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  1. #!/bin/sh
  2. #
  3. # FFmpeg configure script
  4. #
  5. # Copyright (c) 2000-2002 Fabrice Bellard
  6. # Copyright (c) 2005-2008 Diego Biurrun
  7. # Copyright (c) 2005-2008 Mans Rullgard
  8. #
  9. # Prevent locale nonsense from breaking basic text processing.
  10. LC_ALL=C
  11. export LC_ALL
  12. # make sure we are running under a compatible shell
  13. # try to make this part work with most shells
  14. try_exec(){
  15. echo "Trying shell $1"
  16. type "$1" > /dev/null 2>&1 && exec "$@"
  17. }
  18. unset foo
  19. (: ${foo%%bar}) 2> /dev/null
  20. E1="$?"
  21. (: ${foo?}) 2> /dev/null
  22. E2="$?"
  23. if test "$E1" != 0 || test "$E2" = 0; then
  24. echo "Broken shell detected. Trying alternatives."
  25. export FF_CONF_EXEC
  26. if test "0$FF_CONF_EXEC" -lt 1; then
  27. FF_CONF_EXEC=1
  28. try_exec bash "$0" "$@"
  29. fi
  30. if test "0$FF_CONF_EXEC" -lt 2; then
  31. FF_CONF_EXEC=2
  32. try_exec ksh "$0" "$@"
  33. fi
  34. if test "0$FF_CONF_EXEC" -lt 3; then
  35. FF_CONF_EXEC=3
  36. try_exec /usr/xpg4/bin/sh "$0" "$@"
  37. fi
  38. echo "No compatible shell script interpreter found."
  39. echo "This configure script requires a POSIX-compatible shell"
  40. echo "such as bash or ksh."
  41. echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
  42. echo "Instead, install a working POSIX-compatible shell."
  43. echo "Disabling this configure test will create a broken FFmpeg."
  44. if test "$BASH_VERSION" = '2.04.0(1)-release'; then
  45. echo "This bash version ($BASH_VERSION) is broken on your platform."
  46. echo "Upgrade to a later version if available."
  47. fi
  48. exit 1
  49. fi
  50. test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
  51. show_help(){
  52. cat <<EOF
  53. Usage: configure [options]
  54. Options: [defaults in brackets after descriptions]
  55. Help options:
  56. --help print this message
  57. --quiet Suppress showing informative output
  58. --list-decoders show all available decoders
  59. --list-encoders show all available encoders
  60. --list-hwaccels show all available hardware accelerators
  61. --list-demuxers show all available demuxers
  62. --list-muxers show all available muxers
  63. --list-parsers show all available parsers
  64. --list-protocols show all available protocols
  65. --list-bsfs show all available bitstream filters
  66. --list-indevs show all available input devices
  67. --list-outdevs show all available output devices
  68. --list-filters show all available filters
  69. Standard options:
  70. --logfile=FILE log tests and output to FILE [ffbuild/config.log]
  71. --disable-logging do not log configure debug information
  72. --fatal-warnings fail if any configure warning is generated
  73. --prefix=PREFIX install in PREFIX [$prefix_default]
  74. --bindir=DIR install binaries in DIR [PREFIX/bin]
  75. --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
  76. --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
  77. --libdir=DIR install libs in DIR [PREFIX/lib]
  78. --shlibdir=DIR install shared libs in DIR [LIBDIR]
  79. --incdir=DIR install includes in DIR [PREFIX/include]
  80. --mandir=DIR install man page in DIR [PREFIX/share/man]
  81. --pkgconfigdir=DIR install pkg-config files in DIR [LIBDIR/pkgconfig]
  82. --enable-rpath use rpath to allow installing libraries in paths
  83. not part of the dynamic linker search path
  84. use rpath when linking programs (USE WITH CARE)
  85. --install-name-dir=DIR Darwin directory name for installed targets
  86. Licensing options:
  87. --enable-gpl allow use of GPL code, the resulting libs
  88. and binaries will be under GPL [no]
  89. --enable-version3 upgrade (L)GPL to version 3 [no]
  90. --enable-nonfree allow use of nonfree code, the resulting libs
  91. and binaries will be unredistributable [no]
  92. Configuration options:
  93. --disable-static do not build static libraries [no]
  94. --enable-shared build shared libraries [no]
  95. --enable-small optimize for size instead of speed
  96. --disable-runtime-cpudetect disable detecting CPU capabilities at runtime (smaller binary)
  97. --enable-gray enable full grayscale support (slower color)
  98. --disable-swscale-alpha disable alpha channel support in swscale
  99. --disable-all disable building components, libraries and programs
  100. --disable-autodetect disable automatically detected external libraries [no]
  101. Program options:
  102. --disable-programs do not build command line programs
  103. --disable-ffmpeg disable ffmpeg build
  104. --disable-ffplay disable ffplay build
  105. --disable-ffprobe disable ffprobe build
  106. --disable-ffserver disable ffserver build
  107. Documentation options:
  108. --disable-doc do not build documentation
  109. --disable-htmlpages do not build HTML documentation pages
  110. --disable-manpages do not build man documentation pages
  111. --disable-podpages do not build POD documentation pages
  112. --disable-txtpages do not build text documentation pages
  113. Component options:
  114. --disable-avdevice disable libavdevice build
  115. --disable-avcodec disable libavcodec build
  116. --disable-avformat disable libavformat build
  117. --disable-swresample disable libswresample build
  118. --disable-swscale disable libswscale build
  119. --disable-postproc disable libpostproc build
  120. --disable-avfilter disable libavfilter build
  121. --enable-avresample enable libavresample build [no]
  122. --disable-pthreads disable pthreads [autodetect]
  123. --disable-w32threads disable Win32 threads [autodetect]
  124. --disable-os2threads disable OS/2 threads [autodetect]
  125. --disable-network disable network support [no]
  126. --disable-dct disable DCT code
  127. --disable-dwt disable DWT code
  128. --disable-error-resilience disable error resilience code
  129. --disable-lsp disable LSP code
  130. --disable-lzo disable LZO decoder code
  131. --disable-mdct disable MDCT code
  132. --disable-rdft disable RDFT code
  133. --disable-fft disable FFT code
  134. --disable-faan disable floating point AAN (I)DCT code
  135. --disable-pixelutils disable pixel utils in libavutil
  136. Individual component options:
  137. --disable-everything disable all components listed below
  138. --disable-encoder=NAME disable encoder NAME
  139. --enable-encoder=NAME enable encoder NAME
  140. --disable-encoders disable all encoders
  141. --disable-decoder=NAME disable decoder NAME
  142. --enable-decoder=NAME enable decoder NAME
  143. --disable-decoders disable all decoders
  144. --disable-hwaccel=NAME disable hwaccel NAME
  145. --enable-hwaccel=NAME enable hwaccel NAME
  146. --disable-hwaccels disable all hwaccels
  147. --disable-muxer=NAME disable muxer NAME
  148. --enable-muxer=NAME enable muxer NAME
  149. --disable-muxers disable all muxers
  150. --disable-demuxer=NAME disable demuxer NAME
  151. --enable-demuxer=NAME enable demuxer NAME
  152. --disable-demuxers disable all demuxers
  153. --enable-parser=NAME enable parser NAME
  154. --disable-parser=NAME disable parser NAME
  155. --disable-parsers disable all parsers
  156. --enable-bsf=NAME enable bitstream filter NAME
  157. --disable-bsf=NAME disable bitstream filter NAME
  158. --disable-bsfs disable all bitstream filters
  159. --enable-protocol=NAME enable protocol NAME
  160. --disable-protocol=NAME disable protocol NAME
  161. --disable-protocols disable all protocols
  162. --enable-indev=NAME enable input device NAME
  163. --disable-indev=NAME disable input device NAME
  164. --disable-indevs disable input devices
  165. --enable-outdev=NAME enable output device NAME
  166. --disable-outdev=NAME disable output device NAME
  167. --disable-outdevs disable output devices
  168. --disable-devices disable all devices
  169. --enable-filter=NAME enable filter NAME
  170. --disable-filter=NAME disable filter NAME
  171. --disable-filters disable all filters
  172. External library support:
  173. Using any of the following switches will allow FFmpeg to link to the
  174. corresponding external library. All the components depending on that library
  175. will become enabled, if all their other dependencies are met and they are not
  176. explicitly disabled. E.g. --enable-libwavpack will enable linking to
  177. libwavpack and allow the libwavpack encoder to be built, unless it is
  178. specifically disabled with --disable-encoder=libwavpack.
  179. Note that only the system libraries are auto-detected. All the other external
  180. libraries must be explicitly enabled.
  181. Also note that the following help text describes the purpose of the libraries
  182. themselves, not all their features will necessarily be usable by FFmpeg.
  183. --disable-alsa disable ALSA support [autodetect]
  184. --disable-avfoundation disable Apple AVFoundation framework [autodetect]
  185. --enable-avisynth enable reading of AviSynth script files [no]
  186. --disable-bzlib disable bzlib [autodetect]
  187. --disable-coreimage disable Apple CoreImage framework [autodetect]
  188. --enable-chromaprint enable audio fingerprinting with chromaprint [no]
  189. --enable-frei0r enable frei0r video filtering [no]
  190. --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
  191. if openssl, librtmp or gmp is not used [no]
  192. --enable-gmp enable gmp, needed for rtmp(t)e support
  193. if openssl or librtmp is not used [no]
  194. --enable-gnutls enable gnutls, needed for https support
  195. if openssl is not used [no]
  196. --disable-iconv disable iconv [autodetect]
  197. --disable-jack disable libjack support [autodetect]
  198. --enable-jni enable JNI support [no]
  199. --enable-ladspa enable LADSPA audio filtering [no]
  200. --enable-libass enable libass subtitles rendering,
  201. needed for subtitles and ass filter [no]
  202. --enable-libbluray enable BluRay reading using libbluray [no]
  203. --enable-libbs2b enable bs2b DSP library [no]
  204. --enable-libcaca enable textual display using libcaca [no]
  205. --enable-libcelt enable CELT decoding via libcelt [no]
  206. --enable-libcdio enable audio CD grabbing with libcdio [no]
  207. --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
  208. and libraw1394 [no]
  209. --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
  210. --enable-libflite enable flite (voice synthesis) support via libflite [no]
  211. --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
  212. --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
  213. --enable-libfribidi enable libfribidi, improves drawtext filter [no]
  214. --enable-libgme enable Game Music Emu via libgme [no]
  215. --enable-libgsm enable GSM de/encoding via libgsm [no]
  216. --enable-libiec61883 enable iec61883 via libiec61883 [no]
  217. --enable-libilbc enable iLBC de/encoding via libilbc [no]
  218. --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
  219. --enable-libmodplug enable ModPlug via libmodplug [no]
  220. --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
  221. --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
  222. --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
  223. --enable-libopencv enable video filtering via libopencv [no]
  224. --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
  225. --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
  226. --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
  227. --enable-libopus enable Opus de/encoding via libopus [no]
  228. --enable-libpulse enable Pulseaudio input via libpulse [no]
  229. --enable-librsvg enable SVG rasterization via librsvg [no]
  230. --enable-librubberband enable rubberband needed for rubberband filter [no]
  231. --enable-librtmp enable RTMP[E] support via librtmp [no]
  232. --enable-libshine enable fixed-point MP3 encoding via libshine [no]
  233. --enable-libsmbclient enable Samba protocol via libsmbclient [no]
  234. --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
  235. --enable-libsoxr enable Include libsoxr resampling [no]
  236. --enable-libspeex enable Speex de/encoding via libspeex [no]
  237. --enable-libssh enable SFTP protocol via libssh [no]
  238. --enable-libtesseract enable Tesseract, needed for ocr filter [no]
  239. --enable-libtheora enable Theora encoding via libtheora [no]
  240. --enable-libtwolame enable MP2 encoding via libtwolame [no]
  241. --enable-libv4l2 enable libv4l2/v4l-utils [no]
  242. --enable-libvidstab enable video stabilization using vid.stab [no]
  243. --enable-libvmaf enable vmaf filter via libvmaf [no]
  244. --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
  245. --enable-libvorbis enable Vorbis en/decoding via libvorbis,
  246. native implementation exists [no]
  247. --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
  248. --enable-libwavpack enable wavpack encoding via libwavpack [no]
  249. --enable-libwebp enable WebP encoding via libwebp [no]
  250. --enable-libx264 enable H.264 encoding via x264 [no]
  251. --enable-libx265 enable HEVC encoding via x265 [no]
  252. --enable-libxavs enable AVS encoding via xavs [no]
  253. --enable-libxcb enable X11 grabbing using XCB [autodetect]
  254. --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
  255. --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
  256. --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
  257. --enable-libxvid enable Xvid encoding via xvidcore,
  258. native MPEG-4/Xvid encoder exists [no]
  259. --enable-libxml2 enable XML parsing using the C library libxml2 [no]
  260. --enable-libzimg enable z.lib, needed for zscale filter [no]
  261. --enable-libzmq enable message passing via libzmq [no]
  262. --enable-libzvbi enable teletext support via libzvbi [no]
  263. --disable-lzma disable lzma [autodetect]
  264. --enable-decklink enable Blackmagic DeckLink I/O support [no]
  265. --enable-libndi_newtek enable Newteck NDI I/O support [no]
  266. --enable-mediacodec enable Android MediaCodec support [no]
  267. --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
  268. --enable-openal enable OpenAL 1.1 capture support [no]
  269. --enable-opencl enable OpenCL code
  270. --enable-opengl enable OpenGL rendering [no]
  271. --enable-openssl enable openssl, needed for https support
  272. if gnutls is not used [no]
  273. --disable-sndio disable sndio support [autodetect]
  274. --disable-schannel disable SChannel SSP, needed for TLS support on
  275. Windows if openssl and gnutls are not used [autodetect]
  276. --disable-sdl2 disable sdl2 [autodetect]
  277. --disable-securetransport disable Secure Transport, needed for TLS support
  278. on OSX if openssl and gnutls are not used [autodetect]
  279. --disable-xlib disable xlib [autodetect]
  280. --disable-zlib disable zlib [autodetect]
  281. The following libraries provide various hardware acceleration features:
  282. --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
  283. --disable-cuda disable dynamically linked Nvidia CUDA code [autodetect]
  284. --enable-cuda-sdk enable CUDA features that require the CUDA SDK [no]
  285. --disable-cuvid disable Nvidia CUVID support [autodetect]
  286. --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
  287. --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
  288. --enable-libdrm enable DRM code (Linux) [no]
  289. --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
  290. --enable-libnpp enable Nvidia Performance Primitives-based code [no]
  291. --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
  292. --disable-nvenc disable Nvidia video encoding code [autodetect]
  293. --enable-omx enable OpenMAX IL code [no]
  294. --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
  295. --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
  296. --disable-vda disable Apple Video Decode Acceleration code [autodetect]
  297. --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
  298. --disable-videotoolbox disable VideoToolbox code [autodetect]
  299. Toolchain options:
  300. --arch=ARCH select architecture [$arch]
  301. --cpu=CPU select the minimum required CPU (affects
  302. instruction selection, may crash on older CPUs)
  303. --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
  304. --progs-suffix=SUFFIX program name suffix []
  305. --enable-cross-compile assume a cross-compiler is used
  306. --sysroot=PATH root of cross-build tree
  307. --sysinclude=PATH location of cross-build system headers
  308. --target-os=OS compiler targets OS [$target_os]
  309. --target-exec=CMD command to run executables on target
  310. --target-path=DIR path to view of build directory on target
  311. --target-samples=DIR path to samples directory on target
  312. --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
  313. --toolchain=NAME set tool defaults according to NAME
  314. --nm=NM use nm tool NM [$nm_default]
  315. --ar=AR use archive tool AR [$ar_default]
  316. --as=AS use assembler AS [$as_default]
  317. --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
  318. --strip=STRIP use strip tool STRIP [$strip_default]
  319. --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
  320. --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
  321. --cc=CC use C compiler CC [$cc_default]
  322. --cxx=CXX use C compiler CXX [$cxx_default]
  323. --objcc=OCC use ObjC compiler OCC [$cc_default]
  324. --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
  325. --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
  326. --ld=LD use linker LD [$ld_default]
  327. --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
  328. --pkg-config-flags=FLAGS pass additional flags to pkgconf []
  329. --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
  330. --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
  331. --host-cc=HOSTCC use host C compiler HOSTCC
  332. --host-cflags=HCFLAGS use HCFLAGS when compiling for host
  333. --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
  334. --host-ld=HOSTLD use host linker HOSTLD
  335. --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
  336. --host-libs=HLIBS use libs HLIBS when linking for host
  337. --host-os=OS compiler host OS [$target_os]
  338. --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
  339. --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
  340. --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
  341. --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
  342. --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
  343. --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
  344. --extra-libs=ELIBS add ELIBS [$ELIBS]
  345. --extra-version=STRING version string suffix []
  346. --optflags=OPTFLAGS override optimization-related compiler flags
  347. --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
  348. --build-suffix=SUFFIX library name suffix []
  349. --enable-pic build position-independent code
  350. --enable-thumb compile for Thumb instruction set
  351. --enable-lto use link-time optimization
  352. --env="ENV=override" override the environment variables
  353. Advanced options (experts only):
  354. --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
  355. --custom-allocator=NAME use a supported custom allocator
  356. --disable-symver disable symbol versioning
  357. --enable-hardcoded-tables use hardcoded tables instead of runtime generation
  358. --disable-safe-bitstream-reader
  359. disable buffer boundary checking in bitreaders
  360. (faster, but may crash)
  361. --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
  362. Optimization options (experts only):
  363. --disable-asm disable all assembly optimizations
  364. --disable-altivec disable AltiVec optimizations
  365. --disable-vsx disable VSX optimizations
  366. --disable-power8 disable POWER8 optimizations
  367. --disable-amd3dnow disable 3DNow! optimizations
  368. --disable-amd3dnowext disable 3DNow! extended optimizations
  369. --disable-mmx disable MMX optimizations
  370. --disable-mmxext disable MMXEXT optimizations
  371. --disable-sse disable SSE optimizations
  372. --disable-sse2 disable SSE2 optimizations
  373. --disable-sse3 disable SSE3 optimizations
  374. --disable-ssse3 disable SSSE3 optimizations
  375. --disable-sse4 disable SSE4 optimizations
  376. --disable-sse42 disable SSE4.2 optimizations
  377. --disable-avx disable AVX optimizations
  378. --disable-xop disable XOP optimizations
  379. --disable-fma3 disable FMA3 optimizations
  380. --disable-fma4 disable FMA4 optimizations
  381. --disable-avx2 disable AVX2 optimizations
  382. --disable-aesni disable AESNI optimizations
  383. --disable-armv5te disable armv5te optimizations
  384. --disable-armv6 disable armv6 optimizations
  385. --disable-armv6t2 disable armv6t2 optimizations
  386. --disable-vfp disable VFP optimizations
  387. --disable-neon disable NEON optimizations
  388. --disable-inline-asm disable use of inline assembly
  389. --disable-x86asm disable use of standalone x86 assembly
  390. --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
  391. --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
  392. --disable-msa disable MSA optimizations
  393. --disable-mipsfpu disable floating point MIPS optimizations
  394. --disable-mmi disable Loongson SIMD optimizations
  395. --disable-fast-unaligned consider unaligned accesses slow
  396. Developer options (useful when working on FFmpeg itself):
  397. --disable-debug disable debugging symbols
  398. --enable-debug=LEVEL set the debug level [$debuglevel]
  399. --disable-optimizations disable compiler optimizations
  400. --enable-extra-warnings enable more compiler warnings
  401. --disable-stripping disable stripping of executables and shared libraries
  402. --assert-level=level 0(default), 1 or 2, amount of assertion testing,
  403. 2 causes a slowdown at runtime.
  404. --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
  405. --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
  406. leaks and errors, using the specified valgrind binary.
  407. Cannot be combined with --target-exec
  408. --enable-ftrapv Trap arithmetic overflows
  409. --samples=PATH location of test samples for FATE, if not set use
  410. \$FATE_SAMPLES at make invocation time.
  411. --enable-neon-clobber-test check NEON registers for clobbering (should be
  412. used only for debugging purposes)
  413. --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
  414. should be used only for debugging purposes)
  415. --enable-random randomly enable/disable components
  416. --disable-random
  417. --enable-random=LIST randomly enable/disable specific components or
  418. --disable-random=LIST component groups. LIST is a comma-separated list
  419. of NAME[:PROB] entries where NAME is a component
  420. (group) and PROB the probability associated with
  421. NAME (default 0.5).
  422. --random-seed=VALUE seed value for --enable/disable-random
  423. --disable-valgrind-backtrace do not print a backtrace under Valgrind
  424. (only applies to --disable-optimizations builds)
  425. --enable-osfuzz Enable building fuzzer tool
  426. --libfuzzer=PATH path to libfuzzer
  427. --ignore-tests=TESTS comma-separated list (without "fate-" prefix
  428. in the name) of tests whose result is ignored
  429. --enable-linux-perf enable Linux Performance Monitor API
  430. NOTE: Object files are built at the place where configure is launched.
  431. EOF
  432. exit 0
  433. }
  434. quotes='""'
  435. if test -t 1 && which tput >/dev/null 2>&1; then
  436. ncolors=$(tput colors)
  437. if test -n "$ncolors" && test $ncolors -ge 8; then
  438. bold_color=$(tput bold)
  439. warn_color=$(tput setaf 3)
  440. error_color=$(tput setaf 1)
  441. reset_color=$(tput sgr0)
  442. fi
  443. # 72 used instead of 80 since that's the default of pr
  444. ncols=$(tput cols)
  445. fi
  446. : ${ncols:=72}
  447. log(){
  448. echo "$@" >> $logfile
  449. }
  450. log_file(){
  451. log BEGIN $1
  452. pr -n -t $1 >> $logfile
  453. log END $1
  454. }
  455. warn(){
  456. log "WARNING: $*"
  457. WARNINGS="${WARNINGS}WARNING: $*\n"
  458. }
  459. die(){
  460. log "$@"
  461. echo "$error_color$bold_color$@$reset_color"
  462. cat <<EOF
  463. If you think configure made a mistake, make sure you are using the latest
  464. version from Git. If the latest version fails, report the problem to the
  465. ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
  466. EOF
  467. if disabled logging; then
  468. cat <<EOF
  469. Rerun configure with logging enabled (do not use --disable-logging), and
  470. include the log this produces with your report.
  471. EOF
  472. else
  473. cat <<EOF
  474. Include the log file "$logfile" produced by configure as this will help
  475. solve the problem.
  476. EOF
  477. fi
  478. exit 1
  479. }
  480. # Avoid locale weirdness, besides we really just want to translate ASCII.
  481. toupper(){
  482. echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
  483. }
  484. tolower(){
  485. echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
  486. }
  487. c_escape(){
  488. echo "$*" | sed 's/["\\]/\\\0/g'
  489. }
  490. sh_quote(){
  491. v=$(echo "$1" | sed "s/'/'\\\\''/g")
  492. test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
  493. echo "$v"
  494. }
  495. cleanws(){
  496. echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
  497. }
  498. filter(){
  499. pat=$1
  500. shift
  501. for v; do
  502. eval "case $v in $pat) printf '%s ' $v ;; esac"
  503. done
  504. }
  505. filter_out(){
  506. pat=$1
  507. shift
  508. for v; do
  509. eval "case $v in $pat) ;; *) printf '%s ' $v ;; esac"
  510. done
  511. }
  512. map(){
  513. m=$1
  514. shift
  515. for v; do eval $m; done
  516. }
  517. add_suffix(){
  518. suffix=$1
  519. shift
  520. for v; do echo ${v}${suffix}; done
  521. }
  522. set_all(){
  523. value=$1
  524. shift
  525. for var in $*; do
  526. eval $var=$value
  527. done
  528. }
  529. set_weak(){
  530. value=$1
  531. shift
  532. for var; do
  533. eval : \${$var:=$value}
  534. done
  535. }
  536. sanitize_var_name(){
  537. echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
  538. }
  539. set_safe(){
  540. var=$1
  541. shift
  542. eval $(sanitize_var_name "$var")='$*'
  543. }
  544. get_safe(){
  545. eval echo \$$(sanitize_var_name "$1")
  546. }
  547. pushvar(){
  548. for pvar in $*; do
  549. eval level=\${${pvar}_level:=0}
  550. eval ${pvar}_${level}="\$$pvar"
  551. eval ${pvar}_level=$(($level+1))
  552. done
  553. }
  554. popvar(){
  555. for pvar in $*; do
  556. eval level=\${${pvar}_level:-0}
  557. test $level = 0 && continue
  558. eval level=$(($level-1))
  559. eval $pvar="\${${pvar}_${level}}"
  560. eval ${pvar}_level=$level
  561. eval unset ${pvar}_${level}
  562. done
  563. }
  564. request(){
  565. for var in $*; do
  566. eval ${var}_requested=yes
  567. eval $var=
  568. done
  569. }
  570. enable(){
  571. set_all yes $*
  572. }
  573. disable(){
  574. set_all no $*
  575. }
  576. enable_weak(){
  577. set_weak yes $*
  578. }
  579. disable_weak(){
  580. set_weak no $*
  581. }
  582. enable_safe(){
  583. for var; do
  584. enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  585. done
  586. }
  587. disable_safe(){
  588. for var; do
  589. disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  590. done
  591. }
  592. do_enable_deep(){
  593. for var; do
  594. enabled $var && continue
  595. eval sel="\$${var}_select"
  596. eval sgs="\$${var}_suggest"
  597. pushvar var sgs
  598. enable_deep $sel
  599. popvar sgs
  600. enable_deep_weak $sgs
  601. popvar var
  602. done
  603. }
  604. enable_deep(){
  605. do_enable_deep $*
  606. enable $*
  607. }
  608. enable_deep_weak(){
  609. for var; do
  610. disabled $var && continue
  611. pushvar var
  612. do_enable_deep $var
  613. popvar var
  614. enable_weak $var
  615. done
  616. }
  617. requested(){
  618. test "${1#!}" = "$1" && op='=' || op=!=
  619. eval test "x\$${1#!}_requested" $op "xyes"
  620. }
  621. enabled(){
  622. test "${1#!}" = "$1" && op='=' || op=!=
  623. eval test "x\$${1#!}" $op "xyes"
  624. }
  625. disabled(){
  626. test "${1#!}" = "$1" && op='=' || op=!=
  627. eval test "x\$${1#!}" $op "xno"
  628. }
  629. enabled_all(){
  630. for opt; do
  631. enabled $opt || return 1
  632. done
  633. }
  634. disabled_all(){
  635. for opt; do
  636. disabled $opt || return 1
  637. done
  638. }
  639. enabled_any(){
  640. for opt; do
  641. enabled $opt && return 0
  642. done
  643. }
  644. disabled_any(){
  645. for opt; do
  646. disabled $opt && return 0
  647. done
  648. return 1
  649. }
  650. set_default(){
  651. for opt; do
  652. eval : \${$opt:=\$${opt}_default}
  653. done
  654. }
  655. is_in(){
  656. value=$1
  657. shift
  658. for var in $*; do
  659. [ $var = $value ] && return 0
  660. done
  661. return 1
  662. }
  663. do_check_deps(){
  664. for cfg; do
  665. cfg="${cfg#!}"
  666. enabled ${cfg}_checking && die "Circular dependency for $cfg."
  667. disabled ${cfg}_checking && continue
  668. enable ${cfg}_checking
  669. append allopts $cfg
  670. eval dep_all="\$${cfg}_deps"
  671. eval dep_any="\$${cfg}_deps_any"
  672. eval dep_sel="\$${cfg}_select"
  673. eval dep_sgs="\$${cfg}_suggest"
  674. eval dep_ifa="\$${cfg}_if"
  675. eval dep_ifn="\$${cfg}_if_any"
  676. pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  677. do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
  678. popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  679. [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
  680. [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
  681. enabled_all $dep_all || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not all dependencies are satisfied: $dep_all"; }
  682. enabled_any $dep_any || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not any dependency is satisfied: $dep_any"; }
  683. disabled_any $dep_sel && { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some selected dependency is unsatisfied: $dep_sel"; }
  684. if enabled $cfg; then
  685. enable_deep $dep_sel
  686. enable_deep_weak $dep_sgs
  687. fi
  688. disable ${cfg}_checking
  689. done
  690. }
  691. check_deps(){
  692. unset allopts
  693. do_check_deps "$@"
  694. for cfg in $allopts; do
  695. enabled $cfg || continue
  696. eval dep_extralibs="\$${cfg}_extralibs"
  697. test -n "$dep_extralibs" && add_extralibs $dep_extralibs
  698. done
  699. }
  700. print_config(){
  701. pfx=$1
  702. files=$2
  703. shift 2
  704. map 'eval echo "$v \${$v:-no}"' "$@" |
  705. awk "BEGIN { split(\"$files\", files) }
  706. {
  707. c = \"$pfx\" toupper(\$1);
  708. v = \$2;
  709. sub(/yes/, 1, v);
  710. sub(/no/, 0, v);
  711. for (f in files) {
  712. file = files[f];
  713. if (file ~ /\\.h\$/) {
  714. printf(\"#define %s %d\\n\", c, v) >>file;
  715. } else if (file ~ /\\.asm\$/) {
  716. printf(\"%%define %s %d\\n\", c, v) >>file;
  717. } else if (file ~ /\\.mak\$/) {
  718. n = -v ? \"\" : \"!\";
  719. printf(\"%s%s=yes\\n\", n, c) >>file;
  720. } else if (file ~ /\\.texi\$/) {
  721. pre = -v ? \"\" : \"@c \";
  722. yesno = \$2;
  723. c2 = tolower(c);
  724. gsub(/_/, \"-\", c2);
  725. printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
  726. }
  727. }
  728. }"
  729. }
  730. print_enabled(){
  731. suf=$1
  732. shift
  733. for v; do
  734. enabled $v && printf "%s\n" ${v%$suf}
  735. done
  736. }
  737. append(){
  738. var=$1
  739. shift
  740. eval "$var=\"\$$var $*\""
  741. }
  742. prepend(){
  743. var=$1
  744. shift
  745. eval "$var=\"$* \$$var\""
  746. }
  747. unique(){
  748. var=$1
  749. uniq_list=""
  750. for tok in $(eval echo \$$var); do
  751. uniq_list="$(filter_out $tok $uniq_list) $tok"
  752. done
  753. eval "$var=\"${uniq_list}\""
  754. }
  755. add_cppflags(){
  756. append CPPFLAGS "$@"
  757. }
  758. add_cflags(){
  759. append CFLAGS $($cflags_filter "$@")
  760. }
  761. add_cflags_headers(){
  762. append CFLAGS_HEADERS $($cflags_filter "$@")
  763. }
  764. add_cxxflags(){
  765. append CXXFLAGS $($cflags_filter "$@")
  766. }
  767. add_asflags(){
  768. append ASFLAGS $($asflags_filter "$@")
  769. }
  770. add_objcflags(){
  771. append OBJCFLAGS $($objcflags_filter "$@")
  772. }
  773. add_ldflags(){
  774. append LDFLAGS $($ldflags_filter "$@")
  775. }
  776. add_ldexeflags(){
  777. append LDEXEFLAGS $($ldflags_filter "$@")
  778. }
  779. add_ldlibflags(){
  780. append LDLIBFLAGS $($ldflags_filter "$@")
  781. }
  782. add_stripflags(){
  783. append ASMSTRIPFLAGS "$@"
  784. }
  785. add_extralibs(){
  786. prepend extralibs $($ldflags_filter "$@")
  787. }
  788. add_host_cppflags(){
  789. append host_cppflags "$@"
  790. }
  791. add_host_cflags(){
  792. append host_cflags $($host_cflags_filter "$@")
  793. }
  794. add_host_ldflags(){
  795. append host_ldflags $($host_ldflags_filter "$@")
  796. }
  797. add_compat(){
  798. append compat_objs $1
  799. shift
  800. map 'add_cppflags -D$v' "$@"
  801. }
  802. check_cmd(){
  803. log "$@"
  804. "$@" >> $logfile 2>&1
  805. }
  806. check_stat(){
  807. log check_stat "$@"
  808. stat "$1" >> $logfile 2>&1
  809. }
  810. cc_o(){
  811. eval printf '%s\\n' $CC_O
  812. }
  813. cc_e(){
  814. eval printf '%s\\n' $CC_E
  815. }
  816. check_cc(){
  817. log check_cc "$@"
  818. cat > $TMPC
  819. log_file $TMPC
  820. check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
  821. }
  822. check_cxx(){
  823. log check_cxx "$@"
  824. cat > $TMPCPP
  825. log_file $TMPCPP
  826. check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
  827. }
  828. check_objcc(){
  829. log check_objcc "$@"
  830. cat > $TMPM
  831. log_file $TMPM
  832. check_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
  833. }
  834. check_cpp(){
  835. log check_cpp "$@"
  836. cat > $TMPC
  837. log_file $TMPC
  838. check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
  839. }
  840. as_o(){
  841. eval printf '%s\\n' $AS_O
  842. }
  843. check_as(){
  844. log check_as "$@"
  845. cat > $TMPS
  846. log_file $TMPS
  847. check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
  848. }
  849. check_inline_asm(){
  850. log check_inline_asm "$@"
  851. name="$1"
  852. code="$2"
  853. shift 2
  854. disable $name
  855. check_cc "$@" <<EOF && enable $name
  856. void foo(void){ __asm__ volatile($code); }
  857. EOF
  858. }
  859. check_inline_asm_flags(){
  860. log check_inline_asm_flags "$@"
  861. name="$1"
  862. code="$2"
  863. flags=''
  864. shift 2
  865. while [ "$1" != "" ]; do
  866. append flags $1
  867. shift
  868. done;
  869. disable $name
  870. cat > $TMPC <<EOF
  871. void foo(void){ __asm__ volatile($code); }
  872. EOF
  873. log_file $TMPC
  874. check_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
  875. enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
  876. }
  877. check_insn(){
  878. log check_insn "$@"
  879. check_inline_asm ${1}_inline "\"$2\""
  880. echo "$2" | check_as && enable ${1}_external || disable ${1}_external
  881. }
  882. check_x86asm(){
  883. log check_x86asm "$@"
  884. echo "$1" > $TMPS
  885. log_file $TMPS
  886. shift 1
  887. check_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" -o $TMPO $TMPS
  888. }
  889. ld_o(){
  890. eval printf '%s\\n' $LD_O
  891. }
  892. check_ld(){
  893. log check_ld "$@"
  894. type=$1
  895. shift 1
  896. flags=$(filter_out '-l*|*.so' $@)
  897. libs=$(filter '-l*|*.so' $@)
  898. check_$type $($cflags_filter $flags) || return
  899. flags=$($ldflags_filter $flags)
  900. libs=$($ldflags_filter $libs)
  901. check_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
  902. }
  903. print_include(){
  904. hdr=$1
  905. test "${hdr%.h}" = "${hdr}" &&
  906. echo "#include $hdr" ||
  907. echo "#include <$hdr>"
  908. }
  909. check_code(){
  910. log check_code "$@"
  911. check=$1
  912. headers=$2
  913. code=$3
  914. shift 3
  915. {
  916. for hdr in $headers; do
  917. print_include $hdr
  918. done
  919. echo "int main(void) { $code; return 0; }"
  920. } | check_$check "$@"
  921. }
  922. check_cppflags(){
  923. log check_cppflags "$@"
  924. check_cpp "$@" <<EOF && append CPPFLAGS "$@"
  925. int x;
  926. EOF
  927. }
  928. test_cflags(){
  929. log test_cflags "$@"
  930. set -- $($cflags_filter "$@")
  931. check_cc "$@" <<EOF
  932. int x;
  933. EOF
  934. }
  935. check_cflags(){
  936. log check_cflags "$@"
  937. test_cflags "$@" && add_cflags "$@"
  938. }
  939. check_cxxflags(){
  940. log check_cxxflags "$@"
  941. set -- $($cflags_filter "$@")
  942. check_cxx "$@" <<EOF && append CXXFLAGS "$@"
  943. int x;
  944. EOF
  945. }
  946. test_objcflags(){
  947. log test_objcflags "$@"
  948. set -- $($objcflags_filter "$@")
  949. check_objcc "$@" <<EOF
  950. int x;
  951. EOF
  952. }
  953. check_objcflags(){
  954. log check_objcflags "$@"
  955. test_objcflags "$@" && add_objcflags "$@"
  956. }
  957. test_ldflags(){
  958. log test_ldflags "$@"
  959. check_ld "cc" "$@" <<EOF
  960. int main(void){ return 0; }
  961. EOF
  962. }
  963. check_ldflags(){
  964. log check_ldflags "$@"
  965. test_ldflags "$@" && add_ldflags "$@"
  966. }
  967. test_stripflags(){
  968. log test_stripflags "$@"
  969. # call check_cc to get a fresh TMPO
  970. check_cc <<EOF
  971. int main(void) { return 0; }
  972. EOF
  973. check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
  974. }
  975. check_stripflags(){
  976. log check_stripflags "$@"
  977. test_stripflags "$@" && add_stripflags "$@"
  978. }
  979. check_header(){
  980. log check_header "$@"
  981. header=$1
  982. shift
  983. disable_safe $header
  984. check_cpp "$@" <<EOF && enable_safe $header
  985. #include <$header>
  986. int x;
  987. EOF
  988. }
  989. check_header_objcc(){
  990. log check_header_objcc "$@"
  991. rm -f -- "$TMPO"
  992. header=$1
  993. shift
  994. disable_safe $header
  995. {
  996. echo "#include <$header>"
  997. echo "int main(void) { return 0; }"
  998. } | check_objcc && check_stat "$TMPO" && enable_safe $header
  999. }
  1000. check_apple_framework(){
  1001. log check_apple_framework "$@"
  1002. framework="$1"
  1003. name="$(tolower $framework)"
  1004. header="${framework}/${framework}.h"
  1005. disable $name
  1006. check_header_objcc $header && enable $name && add_extralibs "-framework $framework"
  1007. }
  1008. check_func(){
  1009. log check_func "$@"
  1010. func=$1
  1011. shift
  1012. disable $func
  1013. check_ld "cc" "$@" <<EOF && enable $func
  1014. extern int $func();
  1015. int main(void){ $func(); }
  1016. EOF
  1017. }
  1018. check_complexfunc(){
  1019. log check_complexfunc "$@"
  1020. func=$1
  1021. narg=$2
  1022. shift 2
  1023. test $narg = 2 && args="f, g" || args="f * I"
  1024. disable $func
  1025. check_ld "cc" "$@" <<EOF && enable $func
  1026. #include <complex.h>
  1027. #include <math.h>
  1028. float foo(complex float f, complex float g) { return $func($args); }
  1029. int main(void){ return (int) foo; }
  1030. EOF
  1031. }
  1032. check_mathfunc(){
  1033. log check_mathfunc "$@"
  1034. func=$1
  1035. narg=$2
  1036. shift 2
  1037. test $narg = 2 && args="f, g" || args="f"
  1038. disable $func
  1039. check_ld "cc" "$@" <<EOF && enable $func
  1040. #include <math.h>
  1041. float foo(float f, float g) { return $func($args); }
  1042. int main(void){ return (int) foo; }
  1043. EOF
  1044. }
  1045. check_func_headers(){
  1046. log check_func_headers "$@"
  1047. headers=$1
  1048. funcs=$2
  1049. shift 2
  1050. {
  1051. for hdr in $headers; do
  1052. print_include $hdr
  1053. done
  1054. echo "#include <stdint.h>"
  1055. for func in $funcs; do
  1056. echo "long check_$func(void) { return (long) $func; }"
  1057. done
  1058. echo "int main(void) { int ret = 0;"
  1059. # LTO could optimize out the test functions without this
  1060. for func in $funcs; do
  1061. echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
  1062. done
  1063. echo "return ret; }"
  1064. } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
  1065. }
  1066. check_class_headers_cpp(){
  1067. log check_class_headers_cpp "$@"
  1068. headers=$1
  1069. classes=$2
  1070. shift 2
  1071. {
  1072. for hdr in $headers; do
  1073. echo "#include <$hdr>"
  1074. done
  1075. echo "int main(void) { "
  1076. i=1
  1077. for class in $classes; do
  1078. echo "$class obj$i;"
  1079. i=$(expr $i + 1)
  1080. done
  1081. echo "return 0; }"
  1082. } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
  1083. }
  1084. check_cpp_condition(){
  1085. log check_cpp_condition "$@"
  1086. header=$1
  1087. condition=$2
  1088. shift 2
  1089. check_cpp "$@" <<EOF
  1090. #include <$header>
  1091. #if !($condition)
  1092. #error "unsatisfied condition: $condition"
  1093. #endif
  1094. EOF
  1095. }
  1096. test_cflags_cc(){
  1097. log test_cflags_cc "$@"
  1098. flags=$1
  1099. header=$2
  1100. condition=$3
  1101. shift 3
  1102. set -- $($cflags_filter "$flags")
  1103. check_cc "$@" <<EOF
  1104. #include <$header>
  1105. #if !($condition)
  1106. #error "unsatisfied condition: $condition"
  1107. #endif
  1108. EOF
  1109. }
  1110. check_lib(){
  1111. log check_lib "$@"
  1112. name="$1"
  1113. headers="$2"
  1114. funcs="$3"
  1115. shift 3
  1116. disable $name
  1117. check_func_headers "$headers" "$funcs" "$@" &&
  1118. enable $name && add_extralibs "$@"
  1119. }
  1120. check_lib_cpp(){
  1121. log check_lib_cpp "$@"
  1122. headers="$1"
  1123. classes="$2"
  1124. shift 2
  1125. check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
  1126. }
  1127. check_pkg_config(){
  1128. log check_pkg_config "$@"
  1129. pkg_version="$1"
  1130. pkg="${1%% *}"
  1131. headers="$2"
  1132. funcs="$3"
  1133. shift 3
  1134. check_cmd $pkg_config --exists --print-errors $pkg_version || return
  1135. pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
  1136. pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
  1137. check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
  1138. set_safe "${pkg}_cflags" $pkg_cflags &&
  1139. set_safe "${pkg}_extralibs" $pkg_libs
  1140. }
  1141. check_exec(){
  1142. check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
  1143. }
  1144. check_exec_crash(){
  1145. log check_exec_crash "$@"
  1146. code=$(cat)
  1147. # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
  1148. # are safe but may not be available everywhere. Thus we use
  1149. # raise(SIGTERM) instead. The check is run in a subshell so we
  1150. # can redirect the "Terminated" message from the shell. SIGBUS
  1151. # is not defined by standard C so it is used conditionally.
  1152. (check_exec "$@") >> $logfile 2>&1 <<EOF
  1153. #include <signal.h>
  1154. static void sighandler(int sig){
  1155. raise(SIGTERM);
  1156. }
  1157. int foo(void){
  1158. $code
  1159. }
  1160. int (*func_ptr)(void) = foo;
  1161. int main(void){
  1162. signal(SIGILL, sighandler);
  1163. signal(SIGFPE, sighandler);
  1164. signal(SIGSEGV, sighandler);
  1165. #ifdef SIGBUS
  1166. signal(SIGBUS, sighandler);
  1167. #endif
  1168. return func_ptr();
  1169. }
  1170. EOF
  1171. }
  1172. check_type(){
  1173. log check_type "$@"
  1174. headers=$1
  1175. type=$2
  1176. shift 2
  1177. disable_safe "$type"
  1178. check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
  1179. }
  1180. check_struct(){
  1181. log check_struct "$@"
  1182. headers=$1
  1183. struct=$2
  1184. member=$3
  1185. shift 3
  1186. disable_safe "${struct}_${member}"
  1187. check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
  1188. enable_safe "${struct}_${member}"
  1189. }
  1190. check_builtin(){
  1191. log check_builtin "$@"
  1192. name=$1
  1193. headers=$2
  1194. builtin=$3
  1195. shift 3
  1196. disable "$name"
  1197. check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
  1198. }
  1199. check_compile_assert(){
  1200. log check_compile_assert "$@"
  1201. name=$1
  1202. headers=$2
  1203. condition=$3
  1204. shift 3
  1205. disable "$name"
  1206. check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
  1207. }
  1208. require(){
  1209. log require "$@"
  1210. name_version="$1"
  1211. name="${1%% *}"
  1212. headers="$2"
  1213. func="$3"
  1214. shift 3
  1215. check_lib $name "$headers" $func "$@" || die "ERROR: $name_version not found"
  1216. }
  1217. require_cpp(){
  1218. name="$1"
  1219. headers="$2"
  1220. classes="$3"
  1221. shift 3
  1222. check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
  1223. }
  1224. use_pkg_config(){
  1225. log use_pkg_config "$@"
  1226. pkg="$1"
  1227. check_pkg_config "$@" || return 1
  1228. add_cflags $(get_safe "${pkg}_cflags")
  1229. add_extralibs $(get_safe "${pkg}_extralibs")
  1230. }
  1231. require_pkg_config(){
  1232. use_pkg_config "$@" || die "ERROR: $pkg not found using pkg-config$pkg_config_fail_message"
  1233. }
  1234. hostcc_e(){
  1235. eval printf '%s\\n' $HOSTCC_E
  1236. }
  1237. hostcc_o(){
  1238. eval printf '%s\\n' $HOSTCC_O
  1239. }
  1240. check_host_cc(){
  1241. log check_host_cc "$@"
  1242. cat > $TMPC
  1243. log_file $TMPC
  1244. check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
  1245. }
  1246. check_host_cpp(){
  1247. log check_host_cpp "$@"
  1248. cat > $TMPC
  1249. log_file $TMPC
  1250. check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
  1251. }
  1252. check_host_cppflags(){
  1253. log check_host_cppflags "$@"
  1254. check_host_cpp "$@" <<EOF && append host_cppflags "$@"
  1255. int x;
  1256. EOF
  1257. }
  1258. check_host_cflags(){
  1259. log check_host_cflags "$@"
  1260. set -- $($host_cflags_filter "$@")
  1261. check_host_cc "$@" <<EOF && append host_cflags "$@"
  1262. int x;
  1263. EOF
  1264. }
  1265. check_host_cpp_condition(){
  1266. log check_host_cpp_condition "$@"
  1267. header=$1
  1268. condition=$2
  1269. shift 2
  1270. check_host_cpp "$@" <<EOF
  1271. #include <$header>
  1272. #if !($condition)
  1273. #error "unsatisfied condition: $condition"
  1274. #endif
  1275. EOF
  1276. }
  1277. cp_if_changed(){
  1278. cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
  1279. mkdir -p "$(dirname $2)"
  1280. cp -f "$1" "$2"
  1281. }
  1282. # CONFIG_LIST contains configurable options, while HAVE_LIST is for
  1283. # system-dependent things.
  1284. AVCODEC_COMPONENTS="
  1285. bsfs
  1286. decoders
  1287. encoders
  1288. hwaccels
  1289. parsers
  1290. "
  1291. AVDEVICE_COMPONENTS="
  1292. indevs
  1293. outdevs
  1294. "
  1295. AVFILTER_COMPONENTS="
  1296. filters
  1297. "
  1298. AVFORMAT_COMPONENTS="
  1299. demuxers
  1300. muxers
  1301. protocols
  1302. "
  1303. AVRESAMPLE_COMPONENTS=""
  1304. AVUTIL_COMPONENTS=""
  1305. COMPONENT_LIST="
  1306. $AVCODEC_COMPONENTS
  1307. $AVDEVICE_COMPONENTS
  1308. $AVFILTER_COMPONENTS
  1309. $AVFORMAT_COMPONENTS
  1310. $AVRESAMPLE_COMPONENTS
  1311. $AVUTIL_COMPONENTS
  1312. "
  1313. EXAMPLE_LIST="
  1314. avio_dir_cmd_example
  1315. avio_reading_example
  1316. decode_audio_example
  1317. decode_video_example
  1318. demuxing_decoding_example
  1319. encode_audio_example
  1320. encode_video_example
  1321. extract_mvs_example
  1322. filter_audio_example
  1323. filtering_audio_example
  1324. filtering_video_example
  1325. http_multiclient_example
  1326. hw_decode_example
  1327. metadata_example
  1328. muxing_example
  1329. qsvdec_example
  1330. remuxing_example
  1331. resampling_audio_example
  1332. scaling_video_example
  1333. transcode_aac_example
  1334. transcoding_example
  1335. "
  1336. EXTERNAL_AUTODETECT_LIBRARY_LIST="
  1337. alsa
  1338. avfoundation
  1339. bzlib
  1340. coreimage
  1341. iconv
  1342. jack
  1343. libxcb
  1344. libxcb_shm
  1345. libxcb_shape
  1346. libxcb_xfixes
  1347. lzma
  1348. schannel
  1349. sdl2
  1350. securetransport
  1351. sndio
  1352. xlib
  1353. zlib
  1354. "
  1355. EXTERNAL_LIBRARY_GPL_LIST="
  1356. avisynth
  1357. frei0r
  1358. libcdio
  1359. librubberband
  1360. libvidstab
  1361. libx264
  1362. libx265
  1363. libxavs
  1364. libxvid
  1365. "
  1366. EXTERNAL_LIBRARY_NONFREE_LIST="
  1367. decklink
  1368. libndi_newtek
  1369. libfdk_aac
  1370. openssl
  1371. "
  1372. EXTERNAL_LIBRARY_VERSION3_LIST="
  1373. gmp
  1374. libopencore_amrnb
  1375. libopencore_amrwb
  1376. libvo_amrwbenc
  1377. "
  1378. EXTERNAL_LIBRARY_GPLV3_LIST="
  1379. libsmbclient
  1380. "
  1381. EXTERNAL_LIBRARY_LIST="
  1382. $EXTERNAL_AUTODETECT_LIBRARY_LIST
  1383. $EXTERNAL_LIBRARY_GPL_LIST
  1384. $EXTERNAL_LIBRARY_NONFREE_LIST
  1385. $EXTERNAL_LIBRARY_VERSION3_LIST
  1386. $EXTERNAL_LIBRARY_GPLV3_LIST
  1387. chromaprint
  1388. gcrypt
  1389. gnutls
  1390. jni
  1391. ladspa
  1392. libass
  1393. libbluray
  1394. libbs2b
  1395. libcaca
  1396. libcelt
  1397. libdc1394
  1398. libdrm
  1399. libflite
  1400. libfontconfig
  1401. libfreetype
  1402. libfribidi
  1403. libgme
  1404. libgsm
  1405. libiec61883
  1406. libilbc
  1407. libkvazaar
  1408. libmodplug
  1409. libmp3lame
  1410. libmysofa
  1411. libopencv
  1412. libopenh264
  1413. libopenjpeg
  1414. libopenmpt
  1415. libopus
  1416. libpulse
  1417. librsvg
  1418. librtmp
  1419. libshine
  1420. libsmbclient
  1421. libsnappy
  1422. libsoxr
  1423. libspeex
  1424. libssh
  1425. libtesseract
  1426. libtheora
  1427. libtwolame
  1428. libv4l2
  1429. libvmaf
  1430. libvorbis
  1431. libvpx
  1432. libwavpack
  1433. libwebp
  1434. libxml2
  1435. libzimg
  1436. libzmq
  1437. libzvbi
  1438. mediacodec
  1439. openal
  1440. opencl
  1441. opengl
  1442. "
  1443. HWACCEL_AUTODETECT_LIBRARY_LIST="
  1444. audiotoolbox
  1445. crystalhd
  1446. cuda
  1447. cuvid
  1448. d3d11va
  1449. dxva2
  1450. nvenc
  1451. vaapi
  1452. vda
  1453. vdpau
  1454. videotoolbox
  1455. xvmc
  1456. "
  1457. HWACCEL_LIBRARY_NONFREE_LIST="
  1458. cuda_sdk
  1459. libnpp
  1460. "
  1461. HWACCEL_LIBRARY_LIST="
  1462. $HWACCEL_AUTODETECT_LIBRARY_LIST
  1463. $HWACCEL_LIBRARY_NONFREE_LIST
  1464. libmfx
  1465. mmal
  1466. omx
  1467. "
  1468. DOCUMENT_LIST="
  1469. doc
  1470. htmlpages
  1471. manpages
  1472. podpages
  1473. txtpages
  1474. "
  1475. FEATURE_LIST="
  1476. ftrapv
  1477. gray
  1478. hardcoded_tables
  1479. omx_rpi
  1480. runtime_cpudetect
  1481. safe_bitstream_reader
  1482. shared
  1483. small
  1484. static
  1485. swscale_alpha
  1486. "
  1487. LIBRARY_LIST="
  1488. avcodec
  1489. avdevice
  1490. avfilter
  1491. avformat
  1492. avresample
  1493. avutil
  1494. postproc
  1495. swresample
  1496. swscale
  1497. "
  1498. LICENSE_LIST="
  1499. gpl
  1500. nonfree
  1501. version3
  1502. "
  1503. PROGRAM_LIST="
  1504. ffplay
  1505. ffprobe
  1506. ffserver
  1507. ffmpeg
  1508. "
  1509. SUBSYSTEM_LIST="
  1510. dct
  1511. dwt
  1512. error_resilience
  1513. faan
  1514. fast_unaligned
  1515. fft
  1516. lsp
  1517. lzo
  1518. mdct
  1519. pixelutils
  1520. network
  1521. rdft
  1522. "
  1523. # COMPONENT_LIST needs to come last to ensure correct dependency checking
  1524. CONFIG_LIST="
  1525. $DOCUMENT_LIST
  1526. $EXAMPLE_LIST
  1527. $EXTERNAL_LIBRARY_LIST
  1528. $HWACCEL_LIBRARY_LIST
  1529. $FEATURE_LIST
  1530. $LICENSE_LIST
  1531. $LIBRARY_LIST
  1532. $PROGRAM_LIST
  1533. $SUBSYSTEM_LIST
  1534. autodetect
  1535. fontconfig
  1536. linux_perf
  1537. memory_poisoning
  1538. neon_clobber_test
  1539. ossfuzz
  1540. pic
  1541. thumb
  1542. valgrind_backtrace
  1543. xmm_clobber_test
  1544. $COMPONENT_LIST
  1545. "
  1546. THREADS_LIST="
  1547. pthreads
  1548. os2threads
  1549. w32threads
  1550. "
  1551. ATOMICS_LIST="
  1552. atomics_gcc
  1553. atomics_suncc
  1554. atomics_win32
  1555. "
  1556. AUTODETECT_LIBS="
  1557. $EXTERNAL_AUTODETECT_LIBRARY_LIST
  1558. $HWACCEL_AUTODETECT_LIBRARY_LIST
  1559. $THREADS_LIST
  1560. "
  1561. ARCH_LIST="
  1562. aarch64
  1563. alpha
  1564. arm
  1565. avr32
  1566. avr32_ap
  1567. avr32_uc
  1568. bfin
  1569. ia64
  1570. m68k
  1571. mips
  1572. mips64
  1573. parisc
  1574. ppc
  1575. ppc64
  1576. s390
  1577. sh4
  1578. sparc
  1579. sparc64
  1580. tilegx
  1581. tilepro
  1582. tomi
  1583. x86
  1584. x86_32
  1585. x86_64
  1586. "
  1587. ARCH_EXT_LIST_ARM="
  1588. armv5te
  1589. armv6
  1590. armv6t2
  1591. armv8
  1592. neon
  1593. vfp
  1594. vfpv3
  1595. setend
  1596. "
  1597. ARCH_EXT_LIST_MIPS="
  1598. mipsfpu
  1599. mips32r2
  1600. mips32r5
  1601. mips64r2
  1602. mips32r6
  1603. mips64r6
  1604. mipsdsp
  1605. mipsdspr2
  1606. msa
  1607. "
  1608. ARCH_EXT_LIST_LOONGSON="
  1609. loongson2
  1610. loongson3
  1611. mmi
  1612. "
  1613. ARCH_EXT_LIST_X86_SIMD="
  1614. aesni
  1615. amd3dnow
  1616. amd3dnowext
  1617. avx
  1618. avx2
  1619. fma3
  1620. fma4
  1621. mmx
  1622. mmxext
  1623. sse
  1624. sse2
  1625. sse3
  1626. sse4
  1627. sse42
  1628. ssse3
  1629. xop
  1630. "
  1631. ARCH_EXT_LIST_PPC="
  1632. altivec
  1633. dcbzl
  1634. ldbrx
  1635. power8
  1636. ppc4xx
  1637. vsx
  1638. "
  1639. ARCH_EXT_LIST_X86="
  1640. $ARCH_EXT_LIST_X86_SIMD
  1641. cpunop
  1642. i686
  1643. "
  1644. ARCH_EXT_LIST="
  1645. $ARCH_EXT_LIST_ARM
  1646. $ARCH_EXT_LIST_PPC
  1647. $ARCH_EXT_LIST_X86
  1648. $ARCH_EXT_LIST_MIPS
  1649. $ARCH_EXT_LIST_LOONGSON
  1650. "
  1651. ARCH_FEATURES="
  1652. aligned_stack
  1653. fast_64bit
  1654. fast_clz
  1655. fast_cmov
  1656. local_aligned_8
  1657. local_aligned_16
  1658. local_aligned_32
  1659. simd_align_16
  1660. simd_align_32
  1661. "
  1662. BUILTIN_LIST="
  1663. atomic_cas_ptr
  1664. machine_rw_barrier
  1665. MemoryBarrier
  1666. mm_empty
  1667. rdtsc
  1668. sarestart
  1669. sem_timedwait
  1670. sync_val_compare_and_swap
  1671. "
  1672. HAVE_LIST_CMDLINE="
  1673. inline_asm
  1674. symver
  1675. x86asm
  1676. "
  1677. HAVE_LIST_PUB="
  1678. bigendian
  1679. fast_unaligned
  1680. "
  1681. HEADERS_LIST="
  1682. altivec_h
  1683. arpa_inet_h
  1684. asm_types_h
  1685. cdio_paranoia_h
  1686. cdio_paranoia_paranoia_h
  1687. cuda_h
  1688. d3d11_h
  1689. dispatch_dispatch_h
  1690. dev_bktr_ioctl_bt848_h
  1691. dev_bktr_ioctl_meteor_h
  1692. dev_ic_bt8xx_h
  1693. dev_video_bktr_ioctl_bt848_h
  1694. dev_video_meteor_ioctl_meteor_h
  1695. direct_h
  1696. dirent_h
  1697. dlfcn_h
  1698. dxgidebug_h
  1699. dxva_h
  1700. ES2_gl_h
  1701. gsm_h
  1702. io_h
  1703. mach_mach_time_h
  1704. machine_ioctl_bt848_h
  1705. machine_ioctl_meteor_h
  1706. malloc_h
  1707. opencv2_core_core_c_h
  1708. openjpeg_2_2_openjpeg_h
  1709. openjpeg_2_1_openjpeg_h
  1710. openjpeg_2_0_openjpeg_h
  1711. openjpeg_1_5_openjpeg_h
  1712. OpenGL_gl3_h
  1713. poll_h
  1714. soundcard_h
  1715. stdatomic_h
  1716. sys_mman_h
  1717. sys_param_h
  1718. sys_resource_h
  1719. sys_select_h
  1720. sys_soundcard_h
  1721. sys_time_h
  1722. sys_un_h
  1723. sys_videoio_h
  1724. termios_h
  1725. udplite_h
  1726. unistd_h
  1727. valgrind_valgrind_h
  1728. windows_h
  1729. winsock2_h
  1730. "
  1731. INTRINSICS_LIST="
  1732. intrinsics_neon
  1733. "
  1734. COMPLEX_FUNCS="
  1735. cabs
  1736. cexp
  1737. "
  1738. MATH_FUNCS="
  1739. atanf
  1740. atan2f
  1741. cbrt
  1742. cbrtf
  1743. copysign
  1744. cosf
  1745. erf
  1746. exp2
  1747. exp2f
  1748. expf
  1749. hypot
  1750. isfinite
  1751. isinf
  1752. isnan
  1753. ldexpf
  1754. llrint
  1755. llrintf
  1756. log2
  1757. log2f
  1758. log10f
  1759. lrint
  1760. lrintf
  1761. powf
  1762. rint
  1763. round
  1764. roundf
  1765. sinf
  1766. trunc
  1767. truncf
  1768. "
  1769. SYSTEM_FUNCS="
  1770. access
  1771. aligned_malloc
  1772. arc4random
  1773. clock_gettime
  1774. closesocket
  1775. CommandLineToArgvW
  1776. CoTaskMemFree
  1777. CryptGenRandom
  1778. dlopen
  1779. fcntl
  1780. flt_lim
  1781. fork
  1782. getaddrinfo
  1783. gethrtime
  1784. getopt
  1785. GetProcessAffinityMask
  1786. GetProcessMemoryInfo
  1787. GetProcessTimes
  1788. getrusage
  1789. GetSystemTimeAsFileTime
  1790. gettimeofday
  1791. glob
  1792. glXGetProcAddress
  1793. gmtime_r
  1794. inet_aton
  1795. isatty
  1796. jack_port_get_latency_range
  1797. kbhit
  1798. LoadLibrary
  1799. localtime_r
  1800. lstat
  1801. lzo1x_999_compress
  1802. mach_absolute_time
  1803. MapViewOfFile
  1804. memalign
  1805. mkstemp
  1806. mmap
  1807. mprotect
  1808. nanosleep
  1809. PeekNamedPipe
  1810. posix_memalign
  1811. pthread_cancel
  1812. sched_getaffinity
  1813. SetConsoleTextAttribute
  1814. SetConsoleCtrlHandler
  1815. setmode
  1816. setrlimit
  1817. Sleep
  1818. strerror_r
  1819. sysconf
  1820. sysctl
  1821. usleep
  1822. UTGetOSTypeFromString
  1823. VirtualAlloc
  1824. wglGetProcAddress
  1825. "
  1826. TOOLCHAIN_FEATURES="
  1827. as_dn_directive
  1828. as_fpu_directive
  1829. as_func
  1830. as_object_arch
  1831. asm_mod_q
  1832. attribute_may_alias
  1833. attribute_packed
  1834. blocks_extension
  1835. ebp_available
  1836. ebx_available
  1837. gnu_as
  1838. gnu_windres
  1839. ibm_asm
  1840. inline_asm_direct_symbol_refs
  1841. inline_asm_labels
  1842. inline_asm_nonlocal_labels
  1843. pragma_deprecated
  1844. rsync_contimeout
  1845. symver_asm_label
  1846. symver_gnu_asm
  1847. vfp_args
  1848. xform_asm
  1849. xmm_clobbers
  1850. "
  1851. TYPES_LIST="
  1852. CONDITION_VARIABLE_Ptr
  1853. socklen_t
  1854. struct_addrinfo
  1855. struct_group_source_req
  1856. struct_ip_mreq_source
  1857. struct_ipv6_mreq
  1858. struct_msghdr_msg_flags
  1859. struct_pollfd
  1860. struct_rusage_ru_maxrss
  1861. struct_sctp_event_subscribe
  1862. struct_sockaddr_in6
  1863. struct_sockaddr_sa_len
  1864. struct_sockaddr_storage
  1865. struct_stat_st_mtim_tv_nsec
  1866. struct_v4l2_frmivalenum_discrete
  1867. "
  1868. HAVE_LIST="
  1869. $ARCH_EXT_LIST
  1870. $(add_suffix _external $ARCH_EXT_LIST)
  1871. $(add_suffix _inline $ARCH_EXT_LIST)
  1872. $ARCH_FEATURES
  1873. $ATOMICS_LIST
  1874. $BUILTIN_LIST
  1875. $COMPLEX_FUNCS
  1876. $HAVE_LIST_CMDLINE
  1877. $HAVE_LIST_PUB
  1878. $HEADERS_LIST
  1879. $INTRINSICS_LIST
  1880. $MATH_FUNCS
  1881. $SYSTEM_FUNCS
  1882. $THREADS_LIST
  1883. $TOOLCHAIN_FEATURES
  1884. $TYPES_LIST
  1885. atomics_native
  1886. dos_paths
  1887. libc_msvcrt
  1888. makeinfo
  1889. makeinfo_html
  1890. MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
  1891. perl
  1892. pod2man
  1893. section_data_rel_ro
  1894. texi2html
  1895. threads
  1896. uwp
  1897. vaapi_drm
  1898. vaapi_x11
  1899. vdpau_x11
  1900. winrt
  1901. "
  1902. # options emitted with CONFIG_ prefix but not available on the command line
  1903. CONFIG_EXTRA="
  1904. aandcttables
  1905. ac3dsp
  1906. audio_frame_queue
  1907. audiodsp
  1908. blockdsp
  1909. bswapdsp
  1910. cabac
  1911. dirac_parse
  1912. dvprofile
  1913. exif
  1914. faandct
  1915. faanidct
  1916. fdctdsp
  1917. flacdsp
  1918. fmtconvert
  1919. frame_thread_encoder
  1920. g722dsp
  1921. golomb
  1922. gplv3
  1923. h263dsp
  1924. h264chroma
  1925. h264dsp
  1926. h264parse
  1927. h264pred
  1928. h264qpel
  1929. hevcparse
  1930. hpeldsp
  1931. huffman
  1932. huffyuvdsp
  1933. huffyuvencdsp
  1934. idctdsp
  1935. iirfilter
  1936. mdct15
  1937. intrax8
  1938. iso_media
  1939. ividsp
  1940. jpegtables
  1941. lgplv3
  1942. libx262
  1943. llauddsp
  1944. llviddsp
  1945. llvidencdsp
  1946. lpc
  1947. lzf
  1948. me_cmp
  1949. mpeg_er
  1950. mpegaudio
  1951. mpegaudiodsp
  1952. mpegaudioheader
  1953. mpegvideo
  1954. mpegvideoenc
  1955. mss34dsp
  1956. pixblockdsp
  1957. qpeldsp
  1958. qsv
  1959. qsvdec
  1960. qsvenc
  1961. rangecoder
  1962. riffdec
  1963. riffenc
  1964. rtpdec
  1965. rtpenc_chain
  1966. rv34dsp
  1967. sinewin
  1968. snappy
  1969. srtp
  1970. startcode
  1971. texturedsp
  1972. texturedspenc
  1973. tpeldsp
  1974. vaapi_encode
  1975. vc1dsp
  1976. videodsp
  1977. vp3dsp
  1978. vp56dsp
  1979. vp8dsp
  1980. wma_freqs
  1981. wmv2dsp
  1982. "
  1983. CMDLINE_SELECT="
  1984. $ARCH_EXT_LIST
  1985. $CONFIG_LIST
  1986. $HAVE_LIST_CMDLINE
  1987. $THREADS_LIST
  1988. asm
  1989. cross_compile
  1990. debug
  1991. extra_warnings
  1992. logging
  1993. lto
  1994. optimizations
  1995. rpath
  1996. stripping
  1997. "
  1998. PATHS_LIST="
  1999. bindir
  2000. datadir
  2001. docdir
  2002. incdir
  2003. libdir
  2004. mandir
  2005. pkgconfigdir
  2006. prefix
  2007. shlibdir
  2008. install_name_dir
  2009. "
  2010. CMDLINE_SET="
  2011. $PATHS_LIST
  2012. ar
  2013. arch
  2014. as
  2015. assert_level
  2016. build_suffix
  2017. cc
  2018. objcc
  2019. cpu
  2020. cross_prefix
  2021. custom_allocator
  2022. cxx
  2023. dep_cc
  2024. doxygen
  2025. env
  2026. extra_version
  2027. gas
  2028. host_cc
  2029. host_cflags
  2030. host_extralibs
  2031. host_ld
  2032. host_ldflags
  2033. host_os
  2034. ignore_tests
  2035. install
  2036. ld
  2037. ln_s
  2038. logfile
  2039. malloc_prefix
  2040. nm
  2041. optflags
  2042. nvccflags
  2043. pkg_config
  2044. pkg_config_flags
  2045. progs_suffix
  2046. random_seed
  2047. ranlib
  2048. samples
  2049. strip
  2050. sws_max_filter_size
  2051. sysinclude
  2052. sysroot
  2053. target_exec
  2054. target_os
  2055. target_path
  2056. target_samples
  2057. tempprefix
  2058. toolchain
  2059. valgrind
  2060. x86asmexe
  2061. "
  2062. CMDLINE_APPEND="
  2063. extra_cflags
  2064. extra_cxxflags
  2065. extra_objcflags
  2066. host_cppflags
  2067. "
  2068. # code dependency declarations
  2069. # architecture extensions
  2070. armv5te_deps="arm"
  2071. armv6_deps="arm"
  2072. armv6t2_deps="arm"
  2073. armv8_deps="aarch64"
  2074. neon_deps_any="aarch64 arm"
  2075. intrinsics_neon_deps="neon"
  2076. vfp_deps_any="aarch64 arm"
  2077. vfpv3_deps="vfp"
  2078. setend_deps="arm"
  2079. map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
  2080. loongson2_deps="mips"
  2081. loongson3_deps="mips"
  2082. mipsfpu_deps="mips"
  2083. mipsdsp_deps="mips"
  2084. mipsdspr2_deps="mips"
  2085. mips32r2_deps="mips"
  2086. mips32r5_deps="mips"
  2087. mips32r6_deps="mips"
  2088. mips64r2_deps="mips"
  2089. mips64r6_deps="mips"
  2090. msa_deps="mipsfpu"
  2091. mmi_deps="mips"
  2092. altivec_deps="ppc"
  2093. dcbzl_deps="ppc"
  2094. ldbrx_deps="ppc"
  2095. ppc4xx_deps="ppc"
  2096. vsx_deps="altivec"
  2097. power8_deps="vsx"
  2098. cpunop_deps="i686"
  2099. x86_64_select="i686"
  2100. x86_64_suggest="fast_cmov"
  2101. amd3dnow_deps="mmx"
  2102. amd3dnowext_deps="amd3dnow"
  2103. i686_deps="x86"
  2104. mmx_deps="x86"
  2105. mmxext_deps="mmx"
  2106. sse_deps="mmxext"
  2107. sse2_deps="sse"
  2108. sse3_deps="sse2"
  2109. ssse3_deps="sse3"
  2110. sse4_deps="ssse3"
  2111. sse42_deps="sse4"
  2112. aesni_deps="sse42"
  2113. avx_deps="sse42"
  2114. xop_deps="avx"
  2115. fma3_deps="avx"
  2116. fma4_deps="avx"
  2117. avx2_deps="avx"
  2118. mmx_external_deps="x86asm"
  2119. mmx_inline_deps="inline_asm"
  2120. mmx_suggest="mmx_external mmx_inline"
  2121. for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
  2122. eval dep=\$${ext}_deps
  2123. eval ${ext}_external_deps='"${dep}_external"'
  2124. eval ${ext}_inline_deps='"${dep}_inline"'
  2125. eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
  2126. done
  2127. aligned_stack_if_any="aarch64 ppc x86"
  2128. fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
  2129. fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
  2130. fast_unaligned_if_any="aarch64 ppc x86"
  2131. simd_align_16_if_any="altivec neon sse"
  2132. simd_align_32_if_any="avx"
  2133. # system capabilities
  2134. symver_if_any="symver_asm_label symver_gnu_asm"
  2135. valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
  2136. # threading support
  2137. atomics_gcc_if="sync_val_compare_and_swap"
  2138. atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
  2139. atomics_win32_if="MemoryBarrier"
  2140. atomics_native_if_any="$ATOMICS_LIST"
  2141. w32threads_deps="atomics_native"
  2142. threads_if_any="$THREADS_LIST"
  2143. # subsystems
  2144. dct_select="rdft"
  2145. dirac_parse_select="golomb"
  2146. error_resilience_select="me_cmp"
  2147. faandct_deps="faan fdctdsp"
  2148. faanidct_deps="faan idctdsp"
  2149. h264dsp_select="startcode"
  2150. hevcparse_select="golomb"
  2151. frame_thread_encoder_deps="encoders threads"
  2152. intrax8_select="blockdsp idctdsp"
  2153. mdct_select="fft"
  2154. mdct15_select="fft"
  2155. me_cmp_select="fdctdsp idctdsp pixblockdsp"
  2156. mpeg_er_select="error_resilience"
  2157. mpegaudio_select="mpegaudiodsp mpegaudioheader"
  2158. mpegaudiodsp_select="dct"
  2159. mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
  2160. mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
  2161. vc1dsp_select="h264chroma qpeldsp startcode"
  2162. rdft_select="fft"
  2163. # decoders / encoders
  2164. aac_decoder_select="mdct15 mdct sinewin"
  2165. aac_fixed_decoder_select="mdct sinewin"
  2166. aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
  2167. aac_latm_decoder_select="aac_decoder aac_latm_parser"
  2168. ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
  2169. ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
  2170. ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
  2171. ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
  2172. adpcm_g722_decoder_select="g722dsp"
  2173. adpcm_g722_encoder_select="g722dsp"
  2174. aic_decoder_select="golomb idctdsp"
  2175. alac_encoder_select="lpc"
  2176. als_decoder_select="bswapdsp"
  2177. amrnb_decoder_select="lsp"
  2178. amrwb_decoder_select="lsp"
  2179. amv_decoder_select="sp5x_decoder exif"
  2180. amv_encoder_select="aandcttables jpegtables mpegvideoenc"
  2181. ape_decoder_select="bswapdsp llauddsp"
  2182. apng_decoder_select="zlib"
  2183. apng_encoder_select="llvidencdsp zlib"
  2184. asv1_decoder_select="blockdsp bswapdsp idctdsp"
  2185. asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
  2186. asv2_decoder_select="blockdsp bswapdsp idctdsp"
  2187. asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
  2188. atrac1_decoder_select="mdct sinewin"
  2189. atrac3_decoder_select="mdct"
  2190. atrac3p_decoder_select="mdct sinewin"
  2191. avrn_decoder_select="exif jpegtables"
  2192. bink_decoder_select="blockdsp hpeldsp"
  2193. binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
  2194. binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
  2195. cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
  2196. clearvideo_decoder_select="idctdsp"
  2197. cllc_decoder_select="bswapdsp"
  2198. comfortnoise_encoder_select="lpc"
  2199. cook_decoder_select="audiodsp mdct sinewin"
  2200. cscd_decoder_select="lzo"
  2201. cscd_decoder_suggest="zlib"
  2202. dca_decoder_select="mdct"
  2203. dds_decoder_select="texturedsp"
  2204. dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
  2205. dnxhd_decoder_select="blockdsp idctdsp"
  2206. dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
  2207. dolby_e_decoder_select="mdct"
  2208. dvvideo_decoder_select="dvprofile idctdsp"
  2209. dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
  2210. dxa_decoder_select="zlib"
  2211. dxv_decoder_select="lzf texturedsp"
  2212. eac3_decoder_select="ac3_decoder"
  2213. eac3_encoder_select="ac3_encoder"
  2214. eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
  2215. eatgq_decoder_select="aandcttables"
  2216. eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
  2217. exr_decoder_select="zlib"
  2218. ffv1_decoder_select="rangecoder"
  2219. ffv1_encoder_select="rangecoder"
  2220. ffvhuff_decoder_select="huffyuv_decoder"
  2221. ffvhuff_encoder_select="huffyuv_encoder"
  2222. fic_decoder_select="golomb"
  2223. flac_decoder_select="flacdsp"
  2224. flac_encoder_select="bswapdsp flacdsp lpc"
  2225. flashsv2_decoder_select="zlib"
  2226. flashsv2_encoder_select="zlib"
  2227. flashsv_decoder_select="zlib"
  2228. flashsv_encoder_select="zlib"
  2229. flv_decoder_select="h263_decoder"
  2230. flv_encoder_select="h263_encoder"
  2231. fourxm_decoder_select="blockdsp bswapdsp"
  2232. fraps_decoder_select="bswapdsp huffman"
  2233. g2m_decoder_select="blockdsp idctdsp jpegtables zlib"
  2234. g729_decoder_select="audiodsp"
  2235. h261_decoder_select="mpegvideo"
  2236. h261_encoder_select="aandcttables mpegvideoenc"
  2237. h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
  2238. h263_encoder_select="aandcttables h263dsp mpegvideoenc"
  2239. h263i_decoder_select="h263_decoder"
  2240. h263p_decoder_select="h263_decoder"
  2241. h263p_encoder_select="h263_encoder"
  2242. h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
  2243. h264_decoder_suggest="error_resilience"
  2244. hap_decoder_select="snappy texturedsp"
  2245. hap_encoder_deps="libsnappy"
  2246. hap_encoder_select="texturedspenc"
  2247. hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
  2248. huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
  2249. huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
  2250. iac_decoder_select="imc_decoder"
  2251. imc_decoder_select="bswapdsp fft mdct sinewin"
  2252. indeo3_decoder_select="hpeldsp"
  2253. indeo4_decoder_select="ividsp"
  2254. indeo5_decoder_select="ividsp"
  2255. interplay_video_decoder_select="hpeldsp"
  2256. jpegls_decoder_select="mjpeg_decoder"
  2257. jv_decoder_select="blockdsp"
  2258. lagarith_decoder_select="llviddsp"
  2259. ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
  2260. magicyuv_decoder_select="llviddsp"
  2261. mdec_decoder_select="blockdsp idctdsp mpegvideo"
  2262. metasound_decoder_select="lsp mdct sinewin"
  2263. mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
  2264. mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
  2265. mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
  2266. mjpegb_decoder_select="mjpeg_decoder"
  2267. mlp_decoder_select="mlp_parser"
  2268. mlp_encoder_select="lpc"
  2269. motionpixels_decoder_select="bswapdsp"
  2270. mp1_decoder_select="mpegaudio"
  2271. mp1float_decoder_select="mpegaudio"
  2272. mp2_decoder_select="mpegaudio"
  2273. mp2float_decoder_select="mpegaudio"
  2274. mp3_decoder_select="mpegaudio"
  2275. mp3adu_decoder_select="mpegaudio"
  2276. mp3adufloat_decoder_select="mpegaudio"
  2277. mp3float_decoder_select="mpegaudio"
  2278. mp3on4_decoder_select="mpegaudio"
  2279. mp3on4float_decoder_select="mpegaudio"
  2280. mpc7_decoder_select="bswapdsp mpegaudiodsp"
  2281. mpc8_decoder_select="mpegaudiodsp"
  2282. mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
  2283. mpeg_xvmc_decoder_select="mpeg2video_decoder"
  2284. mpegvideo_decoder_select="mpegvideo"
  2285. mpeg1video_decoder_select="mpegvideo"
  2286. mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
  2287. mpeg2video_decoder_select="mpegvideo"
  2288. mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
  2289. mpeg4_decoder_select="h263_decoder mpeg4video_parser"
  2290. mpeg4_encoder_select="h263_encoder"
  2291. msa1_decoder_select="mss34dsp"
  2292. mscc_decoder_select="zlib"
  2293. msmpeg4v1_decoder_select="h263_decoder"
  2294. msmpeg4v2_decoder_select="h263_decoder"
  2295. msmpeg4v2_encoder_select="h263_encoder"
  2296. msmpeg4v3_decoder_select="h263_decoder"
  2297. msmpeg4v3_encoder_select="h263_encoder"
  2298. mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
  2299. mts2_decoder_select="mss34dsp"
  2300. mxpeg_decoder_select="mjpeg_decoder"
  2301. nellymoser_decoder_select="mdct sinewin"
  2302. nellymoser_encoder_select="audio_frame_queue mdct sinewin"
  2303. nuv_decoder_select="idctdsp lzo"
  2304. on2avc_decoder_select="mdct"
  2305. opus_decoder_deps="swresample"
  2306. opus_decoder_select="mdct15"
  2307. opus_encoder_select="audio_frame_queue mdct15"
  2308. png_decoder_select="zlib"
  2309. png_encoder_select="llvidencdsp zlib"
  2310. prores_decoder_select="blockdsp idctdsp"
  2311. prores_encoder_select="fdctdsp"
  2312. qcelp_decoder_select="lsp"
  2313. qdm2_decoder_select="mdct rdft mpegaudiodsp"
  2314. ra_144_decoder_select="audiodsp"
  2315. ra_144_encoder_select="audio_frame_queue lpc audiodsp"
  2316. ralf_decoder_select="golomb"
  2317. rawvideo_decoder_select="bswapdsp"
  2318. rscc_decoder_select="zlib"
  2319. rtjpeg_decoder_select="me_cmp"
  2320. rv10_decoder_select="h263_decoder"
  2321. rv10_encoder_select="h263_encoder"
  2322. rv20_decoder_select="h263_decoder"
  2323. rv20_encoder_select="h263_encoder"
  2324. rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
  2325. rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
  2326. screenpresso_decoder_select="zlib"
  2327. shorten_decoder_select="bswapdsp"
  2328. sipr_decoder_select="lsp"
  2329. snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
  2330. snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
  2331. sonic_decoder_select="golomb rangecoder"
  2332. sonic_encoder_select="golomb rangecoder"
  2333. sonic_ls_encoder_select="golomb rangecoder"
  2334. sp5x_decoder_select="mjpeg_decoder"
  2335. srgc_decoder_select="zlib"
  2336. svq1_decoder_select="hpeldsp"
  2337. svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
  2338. svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
  2339. svq3_decoder_suggest="zlib"
  2340. tak_decoder_select="audiodsp"
  2341. tdsc_decoder_select="zlib mjpeg_decoder"
  2342. theora_decoder_select="vp3_decoder"
  2343. thp_decoder_select="mjpeg_decoder"
  2344. tiff_decoder_suggest="zlib lzma"
  2345. tiff_encoder_suggest="zlib"
  2346. truehd_decoder_select="mlp_parser"
  2347. truehd_encoder_select="lpc"
  2348. truemotion2_decoder_select="bswapdsp"
  2349. truespeech_decoder_select="bswapdsp"
  2350. tscc_decoder_select="zlib"
  2351. twinvq_decoder_select="mdct lsp sinewin"
  2352. txd_decoder_select="texturedsp"
  2353. utvideo_decoder_select="bswapdsp llviddsp"
  2354. utvideo_encoder_select="bswapdsp huffman llvidencdsp"
  2355. vble_decoder_select="llviddsp"
  2356. vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
  2357. vc1_qsv_decoder_deps="libmfx"
  2358. vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel vc1_parser"
  2359. vc1image_decoder_select="vc1_decoder"
  2360. vorbis_decoder_select="mdct"
  2361. vorbis_encoder_select="mdct"
  2362. vp3_decoder_select="hpeldsp vp3dsp videodsp"
  2363. vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
  2364. vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
  2365. vp6a_decoder_select="vp6_decoder"
  2366. vp6f_decoder_select="vp6_decoder"
  2367. vp7_decoder_select="h264pred videodsp vp8dsp"
  2368. vp8_decoder_select="h264pred videodsp vp8dsp"
  2369. vp9_decoder_select="videodsp vp9_parser"
  2370. webp_decoder_select="vp8_decoder exif"
  2371. wmalossless_decoder_select="llauddsp"
  2372. wmapro_decoder_select="mdct sinewin wma_freqs"
  2373. wmav1_decoder_select="mdct sinewin wma_freqs"
  2374. wmav1_encoder_select="mdct sinewin wma_freqs"
  2375. wmav2_decoder_select="mdct sinewin wma_freqs"
  2376. wmav2_encoder_select="mdct sinewin wma_freqs"
  2377. wmavoice_decoder_select="lsp rdft dct mdct sinewin"
  2378. wmv1_decoder_select="h263_decoder"
  2379. wmv1_encoder_select="h263_encoder"
  2380. wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
  2381. wmv2_encoder_select="h263_encoder wmv2dsp"
  2382. wmv3_decoder_select="vc1_decoder"
  2383. wmv3image_decoder_select="wmv3_decoder"
  2384. xma1_decoder_select="wmapro_decoder"
  2385. xma2_decoder_select="wmapro_decoder"
  2386. zerocodec_decoder_select="zlib"
  2387. zlib_decoder_select="zlib"
  2388. zlib_encoder_select="zlib"
  2389. zmbv_decoder_select="zlib"
  2390. zmbv_encoder_select="zlib"
  2391. # hardware accelerators
  2392. crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
  2393. cuda_deps_any="dlopen LoadLibrary"
  2394. cuvid_deps="cuda"
  2395. d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
  2396. dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32"
  2397. dxva2_extralibs="-luser32"
  2398. vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h blocks_extension"
  2399. vda_framework_extralibs="-framework VideoDecodeAcceleration"
  2400. vda_deps="vda_framework pthreads"
  2401. vda_extralibs="-framework CoreFoundation -framework QuartzCore"
  2402. videotoolbox_hwaccel_deps="videotoolbox pthreads"
  2403. videotoolbox_hwaccel_extralibs="-framework QuartzCore"
  2404. xvmc_deps="X11_extensions_XvMClib_h"
  2405. h263_vaapi_hwaccel_deps="vaapi"
  2406. h263_vaapi_hwaccel_select="h263_decoder"
  2407. h263_videotoolbox_hwaccel_deps="videotoolbox"
  2408. h263_videotoolbox_hwaccel_select="h263_decoder"
  2409. h264_cuvid_hwaccel_deps="cuda cuvid"
  2410. h264_cuvid_hwaccel_select="h264_cuvid_decoder"
  2411. h264_d3d11va_hwaccel_deps="d3d11va"
  2412. h264_d3d11va_hwaccel_select="h264_decoder"
  2413. h264_d3d11va2_hwaccel_deps="d3d11va"
  2414. h264_d3d11va2_hwaccel_select="h264_decoder"
  2415. h264_dxva2_hwaccel_deps="dxva2"
  2416. h264_dxva2_hwaccel_select="h264_decoder"
  2417. h264_mediacodec_hwaccel_deps="mediacodec"
  2418. h264_mmal_hwaccel_deps="mmal"
  2419. h264_qsv_hwaccel_deps="libmfx"
  2420. h264_vaapi_hwaccel_deps="vaapi"
  2421. h264_vaapi_hwaccel_select="h264_decoder"
  2422. h264_vda_hwaccel_deps="vda"
  2423. h264_vda_hwaccel_select="h264_decoder"
  2424. h264_vda_old_hwaccel_deps="vda"
  2425. h264_vda_old_hwaccel_select="h264_decoder"
  2426. h264_vdpau_hwaccel_deps="vdpau"
  2427. h264_vdpau_hwaccel_select="h264_decoder"
  2428. h264_videotoolbox_hwaccel_deps="videotoolbox"
  2429. h264_videotoolbox_hwaccel_select="h264_decoder"
  2430. hevc_cuvid_hwaccel_deps="cuda cuvid"
  2431. hevc_cuvid_hwaccel_select="hevc_cuvid_decoder"
  2432. hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
  2433. hevc_d3d11va_hwaccel_select="hevc_decoder"
  2434. hevc_mediacodec_hwaccel_deps="mediacodec"
  2435. hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
  2436. hevc_d3d11va2_hwaccel_select="hevc_decoder"
  2437. hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
  2438. hevc_dxva2_hwaccel_select="hevc_decoder"
  2439. hevc_qsv_hwaccel_deps="libmfx"
  2440. hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
  2441. hevc_vaapi_hwaccel_select="hevc_decoder"
  2442. hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
  2443. hevc_vdpau_hwaccel_select="hevc_decoder"
  2444. mjpeg_cuvid_hwaccel_deps="cuda cuvid"
  2445. mjpeg_cuvid_hwaccel_select="mjpeg_cuvid_decoder"
  2446. mpeg_xvmc_hwaccel_deps="xvmc"
  2447. mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
  2448. mpeg1_cuvid_hwaccel_deps="cuda cuvid"
  2449. mpeg1_cuvid_hwaccel_select="mpeg1_cuvid_decoder"
  2450. mpeg1_vdpau_hwaccel_deps="vdpau"
  2451. mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
  2452. mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
  2453. mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
  2454. mpeg1_xvmc_hwaccel_deps="xvmc"
  2455. mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
  2456. mpeg2_cuvid_hwaccel_deps="cuda cuvid"
  2457. mpeg2_cuvid_hwaccel_select="mpeg2_cuvid_decoder"
  2458. mpeg2_d3d11va_hwaccel_deps="d3d11va"
  2459. mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
  2460. mpeg2_d3d11va2_hwaccel_deps="d3d11va"
  2461. mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
  2462. mpeg2_dxva2_hwaccel_deps="dxva2"
  2463. mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
  2464. mpeg2_mediacodec_hwaccel_deps="mediacodec"
  2465. mpeg2_mmal_hwaccel_deps="mmal"
  2466. mpeg2_qsv_hwaccel_deps="libmfx"
  2467. mpeg2_qsv_hwaccel_select="qsvdec_mpeg2"
  2468. mpeg2_vaapi_hwaccel_deps="vaapi"
  2469. mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
  2470. mpeg2_vdpau_hwaccel_deps="vdpau"
  2471. mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
  2472. mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
  2473. mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
  2474. mpeg2_xvmc_hwaccel_deps="xvmc"
  2475. mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
  2476. mpeg4_cuvid_hwaccel_deps="cuda cuvid"
  2477. mpeg4_cuvid_hwaccel_select="mpeg4_cuvid_decoder"
  2478. mpeg4_mediacodec_hwaccel_deps="mediacodec"
  2479. mpeg4_mmal_hwaccel_deps="mmal"
  2480. mpeg4_vaapi_hwaccel_deps="vaapi"
  2481. mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
  2482. mpeg4_vdpau_hwaccel_deps="vdpau"
  2483. mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
  2484. mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
  2485. mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
  2486. vc1_cuvid_hwaccel_deps="cuda cuvid"
  2487. vc1_cuvid_hwaccel_select="vc1_cuvid_decoder"
  2488. vc1_d3d11va_hwaccel_deps="d3d11va"
  2489. vc1_d3d11va_hwaccel_select="vc1_decoder"
  2490. vc1_d3d11va2_hwaccel_deps="d3d11va"
  2491. vc1_d3d11va2_hwaccel_select="vc1_decoder"
  2492. vc1_dxva2_hwaccel_deps="dxva2"
  2493. vc1_dxva2_hwaccel_select="vc1_decoder"
  2494. vc1_mmal_hwaccel_deps="mmal"
  2495. vc1_qsv_hwaccel_deps="libmfx"
  2496. vc1_qsv_hwaccel_select="qsvdec_vc1"
  2497. vc1_vaapi_hwaccel_deps="vaapi"
  2498. vc1_vaapi_hwaccel_select="vc1_decoder"
  2499. vc1_vdpau_hwaccel_deps="vdpau"
  2500. vc1_vdpau_hwaccel_select="vc1_decoder"
  2501. vp8_cuvid_hwaccel_deps="cuda cuvid"
  2502. vp8_cuvid_hwaccel_select="vp8_cuvid_decoder"
  2503. vp9_cuvid_hwaccel_deps="cuda cuvid"
  2504. vp9_cuvid_hwaccel_select="vp9_cuvid_decoder"
  2505. vp8_mediacodec_hwaccel_deps="mediacodec"
  2506. vp8_qsv_hwaccel_deps="libmfx"
  2507. vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
  2508. vp9_d3d11va_hwaccel_select="vp9_decoder"
  2509. vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
  2510. vp9_d3d11va2_hwaccel_select="vp9_decoder"
  2511. vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
  2512. vp9_dxva2_hwaccel_select="vp9_decoder"
  2513. vp9_mediacodec_hwaccel_deps="mediacodec"
  2514. vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
  2515. vp9_vaapi_hwaccel_select="vp9_decoder"
  2516. wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
  2517. wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
  2518. wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
  2519. wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
  2520. wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
  2521. # hardware-accelerated codecs
  2522. omx_deps="dlopen pthreads"
  2523. omx_extralibs='$ldl'
  2524. omx_rpi_select="omx"
  2525. qsvdec_select="qsv"
  2526. qsvenc_select="qsv"
  2527. vaapi_encode_deps="vaapi"
  2528. hwupload_cuda_filter_deps="cuda"
  2529. scale_npp_filter_deps="cuda libnpp"
  2530. scale_cuda_filter_deps="cuda_sdk"
  2531. nvenc_deps="cuda"
  2532. nvenc_deps_any="dlopen LoadLibrary"
  2533. nvenc_encoder_deps="nvenc"
  2534. h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
  2535. h264_cuvid_decoder_deps="cuda cuvid"
  2536. h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
  2537. h264_mediacodec_decoder_deps="mediacodec"
  2538. h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
  2539. h264_mmal_decoder_deps="mmal"
  2540. h264_nvenc_encoder_deps="nvenc"
  2541. h264_omx_encoder_deps="omx"
  2542. h264_qsv_decoder_deps="libmfx"
  2543. h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
  2544. h264_qsv_encoder_deps="libmfx"
  2545. h264_qsv_encoder_select="qsvenc"
  2546. h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
  2547. h264_vaapi_encoder_select="vaapi_encode golomb"
  2548. h264_vda_decoder_deps="vda"
  2549. h264_vda_decoder_select="h264_decoder"
  2550. h264_vdpau_decoder_deps="vdpau"
  2551. h264_vdpau_decoder_select="h264_decoder"
  2552. hevc_cuvid_decoder_deps="cuda cuvid"
  2553. hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
  2554. hevc_mediacodec_decoder_deps="mediacodec"
  2555. hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
  2556. hevc_nvenc_encoder_deps="nvenc"
  2557. hevc_qsv_decoder_deps="libmfx"
  2558. hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
  2559. hevc_qsv_encoder_deps="libmfx"
  2560. hevc_qsv_encoder_select="hevcparse qsvenc"
  2561. hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
  2562. hevc_vaapi_encoder_select="vaapi_encode golomb"
  2563. mjpeg_cuvid_decoder_deps="cuda cuvid"
  2564. mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
  2565. mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
  2566. mpeg1_cuvid_decoder_deps="cuda cuvid"
  2567. mpeg1_vdpau_decoder_deps="vdpau"
  2568. mpeg1_vdpau_decoder_select="mpeg1video_decoder"
  2569. mpeg2_crystalhd_decoder_select="crystalhd"
  2570. mpeg2_cuvid_decoder_deps="cuda cuvid"
  2571. mpeg2_mmal_decoder_deps="mmal"
  2572. mpeg2_mediacodec_decoder_deps="mediacodec"
  2573. mpeg2_qsv_decoder_deps="libmfx"
  2574. mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel"
  2575. mpeg2_qsv_encoder_deps="libmfx"
  2576. mpeg2_qsv_encoder_select="qsvenc"
  2577. mpeg2_vaapi_encoder_deps="VAEncPictureParameterBufferMPEG2"
  2578. mpeg2_vaapi_encoder_select="vaapi_encode"
  2579. mpeg4_crystalhd_decoder_select="crystalhd"
  2580. mpeg4_cuvid_decoder_deps="cuda cuvid"
  2581. mpeg4_mediacodec_decoder_deps="mediacodec"
  2582. mpeg4_mmal_decoder_deps="mmal"
  2583. mpeg4_omx_encoder_deps="omx"
  2584. mpeg4_vdpau_decoder_deps="vdpau"
  2585. mpeg4_vdpau_decoder_select="mpeg4_decoder"
  2586. mpeg_vdpau_decoder_deps="vdpau"
  2587. mpeg_vdpau_decoder_select="mpeg2video_decoder"
  2588. msmpeg4_crystalhd_decoder_select="crystalhd"
  2589. nvenc_h264_encoder_select="h264_nvenc_encoder"
  2590. nvenc_hevc_encoder_select="hevc_nvenc_encoder"
  2591. vc1_crystalhd_decoder_select="crystalhd"
  2592. vc1_cuvid_decoder_deps="cuda cuvid"
  2593. vc1_mmal_decoder_deps="mmal"
  2594. vc1_vdpau_decoder_deps="vdpau"
  2595. vc1_vdpau_decoder_select="vc1_decoder"
  2596. vp8_cuvid_decoder_deps="cuda cuvid"
  2597. vp8_mediacodec_decoder_deps="mediacodec"
  2598. vp8_qsv_decoder_deps="libmfx"
  2599. vp8_qsv_decoder_select="qsvdec vp8_qsv_hwaccel vp8_parser"
  2600. vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
  2601. vp8_vaapi_encoder_select="vaapi_encode"
  2602. vp9_cuvid_decoder_deps="cuda cuvid"
  2603. vp9_mediacodec_decoder_deps="mediacodec"
  2604. vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
  2605. vp9_vaapi_encoder_select="vaapi_encode"
  2606. wmv3_crystalhd_decoder_select="crystalhd"
  2607. wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
  2608. # parsers
  2609. h264_parser_select="golomb h264dsp h264parse"
  2610. hevc_parser_select="hevcparse"
  2611. mpegaudio_parser_select="mpegaudioheader"
  2612. mpegvideo_parser_select="mpegvideo"
  2613. mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
  2614. vc1_parser_select="vc1dsp"
  2615. # bitstream_filters
  2616. mjpeg2jpeg_bsf_select="jpegtables"
  2617. # external libraries
  2618. aac_at_decoder_deps="audiotoolbox"
  2619. ac3_at_decoder_deps="audiotoolbox"
  2620. ac3_at_decoder_select="ac3_parser"
  2621. adpcm_ima_qt_at_decoder_deps="audiotoolbox"
  2622. alac_at_decoder_deps="audiotoolbox"
  2623. amr_nb_at_decoder_deps="audiotoolbox"
  2624. avisynth_deps_any="dlopen LoadLibrary"
  2625. avisynth_demuxer_deps="avisynth"
  2626. avisynth_demuxer_select="riffdec"
  2627. eac3_at_decoder_deps="audiotoolbox"
  2628. eac3_at_decoder_select="ac3_parser"
  2629. gsm_ms_at_decoder_deps="audiotoolbox"
  2630. ilbc_at_decoder_deps="audiotoolbox"
  2631. mp1_at_decoder_deps="audiotoolbox"
  2632. mp2_at_decoder_deps="audiotoolbox"
  2633. mp3_at_decoder_deps="audiotoolbox"
  2634. mp1_at_decoder_select="mpegaudioheader"
  2635. mp2_at_decoder_select="mpegaudioheader"
  2636. mp3_at_decoder_select="mpegaudioheader"
  2637. pcm_alaw_at_decoder_deps="audiotoolbox"
  2638. pcm_mulaw_at_decoder_deps="audiotoolbox"
  2639. qdmc_at_decoder_deps="audiotoolbox"
  2640. qdm2_at_decoder_deps="audiotoolbox"
  2641. aac_at_encoder_deps="audiotoolbox"
  2642. aac_at_encoder_select="audio_frame_queue"
  2643. alac_at_encoder_deps="audiotoolbox"
  2644. alac_at_encoder_select="audio_frame_queue"
  2645. ilbc_at_encoder_deps="audiotoolbox"
  2646. ilbc_at_encoder_select="audio_frame_queue"
  2647. pcm_alaw_at_encoder_deps="audiotoolbox"
  2648. pcm_alaw_at_encoder_select="audio_frame_queue"
  2649. pcm_mulaw_at_encoder_deps="audiotoolbox"
  2650. pcm_mulaw_at_encoder_select="audio_frame_queue"
  2651. chromaprint_muxer_deps="chromaprint"
  2652. h264_videotoolbox_encoder_deps="videotoolbox_encoder pthreads"
  2653. libcelt_decoder_deps="libcelt"
  2654. libfdk_aac_decoder_deps="libfdk_aac"
  2655. libfdk_aac_encoder_deps="libfdk_aac"
  2656. libfdk_aac_encoder_select="audio_frame_queue"
  2657. libgme_demuxer_deps="libgme"
  2658. libgsm_decoder_deps="libgsm"
  2659. libgsm_encoder_deps="libgsm"
  2660. libgsm_ms_decoder_deps="libgsm"
  2661. libgsm_ms_encoder_deps="libgsm"
  2662. libilbc_decoder_deps="libilbc"
  2663. libilbc_encoder_deps="libilbc"
  2664. libkvazaar_encoder_deps="libkvazaar"
  2665. libmodplug_demuxer_deps="libmodplug"
  2666. libmp3lame_encoder_deps="libmp3lame"
  2667. libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
  2668. libopencore_amrnb_decoder_deps="libopencore_amrnb"
  2669. libopencore_amrnb_encoder_deps="libopencore_amrnb"
  2670. libopencore_amrnb_encoder_select="audio_frame_queue"
  2671. libopencore_amrwb_decoder_deps="libopencore_amrwb"
  2672. libopenh264_decoder_deps="libopenh264"
  2673. libopenh264_decoder_select="h264_mp4toannexb_bsf"
  2674. libopenh264_encoder_deps="libopenh264"
  2675. libopenjpeg_decoder_deps="libopenjpeg"
  2676. libopenjpeg_encoder_deps="libopenjpeg"
  2677. libopenmpt_demuxer_deps="libopenmpt"
  2678. libopus_decoder_deps="libopus"
  2679. libopus_encoder_deps="libopus"
  2680. libopus_encoder_select="audio_frame_queue"
  2681. librsvg_decoder_deps="librsvg"
  2682. libshine_encoder_deps="libshine"
  2683. libshine_encoder_select="audio_frame_queue"
  2684. libspeex_decoder_deps="libspeex"
  2685. libspeex_encoder_deps="libspeex"
  2686. libspeex_encoder_select="audio_frame_queue"
  2687. libtheora_encoder_deps="libtheora"
  2688. libtwolame_encoder_deps="libtwolame"
  2689. libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
  2690. libvorbis_decoder_deps="libvorbis"
  2691. libvorbis_encoder_deps="libvorbis"
  2692. libvorbis_encoder_select="audio_frame_queue"
  2693. libvpx_vp8_decoder_deps="libvpx"
  2694. libvpx_vp8_encoder_deps="libvpx"
  2695. libvpx_vp9_decoder_deps="libvpx"
  2696. libvpx_vp9_encoder_deps="libvpx"
  2697. libwavpack_encoder_deps="libwavpack"
  2698. libwavpack_encoder_select="audio_frame_queue"
  2699. libwebp_encoder_deps="libwebp"
  2700. libwebp_anim_encoder_deps="libwebp"
  2701. libx262_encoder_deps="libx262"
  2702. libx264_encoder_deps="libx264"
  2703. libx264rgb_encoder_deps="libx264 x264_csp_bgr"
  2704. libx264rgb_encoder_select="libx264_encoder"
  2705. libx265_encoder_deps="libx265"
  2706. libxavs_encoder_deps="libxavs"
  2707. libxvid_encoder_deps="libxvid"
  2708. libzvbi_teletext_decoder_deps="libzvbi"
  2709. videotoolbox_extralibs="-framework CoreFoundation -framework VideoToolbox -framework CoreMedia -framework CoreVideo"
  2710. videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
  2711. videotoolbox_encoder_suggest="vda_framework"
  2712. # demuxers / muxers
  2713. ac3_demuxer_select="ac3_parser"
  2714. aiff_muxer_select="iso_media"
  2715. asf_demuxer_select="riffdec"
  2716. asf_o_demuxer_select="riffdec"
  2717. asf_muxer_select="riffenc"
  2718. asf_stream_muxer_select="asf_muxer"
  2719. avi_demuxer_select="iso_media riffdec exif"
  2720. avi_muxer_select="riffenc"
  2721. caf_demuxer_select="iso_media riffdec"
  2722. caf_muxer_select="iso_media"
  2723. dash_muxer_select="mp4_muxer"
  2724. dash_demuxer_deps="libxml2"
  2725. dirac_demuxer_select="dirac_parser"
  2726. dts_demuxer_select="dca_parser"
  2727. dtshd_demuxer_select="dca_parser"
  2728. dv_demuxer_select="dvprofile"
  2729. dv_muxer_select="dvprofile"
  2730. dxa_demuxer_select="riffdec"
  2731. eac3_demuxer_select="ac3_parser"
  2732. f4v_muxer_select="mov_muxer"
  2733. fifo_muxer_deps="threads"
  2734. flac_demuxer_select="flac_parser"
  2735. hds_muxer_select="flv_muxer"
  2736. hls_muxer_select="mpegts_muxer"
  2737. image2_alias_pix_demuxer_select="image2_demuxer"
  2738. image2_brender_pix_demuxer_select="image2_demuxer"
  2739. ipod_muxer_select="mov_muxer"
  2740. ismv_muxer_select="mov_muxer"
  2741. matroska_audio_muxer_select="matroska_muxer"
  2742. matroska_demuxer_select="iso_media riffdec"
  2743. matroska_demuxer_suggest="bzlib lzo zlib"
  2744. matroska_muxer_select="iso_media riffenc"
  2745. mmf_muxer_select="riffenc"
  2746. mov_demuxer_select="iso_media riffdec"
  2747. mov_demuxer_suggest="zlib"
  2748. mov_muxer_select="iso_media riffenc rtpenc_chain"
  2749. mp3_demuxer_select="mpegaudio_parser"
  2750. mp3_muxer_select="mpegaudioheader"
  2751. mp4_muxer_select="mov_muxer"
  2752. mpegts_demuxer_select="iso_media"
  2753. mpegts_muxer_select="adts_muxer latm_muxer"
  2754. mpegtsraw_demuxer_select="mpegts_demuxer"
  2755. mxf_d10_muxer_select="mxf_muxer"
  2756. mxf_opatom_muxer_select="mxf_muxer"
  2757. nut_muxer_select="riffenc"
  2758. nuv_demuxer_select="riffdec"
  2759. oga_muxer_select="ogg_muxer"
  2760. ogg_demuxer_select="dirac_parse"
  2761. ogv_muxer_select="ogg_muxer"
  2762. opus_muxer_select="ogg_muxer"
  2763. psp_muxer_select="mov_muxer"
  2764. rtp_demuxer_select="sdp_demuxer"
  2765. rtp_muxer_select="golomb"
  2766. rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
  2767. rtsp_demuxer_select="http_protocol rtpdec"
  2768. rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
  2769. sap_demuxer_select="sdp_demuxer"
  2770. sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
  2771. sdp_demuxer_select="rtpdec"
  2772. smoothstreaming_muxer_select="ismv_muxer"
  2773. spdif_muxer_select="aac_parser"
  2774. spx_muxer_select="ogg_muxer"
  2775. swf_demuxer_suggest="zlib"
  2776. tak_demuxer_select="tak_parser"
  2777. tg2_muxer_select="mov_muxer"
  2778. tgp_muxer_select="mov_muxer"
  2779. vobsub_demuxer_select="mpegps_demuxer"
  2780. w64_demuxer_select="wav_demuxer"
  2781. w64_muxer_select="wav_muxer"
  2782. wav_demuxer_select="riffdec"
  2783. wav_muxer_select="riffenc"
  2784. webm_muxer_select="iso_media riffenc"
  2785. webm_dash_manifest_demuxer_select="matroska_demuxer"
  2786. wtv_demuxer_select="mpegts_demuxer riffdec"
  2787. wtv_muxer_select="mpegts_muxer riffenc"
  2788. xmv_demuxer_select="riffdec"
  2789. xwma_demuxer_select="riffdec"
  2790. # indevs / outdevs
  2791. alsa_indev_deps="alsa"
  2792. alsa_outdev_deps="alsa"
  2793. avfoundation_indev_deps="avfoundation pthreads"
  2794. avfoundation_indev_extralibs="-framework Foundation -framework CoreVideo -framework CoreMedia"
  2795. bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
  2796. caca_outdev_deps="libcaca"
  2797. decklink_indev_deps="decklink threads"
  2798. decklink_indev_extralibs="-lstdc++"
  2799. decklink_outdev_deps="decklink threads"
  2800. decklink_outdev_extralibs="-lstdc++"
  2801. libndi_newtek_indev_deps="libndi_newtek"
  2802. libndi_newtek_indev_extralibs="-lndi"
  2803. libndi_newtek_outdev_deps="libndi_newtek"
  2804. libndi_newtek_outdev_extralibs="-lndi"
  2805. dshow_indev_deps="IBaseFilter"
  2806. dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
  2807. dv1394_indev_deps="dv1394"
  2808. dv1394_indev_select="dv_demuxer"
  2809. fbdev_indev_deps="linux_fb_h"
  2810. fbdev_outdev_deps="linux_fb_h"
  2811. gdigrab_indev_deps="CreateDIBSection"
  2812. gdigrab_indev_extralibs="-lgdi32"
  2813. gdigrab_indev_select="bmp_decoder"
  2814. iec61883_indev_deps="libiec61883"
  2815. jack_indev_deps="jack"
  2816. jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
  2817. kmsgrab_indev_deps="libdrm"
  2818. lavfi_indev_deps="avfilter"
  2819. libcdio_indev_deps="libcdio"
  2820. libdc1394_indev_deps="libdc1394"
  2821. libv4l2_indev_deps="libv4l2"
  2822. openal_indev_deps="openal"
  2823. opengl_outdev_deps="opengl"
  2824. oss_indev_deps_any="soundcard_h sys_soundcard_h"
  2825. oss_outdev_deps_any="soundcard_h sys_soundcard_h"
  2826. pulse_indev_deps="libpulse"
  2827. pulse_outdev_deps="libpulse"
  2828. sdl2_outdev_deps="sdl2"
  2829. sndio_indev_deps="sndio"
  2830. sndio_outdev_deps="sndio"
  2831. v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
  2832. v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
  2833. vfwcap_indev_deps="vfw32 vfwcap_defines"
  2834. xcbgrab_indev_deps="libxcb"
  2835. xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
  2836. xv_outdev_extralibs="-lXv -lX11 -lXext"
  2837. # protocols
  2838. async_protocol_deps="threads"
  2839. bluray_protocol_deps="libbluray"
  2840. ffrtmpcrypt_protocol_deps="!librtmp_protocol"
  2841. ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
  2842. ffrtmpcrypt_protocol_select="tcp_protocol"
  2843. ffrtmphttp_protocol_deps="!librtmp_protocol"
  2844. ffrtmphttp_protocol_select="http_protocol"
  2845. ftp_protocol_select="tcp_protocol"
  2846. gopher_protocol_select="network"
  2847. http_protocol_select="tcp_protocol"
  2848. httpproxy_protocol_select="tcp_protocol"
  2849. https_protocol_select="tls_protocol"
  2850. icecast_protocol_select="http_protocol"
  2851. librtmp_protocol_deps="librtmp"
  2852. librtmpe_protocol_deps="librtmp"
  2853. librtmps_protocol_deps="librtmp"
  2854. librtmpt_protocol_deps="librtmp"
  2855. librtmpte_protocol_deps="librtmp"
  2856. libsmbclient_protocol_deps="libsmbclient gplv3"
  2857. libssh_protocol_deps="libssh"
  2858. mmsh_protocol_select="http_protocol"
  2859. mmst_protocol_select="network"
  2860. rtmp_protocol_deps="!librtmp_protocol"
  2861. rtmp_protocol_select="tcp_protocol"
  2862. rtmpe_protocol_select="ffrtmpcrypt_protocol"
  2863. rtmps_protocol_deps="!librtmp_protocol"
  2864. rtmps_protocol_select="tls_protocol"
  2865. rtmpt_protocol_select="ffrtmphttp_protocol"
  2866. rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
  2867. rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
  2868. rtp_protocol_select="udp_protocol"
  2869. sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
  2870. sctp_protocol_select="network"
  2871. srtp_protocol_select="rtp_protocol srtp"
  2872. tcp_protocol_select="network"
  2873. tls_gnutls_protocol_deps="gnutls !tls_schannel_protocol !tls_securetransport_protocol"
  2874. tls_gnutls_protocol_select="tcp_protocol"
  2875. tls_openssl_protocol_deps="openssl !tls_schannel_protocol !tls_securetransport_protocol !tls_gnutls_protocol"
  2876. tls_openssl_protocol_select="tcp_protocol"
  2877. tls_schannel_protocol_deps="schannel"
  2878. tls_schannel_protocol_select="tcp_protocol"
  2879. tls_securetransport_protocol_deps="securetransport"
  2880. tls_securetransport_protocol_select="tcp_protocol"
  2881. tls_protocol_deps_any="tls_schannel_protocol tls_securetransport_protocol tls_gnutls_protocol tls_openssl_protocol"
  2882. udp_protocol_select="network"
  2883. udplite_protocol_select="network"
  2884. unix_protocol_deps="sys_un_h"
  2885. unix_protocol_select="network"
  2886. # filters
  2887. afftfilt_filter_deps="avcodec"
  2888. afftfilt_filter_select="fft"
  2889. afir_filter_deps="avcodec"
  2890. afir_filter_select="fft"
  2891. amovie_filter_deps="avcodec avformat"
  2892. aresample_filter_deps="swresample"
  2893. ass_filter_deps="libass"
  2894. atempo_filter_deps="avcodec"
  2895. atempo_filter_select="rdft"
  2896. azmq_filter_deps="libzmq"
  2897. blackframe_filter_deps="gpl"
  2898. boxblur_filter_deps="gpl"
  2899. bs2b_filter_deps="libbs2b"
  2900. colormatrix_filter_deps="gpl"
  2901. coreimage_filter_deps="coreimage"
  2902. coreimage_filter_extralibs="-framework OpenGL -framework AppKit"
  2903. coreimagesrc_filter_deps="coreimage"
  2904. coreimagesrc_filter_extralibs="-framework OpenGL -framework AppKit"
  2905. cover_rect_filter_deps="avcodec avformat gpl"
  2906. cropdetect_filter_deps="gpl"
  2907. deinterlace_qsv_filter_deps="libmfx"
  2908. deinterlace_vaapi_filter_deps="vaapi"
  2909. delogo_filter_deps="gpl"
  2910. deshake_filter_select="pixelutils"
  2911. drawtext_filter_deps="libfreetype"
  2912. elbg_filter_deps="avcodec"
  2913. eq_filter_deps="gpl"
  2914. fftfilt_filter_deps="avcodec"
  2915. fftfilt_filter_select="rdft"
  2916. find_rect_filter_deps="avcodec avformat gpl"
  2917. firequalizer_filter_deps="avcodec"
  2918. firequalizer_filter_select="rdft"
  2919. flite_filter_deps="libflite"
  2920. framerate_filter_select="pixelutils"
  2921. frei0r_filter_deps="frei0r dlopen"
  2922. frei0r_src_filter_deps="frei0r dlopen"
  2923. fspp_filter_deps="gpl"
  2924. geq_filter_deps="gpl"
  2925. histeq_filter_deps="gpl"
  2926. hqdn3d_filter_deps="gpl"
  2927. interlace_filter_deps="gpl"
  2928. kerndeint_filter_deps="gpl"
  2929. ladspa_filter_deps="ladspa dlopen"
  2930. mcdeint_filter_deps="avcodec gpl"
  2931. movie_filter_deps="avcodec avformat"
  2932. mpdecimate_filter_deps="gpl"
  2933. mpdecimate_filter_select="pixelutils"
  2934. mptestsrc_filter_deps="gpl"
  2935. negate_filter_deps="lut_filter"
  2936. nnedi_filter_deps="gpl"
  2937. ocr_filter_deps="libtesseract"
  2938. ocv_filter_deps="libopencv"
  2939. owdenoise_filter_deps="gpl"
  2940. pan_filter_deps="swresample"
  2941. perspective_filter_deps="gpl"
  2942. phase_filter_deps="gpl"
  2943. pp7_filter_deps="gpl"
  2944. pp_filter_deps="gpl postproc"
  2945. pullup_filter_deps="gpl"
  2946. removelogo_filter_deps="avcodec avformat swscale"
  2947. repeatfields_filter_deps="gpl"
  2948. resample_filter_deps="avresample"
  2949. rubberband_filter_deps="librubberband"
  2950. sab_filter_deps="gpl swscale"
  2951. scale2ref_filter_deps="swscale"
  2952. scale_filter_deps="swscale"
  2953. scale_qsv_filter_deps="libmfx"
  2954. select_filter_select="pixelutils"
  2955. showcqt_filter_deps="avcodec avformat swscale"
  2956. showcqt_filter_select="fft"
  2957. showfreqs_filter_deps="avcodec"
  2958. showfreqs_filter_select="fft"
  2959. showspectrum_filter_deps="avcodec"
  2960. showspectrum_filter_select="fft"
  2961. showspectrumpic_filter_deps="avcodec"
  2962. showspectrumpic_filter_select="fft"
  2963. signature_filter_deps="gpl avcodec avformat"
  2964. smartblur_filter_deps="gpl swscale"
  2965. sofalizer_filter_deps="libmysofa avcodec"
  2966. sofalizer_filter_select="fft"
  2967. spectrumsynth_filter_deps="avcodec"
  2968. spectrumsynth_filter_select="fft"
  2969. spp_filter_deps="gpl avcodec"
  2970. spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
  2971. stereo3d_filter_deps="gpl"
  2972. subtitles_filter_deps="avformat avcodec libass"
  2973. super2xsai_filter_deps="gpl"
  2974. pixfmts_super2xsai_test_deps="super2xsai_filter"
  2975. tinterlace_filter_deps="gpl"
  2976. tinterlace_merge_test_deps="tinterlace_filter"
  2977. tinterlace_pad_test_deps="tinterlace_filter"
  2978. tonemap_filter_deps="const_nan"
  2979. uspp_filter_deps="gpl avcodec"
  2980. vaguedenoiser_filter_deps="gpl"
  2981. vidstabdetect_filter_deps="libvidstab"
  2982. vidstabtransform_filter_deps="libvidstab"
  2983. libvmaf_filter_deps="libvmaf"
  2984. zmq_filter_deps="libzmq"
  2985. zoompan_filter_deps="swscale"
  2986. zscale_filter_deps="libzimg const_nan"
  2987. scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
  2988. # examples
  2989. avio_dir_cmd_deps="avformat avutil"
  2990. avio_reading_deps="avformat avcodec avutil"
  2991. decode_audio_example_deps="avcodec avutil"
  2992. decode_video_example_deps="avcodec avutil"
  2993. demuxing_decoding_example_deps="avcodec avformat avutil"
  2994. encode_audio_example_deps="avcodec avutil"
  2995. encode_video_example_deps="avcodec avutil"
  2996. extract_mvs_example_deps="avcodec avformat avutil"
  2997. filter_audio_example_deps="avfilter avutil"
  2998. filtering_audio_example_deps="avfilter avcodec avformat avutil"
  2999. filtering_video_example_deps="avfilter avcodec avformat avutil"
  3000. http_multiclient_example_deps="avformat avutil fork"
  3001. hw_decode_example_deps="avcodec avformat avutil"
  3002. metadata_example_deps="avformat avutil"
  3003. muxing_example_deps="avcodec avformat avutil swscale"
  3004. qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
  3005. remuxing_example_deps="avcodec avformat avutil"
  3006. resampling_audio_example_deps="avutil swresample"
  3007. scaling_video_example_deps="avutil swscale"
  3008. transcode_aac_example_deps="avcodec avformat swresample"
  3009. transcoding_example_deps="avfilter avcodec avformat avutil"
  3010. # libraries, in linking order
  3011. avcodec_deps="avutil"
  3012. avcodec_select="null_bsf"
  3013. avdevice_deps="avformat avcodec avutil"
  3014. avfilter_deps="avutil"
  3015. avformat_deps="avcodec avutil"
  3016. avresample_deps="avutil"
  3017. postproc_deps="avutil gpl"
  3018. swresample_deps="avutil"
  3019. swscale_deps="avutil"
  3020. # programs
  3021. ffmpeg_deps="avcodec avfilter avformat swresample"
  3022. ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
  3023. null_filter
  3024. trim_filter"
  3025. ffplay_deps="avcodec avformat swscale swresample sdl2"
  3026. ffplay_extralibs='$sdl2_extralibs'
  3027. ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
  3028. ffprobe_deps="avcodec avformat"
  3029. ffserver_deps="avformat fork sarestart"
  3030. ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
  3031. # documentation
  3032. podpages_deps="perl"
  3033. manpages_deps="perl pod2man"
  3034. htmlpages_deps="perl"
  3035. htmlpages_deps_any="makeinfo_html texi2html"
  3036. txtpages_deps="perl makeinfo"
  3037. doc_deps_any="manpages htmlpages podpages txtpages"
  3038. # default parameters
  3039. logfile="ffbuild/config.log"
  3040. # installation paths
  3041. prefix_default="/usr/local"
  3042. bindir_default='${prefix}/bin'
  3043. datadir_default='${prefix}/share/ffmpeg'
  3044. docdir_default='${prefix}/share/doc/ffmpeg'
  3045. incdir_default='${prefix}/include'
  3046. libdir_default='${prefix}/lib'
  3047. mandir_default='${prefix}/share/man'
  3048. # toolchain
  3049. ar_default="ar"
  3050. cc_default="gcc"
  3051. cxx_default="g++"
  3052. host_cc_default="gcc"
  3053. doxygen_default="doxygen"
  3054. install="install"
  3055. ln_s_default="ln -s -f"
  3056. nm_default="nm -g"
  3057. pkg_config_default=pkg-config
  3058. ranlib_default="ranlib"
  3059. strip_default="strip"
  3060. version_script='--version-script'
  3061. x86asmexe_default="nasm"
  3062. windres_default="windres"
  3063. nvcc_default="nvcc"
  3064. nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
  3065. # OS
  3066. target_os_default=$(tolower $(uname -s))
  3067. host_os=$target_os_default
  3068. # machine
  3069. if test "$target_os_default" = aix; then
  3070. arch_default=$(uname -p)
  3071. strip_default="strip -X32_64"
  3072. else
  3073. arch_default=$(uname -m)
  3074. fi
  3075. cpu="generic"
  3076. intrinsics="none"
  3077. # configurable options
  3078. enable $PROGRAM_LIST
  3079. enable $DOCUMENT_LIST
  3080. enable $EXAMPLE_LIST
  3081. enable $(filter_out avresample $LIBRARY_LIST)
  3082. enable stripping
  3083. enable asm
  3084. enable debug
  3085. enable doc
  3086. enable faan faandct faanidct
  3087. enable optimizations
  3088. enable runtime_cpudetect
  3089. enable safe_bitstream_reader
  3090. enable static
  3091. enable swscale_alpha
  3092. enable valgrind_backtrace
  3093. sws_max_filter_size_default=256
  3094. set_default sws_max_filter_size
  3095. # build settings
  3096. SHFLAGS='-shared -Wl,-soname,$$(@F)'
  3097. LIBPREF="lib"
  3098. LIBSUF=".a"
  3099. FULLNAME='$(NAME)$(BUILDSUF)'
  3100. LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
  3101. SLIBPREF="lib"
  3102. SLIBSUF=".so"
  3103. SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
  3104. SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
  3105. SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
  3106. LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
  3107. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
  3108. SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
  3109. VERSION_SCRIPT_POSTPROCESS_CMD="cat"
  3110. asflags_filter=echo
  3111. cflags_filter=echo
  3112. ldflags_filter=echo
  3113. AS_C='-c'
  3114. AS_O='-o $@'
  3115. CC_C='-c'
  3116. CC_E='-E -o $@'
  3117. CC_O='-o $@'
  3118. CXX_C='-c'
  3119. CXX_O='-o $@'
  3120. OBJCC_C='-c'
  3121. OBJCC_E='-E -o $@'
  3122. OBJCC_O='-o $@'
  3123. X86ASM_O='-o $@'
  3124. LD_O='-o $@'
  3125. LD_LIB='-l%'
  3126. LD_PATH='-L'
  3127. HOSTCC_C='-c'
  3128. HOSTCC_E='-E -o $@'
  3129. HOSTCC_O='-o $@'
  3130. HOSTLD_O='-o $@'
  3131. NVCC_C='-c'
  3132. NVCC_O='-o $@'
  3133. host_extralibs='-lm'
  3134. host_cflags_filter=echo
  3135. host_ldflags_filter=echo
  3136. target_path='$(CURDIR)'
  3137. # since the object filename is not given with the -MM flag, the compiler
  3138. # is only able to print the basename, and we must add the path ourselves
  3139. DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
  3140. DEPFLAGS='-MM'
  3141. mkdir -p ffbuild
  3142. # find source path
  3143. if test -f configure; then
  3144. source_path=.
  3145. else
  3146. source_path=$(cd $(dirname "$0"); pwd)
  3147. case "$source_path" in
  3148. *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
  3149. esac
  3150. test -e "$source_path/config.h" &&
  3151. die "Out of tree builds are impossible with config.h in source dir."
  3152. fi
  3153. for v in "$@"; do
  3154. r=${v#*=}
  3155. l=${v%"$r"}
  3156. r=$(sh_quote "$r")
  3157. FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
  3158. done
  3159. find_things(){
  3160. thing=$1
  3161. pattern=$2
  3162. file=$source_path/$3
  3163. sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
  3164. }
  3165. ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
  3166. DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
  3167. HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
  3168. PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
  3169. MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
  3170. DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
  3171. OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
  3172. INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
  3173. FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
  3174. find_things_extern(){
  3175. thing=$1
  3176. pattern=$2
  3177. file=$source_path/$3
  3178. sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
  3179. }
  3180. BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
  3181. PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
  3182. ALL_COMPONENTS="
  3183. $BSF_LIST
  3184. $DECODER_LIST
  3185. $DEMUXER_LIST
  3186. $ENCODER_LIST
  3187. $FILTER_LIST
  3188. $HWACCEL_LIST
  3189. $INDEV_LIST
  3190. $MUXER_LIST
  3191. $OUTDEV_LIST
  3192. $PARSER_LIST
  3193. $PROTOCOL_LIST
  3194. "
  3195. for n in $COMPONENT_LIST; do
  3196. v=$(toupper ${n%s})_LIST
  3197. eval enable \$$v
  3198. eval ${n}_if_any="\$$v"
  3199. done
  3200. enable $ARCH_EXT_LIST
  3201. die_unknown(){
  3202. echo "Unknown option \"$1\"."
  3203. echo "See $0 --help for available options."
  3204. exit 1
  3205. }
  3206. print_in_columns() {
  3207. cols=$(expr $ncols / 24)
  3208. cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
  3209. }
  3210. show_list() {
  3211. suffix=_$1
  3212. shift
  3213. echo $* | sed s/$suffix//g | print_in_columns
  3214. exit 0
  3215. }
  3216. rand_list(){
  3217. IFS=', '
  3218. set -- $*
  3219. unset IFS
  3220. for thing; do
  3221. comp=${thing%:*}
  3222. prob=${thing#$comp}
  3223. prob=${prob#:}
  3224. is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
  3225. echo "prob ${prob:-0.5}"
  3226. printf '%s\n' $comp
  3227. done
  3228. }
  3229. do_random(){
  3230. action=$1
  3231. shift
  3232. random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
  3233. $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
  3234. }
  3235. for opt do
  3236. optval="${opt#*=}"
  3237. case "$opt" in
  3238. --extra-ldflags=*)
  3239. add_ldflags $optval
  3240. ;;
  3241. --extra-ldexeflags=*)
  3242. add_ldexeflags $optval
  3243. ;;
  3244. --extra-ldlibflags=*)
  3245. add_ldlibflags $optval
  3246. ;;
  3247. --extra-libs=*)
  3248. add_extralibs $optval
  3249. ;;
  3250. --disable-devices)
  3251. disable $INDEV_LIST $OUTDEV_LIST
  3252. ;;
  3253. --enable-debug=*)
  3254. debuglevel="$optval"
  3255. ;;
  3256. --disable-programs)
  3257. disable $PROGRAM_LIST
  3258. ;;
  3259. --disable-everything)
  3260. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  3261. ;;
  3262. --disable-all)
  3263. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  3264. disable $LIBRARY_LIST $PROGRAM_LIST doc
  3265. enable avutil
  3266. ;;
  3267. --enable-random|--disable-random)
  3268. action=${opt%%-random}
  3269. do_random ${action#--} $COMPONENT_LIST
  3270. ;;
  3271. --enable-random=*|--disable-random=*)
  3272. action=${opt%%-random=*}
  3273. do_random ${action#--} $optval
  3274. ;;
  3275. --enable-sdl)
  3276. enable sdl2
  3277. ;;
  3278. --enable-*=*|--disable-*=*)
  3279. eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
  3280. is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
  3281. eval list=\$$(toupper $thing)_LIST
  3282. name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
  3283. list=$(filter "$name" $list)
  3284. [ "$list" = "" ] && warn "Option $opt did not match anything"
  3285. $action $list
  3286. ;;
  3287. --enable-yasm|--disable-yasm)
  3288. warn "The ${opt} option is only provided for compatibility and will be\n"\
  3289. "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
  3290. test $opt = --enable-yasm && x86asm=yes || x86asm=no
  3291. ;;
  3292. --yasmexe=*)
  3293. warn "The --yasmexe option is only provided for compatibility and will be\n"\
  3294. "removed in the future. Use --x86asmexe instead."
  3295. x86asmexe="$optval"
  3296. ;;
  3297. --enable-?*|--disable-?*)
  3298. eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
  3299. if is_in $option $COMPONENT_LIST; then
  3300. test $action = disable && action=unset
  3301. eval $action \$$(toupper ${option%s})_LIST
  3302. elif is_in $option $CMDLINE_SELECT; then
  3303. $action $option
  3304. else
  3305. die_unknown $opt
  3306. fi
  3307. ;;
  3308. --list-*)
  3309. NAME="${opt#--list-}"
  3310. is_in $NAME $COMPONENT_LIST || die_unknown $opt
  3311. NAME=${NAME%s}
  3312. eval show_list $NAME \$$(toupper $NAME)_LIST
  3313. ;;
  3314. --help|-h) show_help
  3315. ;;
  3316. --quiet|-q) quiet=yes
  3317. ;;
  3318. --fatal-warnings) enable fatal_warnings
  3319. ;;
  3320. --libfuzzer=*)
  3321. libfuzzer_path="$optval"
  3322. ;;
  3323. *)
  3324. optname="${opt%%=*}"
  3325. optname="${optname#--}"
  3326. optname=$(echo "$optname" | sed 's/-/_/g')
  3327. if is_in $optname $CMDLINE_SET; then
  3328. eval $optname='$optval'
  3329. elif is_in $optname $CMDLINE_APPEND; then
  3330. append $optname "$optval"
  3331. else
  3332. die_unknown $opt
  3333. fi
  3334. ;;
  3335. esac
  3336. done
  3337. for e in $env; do
  3338. eval "export $e"
  3339. done
  3340. if disabled autodetect; then
  3341. # Unless iconv is explicitely disabled by the user, we still want to probe
  3342. # for the iconv from the libc.
  3343. disabled iconv || enable libc_iconv
  3344. disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
  3345. disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
  3346. fi
  3347. # Mark specifically enabled, but normally autodetected libraries as requested.
  3348. for lib in $AUTODETECT_LIBS; do
  3349. enabled $lib && request $lib
  3350. done
  3351. #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
  3352. enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
  3353. enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
  3354. disabled logging && logfile=/dev/null
  3355. die_license_disabled() {
  3356. enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
  3357. }
  3358. die_license_disabled_gpl() {
  3359. enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
  3360. }
  3361. map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
  3362. map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
  3363. enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
  3364. map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
  3365. enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
  3366. # Disable all the library-specific components if the library itself
  3367. # is disabled, see AVCODEC_LIST and following _LIST variables.
  3368. disable_components(){
  3369. disabled ${1} && disable $(
  3370. eval components="\$$(toupper ${1})_COMPONENTS"
  3371. map 'eval echo \${$(toupper ${v%s})_LIST}' $components
  3372. )
  3373. }
  3374. map 'disable_components $v' $LIBRARY_LIST
  3375. echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
  3376. set >> $logfile
  3377. test -n "$valgrind" && toolchain="valgrind-memcheck"
  3378. enabled ossfuzz && {
  3379. add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
  3380. add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
  3381. }
  3382. case "$toolchain" in
  3383. *-asan)
  3384. cc_default="${toolchain%-asan}"
  3385. add_cflags -fsanitize=address
  3386. add_ldflags -fsanitize=address
  3387. ;;
  3388. *-msan)
  3389. cc_default="${toolchain%-msan}"
  3390. add_cflags -fsanitize=memory -fsanitize-memory-track-origins
  3391. add_ldflags -fsanitize=memory
  3392. ;;
  3393. *-tsan)
  3394. cc_default="${toolchain%-tsan}"
  3395. add_cflags -fsanitize=thread -fPIE
  3396. add_ldflags -fsanitize=thread -pie
  3397. case "$toolchain" in
  3398. gcc-tsan)
  3399. add_cflags -fPIC
  3400. add_ldflags -fPIC
  3401. ;;
  3402. esac
  3403. ;;
  3404. *-usan)
  3405. cc_default="${toolchain%-usan}"
  3406. add_cflags -fsanitize=undefined
  3407. add_ldflags -fsanitize=undefined
  3408. ;;
  3409. valgrind-*)
  3410. target_exec_default="valgrind"
  3411. case "$toolchain" in
  3412. valgrind-massif)
  3413. target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
  3414. ;;
  3415. valgrind-memcheck)
  3416. target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
  3417. ;;
  3418. esac
  3419. ;;
  3420. msvc)
  3421. # Check whether the current MSVC version needs the C99 converter.
  3422. # From MSVC 2013 (compiler major version 18) onwards, it does actually
  3423. # support enough of C99 to build ffmpeg. Default to the new
  3424. # behaviour if the regexp was unable to match anything, since this
  3425. # successfully parses the version number of existing supported
  3426. # versions that require the converter (MSVC 2010 and 2012).
  3427. cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
  3428. if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
  3429. cc_default="cl"
  3430. cxx_default="cl"
  3431. else
  3432. cc_default="c99wrap cl"
  3433. cxx_default="c99wrap cl"
  3434. fi
  3435. ld_default="$source_path/compat/windows/mslink"
  3436. nm_default="dumpbin -symbols"
  3437. ar_default="lib"
  3438. case "$arch" in
  3439. arm*)
  3440. as_default="armasm"
  3441. ;;
  3442. esac
  3443. target_os_default="win32"
  3444. # Use a relative path for TMPDIR. This makes sure all the
  3445. # ffconf temp files are written with a relative path, avoiding
  3446. # issues with msys/win32 path conversion for MSVC parameters
  3447. # such as -Fo<file> or -out:<file>.
  3448. TMPDIR=.
  3449. ;;
  3450. icl)
  3451. cc_default="icl"
  3452. ld_default="xilink"
  3453. nm_default="dumpbin -symbols"
  3454. ar_default="xilib"
  3455. target_os_default="win32"
  3456. TMPDIR=.
  3457. ;;
  3458. gcov)
  3459. add_cflags -fprofile-arcs -ftest-coverage
  3460. add_ldflags -fprofile-arcs -ftest-coverage
  3461. ;;
  3462. llvm-cov)
  3463. add_cflags -fprofile-arcs -ftest-coverage
  3464. add_ldflags --coverage
  3465. ;;
  3466. hardened)
  3467. add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
  3468. add_cflags -fno-strict-overflow -fstack-protector-all
  3469. add_ldflags -Wl,-z,relro -Wl,-z,now
  3470. add_cflags -fPIE
  3471. add_ldexeflags -fPIE -pie
  3472. ;;
  3473. ?*)
  3474. die "Unknown toolchain $toolchain"
  3475. ;;
  3476. esac
  3477. test -n "$cross_prefix" && enable cross_compile
  3478. if enabled cross_compile; then
  3479. test -n "$arch" && test -n "$target_os" ||
  3480. die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
  3481. fi
  3482. ar_default="${cross_prefix}${ar_default}"
  3483. cc_default="${cross_prefix}${cc_default}"
  3484. cxx_default="${cross_prefix}${cxx_default}"
  3485. nm_default="${cross_prefix}${nm_default}"
  3486. pkg_config_default="${cross_prefix}${pkg_config_default}"
  3487. if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
  3488. ranlib_default="${cross_prefix}${ranlib_default} -D"
  3489. else
  3490. ranlib_default="${cross_prefix}${ranlib_default}"
  3491. fi
  3492. strip_default="${cross_prefix}${strip_default}"
  3493. windres_default="${cross_prefix}${windres_default}"
  3494. sysinclude_default="${sysroot}/usr/include"
  3495. set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
  3496. target_exec target_os x86asmexe nvcc
  3497. enabled cross_compile || host_cc_default=$cc
  3498. set_default host_cc
  3499. pkg_config_fail_message=""
  3500. if ! $pkg_config --version >/dev/null 2>&1; then
  3501. warn "$pkg_config not found, library detection may fail."
  3502. pkg_config=false
  3503. elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
  3504. pkg_config_fail_message="
  3505. Note: When building a static binary, add --pkg-config-flags=\"--static\"."
  3506. fi
  3507. if test $doxygen != $doxygen_default && \
  3508. ! $doxygen --version >/dev/null 2>&1; then
  3509. warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
  3510. fi
  3511. exesuf() {
  3512. case $1 in
  3513. mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
  3514. esac
  3515. }
  3516. EXESUF=$(exesuf $target_os)
  3517. HOSTEXESUF=$(exesuf $host_os)
  3518. # set temporary file name
  3519. : ${TMPDIR:=$TEMPDIR}
  3520. : ${TMPDIR:=$TMP}
  3521. : ${TMPDIR:=/tmp}
  3522. if [ -n "$tempprefix" ] ; then
  3523. mktemp(){
  3524. tmpname="$tempprefix.${HOSTNAME}.${UID}"
  3525. echo "$tmpname"
  3526. mkdir "$tmpname"
  3527. }
  3528. elif ! check_cmd mktemp -u XXXXXX; then
  3529. # simple replacement for missing mktemp
  3530. # NOT SAFE FOR GENERAL USE
  3531. mktemp(){
  3532. tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
  3533. echo "$tmpname"
  3534. mkdir "$tmpname"
  3535. }
  3536. fi
  3537. FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
  3538. die "Unable to create temporary directory in $TMPDIR."
  3539. tmpfile(){
  3540. tmp="${FFTMPDIR}/test"$2
  3541. (set -C; exec > $tmp) 2> /dev/null ||
  3542. die "Unable to create temporary file in $FFTMPDIR."
  3543. eval $1=$tmp
  3544. }
  3545. trap 'rm -rf -- "$FFTMPDIR"' EXIT
  3546. trap 'exit 2' INT
  3547. tmpfile TMPASM .asm
  3548. tmpfile TMPC .c
  3549. tmpfile TMPCPP .cpp
  3550. tmpfile TMPE $EXESUF
  3551. tmpfile TMPH .h
  3552. tmpfile TMPM .m
  3553. tmpfile TMPO .o
  3554. tmpfile TMPS .S
  3555. tmpfile TMPSH .sh
  3556. tmpfile TMPV .ver
  3557. unset -f mktemp
  3558. chmod +x $TMPE
  3559. # make sure we can execute files in $TMPDIR
  3560. cat > $TMPSH 2>> $logfile <<EOF
  3561. #! /bin/sh
  3562. EOF
  3563. chmod +x $TMPSH >> $logfile 2>&1
  3564. if ! $TMPSH >> $logfile 2>&1; then
  3565. cat <<EOF
  3566. Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
  3567. variable to another directory and make sure that it is not mounted noexec.
  3568. EOF
  3569. die "Sanity test failed."
  3570. fi
  3571. armasm_flags(){
  3572. for flag; do
  3573. case $flag in
  3574. # Filter out MSVC cl.exe options from cflags that shouldn't
  3575. # be passed to gas-preprocessor
  3576. -M[TD]*) ;;
  3577. *) echo $flag ;;
  3578. esac
  3579. done
  3580. }
  3581. ccc_flags(){
  3582. for flag; do
  3583. case $flag in
  3584. -std=c99) echo -c99 ;;
  3585. -mcpu=*) echo -arch ${flag#*=} ;;
  3586. -mieee) echo -ieee ;;
  3587. -O*|-fast) echo $flag ;;
  3588. -fno-math-errno) echo -assume nomath_errno ;;
  3589. -g) echo -g3 ;;
  3590. -Wall) echo -msg_enable level2 ;;
  3591. -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
  3592. -Wl,*) echo $flag ;;
  3593. -f*|-W*) ;;
  3594. *) echo $flag ;;
  3595. esac
  3596. done
  3597. }
  3598. cparser_flags(){
  3599. for flag; do
  3600. case $flag in
  3601. -Wno-switch) echo -Wno-switch-enum ;;
  3602. -Wno-format-zero-length) ;;
  3603. -Wdisabled-optimization) ;;
  3604. -Wno-pointer-sign) echo -Wno-other ;;
  3605. *) echo $flag ;;
  3606. esac
  3607. done
  3608. }
  3609. msvc_common_flags(){
  3610. for flag; do
  3611. case $flag in
  3612. # In addition to specifying certain flags under the compiler
  3613. # specific filters, they must be specified here as well or else the
  3614. # generic catch all at the bottom will print the original flag.
  3615. -Wall) ;;
  3616. -Wextra) ;;
  3617. -std=c99) ;;
  3618. # Common flags
  3619. -fomit-frame-pointer) ;;
  3620. -g) echo -Z7 ;;
  3621. -fno-math-errno) ;;
  3622. -fno-common) ;;
  3623. -fno-signed-zeros) ;;
  3624. -fPIC) ;;
  3625. -mthumb) ;;
  3626. -march=*) ;;
  3627. -lz) echo zlib.lib ;;
  3628. -lx264) echo libx264.lib ;;
  3629. -lstdc++) ;;
  3630. -l*) echo ${flag#-l}.lib ;;
  3631. -LARGEADDRESSAWARE) echo $flag ;;
  3632. -L*) echo -libpath:${flag#-L} ;;
  3633. *) echo $flag ;;
  3634. esac
  3635. done
  3636. }
  3637. msvc_flags(){
  3638. msvc_common_flags "$@"
  3639. for flag; do
  3640. case $flag in
  3641. -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
  3642. -wd4554 ;;
  3643. -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
  3644. -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
  3645. -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
  3646. -wd4307 \
  3647. -wd4273 -wd4554 -wd4701 -wd4703 ;;
  3648. esac
  3649. done
  3650. }
  3651. icl_flags(){
  3652. msvc_common_flags "$@"
  3653. for flag; do
  3654. case $flag in
  3655. # Despite what Intel's documentation says -Wall, which is supported
  3656. # on Windows, does enable remarks so disable them here.
  3657. -Wall) echo $flag -Qdiag-disable:remark ;;
  3658. -std=c99) echo -Qstd=c99 ;;
  3659. -flto) echo -ipo ;;
  3660. esac
  3661. done
  3662. }
  3663. icc_flags(){
  3664. for flag; do
  3665. case $flag in
  3666. -flto) echo -ipo ;;
  3667. *) echo $flag ;;
  3668. esac
  3669. done
  3670. }
  3671. pgi_flags(){
  3672. for flag; do
  3673. case $flag in
  3674. -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
  3675. -fomit-frame-pointer) echo -Mnoframe ;;
  3676. -g) echo -gopt ;;
  3677. *) echo $flag ;;
  3678. esac
  3679. done
  3680. }
  3681. suncc_flags(){
  3682. for flag; do
  3683. case $flag in
  3684. -march=*|-mcpu=*)
  3685. case "${flag#*=}" in
  3686. native) echo -xtarget=native ;;
  3687. v9|niagara) echo -xarch=sparc ;;
  3688. ultrasparc) echo -xarch=sparcvis ;;
  3689. ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
  3690. i586|pentium) echo -xchip=pentium ;;
  3691. i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
  3692. pentium3*|c3-2) echo -xtarget=pentium3 ;;
  3693. pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
  3694. pentium4*) echo -xtarget=pentium4 ;;
  3695. prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
  3696. *-sse3) echo -xarch=sse3 ;;
  3697. core2) echo -xarch=ssse3 -xchip=core2 ;;
  3698. bonnell) echo -xarch=ssse3 ;;
  3699. corei7|nehalem) echo -xtarget=nehalem ;;
  3700. westmere) echo -xtarget=westmere ;;
  3701. silvermont) echo -xarch=sse4_2 ;;
  3702. corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
  3703. core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
  3704. echo -xarch=avx ;;
  3705. amdfam10|barcelona) echo -xtarget=barcelona ;;
  3706. btver1) echo -xarch=amdsse4a ;;
  3707. btver2|bdver*|znver*) echo -xarch=avx ;;
  3708. athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
  3709. k8|opteron|athlon64|athlon-fx)
  3710. echo -xarch=sse2a ;;
  3711. athlon*) echo -xarch=pentium_proa ;;
  3712. esac
  3713. ;;
  3714. -std=c99) echo -xc99 ;;
  3715. -fomit-frame-pointer) echo -xregs=frameptr ;;
  3716. -fPIC) echo -KPIC -xcode=pic32 ;;
  3717. -W*,*) echo $flag ;;
  3718. -f*-*|-W*|-mimpure-text) ;;
  3719. -shared) echo -G ;;
  3720. *) echo $flag ;;
  3721. esac
  3722. done
  3723. }
  3724. tms470_flags(){
  3725. for flag; do
  3726. case $flag in
  3727. -march=*|-mcpu=*)
  3728. case "${flag#*=}" in
  3729. armv7-a|cortex-a*) echo -mv=7a8 ;;
  3730. armv7-r|cortex-r*) echo -mv=7r4 ;;
  3731. armv7-m|cortex-m*) echo -mv=7m3 ;;
  3732. armv6*|arm11*) echo -mv=6 ;;
  3733. armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
  3734. echo -mv=5e ;;
  3735. armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
  3736. esac
  3737. ;;
  3738. -mfpu=neon) echo --float_support=vfpv3 --neon ;;
  3739. -mfpu=vfp) echo --float_support=vfpv2 ;;
  3740. -mfpu=vfpv3) echo --float_support=vfpv3 ;;
  3741. -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
  3742. -msoft-float) echo --float_support=vfplib ;;
  3743. -O[0-3]|-mf=*) echo $flag ;;
  3744. -g) echo -g -mn ;;
  3745. -pds=*) echo $flag ;;
  3746. -D*|-I*) echo $flag ;;
  3747. --gcc|--abi=*) echo $flag ;;
  3748. -me) echo $flag ;;
  3749. esac
  3750. done
  3751. }
  3752. probe_cc(){
  3753. pfx=$1
  3754. _cc=$2
  3755. first=$3
  3756. unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
  3757. unset _ld_o _ldflags _ld_lib _ld_path
  3758. unset _depflags _DEPCMD _DEPFLAGS
  3759. _flags_filter=echo
  3760. if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
  3761. true # no-op to avoid reading stdin in following checks
  3762. elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
  3763. _type=llvm_gcc
  3764. gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
  3765. _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
  3766. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3767. _cflags_speed='-O3'
  3768. _cflags_size='-Os'
  3769. elif $_cc -v 2>&1 | grep -qi ^gcc; then
  3770. _type=gcc
  3771. gcc_version=$($_cc --version | head -n1)
  3772. gcc_basever=$($_cc -dumpversion)
  3773. gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
  3774. gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
  3775. _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
  3776. case $gcc_basever in
  3777. 2) ;;
  3778. 2.*) ;;
  3779. *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
  3780. esac
  3781. if [ "$first" = true ]; then
  3782. case $gcc_basever in
  3783. 4.2*)
  3784. warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
  3785. esac
  3786. fi
  3787. _cflags_speed='-O3'
  3788. _cflags_size='-Os'
  3789. elif $_cc --version 2>/dev/null | grep -q ^icc; then
  3790. _type=icc
  3791. _ident=$($_cc --version | head -n1)
  3792. _depflags='-MMD'
  3793. _cflags_speed='-O3'
  3794. _cflags_size='-Os'
  3795. _cflags_noopt='-O1'
  3796. _flags_filter=icc_flags
  3797. elif $_cc -v 2>&1 | grep -q xlc; then
  3798. _type=xlc
  3799. _ident=$($_cc -qversion 2>/dev/null | head -n1)
  3800. _cflags_speed='-O5'
  3801. _cflags_size='-O5 -qcompact'
  3802. elif $_cc -V 2>/dev/null | grep -q Compaq; then
  3803. _type=ccc
  3804. _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
  3805. _DEPFLAGS='-M'
  3806. _cflags_speed='-fast'
  3807. _cflags_size='-O1'
  3808. _flags_filter=ccc_flags
  3809. elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
  3810. test -d "$sysroot" || die "No valid sysroot specified."
  3811. _type=armcc
  3812. _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
  3813. armcc_conf="$PWD/armcc.conf"
  3814. $_cc --arm_linux_configure \
  3815. --arm_linux_config_file="$armcc_conf" \
  3816. --configure_sysroot="$sysroot" \
  3817. --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
  3818. die "Error creating armcc configuration file."
  3819. $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
  3820. _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
  3821. as_default="${cross_prefix}gcc"
  3822. _depflags='-MMD'
  3823. _cflags_speed='-O3'
  3824. _cflags_size='-Os'
  3825. elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
  3826. _type=tms470
  3827. _ident=$($_cc -version | head -n1 | tr -s ' ')
  3828. _flags='--gcc --abi=eabi -me'
  3829. _cc_e='-ppl -fe=$@'
  3830. _cc_o='-fe=$@'
  3831. _depflags='-ppa -ppd=$(@:.o=.d)'
  3832. _cflags_speed='-O3 -mf=5'
  3833. _cflags_size='-O3 -mf=2'
  3834. _flags_filter=tms470_flags
  3835. elif $_cc -v 2>&1 | grep -q clang; then
  3836. _type=clang
  3837. _ident=$($_cc --version 2>/dev/null | head -n1)
  3838. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3839. _cflags_speed='-O3'
  3840. _cflags_size='-Oz'
  3841. elif $_cc -V 2>&1 | grep -q Sun; then
  3842. _type=suncc
  3843. _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
  3844. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
  3845. _DEPFLAGS='-xM1 -xc99'
  3846. _ldflags='-std=c99'
  3847. _cflags_speed='-O5'
  3848. _cflags_size='-O5 -xspace'
  3849. _flags_filter=suncc_flags
  3850. elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
  3851. _type=pathscale
  3852. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3853. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3854. _cflags_speed='-O2'
  3855. _cflags_size='-Os'
  3856. _flags_filter='filter_out -Wdisabled-optimization'
  3857. elif $_cc -v 2>&1 | grep -q Open64; then
  3858. _type=open64
  3859. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3860. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3861. _cflags_speed='-O2'
  3862. _cflags_size='-Os'
  3863. _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
  3864. elif $_cc -V 2>&1 | grep -q Portland; then
  3865. _type=pgi
  3866. _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
  3867. opt_common='-alias=ansi -Mdse -Mlre -Mpre'
  3868. _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
  3869. _cflags_size="-O2 -Munroll=c:1 $opt_common"
  3870. _cflags_noopt="-O"
  3871. _flags_filter=pgi_flags
  3872. elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
  3873. _type=armasm
  3874. _ident=$($_cc | head -n1)
  3875. # 4509: "This form of conditional instruction is deprecated"
  3876. _flags="-nologo -ignore 4509"
  3877. _flags_filter=armasm_flags
  3878. elif $_cc 2>&1 | grep -q Intel; then
  3879. _type=icl
  3880. _ident=$($_cc 2>&1 | head -n1)
  3881. _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
  3882. # Not only is O3 broken on 13.x+ but it is slower on all previous
  3883. # versions (tested) as well.
  3884. _cflags_speed="-O2"
  3885. _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
  3886. if $_cc 2>&1 | grep -q Linker; then
  3887. _ld_o='-out:$@'
  3888. else
  3889. _ld_o='-Fe$@'
  3890. fi
  3891. _cc_o='-Fo$@'
  3892. _cc_e='-P'
  3893. _flags_filter=icl_flags
  3894. _ld_lib='lib%.a'
  3895. _ld_path='-libpath:'
  3896. # -Qdiag-error to make icl error when seeing certain unknown arguments
  3897. _flags='-nologo -Qdiag-error:4044,10157'
  3898. # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
  3899. # with MSVC which enables it by default.
  3900. _cflags='-Qms0 -Qvec- -Qsimd- -GS -fp:precise'
  3901. disable stripping
  3902. elif $_cc -? 2>/dev/null | grep -q 'LLVM.*Linker'; then
  3903. # lld can emulate multiple different linkers; in ms link.exe mode,
  3904. # the -? parameter gives the help output which contains an identifyable
  3905. # string, while it gives an error in other modes.
  3906. _type=lld-link
  3907. # The link.exe mode doesn't have a switch for getting the version,
  3908. # but we can force it back to gnu mode and get the version from there.
  3909. _ident=$($_cc -flavor gnu --version 2>/dev/null)
  3910. _ld_o='-out:$@'
  3911. _flags_filter=msvc_flags
  3912. _ld_lib='lib%.a'
  3913. _ld_path='-libpath:'
  3914. elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
  3915. _type=msvc
  3916. _ident=$($_cc 2>&1 | head -n1)
  3917. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
  3918. _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
  3919. _cflags_speed="-O2"
  3920. _cflags_size="-O1"
  3921. _cflags_noopt="-O1"
  3922. if $_cc -nologo- 2>&1 | grep -q Linker; then
  3923. _ld_o='-out:$@'
  3924. else
  3925. _ld_o='-Fe$@'
  3926. fi
  3927. _cc_o='-Fo$@'
  3928. _cc_e='-P -Fi$@'
  3929. _flags_filter=msvc_flags
  3930. _ld_lib='lib%.a'
  3931. _ld_path='-libpath:'
  3932. _flags='-nologo'
  3933. disable stripping
  3934. elif $_cc --version 2>/dev/null | grep -q ^cparser; then
  3935. _type=cparser
  3936. _ident=$($_cc --version | head -n1)
  3937. _depflags='-MMD'
  3938. _cflags_speed='-O4'
  3939. _cflags_size='-O2'
  3940. _flags_filter=cparser_flags
  3941. fi
  3942. eval ${pfx}_type=\$_type
  3943. eval ${pfx}_ident=\$_ident
  3944. }
  3945. set_ccvars(){
  3946. eval ${1}_C=\${_cc_c-\${${1}_C}}
  3947. eval ${1}_E=\${_cc_e-\${${1}_E}}
  3948. eval ${1}_O=\${_cc_o-\${${1}_O}}
  3949. if [ -n "$_depflags" ]; then
  3950. eval ${1}_DEPFLAGS=\$_depflags
  3951. else
  3952. eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
  3953. eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
  3954. eval DEP${1}FLAGS=\$_flags
  3955. fi
  3956. }
  3957. probe_cc cc "$cc" "true"
  3958. cflags_filter=$_flags_filter
  3959. cflags_speed=$_cflags_speed
  3960. cflags_size=$_cflags_size
  3961. cflags_noopt=$_cflags_noopt
  3962. add_cflags $_flags $_cflags
  3963. cc_ldflags=$_ldflags
  3964. set_ccvars CC
  3965. set_ccvars CXX
  3966. probe_cc hostcc "$host_cc"
  3967. host_cflags_filter=$_flags_filter
  3968. host_cflags_speed=$_cflags_speed
  3969. add_host_cflags $_flags $_cflags
  3970. set_ccvars HOSTCC
  3971. test -n "$cc_type" && enable $cc_type ||
  3972. warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
  3973. : ${as_default:=$cc}
  3974. : ${objcc_default:=$cc}
  3975. : ${dep_cc_default:=$cc}
  3976. : ${ld_default:=$cc}
  3977. : ${host_ld_default:=$host_cc}
  3978. set_default ar as objcc dep_cc ld ln_s host_ld windres
  3979. probe_cc as "$as"
  3980. asflags_filter=$_flags_filter
  3981. add_asflags $_flags $_cflags
  3982. set_ccvars AS
  3983. probe_cc objcc "$objcc"
  3984. objcflags_filter=$_flags_filter
  3985. add_objcflags $_flags $_cflags
  3986. set_ccvars OBJC
  3987. probe_cc ld "$ld"
  3988. ldflags_filter=$_flags_filter
  3989. add_ldflags $_flags $_ldflags
  3990. test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
  3991. LD_O=${_ld_o-$LD_O}
  3992. LD_LIB=${_ld_lib-$LD_LIB}
  3993. LD_PATH=${_ld_path-$LD_PATH}
  3994. probe_cc hostld "$host_ld"
  3995. host_ldflags_filter=$_flags_filter
  3996. add_host_ldflags $_flags $_ldflags
  3997. HOSTLD_O=${_ld_o-$HOSTLD_O}
  3998. if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
  3999. probe_cc depcc "$dep_cc"
  4000. CCDEP=${_DEPCMD:-$DEPCMD}
  4001. CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
  4002. DEPCCFLAGS=$_flags
  4003. fi
  4004. if $ar 2>&1 | grep -q Microsoft; then
  4005. arflags="-nologo"
  4006. ar_o='-out:$@'
  4007. elif $ar 2>&1 | grep -q 'Texas Instruments'; then
  4008. arflags="rq"
  4009. ar_o='$@'
  4010. elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
  4011. arflags='-Xany -r -c'
  4012. ar_o='$@'
  4013. elif $ar 2>&1 | grep -q "\[D\] "; then
  4014. arflags="rcD"
  4015. ar_o='$@'
  4016. else
  4017. arflags="rc"
  4018. ar_o='$@'
  4019. fi
  4020. add_cflags $extra_cflags
  4021. add_cxxflags $extra_cxxflags
  4022. add_objcflags $extra_objcflags
  4023. add_asflags $extra_cflags
  4024. if test -n "$sysroot"; then
  4025. case "$cc_type" in
  4026. gcc|llvm_gcc|clang)
  4027. add_cppflags --sysroot="$sysroot"
  4028. add_ldflags --sysroot="$sysroot"
  4029. # On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
  4030. add_cppflags -isysroot "$sysroot"
  4031. add_ldflags -isysroot "$sysroot"
  4032. ;;
  4033. tms470)
  4034. add_cppflags -I"$sysinclude"
  4035. add_ldflags --sysroot="$sysroot"
  4036. ;;
  4037. esac
  4038. fi
  4039. if test "$cpu" = host; then
  4040. enabled cross_compile &&
  4041. die "--cpu=host makes no sense when cross-compiling."
  4042. case "$cc_type" in
  4043. gcc|llvm_gcc)
  4044. check_native(){
  4045. $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
  4046. sed -n "/cc1.*$1=/{
  4047. s/.*$1=\\([^ ]*\\).*/\\1/
  4048. p
  4049. q
  4050. }" $TMPE
  4051. }
  4052. cpu=$(check_native -march || check_native -mcpu)
  4053. ;;
  4054. clang)
  4055. check_native(){
  4056. $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
  4057. sed -n "/cc1.*-target-cpu /{
  4058. s/.*-target-cpu \\([^ ]*\\).*/\\1/
  4059. p
  4060. q
  4061. }" $TMPE
  4062. }
  4063. cpu=$(check_native -march)
  4064. ;;
  4065. esac
  4066. test "${cpu:-host}" = host &&
  4067. die "--cpu=host not supported with compiler $cc"
  4068. fi
  4069. # Deal with common $arch aliases
  4070. case "$arch" in
  4071. aarch64|arm64)
  4072. arch="aarch64"
  4073. ;;
  4074. arm*|iPad*|iPhone*)
  4075. arch="arm"
  4076. ;;
  4077. mips*|IP*)
  4078. case "$arch" in
  4079. *el)
  4080. add_cppflags -EL
  4081. add_ldflags -EL
  4082. ;;
  4083. *eb)
  4084. add_cppflags -EB
  4085. add_ldflags -EB
  4086. ;;
  4087. esac
  4088. arch="mips"
  4089. ;;
  4090. parisc*|hppa*)
  4091. arch="parisc"
  4092. ;;
  4093. "Power Macintosh"|ppc*|powerpc*)
  4094. arch="ppc"
  4095. ;;
  4096. s390|s390x)
  4097. arch="s390"
  4098. ;;
  4099. sh4|sh)
  4100. arch="sh4"
  4101. ;;
  4102. sun4*|sparc*)
  4103. arch="sparc"
  4104. ;;
  4105. tilegx|tile-gx)
  4106. arch="tilegx"
  4107. ;;
  4108. i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
  4109. arch="x86"
  4110. ;;
  4111. esac
  4112. is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
  4113. enable $arch
  4114. # Add processor-specific flags
  4115. if enabled aarch64; then
  4116. case $cpu in
  4117. armv*)
  4118. cpuflags="-march=$cpu"
  4119. ;;
  4120. *)
  4121. cpuflags="-mcpu=$cpu"
  4122. ;;
  4123. esac
  4124. elif enabled alpha; then
  4125. cpuflags="-mcpu=$cpu"
  4126. elif enabled arm; then
  4127. check_arm_arch() {
  4128. check_cpp_condition stddef.h \
  4129. "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
  4130. $cpuflags
  4131. }
  4132. probe_arm_arch() {
  4133. if check_arm_arch 4; then echo armv4
  4134. elif check_arm_arch 4T; then echo armv4t
  4135. elif check_arm_arch 5; then echo armv5
  4136. elif check_arm_arch 5E; then echo armv5e
  4137. elif check_arm_arch 5T; then echo armv5t
  4138. elif check_arm_arch 5TE; then echo armv5te
  4139. elif check_arm_arch 5TEJ; then echo armv5te
  4140. elif check_arm_arch 6; then echo armv6
  4141. elif check_arm_arch 6J; then echo armv6j
  4142. elif check_arm_arch 6K; then echo armv6k
  4143. elif check_arm_arch 6Z; then echo armv6z
  4144. elif check_arm_arch 6ZK; then echo armv6zk
  4145. elif check_arm_arch 6T2; then echo armv6t2
  4146. elif check_arm_arch 7; then echo armv7
  4147. elif check_arm_arch 7A 7_A; then echo armv7-a
  4148. elif check_arm_arch 7S; then echo armv7-a
  4149. elif check_arm_arch 7R 7_R; then echo armv7-r
  4150. elif check_arm_arch 7M 7_M; then echo armv7-m
  4151. elif check_arm_arch 7EM 7E_M; then echo armv7-m
  4152. elif check_arm_arch 8A 8_A; then echo armv8-a
  4153. fi
  4154. }
  4155. [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
  4156. case $cpu in
  4157. armv*)
  4158. cpuflags="-march=$cpu"
  4159. subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
  4160. ;;
  4161. *)
  4162. cpuflags="-mcpu=$cpu"
  4163. case $cpu in
  4164. cortex-a*) subarch=armv7a ;;
  4165. cortex-r*) subarch=armv7r ;;
  4166. cortex-m*) enable thumb; subarch=armv7m ;;
  4167. arm11*) subarch=armv6 ;;
  4168. arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
  4169. armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
  4170. *) subarch=$(probe_arm_arch) ;;
  4171. esac
  4172. ;;
  4173. esac
  4174. case "$subarch" in
  4175. armv5t*) enable fast_clz ;;
  4176. armv[6-8]*)
  4177. enable fast_clz
  4178. disabled fast_unaligned || enable fast_unaligned
  4179. ;;
  4180. esac
  4181. elif enabled avr32; then
  4182. case $cpu in
  4183. ap7[02]0[0-2])
  4184. subarch="avr32_ap"
  4185. cpuflags="-mpart=$cpu"
  4186. ;;
  4187. ap)
  4188. subarch="avr32_ap"
  4189. cpuflags="-march=$cpu"
  4190. ;;
  4191. uc3[ab]*)
  4192. subarch="avr32_uc"
  4193. cpuflags="-mcpu=$cpu"
  4194. ;;
  4195. uc)
  4196. subarch="avr32_uc"
  4197. cpuflags="-march=$cpu"
  4198. ;;
  4199. esac
  4200. elif enabled bfin; then
  4201. cpuflags="-mcpu=$cpu"
  4202. elif enabled mips; then
  4203. cpuflags="-march=$cpu"
  4204. if [ "$cpu" != "generic" ]; then
  4205. disable mips32r2
  4206. disable mips32r5
  4207. disable mips64r2
  4208. disable mips32r6
  4209. disable mips64r6
  4210. disable loongson2
  4211. disable loongson3
  4212. case $cpu in
  4213. 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
  4214. enable mips32r2
  4215. disable msa
  4216. ;;
  4217. p5600|i6400|p6600)
  4218. disable mipsdsp
  4219. disable mipsdspr2
  4220. ;;
  4221. loongson*)
  4222. enable loongson2
  4223. enable loongson3
  4224. enable local_aligned_8 local_aligned_16 local_aligned_32
  4225. enable simd_align_16
  4226. enable fast_64bit
  4227. enable fast_clz
  4228. enable fast_cmov
  4229. enable fast_unaligned
  4230. disable aligned_stack
  4231. disable mipsfpu
  4232. disable mipsdsp
  4233. disable mipsdspr2
  4234. case $cpu in
  4235. loongson3*)
  4236. cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
  4237. ;;
  4238. loongson2e)
  4239. cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
  4240. ;;
  4241. loongson2f)
  4242. cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
  4243. ;;
  4244. esac
  4245. ;;
  4246. *)
  4247. # Unknown CPU. Disable everything.
  4248. warn "unknown CPU. Disabling all MIPS optimizations."
  4249. disable mipsfpu
  4250. disable mipsdsp
  4251. disable mipsdspr2
  4252. disable msa
  4253. disable mmi
  4254. ;;
  4255. esac
  4256. case $cpu in
  4257. 24kc)
  4258. disable mipsfpu
  4259. disable mipsdsp
  4260. disable mipsdspr2
  4261. ;;
  4262. 24kf*)
  4263. disable mipsdsp
  4264. disable mipsdspr2
  4265. ;;
  4266. 24kec|34kc|1004kc)
  4267. disable mipsfpu
  4268. disable mipsdspr2
  4269. ;;
  4270. 24kef*|34kf*|1004kf*)
  4271. disable mipsdspr2
  4272. ;;
  4273. 74kc)
  4274. disable mipsfpu
  4275. ;;
  4276. p5600)
  4277. enable mips32r5
  4278. check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
  4279. ;;
  4280. i6400)
  4281. enable mips64r6
  4282. check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
  4283. ;;
  4284. p6600)
  4285. enable mips64r6
  4286. check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
  4287. ;;
  4288. esac
  4289. else
  4290. # We do not disable anything. Is up to the user to disable the unwanted features.
  4291. warn 'generic cpu selected'
  4292. fi
  4293. elif enabled ppc; then
  4294. disable ldbrx
  4295. case $(tolower $cpu) in
  4296. 601|ppc601|powerpc601)
  4297. cpuflags="-mcpu=601"
  4298. disable altivec
  4299. ;;
  4300. 603*|ppc603*|powerpc603*)
  4301. cpuflags="-mcpu=603"
  4302. disable altivec
  4303. ;;
  4304. 604*|ppc604*|powerpc604*)
  4305. cpuflags="-mcpu=604"
  4306. disable altivec
  4307. ;;
  4308. g3|75*|ppc75*|powerpc75*)
  4309. cpuflags="-mcpu=750"
  4310. disable altivec
  4311. ;;
  4312. g4|745*|ppc745*|powerpc745*)
  4313. cpuflags="-mcpu=7450"
  4314. disable vsx
  4315. ;;
  4316. 74*|ppc74*|powerpc74*)
  4317. cpuflags="-mcpu=7400"
  4318. disable vsx
  4319. ;;
  4320. g5|970|ppc970|powerpc970)
  4321. cpuflags="-mcpu=970"
  4322. disable vsx
  4323. ;;
  4324. power[3-6]*)
  4325. cpuflags="-mcpu=$cpu"
  4326. disable vsx
  4327. ;;
  4328. power[7-8]*)
  4329. cpuflags="-mcpu=$cpu"
  4330. ;;
  4331. cell)
  4332. cpuflags="-mcpu=cell"
  4333. enable ldbrx
  4334. disable vsx
  4335. ;;
  4336. e500mc)
  4337. cpuflags="-mcpu=e500mc"
  4338. disable altivec
  4339. ;;
  4340. e500v2)
  4341. cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
  4342. disable altivec
  4343. disable dcbzl
  4344. ;;
  4345. e500)
  4346. cpuflags="-mcpu=8540 -mhard-float"
  4347. disable altivec
  4348. disable dcbzl
  4349. ;;
  4350. esac
  4351. elif enabled sparc; then
  4352. case $cpu in
  4353. cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
  4354. cpuflags="-mcpu=$cpu"
  4355. ;;
  4356. ultrasparc*|niagara[234])
  4357. cpuflags="-mcpu=$cpu"
  4358. ;;
  4359. esac
  4360. elif enabled x86; then
  4361. case $cpu in
  4362. i[345]86|pentium)
  4363. cpuflags="-march=$cpu"
  4364. disable i686
  4365. disable mmx
  4366. ;;
  4367. # targets that do NOT support nopl and conditional mov (cmov)
  4368. pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
  4369. cpuflags="-march=$cpu"
  4370. disable i686
  4371. ;;
  4372. # targets that do support nopl and conditional mov (cmov)
  4373. i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
  4374. |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|skylake*|knl\
  4375. |amdfam10|barcelona|b[dt]ver*|znver*)
  4376. cpuflags="-march=$cpu"
  4377. enable i686
  4378. enable fast_cmov
  4379. ;;
  4380. # targets that do support conditional mov but on which it's slow
  4381. pentium4|pentium4m|prescott|nocona)
  4382. cpuflags="-march=$cpu"
  4383. enable i686
  4384. disable fast_cmov
  4385. ;;
  4386. esac
  4387. fi
  4388. if [ "$cpu" != generic ]; then
  4389. add_cflags $cpuflags
  4390. add_asflags $cpuflags
  4391. test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
  4392. fi
  4393. # compiler sanity check
  4394. check_exec <<EOF
  4395. int main(void){ return 0; }
  4396. EOF
  4397. if test "$?" != 0; then
  4398. echo "$cc is unable to create an executable file."
  4399. if test -z "$cross_prefix" && ! enabled cross_compile ; then
  4400. echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
  4401. echo "Only do this if you know what cross compiling means."
  4402. fi
  4403. die "C compiler test failed."
  4404. fi
  4405. add_cppflags -D_ISOC99_SOURCE
  4406. add_cxxflags -D__STDC_CONSTANT_MACROS
  4407. check_cxxflags -std=c++11 || check_cxxflags -std=c++0x
  4408. # some compilers silently accept -std=c11, so we also need to check that the
  4409. # version macro is defined properly
  4410. if test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L"; then
  4411. add_cflags -std=c11
  4412. else
  4413. check_cflags -std=c99
  4414. fi
  4415. check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
  4416. #include <stdlib.h>
  4417. EOF
  4418. check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
  4419. #include <stdlib.h>
  4420. EOF
  4421. add_host_cppflags -D_ISOC99_SOURCE
  4422. check_host_cflags -std=c99
  4423. check_host_cflags -Wall
  4424. check_host_cflags $host_cflags_speed
  4425. check_64bit(){
  4426. arch32=$1
  4427. arch64=$2
  4428. expr=$3
  4429. check_code cc "" "int test[2*($expr) - 1]" &&
  4430. subarch=$arch64 || subarch=$arch32
  4431. }
  4432. case "$arch" in
  4433. aarch64|alpha|ia64)
  4434. spic=$shared
  4435. ;;
  4436. mips)
  4437. check_64bit mips mips64 '_MIPS_SIM > 1'
  4438. spic=$shared
  4439. ;;
  4440. parisc)
  4441. check_64bit parisc parisc64 'sizeof(void *) > 4'
  4442. spic=$shared
  4443. ;;
  4444. ppc)
  4445. check_64bit ppc ppc64 'sizeof(void *) > 4'
  4446. spic=$shared
  4447. ;;
  4448. s390)
  4449. check_64bit s390 s390x 'sizeof(void *) > 4'
  4450. spic=$shared
  4451. ;;
  4452. sparc)
  4453. check_64bit sparc sparc64 'sizeof(void *) > 4'
  4454. spic=$shared
  4455. ;;
  4456. x86)
  4457. check_64bit x86_32 x86_64 'sizeof(void *) > 4'
  4458. # Treat x32 as x64 for now. Note it also needs spic=$shared
  4459. test "$subarch" = "x86_32" && check_cpp_condition stddef.h 'defined(__x86_64__)' &&
  4460. subarch=x86_64
  4461. if test "$subarch" = "x86_64"; then
  4462. spic=$shared
  4463. fi
  4464. ;;
  4465. ppc)
  4466. check_cc <<EOF && subarch="ppc64"
  4467. int test[(int)sizeof(char*) - 7];
  4468. EOF
  4469. ;;
  4470. esac
  4471. enable $subarch
  4472. enabled spic && enable_weak pic
  4473. enabled x86_64 && objformat=elf64 || objformat="elf32"
  4474. # OS specific
  4475. case $target_os in
  4476. aix)
  4477. SHFLAGS=-shared
  4478. add_cppflags '-I\$(SRC_PATH)/compat/aix'
  4479. enabled shared && add_ldflags -Wl,-brtl
  4480. ;;
  4481. android)
  4482. disable symver
  4483. enable section_data_rel_ro
  4484. SLIB_INSTALL_NAME='$(SLIBNAME)'
  4485. SLIB_INSTALL_LINKS=
  4486. SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
  4487. ;;
  4488. haiku)
  4489. prefix_default="/boot/common"
  4490. network_extralibs="-lnetwork"
  4491. host_extralibs=
  4492. ;;
  4493. sunos)
  4494. SHFLAGS='-shared -Wl,-h,$$(@F)'
  4495. enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
  4496. network_extralibs="-lsocket -lnsl"
  4497. add_cppflags -D__EXTENSIONS__
  4498. # When using suncc to build, the Solaris linker will mark
  4499. # an executable with each instruction set encountered by
  4500. # the Solaris assembler. As our libraries contain their own
  4501. # guards for processor-specific code, instead suppress
  4502. # generation of the HWCAPS ELF section on Solaris x86 only.
  4503. enabled_all suncc x86 &&
  4504. echo "hwcap_1 = OVERRIDE;" > mapfile &&
  4505. add_ldflags -Wl,-M,mapfile
  4506. nm_default='nm -P -g'
  4507. version_script='-M'
  4508. VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'
  4509. ;;
  4510. netbsd)
  4511. disable symver
  4512. oss_indev_extralibs="-lossaudio"
  4513. oss_outdev_extralibs="-lossaudio"
  4514. enabled gcc || check_ldflags -Wl,-zmuldefs
  4515. ;;
  4516. openbsd|bitrig)
  4517. disable symver
  4518. SHFLAGS='-shared'
  4519. SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
  4520. SLIB_INSTALL_LINKS=
  4521. oss_indev_extralibs="-lossaudio"
  4522. oss_outdev_extralibs="-lossaudio"
  4523. ;;
  4524. dragonfly)
  4525. disable symver
  4526. ;;
  4527. freebsd)
  4528. ;;
  4529. bsd/os)
  4530. add_extralibs -lpoll -lgnugetopt
  4531. strip="strip -d"
  4532. ;;
  4533. darwin)
  4534. enabled ppc && add_asflags -force_cpusubtype_ALL
  4535. install_name_dir_default='$(SHLIBDIR)'
  4536. SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
  4537. enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
  4538. strip="${strip} -x"
  4539. add_ldflags -Wl,-dynamic,-search_paths_first
  4540. SLIBSUF=".dylib"
  4541. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
  4542. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
  4543. objformat="macho"
  4544. enabled x86_64 && objformat="macho64" || objformat="macho32"
  4545. enabled_any pic shared x86_64 ||
  4546. { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
  4547. check_header dispatch/dispatch.h &&
  4548. add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
  4549. version_script='-exported_symbols_list'
  4550. VERSION_SCRIPT_POSTPROCESS_CMD='tr " " "\n" | sed -n /global:/,/local:/p | grep ";" | tr ";" "\n" | sed -E "s/(.+)/_\1/g" | sed -E "s/(.+[^*])$$$$/\1*/"'
  4551. ;;
  4552. msys*)
  4553. die "Native MSYS builds are discouraged, please use the MINGW environment."
  4554. ;;
  4555. mingw32*|mingw64*)
  4556. if test $target_os = "mingw32ce"; then
  4557. disable network
  4558. else
  4559. target_os=mingw32
  4560. fi
  4561. LIBTARGET=i386
  4562. if enabled x86_64; then
  4563. LIBTARGET="i386:x86-64"
  4564. elif enabled arm; then
  4565. LIBTARGET=arm-wince
  4566. fi
  4567. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  4568. enabled x86_32 && check_ldflags -Wl,--large-address-aware
  4569. shlibdir_default="$bindir_default"
  4570. SLIBPREF=""
  4571. SLIBSUF=".dll"
  4572. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  4573. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  4574. dlltool="${cross_prefix}dlltool"
  4575. if check_cmd lib.exe -list; then
  4576. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe -nologo -machine:$(LIBTARGET) -def:$$(@:$(SLIBSUF)=.def) -out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  4577. if enabled x86_64; then
  4578. LIBTARGET=x64
  4579. fi
  4580. elif check_cmd $dlltool --version; then
  4581. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
  4582. fi
  4583. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  4584. SLIB_INSTALL_LINKS=
  4585. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  4586. SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  4587. SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--disable-auto-image-base'
  4588. enabled x86_64 && objformat="win64" || objformat="win32"
  4589. ranlib=:
  4590. enable dos_paths
  4591. check_ldflags -Wl,--nxcompat,--dynamicbase
  4592. # Lets work around some stupidity in binutils.
  4593. # ld will strip relocations from executables even though we need them
  4594. # for dynamicbase (ASLR). Using -pie does retain the reloc section
  4595. # however ld then forgets what the entry point should be (oops) so we
  4596. # have to manually (re)set it.
  4597. if enabled x86_32; then
  4598. disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
  4599. elif enabled x86_64; then
  4600. disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
  4601. check_ldflags -Wl,--high-entropy-va # binutils 2.25
  4602. # Set image base >4GB for extra entropy with HEASLR
  4603. add_ldexeflags -Wl,--image-base,0x140000000
  4604. append SHFLAGS -Wl,--image-base,0x180000000
  4605. fi
  4606. ;;
  4607. win32|win64)
  4608. disable symver
  4609. if enabled shared; then
  4610. # Link to the import library instead of the normal static library
  4611. # for shared libs.
  4612. LD_LIB='%.lib'
  4613. # Cannot build both shared and static libs with MSVC or icl.
  4614. disable static
  4615. fi
  4616. enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
  4617. shlibdir_default="$bindir_default"
  4618. SLIBPREF=""
  4619. SLIBSUF=".dll"
  4620. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  4621. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  4622. SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
  4623. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  4624. SLIB_INSTALL_LINKS=
  4625. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  4626. SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  4627. SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  4628. enabled x86_64 && objformat="win64" || objformat="win32"
  4629. ranlib=:
  4630. enable dos_paths
  4631. ;;
  4632. cygwin*)
  4633. target_os=cygwin
  4634. shlibdir_default="$bindir_default"
  4635. SLIBPREF="cyg"
  4636. SLIBSUF=".dll"
  4637. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  4638. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  4639. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  4640. SLIB_INSTALL_LINKS=
  4641. SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
  4642. SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
  4643. enabled x86_64 && objformat="win64" || objformat="win32"
  4644. enable dos_paths
  4645. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  4646. add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  4647. ;;
  4648. *-dos|freedos|opendos)
  4649. network_extralibs="-lsocket"
  4650. objformat="coff"
  4651. enable dos_paths
  4652. add_cppflags -U__STRICT_ANSI__
  4653. ;;
  4654. linux)
  4655. enable dv1394
  4656. enable section_data_rel_ro
  4657. enabled_any arm aarch64 && enable_weak linux_perf
  4658. ;;
  4659. irix*)
  4660. target_os=irix
  4661. ranlib="echo ignoring ranlib"
  4662. ;;
  4663. os/2*)
  4664. strip="lxlite -CS"
  4665. objformat="aout"
  4666. add_cppflags -D_GNU_SOURCE
  4667. add_ldflags -Zomf -Zbin-files -Zargs-wild -Zhigh-mem -Zmap
  4668. SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
  4669. LIBSUF="_s.a"
  4670. SLIBPREF=""
  4671. SLIBSUF=".dll"
  4672. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  4673. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
  4674. SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
  4675. echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
  4676. echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
  4677. echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
  4678. emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
  4679. SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
  4680. emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
  4681. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  4682. SLIB_INSTALL_LINKS=
  4683. SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
  4684. enable dos_paths
  4685. enable_weak os2threads
  4686. ;;
  4687. gnu/kfreebsd)
  4688. add_cppflags -D_BSD_SOURCE
  4689. ;;
  4690. gnu)
  4691. ;;
  4692. qnx)
  4693. add_cppflags -D_QNX_SOURCE
  4694. network_extralibs="-lsocket"
  4695. ;;
  4696. symbian)
  4697. SLIBSUF=".dll"
  4698. enable dos_paths
  4699. add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
  4700. add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
  4701. add_ldflags -Wl,--target1-abs,--no-undefined \
  4702. -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
  4703. -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
  4704. add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
  4705. -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
  4706. -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
  4707. ;;
  4708. osf1)
  4709. add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
  4710. ;;
  4711. minix)
  4712. ;;
  4713. none)
  4714. ;;
  4715. *)
  4716. die "Unknown OS '$target_os'."
  4717. ;;
  4718. esac
  4719. # test if creating links works
  4720. link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
  4721. link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
  4722. mkdir "$link_dest"
  4723. $ln_s "$link_dest" "$link_name"
  4724. touch "$link_dest/test_file"
  4725. if [ "$source_path" != "." ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
  4726. # create link to source path
  4727. [ -e src ] && rm src
  4728. $ln_s "$source_path" src
  4729. source_link=src
  4730. else
  4731. # creating directory links doesn't work
  4732. # fall back to using the full source path
  4733. source_link="$source_path"
  4734. fi
  4735. # cleanup
  4736. rm -r "$link_dest"
  4737. rm -r "$link_name"
  4738. # determine libc flavour
  4739. probe_libc(){
  4740. pfx=$1
  4741. pfx_no_=${pfx%_}
  4742. # uclibc defines __GLIBC__, so it needs to be checked before glibc.
  4743. if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
  4744. eval ${pfx}libc_type=uclibc
  4745. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  4746. elif check_${pfx}cpp_condition features.h "defined __GLIBC__"; then
  4747. eval ${pfx}libc_type=glibc
  4748. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  4749. # MinGW headers can be installed on Cygwin, so check for newlib first.
  4750. elif check_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
  4751. eval ${pfx}libc_type=newlib
  4752. add_${pfx}cppflags -U__STRICT_ANSI__ -D_XOPEN_SOURCE=600
  4753. # MinGW64 is backwards compatible with MinGW32, so check for it first.
  4754. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
  4755. eval ${pfx}libc_type=mingw64
  4756. if check_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
  4757. add_compat msvcrt/snprintf.o
  4758. add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
  4759. fi
  4760. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  4761. eval test \$${pfx_no_}cc_type = "gcc" &&
  4762. add_${pfx}cppflags -D__printf__=__gnu_printf__
  4763. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
  4764. check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
  4765. eval ${pfx}libc_type=mingw32
  4766. check_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
  4767. (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
  4768. die "ERROR: MinGW32 runtime version must be >= 3.15."
  4769. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  4770. check_${pfx}cpp_condition _mingw.h "defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0502" ||
  4771. add_${pfx}cppflags -D_WIN32_WINNT=0x0502
  4772. check_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
  4773. add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
  4774. eval test \$${pfx_no_}cc_type = "gcc" &&
  4775. add_${pfx}cppflags -D__printf__=__gnu_printf__
  4776. elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
  4777. eval ${pfx}libc_type=msvcrt
  4778. if check_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then
  4779. if [ "$pfx" = host_ ]; then
  4780. add_host_cppflags -Dsnprintf=_snprintf
  4781. else
  4782. add_compat strtod.o strtod=avpriv_strtod
  4783. add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
  4784. _snprintf=avpriv_snprintf \
  4785. vsnprintf=avpriv_vsnprintf
  4786. fi
  4787. fi
  4788. add_${pfx}cppflags -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS
  4789. # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
  4790. # 0x601 by default unless something else is set by the user.
  4791. # This can easily lead to us detecting functions only present
  4792. # in such new versions and producing binaries requiring windows 7.0.
  4793. # Therefore explicitly set the default to XP unless the user has
  4794. # set something else on the command line.
  4795. # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
  4796. # family. For these cases, configure is free to use any functions
  4797. # found in the SDK headers by default. (Alternatively, we could force
  4798. # _WIN32_WINNT to 0x0602 in that case.)
  4799. check_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
  4800. { check_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0502; }
  4801. #ifdef WINAPI_FAMILY
  4802. #include <winapifamily.h>
  4803. #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
  4804. #error not desktop
  4805. #endif
  4806. #endif
  4807. EOF
  4808. if [ "$pfx" = "" ]; then
  4809. check_func strtoll || add_cflags -Dstrtoll=_strtoi64
  4810. check_func strtoull || add_cflags -Dstrtoull=_strtoui64
  4811. fi
  4812. elif check_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
  4813. eval ${pfx}libc_type=klibc
  4814. elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
  4815. eval ${pfx}libc_type=bionic
  4816. elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
  4817. eval ${pfx}libc_type=solaris
  4818. add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
  4819. fi
  4820. check_${pfx}cc <<EOF
  4821. #include <time.h>
  4822. void *v = localtime_r;
  4823. EOF
  4824. test "$?" != 0 && check_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  4825. #include <time.h>
  4826. void *v = localtime_r;
  4827. EOF
  4828. }
  4829. probe_libc
  4830. test -n "$libc_type" && enable libc_$libc_type
  4831. probe_libc host_
  4832. test -n "$host_libc_type" && enable host_libc_$host_libc_type
  4833. case $libc_type in
  4834. bionic)
  4835. add_compat strtod.o strtod=avpriv_strtod
  4836. ;;
  4837. esac
  4838. # hacks for compiler/libc/os combinations
  4839. if enabled_all tms470 libc_glibc; then
  4840. CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
  4841. add_cppflags -D__USER_LABEL_PREFIX__=
  4842. add_cppflags -D__builtin_memset=memset
  4843. add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
  4844. add_cflags -pds=48 # incompatible redefinition of macro
  4845. fi
  4846. if enabled_all ccc libc_glibc; then
  4847. add_ldflags -Wl,-z,now # calls to libots crash without this
  4848. fi
  4849. check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
  4850. add_cppflags '-I\$(SRC_PATH)/compat/float'
  4851. esc(){
  4852. echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
  4853. }
  4854. echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" > ffbuild/config.fate
  4855. check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
  4856. set_default libdir
  4857. : ${shlibdir_default:="$libdir"}
  4858. : ${pkgconfigdir_default:="$libdir/pkgconfig"}
  4859. set_default $PATHS_LIST
  4860. set_default nm
  4861. # we need to build at least one lib type
  4862. if ! enabled_any static shared; then
  4863. cat <<EOF
  4864. At least one library type must be built.
  4865. Specify --enable-static to build the static libraries or --enable-shared to
  4866. build the shared libraries as well. To only build the shared libraries specify
  4867. --disable-static in addition to --enable-shared.
  4868. EOF
  4869. exit 1
  4870. fi
  4871. disabled optimizations || enabled ossfuzz || check_cflags -fomit-frame-pointer
  4872. enable_weak_pic() {
  4873. disabled pic && return
  4874. enable pic
  4875. add_cppflags -DPIC
  4876. case "$target_os" in
  4877. mingw*|cygwin*)
  4878. ;;
  4879. *)
  4880. add_cflags -fPIC
  4881. ;;
  4882. esac
  4883. add_asflags -fPIC
  4884. }
  4885. enabled pic && enable_weak_pic
  4886. check_cc <<EOF || die "Symbol mangling check failed."
  4887. int ff_extern;
  4888. EOF
  4889. sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
  4890. extern_prefix=${sym%%ff_extern*}
  4891. check_cc <<EOF && enable_weak inline_asm
  4892. void foo(void) { __asm__ volatile ("" ::); }
  4893. EOF
  4894. _restrict=
  4895. for restrict_keyword in restrict __restrict__ __restrict; do
  4896. check_cc <<EOF && _restrict=$restrict_keyword && break
  4897. void foo(char * $restrict_keyword p);
  4898. EOF
  4899. done
  4900. check_cc <<EOF && enable pragma_deprecated
  4901. void foo(void) { _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") }
  4902. EOF
  4903. check_cc <<EOF && enable attribute_packed
  4904. struct { int x; } __attribute__((packed)) x;
  4905. EOF
  4906. check_cc <<EOF && enable attribute_may_alias
  4907. union { int x; } __attribute__((may_alias)) x;
  4908. EOF
  4909. check_cc <<EOF || die "endian test failed"
  4910. unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
  4911. EOF
  4912. od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
  4913. check_cc <<EOF && enable const_nan
  4914. #include <math.h>
  4915. void foo(void) { struct { double d; } static const bar[] = { { NAN } }; }
  4916. EOF
  4917. if ! enabled ppc64 || enabled bigendian; then
  4918. disable vsx
  4919. fi
  4920. check_gas() {
  4921. log "check_gas using '$as' as AS"
  4922. # :vararg is used on aarch64, arm and ppc altivec
  4923. check_as <<EOF || return 1
  4924. .macro m n, y:vararg=0
  4925. \n: .int \y
  4926. .endm
  4927. m x
  4928. EOF
  4929. # .altmacro is only used in arm asm
  4930. ! enabled arm || check_as <<EOF || return 1
  4931. .altmacro
  4932. EOF
  4933. enable gnu_as
  4934. return 0
  4935. }
  4936. if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
  4937. nogas=:
  4938. enabled_any arm aarch64 && nogas=die
  4939. enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
  4940. as_noop=-v
  4941. case $as_type in
  4942. arm*) gaspp_as_type=armasm; as_noop=-h ;;
  4943. gcc) gaspp_as_type=gas ;;
  4944. *) gaspp_as_type=$as_type ;;
  4945. esac
  4946. [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
  4947. test "${as#*gas-preprocessor.pl}" != "$as" ||
  4948. check_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
  4949. gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
  4950. if ! check_gas ; then
  4951. as=${gas:=$as}
  4952. check_gas || \
  4953. $nogas "GNU assembler not found, install/update gas-preprocessor"
  4954. fi
  4955. check_as <<EOF && enable as_func
  4956. .func test
  4957. .endfunc
  4958. EOF
  4959. fi
  4960. check_inline_asm inline_asm_labels '"1:\n"'
  4961. check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
  4962. if enabled aarch64; then
  4963. enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
  4964. # internal assembler in clang 3.3 does not support this instruction
  4965. enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
  4966. enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
  4967. map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
  4968. elif enabled alpha; then
  4969. check_cflags -mieee
  4970. elif enabled arm; then
  4971. enabled msvc && check_cpp_condition stddef.h "defined _M_ARMT" && enable thumb
  4972. check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
  4973. float func(float a, float b){ return a+b; }
  4974. EOF
  4975. enabled thumb && check_cflags -mthumb || check_cflags -marm
  4976. if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
  4977. enable vfp_args
  4978. elif check_cpp_condition stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
  4979. enable vfp_args
  4980. elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
  4981. case "${cross_prefix:-$cc}" in
  4982. *hardfloat*) enable vfp_args; fpabi=vfp ;;
  4983. *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
  4984. __asm__ (".eabi_attribute 28, 1");
  4985. int main(void) { return 0; }
  4986. EOF
  4987. esac
  4988. warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
  4989. fi
  4990. enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
  4991. enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
  4992. enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
  4993. enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
  4994. enabled vfp && check_insn vfp 'fadds s0, s0, s0'
  4995. enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
  4996. enabled setend && check_insn setend 'setend be'
  4997. [ $target_os = linux ] || [ $target_os = android ] ||
  4998. map 'enabled_any ${v}_external ${v}_inline || disable $v' \
  4999. $ARCH_EXT_LIST_ARM
  5000. check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
  5001. check_as <<EOF && enable as_dn_directive
  5002. ra .dn d0.i16
  5003. .unreq ra
  5004. EOF
  5005. check_as <<EOF && enable as_fpu_directive
  5006. .fpu neon
  5007. EOF
  5008. # llvm's integrated assembler supports .object_arch from llvm 3.5
  5009. [ "$objformat" = elf32 ] || [ "$objformat" = elf64 ] &&
  5010. check_as <<EOF && enable as_object_arch
  5011. .object_arch armv4
  5012. EOF
  5013. [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
  5014. elif enabled mips; then
  5015. enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
  5016. enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
  5017. enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
  5018. # Enable minimum ISA based on selected options
  5019. if enabled mips64; then
  5020. enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
  5021. enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
  5022. disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
  5023. else
  5024. enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
  5025. enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
  5026. enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
  5027. disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
  5028. fi
  5029. enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
  5030. enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
  5031. enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_header msa.h || disable msa
  5032. enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
  5033. enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
  5034. if enabled bigendian && enabled msa; then
  5035. disable msa
  5036. fi
  5037. elif enabled parisc; then
  5038. if enabled gcc; then
  5039. case $($cc -dumpversion) in
  5040. 4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
  5041. esac
  5042. fi
  5043. elif enabled ppc; then
  5044. enable local_aligned_8 local_aligned_16 local_aligned_32
  5045. check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
  5046. check_inline_asm ibm_asm '"add 0, 0, 0"'
  5047. check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
  5048. check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
  5049. # AltiVec flags: The FSF version of GCC differs from the Apple version
  5050. if enabled altivec; then
  5051. check_cflags -maltivec -mabi=altivec &&
  5052. { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
  5053. check_cflags -faltivec
  5054. # check if our compiler supports Motorola AltiVec C API
  5055. check_cc <<EOF || disable altivec
  5056. $inc_altivec_h
  5057. int main(void) {
  5058. vector signed int v1 = (vector signed int) { 0 };
  5059. vector signed int v2 = (vector signed int) { 1 };
  5060. v1 = vec_add(v1, v2);
  5061. return 0;
  5062. }
  5063. EOF
  5064. enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
  5065. fi
  5066. if enabled vsx; then
  5067. check_cflags -mvsx &&
  5068. check_builtin vec_vsx_ld "altivec.h" "__builtin_vec_vsx_ld" || disable vsx
  5069. fi
  5070. if enabled power8; then
  5071. check_cpp_condition "altivec.h" "defined(_ARCH_PWR8)" || disable power8
  5072. fi
  5073. elif enabled x86; then
  5074. check_builtin rdtsc intrin.h "__rdtsc()"
  5075. check_builtin mm_empty mmintrin.h "_mm_empty()"
  5076. enable local_aligned_8 local_aligned_16 local_aligned_32
  5077. # check whether EBP is available on x86
  5078. # As 'i' is stored on the stack, this program will crash
  5079. # if the base pointer is used to access it because the
  5080. # base pointer is cleared in the inline assembly code.
  5081. check_exec_crash <<EOF && enable ebp_available
  5082. volatile int i=0;
  5083. __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
  5084. return i;
  5085. EOF
  5086. # check whether EBX is available on x86
  5087. check_inline_asm ebx_available '""::"b"(0)' &&
  5088. check_inline_asm ebx_available '"":::"%ebx"'
  5089. # check whether xmm clobbers are supported
  5090. check_inline_asm xmm_clobbers '"":::"%xmm0"'
  5091. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
  5092. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
  5093. # check whether binutils is new enough to compile SSSE3/MMXEXT
  5094. enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
  5095. enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
  5096. probe_x86asm(){
  5097. x86asmexe_probe=$1
  5098. if check_cmd $x86asmexe_probe -v; then
  5099. x86asmexe=$x86asmexe_probe
  5100. x86asm_type=nasm
  5101. x86asm_debug="-g -F dwarf"
  5102. elif check_cmd $x86asmexe_probe --version; then
  5103. x86asmexe=$x86asmexe_probe
  5104. x86asm_type=yasm
  5105. x86asm_debug="-g dwarf2"
  5106. fi
  5107. check_x86asm "movbe ecx, [5]" && enable x86asm
  5108. }
  5109. if ! disabled_any asm mmx x86asm; then
  5110. disable x86asm
  5111. for program in $x86asmexe nasm yasm; do
  5112. probe_x86asm $program && break
  5113. done
  5114. disabled x86asm && die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
  5115. test $x86asm_type = 'nasm' && X86ASM_DEPFLAGS='-MD $(@:.o=.d)'
  5116. test $x86asm_type = 'yasm' && X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
  5117. X86ASMFLAGS="-f $objformat"
  5118. enabled pic && append X86ASMFLAGS "-DPIC"
  5119. test -n "$extern_prefix" && append X86ASMFLAGS "-DPREFIX"
  5120. case "$objformat" in
  5121. elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
  5122. esac
  5123. check_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
  5124. check_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
  5125. check_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
  5126. check_x86asm "CPU amdnop" || disable cpunop
  5127. fi
  5128. case "$cpu" in
  5129. athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
  5130. disable fast_clz
  5131. ;;
  5132. esac
  5133. fi
  5134. check_code cc arm_neon.h "int16x8_t test = vdupq_n_s16(0)" && enable intrinsics_neon
  5135. check_ldflags -Wl,--as-needed
  5136. check_ldflags -Wl,-z,noexecstack
  5137. if check_func dlopen && check_func dlsym; then
  5138. ldl=
  5139. elif check_func dlopen -ldl && check_func dlsym -ldl; then
  5140. ldl=-ldl
  5141. fi
  5142. avisynth_demuxer_extralibs='$ldl'
  5143. cuda_extralibs='$ldl'
  5144. decklink_outdev_extralibs="$decklink_outdev_extralibs $ldl"
  5145. decklink_indev_extralibs="$decklink_indev_extralibs $ldl"
  5146. libndi_newtek_outdev_extralibs="$libndi_newtek_outdev_extralibs $ldl"
  5147. libndi_newtek_indev_extralibs="$libndi_newtek_indev_extralibs $ldl"
  5148. frei0r_filter_extralibs='$ldl'
  5149. frei0r_src_filter_extralibs='$ldl'
  5150. ladspa_filter_extralibs='$ldl'
  5151. nvenc_extralibs='$ldl'
  5152. if ! disabled network; then
  5153. check_func getaddrinfo $network_extralibs
  5154. check_func inet_aton $network_extralibs
  5155. check_type netdb.h "struct addrinfo"
  5156. check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
  5157. check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
  5158. check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
  5159. check_type poll.h "struct pollfd"
  5160. check_type netinet/sctp.h "struct sctp_event_subscribe"
  5161. check_struct "sys/socket.h" "struct msghdr" msg_flags
  5162. check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
  5163. check_type netinet/in.h "struct sockaddr_in6"
  5164. check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
  5165. check_type "sys/types.h sys/socket.h" socklen_t
  5166. # Prefer arpa/inet.h over winsock2
  5167. if check_header arpa/inet.h ; then
  5168. check_func closesocket
  5169. elif check_header winsock2.h ; then
  5170. check_func_headers winsock2.h closesocket -lws2 &&
  5171. network_extralibs="-lws2" ||
  5172. { check_func_headers winsock2.h closesocket -lws2_32 &&
  5173. network_extralibs="-lws2_32"; } || disable winsock2_h network
  5174. check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
  5175. check_type ws2tcpip.h socklen_t
  5176. check_type ws2tcpip.h "struct addrinfo"
  5177. check_type ws2tcpip.h "struct group_source_req"
  5178. check_type ws2tcpip.h "struct ip_mreq_source"
  5179. check_type ws2tcpip.h "struct ipv6_mreq"
  5180. check_type winsock2.h "struct pollfd"
  5181. check_struct winsock2.h "struct sockaddr" sa_len
  5182. check_type ws2tcpip.h "struct sockaddr_in6"
  5183. check_type ws2tcpip.h "struct sockaddr_storage"
  5184. else
  5185. disable network
  5186. fi
  5187. fi
  5188. check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
  5189. check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
  5190. check_builtin MemoryBarrier windows.h "MemoryBarrier()"
  5191. check_builtin sarestart signal.h "SA_RESTART"
  5192. check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" -lpthread
  5193. check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
  5194. check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
  5195. check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
  5196. check_builtin x264_csp_bgr "stdint.h x264.h" "X264_CSP_BGR"
  5197. case "$custom_allocator" in
  5198. jemalloc)
  5199. # jemalloc by default does not use a prefix
  5200. require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
  5201. ;;
  5202. tcmalloc)
  5203. require_pkg_config libtcmalloc gperftools/tcmalloc.h tc_malloc
  5204. malloc_prefix=tc_
  5205. ;;
  5206. esac
  5207. check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
  5208. check_func ${malloc_prefix}memalign && enable memalign
  5209. check_func ${malloc_prefix}posix_memalign && enable posix_memalign
  5210. check_func access
  5211. check_func_headers stdlib.h arc4random
  5212. check_func_headers time.h clock_gettime ||
  5213. { check_lib clock_gettime time.h clock_gettime -lrt && LIBRT="-lrt"; }
  5214. check_func fcntl
  5215. check_func fork
  5216. check_func gethrtime
  5217. check_func getopt
  5218. check_func getrusage
  5219. check_func gettimeofday
  5220. check_func isatty
  5221. check_func mach_absolute_time
  5222. check_func mkstemp
  5223. check_func mmap
  5224. check_func mprotect
  5225. # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
  5226. check_func_headers time.h nanosleep ||
  5227. { check_lib nanosleep time.h nanosleep -lrt && LIBRT="-lrt"; }
  5228. check_func sched_getaffinity
  5229. check_func setrlimit
  5230. check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
  5231. check_func strerror_r
  5232. check_func sysconf
  5233. check_func sysctl
  5234. check_func usleep
  5235. check_func_headers conio.h kbhit
  5236. check_func_headers io.h setmode
  5237. check_func_headers lzo/lzo1x.h lzo1x_999_compress
  5238. check_func_headers stdlib.h getenv
  5239. check_func_headers sys/stat.h lstat
  5240. check_func_headers windows.h GetProcessAffinityMask
  5241. check_func_headers windows.h GetProcessTimes
  5242. check_func_headers windows.h GetSystemTimeAsFileTime
  5243. check_func_headers windows.h LoadLibrary
  5244. check_func_headers windows.h MapViewOfFile
  5245. check_func_headers windows.h PeekNamedPipe
  5246. check_func_headers windows.h SetConsoleTextAttribute
  5247. check_func_headers windows.h SetConsoleCtrlHandler
  5248. check_func_headers windows.h Sleep
  5249. check_func_headers windows.h VirtualAlloc
  5250. check_struct windows.h "CONDITION_VARIABLE" Ptr
  5251. check_func_headers glob.h glob
  5252. enabled xlib &&
  5253. check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
  5254. check_header d3d11.h
  5255. check_header direct.h
  5256. check_header dirent.h
  5257. check_header dlfcn.h
  5258. check_header dxgidebug.h
  5259. check_header dxva.h
  5260. check_header dxva2api.h -D_WIN32_WINNT=0x0600
  5261. check_header io.h
  5262. check_header libcrystalhd/libcrystalhd_if.h
  5263. check_header mach/mach_time.h
  5264. check_header malloc.h
  5265. check_header net/udplite.h
  5266. check_header poll.h
  5267. check_header sys/mman.h
  5268. check_header sys/param.h
  5269. check_header sys/resource.h
  5270. check_header sys/select.h
  5271. check_header sys/time.h
  5272. check_header sys/un.h
  5273. check_header termios.h
  5274. check_header unistd.h
  5275. check_header valgrind/valgrind.h
  5276. check_header VideoDecodeAcceleration/VDADecoder.h
  5277. check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
  5278. check_header windows.h
  5279. check_header X11/extensions/XvMClib.h
  5280. check_header asm/types.h
  5281. # it seems there are versions of clang in some distros that try to use the
  5282. # gcc headers, which explodes for stdatomic
  5283. # so we also check that atomics actually work here
  5284. check_builtin stdatomic_h stdatomic.h "atomic_int foo, bar = ATOMIC_VAR_INIT(-1); atomic_store(&foo, 0)"
  5285. check_lib ole32 "windows.h" CoTaskMemFree -lole32
  5286. check_lib shell32 "windows.h shellapi.h" CommandLineToArgvW -lshell32
  5287. check_lib wincrypt "windows.h wincrypt.h" CryptGenRandom -ladvapi32
  5288. check_lib psapi "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
  5289. enabled audiotoolbox && check_apple_framework AudioToolbox
  5290. enabled avfoundation && check_apple_framework AVFoundation
  5291. enabled coreimage && check_apple_framework CoreImage
  5292. enabled videotoolbox && check_apple_framework VideoToolbox
  5293. enabled avfoundation && {
  5294. check_lib avfoundation CoreGraphics/CoreGraphics.h CGGetActiveDisplayList "-framework CoreGraphics" ||
  5295. check_lib avfoundation ApplicationServices/ApplicationServices.h CGGetActiveDisplayList "-framework ApplicationServices"; }
  5296. enabled videotoolbox &&
  5297. check_lib coreservices CoreServices/CoreServices.h UTGetOSTypeFromString "-framework CoreServices"
  5298. check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
  5299. check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
  5300. check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
  5301. check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
  5302. check_type "windows.h d3d11.h" "ID3D11VideoContext"
  5303. check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
  5304. check_type "va/va.h va/va_dec_hevc.h" "VAPictureParameterBufferHEVC"
  5305. check_struct "va/va.h" "VADecPictureParameterBufferVP9" bit_depth
  5306. check_type "va/va.h va/va_vpp.h" "VAProcPipelineParameterBuffer"
  5307. check_type "va/va.h va/va_enc_h264.h" "VAEncPictureParameterBufferH264"
  5308. check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
  5309. check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG"
  5310. check_type "va/va.h va/va_enc_mpeg2.h" "VAEncPictureParameterBufferMPEG2"
  5311. check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8"
  5312. check_type "va/va.h va/va_enc_vp9.h" "VAEncPictureParameterBufferVP9"
  5313. check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
  5314. check_cpp_condition windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)" && enable winrt || disable winrt
  5315. if ! disabled w32threads && ! enabled pthreads; then
  5316. check_func_headers "windows.h process.h" _beginthreadex &&
  5317. enable w32threads || disable w32threads
  5318. if ! enabled w32threads && enabled winrt; then
  5319. check_func_headers "windows.h" CreateThread &&
  5320. enable w32threads || disable w32threads
  5321. fi
  5322. fi
  5323. # check for some common methods of building with pthread support
  5324. # do this before the optional library checks as some of them require pthreads
  5325. if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
  5326. if check_lib pthreads pthread.h pthread_join -pthread &&
  5327. check_lib pthreads pthread.h pthread_create -pthread; then
  5328. add_cflags -pthread
  5329. elif check_lib pthreads pthread.h pthread_join -pthreads &&
  5330. check_lib pthreads pthread.h pthread_create -pthreads; then
  5331. add_cflags -pthreads
  5332. elif check_lib pthreads pthread.h pthread_join -ldl -pthread &&
  5333. check_lib pthreads pthread.h pthread_create -ldl -pthread; then
  5334. add_cflags -ldl -pthread
  5335. elif check_lib pthreads pthread.h pthread_join -lpthreadGC2 &&
  5336. check_lib pthreads pthread.h pthread_create -lpthreadGC2; then
  5337. :
  5338. elif check_lib pthreads pthread.h pthread_join -lpthread &&
  5339. check_lib pthreads pthread.h pthread_create -lpthread; then
  5340. :
  5341. elif check_func pthread_join && check_func pthread_create; then
  5342. enable pthreads
  5343. fi
  5344. check_code cc "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER" || disable pthreads
  5345. fi
  5346. if enabled pthreads; then
  5347. check_func pthread_cancel
  5348. fi
  5349. enabled pthreads &&
  5350. check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)"
  5351. enabled zlib && check_lib zlib zlib.h zlibVersion -lz
  5352. enabled bzlib && check_lib bzlib bzlib.h BZ2_bzlibVersion -lbz2
  5353. enabled lzma && check_lib lzma lzma.h lzma_version_number -llzma
  5354. check_lib libm math.h sin -lm && LIBM="-lm"
  5355. atan2f_args=2
  5356. copysign_args=2
  5357. hypot_args=2
  5358. ldexpf_args=2
  5359. powf_args=2
  5360. for func in $MATH_FUNCS; do
  5361. eval check_mathfunc $func \${${func}_args:-1} $LIBM
  5362. done
  5363. for func in $COMPLEX_FUNCS; do
  5364. eval check_complexfunc $func \${${func}_args:-1}
  5365. done
  5366. # these are off by default, so fail if requested and not available
  5367. enabled cuda_sdk && require cuda_sdk cuda.h cuCtxCreate -lcuda
  5368. enabled cuvid && { enabled cuda ||
  5369. die "ERROR: CUVID requires CUDA"; }
  5370. enabled chromaprint && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
  5371. enabled decklink && { { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; } &&
  5372. { check_cpp_condition DeckLinkAPIVersion.h "BLACKMAGIC_DECKLINK_API_VERSION >= 0x0a060100" || die "ERROR: Decklink API version must be >= 10.6.1."; } }
  5373. enabled libndi_newtek && { check_header Processing.NDI.Lib.h || die "ERROR: Processing.NDI.Lib.h header not found"; }
  5374. enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
  5375. enabled gmp && require gmp gmp.h mpz_export -lgmp
  5376. enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
  5377. enabled jni && { [ $target_os = "android" ] && check_header jni.h && enabled pthreads || die "ERROR: jni not found"; }
  5378. enabled ladspa && { check_header ladspa.h || die "ERROR: ladspa.h header not found"; }
  5379. enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
  5380. enabled libass && require_pkg_config libass ass/ass.h ass_library_init
  5381. enabled libbluray && require_pkg_config libbluray libbluray/bluray.h bd_open
  5382. enabled libbs2b && require_pkg_config libbs2b bs2b.h bs2b_open
  5383. enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
  5384. { check_lib libcelt celt/celt.h celt_decoder_create_custom -lcelt0 ||
  5385. die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
  5386. enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
  5387. enabled libdc1394 && require_pkg_config libdc1394-2 dc1394/dc1394.h dc1394_new
  5388. enabled libdrm && require_pkg_config libdrm xf86drm.h drmGetVersion
  5389. enabled libfdk_aac && { use_pkg_config fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
  5390. { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
  5391. warn "using libfdk without pkg-config"; } }
  5392. flite_extralibs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
  5393. enabled libflite && require libflite "flite/flite.h" flite_init $flite_extralibs
  5394. enabled fontconfig && enable libfontconfig
  5395. enabled libfontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
  5396. enabled libfreetype && require_pkg_config freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
  5397. enabled libfribidi && require_pkg_config fribidi fribidi.h fribidi_version_info
  5398. enabled libgme && { use_pkg_config libgme gme/gme.h gme_new_emu ||
  5399. require libgme gme/gme.h gme_new_emu -lgme -lstdc++; }
  5400. enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
  5401. check_lib libgsm "${gsm_hdr}" gsm_create -lgsm && break;
  5402. done || die "ERROR: libgsm not found"; }
  5403. enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
  5404. enabled libkvazaar && require_pkg_config "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
  5405. # While it may appear that require is being used as a pkg-config
  5406. # fallback for libmfx, it is actually being used to detect a different
  5407. # installation route altogether. If libmfx is installed via the Intel
  5408. # Media SDK or Intel Media Server Studio, these don't come with
  5409. # pkg-config support. Instead, users should make sure that the build
  5410. # can find the libraries and headers through other means.
  5411. enabled libmfx && { use_pkg_config libmfx "mfx/mfxvideo.h" MFXInit ||
  5412. { require libmfx "mfx/mfxvideo.h" MFXInit -llibmfx && warn "using libmfx without pkg-config"; } }
  5413. enabled libmodplug && require_pkg_config libmodplug libmodplug/modplug.h ModPlug_Load
  5414. enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
  5415. enabled libmysofa && require libmysofa "mysofa.h" mysofa_load -lmysofa
  5416. enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc ||
  5417. check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppc ||
  5418. die "ERROR: libnpp not found"; }
  5419. enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
  5420. enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
  5421. enabled libopencv && { check_header opencv2/core/core_c.h &&
  5422. { use_pkg_config opencv opencv2/core/core_c.h cvCreateImageHeader ||
  5423. require opencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
  5424. require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader; }
  5425. enabled libopenh264 && require_pkg_config openh264 wels/codec_api.h WelsGetCodecVersion
  5426. enabled libopenjpeg && { { check_lib libopenjpeg openjpeg-2.2/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } ||
  5427. check_lib libopenjpeg openjpeg-2.2/openjpeg.h opj_version -lopenjp2 ||
  5428. { check_lib libopenjpeg openjpeg-2.1/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } ||
  5429. check_lib libopenjpeg openjpeg-2.1/openjpeg.h opj_version -lopenjp2 ||
  5430. { check_lib libopenjpeg openjpeg-2.0/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } ||
  5431. { check_lib libopenjpeg openjpeg-1.5/openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } ||
  5432. { check_lib libopenjpeg openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } ||
  5433. die "ERROR: libopenjpeg not found"; }
  5434. enabled libopenmpt && require_pkg_config "libopenmpt >= 0.2.6557" libopenmpt/libopenmpt.h openmpt_module_create
  5435. enabled libopus && {
  5436. enabled libopus_decoder && {
  5437. require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
  5438. }
  5439. enabled libopus_encoder && {
  5440. require_pkg_config opus opus_multistream.h opus_multistream_surround_encoder_create
  5441. }
  5442. }
  5443. enabled libpulse && require_pkg_config libpulse pulse/pulseaudio.h pa_context_new
  5444. enabled librsvg && require_pkg_config librsvg-2.0 librsvg-2.0/librsvg/rsvg.h rsvg_handle_render_cairo
  5445. enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
  5446. enabled librubberband && require_pkg_config "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new
  5447. enabled libshine && require_pkg_config shine shine/layer3.h shine_encode_buffer
  5448. enabled libsmbclient && { use_pkg_config smbclient libsmbclient.h smbc_init ||
  5449. require smbclient libsmbclient.h smbc_init -lsmbclient; }
  5450. enabled libsnappy && require libsnappy snappy-c.h snappy_compress -lsnappy
  5451. enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr && LIBSOXR="-lsoxr"
  5452. enabled libssh && require_pkg_config libssh libssh/sftp.h sftp_init
  5453. enabled libspeex && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex
  5454. enabled libtesseract && require_pkg_config tesseract tesseract/capi.h TessBaseAPICreate
  5455. enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
  5456. enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
  5457. { check_lib libtwolame twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
  5458. die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
  5459. enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
  5460. enabled libvidstab && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
  5461. enabled libvmaf && require_pkg_config libvmaf libvmaf.h compute_vmaf
  5462. enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
  5463. enabled libvorbis && require_pkg_config vorbis vorbis/codec.h vorbis_info_init &&
  5464. require_pkg_config vorbisenc vorbis/vorbisenc.h vorbis_encode_init
  5465. enabled libvpx && {
  5466. enabled libvpx_vp8_decoder && {
  5467. use_pkg_config "vpx >= 0.9.1" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
  5468. check_lib libvpx_vp8_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
  5469. die "ERROR: libvpx decoder version must be >=0.9.1";
  5470. }
  5471. enabled libvpx_vp8_encoder && {
  5472. use_pkg_config "vpx >= 0.9.7" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
  5473. check_lib libvpx_vp8_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx ||
  5474. die "ERROR: libvpx encoder version must be >=0.9.7";
  5475. }
  5476. enabled libvpx_vp9_decoder && {
  5477. use_pkg_config "vpx >= 1.3.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
  5478. check_lib libvpx_vp9_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx
  5479. }
  5480. enabled libvpx_vp9_encoder && {
  5481. use_pkg_config "vpx >= 1.3.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
  5482. check_lib libvpx_vp9_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_AQ_MODE" -lvpx
  5483. }
  5484. if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
  5485. die "libvpx enabled but no supported decoders found"
  5486. fi
  5487. }
  5488. enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
  5489. enabled libwebp && {
  5490. enabled libwebp_encoder && require_pkg_config "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
  5491. enabled libwebp_anim_encoder && { use_pkg_config "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit || disable libwebp_anim_encoder; } }
  5492. enabled libx264 && { use_pkg_config x264 "stdint.h x264.h" x264_encoder_encode ||
  5493. { require libx264 "stdint.h x264.h" x264_encoder_encode -lx264 &&
  5494. warn "using libx264 without pkg-config"; } } &&
  5495. { check_cpp_condition x264.h "X264_BUILD >= 118" ||
  5496. die "ERROR: libx264 must be installed and version must be >= 0.118."; } &&
  5497. { check_cpp_condition x264.h "X264_MPEG2" &&
  5498. enable libx262; }
  5499. enabled libx265 && require_pkg_config x265 x265.h x265_api_get &&
  5500. { check_cpp_condition x265.h "X265_BUILD >= 68" ||
  5501. die "ERROR: libx265 version must be >= 68."; }
  5502. enabled libxavs && require libxavs "stdint.h xavs.h" xavs_encoder_encode -lxavs
  5503. enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
  5504. enabled libzimg && require_pkg_config "zimg >= 2.3.0" zimg.h zimg_get_api_version
  5505. enabled libzmq && require_pkg_config libzmq zmq.h zmq_ctx_new
  5506. enabled libzvbi && require libzvbi libzvbi.h vbi_decoder_new -lzvbi &&
  5507. { check_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
  5508. enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
  5509. enabled libxml2 && require_pkg_config libxml-2.0 libxml2/libxml/xmlversion.h xmlCheckVersion
  5510. enabled mediacodec && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
  5511. enabled mmal && { check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
  5512. { ! enabled cross_compile &&
  5513. add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline &&
  5514. add_ldflags -L/opt/vc/lib/ &&
  5515. check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host; } ||
  5516. die "ERROR: mmal not found" &&
  5517. check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"; }
  5518. enabled openal && { { for al_extralibs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
  5519. check_lib openal 'AL/al.h' alGetError "${al_extralibs}" && break; done } ||
  5520. die "ERROR: openal not found"; } &&
  5521. { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
  5522. die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
  5523. enabled opencl && { check_lib opencl OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
  5524. check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
  5525. die "ERROR: opencl not found"; } &&
  5526. { check_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
  5527. check_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
  5528. die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
  5529. enabled opengl && { check_lib opengl GL/glx.h glXGetProcAddress "-lGL" ||
  5530. check_lib opengl windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
  5531. check_lib opengl OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
  5532. check_lib opengl ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
  5533. die "ERROR: opengl not found."
  5534. }
  5535. enabled omx_rpi && { check_header OMX_Core.h ||
  5536. { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_header OMX_Core.h ; } ||
  5537. die "ERROR: OpenMAX IL headers not found"; }
  5538. enabled omx && { check_header OMX_Core.h || die "ERROR: OpenMAX IL headers not found"; }
  5539. enabled openssl && { use_pkg_config openssl openssl/ssl.h OPENSSL_init_ssl ||
  5540. use_pkg_config openssl openssl/ssl.h SSL_library_init ||
  5541. check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto ||
  5542. check_lib openssl openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
  5543. check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
  5544. die "ERROR: openssl not found"; }
  5545. if enabled gcrypt; then
  5546. GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
  5547. if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
  5548. gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
  5549. gcrypt_extralibs=$("${GCRYPT_CONFIG}" --libs)
  5550. check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_extralibs ||
  5551. die "ERROR: gcrypt not found"
  5552. add_cflags $gcrypt_cflags && add_extralibs $gcrypt_extralibs
  5553. else
  5554. require gcrypt gcrypt.h gcry_mpi_new -lgcrypt
  5555. fi
  5556. fi
  5557. if enabled sdl2; then
  5558. SDL2_CONFIG="${cross_prefix}sdl2-config"
  5559. if check_pkg_config sdl2 SDL_events.h SDL_PollEvent; then
  5560. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
  5561. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
  5562. check_func SDL_Init $sdl2_extralibs $sdl2_cflags ||
  5563. disable sdl2
  5564. elif "${SDL2_CONFIG}" --version > /dev/null 2>&1; then
  5565. sdl2_cflags=$("${SDL2_CONFIG}" --cflags)
  5566. sdl2_extralibs=$("${SDL2_CONFIG}" --libs)
  5567. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
  5568. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
  5569. check_func SDL_Init $sdl2_extralibs $sdl2_cflags ||
  5570. disable sdl2
  5571. else
  5572. disable sdl2
  5573. fi
  5574. if test $target_os = "mingw32"; then
  5575. sdl2_extralibs="$sdl2_extralibs -mconsole"
  5576. fi
  5577. fi
  5578. enabled sdl2 && add_cflags $sdl2_cflags && add_extralibs $sdl2_extralibs
  5579. if enabled decklink; then
  5580. case $target_os in
  5581. mingw32*|mingw64*|win32|win64)
  5582. decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
  5583. decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
  5584. ;;
  5585. esac
  5586. fi
  5587. enabled securetransport &&
  5588. check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
  5589. check_lib securetransport "Security/SecureTransport.h Security/Security.h" "SSLCreateContext SecItemImport" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" ||
  5590. disable securetransport
  5591. enabled schannel &&
  5592. check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
  5593. check_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" &&
  5594. add_extralibs -lsecur32 ||
  5595. disable schannel
  5596. makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
  5597. enabled makeinfo \
  5598. && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
  5599. && enable makeinfo_html || disable makeinfo_html
  5600. disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
  5601. perl -v > /dev/null 2>&1 && enable perl || disable perl
  5602. pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
  5603. rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
  5604. check_header linux/fb.h
  5605. check_header linux/videodev2.h
  5606. check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  5607. check_header sys/videoio.h
  5608. check_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  5609. check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
  5610. check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
  5611. # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
  5612. # w32api 3.12 had it defined wrong
  5613. check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
  5614. check_type "dshow.h" IBaseFilter
  5615. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
  5616. { check_header dev/bktr/ioctl_meteor.h &&
  5617. check_header dev/bktr/ioctl_bt848.h; } ||
  5618. { check_header machine/ioctl_meteor.h &&
  5619. check_header machine/ioctl_bt848.h; } ||
  5620. { check_header dev/video/meteor/ioctl_meteor.h &&
  5621. check_header dev/video/bktr/ioctl_bt848.h; } ||
  5622. check_header dev/ic/bt8xx.h
  5623. if check_struct sys/soundcard.h audio_buf_info bytes; then
  5624. enable_safe sys/soundcard.h
  5625. else
  5626. check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
  5627. #include <sys/soundcard.h>
  5628. audio_buf_info abc;
  5629. EOF
  5630. fi
  5631. check_header soundcard.h
  5632. enabled alsa && check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
  5633. enabled jack && check_lib jack jack/jack.h jack_client_open -ljack &&
  5634. check_func jack_port_get_latency_range -ljack
  5635. enabled sndio && check_lib sndio sndio.h sio_open -lsndio
  5636. if enabled libcdio; then
  5637. check_lib libcdio "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  5638. check_lib libcdio "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  5639. die "ERROR: No usable libcdio/cdparanoia found"
  5640. fi
  5641. enabled libxcb && check_pkg_config "xcb >= 1.4" xcb/xcb.h xcb_connect || disable libxcb
  5642. if enabled libxcb; then
  5643. enabled libxcb_shm && check_pkg_config xcb-shm xcb/shm.h xcb_shm_attach || disable libxcb_shm
  5644. enabled libxcb_shape && check_pkg_config xcb-shape xcb/shape.h xcb_shape_get_rectangles || disable libxcb_shape
  5645. enabled libxcb_xfixes && check_pkg_config xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image || disable libxcb_xfixes
  5646. add_cflags $xcb_cflags $xcb_shm_cflags $xcb_xfixes_cflags $xcb_shape_cflags
  5647. add_extralibs $xcb_extralibs $xcb_shm_extralibs $xcb_xfixes_extralibs $xcb_shape_extralibs
  5648. fi
  5649. check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
  5650. # d3d11va requires linking directly to dxgi and d3d11 if not building for
  5651. # the desktop api partition
  5652. check_cpp <<EOF && enable uwp && d3d11va_extralibs="-ldxgi -ld3d11"
  5653. #ifdef WINAPI_FAMILY
  5654. #include <winapifamily.h>
  5655. #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
  5656. #error desktop, not uwp
  5657. #else
  5658. // WINAPI_FAMILY_APP, WINAPI_FAMILY_PHONE_APP => UWP
  5659. #endif
  5660. #else
  5661. #error no family set
  5662. #endif
  5663. EOF
  5664. enabled vaapi &&
  5665. check_lib vaapi va/va.h vaInitialize -lva
  5666. enabled vaapi &&
  5667. check_code cc "va/va.h" "vaCreateSurfaces(0, 0, 0, 0, 0, 0, 0, 0)" ||
  5668. disable vaapi
  5669. enabled vaapi &&
  5670. check_lib vaapi_drm "va/va.h va/va_drm.h" vaGetDisplayDRM -lva -lva-drm
  5671. enabled vaapi &&
  5672. check_lib vaapi_x11 "va/va.h va/va_x11.h" vaGetDisplay -lva -lva-x11 -lX11
  5673. enabled vdpau &&
  5674. check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
  5675. disable vdpau
  5676. enabled vdpau &&
  5677. check_lib vdpau_x11 "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau -lX11
  5678. enabled crystalhd && check_lib crystalhd "stdint.h libcrystalhd/libcrystalhd_if.h" DtsCrystalHDVersion -lcrystalhd
  5679. if enabled x86; then
  5680. case $target_os in
  5681. mingw32*|mingw64*|win32|win64|linux|cygwin*)
  5682. ;;
  5683. *)
  5684. disable cuda cuvid nvenc
  5685. ;;
  5686. esac
  5687. else
  5688. disable cuda cuvid nvenc
  5689. fi
  5690. enabled nvenc &&
  5691. check_cc -I$source_path <<EOF || disable nvenc
  5692. #include "compat/nvenc/nvEncodeAPI.h"
  5693. NV_ENCODE_API_FUNCTION_LIST flist;
  5694. void f(void) { struct { const GUID guid; } s[] = { { NV_ENC_PRESET_HQ_GUID } }; }
  5695. int main(void) { return 0; }
  5696. EOF
  5697. # Funny iconv installations are not unusual, so check it after all flags have been set
  5698. if enabled libc_iconv; then
  5699. check_func_headers iconv.h iconv
  5700. elif enabled iconv; then
  5701. check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv
  5702. fi
  5703. enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
  5704. # add some useful compiler flags if supported
  5705. check_cflags -Wdeclaration-after-statement
  5706. check_cflags -Wall
  5707. check_cflags -Wdisabled-optimization
  5708. check_cflags -Wpointer-arith
  5709. check_cflags -Wredundant-decls
  5710. check_cflags -Wwrite-strings
  5711. check_cflags -Wtype-limits
  5712. check_cflags -Wundef
  5713. check_cflags -Wmissing-prototypes
  5714. check_cflags -Wno-pointer-to-int-cast
  5715. check_cflags -Wstrict-prototypes
  5716. check_cflags -Wempty-body
  5717. if enabled extra_warnings; then
  5718. check_cflags -Wcast-qual
  5719. check_cflags -Wextra
  5720. check_cflags -Wpedantic
  5721. fi
  5722. check_disable_warning(){
  5723. warning_flag=-W${1#-Wno-}
  5724. test_cflags $warning_flag && add_cflags $1
  5725. }
  5726. check_disable_warning -Wno-parentheses
  5727. check_disable_warning -Wno-switch
  5728. check_disable_warning -Wno-format-zero-length
  5729. check_disable_warning -Wno-pointer-sign
  5730. check_disable_warning -Wno-unused-const-variable
  5731. check_disable_warning_headers(){
  5732. warning_flag=-W${1#-Wno-}
  5733. test_cflags $warning_flag && add_cflags_headers $1
  5734. }
  5735. check_disable_warning_headers -Wno-deprecated-declarations
  5736. check_disable_warning_headers -Wno-unused-variable
  5737. check_cc <<EOF && enable blocks_extension
  5738. void (^block)(void);
  5739. EOF
  5740. # add some linker flags
  5741. check_ldflags -Wl,--warn-common
  5742. check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
  5743. enabled rpath && add_ldexeflags -Wl,-rpath,$libdir
  5744. enabled rpath && add_ldlibflags -Wl,-rpath,$libdir
  5745. test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
  5746. # add some strip flags
  5747. check_stripflags -x
  5748. enabled neon_clobber_test &&
  5749. check_ldflags -Wl,--wrap,avcodec_open2 \
  5750. -Wl,--wrap,avcodec_decode_audio4 \
  5751. -Wl,--wrap,avcodec_decode_video2 \
  5752. -Wl,--wrap,avcodec_decode_subtitle2 \
  5753. -Wl,--wrap,avcodec_encode_audio2 \
  5754. -Wl,--wrap,avcodec_encode_video2 \
  5755. -Wl,--wrap,avcodec_encode_subtitle \
  5756. -Wl,--wrap,avcodec_send_packet \
  5757. -Wl,--wrap,avcodec_receive_packet \
  5758. -Wl,--wrap,avcodec_send_frame \
  5759. -Wl,--wrap,avcodec_receive_frame \
  5760. -Wl,--wrap,swr_convert \
  5761. -Wl,--wrap,avresample_convert ||
  5762. disable neon_clobber_test
  5763. enabled xmm_clobber_test &&
  5764. check_ldflags -Wl,--wrap,avcodec_open2 \
  5765. -Wl,--wrap,avcodec_decode_audio4 \
  5766. -Wl,--wrap,avcodec_decode_video2 \
  5767. -Wl,--wrap,avcodec_decode_subtitle2 \
  5768. -Wl,--wrap,avcodec_encode_audio2 \
  5769. -Wl,--wrap,avcodec_encode_video2 \
  5770. -Wl,--wrap,avcodec_encode_subtitle \
  5771. -Wl,--wrap,avcodec_send_packet \
  5772. -Wl,--wrap,avcodec_receive_packet \
  5773. -Wl,--wrap,avcodec_send_frame \
  5774. -Wl,--wrap,avcodec_receive_frame \
  5775. -Wl,--wrap,swr_convert \
  5776. -Wl,--wrap,avresample_convert \
  5777. -Wl,--wrap,sws_scale ||
  5778. disable xmm_clobber_test
  5779. check_ld "cc" <<EOF && enable proper_dce
  5780. extern const int array[512];
  5781. static inline int func(void) { return array[0]; }
  5782. int main(void) { return 0; }
  5783. EOF
  5784. if enabled proper_dce; then
  5785. echo "X { local: *; };" > $TMPV
  5786. if test_ldflags -Wl,${version_script},$TMPV; then
  5787. append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
  5788. check_cc <<EOF && enable symver_asm_label
  5789. void ff_foo(void) __asm__ ("av_foo@VERSION");
  5790. void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
  5791. EOF
  5792. check_cc <<EOF && enable symver_gnu_asm
  5793. __asm__(".symver ff_foo,av_foo@VERSION");
  5794. void ff_foo(void) {}
  5795. EOF
  5796. fi
  5797. fi
  5798. if [ -z "$optflags" ]; then
  5799. if enabled small; then
  5800. optflags=$cflags_size
  5801. elif enabled optimizations; then
  5802. optflags=$cflags_speed
  5803. else
  5804. optflags=$cflags_noopt
  5805. fi
  5806. fi
  5807. if [ -z "$nvccflags" ]; then
  5808. nvccflags=$nvccflags_default
  5809. fi
  5810. if enabled x86_64 || enabled ppc64 || enabled aarch64; then
  5811. nvccflags="$nvccflags -m64"
  5812. else
  5813. nvccflags="$nvccflags -m32"
  5814. fi
  5815. check_optflags(){
  5816. check_cflags "$@"
  5817. enabled lto && check_ldflags "$@"
  5818. }
  5819. check_optflags $optflags
  5820. check_optflags -fno-math-errno
  5821. check_optflags -fno-signed-zeros
  5822. if enabled lto; then
  5823. test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
  5824. check_cflags -flto
  5825. check_ldflags -flto $cpuflags
  5826. disable inline_asm_direct_symbol_refs
  5827. fi
  5828. enabled ftrapv && check_cflags -ftrapv
  5829. check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
  5830. int x;
  5831. EOF
  5832. if enabled icc; then
  5833. # Just warnings, no remarks
  5834. check_cflags -w1
  5835. # -wd: Disable following warnings
  5836. # 144, 167, 556: -Wno-pointer-sign
  5837. # 188: enumerated type mixed with another type
  5838. # 1292: attribute "foo" ignored
  5839. # 1419: external declaration in primary source file
  5840. # 10006: ignoring unknown option -fno-signed-zeros
  5841. # 10148: ignoring unknown option -Wno-parentheses
  5842. # 10156: ignoring option '-W'; no argument required
  5843. # 13200: No EMMS instruction before call to function
  5844. # 13203: No EMMS instruction before return from function
  5845. check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
  5846. # 11030: Warning unknown option --as-needed
  5847. # 10156: ignoring option '-export'; no argument required
  5848. check_ldflags -wd10156,11030
  5849. # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
  5850. enable ebp_available
  5851. # The test above does not test linking
  5852. enabled lto && disable symver_asm_label
  5853. if enabled x86_32; then
  5854. icc_version=$($cc -dumpversion)
  5855. test ${icc_version%%.*} -ge 11 &&
  5856. check_cflags -falign-stack=maintain-16-byte ||
  5857. disable aligned_stack
  5858. fi
  5859. elif enabled ccc; then
  5860. # disable some annoying warnings
  5861. add_cflags -msg_disable bitnotint
  5862. add_cflags -msg_disable mixfuncvoid
  5863. add_cflags -msg_disable nonstandcast
  5864. add_cflags -msg_disable unsupieee
  5865. elif enabled gcc; then
  5866. check_optflags -fno-tree-vectorize
  5867. check_cflags -Werror=format-security
  5868. check_cflags -Werror=implicit-function-declaration
  5869. check_cflags -Werror=missing-prototypes
  5870. check_cflags -Werror=return-type
  5871. check_cflags -Werror=vla
  5872. check_cflags -Wformat
  5873. check_cflags -fdiagnostics-color=auto
  5874. enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
  5875. elif enabled llvm_gcc; then
  5876. check_cflags -mllvm -stack-alignment=16
  5877. elif enabled clang; then
  5878. check_cflags -mllvm -stack-alignment=16
  5879. check_cflags -mstack-alignment=16
  5880. check_cflags -Qunused-arguments
  5881. check_cflags -Werror=implicit-function-declaration
  5882. check_cflags -Werror=missing-prototypes
  5883. check_cflags -Werror=return-type
  5884. elif enabled cparser; then
  5885. add_cflags -Wno-missing-variable-declarations
  5886. add_cflags -Wno-empty-statement
  5887. elif enabled armcc; then
  5888. add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
  5889. add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
  5890. # 2523: use of inline assembly is deprecated
  5891. add_cflags -W${armcc_opt},--diag_suppress=2523
  5892. add_cflags -W${armcc_opt},--diag_suppress=1207
  5893. add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
  5894. add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
  5895. add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
  5896. add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
  5897. elif enabled tms470; then
  5898. add_cflags -pds=824 -pds=837
  5899. disable inline_asm
  5900. elif enabled pathscale; then
  5901. add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
  5902. elif enabled_any msvc icl; then
  5903. enabled x86_32 && disable aligned_stack
  5904. enabled_all x86_32 debug && add_cflags -Oy-
  5905. enabled debug && add_ldflags -debug
  5906. enable pragma_deprecated
  5907. if enabled icl; then
  5908. # -Qansi-alias is basically -fstrict-aliasing, but does not work
  5909. # (correctly) on icl 13.x.
  5910. check_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
  5911. add_cflags -Qansi-alias
  5912. # Some inline asm is not compilable in debug
  5913. if enabled debug; then
  5914. disable ebp_available
  5915. disable ebx_available
  5916. fi
  5917. fi
  5918. # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
  5919. check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
  5920. # The CRT headers contain __declspec(restrict) in a few places, but if redefining
  5921. # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict)
  5922. # (as it ends up if the restrict redefine is done before including stdlib.h), while
  5923. # MSVC 2013 and newer can handle it fine.
  5924. # If this declspec fails, force including stdlib.h before the restrict redefinition
  5925. # happens in config.h.
  5926. if [ $_restrict != restrict ]; then
  5927. check_cc <<EOF || add_cflags -FIstdlib.h
  5928. __declspec($_restrict) void* foo(int);
  5929. EOF
  5930. fi
  5931. # the new SSA optimzer in VS2015 U3 is mis-optimizing some parts of the code
  5932. # Issue has been fixed in MSVC v19.00.24218.
  5933. check_cpp_condition windows.h "_MSC_FULL_VER >= 190024218" ||
  5934. check_cflags -d2SSAOptimizer-
  5935. # enable utf-8 source processing on VS2015 U2 and newer
  5936. check_cpp_condition windows.h "_MSC_FULL_VER >= 190023918" &&
  5937. add_cflags -utf-8
  5938. fi
  5939. for pfx in "" host_; do
  5940. varname=${pfx%_}cc_type
  5941. eval "type=\$$varname"
  5942. if [ "$type" = "msvc" ]; then
  5943. check_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
  5944. static inline int foo(int a) { return a; }
  5945. EOF
  5946. fi
  5947. done
  5948. case $as_type in
  5949. clang)
  5950. add_asflags -Qunused-arguments
  5951. ;;
  5952. esac
  5953. case $ld_type in
  5954. clang)
  5955. check_ldflags -Qunused-arguments
  5956. ;;
  5957. esac
  5958. case $target_os in
  5959. osf1)
  5960. enabled ccc && add_ldflags '-Wl,-expect_unresolved,*'
  5961. ;;
  5962. esac
  5963. enable frame_thread_encoder
  5964. enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
  5965. check_deps $CONFIG_LIST \
  5966. $CONFIG_EXTRA \
  5967. $HAVE_LIST \
  5968. $ALL_COMPONENTS \
  5969. enabled threads && ! enabled pthreads && ! enabled atomics_native && die "non pthread threading without atomics not supported, try adding --enable-pthreads or --cpu=i486 or higher if you are on x86"
  5970. if test $target_os = "haiku"; then
  5971. disable memalign
  5972. disable posix_memalign
  5973. fi
  5974. # add_dep lib dep
  5975. # -> enable ${lib}_deps_${dep}
  5976. # -> add $dep to ${lib}_deps only once
  5977. add_dep() {
  5978. lib=$1
  5979. dep=$2
  5980. enabled "${lib}_deps_${dep}" && return 0
  5981. enable "${lib}_deps_${dep}"
  5982. prepend "${lib}_deps" $dep
  5983. }
  5984. # merge deps lib components
  5985. # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
  5986. merge_deps() {
  5987. lib=$1
  5988. shift
  5989. for comp in $*; do
  5990. enabled $comp || continue
  5991. eval "dep=\"\$${comp}_deps\""
  5992. for d in $dep; do
  5993. add_dep $lib $d
  5994. done
  5995. done
  5996. }
  5997. merge_deps libavfilter $FILTER_LIST
  5998. map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
  5999. for thread in $THREADS_LIST; do
  6000. if enabled $thread; then
  6001. test -n "$thread_type" &&
  6002. die "ERROR: Only one thread type must be selected." ||
  6003. thread_type="$thread"
  6004. fi
  6005. done
  6006. if disabled stdatomic_h; then
  6007. if enabled atomics_gcc; then
  6008. add_cppflags '-I\$(SRC_PATH)/compat/atomics/gcc'
  6009. elif enabled atomics_win32; then
  6010. add_cppflags '-I\$(SRC_PATH)/compat/atomics/win32'
  6011. elif enabled atomics_suncc; then
  6012. add_cppflags '-I\$(SRC_PATH)/compat/atomics/suncc'
  6013. elif enabled pthreads; then
  6014. add_compat atomics/pthread/stdatomic.o
  6015. add_cppflags '-I\$(SRC_PATH)/compat/atomics/pthread'
  6016. else
  6017. enabled threads && die "Threading is enabled, but no atomics are available"
  6018. add_cppflags '-I\$(SRC_PATH)/compat/atomics/dummy'
  6019. fi
  6020. fi
  6021. # Check if requested libraries were found.
  6022. for lib in $AUTODETECT_LIBS; do
  6023. requested $lib && ! enabled $lib && die "ERROR: $lib requested but not found";
  6024. done
  6025. enabled zlib && add_cppflags -DZLIB_CONST
  6026. # conditional library dependencies, in linking order
  6027. enabled afftfilt_filter && prepend avfilter_deps "avcodec"
  6028. enabled afir_filter && prepend avfilter_deps "avcodec"
  6029. enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
  6030. enabled aresample_filter && prepend avfilter_deps "swresample"
  6031. enabled atempo_filter && prepend avfilter_deps "avcodec"
  6032. enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
  6033. enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
  6034. enabled elbg_filter && prepend avfilter_deps "avcodec"
  6035. enabled fftfilt_filter && prepend avfilter_deps "avcodec"
  6036. enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
  6037. enabled firequalizer_filter && prepend avfilter_deps "avcodec"
  6038. enabled mcdeint_filter && prepend avfilter_deps "avcodec"
  6039. enabled movie_filter && prepend avfilter_deps "avformat avcodec"
  6040. enabled pan_filter && prepend avfilter_deps "swresample"
  6041. enabled pp_filter && prepend avfilter_deps "postproc"
  6042. enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
  6043. enabled resample_filter && prepend avfilter_deps "avresample"
  6044. enabled sab_filter && prepend avfilter_deps "swscale"
  6045. enabled scale_filter && prepend avfilter_deps "swscale"
  6046. enabled scale2ref_filter && prepend avfilter_deps "swscale"
  6047. enabled sofalizer_filter && prepend avfilter_deps "avcodec"
  6048. enabled showcqt_filter && prepend avfilter_deps "avformat avcodec swscale"
  6049. enabled showfreqs_filter && prepend avfilter_deps "avcodec"
  6050. enabled showspectrum_filter && prepend avfilter_deps "avcodec"
  6051. enabled signature_filter && prepend avfilter_deps "avcodec avformat"
  6052. enabled smartblur_filter && prepend avfilter_deps "swscale"
  6053. enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
  6054. enabled spp_filter && prepend avfilter_deps "avcodec"
  6055. enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
  6056. enabled uspp_filter && prepend avfilter_deps "avcodec"
  6057. enabled zoompan_filter && prepend avfilter_deps "swscale"
  6058. enabled lavfi_indev && prepend avdevice_deps "avfilter"
  6059. enabled opus_decoder && prepend avcodec_deps "swresample"
  6060. expand_deps(){
  6061. lib_deps=${1}_deps
  6062. eval "deps=\$$lib_deps"
  6063. append $lib_deps $(map 'eval echo \$${v}_deps' $deps)
  6064. unique $lib_deps
  6065. }
  6066. #we have to remove gpl from the deps here as some code assumes all lib deps are libs
  6067. postproc_deps="$(filter_out 'gpl' $postproc_deps)"
  6068. map 'expand_deps $v' $LIBRARY_LIST
  6069. license="LGPL version 2.1 or later"
  6070. if enabled nonfree; then
  6071. license="nonfree and unredistributable"
  6072. elif enabled gplv3; then
  6073. license="GPL version 3 or later"
  6074. elif enabled lgplv3; then
  6075. license="LGPL version 3 or later"
  6076. elif enabled gpl; then
  6077. license="GPL version 2 or later"
  6078. fi
  6079. if test "$quiet" != "yes"; then
  6080. echo "install prefix $prefix"
  6081. echo "source path $source_path"
  6082. echo "C compiler $cc"
  6083. echo "C library $libc_type"
  6084. if test "$host_cc" != "$cc"; then
  6085. echo "host C compiler $host_cc"
  6086. echo "host C library $host_libc_type"
  6087. fi
  6088. echo "ARCH $arch ($cpu)"
  6089. if test "$build_suffix" != ""; then
  6090. echo "build suffix $build_suffix"
  6091. fi
  6092. if test "$progs_suffix" != ""; then
  6093. echo "progs suffix $progs_suffix"
  6094. fi
  6095. if test "$extra_version" != ""; then
  6096. echo "version string suffix $extra_version"
  6097. fi
  6098. echo "big-endian ${bigendian-no}"
  6099. echo "runtime cpu detection ${runtime_cpudetect-no}"
  6100. if enabled x86; then
  6101. echo "standalone assembly ${x86asm-no}"
  6102. echo "x86 assembler ${x86asmexe}"
  6103. echo "MMX enabled ${mmx-no}"
  6104. echo "MMXEXT enabled ${mmxext-no}"
  6105. echo "3DNow! enabled ${amd3dnow-no}"
  6106. echo "3DNow! extended enabled ${amd3dnowext-no}"
  6107. echo "SSE enabled ${sse-no}"
  6108. echo "SSSE3 enabled ${ssse3-no}"
  6109. echo "AESNI enabled ${aesni-no}"
  6110. echo "AVX enabled ${avx-no}"
  6111. echo "AVX2 enabled ${avx2-no}"
  6112. echo "XOP enabled ${xop-no}"
  6113. echo "FMA3 enabled ${fma3-no}"
  6114. echo "FMA4 enabled ${fma4-no}"
  6115. echo "i686 features enabled ${i686-no}"
  6116. echo "CMOV is fast ${fast_cmov-no}"
  6117. echo "EBX available ${ebx_available-no}"
  6118. echo "EBP available ${ebp_available-no}"
  6119. fi
  6120. if enabled aarch64; then
  6121. echo "NEON enabled ${neon-no}"
  6122. echo "VFP enabled ${vfp-no}"
  6123. fi
  6124. if enabled arm; then
  6125. echo "ARMv5TE enabled ${armv5te-no}"
  6126. echo "ARMv6 enabled ${armv6-no}"
  6127. echo "ARMv6T2 enabled ${armv6t2-no}"
  6128. echo "VFP enabled ${vfp-no}"
  6129. echo "NEON enabled ${neon-no}"
  6130. echo "THUMB enabled ${thumb-no}"
  6131. fi
  6132. if enabled mips; then
  6133. echo "MIPS FPU enabled ${mipsfpu-no}"
  6134. echo "MIPS DSP R1 enabled ${mipsdsp-no}"
  6135. echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
  6136. echo "MIPS MSA enabled ${msa-no}"
  6137. echo "LOONGSON MMI enabled ${mmi-no}"
  6138. fi
  6139. if enabled ppc; then
  6140. echo "AltiVec enabled ${altivec-no}"
  6141. echo "VSX enabled ${vsx-no}"
  6142. echo "POWER8 enabled ${power8-no}"
  6143. echo "PPC 4xx optimizations ${ppc4xx-no}"
  6144. echo "dcbzl available ${dcbzl-no}"
  6145. fi
  6146. echo "debug symbols ${debug-no}"
  6147. echo "strip symbols ${stripping-no}"
  6148. echo "optimize for size ${small-no}"
  6149. echo "optimizations ${optimizations-no}"
  6150. echo "static ${static-no}"
  6151. echo "shared ${shared-no}"
  6152. echo "postprocessing support ${postproc-no}"
  6153. echo "network support ${network-no}"
  6154. echo "threading support ${thread_type-no}"
  6155. echo "safe bitstream reader ${safe_bitstream_reader-no}"
  6156. echo "texi2html enabled ${texi2html-no}"
  6157. echo "perl enabled ${perl-no}"
  6158. echo "pod2man enabled ${pod2man-no}"
  6159. echo "makeinfo enabled ${makeinfo-no}"
  6160. echo "makeinfo supports HTML ${makeinfo_html-no}"
  6161. test -n "$random_seed" &&
  6162. echo "random seed ${random_seed}"
  6163. echo
  6164. echo "External libraries:"
  6165. print_enabled '' $EXTERNAL_LIBRARY_LIST | print_in_columns
  6166. echo
  6167. echo "External libraries providing hardware acceleration:"
  6168. print_enabled '' $HWACCEL_LIBRARY_LIST | print_in_columns
  6169. echo
  6170. echo "Libraries:"
  6171. print_enabled '' $LIBRARY_LIST | print_in_columns
  6172. echo
  6173. echo "Programs:"
  6174. print_enabled '' $PROGRAM_LIST | print_in_columns
  6175. echo
  6176. for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
  6177. echo "Enabled ${type}s:"
  6178. eval list=\$$(toupper $type)_LIST
  6179. print_enabled '_*' $list | print_in_columns
  6180. echo
  6181. done
  6182. if test -n "$ignore_tests"; then
  6183. ignore_tests=$(echo $ignore_tests | tr ',' ' ')
  6184. echo "Ignored FATE tests:"
  6185. echo $ignore_tests | print_in_columns
  6186. echo
  6187. fi
  6188. echo "License: $license"
  6189. echo "Creating configuration files ..."
  6190. fi # test "$quiet" != "yes"
  6191. test -e Makefile || echo "include $source_path/Makefile" > Makefile
  6192. enabled stripping || strip="echo skipping strip"
  6193. config_files="$TMPH ffbuild/config.mak doc/config.texi"
  6194. cat > ffbuild/config.mak <<EOF
  6195. # Automatically generated by configure - do not modify!
  6196. ifndef FFMPEG_CONFIG_MAK
  6197. FFMPEG_CONFIG_MAK=1
  6198. FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
  6199. prefix=$prefix
  6200. LIBDIR=\$(DESTDIR)$libdir
  6201. SHLIBDIR=\$(DESTDIR)$shlibdir
  6202. INCDIR=\$(DESTDIR)$incdir
  6203. BINDIR=\$(DESTDIR)$bindir
  6204. DATADIR=\$(DESTDIR)$datadir
  6205. DOCDIR=\$(DESTDIR)$docdir
  6206. MANDIR=\$(DESTDIR)$mandir
  6207. PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
  6208. INSTALL_NAME_DIR=$install_name_dir
  6209. SRC_PATH=$source_path
  6210. SRC_LINK=$source_link
  6211. ifndef MAIN_MAKEFILE
  6212. SRC_PATH:=\$(SRC_PATH:.%=..%)
  6213. endif
  6214. CC_IDENT=$cc_ident
  6215. ARCH=$arch
  6216. INTRINSICS=$intrinsics
  6217. CC=$cc
  6218. CXX=$cxx
  6219. AS=$as
  6220. OBJCC=$objcc
  6221. LD=$ld
  6222. DEPCC=$dep_cc
  6223. DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
  6224. DEPAS=$as
  6225. DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
  6226. X86ASM=$x86asmexe
  6227. DEPX86ASM=$x86asmexe
  6228. DEPX86ASMFLAGS=\$(X86ASMFLAGS)
  6229. AR=$ar
  6230. ARFLAGS=$arflags
  6231. AR_O=$ar_o
  6232. RANLIB=$ranlib
  6233. STRIP=$strip
  6234. NVCC=$nvcc
  6235. CP=cp -p
  6236. LN_S=$ln_s
  6237. CPPFLAGS=$CPPFLAGS
  6238. CFLAGS=$CFLAGS
  6239. CXXFLAGS=$CXXFLAGS
  6240. OBJCFLAGS=$OBJCFLAGS
  6241. ASFLAGS=$ASFLAGS
  6242. NVCCFLAGS=$nvccflags
  6243. AS_C=$AS_C
  6244. AS_O=$AS_O
  6245. OBJCC_C=$OBJCC_C
  6246. OBJCC_E=$OBJCC_E
  6247. OBJCC_O=$OBJCC_O
  6248. CC_C=$CC_C
  6249. CC_E=$CC_E
  6250. CC_O=$CC_O
  6251. CXX_C=$CXX_C
  6252. CXX_O=$CXX_O
  6253. NVCC_C=$NVCC_C
  6254. NVCC_O=$NVCC_O
  6255. LD_O=$LD_O
  6256. X86ASM_O=$X86ASM_O
  6257. LD_LIB=$LD_LIB
  6258. LD_PATH=$LD_PATH
  6259. DLLTOOL=$dlltool
  6260. WINDRES=$windres
  6261. DEPWINDRES=$dep_cc
  6262. DOXYGEN=$doxygen
  6263. LDFLAGS=$LDFLAGS
  6264. LDEXEFLAGS=$LDEXEFLAGS
  6265. LDLIBFLAGS=$LDLIBFLAGS
  6266. SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
  6267. ASMSTRIPFLAGS=$ASMSTRIPFLAGS
  6268. X86ASMFLAGS=$X86ASMFLAGS
  6269. BUILDSUF=$build_suffix
  6270. PROGSSUF=$progs_suffix
  6271. FULLNAME=$FULLNAME
  6272. LIBPREF=$LIBPREF
  6273. LIBSUF=$LIBSUF
  6274. LIBNAME=$LIBNAME
  6275. SLIBPREF=$SLIBPREF
  6276. SLIBSUF=$SLIBSUF
  6277. EXESUF=$EXESUF
  6278. EXTRA_VERSION=$extra_version
  6279. CCDEP=$CCDEP
  6280. CXXDEP=$CXXDEP
  6281. CCDEP_FLAGS=$CCDEP_FLAGS
  6282. ASDEP=$ASDEP
  6283. ASDEP_FLAGS=$ASDEP_FLAGS
  6284. X86ASMDEP=$X86ASMDEP
  6285. X86ASMDEP_FLAGS=$X86ASMDEP_FLAGS
  6286. CC_DEPFLAGS=$CC_DEPFLAGS
  6287. AS_DEPFLAGS=$AS_DEPFLAGS
  6288. X86ASM_DEPFLAGS=$X86ASM_DEPFLAGS
  6289. HOSTCC=$host_cc
  6290. HOSTLD=$host_ld
  6291. HOSTCFLAGS=$host_cflags
  6292. HOSTCPPFLAGS=$host_cppflags
  6293. HOSTEXESUF=$HOSTEXESUF
  6294. HOSTLDFLAGS=$host_ldflags
  6295. HOSTEXTRALIBS=$host_extralibs
  6296. DEPHOSTCC=$host_cc
  6297. DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
  6298. HOSTCCDEP=$HOSTCCDEP
  6299. HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
  6300. HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
  6301. HOSTCC_C=$HOSTCC_C
  6302. HOSTCC_O=$HOSTCC_O
  6303. HOSTLD_O=$HOSTLD_O
  6304. TARGET_EXEC=$target_exec $target_exec_args
  6305. TARGET_PATH=$target_path
  6306. TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
  6307. CFLAGS-ffplay=${sdl2_cflags}
  6308. CFLAGS_HEADERS=$CFLAGS_HEADERS
  6309. ZLIB=$($ldflags_filter -lz)
  6310. LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
  6311. EXTRALIBS=$extralibs
  6312. COMPAT_OBJS=$compat_objs
  6313. INSTALL=$install
  6314. LIBTARGET=${LIBTARGET}
  6315. SLIBNAME=${SLIBNAME}
  6316. SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
  6317. SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
  6318. SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
  6319. SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
  6320. SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
  6321. SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
  6322. SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
  6323. SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
  6324. VERSION_SCRIPT_POSTPROCESS_CMD=${VERSION_SCRIPT_POSTPROCESS_CMD}
  6325. SAMPLES:=${samples:-\$(FATE_SAMPLES)}
  6326. NOREDZONE_FLAGS=$noredzone_flags
  6327. LIBFUZZER_PATH=$libfuzzer_path
  6328. IGNORE_TESTS=$ignore_tests
  6329. EOF
  6330. map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> ffbuild/config.mak' $LIBRARY_LIST
  6331. print_program_extralibs(){
  6332. eval "program_extralibs=\$${1}_extralibs"
  6333. eval echo "EXTRALIBS-${1}=${program_extralibs}" >> ffbuild/config.mak
  6334. }
  6335. map 'print_program_extralibs $v' $PROGRAM_LIST
  6336. cat > $TMPH <<EOF
  6337. /* Automatically generated by configure - do not modify! */
  6338. #ifndef FFMPEG_CONFIG_H
  6339. #define FFMPEG_CONFIG_H
  6340. #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
  6341. #define FFMPEG_LICENSE "$(c_escape $license)"
  6342. #define CONFIG_THIS_YEAR 2017
  6343. #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
  6344. #define AVCONV_DATADIR "$(eval c_escape $datadir)"
  6345. #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
  6346. #define av_restrict $_restrict
  6347. #define EXTERN_PREFIX "${extern_prefix}"
  6348. #define EXTERN_ASM ${extern_prefix}
  6349. #define BUILDSUF "$build_suffix"
  6350. #define SLIBSUF "$SLIBSUF"
  6351. #define HAVE_MMX2 HAVE_MMXEXT
  6352. #define SWS_MAX_FILTER_SIZE $sws_max_filter_size
  6353. EOF
  6354. test -n "$assert_level" &&
  6355. echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
  6356. test -n "$malloc_prefix" &&
  6357. echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
  6358. if enabled x86asm; then
  6359. append config_files $TMPASM
  6360. printf '' >$TMPASM
  6361. fi
  6362. enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
  6363. mkdir -p doc
  6364. mkdir -p tests
  6365. mkdir -p tests/api
  6366. echo "@c auto-generated by configure - do not modify! " > doc/config.texi
  6367. print_config ARCH_ "$config_files" $ARCH_LIST
  6368. print_config HAVE_ "$config_files" $HAVE_LIST
  6369. print_config CONFIG_ "$config_files" $CONFIG_LIST \
  6370. $CONFIG_EXTRA \
  6371. $ALL_COMPONENTS \
  6372. echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
  6373. echo "endif # FFMPEG_CONFIG_MAK" >> ffbuild/config.mak
  6374. # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
  6375. cp_if_changed $TMPH config.h
  6376. touch ffbuild/.config
  6377. enabled x86asm && cp_if_changed $TMPASM config.asm
  6378. cat > $TMPH <<EOF
  6379. /* Generated by ffconf */
  6380. #ifndef AVUTIL_AVCONFIG_H
  6381. #define AVUTIL_AVCONFIG_H
  6382. EOF
  6383. print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
  6384. echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
  6385. cp_if_changed $TMPH libavutil/avconfig.h
  6386. # generate the lists of enabled components
  6387. print_enabled_components(){
  6388. file=$1
  6389. struct_name=$2
  6390. name=$3
  6391. shift 3
  6392. echo "static const $struct_name *$name[] = {" > $TMPH
  6393. for c in $*; do
  6394. enabled $c && printf " &ff_%s,\n" $c >> $TMPH
  6395. done
  6396. echo " NULL };" >> $TMPH
  6397. cp_if_changed $TMPH $file
  6398. }
  6399. print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
  6400. print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
  6401. if test -n "$WARNINGS"; then
  6402. printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
  6403. enabled fatal_warnings && exit 1
  6404. fi
  6405. # Settings for pkg-config files
  6406. cat > ffbuild/config.sh <<EOF
  6407. # Automatically generated by configure - do not modify!
  6408. shared=$shared
  6409. build_suffix=$build_suffix
  6410. prefix=$prefix
  6411. libdir=$libdir
  6412. incdir=$incdir
  6413. rpath=$(enabled rpath && echo "-Wl,-rpath,\${libdir}")
  6414. source_path=${source_path}
  6415. LIBPREF=${LIBPREF}
  6416. LIBSUF=${LIBSUF}
  6417. extralibs_avutil="$LIBRT $LIBM"
  6418. extralibs_avcodec="$extralibs"
  6419. extralibs_avformat="$extralibs"
  6420. extralibs_avdevice="$extralibs"
  6421. extralibs_avfilter="$extralibs"
  6422. extralibs_avresample="$LIBM"
  6423. extralibs_postproc=""
  6424. extralibs_swscale="$LIBM"
  6425. extralibs_swresample="$LIBM $LIBSOXR"
  6426. EOF
  6427. for lib in $LIBRARY_LIST; do
  6428. lib_deps="$(eval echo \$${lib}_deps)"
  6429. echo ${lib}_deps=\"$lib_deps\" >> ffbuild/config.sh
  6430. done