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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:$PATH
  51. show_help(){
  52. cat <<EOF
  53. Usage: configure [options]
  54. Options: [defaults in brackets after descriptions]
  55. Help options:
  56. --help print this message
  57. --list-decoders show all available decoders
  58. --list-encoders show all available encoders
  59. --list-hwaccels show all available hardware accelerators
  60. --list-demuxers show all available demuxers
  61. --list-muxers show all available muxers
  62. --list-parsers show all available parsers
  63. --list-protocols show all available protocols
  64. --list-bsfs show all available bitstream filters
  65. --list-indevs show all available input devices
  66. --list-outdevs show all available output devices
  67. --list-filters show all available filters
  68. Standard options:
  69. --logfile=FILE log tests and output to FILE [config.log]
  70. --disable-logging do not log configure debug information
  71. --fatal-warnings fail if any configure warning is generated
  72. --prefix=PREFIX install in PREFIX [$prefix]
  73. --bindir=DIR install binaries in DIR [PREFIX/bin]
  74. --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
  75. --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
  76. --libdir=DIR install libs in DIR [PREFIX/lib]
  77. --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
  78. --incdir=DIR install includes in DIR [PREFIX/include]
  79. --mandir=DIR install man page in DIR [PREFIX/share/man]
  80. --enable-rpath use rpath to allow installing libraries in paths
  81. not part of the dynamic linker search path
  82. Licensing options:
  83. --enable-gpl allow use of GPL code, the resulting libs
  84. and binaries will be under GPL [no]
  85. --enable-version3 upgrade (L)GPL to version 3 [no]
  86. --enable-nonfree allow use of nonfree code, the resulting libs
  87. and binaries will be unredistributable [no]
  88. Configuration options:
  89. --disable-static do not build static libraries [no]
  90. --enable-shared build shared libraries [no]
  91. --enable-small optimize for size instead of speed
  92. --disable-runtime-cpudetect disable detecting cpu capabilities at runtime (smaller binary)
  93. --enable-gray enable full grayscale support (slower color)
  94. --disable-swscale-alpha disable alpha channel support in swscale
  95. --disable-all disable building components, libraries and programs
  96. --enable-incompatible-libav-abi enable incompatible Libav fork ABI [no]
  97. --enable-raise-major increase major version numbers in sonames [no]
  98. Program options:
  99. --disable-programs do not build command line programs
  100. --disable-ffmpeg disable ffmpeg build
  101. --disable-ffplay disable ffplay build
  102. --disable-ffprobe disable ffprobe build
  103. --disable-ffserver disable ffserver build
  104. Documentation options:
  105. --disable-doc do not build documentation
  106. --disable-htmlpages do not build HTML documentation pages
  107. --disable-manpages do not build man documentation pages
  108. --disable-podpages do not build POD documentation pages
  109. --disable-txtpages do not build text documentation pages
  110. Component options:
  111. --disable-avdevice disable libavdevice build
  112. --disable-avcodec disable libavcodec build
  113. --disable-avformat disable libavformat build
  114. --disable-avutil disable libavutil build
  115. --disable-swresample disable libswresample build
  116. --disable-swscale disable libswscale build
  117. --disable-postproc disable libpostproc build
  118. --disable-avfilter disable libavfilter build
  119. --enable-avresample enable libavresample build [no]
  120. --disable-pthreads disable pthreads [auto]
  121. --disable-w32threads disable Win32 threads [auto]
  122. --disable-os2threads disable OS/2 threads [auto]
  123. --disable-network disable network support [no]
  124. --disable-dct disable DCT code
  125. --disable-dwt disable DWT code
  126. --disable-error-resilience disable error resilience code
  127. --disable-lsp disable LSP code
  128. --disable-lzo disable LZO decoder code
  129. --disable-mdct disable MDCT code
  130. --disable-rdft disable RDFT code
  131. --disable-fft disable FFT code
  132. Hardware accelerators:
  133. --disable-dxva2 disable DXVA2 code [autodetect]
  134. --disable-vaapi disable VAAPI code [autodetect]
  135. --disable-vda disable VDA code [autodetect]
  136. --disable-vdpau disable VDPAU code [autodetect]
  137. Individual component options:
  138. --disable-everything disable all components listed below
  139. --disable-encoder=NAME disable encoder NAME
  140. --enable-encoder=NAME enable encoder NAME
  141. --disable-encoders disable all encoders
  142. --disable-decoder=NAME disable decoder NAME
  143. --enable-decoder=NAME enable decoder NAME
  144. --disable-decoders disable all decoders
  145. --disable-hwaccel=NAME disable hwaccel NAME
  146. --enable-hwaccel=NAME enable hwaccel NAME
  147. --disable-hwaccels disable all hwaccels
  148. --disable-muxer=NAME disable muxer NAME
  149. --enable-muxer=NAME enable muxer NAME
  150. --disable-muxers disable all muxers
  151. --disable-demuxer=NAME disable demuxer NAME
  152. --enable-demuxer=NAME enable demuxer NAME
  153. --disable-demuxers disable all demuxers
  154. --enable-parser=NAME enable parser NAME
  155. --disable-parser=NAME disable parser NAME
  156. --disable-parsers disable all parsers
  157. --enable-bsf=NAME enable bitstream filter NAME
  158. --disable-bsf=NAME disable bitstream filter NAME
  159. --disable-bsfs disable all bitstream filters
  160. --enable-protocol=NAME enable protocol NAME
  161. --disable-protocol=NAME disable protocol NAME
  162. --disable-protocols disable all protocols
  163. --enable-indev=NAME enable input device NAME
  164. --disable-indev=NAME disable input device NAME
  165. --disable-indevs disable input devices
  166. --enable-outdev=NAME enable output device NAME
  167. --disable-outdev=NAME disable output device NAME
  168. --disable-outdevs disable output devices
  169. --disable-devices disable all devices
  170. --enable-filter=NAME enable filter NAME
  171. --disable-filter=NAME disable filter NAME
  172. --disable-filters disable all filters
  173. External library support:
  174. --enable-avisynth enable reading of AviSynth script files [no]
  175. --disable-bzlib disable bzlib [autodetect]
  176. --enable-fontconfig enable fontconfig
  177. --enable-frei0r enable frei0r video filtering
  178. --enable-gnutls enable gnutls [no]
  179. --disable-iconv disable iconv [autodetect]
  180. --enable-ladspa enable LADSPA audio filtering
  181. --enable-libaacplus enable AAC+ encoding via libaacplus [no]
  182. --enable-libass enable libass subtitles rendering [no]
  183. --enable-libbluray enable BluRay reading using libbluray [no]
  184. --enable-libbs2b enable bs2b DSP library [no]
  185. --enable-libcaca enable textual display using libcaca
  186. --enable-libcelt enable CELT decoding via libcelt [no]
  187. --enable-libcdio enable audio CD grabbing with libcdio
  188. --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
  189. and libraw1394 [no]
  190. --enable-libfaac enable AAC encoding via libfaac [no]
  191. --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
  192. --enable-libflite enable flite (voice synthesis) support via libflite [no]
  193. --enable-libfreetype enable libfreetype [no]
  194. --enable-libgme enable Game Music Emu via libgme [no]
  195. --enable-libgsm enable GSM de/encoding via libgsm [no]
  196. --enable-libiec61883 enable iec61883 via libiec61883 [no]
  197. --enable-libilbc enable iLBC de/encoding via libilbc [no]
  198. --enable-libmodplug enable ModPlug via libmodplug [no]
  199. --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
  200. --enable-libnut enable NUT (de)muxing via libnut,
  201. native (de)muxer exists [no]
  202. --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
  203. --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
  204. --enable-libopencv enable video filtering via libopencv [no]
  205. --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
  206. --enable-libopus enable Opus de/encoding via libopus [no]
  207. --enable-libpulse enable Pulseaudio input via libpulse [no]
  208. --enable-libquvi enable quvi input via libquvi [no]
  209. --enable-librtmp enable RTMP[E] support via librtmp [no]
  210. --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
  211. --enable-libshine enable fixed-point MP3 encoding via libshine [no]
  212. --enable-libsoxr enable Include libsoxr resampling [no]
  213. --enable-libspeex enable Speex de/encoding via libspeex [no]
  214. --enable-libssh enable SFTP protocol via libssh [no]
  215. --enable-libstagefright-h264 enable H.264 decoding via libstagefright [no]
  216. --enable-libtheora enable Theora encoding via libtheora [no]
  217. --enable-libtwolame enable MP2 encoding via libtwolame [no]
  218. --enable-libutvideo enable Ut Video encoding and decoding via libutvideo [no]
  219. --enable-libv4l2 enable libv4l2/v4l-utils [no]
  220. --enable-libvidstab enable video stabilization using vid.stab [no]
  221. --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
  222. --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
  223. --enable-libvorbis enable Vorbis en/decoding via libvorbis,
  224. native implementation exists [no]
  225. --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
  226. --enable-libwavpack enable wavpack encoding via libwavpack [no]
  227. --enable-libwebp enable WebP encoding via libwebp [no]
  228. --enable-libx264 enable H.264 encoding via x264 [no]
  229. --enable-libx265 enable HEVC encoding via x265 [no]
  230. --enable-libxavs enable AVS encoding via xavs [no]
  231. --enable-libxvid enable Xvid encoding via xvidcore,
  232. native MPEG-4/Xvid encoder exists [no]
  233. --enable-libzmq enable message passing via libzmq [no]
  234. --enable-libzvbi enable teletext support via libzvbi [no]
  235. --enable-decklink enable Blackmagick DeckLink output [no]
  236. --enable-openal enable OpenAL 1.1 capture support [no]
  237. --enable-opencl enable OpenCL code
  238. --enable-opengl enable OpenGL rendering [no]
  239. --enable-openssl enable openssl [no]
  240. --enable-x11grab enable X11 grabbing [no]
  241. --disable-xlib disable xlib [autodetect]
  242. --disable-zlib disable zlib [autodetect]
  243. Toolchain options:
  244. --arch=ARCH select architecture [$arch]
  245. --cpu=CPU select the minimum required CPU (affects
  246. instruction selection, may crash on older CPUs)
  247. --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
  248. --progs-suffix=SUFFIX program name suffix []
  249. --enable-cross-compile assume a cross-compiler is used
  250. --sysroot=PATH root of cross-build tree
  251. --sysinclude=PATH location of cross-build system headers
  252. --target-os=OS compiler targets OS [$target_os]
  253. --target-exec=CMD command to run executables on target
  254. --target-path=DIR path to view of build directory on target
  255. --target-samples=DIR path to samples directory on target
  256. --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
  257. --toolchain=NAME set tool defaults according to NAME
  258. --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
  259. --nm=NM use nm tool NM [$nm_default]
  260. --ar=AR use archive tool AR [$ar_default]
  261. --as=AS use assembler AS [$as_default]
  262. --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
  263. --yasmexe=EXE use yasm-compatible assembler EXE [$yasmexe_default]
  264. --cc=CC use C compiler CC [$cc_default]
  265. --cxx=CXX use C compiler CXX [$cxx_default]
  266. --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
  267. --ld=LD use linker LD [$ld_default]
  268. --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
  269. --pkg-config-flags=FLAGS pass additional flags to pkgconf []
  270. --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
  271. --host-cc=HOSTCC use host C compiler HOSTCC
  272. --host-cflags=HCFLAGS use HCFLAGS when compiling for host
  273. --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
  274. --host-ld=HOSTLD use host linker HOSTLD
  275. --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
  276. --host-libs=HLIBS use libs HLIBS when linking for host
  277. --host-os=OS compiler host OS [$target_os]
  278. --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
  279. --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
  280. --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
  281. --extra-libs=ELIBS add ELIBS [$ELIBS]
  282. --extra-version=STRING version string suffix []
  283. --optflags=OPTFLAGS override optimization-related compiler flags
  284. --build-suffix=SUFFIX library name suffix []
  285. --enable-pic build position-independent code
  286. --enable-thumb compile for Thumb instruction set
  287. --enable-lto use link-time optimization
  288. Advanced options (experts only):
  289. --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
  290. --disable-symver disable symbol versioning
  291. --enable-hardcoded-tables use hardcoded tables instead of runtime generation
  292. --disable-safe-bitstream-reader
  293. disable buffer boundary checking in bitreaders
  294. (faster, but may crash)
  295. --enable-memalign-hack emulate memalign, interferes with memory debuggers
  296. --enable-sram allow use of on-chip SRAM
  297. Optimization options (experts only):
  298. --disable-asm disable all assembler optimizations
  299. --disable-altivec disable AltiVec optimizations
  300. --disable-amd3dnow disable 3DNow! optimizations
  301. --disable-amd3dnowext disable 3DNow! extended optimizations
  302. --disable-mmx disable MMX optimizations
  303. --disable-mmxext disable MMXEXT optimizations
  304. --disable-sse disable SSE optimizations
  305. --disable-sse2 disable SSE2 optimizations
  306. --disable-sse3 disable SSE3 optimizations
  307. --disable-ssse3 disable SSSE3 optimizations
  308. --disable-sse4 disable SSE4 optimizations
  309. --disable-sse42 disable SSE4.2 optimizations
  310. --disable-avx disable AVX optimizations
  311. --disable-xop disable XOP optimizations
  312. --disable-fma3 disable FMA3 optimizations
  313. --disable-fma4 disable FMA4 optimizations
  314. --disable-avx2 disable AVX2 optimizations
  315. --disable-armv5te disable armv5te optimizations
  316. --disable-armv6 disable armv6 optimizations
  317. --disable-armv6t2 disable armv6t2 optimizations
  318. --disable-vfp disable VFP optimizations
  319. --disable-neon disable NEON optimizations
  320. --disable-inline-asm disable use of inline assembler
  321. --disable-yasm disable use of yasm assembler
  322. --disable-mips32r2 disable MIPS32R2 optimizations
  323. --disable-mipsdspr1 disable MIPS DSP ASE R1 optimizations
  324. --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
  325. --disable-mipsfpu disable floating point MIPS optimizations
  326. --disable-fast-unaligned consider unaligned accesses slow
  327. Developer options (useful when working on FFmpeg itself):
  328. --disable-debug disable debugging symbols
  329. --enable-debug=LEVEL set the debug level [$debuglevel]
  330. --disable-optimizations disable compiler optimizations
  331. --enable-extra-warnings enable more compiler warnings
  332. --disable-stripping disable stripping of executables and shared libraries
  333. --assert-level=level 0(default), 1 or 2, amount of assertion testing,
  334. 2 causes a slowdown at runtime.
  335. --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
  336. --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
  337. leaks and errors, using the specified valgrind binary.
  338. Cannot be combined with --target-exec
  339. --enable-ftrapv Trap arithmetic overflows
  340. --samples=PATH location of test samples for FATE, if not set use
  341. \$FATE_SAMPLES at make invocation time.
  342. --enable-neon-clobber-test check NEON registers for clobbering (should be
  343. used only for debugging purposes)
  344. --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
  345. should be used only for debugging purposes)
  346. --enable-random randomly enable/disable components
  347. --disable-random
  348. --enable-random=LIST randomly enable/disable specific components or
  349. --disable-random=LIST component groups. LIST is a comma-separated list
  350. of NAME[:PROB] entries where NAME is a component
  351. (group) and PROB the probability associated with
  352. NAME (default 0.5).
  353. --random-seed=VALUE seed value for --enable/disable-random
  354. NOTE: Object files are built at the place where configure is launched.
  355. EOF
  356. exit 0
  357. }
  358. quotes='""'
  359. log(){
  360. echo "$@" >> $logfile
  361. }
  362. log_file(){
  363. log BEGIN $1
  364. pr -n -t $1 >> $logfile
  365. log END $1
  366. }
  367. echolog(){
  368. log "$@"
  369. echo "$@"
  370. }
  371. warn(){
  372. log "WARNING: $*"
  373. WARNINGS="${WARNINGS}WARNING: $*\n"
  374. }
  375. die(){
  376. echolog "$@"
  377. cat <<EOF
  378. If you think configure made a mistake, make sure you are using the latest
  379. version from Git. If the latest version fails, report the problem to the
  380. ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
  381. EOF
  382. if disabled logging; then
  383. cat <<EOF
  384. Rerun configure with logging enabled (do not use --disable-logging), and
  385. include the log this produces with your report.
  386. EOF
  387. else
  388. cat <<EOF
  389. Include the log file "$logfile" produced by configure as this will help
  390. solve the problem.
  391. EOF
  392. fi
  393. exit 1
  394. }
  395. # Avoid locale weirdness, besides we really just want to translate ASCII.
  396. toupper(){
  397. echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
  398. }
  399. tolower(){
  400. echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
  401. }
  402. c_escape(){
  403. echo "$*" | sed 's/["\\]/\\\0/g'
  404. }
  405. sh_quote(){
  406. v=$(echo "$1" | sed "s/'/'\\\\''/g")
  407. test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
  408. echo "$v"
  409. }
  410. cleanws(){
  411. echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//;s/\\r//g'
  412. }
  413. filter(){
  414. pat=$1
  415. shift
  416. for v; do
  417. eval "case $v in $pat) echo $v ;; esac"
  418. done
  419. }
  420. filter_out(){
  421. pat=$1
  422. shift
  423. for v; do
  424. eval "case $v in $pat) ;; *) echo $v ;; esac"
  425. done
  426. }
  427. map(){
  428. m=$1
  429. shift
  430. for v; do eval $m; done
  431. }
  432. add_suffix(){
  433. suffix=$1
  434. shift
  435. for v; do echo ${v}${suffix}; done
  436. }
  437. set_all(){
  438. value=$1
  439. shift
  440. for var in $*; do
  441. eval $var=$value
  442. done
  443. }
  444. set_weak(){
  445. value=$1
  446. shift
  447. for var; do
  448. eval : \${$var:=$value}
  449. done
  450. }
  451. sanitize_var_name(){
  452. echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
  453. }
  454. set_safe(){
  455. var=$1
  456. shift
  457. eval $(sanitize_var_name "$var")='$*'
  458. }
  459. get_safe(){
  460. eval echo \$$(sanitize_var_name "$1")
  461. }
  462. pushvar(){
  463. for pvar in $*; do
  464. eval level=\${${pvar}_level:=0}
  465. eval ${pvar}_${level}="\$$pvar"
  466. eval ${pvar}_level=$(($level+1))
  467. done
  468. }
  469. popvar(){
  470. for pvar in $*; do
  471. eval level=\${${pvar}_level:-0}
  472. test $level = 0 && continue
  473. eval level=$(($level-1))
  474. eval $pvar="\${${pvar}_${level}}"
  475. eval ${pvar}_level=$level
  476. eval unset ${pvar}_${level}
  477. done
  478. }
  479. enable(){
  480. set_all yes $*
  481. }
  482. disable(){
  483. set_all no $*
  484. }
  485. enable_weak(){
  486. set_weak yes $*
  487. }
  488. disable_weak(){
  489. set_weak no $*
  490. }
  491. enable_safe(){
  492. for var; do
  493. enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  494. done
  495. }
  496. disable_safe(){
  497. for var; do
  498. disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  499. done
  500. }
  501. do_enable_deep(){
  502. for var; do
  503. enabled $var && continue
  504. eval sel="\$${var}_select"
  505. eval sgs="\$${var}_suggest"
  506. pushvar var sgs
  507. enable_deep $sel
  508. popvar sgs
  509. enable_deep_weak $sgs
  510. popvar var
  511. done
  512. }
  513. enable_deep(){
  514. do_enable_deep $*
  515. enable $*
  516. }
  517. enable_deep_weak(){
  518. for var; do
  519. disabled $var && continue
  520. pushvar var
  521. do_enable_deep $var
  522. popvar var
  523. enable_weak $var
  524. done
  525. }
  526. enabled(){
  527. test "${1#!}" = "$1" && op== || op=!=
  528. eval test "x\$${1#!}" $op "xyes"
  529. }
  530. disabled(){
  531. test "${1#!}" = "$1" && op== || op=!=
  532. eval test "x\$${1#!}" $op "xno"
  533. }
  534. enabled_all(){
  535. for opt; do
  536. enabled $opt || return 1
  537. done
  538. }
  539. disabled_all(){
  540. for opt; do
  541. disabled $opt || return 1
  542. done
  543. }
  544. enabled_any(){
  545. for opt; do
  546. enabled $opt && return 0
  547. done
  548. }
  549. disabled_any(){
  550. for opt; do
  551. disabled $opt && return 0
  552. done
  553. return 1
  554. }
  555. set_default(){
  556. for opt; do
  557. eval : \${$opt:=\$${opt}_default}
  558. done
  559. }
  560. is_in(){
  561. value=$1
  562. shift
  563. for var in $*; do
  564. [ $var = $value ] && return 0
  565. done
  566. return 1
  567. }
  568. do_check_deps(){
  569. for cfg; do
  570. cfg="${cfg#!}"
  571. enabled ${cfg}_checking && die "Circular dependency for $cfg."
  572. disabled ${cfg}_checking && continue
  573. enable ${cfg}_checking
  574. append allopts $cfg
  575. eval dep_all="\$${cfg}_deps"
  576. eval dep_any="\$${cfg}_deps_any"
  577. eval dep_sel="\$${cfg}_select"
  578. eval dep_sgs="\$${cfg}_suggest"
  579. eval dep_ifa="\$${cfg}_if"
  580. eval dep_ifn="\$${cfg}_if_any"
  581. pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  582. do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
  583. popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  584. [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
  585. [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
  586. enabled_all $dep_all || disable $cfg
  587. enabled_any $dep_any || disable $cfg
  588. disabled_any $dep_sel && disable $cfg
  589. if enabled $cfg; then
  590. enable_deep $dep_sel
  591. enable_deep_weak $dep_sgs
  592. fi
  593. disable ${cfg}_checking
  594. done
  595. }
  596. check_deps(){
  597. unset allopts
  598. do_check_deps "$@"
  599. for cfg in $allopts; do
  600. enabled $cfg || continue
  601. eval dep_extralibs="\$${cfg}_extralibs"
  602. test -n "$dep_extralibs" && add_extralibs $dep_extralibs
  603. done
  604. }
  605. print_config(){
  606. pfx=$1
  607. files=$2
  608. shift 2
  609. map 'eval echo "$v \${$v:-no}"' "$@" |
  610. awk "BEGIN { split(\"$files\", files) }
  611. {
  612. c = \"$pfx\" toupper(\$1);
  613. v = \$2;
  614. sub(/yes/, 1, v);
  615. sub(/no/, 0, v);
  616. for (f in files) {
  617. file = files[f];
  618. if (file ~ /\\.h\$/) {
  619. printf(\"#define %s %d\\n\", c, v) >>file;
  620. } else if (file ~ /\\.asm\$/) {
  621. printf(\"%%define %s %d\\n\", c, v) >>file;
  622. } else if (file ~ /\\.mak\$/) {
  623. n = -v ? \"\" : \"!\";
  624. printf(\"%s%s=yes\\n\", n, c) >>file;
  625. } else if (file ~ /\\.texi\$/) {
  626. pre = -v ? \"\" : \"@c \";
  627. yesno = \$2;
  628. c2 = tolower(c);
  629. gsub(/_/, \"-\", c2);
  630. printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
  631. }
  632. }
  633. }"
  634. }
  635. print_enabled(){
  636. suf=$1
  637. shift
  638. for v; do
  639. enabled $v && printf "%s\n" ${v%$suf};
  640. done
  641. }
  642. append(){
  643. var=$1
  644. shift
  645. eval "$var=\"\$$var $*\""
  646. }
  647. prepend(){
  648. var=$1
  649. shift
  650. eval "$var=\"$* \$$var\""
  651. }
  652. unique(){
  653. var=$1
  654. uniq_list=""
  655. for tok in $(eval echo \$$var); do
  656. uniq_list="$(filter_out $tok $uniq_list) $tok"
  657. done
  658. eval "$var=\"${uniq_list}\""
  659. }
  660. add_cppflags(){
  661. append CPPFLAGS "$@"
  662. }
  663. add_cflags(){
  664. append CFLAGS $($cflags_filter "$@")
  665. }
  666. add_cxxflags(){
  667. append CXXFLAGS $($cflags_filter "$@")
  668. }
  669. add_asflags(){
  670. append ASFLAGS $($asflags_filter "$@")
  671. }
  672. add_ldflags(){
  673. append LDFLAGS $($ldflags_filter "$@")
  674. }
  675. add_stripflags(){
  676. append ASMSTRIPFLAGS "$@"
  677. }
  678. add_extralibs(){
  679. prepend extralibs $($ldflags_filter "$@")
  680. }
  681. add_host_cppflags(){
  682. append host_cppflags "$@"
  683. }
  684. add_host_cflags(){
  685. append host_cflags $($host_cflags_filter "$@")
  686. }
  687. add_host_ldflags(){
  688. append host_ldflags $($host_ldflags_filter "$@")
  689. }
  690. add_compat(){
  691. append compat_objs $1
  692. shift
  693. map 'add_cppflags -D$v' "$@"
  694. }
  695. check_cmd(){
  696. log "$@"
  697. "$@" >> $logfile 2>&1
  698. }
  699. check_stat(){
  700. log check_stat "$@"
  701. stat "$1" >> $logfile 2>&1
  702. }
  703. cc_o(){
  704. eval printf '%s\\n' $CC_O
  705. }
  706. cc_e(){
  707. eval printf '%s\\n' $CC_E
  708. }
  709. check_cc(){
  710. log check_cc "$@"
  711. cat > $TMPC
  712. log_file $TMPC
  713. check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
  714. }
  715. check_cxx(){
  716. log check_cxx "$@"
  717. cat > $TMPCPP
  718. log_file $TMPCPP
  719. check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
  720. }
  721. check_oc(){
  722. log check_oc "$@"
  723. cat > $TMPM
  724. log_file $TMPM
  725. check_cmd $cc -Werror=missing-prototypes $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPM
  726. }
  727. check_cpp(){
  728. log check_cpp "$@"
  729. cat > $TMPC
  730. log_file $TMPC
  731. check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
  732. }
  733. as_o(){
  734. eval printf '%s\\n' $AS_O
  735. }
  736. check_as(){
  737. log check_as "$@"
  738. cat > $TMPS
  739. log_file $TMPS
  740. check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
  741. }
  742. check_inline_asm(){
  743. log check_inline_asm "$@"
  744. name="$1"
  745. code="$2"
  746. shift 2
  747. disable $name
  748. check_cc "$@" <<EOF && enable $name
  749. void foo(void){ __asm__ volatile($code); }
  750. EOF
  751. }
  752. check_insn(){
  753. log check_insn "$@"
  754. check_inline_asm ${1}_inline "\"$2\""
  755. echo "$2" | check_as && enable ${1}_external || disable ${1}_external
  756. }
  757. check_yasm(){
  758. log check_yasm "$@"
  759. echo "$1" > $TMPS
  760. log_file $TMPS
  761. shift 1
  762. check_cmd $yasmexe $YASMFLAGS -Werror "$@" -o $TMPO $TMPS
  763. }
  764. ld_o(){
  765. eval printf '%s\\n' $LD_O
  766. }
  767. check_ld(){
  768. log check_ld "$@"
  769. type=$1
  770. shift 1
  771. flags=$(filter_out '-l*|*.so' $@)
  772. libs=$(filter '-l*|*.so' $@)
  773. check_$type $($cflags_filter $flags) || return
  774. flags=$($ldflags_filter $flags)
  775. libs=$($ldflags_filter $libs)
  776. check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
  777. }
  778. print_include(){
  779. hdr=$1
  780. test "${hdr%.h}" = "${hdr}" &&
  781. echo "#include $hdr" ||
  782. echo "#include <$hdr>"
  783. }
  784. check_code(){
  785. log check_code "$@"
  786. check=$1
  787. headers=$2
  788. code=$3
  789. shift 3
  790. {
  791. for hdr in $headers; do
  792. print_include $hdr
  793. done
  794. echo "int main(void) { $code; return 0; }"
  795. } | check_$check "$@"
  796. }
  797. check_cppflags(){
  798. log check_cppflags "$@"
  799. check_cc "$@" <<EOF && append CPPFLAGS "$@"
  800. int x;
  801. EOF
  802. }
  803. test_cflags(){
  804. log test_cflags "$@"
  805. set -- $($cflags_filter "$@")
  806. check_cc "$@" <<EOF
  807. int x;
  808. EOF
  809. }
  810. check_cflags(){
  811. log check_cflags "$@"
  812. test_cflags "$@" && add_cflags "$@"
  813. }
  814. check_cxxflags(){
  815. log check_cxxflags "$@"
  816. set -- $($cflags_filter "$@")
  817. check_cxx "$@" <<EOF && append CXXFLAGS "$@"
  818. int x;
  819. EOF
  820. }
  821. test_ldflags(){
  822. log test_ldflags "$@"
  823. check_ld "cc" "$@" <<EOF
  824. int main(void){ return 0; }
  825. EOF
  826. }
  827. check_ldflags(){
  828. log check_ldflags "$@"
  829. test_ldflags "$@" && add_ldflags "$@"
  830. }
  831. test_stripflags(){
  832. log test_stripflags "$@"
  833. # call check_cc to get a fresh TMPO
  834. check_cc <<EOF
  835. int main(void) { return 0; }
  836. EOF
  837. check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
  838. }
  839. check_stripflags(){
  840. log check_stripflags "$@"
  841. test_stripflags "$@" && add_stripflags "$@"
  842. }
  843. check_header(){
  844. log check_header "$@"
  845. header=$1
  846. shift
  847. disable_safe $header
  848. check_cpp "$@" <<EOF && enable_safe $header
  849. #include <$header>
  850. int x;
  851. EOF
  852. }
  853. check_header_oc(){
  854. log check_header_oc "$@"
  855. rm -f -- "$TMPO"
  856. header=$1
  857. shift
  858. disable_safe $header
  859. {
  860. echo "#include <$header>"
  861. echo "int main(void) { return 0; }"
  862. } | check_oc && check_stat "$TMPO" && enable_safe $headers
  863. }
  864. check_func(){
  865. log check_func "$@"
  866. func=$1
  867. shift
  868. disable $func
  869. check_ld "cc" "$@" <<EOF && enable $func
  870. extern int $func();
  871. int main(void){ $func(); }
  872. EOF
  873. }
  874. check_mathfunc(){
  875. log check_mathfunc "$@"
  876. func=$1
  877. narg=$2
  878. shift 2
  879. test $narg = 2 && args="f, g" || args="f"
  880. disable $func
  881. check_ld "cc" "$@" <<EOF && enable $func
  882. #include <math.h>
  883. float foo(float f, float g) { return $func($args); }
  884. int main(void){ return (int) foo; }
  885. EOF
  886. }
  887. check_func_headers(){
  888. log check_func_headers "$@"
  889. headers=$1
  890. funcs=$2
  891. shift 2
  892. {
  893. for hdr in $headers; do
  894. print_include $hdr
  895. done
  896. for func in $funcs; do
  897. echo "long check_$func(void) { return (long) $func; }"
  898. done
  899. echo "int main(void) { return 0; }"
  900. } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
  901. }
  902. check_class_headers_cpp(){
  903. log check_class_headers_cpp "$@"
  904. headers=$1
  905. classes=$2
  906. shift 2
  907. {
  908. for hdr in $headers; do
  909. echo "#include <$hdr>"
  910. done
  911. echo "int main(void) { "
  912. i=1
  913. for class in $classes; do
  914. echo "$class obj$i;"
  915. i=$(expr $i + 1)
  916. done
  917. echo "return 0; }"
  918. } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
  919. }
  920. check_cpp_condition(){
  921. log check_cpp_condition "$@"
  922. header=$1
  923. condition=$2
  924. shift 2
  925. check_cpp "$@" <<EOF
  926. #include <$header>
  927. #if !($condition)
  928. #error "unsatisfied condition: $condition"
  929. #endif
  930. EOF
  931. }
  932. check_lib(){
  933. log check_lib "$@"
  934. header="$1"
  935. func="$2"
  936. shift 2
  937. check_header $header && check_func $func "$@" && add_extralibs "$@"
  938. }
  939. check_lib2(){
  940. log check_lib2 "$@"
  941. headers="$1"
  942. funcs="$2"
  943. shift 2
  944. check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
  945. }
  946. check_lib_cpp(){
  947. log check_lib_cpp "$@"
  948. headers="$1"
  949. classes="$2"
  950. shift 2
  951. check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
  952. }
  953. check_pkg_config(){
  954. log check_pkg_config "$@"
  955. pkgandversion="$1"
  956. pkg="${1%% *}"
  957. headers="$2"
  958. funcs="$3"
  959. shift 3
  960. check_cmd $pkg_config --exists --print-errors $pkgandversion || return
  961. pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
  962. pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
  963. check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
  964. set_safe ${pkg}_cflags $pkg_cflags &&
  965. set_safe ${pkg}_libs $pkg_libs
  966. }
  967. check_exec(){
  968. check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
  969. }
  970. check_exec_crash(){
  971. code=$(cat)
  972. # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
  973. # are safe but may not be available everywhere. Thus we use
  974. # raise(SIGTERM) instead. The check is run in a subshell so we
  975. # can redirect the "Terminated" message from the shell. SIGBUS
  976. # is not defined by standard C so it is used conditionally.
  977. (check_exec "$@") >> $logfile 2>&1 <<EOF
  978. #include <signal.h>
  979. static void sighandler(int sig){
  980. raise(SIGTERM);
  981. }
  982. int foo(void){
  983. $code
  984. }
  985. int (*func_ptr)(void) = foo;
  986. int main(void){
  987. signal(SIGILL, sighandler);
  988. signal(SIGFPE, sighandler);
  989. signal(SIGSEGV, sighandler);
  990. #ifdef SIGBUS
  991. signal(SIGBUS, sighandler);
  992. #endif
  993. return func_ptr();
  994. }
  995. EOF
  996. }
  997. check_type(){
  998. log check_type "$@"
  999. headers=$1
  1000. type=$2
  1001. shift 2
  1002. disable_safe "$type"
  1003. check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
  1004. }
  1005. check_struct(){
  1006. log check_struct "$@"
  1007. headers=$1
  1008. struct=$2
  1009. member=$3
  1010. shift 3
  1011. disable_safe "${struct}_${member}"
  1012. check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
  1013. enable_safe "${struct}_${member}"
  1014. }
  1015. check_builtin(){
  1016. log check_builtin "$@"
  1017. name=$1
  1018. headers=$2
  1019. builtin=$3
  1020. shift 3
  1021. disable "$name"
  1022. check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
  1023. }
  1024. check_compile_assert(){
  1025. log check_compile_assert "$@"
  1026. name=$1
  1027. headers=$2
  1028. condition=$3
  1029. shift 3
  1030. disable "$name"
  1031. check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
  1032. }
  1033. require(){
  1034. name="$1"
  1035. header="$2"
  1036. func="$3"
  1037. shift 3
  1038. check_lib $header $func "$@" || die "ERROR: $name not found"
  1039. }
  1040. require2(){
  1041. name="$1"
  1042. headers="$2"
  1043. func="$3"
  1044. shift 3
  1045. check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
  1046. }
  1047. require_cpp(){
  1048. name="$1"
  1049. headers="$2"
  1050. classes="$3"
  1051. shift 3
  1052. check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
  1053. }
  1054. require_pkg_config(){
  1055. pkg="$1"
  1056. check_pkg_config "$@" || die "ERROR: $pkg not found"
  1057. add_cflags $(get_safe ${pkg}_cflags)
  1058. add_extralibs $(get_safe ${pkg}_libs)
  1059. }
  1060. require_libfreetype(){
  1061. log require_libfreetype "$@"
  1062. pkg="freetype2"
  1063. check_cmd $pkg_config --exists --print-errors $pkg \
  1064. || die "ERROR: $pkg not found"
  1065. pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
  1066. pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
  1067. {
  1068. echo "#include <ft2build.h>"
  1069. echo "#include FT_FREETYPE_H"
  1070. echo "long check_func(void) { return (long) FT_Init_FreeType; }"
  1071. echo "int main(void) { return 0; }"
  1072. } | check_ld "cc" $pkg_cflags $pkg_libs \
  1073. && set_safe ${pkg}_cflags $pkg_cflags \
  1074. && set_safe ${pkg}_libs $pkg_libs \
  1075. || die "ERROR: $pkg not found"
  1076. add_cflags $(get_safe ${pkg}_cflags)
  1077. add_extralibs $(get_safe ${pkg}_libs)
  1078. }
  1079. hostcc_e(){
  1080. eval printf '%s\\n' $HOSTCC_E
  1081. }
  1082. hostcc_o(){
  1083. eval printf '%s\\n' $HOSTCC_O
  1084. }
  1085. check_host_cc(){
  1086. log check_host_cc "$@"
  1087. cat > $TMPC
  1088. log_file $TMPC
  1089. check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
  1090. }
  1091. check_host_cpp(){
  1092. log check_host_cpp "$@"
  1093. cat > $TMPC
  1094. log_file $TMPC
  1095. check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
  1096. }
  1097. check_host_cppflags(){
  1098. log check_host_cppflags "$@"
  1099. check_host_cc "$@" <<EOF && append host_cppflags "$@"
  1100. int x;
  1101. EOF
  1102. }
  1103. check_host_cflags(){
  1104. log check_host_cflags "$@"
  1105. set -- $($host_cflags_filter "$@")
  1106. check_host_cc "$@" <<EOF && append host_cflags "$@"
  1107. int x;
  1108. EOF
  1109. }
  1110. check_host_cpp_condition(){
  1111. log check_host_cpp_condition "$@"
  1112. header=$1
  1113. condition=$2
  1114. shift 2
  1115. check_host_cpp "$@" <<EOF
  1116. #include <$header>
  1117. #if !($condition)
  1118. #error "unsatisfied condition: $condition"
  1119. #endif
  1120. EOF
  1121. }
  1122. apply(){
  1123. file=$1
  1124. shift
  1125. "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
  1126. }
  1127. cp_if_changed(){
  1128. cmp -s "$1" "$2" && echo "$2 is unchanged" && return
  1129. mkdir -p "$(dirname $2)"
  1130. $cp_f "$1" "$2"
  1131. }
  1132. # CONFIG_LIST contains configurable options, while HAVE_LIST is for
  1133. # system-dependent things.
  1134. COMPONENT_LIST="
  1135. bsfs
  1136. decoders
  1137. demuxers
  1138. encoders
  1139. filters
  1140. hwaccels
  1141. indevs
  1142. muxers
  1143. outdevs
  1144. parsers
  1145. protocols
  1146. "
  1147. EXAMPLE_LIST="
  1148. avio_reading_example
  1149. decoding_encoding_example
  1150. demuxing_decoding_example
  1151. filter_audio_example
  1152. filtering_audio_example
  1153. filtering_video_example
  1154. metadata_example
  1155. muxing_example
  1156. remuxing_example
  1157. resampling_audio_example
  1158. scaling_video_example
  1159. transcode_aac_example
  1160. transcoding_example
  1161. "
  1162. EXTERNAL_LIBRARY_LIST="
  1163. avisynth
  1164. bzlib
  1165. crystalhd
  1166. decklink
  1167. frei0r
  1168. gnutls
  1169. iconv
  1170. ladspa
  1171. libaacplus
  1172. libass
  1173. libbluray
  1174. libbs2b
  1175. libcaca
  1176. libcdio
  1177. libcelt
  1178. libdc1394
  1179. libfaac
  1180. libfdk_aac
  1181. libflite
  1182. libfontconfig
  1183. libfreetype
  1184. libgme
  1185. libgsm
  1186. libiec61883
  1187. libilbc
  1188. libmodplug
  1189. libmp3lame
  1190. libnut
  1191. libopencore_amrnb
  1192. libopencore_amrwb
  1193. libopencv
  1194. libopenjpeg
  1195. libopus
  1196. libpulse
  1197. libquvi
  1198. librtmp
  1199. libschroedinger
  1200. libshine
  1201. libsoxr
  1202. libspeex
  1203. libssh
  1204. libstagefright_h264
  1205. libtheora
  1206. libtwolame
  1207. libutvideo
  1208. libv4l2
  1209. libvidstab
  1210. libvo_aacenc
  1211. libvo_amrwbenc
  1212. libvorbis
  1213. libvpx
  1214. libwavpack
  1215. libwebp
  1216. libx264
  1217. libx265
  1218. libxavs
  1219. libxvid
  1220. libzmq
  1221. libzvbi
  1222. openal
  1223. opencl
  1224. opengl
  1225. openssl
  1226. x11grab
  1227. xlib
  1228. zlib
  1229. "
  1230. DOCUMENT_LIST="
  1231. doc
  1232. htmlpages
  1233. manpages
  1234. podpages
  1235. txtpages
  1236. "
  1237. FEATURE_LIST="
  1238. ftrapv
  1239. gray
  1240. hardcoded_tables
  1241. runtime_cpudetect
  1242. safe_bitstream_reader
  1243. shared
  1244. small
  1245. sram
  1246. static
  1247. swscale_alpha
  1248. "
  1249. HWACCEL_LIST="
  1250. dxva2
  1251. vaapi
  1252. vda
  1253. vdpau
  1254. xvmc
  1255. "
  1256. LIBRARY_LIST="
  1257. avcodec
  1258. avdevice
  1259. avfilter
  1260. avformat
  1261. avresample
  1262. avutil
  1263. postproc
  1264. swresample
  1265. swscale
  1266. "
  1267. LICENSE_LIST="
  1268. gpl
  1269. nonfree
  1270. version3
  1271. "
  1272. PROGRAM_LIST="
  1273. ffplay
  1274. ffprobe
  1275. ffserver
  1276. ffmpeg
  1277. "
  1278. SUBSYSTEM_LIST="
  1279. dct
  1280. dwt
  1281. error_resilience
  1282. fast_unaligned
  1283. fft
  1284. lsp
  1285. lzo
  1286. mdct
  1287. network
  1288. rdft
  1289. "
  1290. CONFIG_LIST="
  1291. $COMPONENT_LIST
  1292. $DOCUMENT_LIST
  1293. $EXAMPLE_LIST
  1294. $EXTERNAL_LIBRARY_LIST
  1295. $FEATURE_LIST
  1296. $HWACCEL_LIST
  1297. $LICENSE_LIST
  1298. $LIBRARY_LIST
  1299. $PROGRAM_LIST
  1300. $SUBSYSTEM_LIST
  1301. fontconfig
  1302. incompatible_libav_abi
  1303. memalign_hack
  1304. memory_poisoning
  1305. neon_clobber_test
  1306. pic
  1307. pod2man
  1308. raise_major
  1309. thumb
  1310. xmm_clobber_test
  1311. "
  1312. THREADS_LIST="
  1313. pthreads
  1314. os2threads
  1315. w32threads
  1316. "
  1317. ATOMICS_LIST="
  1318. atomics_gcc
  1319. atomics_suncc
  1320. atomics_win32
  1321. "
  1322. ARCH_LIST="
  1323. aarch64
  1324. alpha
  1325. arm
  1326. avr32
  1327. avr32_ap
  1328. avr32_uc
  1329. bfin
  1330. ia64
  1331. m68k
  1332. mips
  1333. mips64
  1334. parisc
  1335. ppc
  1336. ppc64
  1337. s390
  1338. sh4
  1339. sparc
  1340. sparc64
  1341. tilegx
  1342. tilepro
  1343. tomi
  1344. x86
  1345. x86_32
  1346. x86_64
  1347. "
  1348. ARCH_EXT_LIST_ARM="
  1349. armv5te
  1350. armv6
  1351. armv6t2
  1352. armv8
  1353. neon
  1354. vfp
  1355. vfpv3
  1356. "
  1357. ARCH_EXT_LIST_MIPS="
  1358. mipsfpu
  1359. mips32r2
  1360. mipsdspr1
  1361. mipsdspr2
  1362. "
  1363. ARCH_EXT_LIST_X86_SIMD="
  1364. amd3dnow
  1365. amd3dnowext
  1366. avx
  1367. avx2
  1368. fma3
  1369. fma4
  1370. mmx
  1371. mmxext
  1372. sse
  1373. sse2
  1374. sse3
  1375. sse4
  1376. sse42
  1377. ssse3
  1378. xop
  1379. "
  1380. ARCH_EXT_LIST_PPC="
  1381. altivec
  1382. dcbzl
  1383. ldbrx
  1384. ppc4xx
  1385. "
  1386. ARCH_EXT_LIST_X86="
  1387. $ARCH_EXT_LIST_X86_SIMD
  1388. cpunop
  1389. i686
  1390. "
  1391. ARCH_EXT_LIST="
  1392. $ARCH_EXT_LIST_ARM
  1393. $ARCH_EXT_LIST_PPC
  1394. $ARCH_EXT_LIST_X86
  1395. $ARCH_EXT_LIST_MIPS
  1396. loongson
  1397. "
  1398. ARCH_FEATURES="
  1399. aligned_stack
  1400. fast_64bit
  1401. fast_clz
  1402. fast_cmov
  1403. local_aligned_8
  1404. local_aligned_16
  1405. local_aligned_32
  1406. "
  1407. BUILTIN_LIST="
  1408. atomic_cas_ptr
  1409. machine_rw_barrier
  1410. MemoryBarrier
  1411. mm_empty
  1412. rdtsc
  1413. sarestart
  1414. sync_val_compare_and_swap
  1415. "
  1416. HAVE_LIST_CMDLINE="
  1417. inline_asm
  1418. symver
  1419. yasm
  1420. "
  1421. HAVE_LIST_PUB="
  1422. bigendian
  1423. fast_unaligned
  1424. incompatible_libav_abi
  1425. "
  1426. HEADERS_LIST="
  1427. alsa_asoundlib_h
  1428. altivec_h
  1429. arpa_inet_h
  1430. asm_types_h
  1431. cdio_paranoia_h
  1432. cdio_paranoia_paranoia_h
  1433. CL_cl_h
  1434. dev_bktr_ioctl_bt848_h
  1435. dev_bktr_ioctl_meteor_h
  1436. dev_ic_bt8xx_h
  1437. dev_video_bktr_ioctl_bt848_h
  1438. dev_video_meteor_ioctl_meteor_h
  1439. direct_h
  1440. dlfcn_h
  1441. dxva_h
  1442. ES2_gl_h
  1443. gsm_h
  1444. io_h
  1445. mach_mach_time_h
  1446. machine_ioctl_bt848_h
  1447. machine_ioctl_meteor_h
  1448. malloc_h
  1449. openjpeg_1_5_openjpeg_h
  1450. OpenGL_gl3_h
  1451. poll_h
  1452. sndio_h
  1453. soundcard_h
  1454. sys_mman_h
  1455. sys_param_h
  1456. sys_resource_h
  1457. sys_select_h
  1458. sys_soundcard_h
  1459. sys_time_h
  1460. sys_un_h
  1461. sys_videoio_h
  1462. termios_h
  1463. unistd_h
  1464. windows_h
  1465. winsock2_h
  1466. "
  1467. MATH_FUNCS="
  1468. atanf
  1469. atan2f
  1470. cbrt
  1471. cbrtf
  1472. cosf
  1473. exp2
  1474. exp2f
  1475. expf
  1476. isinf
  1477. isnan
  1478. ldexpf
  1479. llrint
  1480. llrintf
  1481. log2
  1482. log2f
  1483. log10f
  1484. lrint
  1485. lrintf
  1486. powf
  1487. rint
  1488. round
  1489. roundf
  1490. sinf
  1491. trunc
  1492. truncf
  1493. "
  1494. SYSTEM_FUNCS="
  1495. access
  1496. aligned_malloc
  1497. clock_gettime
  1498. closesocket
  1499. CommandLineToArgvW
  1500. CoTaskMemFree
  1501. CryptGenRandom
  1502. dlopen
  1503. fcntl
  1504. flt_lim
  1505. fork
  1506. getaddrinfo
  1507. gethrtime
  1508. getopt
  1509. GetProcessAffinityMask
  1510. GetProcessMemoryInfo
  1511. GetProcessTimes
  1512. getrusage
  1513. getservbyport
  1514. GetSystemTimeAsFileTime
  1515. gettimeofday
  1516. glob
  1517. glXGetProcAddress
  1518. inet_aton
  1519. isatty
  1520. jack_port_get_latency_range
  1521. kbhit
  1522. localtime_r
  1523. lzo1x_999_compress
  1524. mach_absolute_time
  1525. MapViewOfFile
  1526. memalign
  1527. mkstemp
  1528. mmap
  1529. mprotect
  1530. nanosleep
  1531. PeekNamedPipe
  1532. posix_memalign
  1533. pthread_cancel
  1534. sched_getaffinity
  1535. SetConsoleTextAttribute
  1536. setmode
  1537. setrlimit
  1538. Sleep
  1539. strerror_r
  1540. sysconf
  1541. sysctl
  1542. usleep
  1543. VirtualAlloc
  1544. wglGetProcAddress
  1545. "
  1546. TOOLCHAIN_FEATURES="
  1547. as_dn_directive
  1548. as_func
  1549. asm_mod_q
  1550. attribute_may_alias
  1551. attribute_packed
  1552. ebp_available
  1553. ebx_available
  1554. gnu_as
  1555. gnu_windres
  1556. ibm_asm
  1557. inline_asm_labels
  1558. inline_asm_nonlocal_labels
  1559. inline_asm_direct_symbol_refs
  1560. pragma_deprecated
  1561. rsync_contimeout
  1562. symver_asm_label
  1563. symver_gnu_asm
  1564. vfp_args
  1565. xform_asm
  1566. xmm_clobbers
  1567. "
  1568. TYPES_LIST="
  1569. socklen_t
  1570. struct_addrinfo
  1571. struct_group_source_req
  1572. struct_ip_mreq_source
  1573. struct_ipv6_mreq
  1574. struct_pollfd
  1575. struct_rusage_ru_maxrss
  1576. struct_sctp_event_subscribe
  1577. struct_sockaddr_in6
  1578. struct_sockaddr_sa_len
  1579. struct_sockaddr_storage
  1580. struct_stat_st_mtim_tv_nsec
  1581. struct_v4l2_frmivalenum_discrete
  1582. "
  1583. HAVE_LIST="
  1584. $ARCH_EXT_LIST
  1585. $(add_suffix _external $ARCH_EXT_LIST)
  1586. $(add_suffix _inline $ARCH_EXT_LIST)
  1587. $ARCH_FEATURES
  1588. $ATOMICS_LIST
  1589. $BUILTIN_LIST
  1590. $HAVE_LIST_CMDLINE
  1591. $HAVE_LIST_PUB
  1592. $HEADERS_LIST
  1593. $MATH_FUNCS
  1594. $SYSTEM_FUNCS
  1595. $THREADS_LIST
  1596. $TOOLCHAIN_FEATURES
  1597. $TYPES_LIST
  1598. atomics_native
  1599. dos_paths
  1600. dxva2api_cobj
  1601. dxva2_lib
  1602. libc_msvcrt
  1603. libdc1394_1
  1604. libdc1394_2
  1605. makeinfo
  1606. perl
  1607. pod2man
  1608. sdl
  1609. texi2html
  1610. threads
  1611. vdpau_x11
  1612. xlib
  1613. "
  1614. # options emitted with CONFIG_ prefix but not available on the command line
  1615. CONFIG_EXTRA="
  1616. aandcttables
  1617. ac3dsp
  1618. audio_frame_queue
  1619. cabac
  1620. dsputil
  1621. exif
  1622. frame_thread_encoder
  1623. gcrypt
  1624. golomb
  1625. gplv3
  1626. h263dsp
  1627. h264chroma
  1628. h264dsp
  1629. h264pred
  1630. h264qpel
  1631. hpeldsp
  1632. huffman
  1633. huffyuvdsp
  1634. huffyuvencdsp
  1635. intrax8
  1636. lgplv3
  1637. llviddsp
  1638. lpc
  1639. mpegaudio
  1640. mpegaudiodsp
  1641. mpegvideo
  1642. mpegvideoenc
  1643. nettle
  1644. qpeldsp
  1645. rangecoder
  1646. riffdec
  1647. riffenc
  1648. rtpdec
  1649. rtpenc_chain
  1650. sinewin
  1651. tpeldsp
  1652. videodsp
  1653. vp3dsp
  1654. "
  1655. CMDLINE_SELECT="
  1656. $ARCH_EXT_LIST
  1657. $CONFIG_LIST
  1658. $HAVE_LIST_CMDLINE
  1659. $THREADS_LIST
  1660. asm
  1661. cross_compile
  1662. debug
  1663. extra_warnings
  1664. logging
  1665. lto
  1666. optimizations
  1667. rpath
  1668. stripping
  1669. "
  1670. PATHS_LIST="
  1671. bindir
  1672. datadir
  1673. docdir
  1674. incdir
  1675. libdir
  1676. mandir
  1677. prefix
  1678. shlibdir
  1679. "
  1680. CMDLINE_SET="
  1681. $PATHS_LIST
  1682. ar
  1683. arch
  1684. as
  1685. assert_level
  1686. build_suffix
  1687. cc
  1688. cpu
  1689. cross_prefix
  1690. cxx
  1691. dep_cc
  1692. extra_version
  1693. gas
  1694. host_cc
  1695. host_cflags
  1696. host_ld
  1697. host_ldflags
  1698. host_libs
  1699. host_os
  1700. install
  1701. ld
  1702. logfile
  1703. malloc_prefix
  1704. nm
  1705. optflags
  1706. pkg_config
  1707. pkg_config_flags
  1708. progs_suffix
  1709. random_seed
  1710. ranlib
  1711. samples
  1712. strip
  1713. sysinclude
  1714. sysroot
  1715. target_exec
  1716. target_os
  1717. target_path
  1718. target_samples
  1719. tempprefix
  1720. toolchain
  1721. valgrind
  1722. yasmexe
  1723. "
  1724. CMDLINE_APPEND="
  1725. extra_cflags
  1726. extra_cxxflags
  1727. host_cppflags
  1728. "
  1729. # code dependency declarations
  1730. # architecture extensions
  1731. armv5te_deps="arm"
  1732. armv6_deps="arm"
  1733. armv6t2_deps="arm"
  1734. armv8_deps="aarch64"
  1735. neon_deps_any="aarch64 arm"
  1736. vfp_deps_any="aarch64 arm"
  1737. vfpv3_deps="vfp"
  1738. map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
  1739. mipsfpu_deps="mips"
  1740. mips32r2_deps="mips"
  1741. mipsdspr1_deps="mips"
  1742. mipsdspr2_deps="mips"
  1743. altivec_deps="ppc"
  1744. ppc4xx_deps="ppc"
  1745. cpunop_deps="i686"
  1746. x86_64_select="i686"
  1747. x86_64_suggest="fast_cmov"
  1748. amd3dnow_deps="mmx"
  1749. amd3dnowext_deps="amd3dnow"
  1750. i686_deps="x86"
  1751. mmx_deps="x86"
  1752. mmxext_deps="mmx"
  1753. sse_deps="mmxext"
  1754. sse2_deps="sse"
  1755. sse3_deps="sse2"
  1756. ssse3_deps="sse3"
  1757. sse4_deps="ssse3"
  1758. sse42_deps="sse4"
  1759. avx_deps="sse42"
  1760. xop_deps="avx"
  1761. fma3_deps="avx"
  1762. fma4_deps="avx"
  1763. avx2_deps="avx"
  1764. mmx_external_deps="yasm"
  1765. mmx_inline_deps="inline_asm"
  1766. mmx_suggest="mmx_external mmx_inline"
  1767. for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
  1768. eval dep=\$${ext}_deps
  1769. eval ${ext}_external_deps='"${dep}_external"'
  1770. eval ${ext}_inline_deps='"${dep}_inline"'
  1771. eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
  1772. done
  1773. aligned_stack_if_any="aarch64 ppc x86"
  1774. fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
  1775. fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
  1776. fast_unaligned_if_any="aarch64 ppc x86"
  1777. need_memalign="altivec neon sse"
  1778. # system capabilities
  1779. symver_if_any="symver_asm_label symver_gnu_asm"
  1780. # threading support
  1781. atomics_gcc_if="sync_val_compare_and_swap"
  1782. atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
  1783. atomics_win32_if="MemoryBarrier"
  1784. atomics_native_if_any="$ATOMICS_LIST"
  1785. w32threads_deps="atomics_native"
  1786. threads_if_any="$THREADS_LIST"
  1787. # subsystems
  1788. dct_select="rdft"
  1789. error_resilience_select="dsputil"
  1790. frame_thread_encoder_deps="encoders threads"
  1791. mdct_select="fft"
  1792. rdft_select="fft"
  1793. mpegaudio_select="mpegaudiodsp"
  1794. mpegaudiodsp_select="dct"
  1795. mpegvideo_select="dsputil h264chroma hpeldsp videodsp"
  1796. mpegvideoenc_select="dsputil mpegvideo qpeldsp"
  1797. # decoders / encoders
  1798. aac_decoder_select="mdct sinewin"
  1799. aac_encoder_select="audio_frame_queue mdct sinewin"
  1800. aac_latm_decoder_select="aac_decoder aac_latm_parser"
  1801. ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
  1802. ac3_fixed_decoder_select="mdct ac3dsp ac3_parser dsputil"
  1803. ac3_encoder_select="mdct ac3dsp dsputil"
  1804. ac3_fixed_encoder_select="mdct ac3dsp dsputil"
  1805. aic_decoder_select="dsputil golomb"
  1806. alac_encoder_select="lpc"
  1807. als_decoder_select="dsputil"
  1808. amrnb_decoder_select="lsp"
  1809. amrwb_decoder_select="lsp"
  1810. amv_decoder_select="sp5x_decoder exif"
  1811. amv_encoder_select="aandcttables"
  1812. ape_decoder_select="dsputil"
  1813. asv1_decoder_select="dsputil"
  1814. asv1_encoder_select="dsputil"
  1815. asv2_decoder_select="dsputil"
  1816. asv2_encoder_select="dsputil"
  1817. atrac1_decoder_select="mdct sinewin"
  1818. atrac3_decoder_select="mdct"
  1819. atrac3p_decoder_select="mdct sinewin"
  1820. avrn_decoder_select="exif"
  1821. bink_decoder_select="dsputil hpeldsp"
  1822. binkaudio_dct_decoder_select="mdct rdft dct sinewin"
  1823. binkaudio_rdft_decoder_select="mdct rdft sinewin"
  1824. cavs_decoder_select="dsputil golomb h264chroma qpeldsp videodsp"
  1825. cllc_decoder_select="dsputil"
  1826. comfortnoise_encoder_select="lpc"
  1827. cook_decoder_select="dsputil mdct sinewin"
  1828. cscd_decoder_select="lzo"
  1829. cscd_decoder_suggest="zlib"
  1830. dca_decoder_select="mdct"
  1831. dirac_decoder_select="dsputil dwt golomb videodsp"
  1832. dnxhd_decoder_select="dsputil"
  1833. dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
  1834. dvvideo_decoder_select="dsputil"
  1835. dvvideo_encoder_select="dsputil"
  1836. dxa_decoder_select="zlib"
  1837. eac3_decoder_select="ac3_decoder"
  1838. eac3_encoder_select="ac3_encoder"
  1839. eamad_decoder_select="aandcttables dsputil mpegvideo"
  1840. eatgq_decoder_select="aandcttables"
  1841. eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
  1842. exr_decoder_select="zlib"
  1843. ffv1_decoder_select="golomb rangecoder"
  1844. ffv1_encoder_select="rangecoder"
  1845. ffvhuff_decoder_select="huffyuv_decoder"
  1846. ffvhuff_encoder_select="huffyuv_encoder"
  1847. fic_decoder_select="golomb"
  1848. flac_decoder_select="golomb"
  1849. flac_encoder_select="dsputil golomb lpc"
  1850. flashsv_decoder_select="zlib"
  1851. flashsv_encoder_select="zlib"
  1852. flashsv2_encoder_select="zlib"
  1853. flashsv2_decoder_select="zlib"
  1854. flv_decoder_select="h263_decoder"
  1855. flv_encoder_select="h263_encoder"
  1856. fourxm_decoder_select="dsputil"
  1857. fraps_decoder_select="dsputil huffman"
  1858. g2m_decoder_select="dsputil zlib"
  1859. g729_decoder_select="dsputil"
  1860. h261_decoder_select="error_resilience mpegvideo"
  1861. h261_encoder_select="aandcttables mpegvideoenc"
  1862. h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo qpeldsp"
  1863. h263_encoder_select="aandcttables h263dsp mpegvideoenc"
  1864. h263i_decoder_select="h263_decoder"
  1865. h263p_encoder_select="h263_encoder"
  1866. h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
  1867. h264_decoder_suggest="error_resilience"
  1868. hevc_decoder_select="cabac dsputil golomb videodsp"
  1869. huffyuv_decoder_select="dsputil huffyuvdsp llviddsp"
  1870. huffyuv_encoder_select="dsputil huffman huffyuvencdsp llviddsp"
  1871. iac_decoder_select="imc_decoder"
  1872. imc_decoder_select="dsputil fft mdct sinewin"
  1873. indeo3_decoder_select="hpeldsp"
  1874. interplay_video_decoder_select="hpeldsp"
  1875. jpegls_decoder_select="golomb mjpeg_decoder"
  1876. jpegls_encoder_select="golomb"
  1877. jv_decoder_select="dsputil"
  1878. lagarith_decoder_select="huffyuvdsp"
  1879. ljpeg_encoder_select="aandcttables mpegvideoenc"
  1880. loco_decoder_select="golomb"
  1881. mdec_decoder_select="dsputil error_resilience mpegvideo"
  1882. metasound_decoder_select="lsp mdct sinewin"
  1883. mimic_decoder_select="dsputil hpeldsp"
  1884. mjpeg_decoder_select="dsputil hpeldsp exif"
  1885. mjpeg_encoder_select="aandcttables mpegvideoenc"
  1886. mjpegb_decoder_select="mjpeg_decoder"
  1887. mlp_decoder_select="mlp_parser"
  1888. motionpixels_decoder_select="dsputil"
  1889. mp1_decoder_select="mpegaudio"
  1890. mp1float_decoder_select="mpegaudio"
  1891. mp2_decoder_select="mpegaudio"
  1892. mp2float_decoder_select="mpegaudio"
  1893. mp3_decoder_select="mpegaudio"
  1894. mp3adu_decoder_select="mpegaudio"
  1895. mp3adufloat_decoder_select="mpegaudio"
  1896. mp3float_decoder_select="mpegaudio"
  1897. mp3on4_decoder_select="mpegaudio"
  1898. mp3on4float_decoder_select="mpegaudio"
  1899. mpc7_decoder_select="dsputil mpegaudiodsp"
  1900. mpc8_decoder_select="mpegaudiodsp"
  1901. mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
  1902. mpeg_xvmc_decoder_select="mpeg2video_decoder"
  1903. mpeg1video_decoder_select="error_resilience mpegvideo"
  1904. mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
  1905. mpeg2video_decoder_select="error_resilience mpegvideo"
  1906. mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
  1907. mpeg4_decoder_select="h263_decoder mpeg4video_parser"
  1908. mpeg4_encoder_select="h263_encoder"
  1909. msmpeg4v1_decoder_select="h263_decoder"
  1910. msmpeg4v2_decoder_select="h263_decoder"
  1911. msmpeg4v2_encoder_select="h263_encoder"
  1912. msmpeg4v3_decoder_select="h263_decoder"
  1913. msmpeg4v3_encoder_select="h263_encoder"
  1914. mss2_decoder_select="error_resilience qpeldsp vc1_decoder"
  1915. mxpeg_decoder_select="mjpeg_decoder"
  1916. nellymoser_decoder_select="mdct sinewin"
  1917. nellymoser_encoder_select="audio_frame_queue mdct sinewin"
  1918. nuv_decoder_select="dsputil lzo"
  1919. on2avc_decoder_select="mdct"
  1920. opus_decoder_deps="swresample"
  1921. png_decoder_select="zlib"
  1922. png_encoder_select="huffyuvencdsp zlib"
  1923. prores_decoder_select="dsputil"
  1924. prores_encoder_select="dsputil"
  1925. qcelp_decoder_select="lsp"
  1926. qdm2_decoder_select="mdct rdft mpegaudiodsp"
  1927. ra_144_encoder_select="audio_frame_queue lpc"
  1928. ralf_decoder_select="golomb"
  1929. rawvideo_decoder_select="dsputil"
  1930. rtjpeg_decoder_select="dsputil"
  1931. rv10_decoder_select="error_resilience h263_decoder h263dsp"
  1932. rv10_encoder_select="h263_encoder"
  1933. rv20_decoder_select="error_resilience h263_decoder h263dsp"
  1934. rv20_encoder_select="h263_encoder"
  1935. rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
  1936. rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
  1937. shorten_decoder_select="golomb"
  1938. sipr_decoder_select="lsp"
  1939. snow_decoder_select="dsputil dwt h264qpel hpeldsp rangecoder"
  1940. snow_encoder_select="aandcttables dsputil dwt h264qpel hpeldsp mpegvideoenc rangecoder"
  1941. sonic_decoder_select="golomb rangecoder"
  1942. sonic_encoder_select="golomb rangecoder"
  1943. sonic_ls_encoder_select="golomb rangecoder"
  1944. sp5x_decoder_select="mjpeg_decoder"
  1945. svq1_decoder_select="hpeldsp"
  1946. svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
  1947. svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
  1948. svq3_decoder_suggest="zlib"
  1949. tak_decoder_select="dsputil"
  1950. theora_decoder_select="vp3_decoder"
  1951. thp_decoder_select="mjpeg_decoder"
  1952. tiff_decoder_suggest="zlib"
  1953. tiff_encoder_suggest="zlib"
  1954. truehd_decoder_select="mlp_parser"
  1955. truemotion2_decoder_select="dsputil"
  1956. truespeech_decoder_select="dsputil"
  1957. tscc_decoder_select="zlib"
  1958. twinvq_decoder_select="mdct lsp sinewin"
  1959. utvideo_decoder_select="dsputil"
  1960. utvideo_encoder_select="dsputil huffman huffyuvencdsp"
  1961. vble_decoder_select="huffyuvdsp"
  1962. vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8 qpeldsp"
  1963. vc1image_decoder_select="vc1_decoder"
  1964. vorbis_decoder_select="mdct"
  1965. vorbis_encoder_select="mdct"
  1966. vp3_decoder_select="hpeldsp vp3dsp videodsp"
  1967. vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
  1968. vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
  1969. vp6a_decoder_select="vp6_decoder"
  1970. vp6f_decoder_select="vp6_decoder"
  1971. vp7_decoder_select="h264pred videodsp"
  1972. vp8_decoder_select="h264pred videodsp"
  1973. vp9_decoder_select="videodsp vp9_parser"
  1974. webp_decoder_select="vp8_decoder"
  1975. wmapro_decoder_select="mdct sinewin"
  1976. wmav1_decoder_select="mdct sinewin"
  1977. wmav1_encoder_select="mdct sinewin"
  1978. wmav2_decoder_select="mdct sinewin"
  1979. wmav2_encoder_select="mdct sinewin"
  1980. wmavoice_decoder_select="lsp rdft dct mdct sinewin"
  1981. wmv1_decoder_select="h263_decoder"
  1982. wmv1_encoder_select="h263_encoder"
  1983. wmv2_decoder_select="h263_decoder intrax8 videodsp"
  1984. wmv2_encoder_select="h263_encoder"
  1985. wmv3_decoder_select="vc1_decoder"
  1986. wmv3image_decoder_select="wmv3_decoder"
  1987. zerocodec_decoder_select="zlib"
  1988. zlib_decoder_select="zlib"
  1989. zlib_encoder_select="zlib"
  1990. zmbv_decoder_select="zlib"
  1991. zmbv_encoder_select="zlib"
  1992. # hardware accelerators
  1993. crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
  1994. dxva2_deps="dxva2api_h"
  1995. vaapi_deps="va_va_h"
  1996. vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
  1997. vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
  1998. vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1999. xvmc_deps="X11_extensions_XvMClib_h"
  2000. h263_vaapi_hwaccel_deps="vaapi"
  2001. h263_vaapi_hwaccel_select="h263_decoder"
  2002. h263_vdpau_hwaccel_deps="vdpau"
  2003. h263_vdpau_hwaccel_select="h263_decoder"
  2004. h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
  2005. h264_dxva2_hwaccel_deps="dxva2"
  2006. h264_dxva2_hwaccel_select="h264_decoder"
  2007. h264_vaapi_hwaccel_deps="vaapi"
  2008. h264_vaapi_hwaccel_select="h264_decoder"
  2009. h264_vda_decoder_deps="vda"
  2010. h264_vda_decoder_select="h264_decoder"
  2011. h264_vda_hwaccel_deps="vda"
  2012. h264_vda_hwaccel_select="h264_decoder"
  2013. h264_vda_old_hwaccel_deps="vda"
  2014. h264_vda_old_hwaccel_select="h264_decoder"
  2015. h264_vdpau_decoder_deps="vdpau"
  2016. h264_vdpau_decoder_select="h264_decoder"
  2017. h264_vdpau_hwaccel_deps="vdpau"
  2018. h264_vdpau_hwaccel_select="h264_decoder"
  2019. mpeg_vdpau_decoder_deps="vdpau"
  2020. mpeg_vdpau_decoder_select="mpeg2video_decoder"
  2021. mpeg_xvmc_hwaccel_deps="xvmc"
  2022. mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
  2023. mpeg1_vdpau_decoder_deps="vdpau"
  2024. mpeg1_vdpau_decoder_select="mpeg1video_decoder"
  2025. mpeg1_vdpau_hwaccel_deps="vdpau"
  2026. mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
  2027. mpeg1_xvmc_hwaccel_deps="xvmc"
  2028. mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
  2029. mpeg2_crystalhd_decoder_select="crystalhd"
  2030. mpeg2_dxva2_hwaccel_deps="dxva2"
  2031. mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
  2032. mpeg2_vaapi_hwaccel_deps="vaapi"
  2033. mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
  2034. mpeg2_vdpau_hwaccel_deps="vdpau"
  2035. mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
  2036. mpeg2_xvmc_hwaccel_deps="xvmc"
  2037. mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
  2038. mpeg4_crystalhd_decoder_select="crystalhd"
  2039. mpeg4_vaapi_hwaccel_deps="vaapi"
  2040. mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
  2041. mpeg4_vdpau_decoder_deps="vdpau"
  2042. mpeg4_vdpau_decoder_select="mpeg4_decoder"
  2043. mpeg4_vdpau_hwaccel_deps="vdpau"
  2044. mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
  2045. msmpeg4_crystalhd_decoder_select="crystalhd"
  2046. vc1_crystalhd_decoder_select="crystalhd"
  2047. vc1_dxva2_hwaccel_deps="dxva2"
  2048. vc1_dxva2_hwaccel_select="vc1_decoder"
  2049. vc1_vaapi_hwaccel_deps="vaapi"
  2050. vc1_vaapi_hwaccel_select="vc1_decoder"
  2051. vc1_vdpau_decoder_deps="vdpau"
  2052. vc1_vdpau_decoder_select="vc1_decoder"
  2053. vc1_vdpau_hwaccel_deps="vdpau"
  2054. vc1_vdpau_hwaccel_select="vc1_decoder"
  2055. wmv3_crystalhd_decoder_select="crystalhd"
  2056. wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
  2057. wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
  2058. wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
  2059. wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
  2060. # parsers
  2061. h264_parser_select="h264_decoder"
  2062. hevc_parser_select="hevc_decoder"
  2063. mpegvideo_parser_select="error_resilience mpegvideo"
  2064. mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
  2065. vc1_parser_select="mpegvideo"
  2066. # external libraries
  2067. libaacplus_encoder_deps="libaacplus"
  2068. libcelt_decoder_deps="libcelt"
  2069. libfaac_encoder_deps="libfaac"
  2070. libfaac_encoder_select="audio_frame_queue"
  2071. libfdk_aac_decoder_deps="libfdk_aac"
  2072. libfdk_aac_encoder_deps="libfdk_aac"
  2073. libfdk_aac_encoder_select="audio_frame_queue"
  2074. libgme_demuxer_deps="libgme"
  2075. libgsm_decoder_deps="libgsm"
  2076. libgsm_encoder_deps="libgsm"
  2077. libgsm_ms_decoder_deps="libgsm"
  2078. libgsm_ms_encoder_deps="libgsm"
  2079. libilbc_decoder_deps="libilbc"
  2080. libilbc_encoder_deps="libilbc"
  2081. libmodplug_demuxer_deps="libmodplug"
  2082. libmp3lame_encoder_deps="libmp3lame"
  2083. libmp3lame_encoder_select="audio_frame_queue"
  2084. libopencore_amrnb_decoder_deps="libopencore_amrnb"
  2085. libopencore_amrnb_encoder_deps="libopencore_amrnb"
  2086. libopencore_amrnb_encoder_select="audio_frame_queue"
  2087. libopencore_amrwb_decoder_deps="libopencore_amrwb"
  2088. libopenjpeg_decoder_deps="libopenjpeg"
  2089. libopenjpeg_encoder_deps="libopenjpeg"
  2090. libopus_decoder_deps="libopus"
  2091. libopus_encoder_deps="libopus"
  2092. libopus_encoder_select="audio_frame_queue"
  2093. libquvi_demuxer_deps="libquvi"
  2094. libschroedinger_decoder_deps="libschroedinger"
  2095. libschroedinger_encoder_deps="libschroedinger"
  2096. libshine_encoder_deps="libshine"
  2097. libshine_encoder_select="audio_frame_queue"
  2098. libspeex_decoder_deps="libspeex"
  2099. libspeex_encoder_deps="libspeex"
  2100. libspeex_encoder_select="audio_frame_queue"
  2101. libstagefright_h264_decoder_deps="libstagefright_h264"
  2102. libtheora_encoder_deps="libtheora"
  2103. libtwolame_encoder_deps="libtwolame"
  2104. libvo_aacenc_encoder_deps="libvo_aacenc"
  2105. libvo_aacenc_encoder_select="audio_frame_queue"
  2106. libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
  2107. libvorbis_decoder_deps="libvorbis"
  2108. libvorbis_encoder_deps="libvorbis"
  2109. libvorbis_encoder_select="audio_frame_queue"
  2110. libvpx_vp8_decoder_deps="libvpx"
  2111. libvpx_vp8_encoder_deps="libvpx"
  2112. libvpx_vp9_decoder_deps="libvpx"
  2113. libvpx_vp9_encoder_deps="libvpx"
  2114. libwavpack_encoder_deps="libwavpack"
  2115. libwebp_encoder_deps="libwebp"
  2116. libx264_encoder_deps="libx264"
  2117. libx264rgb_encoder_deps="libx264"
  2118. libx265_encoder_deps="libx265"
  2119. libxavs_encoder_deps="libxavs"
  2120. libxvid_encoder_deps="libxvid"
  2121. libutvideo_decoder_deps="libutvideo"
  2122. libutvideo_encoder_deps="libutvideo"
  2123. libzvbi_teletext_decoder_deps="libzvbi"
  2124. # demuxers / muxers
  2125. ac3_demuxer_select="ac3_parser"
  2126. asf_demuxer_select="riffdec"
  2127. asf_muxer_select="riffenc"
  2128. asf_stream_muxer_select="asf_muxer"
  2129. avi_demuxer_select="riffdec exif"
  2130. avi_muxer_select="riffenc"
  2131. avisynth_demuxer_deps="avisynth"
  2132. avisynth_demuxer_select="riffdec"
  2133. caf_demuxer_select="riffdec"
  2134. dirac_demuxer_select="dirac_parser"
  2135. dts_demuxer_select="dca_parser"
  2136. dtshd_demuxer_select="dca_parser"
  2137. dxa_demuxer_select="riffdec"
  2138. eac3_demuxer_select="ac3_parser"
  2139. f4v_muxer_select="mov_muxer"
  2140. flac_demuxer_select="flac_parser"
  2141. hds_muxer_select="flv_muxer"
  2142. hls_muxer_select="mpegts_muxer"
  2143. image2_alias_pix_demuxer_select="image2_demuxer"
  2144. image2_brender_pix_demuxer_select="image2_demuxer"
  2145. ipod_muxer_select="mov_muxer"
  2146. ismv_muxer_select="mov_muxer"
  2147. libnut_demuxer_deps="libnut"
  2148. libnut_muxer_deps="libnut"
  2149. matroska_audio_muxer_select="matroska_muxer"
  2150. matroska_demuxer_select="riffdec"
  2151. matroska_demuxer_suggest="bzlib lzo zlib"
  2152. matroska_muxer_select="riffenc"
  2153. mmf_muxer_select="riffenc"
  2154. mov_demuxer_select="riffdec"
  2155. mov_demuxer_suggest="zlib"
  2156. mov_muxer_select="riffenc rtpenc_chain"
  2157. mp3_demuxer_select="mpegaudio_parser"
  2158. mp4_muxer_select="mov_muxer"
  2159. mpegts_muxer_select="adts_muxer latm_muxer"
  2160. mpegtsraw_demuxer_select="mpegts_demuxer"
  2161. mxf_d10_muxer_select="mxf_muxer"
  2162. nut_muxer_select="riffenc"
  2163. nuv_demuxer_select="riffdec"
  2164. ogg_demuxer_select="golomb"
  2165. psp_muxer_select="mov_muxer"
  2166. rtp_demuxer_select="sdp_demuxer"
  2167. rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
  2168. rtsp_demuxer_select="http_protocol rtpdec"
  2169. rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
  2170. sap_demuxer_select="sdp_demuxer"
  2171. sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
  2172. sdp_demuxer_select="rtpdec"
  2173. smoothstreaming_muxer_select="ismv_muxer"
  2174. spdif_muxer_select="aac_parser"
  2175. tak_demuxer_select="tak_parser"
  2176. tg2_muxer_select="mov_muxer"
  2177. tgp_muxer_select="mov_muxer"
  2178. vobsub_demuxer_select="mpegps_demuxer"
  2179. w64_demuxer_select="wav_demuxer"
  2180. w64_muxer_select="wav_muxer"
  2181. wav_demuxer_select="riffdec"
  2182. wav_muxer_select="riffenc"
  2183. webm_muxer_select="riffenc"
  2184. wtv_demuxer_select="riffdec"
  2185. wtv_muxer_select="riffenc"
  2186. xmv_demuxer_select="riffdec"
  2187. xwma_demuxer_select="riffdec"
  2188. # indevs / outdevs
  2189. alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
  2190. alsa_outdev_deps="alsa_asoundlib_h"
  2191. avfoundation_indev_extralibs="-framework CoreVideo -framework Foundation -framework AVFoundation -framework CoreMedia"
  2192. avfoundation_indev_select="avfoundation"
  2193. bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
  2194. caca_outdev_deps="libcaca"
  2195. decklink_outdev_deps="decklink pthreads"
  2196. decklink_outdev_extralibs="-lstdc++"
  2197. dshow_indev_deps="IBaseFilter"
  2198. dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid"
  2199. dv1394_indev_deps="dv1394"
  2200. dv1394_indev_select="dv_demuxer"
  2201. fbdev_indev_deps="linux_fb_h"
  2202. fbdev_outdev_deps="linux_fb_h"
  2203. gdigrab_indev_deps="CreateDIBSection"
  2204. gdigrab_indev_extralibs="-lgdi32"
  2205. gdigrab_indev_select="bmp_decoder"
  2206. iec61883_indev_deps="libiec61883"
  2207. jack_indev_deps="jack_jack_h sem_timedwait"
  2208. lavfi_indev_deps="avfilter"
  2209. libcdio_indev_deps="libcdio"
  2210. libdc1394_indev_deps="libdc1394"
  2211. libv4l2_indev_deps="libv4l2"
  2212. openal_indev_deps="openal"
  2213. opengl_outdev_deps="opengl"
  2214. oss_indev_deps_any="soundcard_h sys_soundcard_h"
  2215. oss_outdev_deps_any="soundcard_h sys_soundcard_h"
  2216. pulse_indev_deps="libpulse"
  2217. pulse_outdev_deps="libpulse"
  2218. qtkit_indev_extralibs="-framework QTKit -framework Foundation -framework QuartzCore"
  2219. qtkit_indev_select="qtkit"
  2220. sdl_outdev_deps="sdl"
  2221. sndio_indev_deps="sndio_h"
  2222. sndio_outdev_deps="sndio_h"
  2223. v4l_indev_deps="linux_videodev_h"
  2224. v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
  2225. v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
  2226. vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
  2227. vfwcap_indev_extralibs="-lavicap32"
  2228. xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
  2229. xv_outdev_extralibs="-lXv -lX11 -lXext"
  2230. x11grab_indev_deps="x11grab"
  2231. # protocols
  2232. bluray_protocol_deps="libbluray"
  2233. ffrtmpcrypt_protocol_deps="!librtmp_protocol"
  2234. ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
  2235. ffrtmpcrypt_protocol_select="tcp_protocol"
  2236. ffrtmphttp_protocol_deps="!librtmp_protocol"
  2237. ffrtmphttp_protocol_select="http_protocol"
  2238. ftp_protocol_select="tcp_protocol"
  2239. gopher_protocol_select="network"
  2240. http_protocol_select="tcp_protocol"
  2241. httpproxy_protocol_select="tcp_protocol"
  2242. https_protocol_select="tls_protocol"
  2243. librtmp_protocol_deps="librtmp"
  2244. librtmpe_protocol_deps="librtmp"
  2245. librtmps_protocol_deps="librtmp"
  2246. librtmpt_protocol_deps="librtmp"
  2247. librtmpte_protocol_deps="librtmp"
  2248. libssh_protocol_deps="libssh"
  2249. mmsh_protocol_select="http_protocol"
  2250. mmst_protocol_select="network"
  2251. rtmp_protocol_deps="!librtmp_protocol"
  2252. rtmp_protocol_select="tcp_protocol"
  2253. rtmpe_protocol_select="ffrtmpcrypt_protocol"
  2254. rtmps_protocol_deps="!librtmp_protocol"
  2255. rtmps_protocol_select="tls_protocol"
  2256. rtmpt_protocol_select="ffrtmphttp_protocol"
  2257. rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
  2258. rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
  2259. rtp_protocol_select="udp_protocol"
  2260. sctp_protocol_deps="struct_sctp_event_subscribe"
  2261. sctp_protocol_select="network"
  2262. srtp_protocol_select="rtp_protocol"
  2263. tcp_protocol_select="network"
  2264. tls_protocol_deps_any="openssl gnutls"
  2265. tls_protocol_select="tcp_protocol"
  2266. udp_protocol_select="network"
  2267. unix_protocol_deps="sys_un_h"
  2268. unix_protocol_select="network"
  2269. # filters
  2270. aconvert_filter_deps="swresample"
  2271. amovie_filter_deps="avcodec avformat"
  2272. aresample_filter_deps="swresample"
  2273. ass_filter_deps="libass"
  2274. asyncts_filter_deps="avresample"
  2275. atempo_filter_deps="avcodec"
  2276. atempo_filter_select="rdft"
  2277. azmq_filter_deps="libzmq"
  2278. blackframe_filter_deps="gpl"
  2279. boxblur_filter_deps="gpl"
  2280. bs2b_filter_deps="libbs2b"
  2281. colormatrix_filter_deps="gpl"
  2282. cropdetect_filter_deps="gpl"
  2283. dctdnoiz_filter_deps="avcodec"
  2284. dctdnoiz_filter_select="dct"
  2285. delogo_filter_deps="gpl"
  2286. deshake_filter_deps="avcodec"
  2287. deshake_filter_select="dsputil"
  2288. drawtext_filter_deps="libfreetype"
  2289. ebur128_filter_deps="gpl"
  2290. flite_filter_deps="libflite"
  2291. frei0r_filter_deps="frei0r dlopen"
  2292. frei0r_filter_extralibs='$ldl'
  2293. frei0r_src_filter_deps="frei0r dlopen"
  2294. frei0r_src_filter_extralibs='$ldl'
  2295. geq_filter_deps="gpl"
  2296. histeq_filter_deps="gpl"
  2297. hqdn3d_filter_deps="gpl"
  2298. interlace_filter_deps="gpl"
  2299. kerndeint_filter_deps="gpl"
  2300. ladspa_filter_deps="ladspa dlopen"
  2301. ladspa_filter_extralibs='$ldl'
  2302. mcdeint_filter_deps="avcodec gpl"
  2303. movie_filter_deps="avcodec avformat"
  2304. mp_filter_deps="gpl avcodec swscale inline_asm"
  2305. mpdecimate_filter_deps="gpl avcodec"
  2306. mptestsrc_filter_deps="gpl"
  2307. negate_filter_deps="lut_filter"
  2308. perspective_filter_deps="gpl"
  2309. ocv_filter_deps="libopencv"
  2310. owdenoise_filter_deps="gpl"
  2311. pan_filter_deps="swresample"
  2312. phase_filter_deps="gpl"
  2313. pp_filter_deps="gpl postproc"
  2314. pullup_filter_deps="gpl"
  2315. removelogo_filter_deps="avcodec avformat swscale"
  2316. resample_filter_deps="avresample"
  2317. sab_filter_deps="gpl swscale"
  2318. scale_filter_deps="swscale"
  2319. smartblur_filter_deps="gpl swscale"
  2320. showspectrum_filter_deps="avcodec"
  2321. showspectrum_filter_select="rdft"
  2322. spp_filter_deps="gpl avcodec"
  2323. spp_filter_select="fft"
  2324. stereo3d_filter_deps="gpl"
  2325. subtitles_filter_deps="avformat avcodec libass"
  2326. super2xsai_filter_deps="gpl"
  2327. tinterlace_filter_deps="gpl"
  2328. vidstabdetect_filter_deps="libvidstab"
  2329. vidstabtransform_filter_deps="libvidstab"
  2330. pixfmts_super2xsai_test_deps="super2xsai_filter"
  2331. tinterlace_merge_test_deps="tinterlace_filter"
  2332. tinterlace_pad_test_deps="tinterlace_filter"
  2333. zmq_filter_deps="libzmq"
  2334. # examples
  2335. avio_reading="avformat avcodec avutil"
  2336. avcodec_example_deps="avcodec avutil"
  2337. demuxing_decoding_example_deps="avcodec avformat avutil"
  2338. filter_audio_example_deps="avfilter avutil"
  2339. filtering_audio_example_deps="avfilter avcodec avformat avutil"
  2340. filtering_video_example_deps="avfilter avcodec avformat avutil"
  2341. metadata_example_deps="avformat avutil"
  2342. muxing_example_deps="avcodec avformat avutil swscale"
  2343. remuxing_example_deps="avcodec avformat avutil"
  2344. resampling_audio_example_deps="avutil swresample"
  2345. scaling_video_example_deps="avutil swscale"
  2346. transcode_aac_example_deps="avcodec avformat swresample"
  2347. transcoding_example_deps="avfilter avcodec avformat avutil"
  2348. # libraries, in linking order
  2349. avcodec_deps="avutil"
  2350. avdevice_deps="avformat avcodec avutil"
  2351. avfilter_deps="avutil"
  2352. avformat_deps="avcodec avutil"
  2353. avresample_deps="avutil"
  2354. postproc_deps="avutil gpl"
  2355. swresample_deps="avutil"
  2356. swscale_deps="avutil"
  2357. # programs
  2358. ffmpeg_deps="avcodec avfilter avformat swresample"
  2359. ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
  2360. null_filter
  2361. setpts_filter trim_filter"
  2362. ffplay_deps="avcodec avformat swscale swresample sdl"
  2363. ffplay_libs='$sdl_libs'
  2364. ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
  2365. ffprobe_deps="avcodec avformat"
  2366. ffserver_deps="avformat fork sarestart"
  2367. ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
  2368. # documentation
  2369. podpages_deps="perl"
  2370. manpages_deps="perl pod2man"
  2371. htmlpages_deps="perl texi2html"
  2372. txtpages_deps="perl makeinfo"
  2373. doc_deps_any="manpages htmlpages podpages txtpages"
  2374. # default parameters
  2375. logfile="config.log"
  2376. # installation paths
  2377. prefix_default="/usr/local"
  2378. bindir_default='${prefix}/bin'
  2379. datadir_default='${prefix}/share/ffmpeg'
  2380. docdir_default='${prefix}/share/doc/ffmpeg'
  2381. incdir_default='${prefix}/include'
  2382. libdir_default='${prefix}/lib'
  2383. mandir_default='${prefix}/share/man'
  2384. shlibdir_default="$libdir_default"
  2385. # toolchain
  2386. ar_default="ar"
  2387. cc_default="gcc"
  2388. cxx_default="g++"
  2389. host_cc_default="gcc"
  2390. cp_f="cp -f"
  2391. install="install"
  2392. ln_s="ln -s -f"
  2393. nm_default="nm -g"
  2394. objformat="elf"
  2395. pkg_config_default=pkg-config
  2396. ranlib_default="ranlib"
  2397. strip_default="strip"
  2398. yasmexe_default="yasm"
  2399. windres_default="windres"
  2400. nogas=":"
  2401. # OS
  2402. target_os_default=$(tolower $(uname -s))
  2403. host_os=$target_os_default
  2404. # machine
  2405. if test "$target_os_default" = aix; then
  2406. arch_default=$(uname -p)
  2407. else
  2408. arch_default=$(uname -m)
  2409. fi
  2410. cpu="generic"
  2411. # configurable options
  2412. enable $PROGRAM_LIST
  2413. enable $DOCUMENT_LIST
  2414. enable $EXAMPLE_LIST
  2415. enable $(filter_out avresample $LIBRARY_LIST)
  2416. enable stripping
  2417. enable asm
  2418. enable debug
  2419. enable doc
  2420. enable optimizations
  2421. enable runtime_cpudetect
  2422. enable safe_bitstream_reader
  2423. enable static
  2424. enable swscale_alpha
  2425. # Enable hwaccels by default.
  2426. enable dxva2 vaapi vda vdpau xvmc
  2427. enable xlib
  2428. # build settings
  2429. SHFLAGS='-shared -Wl,-soname,$$(@F)'
  2430. LIBPREF="lib"
  2431. LIBSUF=".a"
  2432. FULLNAME='$(NAME)$(BUILDSUF)'
  2433. LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
  2434. SLIBPREF="lib"
  2435. SLIBSUF=".so"
  2436. SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
  2437. SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
  2438. SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
  2439. LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
  2440. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
  2441. SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
  2442. asflags_filter=echo
  2443. cflags_filter=echo
  2444. ldflags_filter=echo
  2445. AS_C='-c'
  2446. AS_O='-o $@'
  2447. CC_C='-c'
  2448. CC_E='-E -o $@'
  2449. CC_O='-o $@'
  2450. CXX_C='-c'
  2451. CXX_O='-o $@'
  2452. LD_O='-o $@'
  2453. LD_LIB='-l%'
  2454. LD_PATH='-L'
  2455. HOSTCC_C='-c'
  2456. HOSTCC_E='-E -o $@'
  2457. HOSTCC_O='-o $@'
  2458. HOSTLD_O='-o $@'
  2459. host_libs='-lm'
  2460. host_cflags_filter=echo
  2461. host_ldflags_filter=echo
  2462. target_path='$(CURDIR)'
  2463. # since the object filename is not given with the -MM flag, the compiler
  2464. # is only able to print the basename, and we must add the path ourselves
  2465. DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
  2466. DEPFLAGS='-MM'
  2467. # find source path
  2468. if test -f configure; then
  2469. source_path=.
  2470. else
  2471. source_path=$(cd $(dirname "$0"); pwd)
  2472. echo "$source_path" | grep -q '[[:blank:]]' &&
  2473. die "Out of tree builds are impossible with whitespace in source path."
  2474. test -e "$source_path/config.h" &&
  2475. die "Out of tree builds are impossible with config.h in source dir."
  2476. fi
  2477. for v in "$@"; do
  2478. r=${v#*=}
  2479. l=${v%"$r"}
  2480. r=$(sh_quote "$r")
  2481. FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
  2482. done
  2483. find_things(){
  2484. thing=$1
  2485. pattern=$2
  2486. file=$source_path/$3
  2487. sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
  2488. }
  2489. ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
  2490. DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
  2491. HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
  2492. PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
  2493. BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
  2494. MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
  2495. DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
  2496. OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
  2497. INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
  2498. PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
  2499. FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
  2500. ALL_COMPONENTS="
  2501. $BSF_LIST
  2502. $DECODER_LIST
  2503. $DEMUXER_LIST
  2504. $ENCODER_LIST
  2505. $FILTER_LIST
  2506. $HWACCEL_LIST
  2507. $INDEV_LIST
  2508. $MUXER_LIST
  2509. $OUTDEV_LIST
  2510. $PARSER_LIST
  2511. $PROTOCOL_LIST
  2512. "
  2513. for n in $COMPONENT_LIST; do
  2514. v=$(toupper ${n%s})_LIST
  2515. eval enable \$$v
  2516. eval ${n}_if_any="\$$v"
  2517. done
  2518. enable $ARCH_EXT_LIST
  2519. die_unknown(){
  2520. echo "Unknown option \"$1\"."
  2521. echo "See $0 --help for available options."
  2522. exit 1
  2523. }
  2524. print_3_columns() {
  2525. cat | tr ' ' '\n' | sort | pr -r -3 -t
  2526. }
  2527. show_list() {
  2528. suffix=_$1
  2529. shift
  2530. echo $* | sed s/$suffix//g | print_3_columns
  2531. exit 0
  2532. }
  2533. rand_list(){
  2534. IFS=', '
  2535. set -- $*
  2536. unset IFS
  2537. for thing; do
  2538. comp=${thing%:*}
  2539. prob=${thing#$comp}
  2540. prob=${prob#:}
  2541. is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
  2542. echo "prob ${prob:-0.5}"
  2543. printf '%s\n' $comp
  2544. done
  2545. }
  2546. do_random(){
  2547. action=$1
  2548. shift
  2549. random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
  2550. $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
  2551. }
  2552. for opt do
  2553. optval="${opt#*=}"
  2554. case "$opt" in
  2555. --extra-ldflags=*)
  2556. add_ldflags $optval
  2557. ;;
  2558. --extra-libs=*)
  2559. add_extralibs $optval
  2560. ;;
  2561. --disable-devices)
  2562. disable $INDEV_LIST $OUTDEV_LIST
  2563. ;;
  2564. --enable-debug=*)
  2565. debuglevel="$optval"
  2566. ;;
  2567. --disable-programs)
  2568. disable $PROGRAM_LIST
  2569. ;;
  2570. --disable-everything)
  2571. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  2572. ;;
  2573. --disable-all)
  2574. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  2575. disable $LIBRARY_LIST $PROGRAM_LIST doc
  2576. ;;
  2577. --enable-random|--disable-random)
  2578. action=${opt%%-random}
  2579. do_random ${action#--} $COMPONENT_LIST
  2580. ;;
  2581. --enable-random=*|--disable-random=*)
  2582. action=${opt%%-random=*}
  2583. do_random ${action#--} $optval
  2584. ;;
  2585. --enable-*=*|--disable-*=*)
  2586. eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
  2587. is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
  2588. eval list=\$$(toupper $thing)_LIST
  2589. name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
  2590. list=$(filter "$name" $list)
  2591. [ "$list" = "" ] && warn "Option $opt did not match anything"
  2592. $action $list
  2593. ;;
  2594. --enable-?*|--disable-?*)
  2595. eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
  2596. if is_in $option $COMPONENT_LIST; then
  2597. test $action = disable && action=unset
  2598. eval $action \$$(toupper ${option%s})_LIST
  2599. elif is_in $option $CMDLINE_SELECT; then
  2600. $action $option
  2601. else
  2602. die_unknown $opt
  2603. fi
  2604. ;;
  2605. --list-*)
  2606. NAME="${opt#--list-}"
  2607. is_in $NAME $COMPONENT_LIST || die_unknown $opt
  2608. NAME=${NAME%s}
  2609. eval show_list $NAME \$$(toupper $NAME)_LIST
  2610. ;;
  2611. --help|-h) show_help
  2612. ;;
  2613. --fatal-warnings) enable fatal_warnings
  2614. ;;
  2615. *)
  2616. optname="${opt%%=*}"
  2617. optname="${optname#--}"
  2618. optname=$(echo "$optname" | sed 's/-/_/g')
  2619. if is_in $optname $CMDLINE_SET; then
  2620. eval $optname='$optval'
  2621. elif is_in $optname $CMDLINE_APPEND; then
  2622. append $optname "$optval"
  2623. else
  2624. die_unknown $opt
  2625. fi
  2626. ;;
  2627. esac
  2628. done
  2629. disabled logging && logfile=/dev/null
  2630. echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
  2631. set >> $logfile
  2632. test -n "$cross_prefix" && enable cross_compile
  2633. if enabled cross_compile; then
  2634. test -n "$arch" && test -n "$target_os" ||
  2635. die "Must specify target arch and OS when cross-compiling"
  2636. fi
  2637. ar_default="${cross_prefix}${ar_default}"
  2638. cc_default="${cross_prefix}${cc_default}"
  2639. cxx_default="${cross_prefix}${cxx_default}"
  2640. nm_default="${cross_prefix}${nm_default}"
  2641. pkg_config_default="${cross_prefix}${pkg_config_default}"
  2642. ranlib_default="${cross_prefix}${ranlib_default}"
  2643. strip_default="${cross_prefix}${strip_default}"
  2644. windres_default="${cross_prefix}${windres_default}"
  2645. sysinclude_default="${sysroot}/usr/include"
  2646. test -n "$valgrind" && toolchain="valgrind-memcheck"
  2647. case "$toolchain" in
  2648. clang-asan)
  2649. cc_default="clang"
  2650. add_cflags -fsanitize=address
  2651. add_ldflags -fsanitize=address
  2652. ;;
  2653. clang-tsan)
  2654. cc_default="clang"
  2655. add_cflags -fsanitize=thread -pie
  2656. add_ldflags -fsanitize=thread -pie
  2657. ;;
  2658. clang-usan)
  2659. cc_default="clang"
  2660. add_cflags -fsanitize=undefined
  2661. add_ldflags -fsanitize=undefined
  2662. ;;
  2663. gcc-asan)
  2664. cc_default="gcc"
  2665. add_cflags -fsanitize=address
  2666. add_ldflags -fsanitize=address
  2667. ;;
  2668. gcc-tsan)
  2669. cc_default="gcc"
  2670. add_cflags -fsanitize=thread -pie -fPIC
  2671. add_ldflags -fsanitize=thread -pie -fPIC
  2672. ;;
  2673. gcc-usan)
  2674. cc_default="gcc"
  2675. add_cflags -fsanitize=undefined
  2676. add_ldflags -fsanitize=undefined
  2677. ;;
  2678. valgrind-massif)
  2679. target_exec_default=${valgrind:-"valgrind"}
  2680. 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"
  2681. ;;
  2682. valgrind-memcheck)
  2683. target_exec_default=${valgrind:-"valgrind"}
  2684. target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
  2685. ;;
  2686. msvc)
  2687. # Check whether the current MSVC version needs the C99 converter.
  2688. # From MSVC 2013 (compiler major version 18) onwards, it does actually
  2689. # support enough of C99 to build ffmpeg. Default to the new
  2690. # behaviour if the regexp was unable to match anything, since this
  2691. # successfully parses the version number of existing supported
  2692. # versions that require the converter (MSVC 2010 and 2012).
  2693. cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
  2694. if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
  2695. cc_default="cl"
  2696. else
  2697. cc_default="c99wrap cl"
  2698. fi
  2699. ld_default="link"
  2700. nm_default="dumpbin -symbols"
  2701. ar_default="lib"
  2702. target_os_default="win32"
  2703. # Use a relative path for TMPDIR. This makes sure all the
  2704. # ffconf temp files are written with a relative path, avoiding
  2705. # issues with msys/win32 path conversion for MSVC parameters
  2706. # such as -Fo<file> or -out:<file>.
  2707. TMPDIR=.
  2708. ;;
  2709. icl)
  2710. cc_default="icl"
  2711. ld_default="xilink"
  2712. nm_default="dumpbin -symbols"
  2713. ar_default="xilib"
  2714. target_os_default="win32"
  2715. TMPDIR=.
  2716. ;;
  2717. gcov)
  2718. add_cflags -fprofile-arcs -ftest-coverage
  2719. add_ldflags -fprofile-arcs -ftest-coverage
  2720. ;;
  2721. hardened)
  2722. add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
  2723. add_ldflags -Wl,-z,relro -Wl,-z,now
  2724. ;;
  2725. ?*)
  2726. die "Unknown toolchain $toolchain"
  2727. ;;
  2728. esac
  2729. set_default arch cc cxx pkg_config ranlib strip sysinclude target_exec target_os yasmexe
  2730. enabled cross_compile || host_cc_default=$cc
  2731. set_default host_cc
  2732. if ! $pkg_config --version >/dev/null 2>&1; then
  2733. warn "$pkg_config not found, library detection may fail."
  2734. pkg_config=false
  2735. fi
  2736. exesuf() {
  2737. case $1 in
  2738. mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
  2739. esac
  2740. }
  2741. EXESUF=$(exesuf $target_os)
  2742. HOSTEXESUF=$(exesuf $host_os)
  2743. # set temporary file name
  2744. : ${TMPDIR:=$TEMPDIR}
  2745. : ${TMPDIR:=$TMP}
  2746. : ${TMPDIR:=/tmp}
  2747. if [ -n "$tempprefix" ] ; then
  2748. mktemp(){
  2749. echo $tempprefix.${HOSTNAME}.${UID}
  2750. }
  2751. elif ! check_cmd mktemp -u XXXXXX; then
  2752. # simple replacement for missing mktemp
  2753. # NOT SAFE FOR GENERAL USE
  2754. mktemp(){
  2755. echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
  2756. }
  2757. fi
  2758. tmpfile(){
  2759. tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
  2760. (set -C; exec > $tmp) 2>/dev/null ||
  2761. die "Unable to create temporary file in $TMPDIR."
  2762. append TMPFILES $tmp
  2763. eval $1=$tmp
  2764. }
  2765. trap 'rm -f -- $TMPFILES' EXIT
  2766. tmpfile TMPASM .asm
  2767. tmpfile TMPC .c
  2768. tmpfile TMPCPP .cpp
  2769. tmpfile TMPE $EXESUF
  2770. tmpfile TMPH .h
  2771. tmpfile TMPM .m
  2772. tmpfile TMPO .o
  2773. tmpfile TMPS .S
  2774. tmpfile TMPSH .sh
  2775. tmpfile TMPV .ver
  2776. unset -f mktemp
  2777. chmod +x $TMPE
  2778. # make sure we can execute files in $TMPDIR
  2779. cat > $TMPSH 2>> $logfile <<EOF
  2780. #! /bin/sh
  2781. EOF
  2782. chmod +x $TMPSH >> $logfile 2>&1
  2783. if ! $TMPSH >> $logfile 2>&1; then
  2784. cat <<EOF
  2785. Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
  2786. variable to another directory and make sure that it is not mounted noexec.
  2787. EOF
  2788. die "Sanity test failed."
  2789. fi
  2790. ccc_flags(){
  2791. for flag; do
  2792. case $flag in
  2793. -std=c99) echo -c99 ;;
  2794. -mcpu=*) echo -arch ${flag#*=} ;;
  2795. -mieee) echo -ieee ;;
  2796. -O*|-fast) echo $flag ;;
  2797. -fno-math-errno) echo -assume nomath_errno ;;
  2798. -g) echo -g3 ;;
  2799. -Wall) echo -msg_enable level2 ;;
  2800. -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
  2801. -Wl,*) echo $flag ;;
  2802. -f*|-W*) ;;
  2803. *) echo $flag ;;
  2804. esac
  2805. done
  2806. }
  2807. cparser_flags(){
  2808. for flag; do
  2809. case $flag in
  2810. -Wno-switch) echo -Wno-switch-enum ;;
  2811. -Wno-format-zero-length) ;;
  2812. -Wdisabled-optimization) ;;
  2813. -Wno-pointer-sign) echo -Wno-other ;;
  2814. *) echo $flag ;;
  2815. esac
  2816. done
  2817. }
  2818. msvc_common_flags(){
  2819. for flag; do
  2820. case $flag in
  2821. # In addition to specifying certain flags under the compiler
  2822. # specific filters, they must be specified here as well or else the
  2823. # generic catch all at the bottom will print the original flag.
  2824. -Wall) ;;
  2825. -std=c99) ;;
  2826. # Common flags
  2827. -fomit-frame-pointer) ;;
  2828. -g) echo -Z7 ;;
  2829. -fno-math-errno) ;;
  2830. -fno-common) ;;
  2831. -fno-signed-zeros) ;;
  2832. -fPIC) ;;
  2833. -mthumb) ;;
  2834. -march=*) ;;
  2835. -lz) echo zlib.lib ;;
  2836. -lavifil32) echo vfw32.lib ;;
  2837. -lavicap32) echo vfw32.lib user32.lib ;;
  2838. -l*) echo ${flag#-l}.lib ;;
  2839. *) echo $flag ;;
  2840. esac
  2841. done
  2842. }
  2843. msvc_flags(){
  2844. msvc_common_flags "$@"
  2845. for flag; do
  2846. case $flag in
  2847. -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
  2848. -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
  2849. -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
  2850. -wd4554 \
  2851. -wd4273 ;;
  2852. esac
  2853. done
  2854. }
  2855. icl_flags(){
  2856. msvc_common_flags "$@"
  2857. for flag; do
  2858. case $flag in
  2859. # Despite what Intel's documentation says -Wall, which is supported
  2860. # on Windows, does enable remarks so disable them here.
  2861. -Wall) echo $flag -Qdiag-disable:remark ;;
  2862. -std=c99) echo -Qstd=c99 ;;
  2863. esac
  2864. done
  2865. }
  2866. icc_flags(){
  2867. for flag; do
  2868. case $flag in
  2869. -flto) echo -ipo ;;
  2870. *) echo $flag ;;
  2871. esac
  2872. done
  2873. }
  2874. pgi_flags(){
  2875. for flag; do
  2876. case $flag in
  2877. -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
  2878. -fomit-frame-pointer) echo -Mnoframe ;;
  2879. -g) echo -gopt ;;
  2880. *) echo $flag ;;
  2881. esac
  2882. done
  2883. }
  2884. suncc_flags(){
  2885. for flag; do
  2886. case $flag in
  2887. -march=*|-mcpu=*)
  2888. case "${flag#*=}" in
  2889. native) echo -xtarget=native ;;
  2890. v9|niagara) echo -xarch=sparc ;;
  2891. ultrasparc) echo -xarch=sparcvis ;;
  2892. ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
  2893. i586|pentium) echo -xchip=pentium ;;
  2894. i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
  2895. pentium3*|c3-2) echo -xtarget=pentium3 ;;
  2896. pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
  2897. pentium4*) echo -xtarget=pentium4 ;;
  2898. prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
  2899. *-sse3) echo -xarch=sse3 ;;
  2900. core2) echo -xarch=ssse3 -xchip=core2 ;;
  2901. bonnell) echo -xarch=ssse3 ;;
  2902. corei7|nehalem) echo -xtarget=nehalem ;;
  2903. westmere) echo -xtarget=westmere ;;
  2904. silvermont) echo -xarch=sse4_2 ;;
  2905. corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
  2906. core-avx*|ivybridge|haswell|broadwell)
  2907. echo -xarch=avx ;;
  2908. amdfam10|barcelona) echo -xtarget=barcelona ;;
  2909. btver1) echo -xarch=amdsse4a ;;
  2910. btver2|bdver*) echo -xarch=avx ;;
  2911. athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
  2912. k8|opteron|athlon64|athlon-fx)
  2913. echo -xarch=sse2a ;;
  2914. athlon*) echo -xarch=pentium_proa ;;
  2915. esac
  2916. ;;
  2917. -std=c99) echo -xc99 ;;
  2918. -fomit-frame-pointer) echo -xregs=frameptr ;;
  2919. -fPIC) echo -KPIC -xcode=pic32 ;;
  2920. -W*,*) echo $flag ;;
  2921. -f*-*|-W*|-mimpure-text) ;;
  2922. -shared) echo -G ;;
  2923. *) echo $flag ;;
  2924. esac
  2925. done
  2926. }
  2927. tms470_flags(){
  2928. for flag; do
  2929. case $flag in
  2930. -march=*|-mcpu=*)
  2931. case "${flag#*=}" in
  2932. armv7-a|cortex-a*) echo -mv=7a8 ;;
  2933. armv7-r|cortex-r*) echo -mv=7r4 ;;
  2934. armv7-m|cortex-m*) echo -mv=7m3 ;;
  2935. armv6*|arm11*) echo -mv=6 ;;
  2936. armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
  2937. echo -mv=5e ;;
  2938. armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
  2939. esac
  2940. ;;
  2941. -mfpu=neon) echo --float_support=vfpv3 --neon ;;
  2942. -mfpu=vfp) echo --float_support=vfpv2 ;;
  2943. -mfpu=vfpv3) echo --float_support=vfpv3 ;;
  2944. -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
  2945. -msoft-float) echo --float_support=vfplib ;;
  2946. -O[0-3]|-mf=*) echo $flag ;;
  2947. -g) echo -g -mn ;;
  2948. -pds=*) echo $flag ;;
  2949. -D*|-I*) echo $flag ;;
  2950. --gcc|--abi=*) echo $flag ;;
  2951. -me) echo $flag ;;
  2952. esac
  2953. done
  2954. }
  2955. probe_cc(){
  2956. pfx=$1
  2957. _cc=$2
  2958. unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
  2959. unset _ld_o _ldflags _ld_lib _ld_path
  2960. unset _depflags _DEPCMD _DEPFLAGS
  2961. _flags_filter=echo
  2962. if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
  2963. true # no-op to avoid reading stdin in following checks
  2964. elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
  2965. _type=llvm_gcc
  2966. gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
  2967. _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
  2968. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  2969. _cflags_speed='-O3'
  2970. _cflags_size='-Os'
  2971. elif $_cc -v 2>&1 | grep -qi ^gcc; then
  2972. _type=gcc
  2973. gcc_version=$($_cc --version | head -n1)
  2974. gcc_basever=$($_cc -dumpversion)
  2975. gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
  2976. gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
  2977. _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
  2978. if ! $_cc -dumpversion | grep -q '^2\.'; then
  2979. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  2980. fi
  2981. _cflags_speed='-O3'
  2982. _cflags_size='-Os'
  2983. elif $_cc --version 2>/dev/null | grep -q ^icc; then
  2984. _type=icc
  2985. _ident=$($_cc --version | head -n1)
  2986. _depflags='-MMD'
  2987. _cflags_speed='-O3'
  2988. _cflags_size='-Os'
  2989. _cflags_noopt='-O1'
  2990. _flags_filter=icc_flags
  2991. elif $_cc -v 2>&1 | grep -q xlc; then
  2992. _type=xlc
  2993. _ident=$($_cc -qversion 2>/dev/null | head -n1)
  2994. _cflags_speed='-O5'
  2995. _cflags_size='-O5 -qcompact'
  2996. elif $_cc -V 2>/dev/null | grep -q Compaq; then
  2997. _type=ccc
  2998. _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
  2999. _DEPFLAGS='-M'
  3000. _cflags_speed='-fast'
  3001. _cflags_size='-O1'
  3002. _flags_filter=ccc_flags
  3003. elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
  3004. test -d "$sysroot" || die "No valid sysroot specified."
  3005. _type=armcc
  3006. _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
  3007. armcc_conf="$PWD/armcc.conf"
  3008. $_cc --arm_linux_configure \
  3009. --arm_linux_config_file="$armcc_conf" \
  3010. --configure_sysroot="$sysroot" \
  3011. --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
  3012. die "Error creating armcc configuration file."
  3013. $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
  3014. _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
  3015. as_default="${cross_prefix}gcc"
  3016. _depflags='-MMD'
  3017. _cflags_speed='-O3'
  3018. _cflags_size='-Os'
  3019. elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
  3020. _type=tms470
  3021. _ident=$($_cc -version | head -n1 | tr -s ' ')
  3022. _flags='--gcc --abi=eabi -me'
  3023. _cc_e='-ppl -fe=$@'
  3024. _cc_o='-fe=$@'
  3025. _depflags='-ppa -ppd=$(@:.o=.d)'
  3026. _cflags_speed='-O3 -mf=5'
  3027. _cflags_size='-O3 -mf=2'
  3028. _flags_filter=tms470_flags
  3029. elif $_cc -v 2>&1 | grep -q clang; then
  3030. _type=clang
  3031. _ident=$($_cc --version | head -n1)
  3032. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3033. _cflags_speed='-O3'
  3034. _cflags_size='-Os'
  3035. elif $_cc -V 2>&1 | grep -q Sun; then
  3036. _type=suncc
  3037. _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
  3038. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
  3039. _DEPFLAGS='-xM1 -xc99'
  3040. _ldflags='-std=c99'
  3041. _cflags_speed='-O5'
  3042. _cflags_size='-O5 -xspace'
  3043. _flags_filter=suncc_flags
  3044. elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
  3045. _type=pathscale
  3046. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3047. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3048. _cflags_speed='-O2'
  3049. _cflags_size='-Os'
  3050. _flags_filter='filter_out -Wdisabled-optimization'
  3051. elif $_cc -v 2>&1 | grep -q Open64; then
  3052. _type=open64
  3053. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3054. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3055. _cflags_speed='-O2'
  3056. _cflags_size='-Os'
  3057. _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
  3058. elif $_cc -V 2>&1 | grep -q Portland; then
  3059. _type=pgi
  3060. _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
  3061. opt_common='-alias=ansi -Mdse -Mlre -Mpre'
  3062. _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
  3063. _cflags_size="-O2 -Munroll=c:1 $opt_common"
  3064. _cflags_noopt="-O"
  3065. _flags_filter=pgi_flags
  3066. elif $_cc 2>&1 | grep -q Microsoft; then
  3067. _type=msvc
  3068. _ident=$($cc 2>&1 | head -n1)
  3069. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
  3070. _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
  3071. _cflags_speed="-O2"
  3072. _cflags_size="-O1"
  3073. if $_cc 2>&1 | grep -q Linker; then
  3074. _ld_o='-out:$@'
  3075. else
  3076. _ld_o='-Fe$@'
  3077. fi
  3078. _cc_o='-Fo$@'
  3079. _cc_e='-P -Fi$@'
  3080. _flags_filter=msvc_flags
  3081. _ld_lib='lib%.a'
  3082. _ld_path='-libpath:'
  3083. _flags='-nologo'
  3084. _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
  3085. if [ $pfx = hostcc ]; then
  3086. append _cflags -Dsnprintf=_snprintf
  3087. fi
  3088. disable stripping
  3089. elif $_cc 2>&1 | grep -q Intel; then
  3090. _type=icl
  3091. _ident=$($cc 2>&1 | head -n1)
  3092. _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
  3093. # Not only is O3 broken on 13.x+ but it is slower on all previous
  3094. # versions (tested) as well.
  3095. _cflags_speed="-O2"
  3096. _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
  3097. if $_cc 2>&1 | grep -q Linker; then
  3098. _ld_o='-out:$@'
  3099. else
  3100. _ld_o='-Fe$@'
  3101. fi
  3102. _cc_o='-Fo$@'
  3103. _cc_e='-P'
  3104. _flags_filter=icl_flags
  3105. _ld_lib='lib%.a'
  3106. _ld_path='-libpath:'
  3107. # -Qdiag-error to make icl error when seeing certain unknown arguments
  3108. _flags='-nologo -Qdiag-error:4044,10157'
  3109. # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
  3110. # with MSVC which enables it by default.
  3111. _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS -fp:precise'
  3112. if [ $pfx = hostcc ]; then
  3113. append _cflags -Dsnprintf=_snprintf
  3114. fi
  3115. elif $_cc --version 2>/dev/null | grep -q ^cparser; then
  3116. _type=cparser
  3117. _ident=$($_cc --version | head -n1)
  3118. _depflags='-MMD'
  3119. _cflags_speed='-O4'
  3120. _cflags_size='-O2'
  3121. _flags_filter=cparser_flags
  3122. fi
  3123. eval ${pfx}_type=\$_type
  3124. eval ${pfx}_ident=\$_ident
  3125. }
  3126. set_ccvars(){
  3127. eval ${1}_C=\${_cc_c-\${${1}_C}}
  3128. eval ${1}_E=\${_cc_e-\${${1}_E}}
  3129. eval ${1}_O=\${_cc_o-\${${1}_O}}
  3130. if [ -n "$_depflags" ]; then
  3131. eval ${1}_DEPFLAGS=\$_depflags
  3132. else
  3133. eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
  3134. eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
  3135. eval DEP${1}FLAGS=\$_flags
  3136. fi
  3137. }
  3138. probe_cc cc "$cc"
  3139. cflags_filter=$_flags_filter
  3140. cflags_speed=$_cflags_speed
  3141. cflags_size=$_cflags_size
  3142. cflags_noopt=$_cflags_noopt
  3143. add_cflags $_flags $_cflags
  3144. cc_ldflags=$_ldflags
  3145. set_ccvars CC
  3146. probe_cc hostcc "$host_cc"
  3147. host_cflags_filter=$_flags_filter
  3148. add_host_cflags $_flags $_cflags
  3149. set_ccvars HOSTCC
  3150. test -n "$cc_type" && enable $cc_type ||
  3151. warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
  3152. : ${as_default:=$cc}
  3153. : ${dep_cc_default:=$cc}
  3154. : ${ld_default:=$cc}
  3155. : ${host_ld_default:=$host_cc}
  3156. set_default ar as dep_cc ld host_ld windres
  3157. probe_cc as "$as"
  3158. asflags_filter=$_flags_filter
  3159. add_asflags $_flags $_cflags
  3160. set_ccvars AS
  3161. probe_cc ld "$ld"
  3162. ldflags_filter=$_flags_filter
  3163. add_ldflags $_flags $_ldflags
  3164. test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
  3165. LD_O=${_ld_o-$LD_O}
  3166. LD_LIB=${_ld_lib-$LD_LIB}
  3167. LD_PATH=${_ld_path-$LD_PATH}
  3168. probe_cc hostld "$host_ld"
  3169. host_ldflags_filter=$_flags_filter
  3170. add_host_ldflags $_flags $_ldflags
  3171. HOSTLD_O=${_ld_o-$HOSTLD_O}
  3172. if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
  3173. probe_cc depcc "$dep_cc"
  3174. CCDEP=${_DEPCMD:-$DEPCMD}
  3175. CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
  3176. DEPCCFLAGS=$_flags
  3177. fi
  3178. if $ar 2>&1 | grep -q Microsoft; then
  3179. arflags="-nologo"
  3180. ar_o='-out:$@'
  3181. elif $ar 2>&1 | grep -q 'Texas Instruments'; then
  3182. arflags="rq"
  3183. ar_o='$@'
  3184. elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
  3185. arflags='-Xany -r -c'
  3186. ar_o='$@'
  3187. else
  3188. arflags="rc"
  3189. ar_o='$@'
  3190. fi
  3191. add_cflags $extra_cflags
  3192. add_cxxflags $extra_cxxflags
  3193. add_asflags $extra_cflags
  3194. if test -n "$sysroot"; then
  3195. case "$cc_type" in
  3196. gcc|llvm_gcc|clang)
  3197. add_cppflags --sysroot="$sysroot"
  3198. add_ldflags --sysroot="$sysroot"
  3199. # On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
  3200. add_cppflags -isysroot "$sysroot"
  3201. add_ldflags -isysroot "$sysroot"
  3202. ;;
  3203. tms470)
  3204. add_cppflags -I"$sysinclude"
  3205. add_ldflags --sysroot="$sysroot"
  3206. ;;
  3207. esac
  3208. fi
  3209. if test "$cpu" = host; then
  3210. enabled cross_compile &&
  3211. die "--cpu=host makes no sense when cross-compiling."
  3212. case "$cc_type" in
  3213. gcc|llvm_gcc)
  3214. check_native(){
  3215. $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
  3216. sed -n "/cc1.*$1=/{
  3217. s/.*$1=\\([^ ]*\\).*/\\1/
  3218. p
  3219. q
  3220. }" $TMPE
  3221. }
  3222. cpu=$(check_native -march || check_native -mcpu)
  3223. ;;
  3224. esac
  3225. test "${cpu:-host}" = host &&
  3226. die "--cpu=host not supported with compiler $cc"
  3227. fi
  3228. # Deal with common $arch aliases
  3229. case "$arch" in
  3230. aarch64|arm64)
  3231. arch="aarch64"
  3232. ;;
  3233. arm*|iPad*|iPhone*)
  3234. arch="arm"
  3235. ;;
  3236. mips*|IP*)
  3237. arch="mips"
  3238. ;;
  3239. parisc*|hppa*)
  3240. arch="parisc"
  3241. ;;
  3242. "Power Macintosh"|ppc*|powerpc*)
  3243. arch="ppc"
  3244. ;;
  3245. s390|s390x)
  3246. arch="s390"
  3247. ;;
  3248. sh4|sh)
  3249. arch="sh4"
  3250. ;;
  3251. sun4u|sparc*)
  3252. arch="sparc"
  3253. ;;
  3254. tilegx|tile-gx)
  3255. arch="tilegx"
  3256. ;;
  3257. i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
  3258. arch="x86"
  3259. ;;
  3260. esac
  3261. is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
  3262. enable $arch
  3263. # Add processor-specific flags
  3264. if enabled aarch64; then
  3265. case $cpu in
  3266. armv*)
  3267. cpuflags="-march=$cpu"
  3268. ;;
  3269. *)
  3270. cpuflags="-mcpu=$cpu"
  3271. ;;
  3272. esac
  3273. elif enabled alpha; then
  3274. cpuflags="-mcpu=$cpu"
  3275. elif enabled arm; then
  3276. check_arm_arch() {
  3277. check_cpp_condition stddef.h \
  3278. "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
  3279. $cpuflags
  3280. }
  3281. probe_arm_arch() {
  3282. if check_arm_arch 4; then echo armv4;
  3283. elif check_arm_arch 4T; then echo armv4t;
  3284. elif check_arm_arch 5; then echo armv5;
  3285. elif check_arm_arch 5E; then echo armv5e;
  3286. elif check_arm_arch 5T; then echo armv5t;
  3287. elif check_arm_arch 5TE; then echo armv5te;
  3288. elif check_arm_arch 5TEJ; then echo armv5te;
  3289. elif check_arm_arch 6; then echo armv6;
  3290. elif check_arm_arch 6J; then echo armv6j;
  3291. elif check_arm_arch 6K; then echo armv6k;
  3292. elif check_arm_arch 6Z; then echo armv6z;
  3293. elif check_arm_arch 6ZK; then echo armv6zk;
  3294. elif check_arm_arch 6T2; then echo armv6t2;
  3295. elif check_arm_arch 7; then echo armv7;
  3296. elif check_arm_arch 7A 7_A; then echo armv7-a;
  3297. elif check_arm_arch 7R 7_R; then echo armv7-r;
  3298. elif check_arm_arch 7M 7_M; then echo armv7-m;
  3299. elif check_arm_arch 7EM 7E_M; then echo armv7-m;
  3300. elif check_arm_arch 8A 8_A; then echo armv8-a;
  3301. fi
  3302. }
  3303. [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
  3304. case $cpu in
  3305. armv*)
  3306. cpuflags="-march=$cpu"
  3307. subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
  3308. ;;
  3309. *)
  3310. cpuflags="-mcpu=$cpu"
  3311. case $cpu in
  3312. cortex-a*) subarch=armv7a ;;
  3313. cortex-r*) subarch=armv7r ;;
  3314. cortex-m*) enable thumb; subarch=armv7m ;;
  3315. arm11*) subarch=armv6 ;;
  3316. arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
  3317. armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
  3318. *) subarch=$(probe_arm_arch) ;;
  3319. esac
  3320. ;;
  3321. esac
  3322. case "$subarch" in
  3323. armv5t*) enable fast_clz ;;
  3324. armv[6-8]*)
  3325. enable fast_clz
  3326. disabled fast_unaligned || enable fast_unaligned
  3327. ;;
  3328. esac
  3329. elif enabled avr32; then
  3330. case $cpu in
  3331. ap7[02]0[0-2])
  3332. subarch="avr32_ap"
  3333. cpuflags="-mpart=$cpu"
  3334. ;;
  3335. ap)
  3336. subarch="avr32_ap"
  3337. cpuflags="-march=$cpu"
  3338. ;;
  3339. uc3[ab]*)
  3340. subarch="avr32_uc"
  3341. cpuflags="-mcpu=$cpu"
  3342. ;;
  3343. uc)
  3344. subarch="avr32_uc"
  3345. cpuflags="-march=$cpu"
  3346. ;;
  3347. esac
  3348. elif enabled bfin; then
  3349. cpuflags="-mcpu=$cpu"
  3350. elif enabled mips; then
  3351. cpuflags="-march=$cpu"
  3352. case $cpu in
  3353. 24kc)
  3354. disable mipsfpu
  3355. disable mipsdspr1
  3356. disable mipsdspr2
  3357. ;;
  3358. 24kf*)
  3359. disable mipsdspr1
  3360. disable mipsdspr2
  3361. ;;
  3362. 24kec|34kc|1004kc)
  3363. disable mipsfpu
  3364. disable mipsdspr2
  3365. ;;
  3366. 24kef*|34kf*|1004kf*)
  3367. disable mipsdspr2
  3368. ;;
  3369. 74kc)
  3370. disable mipsfpu
  3371. ;;
  3372. esac
  3373. elif enabled ppc; then
  3374. disable ldbrx
  3375. case $(tolower $cpu) in
  3376. 601|ppc601|powerpc601)
  3377. cpuflags="-mcpu=601"
  3378. disable altivec
  3379. ;;
  3380. 603*|ppc603*|powerpc603*)
  3381. cpuflags="-mcpu=603"
  3382. disable altivec
  3383. ;;
  3384. 604*|ppc604*|powerpc604*)
  3385. cpuflags="-mcpu=604"
  3386. disable altivec
  3387. ;;
  3388. g3|75*|ppc75*|powerpc75*)
  3389. cpuflags="-mcpu=750"
  3390. disable altivec
  3391. ;;
  3392. g4|745*|ppc745*|powerpc745*)
  3393. cpuflags="-mcpu=7450"
  3394. ;;
  3395. 74*|ppc74*|powerpc74*)
  3396. cpuflags="-mcpu=7400"
  3397. ;;
  3398. g5|970|ppc970|powerpc970)
  3399. cpuflags="-mcpu=970"
  3400. ;;
  3401. power[3-7]*)
  3402. cpuflags="-mcpu=$cpu"
  3403. ;;
  3404. cell)
  3405. cpuflags="-mcpu=cell"
  3406. enable ldbrx
  3407. ;;
  3408. e500mc)
  3409. cpuflags="-mcpu=e500mc"
  3410. disable altivec
  3411. ;;
  3412. e500v2)
  3413. cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
  3414. disable altivec
  3415. disable dcbzl
  3416. ;;
  3417. e500)
  3418. cpuflags="-mcpu=8540 -mhard-float"
  3419. disable altivec
  3420. disable dcbzl
  3421. ;;
  3422. esac
  3423. elif enabled sparc; then
  3424. case $cpu in
  3425. cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
  3426. cpuflags="-mcpu=$cpu"
  3427. ;;
  3428. ultrasparc*|niagara[234])
  3429. cpuflags="-mcpu=$cpu"
  3430. ;;
  3431. esac
  3432. elif enabled x86; then
  3433. case $cpu in
  3434. i[345]86|pentium)
  3435. cpuflags="-march=$cpu"
  3436. disable mmx
  3437. ;;
  3438. # targets that do NOT support nopl and conditional mov (cmov)
  3439. pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
  3440. cpuflags="-march=$cpu"
  3441. disable i686
  3442. ;;
  3443. # targets that do support nopl and conditional mov (cmov)
  3444. i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
  3445. |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|amdfam10|barcelona|b[dt]ver*)
  3446. cpuflags="-march=$cpu"
  3447. enable i686
  3448. enable fast_cmov
  3449. ;;
  3450. # targets that do support conditional mov but on which it's slow
  3451. pentium4|pentium4m|prescott|nocona)
  3452. cpuflags="-march=$cpu"
  3453. enable i686
  3454. disable fast_cmov
  3455. ;;
  3456. esac
  3457. fi
  3458. if [ "$cpu" != generic ]; then
  3459. add_cflags $cpuflags
  3460. add_asflags $cpuflags
  3461. fi
  3462. # compiler sanity check
  3463. check_exec <<EOF
  3464. int main(void){ return 0; }
  3465. EOF
  3466. if test "$?" != 0; then
  3467. echo "$cc is unable to create an executable file."
  3468. if test -z "$cross_prefix" && ! enabled cross_compile ; then
  3469. echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
  3470. echo "Only do this if you know what cross compiling means."
  3471. fi
  3472. die "C compiler test failed."
  3473. fi
  3474. add_cppflags -D_ISOC99_SOURCE
  3475. add_cxxflags -D__STDC_CONSTANT_MACROS
  3476. check_cflags -std=c99
  3477. check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
  3478. #include <stdlib.h>
  3479. EOF
  3480. check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
  3481. #include <stdlib.h>
  3482. EOF
  3483. add_host_cppflags -D_ISOC99_SOURCE
  3484. check_host_cflags -std=c99
  3485. check_host_cflags -Wall
  3486. check_host_cflags -O3
  3487. check_64bit(){
  3488. arch32=$1
  3489. arch64=$2
  3490. expr=$3
  3491. check_code cc "" "int test[2*($expr) - 1]" &&
  3492. subarch=$arch64 || subarch=$arch32
  3493. }
  3494. case "$arch" in
  3495. aarch64|alpha|ia64)
  3496. spic=$shared
  3497. ;;
  3498. mips)
  3499. check_64bit mips mips64 '_MIPS_SIM > 1'
  3500. spic=$shared
  3501. ;;
  3502. parisc)
  3503. check_64bit parisc parisc64 'sizeof(void *) > 4'
  3504. spic=$shared
  3505. ;;
  3506. ppc)
  3507. check_64bit ppc ppc64 'sizeof(void *) > 4'
  3508. spic=$shared
  3509. ;;
  3510. s390)
  3511. check_64bit s390 s390x 'sizeof(void *) > 4'
  3512. spic=$shared
  3513. ;;
  3514. sparc)
  3515. check_64bit sparc sparc64 'sizeof(void *) > 4'
  3516. spic=$shared
  3517. ;;
  3518. x86)
  3519. check_64bit x86_32 x86_64 'sizeof(void *) > 4'
  3520. if test "$subarch" = "x86_64"; then
  3521. spic=$shared
  3522. fi
  3523. ;;
  3524. ppc)
  3525. check_cc <<EOF && subarch="ppc64"
  3526. int test[(int)sizeof(char*) - 7];
  3527. EOF
  3528. ;;
  3529. esac
  3530. enable $subarch
  3531. enabled spic && enable_weak pic
  3532. # OS specific
  3533. case $target_os in
  3534. aix)
  3535. SHFLAGS=-shared
  3536. add_cppflags '-I\$(SRC_PATH)/compat/aix'
  3537. enabled shared && add_ldflags -Wl,-brtl
  3538. ;;
  3539. haiku)
  3540. prefix_default="/boot/common"
  3541. network_extralibs="-lnetwork"
  3542. host_libs=
  3543. ;;
  3544. sunos)
  3545. SHFLAGS='-shared -Wl,-h,$$(@F)'
  3546. enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
  3547. network_extralibs="-lsocket -lnsl"
  3548. # When using suncc to build, the Solaris linker will mark
  3549. # an executable with each instruction set encountered by
  3550. # the Solaris assembler. As our libraries contain their own
  3551. # guards for processor-specific code, instead suppress
  3552. # generation of the HWCAPS ELF section on Solaris x86 only.
  3553. enabled_all suncc x86 &&
  3554. echo "hwcap_1 = OVERRIDE;" > mapfile &&
  3555. add_ldflags -Wl,-M,mapfile
  3556. nm_default='nm -P -g'
  3557. ;;
  3558. netbsd)
  3559. disable symver
  3560. oss_indev_extralibs="-lossaudio"
  3561. oss_outdev_extralibs="-lossaudio"
  3562. enabled gcc || check_ldflags -Wl,-zmuldefs
  3563. ;;
  3564. openbsd|bitrig)
  3565. disable symver
  3566. SHFLAGS='-shared'
  3567. SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
  3568. SLIB_INSTALL_LINKS=
  3569. oss_indev_extralibs="-lossaudio"
  3570. oss_outdev_extralibs="-lossaudio"
  3571. ;;
  3572. dragonfly)
  3573. disable symver
  3574. ;;
  3575. freebsd)
  3576. ;;
  3577. bsd/os)
  3578. add_extralibs -lpoll -lgnugetopt
  3579. strip="strip -d"
  3580. ;;
  3581. darwin)
  3582. test "${as#*gas-preprocessor.pl}" != "$as" || gas="${gas:=gas-preprocessor.pl} ${as:=$cc}"
  3583. enabled ppc && add_asflags -force_cpusubtype_ALL
  3584. SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
  3585. enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
  3586. strip="${strip} -x"
  3587. add_ldflags -Wl,-dynamic,-search_paths_first
  3588. SLIBSUF=".dylib"
  3589. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
  3590. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
  3591. objformat="macho"
  3592. enabled x86_64 && objformat="macho64"
  3593. enabled_any pic shared ||
  3594. { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
  3595. ;;
  3596. mingw32*)
  3597. if test $target_os = "mingw32ce"; then
  3598. disable network
  3599. else
  3600. target_os=mingw32
  3601. fi
  3602. LIBTARGET=i386
  3603. if enabled x86_64; then
  3604. LIBTARGET="i386:x86-64"
  3605. elif enabled arm; then
  3606. LIBTARGET=arm-wince
  3607. fi
  3608. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  3609. check_ldflags -Wl,--nxcompat
  3610. check_ldflags -Wl,--dynamicbase
  3611. shlibdir_default="$bindir_default"
  3612. SLIBPREF=""
  3613. SLIBSUF=".dll"
  3614. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3615. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3616. dlltool="${cross_prefix}dlltool"
  3617. if check_cmd lib.exe -list; then
  3618. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  3619. if enabled x86_64; then
  3620. LIBTARGET=x64
  3621. fi
  3622. elif check_cmd $dlltool --version; then
  3623. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
  3624. fi
  3625. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3626. SLIB_INSTALL_LINKS=
  3627. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  3628. SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  3629. SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
  3630. objformat="win32"
  3631. ranlib=:
  3632. enable dos_paths
  3633. ;;
  3634. win32|win64)
  3635. disable symver
  3636. if enabled shared; then
  3637. # Link to the import library instead of the normal static library
  3638. # for shared libs.
  3639. LD_LIB='%.lib'
  3640. # Cannot build both shared and static libs with MSVC or icl.
  3641. disable static
  3642. fi
  3643. shlibdir_default="$bindir_default"
  3644. SLIBPREF=""
  3645. SLIBSUF=".dll"
  3646. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3647. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3648. SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
  3649. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3650. SLIB_INSTALL_LINKS=
  3651. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  3652. SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  3653. SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  3654. objformat="win32"
  3655. ranlib=:
  3656. enable dos_paths
  3657. ;;
  3658. cygwin*)
  3659. target_os=cygwin
  3660. shlibdir_default="$bindir_default"
  3661. SLIBPREF="cyg"
  3662. SLIBSUF=".dll"
  3663. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3664. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3665. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3666. SLIB_INSTALL_LINKS=
  3667. SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
  3668. SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
  3669. objformat="win32"
  3670. enable dos_paths
  3671. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  3672. ;;
  3673. *-dos|freedos|opendos)
  3674. network_extralibs="-lsocket"
  3675. objformat="coff"
  3676. enable dos_paths
  3677. add_cppflags -U__STRICT_ANSI__
  3678. ;;
  3679. linux)
  3680. enable dv1394
  3681. ;;
  3682. irix*)
  3683. target_os=irix
  3684. ranlib="echo ignoring ranlib"
  3685. ;;
  3686. os/2*)
  3687. strip="lxlite -CS"
  3688. ln_s="cp -f"
  3689. objformat="aout"
  3690. add_cppflags -D_GNU_SOURCE
  3691. add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
  3692. SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
  3693. LIBSUF="_s.a"
  3694. SLIBPREF=""
  3695. SLIBSUF=".dll"
  3696. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
  3697. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
  3698. SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
  3699. echo PROTMODE >> $(SUBDIR)$(NAME).def; \
  3700. echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
  3701. echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
  3702. echo EXPORTS >> $(SUBDIR)$(NAME).def; \
  3703. emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
  3704. SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
  3705. emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
  3706. SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
  3707. enable dos_paths
  3708. enable_weak os2threads
  3709. ;;
  3710. gnu/kfreebsd)
  3711. add_cppflags -D_BSD_SOURCE
  3712. ;;
  3713. gnu)
  3714. ;;
  3715. qnx)
  3716. add_cppflags -D_QNX_SOURCE
  3717. network_extralibs="-lsocket"
  3718. ;;
  3719. symbian)
  3720. SLIBSUF=".dll"
  3721. enable dos_paths
  3722. add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
  3723. add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
  3724. add_ldflags -Wl,--target1-abs,--no-undefined \
  3725. -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
  3726. -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
  3727. add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
  3728. -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
  3729. -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
  3730. ;;
  3731. osf1)
  3732. add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
  3733. ;;
  3734. minix)
  3735. ;;
  3736. plan9)
  3737. add_cppflags -D_C99_SNPRINTF_EXTENSION \
  3738. -D_REENTRANT_SOURCE \
  3739. -D_RESEARCH_SOURCE \
  3740. -DFD_SETSIZE=96 \
  3741. -DHAVE_SOCK_OPTS
  3742. add_compat strtod.o strtod=avpriv_strtod
  3743. network_extralibs='-lbsd'
  3744. exeobjs=compat/plan9/main.o
  3745. disable ffserver
  3746. cp_f='cp'
  3747. ;;
  3748. none)
  3749. ;;
  3750. *)
  3751. die "Unknown OS '$target_os'."
  3752. ;;
  3753. esac
  3754. # determine libc flavour
  3755. probe_libc(){
  3756. pfx=$1
  3757. pfx_no_=${pfx%_}
  3758. # uclibc defines __GLIBC__, so it needs to be checked before glibc.
  3759. if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
  3760. eval ${pfx}libc_type=uclibc
  3761. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  3762. elif check_${pfx}cpp_condition features.h "defined __GLIBC__"; then
  3763. eval ${pfx}libc_type=glibc
  3764. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  3765. # MinGW headers can be installed on Cygwin, so check for newlib first.
  3766. elif check_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
  3767. eval ${pfx}libc_type=newlib
  3768. add_${pfx}cppflags -U__STRICT_ANSI__
  3769. # MinGW64 is backwards compatible with MinGW32, so check for it first.
  3770. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
  3771. eval ${pfx}libc_type=mingw64
  3772. if check_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
  3773. add_compat msvcrt/snprintf.o
  3774. add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
  3775. fi
  3776. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  3777. eval test \$${pfx_no_}cc_type = "gcc" &&
  3778. add_${pfx}cppflags -D__printf__=__gnu_printf__
  3779. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
  3780. check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
  3781. eval ${pfx}libc_type=mingw32
  3782. check_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
  3783. (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
  3784. die "ERROR: MinGW32 runtime version must be >= 3.15."
  3785. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  3786. eval test \$${pfx_no_}cc_type = "gcc" &&
  3787. add_${pfx}cppflags -D__printf__=__gnu_printf__
  3788. elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
  3789. eval ${pfx}libc_type=msvcrt
  3790. # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
  3791. # 0x601 by default unless something else is set by the user.
  3792. # This can easily lead to us detecting functions only present
  3793. # in such new versions and producing binaries requiring windows 7.0.
  3794. # Therefore explicitly set the default to XP unless the user has
  3795. # set something else on the command line.
  3796. check_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
  3797. add_${pfx}cppflags -D_WIN32_WINNT=0x0502
  3798. elif check_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
  3799. eval ${pfx}libc_type=klibc
  3800. elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
  3801. eval ${pfx}libc_type=bionic
  3802. elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
  3803. eval ${pfx}libc_type=solaris
  3804. add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
  3805. fi
  3806. }
  3807. probe_libc
  3808. test -n "$libc_type" && enable libc_$libc_type
  3809. probe_libc host_
  3810. test -n "$host_libc_type" && enable host_libc_$host_libc_type
  3811. case $libc_type in
  3812. bionic)
  3813. add_compat strtod.o strtod=avpriv_strtod
  3814. ;;
  3815. msvcrt)
  3816. add_compat strtod.o strtod=avpriv_strtod
  3817. add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
  3818. _snprintf=avpriv_snprintf \
  3819. vsnprintf=avpriv_vsnprintf
  3820. ;;
  3821. esac
  3822. # hacks for compiler/libc/os combinations
  3823. if enabled_all tms470 libc_glibc; then
  3824. CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
  3825. add_cppflags -D__USER_LABEL_PREFIX__=
  3826. add_cppflags -D__builtin_memset=memset
  3827. add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
  3828. add_cflags -pds=48 # incompatible redefinition of macro
  3829. fi
  3830. if enabled_all ccc libc_glibc; then
  3831. add_ldflags -Wl,-z,now # calls to libots crash without this
  3832. fi
  3833. check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
  3834. add_cppflags '-I\$(SRC_PATH)/compat/float'
  3835. esc(){
  3836. echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
  3837. }
  3838. echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate
  3839. check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
  3840. set_default $PATHS_LIST
  3841. set_default nm
  3842. # we need to build at least one lib type
  3843. if ! enabled_any static shared; then
  3844. cat <<EOF
  3845. At least one library type must be built.
  3846. Specify --enable-static to build the static libraries or --enable-shared to
  3847. build the shared libraries as well. To only build the shared libraries specify
  3848. --disable-static in addition to --enable-shared.
  3849. EOF
  3850. exit 1;
  3851. fi
  3852. die_license_disabled() {
  3853. enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
  3854. }
  3855. die_license_disabled_gpl() {
  3856. enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; }
  3857. }
  3858. die_license_disabled gpl frei0r
  3859. die_license_disabled gpl libcdio
  3860. die_license_disabled gpl libutvideo
  3861. die_license_disabled gpl libvidstab
  3862. die_license_disabled gpl libx264
  3863. die_license_disabled gpl libx265
  3864. die_license_disabled gpl libxavs
  3865. die_license_disabled gpl libxvid
  3866. die_license_disabled gpl libzvbi
  3867. die_license_disabled gpl x11grab
  3868. die_license_disabled nonfree libaacplus
  3869. die_license_disabled nonfree libfaac
  3870. enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
  3871. enabled gpl && die_license_disabled_gpl nonfree openssl
  3872. die_license_disabled version3 libopencore_amrnb
  3873. die_license_disabled version3 libopencore_amrwb
  3874. die_license_disabled version3 libvo_aacenc
  3875. die_license_disabled version3 libvo_amrwbenc
  3876. enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
  3877. disabled optimizations || check_cflags -fomit-frame-pointer
  3878. enable_weak_pic() {
  3879. disabled pic && return
  3880. enable pic
  3881. add_cppflags -DPIC
  3882. case "$target_os" in
  3883. mingw*|cygwin*)
  3884. ;;
  3885. *)
  3886. add_cflags -fPIC
  3887. ;;
  3888. esac
  3889. add_asflags -fPIC
  3890. }
  3891. enabled pic && enable_weak_pic
  3892. check_cc <<EOF || die "Symbol mangling check failed."
  3893. int ff_extern;
  3894. EOF
  3895. sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
  3896. extern_prefix=${sym%%ff_extern*}
  3897. check_cc <<EOF && enable_weak inline_asm
  3898. void foo(void) { __asm__ volatile ("" ::); }
  3899. EOF
  3900. _restrict=
  3901. for restrict_keyword in restrict __restrict__ __restrict; do
  3902. check_cc <<EOF && _restrict=$restrict_keyword && break
  3903. void foo(char * $restrict_keyword p);
  3904. EOF
  3905. done
  3906. check_cc <<EOF && enable pragma_deprecated
  3907. void foo(void) { _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") }
  3908. EOF
  3909. check_cc <<EOF && enable attribute_packed
  3910. struct { int x; } __attribute__((packed)) x;
  3911. EOF
  3912. check_cc <<EOF && enable attribute_may_alias
  3913. union { int x; } __attribute__((may_alias)) x;
  3914. EOF
  3915. check_cc <<EOF || die "endian test failed"
  3916. unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
  3917. EOF
  3918. od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
  3919. if enabled asm; then
  3920. enabled arm && nogas=die
  3921. enabled_all ppc altivec && nogas=warn
  3922. as=${gas:=$as}
  3923. check_as <<EOF && enable gnu_as || \
  3924. $nogas "GNU assembler not found, install gas-preprocessor"
  3925. .macro m n
  3926. \n: .int 0
  3927. .endm
  3928. m x
  3929. EOF
  3930. check_as <<EOF && enable as_func
  3931. .func test
  3932. .endfunc
  3933. EOF
  3934. fi
  3935. check_inline_asm inline_asm_labels '"1:\n"'
  3936. check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
  3937. if enabled aarch64; then
  3938. enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
  3939. # internal assembler in clang 3.3 does not support this instruction
  3940. enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
  3941. enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
  3942. map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
  3943. elif enabled alpha; then
  3944. check_cflags -mieee
  3945. elif enabled arm; then
  3946. check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
  3947. float func(float a, float b){ return a+b; }
  3948. EOF
  3949. enabled thumb && check_cflags -mthumb || check_cflags -marm
  3950. if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
  3951. enable vfp_args
  3952. elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
  3953. case "${cross_prefix:-$cc}" in
  3954. *hardfloat*) enable vfp_args; fpabi=vfp ;;
  3955. *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
  3956. __asm__ (".eabi_attribute 28, 1");
  3957. int main(void) { return 0; }
  3958. EOF
  3959. esac
  3960. warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
  3961. fi
  3962. enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
  3963. enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
  3964. enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
  3965. enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
  3966. enabled vfp && check_insn vfp 'fadds s0, s0, s0'
  3967. enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
  3968. [ $target_os = linux ] ||
  3969. map 'enabled_any ${v}_external ${v}_inline || disable $v' \
  3970. $ARCH_EXT_LIST_ARM
  3971. check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
  3972. check_as <<EOF && enable as_dn_directive
  3973. ra .dn d0.i16
  3974. .unreq ra
  3975. EOF
  3976. [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
  3977. elif enabled mips; then
  3978. check_inline_asm loongson '"dmult.g $1, $2, $3"'
  3979. enabled mips32r2 && add_cflags "-mips32r2" && add_asflags "-mips32r2" &&
  3980. check_inline_asm mips32r2 '"rotr $t0, $t1, 1"'
  3981. enabled mipsdspr1 && add_cflags "-mdsp" && add_asflags "-mdsp" &&
  3982. check_inline_asm mipsdspr1 '"addu.qb $t0, $t1, $t2"'
  3983. enabled mipsdspr2 && add_cflags "-mdspr2" && add_asflags "-mdspr2" &&
  3984. check_inline_asm mipsdspr2 '"absq_s.qb $t0, $t1"'
  3985. enabled mipsfpu && add_cflags "-mhard-float" && add_asflags "-mhard-float" &&
  3986. check_inline_asm mipsfpu '"madd.d $f0, $f2, $f4, $f6"'
  3987. elif enabled parisc; then
  3988. if enabled gcc; then
  3989. case $($cc -dumpversion) in
  3990. 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
  3991. esac
  3992. fi
  3993. elif enabled ppc; then
  3994. enable local_aligned_8 local_aligned_16 local_aligned_32
  3995. check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
  3996. check_inline_asm ibm_asm '"add 0, 0, 0"'
  3997. check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
  3998. check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
  3999. # AltiVec flags: The FSF version of GCC differs from the Apple version
  4000. if enabled altivec; then
  4001. check_cflags -maltivec -mabi=altivec &&
  4002. { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
  4003. check_cflags -faltivec
  4004. # check if our compiler supports Motorola AltiVec C API
  4005. check_cc <<EOF || disable altivec
  4006. $inc_altivec_h
  4007. int main(void) {
  4008. vector signed int v1 = (vector signed int) { 0 };
  4009. vector signed int v2 = (vector signed int) { 1 };
  4010. v1 = vec_add(v1, v2);
  4011. return 0;
  4012. }
  4013. EOF
  4014. enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
  4015. fi
  4016. elif enabled x86; then
  4017. check_builtin rdtsc intrin.h "__rdtsc()"
  4018. check_builtin mm_empty mmintrin.h "_mm_empty()"
  4019. enable local_aligned_8 local_aligned_16 local_aligned_32
  4020. # check whether EBP is available on x86
  4021. # As 'i' is stored on the stack, this program will crash
  4022. # if the base pointer is used to access it because the
  4023. # base pointer is cleared in the inline assembly code.
  4024. check_exec_crash <<EOF && enable ebp_available
  4025. volatile int i=0;
  4026. __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
  4027. return i;
  4028. EOF
  4029. # check whether EBX is available on x86
  4030. check_inline_asm ebx_available '""::"b"(0)' &&
  4031. check_inline_asm ebx_available '"":::"%ebx"'
  4032. # check whether xmm clobbers are supported
  4033. check_inline_asm xmm_clobbers '"":::"%xmm0"'
  4034. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
  4035. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
  4036. # check whether binutils is new enough to compile AVX/SSSE3/MMXEXT
  4037. enabled avx && check_inline_asm avx_inline '"vextractf128 $1, %ymm0, %xmm1"'
  4038. enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
  4039. enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
  4040. if ! disabled_any asm mmx yasm; then
  4041. if check_cmd $yasmexe --version; then
  4042. enabled x86_64 && yasm_extra="-m amd64"
  4043. yasm_debug="-g dwarf2"
  4044. elif check_cmd nasm -v; then
  4045. yasmexe=nasm
  4046. yasm_debug="-g -F dwarf"
  4047. enabled x86_64 && test "$objformat" = elf && objformat=elf64
  4048. fi
  4049. YASMFLAGS="-f $objformat $yasm_extra"
  4050. enabled pic && append YASMFLAGS "-DPIC"
  4051. test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
  4052. case "$objformat" in
  4053. elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
  4054. esac
  4055. check_yasm "movbe ecx, [5]" && enable yasm ||
  4056. die "yasm/nasm not found or too old. Use --disable-yasm for a crippled build."
  4057. check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external avresample
  4058. check_yasm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
  4059. check_yasm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
  4060. check_yasm "vfmadd132ps ymm0, ymm1, ymm2" || disable fma3_external
  4061. check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
  4062. check_yasm "CPU amdnop" || disable cpunop
  4063. fi
  4064. case "$cpu" in
  4065. athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
  4066. disable fast_clz
  4067. ;;
  4068. esac
  4069. fi
  4070. check_ldflags -Wl,--as-needed
  4071. if check_func dlopen; then
  4072. ldl=
  4073. elif check_func dlopen -ldl; then
  4074. ldl=-ldl
  4075. fi
  4076. if ! disabled network; then
  4077. check_func getaddrinfo $network_extralibs
  4078. check_func getservbyport $network_extralibs
  4079. check_func inet_aton $network_extralibs
  4080. check_type netdb.h "struct addrinfo"
  4081. check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
  4082. check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
  4083. check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
  4084. check_type poll.h "struct pollfd"
  4085. check_type netinet/sctp.h "struct sctp_event_subscribe"
  4086. check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
  4087. check_type netinet/in.h "struct sockaddr_in6"
  4088. check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
  4089. check_type "sys/types.h sys/socket.h" socklen_t
  4090. # Prefer arpa/inet.h over winsock2
  4091. if check_header arpa/inet.h ; then
  4092. check_func closesocket
  4093. elif check_header winsock2.h ; then
  4094. check_func_headers winsock2.h closesocket -lws2 &&
  4095. network_extralibs="-lws2" ||
  4096. { check_func_headers winsock2.h closesocket -lws2_32 &&
  4097. network_extralibs="-lws2_32"; } || disable winsock2_h network
  4098. check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
  4099. check_type ws2tcpip.h socklen_t
  4100. check_type ws2tcpip.h "struct addrinfo"
  4101. check_type ws2tcpip.h "struct group_source_req"
  4102. check_type ws2tcpip.h "struct ip_mreq_source"
  4103. check_type ws2tcpip.h "struct ipv6_mreq"
  4104. check_type winsock2.h "struct pollfd"
  4105. check_struct winsock2.h "struct sockaddr" sa_len
  4106. check_type ws2tcpip.h "struct sockaddr_in6"
  4107. check_type ws2tcpip.h "struct sockaddr_storage"
  4108. else
  4109. disable network
  4110. fi
  4111. fi
  4112. check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
  4113. check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
  4114. check_builtin MemoryBarrier windows.h "MemoryBarrier()"
  4115. check_builtin sarestart signal.h "SA_RESTART"
  4116. check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
  4117. check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
  4118. check_func ${malloc_prefix}memalign && enable memalign
  4119. check_func ${malloc_prefix}posix_memalign && enable posix_memalign
  4120. check_func access
  4121. check_func clock_gettime || { check_func clock_gettime -lrt && add_extralibs -lrt; }
  4122. check_func fcntl
  4123. check_func fork
  4124. check_func gethrtime
  4125. check_func getopt
  4126. check_func getrusage
  4127. check_func gettimeofday
  4128. check_func isatty
  4129. check_func localtime_r
  4130. check_func mach_absolute_time
  4131. check_func mkstemp
  4132. check_func mmap
  4133. check_func mprotect
  4134. # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
  4135. check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
  4136. check_func sched_getaffinity
  4137. check_func setrlimit
  4138. check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
  4139. check_func strerror_r
  4140. check_func sysconf
  4141. check_func sysctl
  4142. check_func usleep
  4143. check_func_headers conio.h kbhit
  4144. check_func_headers io.h setmode
  4145. check_func_headers lzo/lzo1x.h lzo1x_999_compress
  4146. check_func_headers stdlib.h getenv
  4147. check_func_headers windows.h CoTaskMemFree -lole32
  4148. check_func_headers windows.h GetProcessAffinityMask
  4149. check_func_headers windows.h GetProcessTimes
  4150. check_func_headers windows.h GetSystemTimeAsFileTime
  4151. check_func_headers windows.h MapViewOfFile
  4152. check_func_headers windows.h PeekNamedPipe
  4153. check_func_headers windows.h SetConsoleTextAttribute
  4154. check_func_headers windows.h Sleep
  4155. check_func_headers windows.h VirtualAlloc
  4156. check_func_headers glob.h glob
  4157. enabled xlib &&
  4158. check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
  4159. check_header cl/cl.h
  4160. check_header direct.h
  4161. check_header dlfcn.h
  4162. check_header dxva.h
  4163. check_header dxva2api.h -D_WIN32_WINNT=0x0600
  4164. check_header io.h
  4165. check_header libcrystalhd/libcrystalhd_if.h
  4166. check_header mach/mach_time.h
  4167. check_header malloc.h
  4168. check_header poll.h
  4169. check_header sys/mman.h
  4170. check_header sys/param.h
  4171. check_header sys/resource.h
  4172. check_header sys/select.h
  4173. check_header sys/time.h
  4174. check_header sys/un.h
  4175. check_header termios.h
  4176. check_header unistd.h
  4177. check_header vdpau/vdpau.h
  4178. check_header vdpau/vdpau_x11.h
  4179. check_header VideoDecodeAcceleration/VDADecoder.h
  4180. check_header windows.h
  4181. check_header X11/extensions/XvMClib.h
  4182. check_header asm/types.h
  4183. check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
  4184. check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
  4185. check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
  4186. check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
  4187. if ! disabled w32threads && ! enabled pthreads; then
  4188. check_func_headers "windows.h process.h" _beginthreadex &&
  4189. enable w32threads || disable w32threads
  4190. fi
  4191. # check for some common methods of building with pthread support
  4192. # do this before the optional library checks as some of them require pthreads
  4193. if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
  4194. enable pthreads
  4195. if check_func pthread_join -pthread && check_func pthread_create -pthread; then
  4196. add_cflags -pthread
  4197. add_extralibs -pthread
  4198. elif check_func pthread_join -pthreads && check_func pthread_create -pthreads; then
  4199. add_cflags -pthreads
  4200. add_extralibs -pthreads
  4201. elif check_func pthread_join -ldl -pthread && check_func pthread_create -ldl -pthread; then
  4202. add_cflags -ldl -pthread
  4203. add_extralibs -ldl -pthread
  4204. elif check_func pthread_join -lpthreadGC2 && check_func pthread_create -lpthreadGC2; then
  4205. add_extralibs -lpthreadGC2
  4206. elif check_lib pthread.h pthread_join -lpthread && check_lib pthread.h pthread_create -lpthread; then
  4207. :
  4208. elif ! check_func pthread_join && ! check_func pthread_create; then
  4209. disable pthreads
  4210. fi
  4211. check_code cc "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER" || disable pthreads
  4212. fi
  4213. if enabled pthreads; then
  4214. check_func pthread_cancel
  4215. fi
  4216. disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
  4217. disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
  4218. check_lib math.h sin -lm && LIBM="-lm"
  4219. disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
  4220. atan2f_args=2
  4221. ldexpf_args=2
  4222. powf_args=2
  4223. for func in $MATH_FUNCS; do
  4224. eval check_mathfunc $func \${${func}_args:-1}
  4225. done
  4226. # these are off by default, so fail if requested and not available
  4227. enabled avfoundation_indev && { check_header_oc AVFoundation/AVFoundation.h || disable avfoundation_indev; }
  4228. enabled avisynth && { { check_lib2 "windows.h" LoadLibrary; } ||
  4229. { check_lib2 "dlfcn.h" dlopen -ldl; } ||
  4230. die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
  4231. enabled decklink && { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; }
  4232. enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
  4233. enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
  4234. enabled ladspa && { check_header ladspa.h || die "ERROR: ladspa.h header not found"; }
  4235. enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
  4236. enabled libaacplus && require "libaacplus >= 2.0.0" aacplus.h aacplusEncOpen -laacplus
  4237. enabled libass && require_pkg_config libass ass/ass.h ass_library_init
  4238. enabled libbluray && require_pkg_config libbluray libbluray/bluray.h bd_open
  4239. enabled libbs2b && require_pkg_config libbs2b bs2b.h bs2b_open
  4240. enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
  4241. { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
  4242. die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
  4243. enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
  4244. enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
  4245. enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
  4246. flite_libs="-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"
  4247. enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs
  4248. enabled fontconfig && enable libfontconfig
  4249. enabled libfontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
  4250. enabled libfreetype && require_libfreetype
  4251. enabled libgme && require libgme gme/gme.h gme_new_emu -lgme -lstdc++
  4252. enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
  4253. check_lib "${gsm_hdr}" gsm_create -lgsm && break;
  4254. done || die "ERROR: libgsm not found"; }
  4255. enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
  4256. enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug
  4257. enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
  4258. enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
  4259. enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
  4260. enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
  4261. enabled libopencv && require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader
  4262. enabled libopenjpeg && { check_lib openjpeg-1.5/openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
  4263. check_lib openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
  4264. die "ERROR: libopenjpeg not found"; }
  4265. enabled libopus && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
  4266. enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
  4267. enabled libquvi && require_pkg_config libquvi quvi/quvi.h quvi_init
  4268. enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
  4269. enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
  4270. enabled libshine && require_pkg_config shine shine/layer3.h shine_encode_buffer
  4271. enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
  4272. enabled libssh && require_pkg_config libssh libssh/sftp.h sftp_init
  4273. enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
  4274. enabled libstagefright_h264 && require_cpp libstagefright_h264 "binder/ProcessState.h media/stagefright/MetaData.h
  4275. media/stagefright/MediaBufferGroup.h media/stagefright/MediaDebug.h media/stagefright/MediaDefs.h
  4276. media/stagefright/OMXClient.h media/stagefright/OMXCodec.h" android::OMXClient -lstagefright -lmedia -lutils -lbinder -lgnustl_static
  4277. enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
  4278. enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
  4279. { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
  4280. die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
  4281. enabled libutvideo && require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++
  4282. enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
  4283. enabled libvidstab && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
  4284. enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
  4285. enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
  4286. enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
  4287. enabled libvpx && {
  4288. enabled libvpx_vp8_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
  4289. die "ERROR: libvpx decoder version must be >=0.9.1"; }
  4290. enabled libvpx_vp8_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx ||
  4291. die "ERROR: libvpx encoder version must be >=0.9.7"; }
  4292. enabled libvpx_vp9_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx || disable libvpx_vp9_decoder; }
  4293. enabled libvpx_vp9_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_SVC" -lvpx || disable libvpx_vp9_encoder; } }
  4294. enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
  4295. enabled libwebp && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion
  4296. enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
  4297. { check_cpp_condition x264.h "X264_BUILD >= 118" ||
  4298. die "ERROR: libx264 must be installed and version must be >= 0.118."; }
  4299. enabled libx265 && require_pkg_config x265 x265.h x265_encoder_encode &&
  4300. { check_cpp_condition x265.h "X265_BUILD >= 13" ||
  4301. die "ERROR: libx265 version must be >= 13."; }
  4302. enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
  4303. enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
  4304. enabled libzmq && require_pkg_config libzmq zmq.h zmq_ctx_new
  4305. enabled libzvbi && require libzvbi libzvbi.h vbi_decoder_new -lzvbi
  4306. enabled openal && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
  4307. check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } ||
  4308. die "ERROR: openal not found"; } &&
  4309. { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
  4310. die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
  4311. enabled opencl && { check_lib2 OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
  4312. check_lib2 CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
  4313. die "ERROR: opencl not found"; } &&
  4314. { check_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
  4315. check_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
  4316. die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
  4317. enabled opengl && { check_lib GL/glx.h glXGetProcAddress "-lGL" ||
  4318. check_lib2 windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
  4319. check_lib2 OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
  4320. check_lib2 ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
  4321. die "ERROR: opengl not found."
  4322. }
  4323. enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
  4324. check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
  4325. check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
  4326. die "ERROR: openssl not found"; }
  4327. enabled qtkit_indev && { check_header_oc QTKit/QTKit.h || disable qtkit_indev; }
  4328. if enabled gnutls; then
  4329. { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
  4330. { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
  4331. fi
  4332. # libdc1394 check
  4333. if enabled libdc1394; then
  4334. { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
  4335. enable libdc1394_2; } ||
  4336. { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
  4337. enable libdc1394_1; } ||
  4338. die "ERROR: No version of libdc1394 found "
  4339. fi
  4340. SDL_CONFIG="${cross_prefix}sdl-config"
  4341. if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
  4342. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
  4343. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
  4344. enable sdl
  4345. else
  4346. if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
  4347. sdl_cflags=$("${SDL_CONFIG}" --cflags)
  4348. sdl_libs=$("${SDL_CONFIG}" --libs)
  4349. check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs &&
  4350. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
  4351. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
  4352. enable sdl
  4353. fi
  4354. fi
  4355. enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
  4356. texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
  4357. makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
  4358. perl -v > /dev/null 2>&1 && enable perl || disable perl
  4359. pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
  4360. rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
  4361. check_header linux/fb.h
  4362. check_header linux/videodev.h
  4363. check_header linux/videodev2.h
  4364. check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  4365. check_header sys/videoio.h
  4366. check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
  4367. # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
  4368. # w32api 3.12 had it defined wrong
  4369. check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
  4370. check_type "dshow.h" IBaseFilter
  4371. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
  4372. { check_header dev/bktr/ioctl_meteor.h &&
  4373. check_header dev/bktr/ioctl_bt848.h; } ||
  4374. { check_header machine/ioctl_meteor.h &&
  4375. check_header machine/ioctl_bt848.h; } ||
  4376. { check_header dev/video/meteor/ioctl_meteor.h &&
  4377. check_header dev/video/bktr/ioctl_bt848.h; } ||
  4378. check_header dev/ic/bt8xx.h
  4379. check_header sndio.h
  4380. if check_struct sys/soundcard.h audio_buf_info bytes; then
  4381. enable_safe sys/soundcard.h
  4382. else
  4383. check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
  4384. #include <sys/soundcard.h>
  4385. audio_buf_info abc;
  4386. EOF
  4387. fi
  4388. check_header soundcard.h
  4389. enabled_any alsa_indev alsa_outdev &&
  4390. check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
  4391. enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack && check_func sem_timedwait &&
  4392. check_func jack_port_get_latency_range -ljack
  4393. enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
  4394. if enabled libcdio; then
  4395. check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  4396. check_lib2 "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  4397. die "ERROR: libcdio-paranoia not found"
  4398. fi
  4399. enabled xlib &&
  4400. check_lib X11/Xlib.h XOpenDisplay -lX11 || disable xlib
  4401. enabled x11grab &&
  4402. require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
  4403. require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes &&
  4404. { enabled xlib || die "ERROR: Xlib not found"; }
  4405. check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
  4406. enabled dxva2api_h &&
  4407. check_cc <<EOF && enable dxva2api_cobj
  4408. #define _WIN32_WINNT 0x0600
  4409. #define COBJMACROS
  4410. #include <windows.h>
  4411. #include <d3d9.h>
  4412. #include <dxva2api.h>
  4413. int main(void) { IDirectXVideoDecoder *o = NULL; IDirectXVideoDecoder_Release(o); return 0; }
  4414. EOF
  4415. enabled vaapi &&
  4416. check_lib va/va.h vaInitialize -lva ||
  4417. disable vaapi
  4418. enabled vdpau &&
  4419. check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
  4420. disable vdpau
  4421. enabled vdpau && enabled xlib &&
  4422. check_func_headers "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau &&
  4423. prepend ffmpeg_libs $($ldflags_filter "-lvdpau") &&
  4424. enable vdpau_x11
  4425. # Funny iconv installations are not unusual, so check it after all flags have been set
  4426. disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -liconv || disable iconv
  4427. enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
  4428. # add some useful compiler flags if supported
  4429. check_cflags -Wdeclaration-after-statement
  4430. check_cflags -Wall
  4431. check_cflags -Wdisabled-optimization
  4432. check_cflags -Wpointer-arith
  4433. check_cflags -Wredundant-decls
  4434. check_cflags -Wwrite-strings
  4435. check_cflags -Wtype-limits
  4436. check_cflags -Wundef
  4437. check_cflags -Wmissing-prototypes
  4438. check_cflags -Wno-pointer-to-int-cast
  4439. check_cflags -Wstrict-prototypes
  4440. check_cflags -Wempty-body
  4441. enabled extra_warnings && check_cflags -Winline
  4442. check_disable_warning(){
  4443. warning_flag=-W${1#-Wno-}
  4444. test_cflags $warning_flag && add_cflags $1
  4445. }
  4446. check_disable_warning -Wno-parentheses
  4447. check_disable_warning -Wno-switch
  4448. check_disable_warning -Wno-format-zero-length
  4449. check_disable_warning -Wno-pointer-sign
  4450. # add some linker flags
  4451. check_ldflags -Wl,--warn-common
  4452. check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
  4453. enabled rpath && add_ldflags -Wl,-rpath,$libdir
  4454. test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
  4455. # add some strip flags
  4456. # -wN '..@*' is more selective than -x, but not available everywhere.
  4457. check_stripflags -wN \'..@*\' || check_stripflags -x
  4458. enabled neon_clobber_test &&
  4459. check_ldflags -Wl,--wrap,avcodec_open2 \
  4460. -Wl,--wrap,avcodec_decode_audio4 \
  4461. -Wl,--wrap,avcodec_decode_video2 \
  4462. -Wl,--wrap,avcodec_decode_subtitle2 \
  4463. -Wl,--wrap,avcodec_encode_audio2 \
  4464. -Wl,--wrap,avcodec_encode_video2 \
  4465. -Wl,--wrap,avcodec_encode_subtitle \
  4466. -Wl,--wrap,swr_convert \
  4467. -Wl,--wrap,avresample_convert ||
  4468. disable neon_clobber_test
  4469. enabled xmm_clobber_test &&
  4470. check_ldflags -Wl,--wrap,avcodec_open2 \
  4471. -Wl,--wrap,avcodec_decode_audio4 \
  4472. -Wl,--wrap,avcodec_decode_video2 \
  4473. -Wl,--wrap,avcodec_decode_subtitle2 \
  4474. -Wl,--wrap,avcodec_encode_audio2 \
  4475. -Wl,--wrap,avcodec_encode_video \
  4476. -Wl,--wrap,avcodec_encode_video2 \
  4477. -Wl,--wrap,avcodec_encode_subtitle \
  4478. -Wl,--wrap,swr_convert \
  4479. -Wl,--wrap,avresample_convert \
  4480. -Wl,--wrap,sws_scale ||
  4481. disable xmm_clobber_test
  4482. echo "X{};" > $TMPV
  4483. if test_ldflags -Wl,--version-script,$TMPV; then
  4484. append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
  4485. check_cc <<EOF && enable symver_asm_label
  4486. void ff_foo(void) __asm__ ("av_foo@VERSION");
  4487. void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
  4488. EOF
  4489. check_cc <<EOF && enable symver_gnu_asm
  4490. __asm__(".symver ff_foo,av_foo@VERSION");
  4491. void ff_foo(void) {}
  4492. EOF
  4493. fi
  4494. if [ -z "$optflags" ]; then
  4495. if enabled small; then
  4496. optflags=$cflags_size
  4497. elif enabled optimizations; then
  4498. optflags=$cflags_speed
  4499. else
  4500. optflags=$cflags_noopt
  4501. fi
  4502. fi
  4503. check_optflags(){
  4504. check_cflags "$@"
  4505. enabled lto && check_ldflags "$@"
  4506. }
  4507. if enabled lto; then
  4508. test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
  4509. check_cflags -flto
  4510. check_ldflags -flto $cpuflags
  4511. disable inline_asm_direct_symbol_refs
  4512. fi
  4513. check_optflags $optflags
  4514. check_optflags -fno-math-errno
  4515. check_optflags -fno-signed-zeros
  4516. enabled ftrapv && check_cflags -ftrapv
  4517. check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
  4518. int x;
  4519. EOF
  4520. if enabled icc; then
  4521. # Just warnings, no remarks
  4522. check_cflags -w1
  4523. # -wd: Disable following warnings
  4524. # 144, 167, 556: -Wno-pointer-sign
  4525. # 188: enumerated type mixed with another type
  4526. # 1292: attribute "foo" ignored
  4527. # 1419: external declaration in primary source file
  4528. # 10006: ignoring unknown option -fno-signed-zeros
  4529. # 10148: ignoring unknown option -Wno-parentheses
  4530. # 10156: ignoring option '-W'; no argument required
  4531. check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156
  4532. # 11030: Warning unknown option --as-needed
  4533. # 10156: ignoring option '-export'; no argument required
  4534. check_ldflags -wd10156,11030
  4535. # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
  4536. enable ebp_available
  4537. # The test above does not test linking
  4538. enabled lto && disable symver_asm_label
  4539. if enabled x86_32; then
  4540. icc_version=$($cc -dumpversion)
  4541. test ${icc_version%%.*} -ge 11 &&
  4542. check_cflags -falign-stack=maintain-16-byte ||
  4543. disable aligned_stack
  4544. fi
  4545. elif enabled ccc; then
  4546. # disable some annoying warnings
  4547. add_cflags -msg_disable bitnotint
  4548. add_cflags -msg_disable mixfuncvoid
  4549. add_cflags -msg_disable nonstandcast
  4550. add_cflags -msg_disable unsupieee
  4551. elif enabled gcc; then
  4552. check_optflags -fno-tree-vectorize
  4553. check_cflags -Werror=implicit-function-declaration
  4554. check_cflags -Werror=missing-prototypes
  4555. check_cflags -Werror=return-type
  4556. check_cflags -Werror=vla
  4557. enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
  4558. elif enabled llvm_gcc; then
  4559. check_cflags -mllvm -stack-alignment=16
  4560. elif enabled clang; then
  4561. check_cflags -mllvm -stack-alignment=16
  4562. check_cflags -Qunused-arguments
  4563. check_cflags -Werror=implicit-function-declaration
  4564. check_cflags -Werror=missing-prototypes
  4565. check_cflags -Werror=return-type
  4566. elif enabled cparser; then
  4567. add_cflags -Wno-missing-variable-declarations
  4568. add_cflags -Wno-empty-statement
  4569. elif enabled armcc; then
  4570. add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
  4571. add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
  4572. # 2523: use of inline assembler is deprecated
  4573. add_cflags -W${armcc_opt},--diag_suppress=2523
  4574. add_cflags -W${armcc_opt},--diag_suppress=1207
  4575. add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
  4576. add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
  4577. add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
  4578. add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
  4579. elif enabled tms470; then
  4580. add_cflags -pds=824 -pds=837
  4581. disable inline_asm
  4582. elif enabled pathscale; then
  4583. add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
  4584. elif enabled_any msvc icl; then
  4585. enabled x86_32 && disable aligned_stack
  4586. enabled_all x86_32 debug && add_cflags -Oy-
  4587. enabled debug && add_ldflags -debug
  4588. enable pragma_deprecated
  4589. if enabled icl; then
  4590. # -Qansi-alias is basically -fstrict-aliasing, but does not work
  4591. # (correctly) on icl 13.x.
  4592. check_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
  4593. add_cflags -Qansi-alias
  4594. # Some inline asm is not compilable in debug
  4595. if enabled debug; then
  4596. disable ebp_available
  4597. disable ebx_available
  4598. fi
  4599. fi
  4600. # msvcrt10 x64 incorrectly enables log2, only msvcrt12 onwards actually has log2.
  4601. check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
  4602. fi
  4603. case $as_type in
  4604. clang)
  4605. add_asflags -Qunused-arguments
  4606. ;;
  4607. esac
  4608. case $ld_type in
  4609. clang)
  4610. check_ldflags -Qunused-arguments
  4611. ;;
  4612. esac
  4613. case $target_os in
  4614. osf1)
  4615. enabled ccc && add_ldflags '-Wl,-expect_unresolved,*'
  4616. ;;
  4617. plan9)
  4618. add_cppflags -Dmain=plan9_main
  4619. ;;
  4620. esac
  4621. enable frame_thread_encoder
  4622. enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
  4623. check_deps $CONFIG_LIST \
  4624. $CONFIG_EXTRA \
  4625. $HAVE_LIST \
  4626. $ALL_COMPONENTS \
  4627. 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"
  4628. if test $target_os = "haiku"; then
  4629. disable memalign
  4630. disable posix_memalign
  4631. fi
  4632. enabled_all dxva2 dxva2api_cobj CoTaskMemFree &&
  4633. prepend ffmpeg_libs $($ldflags_filter "-lole32") &&
  4634. enable dxva2_lib
  4635. ! enabled_any memalign posix_memalign aligned_malloc &&
  4636. enabled_any $need_memalign && enable memalign_hack
  4637. # add_dep lib dep
  4638. # -> enable ${lib}_deps_${dep}
  4639. # -> add $dep to ${lib}_deps only once
  4640. add_dep() {
  4641. lib=$1
  4642. dep=$2
  4643. enabled "${lib}_deps_${dep}" && return 0
  4644. enable "${lib}_deps_${dep}"
  4645. prepend "${lib}_deps" $dep
  4646. }
  4647. # merge deps lib components
  4648. # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
  4649. merge_deps() {
  4650. lib=$1
  4651. shift
  4652. for comp in $*; do
  4653. enabled $comp || continue
  4654. eval "dep=\"\$${comp}_deps\""
  4655. for d in $dep; do
  4656. add_dep $lib $d
  4657. done
  4658. done
  4659. }
  4660. merge_deps libavfilter $FILTER_LIST
  4661. for thread in $THREADS_LIST; do
  4662. if enabled $thread; then
  4663. test -n "$thread_type" &&
  4664. die "ERROR: Only one thread type must be selected." ||
  4665. thread_type="$thread"
  4666. fi
  4667. done
  4668. # conditional library dependencies, in linking order
  4669. enabled aconvert_filter && prepend avfilter_deps "swresample"
  4670. enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
  4671. enabled aresample_filter && prepend avfilter_deps "swresample"
  4672. enabled asyncts_filter && prepend avfilter_deps "avresample"
  4673. enabled atempo_filter && prepend avfilter_deps "avcodec"
  4674. enabled decimate_filter && prepend avfilter_deps "avcodec"
  4675. enabled deshake_filter && prepend avfilter_deps "avcodec"
  4676. enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
  4677. enabled elbg_filter && prepend avfilter_deps "avcodec"
  4678. enabled mcdeint_filter && prepend avfilter_deps "avcodec"
  4679. enabled movie_filter && prepend avfilter_deps "avformat avcodec"
  4680. enabled mp_filter && prepend avfilter_deps "avcodec"
  4681. enabled pan_filter && prepend avfilter_deps "swresample"
  4682. enabled pp_filter && prepend avfilter_deps "postproc"
  4683. enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
  4684. enabled resample_filter && prepend avfilter_deps "avresample"
  4685. enabled sab_filter && prepend avfilter_deps "swscale"
  4686. enabled scale_filter && prepend avfilter_deps "swscale"
  4687. enabled showspectrum_filter && prepend avfilter_deps "avcodec"
  4688. enabled smartblur_filter && prepend avfilter_deps "swscale"
  4689. enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
  4690. enabled lavfi_indev && prepend avdevice_deps "avfilter"
  4691. enabled opus_decoder && prepend avcodec_deps "swresample"
  4692. expand_deps(){
  4693. lib_deps=${1}_deps
  4694. eval "deps=\$$lib_deps"
  4695. append $lib_deps $(map 'eval echo \$${v}_deps' $deps)
  4696. unique $lib_deps
  4697. }
  4698. #we have to remove gpl from the deps here as some code assumes all lib deps are libs
  4699. postproc_deps="$(filter_out 'gpl' $postproc_deps)"
  4700. map 'expand_deps $v' $LIBRARY_LIST
  4701. echo "install prefix $prefix"
  4702. echo "source path $source_path"
  4703. echo "C compiler $cc"
  4704. echo "C library $libc_type"
  4705. if test "$host_cc" != "$cc"; then
  4706. echo "host C compiler $host_cc"
  4707. echo "host C library $host_libc_type"
  4708. fi
  4709. echo "ARCH $arch ($cpu)"
  4710. if test "$build_suffix" != ""; then
  4711. echo "build suffix $build_suffix"
  4712. fi
  4713. if test "$progs_suffix" != ""; then
  4714. echo "progs suffix $progs_suffix"
  4715. fi
  4716. if test "$extra_version" != ""; then
  4717. echo "version string suffix $extra_version"
  4718. fi
  4719. echo "big-endian ${bigendian-no}"
  4720. echo "runtime cpu detection ${runtime_cpudetect-no}"
  4721. if enabled x86; then
  4722. echo "${yasmexe} ${yasm-no}"
  4723. echo "MMX enabled ${mmx-no}"
  4724. echo "MMXEXT enabled ${mmxext-no}"
  4725. echo "3DNow! enabled ${amd3dnow-no}"
  4726. echo "3DNow! extended enabled ${amd3dnowext-no}"
  4727. echo "SSE enabled ${sse-no}"
  4728. echo "SSSE3 enabled ${ssse3-no}"
  4729. echo "AVX enabled ${avx-no}"
  4730. echo "XOP enabled ${xop-no}"
  4731. echo "FMA3 enabled ${fma3-no}"
  4732. echo "FMA4 enabled ${fma4-no}"
  4733. echo "i686 features enabled ${i686-no}"
  4734. echo "CMOV is fast ${fast_cmov-no}"
  4735. echo "EBX available ${ebx_available-no}"
  4736. echo "EBP available ${ebp_available-no}"
  4737. fi
  4738. if enabled aarch64; then
  4739. echo "NEON enabled ${neon-no}"
  4740. echo "VFP enabled ${vfp-no}"
  4741. fi
  4742. if enabled arm; then
  4743. echo "ARMv5TE enabled ${armv5te-no}"
  4744. echo "ARMv6 enabled ${armv6-no}"
  4745. echo "ARMv6T2 enabled ${armv6t2-no}"
  4746. echo "VFP enabled ${vfp-no}"
  4747. echo "NEON enabled ${neon-no}"
  4748. echo "THUMB enabled ${thumb-no}"
  4749. fi
  4750. if enabled mips; then
  4751. echo "MIPS FPU enabled ${mipsfpu-no}"
  4752. echo "MIPS32R2 enabled ${mips32r2-no}"
  4753. echo "MIPS DSP R1 enabled ${mipsdspr1-no}"
  4754. echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
  4755. fi
  4756. if enabled ppc; then
  4757. echo "AltiVec enabled ${altivec-no}"
  4758. echo "PPC 4xx optimizations ${ppc4xx-no}"
  4759. echo "dcbzl available ${dcbzl-no}"
  4760. fi
  4761. echo "debug symbols ${debug-no}"
  4762. echo "strip symbols ${stripping-no}"
  4763. echo "optimize for size ${small-no}"
  4764. echo "optimizations ${optimizations-no}"
  4765. echo "static ${static-no}"
  4766. echo "shared ${shared-no}"
  4767. echo "postprocessing support ${postproc-no}"
  4768. echo "new filter support ${avfilter-no}"
  4769. echo "network support ${network-no}"
  4770. echo "threading support ${thread_type-no}"
  4771. echo "safe bitstream reader ${safe_bitstream_reader-no}"
  4772. echo "SDL support ${sdl-no}"
  4773. echo "opencl enabled ${opencl-no}"
  4774. echo "libzvbi enabled ${libzvbi-no}"
  4775. echo "texi2html enabled ${texi2html-no}"
  4776. echo "perl enabled ${perl-no}"
  4777. echo "pod2man enabled ${pod2man-no}"
  4778. echo "makeinfo enabled ${makeinfo-no}"
  4779. test -n "$random_seed" &&
  4780. echo "random seed ${random_seed}"
  4781. echo
  4782. echo "External libraries:"
  4783. print_enabled '' $EXTERNAL_LIBRARY_LIST | print_3_columns
  4784. echo
  4785. for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
  4786. echo "Enabled ${type}s:"
  4787. eval list=\$$(toupper $type)_LIST
  4788. print_enabled '_*' $list | print_3_columns
  4789. echo
  4790. done
  4791. license="LGPL version 2.1 or later"
  4792. if enabled nonfree; then
  4793. license="nonfree and unredistributable"
  4794. elif enabled gplv3; then
  4795. license="GPL version 3 or later"
  4796. elif enabled lgplv3; then
  4797. license="LGPL version 3 or later"
  4798. elif enabled gpl; then
  4799. license="GPL version 2 or later"
  4800. fi
  4801. echo "License: $license"
  4802. echo "Creating config.mak, config.h, and doc/config.texi..."
  4803. test -e Makefile || echo "include $source_path/Makefile" > Makefile
  4804. enabled stripping || strip="echo skipping strip"
  4805. config_files="$TMPH config.mak doc/config.texi"
  4806. cat > config.mak <<EOF
  4807. # Automatically generated by configure - do not modify!
  4808. ifndef FFMPEG_CONFIG_MAK
  4809. FFMPEG_CONFIG_MAK=1
  4810. FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
  4811. prefix=$prefix
  4812. LIBDIR=\$(DESTDIR)$libdir
  4813. SHLIBDIR=\$(DESTDIR)$shlibdir
  4814. INCDIR=\$(DESTDIR)$incdir
  4815. BINDIR=\$(DESTDIR)$bindir
  4816. DATADIR=\$(DESTDIR)$datadir
  4817. DOCDIR=\$(DESTDIR)$docdir
  4818. MANDIR=\$(DESTDIR)$mandir
  4819. SRC_PATH=$source_path
  4820. ifndef MAIN_MAKEFILE
  4821. SRC_PATH:=\$(SRC_PATH:.%=..%)
  4822. endif
  4823. CC_IDENT=$cc_ident
  4824. ARCH=$arch
  4825. CC=$cc
  4826. CXX=$cxx
  4827. AS=$as
  4828. LD=$ld
  4829. DEPCC=$dep_cc
  4830. DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
  4831. DEPAS=$as
  4832. DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
  4833. YASM=$yasmexe
  4834. DEPYASM=$yasmexe
  4835. AR=$ar
  4836. ARFLAGS=$arflags
  4837. AR_O=$ar_o
  4838. RANLIB=$ranlib
  4839. STRIP=$strip
  4840. CP=cp -p
  4841. LN_S=$ln_s
  4842. CPPFLAGS=$CPPFLAGS
  4843. CFLAGS=$CFLAGS
  4844. CXXFLAGS=$CXXFLAGS
  4845. ASFLAGS=$ASFLAGS
  4846. AS_C=$AS_C
  4847. AS_O=$AS_O
  4848. CC_C=$CC_C
  4849. CC_E=$CC_E
  4850. CC_O=$CC_O
  4851. CXX_C=$CXX_C
  4852. CXX_O=$CXX_O
  4853. LD_O=$LD_O
  4854. LD_LIB=$LD_LIB
  4855. LD_PATH=$LD_PATH
  4856. DLLTOOL=$dlltool
  4857. WINDRES=$windres
  4858. DEPWINDRES=$dep_cc
  4859. LDFLAGS=$LDFLAGS
  4860. SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
  4861. ASMSTRIPFLAGS=$ASMSTRIPFLAGS
  4862. YASMFLAGS=$YASMFLAGS
  4863. BUILDSUF=$build_suffix
  4864. PROGSSUF=$progs_suffix
  4865. FULLNAME=$FULLNAME
  4866. LIBPREF=$LIBPREF
  4867. LIBSUF=$LIBSUF
  4868. LIBNAME=$LIBNAME
  4869. SLIBPREF=$SLIBPREF
  4870. SLIBSUF=$SLIBSUF
  4871. EXESUF=$EXESUF
  4872. EXTRA_VERSION=$extra_version
  4873. CCDEP=$CCDEP
  4874. CXXDEP=$CXXDEP
  4875. CCDEP_FLAGS=$CCDEP_FLAGS
  4876. ASDEP=$ASDEP
  4877. ASDEP_FLAGS=$ASDEP_FLAGS
  4878. CC_DEPFLAGS=$CC_DEPFLAGS
  4879. AS_DEPFLAGS=$AS_DEPFLAGS
  4880. HOSTCC=$host_cc
  4881. HOSTLD=$host_ld
  4882. HOSTCFLAGS=$host_cflags
  4883. HOSTCPPFLAGS=$host_cppflags
  4884. HOSTEXESUF=$HOSTEXESUF
  4885. HOSTLDFLAGS=$host_ldflags
  4886. HOSTLIBS=$host_libs
  4887. DEPHOSTCC=$host_cc
  4888. DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
  4889. HOSTCCDEP=$HOSTCCDEP
  4890. HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
  4891. HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
  4892. HOSTCC_C=$HOSTCC_C
  4893. HOSTCC_O=$HOSTCC_O
  4894. HOSTLD_O=$HOSTLD_O
  4895. TARGET_EXEC=$target_exec $target_exec_args
  4896. TARGET_PATH=$target_path
  4897. TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
  4898. CFLAGS-ffplay=$sdl_cflags
  4899. ZLIB=$($ldflags_filter -lz)
  4900. LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
  4901. EXTRALIBS=$extralibs
  4902. COMPAT_OBJS=$compat_objs
  4903. EXEOBJS=$exeobjs
  4904. INSTALL=$install
  4905. LIBTARGET=${LIBTARGET}
  4906. SLIBNAME=${SLIBNAME}
  4907. SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
  4908. SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
  4909. SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
  4910. SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
  4911. SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
  4912. SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
  4913. SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
  4914. SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
  4915. SAMPLES:=${samples:-\$(FATE_SAMPLES)}
  4916. NOREDZONE_FLAGS=$noredzone_flags
  4917. EOF
  4918. get_version(){
  4919. lcname=lib${1}
  4920. name=$(toupper $lcname)
  4921. file=$source_path/$lcname/version.h
  4922. eval $(awk "/#define ${name}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
  4923. enabled raise_major && eval ${name}_VERSION_MAJOR=$((${name}_VERSION_MAJOR+100))
  4924. eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
  4925. eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
  4926. eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
  4927. eval echo "${lcname}_VERSION_MINOR=\$${name}_VERSION_MINOR" >> config.mak
  4928. }
  4929. map 'get_version $v' $LIBRARY_LIST
  4930. map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> config.mak' $LIBRARY_LIST
  4931. print_program_libs(){
  4932. eval "program_libs=\$${1}_libs"
  4933. eval echo "LIBS-${1}=${program_libs}" >> config.mak
  4934. }
  4935. map 'print_program_libs $v' $PROGRAM_LIST
  4936. cat > $TMPH <<EOF
  4937. /* Automatically generated by configure - do not modify! */
  4938. #ifndef FFMPEG_CONFIG_H
  4939. #define FFMPEG_CONFIG_H
  4940. #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
  4941. #define FFMPEG_LICENSE "$(c_escape $license)"
  4942. #define CONFIG_THIS_YEAR 2014
  4943. #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
  4944. #define AVCONV_DATADIR "$(eval c_escape $datadir)"
  4945. #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
  4946. #define av_restrict $_restrict
  4947. #define EXTERN_PREFIX "${extern_prefix}"
  4948. #define EXTERN_ASM ${extern_prefix}
  4949. #define BUILDSUF "$build_suffix"
  4950. #define SLIBSUF "$SLIBSUF"
  4951. #define HAVE_MMX2 HAVE_MMXEXT
  4952. EOF
  4953. test -n "$assert_level" &&
  4954. echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
  4955. test -n "$malloc_prefix" &&
  4956. echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
  4957. if enabled yasm; then
  4958. append config_files $TMPASM
  4959. printf '' >$TMPASM
  4960. fi
  4961. enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
  4962. mkdir -p doc
  4963. echo "@c auto-generated by configure" > doc/config.texi
  4964. print_config ARCH_ "$config_files" $ARCH_LIST
  4965. print_config HAVE_ "$config_files" $HAVE_LIST
  4966. print_config CONFIG_ "$config_files" $CONFIG_LIST \
  4967. $CONFIG_EXTRA \
  4968. $ALL_COMPONENTS \
  4969. echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
  4970. echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
  4971. # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
  4972. cp_if_changed $TMPH config.h
  4973. touch .config
  4974. enabled yasm && cp_if_changed $TMPASM config.asm
  4975. cat > $TMPH <<EOF
  4976. /* Generated by ffconf */
  4977. #ifndef AVUTIL_AVCONFIG_H
  4978. #define AVUTIL_AVCONFIG_H
  4979. EOF
  4980. print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
  4981. echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
  4982. cp_if_changed $TMPH libavutil/avconfig.h
  4983. if test -n "$WARNINGS"; then
  4984. printf "\n$WARNINGS"
  4985. enabled fatal_warnings && exit 1
  4986. fi
  4987. # build pkg-config files
  4988. lib_version(){
  4989. eval printf "\"lib${1}${build_suffix} >= \$LIB$(toupper ${1})_VERSION, \""
  4990. }
  4991. pkgconfig_generate(){
  4992. name=$1
  4993. shortname=${name#lib}${build_suffix}
  4994. comment=$2
  4995. version=$3
  4996. libs=$4
  4997. requires=$(map 'lib_version $v' $(eval echo \$${name#lib}_deps))
  4998. requires=${requires%, }
  4999. enabled ${name#lib} || return 0
  5000. mkdir -p $name
  5001. cat <<EOF > $name/$name${build_suffix}.pc
  5002. prefix=$prefix
  5003. exec_prefix=\${prefix}
  5004. libdir=$libdir
  5005. includedir=$incdir
  5006. Name: $name
  5007. Description: $comment
  5008. Version: $version
  5009. Requires: $(enabled shared || echo $requires)
  5010. Requires.private: $(enabled shared && echo $requires)
  5011. Conflicts:
  5012. Libs: -L\${libdir} $(enabled rpath && echo "-Wl,-rpath,\${libdir}") -l${shortname} $(enabled shared || echo $libs)
  5013. Libs.private: $(enabled shared && echo $libs)
  5014. Cflags: -I\${includedir}
  5015. EOF
  5016. mkdir -p doc/examples/pc-uninstalled
  5017. includedir=${source_path}
  5018. [ "$includedir" = . ] && includedir="\${pcfiledir}/../../.."
  5019. cat <<EOF > doc/examples/pc-uninstalled/$name.pc
  5020. prefix=
  5021. exec_prefix=
  5022. libdir=\${pcfiledir}/../../../$name
  5023. includedir=${includedir}
  5024. Name: $name
  5025. Description: $comment
  5026. Version: $version
  5027. Requires: $requires
  5028. Conflicts:
  5029. Libs: -L\${libdir} -Wl,-rpath,\${libdir} -l${shortname} $(enabled shared || echo $libs)
  5030. Cflags: -I\${includedir}
  5031. EOF
  5032. }
  5033. pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" "$LIBM"
  5034. pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs"
  5035. pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs"
  5036. pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs"
  5037. pkgconfig_generate libavfilter "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
  5038. pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" ""
  5039. pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$extralibs"
  5040. pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM"
  5041. pkgconfig_generate libswresample "FFmpeg audio resampling library" "$LIBSWRESAMPLE_VERSION" "$LIBM"