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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. llauddsp
  1638. llviddsp
  1639. lpc
  1640. mpegaudio
  1641. mpegaudiodsp
  1642. mpegvideo
  1643. mpegvideoenc
  1644. nettle
  1645. qpeldsp
  1646. rangecoder
  1647. riffdec
  1648. riffenc
  1649. rtpdec
  1650. rtpenc_chain
  1651. sinewin
  1652. tpeldsp
  1653. videodsp
  1654. vp3dsp
  1655. "
  1656. CMDLINE_SELECT="
  1657. $ARCH_EXT_LIST
  1658. $CONFIG_LIST
  1659. $HAVE_LIST_CMDLINE
  1660. $THREADS_LIST
  1661. asm
  1662. cross_compile
  1663. debug
  1664. extra_warnings
  1665. logging
  1666. lto
  1667. optimizations
  1668. rpath
  1669. stripping
  1670. "
  1671. PATHS_LIST="
  1672. bindir
  1673. datadir
  1674. docdir
  1675. incdir
  1676. libdir
  1677. mandir
  1678. prefix
  1679. shlibdir
  1680. "
  1681. CMDLINE_SET="
  1682. $PATHS_LIST
  1683. ar
  1684. arch
  1685. as
  1686. assert_level
  1687. build_suffix
  1688. cc
  1689. cpu
  1690. cross_prefix
  1691. cxx
  1692. dep_cc
  1693. extra_version
  1694. gas
  1695. host_cc
  1696. host_cflags
  1697. host_ld
  1698. host_ldflags
  1699. host_libs
  1700. host_os
  1701. install
  1702. ld
  1703. logfile
  1704. malloc_prefix
  1705. nm
  1706. optflags
  1707. pkg_config
  1708. pkg_config_flags
  1709. progs_suffix
  1710. random_seed
  1711. ranlib
  1712. samples
  1713. strip
  1714. sysinclude
  1715. sysroot
  1716. target_exec
  1717. target_os
  1718. target_path
  1719. target_samples
  1720. tempprefix
  1721. toolchain
  1722. valgrind
  1723. yasmexe
  1724. "
  1725. CMDLINE_APPEND="
  1726. extra_cflags
  1727. extra_cxxflags
  1728. host_cppflags
  1729. "
  1730. # code dependency declarations
  1731. # architecture extensions
  1732. armv5te_deps="arm"
  1733. armv6_deps="arm"
  1734. armv6t2_deps="arm"
  1735. armv8_deps="aarch64"
  1736. neon_deps_any="aarch64 arm"
  1737. vfp_deps_any="aarch64 arm"
  1738. vfpv3_deps="vfp"
  1739. map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
  1740. mipsfpu_deps="mips"
  1741. mips32r2_deps="mips"
  1742. mipsdspr1_deps="mips"
  1743. mipsdspr2_deps="mips"
  1744. altivec_deps="ppc"
  1745. ppc4xx_deps="ppc"
  1746. cpunop_deps="i686"
  1747. x86_64_select="i686"
  1748. x86_64_suggest="fast_cmov"
  1749. amd3dnow_deps="mmx"
  1750. amd3dnowext_deps="amd3dnow"
  1751. i686_deps="x86"
  1752. mmx_deps="x86"
  1753. mmxext_deps="mmx"
  1754. sse_deps="mmxext"
  1755. sse2_deps="sse"
  1756. sse3_deps="sse2"
  1757. ssse3_deps="sse3"
  1758. sse4_deps="ssse3"
  1759. sse42_deps="sse4"
  1760. avx_deps="sse42"
  1761. xop_deps="avx"
  1762. fma3_deps="avx"
  1763. fma4_deps="avx"
  1764. avx2_deps="avx"
  1765. mmx_external_deps="yasm"
  1766. mmx_inline_deps="inline_asm"
  1767. mmx_suggest="mmx_external mmx_inline"
  1768. for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
  1769. eval dep=\$${ext}_deps
  1770. eval ${ext}_external_deps='"${dep}_external"'
  1771. eval ${ext}_inline_deps='"${dep}_inline"'
  1772. eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
  1773. done
  1774. aligned_stack_if_any="aarch64 ppc x86"
  1775. fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
  1776. fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
  1777. fast_unaligned_if_any="aarch64 ppc x86"
  1778. need_memalign="altivec neon sse"
  1779. # system capabilities
  1780. symver_if_any="symver_asm_label symver_gnu_asm"
  1781. # threading support
  1782. atomics_gcc_if="sync_val_compare_and_swap"
  1783. atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
  1784. atomics_win32_if="MemoryBarrier"
  1785. atomics_native_if_any="$ATOMICS_LIST"
  1786. w32threads_deps="atomics_native"
  1787. threads_if_any="$THREADS_LIST"
  1788. # subsystems
  1789. dct_select="rdft"
  1790. error_resilience_select="dsputil"
  1791. frame_thread_encoder_deps="encoders threads"
  1792. mdct_select="fft"
  1793. rdft_select="fft"
  1794. mpegaudio_select="mpegaudiodsp"
  1795. mpegaudiodsp_select="dct"
  1796. mpegvideo_select="dsputil h264chroma hpeldsp videodsp"
  1797. mpegvideoenc_select="dsputil mpegvideo qpeldsp"
  1798. # decoders / encoders
  1799. aac_decoder_select="mdct sinewin"
  1800. aac_encoder_select="audio_frame_queue mdct sinewin"
  1801. aac_latm_decoder_select="aac_decoder aac_latm_parser"
  1802. ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
  1803. ac3_fixed_decoder_select="mdct ac3dsp ac3_parser dsputil"
  1804. ac3_encoder_select="mdct ac3dsp dsputil"
  1805. ac3_fixed_encoder_select="mdct ac3dsp dsputil"
  1806. aic_decoder_select="dsputil golomb"
  1807. alac_encoder_select="lpc"
  1808. als_decoder_select="dsputil"
  1809. amrnb_decoder_select="lsp"
  1810. amrwb_decoder_select="lsp"
  1811. amv_decoder_select="sp5x_decoder exif"
  1812. amv_encoder_select="aandcttables"
  1813. ape_decoder_select="dsputil llauddsp"
  1814. asv1_decoder_select="dsputil"
  1815. asv1_encoder_select="dsputil"
  1816. asv2_decoder_select="dsputil"
  1817. asv2_encoder_select="dsputil"
  1818. atrac1_decoder_select="mdct sinewin"
  1819. atrac3_decoder_select="mdct"
  1820. atrac3p_decoder_select="mdct sinewin"
  1821. avrn_decoder_select="exif"
  1822. bink_decoder_select="dsputil hpeldsp"
  1823. binkaudio_dct_decoder_select="mdct rdft dct sinewin"
  1824. binkaudio_rdft_decoder_select="mdct rdft sinewin"
  1825. cavs_decoder_select="dsputil golomb h264chroma qpeldsp videodsp"
  1826. cllc_decoder_select="dsputil"
  1827. comfortnoise_encoder_select="lpc"
  1828. cook_decoder_select="dsputil mdct sinewin"
  1829. cscd_decoder_select="lzo"
  1830. cscd_decoder_suggest="zlib"
  1831. dca_decoder_select="mdct"
  1832. dirac_decoder_select="dsputil dwt golomb videodsp"
  1833. dnxhd_decoder_select="dsputil"
  1834. dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
  1835. dvvideo_decoder_select="dsputil"
  1836. dvvideo_encoder_select="dsputil"
  1837. dxa_decoder_select="zlib"
  1838. eac3_decoder_select="ac3_decoder"
  1839. eac3_encoder_select="ac3_encoder"
  1840. eamad_decoder_select="aandcttables dsputil mpegvideo"
  1841. eatgq_decoder_select="aandcttables"
  1842. eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
  1843. exr_decoder_select="zlib"
  1844. ffv1_decoder_select="golomb rangecoder"
  1845. ffv1_encoder_select="rangecoder"
  1846. ffvhuff_decoder_select="huffyuv_decoder"
  1847. ffvhuff_encoder_select="huffyuv_encoder"
  1848. fic_decoder_select="golomb"
  1849. flac_decoder_select="golomb"
  1850. flac_encoder_select="dsputil golomb lpc"
  1851. flashsv_decoder_select="zlib"
  1852. flashsv_encoder_select="zlib"
  1853. flashsv2_encoder_select="zlib"
  1854. flashsv2_decoder_select="zlib"
  1855. flv_decoder_select="h263_decoder"
  1856. flv_encoder_select="h263_encoder"
  1857. fourxm_decoder_select="dsputil"
  1858. fraps_decoder_select="dsputil huffman"
  1859. g2m_decoder_select="dsputil zlib"
  1860. g729_decoder_select="dsputil"
  1861. h261_decoder_select="error_resilience mpegvideo"
  1862. h261_encoder_select="aandcttables mpegvideoenc"
  1863. h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo qpeldsp"
  1864. h263_encoder_select="aandcttables h263dsp mpegvideoenc"
  1865. h263i_decoder_select="h263_decoder"
  1866. h263p_encoder_select="h263_encoder"
  1867. h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
  1868. h264_decoder_suggest="error_resilience"
  1869. hevc_decoder_select="cabac dsputil golomb videodsp"
  1870. huffyuv_decoder_select="dsputil huffyuvdsp llviddsp"
  1871. huffyuv_encoder_select="dsputil huffman huffyuvencdsp llviddsp"
  1872. iac_decoder_select="imc_decoder"
  1873. imc_decoder_select="dsputil fft mdct sinewin"
  1874. indeo3_decoder_select="hpeldsp"
  1875. interplay_video_decoder_select="hpeldsp"
  1876. jpegls_decoder_select="golomb mjpeg_decoder"
  1877. jpegls_encoder_select="golomb"
  1878. jv_decoder_select="dsputil"
  1879. lagarith_decoder_select="huffyuvdsp"
  1880. ljpeg_encoder_select="aandcttables mpegvideoenc"
  1881. loco_decoder_select="golomb"
  1882. mdec_decoder_select="dsputil error_resilience mpegvideo"
  1883. metasound_decoder_select="lsp mdct sinewin"
  1884. mimic_decoder_select="dsputil hpeldsp"
  1885. mjpeg_decoder_select="dsputil hpeldsp exif"
  1886. mjpeg_encoder_select="aandcttables mpegvideoenc"
  1887. mjpegb_decoder_select="mjpeg_decoder"
  1888. mlp_decoder_select="mlp_parser"
  1889. motionpixels_decoder_select="dsputil"
  1890. mp1_decoder_select="mpegaudio"
  1891. mp1float_decoder_select="mpegaudio"
  1892. mp2_decoder_select="mpegaudio"
  1893. mp2float_decoder_select="mpegaudio"
  1894. mp3_decoder_select="mpegaudio"
  1895. mp3adu_decoder_select="mpegaudio"
  1896. mp3adufloat_decoder_select="mpegaudio"
  1897. mp3float_decoder_select="mpegaudio"
  1898. mp3on4_decoder_select="mpegaudio"
  1899. mp3on4float_decoder_select="mpegaudio"
  1900. mpc7_decoder_select="dsputil mpegaudiodsp"
  1901. mpc8_decoder_select="mpegaudiodsp"
  1902. mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
  1903. mpeg_xvmc_decoder_select="mpeg2video_decoder"
  1904. mpeg1video_decoder_select="error_resilience mpegvideo"
  1905. mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
  1906. mpeg2video_decoder_select="error_resilience mpegvideo"
  1907. mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
  1908. mpeg4_decoder_select="h263_decoder mpeg4video_parser"
  1909. mpeg4_encoder_select="h263_encoder"
  1910. msmpeg4v1_decoder_select="h263_decoder"
  1911. msmpeg4v2_decoder_select="h263_decoder"
  1912. msmpeg4v2_encoder_select="h263_encoder"
  1913. msmpeg4v3_decoder_select="h263_decoder"
  1914. msmpeg4v3_encoder_select="h263_encoder"
  1915. mss2_decoder_select="error_resilience qpeldsp vc1_decoder"
  1916. mxpeg_decoder_select="mjpeg_decoder"
  1917. nellymoser_decoder_select="mdct sinewin"
  1918. nellymoser_encoder_select="audio_frame_queue mdct sinewin"
  1919. nuv_decoder_select="dsputil lzo"
  1920. on2avc_decoder_select="mdct"
  1921. opus_decoder_deps="swresample"
  1922. png_decoder_select="zlib"
  1923. png_encoder_select="huffyuvencdsp zlib"
  1924. prores_decoder_select="dsputil"
  1925. prores_encoder_select="dsputil"
  1926. qcelp_decoder_select="lsp"
  1927. qdm2_decoder_select="mdct rdft mpegaudiodsp"
  1928. ra_144_encoder_select="audio_frame_queue lpc"
  1929. ralf_decoder_select="golomb"
  1930. rawvideo_decoder_select="dsputil"
  1931. rtjpeg_decoder_select="dsputil"
  1932. rv10_decoder_select="error_resilience h263_decoder h263dsp"
  1933. rv10_encoder_select="h263_encoder"
  1934. rv20_decoder_select="error_resilience h263_decoder h263dsp"
  1935. rv20_encoder_select="h263_encoder"
  1936. rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
  1937. rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
  1938. shorten_decoder_select="golomb"
  1939. sipr_decoder_select="lsp"
  1940. snow_decoder_select="dsputil dwt h264qpel hpeldsp rangecoder"
  1941. snow_encoder_select="aandcttables dsputil dwt h264qpel hpeldsp mpegvideoenc rangecoder"
  1942. sonic_decoder_select="golomb rangecoder"
  1943. sonic_encoder_select="golomb rangecoder"
  1944. sonic_ls_encoder_select="golomb rangecoder"
  1945. sp5x_decoder_select="mjpeg_decoder"
  1946. svq1_decoder_select="hpeldsp"
  1947. svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
  1948. svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
  1949. svq3_decoder_suggest="zlib"
  1950. tak_decoder_select="dsputil"
  1951. theora_decoder_select="vp3_decoder"
  1952. thp_decoder_select="mjpeg_decoder"
  1953. tiff_decoder_suggest="zlib"
  1954. tiff_encoder_suggest="zlib"
  1955. truehd_decoder_select="mlp_parser"
  1956. truemotion2_decoder_select="dsputil"
  1957. truespeech_decoder_select="dsputil"
  1958. tscc_decoder_select="zlib"
  1959. twinvq_decoder_select="mdct lsp sinewin"
  1960. utvideo_decoder_select="dsputil"
  1961. utvideo_encoder_select="dsputil huffman huffyuvencdsp"
  1962. vble_decoder_select="huffyuvdsp"
  1963. vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8 qpeldsp"
  1964. vc1image_decoder_select="vc1_decoder"
  1965. vorbis_decoder_select="mdct"
  1966. vorbis_encoder_select="mdct"
  1967. vp3_decoder_select="hpeldsp vp3dsp videodsp"
  1968. vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
  1969. vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
  1970. vp6a_decoder_select="vp6_decoder"
  1971. vp6f_decoder_select="vp6_decoder"
  1972. vp7_decoder_select="h264pred videodsp"
  1973. vp8_decoder_select="h264pred videodsp"
  1974. vp9_decoder_select="videodsp vp9_parser"
  1975. webp_decoder_select="vp8_decoder"
  1976. wmapro_decoder_select="mdct sinewin"
  1977. wmav1_decoder_select="mdct sinewin"
  1978. wmav1_encoder_select="mdct sinewin"
  1979. wmav2_decoder_select="mdct sinewin"
  1980. wmav2_encoder_select="mdct sinewin"
  1981. wmavoice_decoder_select="lsp rdft dct mdct sinewin"
  1982. wmv1_decoder_select="h263_decoder"
  1983. wmv1_encoder_select="h263_encoder"
  1984. wmv2_decoder_select="h263_decoder intrax8 videodsp"
  1985. wmv2_encoder_select="h263_encoder"
  1986. wmv3_decoder_select="vc1_decoder"
  1987. wmv3image_decoder_select="wmv3_decoder"
  1988. zerocodec_decoder_select="zlib"
  1989. zlib_decoder_select="zlib"
  1990. zlib_encoder_select="zlib"
  1991. zmbv_decoder_select="zlib"
  1992. zmbv_encoder_select="zlib"
  1993. # hardware accelerators
  1994. crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
  1995. dxva2_deps="dxva2api_h"
  1996. vaapi_deps="va_va_h"
  1997. vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
  1998. vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
  1999. vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  2000. xvmc_deps="X11_extensions_XvMClib_h"
  2001. h263_vaapi_hwaccel_deps="vaapi"
  2002. h263_vaapi_hwaccel_select="h263_decoder"
  2003. h263_vdpau_hwaccel_deps="vdpau"
  2004. h263_vdpau_hwaccel_select="h263_decoder"
  2005. h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
  2006. h264_dxva2_hwaccel_deps="dxva2"
  2007. h264_dxva2_hwaccel_select="h264_decoder"
  2008. h264_vaapi_hwaccel_deps="vaapi"
  2009. h264_vaapi_hwaccel_select="h264_decoder"
  2010. h264_vda_decoder_deps="vda"
  2011. h264_vda_decoder_select="h264_decoder"
  2012. h264_vda_hwaccel_deps="vda"
  2013. h264_vda_hwaccel_select="h264_decoder"
  2014. h264_vda_old_hwaccel_deps="vda"
  2015. h264_vda_old_hwaccel_select="h264_decoder"
  2016. h264_vdpau_decoder_deps="vdpau"
  2017. h264_vdpau_decoder_select="h264_decoder"
  2018. h264_vdpau_hwaccel_deps="vdpau"
  2019. h264_vdpau_hwaccel_select="h264_decoder"
  2020. mpeg_vdpau_decoder_deps="vdpau"
  2021. mpeg_vdpau_decoder_select="mpeg2video_decoder"
  2022. mpeg_xvmc_hwaccel_deps="xvmc"
  2023. mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
  2024. mpeg1_vdpau_decoder_deps="vdpau"
  2025. mpeg1_vdpau_decoder_select="mpeg1video_decoder"
  2026. mpeg1_vdpau_hwaccel_deps="vdpau"
  2027. mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
  2028. mpeg1_xvmc_hwaccel_deps="xvmc"
  2029. mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
  2030. mpeg2_crystalhd_decoder_select="crystalhd"
  2031. mpeg2_dxva2_hwaccel_deps="dxva2"
  2032. mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
  2033. mpeg2_vaapi_hwaccel_deps="vaapi"
  2034. mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
  2035. mpeg2_vdpau_hwaccel_deps="vdpau"
  2036. mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
  2037. mpeg2_xvmc_hwaccel_deps="xvmc"
  2038. mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
  2039. mpeg4_crystalhd_decoder_select="crystalhd"
  2040. mpeg4_vaapi_hwaccel_deps="vaapi"
  2041. mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
  2042. mpeg4_vdpau_decoder_deps="vdpau"
  2043. mpeg4_vdpau_decoder_select="mpeg4_decoder"
  2044. mpeg4_vdpau_hwaccel_deps="vdpau"
  2045. mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
  2046. msmpeg4_crystalhd_decoder_select="crystalhd"
  2047. vc1_crystalhd_decoder_select="crystalhd"
  2048. vc1_dxva2_hwaccel_deps="dxva2"
  2049. vc1_dxva2_hwaccel_select="vc1_decoder"
  2050. vc1_vaapi_hwaccel_deps="vaapi"
  2051. vc1_vaapi_hwaccel_select="vc1_decoder"
  2052. vc1_vdpau_decoder_deps="vdpau"
  2053. vc1_vdpau_decoder_select="vc1_decoder"
  2054. vc1_vdpau_hwaccel_deps="vdpau"
  2055. vc1_vdpau_hwaccel_select="vc1_decoder"
  2056. wmv3_crystalhd_decoder_select="crystalhd"
  2057. wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
  2058. wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
  2059. wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
  2060. wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
  2061. # parsers
  2062. h264_parser_select="h264_decoder"
  2063. hevc_parser_select="hevc_decoder"
  2064. mpegvideo_parser_select="error_resilience mpegvideo"
  2065. mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
  2066. vc1_parser_select="mpegvideo"
  2067. # external libraries
  2068. libaacplus_encoder_deps="libaacplus"
  2069. libcelt_decoder_deps="libcelt"
  2070. libfaac_encoder_deps="libfaac"
  2071. libfaac_encoder_select="audio_frame_queue"
  2072. libfdk_aac_decoder_deps="libfdk_aac"
  2073. libfdk_aac_encoder_deps="libfdk_aac"
  2074. libfdk_aac_encoder_select="audio_frame_queue"
  2075. libgme_demuxer_deps="libgme"
  2076. libgsm_decoder_deps="libgsm"
  2077. libgsm_encoder_deps="libgsm"
  2078. libgsm_ms_decoder_deps="libgsm"
  2079. libgsm_ms_encoder_deps="libgsm"
  2080. libilbc_decoder_deps="libilbc"
  2081. libilbc_encoder_deps="libilbc"
  2082. libmodplug_demuxer_deps="libmodplug"
  2083. libmp3lame_encoder_deps="libmp3lame"
  2084. libmp3lame_encoder_select="audio_frame_queue"
  2085. libopencore_amrnb_decoder_deps="libopencore_amrnb"
  2086. libopencore_amrnb_encoder_deps="libopencore_amrnb"
  2087. libopencore_amrnb_encoder_select="audio_frame_queue"
  2088. libopencore_amrwb_decoder_deps="libopencore_amrwb"
  2089. libopenjpeg_decoder_deps="libopenjpeg"
  2090. libopenjpeg_encoder_deps="libopenjpeg"
  2091. libopus_decoder_deps="libopus"
  2092. libopus_encoder_deps="libopus"
  2093. libopus_encoder_select="audio_frame_queue"
  2094. libquvi_demuxer_deps="libquvi"
  2095. libschroedinger_decoder_deps="libschroedinger"
  2096. libschroedinger_encoder_deps="libschroedinger"
  2097. libshine_encoder_deps="libshine"
  2098. libshine_encoder_select="audio_frame_queue"
  2099. libspeex_decoder_deps="libspeex"
  2100. libspeex_encoder_deps="libspeex"
  2101. libspeex_encoder_select="audio_frame_queue"
  2102. libstagefright_h264_decoder_deps="libstagefright_h264"
  2103. libtheora_encoder_deps="libtheora"
  2104. libtwolame_encoder_deps="libtwolame"
  2105. libvo_aacenc_encoder_deps="libvo_aacenc"
  2106. libvo_aacenc_encoder_select="audio_frame_queue"
  2107. libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
  2108. libvorbis_decoder_deps="libvorbis"
  2109. libvorbis_encoder_deps="libvorbis"
  2110. libvorbis_encoder_select="audio_frame_queue"
  2111. libvpx_vp8_decoder_deps="libvpx"
  2112. libvpx_vp8_encoder_deps="libvpx"
  2113. libvpx_vp9_decoder_deps="libvpx"
  2114. libvpx_vp9_encoder_deps="libvpx"
  2115. libwavpack_encoder_deps="libwavpack"
  2116. libwebp_encoder_deps="libwebp"
  2117. libx264_encoder_deps="libx264"
  2118. libx264rgb_encoder_deps="libx264"
  2119. libx265_encoder_deps="libx265"
  2120. libxavs_encoder_deps="libxavs"
  2121. libxvid_encoder_deps="libxvid"
  2122. libutvideo_decoder_deps="libutvideo"
  2123. libutvideo_encoder_deps="libutvideo"
  2124. libzvbi_teletext_decoder_deps="libzvbi"
  2125. # demuxers / muxers
  2126. ac3_demuxer_select="ac3_parser"
  2127. asf_demuxer_select="riffdec"
  2128. asf_muxer_select="riffenc"
  2129. asf_stream_muxer_select="asf_muxer"
  2130. avi_demuxer_select="riffdec exif"
  2131. avi_muxer_select="riffenc"
  2132. avisynth_demuxer_deps="avisynth"
  2133. avisynth_demuxer_select="riffdec"
  2134. caf_demuxer_select="riffdec"
  2135. dirac_demuxer_select="dirac_parser"
  2136. dts_demuxer_select="dca_parser"
  2137. dtshd_demuxer_select="dca_parser"
  2138. dxa_demuxer_select="riffdec"
  2139. eac3_demuxer_select="ac3_parser"
  2140. f4v_muxer_select="mov_muxer"
  2141. flac_demuxer_select="flac_parser"
  2142. hds_muxer_select="flv_muxer"
  2143. hls_muxer_select="mpegts_muxer"
  2144. image2_alias_pix_demuxer_select="image2_demuxer"
  2145. image2_brender_pix_demuxer_select="image2_demuxer"
  2146. ipod_muxer_select="mov_muxer"
  2147. ismv_muxer_select="mov_muxer"
  2148. libnut_demuxer_deps="libnut"
  2149. libnut_muxer_deps="libnut"
  2150. matroska_audio_muxer_select="matroska_muxer"
  2151. matroska_demuxer_select="riffdec"
  2152. matroska_demuxer_suggest="bzlib lzo zlib"
  2153. matroska_muxer_select="riffenc"
  2154. mmf_muxer_select="riffenc"
  2155. mov_demuxer_select="riffdec"
  2156. mov_demuxer_suggest="zlib"
  2157. mov_muxer_select="riffenc rtpenc_chain"
  2158. mp3_demuxer_select="mpegaudio_parser"
  2159. mp4_muxer_select="mov_muxer"
  2160. mpegts_muxer_select="adts_muxer latm_muxer"
  2161. mpegtsraw_demuxer_select="mpegts_demuxer"
  2162. mxf_d10_muxer_select="mxf_muxer"
  2163. nut_muxer_select="riffenc"
  2164. nuv_demuxer_select="riffdec"
  2165. ogg_demuxer_select="golomb"
  2166. psp_muxer_select="mov_muxer"
  2167. rtp_demuxer_select="sdp_demuxer"
  2168. rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
  2169. rtsp_demuxer_select="http_protocol rtpdec"
  2170. rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
  2171. sap_demuxer_select="sdp_demuxer"
  2172. sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
  2173. sdp_demuxer_select="rtpdec"
  2174. smoothstreaming_muxer_select="ismv_muxer"
  2175. spdif_muxer_select="aac_parser"
  2176. tak_demuxer_select="tak_parser"
  2177. tg2_muxer_select="mov_muxer"
  2178. tgp_muxer_select="mov_muxer"
  2179. vobsub_demuxer_select="mpegps_demuxer"
  2180. w64_demuxer_select="wav_demuxer"
  2181. w64_muxer_select="wav_muxer"
  2182. wav_demuxer_select="riffdec"
  2183. wav_muxer_select="riffenc"
  2184. webm_muxer_select="riffenc"
  2185. wtv_demuxer_select="riffdec"
  2186. wtv_muxer_select="riffenc"
  2187. xmv_demuxer_select="riffdec"
  2188. xwma_demuxer_select="riffdec"
  2189. # indevs / outdevs
  2190. alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
  2191. alsa_outdev_deps="alsa_asoundlib_h"
  2192. avfoundation_indev_extralibs="-framework CoreVideo -framework Foundation -framework AVFoundation -framework CoreMedia"
  2193. avfoundation_indev_select="avfoundation"
  2194. bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
  2195. caca_outdev_deps="libcaca"
  2196. decklink_outdev_deps="decklink pthreads"
  2197. decklink_outdev_extralibs="-lstdc++"
  2198. dshow_indev_deps="IBaseFilter"
  2199. dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid"
  2200. dv1394_indev_deps="dv1394"
  2201. dv1394_indev_select="dv_demuxer"
  2202. fbdev_indev_deps="linux_fb_h"
  2203. fbdev_outdev_deps="linux_fb_h"
  2204. gdigrab_indev_deps="CreateDIBSection"
  2205. gdigrab_indev_extralibs="-lgdi32"
  2206. gdigrab_indev_select="bmp_decoder"
  2207. iec61883_indev_deps="libiec61883"
  2208. jack_indev_deps="jack_jack_h sem_timedwait"
  2209. lavfi_indev_deps="avfilter"
  2210. libcdio_indev_deps="libcdio"
  2211. libdc1394_indev_deps="libdc1394"
  2212. libv4l2_indev_deps="libv4l2"
  2213. openal_indev_deps="openal"
  2214. opengl_outdev_deps="opengl"
  2215. oss_indev_deps_any="soundcard_h sys_soundcard_h"
  2216. oss_outdev_deps_any="soundcard_h sys_soundcard_h"
  2217. pulse_indev_deps="libpulse"
  2218. pulse_outdev_deps="libpulse"
  2219. qtkit_indev_extralibs="-framework QTKit -framework Foundation -framework QuartzCore"
  2220. qtkit_indev_select="qtkit"
  2221. sdl_outdev_deps="sdl"
  2222. sndio_indev_deps="sndio_h"
  2223. sndio_outdev_deps="sndio_h"
  2224. v4l_indev_deps="linux_videodev_h"
  2225. v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
  2226. v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
  2227. vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
  2228. vfwcap_indev_extralibs="-lavicap32"
  2229. xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
  2230. xv_outdev_extralibs="-lXv -lX11 -lXext"
  2231. x11grab_indev_deps="x11grab"
  2232. # protocols
  2233. bluray_protocol_deps="libbluray"
  2234. ffrtmpcrypt_protocol_deps="!librtmp_protocol"
  2235. ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
  2236. ffrtmpcrypt_protocol_select="tcp_protocol"
  2237. ffrtmphttp_protocol_deps="!librtmp_protocol"
  2238. ffrtmphttp_protocol_select="http_protocol"
  2239. ftp_protocol_select="tcp_protocol"
  2240. gopher_protocol_select="network"
  2241. http_protocol_select="tcp_protocol"
  2242. httpproxy_protocol_select="tcp_protocol"
  2243. https_protocol_select="tls_protocol"
  2244. librtmp_protocol_deps="librtmp"
  2245. librtmpe_protocol_deps="librtmp"
  2246. librtmps_protocol_deps="librtmp"
  2247. librtmpt_protocol_deps="librtmp"
  2248. librtmpte_protocol_deps="librtmp"
  2249. libssh_protocol_deps="libssh"
  2250. mmsh_protocol_select="http_protocol"
  2251. mmst_protocol_select="network"
  2252. rtmp_protocol_deps="!librtmp_protocol"
  2253. rtmp_protocol_select="tcp_protocol"
  2254. rtmpe_protocol_select="ffrtmpcrypt_protocol"
  2255. rtmps_protocol_deps="!librtmp_protocol"
  2256. rtmps_protocol_select="tls_protocol"
  2257. rtmpt_protocol_select="ffrtmphttp_protocol"
  2258. rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
  2259. rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
  2260. rtp_protocol_select="udp_protocol"
  2261. sctp_protocol_deps="struct_sctp_event_subscribe"
  2262. sctp_protocol_select="network"
  2263. srtp_protocol_select="rtp_protocol"
  2264. tcp_protocol_select="network"
  2265. tls_protocol_deps_any="openssl gnutls"
  2266. tls_protocol_select="tcp_protocol"
  2267. udp_protocol_select="network"
  2268. unix_protocol_deps="sys_un_h"
  2269. unix_protocol_select="network"
  2270. # filters
  2271. aconvert_filter_deps="swresample"
  2272. amovie_filter_deps="avcodec avformat"
  2273. aresample_filter_deps="swresample"
  2274. ass_filter_deps="libass"
  2275. asyncts_filter_deps="avresample"
  2276. atempo_filter_deps="avcodec"
  2277. atempo_filter_select="rdft"
  2278. azmq_filter_deps="libzmq"
  2279. blackframe_filter_deps="gpl"
  2280. boxblur_filter_deps="gpl"
  2281. bs2b_filter_deps="libbs2b"
  2282. colormatrix_filter_deps="gpl"
  2283. cropdetect_filter_deps="gpl"
  2284. dctdnoiz_filter_deps="avcodec"
  2285. dctdnoiz_filter_select="dct"
  2286. delogo_filter_deps="gpl"
  2287. deshake_filter_deps="avcodec"
  2288. deshake_filter_select="dsputil"
  2289. drawtext_filter_deps="libfreetype"
  2290. ebur128_filter_deps="gpl"
  2291. flite_filter_deps="libflite"
  2292. frei0r_filter_deps="frei0r dlopen"
  2293. frei0r_filter_extralibs='$ldl'
  2294. frei0r_src_filter_deps="frei0r dlopen"
  2295. frei0r_src_filter_extralibs='$ldl'
  2296. geq_filter_deps="gpl"
  2297. histeq_filter_deps="gpl"
  2298. hqdn3d_filter_deps="gpl"
  2299. interlace_filter_deps="gpl"
  2300. kerndeint_filter_deps="gpl"
  2301. ladspa_filter_deps="ladspa dlopen"
  2302. ladspa_filter_extralibs='$ldl'
  2303. mcdeint_filter_deps="avcodec gpl"
  2304. movie_filter_deps="avcodec avformat"
  2305. mp_filter_deps="gpl avcodec swscale inline_asm"
  2306. mpdecimate_filter_deps="gpl avcodec"
  2307. mptestsrc_filter_deps="gpl"
  2308. negate_filter_deps="lut_filter"
  2309. perspective_filter_deps="gpl"
  2310. ocv_filter_deps="libopencv"
  2311. owdenoise_filter_deps="gpl"
  2312. pan_filter_deps="swresample"
  2313. phase_filter_deps="gpl"
  2314. pp_filter_deps="gpl postproc"
  2315. pullup_filter_deps="gpl"
  2316. removelogo_filter_deps="avcodec avformat swscale"
  2317. resample_filter_deps="avresample"
  2318. sab_filter_deps="gpl swscale"
  2319. scale_filter_deps="swscale"
  2320. smartblur_filter_deps="gpl swscale"
  2321. showspectrum_filter_deps="avcodec"
  2322. showspectrum_filter_select="rdft"
  2323. spp_filter_deps="gpl avcodec"
  2324. spp_filter_select="fft"
  2325. stereo3d_filter_deps="gpl"
  2326. subtitles_filter_deps="avformat avcodec libass"
  2327. super2xsai_filter_deps="gpl"
  2328. tinterlace_filter_deps="gpl"
  2329. vidstabdetect_filter_deps="libvidstab"
  2330. vidstabtransform_filter_deps="libvidstab"
  2331. pixfmts_super2xsai_test_deps="super2xsai_filter"
  2332. tinterlace_merge_test_deps="tinterlace_filter"
  2333. tinterlace_pad_test_deps="tinterlace_filter"
  2334. zmq_filter_deps="libzmq"
  2335. # examples
  2336. avio_reading="avformat avcodec avutil"
  2337. avcodec_example_deps="avcodec avutil"
  2338. demuxing_decoding_example_deps="avcodec avformat avutil"
  2339. filter_audio_example_deps="avfilter avutil"
  2340. filtering_audio_example_deps="avfilter avcodec avformat avutil"
  2341. filtering_video_example_deps="avfilter avcodec avformat avutil"
  2342. metadata_example_deps="avformat avutil"
  2343. muxing_example_deps="avcodec avformat avutil swscale"
  2344. remuxing_example_deps="avcodec avformat avutil"
  2345. resampling_audio_example_deps="avutil swresample"
  2346. scaling_video_example_deps="avutil swscale"
  2347. transcode_aac_example_deps="avcodec avformat swresample"
  2348. transcoding_example_deps="avfilter avcodec avformat avutil"
  2349. # libraries, in linking order
  2350. avcodec_deps="avutil"
  2351. avdevice_deps="avformat avcodec avutil"
  2352. avfilter_deps="avutil"
  2353. avformat_deps="avcodec avutil"
  2354. avresample_deps="avutil"
  2355. postproc_deps="avutil gpl"
  2356. swresample_deps="avutil"
  2357. swscale_deps="avutil"
  2358. # programs
  2359. ffmpeg_deps="avcodec avfilter avformat swresample"
  2360. ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
  2361. null_filter
  2362. setpts_filter trim_filter"
  2363. ffplay_deps="avcodec avformat swscale swresample sdl"
  2364. ffplay_libs='$sdl_libs'
  2365. ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
  2366. ffprobe_deps="avcodec avformat"
  2367. ffserver_deps="avformat fork sarestart"
  2368. ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
  2369. # documentation
  2370. podpages_deps="perl"
  2371. manpages_deps="perl pod2man"
  2372. htmlpages_deps="perl texi2html"
  2373. txtpages_deps="perl makeinfo"
  2374. doc_deps_any="manpages htmlpages podpages txtpages"
  2375. # default parameters
  2376. logfile="config.log"
  2377. # installation paths
  2378. prefix_default="/usr/local"
  2379. bindir_default='${prefix}/bin'
  2380. datadir_default='${prefix}/share/ffmpeg'
  2381. docdir_default='${prefix}/share/doc/ffmpeg'
  2382. incdir_default='${prefix}/include'
  2383. libdir_default='${prefix}/lib'
  2384. mandir_default='${prefix}/share/man'
  2385. shlibdir_default="$libdir_default"
  2386. # toolchain
  2387. ar_default="ar"
  2388. cc_default="gcc"
  2389. cxx_default="g++"
  2390. host_cc_default="gcc"
  2391. cp_f="cp -f"
  2392. install="install"
  2393. ln_s="ln -s -f"
  2394. nm_default="nm -g"
  2395. objformat="elf"
  2396. pkg_config_default=pkg-config
  2397. ranlib_default="ranlib"
  2398. strip_default="strip"
  2399. yasmexe_default="yasm"
  2400. windres_default="windres"
  2401. nogas=":"
  2402. # OS
  2403. target_os_default=$(tolower $(uname -s))
  2404. host_os=$target_os_default
  2405. # machine
  2406. if test "$target_os_default" = aix; then
  2407. arch_default=$(uname -p)
  2408. else
  2409. arch_default=$(uname -m)
  2410. fi
  2411. cpu="generic"
  2412. # configurable options
  2413. enable $PROGRAM_LIST
  2414. enable $DOCUMENT_LIST
  2415. enable $EXAMPLE_LIST
  2416. enable $(filter_out avresample $LIBRARY_LIST)
  2417. enable stripping
  2418. enable asm
  2419. enable debug
  2420. enable doc
  2421. enable optimizations
  2422. enable runtime_cpudetect
  2423. enable safe_bitstream_reader
  2424. enable static
  2425. enable swscale_alpha
  2426. # Enable hwaccels by default.
  2427. enable dxva2 vaapi vda vdpau xvmc
  2428. enable xlib
  2429. # build settings
  2430. SHFLAGS='-shared -Wl,-soname,$$(@F)'
  2431. LIBPREF="lib"
  2432. LIBSUF=".a"
  2433. FULLNAME='$(NAME)$(BUILDSUF)'
  2434. LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
  2435. SLIBPREF="lib"
  2436. SLIBSUF=".so"
  2437. SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
  2438. SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
  2439. SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
  2440. LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
  2441. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
  2442. SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
  2443. asflags_filter=echo
  2444. cflags_filter=echo
  2445. ldflags_filter=echo
  2446. AS_C='-c'
  2447. AS_O='-o $@'
  2448. CC_C='-c'
  2449. CC_E='-E -o $@'
  2450. CC_O='-o $@'
  2451. CXX_C='-c'
  2452. CXX_O='-o $@'
  2453. LD_O='-o $@'
  2454. LD_LIB='-l%'
  2455. LD_PATH='-L'
  2456. HOSTCC_C='-c'
  2457. HOSTCC_E='-E -o $@'
  2458. HOSTCC_O='-o $@'
  2459. HOSTLD_O='-o $@'
  2460. host_libs='-lm'
  2461. host_cflags_filter=echo
  2462. host_ldflags_filter=echo
  2463. target_path='$(CURDIR)'
  2464. # since the object filename is not given with the -MM flag, the compiler
  2465. # is only able to print the basename, and we must add the path ourselves
  2466. DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
  2467. DEPFLAGS='-MM'
  2468. # find source path
  2469. if test -f configure; then
  2470. source_path=.
  2471. else
  2472. source_path=$(cd $(dirname "$0"); pwd)
  2473. echo "$source_path" | grep -q '[[:blank:]]' &&
  2474. die "Out of tree builds are impossible with whitespace in source path."
  2475. test -e "$source_path/config.h" &&
  2476. die "Out of tree builds are impossible with config.h in source dir."
  2477. fi
  2478. for v in "$@"; do
  2479. r=${v#*=}
  2480. l=${v%"$r"}
  2481. r=$(sh_quote "$r")
  2482. FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
  2483. done
  2484. find_things(){
  2485. thing=$1
  2486. pattern=$2
  2487. file=$source_path/$3
  2488. sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
  2489. }
  2490. ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
  2491. DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
  2492. HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
  2493. PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
  2494. BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
  2495. MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
  2496. DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
  2497. OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
  2498. INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
  2499. PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
  2500. FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
  2501. ALL_COMPONENTS="
  2502. $BSF_LIST
  2503. $DECODER_LIST
  2504. $DEMUXER_LIST
  2505. $ENCODER_LIST
  2506. $FILTER_LIST
  2507. $HWACCEL_LIST
  2508. $INDEV_LIST
  2509. $MUXER_LIST
  2510. $OUTDEV_LIST
  2511. $PARSER_LIST
  2512. $PROTOCOL_LIST
  2513. "
  2514. for n in $COMPONENT_LIST; do
  2515. v=$(toupper ${n%s})_LIST
  2516. eval enable \$$v
  2517. eval ${n}_if_any="\$$v"
  2518. done
  2519. enable $ARCH_EXT_LIST
  2520. die_unknown(){
  2521. echo "Unknown option \"$1\"."
  2522. echo "See $0 --help for available options."
  2523. exit 1
  2524. }
  2525. print_3_columns() {
  2526. cat | tr ' ' '\n' | sort | pr -r -3 -t
  2527. }
  2528. show_list() {
  2529. suffix=_$1
  2530. shift
  2531. echo $* | sed s/$suffix//g | print_3_columns
  2532. exit 0
  2533. }
  2534. rand_list(){
  2535. IFS=', '
  2536. set -- $*
  2537. unset IFS
  2538. for thing; do
  2539. comp=${thing%:*}
  2540. prob=${thing#$comp}
  2541. prob=${prob#:}
  2542. is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
  2543. echo "prob ${prob:-0.5}"
  2544. printf '%s\n' $comp
  2545. done
  2546. }
  2547. do_random(){
  2548. action=$1
  2549. shift
  2550. random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
  2551. $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
  2552. }
  2553. for opt do
  2554. optval="${opt#*=}"
  2555. case "$opt" in
  2556. --extra-ldflags=*)
  2557. add_ldflags $optval
  2558. ;;
  2559. --extra-libs=*)
  2560. add_extralibs $optval
  2561. ;;
  2562. --disable-devices)
  2563. disable $INDEV_LIST $OUTDEV_LIST
  2564. ;;
  2565. --enable-debug=*)
  2566. debuglevel="$optval"
  2567. ;;
  2568. --disable-programs)
  2569. disable $PROGRAM_LIST
  2570. ;;
  2571. --disable-everything)
  2572. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  2573. ;;
  2574. --disable-all)
  2575. map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  2576. disable $LIBRARY_LIST $PROGRAM_LIST doc
  2577. ;;
  2578. --enable-random|--disable-random)
  2579. action=${opt%%-random}
  2580. do_random ${action#--} $COMPONENT_LIST
  2581. ;;
  2582. --enable-random=*|--disable-random=*)
  2583. action=${opt%%-random=*}
  2584. do_random ${action#--} $optval
  2585. ;;
  2586. --enable-*=*|--disable-*=*)
  2587. eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
  2588. is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
  2589. eval list=\$$(toupper $thing)_LIST
  2590. name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
  2591. list=$(filter "$name" $list)
  2592. [ "$list" = "" ] && warn "Option $opt did not match anything"
  2593. $action $list
  2594. ;;
  2595. --enable-?*|--disable-?*)
  2596. eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
  2597. if is_in $option $COMPONENT_LIST; then
  2598. test $action = disable && action=unset
  2599. eval $action \$$(toupper ${option%s})_LIST
  2600. elif is_in $option $CMDLINE_SELECT; then
  2601. $action $option
  2602. else
  2603. die_unknown $opt
  2604. fi
  2605. ;;
  2606. --list-*)
  2607. NAME="${opt#--list-}"
  2608. is_in $NAME $COMPONENT_LIST || die_unknown $opt
  2609. NAME=${NAME%s}
  2610. eval show_list $NAME \$$(toupper $NAME)_LIST
  2611. ;;
  2612. --help|-h) show_help
  2613. ;;
  2614. --fatal-warnings) enable fatal_warnings
  2615. ;;
  2616. *)
  2617. optname="${opt%%=*}"
  2618. optname="${optname#--}"
  2619. optname=$(echo "$optname" | sed 's/-/_/g')
  2620. if is_in $optname $CMDLINE_SET; then
  2621. eval $optname='$optval'
  2622. elif is_in $optname $CMDLINE_APPEND; then
  2623. append $optname "$optval"
  2624. else
  2625. die_unknown $opt
  2626. fi
  2627. ;;
  2628. esac
  2629. done
  2630. disabled logging && logfile=/dev/null
  2631. echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
  2632. set >> $logfile
  2633. test -n "$cross_prefix" && enable cross_compile
  2634. if enabled cross_compile; then
  2635. test -n "$arch" && test -n "$target_os" ||
  2636. die "Must specify target arch and OS when cross-compiling"
  2637. fi
  2638. ar_default="${cross_prefix}${ar_default}"
  2639. cc_default="${cross_prefix}${cc_default}"
  2640. cxx_default="${cross_prefix}${cxx_default}"
  2641. nm_default="${cross_prefix}${nm_default}"
  2642. pkg_config_default="${cross_prefix}${pkg_config_default}"
  2643. ranlib_default="${cross_prefix}${ranlib_default}"
  2644. strip_default="${cross_prefix}${strip_default}"
  2645. windres_default="${cross_prefix}${windres_default}"
  2646. sysinclude_default="${sysroot}/usr/include"
  2647. test -n "$valgrind" && toolchain="valgrind-memcheck"
  2648. case "$toolchain" in
  2649. clang-asan)
  2650. cc_default="clang"
  2651. add_cflags -fsanitize=address
  2652. add_ldflags -fsanitize=address
  2653. ;;
  2654. clang-tsan)
  2655. cc_default="clang"
  2656. add_cflags -fsanitize=thread -pie
  2657. add_ldflags -fsanitize=thread -pie
  2658. ;;
  2659. clang-usan)
  2660. cc_default="clang"
  2661. add_cflags -fsanitize=undefined
  2662. add_ldflags -fsanitize=undefined
  2663. ;;
  2664. gcc-asan)
  2665. cc_default="gcc"
  2666. add_cflags -fsanitize=address
  2667. add_ldflags -fsanitize=address
  2668. ;;
  2669. gcc-tsan)
  2670. cc_default="gcc"
  2671. add_cflags -fsanitize=thread -pie -fPIC
  2672. add_ldflags -fsanitize=thread -pie -fPIC
  2673. ;;
  2674. gcc-usan)
  2675. cc_default="gcc"
  2676. add_cflags -fsanitize=undefined
  2677. add_ldflags -fsanitize=undefined
  2678. ;;
  2679. valgrind-massif)
  2680. target_exec_default=${valgrind:-"valgrind"}
  2681. 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"
  2682. ;;
  2683. valgrind-memcheck)
  2684. target_exec_default=${valgrind:-"valgrind"}
  2685. target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
  2686. ;;
  2687. msvc)
  2688. # Check whether the current MSVC version needs the C99 converter.
  2689. # From MSVC 2013 (compiler major version 18) onwards, it does actually
  2690. # support enough of C99 to build ffmpeg. Default to the new
  2691. # behaviour if the regexp was unable to match anything, since this
  2692. # successfully parses the version number of existing supported
  2693. # versions that require the converter (MSVC 2010 and 2012).
  2694. cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
  2695. if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
  2696. cc_default="cl"
  2697. else
  2698. cc_default="c99wrap cl"
  2699. fi
  2700. ld_default="link"
  2701. nm_default="dumpbin -symbols"
  2702. ar_default="lib"
  2703. target_os_default="win32"
  2704. # Use a relative path for TMPDIR. This makes sure all the
  2705. # ffconf temp files are written with a relative path, avoiding
  2706. # issues with msys/win32 path conversion for MSVC parameters
  2707. # such as -Fo<file> or -out:<file>.
  2708. TMPDIR=.
  2709. ;;
  2710. icl)
  2711. cc_default="icl"
  2712. ld_default="xilink"
  2713. nm_default="dumpbin -symbols"
  2714. ar_default="xilib"
  2715. target_os_default="win32"
  2716. TMPDIR=.
  2717. ;;
  2718. gcov)
  2719. add_cflags -fprofile-arcs -ftest-coverage
  2720. add_ldflags -fprofile-arcs -ftest-coverage
  2721. ;;
  2722. hardened)
  2723. add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
  2724. add_ldflags -Wl,-z,relro -Wl,-z,now
  2725. ;;
  2726. ?*)
  2727. die "Unknown toolchain $toolchain"
  2728. ;;
  2729. esac
  2730. set_default arch cc cxx pkg_config ranlib strip sysinclude target_exec target_os yasmexe
  2731. enabled cross_compile || host_cc_default=$cc
  2732. set_default host_cc
  2733. if ! $pkg_config --version >/dev/null 2>&1; then
  2734. warn "$pkg_config not found, library detection may fail."
  2735. pkg_config=false
  2736. fi
  2737. exesuf() {
  2738. case $1 in
  2739. mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
  2740. esac
  2741. }
  2742. EXESUF=$(exesuf $target_os)
  2743. HOSTEXESUF=$(exesuf $host_os)
  2744. # set temporary file name
  2745. : ${TMPDIR:=$TEMPDIR}
  2746. : ${TMPDIR:=$TMP}
  2747. : ${TMPDIR:=/tmp}
  2748. if [ -n "$tempprefix" ] ; then
  2749. mktemp(){
  2750. echo $tempprefix.${HOSTNAME}.${UID}
  2751. }
  2752. elif ! check_cmd mktemp -u XXXXXX; then
  2753. # simple replacement for missing mktemp
  2754. # NOT SAFE FOR GENERAL USE
  2755. mktemp(){
  2756. echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
  2757. }
  2758. fi
  2759. tmpfile(){
  2760. tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
  2761. (set -C; exec > $tmp) 2>/dev/null ||
  2762. die "Unable to create temporary file in $TMPDIR."
  2763. append TMPFILES $tmp
  2764. eval $1=$tmp
  2765. }
  2766. trap 'rm -f -- $TMPFILES' EXIT
  2767. tmpfile TMPASM .asm
  2768. tmpfile TMPC .c
  2769. tmpfile TMPCPP .cpp
  2770. tmpfile TMPE $EXESUF
  2771. tmpfile TMPH .h
  2772. tmpfile TMPM .m
  2773. tmpfile TMPO .o
  2774. tmpfile TMPS .S
  2775. tmpfile TMPSH .sh
  2776. tmpfile TMPV .ver
  2777. unset -f mktemp
  2778. chmod +x $TMPE
  2779. # make sure we can execute files in $TMPDIR
  2780. cat > $TMPSH 2>> $logfile <<EOF
  2781. #! /bin/sh
  2782. EOF
  2783. chmod +x $TMPSH >> $logfile 2>&1
  2784. if ! $TMPSH >> $logfile 2>&1; then
  2785. cat <<EOF
  2786. Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
  2787. variable to another directory and make sure that it is not mounted noexec.
  2788. EOF
  2789. die "Sanity test failed."
  2790. fi
  2791. ccc_flags(){
  2792. for flag; do
  2793. case $flag in
  2794. -std=c99) echo -c99 ;;
  2795. -mcpu=*) echo -arch ${flag#*=} ;;
  2796. -mieee) echo -ieee ;;
  2797. -O*|-fast) echo $flag ;;
  2798. -fno-math-errno) echo -assume nomath_errno ;;
  2799. -g) echo -g3 ;;
  2800. -Wall) echo -msg_enable level2 ;;
  2801. -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
  2802. -Wl,*) echo $flag ;;
  2803. -f*|-W*) ;;
  2804. *) echo $flag ;;
  2805. esac
  2806. done
  2807. }
  2808. cparser_flags(){
  2809. for flag; do
  2810. case $flag in
  2811. -Wno-switch) echo -Wno-switch-enum ;;
  2812. -Wno-format-zero-length) ;;
  2813. -Wdisabled-optimization) ;;
  2814. -Wno-pointer-sign) echo -Wno-other ;;
  2815. *) echo $flag ;;
  2816. esac
  2817. done
  2818. }
  2819. msvc_common_flags(){
  2820. for flag; do
  2821. case $flag in
  2822. # In addition to specifying certain flags under the compiler
  2823. # specific filters, they must be specified here as well or else the
  2824. # generic catch all at the bottom will print the original flag.
  2825. -Wall) ;;
  2826. -std=c99) ;;
  2827. # Common flags
  2828. -fomit-frame-pointer) ;;
  2829. -g) echo -Z7 ;;
  2830. -fno-math-errno) ;;
  2831. -fno-common) ;;
  2832. -fno-signed-zeros) ;;
  2833. -fPIC) ;;
  2834. -mthumb) ;;
  2835. -march=*) ;;
  2836. -lz) echo zlib.lib ;;
  2837. -lavifil32) echo vfw32.lib ;;
  2838. -lavicap32) echo vfw32.lib user32.lib ;;
  2839. -l*) echo ${flag#-l}.lib ;;
  2840. *) echo $flag ;;
  2841. esac
  2842. done
  2843. }
  2844. msvc_flags(){
  2845. msvc_common_flags "$@"
  2846. for flag; do
  2847. case $flag in
  2848. -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
  2849. -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
  2850. -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
  2851. -wd4554 \
  2852. -wd4273 ;;
  2853. esac
  2854. done
  2855. }
  2856. icl_flags(){
  2857. msvc_common_flags "$@"
  2858. for flag; do
  2859. case $flag in
  2860. # Despite what Intel's documentation says -Wall, which is supported
  2861. # on Windows, does enable remarks so disable them here.
  2862. -Wall) echo $flag -Qdiag-disable:remark ;;
  2863. -std=c99) echo -Qstd=c99 ;;
  2864. esac
  2865. done
  2866. }
  2867. icc_flags(){
  2868. for flag; do
  2869. case $flag in
  2870. -flto) echo -ipo ;;
  2871. *) echo $flag ;;
  2872. esac
  2873. done
  2874. }
  2875. pgi_flags(){
  2876. for flag; do
  2877. case $flag in
  2878. -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
  2879. -fomit-frame-pointer) echo -Mnoframe ;;
  2880. -g) echo -gopt ;;
  2881. *) echo $flag ;;
  2882. esac
  2883. done
  2884. }
  2885. suncc_flags(){
  2886. for flag; do
  2887. case $flag in
  2888. -march=*|-mcpu=*)
  2889. case "${flag#*=}" in
  2890. native) echo -xtarget=native ;;
  2891. v9|niagara) echo -xarch=sparc ;;
  2892. ultrasparc) echo -xarch=sparcvis ;;
  2893. ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
  2894. i586|pentium) echo -xchip=pentium ;;
  2895. i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
  2896. pentium3*|c3-2) echo -xtarget=pentium3 ;;
  2897. pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
  2898. pentium4*) echo -xtarget=pentium4 ;;
  2899. prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
  2900. *-sse3) echo -xarch=sse3 ;;
  2901. core2) echo -xarch=ssse3 -xchip=core2 ;;
  2902. bonnell) echo -xarch=ssse3 ;;
  2903. corei7|nehalem) echo -xtarget=nehalem ;;
  2904. westmere) echo -xtarget=westmere ;;
  2905. silvermont) echo -xarch=sse4_2 ;;
  2906. corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
  2907. core-avx*|ivybridge|haswell|broadwell)
  2908. echo -xarch=avx ;;
  2909. amdfam10|barcelona) echo -xtarget=barcelona ;;
  2910. btver1) echo -xarch=amdsse4a ;;
  2911. btver2|bdver*) echo -xarch=avx ;;
  2912. athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
  2913. k8|opteron|athlon64|athlon-fx)
  2914. echo -xarch=sse2a ;;
  2915. athlon*) echo -xarch=pentium_proa ;;
  2916. esac
  2917. ;;
  2918. -std=c99) echo -xc99 ;;
  2919. -fomit-frame-pointer) echo -xregs=frameptr ;;
  2920. -fPIC) echo -KPIC -xcode=pic32 ;;
  2921. -W*,*) echo $flag ;;
  2922. -f*-*|-W*|-mimpure-text) ;;
  2923. -shared) echo -G ;;
  2924. *) echo $flag ;;
  2925. esac
  2926. done
  2927. }
  2928. tms470_flags(){
  2929. for flag; do
  2930. case $flag in
  2931. -march=*|-mcpu=*)
  2932. case "${flag#*=}" in
  2933. armv7-a|cortex-a*) echo -mv=7a8 ;;
  2934. armv7-r|cortex-r*) echo -mv=7r4 ;;
  2935. armv7-m|cortex-m*) echo -mv=7m3 ;;
  2936. armv6*|arm11*) echo -mv=6 ;;
  2937. armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
  2938. echo -mv=5e ;;
  2939. armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
  2940. esac
  2941. ;;
  2942. -mfpu=neon) echo --float_support=vfpv3 --neon ;;
  2943. -mfpu=vfp) echo --float_support=vfpv2 ;;
  2944. -mfpu=vfpv3) echo --float_support=vfpv3 ;;
  2945. -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
  2946. -msoft-float) echo --float_support=vfplib ;;
  2947. -O[0-3]|-mf=*) echo $flag ;;
  2948. -g) echo -g -mn ;;
  2949. -pds=*) echo $flag ;;
  2950. -D*|-I*) echo $flag ;;
  2951. --gcc|--abi=*) echo $flag ;;
  2952. -me) echo $flag ;;
  2953. esac
  2954. done
  2955. }
  2956. probe_cc(){
  2957. pfx=$1
  2958. _cc=$2
  2959. unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
  2960. unset _ld_o _ldflags _ld_lib _ld_path
  2961. unset _depflags _DEPCMD _DEPFLAGS
  2962. _flags_filter=echo
  2963. if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
  2964. true # no-op to avoid reading stdin in following checks
  2965. elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
  2966. _type=llvm_gcc
  2967. gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
  2968. _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
  2969. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  2970. _cflags_speed='-O3'
  2971. _cflags_size='-Os'
  2972. elif $_cc -v 2>&1 | grep -qi ^gcc; then
  2973. _type=gcc
  2974. gcc_version=$($_cc --version | head -n1)
  2975. gcc_basever=$($_cc -dumpversion)
  2976. gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
  2977. gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
  2978. _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
  2979. if ! $_cc -dumpversion | grep -q '^2\.'; then
  2980. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  2981. fi
  2982. _cflags_speed='-O3'
  2983. _cflags_size='-Os'
  2984. elif $_cc --version 2>/dev/null | grep -q ^icc; then
  2985. _type=icc
  2986. _ident=$($_cc --version | head -n1)
  2987. _depflags='-MMD'
  2988. _cflags_speed='-O3'
  2989. _cflags_size='-Os'
  2990. _cflags_noopt='-O1'
  2991. _flags_filter=icc_flags
  2992. elif $_cc -v 2>&1 | grep -q xlc; then
  2993. _type=xlc
  2994. _ident=$($_cc -qversion 2>/dev/null | head -n1)
  2995. _cflags_speed='-O5'
  2996. _cflags_size='-O5 -qcompact'
  2997. elif $_cc -V 2>/dev/null | grep -q Compaq; then
  2998. _type=ccc
  2999. _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
  3000. _DEPFLAGS='-M'
  3001. _cflags_speed='-fast'
  3002. _cflags_size='-O1'
  3003. _flags_filter=ccc_flags
  3004. elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
  3005. test -d "$sysroot" || die "No valid sysroot specified."
  3006. _type=armcc
  3007. _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
  3008. armcc_conf="$PWD/armcc.conf"
  3009. $_cc --arm_linux_configure \
  3010. --arm_linux_config_file="$armcc_conf" \
  3011. --configure_sysroot="$sysroot" \
  3012. --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
  3013. die "Error creating armcc configuration file."
  3014. $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
  3015. _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
  3016. as_default="${cross_prefix}gcc"
  3017. _depflags='-MMD'
  3018. _cflags_speed='-O3'
  3019. _cflags_size='-Os'
  3020. elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
  3021. _type=tms470
  3022. _ident=$($_cc -version | head -n1 | tr -s ' ')
  3023. _flags='--gcc --abi=eabi -me'
  3024. _cc_e='-ppl -fe=$@'
  3025. _cc_o='-fe=$@'
  3026. _depflags='-ppa -ppd=$(@:.o=.d)'
  3027. _cflags_speed='-O3 -mf=5'
  3028. _cflags_size='-O3 -mf=2'
  3029. _flags_filter=tms470_flags
  3030. elif $_cc -v 2>&1 | grep -q clang; then
  3031. _type=clang
  3032. _ident=$($_cc --version | head -n1)
  3033. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3034. _cflags_speed='-O3'
  3035. _cflags_size='-Os'
  3036. elif $_cc -V 2>&1 | grep -q Sun; then
  3037. _type=suncc
  3038. _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
  3039. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
  3040. _DEPFLAGS='-xM1 -xc99'
  3041. _ldflags='-std=c99'
  3042. _cflags_speed='-O5'
  3043. _cflags_size='-O5 -xspace'
  3044. _flags_filter=suncc_flags
  3045. elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
  3046. _type=pathscale
  3047. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3048. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3049. _cflags_speed='-O2'
  3050. _cflags_size='-Os'
  3051. _flags_filter='filter_out -Wdisabled-optimization'
  3052. elif $_cc -v 2>&1 | grep -q Open64; then
  3053. _type=open64
  3054. _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
  3055. _depflags='-MMD -MF $(@:.o=.d) -MT $@'
  3056. _cflags_speed='-O2'
  3057. _cflags_size='-Os'
  3058. _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
  3059. elif $_cc -V 2>&1 | grep -q Portland; then
  3060. _type=pgi
  3061. _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
  3062. opt_common='-alias=ansi -Mdse -Mlre -Mpre'
  3063. _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
  3064. _cflags_size="-O2 -Munroll=c:1 $opt_common"
  3065. _cflags_noopt="-O"
  3066. _flags_filter=pgi_flags
  3067. elif $_cc 2>&1 | grep -q Microsoft; then
  3068. _type=msvc
  3069. _ident=$($cc 2>&1 | head -n1)
  3070. _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
  3071. _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
  3072. _cflags_speed="-O2"
  3073. _cflags_size="-O1"
  3074. if $_cc 2>&1 | grep -q Linker; then
  3075. _ld_o='-out:$@'
  3076. else
  3077. _ld_o='-Fe$@'
  3078. fi
  3079. _cc_o='-Fo$@'
  3080. _cc_e='-P -Fi$@'
  3081. _flags_filter=msvc_flags
  3082. _ld_lib='lib%.a'
  3083. _ld_path='-libpath:'
  3084. _flags='-nologo'
  3085. _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
  3086. if [ $pfx = hostcc ]; then
  3087. append _cflags -Dsnprintf=_snprintf
  3088. fi
  3089. disable stripping
  3090. elif $_cc 2>&1 | grep -q Intel; then
  3091. _type=icl
  3092. _ident=$($cc 2>&1 | head -n1)
  3093. _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
  3094. # Not only is O3 broken on 13.x+ but it is slower on all previous
  3095. # versions (tested) as well.
  3096. _cflags_speed="-O2"
  3097. _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
  3098. if $_cc 2>&1 | grep -q Linker; then
  3099. _ld_o='-out:$@'
  3100. else
  3101. _ld_o='-Fe$@'
  3102. fi
  3103. _cc_o='-Fo$@'
  3104. _cc_e='-P'
  3105. _flags_filter=icl_flags
  3106. _ld_lib='lib%.a'
  3107. _ld_path='-libpath:'
  3108. # -Qdiag-error to make icl error when seeing certain unknown arguments
  3109. _flags='-nologo -Qdiag-error:4044,10157'
  3110. # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
  3111. # with MSVC which enables it by default.
  3112. _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS -fp:precise'
  3113. if [ $pfx = hostcc ]; then
  3114. append _cflags -Dsnprintf=_snprintf
  3115. fi
  3116. elif $_cc --version 2>/dev/null | grep -q ^cparser; then
  3117. _type=cparser
  3118. _ident=$($_cc --version | head -n1)
  3119. _depflags='-MMD'
  3120. _cflags_speed='-O4'
  3121. _cflags_size='-O2'
  3122. _flags_filter=cparser_flags
  3123. fi
  3124. eval ${pfx}_type=\$_type
  3125. eval ${pfx}_ident=\$_ident
  3126. }
  3127. set_ccvars(){
  3128. eval ${1}_C=\${_cc_c-\${${1}_C}}
  3129. eval ${1}_E=\${_cc_e-\${${1}_E}}
  3130. eval ${1}_O=\${_cc_o-\${${1}_O}}
  3131. if [ -n "$_depflags" ]; then
  3132. eval ${1}_DEPFLAGS=\$_depflags
  3133. else
  3134. eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
  3135. eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
  3136. eval DEP${1}FLAGS=\$_flags
  3137. fi
  3138. }
  3139. probe_cc cc "$cc"
  3140. cflags_filter=$_flags_filter
  3141. cflags_speed=$_cflags_speed
  3142. cflags_size=$_cflags_size
  3143. cflags_noopt=$_cflags_noopt
  3144. add_cflags $_flags $_cflags
  3145. cc_ldflags=$_ldflags
  3146. set_ccvars CC
  3147. probe_cc hostcc "$host_cc"
  3148. host_cflags_filter=$_flags_filter
  3149. add_host_cflags $_flags $_cflags
  3150. set_ccvars HOSTCC
  3151. test -n "$cc_type" && enable $cc_type ||
  3152. warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
  3153. : ${as_default:=$cc}
  3154. : ${dep_cc_default:=$cc}
  3155. : ${ld_default:=$cc}
  3156. : ${host_ld_default:=$host_cc}
  3157. set_default ar as dep_cc ld host_ld windres
  3158. probe_cc as "$as"
  3159. asflags_filter=$_flags_filter
  3160. add_asflags $_flags $_cflags
  3161. set_ccvars AS
  3162. probe_cc ld "$ld"
  3163. ldflags_filter=$_flags_filter
  3164. add_ldflags $_flags $_ldflags
  3165. test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
  3166. LD_O=${_ld_o-$LD_O}
  3167. LD_LIB=${_ld_lib-$LD_LIB}
  3168. LD_PATH=${_ld_path-$LD_PATH}
  3169. probe_cc hostld "$host_ld"
  3170. host_ldflags_filter=$_flags_filter
  3171. add_host_ldflags $_flags $_ldflags
  3172. HOSTLD_O=${_ld_o-$HOSTLD_O}
  3173. if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
  3174. probe_cc depcc "$dep_cc"
  3175. CCDEP=${_DEPCMD:-$DEPCMD}
  3176. CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
  3177. DEPCCFLAGS=$_flags
  3178. fi
  3179. if $ar 2>&1 | grep -q Microsoft; then
  3180. arflags="-nologo"
  3181. ar_o='-out:$@'
  3182. elif $ar 2>&1 | grep -q 'Texas Instruments'; then
  3183. arflags="rq"
  3184. ar_o='$@'
  3185. elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
  3186. arflags='-Xany -r -c'
  3187. ar_o='$@'
  3188. else
  3189. arflags="rc"
  3190. ar_o='$@'
  3191. fi
  3192. add_cflags $extra_cflags
  3193. add_cxxflags $extra_cxxflags
  3194. add_asflags $extra_cflags
  3195. if test -n "$sysroot"; then
  3196. case "$cc_type" in
  3197. gcc|llvm_gcc|clang)
  3198. add_cppflags --sysroot="$sysroot"
  3199. add_ldflags --sysroot="$sysroot"
  3200. # On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
  3201. add_cppflags -isysroot "$sysroot"
  3202. add_ldflags -isysroot "$sysroot"
  3203. ;;
  3204. tms470)
  3205. add_cppflags -I"$sysinclude"
  3206. add_ldflags --sysroot="$sysroot"
  3207. ;;
  3208. esac
  3209. fi
  3210. if test "$cpu" = host; then
  3211. enabled cross_compile &&
  3212. die "--cpu=host makes no sense when cross-compiling."
  3213. case "$cc_type" in
  3214. gcc|llvm_gcc)
  3215. check_native(){
  3216. $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
  3217. sed -n "/cc1.*$1=/{
  3218. s/.*$1=\\([^ ]*\\).*/\\1/
  3219. p
  3220. q
  3221. }" $TMPE
  3222. }
  3223. cpu=$(check_native -march || check_native -mcpu)
  3224. ;;
  3225. esac
  3226. test "${cpu:-host}" = host &&
  3227. die "--cpu=host not supported with compiler $cc"
  3228. fi
  3229. # Deal with common $arch aliases
  3230. case "$arch" in
  3231. aarch64|arm64)
  3232. arch="aarch64"
  3233. ;;
  3234. arm*|iPad*|iPhone*)
  3235. arch="arm"
  3236. ;;
  3237. mips*|IP*)
  3238. arch="mips"
  3239. ;;
  3240. parisc*|hppa*)
  3241. arch="parisc"
  3242. ;;
  3243. "Power Macintosh"|ppc*|powerpc*)
  3244. arch="ppc"
  3245. ;;
  3246. s390|s390x)
  3247. arch="s390"
  3248. ;;
  3249. sh4|sh)
  3250. arch="sh4"
  3251. ;;
  3252. sun4u|sparc*)
  3253. arch="sparc"
  3254. ;;
  3255. tilegx|tile-gx)
  3256. arch="tilegx"
  3257. ;;
  3258. i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
  3259. arch="x86"
  3260. ;;
  3261. esac
  3262. is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
  3263. enable $arch
  3264. # Add processor-specific flags
  3265. if enabled aarch64; then
  3266. case $cpu in
  3267. armv*)
  3268. cpuflags="-march=$cpu"
  3269. ;;
  3270. *)
  3271. cpuflags="-mcpu=$cpu"
  3272. ;;
  3273. esac
  3274. elif enabled alpha; then
  3275. cpuflags="-mcpu=$cpu"
  3276. elif enabled arm; then
  3277. check_arm_arch() {
  3278. check_cpp_condition stddef.h \
  3279. "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
  3280. $cpuflags
  3281. }
  3282. probe_arm_arch() {
  3283. if check_arm_arch 4; then echo armv4;
  3284. elif check_arm_arch 4T; then echo armv4t;
  3285. elif check_arm_arch 5; then echo armv5;
  3286. elif check_arm_arch 5E; then echo armv5e;
  3287. elif check_arm_arch 5T; then echo armv5t;
  3288. elif check_arm_arch 5TE; then echo armv5te;
  3289. elif check_arm_arch 5TEJ; then echo armv5te;
  3290. elif check_arm_arch 6; then echo armv6;
  3291. elif check_arm_arch 6J; then echo armv6j;
  3292. elif check_arm_arch 6K; then echo armv6k;
  3293. elif check_arm_arch 6Z; then echo armv6z;
  3294. elif check_arm_arch 6ZK; then echo armv6zk;
  3295. elif check_arm_arch 6T2; then echo armv6t2;
  3296. elif check_arm_arch 7; then echo armv7;
  3297. elif check_arm_arch 7A 7_A; then echo armv7-a;
  3298. elif check_arm_arch 7R 7_R; then echo armv7-r;
  3299. elif check_arm_arch 7M 7_M; then echo armv7-m;
  3300. elif check_arm_arch 7EM 7E_M; then echo armv7-m;
  3301. elif check_arm_arch 8A 8_A; then echo armv8-a;
  3302. fi
  3303. }
  3304. [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
  3305. case $cpu in
  3306. armv*)
  3307. cpuflags="-march=$cpu"
  3308. subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
  3309. ;;
  3310. *)
  3311. cpuflags="-mcpu=$cpu"
  3312. case $cpu in
  3313. cortex-a*) subarch=armv7a ;;
  3314. cortex-r*) subarch=armv7r ;;
  3315. cortex-m*) enable thumb; subarch=armv7m ;;
  3316. arm11*) subarch=armv6 ;;
  3317. arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
  3318. armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
  3319. *) subarch=$(probe_arm_arch) ;;
  3320. esac
  3321. ;;
  3322. esac
  3323. case "$subarch" in
  3324. armv5t*) enable fast_clz ;;
  3325. armv[6-8]*)
  3326. enable fast_clz
  3327. disabled fast_unaligned || enable fast_unaligned
  3328. ;;
  3329. esac
  3330. elif enabled avr32; then
  3331. case $cpu in
  3332. ap7[02]0[0-2])
  3333. subarch="avr32_ap"
  3334. cpuflags="-mpart=$cpu"
  3335. ;;
  3336. ap)
  3337. subarch="avr32_ap"
  3338. cpuflags="-march=$cpu"
  3339. ;;
  3340. uc3[ab]*)
  3341. subarch="avr32_uc"
  3342. cpuflags="-mcpu=$cpu"
  3343. ;;
  3344. uc)
  3345. subarch="avr32_uc"
  3346. cpuflags="-march=$cpu"
  3347. ;;
  3348. esac
  3349. elif enabled bfin; then
  3350. cpuflags="-mcpu=$cpu"
  3351. elif enabled mips; then
  3352. cpuflags="-march=$cpu"
  3353. case $cpu in
  3354. 24kc)
  3355. disable mipsfpu
  3356. disable mipsdspr1
  3357. disable mipsdspr2
  3358. ;;
  3359. 24kf*)
  3360. disable mipsdspr1
  3361. disable mipsdspr2
  3362. ;;
  3363. 24kec|34kc|1004kc)
  3364. disable mipsfpu
  3365. disable mipsdspr2
  3366. ;;
  3367. 24kef*|34kf*|1004kf*)
  3368. disable mipsdspr2
  3369. ;;
  3370. 74kc)
  3371. disable mipsfpu
  3372. ;;
  3373. esac
  3374. elif enabled ppc; then
  3375. disable ldbrx
  3376. case $(tolower $cpu) in
  3377. 601|ppc601|powerpc601)
  3378. cpuflags="-mcpu=601"
  3379. disable altivec
  3380. ;;
  3381. 603*|ppc603*|powerpc603*)
  3382. cpuflags="-mcpu=603"
  3383. disable altivec
  3384. ;;
  3385. 604*|ppc604*|powerpc604*)
  3386. cpuflags="-mcpu=604"
  3387. disable altivec
  3388. ;;
  3389. g3|75*|ppc75*|powerpc75*)
  3390. cpuflags="-mcpu=750"
  3391. disable altivec
  3392. ;;
  3393. g4|745*|ppc745*|powerpc745*)
  3394. cpuflags="-mcpu=7450"
  3395. ;;
  3396. 74*|ppc74*|powerpc74*)
  3397. cpuflags="-mcpu=7400"
  3398. ;;
  3399. g5|970|ppc970|powerpc970)
  3400. cpuflags="-mcpu=970"
  3401. ;;
  3402. power[3-7]*)
  3403. cpuflags="-mcpu=$cpu"
  3404. ;;
  3405. cell)
  3406. cpuflags="-mcpu=cell"
  3407. enable ldbrx
  3408. ;;
  3409. e500mc)
  3410. cpuflags="-mcpu=e500mc"
  3411. disable altivec
  3412. ;;
  3413. e500v2)
  3414. cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
  3415. disable altivec
  3416. disable dcbzl
  3417. ;;
  3418. e500)
  3419. cpuflags="-mcpu=8540 -mhard-float"
  3420. disable altivec
  3421. disable dcbzl
  3422. ;;
  3423. esac
  3424. elif enabled sparc; then
  3425. case $cpu in
  3426. cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
  3427. cpuflags="-mcpu=$cpu"
  3428. ;;
  3429. ultrasparc*|niagara[234])
  3430. cpuflags="-mcpu=$cpu"
  3431. ;;
  3432. esac
  3433. elif enabled x86; then
  3434. case $cpu in
  3435. i[345]86|pentium)
  3436. cpuflags="-march=$cpu"
  3437. disable mmx
  3438. ;;
  3439. # targets that do NOT support nopl and conditional mov (cmov)
  3440. pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
  3441. cpuflags="-march=$cpu"
  3442. disable i686
  3443. ;;
  3444. # targets that do support nopl and conditional mov (cmov)
  3445. i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
  3446. |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|amdfam10|barcelona|b[dt]ver*)
  3447. cpuflags="-march=$cpu"
  3448. enable i686
  3449. enable fast_cmov
  3450. ;;
  3451. # targets that do support conditional mov but on which it's slow
  3452. pentium4|pentium4m|prescott|nocona)
  3453. cpuflags="-march=$cpu"
  3454. enable i686
  3455. disable fast_cmov
  3456. ;;
  3457. esac
  3458. fi
  3459. if [ "$cpu" != generic ]; then
  3460. add_cflags $cpuflags
  3461. add_asflags $cpuflags
  3462. fi
  3463. # compiler sanity check
  3464. check_exec <<EOF
  3465. int main(void){ return 0; }
  3466. EOF
  3467. if test "$?" != 0; then
  3468. echo "$cc is unable to create an executable file."
  3469. if test -z "$cross_prefix" && ! enabled cross_compile ; then
  3470. echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
  3471. echo "Only do this if you know what cross compiling means."
  3472. fi
  3473. die "C compiler test failed."
  3474. fi
  3475. add_cppflags -D_ISOC99_SOURCE
  3476. add_cxxflags -D__STDC_CONSTANT_MACROS
  3477. check_cflags -std=c99
  3478. check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
  3479. #include <stdlib.h>
  3480. EOF
  3481. check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
  3482. #include <stdlib.h>
  3483. EOF
  3484. add_host_cppflags -D_ISOC99_SOURCE
  3485. check_host_cflags -std=c99
  3486. check_host_cflags -Wall
  3487. check_host_cflags -O3
  3488. check_64bit(){
  3489. arch32=$1
  3490. arch64=$2
  3491. expr=$3
  3492. check_code cc "" "int test[2*($expr) - 1]" &&
  3493. subarch=$arch64 || subarch=$arch32
  3494. }
  3495. case "$arch" in
  3496. aarch64|alpha|ia64)
  3497. spic=$shared
  3498. ;;
  3499. mips)
  3500. check_64bit mips mips64 '_MIPS_SIM > 1'
  3501. spic=$shared
  3502. ;;
  3503. parisc)
  3504. check_64bit parisc parisc64 'sizeof(void *) > 4'
  3505. spic=$shared
  3506. ;;
  3507. ppc)
  3508. check_64bit ppc ppc64 'sizeof(void *) > 4'
  3509. spic=$shared
  3510. ;;
  3511. s390)
  3512. check_64bit s390 s390x 'sizeof(void *) > 4'
  3513. spic=$shared
  3514. ;;
  3515. sparc)
  3516. check_64bit sparc sparc64 'sizeof(void *) > 4'
  3517. spic=$shared
  3518. ;;
  3519. x86)
  3520. check_64bit x86_32 x86_64 'sizeof(void *) > 4'
  3521. if test "$subarch" = "x86_64"; then
  3522. spic=$shared
  3523. fi
  3524. ;;
  3525. ppc)
  3526. check_cc <<EOF && subarch="ppc64"
  3527. int test[(int)sizeof(char*) - 7];
  3528. EOF
  3529. ;;
  3530. esac
  3531. enable $subarch
  3532. enabled spic && enable_weak pic
  3533. # OS specific
  3534. case $target_os in
  3535. aix)
  3536. SHFLAGS=-shared
  3537. add_cppflags '-I\$(SRC_PATH)/compat/aix'
  3538. enabled shared && add_ldflags -Wl,-brtl
  3539. ;;
  3540. haiku)
  3541. prefix_default="/boot/common"
  3542. network_extralibs="-lnetwork"
  3543. host_libs=
  3544. ;;
  3545. sunos)
  3546. SHFLAGS='-shared -Wl,-h,$$(@F)'
  3547. enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
  3548. network_extralibs="-lsocket -lnsl"
  3549. # When using suncc to build, the Solaris linker will mark
  3550. # an executable with each instruction set encountered by
  3551. # the Solaris assembler. As our libraries contain their own
  3552. # guards for processor-specific code, instead suppress
  3553. # generation of the HWCAPS ELF section on Solaris x86 only.
  3554. enabled_all suncc x86 &&
  3555. echo "hwcap_1 = OVERRIDE;" > mapfile &&
  3556. add_ldflags -Wl,-M,mapfile
  3557. nm_default='nm -P -g'
  3558. ;;
  3559. netbsd)
  3560. disable symver
  3561. oss_indev_extralibs="-lossaudio"
  3562. oss_outdev_extralibs="-lossaudio"
  3563. enabled gcc || check_ldflags -Wl,-zmuldefs
  3564. ;;
  3565. openbsd|bitrig)
  3566. disable symver
  3567. SHFLAGS='-shared'
  3568. SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
  3569. SLIB_INSTALL_LINKS=
  3570. oss_indev_extralibs="-lossaudio"
  3571. oss_outdev_extralibs="-lossaudio"
  3572. ;;
  3573. dragonfly)
  3574. disable symver
  3575. ;;
  3576. freebsd)
  3577. ;;
  3578. bsd/os)
  3579. add_extralibs -lpoll -lgnugetopt
  3580. strip="strip -d"
  3581. ;;
  3582. darwin)
  3583. test "${as#*gas-preprocessor.pl}" != "$as" || gas="${gas:=gas-preprocessor.pl} ${as:=$cc}"
  3584. enabled ppc && add_asflags -force_cpusubtype_ALL
  3585. SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
  3586. enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
  3587. strip="${strip} -x"
  3588. add_ldflags -Wl,-dynamic,-search_paths_first
  3589. SLIBSUF=".dylib"
  3590. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
  3591. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
  3592. objformat="macho"
  3593. enabled x86_64 && objformat="macho64"
  3594. enabled_any pic shared ||
  3595. { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
  3596. ;;
  3597. mingw32*)
  3598. if test $target_os = "mingw32ce"; then
  3599. disable network
  3600. else
  3601. target_os=mingw32
  3602. fi
  3603. LIBTARGET=i386
  3604. if enabled x86_64; then
  3605. LIBTARGET="i386:x86-64"
  3606. elif enabled arm; then
  3607. LIBTARGET=arm-wince
  3608. fi
  3609. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  3610. check_ldflags -Wl,--nxcompat
  3611. check_ldflags -Wl,--dynamicbase
  3612. shlibdir_default="$bindir_default"
  3613. SLIBPREF=""
  3614. SLIBSUF=".dll"
  3615. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3616. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3617. dlltool="${cross_prefix}dlltool"
  3618. if check_cmd lib.exe -list; then
  3619. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  3620. if enabled x86_64; then
  3621. LIBTARGET=x64
  3622. fi
  3623. elif check_cmd $dlltool --version; then
  3624. SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
  3625. fi
  3626. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3627. SLIB_INSTALL_LINKS=
  3628. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  3629. SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  3630. SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
  3631. objformat="win32"
  3632. ranlib=:
  3633. enable dos_paths
  3634. ;;
  3635. win32|win64)
  3636. disable symver
  3637. if enabled shared; then
  3638. # Link to the import library instead of the normal static library
  3639. # for shared libs.
  3640. LD_LIB='%.lib'
  3641. # Cannot build both shared and static libs with MSVC or icl.
  3642. disable static
  3643. fi
  3644. shlibdir_default="$bindir_default"
  3645. SLIBPREF=""
  3646. SLIBSUF=".dll"
  3647. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3648. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3649. SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
  3650. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3651. SLIB_INSTALL_LINKS=
  3652. SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
  3653. SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
  3654. SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
  3655. objformat="win32"
  3656. ranlib=:
  3657. enable dos_paths
  3658. ;;
  3659. cygwin*)
  3660. target_os=cygwin
  3661. shlibdir_default="$bindir_default"
  3662. SLIBPREF="cyg"
  3663. SLIBSUF=".dll"
  3664. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  3665. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  3666. SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
  3667. SLIB_INSTALL_LINKS=
  3668. SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
  3669. SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
  3670. objformat="win32"
  3671. enable dos_paths
  3672. enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
  3673. ;;
  3674. *-dos|freedos|opendos)
  3675. network_extralibs="-lsocket"
  3676. objformat="coff"
  3677. enable dos_paths
  3678. add_cppflags -U__STRICT_ANSI__
  3679. ;;
  3680. linux)
  3681. enable dv1394
  3682. ;;
  3683. irix*)
  3684. target_os=irix
  3685. ranlib="echo ignoring ranlib"
  3686. ;;
  3687. os/2*)
  3688. strip="lxlite -CS"
  3689. ln_s="cp -f"
  3690. objformat="aout"
  3691. add_cppflags -D_GNU_SOURCE
  3692. add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
  3693. SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
  3694. LIBSUF="_s.a"
  3695. SLIBPREF=""
  3696. SLIBSUF=".dll"
  3697. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
  3698. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
  3699. SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
  3700. echo PROTMODE >> $(SUBDIR)$(NAME).def; \
  3701. echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
  3702. echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
  3703. echo EXPORTS >> $(SUBDIR)$(NAME).def; \
  3704. emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
  3705. SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
  3706. emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
  3707. SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
  3708. enable dos_paths
  3709. enable_weak os2threads
  3710. ;;
  3711. gnu/kfreebsd)
  3712. add_cppflags -D_BSD_SOURCE
  3713. ;;
  3714. gnu)
  3715. ;;
  3716. qnx)
  3717. add_cppflags -D_QNX_SOURCE
  3718. network_extralibs="-lsocket"
  3719. ;;
  3720. symbian)
  3721. SLIBSUF=".dll"
  3722. enable dos_paths
  3723. add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
  3724. add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
  3725. add_ldflags -Wl,--target1-abs,--no-undefined \
  3726. -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
  3727. -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
  3728. add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
  3729. -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
  3730. -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
  3731. ;;
  3732. osf1)
  3733. add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
  3734. ;;
  3735. minix)
  3736. ;;
  3737. plan9)
  3738. add_cppflags -D_C99_SNPRINTF_EXTENSION \
  3739. -D_REENTRANT_SOURCE \
  3740. -D_RESEARCH_SOURCE \
  3741. -DFD_SETSIZE=96 \
  3742. -DHAVE_SOCK_OPTS
  3743. add_compat strtod.o strtod=avpriv_strtod
  3744. network_extralibs='-lbsd'
  3745. exeobjs=compat/plan9/main.o
  3746. disable ffserver
  3747. cp_f='cp'
  3748. ;;
  3749. none)
  3750. ;;
  3751. *)
  3752. die "Unknown OS '$target_os'."
  3753. ;;
  3754. esac
  3755. # determine libc flavour
  3756. probe_libc(){
  3757. pfx=$1
  3758. pfx_no_=${pfx%_}
  3759. # uclibc defines __GLIBC__, so it needs to be checked before glibc.
  3760. if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
  3761. eval ${pfx}libc_type=uclibc
  3762. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  3763. elif check_${pfx}cpp_condition features.h "defined __GLIBC__"; then
  3764. eval ${pfx}libc_type=glibc
  3765. add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
  3766. # MinGW headers can be installed on Cygwin, so check for newlib first.
  3767. elif check_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
  3768. eval ${pfx}libc_type=newlib
  3769. add_${pfx}cppflags -U__STRICT_ANSI__
  3770. # MinGW64 is backwards compatible with MinGW32, so check for it first.
  3771. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
  3772. eval ${pfx}libc_type=mingw64
  3773. if check_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
  3774. add_compat msvcrt/snprintf.o
  3775. add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
  3776. fi
  3777. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  3778. eval test \$${pfx_no_}cc_type = "gcc" &&
  3779. add_${pfx}cppflags -D__printf__=__gnu_printf__
  3780. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
  3781. check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
  3782. eval ${pfx}libc_type=mingw32
  3783. check_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
  3784. (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
  3785. die "ERROR: MinGW32 runtime version must be >= 3.15."
  3786. add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
  3787. eval test \$${pfx_no_}cc_type = "gcc" &&
  3788. add_${pfx}cppflags -D__printf__=__gnu_printf__
  3789. elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
  3790. eval ${pfx}libc_type=msvcrt
  3791. # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
  3792. # 0x601 by default unless something else is set by the user.
  3793. # This can easily lead to us detecting functions only present
  3794. # in such new versions and producing binaries requiring windows 7.0.
  3795. # Therefore explicitly set the default to XP unless the user has
  3796. # set something else on the command line.
  3797. check_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
  3798. add_${pfx}cppflags -D_WIN32_WINNT=0x0502
  3799. elif check_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
  3800. eval ${pfx}libc_type=klibc
  3801. elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
  3802. eval ${pfx}libc_type=bionic
  3803. elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
  3804. eval ${pfx}libc_type=solaris
  3805. add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
  3806. fi
  3807. }
  3808. probe_libc
  3809. test -n "$libc_type" && enable libc_$libc_type
  3810. probe_libc host_
  3811. test -n "$host_libc_type" && enable host_libc_$host_libc_type
  3812. case $libc_type in
  3813. bionic)
  3814. add_compat strtod.o strtod=avpriv_strtod
  3815. ;;
  3816. msvcrt)
  3817. add_compat strtod.o strtod=avpriv_strtod
  3818. add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
  3819. _snprintf=avpriv_snprintf \
  3820. vsnprintf=avpriv_vsnprintf
  3821. ;;
  3822. esac
  3823. # hacks for compiler/libc/os combinations
  3824. if enabled_all tms470 libc_glibc; then
  3825. CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
  3826. add_cppflags -D__USER_LABEL_PREFIX__=
  3827. add_cppflags -D__builtin_memset=memset
  3828. add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
  3829. add_cflags -pds=48 # incompatible redefinition of macro
  3830. fi
  3831. if enabled_all ccc libc_glibc; then
  3832. add_ldflags -Wl,-z,now # calls to libots crash without this
  3833. fi
  3834. check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
  3835. add_cppflags '-I\$(SRC_PATH)/compat/float'
  3836. esc(){
  3837. echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
  3838. }
  3839. echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate
  3840. check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
  3841. set_default $PATHS_LIST
  3842. set_default nm
  3843. # we need to build at least one lib type
  3844. if ! enabled_any static shared; then
  3845. cat <<EOF
  3846. At least one library type must be built.
  3847. Specify --enable-static to build the static libraries or --enable-shared to
  3848. build the shared libraries as well. To only build the shared libraries specify
  3849. --disable-static in addition to --enable-shared.
  3850. EOF
  3851. exit 1;
  3852. fi
  3853. die_license_disabled() {
  3854. enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
  3855. }
  3856. die_license_disabled_gpl() {
  3857. enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; }
  3858. }
  3859. die_license_disabled gpl frei0r
  3860. die_license_disabled gpl libcdio
  3861. die_license_disabled gpl libutvideo
  3862. die_license_disabled gpl libvidstab
  3863. die_license_disabled gpl libx264
  3864. die_license_disabled gpl libx265
  3865. die_license_disabled gpl libxavs
  3866. die_license_disabled gpl libxvid
  3867. die_license_disabled gpl libzvbi
  3868. die_license_disabled gpl x11grab
  3869. die_license_disabled nonfree libaacplus
  3870. die_license_disabled nonfree libfaac
  3871. enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
  3872. enabled gpl && die_license_disabled_gpl nonfree openssl
  3873. die_license_disabled version3 libopencore_amrnb
  3874. die_license_disabled version3 libopencore_amrwb
  3875. die_license_disabled version3 libvo_aacenc
  3876. die_license_disabled version3 libvo_amrwbenc
  3877. enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
  3878. disabled optimizations || check_cflags -fomit-frame-pointer
  3879. enable_weak_pic() {
  3880. disabled pic && return
  3881. enable pic
  3882. add_cppflags -DPIC
  3883. case "$target_os" in
  3884. mingw*|cygwin*)
  3885. ;;
  3886. *)
  3887. add_cflags -fPIC
  3888. ;;
  3889. esac
  3890. add_asflags -fPIC
  3891. }
  3892. enabled pic && enable_weak_pic
  3893. check_cc <<EOF || die "Symbol mangling check failed."
  3894. int ff_extern;
  3895. EOF
  3896. sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
  3897. extern_prefix=${sym%%ff_extern*}
  3898. check_cc <<EOF && enable_weak inline_asm
  3899. void foo(void) { __asm__ volatile ("" ::); }
  3900. EOF
  3901. _restrict=
  3902. for restrict_keyword in restrict __restrict__ __restrict; do
  3903. check_cc <<EOF && _restrict=$restrict_keyword && break
  3904. void foo(char * $restrict_keyword p);
  3905. EOF
  3906. done
  3907. check_cc <<EOF && enable pragma_deprecated
  3908. void foo(void) { _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") }
  3909. EOF
  3910. check_cc <<EOF && enable attribute_packed
  3911. struct { int x; } __attribute__((packed)) x;
  3912. EOF
  3913. check_cc <<EOF && enable attribute_may_alias
  3914. union { int x; } __attribute__((may_alias)) x;
  3915. EOF
  3916. check_cc <<EOF || die "endian test failed"
  3917. unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
  3918. EOF
  3919. od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
  3920. if enabled asm; then
  3921. enabled arm && nogas=die
  3922. enabled_all ppc altivec && nogas=warn
  3923. as=${gas:=$as}
  3924. check_as <<EOF && enable gnu_as || \
  3925. $nogas "GNU assembler not found, install gas-preprocessor"
  3926. .macro m n
  3927. \n: .int 0
  3928. .endm
  3929. m x
  3930. EOF
  3931. check_as <<EOF && enable as_func
  3932. .func test
  3933. .endfunc
  3934. EOF
  3935. fi
  3936. check_inline_asm inline_asm_labels '"1:\n"'
  3937. check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
  3938. if enabled aarch64; then
  3939. enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
  3940. # internal assembler in clang 3.3 does not support this instruction
  3941. enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
  3942. enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
  3943. map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
  3944. elif enabled alpha; then
  3945. check_cflags -mieee
  3946. elif enabled arm; then
  3947. check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
  3948. float func(float a, float b){ return a+b; }
  3949. EOF
  3950. enabled thumb && check_cflags -mthumb || check_cflags -marm
  3951. if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
  3952. enable vfp_args
  3953. elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
  3954. case "${cross_prefix:-$cc}" in
  3955. *hardfloat*) enable vfp_args; fpabi=vfp ;;
  3956. *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
  3957. __asm__ (".eabi_attribute 28, 1");
  3958. int main(void) { return 0; }
  3959. EOF
  3960. esac
  3961. warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
  3962. fi
  3963. enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
  3964. enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
  3965. enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
  3966. enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
  3967. enabled vfp && check_insn vfp 'fadds s0, s0, s0'
  3968. enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
  3969. [ $target_os = linux ] ||
  3970. map 'enabled_any ${v}_external ${v}_inline || disable $v' \
  3971. $ARCH_EXT_LIST_ARM
  3972. check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
  3973. check_as <<EOF && enable as_dn_directive
  3974. ra .dn d0.i16
  3975. .unreq ra
  3976. EOF
  3977. [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
  3978. elif enabled mips; then
  3979. check_inline_asm loongson '"dmult.g $1, $2, $3"'
  3980. enabled mips32r2 && add_cflags "-mips32r2" && add_asflags "-mips32r2" &&
  3981. check_inline_asm mips32r2 '"rotr $t0, $t1, 1"'
  3982. enabled mipsdspr1 && add_cflags "-mdsp" && add_asflags "-mdsp" &&
  3983. check_inline_asm mipsdspr1 '"addu.qb $t0, $t1, $t2"'
  3984. enabled mipsdspr2 && add_cflags "-mdspr2" && add_asflags "-mdspr2" &&
  3985. check_inline_asm mipsdspr2 '"absq_s.qb $t0, $t1"'
  3986. enabled mipsfpu && add_cflags "-mhard-float" && add_asflags "-mhard-float" &&
  3987. check_inline_asm mipsfpu '"madd.d $f0, $f2, $f4, $f6"'
  3988. elif enabled parisc; then
  3989. if enabled gcc; then
  3990. case $($cc -dumpversion) in
  3991. 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
  3992. esac
  3993. fi
  3994. elif enabled ppc; then
  3995. enable local_aligned_8 local_aligned_16 local_aligned_32
  3996. check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
  3997. check_inline_asm ibm_asm '"add 0, 0, 0"'
  3998. check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
  3999. check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
  4000. # AltiVec flags: The FSF version of GCC differs from the Apple version
  4001. if enabled altivec; then
  4002. check_cflags -maltivec -mabi=altivec &&
  4003. { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
  4004. check_cflags -faltivec
  4005. # check if our compiler supports Motorola AltiVec C API
  4006. check_cc <<EOF || disable altivec
  4007. $inc_altivec_h
  4008. int main(void) {
  4009. vector signed int v1 = (vector signed int) { 0 };
  4010. vector signed int v2 = (vector signed int) { 1 };
  4011. v1 = vec_add(v1, v2);
  4012. return 0;
  4013. }
  4014. EOF
  4015. enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
  4016. fi
  4017. elif enabled x86; then
  4018. check_builtin rdtsc intrin.h "__rdtsc()"
  4019. check_builtin mm_empty mmintrin.h "_mm_empty()"
  4020. enable local_aligned_8 local_aligned_16 local_aligned_32
  4021. # check whether EBP is available on x86
  4022. # As 'i' is stored on the stack, this program will crash
  4023. # if the base pointer is used to access it because the
  4024. # base pointer is cleared in the inline assembly code.
  4025. check_exec_crash <<EOF && enable ebp_available
  4026. volatile int i=0;
  4027. __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
  4028. return i;
  4029. EOF
  4030. # check whether EBX is available on x86
  4031. check_inline_asm ebx_available '""::"b"(0)' &&
  4032. check_inline_asm ebx_available '"":::"%ebx"'
  4033. # check whether xmm clobbers are supported
  4034. check_inline_asm xmm_clobbers '"":::"%xmm0"'
  4035. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
  4036. check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
  4037. # check whether binutils is new enough to compile AVX/SSSE3/MMXEXT
  4038. enabled avx && check_inline_asm avx_inline '"vextractf128 $1, %ymm0, %xmm1"'
  4039. enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
  4040. enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
  4041. if ! disabled_any asm mmx yasm; then
  4042. if check_cmd $yasmexe --version; then
  4043. enabled x86_64 && yasm_extra="-m amd64"
  4044. yasm_debug="-g dwarf2"
  4045. elif check_cmd nasm -v; then
  4046. yasmexe=nasm
  4047. yasm_debug="-g -F dwarf"
  4048. enabled x86_64 && test "$objformat" = elf && objformat=elf64
  4049. fi
  4050. YASMFLAGS="-f $objformat $yasm_extra"
  4051. enabled pic && append YASMFLAGS "-DPIC"
  4052. test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
  4053. case "$objformat" in
  4054. elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
  4055. esac
  4056. check_yasm "movbe ecx, [5]" && enable yasm ||
  4057. die "yasm/nasm not found or too old. Use --disable-yasm for a crippled build."
  4058. check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external avresample
  4059. check_yasm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
  4060. check_yasm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
  4061. check_yasm "vfmadd132ps ymm0, ymm1, ymm2" || disable fma3_external
  4062. check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
  4063. check_yasm "CPU amdnop" || disable cpunop
  4064. fi
  4065. case "$cpu" in
  4066. athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
  4067. disable fast_clz
  4068. ;;
  4069. esac
  4070. fi
  4071. check_ldflags -Wl,--as-needed
  4072. if check_func dlopen; then
  4073. ldl=
  4074. elif check_func dlopen -ldl; then
  4075. ldl=-ldl
  4076. fi
  4077. if ! disabled network; then
  4078. check_func getaddrinfo $network_extralibs
  4079. check_func getservbyport $network_extralibs
  4080. check_func inet_aton $network_extralibs
  4081. check_type netdb.h "struct addrinfo"
  4082. check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
  4083. check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
  4084. check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
  4085. check_type poll.h "struct pollfd"
  4086. check_type netinet/sctp.h "struct sctp_event_subscribe"
  4087. check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
  4088. check_type netinet/in.h "struct sockaddr_in6"
  4089. check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
  4090. check_type "sys/types.h sys/socket.h" socklen_t
  4091. # Prefer arpa/inet.h over winsock2
  4092. if check_header arpa/inet.h ; then
  4093. check_func closesocket
  4094. elif check_header winsock2.h ; then
  4095. check_func_headers winsock2.h closesocket -lws2 &&
  4096. network_extralibs="-lws2" ||
  4097. { check_func_headers winsock2.h closesocket -lws2_32 &&
  4098. network_extralibs="-lws2_32"; } || disable winsock2_h network
  4099. check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
  4100. check_type ws2tcpip.h socklen_t
  4101. check_type ws2tcpip.h "struct addrinfo"
  4102. check_type ws2tcpip.h "struct group_source_req"
  4103. check_type ws2tcpip.h "struct ip_mreq_source"
  4104. check_type ws2tcpip.h "struct ipv6_mreq"
  4105. check_type winsock2.h "struct pollfd"
  4106. check_struct winsock2.h "struct sockaddr" sa_len
  4107. check_type ws2tcpip.h "struct sockaddr_in6"
  4108. check_type ws2tcpip.h "struct sockaddr_storage"
  4109. else
  4110. disable network
  4111. fi
  4112. fi
  4113. check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
  4114. check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
  4115. check_builtin MemoryBarrier windows.h "MemoryBarrier()"
  4116. check_builtin sarestart signal.h "SA_RESTART"
  4117. check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
  4118. check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
  4119. check_func ${malloc_prefix}memalign && enable memalign
  4120. check_func ${malloc_prefix}posix_memalign && enable posix_memalign
  4121. check_func access
  4122. check_func clock_gettime || { check_func clock_gettime -lrt && add_extralibs -lrt; }
  4123. check_func fcntl
  4124. check_func fork
  4125. check_func gethrtime
  4126. check_func getopt
  4127. check_func getrusage
  4128. check_func gettimeofday
  4129. check_func isatty
  4130. check_func localtime_r
  4131. check_func mach_absolute_time
  4132. check_func mkstemp
  4133. check_func mmap
  4134. check_func mprotect
  4135. # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
  4136. check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
  4137. check_func sched_getaffinity
  4138. check_func setrlimit
  4139. check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
  4140. check_func strerror_r
  4141. check_func sysconf
  4142. check_func sysctl
  4143. check_func usleep
  4144. check_func_headers conio.h kbhit
  4145. check_func_headers io.h setmode
  4146. check_func_headers lzo/lzo1x.h lzo1x_999_compress
  4147. check_func_headers stdlib.h getenv
  4148. check_func_headers windows.h CoTaskMemFree -lole32
  4149. check_func_headers windows.h GetProcessAffinityMask
  4150. check_func_headers windows.h GetProcessTimes
  4151. check_func_headers windows.h GetSystemTimeAsFileTime
  4152. check_func_headers windows.h MapViewOfFile
  4153. check_func_headers windows.h PeekNamedPipe
  4154. check_func_headers windows.h SetConsoleTextAttribute
  4155. check_func_headers windows.h Sleep
  4156. check_func_headers windows.h VirtualAlloc
  4157. check_func_headers glob.h glob
  4158. enabled xlib &&
  4159. check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
  4160. check_header cl/cl.h
  4161. check_header direct.h
  4162. check_header dlfcn.h
  4163. check_header dxva.h
  4164. check_header dxva2api.h -D_WIN32_WINNT=0x0600
  4165. check_header io.h
  4166. check_header libcrystalhd/libcrystalhd_if.h
  4167. check_header mach/mach_time.h
  4168. check_header malloc.h
  4169. check_header poll.h
  4170. check_header sys/mman.h
  4171. check_header sys/param.h
  4172. check_header sys/resource.h
  4173. check_header sys/select.h
  4174. check_header sys/time.h
  4175. check_header sys/un.h
  4176. check_header termios.h
  4177. check_header unistd.h
  4178. check_header vdpau/vdpau.h
  4179. check_header vdpau/vdpau_x11.h
  4180. check_header VideoDecodeAcceleration/VDADecoder.h
  4181. check_header windows.h
  4182. check_header X11/extensions/XvMClib.h
  4183. check_header asm/types.h
  4184. check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
  4185. check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
  4186. check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
  4187. check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
  4188. if ! disabled w32threads && ! enabled pthreads; then
  4189. check_func_headers "windows.h process.h" _beginthreadex &&
  4190. enable w32threads || disable w32threads
  4191. fi
  4192. # check for some common methods of building with pthread support
  4193. # do this before the optional library checks as some of them require pthreads
  4194. if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
  4195. enable pthreads
  4196. if check_func pthread_join -pthread && check_func pthread_create -pthread; then
  4197. add_cflags -pthread
  4198. add_extralibs -pthread
  4199. elif check_func pthread_join -pthreads && check_func pthread_create -pthreads; then
  4200. add_cflags -pthreads
  4201. add_extralibs -pthreads
  4202. elif check_func pthread_join -ldl -pthread && check_func pthread_create -ldl -pthread; then
  4203. add_cflags -ldl -pthread
  4204. add_extralibs -ldl -pthread
  4205. elif check_func pthread_join -lpthreadGC2 && check_func pthread_create -lpthreadGC2; then
  4206. add_extralibs -lpthreadGC2
  4207. elif check_lib pthread.h pthread_join -lpthread && check_lib pthread.h pthread_create -lpthread; then
  4208. :
  4209. elif ! check_func pthread_join && ! check_func pthread_create; then
  4210. disable pthreads
  4211. fi
  4212. check_code cc "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER" || disable pthreads
  4213. fi
  4214. if enabled pthreads; then
  4215. check_func pthread_cancel
  4216. fi
  4217. disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
  4218. disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
  4219. check_lib math.h sin -lm && LIBM="-lm"
  4220. disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
  4221. atan2f_args=2
  4222. ldexpf_args=2
  4223. powf_args=2
  4224. for func in $MATH_FUNCS; do
  4225. eval check_mathfunc $func \${${func}_args:-1}
  4226. done
  4227. # these are off by default, so fail if requested and not available
  4228. enabled avfoundation_indev && { check_header_oc AVFoundation/AVFoundation.h || disable avfoundation_indev; }
  4229. enabled avisynth && { { check_lib2 "windows.h" LoadLibrary; } ||
  4230. { check_lib2 "dlfcn.h" dlopen -ldl; } ||
  4231. die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
  4232. enabled decklink && { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; }
  4233. enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
  4234. enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
  4235. enabled ladspa && { check_header ladspa.h || die "ERROR: ladspa.h header not found"; }
  4236. enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
  4237. enabled libaacplus && require "libaacplus >= 2.0.0" aacplus.h aacplusEncOpen -laacplus
  4238. enabled libass && require_pkg_config libass ass/ass.h ass_library_init
  4239. enabled libbluray && require_pkg_config libbluray libbluray/bluray.h bd_open
  4240. enabled libbs2b && require_pkg_config libbs2b bs2b.h bs2b_open
  4241. enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
  4242. { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
  4243. die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
  4244. enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
  4245. enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
  4246. enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
  4247. 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"
  4248. enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs
  4249. enabled fontconfig && enable libfontconfig
  4250. enabled libfontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
  4251. enabled libfreetype && require_libfreetype
  4252. enabled libgme && require libgme gme/gme.h gme_new_emu -lgme -lstdc++
  4253. enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
  4254. check_lib "${gsm_hdr}" gsm_create -lgsm && break;
  4255. done || die "ERROR: libgsm not found"; }
  4256. enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
  4257. enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug
  4258. enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
  4259. enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
  4260. enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
  4261. enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
  4262. enabled libopencv && require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader
  4263. enabled libopenjpeg && { check_lib openjpeg-1.5/openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
  4264. check_lib openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
  4265. die "ERROR: libopenjpeg not found"; }
  4266. enabled libopus && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
  4267. enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
  4268. enabled libquvi && require_pkg_config libquvi quvi/quvi.h quvi_init
  4269. enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
  4270. enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
  4271. enabled libshine && require_pkg_config shine shine/layer3.h shine_encode_buffer
  4272. enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
  4273. enabled libssh && require_pkg_config libssh libssh/sftp.h sftp_init
  4274. enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
  4275. enabled libstagefright_h264 && require_cpp libstagefright_h264 "binder/ProcessState.h media/stagefright/MetaData.h
  4276. media/stagefright/MediaBufferGroup.h media/stagefright/MediaDebug.h media/stagefright/MediaDefs.h
  4277. media/stagefright/OMXClient.h media/stagefright/OMXCodec.h" android::OMXClient -lstagefright -lmedia -lutils -lbinder -lgnustl_static
  4278. enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
  4279. enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
  4280. { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
  4281. die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
  4282. enabled libutvideo && require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++
  4283. enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
  4284. enabled libvidstab && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
  4285. enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
  4286. enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
  4287. enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
  4288. enabled libvpx && {
  4289. enabled libvpx_vp8_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
  4290. die "ERROR: libvpx decoder version must be >=0.9.1"; }
  4291. 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 ||
  4292. die "ERROR: libvpx encoder version must be >=0.9.7"; }
  4293. enabled libvpx_vp9_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx || disable libvpx_vp9_decoder; }
  4294. 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; } }
  4295. enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
  4296. enabled libwebp && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion
  4297. enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
  4298. { check_cpp_condition x264.h "X264_BUILD >= 118" ||
  4299. die "ERROR: libx264 must be installed and version must be >= 0.118."; }
  4300. enabled libx265 && require_pkg_config x265 x265.h x265_encoder_encode &&
  4301. { check_cpp_condition x265.h "X265_BUILD >= 13" ||
  4302. die "ERROR: libx265 version must be >= 13."; }
  4303. enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
  4304. enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
  4305. enabled libzmq && require_pkg_config libzmq zmq.h zmq_ctx_new
  4306. enabled libzvbi && require libzvbi libzvbi.h vbi_decoder_new -lzvbi
  4307. enabled openal && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
  4308. check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } ||
  4309. die "ERROR: openal not found"; } &&
  4310. { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
  4311. die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
  4312. enabled opencl && { check_lib2 OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
  4313. check_lib2 CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
  4314. die "ERROR: opencl not found"; } &&
  4315. { check_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
  4316. check_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
  4317. die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
  4318. enabled opengl && { check_lib GL/glx.h glXGetProcAddress "-lGL" ||
  4319. check_lib2 windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
  4320. check_lib2 OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
  4321. check_lib2 ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
  4322. die "ERROR: opengl not found."
  4323. }
  4324. enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
  4325. check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
  4326. check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
  4327. die "ERROR: openssl not found"; }
  4328. enabled qtkit_indev && { check_header_oc QTKit/QTKit.h || disable qtkit_indev; }
  4329. if enabled gnutls; then
  4330. { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
  4331. { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
  4332. fi
  4333. # libdc1394 check
  4334. if enabled libdc1394; then
  4335. { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
  4336. enable libdc1394_2; } ||
  4337. { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
  4338. enable libdc1394_1; } ||
  4339. die "ERROR: No version of libdc1394 found "
  4340. fi
  4341. SDL_CONFIG="${cross_prefix}sdl-config"
  4342. if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
  4343. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
  4344. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
  4345. enable sdl
  4346. else
  4347. if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
  4348. sdl_cflags=$("${SDL_CONFIG}" --cflags)
  4349. sdl_libs=$("${SDL_CONFIG}" --libs)
  4350. check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs &&
  4351. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
  4352. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
  4353. enable sdl
  4354. fi
  4355. fi
  4356. enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
  4357. texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
  4358. makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
  4359. perl -v > /dev/null 2>&1 && enable perl || disable perl
  4360. pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
  4361. rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
  4362. check_header linux/fb.h
  4363. check_header linux/videodev.h
  4364. check_header linux/videodev2.h
  4365. check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  4366. check_header sys/videoio.h
  4367. check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
  4368. # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
  4369. # w32api 3.12 had it defined wrong
  4370. check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
  4371. check_type "dshow.h" IBaseFilter
  4372. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
  4373. { check_header dev/bktr/ioctl_meteor.h &&
  4374. check_header dev/bktr/ioctl_bt848.h; } ||
  4375. { check_header machine/ioctl_meteor.h &&
  4376. check_header machine/ioctl_bt848.h; } ||
  4377. { check_header dev/video/meteor/ioctl_meteor.h &&
  4378. check_header dev/video/bktr/ioctl_bt848.h; } ||
  4379. check_header dev/ic/bt8xx.h
  4380. check_header sndio.h
  4381. if check_struct sys/soundcard.h audio_buf_info bytes; then
  4382. enable_safe sys/soundcard.h
  4383. else
  4384. check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
  4385. #include <sys/soundcard.h>
  4386. audio_buf_info abc;
  4387. EOF
  4388. fi
  4389. check_header soundcard.h
  4390. enabled_any alsa_indev alsa_outdev &&
  4391. check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
  4392. enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack && check_func sem_timedwait &&
  4393. check_func jack_port_get_latency_range -ljack
  4394. enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
  4395. if enabled libcdio; then
  4396. check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  4397. check_lib2 "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
  4398. die "ERROR: libcdio-paranoia not found"
  4399. fi
  4400. enabled xlib &&
  4401. check_lib X11/Xlib.h XOpenDisplay -lX11 || disable xlib
  4402. enabled x11grab &&
  4403. require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
  4404. require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes &&
  4405. { enabled xlib || die "ERROR: Xlib not found"; }
  4406. check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
  4407. enabled dxva2api_h &&
  4408. check_cc <<EOF && enable dxva2api_cobj
  4409. #define _WIN32_WINNT 0x0600
  4410. #define COBJMACROS
  4411. #include <windows.h>
  4412. #include <d3d9.h>
  4413. #include <dxva2api.h>
  4414. int main(void) { IDirectXVideoDecoder *o = NULL; IDirectXVideoDecoder_Release(o); return 0; }
  4415. EOF
  4416. enabled vaapi &&
  4417. check_lib va/va.h vaInitialize -lva ||
  4418. disable vaapi
  4419. enabled vdpau &&
  4420. check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
  4421. disable vdpau
  4422. enabled vdpau && enabled xlib &&
  4423. check_func_headers "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau &&
  4424. prepend ffmpeg_libs $($ldflags_filter "-lvdpau") &&
  4425. enable vdpau_x11
  4426. # Funny iconv installations are not unusual, so check it after all flags have been set
  4427. disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -liconv || disable iconv
  4428. enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
  4429. # add some useful compiler flags if supported
  4430. check_cflags -Wdeclaration-after-statement
  4431. check_cflags -Wall
  4432. check_cflags -Wdisabled-optimization
  4433. check_cflags -Wpointer-arith
  4434. check_cflags -Wredundant-decls
  4435. check_cflags -Wwrite-strings
  4436. check_cflags -Wtype-limits
  4437. check_cflags -Wundef
  4438. check_cflags -Wmissing-prototypes
  4439. check_cflags -Wno-pointer-to-int-cast
  4440. check_cflags -Wstrict-prototypes
  4441. check_cflags -Wempty-body
  4442. enabled extra_warnings && check_cflags -Winline
  4443. check_disable_warning(){
  4444. warning_flag=-W${1#-Wno-}
  4445. test_cflags $warning_flag && add_cflags $1
  4446. }
  4447. check_disable_warning -Wno-parentheses
  4448. check_disable_warning -Wno-switch
  4449. check_disable_warning -Wno-format-zero-length
  4450. check_disable_warning -Wno-pointer-sign
  4451. # add some linker flags
  4452. check_ldflags -Wl,--warn-common
  4453. check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
  4454. enabled rpath && add_ldflags -Wl,-rpath,$libdir
  4455. test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
  4456. # add some strip flags
  4457. # -wN '..@*' is more selective than -x, but not available everywhere.
  4458. check_stripflags -wN \'..@*\' || check_stripflags -x
  4459. enabled neon_clobber_test &&
  4460. check_ldflags -Wl,--wrap,avcodec_open2 \
  4461. -Wl,--wrap,avcodec_decode_audio4 \
  4462. -Wl,--wrap,avcodec_decode_video2 \
  4463. -Wl,--wrap,avcodec_decode_subtitle2 \
  4464. -Wl,--wrap,avcodec_encode_audio2 \
  4465. -Wl,--wrap,avcodec_encode_video2 \
  4466. -Wl,--wrap,avcodec_encode_subtitle \
  4467. -Wl,--wrap,swr_convert \
  4468. -Wl,--wrap,avresample_convert ||
  4469. disable neon_clobber_test
  4470. enabled xmm_clobber_test &&
  4471. check_ldflags -Wl,--wrap,avcodec_open2 \
  4472. -Wl,--wrap,avcodec_decode_audio4 \
  4473. -Wl,--wrap,avcodec_decode_video2 \
  4474. -Wl,--wrap,avcodec_decode_subtitle2 \
  4475. -Wl,--wrap,avcodec_encode_audio2 \
  4476. -Wl,--wrap,avcodec_encode_video \
  4477. -Wl,--wrap,avcodec_encode_video2 \
  4478. -Wl,--wrap,avcodec_encode_subtitle \
  4479. -Wl,--wrap,swr_convert \
  4480. -Wl,--wrap,avresample_convert \
  4481. -Wl,--wrap,sws_scale ||
  4482. disable xmm_clobber_test
  4483. echo "X{};" > $TMPV
  4484. if test_ldflags -Wl,--version-script,$TMPV; then
  4485. append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
  4486. check_cc <<EOF && enable symver_asm_label
  4487. void ff_foo(void) __asm__ ("av_foo@VERSION");
  4488. void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
  4489. EOF
  4490. check_cc <<EOF && enable symver_gnu_asm
  4491. __asm__(".symver ff_foo,av_foo@VERSION");
  4492. void ff_foo(void) {}
  4493. EOF
  4494. fi
  4495. if [ -z "$optflags" ]; then
  4496. if enabled small; then
  4497. optflags=$cflags_size
  4498. elif enabled optimizations; then
  4499. optflags=$cflags_speed
  4500. else
  4501. optflags=$cflags_noopt
  4502. fi
  4503. fi
  4504. check_optflags(){
  4505. check_cflags "$@"
  4506. enabled lto && check_ldflags "$@"
  4507. }
  4508. if enabled lto; then
  4509. test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
  4510. check_cflags -flto
  4511. check_ldflags -flto $cpuflags
  4512. disable inline_asm_direct_symbol_refs
  4513. fi
  4514. check_optflags $optflags
  4515. check_optflags -fno-math-errno
  4516. check_optflags -fno-signed-zeros
  4517. enabled ftrapv && check_cflags -ftrapv
  4518. check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
  4519. int x;
  4520. EOF
  4521. if enabled icc; then
  4522. # Just warnings, no remarks
  4523. check_cflags -w1
  4524. # -wd: Disable following warnings
  4525. # 144, 167, 556: -Wno-pointer-sign
  4526. # 188: enumerated type mixed with another type
  4527. # 1292: attribute "foo" ignored
  4528. # 1419: external declaration in primary source file
  4529. # 10006: ignoring unknown option -fno-signed-zeros
  4530. # 10148: ignoring unknown option -Wno-parentheses
  4531. # 10156: ignoring option '-W'; no argument required
  4532. check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156
  4533. # 11030: Warning unknown option --as-needed
  4534. # 10156: ignoring option '-export'; no argument required
  4535. check_ldflags -wd10156,11030
  4536. # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
  4537. enable ebp_available
  4538. # The test above does not test linking
  4539. enabled lto && disable symver_asm_label
  4540. if enabled x86_32; then
  4541. icc_version=$($cc -dumpversion)
  4542. test ${icc_version%%.*} -ge 11 &&
  4543. check_cflags -falign-stack=maintain-16-byte ||
  4544. disable aligned_stack
  4545. fi
  4546. elif enabled ccc; then
  4547. # disable some annoying warnings
  4548. add_cflags -msg_disable bitnotint
  4549. add_cflags -msg_disable mixfuncvoid
  4550. add_cflags -msg_disable nonstandcast
  4551. add_cflags -msg_disable unsupieee
  4552. elif enabled gcc; then
  4553. check_optflags -fno-tree-vectorize
  4554. check_cflags -Werror=implicit-function-declaration
  4555. check_cflags -Werror=missing-prototypes
  4556. check_cflags -Werror=return-type
  4557. check_cflags -Werror=vla
  4558. enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
  4559. elif enabled llvm_gcc; then
  4560. check_cflags -mllvm -stack-alignment=16
  4561. elif enabled clang; then
  4562. check_cflags -mllvm -stack-alignment=16
  4563. check_cflags -Qunused-arguments
  4564. check_cflags -Werror=implicit-function-declaration
  4565. check_cflags -Werror=missing-prototypes
  4566. check_cflags -Werror=return-type
  4567. elif enabled cparser; then
  4568. add_cflags -Wno-missing-variable-declarations
  4569. add_cflags -Wno-empty-statement
  4570. elif enabled armcc; then
  4571. add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
  4572. add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
  4573. # 2523: use of inline assembler is deprecated
  4574. add_cflags -W${armcc_opt},--diag_suppress=2523
  4575. add_cflags -W${armcc_opt},--diag_suppress=1207
  4576. add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
  4577. add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
  4578. add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
  4579. add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
  4580. elif enabled tms470; then
  4581. add_cflags -pds=824 -pds=837
  4582. disable inline_asm
  4583. elif enabled pathscale; then
  4584. add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
  4585. elif enabled_any msvc icl; then
  4586. enabled x86_32 && disable aligned_stack
  4587. enabled_all x86_32 debug && add_cflags -Oy-
  4588. enabled debug && add_ldflags -debug
  4589. enable pragma_deprecated
  4590. if enabled icl; then
  4591. # -Qansi-alias is basically -fstrict-aliasing, but does not work
  4592. # (correctly) on icl 13.x.
  4593. check_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
  4594. add_cflags -Qansi-alias
  4595. # Some inline asm is not compilable in debug
  4596. if enabled debug; then
  4597. disable ebp_available
  4598. disable ebx_available
  4599. fi
  4600. fi
  4601. # msvcrt10 x64 incorrectly enables log2, only msvcrt12 onwards actually has log2.
  4602. check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
  4603. fi
  4604. case $as_type in
  4605. clang)
  4606. add_asflags -Qunused-arguments
  4607. ;;
  4608. esac
  4609. case $ld_type in
  4610. clang)
  4611. check_ldflags -Qunused-arguments
  4612. ;;
  4613. esac
  4614. case $target_os in
  4615. osf1)
  4616. enabled ccc && add_ldflags '-Wl,-expect_unresolved,*'
  4617. ;;
  4618. plan9)
  4619. add_cppflags -Dmain=plan9_main
  4620. ;;
  4621. esac
  4622. enable frame_thread_encoder
  4623. enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
  4624. check_deps $CONFIG_LIST \
  4625. $CONFIG_EXTRA \
  4626. $HAVE_LIST \
  4627. $ALL_COMPONENTS \
  4628. 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"
  4629. if test $target_os = "haiku"; then
  4630. disable memalign
  4631. disable posix_memalign
  4632. fi
  4633. enabled_all dxva2 dxva2api_cobj CoTaskMemFree &&
  4634. prepend ffmpeg_libs $($ldflags_filter "-lole32") &&
  4635. enable dxva2_lib
  4636. ! enabled_any memalign posix_memalign aligned_malloc &&
  4637. enabled_any $need_memalign && enable memalign_hack
  4638. # add_dep lib dep
  4639. # -> enable ${lib}_deps_${dep}
  4640. # -> add $dep to ${lib}_deps only once
  4641. add_dep() {
  4642. lib=$1
  4643. dep=$2
  4644. enabled "${lib}_deps_${dep}" && return 0
  4645. enable "${lib}_deps_${dep}"
  4646. prepend "${lib}_deps" $dep
  4647. }
  4648. # merge deps lib components
  4649. # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
  4650. merge_deps() {
  4651. lib=$1
  4652. shift
  4653. for comp in $*; do
  4654. enabled $comp || continue
  4655. eval "dep=\"\$${comp}_deps\""
  4656. for d in $dep; do
  4657. add_dep $lib $d
  4658. done
  4659. done
  4660. }
  4661. merge_deps libavfilter $FILTER_LIST
  4662. for thread in $THREADS_LIST; do
  4663. if enabled $thread; then
  4664. test -n "$thread_type" &&
  4665. die "ERROR: Only one thread type must be selected." ||
  4666. thread_type="$thread"
  4667. fi
  4668. done
  4669. # conditional library dependencies, in linking order
  4670. enabled aconvert_filter && prepend avfilter_deps "swresample"
  4671. enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
  4672. enabled aresample_filter && prepend avfilter_deps "swresample"
  4673. enabled asyncts_filter && prepend avfilter_deps "avresample"
  4674. enabled atempo_filter && prepend avfilter_deps "avcodec"
  4675. enabled decimate_filter && prepend avfilter_deps "avcodec"
  4676. enabled deshake_filter && prepend avfilter_deps "avcodec"
  4677. enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
  4678. enabled elbg_filter && prepend avfilter_deps "avcodec"
  4679. enabled mcdeint_filter && prepend avfilter_deps "avcodec"
  4680. enabled movie_filter && prepend avfilter_deps "avformat avcodec"
  4681. enabled mp_filter && prepend avfilter_deps "avcodec"
  4682. enabled pan_filter && prepend avfilter_deps "swresample"
  4683. enabled pp_filter && prepend avfilter_deps "postproc"
  4684. enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
  4685. enabled resample_filter && prepend avfilter_deps "avresample"
  4686. enabled sab_filter && prepend avfilter_deps "swscale"
  4687. enabled scale_filter && prepend avfilter_deps "swscale"
  4688. enabled showspectrum_filter && prepend avfilter_deps "avcodec"
  4689. enabled smartblur_filter && prepend avfilter_deps "swscale"
  4690. enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
  4691. enabled lavfi_indev && prepend avdevice_deps "avfilter"
  4692. enabled opus_decoder && prepend avcodec_deps "swresample"
  4693. expand_deps(){
  4694. lib_deps=${1}_deps
  4695. eval "deps=\$$lib_deps"
  4696. append $lib_deps $(map 'eval echo \$${v}_deps' $deps)
  4697. unique $lib_deps
  4698. }
  4699. #we have to remove gpl from the deps here as some code assumes all lib deps are libs
  4700. postproc_deps="$(filter_out 'gpl' $postproc_deps)"
  4701. map 'expand_deps $v' $LIBRARY_LIST
  4702. echo "install prefix $prefix"
  4703. echo "source path $source_path"
  4704. echo "C compiler $cc"
  4705. echo "C library $libc_type"
  4706. if test "$host_cc" != "$cc"; then
  4707. echo "host C compiler $host_cc"
  4708. echo "host C library $host_libc_type"
  4709. fi
  4710. echo "ARCH $arch ($cpu)"
  4711. if test "$build_suffix" != ""; then
  4712. echo "build suffix $build_suffix"
  4713. fi
  4714. if test "$progs_suffix" != ""; then
  4715. echo "progs suffix $progs_suffix"
  4716. fi
  4717. if test "$extra_version" != ""; then
  4718. echo "version string suffix $extra_version"
  4719. fi
  4720. echo "big-endian ${bigendian-no}"
  4721. echo "runtime cpu detection ${runtime_cpudetect-no}"
  4722. if enabled x86; then
  4723. echo "${yasmexe} ${yasm-no}"
  4724. echo "MMX enabled ${mmx-no}"
  4725. echo "MMXEXT enabled ${mmxext-no}"
  4726. echo "3DNow! enabled ${amd3dnow-no}"
  4727. echo "3DNow! extended enabled ${amd3dnowext-no}"
  4728. echo "SSE enabled ${sse-no}"
  4729. echo "SSSE3 enabled ${ssse3-no}"
  4730. echo "AVX enabled ${avx-no}"
  4731. echo "XOP enabled ${xop-no}"
  4732. echo "FMA3 enabled ${fma3-no}"
  4733. echo "FMA4 enabled ${fma4-no}"
  4734. echo "i686 features enabled ${i686-no}"
  4735. echo "CMOV is fast ${fast_cmov-no}"
  4736. echo "EBX available ${ebx_available-no}"
  4737. echo "EBP available ${ebp_available-no}"
  4738. fi
  4739. if enabled aarch64; then
  4740. echo "NEON enabled ${neon-no}"
  4741. echo "VFP enabled ${vfp-no}"
  4742. fi
  4743. if enabled arm; then
  4744. echo "ARMv5TE enabled ${armv5te-no}"
  4745. echo "ARMv6 enabled ${armv6-no}"
  4746. echo "ARMv6T2 enabled ${armv6t2-no}"
  4747. echo "VFP enabled ${vfp-no}"
  4748. echo "NEON enabled ${neon-no}"
  4749. echo "THUMB enabled ${thumb-no}"
  4750. fi
  4751. if enabled mips; then
  4752. echo "MIPS FPU enabled ${mipsfpu-no}"
  4753. echo "MIPS32R2 enabled ${mips32r2-no}"
  4754. echo "MIPS DSP R1 enabled ${mipsdspr1-no}"
  4755. echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
  4756. fi
  4757. if enabled ppc; then
  4758. echo "AltiVec enabled ${altivec-no}"
  4759. echo "PPC 4xx optimizations ${ppc4xx-no}"
  4760. echo "dcbzl available ${dcbzl-no}"
  4761. fi
  4762. echo "debug symbols ${debug-no}"
  4763. echo "strip symbols ${stripping-no}"
  4764. echo "optimize for size ${small-no}"
  4765. echo "optimizations ${optimizations-no}"
  4766. echo "static ${static-no}"
  4767. echo "shared ${shared-no}"
  4768. echo "postprocessing support ${postproc-no}"
  4769. echo "new filter support ${avfilter-no}"
  4770. echo "network support ${network-no}"
  4771. echo "threading support ${thread_type-no}"
  4772. echo "safe bitstream reader ${safe_bitstream_reader-no}"
  4773. echo "SDL support ${sdl-no}"
  4774. echo "opencl enabled ${opencl-no}"
  4775. echo "libzvbi enabled ${libzvbi-no}"
  4776. echo "texi2html enabled ${texi2html-no}"
  4777. echo "perl enabled ${perl-no}"
  4778. echo "pod2man enabled ${pod2man-no}"
  4779. echo "makeinfo enabled ${makeinfo-no}"
  4780. test -n "$random_seed" &&
  4781. echo "random seed ${random_seed}"
  4782. echo
  4783. echo "External libraries:"
  4784. print_enabled '' $EXTERNAL_LIBRARY_LIST | print_3_columns
  4785. echo
  4786. for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
  4787. echo "Enabled ${type}s:"
  4788. eval list=\$$(toupper $type)_LIST
  4789. print_enabled '_*' $list | print_3_columns
  4790. echo
  4791. done
  4792. license="LGPL version 2.1 or later"
  4793. if enabled nonfree; then
  4794. license="nonfree and unredistributable"
  4795. elif enabled gplv3; then
  4796. license="GPL version 3 or later"
  4797. elif enabled lgplv3; then
  4798. license="LGPL version 3 or later"
  4799. elif enabled gpl; then
  4800. license="GPL version 2 or later"
  4801. fi
  4802. echo "License: $license"
  4803. echo "Creating config.mak, config.h, and doc/config.texi..."
  4804. test -e Makefile || echo "include $source_path/Makefile" > Makefile
  4805. enabled stripping || strip="echo skipping strip"
  4806. config_files="$TMPH config.mak doc/config.texi"
  4807. cat > config.mak <<EOF
  4808. # Automatically generated by configure - do not modify!
  4809. ifndef FFMPEG_CONFIG_MAK
  4810. FFMPEG_CONFIG_MAK=1
  4811. FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
  4812. prefix=$prefix
  4813. LIBDIR=\$(DESTDIR)$libdir
  4814. SHLIBDIR=\$(DESTDIR)$shlibdir
  4815. INCDIR=\$(DESTDIR)$incdir
  4816. BINDIR=\$(DESTDIR)$bindir
  4817. DATADIR=\$(DESTDIR)$datadir
  4818. DOCDIR=\$(DESTDIR)$docdir
  4819. MANDIR=\$(DESTDIR)$mandir
  4820. SRC_PATH=$source_path
  4821. ifndef MAIN_MAKEFILE
  4822. SRC_PATH:=\$(SRC_PATH:.%=..%)
  4823. endif
  4824. CC_IDENT=$cc_ident
  4825. ARCH=$arch
  4826. CC=$cc
  4827. CXX=$cxx
  4828. AS=$as
  4829. LD=$ld
  4830. DEPCC=$dep_cc
  4831. DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
  4832. DEPAS=$as
  4833. DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
  4834. YASM=$yasmexe
  4835. DEPYASM=$yasmexe
  4836. AR=$ar
  4837. ARFLAGS=$arflags
  4838. AR_O=$ar_o
  4839. RANLIB=$ranlib
  4840. STRIP=$strip
  4841. CP=cp -p
  4842. LN_S=$ln_s
  4843. CPPFLAGS=$CPPFLAGS
  4844. CFLAGS=$CFLAGS
  4845. CXXFLAGS=$CXXFLAGS
  4846. ASFLAGS=$ASFLAGS
  4847. AS_C=$AS_C
  4848. AS_O=$AS_O
  4849. CC_C=$CC_C
  4850. CC_E=$CC_E
  4851. CC_O=$CC_O
  4852. CXX_C=$CXX_C
  4853. CXX_O=$CXX_O
  4854. LD_O=$LD_O
  4855. LD_LIB=$LD_LIB
  4856. LD_PATH=$LD_PATH
  4857. DLLTOOL=$dlltool
  4858. WINDRES=$windres
  4859. DEPWINDRES=$dep_cc
  4860. LDFLAGS=$LDFLAGS
  4861. SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
  4862. ASMSTRIPFLAGS=$ASMSTRIPFLAGS
  4863. YASMFLAGS=$YASMFLAGS
  4864. BUILDSUF=$build_suffix
  4865. PROGSSUF=$progs_suffix
  4866. FULLNAME=$FULLNAME
  4867. LIBPREF=$LIBPREF
  4868. LIBSUF=$LIBSUF
  4869. LIBNAME=$LIBNAME
  4870. SLIBPREF=$SLIBPREF
  4871. SLIBSUF=$SLIBSUF
  4872. EXESUF=$EXESUF
  4873. EXTRA_VERSION=$extra_version
  4874. CCDEP=$CCDEP
  4875. CXXDEP=$CXXDEP
  4876. CCDEP_FLAGS=$CCDEP_FLAGS
  4877. ASDEP=$ASDEP
  4878. ASDEP_FLAGS=$ASDEP_FLAGS
  4879. CC_DEPFLAGS=$CC_DEPFLAGS
  4880. AS_DEPFLAGS=$AS_DEPFLAGS
  4881. HOSTCC=$host_cc
  4882. HOSTLD=$host_ld
  4883. HOSTCFLAGS=$host_cflags
  4884. HOSTCPPFLAGS=$host_cppflags
  4885. HOSTEXESUF=$HOSTEXESUF
  4886. HOSTLDFLAGS=$host_ldflags
  4887. HOSTLIBS=$host_libs
  4888. DEPHOSTCC=$host_cc
  4889. DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
  4890. HOSTCCDEP=$HOSTCCDEP
  4891. HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
  4892. HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
  4893. HOSTCC_C=$HOSTCC_C
  4894. HOSTCC_O=$HOSTCC_O
  4895. HOSTLD_O=$HOSTLD_O
  4896. TARGET_EXEC=$target_exec $target_exec_args
  4897. TARGET_PATH=$target_path
  4898. TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
  4899. CFLAGS-ffplay=$sdl_cflags
  4900. ZLIB=$($ldflags_filter -lz)
  4901. LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
  4902. EXTRALIBS=$extralibs
  4903. COMPAT_OBJS=$compat_objs
  4904. EXEOBJS=$exeobjs
  4905. INSTALL=$install
  4906. LIBTARGET=${LIBTARGET}
  4907. SLIBNAME=${SLIBNAME}
  4908. SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
  4909. SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
  4910. SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
  4911. SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
  4912. SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
  4913. SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
  4914. SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
  4915. SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
  4916. SAMPLES:=${samples:-\$(FATE_SAMPLES)}
  4917. NOREDZONE_FLAGS=$noredzone_flags
  4918. EOF
  4919. get_version(){
  4920. lcname=lib${1}
  4921. name=$(toupper $lcname)
  4922. file=$source_path/$lcname/version.h
  4923. eval $(awk "/#define ${name}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
  4924. enabled raise_major && eval ${name}_VERSION_MAJOR=$((${name}_VERSION_MAJOR+100))
  4925. eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
  4926. eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
  4927. eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
  4928. eval echo "${lcname}_VERSION_MINOR=\$${name}_VERSION_MINOR" >> config.mak
  4929. }
  4930. map 'get_version $v' $LIBRARY_LIST
  4931. map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> config.mak' $LIBRARY_LIST
  4932. print_program_libs(){
  4933. eval "program_libs=\$${1}_libs"
  4934. eval echo "LIBS-${1}=${program_libs}" >> config.mak
  4935. }
  4936. map 'print_program_libs $v' $PROGRAM_LIST
  4937. cat > $TMPH <<EOF
  4938. /* Automatically generated by configure - do not modify! */
  4939. #ifndef FFMPEG_CONFIG_H
  4940. #define FFMPEG_CONFIG_H
  4941. #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
  4942. #define FFMPEG_LICENSE "$(c_escape $license)"
  4943. #define CONFIG_THIS_YEAR 2014
  4944. #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
  4945. #define AVCONV_DATADIR "$(eval c_escape $datadir)"
  4946. #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
  4947. #define av_restrict $_restrict
  4948. #define EXTERN_PREFIX "${extern_prefix}"
  4949. #define EXTERN_ASM ${extern_prefix}
  4950. #define BUILDSUF "$build_suffix"
  4951. #define SLIBSUF "$SLIBSUF"
  4952. #define HAVE_MMX2 HAVE_MMXEXT
  4953. EOF
  4954. test -n "$assert_level" &&
  4955. echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
  4956. test -n "$malloc_prefix" &&
  4957. echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
  4958. if enabled yasm; then
  4959. append config_files $TMPASM
  4960. printf '' >$TMPASM
  4961. fi
  4962. enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
  4963. mkdir -p doc
  4964. echo "@c auto-generated by configure" > doc/config.texi
  4965. print_config ARCH_ "$config_files" $ARCH_LIST
  4966. print_config HAVE_ "$config_files" $HAVE_LIST
  4967. print_config CONFIG_ "$config_files" $CONFIG_LIST \
  4968. $CONFIG_EXTRA \
  4969. $ALL_COMPONENTS \
  4970. echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
  4971. echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
  4972. # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
  4973. cp_if_changed $TMPH config.h
  4974. touch .config
  4975. enabled yasm && cp_if_changed $TMPASM config.asm
  4976. cat > $TMPH <<EOF
  4977. /* Generated by ffconf */
  4978. #ifndef AVUTIL_AVCONFIG_H
  4979. #define AVUTIL_AVCONFIG_H
  4980. EOF
  4981. print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
  4982. echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
  4983. cp_if_changed $TMPH libavutil/avconfig.h
  4984. if test -n "$WARNINGS"; then
  4985. printf "\n$WARNINGS"
  4986. enabled fatal_warnings && exit 1
  4987. fi
  4988. # build pkg-config files
  4989. lib_version(){
  4990. eval printf "\"lib${1}${build_suffix} >= \$LIB$(toupper ${1})_VERSION, \""
  4991. }
  4992. pkgconfig_generate(){
  4993. name=$1
  4994. shortname=${name#lib}${build_suffix}
  4995. comment=$2
  4996. version=$3
  4997. libs=$4
  4998. requires=$(map 'lib_version $v' $(eval echo \$${name#lib}_deps))
  4999. requires=${requires%, }
  5000. enabled ${name#lib} || return 0
  5001. mkdir -p $name
  5002. cat <<EOF > $name/$name${build_suffix}.pc
  5003. prefix=$prefix
  5004. exec_prefix=\${prefix}
  5005. libdir=$libdir
  5006. includedir=$incdir
  5007. Name: $name
  5008. Description: $comment
  5009. Version: $version
  5010. Requires: $(enabled shared || echo $requires)
  5011. Requires.private: $(enabled shared && echo $requires)
  5012. Conflicts:
  5013. Libs: -L\${libdir} $(enabled rpath && echo "-Wl,-rpath,\${libdir}") -l${shortname} $(enabled shared || echo $libs)
  5014. Libs.private: $(enabled shared && echo $libs)
  5015. Cflags: -I\${includedir}
  5016. EOF
  5017. mkdir -p doc/examples/pc-uninstalled
  5018. includedir=${source_path}
  5019. [ "$includedir" = . ] && includedir="\${pcfiledir}/../../.."
  5020. cat <<EOF > doc/examples/pc-uninstalled/$name.pc
  5021. prefix=
  5022. exec_prefix=
  5023. libdir=\${pcfiledir}/../../../$name
  5024. includedir=${includedir}
  5025. Name: $name
  5026. Description: $comment
  5027. Version: $version
  5028. Requires: $requires
  5029. Conflicts:
  5030. Libs: -L\${libdir} -Wl,-rpath,\${libdir} -l${shortname} $(enabled shared || echo $libs)
  5031. Cflags: -I\${includedir}
  5032. EOF
  5033. }
  5034. pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" "$LIBM"
  5035. pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs"
  5036. pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs"
  5037. pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs"
  5038. pkgconfig_generate libavfilter "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
  5039. pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" ""
  5040. pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$extralibs"
  5041. pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM"
  5042. pkgconfig_generate libswresample "FFmpeg audio resampling library" "$LIBSWRESAMPLE_VERSION" "$LIBM"