3 # FFmpeg configure script
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
10 # Prevent locale nonsense from breaking basic text processing.
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
23 (: ${foo%%bar}) 2> /dev/null
26 (: ${foo?}) 2> /dev/null
29 if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
32 if test "0$FF_CONF_EXEC" -lt 1; then
34 try_exec bash "$0" "$@"
36 if test "0$FF_CONF_EXEC" -lt 2; then
38 try_exec ksh "$0" "$@"
40 if test "0$FF_CONF_EXEC" -lt 3; then
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
57 test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
61 Usage: configure [options]
62 Options: [defaults in brackets after descriptions]
65 --help print this message
66 --quiet Suppress showing informative output
67 --list-decoders show all available decoders
68 --list-encoders show all available encoders
69 --list-hwaccels show all available hardware accelerators
70 --list-demuxers show all available demuxers
71 --list-muxers show all available muxers
72 --list-parsers show all available parsers
73 --list-protocols show all available protocols
74 --list-bsfs show all available bitstream filters
75 --list-indevs show all available input devices
76 --list-outdevs show all available output devices
77 --list-filters show all available filters
80 --logfile=FILE log tests and output to FILE [ffbuild/config.log]
81 --disable-logging do not log configure debug information
82 --fatal-warnings fail if any configure warning is generated
83 --prefix=PREFIX install in PREFIX [$prefix_default]
84 --bindir=DIR install binaries in DIR [PREFIX/bin]
85 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
86 --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
87 --libdir=DIR install libs in DIR [PREFIX/lib]
88 --shlibdir=DIR install shared libs in DIR [LIBDIR]
89 --incdir=DIR install includes in DIR [PREFIX/include]
90 --mandir=DIR install man page in DIR [PREFIX/share/man]
91 --pkgconfigdir=DIR install pkg-config files in DIR [LIBDIR/pkgconfig]
92 --enable-rpath use rpath to allow installing libraries in paths
93 not part of the dynamic linker search path
94 use rpath when linking programs (USE WITH CARE)
95 --install-name-dir=DIR Darwin directory name for installed targets
98 --enable-gpl allow use of GPL code, the resulting libs
99 and binaries will be under GPL [no]
100 --enable-version3 upgrade (L)GPL to version 3 [no]
101 --enable-nonfree allow use of nonfree code, the resulting libs
102 and binaries will be unredistributable [no]
104 Configuration options:
105 --disable-static do not build static libraries [no]
106 --enable-shared build shared libraries [no]
107 --enable-small optimize for size instead of speed
108 --disable-runtime-cpudetect disable detecting CPU capabilities at runtime (smaller binary)
109 --enable-gray enable full grayscale support (slower color)
110 --disable-swscale-alpha disable alpha channel support in swscale
111 --disable-all disable building components, libraries and programs
112 --disable-autodetect disable automatically detected external libraries [no]
115 --disable-programs do not build command line programs
116 --disable-ffmpeg disable ffmpeg build
117 --disable-ffplay disable ffplay build
118 --disable-ffprobe disable ffprobe build
120 Documentation options:
121 --disable-doc do not build documentation
122 --disable-htmlpages do not build HTML documentation pages
123 --disable-manpages do not build man documentation pages
124 --disable-podpages do not build POD documentation pages
125 --disable-txtpages do not build text documentation pages
128 --disable-avdevice disable libavdevice build
129 --disable-avcodec disable libavcodec build
130 --disable-avformat disable libavformat build
131 --disable-swresample disable libswresample build
132 --disable-swscale disable libswscale build
133 --disable-postproc disable libpostproc build
134 --disable-avfilter disable libavfilter build
135 --enable-avresample enable libavresample build (deprecated) [no]
136 --disable-pthreads disable pthreads [autodetect]
137 --disable-w32threads disable Win32 threads [autodetect]
138 --disable-os2threads disable OS/2 threads [autodetect]
139 --disable-network disable network support [no]
140 --disable-dct disable DCT code
141 --disable-dwt disable DWT code
142 --disable-error-resilience disable error resilience code
143 --disable-lsp disable LSP code
144 --disable-lzo disable LZO decoder code
145 --disable-mdct disable MDCT code
146 --disable-rdft disable RDFT code
147 --disable-fft disable FFT code
148 --disable-faan disable floating point AAN (I)DCT code
149 --disable-pixelutils disable pixel utils in libavutil
151 Individual component options:
152 --disable-everything disable all components listed below
153 --disable-encoder=NAME disable encoder NAME
154 --enable-encoder=NAME enable encoder NAME
155 --disable-encoders disable all encoders
156 --disable-decoder=NAME disable decoder NAME
157 --enable-decoder=NAME enable decoder NAME
158 --disable-decoders disable all decoders
159 --disable-hwaccel=NAME disable hwaccel NAME
160 --enable-hwaccel=NAME enable hwaccel NAME
161 --disable-hwaccels disable all hwaccels
162 --disable-muxer=NAME disable muxer NAME
163 --enable-muxer=NAME enable muxer NAME
164 --disable-muxers disable all muxers
165 --disable-demuxer=NAME disable demuxer NAME
166 --enable-demuxer=NAME enable demuxer NAME
167 --disable-demuxers disable all demuxers
168 --enable-parser=NAME enable parser NAME
169 --disable-parser=NAME disable parser NAME
170 --disable-parsers disable all parsers
171 --enable-bsf=NAME enable bitstream filter NAME
172 --disable-bsf=NAME disable bitstream filter NAME
173 --disable-bsfs disable all bitstream filters
174 --enable-protocol=NAME enable protocol NAME
175 --disable-protocol=NAME disable protocol NAME
176 --disable-protocols disable all protocols
177 --enable-indev=NAME enable input device NAME
178 --disable-indev=NAME disable input device NAME
179 --disable-indevs disable input devices
180 --enable-outdev=NAME enable output device NAME
181 --disable-outdev=NAME disable output device NAME
182 --disable-outdevs disable output devices
183 --disable-devices disable all devices
184 --enable-filter=NAME enable filter NAME
185 --disable-filter=NAME disable filter NAME
186 --disable-filters disable all filters
188 External library support:
190 Using any of the following switches will allow FFmpeg to link to the
191 corresponding external library. All the components depending on that library
192 will become enabled, if all their other dependencies are met and they are not
193 explicitly disabled. E.g. --enable-libwavpack will enable linking to
194 libwavpack and allow the libwavpack encoder to be built, unless it is
195 specifically disabled with --disable-encoder=libwavpack.
197 Note that only the system libraries are auto-detected. All the other external
198 libraries must be explicitly enabled.
200 Also note that the following help text describes the purpose of the libraries
201 themselves, not all their features will necessarily be usable by FFmpeg.
203 --disable-alsa disable ALSA support [autodetect]
204 --disable-appkit disable Apple AppKit framework [autodetect]
205 --disable-avfoundation disable Apple AVFoundation framework [autodetect]
206 --enable-avisynth enable reading of AviSynth script files [no]
207 --disable-bzlib disable bzlib [autodetect]
208 --disable-coreimage disable Apple CoreImage framework [autodetect]
209 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
210 --enable-frei0r enable frei0r video filtering [no]
211 --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
212 if openssl, librtmp or gmp is not used [no]
213 --enable-gmp enable gmp, needed for rtmp(t)e support
214 if openssl or librtmp is not used [no]
215 --enable-gnutls enable gnutls, needed for https support
216 if openssl, libtls or mbedtls is not used [no]
217 --disable-iconv disable iconv [autodetect]
218 --enable-jni enable JNI support [no]
219 --enable-ladspa enable LADSPA audio filtering [no]
220 --enable-libaom enable AV1 video encoding/decoding via libaom [no]
221 --enable-libaribb24 enable ARIB text and caption decoding via libaribb24 [no]
222 --enable-libass enable libass subtitles rendering,
223 needed for subtitles and ass filter [no]
224 --enable-libbluray enable BluRay reading using libbluray [no]
225 --enable-libbs2b enable bs2b DSP library [no]
226 --enable-libcaca enable textual display using libcaca [no]
227 --enable-libcelt enable CELT decoding via libcelt [no]
228 --enable-libcdio enable audio CD grabbing with libcdio [no]
229 --enable-libcodec2 enable codec2 en/decoding using libcodec2 [no]
230 --enable-libdav1d enable AV1 decoding via libdav1d [no]
231 --enable-libdavs2 enable AVS2 decoding via libdavs2 [no]
232 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
234 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
235 --enable-libflite enable flite (voice synthesis) support via libflite [no]
236 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
237 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
238 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
239 --enable-libgme enable Game Music Emu via libgme [no]
240 --enable-libgsm enable GSM de/encoding via libgsm [no]
241 --enable-libiec61883 enable iec61883 via libiec61883 [no]
242 --enable-libilbc enable iLBC de/encoding via libilbc [no]
243 --enable-libjack enable JACK audio sound server [no]
244 --enable-libklvanc enable Kernel Labs VANC processing [no]
245 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
246 --enable-liblensfun enable lensfun lens correction [no]
247 --enable-libmodplug enable ModPlug via libmodplug [no]
248 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
249 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
250 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
251 --enable-libopencv enable video filtering via libopencv [no]
252 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
253 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
254 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
255 --enable-libopus enable Opus de/encoding via libopus [no]
256 --enable-libpulse enable Pulseaudio input via libpulse [no]
257 --enable-librsvg enable SVG rasterization via librsvg [no]
258 --enable-librubberband enable rubberband needed for rubberband filter [no]
259 --enable-librtmp enable RTMP[E] support via librtmp [no]
260 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
261 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
262 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
263 --enable-libsoxr enable Include libsoxr resampling [no]
264 --enable-libspeex enable Speex de/encoding via libspeex [no]
265 --enable-libsrt enable Haivision SRT protocol via libsrt [no]
266 --enable-libssh enable SFTP protocol via libssh [no]
267 --enable-libtensorflow enable TensorFlow as a DNN module backend
268 for DNN based filters like sr [no]
269 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
270 --enable-libtheora enable Theora encoding via libtheora [no]
271 --enable-libtls enable LibreSSL (via libtls), needed for https support
272 if openssl, gnutls or mbedtls is not used [no]
273 --enable-libtwolame enable MP2 encoding via libtwolame [no]
274 --enable-libv4l2 enable libv4l2/v4l-utils [no]
275 --enable-libvidstab enable video stabilization using vid.stab [no]
276 --enable-libvmaf enable vmaf filter via libvmaf [no]
277 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
278 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
279 native implementation exists [no]
280 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
281 --enable-libwavpack enable wavpack encoding via libwavpack [no]
282 --enable-libwebp enable WebP encoding via libwebp [no]
283 --enable-libx264 enable H.264 encoding via x264 [no]
284 --enable-libx265 enable HEVC encoding via x265 [no]
285 --enable-libxavs enable AVS encoding via xavs [no]
286 --enable-libxavs2 enable AVS2 encoding via xavs2 [no]
287 --enable-libxcb enable X11 grabbing using XCB [autodetect]
288 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
289 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
290 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
291 --enable-libxvid enable Xvid encoding via xvidcore,
292 native MPEG-4/Xvid encoder exists [no]
293 --enable-libxml2 enable XML parsing using the C library libxml2, needed
294 for dash demuxing support [no]
295 --enable-libzimg enable z.lib, needed for zscale filter [no]
296 --enable-libzmq enable message passing via libzmq [no]
297 --enable-libzvbi enable teletext support via libzvbi [no]
298 --enable-lv2 enable LV2 audio filtering [no]
299 --disable-lzma disable lzma [autodetect]
300 --enable-decklink enable Blackmagic DeckLink I/O support [no]
301 --enable-mbedtls enable mbedTLS, needed for https support
302 if openssl, gnutls or libtls is not used [no]
303 --enable-mediacodec enable Android MediaCodec support [no]
304 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
305 --enable-openal enable OpenAL 1.1 capture support [no]
306 --enable-opencl enable OpenCL processing [no]
307 --enable-opengl enable OpenGL rendering [no]
308 --enable-openssl enable openssl, needed for https support
309 if gnutls, libtls or mbedtls is not used [no]
310 --disable-sndio disable sndio support [autodetect]
311 --disable-schannel disable SChannel SSP, needed for TLS support on
312 Windows if openssl and gnutls are not used [autodetect]
313 --disable-sdl2 disable sdl2 [autodetect]
314 --disable-securetransport disable Secure Transport, needed for TLS support
315 on OSX if openssl and gnutls are not used [autodetect]
316 --enable-vapoursynth enable VapourSynth demuxer [no]
317 --disable-xlib disable xlib [autodetect]
318 --disable-zlib disable zlib [autodetect]
320 The following libraries provide various hardware acceleration features:
321 --disable-amf disable AMF video encoding code [autodetect]
322 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
323 --enable-cuda-nvcc enable Nvidia CUDA compiler [no]
324 --disable-cuvid disable Nvidia CUVID support [autodetect]
325 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
326 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
327 --disable-ffnvcodec disable dynamically linked Nvidia code [autodetect]
328 --enable-libdrm enable DRM code (Linux) [no]
329 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
330 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
331 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
332 --disable-nvdec disable Nvidia video decoding acceleration (via hwaccel) [autodetect]
333 --disable-nvenc disable Nvidia video encoding code [autodetect]
334 --enable-omx enable OpenMAX IL code [no]
335 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
336 --enable-rkmpp enable Rockchip Media Process Platform code [no]
337 --disable-v4l2-m2m disable V4L2 mem2mem code [autodetect]
338 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
339 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
340 --disable-videotoolbox disable VideoToolbox code [autodetect]
343 --arch=ARCH select architecture [$arch]
344 --cpu=CPU select the minimum required CPU (affects
345 instruction selection, may crash on older CPUs)
346 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
347 --progs-suffix=SUFFIX program name suffix []
348 --enable-cross-compile assume a cross-compiler is used
349 --sysroot=PATH root of cross-build tree
350 --sysinclude=PATH location of cross-build system headers
351 --target-os=OS compiler targets OS [$target_os]
352 --target-exec=CMD command to run executables on target
353 --target-path=DIR path to view of build directory on target
354 --target-samples=DIR path to samples directory on target
355 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
356 --toolchain=NAME set tool defaults according to NAME
357 (gcc-asan, clang-asan, gcc-msan, clang-msan,
358 gcc-tsan, clang-tsan, gcc-usan, clang-usan,
359 valgrind-massif, valgrind-memcheck,
360 msvc, icl, gcov, llvm-cov, hardened)
361 --nm=NM use nm tool NM [$nm_default]
362 --ar=AR use archive tool AR [$ar_default]
363 --as=AS use assembler AS [$as_default]
364 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
365 --strip=STRIP use strip tool STRIP [$strip_default]
366 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
367 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
368 --cc=CC use C compiler CC [$cc_default]
369 --cxx=CXX use C compiler CXX [$cxx_default]
370 --objcc=OCC use ObjC compiler OCC [$cc_default]
371 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
372 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
373 --ld=LD use linker LD [$ld_default]
374 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
375 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
376 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
377 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
378 --host-cc=HOSTCC use host C compiler HOSTCC
379 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
380 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
381 --host-ld=HOSTLD use host linker HOSTLD
382 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
383 --host-extralibs=HLIBS use libs HLIBS when linking for host
384 --host-os=OS compiler host OS [$target_os]
385 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
386 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
387 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
388 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
389 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
390 --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
391 --extra-libs=ELIBS add ELIBS [$ELIBS]
392 --extra-version=STRING version string suffix []
393 --optflags=OPTFLAGS override optimization-related compiler flags
394 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
395 --build-suffix=SUFFIX library name suffix []
396 --enable-pic build position-independent code
397 --enable-thumb compile for Thumb instruction set
398 --enable-lto use link-time optimization
399 --env="ENV=override" override the environment variables
401 Advanced options (experts only):
402 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
403 --custom-allocator=NAME use a supported custom allocator
404 --disable-symver disable symbol versioning
405 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
406 --disable-safe-bitstream-reader
407 disable buffer boundary checking in bitreaders
408 (faster, but may crash)
409 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
411 Optimization options (experts only):
412 --disable-asm disable all assembly optimizations
413 --disable-altivec disable AltiVec optimizations
414 --disable-vsx disable VSX optimizations
415 --disable-power8 disable POWER8 optimizations
416 --disable-amd3dnow disable 3DNow! optimizations
417 --disable-amd3dnowext disable 3DNow! extended optimizations
418 --disable-mmx disable MMX optimizations
419 --disable-mmxext disable MMXEXT optimizations
420 --disable-sse disable SSE optimizations
421 --disable-sse2 disable SSE2 optimizations
422 --disable-sse3 disable SSE3 optimizations
423 --disable-ssse3 disable SSSE3 optimizations
424 --disable-sse4 disable SSE4 optimizations
425 --disable-sse42 disable SSE4.2 optimizations
426 --disable-avx disable AVX optimizations
427 --disable-xop disable XOP optimizations
428 --disable-fma3 disable FMA3 optimizations
429 --disable-fma4 disable FMA4 optimizations
430 --disable-avx2 disable AVX2 optimizations
431 --disable-avx512 disable AVX-512 optimizations
432 --disable-aesni disable AESNI optimizations
433 --disable-armv5te disable armv5te optimizations
434 --disable-armv6 disable armv6 optimizations
435 --disable-armv6t2 disable armv6t2 optimizations
436 --disable-vfp disable VFP optimizations
437 --disable-neon disable NEON optimizations
438 --disable-inline-asm disable use of inline assembly
439 --disable-x86asm disable use of standalone x86 assembly
440 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
441 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
442 --disable-msa disable MSA optimizations
443 --disable-mipsfpu disable floating point MIPS optimizations
444 --disable-mmi disable Loongson SIMD optimizations
445 --disable-fast-unaligned consider unaligned accesses slow
447 Developer options (useful when working on FFmpeg itself):
448 --disable-debug disable debugging symbols
449 --enable-debug=LEVEL set the debug level [$debuglevel]
450 --disable-optimizations disable compiler optimizations
451 --enable-extra-warnings enable more compiler warnings
452 --disable-stripping disable stripping of executables and shared libraries
453 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
454 2 causes a slowdown at runtime.
455 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
456 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
457 leaks and errors, using the specified valgrind binary.
458 Cannot be combined with --target-exec
459 --enable-ftrapv Trap arithmetic overflows
460 --samples=PATH location of test samples for FATE, if not set use
461 \$FATE_SAMPLES at make invocation time.
462 --enable-neon-clobber-test check NEON registers for clobbering (should be
463 used only for debugging purposes)
464 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
465 should be used only for debugging purposes)
466 --enable-random randomly enable/disable components
468 --enable-random=LIST randomly enable/disable specific components or
469 --disable-random=LIST component groups. LIST is a comma-separated list
470 of NAME[:PROB] entries where NAME is a component
471 (group) and PROB the probability associated with
473 --random-seed=VALUE seed value for --enable/disable-random
474 --disable-valgrind-backtrace do not print a backtrace under Valgrind
475 (only applies to --disable-optimizations builds)
476 --enable-ossfuzz Enable building fuzzer tool
477 --libfuzzer=PATH path to libfuzzer
478 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
479 in the name) of tests whose result is ignored
480 --enable-linux-perf enable Linux Performance Monitor API
482 NOTE: Object files are built at the place where configure is launched.
487 if test -t 1 && which tput >/dev/null 2>&1; then
488 ncolors=$(tput colors)
489 if test -n "$ncolors" && test $ncolors -ge 8; then
490 bold_color=$(tput bold)
491 warn_color=$(tput setaf 3)
492 error_color=$(tput setaf 1)
493 reset_color=$(tput sgr0)
495 # 72 used instead of 80 since that's the default of pr
501 echo "$@" >> $logfile
506 pr -n -t $1 >> $logfile
512 WARNINGS="${WARNINGS}WARNING: $*\n"
517 echo "$error_color$bold_color$@$reset_color"
520 If you think configure made a mistake, make sure you are using the latest
521 version from Git. If the latest version fails, report the problem to the
522 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
524 if disabled logging; then
526 Rerun configure with logging enabled (do not use --disable-logging), and
527 include the log this produces with your report.
531 Include the log file "$logfile" produced by configure as this will help
538 # Avoid locale weirdness, besides we really just want to translate ASCII.
540 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
544 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
548 echo "$*" | sed 's/["\\]/\\\0/g'
552 v=$(echo "$1" | sed "s/'/'\\\\''/g")
553 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
558 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
565 eval "case '$v' in $pat) printf '%s ' '$v' ;; esac"
573 eval "case '$v' in $pat) ;; *) printf '%s ' '$v' ;; esac"
580 for v; do eval $m; done
586 for v; do echo ${v}${suffix}; done
592 for v; do echo ${v%$suffix}; done
607 eval : \${$var:=$value}
612 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
618 eval $(sanitize_var_name "$var")='$*'
622 eval echo \$$(sanitize_var_name "$1")
627 eval level=\${${pvar}_level:=0}
628 eval ${pvar}_${level}="\$$pvar"
629 eval ${pvar}_level=$(($level+1))
635 eval level=\${${pvar}_level:-0}
636 test $level = 0 && continue
637 eval level=$(($level-1))
638 eval $pvar="\${${pvar}_${level}}"
639 eval ${pvar}_level=$level
640 eval unset ${pvar}_${level}
646 eval ${var}_requested=yes
651 warn_if_gets_disabled(){
653 WARN_IF_GETS_DISABLED_LIST="$WARN_IF_GETS_DISABLED_LIST $var"
665 disable_with_reason(){
667 eval "${1}_disable_reason=\"$2\""
668 if requested $1; then
669 die "ERROR: $1 requested, but $2"
683 enable $(sanitize_var_name $var)
689 disable $(sanitize_var_name $var)
695 enabled $var && continue
697 eval enable_deep \$${var}_select
699 eval enable_deep_weak \$${var}_suggest
710 disabled $var && continue
719 test "${1#!}" = "$1" && op="=" || op="!="
720 eval test "x\$${1#!}_requested" $op "xyes"
724 test "${1#!}" = "$1" && op="=" || op="!="
725 eval test "x\$${1#!}" $op "xyes"
729 test "${1#!}" = "$1" && op="=" || op="!="
730 eval test "x\$${1#!}" $op "xno"
735 enabled $opt || return 1
741 disabled $opt || return 1
747 enabled $opt && return 0
753 disabled $opt && return 0
760 eval : \${$opt:=\$${opt}_default}
768 [ $var = $value ] && return 0
773 # The cfg loop is very hot (several thousands iterations), and in bash also
774 # potentialy quite slow. Try to abort the iterations early, preferably without
775 # calling functions. 70%+ of the time cfg is already done or without deps.
778 eval [ x\$${cfg}_checking = xdone ] && continue
779 eval [ x\$${cfg}_checking = xinprogress ] && die "Circular dependency for $cfg."
782 dep_all=\$${cfg}_deps
783 dep_any=\$${cfg}_deps_any
784 dep_con=\$${cfg}_conflict
785 dep_sel=\$${cfg}_select
786 dep_sgs=\$${cfg}_suggest
788 dep_ifn=\$${cfg}_if_any
791 # most of the time here $cfg has no deps - avoid costly no-op work
792 if [ "$dep_all$dep_any$dep_con$dep_sel$dep_sgs$dep_ifa$dep_ifn" ]; then
793 eval ${cfg}_checking=inprogress
795 set -- $cfg "$dep_all" "$dep_any" "$dep_con" "$dep_sel" "$dep_sgs" "$dep_ifa" "$dep_ifn"
796 check_deps $dep_all $dep_any $dep_con $dep_sel $dep_sgs $dep_ifa $dep_ifn
797 cfg=$1; dep_all=$2; dep_any=$3; dep_con=$4; dep_sel=$5 dep_sgs=$6; dep_ifa=$7; dep_ifn=$8
799 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
800 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
801 enabled_all $dep_all || { disable_with_reason $cfg "not all dependencies are satisfied: $dep_all"; }
802 enabled_any $dep_any || { disable_with_reason $cfg "not any dependency is satisfied: $dep_any"; }
803 disabled_all $dep_con || { disable_with_reason $cfg "some conflicting dependencies are unsatisfied: $dep_con"; }
804 disabled_any $dep_sel && { disable_with_reason $cfg "some selected dependency is unsatisfied: $dep_sel"; }
806 enabled $cfg && enable_deep_weak $dep_sel $dep_sgs
808 for dep in $dep_all $dep_any $dep_sel $dep_sgs; do
809 # filter out library deps, these do not belong in extralibs
810 is_in $dep $LIBRARY_LIST && continue
811 enabled $dep && eval append ${cfg}_extralibs ${dep}_extralibs
815 eval ${cfg}_checking=done
823 map 'eval echo "$v \${$v:-no}"' "$@" |
824 awk "BEGIN { split(\"$files\", files) }
826 c = \"$pfx\" toupper(\$1);
832 if (file ~ /\\.h\$/) {
833 printf(\"#define %s %d\\n\", c, v) >>file;
834 } else if (file ~ /\\.asm\$/) {
835 printf(\"%%define %s %d\\n\", c, v) >>file;
836 } else if (file ~ /\\.mak\$/) {
837 n = -v ? \"\" : \"!\";
838 printf(\"%s%s=yes\\n\", n, c) >>file;
839 } else if (file ~ /\\.texi\$/) {
840 pre = -v ? \"\" : \"@c \";
843 gsub(/_/, \"-\", c2);
844 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
854 enabled $v && printf "%s\n" ${v%$suf}
861 eval "$var=\"\$$var $*\""
867 eval "$var=\"$* \$$var\""
874 reverse_out="$v $reverse_out"
880 # keeps the last occurence of each non-unique item
885 for v in $unique_in; do
886 # " $unique_out" +space such that every item is surrounded with spaces
887 case " $unique_out" in *" $v "*) continue; esac # already in list
888 unique_out="$unique_out$v "
897 for v in $resolve_in; do
898 eval 'resolve_out="$resolve_out$'$v' "'
900 eval $1=\$resolve_out
908 append CFLAGS $($cflags_filter "$@")
911 add_cflags_headers(){
912 append CFLAGS_HEADERS $($cflags_filter "$@")
916 append CXXFLAGS $($cflags_filter "$@")
920 append OBJCFLAGS $($objcflags_filter "$@")
924 append ASFLAGS $($asflags_filter "$@")
928 append LDFLAGS $($ldflags_filter "$@")
932 append LDEXEFLAGS $($ldflags_filter "$@")
936 append LDSOFLAGS $($ldflags_filter "$@")
940 prepend extralibs $($ldflags_filter "$@")
944 append ASMSTRIPFLAGS "$@"
948 append host_cppflags "$@"
952 append host_cflags $($host_cflags_filter "$@")
956 append host_ldflags $($host_ldflags_filter "$@")
960 append compat_objs $1
962 map 'add_cppflags -D$v' "$@"
967 "$@" >> $logfile 2>&1
972 stat "$1" >> $logfile 2>&1
976 eval printf '%s\\n' $CC_E
980 eval printf '%s\\n' $CC_O
984 eval printf '%s\\n' $AS_O
988 eval printf '%s\\n' $X86ASM_O
992 eval printf '%s\\n' $LD_O
996 eval printf '%s\\n' $HOSTCC_E
1000 eval printf '%s\\n' $HOSTCC_O
1004 eval printf '%s\\n' $NVCC_O
1011 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
1018 test_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
1025 test_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
1034 [ -x "$(command -v cygpath)" ] && tmpcu_=$(cygpath -m $tmpcu_) && tmpo_=$(cygpath -m $tmpo_)
1035 test_cmd $nvcc -ptx $NVCCFLAGS "$@" $NVCC_C $(nvcc_o $tmpo_) $tmpcu_
1042 __global__ void hello(unsigned char *data) {}
1051 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
1058 test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
1062 log test_x86asm "$@"
1066 test_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" $(x86asm_o $TMPO) $TMPASM
1072 disabled $cmd && return
1074 test_cmd $@ && enable $cmd
1083 test_as $@ <<EOF && enable $name
1089 log check_inline_asm "$@"
1094 test_cc "$@" <<EOF && enable $name
1095 void foo(void){ __asm__ volatile($code); }
1099 check_inline_asm_flags(){
1100 log check_inline_asm_flags "$@"
1105 while [ "$1" != "" ]; do
1111 void foo(void){ __asm__ volatile($code); }
1114 test_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
1115 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
1120 check_inline_asm ${1}_inline "\"$2\""
1121 check_as ${1}_external "$2"
1125 log check_x86asm "$@"
1129 test_x86asm "$@" && enable $name
1136 flags=$(filter_out '-l*|*.so' $@)
1137 libs=$(filter '-l*|*.so' $@)
1138 test_$type $($cflags_filter $flags) || return
1139 flags=$($ldflags_filter $flags)
1140 libs=$($ldflags_filter $libs)
1141 test_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1150 test_ld $type $@ && enable $name
1155 test "${hdr%.h}" = "${hdr}" &&
1156 echo "#include $hdr" ||
1157 echo "#include <$hdr>"
1167 for hdr in $headers; do
1170 echo "int main(void) { $code; return 0; }"
1171 } | test_$check "$@"
1175 log check_cppflags "$@"
1176 test_cpp "$@" <<EOF && append CPPFLAGS "$@"
1182 log test_cflags "$@"
1183 set -- $($cflags_filter "$@")
1190 log check_cflags "$@"
1191 test_cflags "$@" && add_cflags "$@"
1195 log check_cxxflags "$@"
1196 set -- $($cflags_filter "$@")
1197 test_cxx "$@" <<EOF && append CXXFLAGS "$@"
1203 log test_objcflags "$@"
1204 set -- $($objcflags_filter "$@")
1205 test_objcc "$@" <<EOF
1211 log check_objcflags "$@"
1212 test_objcflags "$@" && add_objcflags "$@"
1216 log test_ldflags "$@"
1217 set -- $($ldflags_filter "$@")
1218 test_ld "cc" "$@" <<EOF
1219 int main(void){ return 0; }
1224 log check_ldflags "$@"
1225 test_ldflags "$@" && add_ldflags "$@"
1229 log test_stripflags "$@"
1230 # call test_cc to get a fresh TMPO
1232 int main(void) { return 0; }
1234 test_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1238 log check_stripflags "$@"
1239 test_stripflags "$@" && add_stripflags "$@"
1243 log check_headers "$@"
1246 disable_sanitized $headers
1248 for hdr in $headers; do
1252 } | test_cpp "$@" && enable_sanitized $headers
1255 check_header_objcc(){
1256 log check_header_objcc "$@"
1260 disable_sanitized $header
1262 echo "#include <$header>"
1263 echo "int main(void) { return 0; }"
1264 } | test_objcc && test_stat "$TMPO" && enable_sanitized $header
1267 check_apple_framework(){
1268 log check_apple_framework "$@"
1270 name="$(tolower $framework)"
1271 header="${framework}/${framework}.h"
1273 check_header_objcc $header &&
1274 enable $name && eval ${name}_extralibs='"-framework $framework"'
1282 test_ld "cc" "$@" <<EOF && enable $func
1284 int main(void){ $func(); }
1288 check_complexfunc(){
1289 log check_complexfunc "$@"
1293 test $narg = 2 && args="f, g" || args="f * I"
1295 test_ld "cc" "$@" <<EOF && enable $func
1296 #include <complex.h>
1298 float foo(complex float f, complex float g) { return $func($args); }
1299 int main(void){ return (int) foo; }
1304 log check_mathfunc "$@"
1308 test $narg = 2 && args="f, g" || args="f"
1310 test_ld "cc" "$@" <<EOF && enable $func
1312 float foo(float f, float g) { return $func($args); }
1313 int main(void){ return (int) foo; }
1317 check_func_headers(){
1318 log check_func_headers "$@"
1323 for hdr in $headers; do
1326 echo "#include <stdint.h>"
1327 for func in $funcs; do
1328 echo "long check_$func(void) { return (long) $func; }"
1330 echo "int main(void) { int ret = 0;"
1331 # LTO could optimize out the test functions without this
1332 for func in $funcs; do
1333 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1335 echo "return ret; }"
1336 } | test_ld "cc" "$@" && enable $funcs && enable_sanitized $headers
1339 check_class_headers_cpp(){
1340 log check_class_headers_cpp "$@"
1345 for hdr in $headers; do
1346 echo "#include <$hdr>"
1348 echo "int main(void) { "
1350 for class in $classes; do
1351 echo "$class obj$i;"
1355 } | test_ld "cxx" "$@" && enable $funcs && enable_sanitized $headers
1358 test_cpp_condition(){
1359 log test_cpp_condition "$@"
1366 #error "unsatisfied condition: $condition"
1371 check_cpp_condition(){
1372 log check_cpp_condition "$@"
1376 test_cpp_condition "$@" && enable $name
1380 log test_cflags_cc "$@"
1385 set -- $($cflags_filter "$flags")
1389 #error "unsatisfied condition: $condition"
1401 check_func_headers "$headers" "$funcs" "$@" &&
1402 enable $name && eval ${name}_extralibs="\$@"
1406 log check_lib_cpp "$@"
1412 check_class_headers_cpp "$headers" "$classes" "$@" &&
1413 enable $name && eval ${name}_extralibs="\$@"
1417 log test_pkg_config "$@"
1425 test_cmd $pkg_config --exists --print-errors $pkg_version || return
1426 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1427 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1428 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1430 set_sanitized "${name}_cflags" $pkg_cflags &&
1431 set_sanitized "${name}_extralibs" $pkg_libs
1435 log check_pkg_config "$@"
1437 test_pkg_config "$@" &&
1438 eval add_cflags \$${name}_cflags
1442 test_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1446 log check_exec_crash "$@"
1449 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1450 # are safe but may not be available everywhere. Thus we use
1451 # raise(SIGTERM) instead. The check is run in a subshell so we
1452 # can redirect the "Terminated" message from the shell. SIGBUS
1453 # is not defined by standard C so it is used conditionally.
1455 (test_exec "$@") >> $logfile 2>&1 <<EOF
1457 static void sighandler(int sig){
1463 int (*func_ptr)(void) = foo;
1465 signal(SIGILL, sighandler);
1466 signal(SIGFPE, sighandler);
1467 signal(SIGSEGV, sighandler);
1469 signal(SIGBUS, sighandler);
1481 disable_sanitized "$type"
1482 test_code cc "$headers" "$type v" "$@" && enable_sanitized "$type"
1486 log check_struct "$@"
1491 disable_sanitized "${struct}_${member}"
1492 test_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1493 enable_sanitized "${struct}_${member}"
1497 log check_builtin "$@"
1503 test_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1506 check_compile_assert(){
1507 log check_compile_assert "$@"
1513 test_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1521 test_code cc "$@" && enable "$name"
1529 check_lib $name "$@" || die "ERROR: $name_version not found"
1535 check_cc "$@" || die "ERROR: $name failed"
1543 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1547 log require_headers "$@"
1549 check_headers "$@" || die "ERROR: $headers not found"
1552 require_cpp_condition(){
1553 log require_cpp_condition "$@"
1555 check_cpp_condition "$@" || die "ERROR: $condition not satisfied"
1558 require_pkg_config(){
1559 log require_pkg_config "$@"
1561 check_pkg_config "$@" || die "ERROR: $pkg_version not found using pkg-config$pkg_config_fail_message"
1565 log test_host_cc "$@"
1568 test_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1572 log test_host_cpp "$@"
1575 test_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1578 check_host_cppflags(){
1579 log check_host_cppflags "$@"
1580 test_host_cpp "$@" <<EOF && append host_cppflags "$@"
1585 check_host_cflags(){
1586 log check_host_cflags "$@"
1587 set -- $($host_cflags_filter "$@")
1588 test_host_cc "$@" <<EOF && append host_cflags "$@"
1593 test_host_cpp_condition(){
1594 log test_host_cpp_condition "$@"
1598 test_host_cpp "$@" <<EOF
1601 #error "unsatisfied condition: $condition"
1606 check_host_cpp_condition(){
1607 log check_host_cpp_condition "$@"
1611 test_host_cpp_condition "$@" && enable $name
1615 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1616 mkdir -p "$(dirname $2)"
1620 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1621 # system-dependent things.
1623 AVCODEC_COMPONENTS="
1631 AVDEVICE_COMPONENTS="
1636 AVFILTER_COMPONENTS="
1640 AVFORMAT_COMPONENTS="
1648 $AVDEVICE_COMPONENTS
1649 $AVFILTER_COMPONENTS
1650 $AVFORMAT_COMPONENTS
1654 avio_dir_cmd_example
1655 avio_reading_example
1656 decode_audio_example
1657 decode_video_example
1658 demuxing_decoding_example
1659 encode_audio_example
1660 encode_video_example
1662 filter_audio_example
1663 filtering_audio_example
1664 filtering_video_example
1665 http_multiclient_example
1671 resampling_audio_example
1672 scaling_video_example
1673 transcode_aac_example
1675 vaapi_encode_example
1676 vaapi_transcode_example
1679 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1699 EXTERNAL_LIBRARY_GPL_LIST="
1713 EXTERNAL_LIBRARY_NONFREE_LIST="
1720 EXTERNAL_LIBRARY_VERSION3_LIST="
1732 EXTERNAL_LIBRARY_GPLV3_LIST="
1736 EXTERNAL_LIBRARY_LIST="
1737 $EXTERNAL_LIBRARY_GPL_LIST
1738 $EXTERNAL_LIBRARY_NONFREE_LIST
1739 $EXTERNAL_LIBRARY_VERSION3_LIST
1740 $EXTERNAL_LIBRARY_GPLV3_LIST
1805 HWACCEL_AUTODETECT_LIBRARY_LIST="
1823 # catchall list of things that require external libs to link
1829 HWACCEL_LIBRARY_NONFREE_LIST="
1835 HWACCEL_LIBRARY_LIST="
1836 $HWACCEL_LIBRARY_NONFREE_LIST
1857 safe_bitstream_reader
1864 # this list should be kept in linking order
1904 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1908 $EXTERNAL_LIBRARY_LIST
1909 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1910 $HWACCEL_LIBRARY_LIST
1911 $HWACCEL_AUTODETECT_LIBRARY_LIST
1943 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1944 $HWACCEL_AUTODETECT_LIBRARY_LIST
1986 ARCH_EXT_LIST_MIPS="
1998 ARCH_EXT_LIST_LOONGSON="
2004 ARCH_EXT_LIST_X86_SIMD="
2034 $ARCH_EXT_LIST_X86_SIMD
2044 $ARCH_EXT_LIST_LOONGSON
2065 sync_val_compare_and_swap
2082 cdio_paranoia_paranoia_h
2085 dev_bktr_ioctl_bt848_h
2086 dev_bktr_ioctl_meteor_h
2088 dev_video_bktr_ioctl_bt848_h
2089 dev_video_meteor_ioctl_meteor_h
2098 machine_ioctl_bt848_h
2099 machine_ioctl_meteor_h
2101 opencv2_core_core_c_h
2163 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2181 GetProcessAffinityMask
2182 GetProcessMemoryInfo
2185 GetSystemTimeAsFileTime
2208 SetConsoleTextAttribute
2209 SetConsoleCtrlHandler
2217 UTGetOSTypeFromString
2229 TOOLCHAIN_FEATURES="
2242 inline_asm_direct_symbol_refs
2244 inline_asm_nonlocal_labels
2255 kCMVideoCodecType_HEVC
2256 kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange
2259 struct_group_source_req
2260 struct_ip_mreq_source
2262 struct_msghdr_msg_flags
2264 struct_rusage_ru_maxrss
2265 struct_sctp_event_subscribe
2267 struct_sockaddr_sa_len
2268 struct_sockaddr_storage
2269 struct_stat_st_mtim_tv_nsec
2270 struct_v4l2_frmivalenum_discrete
2275 $(add_suffix _external $ARCH_EXT_LIST)
2276 $(add_suffix _inline $ARCH_EXT_LIST)
2297 opencl_vaapi_beignet
2298 opencl_vaapi_intel_media
2304 # options emitted with CONFIG_ prefix but not available on the command line
2330 frame_thread_encoder
2489 # code dependency declarations
2491 # architecture extensions
2496 armv8_deps="aarch64"
2497 neon_deps_any="aarch64 arm"
2498 intrinsics_neon_deps="neon"
2499 vfp_deps_any="aarch64 arm"
2503 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2512 loongson2_deps="mips"
2513 loongson3_deps="mips"
2514 mips32r2_deps="mips"
2515 mips32r5_deps="mips"
2516 mips32r6_deps="mips"
2517 mips64r2_deps="mips"
2518 mips64r6_deps="mips"
2521 mipsdspr2_deps="mips"
2526 x86_64_select="i686"
2527 x86_64_suggest="fast_cmov"
2530 amd3dnowext_deps="amd3dnow"
2548 mmx_external_deps="x86asm"
2549 mmx_inline_deps="inline_asm x86"
2550 mmx_suggest="mmx_external mmx_inline"
2552 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2553 eval dep=\$${ext}_deps
2554 eval ${ext}_external_deps='"${dep}_external"'
2555 eval ${ext}_inline_deps='"${dep}_inline"'
2556 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2559 aligned_stack_if_any="aarch64 ppc x86"
2560 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2561 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2562 fast_unaligned_if_any="aarch64 ppc x86"
2563 simd_align_16_if_any="altivec neon sse"
2564 simd_align_32_if_any="avx"
2565 simd_align_64_if_any="avx512"
2567 # system capabilities
2568 linux_perf_deps="linux_perf_event_h"
2569 symver_if_any="symver_asm_label symver_gnu_asm"
2570 valgrind_backtrace_conflict="optimizations"
2571 valgrind_backtrace_deps="valgrind_valgrind_h"
2574 atomics_gcc_if="sync_val_compare_and_swap"
2575 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2576 atomics_win32_if="MemoryBarrier"
2577 atomics_native_if_any="$ATOMICS_LIST"
2578 w32threads_deps="atomics_native"
2579 threads_if_any="$THREADS_LIST"
2582 cbs_av1_select="cbs"
2583 cbs_h264_select="cbs golomb"
2584 cbs_h265_select="cbs golomb"
2585 cbs_jpeg_select="cbs"
2586 cbs_mpeg2_select="cbs"
2587 cbs_vp9_select="cbs"
2589 dirac_parse_select="golomb"
2590 dnn_suggest="libtensorflow"
2591 error_resilience_select="me_cmp"
2593 faandct_select="fdctdsp"
2594 faanidct_deps="faan"
2595 faanidct_select="idctdsp"
2596 h264dsp_select="startcode"
2597 hevcparse_select="golomb"
2598 frame_thread_encoder_deps="encoders threads"
2599 intrax8_select="blockdsp idctdsp"
2602 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2603 mpeg_er_select="error_resilience"
2604 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2605 mpegaudiodsp_select="dct"
2606 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2607 mpegvideoenc_select="aandcttables me_cmp mpegvideo pixblockdsp qpeldsp"
2608 vc1dsp_select="h264chroma qpeldsp startcode"
2611 # decoders / encoders
2612 aac_decoder_select="adts_header mdct15 mdct sinewin"
2613 aac_fixed_decoder_select="adts_header mdct sinewin"
2614 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2615 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2616 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2617 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2618 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2619 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2620 adpcm_g722_decoder_select="g722dsp"
2621 adpcm_g722_encoder_select="g722dsp"
2622 aic_decoder_select="golomb idctdsp"
2623 alac_encoder_select="lpc"
2624 als_decoder_select="bswapdsp"
2625 amrnb_decoder_select="lsp"
2626 amrwb_decoder_select="lsp"
2627 amv_decoder_select="sp5x_decoder exif"
2628 amv_encoder_select="jpegtables mpegvideoenc"
2629 ape_decoder_select="bswapdsp llauddsp"
2630 apng_decoder_deps="zlib"
2631 apng_encoder_deps="zlib"
2632 apng_encoder_select="llvidencdsp"
2633 aptx_decoder_select="audio_frame_queue"
2634 aptx_encoder_select="audio_frame_queue"
2635 aptx_hd_decoder_select="audio_frame_queue"
2636 aptx_hd_encoder_select="audio_frame_queue"
2637 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2638 asv1_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2639 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2640 asv2_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2641 atrac1_decoder_select="mdct sinewin"
2642 atrac3_decoder_select="mdct"
2643 atrac3p_decoder_select="mdct sinewin"
2644 atrac9_decoder_select="mdct"
2645 avrn_decoder_select="exif jpegtables"
2646 bink_decoder_select="blockdsp hpeldsp"
2647 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2648 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2649 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2650 clearvideo_decoder_select="idctdsp"
2651 cllc_decoder_select="bswapdsp"
2652 comfortnoise_encoder_select="lpc"
2653 cook_decoder_select="audiodsp mdct sinewin"
2654 cscd_decoder_select="lzo"
2655 cscd_decoder_suggest="zlib"
2656 dca_decoder_select="mdct"
2657 dds_decoder_select="texturedsp"
2658 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2659 dnxhd_decoder_select="blockdsp idctdsp"
2660 dnxhd_encoder_select="blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2661 dolby_e_decoder_select="mdct"
2662 dvvideo_decoder_select="dvprofile idctdsp"
2663 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2664 dxa_decoder_deps="zlib"
2665 dxv_decoder_select="lzf texturedsp"
2666 eac3_decoder_select="ac3_decoder"
2667 eac3_encoder_select="ac3_encoder"
2668 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2669 eatgq_decoder_select="aandcttables"
2670 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2671 exr_decoder_deps="zlib"
2672 ffv1_decoder_select="rangecoder"
2673 ffv1_encoder_select="rangecoder"
2674 ffvhuff_decoder_select="huffyuv_decoder"
2675 ffvhuff_encoder_select="huffyuv_encoder"
2676 fic_decoder_select="golomb"
2677 flac_decoder_select="flacdsp"
2678 flac_encoder_select="bswapdsp flacdsp lpc"
2679 flashsv2_decoder_deps="zlib"
2680 flashsv2_encoder_deps="zlib"
2681 flashsv_decoder_deps="zlib"
2682 flashsv_encoder_deps="zlib"
2683 flv_decoder_select="h263_decoder"
2684 flv_encoder_select="h263_encoder"
2685 fourxm_decoder_select="blockdsp bswapdsp"
2686 fraps_decoder_select="bswapdsp huffman"
2687 g2m_decoder_deps="zlib"
2688 g2m_decoder_select="blockdsp idctdsp jpegtables"
2689 g729_decoder_select="audiodsp"
2690 h261_decoder_select="mpegvideo"
2691 h261_encoder_select="mpegvideoenc"
2692 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2693 h263_encoder_select="h263dsp mpegvideoenc"
2694 h263i_decoder_select="h263_decoder"
2695 h263p_decoder_select="h263_decoder"
2696 h263p_encoder_select="h263_encoder"
2697 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2698 h264_decoder_suggest="error_resilience"
2699 hap_decoder_select="snappy texturedsp"
2700 hap_encoder_deps="libsnappy"
2701 hap_encoder_select="texturedspenc"
2702 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2703 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2704 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2705 hymt_decoder_select="huffyuv_decoder"
2706 iac_decoder_select="imc_decoder"
2707 imc_decoder_select="bswapdsp fft mdct sinewin"
2708 indeo3_decoder_select="hpeldsp"
2709 indeo4_decoder_select="ividsp"
2710 indeo5_decoder_select="ividsp"
2711 interplay_video_decoder_select="hpeldsp"
2712 jpegls_decoder_select="mjpeg_decoder"
2713 jv_decoder_select="blockdsp"
2714 lagarith_decoder_select="llviddsp"
2715 ljpeg_encoder_select="idctdsp jpegtables mpegvideoenc"
2716 lscr_decoder_deps="zlib"
2717 magicyuv_decoder_select="llviddsp"
2718 magicyuv_encoder_select="llvidencdsp"
2719 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2720 metasound_decoder_select="lsp mdct sinewin"
2721 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2722 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2723 mjpeg_encoder_select="jpegtables mpegvideoenc"
2724 mjpegb_decoder_select="mjpeg_decoder"
2725 mlp_decoder_select="mlp_parser"
2726 mlp_encoder_select="lpc audio_frame_queue"
2727 motionpixels_decoder_select="bswapdsp"
2728 mp1_decoder_select="mpegaudio"
2729 mp1float_decoder_select="mpegaudio"
2730 mp2_decoder_select="mpegaudio"
2731 mp2float_decoder_select="mpegaudio"
2732 mp3_decoder_select="mpegaudio"
2733 mp3adu_decoder_select="mpegaudio"
2734 mp3adufloat_decoder_select="mpegaudio"
2735 mp3float_decoder_select="mpegaudio"
2736 mp3on4_decoder_select="mpegaudio"
2737 mp3on4float_decoder_select="mpegaudio"
2738 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2739 mpc8_decoder_select="mpegaudiodsp"
2740 mpegvideo_decoder_select="mpegvideo"
2741 mpeg1video_decoder_select="mpegvideo"
2742 mpeg1video_encoder_select="mpegvideoenc h263dsp"
2743 mpeg2video_decoder_select="mpegvideo"
2744 mpeg2video_encoder_select="mpegvideoenc h263dsp"
2745 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2746 mpeg4_encoder_select="h263_encoder"
2747 msa1_decoder_select="mss34dsp"
2748 mscc_decoder_deps="zlib"
2749 msmpeg4v1_decoder_select="h263_decoder"
2750 msmpeg4v2_decoder_select="h263_decoder"
2751 msmpeg4v2_encoder_select="h263_encoder"
2752 msmpeg4v3_decoder_select="h263_decoder"
2753 msmpeg4v3_encoder_select="h263_encoder"
2754 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2755 mts2_decoder_select="mss34dsp"
2756 mwsc_decoder_deps="zlib"
2757 mxpeg_decoder_select="mjpeg_decoder"
2758 nellymoser_decoder_select="mdct sinewin"
2759 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2760 nuv_decoder_select="idctdsp lzo"
2761 on2avc_decoder_select="mdct"
2762 opus_decoder_deps="swresample"
2763 opus_decoder_select="mdct15"
2764 opus_encoder_select="audio_frame_queue mdct15"
2765 png_decoder_deps="zlib"
2766 png_encoder_deps="zlib"
2767 png_encoder_select="llvidencdsp"
2768 prores_decoder_select="blockdsp idctdsp"
2769 prores_encoder_select="fdctdsp"
2770 qcelp_decoder_select="lsp"
2771 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2772 ra_144_decoder_select="audiodsp"
2773 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2774 ralf_decoder_select="golomb"
2775 rasc_decoder_deps="zlib"
2776 rawvideo_decoder_select="bswapdsp"
2777 rscc_decoder_deps="zlib"
2778 rtjpeg_decoder_select="me_cmp"
2779 rv10_decoder_select="h263_decoder"
2780 rv10_encoder_select="h263_encoder"
2781 rv20_decoder_select="h263_decoder"
2782 rv20_encoder_select="h263_encoder"
2783 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2784 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2785 screenpresso_decoder_deps="zlib"
2786 shorten_decoder_select="bswapdsp"
2787 sipr_decoder_select="lsp"
2788 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2789 snow_encoder_select="dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2790 sonic_decoder_select="golomb rangecoder"
2791 sonic_encoder_select="golomb rangecoder"
2792 sonic_ls_encoder_select="golomb rangecoder"
2793 sp5x_decoder_select="mjpeg_decoder"
2794 speedhq_decoder_select="mpegvideo"
2795 srgc_decoder_deps="zlib"
2796 svq1_decoder_select="hpeldsp"
2797 svq1_encoder_select="hpeldsp me_cmp mpegvideoenc"
2798 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2799 svq3_decoder_suggest="zlib"
2800 tak_decoder_select="audiodsp"
2801 tdsc_decoder_deps="zlib"
2802 tdsc_decoder_select="mjpeg_decoder"
2803 theora_decoder_select="vp3_decoder"
2804 thp_decoder_select="mjpeg_decoder"
2805 tiff_decoder_suggest="zlib lzma"
2806 tiff_encoder_suggest="zlib"
2807 truehd_decoder_select="mlp_parser"
2808 truehd_encoder_select="lpc audio_frame_queue"
2809 truemotion2_decoder_select="bswapdsp"
2810 truespeech_decoder_select="bswapdsp"
2811 tscc_decoder_deps="zlib"
2812 twinvq_decoder_select="mdct lsp sinewin"
2813 txd_decoder_select="texturedsp"
2814 utvideo_decoder_select="bswapdsp llviddsp"
2815 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2816 vble_decoder_select="llviddsp"
2817 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2818 vc1image_decoder_select="vc1_decoder"
2819 vorbis_decoder_select="mdct"
2820 vorbis_encoder_select="audio_frame_queue mdct"
2821 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2822 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2823 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2824 vp6a_decoder_select="vp6_decoder"
2825 vp6f_decoder_select="vp6_decoder"
2826 vp7_decoder_select="h264pred videodsp vp8dsp"
2827 vp8_decoder_select="h264pred videodsp vp8dsp"
2828 vp9_decoder_select="videodsp vp9_parser vp9_superframe_split_bsf"
2829 wcmv_decoder_deps="zlib"
2830 webp_decoder_select="vp8_decoder exif"
2831 wmalossless_decoder_select="llauddsp"
2832 wmapro_decoder_select="mdct sinewin wma_freqs"
2833 wmav1_decoder_select="mdct sinewin wma_freqs"
2834 wmav1_encoder_select="mdct sinewin wma_freqs"
2835 wmav2_decoder_select="mdct sinewin wma_freqs"
2836 wmav2_encoder_select="mdct sinewin wma_freqs"
2837 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2838 wmv1_decoder_select="h263_decoder"
2839 wmv1_encoder_select="h263_encoder"
2840 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2841 wmv2_encoder_select="h263_encoder wmv2dsp"
2842 wmv3_decoder_select="vc1_decoder"
2843 wmv3image_decoder_select="wmv3_decoder"
2844 xma1_decoder_select="wmapro_decoder"
2845 xma2_decoder_select="wmapro_decoder"
2846 zerocodec_decoder_deps="zlib"
2847 zlib_decoder_deps="zlib"
2848 zlib_encoder_deps="zlib"
2849 zmbv_decoder_deps="zlib"
2850 zmbv_encoder_deps="zlib"
2852 # hardware accelerators
2853 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2854 cuda_deps="ffnvcodec"
2855 cuvid_deps="ffnvcodec"
2856 d3d11va_deps="dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2857 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
2858 ffnvcodec_deps_any="libdl LoadLibrary"
2859 nvdec_deps="ffnvcodec"
2860 vaapi_x11_deps="xlib"
2861 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2862 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2863 xvmc_deps="X11_extensions_XvMClib_h"
2865 h263_vaapi_hwaccel_deps="vaapi"
2866 h263_vaapi_hwaccel_select="h263_decoder"
2867 h263_videotoolbox_hwaccel_deps="videotoolbox"
2868 h263_videotoolbox_hwaccel_select="h263_decoder"
2869 h264_d3d11va_hwaccel_deps="d3d11va"
2870 h264_d3d11va_hwaccel_select="h264_decoder"
2871 h264_d3d11va2_hwaccel_deps="d3d11va"
2872 h264_d3d11va2_hwaccel_select="h264_decoder"
2873 h264_dxva2_hwaccel_deps="dxva2"
2874 h264_dxva2_hwaccel_select="h264_decoder"
2875 h264_nvdec_hwaccel_deps="nvdec"
2876 h264_nvdec_hwaccel_select="h264_decoder"
2877 h264_vaapi_hwaccel_deps="vaapi"
2878 h264_vaapi_hwaccel_select="h264_decoder"
2879 h264_vdpau_hwaccel_deps="vdpau"
2880 h264_vdpau_hwaccel_select="h264_decoder"
2881 h264_videotoolbox_hwaccel_deps="videotoolbox"
2882 h264_videotoolbox_hwaccel_select="h264_decoder"
2883 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2884 hevc_d3d11va_hwaccel_select="hevc_decoder"
2885 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2886 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2887 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2888 hevc_dxva2_hwaccel_select="hevc_decoder"
2889 hevc_nvdec_hwaccel_deps="nvdec"
2890 hevc_nvdec_hwaccel_select="hevc_decoder"
2891 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2892 hevc_vaapi_hwaccel_select="hevc_decoder"
2893 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2894 hevc_vdpau_hwaccel_select="hevc_decoder"
2895 hevc_videotoolbox_hwaccel_deps="videotoolbox"
2896 hevc_videotoolbox_hwaccel_select="hevc_decoder"
2897 mjpeg_nvdec_hwaccel_deps="nvdec"
2898 mjpeg_nvdec_hwaccel_select="mjpeg_decoder"
2899 mjpeg_vaapi_hwaccel_deps="vaapi"
2900 mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
2901 mpeg_xvmc_hwaccel_deps="xvmc"
2902 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2903 mpeg1_nvdec_hwaccel_deps="nvdec"
2904 mpeg1_nvdec_hwaccel_select="mpeg1video_decoder"
2905 mpeg1_vdpau_hwaccel_deps="vdpau"
2906 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2907 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2908 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2909 mpeg1_xvmc_hwaccel_deps="xvmc"
2910 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2911 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2912 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2913 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2914 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2915 mpeg2_dxva2_hwaccel_deps="dxva2"
2916 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2917 mpeg2_nvdec_hwaccel_deps="nvdec"
2918 mpeg2_nvdec_hwaccel_select="mpeg2video_decoder"
2919 mpeg2_vaapi_hwaccel_deps="vaapi"
2920 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2921 mpeg2_vdpau_hwaccel_deps="vdpau"
2922 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2923 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2924 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2925 mpeg2_xvmc_hwaccel_deps="xvmc"
2926 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2927 mpeg4_nvdec_hwaccel_deps="nvdec"
2928 mpeg4_nvdec_hwaccel_select="mpeg4_decoder"
2929 mpeg4_vaapi_hwaccel_deps="vaapi"
2930 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2931 mpeg4_vdpau_hwaccel_deps="vdpau"
2932 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2933 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2934 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2935 vc1_d3d11va_hwaccel_deps="d3d11va"
2936 vc1_d3d11va_hwaccel_select="vc1_decoder"
2937 vc1_d3d11va2_hwaccel_deps="d3d11va"
2938 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2939 vc1_dxva2_hwaccel_deps="dxva2"
2940 vc1_dxva2_hwaccel_select="vc1_decoder"
2941 vc1_nvdec_hwaccel_deps="nvdec"
2942 vc1_nvdec_hwaccel_select="vc1_decoder"
2943 vc1_vaapi_hwaccel_deps="vaapi"
2944 vc1_vaapi_hwaccel_select="vc1_decoder"
2945 vc1_vdpau_hwaccel_deps="vdpau"
2946 vc1_vdpau_hwaccel_select="vc1_decoder"
2947 vp8_nvdec_hwaccel_deps="nvdec"
2948 vp8_nvdec_hwaccel_select="vp8_decoder"
2949 vp8_vaapi_hwaccel_deps="vaapi"
2950 vp8_vaapi_hwaccel_select="vp8_decoder"
2951 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2952 vp9_d3d11va_hwaccel_select="vp9_decoder"
2953 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2954 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2955 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2956 vp9_dxva2_hwaccel_select="vp9_decoder"
2957 vp9_nvdec_hwaccel_deps="nvdec"
2958 vp9_nvdec_hwaccel_select="vp9_decoder"
2959 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2960 vp9_vaapi_hwaccel_select="vp9_decoder"
2961 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2962 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2963 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2964 wmv3_nvdec_hwaccel_select="vc1_nvdec_hwaccel"
2965 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2966 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2968 # hardware-accelerated codecs
2969 omx_deps="libdl pthreads"
2970 omx_rpi_select="omx"
2975 vaapi_encode_deps="vaapi"
2976 v4l2_m2m_deps="linux_videodev2_h sem_timedwait"
2978 hwupload_cuda_filter_deps="ffnvcodec"
2979 scale_npp_filter_deps="ffnvcodec libnpp"
2980 scale_cuda_filter_deps="ffnvcodec cuda_nvcc"
2981 thumbnail_cuda_filter_deps="ffnvcodec cuda_nvcc"
2982 transpose_npp_filter_deps="ffnvcodec libnpp"
2984 amf_deps_any="libdl LoadLibrary"
2985 nvenc_deps="ffnvcodec"
2986 nvenc_deps_any="libdl LoadLibrary"
2987 nvenc_encoder_deps="nvenc"
2989 h263_v4l2m2m_decoder_deps="v4l2_m2m h263_v4l2_m2m"
2990 h263_v4l2m2m_encoder_deps="v4l2_m2m h263_v4l2_m2m"
2991 h264_amf_encoder_deps="amf"
2992 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2993 h264_cuvid_decoder_deps="cuvid"
2994 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2995 h264_mediacodec_decoder_deps="mediacodec"
2996 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2997 h264_mmal_decoder_deps="mmal"
2998 h264_nvenc_encoder_deps="nvenc"
2999 h264_omx_encoder_deps="omx"
3000 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec"
3001 h264_qsv_encoder_select="qsvenc"
3002 h264_rkmpp_decoder_deps="rkmpp"
3003 h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
3004 h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
3005 h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
3006 h264_v4l2m2m_decoder_select="h264_mp4toannexb_bsf"
3007 h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
3008 hevc_amf_encoder_deps="amf"
3009 hevc_cuvid_decoder_deps="cuvid"
3010 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
3011 hevc_mediacodec_decoder_deps="mediacodec"
3012 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
3013 hevc_nvenc_encoder_deps="nvenc"
3014 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec"
3015 hevc_qsv_encoder_select="hevcparse qsvenc"
3016 hevc_rkmpp_decoder_deps="rkmpp"
3017 hevc_rkmpp_decoder_select="hevc_mp4toannexb_bsf"
3018 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
3019 hevc_vaapi_encoder_select="cbs_h265 vaapi_encode"
3020 hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
3021 hevc_v4l2m2m_decoder_select="hevc_mp4toannexb_bsf"
3022 hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
3023 mjpeg_cuvid_decoder_deps="cuvid"
3024 mjpeg_qsv_encoder_deps="libmfx"
3025 mjpeg_qsv_encoder_select="qsvenc"
3026 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
3027 mjpeg_vaapi_encoder_select="cbs_jpeg jpegtables vaapi_encode"
3028 mpeg1_cuvid_decoder_deps="cuvid"
3029 mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
3030 mpeg2_crystalhd_decoder_select="crystalhd"
3031 mpeg2_cuvid_decoder_deps="cuvid"
3032 mpeg2_mmal_decoder_deps="mmal"
3033 mpeg2_mediacodec_decoder_deps="mediacodec"
3034 mpeg2_qsv_decoder_select="qsvdec mpegvideo_parser"
3035 mpeg2_qsv_encoder_select="qsvenc"
3036 mpeg2_vaapi_encoder_select="cbs_mpeg2 vaapi_encode"
3037 mpeg2_v4l2m2m_decoder_deps="v4l2_m2m mpeg2_v4l2_m2m"
3038 mpeg4_crystalhd_decoder_select="crystalhd"
3039 mpeg4_cuvid_decoder_deps="cuvid"
3040 mpeg4_mediacodec_decoder_deps="mediacodec"
3041 mpeg4_mmal_decoder_deps="mmal"
3042 mpeg4_omx_encoder_deps="omx"
3043 mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3044 mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3045 msmpeg4_crystalhd_decoder_select="crystalhd"
3046 nvenc_h264_encoder_select="h264_nvenc_encoder"
3047 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
3048 vc1_crystalhd_decoder_select="crystalhd"
3049 vc1_cuvid_decoder_deps="cuvid"
3050 vc1_mmal_decoder_deps="mmal"
3051 vc1_qsv_decoder_select="qsvdec vc1_parser"
3052 vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
3053 vp8_cuvid_decoder_deps="cuvid"
3054 vp8_mediacodec_decoder_deps="mediacodec"
3055 vp8_qsv_decoder_select="qsvdec vp8_parser"
3056 vp8_rkmpp_decoder_deps="rkmpp"
3057 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
3058 vp8_vaapi_encoder_select="vaapi_encode"
3059 vp8_v4l2m2m_decoder_deps="v4l2_m2m vp8_v4l2_m2m"
3060 vp8_v4l2m2m_encoder_deps="v4l2_m2m vp8_v4l2_m2m"
3061 vp9_cuvid_decoder_deps="cuvid"
3062 vp9_mediacodec_decoder_deps="mediacodec"
3063 vp9_rkmpp_decoder_deps="rkmpp"
3064 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
3065 vp9_vaapi_encoder_select="vaapi_encode"
3066 vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
3067 wmv3_crystalhd_decoder_select="crystalhd"
3070 aac_parser_select="adts_header"
3071 av1_parser_select="cbs_av1"
3072 h264_parser_select="golomb h264dsp h264parse"
3073 hevc_parser_select="hevcparse"
3074 mpegaudio_parser_select="mpegaudioheader"
3075 mpegvideo_parser_select="mpegvideo"
3076 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
3077 vc1_parser_select="vc1dsp"
3080 aac_adtstoasc_bsf_select="adts_header"
3081 av1_frame_split_bsf_select="cbs_av1"
3082 av1_metadata_bsf_select="cbs_av1"
3083 eac3_core_bsf_select="ac3_parser"
3084 filter_units_bsf_select="cbs"
3085 h264_metadata_bsf_deps="const_nan"
3086 h264_metadata_bsf_select="cbs_h264"
3087 h264_redundant_pps_bsf_select="cbs_h264"
3088 hevc_metadata_bsf_select="cbs_h265"
3089 mjpeg2jpeg_bsf_select="jpegtables"
3090 mpeg2_metadata_bsf_select="cbs_mpeg2"
3091 trace_headers_bsf_select="cbs"
3092 truehd_core_bsf_select="mlp_parser"
3093 vp9_metadata_bsf_select="cbs_vp9"
3095 # external libraries
3096 aac_at_decoder_deps="audiotoolbox"
3097 aac_at_decoder_select="aac_adtstoasc_bsf"
3098 ac3_at_decoder_deps="audiotoolbox"
3099 ac3_at_decoder_select="ac3_parser"
3100 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
3101 alac_at_decoder_deps="audiotoolbox"
3102 amr_nb_at_decoder_deps="audiotoolbox"
3103 avisynth_deps_any="libdl LoadLibrary"
3104 avisynth_demuxer_deps="avisynth"
3105 avisynth_demuxer_select="riffdec"
3106 eac3_at_decoder_deps="audiotoolbox"
3107 eac3_at_decoder_select="ac3_parser"
3108 gsm_ms_at_decoder_deps="audiotoolbox"
3109 ilbc_at_decoder_deps="audiotoolbox"
3110 mp1_at_decoder_deps="audiotoolbox"
3111 mp2_at_decoder_deps="audiotoolbox"
3112 mp3_at_decoder_deps="audiotoolbox"
3113 mp1_at_decoder_select="mpegaudioheader"
3114 mp2_at_decoder_select="mpegaudioheader"
3115 mp3_at_decoder_select="mpegaudioheader"
3116 pcm_alaw_at_decoder_deps="audiotoolbox"
3117 pcm_mulaw_at_decoder_deps="audiotoolbox"
3118 qdmc_at_decoder_deps="audiotoolbox"
3119 qdm2_at_decoder_deps="audiotoolbox"
3120 aac_at_encoder_deps="audiotoolbox"
3121 aac_at_encoder_select="audio_frame_queue"
3122 alac_at_encoder_deps="audiotoolbox"
3123 alac_at_encoder_select="audio_frame_queue"
3124 ilbc_at_encoder_deps="audiotoolbox"
3125 ilbc_at_encoder_select="audio_frame_queue"
3126 pcm_alaw_at_encoder_deps="audiotoolbox"
3127 pcm_alaw_at_encoder_select="audio_frame_queue"
3128 pcm_mulaw_at_encoder_deps="audiotoolbox"
3129 pcm_mulaw_at_encoder_select="audio_frame_queue"
3130 chromaprint_muxer_deps="chromaprint"
3131 h264_videotoolbox_encoder_deps="pthreads"
3132 h264_videotoolbox_encoder_select="videotoolbox_encoder"
3133 hevc_videotoolbox_encoder_deps="pthreads"
3134 hevc_videotoolbox_encoder_select="videotoolbox_encoder"
3135 libaom_av1_decoder_deps="libaom"
3136 libaom_av1_encoder_deps="libaom"
3137 libaom_av1_encoder_select="extract_extradata_bsf"
3138 libaribb24_decoder_deps="libaribb24"
3139 libcelt_decoder_deps="libcelt"
3140 libcodec2_decoder_deps="libcodec2"
3141 libcodec2_encoder_deps="libcodec2"
3142 libdav1d_decoder_deps="libdav1d"
3143 libdavs2_decoder_deps="libdavs2"
3144 libfdk_aac_decoder_deps="libfdk_aac"
3145 libfdk_aac_encoder_deps="libfdk_aac"
3146 libfdk_aac_encoder_select="audio_frame_queue"
3147 libgme_demuxer_deps="libgme"
3148 libgsm_decoder_deps="libgsm"
3149 libgsm_encoder_deps="libgsm"
3150 libgsm_ms_decoder_deps="libgsm"
3151 libgsm_ms_encoder_deps="libgsm"
3152 libilbc_decoder_deps="libilbc"
3153 libilbc_encoder_deps="libilbc"
3154 libkvazaar_encoder_deps="libkvazaar"
3155 libmodplug_demuxer_deps="libmodplug"
3156 libmp3lame_encoder_deps="libmp3lame"
3157 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
3158 libopencore_amrnb_decoder_deps="libopencore_amrnb"
3159 libopencore_amrnb_encoder_deps="libopencore_amrnb"
3160 libopencore_amrnb_encoder_select="audio_frame_queue"
3161 libopencore_amrwb_decoder_deps="libopencore_amrwb"
3162 libopenh264_decoder_deps="libopenh264"
3163 libopenh264_decoder_select="h264_mp4toannexb_bsf"
3164 libopenh264_encoder_deps="libopenh264"
3165 libopenjpeg_decoder_deps="libopenjpeg"
3166 libopenjpeg_encoder_deps="libopenjpeg"
3167 libopenmpt_demuxer_deps="libopenmpt"
3168 libopus_decoder_deps="libopus"
3169 libopus_encoder_deps="libopus"
3170 libopus_encoder_select="audio_frame_queue"
3171 librsvg_decoder_deps="librsvg"
3172 libshine_encoder_deps="libshine"
3173 libshine_encoder_select="audio_frame_queue"
3174 libspeex_decoder_deps="libspeex"
3175 libspeex_encoder_deps="libspeex"
3176 libspeex_encoder_select="audio_frame_queue"
3177 libtheora_encoder_deps="libtheora"
3178 libtwolame_encoder_deps="libtwolame"
3179 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
3180 libvorbis_decoder_deps="libvorbis"
3181 libvorbis_encoder_deps="libvorbis libvorbisenc"
3182 libvorbis_encoder_select="audio_frame_queue"
3183 libvpx_vp8_decoder_deps="libvpx"
3184 libvpx_vp8_encoder_deps="libvpx"
3185 libvpx_vp9_decoder_deps="libvpx"
3186 libvpx_vp9_encoder_deps="libvpx"
3187 libwavpack_encoder_deps="libwavpack"
3188 libwavpack_encoder_select="audio_frame_queue"
3189 libwebp_encoder_deps="libwebp"
3190 libwebp_anim_encoder_deps="libwebp"
3191 libx262_encoder_deps="libx262"
3192 libx264_encoder_deps="libx264"
3193 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
3194 libx264rgb_encoder_select="libx264_encoder"
3195 libx265_encoder_deps="libx265"
3196 libxavs_encoder_deps="libxavs"
3197 libxavs2_encoder_deps="libxavs2"
3198 libxvid_encoder_deps="libxvid"
3199 libzvbi_teletext_decoder_deps="libzvbi"
3200 vapoursynth_demuxer_deps="vapoursynth"
3201 videotoolbox_suggest="coreservices"
3202 videotoolbox_deps="corefoundation coremedia corevideo"
3203 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
3206 ac3_demuxer_select="ac3_parser"
3207 aiff_muxer_select="iso_media"
3208 asf_demuxer_select="riffdec"
3209 asf_o_demuxer_select="riffdec"
3210 asf_muxer_select="riffenc"
3211 asf_stream_muxer_select="asf_muxer"
3212 avi_demuxer_select="iso_media riffdec exif"
3213 avi_muxer_select="riffenc"
3214 caf_demuxer_select="iso_media riffdec"
3215 caf_muxer_select="iso_media"
3216 dash_muxer_select="mp4_muxer"
3217 dash_demuxer_deps="libxml2"
3218 dirac_demuxer_select="dirac_parser"
3219 dts_demuxer_select="dca_parser"
3220 dtshd_demuxer_select="dca_parser"
3221 dv_demuxer_select="dvprofile"
3222 dv_muxer_select="dvprofile"
3223 dxa_demuxer_select="riffdec"
3224 eac3_demuxer_select="ac3_parser"
3225 f4v_muxer_select="mov_muxer"
3226 fifo_muxer_deps="threads"
3227 flac_demuxer_select="flac_parser"
3228 hds_muxer_select="flv_muxer"
3229 hls_muxer_select="mpegts_muxer"
3230 hls_muxer_suggest="gcrypt openssl"
3231 image2_alias_pix_demuxer_select="image2_demuxer"
3232 image2_brender_pix_demuxer_select="image2_demuxer"
3233 ipod_muxer_select="mov_muxer"
3234 ismv_muxer_select="mov_muxer"
3235 ivf_muxer_select="av1_metadata_bsf vp9_superframe_bsf"
3236 matroska_audio_muxer_select="matroska_muxer"
3237 matroska_demuxer_select="iso_media riffdec"
3238 matroska_demuxer_suggest="bzlib lzo zlib"
3239 matroska_muxer_select="iso_media riffenc"
3240 mmf_muxer_select="riffenc"
3241 mov_demuxer_select="iso_media riffdec"
3242 mov_demuxer_suggest="zlib"
3243 mov_muxer_select="iso_media riffenc rtpenc_chain"
3244 mp3_demuxer_select="mpegaudio_parser"
3245 mp3_muxer_select="mpegaudioheader"
3246 mp4_muxer_select="mov_muxer"
3247 mpegts_demuxer_select="iso_media"
3248 mpegts_muxer_select="adts_muxer latm_muxer"
3249 mpegtsraw_demuxer_select="mpegts_demuxer"
3250 mxf_d10_muxer_select="mxf_muxer"
3251 mxf_opatom_muxer_select="mxf_muxer"
3252 nut_muxer_select="riffenc"
3253 nuv_demuxer_select="riffdec"
3254 oga_muxer_select="ogg_muxer"
3255 ogg_demuxer_select="dirac_parse"
3256 ogv_muxer_select="ogg_muxer"
3257 opus_muxer_select="ogg_muxer"
3258 psp_muxer_select="mov_muxer"
3259 rtp_demuxer_select="sdp_demuxer"
3260 rtp_muxer_select="golomb"
3261 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
3262 rtsp_demuxer_select="http_protocol rtpdec"
3263 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
3264 sap_demuxer_select="sdp_demuxer"
3265 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
3266 sdp_demuxer_select="rtpdec"
3267 smoothstreaming_muxer_select="ismv_muxer"
3268 spdif_demuxer_select="adts_header"
3269 spdif_muxer_select="adts_header"
3270 spx_muxer_select="ogg_muxer"
3271 swf_demuxer_suggest="zlib"
3272 tak_demuxer_select="tak_parser"
3273 tg2_muxer_select="mov_muxer"
3274 tgp_muxer_select="mov_muxer"
3275 vobsub_demuxer_select="mpegps_demuxer"
3276 w64_demuxer_select="wav_demuxer"
3277 w64_muxer_select="wav_muxer"
3278 wav_demuxer_select="riffdec"
3279 wav_muxer_select="riffenc"
3280 webm_muxer_select="iso_media riffenc"
3281 webm_dash_manifest_demuxer_select="matroska_demuxer"
3282 wtv_demuxer_select="mpegts_demuxer riffdec"
3283 wtv_muxer_select="mpegts_muxer riffenc"
3284 xmv_demuxer_select="riffdec"
3285 xwma_demuxer_select="riffdec"
3288 android_camera_indev_deps="android camera2ndk mediandk pthreads"
3289 android_camera_indev_extralibs="-landroid -lcamera2ndk -lmediandk"
3290 alsa_indev_deps="alsa"
3291 alsa_outdev_deps="alsa"
3292 avfoundation_indev_deps="avfoundation corevideo coremedia pthreads"
3293 avfoundation_indev_suggest="coregraphics applicationservices"
3294 avfoundation_indev_extralibs="-framework Foundation"
3295 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3296 caca_outdev_deps="libcaca"
3297 decklink_deps_any="libdl LoadLibrary"
3298 decklink_indev_deps="decklink threads"
3299 decklink_indev_extralibs="-lstdc++"
3300 decklink_outdev_deps="decklink threads"
3301 decklink_outdev_suggest="libklvanc"
3302 decklink_outdev_extralibs="-lstdc++"
3303 dshow_indev_deps="IBaseFilter"
3304 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3305 fbdev_indev_deps="linux_fb_h"
3306 fbdev_outdev_deps="linux_fb_h"
3307 gdigrab_indev_deps="CreateDIBSection"
3308 gdigrab_indev_extralibs="-lgdi32"
3309 gdigrab_indev_select="bmp_decoder"
3310 iec61883_indev_deps="libiec61883"
3311 jack_indev_deps="libjack"
3312 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3313 kmsgrab_indev_deps="libdrm"
3314 lavfi_indev_deps="avfilter"
3315 libcdio_indev_deps="libcdio"
3316 libdc1394_indev_deps="libdc1394"
3317 openal_indev_deps="openal"
3318 opengl_outdev_deps="opengl"
3319 opengl_outdev_suggest="sdl2"
3320 oss_indev_deps_any="sys_soundcard_h"
3321 oss_outdev_deps_any="sys_soundcard_h"
3322 pulse_indev_deps="libpulse"
3323 pulse_outdev_deps="libpulse"
3324 sdl2_outdev_deps="sdl2"
3325 sndio_indev_deps="sndio"
3326 sndio_outdev_deps="sndio"
3327 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3328 v4l2_indev_suggest="libv4l2"
3329 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3330 v4l2_outdev_suggest="libv4l2"
3331 vfwcap_indev_deps="vfw32 vfwcap_defines"
3332 xcbgrab_indev_deps="libxcb"
3333 xcbgrab_indev_suggest="libxcb_shm libxcb_shape libxcb_xfixes"
3334 xv_outdev_deps="xlib"
3337 async_protocol_deps="threads"
3338 bluray_protocol_deps="libbluray"
3339 ffrtmpcrypt_protocol_conflict="librtmp_protocol"
3340 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl mbedtls"
3341 ffrtmpcrypt_protocol_select="tcp_protocol"
3342 ffrtmphttp_protocol_conflict="librtmp_protocol"
3343 ffrtmphttp_protocol_select="http_protocol"
3344 ftp_protocol_select="tcp_protocol"
3345 gopher_protocol_select="network"
3346 http_protocol_select="tcp_protocol"
3347 http_protocol_suggest="zlib"
3348 httpproxy_protocol_select="tcp_protocol"
3349 httpproxy_protocol_suggest="zlib"
3350 https_protocol_select="tls_protocol"
3351 https_protocol_suggest="zlib"
3352 icecast_protocol_select="http_protocol"
3353 mmsh_protocol_select="http_protocol"
3354 mmst_protocol_select="network"
3355 rtmp_protocol_conflict="librtmp_protocol"
3356 rtmp_protocol_select="tcp_protocol"
3357 rtmp_protocol_suggest="zlib"
3358 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3359 rtmpe_protocol_suggest="zlib"
3360 rtmps_protocol_conflict="librtmp_protocol"
3361 rtmps_protocol_select="tls_protocol"
3362 rtmps_protocol_suggest="zlib"
3363 rtmpt_protocol_select="ffrtmphttp_protocol"
3364 rtmpt_protocol_suggest="zlib"
3365 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3366 rtmpte_protocol_suggest="zlib"
3367 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3368 rtmpts_protocol_suggest="zlib"
3369 rtp_protocol_select="udp_protocol"
3370 schannel_conflict="openssl gnutls libtls mbedtls"
3371 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3372 sctp_protocol_select="network"
3373 securetransport_conflict="openssl gnutls libtls mbedtls"
3374 srtp_protocol_select="rtp_protocol srtp"
3375 tcp_protocol_select="network"
3376 tls_protocol_deps_any="gnutls openssl schannel securetransport libtls mbedtls"
3377 tls_protocol_select="tcp_protocol"
3378 udp_protocol_select="network"
3379 udplite_protocol_select="network"
3380 unix_protocol_deps="sys_un_h"
3381 unix_protocol_select="network"
3383 # external library protocols
3384 librtmp_protocol_deps="librtmp"
3385 librtmpe_protocol_deps="librtmp"
3386 librtmps_protocol_deps="librtmp"
3387 librtmpt_protocol_deps="librtmp"
3388 librtmpte_protocol_deps="librtmp"
3389 libsmbclient_protocol_deps="libsmbclient gplv3"
3390 libsrt_protocol_deps="libsrt"
3391 libsrt_protocol_select="network"
3392 libssh_protocol_deps="libssh"
3393 libtls_conflict="openssl gnutls mbedtls"
3396 afftdn_filter_deps="avcodec"
3397 afftdn_filter_select="fft"
3398 afftfilt_filter_deps="avcodec"
3399 afftfilt_filter_select="fft"
3400 afir_filter_deps="avcodec"
3401 afir_filter_select="fft"
3402 amovie_filter_deps="avcodec avformat"
3403 aresample_filter_deps="swresample"
3404 ass_filter_deps="libass"
3405 atempo_filter_deps="avcodec"
3406 atempo_filter_select="rdft"
3407 avgblur_opencl_filter_deps="opencl"
3408 azmq_filter_deps="libzmq"
3409 blackframe_filter_deps="gpl"
3410 bm3d_filter_deps="avcodec"
3411 bm3d_filter_select="dct"
3412 boxblur_filter_deps="gpl"
3413 boxblur_opencl_filter_deps="opencl gpl"
3414 bs2b_filter_deps="libbs2b"
3415 colormatrix_filter_deps="gpl"
3416 convolution_opencl_filter_deps="opencl"
3417 convolve_filter_deps="avcodec"
3418 convolve_filter_select="fft"
3419 coreimage_filter_deps="coreimage appkit"
3420 coreimage_filter_extralibs="-framework OpenGL"
3421 coreimagesrc_filter_deps="coreimage appkit"
3422 coreimagesrc_filter_extralibs="-framework OpenGL"
3423 cover_rect_filter_deps="avcodec avformat gpl"
3424 cropdetect_filter_deps="gpl"
3425 deconvolve_filter_deps="avcodec"
3426 deconvolve_filter_select="fft"
3427 deinterlace_qsv_filter_deps="libmfx"
3428 deinterlace_vaapi_filter_deps="vaapi"
3429 delogo_filter_deps="gpl"
3430 denoise_vaapi_filter_deps="vaapi"
3431 deshake_filter_select="pixelutils"
3432 dilation_opencl_filter_deps="opencl"
3433 drawtext_filter_deps="libfreetype"
3434 drawtext_filter_suggest="libfontconfig libfribidi"
3435 elbg_filter_deps="avcodec"
3436 eq_filter_deps="gpl"
3437 erosion_opencl_filter_deps="opencl"
3438 fftfilt_filter_deps="avcodec"
3439 fftfilt_filter_select="rdft"
3440 fftdnoiz_filter_deps="avcodec"
3441 fftdnoiz_filter_select="fft"
3442 find_rect_filter_deps="avcodec avformat gpl"
3443 firequalizer_filter_deps="avcodec"
3444 firequalizer_filter_select="rdft"
3445 flite_filter_deps="libflite"
3446 framerate_filter_select="scene_sad"
3447 freezedetect_filter_select="scene_sad"
3448 frei0r_filter_deps="frei0r libdl"
3449 frei0r_src_filter_deps="frei0r libdl"
3450 fspp_filter_deps="gpl"
3451 geq_filter_deps="gpl"
3452 histeq_filter_deps="gpl"
3453 hqdn3d_filter_deps="gpl"
3454 interlace_filter_deps="gpl"
3455 kerndeint_filter_deps="gpl"
3456 ladspa_filter_deps="ladspa libdl"
3457 lensfun_filter_deps="liblensfun version3"
3458 lv2_filter_deps="lv2"
3459 mcdeint_filter_deps="avcodec gpl"
3460 movie_filter_deps="avcodec avformat"
3461 mpdecimate_filter_deps="gpl"
3462 mpdecimate_filter_select="pixelutils"
3463 minterpolate_filter_select="scene_sad"
3464 mptestsrc_filter_deps="gpl"
3465 negate_filter_deps="lut_filter"
3466 nnedi_filter_deps="gpl"
3467 ocr_filter_deps="libtesseract"
3468 ocv_filter_deps="libopencv"
3469 openclsrc_filter_deps="opencl"
3470 overlay_opencl_filter_deps="opencl"
3471 overlay_qsv_filter_deps="libmfx"
3472 overlay_qsv_filter_select="qsvvpp"
3473 owdenoise_filter_deps="gpl"
3474 pan_filter_deps="swresample"
3475 perspective_filter_deps="gpl"
3476 phase_filter_deps="gpl"
3477 pp7_filter_deps="gpl"
3478 pp_filter_deps="gpl postproc"
3479 prewitt_opencl_filter_deps="opencl"
3480 procamp_vaapi_filter_deps="vaapi"
3481 program_opencl_filter_deps="opencl"
3482 pullup_filter_deps="gpl"
3483 removelogo_filter_deps="avcodec avformat swscale"
3484 repeatfields_filter_deps="gpl"
3485 resample_filter_deps="avresample"
3486 roberts_opencl_filter_deps="opencl"
3487 rubberband_filter_deps="librubberband"
3488 sab_filter_deps="gpl swscale"
3489 scale2ref_filter_deps="swscale"
3490 scale_filter_deps="swscale"
3491 scale_qsv_filter_deps="libmfx"
3492 select_filter_select="scene_sad"
3493 sharpness_vaapi_filter_deps="vaapi"
3494 showcqt_filter_deps="avcodec avformat swscale"
3495 showcqt_filter_suggest="libfontconfig libfreetype"
3496 showcqt_filter_select="fft"
3497 showfreqs_filter_deps="avcodec"
3498 showfreqs_filter_select="fft"
3499 showspectrum_filter_deps="avcodec"
3500 showspectrum_filter_select="fft"
3501 showspectrumpic_filter_deps="avcodec"
3502 showspectrumpic_filter_select="fft"
3503 signature_filter_deps="gpl avcodec avformat"
3504 smartblur_filter_deps="gpl swscale"
3505 sobel_opencl_filter_deps="opencl"
3506 sofalizer_filter_deps="libmysofa avcodec"
3507 sofalizer_filter_select="fft"
3508 spectrumsynth_filter_deps="avcodec"
3509 spectrumsynth_filter_select="fft"
3510 spp_filter_deps="gpl avcodec"
3511 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3512 sr_filter_deps="avformat swscale"
3513 sr_filter_select="dnn"
3514 stereo3d_filter_deps="gpl"
3515 subtitles_filter_deps="avformat avcodec libass"
3516 super2xsai_filter_deps="gpl"
3517 pixfmts_super2xsai_test_deps="super2xsai_filter"
3518 tinterlace_filter_deps="gpl"
3519 tinterlace_merge_test_deps="tinterlace_filter"
3520 tinterlace_pad_test_deps="tinterlace_filter"
3521 tonemap_filter_deps="const_nan"
3522 tonemap_opencl_filter_deps="opencl const_nan"
3523 transpose_opencl_filter_deps="opencl"
3524 transpose_vaapi_filter_deps="vaapi VAProcPipelineCaps_rotation_flags"
3525 unsharp_opencl_filter_deps="opencl"
3526 uspp_filter_deps="gpl avcodec"
3527 vaguedenoiser_filter_deps="gpl"
3528 vidstabdetect_filter_deps="libvidstab"
3529 vidstabtransform_filter_deps="libvidstab"
3530 libvmaf_filter_deps="libvmaf pthreads"
3531 zmq_filter_deps="libzmq"
3532 zoompan_filter_deps="swscale"
3533 zscale_filter_deps="libzimg const_nan"
3534 scale_vaapi_filter_deps="vaapi"
3535 vpp_qsv_filter_deps="libmfx"
3536 vpp_qsv_filter_select="qsvvpp"
3537 yadif_cuda_filter_deps="ffnvcodec cuda_nvcc"
3540 avio_dir_cmd_deps="avformat avutil"
3541 avio_reading_deps="avformat avcodec avutil"
3542 decode_audio_example_deps="avcodec avutil"
3543 decode_video_example_deps="avcodec avutil"
3544 demuxing_decoding_example_deps="avcodec avformat avutil"
3545 encode_audio_example_deps="avcodec avutil"
3546 encode_video_example_deps="avcodec avutil"
3547 extract_mvs_example_deps="avcodec avformat avutil"
3548 filter_audio_example_deps="avfilter avutil"
3549 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3550 filtering_video_example_deps="avfilter avcodec avformat avutil"
3551 http_multiclient_example_deps="avformat avutil fork"
3552 hw_decode_example_deps="avcodec avformat avutil"
3553 metadata_example_deps="avformat avutil"
3554 muxing_example_deps="avcodec avformat avutil swscale"
3555 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3556 remuxing_example_deps="avcodec avformat avutil"
3557 resampling_audio_example_deps="avutil swresample"
3558 scaling_video_example_deps="avutil swscale"
3559 transcode_aac_example_deps="avcodec avformat swresample"
3560 transcoding_example_deps="avfilter avcodec avformat avutil"
3561 vaapi_encode_example_deps="avcodec avutil h264_vaapi_encoder"
3562 vaapi_transcode_example_deps="avcodec avformat avutil h264_vaapi_encoder"
3565 cpu_init_extralibs="pthreads_extralibs"
3566 cws2fws_extralibs="zlib_extralibs"
3568 # libraries, in any order
3569 avcodec_deps="avutil"
3570 avcodec_suggest="libm"
3571 avcodec_select="null_bsf"
3572 avdevice_deps="avformat avcodec avutil"
3573 avdevice_suggest="libm"
3574 avfilter_deps="avutil"
3575 avfilter_suggest="libm"
3576 avformat_deps="avcodec avutil"
3577 avformat_suggest="libm network zlib"
3578 avresample_deps="avutil"
3579 avresample_suggest="libm"
3580 avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia bcrypt"
3581 postproc_deps="avutil gpl"
3582 postproc_suggest="libm"
3583 swresample_deps="avutil"
3584 swresample_suggest="libm libsoxr"
3585 swscale_deps="avutil"
3586 swscale_suggest="libm"
3588 avcodec_extralibs="pthreads_extralibs iconv_extralibs dxva2_extralibs"
3589 avfilter_extralibs="pthreads_extralibs"
3590 avutil_extralibs="d3d11va_extralibs nanosleep_extralibs pthreads_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
3593 ffmpeg_deps="avcodec avfilter avformat"
3594 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3595 hflip_filter null_filter
3596 transpose_filter trim_filter vflip_filter"
3597 ffmpeg_suggest="ole32 psapi shell32"
3598 ffplay_deps="avcodec avformat swscale swresample sdl2"
3599 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3600 ffplay_suggest="shell32"
3601 ffprobe_deps="avcodec avformat"
3602 ffprobe_suggest="shell32"
3605 podpages_deps="perl"
3606 manpages_deps="perl pod2man"
3607 htmlpages_deps="perl"
3608 htmlpages_deps_any="makeinfo_html texi2html"
3609 txtpages_deps="perl makeinfo"
3610 doc_deps_any="manpages htmlpages podpages txtpages"
3612 # default parameters
3614 logfile="ffbuild/config.log"
3616 # installation paths
3617 prefix_default="/usr/local"
3618 bindir_default='${prefix}/bin'
3619 datadir_default='${prefix}/share/ffmpeg'
3620 docdir_default='${prefix}/share/doc/ffmpeg'
3621 incdir_default='${prefix}/include'
3622 libdir_default='${prefix}/lib'
3623 mandir_default='${prefix}/share/man'
3629 host_cc_default="gcc"
3630 doxygen_default="doxygen"
3632 ln_s_default="ln -s -f"
3634 pkg_config_default=pkg-config
3635 ranlib_default="ranlib"
3636 strip_default="strip"
3637 version_script='--version-script'
3639 x86asmexe_default="nasm"
3640 windres_default="windres"
3642 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3646 target_os_default=$(tolower $(uname -s))
3647 host_os=$target_os_default
3650 if test "$target_os_default" = aix; then
3651 arch_default=$(uname -p)
3652 strip_default="strip -X32_64"
3653 nm_default="nm -g -X32_64"
3655 arch_default=$(uname -m)
3660 # configurable options
3661 enable $PROGRAM_LIST
3662 enable $DOCUMENT_LIST
3663 enable $EXAMPLE_LIST
3664 enable $(filter_out avresample $LIBRARY_LIST)
3670 enable faan faandct faanidct
3671 enable optimizations
3672 enable runtime_cpudetect
3673 enable safe_bitstream_reader
3675 enable swscale_alpha
3676 enable valgrind_backtrace
3678 sws_max_filter_size_default=256
3679 set_default sws_max_filter_size
3681 # internal components are enabled by default
3682 enable $EXTRALIBS_LIST
3684 # Avoid external, non-system, libraries getting enabled by dependency resolution
3685 disable $EXTERNAL_LIBRARY_LIST $HWACCEL_LIBRARY_LIST
3688 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3691 FULLNAME='$(NAME)$(BUILDSUF)'
3692 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3695 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3696 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3697 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3698 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3699 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3700 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3701 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3728 host_extralibs='-lm'
3729 host_cflags_filter=echo
3730 host_ldflags_filter=echo
3732 target_path='$(CURDIR)'
3734 # since the object filename is not given with the -MM flag, the compiler
3735 # is only able to print the basename, and we must add the path ourselves
3736 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3742 if test -f configure; then
3745 source_path=$(cd $(dirname "$0"); pwd)
3746 case "$source_path" in
3747 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3749 test -e "$source_path/config.h" &&
3750 die "Out of tree builds are impossible with config.h in source dir."
3757 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3760 find_things_extern(){
3763 file=$source_path/$3
3765 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
3768 find_filters_extern(){
3769 file=$source_path/$1
3770 sed -n 's/^extern AVFilter ff_[avfsinkrc]\{2,5\}_\([[:alnum:]_]\{1,\}\);/\1_filter/p' $file
3773 FILTER_LIST=$(find_filters_extern libavfilter/allfilters.c)
3774 OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
3775 INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
3776 MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
3777 DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
3778 ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
3779 DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
3784 PARSER_LIST=$(find_things_extern parser AVCodecParser libavcodec/parsers.c)
3785 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3786 HWACCEL_LIST=$(find_things_extern hwaccel AVHWAccel libavcodec/hwaccels.h)
3787 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3789 AVCODEC_COMPONENTS_LIST="
3797 AVDEVICE_COMPONENTS_LIST="
3802 AVFILTER_COMPONENTS_LIST="
3806 AVFORMAT_COMPONENTS_LIST="
3813 $AVCODEC_COMPONENTS_LIST
3814 $AVDEVICE_COMPONENTS_LIST
3815 $AVFILTER_COMPONENTS_LIST
3816 $AVFORMAT_COMPONENTS_LIST
3819 for n in $COMPONENT_LIST; do
3820 v=$(toupper ${n%s})_LIST
3822 eval ${n}_if_any="\$$v"
3825 enable $ARCH_EXT_LIST
3828 echo "Unknown option \"$1\"."
3829 echo "See $0 --help for available options."
3833 print_in_columns() {
3834 cols=$(expr $ncols / 24)
3835 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3841 echo $* | sed s/$suffix//g | print_in_columns
3853 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3854 echo "prob ${prob:-0.5}"
3862 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3863 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3872 --extra-ldexeflags=*)
3873 add_ldexeflags $optval
3875 --extra-ldsoflags=*)
3876 add_ldsoflags $optval
3878 --extra-ldlibflags=*)
3879 warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
3880 "removed in the future. Use --extra-ldsoflags instead."
3881 add_ldsoflags $optval
3884 add_extralibs $optval
3887 disable $INDEV_LIST $OUTDEV_LIST
3890 debuglevel="$optval"
3893 disable $PROGRAM_LIST
3895 --disable-everything)
3896 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3899 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3900 disable $LIBRARY_LIST $PROGRAM_LIST doc
3903 --enable-random|--disable-random)
3904 action=${opt%%-random}
3905 do_random ${action#--} $COMPONENT_LIST
3907 --enable-random=*|--disable-random=*)
3908 action=${opt%%-random=*}
3909 do_random ${action#--} $optval
3914 --enable-*=*|--disable-*=*)
3915 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3916 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3917 eval list=\$$(toupper $thing)_LIST
3918 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3919 list=$(filter "$name" $list)
3920 [ "$list" = "" ] && warn "Option $opt did not match anything"
3921 test $action = enable && warn_if_gets_disabled $list
3924 --enable-yasm|--disable-yasm)
3925 warn "The ${opt} option is only provided for compatibility and will be\n"\
3926 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3927 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3930 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3931 "removed in the future. Use --x86asmexe instead."
3934 --enable-?*|--disable-?*)
3935 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3936 if is_in $option $COMPONENT_LIST; then
3937 test $action = disable && action=unset
3938 eval $action \$$(toupper ${option%s})_LIST
3939 elif is_in $option $CMDLINE_SELECT; then
3946 NAME="${opt#--list-}"
3947 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3949 eval show_list $NAME \$$(toupper $NAME)_LIST
3951 --help|-h) show_help
3953 --quiet|-q) quiet=yes
3955 --fatal-warnings) enable fatal_warnings
3958 libfuzzer_path="$optval"
3961 optname="${opt%%=*}"
3962 optname="${optname#--}"
3963 optname=$(echo "$optname" | sed 's/-/_/g')
3964 if is_in $optname $CMDLINE_SET; then
3965 eval $optname='$optval'
3966 elif is_in $optname $CMDLINE_APPEND; then
3967 append $optname "$optval"
3979 if disabled autodetect; then
3981 # Unless iconv is explicitely disabled by the user, we still want to probe
3982 # for the iconv from the libc.
3983 disabled iconv || enable libc_iconv
3985 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3986 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3988 # Mark specifically enabled, but normally autodetected libraries as requested.
3989 for lib in $AUTODETECT_LIBS; do
3990 enabled $lib && request $lib
3992 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
3993 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3994 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3996 disabled logging && logfile=/dev/null
3998 # command line configuration sanity checks
4000 # we need to build at least one lib type
4001 if ! enabled_any static shared; then
4003 At least one library type must be built.
4004 Specify --enable-static to build the static libraries or --enable-shared to
4005 build the shared libraries as well. To only build the shared libraries specify
4006 --disable-static in addition to --enable-shared.
4011 die_license_disabled() {
4012 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
4015 die_license_disabled_gpl() {
4016 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
4019 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4020 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4022 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
4023 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
4025 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
4027 if enabled nonfree; then
4028 license="nonfree and unredistributable"
4029 elif enabled gplv3; then
4030 license="GPL version 3 or later"
4031 elif enabled lgplv3; then
4032 license="LGPL version 3 or later"
4033 elif enabled gpl; then
4034 license="GPL version 2 or later"
4036 license="LGPL version 2.1 or later"
4039 enabled_all gnutls openssl &&
4040 die "GnuTLS and OpenSSL must not be enabled at the same time."
4042 enabled_all gnutls mbedtls &&
4043 die "GnuTLS and mbedTLS must not be enabled at the same time."
4045 enabled_all openssl mbedtls &&
4046 die "OpenSSL and mbedTLS must not be enabled at the same time."
4048 # Disable all the library-specific components if the library itself
4049 # is disabled, see AVCODEC_LIST and following _LIST variables.
4051 disable_components(){
4052 disabled ${1} && disable $(
4053 eval components="\$$(toupper ${1})_COMPONENTS"
4054 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
4058 map 'disable_components $v' $LIBRARY_LIST
4060 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
4063 test -n "$valgrind" && toolchain="valgrind-memcheck"
4065 enabled ossfuzz && ! echo $CFLAGS | grep -q -- "-fsanitize=" && ! echo $CFLAGS | grep -q -- "-fcoverage-mapping" &&{
4066 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
4067 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
4070 case "$toolchain" in
4072 cc_default="${toolchain%-asan}"
4073 add_cflags -fsanitize=address
4074 add_ldflags -fsanitize=address
4077 cc_default="${toolchain%-msan}"
4078 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
4079 add_ldflags -fsanitize=memory
4082 cc_default="${toolchain%-tsan}"
4083 add_cflags -fsanitize=thread
4084 add_ldflags -fsanitize=thread
4085 case "$toolchain" in
4093 cc_default="${toolchain%-usan}"
4094 add_cflags -fsanitize=undefined
4095 add_ldflags -fsanitize=undefined
4098 target_exec_default="valgrind"
4099 case "$toolchain" in
4101 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"
4104 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
4109 # Check whether the current MSVC version needs the C99 converter.
4110 # From MSVC 2013 (compiler major version 18) onwards, it does actually
4111 # support enough of C99 to build ffmpeg. Default to the new
4112 # behaviour if the regexp was unable to match anything, since this
4113 # successfully parses the version number of existing supported
4114 # versions that require the converter (MSVC 2010 and 2012).
4115 cl_major_ver=$(cl.exe 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
4116 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
4118 cxx_default="cl.exe"
4120 die "Unsupported MSVC version (2013 or newer required)"
4122 ld_default="$source_path/compat/windows/mslink"
4123 nm_default="dumpbin.exe -symbols"
4124 ar_default="lib.exe"
4127 as_default="armasm64.exe"
4130 as_default="armasm.exe"
4133 target_os_default="win32"
4134 # Use a relative path for TMPDIR. This makes sure all the
4135 # ffconf temp files are written with a relative path, avoiding
4136 # issues with msys/win32 path conversion for MSVC parameters
4137 # such as -Fo<file> or -out:<file>.
4143 nm_default="dumpbin -symbols"
4145 target_os_default="win32"
4149 add_cflags -fprofile-arcs -ftest-coverage
4150 add_ldflags -fprofile-arcs -ftest-coverage
4153 add_cflags -fprofile-arcs -ftest-coverage
4154 add_ldflags --coverage
4157 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
4158 add_cflags -fno-strict-overflow -fstack-protector-all
4159 add_ldflags -Wl,-z,relro -Wl,-z,now
4161 add_ldexeflags -fPIE -pie
4164 die "Unknown toolchain $toolchain"
4168 if test -n "$cross_prefix"; then
4169 test -n "$arch" && test -n "$target_os" ||
4170 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
4171 enable cross_compile
4174 set_default target_os
4175 if test "$target_os" = android; then
4179 ar_default="${cross_prefix}${ar_default}"
4180 cc_default="${cross_prefix}${cc_default}"
4181 cxx_default="${cross_prefix}${cxx_default}"
4182 nm_default="${cross_prefix}${nm_default}"
4183 pkg_config_default="${cross_prefix}${pkg_config_default}"
4184 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
4185 ranlib_default="${cross_prefix}${ranlib_default} -D"
4187 ranlib_default="${cross_prefix}${ranlib_default}"
4189 strip_default="${cross_prefix}${strip_default}"
4190 windres_default="${cross_prefix}${windres_default}"
4192 sysinclude_default="${sysroot}/usr/include"
4194 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
4195 target_exec x86asmexe nvcc
4196 enabled cross_compile || host_cc_default=$cc
4199 pkg_config_fail_message=""
4200 if ! $pkg_config --version >/dev/null 2>&1; then
4201 warn "$pkg_config not found, library detection may fail."
4203 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
4204 pkg_config_fail_message="
4205 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
4208 if test $doxygen != $doxygen_default && \
4209 ! $doxygen --version >/dev/null 2>&1; then
4210 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
4215 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
4219 EXESUF=$(exesuf $target_os)
4220 HOSTEXESUF=$(exesuf $host_os)
4222 # set temporary file name
4223 : ${TMPDIR:=$TEMPDIR}
4227 if [ -n "$tempprefix" ] ; then
4229 tmpname="$tempprefix.${HOSTNAME}.${UID}"
4233 elif ! test_cmd mktemp -u XXXXXX; then
4234 # simple replacement for missing mktemp
4235 # NOT SAFE FOR GENERAL USE
4237 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
4243 FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
4244 die "Unable to create temporary directory in $TMPDIR."
4247 tmp="${FFTMPDIR}/test"$2
4248 (set -C; exec > $tmp) 2> /dev/null ||
4249 die "Unable to create temporary file in $FFTMPDIR."
4253 trap 'rm -rf -- "$FFTMPDIR"' EXIT
4259 tmpfile TMPE $EXESUF
4272 # make sure we can execute files in $TMPDIR
4273 cat > $TMPSH 2>> $logfile <<EOF
4276 chmod +x $TMPSH >> $logfile 2>&1
4277 if ! $TMPSH >> $logfile 2>&1; then
4279 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
4280 variable to another directory and make sure that it is not mounted noexec.
4282 die "Sanity test failed."
4288 # Filter out MSVC cl.exe options from cflags that shouldn't
4289 # be passed to gas-preprocessor
4299 -Wno-switch) echo -Wno-switch-enum ;;
4300 -Wno-format-zero-length) ;;
4301 -Wdisabled-optimization) ;;
4302 -Wno-pointer-sign) echo -Wno-other ;;
4308 msvc_common_flags(){
4311 # In addition to specifying certain flags under the compiler
4312 # specific filters, they must be specified here as well or else the
4313 # generic catch all at the bottom will print the original flag.
4318 -fomit-frame-pointer) ;;
4322 -fno-signed-zeros) ;;
4326 -lz) echo zlib.lib ;;
4327 -lx264) echo libx264.lib ;;
4329 -l*) echo ${flag#-l}.lib ;;
4330 -LARGEADDRESSAWARE) echo $flag ;;
4331 -L*) echo -libpath:${flag#-L} ;;
4338 msvc_common_flags "$@"
4341 -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
4343 -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
4344 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4345 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
4347 -wd4273 -wd4554 -wd4701 -wd4703 ;;
4353 msvc_common_flags "$@"
4356 # Despite what Intel's documentation says -Wall, which is supported
4357 # on Windows, does enable remarks so disable them here.
4358 -Wall) echo $flag -Qdiag-disable:remark ;;
4359 -std=c99) echo -Qstd=c99 ;;
4378 case "${flag#*=}" in
4379 native) echo -xtarget=native ;;
4380 v9|niagara) echo -xarch=sparc ;;
4381 ultrasparc) echo -xarch=sparcvis ;;
4382 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
4383 i586|pentium) echo -xchip=pentium ;;
4384 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
4385 pentium3*|c3-2) echo -xtarget=pentium3 ;;
4386 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
4387 pentium4*) echo -xtarget=pentium4 ;;
4388 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
4389 *-sse3) echo -xarch=sse3 ;;
4390 core2) echo -xarch=ssse3 -xchip=core2 ;;
4391 bonnell) echo -xarch=ssse3 ;;
4392 corei7|nehalem) echo -xtarget=nehalem ;;
4393 westmere) echo -xtarget=westmere ;;
4394 silvermont) echo -xarch=sse4_2 ;;
4395 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
4396 core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
4398 amdfam10|barcelona) echo -xtarget=barcelona ;;
4399 btver1) echo -xarch=amdsse4a ;;
4400 btver2|bdver*|znver*) echo -xarch=avx ;;
4401 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
4402 k8|opteron|athlon64|athlon-fx)
4403 echo -xarch=sse2a ;;
4404 athlon*) echo -xarch=pentium_proa ;;
4407 -std=c99) echo -xc99 ;;
4408 -fomit-frame-pointer) echo -xregs=frameptr ;;
4409 -fPIC) echo -KPIC -xcode=pic32 ;;
4410 -W*,*) echo $flag ;;
4411 -f*-*|-W*|-mimpure-text) ;;
4423 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
4424 unset _ld_o _ldflags _ld_lib _ld_path
4425 unset _depflags _DEPCMD _DEPFLAGS
4428 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
4429 true # no-op to avoid reading stdin in following checks
4430 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
4432 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
4433 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
4434 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4437 elif $_cc -v 2>&1 | grep -qi ^gcc; then
4439 gcc_version=$($_cc --version | head -n1)
4440 gcc_basever=$($_cc -dumpversion)
4441 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
4442 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
4443 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
4444 case $gcc_basever in
4447 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
4449 if [ "$first" = true ]; then
4450 case $gcc_basever in
4452 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
4457 elif $_cc --version 2>/dev/null | grep -q ^icc; then
4459 _ident=$($_cc --version | head -n1)
4464 _flags_filter=icc_flags
4465 elif $_cc -v 2>&1 | grep -q xlc; then
4467 _ident=$($_cc -qversion 2>/dev/null | head -n1)
4469 _cflags_size='-O5 -qcompact'
4470 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
4471 test -d "$sysroot" || die "No valid sysroot specified."
4473 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
4474 armcc_conf="$PWD/armcc.conf"
4475 $_cc --arm_linux_configure \
4476 --arm_linux_config_file="$armcc_conf" \
4477 --configure_sysroot="$sysroot" \
4478 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
4479 die "Error creating armcc configuration file."
4480 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
4481 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
4482 as_default="${cross_prefix}gcc"
4486 elif $_cc -v 2>&1 | grep -q clang && ! $_cc -? > /dev/null 2>&1; then
4488 _ident=$($_cc --version 2>/dev/null | head -n1)
4489 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4492 elif $_cc -V 2>&1 | grep -q Sun; then
4494 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
4495 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
4496 _DEPFLAGS='-xM1 -xc99'
4499 _cflags_size='-O5 -xspace'
4500 _flags_filter=suncc_flags
4501 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
4503 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4504 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4507 _flags_filter='filter_out -Wdisabled-optimization'
4508 elif $_cc -v 2>&1 | grep -q Open64; then
4510 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4511 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4514 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
4515 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
4517 _ident=$($_cc | head -n1)
4518 # 4509: "This form of conditional instruction is deprecated"
4519 _flags="-nologo -ignore 4509"
4520 _flags_filter=armasm_flags
4521 elif $_cc 2>&1 | grep -q Intel; then
4523 _ident=$($_cc 2>&1 | head -n1)
4524 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
4525 # Not only is O3 broken on 13.x+ but it is slower on all previous
4526 # versions (tested) as well.
4528 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
4529 if $_cc 2>&1 | grep -q Linker; then
4536 _flags_filter=icl_flags
4538 _ld_path='-libpath:'
4539 # -Qdiag-error to make icl error when seeing certain unknown arguments
4540 _flags='-nologo -Qdiag-error:4044,10157'
4541 # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
4542 # with MSVC which enables it by default.
4543 _cflags='-Qms0 -Qvec- -Qsimd- -GS -fp:precise'
4545 elif $_cc -? 2>/dev/null | grep -q 'LLVM.*Linker'; then
4546 # lld can emulate multiple different linkers; in ms link.exe mode,
4547 # the -? parameter gives the help output which contains an identifyable
4548 # string, while it gives an error in other modes.
4550 # The link.exe mode doesn't have a switch for getting the version,
4551 # but we can force it back to gnu mode and get the version from there.
4552 _ident=$($_cc -flavor gnu --version 2>/dev/null)
4554 _flags_filter=msvc_flags
4556 _ld_path='-libpath:'
4557 elif $_cc -nologo- 2>&1 | grep -q Microsoft || { $_cc -v 2>&1 | grep -q clang && $_cc -? > /dev/null 2>&1; }; then
4559 _ident=$($_cc 2>&1 | head -n1 | tr -d '\r')
4560 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
4561 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
4565 if $_cc -nologo- 2>&1 | grep -q Linker; then
4572 _flags_filter=msvc_flags
4574 _ld_path='-libpath:'
4577 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
4579 _ident=$($_cc --version | head -n1)
4583 _flags_filter=cparser_flags
4586 eval ${pfx}_type=\$_type
4587 eval ${pfx}_ident=\$_ident
4591 eval ${1}_C=\${_cc_c-\${${1}_C}}
4592 eval ${1}_E=\${_cc_e-\${${1}_E}}
4593 eval ${1}_O=\${_cc_o-\${${1}_O}}
4595 if [ -n "$_depflags" ]; then
4596 eval ${1}_DEPFLAGS=\$_depflags
4598 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
4599 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
4600 eval DEP${1}FLAGS=\$_flags
4604 probe_cc cc "$cc" "true"
4605 cflags_filter=$_flags_filter
4606 cflags_speed=$_cflags_speed
4607 cflags_size=$_cflags_size
4608 cflags_noopt=$_cflags_noopt
4609 add_cflags $_flags $_cflags
4610 cc_ldflags=$_ldflags
4614 probe_cc hostcc "$host_cc"
4615 host_cflags_filter=$_flags_filter
4616 host_cflags_speed=$_cflags_speed
4617 add_host_cflags $_flags $_cflags
4620 test -n "$cc_type" && enable $cc_type ||
4621 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
4623 : ${as_default:=$cc}
4624 : ${objcc_default:=$cc}
4625 : ${dep_cc_default:=$cc}
4626 : ${ld_default:=$cc}
4627 : ${host_ld_default:=$host_cc}
4628 set_default ar as objcc dep_cc ld ln_s host_ld windres
4631 asflags_filter=$_flags_filter
4632 add_asflags $_flags $_cflags
4635 probe_cc objcc "$objcc"
4636 objcflags_filter=$_flags_filter
4637 add_objcflags $_flags $_cflags
4641 ldflags_filter=$_flags_filter
4642 add_ldflags $_flags $_ldflags
4643 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
4645 LD_LIB=${_ld_lib-$LD_LIB}
4646 LD_PATH=${_ld_path-$LD_PATH}
4648 probe_cc hostld "$host_ld"
4649 host_ldflags_filter=$_flags_filter
4650 add_host_ldflags $_flags $_ldflags
4651 HOSTLD_O=${_ld_o-$HOSTLD_O}
4653 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
4654 probe_cc depcc "$dep_cc"
4655 CCDEP=${_DEPCMD:-$DEPCMD}
4656 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
4660 if $ar 2>&1 | grep -q Microsoft; then
4663 elif $ar 2>&1 | grep -q "\[D\] "; then
4671 add_cflags $extra_cflags
4672 add_cxxflags $extra_cxxflags
4673 add_objcflags $extra_objcflags
4674 add_asflags $extra_cflags
4676 if test -n "$sysroot"; then
4679 add_cppflags --sysroot="$sysroot"
4680 add_ldflags --sysroot="$sysroot"
4685 if test "$cpu" = host; then
4686 enabled cross_compile &&
4687 die "--cpu=host makes no sense when cross-compiling."
4692 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4694 s/.*$1=\\([^ ]*\\).*/\\1/
4699 cpu=$(check_native -march || check_native -mcpu)
4703 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4704 sed -n "/cc1.*-target-cpu /{
4705 s/.*-target-cpu \\([^ ]*\\).*/\\1/
4710 cpu=$(check_native -march)
4714 test "${cpu:-host}" = host &&
4715 die "--cpu=host not supported with compiler $cc"
4718 # Deal with common $arch aliases
4742 "Power Macintosh"|ppc*|powerpc*)
4757 i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
4762 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
4765 # Add processor-specific flags
4766 if enabled aarch64; then
4770 cpuflags="-march=$cpu"
4773 cpuflags="-mcpu=$cpu"
4777 elif enabled alpha; then
4779 cpuflags="-mcpu=$cpu"
4781 elif enabled arm; then
4784 test_cpp_condition stddef.h \
4785 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
4790 if check_arm_arch 4; then echo armv4
4791 elif check_arm_arch 4T; then echo armv4t
4792 elif check_arm_arch 5; then echo armv5
4793 elif check_arm_arch 5E; then echo armv5e
4794 elif check_arm_arch 5T; then echo armv5t
4795 elif check_arm_arch 5TE; then echo armv5te
4796 elif check_arm_arch 5TEJ; then echo armv5te
4797 elif check_arm_arch 6; then echo armv6
4798 elif check_arm_arch 6J; then echo armv6j
4799 elif check_arm_arch 6K; then echo armv6k
4800 elif check_arm_arch 6Z; then echo armv6z
4801 elif check_arm_arch 6KZ; then echo armv6zk
4802 elif check_arm_arch 6ZK; then echo armv6zk
4803 elif check_arm_arch 6T2; then echo armv6t2
4804 elif check_arm_arch 7; then echo armv7
4805 elif check_arm_arch 7A 7_A; then echo armv7-a
4806 elif check_arm_arch 7S; then echo armv7-a
4807 elif check_arm_arch 7R 7_R; then echo armv7-r
4808 elif check_arm_arch 7M 7_M; then echo armv7-m
4809 elif check_arm_arch 7EM 7E_M; then echo armv7-m
4810 elif check_arm_arch 8A 8_A; then echo armv8-a
4814 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
4818 cpuflags="-march=$cpu"
4819 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
4822 cpuflags="-mcpu=$cpu"
4824 cortex-a*) subarch=armv7a ;;
4825 cortex-r*) subarch=armv7r ;;
4826 cortex-m*) enable thumb; subarch=armv7m ;;
4827 arm11*) subarch=armv6 ;;
4828 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
4829 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
4830 *) subarch=$(probe_arm_arch) ;;
4836 armv5t*) enable fast_clz ;;
4839 disabled fast_unaligned || enable fast_unaligned
4843 elif enabled avr32; then
4848 cpuflags="-mpart=$cpu"
4852 cpuflags="-march=$cpu"
4856 cpuflags="-mcpu=$cpu"
4860 cpuflags="-march=$cpu"
4864 elif enabled bfin; then
4866 cpuflags="-mcpu=$cpu"
4868 elif enabled mips; then
4870 cpuflags="-march=$cpu"
4872 if [ "$cpu" != "generic" ]; then
4882 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
4893 enable local_aligned
4894 enable simd_align_16
4898 enable fast_unaligned
4899 disable aligned_stack
4902 # When gcc version less than 5.3.0, add -fno-expensive-optimizations flag.
4903 if [ $cc == gcc ]; then
4904 gcc_version=$(gcc -dumpversion)
4905 if [ "$(echo "$gcc_version 5.3.0" | tr " " "\n" | sort -rV | head -n 1)" == "$gcc_version" ]; then
4906 expensive_optimization_flag=""
4908 expensive_optimization_flag="-fno-expensive-optimizations"
4913 cpuflags="-march=loongson3a -mhard-float $expensive_optimization_flag"
4916 cpuflags="-march=loongson2e -mhard-float $expensive_optimization_flag"
4919 cpuflags="-march=loongson2f -mhard-float $expensive_optimization_flag"
4924 # Unknown CPU. Disable everything.
4925 warn "unknown CPU. Disabling all MIPS optimizations."
4948 24kef*|34kf*|1004kf*)
4956 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
4960 check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4964 check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4968 # We do not disable anything. Is up to the user to disable the unwanted features.
4969 warn 'generic cpu selected'
4972 elif enabled ppc; then
4976 case $(tolower $cpu) in
4977 601|ppc601|powerpc601)
4978 cpuflags="-mcpu=601"
4981 603*|ppc603*|powerpc603*)
4982 cpuflags="-mcpu=603"
4985 604*|ppc604*|powerpc604*)
4986 cpuflags="-mcpu=604"
4989 g3|75*|ppc75*|powerpc75*)
4990 cpuflags="-mcpu=750"
4993 g4|745*|ppc745*|powerpc745*)
4994 cpuflags="-mcpu=7450"
4997 74*|ppc74*|powerpc74*)
4998 cpuflags="-mcpu=7400"
5001 g5|970|ppc970|powerpc970)
5002 cpuflags="-mcpu=970"
5006 cpuflags="-mcpu=$cpu"
5010 cpuflags="-mcpu=$cpu"
5013 cpuflags="-mcpu=cell"
5018 cpuflags="-mcpu=e500mc"
5022 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
5027 cpuflags="-mcpu=8540 -mhard-float"
5033 elif enabled sparc; then
5036 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
5037 cpuflags="-mcpu=$cpu"
5039 ultrasparc*|niagara[234])
5040 cpuflags="-mcpu=$cpu"
5044 elif enabled x86; then
5048 cpuflags="-march=$cpu"
5052 # targets that do NOT support nopl and conditional mov (cmov)
5053 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
5054 cpuflags="-march=$cpu"
5057 # targets that do support nopl and conditional mov (cmov)
5058 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
5059 |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|skylake*|knl\
5060 |amdfam10|barcelona|b[dt]ver*|znver*)
5061 cpuflags="-march=$cpu"
5065 # targets that do support conditional mov but on which it's slow
5066 pentium4|pentium4m|prescott|nocona)
5067 cpuflags="-march=$cpu"
5075 if [ "$cpu" != generic ]; then
5076 add_cflags $cpuflags
5077 add_asflags $cpuflags
5078 test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
5081 # compiler sanity check
5083 int main(void){ return 0; }
5085 if test "$?" != 0; then
5086 echo "$cc is unable to create an executable file."
5087 if test -z "$cross_prefix" && ! enabled cross_compile ; then
5088 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
5089 echo "Only do this if you know what cross compiling means."
5091 die "C compiler test failed."
5094 add_cppflags -D_ISOC99_SOURCE
5095 add_cxxflags -D__STDC_CONSTANT_MACROS
5096 check_cxxflags -std=c++11 || check_cxxflags -std=c++0x
5098 # some compilers silently accept -std=c11, so we also need to check that the
5099 # version macro is defined properly
5100 test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L" &&
5101 add_cflags -std=c11 ||
5102 check_cflags -std=c99
5104 check_cppflags -D_FILE_OFFSET_BITS=64
5105 check_cppflags -D_LARGEFILE_SOURCE
5107 add_host_cppflags -D_ISOC99_SOURCE
5108 check_host_cflags -std=c99
5109 check_host_cflags -Wall
5110 check_host_cflags $host_cflags_speed
5115 expr=${3:-'sizeof(void *) > 4'}
5116 test_code cc "" "int test[2*($expr) - 1]" &&
5117 subarch=$arch64 || subarch=$arch32
5123 enabled shared && enable_weak pic
5126 check_64bit mips mips64 '_MIPS_SIM > 1'
5127 enabled shared && enable_weak pic
5130 check_64bit parisc parisc64
5131 enabled shared && enable_weak pic
5134 check_64bit ppc ppc64
5135 enabled shared && enable_weak pic
5138 check_64bit s390 s390x
5139 enabled shared && enable_weak pic
5142 check_64bit sparc sparc64
5143 enabled shared && enable_weak pic
5146 check_64bit x86_32 x86_64
5147 # Treat x32 as x64 for now. Note it also needs pic if shared
5148 test "$subarch" = "x86_32" && test_cpp_condition stddef.h 'defined(__x86_64__)' &&
5149 subarch=x86_64 && enable x86_64 && disable x86_32
5150 if enabled x86_64; then
5151 enabled shared && enable_weak pic
5161 add_cppflags '-I\$(SRC_PATH)/compat/aix'
5162 enabled shared && add_ldflags -Wl,-brtl
5163 arflags='-Xany -r -c'
5168 enable section_data_rel_ro
5170 add_ldexeflags -fPIE -pie
5171 SLIB_INSTALL_NAME='$(SLIBNAME)'
5173 SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
5176 prefix_default="/boot/common"
5177 network_extralibs="-lnetwork"
5181 SHFLAGS='-shared -Wl,-h,$$(@F)'
5182 enabled x86 && append SHFLAGS -mimpure-text
5183 network_extralibs="-lsocket -lnsl"
5184 add_cppflags -D__EXTENSIONS__
5185 # When using suncc to build, the Solaris linker will mark
5186 # an executable with each instruction set encountered by
5187 # the Solaris assembler. As our libraries contain their own
5188 # guards for processor-specific code, instead suppress
5189 # generation of the HWCAPS ELF section on Solaris x86 only.
5190 enabled_all suncc x86 &&
5191 echo "hwcap_1 = OVERRIDE;" > mapfile &&
5192 add_ldflags -Wl,-M,mapfile
5193 nm_default='nm -P -g'
5196 VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'
5200 oss_indev_extralibs="-lossaudio"
5201 oss_outdev_extralibs="-lossaudio"
5202 enabled gcc || check_ldflags -Wl,-zmuldefs
5208 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
5210 oss_indev_extralibs="-lossaudio"
5211 oss_outdev_extralibs="-lossaudio"
5219 add_extralibs -lpoll -lgnugetopt
5223 enabled ppc && add_asflags -force_cpusubtype_ALL
5224 install_name_dir_default='$(SHLIBDIR)'
5225 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
5226 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
5228 add_ldflags -Wl,-dynamic,-search_paths_first
5229 check_cflags -Werror=partial-availability
5231 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
5232 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
5233 enabled x86_64 && objformat="macho64" || objformat="macho32"
5234 enabled_any pic shared x86_64 ||
5235 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
5236 check_headers dispatch/dispatch.h &&
5237 add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
5238 if test -n "$sysroot"; then
5239 is_in -isysroot $cc $CPPFLAGS $CFLAGS || check_cppflags -isysroot $sysroot
5240 is_in -isysroot $ld $LDFLAGS || check_ldflags -isysroot $sysroot
5242 version_script='-exported_symbols_list'
5243 VERSION_SCRIPT_POSTPROCESS_CMD='tr " " "\n" | sed -n /global:/,/local:/p | grep ";" | tr ";" "\n" | sed -E "s/(.+)/_\1/g" | sed -E "s/(.+[^*])$$$$/\1*/"'
5246 die "Native MSYS builds are discouraged, please use the MINGW environment."
5251 if enabled x86_64; then
5252 LIBTARGET="i386:x86-64"
5253 elif enabled arm; then
5255 elif enabled aarch64; then
5258 if enabled shared; then
5259 # Cannot build both shared and static libs when using dllimport.
5262 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5263 enabled x86_32 && check_ldflags -Wl,--large-address-aware
5264 shlibdir_default="$bindir_default"
5267 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5268 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5269 if test_cmd lib.exe -list; then
5270 SLIB_EXTRA_CMD=-'lib.exe -nologo -machine:$(LIBTARGET) -def:$$(@:$(SLIBSUF)=.def) -out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5271 if enabled x86_64; then
5275 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
5277 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5279 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5280 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5281 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" AR="$(AR_CMD)" NM="$(NM_CMD)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5282 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--disable-auto-image-base $$(@:$(SLIBSUF)=.def)'
5283 enabled x86_64 && objformat="win64" || objformat="win32"
5284 dlltool="${cross_prefix}dlltool"
5287 check_ldflags -Wl,--nxcompat,--dynamicbase
5288 # Lets work around some stupidity in binutils.
5289 # ld will strip relocations from executables even though we need them
5290 # for dynamicbase (ASLR). Using -pie does retain the reloc section
5291 # however ld then forgets what the entry point should be (oops) so we
5292 # have to manually (re)set it.
5293 if enabled x86_32; then
5294 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
5295 elif enabled x86_64; then
5296 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
5297 check_ldflags -Wl,--high-entropy-va # binutils 2.25
5298 # Set image base >4GB for extra entropy with HEASLR
5299 add_ldexeflags -Wl,--image-base,0x140000000
5300 append SHFLAGS -Wl,--image-base,0x180000000
5305 if enabled shared; then
5306 # Link to the import library instead of the normal static library
5309 # Cannot build both shared and static libs with MSVC or icl.
5312 enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
5313 shlibdir_default="$bindir_default"
5316 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5317 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5318 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5319 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5321 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5322 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5323 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5324 enabled x86_64 && objformat="win64" || objformat="win32"
5330 shlibdir_default="$bindir_default"
5333 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5334 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5335 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5337 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
5338 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
5339 enabled x86_64 && objformat="win64" || objformat="win32"
5341 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5342 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5344 *-dos|freedos|opendos)
5345 network_extralibs="-lsocket"
5350 enable section_data_rel_ro
5351 enabled_any arm aarch64 && enable_weak linux_perf
5355 ranlib="echo ignoring ranlib"
5361 add_cppflags -D_GNU_SOURCE
5362 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zhigh-mem -Zmap
5363 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
5367 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5368 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
5369 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
5370 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
5371 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
5372 echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
5373 emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
5374 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
5375 emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
5376 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5378 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
5380 enable_weak os2threads
5383 add_cppflags -D_BSD_SOURCE
5388 add_cppflags -D_QNX_SOURCE
5389 network_extralibs="-lsocket"
5394 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
5395 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
5396 add_ldflags -Wl,--target1-abs,--no-undefined \
5397 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
5398 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
5399 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
5400 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
5401 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
5408 die "Unknown OS '$target_os'."
5412 # test if creating links works
5413 link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
5414 link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
5416 $ln_s "$link_dest" "$link_name"
5417 touch "$link_dest/test_file"
5418 if [ "$source_path" != "." ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
5419 # create link to source path
5420 [ -e src ] && rm src
5421 $ln_s "$source_path" src
5424 # creating directory links doesn't work
5425 # fall back to using the full source path
5426 source_link="$source_path"
5432 # determine libc flavour
5437 # uclibc defines __GLIBC__, so it needs to be checked before glibc.
5438 if test_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
5439 eval ${pfx}libc_type=uclibc
5440 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5441 elif test_${pfx}cpp_condition features.h "defined __GLIBC__"; then
5442 eval ${pfx}libc_type=glibc
5443 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5444 # MinGW headers can be installed on Cygwin, so check for newlib first.
5445 elif test_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
5446 eval ${pfx}libc_type=newlib
5447 add_${pfx}cppflags -U__STRICT_ANSI__ -D_XOPEN_SOURCE=600
5448 # MinGW64 is backwards compatible with MinGW32, so check for it first.
5449 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
5450 eval ${pfx}libc_type=mingw64
5451 if test_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
5452 add_compat msvcrt/snprintf.o
5453 add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
5455 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5456 eval test \$${pfx_no_}cc_type = "gcc" &&
5457 add_${pfx}cppflags -D__printf__=__gnu_printf__
5458 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5459 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5460 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
5461 test_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
5462 eval ${pfx}libc_type=mingw32
5463 test_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
5464 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
5465 die "ERROR: MinGW32 runtime version must be >= 3.15."
5466 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5467 test_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
5468 add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
5469 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5470 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5471 eval test \$${pfx_no_}cc_type = "gcc" &&
5472 add_${pfx}cppflags -D__printf__=__gnu_printf__
5473 elif test_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
5474 eval ${pfx}libc_type=msvcrt
5475 if test_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then
5476 if [ "$pfx" = host_ ]; then
5477 add_host_cppflags -Dsnprintf=_snprintf
5479 add_compat strtod.o strtod=avpriv_strtod
5480 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
5481 _snprintf=avpriv_snprintf \
5482 vsnprintf=avpriv_vsnprintf
5485 add_${pfx}cppflags -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS
5486 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
5487 # 0x601 by default unless something else is set by the user.
5488 # This can easily lead to us detecting functions only present
5489 # in such new versions and producing binaries requiring windows 7.0.
5490 # Therefore explicitly set the default to Vista unless the user has
5491 # set something else on the command line.
5492 # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
5493 # family. For these cases, configure is free to use any functions
5494 # found in the SDK headers by default. (Alternatively, we could force
5495 # _WIN32_WINNT to 0x0602 in that case.)
5496 test_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
5497 { test_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0600; }
5498 #ifdef WINAPI_FAMILY
5499 #include <winapifamily.h>
5500 #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
5505 if [ "$pfx" = "" ]; then
5506 check_func strtoll || add_cflags -Dstrtoll=_strtoi64
5507 check_func strtoull || add_cflags -Dstrtoull=_strtoui64
5509 elif test_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
5510 eval ${pfx}libc_type=klibc
5511 elif test_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
5512 eval ${pfx}libc_type=bionic
5513 elif test_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
5514 eval ${pfx}libc_type=solaris
5515 add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
5516 elif test_${pfx}cpp_condition sys/version.h "defined __DJGPP__"; then
5517 eval ${pfx}libc_type=djgpp
5518 add_cppflags -U__STRICT_ANSI__
5519 add_cflags "-include $source_path/compat/djgpp/math.h"
5520 add_compat djgpp/math.o
5524 void *v = localtime_r;
5526 test "$?" != 0 && test_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5528 void *v = localtime_r;
5531 eval test -n "\${${pfx}libc_type}" && enable ${pfx}libc_${libc_type}
5537 # hacks for compiler/libc/os combinations
5541 add_compat strtod.o strtod=avpriv_strtod
5545 check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
5546 add_cppflags '-I\$(SRC_PATH)/compat/float'
5548 test_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
5551 : ${shlibdir_default:="$libdir"}
5552 : ${pkgconfigdir_default:="$libdir/pkgconfig"}
5554 set_default $PATHS_LIST
5557 disabled optimizations || enabled ossfuzz || check_cflags -fomit-frame-pointer
5560 disabled pic && return
5563 case "$target_os" in
5564 mingw*|cygwin*|win*)
5573 enabled pic && enable_weak_pic
5575 test_cc <<EOF || die "Symbol mangling check failed."
5578 sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
5579 extern_prefix=${sym%%ff_extern*}
5581 ! disabled inline_asm && check_inline_asm inline_asm '"" ::'
5583 for restrict_keyword in restrict __restrict__ __restrict ""; do
5584 test_code cc "" "char * $restrict_keyword p" && break
5587 check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
5589 # The global variable ensures the bits appear unchanged in the object file.
5590 test_cc <<EOF || die "endian test failed"
5591 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
5593 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
5595 check_cc const_nan math.h "struct { double d; } static const bar[] = { { NAN } }"
5597 if ! enabled ppc64 || enabled bigendian; then
5602 log "check_gas using '$as' as AS"
5603 # :vararg is used on aarch64, arm and ppc altivec
5605 .macro m n, y:vararg=0
5609 # .altmacro is only used in arm asm
5610 ! enabled arm || check_as gnu_as ".altmacro"
5613 if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
5615 enabled_any arm aarch64 && nogas=die
5616 enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
5620 arm*) gaspp_as_type=armasm; as_noop=-h ;;
5621 gcc) gaspp_as_type=gas ;;
5622 *) gaspp_as_type=$as_type ;;
5625 [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
5627 test "${as#*gas-preprocessor.pl}" != "$as" ||
5628 test_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
5629 gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
5631 if ! check_gas ; then
5634 $nogas "GNU assembler not found, install/update gas-preprocessor"
5637 check_as as_func ".func test
5641 check_inline_asm inline_asm_labels '"1:\n"'
5643 check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
5645 if enabled aarch64; then
5646 enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
5647 # internal assembler in clang 3.3 does not support this instruction
5648 enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
5649 enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
5651 map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
5653 elif enabled alpha; then
5657 elif enabled arm; then
5659 enabled msvc && check_cpp_condition thumb stddef.h "defined _M_ARMT"
5660 test_cpp_condition stddef.h "defined __thumb__" && test_cc <<EOF && enable_weak thumb
5661 float func(float a, float b){ return a+b; }
5663 enabled thumb && check_cflags -mthumb || check_cflags -marm
5665 if check_cpp_condition vfp_args stddef.h "defined __ARM_PCS_VFP"; then
5667 elif check_cpp_condition vfp_args stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
5669 elif ! test_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
5670 case "${cross_prefix:-$cc}" in
5671 *hardfloat*) enable vfp_args; fpabi=vfp ;;
5672 *) check_ld "cc" vfp_args <<EOF && fpabi=vfp || fpabi=soft ;;
5673 __asm__ (".eabi_attribute 28, 1");
5674 int main(void) { return 0; }
5677 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
5680 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
5681 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
5682 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
5683 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
5684 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
5685 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
5686 enabled setend && check_insn setend 'setend be'
5688 [ $target_os = linux ] || [ $target_os = android ] ||
5689 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
5692 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
5694 check_as as_arch_directive ".arch armv7-a"
5695 check_as as_dn_directive "ra .dn d0.i16"
5696 check_as as_fpu_directive ".fpu neon"
5698 # llvm's integrated assembler supports .object_arch from llvm 3.5
5699 [ "$objformat" = elf32 ] || [ "$objformat" = elf64 ] &&
5700 check_as as_object_arch ".object_arch armv4"
5702 # MS armasm fails to assemble our PIC constructs
5703 [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
5705 elif enabled mips; then
5707 enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
5708 enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
5709 enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
5711 # Enable minimum ISA based on selected options
5712 if enabled mips64; then
5713 enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
5714 enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
5715 disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
5717 enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
5718 enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
5719 enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
5720 disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
5723 enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
5724 enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
5725 enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_headers msa.h || disable msa
5726 enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
5727 enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
5729 if enabled bigendian && enabled msa; then
5733 elif enabled parisc; then
5735 if enabled gcc; then
5736 case $($cc -dumpversion) in
5737 4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
5741 elif enabled ppc; then
5743 enable local_aligned
5745 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
5746 check_inline_asm ibm_asm '"add 0, 0, 0"'
5747 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
5748 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
5750 if enabled altivec; then
5751 check_cflags -maltivec -mabi=altivec
5753 # check if our compiler supports Motorola AltiVec C API
5754 check_cc altivec altivec.h "vector signed int v1 = (vector signed int) { 0 };
5755 vector signed int v2 = (vector signed int) { 1 };
5756 v1 = vec_add(v1, v2);"
5758 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
5761 if enabled vsx; then
5762 check_cflags -mvsx &&
5763 check_cc vsx altivec.h "int v[4] = { 0 };
5764 vector signed int v1 = vec_vsx_ld(0, v);"
5767 if enabled power8; then
5768 check_cpp_condition power8 "altivec.h" "defined(_ARCH_PWR8)"
5771 elif enabled x86; then
5773 check_builtin rdtsc intrin.h "__rdtsc()"
5774 check_builtin mm_empty mmintrin.h "_mm_empty()"
5776 enable local_aligned
5778 # check whether EBP is available on x86
5779 # As 'i' is stored on the stack, this program will crash
5780 # if the base pointer is used to access it because the
5781 # base pointer is cleared in the inline assembly code.
5782 check_exec_crash <<EOF && enable ebp_available
5784 __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
5788 # check whether EBX is available on x86
5789 check_inline_asm ebx_available '""::"b"(0)' &&
5790 check_inline_asm ebx_available '"":::"%ebx"'
5792 # check whether xmm clobbers are supported
5793 check_inline_asm xmm_clobbers '"":::"%xmm0"'
5795 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
5796 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
5798 # check whether binutils is new enough to compile SSSE3/MMXEXT
5799 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
5800 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
5804 if test_cmd $x86asmexe_probe -v; then
5805 x86asmexe=$x86asmexe_probe
5807 x86asm_debug="-g -F dwarf"
5809 X86ASM_DEPFLAGS='-MD $(@:.o=.d)'
5810 elif test_cmd $x86asmexe_probe --version; then
5811 x86asmexe=$x86asmexe_probe
5813 x86asm_debug="-g dwarf2"
5814 X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
5817 check_x86asm x86asm "movbe ecx, [5]"
5820 if ! disabled_any asm mmx x86asm; then
5822 for program in $x86asmexe nasm yasm; do
5823 probe_x86asm $program && break
5825 disabled x86asm && die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
5826 X86ASMFLAGS="-f $objformat"
5827 enabled pic && append X86ASMFLAGS "-DPIC"
5828 test -n "$extern_prefix" && append X86ASMFLAGS "-DPREFIX"
5829 case "$objformat" in
5830 elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
5833 check_x86asm avx512_external "vmovdqa32 [eax]{k1}{z}, zmm0"
5834 check_x86asm avx2_external "vextracti128 xmm0, ymm0, 0"
5835 check_x86asm xop_external "vpmacsdd xmm0, xmm1, xmm2, xmm3"
5836 check_x86asm fma4_external "vfmaddps ymm0, ymm1, ymm2, ymm3"
5837 check_x86asm cpunop "CPU amdnop"
5841 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
5848 check_cc intrinsics_neon arm_neon.h "int16x8_t test = vdupq_n_s16(0)"
5850 check_ldflags -Wl,--as-needed
5851 check_ldflags -Wl,-z,noexecstack
5853 if ! disabled network; then
5854 check_func getaddrinfo $network_extralibs
5855 check_func inet_aton $network_extralibs
5857 check_type netdb.h "struct addrinfo"
5858 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
5859 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
5860 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
5861 check_type poll.h "struct pollfd"
5862 check_type netinet/sctp.h "struct sctp_event_subscribe"
5863 check_struct "sys/socket.h" "struct msghdr" msg_flags
5864 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5865 check_type netinet/in.h "struct sockaddr_in6"
5866 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
5867 check_type "sys/types.h sys/socket.h" socklen_t
5869 # Prefer arpa/inet.h over winsock2
5870 if check_headers arpa/inet.h ; then
5871 check_func closesocket
5872 elif check_headers winsock2.h ; then
5873 check_func_headers winsock2.h closesocket -lws2 &&
5874 network_extralibs="-lws2" ||
5875 { check_func_headers winsock2.h closesocket -lws2_32 &&
5876 network_extralibs="-lws2_32"; } || disable winsock2_h network
5877 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
5879 check_type ws2tcpip.h socklen_t
5880 check_type ws2tcpip.h "struct addrinfo"
5881 check_type ws2tcpip.h "struct group_source_req"
5882 check_type ws2tcpip.h "struct ip_mreq_source"
5883 check_type ws2tcpip.h "struct ipv6_mreq"
5884 check_type winsock2.h "struct pollfd"
5885 check_struct winsock2.h "struct sockaddr" sa_len
5886 check_type ws2tcpip.h "struct sockaddr_in6"
5887 check_type ws2tcpip.h "struct sockaddr_storage"
5893 check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
5894 check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
5895 check_builtin MemoryBarrier windows.h "MemoryBarrier()"
5896 check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
5897 check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
5898 check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
5899 check_builtin x264_csp_bgr "stdint.h x264.h" "X264_CSP_BGR"
5901 case "$custom_allocator" in
5903 # jemalloc by default does not use a prefix
5904 require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
5907 require_pkg_config libtcmalloc libtcmalloc gperftools/tcmalloc.h tc_malloc
5912 check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
5913 check_func ${malloc_prefix}memalign && enable memalign
5914 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
5917 check_func_headers stdlib.h arc4random
5918 check_lib clock_gettime time.h clock_gettime || check_lib clock_gettime time.h clock_gettime -lrt
5921 check_func gethrtime
5923 check_func getrusage
5924 check_func gettimeofday
5929 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
5930 check_func_headers time.h nanosleep || check_lib nanosleep time.h nanosleep -lrt
5931 check_func sched_getaffinity
5932 check_func setrlimit
5933 check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
5934 check_func strerror_r
5939 check_func_headers conio.h kbhit
5940 check_func_headers io.h setmode
5941 check_func_headers lzo/lzo1x.h lzo1x_999_compress
5942 check_func_headers mach/mach_time.h mach_absolute_time
5943 check_func_headers stdlib.h getenv
5944 check_func_headers sys/stat.h lstat
5946 check_func_headers windows.h GetProcessAffinityMask
5947 check_func_headers windows.h GetProcessTimes
5948 check_func_headers windows.h GetSystemTimeAsFileTime
5949 check_func_headers windows.h LoadLibrary
5950 check_func_headers windows.h MapViewOfFile
5951 check_func_headers windows.h PeekNamedPipe
5952 check_func_headers windows.h SetConsoleTextAttribute
5953 check_func_headers windows.h SetConsoleCtrlHandler
5954 check_func_headers windows.h Sleep
5955 check_func_headers windows.h VirtualAlloc
5956 check_func_headers glob.h glob
5958 check_lib xlib "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
5960 check_headers direct.h
5961 check_headers dirent.h
5962 check_headers dxgidebug.h
5963 check_headers dxva.h
5964 check_headers dxva2api.h -D_WIN32_WINNT=0x0600
5966 check_headers linux/perf_event.h
5967 check_headers libcrystalhd/libcrystalhd_if.h
5968 check_headers malloc.h
5969 check_headers net/udplite.h
5970 check_headers poll.h
5971 check_headers sys/param.h
5972 check_headers sys/resource.h
5973 check_headers sys/select.h
5974 check_headers sys/time.h
5975 check_headers sys/un.h
5976 check_headers termios.h
5977 check_headers unistd.h
5978 check_headers valgrind/valgrind.h
5979 check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
5980 check_headers windows.h
5981 check_headers X11/extensions/XvMClib.h
5982 check_headers asm/types.h
5984 # it seems there are versions of clang in some distros that try to use the
5985 # gcc headers, which explodes for stdatomic
5986 # so we also check that atomics actually work here
5987 check_builtin stdatomic stdatomic.h "atomic_int foo, bar = ATOMIC_VAR_INIT(-1); atomic_store(&foo, 0); foo += bar"
5989 check_lib advapi32 "windows.h" RegCloseKey -ladvapi32
5990 check_lib bcrypt "windows.h bcrypt.h" BCryptGenRandom -lbcrypt &&
5991 check_cpp_condition bcrypt bcrypt.h "defined BCRYPT_RNG_ALGORITHM"
5992 check_lib ole32 "windows.h" CoTaskMemFree -lole32
5993 check_lib shell32 "windows.h shellapi.h" CommandLineToArgvW -lshell32
5994 check_lib psapi "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
5996 check_lib android android/native_window.h ANativeWindow_acquire -landroid
5997 check_lib mediandk "stdint.h media/NdkImage.h" AImage_delete -lmediandk
5998 check_lib camera2ndk "stdbool.h stdint.h camera/NdkCameraManager.h" ACameraManager_create -lcamera2ndk
6000 enabled appkit && check_apple_framework AppKit
6001 enabled audiotoolbox && check_apple_framework AudioToolbox
6002 enabled avfoundation && check_apple_framework AVFoundation
6003 enabled coreimage && check_apple_framework CoreImage
6004 enabled videotoolbox && check_apple_framework VideoToolbox
6006 check_apple_framework CoreFoundation
6007 check_apple_framework CoreMedia
6008 check_apple_framework CoreVideo
6010 enabled avfoundation && {
6011 disable coregraphics applicationservices
6012 check_lib coregraphics CoreGraphics/CoreGraphics.h CGGetActiveDisplayList "-framework CoreGraphics" ||
6013 check_lib applicationservices ApplicationServices/ApplicationServices.h CGGetActiveDisplayList "-framework ApplicationServices"; }
6015 enabled videotoolbox && {
6016 check_lib coreservices CoreServices/CoreServices.h UTGetOSTypeFromString "-framework CoreServices"
6017 check_func_headers CoreMedia/CMFormatDescription.h kCMVideoCodecType_HEVC "-framework CoreMedia"
6018 check_func_headers CoreVideo/CVPixelBuffer.h kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange "-framework CoreVideo"
6021 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
6023 check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
6024 check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
6025 check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
6026 check_type "windows.h d3d11.h" "ID3D11VideoContext"
6027 check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
6029 check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
6031 if enabled cuda_sdk; then
6032 warn "Option --enable-cuda-sdk is deprecated. Use --enable-cuda-nvcc instead."
6036 if ! disabled ffnvcodec; then
6037 ffnv_hdr_list="ffnvcodec/nvEncodeAPI.h ffnvcodec/dynlink_cuda.h ffnvcodec/dynlink_cuviddec.h ffnvcodec/dynlink_nvcuvid.h"
6038 check_pkg_config ffnvcodec "ffnvcodec >= 9.0.18.0" "$ffnv_hdr_list" "" || \
6039 check_pkg_config ffnvcodec "ffnvcodec >= 8.2.15.8 ffnvcodec < 8.3" "$ffnv_hdr_list" "" || \
6040 check_pkg_config ffnvcodec "ffnvcodec >= 8.1.24.9 ffnvcodec < 8.2" "$ffnv_hdr_list" "" || \
6041 check_pkg_config ffnvcodec "ffnvcodec >= 8.0.14.9 ffnvcodec < 8.1" "$ffnv_hdr_list" ""
6044 check_cpp_condition winrt windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)"
6046 if ! disabled w32threads && ! enabled pthreads; then
6047 check_func_headers "windows.h process.h" _beginthreadex &&
6048 check_type "windows.h" CONDITION_VARIABLE &&
6049 check_type "windows.h" INIT_ONCE &&
6050 enable w32threads || disable w32threads
6051 if ! enabled w32threads && enabled winrt; then
6052 check_func_headers "windows.h" CreateThread &&
6053 enable w32threads || disable w32threads
6057 # check for some common methods of building with pthread support
6058 # do this before the optional library checks as some of them require pthreads
6059 if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
6060 if check_lib pthreads pthread.h pthread_join -pthread &&
6061 check_lib pthreads pthread.h pthread_create -pthread; then
6063 elif check_lib pthreads pthread.h pthread_join -pthreads &&
6064 check_lib pthreads pthread.h pthread_create -pthreads; then
6065 add_cflags -pthreads
6066 elif check_lib pthreads pthread.h pthread_join -ldl -pthread &&
6067 check_lib pthreads pthread.h pthread_create -ldl -pthread; then
6068 add_cflags -ldl -pthread
6069 elif check_lib pthreads pthread.h pthread_join -lpthreadGC2 &&
6070 check_lib pthreads pthread.h pthread_create -lpthreadGC2; then
6072 elif check_lib pthreads pthread.h pthread_join -lpthread &&
6073 check_lib pthreads pthread.h pthread_create -lpthread; then
6075 elif check_func pthread_join && check_func pthread_create; then
6078 check_cc pthreads "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER"
6080 if enabled pthreads; then
6081 check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" $pthreads_extralibs
6082 check_func pthread_cancel $pthreads_extralibs
6086 enabled zlib && { check_pkg_config zlib zlib "zlib.h" zlibVersion ||
6087 check_lib zlib zlib.h zlibVersion -lz; }
6088 enabled bzlib && check_lib bzlib bzlib.h BZ2_bzlibVersion -lbz2
6089 enabled lzma && check_lib lzma lzma.h lzma_version_number -llzma
6091 # On some systems dynamic loading requires no extra linker flags
6092 check_lib libdl dlfcn.h "dlopen dlsym" || check_lib libdl dlfcn.h "dlopen dlsym" -ldl
6094 check_lib libm math.h sin -lm
6102 for func in $MATH_FUNCS; do
6103 eval check_mathfunc $func \${${func}_args:-1} $libm_extralibs
6106 for func in $COMPLEX_FUNCS; do
6107 eval check_complexfunc $func \${${func}_args:-1}
6110 # these are off by default, so fail if requested and not available
6111 enabled cuda_nvcc && { check_nvcc || die "ERROR: failed checking for nvcc."; }
6112 enabled chromaprint && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
6113 enabled decklink && { require_headers DeckLinkAPI.h &&
6114 { test_cpp_condition DeckLinkAPIVersion.h "BLACKMAGIC_DECKLINK_API_VERSION >= 0x0a090500" || die "ERROR: Decklink API version must be >= 10.9.5."; } }
6115 enabled frei0r && require_headers "frei0r.h dlfcn.h"
6116 enabled gmp && require gmp gmp.h mpz_export -lgmp
6117 enabled gnutls && require_pkg_config gnutls gnutls gnutls/gnutls.h gnutls_global_init
6118 enabled jni && { [ $target_os = "android" ] && check_headers jni.h && enabled pthreads || die "ERROR: jni not found"; }
6119 enabled ladspa && require_headers "ladspa.h dlfcn.h"
6120 enabled libaom && require_pkg_config libaom "aom >= 1.0.0" aom/aom_codec.h aom_codec_version
6121 enabled libaribb24 && { check_pkg_config libaribb24 "aribb24 > 1.0.3" "aribb24/aribb24.h" arib_instance_new ||
6122 { enabled gpl && require_pkg_config libaribb24 aribb24 "aribb24/aribb24.h" arib_instance_new; } ||
6123 die "ERROR: libaribb24 requires version higher than 1.0.3 or --enable-gpl."; }
6124 enabled lv2 && require_pkg_config lv2 lilv-0 "lilv/lilv.h" lilv_world_new
6125 enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
6126 enabled libass && require_pkg_config libass libass ass/ass.h ass_library_init
6127 enabled libbluray && require_pkg_config libbluray libbluray libbluray/bluray.h bd_open
6128 enabled libbs2b && require_pkg_config libbs2b libbs2b bs2b.h bs2b_open
6129 enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
6130 { check_lib libcelt celt/celt.h celt_decoder_create_custom -lcelt0 ||
6131 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
6132 enabled libcaca && require_pkg_config libcaca caca caca.h caca_create_canvas
6133 enabled libcodec2 && require libcodec2 codec2/codec2.h codec2_create -lcodec2
6134 enabled libdav1d && require_pkg_config libdav1d "dav1d >= 0.2.1" "dav1d/dav1d.h" dav1d_version
6135 enabled libdavs2 && require_pkg_config libdavs2 "davs2 >= 1.6.0" davs2.h davs2_decoder_open
6136 enabled libdc1394 && require_pkg_config libdc1394 libdc1394-2 dc1394/dc1394.h dc1394_new
6137 enabled libdrm && require_pkg_config libdrm libdrm xf86drm.h drmGetVersion
6138 enabled libfdk_aac && { check_pkg_config libfdk_aac fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
6139 { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
6140 warn "using libfdk without pkg-config"; } }
6141 flite_extralibs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
6142 enabled libflite && require libflite "flite/flite.h" flite_init $flite_extralibs
6143 enabled fontconfig && enable libfontconfig
6144 enabled libfontconfig && require_pkg_config libfontconfig fontconfig "fontconfig/fontconfig.h" FcInit
6145 enabled libfreetype && require_pkg_config libfreetype freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
6146 enabled libfribidi && require_pkg_config libfribidi fribidi fribidi.h fribidi_version_info
6147 enabled libgme && { check_pkg_config libgme libgme gme/gme.h gme_new_emu ||
6148 require libgme gme/gme.h gme_new_emu -lgme -lstdc++; }
6149 enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
6150 check_lib libgsm "${gsm_hdr}" gsm_create -lgsm && break;
6151 done || die "ERROR: libgsm not found"; }
6152 enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc $pthreads_extralibs
6153 enabled libklvanc && require libklvanc libklvanc/vanc.h klvanc_context_create -lklvanc
6154 enabled libkvazaar && require_pkg_config libkvazaar "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
6155 enabled liblensfun && require_pkg_config liblensfun lensfun lensfun.h lf_db_new
6156 # While it may appear that require is being used as a pkg-config
6157 # fallback for libmfx, it is actually being used to detect a different
6158 # installation route altogether. If libmfx is installed via the Intel
6159 # Media SDK or Intel Media Server Studio, these don't come with
6160 # pkg-config support. Instead, users should make sure that the build
6161 # can find the libraries and headers through other means.
6162 enabled libmfx && { check_pkg_config libmfx libmfx "mfx/mfxvideo.h" MFXInit ||
6163 { require libmfx "mfx/mfxvideo.h" MFXInit "-llibmfx $advapi32_extralibs" && warn "using libmfx without pkg-config"; } }
6164 enabled libmodplug && require_pkg_config libmodplug libmodplug libmodplug/modplug.h ModPlug_Load
6165 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs
6166 enabled libmysofa && { check_pkg_config libmysofa libmysofa mysofa.h mysofa_load ||
6167 require libmysofa mysofa.h mysofa_load -lmysofa $zlib_extralibs; }
6168 enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc -lnppidei ||
6169 check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppc -lnppidei ||
6170 die "ERROR: libnpp not found"; }
6171 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
6172 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
6173 enabled libopencv && { check_headers opencv2/core/core_c.h &&
6174 { check_pkg_config libopencv opencv opencv2/core/core_c.h cvCreateImageHeader ||
6175 require libopencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
6176 require_pkg_config libopencv opencv opencv/cxcore.h cvCreateImageHeader; }
6177 enabled libopenh264 && require_pkg_config libopenh264 openh264 wels/codec_api.h WelsGetCodecVersion
6178 enabled libopenjpeg && { check_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version ||
6179 { require_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } }
6180 enabled libopenmpt && require_pkg_config libopenmpt "libopenmpt >= 0.2.6557" libopenmpt/libopenmpt.h openmpt_module_create -lstdc++ && append libopenmpt_extralibs "-lstdc++"
6181 enabled libopus && {
6182 enabled libopus_decoder && {
6183 require_pkg_config libopus opus opus_multistream.h opus_multistream_decoder_create
6185 enabled libopus_encoder && {
6186 require_pkg_config libopus opus opus_multistream.h opus_multistream_surround_encoder_create
6189 enabled libpulse && require_pkg_config libpulse libpulse pulse/pulseaudio.h pa_context_new
6190 enabled librsvg && require_pkg_config librsvg librsvg-2.0 librsvg-2.0/librsvg/rsvg.h rsvg_handle_render_cairo
6191 enabled librtmp && require_pkg_config librtmp librtmp librtmp/rtmp.h RTMP_Socket
6192 enabled librubberband && require_pkg_config librubberband "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new -lstdc++ && append librubberband_extralibs "-lstdc++"
6193 enabled libshine && require_pkg_config libshine shine shine/layer3.h shine_encode_buffer
6194 enabled libsmbclient && { check_pkg_config libsmbclient smbclient libsmbclient.h smbc_init ||
6195 require libsmbclient libsmbclient.h smbc_init -lsmbclient; }
6196 enabled libsnappy && require libsnappy snappy-c.h snappy_compress -lsnappy -lstdc++
6197 enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
6198 enabled libssh && require_pkg_config libssh libssh libssh/sftp.h sftp_init
6199 enabled libspeex && require_pkg_config libspeex speex speex/speex.h speex_decoder_init
6200 enabled libsrt && require_pkg_config libsrt "srt >= 1.3.0" srt/srt.h srt_socket
6201 enabled libtensorflow && require libtensorflow tensorflow/c/c_api.h TF_Version -ltensorflow
6202 enabled libtesseract && require_pkg_config libtesseract tesseract tesseract/capi.h TessBaseAPICreate
6203 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
6204 enabled libtls && require_pkg_config libtls libtls tls.h tls_configure
6205 enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
6206 { check_lib libtwolame twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
6207 die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
6208 enabled libv4l2 && require_pkg_config libv4l2 libv4l2 libv4l2.h v4l2_ioctl
6209 enabled libvidstab && require_pkg_config libvidstab "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
6210 enabled libvmaf && require_pkg_config libvmaf "libvmaf >= 1.3.9" libvmaf.h compute_vmaf
6211 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
6212 enabled libvorbis && require_pkg_config libvorbis vorbis vorbis/codec.h vorbis_info_init &&
6213 require_pkg_config libvorbisenc vorbisenc vorbis/vorbisenc.h vorbis_encode_init
6216 enabled libvpx_vp8_decoder && {
6217 check_pkg_config libvpx_vp8_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
6218 check_lib libvpx_vp8_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp8_dx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6220 enabled libvpx_vp8_encoder && {
6221 check_pkg_config libvpx_vp8_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
6222 check_lib libvpx_vp8_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp8_cx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6224 enabled libvpx_vp9_decoder && {
6225 check_pkg_config libvpx_vp9_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
6226 check_lib libvpx_vp9_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6228 enabled libvpx_vp9_encoder && {
6229 check_pkg_config libvpx_vp9_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
6230 check_lib libvpx_vp9_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6232 if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
6233 die "libvpx enabled but no supported decoders found"
6237 enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
6238 enabled libwebp && {
6239 enabled libwebp_encoder && require_pkg_config libwebp "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
6240 enabled libwebp_anim_encoder && check_pkg_config libwebp_anim_encoder "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit; }
6241 enabled libx264 && { check_pkg_config libx264 x264 "stdint.h x264.h" x264_encoder_encode ||
6242 { require libx264 "stdint.h x264.h" x264_encoder_encode "-lx264 $pthreads_extralibs $libm_extralibs" &&
6243 warn "using libx264 without pkg-config"; } } &&
6244 require_cpp_condition libx264 x264.h "X264_BUILD >= 118" &&
6245 check_cpp_condition libx262 x264.h "X264_MPEG2"
6246 enabled libx265 && require_pkg_config libx265 x265 x265.h x265_api_get &&
6247 require_cpp_condition libx265 x265.h "X265_BUILD >= 68"
6248 enabled libxavs && require libxavs "stdint.h xavs.h" xavs_encoder_encode "-lxavs $pthreads_extralibs $libm_extralibs"
6249 enabled libxavs2 && require_pkg_config libxavs2 "xavs2 >= 1.3.0" "stdint.h xavs2.h" xavs2_api_get
6250 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
6251 enabled libzimg && require_pkg_config libzimg "zimg >= 2.7.0" zimg.h zimg_get_api_version
6252 enabled libzmq && require_pkg_config libzmq libzmq zmq.h zmq_ctx_new
6253 enabled libzvbi && require_pkg_config libzvbi zvbi-0.2 libzvbi.h vbi_decoder_new &&
6254 { test_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
6255 enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
6256 enabled libxml2 && require_pkg_config libxml2 libxml-2.0 libxml2/libxml/xmlversion.h xmlCheckVersion
6257 enabled mbedtls && { check_pkg_config mbedtls mbedtls mbedtls/x509_crt.h mbedtls_x509_crt_init ||
6258 check_pkg_config mbedtls mbedtls mbedtls/ssl.h mbedtls_ssl_init ||
6259 check_lib mbedtls mbedtls/ssl.h mbedtls_ssl_init -lmbedtls -lmbedx509 -lmbedcrypto ||
6260 die "ERROR: mbedTLS not found"; }
6261 enabled mediacodec && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
6262 enabled mmal && { check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
6263 { ! enabled cross_compile &&
6264 add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline &&
6265 add_ldflags -L/opt/vc/lib/ &&
6266 check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host; } ||
6267 die "ERROR: mmal not found" &&
6268 check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"; }
6269 enabled openal && { { for al_extralibs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
6270 check_lib openal 'AL/al.h' alGetError "${al_extralibs}" && break; done } ||
6271 die "ERROR: openal not found"; } &&
6272 { test_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
6273 die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
6274 enabled opencl && { check_pkg_config opencl OpenCL CL/cl.h clEnqueueNDRangeKernel ||
6275 check_lib opencl OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
6276 check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
6277 die "ERROR: opencl not found"; } &&
6278 { test_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
6279 test_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
6280 die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
6281 enabled opengl && { check_lib opengl GL/glx.h glXGetProcAddress "-lGL" ||
6282 check_lib opengl windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
6283 check_lib opengl OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
6284 check_lib opengl ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
6285 die "ERROR: opengl not found."
6287 enabled omx && require_headers OMX_Core.h
6288 enabled omx_rpi && { check_headers OMX_Core.h ||
6289 { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_headers OMX_Core.h ; } ||
6290 die "ERROR: OpenMAX IL headers not found"; } && enable omx
6291 enabled openssl && { check_pkg_config openssl openssl openssl/ssl.h OPENSSL_init_ssl ||
6292 check_pkg_config openssl openssl openssl/ssl.h SSL_library_init ||
6293 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto ||
6294 check_lib openssl openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
6295 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
6296 die "ERROR: openssl not found"; }
6297 enabled rkmpp && { require_pkg_config rkmpp rockchip_mpp rockchip/rk_mpi.h mpp_create &&
6298 require_pkg_config rockchip_mpp "rockchip_mpp >= 1.3.7" rockchip/rk_mpi.h mpp_create &&
6300 die "ERROR: rkmpp requires --enable-libdrm"; }
6302 enabled vapoursynth && require_pkg_config vapoursynth "vapoursynth-script >= 42" VSScript.h vsscript_init
6305 if enabled gcrypt; then
6306 GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
6307 if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
6308 gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
6309 gcrypt_extralibs=$("${GCRYPT_CONFIG}" --libs)
6310 check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_extralibs ||
6311 die "ERROR: gcrypt not found"
6312 add_cflags $gcrypt_cflags
6314 require gcrypt gcrypt.h gcry_mpi_new -lgcrypt
6318 if enabled sdl2; then
6319 SDL2_CONFIG="${cross_prefix}sdl2-config"
6320 test_pkg_config sdl2 "sdl2 >= 2.0.1 sdl2 < 2.1.0" SDL_events.h SDL_PollEvent
6321 if disabled sdl2 && "${SDL2_CONFIG}" --version > /dev/null 2>&1; then
6322 sdl2_cflags=$("${SDL2_CONFIG}" --cflags)
6323 sdl2_extralibs=$("${SDL2_CONFIG}" --libs)
6324 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
6325 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
6326 check_func_headers SDL_events.h SDL_PollEvent $sdl2_extralibs $sdl2_cflags &&
6329 if test $target_os = "mingw32"; then
6330 sdl2_extralibs=$(filter_out '-mwindows' $sdl2_extralibs)
6334 if enabled decklink; then
6336 mingw32*|mingw64*|win32|win64)
6337 decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
6338 decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
6343 enabled securetransport &&
6344 check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
6345 check_lib securetransport "Security/SecureTransport.h Security/Security.h" "SSLCreateContext" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" ||
6346 disable securetransport
6348 enabled securetransport &&
6349 check_func SecItemImport "-Wl,-framework,CoreFoundation -Wl,-framework,Security"
6352 check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
6353 test_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" &&
6354 schannel_extralibs="-lsecur32" ||
6357 makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
6359 && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
6360 && enable makeinfo_html || disable makeinfo_html
6361 disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
6362 perl -v > /dev/null 2>&1 && enable perl || disable perl
6363 pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
6364 rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
6366 # check V4L2 codecs available in the API
6367 check_headers linux/fb.h
6368 check_headers linux/videodev2.h
6369 test_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6370 check_cc v4l2_m2m linux/videodev2.h "int i = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_VIDEO_M2M | V4L2_BUF_FLAG_LAST;"
6371 check_cc vc1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VC1_ANNEX_G;"
6372 check_cc mpeg1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG1;"
6373 check_cc mpeg2_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG2;"
6374 check_cc mpeg4_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG4;"
6375 check_cc hevc_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_HEVC;"
6376 check_cc h263_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H263;"
6377 check_cc h264_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H264;"
6378 check_cc vp8_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP8;"
6379 check_cc vp9_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP9;"
6381 check_headers sys/videoio.h
6382 test_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6384 check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
6385 check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
6386 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
6387 # w32api 3.12 had it defined wrong
6388 check_cpp_condition vfwcap_defines vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER"
6390 check_type "dshow.h" IBaseFilter
6392 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
6393 check_headers "dev/bktr/ioctl_meteor.h dev/bktr/ioctl_bt848.h" ||
6394 check_headers "machine/ioctl_meteor.h machine/ioctl_bt848.h" ||
6395 check_headers "dev/video/meteor/ioctl_meteor.h dev/video/bktr/ioctl_bt848.h" ||
6396 check_headers "dev/ic/bt8xx.h"
6398 if check_struct sys/soundcard.h audio_buf_info bytes; then
6399 enable_sanitized sys/soundcard.h
6401 test_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_sanitized sys/soundcard.h
6402 #include <sys/soundcard.h>
6407 enabled alsa && check_pkg_config alsa alsa "alsa/asoundlib.h" snd_pcm_htimestamp ||
6408 check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
6411 require_pkg_config libjack jack jack/jack.h jack_port_get_latency_range
6413 enabled sndio && check_lib sndio sndio.h sio_open -lsndio
6415 if enabled libcdio; then
6416 check_pkg_config libcdio libcdio_paranoia "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open ||
6417 check_pkg_config libcdio libcdio_paranoia "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open ||
6418 check_lib libcdio "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6419 check_lib libcdio "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6420 die "ERROR: No usable libcdio/cdparanoia found"
6423 enabled libxcb && check_pkg_config libxcb "xcb >= 1.4" xcb/xcb.h xcb_connect ||
6424 disable libxcb_shm libxcb_shape libxcb_xfixes
6426 if enabled libxcb; then
6427 enabled libxcb_shm && check_pkg_config libxcb_shm xcb-shm xcb/shm.h xcb_shm_attach
6428 enabled libxcb_shape && check_pkg_config libxcb_shape xcb-shape xcb/shape.h xcb_shape_get_rectangles
6429 enabled libxcb_xfixes && check_pkg_config libxcb_xfixes xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image
6432 check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
6434 # d3d11va requires linking directly to dxgi and d3d11 if not building for
6435 # the desktop api partition
6436 test_cpp <<EOF && enable uwp && d3d11va_extralibs="-ldxgi -ld3d11"
6437 #ifdef WINAPI_FAMILY
6438 #include <winapifamily.h>
6439 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
6440 #error desktop, not uwp
6442 // WINAPI_FAMILY_APP, WINAPI_FAMILY_PHONE_APP => UWP
6445 #error no family set
6450 check_pkg_config vaapi "libva >= 0.35.0" "va/va.h" vaInitialize
6452 if enabled vaapi; then
6453 check_pkg_config vaapi_drm "libva-drm" "va/va_drm.h" vaGetDisplayDRM
6455 if enabled xlib; then
6456 check_pkg_config vaapi_x11 "libva-x11" "va/va_x11.h" vaGetDisplay
6459 check_cpp_condition vaapi_1 "va/va.h" "VA_CHECK_VERSION(1, 0, 0)"
6461 check_type "va/va.h va/va_dec_hevc.h" "VAPictureParameterBufferHEVC"
6462 check_struct "va/va.h" "VADecPictureParameterBufferVP9" bit_depth
6463 check_struct "va/va.h va/va_vpp.h" "VAProcPipelineCaps" rotation_flags
6464 check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
6465 check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG"
6466 check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8"
6467 check_type "va/va.h va/va_enc_vp9.h" "VAEncPictureParameterBufferVP9"
6470 if enabled_all opencl libdrm ; then
6471 check_type "CL/cl_intel.h" "clCreateImageFromFdINTEL_fn" &&
6472 enable opencl_drm_beignet
6473 check_func_headers "CL/cl_ext.h" clImportMemoryARM &&
6474 enable opencl_drm_arm
6477 if enabled_all opencl vaapi ; then
6478 if enabled opencl_drm_beignet ; then
6479 enable opencl_vaapi_beignet
6481 check_type "CL/cl.h CL/cl_va_api_media_sharing_intel.h" "clCreateFromVA_APIMediaSurfaceINTEL_fn" &&
6482 enable opencl_vaapi_intel_media
6486 if enabled_all opencl dxva2 ; then
6487 check_type "CL/cl_dx9_media_sharing.h" cl_dx9_surface_info_khr &&
6491 if enabled_all opencl d3d11va ; then
6492 check_type "CL/cl_d3d11.h" clGetDeviceIDsFromD3D11KHR_fn &&
6497 check_cpp_condition vdpau vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP"
6500 check_lib vdpau_x11 "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau -lX11
6502 enabled crystalhd && check_lib crystalhd "stdint.h libcrystalhd/libcrystalhd_if.h" DtsCrystalHDVersion -lcrystalhd
6504 if enabled x86; then
6506 mingw32*|mingw64*|win32|win64|linux|cygwin*)
6509 disable ffnvcodec cuvid nvdec nvenc
6513 disable ffnvcodec cuvid nvdec nvenc
6516 enabled ffnvcodec && enable cuda
6519 test_cc -I$source_path <<EOF || disable nvenc
6520 #include <ffnvcodec/nvEncodeAPI.h>
6521 NV_ENCODE_API_FUNCTION_LIST flist;
6522 void f(void) { struct { const GUID guid; } s[] = { { NV_ENC_PRESET_HQ_GUID } }; }
6523 int main(void) { return 0; }
6527 check_cpp_condition amf "AMF/core/Version.h" \
6528 "(AMF_VERSION_MAJOR << 48 | AMF_VERSION_MINOR << 32 | AMF_VERSION_RELEASE << 16 | AMF_VERSION_BUILD_NUM) >= 0x0001000400040001"
6530 # Funny iconv installations are not unusual, so check it after all flags have been set
6531 if enabled libc_iconv; then
6532 check_func_headers iconv.h iconv
6533 elif enabled iconv; then
6534 check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv
6537 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
6539 # add some useful compiler flags if supported
6540 check_cflags -Wdeclaration-after-statement
6542 check_cflags -Wdisabled-optimization
6543 check_cflags -Wpointer-arith
6544 check_cflags -Wredundant-decls
6545 check_cflags -Wwrite-strings
6546 check_cflags -Wtype-limits
6547 check_cflags -Wundef
6548 check_cflags -Wmissing-prototypes
6549 check_cflags -Wno-pointer-to-int-cast
6550 check_cflags -Wstrict-prototypes
6551 check_cflags -Wempty-body
6553 if enabled extra_warnings; then
6554 check_cflags -Wcast-qual
6555 check_cflags -Wextra
6556 check_cflags -Wpedantic
6559 check_disable_warning(){
6560 warning_flag=-W${1#-Wno-}
6561 test_cflags $unknown_warning_flags $warning_flag && add_cflags $1
6564 test_cflags -Werror=unused-command-line-argument &&
6565 append unknown_warning_flags "-Werror=unused-command-line-argument"
6566 test_cflags -Werror=unknown-warning-option &&
6567 append unknown_warning_flags "-Werror=unknown-warning-option"
6569 check_disable_warning -Wno-parentheses
6570 check_disable_warning -Wno-switch
6571 check_disable_warning -Wno-format-zero-length
6572 check_disable_warning -Wno-pointer-sign
6573 check_disable_warning -Wno-unused-const-variable
6574 check_disable_warning -Wno-bool-operation
6575 check_disable_warning -Wno-char-subscripts
6577 check_disable_warning_headers(){
6578 warning_flag=-W${1#-Wno-}
6579 test_cflags $warning_flag && add_cflags_headers $1
6582 check_disable_warning_headers -Wno-deprecated-declarations
6583 check_disable_warning_headers -Wno-unused-variable
6585 test_cc <<EOF && enable blocks_extension
6586 void (^block)(void);
6589 # add some linker flags
6590 check_ldflags -Wl,--warn-common
6591 check_ldflags -Wl,-rpath-link=:libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
6592 enabled rpath && add_ldexeflags -Wl,-rpath,$libdir && add_ldsoflags -Wl,-rpath,$libdir
6593 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
6595 # add some strip flags
6598 enabled neon_clobber_test &&
6599 check_ldflags -Wl,--wrap,avcodec_open2 \
6600 -Wl,--wrap,avcodec_decode_audio4 \
6601 -Wl,--wrap,avcodec_decode_video2 \
6602 -Wl,--wrap,avcodec_decode_subtitle2 \
6603 -Wl,--wrap,avcodec_encode_audio2 \
6604 -Wl,--wrap,avcodec_encode_video2 \
6605 -Wl,--wrap,avcodec_encode_subtitle \
6606 -Wl,--wrap,avcodec_send_packet \
6607 -Wl,--wrap,avcodec_receive_packet \
6608 -Wl,--wrap,avcodec_send_frame \
6609 -Wl,--wrap,avcodec_receive_frame \
6610 -Wl,--wrap,swr_convert \
6611 -Wl,--wrap,avresample_convert ||
6612 disable neon_clobber_test
6614 enabled xmm_clobber_test &&
6615 check_ldflags -Wl,--wrap,avcodec_open2 \
6616 -Wl,--wrap,avcodec_decode_audio4 \
6617 -Wl,--wrap,avcodec_decode_video2 \
6618 -Wl,--wrap,avcodec_decode_subtitle2 \
6619 -Wl,--wrap,avcodec_encode_audio2 \
6620 -Wl,--wrap,avcodec_encode_video2 \
6621 -Wl,--wrap,avcodec_encode_subtitle \
6622 -Wl,--wrap,avcodec_send_packet \
6623 -Wl,--wrap,avcodec_receive_packet \
6624 -Wl,--wrap,avcodec_send_frame \
6625 -Wl,--wrap,avcodec_receive_frame \
6626 -Wl,--wrap,swr_convert \
6627 -Wl,--wrap,avresample_convert \
6628 -Wl,--wrap,sws_scale ||
6629 disable xmm_clobber_test
6631 check_ld "cc" proper_dce <<EOF
6632 extern const int array[512];
6633 static inline int func(void) { return array[0]; }
6634 int main(void) { return 0; }
6637 if enabled proper_dce; then
6638 echo "X { local: *; };" > $TMPV
6639 if test_ldflags -Wl,${version_script},$TMPV; then
6640 append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
6642 test_cc <<EOF && enable symver_asm_label
6643 void ff_foo(void) __asm__ ("av_foo@VERSION");
6644 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
6646 test_cc <<EOF && enable symver_gnu_asm
6647 __asm__(".symver ff_foo,av_foo@VERSION");
6648 void ff_foo(void) {}
6653 if [ -z "$optflags" ]; then
6654 if enabled small; then
6655 optflags=$cflags_size
6656 elif enabled optimizations; then
6657 optflags=$cflags_speed
6659 optflags=$cflags_noopt
6663 if [ -z "$nvccflags" ]; then
6664 nvccflags=$nvccflags_default
6667 if enabled x86_64 || enabled ppc64 || enabled aarch64; then
6668 nvccflags="$nvccflags -m64"
6670 nvccflags="$nvccflags -m32"
6675 enabled lto && check_ldflags "$@"
6678 check_optflags $optflags
6679 check_optflags -fno-math-errno
6680 check_optflags -fno-signed-zeros
6682 if enabled lto; then
6683 test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
6685 check_ldflags -flto $cpuflags
6686 disable inline_asm_direct_symbol_refs
6689 enabled ftrapv && check_cflags -ftrapv
6691 test_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
6696 if enabled icc; then
6697 # Just warnings, no remarks
6699 # -wd: Disable following warnings
6700 # 144, 167, 556: -Wno-pointer-sign
6701 # 188: enumerated type mixed with another type
6702 # 1292: attribute "foo" ignored
6703 # 1419: external declaration in primary source file
6704 # 10006: ignoring unknown option -fno-signed-zeros
6705 # 10148: ignoring unknown option -Wno-parentheses
6706 # 10156: ignoring option '-W'; no argument required
6707 # 13200: No EMMS instruction before call to function
6708 # 13203: No EMMS instruction before return from function
6709 check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
6710 # 11030: Warning unknown option --as-needed
6711 # 10156: ignoring option '-export'; no argument required
6712 check_ldflags -wd10156,11030
6713 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
6714 enable ebp_available
6715 # The test above does not test linking
6716 enabled lto && disable symver_asm_label
6717 if enabled x86_32; then
6718 icc_version=$($cc -dumpversion)
6719 test ${icc_version%%.*} -ge 11 &&
6720 check_cflags -falign-stack=maintain-16-byte ||
6721 disable aligned_stack
6723 elif enabled gcc; then
6724 check_optflags -fno-tree-vectorize
6725 check_cflags -Werror=format-security
6726 check_cflags -Werror=implicit-function-declaration
6727 check_cflags -Werror=missing-prototypes
6728 check_cflags -Werror=return-type
6729 check_cflags -Werror=vla
6730 check_cflags -Wformat
6731 check_cflags -fdiagnostics-color=auto
6732 enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
6733 if enabled x86_32; then
6736 # BSDs don't guarantee a 16 byte aligned stack, but we can
6737 # request GCC to try to maintain 16 byte alignment throughout
6738 # function calls. Library entry points that might call assembly
6739 # functions align the stack. (The parameter means 2^4 bytes.)
6740 check_cflags -mpreferred-stack-boundary=4
6744 elif enabled llvm_gcc; then
6745 check_cflags -mllvm -stack-alignment=16
6746 elif enabled clang; then
6747 if enabled x86_32; then
6748 # Clang doesn't support maintaining alignment without assuming the
6749 # same alignment in every function. If 16 byte alignment would be
6750 # enabled, one would also have to either add attribute_align_arg on
6751 # every single entry point into the libraries or enable -mstackrealign
6752 # (doing stack realignment in every single function).
6754 mingw32|win32|*bsd*)
6755 disable aligned_stack
6758 check_cflags -mllvm -stack-alignment=16
6759 check_cflags -mstack-alignment=16
6763 check_cflags -mllvm -stack-alignment=16
6764 check_cflags -mstack-alignment=16
6766 check_cflags -Qunused-arguments
6767 check_cflags -Werror=implicit-function-declaration
6768 check_cflags -Werror=missing-prototypes
6769 check_cflags -Werror=return-type
6770 elif enabled cparser; then
6771 add_cflags -Wno-missing-variable-declarations
6772 add_cflags -Wno-empty-statement
6773 elif enabled armcc; then
6774 add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
6775 add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
6776 # 2523: use of inline assembly is deprecated
6777 add_cflags -W${armcc_opt},--diag_suppress=2523
6778 add_cflags -W${armcc_opt},--diag_suppress=1207
6779 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
6780 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
6781 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
6782 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
6783 elif enabled pathscale; then
6784 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
6786 elif enabled_any msvc icl; then
6787 enabled x86_32 && disable aligned_stack
6788 enabled_all x86_32 debug && add_cflags -Oy-
6789 enabled debug && add_ldflags -debug
6790 enable pragma_deprecated
6791 if enabled icl; then
6792 # -Qansi-alias is basically -fstrict-aliasing, but does not work
6793 # (correctly) on icl 13.x.
6794 test_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
6795 add_cflags -Qansi-alias
6796 # Some inline asm is not compilable in debug
6797 if enabled debug; then
6798 disable ebp_available
6799 disable ebx_available
6802 # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
6803 check_cpp_condition log2 crtversion.h "_VC_CRT_MAJOR_VERSION >= 12"
6804 # The CRT headers contain __declspec(restrict) in a few places, but if redefining
6805 # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict)
6806 # (as it ends up if the restrict redefine is done before including stdlib.h), while
6807 # MSVC 2013 and newer can handle it fine.
6808 # If this declspec fails, force including stdlib.h before the restrict redefinition
6809 # happens in config.h.
6810 if [ $restrict_keyword != restrict ]; then
6811 test_cc <<EOF || add_cflags -FIstdlib.h
6812 __declspec($restrict_keyword) void *foo(int);
6815 # the new SSA optimzer in VS2015 U3 is mis-optimizing some parts of the code
6816 # Issue has been fixed in MSVC v19.00.24218.
6817 test_cpp_condition windows.h "_MSC_FULL_VER >= 190024218" ||
6818 check_cflags -d2SSAOptimizer-
6819 # enable utf-8 source processing on VS2015 U2 and newer
6820 test_cpp_condition windows.h "_MSC_FULL_VER >= 190023918" &&
6824 for pfx in "" host_; do
6825 varname=${pfx%_}cc_type
6826 eval "type=\$$varname"
6827 if [ "$type" = "msvc" ]; then
6828 test_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
6829 static inline int foo(int a) { return a; }
6836 add_asflags -Qunused-arguments
6842 check_ldflags -Qunused-arguments
6846 enable frame_thread_encoder
6848 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
6850 check_deps $CONFIG_LIST \
6855 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"
6856 enabled avresample && warn "Building with deprecated library libavresample"
6861 disable posix_memalign
6863 *-dos|freedos|opendos)
6864 if test_cpp_condition sys/version.h "defined(__DJGPP__) && __DJGPP__ == 2 && __DJGPP_MINOR__ == 5"; then
6870 flatten_extralibs(){
6874 for entry in $list; do
6878 for e in $entry_copy; do
6880 *_extralibs) nested_entries="$nested_entries$e ";;
6881 *) flat_entries="$flat_entries$e ";;
6884 eval $entry="\$flat_entries"
6886 append $list_name "$nested_entries"
6888 resolve nested_entries
6889 if test -n "$(filter '*_extralibs' $nested_entries)"; then
6890 flatten_extralibs $list_name
6894 flatten_extralibs_wrapper(){
6896 flatten_extralibs $list_name
6899 eval $list_name=\$\(\$ldflags_filter \$$list_name\)
6900 eval printf \''%s'\' \""\$$list_name"\"
6903 for linkunit in $LIBRARY_LIST; do
6904 unset current_extralibs
6905 eval components=\$$(toupper ${linkunit})_COMPONENTS_LIST
6906 for comp in ${components}; do
6907 enabled $comp || continue
6908 comp_extralibs="${comp}_extralibs"
6909 append current_extralibs $comp_extralibs
6911 eval prepend ${linkunit}_extralibs $current_extralibs
6914 for linkunit in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
6915 eval ${linkunit}_extralibs=\$\(flatten_extralibs_wrapper ${linkunit}_extralibs\)
6918 map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
6920 for thread in $THREADS_LIST; do
6921 if enabled $thread; then
6922 test -n "$thread_type" &&
6923 die "ERROR: Only one thread type must be selected." ||
6924 thread_type="$thread"
6928 if disabled stdatomic; then
6929 if enabled atomics_gcc; then
6930 add_cppflags '-I\$(SRC_PATH)/compat/atomics/gcc'
6931 elif enabled atomics_win32; then
6932 add_cppflags '-I\$(SRC_PATH)/compat/atomics/win32'
6933 elif enabled atomics_suncc; then
6934 add_cppflags '-I\$(SRC_PATH)/compat/atomics/suncc'
6935 elif enabled pthreads; then
6936 add_compat atomics/pthread/stdatomic.o
6937 add_cppflags '-I\$(SRC_PATH)/compat/atomics/pthread'
6939 enabled threads && die "Threading is enabled, but no atomics are available"
6940 add_cppflags '-I\$(SRC_PATH)/compat/atomics/dummy'
6944 # Check if requested libraries were found.
6945 for lib in $AUTODETECT_LIBS; do
6946 requested $lib && ! enabled $lib && die "ERROR: $lib requested but not found";
6949 enabled zlib && add_cppflags -DZLIB_CONST
6951 # conditional library dependencies, in any order
6952 enabled afftdn_filter && prepend avfilter_deps "avcodec"
6953 enabled afftfilt_filter && prepend avfilter_deps "avcodec"
6954 enabled afir_filter && prepend avfilter_deps "avcodec"
6955 enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
6956 enabled aresample_filter && prepend avfilter_deps "swresample"
6957 enabled atempo_filter && prepend avfilter_deps "avcodec"
6958 enabled bm3d_filter && prepend avfilter_deps "avcodec"
6959 enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
6960 enabled convolve_filter && prepend avfilter_deps "avcodec"
6961 enabled deconvolve_filter && prepend avfilter_deps "avcodec"
6962 enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
6963 enabled elbg_filter && prepend avfilter_deps "avcodec"
6964 enabled fftfilt_filter && prepend avfilter_deps "avcodec"
6965 enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
6966 enabled firequalizer_filter && prepend avfilter_deps "avcodec"
6967 enabled mcdeint_filter && prepend avfilter_deps "avcodec"
6968 enabled movie_filter && prepend avfilter_deps "avformat avcodec"
6969 enabled pan_filter && prepend avfilter_deps "swresample"
6970 enabled pp_filter && prepend avfilter_deps "postproc"
6971 enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
6972 enabled resample_filter && prepend avfilter_deps "avresample"
6973 enabled sab_filter && prepend avfilter_deps "swscale"
6974 enabled scale_filter && prepend avfilter_deps "swscale"
6975 enabled scale2ref_filter && prepend avfilter_deps "swscale"
6976 enabled sofalizer_filter && prepend avfilter_deps "avcodec"
6977 enabled showcqt_filter && prepend avfilter_deps "avformat avcodec swscale"
6978 enabled showfreqs_filter && prepend avfilter_deps "avcodec"
6979 enabled showspectrum_filter && prepend avfilter_deps "avcodec"
6980 enabled signature_filter && prepend avfilter_deps "avcodec avformat"
6981 enabled smartblur_filter && prepend avfilter_deps "swscale"
6982 enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
6983 enabled spp_filter && prepend avfilter_deps "avcodec"
6984 enabled sr_filter && prepend avfilter_deps "avformat swscale"
6985 enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
6986 enabled uspp_filter && prepend avfilter_deps "avcodec"
6987 enabled zoompan_filter && prepend avfilter_deps "swscale"
6989 enabled lavfi_indev && prepend avdevice_deps "avfilter"
6992 enabled_any sdl2_outdev opengl_outdev && enabled sdl2 &&
6993 add_cflags $(filter_out '-Dmain=SDL_main' $sdl2_cflags)
6995 enabled opus_decoder && prepend avcodec_deps "swresample"
6997 # reorder the items at var $1 to align with the items order at var $2 .
6998 # die if an item at $1 is not at $2 .
7001 eval rb_ordered=\$$2
7003 for rb in $rb_in; do
7004 is_in $rb $rb_ordered || die "$rb at \$$1 is not at \$$2"
7008 for rb in $rb_ordered; do
7009 is_in $rb $rb_in && rb_out="$rb_out$rb "
7014 # deps-expand fflib $1: N x {append all expanded deps; unique}
7015 # within a set of N items, N expansions are enough to expose a cycle.
7017 unique ${1}_deps # required for the early break test.
7018 for dummy in $LIBRARY_LIST; do # N iteratios
7019 eval deps=\$${1}_deps
7020 append ${1}_deps $(map 'eval echo \$${v}_deps' $deps)
7022 eval '[ ${#deps} = ${#'${1}_deps'} ]' && break # doesn't expand anymore
7025 eval is_in $1 \$${1}_deps && die "Dependency cycle at ${1}_deps"
7026 reorder_by ${1}_deps LIBRARY_LIST # linking order is expected later
7029 #we have to remove gpl from the deps here as some code assumes all lib deps are libs
7030 postproc_deps="$(filter_out 'gpl' $postproc_deps)"
7032 map 'expand_deps $v' $LIBRARY_LIST
7034 if test "$quiet" != "yes"; then
7036 echo "install prefix $prefix"
7037 echo "source path $source_path"
7038 echo "C compiler $cc"
7039 echo "C library $libc_type"
7040 if test "$host_cc" != "$cc"; then
7041 echo "host C compiler $host_cc"
7042 echo "host C library $host_libc_type"
7044 echo "ARCH $arch ($cpu)"
7045 if test "$build_suffix" != ""; then
7046 echo "build suffix $build_suffix"
7048 if test "$progs_suffix" != ""; then
7049 echo "progs suffix $progs_suffix"
7051 if test "$extra_version" != ""; then
7052 echo "version string suffix $extra_version"
7054 echo "big-endian ${bigendian-no}"
7055 echo "runtime cpu detection ${runtime_cpudetect-no}"
7056 if enabled x86; then
7057 echo "standalone assembly ${x86asm-no}"
7058 echo "x86 assembler ${x86asmexe}"
7059 echo "MMX enabled ${mmx-no}"
7060 echo "MMXEXT enabled ${mmxext-no}"
7061 echo "3DNow! enabled ${amd3dnow-no}"
7062 echo "3DNow! extended enabled ${amd3dnowext-no}"
7063 echo "SSE enabled ${sse-no}"
7064 echo "SSSE3 enabled ${ssse3-no}"
7065 echo "AESNI enabled ${aesni-no}"
7066 echo "AVX enabled ${avx-no}"
7067 echo "AVX2 enabled ${avx2-no}"
7068 echo "AVX-512 enabled ${avx512-no}"
7069 echo "XOP enabled ${xop-no}"
7070 echo "FMA3 enabled ${fma3-no}"
7071 echo "FMA4 enabled ${fma4-no}"
7072 echo "i686 features enabled ${i686-no}"
7073 echo "CMOV is fast ${fast_cmov-no}"
7074 echo "EBX available ${ebx_available-no}"
7075 echo "EBP available ${ebp_available-no}"
7077 if enabled aarch64; then
7078 echo "NEON enabled ${neon-no}"
7079 echo "VFP enabled ${vfp-no}"
7081 if enabled arm; then
7082 echo "ARMv5TE enabled ${armv5te-no}"
7083 echo "ARMv6 enabled ${armv6-no}"
7084 echo "ARMv6T2 enabled ${armv6t2-no}"
7085 echo "VFP enabled ${vfp-no}"
7086 echo "NEON enabled ${neon-no}"
7087 echo "THUMB enabled ${thumb-no}"
7089 if enabled mips; then
7090 echo "MIPS FPU enabled ${mipsfpu-no}"
7091 echo "MIPS DSP R1 enabled ${mipsdsp-no}"
7092 echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
7093 echo "MIPS MSA enabled ${msa-no}"
7094 echo "LOONGSON MMI enabled ${mmi-no}"
7096 if enabled ppc; then
7097 echo "AltiVec enabled ${altivec-no}"
7098 echo "VSX enabled ${vsx-no}"
7099 echo "POWER8 enabled ${power8-no}"
7100 echo "PPC 4xx optimizations ${ppc4xx-no}"
7101 echo "dcbzl available ${dcbzl-no}"
7103 echo "debug symbols ${debug-no}"
7104 echo "strip symbols ${stripping-no}"
7105 echo "optimize for size ${small-no}"
7106 echo "optimizations ${optimizations-no}"
7107 echo "static ${static-no}"
7108 echo "shared ${shared-no}"
7109 echo "postprocessing support ${postproc-no}"
7110 echo "network support ${network-no}"
7111 echo "threading support ${thread_type-no}"
7112 echo "safe bitstream reader ${safe_bitstream_reader-no}"
7113 echo "texi2html enabled ${texi2html-no}"
7114 echo "perl enabled ${perl-no}"
7115 echo "pod2man enabled ${pod2man-no}"
7116 echo "makeinfo enabled ${makeinfo-no}"
7117 echo "makeinfo supports HTML ${makeinfo_html-no}"
7118 test -n "$random_seed" &&
7119 echo "random seed ${random_seed}"
7122 echo "External libraries:"
7123 print_enabled '' $EXTERNAL_LIBRARY_LIST $EXTERNAL_AUTODETECT_LIBRARY_LIST | print_in_columns
7126 echo "External libraries providing hardware acceleration:"
7127 print_enabled '' $HWACCEL_LIBRARY_LIST $HWACCEL_AUTODETECT_LIBRARY_LIST | print_in_columns
7131 print_enabled '' $LIBRARY_LIST | print_in_columns
7135 print_enabled '' $PROGRAM_LIST | print_in_columns
7138 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
7139 echo "Enabled ${type}s:"
7140 eval list=\$$(toupper $type)_LIST
7141 print_enabled '_*' $list | print_in_columns
7145 if test -n "$ignore_tests"; then
7146 ignore_tests=$(echo $ignore_tests | tr ',' ' ')
7147 echo "Ignored FATE tests:"
7148 echo $ignore_tests | print_in_columns
7152 echo "License: $license"
7154 fi # test "$quiet" != "yes"
7156 if test -n "$WARN_IF_GETS_DISABLED_LIST"; then
7157 for cfg in $WARN_IF_GETS_DISABLED_LIST; do
7158 if disabled $cfg; then
7159 varname=${cfg}_disable_reason
7160 eval "warn \"Disabled $cfg because \$$varname\""
7165 if test -n "$WARNINGS"; then
7166 printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
7167 enabled fatal_warnings && exit 1
7170 test -e Makefile || echo "include $source_path/Makefile" > Makefile
7173 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
7176 echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" > ffbuild/config.fate
7178 enabled stripping || strip="echo skipping strip"
7179 enabled stripping || striptype=""
7181 config_files="$TMPH ffbuild/config.mak doc/config.texi"
7183 cat > ffbuild/config.mak <<EOF
7184 # Automatically generated by configure - do not modify!
7185 ifndef FFMPEG_CONFIG_MAK
7187 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
7189 LIBDIR=\$(DESTDIR)$libdir
7190 SHLIBDIR=\$(DESTDIR)$shlibdir
7191 INCDIR=\$(DESTDIR)$incdir
7192 BINDIR=\$(DESTDIR)$bindir
7193 DATADIR=\$(DESTDIR)$datadir
7194 DOCDIR=\$(DESTDIR)$docdir
7195 MANDIR=\$(DESTDIR)$mandir
7196 PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
7197 INSTALL_NAME_DIR=$install_name_dir
7198 SRC_PATH=$source_path
7199 SRC_LINK=$source_link
7200 ifndef MAIN_MAKEFILE
7201 SRC_PATH:=\$(SRC_PATH:.%=..%)
7205 INTRINSICS=$intrinsics
7206 EXTERN_PREFIX=$extern_prefix
7213 DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
7215 DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
7217 DEPX86ASM=$x86asmexe
7218 DEPX86ASMFLAGS=\$(X86ASMFLAGS)
7226 STRIPTYPE=$striptype
7233 OBJCFLAGS=$OBJCFLAGS
7235 NVCCFLAGS=$nvccflags
7257 LDEXEFLAGS=$LDEXEFLAGS
7258 LDSOFLAGS=$LDSOFLAGS
7259 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
7260 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
7261 X86ASMFLAGS=$X86ASMFLAGS
7262 BUILDSUF=$build_suffix
7263 PROGSSUF=$progs_suffix
7271 EXTRA_VERSION=$extra_version
7274 CCDEP_FLAGS=$CCDEP_FLAGS
7276 ASDEP_FLAGS=$ASDEP_FLAGS
7277 X86ASMDEP=$X86ASMDEP
7278 X86ASMDEP_FLAGS=$X86ASMDEP_FLAGS
7279 CC_DEPFLAGS=$CC_DEPFLAGS
7280 AS_DEPFLAGS=$AS_DEPFLAGS
7281 X86ASM_DEPFLAGS=$X86ASM_DEPFLAGS
7284 HOSTCFLAGS=$host_cflags
7285 HOSTCPPFLAGS=$host_cppflags
7286 HOSTEXESUF=$HOSTEXESUF
7287 HOSTLDFLAGS=$host_ldflags
7288 HOSTEXTRALIBS=$host_extralibs
7290 DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
7291 HOSTCCDEP=$HOSTCCDEP
7292 HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
7293 HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
7297 TARGET_EXEC=$target_exec $target_exec_args
7298 TARGET_PATH=$target_path
7299 TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
7300 CFLAGS-ffplay=${sdl2_cflags}
7301 CFLAGS_HEADERS=$CFLAGS_HEADERS
7302 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
7303 EXTRALIBS=$extralibs
7304 COMPAT_OBJS=$compat_objs
7306 LIBTARGET=${LIBTARGET}
7307 SLIBNAME=${SLIBNAME}
7308 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
7309 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
7310 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
7311 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
7312 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
7313 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
7314 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
7315 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
7316 VERSION_SCRIPT_POSTPROCESS_CMD=${VERSION_SCRIPT_POSTPROCESS_CMD}
7317 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
7318 NOREDZONE_FLAGS=$noredzone_flags
7319 LIBFUZZER_PATH=$libfuzzer_path
7320 IGNORE_TESTS=$ignore_tests
7323 map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> ffbuild/config.mak' $LIBRARY_LIST
7325 for entry in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
7326 eval echo "EXTRALIBS-${entry}=\$${entry}_extralibs" >> ffbuild/config.mak
7330 /* Automatically generated by configure - do not modify! */
7331 #ifndef FFMPEG_CONFIG_H
7332 #define FFMPEG_CONFIG_H
7333 #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
7334 #define FFMPEG_LICENSE "$(c_escape $license)"
7335 #define CONFIG_THIS_YEAR 2019
7336 #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
7337 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
7338 #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
7339 #define av_restrict $restrict_keyword
7340 #define EXTERN_PREFIX "${extern_prefix}"
7341 #define EXTERN_ASM ${extern_prefix}
7342 #define BUILDSUF "$build_suffix"
7343 #define SLIBSUF "$SLIBSUF"
7344 #define HAVE_MMX2 HAVE_MMXEXT
7345 #define SWS_MAX_FILTER_SIZE $sws_max_filter_size
7348 test -n "$assert_level" &&
7349 echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
7351 test -n "$malloc_prefix" &&
7352 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
7354 if enabled x86asm; then
7355 append config_files $TMPASM
7357 ; Automatically generated by configure - do not modify!
7361 enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
7367 echo "@c auto-generated by configure - do not modify! " > doc/config.texi
7369 print_config ARCH_ "$config_files" $ARCH_LIST
7370 print_config HAVE_ "$config_files" $HAVE_LIST
7371 print_config CONFIG_ "$config_files" $CONFIG_LIST \
7375 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
7376 echo "endif # FFMPEG_CONFIG_MAK" >> ffbuild/config.mak
7378 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
7379 cp_if_changed $TMPH config.h
7380 touch ffbuild/.config
7382 enabled x86asm && cp_if_changed $TMPASM config.asm
7385 /* Generated by ffmpeg configure */
7386 #ifndef AVUTIL_AVCONFIG_H
7387 #define AVUTIL_AVCONFIG_H
7390 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
7392 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
7394 cp_if_changed $TMPH libavutil/avconfig.h
7396 # full_filter_name_foo=vf_foo
7397 # full_filter_name_bar=asrc_bar
7399 eval "$(sed -n "s/^extern AVFilter ff_\([avfsinkrc]\{2,5\}\)_\(.*\);/full_filter_name_\2=\1_\2/p" $source_path/libavfilter/allfilters.c)"
7401 # generate the lists of enabled components
7402 print_enabled_components(){
7407 echo "static const $struct_name * const $name[] = {" > $TMPH
7412 eval c=\$full_filter_name_${c%_filter}
7415 c=${c%_indev}_demuxer
7418 c=${c%_outdev}_muxer
7421 printf " &ff_%s,\n" $c >> $TMPH
7424 if [ "$name" = "filter_list" ]; then
7425 for c in asrc_abuffer vsrc_buffer asink_abuffer vsink_buffer; do
7426 printf " &ff_%s,\n" $c >> $TMPH
7429 echo " NULL };" >> $TMPH
7430 cp_if_changed $TMPH $file
7433 print_enabled_components libavfilter/filter_list.c AVFilter filter_list $FILTER_LIST
7434 print_enabled_components libavcodec/codec_list.c AVCodec codec_list $CODEC_LIST
7435 print_enabled_components libavcodec/parser_list.c AVCodecParser parser_list $PARSER_LIST
7436 print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
7437 print_enabled_components libavformat/demuxer_list.c AVInputFormat demuxer_list $DEMUXER_LIST
7438 print_enabled_components libavformat/muxer_list.c AVOutputFormat muxer_list $MUXER_LIST
7439 print_enabled_components libavdevice/indev_list.c AVInputFormat indev_list $INDEV_LIST
7440 print_enabled_components libavdevice/outdev_list.c AVOutputFormat outdev_list $OUTDEV_LIST
7441 print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
7443 # Settings for pkg-config files
7446 # Automatically generated by configure - do not modify!
7448 build_suffix=$build_suffix
7452 rpath=$(enabled rpath && echo "-Wl,-rpath,\${libdir}")
7453 source_path=${source_path}
7456 extralibs_avutil="$avutil_extralibs"
7457 extralibs_avcodec="$avcodec_extralibs"
7458 extralibs_avformat="$avformat_extralibs"
7459 extralibs_avdevice="$avdevice_extralibs"
7460 extralibs_avfilter="$avfilter_extralibs"
7461 extralibs_avresample="$avresample_extralibs"
7462 extralibs_postproc="$postproc_extralibs"
7463 extralibs_swscale="$swscale_extralibs"
7464 extralibs_swresample="$swresample_extralibs"
7467 for lib in $LIBRARY_LIST; do
7468 lib_deps="$(eval echo \$${lib}_deps)"
7469 echo ${lib}_deps=\"$lib_deps\" >> $TMPH
7472 cp_if_changed $TMPH ffbuild/config.sh