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-librav1e enable AV1 encoding via rav1e [no]
258 --enable-librsvg enable SVG rasterization via librsvg [no]
259 --enable-librubberband enable rubberband needed for rubberband filter [no]
260 --enable-librtmp enable RTMP[E] support via librtmp [no]
261 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
262 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
263 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
264 --enable-libsoxr enable Include libsoxr resampling [no]
265 --enable-libspeex enable Speex de/encoding via libspeex [no]
266 --enable-libsrt enable Haivision SRT protocol via libsrt [no]
267 --enable-libssh enable SFTP protocol via libssh [no]
268 --enable-libtensorflow enable TensorFlow as a DNN module backend
269 for DNN based filters like sr [no]
270 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
271 --enable-libtheora enable Theora encoding via libtheora [no]
272 --enable-libtls enable LibreSSL (via libtls), needed for https support
273 if openssl, gnutls or mbedtls is not used [no]
274 --enable-libtwolame enable MP2 encoding via libtwolame [no]
275 --enable-libv4l2 enable libv4l2/v4l-utils [no]
276 --enable-libvidstab enable video stabilization using vid.stab [no]
277 --enable-libvmaf enable vmaf filter via libvmaf [no]
278 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
279 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
280 native implementation exists [no]
281 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
282 --enable-libwavpack enable wavpack encoding via libwavpack [no]
283 --enable-libwebp enable WebP encoding via libwebp [no]
284 --enable-libx264 enable H.264 encoding via x264 [no]
285 --enable-libx265 enable HEVC encoding via x265 [no]
286 --enable-libxavs enable AVS encoding via xavs [no]
287 --enable-libxavs2 enable AVS2 encoding via xavs2 [no]
288 --enable-libxcb enable X11 grabbing using XCB [autodetect]
289 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
290 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
291 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
292 --enable-libxvid enable Xvid encoding via xvidcore,
293 native MPEG-4/Xvid encoder exists [no]
294 --enable-libxml2 enable XML parsing using the C library libxml2, needed
295 for dash demuxing support [no]
296 --enable-libzimg enable z.lib, needed for zscale filter [no]
297 --enable-libzmq enable message passing via libzmq [no]
298 --enable-libzvbi enable teletext support via libzvbi [no]
299 --enable-lv2 enable LV2 audio filtering [no]
300 --disable-lzma disable lzma [autodetect]
301 --enable-decklink enable Blackmagic DeckLink I/O support [no]
302 --enable-mbedtls enable mbedTLS, needed for https support
303 if openssl, gnutls or libtls is not used [no]
304 --enable-mediacodec enable Android MediaCodec support [no]
305 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
306 --enable-openal enable OpenAL 1.1 capture support [no]
307 --enable-opencl enable OpenCL processing [no]
308 --enable-opengl enable OpenGL rendering [no]
309 --enable-openssl enable openssl, needed for https support
310 if gnutls, libtls or mbedtls is not used [no]
311 --enable-pocketsphinx enable PocketSphinx, needed for asr filter [no]
312 --disable-sndio disable sndio support [autodetect]
313 --disable-schannel disable SChannel SSP, needed for TLS support on
314 Windows if openssl and gnutls are not used [autodetect]
315 --disable-sdl2 disable sdl2 [autodetect]
316 --disable-securetransport disable Secure Transport, needed for TLS support
317 on OSX if openssl and gnutls are not used [autodetect]
318 --enable-vapoursynth enable VapourSynth demuxer [no]
319 --disable-xlib disable xlib [autodetect]
320 --disable-zlib disable zlib [autodetect]
322 The following libraries provide various hardware acceleration features:
323 --disable-amf disable AMF video encoding code [autodetect]
324 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
325 --enable-cuda-nvcc enable Nvidia CUDA compiler [no]
326 --disable-cuda-llvm disable CUDA compilation using clang [autodetect]
327 --disable-cuvid disable Nvidia CUVID support [autodetect]
328 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
329 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
330 --disable-ffnvcodec disable dynamically linked Nvidia code [autodetect]
331 --enable-libdrm enable DRM code (Linux) [no]
332 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
333 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
334 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
335 --disable-nvdec disable Nvidia video decoding acceleration (via hwaccel) [autodetect]
336 --disable-nvenc disable Nvidia video encoding code [autodetect]
337 --enable-omx enable OpenMAX IL code [no]
338 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
339 --enable-rkmpp enable Rockchip Media Process Platform code [no]
340 --disable-v4l2-m2m disable V4L2 mem2mem code [autodetect]
341 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
342 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
343 --disable-videotoolbox disable VideoToolbox code [autodetect]
346 --arch=ARCH select architecture [$arch]
347 --cpu=CPU select the minimum required CPU (affects
348 instruction selection, may crash on older CPUs)
349 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
350 --progs-suffix=SUFFIX program name suffix []
351 --enable-cross-compile assume a cross-compiler is used
352 --sysroot=PATH root of cross-build tree
353 --sysinclude=PATH location of cross-build system headers
354 --target-os=OS compiler targets OS [$target_os]
355 --target-exec=CMD command to run executables on target
356 --target-path=DIR path to view of build directory on target
357 --target-samples=DIR path to samples directory on target
358 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
359 --toolchain=NAME set tool defaults according to NAME
360 (gcc-asan, clang-asan, gcc-msan, clang-msan,
361 gcc-tsan, clang-tsan, gcc-usan, clang-usan,
362 valgrind-massif, valgrind-memcheck,
363 msvc, icl, gcov, llvm-cov, hardened)
364 --nm=NM use nm tool NM [$nm_default]
365 --ar=AR use archive tool AR [$ar_default]
366 --as=AS use assembler AS [$as_default]
367 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
368 --strip=STRIP use strip tool STRIP [$strip_default]
369 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
370 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
371 --cc=CC use C compiler CC [$cc_default]
372 --cxx=CXX use C compiler CXX [$cxx_default]
373 --objcc=OCC use ObjC compiler OCC [$cc_default]
374 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
375 --nvcc=NVCC use Nvidia CUDA compiler NVCC or clang [$nvcc_default]
376 --ld=LD use linker LD [$ld_default]
377 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
378 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
379 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
380 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
381 --host-cc=HOSTCC use host C compiler HOSTCC
382 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
383 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
384 --host-ld=HOSTLD use host linker HOSTLD
385 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
386 --host-extralibs=HLIBS use libs HLIBS when linking for host
387 --host-os=OS compiler host OS [$target_os]
388 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
389 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
390 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
391 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
392 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
393 --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
394 --extra-libs=ELIBS add ELIBS [$ELIBS]
395 --extra-version=STRING version string suffix []
396 --optflags=OPTFLAGS override optimization-related compiler flags
397 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
398 --build-suffix=SUFFIX library name suffix []
399 --enable-pic build position-independent code
400 --enable-thumb compile for Thumb instruction set
401 --enable-lto use link-time optimization
402 --env="ENV=override" override the environment variables
404 Advanced options (experts only):
405 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
406 --custom-allocator=NAME use a supported custom allocator
407 --disable-symver disable symbol versioning
408 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
409 --disable-safe-bitstream-reader
410 disable buffer boundary checking in bitreaders
411 (faster, but may crash)
412 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
414 Optimization options (experts only):
415 --disable-asm disable all assembly optimizations
416 --disable-altivec disable AltiVec optimizations
417 --disable-vsx disable VSX optimizations
418 --disable-power8 disable POWER8 optimizations
419 --disable-amd3dnow disable 3DNow! optimizations
420 --disable-amd3dnowext disable 3DNow! extended optimizations
421 --disable-mmx disable MMX optimizations
422 --disable-mmxext disable MMXEXT optimizations
423 --disable-sse disable SSE optimizations
424 --disable-sse2 disable SSE2 optimizations
425 --disable-sse3 disable SSE3 optimizations
426 --disable-ssse3 disable SSSE3 optimizations
427 --disable-sse4 disable SSE4 optimizations
428 --disable-sse42 disable SSE4.2 optimizations
429 --disable-avx disable AVX optimizations
430 --disable-xop disable XOP optimizations
431 --disable-fma3 disable FMA3 optimizations
432 --disable-fma4 disable FMA4 optimizations
433 --disable-avx2 disable AVX2 optimizations
434 --disable-avx512 disable AVX-512 optimizations
435 --disable-aesni disable AESNI optimizations
436 --disable-armv5te disable armv5te optimizations
437 --disable-armv6 disable armv6 optimizations
438 --disable-armv6t2 disable armv6t2 optimizations
439 --disable-vfp disable VFP optimizations
440 --disable-neon disable NEON optimizations
441 --disable-inline-asm disable use of inline assembly
442 --disable-x86asm disable use of standalone x86 assembly
443 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
444 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
445 --disable-msa disable MSA optimizations
446 --disable-msa2 disable MSA2 optimizations
447 --disable-mipsfpu disable floating point MIPS optimizations
448 --disable-mmi disable Loongson SIMD optimizations
449 --disable-fast-unaligned consider unaligned accesses slow
451 Developer options (useful when working on FFmpeg itself):
452 --disable-debug disable debugging symbols
453 --enable-debug=LEVEL set the debug level [$debuglevel]
454 --disable-optimizations disable compiler optimizations
455 --enable-extra-warnings enable more compiler warnings
456 --disable-stripping disable stripping of executables and shared libraries
457 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
458 2 causes a slowdown at runtime.
459 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
460 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
461 leaks and errors, using the specified valgrind binary.
462 Cannot be combined with --target-exec
463 --enable-ftrapv Trap arithmetic overflows
464 --samples=PATH location of test samples for FATE, if not set use
465 \$FATE_SAMPLES at make invocation time.
466 --enable-neon-clobber-test check NEON registers for clobbering (should be
467 used only for debugging purposes)
468 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
469 should be used only for debugging purposes)
470 --enable-random randomly enable/disable components
472 --enable-random=LIST randomly enable/disable specific components or
473 --disable-random=LIST component groups. LIST is a comma-separated list
474 of NAME[:PROB] entries where NAME is a component
475 (group) and PROB the probability associated with
477 --random-seed=VALUE seed value for --enable/disable-random
478 --disable-valgrind-backtrace do not print a backtrace under Valgrind
479 (only applies to --disable-optimizations builds)
480 --enable-ossfuzz Enable building fuzzer tool
481 --libfuzzer=PATH path to libfuzzer
482 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
483 in the name) of tests whose result is ignored
484 --enable-linux-perf enable Linux Performance Monitor API
486 NOTE: Object files are built at the place where configure is launched.
491 if test -t 1 && which tput >/dev/null 2>&1; then
492 ncolors=$(tput colors)
493 if test -n "$ncolors" && test $ncolors -ge 8; then
494 bold_color=$(tput bold)
495 warn_color=$(tput setaf 3)
496 error_color=$(tput setaf 1)
497 reset_color=$(tput sgr0)
499 # 72 used instead of 80 since that's the default of pr
505 echo "$@" >> $logfile
511 while IFS= read -r log_file_line; do
512 printf '%5d\t%s\n' "$log_file_i" "$log_file_line"
513 log_file_i=$(($log_file_i+1))
514 done < "$1" >> "$logfile"
520 WARNINGS="${WARNINGS}WARNING: $*\n"
525 echo "$error_color$bold_color$@$reset_color"
528 If you think configure made a mistake, make sure you are using the latest
529 version from Git. If the latest version fails, report the problem to the
530 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
532 if disabled logging; then
534 Rerun configure with logging enabled (do not use --disable-logging), and
535 include the log this produces with your report.
539 Include the log file "$logfile" produced by configure as this will help
546 # Avoid locale weirdness, besides we really just want to translate ASCII.
548 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
552 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
556 echo "$*" | sed 's/["\\]/\\\0/g'
560 v=$(echo "$1" | sed "s/'/'\\\\''/g")
561 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
566 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
573 eval "case '$v' in $pat) printf '%s ' '$v' ;; esac"
581 eval "case '$v' in $pat) ;; *) printf '%s ' '$v' ;; esac"
588 for v; do eval $m; done
594 for v; do echo ${v}${suffix}; done
600 for v; do echo ${v%$suffix}; done
615 eval : \${$var:=$value}
620 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
626 eval $(sanitize_var_name "$var")='$*'
630 eval echo \$$(sanitize_var_name "$1")
635 eval level=\${${pvar}_level:=0}
636 eval ${pvar}_${level}="\$$pvar"
637 eval ${pvar}_level=$(($level+1))
643 eval level=\${${pvar}_level:-0}
644 test $level = 0 && continue
645 eval level=$(($level-1))
646 eval $pvar="\${${pvar}_${level}}"
647 eval ${pvar}_level=$level
648 eval unset ${pvar}_${level}
654 eval ${var}_requested=yes
659 warn_if_gets_disabled(){
661 WARN_IF_GETS_DISABLED_LIST="$WARN_IF_GETS_DISABLED_LIST $var"
673 disable_with_reason(){
675 eval "${1}_disable_reason=\"$2\""
676 if requested $1; then
677 die "ERROR: $1 requested, but $2"
691 enable $(sanitize_var_name $var)
697 disable $(sanitize_var_name $var)
703 enabled $var && continue
705 eval enable_deep \$${var}_select
707 eval enable_deep_weak \$${var}_suggest
718 disabled $var && continue
727 test "${1#!}" = "$1" && op="=" || op="!="
728 eval test "x\$${1#!}_requested" $op "xyes"
732 test "${1#!}" = "$1" && op="=" || op="!="
733 eval test "x\$${1#!}" $op "xyes"
737 test "${1#!}" = "$1" && op="=" || op="!="
738 eval test "x\$${1#!}" $op "xno"
743 enabled $opt || return 1
749 disabled $opt || return 1
755 enabled $opt && return 0
761 disabled $opt && return 0
768 eval : \${$opt:=\$${opt}_default}
776 [ $var = $value ] && return 0
781 # The cfg loop is very hot (several thousands iterations), and in bash also
782 # potentialy quite slow. Try to abort the iterations early, preferably without
783 # calling functions. 70%+ of the time cfg is already done or without deps.
786 eval [ x\$${cfg}_checking = xdone ] && continue
787 eval [ x\$${cfg}_checking = xinprogress ] && die "Circular dependency for $cfg."
790 dep_all=\$${cfg}_deps
791 dep_any=\$${cfg}_deps_any
792 dep_con=\$${cfg}_conflict
793 dep_sel=\$${cfg}_select
794 dep_sgs=\$${cfg}_suggest
796 dep_ifn=\$${cfg}_if_any
799 # most of the time here $cfg has no deps - avoid costly no-op work
800 if [ "$dep_all$dep_any$dep_con$dep_sel$dep_sgs$dep_ifa$dep_ifn" ]; then
801 eval ${cfg}_checking=inprogress
803 set -- $cfg "$dep_all" "$dep_any" "$dep_con" "$dep_sel" "$dep_sgs" "$dep_ifa" "$dep_ifn"
804 check_deps $dep_all $dep_any $dep_con $dep_sel $dep_sgs $dep_ifa $dep_ifn
805 cfg=$1; dep_all=$2; dep_any=$3; dep_con=$4; dep_sel=$5 dep_sgs=$6; dep_ifa=$7; dep_ifn=$8
807 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
808 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
809 enabled_all $dep_all || { disable_with_reason $cfg "not all dependencies are satisfied: $dep_all"; }
810 enabled_any $dep_any || { disable_with_reason $cfg "not any dependency is satisfied: $dep_any"; }
811 disabled_all $dep_con || { disable_with_reason $cfg "some conflicting dependencies are unsatisfied: $dep_con"; }
812 disabled_any $dep_sel && { disable_with_reason $cfg "some selected dependency is unsatisfied: $dep_sel"; }
814 enabled $cfg && enable_deep_weak $dep_sel $dep_sgs
816 for dep in $dep_all $dep_any $dep_sel $dep_sgs; do
817 # filter out library deps, these do not belong in extralibs
818 is_in $dep $LIBRARY_LIST && continue
819 enabled $dep && eval append ${cfg}_extralibs ${dep}_extralibs
823 eval ${cfg}_checking=done
831 map 'eval echo "$v \${$v:-no}"' "$@" |
832 awk "BEGIN { split(\"$files\", files) }
834 c = \"$pfx\" toupper(\$1);
840 if (file ~ /\\.h\$/) {
841 printf(\"#define %s %d\\n\", c, v) >>file;
842 } else if (file ~ /\\.asm\$/) {
843 printf(\"%%define %s %d\\n\", c, v) >>file;
844 } else if (file ~ /\\.mak\$/) {
845 n = -v ? \"\" : \"!\";
846 printf(\"%s%s=yes\\n\", n, c) >>file;
847 } else if (file ~ /\\.texi\$/) {
848 pre = -v ? \"\" : \"@c \";
851 gsub(/_/, \"-\", c2);
852 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
862 enabled $v && printf "%s\n" ${v%$suf}
869 eval "$var=\"\$$var $*\""
875 eval "$var=\"$* \$$var\""
882 reverse_out="$v $reverse_out"
888 # keeps the last occurence of each non-unique item
893 for v in $unique_in; do
894 # " $unique_out" +space such that every item is surrounded with spaces
895 case " $unique_out" in *" $v "*) continue; esac # already in list
896 unique_out="$unique_out$v "
905 for v in $resolve_in; do
906 eval 'resolve_out="$resolve_out$'$v' "'
908 eval $1=\$resolve_out
916 append CFLAGS $($cflags_filter "$@")
919 add_cflags_headers(){
920 append CFLAGS_HEADERS $($cflags_filter "$@")
924 append CXXFLAGS $($cflags_filter "$@")
928 append OBJCFLAGS $($objcflags_filter "$@")
932 append ASFLAGS $($asflags_filter "$@")
936 append LDFLAGS $($ldflags_filter "$@")
940 append LDEXEFLAGS $($ldflags_filter "$@")
944 append LDSOFLAGS $($ldflags_filter "$@")
948 prepend extralibs $($ldflags_filter "$@")
952 append ASMSTRIPFLAGS "$@"
956 append host_cppflags "$@"
960 append host_cflags $($host_cflags_filter "$@")
964 append host_ldflags $($host_ldflags_filter "$@")
968 append compat_objs $1
970 map 'add_cppflags -D$v' "$@"
975 "$@" >> $logfile 2>&1
980 stat "$1" >> $logfile 2>&1
984 eval printf '%s\\n' $CC_E
988 eval printf '%s\\n' $CC_O
992 eval printf '%s\\n' $AS_O
996 eval printf '%s\\n' $X86ASM_O
1000 eval printf '%s\\n' $LD_O
1004 eval printf '%s\\n' $HOSTCC_E
1008 eval printf '%s\\n' $HOSTCC_O
1012 eval printf '%s\\n' $NVCC_O
1019 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
1026 test_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
1033 test_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
1042 [ -x "$(command -v cygpath)" ] && tmpcu_=$(cygpath -m $tmpcu_) && tmpo_=$(cygpath -m $tmpo_)
1043 test_cmd $nvcc $nvccflags "$@" $NVCC_C $(nvcc_o $tmpo_) $tmpcu_
1050 disabled $name && return
1052 test_nvcc "$@" <<EOF && enable $name
1054 __global__ void hello(unsigned char *data) {}
1063 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
1070 test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
1074 log test_x86asm "$@"
1078 test_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" $(x86asm_o $TMPO) $TMPASM
1084 disabled $cmd && return
1086 test_cmd $@ && enable $cmd
1095 test_as $@ <<EOF && enable $name
1101 log check_inline_asm "$@"
1106 test_cc "$@" <<EOF && enable $name
1107 void foo(void){ __asm__ volatile($code); }
1111 check_inline_asm_flags(){
1112 log check_inline_asm_flags "$@"
1117 while [ "$1" != "" ]; do
1123 void foo(void){ __asm__ volatile($code); }
1126 test_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
1127 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
1132 check_inline_asm ${1}_inline "\"$2\""
1133 check_as ${1}_external "$2"
1137 log check_x86asm "$@"
1141 test_x86asm "$@" && enable $name
1148 flags=$(filter_out '-l*|*.so' $@)
1149 libs=$(filter '-l*|*.so' $@)
1150 test_$type $($cflags_filter $flags) || return
1151 flags=$($ldflags_filter $flags)
1152 libs=$($ldflags_filter $libs)
1153 test_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1162 test_ld $type $@ && enable $name
1167 test "${hdr%.h}" = "${hdr}" &&
1168 echo "#include $hdr" ||
1169 echo "#include <$hdr>"
1179 for hdr in $headers; do
1182 echo "int main(void) { $code; return 0; }"
1183 } | test_$check "$@"
1187 log check_cppflags "$@"
1188 test_cpp "$@" <<EOF && append CPPFLAGS "$@"
1194 log test_cflags "$@"
1195 set -- $($cflags_filter "$@")
1202 log check_cflags "$@"
1203 test_cflags "$@" && add_cflags "$@"
1207 log check_cxxflags "$@"
1208 set -- $($cflags_filter "$@")
1209 test_cxx "$@" <<EOF && append CXXFLAGS "$@"
1215 log test_objcflags "$@"
1216 set -- $($objcflags_filter "$@")
1217 test_objcc "$@" <<EOF
1223 log check_objcflags "$@"
1224 test_objcflags "$@" && add_objcflags "$@"
1228 log test_ldflags "$@"
1229 set -- $($ldflags_filter "$@")
1230 test_ld "cc" "$@" <<EOF
1231 int main(void){ return 0; }
1236 log check_ldflags "$@"
1237 test_ldflags "$@" && add_ldflags "$@"
1241 log test_stripflags "$@"
1242 # call test_cc to get a fresh TMPO
1244 int main(void) { return 0; }
1246 test_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1250 log check_stripflags "$@"
1251 test_stripflags "$@" && add_stripflags "$@"
1255 log check_headers "$@"
1258 disable_sanitized $headers
1260 for hdr in $headers; do
1264 } | test_cpp "$@" && enable_sanitized $headers
1267 check_header_objcc(){
1268 log check_header_objcc "$@"
1272 disable_sanitized $header
1274 echo "#include <$header>"
1275 echo "int main(void) { return 0; }"
1276 } | test_objcc && test_stat "$TMPO" && enable_sanitized $header
1279 check_apple_framework(){
1280 log check_apple_framework "$@"
1282 name="$(tolower $framework)"
1283 header="${framework}/${framework}.h"
1285 check_header_objcc $header &&
1286 enable $name && eval ${name}_extralibs='"-framework $framework"'
1294 test_ld "cc" "$@" <<EOF && enable $func
1296 int main(void){ $func(); }
1300 check_complexfunc(){
1301 log check_complexfunc "$@"
1305 test $narg = 2 && args="f, g" || args="f * I"
1307 test_ld "cc" "$@" <<EOF && enable $func
1308 #include <complex.h>
1310 float foo(complex float f, complex float g) { return $func($args); }
1311 int main(void){ return (int) foo; }
1316 log check_mathfunc "$@"
1320 test $narg = 2 && args="f, g" || args="f"
1322 test_ld "cc" "$@" <<EOF && enable $func
1324 float foo(float f, float g) { return $func($args); }
1325 int main(void){ return (int) foo; }
1329 check_func_headers(){
1330 log check_func_headers "$@"
1335 for hdr in $headers; do
1338 echo "#include <stdint.h>"
1339 for func in $funcs; do
1340 echo "long check_$func(void) { return (long) $func; }"
1342 echo "int main(void) { int ret = 0;"
1343 # LTO could optimize out the test functions without this
1344 for func in $funcs; do
1345 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1347 echo "return ret; }"
1348 } | test_ld "cc" "$@" && enable $funcs && enable_sanitized $headers
1351 check_class_headers_cpp(){
1352 log check_class_headers_cpp "$@"
1357 for hdr in $headers; do
1358 echo "#include <$hdr>"
1360 echo "int main(void) { "
1362 for class in $classes; do
1363 echo "$class obj$i;"
1367 } | test_ld "cxx" "$@" && enable $funcs && enable_sanitized $headers
1370 test_cpp_condition(){
1371 log test_cpp_condition "$@"
1378 #error "unsatisfied condition: $condition"
1383 check_cpp_condition(){
1384 log check_cpp_condition "$@"
1388 test_cpp_condition "$@" && enable $name
1392 log test_cflags_cc "$@"
1397 set -- $($cflags_filter "$flags")
1401 #error "unsatisfied condition: $condition"
1413 check_func_headers "$headers" "$funcs" "$@" &&
1414 enable $name && eval ${name}_extralibs="\$@"
1418 log check_lib_cpp "$@"
1424 check_class_headers_cpp "$headers" "$classes" "$@" &&
1425 enable $name && eval ${name}_extralibs="\$@"
1429 log test_pkg_config "$@"
1437 test_cmd $pkg_config --exists --print-errors $pkg_version || return
1438 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1439 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1440 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1442 set_sanitized "${name}_cflags" $pkg_cflags &&
1443 set_sanitized "${name}_extralibs" $pkg_libs
1447 log check_pkg_config "$@"
1449 test_pkg_config "$@" &&
1450 eval add_cflags \$${name}_cflags
1454 test_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1458 log check_exec_crash "$@"
1461 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1462 # are safe but may not be available everywhere. Thus we use
1463 # raise(SIGTERM) instead. The check is run in a subshell so we
1464 # can redirect the "Terminated" message from the shell. SIGBUS
1465 # is not defined by standard C so it is used conditionally.
1467 (test_exec "$@") >> $logfile 2>&1 <<EOF
1469 static void sighandler(int sig){
1475 int (*func_ptr)(void) = foo;
1477 signal(SIGILL, sighandler);
1478 signal(SIGFPE, sighandler);
1479 signal(SIGSEGV, sighandler);
1481 signal(SIGBUS, sighandler);
1493 disable_sanitized "$type"
1494 test_code cc "$headers" "$type v" "$@" && enable_sanitized "$type"
1498 log check_struct "$@"
1503 disable_sanitized "${struct}_${member}"
1504 test_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1505 enable_sanitized "${struct}_${member}"
1509 log check_builtin "$@"
1515 test_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1518 check_compile_assert(){
1519 log check_compile_assert "$@"
1525 test_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1533 test_code cc "$@" && enable "$name"
1541 check_lib $name "$@" || die "ERROR: $name_version not found"
1547 check_cc "$@" || die "ERROR: $name failed"
1555 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1559 log require_headers "$@"
1561 check_headers "$@" || die "ERROR: $headers not found"
1564 require_cpp_condition(){
1565 log require_cpp_condition "$@"
1567 check_cpp_condition "$@" || die "ERROR: $condition not satisfied"
1570 require_pkg_config(){
1571 log require_pkg_config "$@"
1573 check_pkg_config "$@" || die "ERROR: $pkg_version not found using pkg-config$pkg_config_fail_message"
1577 log test_host_cc "$@"
1580 test_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1584 log test_host_cpp "$@"
1587 test_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1590 check_host_cppflags(){
1591 log check_host_cppflags "$@"
1592 test_host_cpp "$@" <<EOF && append host_cppflags "$@"
1597 check_host_cflags(){
1598 log check_host_cflags "$@"
1599 set -- $($host_cflags_filter "$@")
1600 test_host_cc "$@" <<EOF && append host_cflags "$@"
1605 test_host_cpp_condition(){
1606 log test_host_cpp_condition "$@"
1610 test_host_cpp "$@" <<EOF
1613 #error "unsatisfied condition: $condition"
1618 check_host_cpp_condition(){
1619 log check_host_cpp_condition "$@"
1623 test_host_cpp_condition "$@" && enable $name
1627 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1628 mkdir -p "$(dirname $2)"
1632 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1633 # system-dependent things.
1635 AVCODEC_COMPONENTS="
1643 AVDEVICE_COMPONENTS="
1648 AVFILTER_COMPONENTS="
1652 AVFORMAT_COMPONENTS="
1660 $AVDEVICE_COMPONENTS
1661 $AVFILTER_COMPONENTS
1662 $AVFORMAT_COMPONENTS
1666 avio_dir_cmd_example
1667 avio_reading_example
1668 decode_audio_example
1669 decode_video_example
1670 demuxing_decoding_example
1671 encode_audio_example
1672 encode_video_example
1674 filter_audio_example
1675 filtering_audio_example
1676 filtering_video_example
1677 http_multiclient_example
1683 resampling_audio_example
1684 scaling_video_example
1685 transcode_aac_example
1687 vaapi_encode_example
1688 vaapi_transcode_example
1691 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1711 EXTERNAL_LIBRARY_GPL_LIST="
1725 EXTERNAL_LIBRARY_NONFREE_LIST="
1732 EXTERNAL_LIBRARY_VERSION3_LIST="
1744 EXTERNAL_LIBRARY_GPLV3_LIST="
1748 EXTERNAL_LIBRARY_LIST="
1749 $EXTERNAL_LIBRARY_GPL_LIST
1750 $EXTERNAL_LIBRARY_NONFREE_LIST
1751 $EXTERNAL_LIBRARY_VERSION3_LIST
1752 $EXTERNAL_LIBRARY_GPLV3_LIST
1819 HWACCEL_AUTODETECT_LIBRARY_LIST="
1838 # catchall list of things that require external libs to link
1844 HWACCEL_LIBRARY_NONFREE_LIST="
1850 HWACCEL_LIBRARY_LIST="
1851 $HWACCEL_LIBRARY_NONFREE_LIST
1872 safe_bitstream_reader
1879 # this list should be kept in linking order
1919 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1923 $EXTERNAL_LIBRARY_LIST
1924 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1925 $HWACCEL_LIBRARY_LIST
1926 $HWACCEL_AUTODETECT_LIBRARY_LIST
1958 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1959 $HWACCEL_AUTODETECT_LIBRARY_LIST
2001 ARCH_EXT_LIST_MIPS="
2014 ARCH_EXT_LIST_LOONGSON="
2020 ARCH_EXT_LIST_X86_SIMD="
2050 $ARCH_EXT_LIST_X86_SIMD
2060 $ARCH_EXT_LIST_LOONGSON
2081 sync_val_compare_and_swap
2098 cdio_paranoia_paranoia_h
2101 dev_bktr_ioctl_bt848_h
2102 dev_bktr_ioctl_meteor_h
2104 dev_video_bktr_ioctl_bt848_h
2105 dev_video_meteor_ioctl_meteor_h
2114 machine_ioctl_bt848_h
2115 machine_ioctl_meteor_h
2117 opencv2_core_core_c_h
2179 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2197 GetProcessAffinityMask
2198 GetProcessMemoryInfo
2201 GetSystemTimeAsFileTime
2224 SetConsoleTextAttribute
2225 SetConsoleCtrlHandler
2233 UTGetOSTypeFromString
2245 TOOLCHAIN_FEATURES="
2258 inline_asm_direct_symbol_refs
2260 inline_asm_nonlocal_labels
2271 kCMVideoCodecType_HEVC
2272 kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange
2273 kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ
2274 kCVImageBufferTransferFunction_ITU_R_2100_HLG
2275 kCVImageBufferTransferFunction_Linear
2278 struct_group_source_req
2279 struct_ip_mreq_source
2281 struct_msghdr_msg_flags
2283 struct_rusage_ru_maxrss
2284 struct_sctp_event_subscribe
2286 struct_sockaddr_sa_len
2287 struct_sockaddr_storage
2288 struct_stat_st_mtim_tv_nsec
2289 struct_v4l2_frmivalenum_discrete
2294 $(add_suffix _external $ARCH_EXT_LIST)
2295 $(add_suffix _inline $ARCH_EXT_LIST)
2316 opencl_vaapi_beignet
2317 opencl_vaapi_intel_media
2323 # options emitted with CONFIG_ prefix but not available on the command line
2349 frame_thread_encoder
2508 # code dependency declarations
2510 # architecture extensions
2515 armv8_deps="aarch64"
2516 neon_deps_any="aarch64 arm"
2517 intrinsics_neon_deps="neon"
2518 vfp_deps_any="aarch64 arm"
2522 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2531 loongson2_deps="mips"
2532 loongson3_deps="mips"
2533 mips32r2_deps="mips"
2534 mips32r5_deps="mips"
2535 mips32r6_deps="mips"
2536 mips64r2_deps="mips"
2537 mips64r6_deps="mips"
2540 mipsdspr2_deps="mips"
2546 x86_64_select="i686"
2547 x86_64_suggest="fast_cmov"
2550 amd3dnowext_deps="amd3dnow"
2568 mmx_external_deps="x86asm"
2569 mmx_inline_deps="inline_asm x86"
2570 mmx_suggest="mmx_external mmx_inline"
2572 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2573 eval dep=\$${ext}_deps
2574 eval ${ext}_external_deps='"${dep}_external"'
2575 eval ${ext}_inline_deps='"${dep}_inline"'
2576 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2579 aligned_stack_if_any="aarch64 ppc x86"
2580 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2581 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2582 fast_unaligned_if_any="aarch64 ppc x86"
2583 simd_align_16_if_any="altivec neon sse"
2584 simd_align_32_if_any="avx"
2585 simd_align_64_if_any="avx512"
2587 # system capabilities
2588 linux_perf_deps="linux_perf_event_h"
2589 symver_if_any="symver_asm_label symver_gnu_asm"
2590 valgrind_backtrace_conflict="optimizations"
2591 valgrind_backtrace_deps="valgrind_valgrind_h"
2594 atomics_gcc_if="sync_val_compare_and_swap"
2595 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2596 atomics_win32_if="MemoryBarrier"
2597 atomics_native_if_any="$ATOMICS_LIST"
2598 w32threads_deps="atomics_native"
2599 threads_if_any="$THREADS_LIST"
2602 cbs_av1_select="cbs"
2603 cbs_h264_select="cbs"
2604 cbs_h265_select="cbs"
2605 cbs_jpeg_select="cbs"
2606 cbs_mpeg2_select="cbs"
2607 cbs_vp9_select="cbs"
2609 dirac_parse_select="golomb"
2610 dnn_suggest="libtensorflow"
2611 error_resilience_select="me_cmp"
2613 faandct_select="fdctdsp"
2614 faanidct_deps="faan"
2615 faanidct_select="idctdsp"
2616 h264dsp_select="startcode"
2617 hevcparse_select="golomb"
2618 frame_thread_encoder_deps="encoders threads"
2619 intrax8_select="blockdsp idctdsp"
2622 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2623 mpeg_er_select="error_resilience"
2624 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2625 mpegaudiodsp_select="dct"
2626 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2627 mpegvideoenc_select="aandcttables me_cmp mpegvideo pixblockdsp qpeldsp"
2628 vc1dsp_select="h264chroma qpeldsp startcode"
2631 # decoders / encoders
2632 aac_decoder_select="adts_header mdct15 mdct sinewin"
2633 aac_fixed_decoder_select="adts_header mdct sinewin"
2634 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2635 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2636 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2637 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2638 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2639 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2640 acelp_kelvin_decoder_select="audiodsp"
2641 adpcm_g722_decoder_select="g722dsp"
2642 adpcm_g722_encoder_select="g722dsp"
2643 aic_decoder_select="golomb idctdsp"
2644 alac_encoder_select="lpc"
2645 als_decoder_select="bswapdsp"
2646 amrnb_decoder_select="lsp"
2647 amrwb_decoder_select="lsp"
2648 amv_decoder_select="sp5x_decoder exif"
2649 amv_encoder_select="jpegtables mpegvideoenc"
2650 ape_decoder_select="bswapdsp llauddsp"
2651 apng_decoder_deps="zlib"
2652 apng_encoder_deps="zlib"
2653 apng_encoder_select="llvidencdsp"
2654 aptx_decoder_select="audio_frame_queue"
2655 aptx_encoder_select="audio_frame_queue"
2656 aptx_hd_decoder_select="audio_frame_queue"
2657 aptx_hd_encoder_select="audio_frame_queue"
2658 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2659 asv1_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2660 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2661 asv2_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2662 atrac1_decoder_select="mdct sinewin"
2663 atrac3_decoder_select="mdct"
2664 atrac3al_decoder_select="mdct"
2665 atrac3p_decoder_select="mdct sinewin"
2666 atrac3pal_decoder_select="mdct sinewin"
2667 atrac9_decoder_select="mdct"
2668 avrn_decoder_select="exif jpegtables"
2669 bink_decoder_select="blockdsp hpeldsp"
2670 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2671 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2672 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2673 clearvideo_decoder_select="idctdsp"
2674 cllc_decoder_select="bswapdsp"
2675 comfortnoise_encoder_select="lpc"
2676 cook_decoder_select="audiodsp mdct sinewin"
2677 cscd_decoder_select="lzo"
2678 cscd_decoder_suggest="zlib"
2679 dca_decoder_select="mdct"
2680 dca_encoder_select="mdct"
2681 dds_decoder_select="texturedsp"
2682 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2683 dnxhd_decoder_select="blockdsp idctdsp"
2684 dnxhd_encoder_select="blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2685 dolby_e_decoder_select="mdct"
2686 dvvideo_decoder_select="dvprofile idctdsp"
2687 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2688 dxa_decoder_deps="zlib"
2689 dxv_decoder_select="lzf texturedsp"
2690 eac3_decoder_select="ac3_decoder"
2691 eac3_encoder_select="ac3_encoder"
2692 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2693 eatgq_decoder_select="aandcttables"
2694 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2695 exr_decoder_deps="zlib"
2696 ffv1_decoder_select="rangecoder"
2697 ffv1_encoder_select="rangecoder"
2698 ffvhuff_decoder_select="huffyuv_decoder"
2699 ffvhuff_encoder_select="huffyuv_encoder"
2700 fic_decoder_select="golomb"
2701 flac_decoder_select="flacdsp"
2702 flac_encoder_select="bswapdsp flacdsp lpc"
2703 flashsv2_decoder_deps="zlib"
2704 flashsv2_encoder_deps="zlib"
2705 flashsv_decoder_deps="zlib"
2706 flashsv_encoder_deps="zlib"
2707 flv_decoder_select="h263_decoder"
2708 flv_encoder_select="h263_encoder"
2709 fourxm_decoder_select="blockdsp bswapdsp"
2710 fraps_decoder_select="bswapdsp huffman"
2711 g2m_decoder_deps="zlib"
2712 g2m_decoder_select="blockdsp idctdsp jpegtables"
2713 g729_decoder_select="audiodsp"
2714 h261_decoder_select="mpegvideo"
2715 h261_encoder_select="mpegvideoenc"
2716 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2717 h263_encoder_select="h263dsp mpegvideoenc"
2718 h263i_decoder_select="h263_decoder"
2719 h263p_decoder_select="h263_decoder"
2720 h263p_encoder_select="h263_encoder"
2721 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2722 h264_decoder_suggest="error_resilience"
2723 hap_decoder_select="snappy texturedsp"
2724 hap_encoder_deps="libsnappy"
2725 hap_encoder_select="texturedspenc"
2726 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2727 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2728 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2729 hymt_decoder_select="huffyuv_decoder"
2730 iac_decoder_select="imc_decoder"
2731 imc_decoder_select="bswapdsp fft mdct sinewin"
2732 imm4_decoder_select="bswapdsp"
2733 imm5_decoder_select="h264_decoder hevc_decoder"
2734 indeo3_decoder_select="hpeldsp"
2735 indeo4_decoder_select="ividsp"
2736 indeo5_decoder_select="ividsp"
2737 interplay_video_decoder_select="hpeldsp"
2738 jpegls_decoder_select="mjpeg_decoder"
2739 jv_decoder_select="blockdsp"
2740 lagarith_decoder_select="llviddsp"
2741 ljpeg_encoder_select="idctdsp jpegtables mpegvideoenc"
2742 lscr_decoder_deps="zlib"
2743 magicyuv_decoder_select="llviddsp"
2744 magicyuv_encoder_select="llvidencdsp"
2745 mdec_decoder_select="blockdsp bswapdsp idctdsp mpegvideo"
2746 metasound_decoder_select="lsp mdct sinewin"
2747 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2748 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2749 mjpeg_encoder_select="jpegtables mpegvideoenc"
2750 mjpegb_decoder_select="mjpeg_decoder"
2751 mlp_decoder_select="mlp_parser"
2752 mlp_encoder_select="lpc audio_frame_queue"
2753 motionpixels_decoder_select="bswapdsp"
2754 mp1_decoder_select="mpegaudio"
2755 mp1float_decoder_select="mpegaudio"
2756 mp2_decoder_select="mpegaudio"
2757 mp2float_decoder_select="mpegaudio"
2758 mp3_decoder_select="mpegaudio"
2759 mp3adu_decoder_select="mpegaudio"
2760 mp3adufloat_decoder_select="mpegaudio"
2761 mp3float_decoder_select="mpegaudio"
2762 mp3on4_decoder_select="mpegaudio"
2763 mp3on4float_decoder_select="mpegaudio"
2764 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2765 mpc8_decoder_select="mpegaudiodsp"
2766 mpegvideo_decoder_select="mpegvideo"
2767 mpeg1video_decoder_select="mpegvideo"
2768 mpeg1video_encoder_select="mpegvideoenc h263dsp"
2769 mpeg2video_decoder_select="mpegvideo"
2770 mpeg2video_encoder_select="mpegvideoenc h263dsp"
2771 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2772 mpeg4_encoder_select="h263_encoder"
2773 msa1_decoder_select="mss34dsp"
2774 mscc_decoder_deps="zlib"
2775 msmpeg4v1_decoder_select="h263_decoder"
2776 msmpeg4v2_decoder_select="h263_decoder"
2777 msmpeg4v2_encoder_select="h263_encoder"
2778 msmpeg4v3_decoder_select="h263_decoder"
2779 msmpeg4v3_encoder_select="h263_encoder"
2780 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2781 mts2_decoder_select="mss34dsp"
2782 mwsc_decoder_deps="zlib"
2783 mxpeg_decoder_select="mjpeg_decoder"
2784 nellymoser_decoder_select="mdct sinewin"
2785 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2786 nuv_decoder_select="idctdsp lzo"
2787 on2avc_decoder_select="mdct"
2788 opus_decoder_deps="swresample"
2789 opus_decoder_select="mdct15"
2790 opus_encoder_select="audio_frame_queue mdct15"
2791 png_decoder_deps="zlib"
2792 png_encoder_deps="zlib"
2793 png_encoder_select="llvidencdsp"
2794 prores_decoder_select="blockdsp idctdsp"
2795 prores_encoder_select="fdctdsp"
2796 qcelp_decoder_select="lsp"
2797 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2798 ra_144_decoder_select="audiodsp"
2799 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2800 ralf_decoder_select="golomb"
2801 rasc_decoder_deps="zlib"
2802 rawvideo_decoder_select="bswapdsp"
2803 rscc_decoder_deps="zlib"
2804 rtjpeg_decoder_select="me_cmp"
2805 rv10_decoder_select="h263_decoder"
2806 rv10_encoder_select="h263_encoder"
2807 rv20_decoder_select="h263_decoder"
2808 rv20_encoder_select="h263_encoder"
2809 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2810 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2811 screenpresso_decoder_deps="zlib"
2812 shorten_decoder_select="bswapdsp"
2813 sipr_decoder_select="lsp"
2814 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2815 snow_encoder_select="dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2816 sonic_decoder_select="golomb rangecoder"
2817 sonic_encoder_select="golomb rangecoder"
2818 sonic_ls_encoder_select="golomb rangecoder"
2819 sp5x_decoder_select="mjpeg_decoder"
2820 speedhq_decoder_select="mpegvideo"
2821 srgc_decoder_deps="zlib"
2822 svq1_decoder_select="hpeldsp"
2823 svq1_encoder_select="hpeldsp me_cmp mpegvideoenc"
2824 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2825 svq3_decoder_suggest="zlib"
2826 tak_decoder_select="audiodsp"
2827 tdsc_decoder_deps="zlib"
2828 tdsc_decoder_select="mjpeg_decoder"
2829 theora_decoder_select="vp3_decoder"
2830 thp_decoder_select="mjpeg_decoder"
2831 tiff_decoder_select="mjpeg_decoder"
2832 tiff_decoder_suggest="zlib lzma"
2833 tiff_encoder_suggest="zlib"
2834 truehd_decoder_select="mlp_parser"
2835 truehd_encoder_select="lpc audio_frame_queue"
2836 truemotion2_decoder_select="bswapdsp"
2837 truespeech_decoder_select="bswapdsp"
2838 tscc_decoder_deps="zlib"
2839 twinvq_decoder_select="mdct lsp sinewin"
2840 txd_decoder_select="texturedsp"
2841 utvideo_decoder_select="bswapdsp llviddsp"
2842 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2843 vble_decoder_select="llviddsp"
2844 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2845 vc1image_decoder_select="vc1_decoder"
2846 vorbis_decoder_select="mdct"
2847 vorbis_encoder_select="audio_frame_queue mdct"
2848 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2849 vp4_decoder_select="vp3_decoder"
2850 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2851 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2852 vp6a_decoder_select="vp6_decoder"
2853 vp6f_decoder_select="vp6_decoder"
2854 vp7_decoder_select="h264pred videodsp vp8dsp"
2855 vp8_decoder_select="h264pred videodsp vp8dsp"
2856 vp9_decoder_select="videodsp vp9_parser vp9_superframe_split_bsf"
2857 wcmv_decoder_deps="zlib"
2858 webp_decoder_select="vp8_decoder exif"
2859 wmalossless_decoder_select="llauddsp"
2860 wmapro_decoder_select="mdct sinewin wma_freqs"
2861 wmav1_decoder_select="mdct sinewin wma_freqs"
2862 wmav1_encoder_select="mdct sinewin wma_freqs"
2863 wmav2_decoder_select="mdct sinewin wma_freqs"
2864 wmav2_encoder_select="mdct sinewin wma_freqs"
2865 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2866 wmv1_decoder_select="h263_decoder"
2867 wmv1_encoder_select="h263_encoder"
2868 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2869 wmv2_encoder_select="h263_encoder wmv2dsp"
2870 wmv3_decoder_select="vc1_decoder"
2871 wmv3image_decoder_select="wmv3_decoder"
2872 xma1_decoder_select="wmapro_decoder"
2873 xma2_decoder_select="wmapro_decoder"
2874 ylc_decoder_select="bswapdsp"
2875 zerocodec_decoder_deps="zlib"
2876 zlib_decoder_deps="zlib"
2877 zlib_encoder_deps="zlib"
2878 zmbv_decoder_deps="zlib"
2879 zmbv_encoder_deps="zlib"
2881 # hardware accelerators
2882 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2883 cuda_deps="ffnvcodec"
2884 cuvid_deps="ffnvcodec"
2885 d3d11va_deps="dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2886 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
2887 ffnvcodec_deps_any="libdl LoadLibrary"
2888 nvdec_deps="ffnvcodec"
2889 vaapi_x11_deps="xlib"
2890 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2891 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2892 xvmc_deps="X11_extensions_XvMClib_h"
2894 h263_vaapi_hwaccel_deps="vaapi"
2895 h263_vaapi_hwaccel_select="h263_decoder"
2896 h263_videotoolbox_hwaccel_deps="videotoolbox"
2897 h263_videotoolbox_hwaccel_select="h263_decoder"
2898 h264_d3d11va_hwaccel_deps="d3d11va"
2899 h264_d3d11va_hwaccel_select="h264_decoder"
2900 h264_d3d11va2_hwaccel_deps="d3d11va"
2901 h264_d3d11va2_hwaccel_select="h264_decoder"
2902 h264_dxva2_hwaccel_deps="dxva2"
2903 h264_dxva2_hwaccel_select="h264_decoder"
2904 h264_nvdec_hwaccel_deps="nvdec"
2905 h264_nvdec_hwaccel_select="h264_decoder"
2906 h264_vaapi_hwaccel_deps="vaapi"
2907 h264_vaapi_hwaccel_select="h264_decoder"
2908 h264_vdpau_hwaccel_deps="vdpau"
2909 h264_vdpau_hwaccel_select="h264_decoder"
2910 h264_videotoolbox_hwaccel_deps="videotoolbox"
2911 h264_videotoolbox_hwaccel_select="h264_decoder"
2912 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2913 hevc_d3d11va_hwaccel_select="hevc_decoder"
2914 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2915 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2916 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2917 hevc_dxva2_hwaccel_select="hevc_decoder"
2918 hevc_nvdec_hwaccel_deps="nvdec"
2919 hevc_nvdec_hwaccel_select="hevc_decoder"
2920 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2921 hevc_vaapi_hwaccel_select="hevc_decoder"
2922 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2923 hevc_vdpau_hwaccel_select="hevc_decoder"
2924 hevc_videotoolbox_hwaccel_deps="videotoolbox"
2925 hevc_videotoolbox_hwaccel_select="hevc_decoder"
2926 mjpeg_nvdec_hwaccel_deps="nvdec"
2927 mjpeg_nvdec_hwaccel_select="mjpeg_decoder"
2928 mjpeg_vaapi_hwaccel_deps="vaapi"
2929 mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
2930 mpeg_xvmc_hwaccel_deps="xvmc"
2931 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2932 mpeg1_nvdec_hwaccel_deps="nvdec"
2933 mpeg1_nvdec_hwaccel_select="mpeg1video_decoder"
2934 mpeg1_vdpau_hwaccel_deps="vdpau"
2935 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2936 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2937 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2938 mpeg1_xvmc_hwaccel_deps="xvmc"
2939 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2940 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2941 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2942 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2943 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2944 mpeg2_dxva2_hwaccel_deps="dxva2"
2945 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2946 mpeg2_nvdec_hwaccel_deps="nvdec"
2947 mpeg2_nvdec_hwaccel_select="mpeg2video_decoder"
2948 mpeg2_vaapi_hwaccel_deps="vaapi"
2949 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2950 mpeg2_vdpau_hwaccel_deps="vdpau"
2951 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2952 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2953 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2954 mpeg2_xvmc_hwaccel_deps="xvmc"
2955 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2956 mpeg4_nvdec_hwaccel_deps="nvdec"
2957 mpeg4_nvdec_hwaccel_select="mpeg4_decoder"
2958 mpeg4_vaapi_hwaccel_deps="vaapi"
2959 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2960 mpeg4_vdpau_hwaccel_deps="vdpau"
2961 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2962 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2963 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2964 vc1_d3d11va_hwaccel_deps="d3d11va"
2965 vc1_d3d11va_hwaccel_select="vc1_decoder"
2966 vc1_d3d11va2_hwaccel_deps="d3d11va"
2967 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2968 vc1_dxva2_hwaccel_deps="dxva2"
2969 vc1_dxva2_hwaccel_select="vc1_decoder"
2970 vc1_nvdec_hwaccel_deps="nvdec"
2971 vc1_nvdec_hwaccel_select="vc1_decoder"
2972 vc1_vaapi_hwaccel_deps="vaapi"
2973 vc1_vaapi_hwaccel_select="vc1_decoder"
2974 vc1_vdpau_hwaccel_deps="vdpau"
2975 vc1_vdpau_hwaccel_select="vc1_decoder"
2976 vp8_nvdec_hwaccel_deps="nvdec"
2977 vp8_nvdec_hwaccel_select="vp8_decoder"
2978 vp8_vaapi_hwaccel_deps="vaapi"
2979 vp8_vaapi_hwaccel_select="vp8_decoder"
2980 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2981 vp9_d3d11va_hwaccel_select="vp9_decoder"
2982 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2983 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2984 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2985 vp9_dxva2_hwaccel_select="vp9_decoder"
2986 vp9_nvdec_hwaccel_deps="nvdec"
2987 vp9_nvdec_hwaccel_select="vp9_decoder"
2988 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2989 vp9_vaapi_hwaccel_select="vp9_decoder"
2990 vp9_vdpau_hwaccel_deps="vdpau VdpPictureInfoVP9"
2991 vp9_vdpau_hwaccel_select="vp9_decoder"
2992 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2993 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2994 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2995 wmv3_nvdec_hwaccel_select="vc1_nvdec_hwaccel"
2996 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2997 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2999 # hardware-accelerated codecs
3000 omx_deps="libdl pthreads"
3001 omx_rpi_select="omx"
3006 vaapi_encode_deps="vaapi"
3007 v4l2_m2m_deps="linux_videodev2_h sem_timedwait"
3009 hwupload_cuda_filter_deps="ffnvcodec"
3010 scale_npp_filter_deps="ffnvcodec libnpp"
3011 scale_cuda_filter_deps="ffnvcodec"
3012 scale_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
3013 thumbnail_cuda_filter_deps="ffnvcodec"
3014 thumbnail_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
3015 transpose_npp_filter_deps="ffnvcodec libnpp"
3017 amf_deps_any="libdl LoadLibrary"
3018 nvenc_deps="ffnvcodec"
3019 nvenc_deps_any="libdl LoadLibrary"
3020 nvenc_encoder_deps="nvenc"
3022 h263_v4l2m2m_decoder_deps="v4l2_m2m h263_v4l2_m2m"
3023 h263_v4l2m2m_encoder_deps="v4l2_m2m h263_v4l2_m2m"
3024 h264_amf_encoder_deps="amf"
3025 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
3026 h264_cuvid_decoder_deps="cuvid"
3027 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
3028 h264_mediacodec_decoder_deps="mediacodec"
3029 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
3030 h264_mmal_decoder_deps="mmal"
3031 h264_nvenc_encoder_deps="nvenc"
3032 h264_omx_encoder_deps="omx"
3033 h264_qsv_decoder_select="h264_mp4toannexb_bsf qsvdec"
3034 h264_qsv_encoder_select="qsvenc"
3035 h264_rkmpp_decoder_deps="rkmpp"
3036 h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
3037 h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
3038 h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
3039 h264_v4l2m2m_decoder_select="h264_mp4toannexb_bsf"
3040 h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
3041 hevc_amf_encoder_deps="amf"
3042 hevc_cuvid_decoder_deps="cuvid"
3043 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
3044 hevc_mediacodec_decoder_deps="mediacodec"
3045 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
3046 hevc_nvenc_encoder_deps="nvenc"
3047 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf qsvdec"
3048 hevc_qsv_encoder_select="hevcparse qsvenc"
3049 hevc_rkmpp_decoder_deps="rkmpp"
3050 hevc_rkmpp_decoder_select="hevc_mp4toannexb_bsf"
3051 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
3052 hevc_vaapi_encoder_select="cbs_h265 vaapi_encode"
3053 hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
3054 hevc_v4l2m2m_decoder_select="hevc_mp4toannexb_bsf"
3055 hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
3056 mjpeg_cuvid_decoder_deps="cuvid"
3057 mjpeg_qsv_decoder_select="qsvdec"
3058 mjpeg_qsv_encoder_deps="libmfx"
3059 mjpeg_qsv_encoder_select="qsvenc"
3060 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
3061 mjpeg_vaapi_encoder_select="cbs_jpeg jpegtables vaapi_encode"
3062 mpeg1_cuvid_decoder_deps="cuvid"
3063 mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
3064 mpeg2_crystalhd_decoder_select="crystalhd"
3065 mpeg2_cuvid_decoder_deps="cuvid"
3066 mpeg2_mmal_decoder_deps="mmal"
3067 mpeg2_mediacodec_decoder_deps="mediacodec"
3068 mpeg2_qsv_decoder_select="qsvdec"
3069 mpeg2_qsv_encoder_select="qsvenc"
3070 mpeg2_vaapi_encoder_select="cbs_mpeg2 vaapi_encode"
3071 mpeg2_v4l2m2m_decoder_deps="v4l2_m2m mpeg2_v4l2_m2m"
3072 mpeg4_crystalhd_decoder_select="crystalhd"
3073 mpeg4_cuvid_decoder_deps="cuvid"
3074 mpeg4_mediacodec_decoder_deps="mediacodec"
3075 mpeg4_mmal_decoder_deps="mmal"
3076 mpeg4_omx_encoder_deps="omx"
3077 mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3078 mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3079 msmpeg4_crystalhd_decoder_select="crystalhd"
3080 nvenc_h264_encoder_select="h264_nvenc_encoder"
3081 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
3082 vc1_crystalhd_decoder_select="crystalhd"
3083 vc1_cuvid_decoder_deps="cuvid"
3084 vc1_mmal_decoder_deps="mmal"
3085 vc1_qsv_decoder_select="qsvdec"
3086 vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
3087 vp8_cuvid_decoder_deps="cuvid"
3088 vp8_mediacodec_decoder_deps="mediacodec"
3089 vp8_qsv_decoder_select="qsvdec"
3090 vp8_rkmpp_decoder_deps="rkmpp"
3091 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
3092 vp8_vaapi_encoder_select="vaapi_encode"
3093 vp8_v4l2m2m_decoder_deps="v4l2_m2m vp8_v4l2_m2m"
3094 vp8_v4l2m2m_encoder_deps="v4l2_m2m vp8_v4l2_m2m"
3095 vp9_cuvid_decoder_deps="cuvid"
3096 vp9_mediacodec_decoder_deps="mediacodec"
3097 vp9_qsv_decoder_select="qsvdec"
3098 vp9_rkmpp_decoder_deps="rkmpp"
3099 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
3100 vp9_vaapi_encoder_select="vaapi_encode"
3101 vp9_qsv_encoder_deps="libmfx MFX_CODEC_VP9"
3102 vp9_qsv_encoder_select="qsvenc"
3103 vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
3104 wmv3_crystalhd_decoder_select="crystalhd"
3107 aac_parser_select="adts_header"
3108 av1_parser_select="cbs_av1"
3109 h264_parser_select="golomb h264dsp h264parse"
3110 hevc_parser_select="hevcparse"
3111 mpegaudio_parser_select="mpegaudioheader"
3112 mpegvideo_parser_select="mpegvideo"
3113 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
3114 vc1_parser_select="vc1dsp"
3117 aac_adtstoasc_bsf_select="adts_header"
3118 av1_frame_split_bsf_select="cbs_av1"
3119 av1_metadata_bsf_select="cbs_av1"
3120 eac3_core_bsf_select="ac3_parser"
3121 filter_units_bsf_select="cbs"
3122 h264_metadata_bsf_deps="const_nan"
3123 h264_metadata_bsf_select="cbs_h264"
3124 h264_redundant_pps_bsf_select="cbs_h264"
3125 hevc_metadata_bsf_select="cbs_h265"
3126 mjpeg2jpeg_bsf_select="jpegtables"
3127 mpeg2_metadata_bsf_select="cbs_mpeg2"
3128 trace_headers_bsf_select="cbs"
3129 vp9_metadata_bsf_select="cbs_vp9"
3131 # external libraries
3132 aac_at_decoder_deps="audiotoolbox"
3133 aac_at_decoder_select="aac_adtstoasc_bsf"
3134 ac3_at_decoder_deps="audiotoolbox"
3135 ac3_at_decoder_select="ac3_parser"
3136 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
3137 alac_at_decoder_deps="audiotoolbox"
3138 amr_nb_at_decoder_deps="audiotoolbox"
3139 avisynth_deps_any="libdl LoadLibrary"
3140 avisynth_demuxer_deps="avisynth"
3141 avisynth_demuxer_select="riffdec"
3142 eac3_at_decoder_deps="audiotoolbox"
3143 eac3_at_decoder_select="ac3_parser"
3144 gsm_ms_at_decoder_deps="audiotoolbox"
3145 ilbc_at_decoder_deps="audiotoolbox"
3146 mp1_at_decoder_deps="audiotoolbox"
3147 mp2_at_decoder_deps="audiotoolbox"
3148 mp3_at_decoder_deps="audiotoolbox"
3149 mp1_at_decoder_select="mpegaudioheader"
3150 mp2_at_decoder_select="mpegaudioheader"
3151 mp3_at_decoder_select="mpegaudioheader"
3152 pcm_alaw_at_decoder_deps="audiotoolbox"
3153 pcm_mulaw_at_decoder_deps="audiotoolbox"
3154 qdmc_decoder_select="fft"
3155 qdmc_at_decoder_deps="audiotoolbox"
3156 qdm2_at_decoder_deps="audiotoolbox"
3157 aac_at_encoder_deps="audiotoolbox"
3158 aac_at_encoder_select="audio_frame_queue"
3159 alac_at_encoder_deps="audiotoolbox"
3160 alac_at_encoder_select="audio_frame_queue"
3161 ilbc_at_encoder_deps="audiotoolbox"
3162 ilbc_at_encoder_select="audio_frame_queue"
3163 pcm_alaw_at_encoder_deps="audiotoolbox"
3164 pcm_alaw_at_encoder_select="audio_frame_queue"
3165 pcm_mulaw_at_encoder_deps="audiotoolbox"
3166 pcm_mulaw_at_encoder_select="audio_frame_queue"
3167 chromaprint_muxer_deps="chromaprint"
3168 h264_videotoolbox_encoder_deps="pthreads"
3169 h264_videotoolbox_encoder_select="videotoolbox_encoder"
3170 hevc_videotoolbox_encoder_deps="pthreads"
3171 hevc_videotoolbox_encoder_select="videotoolbox_encoder"
3172 libaom_av1_decoder_deps="libaom"
3173 libaom_av1_encoder_deps="libaom"
3174 libaom_av1_encoder_select="extract_extradata_bsf"
3175 libaribb24_decoder_deps="libaribb24"
3176 libcelt_decoder_deps="libcelt"
3177 libcodec2_decoder_deps="libcodec2"
3178 libcodec2_encoder_deps="libcodec2"
3179 libdav1d_decoder_deps="libdav1d"
3180 libdavs2_decoder_deps="libdavs2"
3181 libfdk_aac_decoder_deps="libfdk_aac"
3182 libfdk_aac_encoder_deps="libfdk_aac"
3183 libfdk_aac_encoder_select="audio_frame_queue"
3184 libgme_demuxer_deps="libgme"
3185 libgsm_decoder_deps="libgsm"
3186 libgsm_encoder_deps="libgsm"
3187 libgsm_ms_decoder_deps="libgsm"
3188 libgsm_ms_encoder_deps="libgsm"
3189 libilbc_decoder_deps="libilbc"
3190 libilbc_encoder_deps="libilbc"
3191 libkvazaar_encoder_deps="libkvazaar"
3192 libmodplug_demuxer_deps="libmodplug"
3193 libmp3lame_encoder_deps="libmp3lame"
3194 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
3195 libopencore_amrnb_decoder_deps="libopencore_amrnb"
3196 libopencore_amrnb_encoder_deps="libopencore_amrnb"
3197 libopencore_amrnb_encoder_select="audio_frame_queue"
3198 libopencore_amrwb_decoder_deps="libopencore_amrwb"
3199 libopenh264_decoder_deps="libopenh264"
3200 libopenh264_decoder_select="h264_mp4toannexb_bsf"
3201 libopenh264_encoder_deps="libopenh264"
3202 libopenjpeg_decoder_deps="libopenjpeg"
3203 libopenjpeg_encoder_deps="libopenjpeg"
3204 libopenmpt_demuxer_deps="libopenmpt"
3205 libopus_decoder_deps="libopus"
3206 libopus_encoder_deps="libopus"
3207 libopus_encoder_select="audio_frame_queue"
3208 librav1e_encoder_deps="librav1e"
3209 librav1e_encoder_select="extract_extradata_bsf"
3210 librsvg_decoder_deps="librsvg"
3211 libshine_encoder_deps="libshine"
3212 libshine_encoder_select="audio_frame_queue"
3213 libspeex_decoder_deps="libspeex"
3214 libspeex_encoder_deps="libspeex"
3215 libspeex_encoder_select="audio_frame_queue"
3216 libtheora_encoder_deps="libtheora"
3217 libtwolame_encoder_deps="libtwolame"
3218 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
3219 libvorbis_decoder_deps="libvorbis"
3220 libvorbis_encoder_deps="libvorbis libvorbisenc"
3221 libvorbis_encoder_select="audio_frame_queue"
3222 libvpx_vp8_decoder_deps="libvpx"
3223 libvpx_vp8_encoder_deps="libvpx"
3224 libvpx_vp9_decoder_deps="libvpx"
3225 libvpx_vp9_encoder_deps="libvpx"
3226 libwavpack_encoder_deps="libwavpack"
3227 libwavpack_encoder_select="audio_frame_queue"
3228 libwebp_encoder_deps="libwebp"
3229 libwebp_anim_encoder_deps="libwebp"
3230 libx262_encoder_deps="libx262"
3231 libx264_encoder_deps="libx264"
3232 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
3233 libx264rgb_encoder_select="libx264_encoder"
3234 libx265_encoder_deps="libx265"
3235 libxavs_encoder_deps="libxavs"
3236 libxavs2_encoder_deps="libxavs2"
3237 libxvid_encoder_deps="libxvid"
3238 libzvbi_teletext_decoder_deps="libzvbi"
3239 vapoursynth_demuxer_deps="vapoursynth"
3240 videotoolbox_suggest="coreservices"
3241 videotoolbox_deps="corefoundation coremedia corevideo"
3242 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
3245 ac3_demuxer_select="ac3_parser"
3246 act_demuxer_select="riffdec"
3247 aiff_muxer_select="iso_media"
3248 asf_demuxer_select="riffdec"
3249 asf_o_demuxer_select="riffdec"
3250 asf_muxer_select="riffenc"
3251 asf_stream_muxer_select="asf_muxer"
3252 avi_demuxer_select="iso_media riffdec exif"
3253 avi_muxer_select="riffenc"
3254 caf_demuxer_select="iso_media riffdec"
3255 caf_muxer_select="iso_media"
3256 dash_muxer_select="mp4_muxer"
3257 dash_demuxer_deps="libxml2"
3258 dirac_demuxer_select="dirac_parser"
3259 dts_demuxer_select="dca_parser"
3260 dtshd_demuxer_select="dca_parser"
3261 dv_demuxer_select="dvprofile"
3262 dv_muxer_select="dvprofile"
3263 dxa_demuxer_select="riffdec"
3264 eac3_demuxer_select="ac3_parser"
3265 f4v_muxer_select="mov_muxer"
3266 fifo_muxer_deps="threads"
3267 flac_demuxer_select="flac_parser"
3268 hds_muxer_select="flv_muxer"
3269 hls_muxer_select="mpegts_muxer"
3270 hls_muxer_suggest="gcrypt openssl"
3271 image2_alias_pix_demuxer_select="image2_demuxer"
3272 image2_brender_pix_demuxer_select="image2_demuxer"
3273 ipod_muxer_select="mov_muxer"
3274 ismv_muxer_select="mov_muxer"
3275 ivf_muxer_select="av1_metadata_bsf vp9_superframe_bsf"
3276 matroska_audio_muxer_select="matroska_muxer"
3277 matroska_demuxer_select="iso_media riffdec"
3278 matroska_demuxer_suggest="bzlib lzo zlib"
3279 matroska_muxer_select="iso_media riffenc"
3280 mmf_muxer_select="riffenc"
3281 mov_demuxer_select="iso_media riffdec"
3282 mov_demuxer_suggest="zlib"
3283 mov_muxer_select="iso_media riffenc rtpenc_chain"
3284 mp3_demuxer_select="mpegaudio_parser"
3285 mp3_muxer_select="mpegaudioheader"
3286 mp4_muxer_select="mov_muxer"
3287 mpegts_demuxer_select="iso_media"
3288 mpegts_muxer_select="adts_muxer latm_muxer"
3289 mpegtsraw_demuxer_select="mpegts_demuxer"
3290 mxf_muxer_select="golomb"
3291 mxf_d10_muxer_select="mxf_muxer"
3292 mxf_opatom_muxer_select="mxf_muxer"
3293 nut_muxer_select="riffenc"
3294 nuv_demuxer_select="riffdec"
3295 oga_muxer_select="ogg_muxer"
3296 ogg_demuxer_select="dirac_parse"
3297 ogv_muxer_select="ogg_muxer"
3298 opus_muxer_select="ogg_muxer"
3299 psp_muxer_select="mov_muxer"
3300 rtp_demuxer_select="sdp_demuxer"
3301 rtp_muxer_select="golomb jpegtables"
3302 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
3303 rtsp_demuxer_select="http_protocol rtpdec"
3304 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
3305 sap_demuxer_select="sdp_demuxer"
3306 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
3307 sdp_demuxer_select="rtpdec"
3308 smoothstreaming_muxer_select="ismv_muxer"
3309 spdif_demuxer_select="adts_header"
3310 spdif_muxer_select="adts_header"
3311 spx_muxer_select="ogg_muxer"
3312 swf_demuxer_suggest="zlib"
3313 tak_demuxer_select="tak_parser"
3314 tg2_muxer_select="mov_muxer"
3315 tgp_muxer_select="mov_muxer"
3316 vobsub_demuxer_select="mpegps_demuxer"
3317 w64_demuxer_select="wav_demuxer"
3318 w64_muxer_select="wav_muxer"
3319 wav_demuxer_select="riffdec"
3320 wav_muxer_select="riffenc"
3321 webm_muxer_select="iso_media riffenc"
3322 webm_dash_manifest_demuxer_select="matroska_demuxer"
3323 wtv_demuxer_select="mpegts_demuxer riffdec"
3324 wtv_muxer_select="mpegts_muxer riffenc"
3325 xmv_demuxer_select="riffdec"
3326 xwma_demuxer_select="riffdec"
3329 android_camera_indev_deps="android camera2ndk mediandk pthreads"
3330 android_camera_indev_extralibs="-landroid -lcamera2ndk -lmediandk"
3331 alsa_indev_deps="alsa"
3332 alsa_outdev_deps="alsa"
3333 avfoundation_indev_deps="avfoundation corevideo coremedia pthreads"
3334 avfoundation_indev_suggest="coregraphics applicationservices"
3335 avfoundation_indev_extralibs="-framework Foundation"
3336 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3337 caca_outdev_deps="libcaca"
3338 decklink_deps_any="libdl LoadLibrary"
3339 decklink_indev_deps="decklink threads"
3340 decklink_indev_extralibs="-lstdc++"
3341 decklink_outdev_deps="decklink threads"
3342 decklink_outdev_suggest="libklvanc"
3343 decklink_outdev_extralibs="-lstdc++"
3344 dshow_indev_deps="IBaseFilter"
3345 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3346 fbdev_indev_deps="linux_fb_h"
3347 fbdev_outdev_deps="linux_fb_h"
3348 gdigrab_indev_deps="CreateDIBSection"
3349 gdigrab_indev_extralibs="-lgdi32"
3350 gdigrab_indev_select="bmp_decoder"
3351 iec61883_indev_deps="libiec61883"
3352 jack_indev_deps="libjack"
3353 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3354 kmsgrab_indev_deps="libdrm"
3355 lavfi_indev_deps="avfilter"
3356 libcdio_indev_deps="libcdio"
3357 libdc1394_indev_deps="libdc1394"
3358 openal_indev_deps="openal"
3359 opengl_outdev_deps="opengl"
3360 opengl_outdev_suggest="sdl2"
3361 oss_indev_deps_any="sys_soundcard_h"
3362 oss_outdev_deps_any="sys_soundcard_h"
3363 pulse_indev_deps="libpulse"
3364 pulse_outdev_deps="libpulse"
3365 sdl2_outdev_deps="sdl2"
3366 sndio_indev_deps="sndio"
3367 sndio_outdev_deps="sndio"
3368 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3369 v4l2_indev_suggest="libv4l2"
3370 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3371 v4l2_outdev_suggest="libv4l2"
3372 vfwcap_indev_deps="vfw32 vfwcap_defines"
3373 xcbgrab_indev_deps="libxcb"
3374 xcbgrab_indev_suggest="libxcb_shm libxcb_shape libxcb_xfixes"
3375 xv_outdev_deps="xlib"
3378 async_protocol_deps="threads"
3379 bluray_protocol_deps="libbluray"
3380 ffrtmpcrypt_protocol_conflict="librtmp_protocol"
3381 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl mbedtls"
3382 ffrtmpcrypt_protocol_select="tcp_protocol"
3383 ffrtmphttp_protocol_conflict="librtmp_protocol"
3384 ffrtmphttp_protocol_select="http_protocol"
3385 ftp_protocol_select="tcp_protocol"
3386 gopher_protocol_select="network"
3387 http_protocol_select="tcp_protocol"
3388 http_protocol_suggest="zlib"
3389 httpproxy_protocol_select="tcp_protocol"
3390 httpproxy_protocol_suggest="zlib"
3391 https_protocol_select="tls_protocol"
3392 https_protocol_suggest="zlib"
3393 icecast_protocol_select="http_protocol"
3394 mmsh_protocol_select="http_protocol"
3395 mmst_protocol_select="network"
3396 rtmp_protocol_conflict="librtmp_protocol"
3397 rtmp_protocol_select="tcp_protocol"
3398 rtmp_protocol_suggest="zlib"
3399 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3400 rtmpe_protocol_suggest="zlib"
3401 rtmps_protocol_conflict="librtmp_protocol"
3402 rtmps_protocol_select="tls_protocol"
3403 rtmps_protocol_suggest="zlib"
3404 rtmpt_protocol_select="ffrtmphttp_protocol"
3405 rtmpt_protocol_suggest="zlib"
3406 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3407 rtmpte_protocol_suggest="zlib"
3408 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3409 rtmpts_protocol_suggest="zlib"
3410 rtp_protocol_select="udp_protocol"
3411 schannel_conflict="openssl gnutls libtls mbedtls"
3412 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3413 sctp_protocol_select="network"
3414 securetransport_conflict="openssl gnutls libtls mbedtls"
3415 srtp_protocol_select="rtp_protocol srtp"
3416 tcp_protocol_select="network"
3417 tls_protocol_deps_any="gnutls openssl schannel securetransport libtls mbedtls"
3418 tls_protocol_select="tcp_protocol"
3419 udp_protocol_select="network"
3420 udplite_protocol_select="network"
3421 unix_protocol_deps="sys_un_h"
3422 unix_protocol_select="network"
3424 # external library protocols
3425 librtmp_protocol_deps="librtmp"
3426 librtmpe_protocol_deps="librtmp"
3427 librtmps_protocol_deps="librtmp"
3428 librtmpt_protocol_deps="librtmp"
3429 librtmpte_protocol_deps="librtmp"
3430 libsmbclient_protocol_deps="libsmbclient gplv3"
3431 libsrt_protocol_deps="libsrt"
3432 libsrt_protocol_select="network"
3433 libssh_protocol_deps="libssh"
3434 libtls_conflict="openssl gnutls mbedtls"
3435 libzmq_protocol_deps="libzmq"
3436 libzmq_protocol_select="network"
3439 afftdn_filter_deps="avcodec"
3440 afftdn_filter_select="fft"
3441 afftfilt_filter_deps="avcodec"
3442 afftfilt_filter_select="fft"
3443 afir_filter_deps="avcodec"
3444 afir_filter_select="rdft"
3445 amovie_filter_deps="avcodec avformat"
3446 aresample_filter_deps="swresample"
3447 asr_filter_deps="pocketsphinx"
3448 ass_filter_deps="libass"
3449 atempo_filter_deps="avcodec"
3450 atempo_filter_select="rdft"
3451 avgblur_opencl_filter_deps="opencl"
3452 azmq_filter_deps="libzmq"
3453 blackframe_filter_deps="gpl"
3454 bm3d_filter_deps="avcodec"
3455 bm3d_filter_select="dct"
3456 boxblur_filter_deps="gpl"
3457 boxblur_opencl_filter_deps="opencl gpl"
3458 bs2b_filter_deps="libbs2b"
3459 colorkey_opencl_filter_deps="opencl"
3460 colormatrix_filter_deps="gpl"
3461 convolution_opencl_filter_deps="opencl"
3462 convolve_filter_deps="avcodec"
3463 convolve_filter_select="fft"
3464 coreimage_filter_deps="coreimage appkit"
3465 coreimage_filter_extralibs="-framework OpenGL"
3466 coreimagesrc_filter_deps="coreimage appkit"
3467 coreimagesrc_filter_extralibs="-framework OpenGL"
3468 cover_rect_filter_deps="avcodec avformat gpl"
3469 cropdetect_filter_deps="gpl"
3470 deconvolve_filter_deps="avcodec"
3471 deconvolve_filter_select="fft"
3472 deinterlace_qsv_filter_deps="libmfx"
3473 deinterlace_vaapi_filter_deps="vaapi"
3474 delogo_filter_deps="gpl"
3475 denoise_vaapi_filter_deps="vaapi"
3476 derain_filter_select="dnn"
3477 deshake_filter_select="pixelutils"
3478 deshake_opencl_filter_deps="opencl"
3479 dilation_opencl_filter_deps="opencl"
3480 dnn_processing_filter_select="dnn"
3481 drawtext_filter_deps="libfreetype"
3482 drawtext_filter_suggest="libfontconfig libfribidi"
3483 elbg_filter_deps="avcodec"
3484 eq_filter_deps="gpl"
3485 erosion_opencl_filter_deps="opencl"
3486 fftfilt_filter_deps="avcodec"
3487 fftfilt_filter_select="rdft"
3488 fftdnoiz_filter_deps="avcodec"
3489 fftdnoiz_filter_select="fft"
3490 find_rect_filter_deps="avcodec avformat gpl"
3491 firequalizer_filter_deps="avcodec"
3492 firequalizer_filter_select="rdft"
3493 flite_filter_deps="libflite"
3494 framerate_filter_select="scene_sad"
3495 freezedetect_filter_select="scene_sad"
3496 frei0r_filter_deps="frei0r libdl"
3497 frei0r_src_filter_deps="frei0r libdl"
3498 fspp_filter_deps="gpl"
3499 geq_filter_deps="gpl"
3500 histeq_filter_deps="gpl"
3501 hqdn3d_filter_deps="gpl"
3502 interlace_filter_deps="gpl"
3503 kerndeint_filter_deps="gpl"
3504 ladspa_filter_deps="ladspa libdl"
3505 lensfun_filter_deps="liblensfun version3"
3506 lv2_filter_deps="lv2"
3507 mcdeint_filter_deps="avcodec gpl"
3508 movie_filter_deps="avcodec avformat"
3509 mpdecimate_filter_deps="gpl"
3510 mpdecimate_filter_select="pixelutils"
3511 minterpolate_filter_select="scene_sad"
3512 mptestsrc_filter_deps="gpl"
3513 negate_filter_deps="lut_filter"
3514 nlmeans_opencl_filter_deps="opencl"
3515 nnedi_filter_deps="gpl"
3516 ocr_filter_deps="libtesseract"
3517 ocv_filter_deps="libopencv"
3518 openclsrc_filter_deps="opencl"
3519 overlay_opencl_filter_deps="opencl"
3520 overlay_qsv_filter_deps="libmfx"
3521 overlay_qsv_filter_select="qsvvpp"
3522 owdenoise_filter_deps="gpl"
3523 pan_filter_deps="swresample"
3524 perspective_filter_deps="gpl"
3525 phase_filter_deps="gpl"
3526 pp7_filter_deps="gpl"
3527 pp_filter_deps="gpl postproc"
3528 prewitt_opencl_filter_deps="opencl"
3529 procamp_vaapi_filter_deps="vaapi"
3530 program_opencl_filter_deps="opencl"
3531 pullup_filter_deps="gpl"
3532 removelogo_filter_deps="avcodec avformat swscale"
3533 repeatfields_filter_deps="gpl"
3534 resample_filter_deps="avresample"
3535 roberts_opencl_filter_deps="opencl"
3536 rubberband_filter_deps="librubberband"
3537 sab_filter_deps="gpl swscale"
3538 scale2ref_filter_deps="swscale"
3539 scale_filter_deps="swscale"
3540 scale_qsv_filter_deps="libmfx"
3541 select_filter_select="scene_sad"
3542 sharpness_vaapi_filter_deps="vaapi"
3543 showcqt_filter_deps="avcodec avformat swscale"
3544 showcqt_filter_suggest="libfontconfig libfreetype"
3545 showcqt_filter_select="fft"
3546 showfreqs_filter_deps="avcodec"
3547 showfreqs_filter_select="fft"
3548 showspectrum_filter_deps="avcodec"
3549 showspectrum_filter_select="fft"
3550 showspectrumpic_filter_deps="avcodec"
3551 showspectrumpic_filter_select="fft"
3552 signature_filter_deps="gpl avcodec avformat"
3553 sinc_filter_select="rdft"
3554 smartblur_filter_deps="gpl swscale"
3555 sobel_opencl_filter_deps="opencl"
3556 sofalizer_filter_deps="libmysofa avcodec"
3557 sofalizer_filter_select="fft"
3558 spectrumsynth_filter_deps="avcodec"
3559 spectrumsynth_filter_select="fft"
3560 spp_filter_deps="gpl avcodec"
3561 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3562 sr_filter_deps="avformat swscale"
3563 sr_filter_select="dnn"
3564 stereo3d_filter_deps="gpl"
3565 subtitles_filter_deps="avformat avcodec libass"
3566 super2xsai_filter_deps="gpl"
3567 pixfmts_super2xsai_test_deps="super2xsai_filter"
3568 superequalizer_filter_select="rdft"
3569 surround_filter_select="rdft"
3570 tinterlace_filter_deps="gpl"
3571 tinterlace_merge_test_deps="tinterlace_filter"
3572 tinterlace_pad_test_deps="tinterlace_filter"
3573 tonemap_filter_deps="const_nan"
3574 tonemap_opencl_filter_deps="opencl const_nan"
3575 transpose_opencl_filter_deps="opencl"
3576 transpose_vaapi_filter_deps="vaapi VAProcPipelineCaps_rotation_flags"
3577 unsharp_opencl_filter_deps="opencl"
3578 uspp_filter_deps="gpl avcodec"
3579 vaguedenoiser_filter_deps="gpl"
3580 vidstabdetect_filter_deps="libvidstab"
3581 vidstabtransform_filter_deps="libvidstab"
3582 libvmaf_filter_deps="libvmaf pthreads"
3583 zmq_filter_deps="libzmq"
3584 zoompan_filter_deps="swscale"
3585 zscale_filter_deps="libzimg const_nan"
3586 scale_vaapi_filter_deps="vaapi"
3587 vpp_qsv_filter_deps="libmfx"
3588 vpp_qsv_filter_select="qsvvpp"
3589 yadif_cuda_filter_deps="ffnvcodec"
3590 yadif_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
3593 avio_dir_cmd_deps="avformat avutil"
3594 avio_reading_deps="avformat avcodec avutil"
3595 decode_audio_example_deps="avcodec avutil"
3596 decode_video_example_deps="avcodec avutil"
3597 demuxing_decoding_example_deps="avcodec avformat avutil"
3598 encode_audio_example_deps="avcodec avutil"
3599 encode_video_example_deps="avcodec avutil"
3600 extract_mvs_example_deps="avcodec avformat avutil"
3601 filter_audio_example_deps="avfilter avutil"
3602 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3603 filtering_video_example_deps="avfilter avcodec avformat avutil"
3604 http_multiclient_example_deps="avformat avutil fork"
3605 hw_decode_example_deps="avcodec avformat avutil"
3606 metadata_example_deps="avformat avutil"
3607 muxing_example_deps="avcodec avformat avutil swscale"
3608 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3609 remuxing_example_deps="avcodec avformat avutil"
3610 resampling_audio_example_deps="avutil swresample"
3611 scaling_video_example_deps="avutil swscale"
3612 transcode_aac_example_deps="avcodec avformat swresample"
3613 transcoding_example_deps="avfilter avcodec avformat avutil"
3614 vaapi_encode_example_deps="avcodec avutil h264_vaapi_encoder"
3615 vaapi_transcode_example_deps="avcodec avformat avutil h264_vaapi_encoder"
3618 cpu_init_extralibs="pthreads_extralibs"
3619 cws2fws_extralibs="zlib_extralibs"
3621 # libraries, in any order
3622 avcodec_deps="avutil"
3623 avcodec_suggest="libm"
3624 avcodec_select="null_bsf"
3625 avdevice_deps="avformat avcodec avutil"
3626 avdevice_suggest="libm"
3627 avfilter_deps="avutil"
3628 avfilter_suggest="libm"
3629 avformat_deps="avcodec avutil"
3630 avformat_suggest="libm network zlib"
3631 avresample_deps="avutil"
3632 avresample_suggest="libm"
3633 avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia bcrypt"
3634 postproc_deps="avutil gpl"
3635 postproc_suggest="libm"
3636 swresample_deps="avutil"
3637 swresample_suggest="libm libsoxr"
3638 swscale_deps="avutil"
3639 swscale_suggest="libm"
3641 avcodec_extralibs="pthreads_extralibs iconv_extralibs dxva2_extralibs"
3642 avfilter_extralibs="pthreads_extralibs"
3643 avutil_extralibs="d3d11va_extralibs nanosleep_extralibs pthreads_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
3646 ffmpeg_deps="avcodec avfilter avformat"
3647 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3648 hflip_filter null_filter
3649 transpose_filter trim_filter vflip_filter"
3650 ffmpeg_suggest="ole32 psapi shell32"
3651 ffplay_deps="avcodec avformat swscale swresample sdl2"
3652 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3653 ffplay_suggest="shell32"
3654 ffprobe_deps="avcodec avformat"
3655 ffprobe_suggest="shell32"
3658 podpages_deps="perl"
3659 manpages_deps="perl pod2man"
3660 htmlpages_deps="perl"
3661 htmlpages_deps_any="makeinfo_html texi2html"
3662 txtpages_deps="perl makeinfo"
3663 doc_deps_any="manpages htmlpages podpages txtpages"
3665 # default parameters
3667 logfile="ffbuild/config.log"
3669 # installation paths
3670 prefix_default="/usr/local"
3671 bindir_default='${prefix}/bin'
3672 datadir_default='${prefix}/share/ffmpeg'
3673 docdir_default='${prefix}/share/doc/ffmpeg'
3674 incdir_default='${prefix}/include'
3675 libdir_default='${prefix}/lib'
3676 mandir_default='${prefix}/share/man'
3682 host_cc_default="gcc"
3683 doxygen_default="doxygen"
3685 ln_s_default="ln -s -f"
3687 pkg_config_default=pkg-config
3688 ranlib_default="ranlib"
3689 strip_default="strip"
3690 version_script='--version-script'
3692 x86asmexe_default="nasm"
3693 windres_default="windres"
3697 target_os_default=$(tolower $(uname -s))
3698 host_os=$target_os_default
3701 if test "$target_os_default" = aix; then
3702 arch_default=$(uname -p)
3703 strip_default="strip -X32_64"
3704 nm_default="nm -g -X32_64"
3706 arch_default=$(uname -m)
3711 # configurable options
3712 enable $PROGRAM_LIST
3713 enable $DOCUMENT_LIST
3714 enable $EXAMPLE_LIST
3715 enable $(filter_out avresample $LIBRARY_LIST)
3721 enable faan faandct faanidct
3722 enable optimizations
3723 enable runtime_cpudetect
3724 enable safe_bitstream_reader
3726 enable swscale_alpha
3727 enable valgrind_backtrace
3729 sws_max_filter_size_default=256
3730 set_default sws_max_filter_size
3732 # internal components are enabled by default
3733 enable $EXTRALIBS_LIST
3735 # Avoid external, non-system, libraries getting enabled by dependency resolution
3736 disable $EXTERNAL_LIBRARY_LIST $HWACCEL_LIBRARY_LIST
3739 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3742 FULLNAME='$(NAME)$(BUILDSUF)'
3743 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3746 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3747 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3748 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3749 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3750 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3751 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3752 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3779 host_extralibs='-lm'
3780 host_cflags_filter=echo
3781 host_ldflags_filter=echo
3783 target_path='$(CURDIR)'
3785 # since the object filename is not given with the -MM flag, the compiler
3786 # is only able to print the basename, and we must add the path ourselves
3787 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3793 if test -f configure; then
3795 elif test -f src/configure; then
3798 source_path=$(cd $(dirname "$0"); pwd)
3799 case "$source_path" in
3800 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3802 test -e "$source_path/config.h" &&
3803 die "Out of tree builds are impossible with config.h in source dir."
3810 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3813 find_things_extern(){
3816 file=$source_path/$3
3818 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
3821 find_filters_extern(){
3822 file=$source_path/$1
3823 sed -n 's/^extern AVFilter ff_[avfsinkrc]\{2,5\}_\([[:alnum:]_]\{1,\}\);/\1_filter/p' $file
3826 FILTER_LIST=$(find_filters_extern libavfilter/allfilters.c)
3827 OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
3828 INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
3829 MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
3830 DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
3831 ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
3832 DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
3837 PARSER_LIST=$(find_things_extern parser AVCodecParser libavcodec/parsers.c)
3838 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3839 HWACCEL_LIST=$(find_things_extern hwaccel AVHWAccel libavcodec/hwaccels.h)
3840 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3842 AVCODEC_COMPONENTS_LIST="
3850 AVDEVICE_COMPONENTS_LIST="
3855 AVFILTER_COMPONENTS_LIST="
3859 AVFORMAT_COMPONENTS_LIST="
3866 $AVCODEC_COMPONENTS_LIST
3867 $AVDEVICE_COMPONENTS_LIST
3868 $AVFILTER_COMPONENTS_LIST
3869 $AVFORMAT_COMPONENTS_LIST
3872 for n in $COMPONENT_LIST; do
3873 v=$(toupper ${n%s})_LIST
3875 eval ${n}_if_any="\$$v"
3878 enable $ARCH_EXT_LIST
3881 echo "Unknown option \"$1\"."
3882 echo "See $0 --help for available options."
3886 print_in_columns() {
3887 tr ' ' '\n' | sort | tr '\r\n' ' ' | awk -v col_width=24 -v width="$ncols" '
3889 num_cols = width > col_width ? int(width / col_width) : 1;
3890 num_rows = int((NF + num_cols-1) / num_cols);
3892 for (y = 1; y <= num_rows; y++) {
3894 for (x = 1; x <= num_cols; x++) {
3896 line = sprintf("%s%-" col_width "s", line, $i);
3900 print line; line = "";
3908 echo $* | sed s/$suffix//g | print_in_columns
3920 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3921 echo "prob ${prob:-0.5}"
3929 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3930 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3939 --extra-ldexeflags=*)
3940 add_ldexeflags $optval
3942 --extra-ldsoflags=*)
3943 add_ldsoflags $optval
3945 --extra-ldlibflags=*)
3946 warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
3947 "removed in the future. Use --extra-ldsoflags instead."
3948 add_ldsoflags $optval
3951 add_extralibs $optval
3954 disable $INDEV_LIST $OUTDEV_LIST
3957 debuglevel="$optval"
3960 disable $PROGRAM_LIST
3962 --disable-everything)
3963 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3966 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3967 disable $LIBRARY_LIST $PROGRAM_LIST doc
3970 --enable-random|--disable-random)
3971 action=${opt%%-random}
3972 do_random ${action#--} $COMPONENT_LIST
3974 --enable-random=*|--disable-random=*)
3975 action=${opt%%-random=*}
3976 do_random ${action#--} $optval
3981 --enable-*=*|--disable-*=*)
3982 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3983 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3984 eval list=\$$(toupper $thing)_LIST
3985 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3986 list=$(filter "$name" $list)
3987 [ "$list" = "" ] && warn "Option $opt did not match anything"
3988 test $action = enable && warn_if_gets_disabled $list
3991 --enable-yasm|--disable-yasm)
3992 warn "The ${opt} option is only provided for compatibility and will be\n"\
3993 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3994 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3997 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3998 "removed in the future. Use --x86asmexe instead."
4001 --enable-?*|--disable-?*)
4002 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
4003 if is_in $option $COMPONENT_LIST; then
4004 test $action = disable && action=unset
4005 eval $action \$$(toupper ${option%s})_LIST
4006 elif is_in $option $CMDLINE_SELECT; then
4013 NAME="${opt#--list-}"
4014 is_in $NAME $COMPONENT_LIST || die_unknown $opt
4016 eval show_list $NAME \$$(toupper $NAME)_LIST
4018 --help|-h) show_help
4020 --quiet|-q) quiet=yes
4022 --fatal-warnings) enable fatal_warnings
4025 libfuzzer_path="$optval"
4028 optname="${opt%%=*}"
4029 optname="${optname#--}"
4030 optname=$(echo "$optname" | sed 's/-/_/g')
4031 if is_in $optname $CMDLINE_SET; then
4032 eval $optname='$optval'
4033 elif is_in $optname $CMDLINE_APPEND; then
4034 append $optname "$optval"
4046 if disabled autodetect; then
4048 # Unless iconv is explicitely disabled by the user, we still want to probe
4049 # for the iconv from the libc.
4050 disabled iconv || enable libc_iconv
4052 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
4053 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
4055 # Mark specifically enabled, but normally autodetected libraries as requested.
4056 for lib in $AUTODETECT_LIBS; do
4057 enabled $lib && request $lib
4059 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
4060 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
4061 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
4063 disabled logging && logfile=/dev/null
4065 # command line configuration sanity checks
4067 # we need to build at least one lib type
4068 if ! enabled_any static shared; then
4070 At least one library type must be built.
4071 Specify --enable-static to build the static libraries or --enable-shared to
4072 build the shared libraries as well. To only build the shared libraries specify
4073 --disable-static in addition to --enable-shared.
4078 die_license_disabled() {
4079 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
4082 die_license_disabled_gpl() {
4083 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
4086 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4087 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4089 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
4090 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
4092 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
4094 if enabled nonfree; then
4095 license="nonfree and unredistributable"
4096 elif enabled gplv3; then
4097 license="GPL version 3 or later"
4098 elif enabled lgplv3; then
4099 license="LGPL version 3 or later"
4100 elif enabled gpl; then
4101 license="GPL version 2 or later"
4103 license="LGPL version 2.1 or later"
4106 enabled_all gnutls openssl &&
4107 die "GnuTLS and OpenSSL must not be enabled at the same time."
4109 enabled_all gnutls mbedtls &&
4110 die "GnuTLS and mbedTLS must not be enabled at the same time."
4112 enabled_all openssl mbedtls &&
4113 die "OpenSSL and mbedTLS must not be enabled at the same time."
4115 # Disable all the library-specific components if the library itself
4116 # is disabled, see AVCODEC_LIST and following _LIST variables.
4118 disable_components(){
4119 disabled ${1} && disable $(
4120 eval components="\$$(toupper ${1})_COMPONENTS"
4121 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
4125 map 'disable_components $v' $LIBRARY_LIST
4127 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
4130 test -n "$valgrind" && toolchain="valgrind-memcheck"
4132 enabled ossfuzz && ! echo $CFLAGS | grep -q -- "-fsanitize=" && ! echo $CFLAGS | grep -q -- "-fcoverage-mapping" &&{
4133 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
4134 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
4137 case "$toolchain" in
4139 cc_default="${toolchain%-asan}"
4140 add_cflags -fsanitize=address
4141 add_ldflags -fsanitize=address
4144 cc_default="${toolchain%-msan}"
4145 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
4146 add_ldflags -fsanitize=memory
4149 cc_default="${toolchain%-tsan}"
4150 add_cflags -fsanitize=thread
4151 add_ldflags -fsanitize=thread
4152 case "$toolchain" in
4160 cc_default="${toolchain%-usan}"
4161 add_cflags -fsanitize=undefined
4162 add_ldflags -fsanitize=undefined
4165 target_exec_default="valgrind"
4166 case "$toolchain" in
4168 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"
4171 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
4176 # Check whether the current MSVC version needs the C99 converter.
4177 # From MSVC 2013 (compiler major version 18) onwards, it does actually
4178 # support enough of C99 to build ffmpeg. Default to the new
4179 # behaviour if the regexp was unable to match anything, since this
4180 # successfully parses the version number of existing supported
4181 # versions that require the converter (MSVC 2010 and 2012).
4182 cl_major_ver=$(cl.exe 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
4183 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then