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-libass enable libass subtitles rendering,
222 needed for subtitles and ass filter [no]
223 --enable-libbluray enable BluRay reading using libbluray [no]
224 --enable-libbs2b enable bs2b DSP library [no]
225 --enable-libcaca enable textual display using libcaca [no]
226 --enable-libcelt enable CELT decoding via libcelt [no]
227 --enable-libcdio enable audio CD grabbing with libcdio [no]
228 --enable-libcodec2 enable codec2 en/decoding using libcodec2 [no]
229 --enable-libdavs2 enable AVS2 decoding via libdavs2 [no]
230 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
232 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
233 --enable-libflite enable flite (voice synthesis) support via libflite [no]
234 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
235 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
236 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
237 --enable-libgme enable Game Music Emu via libgme [no]
238 --enable-libgsm enable GSM de/encoding via libgsm [no]
239 --enable-libiec61883 enable iec61883 via libiec61883 [no]
240 --enable-libilbc enable iLBC de/encoding via libilbc [no]
241 --enable-libjack enable JACK audio sound server [no]
242 --enable-libklvanc enable Kernel Labs VANC processing [no]
243 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
244 --enable-liblensfun enable lensfun lens correction [no]
245 --enable-libmodplug enable ModPlug via libmodplug [no]
246 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
247 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
248 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
249 --enable-libopencv enable video filtering via libopencv [no]
250 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
251 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
252 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
253 --enable-libopus enable Opus de/encoding via libopus [no]
254 --enable-libpulse enable Pulseaudio input via libpulse [no]
255 --enable-librsvg enable SVG rasterization via librsvg [no]
256 --enable-librubberband enable rubberband needed for rubberband filter [no]
257 --enable-librtmp enable RTMP[E] support via librtmp [no]
258 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
259 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
260 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
261 --enable-libsoxr enable Include libsoxr resampling [no]
262 --enable-libspeex enable Speex de/encoding via libspeex [no]
263 --enable-libsrt enable Haivision SRT protocol via libsrt [no]
264 --enable-libssh enable SFTP protocol via libssh [no]
265 --enable-libtensorflow enable TensorFlow as a DNN module backend
266 for DNN based filters like sr [no]
267 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
268 --enable-libtheora enable Theora encoding via libtheora [no]
269 --enable-libtls enable LibreSSL (via libtls), needed for https support
270 if openssl, gnutls or mbedtls is not used [no]
271 --enable-libtwolame enable MP2 encoding via libtwolame [no]
272 --enable-libv4l2 enable libv4l2/v4l-utils [no]
273 --enable-libvidstab enable video stabilization using vid.stab [no]
274 --enable-libvmaf enable vmaf filter via libvmaf [no]
275 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
276 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
277 native implementation exists [no]
278 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
279 --enable-libwavpack enable wavpack encoding via libwavpack [no]
280 --enable-libwebp enable WebP encoding via libwebp [no]
281 --enable-libx264 enable H.264 encoding via x264 [no]
282 --enable-libx265 enable HEVC encoding via x265 [no]
283 --enable-libxavs enable AVS encoding via xavs [no]
284 --enable-libxavs2 enable AVS2 encoding via xavs2 [no]
285 --enable-libxcb enable X11 grabbing using XCB [autodetect]
286 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
287 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
288 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
289 --enable-libxvid enable Xvid encoding via xvidcore,
290 native MPEG-4/Xvid encoder exists [no]
291 --enable-libxml2 enable XML parsing using the C library libxml2, needed
292 for dash demuxing support [no]
293 --enable-libzimg enable z.lib, needed for zscale filter [no]
294 --enable-libzmq enable message passing via libzmq [no]
295 --enable-libzvbi enable teletext support via libzvbi [no]
296 --enable-lv2 enable LV2 audio filtering [no]
297 --disable-lzma disable lzma [autodetect]
298 --enable-decklink enable Blackmagic DeckLink I/O support [no]
299 --enable-libndi_newtek enable Newteck NDI I/O support [no]
300 --enable-mbedtls enable mbedTLS, needed for https support
301 if openssl, gnutls or libtls is not used [no]
302 --enable-mediacodec enable Android MediaCodec support [no]
303 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
304 --enable-openal enable OpenAL 1.1 capture support [no]
305 --enable-opencl enable OpenCL processing [no]
306 --enable-opengl enable OpenGL rendering [no]
307 --enable-openssl enable openssl, needed for https support
308 if gnutls, libtls or mbedtls is not used [no]
309 --disable-sndio disable sndio support [autodetect]
310 --disable-schannel disable SChannel SSP, needed for TLS support on
311 Windows if openssl and gnutls are not used [autodetect]
312 --disable-sdl2 disable sdl2 [autodetect]
313 --disable-securetransport disable Secure Transport, needed for TLS support
314 on OSX if openssl and gnutls are not used [autodetect]
315 --enable-vapoursynth enable VapourSynth demuxer [no]
316 --disable-xlib disable xlib [autodetect]
317 --disable-zlib disable zlib [autodetect]
319 The following libraries provide various hardware acceleration features:
320 --disable-amf disable AMF video encoding code [autodetect]
321 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
322 --enable-cuda-sdk enable CUDA features that require the CUDA SDK [no]
323 --disable-cuvid disable Nvidia CUVID support [autodetect]
324 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
325 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
326 --disable-ffnvcodec disable dynamically linked Nvidia code [autodetect]
327 --enable-libdrm enable DRM code (Linux) [no]
328 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
329 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
330 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
331 --disable-nvdec disable Nvidia video decoding acceleration (via hwaccel) [autodetect]
332 --disable-nvenc disable Nvidia video encoding code [autodetect]
333 --enable-omx enable OpenMAX IL code [no]
334 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
335 --enable-rkmpp enable Rockchip Media Process Platform code [no]
336 --disable-v4l2-m2m disable V4L2 mem2mem code [autodetect]
337 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
338 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
339 --disable-videotoolbox disable VideoToolbox code [autodetect]
342 --arch=ARCH select architecture [$arch]
343 --cpu=CPU select the minimum required CPU (affects
344 instruction selection, may crash on older CPUs)
345 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
346 --progs-suffix=SUFFIX program name suffix []
347 --enable-cross-compile assume a cross-compiler is used
348 --sysroot=PATH root of cross-build tree
349 --sysinclude=PATH location of cross-build system headers
350 --target-os=OS compiler targets OS [$target_os]
351 --target-exec=CMD command to run executables on target
352 --target-path=DIR path to view of build directory on target
353 --target-samples=DIR path to samples directory on target
354 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
355 --toolchain=NAME set tool defaults according to NAME
356 (gcc-asan, clang-asan, gcc-msan, clang-msan,
357 gcc-tsan, clang-tsan, gcc-usan, clang-usan,
358 valgrind-massif, valgrind-memcheck,
359 msvc, icl, gcov, llvm-cov, hardened)
360 --nm=NM use nm tool NM [$nm_default]
361 --ar=AR use archive tool AR [$ar_default]
362 --as=AS use assembler AS [$as_default]
363 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
364 --strip=STRIP use strip tool STRIP [$strip_default]
365 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
366 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
367 --cc=CC use C compiler CC [$cc_default]
368 --cxx=CXX use C compiler CXX [$cxx_default]
369 --objcc=OCC use ObjC compiler OCC [$cc_default]
370 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
371 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
372 --ld=LD use linker LD [$ld_default]
373 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
374 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
375 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
376 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
377 --host-cc=HOSTCC use host C compiler HOSTCC
378 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
379 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
380 --host-ld=HOSTLD use host linker HOSTLD
381 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
382 --host-libs=HLIBS use libs HLIBS when linking for host
383 --host-os=OS compiler host OS [$target_os]
384 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
385 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
386 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
387 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
388 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
389 --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
390 --extra-libs=ELIBS add ELIBS [$ELIBS]
391 --extra-version=STRING version string suffix []
392 --optflags=OPTFLAGS override optimization-related compiler flags
393 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
394 --build-suffix=SUFFIX library name suffix []
395 --enable-pic build position-independent code
396 --enable-thumb compile for Thumb instruction set
397 --enable-lto use link-time optimization
398 --env="ENV=override" override the environment variables
400 Advanced options (experts only):
401 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
402 --custom-allocator=NAME use a supported custom allocator
403 --disable-symver disable symbol versioning
404 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
405 --disable-safe-bitstream-reader
406 disable buffer boundary checking in bitreaders
407 (faster, but may crash)
408 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
410 Optimization options (experts only):
411 --disable-asm disable all assembly optimizations
412 --disable-altivec disable AltiVec optimizations
413 --disable-vsx disable VSX optimizations
414 --disable-power8 disable POWER8 optimizations
415 --disable-amd3dnow disable 3DNow! optimizations
416 --disable-amd3dnowext disable 3DNow! extended optimizations
417 --disable-mmx disable MMX optimizations
418 --disable-mmxext disable MMXEXT optimizations
419 --disable-sse disable SSE optimizations
420 --disable-sse2 disable SSE2 optimizations
421 --disable-sse3 disable SSE3 optimizations
422 --disable-ssse3 disable SSSE3 optimizations
423 --disable-sse4 disable SSE4 optimizations
424 --disable-sse42 disable SSE4.2 optimizations
425 --disable-avx disable AVX optimizations
426 --disable-xop disable XOP optimizations
427 --disable-fma3 disable FMA3 optimizations
428 --disable-fma4 disable FMA4 optimizations
429 --disable-avx2 disable AVX2 optimizations
430 --disable-avx512 disable AVX-512 optimizations
431 --disable-aesni disable AESNI optimizations
432 --disable-armv5te disable armv5te optimizations
433 --disable-armv6 disable armv6 optimizations
434 --disable-armv6t2 disable armv6t2 optimizations
435 --disable-vfp disable VFP optimizations
436 --disable-neon disable NEON optimizations
437 --disable-inline-asm disable use of inline assembly
438 --disable-x86asm disable use of standalone x86 assembly
439 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
440 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
441 --disable-msa disable MSA optimizations
442 --disable-mipsfpu disable floating point MIPS optimizations
443 --disable-mmi disable Loongson SIMD optimizations
444 --disable-fast-unaligned consider unaligned accesses slow
446 Developer options (useful when working on FFmpeg itself):
447 --disable-debug disable debugging symbols
448 --enable-debug=LEVEL set the debug level [$debuglevel]
449 --disable-optimizations disable compiler optimizations
450 --enable-extra-warnings enable more compiler warnings
451 --disable-stripping disable stripping of executables and shared libraries
452 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
453 2 causes a slowdown at runtime.
454 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
455 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
456 leaks and errors, using the specified valgrind binary.
457 Cannot be combined with --target-exec
458 --enable-ftrapv Trap arithmetic overflows
459 --samples=PATH location of test samples for FATE, if not set use
460 \$FATE_SAMPLES at make invocation time.
461 --enable-neon-clobber-test check NEON registers for clobbering (should be
462 used only for debugging purposes)
463 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
464 should be used only for debugging purposes)
465 --enable-random randomly enable/disable components
467 --enable-random=LIST randomly enable/disable specific components or
468 --disable-random=LIST component groups. LIST is a comma-separated list
469 of NAME[:PROB] entries where NAME is a component
470 (group) and PROB the probability associated with
472 --random-seed=VALUE seed value for --enable/disable-random
473 --disable-valgrind-backtrace do not print a backtrace under Valgrind
474 (only applies to --disable-optimizations builds)
475 --enable-osfuzz Enable building fuzzer tool
476 --libfuzzer=PATH path to libfuzzer
477 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
478 in the name) of tests whose result is ignored
479 --enable-linux-perf enable Linux Performance Monitor API
481 NOTE: Object files are built at the place where configure is launched.
486 if test -t 1 && which tput >/dev/null 2>&1; then
487 ncolors=$(tput colors)
488 if test -n "$ncolors" && test $ncolors -ge 8; then
489 bold_color=$(tput bold)
490 warn_color=$(tput setaf 3)
491 error_color=$(tput setaf 1)
492 reset_color=$(tput sgr0)
494 # 72 used instead of 80 since that's the default of pr
500 echo "$@" >> $logfile
505 pr -n -t $1 >> $logfile
511 WARNINGS="${WARNINGS}WARNING: $*\n"
516 echo "$error_color$bold_color$@$reset_color"
519 If you think configure made a mistake, make sure you are using the latest
520 version from Git. If the latest version fails, report the problem to the
521 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
523 if disabled logging; then
525 Rerun configure with logging enabled (do not use --disable-logging), and
526 include the log this produces with your report.
530 Include the log file "$logfile" produced by configure as this will help
537 # Avoid locale weirdness, besides we really just want to translate ASCII.
539 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
543 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
547 echo "$*" | sed 's/["\\]/\\\0/g'
551 v=$(echo "$1" | sed "s/'/'\\\\''/g")
552 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
557 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
564 eval "case '$v' in $pat) printf '%s ' '$v' ;; esac"
572 eval "case '$v' in $pat) ;; *) printf '%s ' '$v' ;; esac"
579 for v; do eval $m; done
585 for v; do echo ${v}${suffix}; done
591 for v; do echo ${v%$suffix}; done
606 eval : \${$var:=$value}
611 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
617 eval $(sanitize_var_name "$var")='$*'
621 eval echo \$$(sanitize_var_name "$1")
626 eval level=\${${pvar}_level:=0}
627 eval ${pvar}_${level}="\$$pvar"
628 eval ${pvar}_level=$(($level+1))
634 eval level=\${${pvar}_level:-0}
635 test $level = 0 && continue
636 eval level=$(($level-1))
637 eval $pvar="\${${pvar}_${level}}"
638 eval ${pvar}_level=$level
639 eval unset ${pvar}_${level}
645 eval ${var}_requested=yes
668 enable $(sanitize_var_name $var)
674 disable $(sanitize_var_name $var)
680 enabled $var && continue
682 eval enable_deep \$${var}_select
684 eval enable_deep_weak \$${var}_suggest
695 disabled $var && continue
704 test "${1#!}" = "$1" && op="=" || op="!="
705 eval test "x\$${1#!}_requested" $op "xyes"
709 test "${1#!}" = "$1" && op="=" || op="!="
710 eval test "x\$${1#!}" $op "xyes"
714 test "${1#!}" = "$1" && op="=" || op="!="
715 eval test "x\$${1#!}" $op "xno"
720 enabled $opt || return 1
726 disabled $opt || return 1
732 enabled $opt && return 0
738 disabled $opt && return 0
745 eval : \${$opt:=\$${opt}_default}
753 [ $var = $value ] && return 0
758 # The cfg loop is very hot (several thousands iterations), and in bash also
759 # potentialy quite slow. Try to abort the iterations early, preferably without
760 # calling functions. 70%+ of the time cfg is already done or without deps.
763 eval [ x\$${cfg}_checking = xdone ] && continue
764 eval [ x\$${cfg}_checking = xinprogress ] && die "Circular dependency for $cfg."
767 dep_all=\$${cfg}_deps
768 dep_any=\$${cfg}_deps_any
769 dep_con=\$${cfg}_conflict
770 dep_sel=\$${cfg}_select
771 dep_sgs=\$${cfg}_suggest
773 dep_ifn=\$${cfg}_if_any
776 # most of the time here $cfg has no deps - avoid costly no-op work
777 if [ "$dep_all$dep_any$dep_con$dep_sel$dep_sgs$dep_ifa$dep_ifn" ]; then
778 eval ${cfg}_checking=inprogress
780 set -- $cfg "$dep_all" "$dep_any" "$dep_con" "$dep_sel" "$dep_sgs" "$dep_ifa" "$dep_ifn"
781 check_deps $dep_all $dep_any $dep_con $dep_sel $dep_sgs $dep_ifa $dep_ifn
782 cfg=$1; dep_all=$2; dep_any=$3; dep_con=$4; dep_sel=$5 dep_sgs=$6; dep_ifa=$7; dep_ifn=$8
784 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
785 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
786 enabled_all $dep_all || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not all dependencies are satisfied: $dep_all"; }
787 enabled_any $dep_any || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not any dependency is satisfied: $dep_any"; }
788 disabled_all $dep_con || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some conflicting dependencies are unsatisfied: $dep_con"; }
789 disabled_any $dep_sel && { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some selected dependency is unsatisfied: $dep_sel"; }
791 enabled $cfg && enable_deep_weak $dep_sel $dep_sgs
793 for dep in $dep_all $dep_any $dep_sel $dep_sgs; do
794 # filter out library deps, these do not belong in extralibs
795 is_in $dep $LIBRARY_LIST && continue
796 enabled $dep && eval append ${cfg}_extralibs ${dep}_extralibs
800 eval ${cfg}_checking=done
808 map 'eval echo "$v \${$v:-no}"' "$@" |
809 awk "BEGIN { split(\"$files\", files) }
811 c = \"$pfx\" toupper(\$1);
817 if (file ~ /\\.h\$/) {
818 printf(\"#define %s %d\\n\", c, v) >>file;
819 } else if (file ~ /\\.asm\$/) {
820 printf(\"%%define %s %d\\n\", c, v) >>file;
821 } else if (file ~ /\\.mak\$/) {
822 n = -v ? \"\" : \"!\";
823 printf(\"%s%s=yes\\n\", n, c) >>file;
824 } else if (file ~ /\\.texi\$/) {
825 pre = -v ? \"\" : \"@c \";
828 gsub(/_/, \"-\", c2);
829 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
839 enabled $v && printf "%s\n" ${v%$suf}
846 eval "$var=\"\$$var $*\""
852 eval "$var=\"$* \$$var\""
859 reverse_out="$v $reverse_out"
865 # keeps the last occurence of each non-unique item
870 for v in $unique_in; do
871 # " $unique_out" +space such that every item is surrounded with spaces
872 case " $unique_out" in *" $v "*) continue; esac # already in list
873 unique_out="$unique_out$v "
882 for v in $resolve_in; do
883 eval 'resolve_out="$resolve_out$'$v' "'
885 eval $1=\$resolve_out
893 append CFLAGS $($cflags_filter "$@")
896 add_cflags_headers(){
897 append CFLAGS_HEADERS $($cflags_filter "$@")
901 append CXXFLAGS $($cflags_filter "$@")
905 append OBJCFLAGS $($objcflags_filter "$@")
909 append ASFLAGS $($asflags_filter "$@")
913 append LDFLAGS $($ldflags_filter "$@")
917 append LDEXEFLAGS $($ldflags_filter "$@")
921 append LDSOFLAGS $($ldflags_filter "$@")
925 prepend extralibs $($ldflags_filter "$@")
929 append ASMSTRIPFLAGS "$@"
933 append host_cppflags "$@"
937 append host_cflags $($host_cflags_filter "$@")
941 append host_ldflags $($host_ldflags_filter "$@")
945 append compat_objs $1
947 map 'add_cppflags -D$v' "$@"
952 "$@" >> $logfile 2>&1
957 stat "$1" >> $logfile 2>&1
961 eval printf '%s\\n' $CC_E
965 eval printf '%s\\n' $CC_O
969 eval printf '%s\\n' $AS_O
973 eval printf '%s\\n' $X86ASM_O
977 eval printf '%s\\n' $LD_O
981 eval printf '%s\\n' $HOSTCC_E
985 eval printf '%s\\n' $HOSTCC_O
992 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
999 test_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
1006 test_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
1013 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
1020 test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
1024 log test_x86asm "$@"
1028 test_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" $(x86asm_o $TMPO) $TMPASM
1034 disabled $cmd && return
1036 test_cmd $@ && enable $cmd
1045 test_as $@ <<EOF && enable $name
1051 log check_inline_asm "$@"
1056 test_cc "$@" <<EOF && enable $name
1057 void foo(void){ __asm__ volatile($code); }
1061 check_inline_asm_flags(){
1062 log check_inline_asm_flags "$@"
1067 while [ "$1" != "" ]; do
1073 void foo(void){ __asm__ volatile($code); }
1076 test_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
1077 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
1082 check_inline_asm ${1}_inline "\"$2\""
1083 check_as ${1}_external "$2"
1087 log check_x86asm "$@"
1091 test_x86asm "$@" && enable $name
1098 flags=$(filter_out '-l*|*.so' $@)
1099 libs=$(filter '-l*|*.so' $@)
1100 test_$type $($cflags_filter $flags) || return
1101 flags=$($ldflags_filter $flags)
1102 libs=$($ldflags_filter $libs)
1103 test_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1112 test_ld $type $@ && enable $name
1117 test "${hdr%.h}" = "${hdr}" &&
1118 echo "#include $hdr" ||
1119 echo "#include <$hdr>"
1129 for hdr in $headers; do
1132 echo "int main(void) { $code; return 0; }"
1133 } | test_$check "$@"
1137 log check_cppflags "$@"
1138 test_cpp "$@" <<EOF && append CPPFLAGS "$@"
1144 log test_cflags "$@"
1145 set -- $($cflags_filter "$@")
1152 log check_cflags "$@"
1153 test_cflags "$@" && add_cflags "$@"
1157 log check_cxxflags "$@"
1158 set -- $($cflags_filter "$@")
1159 test_cxx "$@" <<EOF && append CXXFLAGS "$@"
1165 log test_objcflags "$@"
1166 set -- $($objcflags_filter "$@")
1167 test_objcc "$@" <<EOF
1173 log check_objcflags "$@"
1174 test_objcflags "$@" && add_objcflags "$@"
1178 log test_ldflags "$@"
1179 set -- $($ldflags_filter "$@")
1180 test_ld "cc" "$@" <<EOF
1181 int main(void){ return 0; }
1186 log check_ldflags "$@"
1187 test_ldflags "$@" && add_ldflags "$@"
1191 log test_stripflags "$@"
1192 # call test_cc to get a fresh TMPO
1194 int main(void) { return 0; }
1196 test_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1200 log check_stripflags "$@"
1201 test_stripflags "$@" && add_stripflags "$@"
1205 log check_headers "$@"
1208 disable_sanitized $headers
1210 for hdr in $headers; do
1214 } | test_cpp "$@" && enable_sanitized $headers
1217 check_header_objcc(){
1218 log check_header_objcc "$@"
1222 disable_sanitized $header
1224 echo "#include <$header>"
1225 echo "int main(void) { return 0; }"
1226 } | test_objcc && test_stat "$TMPO" && enable_sanitized $header
1229 check_apple_framework(){
1230 log check_apple_framework "$@"
1232 name="$(tolower $framework)"
1233 header="${framework}/${framework}.h"
1235 check_header_objcc $header &&
1236 enable $name && eval ${name}_extralibs='"-framework $framework"'
1244 test_ld "cc" "$@" <<EOF && enable $func
1246 int main(void){ $func(); }
1250 check_complexfunc(){
1251 log check_complexfunc "$@"
1255 test $narg = 2 && args="f, g" || args="f * I"
1257 test_ld "cc" "$@" <<EOF && enable $func
1258 #include <complex.h>
1260 float foo(complex float f, complex float g) { return $func($args); }
1261 int main(void){ return (int) foo; }
1266 log check_mathfunc "$@"
1270 test $narg = 2 && args="f, g" || args="f"
1272 test_ld "cc" "$@" <<EOF && enable $func
1274 float foo(float f, float g) { return $func($args); }
1275 int main(void){ return (int) foo; }
1279 check_func_headers(){
1280 log check_func_headers "$@"
1285 for hdr in $headers; do
1288 echo "#include <stdint.h>"
1289 for func in $funcs; do
1290 echo "long check_$func(void) { return (long) $func; }"
1292 echo "int main(void) { int ret = 0;"
1293 # LTO could optimize out the test functions without this
1294 for func in $funcs; do
1295 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1297 echo "return ret; }"
1298 } | test_ld "cc" "$@" && enable $funcs && enable_sanitized $headers
1301 check_class_headers_cpp(){
1302 log check_class_headers_cpp "$@"
1307 for hdr in $headers; do
1308 echo "#include <$hdr>"
1310 echo "int main(void) { "
1312 for class in $classes; do
1313 echo "$class obj$i;"
1317 } | test_ld "cxx" "$@" && enable $funcs && enable_sanitized $headers
1320 test_cpp_condition(){
1321 log test_cpp_condition "$@"
1328 #error "unsatisfied condition: $condition"
1333 check_cpp_condition(){
1334 log check_cpp_condition "$@"
1338 test_cpp_condition "$@" && enable $name
1342 log test_cflags_cc "$@"
1347 set -- $($cflags_filter "$flags")
1351 #error "unsatisfied condition: $condition"
1363 check_func_headers "$headers" "$funcs" "$@" &&
1364 enable $name && eval ${name}_extralibs="\$@"
1368 log check_lib_cpp "$@"
1374 check_class_headers_cpp "$headers" "$classes" "$@" &&
1375 enable $name && eval ${name}_extralibs="\$@"
1379 log test_pkg_config "$@"
1387 test_cmd $pkg_config --exists --print-errors $pkg_version || return
1388 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1389 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1390 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1392 set_sanitized "${name}_cflags" $pkg_cflags &&
1393 set_sanitized "${name}_extralibs" $pkg_libs
1397 log check_pkg_config "$@"
1399 test_pkg_config "$@" &&
1400 eval add_cflags \$${name}_cflags
1404 test_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1408 log check_exec_crash "$@"
1411 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1412 # are safe but may not be available everywhere. Thus we use
1413 # raise(SIGTERM) instead. The check is run in a subshell so we
1414 # can redirect the "Terminated" message from the shell. SIGBUS
1415 # is not defined by standard C so it is used conditionally.
1417 (test_exec "$@") >> $logfile 2>&1 <<EOF
1419 static void sighandler(int sig){
1425 int (*func_ptr)(void) = foo;
1427 signal(SIGILL, sighandler);
1428 signal(SIGFPE, sighandler);
1429 signal(SIGSEGV, sighandler);
1431 signal(SIGBUS, sighandler);
1443 disable_sanitized "$type"
1444 test_code cc "$headers" "$type v" "$@" && enable_sanitized "$type"
1448 log check_struct "$@"
1453 disable_sanitized "${struct}_${member}"
1454 test_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1455 enable_sanitized "${struct}_${member}"
1459 log check_builtin "$@"
1465 test_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1468 check_compile_assert(){
1469 log check_compile_assert "$@"
1475 test_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1483 test_code cc "$@" && enable "$name"
1491 check_lib $name "$@" || die "ERROR: $name_version not found"
1497 check_cc "$@" || die "ERROR: $name failed"
1505 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1509 log require_headers "$@"
1511 check_headers "$@" || die "ERROR: $headers not found"
1514 require_cpp_condition(){
1515 log require_cpp_condition "$@"
1517 check_cpp_condition "$@" || die "ERROR: $condition not satisfied"
1520 require_pkg_config(){
1521 log require_pkg_config "$@"
1523 check_pkg_config "$@" || die "ERROR: $pkg_version not found using pkg-config$pkg_config_fail_message"
1527 log test_host_cc "$@"
1530 test_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1534 log test_host_cpp "$@"
1537 test_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1540 check_host_cppflags(){
1541 log check_host_cppflags "$@"
1542 test_host_cpp "$@" <<EOF && append host_cppflags "$@"
1547 check_host_cflags(){
1548 log check_host_cflags "$@"
1549 set -- $($host_cflags_filter "$@")
1550 test_host_cc "$@" <<EOF && append host_cflags "$@"
1555 test_host_cpp_condition(){
1556 log test_host_cpp_condition "$@"
1560 test_host_cpp "$@" <<EOF
1563 #error "unsatisfied condition: $condition"
1568 check_host_cpp_condition(){
1569 log check_host_cpp_condition "$@"
1573 test_host_cpp_condition "$@" && enable $name
1577 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1578 mkdir -p "$(dirname $2)"
1582 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1583 # system-dependent things.
1585 AVCODEC_COMPONENTS="
1593 AVDEVICE_COMPONENTS="
1598 AVFILTER_COMPONENTS="
1602 AVFORMAT_COMPONENTS="
1610 $AVDEVICE_COMPONENTS
1611 $AVFILTER_COMPONENTS
1612 $AVFORMAT_COMPONENTS
1616 avio_dir_cmd_example
1617 avio_reading_example
1618 decode_audio_example
1619 decode_video_example
1620 demuxing_decoding_example
1621 encode_audio_example
1622 encode_video_example
1624 filter_audio_example
1625 filtering_audio_example
1626 filtering_video_example
1627 http_multiclient_example
1633 resampling_audio_example
1634 scaling_video_example
1635 transcode_aac_example
1637 vaapi_encode_example
1638 vaapi_transcode_example
1641 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1661 EXTERNAL_LIBRARY_GPL_LIST="
1675 EXTERNAL_LIBRARY_NONFREE_LIST="
1683 EXTERNAL_LIBRARY_VERSION3_LIST="
1694 EXTERNAL_LIBRARY_GPLV3_LIST="
1698 EXTERNAL_LIBRARY_LIST="
1699 $EXTERNAL_LIBRARY_GPL_LIST
1700 $EXTERNAL_LIBRARY_NONFREE_LIST
1701 $EXTERNAL_LIBRARY_VERSION3_LIST
1702 $EXTERNAL_LIBRARY_GPLV3_LIST
1766 HWACCEL_AUTODETECT_LIBRARY_LIST="
1784 # catchall list of things that require external libs to link
1790 HWACCEL_LIBRARY_NONFREE_LIST="
1795 HWACCEL_LIBRARY_LIST="
1796 $HWACCEL_LIBRARY_NONFREE_LIST
1817 safe_bitstream_reader
1824 # this list should be kept in linking order
1864 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1868 $EXTERNAL_LIBRARY_LIST
1869 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1870 $HWACCEL_LIBRARY_LIST
1871 $HWACCEL_AUTODETECT_LIBRARY_LIST
1903 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1904 $HWACCEL_AUTODETECT_LIBRARY_LIST
1946 ARCH_EXT_LIST_MIPS="
1958 ARCH_EXT_LIST_LOONGSON="
1964 ARCH_EXT_LIST_X86_SIMD="
1994 $ARCH_EXT_LIST_X86_SIMD
2004 $ARCH_EXT_LIST_LOONGSON
2025 sync_val_compare_and_swap
2042 cdio_paranoia_paranoia_h
2045 dev_bktr_ioctl_bt848_h
2046 dev_bktr_ioctl_meteor_h
2048 dev_video_bktr_ioctl_bt848_h
2049 dev_video_meteor_ioctl_meteor_h
2058 machine_ioctl_bt848_h
2059 machine_ioctl_meteor_h
2061 opencv2_core_core_c_h
2123 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2141 GetProcessAffinityMask
2142 GetProcessMemoryInfo
2145 GetSystemTimeAsFileTime
2168 SetConsoleTextAttribute
2169 SetConsoleCtrlHandler
2177 UTGetOSTypeFromString
2189 TOOLCHAIN_FEATURES="
2202 inline_asm_direct_symbol_refs
2204 inline_asm_nonlocal_labels
2215 kCMVideoCodecType_HEVC
2218 struct_group_source_req
2219 struct_ip_mreq_source
2221 struct_msghdr_msg_flags
2223 struct_rusage_ru_maxrss
2224 struct_sctp_event_subscribe
2226 struct_sockaddr_sa_len
2227 struct_sockaddr_storage
2228 struct_stat_st_mtim_tv_nsec
2229 struct_v4l2_frmivalenum_discrete
2234 $(add_suffix _external $ARCH_EXT_LIST)
2235 $(add_suffix _inline $ARCH_EXT_LIST)
2256 opencl_vaapi_beignet
2257 opencl_vaapi_intel_media
2263 # options emitted with CONFIG_ prefix but not available on the command line
2289 frame_thread_encoder
2446 # code dependency declarations
2448 # architecture extensions
2453 armv8_deps="aarch64"
2454 neon_deps_any="aarch64 arm"
2455 intrinsics_neon_deps="neon"
2456 vfp_deps_any="aarch64 arm"
2460 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2469 loongson2_deps="mips"
2470 loongson3_deps="mips"
2471 mips32r2_deps="mips"
2472 mips32r5_deps="mips"
2473 mips32r6_deps="mips"
2474 mips64r2_deps="mips"
2475 mips64r6_deps="mips"
2478 mipsdspr2_deps="mips"
2483 x86_64_select="i686"
2484 x86_64_suggest="fast_cmov"
2487 amd3dnowext_deps="amd3dnow"
2505 mmx_external_deps="x86asm"
2506 mmx_inline_deps="inline_asm x86"
2507 mmx_suggest="mmx_external mmx_inline"
2509 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2510 eval dep=\$${ext}_deps
2511 eval ${ext}_external_deps='"${dep}_external"'
2512 eval ${ext}_inline_deps='"${dep}_inline"'
2513 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2516 aligned_stack_if_any="aarch64 ppc x86"
2517 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2518 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2519 fast_unaligned_if_any="aarch64 ppc x86"
2520 simd_align_16_if_any="altivec neon sse"
2521 simd_align_32_if_any="avx"
2522 simd_align_64_if_any="avx512"
2524 # system capabilities
2525 linux_perf_deps="linux_perf_event_h"
2526 symver_if_any="symver_asm_label symver_gnu_asm"
2527 valgrind_backtrace_conflict="optimizations"
2528 valgrind_backtrace_deps="valgrind_valgrind_h"
2531 atomics_gcc_if="sync_val_compare_and_swap"
2532 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2533 atomics_win32_if="MemoryBarrier"
2534 atomics_native_if_any="$ATOMICS_LIST"
2535 w32threads_deps="atomics_native"
2536 threads_if_any="$THREADS_LIST"
2539 cbs_av1_select="cbs"
2540 cbs_h264_select="cbs golomb"
2541 cbs_h265_select="cbs golomb"
2542 cbs_jpeg_select="cbs"
2543 cbs_mpeg2_select="cbs"
2544 cbs_vp9_select="cbs"
2546 dirac_parse_select="golomb"
2547 dnn_suggest="libtensorflow"
2548 error_resilience_select="me_cmp"
2550 faandct_select="fdctdsp"
2551 faanidct_deps="faan"
2552 faanidct_select="idctdsp"
2553 h264dsp_select="startcode"
2554 hevcparse_select="golomb"
2555 frame_thread_encoder_deps="encoders threads"
2556 intrax8_select="blockdsp idctdsp"
2559 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2560 mpeg_er_select="error_resilience"
2561 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2562 mpegaudiodsp_select="dct"
2563 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2564 mpegvideoenc_select="aandcttables me_cmp mpegvideo pixblockdsp qpeldsp"
2565 vc1dsp_select="h264chroma qpeldsp startcode"
2568 # decoders / encoders
2569 aac_decoder_select="adts_header mdct15 mdct sinewin"
2570 aac_fixed_decoder_select="adts_header mdct sinewin"
2571 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2572 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2573 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2574 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2575 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2576 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2577 adpcm_g722_decoder_select="g722dsp"
2578 adpcm_g722_encoder_select="g722dsp"
2579 aic_decoder_select="golomb idctdsp"
2580 alac_encoder_select="lpc"
2581 als_decoder_select="bswapdsp"
2582 amrnb_decoder_select="lsp"
2583 amrwb_decoder_select="lsp"
2584 amv_decoder_select="sp5x_decoder exif"
2585 amv_encoder_select="jpegtables mpegvideoenc"
2586 ape_decoder_select="bswapdsp llauddsp"
2587 apng_decoder_deps="zlib"
2588 apng_encoder_deps="zlib"
2589 apng_encoder_select="llvidencdsp"
2590 aptx_decoder_select="audio_frame_queue"
2591 aptx_encoder_select="audio_frame_queue"
2592 aptx_hd_decoder_select="audio_frame_queue"
2593 aptx_hd_encoder_select="audio_frame_queue"
2594 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2595 asv1_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2596 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2597 asv2_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2598 atrac1_decoder_select="mdct sinewin"
2599 atrac3_decoder_select="mdct"
2600 atrac3p_decoder_select="mdct sinewin"
2601 atrac9_decoder_select="mdct"
2602 avrn_decoder_select="exif jpegtables"
2603 bink_decoder_select="blockdsp hpeldsp"
2604 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2605 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2606 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2607 clearvideo_decoder_select="idctdsp"
2608 cllc_decoder_select="bswapdsp"
2609 comfortnoise_encoder_select="lpc"
2610 cook_decoder_select="audiodsp mdct sinewin"
2611 cscd_decoder_select="lzo"
2612 cscd_decoder_suggest="zlib"
2613 dca_decoder_select="mdct"
2614 dds_decoder_select="texturedsp"
2615 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2616 dnxhd_decoder_select="blockdsp idctdsp"
2617 dnxhd_encoder_select="blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2618 dolby_e_decoder_select="mdct"
2619 dvvideo_decoder_select="dvprofile idctdsp"
2620 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2621 dxa_decoder_deps="zlib"
2622 dxv_decoder_select="lzf texturedsp"
2623 eac3_decoder_select="ac3_decoder"
2624 eac3_encoder_select="ac3_encoder"
2625 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2626 eatgq_decoder_select="aandcttables"
2627 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2628 exr_decoder_deps="zlib"
2629 ffv1_decoder_select="rangecoder"
2630 ffv1_encoder_select="rangecoder"
2631 ffvhuff_decoder_select="huffyuv_decoder"
2632 ffvhuff_encoder_select="huffyuv_encoder"
2633 fic_decoder_select="golomb"
2634 flac_decoder_select="flacdsp"
2635 flac_encoder_select="bswapdsp flacdsp lpc"
2636 flashsv2_decoder_deps="zlib"
2637 flashsv2_encoder_deps="zlib"
2638 flashsv_decoder_deps="zlib"
2639 flashsv_encoder_deps="zlib"
2640 flv_decoder_select="h263_decoder"
2641 flv_encoder_select="h263_encoder"
2642 fourxm_decoder_select="blockdsp bswapdsp"
2643 fraps_decoder_select="bswapdsp huffman"
2644 g2m_decoder_deps="zlib"
2645 g2m_decoder_select="blockdsp idctdsp jpegtables"
2646 g729_decoder_select="audiodsp"
2647 h261_decoder_select="mpegvideo"
2648 h261_encoder_select="mpegvideoenc"
2649 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2650 h263_encoder_select="h263dsp mpegvideoenc"
2651 h263i_decoder_select="h263_decoder"
2652 h263p_decoder_select="h263_decoder"
2653 h263p_encoder_select="h263_encoder"
2654 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2655 h264_decoder_suggest="error_resilience"
2656 hap_decoder_select="snappy texturedsp"
2657 hap_encoder_deps="libsnappy"
2658 hap_encoder_select="texturedspenc"
2659 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2660 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2661 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2662 iac_decoder_select="imc_decoder"
2663 imc_decoder_select="bswapdsp fft mdct sinewin"
2664 indeo3_decoder_select="hpeldsp"
2665 indeo4_decoder_select="ividsp"
2666 indeo5_decoder_select="ividsp"
2667 interplay_video_decoder_select="hpeldsp"
2668 jpegls_decoder_select="mjpeg_decoder"
2669 jv_decoder_select="blockdsp"
2670 lagarith_decoder_select="llviddsp"
2671 ljpeg_encoder_select="idctdsp jpegtables mpegvideoenc"
2672 magicyuv_decoder_select="llviddsp"
2673 magicyuv_encoder_select="llvidencdsp"
2674 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2675 metasound_decoder_select="lsp mdct sinewin"
2676 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2677 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2678 mjpeg_encoder_select="jpegtables mpegvideoenc"
2679 mjpegb_decoder_select="mjpeg_decoder"
2680 mlp_decoder_select="mlp_parser"
2681 mlp_encoder_select="lpc"
2682 motionpixels_decoder_select="bswapdsp"
2683 mp1_decoder_select="mpegaudio"
2684 mp1float_decoder_select="mpegaudio"
2685 mp2_decoder_select="mpegaudio"
2686 mp2float_decoder_select="mpegaudio"
2687 mp3_decoder_select="mpegaudio"
2688 mp3adu_decoder_select="mpegaudio"
2689 mp3adufloat_decoder_select="mpegaudio"
2690 mp3float_decoder_select="mpegaudio"
2691 mp3on4_decoder_select="mpegaudio"
2692 mp3on4float_decoder_select="mpegaudio"
2693 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2694 mpc8_decoder_select="mpegaudiodsp"
2695 mpegvideo_decoder_select="mpegvideo"
2696 mpeg1video_decoder_select="mpegvideo"
2697 mpeg1video_encoder_select="mpegvideoenc h263dsp"
2698 mpeg2video_decoder_select="mpegvideo"
2699 mpeg2video_encoder_select="mpegvideoenc h263dsp"
2700 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2701 mpeg4_encoder_select="h263_encoder"
2702 msa1_decoder_select="mss34dsp"
2703 mscc_decoder_deps="zlib"
2704 msmpeg4v1_decoder_select="h263_decoder"
2705 msmpeg4v2_decoder_select="h263_decoder"
2706 msmpeg4v2_encoder_select="h263_encoder"
2707 msmpeg4v3_decoder_select="h263_decoder"
2708 msmpeg4v3_encoder_select="h263_encoder"
2709 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2710 mts2_decoder_select="mss34dsp"
2711 mwsc_decoder_deps="zlib"
2712 mxpeg_decoder_select="mjpeg_decoder"
2713 nellymoser_decoder_select="mdct sinewin"
2714 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2715 nuv_decoder_select="idctdsp lzo"
2716 on2avc_decoder_select="mdct"
2717 opus_decoder_deps="swresample"
2718 opus_decoder_select="mdct15"
2719 opus_encoder_select="audio_frame_queue mdct15"
2720 png_decoder_deps="zlib"
2721 png_encoder_deps="zlib"
2722 png_encoder_select="llvidencdsp"
2723 prores_decoder_select="blockdsp idctdsp"
2724 prores_encoder_select="fdctdsp"
2725 qcelp_decoder_select="lsp"
2726 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2727 ra_144_decoder_select="audiodsp"
2728 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2729 ralf_decoder_select="golomb"
2730 rasc_decoder_deps="zlib"
2731 rawvideo_decoder_select="bswapdsp"
2732 rscc_decoder_deps="zlib"
2733 rtjpeg_decoder_select="me_cmp"
2734 rv10_decoder_select="h263_decoder"
2735 rv10_encoder_select="h263_encoder"
2736 rv20_decoder_select="h263_decoder"
2737 rv20_encoder_select="h263_encoder"
2738 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2739 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2740 screenpresso_decoder_deps="zlib"
2741 shorten_decoder_select="bswapdsp"
2742 sipr_decoder_select="lsp"
2743 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2744 snow_encoder_select="dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2745 sonic_decoder_select="golomb rangecoder"
2746 sonic_encoder_select="golomb rangecoder"
2747 sonic_ls_encoder_select="golomb rangecoder"
2748 sp5x_decoder_select="mjpeg_decoder"
2749 speedhq_decoder_select="mpegvideo"
2750 srgc_decoder_deps="zlib"
2751 svq1_decoder_select="hpeldsp"
2752 svq1_encoder_select="hpeldsp me_cmp mpegvideoenc"
2753 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2754 svq3_decoder_suggest="zlib"
2755 tak_decoder_select="audiodsp"
2756 tdsc_decoder_deps="zlib"
2757 tdsc_decoder_select="mjpeg_decoder"
2758 theora_decoder_select="vp3_decoder"
2759 thp_decoder_select="mjpeg_decoder"
2760 tiff_decoder_suggest="zlib lzma"
2761 tiff_encoder_suggest="zlib"
2762 truehd_decoder_select="mlp_parser"
2763 truehd_encoder_select="lpc"
2764 truemotion2_decoder_select="bswapdsp"
2765 truespeech_decoder_select="bswapdsp"
2766 tscc_decoder_deps="zlib"
2767 twinvq_decoder_select="mdct lsp sinewin"
2768 txd_decoder_select="texturedsp"
2769 utvideo_decoder_select="bswapdsp llviddsp"
2770 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2771 vble_decoder_select="llviddsp"
2772 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2773 vc1image_decoder_select="vc1_decoder"
2774 vorbis_decoder_select="mdct"
2775 vorbis_encoder_select="audio_frame_queue mdct"
2776 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2777 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2778 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2779 vp6a_decoder_select="vp6_decoder"
2780 vp6f_decoder_select="vp6_decoder"
2781 vp7_decoder_select="h264pred videodsp vp8dsp"
2782 vp8_decoder_select="h264pred videodsp vp8dsp"
2783 vp9_decoder_select="videodsp vp9_parser vp9_superframe_split_bsf"
2784 wcmv_decoder_deps="zlib"
2785 webp_decoder_select="vp8_decoder exif"
2786 wmalossless_decoder_select="llauddsp"
2787 wmapro_decoder_select="mdct sinewin wma_freqs"
2788 wmav1_decoder_select="mdct sinewin wma_freqs"
2789 wmav1_encoder_select="mdct sinewin wma_freqs"
2790 wmav2_decoder_select="mdct sinewin wma_freqs"
2791 wmav2_encoder_select="mdct sinewin wma_freqs"
2792 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2793 wmv1_decoder_select="h263_decoder"
2794 wmv1_encoder_select="h263_encoder"
2795 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2796 wmv2_encoder_select="h263_encoder wmv2dsp"
2797 wmv3_decoder_select="vc1_decoder"
2798 wmv3image_decoder_select="wmv3_decoder"
2799 xma1_decoder_select="wmapro_decoder"
2800 xma2_decoder_select="wmapro_decoder"
2801 zerocodec_decoder_deps="zlib"
2802 zlib_decoder_deps="zlib"
2803 zlib_encoder_deps="zlib"
2804 zmbv_decoder_deps="zlib"
2805 zmbv_encoder_deps="zlib"
2807 # hardware accelerators
2808 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2809 cuda_deps="ffnvcodec"
2810 cuvid_deps="ffnvcodec"
2811 d3d11va_deps="dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2812 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
2813 ffnvcodec_deps_any="libdl LoadLibrary"
2814 nvdec_deps="ffnvcodec"
2815 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2816 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2817 xvmc_deps="X11_extensions_XvMClib_h"
2819 h263_vaapi_hwaccel_deps="vaapi"
2820 h263_vaapi_hwaccel_select="h263_decoder"
2821 h263_videotoolbox_hwaccel_deps="videotoolbox"
2822 h263_videotoolbox_hwaccel_select="h263_decoder"
2823 h264_d3d11va_hwaccel_deps="d3d11va"
2824 h264_d3d11va_hwaccel_select="h264_decoder"
2825 h264_d3d11va2_hwaccel_deps="d3d11va"
2826 h264_d3d11va2_hwaccel_select="h264_decoder"
2827 h264_dxva2_hwaccel_deps="dxva2"
2828 h264_dxva2_hwaccel_select="h264_decoder"
2829 h264_nvdec_hwaccel_deps="nvdec"
2830 h264_nvdec_hwaccel_select="h264_decoder"
2831 h264_vaapi_hwaccel_deps="vaapi"
2832 h264_vaapi_hwaccel_select="h264_decoder"
2833 h264_vdpau_hwaccel_deps="vdpau"
2834 h264_vdpau_hwaccel_select="h264_decoder"
2835 h264_videotoolbox_hwaccel_deps="videotoolbox"
2836 h264_videotoolbox_hwaccel_select="h264_decoder"
2837 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2838 hevc_d3d11va_hwaccel_select="hevc_decoder"
2839 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2840 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2841 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2842 hevc_dxva2_hwaccel_select="hevc_decoder"
2843 hevc_nvdec_hwaccel_deps="nvdec"
2844 hevc_nvdec_hwaccel_select="hevc_decoder"
2845 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2846 hevc_vaapi_hwaccel_select="hevc_decoder"
2847 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2848 hevc_vdpau_hwaccel_select="hevc_decoder"
2849 hevc_videotoolbox_hwaccel_deps="videotoolbox"
2850 hevc_videotoolbox_hwaccel_select="hevc_decoder"
2851 mjpeg_nvdec_hwaccel_deps="nvdec"
2852 mjpeg_nvdec_hwaccel_select="mjpeg_decoder"
2853 mjpeg_vaapi_hwaccel_deps="vaapi"
2854 mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
2855 mpeg_xvmc_hwaccel_deps="xvmc"
2856 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2857 mpeg1_nvdec_hwaccel_deps="nvdec"
2858 mpeg1_nvdec_hwaccel_select="mpeg1video_decoder"
2859 mpeg1_vdpau_hwaccel_deps="vdpau"
2860 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2861 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2862 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2863 mpeg1_xvmc_hwaccel_deps="xvmc"
2864 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2865 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2866 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2867 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2868 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2869 mpeg2_dxva2_hwaccel_deps="dxva2"
2870 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2871 mpeg2_nvdec_hwaccel_deps="nvdec"
2872 mpeg2_nvdec_hwaccel_select="mpeg2video_decoder"
2873 mpeg2_vaapi_hwaccel_deps="vaapi"
2874 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2875 mpeg2_vdpau_hwaccel_deps="vdpau"
2876 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2877 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2878 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2879 mpeg2_xvmc_hwaccel_deps="xvmc"
2880 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2881 mpeg4_nvdec_hwaccel_deps="nvdec"
2882 mpeg4_nvdec_hwaccel_select="mpeg4_decoder"
2883 mpeg4_vaapi_hwaccel_deps="vaapi"
2884 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2885 mpeg4_vdpau_hwaccel_deps="vdpau"
2886 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2887 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2888 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2889 vc1_d3d11va_hwaccel_deps="d3d11va"
2890 vc1_d3d11va_hwaccel_select="vc1_decoder"
2891 vc1_d3d11va2_hwaccel_deps="d3d11va"
2892 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2893 vc1_dxva2_hwaccel_deps="dxva2"
2894 vc1_dxva2_hwaccel_select="vc1_decoder"
2895 vc1_nvdec_hwaccel_deps="nvdec"
2896 vc1_nvdec_hwaccel_select="vc1_decoder"
2897 vc1_vaapi_hwaccel_deps="vaapi"
2898 vc1_vaapi_hwaccel_select="vc1_decoder"
2899 vc1_vdpau_hwaccel_deps="vdpau"
2900 vc1_vdpau_hwaccel_select="vc1_decoder"
2901 vp8_nvdec_hwaccel_deps="nvdec"
2902 vp8_nvdec_hwaccel_select="vp8_decoder"
2903 vp8_vaapi_hwaccel_deps="vaapi"
2904 vp8_vaapi_hwaccel_select="vp8_decoder"
2905 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2906 vp9_d3d11va_hwaccel_select="vp9_decoder"
2907 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2908 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2909 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2910 vp9_dxva2_hwaccel_select="vp9_decoder"
2911 vp9_nvdec_hwaccel_deps="nvdec"
2912 vp9_nvdec_hwaccel_select="vp9_decoder"
2913 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2914 vp9_vaapi_hwaccel_select="vp9_decoder"
2915 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2916 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2917 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2918 wmv3_nvdec_hwaccel_select="vc1_nvdec_hwaccel"
2919 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2920 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2922 # hardware-accelerated codecs
2923 omx_deps="libdl pthreads"
2924 omx_rpi_select="omx"
2929 vaapi_encode_deps="vaapi"
2930 v4l2_m2m_deps="linux_videodev2_h sem_timedwait"
2932 hwupload_cuda_filter_deps="ffnvcodec"
2933 scale_npp_filter_deps="ffnvcodec libnpp"
2934 scale_cuda_filter_deps="cuda_sdk"
2935 thumbnail_cuda_filter_deps="cuda_sdk"
2936 transpose_npp_filter_deps="ffnvcodec libnpp"
2938 amf_deps_any="libdl LoadLibrary"
2939 nvenc_deps="ffnvcodec"
2940 nvenc_deps_any="libdl LoadLibrary"
2941 nvenc_encoder_deps="nvenc"
2943 h263_v4l2m2m_decoder_deps="v4l2_m2m h263_v4l2_m2m"
2944 h263_v4l2m2m_encoder_deps="v4l2_m2m h263_v4l2_m2m"
2945 h264_amf_encoder_deps="amf"
2946 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2947 h264_cuvid_decoder_deps="cuvid"
2948 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2949 h264_mediacodec_decoder_deps="mediacodec"
2950 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2951 h264_mmal_decoder_deps="mmal"
2952 h264_nvenc_encoder_deps="nvenc"
2953 h264_omx_encoder_deps="omx"
2954 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec"
2955 h264_qsv_encoder_select="qsvenc"
2956 h264_rkmpp_decoder_deps="rkmpp"
2957 h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
2958 h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
2959 h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
2960 h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
2961 hevc_amf_encoder_deps="amf"
2962 hevc_cuvid_decoder_deps="cuvid"
2963 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
2964 hevc_mediacodec_decoder_deps="mediacodec"
2965 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
2966 hevc_nvenc_encoder_deps="nvenc"
2967 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec"
2968 hevc_qsv_encoder_select="hevcparse qsvenc"
2969 hevc_rkmpp_decoder_deps="rkmpp"
2970 hevc_rkmpp_decoder_select="hevc_mp4toannexb_bsf"
2971 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
2972 hevc_vaapi_encoder_select="cbs_h265 vaapi_encode"
2973 hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
2974 hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
2975 mjpeg_cuvid_decoder_deps="cuvid"
2976 mjpeg_qsv_encoder_deps="libmfx"
2977 mjpeg_qsv_encoder_select="qsvenc"
2978 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
2979 mjpeg_vaapi_encoder_select="cbs_jpeg jpegtables vaapi_encode"
2980 mpeg1_cuvid_decoder_deps="cuvid"
2981 mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
2982 mpeg2_crystalhd_decoder_select="crystalhd"
2983 mpeg2_cuvid_decoder_deps="cuvid"
2984 mpeg2_mmal_decoder_deps="mmal"
2985 mpeg2_mediacodec_decoder_deps="mediacodec"
2986 mpeg2_qsv_decoder_select="qsvdec mpegvideo_parser"
2987 mpeg2_qsv_encoder_select="qsvenc"
2988 mpeg2_vaapi_encoder_select="cbs_mpeg2 vaapi_encode"
2989 mpeg2_v4l2m2m_decoder_deps="v4l2_m2m mpeg2_v4l2_m2m"
2990 mpeg4_crystalhd_decoder_select="crystalhd"
2991 mpeg4_cuvid_decoder_deps="cuvid"
2992 mpeg4_mediacodec_decoder_deps="mediacodec"
2993 mpeg4_mmal_decoder_deps="mmal"
2994 mpeg4_omx_encoder_deps="omx"
2995 mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
2996 mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
2997 msmpeg4_crystalhd_decoder_select="crystalhd"
2998 nvenc_h264_encoder_select="h264_nvenc_encoder"
2999 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
3000 vc1_crystalhd_decoder_select="crystalhd"
3001 vc1_cuvid_decoder_deps="cuvid"
3002 vc1_mmal_decoder_deps="mmal"
3003 vc1_qsv_decoder_select="qsvdec vc1_parser"
3004 vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
3005 vp8_cuvid_decoder_deps="cuvid"
3006 vp8_mediacodec_decoder_deps="mediacodec"
3007 vp8_qsv_decoder_select="qsvdec vp8_parser"
3008 vp8_rkmpp_decoder_deps="rkmpp"
3009 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
3010 vp8_vaapi_encoder_select="vaapi_encode"
3011 vp8_v4l2m2m_decoder_deps="v4l2_m2m vp8_v4l2_m2m"
3012 vp8_v4l2m2m_encoder_deps="v4l2_m2m vp8_v4l2_m2m"
3013 vp9_cuvid_decoder_deps="cuvid"
3014 vp9_mediacodec_decoder_deps="mediacodec"
3015 vp9_rkmpp_decoder_deps="rkmpp"
3016 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
3017 vp9_vaapi_encoder_select="vaapi_encode"
3018 vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
3019 wmv3_crystalhd_decoder_select="crystalhd"
3022 aac_parser_select="adts_header"
3023 av1_parser_select="cbs_av1"
3024 h264_parser_select="golomb h264dsp h264parse"
3025 hevc_parser_select="hevcparse"
3026 mpegaudio_parser_select="mpegaudioheader"
3027 mpegvideo_parser_select="mpegvideo"
3028 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
3029 vc1_parser_select="vc1dsp"
3032 aac_adtstoasc_bsf_select="adts_header"
3033 av1_metadata_bsf_select="cbs_av1"
3034 eac3_core_bsf_select="ac3_parser"
3035 filter_units_bsf_select="cbs"
3036 h264_metadata_bsf_deps="const_nan"
3037 h264_metadata_bsf_select="cbs_h264"
3038 h264_redundant_pps_bsf_select="cbs_h264"
3039 hevc_metadata_bsf_select="cbs_h265"
3040 mjpeg2jpeg_bsf_select="jpegtables"
3041 mpeg2_metadata_bsf_select="cbs_mpeg2"
3042 trace_headers_bsf_select="cbs"
3043 vp9_metadata_bsf_select="cbs_vp9"
3045 # external libraries
3046 aac_at_decoder_deps="audiotoolbox"
3047 aac_at_decoder_select="aac_adtstoasc_bsf"
3048 ac3_at_decoder_deps="audiotoolbox"
3049 ac3_at_decoder_select="ac3_parser"
3050 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
3051 alac_at_decoder_deps="audiotoolbox"
3052 amr_nb_at_decoder_deps="audiotoolbox"
3053 avisynth_deps_any="libdl LoadLibrary"
3054 avisynth_demuxer_deps="avisynth"
3055 avisynth_demuxer_select="riffdec"
3056 eac3_at_decoder_deps="audiotoolbox"
3057 eac3_at_decoder_select="ac3_parser"
3058 gsm_ms_at_decoder_deps="audiotoolbox"
3059 ilbc_at_decoder_deps="audiotoolbox"
3060 mp1_at_decoder_deps="audiotoolbox"
3061 mp2_at_decoder_deps="audiotoolbox"
3062 mp3_at_decoder_deps="audiotoolbox"
3063 mp1_at_decoder_select="mpegaudioheader"
3064 mp2_at_decoder_select="mpegaudioheader"
3065 mp3_at_decoder_select="mpegaudioheader"
3066 pcm_alaw_at_decoder_deps="audiotoolbox"
3067 pcm_mulaw_at_decoder_deps="audiotoolbox"
3068 qdmc_at_decoder_deps="audiotoolbox"
3069 qdm2_at_decoder_deps="audiotoolbox"
3070 aac_at_encoder_deps="audiotoolbox"
3071 aac_at_encoder_select="audio_frame_queue"
3072 alac_at_encoder_deps="audiotoolbox"
3073 alac_at_encoder_select="audio_frame_queue"
3074 ilbc_at_encoder_deps="audiotoolbox"
3075 ilbc_at_encoder_select="audio_frame_queue"
3076 pcm_alaw_at_encoder_deps="audiotoolbox"
3077 pcm_alaw_at_encoder_select="audio_frame_queue"
3078 pcm_mulaw_at_encoder_deps="audiotoolbox"
3079 pcm_mulaw_at_encoder_select="audio_frame_queue"
3080 chromaprint_muxer_deps="chromaprint"
3081 h264_videotoolbox_encoder_deps="pthreads"
3082 h264_videotoolbox_encoder_select="videotoolbox_encoder"
3083 hevc_videotoolbox_encoder_deps="pthreads"
3084 hevc_videotoolbox_encoder_select="videotoolbox_encoder"
3085 libaom_av1_decoder_deps="libaom"
3086 libaom_av1_encoder_deps="libaom"
3087 libaom_av1_encoder_select="extract_extradata_bsf"
3088 libcelt_decoder_deps="libcelt"
3089 libcodec2_decoder_deps="libcodec2"
3090 libcodec2_encoder_deps="libcodec2"
3091 libdavs2_decoder_deps="libdavs2"
3092 libfdk_aac_decoder_deps="libfdk_aac"
3093 libfdk_aac_encoder_deps="libfdk_aac"
3094 libfdk_aac_encoder_select="audio_frame_queue"
3095 libgme_demuxer_deps="libgme"
3096 libgsm_decoder_deps="libgsm"
3097 libgsm_encoder_deps="libgsm"
3098 libgsm_ms_decoder_deps="libgsm"
3099 libgsm_ms_encoder_deps="libgsm"
3100 libilbc_decoder_deps="libilbc"
3101 libilbc_encoder_deps="libilbc"
3102 libkvazaar_encoder_deps="libkvazaar"
3103 libmodplug_demuxer_deps="libmodplug"
3104 libmp3lame_encoder_deps="libmp3lame"
3105 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
3106 libopencore_amrnb_decoder_deps="libopencore_amrnb"
3107 libopencore_amrnb_encoder_deps="libopencore_amrnb"
3108 libopencore_amrnb_encoder_select="audio_frame_queue"
3109 libopencore_amrwb_decoder_deps="libopencore_amrwb"
3110 libopenh264_decoder_deps="libopenh264"
3111 libopenh264_decoder_select="h264_mp4toannexb_bsf"
3112 libopenh264_encoder_deps="libopenh264"
3113 libopenjpeg_decoder_deps="libopenjpeg"
3114 libopenjpeg_encoder_deps="libopenjpeg"
3115 libopenmpt_demuxer_deps="libopenmpt"
3116 libopus_decoder_deps="libopus"
3117 libopus_encoder_deps="libopus"
3118 libopus_encoder_select="audio_frame_queue"
3119 librsvg_decoder_deps="librsvg"
3120 libshine_encoder_deps="libshine"
3121 libshine_encoder_select="audio_frame_queue"
3122 libspeex_decoder_deps="libspeex"
3123 libspeex_encoder_deps="libspeex"
3124 libspeex_encoder_select="audio_frame_queue"
3125 libtheora_encoder_deps="libtheora"
3126 libtwolame_encoder_deps="libtwolame"
3127 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
3128 libvorbis_decoder_deps="libvorbis"
3129 libvorbis_encoder_deps="libvorbis libvorbisenc"
3130 libvorbis_encoder_select="audio_frame_queue"
3131 libvpx_vp8_decoder_deps="libvpx"
3132 libvpx_vp8_encoder_deps="libvpx"
3133 libvpx_vp9_decoder_deps="libvpx"
3134 libvpx_vp9_encoder_deps="libvpx"
3135 libwavpack_encoder_deps="libwavpack"
3136 libwavpack_encoder_select="audio_frame_queue"
3137 libwebp_encoder_deps="libwebp"
3138 libwebp_anim_encoder_deps="libwebp"
3139 libx262_encoder_deps="libx262"
3140 libx264_encoder_deps="libx264"
3141 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
3142 libx264rgb_encoder_select="libx264_encoder"
3143 libx265_encoder_deps="libx265"
3144 libxavs_encoder_deps="libxavs"
3145 libxavs2_encoder_deps="libxavs2"
3146 libxvid_encoder_deps="libxvid"
3147 libzvbi_teletext_decoder_deps="libzvbi"
3148 vapoursynth_demuxer_deps="vapoursynth"
3149 videotoolbox_suggest="coreservices"
3150 videotoolbox_deps="corefoundation coremedia corevideo"
3151 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
3154 ac3_demuxer_select="ac3_parser"
3155 aiff_muxer_select="iso_media"
3156 asf_demuxer_select="riffdec"
3157 asf_o_demuxer_select="riffdec"
3158 asf_muxer_select="riffenc"
3159 asf_stream_muxer_select="asf_muxer"
3160 avi_demuxer_select="iso_media riffdec exif"
3161 avi_muxer_select="riffenc"
3162 caf_demuxer_select="iso_media riffdec"
3163 caf_muxer_select="iso_media"
3164 dash_muxer_select="mp4_muxer"
3165 dash_demuxer_deps="libxml2"
3166 dirac_demuxer_select="dirac_parser"
3167 dts_demuxer_select="dca_parser"
3168 dtshd_demuxer_select="dca_parser"
3169 dv_demuxer_select="dvprofile"
3170 dv_muxer_select="dvprofile"
3171 dxa_demuxer_select="riffdec"
3172 eac3_demuxer_select="ac3_parser"
3173 f4v_muxer_select="mov_muxer"
3174 fifo_muxer_deps="threads"
3175 flac_demuxer_select="flac_parser"
3176 hds_muxer_select="flv_muxer"
3177 hls_muxer_select="mpegts_muxer"
3178 hls_muxer_suggest="gcrypt openssl"
3179 image2_alias_pix_demuxer_select="image2_demuxer"
3180 image2_brender_pix_demuxer_select="image2_demuxer"
3181 ipod_muxer_select="mov_muxer"
3182 ismv_muxer_select="mov_muxer"
3183 ivf_muxer_select="av1_metadata"
3184 matroska_audio_muxer_select="matroska_muxer"
3185 matroska_demuxer_select="iso_media riffdec"
3186 matroska_demuxer_suggest="bzlib lzo zlib"
3187 matroska_muxer_select="iso_media riffenc"
3188 mmf_muxer_select="riffenc"
3189 mov_demuxer_select="iso_media riffdec"
3190 mov_demuxer_suggest="zlib"
3191 mov_muxer_select="iso_media riffenc rtpenc_chain"
3192 mp3_demuxer_select="mpegaudio_parser"
3193 mp3_muxer_select="mpegaudioheader"
3194 mp4_muxer_select="mov_muxer"
3195 mpegts_demuxer_select="iso_media"
3196 mpegts_muxer_select="adts_muxer latm_muxer"
3197 mpegtsraw_demuxer_select="mpegts_demuxer"
3198 mxf_d10_muxer_select="mxf_muxer"
3199 mxf_opatom_muxer_select="mxf_muxer"
3200 nut_muxer_select="riffenc"
3201 nuv_demuxer_select="riffdec"
3202 oga_muxer_select="ogg_muxer"
3203 ogg_demuxer_select="dirac_parse"
3204 ogv_muxer_select="ogg_muxer"
3205 opus_muxer_select="ogg_muxer"
3206 psp_muxer_select="mov_muxer"
3207 rtp_demuxer_select="sdp_demuxer"
3208 rtp_muxer_select="golomb"
3209 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
3210 rtsp_demuxer_select="http_protocol rtpdec"
3211 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
3212 sap_demuxer_select="sdp_demuxer"
3213 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
3214 sdp_demuxer_select="rtpdec"
3215 smoothstreaming_muxer_select="ismv_muxer"
3216 spdif_demuxer_select="adts_header"
3217 spdif_muxer_select="adts_header"
3218 spx_muxer_select="ogg_muxer"
3219 swf_demuxer_suggest="zlib"
3220 tak_demuxer_select="tak_parser"
3221 tg2_muxer_select="mov_muxer"
3222 tgp_muxer_select="mov_muxer"
3223 vobsub_demuxer_select="mpegps_demuxer"
3224 w64_demuxer_select="wav_demuxer"
3225 w64_muxer_select="wav_muxer"
3226 wav_demuxer_select="riffdec"
3227 wav_muxer_select="riffenc"
3228 webm_muxer_select="iso_media riffenc"
3229 webm_dash_manifest_demuxer_select="matroska_demuxer"
3230 wtv_demuxer_select="mpegts_demuxer riffdec"
3231 wtv_muxer_select="mpegts_muxer riffenc"
3232 xmv_demuxer_select="riffdec"
3233 xwma_demuxer_select="riffdec"
3236 android_camera_indev_deps="android camera2ndk mediandk pthreads"
3237 android_camera_indev_extralibs="-landroid -lcamera2ndk -lmediandk"
3238 alsa_indev_deps="alsa"
3239 alsa_outdev_deps="alsa"
3240 avfoundation_indev_deps="avfoundation corevideo coremedia pthreads"
3241 avfoundation_indev_suggest="coregraphics applicationservices"
3242 avfoundation_indev_extralibs="-framework Foundation"
3243 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3244 caca_outdev_deps="libcaca"
3245 decklink_deps_any="libdl LoadLibrary"
3246 decklink_indev_deps="decklink threads"
3247 decklink_indev_extralibs="-lstdc++"
3248 decklink_outdev_deps="decklink threads"
3249 decklink_outdev_suggest="libklvanc"
3250 decklink_outdev_extralibs="-lstdc++"
3251 libndi_newtek_indev_deps="libndi_newtek"
3252 libndi_newtek_indev_extralibs="-lndi"
3253 libndi_newtek_outdev_deps="libndi_newtek"
3254 libndi_newtek_outdev_extralibs="-lndi"
3255 dshow_indev_deps="IBaseFilter"
3256 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3257 fbdev_indev_deps="linux_fb_h"
3258 fbdev_outdev_deps="linux_fb_h"
3259 gdigrab_indev_deps="CreateDIBSection"
3260 gdigrab_indev_extralibs="-lgdi32"
3261 gdigrab_indev_select="bmp_decoder"
3262 iec61883_indev_deps="libiec61883"
3263 jack_indev_deps="libjack"
3264 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3265 kmsgrab_indev_deps="libdrm"
3266 lavfi_indev_deps="avfilter"
3267 libcdio_indev_deps="libcdio"
3268 libdc1394_indev_deps="libdc1394"
3269 openal_indev_deps="openal"
3270 opengl_outdev_deps="opengl"
3271 opengl_outdev_suggest="sdl2"
3272 oss_indev_deps_any="sys_soundcard_h"
3273 oss_outdev_deps_any="sys_soundcard_h"
3274 pulse_indev_deps="libpulse"
3275 pulse_outdev_deps="libpulse"
3276 sdl2_outdev_deps="sdl2"
3277 sndio_indev_deps="sndio"
3278 sndio_outdev_deps="sndio"
3279 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3280 v4l2_indev_suggest="libv4l2"
3281 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3282 v4l2_outdev_suggest="libv4l2"
3283 vfwcap_indev_deps="vfw32 vfwcap_defines"
3284 xcbgrab_indev_deps="libxcb"
3285 xcbgrab_indev_suggest="libxcb_shm libxcb_shape libxcb_xfixes"
3286 xv_outdev_deps="xlib"
3289 async_protocol_deps="threads"
3290 bluray_protocol_deps="libbluray"
3291 ffrtmpcrypt_protocol_conflict="librtmp_protocol"
3292 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl mbedtls"
3293 ffrtmpcrypt_protocol_select="tcp_protocol"
3294 ffrtmphttp_protocol_conflict="librtmp_protocol"
3295 ffrtmphttp_protocol_select="http_protocol"
3296 ftp_protocol_select="tcp_protocol"
3297 gopher_protocol_select="network"
3298 http_protocol_select="tcp_protocol"
3299 http_protocol_suggest="zlib"
3300 httpproxy_protocol_select="tcp_protocol"
3301 httpproxy_protocol_suggest="zlib"
3302 https_protocol_select="tls_protocol"
3303 https_protocol_suggest="zlib"
3304 icecast_protocol_select="http_protocol"
3305 mmsh_protocol_select="http_protocol"
3306 mmst_protocol_select="network"
3307 rtmp_protocol_conflict="librtmp_protocol"
3308 rtmp_protocol_select="tcp_protocol"
3309 rtmp_protocol_suggest="zlib"
3310 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3311 rtmpe_protocol_suggest="zlib"
3312 rtmps_protocol_conflict="librtmp_protocol"
3313 rtmps_protocol_select="tls_protocol"
3314 rtmps_protocol_suggest="zlib"
3315 rtmpt_protocol_select="ffrtmphttp_protocol"
3316 rtmpt_protocol_suggest="zlib"
3317 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3318 rtmpte_protocol_suggest="zlib"
3319 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3320 rtmpts_protocol_suggest="zlib"
3321 rtp_protocol_select="udp_protocol"
3322 schannel_conflict="openssl gnutls libtls mbedtls"
3323 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3324 sctp_protocol_select="network"
3325 securetransport_conflict="openssl gnutls libtls mbedtls"
3326 srtp_protocol_select="rtp_protocol srtp"
3327 tcp_protocol_select="network"
3328 tls_protocol_deps_any="gnutls openssl schannel securetransport libtls mbedtls"
3329 tls_protocol_select="tcp_protocol"
3330 udp_protocol_select="network"
3331 udplite_protocol_select="network"
3332 unix_protocol_deps="sys_un_h"
3333 unix_protocol_select="network"
3335 # external library protocols
3336 librtmp_protocol_deps="librtmp"
3337 librtmpe_protocol_deps="librtmp"
3338 librtmps_protocol_deps="librtmp"
3339 librtmpt_protocol_deps="librtmp"
3340 librtmpte_protocol_deps="librtmp"
3341 libsmbclient_protocol_deps="libsmbclient gplv3"
3342 libsrt_protocol_deps="libsrt"
3343 libsrt_protocol_select="network"
3344 libssh_protocol_deps="libssh"
3345 libtls_conflict="openssl gnutls mbedtls"
3348 afftdn_filter_deps="avcodec"
3349 afftdn_filter_select="fft"
3350 afftfilt_filter_deps="avcodec"
3351 afftfilt_filter_select="fft"
3352 afir_filter_deps="avcodec"
3353 afir_filter_select="fft"
3354 amovie_filter_deps="avcodec avformat"
3355 aresample_filter_deps="swresample"
3356 ass_filter_deps="libass"
3357 atempo_filter_deps="avcodec"
3358 atempo_filter_select="rdft"
3359 avgblur_opencl_filter_deps="opencl"
3360 azmq_filter_deps="libzmq"
3361 blackframe_filter_deps="gpl"
3362 bm3d_filter_deps="avcodec"
3363 bm3d_filter_select="dct"
3364 boxblur_filter_deps="gpl"
3365 boxblur_opencl_filter_deps="opencl gpl"
3366 bs2b_filter_deps="libbs2b"
3367 colormatrix_filter_deps="gpl"
3368 convolution_opencl_filter_deps="opencl"
3369 convolve_filter_deps="avcodec"
3370 convolve_filter_select="fft"
3371 coreimage_filter_deps="coreimage appkit"
3372 coreimage_filter_extralibs="-framework OpenGL"
3373 coreimagesrc_filter_deps="coreimage appkit"
3374 coreimagesrc_filter_extralibs="-framework OpenGL"
3375 cover_rect_filter_deps="avcodec avformat gpl"
3376 cropdetect_filter_deps="gpl"
3377 deconvolve_filter_deps="avcodec"
3378 deconvolve_filter_select="fft"
3379 deinterlace_qsv_filter_deps="libmfx"
3380 deinterlace_vaapi_filter_deps="vaapi"
3381 delogo_filter_deps="gpl"
3382 denoise_vaapi_filter_deps="vaapi"
3383 deshake_filter_select="pixelutils"
3384 dilation_opencl_filter_deps="opencl"
3385 drawtext_filter_deps="libfreetype"
3386 drawtext_filter_suggest="libfontconfig libfribidi"
3387 elbg_filter_deps="avcodec"
3388 eq_filter_deps="gpl"
3389 erosion_opencl_filter_deps="opencl"
3390 fftfilt_filter_deps="avcodec"
3391 fftfilt_filter_select="rdft"
3392 fftdnoiz_filter_deps="avcodec"
3393 fftdnoiz_filter_select="fft"
3394 find_rect_filter_deps="avcodec avformat gpl"
3395 firequalizer_filter_deps="avcodec"
3396 firequalizer_filter_select="rdft"
3397 flite_filter_deps="libflite"
3398 framerate_filter_select="pixelutils"
3399 frei0r_filter_deps="frei0r libdl"
3400 frei0r_src_filter_deps="frei0r libdl"
3401 fspp_filter_deps="gpl"
3402 geq_filter_deps="gpl"
3403 histeq_filter_deps="gpl"
3404 hqdn3d_filter_deps="gpl"
3405 interlace_filter_deps="gpl"
3406 kerndeint_filter_deps="gpl"
3407 ladspa_filter_deps="ladspa libdl"
3408 lensfun_filter_deps="liblensfun version3"
3409 lv2_filter_deps="lv2"
3410 mcdeint_filter_deps="avcodec gpl"
3411 movie_filter_deps="avcodec avformat"
3412 mpdecimate_filter_deps="gpl"
3413 mpdecimate_filter_select="pixelutils"
3414 mptestsrc_filter_deps="gpl"
3415 negate_filter_deps="lut_filter"
3416 nnedi_filter_deps="gpl"
3417 ocr_filter_deps="libtesseract"
3418 ocv_filter_deps="libopencv"
3419 openclsrc_filter_deps="opencl"
3420 overlay_opencl_filter_deps="opencl"
3421 overlay_qsv_filter_deps="libmfx"
3422 overlay_qsv_filter_select="qsvvpp"
3423 owdenoise_filter_deps="gpl"
3424 pan_filter_deps="swresample"
3425 perspective_filter_deps="gpl"
3426 phase_filter_deps="gpl"
3427 pp7_filter_deps="gpl"
3428 pp_filter_deps="gpl postproc"
3429 prewitt_opencl_filter_deps="opencl"
3430 procamp_vaapi_filter_deps="vaapi"
3431 program_opencl_filter_deps="opencl"
3432 pullup_filter_deps="gpl"
3433 removelogo_filter_deps="avcodec avformat swscale"
3434 repeatfields_filter_deps="gpl"
3435 resample_filter_deps="avresample"
3436 roberts_opencl_filter_deps="opencl"
3437 rubberband_filter_deps="librubberband"
3438 sab_filter_deps="gpl swscale"
3439 scale2ref_filter_deps="swscale"
3440 scale_filter_deps="swscale"
3441 scale_qsv_filter_deps="libmfx"
3442 select_filter_select="pixelutils"
3443 sharpness_vaapi_filter_deps="vaapi"
3444 showcqt_filter_deps="avcodec avformat swscale"
3445 showcqt_filter_suggest="libfontconfig libfreetype"
3446 showcqt_filter_select="fft"
3447 showfreqs_filter_deps="avcodec"
3448 showfreqs_filter_select="fft"
3449 showspectrum_filter_deps="avcodec"
3450 showspectrum_filter_select="fft"
3451 showspectrumpic_filter_deps="avcodec"
3452 showspectrumpic_filter_select="fft"
3453 signature_filter_deps="gpl avcodec avformat"
3454 smartblur_filter_deps="gpl swscale"
3455 sobel_opencl_filter_deps="opencl"
3456 sofalizer_filter_deps="libmysofa avcodec"
3457 sofalizer_filter_select="fft"
3458 spectrumsynth_filter_deps="avcodec"
3459 spectrumsynth_filter_select="fft"
3460 spp_filter_deps="gpl avcodec"
3461 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3462 sr_filter_deps="avformat swscale"
3463 sr_filter_select="dnn"
3464 stereo3d_filter_deps="gpl"
3465 subtitles_filter_deps="avformat avcodec libass"
3466 super2xsai_filter_deps="gpl"
3467 pixfmts_super2xsai_test_deps="super2xsai_filter"
3468 tinterlace_filter_deps="gpl"
3469 tinterlace_merge_test_deps="tinterlace_filter"
3470 tinterlace_pad_test_deps="tinterlace_filter"
3471 tonemap_filter_deps="const_nan"
3472 tonemap_opencl_filter_deps="opencl const_nan"
3473 unsharp_opencl_filter_deps="opencl"
3474 uspp_filter_deps="gpl avcodec"
3475 vaguedenoiser_filter_deps="gpl"
3476 vidstabdetect_filter_deps="libvidstab"
3477 vidstabtransform_filter_deps="libvidstab"
3478 libvmaf_filter_deps="libvmaf pthreads"
3479 zmq_filter_deps="libzmq"
3480 zoompan_filter_deps="swscale"
3481 zscale_filter_deps="libzimg const_nan"
3482 scale_vaapi_filter_deps="vaapi"
3483 vpp_qsv_filter_deps="libmfx"
3484 vpp_qsv_filter_select="qsvvpp"
3485 yadif_cuda_filter_deps="cuda_sdk"
3488 avio_dir_cmd_deps="avformat avutil"
3489 avio_reading_deps="avformat avcodec avutil"
3490 decode_audio_example_deps="avcodec avutil"
3491 decode_video_example_deps="avcodec avutil"
3492 demuxing_decoding_example_deps="avcodec avformat avutil"
3493 encode_audio_example_deps="avcodec avutil"
3494 encode_video_example_deps="avcodec avutil"
3495 extract_mvs_example_deps="avcodec avformat avutil"
3496 filter_audio_example_deps="avfilter avutil"
3497 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3498 filtering_video_example_deps="avfilter avcodec avformat avutil"
3499 http_multiclient_example_deps="avformat avutil fork"
3500 hw_decode_example_deps="avcodec avformat avutil"
3501 metadata_example_deps="avformat avutil"
3502 muxing_example_deps="avcodec avformat avutil swscale"
3503 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3504 remuxing_example_deps="avcodec avformat avutil"
3505 resampling_audio_example_deps="avutil swresample"
3506 scaling_video_example_deps="avutil swscale"
3507 transcode_aac_example_deps="avcodec avformat swresample"
3508 transcoding_example_deps="avfilter avcodec avformat avutil"
3509 vaapi_encode_example_deps="avcodec avutil h264_vaapi_encoder"
3510 vaapi_transcode_example_deps="avcodec avformat avutil h264_vaapi_encoder"
3513 cpu_init_extralibs="pthreads_extralibs"
3514 cws2fws_extralibs="zlib_extralibs"
3516 # libraries, in any order
3517 avcodec_deps="avutil"
3518 avcodec_suggest="libm"
3519 avcodec_select="null_bsf"
3520 avdevice_deps="avformat avcodec avutil"
3521 avdevice_suggest="libm"
3522 avfilter_deps="avutil"
3523 avfilter_suggest="libm"
3524 avformat_deps="avcodec avutil"
3525 avformat_suggest="libm network zlib"
3526 avresample_deps="avutil"
3527 avresample_suggest="libm"
3528 avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia bcrypt"
3529 postproc_deps="avutil gpl"
3530 postproc_suggest="libm"
3531 swresample_deps="avutil"
3532 swresample_suggest="libm libsoxr"
3533 swscale_deps="avutil"
3534 swscale_suggest="libm"
3536 avcodec_extralibs="pthreads_extralibs iconv_extralibs"
3537 avfilter_extralibs="pthreads_extralibs"
3538 avutil_extralibs="d3d11va_extralibs nanosleep_extralibs pthreads_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
3541 ffmpeg_deps="avcodec avfilter avformat"
3542 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3545 ffmpeg_suggest="ole32 psapi shell32"
3546 ffplay_deps="avcodec avformat swscale swresample sdl2"
3547 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3548 ffplay_suggest="shell32"
3549 ffprobe_deps="avcodec avformat"
3550 ffprobe_suggest="shell32"
3553 podpages_deps="perl"
3554 manpages_deps="perl pod2man"
3555 htmlpages_deps="perl"
3556 htmlpages_deps_any="makeinfo_html texi2html"
3557 txtpages_deps="perl makeinfo"
3558 doc_deps_any="manpages htmlpages podpages txtpages"
3560 # default parameters
3562 logfile="ffbuild/config.log"
3564 # installation paths
3565 prefix_default="/usr/local"
3566 bindir_default='${prefix}/bin'
3567 datadir_default='${prefix}/share/ffmpeg'
3568 docdir_default='${prefix}/share/doc/ffmpeg'
3569 incdir_default='${prefix}/include'
3570 libdir_default='${prefix}/lib'
3571 mandir_default='${prefix}/share/man'
3577 host_cc_default="gcc"
3578 doxygen_default="doxygen"
3580 ln_s_default="ln -s -f"
3582 pkg_config_default=pkg-config
3583 ranlib_default="ranlib"
3584 strip_default="strip"
3585 version_script='--version-script'
3587 x86asmexe_default="nasm"
3588 windres_default="windres"
3590 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3594 target_os_default=$(tolower $(uname -s))
3595 host_os=$target_os_default
3598 if test "$target_os_default" = aix; then
3599 arch_default=$(uname -p)
3600 strip_default="strip -X32_64"
3602 arch_default=$(uname -m)
3607 # configurable options
3608 enable $PROGRAM_LIST
3609 enable $DOCUMENT_LIST
3610 enable $EXAMPLE_LIST
3611 enable $(filter_out avresample $LIBRARY_LIST)
3617 enable faan faandct faanidct
3618 enable optimizations
3619 enable runtime_cpudetect
3620 enable safe_bitstream_reader
3622 enable swscale_alpha
3623 enable valgrind_backtrace
3625 sws_max_filter_size_default=256
3626 set_default sws_max_filter_size
3628 # internal components are enabled by default
3629 enable $EXTRALIBS_LIST
3631 # Avoid external, non-system, libraries getting enabled by dependency resolution
3632 disable $EXTERNAL_LIBRARY_LIST $HWACCEL_LIBRARY_LIST
3635 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3638 FULLNAME='$(NAME)$(BUILDSUF)'
3639 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3642 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3643 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3644 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3645 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3646 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3647 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3648 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3675 host_extralibs='-lm'
3676 host_cflags_filter=echo
3677 host_ldflags_filter=echo
3679 target_path='$(CURDIR)'
3681 # since the object filename is not given with the -MM flag, the compiler
3682 # is only able to print the basename, and we must add the path ourselves
3683 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3689 if test -f configure; then
3692 source_path=$(cd $(dirname "$0"); pwd)
3693 case "$source_path" in
3694 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3696 test -e "$source_path/config.h" &&
3697 die "Out of tree builds are impossible with config.h in source dir."
3704 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3707 find_things_extern(){
3710 file=$source_path/$3
3712 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
3715 find_filters_extern(){
3716 file=$source_path/$1
3717 #sed -n "s/^extern AVFilter ff_\([avfsinkrc]\{2,5\}\)_\(\w\+\);/\2_filter/p" $file
3718 sed -E -n "s/^extern AVFilter ff_([avfsinkrc]{2,5})_([a-zA-Z0-9_]+);/\2_filter/p" $file
3721 FILTER_LIST=$(find_filters_extern libavfilter/allfilters.c)
3722 OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
3723 INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
3724 MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
3725 DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
3726 ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
3727 DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
3732 PARSER_LIST=$(find_things_extern parser AVCodecParser libavcodec/parsers.c)
3733 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3734 HWACCEL_LIST=$(find_things_extern hwaccel AVHWAccel libavcodec/hwaccels.h)
3735 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3737 AVCODEC_COMPONENTS_LIST="
3745 AVDEVICE_COMPONENTS_LIST="
3750 AVFILTER_COMPONENTS_LIST="
3754 AVFORMAT_COMPONENTS_LIST="
3761 $AVCODEC_COMPONENTS_LIST
3762 $AVDEVICE_COMPONENTS_LIST
3763 $AVFILTER_COMPONENTS_LIST
3764 $AVFORMAT_COMPONENTS_LIST
3767 for n in $COMPONENT_LIST; do
3768 v=$(toupper ${n%s})_LIST
3770 eval ${n}_if_any="\$$v"
3773 enable $ARCH_EXT_LIST
3776 echo "Unknown option \"$1\"."
3777 echo "See $0 --help for available options."
3781 print_in_columns() {
3782 cols=$(expr $ncols / 24)
3783 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3789 echo $* | sed s/$suffix//g | print_in_columns
3801 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3802 echo "prob ${prob:-0.5}"
3810 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3811 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3820 --extra-ldexeflags=*)
3821 add_ldexeflags $optval
3823 --extra-ldsoflags=*)
3824 add_ldsoflags $optval
3826 --extra-ldlibflags=*)
3827 warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
3828 "removed in the future. Use --extra-ldsoflags instead."
3829 add_ldsoflags $optval
3832 add_extralibs $optval
3835 disable $INDEV_LIST $OUTDEV_LIST
3838 debuglevel="$optval"
3841 disable $PROGRAM_LIST
3843 --disable-everything)
3844 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3847 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3848 disable $LIBRARY_LIST $PROGRAM_LIST doc
3851 --enable-random|--disable-random)
3852 action=${opt%%-random}
3853 do_random ${action#--} $COMPONENT_LIST
3855 --enable-random=*|--disable-random=*)
3856 action=${opt%%-random=*}
3857 do_random ${action#--} $optval
3862 --enable-*=*|--disable-*=*)
3863 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3864 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3865 eval list=\$$(toupper $thing)_LIST
3866 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3867 list=$(filter "$name" $list)
3868 [ "$list" = "" ] && warn "Option $opt did not match anything"
3871 --enable-yasm|--disable-yasm)
3872 warn "The ${opt} option is only provided for compatibility and will be\n"\
3873 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3874 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3877 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3878 "removed in the future. Use --x86asmexe instead."
3881 --enable-?*|--disable-?*)
3882 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3883 if is_in $option $COMPONENT_LIST; then
3884 test $action = disable && action=unset
3885 eval $action \$$(toupper ${option%s})_LIST
3886 elif is_in $option $CMDLINE_SELECT; then
3893 NAME="${opt#--list-}"
3894 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3896 eval show_list $NAME \$$(toupper $NAME)_LIST
3898 --help|-h) show_help
3900 --quiet|-q) quiet=yes
3902 --fatal-warnings) enable fatal_warnings
3905 libfuzzer_path="$optval"
3908 optname="${opt%%=*}"
3909 optname="${optname#--}"
3910 optname=$(echo "$optname" | sed 's/-/_/g')
3911 if is_in $optname $CMDLINE_SET; then
3912 eval $optname='$optval'
3913 elif is_in $optname $CMDLINE_APPEND; then
3914 append $optname "$optval"
3926 if disabled autodetect; then
3928 # Unless iconv is explicitely disabled by the user, we still want to probe
3929 # for the iconv from the libc.
3930 disabled iconv || enable libc_iconv
3932 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3933 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3935 # Mark specifically enabled, but normally autodetected libraries as requested.
3936 for lib in $AUTODETECT_LIBS; do
3937 enabled $lib && request $lib
3939 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
3940 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3941 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3943 disabled logging && logfile=/dev/null
3945 # command line configuration sanity checks
3947 # we need to build at least one lib type
3948 if ! enabled_any static shared; then
3950 At least one library type must be built.
3951 Specify --enable-static to build the static libraries or --enable-shared to
3952 build the shared libraries as well. To only build the shared libraries specify
3953 --disable-static in addition to --enable-shared.
3958 die_license_disabled() {
3959 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
3962 die_license_disabled_gpl() {
3963 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
3966 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3967 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3969 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
3970 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
3972 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3974 if enabled nonfree; then
3975 license="nonfree and unredistributable"
3976 elif enabled gplv3; then
3977 license="GPL version 3 or later"
3978 elif enabled lgplv3; then
3979 license="LGPL version 3 or later"
3980 elif enabled gpl; then
3981 license="GPL version 2 or later"
3983 license="LGPL version 2.1 or later"
3986 enabled_all gnutls openssl &&
3987 die "GnuTLS and OpenSSL must not be enabled at the same time."
3989 enabled_all gnutls mbedtls &&
3990 die "GnuTLS and mbedTLS must not be enabled at the same time."
3992 enabled_all openssl mbedtls &&
3993 die "OpenSSL and mbedTLS must not be enabled at the same time."
3995 # Disable all the library-specific components if the library itself
3996 # is disabled, see AVCODEC_LIST and following _LIST variables.
3998 disable_components(){
3999 disabled ${1} && disable $(
4000 eval components="\$$(toupper ${1})_COMPONENTS"
4001 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
4005 map 'disable_components $v' $LIBRARY_LIST
4007 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
4010 test -n "$valgrind" && toolchain="valgrind-memcheck"
4012 enabled ossfuzz && ! echo $CFLAGS | grep -q -- "-fsanitize=" && ! echo $CFLAGS | grep -q -- "-fcoverage-mapping" &&{
4013 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
4014 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
4017 case "$toolchain" in
4019 cc_default="${toolchain%-asan}"
4020 add_cflags -fsanitize=address
4021 add_ldflags -fsanitize=address
4024 cc_default="${toolchain%-msan}"
4025 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
4026 add_ldflags -fsanitize=memory
4029 cc_default="${toolchain%-tsan}"
4030 add_cflags -fsanitize=thread
4031 add_ldflags -fsanitize=thread
4032 case "$toolchain" in
4040 cc_default="${toolchain%-usan}"
4041 add_cflags -fsanitize=undefined
4042 add_ldflags -fsanitize=undefined
4045 target_exec_default="valgrind"
4046 case "$toolchain" in
4048 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"
4051 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
4056 # Check whether the current MSVC version needs the C99 converter.
4057 # From MSVC 2013 (compiler major version 18) onwards, it does actually
4058 # support enough of C99 to build ffmpeg. Default to the new
4059 # behaviour if the regexp was unable to match anything, since this
4060 # successfully parses the version number of existing supported
4061 # versions that require the converter (MSVC 2010 and 2012).
4062 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
4063 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
4067 die "Unsupported MSVC version (2013 or newer required)"
4069 ld_default="$source_path/compat/windows/mslink"
4070 nm_default="dumpbin -symbols"
4074 as_default="armasm64"
4080 target_os_default="win32"
4081 # Use a relative path for TMPDIR. This makes sure all the
4082 # ffconf temp files are written with a relative path, avoiding
4083 # issues with msys/win32 path conversion for MSVC parameters
4084 # such as -Fo<file> or -out:<file>.
4090 nm_default="dumpbin -symbols"
4092 target_os_default="win32"
4096 add_cflags -fprofile-arcs -ftest-coverage
4097 add_ldflags -fprofile-arcs -ftest-coverage
4100 add_cflags -fprofile-arcs -ftest-coverage
4101 add_ldflags --coverage
4104 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
4105 add_cflags -fno-strict-overflow -fstack-protector-all
4106 add_ldflags -Wl,-z,relro -Wl,-z,now
4108 add_ldexeflags -fPIE -pie
4111 die "Unknown toolchain $toolchain"
4115 if test -n "$cross_prefix"; then
4116 test -n "$arch" && test -n "$target_os" ||
4117 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
4118 enable cross_compile
4121 ar_default="${cross_prefix}${ar_default}"
4122 cc_default="${cross_prefix}${cc_default}"
4123 cxx_default="${cross_prefix}${cxx_default}"
4124 nm_default="${cross_prefix}${nm_default}"
4125 pkg_config_default="${cross_prefix}${pkg_config_default}"
4126 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
4127 ranlib_default="${cross_prefix}${ranlib_default} -D"
4129 ranlib_default="${cross_prefix}${ranlib_default}"
4131 strip_default="${cross_prefix}${strip_default}"
4132 windres_default="${cross_prefix}${windres_default}"
4134 sysinclude_default="${sysroot}/usr/include"
4136 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
4137 target_exec target_os x86asmexe nvcc
4138 enabled cross_compile || host_cc_default=$cc
4141 pkg_config_fail_message=""
4142 if ! $pkg_config --version >/dev/null 2>&1; then
4143 warn "$pkg_config not found, library detection may fail."
4145 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
4146 pkg_config_fail_message="
4147 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
4150 if test $doxygen != $doxygen_default && \
4151 ! $doxygen --version >/dev/null 2>&1; then
4152 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
4157 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
4161 EXESUF=$(exesuf $target_os)
4162 HOSTEXESUF=$(exesuf $host_os)
4164 # set temporary file name
4165 : ${TMPDIR:=$TEMPDIR}
4169 if [ -n "$tempprefix" ] ; then
4171 tmpname="$tempprefix.${HOSTNAME}.${UID}"
4175 elif ! test_cmd mktemp -u XXXXXX; then
4176 # simple replacement for missing mktemp
4177 # NOT SAFE FOR GENERAL USE
4179 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"