3 # FFmpeg configure script
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
10 # Prevent locale nonsense from breaking basic text processing.
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
23 (: ${foo%%bar}) 2> /dev/null
26 (: ${foo?}) 2> /dev/null
29 if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
32 if test "0$FF_CONF_EXEC" -lt 1; then
34 try_exec bash "$0" "$@"
36 if test "0$FF_CONF_EXEC" -lt 2; then
38 try_exec ksh "$0" "$@"
40 if test "0$FF_CONF_EXEC" -lt 3; then
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
57 test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
61 Usage: configure [options]
62 Options: [defaults in brackets after descriptions]
65 --help print this message
66 --quiet Suppress showing informative output
67 --list-decoders show all available decoders
68 --list-encoders show all available encoders
69 --list-hwaccels show all available hardware accelerators
70 --list-demuxers show all available demuxers
71 --list-muxers show all available muxers
72 --list-parsers show all available parsers
73 --list-protocols show all available protocols
74 --list-bsfs show all available bitstream filters
75 --list-indevs show all available input devices
76 --list-outdevs show all available output devices
77 --list-filters show all available filters
80 --logfile=FILE log tests and output to FILE [ffbuild/config.log]
81 --disable-logging do not log configure debug information
82 --fatal-warnings fail if any configure warning is generated
83 --prefix=PREFIX install in PREFIX [$prefix_default]
84 --bindir=DIR install binaries in DIR [PREFIX/bin]
85 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
86 --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
87 --libdir=DIR install libs in DIR [PREFIX/lib]
88 --shlibdir=DIR install shared libs in DIR [LIBDIR]
89 --incdir=DIR install includes in DIR [PREFIX/include]
90 --mandir=DIR install man page in DIR [PREFIX/share/man]
91 --pkgconfigdir=DIR install pkg-config files in DIR [LIBDIR/pkgconfig]
92 --enable-rpath use rpath to allow installing libraries in paths
93 not part of the dynamic linker search path
94 use rpath when linking programs (USE WITH CARE)
95 --install-name-dir=DIR Darwin directory name for installed targets
98 --enable-gpl allow use of GPL code, the resulting libs
99 and binaries will be under GPL [no]
100 --enable-version3 upgrade (L)GPL to version 3 [no]
101 --enable-nonfree allow use of nonfree code, the resulting libs
102 and binaries will be unredistributable [no]
104 Configuration options:
105 --disable-static do not build static libraries [no]
106 --enable-shared build shared libraries [no]
107 --enable-small optimize for size instead of speed
108 --disable-runtime-cpudetect disable detecting CPU capabilities at runtime (smaller binary)
109 --enable-gray enable full grayscale support (slower color)
110 --disable-swscale-alpha disable alpha channel support in swscale
111 --disable-all disable building components, libraries and programs
112 --disable-autodetect disable automatically detected external libraries [no]
115 --disable-programs do not build command line programs
116 --disable-ffmpeg disable ffmpeg build
117 --disable-ffplay disable ffplay build
118 --disable-ffprobe disable ffprobe build
120 Documentation options:
121 --disable-doc do not build documentation
122 --disable-htmlpages do not build HTML documentation pages
123 --disable-manpages do not build man documentation pages
124 --disable-podpages do not build POD documentation pages
125 --disable-txtpages do not build text documentation pages
128 --disable-avdevice disable libavdevice build
129 --disable-avcodec disable libavcodec build
130 --disable-avformat disable libavformat build
131 --disable-swresample disable libswresample build
132 --disable-swscale disable libswscale build
133 --disable-postproc disable libpostproc build
134 --disable-avfilter disable libavfilter build
135 --enable-avresample enable libavresample build (deprecated) [no]
136 --disable-pthreads disable pthreads [autodetect]
137 --disable-w32threads disable Win32 threads [autodetect]
138 --disable-os2threads disable OS/2 threads [autodetect]
139 --disable-network disable network support [no]
140 --disable-dct disable DCT code
141 --disable-dwt disable DWT code
142 --disable-error-resilience disable error resilience code
143 --disable-lsp disable LSP code
144 --disable-lzo disable LZO decoder code
145 --disable-mdct disable MDCT code
146 --disable-rdft disable RDFT code
147 --disable-fft disable FFT code
148 --disable-faan disable floating point AAN (I)DCT code
149 --disable-pixelutils disable pixel utils in libavutil
151 Individual component options:
152 --disable-everything disable all components listed below
153 --disable-encoder=NAME disable encoder NAME
154 --enable-encoder=NAME enable encoder NAME
155 --disable-encoders disable all encoders
156 --disable-decoder=NAME disable decoder NAME
157 --enable-decoder=NAME enable decoder NAME
158 --disable-decoders disable all decoders
159 --disable-hwaccel=NAME disable hwaccel NAME
160 --enable-hwaccel=NAME enable hwaccel NAME
161 --disable-hwaccels disable all hwaccels
162 --disable-muxer=NAME disable muxer NAME
163 --enable-muxer=NAME enable muxer NAME
164 --disable-muxers disable all muxers
165 --disable-demuxer=NAME disable demuxer NAME
166 --enable-demuxer=NAME enable demuxer NAME
167 --disable-demuxers disable all demuxers
168 --enable-parser=NAME enable parser NAME
169 --disable-parser=NAME disable parser NAME
170 --disable-parsers disable all parsers
171 --enable-bsf=NAME enable bitstream filter NAME
172 --disable-bsf=NAME disable bitstream filter NAME
173 --disable-bsfs disable all bitstream filters
174 --enable-protocol=NAME enable protocol NAME
175 --disable-protocol=NAME disable protocol NAME
176 --disable-protocols disable all protocols
177 --enable-indev=NAME enable input device NAME
178 --disable-indev=NAME disable input device NAME
179 --disable-indevs disable input devices
180 --enable-outdev=NAME enable output device NAME
181 --disable-outdev=NAME disable output device NAME
182 --disable-outdevs disable output devices
183 --disable-devices disable all devices
184 --enable-filter=NAME enable filter NAME
185 --disable-filter=NAME disable filter NAME
186 --disable-filters disable all filters
188 External library support:
190 Using any of the following switches will allow FFmpeg to link to the
191 corresponding external library. All the components depending on that library
192 will become enabled, if all their other dependencies are met and they are not
193 explicitly disabled. E.g. --enable-libwavpack will enable linking to
194 libwavpack and allow the libwavpack encoder to be built, unless it is
195 specifically disabled with --disable-encoder=libwavpack.
197 Note that only the system libraries are auto-detected. All the other external
198 libraries must be explicitly enabled.
200 Also note that the following help text describes the purpose of the libraries
201 themselves, not all their features will necessarily be usable by FFmpeg.
203 --disable-alsa disable ALSA support [autodetect]
204 --disable-appkit disable Apple AppKit framework [autodetect]
205 --disable-avfoundation disable Apple AVFoundation framework [autodetect]
206 --enable-avisynth enable reading of AviSynth script files [no]
207 --disable-bzlib disable bzlib [autodetect]
208 --disable-coreimage disable Apple CoreImage framework [autodetect]
209 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
210 --enable-frei0r enable frei0r video filtering [no]
211 --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
212 if openssl, librtmp or gmp is not used [no]
213 --enable-gmp enable gmp, needed for rtmp(t)e support
214 if openssl or librtmp is not used [no]
215 --enable-gnutls enable gnutls, needed for https support
216 if openssl, libtls or mbedtls is not used [no]
217 --disable-iconv disable iconv [autodetect]
218 --enable-jni enable JNI support [no]
219 --enable-ladspa enable LADSPA audio filtering [no]
220 --enable-libaom enable AV1 video encoding/decoding via libaom [no]
221 --enable-libaribb24 enable ARIB text and caption decoding via libaribb24 [no]
222 --enable-libass enable libass subtitles rendering,
223 needed for subtitles and ass filter [no]
224 --enable-libbluray enable BluRay reading using libbluray [no]
225 --enable-libbs2b enable bs2b DSP library [no]
226 --enable-libcaca enable textual display using libcaca [no]
227 --enable-libcelt enable CELT decoding via libcelt [no]
228 --enable-libcdio enable audio CD grabbing with libcdio [no]
229 --enable-libcodec2 enable codec2 en/decoding using libcodec2 [no]
230 --enable-libdav1d enable AV1 decoding via libdav1d [no]
231 --enable-libdavs2 enable AVS2 decoding via libdavs2 [no]
232 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
234 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
235 --enable-libflite enable flite (voice synthesis) support via libflite [no]
236 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
237 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
238 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
239 --enable-libgme enable Game Music Emu via libgme [no]
240 --enable-libgsm enable GSM de/encoding via libgsm [no]
241 --enable-libiec61883 enable iec61883 via libiec61883 [no]
242 --enable-libilbc enable iLBC de/encoding via libilbc [no]
243 --enable-libjack enable JACK audio sound server [no]
244 --enable-libklvanc enable Kernel Labs VANC processing [no]
245 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
246 --enable-liblensfun enable lensfun lens correction [no]
247 --enable-libmodplug enable ModPlug via libmodplug [no]
248 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
249 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
250 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
251 --enable-libopencv enable video filtering via libopencv [no]
252 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
253 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
254 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
255 --enable-libopus enable Opus de/encoding via libopus [no]
256 --enable-libpulse enable Pulseaudio input via libpulse [no]
257 --enable-librsvg enable SVG rasterization via librsvg [no]
258 --enable-librubberband enable rubberband needed for rubberband filter [no]
259 --enable-librtmp enable RTMP[E] support via librtmp [no]
260 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
261 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
262 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
263 --enable-libsoxr enable Include libsoxr resampling [no]
264 --enable-libspeex enable Speex de/encoding via libspeex [no]
265 --enable-libsrt enable Haivision SRT protocol via libsrt [no]
266 --enable-libssh enable SFTP protocol via libssh [no]
267 --enable-libtensorflow enable TensorFlow as a DNN module backend
268 for DNN based filters like sr [no]
269 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
270 --enable-libtheora enable Theora encoding via libtheora [no]
271 --enable-libtls enable LibreSSL (via libtls), needed for https support
272 if openssl, gnutls or mbedtls is not used [no]
273 --enable-libtwolame enable MP2 encoding via libtwolame [no]
274 --enable-libv4l2 enable libv4l2/v4l-utils [no]
275 --enable-libvidstab enable video stabilization using vid.stab [no]
276 --enable-libvmaf enable vmaf filter via libvmaf [no]
277 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
278 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
279 native implementation exists [no]
280 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
281 --enable-libwavpack enable wavpack encoding via libwavpack [no]
282 --enable-libwebp enable WebP encoding via libwebp [no]
283 --enable-libx264 enable H.264 encoding via x264 [no]
284 --enable-libx265 enable HEVC encoding via x265 [no]
285 --enable-libxavs enable AVS encoding via xavs [no]
286 --enable-libxavs2 enable AVS2 encoding via xavs2 [no]
287 --enable-libxcb enable X11 grabbing using XCB [autodetect]
288 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
289 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
290 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
291 --enable-libxvid enable Xvid encoding via xvidcore,
292 native MPEG-4/Xvid encoder exists [no]
293 --enable-libxml2 enable XML parsing using the C library libxml2, needed
294 for dash demuxing support [no]
295 --enable-libzimg enable z.lib, needed for zscale filter [no]
296 --enable-libzmq enable message passing via libzmq [no]
297 --enable-libzvbi enable teletext support via libzvbi [no]
298 --enable-lv2 enable LV2 audio filtering [no]
299 --disable-lzma disable lzma [autodetect]
300 --enable-decklink enable Blackmagic DeckLink I/O support [no]
301 --enable-mbedtls enable mbedTLS, needed for https support
302 if openssl, gnutls or libtls is not used [no]
303 --enable-mediacodec enable Android MediaCodec support [no]
304 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
305 --enable-openal enable OpenAL 1.1 capture support [no]
306 --enable-opencl enable OpenCL processing [no]
307 --enable-opengl enable OpenGL rendering [no]
308 --enable-openssl enable openssl, needed for https support
309 if gnutls, libtls or mbedtls is not used [no]
310 --disable-sndio disable sndio support [autodetect]
311 --disable-schannel disable SChannel SSP, needed for TLS support on
312 Windows if openssl and gnutls are not used [autodetect]
313 --disable-sdl2 disable sdl2 [autodetect]
314 --disable-securetransport disable Secure Transport, needed for TLS support
315 on OSX if openssl and gnutls are not used [autodetect]
316 --enable-vapoursynth enable VapourSynth demuxer [no]
317 --disable-xlib disable xlib [autodetect]
318 --disable-zlib disable zlib [autodetect]
320 The following libraries provide various hardware acceleration features:
321 --disable-amf disable AMF video encoding code [autodetect]
322 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
323 --enable-cuda-nvcc enable Nvidia CUDA compiler [no]
324 --disable-cuvid disable Nvidia CUVID support [autodetect]
325 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
326 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
327 --disable-ffnvcodec disable dynamically linked Nvidia code [autodetect]
328 --enable-libdrm enable DRM code (Linux) [no]
329 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
330 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
331 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
332 --disable-nvdec disable Nvidia video decoding acceleration (via hwaccel) [autodetect]
333 --disable-nvenc disable Nvidia video encoding code [autodetect]
334 --enable-omx enable OpenMAX IL code [no]
335 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
336 --enable-rkmpp enable Rockchip Media Process Platform code [no]
337 --disable-v4l2-m2m disable V4L2 mem2mem code [autodetect]
338 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
339 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
340 --disable-videotoolbox disable VideoToolbox code [autodetect]
343 --arch=ARCH select architecture [$arch]
344 --cpu=CPU select the minimum required CPU (affects
345 instruction selection, may crash on older CPUs)
346 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
347 --progs-suffix=SUFFIX program name suffix []
348 --enable-cross-compile assume a cross-compiler is used
349 --sysroot=PATH root of cross-build tree
350 --sysinclude=PATH location of cross-build system headers
351 --target-os=OS compiler targets OS [$target_os]
352 --target-exec=CMD command to run executables on target
353 --target-path=DIR path to view of build directory on target
354 --target-samples=DIR path to samples directory on target
355 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
356 --toolchain=NAME set tool defaults according to NAME
357 (gcc-asan, clang-asan, gcc-msan, clang-msan,
358 gcc-tsan, clang-tsan, gcc-usan, clang-usan,
359 valgrind-massif, valgrind-memcheck,
360 msvc, icl, gcov, llvm-cov, hardened)
361 --nm=NM use nm tool NM [$nm_default]
362 --ar=AR use archive tool AR [$ar_default]
363 --as=AS use assembler AS [$as_default]
364 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
365 --strip=STRIP use strip tool STRIP [$strip_default]
366 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
367 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
368 --cc=CC use C compiler CC [$cc_default]
369 --cxx=CXX use C compiler CXX [$cxx_default]
370 --objcc=OCC use ObjC compiler OCC [$cc_default]
371 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
372 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
373 --ld=LD use linker LD [$ld_default]
374 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
375 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
376 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
377 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
378 --host-cc=HOSTCC use host C compiler HOSTCC
379 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
380 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
381 --host-ld=HOSTLD use host linker HOSTLD
382 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
383 --host-extralibs=HLIBS use libs HLIBS when linking for host
384 --host-os=OS compiler host OS [$target_os]
385 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
386 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
387 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
388 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
389 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
390 --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
391 --extra-libs=ELIBS add ELIBS [$ELIBS]
392 --extra-version=STRING version string suffix []
393 --optflags=OPTFLAGS override optimization-related compiler flags
394 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
395 --build-suffix=SUFFIX library name suffix []
396 --enable-pic build position-independent code
397 --enable-thumb compile for Thumb instruction set
398 --enable-lto use link-time optimization
399 --env="ENV=override" override the environment variables
401 Advanced options (experts only):
402 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
403 --custom-allocator=NAME use a supported custom allocator
404 --disable-symver disable symbol versioning
405 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
406 --disable-safe-bitstream-reader
407 disable buffer boundary checking in bitreaders
408 (faster, but may crash)
409 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
411 Optimization options (experts only):
412 --disable-asm disable all assembly optimizations
413 --disable-altivec disable AltiVec optimizations
414 --disable-vsx disable VSX optimizations
415 --disable-power8 disable POWER8 optimizations
416 --disable-amd3dnow disable 3DNow! optimizations
417 --disable-amd3dnowext disable 3DNow! extended optimizations
418 --disable-mmx disable MMX optimizations
419 --disable-mmxext disable MMXEXT optimizations
420 --disable-sse disable SSE optimizations
421 --disable-sse2 disable SSE2 optimizations
422 --disable-sse3 disable SSE3 optimizations
423 --disable-ssse3 disable SSSE3 optimizations
424 --disable-sse4 disable SSE4 optimizations
425 --disable-sse42 disable SSE4.2 optimizations
426 --disable-avx disable AVX optimizations
427 --disable-xop disable XOP optimizations
428 --disable-fma3 disable FMA3 optimizations
429 --disable-fma4 disable FMA4 optimizations
430 --disable-avx2 disable AVX2 optimizations
431 --disable-avx512 disable AVX-512 optimizations
432 --disable-aesni disable AESNI optimizations
433 --disable-armv5te disable armv5te optimizations
434 --disable-armv6 disable armv6 optimizations
435 --disable-armv6t2 disable armv6t2 optimizations
436 --disable-vfp disable VFP optimizations
437 --disable-neon disable NEON optimizations
438 --disable-inline-asm disable use of inline assembly
439 --disable-x86asm disable use of standalone x86 assembly
440 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
441 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
442 --disable-msa disable MSA optimizations
443 --disable-mipsfpu disable floating point MIPS optimizations
444 --disable-mmi disable Loongson SIMD optimizations
445 --disable-fast-unaligned consider unaligned accesses slow
447 Developer options (useful when working on FFmpeg itself):
448 --disable-debug disable debugging symbols
449 --enable-debug=LEVEL set the debug level [$debuglevel]
450 --disable-optimizations disable compiler optimizations
451 --enable-extra-warnings enable more compiler warnings
452 --disable-stripping disable stripping of executables and shared libraries
453 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
454 2 causes a slowdown at runtime.
455 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
456 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
457 leaks and errors, using the specified valgrind binary.
458 Cannot be combined with --target-exec
459 --enable-ftrapv Trap arithmetic overflows
460 --samples=PATH location of test samples for FATE, if not set use
461 \$FATE_SAMPLES at make invocation time.
462 --enable-neon-clobber-test check NEON registers for clobbering (should be
463 used only for debugging purposes)
464 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
465 should be used only for debugging purposes)
466 --enable-random randomly enable/disable components
468 --enable-random=LIST randomly enable/disable specific components or
469 --disable-random=LIST component groups. LIST is a comma-separated list
470 of NAME[:PROB] entries where NAME is a component
471 (group) and PROB the probability associated with
473 --random-seed=VALUE seed value for --enable/disable-random
474 --disable-valgrind-backtrace do not print a backtrace under Valgrind
475 (only applies to --disable-optimizations builds)
476 --enable-ossfuzz Enable building fuzzer tool
477 --libfuzzer=PATH path to libfuzzer
478 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
479 in the name) of tests whose result is ignored
480 --enable-linux-perf enable Linux Performance Monitor API
482 NOTE: Object files are built at the place where configure is launched.
487 if test -t 1 && which tput >/dev/null 2>&1; then
488 ncolors=$(tput colors)
489 if test -n "$ncolors" && test $ncolors -ge 8; then
490 bold_color=$(tput bold)
491 warn_color=$(tput setaf 3)
492 error_color=$(tput setaf 1)
493 reset_color=$(tput sgr0)
495 # 72 used instead of 80 since that's the default of pr
501 echo "$@" >> $logfile
506 pr -n -t $1 >> $logfile
512 WARNINGS="${WARNINGS}WARNING: $*\n"
517 echo "$error_color$bold_color$@$reset_color"
520 If you think configure made a mistake, make sure you are using the latest
521 version from Git. If the latest version fails, report the problem to the
522 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
524 if disabled logging; then
526 Rerun configure with logging enabled (do not use --disable-logging), and
527 include the log this produces with your report.
531 Include the log file "$logfile" produced by configure as this will help
538 # Avoid locale weirdness, besides we really just want to translate ASCII.
540 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
544 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
548 echo "$*" | sed 's/["\\]/\\\0/g'
552 v=$(echo "$1" | sed "s/'/'\\\\''/g")
553 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
558 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
565 eval "case '$v' in $pat) printf '%s ' '$v' ;; esac"
573 eval "case '$v' in $pat) ;; *) printf '%s ' '$v' ;; esac"
580 for v; do eval $m; done
586 for v; do echo ${v}${suffix}; done
592 for v; do echo ${v%$suffix}; done
607 eval : \${$var:=$value}
612 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
618 eval $(sanitize_var_name "$var")='$*'
622 eval echo \$$(sanitize_var_name "$1")
627 eval level=\${${pvar}_level:=0}
628 eval ${pvar}_${level}="\$$pvar"
629 eval ${pvar}_level=$(($level+1))
635 eval level=\${${pvar}_level:-0}
636 test $level = 0 && continue
637 eval level=$(($level-1))
638 eval $pvar="\${${pvar}_${level}}"
639 eval ${pvar}_level=$level
640 eval unset ${pvar}_${level}
646 eval ${var}_requested=yes
651 warn_if_gets_disabled(){
653 WARN_IF_GETS_DISABLED_LIST="$WARN_IF_GETS_DISABLED_LIST $var"
665 disable_with_reason(){
667 eval "${1}_disable_reason=\"$2\""
668 if requested $1; then
669 die "ERROR: $1 requested, but $2"
683 enable $(sanitize_var_name $var)
689 disable $(sanitize_var_name $var)
695 enabled $var && continue
697 eval enable_deep \$${var}_select
699 eval enable_deep_weak \$${var}_suggest
710 disabled $var && continue
719 test "${1#!}" = "$1" && op="=" || op="!="
720 eval test "x\$${1#!}_requested" $op "xyes"
724 test "${1#!}" = "$1" && op="=" || op="!="
725 eval test "x\$${1#!}" $op "xyes"
729 test "${1#!}" = "$1" && op="=" || op="!="
730 eval test "x\$${1#!}" $op "xno"
735 enabled $opt || return 1
741 disabled $opt || return 1
747 enabled $opt && return 0
753 disabled $opt && return 0
760 eval : \${$opt:=\$${opt}_default}
768 [ $var = $value ] && return 0
773 # The cfg loop is very hot (several thousands iterations), and in bash also
774 # potentialy quite slow. Try to abort the iterations early, preferably without
775 # calling functions. 70%+ of the time cfg is already done or without deps.
778 eval [ x\$${cfg}_checking = xdone ] && continue
779 eval [ x\$${cfg}_checking = xinprogress ] && die "Circular dependency for $cfg."
782 dep_all=\$${cfg}_deps
783 dep_any=\$${cfg}_deps_any
784 dep_con=\$${cfg}_conflict
785 dep_sel=\$${cfg}_select
786 dep_sgs=\$${cfg}_suggest
788 dep_ifn=\$${cfg}_if_any
791 # most of the time here $cfg has no deps - avoid costly no-op work
792 if [ "$dep_all$dep_any$dep_con$dep_sel$dep_sgs$dep_ifa$dep_ifn" ]; then
793 eval ${cfg}_checking=inprogress
795 set -- $cfg "$dep_all" "$dep_any" "$dep_con" "$dep_sel" "$dep_sgs" "$dep_ifa" "$dep_ifn"
796 check_deps $dep_all $dep_any $dep_con $dep_sel $dep_sgs $dep_ifa $dep_ifn
797 cfg=$1; dep_all=$2; dep_any=$3; dep_con=$4; dep_sel=$5 dep_sgs=$6; dep_ifa=$7; dep_ifn=$8
799 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
800 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
801 enabled_all $dep_all || { disable_with_reason $cfg "not all dependencies are satisfied: $dep_all"; }
802 enabled_any $dep_any || { disable_with_reason $cfg "not any dependency is satisfied: $dep_any"; }
803 disabled_all $dep_con || { disable_with_reason $cfg "some conflicting dependencies are unsatisfied: $dep_con"; }
804 disabled_any $dep_sel && { disable_with_reason $cfg "some selected dependency is unsatisfied: $dep_sel"; }
806 enabled $cfg && enable_deep_weak $dep_sel $dep_sgs
808 for dep in $dep_all $dep_any $dep_sel $dep_sgs; do
809 # filter out library deps, these do not belong in extralibs
810 is_in $dep $LIBRARY_LIST && continue
811 enabled $dep && eval append ${cfg}_extralibs ${dep}_extralibs
815 eval ${cfg}_checking=done
823 map 'eval echo "$v \${$v:-no}"' "$@" |
824 awk "BEGIN { split(\"$files\", files) }
826 c = \"$pfx\" toupper(\$1);
832 if (file ~ /\\.h\$/) {
833 printf(\"#define %s %d\\n\", c, v) >>file;
834 } else if (file ~ /\\.asm\$/) {
835 printf(\"%%define %s %d\\n\", c, v) >>file;
836 } else if (file ~ /\\.mak\$/) {
837 n = -v ? \"\" : \"!\";
838 printf(\"%s%s=yes\\n\", n, c) >>file;
839 } else if (file ~ /\\.texi\$/) {
840 pre = -v ? \"\" : \"@c \";
843 gsub(/_/, \"-\", c2);
844 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
854 enabled $v && printf "%s\n" ${v%$suf}
861 eval "$var=\"\$$var $*\""
867 eval "$var=\"$* \$$var\""
874 reverse_out="$v $reverse_out"
880 # keeps the last occurence of each non-unique item
885 for v in $unique_in; do
886 # " $unique_out" +space such that every item is surrounded with spaces
887 case " $unique_out" in *" $v "*) continue; esac # already in list
888 unique_out="$unique_out$v "
897 for v in $resolve_in; do
898 eval 'resolve_out="$resolve_out$'$v' "'
900 eval $1=\$resolve_out
908 append CFLAGS $($cflags_filter "$@")
911 add_cflags_headers(){
912 append CFLAGS_HEADERS $($cflags_filter "$@")
916 append CXXFLAGS $($cflags_filter "$@")
920 append OBJCFLAGS $($objcflags_filter "$@")
924 append ASFLAGS $($asflags_filter "$@")
928 append LDFLAGS $($ldflags_filter "$@")
932 append LDEXEFLAGS $($ldflags_filter "$@")
936 append LDSOFLAGS $($ldflags_filter "$@")
940 prepend extralibs $($ldflags_filter "$@")
944 append ASMSTRIPFLAGS "$@"
948 append host_cppflags "$@"
952 append host_cflags $($host_cflags_filter "$@")
956 append host_ldflags $($host_ldflags_filter "$@")
960 append compat_objs $1
962 map 'add_cppflags -D$v' "$@"
967 "$@" >> $logfile 2>&1
972 stat "$1" >> $logfile 2>&1
976 eval printf '%s\\n' $CC_E
980 eval printf '%s\\n' $CC_O
984 eval printf '%s\\n' $AS_O
988 eval printf '%s\\n' $X86ASM_O
992 eval printf '%s\\n' $LD_O
996 eval printf '%s\\n' $HOSTCC_E
1000 eval printf '%s\\n' $HOSTCC_O
1004 eval printf '%s\\n' $NVCC_O
1011 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
1018 test_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
1025 test_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
1034 [ -x "$(command -v cygpath)" ] && tmpcu_=$(cygpath -m $tmpcu_) && tmpo_=$(cygpath -m $tmpo_)
1035 test_cmd $nvcc -ptx $NVCCFLAGS "$@" $NVCC_C $(nvcc_o $tmpo_) $tmpcu_
1042 __global__ void hello(unsigned char *data) {}
1051 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
1058 test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
1062 log test_x86asm "$@"
1066 test_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" $(x86asm_o $TMPO) $TMPASM
1072 disabled $cmd && return
1074 test_cmd $@ && enable $cmd
1083 test_as $@ <<EOF && enable $name
1089 log check_inline_asm "$@"
1094 test_cc "$@" <<EOF && enable $name
1095 void foo(void){ __asm__ volatile($code); }
1099 check_inline_asm_flags(){
1100 log check_inline_asm_flags "$@"
1105 while [ "$1" != "" ]; do
1111 void foo(void){ __asm__ volatile($code); }
1114 test_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
1115 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
1120 check_inline_asm ${1}_inline "\"$2\""
1121 check_as ${1}_external "$2"
1125 log check_x86asm "$@"
1129 test_x86asm "$@" && enable $name
1136 flags=$(filter_out '-l*|*.so' $@)
1137 libs=$(filter '-l*|*.so' $@)
1138 test_$type $($cflags_filter $flags) || return
1139 flags=$($ldflags_filter $flags)
1140 libs=$($ldflags_filter $libs)
1141 test_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1150 test_ld $type $@ && enable $name
1155 test "${hdr%.h}" = "${hdr}" &&
1156 echo "#include $hdr" ||
1157 echo "#include <$hdr>"
1167 for hdr in $headers; do
1170 echo "int main(void) { $code; return 0; }"
1171 } | test_$check "$@"
1175 log check_cppflags "$@"
1176 test_cpp "$@" <<EOF && append CPPFLAGS "$@"
1182 log test_cflags "$@"
1183 set -- $($cflags_filter "$@")
1190 log check_cflags "$@"
1191 test_cflags "$@" && add_cflags "$@"
1195 log check_cxxflags "$@"
1196 set -- $($cflags_filter "$@")
1197 test_cxx "$@" <<EOF && append CXXFLAGS "$@"
1203 log test_objcflags "$@"
1204 set -- $($objcflags_filter "$@")
1205 test_objcc "$@" <<EOF
1211 log check_objcflags "$@"
1212 test_objcflags "$@" && add_objcflags "$@"
1216 log test_ldflags "$@"
1217 set -- $($ldflags_filter "$@")
1218 test_ld "cc" "$@" <<EOF
1219 int main(void){ return 0; }
1224 log check_ldflags "$@"
1225 test_ldflags "$@" && add_ldflags "$@"
1229 log test_stripflags "$@"
1230 # call test_cc to get a fresh TMPO
1232 int main(void) { return 0; }
1234 test_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1238 log check_stripflags "$@"
1239 test_stripflags "$@" && add_stripflags "$@"
1243 log check_headers "$@"
1246 disable_sanitized $headers
1248 for hdr in $headers; do
1252 } | test_cpp "$@" && enable_sanitized $headers
1255 check_header_objcc(){
1256 log check_header_objcc "$@"
1260 disable_sanitized $header
1262 echo "#include <$header>"
1263 echo "int main(void) { return 0; }"
1264 } | test_objcc && test_stat "$TMPO" && enable_sanitized $header
1267 check_apple_framework(){
1268 log check_apple_framework "$@"
1270 name="$(tolower $framework)"
1271 header="${framework}/${framework}.h"
1273 check_header_objcc $header &&
1274 enable $name && eval ${name}_extralibs='"-framework $framework"'
1282 test_ld "cc" "$@" <<EOF && enable $func
1284 int main(void){ $func(); }
1288 check_complexfunc(){
1289 log check_complexfunc "$@"
1293 test $narg = 2 && args="f, g" || args="f * I"
1295 test_ld "cc" "$@" <<EOF && enable $func
1296 #include <complex.h>
1298 float foo(complex float f, complex float g) { return $func($args); }
1299 int main(void){ return (int) foo; }
1304 log check_mathfunc "$@"
1308 test $narg = 2 && args="f, g" || args="f"
1310 test_ld "cc" "$@" <<EOF && enable $func
1312 float foo(float f, float g) { return $func($args); }
1313 int main(void){ return (int) foo; }
1317 check_func_headers(){
1318 log check_func_headers "$@"
1323 for hdr in $headers; do
1326 echo "#include <stdint.h>"
1327 for func in $funcs; do
1328 echo "long check_$func(void) { return (long) $func; }"
1330 echo "int main(void) { int ret = 0;"
1331 # LTO could optimize out the test functions without this
1332 for func in $funcs; do
1333 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1335 echo "return ret; }"
1336 } | test_ld "cc" "$@" && enable $funcs && enable_sanitized $headers
1339 check_class_headers_cpp(){
1340 log check_class_headers_cpp "$@"
1345 for hdr in $headers; do
1346 echo "#include <$hdr>"
1348 echo "int main(void) { "
1350 for class in $classes; do
1351 echo "$class obj$i;"
1355 } | test_ld "cxx" "$@" && enable $funcs && enable_sanitized $headers
1358 test_cpp_condition(){
1359 log test_cpp_condition "$@"
1366 #error "unsatisfied condition: $condition"
1371 check_cpp_condition(){
1372 log check_cpp_condition "$@"
1376 test_cpp_condition "$@" && enable $name
1380 log test_cflags_cc "$@"
1385 set -- $($cflags_filter "$flags")
1389 #error "unsatisfied condition: $condition"
1401 check_func_headers "$headers" "$funcs" "$@" &&
1402 enable $name && eval ${name}_extralibs="\$@"
1406 log check_lib_cpp "$@"
1412 check_class_headers_cpp "$headers" "$classes" "$@" &&
1413 enable $name && eval ${name}_extralibs="\$@"
1417 log test_pkg_config "$@"
1425 test_cmd $pkg_config --exists --print-errors $pkg_version || return
1426 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1427 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1428 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1430 set_sanitized "${name}_cflags" $pkg_cflags &&
1431 set_sanitized "${name}_extralibs" $pkg_libs
1435 log check_pkg_config "$@"
1437 test_pkg_config "$@" &&
1438 eval add_cflags \$${name}_cflags
1442 test_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1446 log check_exec_crash "$@"
1449 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1450 # are safe but may not be available everywhere. Thus we use
1451 # raise(SIGTERM) instead. The check is run in a subshell so we
1452 # can redirect the "Terminated" message from the shell. SIGBUS
1453 # is not defined by standard C so it is used conditionally.
1455 (test_exec "$@") >> $logfile 2>&1 <<EOF
1457 static void sighandler(int sig){
1463 int (*func_ptr)(void) = foo;
1465 signal(SIGILL, sighandler);
1466 signal(SIGFPE, sighandler);
1467 signal(SIGSEGV, sighandler);
1469 signal(SIGBUS, sighandler);
1481 disable_sanitized "$type"
1482 test_code cc "$headers" "$type v" "$@" && enable_sanitized "$type"
1486 log check_struct "$@"
1491 disable_sanitized "${struct}_${member}"
1492 test_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1493 enable_sanitized "${struct}_${member}"
1497 log check_builtin "$@"
1503 test_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1506 check_compile_assert(){
1507 log check_compile_assert "$@"
1513 test_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1521 test_code cc "$@" && enable "$name"
1529 check_lib $name "$@" || die "ERROR: $name_version not found"
1535 check_cc "$@" || die "ERROR: $name failed"
1543 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1547 log require_headers "$@"
1549 check_headers "$@" || die "ERROR: $headers not found"
1552 require_cpp_condition(){
1553 log require_cpp_condition "$@"
1555 check_cpp_condition "$@" || die "ERROR: $condition not satisfied"
1558 require_pkg_config(){
1559 log require_pkg_config "$@"
1561 check_pkg_config "$@" || die "ERROR: $pkg_version not found using pkg-config$pkg_config_fail_message"
1565 log test_host_cc "$@"
1568 test_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1572 log test_host_cpp "$@"
1575 test_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1578 check_host_cppflags(){
1579 log check_host_cppflags "$@"
1580 test_host_cpp "$@" <<EOF && append host_cppflags "$@"
1585 check_host_cflags(){
1586 log check_host_cflags "$@"
1587 set -- $($host_cflags_filter "$@")
1588 test_host_cc "$@" <<EOF && append host_cflags "$@"
1593 test_host_cpp_condition(){
1594 log test_host_cpp_condition "$@"
1598 test_host_cpp "$@" <<EOF
1601 #error "unsatisfied condition: $condition"
1606 check_host_cpp_condition(){
1607 log check_host_cpp_condition "$@"
1611 test_host_cpp_condition "$@" && enable $name
1615 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1616 mkdir -p "$(dirname $2)"
1620 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1621 # system-dependent things.
1623 AVCODEC_COMPONENTS="
1631 AVDEVICE_COMPONENTS="
1636 AVFILTER_COMPONENTS="
1640 AVFORMAT_COMPONENTS="
1648 $AVDEVICE_COMPONENTS
1649 $AVFILTER_COMPONENTS
1650 $AVFORMAT_COMPONENTS
1654 avio_dir_cmd_example
1655 avio_reading_example
1656 decode_audio_example
1657 decode_video_example
1658 demuxing_decoding_example
1659 encode_audio_example
1660 encode_video_example
1662 filter_audio_example
1663 filtering_audio_example
1664 filtering_video_example
1665 http_multiclient_example
1671 resampling_audio_example
1672 scaling_video_example
1673 transcode_aac_example
1675 vaapi_encode_example
1676 vaapi_transcode_example
1679 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1699 EXTERNAL_LIBRARY_GPL_LIST="
1713 EXTERNAL_LIBRARY_NONFREE_LIST="
1720 EXTERNAL_LIBRARY_VERSION3_LIST="
1732 EXTERNAL_LIBRARY_GPLV3_LIST="
1736 EXTERNAL_LIBRARY_LIST="
1737 $EXTERNAL_LIBRARY_GPL_LIST
1738 $EXTERNAL_LIBRARY_NONFREE_LIST
1739 $EXTERNAL_LIBRARY_VERSION3_LIST
1740 $EXTERNAL_LIBRARY_GPLV3_LIST
1805 HWACCEL_AUTODETECT_LIBRARY_LIST="
1823 # catchall list of things that require external libs to link
1829 HWACCEL_LIBRARY_NONFREE_LIST="
1835 HWACCEL_LIBRARY_LIST="
1836 $HWACCEL_LIBRARY_NONFREE_LIST
1857 safe_bitstream_reader
1864 # this list should be kept in linking order
1904 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1908 $EXTERNAL_LIBRARY_LIST
1909 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1910 $HWACCEL_LIBRARY_LIST
1911 $HWACCEL_AUTODETECT_LIBRARY_LIST
1943 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1944 $HWACCEL_AUTODETECT_LIBRARY_LIST
1986 ARCH_EXT_LIST_MIPS="
1998 ARCH_EXT_LIST_LOONGSON="
2004 ARCH_EXT_LIST_X86_SIMD="
2034 $ARCH_EXT_LIST_X86_SIMD
2044 $ARCH_EXT_LIST_LOONGSON
2065 sync_val_compare_and_swap
2082 cdio_paranoia_paranoia_h
2085 dev_bktr_ioctl_bt848_h
2086 dev_bktr_ioctl_meteor_h
2088 dev_video_bktr_ioctl_bt848_h
2089 dev_video_meteor_ioctl_meteor_h
2098 machine_ioctl_bt848_h
2099 machine_ioctl_meteor_h
2101 opencv2_core_core_c_h
2163 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2181 GetProcessAffinityMask
2182 GetProcessMemoryInfo
2185 GetSystemTimeAsFileTime
2208 SetConsoleTextAttribute
2209 SetConsoleCtrlHandler
2217 UTGetOSTypeFromString
2229 TOOLCHAIN_FEATURES="
2242 inline_asm_direct_symbol_refs
2244 inline_asm_nonlocal_labels
2255 kCMVideoCodecType_HEVC
2256 kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange
2259 struct_group_source_req
2260 struct_ip_mreq_source
2262 struct_msghdr_msg_flags
2264 struct_rusage_ru_maxrss
2265 struct_sctp_event_subscribe
2267 struct_sockaddr_sa_len
2268 struct_sockaddr_storage
2269 struct_stat_st_mtim_tv_nsec
2270 struct_v4l2_frmivalenum_discrete
2275 $(add_suffix _external $ARCH_EXT_LIST)
2276 $(add_suffix _inline $ARCH_EXT_LIST)
2297 opencl_vaapi_beignet
2298 opencl_vaapi_intel_media
2304 # options emitted with CONFIG_ prefix but not available on the command line
2330 frame_thread_encoder
2489 # code dependency declarations
2491 # architecture extensions
2496 armv8_deps="aarch64"
2497 neon_deps_any="aarch64 arm"
2498 intrinsics_neon_deps="neon"
2499 vfp_deps_any="aarch64 arm"
2503 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2512 loongson2_deps="mips"
2513 loongson3_deps="mips"
2514 mips32r2_deps="mips"
2515 mips32r5_deps="mips"
2516 mips32r6_deps="mips"
2517 mips64r2_deps="mips"
2518 mips64r6_deps="mips"
2521 mipsdspr2_deps="mips"
2526 x86_64_select="i686"
2527 x86_64_suggest="fast_cmov"
2530 amd3dnowext_deps="amd3dnow"
2548 mmx_external_deps="x86asm"
2549 mmx_inline_deps="inline_asm x86"
2550 mmx_suggest="mmx_external mmx_inline"
2552 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2553 eval dep=\$${ext}_deps
2554 eval ${ext}_external_deps='"${dep}_external"'
2555 eval ${ext}_inline_deps='"${dep}_inline"'
2556 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2559 aligned_stack_if_any="aarch64 ppc x86"
2560 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2561 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2562 fast_unaligned_if_any="aarch64 ppc x86"
2563 simd_align_16_if_any="altivec neon sse"
2564 simd_align_32_if_any="avx"
2565 simd_align_64_if_any="avx512"
2567 # system capabilities
2568 linux_perf_deps="linux_perf_event_h"
2569 symver_if_any="symver_asm_label symver_gnu_asm"
2570 valgrind_backtrace_conflict="optimizations"
2571 valgrind_backtrace_deps="valgrind_valgrind_h"
2574 atomics_gcc_if="sync_val_compare_and_swap"
2575 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2576 atomics_win32_if="MemoryBarrier"
2577 atomics_native_if_any="$ATOMICS_LIST"
2578 w32threads_deps="atomics_native"
2579 threads_if_any="$THREADS_LIST"
2582 cbs_av1_select="cbs"
2583 cbs_h264_select="cbs golomb"
2584 cbs_h265_select="cbs golomb"
2585 cbs_jpeg_select="cbs"
2586 cbs_mpeg2_select="cbs"
2587 cbs_vp9_select="cbs"
2589 dirac_parse_select="golomb"
2590 dnn_suggest="libtensorflow"
2591 error_resilience_select="me_cmp"
2593 faandct_select="fdctdsp"
2594 faanidct_deps="faan"
2595 faanidct_select="idctdsp"
2596 h264dsp_select="startcode"
2597 hevcparse_select="golomb"
2598 frame_thread_encoder_deps="encoders threads"
2599 intrax8_select="blockdsp idctdsp"
2602 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2603 mpeg_er_select="error_resilience"
2604 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2605 mpegaudiodsp_select="dct"
2606 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2607 mpegvideoenc_select="aandcttables me_cmp mpegvideo pixblockdsp qpeldsp"
2608 vc1dsp_select="h264chroma qpeldsp startcode"
2611 # decoders / encoders
2612 aac_decoder_select="adts_header mdct15 mdct sinewin"
2613 aac_fixed_decoder_select="adts_header mdct sinewin"
2614 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2615 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2616 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2617 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2618 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2619 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2620 adpcm_g722_decoder_select="g722dsp"
2621 adpcm_g722_encoder_select="g722dsp"
2622 aic_decoder_select="golomb idctdsp"
2623 alac_encoder_select="lpc"
2624 als_decoder_select="bswapdsp"
2625 amrnb_decoder_select="lsp"
2626 amrwb_decoder_select="lsp"
2627 amv_decoder_select="sp5x_decoder exif"
2628 amv_encoder_select="jpegtables mpegvideoenc"
2629 ape_decoder_select="bswapdsp llauddsp"
2630 apng_decoder_deps="zlib"
2631 apng_encoder_deps="zlib"
2632 apng_encoder_select="llvidencdsp"
2633 aptx_decoder_select="audio_frame_queue"
2634 aptx_encoder_select="audio_frame_queue"
2635 aptx_hd_decoder_select="audio_frame_queue"
2636 aptx_hd_encoder_select="audio_frame_queue"
2637 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2638 asv1_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2639 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2640 asv2_encoder_select="aandcttables bswapdsp fdctdsp pixblockdsp"
2641 atrac1_decoder_select="mdct sinewin"
2642 atrac3_decoder_select="mdct"
2643 atrac3p_decoder_select="mdct sinewin"
2644 atrac9_decoder_select="mdct"
2645 avrn_decoder_select="exif jpegtables"
2646 bink_decoder_select="blockdsp hpeldsp"
2647 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2648 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2649 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2650 clearvideo_decoder_select="idctdsp"
2651 cllc_decoder_select="bswapdsp"
2652 comfortnoise_encoder_select="lpc"
2653 cook_decoder_select="audiodsp mdct sinewin"
2654 cscd_decoder_select="lzo"
2655 cscd_decoder_suggest="zlib"
2656 dca_decoder_select="mdct"
2657 dds_decoder_select="texturedsp"
2658 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2659 dnxhd_decoder_select="blockdsp idctdsp"
2660 dnxhd_encoder_select="blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2661 dolby_e_decoder_select="mdct"
2662 dvvideo_decoder_select="dvprofile idctdsp"
2663 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2664 dxa_decoder_deps="zlib"
2665 dxv_decoder_select="lzf texturedsp"
2666 eac3_decoder_select="ac3_decoder"
2667 eac3_encoder_select="ac3_encoder"
2668 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2669 eatgq_decoder_select="aandcttables"
2670 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2671 exr_decoder_deps="zlib"
2672 ffv1_decoder_select="rangecoder"
2673 ffv1_encoder_select="rangecoder"
2674 ffvhuff_decoder_select="huffyuv_decoder"
2675 ffvhuff_encoder_select="huffyuv_encoder"
2676 fic_decoder_select="golomb"
2677 flac_decoder_select="flacdsp"
2678 flac_encoder_select="bswapdsp flacdsp lpc"
2679 flashsv2_decoder_deps="zlib"
2680 flashsv2_encoder_deps="zlib"
2681 flashsv_decoder_deps="zlib"
2682 flashsv_encoder_deps="zlib"
2683 flv_decoder_select="h263_decoder"
2684 flv_encoder_select="h263_encoder"
2685 fourxm_decoder_select="blockdsp bswapdsp"
2686 fraps_decoder_select="bswapdsp huffman"
2687 g2m_decoder_deps="zlib"
2688 g2m_decoder_select="blockdsp idctdsp jpegtables"
2689 g729_decoder_select="audiodsp"
2690 h261_decoder_select="mpegvideo"
2691 h261_encoder_select="mpegvideoenc"
2692 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2693 h263_encoder_select="h263dsp mpegvideoenc"
2694 h263i_decoder_select="h263_decoder"
2695 h263p_decoder_select="h263_decoder"
2696 h263p_encoder_select="h263_encoder"
2697 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2698 h264_decoder_suggest="error_resilience"
2699 hap_decoder_select="snappy texturedsp"
2700 hap_encoder_deps="libsnappy"
2701 hap_encoder_select="texturedspenc"
2702 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2703 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2704 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2705 hymt_decoder_select="huffyuv_decoder"
2706 iac_decoder_select="imc_decoder"
2707 imc_decoder_select="bswapdsp fft mdct sinewin"
2708 indeo3_decoder_select="hpeldsp"
2709 indeo4_decoder_select="ividsp"
2710 indeo5_decoder_select="ividsp"
2711 interplay_video_decoder_select="hpeldsp"
2712 jpegls_decoder_select="mjpeg_decoder"
2713 jv_decoder_select="blockdsp"
2714 lagarith_decoder_select="llviddsp"
2715 ljpeg_encoder_select="idctdsp jpegtables mpegvideoenc"
2716 lscr_decoder_deps="zlib"
2717 magicyuv_decoder_select="llviddsp"
2718 magicyuv_encoder_select="llvidencdsp"
2719 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2720 metasound_decoder_select="lsp mdct sinewin"
2721 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2722 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2723 mjpeg_encoder_select="jpegtables mpegvideoenc"
2724 mjpegb_decoder_select="mjpeg_decoder"
2725 mlp_decoder_select="mlp_parser"
2726 mlp_encoder_select="lpc audio_frame_queue"
2727 motionpixels_decoder_select="bswapdsp"
2728 mp1_decoder_select="mpegaudio"
2729 mp1float_decoder_select="mpegaudio"
2730 mp2_decoder_select="mpegaudio"
2731 mp2float_decoder_select="mpegaudio"
2732 mp3_decoder_select="mpegaudio"
2733 mp3adu_decoder_select="mpegaudio"
2734 mp3adufloat_decoder_select="mpegaudio"
2735 mp3float_decoder_select="mpegaudio"
2736 mp3on4_decoder_select="mpegaudio"
2737 mp3on4float_decoder_select="mpegaudio"
2738 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2739 mpc8_decoder_select="mpegaudiodsp"
2740 mpegvideo_decoder_select="mpegvideo"
2741 mpeg1video_decoder_select="mpegvideo"
2742 mpeg1video_encoder_select="mpegvideoenc h263dsp"
2743 mpeg2video_decoder_select="mpegvideo"
2744 mpeg2video_encoder_select="mpegvideoenc h263dsp"
2745 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2746 mpeg4_encoder_select="h263_encoder"
2747 msa1_decoder_select="mss34dsp"
2748 mscc_decoder_deps="zlib"
2749 msmpeg4v1_decoder_select="h263_decoder"
2750 msmpeg4v2_decoder_select="h263_decoder"
2751 msmpeg4v2_encoder_select="h263_encoder"
2752 msmpeg4v3_decoder_select="h263_decoder"
2753 msmpeg4v3_encoder_select="h263_encoder"
2754 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2755 mts2_decoder_select="mss34dsp"
2756 mwsc_decoder_deps="zlib"
2757 mxpeg_decoder_select="mjpeg_decoder"
2758 nellymoser_decoder_select="mdct sinewin"
2759 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2760 nuv_decoder_select="idctdsp lzo"
2761 on2avc_decoder_select="mdct"
2762 opus_decoder_deps="swresample"
2763 opus_decoder_select="mdct15"
2764 opus_encoder_select="audio_frame_queue mdct15"
2765 png_decoder_deps="zlib"
2766 png_encoder_deps="zlib"
2767 png_encoder_select="llvidencdsp"
2768 prores_decoder_select="blockdsp idctdsp"
2769 prores_encoder_select="fdctdsp"
2770 qcelp_decoder_select="lsp"
2771 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2772 ra_144_decoder_select="audiodsp"
2773 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2774 ralf_decoder_select="golomb"
2775 rasc_decoder_deps="zlib"
2776 rawvideo_decoder_select="bswapdsp"
2777 rscc_decoder_deps="zlib"
2778 rtjpeg_decoder_select="me_cmp"
2779 rv10_decoder_select="h263_decoder"
2780 rv10_encoder_select="h263_encoder"
2781 rv20_decoder_select="h263_decoder"
2782 rv20_encoder_select="h263_encoder"
2783 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2784 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2785 screenpresso_decoder_deps="zlib"
2786 shorten_decoder_select="bswapdsp"
2787 sipr_decoder_select="lsp"
2788 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2789 snow_encoder_select="dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2790 sonic_decoder_select="golomb rangecoder"
2791 sonic_encoder_select="golomb rangecoder"
2792 sonic_ls_encoder_select="golomb rangecoder"
2793 sp5x_decoder_select="mjpeg_decoder"
2794 speedhq_decoder_select="mpegvideo"
2795 srgc_decoder_deps="zlib"
2796 svq1_decoder_select="hpeldsp"
2797 svq1_encoder_select="hpeldsp me_cmp mpegvideoenc"
2798 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2799 svq3_decoder_suggest="zlib"
2800 tak_decoder_select="audiodsp"
2801 tdsc_decoder_deps="zlib"
2802 tdsc_decoder_select="mjpeg_decoder"
2803 theora_decoder_select="vp3_decoder"
2804 thp_decoder_select="mjpeg_decoder"
2805 tiff_decoder_suggest="zlib lzma"
2806 tiff_encoder_suggest="zlib"
2807 truehd_decoder_select="mlp_parser"
2808 truehd_encoder_select="lpc audio_frame_queue"
2809 truemotion2_decoder_select="bswapdsp"
2810 truespeech_decoder_select="bswapdsp"
2811 tscc_decoder_deps="zlib"
2812 twinvq_decoder_select="mdct lsp sinewin"
2813 txd_decoder_select="texturedsp"
2814 utvideo_decoder_select="bswapdsp llviddsp"
2815 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2816 vble_decoder_select="llviddsp"
2817 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2818 vc1image_decoder_select="vc1_decoder"
2819 vorbis_decoder_select="mdct"
2820 vorbis_encoder_select="audio_frame_queue mdct"
2821 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2822 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2823 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2824 vp6a_decoder_select="vp6_decoder"
2825 vp6f_decoder_select="vp6_decoder"
2826 vp7_decoder_select="h264pred videodsp vp8dsp"
2827 vp8_decoder_select="h264pred videodsp vp8dsp"
2828 vp9_decoder_select="videodsp vp9_parser vp9_superframe_split_bsf"
2829 wcmv_decoder_deps="zlib"
2830 webp_decoder_select="vp8_decoder exif"
2831 wmalossless_decoder_select="llauddsp"
2832 wmapro_decoder_select="mdct sinewin wma_freqs"
2833 wmav1_decoder_select="mdct sinewin wma_freqs"
2834 wmav1_encoder_select="mdct sinewin wma_freqs"
2835 wmav2_decoder_select="mdct sinewin wma_freqs"
2836 wmav2_encoder_select="mdct sinewin wma_freqs"
2837 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2838 wmv1_decoder_select="h263_decoder"
2839 wmv1_encoder_select="h263_encoder"
2840 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2841 wmv2_encoder_select="h263_encoder wmv2dsp"
2842 wmv3_decoder_select="vc1_decoder"
2843 wmv3image_decoder_select="wmv3_decoder"
2844 xma1_decoder_select="wmapro_decoder"
2845 xma2_decoder_select="wmapro_decoder"
2846 zerocodec_decoder_deps="zlib"
2847 zlib_decoder_deps="zlib"
2848 zlib_encoder_deps="zlib"
2849 zmbv_decoder_deps="zlib"
2850 zmbv_encoder_deps="zlib"
2852 # hardware accelerators
2853 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2854 cuda_deps="ffnvcodec"
2855 cuvid_deps="ffnvcodec"
2856 d3d11va_deps="dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2857 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
2858 ffnvcodec_deps_any="libdl LoadLibrary"
2859 nvdec_deps="ffnvcodec"
2860 vaapi_x11_deps="xlib"
2861 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2862 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2863 xvmc_deps="X11_extensions_XvMClib_h"
2865 h263_vaapi_hwaccel_deps="vaapi"
2866 h263_vaapi_hwaccel_select="h263_decoder"
2867 h263_videotoolbox_hwaccel_deps="videotoolbox"
2868 h263_videotoolbox_hwaccel_select="h263_decoder"
2869 h264_d3d11va_hwaccel_deps="d3d11va"
2870 h264_d3d11va_hwaccel_select="h264_decoder"
2871 h264_d3d11va2_hwaccel_deps="d3d11va"
2872 h264_d3d11va2_hwaccel_select="h264_decoder"
2873 h264_dxva2_hwaccel_deps="dxva2"
2874 h264_dxva2_hwaccel_select="h264_decoder"
2875 h264_nvdec_hwaccel_deps="nvdec"
2876 h264_nvdec_hwaccel_select="h264_decoder"
2877 h264_vaapi_hwaccel_deps="vaapi"
2878 h264_vaapi_hwaccel_select="h264_decoder"
2879 h264_vdpau_hwaccel_deps="vdpau"
2880 h264_vdpau_hwaccel_select="h264_decoder"
2881 h264_videotoolbox_hwaccel_deps="videotoolbox"
2882 h264_videotoolbox_hwaccel_select="h264_decoder"
2883 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2884 hevc_d3d11va_hwaccel_select="hevc_decoder"
2885 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2886 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2887 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2888 hevc_dxva2_hwaccel_select="hevc_decoder"
2889 hevc_nvdec_hwaccel_deps="nvdec"
2890 hevc_nvdec_hwaccel_select="hevc_decoder"
2891 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2892 hevc_vaapi_hwaccel_select="hevc_decoder"
2893 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2894 hevc_vdpau_hwaccel_select="hevc_decoder"
2895 hevc_videotoolbox_hwaccel_deps="videotoolbox"
2896 hevc_videotoolbox_hwaccel_select="hevc_decoder"
2897 mjpeg_nvdec_hwaccel_deps="nvdec"
2898 mjpeg_nvdec_hwaccel_select="mjpeg_decoder"
2899 mjpeg_vaapi_hwaccel_deps="vaapi"
2900 mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
2901 mpeg_xvmc_hwaccel_deps="xvmc"
2902 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2903 mpeg1_nvdec_hwaccel_deps="nvdec"
2904 mpeg1_nvdec_hwaccel_select="mpeg1video_decoder"
2905 mpeg1_vdpau_hwaccel_deps="vdpau"
2906 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2907 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2908 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2909 mpeg1_xvmc_hwaccel_deps="xvmc"
2910 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2911 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2912 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2913 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2914 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2915 mpeg2_dxva2_hwaccel_deps="dxva2"
2916 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2917 mpeg2_nvdec_hwaccel_deps="nvdec"
2918 mpeg2_nvdec_hwaccel_select="mpeg2video_decoder"
2919 mpeg2_vaapi_hwaccel_deps="vaapi"
2920 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2921 mpeg2_vdpau_hwaccel_deps="vdpau"
2922 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2923 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2924 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2925 mpeg2_xvmc_hwaccel_deps="xvmc"
2926 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2927 mpeg4_nvdec_hwaccel_deps="nvdec"
2928 mpeg4_nvdec_hwaccel_select="mpeg4_decoder"
2929 mpeg4_vaapi_hwaccel_deps="vaapi"
2930 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2931 mpeg4_vdpau_hwaccel_deps="vdpau"
2932 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2933 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2934 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2935 vc1_d3d11va_hwaccel_deps="d3d11va"
2936 vc1_d3d11va_hwaccel_select="vc1_decoder"
2937 vc1_d3d11va2_hwaccel_deps="d3d11va"
2938 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2939 vc1_dxva2_hwaccel_deps="dxva2"
2940 vc1_dxva2_hwaccel_select="vc1_decoder"
2941 vc1_nvdec_hwaccel_deps="nvdec"
2942 vc1_nvdec_hwaccel_select="vc1_decoder"
2943 vc1_vaapi_hwaccel_deps="vaapi"
2944 vc1_vaapi_hwaccel_select="vc1_decoder"
2945 vc1_vdpau_hwaccel_deps="vdpau"
2946 vc1_vdpau_hwaccel_select="vc1_decoder"
2947 vp8_nvdec_hwaccel_deps="nvdec"
2948 vp8_nvdec_hwaccel_select="vp8_decoder"
2949 vp8_vaapi_hwaccel_deps="vaapi"
2950 vp8_vaapi_hwaccel_select="vp8_decoder"
2951 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2952 vp9_d3d11va_hwaccel_select="vp9_decoder"
2953 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2954 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2955 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2956 vp9_dxva2_hwaccel_select="vp9_decoder"
2957 vp9_nvdec_hwaccel_deps="nvdec"
2958 vp9_nvdec_hwaccel_select="vp9_decoder"
2959 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2960 vp9_vaapi_hwaccel_select="vp9_decoder"
2961 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2962 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2963 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2964 wmv3_nvdec_hwaccel_select="vc1_nvdec_hwaccel"
2965 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2966 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2968 # hardware-accelerated codecs
2969 omx_deps="libdl pthreads"
2970 omx_rpi_select="omx"
2975 vaapi_encode_deps="vaapi"
2976 v4l2_m2m_deps="linux_videodev2_h sem_timedwait"
2978 hwupload_cuda_filter_deps="ffnvcodec"
2979 scale_npp_filter_deps="ffnvcodec libnpp"
2980 scale_cuda_filter_deps="ffnvcodec cuda_nvcc"
2981 thumbnail_cuda_filter_deps="ffnvcodec cuda_nvcc"
2982 transpose_npp_filter_deps="ffnvcodec libnpp"
2984 amf_deps_any="libdl LoadLibrary"
2985 nvenc_deps="ffnvcodec"
2986 nvenc_deps_any="libdl LoadLibrary"
2987 nvenc_encoder_deps="nvenc"
2989 h263_v4l2m2m_decoder_deps="v4l2_m2m h263_v4l2_m2m"
2990 h263_v4l2m2m_encoder_deps="v4l2_m2m h263_v4l2_m2m"
2991 h264_amf_encoder_deps="amf"
2992 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2993 h264_cuvid_decoder_deps="cuvid"
2994 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2995 h264_mediacodec_decoder_deps="mediacodec"
2996 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2997 h264_mmal_decoder_deps="mmal"
2998 h264_nvenc_encoder_deps="nvenc"
2999 h264_omx_encoder_deps="omx"
3000 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec"
3001 h264_qsv_encoder_select="qsvenc"
3002 h264_rkmpp_decoder_deps="rkmpp"
3003 h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
3004 h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
3005 h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
3006 h264_v4l2m2m_decoder_select="h264_mp4toannexb_bsf"
3007 h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
3008 hevc_amf_encoder_deps="amf"
3009 hevc_cuvid_decoder_deps="cuvid"
3010 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
3011 hevc_mediacodec_decoder_deps="mediacodec"
3012 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
3013 hevc_nvenc_encoder_deps="nvenc"
3014 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec"
3015 hevc_qsv_encoder_select="hevcparse qsvenc"
3016 hevc_rkmpp_decoder_deps="rkmpp"
3017 hevc_rkmpp_decoder_select="hevc_mp4toannexb_bsf"
3018 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
3019 hevc_vaapi_encoder_select="cbs_h265 vaapi_encode"
3020 hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
3021 hevc_v4l2m2m_decoder_select="hevc_mp4toannexb_bsf"
3022 hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
3023 mjpeg_cuvid_decoder_deps="cuvid"
3024 mjpeg_qsv_encoder_deps="libmfx"
3025 mjpeg_qsv_encoder_select="qsvenc"
3026 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
3027 mjpeg_vaapi_encoder_select="cbs_jpeg jpegtables vaapi_encode"
3028 mpeg1_cuvid_decoder_deps="cuvid"
3029 mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
3030 mpeg2_crystalhd_decoder_select="crystalhd"
3031 mpeg2_cuvid_decoder_deps="cuvid"
3032 mpeg2_mmal_decoder_deps="mmal"
3033 mpeg2_mediacodec_decoder_deps="mediacodec"
3034 mpeg2_qsv_decoder_select="qsvdec mpegvideo_parser"
3035 mpeg2_qsv_encoder_select="qsvenc"
3036 mpeg2_vaapi_encoder_select="cbs_mpeg2 vaapi_encode"
3037 mpeg2_v4l2m2m_decoder_deps="v4l2_m2m mpeg2_v4l2_m2m"
3038 mpeg4_crystalhd_decoder_select="crystalhd"
3039 mpeg4_cuvid_decoder_deps="cuvid"
3040 mpeg4_mediacodec_decoder_deps="mediacodec"
3041 mpeg4_mmal_decoder_deps="mmal"
3042 mpeg4_omx_encoder_deps="omx"
3043 mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3044 mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
3045 msmpeg4_crystalhd_decoder_select="crystalhd"
3046 nvenc_h264_encoder_select="h264_nvenc_encoder"
3047 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
3048 vc1_crystalhd_decoder_select="crystalhd"
3049 vc1_cuvid_decoder_deps="cuvid"
3050 vc1_mmal_decoder_deps="mmal"
3051 vc1_qsv_decoder_select="qsvdec vc1_parser"
3052 vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
3053 vp8_cuvid_decoder_deps="cuvid"
3054 vp8_mediacodec_decoder_deps="mediacodec"
3055 vp8_qsv_decoder_select="qsvdec vp8_parser"
3056 vp8_rkmpp_decoder_deps="rkmpp"
3057 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
3058 vp8_vaapi_encoder_select="vaapi_encode"
3059 vp8_v4l2m2m_decoder_deps="v4l2_m2m vp8_v4l2_m2m"
3060 vp8_v4l2m2m_encoder_deps="v4l2_m2m vp8_v4l2_m2m"
3061 vp9_cuvid_decoder_deps="cuvid"
3062 vp9_mediacodec_decoder_deps="mediacodec"
3063 vp9_rkmpp_decoder_deps="rkmpp"
3064 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
3065 vp9_vaapi_encoder_select="vaapi_encode"
3066 vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
3067 wmv3_crystalhd_decoder_select="crystalhd"
3070 aac_parser_select="adts_header"
3071 av1_parser_select="cbs_av1"
3072 h264_parser_select="golomb h264dsp h264parse"
3073 hevc_parser_select="hevcparse"
3074 mpegaudio_parser_select="mpegaudioheader"
3075 mpegvideo_parser_select="mpegvideo"
3076 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
3077 vc1_parser_select="vc1dsp"
3080 aac_adtstoasc_bsf_select="adts_header"
3081 av1_frame_split_bsf_select="cbs_av1"
3082 av1_metadata_bsf_select="cbs_av1"
3083 eac3_core_bsf_select="ac3_parser"
3084 filter_units_bsf_select="cbs"
3085 h264_metadata_bsf_deps="const_nan"
3086 h264_metadata_bsf_select="cbs_h264"
3087 h264_redundant_pps_bsf_select="cbs_h264"
3088 hevc_metadata_bsf_select="cbs_h265"
3089 mjpeg2jpeg_bsf_select="jpegtables"
3090 mpeg2_metadata_bsf_select="cbs_mpeg2"
3091 trace_headers_bsf_select="cbs"
3092 vp9_metadata_bsf_select="cbs_vp9"
3094 # external libraries
3095 aac_at_decoder_deps="audiotoolbox"
3096 aac_at_decoder_select="aac_adtstoasc_bsf"
3097 ac3_at_decoder_deps="audiotoolbox"
3098 ac3_at_decoder_select="ac3_parser"
3099 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
3100 alac_at_decoder_deps="audiotoolbox"
3101 amr_nb_at_decoder_deps="audiotoolbox"
3102 avisynth_deps_any="libdl LoadLibrary"
3103 avisynth_demuxer_deps="avisynth"
3104 avisynth_demuxer_select="riffdec"
3105 eac3_at_decoder_deps="audiotoolbox"
3106 eac3_at_decoder_select="ac3_parser"
3107 gsm_ms_at_decoder_deps="audiotoolbox"
3108 ilbc_at_decoder_deps="audiotoolbox"
3109 mp1_at_decoder_deps="audiotoolbox"
3110 mp2_at_decoder_deps="audiotoolbox"
3111 mp3_at_decoder_deps="audiotoolbox"
3112 mp1_at_decoder_select="mpegaudioheader"
3113 mp2_at_decoder_select="mpegaudioheader"
3114 mp3_at_decoder_select="mpegaudioheader"
3115 pcm_alaw_at_decoder_deps="audiotoolbox"
3116 pcm_mulaw_at_decoder_deps="audiotoolbox"
3117 qdmc_at_decoder_deps="audiotoolbox"
3118 qdm2_at_decoder_deps="audiotoolbox"
3119 aac_at_encoder_deps="audiotoolbox"
3120 aac_at_encoder_select="audio_frame_queue"
3121 alac_at_encoder_deps="audiotoolbox"
3122 alac_at_encoder_select="audio_frame_queue"
3123 ilbc_at_encoder_deps="audiotoolbox"
3124 ilbc_at_encoder_select="audio_frame_queue"
3125 pcm_alaw_at_encoder_deps="audiotoolbox"
3126 pcm_alaw_at_encoder_select="audio_frame_queue"
3127 pcm_mulaw_at_encoder_deps="audiotoolbox"
3128 pcm_mulaw_at_encoder_select="audio_frame_queue"
3129 chromaprint_muxer_deps="chromaprint"
3130 h264_videotoolbox_encoder_deps="pthreads"
3131 h264_videotoolbox_encoder_select="videotoolbox_encoder"
3132 hevc_videotoolbox_encoder_deps="pthreads"
3133 hevc_videotoolbox_encoder_select="videotoolbox_encoder"
3134 libaom_av1_decoder_deps="libaom"
3135 libaom_av1_encoder_deps="libaom"
3136 libaom_av1_encoder_select="extract_extradata_bsf"
3137 libaribb24_decoder_deps="libaribb24"
3138 libcelt_decoder_deps="libcelt"
3139 libcodec2_decoder_deps="libcodec2"
3140 libcodec2_encoder_deps="libcodec2"
3141 libdav1d_decoder_deps="libdav1d"
3142 libdavs2_decoder_deps="libdavs2"
3143 libfdk_aac_decoder_deps="libfdk_aac"
3144 libfdk_aac_encoder_deps="libfdk_aac"
3145 libfdk_aac_encoder_select="audio_frame_queue"
3146 libgme_demuxer_deps="libgme"
3147 libgsm_decoder_deps="libgsm"
3148 libgsm_encoder_deps="libgsm"
3149 libgsm_ms_decoder_deps="libgsm"
3150 libgsm_ms_encoder_deps="libgsm"
3151 libilbc_decoder_deps="libilbc"
3152 libilbc_encoder_deps="libilbc"
3153 libkvazaar_encoder_deps="libkvazaar"
3154 libmodplug_demuxer_deps="libmodplug"
3155 libmp3lame_encoder_deps="libmp3lame"
3156 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
3157 libopencore_amrnb_decoder_deps="libopencore_amrnb"
3158 libopencore_amrnb_encoder_deps="libopencore_amrnb"
3159 libopencore_amrnb_encoder_select="audio_frame_queue"
3160 libopencore_amrwb_decoder_deps="libopencore_amrwb"
3161 libopenh264_decoder_deps="libopenh264"
3162 libopenh264_decoder_select="h264_mp4toannexb_bsf"
3163 libopenh264_encoder_deps="libopenh264"
3164 libopenjpeg_decoder_deps="libopenjpeg"
3165 libopenjpeg_encoder_deps="libopenjpeg"
3166 libopenmpt_demuxer_deps="libopenmpt"
3167 libopus_decoder_deps="libopus"
3168 libopus_encoder_deps="libopus"
3169 libopus_encoder_select="audio_frame_queue"
3170 librsvg_decoder_deps="librsvg"
3171 libshine_encoder_deps="libshine"
3172 libshine_encoder_select="audio_frame_queue"
3173 libspeex_decoder_deps="libspeex"
3174 libspeex_encoder_deps="libspeex"
3175 libspeex_encoder_select="audio_frame_queue"
3176 libtheora_encoder_deps="libtheora"
3177 libtwolame_encoder_deps="libtwolame"
3178 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
3179 libvorbis_decoder_deps="libvorbis"
3180 libvorbis_encoder_deps="libvorbis libvorbisenc"
3181 libvorbis_encoder_select="audio_frame_queue"
3182 libvpx_vp8_decoder_deps="libvpx"
3183 libvpx_vp8_encoder_deps="libvpx"
3184 libvpx_vp9_decoder_deps="libvpx"
3185 libvpx_vp9_encoder_deps="libvpx"
3186 libwavpack_encoder_deps="libwavpack"
3187 libwavpack_encoder_select="audio_frame_queue"
3188 libwebp_encoder_deps="libwebp"
3189 libwebp_anim_encoder_deps="libwebp"
3190 libx262_encoder_deps="libx262"
3191 libx264_encoder_deps="libx264"
3192 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
3193 libx264rgb_encoder_select="libx264_encoder"
3194 libx265_encoder_deps="libx265"
3195 libxavs_encoder_deps="libxavs"
3196 libxavs2_encoder_deps="libxavs2"
3197 libxvid_encoder_deps="libxvid"
3198 libzvbi_teletext_decoder_deps="libzvbi"
3199 vapoursynth_demuxer_deps="vapoursynth"
3200 videotoolbox_suggest="coreservices"
3201 videotoolbox_deps="corefoundation coremedia corevideo"
3202 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
3205 ac3_demuxer_select="ac3_parser"
3206 aiff_muxer_select="iso_media"
3207 asf_demuxer_select="riffdec"
3208 asf_o_demuxer_select="riffdec"
3209 asf_muxer_select="riffenc"
3210 asf_stream_muxer_select="asf_muxer"
3211 avi_demuxer_select="iso_media riffdec exif"
3212 avi_muxer_select="riffenc"
3213 caf_demuxer_select="iso_media riffdec"
3214 caf_muxer_select="iso_media"
3215 dash_muxer_select="mp4_muxer"
3216 dash_demuxer_deps="libxml2"
3217 dirac_demuxer_select="dirac_parser"
3218 dts_demuxer_select="dca_parser"
3219 dtshd_demuxer_select="dca_parser"
3220 dv_demuxer_select="dvprofile"
3221 dv_muxer_select="dvprofile"
3222 dxa_demuxer_select="riffdec"
3223 eac3_demuxer_select="ac3_parser"
3224 f4v_muxer_select="mov_muxer"
3225 fifo_muxer_deps="threads"
3226 flac_demuxer_select="flac_parser"
3227 hds_muxer_select="flv_muxer"
3228 hls_muxer_select="mpegts_muxer"
3229 hls_muxer_suggest="gcrypt openssl"
3230 image2_alias_pix_demuxer_select="image2_demuxer"
3231 image2_brender_pix_demuxer_select="image2_demuxer"
3232 ipod_muxer_select="mov_muxer"
3233 ismv_muxer_select="mov_muxer"
3234 ivf_muxer_select="av1_metadata_bsf vp9_superframe_bsf"
3235 matroska_audio_muxer_select="matroska_muxer"
3236 matroska_demuxer_select="iso_media riffdec"
3237 matroska_demuxer_suggest="bzlib lzo zlib"
3238 matroska_muxer_select="iso_media riffenc"
3239 mmf_muxer_select="riffenc"
3240 mov_demuxer_select="iso_media riffdec"
3241 mov_demuxer_suggest="zlib"
3242 mov_muxer_select="iso_media riffenc rtpenc_chain"
3243 mp3_demuxer_select="mpegaudio_parser"
3244 mp3_muxer_select="mpegaudioheader"
3245 mp4_muxer_select="mov_muxer"
3246 mpegts_demuxer_select="iso_media"
3247 mpegts_muxer_select="adts_muxer latm_muxer"
3248 mpegtsraw_demuxer_select="mpegts_demuxer"
3249 mxf_d10_muxer_select="mxf_muxer"
3250 mxf_opatom_muxer_select="mxf_muxer"
3251 nut_muxer_select="riffenc"
3252 nuv_demuxer_select="riffdec"
3253 oga_muxer_select="ogg_muxer"
3254 ogg_demuxer_select="dirac_parse"
3255 ogv_muxer_select="ogg_muxer"
3256 opus_muxer_select="ogg_muxer"
3257 psp_muxer_select="mov_muxer"
3258 rtp_demuxer_select="sdp_demuxer"
3259 rtp_muxer_select="golomb"
3260 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
3261 rtsp_demuxer_select="http_protocol rtpdec"
3262 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
3263 sap_demuxer_select="sdp_demuxer"
3264 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
3265 sdp_demuxer_select="rtpdec"
3266 smoothstreaming_muxer_select="ismv_muxer"
3267 spdif_demuxer_select="adts_header"
3268 spdif_muxer_select="adts_header"
3269 spx_muxer_select="ogg_muxer"
3270 swf_demuxer_suggest="zlib"
3271 tak_demuxer_select="tak_parser"
3272 tg2_muxer_select="mov_muxer"
3273 tgp_muxer_select="mov_muxer"
3274 vobsub_demuxer_select="mpegps_demuxer"
3275 w64_demuxer_select="wav_demuxer"
3276 w64_muxer_select="wav_muxer"
3277 wav_demuxer_select="riffdec"
3278 wav_muxer_select="riffenc"
3279 webm_muxer_select="iso_media riffenc"
3280 webm_dash_manifest_demuxer_select="matroska_demuxer"
3281 wtv_demuxer_select="mpegts_demuxer riffdec"
3282 wtv_muxer_select="mpegts_muxer riffenc"
3283 xmv_demuxer_select="riffdec"
3284 xwma_demuxer_select="riffdec"
3287 android_camera_indev_deps="android camera2ndk mediandk pthreads"
3288 android_camera_indev_extralibs="-landroid -lcamera2ndk -lmediandk"
3289 alsa_indev_deps="alsa"
3290 alsa_outdev_deps="alsa"
3291 avfoundation_indev_deps="avfoundation corevideo coremedia pthreads"
3292 avfoundation_indev_suggest="coregraphics applicationservices"
3293 avfoundation_indev_extralibs="-framework Foundation"
3294 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3295 caca_outdev_deps="libcaca"
3296 decklink_deps_any="libdl LoadLibrary"
3297 decklink_indev_deps="decklink threads"
3298 decklink_indev_extralibs="-lstdc++"
3299 decklink_outdev_deps="decklink threads"
3300 decklink_outdev_suggest="libklvanc"
3301 decklink_outdev_extralibs="-lstdc++"
3302 dshow_indev_deps="IBaseFilter"
3303 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3304 fbdev_indev_deps="linux_fb_h"
3305 fbdev_outdev_deps="linux_fb_h"
3306 gdigrab_indev_deps="CreateDIBSection"
3307 gdigrab_indev_extralibs="-lgdi32"
3308 gdigrab_indev_select="bmp_decoder"
3309 iec61883_indev_deps="libiec61883"
3310 jack_indev_deps="libjack"
3311 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3312 kmsgrab_indev_deps="libdrm"
3313 lavfi_indev_deps="avfilter"
3314 libcdio_indev_deps="libcdio"
3315 libdc1394_indev_deps="libdc1394"
3316 openal_indev_deps="openal"
3317 opengl_outdev_deps="opengl"
3318 opengl_outdev_suggest="sdl2"
3319 oss_indev_deps_any="sys_soundcard_h"
3320 oss_outdev_deps_any="sys_soundcard_h"
3321 pulse_indev_deps="libpulse"
3322 pulse_outdev_deps="libpulse"
3323 sdl2_outdev_deps="sdl2"
3324 sndio_indev_deps="sndio"
3325 sndio_outdev_deps="sndio"
3326 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3327 v4l2_indev_suggest="libv4l2"
3328 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3329 v4l2_outdev_suggest="libv4l2"
3330 vfwcap_indev_deps="vfw32 vfwcap_defines"
3331 xcbgrab_indev_deps="libxcb"
3332 xcbgrab_indev_suggest="libxcb_shm libxcb_shape libxcb_xfixes"
3333 xv_outdev_deps="xlib"
3336 async_protocol_deps="threads"
3337 bluray_protocol_deps="libbluray"
3338 ffrtmpcrypt_protocol_conflict="librtmp_protocol"
3339 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl mbedtls"
3340 ffrtmpcrypt_protocol_select="tcp_protocol"
3341 ffrtmphttp_protocol_conflict="librtmp_protocol"
3342 ffrtmphttp_protocol_select="http_protocol"
3343 ftp_protocol_select="tcp_protocol"
3344 gopher_protocol_select="network"
3345 http_protocol_select="tcp_protocol"
3346 http_protocol_suggest="zlib"
3347 httpproxy_protocol_select="tcp_protocol"
3348 httpproxy_protocol_suggest="zlib"
3349 https_protocol_select="tls_protocol"
3350 https_protocol_suggest="zlib"
3351 icecast_protocol_select="http_protocol"
3352 mmsh_protocol_select="http_protocol"
3353 mmst_protocol_select="network"
3354 rtmp_protocol_conflict="librtmp_protocol"
3355 rtmp_protocol_select="tcp_protocol"
3356 rtmp_protocol_suggest="zlib"
3357 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3358 rtmpe_protocol_suggest="zlib"
3359 rtmps_protocol_conflict="librtmp_protocol"
3360 rtmps_protocol_select="tls_protocol"
3361 rtmps_protocol_suggest="zlib"
3362 rtmpt_protocol_select="ffrtmphttp_protocol"
3363 rtmpt_protocol_suggest="zlib"
3364 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3365 rtmpte_protocol_suggest="zlib"
3366 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3367 rtmpts_protocol_suggest="zlib"
3368 rtp_protocol_select="udp_protocol"
3369 schannel_conflict="openssl gnutls libtls mbedtls"
3370 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3371 sctp_protocol_select="network"
3372 securetransport_conflict="openssl gnutls libtls mbedtls"
3373 srtp_protocol_select="rtp_protocol srtp"
3374 tcp_protocol_select="network"
3375 tls_protocol_deps_any="gnutls openssl schannel securetransport libtls mbedtls"
3376 tls_protocol_select="tcp_protocol"
3377 udp_protocol_select="network"
3378 udplite_protocol_select="network"
3379 unix_protocol_deps="sys_un_h"
3380 unix_protocol_select="network"
3382 # external library protocols
3383 librtmp_protocol_deps="librtmp"
3384 librtmpe_protocol_deps="librtmp"
3385 librtmps_protocol_deps="librtmp"
3386 librtmpt_protocol_deps="librtmp"
3387 librtmpte_protocol_deps="librtmp"
3388 libsmbclient_protocol_deps="libsmbclient gplv3"
3389 libsrt_protocol_deps="libsrt"
3390 libsrt_protocol_select="network"
3391 libssh_protocol_deps="libssh"
3392 libtls_conflict="openssl gnutls mbedtls"
3395 afftdn_filter_deps="avcodec"
3396 afftdn_filter_select="fft"
3397 afftfilt_filter_deps="avcodec"
3398 afftfilt_filter_select="fft"
3399 afir_filter_deps="avcodec"
3400 afir_filter_select="fft"
3401 amovie_filter_deps="avcodec avformat"
3402 aresample_filter_deps="swresample"
3403 ass_filter_deps="libass"
3404 atempo_filter_deps="avcodec"
3405 atempo_filter_select="rdft"
3406 avgblur_opencl_filter_deps="opencl"
3407 azmq_filter_deps="libzmq"
3408 blackframe_filter_deps="gpl"
3409 bm3d_filter_deps="avcodec"
3410 bm3d_filter_select="dct"
3411 boxblur_filter_deps="gpl"
3412 boxblur_opencl_filter_deps="opencl gpl"
3413 bs2b_filter_deps="libbs2b"
3414 colorkey_opencl_filter_deps="opencl"
3415 colormatrix_filter_deps="gpl"
3416 convolution_opencl_filter_deps="opencl"
3417 convolve_filter_deps="avcodec"
3418 convolve_filter_select="fft"
3419 coreimage_filter_deps="coreimage appkit"
3420 coreimage_filter_extralibs="-framework OpenGL"
3421 coreimagesrc_filter_deps="coreimage appkit"
3422 coreimagesrc_filter_extralibs="-framework OpenGL"
3423 cover_rect_filter_deps="avcodec avformat gpl"
3424 cropdetect_filter_deps="gpl"
3425 deconvolve_filter_deps="avcodec"
3426 deconvolve_filter_select="fft"
3427 deinterlace_qsv_filter_deps="libmfx"
3428 deinterlace_vaapi_filter_deps="vaapi"
3429 delogo_filter_deps="gpl"
3430 denoise_vaapi_filter_deps="vaapi"
3431 deshake_filter_select="pixelutils"
3432 dilation_opencl_filter_deps="opencl"
3433 drawtext_filter_deps="libfreetype"
3434 drawtext_filter_suggest="libfontconfig libfribidi"
3435 elbg_filter_deps="avcodec"
3436 eq_filter_deps="gpl"
3437 erosion_opencl_filter_deps="opencl"
3438 fftfilt_filter_deps="avcodec"
3439 fftfilt_filter_select="rdft"
3440 fftdnoiz_filter_deps="avcodec"
3441 fftdnoiz_filter_select="fft"
3442 find_rect_filter_deps="avcodec avformat gpl"
3443 firequalizer_filter_deps="avcodec"
3444 firequalizer_filter_select="rdft"
3445 flite_filter_deps="libflite"
3446 framerate_filter_select="scene_sad"
3447 freezedetect_filter_select="scene_sad"
3448 frei0r_filter_deps="frei0r libdl"
3449 frei0r_src_filter_deps="frei0r libdl"
3450 fspp_filter_deps="gpl"
3451 geq_filter_deps="gpl"
3452 histeq_filter_deps="gpl"
3453 hqdn3d_filter_deps="gpl"
3454 interlace_filter_deps="gpl"
3455 kerndeint_filter_deps="gpl"
3456 ladspa_filter_deps="ladspa libdl"
3457 lensfun_filter_deps="liblensfun version3"
3458 lv2_filter_deps="lv2"
3459 mcdeint_filter_deps="avcodec gpl"
3460 movie_filter_deps="avcodec avformat"
3461 mpdecimate_filter_deps="gpl"
3462 mpdecimate_filter_select="pixelutils"
3463 minterpolate_filter_select="scene_sad"
3464 mptestsrc_filter_deps="gpl"
3465 negate_filter_deps="lut_filter"
3466 nnedi_filter_deps="gpl"
3467 ocr_filter_deps="libtesseract"
3468 ocv_filter_deps="libopencv"
3469 openclsrc_filter_deps="opencl"
3470 overlay_opencl_filter_deps="opencl"
3471 overlay_qsv_filter_deps="libmfx"
3472 overlay_qsv_filter_select="qsvvpp"
3473 owdenoise_filter_deps="gpl"
3474 pan_filter_deps="swresample"
3475 perspective_filter_deps="gpl"
3476 phase_filter_deps="gpl"
3477 pp7_filter_deps="gpl"
3478 pp_filter_deps="gpl postproc"
3479 prewitt_opencl_filter_deps="opencl"
3480 procamp_vaapi_filter_deps="vaapi"
3481 program_opencl_filter_deps="opencl"
3482 pullup_filter_deps="gpl"
3483 removelogo_filter_deps="avcodec avformat swscale"
3484 repeatfields_filter_deps="gpl"
3485 resample_filter_deps="avresample"
3486 roberts_opencl_filter_deps="opencl"
3487 rubberband_filter_deps="librubberband"
3488 sab_filter_deps="gpl swscale"
3489 scale2ref_filter_deps="swscale"
3490 scale_filter_deps="swscale"
3491 scale_qsv_filter_deps="libmfx"
3492 select_filter_select="scene_sad"
3493 sharpness_vaapi_filter_deps="vaapi"
3494 showcqt_filter_deps="avcodec avformat swscale"
3495 showcqt_filter_suggest="libfontconfig libfreetype"
3496 showcqt_filter_select="fft"
3497 showfreqs_filter_deps="avcodec"
3498 showfreqs_filter_select="fft"
3499 showspectrum_filter_deps="avcodec"
3500 showspectrum_filter_select="fft"
3501 showspectrumpic_filter_deps="avcodec"
3502 showspectrumpic_filter_select="fft"
3503 signature_filter_deps="gpl avcodec avformat"
3504 smartblur_filter_deps="gpl swscale"
3505 sobel_opencl_filter_deps="opencl"
3506 sofalizer_filter_deps="libmysofa avcodec"
3507 sofalizer_filter_select="fft"
3508 spectrumsynth_filter_deps="avcodec"
3509 spectrumsynth_filter_select="fft"
3510 spp_filter_deps="gpl avcodec"
3511 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3512 sr_filter_deps="avformat swscale"
3513 sr_filter_select="dnn"
3514 stereo3d_filter_deps="gpl"
3515 subtitles_filter_deps="avformat avcodec libass"
3516 super2xsai_filter_deps="gpl"
3517 pixfmts_super2xsai_test_deps="super2xsai_filter"
3518 tinterlace_filter_deps="gpl"
3519 tinterlace_merge_test_deps="tinterlace_filter"
3520 tinterlace_pad_test_deps="tinterlace_filter"
3521 tonemap_filter_deps="const_nan"
3522 tonemap_opencl_filter_deps="opencl const_nan"
3523 transpose_opencl_filter_deps="opencl"
3524 transpose_vaapi_filter_deps="vaapi VAProcPipelineCaps_rotation_flags"
3525 unsharp_opencl_filter_deps="opencl"
3526 uspp_filter_deps="gpl avcodec"
3527 vaguedenoiser_filter_deps="gpl"
3528 vidstabdetect_filter_deps="libvidstab"
3529 vidstabtransform_filter_deps="libvidstab"
3530 libvmaf_filter_deps="libvmaf pthreads"
3531 zmq_filter_deps="libzmq"
3532 zoompan_filter_deps="swscale"
3533 zscale_filter_deps="libzimg const_nan"
3534 scale_vaapi_filter_deps="vaapi"
3535 vpp_qsv_filter_deps="libmfx"
3536 vpp_qsv_filter_select="qsvvpp"
3537 yadif_cuda_filter_deps="ffnvcodec cuda_nvcc"
3540 avio_dir_cmd_deps="avformat avutil"
3541 avio_reading_deps="avformat avcodec avutil"
3542 decode_audio_example_deps="avcodec avutil"
3543 decode_video_example_deps="avcodec avutil"
3544 demuxing_decoding_example_deps="avcodec avformat avutil"
3545 encode_audio_example_deps="avcodec avutil"
3546 encode_video_example_deps="avcodec avutil"
3547 extract_mvs_example_deps="avcodec avformat avutil"
3548 filter_audio_example_deps="avfilter avutil"
3549 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3550 filtering_video_example_deps="avfilter avcodec avformat avutil"
3551 http_multiclient_example_deps="avformat avutil fork"
3552 hw_decode_example_deps="avcodec avformat avutil"
3553 metadata_example_deps="avformat avutil"
3554 muxing_example_deps="avcodec avformat avutil swscale"
3555 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3556 remuxing_example_deps="avcodec avformat avutil"
3557 resampling_audio_example_deps="avutil swresample"
3558 scaling_video_example_deps="avutil swscale"
3559 transcode_aac_example_deps="avcodec avformat swresample"
3560 transcoding_example_deps="avfilter avcodec avformat avutil"
3561 vaapi_encode_example_deps="avcodec avutil h264_vaapi_encoder"
3562 vaapi_transcode_example_deps="avcodec avformat avutil h264_vaapi_encoder"
3565 cpu_init_extralibs="pthreads_extralibs"
3566 cws2fws_extralibs="zlib_extralibs"
3568 # libraries, in any order
3569 avcodec_deps="avutil"
3570 avcodec_suggest="libm"
3571 avcodec_select="null_bsf"
3572 avdevice_deps="avformat avcodec avutil"
3573 avdevice_suggest="libm"
3574 avfilter_deps="avutil"
3575 avfilter_suggest="libm"
3576 avformat_deps="avcodec avutil"
3577 avformat_suggest="libm network zlib"
3578 avresample_deps="avutil"
3579 avresample_suggest="libm"
3580 avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia bcrypt"
3581 postproc_deps="avutil gpl"
3582 postproc_suggest="libm"
3583 swresample_deps="avutil"
3584 swresample_suggest="libm libsoxr"
3585 swscale_deps="avutil"
3586 swscale_suggest="libm"
3588 avcodec_extralibs="pthreads_extralibs iconv_extralibs dxva2_extralibs"
3589 avfilter_extralibs="pthreads_extralibs"
3590 avutil_extralibs="d3d11va_extralibs nanosleep_extralibs pthreads_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
3593 ffmpeg_deps="avcodec avfilter avformat"
3594 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3595 hflip_filter null_filter
3596 transpose_filter trim_filter vflip_filter"
3597 ffmpeg_suggest="ole32 psapi shell32"
3598 ffplay_deps="avcodec avformat swscale swresample sdl2"
3599 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3600 ffplay_suggest="shell32"
3601 ffprobe_deps="avcodec avformat"
3602 ffprobe_suggest="shell32"
3605 podpages_deps="perl"
3606 manpages_deps="perl pod2man"
3607 htmlpages_deps="perl"
3608 htmlpages_deps_any="makeinfo_html texi2html"
3609 txtpages_deps="perl makeinfo"
3610 doc_deps_any="manpages htmlpages podpages txtpages"
3612 # default parameters
3614 logfile="ffbuild/config.log"
3616 # installation paths
3617 prefix_default="/usr/local"
3618 bindir_default='${prefix}/bin'
3619 datadir_default='${prefix}/share/ffmpeg'
3620 docdir_default='${prefix}/share/doc/ffmpeg'
3621 incdir_default='${prefix}/include'
3622 libdir_default='${prefix}/lib'
3623 mandir_default='${prefix}/share/man'
3629 host_cc_default="gcc"
3630 doxygen_default="doxygen"
3632 ln_s_default="ln -s -f"
3634 pkg_config_default=pkg-config
3635 ranlib_default="ranlib"
3636 strip_default="strip"
3637 version_script='--version-script'
3639 x86asmexe_default="nasm"
3640 windres_default="windres"
3642 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3646 target_os_default=$(tolower $(uname -s))
3647 host_os=$target_os_default
3650 if test "$target_os_default" = aix; then
3651 arch_default=$(uname -p)
3652 strip_default="strip -X32_64"
3653 nm_default="nm -g -X32_64"
3655 arch_default=$(uname -m)
3660 # configurable options
3661 enable $PROGRAM_LIST
3662 enable $DOCUMENT_LIST
3663 enable $EXAMPLE_LIST
3664 enable $(filter_out avresample $LIBRARY_LIST)
3670 enable faan faandct faanidct
3671 enable optimizations
3672 enable runtime_cpudetect
3673 enable safe_bitstream_reader
3675 enable swscale_alpha
3676 enable valgrind_backtrace
3678 sws_max_filter_size_default=256
3679 set_default sws_max_filter_size
3681 # internal components are enabled by default
3682 enable $EXTRALIBS_LIST
3684 # Avoid external, non-system, libraries getting enabled by dependency resolution
3685 disable $EXTERNAL_LIBRARY_LIST $HWACCEL_LIBRARY_LIST
3688 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3691 FULLNAME='$(NAME)$(BUILDSUF)'
3692 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3695 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3696 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3697 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3698 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3699 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3700 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3701 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3728 host_extralibs='-lm'
3729 host_cflags_filter=echo
3730 host_ldflags_filter=echo
3732 target_path='$(CURDIR)'
3734 # since the object filename is not given with the -MM flag, the compiler
3735 # is only able to print the basename, and we must add the path ourselves
3736 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3742 if test -f configure; then
3744 elif test -f src/configure; then
3747 source_path=$(cd $(dirname "$0"); pwd)
3748 case "$source_path" in
3749 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3751 test -e "$source_path/config.h" &&
3752 die "Out of tree builds are impossible with config.h in source dir."
3759 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3762 find_things_extern(){
3765 file=$source_path/$3
3767 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
3770 find_filters_extern(){
3771 file=$source_path/$1
3772 sed -n 's/^extern AVFilter ff_[avfsinkrc]\{2,5\}_\([[:alnum:]_]\{1,\}\);/\1_filter/p' $file
3775 FILTER_LIST=$(find_filters_extern libavfilter/allfilters.c)
3776 OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
3777 INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
3778 MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
3779 DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
3780 ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
3781 DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
3786 PARSER_LIST=$(find_things_extern parser AVCodecParser libavcodec/parsers.c)
3787 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3788 HWACCEL_LIST=$(find_things_extern hwaccel AVHWAccel libavcodec/hwaccels.h)
3789 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3791 AVCODEC_COMPONENTS_LIST="
3799 AVDEVICE_COMPONENTS_LIST="
3804 AVFILTER_COMPONENTS_LIST="
3808 AVFORMAT_COMPONENTS_LIST="
3815 $AVCODEC_COMPONENTS_LIST
3816 $AVDEVICE_COMPONENTS_LIST
3817 $AVFILTER_COMPONENTS_LIST
3818 $AVFORMAT_COMPONENTS_LIST
3821 for n in $COMPONENT_LIST; do
3822 v=$(toupper ${n%s})_LIST
3824 eval ${n}_if_any="\$$v"
3827 enable $ARCH_EXT_LIST
3830 echo "Unknown option \"$1\"."
3831 echo "See $0 --help for available options."
3835 print_in_columns() {
3836 cols=$(expr $ncols / 24)
3837 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3843 echo $* | sed s/$suffix//g | print_in_columns
3855 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3856 echo "prob ${prob:-0.5}"
3864 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3865 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3874 --extra-ldexeflags=*)
3875 add_ldexeflags $optval
3877 --extra-ldsoflags=*)
3878 add_ldsoflags $optval
3880 --extra-ldlibflags=*)
3881 warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
3882 "removed in the future. Use --extra-ldsoflags instead."
3883 add_ldsoflags $optval
3886 add_extralibs $optval
3889 disable $INDEV_LIST $OUTDEV_LIST
3892 debuglevel="$optval"
3895 disable $PROGRAM_LIST
3897 --disable-everything)
3898 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3901 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3902 disable $LIBRARY_LIST $PROGRAM_LIST doc
3905 --enable-random|--disable-random)
3906 action=${opt%%-random}
3907 do_random ${action#--} $COMPONENT_LIST
3909 --enable-random=*|--disable-random=*)
3910 action=${opt%%-random=*}
3911 do_random ${action#--} $optval
3916 --enable-*=*|--disable-*=*)
3917 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3918 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3919 eval list=\$$(toupper $thing)_LIST
3920 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3921 list=$(filter "$name" $list)
3922 [ "$list" = "" ] && warn "Option $opt did not match anything"
3923 test $action = enable && warn_if_gets_disabled $list
3926 --enable-yasm|--disable-yasm)
3927 warn "The ${opt} option is only provided for compatibility and will be\n"\
3928 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3929 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3932 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3933 "removed in the future. Use --x86asmexe instead."
3936 --enable-?*|--disable-?*)
3937 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3938 if is_in $option $COMPONENT_LIST; then
3939 test $action = disable && action=unset
3940 eval $action \$$(toupper ${option%s})_LIST
3941 elif is_in $option $CMDLINE_SELECT; then
3948 NAME="${opt#--list-}"
3949 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3951 eval show_list $NAME \$$(toupper $NAME)_LIST
3953 --help|-h) show_help
3955 --quiet|-q) quiet=yes
3957 --fatal-warnings) enable fatal_warnings
3960 libfuzzer_path="$optval"
3963 optname="${opt%%=*}"
3964 optname="${optname#--}"
3965 optname=$(echo "$optname" | sed 's/-/_/g')
3966 if is_in $optname $CMDLINE_SET; then
3967 eval $optname='$optval'
3968 elif is_in $optname $CMDLINE_APPEND; then
3969 append $optname "$optval"
3981 if disabled autodetect; then
3983 # Unless iconv is explicitely disabled by the user, we still want to probe
3984 # for the iconv from the libc.
3985 disabled iconv || enable libc_iconv
3987 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3988 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3990 # Mark specifically enabled, but normally autodetected libraries as requested.
3991 for lib in $AUTODETECT_LIBS; do
3992 enabled $lib && request $lib
3994 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
3995 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3996 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3998 disabled logging && logfile=/dev/null
4000 # command line configuration sanity checks
4002 # we need to build at least one lib type
4003 if ! enabled_any static shared; then
4005 At least one library type must be built.
4006 Specify --enable-static to build the static libraries or --enable-shared to
4007 build the shared libraries as well. To only build the shared libraries specify
4008 --disable-static in addition to --enable-shared.
4013 die_license_disabled() {
4014 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
4017 die_license_disabled_gpl() {
4018 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
4021 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4022 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
4024 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
4025 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
4027 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
4029 if enabled nonfree; then
4030 license="nonfree and unredistributable"
4031 elif enabled gplv3; then
4032 license="GPL version 3 or later"
4033 elif enabled lgplv3; then
4034 license="LGPL version 3 or later"
4035 elif enabled gpl; then
4036 license="GPL version 2 or later"
4038 license="LGPL version 2.1 or later"
4041 enabled_all gnutls openssl &&
4042 die "GnuTLS and OpenSSL must not be enabled at the same time."
4044 enabled_all gnutls mbedtls &&
4045 die "GnuTLS and mbedTLS must not be enabled at the same time."
4047 enabled_all openssl mbedtls &&
4048 die "OpenSSL and mbedTLS must not be enabled at the same time."
4050 # Disable all the library-specific components if the library itself
4051 # is disabled, see AVCODEC_LIST and following _LIST variables.
4053 disable_components(){
4054 disabled ${1} && disable $(
4055 eval components="\$$(toupper ${1})_COMPONENTS"
4056 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
4060 map 'disable_components $v' $LIBRARY_LIST
4062 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
4065 test -n "$valgrind" && toolchain="valgrind-memcheck"
4067 enabled ossfuzz && ! echo $CFLAGS | grep -q -- "-fsanitize=" && ! echo $CFLAGS | grep -q -- "-fcoverage-mapping" &&{
4068 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
4069 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
4072 case "$toolchain" in
4074 cc_default="${toolchain%-asan}"
4075 add_cflags -fsanitize=address
4076 add_ldflags -fsanitize=address
4079 cc_default="${toolchain%-msan}"
4080 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
4081 add_ldflags -fsanitize=memory
4084 cc_default="${toolchain%-tsan}"
4085 add_cflags -fsanitize=thread
4086 add_ldflags -fsanitize=thread
4087 case "$toolchain" in
4095 cc_default="${toolchain%-usan}"
4096 add_cflags -fsanitize=undefined
4097 add_ldflags -fsanitize=undefined
4100 target_exec_default="valgrind"
4101 case "$toolchain" in
4103 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"
4106 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
4111 # Check whether the current MSVC version needs the C99 converter.
4112 # From MSVC 2013 (compiler major version 18) onwards, it does actually
4113 # support enough of C99 to build ffmpeg. Default to the new
4114 # behaviour if the regexp was unable to match anything, since this
4115 # successfully parses the version number of existing supported
4116 # versions that require the converter (MSVC 2010 and 2012).
4117 cl_major_ver=$(cl.exe 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
4118 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
4120 cxx_default="cl.exe"
4122 die "Unsupported MSVC version (2013 or newer required)"
4124 ld_default="$source_path/compat/windows/mslink"
4125 nm_default="dumpbin.exe -symbols"
4126 ar_default="lib.exe"
4129 as_default="armasm64.exe"
4132 as_default="armasm.exe"
4135 target_os_default="win32"
4136 # Use a relative path for TMPDIR. This makes sure all the
4137 # ffconf temp files are written with a relative path, avoiding
4138 # issues with msys/win32 path conversion for MSVC parameters
4139 # such as -Fo<file> or -out:<file>.
4145 nm_default="dumpbin -symbols"
4147 target_os_default="win32"
4151 add_cflags -fprofile-arcs -ftest-coverage
4152 add_ldflags -fprofile-arcs -ftest-coverage
4155 add_cflags -fprofile-arcs -ftest-coverage
4156 add_ldflags --coverage
4159 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
4160 add_cflags -fno-strict-overflow -fstack-protector-all
4161 add_ldflags -Wl,-z,relro -Wl,-z,now
4163 add_ldexeflags -fPIE -pie
4166 die "Unknown toolchain $toolchain"
4170 if test -n "$cross_prefix"; then
4171 test -n "$arch" && test -n "$target_os" ||
4172 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
4173 enable cross_compile
4176 set_default target_os
4177 if test "$target_os" = android; then
4181 ar_default="${cross_prefix}${ar_default}"
4182 cc_default="${cross_prefix}${cc_default}"
4183 cxx_default="${cross_prefix}${cxx_default}"
4184 nm_default="${cross_prefix}${nm_default}"
4185 pkg_config_default="${cross_prefix}${pkg_config_default}"
4186 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
4187 ranlib_default="${cross_prefix}${ranlib_default} -D"
4189 ranlib_default="${cross_prefix}${ranlib_default}"
4191 strip_default="${cross_prefix}${strip_default}"
4192 windres_default="${cross_prefix}${windres_default}"
4194 sysinclude_default="${sysroot}/usr/include"
4196 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
4197 target_exec x86asmexe nvcc
4198 enabled cross_compile || host_cc_default=$cc
4201 pkg_config_fail_message=""
4202 if ! $pkg_config --version >/dev/null 2>&1; then
4203 warn "$pkg_config not found, library detection may fail."
4205 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
4206 pkg_config_fail_message="
4207 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
4210 if test $doxygen != $doxygen_default && \
4211 ! $doxygen --version >/dev/null 2>&1; then
4212 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
4217 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
4221 EXESUF=$(exesuf $target_os)
4222 HOSTEXESUF=$(exesuf $host_os)
4224 # set temporary file name
4225 : ${TMPDIR:=$TEMPDIR}
4229 if [ -n "$tempprefix" ] ; then
4231 tmpname="$tempprefix.${HOSTNAME}.${UID}"
4235 elif ! test_cmd mktemp -u XXXXXX; then
4236 # simple replacement for missing mktemp
4237 # NOT SAFE FOR GENERAL USE
4239 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
4245 FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
4246 die "Unable to create temporary directory in $TMPDIR."
4249 tmp="${FFTMPDIR}/test"$2
4250 (set -C; exec > $tmp) 2> /dev/null ||
4251 die "Unable to create temporary file in $FFTMPDIR."
4255 trap 'rm -rf -- "$FFTMPDIR"' EXIT
4261 tmpfile TMPE $EXESUF
4274 # make sure we can execute files in $TMPDIR
4275 cat > $TMPSH 2>> $logfile <<EOF
4278 chmod +x $TMPSH >> $logfile 2>&1
4279 if ! $TMPSH >> $logfile 2>&1; then
4281 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
4282 variable to another directory and make sure that it is not mounted noexec.
4284 die "Sanity test failed."
4290 # Filter out MSVC cl.exe options from cflags that shouldn't
4291 # be passed to gas-preprocessor
4301 -Wno-switch) echo -Wno-switch-enum ;;
4302 -Wno-format-zero-length) ;;
4303 -Wdisabled-optimization) ;;
4304 -Wno-pointer-sign) echo -Wno-other ;;
4310 msvc_common_flags(){
4313 # In addition to specifying certain flags under the compiler
4314 # specific filters, they must be specified here as well or else the
4315 # generic catch all at the bottom will print the original flag.
4320 -fomit-frame-pointer) ;;
4324 -fno-signed-zeros) ;;
4328 -lz) echo zlib.lib ;;
4329 -lx264) echo libx264.lib ;;
4331 -l*) echo ${flag#-l}.lib ;;
4332 -LARGEADDRESSAWARE) echo $flag ;;
4333 -L*) echo -libpath:${flag#-L} ;;
4340 msvc_common_flags "$@"
4343 -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
4345 -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
4346 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4347 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
4349 -wd4273 -wd4554 -wd4701 -wd4703 ;;
4355 msvc_common_flags "$@"
4358 # Despite what Intel's documentation says -Wall, which is supported
4359 # on Windows, does enable remarks so disable them here.
4360 -Wall) echo $flag -Qdiag-disable:remark ;;
4361 -std=c99) echo -Qstd=c99 ;;
4380 case "${flag#*=}" in
4381 native) echo -xtarget=native ;;
4382 v9|niagara) echo -xarch=sparc ;;
4383 ultrasparc) echo -xarch=sparcvis ;;
4384 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
4385 i586|pentium) echo -xchip=pentium ;;
4386 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
4387 pentium3*|c3-2) echo -xtarget=pentium3 ;;
4388 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
4389 pentium4*) echo -xtarget=pentium4 ;;
4390 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
4391 *-sse3) echo -xarch=sse3 ;;
4392 core2) echo -xarch=ssse3 -xchip=core2 ;;
4393 bonnell) echo -xarch=ssse3 ;;
4394 corei7|nehalem) echo -xtarget=nehalem ;;
4395 westmere) echo -xtarget=westmere ;;
4396 silvermont) echo -xarch=sse4_2 ;;
4397 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
4398 core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
4400 amdfam10|barcelona) echo -xtarget=barcelona ;;
4401 btver1) echo -xarch=amdsse4a ;;
4402 btver2|bdver*|znver*) echo -xarch=avx ;;
4403 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
4404 k8|opteron|athlon64|athlon-fx)
4405 echo -xarch=sse2a ;;
4406 athlon*) echo -xarch=pentium_proa ;;
4409 -std=c99) echo -xc99 ;;
4410 -fomit-frame-pointer) echo -xregs=frameptr ;;
4411 -fPIC) echo -KPIC -xcode=pic32 ;;
4412 -W*,*) echo $flag ;;
4413 -f*-*|-W*|-mimpure-text) ;;
4425 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
4426 unset _ld_o _ldflags _ld_lib _ld_path
4427 unset _depflags _DEPCMD _DEPFLAGS
4430 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
4431 true # no-op to avoid reading stdin in following checks
4432 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
4434 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
4435 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
4436 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4439 elif $_cc -v 2>&1 | grep -qi ^gcc; then
4441 gcc_version=$($_cc --version | head -n1)
4442 gcc_basever=$($_cc -dumpversion)
4443 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
4444 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
4445 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
4446 case $gcc_basever in
4449 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
4451 if [ "$first" = true ]; then
4452 case $gcc_basever in
4454 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
4459 elif $_cc --version 2>/dev/null | grep -q ^icc; then
4461 _ident=$($_cc --version | head -n1)
4466 _flags_filter=icc_flags
4467 elif $_cc -v 2>&1 | grep -q xlc; then
4469 _ident=$($_cc -qversion 2>/dev/null | head -n1)
4471 _cflags_size='-O5 -qcompact'
4472 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
4473 test -d "$sysroot" || die "No valid sysroot specified."
4475 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
4476 armcc_conf="$PWD/armcc.conf"
4477 $_cc --arm_linux_configure \
4478 --arm_linux_config_file="$armcc_conf" \
4479 --configure_sysroot="$sysroot" \
4480 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
4481 die "Error creating armcc configuration file."
4482 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
4483 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
4484 as_default="${cross_prefix}gcc"
4488 elif $_cc -v 2>&1 | grep -q clang && ! $_cc -? > /dev/null 2>&1; then
4490 _ident=$($_cc --version 2>/dev/null | head -n1)
4491 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4494 elif $_cc -V 2>&1 | grep -q Sun; then
4496 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
4497 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
4498 _DEPFLAGS='-xM1 -xc99'
4501 _cflags_size='-O5 -xspace'
4502 _flags_filter=suncc_flags
4503 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
4505 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4506 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4509 _flags_filter='filter_out -Wdisabled-optimization'
4510 elif $_cc -v 2>&1 | grep -q Open64; then
4512 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4513 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4516 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
4517 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
4519 _ident=$($_cc | head -n1)
4520 # 4509: "This form of conditional instruction is deprecated"
4521 _flags="-nologo -ignore 4509"
4522 _flags_filter=armasm_flags
4523 elif $_cc 2>&1 | grep -q Intel; then
4525 _ident=$($_cc 2>&1 | head -n1)
4526 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
4527 # Not only is O3 broken on 13.x+ but it is slower on all previous
4528 # versions (tested) as well.
4530 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
4531 if $_cc 2>&1 | grep -q Linker; then
4538 _flags_filter=icl_flags
4540 _ld_path='-libpath:'
4541 # -Qdiag-error to make icl error when seeing certain unknown arguments
4542 _flags='-nologo -Qdiag-error:4044,10157'
4543 # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
4544 # with MSVC which enables it by default.
4545 _cflags='-Qms0 -Qvec- -Qsimd- -GS -fp:precise'
4547 elif $_cc -? 2>/dev/null | grep -q 'LLVM.*Linker'; then
4548 # lld can emulate multiple different linkers; in ms link.exe mode,
4549 # the -? parameter gives the help output which contains an identifyable
4550 # string, while it gives an error in other modes.
4552 # The link.exe mode doesn't have a switch for getting the version,
4553 # but we can force it back to gnu mode and get the version from there.
4554 _ident=$($_cc -flavor gnu --version 2>/dev/null)
4556 _flags_filter=msvc_flags
4558 _ld_path='-libpath:'
4559 elif $_cc -nologo- 2>&1 | grep -q Microsoft || { $_cc -v 2>&1 | grep -q clang && $_cc -? > /dev/null 2>&1; }; then
4561 _ident=$($_cc 2>&1 | head -n1 | tr -d '\r')
4562 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
4563 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
4567 if $_cc -nologo- 2>&1 | grep -q Linker; then
4574 _flags_filter=msvc_flags
4576 _ld_path='-libpath:'
4579 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
4581 _ident=$($_cc --version | head -n1)
4585 _flags_filter=cparser_flags
4588 eval ${pfx}_type=\$_type
4589 eval ${pfx}_ident=\$_ident
4593 eval ${1}_C=\${_cc_c-\${${1}_C}}
4594 eval ${1}_E=\${_cc_e-\${${1}_E}}
4595 eval ${1}_O=\${_cc_o-\${${1}_O}}
4597 if [ -n "$_depflags" ]; then
4598 eval ${1}_DEPFLAGS=\$_depflags
4600 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
4601 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
4602 eval DEP${1}FLAGS=\$_flags
4606 probe_cc cc "$cc" "true"
4607 cflags_filter=$_flags_filter
4608 cflags_speed=$_cflags_speed
4609 cflags_size=$_cflags_size
4610 cflags_noopt=$_cflags_noopt
4611 add_cflags $_flags $_cflags
4612 cc_ldflags=$_ldflags
4616 probe_cc hostcc "$host_cc"
4617 host_cflags_filter=$_flags_filter
4618 host_cflags_speed=$_cflags_speed
4619 add_host_cflags $_flags $_cflags
4622 test -n "$cc_type" && enable $cc_type ||
4623 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
4625 : ${as_default:=$cc}
4626 : ${objcc_default:=$cc}
4627 : ${dep_cc_default:=$cc}
4628 : ${ld_default:=$cc}
4629 : ${host_ld_default:=$host_cc}
4630 set_default ar as objcc dep_cc ld ln_s host_ld windres
4633 asflags_filter=$_flags_filter
4634 add_asflags $_flags $_cflags
4637 probe_cc objcc "$objcc"
4638 objcflags_filter=$_flags_filter
4639 add_objcflags $_flags $_cflags
4643 ldflags_filter=$_flags_filter
4644 add_ldflags $_flags $_ldflags
4645 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
4647 LD_LIB=${_ld_lib-$LD_LIB}
4648 LD_PATH=${_ld_path-$LD_PATH}
4650 probe_cc hostld "$host_ld"
4651 host_ldflags_filter=$_flags_filter
4652 add_host_ldflags $_flags $_ldflags
4653 HOSTLD_O=${_ld_o-$HOSTLD_O}
4655 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
4656 probe_cc depcc "$dep_cc"
4657 CCDEP=${_DEPCMD:-$DEPCMD}
4658 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
4662 if $ar 2>&1 | grep -q Microsoft; then
4665 elif $ar 2>&1 | grep -q "\[D\] "; then
4673 add_cflags $extra_cflags
4674 add_cxxflags $extra_cxxflags
4675 add_objcflags $extra_objcflags
4676 add_asflags $extra_cflags
4678 if test -n "$sysroot"; then
4681 add_cppflags --sysroot="$sysroot"
4682 add_ldflags --sysroot="$sysroot"
4687 if test "$cpu" = host; then
4688 enabled cross_compile &&
4689 die "--cpu=host makes no sense when cross-compiling."
4694 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4696 s/.*$1=\\([^ ]*\\).*/\\1/
4701 cpu=$(check_native -march || check_native -mcpu)
4705 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4706 sed -n "/cc1.*-target-cpu /{
4707 s/.*-target-cpu \\([^ ]*\\).*/\\1/
4712 cpu=$(check_native -march)
4716 test "${cpu:-host}" = host &&
4717 die "--cpu=host not supported with compiler $cc"
4720 # Deal with common $arch aliases
4744 "Power Macintosh"|ppc*|powerpc*)
4759 i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
4764 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
4767 # Add processor-specific flags
4768 if enabled aarch64; then
4772 cpuflags="-march=$cpu"
4775 cpuflags="-mcpu=$cpu"
4779 elif enabled alpha; then
4781 cpuflags="-mcpu=$cpu"
4783 elif enabled arm; then
4786 test_cpp_condition stddef.h \
4787 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
4792 if check_arm_arch 4; then echo armv4
4793 elif check_arm_arch 4T; then echo armv4t
4794 elif check_arm_arch 5; then echo armv5
4795 elif check_arm_arch 5E; then echo armv5e
4796 elif check_arm_arch 5T; then echo armv5t
4797 elif check_arm_arch 5TE; then echo armv5te
4798 elif check_arm_arch 5TEJ; then echo armv5te
4799 elif check_arm_arch 6; then echo armv6
4800 elif check_arm_arch 6J; then echo armv6j
4801 elif check_arm_arch 6K; then echo armv6k
4802 elif check_arm_arch 6Z; then echo armv6z
4803 elif check_arm_arch 6KZ; then echo armv6zk
4804 elif check_arm_arch 6ZK; then echo armv6zk
4805 elif check_arm_arch 6T2; then echo armv6t2
4806 elif check_arm_arch 7; then echo armv7
4807 elif check_arm_arch 7A 7_A; then echo armv7-a
4808 elif check_arm_arch 7S; then echo armv7-a
4809 elif check_arm_arch 7R 7_R; then echo armv7-r
4810 elif check_arm_arch 7M 7_M; then echo armv7-m
4811 elif check_arm_arch 7EM 7E_M; then echo armv7-m
4812 elif check_arm_arch 8A 8_A; then echo armv8-a
4816 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
4820 cpuflags="-march=$cpu"
4821 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
4824 cpuflags="-mcpu=$cpu"
4826 cortex-a*) subarch=armv7a ;;
4827 cortex-r*) subarch=armv7r ;;
4828 cortex-m*) enable thumb; subarch=armv7m ;;
4829 arm11*) subarch=armv6 ;;
4830 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
4831 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
4832 *) subarch=$(probe_arm_arch) ;;
4838 armv5t*) enable fast_clz ;;
4841 disabled fast_unaligned || enable fast_unaligned
4845 elif enabled avr32; then
4850 cpuflags="-mpart=$cpu"
4854 cpuflags="-march=$cpu"
4858 cpuflags="-mcpu=$cpu"
4862 cpuflags="-march=$cpu"
4866 elif enabled bfin; then
4868 cpuflags="-mcpu=$cpu"
4870 elif enabled mips; then
4872 cpuflags="-march=$cpu"
4874 if [ "$cpu" != "generic" ]; then
4884 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
4895 enable local_aligned
4896 enable simd_align_16
4900 enable fast_unaligned
4901 disable aligned_stack
4904 # When gcc version less than 5.3.0, add -fno-expensive-optimizations flag.
4905 if [ $cc == gcc ]; then
4906 gcc_version=$(gcc -dumpversion)
4907 if [ "$(echo "$gcc_version 5.3.0" | tr " " "\n" | sort -rV | head -n 1)" == "$gcc_version" ]; then
4908 expensive_optimization_flag=""
4910 expensive_optimization_flag="-fno-expensive-optimizations"
4915 cpuflags="-march=loongson3a -mhard-float $expensive_optimization_flag"
4918 cpuflags="-march=loongson2e -mhard-float $expensive_optimization_flag"
4921 cpuflags="-march=loongson2f -mhard-float $expensive_optimization_flag"
4926 # Unknown CPU. Disable everything.
4927 warn "unknown CPU. Disabling all MIPS optimizations."
4950 24kef*|34kf*|1004kf*)
4958 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
4962 check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4966 check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4970 # We do not disable anything. Is up to the user to disable the unwanted features.
4971 warn 'generic cpu selected'
4974 elif enabled ppc; then
4978 case $(tolower $cpu) in
4979 601|ppc601|powerpc601)
4980 cpuflags="-mcpu=601"
4983 603*|ppc603*|powerpc603*)
4984 cpuflags="-mcpu=603"
4987 604*|ppc604*|powerpc604*)
4988 cpuflags="-mcpu=604"
4991 g3|75*|ppc75*|powerpc75*)
4992 cpuflags="-mcpu=750"
4995 g4|745*|ppc745*|powerpc745*)
4996 cpuflags="-mcpu=7450"
4999 74*|ppc74*|powerpc74*)
5000 cpuflags="-mcpu=7400"
5003 g5|970|ppc970|powerpc970)
5004 cpuflags="-mcpu=970"
5008 cpuflags="-mcpu=$cpu"
5012 cpuflags="-mcpu=$cpu"
5015 cpuflags="-mcpu=cell"
5020 cpuflags="-mcpu=e500mc"
5024 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
5029 cpuflags="-mcpu=8540 -mhard-float"
5035 elif enabled sparc; then
5038 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
5039 cpuflags="-mcpu=$cpu"
5041 ultrasparc*|niagara[234])
5042 cpuflags="-mcpu=$cpu"
5046 elif enabled x86; then
5050 cpuflags="-march=$cpu"
5054 # targets that do NOT support nopl and conditional mov (cmov)
5055 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
5056 cpuflags="-march=$cpu"
5059 # targets that do support nopl and conditional mov (cmov)
5060 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
5061 |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|skylake*|knl\
5062 |amdfam10|barcelona|b[dt]ver*|znver*)
5063 cpuflags="-march=$cpu"
5067 # targets that do support conditional mov but on which it's slow
5068 pentium4|pentium4m|prescott|nocona)
5069 cpuflags="-march=$cpu"
5077 if [ "$cpu" != generic ]; then
5078 add_cflags $cpuflags
5079 add_asflags $cpuflags
5080 test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
5083 # compiler sanity check
5085 int main(void){ return 0; }
5087 if test "$?" != 0; then
5088 echo "$cc is unable to create an executable file."
5089 if test -z "$cross_prefix" && ! enabled cross_compile ; then
5090 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
5091 echo "Only do this if you know what cross compiling means."
5093 die "C compiler test failed."
5096 add_cppflags -D_ISOC99_SOURCE
5097 add_cxxflags -D__STDC_CONSTANT_MACROS
5098 check_cxxflags -std=c++11 || check_cxxflags -std=c++0x
5100 # some compilers silently accept -std=c11, so we also need to check that the
5101 # version macro is defined properly
5102 test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L" &&
5103 add_cflags -std=c11 ||
5104 check_cflags -std=c99
5106 check_cppflags -D_FILE_OFFSET_BITS=64
5107 check_cppflags -D_LARGEFILE_SOURCE
5109 add_host_cppflags -D_ISOC99_SOURCE
5110 check_host_cflags -std=c99
5111 check_host_cflags -Wall
5112 check_host_cflags $host_cflags_speed
5117 expr=${3:-'sizeof(void *) > 4'}
5118 test_code cc "" "int test[2*($expr) - 1]" &&
5119 subarch=$arch64 || subarch=$arch32
5125 enabled shared && enable_weak pic
5128 check_64bit mips mips64 '_MIPS_SIM > 1'
5129 enabled shared && enable_weak pic
5132 check_64bit parisc parisc64
5133 enabled shared && enable_weak pic
5136 check_64bit ppc ppc64
5137 enabled shared && enable_weak pic
5140 check_64bit s390 s390x
5141 enabled shared && enable_weak pic
5144 check_64bit sparc sparc64
5145 enabled shared && enable_weak pic
5148 check_64bit x86_32 x86_64
5149 # Treat x32 as x64 for now. Note it also needs pic if shared
5150 test "$subarch" = "x86_32" && test_cpp_condition stddef.h 'defined(__x86_64__)' &&
5151 subarch=x86_64 && enable x86_64 && disable x86_32
5152 if enabled x86_64; then
5153 enabled shared && enable_weak pic
5163 add_cppflags '-I\$(SRC_PATH)/compat/aix'
5164 enabled shared && add_ldflags -Wl,-brtl
5165 arflags='-Xany -r -c'
5170 enable section_data_rel_ro
5172 add_ldexeflags -fPIE -pie
5173 SLIB_INSTALL_NAME='$(SLIBNAME)'
5175 SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
5178 prefix_default="/boot/common"
5179 network_extralibs="-lnetwork"
5183 SHFLAGS='-shared -Wl,-h,$$(@F)'
5184 enabled x86 && append SHFLAGS -mimpure-text
5185 network_extralibs="-lsocket -lnsl"
5186 add_cppflags -D__EXTENSIONS__
5187 # When using suncc to build, the Solaris linker will mark
5188 # an executable with each instruction set encountered by
5189 # the Solaris assembler. As our libraries contain their own
5190 # guards for processor-specific code, instead suppress
5191 # generation of the HWCAPS ELF section on Solaris x86 only.
5192 enabled_all suncc x86 &&
5193 echo "hwcap_1 = OVERRIDE;" > mapfile &&
5194 add_ldflags -Wl,-M,mapfile
5195 nm_default='nm -P -g'
5198 VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'
5202 oss_indev_extralibs="-lossaudio"
5203 oss_outdev_extralibs="-lossaudio"
5204 enabled gcc || check_ldflags -Wl,-zmuldefs
5210 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
5212 oss_indev_extralibs="-lossaudio"
5213 oss_outdev_extralibs="-lossaudio"
5221 add_extralibs -lpoll -lgnugetopt
5225 enabled ppc && add_asflags -force_cpusubtype_ALL
5226 install_name_dir_default='$(SHLIBDIR)'
5227 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
5228 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
5230 add_ldflags -Wl,-dynamic,-search_paths_first
5231 check_cflags -Werror=partial-availability
5233 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
5234 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
5235 enabled x86_64 && objformat="macho64" || objformat="macho32"
5236 enabled_any pic shared x86_64 ||
5237 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
5238 check_headers dispatch/dispatch.h &&
5239 add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
5240 if test -n "$sysroot"; then
5241 is_in -isysroot $cc $CPPFLAGS $CFLAGS || check_cppflags -isysroot $sysroot
5242 is_in -isysroot $ld $LDFLAGS || check_ldflags -isysroot $sysroot
5244 version_script='-exported_symbols_list'
5245 VERSION_SCRIPT_POSTPROCESS_CMD='tr " " "\n" | sed -n /global:/,/local:/p | grep ";" | tr ";" "\n" | sed -E "s/(.+)/_\1/g" | sed -E "s/(.+[^*])$$$$/\1*/"'
5248 die "Native MSYS builds are discouraged, please use the MINGW environment."
5253 if enabled x86_64; then
5254 LIBTARGET="i386:x86-64"
5255 elif enabled arm; then
5257 elif enabled aarch64; then
5260 if enabled shared; then
5261 # Cannot build both shared and static libs when using dllimport.
5264 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5265 enabled x86_32 && check_ldflags -Wl,--large-address-aware
5266 shlibdir_default="$bindir_default"
5269 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5270 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5271 if test_cmd lib.exe -list; then
5272 SLIB_EXTRA_CMD=-'lib.exe -nologo -machine:$(LIBTARGET) -def:$$(@:$(SLIBSUF)=.def) -out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5273 if enabled x86_64; then
5277 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
5279 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5281 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5282 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5283 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" AR="$(AR_CMD)" NM="$(NM_CMD)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5284 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--disable-auto-image-base $$(@:$(SLIBSUF)=.def)'
5285 enabled x86_64 && objformat="win64" || objformat="win32"
5286 dlltool="${cross_prefix}dlltool"
5289 check_ldflags -Wl,--nxcompat,--dynamicbase
5290 # Lets work around some stupidity in binutils.
5291 # ld will strip relocations from executables even though we need them
5292 # for dynamicbase (ASLR). Using -pie does retain the reloc section
5293 # however ld then forgets what the entry point should be (oops) so we
5294 # have to manually (re)set it.
5295 if enabled x86_32; then
5296 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
5297 elif enabled x86_64; then
5298 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
5299 check_ldflags -Wl,--high-entropy-va # binutils 2.25
5300 # Set image base >4GB for extra entropy with HEASLR
5301 add_ldexeflags -Wl,--image-base,0x140000000
5302 append SHFLAGS -Wl,--image-base,0x180000000
5307 if enabled shared; then
5308 # Link to the import library instead of the normal static library
5311 # Cannot build both shared and static libs with MSVC or icl.
5314 enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
5315 shlibdir_default="$bindir_default"
5318 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5319 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5320 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5321 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5323 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5324 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5325 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5326 enabled x86_64 && objformat="win64" || objformat="win32"
5332 shlibdir_default="$bindir_default"
5335 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5336 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5337 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5339 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
5340 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
5341 enabled x86_64 && objformat="win64" || objformat="win32"
5343 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5344 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5346 *-dos|freedos|opendos)
5347 network_extralibs="-lsocket"
5352 enable section_data_rel_ro
5353 enabled_any arm aarch64 && enable_weak linux_perf
5357 ranlib="echo ignoring ranlib"
5363 add_cppflags -D_GNU_SOURCE
5364 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zhigh-mem -Zmap
5365 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
5369 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5370 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
5371 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
5372 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
5373 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
5374 echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
5375 emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
5376 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
5377 emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
5378 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5380 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
5382 enable_weak os2threads
5385 add_cppflags -D_BSD_SOURCE
5390 add_cppflags -D_QNX_SOURCE
5391 network_extralibs="-lsocket"
5396 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
5397 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
5398 add_ldflags -Wl,--target1-abs,--no-undefined \
5399 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
5400 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
5401 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
5402 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
5403 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
5410 die "Unknown OS '$target_os'."
5414 # test if creating links works
5415 link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
5416 link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
5418 $ln_s "$link_dest" "$link_name"
5419 touch "$link_dest/test_file"
5420 if [ "$source_path" != "." ] && [ "$source_path" != "src" ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
5421 # create link to source path
5422 [ -e src ] && rm src
5423 $ln_s "$source_path" src
5426 # creating directory links doesn't work
5427 # fall back to using the full source path
5428 source_link="$source_path"
5434 # determine libc flavour
5439 # uclibc defines __GLIBC__, so it needs to be checked before glibc.
5440 if test_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
5441 eval ${pfx}libc_type=uclibc
5442 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5443 elif test_${pfx}cpp_condition features.h "defined __GLIBC__"; then
5444 eval ${pfx}libc_type=glibc
5445 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5446 # MinGW headers can be installed on Cygwin, so check for newlib first.
5447 elif test_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
5448 eval ${pfx}libc_type=newlib
5449 add_${pfx}cppflags -U__STRICT_ANSI__ -D_XOPEN_SOURCE=600
5450 # MinGW64 is backwards compatible with MinGW32, so check for it first.
5451 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
5452 eval ${pfx}libc_type=mingw64
5453 if test_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
5454 add_compat msvcrt/snprintf.o
5455 add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
5457 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5458 eval test \$${pfx_no_}cc_type = "gcc" &&
5459 add_${pfx}cppflags -D__printf__=__gnu_printf__
5460 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5461 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5462 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5463 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
5464 test_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
5465 eval ${pfx}libc_type=mingw32
5466 test_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
5467 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
5468 die "ERROR: MinGW32 runtime version must be >= 3.15."
5469 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5470 test_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
5471 add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
5472 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5473 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5474 eval test \$${pfx_no_}cc_type = "gcc" &&
5475 add_${pfx}cppflags -D__printf__=__gnu_printf__
5476 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5477 elif test_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
5478 eval ${pfx}libc_type=msvcrt
5479 if test_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then
5480 if [ "$pfx" = host_ ]; then
5481 add_host_cppflags -Dsnprintf=_snprintf
5483 add_compat strtod.o strtod=avpriv_strtod
5484 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
5485 _snprintf=avpriv_snprintf \
5486 vsnprintf=avpriv_vsnprintf
5489 add_${pfx}cppflags -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS
5490 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
5491 # 0x601 by default unless something else is set by the user.
5492 # This can easily lead to us detecting functions only present
5493 # in such new versions and producing binaries requiring windows 7.0.
5494 # Therefore explicitly set the default to Vista unless the user has
5495 # set something else on the command line.
5496 # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
5497 # family. For these cases, configure is free to use any functions
5498 # found in the SDK headers by default. (Alternatively, we could force
5499 # _WIN32_WINNT to 0x0602 in that case.)
5500 test_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
5501 { test_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0600; }
5502 #ifdef WINAPI_FAMILY
5503 #include <winapifamily.h>
5504 #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
5509 if [ "$pfx" = "" ]; then
5510 check_func strtoll || add_cflags -Dstrtoll=_strtoi64
5511 check_func strtoull || add_cflags -Dstrtoull=_strtoui64
5513 elif test_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
5514 eval ${pfx}libc_type=klibc
5515 elif test_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
5516 eval ${pfx}libc_type=bionic
5517 elif test_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
5518 eval ${pfx}libc_type=solaris
5519 add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
5520 elif test_${pfx}cpp_condition sys/version.h "defined __DJGPP__"; then
5521 eval ${pfx}libc_type=djgpp
5522 add_cppflags -U__STRICT_ANSI__
5523 add_cflags "-include $source_path/compat/djgpp/math.h"
5524 add_compat djgpp/math.o
5528 void *v = localtime_r;
5530 test "$?" != 0 && test_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5532 void *v = localtime_r;
5535 eval test -n "\${${pfx}libc_type}" && enable ${pfx}libc_${libc_type}
5541 # hacks for compiler/libc/os combinations
5545 add_compat strtod.o strtod=avpriv_strtod
5549 check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
5550 add_cppflags '-I\$(SRC_PATH)/compat/float'
5552 test_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
5555 : ${shlibdir_default:="$libdir"}
5556 : ${pkgconfigdir_default:="$libdir/pkgconfig"}
5558 set_default $PATHS_LIST
5561 disabled optimizations || enabled ossfuzz || check_cflags -fomit-frame-pointer
5564 disabled pic && return
5567 case "$target_os" in
5568 mingw*|cygwin*|win*)
5577 enabled pic && enable_weak_pic
5579 test_cc <<EOF || die "Symbol mangling check failed."
5582 sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
5583 extern_prefix=${sym%%ff_extern*}
5585 ! disabled inline_asm && check_inline_asm inline_asm '"" ::'
5587 for restrict_keyword in restrict __restrict__ __restrict ""; do
5588 test_code cc "" "char * $restrict_keyword p" && break
5591 check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
5593 # The global variable ensures the bits appear unchanged in the object file.
5594 test_cc <<EOF || die "endian test failed"
5595 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
5597 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
5599 check_cc const_nan math.h "struct { double d; } static const bar[] = { { NAN } }"
5601 if ! enabled ppc64 || enabled bigendian; then
5606 log "check_gas using '$as' as AS"
5607 # :vararg is used on aarch64, arm and ppc altivec
5609 .macro m n, y:vararg=0
5613 # .altmacro is only used in arm asm
5614 ! enabled arm || check_as gnu_as ".altmacro"
5617 if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
5619 enabled_any arm aarch64 && nogas=die
5620 enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
5624 arm*) gaspp_as_type=armasm; as_noop=-h ;;
5625 gcc) gaspp_as_type=gas ;;
5626 *) gaspp_as_type=$as_type ;;
5629 [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
5631 test "${as#*gas-preprocessor.pl}" != "$as" ||
5632 test_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
5633 gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
5635 if ! check_gas ; then
5638 $nogas "GNU assembler not found, install/update gas-preprocessor"
5641 check_as as_func ".func test
5645 check_inline_asm inline_asm_labels '"1:\n"'
5647 check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
5649 if enabled aarch64; then
5650 enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
5651 # internal assembler in clang 3.3 does not support this instruction
5652 enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
5653 enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
5655 map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
5657 elif enabled alpha; then
5661 elif enabled arm; then
5663 enabled msvc && check_cpp_condition thumb stddef.h "defined _M_ARMT"
5664 test_cpp_condition stddef.h "defined __thumb__" && test_cc <<EOF && enable_weak thumb
5665 float func(float a, float b){ return a+b; }
5667 enabled thumb && check_cflags -mthumb || check_cflags -marm
5669 if check_cpp_condition vfp_args stddef.h "defined __ARM_PCS_VFP"; then
5671 elif check_cpp_condition vfp_args stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
5673 elif ! test_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
5674 case "${cross_prefix:-$cc}" in
5675 *hardfloat*) enable vfp_args; fpabi=vfp ;;
5676 *) check_ld "cc" vfp_args <<EOF && fpabi=vfp || fpabi=soft ;;
5677 __asm__ (".eabi_attribute 28, 1");
5678 int main(void) { return 0; }
5681 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
5684 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
5685 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
5686 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
5687 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
5688 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
5689 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
5690 enabled setend && check_insn setend 'setend be'
5692 [ $target_os = linux ] || [ $target_os = android ] ||
5693 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
5696 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
5698 check_as as_arch_directive ".arch armv7-a"
5699 check_as as_dn_directive "ra .dn d0.i16"
5700 check_as as_fpu_directive ".fpu neon"
5702 # llvm's integrated assembler supports .object_arch from llvm 3.5
5703 [ "$objformat" = elf32 ] || [ "$objformat" = elf64 ] &&
5704 check_as as_object_arch ".object_arch armv4"
5706 # MS armasm fails to assemble our PIC constructs
5707 [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
5709 elif enabled mips; then
5711 enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
5712 enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
5713 enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
5715 # Enable minimum ISA based on selected options
5716 if enabled mips64; then
5717 enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
5718 enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
5719 disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
5721 enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
5722 enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
5723 enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
5724 disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
5727 enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
5728 enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
5729 enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_headers msa.h || disable msa
5730 enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
5731 enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
5733 if enabled bigendian && enabled msa; then
5737 elif enabled parisc; then
5739 if enabled gcc; then
5740 case $($cc -dumpversion) in
5741 4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
5745 elif enabled ppc; then
5747 enable local_aligned
5749 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
5750 check_inline_asm ibm_asm '"add 0, 0, 0"'
5751 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
5752 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
5754 if enabled altivec; then
5755 check_cflags -maltivec -mabi=altivec
5757 # check if our compiler supports Motorola AltiVec C API
5758 check_cc altivec altivec.h "vector signed int v1 = (vector signed int) { 0 };
5759 vector signed int v2 = (vector signed int) { 1 };
5760 v1 = vec_add(v1, v2);"
5762 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
5765 if enabled vsx; then
5766 check_cflags -mvsx &&
5767 check_cc vsx altivec.h "int v[4] = { 0 };
5768 vector signed int v1 = vec_vsx_ld(0, v);"
5771 if enabled power8; then
5772 check_cpp_condition power8 "altivec.h" "defined(_ARCH_PWR8)"
5775 elif enabled x86; then
5777 check_builtin rdtsc intrin.h "__rdtsc()"
5778 check_builtin mm_empty mmintrin.h "_mm_empty()"
5780 enable local_aligned
5782 # check whether EBP is available on x86
5783 # As 'i' is stored on the stack, this program will crash
5784 # if the base pointer is used to access it because the
5785 # base pointer is cleared in the inline assembly code.
5786 check_exec_crash <<EOF && enable ebp_available
5788 __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
5792 # check whether EBX is available on x86
5793 check_inline_asm ebx_available '""::"b"(0)' &&
5794 check_inline_asm ebx_available '"":::"%ebx"'
5796 # check whether xmm clobbers are supported
5797 check_inline_asm xmm_clobbers '"":::"%xmm0"'
5799 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
5800 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
5802 # check whether binutils is new enough to compile SSSE3/MMXEXT
5803 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
5804 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
5808 if test_cmd $x86asmexe_probe -v; then
5809 x86asmexe=$x86asmexe_probe
5811 x86asm_debug="-g -F dwarf"
5813 X86ASM_DEPFLAGS='-MD $(@:.o=.d)'
5814 elif test_cmd $x86asmexe_probe --version; then
5815 x86asmexe=$x86asmexe_probe
5817 x86asm_debug="-g dwarf2"
5818 X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
5821 check_x86asm x86asm "movbe ecx, [5]"
5824 if ! disabled_any asm mmx x86asm; then
5826 for program in $x86asmexe nasm yasm; do
5827 probe_x86asm $program && break
5829 disabled x86asm && die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
5830 X86ASMFLAGS="-f $objformat"
5831 enabled pic && append X86ASMFLAGS "-DPIC"
5832 test -n "$extern_prefix" && append X86ASMFLAGS "-DPREFIX"
5833 case "$objformat" in
5834 elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
5837 check_x86asm avx512_external "vmovdqa32 [eax]{k1}{z}, zmm0"
5838 check_x86asm avx2_external "vextracti128 xmm0, ymm0, 0"
5839 check_x86asm xop_external "vpmacsdd xmm0, xmm1, xmm2, xmm3"
5840 check_x86asm fma4_external "vfmaddps ymm0, ymm1, ymm2, ymm3"
5841 check_x86asm cpunop "CPU amdnop"
5845 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
5852 check_cc intrinsics_neon arm_neon.h "int16x8_t test = vdupq_n_s16(0)"
5854 check_ldflags -Wl,--as-needed
5855 check_ldflags -Wl,-z,noexecstack
5857 if ! disabled network; then
5858 check_func getaddrinfo $network_extralibs
5859 check_func inet_aton $network_extralibs
5861 check_type netdb.h "struct addrinfo"
5862 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
5863 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
5864 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
5865 check_type poll.h "struct pollfd"
5866 check_type netinet/sctp.h "struct sctp_event_subscribe"
5867 check_struct "sys/socket.h" "struct msghdr" msg_flags
5868 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5869 check_type netinet/in.h "struct sockaddr_in6"
5870 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
5871 check_type "sys/types.h sys/socket.h" socklen_t
5873 # Prefer arpa/inet.h over winsock2
5874 if check_headers arpa/inet.h ; then
5875 check_func closesocket
5876 elif check_headers winsock2.h ; then
5877 check_func_headers winsock2.h closesocket -lws2 &&
5878 network_extralibs="-lws2" ||
5879 { check_func_headers winsock2.h closesocket -lws2_32 &&
5880 network_extralibs="-lws2_32"; } || disable winsock2_h network
5881 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
5883 check_type ws2tcpip.h socklen_t
5884 check_type ws2tcpip.h "struct addrinfo"
5885 check_type ws2tcpip.h "struct group_source_req"
5886 check_type ws2tcpip.h "struct ip_mreq_source"
5887 check_type ws2tcpip.h "struct ipv6_mreq"
5888 check_type winsock2.h "struct pollfd"
5889 check_struct winsock2.h "struct sockaddr" sa_len
5890 check_type ws2tcpip.h "struct sockaddr_in6"
5891 check_type ws2tcpip.h "struct sockaddr_storage"
5897 check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
5898 check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
5899 check_builtin MemoryBarrier windows.h "MemoryBarrier()"
5900 check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
5901 check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
5902 check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
5903 check_builtin x264_csp_bgr "stdint.h x264.h" "X264_CSP_BGR"
5905 case "$custom_allocator" in
5907 # jemalloc by default does not use a prefix
5908 require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
5911 require_pkg_config libtcmalloc libtcmalloc gperftools/tcmalloc.h tc_malloc
5916 check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
5917 check_func ${malloc_prefix}memalign && enable memalign
5918 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
5921 check_func_headers stdlib.h arc4random
5922 check_lib clock_gettime time.h clock_gettime || check_lib clock_gettime time.h clock_gettime -lrt
5925 check_func gethrtime
5927 check_func getrusage
5928 check_func gettimeofday
5933 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
5934 check_func_headers time.h nanosleep || check_lib nanosleep time.h nanosleep -lrt
5935 check_func sched_getaffinity
5936 check_func setrlimit
5937 check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
5938 check_func strerror_r
5943 check_func_headers conio.h kbhit
5944 check_func_headers io.h setmode
5945 check_func_headers lzo/lzo1x.h lzo1x_999_compress
5946 check_func_headers mach/mach_time.h mach_absolute_time
5947 check_func_headers stdlib.h getenv
5948 check_func_headers sys/stat.h lstat
5950 check_func_headers windows.h GetProcessAffinityMask
5951 check_func_headers windows.h GetProcessTimes
5952 check_func_headers windows.h GetSystemTimeAsFileTime
5953 check_func_headers windows.h LoadLibrary
5954 check_func_headers windows.h MapViewOfFile
5955 check_func_headers windows.h PeekNamedPipe
5956 check_func_headers windows.h SetConsoleTextAttribute
5957 check_func_headers windows.h SetConsoleCtrlHandler
5958 check_func_headers windows.h Sleep
5959 check_func_headers windows.h VirtualAlloc
5960 check_func_headers glob.h glob
5962 check_lib xlib "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
5964 check_headers direct.h
5965 check_headers dirent.h
5966 check_headers dxgidebug.h
5967 check_headers dxva.h
5968 check_headers dxva2api.h -D_WIN32_WINNT=0x0600
5970 check_headers linux/perf_event.h
5971 check_headers libcrystalhd/libcrystalhd_if.h
5972 check_headers malloc.h
5973 check_headers net/udplite.h
5974 check_headers poll.h
5975 check_headers sys/param.h
5976 check_headers sys/resource.h
5977 check_headers sys/select.h
5978 check_headers sys/time.h
5979 check_headers sys/un.h
5980 check_headers termios.h
5981 check_headers unistd.h
5982 check_headers valgrind/valgrind.h
5983 check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
5984 check_headers windows.h
5985 check_headers X11/extensions/XvMClib.h
5986 check_headers asm/types.h
5988 # it seems there are versions of clang in some distros that try to use the
5989 # gcc headers, which explodes for stdatomic
5990 # so we also check that atomics actually work here
5991 check_builtin stdatomic stdatomic.h "atomic_int foo, bar = ATOMIC_VAR_INIT(-1); atomic_store(&foo, 0); foo += bar"
5993 check_lib advapi32 "windows.h" RegCloseKey -ladvapi32
5994 check_lib bcrypt "windows.h bcrypt.h" BCryptGenRandom -lbcrypt &&
5995 check_cpp_condition bcrypt bcrypt.h "defined BCRYPT_RNG_ALGORITHM"
5996 check_lib ole32 "windows.h" CoTaskMemFree -lole32
5997 check_lib shell32 "windows.h shellapi.h" CommandLineToArgvW -lshell32
5998 check_lib psapi "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
6000 check_lib android android/native_window.h ANativeWindow_acquire -landroid
6001 check_lib mediandk "stdint.h media/NdkImage.h" AImage_delete -lmediandk
6002 check_lib camera2ndk "stdbool.h stdint.h camera/NdkCameraManager.h" ACameraManager_create -lcamera2ndk
6004 enabled appkit && check_apple_framework AppKit
6005 enabled audiotoolbox && check_apple_framework AudioToolbox
6006 enabled avfoundation && check_apple_framework AVFoundation
6007 enabled coreimage && check_apple_framework CoreImage
6008 enabled videotoolbox && check_apple_framework VideoToolbox
6010 check_apple_framework CoreFoundation
6011 check_apple_framework CoreMedia
6012 check_apple_framework CoreVideo
6014 enabled avfoundation && {
6015 disable coregraphics applicationservices
6016 check_lib coregraphics CoreGraphics/CoreGraphics.h CGGetActiveDisplayList "-framework CoreGraphics" ||
6017 check_lib applicationservices ApplicationServices/ApplicationServices.h CGGetActiveDisplayList "-framework ApplicationServices"; }
6019 enabled videotoolbox && {
6020 check_lib coreservices CoreServices/CoreServices.h UTGetOSTypeFromString "-framework CoreServices"
6021 check_func_headers CoreMedia/CMFormatDescription.h kCMVideoCodecType_HEVC "-framework CoreMedia"
6022 check_func_headers CoreVideo/CVPixelBuffer.h kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange "-framework CoreVideo"
6025 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
6027 check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
6028 check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
6029 check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
6030 check_type "windows.h d3d11.h" "ID3D11VideoContext"
6031 check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
6033 check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
6035 if enabled cuda_sdk; then
6036 warn "Option --enable-cuda-sdk is deprecated. Use --enable-cuda-nvcc instead."
6040 if ! disabled ffnvcodec; then
6041 ffnv_hdr_list="ffnvcodec/nvEncodeAPI.h ffnvcodec/dynlink_cuda.h ffnvcodec/dynlink_cuviddec.h ffnvcodec/dynlink_nvcuvid.h"
6042 check_pkg_config ffnvcodec "ffnvcodec >= 9.0.18.0" "$ffnv_hdr_list" "" || \
6043 check_pkg_config ffnvcodec "ffnvcodec >= 8.2.15.8 ffnvcodec < 8.3" "$ffnv_hdr_list" "" || \
6044 check_pkg_config ffnvcodec "ffnvcodec >= 8.1.24.9 ffnvcodec < 8.2" "$ffnv_hdr_list" "" || \
6045 check_pkg_config ffnvcodec "ffnvcodec >= 8.0.14.9 ffnvcodec < 8.1" "$ffnv_hdr_list" ""
6048 check_cpp_condition winrt windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)"
6050 if ! disabled w32threads && ! enabled pthreads; then
6051 check_func_headers "windows.h process.h" _beginthreadex &&
6052 check_type "windows.h" CONDITION_VARIABLE &&
6053 check_type "windows.h" INIT_ONCE &&
6054 enable w32threads || disable w32threads
6055 if ! enabled w32threads && enabled winrt; then
6056 check_func_headers "windows.h" CreateThread &&
6057 enable w32threads || disable w32threads
6061 # check for some common methods of building with pthread support
6062 # do this before the optional library checks as some of them require pthreads
6063 if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
6064 if check_lib pthreads pthread.h pthread_join -pthread &&
6065 check_lib pthreads pthread.h pthread_create -pthread; then
6067 elif check_lib pthreads pthread.h pthread_join -pthreads &&
6068 check_lib pthreads pthread.h pthread_create -pthreads; then
6069 add_cflags -pthreads
6070 elif check_lib pthreads pthread.h pthread_join -ldl -pthread &&
6071 check_lib pthreads pthread.h pthread_create -ldl -pthread; then
6072 add_cflags -ldl -pthread
6073 elif check_lib pthreads pthread.h pthread_join -lpthreadGC2 &&
6074 check_lib pthreads pthread.h pthread_create -lpthreadGC2; then
6076 elif check_lib pthreads pthread.h pthread_join -lpthread &&
6077 check_lib pthreads pthread.h pthread_create -lpthread; then
6079 elif check_func pthread_join && check_func pthread_create; then
6082 check_cc pthreads "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER"
6084 if enabled pthreads; then
6085 check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" $pthreads_extralibs
6086 check_func pthread_cancel $pthreads_extralibs
6090 enabled zlib && { check_pkg_config zlib zlib "zlib.h" zlibVersion ||
6091 check_lib zlib zlib.h zlibVersion -lz; }
6092 enabled bzlib && check_lib bzlib bzlib.h BZ2_bzlibVersion -lbz2
6093 enabled lzma && check_lib lzma lzma.h lzma_version_number -llzma
6095 # On some systems dynamic loading requires no extra linker flags
6096 check_lib libdl dlfcn.h "dlopen dlsym" || check_lib libdl dlfcn.h "dlopen dlsym" -ldl
6098 check_lib libm math.h sin -lm
6106 for func in $MATH_FUNCS; do
6107 eval check_mathfunc $func \${${func}_args:-1} $libm_extralibs
6110 for func in $COMPLEX_FUNCS; do
6111 eval check_complexfunc $func \${${func}_args:-1}
6114 # these are off by default, so fail if requested and not available
6115 enabled cuda_nvcc && { check_nvcc || die "ERROR: failed checking for nvcc."; }
6116 enabled chromaprint && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
6117 enabled decklink && { require_headers DeckLinkAPI.h &&
6118 { test_cpp_condition DeckLinkAPIVersion.h "BLACKMAGIC_DECKLINK_API_VERSION >= 0x0a090500" || die "ERROR: Decklink API version must be >= 10.9.5."; } }
6119 enabled frei0r && require_headers "frei0r.h dlfcn.h"
6120 enabled gmp && require gmp gmp.h mpz_export -lgmp
6121 enabled gnutls && require_pkg_config gnutls gnutls gnutls/gnutls.h gnutls_global_init
6122 enabled jni && { [ $target_os = "android" ] && check_headers jni.h && enabled pthreads || die "ERROR: jni not found"; }
6123 enabled ladspa && require_headers "ladspa.h dlfcn.h"
6124 enabled libaom && require_pkg_config libaom "aom >= 1.0.0" aom/aom_codec.h aom_codec_version
6125 enabled libaribb24 && { check_pkg_config libaribb24 "aribb24 > 1.0.3" "aribb24/aribb24.h" arib_instance_new ||
6126 { enabled gpl && require_pkg_config libaribb24 aribb24 "aribb24/aribb24.h" arib_instance_new; } ||
6127 die "ERROR: libaribb24 requires version higher than 1.0.3 or --enable-gpl."; }
6128 enabled lv2 && require_pkg_config lv2 lilv-0 "lilv/lilv.h" lilv_world_new
6129 enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
6130 enabled libass && require_pkg_config libass libass ass/ass.h ass_library_init
6131 enabled libbluray && require_pkg_config libbluray libbluray libbluray/bluray.h bd_open
6132 enabled libbs2b && require_pkg_config libbs2b libbs2b bs2b.h bs2b_open
6133 enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
6134 { check_lib libcelt celt/celt.h celt_decoder_create_custom -lcelt0 ||
6135 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
6136 enabled libcaca && require_pkg_config libcaca caca caca.h caca_create_canvas
6137 enabled libcodec2 && require libcodec2 codec2/codec2.h codec2_create -lcodec2
6138 enabled libdav1d && require_pkg_config libdav1d "dav1d >= 0.2.1" "dav1d/dav1d.h" dav1d_version
6139 enabled libdavs2 && require_pkg_config libdavs2 "davs2 >= 1.6.0" davs2.h davs2_decoder_open
6140 enabled libdc1394 && require_pkg_config libdc1394 libdc1394-2 dc1394/dc1394.h dc1394_new
6141 enabled libdrm && require_pkg_config libdrm libdrm xf86drm.h drmGetVersion
6142 enabled libfdk_aac && { check_pkg_config libfdk_aac fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
6143 { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
6144 warn "using libfdk without pkg-config"; } }
6145 flite_extralibs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
6146 enabled libflite && require libflite "flite/flite.h" flite_init $flite_extralibs
6147 enabled fontconfig && enable libfontconfig
6148 enabled libfontconfig && require_pkg_config libfontconfig fontconfig "fontconfig/fontconfig.h" FcInit
6149 enabled libfreetype && require_pkg_config libfreetype freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
6150 enabled libfribidi && require_pkg_config libfribidi fribidi fribidi.h fribidi_version_info
6151 enabled libgme && { check_pkg_config libgme libgme gme/gme.h gme_new_emu ||
6152 require libgme gme/gme.h gme_new_emu -lgme -lstdc++; }
6153 enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
6154 check_lib libgsm "${gsm_hdr}" gsm_create -lgsm && break;
6155 done || die "ERROR: libgsm not found"; }
6156 enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc $pthreads_extralibs
6157 enabled libklvanc && require libklvanc libklvanc/vanc.h klvanc_context_create -lklvanc
6158 enabled libkvazaar && require_pkg_config libkvazaar "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
6159 enabled liblensfun && require_pkg_config liblensfun lensfun lensfun.h lf_db_new
6160 # While it may appear that require is being used as a pkg-config
6161 # fallback for libmfx, it is actually being used to detect a different
6162 # installation route altogether. If libmfx is installed via the Intel
6163 # Media SDK or Intel Media Server Studio, these don't come with
6164 # pkg-config support. Instead, users should make sure that the build
6165 # can find the libraries and headers through other means.
6166 enabled libmfx && { check_pkg_config libmfx libmfx "mfx/mfxvideo.h" MFXInit ||
6167 { require libmfx "mfx/mfxvideo.h" MFXInit "-llibmfx $advapi32_extralibs" && warn "using libmfx without pkg-config"; } }
6168 enabled libmodplug && require_pkg_config libmodplug libmodplug libmodplug/modplug.h ModPlug_Load
6169 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs
6170 enabled libmysofa && { check_pkg_config libmysofa libmysofa mysofa.h mysofa_load ||
6171 require libmysofa mysofa.h mysofa_load -lmysofa $zlib_extralibs; }
6172 enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc -lnppidei ||
6173 check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppc -lnppidei ||
6174 die "ERROR: libnpp not found"; }
6175 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
6176 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
6177 enabled libopencv && { check_headers opencv2/core/core_c.h &&
6178 { check_pkg_config libopencv opencv opencv2/core/core_c.h cvCreateImageHeader ||
6179 require libopencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
6180 require_pkg_config libopencv opencv opencv/cxcore.h cvCreateImageHeader; }
6181 enabled libopenh264 && require_pkg_config libopenh264 openh264 wels/codec_api.h WelsGetCodecVersion
6182 enabled libopenjpeg && { check_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version ||
6183 { require_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } }
6184 enabled libopenmpt && require_pkg_config libopenmpt "libopenmpt >= 0.2.6557" libopenmpt/libopenmpt.h openmpt_module_create -lstdc++ && append libopenmpt_extralibs "-lstdc++"
6185 enabled libopus && {
6186 enabled libopus_decoder && {
6187 require_pkg_config libopus opus opus_multistream.h opus_multistream_decoder_create
6189 enabled libopus_encoder && {
6190 require_pkg_config libopus opus opus_multistream.h opus_multistream_surround_encoder_create
6193 enabled libpulse && require_pkg_config libpulse libpulse pulse/pulseaudio.h pa_context_new
6194 enabled librsvg && require_pkg_config librsvg librsvg-2.0 librsvg-2.0/librsvg/rsvg.h rsvg_handle_render_cairo
6195 enabled librtmp && require_pkg_config librtmp librtmp librtmp/rtmp.h RTMP_Socket
6196 enabled librubberband && require_pkg_config librubberband "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new -lstdc++ && append librubberband_extralibs "-lstdc++"
6197 enabled libshine && require_pkg_config libshine shine shine/layer3.h shine_encode_buffer
6198 enabled libsmbclient && { check_pkg_config libsmbclient smbclient libsmbclient.h smbc_init ||
6199 require libsmbclient libsmbclient.h smbc_init -lsmbclient; }
6200 enabled libsnappy && require libsnappy snappy-c.h snappy_compress -lsnappy -lstdc++
6201 enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
6202 enabled libssh && require_pkg_config libssh libssh libssh/sftp.h sftp_init
6203 enabled libspeex && require_pkg_config libspeex speex speex/speex.h speex_decoder_init
6204 enabled libsrt && require_pkg_config libsrt "srt >= 1.3.0" srt/srt.h srt_socket
6205 enabled libtensorflow && require libtensorflow tensorflow/c/c_api.h TF_Version -ltensorflow
6206 enabled libtesseract && require_pkg_config libtesseract tesseract tesseract/capi.h TessBaseAPICreate
6207 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
6208 enabled libtls && require_pkg_config libtls libtls tls.h tls_configure
6209 enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
6210 { check_lib libtwolame twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
6211 die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
6212 enabled libv4l2 && require_pkg_config libv4l2 libv4l2 libv4l2.h v4l2_ioctl
6213 enabled libvidstab && require_pkg_config libvidstab "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
6214 enabled libvmaf && require_pkg_config libvmaf "libvmaf >= 1.3.9" libvmaf.h compute_vmaf
6215 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
6216 enabled libvorbis && require_pkg_config libvorbis vorbis vorbis/codec.h vorbis_info_init &&
6217 require_pkg_config libvorbisenc vorbisenc vorbis/vorbisenc.h vorbis_encode_init
6220 enabled libvpx_vp8_decoder && {
6221 check_pkg_config libvpx_vp8_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
6222 check_lib libvpx_vp8_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp8_dx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6224 enabled libvpx_vp8_encoder && {
6225 check_pkg_config libvpx_vp8_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
6226 check_lib libvpx_vp8_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp8_cx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6228 enabled libvpx_vp9_decoder && {
6229 check_pkg_config libvpx_vp9_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
6230 check_lib libvpx_vp9_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6232 enabled libvpx_vp9_encoder && {
6233 check_pkg_config libvpx_vp9_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
6234 check_lib libvpx_vp9_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs $pthreads_extralibs"
6236 if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
6237 die "libvpx enabled but no supported decoders found"
6241 enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
6242 enabled libwebp && {
6243 enabled libwebp_encoder && require_pkg_config libwebp "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
6244 enabled libwebp_anim_encoder && check_pkg_config libwebp_anim_encoder "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit; }
6245 enabled libx264 && { check_pkg_config libx264 x264 "stdint.h x264.h" x264_encoder_encode ||
6246 { require libx264 "stdint.h x264.h" x264_encoder_encode "-lx264 $pthreads_extralibs $libm_extralibs" &&
6247 warn "using libx264 without pkg-config"; } } &&
6248 require_cpp_condition libx264 x264.h "X264_BUILD >= 118" &&
6249 check_cpp_condition libx262 x264.h "X264_MPEG2"
6250 enabled libx265 && require_pkg_config libx265 x265 x265.h x265_api_get &&
6251 require_cpp_condition libx265 x265.h "X265_BUILD >= 68"
6252 enabled libxavs && require libxavs "stdint.h xavs.h" xavs_encoder_encode "-lxavs $pthreads_extralibs $libm_extralibs"
6253 enabled libxavs2 && require_pkg_config libxavs2 "xavs2 >= 1.3.0" "stdint.h xavs2.h" xavs2_api_get
6254 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
6255 enabled libzimg && require_pkg_config libzimg "zimg >= 2.7.0" zimg.h zimg_get_api_version
6256 enabled libzmq && require_pkg_config libzmq libzmq zmq.h zmq_ctx_new
6257 enabled libzvbi && require_pkg_config libzvbi zvbi-0.2 libzvbi.h vbi_decoder_new &&
6258 { test_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
6259 enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
6260 enabled libxml2 && require_pkg_config libxml2 libxml-2.0 libxml2/libxml/xmlversion.h xmlCheckVersion
6261 enabled mbedtls && { check_pkg_config mbedtls mbedtls mbedtls/x509_crt.h mbedtls_x509_crt_init ||
6262 check_pkg_config mbedtls mbedtls mbedtls/ssl.h mbedtls_ssl_init ||
6263 check_lib mbedtls mbedtls/ssl.h mbedtls_ssl_init -lmbedtls -lmbedx509 -lmbedcrypto ||
6264 die "ERROR: mbedTLS not found"; }
6265 enabled mediacodec && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
6266 enabled mmal && { check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
6267 { ! enabled cross_compile &&
6268 add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline &&
6269 add_ldflags -L/opt/vc/lib/ &&
6270 check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host; } ||
6271 die "ERROR: mmal not found" &&
6272 check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"; }
6273 enabled openal && { { for al_extralibs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
6274 check_lib openal 'AL/al.h' alGetError "${al_extralibs}" && break; done } ||
6275 die "ERROR: openal not found"; } &&
6276 { test_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
6277 die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
6278 enabled opencl && { check_pkg_config opencl OpenCL CL/cl.h clEnqueueNDRangeKernel ||
6279 check_lib opencl OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
6280 check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
6281 die "ERROR: opencl not found"; } &&
6282 { test_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
6283 test_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
6284 die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
6285 enabled opengl && { check_lib opengl GL/glx.h glXGetProcAddress "-lGL" ||
6286 check_lib opengl windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
6287 check_lib opengl OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
6288 check_lib opengl ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
6289 die "ERROR: opengl not found."
6291 enabled omx && require_headers OMX_Core.h
6292 enabled omx_rpi && { check_headers OMX_Core.h ||
6293 { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_headers OMX_Core.h ; } ||
6294 die "ERROR: OpenMAX IL headers not found"; } && enable omx
6295 enabled openssl && { check_pkg_config openssl openssl openssl/ssl.h OPENSSL_init_ssl ||
6296 check_pkg_config openssl openssl openssl/ssl.h SSL_library_init ||
6297 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto ||
6298 check_lib openssl openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
6299 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
6300 die "ERROR: openssl not found"; }
6301 enabled rkmpp && { require_pkg_config rkmpp rockchip_mpp rockchip/rk_mpi.h mpp_create &&
6302 require_pkg_config rockchip_mpp "rockchip_mpp >= 1.3.7" rockchip/rk_mpi.h mpp_create &&
6304 die "ERROR: rkmpp requires --enable-libdrm"; }
6306 enabled vapoursynth && require_pkg_config vapoursynth "vapoursynth-script >= 42" VSScript.h vsscript_init
6309 if enabled gcrypt; then
6310 GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
6311 if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
6312 gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
6313 gcrypt_extralibs=$("${GCRYPT_CONFIG}" --libs)
6314 check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_extralibs ||
6315 die "ERROR: gcrypt not found"
6316 add_cflags $gcrypt_cflags
6318 require gcrypt gcrypt.h gcry_mpi_new -lgcrypt
6322 if enabled sdl2; then
6323 SDL2_CONFIG="${cross_prefix}sdl2-config"
6324 test_pkg_config sdl2 "sdl2 >= 2.0.1 sdl2 < 2.1.0" SDL_events.h SDL_PollEvent
6325 if disabled sdl2 && "${SDL2_CONFIG}" --version > /dev/null 2>&1; then
6326 sdl2_cflags=$("${SDL2_CONFIG}" --cflags)
6327 sdl2_extralibs=$("${SDL2_CONFIG}" --libs)
6328 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
6329 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
6330 check_func_headers SDL_events.h SDL_PollEvent $sdl2_extralibs $sdl2_cflags &&
6333 if test $target_os = "mingw32"; then
6334 sdl2_extralibs=$(filter_out '-mwindows' $sdl2_extralibs)
6338 if enabled decklink; then
6340 mingw32*|mingw64*|win32|win64)
6341 decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
6342 decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
6347 enabled securetransport &&
6348 check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
6349 check_lib securetransport "Security/SecureTransport.h Security/Security.h" "SSLCreateContext" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" ||
6350 disable securetransport
6352 enabled securetransport &&
6353 check_func SecItemImport "-Wl,-framework,CoreFoundation -Wl,-framework,Security"
6356 check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
6357 test_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" &&
6358 schannel_extralibs="-lsecur32" ||
6361 makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
6363 && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
6364 && enable makeinfo_html || disable makeinfo_html
6365 disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
6366 perl -v > /dev/null 2>&1 && enable perl || disable perl
6367 pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
6368 rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
6370 # check V4L2 codecs available in the API
6371 check_headers linux/fb.h
6372 check_headers linux/videodev2.h
6373 test_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6374 check_cc v4l2_m2m linux/videodev2.h "int i = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_VIDEO_M2M | V4L2_BUF_FLAG_LAST;"
6375 check_cc vc1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VC1_ANNEX_G;"
6376 check_cc mpeg1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG1;"
6377 check_cc mpeg2_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG2;"
6378 check_cc mpeg4_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG4;"
6379 check_cc hevc_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_HEVC;"
6380 check_cc h263_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H263;"
6381 check_cc h264_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H264;"
6382 check_cc vp8_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP8;"
6383 check_cc vp9_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP9;"
6385 check_headers sys/videoio.h
6386 test_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6388 check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
6389 check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
6390 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
6391 # w32api 3.12 had it defined wrong
6392 check_cpp_condition vfwcap_defines vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER"
6394 check_type "dshow.h" IBaseFilter
6396 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
6397 check_headers "dev/bktr/ioctl_meteor.h dev/bktr/ioctl_bt848.h" ||
6398 check_headers "machine/ioctl_meteor.h machine/ioctl_bt848.h" ||
6399 check_headers "dev/video/meteor/ioctl_meteor.h dev/video/bktr/ioctl_bt848.h" ||
6400 check_headers "dev/ic/bt8xx.h"
6402 if check_struct sys/soundcard.h audio_buf_info bytes; then
6403 enable_sanitized sys/soundcard.h
6405 test_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_sanitized sys/soundcard.h
6406 #include <sys/soundcard.h>
6411 enabled alsa && check_pkg_config alsa alsa "alsa/asoundlib.h" snd_pcm_htimestamp ||
6412 check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
6415 require_pkg_config libjack jack jack/jack.h jack_port_get_latency_range
6417 enabled sndio && check_lib sndio sndio.h sio_open -lsndio
6419 if enabled libcdio; then
6420 check_pkg_config libcdio libcdio_paranoia "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open ||
6421 check_pkg_config libcdio libcdio_paranoia "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open ||
6422 check_lib libcdio "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6423 check_lib libcdio "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6424 die "ERROR: No usable libcdio/cdparanoia found"
6427 enabled libxcb && check_pkg_config libxcb "xcb >= 1.4" xcb/xcb.h xcb_connect ||
6428 disable libxcb_shm libxcb_shape libxcb_xfixes
6430 if enabled libxcb; then
6431 enabled libxcb_shm && check_pkg_config libxcb_shm xcb-shm xcb/shm.h xcb_shm_attach
6432 enabled libxcb_shape && check_pkg_config libxcb_shape xcb-shape xcb/shape.h xcb_shape_get_rectangles
6433 enabled libxcb_xfixes && check_pkg_config libxcb_xfixes xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image
6436 check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
6438 # d3d11va requires linking directly to dxgi and d3d11 if not building for
6439 # the desktop api partition
6440 test_cpp <<EOF && enable uwp && d3d11va_extralibs="-ldxgi -ld3d11"
6441 #ifdef WINAPI_FAMILY
6442 #include <winapifamily.h>
6443 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
6444 #error desktop, not uwp
6446 // WINAPI_FAMILY_APP, WINAPI_FAMILY_PHONE_APP => UWP
6449 #error no family set
6454 check_pkg_config vaapi "libva >= 0.35.0" "va/va.h" vaInitialize
6456 if enabled vaapi; then
6457 check_pkg_config vaapi_drm "libva-drm" "va/va_drm.h" vaGetDisplayDRM
6459 if enabled xlib; then
6460 check_pkg_config vaapi_x11 "libva-x11" "va/va_x11.h" vaGetDisplay
6463 check_cpp_condition vaapi_1 "va/va.h" "VA_CHECK_VERSION(1, 0, 0)"
6465 check_type "va/va.h va/va_dec_hevc.h" "VAPictureParameterBufferHEVC"
6466 check_struct "va/va.h" "VADecPictureParameterBufferVP9" bit_depth
6467 check_struct "va/va.h va/va_vpp.h" "VAProcPipelineCaps" rotation_flags
6468 check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
6469 check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG"
6470 check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8"
6471 check_type "va/va.h va/va_enc_vp9.h" "VAEncPictureParameterBufferVP9"
6474 if enabled_all opencl libdrm ; then
6475 check_type "CL/cl_intel.h" "clCreateImageFromFdINTEL_fn" &&
6476 enable opencl_drm_beignet
6477 check_func_headers "CL/cl_ext.h" clImportMemoryARM &&
6478 enable opencl_drm_arm
6481 if enabled_all opencl vaapi ; then
6482 if enabled opencl_drm_beignet ; then
6483 enable opencl_vaapi_beignet
6485 check_type "CL/cl.h CL/cl_va_api_media_sharing_intel.h" "clCreateFromVA_APIMediaSurfaceINTEL_fn" &&
6486 enable opencl_vaapi_intel_media
6490 if enabled_all opencl dxva2 ; then
6491 check_type "CL/cl_dx9_media_sharing.h" cl_dx9_surface_info_khr &&
6495 if enabled_all opencl d3d11va ; then
6496 check_type "CL/cl_d3d11.h" clGetDeviceIDsFromD3D11KHR_fn &&
6501 check_cpp_condition vdpau vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP"
6504 check_lib vdpau_x11 "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau -lX11
6506 enabled crystalhd && check_lib crystalhd "stdint.h libcrystalhd/libcrystalhd_if.h" DtsCrystalHDVersion -lcrystalhd
6508 if enabled x86; then
6510 mingw32*|mingw64*|win32|win64|linux|cygwin*)
6513 disable ffnvcodec cuvid nvdec nvenc
6516 elif enabled ppc64 && ! enabled bigendian; then
6521 disable ffnvcodec cuvid nvdec nvenc
6525 disable ffnvcodec cuvid nvdec nvenc
6528 enabled ffnvcodec && enable cuda
6531 test_cc -I$source_path <<EOF || disable nvenc
6532 #include <ffnvcodec/nvEncodeAPI.h>
6533 NV_ENCODE_API_FUNCTION_LIST flist;
6534 void f(void) { struct { const GUID guid; } s[] = { { NV_ENC_PRESET_HQ_GUID } }; }
6535 int main(void) { return 0; }
6539 check_cpp_condition amf "AMF/core/Version.h" \
6540 "(AMF_VERSION_MAJOR << 48 | AMF_VERSION_MINOR << 32 | AMF_VERSION_RELEASE << 16 | AMF_VERSION_BUILD_NUM) >= 0x0001000400040001"
6542 # Funny iconv installations are not unusual, so check it after all flags have been set
6543 if enabled libc_iconv; then
6544 check_func_headers iconv.h iconv
6545 elif enabled iconv; then
6546 check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv
6549 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
6551 # add some useful compiler flags if supported
6552 check_cflags -Wdeclaration-after-statement
6554 check_cflags -Wdisabled-optimization
6555 check_cflags -Wpointer-arith
6556 check_cflags -Wredundant-decls
6557 check_cflags -Wwrite-strings
6558 check_cflags -Wtype-limits
6559 check_cflags -Wundef
6560 check_cflags -Wmissing-prototypes
6561 check_cflags -Wno-pointer-to-int-cast
6562 check_cflags -Wstrict-prototypes
6563 check_cflags -Wempty-body
6565 if enabled extra_warnings; then
6566 check_cflags -Wcast-qual
6567 check_cflags -Wextra
6568 check_cflags -Wpedantic
6571 check_disable_warning(){
6572 warning_flag=-W${1#-Wno-}
6573 test_cflags $unknown_warning_flags $warning_flag && add_cflags $1
6576 test_cflags -Werror=unused-command-line-argument &&
6577 append unknown_warning_flags "-Werror=unused-command-line-argument"
6578 test_cflags -Werror=unknown-warning-option &&
6579 append unknown_warning_flags "-Werror=unknown-warning-option"
6581 check_disable_warning -Wno-parentheses
6582 check_disable_warning -Wno-switch
6583 check_disable_warning -Wno-format-zero-length
6584 check_disable_warning -Wno-pointer-sign
6585 check_disable_warning -Wno-unused-const-variable
6586 check_disable_warning -Wno-bool-operation
6587 check_disable_warning -Wno-char-subscripts
6589 check_disable_warning_headers(){
6590 warning_flag=-W${1#-Wno-}
6591 test_cflags $warning_flag && add_cflags_headers $1
6594 check_disable_warning_headers -Wno-deprecated-declarations
6595 check_disable_warning_headers -Wno-unused-variable
6597 test_cc <<EOF && enable blocks_extension
6598 void (^block)(void);
6601 # add some linker flags
6602 check_ldflags -Wl,--warn-common
6603 check_ldflags -Wl,-rpath-link=:libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
6604 enabled rpath && add_ldexeflags -Wl,-rpath,$libdir && add_ldsoflags -Wl,-rpath,$libdir
6605 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
6607 # add some strip flags
6610 enabled neon_clobber_test &&
6611 check_ldflags -Wl,--wrap,avcodec_open2 \
6612 -Wl,--wrap,avcodec_decode_audio4 \
6613 -Wl,--wrap,avcodec_decode_video2 \
6614 -Wl,--wrap,avcodec_decode_subtitle2 \
6615 -Wl,--wrap,avcodec_encode_audio2 \
6616 -Wl,--wrap,avcodec_encode_video2 \
6617 -Wl,--wrap,avcodec_encode_subtitle \
6618 -Wl,--wrap,avcodec_send_packet \
6619 -Wl,--wrap,avcodec_receive_packet \
6620 -Wl,--wrap,avcodec_send_frame \
6621 -Wl,--wrap,avcodec_receive_frame \
6622 -Wl,--wrap,swr_convert \
6623 -Wl,--wrap,avresample_convert ||
6624 disable neon_clobber_test
6626 enabled xmm_clobber_test &&
6627 check_ldflags -Wl,--wrap,avcodec_open2 \
6628 -Wl,--wrap,avcodec_decode_audio4 \
6629 -Wl,--wrap,avcodec_decode_video2 \
6630 -Wl,--wrap,avcodec_decode_subtitle2 \
6631 -Wl,--wrap,avcodec_encode_audio2 \
6632 -Wl,--wrap,avcodec_encode_video2 \
6633 -Wl,--wrap,avcodec_encode_subtitle \
6634 -Wl,--wrap,avcodec_send_packet \
6635 -Wl,--wrap,avcodec_receive_packet \
6636 -Wl,--wrap,avcodec_send_frame \
6637 -Wl,--wrap,avcodec_receive_frame \
6638 -Wl,--wrap,swr_convert \
6639 -Wl,--wrap,avresample_convert \
6640 -Wl,--wrap,sws_scale ||
6641 disable xmm_clobber_test
6643 check_ld "cc" proper_dce <<EOF
6644 extern const int array[512];
6645 static inline int func(void) { return array[0]; }
6646 int main(void) { return 0; }
6649 if enabled proper_dce; then
6650 echo "X { local: *; };" > $TMPV
6651 if test_ldflags -Wl,${version_script},$TMPV; then
6652 append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
6654 test_cc <<EOF && enable symver_asm_label
6655 void ff_foo(void) __asm__ ("av_foo@VERSION");
6656 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
6658 test_cc <<EOF && enable symver_gnu_asm
6659 __asm__(".symver ff_foo,av_foo@VERSION");
6660 void ff_foo(void) {}
6665 if [ -z "$optflags" ]; then
6666 if enabled small; then
6667 optflags=$cflags_size
6668 elif enabled optimizations; then
6669 optflags=$cflags_speed
6671 optflags=$cflags_noopt
6675 if [ -z "$nvccflags" ]; then
6676 nvccflags=$nvccflags_default
6679 if enabled x86_64 || enabled ppc64 || enabled aarch64; then
6680 nvccflags="$nvccflags -m64"
6682 nvccflags="$nvccflags -m32"
6687 enabled lto && check_ldflags "$@"
6690 check_optflags $optflags
6691 check_optflags -fno-math-errno
6692 check_optflags -fno-signed-zeros
6694 if enabled lto; then
6695 test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
6697 check_ldflags -flto $cpuflags
6698 disable inline_asm_direct_symbol_refs
6701 enabled ftrapv && check_cflags -ftrapv
6703 test_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
6708 if enabled icc; then
6709 # Just warnings, no remarks
6711 # -wd: Disable following warnings
6712 # 144, 167, 556: -Wno-pointer-sign
6713 # 188: enumerated type mixed with another type
6714 # 1292: attribute "foo" ignored
6715 # 1419: external declaration in primary source file
6716 # 10006: ignoring unknown option -fno-signed-zeros
6717 # 10148: ignoring unknown option -Wno-parentheses
6718 # 10156: ignoring option '-W'; no argument required
6719 # 13200: No EMMS instruction before call to function
6720 # 13203: No EMMS instruction before return from function
6721 check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
6722 # 11030: Warning unknown option --as-needed
6723 # 10156: ignoring option '-export'; no argument required
6724 check_ldflags -wd10156,11030
6725 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
6726 enable ebp_available
6727 # The test above does not test linking
6728 enabled lto && disable symver_asm_label
6729 if enabled x86_32; then
6730 icc_version=$($cc -dumpversion)
6731 test ${icc_version%%.*} -ge 11 &&
6732 check_cflags -falign-stack=maintain-16-byte ||
6733 disable aligned_stack
6735 elif enabled gcc; then
6736 check_optflags -fno-tree-vectorize
6737 check_cflags -Werror=format-security
6738 check_cflags -Werror=implicit-function-declaration
6739 check_cflags -Werror=missing-prototypes
6740 check_cflags -Werror=return-type
6741 check_cflags -Werror=vla
6742 check_cflags -Wformat
6743 check_cflags -fdiagnostics-color=auto
6744 enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
6745 if enabled x86_32; then
6748 # BSDs don't guarantee a 16 byte aligned stack, but we can
6749 # request GCC to try to maintain 16 byte alignment throughout
6750 # function calls. Library entry points that might call assembly
6751 # functions align the stack. (The parameter means 2^4 bytes.)
6752 check_cflags -mpreferred-stack-boundary=4
6756 elif enabled llvm_gcc; then
6757 check_cflags -mllvm -stack-alignment=16
6758 elif enabled clang; then
6759 if enabled x86_32; then
6760 # Clang doesn't support maintaining alignment without assuming the
6761 # same alignment in every function. If 16 byte alignment would be
6762 # enabled, one would also have to either add attribute_align_arg on
6763 # every single entry point into the libraries or enable -mstackrealign
6764 # (doing stack realignment in every single function).
6766 mingw32|win32|*bsd*)
6767 disable aligned_stack
6770 check_cflags -mllvm -stack-alignment=16
6771 check_cflags -mstack-alignment=16
6775 check_cflags -mllvm -stack-alignment=16
6776 check_cflags -mstack-alignment=16
6778 check_cflags -Qunused-arguments
6779 check_cflags -Werror=implicit-function-declaration
6780 check_cflags -Werror=missing-prototypes
6781 check_cflags -Werror=return-type
6782 elif enabled cparser; then
6783 add_cflags -Wno-missing-variable-declarations
6784 add_cflags -Wno-empty-statement
6785 elif enabled armcc; then
6786 add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
6787 add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
6788 # 2523: use of inline assembly is deprecated
6789 add_cflags -W${armcc_opt},--diag_suppress=2523
6790 add_cflags -W${armcc_opt},--diag_suppress=1207
6791 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
6792 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
6793 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
6794 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
6795 elif enabled pathscale; then
6796 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
6798 elif enabled_any msvc icl; then
6799 enabled x86_32 && disable aligned_stack
6800 enabled_all x86_32 debug && add_cflags -Oy-
6801 enabled debug && add_ldflags -debug
6802 enable pragma_deprecated
6803 if enabled icl; then
6804 # -Qansi-alias is basically -fstrict-aliasing, but does not work
6805 # (correctly) on icl 13.x.
6806 test_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
6807 add_cflags -Qansi-alias
6808 # Some inline asm is not compilable in debug
6809 if enabled debug; then
6810 disable ebp_available
6811 disable ebx_available
6814 # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
6815 check_cpp_condition log2 crtversion.h "_VC_CRT_MAJOR_VERSION >= 12"
6816 # The CRT headers contain __declspec(restrict) in a few places, but if redefining
6817 # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict)
6818 # (as it ends up if the restrict redefine is done before including stdlib.h), while
6819 # MSVC 2013 and newer can handle it fine.
6820 # If this declspec fails, force including stdlib.h before the restrict redefinition
6821 # happens in config.h.
6822 if [ $restrict_keyword != restrict ]; then
6823 test_cc <<EOF || add_cflags -FIstdlib.h
6824 __declspec($restrict_keyword) void *foo(int);
6827 # the new SSA optimzer in VS2015 U3 is mis-optimizing some parts of the code
6828 # Issue has been fixed in MSVC v19.00.24218.
6829 test_cpp_condition windows.h "_MSC_FULL_VER >= 190024218" ||
6830 check_cflags -d2SSAOptimizer-
6831 # enable utf-8 source processing on VS2015 U2 and newer
6832 test_cpp_condition windows.h "_MSC_FULL_VER >= 190023918" &&
6836 for pfx in "" host_; do
6837 varname=${pfx%_}cc_type
6838 eval "type=\$$varname"
6839 if [ "$type" = "msvc" ]; then
6840 test_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
6841 static inline int foo(int a) { return a; }
6848 add_asflags -Qunused-arguments
6854 check_ldflags -Qunused-arguments
6858 enable frame_thread_encoder
6860 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
6862 check_deps $CONFIG_LIST \
6867 enabled threads && ! enabled pthreads && ! enabled atomics_native && die "non pthread threading without atomics not supported, try adding --enable-pthreads or --cpu=i486 or higher if you are on x86"
6868 enabled avresample && warn "Building with deprecated library libavresample"
6873 disable posix_memalign
6875 *-dos|freedos|opendos)
6876 if test_cpp_condition sys/version.h "defined(__DJGPP__) && __DJGPP__ == 2 && __DJGPP_MINOR__ == 5"; then
6882 flatten_extralibs(){
6886 for entry in $list; do
6890 for e in $entry_copy; do
6892 *_extralibs) nested_entries="$nested_entries$e ";;
6893 *) flat_entries="$flat_entries$e ";;
6896 eval $entry="\$flat_entries"
6898 append $list_name "$nested_entries"
6900 resolve nested_entries
6901 if test -n "$(filter '*_extralibs' $nested_entries)"; then
6902 flatten_extralibs $list_name
6906 flatten_extralibs_wrapper(){
6908 flatten_extralibs $list_name
6911 eval $list_name=\$\(\$ldflags_filter \$$list_name\)
6912 eval printf \''%s'\' \""\$$list_name"\"
6915 for linkunit in $LIBRARY_LIST; do
6916 unset current_extralibs
6917 eval components=\$$(toupper ${linkunit})_COMPONENTS_LIST
6918 for comp in ${components}; do
6919 enabled $comp || continue
6920 comp_extralibs="${comp}_extralibs"
6921 append current_extralibs $comp_extralibs
6923 eval prepend ${linkunit}_extralibs $current_extralibs
6926 for linkunit in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
6927 eval ${linkunit}_extralibs=\$\(flatten_extralibs_wrapper ${linkunit}_extralibs\)
6930 map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
6932 for thread in $THREADS_LIST; do
6933 if enabled $thread; then
6934 test -n "$thread_type" &&
6935 die "ERROR: Only one thread type must be selected." ||
6936 thread_type="$thread"
6940 if disabled stdatomic; then
6941 if enabled atomics_gcc; then
6942 add_cppflags '-I\$(SRC_PATH)/compat/atomics/gcc'
6943 elif enabled atomics_win32; then
6944 add_cppflags '-I\$(SRC_PATH)/compat/atomics/win32'
6945 elif enabled atomics_suncc; then
6946 add_cppflags '-I\$(SRC_PATH)/compat/atomics/suncc'
6947 elif enabled pthreads; then
6948 add_compat atomics/pthread/stdatomic.o
6949 add_cppflags '-I\$(SRC_PATH)/compat/atomics/pthread'
6951 enabled threads && die "Threading is enabled, but no atomics are available"
6952 add_cppflags '-I\$(SRC_PATH)/compat/atomics/dummy'
6956 # Check if requested libraries were found.
6957 for lib in $AUTODETECT_LIBS; do
6958 requested $lib && ! enabled $lib && die "ERROR: $lib requested but not found";
6961 enabled zlib && add_cppflags -DZLIB_CONST
6963 # conditional library dependencies, in any order
6964 enabled afftdn_filter && prepend avfilter_deps "avcodec"
6965 enabled afftfilt_filter && prepend avfilter_deps "avcodec"
6966 enabled afir_filter && prepend avfilter_deps "avcodec"
6967 enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
6968 enabled aresample_filter && prepend avfilter_deps "swresample"
6969 enabled atempo_filter && prepend avfilter_deps "avcodec"
6970 enabled bm3d_filter && prepend avfilter_deps "avcodec"
6971 enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
6972 enabled convolve_filter && prepend avfilter_deps "avcodec"
6973 enabled deconvolve_filter && prepend avfilter_deps "avcodec"
6974 enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
6975 enabled elbg_filter && prepend avfilter_deps "avcodec"
6976 enabled fftfilt_filter && prepend avfilter_deps "avcodec"
6977 enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
6978 enabled firequalizer_filter && prepend avfilter_deps "avcodec"
6979 enabled mcdeint_filter && prepend avfilter_deps "avcodec"
6980 enabled movie_filter && prepend avfilter_deps "avformat avcodec"
6981 enabled pan_filter && prepend avfilter_deps "swresample"
6982 enabled pp_filter && prepend avfilter_deps "postproc"
6983 enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
6984 enabled resample_filter && prepend avfilter_deps "avresample"
6985 enabled sab_filter && prepend avfilter_deps "swscale"
6986 enabled scale_filter && prepend avfilter_deps "swscale"
6987 enabled scale2ref_filter && prepend avfilter_deps "swscale"
6988 enabled sofalizer_filter && prepend avfilter_deps "avcodec"
6989 enabled showcqt_filter && prepend avfilter_deps "avformat avcodec swscale"
6990 enabled showfreqs_filter && prepend avfilter_deps "avcodec"
6991 enabled showspectrum_filter && prepend avfilter_deps "avcodec"
6992 enabled signature_filter && prepend avfilter_deps "avcodec avformat"
6993 enabled smartblur_filter && prepend avfilter_deps "swscale"
6994 enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
6995 enabled spp_filter && prepend avfilter_deps "avcodec"
6996 enabled sr_filter && prepend avfilter_deps "avformat swscale"
6997 enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
6998 enabled uspp_filter && prepend avfilter_deps "avcodec"
6999 enabled zoompan_filter && prepend avfilter_deps "swscale"
7001 enabled lavfi_indev && prepend avdevice_deps "avfilter"
7004 enabled_any sdl2_outdev opengl_outdev && enabled sdl2 &&
7005 add_cflags $(filter_out '-Dmain=SDL_main' $sdl2_cflags)
7007 enabled opus_decoder && prepend avcodec_deps "swresample"
7009 # reorder the items at var $1 to align with the items order at var $2 .
7010 # die if an item at $1 is not at $2 .
7013 eval rb_ordered=\$$2
7015 for rb in $rb_in; do
7016 is_in $rb $rb_ordered || die "$rb at \$$1 is not at \$$2"
7020 for rb in $rb_ordered; do
7021 is_in $rb $rb_in && rb_out="$rb_out$rb "
7026 # deps-expand fflib $1: N x {append all expanded deps; unique}
7027 # within a set of N items, N expansions are enough to expose a cycle.
7029 unique ${1}_deps # required for the early break test.
7030 for dummy in $LIBRARY_LIST; do # N iteratios
7031 eval deps=\$${1}_deps
7032 append ${1}_deps $(map 'eval echo \$${v}_deps' $deps)
7034 eval '[ ${#deps} = ${#'${1}_deps'} ]' && break # doesn't expand anymore
7037 eval is_in $1 \$${1}_deps && die "Dependency cycle at ${1}_deps"
7038 reorder_by ${1}_deps LIBRARY_LIST # linking order is expected later
7041 #we have to remove gpl from the deps here as some code assumes all lib deps are libs
7042 postproc_deps="$(filter_out 'gpl' $postproc_deps)"
7044 map 'expand_deps $v' $LIBRARY_LIST
7046 if test "$quiet" != "yes"; then
7048 echo "install prefix $prefix"
7049 echo "source path $source_path"
7050 echo "C compiler $cc"
7051 echo "C library $libc_type"
7052 if test "$host_cc" != "$cc"; then
7053 echo "host C compiler $host_cc"
7054 echo "host C library $host_libc_type"
7056 echo "ARCH $arch ($cpu)"
7057 if test "$build_suffix" != ""; then
7058 echo "build suffix $build_suffix"
7060 if test "$progs_suffix" != ""; then
7061 echo "progs suffix $progs_suffix"
7063 if test "$extra_version" != ""; then
7064 echo "version string suffix $extra_version"
7066 echo "big-endian ${bigendian-no}"
7067 echo "runtime cpu detection ${runtime_cpudetect-no}"
7068 if enabled x86; then
7069 echo "standalone assembly ${x86asm-no}"
7070 echo "x86 assembler ${x86asmexe}"
7071 echo "MMX enabled ${mmx-no}"
7072 echo "MMXEXT enabled ${mmxext-no}"
7073 echo "3DNow! enabled ${amd3dnow-no}"
7074 echo "3DNow! extended enabled ${amd3dnowext-no}"
7075 echo "SSE enabled ${sse-no}"
7076 echo "SSSE3 enabled ${ssse3-no}"
7077 echo "AESNI enabled ${aesni-no}"
7078 echo "AVX enabled ${avx-no}"
7079 echo "AVX2 enabled ${avx2-no}"
7080 echo "AVX-512 enabled ${avx512-no}"
7081 echo "XOP enabled ${xop-no}"
7082 echo "FMA3 enabled ${fma3-no}"
7083 echo "FMA4 enabled ${fma4-no}"
7084 echo "i686 features enabled ${i686-no}"
7085 echo "CMOV is fast ${fast_cmov-no}"
7086 echo "EBX available ${ebx_available-no}"
7087 echo "EBP available ${ebp_available-no}"
7089 if enabled aarch64; then
7090 echo "NEON enabled ${neon-no}"
7091 echo "VFP enabled ${vfp-no}"
7093 if enabled arm; then
7094 echo "ARMv5TE enabled ${armv5te-no}"
7095 echo "ARMv6 enabled ${armv6-no}"
7096 echo "ARMv6T2 enabled ${armv6t2-no}"
7097 echo "VFP enabled ${vfp-no}"
7098 echo "NEON enabled ${neon-no}"
7099 echo "THUMB enabled ${thumb-no}"
7101 if enabled mips; then
7102 echo "MIPS FPU enabled ${mipsfpu-no}"
7103 echo "MIPS DSP R1 enabled ${mipsdsp-no}"
7104 echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
7105 echo "MIPS MSA enabled ${msa-no}"
7106 echo "LOONGSON MMI enabled ${mmi-no}"
7108 if enabled ppc; then
7109 echo "AltiVec enabled ${altivec-no}"
7110 echo "VSX enabled ${vsx-no}"
7111 echo "POWER8 enabled ${power8-no}"
7112 echo "PPC 4xx optimizations ${ppc4xx-no}"
7113 echo "dcbzl available ${dcbzl-no}"
7115 echo "debug symbols ${debug-no}"
7116 echo "strip symbols ${stripping-no}"
7117 echo "optimize for size ${small-no}"
7118 echo "optimizations ${optimizations-no}"
7119 echo "static ${static-no}"
7120 echo "shared ${shared-no}"
7121 echo "postprocessing support ${postproc-no}"
7122 echo "network support ${network-no}"
7123 echo "threading support ${thread_type-no}"
7124 echo "safe bitstream reader ${safe_bitstream_reader-no}"
7125 echo "texi2html enabled ${texi2html-no}"
7126 echo "perl enabled ${perl-no}"
7127 echo "pod2man enabled ${pod2man-no}"
7128 echo "makeinfo enabled ${makeinfo-no}"
7129 echo "makeinfo supports HTML ${makeinfo_html-no}"
7130 test -n "$random_seed" &&
7131 echo "random seed ${random_seed}"
7134 echo "External libraries:"
7135 print_enabled '' $EXTERNAL_LIBRARY_LIST $EXTERNAL_AUTODETECT_LIBRARY_LIST | print_in_columns
7138 echo "External libraries providing hardware acceleration:"
7139 print_enabled '' $HWACCEL_LIBRARY_LIST $HWACCEL_AUTODETECT_LIBRARY_LIST | print_in_columns
7143 print_enabled '' $LIBRARY_LIST | print_in_columns
7147 print_enabled '' $PROGRAM_LIST | print_in_columns
7150 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
7151 echo "Enabled ${type}s:"
7152 eval list=\$$(toupper $type)_LIST
7153 print_enabled '_*' $list | print_in_columns
7157 if test -n "$ignore_tests"; then
7158 ignore_tests=$(echo $ignore_tests | tr ',' ' ')
7159 echo "Ignored FATE tests:"
7160 echo $ignore_tests | print_in_columns
7164 echo "License: $license"
7166 fi # test "$quiet" != "yes"
7168 if test -n "$WARN_IF_GETS_DISABLED_LIST"; then
7169 for cfg in $WARN_IF_GETS_DISABLED_LIST; do
7170 if disabled $cfg; then
7171 varname=${cfg}_disable_reason
7172 eval "warn \"Disabled $cfg because \$$varname\""
7177 if test -n "$WARNINGS"; then
7178 printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
7179 enabled fatal_warnings && exit 1
7182 test -e Makefile || echo "include $source_path/Makefile" > Makefile
7185 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
7188 echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" > ffbuild/config.fate
7190 enabled stripping || strip="echo skipping strip"
7191 enabled stripping || striptype=""
7193 config_files="$TMPH ffbuild/config.mak doc/config.texi"
7195 cat > ffbuild/config.mak <<EOF
7196 # Automatically generated by configure - do not modify!
7197 ifndef FFMPEG_CONFIG_MAK
7199 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
7201 LIBDIR=\$(DESTDIR)$libdir
7202 SHLIBDIR=\$(DESTDIR)$shlibdir
7203 INCDIR=\$(DESTDIR)$incdir
7204 BINDIR=\$(DESTDIR)$bindir
7205 DATADIR=\$(DESTDIR)$datadir
7206 DOCDIR=\$(DESTDIR)$docdir
7207 MANDIR=\$(DESTDIR)$mandir
7208 PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
7209 INSTALL_NAME_DIR=$install_name_dir
7210 SRC_PATH=$source_path
7211 SRC_LINK=$source_link
7212 ifndef MAIN_MAKEFILE
7213 SRC_PATH:=\$(SRC_PATH:.%=..%)
7217 INTRINSICS=$intrinsics
7218 EXTERN_PREFIX=$extern_prefix
7225 DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
7227 DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
7229 DEPX86ASM=$x86asmexe
7230 DEPX86ASMFLAGS=\$(X86ASMFLAGS)
7238 STRIPTYPE=$striptype
7245 OBJCFLAGS=$OBJCFLAGS
7247 NVCCFLAGS=$nvccflags
7269 LDEXEFLAGS=$LDEXEFLAGS
7270 LDSOFLAGS=$LDSOFLAGS
7271 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
7272 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
7273 X86ASMFLAGS=$X86ASMFLAGS
7274 BUILDSUF=$build_suffix
7275 PROGSSUF=$progs_suffix
7283 EXTRA_VERSION=$extra_version
7286 CCDEP_FLAGS=$CCDEP_FLAGS
7288 ASDEP_FLAGS=$ASDEP_FLAGS
7289 X86ASMDEP=$X86ASMDEP
7290 X86ASMDEP_FLAGS=$X86ASMDEP_FLAGS
7291 CC_DEPFLAGS=$CC_DEPFLAGS
7292 AS_DEPFLAGS=$AS_DEPFLAGS
7293 X86ASM_DEPFLAGS=$X86ASM_DEPFLAGS
7296 HOSTCFLAGS=$host_cflags
7297 HOSTCPPFLAGS=$host_cppflags
7298 HOSTEXESUF=$HOSTEXESUF
7299 HOSTLDFLAGS=$host_ldflags
7300 HOSTEXTRALIBS=$host_extralibs
7302 DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
7303 HOSTCCDEP=$HOSTCCDEP
7304 HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
7305 HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
7309 TARGET_EXEC=$target_exec $target_exec_args
7310 TARGET_PATH=$target_path
7311 TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
7312 CFLAGS-ffplay=${sdl2_cflags}
7313 CFLAGS_HEADERS=$CFLAGS_HEADERS
7314 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
7315 EXTRALIBS=$extralibs
7316 COMPAT_OBJS=$compat_objs
7318 LIBTARGET=${LIBTARGET}
7319 SLIBNAME=${SLIBNAME}
7320 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
7321 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
7322 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
7323 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
7324 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
7325 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
7326 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
7327 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
7328 VERSION_SCRIPT_POSTPROCESS_CMD=${VERSION_SCRIPT_POSTPROCESS_CMD}
7329 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
7330 NOREDZONE_FLAGS=$noredzone_flags
7331 LIBFUZZER_PATH=$libfuzzer_path
7332 IGNORE_TESTS=$ignore_tests
7335 map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> ffbuild/config.mak' $LIBRARY_LIST
7337 for entry in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
7338 eval echo "EXTRALIBS-${entry}=\$${entry}_extralibs" >> ffbuild/config.mak
7342 /* Automatically generated by configure - do not modify! */
7343 #ifndef FFMPEG_CONFIG_H
7344 #define FFMPEG_CONFIG_H
7345 #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
7346 #define FFMPEG_LICENSE "$(c_escape $license)"
7347 #define CONFIG_THIS_YEAR 2019
7348 #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
7349 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
7350 #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
7351 #define av_restrict $restrict_keyword
7352 #define EXTERN_PREFIX "${extern_prefix}"
7353 #define EXTERN_ASM ${extern_prefix}
7354 #define BUILDSUF "$build_suffix"
7355 #define SLIBSUF "$SLIBSUF"
7356 #define HAVE_MMX2 HAVE_MMXEXT
7357 #define SWS_MAX_FILTER_SIZE $sws_max_filter_size
7360 test -n "$assert_level" &&
7361 echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
7363 test -n "$malloc_prefix" &&
7364 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
7366 if enabled x86asm; then
7367 append config_files $TMPASM
7369 ; Automatically generated by configure - do not modify!
7373 enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
7379 echo "@c auto-generated by configure - do not modify! " > doc/config.texi
7381 print_config ARCH_ "$config_files" $ARCH_LIST
7382 print_config HAVE_ "$config_files" $HAVE_LIST
7383 print_config CONFIG_ "$config_files" $CONFIG_LIST \
7387 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
7388 echo "endif # FFMPEG_CONFIG_MAK" >> ffbuild/config.mak
7390 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
7391 cp_if_changed $TMPH config.h
7392 touch ffbuild/.config
7394 enabled x86asm && cp_if_changed $TMPASM config.asm
7397 /* Generated by ffmpeg configure */
7398 #ifndef AVUTIL_AVCONFIG_H
7399 #define AVUTIL_AVCONFIG_H
7402 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
7404 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
7406 cp_if_changed $TMPH libavutil/avconfig.h
7408 # full_filter_name_foo=vf_foo
7409 # full_filter_name_bar=asrc_bar
7411 eval "$(sed -n "s/^extern AVFilter ff_\([avfsinkrc]\{2,5\}\)_\(.*\);/full_filter_name_\2=\1_\2/p" $source_path/libavfilter/allfilters.c)"
7413 # generate the lists of enabled components
7414 print_enabled_components(){
7419 echo "static const $struct_name * const $name[] = {" > $TMPH
7424 eval c=\$full_filter_name_${c%_filter}
7427 c=${c%_indev}_demuxer
7430 c=${c%_outdev}_muxer
7433 printf " &ff_%s,\n" $c >> $TMPH
7436 if [ "$name" = "filter_list" ]; then
7437 for c in asrc_abuffer vsrc_buffer asink_abuffer vsink_buffer; do
7438 printf " &ff_%s,\n" $c >> $TMPH
7441 echo " NULL };" >> $TMPH
7442 cp_if_changed $TMPH $file
7445 print_enabled_components libavfilter/filter_list.c AVFilter filter_list $FILTER_LIST
7446 print_enabled_components libavcodec/codec_list.c AVCodec codec_list $CODEC_LIST
7447 print_enabled_components libavcodec/parser_list.c AVCodecParser parser_list $PARSER_LIST
7448 print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
7449 print_enabled_components libavformat/demuxer_list.c AVInputFormat demuxer_list $DEMUXER_LIST
7450 print_enabled_components libavformat/muxer_list.c AVOutputFormat muxer_list $MUXER_LIST
7451 print_enabled_components libavdevice/indev_list.c AVInputFormat indev_list $INDEV_LIST
7452 print_enabled_components libavdevice/outdev_list.c AVOutputFormat outdev_list $OUTDEV_LIST
7453 print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
7455 # Settings for pkg-config files
7458 # Automatically generated by configure - do not modify!
7460 build_suffix=$build_suffix
7464 rpath=$(enabled rpath && echo "-Wl,-rpath,\${libdir}")
7465 source_path=${source_path}
7468 extralibs_avutil="$avutil_extralibs"
7469 extralibs_avcodec="$avcodec_extralibs"
7470 extralibs_avformat="$avformat_extralibs"
7471 extralibs_avdevice="$avdevice_extralibs"
7472 extralibs_avfilter="$avfilter_extralibs"
7473 extralibs_avresample="$avresample_extralibs"
7474 extralibs_postproc="$postproc_extralibs"
7475 extralibs_swscale="$swscale_extralibs"
7476 extralibs_swresample="$swresample_extralibs"
7479 for lib in $LIBRARY_LIST; do
7480 lib_deps="$(eval echo \$${lib}_deps)"
7481 echo ${lib}_deps=\"$lib_deps\" >> $TMPH
7484 cp_if_changed $TMPH ffbuild/config.sh