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
119 --disable-ffserver disable ffserver build
121 Documentation options:
122 --disable-doc do not build documentation
123 --disable-htmlpages do not build HTML documentation pages
124 --disable-manpages do not build man documentation pages
125 --disable-podpages do not build POD documentation pages
126 --disable-txtpages do not build text documentation pages
129 --disable-avdevice disable libavdevice build
130 --disable-avcodec disable libavcodec build
131 --disable-avformat disable libavformat build
132 --disable-swresample disable libswresample build
133 --disable-swscale disable libswscale build
134 --disable-postproc disable libpostproc build
135 --disable-avfilter disable libavfilter build
136 --enable-avresample enable libavresample build [no]
137 --disable-pthreads disable pthreads [autodetect]
138 --disable-w32threads disable Win32 threads [autodetect]
139 --disable-os2threads disable OS/2 threads [autodetect]
140 --disable-network disable network support [no]
141 --disable-dct disable DCT code
142 --disable-dwt disable DWT code
143 --disable-error-resilience disable error resilience code
144 --disable-lsp disable LSP code
145 --disable-lzo disable LZO decoder code
146 --disable-mdct disable MDCT code
147 --disable-rdft disable RDFT code
148 --disable-fft disable FFT code
149 --disable-faan disable floating point AAN (I)DCT code
150 --disable-pixelutils disable pixel utils in libavutil
152 Individual component options:
153 --disable-everything disable all components listed below
154 --disable-encoder=NAME disable encoder NAME
155 --enable-encoder=NAME enable encoder NAME
156 --disable-encoders disable all encoders
157 --disable-decoder=NAME disable decoder NAME
158 --enable-decoder=NAME enable decoder NAME
159 --disable-decoders disable all decoders
160 --disable-hwaccel=NAME disable hwaccel NAME
161 --enable-hwaccel=NAME enable hwaccel NAME
162 --disable-hwaccels disable all hwaccels
163 --disable-muxer=NAME disable muxer NAME
164 --enable-muxer=NAME enable muxer NAME
165 --disable-muxers disable all muxers
166 --disable-demuxer=NAME disable demuxer NAME
167 --enable-demuxer=NAME enable demuxer NAME
168 --disable-demuxers disable all demuxers
169 --enable-parser=NAME enable parser NAME
170 --disable-parser=NAME disable parser NAME
171 --disable-parsers disable all parsers
172 --enable-bsf=NAME enable bitstream filter NAME
173 --disable-bsf=NAME disable bitstream filter NAME
174 --disable-bsfs disable all bitstream filters
175 --enable-protocol=NAME enable protocol NAME
176 --disable-protocol=NAME disable protocol NAME
177 --disable-protocols disable all protocols
178 --enable-indev=NAME enable input device NAME
179 --disable-indev=NAME disable input device NAME
180 --disable-indevs disable input devices
181 --enable-outdev=NAME enable output device NAME
182 --disable-outdev=NAME disable output device NAME
183 --disable-outdevs disable output devices
184 --disable-devices disable all devices
185 --enable-filter=NAME enable filter NAME
186 --disable-filter=NAME disable filter NAME
187 --disable-filters disable all filters
189 External library support:
191 Using any of the following switches will allow FFmpeg to link to the
192 corresponding external library. All the components depending on that library
193 will become enabled, if all their other dependencies are met and they are not
194 explicitly disabled. E.g. --enable-libwavpack will enable linking to
195 libwavpack and allow the libwavpack encoder to be built, unless it is
196 specifically disabled with --disable-encoder=libwavpack.
198 Note that only the system libraries are auto-detected. All the other external
199 libraries must be explicitly enabled.
201 Also note that the following help text describes the purpose of the libraries
202 themselves, not all their features will necessarily be usable by FFmpeg.
204 --disable-alsa disable ALSA support [autodetect]
205 --enable-avisynth enable reading of AviSynth script files [no]
206 --disable-bzlib disable bzlib [autodetect]
207 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
208 --enable-frei0r enable frei0r video filtering [no]
209 --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
210 if openssl, librtmp or gmp is not used [no]
211 --enable-gmp enable gmp, needed for rtmp(t)e support
212 if openssl or librtmp is not used [no]
213 --enable-gnutls enable gnutls, needed for https support
214 if openssl is not used [no]
215 --disable-iconv disable iconv [autodetect]
216 --disable-jack disable libjack support [autodetect]
217 --enable-jni enable JNI support [no]
218 --enable-ladspa enable LADSPA audio filtering [no]
219 --enable-libass enable libass subtitles rendering,
220 needed for subtitles and ass filter [no]
221 --enable-libbluray enable BluRay reading using libbluray [no]
222 --enable-libbs2b enable bs2b DSP library [no]
223 --enable-libcaca enable textual display using libcaca [no]
224 --enable-libcelt enable CELT decoding via libcelt [no]
225 --enable-libcdio enable audio CD grabbing with libcdio [no]
226 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
228 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
229 --enable-libflite enable flite (voice synthesis) support via libflite [no]
230 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
231 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
232 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
233 --enable-libgme enable Game Music Emu via libgme [no]
234 --enable-libgsm enable GSM de/encoding via libgsm [no]
235 --enable-libiec61883 enable iec61883 via libiec61883 [no]
236 --enable-libilbc enable iLBC de/encoding via libilbc [no]
237 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
238 --enable-libmodplug enable ModPlug via libmodplug [no]
239 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
240 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
241 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
242 --enable-libopencv enable video filtering via libopencv [no]
243 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
244 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
245 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
246 --enable-libopus enable Opus de/encoding via libopus [no]
247 --enable-libpulse enable Pulseaudio input via libpulse [no]
248 --enable-librsvg enable SVG rasterization via librsvg [no]
249 --enable-librubberband enable rubberband needed for rubberband filter [no]
250 --enable-librtmp enable RTMP[E] support via librtmp [no]
251 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
252 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
253 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
254 --enable-libsoxr enable Include libsoxr resampling [no]
255 --enable-libspeex enable Speex de/encoding via libspeex [no]
256 --enable-libssh enable SFTP protocol via libssh [no]
257 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
258 --enable-libtheora enable Theora encoding via libtheora [no]
259 --enable-libtwolame enable MP2 encoding via libtwolame [no]
260 --enable-libv4l2 enable libv4l2/v4l-utils [no]
261 --enable-libvidstab enable video stabilization using vid.stab [no]
262 --enable-libvmaf enable vmaf filter via libvmaf [no]
263 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
264 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
265 native implementation exists [no]
266 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
267 --enable-libwavpack enable wavpack encoding via libwavpack [no]
268 --enable-libwebp enable WebP encoding via libwebp [no]
269 --enable-libx264 enable H.264 encoding via x264 [no]
270 --enable-libx265 enable HEVC encoding via x265 [no]
271 --enable-libxavs enable AVS encoding via xavs [no]
272 --enable-libxcb enable X11 grabbing using XCB [autodetect]
273 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
274 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
275 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
276 --enable-libxvid enable Xvid encoding via xvidcore,
277 native MPEG-4/Xvid encoder exists [no]
278 --enable-libzimg enable z.lib, needed for zscale filter [no]
279 --enable-libzmq enable message passing via libzmq [no]
280 --enable-libzvbi enable teletext support via libzvbi [no]
281 --disable-lzma disable lzma [autodetect]
282 --enable-decklink enable Blackmagic DeckLink I/O support [no]
283 --enable-libndi_newtek enable Newteck NDI I/O support [no]
284 --enable-mediacodec enable Android MediaCodec support [no]
285 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
286 --enable-openal enable OpenAL 1.1 capture support [no]
287 --enable-opencl enable OpenCL code
288 --enable-opengl enable OpenGL rendering [no]
289 --enable-openssl enable openssl, needed for https support
290 if gnutls is not used [no]
291 --disable-sndio disable sndio support [autodetect]
292 --disable-schannel disable SChannel SSP, needed for TLS support on
293 Windows if openssl and gnutls are not used [autodetect]
294 --disable-sdl2 disable sdl2 [autodetect]
295 --disable-securetransport disable Secure Transport, needed for TLS support
296 on OSX if openssl and gnutls are not used [autodetect]
297 --disable-xlib disable xlib [autodetect]
298 --disable-zlib disable zlib [autodetect]
300 The following libraries provide various hardware acceleration features:
301 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
302 --disable-cuda disable dynamically linked Nvidia CUDA code [autodetect]
303 --enable-cuda-sdk enable CUDA features that require the CUDA SDK [no]
304 --disable-cuvid disable Nvidia CUVID support [autodetect]
305 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
306 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
307 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
308 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
309 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
310 --disable-nvenc disable Nvidia video encoding code [autodetect]
311 --enable-omx enable OpenMAX IL code [no]
312 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
313 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
314 --disable-vda disable Apple Video Decode Acceleration code [autodetect]
315 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
316 --disable-videotoolbox disable VideoToolbox code [autodetect]
319 --arch=ARCH select architecture [$arch]
320 --cpu=CPU select the minimum required CPU (affects
321 instruction selection, may crash on older CPUs)
322 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
323 --progs-suffix=SUFFIX program name suffix []
324 --enable-cross-compile assume a cross-compiler is used
325 --sysroot=PATH root of cross-build tree
326 --sysinclude=PATH location of cross-build system headers
327 --target-os=OS compiler targets OS [$target_os]
328 --target-exec=CMD command to run executables on target
329 --target-path=DIR path to view of build directory on target
330 --target-samples=DIR path to samples directory on target
331 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
332 --toolchain=NAME set tool defaults according to NAME
333 --nm=NM use nm tool NM [$nm_default]
334 --ar=AR use archive tool AR [$ar_default]
335 --as=AS use assembler AS [$as_default]
336 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
337 --strip=STRIP use strip tool STRIP [$strip_default]
338 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
339 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
340 --cc=CC use C compiler CC [$cc_default]
341 --cxx=CXX use C compiler CXX [$cxx_default]
342 --objcc=OCC use ObjC compiler OCC [$cc_default]
343 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
344 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
345 --ld=LD use linker LD [$ld_default]
346 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
347 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
348 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
349 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
350 --host-cc=HOSTCC use host C compiler HOSTCC
351 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
352 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
353 --host-ld=HOSTLD use host linker HOSTLD
354 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
355 --host-libs=HLIBS use libs HLIBS when linking for host
356 --host-os=OS compiler host OS [$target_os]
357 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
358 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
359 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
360 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
361 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
362 --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
363 --extra-libs=ELIBS add ELIBS [$ELIBS]
364 --extra-version=STRING version string suffix []
365 --optflags=OPTFLAGS override optimization-related compiler flags
366 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
367 --build-suffix=SUFFIX library name suffix []
368 --enable-pic build position-independent code
369 --enable-thumb compile for Thumb instruction set
370 --enable-lto use link-time optimization
371 --env="ENV=override" override the environment variables
373 Advanced options (experts only):
374 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
375 --custom-allocator=NAME use a supported custom allocator
376 --disable-symver disable symbol versioning
377 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
378 --disable-safe-bitstream-reader
379 disable buffer boundary checking in bitreaders
380 (faster, but may crash)
381 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
383 Optimization options (experts only):
384 --disable-asm disable all assembly optimizations
385 --disable-altivec disable AltiVec optimizations
386 --disable-vsx disable VSX optimizations
387 --disable-power8 disable POWER8 optimizations
388 --disable-amd3dnow disable 3DNow! optimizations
389 --disable-amd3dnowext disable 3DNow! extended optimizations
390 --disable-mmx disable MMX optimizations
391 --disable-mmxext disable MMXEXT optimizations
392 --disable-sse disable SSE optimizations
393 --disable-sse2 disable SSE2 optimizations
394 --disable-sse3 disable SSE3 optimizations
395 --disable-ssse3 disable SSSE3 optimizations
396 --disable-sse4 disable SSE4 optimizations
397 --disable-sse42 disable SSE4.2 optimizations
398 --disable-avx disable AVX optimizations
399 --disable-xop disable XOP optimizations
400 --disable-fma3 disable FMA3 optimizations
401 --disable-fma4 disable FMA4 optimizations
402 --disable-avx2 disable AVX2 optimizations
403 --disable-aesni disable AESNI optimizations
404 --disable-armv5te disable armv5te optimizations
405 --disable-armv6 disable armv6 optimizations
406 --disable-armv6t2 disable armv6t2 optimizations
407 --disable-vfp disable VFP optimizations
408 --disable-neon disable NEON optimizations
409 --disable-inline-asm disable use of inline assembly
410 --disable-x86asm disable use of standalone x86 assembly
411 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
412 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
413 --disable-msa disable MSA optimizations
414 --disable-mipsfpu disable floating point MIPS optimizations
415 --disable-mmi disable Loongson SIMD optimizations
416 --disable-fast-unaligned consider unaligned accesses slow
418 Developer options (useful when working on FFmpeg itself):
419 --disable-debug disable debugging symbols
420 --enable-debug=LEVEL set the debug level [$debuglevel]
421 --disable-optimizations disable compiler optimizations
422 --enable-extra-warnings enable more compiler warnings
423 --disable-stripping disable stripping of executables and shared libraries
424 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
425 2 causes a slowdown at runtime.
426 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
427 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
428 leaks and errors, using the specified valgrind binary.
429 Cannot be combined with --target-exec
430 --enable-ftrapv Trap arithmetic overflows
431 --samples=PATH location of test samples for FATE, if not set use
432 \$FATE_SAMPLES at make invocation time.
433 --enable-neon-clobber-test check NEON registers for clobbering (should be
434 used only for debugging purposes)
435 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
436 should be used only for debugging purposes)
437 --enable-random randomly enable/disable components
439 --enable-random=LIST randomly enable/disable specific components or
440 --disable-random=LIST component groups. LIST is a comma-separated list
441 of NAME[:PROB] entries where NAME is a component
442 (group) and PROB the probability associated with
444 --random-seed=VALUE seed value for --enable/disable-random
445 --disable-valgrind-backtrace do not print a backtrace under Valgrind
446 (only applies to --disable-optimizations builds)
447 --enable-osfuzz Enable building fuzzer tool
448 --libfuzzer=PATH path to libfuzzer
449 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
450 in the name) of tests whose result is ignored
452 NOTE: Object files are built at the place where configure is launched.
458 if test -t 1 && which tput >/dev/null 2>&1; then
459 ncolors=$(tput colors)
460 if test -n "$ncolors" && test $ncolors -ge 8; then
461 bold_color=$(tput bold)
462 warn_color=$(tput setaf 3)
463 error_color=$(tput setaf 1)
464 reset_color=$(tput sgr0)
466 # 72 used instead of 80 since that's the default of pr
472 echo "$@" >> $logfile
477 pr -n -t $1 >> $logfile
483 WARNINGS="${WARNINGS}WARNING: $*\n"
488 echo "$error_color$bold_color$@$reset_color"
491 If you think configure made a mistake, make sure you are using the latest
492 version from Git. If the latest version fails, report the problem to the
493 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
495 if disabled logging; then
497 Rerun configure with logging enabled (do not use --disable-logging), and
498 include the log this produces with your report.
502 Include the log file "$logfile" produced by configure as this will help
509 # Avoid locale weirdness, besides we really just want to translate ASCII.
511 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
515 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
519 echo "$*" | sed 's/["\\]/\\\0/g'
523 v=$(echo "$1" | sed "s/'/'\\\\''/g")
524 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
529 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
536 eval "case $v in $pat) printf '%s ' $v ;; esac"
544 eval "case $v in $pat) ;; *) printf '%s ' $v ;; esac"
551 for v; do eval $m; done
557 for v; do echo ${v}${suffix}; done
572 eval : \${$var:=$value}
577 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
583 eval $(sanitize_var_name "$var")='$*'
587 eval echo \$$(sanitize_var_name "$1")
592 eval level=\${${pvar}_level:=0}
593 eval ${pvar}_${level}="\$$pvar"
594 eval ${pvar}_level=$(($level+1))
600 eval level=\${${pvar}_level:-0}
601 test $level = 0 && continue
602 eval level=$(($level-1))
603 eval $pvar="\${${pvar}_${level}}"
604 eval ${pvar}_level=$level
605 eval unset ${pvar}_${level}
611 eval ${var}_requested=yes
634 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
640 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
646 enabled $var && continue
647 eval sel="\$${var}_select"
648 eval sgs="\$${var}_suggest"
652 enable_deep_weak $sgs
664 disabled $var && continue
673 test "${1#!}" = "$1" && op='=' || op=!=
674 eval test "x\$${1#!}_requested" $op "xyes"
678 test "${1#!}" = "$1" && op='=' || op=!=
679 eval test "x\$${1#!}" $op "xyes"
683 test "${1#!}" = "$1" && op='=' || op=!=
684 eval test "x\$${1#!}" $op "xno"
689 enabled $opt || return 1
695 disabled $opt || return 1
701 enabled $opt && return 0
707 disabled $opt && return 0
714 eval : \${$opt:=\$${opt}_default}
722 [ $var = $value ] && return 0
730 enabled ${cfg}_checking && die "Circular dependency for $cfg."
731 disabled ${cfg}_checking && continue
732 enable ${cfg}_checking
735 eval dep_all="\$${cfg}_deps"
736 eval dep_any="\$${cfg}_deps_any"
737 eval dep_sel="\$${cfg}_select"
738 eval dep_sgs="\$${cfg}_suggest"
739 eval dep_ifa="\$${cfg}_if"
740 eval dep_ifn="\$${cfg}_if_any"
742 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
743 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
744 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
746 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
747 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
748 enabled_all $dep_all || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not all dependencies are satisfied: $dep_all"; }
749 enabled_any $dep_any || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not any dependency is satisfied: $dep_any"; }
750 disabled_any $dep_sel && { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some selected dependency is unsatisfied: $dep_sel"; }
752 if enabled $cfg; then
754 enable_deep_weak $dep_sgs
757 disable ${cfg}_checking
766 for cfg in $allopts; do
767 enabled $cfg || continue
768 eval dep_extralibs="\$${cfg}_extralibs"
769 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
777 map 'eval echo "$v \${$v:-no}"' "$@" |
778 awk "BEGIN { split(\"$files\", files) }
780 c = \"$pfx\" toupper(\$1);
786 if (file ~ /\\.h\$/) {
787 printf(\"#define %s %d\\n\", c, v) >>file;
788 } else if (file ~ /\\.asm\$/) {
789 printf(\"%%define %s %d\\n\", c, v) >>file;
790 } else if (file ~ /\\.mak\$/) {
791 n = -v ? \"\" : \"!\";
792 printf(\"%s%s=yes\\n\", n, c) >>file;
793 } else if (file ~ /\\.texi\$/) {
794 pre = -v ? \"\" : \"@c \";
797 gsub(/_/, \"-\", c2);
798 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
808 enabled $v && printf "%s\n" ${v%$suf}
815 eval "$var=\"\$$var $*\""
821 eval "$var=\"$* \$$var\""
827 for tok in $(eval echo \$$var); do
828 uniq_list="$(filter_out $tok $uniq_list) $tok"
830 eval "$var=\"${uniq_list}\""
838 append CFLAGS $($cflags_filter "$@")
841 add_cflags_headers(){
842 append CFLAGS_HEADERS $($cflags_filter "$@")
846 append CXXFLAGS $($cflags_filter "$@")
850 append ASFLAGS $($asflags_filter "$@")
854 append OBJCFLAGS $($objcflags_filter "$@")
858 append LDFLAGS $($ldflags_filter "$@")
862 append LDEXEFLAGS $($ldflags_filter "$@")
866 append LDLIBFLAGS $($ldflags_filter "$@")
870 append ASMSTRIPFLAGS "$@"
874 prepend extralibs $($ldflags_filter "$@")
878 append host_cppflags "$@"
882 append host_cflags $($host_cflags_filter "$@")
886 append host_ldflags $($host_ldflags_filter "$@")
890 append compat_objs $1
892 map 'add_cppflags -D$v' "$@"
897 "$@" >> $logfile 2>&1
902 stat "$1" >> $logfile 2>&1
906 eval printf '%s\\n' $CC_O
910 eval printf '%s\\n' $CC_E
917 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
924 check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
931 check_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
938 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
942 eval printf '%s\\n' $AS_O
949 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
953 log check_inline_asm "$@"
958 check_cc "$@" <<EOF && enable $name
959 void foo(void){ __asm__ volatile($code); }
963 check_inline_asm_flags(){
964 log check_inline_asm_flags "$@"
969 while [ "$1" != "" ]; do
975 void foo(void){ __asm__ volatile($code); }
978 check_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
979 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
984 check_inline_asm ${1}_inline "\"$2\""
985 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
989 log check_x86asm "$@"
993 check_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" -o $TMPO $TMPS
997 eval printf '%s\\n' $LD_O
1004 flags=$(filter_out '-l*|*.so' $@)
1005 libs=$(filter '-l*|*.so' $@)
1006 check_$type $($cflags_filter $flags) || return
1007 flags=$($ldflags_filter $flags)
1008 libs=$($ldflags_filter $libs)
1009 check_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1014 test "${hdr%.h}" = "${hdr}" &&
1015 echo "#include $hdr" ||
1016 echo "#include <$hdr>"
1026 for hdr in $headers; do
1029 echo "int main(void) { $code; return 0; }"
1030 } | check_$check "$@"
1034 log check_cppflags "$@"
1035 check_cpp "$@" <<EOF && append CPPFLAGS "$@"
1041 log test_cflags "$@"
1042 set -- $($cflags_filter "$@")
1049 log check_cflags "$@"
1050 test_cflags "$@" && add_cflags "$@"
1054 log check_cxxflags "$@"
1055 set -- $($cflags_filter "$@")
1056 check_cxx "$@" <<EOF && append CXXFLAGS "$@"
1062 log test_objcflags "$@"
1063 set -- $($objcflags_filter "$@")
1064 check_objcc "$@" <<EOF
1070 log check_objcflags "$@"
1071 test_objcflags "$@" && add_objcflags "$@"
1075 log test_ldflags "$@"
1076 check_ld "cc" "$@" <<EOF
1077 int main(void){ return 0; }
1082 log check_ldflags "$@"
1083 test_ldflags "$@" && add_ldflags "$@"
1087 log test_stripflags "$@"
1088 # call check_cc to get a fresh TMPO
1090 int main(void) { return 0; }
1092 check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1096 log check_stripflags "$@"
1097 test_stripflags "$@" && add_stripflags "$@"
1101 log check_header "$@"
1104 disable_safe $header
1105 check_cpp "$@" <<EOF && enable_safe $header
1111 check_header_objcc(){
1112 log check_header_objcc "$@"
1116 disable_safe $header
1118 echo "#include <$header>"
1119 echo "int main(void) { return 0; }"
1120 } | check_objcc && check_stat "$TMPO" && enable_safe $headers
1128 check_ld "cc" "$@" <<EOF && enable $func
1130 int main(void){ $func(); }
1134 check_complexfunc(){
1135 log check_complexfunc "$@"
1139 test $narg = 2 && args="f, g" || args="f * I"
1141 check_ld "cc" "$@" <<EOF && enable $func
1142 #include <complex.h>
1144 float foo(complex float f, complex float g) { return $func($args); }
1145 int main(void){ return (int) foo; }
1150 log check_mathfunc "$@"
1154 test $narg = 2 && args="f, g" || args="f"
1156 check_ld "cc" "$@" <<EOF && enable $func
1158 float foo(float f, float g) { return $func($args); }
1159 int main(void){ return (int) foo; }
1163 check_func_headers(){
1164 log check_func_headers "$@"
1169 for hdr in $headers; do
1172 echo "#include <stdint.h>"
1173 for func in $funcs; do
1174 echo "long check_$func(void) { return (long) $func; }"
1176 echo "int main(void) { int ret = 0;"
1177 # LTO could optimize out the test functions without this
1178 for func in $funcs; do
1179 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1181 echo "return ret; }"
1182 } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
1185 check_class_headers_cpp(){
1186 log check_class_headers_cpp "$@"
1191 for hdr in $headers; do
1192 echo "#include <$hdr>"
1194 echo "int main(void) { "
1196 for class in $classes; do
1197 echo "$class obj$i;"
1201 } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
1204 check_cpp_condition(){
1205 log check_cpp_condition "$@"
1209 check_cpp "$@" <<EOF
1212 #error "unsatisfied condition: $condition"
1218 log test_cflags_cc "$@"
1223 set -- $($cflags_filter "$flags")
1227 #error "unsatisfied condition: $condition"
1239 check_func_headers "$headers" "$funcs" "$@" &&
1240 enable $name && add_extralibs "$@"
1244 log check_lib_cpp "$@"
1248 check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
1252 log check_pkg_config "$@"
1258 check_cmd $pkg_config --exists --print-errors $pkg_version || return
1259 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1260 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1261 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1262 set_safe "${pkg}_cflags" $pkg_cflags &&
1263 set_safe "${pkg}_extralibs" $pkg_libs
1267 check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1271 log check_exec_crash "$@"
1274 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1275 # are safe but may not be available everywhere. Thus we use
1276 # raise(SIGTERM) instead. The check is run in a subshell so we
1277 # can redirect the "Terminated" message from the shell. SIGBUS
1278 # is not defined by standard C so it is used conditionally.
1280 (check_exec "$@") >> $logfile 2>&1 <<EOF
1282 static void sighandler(int sig){
1288 int (*func_ptr)(void) = foo;
1290 signal(SIGILL, sighandler);
1291 signal(SIGFPE, sighandler);
1292 signal(SIGSEGV, sighandler);
1294 signal(SIGBUS, sighandler);
1306 disable_safe "$type"
1307 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
1311 log check_struct "$@"
1316 disable_safe "${struct}_${member}"
1317 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1318 enable_safe "${struct}_${member}"
1322 log check_builtin "$@"
1328 check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1331 check_compile_assert(){
1332 log check_compile_assert "$@"
1338 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1348 check_lib $name "$headers" $func "$@" || die "ERROR: $name_version not found"
1356 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1360 log use_pkg_config "$@"
1362 check_pkg_config "$@" || return 1
1363 add_cflags $(get_safe "${pkg}_cflags")
1364 add_extralibs $(get_safe "${pkg}_extralibs")
1367 require_pkg_config(){
1368 use_pkg_config "$@" || die "ERROR: $pkg not found using pkg-config$pkg_config_fail_message"
1372 eval printf '%s\\n' $HOSTCC_E
1376 eval printf '%s\\n' $HOSTCC_O
1380 log check_host_cc "$@"
1383 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1387 log check_host_cpp "$@"
1390 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1393 check_host_cppflags(){
1394 log check_host_cppflags "$@"
1395 check_host_cpp "$@" <<EOF && append host_cppflags "$@"
1400 check_host_cflags(){
1401 log check_host_cflags "$@"
1402 set -- $($host_cflags_filter "$@")
1403 check_host_cc "$@" <<EOF && append host_cflags "$@"
1408 check_host_cpp_condition(){
1409 log check_host_cpp_condition "$@"
1413 check_host_cpp "$@" <<EOF
1416 #error "unsatisfied condition: $condition"
1422 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1423 mkdir -p "$(dirname $2)"
1427 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1428 # system-dependent things.
1430 AVCODEC_COMPONENTS="
1438 AVDEVICE_COMPONENTS="
1442 AVFILTER_COMPONENTS="
1445 AVFORMAT_COMPONENTS="
1451 AVRESAMPLE_COMPONENTS=""
1452 AVUTIL_COMPONENTS=""
1456 $AVDEVICE_COMPONENTS
1457 $AVFILTER_COMPONENTS
1458 $AVFORMAT_COMPONENTS
1459 $AVRESAMPLE_COMPONENTS
1464 avio_dir_cmd_example
1465 avio_reading_example
1466 decode_audio_example
1467 decode_video_example
1468 demuxing_decoding_example
1469 encode_audio_example
1470 encode_video_example
1472 filter_audio_example
1473 filtering_audio_example
1474 filtering_video_example
1475 http_multiclient_example
1481 resampling_audio_example
1482 scaling_video_example
1483 transcode_aac_example
1486 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1504 EXTERNAL_LIBRARY_GPL_LIST="
1516 EXTERNAL_LIBRARY_NONFREE_LIST="
1523 EXTERNAL_LIBRARY_VERSION3_LIST="
1530 EXTERNAL_LIBRARY_GPLV3_LIST="
1534 EXTERNAL_LIBRARY_LIST="
1535 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1536 $EXTERNAL_LIBRARY_GPL_LIST
1537 $EXTERNAL_LIBRARY_NONFREE_LIST
1538 $EXTERNAL_LIBRARY_VERSION3_LIST
1539 $EXTERNAL_LIBRARY_GPLV3_LIST
1595 HWACCEL_AUTODETECT_LIBRARY_LIST="
1606 videotoolbox_hwaccel
1610 HWACCEL_LIBRARY_NONFREE_LIST="
1615 HWACCEL_LIBRARY_LIST="
1616 $HWACCEL_AUTODETECT_LIBRARY_LIST
1617 $HWACCEL_LIBRARY_NONFREE_LIST
1637 safe_bitstream_reader
1684 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1688 $EXTERNAL_LIBRARY_LIST
1689 $HWACCEL_LIBRARY_LIST
1720 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1721 $HWACCEL_AUTODETECT_LIBRARY_LIST
1763 ARCH_EXT_LIST_MIPS="
1775 ARCH_EXT_LIST_LOONGSON="
1781 ARCH_EXT_LIST_X86_SIMD="
1810 $ARCH_EXT_LIST_X86_SIMD
1820 $ARCH_EXT_LIST_LOONGSON
1843 sync_val_compare_and_swap
1861 cdio_paranoia_paranoia_h
1865 dev_bktr_ioctl_bt848_h
1866 dev_bktr_ioctl_meteor_h
1868 dev_video_bktr_ioctl_bt848_h
1869 dev_video_meteor_ioctl_meteor_h
1879 machine_ioctl_bt848_h
1880 machine_ioctl_meteor_h
1882 opencv2_core_core_c_h
1883 openjpeg_2_2_openjpeg_h
1884 openjpeg_2_1_openjpeg_h
1885 openjpeg_2_0_openjpeg_h
1886 openjpeg_1_5_openjpeg_h
1964 GetProcessAffinityMask
1965 GetProcessMemoryInfo
1968 GetSystemTimeAsFileTime
1975 jack_port_get_latency_range
1992 SetConsoleTextAttribute
1993 SetConsoleCtrlHandler
2001 UTGetOSTypeFromString
2006 TOOLCHAIN_FEATURES="
2020 inline_asm_direct_symbol_refs
2022 inline_asm_nonlocal_labels
2033 CONDITION_VARIABLE_Ptr
2036 struct_group_source_req
2037 struct_ip_mreq_source
2039 struct_msghdr_msg_flags
2041 struct_rusage_ru_maxrss
2042 struct_sctp_event_subscribe
2044 struct_sockaddr_sa_len
2045 struct_sockaddr_storage
2046 struct_stat_st_mtim_tv_nsec
2047 struct_v4l2_frmivalenum_discrete
2052 $(add_suffix _external $ARCH_EXT_LIST)
2053 $(add_suffix _inline $ARCH_EXT_LIST)
2072 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2085 # options emitted with CONFIG_ prefix but not available on the command line
2102 frame_thread_encoder
2257 # code dependency declarations
2259 # architecture extensions
2264 armv8_deps="aarch64"
2265 neon_deps_any="aarch64 arm"
2266 intrinsics_neon_deps="neon"
2267 vfp_deps_any="aarch64 arm"
2271 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2273 loongson2_deps="mips"
2274 loongson3_deps="mips"
2277 mipsdspr2_deps="mips"
2278 mips32r2_deps="mips"
2279 mips32r5_deps="mips"
2280 mips32r6_deps="mips"
2281 mips64r2_deps="mips"
2282 mips64r6_deps="mips"
2294 x86_64_select="i686"
2295 x86_64_suggest="fast_cmov"
2298 amd3dnowext_deps="amd3dnow"
2315 mmx_external_deps="x86asm"
2316 mmx_inline_deps="inline_asm"
2317 mmx_suggest="mmx_external mmx_inline"
2319 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2320 eval dep=\$${ext}_deps
2321 eval ${ext}_external_deps='"${dep}_external"'
2322 eval ${ext}_inline_deps='"${dep}_inline"'
2323 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2326 aligned_stack_if_any="aarch64 ppc x86"
2327 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2328 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2329 fast_unaligned_if_any="aarch64 ppc x86"
2330 simd_align_16_if_any="altivec neon sse"
2331 simd_align_32_if_any="avx"
2333 # system capabilities
2334 symver_if_any="symver_asm_label symver_gnu_asm"
2335 valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
2338 atomics_gcc_if="sync_val_compare_and_swap"
2339 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2340 atomics_win32_if="MemoryBarrier"
2341 atomics_native_if_any="$ATOMICS_LIST"
2342 w32threads_deps="atomics_native"
2343 threads_if_any="$THREADS_LIST"
2347 dirac_parse_select="golomb"
2348 error_resilience_select="me_cmp"
2349 faandct_deps="faan fdctdsp"
2350 faanidct_deps="faan idctdsp"
2351 h264dsp_select="startcode"
2352 hevcparse_select="golomb"
2353 frame_thread_encoder_deps="encoders threads"
2354 intrax8_select="blockdsp idctdsp"
2357 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2358 mpeg_er_select="error_resilience"
2359 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2360 mpegaudiodsp_select="dct"
2361 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2362 mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
2363 vc1dsp_select="h264chroma qpeldsp startcode"
2366 # decoders / encoders
2367 aac_decoder_select="mdct15 mdct sinewin"
2368 aac_fixed_decoder_select="mdct sinewin"
2369 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2370 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2371 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2372 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2373 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2374 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2375 adpcm_g722_decoder_select="g722dsp"
2376 adpcm_g722_encoder_select="g722dsp"
2377 aic_decoder_select="golomb idctdsp"
2378 alac_encoder_select="lpc"
2379 als_decoder_select="bswapdsp"
2380 amrnb_decoder_select="lsp"
2381 amrwb_decoder_select="lsp"
2382 amv_decoder_select="sp5x_decoder exif"
2383 amv_encoder_select="aandcttables jpegtables mpegvideoenc"
2384 ape_decoder_select="bswapdsp llauddsp"
2385 apng_decoder_select="zlib"
2386 apng_encoder_select="llvidencdsp zlib"
2387 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2388 asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
2389 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2390 asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
2391 atrac1_decoder_select="mdct sinewin"
2392 atrac3_decoder_select="mdct"
2393 atrac3p_decoder_select="mdct sinewin"
2394 avrn_decoder_select="exif jpegtables"
2395 bink_decoder_select="blockdsp hpeldsp"
2396 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2397 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2398 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2399 clearvideo_decoder_select="idctdsp"
2400 cllc_decoder_select="bswapdsp"
2401 comfortnoise_encoder_select="lpc"
2402 cook_decoder_select="audiodsp mdct sinewin"
2403 cscd_decoder_select="lzo"
2404 cscd_decoder_suggest="zlib"
2405 dca_decoder_select="mdct"
2406 dds_decoder_select="texturedsp"
2407 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2408 dnxhd_decoder_select="blockdsp idctdsp"
2409 dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2410 dolby_e_decoder_select="mdct"
2411 dvvideo_decoder_select="dvprofile idctdsp"
2412 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2413 dxa_decoder_select="zlib"
2414 dxv_decoder_select="lzf texturedsp"
2415 eac3_decoder_select="ac3_decoder"
2416 eac3_encoder_select="ac3_encoder"
2417 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2418 eatgq_decoder_select="aandcttables"
2419 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2420 exr_decoder_select="zlib"
2421 ffv1_decoder_select="rangecoder"
2422 ffv1_encoder_select="rangecoder"
2423 ffvhuff_decoder_select="huffyuv_decoder"
2424 ffvhuff_encoder_select="huffyuv_encoder"
2425 fic_decoder_select="golomb"
2426 flac_decoder_select="flacdsp"
2427 flac_encoder_select="bswapdsp flacdsp lpc"
2428 flashsv2_decoder_select="zlib"
2429 flashsv2_encoder_select="zlib"
2430 flashsv_decoder_select="zlib"
2431 flashsv_encoder_select="zlib"
2432 flv_decoder_select="h263_decoder"
2433 flv_encoder_select="h263_encoder"
2434 fourxm_decoder_select="blockdsp bswapdsp"
2435 fraps_decoder_select="bswapdsp huffman"
2436 g2m_decoder_select="blockdsp idctdsp jpegtables zlib"
2437 g729_decoder_select="audiodsp"
2438 h261_decoder_select="mpegvideo"
2439 h261_encoder_select="aandcttables mpegvideoenc"
2440 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2441 h263_encoder_select="aandcttables h263dsp mpegvideoenc"
2442 h263i_decoder_select="h263_decoder"
2443 h263p_decoder_select="h263_decoder"
2444 h263p_encoder_select="h263_encoder"
2445 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2446 h264_decoder_suggest="error_resilience"
2447 hap_decoder_select="snappy texturedsp"
2448 hap_encoder_deps="libsnappy"
2449 hap_encoder_select="texturedspenc"
2450 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2451 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2452 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2453 iac_decoder_select="imc_decoder"
2454 imc_decoder_select="bswapdsp fft mdct sinewin"
2455 indeo3_decoder_select="hpeldsp"
2456 indeo4_decoder_select="ividsp"
2457 indeo5_decoder_select="ividsp"
2458 interplay_video_decoder_select="hpeldsp"
2459 jpegls_decoder_select="mjpeg_decoder"
2460 jv_decoder_select="blockdsp"
2461 lagarith_decoder_select="llviddsp"
2462 ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
2463 magicyuv_decoder_select="llviddsp"
2464 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2465 metasound_decoder_select="lsp mdct sinewin"
2466 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2467 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2468 mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
2469 mjpegb_decoder_select="mjpeg_decoder"
2470 mlp_decoder_select="mlp_parser"
2471 mlp_encoder_select="lpc"
2472 motionpixels_decoder_select="bswapdsp"
2473 mp1_decoder_select="mpegaudio"
2474 mp1float_decoder_select="mpegaudio"
2475 mp2_decoder_select="mpegaudio"
2476 mp2float_decoder_select="mpegaudio"
2477 mp3_decoder_select="mpegaudio"
2478 mp3adu_decoder_select="mpegaudio"
2479 mp3adufloat_decoder_select="mpegaudio"
2480 mp3float_decoder_select="mpegaudio"
2481 mp3on4_decoder_select="mpegaudio"
2482 mp3on4float_decoder_select="mpegaudio"
2483 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2484 mpc8_decoder_select="mpegaudiodsp"
2485 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
2486 mpeg_xvmc_decoder_select="mpeg2video_decoder"
2487 mpegvideo_decoder_select="mpegvideo"
2488 mpeg1video_decoder_select="mpegvideo"
2489 mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
2490 mpeg2video_decoder_select="mpegvideo"
2491 mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
2492 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2493 mpeg4_encoder_select="h263_encoder"
2494 msa1_decoder_select="mss34dsp"
2495 mscc_decoder_select="zlib"
2496 msmpeg4v1_decoder_select="h263_decoder"
2497 msmpeg4v2_decoder_select="h263_decoder"
2498 msmpeg4v2_encoder_select="h263_encoder"
2499 msmpeg4v3_decoder_select="h263_decoder"
2500 msmpeg4v3_encoder_select="h263_encoder"
2501 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2502 mts2_decoder_select="mss34dsp"
2503 mxpeg_decoder_select="mjpeg_decoder"
2504 nellymoser_decoder_select="mdct sinewin"
2505 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2506 nuv_decoder_select="idctdsp lzo"
2507 on2avc_decoder_select="mdct"
2508 opus_decoder_deps="swresample"
2509 opus_decoder_select="mdct15"
2510 opus_encoder_select="audio_frame_queue mdct15"
2511 png_decoder_select="zlib"
2512 png_encoder_select="llvidencdsp zlib"
2513 prores_decoder_select="blockdsp idctdsp"
2514 prores_encoder_select="fdctdsp"
2515 qcelp_decoder_select="lsp"
2516 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2517 ra_144_decoder_select="audiodsp"
2518 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2519 ralf_decoder_select="golomb"
2520 rawvideo_decoder_select="bswapdsp"
2521 rscc_decoder_select="zlib"
2522 rtjpeg_decoder_select="me_cmp"
2523 rv10_decoder_select="h263_decoder"
2524 rv10_encoder_select="h263_encoder"
2525 rv20_decoder_select="h263_decoder"
2526 rv20_encoder_select="h263_encoder"
2527 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2528 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2529 screenpresso_decoder_select="zlib"
2530 shorten_decoder_select="bswapdsp"
2531 sipr_decoder_select="lsp"
2532 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2533 snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2534 sonic_decoder_select="golomb rangecoder"
2535 sonic_encoder_select="golomb rangecoder"
2536 sonic_ls_encoder_select="golomb rangecoder"
2537 sp5x_decoder_select="mjpeg_decoder"
2538 srgc_decoder_select="zlib"
2539 svq1_decoder_select="hpeldsp"
2540 svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
2541 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2542 svq3_decoder_suggest="zlib"
2543 tak_decoder_select="audiodsp"
2544 tdsc_decoder_select="zlib mjpeg_decoder"
2545 theora_decoder_select="vp3_decoder"
2546 thp_decoder_select="mjpeg_decoder"
2547 tiff_decoder_suggest="zlib lzma"
2548 tiff_encoder_suggest="zlib"
2549 truehd_decoder_select="mlp_parser"
2550 truehd_encoder_select="lpc"
2551 truemotion2_decoder_select="bswapdsp"
2552 truespeech_decoder_select="bswapdsp"
2553 tscc_decoder_select="zlib"
2554 twinvq_decoder_select="mdct lsp sinewin"
2555 txd_decoder_select="texturedsp"
2556 utvideo_decoder_select="bswapdsp llviddsp"
2557 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2558 vble_decoder_select="llviddsp"
2559 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2560 vc1_qsv_decoder_deps="libmfx"
2561 vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel vc1_parser"
2562 vc1image_decoder_select="vc1_decoder"
2563 vorbis_decoder_select="mdct"
2564 vorbis_encoder_select="mdct"
2565 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2566 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2567 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2568 vp6a_decoder_select="vp6_decoder"
2569 vp6f_decoder_select="vp6_decoder"
2570 vp7_decoder_select="h264pred videodsp vp8dsp"
2571 vp8_decoder_select="h264pred videodsp vp8dsp"
2572 vp9_decoder_select="videodsp vp9_parser"
2573 webp_decoder_select="vp8_decoder exif"
2574 wmalossless_decoder_select="llauddsp"
2575 wmapro_decoder_select="mdct sinewin wma_freqs"
2576 wmav1_decoder_select="mdct sinewin wma_freqs"
2577 wmav1_encoder_select="mdct sinewin wma_freqs"
2578 wmav2_decoder_select="mdct sinewin wma_freqs"
2579 wmav2_encoder_select="mdct sinewin wma_freqs"
2580 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2581 wmv1_decoder_select="h263_decoder"
2582 wmv1_encoder_select="h263_encoder"
2583 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2584 wmv2_encoder_select="h263_encoder wmv2dsp"
2585 wmv3_decoder_select="vc1_decoder"
2586 wmv3image_decoder_select="wmv3_decoder"
2587 xma1_decoder_select="wmapro_decoder"
2588 xma2_decoder_select="wmapro_decoder"
2589 zerocodec_decoder_select="zlib"
2590 zlib_decoder_select="zlib"
2591 zlib_encoder_select="zlib"
2592 zmbv_decoder_select="zlib"
2593 zmbv_encoder_select="zlib"
2596 audiotoolbox_deps="AudioToolbox_AudioToolbox_h"
2597 audiotoolbox_extralibs="-framework CoreFoundation -framework AudioToolbox -framework CoreMedia"
2599 # hardware accelerators
2600 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2601 cuda_deps_any="dlopen LoadLibrary"
2603 d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2604 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32"
2605 dxva2_extralibs="-luser32"
2606 vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h blocks_extension"
2607 vda_framework_extralibs="-framework VideoDecodeAcceleration"
2608 vda_deps="vda_framework pthreads"
2609 vda_extralibs="-framework CoreFoundation -framework QuartzCore"
2610 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2611 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2612 xvmc_deps="X11_extensions_XvMClib_h"
2614 h263_vaapi_hwaccel_deps="vaapi"
2615 h263_vaapi_hwaccel_select="h263_decoder"
2616 h263_videotoolbox_hwaccel_deps="videotoolbox"
2617 h263_videotoolbox_hwaccel_select="h263_decoder"
2618 h264_cuvid_hwaccel_deps="cuda cuvid"
2619 h264_cuvid_hwaccel_select="h264_cuvid_decoder"
2620 h264_d3d11va_hwaccel_deps="d3d11va"
2621 h264_d3d11va_hwaccel_select="h264_decoder"
2622 h264_d3d11va2_hwaccel_deps="d3d11va"
2623 h264_d3d11va2_hwaccel_select="h264_decoder"
2624 h264_dxva2_hwaccel_deps="dxva2"
2625 h264_dxva2_hwaccel_select="h264_decoder"
2626 h264_mediacodec_hwaccel_deps="mediacodec"
2627 h264_mmal_hwaccel_deps="mmal"
2628 h264_qsv_hwaccel_deps="libmfx"
2629 h264_vaapi_hwaccel_deps="vaapi"
2630 h264_vaapi_hwaccel_select="h264_decoder"
2631 h264_vda_hwaccel_deps="vda"
2632 h264_vda_hwaccel_select="h264_decoder"
2633 h264_vda_old_hwaccel_deps="vda"
2634 h264_vda_old_hwaccel_select="h264_decoder"
2635 h264_vdpau_hwaccel_deps="vdpau"
2636 h264_vdpau_hwaccel_select="h264_decoder"
2637 h264_videotoolbox_hwaccel_deps="videotoolbox"
2638 h264_videotoolbox_hwaccel_select="h264_decoder"
2639 hevc_cuvid_hwaccel_deps="cuda cuvid"
2640 hevc_cuvid_hwaccel_select="hevc_cuvid_decoder"
2641 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2642 hevc_d3d11va_hwaccel_select="hevc_decoder"
2643 hevc_mediacodec_hwaccel_deps="mediacodec"
2644 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2645 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2646 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2647 hevc_dxva2_hwaccel_select="hevc_decoder"
2648 hevc_qsv_hwaccel_deps="libmfx"
2649 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2650 hevc_vaapi_hwaccel_select="hevc_decoder"
2651 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2652 hevc_vdpau_hwaccel_select="hevc_decoder"
2653 mjpeg_cuvid_hwaccel_deps="cuda cuvid"
2654 mjpeg_cuvid_hwaccel_select="mjpeg_cuvid_decoder"
2655 mpeg_xvmc_hwaccel_deps="xvmc"
2656 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2657 mpeg1_cuvid_hwaccel_deps="cuda cuvid"
2658 mpeg1_cuvid_hwaccel_select="mpeg1_cuvid_decoder"
2659 mpeg1_vdpau_hwaccel_deps="vdpau"
2660 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2661 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2662 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2663 mpeg1_xvmc_hwaccel_deps="xvmc"
2664 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2665 mpeg2_cuvid_hwaccel_deps="cuda cuvid"
2666 mpeg2_cuvid_hwaccel_select="mpeg2_cuvid_decoder"
2667 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2668 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2669 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2670 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2671 mpeg2_dxva2_hwaccel_deps="dxva2"
2672 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2673 mpeg2_mediacodec_hwaccel_deps="mediacodec"
2674 mpeg2_mmal_hwaccel_deps="mmal"
2675 mpeg2_qsv_hwaccel_deps="libmfx"
2676 mpeg2_qsv_hwaccel_select="qsvdec_mpeg2"
2677 mpeg2_vaapi_hwaccel_deps="vaapi"
2678 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2679 mpeg2_vdpau_hwaccel_deps="vdpau"
2680 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2681 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2682 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2683 mpeg2_xvmc_hwaccel_deps="xvmc"
2684 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2685 mpeg4_cuvid_hwaccel_deps="cuda cuvid"
2686 mpeg4_cuvid_hwaccel_select="mpeg4_cuvid_decoder"
2687 mpeg4_mediacodec_hwaccel_deps="mediacodec"
2688 mpeg4_mmal_hwaccel_deps="mmal"
2689 mpeg4_vaapi_hwaccel_deps="vaapi"
2690 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2691 mpeg4_vdpau_hwaccel_deps="vdpau"
2692 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2693 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2694 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2695 vc1_cuvid_hwaccel_deps="cuda cuvid"
2696 vc1_cuvid_hwaccel_select="vc1_cuvid_decoder"
2697 vc1_d3d11va_hwaccel_deps="d3d11va"
2698 vc1_d3d11va_hwaccel_select="vc1_decoder"
2699 vc1_d3d11va2_hwaccel_deps="d3d11va"
2700 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2701 vc1_dxva2_hwaccel_deps="dxva2"
2702 vc1_dxva2_hwaccel_select="vc1_decoder"
2703 vc1_mmal_hwaccel_deps="mmal"
2704 vc1_qsv_hwaccel_deps="libmfx"
2705 vc1_qsv_hwaccel_select="qsvdec_vc1"
2706 vc1_vaapi_hwaccel_deps="vaapi"
2707 vc1_vaapi_hwaccel_select="vc1_decoder"
2708 vc1_vdpau_hwaccel_deps="vdpau"
2709 vc1_vdpau_hwaccel_select="vc1_decoder"
2710 vp8_cuvid_hwaccel_deps="cuda cuvid"
2711 vp8_cuvid_hwaccel_select="vp8_cuvid_decoder"
2712 vp9_cuvid_hwaccel_deps="cuda cuvid"
2713 vp9_cuvid_hwaccel_select="vp9_cuvid_decoder"
2714 vp8_mediacodec_hwaccel_deps="mediacodec"
2715 vp8_qsv_hwaccel_deps="libmfx"
2716 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2717 vp9_d3d11va_hwaccel_select="vp9_decoder"
2718 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2719 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2720 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2721 vp9_dxva2_hwaccel_select="vp9_decoder"
2722 vp9_mediacodec_hwaccel_deps="mediacodec"
2723 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2724 vp9_vaapi_hwaccel_select="vp9_decoder"
2725 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2726 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2727 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2728 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2729 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2731 # hardware-accelerated codecs
2732 omx_deps="dlopen pthreads"
2733 omx_extralibs='$ldl'
2734 omx_rpi_select="omx"
2737 vaapi_encode_deps="vaapi"
2739 hwupload_cuda_filter_deps="cuda"
2740 scale_npp_filter_deps="cuda libnpp"
2741 scale_cuda_filter_deps="cuda_sdk"
2744 nvenc_deps_any="dlopen LoadLibrary"
2745 nvenc_encoder_deps="nvenc"
2747 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2748 h264_cuvid_decoder_deps="cuda cuvid"
2749 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2750 h264_mediacodec_decoder_deps="mediacodec"
2751 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2752 h264_mmal_decoder_deps="mmal"
2753 h264_nvenc_encoder_deps="nvenc"
2754 h264_omx_encoder_deps="omx"
2755 h264_qsv_decoder_deps="libmfx"
2756 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
2757 h264_qsv_encoder_deps="libmfx"
2758 h264_qsv_encoder_select="qsvenc"
2759 h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
2760 h264_vaapi_encoder_select="vaapi_encode golomb"
2761 h264_vda_decoder_deps="vda"
2762 h264_vda_decoder_select="h264_decoder"
2763 h264_vdpau_decoder_deps="vdpau"
2764 h264_vdpau_decoder_select="h264_decoder"
2765 hevc_cuvid_decoder_deps="cuda cuvid"
2766 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
2767 hevc_mediacodec_decoder_deps="mediacodec"
2768 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
2769 hevc_nvenc_encoder_deps="nvenc"
2770 hevc_qsv_decoder_deps="libmfx"
2771 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
2772 hevc_qsv_encoder_deps="libmfx"
2773 hevc_qsv_encoder_select="hevcparse qsvenc"
2774 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
2775 hevc_vaapi_encoder_select="vaapi_encode golomb"
2776 mjpeg_cuvid_decoder_deps="cuda cuvid"
2777 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
2778 mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
2779 mpeg1_cuvid_decoder_deps="cuda cuvid"
2780 mpeg1_vdpau_decoder_deps="vdpau"
2781 mpeg1_vdpau_decoder_select="mpeg1video_decoder"
2782 mpeg2_crystalhd_decoder_select="crystalhd"
2783 mpeg2_cuvid_decoder_deps="cuda cuvid"
2784 mpeg2_mmal_decoder_deps="mmal"
2785 mpeg2_mediacodec_decoder_deps="mediacodec"
2786 mpeg2_qsv_decoder_deps="libmfx"
2787 mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel"
2788 mpeg2_qsv_encoder_deps="libmfx"
2789 mpeg2_qsv_encoder_select="qsvenc"
2790 mpeg2_vaapi_encoder_deps="VAEncPictureParameterBufferMPEG2"
2791 mpeg2_vaapi_encoder_select="vaapi_encode"
2792 mpeg4_crystalhd_decoder_select="crystalhd"
2793 mpeg4_cuvid_decoder_deps="cuda cuvid"
2794 mpeg4_mediacodec_decoder_deps="mediacodec"
2795 mpeg4_mmal_decoder_deps="mmal"
2796 mpeg4_omx_encoder_deps="omx"
2797 mpeg4_vdpau_decoder_deps="vdpau"
2798 mpeg4_vdpau_decoder_select="mpeg4_decoder"
2799 mpeg_vdpau_decoder_deps="vdpau"
2800 mpeg_vdpau_decoder_select="mpeg2video_decoder"
2801 msmpeg4_crystalhd_decoder_select="crystalhd"
2802 nvenc_h264_encoder_select="h264_nvenc_encoder"
2803 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
2804 vc1_crystalhd_decoder_select="crystalhd"
2805 vc1_cuvid_decoder_deps="cuda cuvid"
2806 vc1_mmal_decoder_deps="mmal"
2807 vc1_vdpau_decoder_deps="vdpau"
2808 vc1_vdpau_decoder_select="vc1_decoder"
2809 vp8_cuvid_decoder_deps="cuda cuvid"
2810 vp8_mediacodec_decoder_deps="mediacodec"
2811 vp8_qsv_decoder_deps="libmfx"
2812 vp8_qsv_decoder_select="qsvdec vp8_qsv_hwaccel vp8_parser"
2813 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
2814 vp8_vaapi_encoder_select="vaapi_encode"
2815 vp9_cuvid_decoder_deps="cuda cuvid"
2816 vp9_mediacodec_decoder_deps="mediacodec"
2817 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
2818 vp9_vaapi_encoder_select="vaapi_encode"
2819 wmv3_crystalhd_decoder_select="crystalhd"
2820 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2823 h264_parser_select="golomb h264dsp h264parse"
2824 hevc_parser_select="hevcparse"
2825 mpegaudio_parser_select="mpegaudioheader"
2826 mpegvideo_parser_select="mpegvideo"
2827 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
2828 vc1_parser_select="vc1dsp"
2831 mjpeg2jpeg_bsf_select="jpegtables"
2833 # external libraries
2834 aac_at_decoder_deps="audiotoolbox"
2835 ac3_at_decoder_deps="audiotoolbox"
2836 ac3_at_decoder_select="ac3_parser"
2837 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
2838 alac_at_decoder_deps="audiotoolbox"
2839 amr_nb_at_decoder_deps="audiotoolbox"
2840 avisynth_deps_any="dlopen LoadLibrary"
2841 avisynth_demuxer_deps="avisynth"
2842 avisynth_demuxer_select="riffdec"
2843 eac3_at_decoder_deps="audiotoolbox"
2844 eac3_at_decoder_select="ac3_parser"
2845 gsm_ms_at_decoder_deps="audiotoolbox"
2846 ilbc_at_decoder_deps="audiotoolbox"
2847 mp1_at_decoder_deps="audiotoolbox"
2848 mp2_at_decoder_deps="audiotoolbox"
2849 mp3_at_decoder_deps="audiotoolbox"
2850 mp1_at_decoder_select="mpegaudioheader"
2851 mp2_at_decoder_select="mpegaudioheader"
2852 mp3_at_decoder_select="mpegaudioheader"
2853 pcm_alaw_at_decoder_deps="audiotoolbox"
2854 pcm_mulaw_at_decoder_deps="audiotoolbox"
2855 qdmc_at_decoder_deps="audiotoolbox"
2856 qdm2_at_decoder_deps="audiotoolbox"
2857 aac_at_encoder_deps="audiotoolbox"
2858 aac_at_encoder_select="audio_frame_queue"
2859 alac_at_encoder_deps="audiotoolbox"
2860 alac_at_encoder_select="audio_frame_queue"
2861 ilbc_at_encoder_deps="audiotoolbox"
2862 ilbc_at_encoder_select="audio_frame_queue"
2863 pcm_alaw_at_encoder_deps="audiotoolbox"
2864 pcm_alaw_at_encoder_select="audio_frame_queue"
2865 pcm_mulaw_at_encoder_deps="audiotoolbox"
2866 pcm_mulaw_at_encoder_select="audio_frame_queue"
2867 chromaprint_muxer_deps="chromaprint"
2868 h264_videotoolbox_encoder_deps="videotoolbox_encoder pthreads"
2869 libcelt_decoder_deps="libcelt"
2870 libfdk_aac_decoder_deps="libfdk_aac"
2871 libfdk_aac_encoder_deps="libfdk_aac"
2872 libfdk_aac_encoder_select="audio_frame_queue"
2873 libgme_demuxer_deps="libgme"
2874 libgsm_decoder_deps="libgsm"
2875 libgsm_encoder_deps="libgsm"
2876 libgsm_ms_decoder_deps="libgsm"
2877 libgsm_ms_encoder_deps="libgsm"
2878 libilbc_decoder_deps="libilbc"
2879 libilbc_encoder_deps="libilbc"
2880 libkvazaar_encoder_deps="libkvazaar"
2881 libmodplug_demuxer_deps="libmodplug"
2882 libmp3lame_encoder_deps="libmp3lame"
2883 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
2884 libopencore_amrnb_decoder_deps="libopencore_amrnb"
2885 libopencore_amrnb_encoder_deps="libopencore_amrnb"
2886 libopencore_amrnb_encoder_select="audio_frame_queue"
2887 libopencore_amrwb_decoder_deps="libopencore_amrwb"
2888 libopenh264_decoder_deps="libopenh264"
2889 libopenh264_decoder_select="h264_mp4toannexb_bsf"
2890 libopenh264_encoder_deps="libopenh264"
2891 libopenjpeg_decoder_deps="libopenjpeg"
2892 libopenjpeg_encoder_deps="libopenjpeg"
2893 libopenmpt_demuxer_deps="libopenmpt"
2894 libopus_decoder_deps="libopus"
2895 libopus_encoder_deps="libopus"
2896 libopus_encoder_select="audio_frame_queue"
2897 librsvg_decoder_deps="librsvg"
2898 libshine_encoder_deps="libshine"
2899 libshine_encoder_select="audio_frame_queue"
2900 libspeex_decoder_deps="libspeex"
2901 libspeex_encoder_deps="libspeex"
2902 libspeex_encoder_select="audio_frame_queue"
2903 libtheora_encoder_deps="libtheora"
2904 libtwolame_encoder_deps="libtwolame"
2905 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
2906 libvorbis_decoder_deps="libvorbis"
2907 libvorbis_encoder_deps="libvorbis"
2908 libvorbis_encoder_select="audio_frame_queue"
2909 libvpx_vp8_decoder_deps="libvpx"
2910 libvpx_vp8_encoder_deps="libvpx"
2911 libvpx_vp9_decoder_deps="libvpx"
2912 libvpx_vp9_encoder_deps="libvpx"
2913 libwavpack_encoder_deps="libwavpack"
2914 libwavpack_encoder_select="audio_frame_queue"
2915 libwebp_encoder_deps="libwebp"
2916 libwebp_anim_encoder_deps="libwebp"
2917 libx262_encoder_deps="libx262"
2918 libx264_encoder_deps="libx264"
2919 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
2920 libx264rgb_encoder_select="libx264_encoder"
2921 libx265_encoder_deps="libx265"
2922 libxavs_encoder_deps="libxavs"
2923 libxvid_encoder_deps="libxvid"
2924 libzvbi_teletext_decoder_deps="libzvbi"
2925 videotoolbox_deps="VideoToolbox_VideoToolbox_h"
2926 videotoolbox_extralibs="-framework CoreFoundation -framework VideoToolbox -framework CoreMedia -framework CoreVideo"
2927 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
2928 videotoolbox_encoder_suggest="vda_framework vt_bt2020"
2929 vt_bt2020_deps="kCVImageBufferColorPrimaries_ITU_R_2020"
2932 ac3_demuxer_select="ac3_parser"
2933 aiff_muxer_select="iso_media"
2934 asf_demuxer_select="riffdec"
2935 asf_o_demuxer_select="riffdec"
2936 asf_muxer_select="riffenc"
2937 asf_stream_muxer_select="asf_muxer"
2938 avi_demuxer_select="iso_media riffdec exif"
2939 avi_muxer_select="riffenc"
2940 caf_demuxer_select="iso_media riffdec"
2941 caf_muxer_select="iso_media"
2942 dash_muxer_select="mp4_muxer"
2943 dirac_demuxer_select="dirac_parser"
2944 dts_demuxer_select="dca_parser"
2945 dtshd_demuxer_select="dca_parser"
2946 dv_demuxer_select="dvprofile"
2947 dv_muxer_select="dvprofile"
2948 dxa_demuxer_select="riffdec"
2949 eac3_demuxer_select="ac3_parser"
2950 f4v_muxer_select="mov_muxer"
2951 fifo_muxer_deps="threads"
2952 flac_demuxer_select="flac_parser"
2953 hds_muxer_select="flv_muxer"
2954 hls_muxer_select="mpegts_muxer"
2955 image2_alias_pix_demuxer_select="image2_demuxer"
2956 image2_brender_pix_demuxer_select="image2_demuxer"
2957 ipod_muxer_select="mov_muxer"
2958 ismv_muxer_select="mov_muxer"
2959 matroska_audio_muxer_select="matroska_muxer"
2960 matroska_demuxer_select="iso_media riffdec"
2961 matroska_demuxer_suggest="bzlib lzo zlib"
2962 matroska_muxer_select="iso_media riffenc"
2963 mmf_muxer_select="riffenc"
2964 mov_demuxer_select="iso_media riffdec"
2965 mov_demuxer_suggest="zlib"
2966 mov_muxer_select="iso_media riffenc rtpenc_chain"
2967 mp3_demuxer_select="mpegaudio_parser"
2968 mp3_muxer_select="mpegaudioheader"
2969 mp4_muxer_select="mov_muxer"
2970 mpegts_demuxer_select="iso_media"
2971 mpegts_muxer_select="adts_muxer latm_muxer"
2972 mpegtsraw_demuxer_select="mpegts_demuxer"
2973 mxf_d10_muxer_select="mxf_muxer"
2974 mxf_opatom_muxer_select="mxf_muxer"
2975 nut_muxer_select="riffenc"
2976 nuv_demuxer_select="riffdec"
2977 oga_muxer_select="ogg_muxer"
2978 ogg_demuxer_select="dirac_parse"
2979 ogv_muxer_select="ogg_muxer"
2980 opus_muxer_select="ogg_muxer"
2981 psp_muxer_select="mov_muxer"
2982 rtp_demuxer_select="sdp_demuxer"
2983 rtp_muxer_select="golomb"
2984 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
2985 rtsp_demuxer_select="http_protocol rtpdec"
2986 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
2987 sap_demuxer_select="sdp_demuxer"
2988 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
2989 sdp_demuxer_select="rtpdec"
2990 smoothstreaming_muxer_select="ismv_muxer"
2991 spdif_muxer_select="aac_parser"
2992 spx_muxer_select="ogg_muxer"
2993 swf_demuxer_suggest="zlib"
2994 tak_demuxer_select="tak_parser"
2995 tg2_muxer_select="mov_muxer"
2996 tgp_muxer_select="mov_muxer"
2997 vobsub_demuxer_select="mpegps_demuxer"
2998 w64_demuxer_select="wav_demuxer"
2999 w64_muxer_select="wav_muxer"
3000 wav_demuxer_select="riffdec"
3001 wav_muxer_select="riffenc"
3002 webm_muxer_select="iso_media riffenc"
3003 webm_dash_manifest_demuxer_select="matroska_demuxer"
3004 wtv_demuxer_select="mpegts_demuxer riffdec"
3005 wtv_muxer_select="mpegts_muxer riffenc"
3006 xmv_demuxer_select="riffdec"
3007 xwma_demuxer_select="riffdec"
3010 alsa_indev_deps="alsa"
3011 alsa_outdev_deps="alsa"
3012 avfoundation_indev_deps="pthreads"
3013 avfoundation_indev_extralibs="-framework Foundation -framework AVFoundation -framework CoreVideo -framework CoreMedia"
3014 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3015 caca_outdev_deps="libcaca"
3016 decklink_indev_deps="decklink threads"
3017 decklink_indev_extralibs="-lstdc++"
3018 decklink_outdev_deps="decklink threads"
3019 decklink_outdev_extralibs="-lstdc++"
3020 libndi_newtek_indev_deps="libndi_newtek"
3021 libndi_newtek_indev_extralibs="-lndi"
3022 libndi_newtek_outdev_deps="libndi_newtek"
3023 libndi_newtek_outdev_extralibs="-lndi"
3024 dshow_indev_deps="IBaseFilter"
3025 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3026 dv1394_indev_deps="dv1394"
3027 dv1394_indev_select="dv_demuxer"
3028 fbdev_indev_deps="linux_fb_h"
3029 fbdev_outdev_deps="linux_fb_h"
3030 gdigrab_indev_deps="CreateDIBSection"
3031 gdigrab_indev_extralibs="-lgdi32"
3032 gdigrab_indev_select="bmp_decoder"
3033 iec61883_indev_deps="libiec61883"
3034 jack_indev_deps="jack"
3035 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3036 lavfi_indev_deps="avfilter"
3037 libcdio_indev_deps="libcdio"
3038 libdc1394_indev_deps="libdc1394"
3039 libv4l2_indev_deps="libv4l2"
3040 openal_indev_deps="openal"
3041 opengl_outdev_deps="opengl"
3042 oss_indev_deps_any="soundcard_h sys_soundcard_h"
3043 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
3044 pulse_indev_deps="libpulse"
3045 pulse_outdev_deps="libpulse"
3046 sdl2_outdev_deps="sdl2"
3047 sndio_indev_deps="sndio"
3048 sndio_outdev_deps="sndio"
3049 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3050 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3051 vfwcap_indev_deps="vfw32 vfwcap_defines"
3052 xcbgrab_indev_deps="libxcb"
3053 xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
3054 xv_outdev_extralibs="-lXv -lX11 -lXext"
3057 async_protocol_deps="threads"
3058 bluray_protocol_deps="libbluray"
3059 ffrtmpcrypt_protocol_deps="!librtmp_protocol"
3060 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
3061 ffrtmpcrypt_protocol_select="tcp_protocol"
3062 ffrtmphttp_protocol_deps="!librtmp_protocol"
3063 ffrtmphttp_protocol_select="http_protocol"
3064 ftp_protocol_select="tcp_protocol"
3065 gopher_protocol_select="network"
3066 http_protocol_select="tcp_protocol"
3067 httpproxy_protocol_select="tcp_protocol"
3068 https_protocol_select="tls_protocol"
3069 icecast_protocol_select="http_protocol"
3070 librtmp_protocol_deps="librtmp"
3071 librtmpe_protocol_deps="librtmp"
3072 librtmps_protocol_deps="librtmp"
3073 librtmpt_protocol_deps="librtmp"
3074 librtmpte_protocol_deps="librtmp"
3075 libsmbclient_protocol_deps="libsmbclient gplv3"
3076 libssh_protocol_deps="libssh"
3077 mmsh_protocol_select="http_protocol"
3078 mmst_protocol_select="network"
3079 rtmp_protocol_deps="!librtmp_protocol"
3080 rtmp_protocol_select="tcp_protocol"
3081 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3082 rtmps_protocol_deps="!librtmp_protocol"
3083 rtmps_protocol_select="tls_protocol"
3084 rtmpt_protocol_select="ffrtmphttp_protocol"
3085 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3086 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3087 rtp_protocol_select="udp_protocol"
3088 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3089 sctp_protocol_select="network"
3090 srtp_protocol_select="rtp_protocol srtp"
3091 tcp_protocol_select="network"
3092 tls_gnutls_protocol_deps="gnutls !tls_schannel_protocol !tls_securetransport_protocol"
3093 tls_gnutls_protocol_select="tcp_protocol"
3094 tls_openssl_protocol_deps="openssl !tls_schannel_protocol !tls_securetransport_protocol !tls_gnutls_protocol"
3095 tls_openssl_protocol_select="tcp_protocol"
3096 tls_schannel_protocol_deps="schannel"
3097 tls_schannel_protocol_select="tcp_protocol"
3098 tls_securetransport_protocol_deps="securetransport"
3099 tls_securetransport_protocol_select="tcp_protocol"
3100 tls_protocol_deps_any="tls_schannel_protocol tls_securetransport_protocol tls_gnutls_protocol tls_openssl_protocol"
3101 udp_protocol_select="network"
3102 udplite_protocol_select="network"
3103 unix_protocol_deps="sys_un_h"
3104 unix_protocol_select="network"
3107 afftfilt_filter_deps="avcodec"
3108 afftfilt_filter_select="fft"
3109 afir_filter_deps="avcodec"
3110 afir_filter_select="fft"
3111 amovie_filter_deps="avcodec avformat"
3112 aresample_filter_deps="swresample"
3113 ass_filter_deps="libass"
3114 atempo_filter_deps="avcodec"
3115 atempo_filter_select="rdft"
3116 azmq_filter_deps="libzmq"
3117 blackframe_filter_deps="gpl"
3118 boxblur_filter_deps="gpl"
3119 bs2b_filter_deps="libbs2b"
3120 colormatrix_filter_deps="gpl"
3121 cover_rect_filter_deps="avcodec avformat gpl"
3122 cropdetect_filter_deps="gpl"
3123 deinterlace_qsv_filter_deps="libmfx"
3124 deinterlace_vaapi_filter_deps="vaapi"
3125 delogo_filter_deps="gpl"
3126 deshake_filter_select="pixelutils"
3127 drawtext_filter_deps="libfreetype"
3128 elbg_filter_deps="avcodec"
3129 eq_filter_deps="gpl"
3130 fftfilt_filter_deps="avcodec"
3131 fftfilt_filter_select="rdft"
3132 find_rect_filter_deps="avcodec avformat gpl"
3133 firequalizer_filter_deps="avcodec"
3134 firequalizer_filter_select="rdft"
3135 flite_filter_deps="libflite"
3136 framerate_filter_select="pixelutils"
3137 frei0r_filter_deps="frei0r dlopen"
3138 frei0r_src_filter_deps="frei0r dlopen"
3139 fspp_filter_deps="gpl"
3140 geq_filter_deps="gpl"
3141 histeq_filter_deps="gpl"
3142 hqdn3d_filter_deps="gpl"
3143 interlace_filter_deps="gpl"
3144 kerndeint_filter_deps="gpl"
3145 ladspa_filter_deps="ladspa dlopen"
3146 mcdeint_filter_deps="avcodec gpl"
3147 movie_filter_deps="avcodec avformat"
3148 mpdecimate_filter_deps="gpl"
3149 mpdecimate_filter_select="pixelutils"
3150 mptestsrc_filter_deps="gpl"
3151 negate_filter_deps="lut_filter"
3152 nnedi_filter_deps="gpl"
3153 ocr_filter_deps="libtesseract"
3154 ocv_filter_deps="libopencv"
3155 owdenoise_filter_deps="gpl"
3156 pan_filter_deps="swresample"
3157 perspective_filter_deps="gpl"
3158 phase_filter_deps="gpl"
3159 pp7_filter_deps="gpl"
3160 pp_filter_deps="gpl postproc"
3161 pullup_filter_deps="gpl"
3162 removelogo_filter_deps="avcodec avformat swscale"
3163 repeatfields_filter_deps="gpl"
3164 resample_filter_deps="avresample"
3165 rubberband_filter_deps="librubberband"
3166 sab_filter_deps="gpl swscale"
3167 scale2ref_filter_deps="swscale"
3168 scale_filter_deps="swscale"
3169 scale_qsv_filter_deps="libmfx"
3170 select_filter_select="pixelutils"
3171 showcqt_filter_deps="avcodec avformat swscale"
3172 showcqt_filter_select="fft"
3173 showfreqs_filter_deps="avcodec"
3174 showfreqs_filter_select="fft"
3175 showspectrum_filter_deps="avcodec"
3176 showspectrum_filter_select="fft"
3177 showspectrumpic_filter_deps="avcodec"
3178 showspectrumpic_filter_select="fft"
3179 signature_filter_deps="gpl avcodec avformat"
3180 smartblur_filter_deps="gpl swscale"
3181 sofalizer_filter_deps="libmysofa avcodec"
3182 sofalizer_filter_select="fft"
3183 spectrumsynth_filter_deps="avcodec"
3184 spectrumsynth_filter_select="fft"
3185 spp_filter_deps="gpl avcodec"
3186 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3187 stereo3d_filter_deps="gpl"
3188 subtitles_filter_deps="avformat avcodec libass"
3189 super2xsai_filter_deps="gpl"
3190 pixfmts_super2xsai_test_deps="super2xsai_filter"
3191 tinterlace_filter_deps="gpl"
3192 tinterlace_merge_test_deps="tinterlace_filter"
3193 tinterlace_pad_test_deps="tinterlace_filter"
3194 uspp_filter_deps="gpl avcodec"
3195 vaguedenoiser_filter_deps="gpl"
3196 vidstabdetect_filter_deps="libvidstab"
3197 vidstabtransform_filter_deps="libvidstab"
3198 libvmaf_filter_deps="libvmaf"
3199 zmq_filter_deps="libzmq"
3200 zoompan_filter_deps="swscale"
3201 zscale_filter_deps="libzimg"
3202 scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3205 avio_dir_cmd_deps="avformat avutil"
3206 avio_reading_deps="avformat avcodec avutil"
3207 decode_audio_example_deps="avcodec avutil"
3208 decode_video_example_deps="avcodec avutil"
3209 demuxing_decoding_example_deps="avcodec avformat avutil"
3210 encode_audio_example_deps="avcodec avutil"
3211 encode_video_example_deps="avcodec avutil"
3212 extract_mvs_example_deps="avcodec avformat avutil"
3213 filter_audio_example_deps="avfilter avutil"
3214 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3215 filtering_video_example_deps="avfilter avcodec avformat avutil"
3216 http_multiclient_example_deps="avformat avutil fork"
3217 hw_decode_example_deps="avcodec avformat avutil"
3218 metadata_example_deps="avformat avutil"
3219 muxing_example_deps="avcodec avformat avutil swscale"
3220 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3221 remuxing_example_deps="avcodec avformat avutil"
3222 resampling_audio_example_deps="avutil swresample"
3223 scaling_video_example_deps="avutil swscale"
3224 transcode_aac_example_deps="avcodec avformat swresample"
3225 transcoding_example_deps="avfilter avcodec avformat avutil"
3227 # libraries, in linking order
3228 avcodec_deps="avutil"
3229 avcodec_select="null_bsf"
3230 avdevice_deps="avformat avcodec avutil"
3231 avfilter_deps="avutil"
3232 avformat_deps="avcodec avutil"
3233 avresample_deps="avutil"
3234 postproc_deps="avutil gpl"
3235 swresample_deps="avutil"
3236 swscale_deps="avutil"
3239 ffmpeg_deps="avcodec avfilter avformat swresample"
3240 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3243 ffplay_deps="avcodec avformat swscale swresample sdl2"
3244 ffplay_extralibs='$sdl2_extralibs'
3245 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3246 ffprobe_deps="avcodec avformat"
3247 ffserver_deps="avformat fork sarestart"
3248 ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
3251 podpages_deps="perl"
3252 manpages_deps="perl pod2man"
3253 htmlpages_deps="perl"
3254 htmlpages_deps_any="makeinfo_html texi2html"
3255 txtpages_deps="perl makeinfo"
3256 doc_deps_any="manpages htmlpages podpages txtpages"
3258 # default parameters
3260 logfile="ffbuild/config.log"
3262 # installation paths
3263 prefix_default="/usr/local"
3264 bindir_default='${prefix}/bin'
3265 datadir_default='${prefix}/share/ffmpeg'
3266 docdir_default='${prefix}/share/doc/ffmpeg'
3267 incdir_default='${prefix}/include'
3268 libdir_default='${prefix}/lib'
3269 mandir_default='${prefix}/share/man'
3275 host_cc_default="gcc"
3276 doxygen_default="doxygen"
3278 ln_s_default="ln -s -f"
3280 pkg_config_default=pkg-config
3281 ranlib_default="ranlib"
3282 strip_default="strip"
3283 version_script='--version-script'
3284 x86asmexe_default="nasm"
3285 windres_default="windres"
3287 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3290 target_os_default=$(tolower $(uname -s))
3291 host_os=$target_os_default
3294 if test "$target_os_default" = aix; then
3295 arch_default=$(uname -p)
3296 strip_default="strip -X32_64"
3298 arch_default=$(uname -m)
3303 # configurable options
3304 enable $PROGRAM_LIST
3305 enable $DOCUMENT_LIST
3306 enable $EXAMPLE_LIST
3307 enable $(filter_out avresample $LIBRARY_LIST)
3313 enable faan faandct faanidct
3314 enable optimizations
3315 enable runtime_cpudetect
3316 enable safe_bitstream_reader
3318 enable swscale_alpha
3319 enable valgrind_backtrace
3321 sws_max_filter_size_default=256
3322 set_default sws_max_filter_size
3325 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3328 FULLNAME='$(NAME)$(BUILDSUF)'
3329 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3332 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3333 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3334 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3335 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3336 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3337 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3338 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3365 host_extralibs='-lm'
3366 host_cflags_filter=echo
3367 host_ldflags_filter=echo
3369 target_path='$(CURDIR)'
3371 # since the object filename is not given with the -MM flag, the compiler
3372 # is only able to print the basename, and we must add the path ourselves
3373 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3379 if test -f configure; then
3382 source_path=$(cd $(dirname "$0"); pwd)
3383 case "$source_path" in
3384 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3386 test -e "$source_path/config.h" &&
3387 die "Out of tree builds are impossible with config.h in source dir."
3394 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3400 file=$source_path/$3
3401 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
3404 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
3405 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
3406 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
3407 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
3408 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
3409 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
3410 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
3411 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
3412 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
3414 find_things_extern(){
3417 file=$source_path/$3
3418 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
3421 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3422 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3438 for n in $COMPONENT_LIST; do
3439 v=$(toupper ${n%s})_LIST
3441 eval ${n}_if_any="\$$v"
3444 enable $ARCH_EXT_LIST
3447 echo "Unknown option \"$1\"."
3448 echo "See $0 --help for available options."
3452 print_in_columns() {
3453 cols=$(expr $ncols / 24)
3454 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3460 echo $* | sed s/$suffix//g | print_in_columns
3472 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3473 echo "prob ${prob:-0.5}"
3481 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3482 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3491 --extra-ldexeflags=*)
3492 add_ldexeflags $optval
3494 --extra-ldlibflags=*)
3495 add_ldlibflags $optval
3498 add_extralibs $optval
3501 disable $INDEV_LIST $OUTDEV_LIST
3504 debuglevel="$optval"
3507 disable $PROGRAM_LIST
3509 --disable-everything)
3510 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3513 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3514 disable $LIBRARY_LIST $PROGRAM_LIST doc
3517 --enable-random|--disable-random)
3518 action=${opt%%-random}
3519 do_random ${action#--} $COMPONENT_LIST
3521 --enable-random=*|--disable-random=*)
3522 action=${opt%%-random=*}
3523 do_random ${action#--} $optval
3528 --enable-*=*|--disable-*=*)
3529 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3530 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3531 eval list=\$$(toupper $thing)_LIST
3532 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3533 list=$(filter "$name" $list)
3534 [ "$list" = "" ] && warn "Option $opt did not match anything"
3537 --enable-yasm|--disable-yasm)
3538 warn "The ${opt} option is only provided for compatibility and will be\n"\
3539 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3540 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3543 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3544 "removed in the future. Use --x86asmexe instead."
3547 --enable-?*|--disable-?*)
3548 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3549 if is_in $option $COMPONENT_LIST; then
3550 test $action = disable && action=unset
3551 eval $action \$$(toupper ${option%s})_LIST
3552 elif is_in $option $CMDLINE_SELECT; then
3559 NAME="${opt#--list-}"
3560 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3562 eval show_list $NAME \$$(toupper $NAME)_LIST
3564 --help|-h) show_help
3566 --quiet|-q) quiet=yes
3568 --fatal-warnings) enable fatal_warnings
3571 libfuzzer_path="$optval"
3574 optname="${opt%%=*}"
3575 optname="${optname#--}"
3576 optname=$(echo "$optname" | sed 's/-/_/g')
3577 if is_in $optname $CMDLINE_SET; then
3578 eval $optname='$optval'
3579 elif is_in $optname $CMDLINE_APPEND; then
3580 append $optname "$optval"
3592 if disabled autodetect; then
3594 # Unless iconv is explicitely disabled by the user, we still want to probe
3595 # for the iconv from the libc.
3596 disabled iconv || enable libc_iconv
3598 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3599 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3601 # Mark specifically enabled, but normally autodetected libraries as requested.
3602 for lib in $AUTODETECT_LIBS; do
3603 enabled $lib && request $lib
3605 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
3606 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3607 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3609 disabled logging && logfile=/dev/null
3611 die_license_disabled() {
3612 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
3615 die_license_disabled_gpl() {
3616 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
3619 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3620 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3622 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
3623 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
3625 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3627 # Disable all the library-specific components if the library itself
3628 # is disabled, see AVCODEC_LIST and following _LIST variables.
3630 disable_components(){
3631 disabled ${1} && disable $(
3632 eval components="\$$(toupper ${1})_COMPONENTS"
3633 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
3637 map 'disable_components $v' $LIBRARY_LIST
3639 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
3642 test -n "$valgrind" && toolchain="valgrind-memcheck"
3644 enabled ossfuzz && {
3645 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
3646 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
3649 case "$toolchain" in
3651 cc_default="${toolchain%-asan}"
3652 add_cflags -fsanitize=address
3653 add_ldflags -fsanitize=address
3656 cc_default="${toolchain%-msan}"
3657 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
3658 add_ldflags -fsanitize=memory
3661 cc_default="${toolchain%-tsan}"
3662 add_cflags -fsanitize=thread -fPIE
3663 add_ldflags -fsanitize=thread -pie
3664 case "$toolchain" in
3672 cc_default="${toolchain%-usan}"
3673 add_cflags -fsanitize=undefined
3674 add_ldflags -fsanitize=undefined
3677 target_exec_default="valgrind"
3678 case "$toolchain" in
3680 target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
3683 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
3688 # Check whether the current MSVC version needs the C99 converter.
3689 # From MSVC 2013 (compiler major version 18) onwards, it does actually
3690 # support enough of C99 to build ffmpeg. Default to the new
3691 # behaviour if the regexp was unable to match anything, since this
3692 # successfully parses the version number of existing supported
3693 # versions that require the converter (MSVC 2010 and 2012).
3694 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
3695 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
3699 cc_default="c99wrap cl"
3700 cxx_default="c99wrap cl"
3702 ld_default="$source_path/compat/windows/mslink"
3703 nm_default="dumpbin -symbols"
3710 target_os_default="win32"
3711 # Use a relative path for TMPDIR. This makes sure all the
3712 # ffconf temp files are written with a relative path, avoiding
3713 # issues with msys/win32 path conversion for MSVC parameters
3714 # such as -Fo<file> or -out:<file>.
3720 nm_default="dumpbin -symbols"
3722 target_os_default="win32"
3726 add_cflags -fprofile-arcs -ftest-coverage
3727 add_ldflags -fprofile-arcs -ftest-coverage
3730 add_cflags -fprofile-arcs -ftest-coverage
3731 add_ldflags --coverage
3734 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
3735 add_cflags -fno-strict-overflow -fstack-protector-all
3736 add_ldflags -Wl,-z,relro -Wl,-z,now
3738 add_ldexeflags -fPIE -pie
3741 die "Unknown toolchain $toolchain"
3745 test -n "$cross_prefix" && enable cross_compile
3747 if enabled cross_compile; then
3748 test -n "$arch" && test -n "$target_os" ||
3749 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
3752 ar_default="${cross_prefix}${ar_default}"
3753 cc_default="${cross_prefix}${cc_default}"
3754 cxx_default="${cross_prefix}${cxx_default}"
3755 nm_default="${cross_prefix}${nm_default}"
3756 pkg_config_default="${cross_prefix}${pkg_config_default}"
3757 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
3758 ranlib_default="${cross_prefix}${ranlib_default} -D"
3760 ranlib_default="${cross_prefix}${ranlib_default}"
3762 strip_default="${cross_prefix}${strip_default}"
3763 windres_default="${cross_prefix}${windres_default}"
3765 sysinclude_default="${sysroot}/usr/include"
3767 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
3768 target_exec target_os x86asmexe nvcc
3769 enabled cross_compile || host_cc_default=$cc
3772 pkg_config_fail_message=""
3773 if ! $pkg_config --version >/dev/null 2>&1; then
3774 warn "$pkg_config not found, library detection may fail."
3776 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
3777 pkg_config_fail_message="
3778 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
3781 if test $doxygen != $doxygen_default && \
3782 ! $doxygen --version >/dev/null 2>&1; then
3783 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
3788 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
3792 EXESUF=$(exesuf $target_os)
3793 HOSTEXESUF=$(exesuf $host_os)
3795 # set temporary file name
3796 : ${TMPDIR:=$TEMPDIR}
3800 if [ -n "$tempprefix" ] ; then
3802 tmpname="$tempprefix.${HOSTNAME}.${UID}"
3806 elif ! check_cmd mktemp -u XXXXXX; then
3807 # simple replacement for missing mktemp
3808 # NOT SAFE FOR GENERAL USE
3810 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
3816 FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
3817 die "Unable to create temporary directory in $TMPDIR."
3820 tmp="${FFTMPDIR}/test"$2
3821 (set -C; exec > $tmp) 2> /dev/null ||
3822 die "Unable to create temporary file in $FFTMPDIR."
3826 trap 'rm -rf -- "$FFTMPDIR"' EXIT
3832 tmpfile TMPE $EXESUF
3844 # make sure we can execute files in $TMPDIR
3845 cat > $TMPSH 2>> $logfile <<EOF
3848 chmod +x $TMPSH >> $logfile 2>&1
3849 if ! $TMPSH >> $logfile 2>&1; then
3851 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
3852 variable to another directory and make sure that it is not mounted noexec.
3854 die "Sanity test failed."
3860 # Filter out MSVC cl.exe options from cflags that shouldn't
3861 # be passed to gas-preprocessor
3871 -std=c99) echo -c99 ;;
3872 -mcpu=*) echo -arch ${flag#*=} ;;
3873 -mieee) echo -ieee ;;
3874 -O*|-fast) echo $flag ;;
3875 -fno-math-errno) echo -assume nomath_errno ;;
3877 -Wall) echo -msg_enable level2 ;;
3878 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
3879 -Wl,*) echo $flag ;;
3889 -Wno-switch) echo -Wno-switch-enum ;;
3890 -Wno-format-zero-length) ;;
3891 -Wdisabled-optimization) ;;
3892 -Wno-pointer-sign) echo -Wno-other ;;
3898 msvc_common_flags(){
3901 # In addition to specifying certain flags under the compiler
3902 # specific filters, they must be specified here as well or else the
3903 # generic catch all at the bottom will print the original flag.
3908 -fomit-frame-pointer) ;;
3912 -fno-signed-zeros) ;;
3916 -lz) echo zlib.lib ;;
3917 -lx264) echo libx264.lib ;;
3919 -l*) echo ${flag#-l}.lib ;;
3920 -LARGEADDRESSAWARE) echo $flag ;;
3921 -L*) echo -libpath:${flag#-L} ;;
3928 msvc_common_flags "$@"
3931 -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
3933 -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
3934 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
3935 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
3937 -wd4273 -wd4554 -wd4701 -wd4703 ;;
3943 msvc_common_flags "$@"
3946 # Despite what Intel's documentation says -Wall, which is supported
3947 # on Windows, does enable remarks so disable them here.
3948 -Wall) echo $flag -Qdiag-disable:remark ;;
3949 -std=c99) echo -Qstd=c99 ;;
3967 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
3968 -fomit-frame-pointer) echo -Mnoframe ;;
3979 case "${flag#*=}" in
3980 native) echo -xtarget=native ;;
3981 v9|niagara) echo -xarch=sparc ;;
3982 ultrasparc) echo -xarch=sparcvis ;;
3983 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
3984 i586|pentium) echo -xchip=pentium ;;
3985 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
3986 pentium3*|c3-2) echo -xtarget=pentium3 ;;
3987 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
3988 pentium4*) echo -xtarget=pentium4 ;;
3989 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
3990 *-sse3) echo -xarch=sse3 ;;
3991 core2) echo -xarch=ssse3 -xchip=core2 ;;
3992 bonnell) echo -xarch=ssse3 ;;
3993 corei7|nehalem) echo -xtarget=nehalem ;;
3994 westmere) echo -xtarget=westmere ;;
3995 silvermont) echo -xarch=sse4_2 ;;
3996 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
3997 core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
3999 amdfam10|barcelona) echo -xtarget=barcelona ;;
4000 btver1) echo -xarch=amdsse4a ;;
4001 btver2|bdver*|znver*) echo -xarch=avx ;;
4002 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
4003 k8|opteron|athlon64|athlon-fx)
4004 echo -xarch=sse2a ;;
4005 athlon*) echo -xarch=pentium_proa ;;
4008 -std=c99) echo -xc99 ;;
4009 -fomit-frame-pointer) echo -xregs=frameptr ;;
4010 -fPIC) echo -KPIC -xcode=pic32 ;;
4011 -W*,*) echo $flag ;;
4012 -f*-*|-W*|-mimpure-text) ;;
4023 case "${flag#*=}" in
4024 armv7-a|cortex-a*) echo -mv=7a8 ;;
4025 armv7-r|cortex-r*) echo -mv=7r4 ;;
4026 armv7-m|cortex-m*) echo -mv=7m3 ;;
4027 armv6*|arm11*) echo -mv=6 ;;
4028 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
4030 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
4033 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
4034 -mfpu=vfp) echo --float_support=vfpv2 ;;
4035 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
4036 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
4037 -msoft-float) echo --float_support=vfplib ;;
4038 -O[0-3]|-mf=*) echo $flag ;;
4040 -pds=*) echo $flag ;;
4041 -D*|-I*) echo $flag ;;
4042 --gcc|--abi=*) echo $flag ;;
4053 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
4054 unset _ld_o _ldflags _ld_lib _ld_path
4055 unset _depflags _DEPCMD _DEPFLAGS
4058 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
4059 true # no-op to avoid reading stdin in following checks
4060 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
4062 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
4063 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
4064 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4067 elif $_cc -v 2>&1 | grep -qi ^gcc; then
4069 gcc_version=$($_cc --version | head -n1)
4070 gcc_basever=$($_cc -dumpversion)
4071 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
4072 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
4073 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
4074 case $gcc_basever in
4077 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
4079 if [ "$first" = true ]; then
4080 case $gcc_basever in
4082 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
4087 elif $_cc --version 2>/dev/null | grep -q ^icc; then
4089 _ident=$($_cc --version | head -n1)
4094 _flags_filter=icc_flags
4095 elif $_cc -v 2>&1 | grep -q xlc; then
4097 _ident=$($_cc -qversion 2>/dev/null | head -n1)
4099 _cflags_size='-O5 -qcompact'
4100 elif $_cc -V 2>/dev/null | grep -q Compaq; then
4102 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
4104 _cflags_speed='-fast'
4106 _flags_filter=ccc_flags
4107 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
4108 test -d "$sysroot" || die "No valid sysroot specified."
4110 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
4111 armcc_conf="$PWD/armcc.conf"
4112 $_cc --arm_linux_configure \
4113 --arm_linux_config_file="$armcc_conf" \
4114 --configure_sysroot="$sysroot" \
4115 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
4116 die "Error creating armcc configuration file."
4117 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
4118 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
4119 as_default="${cross_prefix}gcc"
4123 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
4125 _ident=$($_cc -version | head -n1 | tr -s ' ')
4126 _flags='--gcc --abi=eabi -me'
4129 _depflags='-ppa -ppd=$(@:.o=.d)'
4130 _cflags_speed='-O3 -mf=5'
4131 _cflags_size='-O3 -mf=2'
4132 _flags_filter=tms470_flags
4133 elif $_cc -v 2>&1 | grep -q clang; then
4135 _ident=$($_cc --version 2>/dev/null | head -n1)
4136 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4139 elif $_cc -V 2>&1 | grep -q Sun; then
4141 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
4142 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
4143 _DEPFLAGS='-xM1 -xc99'
4146 _cflags_size='-O5 -xspace'
4147 _flags_filter=suncc_flags
4148 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
4150 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4151 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4154 _flags_filter='filter_out -Wdisabled-optimization'
4155 elif $_cc -v 2>&1 | grep -q Open64; then
4157 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4158 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4161 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
4162 elif $_cc -V 2>&1 | grep -q Portland; then
4164 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
4165 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
4166 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
4167 _cflags_size="-O2 -Munroll=c:1 $opt_common"
4169 _flags_filter=pgi_flags
4170 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
4172 _ident=$($_cc | head -n1)
4173 # 4509: "This form of conditional instruction is deprecated"
4174 _flags="-nologo -ignore 4509"
4175 _flags_filter=armasm_flags
4176 elif $_cc 2>&1 | grep -q Intel; then
4178 _ident=$($_cc 2>&1 | head -n1)
4179 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
4180 # Not only is O3 broken on 13.x+ but it is slower on all previous
4181 # versions (tested) as well.
4183 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
4184 if $_cc 2>&1 | grep -q Linker; then
4191 _flags_filter=icl_flags
4193 _ld_path='-libpath:'
4194 # -Qdiag-error to make icl error when seeing certain unknown arguments
4195 _flags='-nologo -Qdiag-error:4044,10157'
4196 # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
4197 # with MSVC which enables it by default.
4198 _cflags='-Qms0 -Qvec- -Qsimd- -GS -fp:precise'
4200 elif $_cc -? 2>/dev/null | grep -q 'LLVM.*Linker'; then
4201 # lld can emulate multiple different linkers; in ms link.exe mode,
4202 # the -? parameter gives the help output which contains an identifyable
4203 # string, while it gives an error in other modes.
4205 # The link.exe mode doesn't have a switch for getting the version,
4206 # but we can force it back to gnu mode and get the version from there.
4207 _ident=$($_cc -flavor gnu --version 2>/dev/null)
4209 _flags_filter=msvc_flags
4211 _ld_path='-libpath:'
4212 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
4214 _ident=$($_cc 2>&1 | head -n1)
4215 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
4216 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
4220 if $_cc -nologo- 2>&1 | grep -q Linker; then
4227 _flags_filter=msvc_flags
4229 _ld_path='-libpath:'
4232 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
4234 _ident=$($_cc --version | head -n1)
4238 _flags_filter=cparser_flags
4241 eval ${pfx}_type=\$_type
4242 eval ${pfx}_ident=\$_ident
4246 eval ${1}_C=\${_cc_c-\${${1}_C}}
4247 eval ${1}_E=\${_cc_e-\${${1}_E}}
4248 eval ${1}_O=\${_cc_o-\${${1}_O}}
4250 if [ -n "$_depflags" ]; then
4251 eval ${1}_DEPFLAGS=\$_depflags
4253 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
4254 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
4255 eval DEP${1}FLAGS=\$_flags
4259 probe_cc cc "$cc" "true"
4260 cflags_filter=$_flags_filter
4261 cflags_speed=$_cflags_speed
4262 cflags_size=$_cflags_size
4263 cflags_noopt=$_cflags_noopt
4264 add_cflags $_flags $_cflags
4265 cc_ldflags=$_ldflags
4269 probe_cc hostcc "$host_cc"
4270 host_cflags_filter=$_flags_filter
4271 host_cflags_speed=$_cflags_speed
4272 add_host_cflags $_flags $_cflags
4275 test -n "$cc_type" && enable $cc_type ||
4276 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
4278 : ${as_default:=$cc}
4279 : ${objcc_default:=$cc}
4280 : ${dep_cc_default:=$cc}
4281 : ${ld_default:=$cc}
4282 : ${host_ld_default:=$host_cc}
4283 set_default ar as objcc dep_cc ld ln_s host_ld windres
4286 asflags_filter=$_flags_filter
4287 add_asflags $_flags $_cflags
4290 probe_cc objcc "$objcc"
4291 objcflags_filter=$_flags_filter
4292 add_objcflags $_flags $_cflags
4296 ldflags_filter=$_flags_filter
4297 add_ldflags $_flags $_ldflags
4298 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
4300 LD_LIB=${_ld_lib-$LD_LIB}
4301 LD_PATH=${_ld_path-$LD_PATH}
4303 probe_cc hostld "$host_ld"
4304 host_ldflags_filter=$_flags_filter
4305 add_host_ldflags $_flags $_ldflags
4306 HOSTLD_O=${_ld_o-$HOSTLD_O}
4308 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
4309 probe_cc depcc "$dep_cc"
4310 CCDEP=${_DEPCMD:-$DEPCMD}
4311 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
4315 if $ar 2>&1 | grep -q Microsoft; then
4318 elif $ar 2>&1 | grep -q 'Texas Instruments'; then
4321 elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
4322 arflags='-Xany -r -c'
4324 elif $ar 2>&1 | grep -q "\[D\] "; then
4332 add_cflags $extra_cflags
4333 add_cxxflags $extra_cxxflags
4334 add_objcflags $extra_objcflags
4335 add_asflags $extra_cflags
4337 if test -n "$sysroot"; then
4340 add_cppflags --sysroot="$sysroot"
4341 add_ldflags --sysroot="$sysroot"
4342 # On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
4343 add_cppflags -isysroot "$sysroot"
4344 add_ldflags -isysroot "$sysroot"
4347 add_cppflags -I"$sysinclude"
4348 add_ldflags --sysroot="$sysroot"
4353 if test "$cpu" = host; then
4354 enabled cross_compile &&
4355 die "--cpu=host makes no sense when cross-compiling."
4360 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4362 s/.*$1=\\([^ ]*\\).*/\\1/
4367 cpu=$(check_native -march || check_native -mcpu)
4371 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4372 sed -n "/cc1.*-target-cpu /{
4373 s/.*-target-cpu \\([^ ]*\\).*/\\1/
4378 cpu=$(check_native -march)
4382 test "${cpu:-host}" = host &&
4383 die "--cpu=host not supported with compiler $cc"
4386 # Deal with common $arch aliases
4410 "Power Macintosh"|ppc*|powerpc*)
4425 i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
4430 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
4433 # Add processor-specific flags
4434 if enabled aarch64; then
4438 cpuflags="-march=$cpu"
4441 cpuflags="-mcpu=$cpu"
4445 elif enabled alpha; then
4447 cpuflags="-mcpu=$cpu"
4449 elif enabled arm; then
4452 check_cpp_condition stddef.h \
4453 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
4458 if check_arm_arch 4; then echo armv4
4459 elif check_arm_arch 4T; then echo armv4t
4460 elif check_arm_arch 5; then echo armv5
4461 elif check_arm_arch 5E; then echo armv5e
4462 elif check_arm_arch 5T; then echo armv5t
4463 elif check_arm_arch 5TE; then echo armv5te
4464 elif check_arm_arch 5TEJ; then echo armv5te
4465 elif check_arm_arch 6; then echo armv6
4466 elif check_arm_arch 6J; then echo armv6j
4467 elif check_arm_arch 6K; then echo armv6k
4468 elif check_arm_arch 6Z; then echo armv6z
4469 elif check_arm_arch 6ZK; then echo armv6zk
4470 elif check_arm_arch 6T2; then echo armv6t2
4471 elif check_arm_arch 7; then echo armv7
4472 elif check_arm_arch 7A 7_A; then echo armv7-a
4473 elif check_arm_arch 7S; then echo armv7-a
4474 elif check_arm_arch 7R 7_R; then echo armv7-r
4475 elif check_arm_arch 7M 7_M; then echo armv7-m
4476 elif check_arm_arch 7EM 7E_M; then echo armv7-m
4477 elif check_arm_arch 8A 8_A; then echo armv8-a
4481 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
4485 cpuflags="-march=$cpu"
4486 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
4489 cpuflags="-mcpu=$cpu"
4491 cortex-a*) subarch=armv7a ;;
4492 cortex-r*) subarch=armv7r ;;
4493 cortex-m*) enable thumb; subarch=armv7m ;;
4494 arm11*) subarch=armv6 ;;
4495 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
4496 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
4497 *) subarch=$(probe_arm_arch) ;;
4503 armv5t*) enable fast_clz ;;
4506 disabled fast_unaligned || enable fast_unaligned
4510 elif enabled avr32; then
4515 cpuflags="-mpart=$cpu"
4519 cpuflags="-march=$cpu"
4523 cpuflags="-mcpu=$cpu"
4527 cpuflags="-march=$cpu"
4531 elif enabled bfin; then
4533 cpuflags="-mcpu=$cpu"
4535 elif enabled mips; then
4537 cpuflags="-march=$cpu"
4539 if [ "$cpu" != "generic" ]; then
4549 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
4560 enable local_aligned_8 local_aligned_16 local_aligned_32
4561 enable simd_align_16
4565 enable fast_unaligned
4566 disable aligned_stack
4572 cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
4575 cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
4578 cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
4583 # Unknown CPU. Disable everything.
4584 warn "unknown CPU. Disabling all MIPS optimizations."
4607 24kef*|34kf*|1004kf*)
4615 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
4619 check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4623 check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4627 # We do not disable anything. Is up to the user to disable the unwanted features.
4628 warn 'generic cpu selected'
4631 elif enabled ppc; then
4635 case $(tolower $cpu) in
4636 601|ppc601|powerpc601)
4637 cpuflags="-mcpu=601"
4640 603*|ppc603*|powerpc603*)
4641 cpuflags="-mcpu=603"
4644 604*|ppc604*|powerpc604*)
4645 cpuflags="-mcpu=604"
4648 g3|75*|ppc75*|powerpc75*)
4649 cpuflags="-mcpu=750"
4652 g4|745*|ppc745*|powerpc745*)
4653 cpuflags="-mcpu=7450"
4656 74*|ppc74*|powerpc74*)
4657 cpuflags="-mcpu=7400"
4660 g5|970|ppc970|powerpc970)
4661 cpuflags="-mcpu=970"
4665 cpuflags="-mcpu=$cpu"
4669 cpuflags="-mcpu=$cpu"
4672 cpuflags="-mcpu=cell"
4677 cpuflags="-mcpu=e500mc"
4681 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
4686 cpuflags="-mcpu=8540 -mhard-float"
4692 elif enabled sparc; then
4695 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
4696 cpuflags="-mcpu=$cpu"
4698 ultrasparc*|niagara[234])
4699 cpuflags="-mcpu=$cpu"
4703 elif enabled x86; then
4707 cpuflags="-march=$cpu"
4711 # targets that do NOT support nopl and conditional mov (cmov)
4712 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
4713 cpuflags="-march=$cpu"
4716 # targets that do support nopl and conditional mov (cmov)
4717 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
4718 |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|skylake*|knl\
4719 |amdfam10|barcelona|b[dt]ver*|znver*)
4720 cpuflags="-march=$cpu"
4724 # targets that do support conditional mov but on which it's slow
4725 pentium4|pentium4m|prescott|nocona)
4726 cpuflags="-march=$cpu"
4734 if [ "$cpu" != generic ]; then
4735 add_cflags $cpuflags
4736 add_asflags $cpuflags
4737 test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
4740 # compiler sanity check
4742 int main(void){ return 0; }
4744 if test "$?" != 0; then
4745 echo "$cc is unable to create an executable file."
4746 if test -z "$cross_prefix" && ! enabled cross_compile ; then
4747 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
4748 echo "Only do this if you know what cross compiling means."
4750 die "C compiler test failed."
4753 add_cppflags -D_ISOC99_SOURCE
4754 add_cxxflags -D__STDC_CONSTANT_MACROS
4755 check_cxxflags -std=c++11 || check_cxxflags -std=c++0x
4757 # some compilers silently accept -std=c11, so we also need to check that the
4758 # version macro is defined properly
4759 if test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L"; then
4762 check_cflags -std=c99
4765 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
4768 check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
4772 add_host_cppflags -D_ISOC99_SOURCE
4773 check_host_cflags -std=c99
4774 check_host_cflags -Wall
4775 check_host_cflags $host_cflags_speed
4781 check_code cc "" "int test[2*($expr) - 1]" &&
4782 subarch=$arch64 || subarch=$arch32
4790 check_64bit mips mips64 '_MIPS_SIM > 1'
4794 check_64bit parisc parisc64 'sizeof(void *) > 4'
4798 check_64bit ppc ppc64 'sizeof(void *) > 4'
4802 check_64bit s390 s390x 'sizeof(void *) > 4'
4806 check_64bit sparc sparc64 'sizeof(void *) > 4'
4810 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
4811 # Treat x32 as x64 for now. Note it also needs spic=$shared
4812 test "$subarch" = "x86_32" && check_cpp_condition stddef.h 'defined(__x86_64__)' &&
4814 if test "$subarch" = "x86_64"; then
4819 check_cc <<EOF && subarch="ppc64"
4820 int test[(int)sizeof(char*) - 7];
4826 enabled spic && enable_weak pic
4828 enabled x86_64 && objformat=elf64 || objformat="elf32"
4834 add_cppflags '-I\$(SRC_PATH)/compat/aix'
4835 enabled shared && add_ldflags -Wl,-brtl
4839 enable section_data_rel_ro
4840 SLIB_INSTALL_NAME='$(SLIBNAME)'
4842 SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
4845 prefix_default="/boot/common"
4846 network_extralibs="-lnetwork"
4850 SHFLAGS='-shared -Wl,-h,$$(@F)'
4851 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
4852 network_extralibs="-lsocket -lnsl"
4853 add_cppflags -D__EXTENSIONS__
4854 # When using suncc to build, the Solaris linker will mark
4855 # an executable with each instruction set encountered by
4856 # the Solaris assembler. As our libraries contain their own
4857 # guards for processor-specific code, instead suppress
4858 # generation of the HWCAPS ELF section on Solaris x86 only.
4859 enabled_all suncc x86 &&
4860 echo "hwcap_1 = OVERRIDE;" > mapfile &&
4861 add_ldflags -Wl,-M,mapfile
4862 nm_default='nm -P -g'
4864 VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'