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
114 --disable-programs do not build command line programs
115 --disable-ffmpeg disable ffmpeg build
116 --disable-ffplay disable ffplay build
117 --disable-ffprobe disable ffprobe build
118 --disable-ffserver disable ffserver build
120 Documentation options:
121 --disable-doc do not build documentation
122 --disable-htmlpages do not build HTML documentation pages
123 --disable-manpages do not build man documentation pages
124 --disable-podpages do not build POD documentation pages
125 --disable-txtpages do not build text documentation pages
128 --disable-avdevice disable libavdevice build
129 --disable-avcodec disable libavcodec build
130 --disable-avformat disable libavformat build
131 --disable-swresample disable libswresample build
132 --disable-swscale disable libswscale build
133 --disable-postproc disable libpostproc build
134 --disable-avfilter disable libavfilter build
135 --enable-avresample enable libavresample build [no]
136 --disable-pthreads disable pthreads [autodetect]
137 --disable-w32threads disable Win32 threads [autodetect]
138 --disable-os2threads disable OS/2 threads [autodetect]
139 --disable-network disable network support [no]
140 --disable-dct disable DCT code
141 --disable-dwt disable DWT code
142 --disable-error-resilience disable error resilience code
143 --disable-lsp disable LSP code
144 --disable-lzo disable LZO decoder code
145 --disable-mdct disable MDCT code
146 --disable-rdft disable RDFT code
147 --disable-fft disable FFT code
148 --disable-faan disable floating point AAN (I)DCT code
149 --disable-pixelutils disable pixel utils in libavutil
151 Individual component options:
152 --disable-everything disable all components listed below
153 --disable-encoder=NAME disable encoder NAME
154 --enable-encoder=NAME enable encoder NAME
155 --disable-encoders disable all encoders
156 --disable-decoder=NAME disable decoder NAME
157 --enable-decoder=NAME enable decoder NAME
158 --disable-decoders disable all decoders
159 --disable-hwaccel=NAME disable hwaccel NAME
160 --enable-hwaccel=NAME enable hwaccel NAME
161 --disable-hwaccels disable all hwaccels
162 --disable-muxer=NAME disable muxer NAME
163 --enable-muxer=NAME enable muxer NAME
164 --disable-muxers disable all muxers
165 --disable-demuxer=NAME disable demuxer NAME
166 --enable-demuxer=NAME enable demuxer NAME
167 --disable-demuxers disable all demuxers
168 --enable-parser=NAME enable parser NAME
169 --disable-parser=NAME disable parser NAME
170 --disable-parsers disable all parsers
171 --enable-bsf=NAME enable bitstream filter NAME
172 --disable-bsf=NAME disable bitstream filter NAME
173 --disable-bsfs disable all bitstream filters
174 --enable-protocol=NAME enable protocol NAME
175 --disable-protocol=NAME disable protocol NAME
176 --disable-protocols disable all protocols
177 --enable-indev=NAME enable input device NAME
178 --disable-indev=NAME disable input device NAME
179 --disable-indevs disable input devices
180 --enable-outdev=NAME enable output device NAME
181 --disable-outdev=NAME disable output device NAME
182 --disable-outdevs disable output devices
183 --disable-devices disable all devices
184 --enable-filter=NAME enable filter NAME
185 --disable-filter=NAME disable filter NAME
186 --disable-filters disable all filters
188 External library support:
190 Using any of the following switches will allow FFmpeg to link to the
191 corresponding external library. All the components depending on that library
192 will become enabled, if all their other dependencies are met and they are not
193 explicitly disabled. E.g. --enable-libwavpack will enable linking to
194 libwavpack and allow the libwavpack encoder to be built, unless it is
195 specifically disabled with --disable-encoder=libwavpack.
197 Note that only the system libraries are auto-detected. All the other external
198 libraries must be explicitly enabled.
200 Also note that the following help text describes the purpose of the libraries
201 themselves, not all their features will necessarily be usable by FFmpeg.
203 --enable-avisynth enable reading of AviSynth script files [no]
204 --disable-bzlib disable bzlib [autodetect]
205 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
206 --enable-frei0r enable frei0r video filtering [no]
207 --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
208 if openssl, librtmp or gmp is not used [no]
209 --enable-gmp enable gmp, needed for rtmp(t)e support
210 if openssl or librtmp is not used [no]
211 --enable-gnutls enable gnutls, needed for https support
212 if openssl is not used [no]
213 --disable-iconv disable iconv [autodetect]
214 --enable-jni enable JNI support [no]
215 --enable-ladspa enable LADSPA audio filtering [no]
216 --enable-libass enable libass subtitles rendering,
217 needed for subtitles and ass filter [no]
218 --enable-libbluray enable BluRay reading using libbluray [no]
219 --enable-libbs2b enable bs2b DSP library [no]
220 --enable-libcaca enable textual display using libcaca [no]
221 --enable-libcelt enable CELT decoding via libcelt [no]
222 --enable-libcdio enable audio CD grabbing with libcdio [no]
223 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
225 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
226 --enable-libflite enable flite (voice synthesis) support via libflite [no]
227 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
228 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
229 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
230 --enable-libgme enable Game Music Emu via libgme [no]
231 --enable-libgsm enable GSM de/encoding via libgsm [no]
232 --enable-libiec61883 enable iec61883 via libiec61883 [no]
233 --enable-libilbc enable iLBC de/encoding via libilbc [no]
234 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
235 --enable-libmodplug enable ModPlug via libmodplug [no]
236 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
237 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
238 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
239 --enable-libopencv enable video filtering via libopencv [no]
240 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
241 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
242 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
243 --enable-libopus enable Opus de/encoding via libopus [no]
244 --enable-libpulse enable Pulseaudio input via libpulse [no]
245 --enable-librsvg enable SVG rasterization via librsvg [no]
246 --enable-librubberband enable rubberband needed for rubberband filter [no]
247 --enable-librtmp enable RTMP[E] support via librtmp [no]
248 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
249 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
250 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
251 --enable-libsoxr enable Include libsoxr resampling [no]
252 --enable-libspeex enable Speex de/encoding via libspeex [no]
253 --enable-libssh enable SFTP protocol via libssh [no]
254 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
255 --enable-libtheora enable Theora encoding via libtheora [no]
256 --enable-libtwolame enable MP2 encoding via libtwolame [no]
257 --enable-libv4l2 enable libv4l2/v4l-utils [no]
258 --enable-libvidstab enable video stabilization using vid.stab [no]
259 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
260 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
261 native implementation exists [no]
262 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
263 --enable-libwavpack enable wavpack encoding via libwavpack [no]
264 --enable-libwebp enable WebP encoding via libwebp [no]
265 --enable-libx264 enable H.264 encoding via x264 [no]
266 --enable-libx265 enable HEVC encoding via x265 [no]
267 --enable-libxavs enable AVS encoding via xavs [no]
268 --enable-libxcb enable X11 grabbing using XCB [autodetect]
269 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
270 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
271 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
272 --enable-libxvid enable Xvid encoding via xvidcore,
273 native MPEG-4/Xvid encoder exists [no]
274 --enable-libzimg enable z.lib, needed for zscale filter [no]
275 --enable-libzmq enable message passing via libzmq [no]
276 --enable-libzvbi enable teletext support via libzvbi [no]
277 --disable-lzma disable lzma [autodetect]
278 --enable-decklink enable Blackmagic DeckLink I/O support [no]
279 --enable-mediacodec enable Android MediaCodec support [no]
280 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
281 --enable-openal enable OpenAL 1.1 capture support [no]
282 --enable-opencl enable OpenCL code
283 --enable-opengl enable OpenGL rendering [no]
284 --enable-openssl enable openssl, needed for https support
285 if gnutls is not used [no]
286 --disable-schannel disable SChannel SSP, needed for TLS support on
287 Windows if openssl and gnutls are not used [autodetect]
288 --disable-sdl2 disable sdl2 [autodetect]
289 --disable-securetransport disable Secure Transport, needed for TLS support
290 on OSX if openssl and gnutls are not used [autodetect]
291 --disable-xlib disable xlib [autodetect]
292 --disable-zlib disable zlib [autodetect]
294 The following libraries provide various hardware acceleration features:
295 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
296 --disable-cuda disable dynamically linked Nvidia CUDA code [autodetect]
297 --enable-cuda-sdk enable CUDA features that require the CUDA SDK [no]
298 --disable-cuvid disable Nvidia CUVID support [autodetect]
299 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
300 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
301 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
302 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
303 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
304 --disable-nvenc disable Nvidia video encoding code [autodetect]
305 --enable-omx enable OpenMAX IL code [no]
306 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
307 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
308 --disable-vda disable Apple Video Decode Acceleration code [autodetect]
309 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
310 --disable-videotoolbox disable VideoToolbox code [autodetect]
313 --arch=ARCH select architecture [$arch]
314 --cpu=CPU select the minimum required CPU (affects
315 instruction selection, may crash on older CPUs)
316 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
317 --progs-suffix=SUFFIX program name suffix []
318 --enable-cross-compile assume a cross-compiler is used
319 --sysroot=PATH root of cross-build tree
320 --sysinclude=PATH location of cross-build system headers
321 --target-os=OS compiler targets OS [$target_os]
322 --target-exec=CMD command to run executables on target
323 --target-path=DIR path to view of build directory on target
324 --target-samples=DIR path to samples directory on target
325 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
326 --toolchain=NAME set tool defaults according to NAME
327 --nm=NM use nm tool NM [$nm_default]
328 --ar=AR use archive tool AR [$ar_default]
329 --as=AS use assembler AS [$as_default]
330 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
331 --strip=STRIP use strip tool STRIP [$strip_default]
332 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
333 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
334 --cc=CC use C compiler CC [$cc_default]
335 --cxx=CXX use C compiler CXX [$cxx_default]
336 --objcc=OCC use ObjC compiler OCC [$cc_default]
337 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
338 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
339 --ld=LD use linker LD [$ld_default]
340 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
341 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
342 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
343 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
344 --host-cc=HOSTCC use host C compiler HOSTCC
345 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
346 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
347 --host-ld=HOSTLD use host linker HOSTLD
348 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
349 --host-libs=HLIBS use libs HLIBS when linking for host
350 --host-os=OS compiler host OS [$target_os]
351 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
352 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
353 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
354 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
355 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
356 --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
357 --extra-libs=ELIBS add ELIBS [$ELIBS]
358 --extra-version=STRING version string suffix []
359 --optflags=OPTFLAGS override optimization-related compiler flags
360 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
361 --build-suffix=SUFFIX library name suffix []
362 --enable-pic build position-independent code
363 --enable-thumb compile for Thumb instruction set
364 --enable-lto use link-time optimization
365 --env="ENV=override" override the environment variables
367 Advanced options (experts only):
368 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
369 --custom-allocator=NAME use a supported custom allocator
370 --disable-symver disable symbol versioning
371 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
372 --disable-safe-bitstream-reader
373 disable buffer boundary checking in bitreaders
374 (faster, but may crash)
375 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
377 Optimization options (experts only):
378 --disable-asm disable all assembly optimizations
379 --disable-altivec disable AltiVec optimizations
380 --disable-vsx disable VSX optimizations
381 --disable-power8 disable POWER8 optimizations
382 --disable-amd3dnow disable 3DNow! optimizations
383 --disable-amd3dnowext disable 3DNow! extended optimizations
384 --disable-mmx disable MMX optimizations
385 --disable-mmxext disable MMXEXT optimizations
386 --disable-sse disable SSE optimizations
387 --disable-sse2 disable SSE2 optimizations
388 --disable-sse3 disable SSE3 optimizations
389 --disable-ssse3 disable SSSE3 optimizations
390 --disable-sse4 disable SSE4 optimizations
391 --disable-sse42 disable SSE4.2 optimizations
392 --disable-avx disable AVX optimizations
393 --disable-xop disable XOP optimizations
394 --disable-fma3 disable FMA3 optimizations
395 --disable-fma4 disable FMA4 optimizations
396 --disable-avx2 disable AVX2 optimizations
397 --disable-aesni disable AESNI optimizations
398 --disable-armv5te disable armv5te optimizations
399 --disable-armv6 disable armv6 optimizations
400 --disable-armv6t2 disable armv6t2 optimizations
401 --disable-vfp disable VFP optimizations
402 --disable-neon disable NEON optimizations
403 --disable-inline-asm disable use of inline assembly
404 --disable-x86asm disable use of standalone x86 assembly
405 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
406 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
407 --disable-msa disable MSA optimizations
408 --disable-mipsfpu disable floating point MIPS optimizations
409 --disable-mmi disable Loongson SIMD optimizations
410 --disable-fast-unaligned consider unaligned accesses slow
412 Developer options (useful when working on FFmpeg itself):
413 --disable-debug disable debugging symbols
414 --enable-debug=LEVEL set the debug level [$debuglevel]
415 --disable-optimizations disable compiler optimizations
416 --enable-extra-warnings enable more compiler warnings
417 --disable-stripping disable stripping of executables and shared libraries
418 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
419 2 causes a slowdown at runtime.
420 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
421 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
422 leaks and errors, using the specified valgrind binary.
423 Cannot be combined with --target-exec
424 --enable-ftrapv Trap arithmetic overflows
425 --samples=PATH location of test samples for FATE, if not set use
426 \$FATE_SAMPLES at make invocation time.
427 --enable-neon-clobber-test check NEON registers for clobbering (should be
428 used only for debugging purposes)
429 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
430 should be used only for debugging purposes)
431 --enable-random randomly enable/disable components
433 --enable-random=LIST randomly enable/disable specific components or
434 --disable-random=LIST component groups. LIST is a comma-separated list
435 of NAME[:PROB] entries where NAME is a component
436 (group) and PROB the probability associated with
438 --random-seed=VALUE seed value for --enable/disable-random
439 --disable-valgrind-backtrace do not print a backtrace under Valgrind
440 (only applies to --disable-optimizations builds)
441 --enable-osfuzz Enable building fuzzer tool
442 --libfuzzer=PATH path to libfuzzer
443 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
444 in the name) of tests whose result is ignored
446 NOTE: Object files are built at the place where configure is launched.
452 if test -t 1 && which tput >/dev/null 2>&1; then
453 ncolors=$(tput colors)
454 if test -n "$ncolors" && test $ncolors -ge 8; then
455 bold_color=$(tput bold)
456 warn_color=$(tput setaf 3)
457 error_color=$(tput setaf 1)
458 reset_color=$(tput sgr0)
460 # 72 used instead of 80 since that's the default of pr
466 echo "$@" >> $logfile
471 pr -n -t $1 >> $logfile
477 WARNINGS="${WARNINGS}WARNING: $*\n"
482 echo "$error_color$bold_color$@$reset_color"
485 If you think configure made a mistake, make sure you are using the latest
486 version from Git. If the latest version fails, report the problem to the
487 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
489 if disabled logging; then
491 Rerun configure with logging enabled (do not use --disable-logging), and
492 include the log this produces with your report.
496 Include the log file "$logfile" produced by configure as this will help
503 # Avoid locale weirdness, besides we really just want to translate ASCII.
505 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
509 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
513 echo "$*" | sed 's/["\\]/\\\0/g'
517 v=$(echo "$1" | sed "s/'/'\\\\''/g")
518 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
523 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
530 eval "case $v in $pat) printf '%s ' $v ;; esac"
538 eval "case $v in $pat) ;; *) printf '%s ' $v ;; esac"
545 for v; do eval $m; done
551 for v; do echo ${v}${suffix}; done
566 eval : \${$var:=$value}
571 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
577 eval $(sanitize_var_name "$var")='$*'
581 eval echo \$$(sanitize_var_name "$1")
586 eval level=\${${pvar}_level:=0}
587 eval ${pvar}_${level}="\$$pvar"
588 eval ${pvar}_level=$(($level+1))
594 eval level=\${${pvar}_level:-0}
595 test $level = 0 && continue
596 eval level=$(($level-1))
597 eval $pvar="\${${pvar}_${level}}"
598 eval ${pvar}_level=$level
599 eval unset ${pvar}_${level}
605 eval ${var}_requested=yes
628 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
634 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
640 enabled $var && continue
641 eval sel="\$${var}_select"
642 eval sgs="\$${var}_suggest"
646 enable_deep_weak $sgs
658 disabled $var && continue
667 test "${1#!}" = "$1" && op='=' || op=!=
668 eval test "x\$${1#!}_requested" $op "xyes"
672 test "${1#!}" = "$1" && op='=' || op=!=
673 eval test "x\$${1#!}" $op "xyes"
677 test "${1#!}" = "$1" && op='=' || op=!=
678 eval test "x\$${1#!}" $op "xno"
683 enabled $opt || return 1
689 disabled $opt || return 1
695 enabled $opt && return 0
701 disabled $opt && return 0
708 eval : \${$opt:=\$${opt}_default}
716 [ $var = $value ] && return 0
724 enabled ${cfg}_checking && die "Circular dependency for $cfg."
725 disabled ${cfg}_checking && continue
726 enable ${cfg}_checking
729 eval dep_all="\$${cfg}_deps"
730 eval dep_any="\$${cfg}_deps_any"
731 eval dep_sel="\$${cfg}_select"
732 eval dep_sgs="\$${cfg}_suggest"
733 eval dep_ifa="\$${cfg}_if"
734 eval dep_ifn="\$${cfg}_if_any"
736 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
737 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
738 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
740 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
741 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
742 enabled_all $dep_all || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not all dependencies are satisfied: $dep_all"; }
743 enabled_any $dep_any || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not any dependency is satisfied: $dep_any"; }
744 disabled_any $dep_sel && { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some selected dependency is unsatisfied: $dep_sel"; }
746 if enabled $cfg; then
748 enable_deep_weak $dep_sgs
751 disable ${cfg}_checking
760 for cfg in $allopts; do
761 enabled $cfg || continue
762 eval dep_extralibs="\$${cfg}_extralibs"
763 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
771 map 'eval echo "$v \${$v:-no}"' "$@" |
772 awk "BEGIN { split(\"$files\", files) }
774 c = \"$pfx\" toupper(\$1);
780 if (file ~ /\\.h\$/) {
781 printf(\"#define %s %d\\n\", c, v) >>file;
782 } else if (file ~ /\\.asm\$/) {
783 printf(\"%%define %s %d\\n\", c, v) >>file;
784 } else if (file ~ /\\.mak\$/) {
785 n = -v ? \"\" : \"!\";
786 printf(\"%s%s=yes\\n\", n, c) >>file;
787 } else if (file ~ /\\.texi\$/) {
788 pre = -v ? \"\" : \"@c \";
791 gsub(/_/, \"-\", c2);
792 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
802 enabled $v && printf "%s\n" ${v%$suf}
809 eval "$var=\"\$$var $*\""
815 eval "$var=\"$* \$$var\""
821 for tok in $(eval echo \$$var); do
822 uniq_list="$(filter_out $tok $uniq_list) $tok"
824 eval "$var=\"${uniq_list}\""
832 append CFLAGS $($cflags_filter "$@")
835 add_cflags_headers(){
836 append CFLAGS_HEADERS $($cflags_filter "$@")
840 append CXXFLAGS $($cflags_filter "$@")
844 append ASFLAGS $($asflags_filter "$@")
848 append OBJCFLAGS $($objcflags_filter "$@")
852 append LDFLAGS $($ldflags_filter "$@")
856 append LDEXEFLAGS $($ldflags_filter "$@")
860 append LDLIBFLAGS $($ldflags_filter "$@")
864 append ASMSTRIPFLAGS "$@"
868 prepend extralibs $($ldflags_filter "$@")
872 append host_cppflags "$@"
876 append host_cflags $($host_cflags_filter "$@")
880 append host_ldflags $($host_ldflags_filter "$@")
884 append compat_objs $1
886 map 'add_cppflags -D$v' "$@"
891 "$@" >> $logfile 2>&1
896 stat "$1" >> $logfile 2>&1
900 eval printf '%s\\n' $CC_O
904 eval printf '%s\\n' $CC_E
911 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
918 check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
925 check_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
932 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
936 eval printf '%s\\n' $AS_O
943 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
947 log check_inline_asm "$@"
952 check_cc "$@" <<EOF && enable $name
953 void foo(void){ __asm__ volatile($code); }
957 check_inline_asm_flags(){
958 log check_inline_asm_flags "$@"
963 while [ "$1" != "" ]; do
969 void foo(void){ __asm__ volatile($code); }
972 check_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
973 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
978 check_inline_asm ${1}_inline "\"$2\""
979 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
983 log check_x86asm "$@"
987 check_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" -o $TMPO $TMPS
991 eval printf '%s\\n' $LD_O
998 flags=$(filter_out '-l*|*.so' $@)
999 libs=$(filter '-l*|*.so' $@)
1000 check_$type $($cflags_filter $flags) || return
1001 flags=$($ldflags_filter $flags)
1002 libs=$($ldflags_filter $libs)
1003 check_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1008 test "${hdr%.h}" = "${hdr}" &&
1009 echo "#include $hdr" ||
1010 echo "#include <$hdr>"
1020 for hdr in $headers; do
1023 echo "int main(void) { $code; return 0; }"
1024 } | check_$check "$@"
1028 log check_cppflags "$@"
1029 check_cpp "$@" <<EOF && append CPPFLAGS "$@"
1035 log test_cflags "$@"
1036 set -- $($cflags_filter "$@")
1043 log check_cflags "$@"
1044 test_cflags "$@" && add_cflags "$@"
1048 log check_cxxflags "$@"
1049 set -- $($cflags_filter "$@")
1050 check_cxx "$@" <<EOF && append CXXFLAGS "$@"
1056 log test_objcflags "$@"
1057 set -- $($objcflags_filter "$@")
1058 check_objcc "$@" <<EOF
1064 log check_objcflags "$@"
1065 test_objcflags "$@" && add_objcflags "$@"
1069 log test_ldflags "$@"
1070 check_ld "cc" "$@" <<EOF
1071 int main(void){ return 0; }
1076 log check_ldflags "$@"
1077 test_ldflags "$@" && add_ldflags "$@"
1081 log test_stripflags "$@"
1082 # call check_cc to get a fresh TMPO
1084 int main(void) { return 0; }
1086 check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1090 log check_stripflags "$@"
1091 test_stripflags "$@" && add_stripflags "$@"
1095 log check_header "$@"
1098 disable_safe $header
1099 check_cpp "$@" <<EOF && enable_safe $header
1105 check_header_objcc(){
1106 log check_header_objcc "$@"
1110 disable_safe $header
1112 echo "#include <$header>"
1113 echo "int main(void) { return 0; }"
1114 } | check_objcc && check_stat "$TMPO" && enable_safe $headers
1122 check_ld "cc" "$@" <<EOF && enable $func
1124 int main(void){ $func(); }
1128 check_complexfunc(){
1129 log check_complexfunc "$@"
1133 test $narg = 2 && args="f, g" || args="f * I"
1135 check_ld "cc" "$@" <<EOF && enable $func
1136 #include <complex.h>
1138 float foo(complex float f, complex float g) { return $func($args); }
1139 int main(void){ return (int) foo; }
1144 log check_mathfunc "$@"
1148 test $narg = 2 && args="f, g" || args="f"
1150 check_ld "cc" "$@" <<EOF && enable $func
1152 float foo(float f, float g) { return $func($args); }
1153 int main(void){ return (int) foo; }
1157 check_func_headers(){
1158 log check_func_headers "$@"
1163 for hdr in $headers; do
1166 echo "#include <stdint.h>"
1167 for func in $funcs; do
1168 echo "long check_$func(void) { return (long) $func; }"
1170 echo "int main(void) { int ret = 0;"
1171 # LTO could optimize out the test functions without this
1172 for func in $funcs; do
1173 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1175 echo "return ret; }"
1176 } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
1179 check_class_headers_cpp(){
1180 log check_class_headers_cpp "$@"
1185 for hdr in $headers; do
1186 echo "#include <$hdr>"
1188 echo "int main(void) { "
1190 for class in $classes; do
1191 echo "$class obj$i;"
1195 } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
1198 check_cpp_condition(){
1199 log check_cpp_condition "$@"
1203 check_cpp "$@" <<EOF
1206 #error "unsatisfied condition: $condition"
1212 log test_cflags_cc "$@"
1217 set -- $($cflags_filter "$flags")
1221 #error "unsatisfied condition: $condition"
1233 check_func_headers "$headers" "$funcs" "$@" &&
1234 enable $name && add_extralibs "$@"
1238 log check_lib_cpp "$@"
1242 check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
1246 log check_pkg_config "$@"
1252 check_cmd $pkg_config --exists --print-errors $pkg_version || return
1253 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1254 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1255 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1256 set_safe "${pkg}_cflags" $pkg_cflags &&
1257 set_safe "${pkg}_extralibs" $pkg_libs
1261 check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1265 log check_exec_crash "$@"
1268 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1269 # are safe but may not be available everywhere. Thus we use
1270 # raise(SIGTERM) instead. The check is run in a subshell so we
1271 # can redirect the "Terminated" message from the shell. SIGBUS
1272 # is not defined by standard C so it is used conditionally.
1274 (check_exec "$@") >> $logfile 2>&1 <<EOF
1276 static void sighandler(int sig){
1282 int (*func_ptr)(void) = foo;
1284 signal(SIGILL, sighandler);
1285 signal(SIGFPE, sighandler);
1286 signal(SIGSEGV, sighandler);
1288 signal(SIGBUS, sighandler);
1300 disable_safe "$type"
1301 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
1305 log check_struct "$@"
1310 disable_safe "${struct}_${member}"
1311 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1312 enable_safe "${struct}_${member}"
1316 log check_builtin "$@"
1322 check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1325 check_compile_assert(){
1326 log check_compile_assert "$@"
1332 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1342 check_lib $name "$headers" $func "$@" || die "ERROR: $name_version not found"
1350 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1354 log use_pkg_config "$@"
1356 check_pkg_config "$@" || return 1
1357 add_cflags $(get_safe "${pkg}_cflags")
1358 add_extralibs $(get_safe "${pkg}_extralibs")
1361 require_pkg_config(){
1362 use_pkg_config "$@" || die "ERROR: $pkg not found using pkg-config$pkg_config_fail_message"
1366 eval printf '%s\\n' $HOSTCC_E
1370 eval printf '%s\\n' $HOSTCC_O
1374 log check_host_cc "$@"
1377 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1381 log check_host_cpp "$@"
1384 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1387 check_host_cppflags(){
1388 log check_host_cppflags "$@"
1389 check_host_cpp "$@" <<EOF && append host_cppflags "$@"
1394 check_host_cflags(){
1395 log check_host_cflags "$@"
1396 set -- $($host_cflags_filter "$@")
1397 check_host_cc "$@" <<EOF && append host_cflags "$@"
1402 check_host_cpp_condition(){
1403 log check_host_cpp_condition "$@"
1407 check_host_cpp "$@" <<EOF
1410 #error "unsatisfied condition: $condition"
1416 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1417 mkdir -p "$(dirname $2)"
1421 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1422 # system-dependent things.
1424 AVCODEC_COMPONENTS="
1432 AVDEVICE_COMPONENTS="
1436 AVFILTER_COMPONENTS="
1439 AVFORMAT_COMPONENTS="
1445 AVRESAMPLE_COMPONENTS=""
1446 AVUTIL_COMPONENTS=""
1450 $AVDEVICE_COMPONENTS
1451 $AVFILTER_COMPONENTS
1452 $AVFORMAT_COMPONENTS
1453 $AVRESAMPLE_COMPONENTS
1458 avio_dir_cmd_example
1459 avio_reading_example
1460 decode_audio_example
1461 decode_video_example
1462 demuxing_decoding_example
1463 encode_audio_example
1464 encode_video_example
1466 filter_audio_example
1467 filtering_audio_example
1468 filtering_video_example
1469 http_multiclient_example
1474 resampling_audio_example
1475 scaling_video_example
1476 transcode_aac_example
1479 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1495 EXTERNAL_LIBRARY_GPL_LIST="
1507 EXTERNAL_LIBRARY_NONFREE_LIST="
1513 EXTERNAL_LIBRARY_VERSION3_LIST="
1520 EXTERNAL_LIBRARY_GPLV3_LIST="
1524 EXTERNAL_LIBRARY_LIST="
1525 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1526 $EXTERNAL_LIBRARY_GPL_LIST
1527 $EXTERNAL_LIBRARY_NONFREE_LIST
1528 $EXTERNAL_LIBRARY_VERSION3_LIST
1529 $EXTERNAL_LIBRARY_GPLV3_LIST
1585 HWACCEL_AUTODETECT_LIBRARY_LIST="
1595 videotoolbox_hwaccel
1599 HWACCEL_LIBRARY_NONFREE_LIST="
1604 HWACCEL_LIBRARY_LIST="
1605 $HWACCEL_AUTODETECT_LIBRARY_LIST
1606 $HWACCEL_LIBRARY_NONFREE_LIST
1626 safe_bitstream_reader
1673 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1677 $EXTERNAL_LIBRARY_LIST
1678 $HWACCEL_LIBRARY_LIST
1708 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1709 $HWACCEL_AUTODETECT_LIBRARY_LIST
1751 ARCH_EXT_LIST_MIPS="
1763 ARCH_EXT_LIST_LOONGSON="
1769 ARCH_EXT_LIST_X86_SIMD="
1798 $ARCH_EXT_LIST_X86_SIMD
1808 $ARCH_EXT_LIST_LOONGSON
1831 sync_val_compare_and_swap
1850 cdio_paranoia_paranoia_h
1854 dev_bktr_ioctl_bt848_h
1855 dev_bktr_ioctl_meteor_h
1857 dev_video_bktr_ioctl_bt848_h
1858 dev_video_meteor_ioctl_meteor_h
1867 machine_ioctl_bt848_h
1868 machine_ioctl_meteor_h
1870 opencv2_core_core_c_h
1871 openjpeg_2_2_openjpeg_h
1872 openjpeg_2_1_openjpeg_h
1873 openjpeg_2_0_openjpeg_h
1874 openjpeg_1_5_openjpeg_h
1953 GetProcessAffinityMask
1954 GetProcessMemoryInfo
1957 GetSystemTimeAsFileTime
1964 jack_port_get_latency_range
1981 SetConsoleTextAttribute
1982 SetConsoleCtrlHandler
1990 UTGetOSTypeFromString
1995 TOOLCHAIN_FEATURES="
2009 inline_asm_direct_symbol_refs
2011 inline_asm_nonlocal_labels
2022 CONDITION_VARIABLE_Ptr
2025 struct_group_source_req
2026 struct_ip_mreq_source
2028 struct_msghdr_msg_flags
2030 struct_rusage_ru_maxrss
2031 struct_sctp_event_subscribe
2033 struct_sockaddr_sa_len
2034 struct_sockaddr_storage
2035 struct_stat_st_mtim_tv_nsec
2036 struct_v4l2_frmivalenum_discrete
2041 $(add_suffix _external $ARCH_EXT_LIST)
2042 $(add_suffix _inline $ARCH_EXT_LIST)
2065 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2079 # options emitted with CONFIG_ prefix but not available on the command line
2096 frame_thread_encoder
2251 # code dependency declarations
2253 # architecture extensions
2258 armv8_deps="aarch64"
2259 neon_deps_any="aarch64 arm"
2260 intrinsics_neon_deps="neon"
2261 vfp_deps_any="aarch64 arm"
2265 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2267 loongson2_deps="mips"
2268 loongson3_deps="mips"
2271 mipsdspr2_deps="mips"
2272 mips32r2_deps="mips"
2273 mips32r5_deps="mips"
2274 mips32r6_deps="mips"
2275 mips64r2_deps="mips"
2276 mips64r6_deps="mips"
2288 x86_64_select="i686"
2289 x86_64_suggest="fast_cmov"
2292 amd3dnowext_deps="amd3dnow"
2309 mmx_external_deps="x86asm"
2310 mmx_inline_deps="inline_asm"
2311 mmx_suggest="mmx_external mmx_inline"
2313 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2314 eval dep=\$${ext}_deps
2315 eval ${ext}_external_deps='"${dep}_external"'
2316 eval ${ext}_inline_deps='"${dep}_inline"'
2317 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2320 aligned_stack_if_any="aarch64 ppc x86"
2321 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2322 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2323 fast_unaligned_if_any="aarch64 ppc x86"
2324 simd_align_16_if_any="altivec neon sse"
2325 simd_align_32_if_any="avx"
2327 # system capabilities
2328 symver_if_any="symver_asm_label symver_gnu_asm"
2329 valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
2332 atomics_gcc_if="sync_val_compare_and_swap"
2333 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2334 atomics_win32_if="MemoryBarrier"
2335 atomics_native_if_any="$ATOMICS_LIST"
2336 w32threads_deps="atomics_native"
2337 threads_if_any="$THREADS_LIST"
2341 dirac_parse_select="golomb"
2342 error_resilience_select="me_cmp"
2343 faandct_deps="faan fdctdsp"
2344 faanidct_deps="faan idctdsp"
2345 h264dsp_select="startcode"
2346 hevcparse_select="golomb"
2347 frame_thread_encoder_deps="encoders threads"
2348 intrax8_select="blockdsp idctdsp"
2351 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2352 mpeg_er_select="error_resilience"
2353 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2354 mpegaudiodsp_select="dct"
2355 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2356 mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
2357 vc1dsp_select="h264chroma qpeldsp startcode"
2360 # decoders / encoders
2361 aac_decoder_select="mdct15 mdct sinewin"
2362 aac_fixed_decoder_select="mdct sinewin"
2363 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2364 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2365 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2366 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2367 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2368 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2369 adpcm_g722_decoder_select="g722dsp"
2370 adpcm_g722_encoder_select="g722dsp"
2371 aic_decoder_select="golomb idctdsp"
2372 alac_encoder_select="lpc"
2373 als_decoder_select="bswapdsp"
2374 amrnb_decoder_select="lsp"
2375 amrwb_decoder_select="lsp"
2376 amv_decoder_select="sp5x_decoder exif"
2377 amv_encoder_select="aandcttables jpegtables mpegvideoenc"
2378 ape_decoder_select="bswapdsp llauddsp"
2379 apng_decoder_select="zlib"
2380 apng_encoder_select="llvidencdsp zlib"
2381 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2382 asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
2383 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2384 asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
2385 atrac1_decoder_select="mdct sinewin"
2386 atrac3_decoder_select="mdct"
2387 atrac3p_decoder_select="mdct sinewin"
2388 avrn_decoder_select="exif jpegtables"
2389 bink_decoder_select="blockdsp hpeldsp"
2390 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2391 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2392 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2393 clearvideo_decoder_select="idctdsp"
2394 cllc_decoder_select="bswapdsp"
2395 comfortnoise_encoder_select="lpc"
2396 cook_decoder_select="audiodsp mdct sinewin"
2397 cscd_decoder_select="lzo"
2398 cscd_decoder_suggest="zlib"
2399 dca_decoder_select="mdct"
2400 dds_decoder_select="texturedsp"
2401 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2402 dnxhd_decoder_select="blockdsp idctdsp"
2403 dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2404 dvvideo_decoder_select="dvprofile idctdsp"
2405 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2406 dxa_decoder_select="zlib"
2407 dxv_decoder_select="lzf texturedsp"
2408 eac3_decoder_select="ac3_decoder"
2409 eac3_encoder_select="ac3_encoder"
2410 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2411 eatgq_decoder_select="aandcttables"
2412 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2413 exr_decoder_select="zlib"
2414 ffv1_decoder_select="rangecoder"
2415 ffv1_encoder_select="rangecoder"
2416 ffvhuff_decoder_select="huffyuv_decoder"
2417 ffvhuff_encoder_select="huffyuv_encoder"
2418 fic_decoder_select="golomb"
2419 flac_decoder_select="flacdsp"
2420 flac_encoder_select="bswapdsp flacdsp lpc"
2421 flashsv2_decoder_select="zlib"
2422 flashsv2_encoder_select="zlib"
2423 flashsv_decoder_select="zlib"
2424 flashsv_encoder_select="zlib"
2425 flv_decoder_select="h263_decoder"
2426 flv_encoder_select="h263_encoder"
2427 fourxm_decoder_select="blockdsp bswapdsp"
2428 fraps_decoder_select="bswapdsp huffman"
2429 g2m_decoder_select="blockdsp idctdsp jpegtables zlib"
2430 g729_decoder_select="audiodsp"
2431 h261_decoder_select="mpegvideo"
2432 h261_encoder_select="aandcttables mpegvideoenc"
2433 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2434 h263_encoder_select="aandcttables h263dsp mpegvideoenc"
2435 h263i_decoder_select="h263_decoder"
2436 h263p_decoder_select="h263_decoder"
2437 h263p_encoder_select="h263_encoder"
2438 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2439 h264_decoder_suggest="error_resilience"
2440 hap_decoder_select="snappy texturedsp"
2441 hap_encoder_deps="libsnappy"
2442 hap_encoder_select="texturedspenc"
2443 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2444 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2445 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2446 iac_decoder_select="imc_decoder"
2447 imc_decoder_select="bswapdsp fft mdct sinewin"
2448 indeo3_decoder_select="hpeldsp"
2449 indeo4_decoder_select="ividsp"
2450 indeo5_decoder_select="ividsp"
2451 interplay_video_decoder_select="hpeldsp"
2452 jpegls_decoder_select="mjpeg_decoder"
2453 jv_decoder_select="blockdsp"
2454 lagarith_decoder_select="llviddsp"
2455 ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
2456 magicyuv_decoder_select="llviddsp"
2457 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2458 metasound_decoder_select="lsp mdct sinewin"
2459 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2460 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2461 mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
2462 mjpegb_decoder_select="mjpeg_decoder"
2463 mlp_decoder_select="mlp_parser"
2464 mlp_encoder_select="lpc"
2465 motionpixels_decoder_select="bswapdsp"
2466 mp1_decoder_select="mpegaudio"
2467 mp1float_decoder_select="mpegaudio"
2468 mp2_decoder_select="mpegaudio"
2469 mp2float_decoder_select="mpegaudio"
2470 mp3_decoder_select="mpegaudio"
2471 mp3adu_decoder_select="mpegaudio"
2472 mp3adufloat_decoder_select="mpegaudio"
2473 mp3float_decoder_select="mpegaudio"
2474 mp3on4_decoder_select="mpegaudio"
2475 mp3on4float_decoder_select="mpegaudio"
2476 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2477 mpc8_decoder_select="mpegaudiodsp"
2478 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
2479 mpeg_xvmc_decoder_select="mpeg2video_decoder"
2480 mpegvideo_decoder_select="mpegvideo"
2481 mpeg1video_decoder_select="mpegvideo"
2482 mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
2483 mpeg2video_decoder_select="mpegvideo"
2484 mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
2485 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2486 mpeg4_encoder_select="h263_encoder"
2487 msa1_decoder_select="mss34dsp"
2488 mscc_decoder_select="zlib"
2489 msmpeg4v1_decoder_select="h263_decoder"
2490 msmpeg4v2_decoder_select="h263_decoder"
2491 msmpeg4v2_encoder_select="h263_encoder"
2492 msmpeg4v3_decoder_select="h263_decoder"
2493 msmpeg4v3_encoder_select="h263_encoder"
2494 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2495 mts2_decoder_select="mss34dsp"
2496 mxpeg_decoder_select="mjpeg_decoder"
2497 nellymoser_decoder_select="mdct sinewin"
2498 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2499 nuv_decoder_select="idctdsp lzo"
2500 on2avc_decoder_select="mdct"
2501 opus_decoder_deps="swresample"
2502 opus_decoder_select="mdct15"
2503 opus_encoder_select="audio_frame_queue mdct15"
2504 png_decoder_select="zlib"
2505 png_encoder_select="llvidencdsp zlib"
2506 prores_decoder_select="blockdsp idctdsp"
2507 prores_encoder_select="fdctdsp"
2508 qcelp_decoder_select="lsp"
2509 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2510 ra_144_decoder_select="audiodsp"
2511 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2512 ralf_decoder_select="golomb"
2513 rawvideo_decoder_select="bswapdsp"
2514 rscc_decoder_select="zlib"
2515 rtjpeg_decoder_select="me_cmp"
2516 rv10_decoder_select="h263_decoder"
2517 rv10_encoder_select="h263_encoder"
2518 rv20_decoder_select="h263_decoder"
2519 rv20_encoder_select="h263_encoder"
2520 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2521 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2522 screenpresso_decoder_select="zlib"
2523 shorten_decoder_select="bswapdsp"
2524 sipr_decoder_select="lsp"
2525 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2526 snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2527 sonic_decoder_select="golomb rangecoder"
2528 sonic_encoder_select="golomb rangecoder"
2529 sonic_ls_encoder_select="golomb rangecoder"
2530 sp5x_decoder_select="mjpeg_decoder"
2531 srgc_decoder_select="zlib"
2532 svq1_decoder_select="hpeldsp"
2533 svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
2534 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2535 svq3_decoder_suggest="zlib"
2536 tak_decoder_select="audiodsp"
2537 tdsc_decoder_select="zlib mjpeg_decoder"
2538 theora_decoder_select="vp3_decoder"
2539 thp_decoder_select="mjpeg_decoder"
2540 tiff_decoder_suggest="zlib lzma"
2541 tiff_encoder_suggest="zlib"
2542 truehd_decoder_select="mlp_parser"
2543 truehd_encoder_select="lpc"
2544 truemotion2_decoder_select="bswapdsp"
2545 truespeech_decoder_select="bswapdsp"
2546 tscc_decoder_select="zlib"
2547 twinvq_decoder_select="mdct lsp sinewin"
2548 txd_decoder_select="texturedsp"
2549 utvideo_decoder_select="bswapdsp llviddsp"
2550 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2551 vble_decoder_select="llviddsp"
2552 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2553 vc1_qsv_decoder_deps="libmfx"
2554 vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel vc1_parser"
2555 vc1image_decoder_select="vc1_decoder"
2556 vorbis_decoder_select="mdct"
2557 vorbis_encoder_select="mdct"
2558 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2559 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2560 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2561 vp6a_decoder_select="vp6_decoder"
2562 vp6f_decoder_select="vp6_decoder"
2563 vp7_decoder_select="h264pred videodsp vp8dsp"
2564 vp8_decoder_select="h264pred videodsp vp8dsp"
2565 vp9_decoder_select="videodsp vp9_parser"
2566 webp_decoder_select="vp8_decoder exif"
2567 wmalossless_decoder_select="llauddsp"
2568 wmapro_decoder_select="mdct sinewin wma_freqs"
2569 wmav1_decoder_select="mdct sinewin wma_freqs"
2570 wmav1_encoder_select="mdct sinewin wma_freqs"
2571 wmav2_decoder_select="mdct sinewin wma_freqs"
2572 wmav2_encoder_select="mdct sinewin wma_freqs"
2573 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2574 wmv1_decoder_select="h263_decoder"
2575 wmv1_encoder_select="h263_encoder"
2576 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2577 wmv2_encoder_select="h263_encoder wmv2dsp"
2578 wmv3_decoder_select="vc1_decoder"
2579 wmv3image_decoder_select="wmv3_decoder"
2580 xma1_decoder_select="wmapro_decoder"
2581 xma2_decoder_select="wmapro_decoder"
2582 zerocodec_decoder_select="zlib"
2583 zlib_decoder_select="zlib"
2584 zlib_encoder_select="zlib"
2585 zmbv_decoder_select="zlib"
2586 zmbv_encoder_select="zlib"
2589 audiotoolbox_deps="AudioToolbox_AudioToolbox_h"
2590 audiotoolbox_extralibs="-framework CoreFoundation -framework AudioToolbox -framework CoreMedia"
2592 # hardware accelerators
2593 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2594 cuda_deps_any="dlopen LoadLibrary"
2596 d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2597 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
2598 dxva2_extralibs="-luser32"
2599 dxva2_lib_deps="dxva2"
2600 vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h blocks_extension"
2601 vda_framework_extralibs="-framework VideoDecodeAcceleration"
2602 vda_deps="vda_framework pthreads"
2603 vda_extralibs="-framework CoreFoundation -framework QuartzCore"
2604 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2605 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2606 xvmc_deps="X11_extensions_XvMClib_h"
2608 h263_vaapi_hwaccel_deps="vaapi"
2609 h263_vaapi_hwaccel_select="h263_decoder"
2610 h263_videotoolbox_hwaccel_deps="videotoolbox"
2611 h263_videotoolbox_hwaccel_select="h263_decoder"
2612 h264_cuvid_hwaccel_deps="cuda cuvid"
2613 h264_cuvid_hwaccel_select="h264_cuvid_decoder"
2614 h264_d3d11va_hwaccel_deps="d3d11va"
2615 h264_d3d11va_hwaccel_select="h264_decoder"
2616 h264_dxva2_hwaccel_deps="dxva2"
2617 h264_dxva2_hwaccel_select="h264_decoder"
2618 h264_mediacodec_hwaccel_deps="mediacodec"
2619 h264_mmal_hwaccel_deps="mmal"
2620 h264_qsv_hwaccel_deps="libmfx"
2621 h264_vaapi_hwaccel_deps="vaapi"
2622 h264_vaapi_hwaccel_select="h264_decoder"
2623 h264_vda_hwaccel_deps="vda"
2624 h264_vda_hwaccel_select="h264_decoder"
2625 h264_vda_old_hwaccel_deps="vda"
2626 h264_vda_old_hwaccel_select="h264_decoder"
2627 h264_vdpau_hwaccel_deps="vdpau"
2628 h264_vdpau_hwaccel_select="h264_decoder"
2629 h264_videotoolbox_hwaccel_deps="videotoolbox"
2630 h264_videotoolbox_hwaccel_select="h264_decoder"
2631 hevc_cuvid_hwaccel_deps="cuda cuvid"
2632 hevc_cuvid_hwaccel_select="hevc_cuvid_decoder"
2633 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2634 hevc_d3d11va_hwaccel_select="hevc_decoder"
2635 hevc_mediacodec_hwaccel_deps="mediacodec"
2636 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2637 hevc_dxva2_hwaccel_select="hevc_decoder"
2638 hevc_qsv_hwaccel_deps="libmfx"
2639 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2640 hevc_vaapi_hwaccel_select="hevc_decoder"
2641 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2642 hevc_vdpau_hwaccel_select="hevc_decoder"
2643 mjpeg_cuvid_hwaccel_deps="cuda cuvid"
2644 mjpeg_cuvid_hwaccel_select="mjpeg_cuvid_decoder"
2645 mpeg_xvmc_hwaccel_deps="xvmc"
2646 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2647 mpeg1_cuvid_hwaccel_deps="cuda cuvid"
2648 mpeg1_cuvid_hwaccel_select="mpeg1_cuvid_decoder"
2649 mpeg1_vdpau_hwaccel_deps="vdpau"
2650 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2651 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2652 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2653 mpeg1_xvmc_hwaccel_deps="xvmc"
2654 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2655 mpeg2_cuvid_hwaccel_deps="cuda cuvid"
2656 mpeg2_cuvid_hwaccel_select="mpeg2_cuvid_decoder"
2657 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2658 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2659 mpeg2_dxva2_hwaccel_deps="dxva2"
2660 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2661 mpeg2_mediacodec_hwaccel_deps="mediacodec"
2662 mpeg2_mmal_hwaccel_deps="mmal"
2663 mpeg2_qsv_hwaccel_deps="libmfx"
2664 mpeg2_qsv_hwaccel_select="qsvdec_mpeg2"
2665 mpeg2_vaapi_hwaccel_deps="vaapi"
2666 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2667 mpeg2_vdpau_hwaccel_deps="vdpau"
2668 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2669 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2670 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2671 mpeg2_xvmc_hwaccel_deps="xvmc"
2672 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2673 mpeg4_cuvid_hwaccel_deps="cuda cuvid"
2674 mpeg4_cuvid_hwaccel_select="mpeg4_cuvid_decoder"
2675 mpeg4_mediacodec_hwaccel_deps="mediacodec"
2676 mpeg4_mmal_hwaccel_deps="mmal"
2677 mpeg4_vaapi_hwaccel_deps="vaapi"
2678 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2679 mpeg4_vdpau_hwaccel_deps="vdpau"
2680 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2681 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2682 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2683 vc1_cuvid_hwaccel_deps="cuda cuvid"
2684 vc1_cuvid_hwaccel_select="vc1_cuvid_decoder"
2685 vc1_d3d11va_hwaccel_deps="d3d11va"
2686 vc1_d3d11va_hwaccel_select="vc1_decoder"
2687 vc1_dxva2_hwaccel_deps="dxva2"
2688 vc1_dxva2_hwaccel_select="vc1_decoder"
2689 vc1_mmal_hwaccel_deps="mmal"
2690 vc1_qsv_hwaccel_deps="libmfx"
2691 vc1_qsv_hwaccel_select="qsvdec_vc1"
2692 vc1_vaapi_hwaccel_deps="vaapi"
2693 vc1_vaapi_hwaccel_select="vc1_decoder"
2694 vc1_vdpau_hwaccel_deps="vdpau"
2695 vc1_vdpau_hwaccel_select="vc1_decoder"
2696 vp8_cuvid_hwaccel_deps="cuda cuvid"
2697 vp8_cuvid_hwaccel_select="vp8_cuvid_decoder"
2698 vp9_cuvid_hwaccel_deps="cuda cuvid"
2699 vp9_cuvid_hwaccel_select="vp9_cuvid_decoder"
2700 vp8_mediacodec_hwaccel_deps="mediacodec"
2701 vp8_qsv_hwaccel_deps="libmfx"
2702 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2703 vp9_d3d11va_hwaccel_select="vp9_decoder"
2704 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2705 vp9_dxva2_hwaccel_select="vp9_decoder"
2706 vp9_mediacodec_hwaccel_deps="mediacodec"
2707 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2708 vp9_vaapi_hwaccel_select="vp9_decoder"
2709 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2710 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2711 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2712 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2714 # hardware-accelerated codecs
2715 omx_deps="dlopen pthreads"
2716 omx_extralibs='$ldl'
2717 omx_rpi_select="omx"
2720 vaapi_encode_deps="vaapi"
2722 hwupload_cuda_filter_deps="cuda"
2723 scale_npp_filter_deps="cuda libnpp"
2724 scale_cuda_filter_deps="cuda_sdk"
2727 nvenc_deps_any="dlopen LoadLibrary"
2728 nvenc_encoder_deps="nvenc"
2730 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2731 h264_cuvid_decoder_deps="cuda cuvid"
2732 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2733 h264_mediacodec_decoder_deps="mediacodec"
2734 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2735 h264_mmal_decoder_deps="mmal"
2736 h264_nvenc_encoder_deps="nvenc"
2737 h264_omx_encoder_deps="omx"
2738 h264_qsv_decoder_deps="libmfx"
2739 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
2740 h264_qsv_encoder_deps="libmfx"
2741 h264_qsv_encoder_select="qsvenc"
2742 h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
2743 h264_vaapi_encoder_select="vaapi_encode golomb"
2744 h264_vda_decoder_deps="vda"
2745 h264_vda_decoder_select="h264_decoder"
2746 h264_vdpau_decoder_deps="vdpau"
2747 h264_vdpau_decoder_select="h264_decoder"
2748 hevc_cuvid_decoder_deps="cuda cuvid"
2749 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
2750 hevc_mediacodec_decoder_deps="mediacodec"
2751 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
2752 hevc_nvenc_encoder_deps="nvenc"
2753 hevc_qsv_decoder_deps="libmfx"
2754 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
2755 hevc_qsv_encoder_deps="libmfx"
2756 hevc_qsv_encoder_select="hevcparse qsvenc"
2757 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
2758 hevc_vaapi_encoder_select="vaapi_encode golomb"
2759 mjpeg_cuvid_decoder_deps="cuda cuvid"
2760 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
2761 mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
2762 mpeg1_cuvid_decoder_deps="cuda cuvid"
2763 mpeg1_vdpau_decoder_deps="vdpau"
2764 mpeg1_vdpau_decoder_select="mpeg1video_decoder"
2765 mpeg2_crystalhd_decoder_select="crystalhd"
2766 mpeg2_cuvid_decoder_deps="cuda cuvid"
2767 mpeg2_mmal_decoder_deps="mmal"
2768 mpeg2_mediacodec_decoder_deps="mediacodec"
2769 mpeg2_qsv_decoder_deps="libmfx"
2770 mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel"
2771 mpeg2_qsv_encoder_deps="libmfx"
2772 mpeg2_qsv_encoder_select="qsvenc"
2773 mpeg2_vaapi_encoder_deps="VAEncPictureParameterBufferMPEG2"
2774 mpeg2_vaapi_encoder_select="vaapi_encode"
2775 mpeg4_crystalhd_decoder_select="crystalhd"
2776 mpeg4_cuvid_decoder_deps="cuda cuvid"
2777 mpeg4_mediacodec_decoder_deps="mediacodec"
2778 mpeg4_mmal_decoder_deps="mmal"
2779 mpeg4_omx_encoder_deps="omx"
2780 mpeg4_vdpau_decoder_deps="vdpau"
2781 mpeg4_vdpau_decoder_select="mpeg4_decoder"
2782 mpeg_vdpau_decoder_deps="vdpau"
2783 mpeg_vdpau_decoder_select="mpeg2video_decoder"
2784 msmpeg4_crystalhd_decoder_select="crystalhd"
2785 nvenc_h264_encoder_select="h264_nvenc_encoder"
2786 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
2787 vc1_crystalhd_decoder_select="crystalhd"
2788 vc1_cuvid_decoder_deps="cuda cuvid"
2789 vc1_mmal_decoder_deps="mmal"
2790 vc1_vdpau_decoder_deps="vdpau"
2791 vc1_vdpau_decoder_select="vc1_decoder"
2792 vp8_cuvid_decoder_deps="cuda cuvid"
2793 vp8_mediacodec_decoder_deps="mediacodec"
2794 vp8_qsv_decoder_deps="libmfx"
2795 vp8_qsv_decoder_select="qsvdec vp8_qsv_hwaccel vp8_parser"
2796 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
2797 vp8_vaapi_encoder_select="vaapi_encode"
2798 vp9_cuvid_decoder_deps="cuda cuvid"
2799 vp9_mediacodec_decoder_deps="mediacodec"
2800 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
2801 vp9_vaapi_encoder_select="vaapi_encode"
2802 wmv3_crystalhd_decoder_select="crystalhd"
2803 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2806 h264_parser_select="golomb h264dsp h264parse"
2807 hevc_parser_select="hevcparse"
2808 mpegaudio_parser_select="mpegaudioheader"
2809 mpegvideo_parser_select="mpegvideo"
2810 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
2811 vc1_parser_select="vc1dsp"
2814 mjpeg2jpeg_bsf_select="jpegtables"
2816 # external libraries
2817 aac_at_decoder_deps="audiotoolbox"
2818 ac3_at_decoder_deps="audiotoolbox"
2819 ac3_at_decoder_select="ac3_parser"
2820 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
2821 alac_at_decoder_deps="audiotoolbox"
2822 amr_nb_at_decoder_deps="audiotoolbox"
2823 avisynth_deps_any="dlopen LoadLibrary"
2824 avisynth_demuxer_deps="avisynth"
2825 avisynth_demuxer_select="riffdec"
2826 eac3_at_decoder_deps="audiotoolbox"
2827 eac3_at_decoder_select="ac3_parser"
2828 gsm_ms_at_decoder_deps="audiotoolbox"
2829 ilbc_at_decoder_deps="audiotoolbox"
2830 mp1_at_decoder_deps="audiotoolbox"
2831 mp2_at_decoder_deps="audiotoolbox"
2832 mp3_at_decoder_deps="audiotoolbox"
2833 mp1_at_decoder_select="mpegaudioheader"
2834 mp2_at_decoder_select="mpegaudioheader"
2835 mp3_at_decoder_select="mpegaudioheader"
2836 pcm_alaw_at_decoder_deps="audiotoolbox"
2837 pcm_mulaw_at_decoder_deps="audiotoolbox"
2838 qdmc_at_decoder_deps="audiotoolbox"
2839 qdm2_at_decoder_deps="audiotoolbox"
2840 aac_at_encoder_deps="audiotoolbox"
2841 aac_at_encoder_select="audio_frame_queue"
2842 alac_at_encoder_deps="audiotoolbox"
2843 alac_at_encoder_select="audio_frame_queue"
2844 ilbc_at_encoder_deps="audiotoolbox"
2845 ilbc_at_encoder_select="audio_frame_queue"
2846 pcm_alaw_at_encoder_deps="audiotoolbox"
2847 pcm_alaw_at_encoder_select="audio_frame_queue"
2848 pcm_mulaw_at_encoder_deps="audiotoolbox"
2849 pcm_mulaw_at_encoder_select="audio_frame_queue"
2850 chromaprint_muxer_deps="chromaprint"
2851 h264_videotoolbox_encoder_deps="videotoolbox_encoder pthreads"
2852 libcelt_decoder_deps="libcelt"
2853 libfdk_aac_decoder_deps="libfdk_aac"
2854 libfdk_aac_encoder_deps="libfdk_aac"
2855 libfdk_aac_encoder_select="audio_frame_queue"
2856 libgme_demuxer_deps="libgme"
2857 libgsm_decoder_deps="libgsm"
2858 libgsm_encoder_deps="libgsm"
2859 libgsm_ms_decoder_deps="libgsm"
2860 libgsm_ms_encoder_deps="libgsm"
2861 libilbc_decoder_deps="libilbc"
2862 libilbc_encoder_deps="libilbc"
2863 libkvazaar_encoder_deps="libkvazaar"
2864 libmodplug_demuxer_deps="libmodplug"
2865 libmp3lame_encoder_deps="libmp3lame"
2866 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
2867 libopencore_amrnb_decoder_deps="libopencore_amrnb"
2868 libopencore_amrnb_encoder_deps="libopencore_amrnb"
2869 libopencore_amrnb_encoder_select="audio_frame_queue"
2870 libopencore_amrwb_decoder_deps="libopencore_amrwb"
2871 libopenh264_decoder_deps="libopenh264"
2872 libopenh264_decoder_select="h264_mp4toannexb_bsf"
2873 libopenh264_encoder_deps="libopenh264"
2874 libopenjpeg_decoder_deps="libopenjpeg"
2875 libopenjpeg_encoder_deps="libopenjpeg"
2876 libopenmpt_demuxer_deps="libopenmpt"
2877 libopus_decoder_deps="libopus"
2878 libopus_encoder_deps="libopus"
2879 libopus_encoder_select="audio_frame_queue"
2880 librsvg_decoder_deps="librsvg"
2881 libshine_encoder_deps="libshine"
2882 libshine_encoder_select="audio_frame_queue"
2883 libspeex_decoder_deps="libspeex"
2884 libspeex_encoder_deps="libspeex"
2885 libspeex_encoder_select="audio_frame_queue"
2886 libtheora_encoder_deps="libtheora"
2887 libtwolame_encoder_deps="libtwolame"
2888 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
2889 libvorbis_decoder_deps="libvorbis"
2890 libvorbis_encoder_deps="libvorbis"
2891 libvorbis_encoder_select="audio_frame_queue"
2892 libvpx_vp8_decoder_deps="libvpx"
2893 libvpx_vp8_encoder_deps="libvpx"
2894 libvpx_vp9_decoder_deps="libvpx"
2895 libvpx_vp9_encoder_deps="libvpx"
2896 libwavpack_encoder_deps="libwavpack"
2897 libwavpack_encoder_select="audio_frame_queue"
2898 libwebp_encoder_deps="libwebp"
2899 libwebp_anim_encoder_deps="libwebp"
2900 libx262_encoder_deps="libx262"
2901 libx264_encoder_deps="libx264"
2902 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
2903 libx264rgb_encoder_select="libx264_encoder"
2904 libx265_encoder_deps="libx265"
2905 libxavs_encoder_deps="libxavs"
2906 libxvid_encoder_deps="libxvid"
2907 libzvbi_teletext_decoder_deps="libzvbi"
2908 videotoolbox_deps="VideoToolbox_VideoToolbox_h"
2909 videotoolbox_extralibs="-framework CoreFoundation -framework VideoToolbox -framework CoreMedia -framework CoreVideo"
2910 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
2911 videotoolbox_encoder_suggest="vda_framework vt_bt2020"
2912 vt_bt2020_deps="kCVImageBufferColorPrimaries_ITU_R_2020"
2915 ac3_demuxer_select="ac3_parser"
2916 aiff_muxer_select="iso_media"
2917 asf_demuxer_select="riffdec"
2918 asf_o_demuxer_select="riffdec"
2919 asf_muxer_select="riffenc"
2920 asf_stream_muxer_select="asf_muxer"
2921 avi_demuxer_select="iso_media riffdec exif"
2922 avi_muxer_select="riffenc"
2923 caf_demuxer_select="iso_media riffdec"
2924 caf_muxer_select="iso_media"
2925 dash_muxer_select="mp4_muxer"
2926 dirac_demuxer_select="dirac_parser"
2927 dts_demuxer_select="dca_parser"
2928 dtshd_demuxer_select="dca_parser"
2929 dv_demuxer_select="dvprofile"
2930 dv_muxer_select="dvprofile"
2931 dxa_demuxer_select="riffdec"
2932 eac3_demuxer_select="ac3_parser"
2933 f4v_muxer_select="mov_muxer"
2934 fifo_muxer_deps="threads"
2935 flac_demuxer_select="flac_parser"
2936 hds_muxer_select="flv_muxer"
2937 hls_muxer_select="mpegts_muxer"
2938 image2_alias_pix_demuxer_select="image2_demuxer"
2939 image2_brender_pix_demuxer_select="image2_demuxer"
2940 ipod_muxer_select="mov_muxer"
2941 ismv_muxer_select="mov_muxer"
2942 matroska_audio_muxer_select="matroska_muxer"
2943 matroska_demuxer_select="iso_media riffdec"
2944 matroska_demuxer_suggest="bzlib lzo zlib"
2945 matroska_muxer_select="iso_media riffenc"
2946 mmf_muxer_select="riffenc"
2947 mov_demuxer_select="iso_media riffdec"
2948 mov_demuxer_suggest="zlib"
2949 mov_muxer_select="iso_media riffenc rtpenc_chain"
2950 mp3_demuxer_select="mpegaudio_parser"
2951 mp3_muxer_select="mpegaudioheader"
2952 mp4_muxer_select="mov_muxer"
2953 mpegts_demuxer_select="iso_media"
2954 mpegts_muxer_select="adts_muxer latm_muxer"
2955 mpegtsraw_demuxer_select="mpegts_demuxer"
2956 mxf_d10_muxer_select="mxf_muxer"
2957 mxf_opatom_muxer_select="mxf_muxer"
2958 nut_muxer_select="riffenc"
2959 nuv_demuxer_select="riffdec"
2960 oga_muxer_select="ogg_muxer"
2961 ogg_demuxer_select="dirac_parse"
2962 ogv_muxer_select="ogg_muxer"
2963 opus_muxer_select="ogg_muxer"
2964 psp_muxer_select="mov_muxer"
2965 rtp_demuxer_select="sdp_demuxer"
2966 rtp_muxer_select="golomb"
2967 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
2968 rtsp_demuxer_select="http_protocol rtpdec"
2969 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
2970 sap_demuxer_select="sdp_demuxer"
2971 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
2972 sdp_demuxer_select="rtpdec"
2973 smoothstreaming_muxer_select="ismv_muxer"
2974 spdif_muxer_select="aac_parser"
2975 spx_muxer_select="ogg_muxer"
2976 swf_demuxer_suggest="zlib"
2977 tak_demuxer_select="tak_parser"
2978 tg2_muxer_select="mov_muxer"
2979 tgp_muxer_select="mov_muxer"
2980 vobsub_demuxer_select="mpegps_demuxer"
2981 w64_demuxer_select="wav_demuxer"
2982 w64_muxer_select="wav_muxer"
2983 wav_demuxer_select="riffdec"
2984 wav_muxer_select="riffenc"
2985 webm_muxer_select="iso_media riffenc"
2986 webm_dash_manifest_demuxer_select="matroska_demuxer"
2987 wtv_demuxer_select="mpegts_demuxer riffdec"
2988 wtv_muxer_select="mpegts_muxer riffenc"
2989 xmv_demuxer_select="riffdec"
2990 xwma_demuxer_select="riffdec"
2993 alsa_indev_deps="alsa"
2994 alsa_outdev_deps="alsa"
2995 avfoundation_indev_deps="pthreads"
2996 avfoundation_indev_extralibs="-framework Foundation -framework AVFoundation -framework CoreVideo -framework CoreMedia"
2997 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
2998 caca_outdev_deps="libcaca"
2999 decklink_indev_deps="decklink threads"
3000 decklink_indev_extralibs="-lstdc++"
3001 decklink_outdev_deps="decklink threads"
3002 decklink_outdev_extralibs="-lstdc++"
3003 dshow_indev_deps="IBaseFilter"
3004 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3005 dv1394_indev_deps="dv1394"
3006 dv1394_indev_select="dv_demuxer"
3007 fbdev_indev_deps="linux_fb_h"
3008 fbdev_outdev_deps="linux_fb_h"
3009 gdigrab_indev_deps="CreateDIBSection"
3010 gdigrab_indev_extralibs="-lgdi32"
3011 gdigrab_indev_select="bmp_decoder"
3012 iec61883_indev_deps="libiec61883"
3013 jack_indev_deps="jack"
3014 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3015 lavfi_indev_deps="avfilter"
3016 libcdio_indev_deps="libcdio"
3017 libdc1394_indev_deps="libdc1394"
3018 libv4l2_indev_deps="libv4l2"
3019 openal_indev_deps="openal"
3020 opengl_outdev_deps="opengl"
3021 oss_indev_deps_any="soundcard_h sys_soundcard_h"
3022 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
3023 pulse_indev_deps="libpulse"
3024 pulse_outdev_deps="libpulse"
3025 qtkit_indev_extralibs="-framework QTKit -framework Foundation -framework QuartzCore"
3026 qtkit_indev_select="qtkit"
3027 sdl2_outdev_deps="sdl2"
3028 sndio_indev_deps="sndio"
3029 sndio_outdev_deps="sndio"
3030 v4l_indev_deps="linux_videodev_h"
3031 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3032 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3033 vfwcap_indev_deps="vfw32 vfwcap_defines"
3034 xcbgrab_indev_deps="libxcb"
3035 xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
3036 xv_outdev_extralibs="-lXv -lX11 -lXext"
3039 async_protocol_deps="threads"
3040 bluray_protocol_deps="libbluray"
3041 ffrtmpcrypt_protocol_deps="!librtmp_protocol"
3042 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
3043 ffrtmpcrypt_protocol_select="tcp_protocol"
3044 ffrtmphttp_protocol_deps="!librtmp_protocol"
3045 ffrtmphttp_protocol_select="http_protocol"
3046 ftp_protocol_select="tcp_protocol"
3047 gopher_protocol_select="network"
3048 http_protocol_select="tcp_protocol"
3049 httpproxy_protocol_select="tcp_protocol"
3050 https_protocol_select="tls_protocol"
3051 icecast_protocol_select="http_protocol"
3052 librtmp_protocol_deps="librtmp"
3053 librtmpe_protocol_deps="librtmp"
3054 librtmps_protocol_deps="librtmp"
3055 librtmpt_protocol_deps="librtmp"
3056 librtmpte_protocol_deps="librtmp"
3057 libsmbclient_protocol_deps="libsmbclient gplv3"
3058 libssh_protocol_deps="libssh"
3059 mmsh_protocol_select="http_protocol"
3060 mmst_protocol_select="network"
3061 rtmp_protocol_deps="!librtmp_protocol"
3062 rtmp_protocol_select="tcp_protocol"
3063 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3064 rtmps_protocol_deps="!librtmp_protocol"
3065 rtmps_protocol_select="tls_protocol"
3066 rtmpt_protocol_select="ffrtmphttp_protocol"
3067 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3068 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3069 rtp_protocol_select="udp_protocol"
3070 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3071 sctp_protocol_select="network"
3072 srtp_protocol_select="rtp_protocol srtp"
3073 tcp_protocol_select="network"
3074 tls_gnutls_protocol_deps="gnutls !tls_schannel_protocol !tls_securetransport_protocol"
3075 tls_gnutls_protocol_select="tcp_protocol"
3076 tls_openssl_protocol_deps="openssl !tls_schannel_protocol !tls_securetransport_protocol !tls_gnutls_protocol"
3077 tls_openssl_protocol_select="tcp_protocol"
3078 tls_schannel_protocol_deps="schannel"
3079 tls_schannel_protocol_select="tcp_protocol"
3080 tls_securetransport_protocol_deps="securetransport"
3081 tls_securetransport_protocol_select="tcp_protocol"
3082 tls_protocol_deps_any="tls_schannel_protocol tls_securetransport_protocol tls_gnutls_protocol tls_openssl_protocol"
3083 udp_protocol_select="network"
3084 udplite_protocol_select="network"
3085 unix_protocol_deps="sys_un_h"
3086 unix_protocol_select="network"
3089 afftfilt_filter_deps="avcodec"
3090 afftfilt_filter_select="fft"
3091 afir_filter_deps="avcodec"
3092 afir_filter_select="fft"
3093 amovie_filter_deps="avcodec avformat"
3094 aresample_filter_deps="swresample"
3095 ass_filter_deps="libass"
3096 atempo_filter_deps="avcodec"
3097 atempo_filter_select="rdft"
3098 azmq_filter_deps="libzmq"
3099 blackframe_filter_deps="gpl"
3100 boxblur_filter_deps="gpl"
3101 bs2b_filter_deps="libbs2b"
3102 colormatrix_filter_deps="gpl"
3103 cover_rect_filter_deps="avcodec avformat gpl"
3104 cropdetect_filter_deps="gpl"
3105 deinterlace_qsv_filter_deps="libmfx"
3106 deinterlace_vaapi_filter_deps="vaapi"
3107 delogo_filter_deps="gpl"
3108 deshake_filter_select="pixelutils"
3109 drawtext_filter_deps="libfreetype"
3110 elbg_filter_deps="avcodec"
3111 eq_filter_deps="gpl"
3112 fftfilt_filter_deps="avcodec"
3113 fftfilt_filter_select="rdft"
3114 find_rect_filter_deps="avcodec avformat gpl"
3115 firequalizer_filter_deps="avcodec"
3116 firequalizer_filter_select="rdft"
3117 flite_filter_deps="libflite"
3118 framerate_filter_select="pixelutils"
3119 frei0r_filter_deps="frei0r dlopen"
3120 frei0r_src_filter_deps="frei0r dlopen"
3121 fspp_filter_deps="gpl"
3122 geq_filter_deps="gpl"
3123 histeq_filter_deps="gpl"
3124 hqdn3d_filter_deps="gpl"
3125 interlace_filter_deps="gpl"
3126 kerndeint_filter_deps="gpl"
3127 ladspa_filter_deps="ladspa dlopen"
3128 mcdeint_filter_deps="avcodec gpl"
3129 movie_filter_deps="avcodec avformat"
3130 mpdecimate_filter_deps="gpl"
3131 mpdecimate_filter_select="pixelutils"
3132 mptestsrc_filter_deps="gpl"
3133 negate_filter_deps="lut_filter"
3134 nnedi_filter_deps="gpl"
3135 ocr_filter_deps="libtesseract"
3136 ocv_filter_deps="libopencv"
3137 owdenoise_filter_deps="gpl"
3138 pan_filter_deps="swresample"
3139 perspective_filter_deps="gpl"
3140 phase_filter_deps="gpl"
3141 pp7_filter_deps="gpl"
3142 pp_filter_deps="gpl postproc"
3143 pullup_filter_deps="gpl"
3144 removelogo_filter_deps="avcodec avformat swscale"
3145 repeatfields_filter_deps="gpl"
3146 resample_filter_deps="avresample"
3147 rubberband_filter_deps="librubberband"
3148 sab_filter_deps="gpl swscale"
3149 scale2ref_filter_deps="swscale"
3150 scale_filter_deps="swscale"
3151 scale_qsv_filter_deps="libmfx"
3152 select_filter_select="pixelutils"
3153 showcqt_filter_deps="avcodec avformat swscale"
3154 showcqt_filter_select="fft"
3155 showfreqs_filter_deps="avcodec"
3156 showfreqs_filter_select="fft"
3157 showspectrum_filter_deps="avcodec"
3158 showspectrum_filter_select="fft"
3159 showspectrumpic_filter_deps="avcodec"
3160 showspectrumpic_filter_select="fft"
3161 signature_filter_deps="gpl avcodec avformat"
3162 smartblur_filter_deps="gpl swscale"
3163 sofalizer_filter_deps="libmysofa avcodec"
3164 sofalizer_filter_select="fft"
3165 spectrumsynth_filter_deps="avcodec"
3166 spectrumsynth_filter_select="fft"
3167 spp_filter_deps="gpl avcodec"
3168 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3169 stereo3d_filter_deps="gpl"
3170 subtitles_filter_deps="avformat avcodec libass"
3171 super2xsai_filter_deps="gpl"
3172 pixfmts_super2xsai_test_deps="super2xsai_filter"
3173 tinterlace_filter_deps="gpl"
3174 tinterlace_merge_test_deps="tinterlace_filter"
3175 tinterlace_pad_test_deps="tinterlace_filter"
3176 uspp_filter_deps="gpl avcodec"
3177 vaguedenoiser_filter_deps="gpl"
3178 vidstabdetect_filter_deps="libvidstab"
3179 vidstabtransform_filter_deps="libvidstab"
3180 zmq_filter_deps="libzmq"
3181 zoompan_filter_deps="swscale"
3182 zscale_filter_deps="libzimg"
3183 scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3186 avio_dir_cmd_deps="avformat avutil"
3187 avio_reading_deps="avformat avcodec avutil"
3188 decode_audio_example_deps="avcodec avutil"
3189 decode_video_example_deps="avcodec avutil"
3190 demuxing_decoding_example_deps="avcodec avformat avutil"
3191 encode_audio_example_deps="avcodec avutil"
3192 encode_video_example_deps="avcodec avutil"
3193 extract_mvs_example_deps="avcodec avformat avutil"
3194 filter_audio_example_deps="avfilter avutil"
3195 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3196 filtering_video_example_deps="avfilter avcodec avformat avutil"
3197 http_multiclient_example_deps="avformat avutil fork"
3198 metadata_example_deps="avformat avutil"
3199 muxing_example_deps="avcodec avformat avutil swscale"
3200 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3201 remuxing_example_deps="avcodec avformat avutil"
3202 resampling_audio_example_deps="avutil swresample"
3203 scaling_video_example_deps="avutil swscale"
3204 transcode_aac_example_deps="avcodec avformat swresample"
3205 transcoding_example_deps="avfilter avcodec avformat avutil"
3207 # libraries, in linking order
3208 avcodec_deps="avutil"
3209 avcodec_select="null_bsf"
3210 avdevice_deps="avformat avcodec avutil"
3211 avfilter_deps="avutil"
3212 avformat_deps="avcodec avutil"
3213 avresample_deps="avutil"
3214 postproc_deps="avutil gpl"
3215 swresample_deps="avutil"
3216 swscale_deps="avutil"
3219 ffmpeg_deps="avcodec avfilter avformat swresample"
3220 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3223 ffplay_deps="avcodec avformat swscale swresample sdl2"
3224 ffplay_extralibs='$sdl2_extralibs'
3225 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3226 ffprobe_deps="avcodec avformat"
3227 ffserver_deps="avformat fork sarestart"
3228 ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
3231 podpages_deps="perl"
3232 manpages_deps="perl pod2man"
3233 htmlpages_deps="perl"
3234 htmlpages_deps_any="makeinfo_html texi2html"
3235 txtpages_deps="perl makeinfo"
3236 doc_deps_any="manpages htmlpages podpages txtpages"
3238 # default parameters
3240 logfile="ffbuild/config.log"
3242 # installation paths
3243 prefix_default="/usr/local"
3244 bindir_default='${prefix}/bin'
3245 datadir_default='${prefix}/share/ffmpeg'
3246 docdir_default='${prefix}/share/doc/ffmpeg'
3247 incdir_default='${prefix}/include'
3248 libdir_default='${prefix}/lib'
3249 mandir_default='${prefix}/share/man'
3255 host_cc_default="gcc"
3256 doxygen_default="doxygen"
3258 ln_s_default="ln -s -f"
3260 pkg_config_default=pkg-config
3261 ranlib_default="ranlib"
3262 strip_default="strip"
3263 version_script='--version-script'
3264 x86asmexe_default="nasm"
3265 windres_default="windres"
3267 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3270 target_os_default=$(tolower $(uname -s))
3271 host_os=$target_os_default
3274 if test "$target_os_default" = aix; then
3275 arch_default=$(uname -p)
3276 strip_default="strip -X32_64"
3278 arch_default=$(uname -m)
3283 # configurable options
3284 enable $PROGRAM_LIST
3285 enable $DOCUMENT_LIST
3286 enable $EXAMPLE_LIST
3287 enable $(filter_out avresample $LIBRARY_LIST)
3293 enable faan faandct faanidct
3294 enable optimizations
3295 enable runtime_cpudetect
3296 enable safe_bitstream_reader
3298 enable swscale_alpha
3299 enable valgrind_backtrace
3301 sws_max_filter_size_default=256
3302 set_default sws_max_filter_size
3305 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3308 FULLNAME='$(NAME)$(BUILDSUF)'
3309 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3312 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3313 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3314 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3315 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3316 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3317 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3318 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3345 host_extralibs='-lm'
3346 host_cflags_filter=echo
3347 host_ldflags_filter=echo
3349 target_path='$(CURDIR)'
3351 # since the object filename is not given with the -MM flag, the compiler
3352 # is only able to print the basename, and we must add the path ourselves
3353 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3359 if test -f configure; then
3362 source_path=$(cd $(dirname "$0"); pwd)
3363 case "$source_path" in
3364 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3366 test -e "$source_path/config.h" &&
3367 die "Out of tree builds are impossible with config.h in source dir."
3374 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3380 file=$source_path/$3
3381 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
3384 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
3385 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
3386 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
3387 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
3388 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
3389 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
3390 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
3391 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
3392 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
3394 find_things_extern(){
3397 file=$source_path/$3
3398 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
3401 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3402 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3418 for n in $COMPONENT_LIST; do
3419 v=$(toupper ${n%s})_LIST
3421 eval ${n}_if_any="\$$v"
3424 enable $ARCH_EXT_LIST
3427 echo "Unknown option \"$1\"."
3428 echo "See $0 --help for available options."
3432 print_in_columns() {
3433 cols=$(expr $ncols / 24)
3434 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3440 echo $* | sed s/$suffix//g | print_in_columns
3452 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3453 echo "prob ${prob:-0.5}"
3461 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3462 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3471 --extra-ldexeflags=*)
3472 add_ldexeflags $optval
3474 --extra-ldlibflags=*)
3475 add_ldlibflags $optval
3478 add_extralibs $optval
3481 disable $INDEV_LIST $OUTDEV_LIST
3484 debuglevel="$optval"
3487 disable $PROGRAM_LIST
3489 --disable-everything)
3490 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3493 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3494 disable $LIBRARY_LIST $PROGRAM_LIST doc
3497 --enable-random|--disable-random)
3498 action=${opt%%-random}
3499 do_random ${action#--} $COMPONENT_LIST
3501 --enable-random=*|--disable-random=*)
3502 action=${opt%%-random=*}
3503 do_random ${action#--} $optval
3505 --enable-*=*|--disable-*=*)
3506 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3507 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3508 eval list=\$$(toupper $thing)_LIST
3509 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3510 list=$(filter "$name" $list)
3511 [ "$list" = "" ] && warn "Option $opt did not match anything"
3514 --enable-yasm|--disable-yasm)
3515 warn "The ${opt} option is only provided for compatibility and will be\n"\
3516 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3517 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3520 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3521 "removed in the future. Use --x86asmexe instead."
3524 --enable-?*|--disable-?*)
3525 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3526 if is_in $option $COMPONENT_LIST; then
3527 test $action = disable && action=unset
3528 eval $action \$$(toupper ${option%s})_LIST
3529 elif is_in $option $CMDLINE_SELECT; then
3536 NAME="${opt#--list-}"
3537 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3539 eval show_list $NAME \$$(toupper $NAME)_LIST
3541 --help|-h) show_help
3543 --quiet|-q) quiet=yes
3545 --fatal-warnings) enable fatal_warnings
3548 libfuzzer_path="$optval"
3551 optname="${opt%%=*}"
3552 optname="${optname#--}"
3553 optname=$(echo "$optname" | sed 's/-/_/g')
3554 if is_in $optname $CMDLINE_SET; then
3555 eval $optname='$optval'
3556 elif is_in $optname $CMDLINE_APPEND; then
3557 append $optname "$optval"
3569 # Mark specifically enabled, but normally autodetected libraries as requested.
3570 for lib in $AUTODETECT_LIBS; do
3571 enabled $lib && request $lib
3574 # Enable platform codecs by default.
3575 enable_weak audiotoolbox
3577 # Enable hwaccels by default.
3578 enable_weak d3d11va dxva2 vaapi vda vdpau videotoolbox_hwaccel xvmc
3581 enable_weak cuda cuvid nvenc vda_framework videotoolbox videotoolbox_encoder
3583 disabled logging && logfile=/dev/null
3585 die_license_disabled() {
3586 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
3589 die_license_disabled_gpl() {
3590 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
3593 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3594 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3596 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
3597 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
3599 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3601 # Disable all the library-specific components if the library itself
3602 # is disabled, see AVCODEC_LIST and following _LIST variables.
3604 disable_components(){
3605 disabled ${1} && disable $(
3606 eval components="\$$(toupper ${1})_COMPONENTS"
3607 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
3611 map 'disable_components $v' $LIBRARY_LIST
3613 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
3616 test -n "$valgrind" && toolchain="valgrind-memcheck"
3618 enabled ossfuzz && {
3619 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
3620 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
3623 case "$toolchain" in
3625 cc_default="${toolchain%-asan}"
3626 add_cflags -fsanitize=address
3627 add_ldflags -fsanitize=address
3630 cc_default="${toolchain%-msan}"
3631 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
3632 add_ldflags -fsanitize=memory
3635 cc_default="${toolchain%-tsan}"
3636 add_cflags -fsanitize=thread -fPIE
3637 add_ldflags -fsanitize=thread -pie
3638 case "$toolchain" in
3646 cc_default="${toolchain%-usan}"
3647 add_cflags -fsanitize=undefined
3648 add_ldflags -fsanitize=undefined
3651 target_exec_default="valgrind"
3652 case "$toolchain" in
3654 target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
3657 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
3662 # Check whether the current MSVC version needs the C99 converter.
3663 # From MSVC 2013 (compiler major version 18) onwards, it does actually
3664 # support enough of C99 to build ffmpeg. Default to the new
3665 # behaviour if the regexp was unable to match anything, since this
3666 # successfully parses the version number of existing supported
3667 # versions that require the converter (MSVC 2010 and 2012).
3668 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
3669 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
3673 cc_default="c99wrap cl"
3674 cxx_default="c99wrap cl"
3676 ld_default="$source_path/compat/windows/mslink"
3677 nm_default="dumpbin -symbols"
3684 target_os_default="win32"
3685 # Use a relative path for TMPDIR. This makes sure all the
3686 # ffconf temp files are written with a relative path, avoiding
3687 # issues with msys/win32 path conversion for MSVC parameters
3688 # such as -Fo<file> or -out:<file>.
3694 nm_default="dumpbin -symbols"
3696 target_os_default="win32"
3700 add_cflags -fprofile-arcs -ftest-coverage
3701 add_ldflags -fprofile-arcs -ftest-coverage
3704 add_cflags -fprofile-arcs -ftest-coverage
3705 add_ldflags --coverage
3708 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
3709 add_cflags -fno-strict-overflow -fstack-protector-all
3710 add_ldflags -Wl,-z,relro -Wl,-z,now
3712 add_ldexeflags -fPIE -pie
3715 die "Unknown toolchain $toolchain"
3719 test -n "$cross_prefix" && enable cross_compile
3721 if enabled cross_compile; then
3722 test -n "$arch" && test -n "$target_os" ||
3723 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
3726 ar_default="${cross_prefix}${ar_default}"
3727 cc_default="${cross_prefix}${cc_default}"
3728 cxx_default="${cross_prefix}${cxx_default}"
3729 nm_default="${cross_prefix}${nm_default}"
3730 pkg_config_default="${cross_prefix}${pkg_config_default}"
3731 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
3732 ranlib_default="${cross_prefix}${ranlib_default} -D"
3734 ranlib_default="${cross_prefix}${ranlib_default}"
3736 strip_default="${cross_prefix}${strip_default}"
3737 windres_default="${cross_prefix}${windres_default}"
3739 sysinclude_default="${sysroot}/usr/include"
3741 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
3742 target_exec target_os x86asmexe nvcc
3743 enabled cross_compile || host_cc_default=$cc
3746 pkg_config_fail_message=""
3747 if ! $pkg_config --version >/dev/null 2>&1; then
3748 warn "$pkg_config not found, library detection may fail."
3750 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
3751 pkg_config_fail_message="
3752 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
3755 if test $doxygen != $doxygen_default && \
3756 ! $doxygen --version >/dev/null 2>&1; then
3757 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
3762 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
3766 EXESUF=$(exesuf $target_os)
3767 HOSTEXESUF=$(exesuf $host_os)
3769 # set temporary file name
3770 : ${TMPDIR:=$TEMPDIR}
3774 if [ -n "$tempprefix" ] ; then
3776 tmpname="$tempprefix.${HOSTNAME}.${UID}"
3780 elif ! check_cmd mktemp -u XXXXXX; then
3781 # simple replacement for missing mktemp
3782 # NOT SAFE FOR GENERAL USE
3784 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
3790 FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
3791 die "Unable to create temporary directory in $TMPDIR."
3794 tmp="${FFTMPDIR}/test"$2
3795 (set -C; exec > $tmp) 2> /dev/null ||
3796 die "Unable to create temporary file in $FFTMPDIR."
3800 trap 'rm -rf -- "$FFTMPDIR"' EXIT
3806 tmpfile TMPE $EXESUF
3818 # make sure we can execute files in $TMPDIR
3819 cat > $TMPSH 2>> $logfile <<EOF
3822 chmod +x $TMPSH >> $logfile 2>&1
3823 if ! $TMPSH >> $logfile 2>&1; then
3825 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
3826 variable to another directory and make sure that it is not mounted noexec.
3828 die "Sanity test failed."
3834 # Filter out MSVC cl.exe options from cflags that shouldn't
3835 # be passed to gas-preprocessor
3845 -std=c99) echo -c99 ;;
3846 -mcpu=*) echo -arch ${flag#*=} ;;
3847 -mieee) echo -ieee ;;
3848 -O*|-fast) echo $flag ;;
3849 -fno-math-errno) echo -assume nomath_errno ;;
3851 -Wall) echo -msg_enable level2 ;;
3852 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
3853 -Wl,*) echo $flag ;;
3863 -Wno-switch) echo -Wno-switch-enum ;;
3864 -Wno-format-zero-length) ;;
3865 -Wdisabled-optimization) ;;
3866 -Wno-pointer-sign) echo -Wno-other ;;
3872 msvc_common_flags(){
3875 # In addition to specifying certain flags under the compiler
3876 # specific filters, they must be specified here as well or else the
3877 # generic catch all at the bottom will print the original flag.
3882 -fomit-frame-pointer) ;;
3886 -fno-signed-zeros) ;;
3890 -lz) echo zlib.lib ;;
3891 -lx264) echo libx264.lib ;;
3893 -l*) echo ${flag#-l}.lib ;;
3894 -LARGEADDRESSAWARE) echo $flag ;;
3895 -L*) echo -libpath:${flag#-L} ;;
3902 msvc_common_flags "$@"
3905 -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
3907 -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
3908 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
3909 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
3911 -wd4273 -wd4554 -wd4701 -wd4703 ;;
3917 msvc_common_flags "$@"
3920 # Despite what Intel's documentation says -Wall, which is supported
3921 # on Windows, does enable remarks so disable them here.
3922 -Wall) echo $flag -Qdiag-disable:remark ;;
3923 -std=c99) echo -Qstd=c99 ;;
3941 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
3942 -fomit-frame-pointer) echo -Mnoframe ;;
3953 case "${flag#*=}" in
3954 native) echo -xtarget=native ;;
3955 v9|niagara) echo -xarch=sparc ;;
3956 ultrasparc) echo -xarch=sparcvis ;;
3957 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
3958 i586|pentium) echo -xchip=pentium ;;
3959 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
3960 pentium3*|c3-2) echo -xtarget=pentium3 ;;
3961 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
3962 pentium4*) echo -xtarget=pentium4 ;;
3963 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
3964 *-sse3) echo -xarch=sse3 ;;
3965 core2) echo -xarch=ssse3 -xchip=core2 ;;
3966 bonnell) echo -xarch=ssse3 ;;
3967 corei7|nehalem) echo -xtarget=nehalem ;;
3968 westmere) echo -xtarget=westmere ;;
3969 silvermont) echo -xarch=sse4_2 ;;
3970 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
3971 core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
3973 amdfam10|barcelona) echo -xtarget=barcelona ;;
3974 btver1) echo -xarch=amdsse4a ;;
3975 btver2|bdver*|znver*) echo -xarch=avx ;;
3976 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
3977 k8|opteron|athlon64|athlon-fx)
3978 echo -xarch=sse2a ;;
3979 athlon*) echo -xarch=pentium_proa ;;
3982 -std=c99) echo -xc99 ;;
3983 -fomit-frame-pointer) echo -xregs=frameptr ;;
3984 -fPIC) echo -KPIC -xcode=pic32 ;;
3985 -W*,*) echo $flag ;;
3986 -f*-*|-W*|-mimpure-text) ;;
3997 case "${flag#*=}" in
3998 armv7-a|cortex-a*) echo -mv=7a8 ;;
3999 armv7-r|cortex-r*) echo -mv=7r4 ;;
4000 armv7-m|cortex-m*) echo -mv=7m3 ;;
4001 armv6*|arm11*) echo -mv=6 ;;
4002 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
4004 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
4007 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
4008 -mfpu=vfp) echo --float_support=vfpv2 ;;
4009 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
4010 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
4011 -msoft-float) echo --float_support=vfplib ;;
4012 -O[0-3]|-mf=*) echo $flag ;;
4014 -pds=*) echo $flag ;;
4015 -D*|-I*) echo $flag ;;
4016 --gcc|--abi=*) echo $flag ;;
4027 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
4028 unset _ld_o _ldflags _ld_lib _ld_path
4029 unset _depflags _DEPCMD _DEPFLAGS
4032 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
4033 true # no-op to avoid reading stdin in following checks
4034 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
4036 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
4037 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
4038 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4041 elif $_cc -v 2>&1 | grep -qi ^gcc; then
4043 gcc_version=$($_cc --version | head -n1)
4044 gcc_basever=$($_cc -dumpversion)
4045 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
4046 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
4047 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
4048 case $gcc_basever in
4051 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
4053 if [ "$first" = true ]; then
4054 case $gcc_basever in
4056 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
4061 elif $_cc --version 2>/dev/null | grep -q ^icc; then
4063 _ident=$($_cc --version | head -n1)
4068 _flags_filter=icc_flags
4069 elif $_cc -v 2>&1 | grep -q xlc; then
4071 _ident=$($_cc -qversion 2>/dev/null | head -n1)
4073 _cflags_size='-O5 -qcompact'
4074 elif $_cc -V 2>/dev/null | grep -q Compaq; then
4076 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
4078 _cflags_speed='-fast'
4080 _flags_filter=ccc_flags
4081 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
4082 test -d "$sysroot" || die "No valid sysroot specified."
4084 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
4085 armcc_conf="$PWD/armcc.conf"
4086 $_cc --arm_linux_configure \
4087 --arm_linux_config_file="$armcc_conf" \
4088 --configure_sysroot="$sysroot" \
4089 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
4090 die "Error creating armcc configuration file."
4091 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
4092 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
4093 as_default="${cross_prefix}gcc"
4097 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
4099 _ident=$($_cc -version | head -n1 | tr -s ' ')
4100 _flags='--gcc --abi=eabi -me'