3 # FFmpeg configure script
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
10 # Prevent locale nonsense from breaking basic text processing.
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
23 (: ${foo%%bar}) 2> /dev/null
26 (: ${foo?}) 2> /dev/null
29 if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
32 if test "0$FF_CONF_EXEC" -lt 1; then
34 try_exec bash "$0" "$@"
36 if test "0$FF_CONF_EXEC" -lt 2; then
38 try_exec ksh "$0" "$@"
40 if test "0$FF_CONF_EXEC" -lt 3; then
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
57 test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
61 Usage: configure [options]
62 Options: [defaults in brackets after descriptions]
65 --help print this message
66 --quiet Suppress showing informative output
67 --list-decoders show all available decoders
68 --list-encoders show all available encoders
69 --list-hwaccels show all available hardware accelerators
70 --list-demuxers show all available demuxers
71 --list-muxers show all available muxers
72 --list-parsers show all available parsers
73 --list-protocols show all available protocols
74 --list-bsfs show all available bitstream filters
75 --list-indevs show all available input devices
76 --list-outdevs show all available output devices
77 --list-filters show all available filters
80 --logfile=FILE log tests and output to FILE [ffbuild/config.log]
81 --disable-logging do not log configure debug information
82 --fatal-warnings fail if any configure warning is generated
83 --prefix=PREFIX install in PREFIX [$prefix_default]
84 --bindir=DIR install binaries in DIR [PREFIX/bin]
85 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
86 --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
87 --libdir=DIR install libs in DIR [PREFIX/lib]
88 --shlibdir=DIR install shared libs in DIR [LIBDIR]
89 --incdir=DIR install includes in DIR [PREFIX/include]
90 --mandir=DIR install man page in DIR [PREFIX/share/man]
91 --pkgconfigdir=DIR install pkg-config files in DIR [LIBDIR/pkgconfig]
92 --enable-rpath use rpath to allow installing libraries in paths
93 not part of the dynamic linker search path
94 use rpath when linking programs (USE WITH CARE)
95 --install-name-dir=DIR Darwin directory name for installed targets
98 --enable-gpl allow use of GPL code, the resulting libs
99 and binaries will be under GPL [no]
100 --enable-version3 upgrade (L)GPL to version 3 [no]
101 --enable-nonfree allow use of nonfree code, the resulting libs
102 and binaries will be unredistributable [no]
104 Configuration options:
105 --disable-static do not build static libraries [no]
106 --enable-shared build shared libraries [no]
107 --enable-small optimize for size instead of speed
108 --disable-runtime-cpudetect disable detecting CPU capabilities at runtime (smaller binary)
109 --enable-gray enable full grayscale support (slower color)
110 --disable-swscale-alpha disable alpha channel support in swscale
111 --disable-all disable building components, libraries and programs
112 --disable-autodetect disable automatically detected external libraries [no]
115 --disable-programs do not build command line programs
116 --disable-ffmpeg disable ffmpeg build
117 --disable-ffplay disable ffplay build
118 --disable-ffprobe disable ffprobe build
120 Documentation options:
121 --disable-doc do not build documentation
122 --disable-htmlpages do not build HTML documentation pages
123 --disable-manpages do not build man documentation pages
124 --disable-podpages do not build POD documentation pages
125 --disable-txtpages do not build text documentation pages
128 --disable-avdevice disable libavdevice build
129 --disable-avcodec disable libavcodec build
130 --disable-avformat disable libavformat build
131 --disable-swresample disable libswresample build
132 --disable-swscale disable libswscale build
133 --disable-postproc disable libpostproc build
134 --disable-avfilter disable libavfilter build
135 --enable-avresample enable libavresample build (deprecated) [no]
136 --disable-pthreads disable pthreads [autodetect]
137 --disable-w32threads disable Win32 threads [autodetect]
138 --disable-os2threads disable OS/2 threads [autodetect]
139 --disable-network disable network support [no]
140 --disable-dct disable DCT code
141 --disable-dwt disable DWT code
142 --disable-error-resilience disable error resilience code
143 --disable-lsp disable LSP code
144 --disable-lzo disable LZO decoder code
145 --disable-mdct disable MDCT code
146 --disable-rdft disable RDFT code
147 --disable-fft disable FFT code
148 --disable-faan disable floating point AAN (I)DCT code
149 --disable-pixelutils disable pixel utils in libavutil
151 Individual component options:
152 --disable-everything disable all components listed below
153 --disable-encoder=NAME disable encoder NAME
154 --enable-encoder=NAME enable encoder NAME
155 --disable-encoders disable all encoders
156 --disable-decoder=NAME disable decoder NAME
157 --enable-decoder=NAME enable decoder NAME
158 --disable-decoders disable all decoders
159 --disable-hwaccel=NAME disable hwaccel NAME
160 --enable-hwaccel=NAME enable hwaccel NAME
161 --disable-hwaccels disable all hwaccels
162 --disable-muxer=NAME disable muxer NAME
163 --enable-muxer=NAME enable muxer NAME
164 --disable-muxers disable all muxers
165 --disable-demuxer=NAME disable demuxer NAME
166 --enable-demuxer=NAME enable demuxer NAME
167 --disable-demuxers disable all demuxers
168 --enable-parser=NAME enable parser NAME
169 --disable-parser=NAME disable parser NAME
170 --disable-parsers disable all parsers
171 --enable-bsf=NAME enable bitstream filter NAME
172 --disable-bsf=NAME disable bitstream filter NAME
173 --disable-bsfs disable all bitstream filters
174 --enable-protocol=NAME enable protocol NAME
175 --disable-protocol=NAME disable protocol NAME
176 --disable-protocols disable all protocols
177 --enable-indev=NAME enable input device NAME
178 --disable-indev=NAME disable input device NAME
179 --disable-indevs disable input devices
180 --enable-outdev=NAME enable output device NAME
181 --disable-outdev=NAME disable output device NAME
182 --disable-outdevs disable output devices
183 --disable-devices disable all devices
184 --enable-filter=NAME enable filter NAME
185 --disable-filter=NAME disable filter NAME
186 --disable-filters disable all filters
188 External library support:
190 Using any of the following switches will allow FFmpeg to link to the
191 corresponding external library. All the components depending on that library
192 will become enabled, if all their other dependencies are met and they are not
193 explicitly disabled. E.g. --enable-libwavpack will enable linking to
194 libwavpack and allow the libwavpack encoder to be built, unless it is
195 specifically disabled with --disable-encoder=libwavpack.
197 Note that only the system libraries are auto-detected. All the other external
198 libraries must be explicitly enabled.
200 Also note that the following help text describes the purpose of the libraries
201 themselves, not all their features will necessarily be usable by FFmpeg.
203 --disable-alsa disable ALSA support [autodetect]
204 --disable-appkit disable Apple AppKit framework [autodetect]
205 --disable-avfoundation disable Apple AVFoundation framework [autodetect]
206 --enable-avisynth enable reading of AviSynth script files [no]
207 --disable-bzlib disable bzlib [autodetect]
208 --disable-coreimage disable Apple CoreImage framework [autodetect]
209 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
210 --enable-frei0r enable frei0r video filtering [no]
211 --enable-gcrypt enable gcrypt, needed for rtmp(t)e support
212 if openssl, librtmp or gmp is not used [no]
213 --enable-gmp enable gmp, needed for rtmp(t)e support
214 if openssl or librtmp is not used [no]
215 --enable-gnutls enable gnutls, needed for https support
216 if openssl or libtls is not used [no]
217 --disable-iconv disable iconv [autodetect]
218 --enable-jni enable JNI support [no]
219 --enable-ladspa enable LADSPA audio filtering [no]
220 --enable-libaom enable AV1 video encoding/decoding via libaom [no]
221 --enable-libass enable libass subtitles rendering,
222 needed for subtitles and ass filter [no]
223 --enable-libbluray enable BluRay reading using libbluray [no]
224 --enable-libbs2b enable bs2b DSP library [no]
225 --enable-libcaca enable textual display using libcaca [no]
226 --enable-libcelt enable CELT decoding via libcelt [no]
227 --enable-libcdio enable audio CD grabbing with libcdio [no]
228 --enable-libcodec2 enable codec2 en/decoding using libcodec2 [no]
229 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
231 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
232 --enable-libflite enable flite (voice synthesis) support via libflite [no]
233 --enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
234 --enable-libfreetype enable libfreetype, needed for drawtext filter [no]
235 --enable-libfribidi enable libfribidi, improves drawtext filter [no]
236 --enable-libgme enable Game Music Emu via libgme [no]
237 --enable-libgsm enable GSM de/encoding via libgsm [no]
238 --enable-libiec61883 enable iec61883 via libiec61883 [no]
239 --enable-libilbc enable iLBC de/encoding via libilbc [no]
240 --enable-libjack enable JACK audio sound server [no]
241 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
242 --enable-libmodplug enable ModPlug via libmodplug [no]
243 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
244 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
245 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
246 --enable-libopencv enable video filtering via libopencv [no]
247 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
248 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
249 --enable-libopenmpt enable decoding tracked files via libopenmpt [no]
250 --enable-libopus enable Opus de/encoding via libopus [no]
251 --enable-libpulse enable Pulseaudio input via libpulse [no]
252 --enable-librsvg enable SVG rasterization via librsvg [no]
253 --enable-librubberband enable rubberband needed for rubberband filter [no]
254 --enable-librtmp enable RTMP[E] support via librtmp [no]
255 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
256 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
257 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
258 --enable-libsoxr enable Include libsoxr resampling [no]
259 --enable-libspeex enable Speex de/encoding via libspeex [no]
260 --enable-libssh enable SFTP protocol via libssh [no]
261 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
262 --enable-libtheora enable Theora encoding via libtheora [no]
263 --enable-libtls enable LibreSSL (via libtls), needed for https support
264 if openssl or gnutls is not used [no]
265 --enable-libtwolame enable MP2 encoding via libtwolame [no]
266 --enable-libv4l2 enable libv4l2/v4l-utils [no]
267 --enable-libvidstab enable video stabilization using vid.stab [no]
268 --enable-libvmaf enable vmaf filter via libvmaf [no]
269 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
270 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
271 native implementation exists [no]
272 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
273 --enable-libwavpack enable wavpack encoding via libwavpack [no]
274 --enable-libwebp enable WebP encoding via libwebp [no]
275 --enable-libx264 enable H.264 encoding via x264 [no]
276 --enable-libx265 enable HEVC encoding via x265 [no]
277 --enable-libxavs enable AVS encoding via xavs [no]
278 --enable-libxcb enable X11 grabbing using XCB [autodetect]
279 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
280 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
281 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
282 --enable-libxvid enable Xvid encoding via xvidcore,
283 native MPEG-4/Xvid encoder exists [no]
284 --enable-libxml2 enable XML parsing using the C library libxml2 [no]
285 --enable-libzimg enable z.lib, needed for zscale filter [no]
286 --enable-libzmq enable message passing via libzmq [no]
287 --enable-libzvbi enable teletext support via libzvbi [no]
288 --enable-lv2 enable LV2 audio filtering [no]
289 --disable-lzma disable lzma [autodetect]
290 --enable-decklink enable Blackmagic DeckLink I/O support [no]
291 --enable-libndi_newtek enable Newteck NDI I/O support [no]
292 --enable-mediacodec enable Android MediaCodec support [no]
293 --enable-libmysofa enable libmysofa, needed for sofalizer filter [no]
294 --enable-openal enable OpenAL 1.1 capture support [no]
295 --enable-opencl enable OpenCL processing [no]
296 --enable-opengl enable OpenGL rendering [no]
297 --enable-openssl enable openssl, needed for https support
298 if gnutls or libtls is not used [no]
299 --disable-sndio disable sndio support [autodetect]
300 --disable-schannel disable SChannel SSP, needed for TLS support on
301 Windows if openssl and gnutls are not used [autodetect]
302 --disable-sdl2 disable sdl2 [autodetect]
303 --disable-securetransport disable Secure Transport, needed for TLS support
304 on OSX if openssl and gnutls are not used [autodetect]
305 --disable-xlib disable xlib [autodetect]
306 --disable-zlib disable zlib [autodetect]
308 The following libraries provide various hardware acceleration features:
309 --disable-amf disable AMF video encoding code [autodetect]
310 --disable-audiotoolbox disable Apple AudioToolbox code [autodetect]
311 --enable-cuda-sdk enable CUDA features that require the CUDA SDK [no]
312 --disable-cuvid disable Nvidia CUVID support [autodetect]
313 --disable-d3d11va disable Microsoft Direct3D 11 video acceleration code [autodetect]
314 --disable-dxva2 disable Microsoft DirectX 9 video acceleration code [autodetect]
315 --disable-ffnvcodec disable dynamically linked Nvidia code [autodetect]
316 --enable-libdrm enable DRM code (Linux) [no]
317 --enable-libmfx enable Intel MediaSDK (AKA Quick Sync Video) code via libmfx [no]
318 --enable-libnpp enable Nvidia Performance Primitives-based code [no]
319 --enable-mmal enable Broadcom Multi-Media Abstraction Layer (Raspberry Pi) via MMAL [no]
320 --disable-nvdec disable Nvidia video decoding acceleration (via hwaccel) [autodetect]
321 --disable-nvenc disable Nvidia video encoding code [autodetect]
322 --enable-omx enable OpenMAX IL code [no]
323 --enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
324 --enable-rkmpp enable Rockchip Media Process Platform code [no]
325 --disable-v4l2-m2m disable V4L2 mem2mem code [autodetect]
326 --disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
327 --disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
328 --disable-videotoolbox disable VideoToolbox code [autodetect]
331 --arch=ARCH select architecture [$arch]
332 --cpu=CPU select the minimum required CPU (affects
333 instruction selection, may crash on older CPUs)
334 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
335 --progs-suffix=SUFFIX program name suffix []
336 --enable-cross-compile assume a cross-compiler is used
337 --sysroot=PATH root of cross-build tree
338 --sysinclude=PATH location of cross-build system headers
339 --target-os=OS compiler targets OS [$target_os]
340 --target-exec=CMD command to run executables on target
341 --target-path=DIR path to view of build directory on target
342 --target-samples=DIR path to samples directory on target
343 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
344 --toolchain=NAME set tool defaults according to NAME
345 --nm=NM use nm tool NM [$nm_default]
346 --ar=AR use archive tool AR [$ar_default]
347 --as=AS use assembler AS [$as_default]
348 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
349 --strip=STRIP use strip tool STRIP [$strip_default]
350 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
351 --x86asmexe=EXE use nasm-compatible assembler EXE [$x86asmexe_default]
352 --cc=CC use C compiler CC [$cc_default]
353 --cxx=CXX use C compiler CXX [$cxx_default]
354 --objcc=OCC use ObjC compiler OCC [$cc_default]
355 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
356 --nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
357 --ld=LD use linker LD [$ld_default]
358 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
359 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
360 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
361 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
362 --host-cc=HOSTCC use host C compiler HOSTCC
363 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
364 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
365 --host-ld=HOSTLD use host linker HOSTLD
366 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
367 --host-libs=HLIBS use libs HLIBS when linking for host
368 --host-os=OS compiler host OS [$target_os]
369 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
370 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
371 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
372 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
373 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
374 --extra-ldsoflags=ELDFLAGS add ELDFLAGS to LDSOFLAGS [$LDSOFLAGS]
375 --extra-libs=ELIBS add ELIBS [$ELIBS]
376 --extra-version=STRING version string suffix []
377 --optflags=OPTFLAGS override optimization-related compiler flags
378 --nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
379 --build-suffix=SUFFIX library name suffix []
380 --enable-pic build position-independent code
381 --enable-thumb compile for Thumb instruction set
382 --enable-lto use link-time optimization
383 --env="ENV=override" override the environment variables
385 Advanced options (experts only):
386 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
387 --custom-allocator=NAME use a supported custom allocator
388 --disable-symver disable symbol versioning
389 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
390 --disable-safe-bitstream-reader
391 disable buffer boundary checking in bitreaders
392 (faster, but may crash)
393 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
395 Optimization options (experts only):
396 --disable-asm disable all assembly optimizations
397 --disable-altivec disable AltiVec optimizations
398 --disable-vsx disable VSX optimizations
399 --disable-power8 disable POWER8 optimizations
400 --disable-amd3dnow disable 3DNow! optimizations
401 --disable-amd3dnowext disable 3DNow! extended optimizations
402 --disable-mmx disable MMX optimizations
403 --disable-mmxext disable MMXEXT optimizations
404 --disable-sse disable SSE optimizations
405 --disable-sse2 disable SSE2 optimizations
406 --disable-sse3 disable SSE3 optimizations
407 --disable-ssse3 disable SSSE3 optimizations
408 --disable-sse4 disable SSE4 optimizations
409 --disable-sse42 disable SSE4.2 optimizations
410 --disable-avx disable AVX optimizations
411 --disable-xop disable XOP optimizations
412 --disable-fma3 disable FMA3 optimizations
413 --disable-fma4 disable FMA4 optimizations
414 --disable-avx2 disable AVX2 optimizations
415 --disable-avx512 disable AVX-512 optimizations
416 --disable-aesni disable AESNI optimizations
417 --disable-armv5te disable armv5te optimizations
418 --disable-armv6 disable armv6 optimizations
419 --disable-armv6t2 disable armv6t2 optimizations
420 --disable-vfp disable VFP optimizations
421 --disable-neon disable NEON optimizations
422 --disable-inline-asm disable use of inline assembly
423 --disable-x86asm disable use of standalone x86 assembly
424 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
425 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
426 --disable-msa disable MSA optimizations
427 --disable-mipsfpu disable floating point MIPS optimizations
428 --disable-mmi disable Loongson SIMD optimizations
429 --disable-fast-unaligned consider unaligned accesses slow
431 Developer options (useful when working on FFmpeg itself):
432 --disable-debug disable debugging symbols
433 --enable-debug=LEVEL set the debug level [$debuglevel]
434 --disable-optimizations disable compiler optimizations
435 --enable-extra-warnings enable more compiler warnings
436 --disable-stripping disable stripping of executables and shared libraries
437 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
438 2 causes a slowdown at runtime.
439 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
440 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
441 leaks and errors, using the specified valgrind binary.
442 Cannot be combined with --target-exec
443 --enable-ftrapv Trap arithmetic overflows
444 --samples=PATH location of test samples for FATE, if not set use
445 \$FATE_SAMPLES at make invocation time.
446 --enable-neon-clobber-test check NEON registers for clobbering (should be
447 used only for debugging purposes)
448 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
449 should be used only for debugging purposes)
450 --enable-random randomly enable/disable components
452 --enable-random=LIST randomly enable/disable specific components or
453 --disable-random=LIST component groups. LIST is a comma-separated list
454 of NAME[:PROB] entries where NAME is a component
455 (group) and PROB the probability associated with
457 --random-seed=VALUE seed value for --enable/disable-random
458 --disable-valgrind-backtrace do not print a backtrace under Valgrind
459 (only applies to --disable-optimizations builds)
460 --enable-osfuzz Enable building fuzzer tool
461 --libfuzzer=PATH path to libfuzzer
462 --ignore-tests=TESTS comma-separated list (without "fate-" prefix
463 in the name) of tests whose result is ignored
464 --enable-linux-perf enable Linux Performance Monitor API
466 NOTE: Object files are built at the place where configure is launched.
471 if test -t 1 && which tput >/dev/null 2>&1; then
472 ncolors=$(tput colors)
473 if test -n "$ncolors" && test $ncolors -ge 8; then
474 bold_color=$(tput bold)
475 warn_color=$(tput setaf 3)
476 error_color=$(tput setaf 1)
477 reset_color=$(tput sgr0)
479 # 72 used instead of 80 since that's the default of pr
485 echo "$@" >> $logfile
490 pr -n -t $1 >> $logfile
496 WARNINGS="${WARNINGS}WARNING: $*\n"
501 echo "$error_color$bold_color$@$reset_color"
504 If you think configure made a mistake, make sure you are using the latest
505 version from Git. If the latest version fails, report the problem to the
506 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
508 if disabled logging; then
510 Rerun configure with logging enabled (do not use --disable-logging), and
511 include the log this produces with your report.
515 Include the log file "$logfile" produced by configure as this will help
522 # Avoid locale weirdness, besides we really just want to translate ASCII.
524 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
528 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
532 echo "$*" | sed 's/["\\]/\\\0/g'
536 v=$(echo "$1" | sed "s/'/'\\\\''/g")
537 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
542 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
549 eval "case '$v' in $pat) printf '%s ' '$v' ;; esac"
557 eval "case '$v' in $pat) ;; *) printf '%s ' '$v' ;; esac"
564 for v; do eval $m; done
570 for v; do echo ${v}${suffix}; done
576 for v; do echo ${v%$suffix}; done
591 eval : \${$var:=$value}
596 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
602 eval $(sanitize_var_name "$var")='$*'
606 eval echo \$$(sanitize_var_name "$1")
611 eval level=\${${pvar}_level:=0}
612 eval ${pvar}_${level}="\$$pvar"
613 eval ${pvar}_level=$(($level+1))
619 eval level=\${${pvar}_level:-0}
620 test $level = 0 && continue
621 eval level=$(($level-1))
622 eval $pvar="\${${pvar}_${level}}"
623 eval ${pvar}_level=$level
624 eval unset ${pvar}_${level}
630 eval ${var}_requested=yes
653 enable $(sanitize_var_name $var)
659 disable $(sanitize_var_name $var)
665 enabled $var && continue
666 eval sel="\$${var}_select"
667 eval sgs="\$${var}_suggest"
671 enable_deep_weak $sgs
683 disabled $var && continue
692 test "${1#!}" = "$1" && op="=" || op="!="
693 eval test "x\$${1#!}_requested" $op "xyes"
697 test "${1#!}" = "$1" && op="=" || op="!="
698 eval test "x\$${1#!}" $op "xyes"
702 test "${1#!}" = "$1" && op="=" || op="!="
703 eval test "x\$${1#!}" $op "xno"
708 enabled $opt || return 1
714 disabled $opt || return 1
720 enabled $opt && return 0
726 disabled $opt && return 0
733 eval : \${$opt:=\$${opt}_default}
741 [ $var = $value ] && return 0
748 enabled ${cfg}_checking && die "Circular dependency for $cfg."
749 disabled ${cfg}_checking && continue
750 enable ${cfg}_checking
752 eval dep_all="\$${cfg}_deps"
753 eval dep_any="\$${cfg}_deps_any"
754 eval dep_con="\$${cfg}_conflict"
755 eval dep_sel="\$${cfg}_select"
756 eval dep_sgs="\$${cfg}_suggest"
757 eval dep_ifa="\$${cfg}_if"
758 eval dep_ifn="\$${cfg}_if_any"
760 pushvar cfg dep_all dep_any dep_con dep_sel dep_sgs dep_ifa dep_ifn
761 check_deps $dep_all $dep_any $dep_con $dep_sel $dep_sgs $dep_ifa $dep_ifn
762 popvar cfg dep_all dep_any dep_con dep_sel dep_sgs dep_ifa dep_ifn
764 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
765 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
766 enabled_all $dep_all || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not all dependencies are satisfied: $dep_all"; }
767 enabled_any $dep_any || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but not any dependency is satisfied: $dep_any"; }
768 disabled_all $dep_con || { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some conflicting dependencies are unsatisfied: $dep_con"; }
769 disabled_any $dep_sel && { disable $cfg && requested $cfg && die "ERROR: $cfg requested, but some selected dependency is unsatisfied: $dep_sel"; }
771 enabled $cfg && enable_deep_weak $dep_sel $dep_sgs
773 for dep in $dep_all $dep_any $dep_sel $dep_sgs; do
774 # filter out library deps, these do not belong in extralibs
775 is_in $dep $LIBRARY_LIST && continue
776 enabled $dep && eval append ${cfg}_extralibs ${dep}_extralibs
779 disable ${cfg}_checking
787 map 'eval echo "$v \${$v:-no}"' "$@" |
788 awk "BEGIN { split(\"$files\", files) }
790 c = \"$pfx\" toupper(\$1);
796 if (file ~ /\\.h\$/) {
797 printf(\"#define %s %d\\n\", c, v) >>file;
798 } else if (file ~ /\\.asm\$/) {
799 printf(\"%%define %s %d\\n\", c, v) >>file;
800 } else if (file ~ /\\.mak\$/) {
801 n = -v ? \"\" : \"!\";
802 printf(\"%s%s=yes\\n\", n, c) >>file;
803 } else if (file ~ /\\.texi\$/) {
804 pre = -v ? \"\" : \"@c \";
807 gsub(/_/, \"-\", c2);
808 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
818 enabled $v && printf "%s\n" ${v%$suf}
825 eval "$var=\"\$$var $*\""
831 eval "$var=\"$* \$$var\""
837 for tok in $(eval echo \$$var); do
838 uniq_list="$(filter_out $tok $uniq_list) $tok"
840 eval "$var=\"${uniq_list}\""
846 for entry in $(eval echo \$$var); do
847 tmpvar="$tmpvar $(eval echo \$${entry})"
849 eval "$var=\"${tmpvar}\""
857 append CFLAGS $($cflags_filter "$@")
860 add_cflags_headers(){
861 append CFLAGS_HEADERS $($cflags_filter "$@")
865 append CXXFLAGS $($cflags_filter "$@")
869 append ASFLAGS $($asflags_filter "$@")
873 append OBJCFLAGS $($objcflags_filter "$@")
877 append LDFLAGS $($ldflags_filter "$@")
881 append LDEXEFLAGS $($ldflags_filter "$@")
885 append LDSOFLAGS $($ldflags_filter "$@")
889 append ASMSTRIPFLAGS "$@"
893 prepend extralibs $($ldflags_filter "$@")
897 append host_cppflags "$@"
901 append host_cflags $($host_cflags_filter "$@")
905 append host_ldflags $($host_ldflags_filter "$@")
909 append compat_objs $1
911 map 'add_cppflags -D$v' "$@"
916 "$@" >> $logfile 2>&1
921 stat "$1" >> $logfile 2>&1
925 eval printf '%s\\n' $CC_O
929 eval printf '%s\\n' $CC_E
936 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
943 test_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
950 test_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
957 test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
961 eval printf '%s\\n' $AS_O
968 test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
974 disabled $cmd && return
976 test_cmd $@ && enable $cmd
985 test_as $@ <<EOF && enable $name
991 log check_inline_asm "$@"
996 test_cc "$@" <<EOF && enable $name
997 void foo(void){ __asm__ volatile($code); }
1001 check_inline_asm_flags(){
1002 log check_inline_asm_flags "$@"
1007 while [ "$1" != "" ]; do
1013 void foo(void){ __asm__ volatile($code); }
1016 test_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
1017 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
1022 check_inline_asm ${1}_inline "$2"
1023 check_as ${1}_external "$2"
1027 log test_x86asm "$@"
1031 test_cmd $x86asmexe $X86ASMFLAGS -Werror "$@" -o $TMPO $TMPS
1035 eval printf '%s\\n' $LD_O
1042 flags=$(filter_out '-l*|*.so' $@)
1043 libs=$(filter '-l*|*.so' $@)
1044 test_$type $($cflags_filter $flags) || return
1045 flags=$($ldflags_filter $flags)
1046 libs=$($ldflags_filter $libs)
1047 test_cmd $ld $LDFLAGS $LDEXEFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
1056 test_ld $type $@ && enable $name
1061 test "${hdr%.h}" = "${hdr}" &&
1062 echo "#include $hdr" ||
1063 echo "#include <$hdr>"
1073 for hdr in $headers; do
1076 echo "int main(void) { $code; return 0; }"
1077 } | test_$check "$@"
1081 log check_cppflags "$@"
1082 test_cpp "$@" <<EOF && append CPPFLAGS "$@"
1088 log test_cflags "$@"
1089 set -- $($cflags_filter "$@")
1096 log check_cflags "$@"
1097 test_cflags "$@" && add_cflags "$@"
1101 log check_cxxflags "$@"
1102 set -- $($cflags_filter "$@")
1103 test_cxx "$@" <<EOF && append CXXFLAGS "$@"
1109 log test_objcflags "$@"
1110 set -- $($objcflags_filter "$@")
1111 test_objcc "$@" <<EOF
1117 log check_objcflags "$@"
1118 test_objcflags "$@" && add_objcflags "$@"
1122 log test_ldflags "$@"
1123 set -- $($ldflags_filter "$@")
1124 test_ld "cc" "$@" <<EOF
1125 int main(void){ return 0; }
1130 log check_ldflags "$@"
1131 test_ldflags "$@" && add_ldflags "$@"
1135 log test_stripflags "$@"
1136 # call test_cc to get a fresh TMPO
1138 int main(void) { return 0; }
1140 test_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1144 log check_stripflags "$@"
1145 test_stripflags "$@" && add_stripflags "$@"
1149 log check_header "$@"
1152 disable_sanitized $headers
1154 for hdr in $headers; do
1158 } | test_cpp "$@" && enable_sanitized $headers
1161 check_header_objcc(){
1162 log check_header_objcc "$@"
1166 disable_sanitized $header
1168 echo "#include <$header>"
1169 echo "int main(void) { return 0; }"
1170 } | test_objcc && test_stat "$TMPO" && enable_sanitized $header
1173 check_apple_framework(){
1174 log check_apple_framework "$@"
1176 name="$(tolower $framework)"
1177 header="${framework}/${framework}.h"
1179 check_header_objcc $header &&
1180 enable $name && eval ${name}_extralibs='"-framework $framework"'
1188 test_ld "cc" "$@" <<EOF && enable $func
1190 int main(void){ $func(); }
1194 check_complexfunc(){
1195 log check_complexfunc "$@"
1199 test $narg = 2 && args="f, g" || args="f * I"
1201 test_ld "cc" "$@" <<EOF && enable $func
1202 #include <complex.h>
1204 float foo(complex float f, complex float g) { return $func($args); }
1205 int main(void){ return (int) foo; }
1210 log check_mathfunc "$@"
1214 test $narg = 2 && args="f, g" || args="f"
1216 test_ld "cc" "$@" <<EOF && enable $func
1218 float foo(float f, float g) { return $func($args); }
1219 int main(void){ return (int) foo; }
1223 check_func_headers(){
1224 log check_func_headers "$@"
1229 for hdr in $headers; do
1232 echo "#include <stdint.h>"
1233 for func in $funcs; do
1234 echo "long check_$func(void) { return (long) $func; }"
1236 echo "int main(void) { int ret = 0;"
1237 # LTO could optimize out the test functions without this
1238 for func in $funcs; do
1239 echo " ret |= ((intptr_t)check_$func) & 0xFFFF;"
1241 echo "return ret; }"
1242 } | test_ld "cc" "$@" && enable $funcs && enable_sanitized $headers
1245 check_class_headers_cpp(){
1246 log check_class_headers_cpp "$@"
1251 for hdr in $headers; do
1252 echo "#include <$hdr>"
1254 echo "int main(void) { "
1256 for class in $classes; do
1257 echo "$class obj$i;"
1261 } | test_ld "cxx" "$@" && enable $funcs && enable_sanitized $headers
1264 test_cpp_condition(){
1265 log test_cpp_condition "$@"
1272 #error "unsatisfied condition: $condition"
1277 check_cpp_condition(){
1278 log check_cpp_condition "$@"
1282 test_cpp_condition "$@" && enable $name
1286 log test_cflags_cc "$@"
1291 set -- $($cflags_filter "$flags")
1295 #error "unsatisfied condition: $condition"
1307 check_func_headers "$headers" "$funcs" "$@" &&
1308 enable $name && eval ${name}_extralibs="\$@"
1312 log check_lib_cpp "$@"
1318 check_class_headers_cpp "$headers" "$classes" "$@" &&
1319 enable $name && eval ${name}_extralibs="\$@"
1323 log test_pkg_config "$@"
1331 test_cmd $pkg_config --exists --print-errors $pkg_version || return
1332 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1333 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1334 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1336 set_sanitized "${name}_cflags" $pkg_cflags &&
1337 set_sanitized "${name}_extralibs" $pkg_libs
1341 log check_pkg_config "$@"
1343 test_pkg_config "$@" &&
1344 eval add_cflags \$${name}_cflags
1348 test_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1352 log check_exec_crash "$@"
1355 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1356 # are safe but may not be available everywhere. Thus we use
1357 # raise(SIGTERM) instead. The check is run in a subshell so we
1358 # can redirect the "Terminated" message from the shell. SIGBUS
1359 # is not defined by standard C so it is used conditionally.
1361 (test_exec "$@") >> $logfile 2>&1 <<EOF
1363 static void sighandler(int sig){
1369 int (*func_ptr)(void) = foo;
1371 signal(SIGILL, sighandler);
1372 signal(SIGFPE, sighandler);
1373 signal(SIGSEGV, sighandler);
1375 signal(SIGBUS, sighandler);
1387 disable_sanitized "$type"
1388 test_code cc "$headers" "$type v" "$@" && enable_sanitized "$type"
1392 log check_struct "$@"
1397 disable_sanitized "${struct}_${member}"
1398 test_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1399 enable_sanitized "${struct}_${member}"
1403 log check_builtin "$@"
1409 test_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1412 check_compile_assert(){
1413 log check_compile_assert "$@"
1419 test_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1427 test_code cc "$@" && enable "$name"
1435 check_lib $name "$@" || die "ERROR: $name_version not found"
1442 test_code cc "$@" || die "ERROR: $name failed"
1450 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1454 log require_header "$@"
1456 check_header "$@" || die "ERROR: $headers not found"
1459 require_cpp_condition(){
1460 log require_cpp_condition "$@"
1462 test_cpp_condition "$@" || die "ERROR: $condition not satisfied"
1465 require_pkg_config(){
1466 log require_pkg_config "$@"
1468 check_pkg_config "$@" || die "ERROR: $pkg_version not found using pkg-config$pkg_config_fail_message"
1472 eval printf '%s\\n' $HOSTCC_E
1476 eval printf '%s\\n' $HOSTCC_O
1480 log test_host_cc "$@"
1483 test_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1487 log test_host_cpp "$@"
1490 test_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1493 check_host_cppflags(){
1494 log check_host_cppflags "$@"
1495 test_host_cpp "$@" <<EOF && append host_cppflags "$@"
1500 check_host_cflags(){
1501 log check_host_cflags "$@"
1502 set -- $($host_cflags_filter "$@")
1503 test_host_cc "$@" <<EOF && append host_cflags "$@"
1508 test_host_cpp_condition(){
1509 log test_host_cpp_condition "$@"
1513 test_host_cpp "$@" <<EOF
1516 #error "unsatisfied condition: $condition"
1521 check_host_cpp_condition(){
1522 log check_host_cpp_condition "$@"
1526 test_host_cpp_condition "$@" && enable $name
1530 cmp -s "$1" "$2" && { test "$quiet" != "yes" && echo "$2 is unchanged"; } && return
1531 mkdir -p "$(dirname $2)"
1535 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1536 # system-dependent things.
1538 AVCODEC_COMPONENTS="
1546 AVDEVICE_COMPONENTS="
1551 AVFILTER_COMPONENTS="
1555 AVFORMAT_COMPONENTS="
1563 $AVDEVICE_COMPONENTS
1564 $AVFILTER_COMPONENTS
1565 $AVFORMAT_COMPONENTS
1569 avio_dir_cmd_example
1570 avio_reading_example
1571 decode_audio_example
1572 decode_video_example
1573 demuxing_decoding_example
1574 encode_audio_example
1575 encode_video_example
1577 filter_audio_example
1578 filtering_audio_example
1579 filtering_video_example
1580 http_multiclient_example
1586 resampling_audio_example
1587 scaling_video_example
1588 transcode_aac_example
1590 vaapi_encode_example
1591 vaapi_transcode_example
1594 EXTERNAL_AUTODETECT_LIBRARY_LIST="
1614 EXTERNAL_LIBRARY_GPL_LIST="
1626 EXTERNAL_LIBRARY_NONFREE_LIST="
1634 EXTERNAL_LIBRARY_VERSION3_LIST="
1643 EXTERNAL_LIBRARY_GPLV3_LIST="
1647 EXTERNAL_LIBRARY_LIST="
1648 $EXTERNAL_LIBRARY_GPL_LIST
1649 $EXTERNAL_LIBRARY_NONFREE_LIST
1650 $EXTERNAL_LIBRARY_VERSION3_LIST
1651 $EXTERNAL_LIBRARY_GPLV3_LIST
1711 HWACCEL_AUTODETECT_LIBRARY_LIST="
1729 # catchall list of things that require external libs to link
1735 HWACCEL_LIBRARY_NONFREE_LIST="
1740 HWACCEL_LIBRARY_LIST="
1741 $HWACCEL_LIBRARY_NONFREE_LIST
1762 safe_bitstream_reader
1808 # COMPONENT_LIST needs to come last to ensure correct dependency checking
1812 $EXTERNAL_LIBRARY_LIST
1813 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1814 $HWACCEL_LIBRARY_LIST
1815 $HWACCEL_AUTODETECT_LIBRARY_LIST
1847 $EXTERNAL_AUTODETECT_LIBRARY_LIST
1848 $HWACCEL_AUTODETECT_LIBRARY_LIST
1890 ARCH_EXT_LIST_MIPS="
1902 ARCH_EXT_LIST_LOONGSON="
1908 ARCH_EXT_LIST_X86_SIMD="
1938 $ARCH_EXT_LIST_X86_SIMD
1948 $ARCH_EXT_LIST_LOONGSON
1969 sync_val_compare_and_swap
1986 cdio_paranoia_paranoia_h
1989 dev_bktr_ioctl_bt848_h
1990 dev_bktr_ioctl_meteor_h
1992 dev_video_bktr_ioctl_bt848_h
1993 dev_video_meteor_ioctl_meteor_h
2001 machine_ioctl_bt848_h
2002 machine_ioctl_meteor_h
2004 opencv2_core_core_c_h
2066 MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
2084 GetProcessAffinityMask
2085 GetProcessMemoryInfo
2088 GetSystemTimeAsFileTime
2111 SetConsoleTextAttribute
2112 SetConsoleCtrlHandler
2120 UTGetOSTypeFromString
2132 TOOLCHAIN_FEATURES="
2144 inline_asm_direct_symbol_refs
2146 inline_asm_nonlocal_labels
2157 kCMVideoCodecType_HEVC
2160 struct_group_source_req
2161 struct_ip_mreq_source
2163 struct_msghdr_msg_flags
2165 struct_rusage_ru_maxrss
2166 struct_sctp_event_subscribe
2168 struct_sockaddr_sa_len
2169 struct_sockaddr_storage
2170 struct_stat_st_mtim_tv_nsec
2171 struct_v4l2_frmivalenum_discrete
2176 $(add_suffix _external $ARCH_EXT_LIST)
2177 $(add_suffix _inline $ARCH_EXT_LIST)
2198 opencl_vaapi_beignet
2199 opencl_vaapi_intel_media
2205 # options emitted with CONFIG_ prefix but not available on the command line
2227 frame_thread_encoder
2383 # code dependency declarations
2385 # architecture extensions
2390 armv8_deps="aarch64"
2391 neon_deps_any="aarch64 arm"
2392 intrinsics_neon_deps="neon"
2393 vfp_deps_any="aarch64 arm"
2397 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2406 loongson2_deps="mips"
2407 loongson3_deps="mips"
2408 mips32r2_deps="mips"
2409 mips32r5_deps="mips"
2410 mips32r6_deps="mips"
2411 mips64r2_deps="mips"
2412 mips64r6_deps="mips"
2415 mipsdspr2_deps="mips"
2420 x86_64_select="i686"
2421 x86_64_suggest="fast_cmov"
2424 amd3dnowext_deps="amd3dnow"
2442 mmx_external_deps="x86asm"
2443 mmx_inline_deps="inline_asm x86"
2444 mmx_suggest="mmx_external mmx_inline"
2446 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2447 eval dep=\$${ext}_deps
2448 eval ${ext}_external_deps='"${dep}_external"'
2449 eval ${ext}_inline_deps='"${dep}_inline"'
2450 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2453 aligned_stack_if_any="aarch64 ppc x86"
2454 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2455 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2456 fast_unaligned_if_any="aarch64 ppc x86"
2457 simd_align_16_if_any="altivec neon sse"
2458 simd_align_32_if_any="avx"
2459 simd_align_64_if_any="avx512"
2461 # system capabilities
2462 symver_if_any="symver_asm_label symver_gnu_asm"
2463 valgrind_backtrace_conflict="optimizations"
2464 valgrind_backtrace_deps="valgrind_valgrind_h"
2467 atomics_gcc_if="sync_val_compare_and_swap"
2468 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2469 atomics_win32_if="MemoryBarrier"
2470 atomics_native_if_any="$ATOMICS_LIST"
2471 w32threads_deps="atomics_native"
2472 threads_if_any="$THREADS_LIST"
2475 cbs_h264_select="cbs golomb"
2476 cbs_h265_select="cbs golomb"
2477 cbs_mpeg2_select="cbs"
2479 dirac_parse_select="golomb"
2480 error_resilience_select="me_cmp"
2482 faandct_select="fdctdsp"
2483 faanidct_deps="faan"
2484 faanidct_select="idctdsp"
2485 h264dsp_select="startcode"
2486 hevcparse_select="golomb"
2487 frame_thread_encoder_deps="encoders threads"
2488 intrax8_select="blockdsp idctdsp"
2491 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2492 mpeg_er_select="error_resilience"
2493 mpegaudio_select="mpegaudiodsp mpegaudioheader"
2494 mpegaudiodsp_select="dct"
2495 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2496 mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
2497 vc1dsp_select="h264chroma qpeldsp startcode"
2500 # decoders / encoders
2501 aac_decoder_select="adts_header mdct15 mdct sinewin"
2502 aac_fixed_decoder_select="adts_header mdct sinewin"
2503 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2504 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2505 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2506 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2507 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2508 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2509 adpcm_g722_decoder_select="g722dsp"
2510 adpcm_g722_encoder_select="g722dsp"
2511 aic_decoder_select="golomb idctdsp"
2512 alac_encoder_select="lpc"
2513 als_decoder_select="bswapdsp"
2514 amrnb_decoder_select="lsp"
2515 amrwb_decoder_select="lsp"
2516 amv_decoder_select="sp5x_decoder exif"
2517 amv_encoder_select="aandcttables jpegtables mpegvideoenc"
2518 ape_decoder_select="bswapdsp llauddsp"
2519 apng_decoder_deps="zlib"
2520 apng_encoder_deps="zlib"
2521 apng_encoder_select="llvidencdsp"
2522 aptx_decoder_select="audio_frame_queue"
2523 aptx_encoder_select="audio_frame_queue"
2524 aptx_hd_decoder_select="audio_frame_queue"
2525 aptx_hd_encoder_select="audio_frame_queue"
2526 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2527 asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
2528 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2529 asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
2530 atrac1_decoder_select="mdct sinewin"
2531 atrac3_decoder_select="mdct"
2532 atrac3p_decoder_select="mdct sinewin"
2533 avrn_decoder_select="exif jpegtables"
2534 bink_decoder_select="blockdsp hpeldsp"
2535 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2536 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2537 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2538 clearvideo_decoder_select="idctdsp"
2539 cllc_decoder_select="bswapdsp"
2540 comfortnoise_encoder_select="lpc"
2541 cook_decoder_select="audiodsp mdct sinewin"
2542 cscd_decoder_select="lzo"
2543 cscd_decoder_suggest="zlib"
2544 dca_decoder_select="mdct"
2545 dds_decoder_select="texturedsp"
2546 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2547 dnxhd_decoder_select="blockdsp idctdsp"
2548 dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2549 dolby_e_decoder_select="mdct"
2550 dvvideo_decoder_select="dvprofile idctdsp"
2551 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2552 dxa_decoder_deps="zlib"
2553 dxv_decoder_select="lzf texturedsp"
2554 eac3_decoder_select="ac3_decoder"
2555 eac3_encoder_select="ac3_encoder"
2556 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2557 eatgq_decoder_select="aandcttables"
2558 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2559 exr_decoder_deps="zlib"
2560 ffv1_decoder_select="rangecoder"
2561 ffv1_encoder_select="rangecoder"
2562 ffvhuff_decoder_select="huffyuv_decoder"
2563 ffvhuff_encoder_select="huffyuv_encoder"
2564 fic_decoder_select="golomb"
2565 flac_decoder_select="flacdsp"
2566 flac_encoder_select="bswapdsp flacdsp lpc"
2567 flashsv2_decoder_deps="zlib"
2568 flashsv2_encoder_deps="zlib"
2569 flashsv_decoder_deps="zlib"
2570 flashsv_encoder_deps="zlib"
2571 flv_decoder_select="h263_decoder"
2572 flv_encoder_select="h263_encoder"
2573 fourxm_decoder_select="blockdsp bswapdsp"
2574 fraps_decoder_select="bswapdsp huffman"
2575 g2m_decoder_deps="zlib"
2576 g2m_decoder_select="blockdsp idctdsp jpegtables"
2577 g729_decoder_select="audiodsp"
2578 h261_decoder_select="mpegvideo"
2579 h261_encoder_select="aandcttables mpegvideoenc"
2580 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2581 h263_encoder_select="aandcttables h263dsp mpegvideoenc"
2582 h263i_decoder_select="h263_decoder"
2583 h263p_decoder_select="h263_decoder"
2584 h263p_encoder_select="h263_encoder"
2585 h264_decoder_select="cabac golomb h264chroma h264dsp h264parse h264pred h264qpel videodsp"
2586 h264_decoder_suggest="error_resilience"
2587 hap_decoder_select="snappy texturedsp"
2588 hap_encoder_deps="libsnappy"
2589 hap_encoder_select="texturedspenc"
2590 hevc_decoder_select="bswapdsp cabac golomb hevcparse videodsp"
2591 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2592 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llvidencdsp"
2593 iac_decoder_select="imc_decoder"
2594 imc_decoder_select="bswapdsp fft mdct sinewin"
2595 indeo3_decoder_select="hpeldsp"
2596 indeo4_decoder_select="ividsp"
2597 indeo5_decoder_select="ividsp"
2598 interplay_video_decoder_select="hpeldsp"
2599 jpegls_decoder_select="mjpeg_decoder"
2600 jv_decoder_select="blockdsp"
2601 lagarith_decoder_select="llviddsp"
2602 ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
2603 magicyuv_decoder_select="llviddsp"
2604 magicyuv_encoder_select="llvidencdsp"
2605 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2606 metasound_decoder_select="lsp mdct sinewin"
2607 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2608 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2609 mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
2610 mjpegb_decoder_select="mjpeg_decoder"
2611 mlp_decoder_select="mlp_parser"
2612 mlp_encoder_select="lpc"
2613 motionpixels_decoder_select="bswapdsp"
2614 mp1_decoder_select="mpegaudio"
2615 mp1float_decoder_select="mpegaudio"
2616 mp2_decoder_select="mpegaudio"
2617 mp2float_decoder_select="mpegaudio"
2618 mp3_decoder_select="mpegaudio"
2619 mp3adu_decoder_select="mpegaudio"
2620 mp3adufloat_decoder_select="mpegaudio"
2621 mp3float_decoder_select="mpegaudio"
2622 mp3on4_decoder_select="mpegaudio"
2623 mp3on4float_decoder_select="mpegaudio"
2624 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2625 mpc8_decoder_select="mpegaudiodsp"
2626 mpegvideo_decoder_select="mpegvideo"
2627 mpeg1video_decoder_select="mpegvideo"
2628 mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
2629 mpeg2video_decoder_select="mpegvideo"
2630 mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
2631 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2632 mpeg4_encoder_select="h263_encoder"
2633 msa1_decoder_select="mss34dsp"
2634 mscc_decoder_deps="zlib"
2635 msmpeg4v1_decoder_select="h263_decoder"
2636 msmpeg4v2_decoder_select="h263_decoder"
2637 msmpeg4v2_encoder_select="h263_encoder"
2638 msmpeg4v3_decoder_select="h263_decoder"
2639 msmpeg4v3_encoder_select="h263_encoder"
2640 mss2_decoder_select="mpegvideo qpeldsp vc1_decoder"
2641 mts2_decoder_select="mss34dsp"
2642 mxpeg_decoder_select="mjpeg_decoder"
2643 nellymoser_decoder_select="mdct sinewin"
2644 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2645 nuv_decoder_select="idctdsp lzo"
2646 on2avc_decoder_select="mdct"
2647 opus_decoder_deps="swresample"
2648 opus_decoder_select="mdct15"
2649 opus_encoder_select="audio_frame_queue mdct15"
2650 png_decoder_deps="zlib"
2651 png_encoder_deps="zlib"
2652 png_encoder_select="llvidencdsp"
2653 prores_decoder_select="blockdsp idctdsp"
2654 prores_encoder_select="fdctdsp"
2655 qcelp_decoder_select="lsp"
2656 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2657 ra_144_decoder_select="audiodsp"
2658 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2659 ralf_decoder_select="golomb"
2660 rawvideo_decoder_select="bswapdsp"
2661 rscc_decoder_deps="zlib"
2662 rtjpeg_decoder_select="me_cmp"
2663 rv10_decoder_select="h263_decoder"
2664 rv10_encoder_select="h263_encoder"
2665 rv20_decoder_select="h263_decoder"
2666 rv20_encoder_select="h263_encoder"
2667 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2668 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2669 screenpresso_decoder_deps="zlib"
2670 shorten_decoder_select="bswapdsp"
2671 sipr_decoder_select="lsp"
2672 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2673 snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2674 sonic_decoder_select="golomb rangecoder"
2675 sonic_encoder_select="golomb rangecoder"
2676 sonic_ls_encoder_select="golomb rangecoder"
2677 sp5x_decoder_select="mjpeg_decoder"
2678 srgc_decoder_deps="zlib"
2679 svq1_decoder_select="hpeldsp"
2680 svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
2681 svq3_decoder_select="golomb h264dsp h264parse h264pred hpeldsp tpeldsp videodsp"
2682 svq3_decoder_suggest="zlib"
2683 tak_decoder_select="audiodsp"
2684 tdsc_decoder_deps="zlib"
2685 tdsc_decoder_select="mjpeg_decoder"
2686 theora_decoder_select="vp3_decoder"
2687 thp_decoder_select="mjpeg_decoder"
2688 tiff_decoder_suggest="zlib lzma"
2689 tiff_encoder_suggest="zlib"
2690 truehd_decoder_select="mlp_parser"
2691 truehd_encoder_select="lpc"
2692 truemotion2_decoder_select="bswapdsp"
2693 truespeech_decoder_select="bswapdsp"
2694 tscc_decoder_deps="zlib"
2695 twinvq_decoder_select="mdct lsp sinewin"
2696 txd_decoder_select="texturedsp"
2697 utvideo_decoder_select="bswapdsp llviddsp"
2698 utvideo_encoder_select="bswapdsp huffman llvidencdsp"
2699 vble_decoder_select="llviddsp"
2700 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2701 vc1image_decoder_select="vc1_decoder"
2702 vorbis_decoder_select="mdct"
2703 vorbis_encoder_select="audio_frame_queue mdct"
2704 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2705 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2706 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2707 vp6a_decoder_select="vp6_decoder"
2708 vp6f_decoder_select="vp6_decoder"
2709 vp7_decoder_select="h264pred videodsp vp8dsp"
2710 vp8_decoder_select="h264pred videodsp vp8dsp"
2711 vp9_decoder_select="videodsp vp9_parser vp9_superframe_split_bsf"
2712 webp_decoder_select="vp8_decoder exif"
2713 wmalossless_decoder_select="llauddsp"
2714 wmapro_decoder_select="mdct sinewin wma_freqs"
2715 wmav1_decoder_select="mdct sinewin wma_freqs"
2716 wmav1_encoder_select="mdct sinewin wma_freqs"
2717 wmav2_decoder_select="mdct sinewin wma_freqs"
2718 wmav2_encoder_select="mdct sinewin wma_freqs"
2719 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2720 wmv1_decoder_select="h263_decoder"
2721 wmv1_encoder_select="h263_encoder"
2722 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2723 wmv2_encoder_select="h263_encoder wmv2dsp"
2724 wmv3_decoder_select="vc1_decoder"
2725 wmv3image_decoder_select="wmv3_decoder"
2726 xma1_decoder_select="wmapro_decoder"
2727 xma2_decoder_select="wmapro_decoder"
2728 zerocodec_decoder_deps="zlib"
2729 zlib_decoder_deps="zlib"
2730 zlib_encoder_deps="zlib"
2731 zmbv_decoder_deps="zlib"
2732 zmbv_encoder_deps="zlib"
2734 # hardware accelerators
2735 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2736 cuda_deps="ffnvcodec"
2737 cuvid_deps="ffnvcodec"
2738 d3d11va_deps="dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2739 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
2740 ffnvcodec_deps_any="libdl LoadLibrary"
2741 nvdec_deps="ffnvcodec"
2742 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2743 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2744 xvmc_deps="X11_extensions_XvMClib_h"
2746 h263_vaapi_hwaccel_deps="vaapi"
2747 h263_vaapi_hwaccel_select="h263_decoder"
2748 h263_videotoolbox_hwaccel_deps="videotoolbox"
2749 h263_videotoolbox_hwaccel_select="h263_decoder"
2750 h264_d3d11va_hwaccel_deps="d3d11va"
2751 h264_d3d11va_hwaccel_select="h264_decoder"
2752 h264_d3d11va2_hwaccel_deps="d3d11va"
2753 h264_d3d11va2_hwaccel_select="h264_decoder"
2754 h264_dxva2_hwaccel_deps="dxva2"
2755 h264_dxva2_hwaccel_select="h264_decoder"
2756 h264_nvdec_hwaccel_deps="nvdec"
2757 h264_nvdec_hwaccel_select="h264_decoder"
2758 h264_vaapi_hwaccel_deps="vaapi"
2759 h264_vaapi_hwaccel_select="h264_decoder"
2760 h264_vdpau_hwaccel_deps="vdpau"
2761 h264_vdpau_hwaccel_select="h264_decoder"
2762 h264_videotoolbox_hwaccel_deps="videotoolbox"
2763 h264_videotoolbox_hwaccel_select="h264_decoder"
2764 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2765 hevc_d3d11va_hwaccel_select="hevc_decoder"
2766 hevc_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2767 hevc_d3d11va2_hwaccel_select="hevc_decoder"
2768 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2769 hevc_dxva2_hwaccel_select="hevc_decoder"
2770 hevc_nvdec_hwaccel_deps="nvdec"
2771 hevc_nvdec_hwaccel_select="hevc_decoder"
2772 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2773 hevc_vaapi_hwaccel_select="hevc_decoder"
2774 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2775 hevc_vdpau_hwaccel_select="hevc_decoder"
2776 hevc_videotoolbox_hwaccel_deps="videotoolbox"
2777 hevc_videotoolbox_hwaccel_select="hevc_decoder"
2778 mjpeg_nvdec_hwaccel_deps="nvdec"
2779 mjpeg_nvdec_hwaccel_select="mjpeg_decoder"
2780 mjpeg_vaapi_hwaccel_deps="vaapi"
2781 mjpeg_vaapi_hwaccel_select="mjpeg_decoder"
2782 mpeg_xvmc_hwaccel_deps="xvmc"
2783 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2784 mpeg1_nvdec_hwaccel_deps="nvdec"
2785 mpeg1_nvdec_hwaccel_select="mpeg1video_decoder"
2786 mpeg1_vdpau_hwaccel_deps="vdpau"
2787 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2788 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2789 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2790 mpeg1_xvmc_hwaccel_deps="xvmc"
2791 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2792 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2793 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2794 mpeg2_d3d11va2_hwaccel_deps="d3d11va"
2795 mpeg2_d3d11va2_hwaccel_select="mpeg2video_decoder"
2796 mpeg2_dxva2_hwaccel_deps="dxva2"
2797 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2798 mpeg2_nvdec_hwaccel_deps="nvdec"
2799 mpeg2_nvdec_hwaccel_select="mpeg2video_decoder"
2800 mpeg2_vaapi_hwaccel_deps="vaapi"
2801 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2802 mpeg2_vdpau_hwaccel_deps="vdpau"
2803 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2804 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2805 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2806 mpeg2_xvmc_hwaccel_deps="xvmc"
2807 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2808 mpeg4_nvdec_hwaccel_deps="nvdec"
2809 mpeg4_nvdec_hwaccel_select="mpeg4_decoder"
2810 mpeg4_vaapi_hwaccel_deps="vaapi"
2811 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2812 mpeg4_vdpau_hwaccel_deps="vdpau"
2813 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2814 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2815 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2816 vc1_d3d11va_hwaccel_deps="d3d11va"
2817 vc1_d3d11va_hwaccel_select="vc1_decoder"
2818 vc1_d3d11va2_hwaccel_deps="d3d11va"
2819 vc1_d3d11va2_hwaccel_select="vc1_decoder"
2820 vc1_dxva2_hwaccel_deps="dxva2"
2821 vc1_dxva2_hwaccel_select="vc1_decoder"
2822 vc1_nvdec_hwaccel_deps="nvdec"
2823 vc1_nvdec_hwaccel_select="vc1_decoder"
2824 vc1_vaapi_hwaccel_deps="vaapi"
2825 vc1_vaapi_hwaccel_select="vc1_decoder"
2826 vc1_vdpau_hwaccel_deps="vdpau"
2827 vc1_vdpau_hwaccel_select="vc1_decoder"
2828 vp8_nvdec_hwaccel_deps="nvdec"
2829 vp8_nvdec_hwaccel_select="vp8_decoder"
2830 vp8_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferVP8"
2831 vp8_vaapi_hwaccel_select="vp8_decoder"
2832 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2833 vp9_d3d11va_hwaccel_select="vp9_decoder"
2834 vp9_d3d11va2_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2835 vp9_d3d11va2_hwaccel_select="vp9_decoder"
2836 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2837 vp9_dxva2_hwaccel_select="vp9_decoder"
2838 vp9_nvdec_hwaccel_deps="nvdec"
2839 vp9_nvdec_hwaccel_select="vp9_decoder"
2840 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9_bit_depth"
2841 vp9_vaapi_hwaccel_select="vp9_decoder"
2842 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2843 wmv3_d3d11va2_hwaccel_select="vc1_d3d11va2_hwaccel"
2844 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2845 wmv3_nvdec_hwaccel_select="vc1_nvdec_hwaccel"
2846 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2847 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2849 # hardware-accelerated codecs
2850 omx_deps="libdl pthreads"
2851 omx_rpi_select="omx"
2856 vaapi_encode_deps="vaapi"
2857 v4l2_m2m_deps_any="linux_videodev2_h"
2859 hwupload_cuda_filter_deps="ffnvcodec"
2860 scale_npp_filter_deps="ffnvcodec libnpp"
2861 scale_cuda_filter_deps="cuda_sdk"
2862 thumbnail_cuda_filter_deps="cuda_sdk"
2864 amf_deps_any="libdl LoadLibrary"
2865 nvenc_deps="ffnvcodec"
2866 nvenc_deps_any="libdl LoadLibrary"
2867 nvenc_encoder_deps="nvenc"
2869 h263_v4l2m2m_decoder_deps="v4l2_m2m h263_v4l2_m2m"
2870 h263_v4l2m2m_encoder_deps="v4l2_m2m h263_v4l2_m2m"
2871 h264_amf_encoder_deps="amf"
2872 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2873 h264_cuvid_decoder_deps="cuvid"
2874 h264_cuvid_decoder_select="h264_mp4toannexb_bsf"
2875 h264_mediacodec_decoder_deps="mediacodec"
2876 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2877 h264_mmal_decoder_deps="mmal"
2878 h264_nvenc_encoder_deps="nvenc"
2879 h264_omx_encoder_deps="omx"
2880 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec"
2881 h264_qsv_encoder_select="qsvenc"
2882 h264_rkmpp_decoder_deps="rkmpp"
2883 h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
2884 h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
2885 h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
2886 h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
2887 h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
2888 hevc_amf_encoder_deps="amf"
2889 hevc_cuvid_decoder_deps="cuvid"
2890 hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf"
2891 hevc_mediacodec_decoder_deps="mediacodec"
2892 hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
2893 hevc_nvenc_encoder_deps="nvenc"
2894 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec"
2895 hevc_qsv_encoder_select="hevcparse qsvenc"
2896 hevc_rkmpp_decoder_deps="rkmpp"
2897 hevc_rkmpp_decoder_select="hevc_mp4toannexb_bsf"
2898 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
2899 hevc_vaapi_encoder_select="cbs_h265 vaapi_encode"
2900 hevc_v4l2m2m_decoder_deps="v4l2_m2m hevc_v4l2_m2m"
2901 hevc_v4l2m2m_encoder_deps="v4l2_m2m hevc_v4l2_m2m"
2902 mjpeg_cuvid_decoder_deps="cuvid"
2903 mjpeg_qsv_encoder_deps="libmfx"
2904 mjpeg_qsv_encoder_select="qsvenc"
2905 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
2906 mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
2907 mpeg1_cuvid_decoder_deps="cuvid"
2908 mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
2909 mpeg2_crystalhd_decoder_select="crystalhd"
2910 mpeg2_cuvid_decoder_deps="cuvid"
2911 mpeg2_mmal_decoder_deps="mmal"
2912 mpeg2_mediacodec_decoder_deps="mediacodec"
2913 mpeg2_qsv_decoder_select="qsvdec mpegvideo_parser"
2914 mpeg2_qsv_encoder_select="qsvenc"
2915 mpeg2_vaapi_encoder_deps="VAEncPictureParameterBufferMPEG2"
2916 mpeg2_vaapi_encoder_select="cbs_mpeg2 vaapi_encode"
2917 mpeg2_v4l2m2m_decoder_deps="v4l2_m2m mpeg2_v4l2_m2m"
2918 mpeg4_crystalhd_decoder_select="crystalhd"
2919 mpeg4_cuvid_decoder_deps="cuvid"
2920 mpeg4_mediacodec_decoder_deps="mediacodec"
2921 mpeg4_mmal_decoder_deps="mmal"
2922 mpeg4_omx_encoder_deps="omx"
2923 mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
2924 mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
2925 msmpeg4_crystalhd_decoder_select="crystalhd"
2926 nvenc_h264_encoder_select="h264_nvenc_encoder"
2927 nvenc_hevc_encoder_select="hevc_nvenc_encoder"
2928 vc1_crystalhd_decoder_select="crystalhd"
2929 vc1_cuvid_decoder_deps="cuvid"
2930 vc1_mmal_decoder_deps="mmal"
2931 vc1_qsv_decoder_select="qsvdec vc1_parser"
2932 vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
2933 vp8_cuvid_decoder_deps="cuvid"
2934 vp8_mediacodec_decoder_deps="mediacodec"
2935 vp8_qsv_decoder_select="qsvdec vp8_parser"
2936 vp8_rkmpp_decoder_deps="rkmpp"
2937 vp8_vaapi_encoder_deps="VAEncPictureParameterBufferVP8"
2938 vp8_vaapi_encoder_select="vaapi_encode"
2939 vp8_v4l2m2m_decoder_deps="v4l2_m2m vp8_v4l2_m2m"
2940 vp8_v4l2m2m_encoder_deps="v4l2_m2m vp8_v4l2_m2m"
2941 vp9_cuvid_decoder_deps="cuvid"
2942 vp9_mediacodec_decoder_deps="mediacodec"
2943 vp9_rkmpp_decoder_deps="rkmpp"
2944 vp9_vaapi_encoder_deps="VAEncPictureParameterBufferVP9"
2945 vp9_vaapi_encoder_select="vaapi_encode"
2946 vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
2947 wmv3_crystalhd_decoder_select="crystalhd"
2950 aac_parser_select="adts_header"
2951 h264_parser_select="golomb h264dsp h264parse"
2952 hevc_parser_select="hevcparse"
2953 mpegaudio_parser_select="mpegaudioheader"
2954 mpegvideo_parser_select="mpegvideo"
2955 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
2956 vc1_parser_select="vc1dsp"
2959 aac_adtstoasc_bsf_select="adts_header"
2960 filter_units_bsf_select="cbs"
2961 h264_metadata_bsf_deps="const_nan"
2962 h264_metadata_bsf_select="cbs_h264"
2963 h264_redundant_pps_bsf_select="cbs_h264"
2964 hevc_metadata_bsf_select="cbs_h265"
2965 mjpeg2jpeg_bsf_select="jpegtables"
2966 mpeg2_metadata_bsf_select="cbs_mpeg2"
2967 trace_headers_bsf_select="cbs"
2969 # external libraries
2970 aac_at_decoder_deps="audiotoolbox"
2971 aac_at_decoder_select="aac_adtstoasc_bsf"
2972 ac3_at_decoder_deps="audiotoolbox"
2973 ac3_at_decoder_select="ac3_parser"
2974 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
2975 alac_at_decoder_deps="audiotoolbox"
2976 amr_nb_at_decoder_deps="audiotoolbox"
2977 avisynth_deps_any="libdl LoadLibrary"
2978 avisynth_demuxer_deps="avisynth"
2979 avisynth_demuxer_select="riffdec"
2980 eac3_at_decoder_deps="audiotoolbox"
2981 eac3_at_decoder_select="ac3_parser"
2982 gsm_ms_at_decoder_deps="audiotoolbox"
2983 ilbc_at_decoder_deps="audiotoolbox"
2984 mp1_at_decoder_deps="audiotoolbox"
2985 mp2_at_decoder_deps="audiotoolbox"
2986 mp3_at_decoder_deps="audiotoolbox"
2987 mp1_at_decoder_select="mpegaudioheader"
2988 mp2_at_decoder_select="mpegaudioheader"
2989 mp3_at_decoder_select="mpegaudioheader"
2990 pcm_alaw_at_decoder_deps="audiotoolbox"
2991 pcm_mulaw_at_decoder_deps="audiotoolbox"
2992 qdmc_at_decoder_deps="audiotoolbox"
2993 qdm2_at_decoder_deps="audiotoolbox"
2994 aac_at_encoder_deps="audiotoolbox"
2995 aac_at_encoder_select="audio_frame_queue"
2996 alac_at_encoder_deps="audiotoolbox"
2997 alac_at_encoder_select="audio_frame_queue"
2998 ilbc_at_encoder_deps="audiotoolbox"
2999 ilbc_at_encoder_select="audio_frame_queue"
3000 pcm_alaw_at_encoder_deps="audiotoolbox"
3001 pcm_alaw_at_encoder_select="audio_frame_queue"
3002 pcm_mulaw_at_encoder_deps="audiotoolbox"
3003 pcm_mulaw_at_encoder_select="audio_frame_queue"
3004 chromaprint_muxer_deps="chromaprint"
3005 h264_videotoolbox_encoder_deps="pthreads"
3006 h264_videotoolbox_encoder_select="videotoolbox_encoder"
3007 hevc_videotoolbox_encoder_deps="pthreads"
3008 hevc_videotoolbox_encoder_select="videotoolbox_encoder"
3009 libaom_av1_decoder_deps="libaom"
3010 libaom_av1_encoder_deps="libaom"
3011 libcelt_decoder_deps="libcelt"
3012 libcodec2_decoder_deps="libcodec2"
3013 libcodec2_encoder_deps="libcodec2"
3014 libfdk_aac_decoder_deps="libfdk_aac"
3015 libfdk_aac_encoder_deps="libfdk_aac"
3016 libfdk_aac_encoder_select="audio_frame_queue"
3017 libgme_demuxer_deps="libgme"
3018 libgsm_decoder_deps="libgsm"
3019 libgsm_encoder_deps="libgsm"
3020 libgsm_ms_decoder_deps="libgsm"
3021 libgsm_ms_encoder_deps="libgsm"
3022 libilbc_decoder_deps="libilbc"
3023 libilbc_encoder_deps="libilbc"
3024 libkvazaar_encoder_deps="libkvazaar"
3025 libmodplug_demuxer_deps="libmodplug"
3026 libmp3lame_encoder_deps="libmp3lame"
3027 libmp3lame_encoder_select="audio_frame_queue mpegaudioheader"
3028 libopencore_amrnb_decoder_deps="libopencore_amrnb"
3029 libopencore_amrnb_encoder_deps="libopencore_amrnb"
3030 libopencore_amrnb_encoder_select="audio_frame_queue"
3031 libopencore_amrwb_decoder_deps="libopencore_amrwb"
3032 libopenh264_decoder_deps="libopenh264"
3033 libopenh264_decoder_select="h264_mp4toannexb_bsf"
3034 libopenh264_encoder_deps="libopenh264"
3035 libopenjpeg_decoder_deps="libopenjpeg"
3036 libopenjpeg_encoder_deps="libopenjpeg"
3037 libopenmpt_demuxer_deps="libopenmpt"
3038 libopus_decoder_deps="libopus"
3039 libopus_encoder_deps="libopus"
3040 libopus_encoder_select="audio_frame_queue"
3041 librsvg_decoder_deps="librsvg"
3042 libshine_encoder_deps="libshine"
3043 libshine_encoder_select="audio_frame_queue"
3044 libspeex_decoder_deps="libspeex"
3045 libspeex_encoder_deps="libspeex"
3046 libspeex_encoder_select="audio_frame_queue"
3047 libtheora_encoder_deps="libtheora"
3048 libtwolame_encoder_deps="libtwolame"
3049 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
3050 libvorbis_decoder_deps="libvorbis"
3051 libvorbis_encoder_deps="libvorbis libvorbisenc"
3052 libvorbis_encoder_select="audio_frame_queue"
3053 libvpx_vp8_decoder_deps="libvpx"
3054 libvpx_vp8_encoder_deps="libvpx"
3055 libvpx_vp9_decoder_deps="libvpx"
3056 libvpx_vp9_encoder_deps="libvpx"
3057 libwavpack_encoder_deps="libwavpack"
3058 libwavpack_encoder_select="audio_frame_queue"
3059 libwebp_encoder_deps="libwebp"
3060 libwebp_anim_encoder_deps="libwebp"
3061 libx262_encoder_deps="libx262"
3062 libx264_encoder_deps="libx264"
3063 libx264rgb_encoder_deps="libx264 x264_csp_bgr"
3064 libx264rgb_encoder_select="libx264_encoder"
3065 libx265_encoder_deps="libx265"
3066 libxavs_encoder_deps="libxavs"
3067 libxvid_encoder_deps="libxvid"
3068 libzvbi_teletext_decoder_deps="libzvbi"
3069 videotoolbox_suggest="coreservices"
3070 videotoolbox_deps="corefoundation coremedia corevideo"
3071 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
3074 ac3_demuxer_select="ac3_parser"
3075 aiff_muxer_select="iso_media"
3076 asf_demuxer_select="riffdec"
3077 asf_o_demuxer_select="riffdec"
3078 asf_muxer_select="riffenc"
3079 asf_stream_muxer_select="asf_muxer"
3080 avi_demuxer_select="iso_media riffdec exif"
3081 avi_muxer_select="riffenc"
3082 caf_demuxer_select="iso_media riffdec"
3083 caf_muxer_select="iso_media"
3084 dash_muxer_select="mp4_muxer"
3085 dash_demuxer_deps="libxml2"
3086 dirac_demuxer_select="dirac_parser"
3087 dts_demuxer_select="dca_parser"
3088 dtshd_demuxer_select="dca_parser"
3089 dv_demuxer_select="dvprofile"
3090 dv_muxer_select="dvprofile"
3091 dxa_demuxer_select="riffdec"
3092 eac3_demuxer_select="ac3_parser"
3093 f4v_muxer_select="mov_muxer"
3094 fifo_muxer_deps="threads"
3095 flac_demuxer_select="flac_parser"
3096 hds_muxer_select="flv_muxer"
3097 hls_muxer_select="mpegts_muxer"
3098 hls_muxer_suggest="gcrypt openssl"
3099 image2_alias_pix_demuxer_select="image2_demuxer"
3100 image2_brender_pix_demuxer_select="image2_demuxer"
3101 ipod_muxer_select="mov_muxer"
3102 ismv_muxer_select="mov_muxer"
3103 matroska_audio_muxer_select="matroska_muxer"
3104 matroska_demuxer_select="iso_media riffdec"
3105 matroska_demuxer_suggest="bzlib lzo zlib"
3106 matroska_muxer_select="iso_media riffenc"
3107 mmf_muxer_select="riffenc"
3108 mov_demuxer_select="iso_media riffdec"
3109 mov_demuxer_suggest="zlib"
3110 mov_muxer_select="iso_media riffenc rtpenc_chain"
3111 mp3_demuxer_select="mpegaudio_parser"
3112 mp3_muxer_select="mpegaudioheader"
3113 mp4_muxer_select="mov_muxer"
3114 mpegts_demuxer_select="iso_media"
3115 mpegts_muxer_select="adts_muxer latm_muxer"
3116 mpegtsraw_demuxer_select="mpegts_demuxer"
3117 mxf_d10_muxer_select="mxf_muxer"
3118 mxf_opatom_muxer_select="mxf_muxer"
3119 nut_muxer_select="riffenc"
3120 nuv_demuxer_select="riffdec"
3121 oga_muxer_select="ogg_muxer"
3122 ogg_demuxer_select="dirac_parse"
3123 ogv_muxer_select="ogg_muxer"
3124 opus_muxer_select="ogg_muxer"
3125 psp_muxer_select="mov_muxer"
3126 rtp_demuxer_select="sdp_demuxer"
3127 rtp_muxer_select="golomb"
3128 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
3129 rtsp_demuxer_select="http_protocol rtpdec"
3130 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
3131 sap_demuxer_select="sdp_demuxer"
3132 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
3133 sdp_demuxer_select="rtpdec"
3134 smoothstreaming_muxer_select="ismv_muxer"
3135 spdif_demuxer_select="adts_header"
3136 spdif_muxer_select="adts_header"
3137 spx_muxer_select="ogg_muxer"
3138 swf_demuxer_suggest="zlib"
3139 tak_demuxer_select="tak_parser"
3140 tg2_muxer_select="mov_muxer"
3141 tgp_muxer_select="mov_muxer"
3142 vobsub_demuxer_select="mpegps_demuxer"
3143 w64_demuxer_select="wav_demuxer"
3144 w64_muxer_select="wav_muxer"
3145 wav_demuxer_select="riffdec"
3146 wav_muxer_select="riffenc"
3147 webm_muxer_select="iso_media riffenc"
3148 webm_dash_manifest_demuxer_select="matroska_demuxer"
3149 wtv_demuxer_select="mpegts_demuxer riffdec"
3150 wtv_muxer_select="mpegts_muxer riffenc"
3151 xmv_demuxer_select="riffdec"
3152 xwma_demuxer_select="riffdec"
3155 android_camera_indev_deps="android camera2ndk mediandk pthreads"
3156 android_camera_indev_extralibs="-landroid -lcamera2ndk -lmediandk"
3157 alsa_indev_deps="alsa"
3158 alsa_outdev_deps="alsa"
3159 avfoundation_indev_deps="avfoundation corevideo coremedia pthreads"
3160 avfoundation_indev_suggest="coregraphics applicationservices"
3161 avfoundation_indev_extralibs="-framework Foundation"
3162 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
3163 caca_outdev_deps="libcaca"
3164 decklink_deps_any="libdl LoadLibrary"
3165 decklink_indev_deps="decklink threads"
3166 decklink_indev_extralibs="-lstdc++"
3167 decklink_outdev_deps="decklink threads"
3168 decklink_outdev_extralibs="-lstdc++"
3169 libndi_newtek_indev_deps="libndi_newtek"
3170 libndi_newtek_indev_extralibs="-lndi"
3171 libndi_newtek_outdev_deps="libndi_newtek"
3172 libndi_newtek_outdev_extralibs="-lndi"
3173 dshow_indev_deps="IBaseFilter"
3174 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
3175 fbdev_indev_deps="linux_fb_h"
3176 fbdev_outdev_deps="linux_fb_h"
3177 gdigrab_indev_deps="CreateDIBSection"
3178 gdigrab_indev_extralibs="-lgdi32"
3179 gdigrab_indev_select="bmp_decoder"
3180 iec61883_indev_deps="libiec61883"
3181 jack_indev_deps="libjack"
3182 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
3183 kmsgrab_indev_deps="libdrm"
3184 lavfi_indev_deps="avfilter"
3185 libcdio_indev_deps="libcdio"
3186 libdc1394_indev_deps="libdc1394"
3187 openal_indev_deps="openal"
3188 opengl_outdev_deps="opengl"
3189 oss_indev_deps_any="sys_soundcard_h"
3190 oss_outdev_deps_any="sys_soundcard_h"
3191 pulse_indev_deps="libpulse"
3192 pulse_outdev_deps="libpulse"
3193 sdl2_outdev_deps="sdl2"
3194 sndio_indev_deps="sndio"
3195 sndio_outdev_deps="sndio"
3196 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
3197 v4l2_indev_suggest="libv4l2"
3198 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
3199 v4l2_outdev_suggest="libv4l2"
3200 vfwcap_indev_deps="vfw32 vfwcap_defines"
3201 xcbgrab_indev_deps="libxcb"
3202 xcbgrab_indev_suggest="libxcb_shm libxcb_shape libxcb_xfixes"
3203 xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
3204 xv_outdev_extralibs="-lXv -lX11 -lXext"
3207 async_protocol_deps="threads"
3208 bluray_protocol_deps="libbluray"
3209 ffrtmpcrypt_protocol_conflict="librtmp_protocol"
3210 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
3211 ffrtmpcrypt_protocol_select="tcp_protocol"
3212 ffrtmphttp_protocol_conflict="librtmp_protocol"
3213 ffrtmphttp_protocol_select="http_protocol"
3214 ftp_protocol_select="tcp_protocol"
3215 gopher_protocol_select="network"
3216 http_protocol_select="tcp_protocol"
3217 http_protocol_suggest="zlib"
3218 httpproxy_protocol_select="tcp_protocol"
3219 httpproxy_protocol_suggest="zlib"
3220 https_protocol_select="tls_protocol"
3221 https_protocol_suggest="zlib"
3222 icecast_protocol_select="http_protocol"
3223 librtmp_protocol_deps="librtmp"
3224 librtmpe_protocol_deps="librtmp"
3225 librtmps_protocol_deps="librtmp"
3226 librtmpt_protocol_deps="librtmp"
3227 librtmpte_protocol_deps="librtmp"
3228 libsmbclient_protocol_deps="libsmbclient gplv3"
3229 libssh_protocol_deps="libssh"
3230 libtls_conflict="openssl gnutls"
3231 mmsh_protocol_select="http_protocol"
3232 mmst_protocol_select="network"
3233 rtmp_protocol_conflict="librtmp_protocol"
3234 rtmp_protocol_select="tcp_protocol"
3235 rtmp_protocol_suggest="zlib"
3236 rtmpe_protocol_select="ffrtmpcrypt_protocol"
3237 rtmpe_protocol_suggest="zlib"
3238 rtmps_protocol_conflict="librtmp_protocol"
3239 rtmps_protocol_select="tls_protocol"
3240 rtmps_protocol_suggest="zlib"
3241 rtmpt_protocol_select="ffrtmphttp_protocol"
3242 rtmpt_protocol_suggest="zlib"
3243 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
3244 rtmpte_protocol_suggest="zlib"
3245 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
3246 rtmpts_protocol_suggest="zlib"
3247 rtp_protocol_select="udp_protocol"
3248 schannel_conflict="openssl gnutls libtls"
3249 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
3250 sctp_protocol_select="network"
3251 securetransport_conflict="openssl gnutls libtls"
3252 srtp_protocol_select="rtp_protocol srtp"
3253 tcp_protocol_select="network"
3254 tls_protocol_deps_any="gnutls openssl schannel securetransport libtls"
3255 tls_protocol_select="tcp_protocol"
3256 udp_protocol_select="network"
3257 udplite_protocol_select="network"
3258 unix_protocol_deps="sys_un_h"
3259 unix_protocol_select="network"
3262 afftfilt_filter_deps="avcodec"
3263 afftfilt_filter_select="fft"
3264 afir_filter_deps="avcodec"
3265 afir_filter_select="fft"
3266 amovie_filter_deps="avcodec avformat"
3267 aresample_filter_deps="swresample"
3268 ass_filter_deps="libass"
3269 atempo_filter_deps="avcodec"
3270 atempo_filter_select="rdft"
3271 avgblur_opencl_filter_deps="opencl"
3272 azmq_filter_deps="libzmq"
3273 blackframe_filter_deps="gpl"
3274 boxblur_filter_deps="gpl"
3275 bs2b_filter_deps="libbs2b"
3276 colormatrix_filter_deps="gpl"
3277 convolution_opencl_filter_deps="opencl"
3278 convolve_filter_deps="avcodec"
3279 convolve_filter_select="fft"
3280 coreimage_filter_deps="coreimage appkit"
3281 coreimage_filter_extralibs="-framework OpenGL"
3282 coreimagesrc_filter_deps="coreimage appkit"
3283 coreimagesrc_filter_extralibs="-framework OpenGL"
3284 cover_rect_filter_deps="avcodec avformat gpl"
3285 cropdetect_filter_deps="gpl"
3286 deconvolve_filter_deps="avcodec"
3287 deconvolve_filter_select="fft"
3288 deinterlace_qsv_filter_deps="libmfx"
3289 deinterlace_vaapi_filter_deps="vaapi"
3290 delogo_filter_deps="gpl"
3291 denoise_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3292 deshake_filter_select="pixelutils"
3293 drawtext_filter_deps="libfreetype"
3294 drawtext_filter_suggest="libfontconfig libfribidi"
3295 elbg_filter_deps="avcodec"
3296 eq_filter_deps="gpl"
3297 fftfilt_filter_deps="avcodec"
3298 fftfilt_filter_select="rdft"
3299 find_rect_filter_deps="avcodec avformat gpl"
3300 firequalizer_filter_deps="avcodec"
3301 firequalizer_filter_select="rdft"
3302 flite_filter_deps="libflite"
3303 framerate_filter_select="pixelutils"
3304 frei0r_filter_deps="frei0r libdl"
3305 frei0r_src_filter_deps="frei0r libdl"
3306 fspp_filter_deps="gpl"
3307 geq_filter_deps="gpl"
3308 histeq_filter_deps="gpl"
3309 hqdn3d_filter_deps="gpl"
3310 interlace_filter_deps="gpl"
3311 kerndeint_filter_deps="gpl"
3312 ladspa_filter_deps="ladspa libdl"
3313 lv2_filter_deps="lv2"
3314 mcdeint_filter_deps="avcodec gpl"
3315 movie_filter_deps="avcodec avformat"
3316 mpdecimate_filter_deps="gpl"
3317 mpdecimate_filter_select="pixelutils"
3318 mptestsrc_filter_deps="gpl"
3319 negate_filter_deps="lut_filter"
3320 nnedi_filter_deps="gpl"
3321 ocr_filter_deps="libtesseract"
3322 ocv_filter_deps="libopencv"
3323 openclsrc_filter_deps="opencl"
3324 overlay_opencl_filter_deps="opencl"
3325 overlay_qsv_filter_deps="libmfx"
3326 overlay_qsv_filter_select="qsvvpp"
3327 owdenoise_filter_deps="gpl"
3328 pan_filter_deps="swresample"
3329 perspective_filter_deps="gpl"
3330 phase_filter_deps="gpl"
3331 pp7_filter_deps="gpl"
3332 pp_filter_deps="gpl postproc"
3333 procamp_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3334 program_opencl_filter_deps="opencl"
3335 pullup_filter_deps="gpl"
3336 removelogo_filter_deps="avcodec avformat swscale"
3337 repeatfields_filter_deps="gpl"
3338 resample_filter_deps="avresample"
3339 rubberband_filter_deps="librubberband"
3340 sab_filter_deps="gpl swscale"
3341 scale2ref_filter_deps="swscale"
3342 scale_filter_deps="swscale"
3343 scale_qsv_filter_deps="libmfx"
3344 select_filter_select="pixelutils"
3345 sharpness_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3346 showcqt_filter_deps="avcodec avformat swscale"
3347 showcqt_filter_suggest="libfontconfig libfreetype"
3348 showcqt_filter_select="fft"
3349 showfreqs_filter_deps="avcodec"
3350 showfreqs_filter_select="fft"
3351 showspectrum_filter_deps="avcodec"
3352 showspectrum_filter_select="fft"
3353 showspectrumpic_filter_deps="avcodec"
3354 showspectrumpic_filter_select="fft"
3355 signature_filter_deps="gpl avcodec avformat"
3356 smartblur_filter_deps="gpl swscale"
3357 sofalizer_filter_deps="libmysofa avcodec"
3358 sofalizer_filter_select="fft"
3359 spectrumsynth_filter_deps="avcodec"
3360 spectrumsynth_filter_select="fft"
3361 spp_filter_deps="gpl avcodec"
3362 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3363 stereo3d_filter_deps="gpl"
3364 subtitles_filter_deps="avformat avcodec libass"
3365 super2xsai_filter_deps="gpl"
3366 pixfmts_super2xsai_test_deps="super2xsai_filter"
3367 tinterlace_filter_deps="gpl"
3368 tinterlace_merge_test_deps="tinterlace_filter"
3369 tinterlace_pad_test_deps="tinterlace_filter"
3370 tonemap_filter_deps="const_nan"
3371 unsharp_opencl_filter_deps="opencl"
3372 uspp_filter_deps="gpl avcodec"
3373 vaguedenoiser_filter_deps="gpl"
3374 vidstabdetect_filter_deps="libvidstab"
3375 vidstabtransform_filter_deps="libvidstab"
3376 libvmaf_filter_deps="libvmaf pthreads"
3377 zmq_filter_deps="libzmq"
3378 zoompan_filter_deps="swscale"
3379 zscale_filter_deps="libzimg const_nan"
3380 scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3381 vpp_qsv_filter_deps="libmfx"
3382 vpp_qsv_filter_select="qsvvpp"
3385 avio_dir_cmd_deps="avformat avutil"
3386 avio_reading_deps="avformat avcodec avutil"
3387 decode_audio_example_deps="avcodec avutil"
3388 decode_video_example_deps="avcodec avutil"
3389 demuxing_decoding_example_deps="avcodec avformat avutil"
3390 encode_audio_example_deps="avcodec avutil"
3391 encode_video_example_deps="avcodec avutil"
3392 extract_mvs_example_deps="avcodec avformat avutil"
3393 filter_audio_example_deps="avfilter avutil"
3394 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3395 filtering_video_example_deps="avfilter avcodec avformat avutil"
3396 http_multiclient_example_deps="avformat avutil fork"
3397 hw_decode_example_deps="avcodec avformat avutil"
3398 metadata_example_deps="avformat avutil"
3399 muxing_example_deps="avcodec avformat avutil swscale"
3400 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder"
3401 remuxing_example_deps="avcodec avformat avutil"
3402 resampling_audio_example_deps="avutil swresample"
3403 scaling_video_example_deps="avutil swscale"
3404 transcode_aac_example_deps="avcodec avformat swresample"
3405 transcoding_example_deps="avfilter avcodec avformat avutil"
3406 vaapi_encode_example_deps="avcodec avutil h264_vaapi_encoder"
3407 vaapi_transcode_example_deps="avcodec avformat avutil h264_vaapi_encoder"
3410 cpu_init_extralibs="pthreads_extralibs"
3411 cws2fws_extralibs="zlib_extralibs"
3413 # libraries, in linking order
3414 avcodec_deps="avutil"
3415 avcodec_suggest="libm"
3416 avcodec_select="null_bsf"
3417 avdevice_deps="avformat avcodec avutil"
3418 avdevice_suggest="libm"
3419 avfilter_deps="avutil"
3420 avfilter_suggest="libm"
3421 avformat_deps="avcodec avutil"
3422 avformat_suggest="libm network zlib"
3423 avresample_deps="avutil"
3424 avresample_suggest="libm"
3425 avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia wincrypt"
3426 postproc_deps="avutil gpl"
3427 postproc_suggest="libm"
3428 swresample_deps="avutil"
3429 swresample_suggest="libm libsoxr"
3430 swscale_deps="avutil"
3431 swscale_suggest="libm"
3433 avcodec_extralibs="pthreads_extralibs iconv_extralibs"
3434 avfilter_extralibs="pthreads_extralibs"
3435 avutil_extralibs="d3d11va_extralibs nanosleep_extralibs pthreads_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
3438 ffmpeg_deps="avcodec avfilter avformat swresample"
3439 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3442 ffmpeg_suggest="ole32 psapi shell32"
3443 ffplay_deps="avcodec avformat swscale swresample sdl2"
3444 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3445 ffplay_suggest="shell32"
3446 ffprobe_deps="avcodec avformat"
3447 ffprobe_suggest="shell32"
3450 podpages_deps="perl"
3451 manpages_deps="perl pod2man"
3452 htmlpages_deps="perl"
3453 htmlpages_deps_any="makeinfo_html texi2html"
3454 txtpages_deps="perl makeinfo"
3455 doc_deps_any="manpages htmlpages podpages txtpages"
3457 # default parameters
3459 logfile="ffbuild/config.log"
3461 # installation paths
3462 prefix_default="/usr/local"
3463 bindir_default='${prefix}/bin'
3464 datadir_default='${prefix}/share/ffmpeg'
3465 docdir_default='${prefix}/share/doc/ffmpeg'
3466 incdir_default='${prefix}/include'
3467 libdir_default='${prefix}/lib'
3468 mandir_default='${prefix}/share/man'
3474 host_cc_default="gcc"
3475 doxygen_default="doxygen"
3477 ln_s_default="ln -s -f"
3479 pkg_config_default=pkg-config
3480 ranlib_default="ranlib"
3481 strip_default="strip"
3482 version_script='--version-script'
3484 x86asmexe_default="nasm"
3485 windres_default="windres"
3487 nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
3491 target_os_default=$(tolower $(uname -s))
3492 host_os=$target_os_default
3495 if test "$target_os_default" = aix; then
3496 arch_default=$(uname -p)
3497 strip_default="strip -X32_64"
3499 arch_default=$(uname -m)
3504 # configurable options
3505 enable $PROGRAM_LIST
3506 enable $DOCUMENT_LIST
3507 enable $EXAMPLE_LIST
3508 enable $(filter_out avresample $LIBRARY_LIST)
3514 enable faan faandct faanidct
3515 enable optimizations
3516 enable runtime_cpudetect
3517 enable safe_bitstream_reader
3519 enable swscale_alpha
3520 enable valgrind_backtrace
3522 sws_max_filter_size_default=256
3523 set_default sws_max_filter_size
3525 # internal components are enabled by default
3526 enable $EXTRALIBS_LIST
3528 # Avoid external, non-system, libraries getting enabled by dependency resolution
3529 disable $EXTERNAL_LIBRARY_LIST $HWACCEL_LIBRARY_LIST
3532 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3535 FULLNAME='$(NAME)$(BUILDSUF)'
3536 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3539 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3540 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3541 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3542 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3543 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3544 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3545 VERSION_SCRIPT_POSTPROCESS_CMD="cat"
3572 host_extralibs='-lm'
3573 host_cflags_filter=echo
3574 host_ldflags_filter=echo
3576 target_path='$(CURDIR)'
3578 # since the object filename is not given with the -MM flag, the compiler
3579 # is only able to print the basename, and we must add the path ourselves
3580 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3586 if test -f configure; then
3589 source_path=$(cd $(dirname "$0"); pwd)
3590 case "$source_path" in
3591 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3593 test -e "$source_path/config.h" &&
3594 die "Out of tree builds are impossible with config.h in source dir."
3601 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3607 file=$source_path/$3
3608 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
3611 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
3613 find_things_extern(){
3616 file=$source_path/$3
3618 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
3621 OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
3622 INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
3623 MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
3624 DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
3625 ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
3626 DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
3631 PARSER_LIST=$(find_things_extern parser AVCodecParser libavcodec/parser.c)
3632 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3633 HWACCEL_LIST=$(find_things_extern hwaccel AVHWAccel libavcodec/hwaccels.h)
3634 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3636 AVCODEC_COMPONENTS_LIST="
3644 AVDEVICE_COMPONENTS_LIST="
3649 AVFILTER_COMPONENTS_LIST="
3653 AVFORMAT_COMPONENTS_LIST="
3660 $AVCODEC_COMPONENTS_LIST
3661 $AVDEVICE_COMPONENTS_LIST
3662 $AVFILTER_COMPONENTS_LIST
3663 $AVFORMAT_COMPONENTS_LIST
3666 for n in $COMPONENT_LIST; do
3667 v=$(toupper ${n%s})_LIST
3669 eval ${n}_if_any="\$$v"
3672 enable $ARCH_EXT_LIST
3675 echo "Unknown option \"$1\"."
3676 echo "See $0 --help for available options."
3680 print_in_columns() {
3681 cols=$(expr $ncols / 24)
3682 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3688 echo $* | sed s/$suffix//g | print_in_columns
3700 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3701 echo "prob ${prob:-0.5}"
3709 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3710 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3719 --extra-ldexeflags=*)
3720 add_ldexeflags $optval
3722 --extra-ldsoflags=*)
3723 add_ldsoflags $optval
3725 --extra-ldlibflags=*)
3726 warn "The --extra-ldlibflags option is only provided for compatibility and will be\n"\
3727 "removed in the future. Use --extra-ldsoflags instead."
3728 add_ldsoflags $optval
3731 add_extralibs $optval
3734 disable $INDEV_LIST $OUTDEV_LIST
3737 debuglevel="$optval"
3740 disable $PROGRAM_LIST
3742 --disable-everything)
3743 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3746 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3747 disable $LIBRARY_LIST $PROGRAM_LIST doc
3750 --enable-random|--disable-random)
3751 action=${opt%%-random}
3752 do_random ${action#--} $COMPONENT_LIST
3754 --enable-random=*|--disable-random=*)
3755 action=${opt%%-random=*}
3756 do_random ${action#--} $optval
3761 --enable-*=*|--disable-*=*)
3762 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3763 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3764 eval list=\$$(toupper $thing)_LIST
3765 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3766 list=$(filter "$name" $list)
3767 [ "$list" = "" ] && warn "Option $opt did not match anything"
3770 --enable-yasm|--disable-yasm)
3771 warn "The ${opt} option is only provided for compatibility and will be\n"\
3772 "removed in the future. Use --enable-x86asm / --disable-x86asm instead."
3773 test $opt = --enable-yasm && x86asm=yes || x86asm=no
3776 warn "The --yasmexe option is only provided for compatibility and will be\n"\
3777 "removed in the future. Use --x86asmexe instead."
3780 --enable-?*|--disable-?*)
3781 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3782 if is_in $option $COMPONENT_LIST; then
3783 test $action = disable && action=unset
3784 eval $action \$$(toupper ${option%s})_LIST
3785 elif is_in $option $CMDLINE_SELECT; then
3792 NAME="${opt#--list-}"
3793 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3795 eval show_list $NAME \$$(toupper $NAME)_LIST
3797 --help|-h) show_help
3799 --quiet|-q) quiet=yes
3801 --fatal-warnings) enable fatal_warnings
3804 libfuzzer_path="$optval"
3807 optname="${opt%%=*}"
3808 optname="${optname#--}"
3809 optname=$(echo "$optname" | sed 's/-/_/g')
3810 if is_in $optname $CMDLINE_SET; then
3811 eval $optname='$optval'
3812 elif is_in $optname $CMDLINE_APPEND; then
3813 append $optname "$optval"
3825 if disabled autodetect; then
3827 # Unless iconv is explicitely disabled by the user, we still want to probe
3828 # for the iconv from the libc.
3829 disabled iconv || enable libc_iconv
3831 disable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3832 disable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3834 # Mark specifically enabled, but normally autodetected libraries as requested.
3835 for lib in $AUTODETECT_LIBS; do
3836 enabled $lib && request $lib
3838 #TODO: switch to $AUTODETECT_LIBS when $THREADS_LIST is supported the same way
3839 enable_weak $EXTERNAL_AUTODETECT_LIBRARY_LIST
3840 enable_weak $HWACCEL_AUTODETECT_LIBRARY_LIST
3842 disabled logging && logfile=/dev/null
3844 # command line configuration sanity checks
3846 # we need to build at least one lib type
3847 if ! enabled_any static shared; then
3849 At least one library type must be built.
3850 Specify --enable-static to build the static libraries or --enable-shared to
3851 build the shared libraries as well. To only build the shared libraries specify
3852 --disable-static in addition to --enable-shared.
3857 die_license_disabled() {
3858 enabled $1 || { enabled $v && die "$v is $1 and --enable-$1 is not specified."; }
3861 die_license_disabled_gpl() {
3862 enabled $1 || { enabled $v && die "$v is incompatible with the gpl and --enable-$1 is not specified."; }
3865 map "die_license_disabled gpl" $EXTERNAL_LIBRARY_GPL_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3866 map "die_license_disabled version3" $EXTERNAL_LIBRARY_VERSION3_LIST $EXTERNAL_LIBRARY_GPLV3_LIST
3868 enabled gpl && map "die_license_disabled_gpl nonfree" $EXTERNAL_LIBRARY_NONFREE_LIST
3869 map "die_license_disabled nonfree" $HWACCEL_LIBRARY_NONFREE_LIST
3871 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3873 if enabled nonfree; then
3874 license="nonfree and unredistributable"
3875 elif enabled gplv3; then
3876 license="GPL version 3 or later"
3877 elif enabled lgplv3; then
3878 license="LGPL version 3 or later"
3879 elif enabled gpl; then
3880 license="GPL version 2 or later"
3882 license="LGPL version 2.1 or later"
3885 enabled_all gnutls openssl &&
3886 die "GnuTLS and OpenSSL must not be enabled at the same time."
3888 # Disable all the library-specific components if the library itself
3889 # is disabled, see AVCODEC_LIST and following _LIST variables.
3891 disable_components(){
3892 disabled ${1} && disable $(
3893 eval components="\$$(toupper ${1})_COMPONENTS"
3894 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
3898 map 'disable_components $v' $LIBRARY_LIST
3900 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
3903 test -n "$valgrind" && toolchain="valgrind-memcheck"
3905 enabled ossfuzz && {
3906 add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer
3907 add_ldflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp
3910 case "$toolchain" in
3912 cc_default="${toolchain%-asan}"
3913 add_cflags -fsanitize=address
3914 add_ldflags -fsanitize=address
3917 cc_default="${toolchain%-msan}"
3918 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
3919 add_ldflags -fsanitize=memory
3922 cc_default="${toolchain%-tsan}"
3923 add_cflags -fsanitize=thread -fPIE
3924 add_ldflags -fsanitize=thread -pie
3925 case "$toolchain" in
3933 cc_default="${toolchain%-usan}"
3934 add_cflags -fsanitize=undefined
3935 add_ldflags -fsanitize=undefined
3938 target_exec_default="valgrind"
3939 case "$toolchain" in
3941 target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
3944 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
3949 # Check whether the current MSVC version needs the C99 converter.
3950 # From MSVC 2013 (compiler major version 18) onwards, it does actually
3951 # support enough of C99 to build ffmpeg. Default to the new
3952 # behaviour if the regexp was unable to match anything, since this
3953 # successfully parses the version number of existing supported
3954 # versions that require the converter (MSVC 2010 and 2012).
3955 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
3956 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
3960 cc_default="c99wrap cl"
3961 cxx_default="c99wrap cl"
3963 ld_default="$source_path/compat/windows/mslink"
3964 nm_default="dumpbin -symbols"
3968 as_default="armasm64"
3974 target_os_default="win32"
3975 # Use a relative path for TMPDIR. This makes sure all the
3976 # ffconf temp files are written with a relative path, avoiding
3977 # issues with msys/win32 path conversion for MSVC parameters
3978 # such as -Fo<file> or -out:<file>.
3984 nm_default="dumpbin -symbols"
3986 target_os_default="win32"
3990 add_cflags -fprofile-arcs -ftest-coverage
3991 add_ldflags -fprofile-arcs -ftest-coverage
3994 add_cflags -fprofile-arcs -ftest-coverage
3995 add_ldflags --coverage
3998 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
3999 add_cflags -fno-strict-overflow -fstack-protector-all
4000 add_ldflags -Wl,-z,relro -Wl,-z,now
4002 add_ldexeflags -fPIE -pie
4005 die "Unknown toolchain $toolchain"
4009 if test -n "$cross_prefix"; then
4010 test -n "$arch" && test -n "$target_os" ||
4011 die "Must specify target arch (--arch) and OS (--target-os) when cross-compiling"
4012 enable cross_compile
4015 ar_default="${cross_prefix}${ar_default}"
4016 cc_default="${cross_prefix}${cc_default}"
4017 cxx_default="${cross_prefix}${cxx_default}"
4018 nm_default="${cross_prefix}${nm_default}"
4019 pkg_config_default="${cross_prefix}${pkg_config_default}"
4020 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
4021 ranlib_default="${cross_prefix}${ranlib_default} -D"
4023 ranlib_default="${cross_prefix}${ranlib_default}"
4025 strip_default="${cross_prefix}${strip_default}"
4026 windres_default="${cross_prefix}${windres_default}"
4028 sysinclude_default="${sysroot}/usr/include"
4030 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
4031 target_exec target_os x86asmexe nvcc
4032 enabled cross_compile || host_cc_default=$cc
4035 pkg_config_fail_message=""
4036 if ! $pkg_config --version >/dev/null 2>&1; then
4037 warn "$pkg_config not found, library detection may fail."
4039 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
4040 pkg_config_fail_message="
4041 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
4044 if test $doxygen != $doxygen_default && \
4045 ! $doxygen --version >/dev/null 2>&1; then
4046 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
4051 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
4055 EXESUF=$(exesuf $target_os)
4056 HOSTEXESUF=$(exesuf $host_os)
4058 # set temporary file name
4059 : ${TMPDIR:=$TEMPDIR}
4063 if [ -n "$tempprefix" ] ; then
4065 tmpname="$tempprefix.${HOSTNAME}.${UID}"
4069 elif ! test_cmd mktemp -u XXXXXX; then
4070 # simple replacement for missing mktemp
4071 # NOT SAFE FOR GENERAL USE
4073 tmpname="${2%%XXX*}.${HOSTNAME}.${UID}.$$"
4079 FFTMPDIR=$(mktemp -d "${TMPDIR}/ffconf.XXXXXXXX" 2> /dev/null) ||
4080 die "Unable to create temporary directory in $TMPDIR."
4083 tmp="${FFTMPDIR}/test"$2
4084 (set -C; exec > $tmp) 2> /dev/null ||
4085 die "Unable to create temporary file in $FFTMPDIR."
4089 trap 'rm -rf -- "$FFTMPDIR"' EXIT
4095 tmpfile TMPE $EXESUF
4107 # make sure we can execute files in $TMPDIR
4108 cat > $TMPSH 2>> $logfile <<EOF
4111 chmod +x $TMPSH >> $logfile 2>&1
4112 if ! $TMPSH >> $logfile 2>&1; then
4114 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
4115 variable to another directory and make sure that it is not mounted noexec.
4117 die "Sanity test failed."
4123 # Filter out MSVC cl.exe options from cflags that shouldn't
4124 # be passed to gas-preprocessor
4134 -Wno-switch) echo -Wno-switch-enum ;;
4135 -Wno-format-zero-length) ;;
4136 -Wdisabled-optimization) ;;
4137 -Wno-pointer-sign) echo -Wno-other ;;
4143 msvc_common_flags(){
4146 # In addition to specifying certain flags under the compiler
4147 # specific filters, they must be specified here as well or else the
4148 # generic catch all at the bottom will print the original flag.
4153 -fomit-frame-pointer) ;;
4157 -fno-signed-zeros) ;;
4161 -lz) echo zlib.lib ;;
4162 -lx264) echo libx264.lib ;;
4164 -l*) echo ${flag#-l}.lib ;;
4165 -LARGEADDRESSAWARE) echo $flag ;;
4166 -L*) echo -libpath:${flag#-L} ;;
4173 msvc_common_flags "$@"
4176 -Wall) echo -W3 -wd4018 -wd4146 -wd4244 -wd4305 \
4178 -Wextra) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
4179 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4180 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
4182 -wd4273 -wd4554 -wd4701 -wd4703 ;;
4188 msvc_common_flags "$@"
4191 # Despite what Intel's documentation says -Wall, which is supported
4192 # on Windows, does enable remarks so disable them here.
4193 -Wall) echo $flag -Qdiag-disable:remark ;;
4194 -std=c99) echo -Qstd=c99 ;;
4213 case "${flag#*=}" in
4214 native) echo -xtarget=native ;;
4215 v9|niagara) echo -xarch=sparc ;;
4216 ultrasparc) echo -xarch=sparcvis ;;
4217 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
4218 i586|pentium) echo -xchip=pentium ;;
4219 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
4220 pentium3*|c3-2) echo -xtarget=pentium3 ;;
4221 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
4222 pentium4*) echo -xtarget=pentium4 ;;
4223 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
4224 *-sse3) echo -xarch=sse3 ;;
4225 core2) echo -xarch=ssse3 -xchip=core2 ;;
4226 bonnell) echo -xarch=ssse3 ;;
4227 corei7|nehalem) echo -xtarget=nehalem ;;
4228 westmere) echo -xtarget=westmere ;;
4229 silvermont) echo -xarch=sse4_2 ;;
4230 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
4231 core-avx*|ivybridge|haswell|broadwell|skylake*|knl)
4233 amdfam10|barcelona) echo -xtarget=barcelona ;;
4234 btver1) echo -xarch=amdsse4a ;;
4235 btver2|bdver*|znver*) echo -xarch=avx ;;
4236 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
4237 k8|opteron|athlon64|athlon-fx)
4238 echo -xarch=sse2a ;;
4239 athlon*) echo -xarch=pentium_proa ;;
4242 -std=c99) echo -xc99 ;;
4243 -fomit-frame-pointer) echo -xregs=frameptr ;;
4244 -fPIC) echo -KPIC -xcode=pic32 ;;
4245 -W*,*) echo $flag ;;
4246 -f*-*|-W*|-mimpure-text) ;;
4258 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
4259 unset _ld_o _ldflags _ld_lib _ld_path
4260 unset _depflags _DEPCMD _DEPFLAGS
4263 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
4264 true # no-op to avoid reading stdin in following checks
4265 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
4267 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
4268 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
4269 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4272 elif $_cc -v 2>&1 | grep -qi ^gcc; then
4274 gcc_version=$($_cc --version | head -n1)
4275 gcc_basever=$($_cc -dumpversion)
4276 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
4277 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
4278 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
4279 case $gcc_basever in
4282 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
4284 if [ "$first" = true ]; then
4285 case $gcc_basever in
4287 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
4292 elif $_cc --version 2>/dev/null | grep -q ^icc; then
4294 _ident=$($_cc --version | head -n1)
4299 _flags_filter=icc_flags
4300 elif $_cc -v 2>&1 | grep -q xlc; then
4302 _ident=$($_cc -qversion 2>/dev/null | head -n1)
4304 _cflags_size='-O5 -qcompact'
4305 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
4306 test -d "$sysroot" || die "No valid sysroot specified."
4308 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
4309 armcc_conf="$PWD/armcc.conf"
4310 $_cc --arm_linux_configure \
4311 --arm_linux_config_file="$armcc_conf" \
4312 --configure_sysroot="$sysroot" \
4313 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
4314 die "Error creating armcc configuration file."
4315 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
4316 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
4317 as_default="${cross_prefix}gcc"
4321 elif $_cc -v 2>&1 | grep -q clang; then
4323 _ident=$($_cc --version 2>/dev/null | head -n1)
4324 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4327 elif $_cc -V 2>&1 | grep -q Sun; then
4329 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
4330 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
4331 _DEPFLAGS='-xM1 -xc99'
4334 _cflags_size='-O5 -xspace'
4335 _flags_filter=suncc_flags
4336 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
4338 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4339 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4342 _flags_filter='filter_out -Wdisabled-optimization'
4343 elif $_cc -v 2>&1 | grep -q Open64; then
4345 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
4346 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
4349 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
4350 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
4352 _ident=$($_cc | head -n1)
4353 # 4509: "This form of conditional instruction is deprecated"
4354 _flags="-nologo -ignore 4509"
4355 _flags_filter=armasm_flags
4356 elif $_cc 2>&1 | grep -q Intel; then
4358 _ident=$($_cc 2>&1 | head -n1)
4359 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
4360 # Not only is O3 broken on 13.x+ but it is slower on all previous
4361 # versions (tested) as well.
4363 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
4364 if $_cc 2>&1 | grep -q Linker; then
4371 _flags_filter=icl_flags
4373 _ld_path='-libpath:'
4374 # -Qdiag-error to make icl error when seeing certain unknown arguments
4375 _flags='-nologo -Qdiag-error:4044,10157'
4376 # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
4377 # with MSVC which enables it by default.
4378 _cflags='-Qms0 -Qvec- -Qsimd- -GS -fp:precise'
4380 elif $_cc -? 2>/dev/null | grep -q 'LLVM.*Linker'; then
4381 # lld can emulate multiple different linkers; in ms link.exe mode,
4382 # the -? parameter gives the help output which contains an identifyable
4383 # string, while it gives an error in other modes.
4385 # The link.exe mode doesn't have a switch for getting the version,
4386 # but we can force it back to gnu mode and get the version from there.
4387 _ident=$($_cc -flavor gnu --version 2>/dev/null)
4389 _flags_filter=msvc_flags
4391 _ld_path='-libpath:'
4392 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
4394 _ident=$($_cc 2>&1 | head -n1 | tr -d '\r')
4395 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
4396 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
4400 if $_cc -nologo- 2>&1 | grep -q Linker; then
4407 _flags_filter=msvc_flags
4409 _ld_path='-libpath:'
4412 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
4414 _ident=$($_cc --version | head -n1)
4418 _flags_filter=cparser_flags
4421 eval ${pfx}_type=\$_type
4422 eval ${pfx}_ident=\$_ident
4426 eval ${1}_C=\${_cc_c-\${${1}_C}}
4427 eval ${1}_E=\${_cc_e-\${${1}_E}}
4428 eval ${1}_O=\${_cc_o-\${${1}_O}}
4430 if [ -n "$_depflags" ]; then
4431 eval ${1}_DEPFLAGS=\$_depflags
4433 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
4434 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
4435 eval DEP${1}FLAGS=\$_flags
4439 probe_cc cc "$cc" "true"
4440 cflags_filter=$_flags_filter
4441 cflags_speed=$_cflags_speed
4442 cflags_size=$_cflags_size
4443 cflags_noopt=$_cflags_noopt
4444 add_cflags $_flags $_cflags
4445 cc_ldflags=$_ldflags
4449 probe_cc hostcc "$host_cc"
4450 host_cflags_filter=$_flags_filter
4451 host_cflags_speed=$_cflags_speed
4452 add_host_cflags $_flags $_cflags
4455 test -n "$cc_type" && enable $cc_type ||
4456 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
4458 : ${as_default:=$cc}
4459 : ${objcc_default:=$cc}
4460 : ${dep_cc_default:=$cc}
4461 : ${ld_default:=$cc}
4462 : ${host_ld_default:=$host_cc}
4463 set_default ar as objcc dep_cc ld ln_s host_ld windres
4466 asflags_filter=$_flags_filter
4467 add_asflags $_flags $_cflags
4470 probe_cc objcc "$objcc"
4471 objcflags_filter=$_flags_filter
4472 add_objcflags $_flags $_cflags
4476 ldflags_filter=$_flags_filter
4477 add_ldflags $_flags $_ldflags
4478 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
4480 LD_LIB=${_ld_lib-$LD_LIB}
4481 LD_PATH=${_ld_path-$LD_PATH}
4483 probe_cc hostld "$host_ld"
4484 host_ldflags_filter=$_flags_filter
4485 add_host_ldflags $_flags $_ldflags
4486 HOSTLD_O=${_ld_o-$HOSTLD_O}
4488 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
4489 probe_cc depcc "$dep_cc"
4490 CCDEP=${_DEPCMD:-$DEPCMD}
4491 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
4495 if $ar 2>&1 | grep -q Microsoft; then
4498 elif $ar 2>&1 | grep -q "\[D\] "; then
4506 add_cflags $extra_cflags
4507 add_cxxflags $extra_cxxflags
4508 add_objcflags $extra_objcflags
4509 add_asflags $extra_cflags
4511 if test -n "$sysroot"; then
4514 add_cppflags --sysroot="$sysroot"
4515 add_ldflags --sysroot="$sysroot"
4520 if test "$cpu" = host; then
4521 enabled cross_compile &&
4522 die "--cpu=host makes no sense when cross-compiling."
4527 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4529 s/.*$1=\\([^ ]*\\).*/\\1/
4534 cpu=$(check_native -march || check_native -mcpu)
4538 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4539 sed -n "/cc1.*-target-cpu /{
4540 s/.*-target-cpu \\([^ ]*\\).*/\\1/
4545 cpu=$(check_native -march)
4549 test "${cpu:-host}" = host &&
4550 die "--cpu=host not supported with compiler $cc"
4553 # Deal with common $arch aliases
4577 "Power Macintosh"|ppc*|powerpc*)
4592 i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
4597 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
4600 # Add processor-specific flags
4601 if enabled aarch64; then
4605 cpuflags="-march=$cpu"
4608 cpuflags="-mcpu=$cpu"
4612 elif enabled alpha; then
4614 cpuflags="-mcpu=$cpu"
4616 elif enabled arm; then
4619 test_cpp_condition stddef.h \
4620 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
4625 if check_arm_arch 4; then echo armv4
4626 elif check_arm_arch 4T; then echo armv4t
4627 elif check_arm_arch 5; then echo armv5
4628 elif check_arm_arch 5E; then echo armv5e
4629 elif check_arm_arch 5T; then echo armv5t
4630 elif check_arm_arch 5TE; then echo armv5te
4631 elif check_arm_arch 5TEJ; then echo armv5te
4632 elif check_arm_arch 6; then echo armv6
4633 elif check_arm_arch 6J; then echo armv6j
4634 elif check_arm_arch 6K; then echo armv6k
4635 elif check_arm_arch 6Z; then echo armv6z
4636 elif check_arm_arch 6KZ; then echo armv6zk
4637 elif check_arm_arch 6ZK; then echo armv6zk
4638 elif check_arm_arch 6T2; then echo armv6t2
4639 elif check_arm_arch 7; then echo armv7
4640 elif check_arm_arch 7A 7_A; then echo armv7-a
4641 elif check_arm_arch 7S; then echo armv7-a
4642 elif check_arm_arch 7R 7_R; then echo armv7-r
4643 elif check_arm_arch 7M 7_M; then echo armv7-m
4644 elif check_arm_arch 7EM 7E_M; then echo armv7-m
4645 elif check_arm_arch 8A 8_A; then echo armv8-a
4649 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
4653 cpuflags="-march=$cpu"
4654 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
4657 cpuflags="-mcpu=$cpu"
4659 cortex-a*) subarch=armv7a ;;
4660 cortex-r*) subarch=armv7r ;;
4661 cortex-m*) enable thumb; subarch=armv7m ;;
4662 arm11*) subarch=armv6 ;;
4663 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
4664 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
4665 *) subarch=$(probe_arm_arch) ;;
4671 armv5t*) enable fast_clz ;;
4674 disabled fast_unaligned || enable fast_unaligned
4678 elif enabled avr32; then
4683 cpuflags="-mpart=$cpu"
4687 cpuflags="-march=$cpu"
4691 cpuflags="-mcpu=$cpu"
4695 cpuflags="-march=$cpu"
4699 elif enabled bfin; then
4701 cpuflags="-mcpu=$cpu"
4703 elif enabled mips; then
4705 cpuflags="-march=$cpu"
4707 if [ "$cpu" != "generic" ]; then
4717 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
4728 enable local_aligned
4729 enable simd_align_16
4733 enable fast_unaligned
4734 disable aligned_stack
4740 cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
4743 cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
4746 cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
4751 # Unknown CPU. Disable everything.
4752 warn "unknown CPU. Disabling all MIPS optimizations."
4775 24kef*|34kf*|1004kf*)
4783 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
4787 check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4791 check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4795 # We do not disable anything. Is up to the user to disable the unwanted features.
4796 warn 'generic cpu selected'
4799 elif enabled ppc; then
4803 case $(tolower $cpu) in
4804 601|ppc601|powerpc601)
4805 cpuflags="-mcpu=601"
4808 603*|ppc603*|powerpc603*)
4809 cpuflags="-mcpu=603"
4812 604*|ppc604*|powerpc604*)
4813 cpuflags="-mcpu=604"
4816 g3|75*|ppc75*|powerpc75*)
4817 cpuflags="-mcpu=750"
4820 g4|745*|ppc745*|powerpc745*)
4821 cpuflags="-mcpu=7450"
4824 74*|ppc74*|powerpc74*)
4825 cpuflags="-mcpu=7400"
4828 g5|970|ppc970|powerpc970)
4829 cpuflags="-mcpu=970"
4833 cpuflags="-mcpu=$cpu"
4837 cpuflags="-mcpu=$cpu"
4840 cpuflags="-mcpu=cell"
4845 cpuflags="-mcpu=e500mc"
4849 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
4854 cpuflags="-mcpu=8540 -mhard-float"
4860 elif enabled sparc; then
4863 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
4864 cpuflags="-mcpu=$cpu"
4866 ultrasparc*|niagara[234])
4867 cpuflags="-mcpu=$cpu"
4871 elif enabled x86; then
4875 cpuflags="-march=$cpu"
4879 # targets that do NOT support nopl and conditional mov (cmov)
4880 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
4881 cpuflags="-march=$cpu"
4884 # targets that do support nopl and conditional mov (cmov)
4885 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
4886 |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|skylake*|knl\
4887 |amdfam10|barcelona|b[dt]ver*|znver*)
4888 cpuflags="-march=$cpu"
4892 # targets that do support conditional mov but on which it's slow
4893 pentium4|pentium4m|prescott|nocona)
4894 cpuflags="-march=$cpu"
4902 if [ "$cpu" != generic ]; then
4903 add_cflags $cpuflags
4904 add_asflags $cpuflags
4905 test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
4908 # compiler sanity check
4910 int main(void){ return 0; }
4912 if test "$?" != 0; then
4913 echo "$cc is unable to create an executable file."
4914 if test -z "$cross_prefix" && ! enabled cross_compile ; then
4915 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
4916 echo "Only do this if you know what cross compiling means."
4918 die "C compiler test failed."
4921 add_cppflags -D_ISOC99_SOURCE
4922 add_cxxflags -D__STDC_CONSTANT_MACROS
4923 check_cxxflags -std=c++11 || check_cxxflags -std=c++0x
4925 # some compilers silently accept -std=c11, so we also need to check that the
4926 # version macro is defined properly
4927 test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L" &&
4928 add_cflags -std=c11 ||
4929 check_cflags -std=c99
4931 check_cppflags -D_FILE_OFFSET_BITS=64
4932 check_cppflags -D_LARGEFILE_SOURCE
4934 add_host_cppflags -D_ISOC99_SOURCE
4935 check_host_cflags -std=c99
4936 check_host_cflags -Wall
4937 check_host_cflags $host_cflags_speed
4942 expr=${3:-'sizeof(void *) > 4'}
4943 test_code cc "" "int test[2*($expr) - 1]" &&
4944 subarch=$arch64 || subarch=$arch32
4950 enabled shared && enable_weak pic
4953 check_64bit mips mips64 '_MIPS_SIM > 1'
4954 enabled shared && enable_weak pic
4957 check_64bit parisc parisc64
4958 enabled shared && enable_weak pic
4961 check_64bit ppc ppc64
4962 enabled shared && enable_weak pic
4965 check_64bit s390 s390x
4966 enabled shared && enable_weak pic
4969 check_64bit sparc sparc64
4970 enabled shared && enable_weak pic
4973 check_64bit x86_32 x86_64
4974 # Treat x32 as x64 for now. Note it also needs pic if shared
4975 test "$subarch" = "x86_32" && test_cpp_condition stddef.h 'defined(__x86_64__)' &&
4976 subarch=x86_64 && enable x86_64 && disable x86_32
4977 if enabled x86_64; then
4978 enabled shared && enable_weak pic
4988 add_cppflags '-I\$(SRC_PATH)/compat/aix'
4989 enabled shared && add_ldflags -Wl,-brtl
4990 arflags='-Xany -r -c'
4994 enable section_data_rel_ro
4995 SLIB_INSTALL_NAME='$(SLIBNAME)'
4997 SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
5000 prefix_default="/boot/common"
5001 network_extralibs="-lnetwork"
5005 SHFLAGS='-shared -Wl,-h,$$(@F)'
5006 enabled x86 && append SHFLAGS -mimpure-text
5007 network_extralibs="-lsocket -lnsl"
5008 add_cppflags -D__EXTENSIONS__
5009 # When using suncc to build, the Solaris linker will mark
5010 # an executable with each instruction set encountered by
5011 # the Solaris assembler. As our libraries contain their own
5012 # guards for processor-specific code, instead suppress
5013 # generation of the HWCAPS ELF section on Solaris x86 only.
5014 enabled_all suncc x86 &&
5015 echo "hwcap_1 = OVERRIDE;" > mapfile &&
5016 add_ldflags -Wl,-M,mapfile
5017 nm_default='nm -P -g'
5019 VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'
5023 oss_indev_extralibs="-lossaudio"
5024 oss_outdev_extralibs="-lossaudio"
5025 enabled gcc || check_ldflags -Wl,-zmuldefs
5030 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
5032 oss_indev_extralibs="-lossaudio"
5033 oss_outdev_extralibs="-lossaudio"
5041 add_extralibs -lpoll -lgnugetopt
5045 enabled ppc && add_asflags -force_cpusubtype_ALL
5046 install_name_dir_default='$(SHLIBDIR)'
5047 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
5048 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
5050 add_ldflags -Wl,-dynamic,-search_paths_first
5051 check_cflags -Werror=partial-availability
5053 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
5054 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
5055 enabled x86_64 && objformat="macho64" || objformat="macho32"
5056 enabled_any pic shared x86_64 ||
5057 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
5058 check_header dispatch/dispatch.h &&
5059 add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
5060 if test -n "$sysroot"; then
5061 is_in -isysroot $cc $CPPFLAGS $CFLAGS || check_cppflags -isysroot $sysroot
5062 is_in -isysroot $ld $LDFLAGS || check_ldflags -isysroot $sysroot
5064 version_script='-exported_symbols_list'
5065 VERSION_SCRIPT_POSTPROCESS_CMD='tr " " "\n" | sed -n /global:/,/local:/p | grep ";" | tr ";" "\n" | sed -E "s/(.+)/_\1/g" | sed -E "s/(.+[^*])$$$$/\1*/"'
5068 die "Native MSYS builds are discouraged, please use the MINGW environment."
5073 if enabled x86_64; then
5074 LIBTARGET="i386:x86-64"
5075 elif enabled arm; then
5077 elif enabled aarch64; then
5080 if enabled shared; then
5081 # Cannot build both shared and static libs when using dllimport.
5084 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5085 enabled x86_32 && check_ldflags -Wl,--large-address-aware
5086 shlibdir_default="$bindir_default"
5089 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5090 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5091 if test_cmd lib.exe -list; then
5092 SLIB_EXTRA_CMD=-'lib.exe -nologo -machine:$(LIBTARGET) -def:$$(@:$(SLIBSUF)=.def) -out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5093 if enabled x86_64; then
5097 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
5099 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5101 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5102 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5103 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" AR="$(AR_CMD)" NM="$(NM_CMD)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5104 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--disable-auto-image-base $$(@:$(SLIBSUF)=.def)'
5105 enabled x86_64 && objformat="win64" || objformat="win32"
5106 dlltool="${cross_prefix}dlltool"
5109 check_ldflags -Wl,--nxcompat,--dynamicbase
5110 # Lets work around some stupidity in binutils.
5111 # ld will strip relocations from executables even though we need them
5112 # for dynamicbase (ASLR). Using -pie does retain the reloc section
5113 # however ld then forgets what the entry point should be (oops) so we
5114 # have to manually (re)set it.
5115 if enabled x86_32; then
5116 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
5117 elif enabled x86_64; then
5118 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
5119 check_ldflags -Wl,--high-entropy-va # binutils 2.25
5120 # Set image base >4GB for extra entropy with HEASLR
5121 add_ldexeflags -Wl,--image-base,0x140000000
5122 append SHFLAGS -Wl,--image-base,0x180000000
5127 if enabled shared; then
5128 # Link to the import library instead of the normal static library
5131 # Cannot build both shared and static libs with MSVC or icl.
5134 enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
5135 shlibdir_default="$bindir_default"
5138 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5139 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5140 SLIB_CREATE_DEF_CMD='EXTERN_PREFIX="$(EXTERN_PREFIX)" $(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
5141 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5143 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
5144 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
5145 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
5146 enabled x86_64 && objformat="win64" || objformat="win32"
5152 shlibdir_default="$bindir_default"
5155 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5156 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
5157 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5159 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
5160 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
5161 enabled x86_64 && objformat="win64" || objformat="win32"
5163 enabled shared && ! enabled small && test_cmd $windres --version && enable gnu_windres
5164 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5166 *-dos|freedos|opendos)
5167 network_extralibs="-lsocket"
5170 add_cppflags -U__STRICT_ANSI__
5173 enable section_data_rel_ro
5174 enabled_any arm aarch64 && enable_weak linux_perf
5178 ranlib="echo ignoring ranlib"
5184 add_cppflags -D_GNU_SOURCE
5185 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zhigh-mem -Zmap
5186 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
5190 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
5191 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
5192 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
5193 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
5194 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
5195 echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
5196 emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
5197 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
5198 emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
5199 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
5201 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
5203 enable_weak os2threads
5206 add_cppflags -D_BSD_SOURCE
5211 add_cppflags -D_QNX_SOURCE
5212 network_extralibs="-lsocket"
5217 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
5218 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
5219 add_ldflags -Wl,--target1-abs,--no-undefined \
5220 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
5221 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
5222 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
5223 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
5224 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
5231 die "Unknown OS '$target_os'."
5235 # test if creating links works
5236 link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
5237 link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
5239 $ln_s "$link_dest" "$link_name"
5240 touch "$link_dest/test_file"
5241 if [ "$source_path" != "." ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
5242 # create link to source path
5243 [ -e src ] && rm src
5244 $ln_s "$source_path" src
5247 # creating directory links doesn't work
5248 # fall back to using the full source path
5249 source_link="$source_path"
5255 # determine libc flavour
5260 # uclibc defines __GLIBC__, so it needs to be checked before glibc.
5261 if test_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
5262 eval ${pfx}libc_type=uclibc
5263 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5264 elif test_${pfx}cpp_condition features.h "defined __GLIBC__"; then
5265 eval ${pfx}libc_type=glibc
5266 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5267 # MinGW headers can be installed on Cygwin, so check for newlib first.
5268 elif test_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
5269 eval ${pfx}libc_type=newlib
5270 add_${pfx}cppflags -U__STRICT_ANSI__ -D_XOPEN_SOURCE=600
5271 # MinGW64 is backwards compatible with MinGW32, so check for it first.
5272 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
5273 eval ${pfx}libc_type=mingw64
5274 if test_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
5275 add_compat msvcrt/snprintf.o
5276 add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
5278 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5279 eval test \$${pfx_no_}cc_type = "gcc" &&
5280 add_${pfx}cppflags -D__printf__=__gnu_printf__
5281 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5282 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5283 elif test_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
5284 test_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
5285 eval ${pfx}libc_type=mingw32
5286 test_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
5287 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
5288 die "ERROR: MinGW32 runtime version must be >= 3.15."
5289 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
5290 test_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
5291 add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
5292 test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
5293 add_${pfx}cppflags -D_WIN32_WINNT=0x0600
5294 eval test \$${pfx_no_}cc_type = "gcc" &&
5295 add_${pfx}cppflags -D__printf__=__gnu_printf__
5296 elif test_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
5297 eval ${pfx}libc_type=msvcrt
5298 if test_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then
5299 if [ "$pfx" = host_ ]; then
5300 add_host_cppflags -Dsnprintf=_snprintf
5302 add_compat strtod.o strtod=avpriv_strtod
5303 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
5304 _snprintf=avpriv_snprintf \
5305 vsnprintf=avpriv_vsnprintf
5308 add_${pfx}cppflags -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS
5309 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
5310 # 0x601 by default unless something else is set by the user.
5311 # This can easily lead to us detecting functions only present
5312 # in such new versions and producing binaries requiring windows 7.0.
5313 # Therefore explicitly set the default to Vista unless the user has
5314 # set something else on the command line.
5315 # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
5316 # family. For these cases, configure is free to use any functions
5317 # found in the SDK headers by default. (Alternatively, we could force
5318 # _WIN32_WINNT to 0x0602 in that case.)
5319 test_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
5320 { test_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0600; }
5321 #ifdef WINAPI_FAMILY
5322 #include <winapifamily.h>
5323 #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
5328 if [ "$pfx" = "" ]; then
5329 check_func strtoll || add_cflags -Dstrtoll=_strtoi64
5330 check_func strtoull || add_cflags -Dstrtoull=_strtoui64
5332 elif test_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
5333 eval ${pfx}libc_type=klibc
5334 elif test_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
5335 eval ${pfx}libc_type=bionic
5336 elif test_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
5337 eval ${pfx}libc_type=solaris
5338 add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
5342 void *v = localtime_r;
5344 test "$?" != 0 && test_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
5346 void *v = localtime_r;
5349 eval test -n "\${${pfx}libc_type}" && enable ${pfx}libc_${libc_type}
5355 # hacks for compiler/libc/os combinations
5359 add_compat strtod.o strtod=avpriv_strtod
5363 check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
5364 add_cppflags '-I\$(SRC_PATH)/compat/float'
5366 test_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
5369 : ${shlibdir_default:="$libdir"}
5370 : ${pkgconfigdir_default:="$libdir/pkgconfig"}
5372 set_default $PATHS_LIST
5375 disabled optimizations || enabled ossfuzz || check_cflags -fomit-frame-pointer
5378 disabled pic && return
5381 case "$target_os" in
5382 mingw*|cygwin*|win*)
5391 enabled pic && enable_weak_pic
5393 test_cc <<EOF || die "Symbol mangling check failed."
5396 sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
5397 extern_prefix=${sym%%ff_extern*}
5399 ! disabled inline_asm && check_inline_asm inline_asm '"" ::'
5401 for restrict_keyword in restrict __restrict__ __restrict ""; do
5402 test_code cc "" "char * $restrict_keyword p" && break
5405 check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
5407 # The global variable ensures the bits appear unchanged in the object file.
5408 test_cc <<EOF || die "endian test failed"
5409 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
5411 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
5413 check_cc const_nan math.h "struct { double d; } static const bar[] = { { NAN } }"
5415 if ! enabled ppc64 || enabled bigendian; then
5420 log "check_gas using '$as' as AS"
5421 # :vararg is used on aarch64, arm and ppc altivec
5422 test_as <<EOF || return 1
5423 .macro m n, y:vararg=0
5428 # .altmacro is only used in arm asm
5429 ! enabled arm || check_as gnu_as ".altmacro"
5432 if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
5434 enabled_any arm aarch64 && nogas=die
5435 enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
5439 arm*) gaspp_as_type=armasm; as_noop=-h ;;
5440 gcc) gaspp_as_type=gas ;;
5441 *) gaspp_as_type=$as_type ;;
5444 [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
5446 test "${as#*gas-preprocessor.pl}" != "$as" ||
5447 test_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
5448 gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
5450 if ! check_gas ; then
5453 $nogas "GNU assembler not found, install/update gas-preprocessor"
5456 check_as as_func ".func test
5460 check_inline_asm inline_asm_labels '"1:\n"'
5462 check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
5464 if enabled aarch64; then
5465 enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
5466 # internal assembler in clang 3.3 does not support this instruction
5467 enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
5468 enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
5470 map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
5472 elif enabled alpha; then
5476 elif enabled arm; then
5478 enabled msvc && check_cpp_condition thumb stddef.h "defined _M_ARMT"
5479 test_cpp_condition stddef.h "defined __thumb__" && test_cc <<EOF && enable_weak thumb
5480 float func(float a, float b){ return a+b; }
5482 enabled thumb && check_cflags -mthumb || check_cflags -marm
5484 if check_cpp_condition vfp_args stddef.h "defined __ARM_PCS_VFP"; then
5486 elif check_cpp_condition vfp_args stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
5488 elif ! test_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
5489 case "${cross_prefix:-$cc}" in
5490 *hardfloat*) enable vfp_args; fpabi=vfp ;;
5491 *) check_ld "cc" vfp_args <<EOF && fpabi=vfp || fpabi=soft ;;
5492 __asm__ (".eabi_attribute 28, 1");
5493 int main(void) { return 0; }
5496 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
5499 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
5500 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
5501 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
5502 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
5503 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
5504 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
5505 enabled setend && check_insn setend 'setend be'
5507 [ $target_os = linux ] || [ $target_os = android ] ||
5508 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
5511 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
5513 check_as as_arch_directive ".arch armv7-a"
5514 check_as as_fpu_directive ".fpu neon"
5516 # llvm's integrated assembler supports .object_arch from llvm 3.5
5517 [ "$objformat" = elf32 ] || [ "$objformat" = elf64 ] &&
5518 check_as as_object_arch ".object_arch armv4"
5520 # MS armasm fails to assemble our PIC constructs
5521 [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
5523 elif enabled mips; then
5525 enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
5526 enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
5527 enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
5529 # Enable minimum ISA based on selected options
5530 if enabled mips64; then
5531 enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
5532 enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
5533 disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
5535 enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
5536 enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
5537 enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
5538 disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
5541 enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
5542 enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
5543 enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_header msa.h || disable msa
5544 enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
5545 enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
5547 if enabled bigendian && enabled msa; then
5551 elif enabled parisc; then
5553 if enabled gcc; then
5554 case $($cc -dumpversion) in
5555 4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
5559 elif enabled ppc; then
5561 enable local_aligned
5563 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
5564 check_inline_asm ibm_asm '"add 0, 0, 0"'
5565 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
5566 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
5568 if enabled altivec; then
5569 check_cflags -maltivec -mabi=altivec
5571 # check if our compiler supports Motorola AltiVec C API
5572 check_cc altivec altivec.h "vector signed int v1 = (vector signed int) { 0 };
5573 vector signed int v2 = (vector signed int) { 1 };
5574 v1 = vec_add(v1, v2);"
5576 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
5579 if enabled vsx; then
5580 check_cflags -mvsx &&
5581 check_cc vsx altivec.h "int v[4] = { 0 };
5582 vector signed int v1 = vec_vsx_ld(0, v);"
5585 if enabled power8; then
5586 check_cpp_condition power8 "altivec.h" "defined(_ARCH_PWR8)"
5589 elif enabled x86; then
5591 check_builtin rdtsc intrin.h "__rdtsc()"
5592 check_builtin mm_empty mmintrin.h "_mm_empty()"
5594 enable local_aligned
5596 # check whether EBP is available on x86
5597 # As 'i' is stored on the stack, this program will crash
5598 # if the base pointer is used to access it because the
5599 # base pointer is cleared in the inline assembly code.
5600 check_exec_crash <<EOF && enable ebp_available
5602 __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
5606 # check whether EBX is available on x86
5607 check_inline_asm ebx_available '""::"b"(0)' &&
5608 check_inline_asm ebx_available '"":::"%ebx"'
5610 # check whether xmm clobbers are supported
5611 check_inline_asm xmm_clobbers '"":::"%xmm0"'
5613 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
5614 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
5616 # check whether binutils is new enough to compile SSSE3/MMXEXT
5617 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
5618 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
5622 if test_cmd $x86asmexe_probe -v; then
5623 x86asmexe=$x86asmexe_probe
5625 x86asm_debug="-g -F dwarf"
5627 X86ASM_DEPFLAGS='-MD $(@:.o=.d)'
5628 elif test_cmd $x86asmexe_probe --version; then
5629 x86asmexe=$x86asmexe_probe
5631 x86asm_debug="-g dwarf2"
5632 X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
5635 test_x86asm "movbe ecx, [5]" && enable x86asm
5638 if ! disabled_any asm mmx x86asm; then
5640 for program in $x86asmexe nasm yasm; do
5641 probe_x86asm $program && break
5643 disabled x86asm && die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
5644 X86ASMFLAGS="-f $objformat"
5645 enabled pic && append X86ASMFLAGS "-DPIC"
5646 test -n "$extern_prefix" && append X86ASMFLAGS "-DPREFIX"
5647 case "$objformat" in
5648 elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
5651 test_x86asm "vmovdqa32 [eax]{k1}{z}, zmm0" || disable avx512_external
5652 test_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
5653 test_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
5654 test_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
5655 test_x86asm "CPU amdnop" || disable cpunop
5659 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
5666 check_cc intrinsics_neon arm_neon.h "int16x8_t test = vdupq_n_s16(0)"
5668 check_ldflags -Wl,--as-needed
5669 check_ldflags -Wl,-z,noexecstack
5671 if ! disabled network; then
5672 check_func getaddrinfo $network_extralibs
5673 check_func inet_aton $network_extralibs
5675 check_type netdb.h "struct addrinfo"
5676 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
5677 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
5678 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
5679 check_type poll.h "struct pollfd"
5680 check_type netinet/sctp.h "struct sctp_event_subscribe"
5681 check_struct "sys/socket.h" "struct msghdr" msg_flags
5682 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5683 check_type netinet/in.h "struct sockaddr_in6"
5684 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
5685 check_type "sys/types.h sys/socket.h" socklen_t
5687 # Prefer arpa/inet.h over winsock2
5688 if check_header arpa/inet.h ; then
5689 check_func closesocket
5690 elif check_header winsock2.h ; then
5691 check_func_headers winsock2.h closesocket -lws2 &&
5692 network_extralibs="-lws2" ||
5693 { check_func_headers winsock2.h closesocket -lws2_32 &&
5694 network_extralibs="-lws2_32"; } || disable winsock2_h network
5695 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
5697 check_type ws2tcpip.h socklen_t
5698 check_type ws2tcpip.h "struct addrinfo"
5699 check_type ws2tcpip.h "struct group_source_req"
5700 check_type ws2tcpip.h "struct ip_mreq_source"
5701 check_type ws2tcpip.h "struct ipv6_mreq"
5702 check_type winsock2.h "struct pollfd"
5703 check_struct winsock2.h "struct sockaddr" sa_len
5704 check_type ws2tcpip.h "struct sockaddr_in6"
5705 check_type ws2tcpip.h "struct sockaddr_storage"
5711 check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
5712 check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
5713 check_builtin MemoryBarrier windows.h "MemoryBarrier()"
5714 check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
5715 check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
5716 check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
5717 check_builtin x264_csp_bgr "stdint.h x264.h" "X264_CSP_BGR"
5719 case "$custom_allocator" in
5721 # jemalloc by default does not use a prefix
5722 require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
5725 require_pkg_config libtcmalloc libtcmalloc gperftools/tcmalloc.h tc_malloc
5730 check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
5731 check_func ${malloc_prefix}memalign && enable memalign
5732 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
5735 check_func_headers stdlib.h arc4random
5736 check_lib clock_gettime time.h clock_gettime || check_lib clock_gettime time.h clock_gettime -lrt
5739 check_func gethrtime
5741 check_func getrusage
5742 check_func gettimeofday
5747 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
5748 check_func_headers time.h nanosleep || check_lib nanosleep time.h nanosleep -lrt
5749 check_func sched_getaffinity
5750 check_func setrlimit
5751 check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
5752 check_func strerror_r
5757 check_func_headers conio.h kbhit
5758 check_func_headers io.h setmode
5759 check_func_headers lzo/lzo1x.h lzo1x_999_compress
5760 check_func_headers mach/mach_time.h mach_absolute_time
5761 check_func_headers stdlib.h getenv
5762 check_func_headers sys/stat.h lstat
5764 check_func_headers windows.h GetProcessAffinityMask
5765 check_func_headers windows.h GetProcessTimes
5766 check_func_headers windows.h GetSystemTimeAsFileTime
5767 check_func_headers windows.h LoadLibrary
5768 check_func_headers windows.h MapViewOfFile
5769 check_func_headers windows.h PeekNamedPipe
5770 check_func_headers windows.h SetConsoleTextAttribute
5771 check_func_headers windows.h SetConsoleCtrlHandler
5772 check_func_headers windows.h Sleep
5773 check_func_headers windows.h VirtualAlloc
5774 check_func_headers glob.h glob
5776 check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
5778 check_header direct.h
5779 check_header dirent.h
5780 check_header dxgidebug.h
5782 check_header dxva2api.h -D_WIN32_WINNT=0x0600
5784 check_header libcrystalhd/libcrystalhd_if.h
5785 check_header malloc.h
5786 check_header net/udplite.h
5788 check_header sys/param.h
5789 check_header sys/resource.h
5790 check_header sys/select.h
5791 check_header sys/time.h
5792 check_header sys/un.h
5793 check_header termios.h
5794 check_header unistd.h
5795 check_header valgrind/valgrind.h
5796 check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
5797 check_header windows.h
5798 check_header X11/extensions/XvMClib.h
5799 check_header asm/types.h
5801 # it seems there are versions of clang in some distros that try to use the
5802 # gcc headers, which explodes for stdatomic
5803 # so we also check that atomics actually work here
5804 check_builtin stdatomic stdatomic.h "atomic_int foo, bar = ATOMIC_VAR_INIT(-1); atomic_store(&foo, 0)"
5806 check_lib advapi32 "windows.h" RegCloseKey -ladvapi32
5807 check_lib ole32 "windows.h" CoTaskMemFree -lole32
5808 check_lib shell32 "windows.h shellapi.h" CommandLineToArgvW -lshell32
5809 check_lib wincrypt "windows.h wincrypt.h" CryptGenRandom -ladvapi32
5810 check_lib psapi "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
5812 check_lib android android/native_window.h ANativeWindow_acquire -landroid
5813 check_lib mediandk "stdint.h media/NdkImage.h" AImage_delete -lmediandk
5814 check_lib camera2ndk "stdbool.h stdint.h camera/NdkCameraManager.h" ACameraManager_create -lcamera2ndk
5816 enabled appkit && check_apple_framework AppKit
5817 enabled audiotoolbox && check_apple_framework AudioToolbox
5818 enabled avfoundation && check_apple_framework AVFoundation
5819 enabled coreimage && check_apple_framework CoreImage
5820 enabled videotoolbox && check_apple_framework VideoToolbox
5822 check_apple_framework CoreFoundation
5823 check_apple_framework CoreMedia
5824 check_apple_framework CoreVideo
5826 enabled avfoundation && {
5827 disable coregraphics applicationservices
5828 check_lib coregraphics CoreGraphics/CoreGraphics.h CGGetActiveDisplayList "-framework CoreGraphics" ||
5829 check_lib applicationservices ApplicationServices/ApplicationServices.h CGGetActiveDisplayList "-framework ApplicationServices"; }
5831 enabled videotoolbox && {
5832 check_lib coreservices CoreServices/CoreServices.h UTGetOSTypeFromString "-framework CoreServices"
5833 check_func_headers CoreMedia/CMFormatDescription.h kCMVideoCodecType_HEVC "-framework CoreMedia"
5836 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
5838 check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
5839 check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
5840 check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
5841 check_type "windows.h d3d11.h" "ID3D11VideoContext"
5842 check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
5844 check_type "va/va.h va/va_dec_hevc.h" "VAPictureParameterBufferHEVC"
5845 check_type "va/va.h va/va_dec_vp8.h" "VAPictureParameterBufferVP8"
5846 check_struct "va/va.h" "VADecPictureParameterBufferVP9" bit_depth
5847 check_type "va/va.h va/va_vpp.h" "VAProcPipelineParameterBuffer"
5848 check_type "va/va.h va/va_enc_h264.h" "VAEncPictureParameterBufferH264"
5849 check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
5850 check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG"
5851 check_type "va/va.h va/va_enc_mpeg2.h" "VAEncPictureParameterBufferMPEG2"
5852 check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8"
5853 check_type "va/va.h va/va_enc_vp9.h" "VAEncPictureParameterBufferVP9"
5855 check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
5857 if ! disabled ffnvcodec; then
5858 check_pkg_config ffnvcodec "ffnvcodec >= 8.0.14.1" \
5859 "ffnvcodec/nvEncodeAPI.h ffnvcodec/dynlink_cuda.h ffnvcodec/dynlink_cuviddec.h ffnvcodec/dynlink_nvcuvid.h" ""
5862 check_cpp_condition winrt windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)"
5864 if ! disabled w32threads && ! enabled pthreads; then
5865 check_func_headers "windows.h process.h" _beginthreadex &&
5866 check_type "windows.h" CONDITION_VARIABLE &&
5867 enable w32threads || disable w32threads
5868 if ! enabled w32threads && enabled winrt; then
5869 check_func_headers "windows.h" CreateThread &&
5870 enable w32threads || disable w32threads
5874 # check for some common methods of building with pthread support
5875 # do this before the optional library checks as some of them require pthreads
5876 if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
5877 if check_lib pthreads pthread.h pthread_join -pthread &&
5878 check_lib pthreads pthread.h pthread_create -pthread; then
5880 elif check_lib pthreads pthread.h pthread_join -pthreads &&
5881 check_lib pthreads pthread.h pthread_create -pthreads; then
5882 add_cflags -pthreads
5883 elif check_lib pthreads pthread.h pthread_join -ldl -pthread &&
5884 check_lib pthreads pthread.h pthread_create -ldl -pthread; then
5885 add_cflags -ldl -pthread
5886 elif check_lib pthreads pthread.h pthread_join -lpthreadGC2 &&
5887 check_lib pthreads pthread.h pthread_create -lpthreadGC2; then
5889 elif check_lib pthreads pthread.h pthread_join -lpthread &&
5890 check_lib pthreads pthread.h pthread_create -lpthread; then
5892 elif check_func pthread_join && check_func pthread_create; then
5895 check_cc pthreads "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER"
5897 if enabled pthreads; then
5898 check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" $pthreads_extralibs
5899 check_func pthread_cancel $pthreads_extralibs
5903 enabled zlib && check_lib zlib zlib.h zlibVersion -lz
5904 enabled bzlib && check_lib bzlib bzlib.h BZ2_bzlibVersion -lbz2
5905 enabled lzma && check_lib lzma lzma.h lzma_version_number -llzma
5907 # On some systems dynamic loading requires no extra linker flags
5908 check_lib libdl dlfcn.h "dlopen dlsym" || check_lib libdl dlfcn.h "dlopen dlsym" -ldl
5910 check_lib libm math.h sin -lm
5918 for func in $MATH_FUNCS; do
5919 eval check_mathfunc $func \${${func}_args:-1} $libm_extralibs
5922 for func in $COMPLEX_FUNCS; do
5923 eval check_complexfunc $func \${${func}_args:-1}
5926 # these are off by default, so fail if requested and not available
5927 enabled cuda_sdk && require cuda_sdk cuda.h cuCtxCreate -lcuda
5928 enabled chromaprint && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
5929 enabled decklink && { require_header DeckLinkAPI.h &&
5930 { test_cpp_condition DeckLinkAPIVersion.h "BLACKMAGIC_DECKLINK_API_VERSION >= 0x0a060100" || die "ERROR: Decklink API version must be >= 10.6.1."; } }
5931 enabled libndi_newtek && require_header Processing.NDI.Lib.h
5932 enabled frei0r && require_header frei0r.h
5933 enabled gmp && require gmp gmp.h mpz_export -lgmp
5934 enabled gnutls && require_pkg_config gnutls gnutls gnutls/gnutls.h gnutls_global_init
5935 enabled jni && { [ $target_os = "android" ] && check_header jni.h && enabled pthreads || die "ERROR: jni not found"; }
5936 enabled ladspa && require_header ladspa.h
5937 enabled libaom && require_pkg_config libaom "aom >= 0.1.0" aom/aom_codec.h aom_codec_version
5938 enabled lv2 && require_pkg_config lv2 lilv-0 "lilv-0/lilv/lilv.h" lilv_world_new
5939 enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
5940 enabled libass && require_pkg_config libass libass ass/ass.h ass_library_init
5941 enabled libbluray && require_pkg_config libbluray libbluray libbluray/bluray.h bd_open
5942 enabled libbs2b && require_pkg_config libbs2b libbs2b bs2b.h bs2b_open
5943 enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
5944 { check_lib libcelt celt/celt.h celt_decoder_create_custom -lcelt0 ||
5945 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
5946 enabled libcaca && require_pkg_config libcaca caca caca.h caca_create_canvas
5947 enabled libcodec2 && require libcodec2 codec2/codec2.h codec2_create -lcodec2
5948 enabled libdc1394 && require_pkg_config libdc1394 libdc1394-2 dc1394/dc1394.h dc1394_new
5949 enabled libdrm && require_pkg_config libdrm libdrm xf86drm.h drmGetVersion
5950 enabled libfdk_aac && { check_pkg_config libfdk_aac fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
5951 { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
5952 warn "using libfdk without pkg-config"; } }
5953 flite_extralibs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
5954 enabled libflite && require libflite "flite/flite.h" flite_init $flite_extralibs
5955 enabled fontconfig && enable libfontconfig
5956 enabled libfontconfig && require_pkg_config libfontconfig fontconfig "fontconfig/fontconfig.h" FcInit
5957 enabled libfreetype && require_pkg_config libfreetype freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
5958 enabled libfribidi && require_pkg_config libfribidi fribidi fribidi.h fribidi_version_info
5959 enabled libgme && { check_pkg_config libgme libgme gme/gme.h gme_new_emu ||
5960 require libgme gme/gme.h gme_new_emu -lgme -lstdc++; }
5961 enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
5962 check_lib libgsm "${gsm_hdr}" gsm_create -lgsm && break;
5963 done || die "ERROR: libgsm not found"; }
5964 enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc $pthreads_extralibs
5965 enabled libkvazaar && require_pkg_config libkvazaar "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
5966 # While it may appear that require is being used as a pkg-config
5967 # fallback for libmfx, it is actually being used to detect a different
5968 # installation route altogether. If libmfx is installed via the Intel
5969 # Media SDK or Intel Media Server Studio, these don't come with
5970 # pkg-config support. Instead, users should make sure that the build
5971 # can find the libraries and headers through other means.
5972 enabled libmfx && { check_pkg_config libmfx libmfx "mfx/mfxvideo.h" MFXInit ||
5973 { require libmfx "mfx/mfxvideo.h" MFXInit "-llibmfx $advapi32_extralibs" && warn "using libmfx without pkg-config"; } }
5974 enabled libmodplug && require_pkg_config libmodplug libmodplug libmodplug/modplug.h ModPlug_Load
5975 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs
5976 enabled libmysofa && require libmysofa "mysofa.h" mysofa_load -lmysofa $zlib_extralibs
5977 enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc ||
5978 check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppc ||
5979 die "ERROR: libnpp not found"; }
5980 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
5981 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
5982 enabled libopencv && { check_header opencv2/core/core_c.h &&
5983 { check_pkg_config libopencv opencv opencv2/core/core_c.h cvCreateImageHeader ||
5984 require libopencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
5985 require_pkg_config libopencv opencv opencv/cxcore.h cvCreateImageHeader; }
5986 enabled libopenh264 && require_pkg_config libopenh264 openh264 wels/codec_api.h WelsGetCodecVersion
5987 enabled libopenjpeg && { check_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version ||
5988 { require_pkg_config libopenjpeg "libopenjp2 >= 2.1.0" openjpeg.h opj_version -DOPJ_STATIC && add_cppflags -DOPJ_STATIC; } }
5989 enabled libopenmpt && require_pkg_config libopenmpt "libopenmpt >= 0.2.6557" libopenmpt/libopenmpt.h openmpt_module_create -lstdc++ && append libopenmpt_extralibs "-lstdc++"
5990 enabled libopus && {
5991 enabled libopus_decoder && {
5992 require_pkg_config libopus opus opus_multistream.h opus_multistream_decoder_create
5994 enabled libopus_encoder && {
5995 require_pkg_config libopus opus opus_multistream.h opus_multistream_surround_encoder_create
5998 enabled libpulse && require_pkg_config libpulse libpulse pulse/pulseaudio.h pa_context_new
5999 enabled librsvg && require_pkg_config librsvg librsvg-2.0 librsvg-2.0/librsvg/rsvg.h rsvg_handle_render_cairo
6000 enabled librtmp && require_pkg_config librtmp librtmp librtmp/rtmp.h RTMP_Socket
6001 enabled librubberband && require_pkg_config librubberband "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new -lstdc++ && append librubberband_extralibs "-lstdc++"
6002 enabled libshine && require_pkg_config libshine shine shine/layer3.h shine_encode_buffer
6003 enabled libsmbclient && { check_pkg_config libsmbclient smbclient libsmbclient.h smbc_init ||
6004 require libsmbclient libsmbclient.h smbc_init -lsmbclient; }
6005 enabled libsnappy && require libsnappy snappy-c.h snappy_compress -lsnappy -lstdc++
6006 enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
6007 enabled libssh && require_pkg_config libssh libssh libssh/sftp.h sftp_init
6008 enabled libspeex && require_pkg_config libspeex speex speex/speex.h speex_decoder_init
6009 enabled libtesseract && require_pkg_config libtesseract tesseract tesseract/capi.h TessBaseAPICreate
6010 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
6011 enabled libtls && require_pkg_config libtls libtls tls.h tls_configure
6012 enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
6013 { check_lib libtwolame twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
6014 die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
6015 enabled libv4l2 && require_pkg_config libv4l2 libv4l2 libv4l2.h v4l2_ioctl
6016 enabled libvidstab && require_pkg_config libvidstab "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
6017 enabled libvmaf && require_pkg_config libvmaf "libvmaf >= 0.6.2" libvmaf.h compute_vmaf
6018 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
6019 enabled libvorbis && require_pkg_config libvorbis vorbis vorbis/codec.h vorbis_info_init &&
6020 require_pkg_config libvorbisenc vorbisenc vorbis/vorbisenc.h vorbis_encode_init
6023 enabled libvpx_vp8_decoder && {
6024 check_pkg_config libvpx_vp8_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
6025 check_lib libvpx_vp8_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_dec_init_ver VPX_IMG_FMT_HIGHBITDEPTH" -lvpx ||
6026 die "ERROR: libvpx decoder version must be >=1.4.0";
6028 enabled libvpx_vp8_encoder && {
6029 check_pkg_config libvpx_vp8_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
6030 check_lib libvpx_vp8_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VPX_IMG_FMT_HIGHBITDEPTH" -lvpx ||
6031 die "ERROR: libvpx encoder version must be >=1.4.0";
6033 enabled libvpx_vp9_decoder && {
6034 check_pkg_config libvpx_vp9_decoder "vpx >= 1.4.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
6035 check_lib libvpx_vp9_decoder "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs"
6037 enabled libvpx_vp9_encoder && {
6038 check_pkg_config libvpx_vp9_encoder "vpx >= 1.4.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
6039 check_lib libvpx_vp9_encoder "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VPX_IMG_FMT_HIGHBITDEPTH" "-lvpx $libm_extralibs"
6041 if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
6042 die "libvpx enabled but no supported decoders found"
6046 enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
6047 enabled libwebp && {
6048 enabled libwebp_encoder && require_pkg_config libwebp "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
6049 enabled libwebp_anim_encoder && check_pkg_config libwebp_anim_encoder "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit; }
6050 enabled libx264 && { check_pkg_config libx264 x264 "stdint.h x264.h" x264_encoder_encode ||
6051 { require libx264 "stdint.h x264.h" x264_encoder_encode "-lx264 $pthreads_extralibs $libm_extralibs" &&
6052 warn "using libx264 without pkg-config"; } } &&
6053 require_cpp_condition x264.h "X264_BUILD >= 118" &&
6054 check_cpp_condition libx262 x264.h "X264_MPEG2"
6055 enabled libx265 && require_pkg_config libx265 x265 x265.h x265_api_get &&
6056 require_cpp_condition x265.h "X265_BUILD >= 68"
6057 enabled libxavs && require libxavs "stdint.h xavs.h" xavs_encoder_encode "-lxavs $pthreads_extralibs $libm_extralibs"
6058 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
6059 enabled libzimg && require_pkg_config libzimg "zimg >= 2.7.0" zimg.h zimg_get_api_version
6060 enabled libzmq && require_pkg_config libzmq libzmq zmq.h zmq_ctx_new
6061 enabled libzvbi && require_pkg_config libzvbi zvbi-0.2 libzvbi.h vbi_decoder_new &&
6062 { test_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
6063 enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
6064 enabled libxml2 && require_pkg_config libxml2 libxml-2.0 libxml2/libxml/xmlversion.h xmlCheckVersion
6065 enabled mediacodec && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
6066 enabled mmal && { check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
6067 { ! enabled cross_compile &&
6068 add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline &&
6069 add_ldflags -L/opt/vc/lib/ &&
6070 check_lib mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host; } ||
6071 die "ERROR: mmal not found" &&
6072 check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"; }
6073 enabled openal && { { for al_extralibs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
6074 check_lib openal 'AL/al.h' alGetError "${al_extralibs}" && break; done } ||
6075 die "ERROR: openal not found"; } &&
6076 { test_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
6077 die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
6078 enabled opencl && { check_lib opencl OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
6079 check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
6080 die "ERROR: opencl not found"; } &&
6081 { test_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
6082 test_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
6083 die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
6084 enabled opengl && { check_lib opengl GL/glx.h glXGetProcAddress "-lGL" ||
6085 check_lib opengl windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
6086 check_lib opengl OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
6087 check_lib opengl ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
6088 die "ERROR: opengl not found."
6090 enabled omx && require_header OMX_Core.h
6091 enabled omx_rpi && { check_header OMX_Core.h ||
6092 { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_header OMX_Core.h ; } ||
6093 die "ERROR: OpenMAX IL headers not found"; } && enable omx
6094 enabled openssl && { check_pkg_config openssl openssl openssl/ssl.h OPENSSL_init_ssl ||
6095 check_pkg_config openssl openssl openssl/ssl.h SSL_library_init ||
6096 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto ||
6097 check_lib openssl openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
6098 check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
6099 die "ERROR: openssl not found"; }
6100 enabled rkmpp && { require_pkg_config rkmpp rockchip_mpp rockchip/rk_mpi.h mpp_create &&
6101 require_pkg_config rockchip_mpp "rockchip_mpp >= 1.3.7" rockchip/rk_mpi.h mpp_create &&
6103 die "ERROR: rkmpp requires --enable-libdrm"; }
6106 if enabled gcrypt; then
6107 GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
6108 if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
6109 gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
6110 gcrypt_extralibs=$("${GCRYPT_CONFIG}" --libs)
6111 check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_extralibs ||
6112 die "ERROR: gcrypt not found"
6113 add_cflags $gcrypt_cflags
6115 require gcrypt gcrypt.h gcry_mpi_new -lgcrypt
6119 if enabled sdl2; then
6120 SDL2_CONFIG="${cross_prefix}sdl2-config"
6121 test_pkg_config sdl2 "sdl2 >= 2.0.1 sdl2 < 2.1.0" SDL_events.h SDL_PollEvent
6122 if disabled sdl2 && "${SDL2_CONFIG}" --version > /dev/null 2>&1; then
6123 sdl2_cflags=$("${SDL2_CONFIG}" --cflags)
6124 sdl2_extralibs=$("${SDL2_CONFIG}" --libs)
6125 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
6126 test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
6127 check_func_headers SDL_events.h SDL_PollEvent $sdl2_extralibs $sdl2_cflags &&
6130 if test $target_os = "mingw32"; then
6131 sdl2_extralibs=$(filter_out '-mwindows' $sdl2_extralibs)
6135 if enabled decklink; then
6137 mingw32*|mingw64*|win32|win64)
6138 decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
6139 decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
6144 enabled securetransport &&
6145 check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
6146 check_lib securetransport "Security/SecureTransport.h Security/Security.h" "SSLCreateContext" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" ||
6147 disable securetransport
6149 enabled securetransport &&
6150 check_func SecItemImport "-Wl,-framework,CoreFoundation -Wl,-framework,Security"
6153 check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
6154 test_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" &&
6155 schannel_extralibs="-lsecur32" ||
6158 makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
6160 && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
6161 && enable makeinfo_html || disable makeinfo_html
6162 disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
6163 perl -v > /dev/null 2>&1 && enable perl || disable perl
6164 pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
6165 rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
6167 # check V4L2 codecs available in the API
6168 check_header linux/fb.h
6169 check_header linux/videodev2.h
6170 test_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6171 check_cc v4l2_m2m linux/videodev2.h "int i = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_VIDEO_M2M | V4L2_BUF_FLAG_LAST;"
6172 check_cc vc1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VC1_ANNEX_G;"
6173 check_cc mpeg1_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG1;"
6174 check_cc mpeg2_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG2;"
6175 check_cc mpeg4_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG4;"
6176 check_cc hevc_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_HEVC;"
6177 check_cc h263_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H263;"
6178 check_cc h264_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_H264;"
6179 check_cc vp8_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP8;"
6180 check_cc vp9_v4l2_m2m linux/videodev2.h "int i = V4L2_PIX_FMT_VP9;"
6182 check_header sys/videoio.h
6183 test_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_sanitized struct_v4l2_frmivalenum_discrete
6185 check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
6186 check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
6187 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
6188 # w32api 3.12 had it defined wrong
6189 check_cpp_condition vfwcap_defines vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER"
6191 check_type "dshow.h" IBaseFilter
6193 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
6194 check_header "dev/bktr/ioctl_meteor.h dev/bktr/ioctl_bt848.h" ||
6195 check_header "machine/ioctl_meteor.h machine/ioctl_bt848.h" ||
6196 check_header "dev/video/meteor/ioctl_meteor.h dev/video/bktr/ioctl_bt848.h" ||
6197 check_header "dev/ic/bt8xx.h"
6199 if check_struct sys/soundcard.h audio_buf_info bytes; then
6200 enable_sanitized sys/soundcard.h
6202 test_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_sanitized sys/soundcard.h
6203 #include <sys/soundcard.h>
6208 enabled alsa && check_pkg_config alsa alsa "alsa/asoundlib.h" snd_pcm_htimestamp ||
6209 check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
6212 require_pkg_config libjack jack jack/jack.h jack_port_get_latency_range
6214 enabled sndio && check_lib sndio sndio.h sio_open -lsndio
6216 if enabled libcdio; then
6217 check_pkg_config libcdio libcdio_paranoia "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open ||
6218 check_pkg_config libcdio libcdio_paranoia "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open ||
6219 check_lib libcdio "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6220 check_lib libcdio "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
6221 die "ERROR: No usable libcdio/cdparanoia found"
6224 enabled libxcb && check_pkg_config libxcb "xcb >= 1.4" xcb/xcb.h xcb_connect ||
6225 disable libxcb_shm libxcb_shape libxcb_xfixes
6227 if enabled libxcb; then
6228 enabled libxcb_shm && check_pkg_config libxcb_shm xcb-shm xcb/shm.h xcb_shm_attach
6229 enabled libxcb_shape && check_pkg_config libxcb_shape xcb-shape xcb/shape.h xcb_shape_get_rectangles
6230 enabled libxcb_xfixes && check_pkg_config libxcb_xfixes xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image
6233 check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
6235 # d3d11va requires linking directly to dxgi and d3d11 if not building for
6236 # the desktop api partition
6237 test_cpp <<EOF && enable uwp && d3d11va_extralibs="-ldxgi -ld3d11"
6238 #ifdef WINAPI_FAMILY
6239 #include <winapifamily.h>
6240 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
6241 #error desktop, not uwp
6243 // WINAPI_FAMILY_APP, WINAPI_FAMILY_PHONE_APP => UWP
6246 #error no family set
6251 check_lib vaapi va/va.h vaInitialize -lva
6254 check_cc vaapi "va/va.h" "vaCreateSurfaces(0, 0, 0, 0, 0, 0, 0, 0)"
6256 if enabled vaapi; then
6257 check_lib vaapi_drm "va/va.h va/va_drm.h" vaGetDisplayDRM -lva -lva-drm
6258 check_lib vaapi_x11 "va/va.h va/va_x11.h" vaGetDisplay -lva -lva-x11 -lX11
6262 check_cpp_condition vaapi_1 "va/va.h" "VA_CHECK_VERSION(1, 0, 0)"
6264 if enabled_all opencl libdrm ; then
6265 check_type "CL/cl_intel.h" "clCreateImageFromFdINTEL_fn" &&
6266 enable opencl_drm_beignet
6267 check_func_headers "CL/cl_ext.h" clImportMemoryARM &&
6268 enable opencl_drm_arm
6271 if enabled_all opencl vaapi ; then
6272 enabled opencl_drm_beignet && enable opencl_vaapi_beignet
6273 if enabled libmfx ; then
6274 check_type "CL/cl.h CL/va_ext.h" "clCreateFromVA_APIMediaSurfaceINTEL_fn" &&
6275 enable opencl_vaapi_intel_media
6279 if enabled_all opencl dxva2 ; then
6280 check_type "CL/cl_dx9_media_sharing.h" cl_dx9_surface_info_khr &&
6284 if enabled_all opencl d3d11va ; then
6285 check_type "CL/cl_d3d11.h" clGetDeviceIDsFromD3D11KHR_fn &&
6290 check_cpp_condition vdpau vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP"
6293 check_lib vdpau_x11 "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau -lX11
6295 enabled crystalhd && check_lib crystalhd "stdint.h libcrystalhd/libcrystalhd_if.h" DtsCrystalHDVersion -lcrystalhd
6297 if enabled x86; then
6299 mingw32*|mingw64*|win32|win64|linux|cygwin*)
6302 disable ffnvcodec cuvid nvdec nvenc
6306 disable ffnvcodec cuvid nvdec nvenc
6309 enabled ffnvcodec && enable cuda
6312 test_cc -I$source_path <<EOF || disable nvenc
6313 #include <ffnvcodec/nvEncodeAPI.h>
6314 NV_ENCODE_API_FUNCTION_LIST flist;
6315 void f(void) { struct { const GUID guid; } s[] = { { NV_ENC_PRESET_HQ_GUID } }; }
6316 int main(void) { return 0; }
6320 check_cpp_condition amf "AMF/core/Version.h" \
6321 "(AMF_VERSION_MAJOR << 48 | AMF_VERSION_MINOR << 32 | AMF_VERSION_RELEASE << 16 | AMF_VERSION_BUILD_NUM) >= 0x0001000400040001"
6323 # Funny iconv installations are not unusual, so check it after all flags have been set
6324 if enabled libc_iconv; then
6325 check_func_headers iconv.h iconv
6326 elif enabled iconv; then
6327 check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv
6330 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
6332 # add some useful compiler flags if supported
6333 check_cflags -Wdeclaration-after-statement
6335 check_cflags -Wdisabled-optimization
6336 check_cflags -Wpointer-arith
6337 check_cflags -Wredundant-decls
6338 check_cflags -Wwrite-strings
6339 check_cflags -Wtype-limits
6340 check_cflags -Wundef
6341 check_cflags -Wmissing-prototypes
6342 check_cflags -Wno-pointer-to-int-cast
6343 check_cflags -Wstrict-prototypes
6344 check_cflags -Wempty-body
6346 if enabled extra_warnings; then
6347 check_cflags -Wcast-qual
6348 check_cflags -Wextra
6349 check_cflags -Wpedantic
6352 check_disable_warning(){
6353 warning_flag=-W${1#-Wno-}
6354 test_cflags $unknown_warning_flags $warning_flag && add_cflags $1
6357 test_cflags -Werror=unused-command-line-argument &&
6358 append unknown_warning_flags "-Werror=unused-command-line-argument"
6359 test_cflags -Werror=unknown-warning-option &&
6360 append unknown_warning_flags "-Werror=unknown-warning-option"
6362 check_disable_warning -Wno-parentheses
6363 check_disable_warning -Wno-switch
6364 check_disable_warning -Wno-format-zero-length
6365 check_disable_warning -Wno-pointer-sign
6366 check_disable_warning -Wno-unused-const-variable
6367 check_disable_warning -Wno-bool-operation
6369 check_disable_warning_headers(){
6370 warning_flag=-W${1#-Wno-}
6371 test_cflags $warning_flag && add_cflags_headers $1
6374 check_disable_warning_headers -Wno-deprecated-declarations
6375 check_disable_warning_headers -Wno-unused-variable
6377 test_cc <<EOF && enable blocks_extension
6378 void (^block)(void);
6381 # add some linker flags
6382 check_ldflags -Wl,--warn-common
6383 check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
6384 enabled rpath && add_ldexeflags -Wl,-rpath,$libdir && add_ldsoflags -Wl,-rpath,$libdir
6385 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
6387 # add some strip flags
6390 enabled neon_clobber_test &&
6391 check_ldflags -Wl,--wrap,avcodec_open2 \
6392 -Wl,--wrap,avcodec_decode_audio4 \
6393 -Wl,--wrap,avcodec_decode_video2 \
6394 -Wl,--wrap,avcodec_decode_subtitle2 \
6395 -Wl,--wrap,avcodec_encode_audio2 \
6396 -Wl,--wrap,avcodec_encode_video2 \
6397 -Wl,--wrap,avcodec_encode_subtitle \
6398 -Wl,--wrap,avcodec_send_packet \
6399 -Wl,--wrap,avcodec_receive_packet \
6400 -Wl,--wrap,avcodec_send_frame \
6401 -Wl,--wrap,avcodec_receive_frame \
6402 -Wl,--wrap,swr_convert \
6403 -Wl,--wrap,avresample_convert ||
6404 disable neon_clobber_test
6406 enabled xmm_clobber_test &&
6407 check_ldflags -Wl,--wrap,avcodec_open2 \
6408 -Wl,--wrap,avcodec_decode_audio4 \
6409 -Wl,--wrap,avcodec_decode_video2 \
6410 -Wl,--wrap,avcodec_decode_subtitle2 \
6411 -Wl,--wrap,avcodec_encode_audio2 \
6412 -Wl,--wrap,avcodec_encode_video2 \
6413 -Wl,--wrap,avcodec_encode_subtitle \
6414 -Wl,--wrap,avcodec_send_packet \
6415 -Wl,--wrap,avcodec_receive_packet \
6416 -Wl,--wrap,avcodec_send_frame \
6417 -Wl,--wrap,avcodec_receive_frame \
6418 -Wl,--wrap,swr_convert \
6419 -Wl,--wrap,avresample_convert \
6420 -Wl,--wrap,sws_scale ||
6421 disable xmm_clobber_test
6423 check_ld "cc" proper_dce <<EOF
6424 extern const int array[512];
6425 static inline int func(void) { return array[0]; }
6426 int main(void) { return 0; }
6429 if enabled proper_dce; then
6430 echo "X { local: *; };" > $TMPV
6431 if test_ldflags -Wl,${version_script},$TMPV; then
6432 append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
6434 test_cc <<EOF && enable symver_asm_label
6435 void ff_foo(void) __asm__ ("av_foo@VERSION");
6436 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
6438 test_cc <<EOF && enable symver_gnu_asm
6439 __asm__(".symver ff_foo,av_foo@VERSION");
6440 void ff_foo(void) {}
6445 if [ -z "$optflags" ]; then
6446 if enabled small; then
6447 optflags=$cflags_size
6448 elif enabled optimizations; then
6449 optflags=$cflags_speed
6451 optflags=$cflags_noopt
6455 if [ -z "$nvccflags" ]; then
6456 nvccflags=$nvccflags_default
6459 if enabled x86_64 || enabled ppc64 || enabled aarch64; then
6460 nvccflags="$nvccflags -m64"
6462 nvccflags="$nvccflags -m32"
6467 enabled lto && check_ldflags "$@"
6470 check_optflags $optflags
6471 check_optflags -fno-math-errno
6472 check_optflags -fno-signed-zeros
6474 if enabled lto; then
6475 test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
6477 check_ldflags -flto $cpuflags
6478 disable inline_asm_direct_symbol_refs
6481 enabled ftrapv && check_cflags -ftrapv
6483 test_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
6488 if enabled icc; then
6489 # Just warnings, no remarks
6491 # -wd: Disable following warnings
6492 # 144, 167, 556: -Wno-pointer-sign
6493 # 188: enumerated type mixed with another type
6494 # 1292: attribute "foo" ignored
6495 # 1419: external declaration in primary source file
6496 # 10006: ignoring unknown option -fno-signed-zeros
6497 # 10148: ignoring unknown option -Wno-parentheses
6498 # 10156: ignoring option '-W'; no argument required
6499 # 13200: No EMMS instruction before call to function
6500 # 13203: No EMMS instruction before return from function
6501 check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
6502 # 11030: Warning unknown option --as-needed
6503 # 10156: ignoring option '-export'; no argument required
6504 check_ldflags -wd10156,11030
6505 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
6506 enable ebp_available
6507 # The test above does not test linking
6508 enabled lto && disable symver_asm_label
6509 if enabled x86_32; then
6510 icc_version=$($cc -dumpversion)
6511 test ${icc_version%%.*} -ge 11 &&
6512 check_cflags -falign-stack=maintain-16-byte ||
6513 disable aligned_stack
6515 elif enabled gcc; then
6516 check_optflags -fno-tree-vectorize
6517 check_cflags -Werror=format-security
6518 check_cflags -Werror=implicit-function-declaration
6519 check_cflags -Werror=missing-prototypes
6520 check_cflags -Werror=return-type
6521 check_cflags -Werror=vla
6522 check_cflags -Wformat
6523 check_cflags -fdiagnostics-color=auto
6524 enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
6525 if enabled x86_32; then
6528 # BSDs don't guarantee a 16 byte aligned stack, but we can
6529 # request GCC to try to maintain 16 byte alignment throughout
6530 # function calls. Library entry points that might call assembly
6531 # functions align the stack. (The parameter means 2^4 bytes.)
6532 check_cflags -mpreferred-stack-boundary=4
6536 elif enabled llvm_gcc; then
6537 check_cflags -mllvm -stack-alignment=16
6538 elif enabled clang; then
6539 if enabled x86_32; then
6540 # Clang doesn't support maintaining alignment without assuming the
6541 # same alignment in every function. If 16 byte alignment would be
6542 # enabled, one would also have to either add attribute_align_arg on
6543 # every single entry point into the libraries or enable -mstackrealign
6544 # (doing stack realignment in every single function).
6546 mingw32|win32|*bsd*)
6547 disable aligned_stack
6550 check_cflags -mllvm -stack-alignment=16
6551 check_cflags -mstack-alignment=16
6555 check_cflags -mllvm -stack-alignment=16
6556 check_cflags -mstack-alignment=16
6558 check_cflags -Qunused-arguments
6559 check_cflags -Werror=implicit-function-declaration
6560 check_cflags -Werror=missing-prototypes
6561 check_cflags -Werror=return-type
6562 elif enabled cparser; then
6563 add_cflags -Wno-missing-variable-declarations
6564 add_cflags -Wno-empty-statement
6565 elif enabled armcc; then
6566 add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
6567 add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
6568 # 2523: use of inline assembly is deprecated
6569 add_cflags -W${armcc_opt},--diag_suppress=2523
6570 add_cflags -W${armcc_opt},--diag_suppress=1207
6571 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
6572 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
6573 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
6574 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
6575 elif enabled pathscale; then
6576 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
6578 elif enabled_any msvc icl; then
6579 enabled x86_32 && disable aligned_stack
6580 enabled_all x86_32 debug && add_cflags -Oy-
6581 enabled debug && add_ldflags -debug
6582 enable pragma_deprecated
6583 if enabled icl; then
6584 # -Qansi-alias is basically -fstrict-aliasing, but does not work
6585 # (correctly) on icl 13.x.
6586 test_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
6587 add_cflags -Qansi-alias
6588 # Some inline asm is not compilable in debug
6589 if enabled debug; then
6590 disable ebp_available
6591 disable ebx_available
6594 # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
6595 check_cpp_condition log2 crtversion.h "_VC_CRT_MAJOR_VERSION >= 12"
6596 # The CRT headers contain __declspec(restrict) in a few places, but if redefining
6597 # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict)
6598 # (as it ends up if the restrict redefine is done before including stdlib.h), while
6599 # MSVC 2013 and newer can handle it fine.
6600 # If this declspec fails, force including stdlib.h before the restrict redefinition
6601 # happens in config.h.
6602 if [ $restrict_keyword != restrict ]; then
6603 test_cc <<EOF || add_cflags -FIstdlib.h
6604 __declspec($restrict_keyword) void *foo(int);
6607 # the new SSA optimzer in VS2015 U3 is mis-optimizing some parts of the code
6608 # Issue has been fixed in MSVC v19.00.24218.
6609 test_cpp_condition windows.h "_MSC_FULL_VER >= 190024218" ||
6610 check_cflags -d2SSAOptimizer-
6611 # enable utf-8 source processing on VS2015 U2 and newer
6612 test_cpp_condition windows.h "_MSC_FULL_VER >= 190023918" &&
6616 for pfx in "" host_; do
6617 varname=${pfx%_}cc_type
6618 eval "type=\$$varname"
6619 if [ "$type" = "msvc" ]; then
6620 test_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
6621 static inline int foo(int a) { return a; }
6628 add_asflags -Qunused-arguments
6634 check_ldflags -Qunused-arguments
6638 enable frame_thread_encoder
6640 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
6642 check_deps $CONFIG_LIST \
6647 enabled threads && ! enabled pthreads && ! enabled atomics_native && die "non pthread threading without atomics not supported, try adding --enable-pthreads or --cpu=i486 or higher if you are on x86"
6648 enabled avresample && warn "Building with deprecated library libavresample"
6650 if test $target_os = "haiku"; then
6652 disable posix_memalign
6655 flatten_extralibs(){
6656 unset nested_entries
6659 for entry in $list; do
6662 append nested_entries $(filter '*_extralibs' $entry_copy)
6663 flat_entries=$(filter_out '*_extralibs' $entry_copy)
6664 eval $entry="\$flat_entries"
6666 append $list_name "$nested_entries"
6668 resolve nested_entries
6669 if test -n "$(filter '*_extralibs' $nested_entries)"; then
6670 flatten_extralibs $list_name
6674 flatten_extralibs_wrapper(){
6676 flatten_extralibs $list_name
6679 eval $list_name=\$\(\$ldflags_filter \$$list_name\)
6680 eval printf \''%s'\' \""\$$list_name"\"
6683 for linkunit in $LIBRARY_LIST; do
6684 unset current_extralibs
6685 eval components=\$$(toupper ${linkunit})_COMPONENTS_LIST
6686 for comp in ${components}; do
6687 enabled $comp || continue
6688 comp_extralibs="${comp}_extralibs"
6689 append current_extralibs $comp_extralibs
6691 eval prepend ${linkunit}_extralibs $current_extralibs
6694 for linkunit in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
6695 eval ${linkunit}_extralibs=\$\(flatten_extralibs_wrapper ${linkunit}_extralibs\)
6698 map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
6700 for thread in $THREADS_LIST; do
6701 if enabled $thread; then
6702 test -n "$thread_type" &&
6703 die "ERROR: Only one thread type must be selected." ||
6704 thread_type="$thread"
6708 if disabled stdatomic; then
6709 if enabled atomics_gcc; then
6710 add_cppflags '-I\$(SRC_PATH)/compat/atomics/gcc'
6711 elif enabled atomics_win32; then
6712 add_cppflags '-I\$(SRC_PATH)/compat/atomics/win32'
6713 elif enabled atomics_suncc; then
6714 add_cppflags '-I\$(SRC_PATH)/compat/atomics/suncc'
6715 elif enabled pthreads; then
6716 add_compat atomics/pthread/stdatomic.o
6717 add_cppflags '-I\$(SRC_PATH)/compat/atomics/pthread'
6719 enabled threads && die "Threading is enabled, but no atomics are available"
6720 add_cppflags '-I\$(SRC_PATH)/compat/atomics/dummy'
6724 # Check if requested libraries were found.
6725 for lib in $AUTODETECT_LIBS; do
6726 requested $lib && ! enabled $lib && die "ERROR: $lib requested but not found";
6729 enabled zlib && add_cppflags -DZLIB_CONST
6731 # conditional library dependencies, in linking order
6732 enabled afftfilt_filter && prepend avfilter_deps "avcodec"
6733 enabled afir_filter && prepend avfilter_deps "avcodec"
6734 enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
6735 enabled aresample_filter && prepend avfilter_deps "swresample"
6736 enabled atempo_filter && prepend avfilter_deps "avcodec"
6737 enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
6738 enabled convolve_filter && prepend avfilter_deps "avcodec"
6739 enabled deconvolve_filter && prepend avfilter_deps "avcodec"
6740 enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
6741 enabled elbg_filter && prepend avfilter_deps "avcodec"
6742 enabled fftfilt_filter && prepend avfilter_deps "avcodec"
6743 enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
6744 enabled firequalizer_filter && prepend avfilter_deps "avcodec"
6745 enabled mcdeint_filter && prepend avfilter_deps "avcodec"
6746 enabled movie_filter && prepend avfilter_deps "avformat avcodec"
6747 enabled pan_filter && prepend avfilter_deps "swresample"
6748 enabled pp_filter && prepend avfilter_deps "postproc"
6749 enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
6750 enabled resample_filter && prepend avfilter_deps "avresample"
6751 enabled sab_filter && prepend avfilter_deps "swscale"
6752 enabled scale_filter && prepend avfilter_deps "swscale"
6753 enabled scale2ref_filter && prepend avfilter_deps "swscale"
6754 enabled sofalizer_filter && prepend avfilter_deps "avcodec"
6755 enabled showcqt_filter && prepend avfilter_deps "avformat avcodec swscale"
6756 enabled showfreqs_filter && prepend avfilter_deps "avcodec"
6757 enabled showspectrum_filter && prepend avfilter_deps "avcodec"
6758 enabled signature_filter && prepend avfilter_deps "avcodec avformat"
6759 enabled smartblur_filter && prepend avfilter_deps "swscale"
6760 enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
6761 enabled spp_filter && prepend avfilter_deps "avcodec"
6762 enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
6763 enabled uspp_filter && prepend avfilter_deps "avcodec"
6764 enabled zoompan_filter && prepend avfilter_deps "swscale"
6766 enabled lavfi_indev && prepend avdevice_deps "avfilter"
6769 enabled sdl2_outdev && add_cflags $(filter_out '-Dmain=SDL_main' $sdl2_cflags)
6771 enabled opus_decoder && prepend avcodec_deps "swresample"
6775 eval "deps=\$$lib_deps"
6776 append $lib_deps $(map 'eval echo \$${v}_deps' $deps)
6780 #we have to remove gpl from the deps here as some code assumes all lib deps are libs
6781 postproc_deps="$(filter_out 'gpl' $postproc_deps)"
6783 map 'expand_deps $v' $LIBRARY_LIST
6785 if test "$quiet" != "yes"; then
6787 echo "install prefix $prefix"
6788 echo "source path $source_path"
6789 echo "C compiler $cc"
6790 echo "C library $libc_type"
6791 if test "$host_cc" != "$cc"; then
6792 echo "host C compiler $host_cc"
6793 echo "host C library $host_libc_type"
6795 echo "ARCH $arch ($cpu)"
6796 if test "$build_suffix" != ""; then
6797 echo "build suffix $build_suffix"
6799 if test "$progs_suffix" != ""; then
6800 echo "progs suffix $progs_suffix"
6802 if test "$extra_version" != ""; then
6803 echo "version string suffix $extra_version"
6805 echo "big-endian ${bigendian-no}"
6806 echo "runtime cpu detection ${runtime_cpudetect-no}"
6807 if enabled x86; then
6808 echo "standalone assembly ${x86asm-no}"
6809 echo "x86 assembler ${x86asmexe}"
6810 echo "MMX enabled ${mmx-no}"
6811 echo "MMXEXT enabled ${mmxext-no}"
6812 echo "3DNow! enabled ${amd3dnow-no}"
6813 echo "3DNow! extended enabled ${amd3dnowext-no}"
6814 echo "SSE enabled ${sse-no}"
6815 echo "SSSE3 enabled ${ssse3-no}"
6816 echo "AESNI enabled ${aesni-no}"
6817 echo "AVX enabled ${avx-no}"
6818 echo "AVX2 enabled ${avx2-no}"
6819 echo "AVX-512 enabled ${avx512-no}"
6820 echo "XOP enabled ${xop-no}"
6821 echo "FMA3 enabled ${fma3-no}"
6822 echo "FMA4 enabled ${fma4-no}"
6823 echo "i686 features enabled ${i686-no}"
6824 echo "CMOV is fast ${fast_cmov-no}"
6825 echo "EBX available ${ebx_available-no}"
6826 echo "EBP available ${ebp_available-no}"
6828 if enabled aarch64; then
6829 echo "NEON enabled ${neon-no}"
6830 echo "VFP enabled ${vfp-no}"
6832 if enabled arm; then
6833 echo "ARMv5TE enabled ${armv5te-no}"
6834 echo "ARMv6 enabled ${armv6-no}"
6835 echo "ARMv6T2 enabled ${armv6t2-no}"
6836 echo "VFP enabled ${vfp-no}"
6837 echo "NEON enabled ${neon-no}"
6838 echo "THUMB enabled ${thumb-no}"
6840 if enabled mips; then
6841 echo "MIPS FPU enabled ${mipsfpu-no}"
6842 echo "MIPS DSP R1 enabled ${mipsdsp-no}"
6843 echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
6844 echo "MIPS MSA enabled ${msa-no}"
6845 echo "LOONGSON MMI enabled ${mmi-no}"
6847 if enabled ppc; then
6848 echo "AltiVec enabled ${altivec-no}"
6849 echo "VSX enabled ${vsx-no}"
6850 echo "POWER8 enabled ${power8-no}"
6851 echo "PPC 4xx optimizations ${ppc4xx-no}"
6852 echo "dcbzl available ${dcbzl-no}"
6854 echo "debug symbols ${debug-no}"
6855 echo "strip symbols ${stripping-no}"
6856 echo "optimize for size ${small-no}"
6857 echo "optimizations ${optimizations-no}"
6858 echo "static ${static-no}"
6859 echo "shared ${shared-no}"
6860 echo "postprocessing support ${postproc-no}"
6861 echo "network support ${network-no}"
6862 echo "threading support ${thread_type-no}"
6863 echo "safe bitstream reader ${safe_bitstream_reader-no}"
6864 echo "texi2html enabled ${texi2html-no}"
6865 echo "perl enabled ${perl-no}"
6866 echo "pod2man enabled ${pod2man-no}"
6867 echo "makeinfo enabled ${makeinfo-no}"
6868 echo "makeinfo supports HTML ${makeinfo_html-no}"
6869 test -n "$random_seed" &&
6870 echo "random seed ${random_seed}"
6873 echo "External libraries:"
6874 print_enabled '' $EXTERNAL_LIBRARY_LIST $EXTERNAL_AUTODETECT_LIBRARY_LIST | print_in_columns
6877 echo "External libraries providing hardware acceleration:"
6878 print_enabled '' $HWACCEL_LIBRARY_LIST $HWACCEL_AUTODETECT_LIBRARY_LIST | print_in_columns
6882 print_enabled '' $LIBRARY_LIST | print_in_columns
6886 print_enabled '' $PROGRAM_LIST | print_in_columns
6889 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
6890 echo "Enabled ${type}s:"
6891 eval list=\$$(toupper $type)_LIST
6892 print_enabled '_*' $list | print_in_columns
6896 if test -n "$ignore_tests"; then
6897 ignore_tests=$(echo $ignore_tests | tr ',' ' ')
6898 echo "Ignored FATE tests:"
6899 echo $ignore_tests | print_in_columns
6903 echo "License: $license"
6905 fi # test "$quiet" != "yes"
6907 if test -n "$WARNINGS"; then
6908 printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
6909 enabled fatal_warnings && exit 1
6912 test -e Makefile || echo "include $source_path/Makefile" > Makefile
6915 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
6918 echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" > ffbuild/config.fate
6920 enabled stripping || strip="echo skipping strip"
6921 enabled stripping || striptype=""
6923 config_files="$TMPH ffbuild/config.mak doc/config.texi"
6925 cat > ffbuild/config.mak <<EOF
6926 # Automatically generated by configure - do not modify!
6927 ifndef FFMPEG_CONFIG_MAK
6929 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
6931 LIBDIR=\$(DESTDIR)$libdir
6932 SHLIBDIR=\$(DESTDIR)$shlibdir
6933 INCDIR=\$(DESTDIR)$incdir
6934 BINDIR=\$(DESTDIR)$bindir
6935 DATADIR=\$(DESTDIR)$datadir
6936 DOCDIR=\$(DESTDIR)$docdir
6937 MANDIR=\$(DESTDIR)$mandir
6938 PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
6939 INSTALL_NAME_DIR=$install_name_dir
6940 SRC_PATH=$source_path
6941 SRC_LINK=$source_link
6942 ifndef MAIN_MAKEFILE
6943 SRC_PATH:=\$(SRC_PATH:.%=..%)
6947 INTRINSICS=$intrinsics
6948 EXTERN_PREFIX=$extern_prefix
6955 DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
6957 DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
6959 DEPX86ASM=$x86asmexe
6960 DEPX86ASMFLAGS=\$(X86ASMFLAGS)
6968 STRIPTYPE=$striptype
6975 OBJCFLAGS=$OBJCFLAGS
6977 NVCCFLAGS=$nvccflags
6999 LDEXEFLAGS=$LDEXEFLAGS
7000 LDSOFLAGS=$LDSOFLAGS
7001 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
7002 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
7003 X86ASMFLAGS=$X86ASMFLAGS
7004 BUILDSUF=$build_suffix
7005 PROGSSUF=$progs_suffix
7013 EXTRA_VERSION=$extra_version
7016 CCDEP_FLAGS=$CCDEP_FLAGS
7018 ASDEP_FLAGS=$ASDEP_FLAGS
7019 X86ASMDEP=$X86ASMDEP
7020 X86ASMDEP_FLAGS=$X86ASMDEP_FLAGS
7021 CC_DEPFLAGS=$CC_DEPFLAGS
7022 AS_DEPFLAGS=$AS_DEPFLAGS
7023 X86ASM_DEPFLAGS=$X86ASM_DEPFLAGS
7026 HOSTCFLAGS=$host_cflags
7027 HOSTCPPFLAGS=$host_cppflags
7028 HOSTEXESUF=$HOSTEXESUF
7029 HOSTLDFLAGS=$host_ldflags
7030 HOSTEXTRALIBS=$host_extralibs
7032 DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
7033 HOSTCCDEP=$HOSTCCDEP
7034 HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
7035 HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
7039 TARGET_EXEC=$target_exec $target_exec_args
7040 TARGET_PATH=$target_path
7041 TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
7042 CFLAGS-ffplay=${sdl2_cflags}
7043 CFLAGS_HEADERS=$CFLAGS_HEADERS
7044 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
7045 EXTRALIBS=$extralibs
7046 COMPAT_OBJS=$compat_objs
7048 LIBTARGET=${LIBTARGET}
7049 SLIBNAME=${SLIBNAME}
7050 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
7051 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
7052 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
7053 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
7054 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
7055 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
7056 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
7057 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
7058 VERSION_SCRIPT_POSTPROCESS_CMD=${VERSION_SCRIPT_POSTPROCESS_CMD}
7059 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
7060 NOREDZONE_FLAGS=$noredzone_flags
7061 LIBFUZZER_PATH=$libfuzzer_path
7062 IGNORE_TESTS=$ignore_tests
7065 map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> ffbuild/config.mak' $LIBRARY_LIST
7067 for entry in $LIBRARY_LIST $PROGRAM_LIST $EXTRALIBS_LIST; do
7068 eval echo "EXTRALIBS-${entry}=\$${entry}_extralibs" >> ffbuild/config.mak
7072 /* Automatically generated by configure - do not modify! */
7073 #ifndef FFMPEG_CONFIG_H
7074 #define FFMPEG_CONFIG_H
7075 #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
7076 #define FFMPEG_LICENSE "$(c_escape $license)"
7077 #define CONFIG_THIS_YEAR 2018
7078 #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
7079 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
7080 #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
7081 #define av_restrict $restrict_keyword
7082 #define EXTERN_PREFIX "${extern_prefix}"
7083 #define EXTERN_ASM ${extern_prefix}
7084 #define BUILDSUF "$build_suffix"
7085 #define SLIBSUF "$SLIBSUF"
7086 #define HAVE_MMX2 HAVE_MMXEXT
7087 #define SWS_MAX_FILTER_SIZE $sws_max_filter_size
7090 test -n "$assert_level" &&
7091 echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
7093 test -n "$malloc_prefix" &&
7094 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
7096 if enabled x86asm; then
7097 append config_files $TMPASM
7099 ; Automatically generated by configure - do not modify!
7103 enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
7109 echo "@c auto-generated by configure - do not modify! " > doc/config.texi
7111 print_config ARCH_ "$config_files" $ARCH_LIST
7112 print_config HAVE_ "$config_files" $HAVE_LIST
7113 print_config CONFIG_ "$config_files" $CONFIG_LIST \
7117 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
7118 echo "endif # FFMPEG_CONFIG_MAK" >> ffbuild/config.mak
7120 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
7121 cp_if_changed $TMPH config.h
7122 touch ffbuild/.config
7124 enabled x86asm && cp_if_changed $TMPASM config.asm
7127 /* Generated by ffmpeg configure */
7128 #ifndef AVUTIL_AVCONFIG_H
7129 #define AVUTIL_AVCONFIG_H
7132 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
7134 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
7136 cp_if_changed $TMPH libavutil/avconfig.h
7138 # generate the lists of enabled components
7139 print_enabled_components(){
7144 echo "static const $struct_name * const $name[] = {" > $TMPH
7149 c=$(add_suffix _demuxer $(remove_suffix _indev $c))
7152 c=$(add_suffix _muxer $(remove_suffix _outdev $c))
7155 printf " &ff_%s,\n" $c >> $TMPH
7158 echo " NULL };" >> $TMPH
7159 cp_if_changed $TMPH $file
7162 print_enabled_components libavcodec/codec_list.c AVCodec codec_list $CODEC_LIST
7163 print_enabled_components libavcodec/parser_list.c AVCodecParser parser_list $PARSER_LIST
7164 print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
7165 print_enabled_components libavdevice/indev_list.c AVInputFormat indev_list $INDEV_LIST
7166 print_enabled_components libavdevice/outdev_list.c AVOutputFormat outdev_list $OUTDEV_LIST
7167 print_enabled_components libavformat/demuxer_list.c AVInputFormat demuxer_list $DEMUXER_LIST
7168 print_enabled_components libavformat/muxer_list.c AVOutputFormat muxer_list $MUXER_LIST
7169 print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
7171 # Settings for pkg-config files
7174 # Automatically generated by configure - do not modify!
7176 build_suffix=$build_suffix
7180 rpath=$(enabled rpath && echo "-Wl,-rpath,\${libdir}")
7181 source_path=${source_path}
7184 extralibs_avutil="$avutil_extralibs"
7185 extralibs_avcodec="$avcodec_extralibs"
7186 extralibs_avformat="$avformat_extralibs"
7187 extralibs_avdevice="$avdevice_extralibs"
7188 extralibs_avfilter="$avfilter_extralibs"
7189 extralibs_avresample="$avresample_extralibs"
7190 extralibs_postproc="$postproc_extralibs"
7191 extralibs_swscale="$swscale_extralibs"
7192 extralibs_swresample="$swresample_extralibs"
7195 for lib in $LIBRARY_LIST; do
7196 lib_deps="$(eval echo \$${lib}_deps)"
7197 echo ${lib}_deps=\"$lib_deps\" >> $TMPH
7200 cp_if_changed $TMPH ffbuild/config.sh