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:$PATH
61 Usage: configure [options]
62 Options: [defaults in brackets after descriptions]
65 --help print this message
66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
79 --logfile=FILE log tests and output to FILE [config.log]
80 --disable-logging do not log configure debug information
81 --fatal-warnings fail if any configure warning is generated
82 --prefix=PREFIX install in PREFIX [$prefix]
83 --bindir=DIR install binaries in DIR [PREFIX/bin]
84 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
85 --docdir=DIR install documentation in DIR [PREFIX/share/doc/ffmpeg]
86 --libdir=DIR install libs in DIR [PREFIX/lib]
87 --shlibdir=DIR install shared libs in DIR [LIBDIR]
88 --incdir=DIR install includes in DIR [PREFIX/include]
89 --mandir=DIR install man page in DIR [PREFIX/share/man]
90 --pkgconfigdir=DIR install pkg-config files in DIR [LIBDIR/pkgconfig]
91 --enable-rpath use rpath to allow installing libraries in paths
92 not part of the dynamic linker search path
93 use rpath when linking programs [USE WITH CARE]
94 --install-name-dir=DIR Darwin directory name for installed targets
97 --enable-gpl allow use of GPL code, the resulting libs
98 and binaries will be under GPL [no]
99 --enable-version3 upgrade (L)GPL to version 3 [no]
100 --enable-nonfree allow use of nonfree code, the resulting libs
101 and binaries will be unredistributable [no]
103 Configuration options:
104 --disable-static do not build static libraries [no]
105 --enable-shared build shared libraries [no]
106 --enable-small optimize for size instead of speed
107 --disable-runtime-cpudetect disable detecting cpu capabilities at runtime (smaller binary)
108 --enable-gray enable full grayscale support (slower color)
109 --disable-swscale-alpha disable alpha channel support in swscale
110 --disable-all disable building components, libraries and programs
111 --enable-incompatible-libav-abi enable incompatible Libav fork ABI [no]
112 --enable-raise-major increase major version numbers in sonames [no]
115 --disable-programs do not build command line programs
116 --disable-ffmpeg disable ffmpeg build
117 --disable-ffplay disable ffplay build
118 --disable-ffprobe disable ffprobe build
119 --disable-ffserver disable ffserver build
121 Documentation options:
122 --disable-doc do not build documentation
123 --disable-htmlpages do not build HTML documentation pages
124 --disable-manpages do not build man documentation pages
125 --disable-podpages do not build POD documentation pages
126 --disable-txtpages do not build text documentation pages
129 --disable-avdevice disable libavdevice build
130 --disable-avcodec disable libavcodec build
131 --disable-avformat disable libavformat build
132 --disable-swresample disable libswresample build
133 --disable-swscale disable libswscale build
134 --disable-postproc disable libpostproc build
135 --disable-avfilter disable libavfilter build
136 --enable-avresample enable libavresample build [no]
137 --disable-pthreads disable pthreads [autodetect]
138 --disable-w32threads disable Win32 threads [autodetect]
139 --disable-os2threads disable OS/2 threads [autodetect]
140 --disable-network disable network support [no]
141 --disable-dct disable DCT code
142 --disable-dwt disable DWT code
143 --disable-error-resilience disable error resilience code
144 --disable-lsp disable LSP code
145 --disable-lzo disable LZO decoder code
146 --disable-mdct disable MDCT code
147 --disable-rdft disable RDFT code
148 --disable-fft disable FFT code
149 --disable-faan disable floating point AAN (I)DCT code
150 --disable-pixelutils disable pixel utils in libavutil
152 Hardware accelerators:
153 --disable-d3d11va disable D3D11VA code [autodetect]
154 --disable-dxva2 disable DXVA2 code [autodetect]
155 --disable-vaapi disable VAAPI code [autodetect]
156 --disable-vda disable VDA code [autodetect]
157 --disable-vdpau disable VDPAU code [autodetect]
159 Hardware-accelerated decoding/encoding:
160 --enable-cuda enable dynamically linked CUDA [no]
161 --enable-libmfx enable HW acceleration through libmfx
162 --enable-mmal enable decoding via MMAL [no]
163 --enable-nvenc enable NVIDIA NVENC support [no]
164 --enable-omx enable encoding via OpenMAX IL [no]
165 --enable-omx-rpi enable encoding via OpenMAX IL for Raspberry Pi [no]
167 Individual component options:
168 --disable-everything disable all components listed below
169 --disable-encoder=NAME disable encoder NAME
170 --enable-encoder=NAME enable encoder NAME
171 --disable-encoders disable all encoders
172 --disable-decoder=NAME disable decoder NAME
173 --enable-decoder=NAME enable decoder NAME
174 --disable-decoders disable all decoders
175 --disable-hwaccel=NAME disable hwaccel NAME
176 --enable-hwaccel=NAME enable hwaccel NAME
177 --disable-hwaccels disable all hwaccels
178 --disable-muxer=NAME disable muxer NAME
179 --enable-muxer=NAME enable muxer NAME
180 --disable-muxers disable all muxers
181 --disable-demuxer=NAME disable demuxer NAME
182 --enable-demuxer=NAME enable demuxer NAME
183 --disable-demuxers disable all demuxers
184 --enable-parser=NAME enable parser NAME
185 --disable-parser=NAME disable parser NAME
186 --disable-parsers disable all parsers
187 --enable-bsf=NAME enable bitstream filter NAME
188 --disable-bsf=NAME disable bitstream filter NAME
189 --disable-bsfs disable all bitstream filters
190 --enable-protocol=NAME enable protocol NAME
191 --disable-protocol=NAME disable protocol NAME
192 --disable-protocols disable all protocols
193 --enable-indev=NAME enable input device NAME
194 --disable-indev=NAME disable input device NAME
195 --disable-indevs disable input devices
196 --enable-outdev=NAME enable output device NAME
197 --disable-outdev=NAME disable output device NAME
198 --disable-outdevs disable output devices
199 --disable-devices disable all devices
200 --enable-filter=NAME enable filter NAME
201 --disable-filter=NAME disable filter NAME
202 --disable-filters disable all filters
204 External library support:
205 --disable-audiotoolbox enable AudioToolbox decoders and encoders [autodetect]
206 --enable-avisynth enable reading of AviSynth script files [no]
207 --disable-bzlib disable bzlib [autodetect]
208 --enable-chromaprint enable audio fingerprinting with chromaprint [no]
209 --enable-fontconfig enable fontconfig, useful for drawtext filter [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 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-libass enable libass subtitles rendering,
221 needed for subtitles and ass filter [no]
222 --enable-libbluray enable BluRay reading using libbluray [no]
223 --enable-libbs2b enable bs2b DSP library [no]
224 --enable-libcaca enable textual display using libcaca [no]
225 --enable-libcelt enable CELT decoding via libcelt [no]
226 --enable-libcdio enable audio CD grabbing with libcdio [no]
227 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
229 --enable-libebur128 enable libebur128 for EBU R128 measurement,
230 needed for loudnorm filter [no]
231 --enable-libfaac enable AAC encoding via libfaac [no]
232 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
233 --enable-libflite enable flite (voice synthesis) support via libflite [no]
234 --enable-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-libkvazaar enable HEVC encoding via libkvazaar [no]
241 --enable-libmodplug enable ModPlug via libmodplug [no]
242 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
243 --enable-libnut enable NUT (de)muxing via libnut,
244 native (de)muxer exists [no]
245 --enable-libnpp enable NVIDIA Performance Primitives-based code [no]
246 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
247 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
248 --enable-libopencv enable video filtering via libopencv [no]
249 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
250 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
251 --enable-libopus enable Opus de/encoding via libopus [no]
252 --enable-libpulse enable Pulseaudio input via libpulse [no]
253 --enable-librubberband enable rubberband needed for rubberband filter [no]
254 --enable-librtmp enable RTMP[E] support via librtmp [no]
255 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
256 --enable-libshine enable fixed-point MP3 encoding via libshine [no]
257 --enable-libsmbclient enable Samba protocol via libsmbclient [no]
258 --enable-libsnappy enable Snappy compression, needed for hap encoding [no]
259 --enable-libsoxr enable Include libsoxr resampling [no]
260 --enable-libspeex enable Speex de/encoding via libspeex [no]
261 --enable-libssh enable SFTP protocol via libssh [no]
262 --enable-libtesseract enable Tesseract, needed for ocr filter [no]
263 --enable-libtheora enable Theora encoding via libtheora [no]
264 --enable-libtwolame enable MP2 encoding via libtwolame [no]
265 --enable-libutvideo enable Ut Video encoding and decoding via libutvideo [no]
266 --enable-libv4l2 enable libv4l2/v4l-utils [no]
267 --enable-libvidstab enable video stabilization using vid.stab [no]
268 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
269 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
270 native implementation exists [no]
271 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
272 --enable-libwavpack enable wavpack encoding via libwavpack [no]
273 --enable-libwebp enable WebP encoding via libwebp [no]
274 --enable-libx264 enable H.264 encoding via x264 [no]
275 --enable-libx265 enable HEVC encoding via x265 [no]
276 --enable-libxavs enable AVS encoding via xavs [no]
277 --enable-libxcb enable X11 grabbing using XCB [autodetect]
278 --enable-libxcb-shm enable X11 grabbing shm communication [autodetect]
279 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [autodetect]
280 --enable-libxcb-shape enable X11 grabbing shape rendering [autodetect]
281 --enable-libxvid enable Xvid encoding via xvidcore,
282 native MPEG-4/Xvid encoder exists [no]
283 --enable-libzimg enable z.lib, needed for zscale filter [no]
284 --enable-libzmq enable message passing via libzmq [no]
285 --enable-libzvbi enable teletext support via libzvbi [no]
286 --disable-lzma disable lzma [autodetect]
287 --enable-decklink enable Blackmagic DeckLink I/O support [no]
288 --enable-mediacodec enable Android MediaCodec support [no]
289 --enable-netcdf enable NetCDF, needed for sofalizer filter [no]
290 --enable-openal enable OpenAL 1.1 capture support [no]
291 --enable-opencl enable OpenCL code
292 --enable-opengl enable OpenGL rendering [no]
293 --enable-openssl enable openssl, needed for https support
294 if gnutls is not used [no]
295 --disable-schannel disable SChannel SSP, needed for TLS support on
296 Windows if openssl and gnutls are not used [autodetect]
297 --disable-sdl disable sdl [autodetect]
298 --disable-securetransport disable Secure Transport, needed for TLS support
299 on OSX if openssl and gnutls are not used [autodetect]
300 --disable-videotoolbox disable VideoToolbox code [autodetect]
301 --enable-x11grab enable X11 grabbing (legacy) [no]
302 --disable-xlib disable xlib [autodetect]
303 --disable-zlib disable zlib [autodetect]
306 --arch=ARCH select architecture [$arch]
307 --cpu=CPU select the minimum required CPU (affects
308 instruction selection, may crash on older CPUs)
309 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
310 --progs-suffix=SUFFIX program name suffix []
311 --enable-cross-compile assume a cross-compiler is used
312 --sysroot=PATH root of cross-build tree
313 --sysinclude=PATH location of cross-build system headers
314 --target-os=OS compiler targets OS [$target_os]
315 --target-exec=CMD command to run executables on target
316 --target-path=DIR path to view of build directory on target
317 --target-samples=DIR path to samples directory on target
318 --tempprefix=PATH force fixed dir/prefix instead of mktemp for checks
319 --toolchain=NAME set tool defaults according to NAME
320 --nm=NM use nm tool NM [$nm_default]
321 --ar=AR use archive tool AR [$ar_default]
322 --as=AS use assembler AS [$as_default]
323 --ln_s=LN_S use symbolic link tool LN_S [$ln_s_default]
324 --strip=STRIP use strip tool STRIP [$strip_default]
325 --windres=WINDRES use windows resource compiler WINDRES [$windres_default]
326 --yasmexe=EXE use yasm-compatible assembler EXE [$yasmexe_default]
327 --cc=CC use C compiler CC [$cc_default]
328 --cxx=CXX use C compiler CXX [$cxx_default]
329 --objcc=OCC use ObjC compiler OCC [$cc_default]
330 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
331 --ld=LD use linker LD [$ld_default]
332 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
333 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
334 --ranlib=RANLIB use ranlib RANLIB [$ranlib_default]
335 --doxygen=DOXYGEN use DOXYGEN to generate API doc [$doxygen_default]
336 --host-cc=HOSTCC use host C compiler HOSTCC
337 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
338 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
339 --host-ld=HOSTLD use host linker HOSTLD
340 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
341 --host-libs=HLIBS use libs HLIBS when linking for host
342 --host-os=OS compiler host OS [$target_os]
343 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
344 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
345 --extra-objcflags=FLAGS add FLAGS to OBJCFLAGS [$CFLAGS]
346 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
347 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
348 --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
349 --extra-libs=ELIBS add ELIBS [$ELIBS]
350 --extra-version=STRING version string suffix []
351 --optflags=OPTFLAGS override optimization-related compiler flags
352 --build-suffix=SUFFIX library name suffix []
353 --enable-pic build position-independent code
354 --enable-thumb compile for Thumb instruction set
355 --enable-lto use link-time optimization
356 --env="ENV=override" override the environment variables
358 Advanced options (experts only):
359 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
360 --custom-allocator=NAME use a supported custom allocator
361 --disable-symver disable symbol versioning
362 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
363 --disable-safe-bitstream-reader
364 disable buffer boundary checking in bitreaders
365 (faster, but may crash)
366 --enable-memalign-hack emulate memalign, interferes with memory debuggers
367 --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default]
369 Optimization options (experts only):
370 --disable-asm disable all assembly optimizations
371 --disable-altivec disable AltiVec optimizations
372 --disable-vsx disable VSX optimizations
373 --disable-power8 disable POWER8 optimizations
374 --disable-amd3dnow disable 3DNow! optimizations
375 --disable-amd3dnowext disable 3DNow! extended optimizations
376 --disable-mmx disable MMX optimizations
377 --disable-mmxext disable MMXEXT optimizations
378 --disable-sse disable SSE optimizations
379 --disable-sse2 disable SSE2 optimizations
380 --disable-sse3 disable SSE3 optimizations
381 --disable-ssse3 disable SSSE3 optimizations
382 --disable-sse4 disable SSE4 optimizations
383 --disable-sse42 disable SSE4.2 optimizations
384 --disable-avx disable AVX optimizations
385 --disable-xop disable XOP optimizations
386 --disable-fma3 disable FMA3 optimizations
387 --disable-fma4 disable FMA4 optimizations
388 --disable-avx2 disable AVX2 optimizations
389 --disable-aesni disable AESNI optimizations
390 --disable-armv5te disable armv5te optimizations
391 --disable-armv6 disable armv6 optimizations
392 --disable-armv6t2 disable armv6t2 optimizations
393 --disable-vfp disable VFP optimizations
394 --disable-neon disable NEON optimizations
395 --disable-inline-asm disable use of inline assembly
396 --disable-yasm disable use of nasm/yasm assembly
397 --disable-mipsdsp disable MIPS DSP ASE R1 optimizations
398 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
399 --disable-msa disable MSA optimizations
400 --disable-mipsfpu disable floating point MIPS optimizations
401 --disable-mmi disable Loongson SIMD optimizations
402 --disable-fast-unaligned consider unaligned accesses slow
404 Developer options (useful when working on FFmpeg itself):
405 --disable-debug disable debugging symbols
406 --enable-debug=LEVEL set the debug level [$debuglevel]
407 --disable-optimizations disable compiler optimizations
408 --enable-extra-warnings enable more compiler warnings
409 --disable-stripping disable stripping of executables and shared libraries
410 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
411 2 causes a slowdown at runtime.
412 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
413 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
414 leaks and errors, using the specified valgrind binary.
415 Cannot be combined with --target-exec
416 --enable-ftrapv Trap arithmetic overflows
417 --samples=PATH location of test samples for FATE, if not set use
418 \$FATE_SAMPLES at make invocation time.
419 --enable-neon-clobber-test check NEON registers for clobbering (should be
420 used only for debugging purposes)
421 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
422 should be used only for debugging purposes)
423 --enable-random randomly enable/disable components
425 --enable-random=LIST randomly enable/disable specific components or
426 --disable-random=LIST component groups. LIST is a comma-separated list
427 of NAME[:PROB] entries where NAME is a component
428 (group) and PROB the probability associated with
430 --random-seed=VALUE seed value for --enable/disable-random
431 --disable-valgrind-backtrace do not print a backtrace under Valgrind
432 (only applies to --disable-optimizations builds)
434 NOTE: Object files are built at the place where configure is launched.
440 if test -t 1 && which tput >/dev/null 2>&1; then
441 ncolors=$(tput colors)
442 if test -n "$ncolors" && test $ncolors -ge 8; then
443 bold_color=$(tput bold)
444 warn_color=$(tput setaf 3)
445 error_color=$(tput setaf 1)
446 reset_color=$(tput sgr0)
448 # 72 used instead of 80 since that's the default of pr
454 echo "$@" >> $logfile
459 pr -n -t $1 >> $logfile
465 WARNINGS="${WARNINGS}WARNING: $*\n"
470 echo "$error_color$bold_color$@$reset_color"
473 If you think configure made a mistake, make sure you are using the latest
474 version from Git. If the latest version fails, report the problem to the
475 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
477 if disabled logging; then
479 Rerun configure with logging enabled (do not use --disable-logging), and
480 include the log this produces with your report.
484 Include the log file "$logfile" produced by configure as this will help
491 # Avoid locale weirdness, besides we really just want to translate ASCII.
493 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
497 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
501 echo "$*" | sed 's/["\\]/\\\0/g'
505 v=$(echo "$1" | sed "s/'/'\\\\''/g")
506 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
511 echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
518 eval "case $v in $pat) echo $v ;; esac"
526 eval "case $v in $pat) ;; *) echo $v ;; esac"
533 for v; do eval $m; done
539 for v; do echo ${v}${suffix}; done
554 eval : \${$var:=$value}
559 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
565 eval $(sanitize_var_name "$var")='$*'
569 eval echo \$$(sanitize_var_name "$1")
574 eval level=\${${pvar}_level:=0}
575 eval ${pvar}_${level}="\$$pvar"
576 eval ${pvar}_level=$(($level+1))
582 eval level=\${${pvar}_level:-0}
583 test $level = 0 && continue
584 eval level=$(($level-1))
585 eval $pvar="\${${pvar}_${level}}"
586 eval ${pvar}_level=$level
587 eval unset ${pvar}_${level}
609 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
615 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
621 enabled $var && continue
622 eval sel="\$${var}_select"
623 eval sgs="\$${var}_suggest"
627 enable_deep_weak $sgs
639 disabled $var && continue
648 test "${1#!}" = "$1" && op='=' || op=!=
649 eval test "x\$${1#!}" $op "xyes"
653 test "${1#!}" = "$1" && op='=' || op=!=
654 eval test "x\$${1#!}" $op "xno"
659 enabled $opt || return 1
665 disabled $opt || return 1
671 enabled $opt && return 0
677 disabled $opt && return 0
684 eval : \${$opt:=\$${opt}_default}
692 [ $var = $value ] && return 0
700 enabled ${cfg}_checking && die "Circular dependency for $cfg."
701 disabled ${cfg}_checking && continue
702 enable ${cfg}_checking
705 eval dep_all="\$${cfg}_deps"
706 eval dep_any="\$${cfg}_deps_any"
707 eval dep_sel="\$${cfg}_select"
708 eval dep_sgs="\$${cfg}_suggest"
709 eval dep_ifa="\$${cfg}_if"
710 eval dep_ifn="\$${cfg}_if_any"
712 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
713 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
714 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
716 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
717 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
718 enabled_all $dep_all || disable $cfg
719 enabled_any $dep_any || disable $cfg
720 disabled_any $dep_sel && disable $cfg
722 if enabled $cfg; then
724 enable_deep_weak $dep_sgs
727 disable ${cfg}_checking
736 for cfg in $allopts; do
737 enabled $cfg || continue
738 eval dep_extralibs="\$${cfg}_extralibs"
739 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
747 map 'eval echo "$v \${$v:-no}"' "$@" |
748 awk "BEGIN { split(\"$files\", files) }
750 c = \"$pfx\" toupper(\$1);
756 if (file ~ /\\.h\$/) {
757 printf(\"#define %s %d\\n\", c, v) >>file;
758 } else if (file ~ /\\.asm\$/) {
759 printf(\"%%define %s %d\\n\", c, v) >>file;
760 } else if (file ~ /\\.mak\$/) {
761 n = -v ? \"\" : \"!\";
762 printf(\"%s%s=yes\\n\", n, c) >>file;
763 } else if (file ~ /\\.texi\$/) {
764 pre = -v ? \"\" : \"@c \";
767 gsub(/_/, \"-\", c2);
768 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
778 enabled $v && printf "%s\n" ${v%$suf}
785 eval "$var=\"\$$var $*\""
791 eval "$var=\"$* \$$var\""
797 for tok in $(eval echo \$$var); do
798 uniq_list="$(filter_out $tok $uniq_list) $tok"
800 eval "$var=\"${uniq_list}\""
808 append CFLAGS $($cflags_filter "$@")
812 append CXXFLAGS $($cflags_filter "$@")
816 append ASFLAGS $($asflags_filter "$@")
820 append OBJCFLAGS $($objcflags_filter "$@")
824 append LDFLAGS $($ldflags_filter "$@")
828 append LDEXEFLAGS $($ldflags_filter "$@")
832 append LDLIBFLAGS $($ldflags_filter "$@")
836 append ASMSTRIPFLAGS "$@"
840 prepend extralibs $($ldflags_filter "$@")
844 append host_cppflags "$@"
848 append host_cflags $($host_cflags_filter "$@")
852 append host_ldflags $($host_ldflags_filter "$@")
856 append compat_objs $1
858 map 'add_cppflags -D$v' "$@"
863 "$@" >> $logfile 2>&1
868 stat "$1" >> $logfile 2>&1
872 eval printf '%s\\n' $CC_O
876 eval printf '%s\\n' $CC_E
883 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
890 check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
897 check_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
904 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
908 eval printf '%s\\n' $AS_O
915 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
919 log check_inline_asm "$@"
924 check_cc "$@" <<EOF && enable $name
925 void foo(void){ __asm__ volatile($code); }
929 check_inline_asm_flags(){
930 log check_inline_asm_flags "$@"
935 while [ "$1" != "" ]; do
941 void foo(void){ __asm__ volatile($code); }
944 check_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
945 enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
950 check_inline_asm ${1}_inline "\"$2\""
951 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
959 check_cmd $yasmexe $YASMFLAGS -Werror "$@" -o $TMPO $TMPS
963 eval printf '%s\\n' $LD_O
970 flags=$(filter_out '-l*|*.so' $@)
971 libs=$(filter '-l*|*.so' $@)
972 check_$type $($cflags_filter $flags) || return
973 flags=$($ldflags_filter $flags)
974 libs=$($ldflags_filter $libs)
975 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
980 test "${hdr%.h}" = "${hdr}" &&
981 echo "#include $hdr" ||
982 echo "#include <$hdr>"
992 for hdr in $headers; do
995 echo "int main(void) { $code; return 0; }"
996 } | check_$check "$@"
1000 log check_cppflags "$@"
1001 check_cc "$@" <<EOF && append CPPFLAGS "$@"
1007 log test_cflags "$@"
1008 set -- $($cflags_filter "$@")
1015 log check_cflags "$@"
1016 test_cflags "$@" && add_cflags "$@"
1020 log check_cxxflags "$@"
1021 set -- $($cflags_filter "$@")
1022 check_cxx "$@" <<EOF && append CXXFLAGS "$@"
1028 log test_cflags "$@"
1029 set -- $($cflags_filter "$@")
1030 check_objcc "$@" <<EOF
1036 log check_cflags "$@"
1037 test_objcflags "$@" && add_objcflags "$@"
1041 log test_ldflags "$@"
1042 check_ld "cc" "$@" <<EOF
1043 int main(void){ return 0; }
1048 log check_ldflags "$@"
1049 test_ldflags "$@" && add_ldflags "$@"
1053 log test_stripflags "$@"
1054 # call check_cc to get a fresh TMPO
1056 int main(void) { return 0; }
1058 check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
1062 log check_stripflags "$@"
1063 test_stripflags "$@" && add_stripflags "$@"
1067 log check_header "$@"
1070 disable_safe $header
1071 check_cpp "$@" <<EOF && enable_safe $header
1077 check_header_objcc(){
1078 log check_header_objcc "$@"
1082 disable_safe $header
1084 echo "#include <$header>"
1085 echo "int main(void) { return 0; }"
1086 } | check_objcc && check_stat "$TMPO" && enable_safe $headers
1094 check_ld "cc" "$@" <<EOF && enable $func
1096 int main(void){ $func(); }
1100 check_complexfunc(){
1101 log check_complexfunc "$@"
1105 test $narg = 2 && args="f, g" || args="f * I"
1107 check_ld "cc" "$@" <<EOF && enable $func
1108 #include <complex.h>
1110 float foo(complex float f, complex float g) { return $func($args); }
1111 int main(void){ return (int) foo; }
1116 log check_mathfunc "$@"
1120 test $narg = 2 && args="f, g" || args="f"
1122 check_ld "cc" "$@" <<EOF && enable $func
1124 float foo(float f, float g) { return $func($args); }
1125 int main(void){ return (int) foo; }
1129 check_func_headers(){
1130 log check_func_headers "$@"
1135 for hdr in $headers; do
1138 for func in $funcs; do
1139 echo "long check_$func(void) { return (long) $func; }"
1141 echo "int main(void) { return 0; }"
1142 } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
1145 check_class_headers_cpp(){
1146 log check_class_headers_cpp "$@"
1151 for hdr in $headers; do
1152 echo "#include <$hdr>"
1154 echo "int main(void) { "
1156 for class in $classes; do
1157 echo "$class obj$i;"
1161 } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
1164 check_cpp_condition(){
1165 log check_cpp_condition "$@"
1169 check_cpp "$@" <<EOF
1172 #error "unsatisfied condition: $condition"
1182 check_header $header && check_func $func "$@" && add_extralibs "$@"
1190 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
1194 log check_lib_cpp "$@"
1198 check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
1202 log check_pkg_config "$@"
1208 check_cmd $pkg_config --exists --print-errors $pkgandversion || return
1209 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1210 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1211 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
1212 set_safe "${pkg}_cflags" $pkg_cflags &&
1213 set_safe "${pkg}_libs" $pkg_libs
1217 check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
1223 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
1224 # are safe but may not be available everywhere. Thus we use
1225 # raise(SIGTERM) instead. The check is run in a subshell so we
1226 # can redirect the "Terminated" message from the shell. SIGBUS
1227 # is not defined by standard C so it is used conditionally.
1229 (check_exec "$@") >> $logfile 2>&1 <<EOF
1231 static void sighandler(int sig){
1237 int (*func_ptr)(void) = foo;
1239 signal(SIGILL, sighandler);
1240 signal(SIGFPE, sighandler);
1241 signal(SIGSEGV, sighandler);
1243 signal(SIGBUS, sighandler);
1255 disable_safe "$type"
1256 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
1260 log check_struct "$@"
1265 disable_safe "${struct}_${member}"
1266 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1267 enable_safe "${struct}_${member}"
1271 log check_builtin "$@"
1277 check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1280 check_compile_assert(){
1281 log check_compile_assert "$@"
1287 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1295 check_lib $header $func "$@" || die "ERROR: $name not found"
1303 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1311 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1316 check_pkg_config "$@" || return 1
1317 add_cflags $(get_safe "${pkg}_cflags")
1318 add_extralibs $(get_safe "${pkg}_libs")
1321 require_pkg_config(){
1322 use_pkg_config "$@" || die "ERROR: $pkg not found using pkg-config$pkg_config_fail_message"
1325 require_libfreetype(){
1326 log require_libfreetype "$@"
1328 check_cmd $pkg_config --exists --print-errors $pkg \
1329 || die "ERROR: $pkg not found"
1330 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
1331 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
1333 echo "#include <ft2build.h>"
1334 echo "#include FT_FREETYPE_H"
1335 echo "long check_func(void) { return (long) FT_Init_FreeType; }"
1336 echo "int main(void) { return 0; }"
1337 } | check_ld "cc" $pkg_cflags $pkg_libs \
1338 && set_safe "${pkg}_cflags" $pkg_cflags \
1339 && set_safe "${pkg}_libs" $pkg_libs \
1340 || die "ERROR: $pkg not found"
1341 add_cflags $(get_safe "${pkg}_cflags")
1342 add_extralibs $(get_safe "${pkg}_libs")
1346 eval printf '%s\\n' $HOSTCC_E
1350 eval printf '%s\\n' $HOSTCC_O
1354 log check_host_cc "$@"
1357 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1361 log check_host_cpp "$@"
1364 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
1367 check_host_cppflags(){
1368 log check_host_cppflags "$@"
1369 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1374 check_host_cflags(){
1375 log check_host_cflags "$@"
1376 set -- $($host_cflags_filter "$@")
1377 check_host_cc "$@" <<EOF && append host_cflags "$@"
1382 check_host_cpp_condition(){
1383 log check_host_cpp_condition "$@"
1387 check_host_cpp "$@" <<EOF
1390 #error "unsatisfied condition: $condition"
1396 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1397 mkdir -p "$(dirname $2)"
1401 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1402 # system-dependent things.
1404 AVCODEC_COMPONENTS="
1412 AVDEVICE_COMPONENTS="
1416 AVFILTER_COMPONENTS="
1419 AVFORMAT_COMPONENTS="
1425 AVRESAMPLE_COMPONENTS=""
1426 AVUTIL_COMPONENTS=""
1430 $AVDEVICE_COMPONENTS
1431 $AVFILTER_COMPONENTS
1432 $AVFORMAT_COMPONENTS
1433 $AVRESAMPLE_COMPONENTS
1438 avio_reading_example
1439 avio_dir_cmd_example
1440 decoding_encoding_example
1441 demuxing_decoding_example
1443 filter_audio_example
1444 filtering_audio_example
1445 filtering_video_example
1450 resampling_audio_example
1451 scaling_video_example
1452 transcode_aac_example
1456 EXTERNAL_LIBRARY_LIST="
1561 safe_bitstream_reader
1582 videotoolbox_hwaccel
1630 $EXTERNAL_LIBRARY_LIST
1639 incompatible_libav_abi
1701 ARCH_EXT_LIST_MIPS="
1713 ARCH_EXT_LIST_LOONGSON="
1719 ARCH_EXT_LIST_X86_SIMD="
1748 $ARCH_EXT_LIST_X86_SIMD
1758 $ARCH_EXT_LIST_LOONGSON
1774 atomic_compare_exchange
1781 sync_val_compare_and_swap
1792 incompatible_libav_abi
1801 cdio_paranoia_paranoia_h
1803 dev_bktr_ioctl_bt848_h
1804 dev_bktr_ioctl_meteor_h
1806 dev_video_bktr_ioctl_bt848_h
1807 dev_video_meteor_ioctl_meteor_h
1817 machine_ioctl_bt848_h
1818 machine_ioctl_meteor_h
1820 opencv2_core_core_c_h
1821 openjpeg_2_1_openjpeg_h
1822 openjpeg_2_0_openjpeg_h
1823 openjpeg_1_5_openjpeg_h
1901 GetProcessAffinityMask
1902 GetProcessMemoryInfo
1905 GetSystemTimeAsFileTime
1912 jack_port_get_latency_range
1928 SetConsoleTextAttribute
1929 SetConsoleCtrlHandler
1937 UTGetOSTypeFromString
1942 TOOLCHAIN_FEATURES="
1954 inline_asm_direct_symbol_refs
1956 inline_asm_nonlocal_labels
1967 CONDITION_VARIABLE_Ptr
1970 struct_group_source_req
1971 struct_ip_mreq_source
1973 struct_msghdr_msg_flags
1975 struct_rusage_ru_maxrss
1976 struct_sctp_event_subscribe
1978 struct_sockaddr_sa_len
1979 struct_sockaddr_storage
1980 struct_stat_st_mtim_tv_nsec
1981 struct_v4l2_frmivalenum_discrete
1986 $(add_suffix _external $ARCH_EXT_LIST)
1987 $(add_suffix _inline $ARCH_EXT_LIST)
2023 # options emitted with CONFIG_ prefix but not available on the command line
2040 frame_thread_encoder
2189 # code dependency declarations
2191 # architecture extensions
2196 armv8_deps="aarch64"
2197 neon_deps_any="aarch64 arm"
2198 intrinsics_neon_deps="neon"
2199 vfp_deps_any="aarch64 arm"
2203 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
2207 mipsdspr2_deps="mips"
2208 mips32r2_deps="mips"
2209 mips32r5_deps="mips"
2210 mips32r6_deps="mips"
2211 mips64r2_deps="mips"
2212 mips64r6_deps="mips"
2224 x86_64_select="i686"
2225 x86_64_suggest="fast_cmov"
2228 amd3dnowext_deps="amd3dnow"
2245 mmx_external_deps="yasm"
2246 mmx_inline_deps="inline_asm"
2247 mmx_suggest="mmx_external mmx_inline"
2249 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
2250 eval dep=\$${ext}_deps
2251 eval ${ext}_external_deps='"${dep}_external"'
2252 eval ${ext}_inline_deps='"${dep}_inline"'
2253 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
2256 aligned_stack_if_any="aarch64 ppc x86"
2257 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
2258 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
2259 fast_unaligned_if_any="aarch64 ppc x86"
2260 simd_align_16_if_any="altivec neon sse"
2262 # system capabilities
2263 symver_if_any="symver_asm_label symver_gnu_asm"
2264 valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
2267 atomics_gcc_if_any="sync_val_compare_and_swap atomic_compare_exchange"
2268 atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
2269 atomics_win32_if="MemoryBarrier"
2270 atomics_native_if_any="$ATOMICS_LIST"
2271 w32threads_deps="atomics_native"
2272 threads_if_any="$THREADS_LIST"
2276 dirac_parse_select="golomb"
2277 error_resilience_select="me_cmp"
2278 faandct_deps="faan fdctdsp"
2279 faanidct_deps="faan idctdsp"
2280 h264dsp_select="startcode"
2281 frame_thread_encoder_deps="encoders threads"
2282 intrax8_select="blockdsp idctdsp"
2284 me_cmp_select="fdctdsp idctdsp pixblockdsp"
2285 mpeg_er_select="error_resilience"
2286 mpegaudio_select="mpegaudiodsp"
2287 mpegaudiodsp_select="dct"
2288 mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
2289 mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
2290 vc1dsp_select="h264chroma qpeldsp startcode"
2293 # decoders / encoders
2294 aac_decoder_select="imdct15 mdct sinewin"
2295 aac_fixed_decoder_select="mdct sinewin"
2296 aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
2297 aac_latm_decoder_select="aac_decoder aac_latm_parser"
2298 ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2299 ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2300 ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
2301 ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
2302 adpcm_g722_decoder_select="g722dsp"
2303 adpcm_g722_encoder_select="g722dsp"
2304 aic_decoder_select="golomb idctdsp"
2305 alac_encoder_select="lpc"
2306 als_decoder_select="bswapdsp"
2307 amrnb_decoder_select="lsp"
2308 amrwb_decoder_select="lsp"
2309 amv_decoder_select="sp5x_decoder exif"
2310 amv_encoder_select="aandcttables jpegtables mpegvideoenc"
2311 ape_decoder_select="bswapdsp llauddsp"
2312 apng_decoder_select="zlib"
2313 apng_encoder_select="huffyuvencdsp zlib"
2314 asv1_decoder_select="blockdsp bswapdsp idctdsp"
2315 asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
2316 asv2_decoder_select="blockdsp bswapdsp idctdsp"
2317 asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
2318 atrac1_decoder_select="mdct sinewin"
2319 atrac3_decoder_select="mdct"
2320 atrac3p_decoder_select="mdct sinewin"
2321 avrn_decoder_select="exif jpegtables"
2322 bink_decoder_select="blockdsp hpeldsp"
2323 binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
2324 binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
2325 cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
2326 cllc_decoder_select="bswapdsp"
2327 comfortnoise_encoder_select="lpc"
2328 cook_decoder_select="audiodsp mdct sinewin"
2329 cscd_decoder_select="lzo"
2330 cscd_decoder_suggest="zlib"
2331 dca_decoder_select="mdct"
2332 dds_decoder_select="texturedsp"
2333 dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
2334 dnxhd_decoder_select="blockdsp idctdsp"
2335 dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
2336 dvvideo_decoder_select="dvprofile idctdsp"
2337 dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
2338 dxa_decoder_select="zlib"
2339 dxv_decoder_select="lzf texturedsp"
2340 eac3_decoder_select="ac3_decoder"
2341 eac3_encoder_select="ac3_encoder"
2342 eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
2343 eatgq_decoder_select="aandcttables"
2344 eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
2345 exr_decoder_select="zlib"
2346 ffv1_decoder_select="golomb rangecoder"
2347 ffv1_encoder_select="rangecoder"
2348 ffvhuff_decoder_select="huffyuv_decoder"
2349 ffvhuff_encoder_select="huffyuv_encoder"
2350 fic_decoder_select="golomb"
2351 flac_decoder_select="flacdsp golomb"
2352 flac_encoder_select="bswapdsp flacdsp golomb lpc"
2353 flashsv2_decoder_select="zlib"
2354 flashsv2_encoder_select="zlib"
2355 flashsv_decoder_select="zlib"
2356 flashsv_encoder_select="zlib"
2357 flv_decoder_select="h263_decoder"
2358 flv_encoder_select="h263_encoder"
2359 fourxm_decoder_select="blockdsp bswapdsp"
2360 fraps_decoder_select="bswapdsp huffman"
2361 g2m_decoder_select="blockdsp idctdsp jpegtables zlib"
2362 g729_decoder_select="audiodsp"
2363 h261_decoder_select="mpegvideo"
2364 h261_encoder_select="aandcttables mpegvideoenc"
2365 h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
2366 h263_encoder_select="aandcttables h263dsp mpegvideoenc"
2367 h263i_decoder_select="h263_decoder"
2368 h263p_decoder_select="h263_decoder"
2369 h263p_encoder_select="h263_encoder"
2370 h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
2371 h264_decoder_suggest="error_resilience"
2372 hap_decoder_select="snappy texturedsp"
2373 hap_encoder_deps="libsnappy"
2374 hap_encoder_select="texturedspenc"
2375 hevc_decoder_select="bswapdsp cabac golomb videodsp"
2376 huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
2377 huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llviddsp"
2378 iac_decoder_select="imc_decoder"
2379 imc_decoder_select="bswapdsp fft mdct sinewin"
2380 indeo3_decoder_select="hpeldsp"
2381 indeo4_decoder_select="ividsp"
2382 indeo5_decoder_select="ividsp"
2383 interplay_video_decoder_select="hpeldsp"
2384 jpegls_decoder_select="golomb mjpeg_decoder"
2385 jpegls_encoder_select="golomb"
2386 jv_decoder_select="blockdsp"
2387 lagarith_decoder_select="huffyuvdsp"
2388 ljpeg_encoder_select="aandcttables idctdsp jpegtables"
2389 loco_decoder_select="golomb"
2390 mdec_decoder_select="blockdsp idctdsp mpegvideo"
2391 metasound_decoder_select="lsp mdct sinewin"
2392 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
2393 mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
2394 mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
2395 mjpegb_decoder_select="mjpeg_decoder"
2396 mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
2397 mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
2398 mlp_decoder_select="mlp_parser"
2399 motionpixels_decoder_select="bswapdsp"
2400 mp1_decoder_select="mpegaudio"
2401 mp1float_decoder_select="mpegaudio"
2402 mp2_decoder_select="mpegaudio"
2403 mp2float_decoder_select="mpegaudio"
2404 mp3_decoder_select="mpegaudio"
2405 mp3adu_decoder_select="mpegaudio"
2406 mp3adufloat_decoder_select="mpegaudio"
2407 mp3float_decoder_select="mpegaudio"
2408 mp3on4_decoder_select="mpegaudio"
2409 mp3on4float_decoder_select="mpegaudio"
2410 mpc7_decoder_select="bswapdsp mpegaudiodsp"
2411 mpc8_decoder_select="mpegaudiodsp"
2412 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
2413 mpeg_xvmc_decoder_select="mpeg2video_decoder"
2414 mpegvideo_decoder_select="mpegvideo"
2415 mpeg1video_decoder_select="mpegvideo"
2416 mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
2417 mpeg2video_decoder_select="mpegvideo"
2418 mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
2419 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
2420 mpeg4_encoder_select="h263_encoder"
2421 msa1_decoder_select="mss34dsp"
2422 msmpeg4v1_decoder_select="h263_decoder"
2423 msmpeg4v2_decoder_select="h263_decoder"
2424 msmpeg4v2_encoder_select="h263_encoder"
2425 msmpeg4v3_decoder_select="h263_decoder"
2426 msmpeg4v3_encoder_select="h263_encoder"
2427 mss2_decoder_select="vc1_decoder mpegvideo"
2428 mts2_decoder_select="mss34dsp"
2429 mxpeg_decoder_select="mjpeg_decoder"
2430 nellymoser_decoder_select="mdct sinewin"
2431 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2432 nuv_decoder_select="idctdsp lzo"
2433 on2avc_decoder_select="mdct"
2434 opus_decoder_deps="swresample"
2435 opus_decoder_select="imdct15"
2436 png_decoder_select="zlib"
2437 png_encoder_select="huffyuvencdsp zlib"
2438 prores_decoder_select="blockdsp idctdsp"
2439 prores_encoder_select="fdctdsp"
2440 qcelp_decoder_select="lsp"
2441 qdm2_decoder_select="mdct rdft mpegaudiodsp"
2442 ra_144_decoder_select="audiodsp"
2443 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
2444 ralf_decoder_select="golomb"
2445 rawvideo_decoder_select="bswapdsp"
2446 rscc_decoder_select="zlib"
2447 rtjpeg_decoder_select="me_cmp"
2448 rv10_decoder_select="h263_decoder"
2449 rv10_encoder_select="h263_encoder"
2450 rv20_decoder_select="h263_decoder"
2451 rv20_encoder_select="h263_encoder"
2452 rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2453 rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
2454 screenpresso_decoder_select="zlib"
2455 shorten_decoder_select="golomb"
2456 sipr_decoder_select="lsp"
2457 snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
2458 snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
2459 sonic_decoder_select="golomb rangecoder"
2460 sonic_encoder_select="golomb rangecoder"
2461 sonic_ls_encoder_select="golomb rangecoder"
2462 sp5x_decoder_select="mjpeg_decoder"
2463 svq1_decoder_select="hpeldsp"
2464 svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
2465 svq3_decoder_select="golomb h264dsp h264pred hpeldsp tpeldsp videodsp"
2466 svq3_decoder_suggest="zlib"
2467 tak_decoder_select="audiodsp"
2468 tdsc_decoder_select="zlib mjpeg_decoder"
2469 theora_decoder_select="vp3_decoder"
2470 thp_decoder_select="mjpeg_decoder"
2471 tiff_decoder_suggest="zlib lzma"
2472 tiff_encoder_suggest="zlib"
2473 truehd_decoder_select="mlp_parser"
2474 truemotion2_decoder_select="bswapdsp"
2475 truespeech_decoder_select="bswapdsp"
2476 tscc_decoder_select="zlib"
2477 twinvq_decoder_select="mdct lsp sinewin"
2478 txd_decoder_select="texturedsp"
2479 utvideo_decoder_select="bswapdsp"
2480 utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
2481 vble_decoder_select="huffyuvdsp"
2482 vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
2483 vc1_qsv_decoder_deps="libmfx"
2484 vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel"
2485 vc1image_decoder_select="vc1_decoder"
2486 vorbis_decoder_select="mdct"
2487 vorbis_encoder_select="mdct"
2488 vp3_decoder_select="hpeldsp vp3dsp videodsp"
2489 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2490 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
2491 vp6a_decoder_select="vp6_decoder"
2492 vp6f_decoder_select="vp6_decoder"
2493 vp7_decoder_select="h264pred videodsp vp8dsp"
2494 vp8_decoder_select="h264pred videodsp vp8dsp"
2495 vp9_decoder_select="videodsp vp9_parser"
2496 webp_decoder_select="vp8_decoder exif"
2497 wmalossless_decoder_select="llauddsp"
2498 wmapro_decoder_select="mdct sinewin wma_freqs"
2499 wmav1_decoder_select="mdct sinewin wma_freqs"
2500 wmav1_encoder_select="mdct sinewin wma_freqs"
2501 wmav2_decoder_select="mdct sinewin wma_freqs"
2502 wmav2_encoder_select="mdct sinewin wma_freqs"
2503 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
2504 wmv1_decoder_select="h263_decoder"
2505 wmv1_encoder_select="h263_encoder"
2506 wmv2_decoder_select="blockdsp error_resilience h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2507 wmv2_encoder_select="h263_encoder wmv2dsp"
2508 wmv3_decoder_select="vc1_decoder"
2509 wmv3image_decoder_select="wmv3_decoder"
2510 xma1_decoder_select="wmapro_decoder"
2511 xma2_decoder_select="wmapro_decoder"
2512 zerocodec_decoder_select="zlib"
2513 zlib_decoder_select="zlib"
2514 zlib_encoder_select="zlib"
2515 zmbv_decoder_select="zlib"
2516 zmbv_encoder_select="zlib"
2519 audiotoolbox_deps="AudioToolbox_AudioToolbox_h"
2520 audiotoolbox_extralibs="-framework CoreFoundation -framework AudioToolbox -framework CoreMedia"
2522 # hardware accelerators
2523 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
2524 d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
2525 dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
2526 vaapi_deps="va_va_h"
2527 vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h"
2528 vda_framework_extralibs="-framework VideoDecodeAcceleration"
2529 vda_deps="vda_framework pthreads"
2530 vda_extralibs="-framework CoreFoundation -framework QuartzCore"
2531 vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2532 videotoolbox_hwaccel_deps="videotoolbox pthreads"
2533 videotoolbox_hwaccel_extralibs="-framework QuartzCore"
2534 xvmc_deps="X11_extensions_XvMClib_h"
2536 h263_vaapi_hwaccel_deps="vaapi"
2537 h263_vaapi_hwaccel_select="h263_decoder"
2538 h263_videotoolbox_hwaccel_deps="videotoolbox"
2539 h263_videotoolbox_hwaccel_select="h263_decoder"
2540 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
2541 h264_d3d11va_hwaccel_deps="d3d11va"
2542 h264_d3d11va_hwaccel_select="h264_decoder"
2543 h264_dxva2_hwaccel_deps="dxva2"
2544 h264_dxva2_hwaccel_select="h264_decoder"
2545 h264_mediacodec_decoder_deps="mediacodec"
2546 h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
2547 h264_mmal_decoder_deps="mmal"
2548 h264_mmal_decoder_select="mmal"
2549 h264_mmal_hwaccel_deps="mmal"
2550 h264_omx_encoder_deps="omx"
2551 h264_qsv_hwaccel_deps="libmfx"
2552 h264_vaapi_hwaccel_deps="vaapi"
2553 h264_vaapi_hwaccel_select="h264_decoder"
2554 h264_vda_decoder_deps="vda"
2555 h264_vda_decoder_select="h264_decoder"
2556 h264_vda_hwaccel_deps="vda"
2557 h264_vda_hwaccel_select="h264_decoder"
2558 h264_vda_old_hwaccel_deps="vda"
2559 h264_vda_old_hwaccel_select="h264_decoder"
2560 h264_vdpau_decoder_deps="vdpau"
2561 h264_vdpau_decoder_select="h264_decoder"
2562 h264_vdpau_hwaccel_deps="vdpau"
2563 h264_vdpau_hwaccel_select="h264_decoder"
2564 h264_videotoolbox_hwaccel_deps="videotoolbox"
2565 h264_videotoolbox_hwaccel_select="h264_decoder"
2566 hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2567 hevc_d3d11va_hwaccel_select="hevc_decoder"
2568 hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2569 hevc_dxva2_hwaccel_select="hevc_decoder"
2570 hevc_qsv_hwaccel_deps="libmfx"
2571 hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
2572 hevc_vaapi_hwaccel_select="hevc_decoder"
2573 hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
2574 hevc_vdpau_hwaccel_select="hevc_decoder"
2575 mpeg_vdpau_decoder_deps="vdpau"
2576 mpeg_vdpau_decoder_select="mpeg2video_decoder"
2577 mpeg_xvmc_hwaccel_deps="xvmc"
2578 mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
2579 mpeg1_vdpau_decoder_deps="vdpau"
2580 mpeg1_vdpau_decoder_select="mpeg1video_decoder"
2581 mpeg1_vdpau_hwaccel_deps="vdpau"
2582 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
2583 mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
2584 mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
2585 mpeg1_xvmc_hwaccel_deps="xvmc"
2586 mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
2587 mpeg2_crystalhd_decoder_select="crystalhd"
2588 mpeg2_d3d11va_hwaccel_deps="d3d11va"
2589 mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
2590 mpeg2_dxva2_hwaccel_deps="dxva2"
2591 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
2592 mpeg2_mmal_decoder_deps="mmal"
2593 mpeg2_mmal_decoder_select="mmal"
2594 mpeg2_mmal_hwaccel_deps="mmal"
2595 mpeg2_qsv_hwaccel_deps="libmfx"
2596 mpeg2_qsv_hwaccel_select="qsvdec_mpeg2"
2597 mpeg2_vaapi_hwaccel_deps="vaapi"
2598 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2599 mpeg2_vdpau_hwaccel_deps="vdpau"
2600 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2601 mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
2602 mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
2603 mpeg2_xvmc_hwaccel_deps="xvmc"
2604 mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
2605 mpeg4_crystalhd_decoder_select="crystalhd"
2606 mpeg4_mmal_decoder_deps="mmal"
2607 mpeg4_mmal_decoder_select="mmal"
2608 mpeg4_mmal_hwaccel_deps="mmal"
2609 mpeg4_omx_encoder_deps="omx"
2610 mpeg4_vaapi_hwaccel_deps="vaapi"
2611 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
2612 mpeg4_vdpau_decoder_deps="vdpau"
2613 mpeg4_vdpau_decoder_select="mpeg4_decoder"
2614 mpeg4_vdpau_hwaccel_deps="vdpau"
2615 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
2616 mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
2617 mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
2618 msmpeg4_crystalhd_decoder_select="crystalhd"
2619 vc1_crystalhd_decoder_select="crystalhd"
2620 vc1_d3d11va_hwaccel_deps="d3d11va"
2621 vc1_d3d11va_hwaccel_select="vc1_decoder"
2622 vc1_dxva2_hwaccel_deps="dxva2"
2623 vc1_dxva2_hwaccel_select="vc1_decoder"
2624 vc1_mmal_decoder_deps="mmal"
2625 vc1_mmal_decoder_select="mmal"
2626 vc1_mmal_hwaccel_deps="mmal"
2627 vc1_qsv_hwaccel_deps="libmfx"
2628 vc1_qsv_hwaccel_select="qsvdec_vc1"
2629 vc1_vaapi_hwaccel_deps="vaapi"
2630 vc1_vaapi_hwaccel_select="vc1_decoder"
2631 vc1_vdpau_decoder_deps="vdpau"
2632 vc1_vdpau_decoder_select="vc1_decoder"
2633 vc1_vdpau_hwaccel_deps="vdpau"
2634 vc1_vdpau_hwaccel_select="vc1_decoder"
2635 vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
2636 vp9_d3d11va_hwaccel_select="vp9_decoder"
2637 vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
2638 vp9_dxva2_hwaccel_select="vp9_decoder"
2639 vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9"
2640 vp9_vaapi_hwaccel_select="vp9_decoder"
2641 wmv3_crystalhd_decoder_select="crystalhd"
2642 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
2643 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2644 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
2645 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2646 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
2648 # hardware-accelerated codecs
2649 omx_deps="dlopen pthreads"
2650 omx_extralibs='$ldl'
2653 vaapi_encode_deps="vaapi"
2655 hwupload_cuda_filter_deps="cuda"
2656 scale_npp_filter_deps="cuda libnpp"
2658 nvenc_encoder_deps="nvenc"
2659 h264_qsv_decoder_deps="libmfx"
2660 h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
2661 h264_qsv_encoder_deps="libmfx"
2662 h264_qsv_encoder_select="qsvenc"
2663 h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
2664 h264_vaapi_encoder_select="vaapi_encode golomb"
2666 hevc_qsv_decoder_deps="libmfx"
2667 hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
2668 hevc_qsv_encoder_deps="libmfx"
2669 hevc_qsv_encoder_select="qsvenc"
2670 hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
2671 hevc_vaapi_encoder_select="vaapi_encode golomb"
2672 mpeg2_qsv_decoder_deps="libmfx"
2673 mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel"
2674 mpeg2_qsv_encoder_deps="libmfx"
2675 mpeg2_qsv_encoder_select="qsvenc"
2676 nvenc_h264_encoder_deps="nvenc"
2677 nvenc_hevc_encoder_deps="nvenc"
2680 h264_parser_select="h264_decoder"
2681 hevc_parser_select="golomb"
2682 mpegvideo_parser_select="mpegvideo"
2683 mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
2684 vc1_parser_select="vc1dsp"
2687 mjpeg2jpeg_bsf_select="jpegtables"
2689 # external libraries
2690 aac_at_decoder_deps="audiotoolbox"
2691 ac3_at_decoder_deps="audiotoolbox"
2692 ac3_at_decoder_select="ac3_parser"
2693 adpcm_ima_qt_at_decoder_deps="audiotoolbox"
2694 alac_at_decoder_deps="audiotoolbox"
2695 amr_nb_at_decoder_deps="audiotoolbox"
2696 eac3_at_decoder_deps="audiotoolbox"
2697 eac3_at_decoder_select="ac3_parser"
2698 gsm_ms_at_decoder_deps="audiotoolbox"
2699 ilbc_at_decoder_deps="audiotoolbox"
2700 mp1_at_decoder_deps="audiotoolbox"
2701 mp2_at_decoder_deps="audiotoolbox"
2702 mp3_at_decoder_deps="audiotoolbox"
2703 pcm_alaw_at_decoder_deps="audiotoolbox"
2704 pcm_mulaw_at_decoder_deps="audiotoolbox"
2705 qdmc_at_decoder_deps="audiotoolbox"
2706 qdm2_at_decoder_deps="audiotoolbox"
2707 aac_at_encoder_deps="audiotoolbox"
2708 aac_at_encoder_select="audio_frame_queue"
2709 alac_at_encoder_deps="audiotoolbox"
2710 alac_at_encoder_select="audio_frame_queue"
2711 ilbc_at_encoder_deps="audiotoolbox"
2712 ilbc_at_encoder_select="audio_frame_queue"
2713 pcm_alaw_at_encoder_deps="audiotoolbox"
2714 pcm_alaw_at_encoder_select="audio_frame_queue"
2715 pcm_mulaw_at_encoder_deps="audiotoolbox"
2716 pcm_mulaw_at_encoder_select="audio_frame_queue"
2717 chromaprint_muxer_deps="chromaprint"
2718 h264_videotoolbox_encoder_deps="videotoolbox_encoder pthreads"
2719 libcelt_decoder_deps="libcelt"
2720 libfaac_encoder_deps="libfaac"
2721 libfaac_encoder_select="audio_frame_queue"
2722 libfdk_aac_decoder_deps="libfdk_aac"
2723 libfdk_aac_encoder_deps="libfdk_aac"
2724 libfdk_aac_encoder_select="audio_frame_queue"
2725 libgme_demuxer_deps="libgme"
2726 libgsm_decoder_deps="libgsm"
2727 libgsm_encoder_deps="libgsm"
2728 libgsm_ms_decoder_deps="libgsm"
2729 libgsm_ms_encoder_deps="libgsm"
2730 libilbc_decoder_deps="libilbc"
2731 libilbc_encoder_deps="libilbc"
2732 libkvazaar_encoder_deps="libkvazaar"
2733 libmodplug_demuxer_deps="libmodplug"
2734 libmp3lame_encoder_deps="libmp3lame"
2735 libmp3lame_encoder_select="audio_frame_queue"
2736 libopencore_amrnb_decoder_deps="libopencore_amrnb"
2737 libopencore_amrnb_encoder_deps="libopencore_amrnb"
2738 libopencore_amrnb_encoder_select="audio_frame_queue"
2739 libopencore_amrwb_decoder_deps="libopencore_amrwb"
2740 libopenh264_encoder_deps="libopenh264"
2741 libopenjpeg_decoder_deps="libopenjpeg"
2742 libopenjpeg_encoder_deps="libopenjpeg"
2743 libopus_decoder_deps="libopus"
2744 libopus_encoder_deps="libopus"
2745 libopus_encoder_select="audio_frame_queue"
2746 libschroedinger_decoder_deps="libschroedinger"
2747 libschroedinger_encoder_deps="libschroedinger"
2748 libshine_encoder_deps="libshine"
2749 libshine_encoder_select="audio_frame_queue"
2750 libspeex_decoder_deps="libspeex"
2751 libspeex_encoder_deps="libspeex"
2752 libspeex_encoder_select="audio_frame_queue"
2753 libtheora_encoder_deps="libtheora"
2754 libtwolame_encoder_deps="libtwolame"
2755 libutvideo_decoder_deps="libutvideo"
2756 libutvideo_encoder_deps="libutvideo"
2757 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
2758 libvorbis_decoder_deps="libvorbis"
2759 libvorbis_encoder_deps="libvorbis"
2760 libvorbis_encoder_select="audio_frame_queue"
2761 libvpx_vp8_decoder_deps="libvpx"
2762 libvpx_vp8_encoder_deps="libvpx"
2763 libvpx_vp9_decoder_deps="libvpx"
2764 libvpx_vp9_encoder_deps="libvpx"
2765 libwavpack_encoder_deps="libwavpack"
2766 libwebp_encoder_deps="libwebp"
2767 libwebp_anim_encoder_deps="libwebp"
2768 libx262_encoder_deps="libx262"
2769 libx264_encoder_deps="libx264"
2770 libx264rgb_encoder_deps="libx264"
2771 libx264rgb_encoder_select="libx264_encoder"
2772 libx265_encoder_deps="libx265"
2773 libxavs_encoder_deps="libxavs"
2774 libxvid_encoder_deps="libxvid"
2775 libzvbi_teletext_decoder_deps="libzvbi"
2776 videotoolbox_deps="VideoToolbox_VideoToolbox_h"
2777 videotoolbox_extralibs="-framework CoreFoundation -framework VideoToolbox -framework CoreMedia -framework CoreVideo"
2778 videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
2779 videotoolbox_encoder_suggest="vda_framework vt_bt2020"
2780 vt_bt2020_deps="kCVImageBufferColorPrimaries_ITU_R_2020"
2783 ac3_demuxer_select="ac3_parser"
2784 asf_demuxer_select="riffdec"
2785 asf_o_demuxer_select="riffdec"
2786 asf_muxer_select="riffenc"
2787 asf_stream_muxer_select="asf_muxer"
2788 avi_demuxer_select="iso_media riffdec exif"
2789 avi_muxer_select="riffenc"
2790 avisynth_demuxer_deps="avisynth"
2791 avisynth_demuxer_select="riffdec"
2792 caf_demuxer_select="iso_media riffdec"
2793 dash_muxer_select="mp4_muxer"
2794 dirac_demuxer_select="dirac_parser"
2795 dts_demuxer_select="dca_parser"
2796 dtshd_demuxer_select="dca_parser"
2797 dv_demuxer_select="dvprofile"
2798 dv_muxer_select="dvprofile"
2799 dxa_demuxer_select="riffdec"
2800 eac3_demuxer_select="ac3_parser"
2801 f4v_muxer_select="mov_muxer"
2802 flac_demuxer_select="flac_parser"
2803 hds_muxer_select="flv_muxer"
2804 hls_muxer_select="mpegts_muxer"
2805 image2_alias_pix_demuxer_select="image2_demuxer"
2806 image2_brender_pix_demuxer_select="image2_demuxer"
2807 ipod_muxer_select="mov_muxer"
2808 ismv_muxer_select="mov_muxer"
2809 libnut_demuxer_deps="libnut"
2810 libnut_muxer_deps="libnut"
2811 matroska_audio_muxer_select="matroska_muxer"
2812 matroska_demuxer_select="iso_media riffdec"
2813 matroska_demuxer_suggest="bzlib lzo zlib"
2814 matroska_muxer_select="iso_media riffenc"
2815 mmf_muxer_select="riffenc"
2816 mov_demuxer_select="iso_media riffdec"
2817 mov_demuxer_suggest="zlib"
2818 mov_muxer_select="iso_media riffenc rtpenc_chain"
2819 mp3_demuxer_select="mpegaudio_parser"
2820 mp4_muxer_select="mov_muxer"
2821 mpegts_demuxer_select="iso_media"
2822 mpegts_muxer_select="adts_muxer latm_muxer"
2823 mpegtsraw_demuxer_select="mpegts_demuxer"
2824 mxf_d10_muxer_select="mxf_muxer"
2825 mxf_opatom_muxer_select="mxf_muxer"
2826 nut_muxer_select="riffenc"
2827 nuv_demuxer_select="riffdec"
2828 oga_muxer_select="ogg_muxer"
2829 ogg_demuxer_select="dirac_parse"
2830 opus_muxer_select="ogg_muxer"
2831 psp_muxer_select="mov_muxer"
2832 rtp_demuxer_select="sdp_demuxer"
2833 rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol srtp"
2834 rtsp_demuxer_select="http_protocol rtpdec"
2835 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
2836 sap_demuxer_select="sdp_demuxer"
2837 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
2838 sdp_demuxer_select="rtpdec"
2839 smoothstreaming_muxer_select="ismv_muxer"
2840 spdif_muxer_select="aac_parser"
2841 spx_muxer_select="ogg_muxer"
2842 swf_demuxer_suggest="zlib"
2843 tak_demuxer_select="tak_parser"
2844 tg2_muxer_select="mov_muxer"
2845 tgp_muxer_select="mov_muxer"
2846 vobsub_demuxer_select="mpegps_demuxer"
2847 w64_demuxer_select="wav_demuxer"
2848 w64_muxer_select="wav_muxer"
2849 wav_demuxer_select="riffdec"
2850 wav_muxer_select="riffenc"
2851 webm_muxer_select="iso_media riffenc"
2852 webm_dash_manifest_demuxer_select="matroska_demuxer"
2853 wtv_demuxer_select="mpegts_demuxer riffdec"
2854 wtv_muxer_select="mpegts_muxer riffenc"
2855 xmv_demuxer_select="riffdec"
2856 xwma_demuxer_select="riffdec"
2859 alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
2860 alsa_outdev_deps="alsa_asoundlib_h"
2861 avfoundation_indev_extralibs="-framework CoreVideo -framework Foundation -framework AVFoundation -framework CoreMedia"
2862 avfoundation_indev_select="avfoundation"
2863 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
2864 caca_outdev_deps="libcaca"
2865 decklink_indev_deps="decklink pthreads"
2866 decklink_indev_extralibs="-lstdc++"
2867 decklink_outdev_deps="decklink pthreads"
2868 decklink_outdev_extralibs="-lstdc++"
2869 dshow_indev_deps="IBaseFilter"
2870 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
2871 dv1394_indev_deps="dv1394"
2872 dv1394_indev_select="dv_demuxer"
2873 fbdev_indev_deps="linux_fb_h"
2874 fbdev_outdev_deps="linux_fb_h"
2875 gdigrab_indev_deps="CreateDIBSection"
2876 gdigrab_indev_extralibs="-lgdi32"
2877 gdigrab_indev_select="bmp_decoder"
2878 iec61883_indev_deps="libiec61883"
2879 jack_indev_deps="jack_jack_h"
2880 jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
2881 lavfi_indev_deps="avfilter"
2882 libcdio_indev_deps="libcdio"
2883 libdc1394_indev_deps="libdc1394"
2884 libv4l2_indev_deps="libv4l2"
2885 openal_indev_deps="openal"
2886 opengl_outdev_deps="opengl"
2887 oss_indev_deps_any="soundcard_h sys_soundcard_h"
2888 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
2889 pulse_indev_deps="libpulse"
2890 pulse_outdev_deps="libpulse"
2891 qtkit_indev_extralibs="-framework QTKit -framework Foundation -framework QuartzCore"
2892 qtkit_indev_select="qtkit"
2893 sdl_outdev_deps="sdl"
2894 sndio_indev_deps="sndio_h"
2895 sndio_outdev_deps="sndio_h"
2896 v4l_indev_deps="linux_videodev_h"
2897 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
2898 v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
2899 vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
2900 vfwcap_indev_extralibs="-lavicap32"
2901 x11grab_indev_deps="x11grab"
2902 x11grab_xcb_indev_deps="libxcb"
2903 xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
2904 xv_outdev_extralibs="-lXv -lX11 -lXext"
2907 async_protocol_deps="threads"
2908 bluray_protocol_deps="libbluray"
2909 ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2910 ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
2911 ffrtmpcrypt_protocol_select="tcp_protocol"
2912 ffrtmphttp_protocol_deps="!librtmp_protocol"
2913 ffrtmphttp_protocol_select="http_protocol"
2914 ftp_protocol_select="tcp_protocol"
2915 gopher_protocol_select="network"
2916 http_protocol_select="tcp_protocol"
2917 httpproxy_protocol_select="tcp_protocol"
2918 https_protocol_select="tls_protocol"
2919 icecast_protocol_select="http_protocol"
2920 librtmp_protocol_deps="librtmp"
2921 librtmpe_protocol_deps="librtmp"
2922 librtmps_protocol_deps="librtmp"
2923 librtmpt_protocol_deps="librtmp"
2924 librtmpte_protocol_deps="librtmp"
2925 libsmbclient_protocol_deps="libsmbclient gplv3"
2926 libssh_protocol_deps="libssh"
2927 mmsh_protocol_select="http_protocol"
2928 mmst_protocol_select="network"
2929 rtmp_protocol_deps="!librtmp_protocol"
2930 rtmp_protocol_select="tcp_protocol"
2931 rtmpe_protocol_select="ffrtmpcrypt_protocol"
2932 rtmps_protocol_deps="!librtmp_protocol"
2933 rtmps_protocol_select="tls_protocol"
2934 rtmpt_protocol_select="ffrtmphttp_protocol"
2935 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
2936 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
2937 rtp_protocol_select="udp_protocol"
2938 sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
2939 sctp_protocol_select="network"
2940 srtp_protocol_select="rtp_protocol srtp"
2941 tcp_protocol_select="network"
2942 tls_gnutls_protocol_deps="gnutls !tls_schannel_protocol !tls_securetransport_protocol"
2943 tls_gnutls_protocol_select="tcp_protocol"
2944 tls_openssl_protocol_deps="openssl !tls_schannel_protocol !tls_securetransport_protocol !tls_gnutls_protocol"
2945 tls_openssl_protocol_select="tcp_protocol"
2946 tls_schannel_protocol_deps="schannel"
2947 tls_schannel_protocol_select="tcp_protocol"
2948 tls_securetransport_protocol_deps="securetransport"
2949 tls_securetransport_protocol_select="tcp_protocol"
2950 tls_protocol_deps_any="tls_schannel_protocol tls_securetransport_protocol tls_gnutls_protocol tls_openssl_protocol"
2951 udp_protocol_select="network"
2952 udplite_protocol_select="network"
2953 unix_protocol_deps="sys_un_h"
2954 unix_protocol_select="network"
2957 afftfilt_filter_deps="avcodec"
2958 afftfilt_filter_select="fft"
2959 amovie_filter_deps="avcodec avformat"
2960 aresample_filter_deps="swresample"
2961 ass_filter_deps="libass"
2962 asyncts_filter_deps="avresample"
2963 atempo_filter_deps="avcodec"
2964 atempo_filter_select="rdft"
2965 azmq_filter_deps="libzmq"
2966 blackframe_filter_deps="gpl"
2967 boxblur_filter_deps="gpl"
2968 bs2b_filter_deps="libbs2b"
2969 colormatrix_filter_deps="gpl"
2970 cover_rect_filter_deps="avcodec avformat gpl"
2971 cropdetect_filter_deps="gpl"
2972 delogo_filter_deps="gpl"
2973 deshake_filter_select="pixelutils"
2974 drawtext_filter_deps="libfreetype"
2975 ebur128_filter_deps="gpl"
2976 eq_filter_deps="gpl"
2977 fftfilt_filter_deps="avcodec"
2978 fftfilt_filter_select="rdft"
2979 find_rect_filter_deps="avcodec avformat gpl"
2980 firequalizer_filter_deps="avcodec"
2981 firequalizer_filter_select="rdft"
2982 flite_filter_deps="libflite"
2983 framerate_filter_select="pixelutils"
2984 frei0r_filter_deps="frei0r dlopen"
2985 frei0r_src_filter_deps="frei0r dlopen"
2986 fspp_filter_deps="gpl"
2987 geq_filter_deps="gpl"
2988 histeq_filter_deps="gpl"
2989 hqdn3d_filter_deps="gpl"
2990 interlace_filter_deps="gpl"
2991 kerndeint_filter_deps="gpl"
2992 ladspa_filter_deps="ladspa dlopen"
2993 loudnorm_filter_deps="libebur128"
2994 mcdeint_filter_deps="avcodec gpl"
2995 movie_filter_deps="avcodec avformat"
2996 mpdecimate_filter_deps="gpl"
2997 mpdecimate_filter_select="pixelutils"
2998 mptestsrc_filter_deps="gpl"
2999 negate_filter_deps="lut_filter"
3000 nnedi_filter_deps="gpl"
3001 ocr_filter_deps="libtesseract"
3002 ocv_filter_deps="libopencv"
3003 owdenoise_filter_deps="gpl"
3004 pan_filter_deps="swresample"
3005 perspective_filter_deps="gpl"
3006 phase_filter_deps="gpl"
3007 pp7_filter_deps="gpl"
3008 pp_filter_deps="gpl postproc"
3009 pullup_filter_deps="gpl"
3010 removelogo_filter_deps="avcodec avformat swscale"
3011 repeatfields_filter_deps="gpl"
3012 resample_filter_deps="avresample"
3013 rubberband_filter_deps="librubberband"
3014 sab_filter_deps="gpl swscale"
3015 scale2ref_filter_deps="swscale"
3016 scale_filter_deps="swscale"
3017 select_filter_select="pixelutils"
3018 showcqt_filter_deps="avcodec avformat swscale"
3019 showcqt_filter_select="fft"
3020 showfreqs_filter_deps="avcodec"
3021 showfreqs_filter_select="fft"
3022 showspectrum_filter_deps="avcodec"
3023 showspectrum_filter_select="fft"
3024 showspectrumpic_filter_deps="avcodec"
3025 showspectrumpic_filter_select="fft"
3026 smartblur_filter_deps="gpl swscale"
3027 sofalizer_filter_deps="netcdf avcodec"
3028 sofalizer_filter_select="fft"
3029 spectrumsynth_filter_deps="avcodec"
3030 spectrumsynth_filter_select="fft"
3031 spp_filter_deps="gpl avcodec"
3032 spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
3033 stereo3d_filter_deps="gpl"
3034 subtitles_filter_deps="avformat avcodec libass"
3035 super2xsai_filter_deps="gpl"
3036 pixfmts_super2xsai_test_deps="super2xsai_filter"
3037 tinterlace_filter_deps="gpl"
3038 tinterlace_merge_test_deps="tinterlace_filter"
3039 tinterlace_pad_test_deps="tinterlace_filter"
3040 uspp_filter_deps="gpl avcodec"
3041 vidstabdetect_filter_deps="libvidstab"
3042 vidstabtransform_filter_deps="libvidstab"
3043 zmq_filter_deps="libzmq"
3044 zoompan_filter_deps="swscale"
3045 zscale_filter_deps="libzimg"
3046 scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
3049 avcodec_example_deps="avcodec avutil"
3050 avio_dir_cmd="avformat avutil"
3051 avio_reading="avformat avcodec avutil"
3052 decoding_encoding_example_deps="avcodec avformat avutil"
3053 demuxing_decoding_example_deps="avcodec avformat avutil"
3054 extract_mvs_example_deps="avcodec avformat avutil"
3055 filter_audio_example_deps="avfilter avutil"
3056 filtering_audio_example_deps="avfilter avcodec avformat avutil"
3057 filtering_video_example_deps="avfilter avcodec avformat avutil"
3058 metadata_example_deps="avformat avutil"
3059 muxing_example_deps="avcodec avformat avutil swscale"
3060 qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
3061 remuxing_example_deps="avcodec avformat avutil"
3062 resampling_audio_example_deps="avutil swresample"
3063 scaling_video_example_deps="avutil swscale"
3064 transcode_aac_example_deps="avcodec avformat swresample"
3065 transcoding_example_deps="avfilter avcodec avformat avutil"
3067 # libraries, in linking order
3068 avcodec_deps="avutil"
3069 avdevice_deps="avformat avcodec avutil"
3070 avfilter_deps="avutil"
3071 avformat_deps="avcodec avutil"
3072 avresample_deps="avutil"
3073 postproc_deps="avutil gpl"
3074 swresample_deps="avutil"
3075 swscale_deps="avutil"
3078 ffmpeg_deps="avcodec avfilter avformat swresample"
3079 ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
3081 setpts_filter trim_filter"
3082 ffplay_deps="avcodec avformat swscale swresample sdl"
3083 ffplay_libs='$sdl_libs'
3084 ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
3085 ffprobe_deps="avcodec avformat"
3086 ffserver_deps="avformat fork sarestart"
3087 ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
3090 podpages_deps="perl"
3091 manpages_deps="perl pod2man"
3092 htmlpages_deps="perl"
3093 htmlpages_deps_any="makeinfo_html texi2html"
3094 txtpages_deps="perl makeinfo"
3095 doc_deps_any="manpages htmlpages podpages txtpages"
3097 # default parameters
3099 logfile="config.log"
3101 # installation paths
3102 prefix_default="/usr/local"
3103 bindir_default='${prefix}/bin'
3104 datadir_default='${prefix}/share/ffmpeg'
3105 docdir_default='${prefix}/share/doc/ffmpeg'
3106 incdir_default='${prefix}/include'
3107 libdir_default='${prefix}/lib'
3108 mandir_default='${prefix}/share/man'
3114 host_cc_default="gcc"
3116 doxygen_default="doxygen"
3118 ln_s_default="ln -s -f"
3121 pkg_config_default=pkg-config
3122 ranlib_default="ranlib"
3123 strip_default="strip"
3124 yasmexe_default="yasm"
3125 windres_default="windres"
3128 target_os_default=$(tolower $(uname -s))
3129 host_os=$target_os_default
3132 if test "$target_os_default" = aix; then
3133 arch_default=$(uname -p)
3134 strip_default="strip -X32_64"
3136 arch_default=$(uname -m)
3141 # configurable options
3142 enable $PROGRAM_LIST
3143 enable $DOCUMENT_LIST
3144 enable $EXAMPLE_LIST
3145 enable $(filter_out avresample $LIBRARY_LIST)
3151 enable faan faandct faanidct
3152 enable optimizations
3153 enable runtime_cpudetect
3154 enable safe_bitstream_reader
3156 enable swscale_alpha
3157 enable valgrind_backtrace
3159 sws_max_filter_size_default=256
3160 set_default sws_max_filter_size
3162 # Enable platform codecs by default.
3165 # Enable hwaccels by default.
3166 enable d3d11va dxva2 vaapi vda vdpau videotoolbox_hwaccel xvmc
3169 enable vda_framework videotoolbox videotoolbox_encoder
3172 SHFLAGS='-shared -Wl,-soname,$$(@F)'
3175 FULLNAME='$(NAME)$(BUILDSUF)'
3176 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
3179 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
3180 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
3181 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
3182 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
3183 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
3184 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
3209 host_cflags_filter=echo
3210 host_ldflags_filter=echo
3212 target_path='$(CURDIR)'
3214 # since the object filename is not given with the -MM flag, the compiler
3215 # is only able to print the basename, and we must add the path ourselves
3216 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
3220 if test -f configure; then
3223 source_path=$(cd $(dirname "$0"); pwd)
3224 case "$source_path" in
3225 *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
3227 test -e "$source_path/config.h" &&
3228 die "Out of tree builds are impossible with config.h in source dir."
3235 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
3241 file=$source_path/$3
3242 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
3245 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
3246 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
3247 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
3248 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
3249 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
3250 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
3251 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
3252 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
3253 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
3255 find_things_extern(){
3258 file=$source_path/$3
3259 sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
3262 BSF_LIST=$(find_things_extern bsf AVBitStreamFilter libavcodec/bitstream_filters.c)
3263 PROTOCOL_LIST=$(find_things_extern protocol URLProtocol libavformat/protocols.c)
3279 for n in $COMPONENT_LIST; do
3280 v=$(toupper ${n%s})_LIST
3282 eval ${n}_if_any="\$$v"
3285 enable $ARCH_EXT_LIST
3288 echo "Unknown option \"$1\"."
3289 echo "See $0 --help for available options."
3293 print_in_columns() {
3294 cols=$(expr $ncols / 24)
3295 cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
3301 echo $* | sed s/$suffix//g | print_in_columns
3313 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
3314 echo "prob ${prob:-0.5}"
3322 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
3323 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
3332 --extra-ldexeflags=*)
3333 add_ldexeflags $optval
3335 --extra-ldlibflags=*)
3336 add_ldlibflags $optval
3339 add_extralibs $optval
3342 disable $INDEV_LIST $OUTDEV_LIST
3345 debuglevel="$optval"
3348 disable $PROGRAM_LIST
3350 --disable-everything)
3351 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3354 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
3355 disable $LIBRARY_LIST $PROGRAM_LIST doc
3358 --enable-random|--disable-random)
3359 action=${opt%%-random}
3360 do_random ${action#--} $COMPONENT_LIST
3362 --enable-random=*|--disable-random=*)
3363 action=${opt%%-random=*}
3364 do_random ${action#--} $optval
3366 --enable-*=*|--disable-*=*)
3367 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
3368 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
3369 eval list=\$$(toupper $thing)_LIST
3370 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
3371 list=$(filter "$name" $list)
3372 [ "$list" = "" ] && warn "Option $opt did not match anything"
3375 --enable-?*|--disable-?*)
3376 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
3377 if is_in $option $COMPONENT_LIST; then
3378 test $action = disable && action=unset
3379 eval $action \$$(toupper ${option%s})_LIST
3380 elif is_in $option $CMDLINE_SELECT; then
3387 NAME="${opt#--list-}"
3388 is_in $NAME $COMPONENT_LIST || die_unknown $opt
3390 eval show_list $NAME \$$(toupper $NAME)_LIST
3392 --help|-h) show_help
3394 --fatal-warnings) enable fatal_warnings
3397 optname="${opt%%=*}"
3398 optname="${optname#--}"
3399 optname=$(echo "$optname" | sed 's/-/_/g')
3400 if is_in $optname $CMDLINE_SET; then
3401 eval $optname='$optval'
3402 elif is_in $optname $CMDLINE_APPEND; then
3403 append $optname "$optval"
3415 disabled logging && logfile=/dev/null
3417 # Disable all the library-specific components if the library itself
3418 # is disabled, see AVCODEC_LIST and following _LIST variables.
3420 disable_components(){
3421 disabled ${1} && disable $(
3422 eval components="\$$(toupper ${1})_COMPONENTS"
3423 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
3427 map 'disable_components $v' $LIBRARY_LIST
3429 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
3432 test -n "$valgrind" && toolchain="valgrind-memcheck"
3434 case "$toolchain" in
3436 cc_default="${toolchain%-asan}"
3437 add_cflags -fsanitize=address
3438 add_ldflags -fsanitize=address
3441 cc_default="${toolchain%-msan}"
3442 add_cflags -fsanitize=memory -fsanitize-memory-track-origins
3443 add_ldflags -fsanitize=memory
3446 cc_default="${toolchain%-tsan}"
3447 add_cflags -fsanitize=thread -pie
3448 add_ldflags -fsanitize=thread -pie
3449 case "$toolchain" in
3457 cc_default="${toolchain%-usan}"
3458 add_cflags -fsanitize=undefined
3459 add_ldflags -fsanitize=undefined
3462 target_exec_default="valgrind"
3463 case "$toolchain" in
3465 target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
3468 target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
3473 # Check whether the current MSVC version needs the C99 converter.
3474 # From MSVC 2013 (compiler major version 18) onwards, it does actually
3475 # support enough of C99 to build ffmpeg. Default to the new
3476 # behaviour if the regexp was unable to match anything, since this
3477 # successfully parses the version number of existing supported
3478 # versions that require the converter (MSVC 2010 and 2012).
3479 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
3480 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
3483 cc_default="c99wrap cl"
3485 ld_default="$source_path/compat/windows/mslink"
3486 nm_default="dumpbin -symbols"
3493 target_os_default="win32"
3494 # Use a relative path for TMPDIR. This makes sure all the
3495 # ffconf temp files are written with a relative path, avoiding
3496 # issues with msys/win32 path conversion for MSVC parameters
3497 # such as -Fo<file> or -out:<file>.
3503 nm_default="dumpbin -symbols"
3505 target_os_default="win32"
3509 add_cflags -fprofile-arcs -ftest-coverage
3510 add_ldflags -fprofile-arcs -ftest-coverage
3513 add_cflags -fprofile-arcs -ftest-coverage
3514 add_ldflags --coverage
3517 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
3518 add_cflags -fno-strict-overflow -fstack-protector-all
3519 add_ldflags -Wl,-z,relro -Wl,-z,now
3522 die "Unknown toolchain $toolchain"
3526 test -n "$cross_prefix" && enable cross_compile
3528 if enabled cross_compile; then
3529 test -n "$arch" && test -n "$target_os" ||
3530 die "Must specify target arch and OS when cross-compiling"
3533 ar_default="${cross_prefix}${ar_default}"
3534 cc_default="${cross_prefix}${cc_default}"
3535 cxx_default="${cross_prefix}${cxx_default}"
3536 nm_default="${cross_prefix}${nm_default}"
3537 pkg_config_default="${cross_prefix}${pkg_config_default}"
3538 if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
3539 ranlib_default="${cross_prefix}${ranlib_default} -D"
3541 ranlib_default="${cross_prefix}${ranlib_default}"
3543 strip_default="${cross_prefix}${strip_default}"
3544 windres_default="${cross_prefix}${windres_default}"
3546 sysinclude_default="${sysroot}/usr/include"
3548 set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
3549 target_exec target_os yasmexe
3550 enabled cross_compile || host_cc_default=$cc
3553 pkg_config_fail_message=""
3554 if ! $pkg_config --version >/dev/null 2>&1; then
3555 warn "$pkg_config not found, library detection may fail."
3557 elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
3558 pkg_config_fail_message="
3559 Note: When building a static binary, add --pkg-config-flags=\"--static\"."
3562 if test $doxygen != $doxygen_default && \
3563 ! $doxygen --version >/dev/null 2>&1; then
3564 warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
3569 mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
3573 EXESUF=$(exesuf $target_os)
3574 HOSTEXESUF=$(exesuf $host_os)
3576 # set temporary file name
3577 : ${TMPDIR:=$TEMPDIR}
3581 if [ -n "$tempprefix" ] ; then
3583 echo $tempprefix.${HOSTNAME}.${UID}
3585 elif ! check_cmd mktemp -u XXXXXX; then
3586 # simple replacement for missing mktemp
3587 # NOT SAFE FOR GENERAL USE
3589 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
3594 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
3595 (set -C; exec > $tmp) 2>/dev/null ||
3596 die "Unable to create temporary file in $TMPDIR."
3597 append TMPFILES $tmp
3601 trap 'rm -f -- $TMPFILES' EXIT
3606 tmpfile TMPE $EXESUF
3618 # make sure we can execute files in $TMPDIR
3619 cat > $TMPSH 2>> $logfile <<EOF
3622 chmod +x $TMPSH >> $logfile 2>&1
3623 if ! $TMPSH >> $logfile 2>&1; then
3625 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
3626 variable to another directory and make sure that it is not mounted noexec.
3628 die "Sanity test failed."
3634 # Filter out MSVC cl.exe options from cflags that shouldn't
3635 # be passed to gas-preprocessor
3645 -std=c99) echo -c99 ;;
3646 -mcpu=*) echo -arch ${flag#*=} ;;
3647 -mieee) echo -ieee ;;
3648 -O*|-fast) echo $flag ;;
3649 -fno-math-errno) echo -assume nomath_errno ;;
3651 -Wall) echo -msg_enable level2 ;;
3652 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
3653 -Wl,*) echo $flag ;;
3663 -Wno-switch) echo -Wno-switch-enum ;;
3664 -Wno-format-zero-length) ;;
3665 -Wdisabled-optimization) ;;
3666 -Wno-pointer-sign) echo -Wno-other ;;
3672 msvc_common_flags(){
3675 # In addition to specifying certain flags under the compiler
3676 # specific filters, they must be specified here as well or else the
3677 # generic catch all at the bottom will print the original flag.
3681 -fomit-frame-pointer) ;;
3685 -fno-signed-zeros) ;;
3689 -lz) echo zlib.lib ;;
3690 -lavifil32) echo vfw32.lib ;;
3691 -lavicap32) echo vfw32.lib user32.lib ;;
3692 -lx264) echo libx264.lib ;;
3693 -l*) echo ${flag#-l}.lib ;;
3694 -LARGEADDRESSAWARE) echo $flag ;;
3695 -L*) echo -libpath:${flag#-L} ;;
3702 msvc_common_flags "$@"
3705 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
3706 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
3707 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
3709 -wd4273 -wd4554 -wd4701 ;;
3715 msvc_common_flags "$@"
3718 # Despite what Intel's documentation says -Wall, which is supported
3719 # on Windows, does enable remarks so disable them here.
3720 -Wall) echo $flag -Qdiag-disable:remark ;;
3721 -std=c99) echo -Qstd=c99 ;;
3739 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
3740 -fomit-frame-pointer) echo -Mnoframe ;;
3751 case "${flag#*=}" in
3752 native) echo -xtarget=native ;;
3753 v9|niagara) echo -xarch=sparc ;;
3754 ultrasparc) echo -xarch=sparcvis ;;
3755 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
3756 i586|pentium) echo -xchip=pentium ;;
3757 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
3758 pentium3*|c3-2) echo -xtarget=pentium3 ;;
3759 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
3760 pentium4*) echo -xtarget=pentium4 ;;
3761 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
3762 *-sse3) echo -xarch=sse3 ;;
3763 core2) echo -xarch=ssse3 -xchip=core2 ;;
3764 bonnell) echo -xarch=ssse3 ;;
3765 corei7|nehalem) echo -xtarget=nehalem ;;
3766 westmere) echo -xtarget=westmere ;;
3767 silvermont) echo -xarch=sse4_2 ;;
3768 corei7-avx|sandybridge) echo -xtarget=sandybridge ;;
3769 core-avx*|ivybridge|haswell|broadwell)
3771 amdfam10|barcelona) echo -xtarget=barcelona ;;
3772 btver1) echo -xarch=amdsse4a ;;
3773 btver2|bdver*) echo -xarch=avx ;;
3774 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
3775 k8|opteron|athlon64|athlon-fx)
3776 echo -xarch=sse2a ;;
3777 athlon*) echo -xarch=pentium_proa ;;
3780 -std=c99) echo -xc99 ;;
3781 -fomit-frame-pointer) echo -xregs=frameptr ;;
3782 -fPIC) echo -KPIC -xcode=pic32 ;;
3783 -W*,*) echo $flag ;;
3784 -f*-*|-W*|-mimpure-text) ;;
3795 case "${flag#*=}" in
3796 armv7-a|cortex-a*) echo -mv=7a8 ;;
3797 armv7-r|cortex-r*) echo -mv=7r4 ;;
3798 armv7-m|cortex-m*) echo -mv=7m3 ;;
3799 armv6*|arm11*) echo -mv=6 ;;
3800 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
3802 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
3805 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
3806 -mfpu=vfp) echo --float_support=vfpv2 ;;
3807 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
3808 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
3809 -msoft-float) echo --float_support=vfplib ;;
3810 -O[0-3]|-mf=*) echo $flag ;;
3812 -pds=*) echo $flag ;;
3813 -D*|-I*) echo $flag ;;
3814 --gcc|--abi=*) echo $flag ;;
3825 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
3826 unset _ld_o _ldflags _ld_lib _ld_path
3827 unset _depflags _DEPCMD _DEPFLAGS
3830 if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
3831 true # no-op to avoid reading stdin in following checks
3832 elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
3834 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
3835 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
3836 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3839 elif $_cc -v 2>&1 | grep -qi ^gcc; then
3841 gcc_version=$($_cc --version | head -n1)
3842 gcc_basever=$($_cc -dumpversion)
3843 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
3844 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
3845 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
3846 case $gcc_basever in
3849 *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
3851 if [ "$first" = true ]; then
3852 case $gcc_basever in
3854 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
3859 elif $_cc --version 2>/dev/null | grep -q ^icc; then
3861 _ident=$($_cc --version | head -n1)
3866 _flags_filter=icc_flags
3867 elif $_cc -v 2>&1 | grep -q xlc; then
3869 _ident=$($_cc -qversion 2>/dev/null | head -n1)
3871 _cflags_size='-O5 -qcompact'
3872 elif $_cc -V 2>/dev/null | grep -q Compaq; then
3874 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
3876 _cflags_speed='-fast'
3878 _flags_filter=ccc_flags
3879 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
3880 test -d "$sysroot" || die "No valid sysroot specified."
3882 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
3883 armcc_conf="$PWD/armcc.conf"
3884 $_cc --arm_linux_configure \
3885 --arm_linux_config_file="$armcc_conf" \
3886 --configure_sysroot="$sysroot" \
3887 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
3888 die "Error creating armcc configuration file."
3889 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
3890 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
3891 as_default="${cross_prefix}gcc"
3895 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
3897 _ident=$($_cc -version | head -n1 | tr -s ' ')
3898 _flags='--gcc --abi=eabi -me'
3901 _depflags='-ppa -ppd=$(@:.o=.d)'
3902 _cflags_speed='-O3 -mf=5'
3903 _cflags_size='-O3 -mf=2'
3904 _flags_filter=tms470_flags
3905 elif $_cc -v 2>&1 | grep -q clang; then
3907 _ident=$($_cc --version 2>/dev/null | head -n1)
3908 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3911 elif $_cc -V 2>&1 | grep -q Sun; then
3913 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
3914 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
3915 _DEPFLAGS='-xM1 -xc99'
3918 _cflags_size='-O5 -xspace'
3919 _flags_filter=suncc_flags
3920 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
3922 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3923 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3926 _flags_filter='filter_out -Wdisabled-optimization'
3927 elif $_cc -v 2>&1 | grep -q Open64; then
3929 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3930 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3933 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
3934 elif $_cc -V 2>&1 | grep -q Portland; then
3936 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
3937 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
3938 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
3939 _cflags_size="-O2 -Munroll=c:1 $opt_common"
3941 _flags_filter=pgi_flags
3942 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
3944 _ident=$($_cc | head -n1)
3945 # 4509: "This form of conditional instruction is deprecated"
3946 _flags="-nologo -ignore 4509"
3947 _flags_filter=armasm_flags
3948 elif $_cc 2>&1 | grep -q Intel; then
3950 _ident=$($_cc 2>&1 | head -n1)
3951 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
3952 # Not only is O3 broken on 13.x+ but it is slower on all previous
3953 # versions (tested) as well.
3955 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
3956 if $_cc 2>&1 | grep -q Linker; then
3963 _flags_filter=icl_flags
3965 _ld_path='-libpath:'
3966 # -Qdiag-error to make icl error when seeing certain unknown arguments
3967 _flags='-nologo -Qdiag-error:4044,10157'
3968 # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
3969 # with MSVC which enables it by default.
3970 _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS -fp:precise'
3972 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
3974 _ident=$($_cc 2>&1 | head -n1)
3975 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
3976 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
3979 if $_cc -nologo- 2>&1 | grep -q Linker; then
3986 _flags_filter=msvc_flags
3988 _ld_path='-libpath:'
3990 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS'
3992 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
3994 _ident=$($_cc --version | head -n1)
3998 _flags_filter=cparser_flags
4001 eval ${pfx}_type=\$_type
4002 eval ${pfx}_ident=\$_ident
4006 eval ${1}_C=\${_cc_c-\${${1}_C}}
4007 eval ${1}_E=\${_cc_e-\${${1}_E}}
4008 eval ${1}_O=\${_cc_o-\${${1}_O}}
4010 if [ -n "$_depflags" ]; then
4011 eval ${1}_DEPFLAGS=\$_depflags
4013 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
4014 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
4015 eval DEP${1}FLAGS=\$_flags
4019 probe_cc cc "$cc" "true"
4020 cflags_filter=$_flags_filter
4021 cflags_speed=$_cflags_speed
4022 cflags_size=$_cflags_size
4023 cflags_noopt=$_cflags_noopt
4024 add_cflags $_flags $_cflags
4025 cc_ldflags=$_ldflags
4028 probe_cc hostcc "$host_cc"
4029 host_cflags_filter=$_flags_filter
4030 add_host_cflags $_flags $_cflags
4033 test -n "$cc_type" && enable $cc_type ||
4034 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
4036 : ${as_default:=$cc}
4037 : ${objcc_default:=$cc}
4038 : ${dep_cc_default:=$cc}
4039 : ${ld_default:=$cc}
4040 : ${host_ld_default:=$host_cc}
4041 set_default ar as objcc dep_cc ld ln_s host_ld windres
4044 asflags_filter=$_flags_filter
4045 add_asflags $_flags $_cflags
4048 probe_cc objcc "$objcc"
4049 objcflags_filter=$_flags_filter
4050 add_objcflags $_flags $_cflags
4054 ldflags_filter=$_flags_filter
4055 add_ldflags $_flags $_ldflags
4056 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
4058 LD_LIB=${_ld_lib-$LD_LIB}
4059 LD_PATH=${_ld_path-$LD_PATH}
4061 probe_cc hostld "$host_ld"
4062 host_ldflags_filter=$_flags_filter
4063 add_host_ldflags $_flags $_ldflags
4064 HOSTLD_O=${_ld_o-$HOSTLD_O}
4066 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
4067 probe_cc depcc "$dep_cc"
4068 CCDEP=${_DEPCMD:-$DEPCMD}
4069 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
4073 if $ar 2>&1 | grep -q Microsoft; then
4076 elif $ar 2>&1 | grep -q 'Texas Instruments'; then
4079 elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
4080 arflags='-Xany -r -c'
4082 elif $ar 2>&1 | grep -q "\[D\] "; then
4090 add_cflags $extra_cflags
4091 add_cxxflags $extra_cxxflags
4092 add_objcflags $extra_objcflags
4093 add_asflags $extra_cflags
4095 if test -n "$sysroot"; then
4098 add_cppflags --sysroot="$sysroot"
4099 add_ldflags --sysroot="$sysroot"
4100 # On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
4101 add_cppflags -isysroot "$sysroot"
4102 add_ldflags -isysroot "$sysroot"
4105 add_cppflags -I"$sysinclude"
4106 add_ldflags --sysroot="$sysroot"
4111 if test "$cpu" = host; then
4112 enabled cross_compile &&
4113 die "--cpu=host makes no sense when cross-compiling."
4118 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4120 s/.*$1=\\([^ ]*\\).*/\\1/
4125 cpu=$(check_native -march || check_native -mcpu)
4129 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
4130 sed -n "/cc1.*-target-cpu /{
4131 s/.*-target-cpu \\([^ ]*\\).*/\\1/
4136 cpu=$(check_native -march)
4140 test "${cpu:-host}" = host &&
4141 die "--cpu=host not supported with compiler $cc"
4144 # Deal with common $arch aliases
4168 "Power Macintosh"|ppc*|powerpc*)
4183 i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
4188 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
4191 # Add processor-specific flags
4192 if enabled aarch64; then
4196 cpuflags="-march=$cpu"
4199 cpuflags="-mcpu=$cpu"
4203 elif enabled alpha; then
4205 cpuflags="-mcpu=$cpu"
4207 elif enabled arm; then
4210 check_cpp_condition stddef.h \
4211 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
4216 if check_arm_arch 4; then echo armv4
4217 elif check_arm_arch 4T; then echo armv4t
4218 elif check_arm_arch 5; then echo armv5
4219 elif check_arm_arch 5E; then echo armv5e
4220 elif check_arm_arch 5T; then echo armv5t
4221 elif check_arm_arch 5TE; then echo armv5te
4222 elif check_arm_arch 5TEJ; then echo armv5te
4223 elif check_arm_arch 6; then echo armv6
4224 elif check_arm_arch 6J; then echo armv6j
4225 elif check_arm_arch 6K; then echo armv6k
4226 elif check_arm_arch 6Z; then echo armv6z
4227 elif check_arm_arch 6ZK; then echo armv6zk
4228 elif check_arm_arch 6T2; then echo armv6t2
4229 elif check_arm_arch 7; then echo armv7
4230 elif check_arm_arch 7A 7_A; then echo armv7-a
4231 elif check_arm_arch 7S; then echo armv7-a
4232 elif check_arm_arch 7R 7_R; then echo armv7-r
4233 elif check_arm_arch 7M 7_M; then echo armv7-m
4234 elif check_arm_arch 7EM 7E_M; then echo armv7-m
4235 elif check_arm_arch 8A 8_A; then echo armv8-a
4239 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
4243 cpuflags="-march=$cpu"
4244 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
4247 cpuflags="-mcpu=$cpu"
4249 cortex-a*) subarch=armv7a ;;
4250 cortex-r*) subarch=armv7r ;;
4251 cortex-m*) enable thumb; subarch=armv7m ;;
4252 arm11*) subarch=armv6 ;;
4253 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
4254 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
4255 *) subarch=$(probe_arm_arch) ;;
4261 armv5t*) enable fast_clz ;;
4264 disabled fast_unaligned || enable fast_unaligned
4268 elif enabled avr32; then
4273 cpuflags="-mpart=$cpu"
4277 cpuflags="-march=$cpu"
4281 cpuflags="-mcpu=$cpu"
4285 cpuflags="-march=$cpu"
4289 elif enabled bfin; then
4291 cpuflags="-mcpu=$cpu"
4293 elif enabled mips; then
4295 cpuflags="-march=$cpu"
4297 if [ "$cpu" != "generic" ]; then
4307 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
4318 enable local_aligned_8 local_aligned_16 local_aligned_32
4319 enable simd_align_16
4323 enable fast_unaligned
4324 disable aligned_stack
4327 cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
4330 cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
4333 cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
4338 # Unknown CPU. Disable everything.
4339 warn "unknown CPU. Disabling all MIPS optimizations."
4362 24kef*|34kf*|1004kf*)
4370 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
4374 check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
4378 # We do not disable anything. Is up to the user to disable the unwanted features.
4379 warn 'generic cpu selected'
4382 elif enabled ppc; then
4386 case $(tolower $cpu) in
4387 601|ppc601|powerpc601)
4388 cpuflags="-mcpu=601"
4391 603*|ppc603*|powerpc603*)
4392 cpuflags="-mcpu=603"
4395 604*|ppc604*|powerpc604*)
4396 cpuflags="-mcpu=604"
4399 g3|75*|ppc75*|powerpc75*)
4400 cpuflags="-mcpu=750"
4403 g4|745*|ppc745*|powerpc745*)
4404 cpuflags="-mcpu=7450"
4407 74*|ppc74*|powerpc74*)
4408 cpuflags="-mcpu=7400"
4411 g5|970|ppc970|powerpc970)
4412 cpuflags="-mcpu=970"
4416 cpuflags="-mcpu=$cpu"
4420 cpuflags="-mcpu=$cpu"
4423 cpuflags="-mcpu=cell"
4428 cpuflags="-mcpu=e500mc"
4432 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
4437 cpuflags="-mcpu=8540 -mhard-float"
4443 elif enabled sparc; then
4446 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
4447 cpuflags="-mcpu=$cpu"
4449 ultrasparc*|niagara[234])
4450 cpuflags="-mcpu=$cpu"
4454 elif enabled x86; then
4458 cpuflags="-march=$cpu"
4462 # targets that do NOT support nopl and conditional mov (cmov)
4463 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
4464 cpuflags="-march=$cpu"
4467 # targets that do support nopl and conditional mov (cmov)
4468 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
4469 |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|amdfam10|barcelona|b[dt]ver*)
4470 cpuflags="-march=$cpu"
4474 # targets that do support conditional mov but on which it's slow
4475 pentium4|pentium4m|prescott|nocona)
4476 cpuflags="-march=$cpu"
4484 if [ "$cpu" != generic ]; then
4485 add_cflags $cpuflags
4486 add_asflags $cpuflags
4487 test "$cc_type" = "$ld_type" && add_ldflags $cpuflags
4490 # compiler sanity check
4492 int main(void){ return 0; }
4494 if test "$?" != 0; then
4495 echo "$cc is unable to create an executable file."
4496 if test -z "$cross_prefix" && ! enabled cross_compile ; then
4497 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
4498 echo "Only do this if you know what cross compiling means."
4500 die "C compiler test failed."
4503 add_cppflags -D_ISOC99_SOURCE
4504 add_cxxflags -D__STDC_CONSTANT_MACROS
4505 check_cflags -std=c99
4506 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
4509 check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
4513 add_host_cppflags -D_ISOC99_SOURCE
4514 check_host_cflags -std=c99
4515 check_host_cflags -Wall
4516 check_host_cflags -O3
4522 check_code cc "" "int test[2*($expr) - 1]" &&
4523 subarch=$arch64 || subarch=$arch32
4531 check_64bit mips mips64 '_MIPS_SIM > 1'
4535 check_64bit parisc parisc64 'sizeof(void *) > 4'
4539 check_64bit ppc ppc64 'sizeof(void *) > 4'
4543 check_64bit s390 s390x 'sizeof(void *) > 4'
4547 check_64bit sparc sparc64 'sizeof(void *) > 4'
4551 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
4552 # Treat x32 as x64 for now. Note it also needs spic=$shared
4553 test "$subarch" = "x86_32" && check_cpp_condition stddef.h 'defined(__x86_64__)' &&
4555 if test "$subarch" = "x86_64"; then
4560 check_cc <<EOF && subarch="ppc64"
4561 int test[(int)sizeof(char*) - 7];
4567 enabled spic && enable_weak pic
4573 add_cppflags '-I\$(SRC_PATH)/compat/aix'
4574 enabled shared && add_ldflags -Wl,-brtl
4578 enable section_data_rel_ro
4579 SLIB_INSTALL_NAME='$(SLIBNAME)'
4581 SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)'
4584 prefix_default="/boot/common"
4585 network_extralibs="-lnetwork"
4589 SHFLAGS='-shared -Wl,-h,$$(@F)'
4590 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
4591 network_extralibs="-lsocket -lnsl"
4592 add_cppflags -D__EXTENSIONS__
4593 # When using suncc to build, the Solaris linker will mark
4594 # an executable with each instruction set encountered by
4595 # the Solaris assembler. As our libraries contain their own
4596 # guards for processor-specific code, instead suppress
4597 # generation of the HWCAPS ELF section on Solaris x86 only.
4598 enabled_all suncc x86 &&
4599 echo "hwcap_1 = OVERRIDE;" > mapfile &&
4600 add_ldflags -Wl,-M,mapfile
4601 nm_default='nm -P -g'
4602 SLIB_CREATE_DEF_CMD='$(Q)perl $(SRC_PATH)/compat/solaris/make_sunver.pl $$(filter %.ver,$$^) $(OBJS) | grep -v @ > $(SUBDIR)lib$(NAME).ver-sol2'
4606 oss_indev_extralibs="-lossaudio"
4607 oss_outdev_extralibs="-lossaudio"
4608 enabled gcc || check_ldflags -Wl,-zmuldefs
4613 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
4615 oss_indev_extralibs="-lossaudio"
4616 oss_outdev_extralibs="-lossaudio"
4624 add_extralibs -lpoll -lgnugetopt
4628 enabled ppc && add_asflags -force_cpusubtype_ALL
4629 install_name_dir_default='$(SHLIBDIR)'
4630 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
4631 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
4633 add_ldflags -Wl,-dynamic,-search_paths_first
4635 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
4636 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4638 enabled x86_64 && objformat="macho64"
4639 enabled_any pic shared x86_64 ||
4640 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
4641 check_header dispatch/dispatch.h &&
4642 add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
4645 die "Native MSYS builds are discouraged, please use the MINGW environment."
4648 if test $target_os = "mingw32ce"; then
4653 decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
4654 decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
4656 if enabled x86_64; then
4657 LIBTARGET="i386:x86-64"
4658 elif enabled arm; then
4661 enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
4662 enabled x86_32 && check_ldflags -Wl,--large-address-aware
4663 shlibdir_default="$bindir_default"
4666 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
4667 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
4668 dlltool="${cross_prefix}dlltool"
4669 if check_cmd lib.exe -list; then
4670 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
4671 if enabled x86_64; then
4674 elif check_cmd $dlltool --version; then
4675 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
4677 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
4679 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
4680 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4681 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--disable-auto-image-base'
4685 check_ldflags -Wl,--nxcompat,--dynamicbase
4686 # Lets work around some stupidity in binutils.
4687 # ld will strip relocations from executables even though we need them
4688 # for dynamicbase (ASLR). Using -pie does retain the reloc section
4689 # however ld then forgets what the entry point should be (oops) so we
4690 # have to manually (re)set it.
4691 if enabled x86_32; then
4692 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
4693 elif enabled x86_64; then
4694 disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
4695 check_ldflags -Wl,--high-entropy-va # binutils 2.25
4696 # Set image base >4GB for extra entropy with HEASLR
4697 add_ldexeflags -Wl,--image-base,0x140000000
4698 append SHFLAGS -Wl,--image-base,0x180000000
4703 if enabled shared; then
4704 # Link to the import library instead of the normal static library
4707 # Cannot build both shared and static libs with MSVC or icl.
4710 enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
4711 shlibdir_default="$bindir_default"
4714 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
4715 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
4716 SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
4717 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
4719 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
4720 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4721 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
4728 shlibdir_default="$bindir_default"
4731 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
4732 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
4733 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
4735 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
4736 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
4739 enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
4741 *-dos|freedos|opendos)
4742 network_extralibs="-lsocket"
4745 add_cppflags -U__STRICT_ANSI__
4749 enable section_data_rel_ro
4753 ranlib="echo ignoring ranlib"
4758 add_cppflags -D_GNU_SOURCE
4759 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
4760 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4764 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
4765 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
4766 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
4767 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
4768 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
4769 echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
4770 emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
4771 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
4772 emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
4773 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
4775 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
4777 enable_weak os2threads
4780 add_cppflags -D_BSD_SOURCE
4785 add_cppflags -D_QNX_SOURCE
4786 network_extralibs="-lsocket"
4791 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
4792 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
4793 add_ldflags -Wl,--target1-abs,--no-undefined \
4794 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
4795 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
4796 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
4797 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
4798 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
4801 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
4806 add_cppflags -D_C99_SNPRINTF_EXTENSION \
4807 -D_REENTRANT_SOURCE \
4808 -D_RESEARCH_SOURCE \
4811 add_compat strtod.o strtod=avpriv_strtod
4812 network_extralibs='-lbsd'
4813 exeobjs=compat/plan9/main.o
4820 die "Unknown OS '$target_os'."
4824 # test if creating links works
4825 link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
4826 link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
4828 $ln_s "$link_dest" "$link_name"
4829 touch "$link_dest/test_file"
4830 if [ "$source_path" != "." ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
4831 # create link to source path
4832 [ -e src ] && rm src
4833 $ln_s "$source_path" src
4836 # creating directory links doesn't work
4837 # fall back to using the full source path
4838 source_link="$source_path"
4844 # determine libc flavour
4849 # uclibc defines __GLIBC__, so it needs to be checked before glibc.
4850 if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
4851 eval ${pfx}libc_type=uclibc
4852 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
4853 elif check_${pfx}cpp_condition features.h "defined __GLIBC__"; then
4854 eval ${pfx}libc_type=glibc
4855 add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
4856 # MinGW headers can be installed on Cygwin, so check for newlib first.
4857 elif check_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
4858 eval ${pfx}libc_type=newlib
4859 add_${pfx}cppflags -U__STRICT_ANSI__
4860 # MinGW64 is backwards compatible with MinGW32, so check for it first.
4861 elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
4862 eval ${pfx}libc_type=mingw64
4863 if check_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
4864 add_compat msvcrt/snprintf.o
4865 add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
4867 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
4868 eval test \$${pfx_no_}cc_type = "gcc" &&
4869 add_${pfx}cppflags -D__printf__=__gnu_printf__
4870 elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
4871 check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
4872 eval ${pfx}libc_type=mingw32
4873 check_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \
4874 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
4875 die "ERROR: MinGW32 runtime version must be >= 3.15."
4876 add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
4877 eval test \$${pfx_no_}cc_type = "gcc" &&
4878 add_${pfx}cppflags -D__printf__=__gnu_printf__
4879 elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
4880 eval ${pfx}libc_type=msvcrt
4881 if check_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then
4882 if [ "$pfx" = host_ ]; then
4883 add_host_cppflags -Dsnprintf=_snprintf
4885 add_compat strtod.o strtod=avpriv_strtod
4886 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
4887 _snprintf=avpriv_snprintf \
4888 vsnprintf=avpriv_vsnprintf
4891 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
4892 # 0x601 by default unless something else is set by the user.
4893 # This can easily lead to us detecting functions only present
4894 # in such new versions and producing binaries requiring windows 7.0.
4895 # Therefore explicitly set the default to XP unless the user has
4896 # set something else on the command line.
4897 # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
4898 # family. For these cases, configure is free to use any functions
4899 # found in the SDK headers by default. (Alternatively, we could force
4900 # _WIN32_WINNT to 0x0602 in that case.)
4901 check_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
4902 { check_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0502; }
4903 #ifdef WINAPI_FAMILY
4904 #include <winapifamily.h>
4905 #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
4910 elif check_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then
4911 eval ${pfx}libc_type=klibc
4912 elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
4913 eval ${pfx}libc_type=bionic
4914 elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
4915 eval ${pfx}libc_type=solaris
4916 add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
4918 check_${pfx}cc <<EOF
4920 void *v = localtime_r;
4922 test "$?" != 0 && check_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
4924 void *v = localtime_r;
4930 test -n "$libc_type" && enable libc_$libc_type
4932 test -n "$host_libc_type" && enable host_libc_$host_libc_type
4936 add_compat strtod.o strtod=avpriv_strtod
4940 # hacks for compiler/libc/os combinations
4942 if enabled_all tms470 libc_glibc; then
4943 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
4944 add_cppflags -D__USER_LABEL_PREFIX__=
4945 add_cppflags -D__builtin_memset=memset
4946 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
4947 add_cflags -pds=48 # incompatible redefinition of macro
4950 if enabled_all ccc libc_glibc; then
4951 add_ldflags -Wl,-z,now # calls to libots crash without this
4954 check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" ||
4955 add_cppflags '-I\$(SRC_PATH)/compat/float'
4958 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
4961 echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate
4963 check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
4966 : ${shlibdir_default:="$libdir"}
4967 : ${pkgconfigdir_default:="$libdir/pkgconfig"}
4969 set_default $PATHS_LIST
4972 # we need to build at least one lib type
4973 if ! enabled_any static shared; then
4975 At least one library type must be built.
4976 Specify --enable-static to build the static libraries or --enable-shared to
4977 build the shared libraries as well. To only build the shared libraries specify
4978 --disable-static in addition to --enable-shared.
4983 die_license_disabled() {
4984 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
4987 die_license_disabled_gpl() {
4988 enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; }
4991 die_license_disabled gpl frei0r
4992 die_license_disabled gpl libcdio
4993 die_license_disabled gpl librubberband
4994 die_license_disabled gpl libsmbclient
4995 die_license_disabled gpl libutvideo
4996 die_license_disabled gpl libvidstab
4997 die_license_disabled gpl libx264
4998 die_license_disabled gpl libx265
4999 die_license_disabled gpl libxavs
5000 die_license_disabled gpl libxvid
5001 die_license_disabled gpl x11grab
5003 die_license_disabled nonfree cuda
5004 die_license_disabled nonfree libfaac
5005 die_license_disabled nonfree libnpp
5006 enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
5007 enabled gpl && die_license_disabled_gpl nonfree openssl
5009 die_license_disabled version3 gmp
5010 die_license_disabled version3 libopencore_amrnb
5011 die_license_disabled version3 libopencore_amrwb
5012 die_license_disabled version3 libsmbclient
5013 die_license_disabled version3 libvo_amrwbenc
5015 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
5017 disabled optimizations || check_cflags -fomit-frame-pointer
5020 disabled pic && return
5023 case "$target_os" in
5033 enabled pic && enable_weak_pic
5035 check_cc <<EOF || die "Symbol mangling check failed."
5038 sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
5039 extern_prefix=${sym%%ff_extern*}
5041 check_cc <<EOF && enable_weak inline_asm
5042 void foo(void) { __asm__ volatile ("" ::); }
5046 for restrict_keyword in restrict __restrict__ __restrict; do
5047 check_cc <<EOF && _restrict=$restrict_keyword && break
5048 void foo(char * $restrict_keyword p);
5052 check_cc <<EOF && enable pragma_deprecated
5053 void foo(void) { _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") }
5056 check_cc <<EOF && enable attribute_packed
5057 struct { int x; } __attribute__((packed)) x;
5060 check_cc <<EOF && enable attribute_may_alias
5061 union { int x; } __attribute__((may_alias)) x;
5064 check_cc <<EOF || die "endian test failed"
5065 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
5067 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
5069 if ! enabled ppc64 || enabled bigendian; then
5074 log "check_gas using '$as' as AS"
5075 # :vararg is used on aarch64, arm and ppc altivec
5076 check_as <<EOF || return 1
5077 .macro m n, y:vararg=0
5082 # .altmacro is only used in arm asm
5083 ! enabled arm || check_as <<EOF || return 1
5090 if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
5092 enabled_any arm aarch64 && nogas=die
5093 enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
5097 arm*) gaspp_as_type=armasm; as_noop=-h ;;
5098 gcc) gaspp_as_type=gas ;;
5099 *) gaspp_as_type=$as_type ;;
5102 [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
5104 test "${as#*gas-preprocessor.pl}" != "$as" ||
5105 check_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
5106 gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
5108 if ! check_gas ; then
5111 $nogas "GNU assembler not found, install/update gas-preprocessor"
5114 check_as <<EOF && enable as_func
5120 check_inline_asm inline_asm_labels '"1:\n"'
5122 check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
5124 if enabled aarch64; then
5125 enabled armv8 && check_insn armv8 'prfm pldl1strm, [x0]'
5126 # internal assembler in clang 3.3 does not support this instruction
5127 enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1'
5128 enabled vfp && check_insn vfp 'fmadd d0, d0, d1, d2'
5130 map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
5132 elif enabled alpha; then
5136 elif enabled arm; then
5138 enabled msvc && check_cpp_condition stddef.h "defined _M_ARMT" && enable thumb
5140 check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
5141 float func(float a, float b){ return a+b; }
5144 enabled thumb && check_cflags -mthumb || check_cflags -marm
5146 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
5148 elif check_cpp_condition stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
5150 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
5151 case "${cross_prefix:-$cc}" in
5152 *hardfloat*) enable vfp_args; fpabi=vfp ;;
5153 *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
5154 __asm__ (".eabi_attribute 28, 1");
5155 int main(void) { return 0; }
5158 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
5161 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
5162 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
5163 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
5164 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
5165 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
5166 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
5167 enabled setend && check_insn setend 'setend be'
5169 [ $target_os = linux ] || [ $target_os = android ] ||
5170 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
5173 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
5175 check_as <<EOF && enable as_dn_directive
5180 # llvm's integrated assembler supports .object_arch from llvm 3.5
5181 [ "$objformat" = elf ] && check_as <<EOF && enable as_object_arch
5185 [ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
5187 elif enabled mips; then
5189 enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
5190 enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
5191 enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
5193 # Enable minimum ISA based on selected options
5194 if enabled mips64; then
5195 enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
5196 enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
5197 disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
5199 enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
5200 enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
5201 enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
5202 disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
5205 enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
5206 enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
5207 enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_header msa.h || disable msa
5208 enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
5209 enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
5211 elif enabled parisc; then
5213 if enabled gcc; then
5214 case $($cc -dumpversion) in
5215 4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
5219 elif enabled ppc; then
5221 enable local_aligned_8 local_aligned_16 local_aligned_32
5223 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
5224 check_inline_asm ibm_asm '"add 0, 0, 0"'
5225 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
5226 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
5228 # AltiVec flags: The FSF version of GCC differs from the Apple version
5229 if enabled altivec; then
5230 check_cflags -maltivec -mabi=altivec &&
5231 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
5232 check_cflags -faltivec
5234 # check if our compiler supports Motorola AltiVec C API
5235 check_cc <<EOF || disable altivec
5238 vector signed int v1 = (vector signed int) { 0 };
5239 vector signed int v2 = (vector signed int) { 1 };
5240 v1 = vec_add(v1, v2);
5245 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
5248 if enabled vsx; then
5249 check_cflags -mvsx &&
5250 check_builtin vec_vsx_ld "altivec.h" "__builtin_vec_vsx_ld" || disable vsx
5253 if enabled power8; then
5254 check_cpp_condition "altivec.h" "defined(_ARCH_PWR8)" || disable power8
5257 elif enabled x86; then
5259 check_builtin rdtsc intrin.h "__rdtsc()"
5260 check_builtin mm_empty mmintrin.h "_mm_empty()"
5262 enable local_aligned_8 local_aligned_16 local_aligned_32
5264 # check whether EBP is available on x86
5265 # As 'i' is stored on the stack, this program will crash
5266 # if the base pointer is used to access it because the
5267 # base pointer is cleared in the inline assembly code.
5268 check_exec_crash <<EOF && enable ebp_available
5270 __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
5274 # check whether EBX is available on x86
5275 check_inline_asm ebx_available '""::"b"(0)' &&
5276 check_inline_asm ebx_available '"":::"%ebx"'
5278 # check whether xmm clobbers are supported
5279 check_inline_asm xmm_clobbers '"":::"%xmm0"'
5281 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
5282 check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
5284 # check whether binutils is new enough to compile SSSE3/MMXEXT
5285 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
5286 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
5288 if ! disabled_any asm mmx yasm; then
5289 if check_cmd $yasmexe --version; then
5290 enabled x86_64 && yasm_extra="-m amd64"
5291 yasm_debug="-g dwarf2"
5292 elif check_cmd nasm -v; then
5294 yasm_debug="-g -F dwarf"
5295 if enabled x86_64; then
5296 case "$objformat" in
5297 elf) objformat=elf64 ;;
5298 win32) objformat=win64 ;;
5303 YASMFLAGS="-f $objformat $yasm_extra"
5304 enabled pic && append YASMFLAGS "-DPIC"
5305 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
5306 case "$objformat" in
5307 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
5310 check_yasm "movbe ecx, [5]" && enable yasm ||
5311 die "yasm/nasm not found or too old. Use --disable-yasm for a crippled build."
5312 check_yasm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
5313 check_yasm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
5314 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
5315 check_yasm "CPU amdnop" || disable cpunop
5319 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
5326 check_code cc arm_neon.h "int16x8_t test = vdupq_n_s16(0)" && enable intrinsics_neon
5328 check_ldflags -Wl,--as-needed
5329 check_ldflags -Wl,-z,noexecstack
5331 if check_func dlopen; then
5333 elif check_func dlopen -ldl; then
5337 decklink_outdev_extralibs="$decklink_outdev_extralibs $ldl"
5338 decklink_indev_extralibs="$decklink_indev_extralibs $ldl"
5339 frei0r_filter_extralibs='$ldl'
5340 frei0r_src_filter_extralibs='$ldl'
5341 ladspa_filter_extralibs='$ldl'
5342 nvenc_encoder_extralibs='$ldl'
5343 coreimage_filter_extralibs="-framework QuartzCore -framework AppKit -framework OpenGL"
5344 coreimagesrc_filter_extralibs="-framework QuartzCore -framework AppKit -framework OpenGL"
5346 if ! disabled network; then
5347 check_func getaddrinfo $network_extralibs
5348 check_func inet_aton $network_extralibs
5350 check_type netdb.h "struct addrinfo"
5351 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
5352 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
5353 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
5354 check_type poll.h "struct pollfd"
5355 check_type netinet/sctp.h "struct sctp_event_subscribe"
5356 check_struct "sys/socket.h" "struct msghdr" msg_flags
5357 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5358 check_type netinet/in.h "struct sockaddr_in6"
5359 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
5360 check_type "sys/types.h sys/socket.h" socklen_t
5362 # Prefer arpa/inet.h over winsock2
5363 if check_header arpa/inet.h ; then
5364 check_func closesocket
5365 elif check_header winsock2.h ; then
5366 check_func_headers winsock2.h closesocket -lws2 &&
5367 network_extralibs="-lws2" ||
5368 { check_func_headers winsock2.h closesocket -lws2_32 &&
5369 network_extralibs="-lws2_32"; } || disable winsock2_h network
5370 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
5372 check_type ws2tcpip.h socklen_t
5373 check_type ws2tcpip.h "struct addrinfo"
5374 check_type ws2tcpip.h "struct group_source_req"
5375 check_type ws2tcpip.h "struct ip_mreq_source"
5376 check_type ws2tcpip.h "struct ipv6_mreq"
5377 check_type winsock2.h "struct pollfd"
5378 check_struct winsock2.h "struct sockaddr" sa_len
5379 check_type ws2tcpip.h "struct sockaddr_in6"
5380 check_type ws2tcpip.h "struct sockaddr_storage"
5386 check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
5387 check_builtin atomic_compare_exchange "" "int *ptr, *oldval; int newval; __atomic_compare_exchange_n(ptr, oldval, newval, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)"
5388 check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
5389 check_builtin MemoryBarrier windows.h "MemoryBarrier()"
5390 check_builtin sarestart signal.h "SA_RESTART"
5391 check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" -lpthread
5392 check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
5393 check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
5394 check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
5396 case "$custom_allocator" in
5398 # jemalloc by default does not use a prefix
5399 require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
5402 require_pkg_config libtcmalloc gperftools/tcmalloc.h tc_malloc
5407 check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
5408 check_func ${malloc_prefix}memalign && enable memalign
5409 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
5412 check_func arc4random
5413 check_func_headers time.h clock_gettime || { check_func_headers time.h clock_gettime -lrt && add_extralibs -lrt && LIBRT="-lrt"; }
5416 check_func gethrtime
5418 check_func getrusage
5419 check_func gettimeofday
5421 check_func mach_absolute_time
5425 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
5426 check_func_headers time.h nanosleep || { check_func_headers time.h nanosleep -lrt && add_extralibs -lrt && LIBRT="-lrt"; }
5427 check_func sched_getaffinity
5428 check_func setrlimit
5429 check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
5430 check_func strerror_r
5435 check_func_headers conio.h kbhit
5436 check_func_headers io.h setmode
5437 check_func_headers lzo/lzo1x.h lzo1x_999_compress
5438 check_func_headers stdlib.h getenv
5439 check_func_headers sys/stat.h lstat
5441 check_func_headers windows.h CoTaskMemFree -lole32
5442 check_func_headers windows.h GetProcessAffinityMask
5443 check_func_headers windows.h GetProcessTimes
5444 check_func_headers windows.h GetSystemTimeAsFileTime
5445 check_func_headers windows.h MapViewOfFile
5446 check_func_headers windows.h PeekNamedPipe
5447 check_func_headers windows.h SetConsoleTextAttribute
5448 check_func_headers windows.h SetConsoleCtrlHandler
5449 check_func_headers windows.h Sleep
5450 check_func_headers windows.h VirtualAlloc
5451 check_struct windows.h "CONDITION_VARIABLE" Ptr
5452 check_func_headers glob.h glob
5454 check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
5456 check_header AudioToolbox/AudioToolbox.h
5457 check_header direct.h
5458 check_header dirent.h
5459 check_header dlfcn.h
5460 check_header d3d11.h
5462 check_header dxva2api.h -D_WIN32_WINNT=0x0600
5464 check_header libcrystalhd/libcrystalhd_if.h
5465 check_header mach/mach_time.h
5466 check_header malloc.h
5467 check_header net/udplite.h
5469 check_header sys/mman.h
5470 check_header sys/param.h
5471 check_header sys/resource.h
5472 check_header sys/select.h
5473 check_header sys/time.h
5474 check_header sys/un.h
5475 check_header termios.h
5476 check_header unistd.h
5477 check_header valgrind/valgrind.h
5478 check_header vdpau/vdpau.h
5479 check_header vdpau/vdpau_x11.h
5480 check_header VideoDecodeAcceleration/VDADecoder.h
5481 check_header VideoToolbox/VideoToolbox.h
5482 check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
5483 enabled videotoolbox && check_func_headers CoreVideo/CVImageBuffer.h kCVImageBufferColorPrimaries_ITU_R_2020 -framework CoreVideo
5484 check_header windows.h
5485 check_header X11/extensions/XvMClib.h
5486 check_header asm/types.h
5488 check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
5489 check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
5490 check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
5491 check_lib "CoreServices/CoreServices.h" UTGetOSTypeFromString "-framework CoreServices"
5493 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
5495 check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
5496 check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
5497 check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
5498 check_type "windows.h d3d11.h" "ID3D11VideoContext"
5499 check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
5501 check_type "va/va.h" "VAPictureParameterBufferHEVC"
5502 check_type "va/va.h" "VADecPictureParameterBufferVP9"
5503 check_type "va/va.h va/va_vpp.h" "VAProcPipelineParameterBuffer"
5504 check_type "va/va.h va/va_enc_h264.h" "VAEncPictureParameterBufferH264"
5505 check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
5506 check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG"
5508 check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
5510 check_cpp_condition windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)" && enable winrt || disable winrt
5512 if ! disabled w32threads && ! enabled pthreads; then
5513 check_func_headers "windows.h process.h" _beginthreadex &&
5514 enable w32threads || disable w32threads
5515 if ! enabled w32threads && enabled winrt; then
5516 check_func_headers "windows.h" CreateThread &&
5517 enable w32threads || disable w32threads
5521 # check for some common methods of building with pthread support
5522 # do this before the optional library checks as some of them require pthreads
5523 if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
5525 if check_func pthread_join -pthread && check_func pthread_create -pthread; then
5527 add_extralibs -pthread
5528 elif check_func pthread_join -pthreads && check_func pthread_create -pthreads; then
5529 add_cflags -pthreads
5530 add_extralibs -pthreads
5531 elif check_func pthread_join -ldl -pthread && check_func pthread_create -ldl -pthread; then
5532 add_cflags -ldl -pthread
5533 add_extralibs -ldl -pthread
5534 elif check_func pthread_join -lpthreadGC2 && check_func pthread_create -lpthreadGC2; then
5535 add_extralibs -lpthreadGC2
5536 elif check_lib pthread.h pthread_join -lpthread && check_lib pthread.h pthread_create -lpthread; then
5538 elif ! check_func pthread_join && ! check_func pthread_create; then
5541 check_code cc "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER" || disable pthreads
5545 if enabled pthreads; then
5546 check_func pthread_cancel
5550 check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)"
5552 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
5553 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
5554 disabled lzma || check_lib2 lzma.h lzma_version_number -llzma || disable lzma
5556 check_lib math.h sin -lm && LIBM="-lm"
5557 disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
5565 for func in $MATH_FUNCS; do
5566 eval check_mathfunc $func \${${func}_args:-1}
5569 for func in $COMPLEX_FUNCS; do
5570 eval check_complexfunc $func \${${func}_args:-1}
5573 # these are off by default, so fail if requested and not available
5574 enabled avfoundation_indev && { check_header_objcc AVFoundation/AVFoundation.h || disable avfoundation_indev; }
5575 enabled avfoundation_indev && { check_lib2 CoreGraphics/CoreGraphics.h CGGetActiveDisplayList -framework CoreGraphics ||
5576 check_lib2 ApplicationServices/ApplicationServices.h CGGetActiveDisplayList -framework ApplicationServices; }
5577 enabled avisynth && { { check_lib2 "windows.h" LoadLibrary; } ||
5578 { check_lib2 "dlfcn.h" dlopen -ldl; } ||
5579 die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
5580 enabled cuda && { check_lib cuda.h cuInit -lcuda ||
5581 die "ERROR: CUDA not found"; }
5582 enabled chromaprint && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
5583 enabled coreimage_filter && { check_header_objcc QuartzCore/CoreImage.h || disable coreimage_filter; }
5584 enabled coreimagesrc_filter && { check_header_objcc QuartzCore/CoreImage.h || disable coreimagesrc_filter; }
5585 enabled decklink && { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; }
5586 enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
5587 enabled gmp && require2 gmp gmp.h mpz_export -lgmp
5588 enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
5589 enabled jni && { [ $target_os = "android" ] && check_header jni.h && enabled pthreads &&
5590 check_lib2 "dlfcn.h" dlopen -ldl; }
5591 enabled ladspa && { check_header ladspa.h || die "ERROR: ladspa.h header not found"; }
5592 enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
5593 enabled libass && require_pkg_config libass ass/ass.h ass_library_init
5594 enabled libbluray && require_pkg_config libbluray libbluray/bluray.h bd_open
5595 enabled libbs2b && require_pkg_config libbs2b bs2b.h bs2b_open
5596 enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
5597 { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
5598 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
5599 enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
5600 enabled libebur128 && require ebur128 ebur128.h ebur128_relative_threshold -lebur128
5601 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5602 enabled libfdk_aac && { use_pkg_config fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
5603 { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
5604 warn "using libfdk without pkg-config"; } }
5605 flite_libs="-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"
5606 enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs
5607 enabled fontconfig && enable libfontconfig
5608 enabled libfontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
5609 enabled libfreetype && require_libfreetype
5610 enabled libfribidi && require_pkg_config fribidi fribidi.h fribidi_version_info
5611 enabled libgme && require libgme gme/gme.h gme_new_emu -lgme -lstdc++
5612 enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
5613 check_lib "${gsm_hdr}" gsm_create -lgsm && break;
5614 done || die "ERROR: libgsm not found"; }
5615 enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
5616 enabled libkvazaar && require_pkg_config "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
5617 enabled libmfx && require_pkg_config libmfx "mfx/mfxvideo.h" MFXInit
5618 enabled libmodplug && require_pkg_config libmodplug libmodplug/modplug.h ModPlug_Load
5619 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
5620 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
5621 enabled libnpp && require libnpp npp.h nppGetLibVersion -lnppi -lnppc
5622 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
5623 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
5624 enabled libopencv && { check_header opencv2/core/core_c.h &&
5625 { use_pkg_config opencv opencv2/core/core_c.h cvCreateImageHeader ||
5626 require opencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
5627 require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader; }
5628 enabled libopenh264 && require_pkg_config openh264 wels/codec_api.h WelsGetCodecVersion
5629 enabled libopenjpeg && { check_lib openjpeg-2.1/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC ||
5630 check_lib openjpeg-2.0/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC ||
5631 check_lib openjpeg-1.5/openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
5632 check_lib openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
5633 die "ERROR: libopenjpeg not found"; }
5634 enabled libopus && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
5635 enabled libpulse && require_pkg_config libpulse pulse/pulseaudio.h pa_context_new
5636 enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
5637 enabled librubberband && require_pkg_config "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new
5638 enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
5639 enabled libshine && require_pkg_config shine shine/layer3.h shine_encode_buffer
5640 enabled libsmbclient && { use_pkg_config smbclient libsmbclient.h smbc_init ||
5641 require smbclient libsmbclient.h smbc_init -lsmbclient; }
5642 enabled libsnappy && require snappy snappy-c.h snappy_compress -lsnappy
5643 enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr && LIBSOXR="-lsoxr"
5644 enabled libssh && require_pkg_config libssh libssh/sftp.h sftp_init
5645 enabled libspeex && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex
5646 enabled libtesseract && require_pkg_config tesseract tesseract/capi.h TessBaseAPICreate
5647 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
5648 enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
5649 { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
5650 die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
5651 enabled libutvideo && { require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++ &&
5652 check_cpp_condition utvideo/utvideo.h "!defined(UTVIDEO_VERSION_MAJOR) || UTVIDEO_VERSION_MAJOR < 15 || UTVIDEO_VERSION_MAJOR == 15 && UTVIDEO_VERSION_MINOR < 4" ||
5653 die "ERROR: libutvideo version must be <= 15.3.0."; }
5654 enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
5655 enabled libvidstab && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
5656 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
5657 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
5660 enabled libvpx_vp8_decoder && {
5661 use_pkg_config "vpx >= 0.9.1" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
5662 check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
5663 die "ERROR: libvpx decoder version must be >=0.9.1";
5665 enabled libvpx_vp8_encoder && {
5666 use_pkg_config "vpx >= 0.9.7" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
5667 check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx ||
5668 die "ERROR: libvpx encoder version must be >=0.9.7";
5670 enabled libvpx_vp9_decoder && {
5671 use_pkg_config "vpx >= 1.3.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
5672 check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx ||
5673 disable libvpx_vp9_decoder;
5675 enabled libvpx_vp9_encoder && {
5676 use_pkg_config "vpx >= 1.3.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
5677 check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_AQ_MODE" -lvpx ||
5678 disable libvpx_vp9_encoder;
5680 if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
5681 die "libvpx enabled but no supported decoders found"
5685 enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
5686 enabled libwebp && {
5687 enabled libwebp_encoder && require_pkg_config "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
5688 enabled libwebp_anim_encoder && { use_pkg_config "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit || disable libwebp_anim_encoder; } }
5689 enabled libx264 && { use_pkg_config x264 "stdint.h x264.h" x264_encoder_encode ||
5690 { require libx264 x264.h x264_encoder_encode -lx264 &&
5691 warn "using libx264 without pkg-config"; } } &&
5692 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
5693 die "ERROR: libx264 must be installed and version must be >= 0.118."; } &&
5694 { check_cpp_condition x264.h "X264_MPEG2" &&
5696 enabled libx265 && require_pkg_config x265 x265.h x265_api_get &&
5697 { check_cpp_condition x265.h "X265_BUILD >= 68" ||
5698 die "ERROR: libx265 version must be >= 68."; }
5699 enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
5700 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
5701 enabled libzimg && require_pkg_config zimg zimg.h zimg_get_api_version
5702 enabled libzmq && require_pkg_config libzmq zmq.h zmq_ctx_new
5703 enabled libzvbi && require libzvbi libzvbi.h vbi_decoder_new -lzvbi &&
5704 { check_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
5705 enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
5706 enabled mediacodec && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
5707 enabled mmal && { check_lib interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
5708 { ! enabled cross_compile && {
5709 add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline ;
5710 add_extralibs -L/opt/vc/lib/ -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ;
5711 check_lib interface/mmal/mmal.h mmal_port_connect ; }
5712 check_lib interface/mmal/mmal.h mmal_port_connect ; } ||
5713 die "ERROR: mmal not found"; }
5715 (check_code cc interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS" ||
5716 die "ERROR: mmal firmware headers too old")
5718 enabled netcdf && require_pkg_config netcdf netcdf.h nc_inq_libvers
5719 enabled nvenc && { check_header nvEncodeAPI.h || die "ERROR: nvEncodeAPI.h not found."; } &&
5720 { check_cpp_condition nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 6" ||
5721 die "ERROR: NVENC API version 5 or older is not supported"; } &&
5722 { [ $target_os != cygwin ] || die "ERROR: NVENC is not supported on Cygwin currently."; }
5723 enabled openal && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
5724 check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } ||
5725 die "ERROR: openal not found"; } &&
5726 { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
5727 die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
5728 enabled opencl && { check_lib2 OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
5729 check_lib2 CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
5730 die "ERROR: opencl not found"; } &&
5731 { check_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
5732 check_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
5733 die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
5734 enabled opengl && { check_lib GL/glx.h glXGetProcAddress "-lGL" ||
5735 check_lib2 windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
5736 check_lib2 OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
5737 check_lib2 ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
5738 die "ERROR: opengl not found."
5740 enabled omx_rpi && enable omx
5741 enabled omx && { check_header OMX_Core.h ||
5742 { ! enabled cross_compile && enabled omx_rpi && {
5743 add_cflags -isystem/opt/vc/include/IL ; }
5744 check_header OMX_Core.h ; } ||
5745 die "ERROR: OpenMAX IL headers not found"; }
5746 enabled openssl && { use_pkg_config openssl openssl/ssl.h SSL_library_init ||
5747 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
5748 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
5749 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
5750 die "ERROR: openssl not found"; }
5751 enabled qtkit_indev && { check_header_objcc QTKit/QTKit.h || disable qtkit_indev; }
5754 if enabled libdc1394; then
5755 { require_pkg_config libdc1394-2 dc1394/dc1394.h dc1394_new &&
5756 enable libdc1394_2; } ||
5757 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
5758 enable libdc1394_1; } ||
5759 die "ERROR: No version of libdc1394 found "
5762 if enabled gcrypt; then
5763 GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
5764 if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
5765 gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
5766 gcrypt_libs=$("${GCRYPT_CONFIG}" --libs)
5767 check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_libs ||
5768 die "ERROR: gcrypt not found"
5769 add_cflags $gcrypt_cflags && add_extralibs $gcrypt_libs
5771 require2 gcrypt gcrypt.h gcry_mpi_new -lgcrypt
5775 if ! disabled sdl; then
5776 SDL_CONFIG="${cross_prefix}sdl-config"
5777 if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
5778 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
5779 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
5782 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5783 sdl_cflags=$("${SDL_CONFIG}" --cflags)
5784 sdl_libs=$("${SDL_CONFIG}" --libs)
5785 check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs &&
5786 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
5787 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
5789 elif enabled sdl ; then
5790 die "ERROR: SDL not found"
5795 if test $target_os = "mingw32"; then
5796 sdl_libs="$sdl_libs -mconsole"
5799 enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
5801 disabled securetransport || { check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
5802 check_lib2 "Security/SecureTransport.h Security/Security.h" "SSLCreateContext SecItemImport" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
5803 enable securetransport; }
5805 disabled schannel || { check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
5806 check_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" && enable schannel && add_extralibs -lsecur32; }
5808 makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
5810 && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
5811 && enable makeinfo_html || disable makeinfo_html
5812 disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
5813 perl -v > /dev/null 2>&1 && enable perl || disable perl
5814 pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
5815 rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
5817 check_header linux/fb.h
5818 check_header linux/videodev.h
5819 check_header linux/videodev2.h
5820 check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
5822 check_header sys/videoio.h
5823 check_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
5825 check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
5826 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
5827 # w32api 3.12 had it defined wrong
5828 check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
5830 check_type "dshow.h" IBaseFilter
5832 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
5833 { check_header dev/bktr/ioctl_meteor.h &&
5834 check_header dev/bktr/ioctl_bt848.h; } ||
5835 { check_header machine/ioctl_meteor.h &&
5836 check_header machine/ioctl_bt848.h; } ||
5837 { check_header dev/video/meteor/ioctl_meteor.h &&
5838 check_header dev/video/bktr/ioctl_bt848.h; } ||
5839 check_header dev/ic/bt8xx.h
5841 check_header sndio.h
5842 if check_struct sys/soundcard.h audio_buf_info bytes; then
5843 enable_safe sys/soundcard.h
5845 check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
5846 #include <sys/soundcard.h>
5850 check_header soundcard.h
5852 enabled_any alsa_indev alsa_outdev &&
5853 check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
5855 enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
5856 check_func jack_port_get_latency_range -ljack
5858 enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
5860 if enabled libcdio; then
5861 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
5862 check_lib2 "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio ||
5863 die "ERROR: No usable libcdio/cdparanoia found"
5867 check_lib X11/Xlib.h XOpenDisplay -lX11 || disable xlib
5869 if ! disabled libxcb; then
5870 check_pkg_config "xcb >= 1.4" xcb/xcb.h xcb_connect || {
5871 enabled libxcb && die "ERROR: libxcb >= 1.4 not found";
5872 } && disable x11grab && enable libxcb
5874 if enabled libxcb; then
5875 disabled libxcb_shm || {
5876 check_pkg_config xcb-shm xcb/shm.h xcb_shm_attach || {
5877 enabled libxcb_shm && die "ERROR: libxcb_shm not found";
5878 } && check_header sys/shm.h && enable libxcb_shm; }
5880 disabled libxcb_xfixes || {
5881 check_pkg_config xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image || {
5882 enabled libxcb_xfixes && die "ERROR: libxcb_xfixes not found";
5883 } && enable libxcb_xfixes; }
5885 disabled libxcb_shape || {
5886 check_pkg_config xcb-shape xcb/shape.h xcb_shape_get_rectangles || {
5887 enabled libxcb_shape && die "ERROR: libxcb_shape not found";
5888 } && enable libxcb_shape; }
5890 add_cflags $xcb_cflags $xcb_shm_cflags $xcb_xfixes_cflags $xcb_shape_cflags
5891 add_extralibs $xcb_libs $xcb_shm_libs $xcb_xfixes_libs $xcb_shape_libs
5895 if enabled x11grab; then
5896 enabled xlib || die "ERROR: Xlib not found"
5897 require Xext X11/extensions/XShm.h XShmCreateImage -lXext
5898 require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
5901 check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
5903 enabled dxva2api_h &&
5904 check_cc <<EOF && enable dxva2api_cobj
5905 #define _WIN32_WINNT 0x0600
5907 #include <windows.h>
5909 #include <dxva2api.h>
5910 int main(void) { IDirectXVideoDecoder *o = NULL; IDirectXVideoDecoder_Release(o); return 0; }
5914 check_lib va/va.h vaInitialize -lva ||
5918 check_code cc "va/va.h" "vaCreateSurfaces(0, 0, 0, 0, 0, 0, 0, 0)" ||
5921 if enabled vaapi ; then
5923 check_lib2 "va/va.h va/va_x11.h" vaGetDisplay -lva -lva-x11 &&
5926 check_lib2 "va/va.h va/va_drm.h" vaGetDisplayDRM -lva -lva-drm &&
5931 check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
5934 enabled vdpau && enabled xlib &&
5935 check_func_headers "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau &&
5936 prepend ffmpeg_libs $($ldflags_filter "-lvdpau") &&
5939 # Funny iconv installations are not unusual, so check it after all flags have been set
5940 disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -liconv || disable iconv
5942 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
5944 # add some useful compiler flags if supported
5945 check_cflags -Wdeclaration-after-statement
5947 check_cflags -Wdisabled-optimization
5948 check_cflags -Wpointer-arith
5949 check_cflags -Wredundant-decls
5950 check_cflags -Wwrite-strings
5951 check_cflags -Wtype-limits
5952 check_cflags -Wundef
5953 check_cflags -Wmissing-prototypes
5954 check_cflags -Wno-pointer-to-int-cast
5955 check_cflags -Wstrict-prototypes
5956 check_cflags -Wempty-body
5957 enabled extra_warnings && check_cflags -Winline
5958 enabled extra_warnings && check_cflags -Wcast-qual
5960 check_disable_warning(){
5961 warning_flag=-W${1#-Wno-}
5962 test_cflags $warning_flag && add_cflags $1
5965 check_disable_warning -Wno-parentheses
5966 check_disable_warning -Wno-switch
5967 check_disable_warning -Wno-format-zero-length
5968 check_disable_warning -Wno-pointer-sign
5969 check_disable_warning -Wno-unused-const-variable
5971 # add some linker flags
5972 check_ldflags -Wl,--warn-common
5973 check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
5974 enabled rpath && add_ldexeflags -Wl,-rpath,$libdir
5975 enabled rpath && add_ldlibflags -Wl,-rpath,$libdir
5976 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
5978 # add some strip flags
5979 # -wN '..@*' is more selective than -x, but not available everywhere.
5980 check_stripflags -wN \'..@*\' || check_stripflags -x
5982 enabled neon_clobber_test &&
5983 check_ldflags -Wl,--wrap,avcodec_open2 \
5984 -Wl,--wrap,avcodec_decode_audio4 \
5985 -Wl,--wrap,avcodec_decode_video2 \
5986 -Wl,--wrap,avcodec_decode_subtitle2 \
5987 -Wl,--wrap,avcodec_encode_audio2 \
5988 -Wl,--wrap,avcodec_encode_video2 \
5989 -Wl,--wrap,avcodec_encode_subtitle \
5990 -Wl,--wrap,swr_convert \
5991 -Wl,--wrap,avresample_convert ||
5992 disable neon_clobber_test
5994 enabled xmm_clobber_test &&
5995 check_ldflags -Wl,--wrap,avcodec_open2 \
5996 -Wl,--wrap,avcodec_decode_audio4 \
5997 -Wl,--wrap,avcodec_decode_video2 \
5998 -Wl,--wrap,avcodec_decode_subtitle2 \
5999 -Wl,--wrap,avcodec_encode_audio2 \
6000 -Wl,--wrap,avcodec_encode_video2 \
6001 -Wl,--wrap,avcodec_encode_subtitle \
6002 -Wl,--wrap,swr_convert \
6003 -Wl,--wrap,avresample_convert \
6004 -Wl,--wrap,sws_scale ||
6005 disable xmm_clobber_test
6007 echo "X { local: *; };" > $TMPV
6008 if test_ldflags -Wl,--version-script,$TMPV; then
6009 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
6010 elif test_ldflags -Wl,-M,$TMPV; then
6011 append SHFLAGS '-Wl,-M,\$(SUBDIR)lib\$(NAME).ver-sol2'
6014 check_cc <<EOF && enable symver_asm_label
6015 void ff_foo(void) __asm__ ("av_foo@VERSION");
6016 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
6018 check_cc <<EOF && enable symver_gnu_asm
6019 __asm__(".symver ff_foo,av_foo@VERSION");
6020 void ff_foo(void) {}
6023 if [ -z "$optflags" ]; then
6024 if enabled small; then
6025 optflags=$cflags_size
6026 elif enabled optimizations; then
6027 optflags=$cflags_speed
6029 optflags=$cflags_noopt
6035 enabled lto && check_ldflags "$@"
6039 if enabled lto; then
6040 test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
6042 check_ldflags -flto $cpuflags
6043 disable inline_asm_direct_symbol_refs
6046 check_optflags $optflags
6047 check_optflags -fno-math-errno
6048 check_optflags -fno-signed-zeros
6050 enabled ftrapv && check_cflags -ftrapv
6052 check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
6057 if enabled icc; then
6058 # Just warnings, no remarks
6060 # -wd: Disable following warnings
6061 # 144, 167, 556: -Wno-pointer-sign
6062 # 188: enumerated type mixed with another type
6063 # 1292: attribute "foo" ignored
6064 # 1419: external declaration in primary source file
6065 # 10006: ignoring unknown option -fno-signed-zeros
6066 # 10148: ignoring unknown option -Wno-parentheses
6067 # 10156: ignoring option '-W'; no argument required
6068 # 13200: No EMMS instruction before call to function
6069 # 13203: No EMMS instruction before return from function
6070 check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
6071 # 11030: Warning unknown option --as-needed
6072 # 10156: ignoring option '-export'; no argument required
6073 check_ldflags -wd10156,11030
6074 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
6075 enable ebp_available
6076 # The test above does not test linking
6077 enabled lto && disable symver_asm_label
6078 if enabled x86_32; then
6079 icc_version=$($cc -dumpversion)
6080 test ${icc_version%%.*} -ge 11 &&
6081 check_cflags -falign-stack=maintain-16-byte ||
6082 disable aligned_stack
6084 elif enabled ccc; then
6085 # disable some annoying warnings
6086 add_cflags -msg_disable bitnotint
6087 add_cflags -msg_disable mixfuncvoid
6088 add_cflags -msg_disable nonstandcast
6089 add_cflags -msg_disable unsupieee
6090 elif enabled gcc; then
6091 case $gcc_basever in
6092 4.9*) enabled x86 || check_optflags -fno-tree-vectorize ;;
6093 4.*) check_optflags -fno-tree-vectorize ;;
6094 *) enabled x86 || check_optflags -fno-tree-vectorize ;;
6096 check_cflags -Werror=format-security
6097 check_cflags -Werror=implicit-function-declaration
6098 check_cflags -Werror=missing-prototypes
6099 check_cflags -Werror=return-type
6100 check_cflags -Werror=vla
6101 check_cflags -Wformat
6102 check_cflags -fdiagnostics-color=auto
6103 enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
6104 elif enabled llvm_gcc; then
6105 check_cflags -mllvm -stack-alignment=16
6106 elif enabled clang; then
6107 check_cflags -mllvm -stack-alignment=16
6108 check_cflags -Qunused-arguments
6109 check_cflags -Werror=implicit-function-declaration
6110 check_cflags -Werror=missing-prototypes
6111 check_cflags -Werror=return-type
6112 elif enabled cparser; then
6113 add_cflags -Wno-missing-variable-declarations
6114 add_cflags -Wno-empty-statement
6115 elif enabled armcc; then
6116 add_cflags -W${armcc_opt},--diag_suppress=4343 # hardfp compat
6117 add_cflags -W${armcc_opt},--diag_suppress=3036 # using . as system include dir
6118 # 2523: use of inline assembly is deprecated
6119 add_cflags -W${armcc_opt},--diag_suppress=2523
6120 add_cflags -W${armcc_opt},--diag_suppress=1207
6121 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
6122 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
6123 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
6124 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
6125 elif enabled tms470; then
6126 add_cflags -pds=824 -pds=837
6128 elif enabled pathscale; then
6129 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
6130 elif enabled_any msvc icl; then
6131 enabled x86_32 && disable aligned_stack
6132 enabled_all x86_32 debug && add_cflags -Oy-
6133 enabled debug && add_ldflags -debug
6134 enable pragma_deprecated
6135 if enabled icl; then
6136 # -Qansi-alias is basically -fstrict-aliasing, but does not work
6137 # (correctly) on icl 13.x.
6138 check_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
6139 add_cflags -Qansi-alias
6140 # Some inline asm is not compilable in debug
6141 if enabled debug; then
6142 disable ebp_available
6143 disable ebx_available
6146 # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
6147 check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
6148 # The CRT headers contain __declspec(restrict) in a few places, but if redefining
6149 # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict)
6150 # (as it ends up if the restrict redefine is done before including stdlib.h), while
6151 # MSVC 2013 and newer can handle it fine.
6152 # If this declspec fails, force including stdlib.h before the restrict redefinition
6153 # happens in config.h.
6154 if [ $_restrict != restrict ]; then
6155 check_cc <<EOF || add_cflags -FIstdlib.h
6156 __declspec($_restrict) void* foo(int);
6159 check_func strtoll || add_cflags -Dstrtoll=_strtoi64
6162 for pfx in "" host_; do
6163 varname=${pfx%_}cc_type
6164 eval "type=\$$varname"
6165 if [ $type = "msvc" ]; then
6166 check_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
6167 static inline int foo(int a) { return a; }
6174 add_asflags -Qunused-arguments
6180 check_ldflags -Qunused-arguments
6186 enabled ccc && add_ldflags '-Wl,-expect_unresolved,*'
6189 add_cppflags -Dmain=plan9_main
6193 enable frame_thread_encoder
6195 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
6197 check_deps $CONFIG_LIST \
6202 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"
6205 if test $target_os = "haiku"; then
6207 disable posix_memalign
6210 enabled_all dxva2 dxva2api_cobj CoTaskMemFree &&
6211 prepend ffmpeg_libs $($ldflags_filter "-lole32" "-luser32") &&
6214 ! enabled_any memalign posix_memalign aligned_malloc &&
6215 enabled simd_align_16 && enable memalign_hack
6218 # -> enable ${lib}_deps_${dep}
6219 # -> add $dep to ${lib}_deps only once
6223 enabled "${lib}_deps_${dep}" && return 0
6224 enable "${lib}_deps_${dep}"
6225 prepend "${lib}_deps" $dep
6228 # merge deps lib components
6229 # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
6234 enabled $comp || continue
6235 eval "dep=\"\$${comp}_deps\""
6242 merge_deps libavfilter $FILTER_LIST
6244 map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
6246 for thread in $THREADS_LIST; do
6247 if enabled $thread; then
6248 test -n "$thread_type" &&
6249 die "ERROR: Only one thread type must be selected." ||
6250 thread_type="$thread"
6254 enabled zlib && add_cppflags -DZLIB_CONST
6256 # conditional library dependencies, in linking order
6257 enabled afftfilt_filter && prepend avfilter_deps "avcodec"
6258 enabled amovie_filter && prepend avfilter_deps "avformat avcodec"
6259 enabled aresample_filter && prepend avfilter_deps "swresample"
6260 enabled asyncts_filter && prepend avfilter_deps "avresample"
6261 enabled atempo_filter && prepend avfilter_deps "avcodec"
6262 enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
6263 enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
6264 enabled elbg_filter && prepend avfilter_deps "avcodec"
6265 enabled fftfilt_filter && prepend avfilter_deps "avcodec"
6266 enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
6267 enabled mcdeint_filter && prepend avfilter_deps "avcodec"
6268 enabled movie_filter && prepend avfilter_deps "avformat avcodec"
6269 enabled pan_filter && prepend avfilter_deps "swresample"
6270 enabled pp_filter && prepend avfilter_deps "postproc"
6271 enabled removelogo_filter && prepend avfilter_deps "avformat avcodec swscale"
6272 enabled resample_filter && prepend avfilter_deps "avresample"
6273 enabled sab_filter && prepend avfilter_deps "swscale"
6274 enabled scale_filter && prepend avfilter_deps "swscale"
6275 enabled scale2ref_filter && prepend avfilter_deps "swscale"
6276 enabled sofalizer_filter && prepend avfilter_deps "avcodec"
6277 enabled showcqt_filter && prepend avfilter_deps "avformat avcodec swscale"
6278 enabled showfreqs_filter && prepend avfilter_deps "avcodec"
6279 enabled showspectrum_filter && prepend avfilter_deps "avcodec"
6280 enabled smartblur_filter && prepend avfilter_deps "swscale"
6281 enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
6282 enabled subtitles_filter && prepend avfilter_deps "avformat avcodec"
6283 enabled uspp_filter && prepend avfilter_deps "avcodec"
6285 enabled lavfi_indev && prepend avdevice_deps "avfilter"
6287 enabled opus_decoder && prepend avcodec_deps "swresample"
6291 eval "deps=\$$lib_deps"
6292 append $lib_deps $(map 'eval echo \$${v}_deps' $deps)
6296 #we have to remove gpl from the deps here as some code assumes all lib deps are libs
6297 postproc_deps="$(filter_out 'gpl' $postproc_deps)"
6299 map 'expand_deps $v' $LIBRARY_LIST
6301 echo "install prefix $prefix"
6302 echo "source path $source_path"
6303 echo "C compiler $cc"
6304 echo "C library $libc_type"
6305 if test "$host_cc" != "$cc"; then
6306 echo "host C compiler $host_cc"
6307 echo "host C library $host_libc_type"
6309 echo "ARCH $arch ($cpu)"
6310 if test "$build_suffix" != ""; then
6311 echo "build suffix $build_suffix"
6313 if test "$progs_suffix" != ""; then
6314 echo "progs suffix $progs_suffix"
6316 if test "$extra_version" != ""; then
6317 echo "version string suffix $extra_version"
6319 echo "big-endian ${bigendian-no}"
6320 echo "runtime cpu detection ${runtime_cpudetect-no}"
6321 if enabled x86; then
6322 echo "${yasmexe} ${yasm-no}"
6323 echo "MMX enabled ${mmx-no}"
6324 echo "MMXEXT enabled ${mmxext-no}"
6325 echo "3DNow! enabled ${amd3dnow-no}"
6326 echo "3DNow! extended enabled ${amd3dnowext-no}"
6327 echo "SSE enabled ${sse-no}"
6328 echo "SSSE3 enabled ${ssse3-no}"
6329 echo "AESNI enabled ${aesni-no}"
6330 echo "AVX enabled ${avx-no}"
6331 echo "XOP enabled ${xop-no}"
6332 echo "FMA3 enabled ${fma3-no}"
6333 echo "FMA4 enabled ${fma4-no}"
6334 echo "i686 features enabled ${i686-no}"
6335 echo "CMOV is fast ${fast_cmov-no}"
6336 echo "EBX available ${ebx_available-no}"
6337 echo "EBP available ${ebp_available-no}"
6339 if enabled aarch64; then
6340 echo "NEON enabled ${neon-no}"
6341 echo "VFP enabled ${vfp-no}"
6343 if enabled arm; then
6344 echo "ARMv5TE enabled ${armv5te-no}"
6345 echo "ARMv6 enabled ${armv6-no}"
6346 echo "ARMv6T2 enabled ${armv6t2-no}"
6347 echo "VFP enabled ${vfp-no}"
6348 echo "NEON enabled ${neon-no}"
6349 echo "THUMB enabled ${thumb-no}"
6351 if enabled mips; then
6352 echo "MIPS FPU enabled ${mipsfpu-no}"
6353 echo "MIPS DSP R1 enabled ${mipsdsp-no}"
6354 echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
6355 echo "MIPS MSA enabled ${msa-no}"
6356 echo "LOONGSON MMI enabled ${mmi-no}"
6358 if enabled ppc; then
6359 echo "AltiVec enabled ${altivec-no}"
6360 echo "VSX enabled ${vsx-no}"
6361 echo "POWER8 enabled ${power8-no}"
6362 echo "PPC 4xx optimizations ${ppc4xx-no}"
6363 echo "dcbzl available ${dcbzl-no}"
6365 echo "debug symbols ${debug-no}"
6366 echo "strip symbols ${stripping-no}"
6367 echo "optimize for size ${small-no}"
6368 echo "optimizations ${optimizations-no}"
6369 echo "static ${static-no}"
6370 echo "shared ${shared-no}"
6371 echo "postprocessing support ${postproc-no}"
6372 echo "new filter support ${avfilter-no}"
6373 echo "network support ${network-no}"
6374 echo "threading support ${thread_type-no}"
6375 echo "safe bitstream reader ${safe_bitstream_reader-no}"
6376 echo "SDL support ${sdl-no}"
6377 echo "opencl enabled ${opencl-no}"
6378 echo "JNI support ${jni-no}"
6379 echo "texi2html enabled ${texi2html-no}"
6380 echo "perl enabled ${perl-no}"
6381 echo "pod2man enabled ${pod2man-no}"
6382 echo "makeinfo enabled ${makeinfo-no}"
6383 echo "makeinfo supports HTML ${makeinfo_html-no}"
6384 test -n "$random_seed" &&
6385 echo "random seed ${random_seed}"
6388 echo "Enabled programs:"
6389 print_enabled '' $PROGRAM_LIST | print_in_columns
6392 echo "External libraries:"
6393 print_enabled '' $EXTERNAL_LIBRARY_LIST | print_in_columns
6397 print_enabled '' $LIBRARY_LIST | print_in_columns
6400 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
6401 echo "Enabled ${type}s:"
6402 eval list=\$$(toupper $type)_LIST
6403 print_enabled '_*' $list | print_in_columns
6407 echo "Enabled Hardware-accelerated codecs:"
6408 print_enabled '' $HW_CODECS_LIST | print_in_columns
6411 license="LGPL version 2.1 or later"
6412 if enabled nonfree; then
6413 license="nonfree and unredistributable"
6414 elif enabled gplv3; then
6415 license="GPL version 3 or later"
6416 elif enabled lgplv3; then
6417 license="LGPL version 3 or later"
6418 elif enabled gpl; then
6419 license="GPL version 2 or later"
6422 echo "License: $license"
6424 echo "Creating config.mak, config.h, and doc/config.texi..."
6426 test -e Makefile || echo "include $source_path/Makefile" > Makefile
6428 enabled stripping || strip="echo skipping strip"
6430 config_files="$TMPH config.mak doc/config.texi"
6432 cat > config.mak <<EOF
6433 # Automatically generated by configure - do not modify!
6434 ifndef FFMPEG_CONFIG_MAK
6436 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
6438 LIBDIR=\$(DESTDIR)$libdir
6439 SHLIBDIR=\$(DESTDIR)$shlibdir
6440 INCDIR=\$(DESTDIR)$incdir
6441 BINDIR=\$(DESTDIR)$bindir
6442 DATADIR=\$(DESTDIR)$datadir
6443 DOCDIR=\$(DESTDIR)$docdir
6444 MANDIR=\$(DESTDIR)$mandir
6445 PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
6446 INSTALL_NAME_DIR=$install_name_dir
6447 SRC_PATH=$source_path
6448 SRC_LINK=$source_link
6449 ifndef MAIN_MAKEFILE
6450 SRC_PATH:=\$(SRC_PATH:.%=..%)
6454 INTRINSICS=$intrinsics
6461 DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
6463 DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
6476 OBJCFLAGS=$OBJCFLAGS
6496 LDEXEFLAGS=$LDEXEFLAGS
6497 LDLIBFLAGS=$LDLIBFLAGS
6498 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
6499 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
6500 YASMFLAGS=$YASMFLAGS
6501 BUILDSUF=$build_suffix
6502 PROGSSUF=$progs_suffix
6510 EXTRA_VERSION=$extra_version
6513 CCDEP_FLAGS=$CCDEP_FLAGS
6515 ASDEP_FLAGS=$ASDEP_FLAGS
6516 CC_DEPFLAGS=$CC_DEPFLAGS
6517 AS_DEPFLAGS=$AS_DEPFLAGS
6520 HOSTCFLAGS=$host_cflags
6521 HOSTCPPFLAGS=$host_cppflags
6522 HOSTEXESUF=$HOSTEXESUF
6523 HOSTLDFLAGS=$host_ldflags
6526 DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
6527 HOSTCCDEP=$HOSTCCDEP
6528 HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
6529 HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
6533 TARGET_EXEC=$target_exec $target_exec_args
6534 TARGET_PATH=$target_path
6535 TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
6536 CFLAGS-ffplay=$sdl_cflags
6537 ZLIB=$($ldflags_filter -lz)
6538 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
6539 EXTRALIBS=$extralibs
6540 COMPAT_OBJS=$compat_objs
6543 LIBTARGET=${LIBTARGET}
6544 SLIBNAME=${SLIBNAME}
6545 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
6546 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
6547 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
6548 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
6549 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
6550 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
6551 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
6552 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
6553 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
6554 NOREDZONE_FLAGS=$noredzone_flags
6559 name=$(toupper $lcname)
6560 file=$source_path/$lcname/version.h
6561 eval $(awk "/#define ${name}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
6562 enabled raise_major && eval ${name}_VERSION_MAJOR=$((${name}_VERSION_MAJOR+100))
6563 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
6564 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
6565 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
6566 eval echo "${lcname}_VERSION_MINOR=\$${name}_VERSION_MINOR" >> config.mak
6569 map 'get_version $v' $LIBRARY_LIST
6571 map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> config.mak' $LIBRARY_LIST
6573 print_program_libs(){
6574 eval "program_libs=\$${1}_libs"
6575 eval echo "LIBS-${1}=${program_libs}" >> config.mak
6578 map 'print_program_libs $v' $PROGRAM_LIST
6581 /* Automatically generated by configure - do not modify! */
6582 #ifndef FFMPEG_CONFIG_H
6583 #define FFMPEG_CONFIG_H
6584 #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
6585 #define FFMPEG_LICENSE "$(c_escape $license)"
6586 #define CONFIG_THIS_YEAR 2016
6587 #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
6588 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
6589 #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
6590 #define av_restrict $_restrict
6591 #define EXTERN_PREFIX "${extern_prefix}"
6592 #define EXTERN_ASM ${extern_prefix}
6593 #define BUILDSUF "$build_suffix"
6594 #define SLIBSUF "$SLIBSUF"
6595 #define HAVE_MMX2 HAVE_MMXEXT
6596 #define SWS_MAX_FILTER_SIZE $sws_max_filter_size
6599 test -n "$assert_level" &&
6600 echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
6602 test -n "$malloc_prefix" &&
6603 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
6605 if enabled yasm; then
6606 append config_files $TMPASM
6610 enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
6616 echo "@c auto-generated by configure - do not modify! " > doc/config.texi
6618 print_config ARCH_ "$config_files" $ARCH_LIST
6619 print_config HAVE_ "$config_files" $HAVE_LIST
6620 print_config CONFIG_ "$config_files" $CONFIG_LIST \
6624 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
6625 echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
6627 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
6628 cp_if_changed $TMPH config.h
6631 enabled yasm && cp_if_changed $TMPASM config.asm
6634 /* Generated by ffconf */
6635 #ifndef AVUTIL_AVCONFIG_H
6636 #define AVUTIL_AVCONFIG_H
6639 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
6641 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
6643 cp_if_changed $TMPH libavutil/avconfig.h
6645 if test -n "$WARNINGS"; then
6646 printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
6647 enabled fatal_warnings && exit 1
6650 # generate the lists of enabled components
6651 print_enabled_components(){
6656 echo "static const $struct_name *$name[] = {" > $TMPH
6658 enabled $c && printf " &ff_%s,\n" $c >> $TMPH
6660 echo " NULL };" >> $TMPH
6661 cp_if_changed $TMPH $file
6664 print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
6665 print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
6667 # build pkg-config files
6670 eval printf "\"lib${1}${build_suffix} >= \$LIB$(toupper ${1})_VERSION, \""
6673 pkgconfig_generate(){
6675 shortname=${name#lib}${build_suffix}
6679 requires=$(map 'lib_version $v' $(eval echo \$${name#lib}_deps))
6680 requires=${requires%, }
6681 enabled ${name#lib} || return 0
6683 cat <<EOF > $name/$name${build_suffix}.pc
6685 exec_prefix=\${prefix}
6690 Description: $comment
6692 Requires: $(enabled shared || echo $requires)
6693 Requires.private: $(enabled shared && echo $requires)
6695 Libs: -L\${libdir} $(enabled rpath && echo "-Wl,-rpath,\${libdir}") -l${shortname} $(enabled shared || echo $libs)
6696 Libs.private: $(enabled shared && echo $libs)
6697 Cflags: -I\${includedir}
6700 mkdir -p doc/examples/pc-uninstalled
6701 includedir=${source_path}
6702 [ "$includedir" = . ] && includedir="\${pcfiledir}/../../.."
6703 cat <<EOF > doc/examples/pc-uninstalled/$name.pc
6706 libdir=\${pcfiledir}/../../../$name
6707 includedir=${includedir}
6710 Description: $comment
6714 Libs: -L\${libdir} -Wl,-rpath,\${libdir} -l${shortname} $(enabled shared || echo $libs)
6715 Cflags: -I\${includedir}
6719 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" "$LIBRT $LIBM"
6720 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs"
6721 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs"
6722 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs"
6723 pkgconfig_generate libavfilter "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
6724 pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" ""
6725 pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$LIBM"
6726 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM"
6727 pkgconfig_generate libswresample "FFmpeg audio resampling library" "$LIBSWRESAMPLE_VERSION" "$LIBM $LIBSOXR"