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 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
97 Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --disable-runtime-cpudetect disable detecting cpu capabilities at runtime (smaller binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
104 --disable-all disable building components, libraries and programs
107 --disable-programs do not build command line programs
108 --disable-ffmpeg disable ffmpeg build
109 --disable-ffplay disable ffplay build
110 --disable-ffprobe disable ffprobe build
111 --disable-ffserver disable ffserver build
113 Documentation options:
114 --disable-doc do not build documentation
115 --disable-htmlpages do not build HTML documentation pages
116 --disable-manpages do not build man documentation pages
117 --disable-podpages do not build POD documentation pages
118 --disable-txtpages do not build text documentation pages
121 --disable-avdevice disable libavdevice build
122 --disable-avcodec disable libavcodec build
123 --disable-avformat disable libavformat build
124 --disable-avutil disable libavutil build
125 --disable-swresample disable libswresample build
126 --disable-swscale disable libswscale build
127 --disable-postproc disable libpostproc build
128 --disable-avfilter disable libavfilter build
129 --enable-avresample enable libavresample build [no]
130 --disable-pthreads disable pthreads [auto]
131 --disable-w32threads disable Win32 threads [auto]
132 --disable-os2threads disable OS/2 threads [auto]
133 --disable-network disable network support [no]
134 --disable-dct disable DCT code
135 --disable-dwt disable DWT code
136 --disable-error-resilience disable error resilience code
137 --disable-lsp disable LSP code
138 --disable-lzo disable LZO decoder code
139 --disable-mdct disable MDCT code
140 --disable-rdft disable RDFT code
141 --disable-fft disable FFT code
143 Hardware accelerators:
144 --enable-dxva2 enable DXVA2 code
145 --enable-vaapi enable VAAPI code
146 --enable-vda enable VDA code
147 --enable-vdpau enable VDPAU code
149 Individual component options:
150 --disable-everything disable all components listed below
151 --disable-encoder=NAME disable encoder NAME
152 --enable-encoder=NAME enable encoder NAME
153 --disable-encoders disable all encoders
154 --disable-decoder=NAME disable decoder NAME
155 --enable-decoder=NAME enable decoder NAME
156 --disable-decoders disable all decoders
157 --disable-hwaccel=NAME disable hwaccel NAME
158 --enable-hwaccel=NAME enable hwaccel NAME
159 --disable-hwaccels disable all hwaccels
160 --disable-muxer=NAME disable muxer NAME
161 --enable-muxer=NAME enable muxer NAME
162 --disable-muxers disable all muxers
163 --disable-demuxer=NAME disable demuxer NAME
164 --enable-demuxer=NAME enable demuxer NAME
165 --disable-demuxers disable all demuxers
166 --enable-parser=NAME enable parser NAME
167 --disable-parser=NAME disable parser NAME
168 --disable-parsers disable all parsers
169 --enable-bsf=NAME enable bitstream filter NAME
170 --disable-bsf=NAME disable bitstream filter NAME
171 --disable-bsfs disable all bitstream filters
172 --enable-protocol=NAME enable protocol NAME
173 --disable-protocol=NAME disable protocol NAME
174 --disable-protocols disable all protocols
175 --enable-indev=NAME enable input device NAME
176 --disable-indev=NAME disable input device NAME
177 --disable-indevs disable input devices
178 --enable-outdev=NAME enable output device NAME
179 --disable-outdev=NAME disable output device NAME
180 --disable-outdevs disable output devices
181 --disable-devices disable all devices
182 --enable-filter=NAME enable filter NAME
183 --disable-filter=NAME disable filter NAME
184 --disable-filters disable all filters
186 External library support:
187 --enable-avisynth enable reading of AVISynth script files [no]
188 --enable-bzlib enable bzlib [autodetect]
189 --enable-fontconfig enable fontconfig
190 --enable-frei0r enable frei0r video filtering
191 --enable-gnutls enable gnutls [no]
192 --enable-iconv enable iconv [autodetect]
193 --enable-libaacplus enable AAC+ encoding via libaacplus [no]
194 --enable-libass enable libass subtitles rendering [no]
195 --enable-libbluray enable BluRay reading using libbluray [no]
196 --enable-libcaca enable textual display using libcaca
197 --enable-libcelt enable CELT decoding via libcelt [no]
198 --enable-libcdio enable audio CD grabbing with libcdio
199 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
201 --enable-libfaac enable AAC encoding via libfaac [no]
202 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
203 --enable-libflite enable flite (voice synthesis) support via libflite [no]
204 --enable-libfreetype enable libfreetype [no]
205 --enable-libgsm enable GSM de/encoding via libgsm [no]
206 --enable-libiec61883 enable iec61883 via libiec61883 [no]
207 --enable-libilbc enable iLBC de/encoding via libilbc [no]
208 --enable-libmodplug enable ModPlug via libmodplug [no]
209 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
210 --enable-libnut enable NUT (de)muxing via libnut,
211 native (de)muxer exists [no]
212 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
213 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
214 --enable-libopencv enable video filtering via libopencv [no]
215 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
216 --enable-libopus enable Opus decoding via libopus [no]
217 --enable-libpulse enable Pulseaudio input via libpulse [no]
218 --enable-libquvi enable quvi input via libquvi [no]
219 --enable-librtmp enable RTMP[E] support via librtmp [no]
220 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
221 --enable-libsoxr enable Include libsoxr resampling [no]
222 --enable-libspeex enable Speex de/encoding via libspeex [no]
223 --enable-libstagefright-h264 enable H.264 decoding via libstagefright [no]
224 --enable-libtheora enable Theora encoding via libtheora [no]
225 --enable-libtwolame enable MP2 encoding via libtwolame [no]
226 --enable-libutvideo enable Ut Video encoding and decoding via libutvideo [no]
227 --enable-libv4l2 enable libv4l2/v4l-utils [no]
228 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
229 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
230 --enable-libvorbis enable Vorbis en/decoding via libvorbis,
231 native implementation exists [no]
232 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
233 --enable-libx264 enable H.264 encoding via x264 [no]
234 --enable-libxavs enable AVS encoding via xavs [no]
235 --enable-libxvid enable Xvid encoding via xvidcore,
236 native MPEG-4/Xvid encoder exists [no]
237 --enable-openal enable OpenAL 1.1 capture support [no]
238 --enable-opencl enable OpenCL code
239 --enable-openssl enable openssl [no]
240 --enable-x11grab enable X11 grabbing [no]
241 --enable-zlib enable zlib [autodetect]
243 Advanced options (experts only):
244 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
245 --enable-cross-compile assume a cross-compiler is used
246 --sysroot=PATH root of cross-build tree
247 --sysinclude=PATH location of cross-build system headers
248 --target-os=OS compiler targets OS [$target_os]
249 --target-exec=CMD command to run executables on target
250 --target-path=DIR path to view of build directory on target
251 --toolchain=NAME set tool defaults according to NAME
252 --nm=NM use nm tool NM [$nm_default]
253 --ar=AR use archive tool AR [$ar_default]
254 --as=AS use assembler AS [$as_default]
255 --yasmexe=EXE use yasm-compatible assembler EXE [$yasmexe_default]
256 --cc=CC use C compiler CC [$cc_default]
257 --cxx=CXX use C compiler CXX [$cxx_default]
258 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
259 --ld=LD use linker LD [$ld_default]
260 --host-cc=HOSTCC use host C compiler HOSTCC
261 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
262 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
263 --host-ld=HOSTLD use host linker HOSTLD
264 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
265 --host-libs=HLIBS use libs HLIBS when linking for host
266 --host-os=OS compiler host OS [$target_os]
267 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
268 --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
269 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
270 --extra-libs=ELIBS add ELIBS [$ELIBS]
271 --extra-version=STRING version string suffix []
272 --optflags=OPTFLAGS override optimization-related compiler flags
273 --build-suffix=SUFFIX library name suffix []
274 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
275 --progs-suffix=SUFFIX program name suffix []
276 --arch=ARCH select architecture [$arch]
277 --cpu=CPU select the minimum required CPU (affects
278 instruction selection, may crash on older CPUs)
279 --enable-pic build position-independent code
280 --enable-sram allow use of on-chip SRAM
281 --enable-thumb compile for Thumb instruction set
282 --disable-symver disable symbol versioning
283 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
284 --disable-safe-bitstream-reader
285 disable buffer boundary checking in bitreaders
286 (faster, but may crash)
287 --enable-memalign-hack emulate memalign, interferes with memory debuggers
288 --enable-lto use link-time optimization
290 Optimization options (experts only):
291 --disable-asm disable all assembler optimizations
292 --disable-altivec disable AltiVec optimizations
293 --disable-amd3dnow disable 3DNow! optimizations
294 --disable-amd3dnowext disable 3DNow! extended optimizations
295 --disable-mmx disable MMX optimizations
296 --disable-mmxext disable MMXEXT optimizations
297 --disable-sse disable SSE optimizations
298 --disable-sse2 disable SSE2 optimizations
299 --disable-sse3 disable SSE3 optimizations
300 --disable-ssse3 disable SSSE3 optimizations
301 --disable-sse4 disable SSE4 optimizations
302 --disable-sse42 disable SSE4.2 optimizations
303 --disable-avx disable AVX optimizations
304 --disable-fma4 disable FMA4 optimizations
305 --disable-armv5te disable armv5te optimizations
306 --disable-armv6 disable armv6 optimizations
307 --disable-armv6t2 disable armv6t2 optimizations
308 --disable-vfp disable VFP optimizations
309 --disable-neon disable NEON optimizations
310 --disable-vis disable VIS optimizations
311 --disable-inline-asm disable use of inline assembler
312 --disable-yasm disable use of yasm assembler
313 --disable-mips32r2 disable MIPS32R2 optimizations
314 --disable-mipsdspr1 disable MIPS DSP ASE R1 optimizations
315 --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
316 --disable-mipsfpu disable floating point MIPS optimizations
317 --disable-fast-unaligned consider unaligned accesses slow
319 Developer options (useful when working on FFmpeg itself):
320 --disable-debug disable debugging symbols
321 --enable-debug=LEVEL set the debug level [$debuglevel]
322 --disable-optimizations disable compiler optimizations
323 --enable-extra-warnings enable more compiler warnings
324 --disable-stripping disable stripping of executables and shared libraries
325 --assert-level=level 0(default), 1 or 2, amount of assertion testing,
326 2 causes a slowdown at runtime.
327 --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
328 --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory
329 leaks and errors, using the specified valgrind binary.
330 Cannot be combined with --target-exec
331 --enable-ftrapv Trap arithmetic overflows
332 --samples=PATH location of test samples for FATE, if not set use
333 \$FATE_SAMPLES at make invocation time.
334 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
335 should be used only for debugging purposes)
336 --enable-random randomly enable/disable components
338 --enable-random=LIST randomly enable/disable specific components or
339 --disable-random=LIST component groups. LIST is a comma-separated list
340 of NAME[:PROB] entries where NAME is a component
341 (group) and PROB the probability associated with
343 --random-seed=VALUE seed value for --enable/disable-random
345 NOTE: Object files are built at the place where configure is launched.
353 echo "$@" >> $logfile
358 pr -n -t $1 >> $logfile
369 WARNINGS="${WARNINGS}WARNING: $*\n"
376 If you think configure made a mistake, make sure you are using the latest
377 version from Git. If the latest version fails, report the problem to the
378 ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
380 if disabled logging; then
382 Rerun configure with logging enabled (do not use --disable-logging), and
383 include the log this produces with your report.
387 Include the log file "$logfile" produced by configure as this will help
394 # Avoid locale weirdness, besides we really just want to translate ASCII.
396 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
400 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
404 echo "$*" | sed 's/["\\]/\\\0/g'
408 v=$(echo "$1" | sed "s/'/'\\\\''/g")
409 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
414 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
421 eval "case $v in $pat) echo $v ;; esac"
429 eval "case $v in $pat) ;; *) echo $v ;; esac"
436 for v; do eval $m; done
442 for v; do echo ${v}${suffix}; done
457 eval : \${$var:=$value}
462 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
468 eval $(sanitize_var_name "$var")='$*'
472 eval echo \$$(sanitize_var_name "$1")
477 eval level=\${${var}_level:=0}
478 eval ${var}_${level}="\$$var"
479 eval ${var}_level=$(($level+1))
485 eval level=\${${var}_level:-0}
486 test $level = 0 && continue
487 eval level=$(($level-1))
488 eval $var="\${${var}_${level}}"
489 eval ${var}_level=$level
490 eval unset ${var}_${level}
512 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
518 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
524 enabled $var && continue
525 eval sel="\$${var}_select"
526 eval sgs="\$${var}_suggest"
530 enable_deep_weak $sgs
546 test "${1#!}" = "$1" && op== || op=!=
547 eval test "x\$${1#!}" $op "xyes"
551 test "${1#!}" = "$1" && op== || op=!=
552 eval test "x\$${1#!}" $op "xno"
557 enabled $opt || return 1
563 disabled $opt || return 1
569 enabled $opt && return 0
575 disabled $opt && return 0
582 eval : \${$opt:=\$${opt}_default}
590 [ $var = $value ] && return 0
598 enabled ${cfg}_checking && die "Circular dependency for $cfg."
599 disabled ${cfg}_checking && continue
600 enable ${cfg}_checking
603 eval dep_all="\$${cfg}_deps"
604 eval dep_any="\$${cfg}_deps_any"
605 eval dep_sel="\$${cfg}_select"
606 eval dep_sgs="\$${cfg}_suggest"
607 eval dep_ifa="\$${cfg}_if"
608 eval dep_ifn="\$${cfg}_if_any"
610 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
611 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
612 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
614 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
615 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
616 enabled_all $dep_all || disable $cfg
617 enabled_any $dep_any || disable $cfg
618 disabled_any $dep_sel && disable $cfg
620 if enabled $cfg; then
622 enable_deep_weak $dep_sgs
625 disable ${cfg}_checking
634 for cfg in $allopts; do
635 enabled $cfg || continue
636 eval dep_extralibs="\$${cfg}_extralibs"
637 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
645 map 'eval echo "$v \${$v:-no}"' "$@" |
646 awk "BEGIN { split(\"$files\", files) }
648 c = \"$pfx\" toupper(\$1);
654 if (file ~ /\\.h\$/) {
655 printf(\"#define %s %d\\n\", c, v) >>file;
656 } else if (file ~ /\\.asm\$/) {
657 printf(\"%%define %s %d\\n\", c, v) >>file;
658 } else if (file ~ /\\.mak\$/) {
659 n = -v ? \"\" : \"!\";
660 printf(\"%s%s=yes\\n\", n, c) >>file;
661 } else if (file ~ /\\.texi\$/) {
662 pre = -v ? \"\" : \"@c \";
665 gsub(/_/, \"-\", c2);
666 printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
676 enabled $v && printf "%s\n" ${v%$suf};
683 eval "$var=\"\$$var $*\""
689 eval "$var=\"$* \$$var\""
697 append CFLAGS $($cflags_filter "$@")
701 append CXXFLAGS $($cflags_filter "$@")
705 append ASFLAGS $($asflags_filter "$@")
709 append LDFLAGS $($ldflags_filter "$@")
713 prepend extralibs $($ldflags_filter "$@")
717 append host_cppflags "$@"
721 append host_cflags $($host_cflags_filter "$@")
725 append host_ldflags $($host_ldflags_filter "$@")
729 append compat_objs $1
731 map 'add_cppflags -D$v' "$@"
736 "$@" >> $logfile 2>&1
740 eval printf '%s\\n' $CC_O
744 eval printf '%s\\n' $CC_E
751 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
758 check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
765 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
769 eval printf '%s\\n' $AS_O
776 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
780 log check_inline_asm "$@"
785 check_cc "$@" <<EOF && enable $name
786 void foo(void){ __asm__ volatile($code); }
792 check_inline_asm ${1}_inline "\"$2\""
793 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
801 check_cmd $yasmexe $YASMFLAGS -Werror "$@" -o $TMPO $TMPS
805 eval printf '%s\\n' $LD_O
812 flags=$(filter_out '-l*|*.so' $@)
813 libs=$(filter '-l*|*.so' $@)
814 check_$type $($cflags_filter $flags) || return
815 flags=$($ldflags_filter $flags)
816 libs=$($ldflags_filter $libs)
817 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
827 for hdr in $headers; do
828 echo "#include <$hdr>"
830 echo "int main(void) { $code; return 0; }"
831 } | check_$check "$@"
835 log check_cppflags "$@"
836 check_cc "$@" <<EOF && append CPPFLAGS "$@"
842 log check_cflags "$@"
843 set -- $($cflags_filter "$@")
844 check_cc "$@" <<EOF && append CFLAGS "$@"
850 log check_cxxflags "$@"
851 set -- $($cflags_filter "$@")
852 check_cxx "$@" <<EOF && append CXXFLAGS "$@"
858 log test_ldflags "$@"
859 check_ld "cc" "$@" <<EOF
860 int main(void){ return 0; }
865 log check_ldflags "$@"
866 test_ldflags "$@" && add_ldflags "$@"
870 log check_header "$@"
874 check_cpp "$@" <<EOF && enable_safe $header
885 check_ld "cc" "$@" <<EOF && enable $func
887 int main(void){ $func(); }
892 log check_mathfunc "$@"
896 test $narg = 2 && args="f, g" || args="f"
898 check_ld "cc" "$@" <<EOF && enable $func
900 float foo(float f, float g) { return $func($args); }
901 int main(void){ return (int) foo; }
905 check_func_headers(){
906 log check_func_headers "$@"
911 for hdr in $headers; do
912 echo "#include <$hdr>"
914 for func in $funcs; do
915 echo "long check_$func(void) { return (long) $func; }"
917 echo "int main(void) { return 0; }"
918 } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
921 check_class_headers_cpp(){
922 log check_class_headers_cpp "$@"
927 for hdr in $headers; do
928 echo "#include <$hdr>"
930 echo "int main(void) { "
932 for class in $classes; do
937 } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
940 check_cpp_condition(){
941 log check_cpp_condition "$@"
948 #error "unsatisfied condition: $condition"
958 check_header $header && check_func $func "$@" && add_extralibs "$@"
966 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
970 log check_lib_cpp "$@"
974 check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
978 log check_pkg_config "$@"
983 $pkg_config --exists $pkg 2>/dev/null || return
984 pkg_cflags=$($pkg_config --cflags $pkg)
985 pkg_libs=$($pkg_config --libs $pkg)
986 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
987 set_safe ${pkg}_cflags $pkg_cflags &&
988 set_safe ${pkg}_libs $pkg_libs
992 check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
998 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
999 # are safe but may not be available everywhere. Thus we use
1000 # raise(SIGTERM) instead. The check is run in a subshell so we
1001 # can redirect the "Terminated" message from the shell. SIGBUS
1002 # is not defined by standard C so it is used conditionally.
1004 (check_exec "$@") >> $logfile 2>&1 <<EOF
1006 static void sighandler(int sig){
1012 int (*func_ptr)(void) = func;
1014 signal(SIGILL, sighandler);
1015 signal(SIGFPE, sighandler);
1016 signal(SIGSEGV, sighandler);
1018 signal(SIGBUS, sighandler);
1030 disable_safe "$type"
1031 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
1035 log check_struct "$@"
1040 disable_safe "${struct}_${member}"
1041 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1042 enable_safe "${struct}_${member}"
1046 log check_builtin "$@"
1052 check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
1060 check_lib $header $func "$@" || die "ERROR: $name not found"
1068 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1076 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
1079 require_pkg_config(){
1081 check_pkg_config "$@" || die "ERROR: $pkg not found"
1082 add_cflags $(get_safe ${pkg}_cflags)
1083 add_extralibs $(get_safe ${pkg}_libs)
1087 eval printf '%s\\n' $HOSTCC_O
1091 log check_host_cc "$@"
1094 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
1097 check_host_cppflags(){
1098 log check_host_cppflags "$@"
1099 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1104 check_host_cflags(){
1105 log check_host_cflags "$@"
1106 set -- $($host_cflags_filter "$@")
1107 check_host_cc "$@" <<EOF && append host_cflags "$@"
1115 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1119 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1120 mkdir -p "$(dirname $2)"
1124 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1125 # system-dependent things.
1141 EXTERNAL_LIBRARY_LIST="
1233 $EXTERNAL_LIBRARY_LIST
1246 incompatible_fork_abi
1257 safe_bitstream_reader
1352 incompatible_fork_abi
1385 $(add_suffix _external $ARCH_EXT_LIST)
1386 $(add_suffix _inline $ARCH_EXT_LIST)
1406 cdio_paranoia_paranoia_h
1414 dev_bktr_ioctl_bt848_h
1415 dev_bktr_ioctl_meteor_h
1417 dev_video_bktr_ioctl_bt848_h
1418 dev_video_meteor_ioctl_meteor_h
1434 GetProcessAffinityMask
1435 GetProcessMemoryInfo
1437 GetSystemTimeAsFileTime
1448 jack_port_get_latency_range
1458 machine_ioctl_bt848_h
1459 machine_ioctl_meteor_h
1472 openjpeg_1_5_openjpeg_h
1483 SetConsoleTextAttribute
1492 struct_group_source_req
1493 struct_ip_mreq_source
1496 struct_rusage_ru_maxrss
1497 struct_sctp_event_subscribe
1499 struct_sockaddr_sa_len
1500 struct_sockaddr_storage
1501 struct_v4l2_frmivalenum_discrete
1504 sync_val_compare_and_swap
1527 # options emitted with CONFIG_ prefix but not available on the command line
1533 frame_thread_encoder
1629 # code dependency declarations
1631 # architecture extensions
1640 map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1643 mips32r2_deps="mips"
1644 mipsdspr1_deps="mips"
1645 mipsdspr2_deps="mips"
1652 x86_64_suggest="cmov fast_cmov"
1655 amd3dnowext_deps="amd3dnow"
1667 mmx_external_deps="yasm"
1668 mmx_inline_deps="inline_asm"
1669 mmx_suggest="mmx_external mmx_inline"
1671 for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1672 eval dep=\$${ext}_deps
1673 eval ${ext}_external_deps='"${dep}_external"'
1674 eval ${ext}_inline_deps='"${dep}_inline"'
1675 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1678 aligned_stack_if_any="ppc x86"
1679 fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1680 fast_clz_if_any="alpha avr32 mips ppc x86"
1681 fast_unaligned_if_any="ppc x86"
1683 inline_asm_deps="!tms470"
1684 need_memalign="altivec neon sse"
1686 symver_if_any="symver_asm_label symver_gnu_asm"
1692 error_resilience_select="dsputil"
1693 frame_thread_encoder_deps="encoders threads"
1696 mpegaudio_select="mpegaudiodsp"
1697 mpegaudiodsp_select="dct"
1698 mpegvideo_select="dsputil h264chroma hpeldsp videodsp"
1699 mpegvideoenc_select="mpegvideo"
1701 # decoders / encoders
1702 aac_decoder_select="mdct sinewin"
1703 aac_encoder_select="audio_frame_queue mdct sinewin"
1704 aac_latm_decoder_select="aac_decoder aac_latm_parser"
1705 ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1706 ac3_encoder_select="mdct ac3dsp dsputil"
1707 ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1708 alac_encoder_select="lpc"
1709 als_decoder_select="dsputil"
1710 amrnb_decoder_select="lsp"
1711 amrwb_decoder_select="lsp"
1712 amv_encoder_select="aandcttables"
1713 ape_decoder_select="dsputil"
1714 asv_decoder_select="dsputil"
1715 atrac1_decoder_select="mdct sinewin"
1716 atrac3_decoder_select="mdct"
1717 bink_decoder_select="dsputil hpeldsp"
1718 binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1719 binkaudio_rdft_decoder_select="mdct rdft sinewin"
1720 cavs_decoder_select="dsputil golomb h264chroma videodsp"
1721 cllc_decoder_select="dsputil"
1722 comfortnoise_encoder_select="lpc"
1723 cook_decoder_select="dsputil mdct sinewin"
1724 cscd_decoder_select="lzo"
1725 cscd_decoder_suggest="zlib"
1726 dca_decoder_select="mdct"
1727 dirac_decoder_select="dsputil dwt golomb videodsp"
1728 dnxhd_decoder_select="dsputil"
1729 dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1730 dvvideo_decoder_select="dsputil"
1731 dxa_decoder_select="zlib"
1732 eac3_decoder_select="ac3_decoder"
1733 eac3_encoder_select="ac3_encoder"
1734 eamad_decoder_select="aandcttables dsputil mpegvideo"
1735 eatgq_decoder_select="aandcttables"
1736 eatqi_decoder_select="aandcttables error_resilience mpegvideo"
1737 exr_decoder_select="zlib"
1738 ffv1_decoder_select="dsputil golomb rangecoder"
1739 ffv1_encoder_select="rangecoder"
1740 ffvhuff_encoder_select="huffman"
1741 flac_decoder_select="golomb"
1742 flac_encoder_select="dsputil golomb lpc"
1743 flashsv_decoder_select="zlib"
1744 flashsv_encoder_select="zlib"
1745 flashsv2_encoder_select="zlib"
1746 flashsv2_decoder_select="zlib"
1747 flv_decoder_select="h263_decoder"
1748 flv_encoder_select="h263_encoder"
1749 fourxm_decoder_select="dsputil"
1750 fraps_decoder_select="dsputil huffman"
1751 g729_decoder_select="dsputil"
1752 h261_decoder_select="error_resilience mpegvideo"
1753 h261_encoder_select="aandcttables mpegvideoenc"
1754 h263_decoder_select="error_resilience h263_parser mpegvideo"
1755 h263_encoder_select="aandcttables mpegvideoenc"
1756 h263i_decoder_select="h263_decoder"
1757 h263p_encoder_select="h263_encoder"
1758 h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1759 h264_decoder_suggest="error_resilience"
1760 huffyuv_decoder_select="dsputil"
1761 huffyuv_encoder_select="huffman"
1762 iac_decoder_select="fft mdct sinewin"
1763 imc_decoder_select="dsputil fft mdct sinewin"
1764 indeo3_decoder_select="hpeldsp"
1765 interplay_video_decoder_select="hpeldsp"
1766 jpegls_decoder_select="golomb"
1767 jpegls_encoder_select="golomb"
1768 jv_decoder_select="dsputil"
1769 lagarith_decoder_select="dsputil"
1770 ljpeg_encoder_select="aandcttables mpegvideoenc"
1771 loco_decoder_select="golomb"
1772 mdec_decoder_select="dsputil error_resilience mpegvideo"
1773 mimic_decoder_select="dsputil hpeldsp"
1774 mjpeg_decoder_select="dsputil hpeldsp"
1775 mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1776 mlp_decoder_select="dsputil mlp_parser"
1777 motionpixels_decoder_select="dsputil"
1778 mp1_decoder_select="mpegaudio"
1779 mp1float_decoder_select="mpegaudio"
1780 mp2_decoder_select="mpegaudio"
1781 mp2float_decoder_select="mpegaudio"
1782 mp3_decoder_select="mpegaudio"
1783 mp3adu_decoder_select="mpegaudio"
1784 mp3adufloat_decoder_select="mpegaudio"
1785 mp3float_decoder_select="mpegaudio"
1786 mp3on4_decoder_select="mpegaudio"
1787 mp3on4float_decoder_select="mpegaudio"
1788 mpc7_decoder_select="dsputil mpegaudiodsp"
1789 mpc8_decoder_select="dsputil mpegaudiodsp"
1790 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1791 mpeg_xvmc_decoder_select="mpeg2video_decoder"
1792 mpeg1video_decoder_select="error_resilience mpegvideo"
1793 mpeg1video_encoder_select="aandcttables mpegvideoenc"
1794 mpeg2video_decoder_select="error_resilience mpegvideo"
1795 mpeg2video_encoder_select="aandcttables mpegvideoenc"
1796 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1797 mpeg4_encoder_select="h263_encoder"
1798 msmpeg4v1_decoder_select="h263_decoder"
1799 msmpeg4v2_decoder_select="h263_decoder"
1800 msmpeg4v2_encoder_select="h263_encoder"
1801 msmpeg4v3_decoder_select="h263_decoder"
1802 msmpeg4v3_encoder_select="h263_encoder"
1803 mss2_decoder_select="error_resilience vc1_decoder"
1804 nellymoser_decoder_select="mdct sinewin"
1805 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
1806 nuv_decoder_select="dsputil lzo"
1807 png_decoder_select="zlib"
1808 png_encoder_select="dsputil zlib"
1809 prores_decoder_select="dsputil"
1810 qcelp_decoder_select="lsp"
1811 qdm2_decoder_select="mdct rdft mpegaudiodsp"
1812 ra_144_encoder_select="audio_frame_queue lpc"
1813 ralf_decoder_select="golomb"
1814 rtjpeg_decoder_select="dsputil"
1815 rv10_decoder_select="error_resilience h263_decoder"
1816 rv10_encoder_select="h263_encoder"
1817 rv20_decoder_select="error_resilience h263_decoder"
1818 rv20_encoder_select="h263_encoder"
1819 rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1820 rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1821 shorten_decoder_select="golomb"
1822 sipr_decoder_select="lsp"
1823 snow_decoder_select="dsputil dwt h264qpel hpeldsp rangecoder"
1824 snow_encoder_select="aandcttables dsputil dwt h264qpel hpeldsp mpegvideoenc rangecoder"
1825 sonic_decoder_select="golomb"
1826 sonic_encoder_select="golomb"
1827 sonic_ls_encoder_select="golomb"
1828 svq1_decoder_select="hpeldsp"
1829 svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
1830 svq3_decoder_select="dsputil golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
1831 svq3_decoder_suggest="error_resilience zlib"
1832 tak_decoder_select="dsputil"
1833 theora_decoder_select="vp3_decoder"
1834 tiff_decoder_suggest="zlib"
1835 tiff_encoder_suggest="zlib"
1836 truehd_decoder_select="mlp_parser"
1837 truemotion2_decoder_select="dsputil"
1838 tscc_decoder_select="zlib"
1839 twinvq_decoder_select="mdct lsp sinewin"
1840 utvideo_decoder_select="dsputil"
1841 utvideo_encoder_select="huffman"
1842 vble_decoder_select="dsputil"
1843 vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
1844 vc1image_decoder_select="vc1_decoder"
1845 vorbis_decoder_select="mdct"
1846 vorbis_encoder_select="mdct"
1847 vp3_decoder_select="hpeldsp vp3dsp videodsp"
1848 vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1849 vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
1850 vp6a_decoder_select="vp6_decoder"
1851 vp6f_decoder_select="vp6_decoder"
1852 vp8_decoder_select="h264pred videodsp"
1853 wmapro_decoder_select="mdct sinewin"
1854 wmav1_decoder_select="mdct sinewin"
1855 wmav1_encoder_select="mdct sinewin"
1856 wmav2_decoder_select="mdct sinewin"
1857 wmav2_encoder_select="mdct sinewin"
1858 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
1859 wmv1_decoder_select="h263_decoder"
1860 wmv1_encoder_select="h263_encoder"
1861 wmv2_decoder_select="h263_decoder videodsp"
1862 wmv2_encoder_select="h263_encoder"
1863 wmv3_decoder_select="vc1_decoder"
1864 wmv3image_decoder_select="wmv3_decoder"
1865 zerocodec_decoder_select="zlib"
1866 zlib_decoder_select="zlib"
1867 zlib_encoder_select="zlib"
1868 zmbv_decoder_select="zlib"
1869 zmbv_encoder_select="zlib"
1871 # hardware accelerators
1872 crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
1873 dxva2_deps="dxva2api_h"
1874 vaapi_deps="va_va_h"
1875 vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
1876 vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
1877 vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1879 h263_vaapi_hwaccel_deps="vaapi"
1880 h263_vaapi_hwaccel_select="h263_decoder"
1881 h263_vdpau_hwaccel_deps="vdpau"
1882 h263_vdpau_hwaccel_select="h263_decoder"
1883 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
1884 h264_dxva2_hwaccel_deps="dxva2"
1885 h264_dxva2_hwaccel_select="h264_decoder"
1886 h264_vaapi_hwaccel_deps="vaapi"
1887 h264_vaapi_hwaccel_select="h264_decoder"
1888 h264_vda_decoder_deps="vda"
1889 h264_vda_decoder_select="h264_decoder"
1890 h264_vda_hwaccel_deps="vda"
1891 h264_vda_hwaccel_select="h264_decoder"
1892 h264_vdpau_decoder_deps="vdpau"
1893 h264_vdpau_decoder_select="h264_decoder"
1894 h264_vdpau_hwaccel_deps="vdpau"
1895 h264_vdpau_hwaccel_select="h264_decoder"
1896 mpeg_vdpau_decoder_deps="vdpau"
1897 mpeg_vdpau_decoder_select="mpeg2video_decoder"
1898 mpeg1_vdpau_decoder_deps="vdpau"
1899 mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1900 mpeg1_vdpau_hwaccel_deps="vdpau"
1901 mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
1902 mpeg2_crystalhd_decoder_select="crystalhd"
1903 mpeg2_dxva2_hwaccel_deps="dxva2"
1904 mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
1905 mpeg2_vaapi_hwaccel_deps="vaapi"
1906 mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1907 mpeg2_vdpau_hwaccel_deps="vdpau"
1908 mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1909 mpeg4_crystalhd_decoder_select="crystalhd"
1910 mpeg4_vaapi_hwaccel_deps="vaapi"
1911 mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1912 mpeg4_vdpau_decoder_deps="vdpau"
1913 mpeg4_vdpau_decoder_select="mpeg4_decoder"
1914 mpeg4_vdpau_hwaccel_deps="vdpau"
1915 mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
1916 msmpeg4_crystalhd_decoder_select="crystalhd"
1917 vc1_crystalhd_decoder_select="crystalhd"
1918 vc1_dxva2_hwaccel_deps="dxva2"
1919 vc1_dxva2_hwaccel_select="vc1_decoder"
1920 vc1_vaapi_hwaccel_deps="vaapi"
1921 vc1_vaapi_hwaccel_select="vc1_decoder"
1922 vc1_vdpau_decoder_deps="vdpau"
1923 vc1_vdpau_decoder_select="vc1_decoder"
1924 vc1_vdpau_hwaccel_deps="vdpau"
1925 vc1_vdpau_hwaccel_select="vc1_decoder"
1926 wmv3_crystalhd_decoder_select="crystalhd"
1927 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1928 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1929 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
1930 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
1933 h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1934 mpeg4video_parser_select="error_resilience mpegvideo"
1935 mpegvideo_parser_select="error_resilience mpegvideo"
1936 vc1_parser_select="mpegvideo"
1938 # external libraries
1939 libaacplus_encoder_deps="libaacplus"
1940 libcelt_decoder_deps="libcelt"
1941 libfaac_encoder_deps="libfaac"
1942 libfaac_encoder_select="audio_frame_queue"
1943 libfdk_aac_encoder_deps="libfdk_aac"
1944 libfdk_aac_encoder_select="audio_frame_queue"
1945 libgsm_decoder_deps="libgsm"
1946 libgsm_encoder_deps="libgsm"
1947 libgsm_ms_decoder_deps="libgsm"
1948 libgsm_ms_encoder_deps="libgsm"
1949 libilbc_decoder_deps="libilbc"
1950 libilbc_encoder_deps="libilbc"
1951 libmodplug_demuxer_deps="libmodplug"
1952 libmp3lame_encoder_deps="libmp3lame"
1953 libmp3lame_encoder_select="audio_frame_queue"
1954 libopencore_amrnb_decoder_deps="libopencore_amrnb"
1955 libopencore_amrnb_encoder_deps="libopencore_amrnb"
1956 libopencore_amrnb_encoder_select="audio_frame_queue"
1957 libopencore_amrwb_decoder_deps="libopencore_amrwb"
1958 libopenjpeg_decoder_deps="libopenjpeg"
1959 libopenjpeg_encoder_deps="libopenjpeg"
1960 libopus_decoder_deps="libopus"
1961 libopus_encoder_deps="libopus"
1962 libopus_encoder_select="audio_frame_queue"
1963 libquvi_demuxer_deps="libquvi"
1964 libschroedinger_decoder_deps="libschroedinger"
1965 libschroedinger_encoder_deps="libschroedinger"
1966 libspeex_decoder_deps="libspeex"
1967 libspeex_encoder_deps="libspeex"
1968 libspeex_encoder_select="audio_frame_queue"
1969 libstagefright_h264_decoder_deps="libstagefright_h264"
1970 libtheora_encoder_deps="libtheora"
1971 libtwolame_encoder_deps="libtwolame"
1972 libvo_aacenc_encoder_deps="libvo_aacenc"
1973 libvo_aacenc_encoder_select="audio_frame_queue"
1974 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
1975 libvorbis_decoder_deps="libvorbis"
1976 libvorbis_encoder_deps="libvorbis"
1977 libvorbis_encoder_select="audio_frame_queue"
1978 libvpx_vp8_decoder_deps="libvpx"
1979 libvpx_vp8_encoder_deps="libvpx"
1980 libvpx_vp9_decoder_deps="libvpx"
1981 libvpx_vp9_encoder_deps="libvpx"
1982 libx264_encoder_deps="libx264"
1983 libx264rgb_encoder_deps="libx264"
1984 libxavs_encoder_deps="libxavs"
1985 libxvid_encoder_deps="libxvid"
1986 libutvideo_decoder_deps="libutvideo"
1987 libutvideo_encoder_deps="libutvideo"
1990 ac3_demuxer_select="ac3_parser"
1991 asf_stream_muxer_select="asf_muxer"
1992 avisynth_demuxer_deps="avisynth"
1993 dirac_demuxer_select="dirac_parser"
1994 dts_demuxer_select="dca_parser"
1995 dtshd_demuxer_select="dca_parser"
1996 eac3_demuxer_select="ac3_parser"
1997 f4v_muxer_select="mov_muxer"
1998 flac_demuxer_select="flac_parser"
1999 ipod_muxer_select="mov_muxer"
2000 ismv_muxer_select="mov_muxer"
2001 libnut_demuxer_deps="libnut"
2002 libnut_muxer_deps="libnut"
2003 matroska_audio_muxer_select="matroska_muxer"
2004 matroska_demuxer_suggest="bzlib lzo zlib"
2005 mov_demuxer_suggest="zlib"
2006 mov_muxer_select="rtpenc_chain"
2007 mp3_demuxer_select="mpegaudio_parser"
2008 mp4_muxer_select="mov_muxer"
2009 mpegts_muxer_select="adts_muxer latm_muxer"
2010 mpegtsraw_demuxer_select="mpegts_demuxer"
2011 mxf_d10_muxer_select="mxf_muxer"
2012 ogg_demuxer_select="golomb"
2013 psp_muxer_select="mov_muxer"
2014 rtp_demuxer_select="sdp_demuxer"
2015 rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2016 rtsp_demuxer_select="http_protocol rtpdec"
2017 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
2018 sap_demuxer_select="sdp_demuxer"
2019 sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
2020 sdp_demuxer_select="rtpdec"
2021 smoothstreaming_muxer_select="ismv_muxer"
2022 spdif_muxer_select="aac_parser"
2023 tak_demuxer_select="tak_parser"
2024 tg2_muxer_select="mov_muxer"
2025 tgp_muxer_select="mov_muxer"
2026 vobsub_demuxer_select="mpegps_demuxer"
2027 w64_demuxer_deps="wav_demuxer"
2028 w64_muxer_deps="wav_muxer"
2031 alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
2032 alsa_outdev_deps="alsa_asoundlib_h"
2033 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
2034 caca_outdev_deps="libcaca"
2035 dshow_indev_deps="IBaseFilter"
2036 dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid"
2037 dv1394_indev_deps="dv1394 dv_demuxer"
2038 fbdev_indev_deps="linux_fb_h"
2039 iec61883_indev_deps="libiec61883"
2040 jack_indev_deps="jack_jack_h sem_timedwait"
2041 lavfi_indev_deps="avfilter"
2042 libcdio_indev_deps="libcdio"
2043 libdc1394_indev_deps="libdc1394"
2044 libv4l2_indev_deps="libv4l2"
2045 openal_indev_deps="openal"
2046 oss_indev_deps_any="soundcard_h sys_soundcard_h"
2047 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
2048 pulse_indev_deps="libpulse"
2049 sdl_outdev_deps="sdl"
2050 sndio_indev_deps="sndio_h"
2051 sndio_outdev_deps="sndio_h"
2052 v4l_indev_deps="linux_videodev_h"
2053 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
2054 vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
2055 vfwcap_indev_extralibs="-lavicap32"
2056 x11grab_indev_deps="x11grab"
2059 bluray_protocol_deps="libbluray"
2060 ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2061 ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2062 ffrtmpcrypt_protocol_select="tcp_protocol"
2063 ffrtmphttp_protocol_deps="!librtmp_protocol"
2064 ffrtmphttp_protocol_select="http_protocol"
2065 gopher_protocol_select="network"
2066 httpproxy_protocol_select="tcp_protocol"
2067 http_protocol_select="tcp_protocol"
2068 https_protocol_select="tls_protocol"
2069 librtmp_protocol_deps="librtmp"
2070 librtmpe_protocol_deps="librtmp"
2071 librtmps_protocol_deps="librtmp"
2072 librtmpt_protocol_deps="librtmp"
2073 librtmpte_protocol_deps="librtmp"
2074 mmsh_protocol_select="http_protocol"
2075 mmst_protocol_select="network"
2076 rtmp_protocol_deps="!librtmp_protocol"
2077 rtmp_protocol_select="tcp_protocol"
2078 rtmpe_protocol_select="ffrtmpcrypt_protocol"
2079 rtmps_protocol_deps="!librtmp_protocol"
2080 rtmps_protocol_select="tls_protocol"
2081 rtmpt_protocol_select="ffrtmphttp_protocol"
2082 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
2083 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
2084 rtp_protocol_select="udp_protocol"
2085 sctp_protocol_deps="struct_sctp_event_subscribe"
2086 sctp_protocol_select="network"
2087 srtp_protocol_select="rtp_protocol"
2088 tcp_protocol_select="network"
2089 tls_protocol_deps_any="openssl gnutls"
2090 tls_protocol_select="tcp_protocol"
2091 udp_protocol_select="network"
2094 aconvert_filter_deps="swresample"
2095 amovie_filter_deps="avcodec avformat"
2096 aresample_filter_deps="swresample"
2097 ass_filter_deps="libass"
2098 asyncts_filter_deps="avresample"
2099 atempo_filter_deps="avcodec rdft"
2100 blackframe_filter_deps="gpl"
2101 boxblur_filter_deps="gpl"
2102 colormatrix_filter_deps="gpl"
2103 cropdetect_filter_deps="gpl"
2104 decimate_filter_deps="gpl avcodec"
2105 delogo_filter_deps="gpl"
2106 deshake_filter_deps="avcodec"
2107 drawtext_filter_deps="libfreetype"
2108 ebur128_filter_deps="gpl"
2109 flite_filter_deps="libflite"
2110 frei0r_filter_deps="frei0r dlopen"
2111 frei0r_filter_extralibs='$ldl'
2112 frei0r_src_filter_deps="frei0r dlopen"
2113 frei0r_src_filter_extralibs='$ldl'
2114 geq_filter_deps="gpl"
2115 histeq_filter_deps="gpl"
2116 hqdn3d_filter_deps="gpl"
2117 hue_filter_deps="gpl"
2118 kerndeint_filter_deps="gpl"
2119 movie_filter_deps="avcodec avformat"
2120 mp_filter_deps="gpl avcodec swscale inline_asm"
2121 mptestsrc_filter_deps="gpl"
2122 negate_filter_deps="lut_filter"
2123 noise_filter_deps="gpl"
2124 resample_filter_deps="avresample"
2125 ocv_filter_deps="libopencv"
2126 pan_filter_deps="swresample"
2127 pp_filter_deps="gpl postproc"
2128 removelogo_filter_deps="avcodec avformat swscale"
2129 scale_filter_deps="swscale"
2130 smartblur_filter_deps="gpl swscale"
2131 showspectrum_filter_deps="avcodec rdft"
2132 stereo3d_filter_deps="gpl"
2133 subtitles_filter_deps="avformat avcodec libass"
2134 super2xsai_filter_deps="gpl"
2135 tinterlace_filter_deps="gpl"
2136 yadif_filter_deps="gpl"
2137 pixfmts_super2xsai_test_deps="super2xsai_filter"
2138 tinterlace_merge_test_deps="tinterlace_filter"
2139 tinterlace_pad_test_deps="tinterlace_filter"
2142 avcodec_deps="avutil"
2143 avdevice_deps="avutil avcodec avformat"
2144 avfilter_deps="avutil"
2145 avformat_deps="avutil avcodec"
2146 avresample_deps="avutil"
2147 postproc_deps="avutil gpl"
2148 swscale_deps="avutil"
2151 ffmpeg_deps="avcodec avfilter avformat swscale swresample"
2152 ffmpeg_select="format_filter aformat_filter
2153 setpts_filter null_filter anull_filter"
2154 ffplay_deps="avcodec avformat swscale swresample sdl"
2155 ffplay_select="rdft crop_filter"
2156 ffprobe_deps="avcodec avformat"
2157 ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
2158 ffserver_extralibs='$ldl'
2161 podpages_deps="perl"
2162 manpages_deps="perl pod2man"
2163 htmlpages_deps="texi2html"
2164 txtpages_deps="makeinfo"
2165 doc_deps_any="manpages htmlpages podpages txtpages"
2167 # default parameters
2169 logfile="config.log"
2171 # installation paths
2172 prefix_default="/usr/local"
2173 bindir_default='${prefix}/bin'
2174 datadir_default='${prefix}/share/ffmpeg'
2175 incdir_default='${prefix}/include'
2176 libdir_default='${prefix}/lib'
2177 mandir_default='${prefix}/share/man'
2178 shlibdir_default="$libdir_default"
2184 host_cc_default="gcc"
2190 pkg_config_default=pkg-config
2192 strip_default="strip"
2193 yasmexe_default="yasm"
2198 arch_default=$(uname -m)
2202 target_os_default=$(tolower $(uname -s))
2203 host_os=$target_os_default
2205 # configurable options
2206 enable $PROGRAM_LIST
2207 enable $DOCUMENT_LIST
2208 enable $(filter_out avresample $LIBRARY_LIST)
2214 enable optimizations
2215 enable runtime_cpudetect
2216 enable safe_bitstream_reader
2218 enable swscale_alpha
2220 # By default, enable only those hwaccels that have no external dependencies.
2224 SHFLAGS='-shared -Wl,-soname,$$(@F)'
2225 FFSERVERLDFLAGS=-Wl,-E
2228 FULLNAME='$(NAME)$(BUILDSUF)'
2229 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
2232 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
2233 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2234 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
2235 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2236 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2237 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
2257 host_cflags='-O3 -g'
2258 host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
2260 host_cflags_filter=echo
2261 host_ldflags_filter=echo
2263 target_path='$(CURDIR)'
2265 # since the object filename is not given with the -MM flag, the compiler
2266 # is only able to print the basename, and we must add the path ourselves
2267 DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2271 if test -f configure; then
2274 source_path=$(cd $(dirname "$0"); pwd)
2275 echo "$source_path" | grep -q '[[:blank:]]' &&
2276 die "Out of tree builds are impossible with whitespace in source path."
2277 test -e "$source_path/config.h" &&
2278 die "Out of tree builds are impossible with config.h in source dir."
2285 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
2291 file=$source_path/$3
2292 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
2295 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2296 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
2297 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
2298 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2299 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2300 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2301 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
2302 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2303 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
2304 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
2305 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
2321 for n in $COMPONENT_LIST; do
2322 v=$(toupper ${n%s})_LIST
2324 eval ${n}_if_any="\$$v"
2327 enable $ARCH_EXT_LIST
2330 echo "Unknown option \"$1\"."
2331 echo "See $0 --help for available options."
2336 cat | tr ' ' '\n' | sort | pr -r -3 -t
2342 echo $* | sed s/$suffix//g | print_3_columns
2354 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2355 echo "prob ${prob:-0.5}"
2363 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2364 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2374 add_extralibs $optval
2377 disable $INDEV_LIST $OUTDEV_LIST
2380 debuglevel="$optval"
2383 disable $PROGRAM_LIST
2385 --disable-everything)
2386 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2389 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2390 disable $LIBRARY_LIST $PROGRAM_LIST doc
2392 --enable-random|--disable-random)
2393 action=${opt%%-random}
2394 do_random ${action#--} $COMPONENT_LIST
2396 --enable-random=*|--disable-random=*)
2397 action=${opt%%-random=*}
2398 do_random ${action#--} $optval
2400 --enable-*=*|--disable-*=*)
2401 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2402 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2403 eval list=\$$(toupper $thing)_LIST
2404 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2405 list=$(filter "$name" $list)
2406 [ "$list" = "" ] && warn "Option $opt did not match anything"
2409 --enable-?*|--disable-?*)
2410 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2411 if is_in $option $COMPONENT_LIST; then
2412 test $action = disable && action=unset
2413 eval $action \$$(toupper ${option%s})_LIST
2414 elif is_in $option $CMDLINE_SELECT; then
2421 NAME="${opt#--list-}"
2422 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2424 eval show_list $NAME \$$(toupper $NAME)_LIST
2426 --help|-h) show_help
2428 --fatal-warnings) enable fatal_warnings
2431 optname="${opt%%=*}"
2432 optname="${optname#--}"
2433 optname=$(echo "$optname" | sed 's/-/_/g')
2434 if is_in $optname $CMDLINE_SET; then
2435 eval $optname='$optval'
2436 elif is_in $optname $CMDLINE_APPEND; then
2437 append $optname "$optval"
2445 disabled logging && logfile=/dev/null
2447 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
2450 test -n "$cross_prefix" && enable cross_compile
2452 if enabled cross_compile; then
2453 test -n "$arch" && test -n "$target_os" ||
2454 die "Must specify target arch and OS when cross-compiling"
2457 ar_default="${cross_prefix}${ar_default}"
2458 cc_default="${cross_prefix}${cc_default}"
2459 cxx_default="${cross_prefix}${cxx_default}"
2460 nm_default="${cross_prefix}${nm_default}"
2461 pkg_config_default="${cross_prefix}${pkg_config_default}"
2462 ranlib="${cross_prefix}${ranlib}"
2463 strip_default="${cross_prefix}${strip_default}"
2465 sysinclude_default="${sysroot}/usr/include"
2467 case "$toolchain" in
2470 add_cflags -fsanitize=address
2471 add_ldflags -fsanitize=address
2475 add_cflags -fsanitize=thread -pie
2476 add_ldflags -fsanitize=thread -pie
2479 cc_default="c99wrap cl"
2480 ld_default="c99wrap link"
2481 nm_default="dumpbin -symbols"
2483 target_os_default="win32"
2486 add_cflags -fprofile-arcs -ftest-coverage
2487 add_ldflags -fprofile-arcs -ftest-coverage
2490 die "Unknown toolchain $toolchain"
2494 set_default arch cc cxx pkg_config strip sysinclude target_os yasmexe
2495 enabled cross_compile || host_cc_default=$cc
2498 if ! $pkg_config --version >/dev/null 2>&1; then
2499 warn "$pkg_config not found, library detection may fail."
2505 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
2509 EXESUF=$(exesuf $target_os)
2510 HOSTEXESUF=$(exesuf $host_os)
2512 # set temporary file name
2513 : ${TMPDIR:=$TEMPDIR}
2517 if ! check_cmd mktemp -u XXXXXX; then
2518 # simple replacement for missing mktemp
2519 # NOT SAFE FOR GENERAL USE
2521 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
2526 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2527 (set -C; exec > $tmp) 2>/dev/null ||
2528 die "Unable to create temporary file in $TMPDIR."
2529 append TMPFILES $tmp
2533 trap 'rm -f -- $TMPFILES' EXIT
2538 tmpfile TMPE $EXESUF
2549 # make sure we can execute files in $TMPDIR
2550 cat > $TMPSH 2>> $logfile <<EOF
2553 chmod +x $TMPSH >> $logfile 2>&1
2554 if ! $TMPSH >> $logfile 2>&1; then
2556 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2557 variable to another directory and make sure that it is not mounted noexec.
2559 die "Sanity test failed."
2565 -std=c99) echo -c99 ;;
2566 -mcpu=*) echo -arch ${flag#*=} ;;
2567 -mieee) echo -ieee ;;
2568 -O*|-fast) echo $flag ;;
2569 -fno-math-errno) echo -assume nomath_errno ;;
2571 -Wall) echo -msg_enable level2 ;;
2572 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2573 -Wl,*) echo $flag ;;
2583 -fomit-frame-pointer) echo -Oy ;;
2585 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2586 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2587 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2593 -fno-signed-zeros) ;;
2595 -lz) echo zlib.lib ;;
2596 -lavifil32) echo vfw32.lib ;;
2597 -lavicap32) echo vfw32.lib user32.lib ;;
2598 -l*) echo ${flag#-l}.lib ;;
2607 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
2608 -fomit-frame-pointer) echo -Mnoframe ;;
2619 case "${flag#*=}" in
2620 native) echo -xtarget=native ;;
2621 v9|niagara) echo -xarch=sparc ;;
2622 ultrasparc) echo -xarch=sparcvis ;;
2623 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2624 i586|pentium) echo -xchip=pentium ;;
2625 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2626 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2627 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2628 pentium4*) echo -xtarget=pentium4 ;;
2629 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2630 *-sse3) echo -xarch=sse3 ;;
2631 core2) echo -xarch=ssse3 -xchip=core2 ;;
2632 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2633 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
2634 amdfam10|barcelona) echo -xtarget=barcelona ;;
2635 bdver*) echo -xarch=avx ;;
2636 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2637 k8|opteron|athlon64|athlon-fx)
2638 echo -xarch=sse2a ;;
2639 athlon*) echo -xarch=pentium_proa ;;
2642 -std=c99) echo -xc99 ;;
2643 -fomit-frame-pointer) echo -xregs=frameptr ;;
2644 -fPIC) echo -KPIC -xcode=pic32 ;;
2645 -W*,*) echo $flag ;;
2646 -f*-*|-W*|-mimpure-text) ;;
2657 case "${flag#*=}" in
2658 armv7-a|cortex-a*) echo -mv=7a8 ;;
2659 armv7-r|cortex-r*) echo -mv=7r4 ;;
2660 armv7-m|cortex-m*) echo -mv=7m3 ;;
2661 armv6*|arm11*) echo -mv=6 ;;
2662 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2664 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2667 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2668 -mfpu=vfp) echo --float_support=vfpv2 ;;
2669 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2670 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
2671 -msoft-float) echo --float_support=vfplib ;;
2672 -O[0-3]|-mf=*) echo $flag ;;
2674 -pds=*) echo $flag ;;
2675 -D*|-I*) echo $flag ;;
2676 --gcc|--abi=*) echo $flag ;;
2686 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2687 unset _ld_o _ldflags _ld_lib _ld_path
2688 unset _depflags _DEPCMD _DEPFLAGS
2691 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2693 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2694 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2695 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2698 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2700 gcc_version=$($_cc --version | head -n1)
2701 gcc_basever=$($_cc -dumpversion)
2702 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2703 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2704 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2705 if ! $_cc -dumpversion | grep -q '^2\.'; then
2706 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2710 elif $_cc --version 2>/dev/null | grep -q ^icc; then
2712 _ident=$($_cc --version | head -n1)
2717 elif $_cc -v 2>&1 | grep -q xlc; then
2719 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2721 _cflags_size='-O5 -qcompact'
2722 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2724 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2726 _cflags_speed='-fast'
2728 _flags_filter=ccc_flags
2729 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2730 test -d "$sysroot" || die "No valid sysroot specified."
2732 _ident=$($_cc --vsn | head -n1)
2733 armcc_conf="$PWD/armcc.conf"
2734 $_cc --arm_linux_configure \
2735 --arm_linux_config_file="$armcc_conf" \
2736 --configure_sysroot="$sysroot" \
2737 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2738 die "Error creating armcc configuration file."
2739 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2740 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2741 as_default="${cross_prefix}gcc"
2745 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
2747 _ident=$($_cc -version | head -n1 | tr -s ' ')
2748 _flags='--gcc --abi=eabi -me'
2751 _depflags='-ppa -ppd=$(@:.o=.d)'
2752 _cflags_speed='-O3 -mf=5'
2753 _cflags_size='-O3 -mf=2'
2754 _flags_filter=tms470_flags
2755 elif $_cc -v 2>&1 | grep -q clang; then
2757 _ident=$($_cc --version | head -n1)
2761 elif $_cc -V 2>&1 | grep -q Sun; then
2763 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2764 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2765 _DEPFLAGS='-xM1 -xc99'
2768 _cflags_size='-O5 -xspace'
2769 _flags_filter=suncc_flags
2770 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2772 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2773 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2776 _flags_filter='filter_out -Wdisabled-optimization'
2777 elif $_cc -v 2>&1 | grep -q Open64; then
2779 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2780 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2783 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2784 elif $_cc -V 2>&1 | grep -q Portland; then
2786 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2787 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
2788 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2789 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2791 _flags_filter=pgi_flags
2792 elif $_cc 2>&1 | grep -q Microsoft; then
2794 _ident=$($cc 2>&1 | head -n1)
2795 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2796 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2799 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2800 if $_cc 2>&1 | grep -q Linker; then
2807 _flags_filter=msvc_flags
2809 _ld_path='-libpath:'
2811 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2812 if [ $pfx = hostcc ]; then
2813 append _cflags -Dsnprintf=_snprintf
2818 eval ${pfx}_type=\$_type
2819 eval ${pfx}_ident=\$_ident
2823 eval ${1}_C=\${_cc_c-\${${1}_C}}
2824 eval ${1}_E=\${_cc_e-\${${1}_E}}
2825 eval ${1}_O=\${_cc_o-\${${1}_O}}
2827 if [ -n "$_depflags" ]; then
2828 eval ${1}_DEPFLAGS=\$_depflags
2830 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2831 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2832 eval DEP${1}FLAGS=\$_flags
2837 cflags_filter=$_flags_filter
2838 cflags_speed=$_cflags_speed
2839 cflags_size=$_cflags_size
2840 cflags_noopt=$_cflags_noopt
2841 add_cflags $_flags $_cflags
2842 cc_ldflags=$_ldflags
2845 probe_cc hostcc "$host_cc"
2846 host_cflags_filter=$_flags_filter
2847 add_host_cflags $_flags $_cflags
2850 test -n "$cc_type" && enable $cc_type ||
2851 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
2853 : ${as_default:=$cc}
2854 : ${dep_cc_default:=$cc}
2855 : ${ld_default:=$cc}
2856 : ${host_ld_default:=$host_cc}
2857 set_default ar as dep_cc ld host_ld
2860 asflags_filter=$_flags_filter
2861 add_asflags $_flags $_cflags
2865 ldflags_filter=$_flags_filter
2866 add_ldflags $_flags $_ldflags
2867 test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2869 LD_LIB=${_ld_lib-$LD_LIB}
2870 LD_PATH=${_ld_path-$LD_PATH}
2872 probe_cc hostld "$host_ld"
2873 host_ldflags_filter=$_flags_filter
2874 add_host_ldflags $_flags $_ldflags
2875 HOSTLD_O=${_ld_o-$HOSTLD_O}
2877 if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2878 probe_cc depcc "$dep_cc"
2879 CCDEP=${_DEPCMD:-$DEPCMD}
2880 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2884 if $ar 2>&1 | grep -q Microsoft; then
2887 elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2895 add_cflags $extra_cflags
2896 add_cxxflags $extra_cxxflags
2897 add_asflags $extra_cflags
2899 if test -n "$sysroot"; then
2902 add_cppflags --sysroot="$sysroot"
2903 add_ldflags --sysroot="$sysroot"
2906 add_cppflags -I"$sysinclude"
2907 add_ldflags --sysroot="$sysroot"
2912 if test "$cpu" = host; then
2913 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2918 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
2920 s/.*$1=\\([^ ]*\\).*/\\1/
2925 cpu=$(check_native -march || check_native -mcpu)
2929 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2932 # Deal with common $arch aliases
2946 "Power Macintosh"|ppc*|powerpc*)
2961 i[3-6]86|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
2966 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
2969 # Add processor-specific flags
2970 if enabled aarch64; then
2974 cpuflags="-march=$cpu"
2977 cpuflags="-mcpu=$cpu"
2981 elif enabled alpha; then
2983 cpuflags="-mcpu=$cpu"
2985 elif enabled arm; then
2988 check_cpp_condition stddef.h \
2989 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2994 if check_arm_arch 4; then echo armv4;
2995 elif check_arm_arch 4T; then echo armv4t;
2996 elif check_arm_arch 5; then echo armv5;
2997 elif check_arm_arch 5E; then echo armv5e;
2998 elif check_arm_arch 5T; then echo armv5t;
2999 elif check_arm_arch 5TE; then echo armv5te;
3000 elif check_arm_arch 5TEJ; then echo armv5te;
3001 elif check_arm_arch 6; then echo armv6;
3002 elif check_arm_arch 6J; then echo armv6j;
3003 elif check_arm_arch 6K; then echo armv6k;
3004 elif check_arm_arch 6Z; then echo armv6z;
3005 elif check_arm_arch 6ZK; then echo armv6zk;
3006 elif check_arm_arch 6T2; then echo armv6t2;
3007 elif check_arm_arch 7; then echo armv7;
3008 elif check_arm_arch 7A 7_A; then echo armv7-a;
3009 elif check_arm_arch 7R 7_R; then echo armv7-r;
3010 elif check_arm_arch 7M 7_M; then echo armv7-m;
3011 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3012 elif check_arm_arch 8A 8_A; then echo armv8-a;
3016 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3020 cpuflags="-march=$cpu"
3021 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3024 cpuflags="-mcpu=$cpu"
3026 cortex-a*) subarch=armv7a ;;
3027 cortex-r*) subarch=armv7r ;;
3028 cortex-m*) enable thumb; subarch=armv7m ;;
3029 arm11*) subarch=armv6 ;;
3030 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3031 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
3032 *) subarch=$(probe_arm_arch) ;;
3038 armv5t*) enable fast_clz ;;
3039 armv[6-8]*) enable fast_clz fast_unaligned ;;
3042 elif enabled avr32; then
3047 cpuflags="-mpart=$cpu"
3051 cpuflags="-march=$cpu"
3055 cpuflags="-mcpu=$cpu"
3059 cpuflags="-march=$cpu"
3063 elif enabled bfin; then
3065 cpuflags="-mcpu=$cpu"
3067 elif enabled mips; then
3069 cpuflags="-march=$cpu"
3085 24kef*|34kf*|1004kf*)
3093 elif enabled ppc; then
3095 case $(tolower $cpu) in
3096 601|ppc601|powerpc601)
3097 cpuflags="-mcpu=601"
3100 603*|ppc603*|powerpc603*)
3101 cpuflags="-mcpu=603"
3104 604*|ppc604*|powerpc604*)
3105 cpuflags="-mcpu=604"
3108 g3|75*|ppc75*|powerpc75*)
3109 cpuflags="-mcpu=750"
3112 g4|745*|ppc745*|powerpc745*)
3113 cpuflags="-mcpu=7450"
3115 74*|ppc74*|powerpc74*)
3116 cpuflags="-mcpu=7400"
3118 g5|970|ppc970|powerpc970)
3119 cpuflags="-mcpu=970"
3122 cpuflags="-mcpu=$cpu"
3125 cpuflags="-mcpu=cell"
3129 cpuflags="-mcpu=e500mc"
3133 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3137 cpuflags="-mcpu=8540 -mhard-float"
3142 elif enabled sparc; then
3145 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3146 cpuflags="-mcpu=$cpu"
3149 ultrasparc*|niagara[234])
3150 cpuflags="-mcpu=$cpu"
3154 elif enabled x86; then
3158 cpuflags="-march=$cpu"
3161 # targets that do NOT support conditional mov (cmov)
3162 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3163 cpuflags="-march=$cpu"
3166 # targets that do support conditional mov (cmov)
3167 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
3168 cpuflags="-march=$cpu"
3172 # targets that do support conditional mov but on which it's slow
3173 pentium4|pentium4m|prescott|nocona)
3174 cpuflags="-march=$cpu"
3182 if [ "$cpu" != generic ]; then
3183 add_cflags $cpuflags
3184 add_asflags $cpuflags
3187 # compiler sanity check
3189 int main(void){ return 0; }
3191 if test "$?" != 0; then
3192 echo "$cc is unable to create an executable file."
3193 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3194 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3195 echo "Only do this if you know what cross compiling means."
3197 die "C compiler test failed."
3200 add_cppflags -D_ISOC99_SOURCE
3201 add_cxxflags -D__STDC_CONSTANT_MACROS
3202 check_cflags -std=c99
3203 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
3206 check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
3210 check_host_cflags -std=c99
3211 check_host_cflags -Wall
3217 check_code cc "" "int test[2*($expr) - 1]" &&
3218 subarch=$arch64 || subarch=$arch32
3226 check_64bit mips mips64 '_MIPS_SIM > 1'
3230 check_64bit parisc parisc64 'sizeof(void *) > 4'
3234 check_64bit ppc ppc64 'sizeof(void *) > 4'
3238 check_64bit sparc sparc64 'sizeof(void *) > 4'
3242 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
3243 if test "$subarch" = "x86_64"; then
3248 check_cc <<EOF && subarch="ppc64"
3249 int test[(int)sizeof(char*) - 7];
3255 enabled spic && enable pic
3260 prefix_default="/boot/common"
3261 network_extralibs="-lnetwork"
3266 SHFLAGS='-shared -Wl,-h,$$(@F)'
3267 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
3268 network_extralibs="-lsocket -lnsl"
3269 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
3270 # When using suncc to build, the Solaris linker will mark
3271 # an executable with each instruction set encountered by
3272 # the Solaris assembler. As our libraries contain their own
3273 # guards for processor-specific code, instead suppress
3274 # generation of the HWCAPS ELF section on Solaris x86 only.
3275 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
3276 nm_default='nm -P -g'
3280 oss_indev_extralibs="-lossaudio"
3281 oss_outdev_extralibs="-lossaudio"
3282 enabled gcc || check_ldflags -Wl,-zmuldefs
3287 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
3289 oss_indev_extralibs="-lossaudio"
3290 oss_outdev_extralibs="-lossaudio"
3298 add_extralibs -lpoll -lgnugetopt
3302 gas="gas-preprocessor.pl $cc"
3303 enabled ppc && add_asflags -force_cpusubtype_ALL
3304 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
3305 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
3307 add_ldflags -Wl,-dynamic,-search_paths_first
3309 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3310 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
3311 FFSERVERLDFLAGS=-Wl,-bind_at_load
3313 enabled x86_64 && objformat="macho64"
3314 enabled_any pic shared ||
3315 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
3318 if test $target_os = "mingw32ce"; then
3324 if enabled x86_64; then
3325 LIBTARGET="i386:x86-64"
3326 elif enabled arm; then
3329 shlibdir_default="$bindir_default"
3332 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3333 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3334 dlltool="${cross_prefix}dlltool"
3335 if check_cmd lib.exe -list; then
3336 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
3337 if enabled x86_64; then
3340 elif check_cmd $dlltool --version; then
3341 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
3343 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3345 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3346 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3347 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
3353 if enabled shared; then
3354 # Link to the import library instead of the normal static library
3357 # Cannot build shared and static libraries at the same time with
3361 shlibdir_default="$bindir_default"
3364 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3365 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3366 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3367 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3369 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3370 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3371 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
3378 shlibdir_default="$bindir_default"
3381 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3382 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3383 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3385 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3386 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
3390 *-dos|freedos|opendos)
3391 network_extralibs="-lsocket"
3394 add_cppflags -U__STRICT_ANSI__
3401 ranlib="echo ignoring ranlib"
3407 add_cppflags -D_GNU_SOURCE
3408 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
3409 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
3414 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3415 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
3416 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
3417 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3418 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3419 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3420 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3421 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
3422 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
3423 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
3424 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
3426 enable_weak os2threads
3429 add_cppflags -D_BSD_SOURCE
3434 add_cppflags -D_QNX_SOURCE
3435 network_extralibs="-lsocket"
3440 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3441 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3442 add_ldflags -Wl,--target1-abs,--no-undefined \
3443 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3444 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3445 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3446 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3447 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
3450 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3456 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3457 -D_REENTRANT_SOURCE \
3458 -D_RESEARCH_SOURCE \
3461 add_compat strtod.o strtod=avpriv_strtod
3462 network_extralibs='-lbsd'
3463 exeobjs=compat/plan9/main.o
3470 die "Unknown OS '$target_os'."
3474 # determine libc flavour
3476 # uclibc defines __GLIBC__, so it needs to be checked before glibc.
3477 if check_cpp_condition features.h "defined __UCLIBC__"; then
3479 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
3480 elif check_cpp_condition features.h "defined __GLIBC__"; then
3482 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
3483 # MinGW headers can be installed on Cygwin, so check for newlib first.
3484 elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3486 add_cppflags -U__STRICT_ANSI__
3487 elif check_header _mingw.h; then
3489 check_cpp_condition _mingw.h \
3490 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3491 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3492 die "ERROR: MinGW runtime version must be >= 3.15."
3493 add_cppflags -U__STRICT_ANSI__
3494 if check_cpp_condition _mingw.h "defined(__MINGW64_VERSION_MAJOR) && \
3495 __MINGW64_VERSION_MAJOR < 3"; then
3496 add_compat msvcrt/snprintf.o
3497 add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
3499 elif check_func_headers stdlib.h _get_doserrno; then
3501 add_compat strtod.o strtod=avpriv_strtod
3502 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3503 _snprintf=avpriv_snprintf \
3504 vsnprintf=avpriv_vsnprintf
3505 elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3509 test -n "$libc_type" && enable $libc_type
3511 # hacks for compiler/libc/os combinations
3513 if enabled_all tms470 glibc; then
3514 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
3515 add_cppflags -D__USER_LABEL_PREFIX__=
3516 add_cppflags -D__builtin_memset=memset
3517 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3518 add_cflags -pds=48 # incompatible redefinition of macro
3521 if enabled_all ccc glibc; then
3522 add_ldflags -Wl,-z,now # calls to libots crash without this
3526 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3529 echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate
3531 check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3533 set_default $PATHS_LIST
3536 # we need to build at least one lib type
3537 if ! enabled_any static shared; then
3539 At least one library type must be built.
3540 Specify --enable-static to build the static libraries or --enable-shared to
3541 build the shared libraries as well. To only build the shared libraries specify
3542 --disable-static in addition to --enable-shared.
3547 die_license_disabled() {
3548 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
3551 die_license_disabled_gpl() {
3552 enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; }
3555 die_license_disabled gpl libcdio
3556 die_license_disabled gpl libutvideo
3557 die_license_disabled gpl libx264
3558 die_license_disabled gpl libxavs
3559 die_license_disabled gpl libxvid
3560 die_license_disabled gpl x11grab
3562 die_license_disabled nonfree libaacplus
3563 die_license_disabled nonfree libfaac
3564 enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
3565 enabled gpl && die_license_disabled_gpl nonfree openssl
3567 die_license_disabled version3 libopencore_amrnb
3568 die_license_disabled version3 libopencore_amrwb
3569 die_license_disabled version3 libvo_aacenc
3570 die_license_disabled version3 libvo_amrwbenc
3572 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3574 disabled optimizations || check_cflags -fomit-frame-pointer
3583 enabled pic && enable_pic
3585 check_cc <<EOF || die "Symbol mangling check failed."
3588 sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
3589 extern_prefix=${sym%%ff_extern*}
3591 check_cc <<EOF && enable_weak inline_asm
3592 void foo(void) { __asm__ volatile ("" ::); }
3596 for restrict_keyword in restrict __restrict__ __restrict; do
3597 check_cc <<EOF && _restrict=$restrict_keyword && break
3598 void foo(char * $restrict_keyword p);
3602 check_cc <<EOF && enable attribute_packed
3603 struct { int x; } __attribute__((packed)) x;
3606 check_cc <<EOF && enable attribute_may_alias
3607 union { int x; } __attribute__((may_alias)) x;
3610 check_cc <<EOF || die "endian test failed"
3611 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3613 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
3615 if enabled alpha; then
3619 elif enabled arm; then
3621 check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
3622 float func(float a, float b){ return a+b; }
3625 enabled thumb && check_cflags -mthumb || check_cflags -marm
3628 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3630 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3631 case "${cross_prefix:-$cc}" in
3632 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3633 *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
3634 __asm__ (".eabi_attribute 28, 1");
3635 int main(void) { return 0; }
3638 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3641 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3642 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3643 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
3644 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
3645 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
3646 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3648 [ $target_os = linux ] ||
3649 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3652 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3653 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
3655 enabled_all armv6t2 shared !pic && enable_pic
3657 elif enabled mips; then
3659 check_inline_asm loongson '"dmult.g $1, $2, $3"'
3660 enabled mips32r2 && add_cflags "-mips32r2" && add_asflags "-mips32r2" &&
3661 check_inline_asm mips32r2 '"rotr $t0, $t1, 1"'
3662 enabled mipsdspr1 && add_cflags "-mdsp" && add_asflags "-mdsp" &&
3663 check_inline_asm mipsdspr1 '"addu.qb $t0, $t1, $t2"'
3664 enabled mipsdspr2 && add_cflags "-mdspr2" && add_asflags "-mdspr2" &&
3665 check_inline_asm mipsdspr2 '"absq_s.qb $t0, $t1"'
3666 enabled mipsfpu && add_cflags "-mhard-float" && add_asflags "-mhard-float" &&
3667 check_inline_asm mipsfpu '"madd.d $f0, $f2, $f4, $f6"'
3669 elif enabled parisc; then
3671 if enabled gcc; then
3672 case $($cc -dumpversion) in
3673 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3677 elif enabled ppc; then
3679 enable local_aligned_8 local_aligned_16
3681 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3682 check_inline_asm ibm_asm '"add 0, 0, 0"'
3683 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3684 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
3686 # AltiVec flags: The FSF version of GCC differs from the Apple version
3687 if enabled altivec; then
3689 check_cflags -maltivec -mabi=altivec &&
3690 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3691 check_cflags -faltivec
3693 # check if our compiler supports Motorola AltiVec C API
3694 check_cc <<EOF || disable altivec
3697 vector signed int v1 = (vector signed int) { 0 };
3698 vector signed int v2 = (vector signed int) { 1 };
3699 v1 = vec_add(v1, v2);
3704 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
3707 elif enabled sparc; then
3709 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
3711 elif enabled x86; then
3713 check_builtin rdtsc intrin.h "__rdtsc()"
3714 check_builtin mm_empty mmintrin.h "_mm_empty()"
3716 enable local_aligned_8 local_aligned_16
3718 # check whether EBP is available on x86
3719 # As 'i' is stored on the stack, this program will crash
3720 # if the base pointer is used to access it because the
3721 # base pointer is cleared in the inline assembly code.
3722 check_exec_crash <<EOF && enable ebp_available
3724 __asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3728 # check whether EBX is available on x86
3729 check_inline_asm ebx_available '""::"b"(0)' &&
3730 check_inline_asm ebx_available '"":::"%ebx"'
3732 # check whether xmm clobbers are supported
3733 check_inline_asm xmm_clobbers '"":::"%xmm0"'
3735 # check whether binutils is new enough to compile SSSE3/MMXEXT
3736 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3737 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
3739 if ! disabled_any asm mmx yasm; then
3740 if check_cmd $yasmexe --version; then
3741 enabled x86_64 && yasm_extra="-m amd64"
3742 yasm_debug="-g dwarf2"
3743 elif check_cmd nasm -v; then
3745 yasm_debug="-g -F dwarf"
3746 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3749 YASMFLAGS="-f $objformat $yasm_extra"
3750 enabled pic && append YASMFLAGS "-DPIC"
3751 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3752 case "$objformat" in
3753 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3756 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
3757 die "yasm not found, use --disable-yasm for a crippled build"
3758 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3759 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
3760 check_yasm "CPU amdnop" && enable cpunop
3764 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3771 if enabled asm; then
3773 check_as <<EOF && enable gnu_as || \
3774 $nogas "GNU assembler not found, install gas-preprocessor"
3782 check_ldflags -Wl,--as-needed
3784 if check_func dlopen; then
3786 elif check_func dlopen -ldl; then
3790 if ! disabled network; then
3791 check_type "sys/types.h sys/socket.h" socklen_t
3792 check_type netdb.h "struct addrinfo"
3793 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3794 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
3795 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3796 check_type netinet/in.h "struct sockaddr_in6"
3797 check_type poll.h "struct pollfd"
3798 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3799 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
3800 check_type netinet/sctp.h "struct sctp_event_subscribe"
3801 check_func getaddrinfo $network_extralibs
3802 check_func getservbyport $network_extralibs
3803 # Prefer arpa/inet.h over winsock2
3804 if check_header arpa/inet.h ; then
3805 check_func closesocket
3806 elif check_header winsock2.h ; then
3807 check_func_headers winsock2.h closesocket -lws2 &&
3808 network_extralibs="-lws2" ||
3809 { check_func_headers winsock2.h closesocket -lws2_32 &&
3810 network_extralibs="-lws2_32"; }
3811 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
3812 check_type ws2tcpip.h socklen_t
3813 check_type ws2tcpip.h "struct addrinfo"
3814 check_type ws2tcpip.h "struct group_source_req"
3815 check_type ws2tcpip.h "struct ip_mreq_source"
3816 check_type ws2tcpip.h "struct ipv6_mreq"
3817 check_type winsock2.h "struct pollfd"
3818 check_type ws2tcpip.h "struct sockaddr_in6"
3819 check_type ws2tcpip.h "struct sockaddr_storage"
3820 check_struct winsock2.h "struct sockaddr" sa_len
3826 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3827 check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3830 check_func clock_gettime || { check_func clock_gettime -lrt && add_extralibs -lrt; }
3833 check_func gethrtime
3835 check_func getrusage
3836 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
3837 check_func gettimeofday
3838 check_func inet_aton $network_extralibs
3840 check_func localtime_r
3841 check_func ${malloc_prefix}memalign && enable memalign
3845 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
3846 check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
3847 check_func setrlimit
3848 check_func strerror_r
3849 check_func sched_getaffinity
3850 check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
3851 check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
3852 check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
3853 check_builtin MemoryBarrier windows.h "MemoryBarrier()"
3857 check_func_headers conio.h kbhit
3858 check_func_headers windows.h PeekNamedPipe
3859 check_func_headers io.h setmode
3860 check_func_headers lzo/lzo1x.h lzo1x_999_compress
3861 check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
3862 check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
3863 check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
3864 check_func_headers windows.h GetProcessAffinityMask
3865 check_func_headers windows.h GetProcessTimes
3866 check_func_headers windows.h GetSystemTimeAsFileTime
3867 check_func_headers windows.h MapViewOfFile
3868 check_func_headers windows.h SetConsoleTextAttribute
3869 check_func_headers windows.h Sleep
3870 check_func_headers windows.h VirtualAlloc
3871 check_func_headers glob.h glob
3873 check_header direct.h
3874 check_header dlfcn.h
3876 check_header dxva2api.h -D_WIN32_WINNT=0x0600
3878 check_header libcrystalhd/libcrystalhd_if.h
3879 check_header malloc.h
3881 check_header sys/mman.h
3882 check_header sys/param.h
3883 check_header sys/resource.h
3884 check_header sys/select.h
3885 check_header sys/time.h
3886 check_header termios.h
3887 check_header unistd.h
3888 check_header vdpau/vdpau.h
3889 check_header vdpau/vdpau_x11.h
3890 check_header VideoDecodeAcceleration/VDADecoder.h
3891 check_header windows.h
3892 check_header X11/extensions/XvMClib.h
3893 check_header asm/types.h
3895 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
3896 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
3898 if ! disabled w32threads && ! enabled pthreads; then
3899 check_func_headers "windows.h process.h" _beginthreadex && enable w32threads
3902 # check for some common methods of building with pthread support
3903 # do this before the optional library checks as some of them require pthreads
3904 if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
3906 if check_func pthread_create; then
3908 elif check_func pthread_create -pthread; then
3910 add_extralibs -pthread
3911 elif check_func pthread_create -pthreads; then
3912 add_cflags -pthreads
3913 add_extralibs -pthreads
3914 elif check_func pthread_create -lpthreadGC2; then
3915 add_extralibs -lpthreadGC2
3916 elif ! check_lib pthread.h pthread_create -lpthread; then
3921 for thread in $THREADS_LIST; do
3922 if enabled $thread; then
3923 test -n "$thread_type" &&
3924 die "ERROR: Only one thread type must be selected." ||
3925 thread_type="$thread"
3929 if enabled pthreads; then
3930 check_func pthread_cancel
3933 enabled sync_val_compare_and_swap && enable atomics_gcc
3934 enabled machine_rw_barrier && enabled atomic_cas_ptr && enable atomics_suncc
3935 enabled MemoryBarrier && enable atomics_win32
3937 check_lib math.h sin -lm && LIBM="-lm"
3938 disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
3939 enabled vaapi && require vaapi va/va.h vaInitialize -lva
3945 for func in $MATH_FUNCS; do
3946 eval check_mathfunc $func \${${func}_args:-1}
3949 # these are off by default, so fail if requested and not available
3950 enabled avisynth && { { check_lib2 "windows.h" LoadLibrary; } ||
3951 { check_lib2 "dlfcn.h" dlopen -ldl; } ||
3952 die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
3953 enabled fontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
3954 enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
3955 enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
3956 enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
3957 enabled libaacplus && require "libaacplus >= 2.0.0" aacplus.h aacplusEncOpen -laacplus
3958 enabled libass && require_pkg_config libass ass/ass.h ass_library_init
3959 enabled libbluray && require libbluray libbluray/bluray.h bd_open -lbluray
3960 enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
3961 { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
3962 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
3963 enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
3964 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
3965 enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
3966 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"
3967 enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs
3968 enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
3969 enabled libgsm && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
3970 check_lib "${gsm_hdr}" gsm_create -lgsm && break;
3971 done || die "ERROR: libgsm not found"; }
3972 enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
3973 enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug
3974 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
3975 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3976 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3977 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
3978 enabled libopencv && require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader
3979 enabled libopenjpeg && { check_lib openjpeg-1.5/openjpeg.h opj_version -lopenjpeg ||
3980 check_lib openjpeg.h opj_version -lopenjpeg ||
3981 die "ERROR: libopenjpeg not found"; }
3982 enabled libopus && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
3983 enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
3984 enabled libquvi && require_pkg_config libquvi quvi/quvi.h quvi_init
3985 enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3986 enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
3987 enabled libsoxr && require libsoxr soxr.h soxr_create -lsoxr
3988 enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
3989 enabled libstagefright_h264 && require_cpp libstagefright_h264 "binder/ProcessState.h media/stagefright/MetaData.h
3990 media/stagefright/MediaBufferGroup.h media/stagefright/MediaDebug.h media/stagefright/MediaDefs.h
3991 media/stagefright/OMXClient.h media/stagefright/OMXCodec.h" android::OMXClient -lstagefright -lmedia -lutils -lbinder -lgnustl_static
3992 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
3993 enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame &&
3994 { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
3995 die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
3996 enabled libutvideo && require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++
3997 enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
3998 enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
3999 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
4000 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
4002 enabled libvpx_vp8_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
4003 die "ERROR: libvpx decoder version must be >=0.9.1"; }
4004 enabled libvpx_vp8_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx ||
4005 die "ERROR: libvpx encoder version must be >=0.9.7"; }
4006 enabled libvpx_vp9_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx || disable libvpx_vp9_decoder; }
4007 enabled libvpx_vp9_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx" -lvpx || disable libvpx_vp9_encoder; } }
4008 enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
4009 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
4010 die "ERROR: libx264 must be installed and version must be >= 0.118."; }
4011 enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
4012 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
4013 enabled openal && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
4014 check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } ||
4015 die "ERROR: openal not found"; } &&
4016 { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
4017 die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
4018 enabled opencl && require2 opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL
4019 enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
4020 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
4021 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
4022 die "ERROR: openssl not found"; }
4024 if enabled gnutls; then
4025 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
4026 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
4030 if enabled libdc1394; then
4031 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
4032 enable libdc1394_2; } ||
4033 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
4034 enable libdc1394_1; } ||
4035 die "ERROR: No version of libdc1394 found "
4038 SDL_CONFIG="${cross_prefix}sdl-config"
4039 if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
4040 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
4041 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
4044 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
4045 sdl_cflags=$("${SDL_CONFIG}" --cflags)
4046 sdl_libs=$("${SDL_CONFIG}" --libs)
4047 check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs &&
4048 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
4049 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
4053 enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
4055 texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
4056 makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
4057 perl --version > /dev/null 2>&1 && enable perl || disable perl
4058 pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
4059 rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
4061 check_header linux/fb.h
4062 check_header linux/videodev.h
4063 check_header linux/videodev2.h
4064 check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
4066 check_header sys/videoio.h
4068 check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
4069 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
4070 # w32api 3.12 had it defined wrong
4071 check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
4073 check_type "dshow.h" IBaseFilter
4075 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
4076 { check_header dev/bktr/ioctl_meteor.h &&
4077 check_header dev/bktr/ioctl_bt848.h; } ||
4078 { check_header machine/ioctl_meteor.h &&
4079 check_header machine/ioctl_bt848.h; } ||
4080 { check_header dev/video/meteor/ioctl_meteor.h &&
4081 check_header dev/video/bktr/ioctl_bt848.h; } ||
4082 check_header dev/ic/bt8xx.h
4084 check_header sndio.h
4085 if check_struct sys/soundcard.h audio_buf_info bytes; then
4086 enable_safe sys/soundcard.h
4088 check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
4089 #include <sys/soundcard.h>
4093 check_header soundcard.h
4095 enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
4097 enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack && check_func sem_timedwait &&
4098 check_func jack_port_get_latency_range -ljack
4100 enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
4102 if enabled libcdio; then
4103 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio || check_lib2 "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio
4107 require X11 X11/Xlib.h XOpenDisplay -lX11 &&
4108 require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
4109 require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
4111 if ! disabled vaapi; then
4112 check_lib va/va.h vaInitialize -lva && {
4113 check_cpp_condition va/va_version.h "VA_CHECK_VERSION(0,32,0)" ||
4114 warn "Please upgrade to VA-API >= 0.32 if you would like full VA-API support.";
4119 check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
4122 # Funny iconv installations are not unusual, so check it after all flags have been set
4123 disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -liconv || disable iconv
4125 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
4126 test -n "$valgrind" && target_exec="$valgrind --error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
4128 # add some useful compiler flags if supported
4129 check_cflags -Wdeclaration-after-statement
4131 check_cflags -Wno-parentheses
4132 check_cflags -Wno-switch
4133 check_cflags -Wno-format-zero-length
4134 check_cflags -Wdisabled-optimization
4135 check_cflags -Wpointer-arith
4136 check_cflags -Wredundant-decls
4137 check_cflags -Wno-pointer-sign
4138 check_cflags -Wwrite-strings
4139 check_cflags -Wtype-limits
4140 check_cflags -Wundef
4141 check_cflags -Wmissing-prototypes
4142 check_cflags -Wno-pointer-to-int-cast
4143 check_cflags -Wstrict-prototypes
4144 enabled extra_warnings && check_cflags -Winline
4146 # add some linker flags
4147 check_ldflags -Wl,--warn-common
4148 check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
4149 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
4151 enabled xmm_clobber_test &&
4152 check_ldflags -Wl,--wrap,avcodec_open2 \
4153 -Wl,--wrap,avcodec_decode_audio4 \
4154 -Wl,--wrap,avcodec_decode_video2 \
4155 -Wl,--wrap,avcodec_decode_subtitle2 \
4156 -Wl,--wrap,avcodec_encode_audio2 \
4157 -Wl,--wrap,avcodec_encode_video \
4158 -Wl,--wrap,avcodec_encode_subtitle \
4159 -Wl,--wrap,sws_scale ||
4160 disable xmm_clobber_test
4163 if test_ldflags -Wl,--version-script,$TMPV; then
4164 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
4165 check_cc <<EOF && enable symver_asm_label
4166 void ff_foo(void) __asm__ ("av_foo@VERSION");
4167 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
4169 check_cc <<EOF && enable symver_gnu_asm
4170 __asm__(".symver ff_foo,av_foo@VERSION");
4171 void ff_foo(void) {}
4175 if [ -z "$optflags" ]; then
4176 if enabled small; then
4177 optflags=$cflags_size
4178 elif enabled optimizations; then
4179 optflags=$cflags_speed
4181 optflags=$cflags_noopt
4187 enabled lto && check_ldflags "$@"
4191 if enabled lto; then
4192 test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
4194 check_ldflags -flto $cpuflags
4197 check_optflags $optflags
4198 check_optflags -fno-math-errno
4199 check_optflags -fno-signed-zeros
4201 enabled ftrapv && check_cflags -ftrapv
4203 check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
4208 if enabled icc; then
4209 # Just warnings, no remarks
4211 # -wd: Disable following warnings
4212 # 144, 167, 556: -Wno-pointer-sign
4213 # 188: enumerated type mixed with another type
4214 # 1292: attribute "foo" ignored
4215 # 1419: external declaration in primary source file
4216 # 10006: ignoring unknown option -fno-signed-zeros
4217 # 10148: ignoring unknown option -Wno-parentheses
4218 # 10156: ignoring option '-W'; no argument required
4219 check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156
4220 # 11030: Warning unknown option --as-needed
4221 # 10156: ignoring option '-export'; no argument required
4222 check_ldflags -wd10156,11030
4223 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
4224 enable ebp_available
4225 if enabled x86_32; then
4226 icc_version=$($cc -dumpversion)
4227 test ${icc_version%%.*} -ge 11 &&
4228 check_cflags -falign-stack=maintain-16-byte ||
4229 disable aligned_stack
4231 elif enabled ccc; then
4232 # disable some annoying warnings
4233 add_cflags -msg_disable bitnotint
4234 add_cflags -msg_disable mixfuncvoid
4235 add_cflags -msg_disable nonstandcast
4236 add_cflags -msg_disable unsupieee
4237 elif enabled gcc; then
4238 check_optflags -fno-tree-vectorize
4239 check_cflags -Werror=implicit-function-declaration
4240 check_cflags -Werror=missing-prototypes
4241 check_cflags -Werror=return-type
4242 check_cflags -Werror=vla
4243 elif enabled llvm_gcc; then
4244 check_cflags -mllvm -stack-alignment=16
4245 elif enabled clang; then
4246 check_cflags -mllvm -stack-alignment=16
4247 check_cflags -Qunused-arguments
4248 check_cflags -Werror=implicit-function-declaration
4249 check_cflags -Werror=missing-prototypes
4250 check_cflags -Werror=return-type
4251 elif enabled armcc; then
4252 # 2523: use of inline assembler is deprecated
4253 add_cflags -W${armcc_opt},--diag_suppress=2523
4254 add_cflags -W${armcc_opt},--diag_suppress=1207
4255 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
4256 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
4257 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
4258 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
4259 elif enabled tms470; then
4260 add_cflags -pds=824 -pds=837
4261 elif enabled pathscale; then
4262 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
4263 elif enabled msvc; then
4264 enabled x86_32 && disable aligned_stack
4269 enabled ccc && add_ldflags '-Wl,-expect_unresolved,*'
4272 add_cppflags -Dmain=plan9_main
4276 enable frame_thread_encoder
4277 enabled_any $THREADS_LIST && enable threads
4278 enabled_any $ATOMICS_LIST && enable atomics_native
4280 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
4282 check_deps $CONFIG_LIST \
4288 if test $target_os = "haiku"; then
4290 disable posix_memalign
4293 ! enabled_any memalign posix_memalign aligned_malloc &&
4294 enabled_any $need_memalign && enable memalign_hack
4297 # -> enable ${lib}_deps_${dep}
4298 # -> add $dep to ${lib}_deps only once
4302 enabled "${lib}_deps_${dep}" && return 0
4303 enable "${lib}_deps_${dep}"
4304 prepend "${lib}_deps" $dep
4307 # merge deps lib components
4308 # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
4313 enabled $comp || continue
4314 eval "dep=\"\$${comp}_deps\""
4321 merge_deps libavfilter $FILTER_LIST
4323 echo "install prefix $prefix"
4324 echo "source path $source_path"
4325 echo "C compiler $cc"
4326 echo "ARCH $arch ($cpu)"
4327 if test "$build_suffix" != ""; then
4328 echo "build suffix $build_suffix"
4330 if test "$progs_suffix" != ""; then
4331 echo "progs suffix $progs_suffix"
4333 if test "$extra_version" != ""; then
4334 echo "version string suffix $extra_version"
4336 echo "big-endian ${bigendian-no}"
4337 echo "runtime cpu detection ${runtime_cpudetect-no}"
4338 if enabled x86; then
4339 echo "${yasmexe} ${yasm-no}"
4340 echo "MMX enabled ${mmx-no}"
4341 echo "MMXEXT enabled ${mmxext-no}"
4342 echo "3DNow! enabled ${amd3dnow-no}"
4343 echo "3DNow! extended enabled ${amd3dnowext-no}"
4344 echo "SSE enabled ${sse-no}"
4345 echo "SSSE3 enabled ${ssse3-no}"
4346 echo "AVX enabled ${avx-no}"
4347 echo "FMA4 enabled ${fma4-no}"
4348 echo "CMOV enabled ${cmov-no}"
4349 echo "CMOV is fast ${fast_cmov-no}"
4350 echo "EBX available ${ebx_available-no}"
4351 echo "EBP available ${ebp_available-no}"
4353 if enabled arm; then
4354 echo "ARMv5TE enabled ${armv5te-no}"
4355 echo "ARMv6 enabled ${armv6-no}"
4356 echo "ARMv6T2 enabled ${armv6t2-no}"
4357 echo "VFP enabled ${vfp-no}"
4358 echo "NEON enabled ${neon-no}"
4359 echo "THUMB enabled ${thumb-no}"
4361 if enabled mips; then
4362 echo "MIPS FPU enabled ${mipsfpu-no}"
4363 echo "MIPS32R2 enabled ${mips32r2-no}"
4364 echo "MIPS DSP R1 enabled ${mipsdspr1-no}"
4365 echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
4367 if enabled ppc; then
4368 echo "AltiVec enabled ${altivec-no}"
4369 echo "PPC 4xx optimizations ${ppc4xx-no}"
4370 echo "dcbzl available ${dcbzl-no}"
4372 if enabled sparc; then
4373 echo "VIS enabled ${vis-no}"
4375 echo "debug symbols ${debug-no}"
4376 echo "strip symbols ${stripping-no}"
4377 echo "optimize for size ${small-no}"
4378 echo "optimizations ${optimizations-no}"
4379 echo "static ${static-no}"
4380 echo "shared ${shared-no}"
4381 echo "postprocessing support ${postproc-no}"
4382 echo "new filter support ${avfilter-no}"
4383 echo "network support ${network-no}"
4384 echo "threading support ${thread_type-no}"
4385 echo "safe bitstream reader ${safe_bitstream_reader-no}"
4386 echo "SDL support ${sdl-no}"
4387 echo "opencl enabled ${opencl-no}"
4388 echo "texi2html enabled ${texi2html-no}"
4389 echo "perl enabled ${perl-no}"
4390 echo "pod2man enabled ${pod2man-no}"
4391 echo "makeinfo enabled ${makeinfo-no}"
4392 test -n "$random_seed" &&
4393 echo "random seed ${random_seed}"
4396 echo "External libraries:"
4397 print_enabled '' $EXTERNAL_LIBRARY_LIST | print_3_columns
4400 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
4401 echo "Enabled ${type}s:"
4402 eval list=\$$(toupper $type)_LIST
4403 print_enabled '_*' $list | print_3_columns
4407 license="LGPL version 2.1 or later"
4408 if enabled nonfree; then
4409 license="nonfree and unredistributable"
4410 elif enabled gplv3; then
4411 license="GPL version 3 or later"
4412 elif enabled lgplv3; then
4413 license="LGPL version 3 or later"
4414 elif enabled gpl; then
4415 license="GPL version 2 or later"
4418 echo "License: $license"
4420 echo "Creating config.mak, config.h, and doc/config.texi..."
4422 test -e Makefile || $ln_s "$source_path/Makefile" .
4424 enabled stripping || strip="echo skipping strip"
4426 config_files="$TMPH config.mak doc/config.texi"
4428 cat > config.mak <<EOF
4429 # Automatically generated by configure - do not modify!
4430 ifndef FFMPEG_CONFIG_MAK
4432 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
4434 LIBDIR=\$(DESTDIR)$libdir
4435 SHLIBDIR=\$(DESTDIR)$shlibdir
4436 INCDIR=\$(DESTDIR)$incdir
4437 BINDIR=\$(DESTDIR)$bindir
4438 DATADIR=\$(DESTDIR)$datadir
4439 MANDIR=\$(DESTDIR)$mandir
4440 SRC_PATH=$source_path
4441 ifndef MAIN_MAKEFILE
4442 SRC_PATH:=\$(SRC_PATH:.%=..%)
4451 DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS)
4453 DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS)
4479 LDFLAGS-ffserver=$FFSERVERLDFLAGS
4480 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
4481 YASMFLAGS=$YASMFLAGS
4482 BUILDSUF=$build_suffix
4483 PROGSSUF=$progs_suffix
4491 EXTRA_VERSION=$extra_version
4494 CCDEP_FLAGS=$CCDEP_FLAGS
4496 ASDEP_FLAGS=$ASDEP_FLAGS
4497 CC_DEPFLAGS=$CC_DEPFLAGS
4498 AS_DEPFLAGS=$AS_DEPFLAGS
4501 HOSTCFLAGS=$host_cflags
4502 HOSTCPPFLAGS=$host_cppflags
4503 HOSTEXESUF=$HOSTEXESUF
4504 HOSTLDFLAGS=$host_ldflags
4507 DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS)
4508 HOSTCCDEP=$HOSTCCDEP
4509 HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS
4510 HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
4514 TARGET_EXEC=$target_exec
4515 TARGET_PATH=$target_path
4516 LIBS-ffplay=$sdl_libs
4517 CFLAGS-ffplay=$sdl_cflags
4518 ZLIB=$($ldflags_filter -lz)
4519 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
4520 EXTRALIBS=$extralibs
4521 COMPAT_OBJS=$compat_objs
4524 LIBTARGET=${LIBTARGET}
4525 SLIBNAME=${SLIBNAME}
4526 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
4527 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
4528 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
4529 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
4530 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
4531 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
4532 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
4533 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
4534 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
4535 NOREDZONE_FLAGS=$noredzone_flags
4540 name=$(toupper $lcname)
4541 file=$source_path/$lcname/version.h
4542 eval $(awk "/#define ${name}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
4543 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
4544 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
4545 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
4546 eval echo "${lcname}_VERSION_MINOR=\$${name}_VERSION_MINOR" >> config.mak
4549 map 'get_version $v' $LIBRARY_LIST
4552 /* Automatically generated by configure - do not modify! */
4553 #ifndef FFMPEG_CONFIG_H
4554 #define FFMPEG_CONFIG_H
4555 #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
4556 #define FFMPEG_LICENSE "$(c_escape $license)"
4557 #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
4558 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
4559 #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
4560 #define av_restrict $_restrict
4561 #define EXTERN_PREFIX "${extern_prefix}"
4562 #define EXTERN_ASM ${extern_prefix}
4563 #define SLIBSUF "$SLIBSUF"
4564 #define HAVE_MMX2 HAVE_MMXEXT
4567 test -n "$assert_level" &&
4568 echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
4570 test -n "$malloc_prefix" &&
4571 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
4573 if enabled yasm; then
4574 append config_files $TMPASM
4579 echo "@c auto-generated by configure" > doc/config.texi
4581 print_config ARCH_ "$config_files" $ARCH_LIST
4582 print_config HAVE_ "$config_files" $HAVE_LIST
4583 print_config CONFIG_ "$config_files" $CONFIG_LIST \
4587 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
4588 echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
4590 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
4591 cp_if_changed $TMPH config.h
4594 enabled yasm && cp_if_changed $TMPASM config.asm
4597 /* Generated by ffconf */
4598 #ifndef AVUTIL_AVCONFIG_H
4599 #define AVUTIL_AVCONFIG_H
4602 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
4604 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
4606 cp_if_changed $TMPH libavutil/avconfig.h
4608 if test -n "$WARNINGS"; then
4609 printf "\n$WARNINGS"
4610 enabled fatal_warnings && exit 1
4613 # build pkg-config files
4615 pkgconfig_generate(){
4617 shortname=${name#lib}${build_suffix}
4622 enabled ${name#lib} || return 0
4624 cat <<EOF > $name/$name${build_suffix}.pc
4626 exec_prefix=\${prefix}
4631 Description: $comment
4633 Requires: $(enabled shared || echo $requires)
4634 Requires.private: $(enabled shared && echo $requires)
4636 Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
4637 Libs.private: $(enabled shared && echo $libs)
4638 Cflags: -I\${includedir}
4641 mkdir -p doc/examples/pc-uninstalled
4642 includedir=${source_path}
4643 [ "$includedir" = . ] && includedir="\${pcfiledir}/../../.."
4644 cat <<EOF > doc/examples/pc-uninstalled/$name.pc
4647 libdir=\${pcfiledir}/../../../$name
4648 includedir=${includedir}
4651 Description: $comment
4655 Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
4656 Cflags: -I\${includedir}
4660 libavfilter_pc_deps="libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4661 enabled libavfilter_deps_avcodec && prepend libavfilter_pc_deps "libavcodec${build_suffix} = $LIBAVCODEC_VERSION,"
4662 enabled libavfilter_deps_avformat && prepend libavfilter_pc_deps "libavformat${build_suffix} = $LIBAVFORMAT_VERSION,"
4663 enabled libavfilter_deps_avresample && prepend libavfilter_pc_deps "libavresample${build_suffix} = $LIBAVRESAMPLE_VERSION,"
4664 enabled libavfilter_deps_swscale && prepend libavfilter_pc_deps "libswscale${build_suffix} = $LIBSWSCALE_VERSION,"
4665 enabled libavfilter_deps_swresample && prepend libavfilter_pc_deps "libswresample${build_suffix} = $LIBSWRESAMPLE_VERSION,"
4666 enabled libavfilter_deps_postproc && prepend libavfilter_pc_deps "libpostproc${build_suffix} = $LIBPOSTPROC_VERSION,"
4667 libavfilter_pc_deps=${libavfilter_pc_deps%, }
4669 libavdevice_pc_deps="libavformat${build_suffix} = $LIBAVFORMAT_VERSION"
4670 enabled lavfi_indev && prepend libavdevice_pc_deps "libavfilter${build_suffix} = $LIBAVFILTER_VERSION,"
4672 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" "$LIBM"
4673 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4674 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec${build_suffix} = $LIBAVCODEC_VERSION"
4675 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$libavdevice_pc_deps"
4676 pkgconfig_generate libavfilter "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$libavfilter_pc_deps"
4677 pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" "" "libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4678 pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$extralibs" "libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4679 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4680 pkgconfig_generate libswresample "FFmpeg audio resampling library" "$LIBSWRESAMPLE_VERSION" "$LIBM" "libavutil${build_suffix} = $LIBAVUTIL_VERSION"
4682 fix_ffmpeg_remote(){
4685 fixme_remote=$(git --git-dir=$source_path/.git --work-tree=$source_path remote -v | grep $git_remote_from | cut -f 1 | sort | uniq)
4686 if [ "$fixme_remote" != "" ]; then
4688 Outdated domain in git config, the official domain for ffmpeg git is since
4689 November 2011, source.ffmpeg.org, both the old and the new point to the same
4690 repository and server. To update it enter the following commands:
4692 for remote in $fixme_remote; do
4693 echolog "git remote set-url $remote $git_remote_to"
4698 if test -f "$source_path/.git/config"; then
4699 remote_from=git.videolan.org
4700 remote_to=source.ffmpeg.org
4701 fix_ffmpeg_remote git@$remote_from:ffmpeg git@$remote_to:ffmpeg
4702 fix_ffmpeg_remote git://$remote_from/ffmpeg git://$remote_to/ffmpeg