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."
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
61 echo "Standard options:"
62 echo " --help print this message"
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
79 echo " --enable-postproc enable GPLed postprocessing support [no]"
80 echo " --enable-swscale enable GPLed software scaler support [no]"
81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
83 echo " --disable-vhook disable video hooking support"
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
90 echo "External library support:"
91 echo " --enable-mlib enable Sun medialib [no]"
92 echo " --enable-avisynth enable reading of AVISynth script files [no]"
93 echo " --enable-bzlib enable bzlib [no]"
94 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
95 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
96 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
97 echo " and libraw1394 [no]"
98 echo " --enable-libdirac enable Dirac support via libdirac [no]"
99 echo " --enable-libfaac enable FAAC support via libfaac [no]"
100 echo " --enable-libfaad enable FAAD support via libfaad [no]"
101 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
102 echo " --enable-libgsm enable GSM support via libgsm [no]"
103 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
104 echo " --enable-libnut enable NUT (de)muxing via libnut,"
105 echo " native (de)muxer exists [no]"
106 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
107 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
108 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
109 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
110 echo " native implementation exists [no]"
111 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
112 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
113 echo " native MPEG-4/Xvid encoder exists [no]"
114 echo " --enable-zlib enable zlib [no]"
116 echo "Advanced options (experts only):"
117 echo " --source-path=PATH path to source code [$source_path]"
118 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
119 echo " --enable-cross-compile assume a cross-compiler is used"
120 echo " --target-os=OS compiler targets OS [$target_os]"
121 echo " --target-exec=CMD command to run executables on target"
122 echo " --target-path=DIR path to view of build directory on target"
123 echo " --cc=CC use C compiler CC [$cc]"
124 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
125 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
126 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
127 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
128 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
129 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
130 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
131 echo " --extra-version=STRING version string suffix []"
132 echo " --build-suffix=SUFFIX library name suffix []"
133 echo " --arch=ARCH select architecture [$arch]"
134 echo " --cpu=CPU select the minimum required CPU (affects"
135 echo " instruction selection, may crash on older CPUs)"
136 echo " --enable-powerpc-perf enable performance report on PPC"
137 echo " (requires enabling PMC)"
138 echo " --disable-altivec disable AltiVec optimizations"
139 echo " --disable-mmx disable MMX optimizations"
140 echo " --disable-mmx2 disable MMX2 optimizations"
141 echo " --disable-ssse3 disable SSSE3 optimizations"
142 echo " --disable-armv5te disable armv5te optimizations"
143 echo " --disable-armv6 disable armv6 optimizations"
144 echo " --disable-armvfp disable ARM VFP optimizations"
145 echo " --disable-iwmmxt disable iwmmxt optimizations"
146 echo " --disable-mmi disable MMI optimizations"
147 echo " --disable-neon disable neon optimizations"
148 echo " --disable-vis disable VIS optimizations"
149 echo " --disable-network disable network support [no]"
150 echo " --disable-ipv6 disable IPv6 support [no]"
151 echo " --disable-mpegaudio-hp faster (but less accurate)"
152 echo " MPEG audio decoding [no]"
153 echo " --disable-aandct disable AAN DCT code"
154 echo " --disable-fft disable FFT code"
155 echo " --disable-golomb disable Golomb code"
156 echo " --disable-mdct disable MDCT code"
157 echo " --enable-gray enable full grayscale support (slower color)"
158 echo " --disable-ffmpeg disable ffmpeg build"
159 echo " --disable-ffplay disable ffplay build"
160 echo " --disable-ffserver disable ffserver build"
161 echo " --enable-small optimize for size instead of speed"
162 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
163 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
164 echo " --enable-beos-netserver enable BeOS netserver"
165 echo " --disable-encoder=NAME disable encoder NAME"
166 echo " --enable-encoder=NAME enable encoder NAME"
167 echo " --disable-encoders disable all encoders"
168 echo " --disable-decoder=NAME disable decoder NAME"
169 echo " --enable-decoder=NAME enable decoder NAME"
170 echo " --disable-decoders disable all decoders"
171 echo " --disable-muxer=NAME disable muxer NAME"
172 echo " --enable-muxer=NAME enable muxer NAME"
173 echo " --disable-muxers disable all muxers"
174 echo " --disable-demuxer=NAME disable demuxer NAME"
175 echo " --enable-demuxer=NAME enable demuxer NAME"
176 echo " --disable-demuxers disable all demuxers"
177 echo " --enable-parser=NAME enable parser NAME"
178 echo " --disable-parser=NAME disable parser NAME"
179 echo " --disable-parsers disable all parsers"
180 echo " --enable-bsf=NAME enable bitstream filter NAME"
181 echo " --disable-bsf=NAME disable bitstream filter NAME"
182 echo " --disable-bsfs disable all bitstream filters"
183 echo " --enable-protocol=NAME enable protocol NAME"
184 echo " --disable-protocol=NAME disable protocol NAME"
185 echo " --disable-protocols disable all protocols"
186 echo " --disable-indevs disable input devices"
187 echo " --disable-outdevs disable output devices"
188 echo " --disable-devices disable all devices"
189 echo " --enable-filter=NAME enable filter NAME"
190 echo " --disable-filter=NAME disable filter NAME"
191 echo " --disable-filters disable all filters"
192 echo " --list-decoders show all available decoders"
193 echo " --list-encoders show all available encoders"
194 echo " --list-muxers show all available muxers"
195 echo " --list-demuxers show all available demuxers"
196 echo " --list-parsers show all available parsers"
197 echo " --list-protocols show all available protocols"
198 echo " --list-bsfs show all available bitstream filters"
199 echo " --list-indevs show all available input devices"
200 echo " --list-outdevs show all available output devices"
201 echo " --list-filters show all available filters"
203 echo "Developer options (useful when working on FFmpeg itself):"
204 echo " --disable-debug disable debugging symbols"
205 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
206 echo " --enable-gprof enable profiling with gprof [$gprof]"
207 echo " --disable-optimizations disable compiler optimizations"
208 echo " --enable-extra-warnings enable more compiler warnings"
209 echo " --disable-stripping disable stripping of executables and shared libraries"
211 echo "NOTE: Object files are built at the place where configure is launched."
216 echo "$@" >> $logfile
221 pr -n -t $1 >> $logfile
233 If you think configure made a mistake, make sure you are using the latest
234 version from SVN. If the latest version fails, report the problem to the
235 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
237 if disabled logging; then
239 Rerun configure with logging enabled (do not use --disable-logging), and
240 include the log this produces with your report.
244 Include the log file "$logfile" produced by configure as this will help
248 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
252 # Avoid locale weirdness, besides we really just want to translate ASCII.
254 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
258 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
273 eval : \${$var:=$value}
279 eval level=\${${var}_level:=0}
280 eval ${var}_${level}="\$$var"
281 eval ${var}_level=$(($level+1))
287 eval level=\${${var}_level:-0}
288 test $level = 0 && continue
289 eval level=$(($level-1))
290 eval $var="\${${var}_${level}}"
291 eval ${var}_level=$level
292 eval unset ${var}_${level}
314 enabled $var && continue
315 eval sel="\$${var}_select"
316 eval sgs="\$${var}_suggest"
320 enable_deep_weak $sgs
336 test "${1#!}" = "$1" && op== || op=!=
337 eval test "x\$${1#!}" $op "xyes"
341 test "${1#!}" = "$1" && op== || op=!=
342 eval test "x\$${1#!}" $op "xno"
347 enabled $opt || return 1
353 disabled $opt || return 1
359 enabled $opt && return 0
365 disabled $opt && return 0
372 eval : \${$opt:=\$${opt}_default}
380 [ $var = $value ] && return 0
388 enabled ${cfg}_checking && die "Circular dependency for $cfg."
389 disabled ${cfg}_checking && continue
390 enable ${cfg}_checking
392 eval dep_all="\$${cfg}_deps"
393 eval dep_any="\$${cfg}_deps_any"
394 eval dep_sel="\$${cfg}_select"
395 eval dep_sgs="\$${cfg}_suggest"
397 pushvar cfg dep_all dep_any dep_sel dep_sgs
398 check_deps $dep_all $dep_any $dep_sel $dep_sgs
399 popvar cfg dep_all dep_any dep_sel dep_sgs
401 enabled_all $dep_all || disable $cfg
402 enabled_any $dep_any || disable $cfg
403 disabled_any $dep_sel && disable $cfg
405 if enabled $cfg; then
406 eval dep_extralibs="\$${cfg}_extralibs"
407 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
409 enable_deep_weak $dep_sgs
412 disable ${cfg}_checking
422 ucname="`toupper $cfg`"
423 if enabled $cfg; then
424 echo "#define ${pfx}${ucname} 1" >> $header
425 echo "#define ENABLE_${ucname} 1" >> $header
426 echo "${pfx}${ucname}=yes" >> $makefile
428 echo "#define ENABLE_${ucname} 0" >> $header
434 (: ${SAVE_CFLAGS?}) 2> /dev/null
438 flags_saved && return
439 SAVE_CFLAGS="$CFLAGS"
440 SAVE_LDFLAGS="$LDFLAGS"
441 SAVE_extralibs="$extralibs"
445 flags_saved || return
446 CFLAGS="$SAVE_CFLAGS"
447 LDFLAGS="$SAVE_LDFLAGS"
448 extralibs="$SAVE_extralibs"
461 LDFLAGS="$LDFLAGS $*"
466 extralibs="$extralibs $*"
472 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
473 eval "$var=\"\$$var $*\""
485 append extralibs "$@"
490 "$@" >> $logfile 2>&1
497 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
504 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
512 check_cc "$@" <<EOF && enable $name || disable $name
513 int foo(void){ __asm__ volatile($asm); }
522 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
531 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
533 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
537 log check_cflags "$@"
538 check_cc "$@" <<EOF && add_cflags "$@"
544 log check_ldflags "$@"
545 check_ld "$@" <<EOF && add_ldflags "$@"
546 int main(void){ return 0; }
551 log check_header "$@"
554 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
556 check_cpp "$@" <<EOF && enable $var
567 check_ld "$@" <<EOF && enable $func
569 int main(void){ $func(); }
573 check_func_headers(){
574 log check_func_headers "$@"
580 for hdr in $headers; do
584 check_ld "$@" <<EOF && enable $func
586 int main(int argc, char **argv){
593 check_cpp_condition(){
594 log check_cpp_condition "$@"
600 #error "unsatisfied condition: $condition"
611 check_header $header && check_func $func && add_extralibs "$@"
623 check_func_headers "$headers" $func && add_extralibs "$@"
630 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
636 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
637 # are safe but may not be available everywhere. Thus we use
638 # raise(SIGTERM) instead. The check is run in a subshell so we
639 # can redirect the "Terminated" message from the shell. SIGBUS
640 # is not defined by standard C so it is used conditionally.
642 (check_exec "$@") >> $logfile 2>&1 <<EOF
644 static void sighandler(int sig){
648 signal(SIGILL, sighandler);
649 signal(SIGFPE, sighandler);
650 signal(SIGSEGV, sighandler);
652 signal(SIGBUS, sighandler);
666 for hdr in $headers; do
670 check_cc "$@" <<EOF && enable $type
681 check_lib $header $func "$@" || die "ERROR: $name not found"
689 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
699 check_cmd ${pkg}-config --version
701 if test "$err" = 0; then
702 temp_cflags `${pkg}-config --cflags`
703 temp_extralibs `${pkg}-config --libs`
704 check_lib "$@" $header $func && enable $cfg
712 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
715 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
716 # system-dependent things.
829 dev_bktr_ioctl_bt848_h
830 dev_bktr_ioctl_meteor_h
832 dev_video_meteor_ioctl_meteor_h
833 dev_video_bktr_ioctl_bt848_h
855 machine_ioctl_bt848_h
856 machine_ioctl_meteor_h
880 # options emitted with CONFIG_ prefix but not available on command line
928 # code dependency declarations
930 # architecture extensions
931 altivec_deps="powerpc"
932 armv5te_deps="armv4l"
944 fft_suggest="fft_mmx"
945 fft_mmx_deps="mmx yasm"
946 oldscaler_deps="!swscale"
948 # decoders / encoders
949 aac_decoder_select="fft mdct"
950 ac3_decoder_deps="gpl"
951 ac3_decoder_select="fft mdct"
952 atrac3_decoder_select="fft mdct"
953 cavs_decoder_select="golomb"
954 cook_decoder_select="fft mdct"
955 cscd_decoder_suggest="zlib"
956 dca_decoder_select="fft mdct"
957 dnxhd_encoder_select="aandct"
958 dxa_decoder_select="zlib"
959 eac3_decoder_deps="gpl"
960 eac3_decoder_select="fft mdct"
961 eatgq_decoder_select="aandct"
962 ffv1_decoder_select="golomb"
963 flac_decoder_select="golomb"
964 flac_encoder_select="golomb"
965 flashsv_decoder_select="zlib"
966 flashsv_encoder_select="zlib"
967 flv_encoder_select="aandct"
968 h261_encoder_select="aandct"
969 h263_encoder_select="aandct"
970 h263p_encoder_select="aandct"
971 h264_decoder_select="golomb"
972 imc_decoder_select="fft mdct"
973 jpegls_decoder_select="golomb"
974 jpegls_encoder_select="golomb"
975 ljpeg_encoder_select="aandct"
976 loco_decoder_select="golomb"
977 mjpeg_encoder_select="aandct"
978 mpeg1video_encoder_select="aandct"
979 mpeg2video_encoder_select="aandct"
980 mpeg4_encoder_select="aandct"
981 msmpeg4v1_encoder_select="aandct"
982 msmpeg4v2_encoder_select="aandct"
983 msmpeg4v3_encoder_select="aandct"
984 mpeg_xvmc_decoder_deps="xvmc"
985 nellymoser_decoder_select="fft mdct"
986 nellymoser_encoder_select="fft mdct"
987 png_decoder_select="zlib"
988 png_encoder_select="zlib"
989 qdm2_decoder_select="fft mdct"
990 rv10_encoder_select="aandct"
991 rv20_encoder_select="aandct"
992 shorten_decoder_select="golomb"
993 sonic_decoder_select="golomb"
994 sonic_encoder_select="golomb"
995 sonic_ls_encoder_select="golomb"
996 svq3_decoder_select="golomb"
997 svq3_decoder_suggest="zlib"
998 tiff_decoder_suggest="zlib"
999 tiff_encoder_suggest="zlib"
1000 tscc_decoder_select="zlib"
1001 vorbis_decoder_select="fft mdct"
1002 vorbis_encoder_select="fft mdct"
1003 wmav1_decoder_select="fft mdct"
1004 wmav1_encoder_select="fft mdct"
1005 wmav2_decoder_select="fft mdct"
1006 wmav2_encoder_select="fft mdct"
1007 wmv1_encoder_select="aandct"
1008 wmv2_encoder_select="aandct"
1009 zlib_decoder_select="zlib"
1010 zlib_encoder_select="zlib"
1011 zmbv_decoder_select="zlib"
1012 zmbv_encoder_select="zlib"
1014 # external libraries
1015 libamr_nb_decoder_deps="libamr_nb"
1016 libamr_nb_encoder_deps="libamr_nb"
1017 libamr_wb_decoder_deps="libamr_wb"
1018 libamr_wb_encoder_deps="libamr_wb"
1019 libdirac_decoder_deps="libdirac !libschroedinger"
1020 libdirac_encoder_deps="libdirac"
1021 libfaac_encoder_deps="libfaac"
1022 libfaad_decoder_deps="libfaad"
1023 libfaadbin_decoder_extralibs='$ldl'
1024 libgsm_decoder_deps="libgsm"
1025 libgsm_encoder_deps="libgsm"
1026 libgsm_ms_decoder_deps="libgsm"
1027 libgsm_ms_encoder_deps="libgsm"
1028 libmp3lame_encoder_deps="libmp3lame"
1029 libschroedinger_decoder_deps="libschroedinger"
1030 libschroedinger_encoder_deps="libschroedinger"
1031 libspeex_decoder_deps="libspeex"
1032 libtheora_encoder_deps="libtheora"
1033 libvorbis_encoder_deps="libvorbis"
1034 libx264_encoder_deps="libx264"
1035 libxvid_encoder_deps="libxvid"
1036 mpeg4aac_decoder_deps="libfaad"
1039 ac3_demuxer_deps="ac3_parser"
1040 audio_beos_demuxer_deps="audio_beos"
1041 audio_beos_demuxer_extralibs="-lmedia -lbe"
1042 audio_beos_muxer_deps="audio_beos"
1043 audio_beos_muxer_extralibs="-lmedia -lbe"
1044 avisynth_demuxer_deps="avisynth"
1045 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1046 dirac_demuxer_deps="dirac_parser"
1047 dv1394_demuxer_deps="dv1394 dv_demuxer"
1048 libdc1394_demuxer_deps="libdc1394"
1049 libnut_demuxer_deps="libnut"
1050 libnut_muxer_deps="libnut"
1051 matroska_demuxer_suggest="zlib bzlib"
1052 mov_demuxer_suggest="zlib"
1053 mp3_demuxer_deps="mpegaudio_parser"
1054 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1055 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
1056 redir_demuxer_deps="network"
1057 rtp_muxer_deps="network rtp_protocol"
1058 rtsp_demuxer_deps="sdp_demuxer"
1059 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1060 v4l_demuxer_deps="linux_videodev_h"
1061 v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
1062 vfwcap_demuxer_deps="capCreateCaptureWindow"
1063 vfwcap_demuxer_extralibs="-lvfw32"
1064 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
1065 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
1068 http_protocol_deps="network"
1069 rtp_protocol_deps="udp_protocol"
1070 tcp_protocol_deps="network"
1071 udp_protocol_deps="network"
1074 movie_filter_deps="avfilter_lavf"
1078 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
1079 ffserver_extralibs='$ldl'
1080 vhook_extralibs='$ldl'
1083 # default parameters
1085 logfile="config.err"
1087 # installation paths
1088 prefix_default="/usr/local"
1089 bindir_default='${prefix}/bin'
1090 incdir_default='${prefix}/include'
1091 libdir_default='${prefix}/lib'
1092 mandir_default='${prefix}/share/man'
1093 shlibdir_default="$libdir_default"
1097 host_cc_default="gcc"
1111 target_os=$(tolower $(uname -s))
1113 # configurable options
1122 enable optimizations
1129 add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
1130 SHFLAGS='-shared -Wl,-soname,$$(@F)'
1131 VHOOKSHFLAGS='$(SHFLAGS)'
1132 FFSERVERLDFLAGS=-Wl,-E
1135 FULLNAME='$(NAME)$(BUILDSUF)'
1136 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1139 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1140 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1141 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1142 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1144 host_cflags='-O3 -g -Wall'
1149 # gcc stupidly only outputs the basename of targets with -MM, but we need the
1150 # full relative path for objects in subdirectories for non-recursive Make.
1151 DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
1154 source_path="`dirname \"$0\"`"
1155 enable source_path_used
1156 if test -z "$source_path" -o "$source_path" = "." ; then
1158 disable source_path_used
1160 source_path="`cd \"$source_path\"; pwd`"
1161 echo "$source_path" | grep -q '[[:blank:]]' &&
1162 die "Out of tree builds are impossible with whitespace in source path."
1165 FFMPEG_CONFIGURATION="$@"
1170 file=$source_path/$3
1171 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1174 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1175 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1176 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1177 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1178 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1179 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1180 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1181 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1182 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1183 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
1185 enable $ARCH_EXT_LIST \
1198 echo "Unknown option \"$1\"."
1199 echo "See $0 --help for available options."
1206 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1213 --extra-cflags=*) add_cflags "$optval"
1215 --extra-ldflags=*) add_ldflags "$optval"
1217 --extra-libs=*) add_extralibs "$optval"
1219 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1221 --enable-debug=*) debuglevel="$optval"
1223 --enable-*=*|--disable-*=*)
1224 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1226 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1227 *) die_unknown "$opt" ;;
1230 --enable-?*|--disable-?*)
1231 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1232 if is_in $option $COMPONENT_LIST; then
1233 eval $action \$$(toupper ${option%s})_LIST
1234 elif is_in $option $CMDLINE_SELECT; then
1241 NAME="${opt#--list-}"
1242 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1244 eval show_list $NAME \$$(toupper $NAME)_LIST
1246 --help|-h) show_help
1249 optname="${opt%%=*}"
1250 optname="${optname#--}"
1251 optname=$(echo "$optname" | sed 's/-/_/g')
1252 is_in $optname $CMDLINE_SET || die_unknown $opt
1253 eval $optname='$optval'
1258 disabled logging && logfile=/dev/null
1260 echo "# $0 $@" > $logfile
1263 test -n "$cross_prefix" && enable cross_compile
1265 cc_default="${cross_prefix}${cc_default}"
1266 yasmexe="${cross_prefix}${yasmexe}"
1267 ar="${cross_prefix}${ar}"
1268 nm="${cross_prefix}${nm}"
1269 ranlib="${cross_prefix}${ranlib}"
1270 strip="${cross_prefix}${strip}"
1273 enabled cross_compile || host_cc_default=$cc
1276 # set temporary file name
1277 if test ! -z "$TMPDIR" ; then
1279 elif test ! -z "$TEMPDIR" ; then
1280 TMPDIR1="${TEMPDIR}"
1285 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1286 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1287 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1288 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1289 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1290 TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1292 check_cflags -std=c99
1295 i386|i486|i586|i686|i86pc|BePC)
1297 enable fast_unaligned
1303 enable fast_unaligned
1304 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1305 int test[sizeof(char*) - 7];
1308 # armv4l is a subset of armv[567]*l
1316 "Power Macintosh"|ppc|powerpc)
1318 enable fast_unaligned
1323 enable fast_unaligned
1364 enabled_any x86_32 x86_64 && enable x86
1365 enabled sparc64 && enable sparc
1370 prefix_default="$HOME/config"
1371 # helps building libavcodec
1372 add_cflags "-DPIC -fomit-frame-pointer"
1373 # 3 gcc releases known for BeOS, each with ugly bugs
1374 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1375 case "$gcc_version" in
1376 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1379 *20010315*) echo "BeBits gcc"
1380 add_cflags "-fno-expensive-optimizations"
1384 # enable BeOS things
1386 # no need for libm, but the inet stuff
1388 # XXX: actually should check for NOT net_server
1389 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1390 network_extralibs="-lbind -lsocket"
1392 enable beos_netserver
1393 network_extralibs="-lnet"
1397 SHFLAGS='-shared -Wl,-h,$$(@F)'
1398 network_extralibs="-lsocket -lnsl"
1401 oss_demuxer_extralibs="-lossaudio"
1402 oss_muxer_extralibs="-lossaudio"
1405 disable need_memalign
1406 LIBOBJFLAGS='$(PIC)'
1408 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1409 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1410 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1411 oss_demuxer_extralibs="-lossaudio"
1412 oss_muxer_extralibs="-lossaudio"
1415 disable need_memalign
1418 osextralibs="-lpoll -lgnugetopt"
1422 disable need_memalign
1423 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1424 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
1426 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1428 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1429 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1430 FFSERVERLDFLAGS=-Wl,-bind_at_load
1432 enabled x86_64 && objformat="macho64"
1437 if test $arch = x86_64; then
1438 disable need_memalign
1441 shlibdir_default="$bindir_default"
1442 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1443 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1444 if enabled swscale; then
1445 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1446 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1452 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1453 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1454 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1455 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1456 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
1457 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1458 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1461 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1462 die "ERROR: MinGW runtime version must be >= 3.15."
1463 enabled_any avisynth vfwcap_demuxer &&
1464 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1465 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1469 shlibdir_default="$bindir_default"
1470 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1471 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1472 if enabled swscale; then
1473 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1474 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1479 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1480 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1481 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1485 *-dos|freedos|opendos)
1486 disable ffplay ffserver vhook
1487 disable $INDEV_LIST $OUTDEV_LIST
1488 network_extralibs="-lsocket"
1498 ranlib="echo ignoring ranlib"
1504 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1505 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1510 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1511 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1512 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1513 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1514 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1515 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1516 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1517 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1518 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1519 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1520 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1521 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1530 target_os="${target_os}-UNKNOWN"
1534 set_default $PATHS_LIST
1536 add_extralibs $osextralibs
1538 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1539 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1541 # we need to build at least one lib type
1542 if ! enabled_any static shared; then
1544 At least one library type must be built.
1545 Specify --enable-static to build the static libraries or --enable-shared to
1546 build the shared libraries as well. To only build the shared libraries specify
1547 --disable-static in addition to --enable-shared.
1552 disabled static && LIBNAME=""
1554 if enabled_any libfaad libfaadbin ; then
1555 if check_header faad.h; then
1558 #ifndef FAAD2_VERSION
1561 int main(void) { return 0; }
1563 test $? = 0 && enable libfaad2
1565 die "FAAD test failed."
1570 if ! enabled gpl; then
1574 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1576 die_gpl_disabled "The Postprocessing code" postproc
1577 die_gpl_disabled "libx264" libx264
1578 die_gpl_disabled "libxvidcore" libxvid
1579 die_gpl_disabled "FAAD2" libfaad2
1580 die_gpl_disabled "The X11 grabber" x11grab
1581 die_gpl_disabled "The software scaler" swscale
1584 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1585 die "libamr is nonfree and --enable-nonfree is not specified."
1588 check_deps $ARCH_EXT_LIST
1590 test -z "$need_memalign" && need_memalign="$mmx"
1593 if test $target_os = darwin; then
1594 if $cc -v 2>&1 | grep -q xlc; then
1595 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1598 check_cflags "-force_cpusubtype_ALL"
1599 check_cflags "-Wno-sign-compare"
1600 enabled shared || check_cflags -mdynamic-no-pic
1604 disabled optimizations || check_cflags -fomit-frame-pointer
1606 # Add processor-specific flags
1607 if test $cpu != "generic"; then
1609 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1612 601|ppc601|PowerPC601)
1613 add_cflags "-mcpu=601"
1614 warn_altivec enabled PPC601
1616 603*|ppc603*|PowerPC603*)
1617 add_cflags "-mcpu=603"
1618 warn_altivec enabled PPC603
1620 604*|ppc604*|PowerPC604*)
1621 add_cflags "-mcpu=604"
1622 warn_altivec enabled PPC604
1624 G3|g3|75*|ppc75*|PowerPC75*)
1625 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1626 warn_altivec enabled PPC75x
1628 G4|g4|745*|ppc745*|PowerPC745*)
1629 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1630 warn_altivec disabled PPC745x
1632 74*|ppc74*|PowerPC74*)
1633 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1634 warn_altivec disabled PPC74xx
1636 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1637 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1638 warn_altivec disabled PPC970
1642 add_cflags "-mcpu=cell"
1643 warn_altivec disabled Cell
1646 # targets that do NOT support conditional mov (cmov)
1647 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1648 add_cflags "-march=$cpu"
1651 # targets that do support conditional mov (cmov)
1652 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1653 add_cflags "-march=$cpu"
1657 # targets that do support conditional mov but on which it's slow
1658 pentium4|pentium4m|prescott|nocona)
1659 add_cflags "-march=$cpu"
1664 add_cflags "-mcpu=v9"
1667 add_cflags "-mcpu=$cpu"
1668 enable fast_unaligned
1671 add_cflags "-march=$cpu"
1674 add_cflags "-mcpu=$cpu"
1677 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1682 # make sure we can execute files in $TMPDIR
1683 cat > $TMPSH 2>> $logfile <<EOF
1686 chmod +x $TMPSH >> $logfile 2>&1
1687 if ! $TMPSH >> $logfile 2>&1; then
1689 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1690 variable to another directory and make sure that $TMPDIR1 is not mounted
1693 die "Sanity test failed."
1697 # compiler sanity check
1699 int main(void){ return 0; }
1701 if test "$?" != 0; then
1702 echo "$cc is unable to create an executable file."
1703 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1704 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1705 echo "Only do this if you know what cross compiling means."
1707 die "C compiler test failed."
1710 check_cc <<EOF || die "Symbol mangling check failed."
1713 sym=$($nm -P -g $TMPO | grep ff_extern)
1714 extern_prefix=${sym%%ff_extern*}
1716 check_asm inline_asm '""'
1718 if enabled x86; then
1719 # check whether EBP is available on x86
1720 # As 'i' is stored on the stack, this program will crash
1721 # if the base pointer is used to access it because the
1722 # base pointer is cleared in the inline assembly code.
1723 check_exec_crash <<EOF && enable ebp_available
1731 # check wether EBX is available on x86
1732 check_asm ebx_available '"":::"%ebx"'
1734 # check whether binutils is new enough to compile SSSE3/MMX2
1735 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1736 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
1738 check_asm bswap '"bswap %%eax" ::: "%eax"'
1740 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1741 enabled x86_64 && append YASMFLAGS "-m amd64"
1742 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1743 case "$objformat" in
1744 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1745 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
1746 *) append YASMFLAGS "-DPREFIX" ;;
1748 check_yasm "pabsw xmm0, xmm0" && enable yasm
1751 # check for assembler specific support
1753 if test $arch = "powerpc"; then
1754 check_asm dcbzl '"dcbzl 0, 1"'
1757 # check for SIMD availability
1759 # AltiVec flags: The FSF version of GCC differs from the Apple version
1760 if enabled altivec; then
1761 check_cflags -maltivec -mabi=altivec &&
1762 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
1763 check_cflags -faltivec
1765 # check if our compiler supports Motorola AltiVec C API
1766 check_cc <<EOF || disable altivec
1769 vector signed int v1, v2, v3;
1770 v1 = vec_add(v2,v3);
1775 # check if our compiler supports braces for vector declarations
1776 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
1778 int main (void) { (vector int) {1}; return 0; }
1782 # We have to check if pld is a nop and disable it.
1783 enabled armv4l && check_asm pld '"pld [r0]"'
1784 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1785 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1786 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
1787 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1788 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1789 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
1790 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1792 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1795 # big/little-endian test
1796 check_cc <<EOF || die "endian test failed"
1797 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1799 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1802 # check availability of some header files
1804 if check_func dlopen; then
1806 elif check_func dlopen -ldl; then
1811 check_func gethrtime
1812 check_func getrusage
1813 check_func inet_aton $network_extralibs
1816 check_func_headers windows.h GetProcessTimes
1818 check_header conio.h
1819 check_header dlfcn.h
1820 check_header malloc.h
1822 check_header sys/mman.h
1823 check_header sys/resource.h
1824 check_header sys/select.h
1825 check_header termios.h
1827 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1828 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1831 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1832 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
1834 # check for some common methods of building with pthread support
1835 # do this before the optional library checks as some of them require pthreads
1836 if enabled pthreads; then
1837 if check_func pthread_create; then
1839 elif check_func pthread_create -pthread; then
1841 add_extralibs -pthread
1842 elif check_func pthread_create -pthreads; then
1843 add_cflags -pthreads
1844 add_extralibs -pthreads
1845 elif check_func pthread_create -lpthreadGC2; then
1846 add_extralibs -lpthreadGC2
1847 elif ! check_lib pthread.h pthread_create -lpthread; then
1848 die "ERROR: can't find pthreads library"
1852 for thread in $THREADS_LIST; do
1853 if enabled $thread; then
1854 test -n "$thread_type" &&
1855 die "ERROR: Only one thread type must be selected." ||
1856 thread_type="$thread"
1860 check_lib math.h sin -lm
1862 # test for C99 functions in math.h
1863 for func in llrint lrint lrintf round roundf; do
1864 check_exec <<EOF && enable $func || disable $func
1866 int main(void) { return ($func(3.999f) > 0)?0:1; }
1870 # these are off by default, so fail if requested and not available
1871 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1872 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1873 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1874 enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
1875 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1876 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
1877 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1878 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1879 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1880 enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
1881 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1882 enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1883 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
1884 enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
1885 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1886 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1887 enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
1888 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1889 die "ERROR: libx264 version must be >= 0.65."; }
1890 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
1891 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1894 if enabled libdc1394; then
1895 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1896 enable libdc1394_2; } ||
1897 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1898 enable libdc1394_1; } ||
1899 die "ERROR: No version of libdc1394 found "
1904 for restrict_keyword in restrict __restrict__ __restrict; do
1905 check_cc <<EOF && _restrict=$restrict_keyword && break
1906 void foo(char * $restrict_keyword p);
1910 test "$vhook" = "default" && vhook="$dlopen"
1912 if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
1915 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1916 echo "Patches welcome."
1920 if enabled vhook; then
1921 check_ldflags -rdynamic
1922 check_ldflags -export-dynamic
1925 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1926 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1928 ##########################################
1933 SDL_CONFIG="${cross_prefix}sdl-config"
1934 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
1935 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1936 temp_cflags $sdl_cflags
1937 temp_extralibs `"${SDL_CONFIG}" --libs`
1938 if check_lib2 SDL.h SDL_Init; then
1939 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1940 if test "$_sdlversion" -lt 121 ; then
1944 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1946 int main(int argc, char **argv){
1947 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1948 int w = vi->current_w;
1957 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
1959 ##########################################
1962 if enabled network; then
1963 check_type "sys/types.h sys/socket.h" socklen_t
1964 # Prefer arpa/inet.h over winsock2
1965 if check_header arpa/inet.h ; then
1966 check_func closesocket
1967 elif check_header winsock2.h ; then
1968 network_extralibs="-lws2_32"
1969 check_type ws2tcpip.h socklen_t
1970 check_func_headers winsock2.h closesocket
1974 ##########################################
1977 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1978 #include <sys/types.h>
1979 #include <sys/socket.h>
1980 #include <netinet/in.h>
1983 struct sockaddr_storage saddr;
1984 struct ipv6_mreq mreq6;
1985 getaddrinfo(0,0,0,0);
1986 getnameinfo(0,0,0,0,0,0,0);
1987 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1991 check_header linux/videodev.h
1992 check_header linux/videodev2.h
1993 check_header sys/videoio.h
1995 check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1997 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1998 { check_header dev/bktr/ioctl_meteor.h &&
1999 check_header dev/bktr/ioctl_bt848.h; } ||
2000 { check_header machine/ioctl_meteor.h &&
2001 check_header machine/ioctl_bt848.h; } ||
2002 { check_header dev/video/meteor/ioctl_meteor.h &&
2003 check_header dev/video/bktr/ioctl_bt848.h; } ||
2004 check_header dev/ic/bt8xx.h
2006 check_header sys/soundcard.h
2007 check_header soundcard.h
2009 # deal with the X11 frame grabber
2011 check_header X11/Xlib.h &&
2012 check_header X11/extensions/XShm.h &&
2013 check_func XOpenDisplay -lX11 &&
2014 check_func XShmCreateImage -lX11 -lXext
2016 enabled debug && add_cflags -g"$debuglevel"
2018 # add some useful compiler flags if supported
2019 check_cflags -Wdeclaration-after-statement
2021 check_cflags -Wno-switch
2022 check_cflags -Wdisabled-optimization
2023 check_cflags -Wpointer-arith
2024 check_cflags -Wredundant-decls
2025 check_cflags -Wno-pointer-sign
2026 check_cflags -Wcast-qual
2027 check_cflags -Wwrite-strings
2028 check_cflags -Wtype-limits
2029 enabled extra_warnings && check_cflags -Winline
2031 # add some linker flags
2032 check_ldflags -Wl,--warn-common
2033 check_ldflags -Wl,--as-needed
2034 check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
2035 check_ldflags -Wl,-Bsymbolic
2037 if enabled small; then
2038 check_cflags -Os # not all compilers support -Os
2039 optimizations="small"
2040 elif enabled optimizations; then
2041 if $cc -v 2>&1 | grep -q xlc; then
2048 check_cflags -fno-math-errno
2049 check_cflags -fno-signed-zeros
2051 # add some flags for Intel C Compiler
2052 if $cc --version 2> /dev/null | grep -q Intel; then
2053 # Just warnings, no remarks
2055 # -wd: Disable following warnings
2056 # 144, 167, 556: -Wno-pointer-sign
2057 # 10006: ignoring unknown option -fno-signed-zeros
2058 # 10156: ignoring option '-W'; no argument required
2059 check_cflags -wd144,167,556,10006,10156
2060 # 11030: Warning unknown option --as-needed
2061 # 10156: ignoring option '-export'; no argument required
2062 check_ldflags -wd10156,11030
2063 # Allow to compile with optimizations
2064 check_ldflags -march=$cpu
2067 # PIC flags for shared library objects where they are needed
2068 if enabled shared; then
2069 # LIBOBJFLAGS may have already been set in the OS configuration
2070 if test -z "$LIBOBJFLAGS" ; then
2072 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
2077 if enabled gprof; then
2084 # Find out if the .align argument is a power of two or not.
2085 check_asm asmalign_pot '".align 3"'
2087 enabled_any $DECODER_LIST && enable decoders
2088 enabled_any $ENCODER_LIST && enable encoders
2089 enabled_any $BSF_LIST && enable bsfs
2090 enabled_any $DEMUXER_LIST && enable demuxers
2091 enabled_any $MUXER_LIST && enable muxers
2092 enabled_any $FILTER_LIST && enable filters
2093 enabled_any $INDEV_LIST && enable demuxers
2094 enabled_any $OUTDEV_LIST && enable muxers
2095 enabled_any $PROTOCOL_LIST && enable protocols
2097 enabled_any $THREADS_LIST && enable threads
2099 check_deps $CONFIG_LIST \
2113 enabled libdc1394 && append pkg_requires "libraw1394"
2114 enabled libdirac && append pkg_requires "dirac"
2115 enabled libtheora && append pkg_requires "theora"
2116 enabled libvorbis && append pkg_requires "vorbisenc"
2118 echo "install prefix $prefix"
2119 echo "source path $source_path"
2120 echo "C compiler $cc"
2121 echo ".align is power-of-two $asmalign_pot"
2122 echo "ARCH $arch ($cpu)"
2123 if test "$build_suffix" != ""; then
2124 echo "build suffix $build_suffix"
2126 if test "$extra_version" != ""; then
2127 echo "version string suffix $extra_version"
2129 echo "big-endian ${bigendian-no}"
2130 if test $arch = "x86_32" -o $arch = "x86_64"; then
2131 echo "yasm ${yasm-no}"
2132 echo "MMX enabled ${mmx-no}"
2133 echo "CMOV enabled ${cmov-no}"
2134 echo "CMOV is fast ${fast_cmov-no}"
2135 echo "EBX available ${ebx_available-no}"
2136 echo "EBP available ${ebp_available-no}"
2138 if test $arch = "armv4l"; then
2139 echo "ARMv5TE enabled ${armv5te-no}"
2140 echo "ARMv6 enabled ${armv6-no}"
2141 echo "ARM VFP enabled ${armvfp-no}"
2142 echo "IWMMXT enabled ${iwmmxt-no}"
2143 echo "NEON enabled ${neon-no}"
2145 if test $arch = "mips"; then
2146 echo "MMI enabled ${mmi-no}"
2148 if test $arch = "powerpc"; then
2149 echo "AltiVec enabled ${altivec-no}"
2150 echo "dcbzl available ${dcbzl-no}"
2152 echo "gprof enabled ${gprof-no}"
2153 echo "debug symbols ${debug-no}"
2154 echo "strip symbols ${stripping-no}"
2155 echo "optimizations ${optimizations-no}"
2156 echo "static ${static-no}"
2157 echo "shared ${shared-no}"
2158 echo "postprocessing support ${postproc-no}"
2159 echo "software scaler enabled ${swscale-no}"
2160 echo "new filter support ${avfilter-no}"
2161 echo "filters using lavformat ${avfilter_lavf-no}"
2162 echo "video hooking ${vhook-no}"
2163 if enabled vhook; then
2164 echo "Imlib2 support ${imlib2-no}"
2165 echo "FreeType support ${freetype2-no}"
2167 echo "network support ${network-no}"
2168 if enabled network; then
2169 echo "IPv6 support ${ipv6-no}"
2171 echo "threading support ${thread_type-no}"
2172 echo "SDL support ${sdl-no}"
2173 if enabled sdl_too_old; then
2174 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2176 echo "Sun medialib support ${mlib-no}"
2177 echo "AVISynth enabled ${avisynth-no}"
2178 echo "libamr-nb support ${libamr_nb-no}"
2179 echo "libamr-wb support ${libamr_wb-no}"
2180 echo "libdc1394 support ${libdc1394-no}"
2181 echo "libdirac enabled ${libdirac-no}"
2182 echo "libfaac enabled ${libfaac-no}"
2183 echo "libfaad enabled ${libfaad-no}"
2184 echo "libfaad dlopened ${libfaadbin-no}"
2185 echo "libgsm enabled ${libgsm-no}"
2186 echo "libmp3lame enabled ${libmp3lame-no}"
2187 echo "libnut enabled ${libnut-no}"
2188 echo "libschroedinger enabled ${libschroedinger-no}"
2189 echo "libspeex enabled ${libspeex-no}"
2190 echo "libtheora enabled ${libtheora-no}"
2191 echo "libvorbis enabled ${libvorbis-no}"
2192 echo "libx264 enabled ${libx264-no}"
2193 echo "libxvid enabled ${libxvid-no}"
2194 echo "zlib enabled ${zlib-no}"
2195 echo "bzlib enabled ${bzlib-no}"
2198 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
2199 echo "Enabled ${type}s:"
2200 eval list=\$$(toupper $type)_LIST
2201 for part in $list; do
2202 enabled $part && echo ${part%_*}
2203 done | sort | pr -3 -t
2208 if enabled nonfree; then
2209 license="unredistributable"
2210 elif enabled gpl; then
2214 echo "License: $license"
2216 echo "Creating config.mak and config.h..."
2218 echo "# Automatically generated by configure - do not modify!" > config.mak
2219 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2220 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2221 echo "#define FFMPEG_CONFIG_H" >> $TMPH
2222 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
2224 echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
2225 echo "prefix=$prefix" >> config.mak
2226 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2227 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2228 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2229 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2230 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
2231 echo "CC=$cc" >> config.mak
2232 echo "YASM=$yasmexe" >> config.mak
2233 echo "AR=$ar" >> config.mak
2234 echo "RANLIB=$ranlib" >> config.mak
2235 echo "LN_S=$ln_s" >> config.mak
2236 enabled stripping &&
2237 echo "STRIP=$strip" >> config.mak ||
2238 echo "STRIP=echo ignoring strip" >> config.mak
2240 echo "OPTFLAGS=$CFLAGS" >> config.mak
2241 echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
2242 echo "LDFLAGS=$LDFLAGS" >> config.mak
2243 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2244 echo "SHFLAGS=$SHFLAGS" >> config.mak
2245 echo "YASMFLAGS=$YASMFLAGS" >> config.mak
2246 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
2247 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
2248 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2249 echo "BUILD_STATIC=$static" >> config.mak
2250 echo "BUILDSUF=$build_suffix" >> config.mak
2251 echo "FULLNAME=$FULLNAME" >> config.mak
2252 echo "LIBPREF=$LIBPREF" >> config.mak
2253 echo "LIBSUF=$LIBSUF" >> config.mak
2254 echo "LIBNAME=$LIBNAME" >> config.mak
2255 echo "SLIBPREF=$SLIBPREF" >> config.mak
2256 echo "SLIBSUF=$SLIBSUF" >> config.mak
2257 echo "EXESUF=$EXESUF" >> config.mak
2258 echo "EXTRA_VERSION=$extra_version" >> config.mak
2259 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2260 echo "HOSTCC=$host_cc" >> config.mak
2261 echo "HOSTCFLAGS=$host_cflags" >> config.mak
2262 echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2263 echo "HOSTLIBS=$host_libs" >> config.mak
2264 echo "TARGET_EXEC=$target_exec" >> config.mak
2265 echo "TARGET_PATH=$target_path" >> config.mak
2267 if enabled bigendian; then
2268 echo "WORDS_BIGENDIAN=yes" >> config.mak
2269 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2272 if enabled sdl; then
2273 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2274 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2276 if enabled texi2html; then
2277 echo "BUILD_DOC=yes" >> config.mak
2282 file=$source_path/$2
2283 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2284 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2285 lcname=$(tolower $name)
2286 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2287 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2290 get_version LIBSWSCALE libswscale/swscale.h
2291 get_version LIBPOSTPROC libpostproc/postprocess.h
2292 get_version LIBAVCODEC libavcodec/avcodec.h
2293 get_version LIBAVDEVICE libavdevice/avdevice.h
2294 get_version LIBAVFORMAT libavformat/avformat.h
2295 get_version LIBAVUTIL libavutil/avutil.h
2296 get_version LIBAVFILTER libavfilter/avfilter.h
2298 if enabled shared; then
2299 echo "BUILD_SHARED=yes" >> config.mak
2300 echo "PIC=-fPIC -DPIC" >> config.mak
2301 echo "LIBTARGET=${LIBTARGET}" >> config.mak
2302 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2303 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2304 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2305 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2306 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2307 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2308 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2310 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2311 echo "EXTRALIBS=$extralibs" >> config.mak
2313 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2314 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2315 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2328 echo "#define restrict $_restrict" >> $TMPH
2330 if enabled small; then
2331 echo "#define av_always_inline" >> $TMPH
2334 echo "SRC_PATH=\"$source_path\"" >> config.mak
2335 echo "SRC_PATH_BARE=$source_path" >> config.mak
2336 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2338 # Apparently it's not possible to portably echo a backslash.
2339 enabled asmalign_pot &&
2340 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2341 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2343 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2345 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2347 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2348 cmp -s $TMPH config.h &&
2349 echo "config.h is unchanged" ||
2350 mv -f $TMPH config.h
2352 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
2354 # build tree in object directory if source path is different from current one
2355 if enabled source_path_used; then
2382 libavcodec/Makefile \
2383 libavdevice/Makefile \
2384 libavfilter/Makefile \
2385 libavformat/Makefile \
2386 libavutil/Makefile \
2387 libpostproc/Makefile \
2388 libswscale/Makefile \
2390 for dir in $DIRS ; do
2393 for f in $FILES ; do
2394 $ln_s "$source_path/$f" $f
2399 # build pkg-config files
2401 pkgconfig_generate(){
2403 shortname=${name#lib}${build_suffix}
2408 cat <<EOF > $name/$name.pc
2410 exec_prefix=\${prefix}
2415 Description: $comment
2417 Requires: $(disabled shared && echo $requires)
2418 Requires.private: $(enabled shared && echo $requires)
2420 Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2421 Libs.private: $(enabled shared && echo $libs)
2422 Cflags: -I\${includedir}
2424 cat <<EOF > $name/$name-uninstalled.pc
2427 libdir=\${pcfiledir}
2428 includedir=${source_path}
2431 Description: $comment
2435 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2436 Cflags: -I\${includedir}
2440 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2441 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2442 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2443 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2445 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2447 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2448 if enabled swscale; then
2449 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2451 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2452 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/