3 # FFmpeg configure script
5 # Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6 # Copyright (c) 2005-2006 Diego Biurrun
7 # Copyright (c) 2005-2006 Mans Rullgard
10 # make sure we are running under a compatible shell
11 # try to make this part work with most shells
14 echo "Trying shell $1"
15 type "$1" > /dev
/null
2>&1 && exec "$@"
19 (: ${foo%%bar}) 2> /dev
/null
22 (: ${foo?}) 2> /dev
/null
25 if test "$E1" != 0 ||
test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
28 if test "0$FF_CONF_EXEC" -lt 1; then
30 try_exec bash
"$0" "$@"
32 if test "0$FF_CONF_EXEC" -lt 2; then
34 try_exec ksh
"$0" "$@"
36 if test "0$FF_CONF_EXEC" -lt 3; then
38 try_exec
/usr
/xpg
4/bin
/sh
"$0" "$@"
40 echo "No compatible shell script interpreter found."
41 echo "This configure script requires a POSIX-compatible shell"
42 echo "such as bash or ksh."
43 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
44 echo "Instead, install a working POSIX-compatible shell."
45 echo "Disabling this configure test will create a broken FFmpeg."
46 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
47 echo "This bash version ($BASH_VERSION) is broken on your platform."
48 echo "Upgrade to a later version if available."
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
57 echo "Standard options:"
58 echo " --help print this message"
59 echo " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
61 echo " --prefix=PREFIX install in PREFIX [$prefix]"
62 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
63 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
64 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
65 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
66 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
67 echo " --enable-static build static libraries [default=yes]"
68 echo " --disable-static do not build static libraries [default=no]"
69 echo " --enable-shared build shared libraries [default=no]"
70 echo " --disable-shared do not build shared libraries [default=yes]"
71 echo " --enable-gpl allow use of GPL code, the resulting libav*"
72 echo " and ffmpeg will be under GPL [default=no]"
73 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
74 echo " and ffmpeg will be unredistributable [default=no]"
75 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
76 echo " --enable-swscale software scaler support [default=no]"
77 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
78 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
79 echo " --enable-beosthreads use BeOS threads [default=no]"
80 echo " --enable-os2threads use OS/2 threads [default=no]"
81 echo " --enable-pthreads use pthreads [default=no]"
82 echo " --enable-w32threads use Win32 threads [default=no]"
83 echo " --enable-x11grab enable X11 grabbing [default=no]"
85 echo "External library support:"
86 echo " --enable-mlib use Sun medialib [default=no]"
87 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
88 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
89 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
90 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
91 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
92 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
93 echo " and libraw1394 [default=no]"
94 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
95 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
96 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
97 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
98 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
99 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
100 echo " --enable-libnut enable NUT (de)muxing via libnut,"
101 echo " native demuxer exists [default=no]"
102 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
103 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
104 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
105 echo " native implementation exists [default=no]"
106 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
107 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
108 echo " native MPEG-4/Xvid encoder exists [default=no]"
110 echo "Advanced options (experts only):"
111 echo " --source-path=PATH path to source code [$source_path]"
112 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
113 echo " --enable-cross-compile assume a cross-compiler is used"
114 echo " --target-os=OS compiler targets OS [$target_os]"
115 echo " --cc=CC use C compiler CC [$cc]"
116 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
117 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
118 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
119 echo " --build-suffix=SUFFIX suffix for application specific build []"
120 echo " --arch=ARCH select architecture [$arch]"
121 echo " --cpu=CPU selects the minimum cpu required (affects"
122 echo " instruction selection, may crash on older CPUs)"
123 echo " --enable-powerpc-perf enable performance report on PPC"
124 echo " (requires enabling PMC)"
125 echo " --disable-mmx disable MMX usage"
126 echo " --disable-mmx2 disable MMX2 usage"
127 echo " --disable-ssse3 disable SSSE3 usage"
128 echo " --disable-armv5te disable armv5te usage"
129 echo " --disable-armv6 disable armv6 usage"
130 echo " --disable-armvfp disable ARM VFP usage"
131 echo " --disable-iwmmxt disable iwmmxt usage"
132 echo " --disable-altivec disable AltiVec usage"
133 echo " --disable-network disable network support [default=no]"
134 echo " --disable-ipv6 disable ipv6 support [default=no]"
135 echo " --disable-zlib disable zlib [default=no]"
136 echo " --disable-bzlib disable bzlib [default=no]"
137 echo " --disable-vhook disable video hooking support"
138 echo " --disable-mpegaudio-hp faster (but less accurate)"
139 echo " MPEG audio decoding [default=no]"
140 echo " --enable-gray enable full grayscale support (slower color)"
141 echo " --disable-ffmpeg disable ffmpeg build"
142 echo " --disable-ffserver disable ffserver build"
143 echo " --disable-ffplay disable ffplay build"
144 echo " --enable-small optimize for size instead of speed"
145 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
146 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
147 echo " --disable-encoder=NAME disables encoder NAME"
148 echo " --enable-encoder=NAME enables encoder NAME"
149 echo " --disable-decoder=NAME disables decoder NAME"
150 echo " --enable-decoder=NAME enables decoder NAME"
151 echo " --disable-encoders disables all encoders"
152 echo " --disable-decoders disables all decoders"
153 echo " --disable-muxer=NAME disables muxer NAME"
154 echo " --enable-muxer=NAME enables muxer NAME"
155 echo " --disable-muxers disables all muxers"
156 echo " --disable-demuxer=NAME disables demuxer NAME"
157 echo " --enable-demuxer=NAME enables demuxer NAME"
158 echo " --disable-demuxers disables all demuxers"
159 echo " --enable-parser=NAME enables parser NAME"
160 echo " --disable-parser=NAME disables parser NAME"
161 echo " --disable-parsers disables all parsers"
162 echo " --enable-bsf=NAME enables bitstream filter NAME"
163 echo " --disable-bsf=NAME disables bitstream filter NAME"
164 echo " --disable-bsfs disables all bitstream filters"
165 echo " --enable-protocol=NAME enables protocol NAME"
166 echo " --disable-protocol=NAME disables protocol NAME"
167 echo " --disable-protocols disables all protocols"
168 echo " --disable-devices disables all devices"
169 echo " --list-decoders show all available decoders"
170 echo " --list-encoders show all available encoders"
171 echo " --list-muxers show all available muxers"
172 echo " --list-demuxers show all available demuxers"
173 echo " --list-parsers show all available parsers"
174 echo " --list-protocols show all available protocols"
175 echo " --list-bsfs show all available bitstream filters"
176 echo " --list-indevs show all available input devices"
177 echo " --list-outdevs show all available output devices"
179 echo "Developer options (useful when working on FFmpeg itself):"
180 echo " --disable-debug disable debugging symbols"
181 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
182 echo " --enable-gprof enable profiling with gprof [$gprof]"
183 echo " --disable-optimizations disable compiler optimizations"
184 echo " --enable-extra-warnings enable more compiler warnings"
185 echo " --disable-stripping disable stripping of executables and shared libraries"
187 echo "NOTE: Object files are built at the place where configure is launched."
192 echo "$@" >> $logfile
197 pr -n -t $1 >> $logfile
209 If you think configure made a mistake, make sure you are using the latest
210 version from SVN. If the latest version fails, report the problem to the
211 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
213 if disabled logging
; then
215 Rerun configure with logging enabled (do not use --disable-logging), and
216 include the log this produces with your report.
220 Include the log file "$logfile" produced by configure as this will help
224 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
228 # Avoid locale weirdness, besides we really just want to translate ASCII.
230 echo "$@" |
tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
234 echo "$@" |
tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
247 eval level
=\
${${var}_level
:=0}
248 eval ${var}_
${level}="\$$var"
249 eval ${var}_level
=$
(($level+1))
255 eval level
=\
${${var}_level
:-0}
256 test $level = 0 && continue
257 eval level
=$
(($level-1))
258 eval $var="\${${var}_${level}}"
259 eval ${var}_level
=$level
260 eval unset ${var}_
${level}
273 test "${1#!}" = "$1" && op
== || op
=!=
274 eval test "x\$${1#!}" $op "xyes"
278 test "${1#!}" = "$1" && op
== || op
=!=
279 eval test "x\$${1#!}" $op "xno"
284 enabled
$opt ||
return 1
290 disabled
$opt ||
return 1
296 enabled
$opt && return 0
302 disabled
$opt && return 0
308 eval test -z "\$$opt" && eval $opt=\$
${opt}_default
316 [ $var = $value ] && return 0
324 enabled
${cfg}_checking
&& die
"Circular dependency for $cfg."
325 disabled
${cfg}_checking
&& continue
326 enable ${cfg}_checking
328 eval dep_all
="\$${cfg}_deps"
329 eval dep_any
="\$${cfg}_deps_any"
331 pushvar cfg dep_all dep_any
332 check_deps
$dep_all $dep_any
333 popvar cfg dep_all dep_any
335 enabled_all
$dep_all || disable
$cfg
336 enabled_any
$dep_any || disable
$cfg
338 if enabled
$cfg; then
339 eval dep_extralibs
="\$${cfg}_extralibs"
340 test -n "$dep_extralibs" && add_extralibs
$dep_extralibs
343 disable
${cfg}_checking
353 ucname
="`toupper $cfg`"
354 if enabled
$cfg; then
355 echo "#define ${pfx}${ucname} 1" >> $header
356 echo "#define ENABLE_${ucname} 1" >> $header
357 echo "${pfx}${ucname}=yes" >> $makefile
359 echo "#define ENABLE_${ucname} 0" >> $header
365 (: ${SAVE_CFLAGS?}) 2> /dev
/null
369 flags_saved
&& return
370 SAVE_CFLAGS
="$CFLAGS"
371 SAVE_LDFLAGS
="$LDFLAGS"
372 SAVE_extralibs
="$extralibs"
376 flags_saved ||
return
377 CFLAGS
="$SAVE_CFLAGS"
378 LDFLAGS
="$SAVE_LDFLAGS"
379 extralibs
="$SAVE_extralibs"
392 LDFLAGS
="$LDFLAGS $*"
397 extralibs
="$extralibs $*"
403 flags_saved
&& eval "SAVE_$var=\"\$SAVE_$var $*\""
404 eval "$var=\"\$$var $*\""
416 append extralibs
"$@"
421 "$@" >> $logfile 2>&1
428 check_cmd
$cc $CFLAGS "$@" -c -o $TMPO $TMPC
435 check_cmd
$cc $CFLAGS "$@" -E -o $TMPO $TMPC
443 check_cc
"$@" <<EOF && enable $name || disable $name
444 int foo(void){ asm volatile($asm); }
453 check_cmd
$yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
462 test "${f}" = "${f#-l}" && flags
="$flags $f" || libs
="$libs $f"
464 check_cmd
$cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
468 log check_cflags
"$@"
469 check_cc
"$@" <<EOF && add_cflags "$@"
475 log check_ldflags
"$@"
476 check_ld
"$@" <<EOF && add_ldflags "$@"
477 int main(void){ return 0; }
482 log check_header
"$@"
485 var
=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
487 check_cpp
"$@" <<EOF && enable $var
498 check_ld
"$@" <<EOF && enable $func
500 int main(void){ $func(); }
511 for hdr
in $headers; do
515 check_ld
"$@" <<EOF && enable $func
517 int main(int argc, char **argv){
530 check_header
$header && check_func
$func && add_extralibs
"$@"
542 check_func2
"$headers" $func && add_extralibs
"$@"
549 check_ld
"$@" && { enabled cross_compile ||
$TMPE >> $logfile 2>&1; }
555 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
556 # are safe but may not be available everywhere. Thus we use
557 # raise(SIGTERM) instead. The check is run in a subshell so we
558 # can redirect the "Terminated" message from the shell. SIGBUS
559 # is not defined by standard C so it is used conditionally.
561 (check_exec
"$@") >> $logfile 2>&1 <<EOF
563 static void sighandler(int sig){
567 signal(SIGILL, sighandler);
568 signal(SIGFPE, sighandler);
569 signal(SIGSEGV, sighandler);
571 signal(SIGBUS, sighandler);
585 for hdr
in $headers; do
589 check_cc
"$@" <<EOF && enable $type
600 check_lib
$header $func "$@" || die
"ERROR: $name not found"
608 check_lib2
"$headers" $func "$@" || die
"ERROR: $name not found"
618 check_cmd
${pkg}-config --version
620 if test "$err" = 0; then
621 temp_cflags
`${pkg}-config --cflags`
622 temp_extralibs
`${pkg}-config --libs`
623 check_lib
"$@" $header $func && enable $cfg
631 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" ||
rm "$file.tmp"
634 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
635 # system-dependent things.
746 dev_bktr_ioctl_bt848_h
747 dev_bktr_ioctl_meteor_h
749 dev_video_meteor_ioctl_meteor_h
750 dev_video_bktr_ioctl_bt848_h
771 machine_ioctl_bt848_h
772 machine_ioctl_meteor_h
830 # code dependency declarations
832 # architecture extensions
833 altivec_deps
="powerpc"
834 armv5te_deps
="armv4l"
845 # system headers and functions
846 byteswap_h_deps
="!armv4l"
848 # decoders / encoders
849 ac3_decoder_deps
="gpl !liba52"
850 dxa_decoder_deps
="zlib"
851 eac3_decoder_deps
="gpl"
852 flashsv_decoder_deps
="zlib"
853 flashsv_encoder_deps
="zlib"
854 mlp_decoder_deps
="mlp_parser"
855 mpeg_xvmc_decoder_deps
="xvmc"
856 png_decoder_deps
="zlib"
857 png_encoder_deps
="zlib"
858 zmbv_decoder_deps
="zlib"
859 zmbv_encoder_deps
="zlib"
862 liba52_decoder_deps
="liba52"
863 liba52bin_decoder_extralibs
='$ldl'
864 libamr_nb_decoder_deps
="libamr_nb"
865 libamr_nb_encoder_deps
="libamr_nb"
866 libamr_wb_decoder_deps
="libamr_wb"
867 libamr_wb_encoder_deps
="libamr_wb"
868 libdirac_decoder_deps
="libdirac !libschroedinger"
869 libdirac_encoder_deps
="libdirac"
870 libfaac_encoder_deps
="libfaac"
871 libfaad_decoder_deps
="libfaad"
872 libfaadbin_decoder_extralibs
='$ldl'
873 libgsm_decoder_deps
="libgsm"
874 libgsm_encoder_deps
="libgsm"
875 libgsm_ms_decoder_deps
="libgsm"
876 libgsm_ms_encoder_deps
="libgsm"
877 libmp3lame_encoder_deps
="libmp3lame"
878 libschroedinger_decoder_deps
="libschroedinger"
879 libschroedinger_encoder_deps
="libschroedinger"
880 libtheora_encoder_deps
="libtheora"
881 libvorbis_encoder_deps
="libvorbis"
882 libx264_encoder_deps
="libx264"
883 libxvid_encoder_deps
="libxvid"
884 mpeg4aac_decoder_deps
="libfaad"
887 ac3_demuxer_deps
="ac3_parser"
888 audio_beos_demuxer_deps
="audio_beos"
889 audio_beos_demuxer_extralibs
="-lmedia -lbe"
890 audio_beos_muxer_deps
="audio_beos"
891 audio_beos_muxer_extralibs
="-lmedia -lbe"
892 avisynth_demuxer_deps
="avisynth"
893 bktr_demuxer_deps_any
="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
894 dirac_demuxer_deps
="dirac_parser"
895 dv1394_demuxer_deps
="dv1394 dv_demuxer"
896 libdc1394_demuxer_deps
="libdc1394"
897 libnut_demuxer_deps
="libnut"
898 libnut_muxer_deps
="libnut"
899 mp3_demuxer_deps
="mpegaudio_parser"
900 oss_demuxer_deps_any
="soundcard_h sys_soundcard_h"
901 oss_muxer_deps_any
="soundcard_h sys_soundcard_h"
902 redir_demuxer_deps
="network"
903 rtp_muxer_deps
="network rtp_protocol"
904 rtsp_demuxer_deps
="sdp_demuxer"
905 sdp_demuxer_deps
="rtp_protocol mpegts_demuxer"
906 v4l_demuxer_deps
="linux_videodev_h"
907 v4l2_demuxer_deps
="linux_videodev2_h"
908 vfwcap_demuxer_deps
="capCreateCaptureWindow"
909 vfwcap_demuxer_extralibs
="-lvfw32"
910 x11_grab_device_demuxer_deps
="x11grab XShmCreateImage"
911 x11_grab_device_demuxer_extralibs
="-lX11 -lXext"
914 http_protocol_deps
="network"
915 rtp_protocol_deps
="udp_protocol"
916 tcp_protocol_deps
="network"
917 udp_protocol_deps
="network"
920 movie_filter_deps
="avfilter_lavf"
924 ffserver_deps
="ffm_muxer rtp_protocol rtsp_demuxer"
925 ffserver_extralibs
='$ldl'
926 vhook_extralibs
='$ldl'
934 prefix_default
="/usr/local"
935 bindir_default
='${prefix}/bin'
936 incdir_default
='${prefix}/include'
937 libdir_default
='${prefix}/lib'
938 mandir_default
='${prefix}/share/man'
939 shlibdir_default
="$libdir_default"
948 asmalign_pot
="unknown"
957 target_os
=$
(tolower $
(uname
-s))
963 # configurable options
978 add_cflags
-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
979 SHFLAGS
='-shared -Wl,-soname,$$(@F)'
980 VHOOKSHFLAGS
='$(SHFLAGS)'
981 FFSERVERLDFLAGS
=-Wl,-E
984 FULLNAME
='$(NAME)$(BUILDSUF)'
985 LIBNAME
='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
988 SLIBNAME
='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
989 SLIBNAME_WITH_VERSION
='$(SLIBNAME).$(LIBVERSION)'
990 SLIBNAME_WITH_MAJOR
='$(SLIBNAME).$(LIBMAJOR)'
991 LIB_INSTALL_EXTRA_CMD
='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
993 # gcc stupidly only outputs the basename of targets with -MM
994 DEPEND_CMD
='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
997 source_path
="`dirname \"$0\"`"
998 enable source_path_used
999 if test -z "$source_path" -o "$source_path" = "." ; then
1001 disable source_path_used
1003 source_path
="`cd \"$source_path\"; pwd`"
1004 echo "$source_path" |
grep -q '[[:blank:]]' &&
1005 die
"Out of tree builds are impossible with whitespace in source path."
1008 FFMPEG_CONFIGURATION
="$@"
1013 file=$source_path/$3
1014 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1017 ENCODER_LIST
=$
(find_things encoder ENC libavcodec
/allcodecs.c
)
1018 DECODER_LIST
=$
(find_things decoder DEC libavcodec
/allcodecs.c
)
1019 PARSER_LIST
=$
(find_things parser PARSER libavcodec
/allcodecs.c
)
1020 BSF_LIST
=$
(find_things bsf BSF libavcodec
/allcodecs.c
)
1021 MUXER_LIST
=$
(find_things muxer _MUX libavformat
/allformats.c
)
1022 DEMUXER_LIST
=$
(find_things demuxer DEMUX libavformat
/allformats.c
)
1023 OUTDEV_LIST
=$
(find_things muxer _MUX libavdevice
/alldevices.c
)
1024 INDEV_LIST
=$
(find_things demuxer DEMUX libavdevice
/alldevices.c
)
1025 PROTOCOL_LIST
=$
(find_things protocol PROTOCOL libavformat
/allformats.c
)
1026 FILTER_LIST
=$
(find_things filter FILTER libavfilter
/allfilters.c
)
1028 enable $ARCH_EXT_LIST \
1041 echo "Unknown option \"$1\"."
1042 echo "See $0 --help for available options."
1049 echo $
* |
sed s
/$suffix//g |
tr ' ' '\n' |
sort
1056 --extra-cflags=*) add_cflags
"$optval"
1058 --extra-ldflags=*) add_ldflags
"$optval"
1060 --extra-libs=*) add_extralibs
"$optval"
1062 --disable-devices) disable
$INDEV_LIST $OUTDEV_LIST
1064 --enable-debug=*) debuglevel
="$optval"
1066 --enable-*=*|
--disable-*=*)
1067 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1069 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter
) $action ${optval}_
${thing} ;;
1070 *) die_unknown
"$opt" ;;
1073 --enable-?
*|
--disable-?
*)
1074 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1075 if is_in
$option $COMPONENT_LIST; then
1076 eval $action \$$
(toupper
${option%s})_LIST
1077 elif is_in
$option $CMDLINE_SELECT; then
1084 NAME
="${opt#--list-}"
1085 is_in
$NAME $COMPONENT_LIST || die_unknown
$opt
1087 eval show_list
$NAME \$$
(toupper
$NAME)_LIST
1089 --help|
-h) show_help
1093 optname
="${optname#--}"
1094 optname
=$
(echo "$optname" |
sed 's/-/_/g')
1095 is_in
$optname $CMDLINE_SET || die_unknown
$opt
1096 eval $optname='$optval'
1101 disabled logging
&& logfile
=/dev
/null
1103 echo "# $0 $@" > $logfile
1106 cc
="${cross_prefix}${cc}"
1107 yasmexe
="${cross_prefix}${yasmexe}"
1108 ar="${cross_prefix}${ar}"
1109 nm
="${cross_prefix}${nm}"
1110 ranlib
="${cross_prefix}${ranlib}"
1111 strip
="${cross_prefix}${strip}"
1113 # set temporary file name
1114 if test ! -z "$TMPDIR" ; then
1116 elif test ! -z "$TEMPDIR" ; then
1117 TMPDIR1
="${TEMPDIR}"
1122 TMPC
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1123 TMPE
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1124 TMPH
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1125 TMPO
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1126 TMPS
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1127 TMPSH
="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1130 check_cflags
-std=c99
1133 i386|i486|i586|i686|i86pc|BePC
)
1135 enable fast_unaligned
1139 enable fast_unaligned
1140 check_cc
<<EOF && enable fast_64bit && arch="x86_64"
1141 int test[sizeof(char*) - 7];
1144 # armv4l is a subset of armv[567]*l
1152 "Power Macintosh"|ppc|powerpc
)
1198 enabled_any x86_32 x86_64
&& enable x86
1199 enabled sparc64
&& enable sparc
1204 prefix_default
="$HOME/config"
1205 # helps building libavcodec
1206 add_cflags
"-DPIC -fomit-frame-pointer"
1207 # 3 gcc releases known for BeOS, each with ugly bugs
1208 gcc_version
="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1209 case "$gcc_version" in
1210 2.9-beos-991026*|
2.9-beos-000224*) echo "R5/GG gcc"
1213 *20010315*) echo "BeBits gcc"
1214 add_cflags
"-fno-expensive-optimizations"
1218 # enable BeOS things
1220 # no need for libm, but the inet stuff
1222 # XXX: actually should check for NOT net_server
1223 if echo $BEINCLUDES |
grep -q 'headers/be/bone'; then
1224 network_extralibs
="-lbind -lsocket"
1226 enable beos_netserver
1227 network_extralibs
="-lnet"
1231 SHFLAGS
='-shared -Wl,-h,$$(@F)'
1232 network_extralibs
="-lsocket -lnsl"
1235 oss_demuxer_extralibs
="-lossaudio"
1236 oss_muxer_extralibs
="-lossaudio"
1239 disable need_memalign
1240 LIBOBJFLAGS
='$(PIC)'
1242 SLIBNAME
='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1243 SLIBNAME_WITH_VERSION
='$(SLIBNAME)'
1244 SLIBNAME_WITH_MAJOR
='$(SLIBNAME)'
1245 oss_demuxer_extralibs
="-lossaudio"
1246 oss_muxer_extralibs
="-lossaudio"
1249 disable need_memalign
1252 osextralibs
="-lpoll -lgnugetopt"
1256 disable need_memalign
1257 SHFLAGS
='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1258 VHOOKSHFLAGS
='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
1260 FFLDFLAGS
="-Wl,-dynamic,-search_paths_first"
1262 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1263 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1264 FFSERVERLDFLAGS
=-Wl,-bind_at_load
1266 enabled x86_64
&& objformat
="macho64"
1271 if test $arch = x86_64
; then
1272 disable need_memalign
1275 shlibdir_default
="$bindir_default"
1276 VHOOKSHFLAGS
='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1277 VHOOKLIBS
='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1278 if enabled swscale
; then
1279 VHOOKSHFLAGS
="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1280 VHOOKLIBS
="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1286 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1287 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1288 SLIB_EXTRA_CMD
='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1289 SLIB_INSTALL_EXTRA_CMD
='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1290 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
1291 SLIB_UNINSTALL_EXTRA_CMD
='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1292 SHFLAGS
='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1297 shlibdir_default
="$bindir_default"
1298 VHOOKSHFLAGS
='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1299 VHOOKLIBS
='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1300 if enabled swscale
; then
1301 VHOOKSHFLAGS
="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1302 VHOOKLIBS
="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1307 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1308 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1309 SHFLAGS
='-shared -Wl,--enable-auto-image-base'
1312 *-dos|freedos|opendos
)
1313 disable ffplay ffserver vhook
1314 disable
$INDEV_LIST $OUTDEV_LIST
1315 network_extralibs
="-lsocket"
1324 ranlib
="echo ignoring ranlib"
1330 FFLDFLAGS
="-Zomf -Zbin-files -Zargs-wild -Zmap"
1331 SHFLAGS
='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1336 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1337 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1338 SLIB_CREATE_DEF_CMD
='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1339 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1340 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1341 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1342 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1343 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1344 SLIB_EXTRA_CMD
='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1345 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1346 SLIB_INSTALL_EXTRA_CMD
='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1347 SLIB_UNINSTALL_EXTRA_CMD
='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1355 target_os
="${target_os}-UNKNOWN"
1359 set_default
$PATHS_LIST
1361 add_extralibs
$osextralibs
1363 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1364 LDFLAGS
="$FFLDFLAGS $LDFLAGS"
1366 test -n "$cross_prefix" && enable cross_compile
1368 # we need to build at least one lib type
1369 if ! enabled_any static shared
; then
1371 At least one library type must be built.
1372 Specify --enable-static to build the static libraries or --enable-shared to
1373 build the shared libraries as well. To only build the shared libraries specify
1374 --disable-static in addition to --enable-shared.
1379 disabled static
&& LIBNAME
=""
1381 if enabled_any libfaad libfaadbin
; then
1382 if check_header faad.h
; then
1385 #ifndef FAAD2_VERSION
1388 int main(void) { return 0; }
1390 test $?
= 0 && enable libfaad2
1392 die
"FAAD test failed."
1397 if ! enabled gpl
; then
1401 enabled_any $@
&& die
"$name is under GPL and --enable-gpl is not specified."
1403 die_gpl_disabled
"The Postprocessing code" postproc
1404 die_gpl_disabled
"liba52" liba52
1405 die_gpl_disabled
"libx264" libx264
1406 die_gpl_disabled
"libxvidcore" libxvid
1407 die_gpl_disabled
"FAAD2" libfaad2
1408 die_gpl_disabled
"The X11 grabber" x11grab
1409 die_gpl_disabled
"The software scaler" swscale
1412 if ! enabled nonfree
&& enabled_any libamr_nb libamr_wb
; then
1413 die
"libamr is nonfree and --enable-nonfree is not specified."
1416 check_deps
$ARCH_EXT_LIST
1418 test -z "$need_memalign" && need_memalign
="$mmx"
1421 if test $target_os = darwin
; then
1422 if $cc -v 2>&1 |
grep -q xlc
; then
1423 add_cflags
"-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1426 check_cflags
"-force_cpusubtype_ALL"
1427 check_cflags
"-Wno-sign-compare"
1428 enabled shared || check_cflags
-mdynamic-no-pic
1432 disabled optimizations || check_cflags
-fomit-frame-pointer
1434 # Add processor-specific flags
1435 if test $cpu != "generic"; then
1437 $1 altivec
&& echo "WARNING: Tuning for $2 but AltiVec $1.";
1440 601|ppc601|PowerPC601
)
1441 add_cflags
"-mcpu=601"
1442 warn_altivec enabled PPC601
1444 603*|ppc603
*|PowerPC603
*)
1445 add_cflags
"-mcpu=603"
1446 warn_altivec enabled PPC603
1448 604*|ppc604
*|PowerPC604
*)
1449 add_cflags
"-mcpu=604"
1450 warn_altivec enabled PPC604
1452 G3|g3|
75*|ppc75
*|PowerPC75
*)
1453 add_cflags
"-mcpu=750 -mpowerpc-gfxopt"
1454 warn_altivec enabled PPC75x
1456 G4|g4|
745*|ppc745
*|PowerPC745
*)
1457 add_cflags
"-mcpu=7450 -mpowerpc-gfxopt"
1458 warn_altivec disabled PPC745x
1460 74*|ppc74
*|PowerPC74
*)
1461 add_cflags
"-mcpu=7400 -mpowerpc-gfxopt"
1462 warn_altivec disabled PPC74xx
1464 G5|g5|
970|ppc970|PowerPC970|power4
*|Power4
*)
1465 add_cflags
"-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1466 warn_altivec disabled PPC970
1470 add_cflags
"-mcpu=cell"
1471 warn_altivec disabled Cell
1474 # targets that do NOT support conditional mov (cmov)
1475 i
[345]86|pentium|pentium-mmx|k6|k6-
[23]|winchip-c6|winchip2|c3
)
1476 add_cflags
"-march=$cpu"
1479 # targets that do support conditional mov (cmov)
1480 i686|pentiumpro|pentium
[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-
[mx
]p|athlon64|k8|opteron|athlon-fx|core2
)
1481 add_cflags
"-march=$cpu"
1485 # targets that do support conditional mov but on which it's slow
1486 pentium4|pentium4m|prescott|nocona
)
1487 add_cflags
"-march=$cpu"
1492 add_cflags
"-mcpu=v9"
1495 add_cflags
"-mcpu=$cpu"
1498 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1503 # make sure we can execute files in $TMPDIR
1504 cat > $TMPSH 2>> $logfile <<EOF
1507 chmod +x
$TMPSH >> $logfile 2>&1
1508 if ! $TMPSH >> $logfile 2>&1; then
1510 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1511 variable to another directory and make sure that $TMPDIR1 is not mounted
1514 die
"Sanity test failed."
1518 # compiler sanity check
1520 int main(void){ return 0; }
1522 if test "$?" != 0; then
1523 echo "$cc is unable to create an executable file."
1524 if test -z "$cross_prefix" && ! enabled cross_compile
; then
1525 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1526 echo "Only do this if you know what cross compiling means."
1528 die
"C compiler test failed."
1531 check_cc
<<EOF || die "Symbol mangling check failed."
1534 sym
=$
($nm -P -g $TMPO |
grep ff_extern
)
1535 extern_prefix
=${sym%%ff_extern*}
1537 check_asm inline_asm
'""'
1539 if enabled x86
; then
1540 # check whether EBP is available on x86
1541 # As 'i' is stored on the stack, this program will crash
1542 # if the base pointer is used to access it because the
1543 # base pointer is cleared in the inline assembly code.
1544 check_exec_crash
<<EOF && enable ebp_available
1552 # check wether EBX is available on x86
1553 check_asm ebx_available
'"":::"%ebx"'
1555 # check whether binutils is new enough to compile SSSE3/MMX2
1556 enabled ssse3
&& check_asm ssse3
'"pabsw %xmm0, %xmm0"'
1557 enabled mmx2
&& check_asm mmx2
'"movss %xmm0, %xmm0"'
1559 check_asm bswap
'"bswap %%eax" ::: "%eax"'
1561 YASMFLAGS
="-f $objformat -DARCH_$(toupper $arch)"
1562 enabled x86_64
&& append YASMFLAGS
"-m amd64"
1563 enabled_all x86_64 shared
&& append YASMFLAGS
"-DPIC"
1564 case "$objformat" in
1565 elf
) enabled debug
&& append YASMFLAGS
"-g dwarf2" ;;
1566 macho64
) append YASMFLAGS
"-DPIC -DPREFIX" ;;
1567 *) append YASMFLAGS
"-DPREFIX" ;;
1569 check_yasm
"pabsw xmm0, xmm0" && enable yasm
1572 # check for assembler specific support
1574 if test $arch = "powerpc"; then
1575 check_cc
<<EOF && enable dcbzl
1577 register long zero = 0;
1579 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1585 # check for SIMD availability
1587 # AltiVec flags: The FSF version of GCC differs from the Apple version
1588 if enabled altivec
; then
1589 check_cflags
-maltivec -mabi=altivec
&&
1590 { check_header altivec.h
&& inc_altivec_h
="#include <altivec.h>" ; } ||
1591 check_cflags
-faltivec
1593 # check if our compiler supports Motorola AltiVec C API
1594 check_cc
<<EOF || disable altivec
1597 vector signed int v1, v2, v3;
1598 v1 = vec_add(v2,v3);
1603 # check if our compiler supports braces for vector declarations
1604 check_cc
<<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
1606 int main (void) { (vector int) {1}; return 0; }
1610 # We have to check if pld is a nop and disable it.
1611 enabled armv4l
&& check_asm pld
'"pld [r0]"'
1612 enabled armv5te
&& check_asm armv5te
'"qadd r0, r0, r0"'
1613 enabled armv6
&& check_asm armv6
'"sadd16 r0, r0, r0"'
1614 enabled armvfp
&& check_asm armvfp
'"fadds s0, s0, s0"'
1615 enabled iwmmxt
&& check_asm iwmmxt
'"wunpckelub wr6, wr4"'
1616 enabled mmi
&& check_asm mmi
'"lq $2, 0($2)"'
1617 enabled neon
&& check_asm neon
'"vadd.i16 q0, q0, q0"'
1618 enabled vis
&& check_asm vis
'"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1620 enabled vis
&& add_cflags
"-mcpu=ultrasparc -mtune=ultrasparc"
1623 # big/little-endian test
1624 check_cc
<<EOF || die "endian test failed"
1625 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1627 od -A n
-t x1
$TMPO |
grep -q '42 *49 *47 *45' && enable bigendian
1630 # check availability of some header files
1632 if check_func dlopen
; then
1634 elif check_func dlopen
-ldl; then
1639 check_func gethrtime
1640 check_func getrusage
1641 check_func inet_aton
$network_extralibs
1644 check_func2 windows.h GetProcessTimes
1646 check_header byteswap.h
1647 check_header conio.h
1648 check_header dlfcn.h
1649 check_header malloc.h
1651 check_header sys
/mman.h
1652 check_header sys
/resource.h
1653 check_header sys
/select.h
1654 check_header termios.h
1656 if ! enabled_any memalign memalign_hack
&& enabled need_memalign
; then
1657 die
"Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1660 enabled zlib
&& check_lib zlib.h zlibVersion
-lz || disable zlib
1661 enabled bzlib
&& check_lib bzlib.h BZ2_bzlibVersion
-lbz2 || disable bzlib
1663 # check for some common methods of building with pthread support
1664 # do this before the optional library checks as some of them require pthreads
1665 if enabled pthreads
; then
1666 if check_func pthread_create
; then
1668 elif check_func pthread_create
-pthread; then
1670 add_extralibs
-pthread
1671 elif check_func pthread_create
-pthreads; then
1672 add_cflags
-pthreads
1673 add_extralibs
-pthreads
1674 elif check_func pthread_create
-lpthreadGC2; then
1675 add_extralibs
-lpthreadGC2
1676 elif ! check_lib pthread.h pthread_create
-lpthread; then
1677 die
"ERROR: can't find pthreads library"
1681 for thread
in $THREADS_LIST; do
1682 if enabled
$thread; then
1683 test -n "$thread_type" &&
1684 die
"ERROR: Only one thread type must be selected." ||
1685 thread_type
="$thread"
1689 check_lib math.h sin
-lm
1691 # test for C99 functions in math.h
1692 for func
in llrint lrint lrintf round roundf
; do
1693 check_exec
<<EOF && enable $func || disable $func
1695 int main(void) { return ($func(3.999f) > 0)?0:1; }
1699 # these are off by default, so fail if requested and not available
1700 enabled avisynth
&& require2 vfw32
"windows.h vfw.h" AVIFileInit
-lvfw32
1701 enabled liba52
&& require liba52 a52dec
/a52.h a52_init
-la52
1702 enabled libamr_nb
&& require libamrnb amrnb
/interf_dec.h Speech_Decode_Frame_init
-lamrnb -lm
1703 enabled libamr_wb
&& require libamrwb amrwb
/dec_if.h D_IF_init
-lamrwb -lm
1704 enabled libdirac
&& add_cflags
"$(pkg-config --cflags dirac)" \
1705 && require libdirac libdirac_decoder
/dirac_parser.h dirac_decoder_init
-ldirac_decoder \
1706 && require libdirac libdirac_encoder
/dirac_encoder.h dirac_encoder_init
-ldirac_encoder
1707 enabled libfaac
&& require2 libfaac
"stdint.h faac.h" faacEncGetVersion
-lfaac
1708 enabled libfaad
&& require2 libfaad faad.h faacDecOpen
-lfaad
1709 enabled libgsm
&& require libgsm gsm.h gsm_create
-lgsm
1710 enabled libmp3lame
&& require LAME lame
/lame.h lame_init
-lmp3lame -lm
1711 enabled libnut
&& require libnut libnut.h nut_demuxer_init
-lnut
1712 enabled libschroedinger
&& add_cflags $
(pkg-config
--cflags schroedinger-1.0
) \
1713 && require libschroedinger schroedinger
/schro.h schro_init $
(pkg-config
--libs schroedinger-1.0
)
1714 enabled libtheora
&& require libtheora theora
/theora.h theora_info_init
-ltheora -logg
1715 enabled libvorbis
&& require libvorbis vorbis
/vorbisenc.h vorbis_info_init
-lvorbisenc -lvorbis -logg
1716 enabled libx264
&& require x264 x264.h x264_encoder_open
-lx264 -lm
1717 enabled libxvid
&& require Xvid xvid.h xvid_global
-lxvidcore
1718 enabled mlib
&& require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod
-lmlib
1721 if enabled libdc1394
; then
1722 { check_lib dc1394
/dc1394.h dc1394_new
-ldc1394 -lraw1394 &&
1723 enable libdc1394_2
; } ||
1724 { check_lib libdc1394
/dc1394_control.h dc1394_create_handle
-ldc1394_control -lraw1394 &&
1725 enable libdc1394_1
; } ||
1726 die
"ERROR: No version of libdc1394 found "
1731 for restrict_keyword
in restrict __restrict__ __restrict
; do
1732 check_cc
<<EOF && _restrict=$restrict_keyword && break
1733 void foo(char * $restrict_keyword p);
1737 test "$vhook" = "default" && vhook
="$dlopen"
1739 if test "$target_os" = cygwin
-o "$target_os" = mingw32
&& enabled_all static vhook
; then
1742 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1743 echo "Patches welcome."
1747 if enabled vhook
; then
1748 check_ldflags
-rdynamic
1749 check_ldflags
-export-dynamic
1752 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1753 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1755 ##########################################
1760 SDL_CONFIG
="${cross_prefix}sdl-config"
1761 if "${SDL_CONFIG}" --version > /dev
/null
2>&1; then
1762 sdl_cflags
=`"${SDL_CONFIG}" --cflags`
1763 temp_cflags
$sdl_cflags
1764 temp_extralibs
`"${SDL_CONFIG}" --libs`
1765 if check_lib2 SDL.h SDL_Init
; then
1766 _sdlversion
=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1767 if test "$_sdlversion" -lt 121 ; then
1771 check_cc
$sdl_cflags <<EOF && enable sdl_video_size
1773 int main(int argc, char **argv){
1774 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1775 int w = vi->current_w;
1784 texi2html
-version > /dev
/null
2>&1 && enable texi2html || disable texi2html
1786 ##########################################
1789 if enabled network
; then
1790 check_type sys
/socket.h socklen_t
1791 # Prefer arpa/inet.h over winsock2
1792 if check_header arpa
/inet.h
; then
1793 check_func closesocket
1794 elif check_header winsock2.h
; then
1795 network_extralibs
="-lws2_32"
1796 check_type ws2tcpip.h socklen_t
1797 check_func2 winsock2.h closesocket
1801 ##########################################
1804 enabled network
&& enabled ipv6
&& check_ld
<<EOF && enable ipv6 || disable ipv6
1805 #include <sys/types.h>
1806 #include <sys/socket.h>
1807 #include <netinet/in.h>
1810 struct sockaddr_storage saddr;
1811 struct ipv6_mreq mreq6;
1812 getaddrinfo(0,0,0,0);
1813 getnameinfo(0,0,0,0,0,0,0);
1814 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1818 check_header linux
/videodev.h
1819 check_header linux
/videodev2.h
1821 check_func2
"windows.h vfw.h" capCreateCaptureWindow
-lvfw32
1823 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1824 { check_header dev
/bktr
/ioctl_meteor.h
&&
1825 check_header dev
/bktr
/ioctl_bt848.h
; } ||
1826 { check_header machine
/ioctl_meteor.h
&&
1827 check_header machine
/ioctl_bt848.h
; } ||
1828 { check_header dev
/video
/meteor
/ioctl_meteor.h
&&
1829 check_header dev
/video
/bktr
/ioctl_bt848.h
; } ||
1830 check_header dev
/ic
/bt8xx.h
1832 check_header sys
/soundcard.h
1833 check_header soundcard.h
1835 # deal with the X11 frame grabber
1837 check_header X11
/Xlib.h
&&
1838 check_header X11
/extensions
/XShm.h
&&
1839 check_func XOpenDisplay
-lX11 &&
1840 check_func XShmCreateImage
-lX11 -lXext
1842 enabled debug
&& add_cflags
-g"$debuglevel"
1844 # add some useful compiler flags if supported
1845 check_cflags
-Wdeclaration-after-statement
1847 check_cflags
-Wno-switch
1848 check_cflags
-Wdisabled-optimization
1849 check_cflags
-Wpointer-arith
1850 check_cflags
-Wredundant-decls
1851 check_cflags
-Wno-pointer-sign
1852 check_cflags
-Wcast-qual
1853 check_cflags
-Wwrite-strings
1854 check_cflags
-Wtype-limits
1855 enabled extra_warnings
&& check_cflags
-Winline
1857 # add some linker flags
1858 check_ldflags
-Wl,--warn-common
1859 check_ldflags
-Wl,--as-needed
1860 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'
1861 check_ldflags
-Wl,-Bsymbolic
1863 if enabled small
; then
1864 check_cflags
-Os # not all compilers support -Os
1865 optimizations
="small"
1866 elif enabled optimizations
; then
1867 if $cc -v 2>&1 |
grep -q xlc
; then
1874 check_cflags
-fno-math-errno
1875 check_cflags
-fno-signed-zeros
1877 # add some flags for Intel C Compiler
1878 if $cc --version |
grep -q Intel
; then
1879 # Just warnings, no remarks
1881 # -wd: Disable following warnings
1882 # 144, 167, 556: -Wno-pointer-sign
1883 # 10006: ignoring unknown option -fno-signed-zeros
1884 # 10156: ignoring option '-W'; no argument required
1885 check_cflags
-wd144,167,556,10006,10156
1886 # 11030: Warning unknown option --as-needed
1887 # 10156: ignoring option '-export'; no argument required
1888 check_ldflags
-wd10156,11030
1889 # Allow to compile with optimizations
1890 check_ldflags
-march=$cpu
1893 # PIC flags for shared library objects where they are needed
1894 if enabled shared
; then
1895 # LIBOBJFLAGS may have already been set in the OS configuration
1896 if test -z "$LIBOBJFLAGS" ; then
1898 x86_64|ia64|alpha|sparc
*|power
*|parisc
*) LIBOBJFLAGS
='$(PIC)' ;;
1903 if enabled gprof
; then
1910 # Find out if the .align argument is a power of two or not.
1911 if test $asmalign_pot = "unknown"; then
1912 disable asmalign_pot
1913 echo 'asm (".align 3");' | check_cc
&& enable asmalign_pot
1916 enabled_any
$DECODER_LIST && enable decoders
1917 enabled_any
$ENCODER_LIST && enable encoders
1918 enabled_any
$BSF_LIST && enable bsfs
1919 enabled_any
$DEMUXER_LIST && enable demuxers
1920 enabled_any
$MUXER_LIST && enable muxers
1921 enabled_any
$FILTER_LIST && enable filters
1922 enabled_any
$INDEV_LIST && enable demuxers
1923 enabled_any
$OUTDEV_LIST && enable muxers
1924 enabled_any
$PROTOCOL_LIST && enable protocols
1926 enabled_any
$THREADS_LIST && enable threads
1928 check_deps
$CONFIG_LIST \
1941 enabled libdc1394
&& append pkg_requires
"libraw1394"
1942 enabled libdirac
&& append pkg_requires
"dirac"
1943 enabled libtheora
&& append pkg_requires
"theora"
1944 enabled libvorbis
&& append pkg_requires
"vorbisenc"
1946 echo "install prefix $prefix"
1947 echo "source path $source_path"
1948 echo "C compiler $cc"
1949 echo ".align is power-of-two $asmalign_pot"
1950 echo "ARCH $arch ($cpu)"
1951 if test "$build_suffix" != ""; then
1952 echo "build suffix $build_suffix"
1954 echo "big-endian ${bigendian-no}"
1955 if test $arch = "x86_32" -o $arch = "x86_64"; then
1956 echo "yasm ${yasm-no}"
1957 echo "MMX enabled ${mmx-no}"
1958 echo "CMOV enabled ${cmov-no}"
1959 echo "CMOV is fast ${fast_cmov-no}"
1960 echo "EBX available ${ebx_available-no}"
1961 echo "EBP available ${ebp_available-no}"
1963 if test $arch = "armv4l"; then
1964 echo "ARMv5TE enabled ${armv5te-no}"
1965 echo "ARMv6 enabled ${armv6-no}"
1966 echo "ARM VFP enabled ${armvfp-no}"
1967 echo "IWMMXT enabled ${iwmmxt-no}"
1968 echo "NEON enabled ${neon-no}"
1970 if test $arch = "mips"; then
1971 echo "MMI enabled ${mmi-no}"
1973 if test $arch = "powerpc"; then
1974 echo "AltiVec enabled ${altivec-no}"
1975 echo "dcbzl available ${dcbzl-no}"
1977 echo "gprof enabled ${gprof-no}"
1978 echo "debug symbols ${debug-no}"
1979 echo "strip symbols ${stripping-no}"
1980 echo "optimizations ${optimizations-no}"
1981 echo "static ${static-no}"
1982 echo "shared ${shared-no}"
1983 echo "postprocessing support ${postproc-no}"
1984 echo "software scaler enabled ${swscale-no}"
1985 echo "new filter support ${avfilter-no}"
1986 echo "filters using lavformat ${avfilter_lavf-no}"
1987 echo "video hooking ${vhook-no}"
1988 if enabled vhook
; then
1989 echo "Imlib2 support ${imlib2-no}"
1990 echo "FreeType support ${freetype2-no}"
1992 echo "network support ${network-no}"
1993 if enabled network
; then
1994 echo "IPv6 support ${ipv6-no}"
1996 echo "threading support ${thread_type-no}"
1997 echo "SDL support ${sdl-no}"
1998 if enabled sdl_too_old
; then
1999 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2001 echo "Sun medialib support ${mlib-no}"
2002 echo "AVISynth enabled ${avisynth-no}"
2003 echo "liba52 support ${liba52-no}"
2004 echo "liba52 dlopened ${liba52bin-no}"
2005 echo "libamr-nb support ${libamr_nb-no}"
2006 echo "libamr-wb support ${libamr_wb-no}"
2007 echo "libdc1394 support ${libdc1394-no}"
2008 echo "libdirac enabled ${libdirac-no}"
2009 echo "libfaac enabled ${libfaac-no}"
2010 echo "libfaad enabled ${libfaad-no}"
2011 echo "libfaad dlopened ${libfaadbin-no}"
2012 echo "libgsm enabled ${libgsm-no}"
2013 echo "libmp3lame enabled ${libmp3lame-no}"
2014 echo "libnut enabled ${libnut-no}"
2015 echo "libschroedinger enabled ${libschroedinger-no}"
2016 echo "libtheora enabled ${libtheora-no}"
2017 echo "libvorbis enabled ${libvorbis-no}"
2018 echo "libx264 enabled ${libx264-no}"
2019 echo "libxvid enabled ${libxvid-no}"
2020 echo "zlib enabled ${zlib-no}"
2021 echo "bzlib enabled ${bzlib-no}"
2024 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev
; do
2025 echo "Enabled ${type}s:"
2026 eval list
=\$$
(toupper
$type)_LIST
2027 for part
in $list; do
2028 enabled
$part && echo ${part%_*}
2029 done |
sort |
pr -3 -t
2034 if enabled nonfree
; then
2035 license
="unredistributable"
2036 elif enabled gpl
; then
2040 echo "License: $license"
2042 echo "Creating config.mak and config.h..."
2044 echo "# Automatically generated by configure - do not modify!" > config.mak
2045 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2046 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2047 echo "#define FFMPEG_CONFIG_H" >> $TMPH
2048 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
2050 echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
2051 echo "prefix=$prefix" >> config.mak
2052 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2053 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2054 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2055 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2056 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
2057 echo "CC=$cc" >> config.mak
2058 echo "YASM=$yasmexe" >> config.mak
2059 echo "AR=$ar" >> config.mak
2060 echo "RANLIB=$ranlib" >> config.mak
2061 echo "LN_S=$ln_s" >> config.mak
2062 enabled stripping
&&
2063 echo "STRIP=$strip" >> config.mak ||
2064 echo "STRIP=echo ignoring strip" >> config.mak
2066 echo "OPTFLAGS=$CFLAGS" >> config.mak
2067 echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
2068 echo "LDFLAGS=$LDFLAGS" >> config.mak
2069 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2070 echo "SHFLAGS=$SHFLAGS" >> config.mak
2071 echo "YASMFLAGS=$YASMFLAGS" >> config.mak
2072 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
2073 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
2074 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2075 echo "BUILD_STATIC=$static" >> config.mak
2076 echo "BUILDSUF=$build_suffix" >> config.mak
2077 echo "FULLNAME=$FULLNAME" >> config.mak
2078 echo "LIBPREF=$LIBPREF" >> config.mak
2079 echo "LIBSUF=$LIBSUF" >> config.mak
2080 echo "LIBNAME=$LIBNAME" >> config.mak
2081 echo "SLIBPREF=$SLIBPREF" >> config.mak
2082 echo "SLIBSUF=$SLIBSUF" >> config.mak
2083 echo "EXESUF=$EXESUF" >> config.mak
2084 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2086 if enabled bigendian
; then
2087 echo "WORDS_BIGENDIAN=yes" >> config.mak
2088 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2091 if enabled sdl
; then
2092 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2093 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2095 if enabled texi2html
; then
2096 echo "BUILD_DOC=yes" >> config.mak
2101 file=$source_path/$2
2102 eval $
(grep "#define ${name}_VERSION_M" "$file" |
awk '{ print $2"="$3 }')
2103 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2104 lcname
=$
(tolower
$name)
2105 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2106 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2109 get_version LIBSWSCALE libswscale
/swscale.h
2110 get_version LIBPOSTPROC libpostproc
/postprocess.h
2111 get_version LIBAVCODEC libavcodec
/avcodec.h
2112 get_version LIBAVDEVICE libavdevice
/avdevice.h
2113 get_version LIBAVFORMAT libavformat
/avformat.h
2114 get_version LIBAVUTIL libavutil
/avutil.h
2115 get_version LIBAVFILTER libavfilter
/avfilter.h
2117 if enabled shared
; then
2118 echo "BUILD_SHARED=yes" >> config.mak
2119 echo "PIC=-fPIC -DPIC" >> config.mak
2120 echo "LIBTARGET=${LIBTARGET}" >> config.mak
2121 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2122 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2123 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2124 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2125 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2126 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2127 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2129 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2130 echo "EXTRALIBS=$extralibs" >> config.mak
2132 print_config ARCH_
$TMPH config.mak
$ARCH_LIST
2133 print_config HAVE_
$TMPH config.mak
$HAVE_LIST
2134 print_config CONFIG_
$TMPH config.mak
$CONFIG_LIST \
2146 echo "#define restrict $_restrict" >> $TMPH
2148 if enabled small
; then
2149 echo "#define av_always_inline" >> $TMPH
2152 echo "SRC_PATH=\"$source_path\"" >> config.mak
2153 echo "SRC_PATH_BARE=$source_path" >> config.mak
2154 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2156 # Apparently it's not possible to portably echo a backslash.
2157 enabled asmalign_pot
&&
2158 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2159 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2161 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2163 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2165 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2166 cmp -s $TMPH config.h
&&
2167 echo "config.h is unchanged" ||
2168 mv -f $TMPH config.h
2170 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
2172 # build tree in object directory if source path is different from current one
2173 if enabled source_path_used
; then
2200 libavcodec/Makefile \
2201 libavdevice/Makefile \
2202 libavfilter/Makefile \
2203 libavformat/Makefile \
2204 libavutil/Makefile \
2205 libpostproc/Makefile \
2206 libswscale/Makefile \
2208 for dir
in $DIRS ; do
2211 for f
in $FILES ; do
2212 $ln_s "$source_path/$f" $f
2217 # build pkg-config files
2219 pkgconfig_generate
(){
2221 shortname
=${name#lib}
2226 cat <<EOF > $name/$name.pc
2228 exec_prefix=\${prefix}
2233 Description: $comment
2235 Requires: $(disabled shared && echo $requires)
2236 Requires.private: $(enabled shared && echo $requires)
2238 Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2239 Libs.private: $(enabled shared && echo $libs)
2240 Cflags: -I\${includedir}
2242 cat <<EOF > $name/$name-uninstalled.pc
2245 libdir=\${pcfiledir}
2246 includedir=\${pcfiledir}/..
2249 Description: $comment
2253 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2254 Cflags: -I\${includedir}
2258 pkgconfig_generate libavutil
"FFmpeg utility library" "$LIBAVUTIL_VERSION"
2259 pkgconfig_generate libavcodec
"FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2260 pkgconfig_generate libavformat
"FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2261 pkgconfig_generate libavdevice
"FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2263 pkgconfig_generate libavfilter
"FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2265 pkgconfig_generate libpostproc
"FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2266 if enabled swscale
; then
2267 pkgconfig_generate libswscale
"FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2269 pkgconfig_generate libswscale
"FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2270 apply libswscale
/libswscale.pc
sed s
/^Libs
:.
*$
/Libs
:/