Extract aspect ratio from ODML/vprp.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
5# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6# Copyright (c) 2005-2006 Diego Biurrun
7# Copyright (c) 2005-2006 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
cde2d79a 10# make sure we are running under a compatible shell
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11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
c21d6325
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15 type "$1" >/dev/null 2>&1 && exec "$@"
16}
17
5237ce67 18unset foo
0dbe81bb
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19(: ${foo%%bar}) 2>/dev/null
20E1="$?"
21
22(: ${foo?}) 2>/dev/null
23E2="$?"
24
25if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
c21d6325
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27 export FF_CONF_EXEC
28 if test "0$FF_CONF_EXEC" -lt 1; then
29 FF_CONF_EXEC=1
30 try_exec bash "$0" "$@"
31 fi
32 if test "0$FF_CONF_EXEC" -lt 2; then
33 FF_CONF_EXEC=2
34 try_exec ksh "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 3; then
37 FF_CONF_EXEC=3
38 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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39 fi
40 echo "No compatible shell script interpreter found."
fc53da20 41 echo "This configure script requires a POSIX-compatible shell"
c21d6325 42 echo "such as bash or ksh."
505dfb09
DB
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."
c21d6325
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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."
49 fi
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50 exit 1
51fi
52
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53show_help(){
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
56 echo
57 echo "Standard options:"
58 echo " --help print this message"
2ba042a7 59 echo " --log[=FILE|yes|no] log tests and output to FILE [config.err]"
2266e085 60 echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
74c53c2d 61 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 62 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
74c53c2d 63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
4ca5ece5 64 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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65 echo " --enable-static build static libraries [default=yes]"
66 echo " --disable-static do not build static libraries [default=no]"
67 echo " --enable-shared build shared libraries [default=no]"
68 echo " --disable-shared do not build shared libraries [default=yes]"
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69 echo " --enable-gpl allow use of GPL code, the resulting libav*"
70 echo " and ffmpeg will be under GPL [default=no]"
dc922953
DB
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
e5f94c2b 73 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 74 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 75 echo " --enable-pthreads use pthreads [default=no]"
eb113804 76 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 77 echo " --enable-x11grab enable X11 grabbing [default=no]"
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78 echo
79 echo "External library support:"
80 echo " --enable-sunmlib use Sun medialib [default=no]"
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81 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
82 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 83 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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DB
84 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
85 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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86 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
87 echo " and libraw1394 [default=no]"
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88 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
89 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 90 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 91 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 92 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
93 echo " --enable-libnut enable NUT (de)muxing via libnut,"
94 echo " native demuxer exists [default=no]"
71757822 95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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DB
96 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
97 echo " native implementation exists [default=no]"
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98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 100 echo " native MPEG-4/Xvid encoder exists [default=no]"
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101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
fac252f9 105 echo " --cross-compile assume a cross-compiler is used"
abcd6d60 106 echo " --target-os=OS compiler targets OS [$targetos]"
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107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 113 echo " --arch=ARCH select architecture [$arch]"
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114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
2b4c3615 116 echo " --enable-powerpc-perf enable performance report on PPC"
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117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
1839e854 119 echo " --disable-armv5te disable armv5te usage"
edab3048 120 echo " --disable-armv6 disable armv6 usage"
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121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
74c53c2d 123 echo " --disable-network disable network support [default=no]"
0c7bb0e5 124 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 125 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 126 echo " --disable-vhook disable video hooking support"
74c53c2d 127 echo " --disable-debug disable debugging symbols"
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128 echo " --disable-mpegaudio-hp faster (but less accurate)"
129 echo " MPEG audio decoding [default=no]"
cde9e780 130 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 131 echo " --disable-ffmpeg disable ffmpeg build"
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132 echo " --disable-ffserver disable ffserver build"
133 echo " --disable-ffplay disable ffplay build"
134 echo " --enable-small optimize for size instead of speed"
135 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
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136 echo " --disable-encoder=NAME disables encoder NAME"
137 echo " --enable-encoder=NAME enables encoder NAME"
138 echo " --disable-decoder=NAME disables decoder NAME"
139 echo " --enable-decoder=NAME enables decoder NAME"
140 echo " --disable-encoders disables all encoders"
141 echo " --disable-decoders disables all decoders"
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142 echo " --disable-muxer=NAME disables muxer NAME"
143 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 144 echo " --disable-muxers disables all muxers"
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145 echo " --disable-demuxer=NAME disables demuxer NAME"
146 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 147 echo " --disable-demuxers disables all demuxers"
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148 echo " --enable-parser=NAME enables parser NAME"
149 echo " --disable-parser=NAME disables parser NAME"
150 echo " --disable-parsers disables all parsers"
cd61e407
JM
151 echo " --enable-bsf=NAME enables bitstream filter NAME"
152 echo " --disable-bsf=NAME disables bitstream filter NAME"
153 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
154 echo " --enable-protocol=NAME enables protocol NAME"
155 echo " --disable-protocol=NAME disables protocol NAME"
156 echo " --disable-protocols disables all protocols"
10d46dd0 157 echo " --disable-devices disables all devices"
794f8e97
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158 echo " --list-decoders show all available decoders"
159 echo " --list-encoders show all available encoders"
160 echo " --list-muxers show all available muxers"
161 echo " --list-demuxers show all available demuxers"
162 echo " --list-parsers show all available parsers"
163 echo " --list-protocols show all available protocols"
164 echo " --list-bsfs show all available bitstream filters"
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DB
165 echo " --list-indevs show all available input devices"
166 echo " --list-outdevs show all available output devices"
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167 echo
168 echo "Developer options (useful when working on FFmpeg itself):"
169 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 170 echo " --disable-optimizations disable compiler optimizations"
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171 echo " --enable-extra-warnings enable more compiler warnings"
172 echo " --disable-strip disable stripping of executables and shared libraries"
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173 echo ""
174 echo "NOTE: Object files are built at the place where configure is launched."
175 exit 1
176}
cf9d24ad 177
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178log(){
179 echo "$@" >>$logfile
180}
181
720c69da 182log_file(){
c8e9f801 183 log BEGIN $1
6b324648 184 pr -n -t $1 >>$logfile
c8e9f801
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185 log END $1
186}
187
2ba042a7 188echolog(){
c8e9f801 189 log "$@"
57bd82d4 190 echo "$@"
2ba042a7
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191}
192
193die(){
194 echolog "$@"
195 cat <<EOF
196If you think configure made a mistake, make sure you are using the latest
197version from SVN. If the latest version fails, report the problem to the
198ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
199EOF
720c69da 200 if enabled logging; then
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201 cat <<EOF
202Include the log file "$logfile" produced by configure as this will help
203solving the problem.
204EOF
205 else
206cat <<EOF
207Rerun configure with logging enabled (do not use --log=no), and include the
208log this produces with your report.
209EOF
210 fi
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211 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
212 exit 1
213}
214
904e48f1 215# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
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216toupper(){
217 echo "$@" | tr '[a-z]' '[A-Z]'
218}
219
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220tolower(){
221 echo "$@" | tr '[A-Z]' '[a-z]'
222}
223
a8d04fba
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224set_all(){
225 value=$1
226 shift
227 for var in $*; do
228 eval $var=$value
229 done
230}
231
799c9e9b
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232pushvar(){
233 for var in $*; do
234 eval level=\${${var}_level:=0}
235 eval ${var}_${level}="\$$var"
236 eval ${var}_level=$(($level+1))
237 done
238}
239
240popvar(){
241 for var in $*; do
242 eval level=\${${var}_level:-0}
243 test $level = 0 && continue
244 eval level=$(($level-1))
245 eval $var="\${${var}_${level}}"
246 eval ${var}_level=$level
247 eval unset ${var}_${level}
248 done
249}
250
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251enable(){
252 set_all yes $*
253}
254
255disable(){
256 set_all no $*
257}
258
57bd82d4 259enabled(){
44161118
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260 eval test "x\$$1" = "xyes"
261}
262
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263disabled(){
264 eval test "x\$$1" = "xno"
265}
266
44161118
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267enabled_all(){
268 for opt; do
269 enabled $opt || return 1
270 done
271}
272
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273disabled_all(){
274 for opt; do
275 disabled $opt || return 1
276 done
277}
278
44161118
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279enabled_any(){
280 for opt; do
281 enabled $opt && return 0
282 done
283}
284
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DB
285disabled_any(){
286 for opt; do
287 disabled $opt && return 0
288 done
289}
290
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291is_in(){
292 value=$1
293 shift
294 for var in $*; do
295 [ $var = $value ] && return 0
296 done
297 return 1
298}
299
30fd06be
MR
300check_deps(){
301 for cfg; do
799c9e9b
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302 enabled ${cfg}_checking && die "Circular dependency for $cfg."
303 disabled ${cfg}_checking && continue
304 enable ${cfg}_checking
305
30fd06be
MR
306 eval dep_all="\$${cfg}_deps"
307 eval dep_any="\$${cfg}_deps_any"
799c9e9b
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308
309 pushvar cfg dep_all dep_any
310 check_deps $dep_all $dep_any
311 popvar cfg dep_all dep_any
312
30fd06be
MR
313 enabled_all $dep_all || disable $cfg
314 enabled_any $dep_any || disable $cfg
799c9e9b 315
4ec45764
RP
316 if enabled $cfg; then
317 eval dep_extralibs="\$${cfg}_extralibs"
318 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
319 fi
320
799c9e9b 321 disable ${cfg}_checking
30fd06be
MR
322 done
323}
324
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MR
325print_config(){
326 pfx=$1
327 header=$2
328 makefile=$3
329 shift 3
330 for cfg; do
3d907e22 331 ucname="`toupper $cfg`"
44161118 332 if enabled $cfg; then
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MR
333 echo "#define ${pfx}${ucname} 1" >> $header
334 echo "#define ENABLE_${ucname} 1" >> $header
335 echo "${pfx}${ucname}=yes" >> $makefile
336 else
337 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
338 fi
339 done
57bd82d4
MR
340}
341
342flags_saved(){
343 (: ${SAVE_CFLAGS?}) 2>/dev/null
344}
345
dcd479c0 346save_flags(){
57bd82d4 347 flags_saved && return
dcd479c0
MR
348 SAVE_CFLAGS="$CFLAGS"
349 SAVE_LDFLAGS="$LDFLAGS"
350 SAVE_extralibs="$extralibs"
351}
352
353restore_flags(){
f5d28d10 354 flags_saved || return
dcd479c0
MR
355 CFLAGS="$SAVE_CFLAGS"
356 LDFLAGS="$SAVE_LDFLAGS"
357 extralibs="$SAVE_extralibs"
358 unset SAVE_CFLAGS
359 unset SAVE_LDFLAGS
360 unset SAVE_extralibs
361}
362
363temp_cflags(){
364 save_flags
365 CFLAGS="$CFLAGS $*"
366}
367
368temp_ldflags(){
369 save_flags
370 LDFLAGS="$LDFLAGS $*"
371}
372
373temp_extralibs(){
374 save_flags
375 extralibs="$extralibs $*"
376}
377
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378append(){
379 var=$1
380 shift
381 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
382 eval "$var=\"\$$var $*\""
383}
384
385add_cflags(){
386 append CFLAGS "$@"
387}
388
389add_ldflags(){
390 append LDFLAGS "$@"
391}
392
393add_extralibs(){
394 append extralibs "$@"
395}
396
b0cfb663 397check_cmd(){
b3cb5d51 398 log "$@"
9b4f605c 399 "$@" >>$logfile 2>&1
b0cfb663
MR
400}
401
dcd479c0 402check_cc(){
57bd82d4
MR
403 log check_cc "$@"
404 cat >$TMPC
720c69da 405 log_file $TMPC
b0cfb663 406 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
407}
408
409check_cpp(){
410 log check_cpp "$@"
dcd479c0 411 cat >$TMPC
720c69da 412 log_file $TMPC
b0cfb663 413 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
414}
415
940f335a
MR
416check_asm(){
417 log check_asm "$@"
418 name="$1"
419 asm="$2"
420 shift 2
421 check_cc "$@" <<EOF && enable $name || disable $name
422int foo(void){
423 asm volatile($asm);
424}
425EOF
426}
427
dcd479c0 428check_ld(){
57bd82d4 429 log check_ld "$@"
0607887f 430 check_cc || return
3155a644
MR
431 flags=''
432 libs=''
433 for f; do
434 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
435 done
436 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
437}
438
439check_cflags(){
57bd82d4
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440 log check_cflags "$@"
441 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
442int x;
443EOF
444}
445
446check_ldflags(){
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MR
447 log check_ldflags "$@"
448 check_ld "$@" <<EOF && add_ldflags "$@"
e5af4a11 449int main(void){
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450 return 0;
451}
dcd479c0
MR
452EOF
453}
454
455check_header(){
57bd82d4 456 log check_header "$@"
dcd479c0
MR
457 header=$1
458 shift
d8bc5f06
MR
459 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
460 disable $var
461 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
462#include <$header>
463int x;
464EOF
465}
466
467check_func(){
57bd82d4 468 log check_func "$@"
dcd479c0
MR
469 func=$1
470 shift
d8bc5f06
MR
471 disable $func
472 check_ld "$@" <<EOF && enable $func
dcd479c0 473extern int $func();
e5af4a11 474int main(void){
dcd479c0
MR
475 $func();
476}
477EOF
478}
479
f8d7b072
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480check_func2(){
481 log check_func2 "$@"
482 headers=$1
483 func=$2
484 shift 2
485 disable $func
486 incs=""
487 for hdr in $headers; do
488 incs="$incs
489#include <$hdr>"
490 done
491 check_ld "$@" <<EOF && enable $func
492$incs
e5af4a11 493int main(void){
f8d7b072
MR
494 (void) $func;
495 return 0;
496}
497EOF
498}
499
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500check_lib(){
501 log check_lib "$@"
502 header="$1"
503 func="$2"
504 shift 2
fcfcde17
MR
505 temp_extralibs "$@"
506 check_header $header && check_func $func && add_extralibs "$@"
507 err=$?
508 restore_flags
509 return $err
57bd82d4
MR
510}
511
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MR
512check_lib2(){
513 log check_lib2 "$@"
514 headers="$1"
515 func="$2"
516 shift 2
517 temp_extralibs "$@"
518 check_func2 "$headers" $func && add_extralibs "$@"
519 err=$?
520 restore_flags
521 return $err
522}
523
dcd479c0 524check_exec(){
90be59ef 525 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
57bd82d4
MR
526}
527
7dfef245
MR
528check_exec_crash(){
529 code=`cat`
530
531 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
532 # are safe but may not be available everywhere. Thus we use
533 # raise(SIGTERM) instead. The check is run in a subshell so we
534 # can redirect the "Terminated" message from the shell. SIGBUS
535 # is not defined by standard C so it is used conditionally.
536
537 (check_exec "$@") >>$logfile 2>&1 <<EOF
538#include <signal.h>
539static void sighandler(int sig){
540 raise(SIGTERM);
541}
e5af4a11 542int main(void){
7dfef245
MR
543 signal(SIGILL, sighandler);
544 signal(SIGFPE, sighandler);
545 signal(SIGSEGV, sighandler);
546#ifdef SIGBUS
547 signal(SIGBUS, sighandler);
548#endif
549 { $code }
550}
551EOF
552}
553
57bd82d4
MR
554require(){
555 name="$1"
556 header="$2"
557 func="$3"
558 shift 3
559 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
560}
561
f8d7b072
MR
562require2(){
563 name="$1"
564 headers="$2"
565 func="$3"
566 shift 3
567 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
568}
569
eea50282
MR
570check_foo_config(){
571 cfg=$1
572 pkg=$2
573 header=$3
574 func=$4
575 shift 4
576 disable $cfg
577 check_cmd ${pkg}-config --version
578 err=$?
579 if test "$err" = 0; then
580 temp_cflags `${pkg}-config --cflags`
581 temp_extralibs `${pkg}-config --libs`
582 check_lib "$@" $header $func && enable $cfg
583 fi
584 return $err
585}
586
c505dd31
MR
587apply(){
588 file=$1
589 shift
590 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
591}
592
4a0d6686
AJ
593COMPONENT_LIST="
594 bsfs
595 decoders
596 demuxers
597 encoders
c552605c 598 indevs
4a0d6686 599 muxers
c552605c 600 outdevs
4a0d6686
AJ
601 parsers
602 protocols
603"
604
605CONFIG_LIST="
606 $COMPONENT_LIST
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MR
607 avisynth
608 beos_netserver
c88f5d72
MR
609 ffmpeg
610 ffplay
611 ffserver
612 gpl
ecfc4f44 613 gprof
d8d0d0b2 614 gray
c88f5d72 615 ipv6
7bc5f2a8 616 liba52
f8904fd9 617 liba52bin
f5a756ef
DB
618 libamr
619 libamr_nb
620 libamr_wb
f7b8bffe 621 libdc1394
2eed5a46
DB
622 libfaac
623 libfaad
624 libfaadbin
c88f5d72 625 libgsm
6ebe07fb 626 libmp3lame
c88f5d72 627 libnut
150d2772 628 libtheora
c88f5d72 629 libvorbis
1cc60c47
DB
630 libx264
631 libxvid
c88f5d72 632 memalign_hack
c88f5d72
MR
633 mpegaudio_hp
634 network
2b4c3615 635 powerpc_perf
c88f5d72 636 pp
bd2216e4 637 small
c88f5d72
MR
638 swscaler
639 vhook
56a059ac 640 x11grab
c88f5d72 641 zlib
4a0d6686 642"
c88f5d72 643
8eee7025
DB
644THREADS_LIST='
645 beosthreads
d22e8442 646 os2threads
8eee7025
DB
647 pthreads
648 w32threads
649'
650
3f5b56e5
MR
651ARCH_LIST='
652 alpha
653 armv4l
654 bfin
655 ia64
656 m68k
657 mips
658 parisc
659 powerpc
660 s390
661 sh4
662 sparc
663 sparc64
664 x86
665 x86_32
666 x86_64
667'
668
669ARCH_EXT_LIST='
1ac9331a 670 altivec
1ac9331a 671 armv5te
edab3048 672 armv6
3f5b56e5
MR
673 iwmmxt
674 mmi
675 mmx
9eeed841 676 ssse3
bd9d34a0 677 vis
3f5b56e5
MR
678'
679
680HAVE_LIST="
681 $ARCH_EXT_LIST
682 $THREADS_LIST
683 altivec_h
c9fdab0d 684 arpa_inet_h
c88f5d72 685 byteswap_h
ecf97f22 686 closesocket
1ac9331a 687 cmov
e16e49ac 688 conio_h
c88f5d72 689 dcbzl
f8aa696f
DB
690 dev_bktr_ioctl_bt848_h
691 dev_bktr_ioctl_meteor_h
692 dev_ic_bt8xx_h
693 dev_video_meteor_ioctl_meteor_h
694 dev_video_bktr_ioctl_bt848_h
18b67ae5 695 dlfcn_h
c88f5d72 696 dlopen
245626d0
DB
697 ebp_available
698 ebx_available
c2a29455 699 fast_64bit
7073e9fc 700 fast_cmov
7b829d2a 701 fast_unaligned
9d99cc5a 702 fork
c88f5d72 703 freetype2
da9e86f8 704 gethrtime
4e68cb8a 705 GetProcessTimes
66be5b45 706 getrusage
c88f5d72 707 imlib2
2e1913b1 708 inet_aton
a33cab3a
MK
709 llrint
710 lrint
c88f5d72 711 lrintf
f8aa696f
DB
712 machine_ioctl_bt848_h
713 machine_ioctl_meteor_h
c88f5d72
MR
714 malloc_h
715 memalign
6ffa87d3 716 mkstemp
c88f5d72 717 mlib
9cafbd6c 718 ppc64
a33cab3a
MK
719 round
720 roundf
c88f5d72
MR
721 sdl
722 sdl_video_size
deb29777 723 soundcard_h
b0c858d8 724 sys_poll_h
81644c2e 725 sys_select_h
deb29777 726 sys_soundcard_h
e16e49ac 727 termios_h
b265431e 728 threads
6ff3f3e7 729 winsock2_h
0cb78cef 730"
44161118 731
520cc7f1 732CMDLINE_SELECT="
3f5b56e5 733 $ARCH_EXT_LIST
520cc7f1 734 $CONFIG_LIST
8eee7025 735 $THREADS_LIST
520cc7f1
MR
736 debug
737 extra_warnings
d2bbb2f7 738 optimizations
520cc7f1
MR
739 shared
740 static
741"
742
912f3148
DB
743# code dependency declarations
744
9eeed841
MR
745# architecture extensions
746altivec_deps="powerpc"
747armv5te_deps="armv4l"
748armv6_deps="armv4l"
749iwmmxt_deps="armv4l"
e241ba14 750mmi_deps="mips"
9eeed841
MR
751mmx_deps="x86"
752ssse3_deps="x86"
bd9d34a0 753vis_deps="sparc"
9eeed841 754
912f3148 755# decoders / encoders
6ea67bbb 756ac3_decoder_deps="gpl"
33a0dd37 757dxa_decoder_deps="zlib"
30fd06be 758flashsv_decoder_deps="zlib"
773be23a 759flashsv_encoder_deps="zlib"
4a815a7f 760flv_decoder_deps="h263_decoder"
df495dbd 761h263_decoder_deps="h263_parser mpeg4video_parser"
4a815a7f 762h263i_decoder_deps="h263_decoder"
26b4fe82 763h264_decoder_deps="h264_parser"
30fd06be 764mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
765mpeg4_decoder_deps="h263_decoder"
766msmpeg4v1_decoder_deps="h263_decoder"
767msmpeg4v2_decoder_deps="h263_decoder"
768msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
769png_decoder_deps="zlib"
770png_encoder_deps="zlib"
e2525c6f 771svq3_decoder_deps="h264_parser"
4a815a7f
DB
772vc1_decoder_deps="h263_decoder"
773wmv1_decoder_deps="h263_decoder"
774wmv2_decoder_deps="h263_decoder"
775wmv3_decoder_deps="h263_decoder"
30fd06be
MR
776zmbv_decoder_deps="zlib"
777zmbv_encoder_deps="zlib"
778
912f3148 779# external libraries
7bc5f2a8 780liba52_decoder_deps="liba52"
4ec45764 781liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
782libamr_nb_decoder_deps="libamr_nb"
783libamr_nb_encoder_deps="libamr_nb"
784libamr_wb_decoder_deps="libamr_wb"
785libamr_wb_encoder_deps="libamr_wb"
c9171a83 786libfaac_encoder_deps="libfaac"
69ddbd1d 787libfaad_decoder_deps="libfaad"
4ec45764 788libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
789libgsm_decoder_deps="libgsm"
790libgsm_encoder_deps="libgsm"
8ffed8d8
MR
791libgsm_ms_decoder_deps="libgsm"
792libgsm_ms_encoder_deps="libgsm"
1cc60c47 793libmp3lame_encoder_deps="libmp3lame"
150d2772 794libtheora_encoder_deps="libtheora"
b0caf888 795libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
796libx264_encoder_deps="libx264"
797libxvid_encoder_deps="libxvid"
13566c31 798mpeg4aac_decoder_deps="libfaad"
30fd06be 799
912f3148 800# demuxers / muxers
03a76ba9 801ac3_demuxer_deps="ac3_parser"
50383e88 802audio_beos_demuxer_deps="audio_beos"
4ec45764 803audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 804audio_beos_muxer_deps="audio_beos"
4ec45764 805audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 806avisynth_demuxer_deps="avisynth"
73483024 807bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
fe9bb347 808dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 809libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
810libnut_demuxer_deps="libnut"
811libnut_muxer_deps="libnut"
4bd8e17c 812mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
813oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
814oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 815redir_demuxer_deps="network"
47b515bf 816rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
817rtsp_demuxer_deps="rtp_protocol rtp_muxer"
818sdp_demuxer_deps="rtsp_demuxer"
06e31011
RP
819v4l2_demuxer_deps="linux_videodev2_h"
820v4l_demuxer_deps="linux_videodev_h"
06eab4ba 821x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 822x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 823
912f3148 824# protocols
c08fb000
AB
825http_protocol_deps="network"
826rtp_protocol_deps="udp_protocol"
827tcp_protocol_deps="network"
828udp_protocol_deps="network"
829
912f3148 830# programs
fa859b4d 831ffplay_deps="sdl"
6ad42348 832ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
833ffserver_extralibs='$ldl'
834vhook_extralibs='$ldl'
a2830dca 835
912f3148 836
0f3cb305 837# set temporary file name
57514323 838if test ! -z "$TMPDIR" ; then
0f3cb305 839 TMPDIR1="${TMPDIR}"
57514323 840elif test ! -z "$TEMPDIR" ; then
0f3cb305 841 TMPDIR1="${TEMPDIR}"
3d204385 842else
0f3cb305 843 TMPDIR1="/tmp"
3d204385
NK
844fi
845
0f3cb305
FB
846TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
847TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 848TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
849TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
850TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
851
de6d9b64 852# default parameters
8a608357 853
497237c7 854enable logging
2ba042a7 855logfile="config.err"
8a608357
MR
856
857# installation paths
2266e085 858PREFIX="/usr/local"
c75560ae 859libdir='$(PREFIX)/lib'
84c22efd 860shlibdir="$libdir"
c75560ae 861incdir='$(PREFIX)/include/ffmpeg'
4ca5ece5 862mandir='$(PREFIX)/share/man'
c75560ae 863bindir='$(PREFIX)/bin'
8a608357
MR
864
865# toolchain
de6d9b64
FB
866cc="gcc"
867ar="ar"
be7109c1 868ranlib="ranlib"
4a908fbc 869make="make"
0f3cb305 870strip="strip"
8a608357 871asmalign_pot="unknown"
20369773 872ln_s="ln -sf"
8a608357
MR
873
874# machine
cc6a90dd 875arch=`uname -m`
38d0a8aa 876cpu="generic"
8a608357 877
8a608357 878# OS
b9663405 879targetos=$(tolower $(uname -s))
8a608357 880
8a608357 881# libraries
497237c7 882enable zlib
8a608357
MR
883
884# configurable options
497237c7
RP
885enable debug
886enable dostrip
887enable ffmpeg
888enable ffplay
889enable ffserver
890enable ipv6
891enable static
892enable mpegaudio_hp
893enable network
8400d6b8 894enable optimizations
497237c7 895enable protocols
8a608357
MR
896vhook="default"
897
8a608357 898# build settings
baa3a937 899SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 900VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 901LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 902FFSERVERLDFLAGS=-Wl,-E
f39e56a8 903LDCONFIG="ldconfig"
f3ec2d46
SG
904LIBPREF="lib"
905LIBSUF=".a"
c5f14466
RP
906FULLNAME='$(NAME)$(BUILDSUF)'
907LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
908SLIBPREF="lib"
909SLIBSUF=".so"
c5f14466 910SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
911SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
912SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 913LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 914
c597172e
MR
915# find source path
916source_path="`dirname \"$0\"`"
497237c7 917enable source_path_used
c597172e
MR
918if test -z "$source_path" -o "$source_path" = "." ; then
919 source_path="`pwd`"
497237c7 920 disable source_path_used
c597172e
MR
921else
922 source_path="`cd \"$source_path\"; pwd`"
923 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 924 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
925fi
926
c597172e
MR
927FFMPEG_CONFIGURATION="$@"
928
facbea95
AJ
929ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
930DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
931PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
932BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
933MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
934DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
c4035e5d
LA
935OUTDEV_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavdevice/alldevices.c"`
936INDEV_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavdevice/alldevices.c"`
facbea95 937PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 938
7483e694
DB
939enable $ARCH_EXT_LIST \
940 $DECODER_LIST \
941 $ENCODER_LIST \
942 $PARSER_LIST \
943 $BSF_LIST \
944 $DEMUXER_LIST \
945 $MUXER_LIST \
946 $PROTOCOL_LIST \
947 $INDEV_LIST \
948 $OUTDEV_LIST \
c597172e
MR
949
950die_unknown(){
951 echo "Unknown option \"$1\"."
952 echo "See $0 --help for available options."
953 exit 1
954}
955
794f8e97 956show_list() {
bf0c4afa
RP
957 suffix=_$1
958 shift
959 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
960 exit 0
961}
962
c597172e 963for opt do
7483e694
DB
964 optval="${opt#*=}"
965 case "$opt" in
966 --log)
967 ;;
968 --log=*) logging="$optval"
969 ;;
970 --prefix=*) PREFIX="$optval"
971 ;;
972 --libdir=*) libdir="$optval"
973 ;;
974 --shlibdir=*) shlibdir="$optval"
975 ;;
976 --incdir=*) incdir="$optval"
977 ;;
978 --mandir=*) mandir="$optval"
979 ;;
980 --source-path=*) source_path="$optval"
981 ;;
982 --cross-prefix=*) cross_prefix="$optval"
983 ;;
984 --cross-compile) enable cross_compile
985 ;;
986 --target-os=*) targetos="$optval"
987 ;;
988 --cc=*) cc="$optval"
989 ;;
990 --make=*) make="$optval"
991 ;;
992 --extra-cflags=*) add_cflags "$optval"
993 ;;
994 --extra-ldflags=*) add_ldflags "$optval"
995 ;;
996 --extra-libs=*) add_extralibs "$optval"
997 ;;
998 --build-suffix=*) BUILDSUF="$optval"
999 ;;
1000 --arch=*) arch="$optval"
1001 ;;
1002 --cpu=*) cpu="$optval"
1003 ;;
1004 --enable-sunmlib) enable mlib
1005 ;;
1006 --disable-strip) disable dostrip
1007 ;;
1008 --disable-encoders) disable $ENCODER_LIST
1009 ;;
1010 --disable-decoders) disable $DECODER_LIST
1011 ;;
1012 --disable-muxers) disable $MUXER_LIST
1013 ;;
1014 --disable-demuxers) disable $DEMUXER_LIST
1015 ;;
1016 --disable-parsers) disable $PARSER_LIST
1017 ;;
1018 --disable-bsfs) disable $BSF_LIST
1019 ;;
1020 --disable-protocols) disable $PROTOCOL_LIST
1021 ;;
8fb1cb58 1022 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1023 ;;
7483e694
DB
1024 --enable-*=*|--disable-*=*)
1025 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1026 case "$thing" in
1027 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1028 *) die_unknown "$opt" ;;
1029 esac
1030 ;;
1031 --enable-?*|--disable-?*)
1032 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1033 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1034 $action $option
1035 ;;
1036 --list-*)
1037 NAME="${opt#--list-}"
1038 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1039 NAME=${NAME%s}
1040 eval show_list $NAME \$$(toupper $NAME)_LIST
1041 ;;
1042 --help|-h) show_help
1043 ;;
1044 *)
1045 die_unknown $opt
1046 ;;
1047 esac
c597172e
MR
1048done
1049
270739bb 1050case "$arch" in
7483e694
DB
1051 i386|i486|i586|i686|i86pc|BePC)
1052 arch="x86_32"
1053 enable fast_unaligned
1054 ;;
1055 x86_64|amd64)
1056 arch="x86_32"
1057 enable fast_unaligned
1058 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1059 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1060 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1061 arch="x86_64"
1062 enable fast_64bit
1063 fi
1064 fi
1065 ;;
1066 # armv4l is a subset of armv[567]*l
1067 arm|armv[4567]*l)
1068 arch="armv4l"
1069 ;;
1070 alpha)
1071 arch="alpha"
1072 enable fast_64bit
1073 ;;
1074 "Power Macintosh"|ppc|powerpc)
1075 arch="powerpc"
1076 ;;
1077 ppc64)
1078 arch="powerpc"
c2a29455 1079 enable fast_64bit
d474299a 1080 ;;
7483e694
DB
1081 mips|mipsel|IP*)
1082 arch="mips"
d474299a 1083 ;;
7483e694
DB
1084 sun4u|sparc64)
1085 arch="sparc64"
1086 enable fast_64bit
d474299a 1087 ;;
7483e694
DB
1088 sparc)
1089 arch="sparc"
d474299a 1090 ;;
7483e694
DB
1091 sh4)
1092 arch="sh4"
d474299a 1093 ;;
7483e694
DB
1094 parisc)
1095 arch="parisc"
d474299a 1096 ;;
7483e694
DB
1097 parisc64)
1098 arch="parisc"
1099 enable fast_64bit
d474299a 1100 ;;
7483e694
DB
1101 s390|s390x)
1102 arch="s390"
d474299a 1103 ;;
7483e694
DB
1104 m68k)
1105 arch="m68k"
d474299a 1106 ;;
7483e694
DB
1107 ia64)
1108 arch="ia64"
1109 enable fast_64bit
d474299a 1110 ;;
7483e694
DB
1111 bfin)
1112 arch="bfin"
1113 ;;
1114 *)
1115 arch="unknown"
d474299a 1116 ;;
ef0bc4c9 1117esac
de6d9b64 1118
7483e694
DB
1119enable $arch
1120enabled_any x86_32 x86_64 && enable x86
1121enabled sparc64 && enable sparc
1122
1123# OS specific
1124case $targetos in
1125 beos|haiku|zeta)
1126 PREFIX="$HOME/config"
1127 # helps building libavcodec
1128 add_cflags "-DPIC -fomit-frame-pointer"
1129 # 3 gcc releases known for BeOS, each with ugly bugs
1130 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1131 case "$gcc_version" in
1132 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1133 disable mmx
1134 ;;
1135 *20010315*) echo "BeBits gcc"
1136 add_cflags "-fno-expensive-optimizations"
1137 ;;
1138 esac
1139 LDCONFIG="echo ignoring ldconfig"
1140 SHFLAGS=-nostart
1141 # enable BeOS things
1142 enable audio_beos
1143 # no need for libm, but the inet stuff
1144 # Check for BONE
1145 # XXX: actually should check for NOT net_server
1146 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1147 network_extralibs="-lbind -lsocket"
1148 else
1149 enable beos_netserver
1150 network_extralibs="-lnet"
1151 fi ;;
1152 sunos)
1153 FFSERVERLDFLAGS=""
1154 SHFLAGS='-shared -Wl,-h,$@'
1155 network_extralibs="-lsocket -lnsl"
1156 ;;
1157 netbsd)
1158 oss_demuxer_extralibs="-lossaudio"
1159 oss_muxer_extralibs="-lossaudio"
1160 ;;
1161 openbsd)
1162 disable need_memalign
1163 LIBOBJFLAGS='$(PIC)'
1164 LDCONFIG='ldconfig -m $(SHLIBDIR)'
1165 SHFLAGS='-shared'
1166 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1167 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1168 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1169 oss_demuxer_extralibs="-lossaudio"
1170 oss_muxer_extralibs="-lossaudio"
1171 ;;
1172 freebsd)
1173 disable need_memalign
1174 ;;
1175 bsd/os)
1176 osextralibs="-lpoll -lgnugetopt"
1177 strip="strip -d"
1178 ;;
1179 darwin)
1180 disable need_memalign
1181 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1182 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1183 strip="strip -x"
1184 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1185 SLIBSUF=".dylib"
1186 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1187 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1188 FFSERVERLDFLAGS=-Wl,-bind_at_load
1189 ;;
1190 mingw32*)
1191 targetos=mingw32
1192 shlibdir="$bindir"
1193 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1194 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1195 if enabled swscaler; then
1196 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1197 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1198 fi
1199 disable ffserver
1200 SLIBPREF=""
1201 SLIBSUF=".dll"
1202 EXESUF=".exe"
1203 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1204 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1205 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1206 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1207 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1208 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1209 ;;
1210 cygwin*)
1211 targetos=cygwin
1212 shlibdir="$bindir"
1213 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1214 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1215 if enabled swscaler; then
1216 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1217 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1218 fi
1219 EXESUF=".exe"
1220 SLIBPREF="cyg"
1221 SLIBSUF=".dll"
1222 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1223 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1224 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1225 ;;
4f365f37
MK
1226 *-dos|freedos|opendos)
1227 enable memalign_hack
1228 disable ffplay ffserver vhook
1229 disable $INDEV_LIST $OUTDEV_LIST
1230 network_extralibs="-lsocket"
1231 EXESUF=".exe"
1232 ;;
7483e694
DB
1233 linux)
1234 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1235 enable dv1394
1236 ;;
1237 irix*)
1238 targetos=irix
1239 ranlib="echo ignoring ranlib"
1240 ;;
d22e8442
DY
1241 os/2*)
1242 ar="emxomfar -p256"
1243 ranlib="echo ignoring ranlib"
1244 strip="lxlite"
1245 ln_s="cp -f"
1246 add_cflags "-Zomf"
1247 EXESUF=".exe"
1248 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1249 SHFLAGS='$(NAME).def -Zdll -Zomf'
1250 FFSERVERLDFLAGS=""
1251 LIBSUF="_s.lib"
1252 SLIBPREF=""
1253 SLIBSUF=".dll"
1254 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1255 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1256 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1257 echo PROTMODE >> $(NAME).def; \
1258 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1259 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1260 echo EXPORTS >> $(NAME).def; \
1261 emxexp -o $(OBJS) >> $(NAME).def'
1262 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1263 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1264 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1265 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1266 vhook="no"
1267 ;;
1268
7483e694
DB
1269 *)
1270 targetos="${targetos}-UNKNOWN"
1271 ;;
1272esac
1273
c597172e 1274add_extralibs $osextralibs
de6d9b64 1275
e3c00e34 1276if ! disabled logging ; then
90be59ef 1277 enabled logging || logfile="$logging"
57bd82d4
MR
1278 echo "# $0 $@" >$logfile
1279 set >>$logfile
2ba042a7
MR
1280else
1281 logfile=/dev/null
57bd82d4 1282fi
e89b8b0a 1283
28d8e661
DB
1284# Combine FFLDFLAGS and the LDFLAGS environment variable.
1285LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1286
497237c7 1287test -n "$cross_prefix" && enable cross_compile
1ea46bed
MR
1288cc="${cross_prefix}${cc}"
1289ar="${cross_prefix}${ar}"
1290ranlib="${cross_prefix}${ranlib}"
1291strip="${cross_prefix}${strip}"
1292
320d060a 1293# we need to build at least one lib type
93b3c083 1294if ! enabled_any static shared; then
320d060a
DB
1295 cat <<EOF
1296At least one library type must be built.
1297Specify --enable-static to build the static libraries or --enable-shared to
1298build the shared libraries as well. To only build the shared libraries specify
1299--disable-static in addition to --enable-shared.
1300EOF
1301 exit 1;
1302fi
1303
abc4e572 1304disabled static && LIBNAME=""
2a320695 1305
a2234ceb
RP
1306if enabled_any libfaad libfaadbin ; then
1307 if check_header faad.h; then
1308 check_cc << EOF
1309#include <faad.h>
1310#ifndef FAAD2_VERSION
1311ok faad1
1312#endif
db817cf3 1313int main(void) { return 0; }
a2234ceb
RP
1314EOF
1315 test $? = 0 && enable libfaad2
1316 else
ff3dac65 1317 die "FAAD test failed."
a2234ceb
RP
1318 fi
1319fi
1320
1321
93b3c083 1322if ! enabled gpl; then
54118497
RP
1323 die_gpl_disabled(){
1324 name=$1
1325 shift
1326 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1327 }
1328 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1329 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1330 die_gpl_disabled "libx264" libx264
1331 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1332 die_gpl_disabled "FAAD2" libfaad2
1333 die_gpl_disabled "The X11 grabber" x11grab
1334 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1335fi
b2e3c528 1336
9eeed841 1337check_deps $ARCH_EXT_LIST
0f3cb305 1338
5d323602
MR
1339test -z "$need_memalign" && need_memalign="$mmx"
1340
cf9d24ad 1341#Darwin CC versions
ced75d92 1342if test $targetos = darwin; then
b2924696 1343 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1344 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1345 else
26c1b3be
DB
1346 add_cflags "-no-cpp-precomp -pipe"
1347 check_cflags "-force_cpusubtype_ALL"
1348 check_cflags "-Wno-sign-compare"
7799eeec 1349 disabled shared && add_cflags -mdynamic-no-pic
cf9d24ad 1350 fi
2a1a6b64
MN
1351fi
1352
8400d6b8 1353disabled optimizations || add_cflags -fomit-frame-pointer
cf9d24ad 1354
a4adb608 1355# Add processor-specific flags
38d0a8aa 1356if test $cpu != "generic"; then
bc8ec47b
MR
1357 warn_altivec(){
1358 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1359 }
38d0a8aa 1360 case $cpu in
bb270c08 1361 601|ppc601|PowerPC601)
1c5d830c 1362 add_cflags "-mcpu=601"
bc8ec47b 1363 warn_altivec enabled PPC601
bb270c08
DB
1364 ;;
1365 603*|ppc603*|PowerPC603*)
1c5d830c 1366 add_cflags "-mcpu=603"
bc8ec47b 1367 warn_altivec enabled PPC603
bb270c08
DB
1368 ;;
1369 604*|ppc604*|PowerPC604*)
1c5d830c 1370 add_cflags "-mcpu=604"
bc8ec47b 1371 warn_altivec enabled PPC604
bb270c08
DB
1372 ;;
1373 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1374 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1375 warn_altivec enabled PPC75x
bb270c08
DB
1376 ;;
1377 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1378 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1379 warn_altivec disabled PPC745x
bb270c08
DB
1380 ;;
1381 74*|ppc74*|PowerPC74*)
1c5d830c 1382 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1383 warn_altivec disabled PPC74xx
bb270c08
DB
1384 ;;
1385 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1386 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1387 warn_altivec disabled PPC970
9cafbd6c 1388 enable ppc64
bb270c08 1389 ;;
e07e357d
LB
1390 Cell|CELL|cell)
1391 add_cflags "-mcpu=cell"
1392 warn_altivec disabled Cell
9cafbd6c 1393 enable ppc64
e07e357d 1394 ;;
e7768fc5
GP
1395 # targets that do NOT support conditional mov (cmov)
1396 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1397 add_cflags "-march=$cpu"
497237c7 1398 disable cmov
e7768fc5
GP
1399 ;;
1400 # targets that do support conditional mov (cmov)
416519dd 1401 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1402 add_cflags "-march=$cpu"
497237c7
RP
1403 enable cmov
1404 enable fast_cmov
94e4c3a3
GP
1405 ;;
1406 # targets that do support conditional mov but on which it's slow
1407 pentium4|prescott|nocona)
1408 add_cflags "-march=$cpu"
497237c7
RP
1409 enable cmov
1410 disable fast_cmov
bb270c08 1411 ;;
d7b34d08 1412 sparc64)
1c5d830c 1413 add_cflags "-mcpu=v9"
d7b34d08 1414 ;;
8684704b
MH
1415 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1416 add_cflags "-mfdpic"
846dffeb 1417 add_ldflags "-mfdpic"
8684704b 1418 ;;
6b19786b
MR
1419 arm*)
1420 add_cflags "-mcpu=$cpu"
1421 ;;
bb270c08 1422 *)
7483e694 1423 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1424 ;;
a4adb608
MN
1425 esac
1426fi
1427
412c1562
MR
1428gnu_make(){
1429 $1 --version 2>&1 | grep -q GNU
1430}
1431
1432if ! gnu_make $make; then
1433 gnu_make gmake && make=gmake || die "GNU make not found."
1434fi
1435
be0d52ab
MR
1436# make sure we can execute files in $TMPDIR
1437cat >$TMPE 2>>$logfile <<EOF
1438#! /bin/sh
1439EOF
1440chmod +x $TMPE >>$logfile 2>&1
1441if ! $TMPE >>$logfile 2>&1; then
1442 cat <<EOF
1443Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1444variable to another directory and make sure that $TMPDIR1 is not mounted
1445noexec.
be0d52ab
MR
1446EOF
1447 die "Sanity test failed."
1448fi
0244f743 1449rm $TMPE
be0d52ab 1450
1a268acc
MR
1451# compiler sanity check
1452check_exec <<EOF
e5af4a11 1453int main(void){
1a268acc
MR
1454 return 0;
1455}
1456EOF
1457if test "$?" != 0; then
1458 echo "$cc is unable to create an executable file."
93b3c083 1459 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1a268acc 1460 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1461 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1462 fi
1463 die "C compiler test failed."
1464fi
1465
9eeed841 1466if enabled x86; then
44965991
PI
1467 # check whether EBP is available on x86
1468 # As 'i' is stored on the stack, this program will crash
1469 # if the base pointer is used to access it because the
1470 # base pointer is cleared in the inline assembly code.
7dfef245 1471 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1472 volatile int i=0;
1473 asm volatile (
1474 "xorl %%ebp, %%ebp"
1475 ::: "%ebp");
1476 return i;
44965991
PI
1477EOF
1478
1479 # check wether EBX is available on x86
940f335a 1480 check_asm ebx_available '"":::"%ebx"'
8e380710
LM
1481
1482 # check whether binutils is new enough to compile SSSE3
940f335a 1483 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
44965991
PI
1484fi
1485
87ea51e0
LB
1486# check for assembler specific support
1487
cc6a90dd 1488if test $arch = "powerpc"; then
497237c7 1489check_cc <<EOF && enable dcbzl
87ea51e0
LB
1490int main(void) {
1491 register long zero = 0;
1492 char data[1024];
1493 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1494return 0;
1495}
1496EOF
1497fi
1498
57bd82d4
MR
1499# check for SIMD availability
1500
115329f1 1501# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1502if enabled altivec; then
3ae3b721
RP
1503 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1504 add_cflags "-faltivec" ||
0182fee8 1505 add_cflags "-maltivec -mabi=altivec"
b6e52719 1506
0182fee8 1507 check_header altivec.h
a9a07762 1508
0182fee8 1509 # check if our compiler supports Motorola AltiVec C API
3ae3b721
RP
1510 enabled altivec_h &&
1511 inc_altivec_h="#include <altivec.h>" ||
f25fc9b1 1512 inc_altivec_h=
497237c7 1513 check_cc <<EOF || disable altivec
dcd479c0 1514$inc_altivec_h
a9a07762
MN
1515int main(void) {
1516 vector signed int v1, v2, v3;
1517 v1 = vec_add(v2,v3);
1518 return 0;
1519}
1520EOF
1521fi
ab6c65f6 1522
940f335a
MR
1523enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1524enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1525enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1526enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1527enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1528
8b03def6
DB
1529enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1530
57bd82d4
MR
1531# ---
1532# big/little-endian test
9eebe687
MR
1533check_cc <<EOF || die "endian test failed"
1534unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1535EOF
e89d9fd8 1536grep -q BIGE $TMPO && enable bigendian
487a54d7 1537
a3999908 1538# ---
3d204385
NK
1539# check availability of some header files
1540
a98bb16d
RP
1541if check_func dlopen; then
1542 ldl=
1543elif check_func dlopen -ldl; then
1544 ldl=-ldl
8bf5d58f
MN
1545fi
1546
7483e694
DB
1547check_func fork
1548check_func gethrtime
1549check_func getrusage
1550check_func inet_aton
1551check_func memalign
1552check_func mkstemp
a98bb16d 1553check_func2 windows.h GetProcessTimes
6ffa87d3 1554
a98bb16d 1555check_header byteswap.h
e16e49ac 1556check_header conio.h
a98bb16d
RP
1557check_header dlfcn.h
1558check_header malloc.h
1559check_header termios.h
1560
1561if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1562 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1563fi
e16e49ac 1564
497237c7 1565enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
57bd82d4 1566
b0c858d8
FR
1567# ffserver uses poll(),
1568# if it's not found we can emulate it using select().
1569if enabled ffserver; then
1570 check_header sys/poll.h
81644c2e 1571 check_header sys/select.h
b0c858d8
FR
1572fi
1573
57bd82d4
MR
1574# check for some common methods of building with pthread support
1575# do this before the optional library checks as some of them require pthreads
1576if enabled pthreads; then
9e7fd101
MR
1577 if check_func pthread_create; then
1578 :
1579 elif check_func pthread_create -pthread; then
1580 add_cflags -pthread
1581 add_ldflags -pthread
1582 elif check_func pthread_create -pthreads; then
1583 add_cflags -pthreads
1584 add_ldflags -pthreads
1585 elif ! check_lib pthread.h pthread_create -lpthread; then
1586 die "ERROR: can't find pthreads library"
1587 fi
57bd82d4
MR
1588fi
1589
8eee7025 1590for thread in $THREADS_LIST; do
e5f94c2b 1591 if enabled $thread; then
3ae3b721
RP
1592 test -n "$thread_type" &&
1593 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1594 thread_type="$thread"
e5f94c2b
RP
1595 fi
1596done
1597
fdf88598
MR
1598check_lib math.h sin -lm
1599
a33cab3a
MK
1600# test for C99 functions in math.h
1601for func in llrint lrint lrintf round roundf; do
1602 check_exec <<EOF && enable $func || disable $func
f32adb22
MR
1603#define _ISOC9X_SOURCE 1
1604#include <math.h>
a33cab3a 1605int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1606EOF
a33cab3a 1607done
f32adb22 1608
f5a756ef 1609enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1610
57bd82d4 1611# these are off by default, so fail if requested and not available
79fda097 1612enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1613enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1614enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1615enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1616enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
79fda097
DB
1617enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1618enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1619enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1620enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1621enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1622enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1623enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1624enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1625enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1626enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1627
6ea67bbb
JR
1628# disable the native AC-3 decoder if liba52 is enabled
1629enabled liba52 && disable ac3_decoder
1630
c13e1abd
FH
1631_restrict=
1632for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1633 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1634void foo(char * $restrict_keyword p);
1635EOF
c13e1abd
FH
1636done
1637
703afd07 1638test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1639
b0268cc0 1640if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
497237c7 1641 disable vhook
fbb9d104 1642 echo
b0268cc0 1643 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1644 echo "Patches welcome."
1645 echo
1646fi
1647
8d923001
MR
1648if enabled vhook; then
1649 check_ldflags -rdynamic
1650 check_ldflags -export-dynamic
1651fi
bfd2edeb 1652
eea50282
MR
1653check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1654check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1655
a86b921c 1656##########################################
29799f8b 1657# SDL check
a86b921c 1658
497237c7
RP
1659disable sdl_too_old
1660disable sdl
6a1a892f 1661SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1662if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1663 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1664 temp_cflags $sdl_cflags
dcd479c0 1665 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1666 if check_lib SDL.h SDL_Init; then
dcd479c0 1667 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1668 if test "$_sdlversion" -lt 121 ; then
497237c7 1669 enable sdl_too_old
dcd479c0 1670 else
497237c7 1671 enable sdl
225e21ef 1672 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1673#include <SDL.h>
1674int main(void){
1675 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1676 int w = vi->current_w;
1677 return 0;
1678}
1679EOF
dcd479c0
MR
1680 fi
1681 fi
29f3b38a 1682 restore_flags
c3f6b472 1683fi
57bd82d4 1684
d5697779 1685texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1686
7a91333f 1687##########################################
73b46a95
RP
1688# Network check
1689
1690if enabled network; then
1691 # Prefer arpa/inet.h over winsock2
1692 if check_header arpa/inet.h ; then
1693 check_func closesocket
1694 elif check_header winsock2.h ; then
ea10ddde 1695 network_extralibs="-lws2_32"
73b46a95
RP
1696 check_func2 winsock2.h closesocket
1697 fi
1698fi
1699
1700##########################################
29799f8b 1701# IPv6 check
7a91333f 1702
497237c7 1703enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1704#include <sys/types.h>
1705#include <sys/socket.h>
1706#include <netinet/in.h>
1707#include <netdb.h>
db817cf3 1708int main(void) {
7483e694
DB
1709 struct sockaddr_storage saddr;
1710 struct ipv6_mreq mreq6;
1711 getaddrinfo(0,0,0,0);
1712 getnameinfo(0,0,0,0,0,0,0);
1713 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1714}
1715EOF
1716
06e31011
RP
1717check_header linux/videodev.h
1718check_header linux/videodev2.h
47f38850 1719
f8aa696f 1720# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1721{ check_header dev/bktr/ioctl_meteor.h &&
1722 check_header dev/bktr/ioctl_bt848.h; } ||
1723{ check_header machine/ioctl_meteor.h &&
1724 check_header machine/ioctl_bt848.h; } ||
1725{ check_header dev/video/meteor/ioctl_meteor.h &&
1726 check_header dev/video/bktr/ioctl_bt848.h; } ||
1727check_header dev/ic/bt8xx.h
f8aa696f 1728
c7682de0
RP
1729check_header sys/soundcard.h
1730check_header soundcard.h
deb29777 1731
7483e694 1732# deal with the X11 frame grabber
56a059ac 1733enabled x11grab &&
f58f4ce1
GP
1734check_header X11/Xlib.h &&
1735check_header X11/extensions/XShm.h &&
1736check_func XOpenDisplay -lX11 &&
06eab4ba 1737check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1738
57bd82d4
MR
1739enabled debug && add_cflags -g
1740
1741# add some useful compiler flags if supported
1742check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1743check_cflags -Wall
1744check_cflags -Wno-switch
c07bd6a9
MN
1745check_cflags -Wdisabled-optimization
1746check_cflags -Wpointer-arith
1747check_cflags -Wredundant-decls
cc1fb623 1748check_cflags -Wno-pointer-sign
5af4e0cc 1749enabled extra_warnings && check_cflags -Winline
cf9d24ad 1750
57bd82d4 1751# add some linker flags
5c0e9479 1752check_ldflags -Wl,--warn-common
e240ee67 1753check_ldflags $LDLATEFLAGS
c2fd6530 1754check_ldflags -Wl,-Bsymbolic
94a3401e 1755
bd2216e4
MR
1756if enabled small; then
1757 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1758 optimizations="small"
1759elif enabled optimizations; then
b2924696 1760 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1761 add_cflags "-O5"
1762 add_ldflags "-O5"
cf9d24ad 1763 else
30a3e5d4 1764 add_cflags "-O3"
cf9d24ad 1765 fi
cddf3f45
GM
1766fi
1767
80581e98 1768# PIC flags for shared library objects where they are needed
5af4e0cc 1769if enabled shared; then
569cb218
MR
1770 # LIBOBJFLAGS may have already been set in the OS configuration
1771 if test -z "$LIBOBJFLAGS" ; then
1772 case "$arch" in
1773 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1774 esac
1775 fi
80581e98
MN
1776fi
1777
90be59ef 1778if enabled gprof; then
30a3e5d4
NP
1779 add_cflags "-p"
1780 add_ldflags "-p"
1db54e20
DB
1781fi
1782
3b26ee47 1783VHOOKCFLAGS="-fPIC"
18451f7d 1784
7f3c02fc 1785# Find out if the .align argument is a power of two or not.
4454dc1b 1786if test $asmalign_pot = "unknown"; then
497237c7
RP
1787 disable asmalign_pot
1788 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1789fi
1790
7483e694
DB
1791enabled_any $DECODER_LIST && enable decoders
1792enabled_any $ENCODER_LIST && enable encoders
1793enabled_any $BSF_LIST && enable bsfs
1794enabled_any $DEMUXER_LIST && enable demuxers
1795enabled_any $MUXER_LIST && enable muxers
1796enabled_any $INDEV_LIST && enable demuxers
1797enabled_any $OUTDEV_LIST && enable muxers
1798enabled_any $PROTOCOL_LIST && enable protocols
1799
1800enabled_any $THREADS_LIST && enable threads
1801
1802check_deps $CONFIG_LIST \
1803 $HAVE_LIST \
1804 $DECODER_LIST \
1805 $ENCODER_LIST \
1806 $PARSER_LIST \
1807 $BSF_LIST \
1808 $DEMUXER_LIST \
1809 $MUXER_LIST \
1810 $INDEV_LIST \
1811 $OUTDEV_LIST \
1812 $PROTOCOL_LIST \
f70f03f6 1813
f7b8bffe 1814enabled libdc1394 && append pkg_requires "libraw1394"
fb2ce7d9 1815enabled libtheora && append pkg_requires "theora"
f9def9cc 1816enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1817
f36958f8
DB
1818echo "install prefix $PREFIX"
1819echo "source path $source_path"
1820echo "C compiler $cc"
1821echo "make $make"
bfd5afd8 1822echo ".align is power-of-two $asmalign_pot"
f36958f8 1823echo "ARCH $arch ($cpu)"
eb94aca9 1824if test "$BUILDSUF" != ""; then
f36958f8 1825 echo "build suffix $BUILDSUF"
eb94aca9 1826fi
0db2ce77 1827echo "big-endian ${bigendian-no}"
419b8784 1828if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1829 echo "MMX enabled ${mmx-no}"
1830 echo "CMOV enabled ${cmov-no}"
1831 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1832 echo "EBX available ${ebx_available-no}"
1833 echo "EBP available ${ebp_available-no}"
e41e8342 1834fi
cc6a90dd 1835if test $arch = "armv4l"; then
0db2ce77
MR
1836 echo "ARMv5TE enabled ${armv5te-no}"
1837 echo "ARMv6 enabled ${armv6-no}"
1838 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1839fi
e241ba14 1840if test $arch = "mips"; then
0db2ce77 1841 echo "MMI enabled ${mmi-no}"
e41e8342 1842fi
cc6a90dd 1843if test $arch = "powerpc"; then
0db2ce77
MR
1844 echo "AltiVec enabled ${altivec-no}"
1845 echo "dcbzl available ${dcbzl-no}"
e41e8342 1846fi
0db2ce77
MR
1847echo "gprof enabled ${gprof-no}"
1848echo "debug symbols ${debug-no}"
1849echo "strip symbols ${dostrip-no}"
8400d6b8 1850echo "optimizations ${optimizations-no}"
0db2ce77
MR
1851echo "static ${static-no}"
1852echo "shared ${shared-no}"
1853echo "postprocessing support ${pp-no}"
1854echo "software scaler enabled ${swscaler-no}"
1855echo "video hooking ${vhook-no}"
90be59ef 1856if enabled vhook; then
0db2ce77
MR
1857 echo "Imlib2 support ${imlib2-no}"
1858 echo "FreeType support ${freetype2-no}"
68892110 1859fi
0db2ce77 1860echo "network support ${network-no}"
90be59ef 1861if enabled network; then
0db2ce77 1862 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1863fi
0db2ce77
MR
1864echo "threading support ${thread_type-no}"
1865echo "SDL support ${sdl-no}"
90be59ef 1866if enabled sdl_too_old; then
bfd5afd8
DB
1867 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1868fi
0db2ce77
MR
1869echo "Sun medialib support ${mlib-no}"
1870echo "AVISynth enabled ${avisynth-no}"
1871echo "liba52 support ${liba52-no}"
1872echo "liba52 dlopened ${liba52bin-no}"
1873echo "libamr-nb support ${libamr_nb-no}"
1874echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 1875echo "libdc1394 support ${libdc1394-no}"
0db2ce77
MR
1876echo "libfaac enabled ${libfaac-no}"
1877echo "libfaad enabled ${libfaad-no}"
7e0871a7 1878echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1879echo "libgsm enabled ${libgsm-no}"
1880echo "libmp3lame enabled ${libmp3lame-no}"
1881echo "libnut enabled ${libnut-no}"
0db2ce77
MR
1882echo "libtheora enabled ${libtheora-no}"
1883echo "libvorbis enabled ${libvorbis-no}"
1884echo "x264 enabled ${libx264-no}"
1885echo "XviD enabled ${libxvid-no}"
1886echo "zlib enabled ${zlib-no}"
3ae3b721
RP
1887enabled gpl &&
1888 echo "License: GPL" ||
f25fc9b1 1889 echo "License: LGPL"
de6d9b64 1890
7dd2862b 1891for type in decoder encoder parser demuxer muxer protocol bsf indev outdev; do
8138b9db
RP
1892 echo "Enabled ${type}s:"
1893 ucname="\$`toupper $type`_LIST"
1894 list="`eval echo $ucname`"
1895 partlist=""
1896 for part in $list; do
1897 enabled $part && partlist="$partlist $part"
1898 done
1899 partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1900 echo $partlist
1901done
1902
29799f8b 1903echo "Creating config.mak and config.h..."
de6d9b64 1904
29799f8b
DB
1905echo "# Automatically generated by configure - do not modify!" > config.mak
1906echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
1907echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1908echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 1909echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1910
2266e085 1911echo "PREFIX=$PREFIX" >> config.mak
c75560ae 1912echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1913echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1914echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1915echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1916echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1917echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1918echo "MAKE=$make" >> config.mak
980fc7b8
FB
1919echo "CC=$cc" >> config.mak
1920echo "AR=$ar" >> config.mak
be7109c1 1921echo "RANLIB=$ranlib" >> config.mak
78eb6531 1922echo "LDCONFIG=$LDCONFIG" >> config.mak
20369773 1923echo "LN_S=$ln_s" >> config.mak
3ae3b721
RP
1924enabled dostrip &&
1925 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 1926 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 1927
a9b3f630 1928echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1929echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1930echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 1931echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1932echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1933echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1934echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1935echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1936echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1937echo "BUILDSUF=$BUILDSUF" >> config.mak
c5f14466 1938echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 1939echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 1940echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 1941echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 1942echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
1943echo "SLIBSUF=$SLIBSUF" >> config.mak
1944echo "EXESUF=$EXESUF" >> config.mak
4dc62701 1945
90be59ef 1946if enabled bigendian; then
7483e694
DB
1947 echo "WORDS_BIGENDIAN=yes" >> config.mak
1948 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1949fi
90be59ef 1950if enabled mmx; then
7483e694 1951 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1952fi
44161118 1953
90be59ef 1954if enabled sdl; then
7483e694
DB
1955 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1956 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1957fi
90be59ef 1958if enabled texi2html; then
7483e694 1959 echo "BUILD_DOC=yes" >> config.mak
146ea952 1960fi
5a872801 1961
790c9ca7 1962sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1963pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801 1964lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
c721d803 1965lavd_version=`grep '#define LIBAVDEVICE_VERSION ' "$source_path/libavdevice/avdevice.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1966lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1967lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1968
1969
1970
5af4e0cc 1971if enabled shared; then
7483e694
DB
1972 echo "BUILD_SHARED=yes" >> config.mak
1973 echo "PIC=-fPIC -DPIC" >> config.mak
1974 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1975 echo "SPPVERSION=$pp_version" >> config.mak
1976 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1977 echo "LAVCVERSION=$lavc_version" >> config.mak
1978 echo "LAVDMAJOR=${lavd_version%%.*}" >> config.mak
1979 echo "LAVDVERSION=$lavd_version" >> config.mak
1980 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1981 echo "LAVFVERSION=$lavf_version" >> config.mak
1982 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1983 echo "LAVUVERSION=$lavu_version" >> config.mak
1984 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1985 echo "SWSVERSION=$sws_version" >> config.mak
1986 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1987 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1988 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 1989 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
1990 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1991 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1992 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 1993fi
d7e27559 1994echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 1995echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 1996
3d907e22
MR
1997print_config ARCH_ $TMPH config.mak $ARCH_LIST
1998print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
1999print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2000 $DECODER_LIST \
2001 $ENCODER_LIST \
2002 $PARSER_LIST \
2003 $BSF_LIST \
2004 $DEMUXER_LIST \
2005 $MUXER_LIST \
2006 $PROTOCOL_LIST \
2007 $INDEV_LIST \
2008 $OUTDEV_LIST \
8ac17293 2009
c13e1abd
FH
2010echo "#define restrict $_restrict" >> $TMPH
2011
bd2216e4 2012if enabled small; then
7483e694 2013 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2014fi
2015
997baf01
MR
2016echo "SRC_PATH=\"$source_path\"" >> config.mak
2017echo "SRC_PATH_BARE=$source_path" >> config.mak
2018echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2019
8156056e 2020# Apparently it's not possible to portably echo a backslash.
3ae3b721 2021enabled asmalign_pot &&
7483e694
DB
2022 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2023 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2024
bc634f6f 2025
9c05103f
DB
2026echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2027
9cb2cf10 2028# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
3ae3b721
RP
2029cmp -s $TMPH config.h &&
2030 echo "config.h is unchanged" ||
2031 mv -f $TMPH config.h
3d204385 2032
f3ec2d46 2033rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 2034
165af439 2035# build tree in object directory if source path is different from current one
90be59ef 2036if enabled source_path_used; then
165af439 2037 DIRS="\
7483e694
DB
2038 doc \
2039 libavcodec \
2040 libavcodec/alpha \
2041 libavcodec/armv4l \
2042 libavcodec/bfin \
2043 libavcodec/i386 \
2044 libavcodec/mlib \
2045 libavcodec/ppc \
2046 libavcodec/sh4 \
2047 libavcodec/sparc \
52a9cf34 2048 libavdevice \
7483e694
DB
2049 libavformat \
2050 libavutil \
2051 libpostproc \
2052 libswscale \
2053 tests \
2054 tools \
2055 vhook \
2056 "
165af439 2057 FILES="\
7483e694
DB
2058 Makefile \
2059 common.mak \
2060 doc/texi2pod.pl \
2061 libavcodec/Makefile \
52a9cf34 2062 libavdevice/Makefile \
7483e694
DB
2063 libavformat/Makefile \
2064 libavutil/Makefile \
2065 libpostproc/Makefile \
2066 libswscale/Makefile \
2067 "
165af439 2068 for dir in $DIRS ; do
7483e694 2069 mkdir -p $dir
165af439
MR
2070 done
2071 for f in $FILES ; do
20369773 2072 $ln_s "$source_path/$f" $f
165af439
MR
2073 done
2074fi
def4272a 2075
def4272a 2076
d0674868 2077# build pkg-config files
77aee36c 2078# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 2079
d0674868
DB
2080pkgconfig_generate(){
2081name=$1
2082comment=$2
2083version=$3
2084libs=$4
2085requires=$5
2086include=$6
2087cat <<EOF >$name.pc
2266e085 2088prefix=$PREFIX
a94e666c 2089exec_prefix=\${prefix}
def4272a 2090libdir=\${exec_prefix}/lib
a94e666c 2091includedir=\${prefix}/include
def4272a 2092
d0674868
DB
2093Name: $name
2094Description: $comment
2095Version: $version
2096Requires: $requires
def4272a 2097Conflicts:
d0674868 2098Libs: -L\${libdir} $libs
08c015c0 2099Cflags: -I\${includedir}/$include
def4272a 2100EOF
d0674868 2101}
def4272a 2102
d0674868
DB
2103pkgconfig_generate_uninstalled(){
2104name=$1
9c476fd6 2105shortname=${name#lib}
d0674868
DB
2106comment=$2
2107version=$3
2108libs=$4
2109requires=$5
2110cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2111prefix=
2112exec_prefix=
d0674868
DB
2113libdir=\${pcfiledir}/$name
2114includedir=\${pcfiledir}/$name
def4272a 2115
d0674868
DB
2116Name: $name
2117Description: $comment
2118Version: $version
2119Requires: $requires
def4272a 2120Conflicts:
d0674868 2121Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2122Cflags: -I\${includedir}
2123EOF
d0674868 2124}
def4272a 2125
9d824ad1 2126pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2127pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2128
d0674868
DB
2129pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2130pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2131
d0674868
DB
2132pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2133pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2134
c721d803
LA
2135pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version" ffmpeg
2136pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
90be59ef 2137if enabled pp; then
7483e694
DB
2138 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2139 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2e3bcd38 2140fi
790c9ca7 2141
c839db53 2142if enabled swscaler; then
7483e694
DB
2143 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2144 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2145else
7483e694
DB
2146 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2147 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2148 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2149 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2150fi