Fix detected fps for old divx/xvid.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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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
MR
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
74c53c2d
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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]"
74c53c2d
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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]"
0a622b98
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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]"
0a622b98
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78 echo
79 echo "External library support:"
80 echo " --enable-sunmlib use Sun medialib [default=no]"
e2745046
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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]"
f5a756ef
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"
f7b8bffe
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86 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
87 echo " and libraw1394 [default=no]"
e2745046
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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]"
f9def9cc
DB
96 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
97 echo " native implementation exists [default=no]"
1cc60c47
DB
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]"
74c53c2d
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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]"
7c758d33
DB
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"
74c53c2d
MR
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"
74c53c2d
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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"
ff70e601
MR
142 echo " --disable-muxer=NAME disables muxer NAME"
143 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 144 echo " --disable-muxers disables all muxers"
ff70e601
MR
145 echo " --disable-demuxer=NAME disables demuxer NAME"
146 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 147 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
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
PI
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"
c552605c
DB
165 echo " --list-indevs show all available input devices"
166 echo " --list-outdevs show all available output devices"
0a622b98
MR
167 echo
168 echo "Developer options (useful when working on FFmpeg itself):"
169 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 170 echo " --disable-optimizations disable compiler optimizations"
0a622b98
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171 echo " --enable-extra-warnings enable more compiler warnings"
172 echo " --disable-strip disable stripping of executables and shared libraries"
74c53c2d
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173 echo ""
174 echo "NOTE: Object files are built at the place where configure is launched."
175 exit 1
176}
cf9d24ad 177
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178log(){
179 echo "$@" >>$logfile
180}
181
720c69da 182log_file(){
c8e9f801 183 log BEGIN $1
6b324648 184 pr -n -t $1 >>$logfile
c8e9f801
MR
185 log END $1
186}
187
2ba042a7 188echolog(){
c8e9f801 189 log "$@"
57bd82d4 190 echo "$@"
2ba042a7
MR
191}
192
193die(){
194 echolog "$@"
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
2ba042a7
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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 $TMPH
212 exit 1
213}
214
904e48f1 215# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
44161118
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216toupper(){
217 echo "$@" | tr '[a-z]' '[A-Z]'
218}
219
4a5444db
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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
37970ebf
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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
85bca2c5
DB
273disabled_all(){
274 for opt; do
275 disabled $opt || return 1
276 done
277}
278
44161118
MR
279enabled_any(){
280 for opt; do
281 enabled $opt && return 0
282 done
283}
284
85bca2c5
DB
285disabled_any(){
286 for opt; do
287 disabled $opt && return 0
288 done
289}
290
4a0d6686
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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
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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
44161118
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 (: ${SAVE_CFLAGS?}) 2>/dev/null
344}
345
dcd479c0 346save_flags(){
57bd82d4 347 flags_saved && return
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MR
348 SAVE_CFLAGS="$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(){
57bd82d4
MR
447 log check_ldflags "$@"
448 check_ld "$@" <<EOF && add_ldflags "$@"
e5af4a11 449int main(void){
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MR
450 return 0;
451}
dcd479c0
MR
452EOF
453}
454
455check_header(){
57bd82d4 456 log check_header "$@"
dcd479c0
MR
457 header=$1
458 shift
d8bc5f06
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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) $func;
495 return 0;
496}
497EOF
498}
499
57bd82d4
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500check_lib(){
501 log check_lib "$@"
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 $err
57bd82d4
MR
510}
511
f8d7b072
MR
512check_lib2(){
513 log check_lib2 "$@"
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
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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
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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
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MR
587apply(){
588 file=$1
589 shift
590 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
591}
592
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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
c88f5d72
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
c88f5d72 709 lrintf
f8aa696f
DB
710 machine_ioctl_bt848_h
711 machine_ioctl_meteor_h
c88f5d72
MR
712 malloc_h
713 memalign
6ffa87d3 714 mkstemp
c88f5d72 715 mlib
9cafbd6c 716 ppc64
c88f5d72
MR
717 sdl
718 sdl_video_size
deb29777 719 soundcard_h
b0c858d8 720 sys_poll_h
deb29777 721 sys_soundcard_h
e16e49ac 722 termios_h
b265431e 723 threads
6ff3f3e7 724 winsock2_h
0cb78cef 725"
44161118 726
520cc7f1 727CMDLINE_SELECT="
3f5b56e5 728 $ARCH_EXT_LIST
520cc7f1 729 $CONFIG_LIST
8eee7025 730 $THREADS_LIST
520cc7f1
MR
731 debug
732 extra_warnings
d2bbb2f7 733 optimizations
520cc7f1
MR
734 shared
735 static
736"
737
912f3148
DB
738# code dependency declarations
739
9eeed841
MR
740# architecture extensions
741altivec_deps="powerpc"
742armv5te_deps="armv4l"
743armv6_deps="armv4l"
744iwmmxt_deps="armv4l"
e241ba14 745mmi_deps="mips"
9eeed841
MR
746mmx_deps="x86"
747ssse3_deps="x86"
bd9d34a0 748vis_deps="sparc"
9eeed841 749
912f3148 750# decoders / encoders
6ea67bbb 751ac3_decoder_deps="gpl"
33a0dd37 752dxa_decoder_deps="zlib"
30fd06be 753flashsv_decoder_deps="zlib"
773be23a 754flashsv_encoder_deps="zlib"
4a815a7f 755flv_decoder_deps="h263_decoder"
df495dbd 756h263_decoder_deps="h263_parser mpeg4video_parser"
4a815a7f 757h263i_decoder_deps="h263_decoder"
26b4fe82 758h264_decoder_deps="h264_parser"
30fd06be 759mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
760mpeg4_decoder_deps="h263_decoder"
761msmpeg4v1_decoder_deps="h263_decoder"
762msmpeg4v2_decoder_deps="h263_decoder"
763msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
764png_decoder_deps="zlib"
765png_encoder_deps="zlib"
e2525c6f 766svq3_decoder_deps="h264_parser"
4a815a7f
DB
767vc1_decoder_deps="h263_decoder"
768wmv1_decoder_deps="h263_decoder"
769wmv2_decoder_deps="h263_decoder"
770wmv3_decoder_deps="h263_decoder"
30fd06be
MR
771zmbv_decoder_deps="zlib"
772zmbv_encoder_deps="zlib"
773
912f3148 774# external libraries
7bc5f2a8 775liba52_decoder_deps="liba52"
4ec45764 776liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
777libamr_nb_decoder_deps="libamr_nb"
778libamr_nb_encoder_deps="libamr_nb"
779libamr_wb_decoder_deps="libamr_wb"
780libamr_wb_encoder_deps="libamr_wb"
c9171a83 781libfaac_encoder_deps="libfaac"
69ddbd1d 782libfaad_decoder_deps="libfaad"
4ec45764 783libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
784libgsm_decoder_deps="libgsm"
785libgsm_encoder_deps="libgsm"
8ffed8d8
MR
786libgsm_ms_decoder_deps="libgsm"
787libgsm_ms_encoder_deps="libgsm"
1cc60c47 788libmp3lame_encoder_deps="libmp3lame"
150d2772 789libtheora_encoder_deps="libtheora"
b0caf888 790libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
791libx264_encoder_deps="libx264"
792libxvid_encoder_deps="libxvid"
13566c31 793mpeg4aac_decoder_deps="libfaad"
30fd06be 794
912f3148 795# demuxers / muxers
03a76ba9 796ac3_demuxer_deps="ac3_parser"
50383e88 797audio_beos_demuxer_deps="audio_beos"
4ec45764 798audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 799audio_beos_muxer_deps="audio_beos"
4ec45764 800audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 801avisynth_demuxer_deps="avisynth"
73483024 802bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
fe9bb347 803dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 804libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
805libnut_demuxer_deps="libnut"
806libnut_muxer_deps="libnut"
4bd8e17c 807mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
808oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
809oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 810redir_demuxer_deps="network"
47b515bf 811rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
812rtsp_demuxer_deps="rtp_protocol rtp_muxer"
813sdp_demuxer_deps="rtsp_demuxer"
06e31011
RP
814v4l2_demuxer_deps="linux_videodev2_h"
815v4l_demuxer_deps="linux_videodev_h"
06eab4ba 816x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 817x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 818
912f3148 819# protocols
c08fb000
AB
820http_protocol_deps="network"
821rtp_protocol_deps="udp_protocol"
822tcp_protocol_deps="network"
823udp_protocol_deps="network"
824
912f3148 825# programs
fa859b4d 826ffplay_deps="sdl"
6ad42348 827ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
828ffserver_extralibs='$ldl'
829vhook_extralibs='$ldl'
a2830dca 830
912f3148 831
0f3cb305 832# set temporary file name
57514323 833if test ! -z "$TMPDIR" ; then
0f3cb305 834 TMPDIR1="${TMPDIR}"
57514323 835elif test ! -z "$TEMPDIR" ; then
0f3cb305 836 TMPDIR1="${TEMPDIR}"
3d204385 837else
0f3cb305 838 TMPDIR1="/tmp"
3d204385
NK
839fi
840
0f3cb305
FB
841TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
842TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 843TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
844TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
845TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
846
de6d9b64 847# default parameters
8a608357 848
497237c7 849enable logging
2ba042a7 850logfile="config.err"
8a608357
MR
851
852# installation paths
2266e085 853PREFIX="/usr/local"
c75560ae 854libdir='$(PREFIX)/lib'
84c22efd 855shlibdir="$libdir"
c75560ae 856incdir='$(PREFIX)/include/ffmpeg'
4ca5ece5 857mandir='$(PREFIX)/share/man'
c75560ae 858bindir='$(PREFIX)/bin'
8a608357
MR
859
860# toolchain
de6d9b64
FB
861cc="gcc"
862ar="ar"
be7109c1 863ranlib="ranlib"
4a908fbc 864make="make"
0f3cb305 865strip="strip"
8a608357 866asmalign_pot="unknown"
20369773 867ln_s="ln -sf"
8a608357
MR
868
869# machine
cc6a90dd 870arch=`uname -m`
38d0a8aa 871cpu="generic"
8a608357 872
8a608357 873# OS
b9663405 874targetos=$(tolower $(uname -s))
8a608357 875
8a608357 876# libraries
497237c7 877enable zlib
8a608357
MR
878
879# configurable options
497237c7
RP
880enable debug
881enable dostrip
882enable ffmpeg
883enable ffplay
884enable ffserver
885enable ipv6
886enable static
887enable mpegaudio_hp
888enable network
8400d6b8 889enable optimizations
497237c7 890enable protocols
8a608357
MR
891vhook="default"
892
8a608357 893# build settings
baa3a937 894SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 895VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 896LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 897FFSERVERLDFLAGS=-Wl,-E
f39e56a8 898LDCONFIG="ldconfig"
f3ec2d46
SG
899LIBPREF="lib"
900LIBSUF=".a"
c5f14466
RP
901FULLNAME='$(NAME)$(BUILDSUF)'
902LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
903SLIBPREF="lib"
904SLIBSUF=".so"
c5f14466 905SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
906SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
907SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 908LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 909
c597172e
MR
910# find source path
911source_path="`dirname \"$0\"`"
497237c7 912enable source_path_used
c597172e
MR
913if test -z "$source_path" -o "$source_path" = "." ; then
914 source_path="`pwd`"
497237c7 915 disable source_path_used
c597172e
MR
916else
917 source_path="`cd \"$source_path\"; pwd`"
918 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 919 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
920fi
921
c597172e
MR
922FFMPEG_CONFIGURATION="$@"
923
facbea95
AJ
924ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
925DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
926PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
927BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
928MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
929DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
c4035e5d
LA
930OUTDEV_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavdevice/alldevices.c"`
931INDEV_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavdevice/alldevices.c"`
facbea95 932PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 933
7483e694
DB
934enable $ARCH_EXT_LIST \
935 $DECODER_LIST \
936 $ENCODER_LIST \
937 $PARSER_LIST \
938 $BSF_LIST \
939 $DEMUXER_LIST \
940 $MUXER_LIST \
941 $PROTOCOL_LIST \
942 $INDEV_LIST \
943 $OUTDEV_LIST \
c597172e
MR
944
945die_unknown(){
946 echo "Unknown option \"$1\"."
947 echo "See $0 --help for available options."
948 exit 1
949}
950
794f8e97 951show_list() {
bf0c4afa
RP
952 suffix=_$1
953 shift
954 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
955 exit 0
956}
957
c597172e 958for opt do
7483e694
DB
959 optval="${opt#*=}"
960 case "$opt" in
961 --log)
962 ;;
963 --log=*) logging="$optval"
964 ;;
965 --prefix=*) PREFIX="$optval"
966 ;;
967 --libdir=*) libdir="$optval"
968 ;;
969 --shlibdir=*) shlibdir="$optval"
970 ;;
971 --incdir=*) incdir="$optval"
972 ;;
973 --mandir=*) mandir="$optval"
974 ;;
975 --source-path=*) source_path="$optval"
976 ;;
977 --cross-prefix=*) cross_prefix="$optval"
978 ;;
979 --cross-compile) enable cross_compile
980 ;;
981 --target-os=*) targetos="$optval"
982 ;;
983 --cc=*) cc="$optval"
984 ;;
985 --make=*) make="$optval"
986 ;;
987 --extra-cflags=*) add_cflags "$optval"
988 ;;
989 --extra-ldflags=*) add_ldflags "$optval"
990 ;;
991 --extra-libs=*) add_extralibs "$optval"
992 ;;
993 --build-suffix=*) BUILDSUF="$optval"
994 ;;
995 --arch=*) arch="$optval"
996 ;;
997 --cpu=*) cpu="$optval"
998 ;;
999 --enable-sunmlib) enable mlib
1000 ;;
1001 --disable-strip) disable dostrip
1002 ;;
1003 --disable-encoders) disable $ENCODER_LIST
1004 ;;
1005 --disable-decoders) disable $DECODER_LIST
1006 ;;
1007 --disable-muxers) disable $MUXER_LIST
1008 ;;
1009 --disable-demuxers) disable $DEMUXER_LIST
1010 ;;
1011 --disable-parsers) disable $PARSER_LIST
1012 ;;
1013 --disable-bsfs) disable $BSF_LIST
1014 ;;
1015 --disable-protocols) disable $PROTOCOL_LIST
1016 ;;
8fb1cb58 1017 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1018 ;;
7483e694
DB
1019 --enable-*=*|--disable-*=*)
1020 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1021 case "$thing" in
1022 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1023 *) die_unknown "$opt" ;;
1024 esac
1025 ;;
1026 --enable-?*|--disable-?*)
1027 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1028 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1029 $action $option
1030 ;;
1031 --list-*)
1032 NAME="${opt#--list-}"
1033 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1034 NAME=${NAME%s}
1035 eval show_list $NAME \$$(toupper $NAME)_LIST
1036 ;;
1037 --help|-h) show_help
1038 ;;
1039 *)
1040 die_unknown $opt
1041 ;;
1042 esac
c597172e
MR
1043done
1044
270739bb 1045case "$arch" in
7483e694
DB
1046 i386|i486|i586|i686|i86pc|BePC)
1047 arch="x86_32"
1048 enable fast_unaligned
1049 ;;
1050 x86_64|amd64)
1051 arch="x86_32"
1052 enable fast_unaligned
1053 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1054 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1055 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1056 arch="x86_64"
1057 enable fast_64bit
1058 fi
1059 fi
1060 ;;
1061 # armv4l is a subset of armv[567]*l
1062 arm|armv[4567]*l)
1063 arch="armv4l"
1064 ;;
1065 alpha)
1066 arch="alpha"
1067 enable fast_64bit
1068 ;;
1069 "Power Macintosh"|ppc|powerpc)
1070 arch="powerpc"
1071 ;;
1072 ppc64)
1073 arch="powerpc"
c2a29455 1074 enable fast_64bit
d474299a 1075 ;;
7483e694
DB
1076 mips|mipsel|IP*)
1077 arch="mips"
d474299a 1078 ;;
7483e694
DB
1079 sun4u|sparc64)
1080 arch="sparc64"
1081 enable fast_64bit
d474299a 1082 ;;
7483e694
DB
1083 sparc)
1084 arch="sparc"
d474299a 1085 ;;
7483e694
DB
1086 sh4)
1087 arch="sh4"
d474299a 1088 ;;
7483e694
DB
1089 parisc)
1090 arch="parisc"
d474299a 1091 ;;
7483e694
DB
1092 parisc64)
1093 arch="parisc"
1094 enable fast_64bit
d474299a 1095 ;;
7483e694
DB
1096 s390|s390x)
1097 arch="s390"
d474299a 1098 ;;
7483e694
DB
1099 m68k)
1100 arch="m68k"
d474299a 1101 ;;
7483e694
DB
1102 ia64)
1103 arch="ia64"
1104 enable fast_64bit
d474299a 1105 ;;
7483e694
DB
1106 bfin)
1107 arch="bfin"
1108 ;;
1109 *)
1110 arch="unknown"
d474299a 1111 ;;
ef0bc4c9 1112esac
de6d9b64 1113
7483e694
DB
1114enable $arch
1115enabled_any x86_32 x86_64 && enable x86
1116enabled sparc64 && enable sparc
1117
1118# OS specific
1119case $targetos in
1120 beos|haiku|zeta)
1121 PREFIX="$HOME/config"
1122 # helps building libavcodec
1123 add_cflags "-DPIC -fomit-frame-pointer"
1124 # 3 gcc releases known for BeOS, each with ugly bugs
1125 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1126 case "$gcc_version" in
1127 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1128 disable mmx
1129 ;;
1130 *20010315*) echo "BeBits gcc"
1131 add_cflags "-fno-expensive-optimizations"
1132 ;;
1133 esac
1134 LDCONFIG="echo ignoring ldconfig"
1135 SHFLAGS=-nostart
1136 # enable BeOS things
1137 enable audio_beos
1138 # no need for libm, but the inet stuff
1139 # Check for BONE
1140 # XXX: actually should check for NOT net_server
1141 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1142 network_extralibs="-lbind -lsocket"
1143 else
1144 enable beos_netserver
1145 network_extralibs="-lnet"
1146 fi ;;
1147 sunos)
1148 FFSERVERLDFLAGS=""
1149 SHFLAGS='-shared -Wl,-h,$@'
1150 network_extralibs="-lsocket -lnsl"
1151 ;;
1152 netbsd)
1153 oss_demuxer_extralibs="-lossaudio"
1154 oss_muxer_extralibs="-lossaudio"
1155 ;;
1156 openbsd)
1157 disable need_memalign
1158 LIBOBJFLAGS='$(PIC)'
1159 LDCONFIG='ldconfig -m $(SHLIBDIR)'
1160 SHFLAGS='-shared'
1161 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1162 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1163 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1164 oss_demuxer_extralibs="-lossaudio"
1165 oss_muxer_extralibs="-lossaudio"
1166 ;;
1167 freebsd)
1168 disable need_memalign
1169 ;;
1170 bsd/os)
1171 osextralibs="-lpoll -lgnugetopt"
1172 strip="strip -d"
1173 ;;
1174 darwin)
1175 disable need_memalign
1176 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1177 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1178 strip="strip -x"
1179 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1180 SLIBSUF=".dylib"
1181 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1182 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1183 FFSERVERLDFLAGS=-Wl,-bind_at_load
1184 ;;
1185 mingw32*)
1186 targetos=mingw32
1187 shlibdir="$bindir"
1188 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1189 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1190 if enabled swscaler; then
1191 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1192 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1193 fi
1194 disable ffserver
1195 SLIBPREF=""
1196 SLIBSUF=".dll"
1197 EXESUF=".exe"
1198 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1199 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1200 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1201 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1202 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1203 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1204 ;;
1205 cygwin*)
1206 targetos=cygwin
1207 shlibdir="$bindir"
1208 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1209 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1210 if enabled swscaler; then
1211 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1212 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1213 fi
1214 EXESUF=".exe"
1215 SLIBPREF="cyg"
1216 SLIBSUF=".dll"
1217 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1218 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1219 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1220 ;;
4f365f37
MK
1221 *-dos|freedos|opendos)
1222 enable memalign_hack
1223 disable ffplay ffserver vhook
1224 disable $INDEV_LIST $OUTDEV_LIST
1225 network_extralibs="-lsocket"
1226 EXESUF=".exe"
1227 ;;
7483e694
DB
1228 linux)
1229 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1230 enable dv1394
1231 ;;
1232 irix*)
1233 targetos=irix
1234 ranlib="echo ignoring ranlib"
1235 ;;
d22e8442
DY
1236 os/2*)
1237 ar="emxomfar -p256"
1238 ranlib="echo ignoring ranlib"
1239 strip="lxlite"
1240 ln_s="cp -f"
1241 add_cflags "-Zomf"
1242 EXESUF=".exe"
1243 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1244 SHFLAGS='$(NAME).def -Zdll -Zomf'
1245 FFSERVERLDFLAGS=""
1246 LIBSUF="_s.lib"
1247 SLIBPREF=""
1248 SLIBSUF=".dll"
1249 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1250 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1251 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1252 echo PROTMODE >> $(NAME).def; \
1253 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1254 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1255 echo EXPORTS >> $(NAME).def; \
1256 emxexp -o $(OBJS) >> $(NAME).def'
1257 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1258 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1259 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1260 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1261 vhook="no"
1262 ;;
1263
7483e694
DB
1264 *)
1265 targetos="${targetos}-UNKNOWN"
1266 ;;
1267esac
1268
c597172e 1269add_extralibs $osextralibs
de6d9b64 1270
e3c00e34 1271if ! disabled logging ; then
90be59ef 1272 enabled logging || logfile="$logging"
57bd82d4
MR
1273 echo "# $0 $@" >$logfile
1274 set >>$logfile
2ba042a7
MR
1275else
1276 logfile=/dev/null
57bd82d4 1277fi
e89b8b0a 1278
28d8e661
DB
1279# Combine FFLDFLAGS and the LDFLAGS environment variable.
1280LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1281
497237c7 1282test -n "$cross_prefix" && enable cross_compile
1ea46bed
MR
1283cc="${cross_prefix}${cc}"
1284ar="${cross_prefix}${ar}"
1285ranlib="${cross_prefix}${ranlib}"
1286strip="${cross_prefix}${strip}"
1287
320d060a 1288# we need to build at least one lib type
93b3c083 1289if ! enabled_any static shared; then
320d060a
DB
1290 cat <<EOF
1291At least one library type must be built.
1292Specify --enable-static to build the static libraries or --enable-shared to
1293build the shared libraries as well. To only build the shared libraries specify
1294--disable-static in addition to --enable-shared.
1295EOF
1296 exit 1;
1297fi
1298
abc4e572 1299disabled static && LIBNAME=""
2a320695 1300
a2234ceb
RP
1301if enabled_any libfaad libfaadbin ; then
1302 if check_header faad.h; then
1303 check_cc << EOF
1304#include <faad.h>
1305#ifndef FAAD2_VERSION
1306ok faad1
1307#endif
db817cf3 1308int main(void) { return 0; }
a2234ceb
RP
1309EOF
1310 test $? = 0 && enable libfaad2
1311 else
ff3dac65 1312 die "FAAD test failed."
a2234ceb
RP
1313 fi
1314fi
1315
1316
93b3c083 1317if ! enabled gpl; then
54118497
RP
1318 die_gpl_disabled(){
1319 name=$1
1320 shift
1321 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1322 }
1323 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1324 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1325 die_gpl_disabled "libx264" libx264
1326 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1327 die_gpl_disabled "FAAD2" libfaad2
1328 die_gpl_disabled "The X11 grabber" x11grab
1329 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1330fi
b2e3c528 1331
9eeed841 1332check_deps $ARCH_EXT_LIST
0f3cb305 1333
5d323602
MR
1334test -z "$need_memalign" && need_memalign="$mmx"
1335
cf9d24ad 1336#Darwin CC versions
ced75d92 1337if test $targetos = darwin; then
b2924696 1338 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1339 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1340 else
26c1b3be
DB
1341 add_cflags "-no-cpp-precomp -pipe"
1342 check_cflags "-force_cpusubtype_ALL"
1343 check_cflags "-Wno-sign-compare"
7799eeec 1344 disabled shared && add_cflags -mdynamic-no-pic
cf9d24ad 1345 fi
2a1a6b64
MN
1346fi
1347
8400d6b8 1348disabled optimizations || add_cflags -fomit-frame-pointer
cf9d24ad 1349
a4adb608 1350# Add processor-specific flags
38d0a8aa 1351if test $cpu != "generic"; then
bc8ec47b
MR
1352 warn_altivec(){
1353 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1354 }
38d0a8aa 1355 case $cpu in
bb270c08 1356 601|ppc601|PowerPC601)
1c5d830c 1357 add_cflags "-mcpu=601"
bc8ec47b 1358 warn_altivec enabled PPC601
bb270c08
DB
1359 ;;
1360 603*|ppc603*|PowerPC603*)
1c5d830c 1361 add_cflags "-mcpu=603"
bc8ec47b 1362 warn_altivec enabled PPC603
bb270c08
DB
1363 ;;
1364 604*|ppc604*|PowerPC604*)
1c5d830c 1365 add_cflags "-mcpu=604"
bc8ec47b 1366 warn_altivec enabled PPC604
bb270c08
DB
1367 ;;
1368 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1369 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1370 warn_altivec enabled PPC75x
bb270c08
DB
1371 ;;
1372 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1373 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1374 warn_altivec disabled PPC745x
bb270c08
DB
1375 ;;
1376 74*|ppc74*|PowerPC74*)
1c5d830c 1377 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1378 warn_altivec disabled PPC74xx
bb270c08
DB
1379 ;;
1380 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1381 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1382 warn_altivec disabled PPC970
9cafbd6c 1383 enable ppc64
bb270c08 1384 ;;
e07e357d
LB
1385 Cell|CELL|cell)
1386 add_cflags "-mcpu=cell"
1387 warn_altivec disabled Cell
9cafbd6c 1388 enable ppc64
e07e357d 1389 ;;
e7768fc5
GP
1390 # targets that do NOT support conditional mov (cmov)
1391 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1392 add_cflags "-march=$cpu"
497237c7 1393 disable cmov
e7768fc5
GP
1394 ;;
1395 # targets that do support conditional mov (cmov)
416519dd 1396 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1397 add_cflags "-march=$cpu"
497237c7
RP
1398 enable cmov
1399 enable fast_cmov
94e4c3a3
GP
1400 ;;
1401 # targets that do support conditional mov but on which it's slow
1402 pentium4|prescott|nocona)
1403 add_cflags "-march=$cpu"
497237c7
RP
1404 enable cmov
1405 disable fast_cmov
bb270c08 1406 ;;
d7b34d08 1407 sparc64)
1c5d830c 1408 add_cflags "-mcpu=v9"
d7b34d08 1409 ;;
8684704b
MH
1410 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1411 add_cflags "-mfdpic"
846dffeb 1412 add_ldflags "-mfdpic"
8684704b 1413 ;;
6b19786b
MR
1414 arm*)
1415 add_cflags "-mcpu=$cpu"
1416 ;;
bb270c08 1417 *)
7483e694 1418 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1419 ;;
a4adb608
MN
1420 esac
1421fi
1422
412c1562
MR
1423gnu_make(){
1424 $1 --version 2>&1 | grep -q GNU
1425}
1426
1427if ! gnu_make $make; then
1428 gnu_make gmake && make=gmake || die "GNU make not found."
1429fi
1430
be0d52ab
MR
1431# make sure we can execute files in $TMPDIR
1432cat >$TMPE 2>>$logfile <<EOF
1433#! /bin/sh
1434EOF
1435chmod +x $TMPE >>$logfile 2>&1
1436if ! $TMPE >>$logfile 2>&1; then
1437 cat <<EOF
1438Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1439variable to another directory and make sure that $TMPDIR1 is not mounted
1440noexec.
be0d52ab
MR
1441EOF
1442 die "Sanity test failed."
1443fi
0244f743 1444rm $TMPE
be0d52ab 1445
1a268acc
MR
1446# compiler sanity check
1447check_exec <<EOF
e5af4a11 1448int main(void){
1a268acc
MR
1449 return 0;
1450}
1451EOF
1452if test "$?" != 0; then
1453 echo "$cc is unable to create an executable file."
93b3c083 1454 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1a268acc 1455 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1456 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1457 fi
1458 die "C compiler test failed."
1459fi
1460
9eeed841 1461if enabled x86; then
44965991
PI
1462 # check whether EBP is available on x86
1463 # As 'i' is stored on the stack, this program will crash
1464 # if the base pointer is used to access it because the
1465 # base pointer is cleared in the inline assembly code.
7dfef245 1466 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1467 volatile int i=0;
1468 asm volatile (
1469 "xorl %%ebp, %%ebp"
1470 ::: "%ebp");
1471 return i;
44965991
PI
1472EOF
1473
1474 # check wether EBX is available on x86
940f335a 1475 check_asm ebx_available '"":::"%ebx"'
8e380710
LM
1476
1477 # check whether binutils is new enough to compile SSSE3
940f335a 1478 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
44965991
PI
1479fi
1480
87ea51e0
LB
1481# check for assembler specific support
1482
cc6a90dd 1483if test $arch = "powerpc"; then
497237c7 1484check_cc <<EOF && enable dcbzl
87ea51e0
LB
1485int main(void) {
1486 register long zero = 0;
1487 char data[1024];
1488 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1489return 0;
1490}
1491EOF
1492fi
1493
57bd82d4
MR
1494# check for SIMD availability
1495
115329f1 1496# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1497if enabled altivec; then
3ae3b721
RP
1498 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1499 add_cflags "-faltivec" ||
0182fee8 1500 add_cflags "-maltivec -mabi=altivec"
b6e52719 1501
0182fee8 1502 check_header altivec.h
a9a07762 1503
0182fee8 1504 # check if our compiler supports Motorola AltiVec C API
3ae3b721
RP
1505 enabled altivec_h &&
1506 inc_altivec_h="#include <altivec.h>" ||
f25fc9b1 1507 inc_altivec_h=
497237c7 1508 check_cc <<EOF || disable altivec
dcd479c0 1509$inc_altivec_h
a9a07762
MN
1510int main(void) {
1511 vector signed int v1, v2, v3;
1512 v1 = vec_add(v2,v3);
1513 return 0;
1514}
1515EOF
1516fi
ab6c65f6 1517
940f335a
MR
1518enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1519enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1520enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1521enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1522enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1523
8b03def6
DB
1524enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1525
57bd82d4
MR
1526# ---
1527# big/little-endian test
9eebe687
MR
1528check_cc <<EOF || die "endian test failed"
1529unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1530EOF
e89d9fd8 1531grep -q BIGE $TMPO && enable bigendian
487a54d7 1532
a3999908 1533# ---
3d204385
NK
1534# check availability of some header files
1535
a98bb16d
RP
1536if check_func dlopen; then
1537 ldl=
1538elif check_func dlopen -ldl; then
1539 ldl=-ldl
8bf5d58f
MN
1540fi
1541
7483e694
DB
1542check_func fork
1543check_func gethrtime
1544check_func getrusage
1545check_func inet_aton
1546check_func memalign
1547check_func mkstemp
a98bb16d 1548check_func2 windows.h GetProcessTimes
6ffa87d3 1549
a98bb16d 1550check_header byteswap.h
e16e49ac 1551check_header conio.h
a98bb16d
RP
1552check_header dlfcn.h
1553check_header malloc.h
1554check_header termios.h
1555
1556if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1557 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1558fi
e16e49ac 1559
497237c7 1560enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
57bd82d4 1561
b0c858d8
FR
1562# ffserver uses poll(),
1563# if it's not found we can emulate it using select().
1564if enabled ffserver; then
1565 check_header sys/poll.h
1566fi
1567
57bd82d4
MR
1568# check for some common methods of building with pthread support
1569# do this before the optional library checks as some of them require pthreads
1570if enabled pthreads; then
9e7fd101
MR
1571 if check_func pthread_create; then
1572 :
1573 elif check_func pthread_create -pthread; then
1574 add_cflags -pthread
1575 add_ldflags -pthread
1576 elif check_func pthread_create -pthreads; then
1577 add_cflags -pthreads
1578 add_ldflags -pthreads
1579 elif ! check_lib pthread.h pthread_create -lpthread; then
1580 die "ERROR: can't find pthreads library"
1581 fi
57bd82d4
MR
1582fi
1583
8eee7025 1584for thread in $THREADS_LIST; do
e5f94c2b 1585 if enabled $thread; then
3ae3b721
RP
1586 test -n "$thread_type" &&
1587 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1588 thread_type="$thread"
e5f94c2b
RP
1589 fi
1590done
1591
fdf88598
MR
1592check_lib math.h sin -lm
1593
f32adb22 1594# test for lrintf in math.h
497237c7 1595check_exec <<EOF && enable lrintf || disable lrintf
f32adb22
MR
1596#define _ISOC9X_SOURCE 1
1597#include <math.h>
db817cf3 1598int main(void) { return (lrintf(3.999f) > 0)?0:1; }
f32adb22
MR
1599EOF
1600
f5a756ef 1601enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1602
57bd82d4 1603# these are off by default, so fail if requested and not available
79fda097 1604enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1605enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1606enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1607enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1608enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
79fda097
DB
1609enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1610enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1611enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1612enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1613enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1614enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1615enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1616enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1617enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1618enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1619
6ea67bbb
JR
1620# disable the native AC-3 decoder if liba52 is enabled
1621enabled liba52 && disable ac3_decoder
1622
c13e1abd
FH
1623_restrict=
1624for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1625 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1626void foo(char * $restrict_keyword p);
1627EOF
c13e1abd
FH
1628done
1629
703afd07 1630test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1631
b0268cc0 1632if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
497237c7 1633 disable vhook
fbb9d104 1634 echo
b0268cc0 1635 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1636 echo "Patches welcome."
1637 echo
1638fi
1639
8d923001
MR
1640if enabled vhook; then
1641 check_ldflags -rdynamic
1642 check_ldflags -export-dynamic
1643fi
bfd2edeb 1644
eea50282
MR
1645check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1646check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1647
a86b921c 1648##########################################
29799f8b 1649# SDL check
a86b921c 1650
497237c7
RP
1651disable sdl_too_old
1652disable sdl
6a1a892f 1653SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1654if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1655 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1656 temp_cflags $sdl_cflags
dcd479c0 1657 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1658 if check_lib SDL.h SDL_Init; then
dcd479c0 1659 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1660 if test "$_sdlversion" -lt 121 ; then
497237c7 1661 enable sdl_too_old
dcd479c0 1662 else
497237c7 1663 enable sdl
225e21ef 1664 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1665#include <SDL.h>
1666int main(void){
1667 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1668 int w = vi->current_w;
1669 return 0;
1670}
1671EOF
dcd479c0
MR
1672 fi
1673 fi
29f3b38a 1674 restore_flags
c3f6b472 1675fi
57bd82d4 1676
d5697779 1677texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1678
7a91333f 1679##########################################
73b46a95
RP
1680# Network check
1681
1682if enabled network; then
1683 # Prefer arpa/inet.h over winsock2
1684 if check_header arpa/inet.h ; then
1685 check_func closesocket
1686 elif check_header winsock2.h ; then
ea10ddde 1687 network_extralibs="-lws2_32"
73b46a95
RP
1688 check_func2 winsock2.h closesocket
1689 fi
1690fi
1691
1692##########################################
29799f8b 1693# IPv6 check
7a91333f 1694
497237c7 1695enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1696#include <sys/types.h>
1697#include <sys/socket.h>
1698#include <netinet/in.h>
1699#include <netdb.h>
db817cf3 1700int main(void) {
7483e694
DB
1701 struct sockaddr_storage saddr;
1702 struct ipv6_mreq mreq6;
1703 getaddrinfo(0,0,0,0);
1704 getnameinfo(0,0,0,0,0,0,0);
1705 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1706}
1707EOF
1708
06e31011
RP
1709check_header linux/videodev.h
1710check_header linux/videodev2.h
47f38850 1711
f8aa696f 1712# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1713{ check_header dev/bktr/ioctl_meteor.h &&
1714 check_header dev/bktr/ioctl_bt848.h; } ||
1715{ check_header machine/ioctl_meteor.h &&
1716 check_header machine/ioctl_bt848.h; } ||
1717{ check_header dev/video/meteor/ioctl_meteor.h &&
1718 check_header dev/video/bktr/ioctl_bt848.h; } ||
1719check_header dev/ic/bt8xx.h
f8aa696f 1720
c7682de0
RP
1721check_header sys/soundcard.h
1722check_header soundcard.h
deb29777 1723
7483e694 1724# deal with the X11 frame grabber
56a059ac 1725enabled x11grab &&
f58f4ce1
GP
1726check_header X11/Xlib.h &&
1727check_header X11/extensions/XShm.h &&
1728check_func XOpenDisplay -lX11 &&
06eab4ba 1729check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1730
57bd82d4
MR
1731enabled debug && add_cflags -g
1732
1733# add some useful compiler flags if supported
1734check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1735check_cflags -Wall
1736check_cflags -Wno-switch
c07bd6a9
MN
1737check_cflags -Wdisabled-optimization
1738check_cflags -Wpointer-arith
1739check_cflags -Wredundant-decls
cc1fb623 1740check_cflags -Wno-pointer-sign
5af4e0cc 1741enabled extra_warnings && check_cflags -Winline
cf9d24ad 1742
57bd82d4 1743# add some linker flags
5c0e9479 1744check_ldflags -Wl,--warn-common
e240ee67 1745check_ldflags $LDLATEFLAGS
c2fd6530 1746check_ldflags -Wl,-Bsymbolic
94a3401e 1747
bd2216e4
MR
1748if enabled small; then
1749 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1750 optimizations="small"
1751elif enabled optimizations; then
b2924696 1752 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1753 add_cflags "-O5"
1754 add_ldflags "-O5"
cf9d24ad 1755 else
30a3e5d4 1756 add_cflags "-O3"
cf9d24ad 1757 fi
cddf3f45
GM
1758fi
1759
80581e98 1760# PIC flags for shared library objects where they are needed
5af4e0cc 1761if enabled shared; then
569cb218
MR
1762 # LIBOBJFLAGS may have already been set in the OS configuration
1763 if test -z "$LIBOBJFLAGS" ; then
1764 case "$arch" in
1765 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1766 esac
1767 fi
80581e98
MN
1768fi
1769
90be59ef 1770if enabled gprof; then
30a3e5d4
NP
1771 add_cflags "-p"
1772 add_ldflags "-p"
1db54e20
DB
1773fi
1774
3b26ee47 1775VHOOKCFLAGS="-fPIC"
18451f7d 1776
7f3c02fc 1777# Find out if the .align argument is a power of two or not.
4454dc1b 1778if test $asmalign_pot = "unknown"; then
497237c7
RP
1779 disable asmalign_pot
1780 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1781fi
1782
7483e694
DB
1783enabled_any $DECODER_LIST && enable decoders
1784enabled_any $ENCODER_LIST && enable encoders
1785enabled_any $BSF_LIST && enable bsfs
1786enabled_any $DEMUXER_LIST && enable demuxers
1787enabled_any $MUXER_LIST && enable muxers
1788enabled_any $INDEV_LIST && enable demuxers
1789enabled_any $OUTDEV_LIST && enable muxers
1790enabled_any $PROTOCOL_LIST && enable protocols
1791
1792enabled_any $THREADS_LIST && enable threads
1793
1794check_deps $CONFIG_LIST \
1795 $HAVE_LIST \
1796 $DECODER_LIST \
1797 $ENCODER_LIST \
1798 $PARSER_LIST \
1799 $BSF_LIST \
1800 $DEMUXER_LIST \
1801 $MUXER_LIST \
1802 $INDEV_LIST \
1803 $OUTDEV_LIST \
1804 $PROTOCOL_LIST \
f70f03f6 1805
f7b8bffe 1806enabled libdc1394 && append pkg_requires "libraw1394"
fb2ce7d9 1807enabled libtheora && append pkg_requires "theora"
f9def9cc 1808enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1809
f36958f8
DB
1810echo "install prefix $PREFIX"
1811echo "source path $source_path"
1812echo "C compiler $cc"
1813echo "make $make"
bfd5afd8 1814echo ".align is power-of-two $asmalign_pot"
f36958f8 1815echo "ARCH $arch ($cpu)"
eb94aca9 1816if test "$BUILDSUF" != ""; then
f36958f8 1817 echo "build suffix $BUILDSUF"
eb94aca9 1818fi
0db2ce77 1819echo "big-endian ${bigendian-no}"
419b8784 1820if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1821 echo "MMX enabled ${mmx-no}"
1822 echo "CMOV enabled ${cmov-no}"
1823 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1824 echo "EBX available ${ebx_available-no}"
1825 echo "EBP available ${ebp_available-no}"
e41e8342 1826fi
cc6a90dd 1827if test $arch = "armv4l"; then
0db2ce77
MR
1828 echo "ARMv5TE enabled ${armv5te-no}"
1829 echo "ARMv6 enabled ${armv6-no}"
1830 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1831fi
e241ba14 1832if test $arch = "mips"; then
0db2ce77 1833 echo "MMI enabled ${mmi-no}"
e41e8342 1834fi
cc6a90dd 1835if test $arch = "powerpc"; then
0db2ce77
MR
1836 echo "AltiVec enabled ${altivec-no}"
1837 echo "dcbzl available ${dcbzl-no}"
e41e8342 1838fi
0db2ce77
MR
1839echo "gprof enabled ${gprof-no}"
1840echo "debug symbols ${debug-no}"
1841echo "strip symbols ${dostrip-no}"
8400d6b8 1842echo "optimizations ${optimizations-no}"
0db2ce77
MR
1843echo "static ${static-no}"
1844echo "shared ${shared-no}"
1845echo "postprocessing support ${pp-no}"
1846echo "software scaler enabled ${swscaler-no}"
1847echo "video hooking ${vhook-no}"
90be59ef 1848if enabled vhook; then
0db2ce77
MR
1849 echo "Imlib2 support ${imlib2-no}"
1850 echo "FreeType support ${freetype2-no}"
68892110 1851fi
0db2ce77 1852echo "network support ${network-no}"
90be59ef 1853if enabled network; then
0db2ce77 1854 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1855fi
0db2ce77
MR
1856echo "threading support ${thread_type-no}"
1857echo "SDL support ${sdl-no}"
90be59ef 1858if enabled sdl_too_old; then
bfd5afd8
DB
1859 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1860fi
0db2ce77
MR
1861echo "Sun medialib support ${mlib-no}"
1862echo "AVISynth enabled ${avisynth-no}"
1863echo "liba52 support ${liba52-no}"
1864echo "liba52 dlopened ${liba52bin-no}"
1865echo "libamr-nb support ${libamr_nb-no}"
1866echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 1867echo "libdc1394 support ${libdc1394-no}"
0db2ce77
MR
1868echo "libfaac enabled ${libfaac-no}"
1869echo "libfaad enabled ${libfaad-no}"
7e0871a7 1870echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1871echo "libgsm enabled ${libgsm-no}"
1872echo "libmp3lame enabled ${libmp3lame-no}"
1873echo "libnut enabled ${libnut-no}"
0db2ce77
MR
1874echo "libtheora enabled ${libtheora-no}"
1875echo "libvorbis enabled ${libvorbis-no}"
1876echo "x264 enabled ${libx264-no}"
1877echo "XviD enabled ${libxvid-no}"
1878echo "zlib enabled ${zlib-no}"
3ae3b721
RP
1879enabled gpl &&
1880 echo "License: GPL" ||
f25fc9b1 1881 echo "License: LGPL"
de6d9b64 1882
7dd2862b 1883for type in decoder encoder parser demuxer muxer protocol bsf indev outdev; do
8138b9db
RP
1884 echo "Enabled ${type}s:"
1885 ucname="\$`toupper $type`_LIST"
1886 list="`eval echo $ucname`"
1887 partlist=""
1888 for part in $list; do
1889 enabled $part && partlist="$partlist $part"
1890 done
1891 partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1892 echo $partlist
1893done
1894
29799f8b 1895echo "Creating config.mak and config.h..."
de6d9b64 1896
29799f8b
DB
1897echo "# Automatically generated by configure - do not modify!" > config.mak
1898echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
1899echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1900echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 1901echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1902
2266e085 1903echo "PREFIX=$PREFIX" >> config.mak
c75560ae 1904echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1905echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1906echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1907echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1908echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1909echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1910echo "MAKE=$make" >> config.mak
980fc7b8
FB
1911echo "CC=$cc" >> config.mak
1912echo "AR=$ar" >> config.mak
be7109c1 1913echo "RANLIB=$ranlib" >> config.mak
78eb6531 1914echo "LDCONFIG=$LDCONFIG" >> config.mak
20369773 1915echo "LN_S=$ln_s" >> config.mak
3ae3b721
RP
1916enabled dostrip &&
1917 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 1918 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 1919
a9b3f630 1920echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1921echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1922echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 1923echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1924echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1925echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1926echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1927echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1928echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1929echo "BUILDSUF=$BUILDSUF" >> config.mak
c5f14466 1930echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 1931echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 1932echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 1933echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 1934echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
1935echo "SLIBSUF=$SLIBSUF" >> config.mak
1936echo "EXESUF=$EXESUF" >> config.mak
4dc62701 1937
90be59ef 1938if enabled bigendian; then
7483e694
DB
1939 echo "WORDS_BIGENDIAN=yes" >> config.mak
1940 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1941fi
90be59ef 1942if enabled mmx; then
7483e694 1943 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1944fi
44161118 1945
90be59ef 1946if enabled sdl; then
7483e694
DB
1947 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1948 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1949fi
90be59ef 1950if enabled texi2html; then
7483e694 1951 echo "BUILD_DOC=yes" >> config.mak
146ea952 1952fi
5a872801 1953
790c9ca7 1954sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1955pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801 1956lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
c721d803 1957lavd_version=`grep '#define LIBAVDEVICE_VERSION ' "$source_path/libavdevice/avdevice.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1958lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1959lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1960
1961
1962
5af4e0cc 1963if enabled shared; then
7483e694
DB
1964 echo "BUILD_SHARED=yes" >> config.mak
1965 echo "PIC=-fPIC -DPIC" >> config.mak
1966 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1967 echo "SPPVERSION=$pp_version" >> config.mak
1968 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1969 echo "LAVCVERSION=$lavc_version" >> config.mak
1970 echo "LAVDMAJOR=${lavd_version%%.*}" >> config.mak
1971 echo "LAVDVERSION=$lavd_version" >> config.mak
1972 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1973 echo "LAVFVERSION=$lavf_version" >> config.mak
1974 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1975 echo "LAVUVERSION=$lavu_version" >> config.mak
1976 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1977 echo "SWSVERSION=$sws_version" >> config.mak
1978 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1979 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1980 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 1981 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
1982 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1983 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1984 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 1985fi
d7e27559 1986echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 1987echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 1988
3d907e22
MR
1989print_config ARCH_ $TMPH config.mak $ARCH_LIST
1990print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
1991print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1992 $DECODER_LIST \
1993 $ENCODER_LIST \
1994 $PARSER_LIST \
1995 $BSF_LIST \
1996 $DEMUXER_LIST \
1997 $MUXER_LIST \
1998 $PROTOCOL_LIST \
1999 $INDEV_LIST \
2000 $OUTDEV_LIST \
8ac17293 2001
c13e1abd
FH
2002echo "#define restrict $_restrict" >> $TMPH
2003
bd2216e4 2004if enabled small; then
7483e694 2005 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2006fi
2007
997baf01
MR
2008echo "SRC_PATH=\"$source_path\"" >> config.mak
2009echo "SRC_PATH_BARE=$source_path" >> config.mak
2010echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2011
8156056e 2012# Apparently it's not possible to portably echo a backslash.
3ae3b721 2013enabled asmalign_pot &&
7483e694
DB
2014 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2015 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2016
bc634f6f 2017
9c05103f
DB
2018echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2019
9cb2cf10 2020# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
3ae3b721
RP
2021cmp -s $TMPH config.h &&
2022 echo "config.h is unchanged" ||
2023 mv -f $TMPH config.h
3d204385 2024
f3ec2d46 2025rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 2026
165af439 2027# build tree in object directory if source path is different from current one
90be59ef 2028if enabled source_path_used; then
165af439 2029 DIRS="\
7483e694
DB
2030 doc \
2031 libavcodec \
2032 libavcodec/alpha \
2033 libavcodec/armv4l \
2034 libavcodec/bfin \
2035 libavcodec/i386 \
2036 libavcodec/mlib \
2037 libavcodec/ppc \
2038 libavcodec/sh4 \
2039 libavcodec/sparc \
52a9cf34 2040 libavdevice \
7483e694
DB
2041 libavformat \
2042 libavutil \
2043 libpostproc \
2044 libswscale \
2045 tests \
2046 tools \
2047 vhook \
2048 "
165af439 2049 FILES="\
7483e694
DB
2050 Makefile \
2051 common.mak \
2052 doc/texi2pod.pl \
2053 libavcodec/Makefile \
52a9cf34 2054 libavdevice/Makefile \
7483e694
DB
2055 libavformat/Makefile \
2056 libavutil/Makefile \
2057 libpostproc/Makefile \
2058 libswscale/Makefile \
2059 "
165af439 2060 for dir in $DIRS ; do
7483e694 2061 mkdir -p $dir
165af439
MR
2062 done
2063 for f in $FILES ; do
20369773 2064 $ln_s "$source_path/$f" $f
165af439
MR
2065 done
2066fi
def4272a 2067
def4272a 2068
d0674868 2069# build pkg-config files
77aee36c 2070# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 2071
d0674868
DB
2072pkgconfig_generate(){
2073name=$1
2074comment=$2
2075version=$3
2076libs=$4
2077requires=$5
2078include=$6
2079cat <<EOF >$name.pc
2266e085 2080prefix=$PREFIX
a94e666c 2081exec_prefix=\${prefix}
def4272a 2082libdir=\${exec_prefix}/lib
a94e666c 2083includedir=\${prefix}/include
def4272a 2084
d0674868
DB
2085Name: $name
2086Description: $comment
2087Version: $version
2088Requires: $requires
def4272a 2089Conflicts:
d0674868 2090Libs: -L\${libdir} $libs
08c015c0 2091Cflags: -I\${includedir}/$include
def4272a 2092EOF
d0674868 2093}
def4272a 2094
d0674868
DB
2095pkgconfig_generate_uninstalled(){
2096name=$1
9c476fd6 2097shortname=${name#lib}
d0674868
DB
2098comment=$2
2099version=$3
2100libs=$4
2101requires=$5
2102cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2103prefix=
2104exec_prefix=
d0674868
DB
2105libdir=\${pcfiledir}/$name
2106includedir=\${pcfiledir}/$name
def4272a 2107
d0674868
DB
2108Name: $name
2109Description: $comment
2110Version: $version
2111Requires: $requires
def4272a 2112Conflicts:
d0674868 2113Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2114Cflags: -I\${includedir}
2115EOF
d0674868 2116}
def4272a 2117
9d824ad1 2118pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2119pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2120
d0674868
DB
2121pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2122pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2123
d0674868
DB
2124pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2125pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2126
c721d803
LA
2127pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version" ffmpeg
2128pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
90be59ef 2129if enabled pp; then
7483e694
DB
2130 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2131 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2e3bcd38 2132fi
790c9ca7 2133
c839db53 2134if enabled swscaler; then
7483e694
DB
2135 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2136 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2137else
7483e694
DB
2138 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2139 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2140 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2141 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2142fi