Log an error message in case of invalid number of channels.
[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
c21d6325
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11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
2270b4b2 15 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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16}
17
5237ce67 18unset foo
2270b4b2 19(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
20E1="$?"
21
2270b4b2 22(: ${foo?}) 2> /dev/null
0dbe81bb
MR
23E2="$?"
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
MR
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
cde2d79a
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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"
8c6afa4d
DB
59 echo " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
3e89171a 61 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 62 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 63 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 64 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 65 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 66 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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67 echo " --enable-static build static libraries [default=yes]"
68 echo " --disable-static do not build static libraries [default=no]"
69 echo " --enable-shared build shared libraries [default=no]"
70 echo " --disable-shared do not build shared libraries [default=yes]"
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71 echo " --enable-gpl allow use of GPL code, the resulting libav*"
72 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
DB
73 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
74 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 75 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 76 echo " --enable-swscale software scaler support [default=no]"
f7679c54
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77 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
78 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 79 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 80 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 81 echo " --enable-pthreads use pthreads [default=no]"
eb113804 82 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 83 echo " --enable-x11grab enable X11 grabbing [default=no]"
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84 echo
85 echo "External library support:"
5ce265a1 86 echo " --enable-mlib use Sun medialib [default=no]"
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87 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
88 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 89 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
90 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
91 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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92 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
93 echo " and libraw1394 [default=no]"
690bfceb 94 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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95 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
96 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 97 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 98 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 99 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
100 echo " --enable-libnut enable NUT (de)muxing via libnut,"
101 echo " native demuxer exists [default=no]"
f7cd9eed 102 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
71757822 103 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
f9def9cc
DB
104 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
105 echo " native implementation exists [default=no]"
1cc60c47
DB
106 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
107 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 108 echo " native MPEG-4/Xvid encoder exists [default=no]"
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109 echo ""
110 echo "Advanced options (experts only):"
111 echo " --source-path=PATH path to source code [$source_path]"
112 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 113 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 114 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 115 echo " --cc=CC use C compiler CC [$cc]"
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116 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
117 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
118 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
119 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 120 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
121 echo " --cpu=CPU selects the minimum cpu required (affects"
122 echo " instruction selection, may crash on older CPUs)"
2b4c3615 123 echo " --enable-powerpc-perf enable performance report on PPC"
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124 echo " (requires enabling PMC)"
125 echo " --disable-mmx disable MMX usage"
064df5a9
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126 echo " --disable-mmx2 disable MMX2 usage"
127 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 128 echo " --disable-armv5te disable armv5te usage"
edab3048 129 echo " --disable-armv6 disable armv6 usage"
f55b299a 130 echo " --disable-armvfp disable ARM VFP usage"
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131 echo " --disable-iwmmxt disable iwmmxt usage"
132 echo " --disable-altivec disable AltiVec usage"
74c53c2d 133 echo " --disable-network disable network support [default=no]"
0c7bb0e5 134 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 135 echo " --disable-zlib disable zlib [default=no]"
f402916e 136 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 137 echo " --disable-vhook disable video hooking support"
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138 echo " --disable-mpegaudio-hp faster (but less accurate)"
139 echo " MPEG audio decoding [default=no]"
cde9e780 140 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 141 echo " --disable-ffmpeg disable ffmpeg build"
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142 echo " --disable-ffserver disable ffserver build"
143 echo " --disable-ffplay disable ffplay build"
144 echo " --enable-small optimize for size instead of speed"
3abe5fbd 145 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 146 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
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147 echo " --disable-encoder=NAME disables encoder NAME"
148 echo " --enable-encoder=NAME enables encoder NAME"
149 echo " --disable-decoder=NAME disables decoder NAME"
150 echo " --enable-decoder=NAME enables decoder NAME"
151 echo " --disable-encoders disables all encoders"
152 echo " --disable-decoders disables all decoders"
ff70e601
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153 echo " --disable-muxer=NAME disables muxer NAME"
154 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 155 echo " --disable-muxers disables all muxers"
ff70e601
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156 echo " --disable-demuxer=NAME disables demuxer NAME"
157 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 158 echo " --disable-demuxers disables all demuxers"
af9e7d18
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159 echo " --enable-parser=NAME enables parser NAME"
160 echo " --disable-parser=NAME disables parser NAME"
161 echo " --disable-parsers disables all parsers"
cd61e407
JM
162 echo " --enable-bsf=NAME enables bitstream filter NAME"
163 echo " --disable-bsf=NAME disables bitstream filter NAME"
164 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
165 echo " --enable-protocol=NAME enables protocol NAME"
166 echo " --disable-protocol=NAME disables protocol NAME"
167 echo " --disable-protocols disables all protocols"
10d46dd0 168 echo " --disable-devices disables all devices"
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169 echo " --list-decoders show all available decoders"
170 echo " --list-encoders show all available encoders"
171 echo " --list-muxers show all available muxers"
172 echo " --list-demuxers show all available demuxers"
173 echo " --list-parsers show all available parsers"
174 echo " --list-protocols show all available protocols"
175 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
176 echo " --list-indevs show all available input devices"
177 echo " --list-outdevs show all available output devices"
0a622b98
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178 echo
179 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 180 echo " --disable-debug disable debugging symbols"
b7d49373 181 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 182 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 183 echo " --disable-optimizations disable compiler optimizations"
0a622b98 184 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 185 echo " --disable-stripping disable stripping of executables and shared libraries"
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186 echo ""
187 echo "NOTE: Object files are built at the place where configure is launched."
188 exit 1
189}
cf9d24ad 190
57bd82d4 191log(){
2270b4b2 192 echo "$@" >> $logfile
57bd82d4
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193}
194
720c69da 195log_file(){
c8e9f801 196 log BEGIN $1
2270b4b2 197 pr -n -t $1 >> $logfile
c8e9f801
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198 log END $1
199}
200
2ba042a7 201echolog(){
c8e9f801 202 log "$@"
57bd82d4 203 echo "$@"
2ba042a7
MR
204}
205
206die(){
207 echolog "$@"
208 cat <<EOF
209If you think configure made a mistake, make sure you are using the latest
210version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 211ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 212EOF
e155a21a 213 if disabled logging; then
2ba042a7 214 cat <<EOF
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DB
215Rerun configure with logging enabled (do not use --disable-logging), and
216include the log this produces with your report.
2ba042a7
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217EOF
218 else
219cat <<EOF
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220Include the log file "$logfile" produced by configure as this will help
221solving the problem.
2ba042a7
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222EOF
223 fi
cea0ac52 224 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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225 exit 1
226}
227
6c6007d6 228# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 229toupper(){
6c6007d6 230 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
231}
232
4a5444db 233tolower(){
6c6007d6 234 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
235}
236
a8d04fba
MR
237set_all(){
238 value=$1
239 shift
240 for var in $*; do
241 eval $var=$value
242 done
243}
244
799c9e9b
MR
245pushvar(){
246 for var in $*; do
247 eval level=\${${var}_level:=0}
248 eval ${var}_${level}="\$$var"
249 eval ${var}_level=$(($level+1))
250 done
251}
252
253popvar(){
254 for var in $*; do
255 eval level=\${${var}_level:-0}
256 test $level = 0 && continue
257 eval level=$(($level-1))
258 eval $var="\${${var}_${level}}"
259 eval ${var}_level=$level
260 eval unset ${var}_${level}
261 done
262}
263
a8d04fba
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264enable(){
265 set_all yes $*
266}
267
268disable(){
269 set_all no $*
270}
271
57bd82d4 272enabled(){
3250003c
MR
273 test "${1#!}" = "$1" && op== || op=!=
274 eval test "x\$${1#!}" $op "xyes"
44161118
MR
275}
276
37970ebf 277disabled(){
3250003c
MR
278 test "${1#!}" = "$1" && op== || op=!=
279 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
280}
281
44161118
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282enabled_all(){
283 for opt; do
284 enabled $opt || return 1
285 done
286}
287
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DB
288disabled_all(){
289 for opt; do
290 disabled $opt || return 1
291 done
292}
293
44161118
MR
294enabled_any(){
295 for opt; do
296 enabled $opt && return 0
297 done
298}
299
85bca2c5
DB
300disabled_any(){
301 for opt; do
302 disabled $opt && return 0
303 done
304}
305
c9d19248
MR
306set_default(){
307 for opt; do
308 eval test -z "\$$opt" && eval $opt=\$${opt}_default
309 done
310}
311
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AJ
312is_in(){
313 value=$1
314 shift
315 for var in $*; do
316 [ $var = $value ] && return 0
317 done
318 return 1
319}
320
30fd06be
MR
321check_deps(){
322 for cfg; do
3250003c 323 cfg="${cfg#!}"
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MR
324 enabled ${cfg}_checking && die "Circular dependency for $cfg."
325 disabled ${cfg}_checking && continue
326 enable ${cfg}_checking
327
30fd06be
MR
328 eval dep_all="\$${cfg}_deps"
329 eval dep_any="\$${cfg}_deps_any"
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MR
330
331 pushvar cfg dep_all dep_any
332 check_deps $dep_all $dep_any
333 popvar cfg dep_all dep_any
334
30fd06be
MR
335 enabled_all $dep_all || disable $cfg
336 enabled_any $dep_any || disable $cfg
799c9e9b 337
4ec45764
RP
338 if enabled $cfg; then
339 eval dep_extralibs="\$${cfg}_extralibs"
340 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
341 fi
342
799c9e9b 343 disable ${cfg}_checking
30fd06be
MR
344 done
345}
346
44161118
MR
347print_config(){
348 pfx=$1
349 header=$2
350 makefile=$3
351 shift 3
352 for cfg; do
3d907e22 353 ucname="`toupper $cfg`"
44161118 354 if enabled $cfg; then
3d907e22
MR
355 echo "#define ${pfx}${ucname} 1" >> $header
356 echo "#define ENABLE_${ucname} 1" >> $header
357 echo "${pfx}${ucname}=yes" >> $makefile
358 else
359 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
360 fi
361 done
57bd82d4
MR
362}
363
364flags_saved(){
2270b4b2 365 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
366}
367
dcd479c0 368save_flags(){
57bd82d4 369 flags_saved && return
dcd479c0
MR
370 SAVE_CFLAGS="$CFLAGS"
371 SAVE_LDFLAGS="$LDFLAGS"
372 SAVE_extralibs="$extralibs"
373}
374
375restore_flags(){
f5d28d10 376 flags_saved || return
dcd479c0
MR
377 CFLAGS="$SAVE_CFLAGS"
378 LDFLAGS="$SAVE_LDFLAGS"
379 extralibs="$SAVE_extralibs"
380 unset SAVE_CFLAGS
381 unset SAVE_LDFLAGS
382 unset SAVE_extralibs
383}
384
385temp_cflags(){
386 save_flags
387 CFLAGS="$CFLAGS $*"
388}
389
390temp_ldflags(){
391 save_flags
392 LDFLAGS="$LDFLAGS $*"
393}
394
395temp_extralibs(){
396 save_flags
397 extralibs="$extralibs $*"
398}
399
57bd82d4
MR
400append(){
401 var=$1
402 shift
403 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
404 eval "$var=\"\$$var $*\""
405}
406
407add_cflags(){
408 append CFLAGS "$@"
409}
410
411add_ldflags(){
412 append LDFLAGS "$@"
413}
414
415add_extralibs(){
416 append extralibs "$@"
417}
418
b0cfb663 419check_cmd(){
b3cb5d51 420 log "$@"
2270b4b2 421 "$@" >> $logfile 2>&1
b0cfb663
MR
422}
423
dcd479c0 424check_cc(){
57bd82d4 425 log check_cc "$@"
2270b4b2 426 cat > $TMPC
720c69da 427 log_file $TMPC
b0cfb663 428 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
429}
430
431check_cpp(){
432 log check_cpp "$@"
2270b4b2 433 cat > $TMPC
720c69da 434 log_file $TMPC
b0cfb663 435 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
436}
437
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MR
438check_asm(){
439 log check_asm "$@"
440 name="$1"
441 asm="$2"
442 shift 2
443 check_cc "$@" <<EOF && enable $name || disable $name
c23a0ac8 444int foo(void){ asm volatile($asm); }
940f335a
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445EOF
446}
447
304d586d
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448check_yasm(){
449 log check_yasm "$@"
450 echo "$1" > $TMPS
451 log_file $TMPS
452 shift 1
453 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
454}
455
dcd479c0 456check_ld(){
57bd82d4 457 log check_ld "$@"
0607887f 458 check_cc || return
3155a644
MR
459 flags=''
460 libs=''
461 for f; do
462 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
463 done
464 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
465}
466
467check_cflags(){
57bd82d4
MR
468 log check_cflags "$@"
469 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
470int x;
471EOF
472}
473
474check_ldflags(){
57bd82d4
MR
475 log check_ldflags "$@"
476 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 477int main(void){ return 0; }
dcd479c0
MR
478EOF
479}
480
481check_header(){
57bd82d4 482 log check_header "$@"
dcd479c0
MR
483 header=$1
484 shift
d8bc5f06
MR
485 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
486 disable $var
487 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
488#include <$header>
489int x;
490EOF
491}
492
493check_func(){
57bd82d4 494 log check_func "$@"
dcd479c0
MR
495 func=$1
496 shift
d8bc5f06
MR
497 disable $func
498 check_ld "$@" <<EOF && enable $func
dcd479c0 499extern int $func();
c23a0ac8 500int main(void){ $func(); }
dcd479c0
MR
501EOF
502}
503
f8d7b072
MR
504check_func2(){
505 log check_func2 "$@"
506 headers=$1
507 func=$2
508 shift 2
509 disable $func
510 incs=""
511 for hdr in $headers; do
512 incs="$incs
513#include <$hdr>"
514 done
515 check_ld "$@" <<EOF && enable $func
516$incs
d6773f56 517int main(int argc, char **argv){
f8d7b072
MR
518 (void) $func;
519 return 0;
520}
521EOF
522}
523
57bd82d4
MR
524check_lib(){
525 log check_lib "$@"
526 header="$1"
527 func="$2"
528 shift 2
fcfcde17
MR
529 temp_extralibs "$@"
530 check_header $header && check_func $func && add_extralibs "$@"
531 err=$?
532 restore_flags
533 return $err
57bd82d4
MR
534}
535
f8d7b072
MR
536check_lib2(){
537 log check_lib2 "$@"
538 headers="$1"
539 func="$2"
540 shift 2
541 temp_extralibs "$@"
542 check_func2 "$headers" $func && add_extralibs "$@"
543 err=$?
544 restore_flags
545 return $err
546}
547
dcd479c0 548check_exec(){
2270b4b2 549 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
550}
551
7dfef245
MR
552check_exec_crash(){
553 code=`cat`
554
555 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
556 # are safe but may not be available everywhere. Thus we use
557 # raise(SIGTERM) instead. The check is run in a subshell so we
558 # can redirect the "Terminated" message from the shell. SIGBUS
559 # is not defined by standard C so it is used conditionally.
560
2270b4b2 561 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
562#include <signal.h>
563static void sighandler(int sig){
564 raise(SIGTERM);
565}
e5af4a11 566int main(void){
7dfef245
MR
567 signal(SIGILL, sighandler);
568 signal(SIGFPE, sighandler);
569 signal(SIGSEGV, sighandler);
570#ifdef SIGBUS
571 signal(SIGBUS, sighandler);
572#endif
573 { $code }
574}
575EOF
576}
577
72be9e73
DY
578check_type(){
579 log check_type "$@"
580 headers=$1
581 type=$2
582 shift 2
583 disable $type
584 incs=""
585 for hdr in $headers; do
586 incs="$incs
587#include <$hdr>"
588 done
589 check_cc "$@" <<EOF && enable $type
590$incs
591$type v;
592EOF
593}
594
57bd82d4
MR
595require(){
596 name="$1"
597 header="$2"
598 func="$3"
599 shift 3
600 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
601}
602
f8d7b072
MR
603require2(){
604 name="$1"
605 headers="$2"
606 func="$3"
607 shift 3
608 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
609}
610
eea50282
MR
611check_foo_config(){
612 cfg=$1
613 pkg=$2
614 header=$3
615 func=$4
616 shift 4
617 disable $cfg
618 check_cmd ${pkg}-config --version
619 err=$?
620 if test "$err" = 0; then
621 temp_cflags `${pkg}-config --cflags`
622 temp_extralibs `${pkg}-config --libs`
623 check_lib "$@" $header $func && enable $cfg
624 fi
625 return $err
626}
627
c505dd31
MR
628apply(){
629 file=$1
630 shift
631 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
632}
633
dcd61286
DB
634# CONFIG_LIST contains configurable options, while HAVE_LIST is for
635# system-dependent things.
636
4a0d6686
AJ
637COMPONENT_LIST="
638 bsfs
639 decoders
640 demuxers
641 encoders
3cde40aa 642 filters
c552605c 643 indevs
4a0d6686 644 muxers
c552605c 645 outdevs
4a0d6686
AJ
646 parsers
647 protocols
648"
649
650CONFIG_LIST="
651 $COMPONENT_LIST
f7679c54
VS
652 avfilter
653 avfilter_lavf
c88f5d72
MR
654 avisynth
655 beos_netserver
f402916e 656 bzlib
c88f5d72
MR
657 ffmpeg
658 ffplay
659 ffserver
660 gpl
ecfc4f44 661 gprof
d8d0d0b2 662 gray
3abe5fbd 663 hardcoded_tables
c88f5d72 664 ipv6
7bc5f2a8 665 liba52
f8904fd9 666 liba52bin
f5a756ef
DB
667 libamr_nb
668 libamr_wb
f7b8bffe 669 libdc1394
690bfceb 670 libdirac
2eed5a46
DB
671 libfaac
672 libfaad
673 libfaadbin
c88f5d72 674 libgsm
6ebe07fb 675 libmp3lame
c88f5d72 676 libnut
f7cd9eed 677 libschroedinger
150d2772 678 libtheora
c88f5d72 679 libvorbis
1cc60c47
DB
680 libx264
681 libxvid
c88f5d72 682 memalign_hack
a8150374 683 mlib
c88f5d72
MR
684 mpegaudio_hp
685 network
3fe142e2 686 nonfree
4a24ab64 687 postproc
2b4c3615 688 powerpc_perf
bd2216e4 689 small
13ca50f3 690 swscale
c88f5d72 691 vhook
56a059ac 692 x11grab
c88f5d72 693 zlib
4a0d6686 694"
c88f5d72 695
8eee7025
DB
696THREADS_LIST='
697 beosthreads
d22e8442 698 os2threads
8eee7025
DB
699 pthreads
700 w32threads
701'
702
3f5b56e5
MR
703ARCH_LIST='
704 alpha
705 armv4l
706 bfin
707 ia64
708 m68k
709 mips
710 parisc
711 powerpc
712 s390
713 sh4
714 sparc
715 sparc64
716 x86
717 x86_32
718 x86_64
719'
720
721ARCH_EXT_LIST='
1ac9331a 722 altivec
1ac9331a 723 armv5te
edab3048 724 armv6
f55b299a 725 armvfp
3f5b56e5
MR
726 iwmmxt
727 mmi
728 mmx
d7f0920b 729 mmx2
6b18d278 730 neon
9eeed841 731 ssse3
bd9d34a0 732 vis
3f5b56e5
MR
733'
734
735HAVE_LIST="
736 $ARCH_EXT_LIST
737 $THREADS_LIST
738 altivec_h
c9fdab0d 739 arpa_inet_h
6bd859d6 740 bswap
c88f5d72 741 byteswap_h
ecf97f22 742 closesocket
1ac9331a 743 cmov
e16e49ac 744 conio_h
c88f5d72 745 dcbzl
f8aa696f
DB
746 dev_bktr_ioctl_bt848_h
747 dev_bktr_ioctl_meteor_h
748 dev_ic_bt8xx_h
749 dev_video_meteor_ioctl_meteor_h
750 dev_video_bktr_ioctl_bt848_h
18b67ae5 751 dlfcn_h
c88f5d72 752 dlopen
245626d0
DB
753 ebp_available
754 ebx_available
c2a29455 755 fast_64bit
7073e9fc 756 fast_cmov
7b829d2a 757 fast_unaligned
9d99cc5a 758 fork
c88f5d72 759 freetype2
da9e86f8 760 gethrtime
4e68cb8a 761 GetProcessTimes
66be5b45 762 getrusage
c88f5d72 763 imlib2
2e1913b1 764 inet_aton
61d251db 765 inline_asm
0b4a1821
AS
766 libdc1394_1
767 libdc1394_2
a33cab3a
MK
768 llrint
769 lrint
c88f5d72 770 lrintf
f8aa696f
DB
771 machine_ioctl_bt848_h
772 machine_ioctl_meteor_h
c88f5d72
MR
773 malloc_h
774 memalign
6ffa87d3 775 mkstemp
b4e806b2 776 pld
9cafbd6c 777 ppc64
a33cab3a
MK
778 round
779 roundf
c88f5d72
MR
780 sdl
781 sdl_video_size
72be9e73 782 socklen_t
deb29777 783 soundcard_h
f8cda19e 784 poll_h
b58412f1 785 sys_mman_h
b091aa44 786 sys_resource_h
81644c2e 787 sys_select_h
deb29777 788 sys_soundcard_h
e16e49ac 789 termios_h
b265431e 790 threads
6ff3f3e7 791 winsock2_h
304d586d 792 yasm
0cb78cef 793"
44161118 794
520cc7f1 795CMDLINE_SELECT="
3f5b56e5 796 $ARCH_EXT_LIST
520cc7f1 797 $CONFIG_LIST
8eee7025 798 $THREADS_LIST
db6107b6 799 cross_compile
520cc7f1
MR
800 debug
801 extra_warnings
8c6afa4d 802 logging
d2bbb2f7 803 optimizations
520cc7f1
MR
804 shared
805 static
87a0fb62 806 stripping
520cc7f1 807"
426be5dc
DB
808
809PATHS_LIST='
d156bede 810 bindir
26759c44
MR
811 incdir
812 libdir
26759c44
MR
813 mandir
814 prefix
815 shlibdir
426be5dc
DB
816'
817
818CMDLINE_SET="
819 $PATHS_LIST
820 arch
821 build_suffix
822 cc
823 cpu
824 cross_prefix
825 logfile
26759c44
MR
826 source_path
827 target_os
426be5dc 828"
520cc7f1 829
912f3148
DB
830# code dependency declarations
831
9eeed841
MR
832# architecture extensions
833altivec_deps="powerpc"
834armv5te_deps="armv4l"
835armv6_deps="armv4l"
f55b299a 836armvfp_deps="armv4l"
9eeed841 837iwmmxt_deps="armv4l"
e241ba14 838mmi_deps="mips"
9eeed841 839mmx_deps="x86"
fbef871d 840mmx2_deps="x86 mmx"
6b18d278 841neon_deps="armv4l"
9eeed841 842ssse3_deps="x86"
bd9d34a0 843vis_deps="sparc"
9eeed841 844
de0e19cc
MR
845# system headers and functions
846byteswap_h_deps="!armv4l"
847
912f3148 848# decoders / encoders
1b71f045 849ac3_decoder_deps="gpl !liba52"
33a0dd37 850dxa_decoder_deps="zlib"
406ab5cc 851eac3_decoder_deps="gpl"
30fd06be 852flashsv_decoder_deps="zlib"
773be23a 853flashsv_encoder_deps="zlib"
b517af05 854mlp_decoder_deps="mlp_parser"
30fd06be
MR
855mpeg_xvmc_decoder_deps="xvmc"
856png_decoder_deps="zlib"
857png_encoder_deps="zlib"
30fd06be
MR
858zmbv_decoder_deps="zlib"
859zmbv_encoder_deps="zlib"
860
912f3148 861# external libraries
7bc5f2a8 862liba52_decoder_deps="liba52"
4ec45764 863liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
864libamr_nb_decoder_deps="libamr_nb"
865libamr_nb_encoder_deps="libamr_nb"
866libamr_wb_decoder_deps="libamr_wb"
867libamr_wb_encoder_deps="libamr_wb"
1b71f045 868libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 869libdirac_encoder_deps="libdirac"
c9171a83 870libfaac_encoder_deps="libfaac"
69ddbd1d 871libfaad_decoder_deps="libfaad"
4ec45764 872libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
873libgsm_decoder_deps="libgsm"
874libgsm_encoder_deps="libgsm"
8ffed8d8
MR
875libgsm_ms_decoder_deps="libgsm"
876libgsm_ms_encoder_deps="libgsm"
1cc60c47 877libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
878libschroedinger_decoder_deps="libschroedinger"
879libschroedinger_encoder_deps="libschroedinger"
150d2772 880libtheora_encoder_deps="libtheora"
b0caf888 881libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
882libx264_encoder_deps="libx264"
883libxvid_encoder_deps="libxvid"
13566c31 884mpeg4aac_decoder_deps="libfaad"
30fd06be 885
912f3148 886# demuxers / muxers
03a76ba9 887ac3_demuxer_deps="ac3_parser"
50383e88 888audio_beos_demuxer_deps="audio_beos"
4ec45764 889audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 890audio_beos_muxer_deps="audio_beos"
4ec45764 891audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 892avisynth_demuxer_deps="avisynth"
73483024 893bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 894dirac_demuxer_deps="dirac_parser"
fe9bb347 895dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 896libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
897libnut_demuxer_deps="libnut"
898libnut_muxer_deps="libnut"
4bd8e17c 899mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
900oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
901oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 902redir_demuxer_deps="network"
8eb793c4 903rtp_muxer_deps="network rtp_protocol"
95c21842
LA
904rtsp_demuxer_deps="sdp_demuxer"
905sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 906v4l_demuxer_deps="linux_videodev_h"
530dc538 907v4l2_demuxer_deps="linux_videodev2_h"
c2345207
RP
908vfwcap_demuxer_deps="capCreateCaptureWindow"
909vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 910x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 911x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 912
912f3148 913# protocols
c08fb000
AB
914http_protocol_deps="network"
915rtp_protocol_deps="udp_protocol"
916tcp_protocol_deps="network"
917udp_protocol_deps="network"
918
f7679c54 919# filters
81124ba0 920movie_filter_deps="avfilter_lavf"
f7679c54 921
912f3148 922# programs
fa859b4d 923ffplay_deps="sdl"
6ad42348 924ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
925ffserver_extralibs='$ldl'
926vhook_extralibs='$ldl'
a2830dca 927
912f3148 928
de6d9b64 929# default parameters
8a608357 930
2ba042a7 931logfile="config.err"
8a608357
MR
932
933# installation paths
c9d19248
MR
934prefix_default="/usr/local"
935bindir_default='${prefix}/bin'
936incdir_default='${prefix}/include'
937libdir_default='${prefix}/lib'
938mandir_default='${prefix}/share/man'
939shlibdir_default="$libdir_default"
8a608357
MR
940
941# toolchain
de6d9b64 942cc="gcc"
304d586d 943yasmexe="yasm"
de6d9b64 944ar="ar"
503d5b58 945nm="nm"
be7109c1 946ranlib="ranlib"
0f3cb305 947strip="strip"
8a608357 948asmalign_pot="unknown"
20369773 949ln_s="ln -sf"
304d586d 950objformat="elf"
8a608357
MR
951
952# machine
cc6a90dd 953arch=`uname -m`
38d0a8aa 954cpu="generic"
8a608357 955
8a608357 956# OS
4f854758 957target_os=$(tolower $(uname -s))
8a608357 958
8a608357 959# libraries
f402916e 960enable bzlib
497237c7 961enable zlib
8a608357
MR
962
963# configurable options
497237c7 964enable debug
497237c7
RP
965enable ffmpeg
966enable ffplay
967enable ffserver
968enable ipv6
497237c7
RP
969enable mpegaudio_hp
970enable network
8400d6b8 971enable optimizations
497237c7 972enable protocols
530dc538 973enable static
87a0fb62 974enable stripping
8a608357
MR
975vhook="default"
976
8a608357 977# build settings
11a9d3e8 978add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 979SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 980VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 981FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
982LIBPREF="lib"
983LIBSUF=".a"
c5f14466
RP
984FULLNAME='$(NAME)$(BUILDSUF)'
985LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
986SLIBPREF="lib"
987SLIBSUF=".so"
c5f14466 988SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
989SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
990SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 991LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 992
315c741d 993# gcc stupidly only outputs the basename of targets with -MM
18c64005 994DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 995
c597172e
MR
996# find source path
997source_path="`dirname \"$0\"`"
497237c7 998enable source_path_used
c597172e
MR
999if test -z "$source_path" -o "$source_path" = "." ; then
1000 source_path="`pwd`"
497237c7 1001 disable source_path_used
c597172e
MR
1002else
1003 source_path="`cd \"$source_path\"; pwd`"
1004 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1005 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1006fi
1007
c597172e
MR
1008FFMPEG_CONFIGURATION="$@"
1009
73ef8980
MR
1010find_things(){
1011 thing=$1
1012 pattern=$2
1013 file=$source_path/$3
932ccf39 1014 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1015}
1016
1017ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1018DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1019PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1020BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1021MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1022DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1023OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1024INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1025PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1026FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1027
7483e694
DB
1028enable $ARCH_EXT_LIST \
1029 $DECODER_LIST \
1030 $ENCODER_LIST \
1031 $PARSER_LIST \
1032 $BSF_LIST \
1033 $DEMUXER_LIST \
1034 $MUXER_LIST \
f7679c54 1035 $FILTER_LIST \
7483e694
DB
1036 $PROTOCOL_LIST \
1037 $INDEV_LIST \
1038 $OUTDEV_LIST \
c597172e
MR
1039
1040die_unknown(){
1041 echo "Unknown option \"$1\"."
1042 echo "See $0 --help for available options."
1043 exit 1
1044}
1045
794f8e97 1046show_list() {
bf0c4afa
RP
1047 suffix=_$1
1048 shift
1049 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1050 exit 0
1051}
1052
c597172e 1053for opt do
7483e694
DB
1054 optval="${opt#*=}"
1055 case "$opt" in
7483e694
DB
1056 --extra-cflags=*) add_cflags "$optval"
1057 ;;
1058 --extra-ldflags=*) add_ldflags "$optval"
1059 ;;
1060 --extra-libs=*) add_extralibs "$optval"
1061 ;;
8fb1cb58 1062 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1063 ;;
40bcf4c7
BL
1064 --enable-debug=*) debuglevel="$optval"
1065 ;;
7483e694
DB
1066 --enable-*=*|--disable-*=*)
1067 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1068 case "$thing" in
81124ba0 1069 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1070 *) die_unknown "$opt" ;;
1071 esac
1072 ;;
1073 --enable-?*|--disable-?*)
1074 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1075 if is_in $option $COMPONENT_LIST; then
1076 eval $action \$$(toupper ${option%s})_LIST
1077 elif is_in $option $CMDLINE_SELECT; then
1078 $action $option
1079 else
1080 die_unknown $opt
1081 fi
7483e694
DB
1082 ;;
1083 --list-*)
1084 NAME="${opt#--list-}"
1085 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1086 NAME=${NAME%s}
1087 eval show_list $NAME \$$(toupper $NAME)_LIST
1088 ;;
1089 --help|-h) show_help
1090 ;;
1091 *)
26759c44
MR
1092 optname="${opt%=*}"
1093 optname="${optname#--}"
1094 optname=$(echo "$optname" | sed 's/-/_/g')
1095 is_in $optname $CMDLINE_SET || die_unknown $opt
1096 eval $optname='$optval'
7483e694
DB
1097 ;;
1098 esac
c597172e
MR
1099done
1100
bcea99bb
MR
1101disabled logging && logfile=/dev/null
1102
1103echo "# $0 $@" > $logfile
1104set >> $logfile
1105
adb2b908 1106cc="${cross_prefix}${cc}"
304d586d 1107yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1108ar="${cross_prefix}${ar}"
1109nm="${cross_prefix}${nm}"
1110ranlib="${cross_prefix}${ranlib}"
1111strip="${cross_prefix}${strip}"
1112
e4e69e0b
MR
1113# set temporary file name
1114if test ! -z "$TMPDIR" ; then
1115 TMPDIR1="${TMPDIR}"
1116elif test ! -z "$TEMPDIR" ; then
1117 TMPDIR1="${TEMPDIR}"
1118else
1119 TMPDIR1="/tmp"
1120fi
1121
1122TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1123TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1124TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1125TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1126TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1127TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1128
e9b9a2f8
MN
1129check_cflags -fasm
1130check_cflags -std=c99
1131
b24dbcbd
RP
1132case "$arch" in
1133 i386|i486|i586|i686|i86pc|BePC)
1134 arch="x86_32"
1135 enable fast_unaligned
1136 ;;
1137 x86_64|amd64)
1138 arch="x86_32"
1139 enable fast_unaligned
1140 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1141 int test[sizeof(char*) - 7];
1142EOF
1143 ;;
1144 # armv4l is a subset of armv[567]*l
1145 arm|armv[4567]*l)
1146 arch="armv4l"
1147 ;;
1148 alpha)
1149 arch="alpha"
1150 enable fast_64bit
1151 ;;
1152 "Power Macintosh"|ppc|powerpc)
1153 arch="powerpc"
1154 ;;
1155 ppc64)
1156 arch="powerpc"
1157 enable fast_64bit
1158 ;;
1159 mips|mipsel|IP*)
1160 arch="mips"
1161 ;;
1162 sun4u|sparc64)
1163 arch="sparc64"
1164 enable fast_64bit
1165 ;;
1166 sparc)
1167 arch="sparc"
1168 ;;
1169 sh4)
1170 arch="sh4"
1171 ;;
1172 parisc)
1173 arch="parisc"
1174 ;;
1175 parisc64)
1176 arch="parisc"
1177 enable fast_64bit
1178 ;;
1179 s390|s390x)
1180 arch="s390"
1181 ;;
1182 m68k)
1183 arch="m68k"
1184 ;;
1185 ia64)
1186 arch="ia64"
1187 enable fast_64bit
1188 ;;
1189 bfin)
1190 arch="bfin"
1191 ;;
1192 *)
1193 arch="unknown"
1194 ;;
1195esac
1196
1197enable $arch
1198enabled_any x86_32 x86_64 && enable x86
1199enabled sparc64 && enable sparc
1200
7483e694 1201# OS specific
4f854758 1202case $target_os in
7483e694 1203 beos|haiku|zeta)
c9d19248 1204 prefix_default="$HOME/config"
7483e694
DB
1205 # helps building libavcodec
1206 add_cflags "-DPIC -fomit-frame-pointer"
1207 # 3 gcc releases known for BeOS, each with ugly bugs
1208 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1209 case "$gcc_version" in
1210 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1211 disable mmx
1212 ;;
1213 *20010315*) echo "BeBits gcc"
1214 add_cflags "-fno-expensive-optimizations"
1215 ;;
1216 esac
7483e694
DB
1217 SHFLAGS=-nostart
1218 # enable BeOS things
1219 enable audio_beos
1220 # no need for libm, but the inet stuff
1221 # Check for BONE
1222 # XXX: actually should check for NOT net_server
78fe7631 1223 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1224 network_extralibs="-lbind -lsocket"
1225 else
1226 enable beos_netserver
1227 network_extralibs="-lnet"
1228 fi ;;
1229 sunos)
1230 FFSERVERLDFLAGS=""
9987769a 1231 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1232 network_extralibs="-lsocket -lnsl"
1233 ;;
1234 netbsd)
1235 oss_demuxer_extralibs="-lossaudio"
1236 oss_muxer_extralibs="-lossaudio"
1237 ;;
1238 openbsd)
1239 disable need_memalign
1240 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1241 SHFLAGS='-shared'
1242 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1243 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1244 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1245 oss_demuxer_extralibs="-lossaudio"
1246 oss_muxer_extralibs="-lossaudio"
1247 ;;
1248 freebsd)
1249 disable need_memalign
1250 ;;
1251 bsd/os)
1252 osextralibs="-lpoll -lgnugetopt"
1253 strip="strip -d"
1254 ;;
1255 darwin)
1256 disable need_memalign
0138c54e 1257 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1258 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1259 strip="strip -x"
1260 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1261 SLIBSUF=".dylib"
1262 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1263 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1264 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1265 objformat="macho"
1b0f6fb8 1266 enabled x86_64 && objformat="macho64"
7483e694
DB
1267 ;;
1268 mingw32*)
4f854758 1269 target_os=mingw32
dcc01c06
RP
1270 LIBTARGET=i386
1271 if test $arch = x86_64; then
1272 disable need_memalign
1273 LIBTARGET=x64
1274 fi
fbd971a4 1275 shlibdir_default="$bindir_default"
7483e694
DB
1276 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1277 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1278 if enabled swscale; then
7483e694
DB
1279 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1280 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1281 fi
1282 disable ffserver
1283 SLIBPREF=""
1284 SLIBSUF=".dll"
1285 EXESUF=".exe"
1286 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1287 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1288 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1289 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1290 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1291 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1292 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1293 objformat="win32"
7483e694
DB
1294 ;;
1295 cygwin*)
4f854758 1296 target_os=cygwin
fbd971a4 1297 shlibdir_default="$bindir_default"
7483e694
DB
1298 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1299 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1300 if enabled swscale; then
7483e694
DB
1301 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1302 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1303 fi
1304 EXESUF=".exe"
1305 SLIBPREF="cyg"
1306 SLIBSUF=".dll"
1307 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1308 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1309 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1310 objformat="win32"
7483e694 1311 ;;
4f365f37 1312 *-dos|freedos|opendos)
4f365f37
MK
1313 disable ffplay ffserver vhook
1314 disable $INDEV_LIST $OUTDEV_LIST
1315 network_extralibs="-lsocket"
1316 EXESUF=".exe"
304d586d 1317 objformat="win32"
4f365f37 1318 ;;
7483e694 1319 linux)
7483e694
DB
1320 enable dv1394
1321 ;;
1322 irix*)
4f854758 1323 target_os=irix
7483e694
DB
1324 ranlib="echo ignoring ranlib"
1325 ;;
d22e8442 1326 os/2*)
d22e8442
DY
1327 strip="lxlite"
1328 ln_s="cp -f"
d22e8442
DY
1329 EXESUF=".exe"
1330 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1331 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1332 FFSERVERLDFLAGS=""
287d3b13 1333 LIBSUF="_s.a"
d22e8442
DY
1334 SLIBPREF=""
1335 SLIBSUF=".dll"
1336 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1337 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1338 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1339 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1340 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1341 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1342 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1343 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1344 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1345 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1346 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1347 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1348 disable vhook
d22e8442 1349 ;;
269820f1
PR
1350 interix)
1351 disable vhook
1352 ;;
d22e8442 1353
7483e694 1354 *)
4f854758 1355 target_os="${target_os}-UNKNOWN"
7483e694
DB
1356 ;;
1357esac
1358
c9d19248
MR
1359set_default $PATHS_LIST
1360
c597172e 1361add_extralibs $osextralibs
de6d9b64 1362
28d8e661
DB
1363# Combine FFLDFLAGS and the LDFLAGS environment variable.
1364LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1365
497237c7 1366test -n "$cross_prefix" && enable cross_compile
1ea46bed 1367
320d060a 1368# we need to build at least one lib type
93b3c083 1369if ! enabled_any static shared; then
320d060a
DB
1370 cat <<EOF
1371At least one library type must be built.
1372Specify --enable-static to build the static libraries or --enable-shared to
1373build the shared libraries as well. To only build the shared libraries specify
1374--disable-static in addition to --enable-shared.
1375EOF
1376 exit 1;
1377fi
1378
abc4e572 1379disabled static && LIBNAME=""
2a320695 1380
a2234ceb
RP
1381if enabled_any libfaad libfaadbin ; then
1382 if check_header faad.h; then
1383 check_cc << EOF
1384#include <faad.h>
1385#ifndef FAAD2_VERSION
1386ok faad1
1387#endif
db817cf3 1388int main(void) { return 0; }
a2234ceb
RP
1389EOF
1390 test $? = 0 && enable libfaad2
1391 else
ff3dac65 1392 die "FAAD test failed."
a2234ceb
RP
1393 fi
1394fi
1395
1396
93b3c083 1397if ! enabled gpl; then
54118497
RP
1398 die_gpl_disabled(){
1399 name=$1
1400 shift
1401 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1402 }
4a24ab64 1403 die_gpl_disabled "The Postprocessing code" postproc
7bc5f2a8 1404 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1405 die_gpl_disabled "libx264" libx264
1406 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1407 die_gpl_disabled "FAAD2" libfaad2
1408 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1409 die_gpl_disabled "The software scaler" swscale
ebb810d9 1410fi
b2e3c528 1411
3fe142e2
DB
1412if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1413 die "libamr is nonfree and --enable-nonfree is not specified."
1414fi
1415
9eeed841 1416check_deps $ARCH_EXT_LIST
0f3cb305 1417
5d323602
MR
1418test -z "$need_memalign" && need_memalign="$mmx"
1419
cf9d24ad 1420#Darwin CC versions
4f854758 1421if test $target_os = darwin; then
3dddba4b 1422 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1423 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1424 else
8541cc27 1425 add_cflags "-pipe"
26c1b3be
DB
1426 check_cflags "-force_cpusubtype_ALL"
1427 check_cflags "-Wno-sign-compare"
f946a9a4 1428 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1429 fi
2a1a6b64
MN
1430fi
1431
40617a6d 1432disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1433
a4adb608 1434# Add processor-specific flags
38d0a8aa 1435if test $cpu != "generic"; then
bc8ec47b
MR
1436 warn_altivec(){
1437 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1438 }
38d0a8aa 1439 case $cpu in
bb270c08 1440 601|ppc601|PowerPC601)
1c5d830c 1441 add_cflags "-mcpu=601"
bc8ec47b 1442 warn_altivec enabled PPC601
bb270c08
DB
1443 ;;
1444 603*|ppc603*|PowerPC603*)
1c5d830c 1445 add_cflags "-mcpu=603"
bc8ec47b 1446 warn_altivec enabled PPC603
bb270c08
DB
1447 ;;
1448 604*|ppc604*|PowerPC604*)
1c5d830c 1449 add_cflags "-mcpu=604"
bc8ec47b 1450 warn_altivec enabled PPC604
bb270c08
DB
1451 ;;
1452 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1453 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1454 warn_altivec enabled PPC75x
bb270c08
DB
1455 ;;
1456 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1457 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1458 warn_altivec disabled PPC745x
bb270c08
DB
1459 ;;
1460 74*|ppc74*|PowerPC74*)
1c5d830c 1461 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1462 warn_altivec disabled PPC74xx
bb270c08
DB
1463 ;;
1464 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1465 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1466 warn_altivec disabled PPC970
9cafbd6c 1467 enable ppc64
bb270c08 1468 ;;
e07e357d
LB
1469 Cell|CELL|cell)
1470 add_cflags "-mcpu=cell"
1471 warn_altivec disabled Cell
9cafbd6c 1472 enable ppc64
e07e357d 1473 ;;
e7768fc5
GP
1474 # targets that do NOT support conditional mov (cmov)
1475 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1476 add_cflags "-march=$cpu"
497237c7 1477 disable cmov
e7768fc5
GP
1478 ;;
1479 # targets that do support conditional mov (cmov)
416519dd 1480 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1481 add_cflags "-march=$cpu"
497237c7
RP
1482 enable cmov
1483 enable fast_cmov
94e4c3a3
GP
1484 ;;
1485 # targets that do support conditional mov but on which it's slow
800a5a19 1486 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1487 add_cflags "-march=$cpu"
497237c7
RP
1488 enable cmov
1489 disable fast_cmov
bb270c08 1490 ;;
d7b34d08 1491 sparc64)
1c5d830c 1492 add_cflags "-mcpu=v9"
d7b34d08 1493 ;;
265de665 1494 arm*|cortex*)
6b19786b
MR
1495 add_cflags "-mcpu=$cpu"
1496 ;;
bb270c08 1497 *)
7483e694 1498 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1499 ;;
a4adb608
MN
1500 esac
1501fi
1502
be0d52ab 1503# make sure we can execute files in $TMPDIR
2270b4b2 1504cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1505#! /bin/sh
1506EOF
2270b4b2
DB
1507chmod +x $TMPSH >> $logfile 2>&1
1508if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1509 cat <<EOF
1510Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1511variable to another directory and make sure that $TMPDIR1 is not mounted
1512noexec.
be0d52ab
MR
1513EOF
1514 die "Sanity test failed."
1515fi
edd08265 1516rm $TMPSH
be0d52ab 1517
1a268acc
MR
1518# compiler sanity check
1519check_exec <<EOF
c23a0ac8 1520int main(void){ return 0; }
1a268acc
MR
1521EOF
1522if test "$?" != 0; then
1523 echo "$cc is unable to create an executable file."
93b3c083 1524 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1525 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1526 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1527 fi
1528 die "C compiler test failed."
1529fi
1530
b4d96ba2
MR
1531check_cc <<EOF || die "Symbol mangling check failed."
1532int ff_extern;
1533EOF
2f05d9c1 1534sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1535extern_prefix=${sym%%ff_extern*}
1536
61d251db
MR
1537check_asm inline_asm '""'
1538
9eeed841 1539if enabled x86; then
44965991
PI
1540 # check whether EBP is available on x86
1541 # As 'i' is stored on the stack, this program will crash
1542 # if the base pointer is used to access it because the
1543 # base pointer is cleared in the inline assembly code.
7dfef245 1544 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1545 volatile int i=0;
1546 asm volatile (
1547 "xorl %%ebp, %%ebp"
1548 ::: "%ebp");
1549 return i;
44965991
PI
1550EOF
1551
1552 # check wether EBX is available on x86
940f335a 1553 check_asm ebx_available '"":::"%ebx"'
8e380710 1554
d7f0920b 1555 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1556 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1557 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1558
1559 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1560
1561 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1562 enabled x86_64 && append YASMFLAGS "-m amd64"
1563 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1564 case "$objformat" in
1565 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1566 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1567 *) append YASMFLAGS "-DPREFIX" ;;
1568 esac
1569 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1570fi
1571
87ea51e0
LB
1572# check for assembler specific support
1573
cc6a90dd 1574if test $arch = "powerpc"; then
497237c7 1575check_cc <<EOF && enable dcbzl
87ea51e0
LB
1576int main(void) {
1577 register long zero = 0;
1578 char data[1024];
1579 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1580return 0;
1581}
1582EOF
1583fi
1584
57bd82d4
MR
1585# check for SIMD availability
1586
115329f1 1587# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1588if enabled altivec; then
3ed1a2ee
DB
1589 check_cflags -maltivec -mabi=altivec &&
1590 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1591 check_cflags -faltivec
b6e52719 1592
0182fee8 1593 # check if our compiler supports Motorola AltiVec C API
497237c7 1594 check_cc <<EOF || disable altivec
dcd479c0 1595$inc_altivec_h
a9a07762
MN
1596int main(void) {
1597 vector signed int v1, v2, v3;
1598 v1 = vec_add(v2,v3);
1599 return 0;
1600}
1601EOF
b006b26c
DB
1602
1603 # check if our compiler supports braces for vector declarations
80a61f08 1604 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1605$inc_altivec_h
80a61f08 1606int main (void) { (vector int) {1}; return 0; }
b006b26c 1607EOF
a9a07762 1608fi
ab6c65f6 1609
b4e806b2
MC
1610# We have to check if pld is a nop and disable it.
1611enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1612enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1613enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1614enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1615enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1616enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1617enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1618enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1619
8b03def6
DB
1620enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1621
57bd82d4
MR
1622# ---
1623# big/little-endian test
9eebe687
MR
1624check_cc <<EOF || die "endian test failed"
1625unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1626EOF
d04d9e16 1627od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1628
a3999908 1629# ---
3d204385
NK
1630# check availability of some header files
1631
a98bb16d
RP
1632if check_func dlopen; then
1633 ldl=
1634elif check_func dlopen -ldl; then
1635 ldl=-ldl
8bf5d58f
MN
1636fi
1637
7483e694
DB
1638check_func fork
1639check_func gethrtime
1640check_func getrusage
094c09bb 1641check_func inet_aton $network_extralibs
7483e694
DB
1642check_func memalign
1643check_func mkstemp
a98bb16d 1644check_func2 windows.h GetProcessTimes
6ffa87d3 1645
a98bb16d 1646check_header byteswap.h
e16e49ac 1647check_header conio.h
a98bb16d
RP
1648check_header dlfcn.h
1649check_header malloc.h
bf6ce82d 1650check_header poll.h
b58412f1 1651check_header sys/mman.h
b091aa44 1652check_header sys/resource.h
bf6ce82d 1653check_header sys/select.h
a98bb16d
RP
1654check_header termios.h
1655
1656if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1657 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1658fi
e16e49ac 1659
e8214e0e 1660enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1661enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1662
1663# check for some common methods of building with pthread support
1664# do this before the optional library checks as some of them require pthreads
1665if enabled pthreads; then
9e7fd101
MR
1666 if check_func pthread_create; then
1667 :
1668 elif check_func pthread_create -pthread; then
1669 add_cflags -pthread
afc9aee2 1670 add_extralibs -pthread
9e7fd101
MR
1671 elif check_func pthread_create -pthreads; then
1672 add_cflags -pthreads
afc9aee2 1673 add_extralibs -pthreads
8d94f606
GT
1674 elif check_func pthread_create -lpthreadGC2; then
1675 add_extralibs -lpthreadGC2
9e7fd101
MR
1676 elif ! check_lib pthread.h pthread_create -lpthread; then
1677 die "ERROR: can't find pthreads library"
1678 fi
57bd82d4
MR
1679fi
1680
8eee7025 1681for thread in $THREADS_LIST; do
e5f94c2b 1682 if enabled $thread; then
3ae3b721
RP
1683 test -n "$thread_type" &&
1684 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1685 thread_type="$thread"
e5f94c2b
RP
1686 fi
1687done
1688
fdf88598
MR
1689check_lib math.h sin -lm
1690
a33cab3a
MK
1691# test for C99 functions in math.h
1692for func in llrint lrint lrintf round roundf; do
1693 check_exec <<EOF && enable $func || disable $func
f32adb22 1694#include <math.h>
a33cab3a 1695int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1696EOF
a33cab3a 1697done
f32adb22 1698
57bd82d4 1699# these are off by default, so fail if requested and not available
79fda097 1700enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1701enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1702enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1703enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1704enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1705 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1706 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1707enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1708enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1709enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1710enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1711enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1712enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1713 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1714enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1715enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
18ee626c 1716enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
7483e694
DB
1717enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1718enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1719
0b4a1821
AS
1720# libdc1394 check
1721if enabled libdc1394; then
1722 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1723 enable libdc1394_2; } ||
1724 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1725 enable libdc1394_1; } ||
1726 die "ERROR: No version of libdc1394 found "
1727fi
1728
1729
c13e1abd
FH
1730_restrict=
1731for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1732 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1733void foo(char * $restrict_keyword p);
1734EOF
c13e1abd
FH
1735done
1736
703afd07 1737test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1738
4f854758 1739if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1740 disable vhook
fbb9d104 1741 echo
b0268cc0 1742 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1743 echo "Patches welcome."
1744 echo
1745fi
1746
8d923001
MR
1747if enabled vhook; then
1748 check_ldflags -rdynamic
1749 check_ldflags -export-dynamic
1750fi
bfd2edeb 1751
eea50282
MR
1752check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1753check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1754
a86b921c 1755##########################################
29799f8b 1756# SDL check
a86b921c 1757
497237c7
RP
1758disable sdl_too_old
1759disable sdl
6a1a892f 1760SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1761if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1762 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1763 temp_cflags $sdl_cflags
dcd479c0 1764 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1765 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1766 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1767 if test "$_sdlversion" -lt 121 ; then
497237c7 1768 enable sdl_too_old
dcd479c0 1769 else
497237c7 1770 enable sdl
225e21ef 1771 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1772#include <SDL.h>
d6773f56 1773int main(int argc, char **argv){
29f3b38a
MR
1774 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1775 int w = vi->current_w;
1776 return 0;
1777}
1778EOF
dcd479c0
MR
1779 fi
1780 fi
29f3b38a 1781 restore_flags
c3f6b472 1782fi
57bd82d4 1783
2270b4b2 1784texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1785
7a91333f 1786##########################################
73b46a95
RP
1787# Network check
1788
1789if enabled network; then
668b65bd 1790 check_type sys/socket.h socklen_t
73b46a95
RP
1791 # Prefer arpa/inet.h over winsock2
1792 if check_header arpa/inet.h ; then
1793 check_func closesocket
1794 elif check_header winsock2.h ; then
ea10ddde 1795 network_extralibs="-lws2_32"
72be9e73 1796 check_type ws2tcpip.h socklen_t
73b46a95
RP
1797 check_func2 winsock2.h closesocket
1798 fi
1799fi
1800
1801##########################################
29799f8b 1802# IPv6 check
7a91333f 1803
497237c7 1804enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1805#include <sys/types.h>
1806#include <sys/socket.h>
1807#include <netinet/in.h>
1808#include <netdb.h>
db817cf3 1809int main(void) {
7483e694
DB
1810 struct sockaddr_storage saddr;
1811 struct ipv6_mreq mreq6;
1812 getaddrinfo(0,0,0,0);
1813 getnameinfo(0,0,0,0,0,0,0);
1814 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1815}
1816EOF
1817
06e31011
RP
1818check_header linux/videodev.h
1819check_header linux/videodev2.h
47f38850 1820
c2345207
RP
1821check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1822
f8aa696f 1823# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1824{ check_header dev/bktr/ioctl_meteor.h &&
1825 check_header dev/bktr/ioctl_bt848.h; } ||
1826{ check_header machine/ioctl_meteor.h &&
1827 check_header machine/ioctl_bt848.h; } ||
1828{ check_header dev/video/meteor/ioctl_meteor.h &&
1829 check_header dev/video/bktr/ioctl_bt848.h; } ||
1830check_header dev/ic/bt8xx.h
f8aa696f 1831
c7682de0
RP
1832check_header sys/soundcard.h
1833check_header soundcard.h
deb29777 1834
7483e694 1835# deal with the X11 frame grabber
56a059ac 1836enabled x11grab &&
f58f4ce1
GP
1837check_header X11/Xlib.h &&
1838check_header X11/extensions/XShm.h &&
1839check_func XOpenDisplay -lX11 &&
06eab4ba 1840check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1841
40bcf4c7 1842enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1843
1844# add some useful compiler flags if supported
1845check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1846check_cflags -Wall
1847check_cflags -Wno-switch
c07bd6a9
MN
1848check_cflags -Wdisabled-optimization
1849check_cflags -Wpointer-arith
1850check_cflags -Wredundant-decls
cc1fb623 1851check_cflags -Wno-pointer-sign
f4929996 1852check_cflags -Wcast-qual
9aceb3cf 1853check_cflags -Wwrite-strings
652a5bf6 1854check_cflags -Wtype-limits
5af4e0cc 1855enabled extra_warnings && check_cflags -Winline
cf9d24ad 1856
57bd82d4 1857# add some linker flags
5c0e9479 1858check_ldflags -Wl,--warn-common
8351d2ba
DB
1859check_ldflags -Wl,--as-needed
1860check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 1861check_ldflags -Wl,-Bsymbolic
94a3401e 1862
bd2216e4
MR
1863if enabled small; then
1864 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1865 optimizations="small"
1866elif enabled optimizations; then
3dddba4b 1867 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1868 add_cflags "-O5"
1869 add_ldflags "-O5"
cf9d24ad 1870 else
30a3e5d4 1871 add_cflags "-O3"
cf9d24ad 1872 fi
cddf3f45 1873fi
11fdbc44 1874check_cflags -fno-math-errno
b2eb2ff0 1875check_cflags -fno-signed-zeros
cddf3f45 1876
504a64b9
CEH
1877# add some flags for Intel C Compiler
1878if $cc --version | grep -q Intel; then
1879 # Just warnings, no remarks
1880 check_cflags -w1
1881 # -wd: Disable following warnings
1882 # 144, 167, 556: -Wno-pointer-sign
1883 # 10006: ignoring unknown option -fno-signed-zeros
1884 # 10156: ignoring option '-W'; no argument required
1885 check_cflags -wd144,167,556,10006,10156
1886 # 11030: Warning unknown option --as-needed
1887 # 10156: ignoring option '-export'; no argument required
1888 check_ldflags -wd10156,11030
907eb3b5
CEH
1889 # Allow to compile with optimizations
1890 check_ldflags -march=$cpu
504a64b9
CEH
1891fi
1892
80581e98 1893# PIC flags for shared library objects where they are needed
5af4e0cc 1894if enabled shared; then
569cb218
MR
1895 # LIBOBJFLAGS may have already been set in the OS configuration
1896 if test -z "$LIBOBJFLAGS" ; then
1897 case "$arch" in
e70f1a20 1898 x86_64|ia64|alpha|sparc*|power*|parisc*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1899 esac
1900 fi
80581e98
MN
1901fi
1902
90be59ef 1903if enabled gprof; then
30a3e5d4
NP
1904 add_cflags "-p"
1905 add_ldflags "-p"
1db54e20
DB
1906fi
1907
3b26ee47 1908VHOOKCFLAGS="-fPIC"
18451f7d 1909
7f3c02fc 1910# Find out if the .align argument is a power of two or not.
4454dc1b 1911if test $asmalign_pot = "unknown"; then
497237c7
RP
1912 disable asmalign_pot
1913 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1914fi
1915
7483e694
DB
1916enabled_any $DECODER_LIST && enable decoders
1917enabled_any $ENCODER_LIST && enable encoders
1918enabled_any $BSF_LIST && enable bsfs
1919enabled_any $DEMUXER_LIST && enable demuxers
1920enabled_any $MUXER_LIST && enable muxers
f7679c54 1921enabled_any $FILTER_LIST && enable filters
7483e694
DB
1922enabled_any $INDEV_LIST && enable demuxers
1923enabled_any $OUTDEV_LIST && enable muxers
1924enabled_any $PROTOCOL_LIST && enable protocols
1925
1926enabled_any $THREADS_LIST && enable threads
1927
1928check_deps $CONFIG_LIST \
1929 $HAVE_LIST \
1930 $DECODER_LIST \
1931 $ENCODER_LIST \
1932 $PARSER_LIST \
1933 $BSF_LIST \
1934 $DEMUXER_LIST \
1935 $MUXER_LIST \
f7679c54 1936 $FILTER_LIST \
7483e694
DB
1937 $INDEV_LIST \
1938 $OUTDEV_LIST \
1939 $PROTOCOL_LIST \
f70f03f6 1940
f7b8bffe 1941enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1942enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1943enabled libtheora && append pkg_requires "theora"
f9def9cc 1944enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1945
3e89171a 1946echo "install prefix $prefix"
f36958f8
DB
1947echo "source path $source_path"
1948echo "C compiler $cc"
bfd5afd8 1949echo ".align is power-of-two $asmalign_pot"
f36958f8 1950echo "ARCH $arch ($cpu)"
ce8871c2
MR
1951if test "$build_suffix" != ""; then
1952 echo "build suffix $build_suffix"
eb94aca9 1953fi
0db2ce77 1954echo "big-endian ${bigendian-no}"
419b8784 1955if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1956 echo "yasm ${yasm-no}"
0db2ce77
MR
1957 echo "MMX enabled ${mmx-no}"
1958 echo "CMOV enabled ${cmov-no}"
1959 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1960 echo "EBX available ${ebx_available-no}"
1961 echo "EBP available ${ebp_available-no}"
e41e8342 1962fi
cc6a90dd 1963if test $arch = "armv4l"; then
0db2ce77
MR
1964 echo "ARMv5TE enabled ${armv5te-no}"
1965 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1966 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1967 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1968 echo "NEON enabled ${neon-no}"
eba9ae3c 1969fi
e241ba14 1970if test $arch = "mips"; then
0db2ce77 1971 echo "MMI enabled ${mmi-no}"
e41e8342 1972fi
cc6a90dd 1973if test $arch = "powerpc"; then
0db2ce77
MR
1974 echo "AltiVec enabled ${altivec-no}"
1975 echo "dcbzl available ${dcbzl-no}"
e41e8342 1976fi
0db2ce77
MR
1977echo "gprof enabled ${gprof-no}"
1978echo "debug symbols ${debug-no}"
87a0fb62 1979echo "strip symbols ${stripping-no}"
8400d6b8 1980echo "optimizations ${optimizations-no}"
0db2ce77
MR
1981echo "static ${static-no}"
1982echo "shared ${shared-no}"
4a24ab64 1983echo "postprocessing support ${postproc-no}"
13ca50f3 1984echo "software scaler enabled ${swscale-no}"
f7679c54 1985echo "new filter support ${avfilter-no}"
81124ba0 1986echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 1987echo "video hooking ${vhook-no}"
90be59ef 1988if enabled vhook; then
0db2ce77
MR
1989 echo "Imlib2 support ${imlib2-no}"
1990 echo "FreeType support ${freetype2-no}"
68892110 1991fi
0db2ce77 1992echo "network support ${network-no}"
90be59ef 1993if enabled network; then
0db2ce77 1994 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1995fi
0db2ce77
MR
1996echo "threading support ${thread_type-no}"
1997echo "SDL support ${sdl-no}"
90be59ef 1998if enabled sdl_too_old; then
bfd5afd8
DB
1999 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2000fi
0db2ce77
MR
2001echo "Sun medialib support ${mlib-no}"
2002echo "AVISynth enabled ${avisynth-no}"
2003echo "liba52 support ${liba52-no}"
2004echo "liba52 dlopened ${liba52bin-no}"
2005echo "libamr-nb support ${libamr_nb-no}"
2006echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2007echo "libdc1394 support ${libdc1394-no}"
690bfceb 2008echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2009echo "libfaac enabled ${libfaac-no}"
2010echo "libfaad enabled ${libfaad-no}"
7e0871a7 2011echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2012echo "libgsm enabled ${libgsm-no}"
2013echo "libmp3lame enabled ${libmp3lame-no}"
2014echo "libnut enabled ${libnut-no}"
f7cd9eed 2015echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2016echo "libtheora enabled ${libtheora-no}"
2017echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2018echo "libx264 enabled ${libx264-no}"
2019echo "libxvid enabled ${libxvid-no}"
0db2ce77 2020echo "zlib enabled ${zlib-no}"
f402916e 2021echo "bzlib enabled ${bzlib-no}"
2c62e737 2022echo
de6d9b64 2023
f7679c54 2024for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2025 echo "Enabled ${type}s:"
f65c9da1 2026 eval list=\$$(toupper $type)_LIST
8138b9db 2027 for part in $list; do
f65c9da1
MR
2028 enabled $part && echo ${part%_*}
2029 done | sort | pr -3 -t
2030 echo
8138b9db
RP
2031done
2032
ba321adb
JK
2033license="LGPL"
2034if enabled nonfree; then
2035 license="unredistributable"
2036elif enabled gpl; then
2037 license="GPL"
2038fi
2039
2040echo "License: $license"
ca5323af 2041
cf1392e9
DB
2042echo "Creating config.mak and config.h..."
2043
29799f8b
DB
2044echo "# Automatically generated by configure - do not modify!" > config.mak
2045echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2046echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2047echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2048echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2049
d921f03f 2050echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2051echo "prefix=$prefix" >> config.mak
22a324da
DB
2052echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2053echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2054echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2055echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2056echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2057echo "CC=$cc" >> config.mak
304d586d 2058echo "YASM=$yasmexe" >> config.mak
980fc7b8 2059echo "AR=$ar" >> config.mak
be7109c1 2060echo "RANLIB=$ranlib" >> config.mak
20369773 2061echo "LN_S=$ln_s" >> config.mak
87a0fb62 2062enabled stripping &&
3ae3b721 2063 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2064 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2065
a9b3f630 2066echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2067echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2068echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2069echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2070echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2071echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2072echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2073echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2074echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2075echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2076echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2077echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2078echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2079echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2080echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2081echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2082echo "SLIBSUF=$SLIBSUF" >> config.mak
2083echo "EXESUF=$EXESUF" >> config.mak
315c741d 2084echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2085
90be59ef 2086if enabled bigendian; then
7483e694
DB
2087 echo "WORDS_BIGENDIAN=yes" >> config.mak
2088 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2089fi
44161118 2090
90be59ef 2091if enabled sdl; then
7483e694
DB
2092 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2093 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2094fi
90be59ef 2095if enabled texi2html; then
7483e694 2096 echo "BUILD_DOC=yes" >> config.mak
146ea952 2097fi
5a872801 2098
719c8e00
MR
2099get_version(){
2100 name=$1
2101 file=$source_path/$2
147e7692
MR
2102 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2103 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2104 lcname=$(tolower $name)
2105 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2106 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2107}
2108
147e7692
MR
2109get_version LIBSWSCALE libswscale/swscale.h
2110get_version LIBPOSTPROC libpostproc/postprocess.h
2111get_version LIBAVCODEC libavcodec/avcodec.h
2112get_version LIBAVDEVICE libavdevice/avdevice.h
2113get_version LIBAVFORMAT libavformat/avformat.h
2114get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2115get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2116
5af4e0cc 2117if enabled shared; then
7483e694
DB
2118 echo "BUILD_SHARED=yes" >> config.mak
2119 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2120 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2121 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2122 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2123 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2124 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2125 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2126 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2127 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2128fi
d7e27559 2129echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2130echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2131
3d907e22
MR
2132print_config ARCH_ $TMPH config.mak $ARCH_LIST
2133print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2134print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2135 $DECODER_LIST \
2136 $ENCODER_LIST \
2137 $PARSER_LIST \
2138 $BSF_LIST \
2139 $DEMUXER_LIST \
2140 $MUXER_LIST \
f7679c54 2141 $FILTER_LIST \
7483e694
DB
2142 $PROTOCOL_LIST \
2143 $INDEV_LIST \
2144 $OUTDEV_LIST \
8ac17293 2145
c13e1abd
FH
2146echo "#define restrict $_restrict" >> $TMPH
2147
bd2216e4 2148if enabled small; then
7483e694 2149 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2150fi
2151
997baf01
MR
2152echo "SRC_PATH=\"$source_path\"" >> config.mak
2153echo "SRC_PATH_BARE=$source_path" >> config.mak
2154echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2155
8156056e 2156# Apparently it's not possible to portably echo a backslash.
3ae3b721 2157enabled asmalign_pot &&
7483e694
DB
2158 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2159 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2160
b4d96ba2 2161echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2162
9c05103f
DB
2163echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2164
b7860763 2165# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2166cmp -s $TMPH config.h &&
2167 echo "config.h is unchanged" ||
2168 mv -f $TMPH config.h
3d204385 2169
cea0ac52 2170rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2171
165af439 2172# build tree in object directory if source path is different from current one
90be59ef 2173if enabled source_path_used; then
165af439 2174 DIRS="\
7483e694
DB
2175 doc \
2176 libavcodec \
2177 libavcodec/alpha \
2178 libavcodec/armv4l \
2179 libavcodec/bfin \
2180 libavcodec/i386 \
2181 libavcodec/mlib \
2182 libavcodec/ppc \
2183 libavcodec/sh4 \
2184 libavcodec/sparc \
52a9cf34 2185 libavdevice \
f7679c54 2186 libavfilter \
7483e694
DB
2187 libavformat \
2188 libavutil \
2189 libpostproc \
2190 libswscale \
2191 tests \
2192 tools \
2193 vhook \
2194 "
165af439 2195 FILES="\
7483e694
DB
2196 Makefile \
2197 common.mak \
71c61f62 2198 subdir.mak \
7483e694
DB
2199 doc/texi2pod.pl \
2200 libavcodec/Makefile \
52a9cf34 2201 libavdevice/Makefile \
f7679c54 2202 libavfilter/Makefile \
7483e694
DB
2203 libavformat/Makefile \
2204 libavutil/Makefile \
2205 libpostproc/Makefile \
2206 libswscale/Makefile \
2207 "
165af439 2208 for dir in $DIRS ; do
7483e694 2209 mkdir -p $dir
165af439
MR
2210 done
2211 for f in $FILES ; do
20369773 2212 $ln_s "$source_path/$f" $f
165af439
MR
2213 done
2214fi
def4272a 2215
def4272a 2216
d0674868 2217# build pkg-config files
def4272a 2218
d0674868
DB
2219pkgconfig_generate(){
2220name=$1
e426941d 2221shortname=${name#lib}
d0674868
DB
2222comment=$2
2223version=$3
2224libs=$4
2225requires=$5
25cd5cb3 2226cat <<EOF > $name/$name.pc
3e89171a 2227prefix=$prefix
a94e666c 2228exec_prefix=\${prefix}
f2b7382c 2229libdir=$libdir
7622778e 2230includedir=$incdir
def4272a 2231
d0674868
DB
2232Name: $name
2233Description: $comment
2234Version: $version
5dcfe9f8
AH
2235Requires: $(disabled shared && echo $requires)
2236Requires.private: $(enabled shared && echo $requires)
def4272a 2237Conflicts:
12701f6e
AH
2238Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2239Libs.private: $(enabled shared && echo $libs)
76a448ed 2240Cflags: -I\${includedir}
def4272a 2241EOF
25cd5cb3 2242cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2243prefix=
2244exec_prefix=
46d1ff83
AJ
2245libdir=\${pcfiledir}
2246includedir=\${pcfiledir}/..
def4272a 2247
d0674868
DB
2248Name: $name
2249Description: $comment
2250Version: $version
2251Requires: $requires
def4272a 2252Conflicts:
12701f6e 2253Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2254Cflags: -I\${includedir}
2255EOF
d0674868 2256}
def4272a 2257
e426941d 2258pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2259pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2260pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2261pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2262enabled avfilter &&
35a71f1d 2263 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2264enabled postproc &&
e426941d 2265 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2266if enabled swscale; then
e426941d 2267 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2268else
f436a23e 2269 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2270 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2271fi