simplify sample rate code, flv_set_audio_codec already overrides it for nellymoser...
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
MR
71 echo " --enable-static build static libraries [default=yes]"
72 echo " --disable-static do not build static libraries [default=no]"
73 echo " --enable-shared build shared libraries [default=no]"
74 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
75 echo " --enable-gpl allow use of GPL code, the resulting libav*"
76 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
DB
77 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
78 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 79 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 80 echo " --enable-swscale software scaler support [default=no]"
f7679c54
VS
81 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
82 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 83 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 84 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 85 echo " --enable-pthreads use pthreads [default=no]"
eb113804 86 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 87 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
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88 echo
89 echo "External library support:"
5ce265a1 90 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 91 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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DB
92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
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94 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
95 echo " and libraw1394 [default=no]"
690bfceb 96 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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97 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
98 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 99 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 100 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 101 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
102 echo " --enable-libnut enable NUT (de)muxing via libnut,"
103 echo " native demuxer exists [default=no]"
f7cd9eed 104 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
ae14f311 105 echo " --enable-libspeex enable Speex decoding via libspeex [default=no]"
71757822 106 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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DB
107 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
108 echo " native implementation exists [default=no]"
1cc60c47
DB
109 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
110 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 111 echo " native MPEG-4/Xvid encoder exists [default=no]"
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112 echo ""
113 echo "Advanced options (experts only):"
114 echo " --source-path=PATH path to source code [$source_path]"
115 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 116 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 117 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 118 echo " --cc=CC use C compiler CC [$cc]"
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MR
119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
120 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
121 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 122 echo " --extra-version=STRING version string suffix []"
74c53c2d 123 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 124 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
125 echo " --cpu=CPU selects the minimum cpu required (affects"
126 echo " instruction selection, may crash on older CPUs)"
2b4c3615 127 echo " --enable-powerpc-perf enable performance report on PPC"
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128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
064df5a9
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130 echo " --disable-mmx2 disable MMX2 usage"
131 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 132 echo " --disable-armv5te disable armv5te usage"
edab3048 133 echo " --disable-armv6 disable armv6 usage"
f55b299a 134 echo " --disable-armvfp disable ARM VFP usage"
74c53c2d
MR
135 echo " --disable-iwmmxt disable iwmmxt usage"
136 echo " --disable-altivec disable AltiVec usage"
74c53c2d 137 echo " --disable-network disable network support [default=no]"
0c7bb0e5 138 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 139 echo " --disable-zlib disable zlib [default=no]"
f402916e 140 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 141 echo " --disable-vhook disable video hooking support"
74c53c2d
MR
142 echo " --disable-mpegaudio-hp faster (but less accurate)"
143 echo " MPEG audio decoding [default=no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
MR
146 echo " --disable-ffserver disable ffserver build"
147 echo " --disable-ffplay disable ffplay build"
148 echo " --enable-small optimize for size instead of speed"
3abe5fbd 149 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 150 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
151 echo " --disable-encoder=NAME disables encoder NAME"
152 echo " --enable-encoder=NAME enables encoder NAME"
153 echo " --disable-decoder=NAME disables decoder NAME"
154 echo " --enable-decoder=NAME enables decoder NAME"
155 echo " --disable-encoders disables all encoders"
156 echo " --disable-decoders disables all decoders"
ff70e601
MR
157 echo " --disable-muxer=NAME disables muxer NAME"
158 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 159 echo " --disable-muxers disables all muxers"
ff70e601
MR
160 echo " --disable-demuxer=NAME disables demuxer NAME"
161 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 162 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
163 echo " --enable-parser=NAME enables parser NAME"
164 echo " --disable-parser=NAME disables parser NAME"
165 echo " --disable-parsers disables all parsers"
cd61e407
JM
166 echo " --enable-bsf=NAME enables bitstream filter NAME"
167 echo " --disable-bsf=NAME disables bitstream filter NAME"
168 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
169 echo " --enable-protocol=NAME enables protocol NAME"
170 echo " --disable-protocol=NAME disables protocol NAME"
171 echo " --disable-protocols disables all protocols"
10d46dd0 172 echo " --disable-devices disables all devices"
1865259f
SS
173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
794f8e97
PI
176 echo " --list-decoders show all available decoders"
177 echo " --list-encoders show all available encoders"
178 echo " --list-muxers show all available muxers"
179 echo " --list-demuxers show all available demuxers"
180 echo " --list-parsers show all available parsers"
181 echo " --list-protocols show all available protocols"
182 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
183 echo " --list-indevs show all available input devices"
184 echo " --list-outdevs show all available output devices"
1865259f 185 echo " --list-filters show all available filters"
0a622b98
MR
186 echo
187 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 188 echo " --disable-debug disable debugging symbols"
b7d49373 189 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 190 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
57bd82d4
MR
201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
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206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
2ba042a7
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212}
213
214die(){
215 echolog "$@"
216 cat <<EOF
217If you think configure made a mistake, make sure you are using the latest
218version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 219ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 220EOF
e155a21a 221 if disabled logging; then
2ba042a7 222 cat <<EOF
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DB
223Rerun configure with logging enabled (do not use --disable-logging), and
224include the log this produces with your report.
2ba042a7
MR
225EOF
226 else
227cat <<EOF
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DB
228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
2ba042a7
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230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
239}
240
4a5444db 241tolower(){
6c6007d6 242 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
243}
244
a8d04fba
MR
245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
799c9e9b
MR
253pushvar(){
254 for var in $*; do
255 eval level=\${${var}_level:=0}
256 eval ${var}_${level}="\$$var"
257 eval ${var}_level=$(($level+1))
258 done
259}
260
261popvar(){
262 for var in $*; do
263 eval level=\${${var}_level:-0}
264 test $level = 0 && continue
265 eval level=$(($level-1))
266 eval $var="\${${var}_${level}}"
267 eval ${var}_level=$level
268 eval unset ${var}_${level}
269 done
270}
271
a8d04fba
MR
272enable(){
273 set_all yes $*
274}
275
276disable(){
277 set_all no $*
278}
279
57bd82d4 280enabled(){
3250003c
MR
281 test "${1#!}" = "$1" && op== || op=!=
282 eval test "x\$${1#!}" $op "xyes"
44161118
MR
283}
284
37970ebf 285disabled(){
3250003c
MR
286 test "${1#!}" = "$1" && op== || op=!=
287 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
288}
289
44161118
MR
290enabled_all(){
291 for opt; do
292 enabled $opt || return 1
293 done
294}
295
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DB
296disabled_all(){
297 for opt; do
298 disabled $opt || return 1
299 done
300}
301
44161118
MR
302enabled_any(){
303 for opt; do
304 enabled $opt && return 0
305 done
306}
307
85bca2c5
DB
308disabled_any(){
309 for opt; do
310 disabled $opt && return 0
311 done
f7b230a7 312 return 1
85bca2c5
DB
313}
314
c9d19248
MR
315set_default(){
316 for opt; do
317 eval test -z "\$$opt" && eval $opt=\$${opt}_default
318 done
319}
320
4a0d6686
AJ
321is_in(){
322 value=$1
323 shift
324 for var in $*; do
325 [ $var = $value ] && return 0
326 done
327 return 1
328}
329
30fd06be
MR
330check_deps(){
331 for cfg; do
3250003c 332 cfg="${cfg#!}"
799c9e9b
MR
333 enabled ${cfg}_checking && die "Circular dependency for $cfg."
334 disabled ${cfg}_checking && continue
335 enable ${cfg}_checking
336
30fd06be
MR
337 eval dep_all="\$${cfg}_deps"
338 eval dep_any="\$${cfg}_deps_any"
7ef3425f 339 eval dep_sel="\$${cfg}_select"
799c9e9b 340
7ef3425f
MR
341 pushvar cfg dep_all dep_any dep_sel
342 check_deps $dep_all $dep_any $dep_sel
343 popvar cfg dep_all dep_any dep_sel
799c9e9b 344
6a702d4c
MR
345 enabled_all $dep_all || disable $cfg
346 enabled_any $dep_any || disable $cfg
7ef3425f 347 disabled_any $dep_sel && disable $cfg
799c9e9b 348
4ec45764
RP
349 if enabled $cfg; then
350 eval dep_extralibs="\$${cfg}_extralibs"
351 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
7ef3425f 352 enable $dep_sel
4ec45764
RP
353 fi
354
799c9e9b 355 disable ${cfg}_checking
30fd06be
MR
356 done
357}
358
44161118
MR
359print_config(){
360 pfx=$1
361 header=$2
362 makefile=$3
363 shift 3
364 for cfg; do
3d907e22 365 ucname="`toupper $cfg`"
44161118 366 if enabled $cfg; then
3d907e22
MR
367 echo "#define ${pfx}${ucname} 1" >> $header
368 echo "#define ENABLE_${ucname} 1" >> $header
369 echo "${pfx}${ucname}=yes" >> $makefile
370 else
371 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
372 fi
373 done
57bd82d4
MR
374}
375
376flags_saved(){
2270b4b2 377 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
378}
379
dcd479c0 380save_flags(){
57bd82d4 381 flags_saved && return
dcd479c0
MR
382 SAVE_CFLAGS="$CFLAGS"
383 SAVE_LDFLAGS="$LDFLAGS"
384 SAVE_extralibs="$extralibs"
385}
386
387restore_flags(){
f5d28d10 388 flags_saved || return
dcd479c0
MR
389 CFLAGS="$SAVE_CFLAGS"
390 LDFLAGS="$SAVE_LDFLAGS"
391 extralibs="$SAVE_extralibs"
392 unset SAVE_CFLAGS
393 unset SAVE_LDFLAGS
394 unset SAVE_extralibs
395}
396
397temp_cflags(){
398 save_flags
399 CFLAGS="$CFLAGS $*"
400}
401
402temp_ldflags(){
403 save_flags
404 LDFLAGS="$LDFLAGS $*"
405}
406
407temp_extralibs(){
408 save_flags
409 extralibs="$extralibs $*"
410}
411
57bd82d4
MR
412append(){
413 var=$1
414 shift
415 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
416 eval "$var=\"\$$var $*\""
417}
418
419add_cflags(){
420 append CFLAGS "$@"
421}
422
423add_ldflags(){
424 append LDFLAGS "$@"
425}
426
427add_extralibs(){
428 append extralibs "$@"
429}
430
b0cfb663 431check_cmd(){
b3cb5d51 432 log "$@"
2270b4b2 433 "$@" >> $logfile 2>&1
b0cfb663
MR
434}
435
dcd479c0 436check_cc(){
57bd82d4 437 log check_cc "$@"
2270b4b2 438 cat > $TMPC
720c69da 439 log_file $TMPC
b0cfb663 440 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
441}
442
443check_cpp(){
444 log check_cpp "$@"
2270b4b2 445 cat > $TMPC
720c69da 446 log_file $TMPC
b0cfb663 447 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
448}
449
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MR
450check_asm(){
451 log check_asm "$@"
452 name="$1"
453 asm="$2"
454 shift 2
455 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 456int foo(void){ __asm__ volatile($asm); }
940f335a
MR
457EOF
458}
459
304d586d
LM
460check_yasm(){
461 log check_yasm "$@"
462 echo "$1" > $TMPS
463 log_file $TMPS
464 shift 1
465 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
466}
467
dcd479c0 468check_ld(){
57bd82d4 469 log check_ld "$@"
0607887f 470 check_cc || return
3155a644
MR
471 flags=''
472 libs=''
473 for f; do
474 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
475 done
476 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
477}
478
479check_cflags(){
57bd82d4
MR
480 log check_cflags "$@"
481 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
482int x;
483EOF
484}
485
486check_ldflags(){
57bd82d4
MR
487 log check_ldflags "$@"
488 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 489int main(void){ return 0; }
dcd479c0
MR
490EOF
491}
492
493check_header(){
57bd82d4 494 log check_header "$@"
dcd479c0
MR
495 header=$1
496 shift
d8bc5f06
MR
497 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
498 disable $var
499 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
500#include <$header>
501int x;
502EOF
503}
504
505check_func(){
57bd82d4 506 log check_func "$@"
dcd479c0
MR
507 func=$1
508 shift
d8bc5f06
MR
509 disable $func
510 check_ld "$@" <<EOF && enable $func
dcd479c0 511extern int $func();
c23a0ac8 512int main(void){ $func(); }
dcd479c0
MR
513EOF
514}
515
2446d3d6
DB
516check_func_headers(){
517 log check_func_headers "$@"
f8d7b072
MR
518 headers=$1
519 func=$2
520 shift 2
521 disable $func
522 incs=""
523 for hdr in $headers; do
524 incs="$incs
525#include <$hdr>"
526 done
527 check_ld "$@" <<EOF && enable $func
528$incs
d6773f56 529int main(int argc, char **argv){
f8d7b072
MR
530 (void) $func;
531 return 0;
532}
533EOF
534}
535
a5344cf7
SS
536check_cpp_condition(){
537 log check_cpp_condition "$@"
538 header=$1
539 condition=$2
540 check_cpp <<EOF
541#include <$header>
542#if !($condition)
543#error "unsatisfied condition: $condition"
544#endif
545EOF
546}
547
57bd82d4
MR
548check_lib(){
549 log check_lib "$@"
550 header="$1"
551 func="$2"
552 shift 2
fcfcde17
MR
553 temp_extralibs "$@"
554 check_header $header && check_func $func && add_extralibs "$@"
555 err=$?
556 restore_flags
557 return $err
57bd82d4
MR
558}
559
f8d7b072
MR
560check_lib2(){
561 log check_lib2 "$@"
562 headers="$1"
563 func="$2"
564 shift 2
565 temp_extralibs "$@"
2446d3d6 566 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
567 err=$?
568 restore_flags
569 return $err
570}
571
dcd479c0 572check_exec(){
2270b4b2 573 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
574}
575
7dfef245
MR
576check_exec_crash(){
577 code=`cat`
578
579 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
580 # are safe but may not be available everywhere. Thus we use
581 # raise(SIGTERM) instead. The check is run in a subshell so we
582 # can redirect the "Terminated" message from the shell. SIGBUS
583 # is not defined by standard C so it is used conditionally.
584
2270b4b2 585 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
586#include <signal.h>
587static void sighandler(int sig){
588 raise(SIGTERM);
589}
e5af4a11 590int main(void){
7dfef245
MR
591 signal(SIGILL, sighandler);
592 signal(SIGFPE, sighandler);
593 signal(SIGSEGV, sighandler);
594#ifdef SIGBUS
595 signal(SIGBUS, sighandler);
596#endif
597 { $code }
598}
599EOF
600}
601
72be9e73
DY
602check_type(){
603 log check_type "$@"
604 headers=$1
605 type=$2
606 shift 2
607 disable $type
608 incs=""
609 for hdr in $headers; do
610 incs="$incs
611#include <$hdr>"
612 done
613 check_cc "$@" <<EOF && enable $type
614$incs
615$type v;
616EOF
617}
618
57bd82d4
MR
619require(){
620 name="$1"
621 header="$2"
622 func="$3"
623 shift 3
624 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
625}
626
f8d7b072
MR
627require2(){
628 name="$1"
629 headers="$2"
630 func="$3"
631 shift 3
632 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
633}
634
eea50282
MR
635check_foo_config(){
636 cfg=$1
637 pkg=$2
638 header=$3
639 func=$4
640 shift 4
641 disable $cfg
642 check_cmd ${pkg}-config --version
643 err=$?
644 if test "$err" = 0; then
645 temp_cflags `${pkg}-config --cflags`
646 temp_extralibs `${pkg}-config --libs`
647 check_lib "$@" $header $func && enable $cfg
648 fi
649 return $err
650}
651
c505dd31
MR
652apply(){
653 file=$1
654 shift
655 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
656}
657
dcd61286
DB
658# CONFIG_LIST contains configurable options, while HAVE_LIST is for
659# system-dependent things.
660
4a0d6686
AJ
661COMPONENT_LIST="
662 bsfs
663 decoders
664 demuxers
665 encoders
3cde40aa 666 filters
c552605c 667 indevs
4a0d6686 668 muxers
c552605c 669 outdevs
4a0d6686
AJ
670 parsers
671 protocols
672"
673
674CONFIG_LIST="
675 $COMPONENT_LIST
f7679c54
VS
676 avfilter
677 avfilter_lavf
c88f5d72
MR
678 avisynth
679 beos_netserver
f402916e 680 bzlib
c88f5d72
MR
681 ffmpeg
682 ffplay
683 ffserver
1848f7d9 684 fft
c88f5d72 685 gpl
ecfc4f44 686 gprof
d8d0d0b2 687 gray
3abe5fbd 688 hardcoded_tables
c88f5d72 689 ipv6
f5a756ef
DB
690 libamr_nb
691 libamr_wb
f7b8bffe 692 libdc1394
690bfceb 693 libdirac
2eed5a46
DB
694 libfaac
695 libfaad
696 libfaadbin
c88f5d72 697 libgsm
6ebe07fb 698 libmp3lame
c88f5d72 699 libnut
f7cd9eed 700 libschroedinger
ae14f311 701 libspeex
150d2772 702 libtheora
c88f5d72 703 libvorbis
1cc60c47
DB
704 libx264
705 libxvid
c88f5d72 706 memalign_hack
a8150374 707 mlib
c88f5d72
MR
708 mpegaudio_hp
709 network
3fe142e2 710 nonfree
4a24ab64 711 postproc
2b4c3615 712 powerpc_perf
bd2216e4 713 small
13ca50f3 714 swscale
c88f5d72 715 vhook
56a059ac 716 x11grab
c88f5d72 717 zlib
4a0d6686 718"
c88f5d72 719
8eee7025
DB
720THREADS_LIST='
721 beosthreads
d22e8442 722 os2threads
8eee7025
DB
723 pthreads
724 w32threads
725'
726
3f5b56e5
MR
727ARCH_LIST='
728 alpha
729 armv4l
730 bfin
731 ia64
732 m68k
733 mips
734 parisc
735 powerpc
736 s390
737 sh4
738 sparc
739 sparc64
740 x86
741 x86_32
742 x86_64
743'
744
745ARCH_EXT_LIST='
1ac9331a 746 altivec
1ac9331a 747 armv5te
edab3048 748 armv6
f55b299a 749 armvfp
3f5b56e5
MR
750 iwmmxt
751 mmi
752 mmx
d7f0920b 753 mmx2
6b18d278 754 neon
9eeed841 755 ssse3
bd9d34a0 756 vis
3f5b56e5
MR
757'
758
759HAVE_LIST="
760 $ARCH_EXT_LIST
761 $THREADS_LIST
762 altivec_h
c9fdab0d 763 arpa_inet_h
6bd859d6 764 bswap
ecf97f22 765 closesocket
1ac9331a 766 cmov
e16e49ac 767 conio_h
c88f5d72 768 dcbzl
f8aa696f
DB
769 dev_bktr_ioctl_bt848_h
770 dev_bktr_ioctl_meteor_h
771 dev_ic_bt8xx_h
772 dev_video_meteor_ioctl_meteor_h
773 dev_video_bktr_ioctl_bt848_h
18b67ae5 774 dlfcn_h
c88f5d72 775 dlopen
bc574408 776 dos_paths
245626d0
DB
777 ebp_available
778 ebx_available
c2a29455 779 fast_64bit
7073e9fc 780 fast_cmov
7b829d2a 781 fast_unaligned
9d99cc5a 782 fork
c88f5d72 783 freetype2
da9e86f8 784 gethrtime
4e68cb8a 785 GetProcessTimes
66be5b45 786 getrusage
c88f5d72 787 imlib2
2e1913b1 788 inet_aton
61d251db 789 inline_asm
0b4a1821
AS
790 libdc1394_1
791 libdc1394_2
a33cab3a
MK
792 llrint
793 lrint
c88f5d72 794 lrintf
f8aa696f
DB
795 machine_ioctl_bt848_h
796 machine_ioctl_meteor_h
c88f5d72
MR
797 malloc_h
798 memalign
6ffa87d3 799 mkstemp
b4e806b2 800 pld
9cafbd6c 801 ppc64
a33cab3a
MK
802 round
803 roundf
c88f5d72
MR
804 sdl
805 sdl_video_size
72be9e73 806 socklen_t
deb29777 807 soundcard_h
f8cda19e 808 poll_h
b58412f1 809 sys_mman_h
b091aa44 810 sys_resource_h
81644c2e 811 sys_select_h
deb29777 812 sys_soundcard_h
1b6e8b73 813 sys_videoio_h
e16e49ac 814 termios_h
b265431e 815 threads
6ff3f3e7 816 winsock2_h
304d586d 817 yasm
0cb78cef 818"
44161118 819
520cc7f1 820CMDLINE_SELECT="
3f5b56e5 821 $ARCH_EXT_LIST
520cc7f1 822 $CONFIG_LIST
8eee7025 823 $THREADS_LIST
db6107b6 824 cross_compile
520cc7f1
MR
825 debug
826 extra_warnings
8c6afa4d 827 logging
d2bbb2f7 828 optimizations
520cc7f1
MR
829 shared
830 static
87a0fb62 831 stripping
520cc7f1 832"
426be5dc
DB
833
834PATHS_LIST='
d156bede 835 bindir
26759c44
MR
836 incdir
837 libdir
26759c44
MR
838 mandir
839 prefix
840 shlibdir
426be5dc
DB
841'
842
843CMDLINE_SET="
844 $PATHS_LIST
845 arch
846 build_suffix
847 cc
848 cpu
849 cross_prefix
ac63af34 850 extra_version
426be5dc 851 logfile
26759c44
MR
852 source_path
853 target_os
426be5dc 854"
520cc7f1 855
912f3148
DB
856# code dependency declarations
857
9eeed841
MR
858# architecture extensions
859altivec_deps="powerpc"
860armv5te_deps="armv4l"
861armv6_deps="armv4l"
f55b299a 862armvfp_deps="armv4l"
9eeed841 863iwmmxt_deps="armv4l"
e241ba14 864mmi_deps="mips"
9eeed841 865mmx_deps="x86"
fbef871d 866mmx2_deps="x86 mmx"
6b18d278 867neon_deps="armv4l"
9eeed841 868ssse3_deps="x86"
bd9d34a0 869vis_deps="sparc"
9eeed841 870
912f3148 871# decoders / encoders
1848f7d9 872aac_decoder_select="fft"
d8d12c15 873ac3_decoder_deps="gpl"
1848f7d9
MR
874ac3_decoder_select="fft"
875ac3_encoder_select="fft"
876atrac3_decoder_select="fft"
877cook_decoder_select="fft"
33a0dd37 878dxa_decoder_deps="zlib"
406ab5cc 879eac3_decoder_deps="gpl"
1848f7d9 880eac3_decoder_select="fft"
30fd06be 881flashsv_decoder_deps="zlib"
773be23a 882flashsv_encoder_deps="zlib"
1848f7d9 883imc_decoder_select="fft"
b517af05 884mlp_decoder_deps="mlp_parser"
30fd06be 885mpeg_xvmc_decoder_deps="xvmc"
1848f7d9
MR
886nellymoser_decoder_select="fft"
887nellymoser_encoder_select="fft"
30fd06be
MR
888png_decoder_deps="zlib"
889png_encoder_deps="zlib"
1848f7d9
MR
890qdm2_decoder_select="fft"
891vorbis_decoder_select="fft"
892vorbis_encoder_select="fft"
893wmav1_decoder_select="fft"
894wmav1_encoder_select="fft"
895wmav2_decoder_select="fft"
896wmav2_encoder_select="fft"
30fd06be
MR
897zmbv_decoder_deps="zlib"
898zmbv_encoder_deps="zlib"
899
912f3148 900# external libraries
f5a756ef
DB
901libamr_nb_decoder_deps="libamr_nb"
902libamr_nb_encoder_deps="libamr_nb"
903libamr_wb_decoder_deps="libamr_wb"
904libamr_wb_encoder_deps="libamr_wb"
1b71f045 905libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 906libdirac_encoder_deps="libdirac"
c9171a83 907libfaac_encoder_deps="libfaac"
69ddbd1d 908libfaad_decoder_deps="libfaad"
4ec45764 909libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
910libgsm_decoder_deps="libgsm"
911libgsm_encoder_deps="libgsm"
8ffed8d8
MR
912libgsm_ms_decoder_deps="libgsm"
913libgsm_ms_encoder_deps="libgsm"
1cc60c47 914libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
915libschroedinger_decoder_deps="libschroedinger"
916libschroedinger_encoder_deps="libschroedinger"
ae14f311 917libspeex_decoder_deps="libspeex"
150d2772 918libtheora_encoder_deps="libtheora"
b0caf888 919libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
920libx264_encoder_deps="libx264"
921libxvid_encoder_deps="libxvid"
13566c31 922mpeg4aac_decoder_deps="libfaad"
30fd06be 923
912f3148 924# demuxers / muxers
03a76ba9 925ac3_demuxer_deps="ac3_parser"
50383e88 926audio_beos_demuxer_deps="audio_beos"
4ec45764 927audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 928audio_beos_muxer_deps="audio_beos"
4ec45764 929audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 930avisynth_demuxer_deps="avisynth"
73483024 931bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 932dirac_demuxer_deps="dirac_parser"
fe9bb347 933dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 934libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
935libnut_demuxer_deps="libnut"
936libnut_muxer_deps="libnut"
4bd8e17c 937mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
938oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
939oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 940redir_demuxer_deps="network"
8eb793c4 941rtp_muxer_deps="network rtp_protocol"
95c21842
LA
942rtsp_demuxer_deps="sdp_demuxer"
943sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 944v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 945v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
946vfwcap_demuxer_deps="capCreateCaptureWindow"
947vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 948x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 949x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 950
912f3148 951# protocols
c08fb000
AB
952http_protocol_deps="network"
953rtp_protocol_deps="udp_protocol"
954tcp_protocol_deps="network"
955udp_protocol_deps="network"
956
f7679c54 957# filters
81124ba0 958movie_filter_deps="avfilter_lavf"
f7679c54 959
912f3148 960# programs
fa859b4d 961ffplay_deps="sdl"
6ad42348 962ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
963ffserver_extralibs='$ldl'
964vhook_extralibs='$ldl'
a2830dca 965
912f3148 966
de6d9b64 967# default parameters
8a608357 968
2ba042a7 969logfile="config.err"
8a608357
MR
970
971# installation paths
c9d19248
MR
972prefix_default="/usr/local"
973bindir_default='${prefix}/bin'
974incdir_default='${prefix}/include'
975libdir_default='${prefix}/lib'
976mandir_default='${prefix}/share/man'
977shlibdir_default="$libdir_default"
8a608357
MR
978
979# toolchain
13c7df3d 980cc_default="gcc"
304d586d 981yasmexe="yasm"
de6d9b64 982ar="ar"
503d5b58 983nm="nm"
be7109c1 984ranlib="ranlib"
0f3cb305 985strip="strip"
8a608357 986asmalign_pot="unknown"
20369773 987ln_s="ln -sf"
304d586d 988objformat="elf"
8a608357
MR
989
990# machine
cc6a90dd 991arch=`uname -m`
38d0a8aa 992cpu="generic"
8a608357 993
8a608357 994# OS
4f854758 995target_os=$(tolower $(uname -s))
8a608357 996
8a608357 997# libraries
f402916e 998enable bzlib
497237c7 999enable zlib
8a608357
MR
1000
1001# configurable options
497237c7 1002enable debug
497237c7
RP
1003enable ffmpeg
1004enable ffplay
1005enable ffserver
1006enable ipv6
497237c7
RP
1007enable mpegaudio_hp
1008enable network
8400d6b8 1009enable optimizations
497237c7 1010enable protocols
530dc538 1011enable static
87a0fb62 1012enable stripping
8a608357
MR
1013vhook="default"
1014
8a608357 1015# build settings
11a9d3e8 1016add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1017SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1018VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1019FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1020LIBPREF="lib"
1021LIBSUF=".a"
c5f14466
RP
1022FULLNAME='$(NAME)$(BUILDSUF)'
1023LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1024SLIBPREF="lib"
1025SLIBSUF=".so"
c5f14466 1026SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1027SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1028SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1029LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1030
0d7dca36
DB
1031# gcc stupidly only outputs the basename of targets with -MM, but we need the
1032# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1033DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1034
c597172e
MR
1035# find source path
1036source_path="`dirname \"$0\"`"
497237c7 1037enable source_path_used
c597172e
MR
1038if test -z "$source_path" -o "$source_path" = "." ; then
1039 source_path="`pwd`"
497237c7 1040 disable source_path_used
c597172e
MR
1041else
1042 source_path="`cd \"$source_path\"; pwd`"
1043 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1044 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1045fi
1046
c597172e
MR
1047FFMPEG_CONFIGURATION="$@"
1048
73ef8980
MR
1049find_things(){
1050 thing=$1
1051 pattern=$2
1052 file=$source_path/$3
932ccf39 1053 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1054}
1055
1056ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1057DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1058PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1059BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1060MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1061DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1062OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1063INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1064PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1065FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1066
7483e694
DB
1067enable $ARCH_EXT_LIST \
1068 $DECODER_LIST \
1069 $ENCODER_LIST \
1070 $PARSER_LIST \
1071 $BSF_LIST \
1072 $DEMUXER_LIST \
1073 $MUXER_LIST \
f7679c54 1074 $FILTER_LIST \
7483e694
DB
1075 $PROTOCOL_LIST \
1076 $INDEV_LIST \
1077 $OUTDEV_LIST \
c597172e
MR
1078
1079die_unknown(){
1080 echo "Unknown option \"$1\"."
1081 echo "See $0 --help for available options."
1082 exit 1
1083}
1084
794f8e97 1085show_list() {
bf0c4afa
RP
1086 suffix=_$1
1087 shift
1088 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1089 exit 0
1090}
1091
c597172e 1092for opt do
7483e694
DB
1093 optval="${opt#*=}"
1094 case "$opt" in
7483e694
DB
1095 --extra-cflags=*) add_cflags "$optval"
1096 ;;
1097 --extra-ldflags=*) add_ldflags "$optval"
1098 ;;
1099 --extra-libs=*) add_extralibs "$optval"
1100 ;;
8fb1cb58 1101 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1102 ;;
40bcf4c7
BL
1103 --enable-debug=*) debuglevel="$optval"
1104 ;;
7483e694
DB
1105 --enable-*=*|--disable-*=*)
1106 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1107 case "$thing" in
81124ba0 1108 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1109 *) die_unknown "$opt" ;;
1110 esac
1111 ;;
1112 --enable-?*|--disable-?*)
1113 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1114 if is_in $option $COMPONENT_LIST; then
1115 eval $action \$$(toupper ${option%s})_LIST
1116 elif is_in $option $CMDLINE_SELECT; then
1117 $action $option
1118 else
1119 die_unknown $opt
1120 fi
7483e694
DB
1121 ;;
1122 --list-*)
1123 NAME="${opt#--list-}"
1124 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1125 NAME=${NAME%s}
1126 eval show_list $NAME \$$(toupper $NAME)_LIST
1127 ;;
1128 --help|-h) show_help
1129 ;;
1130 *)
884a36a7 1131 optname="${opt%%=*}"
26759c44
MR
1132 optname="${optname#--}"
1133 optname=$(echo "$optname" | sed 's/-/_/g')
1134 is_in $optname $CMDLINE_SET || die_unknown $opt
1135 eval $optname='$optval'
7483e694
DB
1136 ;;
1137 esac
c597172e
MR
1138done
1139
bcea99bb
MR
1140disabled logging && logfile=/dev/null
1141
1142echo "# $0 $@" > $logfile
1143set >> $logfile
1144
13c7df3d 1145cc_default="${cross_prefix}${cc_default}"
304d586d 1146yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1147ar="${cross_prefix}${ar}"
1148nm="${cross_prefix}${nm}"
1149ranlib="${cross_prefix}${ranlib}"
1150strip="${cross_prefix}${strip}"
1151
13c7df3d
MR
1152set_default cc
1153
e4e69e0b
MR
1154# set temporary file name
1155if test ! -z "$TMPDIR" ; then
1156 TMPDIR1="${TMPDIR}"
1157elif test ! -z "$TEMPDIR" ; then
1158 TMPDIR1="${TEMPDIR}"
1159else
1160 TMPDIR1="/tmp"
1161fi
1162
1163TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1164TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1165TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1166TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1167TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1168TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1169
e9b9a2f8
MN
1170check_cflags -std=c99
1171
b24dbcbd
RP
1172case "$arch" in
1173 i386|i486|i586|i686|i86pc|BePC)
1174 arch="x86_32"
1175 enable fast_unaligned
1176 ;;
1177 x86_64|amd64)
1178 arch="x86_32"
1179 enable fast_unaligned
1180 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1181 int test[sizeof(char*) - 7];
1182EOF
1183 ;;
1184 # armv4l is a subset of armv[567]*l
1185 arm|armv[4567]*l)
1186 arch="armv4l"
1187 ;;
1188 alpha)
1189 arch="alpha"
1190 enable fast_64bit
1191 ;;
1192 "Power Macintosh"|ppc|powerpc)
1193 arch="powerpc"
aa8bc0f1 1194 enable fast_unaligned
b24dbcbd
RP
1195 ;;
1196 ppc64)
1197 arch="powerpc"
1198 enable fast_64bit
aa8bc0f1 1199 enable fast_unaligned
b24dbcbd
RP
1200 ;;
1201 mips|mipsel|IP*)
1202 arch="mips"
1203 ;;
1204 sun4u|sparc64)
1205 arch="sparc64"
1206 enable fast_64bit
1207 ;;
1208 sparc)
1209 arch="sparc"
1210 ;;
1211 sh4)
1212 arch="sh4"
1213 ;;
1214 parisc)
1215 arch="parisc"
1216 ;;
1217 parisc64)
1218 arch="parisc"
1219 enable fast_64bit
1220 ;;
1221 s390|s390x)
1222 arch="s390"
1223 ;;
1224 m68k)
1225 arch="m68k"
1226 ;;
1227 ia64)
1228 arch="ia64"
1229 enable fast_64bit
1230 ;;
1231 bfin)
1232 arch="bfin"
1233 ;;
1234 *)
1235 arch="unknown"
1236 ;;
1237esac
1238
1239enable $arch
1240enabled_any x86_32 x86_64 && enable x86
1241enabled sparc64 && enable sparc
1242
7483e694 1243# OS specific
4f854758 1244case $target_os in
7483e694 1245 beos|haiku|zeta)
c9d19248 1246 prefix_default="$HOME/config"
7483e694
DB
1247 # helps building libavcodec
1248 add_cflags "-DPIC -fomit-frame-pointer"
1249 # 3 gcc releases known for BeOS, each with ugly bugs
1250 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1251 case "$gcc_version" in
1252 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1253 disable mmx
1254 ;;
1255 *20010315*) echo "BeBits gcc"
1256 add_cflags "-fno-expensive-optimizations"
1257 ;;
1258 esac
7483e694
DB
1259 SHFLAGS=-nostart
1260 # enable BeOS things
1261 enable audio_beos
1262 # no need for libm, but the inet stuff
1263 # Check for BONE
1264 # XXX: actually should check for NOT net_server
78fe7631 1265 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1266 network_extralibs="-lbind -lsocket"
1267 else
1268 enable beos_netserver
1269 network_extralibs="-lnet"
1270 fi ;;
1271 sunos)
1272 FFSERVERLDFLAGS=""
9987769a 1273 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1274 network_extralibs="-lsocket -lnsl"
1275 ;;
1276 netbsd)
1277 oss_demuxer_extralibs="-lossaudio"
1278 oss_muxer_extralibs="-lossaudio"
1279 ;;
1280 openbsd)
1281 disable need_memalign
1282 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1283 SHFLAGS='-shared'
1284 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1285 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1286 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1287 oss_demuxer_extralibs="-lossaudio"
1288 oss_muxer_extralibs="-lossaudio"
1289 ;;
1290 freebsd)
1291 disable need_memalign
1292 ;;
1293 bsd/os)
1294 osextralibs="-lpoll -lgnugetopt"
1295 strip="strip -d"
1296 ;;
1297 darwin)
1298 disable need_memalign
0138c54e 1299 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1300 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1301 strip="strip -x"
1302 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1303 SLIBSUF=".dylib"
1304 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1305 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1306 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1307 objformat="macho"
1b0f6fb8 1308 enabled x86_64 && objformat="macho64"
7483e694
DB
1309 ;;
1310 mingw32*)
4f854758 1311 target_os=mingw32
dcc01c06
RP
1312 LIBTARGET=i386
1313 if test $arch = x86_64; then
1314 disable need_memalign
1315 LIBTARGET=x64
1316 fi
fbd971a4 1317 shlibdir_default="$bindir_default"
7483e694
DB
1318 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1319 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1320 if enabled swscale; then
7483e694
DB
1321 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1322 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1323 fi
1324 disable ffserver
1325 SLIBPREF=""
1326 SLIBSUF=".dll"
1327 EXESUF=".exe"
1328 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1329 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1330 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1331 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1332 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1333 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1334 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1335 objformat="win32"
bc574408 1336 enable dos_paths
7483e694
DB
1337 ;;
1338 cygwin*)
4f854758 1339 target_os=cygwin
fbd971a4 1340 shlibdir_default="$bindir_default"
7483e694
DB
1341 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1342 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1343 if enabled swscale; then
7483e694
DB
1344 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1345 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1346 fi
1347 EXESUF=".exe"
1348 SLIBPREF="cyg"
1349 SLIBSUF=".dll"
1350 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1351 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1352 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1353 objformat="win32"
bc574408 1354 enable dos_paths
7483e694 1355 ;;
4f365f37 1356 *-dos|freedos|opendos)
4f365f37
MK
1357 disable ffplay ffserver vhook
1358 disable $INDEV_LIST $OUTDEV_LIST
1359 network_extralibs="-lsocket"
1360 EXESUF=".exe"
304d586d 1361 objformat="win32"
bc574408 1362 enable dos_paths
4f365f37 1363 ;;
7483e694 1364 linux)
7483e694
DB
1365 enable dv1394
1366 ;;
1367 irix*)
4f854758 1368 target_os=irix
7483e694
DB
1369 ranlib="echo ignoring ranlib"
1370 ;;
d22e8442 1371 os/2*)
d22e8442
DY
1372 strip="lxlite"
1373 ln_s="cp -f"
d22e8442
DY
1374 EXESUF=".exe"
1375 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1376 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1377 FFSERVERLDFLAGS=""
287d3b13 1378 LIBSUF="_s.a"
d22e8442
DY
1379 SLIBPREF=""
1380 SLIBSUF=".dll"
1381 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1382 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1383 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1384 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1385 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1386 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1387 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1388 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1389 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1390 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1391 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1392 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1393 disable vhook
bc574408 1394 enable dos_paths
d22e8442 1395 ;;
269820f1
PR
1396 interix)
1397 disable vhook
1398 ;;
d22e8442 1399
7483e694 1400 *)
4f854758 1401 target_os="${target_os}-UNKNOWN"
7483e694
DB
1402 ;;
1403esac
1404
c9d19248
MR
1405set_default $PATHS_LIST
1406
c597172e 1407add_extralibs $osextralibs
de6d9b64 1408
28d8e661
DB
1409# Combine FFLDFLAGS and the LDFLAGS environment variable.
1410LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1411
497237c7 1412test -n "$cross_prefix" && enable cross_compile
1ea46bed 1413
320d060a 1414# we need to build at least one lib type
93b3c083 1415if ! enabled_any static shared; then
320d060a
DB
1416 cat <<EOF
1417At least one library type must be built.
1418Specify --enable-static to build the static libraries or --enable-shared to
1419build the shared libraries as well. To only build the shared libraries specify
1420--disable-static in addition to --enable-shared.
1421EOF
1422 exit 1;
1423fi
1424
abc4e572 1425disabled static && LIBNAME=""
2a320695 1426
a2234ceb
RP
1427if enabled_any libfaad libfaadbin ; then
1428 if check_header faad.h; then
295b8c70 1429 check_cc <<EOF
a2234ceb
RP
1430#include <faad.h>
1431#ifndef FAAD2_VERSION
1432ok faad1
1433#endif
db817cf3 1434int main(void) { return 0; }
a2234ceb
RP
1435EOF
1436 test $? = 0 && enable libfaad2
1437 else
ff3dac65 1438 die "FAAD test failed."
a2234ceb
RP
1439 fi
1440fi
1441
1442
93b3c083 1443if ! enabled gpl; then
54118497
RP
1444 die_gpl_disabled(){
1445 name=$1
1446 shift
1447 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1448 }
4a24ab64 1449 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1450 die_gpl_disabled "libx264" libx264
1451 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1452 die_gpl_disabled "FAAD2" libfaad2
1453 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1454 die_gpl_disabled "The software scaler" swscale
ebb810d9 1455fi
b2e3c528 1456
3fe142e2
DB
1457if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1458 die "libamr is nonfree and --enable-nonfree is not specified."
1459fi
1460
9eeed841 1461check_deps $ARCH_EXT_LIST
0f3cb305 1462
5d323602
MR
1463test -z "$need_memalign" && need_memalign="$mmx"
1464
cf9d24ad 1465#Darwin CC versions
4f854758 1466if test $target_os = darwin; then
3dddba4b 1467 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1468 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1469 else
8541cc27 1470 add_cflags "-pipe"
26c1b3be
DB
1471 check_cflags "-force_cpusubtype_ALL"
1472 check_cflags "-Wno-sign-compare"
f946a9a4 1473 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1474 fi
2a1a6b64
MN
1475fi
1476
40617a6d 1477disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1478
a4adb608 1479# Add processor-specific flags
38d0a8aa 1480if test $cpu != "generic"; then
bc8ec47b
MR
1481 warn_altivec(){
1482 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1483 }
38d0a8aa 1484 case $cpu in
bb270c08 1485 601|ppc601|PowerPC601)
1c5d830c 1486 add_cflags "-mcpu=601"
bc8ec47b 1487 warn_altivec enabled PPC601
bb270c08
DB
1488 ;;
1489 603*|ppc603*|PowerPC603*)
1c5d830c 1490 add_cflags "-mcpu=603"
bc8ec47b 1491 warn_altivec enabled PPC603
bb270c08
DB
1492 ;;
1493 604*|ppc604*|PowerPC604*)
1c5d830c 1494 add_cflags "-mcpu=604"
bc8ec47b 1495 warn_altivec enabled PPC604
bb270c08
DB
1496 ;;
1497 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1498 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1499 warn_altivec enabled PPC75x
bb270c08
DB
1500 ;;
1501 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1502 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1503 warn_altivec disabled PPC745x
bb270c08
DB
1504 ;;
1505 74*|ppc74*|PowerPC74*)
1c5d830c 1506 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1507 warn_altivec disabled PPC74xx
bb270c08
DB
1508 ;;
1509 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1510 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1511 warn_altivec disabled PPC970
9cafbd6c 1512 enable ppc64
bb270c08 1513 ;;
e07e357d
LB
1514 Cell|CELL|cell)
1515 add_cflags "-mcpu=cell"
1516 warn_altivec disabled Cell
9cafbd6c 1517 enable ppc64
e07e357d 1518 ;;
e7768fc5
GP
1519 # targets that do NOT support conditional mov (cmov)
1520 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1521 add_cflags "-march=$cpu"
497237c7 1522 disable cmov
e7768fc5
GP
1523 ;;
1524 # targets that do support conditional mov (cmov)
416519dd 1525 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1526 add_cflags "-march=$cpu"
497237c7
RP
1527 enable cmov
1528 enable fast_cmov
94e4c3a3
GP
1529 ;;
1530 # targets that do support conditional mov but on which it's slow
800a5a19 1531 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1532 add_cflags "-march=$cpu"
497237c7
RP
1533 enable cmov
1534 disable fast_cmov
bb270c08 1535 ;;
d7b34d08 1536 sparc64)
1c5d830c 1537 add_cflags "-mcpu=v9"
d7b34d08 1538 ;;
f2e49553
MR
1539 arm11*|cortex*)
1540 add_cflags "-mcpu=$cpu"
1541 enable fast_unaligned
1542 ;;
0223bd6f
MR
1543 armv*)
1544 add_cflags "-march=$cpu"
1545 ;;
f2e49553 1546 arm*)
6b19786b
MR
1547 add_cflags "-mcpu=$cpu"
1548 ;;
bb270c08 1549 *)
7483e694 1550 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1551 ;;
a4adb608
MN
1552 esac
1553fi
1554
be0d52ab 1555# make sure we can execute files in $TMPDIR
2270b4b2 1556cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1557#! /bin/sh
1558EOF
2270b4b2
DB
1559chmod +x $TMPSH >> $logfile 2>&1
1560if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1561 cat <<EOF
1562Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1563variable to another directory and make sure that $TMPDIR1 is not mounted
1564noexec.
be0d52ab
MR
1565EOF
1566 die "Sanity test failed."
1567fi
edd08265 1568rm $TMPSH
be0d52ab 1569
1a268acc
MR
1570# compiler sanity check
1571check_exec <<EOF
c23a0ac8 1572int main(void){ return 0; }
1a268acc
MR
1573EOF
1574if test "$?" != 0; then
1575 echo "$cc is unable to create an executable file."
93b3c083 1576 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1577 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1578 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1579 fi
1580 die "C compiler test failed."
1581fi
1582
b4d96ba2
MR
1583check_cc <<EOF || die "Symbol mangling check failed."
1584int ff_extern;
1585EOF
2f05d9c1 1586sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1587extern_prefix=${sym%%ff_extern*}
1588
61d251db
MR
1589check_asm inline_asm '""'
1590
9eeed841 1591if enabled x86; then
44965991
PI
1592 # check whether EBP is available on x86
1593 # As 'i' is stored on the stack, this program will crash
1594 # if the base pointer is used to access it because the
1595 # base pointer is cleared in the inline assembly code.
7dfef245 1596 check_exec_crash <<EOF && enable ebp_available
44965991 1597 volatile int i=0;
be449fca 1598 __asm__ volatile (
44965991
PI
1599 "xorl %%ebp, %%ebp"
1600 ::: "%ebp");
1601 return i;
44965991
PI
1602EOF
1603
1604 # check wether EBX is available on x86
940f335a 1605 check_asm ebx_available '"":::"%ebx"'
8e380710 1606
d7f0920b 1607 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1608 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1609 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1610
1611 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1612
1613 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1614 enabled x86_64 && append YASMFLAGS "-m amd64"
1615 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1616 case "$objformat" in
1617 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1618 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1619 *) append YASMFLAGS "-DPREFIX" ;;
1620 esac
1621 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1622fi
1623
87ea51e0
LB
1624# check for assembler specific support
1625
cc6a90dd 1626if test $arch = "powerpc"; then
5eb39de9 1627 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1628fi
1629
57bd82d4
MR
1630# check for SIMD availability
1631
115329f1 1632# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1633if enabled altivec; then
3ed1a2ee
DB
1634 check_cflags -maltivec -mabi=altivec &&
1635 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1636 check_cflags -faltivec
b6e52719 1637
0182fee8 1638 # check if our compiler supports Motorola AltiVec C API
497237c7 1639 check_cc <<EOF || disable altivec
dcd479c0 1640$inc_altivec_h
a9a07762
MN
1641int main(void) {
1642 vector signed int v1, v2, v3;
1643 v1 = vec_add(v2,v3);
1644 return 0;
1645}
1646EOF
b006b26c
DB
1647
1648 # check if our compiler supports braces for vector declarations
80a61f08 1649 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1650$inc_altivec_h
80a61f08 1651int main (void) { (vector int) {1}; return 0; }
b006b26c 1652EOF
a9a07762 1653fi
ab6c65f6 1654
b4e806b2
MC
1655# We have to check if pld is a nop and disable it.
1656enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1657enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1658enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1659enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1660enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1661enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1662enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1663enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1664
8b03def6
DB
1665enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1666
57bd82d4
MR
1667# ---
1668# big/little-endian test
9eebe687
MR
1669check_cc <<EOF || die "endian test failed"
1670unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1671EOF
d04d9e16 1672od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1673
a3999908 1674# ---
3d204385
NK
1675# check availability of some header files
1676
a98bb16d
RP
1677if check_func dlopen; then
1678 ldl=
1679elif check_func dlopen -ldl; then
1680 ldl=-ldl
8bf5d58f
MN
1681fi
1682
7483e694
DB
1683check_func fork
1684check_func gethrtime
1685check_func getrusage
094c09bb 1686check_func inet_aton $network_extralibs
7483e694
DB
1687check_func memalign
1688check_func mkstemp
2446d3d6 1689check_func_headers windows.h GetProcessTimes
6ffa87d3 1690
e16e49ac 1691check_header conio.h
a98bb16d
RP
1692check_header dlfcn.h
1693check_header malloc.h
bf6ce82d 1694check_header poll.h
b58412f1 1695check_header sys/mman.h
b091aa44 1696check_header sys/resource.h
bf6ce82d 1697check_header sys/select.h
a98bb16d
RP
1698check_header termios.h
1699
1700if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1701 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1702fi
e16e49ac 1703
e8214e0e 1704enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1705enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1706
1707# check for some common methods of building with pthread support
1708# do this before the optional library checks as some of them require pthreads
1709if enabled pthreads; then
9e7fd101
MR
1710 if check_func pthread_create; then
1711 :
1712 elif check_func pthread_create -pthread; then
1713 add_cflags -pthread
afc9aee2 1714 add_extralibs -pthread
9e7fd101
MR
1715 elif check_func pthread_create -pthreads; then
1716 add_cflags -pthreads
afc9aee2 1717 add_extralibs -pthreads
8d94f606
GT
1718 elif check_func pthread_create -lpthreadGC2; then
1719 add_extralibs -lpthreadGC2
9e7fd101
MR
1720 elif ! check_lib pthread.h pthread_create -lpthread; then
1721 die "ERROR: can't find pthreads library"
1722 fi
57bd82d4
MR
1723fi
1724
8eee7025 1725for thread in $THREADS_LIST; do
e5f94c2b 1726 if enabled $thread; then
3ae3b721
RP
1727 test -n "$thread_type" &&
1728 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1729 thread_type="$thread"
e5f94c2b
RP
1730 fi
1731done
1732
fdf88598
MR
1733check_lib math.h sin -lm
1734
a33cab3a
MK
1735# test for C99 functions in math.h
1736for func in llrint lrint lrintf round roundf; do
1737 check_exec <<EOF && enable $func || disable $func
f32adb22 1738#include <math.h>
a33cab3a 1739int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1740EOF
a33cab3a 1741done
f32adb22 1742
57bd82d4 1743# these are off by default, so fail if requested and not available
79fda097 1744enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1745enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1746enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1747enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1748 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1749 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1750enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1751enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1752enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1753enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1754enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1755enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1756 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1757enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1758enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1759enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1760enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1761 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1762 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1763enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1764enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1765
0b4a1821
AS
1766# libdc1394 check
1767if enabled libdc1394; then
1768 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1769 enable libdc1394_2; } ||
1770 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1771 enable libdc1394_1; } ||
1772 die "ERROR: No version of libdc1394 found "
1773fi
1774
1775
c13e1abd
FH
1776_restrict=
1777for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1778 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1779void foo(char * $restrict_keyword p);
1780EOF
c13e1abd
FH
1781done
1782
703afd07 1783test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1784
4f854758 1785if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1786 disable vhook
fbb9d104 1787 echo
b0268cc0 1788 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1789 echo "Patches welcome."
1790 echo
1791fi
1792
8d923001
MR
1793if enabled vhook; then
1794 check_ldflags -rdynamic
1795 check_ldflags -export-dynamic
1796fi
bfd2edeb 1797
eea50282
MR
1798check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1799check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1800
a86b921c 1801##########################################
29799f8b 1802# SDL check
a86b921c 1803
497237c7
RP
1804disable sdl_too_old
1805disable sdl
6a1a892f 1806SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1807if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1808 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1809 temp_cflags $sdl_cflags
dcd479c0 1810 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1811 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1812 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1813 if test "$_sdlversion" -lt 121 ; then
497237c7 1814 enable sdl_too_old
dcd479c0 1815 else
497237c7 1816 enable sdl
225e21ef 1817 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1818#include <SDL.h>
d6773f56 1819int main(int argc, char **argv){
29f3b38a
MR
1820 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1821 int w = vi->current_w;
1822 return 0;
1823}
1824EOF
dcd479c0
MR
1825 fi
1826 fi
29f3b38a 1827 restore_flags
c3f6b472 1828fi
57bd82d4 1829
2270b4b2 1830texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1831
7a91333f 1832##########################################
73b46a95
RP
1833# Network check
1834
1835if enabled network; then
668b65bd 1836 check_type sys/socket.h socklen_t
73b46a95
RP
1837 # Prefer arpa/inet.h over winsock2
1838 if check_header arpa/inet.h ; then
1839 check_func closesocket
1840 elif check_header winsock2.h ; then
ea10ddde 1841 network_extralibs="-lws2_32"
72be9e73 1842 check_type ws2tcpip.h socklen_t
2446d3d6 1843 check_func_headers winsock2.h closesocket
73b46a95
RP
1844 fi
1845fi
1846
1847##########################################
29799f8b 1848# IPv6 check
7a91333f 1849
497237c7 1850enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1851#include <sys/types.h>
1852#include <sys/socket.h>
1853#include <netinet/in.h>
1854#include <netdb.h>
db817cf3 1855int main(void) {
7483e694
DB
1856 struct sockaddr_storage saddr;
1857 struct ipv6_mreq mreq6;
1858 getaddrinfo(0,0,0,0);
1859 getnameinfo(0,0,0,0,0,0,0);
1860 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1861}
1862EOF
1863
06e31011
RP
1864check_header linux/videodev.h
1865check_header linux/videodev2.h
1b6e8b73 1866check_header sys/videoio.h
47f38850 1867
2446d3d6 1868check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1869
f8aa696f 1870# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1871{ check_header dev/bktr/ioctl_meteor.h &&
1872 check_header dev/bktr/ioctl_bt848.h; } ||
1873{ check_header machine/ioctl_meteor.h &&
1874 check_header machine/ioctl_bt848.h; } ||
1875{ check_header dev/video/meteor/ioctl_meteor.h &&
1876 check_header dev/video/bktr/ioctl_bt848.h; } ||
1877check_header dev/ic/bt8xx.h
f8aa696f 1878
c7682de0
RP
1879check_header sys/soundcard.h
1880check_header soundcard.h
deb29777 1881
7483e694 1882# deal with the X11 frame grabber
56a059ac 1883enabled x11grab &&
f58f4ce1
GP
1884check_header X11/Xlib.h &&
1885check_header X11/extensions/XShm.h &&
1886check_func XOpenDisplay -lX11 &&
06eab4ba 1887check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1888
40bcf4c7 1889enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1890
1891# add some useful compiler flags if supported
1892check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1893check_cflags -Wall
1894check_cflags -Wno-switch
c07bd6a9
MN
1895check_cflags -Wdisabled-optimization
1896check_cflags -Wpointer-arith
1897check_cflags -Wredundant-decls
cc1fb623 1898check_cflags -Wno-pointer-sign
f4929996 1899check_cflags -Wcast-qual
9aceb3cf 1900check_cflags -Wwrite-strings
652a5bf6 1901check_cflags -Wtype-limits
5af4e0cc 1902enabled extra_warnings && check_cflags -Winline
cf9d24ad 1903
57bd82d4 1904# add some linker flags
5c0e9479 1905check_ldflags -Wl,--warn-common
8351d2ba
DB
1906check_ldflags -Wl,--as-needed
1907check_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 1908check_ldflags -Wl,-Bsymbolic
94a3401e 1909
bd2216e4
MR
1910if enabled small; then
1911 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1912 optimizations="small"
1913elif enabled optimizations; then
3dddba4b 1914 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1915 add_cflags "-O5"
1916 add_ldflags "-O5"
cf9d24ad 1917 else
30a3e5d4 1918 add_cflags "-O3"
cf9d24ad 1919 fi
cddf3f45 1920fi
11fdbc44 1921check_cflags -fno-math-errno
b2eb2ff0 1922check_cflags -fno-signed-zeros
cddf3f45 1923
504a64b9 1924# add some flags for Intel C Compiler
0c45cd07 1925if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1926 # Just warnings, no remarks
1927 check_cflags -w1
1928 # -wd: Disable following warnings
1929 # 144, 167, 556: -Wno-pointer-sign
1930 # 10006: ignoring unknown option -fno-signed-zeros
1931 # 10156: ignoring option '-W'; no argument required
1932 check_cflags -wd144,167,556,10006,10156
1933 # 11030: Warning unknown option --as-needed
1934 # 10156: ignoring option '-export'; no argument required
1935 check_ldflags -wd10156,11030
907eb3b5
CEH
1936 # Allow to compile with optimizations
1937 check_ldflags -march=$cpu
504a64b9
CEH
1938fi
1939
80581e98 1940# PIC flags for shared library objects where they are needed
5af4e0cc 1941if enabled shared; then
569cb218
MR
1942 # LIBOBJFLAGS may have already been set in the OS configuration
1943 if test -z "$LIBOBJFLAGS" ; then
1944 case "$arch" in
b6bd7268 1945 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1946 esac
1947 fi
80581e98
MN
1948fi
1949
90be59ef 1950if enabled gprof; then
30a3e5d4
NP
1951 add_cflags "-p"
1952 add_ldflags "-p"
1db54e20
DB
1953fi
1954
3b26ee47 1955VHOOKCFLAGS="-fPIC"
18451f7d 1956
7f3c02fc 1957# Find out if the .align argument is a power of two or not.
4454dc1b 1958if test $asmalign_pot = "unknown"; then
497237c7 1959 disable asmalign_pot
be449fca 1960 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1961fi
1962
7483e694
DB
1963enabled_any $DECODER_LIST && enable decoders
1964enabled_any $ENCODER_LIST && enable encoders
1965enabled_any $BSF_LIST && enable bsfs
1966enabled_any $DEMUXER_LIST && enable demuxers
1967enabled_any $MUXER_LIST && enable muxers
f7679c54 1968enabled_any $FILTER_LIST && enable filters
7483e694
DB
1969enabled_any $INDEV_LIST && enable demuxers
1970enabled_any $OUTDEV_LIST && enable muxers
1971enabled_any $PROTOCOL_LIST && enable protocols
1972
1973enabled_any $THREADS_LIST && enable threads
1974
1975check_deps $CONFIG_LIST \
1976 $HAVE_LIST \
1977 $DECODER_LIST \
1978 $ENCODER_LIST \
1979 $PARSER_LIST \
1980 $BSF_LIST \
1981 $DEMUXER_LIST \
1982 $MUXER_LIST \
f7679c54 1983 $FILTER_LIST \
7483e694
DB
1984 $INDEV_LIST \
1985 $OUTDEV_LIST \
1986 $PROTOCOL_LIST \
f70f03f6 1987
f7b8bffe 1988enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1989enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1990enabled libtheora && append pkg_requires "theora"
f9def9cc 1991enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1992
3e89171a 1993echo "install prefix $prefix"
f36958f8
DB
1994echo "source path $source_path"
1995echo "C compiler $cc"
bfd5afd8 1996echo ".align is power-of-two $asmalign_pot"
f36958f8 1997echo "ARCH $arch ($cpu)"
ce8871c2
MR
1998if test "$build_suffix" != ""; then
1999 echo "build suffix $build_suffix"
eb94aca9 2000fi
ac63af34
DB
2001if test "$extra_version" != ""; then
2002 echo "version string suffix $extra_version"
2003fi
0db2ce77 2004echo "big-endian ${bigendian-no}"
419b8784 2005if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2006 echo "yasm ${yasm-no}"
0db2ce77
MR
2007 echo "MMX enabled ${mmx-no}"
2008 echo "CMOV enabled ${cmov-no}"
2009 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2010 echo "EBX available ${ebx_available-no}"
2011 echo "EBP available ${ebp_available-no}"
e41e8342 2012fi
cc6a90dd 2013if test $arch = "armv4l"; then
0db2ce77
MR
2014 echo "ARMv5TE enabled ${armv5te-no}"
2015 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2016 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2017 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2018 echo "NEON enabled ${neon-no}"
eba9ae3c 2019fi
e241ba14 2020if test $arch = "mips"; then
0db2ce77 2021 echo "MMI enabled ${mmi-no}"
e41e8342 2022fi
cc6a90dd 2023if test $arch = "powerpc"; then
0db2ce77
MR
2024 echo "AltiVec enabled ${altivec-no}"
2025 echo "dcbzl available ${dcbzl-no}"
e41e8342 2026fi
0db2ce77
MR
2027echo "gprof enabled ${gprof-no}"
2028echo "debug symbols ${debug-no}"
87a0fb62 2029echo "strip symbols ${stripping-no}"
8400d6b8 2030echo "optimizations ${optimizations-no}"
0db2ce77
MR
2031echo "static ${static-no}"
2032echo "shared ${shared-no}"
4a24ab64 2033echo "postprocessing support ${postproc-no}"
13ca50f3 2034echo "software scaler enabled ${swscale-no}"
f7679c54 2035echo "new filter support ${avfilter-no}"
81124ba0 2036echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2037echo "video hooking ${vhook-no}"
90be59ef 2038if enabled vhook; then
0db2ce77
MR
2039 echo "Imlib2 support ${imlib2-no}"
2040 echo "FreeType support ${freetype2-no}"
68892110 2041fi
0db2ce77 2042echo "network support ${network-no}"
90be59ef 2043if enabled network; then
0db2ce77 2044 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2045fi
0db2ce77
MR
2046echo "threading support ${thread_type-no}"
2047echo "SDL support ${sdl-no}"
90be59ef 2048if enabled sdl_too_old; then
bfd5afd8
DB
2049 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2050fi
0db2ce77
MR
2051echo "Sun medialib support ${mlib-no}"
2052echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2053echo "libamr-nb support ${libamr_nb-no}"
2054echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2055echo "libdc1394 support ${libdc1394-no}"
690bfceb 2056echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2057echo "libfaac enabled ${libfaac-no}"
2058echo "libfaad enabled ${libfaad-no}"
7e0871a7 2059echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2060echo "libgsm enabled ${libgsm-no}"
2061echo "libmp3lame enabled ${libmp3lame-no}"
2062echo "libnut enabled ${libnut-no}"
f7cd9eed 2063echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2064echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2065echo "libtheora enabled ${libtheora-no}"
2066echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2067echo "libx264 enabled ${libx264-no}"
2068echo "libxvid enabled ${libxvid-no}"
0db2ce77 2069echo "zlib enabled ${zlib-no}"
f402916e 2070echo "bzlib enabled ${bzlib-no}"
2c62e737 2071echo
de6d9b64 2072
f7679c54 2073for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2074 echo "Enabled ${type}s:"
f65c9da1 2075 eval list=\$$(toupper $type)_LIST
8138b9db 2076 for part in $list; do
f65c9da1
MR
2077 enabled $part && echo ${part%_*}
2078 done | sort | pr -3 -t
2079 echo
8138b9db
RP
2080done
2081
ba321adb
JK
2082license="LGPL"
2083if enabled nonfree; then
2084 license="unredistributable"
2085elif enabled gpl; then
2086 license="GPL"
2087fi
2088
2089echo "License: $license"
ca5323af 2090
cf1392e9
DB
2091echo "Creating config.mak and config.h..."
2092
29799f8b
DB
2093echo "# Automatically generated by configure - do not modify!" > config.mak
2094echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2095echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2096echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2097echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2098
d921f03f 2099echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2100echo "prefix=$prefix" >> config.mak
22a324da
DB
2101echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2102echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2103echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2104echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2105echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2106echo "CC=$cc" >> config.mak
304d586d 2107echo "YASM=$yasmexe" >> config.mak
980fc7b8 2108echo "AR=$ar" >> config.mak
be7109c1 2109echo "RANLIB=$ranlib" >> config.mak
20369773 2110echo "LN_S=$ln_s" >> config.mak
87a0fb62 2111enabled stripping &&
3ae3b721 2112 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2113 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2114
a9b3f630 2115echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2116echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2117echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2118echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2119echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2120echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2121echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2122echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2123echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2124echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2125echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2126echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2127echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2128echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2129echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2130echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2131echo "SLIBSUF=$SLIBSUF" >> config.mak
2132echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2133echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2134echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2135
90be59ef 2136if enabled bigendian; then
7483e694
DB
2137 echo "WORDS_BIGENDIAN=yes" >> config.mak
2138 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2139fi
44161118 2140
90be59ef 2141if enabled sdl; then
7483e694
DB
2142 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2143 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2144fi
90be59ef 2145if enabled texi2html; then
7483e694 2146 echo "BUILD_DOC=yes" >> config.mak
146ea952 2147fi
5a872801 2148
719c8e00
MR
2149get_version(){
2150 name=$1
2151 file=$source_path/$2
147e7692
MR
2152 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2153 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2154 lcname=$(tolower $name)
2155 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2156 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2157}
2158
147e7692
MR
2159get_version LIBSWSCALE libswscale/swscale.h
2160get_version LIBPOSTPROC libpostproc/postprocess.h
2161get_version LIBAVCODEC libavcodec/avcodec.h
2162get_version LIBAVDEVICE libavdevice/avdevice.h
2163get_version LIBAVFORMAT libavformat/avformat.h
2164get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2165get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2166
5af4e0cc 2167if enabled shared; then
7483e694
DB
2168 echo "BUILD_SHARED=yes" >> config.mak
2169 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2170 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2171 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2172 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2173 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2174 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2175 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2176 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2177 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2178fi
d7e27559 2179echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2180echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2181
3d907e22
MR
2182print_config ARCH_ $TMPH config.mak $ARCH_LIST
2183print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2184print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2185 $DECODER_LIST \
2186 $ENCODER_LIST \
2187 $PARSER_LIST \
2188 $BSF_LIST \
2189 $DEMUXER_LIST \
2190 $MUXER_LIST \
f7679c54 2191 $FILTER_LIST \
7483e694
DB
2192 $PROTOCOL_LIST \
2193 $INDEV_LIST \
2194 $OUTDEV_LIST \
8ac17293 2195
c13e1abd
FH
2196echo "#define restrict $_restrict" >> $TMPH
2197
bd2216e4 2198if enabled small; then
7483e694 2199 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2200fi
2201
997baf01
MR
2202echo "SRC_PATH=\"$source_path\"" >> config.mak
2203echo "SRC_PATH_BARE=$source_path" >> config.mak
2204echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2205
8156056e 2206# Apparently it's not possible to portably echo a backslash.
3ae3b721 2207enabled asmalign_pot &&
7483e694 2208 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2209 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2210
b4d96ba2 2211echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2212
9c05103f
DB
2213echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2214
b7860763 2215# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2216cmp -s $TMPH config.h &&
2217 echo "config.h is unchanged" ||
2218 mv -f $TMPH config.h
3d204385 2219
cea0ac52 2220rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2221
165af439 2222# build tree in object directory if source path is different from current one
90be59ef 2223if enabled source_path_used; then
165af439 2224 DIRS="\
7483e694
DB
2225 doc \
2226 libavcodec \
2227 libavcodec/alpha \
2228 libavcodec/armv4l \
2229 libavcodec/bfin \
2230 libavcodec/i386 \
2231 libavcodec/mlib \
2232 libavcodec/ppc \
2233 libavcodec/sh4 \
2234 libavcodec/sparc \
52a9cf34 2235 libavdevice \
f7679c54 2236 libavfilter \
7483e694
DB
2237 libavformat \
2238 libavutil \
2239 libpostproc \
2240 libswscale \
2241 tests \
2242 tools \
2243 vhook \
2244 "
165af439 2245 FILES="\
7483e694
DB
2246 Makefile \
2247 common.mak \
71c61f62 2248 subdir.mak \
7483e694
DB
2249 doc/texi2pod.pl \
2250 libavcodec/Makefile \
52a9cf34 2251 libavdevice/Makefile \
f7679c54 2252 libavfilter/Makefile \
7483e694
DB
2253 libavformat/Makefile \
2254 libavutil/Makefile \
2255 libpostproc/Makefile \
2256 libswscale/Makefile \
2257 "
165af439 2258 for dir in $DIRS ; do
7483e694 2259 mkdir -p $dir
165af439
MR
2260 done
2261 for f in $FILES ; do
20369773 2262 $ln_s "$source_path/$f" $f
165af439
MR
2263 done
2264fi
def4272a 2265
def4272a 2266
d0674868 2267# build pkg-config files
def4272a 2268
d0674868
DB
2269pkgconfig_generate(){
2270name=$1
e426941d 2271shortname=${name#lib}
d0674868
DB
2272comment=$2
2273version=$3
2274libs=$4
2275requires=$5
25cd5cb3 2276cat <<EOF > $name/$name.pc
3e89171a 2277prefix=$prefix
a94e666c 2278exec_prefix=\${prefix}
f2b7382c 2279libdir=$libdir
7622778e 2280includedir=$incdir
def4272a 2281
d0674868
DB
2282Name: $name
2283Description: $comment
2284Version: $version
5dcfe9f8
AH
2285Requires: $(disabled shared && echo $requires)
2286Requires.private: $(enabled shared && echo $requires)
def4272a 2287Conflicts:
12701f6e
AH
2288Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2289Libs.private: $(enabled shared && echo $libs)
76a448ed 2290Cflags: -I\${includedir}
def4272a 2291EOF
25cd5cb3 2292cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2293prefix=
2294exec_prefix=
46d1ff83 2295libdir=\${pcfiledir}
1d44d365 2296includedir=${source_path}
def4272a 2297
d0674868
DB
2298Name: $name
2299Description: $comment
2300Version: $version
2301Requires: $requires
def4272a 2302Conflicts:
12701f6e 2303Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2304Cflags: -I\${includedir}
2305EOF
d0674868 2306}
def4272a 2307
e426941d 2308pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2309pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2310pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2311pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2312enabled avfilter &&
35a71f1d 2313 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2314enabled postproc &&
e426941d 2315 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2316if enabled swscale; then
e426941d 2317 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2318else
f436a23e 2319 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2320 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2321fi