DCA decoder needs FFT
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
DB
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.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
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
DB
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
MR
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]"
f5a756ef
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
RP
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]"
e2745046
MR
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]"
f9def9cc
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]"
74c53c2d
MR
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 [$cc]"
74c53c2d
MR
119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$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"
74c53c2d
MR
128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
064df5a9
PI
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 [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
57bd82d4
MR
201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
MR
206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
2ba042a7
MR
212}
213
214die(){
215 echolog "$@"
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
e155a21a
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
e155a21a
DB
228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
2ba042a7
MR
230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
MR
233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | 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
72a43668
MR
253set_weak(){
254 value=$1
255 shift
256 for var; do
257 eval : \${$var:=$value}
258 done
259}
260
799c9e9b
MR
261pushvar(){
262 for var in $*; do
263 eval level=\${${var}_level:=0}
264 eval ${var}_${level}="\$$var"
265 eval ${var}_level=$(($level+1))
266 done
267}
268
269popvar(){
270 for var in $*; do
271 eval level=\${${var}_level:-0}
272 test $level = 0 && continue
273 eval level=$(($level-1))
274 eval $var="\${${var}_${level}}"
275 eval ${var}_level=$level
276 eval unset ${var}_${level}
277 done
278}
279
a8d04fba
MR
280enable(){
281 set_all yes $*
282}
283
284disable(){
285 set_all no $*
286}
287
72a43668
MR
288enable_weak(){
289 set_weak yes $*
290}
291
292disable_weak(){
293 set_weak no $*
294}
295
f9d328da
MR
296do_enable_deep(){
297 for var; do
298 enabled $var && continue
299 eval sel="\$${var}_select"
c510c7b5
MR
300 eval sgs="\$${var}_suggest"
301 pushvar var sgs
f9d328da 302 enable_deep $sel
c510c7b5
MR
303 popvar sgs
304 enable_deep_weak $sgs
f9d328da
MR
305 popvar var
306 done
307}
308
309enable_deep(){
310 do_enable_deep $*
311 enable $*
312}
313
72a43668
MR
314enable_deep_weak(){
315 do_enable_deep $*
316 enable_weak $*
317}
318
57bd82d4 319enabled(){
3250003c
MR
320 test "${1#!}" = "$1" && op== || op=!=
321 eval test "x\$${1#!}" $op "xyes"
44161118
MR
322}
323
37970ebf 324disabled(){
3250003c
MR
325 test "${1#!}" = "$1" && op== || op=!=
326 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
327}
328
44161118
MR
329enabled_all(){
330 for opt; do
331 enabled $opt || return 1
332 done
333}
334
85bca2c5
DB
335disabled_all(){
336 for opt; do
337 disabled $opt || return 1
338 done
339}
340
44161118
MR
341enabled_any(){
342 for opt; do
343 enabled $opt && return 0
344 done
345}
346
85bca2c5
DB
347disabled_any(){
348 for opt; do
349 disabled $opt && return 0
350 done
f7b230a7 351 return 1
85bca2c5
DB
352}
353
c9d19248
MR
354set_default(){
355 for opt; do
356 eval test -z "\$$opt" && eval $opt=\$${opt}_default
357 done
358}
359
4a0d6686
AJ
360is_in(){
361 value=$1
362 shift
363 for var in $*; do
364 [ $var = $value ] && return 0
365 done
366 return 1
367}
368
30fd06be
MR
369check_deps(){
370 for cfg; do
3250003c 371 cfg="${cfg#!}"
799c9e9b
MR
372 enabled ${cfg}_checking && die "Circular dependency for $cfg."
373 disabled ${cfg}_checking && continue
374 enable ${cfg}_checking
375
30fd06be
MR
376 eval dep_all="\$${cfg}_deps"
377 eval dep_any="\$${cfg}_deps_any"
7ef3425f 378 eval dep_sel="\$${cfg}_select"
c510c7b5 379 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 380
c510c7b5
MR
381 pushvar cfg dep_all dep_any dep_sel dep_sgs
382 check_deps $dep_all $dep_any $dep_sel $dep_sgs
383 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 384
6a702d4c
MR
385 enabled_all $dep_all || disable $cfg
386 enabled_any $dep_any || disable $cfg
7ef3425f 387 disabled_any $dep_sel && disable $cfg
799c9e9b 388
4ec45764
RP
389 if enabled $cfg; then
390 eval dep_extralibs="\$${cfg}_extralibs"
391 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 392 enable_deep $dep_sel
c510c7b5 393 enable_deep_weak $dep_sgs
4ec45764
RP
394 fi
395
799c9e9b 396 disable ${cfg}_checking
30fd06be
MR
397 done
398}
399
44161118
MR
400print_config(){
401 pfx=$1
402 header=$2
403 makefile=$3
404 shift 3
405 for cfg; do
3d907e22 406 ucname="`toupper $cfg`"
44161118 407 if enabled $cfg; then
3d907e22
MR
408 echo "#define ${pfx}${ucname} 1" >> $header
409 echo "#define ENABLE_${ucname} 1" >> $header
410 echo "${pfx}${ucname}=yes" >> $makefile
411 else
412 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
413 fi
414 done
57bd82d4
MR
415}
416
417flags_saved(){
2270b4b2 418 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
419}
420
dcd479c0 421save_flags(){
57bd82d4 422 flags_saved && return
dcd479c0
MR
423 SAVE_CFLAGS="$CFLAGS"
424 SAVE_LDFLAGS="$LDFLAGS"
425 SAVE_extralibs="$extralibs"
426}
427
428restore_flags(){
f5d28d10 429 flags_saved || return
dcd479c0
MR
430 CFLAGS="$SAVE_CFLAGS"
431 LDFLAGS="$SAVE_LDFLAGS"
432 extralibs="$SAVE_extralibs"
433 unset SAVE_CFLAGS
434 unset SAVE_LDFLAGS
435 unset SAVE_extralibs
436}
437
438temp_cflags(){
439 save_flags
440 CFLAGS="$CFLAGS $*"
441}
442
443temp_ldflags(){
444 save_flags
445 LDFLAGS="$LDFLAGS $*"
446}
447
448temp_extralibs(){
449 save_flags
450 extralibs="$extralibs $*"
451}
452
57bd82d4
MR
453append(){
454 var=$1
455 shift
456 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
457 eval "$var=\"\$$var $*\""
458}
459
460add_cflags(){
461 append CFLAGS "$@"
462}
463
464add_ldflags(){
465 append LDFLAGS "$@"
466}
467
468add_extralibs(){
469 append extralibs "$@"
470}
471
b0cfb663 472check_cmd(){
b3cb5d51 473 log "$@"
2270b4b2 474 "$@" >> $logfile 2>&1
b0cfb663
MR
475}
476
dcd479c0 477check_cc(){
57bd82d4 478 log check_cc "$@"
2270b4b2 479 cat > $TMPC
720c69da 480 log_file $TMPC
b0cfb663 481 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
482}
483
484check_cpp(){
485 log check_cpp "$@"
2270b4b2 486 cat > $TMPC
720c69da 487 log_file $TMPC
b0cfb663 488 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
489}
490
940f335a
MR
491check_asm(){
492 log check_asm "$@"
493 name="$1"
494 asm="$2"
495 shift 2
496 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 497int foo(void){ __asm__ volatile($asm); }
940f335a
MR
498EOF
499}
500
304d586d
LM
501check_yasm(){
502 log check_yasm "$@"
503 echo "$1" > $TMPS
504 log_file $TMPS
505 shift 1
506 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
507}
508
dcd479c0 509check_ld(){
57bd82d4 510 log check_ld "$@"
0607887f 511 check_cc || return
3155a644
MR
512 flags=''
513 libs=''
514 for f; do
515 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
516 done
517 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
518}
519
520check_cflags(){
57bd82d4
MR
521 log check_cflags "$@"
522 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
523int x;
524EOF
525}
526
527check_ldflags(){
57bd82d4
MR
528 log check_ldflags "$@"
529 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 530int main(void){ return 0; }
dcd479c0
MR
531EOF
532}
533
534check_header(){
57bd82d4 535 log check_header "$@"
dcd479c0
MR
536 header=$1
537 shift
d8bc5f06
MR
538 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
539 disable $var
540 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
541#include <$header>
542int x;
543EOF
544}
545
546check_func(){
57bd82d4 547 log check_func "$@"
dcd479c0
MR
548 func=$1
549 shift
d8bc5f06
MR
550 disable $func
551 check_ld "$@" <<EOF && enable $func
dcd479c0 552extern int $func();
c23a0ac8 553int main(void){ $func(); }
dcd479c0
MR
554EOF
555}
556
2446d3d6
DB
557check_func_headers(){
558 log check_func_headers "$@"
f8d7b072
MR
559 headers=$1
560 func=$2
561 shift 2
562 disable $func
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566#include <$hdr>"
567 done
568 check_ld "$@" <<EOF && enable $func
569$incs
d6773f56 570int main(int argc, char **argv){
f8d7b072
MR
571 (void) $func;
572 return 0;
573}
574EOF
575}
576
a5344cf7
SS
577check_cpp_condition(){
578 log check_cpp_condition "$@"
579 header=$1
580 condition=$2
581 check_cpp <<EOF
582#include <$header>
583#if !($condition)
584#error "unsatisfied condition: $condition"
585#endif
586EOF
587}
588
57bd82d4
MR
589check_lib(){
590 log check_lib "$@"
591 header="$1"
592 func="$2"
593 shift 2
fcfcde17
MR
594 temp_extralibs "$@"
595 check_header $header && check_func $func && add_extralibs "$@"
596 err=$?
597 restore_flags
598 return $err
57bd82d4
MR
599}
600
f8d7b072
MR
601check_lib2(){
602 log check_lib2 "$@"
603 headers="$1"
604 func="$2"
605 shift 2
606 temp_extralibs "$@"
2446d3d6 607 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
608 err=$?
609 restore_flags
610 return $err
611}
612
dcd479c0 613check_exec(){
2270b4b2 614 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
615}
616
7dfef245
MR
617check_exec_crash(){
618 code=`cat`
619
620 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
621 # are safe but may not be available everywhere. Thus we use
622 # raise(SIGTERM) instead. The check is run in a subshell so we
623 # can redirect the "Terminated" message from the shell. SIGBUS
624 # is not defined by standard C so it is used conditionally.
625
2270b4b2 626 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
627#include <signal.h>
628static void sighandler(int sig){
629 raise(SIGTERM);
630}
e5af4a11 631int main(void){
7dfef245
MR
632 signal(SIGILL, sighandler);
633 signal(SIGFPE, sighandler);
634 signal(SIGSEGV, sighandler);
635#ifdef SIGBUS
636 signal(SIGBUS, sighandler);
637#endif
638 { $code }
639}
640EOF
641}
642
72be9e73
DY
643check_type(){
644 log check_type "$@"
645 headers=$1
646 type=$2
647 shift 2
648 disable $type
649 incs=""
650 for hdr in $headers; do
651 incs="$incs
652#include <$hdr>"
653 done
654 check_cc "$@" <<EOF && enable $type
655$incs
656$type v;
657EOF
658}
659
57bd82d4
MR
660require(){
661 name="$1"
662 header="$2"
663 func="$3"
664 shift 3
665 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
666}
667
f8d7b072
MR
668require2(){
669 name="$1"
670 headers="$2"
671 func="$3"
672 shift 3
673 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
674}
675
eea50282
MR
676check_foo_config(){
677 cfg=$1
678 pkg=$2
679 header=$3
680 func=$4
681 shift 4
682 disable $cfg
683 check_cmd ${pkg}-config --version
684 err=$?
685 if test "$err" = 0; then
686 temp_cflags `${pkg}-config --cflags`
687 temp_extralibs `${pkg}-config --libs`
688 check_lib "$@" $header $func && enable $cfg
689 fi
690 return $err
691}
692
c505dd31
MR
693apply(){
694 file=$1
695 shift
696 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
697}
698
dcd61286
DB
699# CONFIG_LIST contains configurable options, while HAVE_LIST is for
700# system-dependent things.
701
4a0d6686
AJ
702COMPONENT_LIST="
703 bsfs
704 decoders
705 demuxers
706 encoders
3cde40aa 707 filters
c552605c 708 indevs
4a0d6686 709 muxers
c552605c 710 outdevs
4a0d6686
AJ
711 parsers
712 protocols
713"
714
715CONFIG_LIST="
716 $COMPONENT_LIST
f7679c54
VS
717 avfilter
718 avfilter_lavf
c88f5d72
MR
719 avisynth
720 beos_netserver
f402916e 721 bzlib
c88f5d72
MR
722 ffmpeg
723 ffplay
724 ffserver
1848f7d9 725 fft
c88f5d72 726 gpl
ecfc4f44 727 gprof
d8d0d0b2 728 gray
3abe5fbd 729 hardcoded_tables
c88f5d72 730 ipv6
f5a756ef
DB
731 libamr_nb
732 libamr_wb
f7b8bffe 733 libdc1394
690bfceb 734 libdirac
2eed5a46
DB
735 libfaac
736 libfaad
737 libfaadbin
c88f5d72 738 libgsm
6ebe07fb 739 libmp3lame
c88f5d72 740 libnut
f7cd9eed 741 libschroedinger
ae14f311 742 libspeex
150d2772 743 libtheora
c88f5d72 744 libvorbis
1cc60c47
DB
745 libx264
746 libxvid
c88f5d72 747 memalign_hack
a8150374 748 mlib
c88f5d72
MR
749 mpegaudio_hp
750 network
3fe142e2 751 nonfree
4a24ab64 752 postproc
2b4c3615 753 powerpc_perf
bd2216e4 754 small
13ca50f3 755 swscale
c88f5d72 756 vhook
56a059ac 757 x11grab
c88f5d72 758 zlib
4a0d6686 759"
c88f5d72 760
8eee7025
DB
761THREADS_LIST='
762 beosthreads
d22e8442 763 os2threads
8eee7025
DB
764 pthreads
765 w32threads
766'
767
3f5b56e5
MR
768ARCH_LIST='
769 alpha
770 armv4l
771 bfin
772 ia64
773 m68k
774 mips
775 parisc
776 powerpc
777 s390
778 sh4
779 sparc
780 sparc64
781 x86
782 x86_32
783 x86_64
784'
785
786ARCH_EXT_LIST='
1ac9331a 787 altivec
1ac9331a 788 armv5te
edab3048 789 armv6
f55b299a 790 armvfp
3f5b56e5
MR
791 iwmmxt
792 mmi
793 mmx
d7f0920b 794 mmx2
6b18d278 795 neon
9eeed841 796 ssse3
bd9d34a0 797 vis
3f5b56e5
MR
798'
799
800HAVE_LIST="
801 $ARCH_EXT_LIST
802 $THREADS_LIST
803 altivec_h
c9fdab0d 804 arpa_inet_h
6bd859d6 805 bswap
ecf97f22 806 closesocket
1ac9331a 807 cmov
e16e49ac 808 conio_h
c88f5d72 809 dcbzl
f8aa696f
DB
810 dev_bktr_ioctl_bt848_h
811 dev_bktr_ioctl_meteor_h
812 dev_ic_bt8xx_h
813 dev_video_meteor_ioctl_meteor_h
814 dev_video_bktr_ioctl_bt848_h
18b67ae5 815 dlfcn_h
c88f5d72 816 dlopen
bc574408 817 dos_paths
245626d0
DB
818 ebp_available
819 ebx_available
c2a29455 820 fast_64bit
7073e9fc 821 fast_cmov
7b829d2a 822 fast_unaligned
9d99cc5a 823 fork
c88f5d72 824 freetype2
da9e86f8 825 gethrtime
4e68cb8a 826 GetProcessTimes
66be5b45 827 getrusage
c88f5d72 828 imlib2
2e1913b1 829 inet_aton
61d251db 830 inline_asm
0b4a1821
AS
831 libdc1394_1
832 libdc1394_2
a33cab3a
MK
833 llrint
834 lrint
c88f5d72 835 lrintf
f8aa696f
DB
836 machine_ioctl_bt848_h
837 machine_ioctl_meteor_h
c88f5d72
MR
838 malloc_h
839 memalign
6ffa87d3 840 mkstemp
b4e806b2 841 pld
9cafbd6c 842 ppc64
a33cab3a
MK
843 round
844 roundf
c88f5d72
MR
845 sdl
846 sdl_video_size
72be9e73 847 socklen_t
deb29777 848 soundcard_h
f8cda19e 849 poll_h
b58412f1 850 sys_mman_h
b091aa44 851 sys_resource_h
81644c2e 852 sys_select_h
deb29777 853 sys_soundcard_h
1b6e8b73 854 sys_videoio_h
e16e49ac 855 termios_h
b265431e 856 threads
6ff3f3e7 857 winsock2_h
304d586d 858 yasm
0cb78cef 859"
44161118 860
520cc7f1 861CMDLINE_SELECT="
3f5b56e5 862 $ARCH_EXT_LIST
520cc7f1 863 $CONFIG_LIST
8eee7025 864 $THREADS_LIST
db6107b6 865 cross_compile
520cc7f1
MR
866 debug
867 extra_warnings
8c6afa4d 868 logging
d2bbb2f7 869 optimizations
520cc7f1
MR
870 shared
871 static
87a0fb62 872 stripping
520cc7f1 873"
426be5dc
DB
874
875PATHS_LIST='
d156bede 876 bindir
26759c44
MR
877 incdir
878 libdir
26759c44
MR
879 mandir
880 prefix
881 shlibdir
426be5dc
DB
882'
883
884CMDLINE_SET="
885 $PATHS_LIST
886 arch
887 build_suffix
888 cc
889 cpu
890 cross_prefix
ac63af34 891 extra_version
426be5dc 892 logfile
26759c44
MR
893 source_path
894 target_os
426be5dc 895"
520cc7f1 896
912f3148
DB
897# code dependency declarations
898
9eeed841
MR
899# architecture extensions
900altivec_deps="powerpc"
901armv5te_deps="armv4l"
902armv6_deps="armv4l"
f55b299a 903armvfp_deps="armv4l"
9eeed841 904iwmmxt_deps="armv4l"
e241ba14 905mmi_deps="mips"
9eeed841 906mmx_deps="x86"
fbef871d 907mmx2_deps="x86 mmx"
6b18d278 908neon_deps="armv4l"
9eeed841 909ssse3_deps="x86"
bd9d34a0 910vis_deps="sparc"
9eeed841 911
912f3148 912# decoders / encoders
1848f7d9 913aac_decoder_select="fft"
d8d12c15 914ac3_decoder_deps="gpl"
1848f7d9
MR
915ac3_decoder_select="fft"
916ac3_encoder_select="fft"
917atrac3_decoder_select="fft"
918cook_decoder_select="fft"
3c69e5d3 919dca_decoder_select="fft"
33a0dd37 920dxa_decoder_deps="zlib"
406ab5cc 921eac3_decoder_deps="gpl"
1848f7d9 922eac3_decoder_select="fft"
30fd06be 923flashsv_decoder_deps="zlib"
773be23a 924flashsv_encoder_deps="zlib"
1848f7d9 925imc_decoder_select="fft"
b517af05 926mlp_decoder_deps="mlp_parser"
30fd06be 927mpeg_xvmc_decoder_deps="xvmc"
1848f7d9
MR
928nellymoser_decoder_select="fft"
929nellymoser_encoder_select="fft"
30fd06be
MR
930png_decoder_deps="zlib"
931png_encoder_deps="zlib"
1848f7d9
MR
932qdm2_decoder_select="fft"
933vorbis_decoder_select="fft"
934vorbis_encoder_select="fft"
935wmav1_decoder_select="fft"
936wmav1_encoder_select="fft"
937wmav2_decoder_select="fft"
938wmav2_encoder_select="fft"
30fd06be
MR
939zmbv_decoder_deps="zlib"
940zmbv_encoder_deps="zlib"
941
912f3148 942# external libraries
f5a756ef
DB
943libamr_nb_decoder_deps="libamr_nb"
944libamr_nb_encoder_deps="libamr_nb"
945libamr_wb_decoder_deps="libamr_wb"
946libamr_wb_encoder_deps="libamr_wb"
1b71f045 947libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 948libdirac_encoder_deps="libdirac"
c9171a83 949libfaac_encoder_deps="libfaac"
69ddbd1d 950libfaad_decoder_deps="libfaad"
4ec45764 951libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
952libgsm_decoder_deps="libgsm"
953libgsm_encoder_deps="libgsm"
8ffed8d8
MR
954libgsm_ms_decoder_deps="libgsm"
955libgsm_ms_encoder_deps="libgsm"
1cc60c47 956libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
957libschroedinger_decoder_deps="libschroedinger"
958libschroedinger_encoder_deps="libschroedinger"
ae14f311 959libspeex_decoder_deps="libspeex"
150d2772 960libtheora_encoder_deps="libtheora"
b0caf888 961libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
962libx264_encoder_deps="libx264"
963libxvid_encoder_deps="libxvid"
13566c31 964mpeg4aac_decoder_deps="libfaad"
30fd06be 965
912f3148 966# demuxers / muxers
03a76ba9 967ac3_demuxer_deps="ac3_parser"
50383e88 968audio_beos_demuxer_deps="audio_beos"
4ec45764 969audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 970audio_beos_muxer_deps="audio_beos"
4ec45764 971audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 972avisynth_demuxer_deps="avisynth"
73483024 973bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 974dirac_demuxer_deps="dirac_parser"
fe9bb347 975dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 976libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
977libnut_demuxer_deps="libnut"
978libnut_muxer_deps="libnut"
4bd8e17c 979mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
980oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
981oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 982redir_demuxer_deps="network"
8eb793c4 983rtp_muxer_deps="network rtp_protocol"
95c21842
LA
984rtsp_demuxer_deps="sdp_demuxer"
985sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 986v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 987v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
988vfwcap_demuxer_deps="capCreateCaptureWindow"
989vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 990x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 991x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 992
912f3148 993# protocols
c08fb000
AB
994http_protocol_deps="network"
995rtp_protocol_deps="udp_protocol"
996tcp_protocol_deps="network"
997udp_protocol_deps="network"
998
f7679c54 999# filters
81124ba0 1000movie_filter_deps="avfilter_lavf"
f7679c54 1001
912f3148 1002# programs
fa859b4d 1003ffplay_deps="sdl"
6ad42348 1004ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1005ffserver_extralibs='$ldl'
1006vhook_extralibs='$ldl'
a2830dca 1007
912f3148 1008
de6d9b64 1009# default parameters
8a608357 1010
2ba042a7 1011logfile="config.err"
8a608357
MR
1012
1013# installation paths
c9d19248
MR
1014prefix_default="/usr/local"
1015bindir_default='${prefix}/bin'
1016incdir_default='${prefix}/include'
1017libdir_default='${prefix}/lib'
1018mandir_default='${prefix}/share/man'
1019shlibdir_default="$libdir_default"
8a608357
MR
1020
1021# toolchain
13c7df3d 1022cc_default="gcc"
304d586d 1023yasmexe="yasm"
de6d9b64 1024ar="ar"
503d5b58 1025nm="nm"
be7109c1 1026ranlib="ranlib"
0f3cb305 1027strip="strip"
8a608357 1028asmalign_pot="unknown"
20369773 1029ln_s="ln -sf"
304d586d 1030objformat="elf"
8a608357
MR
1031
1032# machine
cc6a90dd 1033arch=`uname -m`
38d0a8aa 1034cpu="generic"
8a608357 1035
8a608357 1036# OS
4f854758 1037target_os=$(tolower $(uname -s))
8a608357 1038
8a608357 1039# libraries
f402916e 1040enable bzlib
497237c7 1041enable zlib
8a608357
MR
1042
1043# configurable options
497237c7 1044enable debug
497237c7
RP
1045enable ffmpeg
1046enable ffplay
1047enable ffserver
1048enable ipv6
497237c7
RP
1049enable mpegaudio_hp
1050enable network
8400d6b8 1051enable optimizations
497237c7 1052enable protocols
530dc538 1053enable static
87a0fb62 1054enable stripping
8a608357
MR
1055vhook="default"
1056
8a608357 1057# build settings
11a9d3e8 1058add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1059SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1060VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1061FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1062LIBPREF="lib"
1063LIBSUF=".a"
c5f14466
RP
1064FULLNAME='$(NAME)$(BUILDSUF)'
1065LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1066SLIBPREF="lib"
1067SLIBSUF=".so"
c5f14466 1068SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1069SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1070SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1071LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1072
0d7dca36
DB
1073# gcc stupidly only outputs the basename of targets with -MM, but we need the
1074# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1075DEPEND_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 1076
c597172e
MR
1077# find source path
1078source_path="`dirname \"$0\"`"
497237c7 1079enable source_path_used
c597172e
MR
1080if test -z "$source_path" -o "$source_path" = "." ; then
1081 source_path="`pwd`"
497237c7 1082 disable source_path_used
c597172e
MR
1083else
1084 source_path="`cd \"$source_path\"; pwd`"
1085 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1086 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1087fi
1088
c597172e
MR
1089FFMPEG_CONFIGURATION="$@"
1090
73ef8980
MR
1091find_things(){
1092 thing=$1
1093 pattern=$2
1094 file=$source_path/$3
932ccf39 1095 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1096}
1097
1098ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1099DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1100PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1101BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1102MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1103DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1104OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1105INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1106PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1107FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1108
7483e694
DB
1109enable $ARCH_EXT_LIST \
1110 $DECODER_LIST \
1111 $ENCODER_LIST \
1112 $PARSER_LIST \
1113 $BSF_LIST \
1114 $DEMUXER_LIST \
1115 $MUXER_LIST \
f7679c54 1116 $FILTER_LIST \
7483e694
DB
1117 $PROTOCOL_LIST \
1118 $INDEV_LIST \
1119 $OUTDEV_LIST \
c597172e
MR
1120
1121die_unknown(){
1122 echo "Unknown option \"$1\"."
1123 echo "See $0 --help for available options."
1124 exit 1
1125}
1126
794f8e97 1127show_list() {
bf0c4afa
RP
1128 suffix=_$1
1129 shift
1130 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1131 exit 0
1132}
1133
c597172e 1134for opt do
7483e694
DB
1135 optval="${opt#*=}"
1136 case "$opt" in
7483e694
DB
1137 --extra-cflags=*) add_cflags "$optval"
1138 ;;
1139 --extra-ldflags=*) add_ldflags "$optval"
1140 ;;
1141 --extra-libs=*) add_extralibs "$optval"
1142 ;;
8fb1cb58 1143 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1144 ;;
40bcf4c7
BL
1145 --enable-debug=*) debuglevel="$optval"
1146 ;;
7483e694
DB
1147 --enable-*=*|--disable-*=*)
1148 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1149 case "$thing" in
81124ba0 1150 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1151 *) die_unknown "$opt" ;;
1152 esac
1153 ;;
1154 --enable-?*|--disable-?*)
1155 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1156 if is_in $option $COMPONENT_LIST; then
1157 eval $action \$$(toupper ${option%s})_LIST
1158 elif is_in $option $CMDLINE_SELECT; then
1159 $action $option
1160 else
1161 die_unknown $opt
1162 fi
7483e694
DB
1163 ;;
1164 --list-*)
1165 NAME="${opt#--list-}"
1166 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1167 NAME=${NAME%s}
1168 eval show_list $NAME \$$(toupper $NAME)_LIST
1169 ;;
1170 --help|-h) show_help
1171 ;;
1172 *)
884a36a7 1173 optname="${opt%%=*}"
26759c44
MR
1174 optname="${optname#--}"
1175 optname=$(echo "$optname" | sed 's/-/_/g')
1176 is_in $optname $CMDLINE_SET || die_unknown $opt
1177 eval $optname='$optval'
7483e694
DB
1178 ;;
1179 esac
c597172e
MR
1180done
1181
bcea99bb
MR
1182disabled logging && logfile=/dev/null
1183
1184echo "# $0 $@" > $logfile
1185set >> $logfile
1186
13c7df3d 1187cc_default="${cross_prefix}${cc_default}"
304d586d 1188yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1189ar="${cross_prefix}${ar}"
1190nm="${cross_prefix}${nm}"
1191ranlib="${cross_prefix}${ranlib}"
1192strip="${cross_prefix}${strip}"
1193
13c7df3d
MR
1194set_default cc
1195
e4e69e0b
MR
1196# set temporary file name
1197if test ! -z "$TMPDIR" ; then
1198 TMPDIR1="${TMPDIR}"
1199elif test ! -z "$TEMPDIR" ; then
1200 TMPDIR1="${TEMPDIR}"
1201else
1202 TMPDIR1="/tmp"
1203fi
1204
1205TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1206TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1207TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1208TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1209TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1210TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1211
e9b9a2f8
MN
1212check_cflags -std=c99
1213
b24dbcbd
RP
1214case "$arch" in
1215 i386|i486|i586|i686|i86pc|BePC)
1216 arch="x86_32"
1217 enable fast_unaligned
1218 ;;
1219 x86_64|amd64)
1220 arch="x86_32"
1221 enable fast_unaligned
1222 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1223 int test[sizeof(char*) - 7];
1224EOF
1225 ;;
1226 # armv4l is a subset of armv[567]*l
1227 arm|armv[4567]*l)
1228 arch="armv4l"
1229 ;;
1230 alpha)
1231 arch="alpha"
1232 enable fast_64bit
1233 ;;
1234 "Power Macintosh"|ppc|powerpc)
1235 arch="powerpc"
aa8bc0f1 1236 enable fast_unaligned
b24dbcbd
RP
1237 ;;
1238 ppc64)
1239 arch="powerpc"
1240 enable fast_64bit
aa8bc0f1 1241 enable fast_unaligned
b24dbcbd
RP
1242 ;;
1243 mips|mipsel|IP*)
1244 arch="mips"
1245 ;;
1246 sun4u|sparc64)
1247 arch="sparc64"
1248 enable fast_64bit
1249 ;;
1250 sparc)
1251 arch="sparc"
1252 ;;
1253 sh4)
1254 arch="sh4"
1255 ;;
1256 parisc)
1257 arch="parisc"
1258 ;;
1259 parisc64)
1260 arch="parisc"
1261 enable fast_64bit
1262 ;;
1263 s390|s390x)
1264 arch="s390"
1265 ;;
1266 m68k)
1267 arch="m68k"
1268 ;;
1269 ia64)
1270 arch="ia64"
1271 enable fast_64bit
1272 ;;
1273 bfin)
1274 arch="bfin"
1275 ;;
1276 *)
1277 arch="unknown"
1278 ;;
1279esac
1280
1281enable $arch
1282enabled_any x86_32 x86_64 && enable x86
1283enabled sparc64 && enable sparc
1284
7483e694 1285# OS specific
4f854758 1286case $target_os in
7483e694 1287 beos|haiku|zeta)
c9d19248 1288 prefix_default="$HOME/config"
7483e694
DB
1289 # helps building libavcodec
1290 add_cflags "-DPIC -fomit-frame-pointer"
1291 # 3 gcc releases known for BeOS, each with ugly bugs
1292 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1293 case "$gcc_version" in
1294 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1295 disable mmx
1296 ;;
1297 *20010315*) echo "BeBits gcc"
1298 add_cflags "-fno-expensive-optimizations"
1299 ;;
1300 esac
7483e694
DB
1301 SHFLAGS=-nostart
1302 # enable BeOS things
1303 enable audio_beos
1304 # no need for libm, but the inet stuff
1305 # Check for BONE
1306 # XXX: actually should check for NOT net_server
78fe7631 1307 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1308 network_extralibs="-lbind -lsocket"
1309 else
1310 enable beos_netserver
1311 network_extralibs="-lnet"
1312 fi ;;
1313 sunos)
1314 FFSERVERLDFLAGS=""
9987769a 1315 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1316 network_extralibs="-lsocket -lnsl"
1317 ;;
1318 netbsd)
1319 oss_demuxer_extralibs="-lossaudio"
1320 oss_muxer_extralibs="-lossaudio"
1321 ;;
1322 openbsd)
1323 disable need_memalign
1324 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1325 SHFLAGS='-shared'
1326 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1327 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1328 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1329 oss_demuxer_extralibs="-lossaudio"
1330 oss_muxer_extralibs="-lossaudio"
1331 ;;
1332 freebsd)
1333 disable need_memalign
1334 ;;
1335 bsd/os)
1336 osextralibs="-lpoll -lgnugetopt"
1337 strip="strip -d"
1338 ;;
1339 darwin)
1340 disable need_memalign
0138c54e 1341 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1342 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1343 strip="strip -x"
1344 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1345 SLIBSUF=".dylib"
1346 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1347 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1348 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1349 objformat="macho"
1b0f6fb8 1350 enabled x86_64 && objformat="macho64"
7483e694
DB
1351 ;;
1352 mingw32*)
4f854758 1353 target_os=mingw32
dcc01c06
RP
1354 LIBTARGET=i386
1355 if test $arch = x86_64; then
1356 disable need_memalign
1357 LIBTARGET=x64
1358 fi
fbd971a4 1359 shlibdir_default="$bindir_default"
7483e694
DB
1360 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1361 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1362 if enabled swscale; then
7483e694
DB
1363 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1364 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1365 fi
1366 disable ffserver
1367 SLIBPREF=""
1368 SLIBSUF=".dll"
1369 EXESUF=".exe"
1370 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1371 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1372 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1373 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1374 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1375 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1376 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1377 objformat="win32"
bc574408 1378 enable dos_paths
7483e694
DB
1379 ;;
1380 cygwin*)
4f854758 1381 target_os=cygwin
fbd971a4 1382 shlibdir_default="$bindir_default"
7483e694
DB
1383 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1384 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1385 if enabled swscale; then
7483e694
DB
1386 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1387 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1388 fi
1389 EXESUF=".exe"
1390 SLIBPREF="cyg"
1391 SLIBSUF=".dll"
1392 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1393 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1394 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1395 objformat="win32"
bc574408 1396 enable dos_paths
7483e694 1397 ;;
4f365f37 1398 *-dos|freedos|opendos)
4f365f37
MK
1399 disable ffplay ffserver vhook
1400 disable $INDEV_LIST $OUTDEV_LIST
1401 network_extralibs="-lsocket"
1402 EXESUF=".exe"
304d586d 1403 objformat="win32"
bc574408 1404 enable dos_paths
4f365f37 1405 ;;
7483e694 1406 linux)
7483e694
DB
1407 enable dv1394
1408 ;;
1409 irix*)
4f854758 1410 target_os=irix
7483e694
DB
1411 ranlib="echo ignoring ranlib"
1412 ;;
d22e8442 1413 os/2*)
d22e8442
DY
1414 strip="lxlite"
1415 ln_s="cp -f"
d22e8442
DY
1416 EXESUF=".exe"
1417 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1418 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1419 FFSERVERLDFLAGS=""
287d3b13 1420 LIBSUF="_s.a"
d22e8442
DY
1421 SLIBPREF=""
1422 SLIBSUF=".dll"
1423 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1424 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1425 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1426 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1427 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1428 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1429 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1430 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1431 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1432 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1433 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1434 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1435 disable vhook
bc574408 1436 enable dos_paths
d22e8442 1437 ;;
269820f1
PR
1438 interix)
1439 disable vhook
1440 ;;
d22e8442 1441
7483e694 1442 *)
4f854758 1443 target_os="${target_os}-UNKNOWN"
7483e694
DB
1444 ;;
1445esac
1446
c9d19248
MR
1447set_default $PATHS_LIST
1448
c597172e 1449add_extralibs $osextralibs
de6d9b64 1450
28d8e661
DB
1451# Combine FFLDFLAGS and the LDFLAGS environment variable.
1452LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1453
497237c7 1454test -n "$cross_prefix" && enable cross_compile
1ea46bed 1455
320d060a 1456# we need to build at least one lib type
93b3c083 1457if ! enabled_any static shared; then
320d060a
DB
1458 cat <<EOF
1459At least one library type must be built.
1460Specify --enable-static to build the static libraries or --enable-shared to
1461build the shared libraries as well. To only build the shared libraries specify
1462--disable-static in addition to --enable-shared.
1463EOF
1464 exit 1;
1465fi
1466
abc4e572 1467disabled static && LIBNAME=""
2a320695 1468
a2234ceb
RP
1469if enabled_any libfaad libfaadbin ; then
1470 if check_header faad.h; then
295b8c70 1471 check_cc <<EOF
a2234ceb
RP
1472#include <faad.h>
1473#ifndef FAAD2_VERSION
1474ok faad1
1475#endif
db817cf3 1476int main(void) { return 0; }
a2234ceb
RP
1477EOF
1478 test $? = 0 && enable libfaad2
1479 else
ff3dac65 1480 die "FAAD test failed."
a2234ceb
RP
1481 fi
1482fi
1483
1484
93b3c083 1485if ! enabled gpl; then
54118497
RP
1486 die_gpl_disabled(){
1487 name=$1
1488 shift
1489 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1490 }
4a24ab64 1491 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1492 die_gpl_disabled "libx264" libx264
1493 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1494 die_gpl_disabled "FAAD2" libfaad2
1495 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1496 die_gpl_disabled "The software scaler" swscale
ebb810d9 1497fi
b2e3c528 1498
3fe142e2
DB
1499if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1500 die "libamr is nonfree and --enable-nonfree is not specified."
1501fi
1502
9eeed841 1503check_deps $ARCH_EXT_LIST
0f3cb305 1504
5d323602
MR
1505test -z "$need_memalign" && need_memalign="$mmx"
1506
cf9d24ad 1507#Darwin CC versions
4f854758 1508if test $target_os = darwin; then
3dddba4b 1509 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1510 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1511 else
8541cc27 1512 add_cflags "-pipe"
26c1b3be
DB
1513 check_cflags "-force_cpusubtype_ALL"
1514 check_cflags "-Wno-sign-compare"
f946a9a4 1515 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1516 fi
2a1a6b64
MN
1517fi
1518
40617a6d 1519disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1520
a4adb608 1521# Add processor-specific flags
38d0a8aa 1522if test $cpu != "generic"; then
bc8ec47b
MR
1523 warn_altivec(){
1524 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1525 }
38d0a8aa 1526 case $cpu in
bb270c08 1527 601|ppc601|PowerPC601)
1c5d830c 1528 add_cflags "-mcpu=601"
bc8ec47b 1529 warn_altivec enabled PPC601
bb270c08
DB
1530 ;;
1531 603*|ppc603*|PowerPC603*)
1c5d830c 1532 add_cflags "-mcpu=603"
bc8ec47b 1533 warn_altivec enabled PPC603
bb270c08
DB
1534 ;;
1535 604*|ppc604*|PowerPC604*)
1c5d830c 1536 add_cflags "-mcpu=604"
bc8ec47b 1537 warn_altivec enabled PPC604
bb270c08
DB
1538 ;;
1539 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1540 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1541 warn_altivec enabled PPC75x
bb270c08
DB
1542 ;;
1543 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1544 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1545 warn_altivec disabled PPC745x
bb270c08
DB
1546 ;;
1547 74*|ppc74*|PowerPC74*)
1c5d830c 1548 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1549 warn_altivec disabled PPC74xx
bb270c08
DB
1550 ;;
1551 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1552 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1553 warn_altivec disabled PPC970
9cafbd6c 1554 enable ppc64
bb270c08 1555 ;;
e07e357d
LB
1556 Cell|CELL|cell)
1557 add_cflags "-mcpu=cell"
1558 warn_altivec disabled Cell
9cafbd6c 1559 enable ppc64
e07e357d 1560 ;;
e7768fc5
GP
1561 # targets that do NOT support conditional mov (cmov)
1562 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1563 add_cflags "-march=$cpu"
497237c7 1564 disable cmov
e7768fc5
GP
1565 ;;
1566 # targets that do support conditional mov (cmov)
416519dd 1567 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1568 add_cflags "-march=$cpu"
497237c7
RP
1569 enable cmov
1570 enable fast_cmov
94e4c3a3
GP
1571 ;;
1572 # targets that do support conditional mov but on which it's slow
800a5a19 1573 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1574 add_cflags "-march=$cpu"
497237c7
RP
1575 enable cmov
1576 disable fast_cmov
bb270c08 1577 ;;
d7b34d08 1578 sparc64)
1c5d830c 1579 add_cflags "-mcpu=v9"
d7b34d08 1580 ;;
f2e49553
MR
1581 arm11*|cortex*)
1582 add_cflags "-mcpu=$cpu"
1583 enable fast_unaligned
1584 ;;
0223bd6f
MR
1585 armv*)
1586 add_cflags "-march=$cpu"
1587 ;;
f2e49553 1588 arm*)
6b19786b
MR
1589 add_cflags "-mcpu=$cpu"
1590 ;;
bb270c08 1591 *)
7483e694 1592 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1593 ;;
a4adb608
MN
1594 esac
1595fi
1596
be0d52ab 1597# make sure we can execute files in $TMPDIR
2270b4b2 1598cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1599#! /bin/sh
1600EOF
2270b4b2
DB
1601chmod +x $TMPSH >> $logfile 2>&1
1602if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1603 cat <<EOF
1604Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1605variable to another directory and make sure that $TMPDIR1 is not mounted
1606noexec.
be0d52ab
MR
1607EOF
1608 die "Sanity test failed."
1609fi
edd08265 1610rm $TMPSH
be0d52ab 1611
1a268acc
MR
1612# compiler sanity check
1613check_exec <<EOF
c23a0ac8 1614int main(void){ return 0; }
1a268acc
MR
1615EOF
1616if test "$?" != 0; then
1617 echo "$cc is unable to create an executable file."
93b3c083 1618 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1619 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1620 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1621 fi
1622 die "C compiler test failed."
1623fi
1624
b4d96ba2
MR
1625check_cc <<EOF || die "Symbol mangling check failed."
1626int ff_extern;
1627EOF
2f05d9c1 1628sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1629extern_prefix=${sym%%ff_extern*}
1630
61d251db
MR
1631check_asm inline_asm '""'
1632
9eeed841 1633if enabled x86; then
44965991
PI
1634 # check whether EBP is available on x86
1635 # As 'i' is stored on the stack, this program will crash
1636 # if the base pointer is used to access it because the
1637 # base pointer is cleared in the inline assembly code.
7dfef245 1638 check_exec_crash <<EOF && enable ebp_available
44965991 1639 volatile int i=0;
be449fca 1640 __asm__ volatile (
44965991
PI
1641 "xorl %%ebp, %%ebp"
1642 ::: "%ebp");
1643 return i;
44965991
PI
1644EOF
1645
1646 # check wether EBX is available on x86
940f335a 1647 check_asm ebx_available '"":::"%ebx"'
8e380710 1648
d7f0920b 1649 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1650 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1651 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1652
1653 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1654
1655 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1656 enabled x86_64 && append YASMFLAGS "-m amd64"
1657 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1658 case "$objformat" in
1659 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1660 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1661 *) append YASMFLAGS "-DPREFIX" ;;
1662 esac
1663 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1664fi
1665
87ea51e0
LB
1666# check for assembler specific support
1667
cc6a90dd 1668if test $arch = "powerpc"; then
5eb39de9 1669 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1670fi
1671
57bd82d4
MR
1672# check for SIMD availability
1673
115329f1 1674# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1675if enabled altivec; then
3ed1a2ee
DB
1676 check_cflags -maltivec -mabi=altivec &&
1677 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1678 check_cflags -faltivec
b6e52719 1679
0182fee8 1680 # check if our compiler supports Motorola AltiVec C API
497237c7 1681 check_cc <<EOF || disable altivec
dcd479c0 1682$inc_altivec_h
a9a07762
MN
1683int main(void) {
1684 vector signed int v1, v2, v3;
1685 v1 = vec_add(v2,v3);
1686 return 0;
1687}
1688EOF
b006b26c
DB
1689
1690 # check if our compiler supports braces for vector declarations
80a61f08 1691 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1692$inc_altivec_h
80a61f08 1693int main (void) { (vector int) {1}; return 0; }
b006b26c 1694EOF
a9a07762 1695fi
ab6c65f6 1696
b4e806b2
MC
1697# We have to check if pld is a nop and disable it.
1698enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1699enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1700enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1701enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1702enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1703enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1704enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1705enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1706
8b03def6
DB
1707enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1708
57bd82d4
MR
1709# ---
1710# big/little-endian test
9eebe687
MR
1711check_cc <<EOF || die "endian test failed"
1712unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1713EOF
d04d9e16 1714od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1715
a3999908 1716# ---
3d204385
NK
1717# check availability of some header files
1718
a98bb16d
RP
1719if check_func dlopen; then
1720 ldl=
1721elif check_func dlopen -ldl; then
1722 ldl=-ldl
8bf5d58f
MN
1723fi
1724
7483e694
DB
1725check_func fork
1726check_func gethrtime
1727check_func getrusage
094c09bb 1728check_func inet_aton $network_extralibs
7483e694
DB
1729check_func memalign
1730check_func mkstemp
2446d3d6 1731check_func_headers windows.h GetProcessTimes
6ffa87d3 1732
e16e49ac 1733check_header conio.h
a98bb16d
RP
1734check_header dlfcn.h
1735check_header malloc.h
bf6ce82d 1736check_header poll.h
b58412f1 1737check_header sys/mman.h
b091aa44 1738check_header sys/resource.h
bf6ce82d 1739check_header sys/select.h
a98bb16d
RP
1740check_header termios.h
1741
1742if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1743 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1744fi
e16e49ac 1745
e8214e0e 1746enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1747enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1748
1749# check for some common methods of building with pthread support
1750# do this before the optional library checks as some of them require pthreads
1751if enabled pthreads; then
9e7fd101
MR
1752 if check_func pthread_create; then
1753 :
1754 elif check_func pthread_create -pthread; then
1755 add_cflags -pthread
afc9aee2 1756 add_extralibs -pthread
9e7fd101
MR
1757 elif check_func pthread_create -pthreads; then
1758 add_cflags -pthreads
afc9aee2 1759 add_extralibs -pthreads
8d94f606
GT
1760 elif check_func pthread_create -lpthreadGC2; then
1761 add_extralibs -lpthreadGC2
9e7fd101
MR
1762 elif ! check_lib pthread.h pthread_create -lpthread; then
1763 die "ERROR: can't find pthreads library"
1764 fi
57bd82d4
MR
1765fi
1766
8eee7025 1767for thread in $THREADS_LIST; do
e5f94c2b 1768 if enabled $thread; then
3ae3b721
RP
1769 test -n "$thread_type" &&
1770 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1771 thread_type="$thread"
e5f94c2b
RP
1772 fi
1773done
1774
fdf88598
MR
1775check_lib math.h sin -lm
1776
a33cab3a
MK
1777# test for C99 functions in math.h
1778for func in llrint lrint lrintf round roundf; do
1779 check_exec <<EOF && enable $func || disable $func
f32adb22 1780#include <math.h>
a33cab3a 1781int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1782EOF
a33cab3a 1783done
f32adb22 1784
57bd82d4 1785# these are off by default, so fail if requested and not available
79fda097 1786enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1787enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1788enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1789enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1790 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1791 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1792enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1793enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1794enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1795enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1796enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1797enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1798 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1799enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1800enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1801enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1802enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1803 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1804 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1805enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1806enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1807
0b4a1821
AS
1808# libdc1394 check
1809if enabled libdc1394; then
1810 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1811 enable libdc1394_2; } ||
1812 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1813 enable libdc1394_1; } ||
1814 die "ERROR: No version of libdc1394 found "
1815fi
1816
1817
c13e1abd
FH
1818_restrict=
1819for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1820 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1821void foo(char * $restrict_keyword p);
1822EOF
c13e1abd
FH
1823done
1824
703afd07 1825test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1826
4f854758 1827if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1828 disable vhook
fbb9d104 1829 echo
b0268cc0 1830 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1831 echo "Patches welcome."
1832 echo
1833fi
1834
8d923001
MR
1835if enabled vhook; then
1836 check_ldflags -rdynamic
1837 check_ldflags -export-dynamic
1838fi
bfd2edeb 1839
eea50282
MR
1840check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1841check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1842
a86b921c 1843##########################################
29799f8b 1844# SDL check
a86b921c 1845
497237c7
RP
1846disable sdl_too_old
1847disable sdl
6a1a892f 1848SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1849if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1850 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1851 temp_cflags $sdl_cflags
dcd479c0 1852 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1853 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1854 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1855 if test "$_sdlversion" -lt 121 ; then
497237c7 1856 enable sdl_too_old
dcd479c0 1857 else
497237c7 1858 enable sdl
225e21ef 1859 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1860#include <SDL.h>
d6773f56 1861int main(int argc, char **argv){
29f3b38a
MR
1862 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1863 int w = vi->current_w;
1864 return 0;
1865}
1866EOF
dcd479c0
MR
1867 fi
1868 fi
29f3b38a 1869 restore_flags
c3f6b472 1870fi
57bd82d4 1871
2270b4b2 1872texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1873
7a91333f 1874##########################################
73b46a95
RP
1875# Network check
1876
1877if enabled network; then
668b65bd 1878 check_type sys/socket.h socklen_t
73b46a95
RP
1879 # Prefer arpa/inet.h over winsock2
1880 if check_header arpa/inet.h ; then
1881 check_func closesocket
1882 elif check_header winsock2.h ; then
ea10ddde 1883 network_extralibs="-lws2_32"
72be9e73 1884 check_type ws2tcpip.h socklen_t
2446d3d6 1885 check_func_headers winsock2.h closesocket
73b46a95
RP
1886 fi
1887fi
1888
1889##########################################
29799f8b 1890# IPv6 check
7a91333f 1891
497237c7 1892enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1893#include <sys/types.h>
1894#include <sys/socket.h>
1895#include <netinet/in.h>
1896#include <netdb.h>
db817cf3 1897int main(void) {
7483e694
DB
1898 struct sockaddr_storage saddr;
1899 struct ipv6_mreq mreq6;
1900 getaddrinfo(0,0,0,0);
1901 getnameinfo(0,0,0,0,0,0,0);
1902 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1903}
1904EOF
1905
06e31011
RP
1906check_header linux/videodev.h
1907check_header linux/videodev2.h
1b6e8b73 1908check_header sys/videoio.h
47f38850 1909
2446d3d6 1910check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1911
f8aa696f 1912# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1913{ check_header dev/bktr/ioctl_meteor.h &&
1914 check_header dev/bktr/ioctl_bt848.h; } ||
1915{ check_header machine/ioctl_meteor.h &&
1916 check_header machine/ioctl_bt848.h; } ||
1917{ check_header dev/video/meteor/ioctl_meteor.h &&
1918 check_header dev/video/bktr/ioctl_bt848.h; } ||
1919check_header dev/ic/bt8xx.h
f8aa696f 1920
c7682de0
RP
1921check_header sys/soundcard.h
1922check_header soundcard.h
deb29777 1923
7483e694 1924# deal with the X11 frame grabber
56a059ac 1925enabled x11grab &&
f58f4ce1
GP
1926check_header X11/Xlib.h &&
1927check_header X11/extensions/XShm.h &&
1928check_func XOpenDisplay -lX11 &&
06eab4ba 1929check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1930
40bcf4c7 1931enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1932
1933# add some useful compiler flags if supported
1934check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1935check_cflags -Wall
1936check_cflags -Wno-switch
c07bd6a9
MN
1937check_cflags -Wdisabled-optimization
1938check_cflags -Wpointer-arith
1939check_cflags -Wredundant-decls
cc1fb623 1940check_cflags -Wno-pointer-sign
f4929996 1941check_cflags -Wcast-qual
9aceb3cf 1942check_cflags -Wwrite-strings
652a5bf6 1943check_cflags -Wtype-limits
5af4e0cc 1944enabled extra_warnings && check_cflags -Winline
cf9d24ad 1945
57bd82d4 1946# add some linker flags
5c0e9479 1947check_ldflags -Wl,--warn-common
8351d2ba
DB
1948check_ldflags -Wl,--as-needed
1949check_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 1950check_ldflags -Wl,-Bsymbolic
94a3401e 1951
bd2216e4
MR
1952if enabled small; then
1953 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1954 optimizations="small"
1955elif enabled optimizations; then
3dddba4b 1956 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1957 add_cflags "-O5"
1958 add_ldflags "-O5"
cf9d24ad 1959 else
30a3e5d4 1960 add_cflags "-O3"
cf9d24ad 1961 fi
cddf3f45 1962fi
11fdbc44 1963check_cflags -fno-math-errno
b2eb2ff0 1964check_cflags -fno-signed-zeros
cddf3f45 1965
504a64b9 1966# add some flags for Intel C Compiler
0c45cd07 1967if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1968 # Just warnings, no remarks
1969 check_cflags -w1
1970 # -wd: Disable following warnings
1971 # 144, 167, 556: -Wno-pointer-sign
1972 # 10006: ignoring unknown option -fno-signed-zeros
1973 # 10156: ignoring option '-W'; no argument required
1974 check_cflags -wd144,167,556,10006,10156
1975 # 11030: Warning unknown option --as-needed
1976 # 10156: ignoring option '-export'; no argument required
1977 check_ldflags -wd10156,11030
907eb3b5
CEH
1978 # Allow to compile with optimizations
1979 check_ldflags -march=$cpu
504a64b9
CEH
1980fi
1981
80581e98 1982# PIC flags for shared library objects where they are needed
5af4e0cc 1983if enabled shared; then
569cb218
MR
1984 # LIBOBJFLAGS may have already been set in the OS configuration
1985 if test -z "$LIBOBJFLAGS" ; then
1986 case "$arch" in
b6bd7268 1987 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1988 esac
1989 fi
80581e98
MN
1990fi
1991
90be59ef 1992if enabled gprof; then
30a3e5d4
NP
1993 add_cflags "-p"
1994 add_ldflags "-p"
1db54e20
DB
1995fi
1996
3b26ee47 1997VHOOKCFLAGS="-fPIC"
18451f7d 1998
7f3c02fc 1999# Find out if the .align argument is a power of two or not.
4454dc1b 2000if test $asmalign_pot = "unknown"; then
497237c7 2001 disable asmalign_pot
be449fca 2002 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2003fi
2004
7483e694
DB
2005enabled_any $DECODER_LIST && enable decoders
2006enabled_any $ENCODER_LIST && enable encoders
2007enabled_any $BSF_LIST && enable bsfs
2008enabled_any $DEMUXER_LIST && enable demuxers
2009enabled_any $MUXER_LIST && enable muxers
f7679c54 2010enabled_any $FILTER_LIST && enable filters
7483e694
DB
2011enabled_any $INDEV_LIST && enable demuxers
2012enabled_any $OUTDEV_LIST && enable muxers
2013enabled_any $PROTOCOL_LIST && enable protocols
2014
2015enabled_any $THREADS_LIST && enable threads
2016
2017check_deps $CONFIG_LIST \
2018 $HAVE_LIST \
2019 $DECODER_LIST \
2020 $ENCODER_LIST \
2021 $PARSER_LIST \
2022 $BSF_LIST \
2023 $DEMUXER_LIST \
2024 $MUXER_LIST \
f7679c54 2025 $FILTER_LIST \
7483e694
DB
2026 $INDEV_LIST \
2027 $OUTDEV_LIST \
2028 $PROTOCOL_LIST \
f70f03f6 2029
f7b8bffe 2030enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2031enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2032enabled libtheora && append pkg_requires "theora"
f9def9cc 2033enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2034
3e89171a 2035echo "install prefix $prefix"
f36958f8
DB
2036echo "source path $source_path"
2037echo "C compiler $cc"
bfd5afd8 2038echo ".align is power-of-two $asmalign_pot"
f36958f8 2039echo "ARCH $arch ($cpu)"
ce8871c2
MR
2040if test "$build_suffix" != ""; then
2041 echo "build suffix $build_suffix"
eb94aca9 2042fi
ac63af34
DB
2043if test "$extra_version" != ""; then
2044 echo "version string suffix $extra_version"
2045fi
0db2ce77 2046echo "big-endian ${bigendian-no}"
419b8784 2047if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2048 echo "yasm ${yasm-no}"
0db2ce77
MR
2049 echo "MMX enabled ${mmx-no}"
2050 echo "CMOV enabled ${cmov-no}"
2051 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2052 echo "EBX available ${ebx_available-no}"
2053 echo "EBP available ${ebp_available-no}"
e41e8342 2054fi
cc6a90dd 2055if test $arch = "armv4l"; then
0db2ce77
MR
2056 echo "ARMv5TE enabled ${armv5te-no}"
2057 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2058 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2059 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2060 echo "NEON enabled ${neon-no}"
eba9ae3c 2061fi
e241ba14 2062if test $arch = "mips"; then
0db2ce77 2063 echo "MMI enabled ${mmi-no}"
e41e8342 2064fi
cc6a90dd 2065if test $arch = "powerpc"; then
0db2ce77
MR
2066 echo "AltiVec enabled ${altivec-no}"
2067 echo "dcbzl available ${dcbzl-no}"
e41e8342 2068fi
0db2ce77
MR
2069echo "gprof enabled ${gprof-no}"
2070echo "debug symbols ${debug-no}"
87a0fb62 2071echo "strip symbols ${stripping-no}"
8400d6b8 2072echo "optimizations ${optimizations-no}"
0db2ce77
MR
2073echo "static ${static-no}"
2074echo "shared ${shared-no}"
4a24ab64 2075echo "postprocessing support ${postproc-no}"
13ca50f3 2076echo "software scaler enabled ${swscale-no}"
f7679c54 2077echo "new filter support ${avfilter-no}"
81124ba0 2078echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2079echo "video hooking ${vhook-no}"
90be59ef 2080if enabled vhook; then
0db2ce77
MR
2081 echo "Imlib2 support ${imlib2-no}"
2082 echo "FreeType support ${freetype2-no}"
68892110 2083fi
0db2ce77 2084echo "network support ${network-no}"
90be59ef 2085if enabled network; then
0db2ce77 2086 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2087fi
0db2ce77
MR
2088echo "threading support ${thread_type-no}"
2089echo "SDL support ${sdl-no}"
90be59ef 2090if enabled sdl_too_old; then
bfd5afd8
DB
2091 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2092fi
0db2ce77
MR
2093echo "Sun medialib support ${mlib-no}"
2094echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2095echo "libamr-nb support ${libamr_nb-no}"
2096echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2097echo "libdc1394 support ${libdc1394-no}"
690bfceb 2098echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2099echo "libfaac enabled ${libfaac-no}"
2100echo "libfaad enabled ${libfaad-no}"
7e0871a7 2101echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2102echo "libgsm enabled ${libgsm-no}"
2103echo "libmp3lame enabled ${libmp3lame-no}"
2104echo "libnut enabled ${libnut-no}"
f7cd9eed 2105echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2106echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2107echo "libtheora enabled ${libtheora-no}"
2108echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2109echo "libx264 enabled ${libx264-no}"
2110echo "libxvid enabled ${libxvid-no}"
0db2ce77 2111echo "zlib enabled ${zlib-no}"
f402916e 2112echo "bzlib enabled ${bzlib-no}"
2c62e737 2113echo
de6d9b64 2114
f7679c54 2115for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2116 echo "Enabled ${type}s:"
f65c9da1 2117 eval list=\$$(toupper $type)_LIST
8138b9db 2118 for part in $list; do
f65c9da1
MR
2119 enabled $part && echo ${part%_*}
2120 done | sort | pr -3 -t
2121 echo
8138b9db
RP
2122done
2123
ba321adb
JK
2124license="LGPL"
2125if enabled nonfree; then
2126 license="unredistributable"
2127elif enabled gpl; then
2128 license="GPL"
2129fi
2130
2131echo "License: $license"
ca5323af 2132
cf1392e9
DB
2133echo "Creating config.mak and config.h..."
2134
29799f8b
DB
2135echo "# Automatically generated by configure - do not modify!" > config.mak
2136echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2137echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2138echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2139echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2140
d921f03f 2141echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2142echo "prefix=$prefix" >> config.mak
22a324da
DB
2143echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2144echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2145echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2146echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2147echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2148echo "CC=$cc" >> config.mak
304d586d 2149echo "YASM=$yasmexe" >> config.mak
980fc7b8 2150echo "AR=$ar" >> config.mak
be7109c1 2151echo "RANLIB=$ranlib" >> config.mak
20369773 2152echo "LN_S=$ln_s" >> config.mak
87a0fb62 2153enabled stripping &&
3ae3b721 2154 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2155 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2156
a9b3f630 2157echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2158echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2159echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2160echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2161echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2162echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2163echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2164echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2165echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2166echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2167echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2168echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2169echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2170echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2171echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2172echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2173echo "SLIBSUF=$SLIBSUF" >> config.mak
2174echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2175echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2176echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2177
90be59ef 2178if enabled bigendian; then
7483e694
DB
2179 echo "WORDS_BIGENDIAN=yes" >> config.mak
2180 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2181fi
44161118 2182
90be59ef 2183if enabled sdl; then
7483e694
DB
2184 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2185 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2186fi
90be59ef 2187if enabled texi2html; then
7483e694 2188 echo "BUILD_DOC=yes" >> config.mak
146ea952 2189fi
5a872801 2190
719c8e00
MR
2191get_version(){
2192 name=$1
2193 file=$source_path/$2
147e7692
MR
2194 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2195 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2196 lcname=$(tolower $name)
2197 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2198 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2199}
2200
147e7692
MR
2201get_version LIBSWSCALE libswscale/swscale.h
2202get_version LIBPOSTPROC libpostproc/postprocess.h
2203get_version LIBAVCODEC libavcodec/avcodec.h
2204get_version LIBAVDEVICE libavdevice/avdevice.h
2205get_version LIBAVFORMAT libavformat/avformat.h
2206get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2207get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2208
5af4e0cc 2209if enabled shared; then
7483e694
DB
2210 echo "BUILD_SHARED=yes" >> config.mak
2211 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2212 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2213 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2214 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2215 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2216 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2217 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2218 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2219 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2220fi
d7e27559 2221echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2222echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2223
3d907e22
MR
2224print_config ARCH_ $TMPH config.mak $ARCH_LIST
2225print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2226print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2227 $DECODER_LIST \
2228 $ENCODER_LIST \
2229 $PARSER_LIST \
2230 $BSF_LIST \
2231 $DEMUXER_LIST \
2232 $MUXER_LIST \
f7679c54 2233 $FILTER_LIST \
7483e694
DB
2234 $PROTOCOL_LIST \
2235 $INDEV_LIST \
2236 $OUTDEV_LIST \
8ac17293 2237
c13e1abd
FH
2238echo "#define restrict $_restrict" >> $TMPH
2239
bd2216e4 2240if enabled small; then
7483e694 2241 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2242fi
2243
997baf01
MR
2244echo "SRC_PATH=\"$source_path\"" >> config.mak
2245echo "SRC_PATH_BARE=$source_path" >> config.mak
2246echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2247
8156056e 2248# Apparently it's not possible to portably echo a backslash.
3ae3b721 2249enabled asmalign_pot &&
7483e694 2250 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2251 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2252
b4d96ba2 2253echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2254
9c05103f
DB
2255echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2256
b7860763 2257# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2258cmp -s $TMPH config.h &&
2259 echo "config.h is unchanged" ||
2260 mv -f $TMPH config.h
3d204385 2261
cea0ac52 2262rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2263
165af439 2264# build tree in object directory if source path is different from current one
90be59ef 2265if enabled source_path_used; then
165af439 2266 DIRS="\
7483e694
DB
2267 doc \
2268 libavcodec \
2269 libavcodec/alpha \
2270 libavcodec/armv4l \
2271 libavcodec/bfin \
2272 libavcodec/i386 \
2273 libavcodec/mlib \
2274 libavcodec/ppc \
2275 libavcodec/sh4 \
2276 libavcodec/sparc \
52a9cf34 2277 libavdevice \
f7679c54 2278 libavfilter \
7483e694
DB
2279 libavformat \
2280 libavutil \
2281 libpostproc \
2282 libswscale \
2283 tests \
2284 tools \
2285 vhook \
2286 "
165af439 2287 FILES="\
7483e694
DB
2288 Makefile \
2289 common.mak \
71c61f62 2290 subdir.mak \
7483e694
DB
2291 doc/texi2pod.pl \
2292 libavcodec/Makefile \
52a9cf34 2293 libavdevice/Makefile \
f7679c54 2294 libavfilter/Makefile \
7483e694
DB
2295 libavformat/Makefile \
2296 libavutil/Makefile \
2297 libpostproc/Makefile \
2298 libswscale/Makefile \
2299 "
165af439 2300 for dir in $DIRS ; do
7483e694 2301 mkdir -p $dir
165af439
MR
2302 done
2303 for f in $FILES ; do
20369773 2304 $ln_s "$source_path/$f" $f
165af439
MR
2305 done
2306fi
def4272a 2307
def4272a 2308
d0674868 2309# build pkg-config files
def4272a 2310
d0674868
DB
2311pkgconfig_generate(){
2312name=$1
e426941d 2313shortname=${name#lib}
d0674868
DB
2314comment=$2
2315version=$3
2316libs=$4
2317requires=$5
25cd5cb3 2318cat <<EOF > $name/$name.pc
3e89171a 2319prefix=$prefix
a94e666c 2320exec_prefix=\${prefix}
f2b7382c 2321libdir=$libdir
7622778e 2322includedir=$incdir
def4272a 2323
d0674868
DB
2324Name: $name
2325Description: $comment
2326Version: $version
5dcfe9f8
AH
2327Requires: $(disabled shared && echo $requires)
2328Requires.private: $(enabled shared && echo $requires)
def4272a 2329Conflicts:
12701f6e
AH
2330Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2331Libs.private: $(enabled shared && echo $libs)
76a448ed 2332Cflags: -I\${includedir}
def4272a 2333EOF
25cd5cb3 2334cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2335prefix=
2336exec_prefix=
46d1ff83 2337libdir=\${pcfiledir}
1d44d365 2338includedir=${source_path}
def4272a 2339
d0674868
DB
2340Name: $name
2341Description: $comment
2342Version: $version
2343Requires: $requires
def4272a 2344Conflicts:
12701f6e 2345Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2346Cflags: -I\${includedir}
2347EOF
d0674868 2348}
def4272a 2349
e426941d 2350pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2351pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2352pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2353pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2354enabled avfilter &&
35a71f1d 2355 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2356enabled postproc &&
e426941d 2357 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2358if enabled swscale; then
e426941d 2359 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2360else
f436a23e 2361 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2362 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2363fi