remove the need of one extra shift in rgb16ToUV
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
5# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6# Copyright (c) 2005-2006 Diego Biurrun
7# Copyright (c) 2005-2006 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
cde2d79a 10# make sure we are running under a compatible shell
c21d6325
MR
11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
c21d6325
MR
15 type "$1" >/dev/null 2>&1 && exec "$@"
16}
17
5237ce67 18unset foo
0dbe81bb
MR
19(: ${foo%%bar}) 2>/dev/null
20E1="$?"
21
22(: ${foo?}) 2>/dev/null
23E2="$?"
24
25if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
27 export FF_CONF_EXEC
28 if test "0$FF_CONF_EXEC" -lt 1; then
29 FF_CONF_EXEC=1
30 try_exec bash "$0" "$@"
31 fi
32 if test "0$FF_CONF_EXEC" -lt 2; then
33 FF_CONF_EXEC=2
34 try_exec ksh "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 3; then
37 FF_CONF_EXEC=3
38 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
39 fi
40 echo "No compatible shell script interpreter found."
fc53da20 41 echo "This configure script requires a POSIX-compatible shell"
c21d6325 42 echo "such as bash or ksh."
505dfb09
DB
43 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
44 echo "Instead, install a working POSIX-compatible shell."
45 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
46 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
47 echo "This bash version ($BASH_VERSION) is broken on your platform."
48 echo "Upgrade to a later version if available."
49 fi
cde2d79a
MR
50 exit 1
51fi
52
74c53c2d
MR
53show_help(){
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
56 echo
57 echo "Standard options:"
58 echo " --help print this message"
2ba042a7 59 echo " --log[=FILE|yes|no] log tests and output to FILE [config.err]"
2266e085 60 echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
74c53c2d 61 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 62 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
74c53c2d
MR
63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
64 echo " --mandir=DIR install man page in DIR [PREFIX/man]"
74c53c2d
MR
65 echo " --enable-static build static libraries [default=yes]"
66 echo " --disable-static do not build static libraries [default=no]"
67 echo " --enable-shared build shared libraries [default=no]"
68 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
69 echo " --enable-gpl allow use of GPL code, the resulting libav*"
70 echo " and ffmpeg will be under GPL [default=no]"
dc922953
DB
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
e5f94c2b
RP
73 echo " --enable-beosthreads use BeOS threads [default=no]"
74 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 75 echo " --enable-pthreads use pthreads [default=no]"
eb113804 76 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 77 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
MR
78 echo
79 echo "External library support:"
80 echo " --enable-sunmlib use Sun medialib [default=no]"
74c53c2d
MR
81 echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
82 echo " and libraw1394 [default=no]"
e2745046
MR
83 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
84 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 85 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
86 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
87 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
e2745046
MR
88 echo " --enable-libdts enable GPLed libdts support [default=no]"
89 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
90 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
91 echo " --enable-libfaadbin build FAAD support with runtime linking [default=no]"
dc922953 92 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 93 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
94 echo " --enable-libnut enable NUT (de)muxing via libnut,"
95 echo " native demuxer exists [default=no]"
ba5fd8c5 96 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
71757822 97 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
e2745046 98 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
31235134 99 echo " native implementations exist [default=no]"
dc922953 100 echo " --enable-x264 enable H.264 encoding via x264 [default=no]"
31235134
DB
101 echo " --enable-xvid enable Xvid encoding via xvidcore,"
102 echo " native MPEG-4/Xvid encoder exists [default=no]"
74c53c2d
MR
103 echo ""
104 echo "Advanced options (experts only):"
105 echo " --source-path=PATH path to source code [$source_path]"
106 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
fac252f9 107 echo " --cross-compile assume a cross-compiler is used"
abcd6d60 108 echo " --target-os=OS compiler targets OS [$targetos]"
74c53c2d
MR
109 echo " --cc=CC use C compiler CC [$cc]"
110 echo " --make=MAKE use specified make [$make]"
111 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
112 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
113 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
114 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 115 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
116 echo " --cpu=CPU selects the minimum cpu required (affects"
117 echo " instruction selection, may crash on older CPUs)"
2b4c3615 118 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d
MR
119 echo " (requires enabling PMC)"
120 echo " --disable-mmx disable MMX usage"
1839e854 121 echo " --disable-armv5te disable armv5te usage"
edab3048 122 echo " --disable-armv6 disable armv6 usage"
74c53c2d
MR
123 echo " --disable-iwmmxt disable iwmmxt usage"
124 echo " --disable-altivec disable AltiVec usage"
125 echo " --disable-audio-oss disable OSS audio support [default=no]"
126 echo " --disable-audio-beos disable BeOS audio support [default=no]"
127 echo " --disable-v4l disable video4linux grabbing [default=no]"
128 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
129 echo " --disable-bktr disable bktr video grabbing [default=no]"
130 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
131 echo " --disable-network disable network support [default=no]"
0c7bb0e5 132 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 133 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 134 echo " --disable-vhook disable video hooking support"
74c53c2d 135 echo " --disable-debug disable debugging symbols"
74c53c2d
MR
136 echo " --disable-mpegaudio-hp faster (but less accurate)"
137 echo " MPEG audio decoding [default=no]"
786b30af 138 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
MR
139 echo " --disable-ffserver disable ffserver build"
140 echo " --disable-ffplay disable ffplay build"
141 echo " --enable-small optimize for size instead of speed"
142 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
143 echo " --disable-encoder=NAME disables encoder NAME"
144 echo " --enable-encoder=NAME enables encoder NAME"
145 echo " --disable-decoder=NAME disables decoder NAME"
146 echo " --enable-decoder=NAME enables decoder NAME"
147 echo " --disable-encoders disables all encoders"
148 echo " --disable-decoders disables all decoders"
ff70e601
MR
149 echo " --disable-muxer=NAME disables muxer NAME"
150 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 151 echo " --disable-muxers disables all muxers"
ff70e601
MR
152 echo " --disable-demuxer=NAME disables demuxer NAME"
153 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 154 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
155 echo " --enable-parser=NAME enables parser NAME"
156 echo " --disable-parser=NAME disables parser NAME"
157 echo " --disable-parsers disables all parsers"
c08fb000
AB
158 echo " --enable-protocol=NAME enables protocol NAME"
159 echo " --disable-protocol=NAME disables protocol NAME"
160 echo " --disable-protocols disables all protocols"
0a622b98
MR
161 echo
162 echo "Developer options (useful when working on FFmpeg itself):"
163 echo " --enable-gprof enable profiling with gprof [$gprof]"
164 echo " --disable-opts disable compiler optimizations"
165 echo " --enable-extra-warnings enable more compiler warnings"
166 echo " --disable-strip disable stripping of executables and shared libraries"
74c53c2d
MR
167 echo ""
168 echo "NOTE: Object files are built at the place where configure is launched."
169 exit 1
170}
cf9d24ad 171
57bd82d4
MR
172log(){
173 echo "$@" >>$logfile
174}
175
720c69da 176log_file(){
c8e9f801
MR
177 log BEGIN $1
178 cat -n $1 >>$logfile
179 log END $1
180}
181
2ba042a7 182echolog(){
c8e9f801 183 log "$@"
57bd82d4 184 echo "$@"
2ba042a7
MR
185}
186
187die(){
188 echolog "$@"
189 cat <<EOF
190If you think configure made a mistake, make sure you are using the latest
191version from SVN. If the latest version fails, report the problem to the
192ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
193EOF
720c69da 194 if enabled logging; then
2ba042a7
MR
195 cat <<EOF
196Include the log file "$logfile" produced by configure as this will help
197solving the problem.
198EOF
199 else
200cat <<EOF
201Rerun configure with logging enabled (do not use --log=no), and include the
202log this produces with your report.
203EOF
204 fi
57bd82d4
MR
205 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
206 exit 1
207}
208
904e48f1 209# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
44161118
MR
210toupper(){
211 echo "$@" | tr '[a-z]' '[A-Z]'
212}
213
4a5444db
MR
214tolower(){
215 echo "$@" | tr '[A-Z]' '[a-z]'
216}
217
a8d04fba
MR
218set_all(){
219 value=$1
220 shift
221 for var in $*; do
222 eval $var=$value
223 done
224}
225
799c9e9b
MR
226pushvar(){
227 for var in $*; do
228 eval level=\${${var}_level:=0}
229 eval ${var}_${level}="\$$var"
230 eval ${var}_level=$(($level+1))
231 done
232}
233
234popvar(){
235 for var in $*; do
236 eval level=\${${var}_level:-0}
237 test $level = 0 && continue
238 eval level=$(($level-1))
239 eval $var="\${${var}_${level}}"
240 eval ${var}_level=$level
241 eval unset ${var}_${level}
242 done
243}
244
a8d04fba
MR
245enable(){
246 set_all yes $*
247}
248
249disable(){
250 set_all no $*
251}
252
57bd82d4 253enabled(){
44161118
MR
254 eval test "x\$$1" = "xyes"
255}
256
37970ebf
RP
257disabled(){
258 eval test "x\$$1" = "xno"
259}
260
44161118
MR
261enabled_all(){
262 for opt; do
263 enabled $opt || return 1
264 done
265}
266
85bca2c5
DB
267disabled_all(){
268 for opt; do
269 disabled $opt || return 1
270 done
271}
272
44161118
MR
273enabled_any(){
274 for opt; do
275 enabled $opt && return 0
276 done
277}
278
85bca2c5
DB
279disabled_any(){
280 for opt; do
281 disabled $opt && return 0
282 done
283}
284
30fd06be
MR
285check_deps(){
286 for cfg; do
799c9e9b
MR
287 enabled ${cfg}_checking && die "Circular dependency for $cfg."
288 disabled ${cfg}_checking && continue
289 enable ${cfg}_checking
290
30fd06be
MR
291 eval dep_all="\$${cfg}_deps"
292 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
293
294 pushvar cfg dep_all dep_any
295 check_deps $dep_all $dep_any
296 popvar cfg dep_all dep_any
297
30fd06be
MR
298 enabled_all $dep_all || disable $cfg
299 enabled_any $dep_any || disable $cfg
799c9e9b
MR
300
301 disable ${cfg}_checking
30fd06be
MR
302 done
303}
304
44161118
MR
305print_config(){
306 pfx=$1
307 header=$2
308 makefile=$3
309 shift 3
310 for cfg; do
311 if enabled $cfg; then
312 ucname="${pfx}`toupper $cfg`"
313 echo "#define ${ucname} 1" >> $header
314 echo "${ucname}=yes" >> $makefile
315 fi
316 done
57bd82d4
MR
317}
318
319flags_saved(){
320 (: ${SAVE_CFLAGS?}) 2>/dev/null
321}
322
dcd479c0 323save_flags(){
57bd82d4 324 flags_saved && return
dcd479c0
MR
325 SAVE_CFLAGS="$CFLAGS"
326 SAVE_LDFLAGS="$LDFLAGS"
327 SAVE_extralibs="$extralibs"
328}
329
330restore_flags(){
f5d28d10 331 flags_saved || return
dcd479c0
MR
332 CFLAGS="$SAVE_CFLAGS"
333 LDFLAGS="$SAVE_LDFLAGS"
334 extralibs="$SAVE_extralibs"
335 unset SAVE_CFLAGS
336 unset SAVE_LDFLAGS
337 unset SAVE_extralibs
338}
339
340temp_cflags(){
341 save_flags
342 CFLAGS="$CFLAGS $*"
343}
344
345temp_ldflags(){
346 save_flags
347 LDFLAGS="$LDFLAGS $*"
348}
349
350temp_extralibs(){
351 save_flags
352 extralibs="$extralibs $*"
353}
354
57bd82d4
MR
355append(){
356 var=$1
357 shift
358 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
359 eval "$var=\"\$$var $*\""
360}
361
362add_cflags(){
363 append CFLAGS "$@"
364}
365
366add_ldflags(){
367 append LDFLAGS "$@"
368}
369
370add_extralibs(){
371 append extralibs "$@"
372}
373
b0cfb663 374check_cmd(){
b3cb5d51 375 log "$@"
9b4f605c 376 "$@" >>$logfile 2>&1
b0cfb663
MR
377}
378
dcd479c0 379check_cc(){
57bd82d4
MR
380 log check_cc "$@"
381 cat >$TMPC
720c69da 382 log_file $TMPC
b0cfb663 383 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
384}
385
386check_cpp(){
387 log check_cpp "$@"
dcd479c0 388 cat >$TMPC
720c69da 389 log_file $TMPC
b0cfb663 390 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
391}
392
393check_ld(){
57bd82d4 394 log check_ld "$@"
0607887f 395 check_cc || return
b0cfb663 396 check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
dcd479c0
MR
397}
398
399check_cflags(){
57bd82d4
MR
400 log check_cflags "$@"
401 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
402int x;
403EOF
404}
405
406check_ldflags(){
57bd82d4
MR
407 log check_ldflags "$@"
408 check_ld "$@" <<EOF && add_ldflags "$@"
409int main(){
410 return 0;
411}
dcd479c0
MR
412EOF
413}
414
415check_header(){
57bd82d4 416 log check_header "$@"
dcd479c0
MR
417 header=$1
418 shift
d8bc5f06
MR
419 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
420 disable $var
421 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
422#include <$header>
423int x;
424EOF
425}
426
427check_func(){
57bd82d4 428 log check_func "$@"
dcd479c0
MR
429 func=$1
430 shift
d8bc5f06
MR
431 disable $func
432 check_ld "$@" <<EOF && enable $func
dcd479c0
MR
433extern int $func();
434int main(){
435 $func();
436}
437EOF
438}
439
f8d7b072
MR
440check_func2(){
441 log check_func2 "$@"
442 headers=$1
443 func=$2
444 shift 2
445 disable $func
446 incs=""
447 for hdr in $headers; do
448 incs="$incs
449#include <$hdr>"
450 done
451 check_ld "$@" <<EOF && enable $func
452$incs
453int main(){
454 (void) $func;
455 return 0;
456}
457EOF
458}
459
57bd82d4
MR
460check_lib(){
461 log check_lib "$@"
462 header="$1"
463 func="$2"
464 shift 2
fcfcde17
MR
465 temp_extralibs "$@"
466 check_header $header && check_func $func && add_extralibs "$@"
467 err=$?
468 restore_flags
469 return $err
57bd82d4
MR
470}
471
f8d7b072
MR
472check_lib2(){
473 log check_lib2 "$@"
474 headers="$1"
475 func="$2"
476 shift 2
477 temp_extralibs "$@"
478 check_func2 "$headers" $func && add_extralibs "$@"
479 err=$?
480 restore_flags
481 return $err
482}
483
dcd479c0 484check_exec(){
90be59ef 485 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
57bd82d4
MR
486}
487
7dfef245
MR
488check_exec_crash(){
489 code=`cat`
490
491 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
492 # are safe but may not be available everywhere. Thus we use
493 # raise(SIGTERM) instead. The check is run in a subshell so we
494 # can redirect the "Terminated" message from the shell. SIGBUS
495 # is not defined by standard C so it is used conditionally.
496
497 (check_exec "$@") >>$logfile 2>&1 <<EOF
498#include <signal.h>
499static void sighandler(int sig){
500 raise(SIGTERM);
501}
502int main(){
503 signal(SIGILL, sighandler);
504 signal(SIGFPE, sighandler);
505 signal(SIGSEGV, sighandler);
506#ifdef SIGBUS
507 signal(SIGBUS, sighandler);
508#endif
509 { $code }
510}
511EOF
512}
513
57bd82d4
MR
514require(){
515 name="$1"
516 header="$2"
517 func="$3"
518 shift 3
519 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
520}
521
f8d7b072
MR
522require2(){
523 name="$1"
524 headers="$2"
525 func="$3"
526 shift 3
527 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
528}
529
eea50282
MR
530check_foo_config(){
531 cfg=$1
532 pkg=$2
533 header=$3
534 func=$4
535 shift 4
536 disable $cfg
537 check_cmd ${pkg}-config --version
538 err=$?
539 if test "$err" = 0; then
540 temp_cflags `${pkg}-config --cflags`
541 temp_extralibs `${pkg}-config --libs`
542 check_lib "$@" $header $func && enable $cfg
543 fi
544 return $err
545}
546
c505dd31
MR
547apply(){
548 file=$1
549 shift
550 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
551}
552
c88f5d72
MR
553CONFIG_LIST='
554 encoders
555 decoders
556 parsers
557 muxers
558 demuxers
c88f5d72
MR
559 audio_beos
560 audio_oss
561 avisynth
562 beos_netserver
563 bktr
564 dc1394
c88f5d72 565 dv1394
c88f5d72
MR
566 ffmpeg
567 ffplay
568 ffserver
569 gpl
ecfc4f44 570 gprof
c88f5d72 571 ipv6
7bc5f2a8 572 liba52
f8904fd9 573 liba52bin
f5a756ef
DB
574 libamr
575 libamr_nb
576 libamr_wb
3ffab361 577 libdts
2eed5a46
DB
578 libfaac
579 libfaad
580 libfaadbin
c88f5d72 581 libgsm
6ebe07fb 582 libmp3lame
c88f5d72
MR
583 libnut
584 libogg
150d2772 585 libtheora
c88f5d72
MR
586 libvorbis
587 memalign_hack
c88f5d72
MR
588 mpegaudio_hp
589 network
2b4c3615 590 powerpc_perf
c88f5d72
MR
591 pp
592 protocols
593 swscaler
594 vhook
afde41b4
MR
595 v4l
596 v4l2
56a059ac 597 x11grab
c88f5d72
MR
598 x264
599 xvid
600 zlib
601'
602
8eee7025
DB
603THREADS_LIST='
604 beosthreads
605 os2threads
606 pthreads
607 w32threads
608'
609
0cb78cef 610HAVE_LIST="
8eee7025 611 $THREADS_LIST
1ac9331a 612 altivec
c88f5d72 613 altivec_h
1ac9331a 614 armv5te
edab3048 615 armv6
c9fdab0d 616 arpa_inet_h
c88f5d72 617 byteswap_h
1ac9331a 618 cmov
c88f5d72 619 dcbzl
f8aa696f
DB
620 dev_bktr_ioctl_bt848_h
621 dev_bktr_ioctl_meteor_h
622 dev_ic_bt8xx_h
623 dev_video_meteor_ioctl_meteor_h
624 dev_video_bktr_ioctl_bt848_h
18b67ae5 625 dlfcn_h
c88f5d72 626 dlopen
245626d0
DB
627 ebp_available
628 ebx_available
c2a29455 629 fast_64bit
7073e9fc 630 fast_cmov
7b829d2a 631 fast_unaligned
c88f5d72 632 freetype2
c88f5d72 633 imlib2
2e1913b1 634 inet_aton
1ac9331a 635 iwmmxt
c88f5d72
MR
636 localtime_r
637 lrintf
f8aa696f
DB
638 machine_ioctl_bt848_h
639 machine_ioctl_meteor_h
c88f5d72
MR
640 malloc_h
641 memalign
642 mlib
1ac9331a
MR
643 mmi
644 mmx
9c914398 645 os2
c88f5d72
MR
646 sdl
647 sdl_video_size
deb29777 648 soundcard_h
b0c858d8 649 sys_poll_h
deb29777 650 sys_soundcard_h
b265431e 651 threads
0cb78cef 652"
44161118 653
1ac9331a
MR
654TARGET_LIST='
655 altivec
656 armv5te
51e8750a 657 armv6
1ac9331a
MR
658 iwmmxt
659 mmi
660 mmx
661'
662
520cc7f1
MR
663CMDLINE_SELECT="
664 $CONFIG_LIST
665 $TARGET_LIST
8eee7025 666 $THREADS_LIST
520cc7f1
MR
667 debug
668 extra_warnings
520cc7f1
MR
669 shared
670 static
671"
672
912f3148
DB
673# code dependency declarations
674
675# decoders / encoders
33a0dd37 676dxa_decoder_deps="zlib"
30fd06be 677flashsv_decoder_deps="zlib"
773be23a 678flashsv_encoder_deps="zlib"
4a815a7f 679flv_decoder_deps="h263_decoder"
c33d9814 680h263_decoder_deps="h263_parser"
4a815a7f 681h263i_decoder_deps="h263_decoder"
30fd06be 682mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
683mpeg4_decoder_deps="h263_decoder"
684msmpeg4v1_decoder_deps="h263_decoder"
685msmpeg4v2_decoder_deps="h263_decoder"
686msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
687png_decoder_deps="zlib"
688png_encoder_deps="zlib"
4a815a7f
DB
689vc1_decoder_deps="h263_decoder"
690wmv1_decoder_deps="h263_decoder"
691wmv2_decoder_deps="h263_decoder"
692wmv3_decoder_deps="h263_decoder"
30fd06be
MR
693x264_encoder_deps="x264"
694xvid_encoder_deps="xvid"
695zmbv_decoder_deps="zlib"
696zmbv_encoder_deps="zlib"
697
912f3148 698# external libraries
30fd06be
MR
699aac_decoder_deps="libfaad"
700mpeg4aac_decoder_deps="libfaad"
30fd06be 701faac_encoder_deps="libfaac"
7bc5f2a8 702liba52_decoder_deps="liba52"
f5a756ef
DB
703libamr_nb_decoder_deps="libamr_nb"
704libamr_nb_encoder_deps="libamr_nb"
705libamr_wb_decoder_deps="libamr_wb"
706libamr_wb_encoder_deps="libamr_wb"
23aee960 707libdts_decoder_deps="libdts"
299c77d5
MR
708libgsm_decoder_deps="libgsm"
709libgsm_encoder_deps="libgsm"
8ffed8d8
MR
710libgsm_ms_decoder_deps="libgsm"
711libgsm_ms_encoder_deps="libgsm"
150d2772 712libtheora_encoder_deps="libtheora"
30fd06be 713mp3lame_encoder_deps="libmp3lame"
b0caf888
DB
714libvorbis_decoder_deps="libvorbis"
715libvorbis_encoder_deps="libvorbis"
30fd06be 716
912f3148 717# demuxers / muxers
03a76ba9 718ac3_demuxer_deps="ac3_parser"
30fd06be
MR
719audio_demuxer_deps_any="audio_oss audio_beos"
720audio_muxer_deps_any="audio_oss audio_beos"
721dc1394_demuxer_deps="dc1394"
722dv1394_demuxer_deps="dv1394"
723gxf_muxer_deps="gpl"
d7c59247
DB
724libnut_demuxer_deps="libnut"
725libnut_muxer_deps="libnut"
30fd06be
MR
726ogg_muxer_deps="libogg"
727redir_demuxer_deps="network"
47b515bf 728rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
729rtsp_demuxer_deps="rtp_protocol rtp_muxer"
730sdp_demuxer_deps="rtsp_demuxer"
afde41b4 731v4l2_demuxer_deps="v4l2"
3af6d5cf
DB
732video_grab_bktr_demuxer_deps="bktr"
733video_grab_v4l_demuxer_deps="v4l"
30fd06be
MR
734x11_grab_device_demuxer_deps="x11grab"
735
912f3148 736# protocols
c08fb000
AB
737http_protocol_deps="network"
738rtp_protocol_deps="udp_protocol"
739tcp_protocol_deps="network"
740udp_protocol_deps="network"
741
912f3148 742# programs
fa859b4d 743ffplay_deps="sdl"
c08fb000 744ffserver_deps="muxers rtp_protocol"
a2830dca 745
912f3148 746
0f3cb305 747# set temporary file name
57514323 748if test ! -z "$TMPDIR" ; then
0f3cb305 749 TMPDIR1="${TMPDIR}"
57514323 750elif test ! -z "$TEMPDIR" ; then
0f3cb305 751 TMPDIR1="${TEMPDIR}"
3d204385 752else
0f3cb305 753 TMPDIR1="/tmp"
3d204385
NK
754fi
755
0f3cb305
FB
756TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
757TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 758TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
759TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
760TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
761
de6d9b64 762# default parameters
8a608357 763
720c69da 764logging="yes"
2ba042a7 765logfile="config.err"
8a608357
MR
766
767# installation paths
2266e085
DB
768PREFIX="/usr/local"
769libdir='${PREFIX}/lib'
84c22efd 770shlibdir="$libdir"
2266e085
DB
771incdir='${PREFIX}/include/ffmpeg'
772mandir='${PREFIX}/man'
773bindir='${PREFIX}/bin'
8a608357
MR
774
775# toolchain
0f3cb305 776cross_prefix=""
fac252f9 777cross_compile="no"
de6d9b64
FB
778cc="gcc"
779ar="ar"
be7109c1 780ranlib="ranlib"
4a908fbc 781make="make"
0f3cb305 782strip="strip"
8a608357
MR
783asmalign_pot="unknown"
784
785# machine
cc6a90dd 786arch=`uname -m`
38d0a8aa 787cpu="generic"
e45a2872 788powerpc_perf="no"
0f3cb305 789mmx="default"
e7768fc5 790cmov="no"
7073e9fc 791fast_cmov="no"
7b829d2a 792fast_unaligned="no"
1839e854 793armv5te="default"
edab3048 794armv6="default"
eba9ae3c 795iwmmxt="default"
ab6c65f6 796altivec="default"
87ea51e0 797dcbzl="no"
d46aba26 798mmi="default"
8a608357
MR
799bigendian="no"
800
8a608357 801# OS
b9663405 802targetos=$(tolower $(uname -s))
8a608357 803beos_netserver="no"
8a608357 804os2="no"
8a608357
MR
805
806# non-library system interfaces
c597172e 807audio_beos="default"
8a608357 808audio_oss="yes"
3eac5c63 809bktr="yes"
8aa3ee32 810dv1394="yes"
afde41b4
MR
811v4l2="yes"
812v4l="yes"
8a608357
MR
813
814# libraries
8a608357 815avisynth="no"
f02be79d 816dc1394="no"
8a608357
MR
817dlfcn_h="no"
818dlopen="no"
7bc5f2a8 819liba52="no"
f8904fd9 820liba52bin="no"
f5a756ef
DB
821libamr_nb="no"
822libamr_wb="no"
dc922953 823libdts="no"
2eed5a46 824libfaac="no"
a2234ceb 825libfaad2="no"
8a608357 826libfaad="no"
2eed5a46 827libfaadbin="no"
bb4c2140 828libgsm="no"
6ebe07fb 829libmp3lame="no"
f956e129 830libnut="no"
9146ca37 831libogg="no"
150d2772 832libtheora="no"
be74741c 833libvorbis="no"
8a608357
MR
834mlib="no"
835x11grab="no"
6662ec29 836x264="no"
8a608357
MR
837xvid="no"
838zlib="yes"
839
840# configurable options
cddf3f45 841debug="yes"
65d1bea2 842dostrip="yes"
5af4e0cc 843extra_warnings="no"
8a608357
MR
844ffmpeg="yes"
845ffplay="yes"
846ffserver="yes"
847gpl="no"
848gprof="no"
849ipv6="yes"
5af4e0cc
MR
850shared="no"
851static="yes"
8a608357 852memalign_hack="no"
1eb2212e 853mpegaudio_hp="yes"
8a608357
MR
854network="yes"
855optimize="yes"
856pp="no"
857protocols="yes"
858swscaler="no"
859vhook="default"
860
861# threading
862beosthreads="no"
863os2threads="no"
864pthreads="no"
865w32threads="no"
866thread_type="no"
867
868# build settings
baa3a937 869SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 870VHOOKSHFLAGS='$(SHFLAGS)'
80581e98 871LIBOBJFLAGS=""
e89b8b0a 872FFLDFLAGS=-Wl,--warn-common
e240ee67 873LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 874FFSERVERLDFLAGS=-Wl,-E
f39e56a8 875LDCONFIG="ldconfig"
f3ec2d46
SG
876LIBPREF="lib"
877LIBSUF=".a"
4bdd05e7 878LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
f3ec2d46
SG
879SLIBPREF="lib"
880SLIBSUF=".so"
4bdd05e7 881SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
b29bddab
DB
882SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
883SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
951bf3e6 884EXESUF=""
eb94aca9 885BUILDSUF=""
d4596ae3 886LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
ef0bc4c9 887
c597172e
MR
888# find source path
889source_path="`dirname \"$0\"`"
890source_path_used="yes"
891if test -z "$source_path" -o "$source_path" = "." ; then
892 source_path="`pwd`"
893 source_path_used="no"
894else
895 source_path="`cd \"$source_path\"; pwd`"
896 echo "$source_path" | grep -q '[[:blank:]]' &&
897 die "Out of tree builds are impossible with whitespace in source path."
898fi
899
900if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
901 show_help
902fi
903
904FFMPEG_CONFIGURATION="$@"
905
906ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
907DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
908PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
909MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
910DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
c08fb000 911PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 912
c08fb000 913enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST
c597172e
MR
914
915die_unknown(){
916 echo "Unknown option \"$1\"."
917 echo "See $0 --help for available options."
918 exit 1
919}
920
921for opt do
922 optval="${opt#*=}"
923 case "$opt" in
924 --log)
925 ;;
926 --log=*) logging="$optval"
927 ;;
928 --prefix=*) PREFIX="$optval"
929 ;;
930 --libdir=*) libdir="$optval"
931 ;;
932 --shlibdir=*) shlibdir="$optval"
933 ;;
934 --incdir=*) incdir="$optval"
935 ;;
936 --mandir=*) mandir="$optval"
937 ;;
938 --source-path=*) source_path="$optval"
939 ;;
940 --cross-prefix=*) cross_prefix="$optval"
941 ;;
942 --cross-compile) cross_compile="yes"
943 ;;
944 --target-os=*) targetos="$optval"
945 ;;
946 --cc=*) cc="$optval"
947 ;;
948 --make=*) make="$optval"
949 ;;
950 --extra-cflags=*) add_cflags "$optval"
951 ;;
952 --extra-ldflags=*) add_ldflags "$optval"
953 ;;
954 --extra-libs=*) add_extralibs "$optval"
955 ;;
956 --build-suffix=*) BUILDSUF="$optval"
957 ;;
958 --arch=*) arch="$optval"
959 ;;
960 --cpu=*) cpu="$optval"
961 ;;
c597172e
MR
962 --disable-opts) optimize="no"
963 ;;
964 --enable-small) optimize="small"
965 ;;
966 --enable-sunmlib) mlib="yes"
967 ;;
968 --disable-strip) dostrip="no"
969 ;;
970 --disable-encoders) disable $ENCODER_LIST
971 ;;
972 --disable-decoders) disable $DECODER_LIST
973 ;;
974 --disable-muxers) disable $MUXER_LIST
975 ;;
976 --disable-demuxers) disable $DEMUXER_LIST
977 ;;
978 --disable-parsers) disable $PARSER_LIST
979 ;;
c08fb000
AB
980 --disable-protocols) disable $PROTOCOL_LIST
981 ;;
c597172e
MR
982 --enable-*=*|--disable-*=*)
983 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
984 case "$thing" in
c08fb000 985 encoder|decoder|muxer|demuxer|parser|protocol) $action ${optval}_${thing} ;;
c597172e
MR
986 *) die_unknown "$opt" ;;
987 esac
988 ;;
989 --enable-?*|--disable-?*)
990 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
991 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
992 $action $option
993 ;;
994 --help) show_help
995 ;;
996 *)
997 die_unknown $opt
998 ;;
999 esac
1000done
1001
270739bb
MR
1002case "$arch" in
1003 i386|i486|i586|i686|i86pc|BePC)
1004 arch="x86_32"
7b829d2a 1005 enable fast_unaligned
270739bb
MR
1006 ;;
1007 x86_64|amd64)
1008 arch="x86_32"
7b829d2a 1009 enable fast_unaligned
270739bb
MR
1010 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1011 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1012 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1013 arch="x86_64"
c2a29455 1014 enable fast_64bit
270739bb
MR
1015 fi
1016 fi
1017 ;;
1018 # armv4l is a subset of armv[567]*l
1019 arm|armv[4567]*l)
1020 arch="armv4l"
1021 ;;
1022 alpha)
1023 arch="alpha"
c2a29455 1024 enable fast_64bit
270739bb 1025 ;;
c2a29455 1026 "Power Macintosh"|ppc|powerpc)
270739bb
MR
1027 arch="powerpc"
1028 ;;
c2a29455
AJ
1029 ppc64)
1030 arch="powerpc"
1031 enable fast_64bit
1032 ;;
270739bb
MR
1033 mips|mipsel|IP*)
1034 arch="mips"
1035 ;;
1036 sun4u|sparc64)
1037 arch="sparc64"
c2a29455 1038 enable fast_64bit
270739bb
MR
1039 ;;
1040 sparc)
1041 arch="sparc"
1042 ;;
1043 sh4)
1044 arch="sh4"
1045 ;;
c2a29455
AJ
1046 parisc)
1047 arch="parisc"
1048 ;;
1049 parisc64)
270739bb 1050 arch="parisc"
c2a29455 1051 enable fast_64bit
270739bb
MR
1052 ;;
1053 s390|s390x)
1054 arch="s390"
1055 ;;
1056 m68k)
1057 arch="m68k"
1058 ;;
1059 ia64)
1060 arch="ia64"
c2a29455 1061 enable fast_64bit
270739bb
MR
1062 ;;
1063 bfin)
1064 arch="bfin"
1065 ;;
1066 *)
1067 arch="unknown"
1068 ;;
1069esac
1070
ef0bc4c9 1071# OS specific
c597172e 1072osextralibs="-lm"
ced75d92 1073case $targetos in
4a5444db 1074 beos|haiku|zeta)
74cec57d 1075 PREFIX="$HOME/config"
d474299a
MR
1076 # helps building libavcodec
1077 add_cflags "-DPIC -fomit-frame-pointer"
1078 # 3 gcc releases known for BeOS, each with ugly bugs
1079 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1080 case "$gcc_version" in
1081 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1082 mmx="no"
1083 ;;
1084 *20010315*) echo "BeBits gcc"
1085 add_cflags "-fno-expensive-optimizations"
1086 ;;
1087 esac
74cec57d 1088 LDCONFIG="echo ignoring ldconfig"
d474299a
MR
1089 SHFLAGS=-nostart
1090 # disable Linux things
d474299a
MR
1091 dv1394="no"
1092 # enable BeOS things
c597172e 1093 disabled audio_beos || enable_audio_beos
d474299a
MR
1094 # no need for libm, but the inet stuff
1095 # Check for BONE
74cec57d 1096 # XXX: actually should check for NOT net_server
d474299a 1097 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
c597172e 1098 osextralibs="-lbind -lsocket"
d474299a
MR
1099 else
1100 beos_netserver="yes"
c597172e 1101 osextralibs="-lnet"
d474299a 1102 fi ;;
4a5444db 1103 sunos)
d474299a 1104 dv1394="no"
d474299a
MR
1105 FFLDFLAGS=""
1106 FFSERVERLDFLAGS=""
1107 SHFLAGS="-shared -Wl,-h,\$@"
1108 add_extralibs "-lsocket -lnsl"
1109 ;;
4a5444db 1110 netbsd)
d474299a 1111 dv1394="no"
d474299a
MR
1112 add_extralibs "-lossaudio"
1113 ;;
4a5444db 1114 openbsd)
d474299a
MR
1115 dv1394="no"
1116 need_memalign="no"
d474299a
MR
1117 LIBOBJFLAGS="\$(PIC)"
1118 LDCONFIG="ldconfig -m \$(shlibdir)"
1119 SHFLAGS='-shared'
1120 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1121 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1122 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1123 add_extralibs "-lossaudio"
1124 ;;
4a5444db 1125 freebsd)
d474299a 1126 dv1394="no"
d474299a
MR
1127 need_memalign="no"
1128 add_cflags "-pthread"
1129 ;;
4a5444db 1130 gnu/kfreebsd)
d474299a
MR
1131 dv1394="no"
1132 add_cflags "-pthread"
1133 ;;
4a5444db 1134 bsd/os)
d474299a 1135 dv1394="no"
c597172e 1136 osextralibs="-lpoll -lgnugetopt -lm"
d474299a
MR
1137 strip="strip -d"
1138 ;;
4a5444db 1139 darwin)
d474299a
MR
1140 dv1394="no"
1141 need_memalign="no"
1142 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1143 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
c597172e 1144 osextralibs=""
d474299a
MR
1145 strip="strip -x"
1146 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1147 SLIBSUF=".dylib"
1148 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1149 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1150 FFSERVERLDFLAGS=-Wl,-bind_at_load
1151 ;;
4a5444db 1152 mingw32*)
91c5172d 1153 targetos=mingw32
4ec9ec81
MR
1154 if enabled_all shared static; then
1155 cat <<EOF
1156You can only build one library type at once on MinGW.
1157Specify --disable-static --enable-shared to only build
1158the shared libraries. To build only the static libraries
1159you do not need to pass additional options.
1160EOF
1161 exit 1
1162 fi
1163 dv1394="no"
1164 ffserver="no"
1165 network="no"
4ec9ec81
MR
1166 SLIBPREF=""
1167 SLIBSUF=".dll"
1168 EXESUF=".exe"
1169 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1170 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1171 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1172 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1173 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
f55c7a33 1174 add_extralibs -lws2_32
d474299a 1175 ;;
4a5444db 1176 cygwin*)
ced75d92 1177 targetos=cygwin
d474299a 1178 shlibdir="$bindir"
d474299a 1179 dv1394="no"
c9639c39
VP
1180 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1181 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
c597172e 1182 osextralibs=""
d474299a
MR
1183 EXESUF=".exe"
1184 SLIBPREF="cyg"
1185 SLIBSUF=".dll"
1186 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1187 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1188 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
1189 ;;
4a5444db 1190 linux)
d474299a
MR
1191 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1192 ;;
4a5444db 1193 irix*)
ced75d92 1194 targetos=irix
d474299a 1195 ranlib="echo ignoring ranlib"
d474299a 1196 ;;
4a5444db 1197 os/2)
d474299a
MR
1198 TMPE=$TMPE".exe"
1199 ar="emxomfar -p128"
1200 ranlib="echo ignoring ranlib"
1201 strip="echo ignoring strip"
1202 add_cflags "-Zomf"
1203 FFLDFLAGS="-Zomf -Zstack 16384 -s"
1204 SHFLAGS="-Zdll -Zomf"
1205 FFSERVERLDFLAGS=""
1206 LIBPREF=""
1207 LIBSUF=".lib"
1208 SLIBPREF=""
1209 SLIBSUF=".dll"
1210 EXESUF=".exe"
c597172e 1211 osextralibs=""
d474299a 1212 pkg_requires=""
d474299a
MR
1213 dv1394="no"
1214 ffserver="no"
1215 vhook="no"
1216 os2="yes"
1217 ;;
1218 *)
1219 targetos="${targetos}-UNKNOWN"
1220 ;;
ef0bc4c9 1221esac
de6d9b64 1222
c597172e 1223add_extralibs $osextralibs
de6d9b64 1224
e3c00e34 1225if ! disabled logging ; then
90be59ef 1226 enabled logging || logfile="$logging"
57bd82d4
MR
1227 echo "# $0 $@" >$logfile
1228 set >>$logfile
2ba042a7
MR
1229else
1230 logfile=/dev/null
57bd82d4 1231fi
e89b8b0a 1232
28d8e661
DB
1233# Combine FFLDFLAGS and the LDFLAGS environment variable.
1234LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1235
fac252f9 1236test -n "$cross_prefix" && cross_compile=yes
1ea46bed
MR
1237cc="${cross_prefix}${cc}"
1238ar="${cross_prefix}${ar}"
1239ranlib="${cross_prefix}${ranlib}"
1240strip="${cross_prefix}${strip}"
1241
320d060a 1242# we need to build at least one lib type
5af4e0cc 1243if disabled_all static shared; then
320d060a
DB
1244 cat <<EOF
1245At least one library type must be built.
1246Specify --enable-static to build the static libraries or --enable-shared to
1247build the shared libraries as well. To only build the shared libraries specify
1248--disable-static in addition to --enable-shared.
1249EOF
1250 exit 1;
1251fi
1252
ddf50e4c
RP
1253if disabled libogg; then
1254 enabled libtheora && die "libogg must be enabled to enable libtheora."
1255 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
5c5dea3f
NB
1256fi
1257
a2234ceb
RP
1258if enabled_any libfaad libfaadbin ; then
1259 if check_header faad.h; then
1260 check_cc << EOF
1261#include <faad.h>
1262#ifndef FAAD2_VERSION
1263ok faad1
1264#endif
1265int main( void ) { return 0; }
1266EOF
1267 test $? = 0 && enable libfaad2
1268 else
ff3dac65 1269 die "FAAD test failed."
a2234ceb
RP
1270 fi
1271fi
1272
1273
47f9cc15 1274if disabled gpl ; then
54118497
RP
1275 die_gpl_disabled(){
1276 name=$1
1277 shift
1278 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1279 }
1280 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1281 die_gpl_disabled "liba52" liba52
54118497
RP
1282 die_gpl_disabled "libxvidcore" xvid
1283 die_gpl_disabled "x264" x264
1284 die_gpl_disabled "libdts" libdts
1285 die_gpl_disabled "FAAD2" libfaad2
1286 die_gpl_disabled "The X11 grabber" x11grab
1287 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1288fi
b2e3c528 1289
29799f8b 1290# compute MMX state
0f3cb305 1291if test $mmx = "default"; then
419b8784 1292 if test $arch = "x86_32" -o $arch = "x86_64"; then
0f3cb305
FB
1293 mmx="yes"
1294 else
1295 mmx="no"
1296 fi
1297fi
1298
5d323602
MR
1299test -z "$need_memalign" && need_memalign="$mmx"
1300
cf9d24ad 1301#Darwin CC versions
75388c74 1302needmdynamicnopic="no"
ced75d92 1303if test $targetos = darwin; then
b2924696 1304 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1305 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1306 else
26c1b3be
DB
1307 add_cflags "-no-cpp-precomp -pipe"
1308 check_cflags "-force_cpusubtype_ALL"
1309 check_cflags "-Wno-sign-compare"
1310 disabled shared && needmdynamicnopic="yes"
cf9d24ad 1311 fi
2a1a6b64 1312fi
074a9d2b 1313enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
2a1a6b64 1314
703afd07 1315disabled optimize || add_cflags -fomit-frame-pointer
cf9d24ad 1316
ab6c65f6
BF
1317# Can only do AltiVec on PowerPC
1318if test $altivec = "default"; then
cc6a90dd 1319 if test $arch = "powerpc"; then
ab6c65f6
BF
1320 altivec="yes"
1321 else
1322 altivec="no"
1323 fi
1324fi
1325
a4adb608 1326# Add processor-specific flags
9007f514 1327POWERPCMODE="32bits"
38d0a8aa 1328if test $cpu != "generic"; then
bc8ec47b
MR
1329 warn_altivec(){
1330 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1331 }
38d0a8aa 1332 case $cpu in
bb270c08 1333 601|ppc601|PowerPC601)
1c5d830c 1334 add_cflags "-mcpu=601"
bc8ec47b 1335 warn_altivec enabled PPC601
bb270c08
DB
1336 ;;
1337 603*|ppc603*|PowerPC603*)
1c5d830c 1338 add_cflags "-mcpu=603"
bc8ec47b 1339 warn_altivec enabled PPC603
bb270c08
DB
1340 ;;
1341 604*|ppc604*|PowerPC604*)
1c5d830c 1342 add_cflags "-mcpu=604"
bc8ec47b 1343 warn_altivec enabled PPC604
bb270c08
DB
1344 ;;
1345 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1346 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1347 warn_altivec enabled PPC75x
bb270c08
DB
1348 ;;
1349 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1350 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1351 warn_altivec disabled PPC745x
bb270c08
DB
1352 ;;
1353 74*|ppc74*|PowerPC74*)
1c5d830c 1354 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1355 warn_altivec disabled PPC74xx
bb270c08
DB
1356 ;;
1357 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1358 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1359 warn_altivec disabled PPC970
9007f514 1360 POWERPCMODE="64bits"
bb270c08 1361 ;;
e7768fc5
GP
1362 # targets that do NOT support conditional mov (cmov)
1363 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1364 add_cflags "-march=$cpu"
e7768fc5
GP
1365 cmov="no"
1366 ;;
1367 # targets that do support conditional mov (cmov)
416519dd 1368 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1369 add_cflags "-march=$cpu"
4c8d81fa 1370 cmov="yes"
7073e9fc 1371 fast_cmov="yes"
94e4c3a3
GP
1372 ;;
1373 # targets that do support conditional mov but on which it's slow
1374 pentium4|prescott|nocona)
1375 add_cflags "-march=$cpu"
1376 cmov="yes"
7073e9fc 1377 fast_cmov="no"
bb270c08 1378 ;;
d7b34d08 1379 sparc64)
1c5d830c 1380 add_cflags "-mcpu=v9"
d7b34d08 1381 ;;
8684704b
MH
1382 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1383 add_cflags "-mfdpic"
846dffeb 1384 add_ldflags "-mfdpic"
8684704b 1385 ;;
bb270c08 1386 *)
38d0a8aa 1387 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1388 ;;
a4adb608
MN
1389 esac
1390fi
1391
412c1562
MR
1392gnu_make(){
1393 $1 --version 2>&1 | grep -q GNU
1394}
1395
1396if ! gnu_make $make; then
1397 gnu_make gmake && make=gmake || die "GNU make not found."
1398fi
1399
be0d52ab
MR
1400# make sure we can execute files in $TMPDIR
1401cat >$TMPE 2>>$logfile <<EOF
1402#! /bin/sh
1403EOF
1404chmod +x $TMPE >>$logfile 2>&1
1405if ! $TMPE >>$logfile 2>&1; then
1406 cat <<EOF
1407Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1408variable to another directory and make sure that $TMPDIR1 is not mounted
1409noexec.
be0d52ab
MR
1410EOF
1411 die "Sanity test failed."
1412fi
0244f743 1413rm $TMPE
be0d52ab 1414
1a268acc
MR
1415# compiler sanity check
1416check_exec <<EOF
1417int main(){
1418 return 0;
1419}
1420EOF
1421if test "$?" != 0; then
1422 echo "$cc is unable to create an executable file."
d6ceace3 1423 if test -z "$cross_prefix" && disabled cross_compile ; then
1a268acc 1424 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1425 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1426 fi
1427 die "C compiler test failed."
1428fi
1429
44965991 1430if test $arch = "x86_32" -o $arch = "x86_64"; then
44965991
PI
1431 # check whether EBP is available on x86
1432 # As 'i' is stored on the stack, this program will crash
1433 # if the base pointer is used to access it because the
1434 # base pointer is cleared in the inline assembly code.
7dfef245 1435 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1436 volatile int i=0;
1437 asm volatile (
1438 "xorl %%ebp, %%ebp"
1439 ::: "%ebp");
1440 return i;
44965991
PI
1441EOF
1442
1443 # check wether EBX is available on x86
1444 check_cc <<EOF && enable ebx_available
1445int main(){
1446 asm volatile ("":::"%ebx");
1447}
1448EOF
1449fi
1450
87ea51e0
LB
1451# check for assembler specific support
1452
cc6a90dd 1453if test $arch = "powerpc"; then
87ea51e0
LB
1454check_cc <<EOF && dcbzl=yes
1455int main(void) {
1456 register long zero = 0;
1457 char data[1024];
1458 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1459return 0;
1460}
1461EOF
1462fi
1463
57bd82d4
MR
1464# check for SIMD availability
1465
115329f1 1466# AltiVec flags: The FSF version of GCC differs from the Apple version
cc6a90dd 1467if test $arch = "powerpc"; then
90be59ef 1468 if enabled altivec; then
b2924696 1469 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
30a3e5d4 1470 add_cflags "-faltivec"
b6e52719 1471 else
30a3e5d4 1472 add_cflags "-maltivec -mabi=altivec"
b6e52719
MD
1473 fi
1474 fi
1475fi
1476
0701ca7f 1477check_header altivec.h
a9a07762 1478
29799f8b 1479# check if our compiler supports Motorola AltiVec C API
90be59ef
RP
1480if enabled altivec; then
1481 if enabled altivec_h; then
f25fc9b1
MR
1482 inc_altivec_h="#include <altivec.h>"
1483 else
1484 inc_altivec_h=
1485 fi
1486 check_cc <<EOF || altivec=no
dcd479c0 1487$inc_altivec_h
a9a07762
MN
1488int main(void) {
1489 vector signed int v1, v2, v3;
1490 v1 = vec_add(v2,v3);
1491 return 0;
1492}
1493EOF
1494fi
ab6c65f6 1495
854fdb51 1496# check armv5te instructions support
cc6a90dd 1497if test $armv5te = "default" -a $arch = "armv4l"; then
854fdb51
MR
1498 armv5te=no
1499 check_cc <<EOF && armv5te=yes
1500 int main(void) {
1501 __asm__ __volatile__ ("qadd r0, r0, r0");
1502 }
1503EOF
1504fi
1505
edab3048
MR
1506if test $armv6 = "default" -a $arch = "armv4l"; then
1507 check_cc <<EOF && armv6=yes || armv6=no
1508int main(void) {
1509 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1510}
1511EOF
1512fi
1513
854fdb51 1514# check iwmmxt support
cc6a90dd 1515if test $iwmmxt = "default" -a $arch = "armv4l"; then
854fdb51
MR
1516 iwmmxt=no
1517 check_cc <<EOF && iwmmxt=yes
1518 int main(void) {
1519 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1520 }
1521EOF
1522fi
1523
29799f8b 1524# mmi only available on mips
d46aba26 1525if test $mmi = "default"; then
cc6a90dd 1526 if test $arch = "mips"; then
d46aba26
LS
1527 mmi="yes"
1528 else
1529 mmi="no"
1530 fi
1531fi
1532
29799f8b 1533# check if our compiler supports mmi
57bd82d4 1534enabled mmi && check_cc <<EOF || mmi="no"
d46aba26
LS
1535int main(void) {
1536 __asm__ ("lq \$2, 0(\$2)");
1537 return 0;
1538}
1539EOF
57bd82d4 1540
57bd82d4
MR
1541# ---
1542# big/little-endian test
37970ebf 1543if disabled cross_compile; then
57bd82d4 1544 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
a3999908
MN
1545#include <inttypes.h>
1546int main(int argc, char ** argv){
bb270c08
DB
1547 volatile uint32_t i=0x01234567;
1548 return (*((uint8_t*)(&i))) == 0x67;
a3999908
MN
1549}
1550EOF
487a54d7 1551else
f25fc9b1 1552 # programs cannot be launched if cross compiling, so make a static guess
cc6a90dd 1553 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
f25fc9b1
MR
1554 bigendian="yes"
1555 fi
487a54d7
FB
1556fi
1557
a3999908 1558# ---
3d204385
NK
1559# check availability of some header files
1560
0701ca7f
MR
1561check_header malloc.h
1562check_func memalign
3d204385 1563
797ee6a6 1564if disabled_all memalign memalign_hack && enabled need_memalign ; then
57bd82d4 1565 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
8bf5d58f
MN
1566fi
1567
0701ca7f 1568check_header byteswap.h
47d23bbf 1569
c9fdab0d
FR
1570check_header arpa/inet.h
1571
0701ca7f
MR
1572check_func inet_aton
1573check_func localtime_r
57bd82d4 1574enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
57bd82d4 1575
b0c858d8
FR
1576# ffserver uses poll(),
1577# if it's not found we can emulate it using select().
1578if enabled ffserver; then
1579 check_header sys/poll.h
1580fi
1581
57bd82d4
MR
1582# check for some common methods of building with pthread support
1583# do this before the optional library checks as some of them require pthreads
1584if enabled pthreads; then
9e7fd101
MR
1585 if check_func pthread_create; then
1586 :
1587 elif check_func pthread_create -pthread; then
1588 add_cflags -pthread
1589 add_ldflags -pthread
1590 elif check_func pthread_create -pthreads; then
1591 add_cflags -pthreads
1592 add_ldflags -pthreads
1593 elif ! check_lib pthread.h pthread_create -lpthread; then
1594 die "ERROR: can't find pthreads library"
1595 fi
57bd82d4
MR
1596fi
1597
8eee7025 1598for thread in $THREADS_LIST; do
e5f94c2b 1599 if enabled $thread; then
e3c00e34 1600 if ! disabled thread_type ; then
e5f94c2b
RP
1601 die "ERROR: Only one thread type must be selected."
1602 else
1603 thread_type="$thread"
1604 fi
1605 fi
1606done
1607
f5a756ef 1608enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1609
57bd82d4 1610# these are off by default, so fail if requested and not available
7bc5f2a8 1611enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
f5a756ef
DB
1612enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1613enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
910c62e1
DB
1614enabled libdts && require libdts dts.h dts_init -ldts -lm
1615enabled libgsm && require libgsm gsm.h gsm_create -lgsm
6ebe07fb 1616enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
910c62e1
DB
1617enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1618enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1619enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1620enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1621enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1622enabled x264 && require x264 x264.h x264_encoder_open -lx264
1623enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1624enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
f8d7b072
MR
1625enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1626enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1627enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
8ac17293 1628
95e2ce4a 1629# test for lrintf in math.h
fc2b267f 1630check_exec <<EOF && lrintf=yes || lrintf=no
95e2ce4a
MN
1631#define _ISOC9X_SOURCE 1
1632#include <math.h>
1633int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1634EOF
1635
c13e1abd
FH
1636_restrict=
1637for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1638 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1639void foo(char * $restrict_keyword p);
1640EOF
c13e1abd
FH
1641done
1642
a8721c09
FB
1643# dlopen/dlfcn.h probing
1644
0701ca7f 1645check_header dlfcn.h
a8721c09 1646
dcd479c0 1647if check_func dlopen; then
dcd479c0 1648 ldl=
0701ca7f
MR
1649elif check_func dlopen -ldl; then
1650 ldl=-ldl
a8721c09
FB
1651fi
1652
703afd07 1653test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1654
81a409c8 1655enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
bfd2edeb 1656
ced75d92 1657if test "$targetos" = cygwin && enabled static ; then
fbb9d104
VP
1658 vhook="no"
1659 echo
1660 echo "At the moment vhooks don't work on Cygwin static builds."
1661 echo "Patches welcome."
1662 echo
1663fi
1664
8d923001
MR
1665if enabled vhook; then
1666 check_ldflags -rdynamic
1667 check_ldflags -export-dynamic
1668fi
bfd2edeb 1669
703afd07 1670enabled audio_beos && add_extralibs "-lmedia -lbe"
9464f2b8 1671
eea50282
MR
1672check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1673check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1674
a86b921c 1675##########################################
29799f8b 1676# SDL check
a86b921c 1677
a86b921c
FB
1678sdl_too_old=no
1679sdl=no
6a1a892f 1680SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1681if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1682 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1683 temp_cflags $sdl_cflags
dcd479c0 1684 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1685 if check_lib SDL.h SDL_Init; then
dcd479c0 1686 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1687 if test "$_sdlversion" -lt 121 ; then
dcd479c0
MR
1688 sdl_too_old=yes
1689 else
1690 sdl=yes
225e21ef 1691 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1692#include <SDL.h>
1693int main(void){
1694 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1695 int w = vi->current_w;
1696 return 0;
1697}
1698EOF
dcd479c0
MR
1699 fi
1700 fi
29f3b38a 1701 restore_flags
c3f6b472 1702fi
57bd82d4 1703
d5697779 1704texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1705
7a91333f 1706##########################################
29799f8b 1707# IPv6 check
7a91333f 1708
0c7bb0e5 1709enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
7a91333f
HZ
1710#include <sys/types.h>
1711#include <sys/socket.h>
1712#include <netinet/in.h>
1713#include <netdb.h>
1714int main( void ) {
1715 struct sockaddr_storage saddr;
1716 struct ipv6_mreq mreq6;
1717 getaddrinfo(0,0,0,0);
1718 getnameinfo(0,0,0,0,0,0,0);
12fe88b4 1719 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1720}
1721EOF
1722
afde41b4
MR
1723enabled v4l && check_header linux/videodev.h || disable v4l
1724enabled v4l2 && check_header linux/videodev2.h || disable v4l2
47f38850 1725
f8aa696f
DB
1726# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1727if enabled bktr; then
3eac5c63
MR
1728 { check_header dev/bktr/ioctl_meteor.h &&
1729 check_header dev/bktr/ioctl_bt848.h; } ||
1730 { check_header machine/ioctl_meteor.h &&
1731 check_header machine/ioctl_bt848.h; } ||
1732 { check_header dev/video/meteor/ioctl_meteor.h &&
1733 check_header dev/video/bktr/ioctl_bt848.h; } ||
1734 check_header dev/ic/bt8xx.h ||
1735 disable bktr
f8aa696f
DB
1736fi
1737
deb29777
MR
1738enabled audio_oss &&
1739 check_header sys/soundcard.h ||
1740 check_header soundcard.h ||
1741 disable audio_oss
1742
f58f4ce1 1743# Deal with the x11 frame grabber
56a059ac 1744enabled x11grab &&
f58f4ce1
GP
1745enabled gpl &&
1746enabled x11_grab_device_demuxer &&
1747check_header X11/Xlib.h &&
1748check_header X11/extensions/XShm.h &&
1749check_func XOpenDisplay -lX11 &&
1750check_func XShmCreateImage -lX11 -lXext &&
1751add_extralibs -lX11 -lXext ||
1752disable x11_grab_device_demuxer
1753
57bd82d4
MR
1754enabled debug && add_cflags -g
1755
1756# add some useful compiler flags if supported
1757check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1758check_cflags -Wall
1759check_cflags -Wno-switch
c07bd6a9
MN
1760check_cflags -Wdisabled-optimization
1761check_cflags -Wpointer-arith
1762check_cflags -Wredundant-decls
cc1fb623 1763check_cflags -Wno-pointer-sign
5af4e0cc 1764enabled extra_warnings && check_cflags -Winline
cf9d24ad 1765
57bd82d4 1766# add some linker flags
e240ee67 1767check_ldflags $LDLATEFLAGS
94a3401e 1768
57bd82d4
MR
1769# not all compilers support -Os
1770test "$optimize" = "small" && check_cflags -Os
cddf3f45 1771
57bd82d4 1772if enabled optimize; then
b2924696 1773 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1774 add_cflags "-O5"
1775 add_ldflags "-O5"
cf9d24ad 1776 else
30a3e5d4 1777 add_cflags "-O3"
cf9d24ad 1778 fi
cddf3f45
GM
1779fi
1780
80581e98 1781# PIC flags for shared library objects where they are needed
5af4e0cc 1782if enabled shared; then
f25fc9b1
MR
1783 # LIBOBJFLAGS may have already been set in the OS configuration
1784 if test -z "$LIBOBJFLAGS" ; then
cc6a90dd 1785 case "$arch" in
f824ba7b 1786 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
813457e5 1787 esac
80581e98 1788 fi
80581e98
MN
1789fi
1790
90be59ef 1791if enabled gprof; then
30a3e5d4
NP
1792 add_cflags "-p"
1793 add_ldflags "-p"
1db54e20
DB
1794fi
1795
074a9d2b 1796VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
18451f7d 1797
4454dc1b
JD
1798# find if .align arg is power-of-two or not
1799if test $asmalign_pot = "unknown"; then
1800 asmalign_pot="no"
1801 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1802fi
1803
660db1d6
DB
1804enabled_any $ENCODER_LIST && enable encoders
1805enabled_any $DECODER_LIST && enable decoders
1806enabled_any $MUXER_LIST && enable muxers
1807enabled_any $DEMUXER_LIST && enable demuxers
c08fb000 1808enabled_any $PROTOCOL_LIST && enable protocols
f70f03f6 1809
660db1d6 1810enabled_any $THREADS_LIST && enable threads
f70f03f6
MR
1811
1812check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
c08fb000 1813 $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
f70f03f6 1814
fb2ce7d9
MR
1815enabled libogg && append pkg_requires "ogg >= 1.1"
1816enabled libtheora && append pkg_requires "theora"
1817enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1818enabled dc1394 && append pkg_requires "libraw1394"
1819
f36958f8
DB
1820echo "install prefix $PREFIX"
1821echo "source path $source_path"
1822echo "C compiler $cc"
1823echo "make $make"
bfd5afd8 1824echo ".align is power-of-two $asmalign_pot"
f36958f8 1825echo "ARCH $arch ($cpu)"
eb94aca9 1826if test "$BUILDSUF" != ""; then
f36958f8 1827 echo "build suffix $BUILDSUF"
eb94aca9 1828fi
f36958f8 1829echo "big-endian $bigendian"
419b8784 1830if test $arch = "x86_32" -o $arch = "x86_64"; then
f36958f8
DB
1831 echo "MMX enabled $mmx"
1832 echo "CMOV enabled $cmov"
7073e9fc 1833 echo "CMOV is fast $fast_cmov"
e41e8342 1834fi
cc6a90dd 1835if test $arch = "armv4l"; then
f36958f8 1836 echo "ARMv5TE enabled $armv5te"
edab3048 1837 echo "ARMv6 enabled $armv6"
f36958f8 1838 echo "IWMMXT enabled $iwmmxt"
eba9ae3c 1839fi
cc6a90dd 1840if test $arch = "mips"; then
f36958f8 1841 echo "MMI enabled $mmi"
e41e8342 1842fi
cc6a90dd 1843if test $arch = "powerpc"; then
f36958f8
DB
1844 echo "AltiVec enabled $altivec"
1845 echo "dcbzl available $dcbzl"
e41e8342 1846fi
f36958f8 1847echo "gprof enabled $gprof"
f36958f8
DB
1848echo "debug symbols $debug"
1849echo "strip symbols $dostrip"
1850echo "optimize $optimize"
5af4e0cc
MR
1851echo "static $static"
1852echo "shared $shared"
bfd5afd8
DB
1853echo "postprocessing support $pp"
1854echo "software scaler enabled $swscaler"
f36958f8 1855echo "video hooking $vhook"
90be59ef 1856if enabled vhook; then
f36958f8
DB
1857 echo "Imlib2 support $imlib2"
1858 echo "FreeType support $freetype2"
68892110 1859fi
bfd5afd8 1860echo "network support $network"
90be59ef 1861if enabled network; then
bfd5afd8
DB
1862 echo "IPv6 support $ipv6"
1863fi
e5f94c2b 1864echo "threading support $thread_type"
bfd5afd8 1865echo "SDL support $sdl"
90be59ef 1866if enabled sdl_too_old; then
bfd5afd8
DB
1867 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1868fi
1869echo "Sun medialib support $mlib"
1870echo "AVISynth enabled $avisynth"
7bc5f2a8 1871echo "liba52 support $liba52"
f8904fd9 1872echo "liba52 dlopened $liba52bin"
f5a756ef
DB
1873echo "libamr-nb support $libamr_nb"
1874echo "libamr-wb support $libamr_wb"
3ffab361 1875echo "libdts support $libdts"
2eed5a46
DB
1876echo "libfaac enabled $libfaac"
1877echo "libfaad enabled $libfaad"
1878echo "faadbin enabled $libfaadbin"
bfd5afd8 1879echo "libgsm enabled $libgsm"
6ebe07fb 1880echo "libmp3lame enabled $libmp3lame"
bfd5afd8
DB
1881echo "libnut enabled $libnut"
1882echo "libogg enabled $libogg"
150d2772 1883echo "libtheora enabled $libtheora"
bfd5afd8 1884echo "libvorbis enabled $libvorbis"
bfd5afd8 1885echo "x264 enabled $x264"
dc922953 1886echo "XviD enabled $xvid"
bfd5afd8 1887echo "zlib enabled $zlib"
37970ebf 1888if disabled gpl; then
f25fc9b1 1889 echo "License: LGPL"
b2e3c528 1890else
f25fc9b1 1891 echo "License: GPL"
b2e3c528 1892fi
de6d9b64 1893
29799f8b 1894echo "Creating config.mak and config.h..."
de6d9b64 1895
29799f8b
DB
1896echo "# Automatically generated by configure - do not modify!" > config.mak
1897echo "/* Automatically generated by configure - do not modify! */" > $TMPH
0fd12426 1898echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1899
2266e085
DB
1900echo "PREFIX=$PREFIX" >> config.mak
1901echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
9a695e98 1902echo "libdir=\$(DESTDIR)$libdir" >> config.mak
84c22efd 1903echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1d67a1d4 1904echo "incdir=\$(DESTDIR)$incdir" >> config.mak
9a695e98
DB
1905echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1906echo "mandir=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1907echo "MAKE=$make" >> config.mak
980fc7b8
FB
1908echo "CC=$cc" >> config.mak
1909echo "AR=$ar" >> config.mak
be7109c1 1910echo "RANLIB=$ranlib" >> config.mak
90be59ef 1911if enabled dostrip; then
f25fc9b1 1912 echo "STRIP=$strip" >> config.mak
65d1bea2 1913else
f25fc9b1 1914 echo "STRIP=echo ignoring strip" >> config.mak
65d1bea2 1915fi
75388c74 1916
a9b3f630 1917echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1918echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1919echo "LDFLAGS=$LDFLAGS" >> config.mak
f39e56a8 1920echo "LDCONFIG=$LDCONFIG" >> config.mak
c536cb09 1921echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1922echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1923echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1924echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1925echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1926echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1927echo "BUILDSUF=$BUILDSUF" >> config.mak
f3ec2d46 1928echo "LIBPREF=$LIBPREF" >> config.mak
eb94aca9 1929echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
5af4e0cc 1930if enabled static; then
320d060a 1931 echo "LIB=$LIB" >> config.mak
1a44a8b6
AS
1932else # Some Make complain if this variable does not exist.
1933 echo "LIB=" >> config.mak
320d060a 1934fi
f3ec2d46 1935echo "SLIBPREF=$SLIBPREF" >> config.mak
eb94aca9
CY
1936echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1937echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
4dc62701
MR
1938
1939ucarch=`toupper $arch`
1940echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1941echo "#define ARCH_${ucarch} 1" >> $TMPH
1942
1943# special cases
1944case "$arch" in
1945 x86_32|x86_64)
1946 echo "TARGET_ARCH_X86=yes" >> config.mak
1947 echo "#define ARCH_X86 1" >> $TMPH
1948 ;;
1949 powerpc)
1950 if test "$POWERPCMODE" = "64bits"; then
1951 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
4dc62701
MR
1952 fi
1953 ;;
1954 sparc64)
1955 echo "TARGET_ARCH_SPARC=yes" >> config.mak
1956 echo "#define ARCH_SPARC 1" >> $TMPH
1957 ;;
1958esac
1959
90be59ef 1960if enabled bigendian; then
0f3cb305
FB
1961 echo "WORDS_BIGENDIAN=yes" >> config.mak
1962 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1963fi
90be59ef 1964if enabled mmx; then
e82c5a8c 1965 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1966fi
44161118 1967
90be59ef 1968if enabled sdl; then
6a1a892f
FD
1969 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1970 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1971fi
90be59ef 1972if enabled texi2html; then
146ea952
NB
1973 echo "BUILD_DOC=yes" >> config.mak
1974fi
5a872801 1975
790c9ca7 1976sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1977pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1978lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1979lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1980lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1981
1982
1983
5af4e0cc 1984if enabled shared; then
0319c531 1985 echo "BUILD_SHARED=yes" >> config.mak
97006039 1986 echo "PIC=-fPIC -DPIC" >> config.mak
7e303556
DB
1987 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1988 echo "SPPVERSION=$pp_version" >> config.mak
39503a27 1989 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
5a872801 1990 echo "LAVCVERSION=$lavc_version" >> config.mak
39503a27 1991 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
5a872801 1992 echo "LAVFVERSION=$lavf_version" >> config.mak
39503a27 1993 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
5a872801 1994 echo "LAVUVERSION=$lavu_version" >> config.mak
790c9ca7
LA
1995 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1996 echo "SWSVERSION=$sws_version" >> config.mak
4bdd05e7 1997 echo "SLIBNAME=${SLIBNAME}" >> config.mak
f3b60109
DB
1998 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1999 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
5cb854e1 2000 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
8fbec4f4 2001 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
0319c531 2002fi
d7e27559 2003echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2004echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2005
44161118
MR
2006print_config HAVE_ $TMPH config.mak $HAVE_LIST
2007print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
1ac9331a 2008print_config TARGET_ $TMPH config.mak $TARGET_LIST
8ac17293 2009
ced75d92 2010if test "$targetos" = darwin; then
90cee0c3 2011 echo "#define CONFIG_DARWIN 1" >> $TMPH
90cee0c3
MN
2012fi
2013
c13e1abd
FH
2014echo "#define restrict $_restrict" >> $TMPH
2015
bb801c97
MN
2016if test "$optimize" = "small"; then
2017 echo "#define always_inline" >> $TMPH
e5f28e8f 2018 echo "#define CONFIG_SMALL 1" >> $TMPH
bb801c97
MN
2019fi
2020
997baf01
MR
2021echo "SRC_PATH=\"$source_path\"" >> config.mak
2022echo "SRC_PATH_BARE=$source_path" >> config.mak
2023echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2024
8156056e 2025# Apparently it's not possible to portably echo a backslash.
90be59ef 2026if enabled asmalign_pot; then
8156056e 2027 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2028else
8156056e 2029 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b
JD
2030fi
2031
bc634f6f 2032
c08fb000 2033for part in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST; do
1a2a5b3e 2034 ucname="`toupper $part`"
a8d04fba
MR
2035 config_name="CONFIG_$ucname"
2036 enabled_name="ENABLE_$ucname"
1a2a5b3e 2037 if enabled $part; then
a8d04fba
MR
2038 echo "#define $config_name 1" >> $TMPH
2039 echo "#define $enabled_name 1" >> $TMPH
2040 echo "$config_name=yes" >> config.mak
2041 else
2042 echo "#define $enabled_name 0" >> $TMPH
2043 fi
009cf97d
MN
2044done
2045
9cb2cf10 2046# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
c683a5d1 2047if ! cmp -s $TMPH config.h; then
9cb2cf10
DB
2048 mv -f $TMPH config.h
2049else
2050 echo "config.h is unchanged"
2051fi
3d204385 2052
f3ec2d46 2053rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 2054
165af439 2055# build tree in object directory if source path is different from current one
90be59ef 2056if enabled source_path_used; then
165af439
MR
2057 DIRS="\
2058 doc \
2059 libavformat \
2060 libavcodec \
2061 libavcodec/alpha \
2062 libavcodec/armv4l \
2063 libavcodec/bfin \
2064 libavcodec/i386 \
2065 libavcodec/sparc \
2066 libavcodec/mlib \
2067 libavcodec/ppc \
165af439
MR
2068 libpostproc \
2069 libavutil \
2070 libswscale \
2071 tests \
2072 vhook \
2073 "
2074 FILES="\
2075 Makefile \
2076 common.mak \
2077 libavformat/Makefile \
2078 libavcodec/Makefile \
2079 libpostproc/Makefile \
2080 libavutil/Makefile \
2081 libswscale/Makefile \
2082 tests/Makefile \
2083 vhook/Makefile \
2084 doc/Makefile \
2085 doc/texi2pod.pl \
2086 "
2087 for dir in $DIRS ; do
2088 mkdir -p $dir
2089 done
2090 for f in $FILES ; do
2091 ln -sf "$source_path/$f" $f
2092 done
2093fi
def4272a 2094
def4272a 2095
d0674868 2096# build pkg-config files
77aee36c 2097# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 2098
d0674868
DB
2099pkgconfig_generate(){
2100name=$1
2101comment=$2
2102version=$3
2103libs=$4
2104requires=$5
2105include=$6
2106cat <<EOF >$name.pc
2266e085 2107prefix=$PREFIX
a94e666c 2108exec_prefix=\${prefix}
def4272a 2109libdir=\${exec_prefix}/lib
a94e666c 2110includedir=\${prefix}/include
def4272a 2111
d0674868
DB
2112Name: $name
2113Description: $comment
2114Version: $version
2115Requires: $requires
def4272a 2116Conflicts:
d0674868
DB
2117Libs: -L\${libdir} $libs
2118Cflags: -I\${includedir} -I\${includedir}/$include
def4272a 2119EOF
d0674868 2120}
def4272a 2121
d0674868
DB
2122pkgconfig_generate_uninstalled(){
2123name=$1
9c476fd6 2124shortname=${name#lib}
d0674868
DB
2125comment=$2
2126version=$3
2127libs=$4
2128requires=$5
2129cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2130prefix=
2131exec_prefix=
d0674868
DB
2132libdir=\${pcfiledir}/$name
2133includedir=\${pcfiledir}/$name
def4272a 2134
d0674868
DB
2135Name: $name
2136Description: $comment
2137Version: $version
2138Requires: $requires
def4272a 2139Conflicts:
d0674868 2140Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2141Cflags: -I\${includedir}
2142EOF
d0674868 2143}
def4272a 2144
9d824ad1 2145pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2146pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2147
d0674868
DB
2148pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2149pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2150
d0674868
DB
2151pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2152pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2153
90be59ef 2154if enabled pp; then
2e3bcd38
DB
2155 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2156 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2157fi
790c9ca7 2158
c839db53 2159if enabled swscaler; then
3d3361e5 2160 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
20c516c6 2161 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2162else
3d3361e5 2163 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
d0674868 2164 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
c505dd31
MR
2165 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2166 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2167fi