Warn user if bitrate parameter is too low
[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 63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
4ca5ece5 64 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
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 73 echo " --enable-beosthreads use BeOS threads [default=no]"
74c53c2d 74 echo " --enable-pthreads use pthreads [default=no]"
eb113804 75 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 76 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
MR
77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
e2745046
MR
80 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
81 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 82 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
83 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
84 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
RP
85 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
86 echo " and libraw1394 [default=no]"
e2745046
MR
87 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
88 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 89 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 90 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 91 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
92 echo " --enable-libnut enable NUT (de)muxing via libnut,"
93 echo " native demuxer exists [default=no]"
ba5fd8c5 94 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
71757822 95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
e2745046 96 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
31235134 97 echo " native implementations exist [default=no]"
1cc60c47
DB
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 100 echo " native MPEG-4/Xvid encoder exists [default=no]"
74c53c2d
MR
101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
fac252f9 105 echo " --cross-compile assume a cross-compiler is used"
abcd6d60 106 echo " --target-os=OS compiler targets OS [$targetos]"
74c53c2d
MR
107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 113 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
2b4c3615 116 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d
MR
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
1839e854 119 echo " --disable-armv5te disable armv5te usage"
edab3048 120 echo " --disable-armv6 disable armv6 usage"
74c53c2d
MR
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
74c53c2d 123 echo " --disable-network disable network support [default=no]"
0c7bb0e5 124 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 125 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 126 echo " --disable-vhook disable video hooking support"
74c53c2d 127 echo " --disable-debug disable debugging symbols"
74c53c2d
MR
128 echo " --disable-mpegaudio-hp faster (but less accurate)"
129 echo " MPEG audio decoding [default=no]"
cde9e780 130 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 131 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
MR
132 echo " --disable-ffserver disable ffserver build"
133 echo " --disable-ffplay disable ffplay build"
134 echo " --enable-small optimize for size instead of speed"
135 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
136 echo " --disable-encoder=NAME disables encoder NAME"
137 echo " --enable-encoder=NAME enables encoder NAME"
138 echo " --disable-decoder=NAME disables decoder NAME"
139 echo " --enable-decoder=NAME enables decoder NAME"
140 echo " --disable-encoders disables all encoders"
141 echo " --disable-decoders disables all decoders"
ff70e601
MR
142 echo " --disable-muxer=NAME disables muxer NAME"
143 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 144 echo " --disable-muxers disables all muxers"
ff70e601
MR
145 echo " --disable-demuxer=NAME disables demuxer NAME"
146 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 147 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
148 echo " --enable-parser=NAME enables parser NAME"
149 echo " --disable-parser=NAME disables parser NAME"
150 echo " --disable-parsers disables all parsers"
cd61e407
JM
151 echo " --enable-bsf=NAME enables bitstream filter NAME"
152 echo " --disable-bsf=NAME disables bitstream filter NAME"
153 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
154 echo " --enable-protocol=NAME enables protocol NAME"
155 echo " --disable-protocol=NAME disables protocol NAME"
156 echo " --disable-protocols disables all protocols"
794f8e97
PI
157 echo " --list-decoders show all available decoders"
158 echo " --list-encoders show all available encoders"
159 echo " --list-muxers show all available muxers"
160 echo " --list-demuxers show all available demuxers"
161 echo " --list-parsers show all available parsers"
162 echo " --list-protocols show all available protocols"
163 echo " --list-bsfs show all available bitstream filters"
0a622b98
MR
164 echo
165 echo "Developer options (useful when working on FFmpeg itself):"
166 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 167 echo " --disable-optimizations disable compiler optimizations"
0a622b98
MR
168 echo " --enable-extra-warnings enable more compiler warnings"
169 echo " --disable-strip disable stripping of executables and shared libraries"
74c53c2d
MR
170 echo ""
171 echo "NOTE: Object files are built at the place where configure is launched."
172 exit 1
173}
cf9d24ad 174
57bd82d4
MR
175log(){
176 echo "$@" >>$logfile
177}
178
720c69da 179log_file(){
c8e9f801 180 log BEGIN $1
6b324648 181 pr -n -t $1 >>$logfile
c8e9f801
MR
182 log END $1
183}
184
2ba042a7 185echolog(){
c8e9f801 186 log "$@"
57bd82d4 187 echo "$@"
2ba042a7
MR
188}
189
190die(){
191 echolog "$@"
192 cat <<EOF
193If you think configure made a mistake, make sure you are using the latest
194version from SVN. If the latest version fails, report the problem to the
195ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
196EOF
720c69da 197 if enabled logging; then
2ba042a7
MR
198 cat <<EOF
199Include the log file "$logfile" produced by configure as this will help
200solving the problem.
201EOF
202 else
203cat <<EOF
204Rerun configure with logging enabled (do not use --log=no), and include the
205log this produces with your report.
206EOF
207 fi
57bd82d4
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208 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
209 exit 1
210}
211
904e48f1 212# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
44161118
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213toupper(){
214 echo "$@" | tr '[a-z]' '[A-Z]'
215}
216
4a5444db
MR
217tolower(){
218 echo "$@" | tr '[A-Z]' '[a-z]'
219}
220
a8d04fba
MR
221set_all(){
222 value=$1
223 shift
224 for var in $*; do
225 eval $var=$value
226 done
227}
228
799c9e9b
MR
229pushvar(){
230 for var in $*; do
231 eval level=\${${var}_level:=0}
232 eval ${var}_${level}="\$$var"
233 eval ${var}_level=$(($level+1))
234 done
235}
236
237popvar(){
238 for var in $*; do
239 eval level=\${${var}_level:-0}
240 test $level = 0 && continue
241 eval level=$(($level-1))
242 eval $var="\${${var}_${level}}"
243 eval ${var}_level=$level
244 eval unset ${var}_${level}
245 done
246}
247
a8d04fba
MR
248enable(){
249 set_all yes $*
250}
251
252disable(){
253 set_all no $*
254}
255
57bd82d4 256enabled(){
44161118
MR
257 eval test "x\$$1" = "xyes"
258}
259
37970ebf
RP
260disabled(){
261 eval test "x\$$1" = "xno"
262}
263
44161118
MR
264enabled_all(){
265 for opt; do
266 enabled $opt || return 1
267 done
268}
269
85bca2c5
DB
270disabled_all(){
271 for opt; do
272 disabled $opt || return 1
273 done
274}
275
44161118
MR
276enabled_any(){
277 for opt; do
278 enabled $opt && return 0
279 done
280}
281
85bca2c5
DB
282disabled_any(){
283 for opt; do
284 disabled $opt && return 0
285 done
286}
287
4a0d6686
AJ
288is_in(){
289 value=$1
290 shift
291 for var in $*; do
292 [ $var = $value ] && return 0
293 done
294 return 1
295}
296
30fd06be
MR
297check_deps(){
298 for cfg; do
799c9e9b
MR
299 enabled ${cfg}_checking && die "Circular dependency for $cfg."
300 disabled ${cfg}_checking && continue
301 enable ${cfg}_checking
302
30fd06be
MR
303 eval dep_all="\$${cfg}_deps"
304 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
305
306 pushvar cfg dep_all dep_any
307 check_deps $dep_all $dep_any
308 popvar cfg dep_all dep_any
309
30fd06be
MR
310 enabled_all $dep_all || disable $cfg
311 enabled_any $dep_any || disable $cfg
799c9e9b 312
4ec45764
RP
313 if enabled $cfg; then
314 eval dep_extralibs="\$${cfg}_extralibs"
315 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
316 fi
317
799c9e9b 318 disable ${cfg}_checking
30fd06be
MR
319 done
320}
321
44161118
MR
322print_config(){
323 pfx=$1
324 header=$2
325 makefile=$3
326 shift 3
327 for cfg; do
3d907e22 328 ucname="`toupper $cfg`"
44161118 329 if enabled $cfg; then
3d907e22
MR
330 echo "#define ${pfx}${ucname} 1" >> $header
331 echo "#define ENABLE_${ucname} 1" >> $header
332 echo "${pfx}${ucname}=yes" >> $makefile
333 else
334 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
335 fi
336 done
57bd82d4
MR
337}
338
339flags_saved(){
340 (: ${SAVE_CFLAGS?}) 2>/dev/null
341}
342
dcd479c0 343save_flags(){
57bd82d4 344 flags_saved && return
dcd479c0
MR
345 SAVE_CFLAGS="$CFLAGS"
346 SAVE_LDFLAGS="$LDFLAGS"
347 SAVE_extralibs="$extralibs"
348}
349
350restore_flags(){
f5d28d10 351 flags_saved || return
dcd479c0
MR
352 CFLAGS="$SAVE_CFLAGS"
353 LDFLAGS="$SAVE_LDFLAGS"
354 extralibs="$SAVE_extralibs"
355 unset SAVE_CFLAGS
356 unset SAVE_LDFLAGS
357 unset SAVE_extralibs
358}
359
360temp_cflags(){
361 save_flags
362 CFLAGS="$CFLAGS $*"
363}
364
365temp_ldflags(){
366 save_flags
367 LDFLAGS="$LDFLAGS $*"
368}
369
370temp_extralibs(){
371 save_flags
372 extralibs="$extralibs $*"
373}
374
57bd82d4
MR
375append(){
376 var=$1
377 shift
378 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
379 eval "$var=\"\$$var $*\""
380}
381
382add_cflags(){
383 append CFLAGS "$@"
384}
385
386add_ldflags(){
387 append LDFLAGS "$@"
388}
389
390add_extralibs(){
391 append extralibs "$@"
392}
393
b0cfb663 394check_cmd(){
b3cb5d51 395 log "$@"
9b4f605c 396 "$@" >>$logfile 2>&1
b0cfb663
MR
397}
398
dcd479c0 399check_cc(){
57bd82d4
MR
400 log check_cc "$@"
401 cat >$TMPC
720c69da 402 log_file $TMPC
b0cfb663 403 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
404}
405
406check_cpp(){
407 log check_cpp "$@"
dcd479c0 408 cat >$TMPC
720c69da 409 log_file $TMPC
b0cfb663 410 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
411}
412
940f335a
MR
413check_asm(){
414 log check_asm "$@"
415 name="$1"
416 asm="$2"
417 shift 2
418 check_cc "$@" <<EOF && enable $name || disable $name
419int foo(void){
420 asm volatile($asm);
421}
422EOF
423}
424
dcd479c0 425check_ld(){
57bd82d4 426 log check_ld "$@"
0607887f 427 check_cc || return
3155a644
MR
428 flags=''
429 libs=''
430 for f; do
431 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
432 done
433 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
434}
435
436check_cflags(){
57bd82d4
MR
437 log check_cflags "$@"
438 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
439int x;
440EOF
441}
442
443check_ldflags(){
57bd82d4
MR
444 log check_ldflags "$@"
445 check_ld "$@" <<EOF && add_ldflags "$@"
446int main(){
447 return 0;
448}
dcd479c0
MR
449EOF
450}
451
452check_header(){
57bd82d4 453 log check_header "$@"
dcd479c0
MR
454 header=$1
455 shift
d8bc5f06
MR
456 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
457 disable $var
458 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
459#include <$header>
460int x;
461EOF
462}
463
464check_func(){
57bd82d4 465 log check_func "$@"
dcd479c0
MR
466 func=$1
467 shift
d8bc5f06
MR
468 disable $func
469 check_ld "$@" <<EOF && enable $func
dcd479c0
MR
470extern int $func();
471int main(){
472 $func();
473}
474EOF
475}
476
f8d7b072
MR
477check_func2(){
478 log check_func2 "$@"
479 headers=$1
480 func=$2
481 shift 2
482 disable $func
483 incs=""
484 for hdr in $headers; do
485 incs="$incs
486#include <$hdr>"
487 done
488 check_ld "$@" <<EOF && enable $func
489$incs
490int main(){
491 (void) $func;
492 return 0;
493}
494EOF
495}
496
57bd82d4
MR
497check_lib(){
498 log check_lib "$@"
499 header="$1"
500 func="$2"
501 shift 2
fcfcde17
MR
502 temp_extralibs "$@"
503 check_header $header && check_func $func && add_extralibs "$@"
504 err=$?
505 restore_flags
506 return $err
57bd82d4
MR
507}
508
f8d7b072
MR
509check_lib2(){
510 log check_lib2 "$@"
511 headers="$1"
512 func="$2"
513 shift 2
514 temp_extralibs "$@"
515 check_func2 "$headers" $func && add_extralibs "$@"
516 err=$?
517 restore_flags
518 return $err
519}
520
dcd479c0 521check_exec(){
90be59ef 522 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
57bd82d4
MR
523}
524
7dfef245
MR
525check_exec_crash(){
526 code=`cat`
527
528 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
529 # are safe but may not be available everywhere. Thus we use
530 # raise(SIGTERM) instead. The check is run in a subshell so we
531 # can redirect the "Terminated" message from the shell. SIGBUS
532 # is not defined by standard C so it is used conditionally.
533
534 (check_exec "$@") >>$logfile 2>&1 <<EOF
535#include <signal.h>
536static void sighandler(int sig){
537 raise(SIGTERM);
538}
539int main(){
540 signal(SIGILL, sighandler);
541 signal(SIGFPE, sighandler);
542 signal(SIGSEGV, sighandler);
543#ifdef SIGBUS
544 signal(SIGBUS, sighandler);
545#endif
546 { $code }
547}
548EOF
549}
550
57bd82d4
MR
551require(){
552 name="$1"
553 header="$2"
554 func="$3"
555 shift 3
556 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
557}
558
f8d7b072
MR
559require2(){
560 name="$1"
561 headers="$2"
562 func="$3"
563 shift 3
564 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
565}
566
eea50282
MR
567check_foo_config(){
568 cfg=$1
569 pkg=$2
570 header=$3
571 func=$4
572 shift 4
573 disable $cfg
574 check_cmd ${pkg}-config --version
575 err=$?
576 if test "$err" = 0; then
577 temp_cflags `${pkg}-config --cflags`
578 temp_extralibs `${pkg}-config --libs`
579 check_lib "$@" $header $func && enable $cfg
580 fi
581 return $err
582}
583
c505dd31
MR
584apply(){
585 file=$1
586 shift
587 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
588}
589
4a0d6686
AJ
590COMPONENT_LIST="
591 bsfs
592 decoders
593 demuxers
594 encoders
595 muxers
596 parsers
597 protocols
598"
599
600CONFIG_LIST="
601 $COMPONENT_LIST
c88f5d72
MR
602 avisynth
603 beos_netserver
c88f5d72
MR
604 ffmpeg
605 ffplay
606 ffserver
607 gpl
ecfc4f44 608 gprof
d8d0d0b2 609 gray
c88f5d72 610 ipv6
7bc5f2a8 611 liba52
f8904fd9 612 liba52bin
f5a756ef
DB
613 libamr
614 libamr_nb
615 libamr_wb
f7b8bffe 616 libdc1394
2eed5a46
DB
617 libfaac
618 libfaad
619 libfaadbin
c88f5d72 620 libgsm
6ebe07fb 621 libmp3lame
c88f5d72
MR
622 libnut
623 libogg
150d2772 624 libtheora
c88f5d72 625 libvorbis
1cc60c47
DB
626 libx264
627 libxvid
c88f5d72 628 memalign_hack
c88f5d72
MR
629 mpegaudio_hp
630 network
2b4c3615 631 powerpc_perf
c88f5d72 632 pp
bd2216e4 633 small
c88f5d72
MR
634 swscaler
635 vhook
56a059ac 636 x11grab
c88f5d72 637 zlib
4a0d6686 638"
c88f5d72 639
8eee7025
DB
640THREADS_LIST='
641 beosthreads
8eee7025
DB
642 pthreads
643 w32threads
644'
645
3f5b56e5
MR
646ARCH_LIST='
647 alpha
648 armv4l
649 bfin
650 ia64
651 m68k
652 mips
653 parisc
654 powerpc
655 s390
656 sh4
657 sparc
658 sparc64
659 x86
660 x86_32
661 x86_64
662'
663
664ARCH_EXT_LIST='
1ac9331a 665 altivec
1ac9331a 666 armv5te
edab3048 667 armv6
3f5b56e5
MR
668 iwmmxt
669 mmi
670 mmx
9eeed841 671 ssse3
bd9d34a0 672 vis
3f5b56e5
MR
673'
674
675HAVE_LIST="
676 $ARCH_EXT_LIST
677 $THREADS_LIST
678 altivec_h
c9fdab0d 679 arpa_inet_h
c88f5d72 680 byteswap_h
ecf97f22 681 closesocket
1ac9331a 682 cmov
e16e49ac 683 conio_h
c88f5d72 684 dcbzl
f8aa696f
DB
685 dev_bktr_ioctl_bt848_h
686 dev_bktr_ioctl_meteor_h
687 dev_ic_bt8xx_h
688 dev_video_meteor_ioctl_meteor_h
689 dev_video_bktr_ioctl_bt848_h
18b67ae5 690 dlfcn_h
c88f5d72 691 dlopen
245626d0
DB
692 ebp_available
693 ebx_available
c2a29455 694 fast_64bit
7073e9fc 695 fast_cmov
7b829d2a 696 fast_unaligned
9d99cc5a 697 fork
c88f5d72 698 freetype2
da9e86f8 699 gethrtime
4e68cb8a 700 GetProcessTimes
66be5b45 701 getrusage
c88f5d72 702 imlib2
2e1913b1 703 inet_aton
c88f5d72 704 lrintf
f8aa696f
DB
705 machine_ioctl_bt848_h
706 machine_ioctl_meteor_h
c88f5d72
MR
707 malloc_h
708 memalign
6ffa87d3 709 mkstemp
c88f5d72 710 mlib
9cafbd6c 711 ppc64
c88f5d72
MR
712 sdl
713 sdl_video_size
deb29777 714 soundcard_h
b0c858d8 715 sys_poll_h
deb29777 716 sys_soundcard_h
e16e49ac 717 termios_h
b265431e 718 threads
6ff3f3e7 719 winsock2_h
0cb78cef 720"
44161118 721
520cc7f1 722CMDLINE_SELECT="
3f5b56e5 723 $ARCH_EXT_LIST
520cc7f1 724 $CONFIG_LIST
8eee7025 725 $THREADS_LIST
520cc7f1
MR
726 debug
727 extra_warnings
d2bbb2f7 728 optimizations
520cc7f1
MR
729 shared
730 static
731"
732
912f3148
DB
733# code dependency declarations
734
9eeed841
MR
735# architecture extensions
736altivec_deps="powerpc"
737armv5te_deps="armv4l"
738armv6_deps="armv4l"
739iwmmxt_deps="armv4l"
e241ba14 740mmi_deps="mips"
9eeed841
MR
741mmx_deps="x86"
742ssse3_deps="x86"
bd9d34a0 743vis_deps="sparc"
9eeed841 744
912f3148 745# decoders / encoders
6ea67bbb 746ac3_decoder_deps="gpl"
33a0dd37 747dxa_decoder_deps="zlib"
30fd06be 748flashsv_decoder_deps="zlib"
773be23a 749flashsv_encoder_deps="zlib"
4a815a7f 750flv_decoder_deps="h263_decoder"
df495dbd 751h263_decoder_deps="h263_parser mpeg4video_parser"
4a815a7f 752h263i_decoder_deps="h263_decoder"
26b4fe82 753h264_decoder_deps="h264_parser"
30fd06be 754mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
755mpeg4_decoder_deps="h263_decoder"
756msmpeg4v1_decoder_deps="h263_decoder"
757msmpeg4v2_decoder_deps="h263_decoder"
758msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
759png_decoder_deps="zlib"
760png_encoder_deps="zlib"
e2525c6f 761svq3_decoder_deps="h264_parser"
4a815a7f
DB
762vc1_decoder_deps="h263_decoder"
763wmv1_decoder_deps="h263_decoder"
764wmv2_decoder_deps="h263_decoder"
765wmv3_decoder_deps="h263_decoder"
30fd06be
MR
766zmbv_decoder_deps="zlib"
767zmbv_encoder_deps="zlib"
768
912f3148 769# external libraries
7bc5f2a8 770liba52_decoder_deps="liba52"
4ec45764 771liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
772libamr_nb_decoder_deps="libamr_nb"
773libamr_nb_encoder_deps="libamr_nb"
774libamr_wb_decoder_deps="libamr_wb"
775libamr_wb_encoder_deps="libamr_wb"
c9171a83 776libfaac_encoder_deps="libfaac"
69ddbd1d 777libfaad_decoder_deps="libfaad"
4ec45764 778libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
779libgsm_decoder_deps="libgsm"
780libgsm_encoder_deps="libgsm"
8ffed8d8
MR
781libgsm_ms_decoder_deps="libgsm"
782libgsm_ms_encoder_deps="libgsm"
1cc60c47 783libmp3lame_encoder_deps="libmp3lame"
150d2772 784libtheora_encoder_deps="libtheora"
b0caf888
DB
785libvorbis_decoder_deps="libvorbis"
786libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
787libx264_encoder_deps="libx264"
788libxvid_encoder_deps="libxvid"
13566c31 789mpeg4aac_decoder_deps="libfaad"
30fd06be 790
912f3148 791# demuxers / muxers
03a76ba9 792ac3_demuxer_deps="ac3_parser"
50383e88 793audio_beos_demuxer_deps="audio_beos"
4ec45764 794audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 795audio_beos_muxer_deps="audio_beos"
4ec45764 796audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 797avisynth_demuxer_deps="avisynth"
73483024 798bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
30fd06be 799dv1394_demuxer_deps="dv1394"
f7b8bffe 800libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
801libnut_demuxer_deps="libnut"
802libnut_muxer_deps="libnut"
4bd8e17c 803mp3_demuxer_deps="mpegaudio_parser"
30fd06be 804ogg_muxer_deps="libogg"
c7682de0
RP
805oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
806oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 807redir_demuxer_deps="network"
47b515bf 808rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
809rtsp_demuxer_deps="rtp_protocol rtp_muxer"
810sdp_demuxer_deps="rtsp_demuxer"
06e31011
RP
811v4l2_demuxer_deps="linux_videodev2_h"
812v4l_demuxer_deps="linux_videodev_h"
06eab4ba 813x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 814x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 815
912f3148 816# protocols
c08fb000
AB
817http_protocol_deps="network"
818rtp_protocol_deps="udp_protocol"
819tcp_protocol_deps="network"
820udp_protocol_deps="network"
821
912f3148 822# programs
fa859b4d 823ffplay_deps="sdl"
6ad42348 824ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
825ffserver_extralibs='$ldl'
826vhook_extralibs='$ldl'
a2830dca 827
912f3148 828
0f3cb305 829# set temporary file name
57514323 830if test ! -z "$TMPDIR" ; then
0f3cb305 831 TMPDIR1="${TMPDIR}"
57514323 832elif test ! -z "$TEMPDIR" ; then
0f3cb305 833 TMPDIR1="${TEMPDIR}"
3d204385 834else
0f3cb305 835 TMPDIR1="/tmp"
3d204385
NK
836fi
837
0f3cb305
FB
838TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
839TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 840TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
841TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
842TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
843
de6d9b64 844# default parameters
8a608357 845
497237c7 846enable logging
2ba042a7 847logfile="config.err"
8a608357
MR
848
849# installation paths
2266e085 850PREFIX="/usr/local"
c75560ae 851libdir='$(PREFIX)/lib'
84c22efd 852shlibdir="$libdir"
c75560ae 853incdir='$(PREFIX)/include/ffmpeg'
4ca5ece5 854mandir='$(PREFIX)/share/man'
c75560ae 855bindir='$(PREFIX)/bin'
8a608357
MR
856
857# toolchain
de6d9b64
FB
858cc="gcc"
859ar="ar"
be7109c1 860ranlib="ranlib"
4a908fbc 861make="make"
0f3cb305 862strip="strip"
8a608357 863asmalign_pot="unknown"
20369773 864ln_s="ln -sf"
8a608357
MR
865
866# machine
cc6a90dd 867arch=`uname -m`
38d0a8aa 868cpu="generic"
8a608357 869
8a608357 870# OS
b9663405 871targetos=$(tolower $(uname -s))
8a608357 872
8a608357 873# libraries
497237c7 874enable zlib
8a608357
MR
875
876# configurable options
497237c7
RP
877enable debug
878enable dostrip
879enable ffmpeg
880enable ffplay
881enable ffserver
882enable ipv6
883enable static
884enable mpegaudio_hp
885enable network
8400d6b8 886enable optimizations
497237c7 887enable protocols
8a608357
MR
888vhook="default"
889
8a608357 890# build settings
baa3a937 891SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 892VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 893LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 894FFSERVERLDFLAGS=-Wl,-E
f39e56a8 895LDCONFIG="ldconfig"
f3ec2d46
SG
896LIBPREF="lib"
897LIBSUF=".a"
c5f14466
RP
898FULLNAME='$(NAME)$(BUILDSUF)'
899LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
900SLIBPREF="lib"
901SLIBSUF=".so"
c5f14466 902SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
903SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
904SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 905LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 906
c597172e
MR
907# find source path
908source_path="`dirname \"$0\"`"
497237c7 909enable source_path_used
c597172e
MR
910if test -z "$source_path" -o "$source_path" = "." ; then
911 source_path="`pwd`"
497237c7 912 disable source_path_used
c597172e
MR
913else
914 source_path="`cd \"$source_path\"; pwd`"
915 echo "$source_path" | grep -q '[[:blank:]]' &&
916 die "Out of tree builds are impossible with whitespace in source path."
917fi
918
c597172e
MR
919FFMPEG_CONFIGURATION="$@"
920
facbea95
AJ
921ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
922DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
923PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
924BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
925MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
926DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
927PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 928
cd61e407 929enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
d3ea5692 930enable $ARCH_EXT_LIST
c597172e
MR
931
932die_unknown(){
933 echo "Unknown option \"$1\"."
934 echo "See $0 --help for available options."
935 exit 1
936}
937
794f8e97
PI
938show_list() {
939 for part in $*; do
940 echo $part | sed 's/_[^_]*$//'
941 done | sort
942 exit 0
943}
944
c597172e
MR
945for opt do
946 optval="${opt#*=}"
947 case "$opt" in
948 --log)
949 ;;
950 --log=*) logging="$optval"
951 ;;
952 --prefix=*) PREFIX="$optval"
953 ;;
954 --libdir=*) libdir="$optval"
955 ;;
956 --shlibdir=*) shlibdir="$optval"
957 ;;
958 --incdir=*) incdir="$optval"
959 ;;
960 --mandir=*) mandir="$optval"
961 ;;
962 --source-path=*) source_path="$optval"
963 ;;
964 --cross-prefix=*) cross_prefix="$optval"
965 ;;
497237c7 966 --cross-compile) enable cross_compile
c597172e
MR
967 ;;
968 --target-os=*) targetos="$optval"
969 ;;
970 --cc=*) cc="$optval"
971 ;;
972 --make=*) make="$optval"
973 ;;
974 --extra-cflags=*) add_cflags "$optval"
975 ;;
976 --extra-ldflags=*) add_ldflags "$optval"
977 ;;
978 --extra-libs=*) add_extralibs "$optval"
979 ;;
980 --build-suffix=*) BUILDSUF="$optval"
981 ;;
982 --arch=*) arch="$optval"
983 ;;
984 --cpu=*) cpu="$optval"
985 ;;
497237c7 986 --enable-sunmlib) enable mlib
c597172e 987 ;;
497237c7 988 --disable-strip) disable dostrip
c597172e
MR
989 ;;
990 --disable-encoders) disable $ENCODER_LIST
991 ;;
992 --disable-decoders) disable $DECODER_LIST
993 ;;
994 --disable-muxers) disable $MUXER_LIST
995 ;;
996 --disable-demuxers) disable $DEMUXER_LIST
997 ;;
998 --disable-parsers) disable $PARSER_LIST
999 ;;
cd61e407
JM
1000 --disable-bsfs) disable $BSF_LIST
1001 ;;
c08fb000
AB
1002 --disable-protocols) disable $PROTOCOL_LIST
1003 ;;
c597172e
MR
1004 --enable-*=*|--disable-*=*)
1005 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1006 case "$thing" in
cd61e407 1007 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
c597172e
MR
1008 *) die_unknown "$opt" ;;
1009 esac
1010 ;;
1011 --enable-?*|--disable-?*)
1012 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1013 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1014 $action $option
1015 ;;
794f8e97
PI
1016 --list-*)
1017 NAME="${opt#--list-}"
4a0d6686 1018 is_in $NAME $COMPONENT_LIST || die_unknown $opt
794f8e97
PI
1019 NAME=$(toupper ${NAME%s})
1020 eval show_list \$${NAME}_LIST
1021 ;;
c2675d4a 1022 --help|-h) show_help
c597172e
MR
1023 ;;
1024 *)
1025 die_unknown $opt
1026 ;;
1027 esac
1028done
1029
270739bb
MR
1030case "$arch" in
1031 i386|i486|i586|i686|i86pc|BePC)
1032 arch="x86_32"
7b829d2a 1033 enable fast_unaligned
270739bb
MR
1034 ;;
1035 x86_64|amd64)
1036 arch="x86_32"
7b829d2a 1037 enable fast_unaligned
270739bb
MR
1038 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1039 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1040 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1041 arch="x86_64"
c2a29455 1042 enable fast_64bit
270739bb
MR
1043 fi
1044 fi
1045 ;;
1046 # armv4l is a subset of armv[567]*l
1047 arm|armv[4567]*l)
1048 arch="armv4l"
1049 ;;
1050 alpha)
1051 arch="alpha"
c2a29455 1052 enable fast_64bit
270739bb 1053 ;;
c2a29455 1054 "Power Macintosh"|ppc|powerpc)
270739bb
MR
1055 arch="powerpc"
1056 ;;
c2a29455
AJ
1057 ppc64)
1058 arch="powerpc"
1059 enable fast_64bit
1060 ;;
e241ba14 1061 mips|mipsel|IP*)
270739bb
MR
1062 arch="mips"
1063 ;;
1064 sun4u|sparc64)
1065 arch="sparc64"
c2a29455 1066 enable fast_64bit
270739bb
MR
1067 ;;
1068 sparc)
1069 arch="sparc"
1070 ;;
1071 sh4)
1072 arch="sh4"
1073 ;;
c2a29455
AJ
1074 parisc)
1075 arch="parisc"
1076 ;;
1077 parisc64)
270739bb 1078 arch="parisc"
c2a29455 1079 enable fast_64bit
270739bb
MR
1080 ;;
1081 s390|s390x)
1082 arch="s390"
1083 ;;
1084 m68k)
1085 arch="m68k"
1086 ;;
1087 ia64)
1088 arch="ia64"
c2a29455 1089 enable fast_64bit
270739bb
MR
1090 ;;
1091 bfin)
1092 arch="bfin"
1093 ;;
1094 *)
1095 arch="unknown"
1096 ;;
1097esac
1098
9eeed841
MR
1099enable $arch
1100enabled_any x86_32 x86_64 && enable x86
1101enabled sparc64 && enable sparc
1102
ef0bc4c9 1103# OS specific
ced75d92 1104case $targetos in
4a5444db 1105 beos|haiku|zeta)
74cec57d 1106 PREFIX="$HOME/config"
d474299a
MR
1107 # helps building libavcodec
1108 add_cflags "-DPIC -fomit-frame-pointer"
1109 # 3 gcc releases known for BeOS, each with ugly bugs
1110 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1111 case "$gcc_version" in
1112 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
497237c7 1113 disable mmx
d474299a
MR
1114 ;;
1115 *20010315*) echo "BeBits gcc"
1116 add_cflags "-fno-expensive-optimizations"
1117 ;;
1118 esac
74cec57d 1119 LDCONFIG="echo ignoring ldconfig"
d474299a 1120 SHFLAGS=-nostart
d474299a 1121 # enable BeOS things
497237c7 1122 enable audio_beos
d474299a
MR
1123 # no need for libm, but the inet stuff
1124 # Check for BONE
74cec57d 1125 # XXX: actually should check for NOT net_server
d474299a 1126 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
4ec45764 1127 network_extralibs="-lbind -lsocket"
d474299a 1128 else
497237c7 1129 enable beos_netserver
4ec45764 1130 network_extralibs="-lnet"
d474299a 1131 fi ;;
4a5444db 1132 sunos)
d474299a 1133 FFSERVERLDFLAGS=""
35d6cebd 1134 SHFLAGS='-shared -Wl,-h,$@'
4ec45764 1135 network_extralibs="-lsocket -lnsl"
d474299a 1136 ;;
4a5444db 1137 netbsd)
4ec45764
RP
1138 oss_demuxer_extralibs="-lossaudio"
1139 oss_muxer_extralibs="-lossaudio"
d474299a 1140 ;;
4a5444db 1141 openbsd)
497237c7 1142 disable need_memalign
35d6cebd
DB
1143 LIBOBJFLAGS='$(PIC)'
1144 LDCONFIG='ldconfig -m $(SHLIBDIR)'
d474299a 1145 SHFLAGS='-shared'
c5f14466 1146 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
d474299a
MR
1147 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1148 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
4ec45764
RP
1149 oss_demuxer_extralibs="-lossaudio"
1150 oss_muxer_extralibs="-lossaudio"
d474299a 1151 ;;
4a5444db 1152 freebsd)
497237c7 1153 disable need_memalign
d474299a 1154 ;;
4a5444db 1155 bsd/os)
13ef7825 1156 osextralibs="-lpoll -lgnugetopt"
d474299a
MR
1157 strip="strip -d"
1158 ;;
4a5444db 1159 darwin)
497237c7 1160 disable need_memalign
35d6cebd 1161 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
21d0a823 1162 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
d474299a
MR
1163 strip="strip -x"
1164 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1165 SLIBSUF=".dylib"
c5f14466
RP
1166 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1167 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
d474299a
MR
1168 FFSERVERLDFLAGS=-Wl,-bind_at_load
1169 ;;
4a5444db 1170 mingw32*)
91c5172d 1171 targetos=mingw32
5880d5b5 1172 shlibdir="$bindir"
70b4d492
RP
1173 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1174 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1175 if enabled swscaler; then
1176 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1177 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1178 fi
497237c7 1179 disable ffserver
4ec9ec81
MR
1180 SLIBPREF=""
1181 SLIBSUF=".dll"
1182 EXESUF=".exe"
c5f14466
RP
1183 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1184 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
35d6cebd 1185 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
c3cf5614
RP
1186 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1187 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
85aec3bd 1188 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
d474299a 1189 ;;
4a5444db 1190 cygwin*)
ced75d92 1191 targetos=cygwin
d474299a 1192 shlibdir="$bindir"
41d5a86a
VP
1193 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1194 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1195 if enabled swscaler; then
1196 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1197 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1198 fi
d474299a
MR
1199 EXESUF=".exe"
1200 SLIBPREF="cyg"
1201 SLIBSUF=".dll"
c5f14466
RP
1202 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1203 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
85aec3bd 1204 SHFLAGS='-shared -Wl,--enable-auto-image-base'
d474299a 1205 ;;
4a5444db 1206 linux)
d474299a 1207 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
497237c7 1208 enable dv1394
d474299a 1209 ;;
4a5444db 1210 irix*)
ced75d92 1211 targetos=irix
d474299a 1212 ranlib="echo ignoring ranlib"
d474299a 1213 ;;
d474299a
MR
1214 *)
1215 targetos="${targetos}-UNKNOWN"
1216 ;;
ef0bc4c9 1217esac
de6d9b64 1218
c597172e 1219add_extralibs $osextralibs
de6d9b64 1220
e3c00e34 1221if ! disabled logging ; then
90be59ef 1222 enabled logging || logfile="$logging"
57bd82d4
MR
1223 echo "# $0 $@" >$logfile
1224 set >>$logfile
2ba042a7
MR
1225else
1226 logfile=/dev/null
57bd82d4 1227fi
e89b8b0a 1228
28d8e661
DB
1229# Combine FFLDFLAGS and the LDFLAGS environment variable.
1230LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1231
497237c7 1232test -n "$cross_prefix" && enable cross_compile
1ea46bed
MR
1233cc="${cross_prefix}${cc}"
1234ar="${cross_prefix}${ar}"
1235ranlib="${cross_prefix}${ranlib}"
1236strip="${cross_prefix}${strip}"
1237
320d060a 1238# we need to build at least one lib type
93b3c083 1239if ! enabled_any static shared; then
320d060a
DB
1240 cat <<EOF
1241At least one library type must be built.
1242Specify --enable-static to build the static libraries or --enable-shared to
1243build the shared libraries as well. To only build the shared libraries specify
1244--disable-static in addition to --enable-shared.
1245EOF
1246 exit 1;
1247fi
1248
abc4e572 1249disabled static && LIBNAME=""
2a320695 1250
93b3c083 1251if ! enabled libogg; then
ddf50e4c
RP
1252 enabled libtheora && die "libogg must be enabled to enable libtheora."
1253 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
5c5dea3f
NB
1254fi
1255
a2234ceb
RP
1256if enabled_any libfaad libfaadbin ; then
1257 if check_header faad.h; then
1258 check_cc << EOF
1259#include <faad.h>
1260#ifndef FAAD2_VERSION
1261ok faad1
1262#endif
1263int main( void ) { return 0; }
1264EOF
1265 test $? = 0 && enable libfaad2
1266 else
ff3dac65 1267 die "FAAD test failed."
a2234ceb
RP
1268 fi
1269fi
1270
1271
93b3c083 1272if ! enabled gpl; then
54118497
RP
1273 die_gpl_disabled(){
1274 name=$1
1275 shift
1276 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1277 }
1278 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1279 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1280 die_gpl_disabled "libx264" libx264
1281 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1282 die_gpl_disabled "FAAD2" libfaad2
1283 die_gpl_disabled "The X11 grabber" x11grab
1284 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1285fi
b2e3c528 1286
9eeed841 1287check_deps $ARCH_EXT_LIST
0f3cb305 1288
5d323602
MR
1289test -z "$need_memalign" && need_memalign="$mmx"
1290
cf9d24ad 1291#Darwin CC versions
ced75d92 1292if test $targetos = darwin; then
b2924696 1293 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1294 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1295 else
26c1b3be
DB
1296 add_cflags "-no-cpp-precomp -pipe"
1297 check_cflags "-force_cpusubtype_ALL"
1298 check_cflags "-Wno-sign-compare"
7799eeec 1299 disabled shared && add_cflags -mdynamic-no-pic
cf9d24ad 1300 fi
2a1a6b64
MN
1301fi
1302
8400d6b8 1303disabled optimizations || add_cflags -fomit-frame-pointer
cf9d24ad 1304
a4adb608 1305# Add processor-specific flags
38d0a8aa 1306if test $cpu != "generic"; then
bc8ec47b
MR
1307 warn_altivec(){
1308 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1309 }
38d0a8aa 1310 case $cpu in
bb270c08 1311 601|ppc601|PowerPC601)
1c5d830c 1312 add_cflags "-mcpu=601"
bc8ec47b 1313 warn_altivec enabled PPC601
bb270c08
DB
1314 ;;
1315 603*|ppc603*|PowerPC603*)
1c5d830c 1316 add_cflags "-mcpu=603"
bc8ec47b 1317 warn_altivec enabled PPC603
bb270c08
DB
1318 ;;
1319 604*|ppc604*|PowerPC604*)
1c5d830c 1320 add_cflags "-mcpu=604"
bc8ec47b 1321 warn_altivec enabled PPC604
bb270c08
DB
1322 ;;
1323 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1324 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1325 warn_altivec enabled PPC75x
bb270c08
DB
1326 ;;
1327 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1328 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1329 warn_altivec disabled PPC745x
bb270c08
DB
1330 ;;
1331 74*|ppc74*|PowerPC74*)
1c5d830c 1332 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1333 warn_altivec disabled PPC74xx
bb270c08
DB
1334 ;;
1335 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1336 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1337 warn_altivec disabled PPC970
9cafbd6c 1338 enable ppc64
bb270c08 1339 ;;
e07e357d
LB
1340 Cell|CELL|cell)
1341 add_cflags "-mcpu=cell"
1342 warn_altivec disabled Cell
9cafbd6c 1343 enable ppc64
e07e357d 1344 ;;
e7768fc5
GP
1345 # targets that do NOT support conditional mov (cmov)
1346 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1347 add_cflags "-march=$cpu"
497237c7 1348 disable cmov
e7768fc5
GP
1349 ;;
1350 # targets that do support conditional mov (cmov)
416519dd 1351 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1352 add_cflags "-march=$cpu"
497237c7
RP
1353 enable cmov
1354 enable fast_cmov
94e4c3a3
GP
1355 ;;
1356 # targets that do support conditional mov but on which it's slow
1357 pentium4|prescott|nocona)
1358 add_cflags "-march=$cpu"
497237c7
RP
1359 enable cmov
1360 disable fast_cmov
bb270c08 1361 ;;
d7b34d08 1362 sparc64)
1c5d830c 1363 add_cflags "-mcpu=v9"
d7b34d08 1364 ;;
8684704b
MH
1365 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1366 add_cflags "-mfdpic"
846dffeb 1367 add_ldflags "-mfdpic"
8684704b 1368 ;;
6b19786b
MR
1369 arm*)
1370 add_cflags "-mcpu=$cpu"
1371 ;;
bb270c08 1372 *)
38d0a8aa 1373 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1374 ;;
a4adb608
MN
1375 esac
1376fi
1377
412c1562
MR
1378gnu_make(){
1379 $1 --version 2>&1 | grep -q GNU
1380}
1381
1382if ! gnu_make $make; then
1383 gnu_make gmake && make=gmake || die "GNU make not found."
1384fi
1385
be0d52ab
MR
1386# make sure we can execute files in $TMPDIR
1387cat >$TMPE 2>>$logfile <<EOF
1388#! /bin/sh
1389EOF
1390chmod +x $TMPE >>$logfile 2>&1
1391if ! $TMPE >>$logfile 2>&1; then
1392 cat <<EOF
1393Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1394variable to another directory and make sure that $TMPDIR1 is not mounted
1395noexec.
be0d52ab
MR
1396EOF
1397 die "Sanity test failed."
1398fi
0244f743 1399rm $TMPE
be0d52ab 1400
1a268acc
MR
1401# compiler sanity check
1402check_exec <<EOF
1403int main(){
1404 return 0;
1405}
1406EOF
1407if test "$?" != 0; then
1408 echo "$cc is unable to create an executable file."
93b3c083 1409 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1a268acc 1410 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1411 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1412 fi
1413 die "C compiler test failed."
1414fi
1415
9eeed841 1416if enabled x86; then
44965991
PI
1417 # check whether EBP is available on x86
1418 # As 'i' is stored on the stack, this program will crash
1419 # if the base pointer is used to access it because the
1420 # base pointer is cleared in the inline assembly code.
7dfef245 1421 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1422 volatile int i=0;
1423 asm volatile (
1424 "xorl %%ebp, %%ebp"
1425 ::: "%ebp");
1426 return i;
44965991
PI
1427EOF
1428
1429 # check wether EBX is available on x86
940f335a 1430 check_asm ebx_available '"":::"%ebx"'
8e380710
LM
1431
1432 # check whether binutils is new enough to compile SSSE3
940f335a 1433 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
44965991
PI
1434fi
1435
87ea51e0
LB
1436# check for assembler specific support
1437
cc6a90dd 1438if test $arch = "powerpc"; then
497237c7 1439check_cc <<EOF && enable dcbzl
87ea51e0
LB
1440int main(void) {
1441 register long zero = 0;
1442 char data[1024];
1443 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1444return 0;
1445}
1446EOF
1447fi
1448
57bd82d4
MR
1449# check for SIMD availability
1450
115329f1 1451# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1452if enabled altivec; then
3ae3b721
RP
1453 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1454 add_cflags "-faltivec" ||
0182fee8 1455 add_cflags "-maltivec -mabi=altivec"
b6e52719 1456
0182fee8 1457 check_header altivec.h
a9a07762 1458
0182fee8 1459 # check if our compiler supports Motorola AltiVec C API
3ae3b721
RP
1460 enabled altivec_h &&
1461 inc_altivec_h="#include <altivec.h>" ||
f25fc9b1 1462 inc_altivec_h=
497237c7 1463 check_cc <<EOF || disable altivec
dcd479c0 1464$inc_altivec_h
a9a07762
MN
1465int main(void) {
1466 vector signed int v1, v2, v3;
1467 v1 = vec_add(v2,v3);
1468 return 0;
1469}
1470EOF
1471fi
ab6c65f6 1472
940f335a
MR
1473enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1474enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1475enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1476enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1477enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1478
8b03def6
DB
1479enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1480
57bd82d4
MR
1481# ---
1482# big/little-endian test
9eebe687
MR
1483check_cc <<EOF || die "endian test failed"
1484unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1485EOF
e89d9fd8 1486grep -q BIGE $TMPO && enable bigendian
487a54d7 1487
a3999908 1488# ---
3d204385
NK
1489# check availability of some header files
1490
a98bb16d
RP
1491if check_func dlopen; then
1492 ldl=
1493elif check_func dlopen -ldl; then
1494 ldl=-ldl
8bf5d58f
MN
1495fi
1496
a98bb16d 1497check_func fork
b6c748ed 1498check_func gethrtime
a98bb16d
RP
1499check_func getrusage
1500check_func inet_aton
1501check_func memalign
1502check_func mkstemp
1503check_func2 windows.h GetProcessTimes
6ffa87d3 1504
a98bb16d 1505check_header byteswap.h
e16e49ac 1506check_header conio.h
a98bb16d
RP
1507check_header dlfcn.h
1508check_header malloc.h
1509check_header termios.h
1510
1511if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1512 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1513fi
e16e49ac 1514
497237c7 1515enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
57bd82d4 1516
b0c858d8
FR
1517# ffserver uses poll(),
1518# if it's not found we can emulate it using select().
1519if enabled ffserver; then
1520 check_header sys/poll.h
1521fi
1522
57bd82d4
MR
1523# check for some common methods of building with pthread support
1524# do this before the optional library checks as some of them require pthreads
1525if enabled pthreads; then
9e7fd101
MR
1526 if check_func pthread_create; then
1527 :
1528 elif check_func pthread_create -pthread; then
1529 add_cflags -pthread
1530 add_ldflags -pthread
1531 elif check_func pthread_create -pthreads; then
1532 add_cflags -pthreads
1533 add_ldflags -pthreads
1534 elif ! check_lib pthread.h pthread_create -lpthread; then
1535 die "ERROR: can't find pthreads library"
1536 fi
57bd82d4
MR
1537fi
1538
8eee7025 1539for thread in $THREADS_LIST; do
e5f94c2b 1540 if enabled $thread; then
3ae3b721
RP
1541 test -n "$thread_type" &&
1542 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1543 thread_type="$thread"
e5f94c2b
RP
1544 fi
1545done
1546
fdf88598
MR
1547check_lib math.h sin -lm
1548
f32adb22 1549# test for lrintf in math.h
497237c7 1550check_exec <<EOF && enable lrintf || disable lrintf
f32adb22
MR
1551#define _ISOC9X_SOURCE 1
1552#include <math.h>
1553int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1554EOF
1555
f5a756ef 1556enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1557
57bd82d4 1558# these are off by default, so fail if requested and not available
79fda097 1559enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7bc5f2a8 1560enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
f5a756ef
DB
1561enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1562enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
f7b8bffe 1563enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
79fda097
DB
1564enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1565enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
910c62e1 1566enabled libgsm && require libgsm gsm.h gsm_create -lgsm
6ebe07fb 1567enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
79fda097
DB
1568enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1569enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
910c62e1
DB
1570enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1571enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1cc60c47
DB
1572enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1573enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
910c62e1 1574enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1575
6ea67bbb
JR
1576# disable the native AC-3 decoder if liba52 is enabled
1577enabled liba52 && disable ac3_decoder
1578
c13e1abd
FH
1579_restrict=
1580for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1581 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1582void foo(char * $restrict_keyword p);
1583EOF
c13e1abd
FH
1584done
1585
703afd07 1586test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1587
b0268cc0 1588if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
497237c7 1589 disable vhook
fbb9d104 1590 echo
b0268cc0 1591 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1592 echo "Patches welcome."
1593 echo
1594fi
1595
8d923001
MR
1596if enabled vhook; then
1597 check_ldflags -rdynamic
1598 check_ldflags -export-dynamic
1599fi
bfd2edeb 1600
eea50282
MR
1601check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1602check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1603
a86b921c 1604##########################################
29799f8b 1605# SDL check
a86b921c 1606
497237c7
RP
1607disable sdl_too_old
1608disable sdl
6a1a892f 1609SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1610if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1611 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1612 temp_cflags $sdl_cflags
dcd479c0 1613 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1614 if check_lib SDL.h SDL_Init; then
dcd479c0 1615 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1616 if test "$_sdlversion" -lt 121 ; then
497237c7 1617 enable sdl_too_old
dcd479c0 1618 else
497237c7 1619 enable sdl
225e21ef 1620 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1621#include <SDL.h>
1622int main(void){
1623 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1624 int w = vi->current_w;
1625 return 0;
1626}
1627EOF
dcd479c0
MR
1628 fi
1629 fi
29f3b38a 1630 restore_flags
c3f6b472 1631fi
57bd82d4 1632
d5697779 1633texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1634
7a91333f 1635##########################################
73b46a95
RP
1636# Network check
1637
1638if enabled network; then
1639 # Prefer arpa/inet.h over winsock2
1640 if check_header arpa/inet.h ; then
1641 check_func closesocket
1642 elif check_header winsock2.h ; then
ea10ddde 1643 network_extralibs="-lws2_32"
73b46a95
RP
1644 check_func2 winsock2.h closesocket
1645 fi
1646fi
1647
1648##########################################
29799f8b 1649# IPv6 check
7a91333f 1650
497237c7 1651enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1652#include <sys/types.h>
1653#include <sys/socket.h>
1654#include <netinet/in.h>
1655#include <netdb.h>
1656int main( void ) {
1657 struct sockaddr_storage saddr;
1658 struct ipv6_mreq mreq6;
1659 getaddrinfo(0,0,0,0);
1660 getnameinfo(0,0,0,0,0,0,0);
12fe88b4 1661 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1662}
1663EOF
1664
06e31011
RP
1665check_header linux/videodev.h
1666check_header linux/videodev2.h
47f38850 1667
f8aa696f 1668# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1669{ check_header dev/bktr/ioctl_meteor.h &&
1670 check_header dev/bktr/ioctl_bt848.h; } ||
1671{ check_header machine/ioctl_meteor.h &&
1672 check_header machine/ioctl_bt848.h; } ||
1673{ check_header dev/video/meteor/ioctl_meteor.h &&
1674 check_header dev/video/bktr/ioctl_bt848.h; } ||
1675check_header dev/ic/bt8xx.h
f8aa696f 1676
c7682de0
RP
1677check_header sys/soundcard.h
1678check_header soundcard.h
deb29777 1679
f58f4ce1 1680# Deal with the x11 frame grabber
56a059ac 1681enabled x11grab &&
f58f4ce1
GP
1682check_header X11/Xlib.h &&
1683check_header X11/extensions/XShm.h &&
1684check_func XOpenDisplay -lX11 &&
06eab4ba 1685check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1686
57bd82d4
MR
1687enabled debug && add_cflags -g
1688
1689# add some useful compiler flags if supported
1690check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1691check_cflags -Wall
1692check_cflags -Wno-switch
c07bd6a9
MN
1693check_cflags -Wdisabled-optimization
1694check_cflags -Wpointer-arith
1695check_cflags -Wredundant-decls
cc1fb623 1696check_cflags -Wno-pointer-sign
5af4e0cc 1697enabled extra_warnings && check_cflags -Winline
cf9d24ad 1698
57bd82d4 1699# add some linker flags
5c0e9479 1700check_ldflags -Wl,--warn-common
e240ee67 1701check_ldflags $LDLATEFLAGS
94a3401e 1702
bd2216e4
MR
1703if enabled small; then
1704 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1705 optimizations="small"
1706elif enabled optimizations; then
b2924696 1707 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1708 add_cflags "-O5"
1709 add_ldflags "-O5"
cf9d24ad 1710 else
30a3e5d4 1711 add_cflags "-O3"
cf9d24ad 1712 fi
cddf3f45
GM
1713fi
1714
80581e98 1715# PIC flags for shared library objects where they are needed
5af4e0cc 1716if enabled shared; then
f25fc9b1
MR
1717 # LIBOBJFLAGS may have already been set in the OS configuration
1718 if test -z "$LIBOBJFLAGS" ; then
cc6a90dd 1719 case "$arch" in
35d6cebd 1720 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
813457e5 1721 esac
80581e98 1722 fi
80581e98
MN
1723fi
1724
90be59ef 1725if enabled gprof; then
30a3e5d4
NP
1726 add_cflags "-p"
1727 add_ldflags "-p"
1db54e20
DB
1728fi
1729
3b26ee47 1730VHOOKCFLAGS="-fPIC"
18451f7d 1731
7f3c02fc 1732# Find out if the .align argument is a power of two or not.
4454dc1b 1733if test $asmalign_pot = "unknown"; then
497237c7
RP
1734 disable asmalign_pot
1735 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1736fi
1737
660db1d6
DB
1738enabled_any $ENCODER_LIST && enable encoders
1739enabled_any $DECODER_LIST && enable decoders
1740enabled_any $MUXER_LIST && enable muxers
1741enabled_any $DEMUXER_LIST && enable demuxers
c08fb000 1742enabled_any $PROTOCOL_LIST && enable protocols
cd61e407 1743enabled_any $BSF_LIST && enable bsfs
f70f03f6 1744
660db1d6 1745enabled_any $THREADS_LIST && enable threads
f70f03f6
MR
1746
1747check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
cd61e407 1748 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
f70f03f6 1749
f7b8bffe 1750enabled libdc1394 && append pkg_requires "libraw1394"
fb2ce7d9
MR
1751enabled libogg && append pkg_requires "ogg >= 1.1"
1752enabled libtheora && append pkg_requires "theora"
1753enabled libvorbis && append pkg_requires "vorbis vorbisenc"
fb2ce7d9 1754
f36958f8
DB
1755echo "install prefix $PREFIX"
1756echo "source path $source_path"
1757echo "C compiler $cc"
1758echo "make $make"
bfd5afd8 1759echo ".align is power-of-two $asmalign_pot"
f36958f8 1760echo "ARCH $arch ($cpu)"
eb94aca9 1761if test "$BUILDSUF" != ""; then
f36958f8 1762 echo "build suffix $BUILDSUF"
eb94aca9 1763fi
0db2ce77 1764echo "big-endian ${bigendian-no}"
419b8784 1765if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1766 echo "MMX enabled ${mmx-no}"
1767 echo "CMOV enabled ${cmov-no}"
1768 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1769 echo "EBX available ${ebx_available-no}"
1770 echo "EBP available ${ebp_available-no}"
e41e8342 1771fi
cc6a90dd 1772if test $arch = "armv4l"; then
0db2ce77
MR
1773 echo "ARMv5TE enabled ${armv5te-no}"
1774 echo "ARMv6 enabled ${armv6-no}"
1775 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1776fi
e241ba14 1777if test $arch = "mips"; then
0db2ce77 1778 echo "MMI enabled ${mmi-no}"
e41e8342 1779fi
cc6a90dd 1780if test $arch = "powerpc"; then
0db2ce77
MR
1781 echo "AltiVec enabled ${altivec-no}"
1782 echo "dcbzl available ${dcbzl-no}"
e41e8342 1783fi
0db2ce77
MR
1784echo "gprof enabled ${gprof-no}"
1785echo "debug symbols ${debug-no}"
1786echo "strip symbols ${dostrip-no}"
8400d6b8 1787echo "optimizations ${optimizations-no}"
0db2ce77
MR
1788echo "static ${static-no}"
1789echo "shared ${shared-no}"
1790echo "postprocessing support ${pp-no}"
1791echo "software scaler enabled ${swscaler-no}"
1792echo "video hooking ${vhook-no}"
90be59ef 1793if enabled vhook; then
0db2ce77
MR
1794 echo "Imlib2 support ${imlib2-no}"
1795 echo "FreeType support ${freetype2-no}"
68892110 1796fi
0db2ce77 1797echo "network support ${network-no}"
90be59ef 1798if enabled network; then
0db2ce77 1799 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1800fi
0db2ce77
MR
1801echo "threading support ${thread_type-no}"
1802echo "SDL support ${sdl-no}"
90be59ef 1803if enabled sdl_too_old; then
bfd5afd8
DB
1804 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1805fi
0db2ce77
MR
1806echo "Sun medialib support ${mlib-no}"
1807echo "AVISynth enabled ${avisynth-no}"
1808echo "liba52 support ${liba52-no}"
1809echo "liba52 dlopened ${liba52bin-no}"
1810echo "libamr-nb support ${libamr_nb-no}"
1811echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 1812echo "libdc1394 support ${libdc1394-no}"
0db2ce77
MR
1813echo "libfaac enabled ${libfaac-no}"
1814echo "libfaad enabled ${libfaad-no}"
7e0871a7 1815echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1816echo "libgsm enabled ${libgsm-no}"
1817echo "libmp3lame enabled ${libmp3lame-no}"
1818echo "libnut enabled ${libnut-no}"
1819echo "libogg enabled ${libogg-no}"
1820echo "libtheora enabled ${libtheora-no}"
1821echo "libvorbis enabled ${libvorbis-no}"
1822echo "x264 enabled ${libx264-no}"
1823echo "XviD enabled ${libxvid-no}"
1824echo "zlib enabled ${zlib-no}"
3ae3b721
RP
1825enabled gpl &&
1826 echo "License: GPL" ||
f25fc9b1 1827 echo "License: LGPL"
de6d9b64 1828
29799f8b 1829echo "Creating config.mak and config.h..."
de6d9b64 1830
29799f8b
DB
1831echo "# Automatically generated by configure - do not modify!" > config.mak
1832echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
1833echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1834echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 1835echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1836
2266e085 1837echo "PREFIX=$PREFIX" >> config.mak
c75560ae 1838echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1839echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1840echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1841echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1842echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1843echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1844echo "MAKE=$make" >> config.mak
980fc7b8
FB
1845echo "CC=$cc" >> config.mak
1846echo "AR=$ar" >> config.mak
be7109c1 1847echo "RANLIB=$ranlib" >> config.mak
78eb6531 1848echo "LDCONFIG=$LDCONFIG" >> config.mak
20369773 1849echo "LN_S=$ln_s" >> config.mak
3ae3b721
RP
1850enabled dostrip &&
1851 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 1852 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 1853
a9b3f630 1854echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1855echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1856echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 1857echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1858echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1859echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1860echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1861echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1862echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1863echo "BUILDSUF=$BUILDSUF" >> config.mak
c5f14466 1864echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 1865echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 1866echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 1867echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 1868echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
1869echo "SLIBSUF=$SLIBSUF" >> config.mak
1870echo "EXESUF=$EXESUF" >> config.mak
4dc62701 1871
90be59ef 1872if enabled bigendian; then
0f3cb305
FB
1873 echo "WORDS_BIGENDIAN=yes" >> config.mak
1874 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1875fi
90be59ef 1876if enabled mmx; then
e82c5a8c 1877 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1878fi
44161118 1879
90be59ef 1880if enabled sdl; then
6a1a892f
FD
1881 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1882 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1883fi
90be59ef 1884if enabled texi2html; then
146ea952
NB
1885 echo "BUILD_DOC=yes" >> config.mak
1886fi
5a872801 1887
790c9ca7 1888sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1889pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1890lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1891lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1892lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1893
1894
1895
5af4e0cc 1896if enabled shared; then
0319c531 1897 echo "BUILD_SHARED=yes" >> config.mak
97006039 1898 echo "PIC=-fPIC -DPIC" >> config.mak
7e303556
DB
1899 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1900 echo "SPPVERSION=$pp_version" >> config.mak
39503a27 1901 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
5a872801 1902 echo "LAVCVERSION=$lavc_version" >> config.mak
39503a27 1903 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
5a872801 1904 echo "LAVFVERSION=$lavf_version" >> config.mak
39503a27 1905 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
5a872801 1906 echo "LAVUVERSION=$lavu_version" >> config.mak
790c9ca7
LA
1907 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1908 echo "SWSVERSION=$sws_version" >> config.mak
4bdd05e7 1909 echo "SLIBNAME=${SLIBNAME}" >> config.mak
f3b60109
DB
1910 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1911 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
5cb854e1 1912 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
8fbec4f4 1913 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
5b5d0491 1914 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 1915fi
d7e27559 1916echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 1917echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 1918
3d907e22
MR
1919print_config ARCH_ $TMPH config.mak $ARCH_LIST
1920print_config HAVE_ $TMPH config.mak $HAVE_LIST
1921print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1922 $DECODER_LIST \
1923 $ENCODER_LIST \
1924 $PARSER_LIST \
1925 $BSF_LIST \
1926 $DEMUXER_LIST \
1927 $MUXER_LIST \
1928 $PROTOCOL_LIST \
8ac17293 1929
c13e1abd
FH
1930echo "#define restrict $_restrict" >> $TMPH
1931
bd2216e4 1932if enabled small; then
3bf98161 1933 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
1934fi
1935
997baf01
MR
1936echo "SRC_PATH=\"$source_path\"" >> config.mak
1937echo "SRC_PATH_BARE=$source_path" >> config.mak
1938echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 1939
8156056e 1940# Apparently it's not possible to portably echo a backslash.
3ae3b721
RP
1941enabled asmalign_pot &&
1942 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
8156056e 1943 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 1944
bc634f6f 1945
9c05103f
DB
1946echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
1947
9cb2cf10 1948# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
3ae3b721
RP
1949cmp -s $TMPH config.h &&
1950 echo "config.h is unchanged" ||
1951 mv -f $TMPH config.h
3d204385 1952
f3ec2d46 1953rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 1954
165af439 1955# build tree in object directory if source path is different from current one
90be59ef 1956if enabled source_path_used; then
165af439
MR
1957 DIRS="\
1958 doc \
165af439
MR
1959 libavcodec \
1960 libavcodec/alpha \
1961 libavcodec/armv4l \
1962 libavcodec/bfin \
1963 libavcodec/i386 \
165af439
MR
1964 libavcodec/mlib \
1965 libavcodec/ppc \
7506d47a 1966 libavcodec/sh4 \
862a70f1
AJ
1967 libavcodec/sparc \
1968 libavformat \
165af439 1969 libavutil \
862a70f1 1970 libpostproc \
165af439
MR
1971 libswscale \
1972 tests \
c07ed8c8 1973 tools \
165af439
MR
1974 vhook \
1975 "
1976 FILES="\
1977 Makefile \
1978 common.mak \
862a70f1 1979 doc/texi2pod.pl \
165af439 1980 libavcodec/Makefile \
862a70f1 1981 libavformat/Makefile \
165af439 1982 libavutil/Makefile \
862a70f1 1983 libpostproc/Makefile \
165af439 1984 libswscale/Makefile \
165af439
MR
1985 "
1986 for dir in $DIRS ; do
1987 mkdir -p $dir
1988 done
1989 for f in $FILES ; do
20369773 1990 $ln_s "$source_path/$f" $f
165af439
MR
1991 done
1992fi
def4272a 1993
def4272a 1994
d0674868 1995# build pkg-config files
77aee36c 1996# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 1997
d0674868
DB
1998pkgconfig_generate(){
1999name=$1
2000comment=$2
2001version=$3
2002libs=$4
2003requires=$5
2004include=$6
2005cat <<EOF >$name.pc
2266e085 2006prefix=$PREFIX
a94e666c 2007exec_prefix=\${prefix}
def4272a 2008libdir=\${exec_prefix}/lib
a94e666c 2009includedir=\${prefix}/include
def4272a 2010
d0674868
DB
2011Name: $name
2012Description: $comment
2013Version: $version
2014Requires: $requires
def4272a 2015Conflicts:
d0674868
DB
2016Libs: -L\${libdir} $libs
2017Cflags: -I\${includedir} -I\${includedir}/$include
def4272a 2018EOF
d0674868 2019}
def4272a 2020
d0674868
DB
2021pkgconfig_generate_uninstalled(){
2022name=$1
9c476fd6 2023shortname=${name#lib}
d0674868
DB
2024comment=$2
2025version=$3
2026libs=$4
2027requires=$5
2028cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2029prefix=
2030exec_prefix=
d0674868
DB
2031libdir=\${pcfiledir}/$name
2032includedir=\${pcfiledir}/$name
def4272a 2033
d0674868
DB
2034Name: $name
2035Description: $comment
2036Version: $version
2037Requires: $requires
def4272a 2038Conflicts:
d0674868 2039Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2040Cflags: -I\${includedir}
2041EOF
d0674868 2042}
def4272a 2043
9d824ad1 2044pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2045pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2046
d0674868
DB
2047pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2048pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2049
d0674868
DB
2050pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2051pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2052
90be59ef 2053if enabled pp; then
2e3bcd38
DB
2054 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2055 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2056fi
790c9ca7 2057
c839db53 2058if enabled swscaler; then
3d3361e5 2059 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
20c516c6 2060 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2061else
3d3361e5 2062 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
d0674868 2063 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
c505dd31
MR
2064 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2065 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2066fi