change name from stream type to frame type in AC3 code
[libav.git] / configure
1 #!/bin/sh
2 #
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
8 #
9
10 # make sure we are running under a compatible shell
11 # try to make this part work with most shells
12
13 try_exec(){
14 echo "Trying shell $1"
15 type "$1" >/dev/null 2>&1 && exec "$@"
16 }
17
18 unset foo
19 (: ${foo%%bar}) 2>/dev/null
20 E1="$?"
21
22 (: ${foo?}) 2>/dev/null
23 E2="$?"
24
25 if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
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 "$0" "$@"
39 fi
40 echo "No compatible shell script interpreter found."
41 echo "This configure script requires a POSIX-compatible shell"
42 echo "such as bash or ksh."
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."
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
50 exit 1
51 fi
52
53 show_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"
59 echo " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
61 echo " --prefix=PREFIX install in PREFIX [$prefix]"
62 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
63 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
64 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
65 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
66 echo " --enable-static build static libraries [default=yes]"
67 echo " --disable-static do not build static libraries [default=no]"
68 echo " --enable-shared build shared libraries [default=no]"
69 echo " --disable-shared do not build shared libraries [default=yes]"
70 echo " --enable-gpl allow use of GPL code, the resulting libav*"
71 echo " and ffmpeg will be under GPL [default=no]"
72 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
73 echo " and ffmpeg will be unredistributable [default=no]"
74 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
75 echo " --enable-swscale software scaler support [default=no]"
76 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
77 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
78 echo " --enable-beosthreads use BeOS threads [default=no]"
79 echo " --enable-os2threads use OS/2 threads [default=no]"
80 echo " --enable-pthreads use pthreads [default=no]"
81 echo " --enable-w32threads use Win32 threads [default=no]"
82 echo " --enable-x11grab enable X11 grabbing [default=no]"
83 echo
84 echo "External library support:"
85 echo " --enable-mlib use Sun medialib [default=no]"
86 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
87 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
88 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
89 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
90 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
91 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
92 echo " and libraw1394 [default=no]"
93 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
94 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
95 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
96 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
97 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
98 echo " --enable-libnut enable NUT (de)muxing via libnut,"
99 echo " native demuxer exists [default=no]"
100 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
101 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
102 echo " native implementation exists [default=no]"
103 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
104 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
105 echo " native MPEG-4/Xvid encoder exists [default=no]"
106 echo ""
107 echo "Advanced options (experts only):"
108 echo " --source-path=PATH path to source code [$source_path]"
109 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
110 echo " --enable-cross-compile assume a cross-compiler is used"
111 echo " --target-os=OS compiler targets OS [$target_os]"
112 echo " --cc=CC use C compiler CC [$cc]"
113 echo " --make=MAKE use specified make [$make]"
114 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
115 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
116 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
117 echo " --build-suffix=SUFFIX suffix for application specific build []"
118 echo " --arch=ARCH select architecture [$arch]"
119 echo " --cpu=CPU selects the minimum cpu required (affects"
120 echo " instruction selection, may crash on older CPUs)"
121 echo " --enable-powerpc-perf enable performance report on PPC"
122 echo " (requires enabling PMC)"
123 echo " --disable-mmx disable MMX usage"
124 echo " --disable-mmx2 disable MMX2 usage"
125 echo " --disable-ssse3 disable SSSE3 usage"
126 echo " --disable-armv5te disable armv5te usage"
127 echo " --disable-armv6 disable armv6 usage"
128 echo " --disable-iwmmxt disable iwmmxt usage"
129 echo " --disable-altivec disable AltiVec usage"
130 echo " --disable-network disable network support [default=no]"
131 echo " --disable-ipv6 disable ipv6 support [default=no]"
132 echo " --disable-zlib disable zlib [default=no]"
133 echo " --disable-vhook disable video hooking support"
134 echo " --disable-debug disable debugging symbols"
135 echo " --disable-mpegaudio-hp faster (but less accurate)"
136 echo " MPEG audio decoding [default=no]"
137 echo " --enable-gray enable full grayscale support (slower color)"
138 echo " --disable-ffmpeg disable ffmpeg build"
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-hardcoded-tables use hardcoded tables instead of runtime generation"
143 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
144 echo " --disable-encoder=NAME disables encoder NAME"
145 echo " --enable-encoder=NAME enables encoder NAME"
146 echo " --disable-decoder=NAME disables decoder NAME"
147 echo " --enable-decoder=NAME enables decoder NAME"
148 echo " --disable-encoders disables all encoders"
149 echo " --disable-decoders disables all decoders"
150 echo " --disable-muxer=NAME disables muxer NAME"
151 echo " --enable-muxer=NAME enables muxer NAME"
152 echo " --disable-muxers disables all muxers"
153 echo " --disable-demuxer=NAME disables demuxer NAME"
154 echo " --enable-demuxer=NAME enables demuxer NAME"
155 echo " --disable-demuxers disables all demuxers"
156 echo " --enable-parser=NAME enables parser NAME"
157 echo " --disable-parser=NAME disables parser NAME"
158 echo " --disable-parsers disables all parsers"
159 echo " --enable-bsf=NAME enables bitstream filter NAME"
160 echo " --disable-bsf=NAME disables bitstream filter NAME"
161 echo " --disable-bsfs disables all bitstream filters"
162 echo " --enable-protocol=NAME enables protocol NAME"
163 echo " --disable-protocol=NAME disables protocol NAME"
164 echo " --disable-protocols disables all protocols"
165 echo " --disable-devices disables all devices"
166 echo " --list-decoders show all available decoders"
167 echo " --list-encoders show all available encoders"
168 echo " --list-muxers show all available muxers"
169 echo " --list-demuxers show all available demuxers"
170 echo " --list-parsers show all available parsers"
171 echo " --list-protocols show all available protocols"
172 echo " --list-bsfs show all available bitstream filters"
173 echo " --list-indevs show all available input devices"
174 echo " --list-outdevs show all available output devices"
175 echo
176 echo "Developer options (useful when working on FFmpeg itself):"
177 echo " --enable-gprof enable profiling with gprof [$gprof]"
178 echo " --disable-optimizations disable compiler optimizations"
179 echo " --enable-extra-warnings enable more compiler warnings"
180 echo " --disable-stripping disable stripping of executables and shared libraries"
181 echo ""
182 echo "NOTE: Object files are built at the place where configure is launched."
183 exit 1
184 }
185
186 log(){
187 echo "$@" >>$logfile
188 }
189
190 log_file(){
191 log BEGIN $1
192 pr -n -t $1 >>$logfile
193 log END $1
194 }
195
196 echolog(){
197 log "$@"
198 echo "$@"
199 }
200
201 die(){
202 echolog "$@"
203 cat <<EOF
204 If you think configure made a mistake, make sure you are using the latest
205 version from SVN. If the latest version fails, report the problem to the
206 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
207 EOF
208 if disabled logging; then
209 cat <<EOF
210 Rerun configure with logging enabled (do not use --disable-logging), and
211 include the log this produces with your report.
212 EOF
213 else
214 cat <<EOF
215 Include the log file "$logfile" produced by configure as this will help
216 solving the problem.
217 EOF
218 fi
219 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
220 exit 1
221 }
222
223 # Avoid locale weirdness, besides we really just want to translate ASCII.
224 toupper(){
225 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
226 }
227
228 tolower(){
229 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
230 }
231
232 set_all(){
233 value=$1
234 shift
235 for var in $*; do
236 eval $var=$value
237 done
238 }
239
240 pushvar(){
241 for var in $*; do
242 eval level=\${${var}_level:=0}
243 eval ${var}_${level}="\$$var"
244 eval ${var}_level=$(($level+1))
245 done
246 }
247
248 popvar(){
249 for var in $*; do
250 eval level=\${${var}_level:-0}
251 test $level = 0 && continue
252 eval level=$(($level-1))
253 eval $var="\${${var}_${level}}"
254 eval ${var}_level=$level
255 eval unset ${var}_${level}
256 done
257 }
258
259 enable(){
260 set_all yes $*
261 }
262
263 disable(){
264 set_all no $*
265 }
266
267 enabled(){
268 eval test "x\$$1" = "xyes"
269 }
270
271 disabled(){
272 eval test "x\$$1" = "xno"
273 }
274
275 enabled_all(){
276 for opt; do
277 enabled $opt || return 1
278 done
279 }
280
281 disabled_all(){
282 for opt; do
283 disabled $opt || return 1
284 done
285 }
286
287 enabled_any(){
288 for opt; do
289 enabled $opt && return 0
290 done
291 }
292
293 disabled_any(){
294 for opt; do
295 disabled $opt && return 0
296 done
297 }
298
299 is_in(){
300 value=$1
301 shift
302 for var in $*; do
303 [ $var = $value ] && return 0
304 done
305 return 1
306 }
307
308 check_deps(){
309 for cfg; do
310 enabled ${cfg}_checking && die "Circular dependency for $cfg."
311 disabled ${cfg}_checking && continue
312 enable ${cfg}_checking
313
314 eval dep_all="\$${cfg}_deps"
315 eval dep_any="\$${cfg}_deps_any"
316
317 pushvar cfg dep_all dep_any
318 check_deps $dep_all $dep_any
319 popvar cfg dep_all dep_any
320
321 enabled_all $dep_all || disable $cfg
322 enabled_any $dep_any || disable $cfg
323
324 if enabled $cfg; then
325 eval dep_extralibs="\$${cfg}_extralibs"
326 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
327 fi
328
329 disable ${cfg}_checking
330 done
331 }
332
333 print_config(){
334 pfx=$1
335 header=$2
336 makefile=$3
337 shift 3
338 for cfg; do
339 ucname="`toupper $cfg`"
340 if enabled $cfg; then
341 echo "#define ${pfx}${ucname} 1" >> $header
342 echo "#define ENABLE_${ucname} 1" >> $header
343 echo "${pfx}${ucname}=yes" >> $makefile
344 else
345 echo "#define ENABLE_${ucname} 0" >> $header
346 fi
347 done
348 }
349
350 flags_saved(){
351 (: ${SAVE_CFLAGS?}) 2>/dev/null
352 }
353
354 save_flags(){
355 flags_saved && return
356 SAVE_CFLAGS="$CFLAGS"
357 SAVE_LDFLAGS="$LDFLAGS"
358 SAVE_extralibs="$extralibs"
359 }
360
361 restore_flags(){
362 flags_saved || return
363 CFLAGS="$SAVE_CFLAGS"
364 LDFLAGS="$SAVE_LDFLAGS"
365 extralibs="$SAVE_extralibs"
366 unset SAVE_CFLAGS
367 unset SAVE_LDFLAGS
368 unset SAVE_extralibs
369 }
370
371 temp_cflags(){
372 save_flags
373 CFLAGS="$CFLAGS $*"
374 }
375
376 temp_ldflags(){
377 save_flags
378 LDFLAGS="$LDFLAGS $*"
379 }
380
381 temp_extralibs(){
382 save_flags
383 extralibs="$extralibs $*"
384 }
385
386 append(){
387 var=$1
388 shift
389 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
390 eval "$var=\"\$$var $*\""
391 }
392
393 add_cflags(){
394 append CFLAGS "$@"
395 }
396
397 add_ldflags(){
398 append LDFLAGS "$@"
399 }
400
401 add_extralibs(){
402 append extralibs "$@"
403 }
404
405 check_cmd(){
406 log "$@"
407 "$@" >>$logfile 2>&1
408 }
409
410 check_cc(){
411 log check_cc "$@"
412 cat >$TMPC
413 log_file $TMPC
414 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
415 }
416
417 check_cpp(){
418 log check_cpp "$@"
419 cat >$TMPC
420 log_file $TMPC
421 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
422 }
423
424 check_asm(){
425 log check_asm "$@"
426 name="$1"
427 asm="$2"
428 shift 2
429 check_cc "$@" <<EOF && enable $name || disable $name
430 int foo(void){
431 asm volatile($asm);
432 }
433 EOF
434 }
435
436 check_ld(){
437 log check_ld "$@"
438 check_cc || return
439 flags=''
440 libs=''
441 for f; do
442 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
443 done
444 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
445 }
446
447 check_cflags(){
448 log check_cflags "$@"
449 check_cc "$@" <<EOF && add_cflags "$@"
450 int x;
451 EOF
452 }
453
454 check_ldflags(){
455 log check_ldflags "$@"
456 check_ld "$@" <<EOF && add_ldflags "$@"
457 int main(void){
458 return 0;
459 }
460 EOF
461 }
462
463 check_header(){
464 log check_header "$@"
465 header=$1
466 shift
467 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
468 disable $var
469 check_cpp "$@" <<EOF && enable $var
470 #include <$header>
471 int x;
472 EOF
473 }
474
475 check_func(){
476 log check_func "$@"
477 func=$1
478 shift
479 disable $func
480 check_ld "$@" <<EOF && enable $func
481 extern int $func();
482 int main(void){
483 $func();
484 }
485 EOF
486 }
487
488 check_func2(){
489 log check_func2 "$@"
490 headers=$1
491 func=$2
492 shift 2
493 disable $func
494 incs=""
495 for hdr in $headers; do
496 incs="$incs
497 #include <$hdr>"
498 done
499 check_ld "$@" <<EOF && enable $func
500 $incs
501 int main(int argc, char **argv){
502 (void) $func;
503 return 0;
504 }
505 EOF
506 }
507
508 check_lib(){
509 log check_lib "$@"
510 header="$1"
511 func="$2"
512 shift 2
513 temp_extralibs "$@"
514 check_header $header && check_func $func && add_extralibs "$@"
515 err=$?
516 restore_flags
517 return $err
518 }
519
520 check_lib2(){
521 log check_lib2 "$@"
522 headers="$1"
523 func="$2"
524 shift 2
525 temp_extralibs "$@"
526 check_func2 "$headers" $func && add_extralibs "$@"
527 err=$?
528 restore_flags
529 return $err
530 }
531
532 check_exec(){
533 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
534 }
535
536 check_exec_crash(){
537 code=`cat`
538
539 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
540 # are safe but may not be available everywhere. Thus we use
541 # raise(SIGTERM) instead. The check is run in a subshell so we
542 # can redirect the "Terminated" message from the shell. SIGBUS
543 # is not defined by standard C so it is used conditionally.
544
545 (check_exec "$@") >>$logfile 2>&1 <<EOF
546 #include <signal.h>
547 static void sighandler(int sig){
548 raise(SIGTERM);
549 }
550 int main(void){
551 signal(SIGILL, sighandler);
552 signal(SIGFPE, sighandler);
553 signal(SIGSEGV, sighandler);
554 #ifdef SIGBUS
555 signal(SIGBUS, sighandler);
556 #endif
557 { $code }
558 }
559 EOF
560 }
561
562 check_type(){
563 log check_type "$@"
564 headers=$1
565 type=$2
566 shift 2
567 disable $type
568 incs=""
569 for hdr in $headers; do
570 incs="$incs
571 #include <$hdr>"
572 done
573 check_cc "$@" <<EOF && enable $type
574 $incs
575 $type v;
576 EOF
577 }
578
579 require(){
580 name="$1"
581 header="$2"
582 func="$3"
583 shift 3
584 check_lib $header $func "$@" || die "ERROR: $name not found"
585 }
586
587 require2(){
588 name="$1"
589 headers="$2"
590 func="$3"
591 shift 3
592 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
593 }
594
595 check_foo_config(){
596 cfg=$1
597 pkg=$2
598 header=$3
599 func=$4
600 shift 4
601 disable $cfg
602 check_cmd ${pkg}-config --version
603 err=$?
604 if test "$err" = 0; then
605 temp_cflags `${pkg}-config --cflags`
606 temp_extralibs `${pkg}-config --libs`
607 check_lib "$@" $header $func && enable $cfg
608 fi
609 return $err
610 }
611
612 apply(){
613 file=$1
614 shift
615 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
616 }
617
618 COMPONENT_LIST="
619 bsfs
620 decoders
621 demuxers
622 encoders
623 filters
624 indevs
625 muxers
626 outdevs
627 parsers
628 protocols
629 "
630
631 CONFIG_LIST="
632 $COMPONENT_LIST
633 avfilter
634 avfilter_lavf
635 avisynth
636 beos_netserver
637 ffmpeg
638 ffplay
639 ffserver
640 gpl
641 gprof
642 gray
643 hardcoded_tables
644 ipv6
645 liba52
646 liba52bin
647 libamr_nb
648 libamr_wb
649 libdc1394
650 libfaac
651 libfaad
652 libfaadbin
653 libgsm
654 libmp3lame
655 libnut
656 libtheora
657 libvorbis
658 libx264
659 libxvid
660 memalign_hack
661 mlib
662 mpegaudio_hp
663 network
664 nonfree
665 postproc
666 powerpc_perf
667 small
668 swscale
669 vhook
670 x11grab
671 zlib
672 "
673
674 THREADS_LIST='
675 beosthreads
676 os2threads
677 pthreads
678 w32threads
679 '
680
681 ARCH_LIST='
682 alpha
683 armv4l
684 bfin
685 ia64
686 m68k
687 mips
688 parisc
689 powerpc
690 s390
691 sh4
692 sparc
693 sparc64
694 x86
695 x86_32
696 x86_64
697 '
698
699 ARCH_EXT_LIST='
700 altivec
701 armv5te
702 armv6
703 iwmmxt
704 mmi
705 mmx
706 mmx2
707 ssse3
708 vis
709 '
710
711 HAVE_LIST="
712 $ARCH_EXT_LIST
713 $THREADS_LIST
714 altivec_h
715 arpa_inet_h
716 bswap
717 byteswap_h
718 closesocket
719 cmov
720 conio_h
721 dcbzl
722 dev_bktr_ioctl_bt848_h
723 dev_bktr_ioctl_meteor_h
724 dev_ic_bt8xx_h
725 dev_video_meteor_ioctl_meteor_h
726 dev_video_bktr_ioctl_bt848_h
727 dlfcn_h
728 dlopen
729 ebp_available
730 ebx_available
731 fast_64bit
732 fast_cmov
733 fast_unaligned
734 fork
735 freetype2
736 gethrtime
737 GetProcessTimes
738 getrusage
739 imlib2
740 inet_aton
741 inline_asm
742 libdc1394_1
743 libdc1394_2
744 llrint
745 lrint
746 lrintf
747 machine_ioctl_bt848_h
748 machine_ioctl_meteor_h
749 malloc_h
750 memalign
751 mkstemp
752 pld
753 ppc64
754 round
755 roundf
756 sdl
757 sdl_video_size
758 socklen_t
759 soundcard_h
760 poll_h
761 sys_mman_h
762 sys_select_h
763 sys_soundcard_h
764 termios_h
765 threads
766 winsock2_h
767 "
768
769 CMDLINE_SELECT="
770 $ARCH_EXT_LIST
771 $CONFIG_LIST
772 $THREADS_LIST
773 cross_compile
774 debug
775 extra_warnings
776 logging
777 optimizations
778 shared
779 static
780 stripping
781 "
782 CMDLINE_SET='
783 arch
784 build_suffix
785 cc
786 cpu
787 cross_prefix
788 incdir
789 libdir
790 logfile
791 make
792 mandir
793 prefix
794 shlibdir
795 source_path
796 target_os
797 '
798
799 # code dependency declarations
800
801 # architecture extensions
802 altivec_deps="powerpc"
803 armv5te_deps="armv4l"
804 armv6_deps="armv4l"
805 iwmmxt_deps="armv4l"
806 mmi_deps="mips"
807 mmx_deps="x86"
808 mmx2_deps="x86"
809 ssse3_deps="x86"
810 vis_deps="sparc"
811
812 # decoders / encoders
813 ac3_decoder_deps="gpl"
814 dxa_decoder_deps="zlib"
815 flashsv_decoder_deps="zlib"
816 flashsv_encoder_deps="zlib"
817 mpeg_xvmc_decoder_deps="xvmc"
818 png_decoder_deps="zlib"
819 png_encoder_deps="zlib"
820 zmbv_decoder_deps="zlib"
821 zmbv_encoder_deps="zlib"
822
823 # external libraries
824 liba52_decoder_deps="liba52"
825 liba52bin_decoder_extralibs='$ldl'
826 libamr_nb_decoder_deps="libamr_nb"
827 libamr_nb_encoder_deps="libamr_nb"
828 libamr_wb_decoder_deps="libamr_wb"
829 libamr_wb_encoder_deps="libamr_wb"
830 libfaac_encoder_deps="libfaac"
831 libfaad_decoder_deps="libfaad"
832 libfaadbin_decoder_extralibs='$ldl'
833 libgsm_decoder_deps="libgsm"
834 libgsm_encoder_deps="libgsm"
835 libgsm_ms_decoder_deps="libgsm"
836 libgsm_ms_encoder_deps="libgsm"
837 libmp3lame_encoder_deps="libmp3lame"
838 libtheora_encoder_deps="libtheora"
839 libvorbis_encoder_deps="libvorbis"
840 libx264_encoder_deps="libx264"
841 libxvid_encoder_deps="libxvid"
842 mpeg4aac_decoder_deps="libfaad"
843
844 # demuxers / muxers
845 ac3_demuxer_deps="ac3_parser"
846 audio_beos_demuxer_deps="audio_beos"
847 audio_beos_demuxer_extralibs="-lmedia -lbe"
848 audio_beos_muxer_deps="audio_beos"
849 audio_beos_muxer_extralibs="-lmedia -lbe"
850 avisynth_demuxer_deps="avisynth"
851 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
852 dv1394_demuxer_deps="dv1394 dv_demuxer"
853 libdc1394_demuxer_deps="libdc1394"
854 libnut_demuxer_deps="libnut"
855 libnut_muxer_deps="libnut"
856 mp3_demuxer_deps="mpegaudio_parser"
857 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
858 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
859 redir_demuxer_deps="network"
860 rtp_muxer_deps="network rtp_protocol"
861 rtsp_demuxer_deps="sdp_demuxer"
862 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
863 v4l_demuxer_deps="linux_videodev_h"
864 v4l2_demuxer_deps="linux_videodev2_h"
865 vfwcap_demuxer_deps="capCreateCaptureWindow"
866 vfwcap_demuxer_extralibs="-lvfw32"
867 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
868 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
869
870 # protocols
871 http_protocol_deps="network"
872 rtp_protocol_deps="udp_protocol"
873 tcp_protocol_deps="network"
874 udp_protocol_deps="network"
875
876 # filters
877 movie_filter_deps="avfilter_lavf"
878
879 # programs
880 ffplay_deps="sdl"
881 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
882 ffserver_extralibs='$ldl'
883 vhook_extralibs='$ldl'
884
885
886 # default parameters
887
888 logfile="config.err"
889
890 # installation paths
891 prefix="/usr/local"
892 libdir='$(PREFIX)/lib'
893 shlibdir="$libdir"
894 incdir='$(PREFIX)/include'
895 mandir='$(PREFIX)/share/man'
896 bindir='$(PREFIX)/bin'
897
898 # toolchain
899 cc="gcc"
900 ar="ar"
901 nm="nm"
902 ranlib="ranlib"
903 make="make"
904 strip="strip"
905 asmalign_pot="unknown"
906 ln_s="ln -sf"
907
908 # machine
909 arch=`uname -m`
910 cpu="generic"
911
912 # OS
913 target_os=$(tolower $(uname -s))
914
915 # libraries
916 enable zlib
917
918 # configurable options
919 enable debug
920 enable ffmpeg
921 enable ffplay
922 enable ffserver
923 enable ipv6
924 enable mpegaudio_hp
925 enable network
926 enable optimizations
927 enable protocols
928 enable static
929 enable stripping
930 vhook="default"
931
932 # build settings
933 SHFLAGS='-shared -Wl,-soname,$@'
934 VHOOKSHFLAGS='$(SHFLAGS)'
935 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
936 FFSERVERLDFLAGS=-Wl,-E
937 LIBPREF="lib"
938 LIBSUF=".a"
939 FULLNAME='$(NAME)$(BUILDSUF)'
940 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
941 SLIBPREF="lib"
942 SLIBSUF=".so"
943 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
944 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
945 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
946 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
947
948 # gcc stupidly only outputs the basename of targets with -MM
949 DEPEND_CMD='$(CC) -MM $(CFLAGS) $(filter-out %.h,$^) | sed "s,[0-9a-z._-]*: \($(SRC_DIR)/\)*\([a-z0-9]*/\)[^/]* ,\\2&,"'
950 VHOOK_DEPEND_CMD='$(CC) -MM $(VHOOKCFLAGS) $(filter-out %.h,$^) | sed "s,^\([a-z]\),vhook/\\1,"'
951
952 # find source path
953 source_path="`dirname \"$0\"`"
954 enable source_path_used
955 if test -z "$source_path" -o "$source_path" = "." ; then
956 source_path="`pwd`"
957 disable source_path_used
958 else
959 source_path="`cd \"$source_path\"; pwd`"
960 echo "$source_path" | grep -q '[[:blank:]]' &&
961 die "Out of tree builds are impossible with whitespace in source path."
962 fi
963
964 FFMPEG_CONFIGURATION="$@"
965
966 find_things(){
967 thing=$1
968 pattern=$2
969 file=$source_path/$3
970 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
971 }
972
973 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
974 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
975 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
976 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
977 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
978 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
979 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
980 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
981 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
982 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
983
984 enable $ARCH_EXT_LIST \
985 $DECODER_LIST \
986 $ENCODER_LIST \
987 $PARSER_LIST \
988 $BSF_LIST \
989 $DEMUXER_LIST \
990 $MUXER_LIST \
991 $FILTER_LIST \
992 $PROTOCOL_LIST \
993 $INDEV_LIST \
994 $OUTDEV_LIST \
995
996 die_unknown(){
997 echo "Unknown option \"$1\"."
998 echo "See $0 --help for available options."
999 exit 1
1000 }
1001
1002 show_list() {
1003 suffix=_$1
1004 shift
1005 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1006 exit 0
1007 }
1008
1009 for opt do
1010 optval="${opt#*=}"
1011 case "$opt" in
1012 --extra-cflags=*) add_cflags "$optval"
1013 ;;
1014 --extra-ldflags=*) add_ldflags "$optval"
1015 ;;
1016 --extra-libs=*) add_extralibs "$optval"
1017 ;;
1018 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1019 ;;
1020 --enable-debug=*) debuglevel="$optval"
1021 ;;
1022 --enable-*=*|--disable-*=*)
1023 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1024 case "$thing" in
1025 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1026 *) die_unknown "$opt" ;;
1027 esac
1028 ;;
1029 --enable-?*|--disable-?*)
1030 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1031 if is_in $option $COMPONENT_LIST; then
1032 eval $action \$$(toupper ${option%s})_LIST
1033 elif is_in $option $CMDLINE_SELECT; then
1034 $action $option
1035 else
1036 die_unknown $opt
1037 fi
1038 ;;
1039 --list-*)
1040 NAME="${opt#--list-}"
1041 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1042 NAME=${NAME%s}
1043 eval show_list $NAME \$$(toupper $NAME)_LIST
1044 ;;
1045 --help|-h) show_help
1046 ;;
1047 *)
1048 optname="${opt%=*}"
1049 optname="${optname#--}"
1050 optname=$(echo "$optname" | sed 's/-/_/g')
1051 is_in $optname $CMDLINE_SET || die_unknown $opt
1052 eval $optname='$optval'
1053 ;;
1054 esac
1055 done
1056
1057 # OS specific
1058 case $target_os in
1059 beos|haiku|zeta)
1060 prefix="$HOME/config"
1061 # helps building libavcodec
1062 add_cflags "-DPIC -fomit-frame-pointer"
1063 # 3 gcc releases known for BeOS, each with ugly bugs
1064 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1065 case "$gcc_version" in
1066 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1067 disable mmx
1068 ;;
1069 *20010315*) echo "BeBits gcc"
1070 add_cflags "-fno-expensive-optimizations"
1071 ;;
1072 esac
1073 SHFLAGS=-nostart
1074 # enable BeOS things
1075 enable audio_beos
1076 # no need for libm, but the inet stuff
1077 # Check for BONE
1078 # XXX: actually should check for NOT net_server
1079 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1080 network_extralibs="-lbind -lsocket"
1081 else
1082 enable beos_netserver
1083 network_extralibs="-lnet"
1084 fi ;;
1085 sunos)
1086 FFSERVERLDFLAGS=""
1087 SHFLAGS='-shared -Wl,-h,$@'
1088 network_extralibs="-lsocket -lnsl"
1089 ;;
1090 netbsd)
1091 oss_demuxer_extralibs="-lossaudio"
1092 oss_muxer_extralibs="-lossaudio"
1093 ;;
1094 openbsd)
1095 disable need_memalign
1096 LIBOBJFLAGS='$(PIC)'
1097 SHFLAGS='-shared'
1098 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1099 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1100 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1101 oss_demuxer_extralibs="-lossaudio"
1102 oss_muxer_extralibs="-lossaudio"
1103 ;;
1104 freebsd)
1105 disable need_memalign
1106 ;;
1107 bsd/os)
1108 osextralibs="-lpoll -lgnugetopt"
1109 strip="strip -d"
1110 ;;
1111 darwin)
1112 disable need_memalign
1113 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1114 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1115 strip="strip -x"
1116 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1117 SLIBSUF=".dylib"
1118 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1119 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1120 FFSERVERLDFLAGS=-Wl,-bind_at_load
1121 ;;
1122 mingw32*)
1123 target_os=mingw32
1124 shlibdir="$bindir"
1125 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1126 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1127 if enabled swscale; then
1128 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1129 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1130 fi
1131 disable ffserver
1132 SLIBPREF=""
1133 SLIBSUF=".dll"
1134 EXESUF=".exe"
1135 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1136 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1137 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1138 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1139 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1140 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1141 ;;
1142 cygwin*)
1143 target_os=cygwin
1144 shlibdir="$bindir"
1145 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1146 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1147 if enabled swscale; then
1148 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1149 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1150 fi
1151 EXESUF=".exe"
1152 SLIBPREF="cyg"
1153 SLIBSUF=".dll"
1154 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1155 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1156 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1157 ;;
1158 *-dos|freedos|opendos)
1159 disable ffplay ffserver vhook
1160 disable $INDEV_LIST $OUTDEV_LIST
1161 network_extralibs="-lsocket"
1162 EXESUF=".exe"
1163 ;;
1164 linux)
1165 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1166 enable dv1394
1167 ;;
1168 irix*)
1169 target_os=irix
1170 ranlib="echo ignoring ranlib"
1171 ;;
1172 os/2*)
1173 strip="lxlite"
1174 ln_s="cp -f"
1175 EXESUF=".exe"
1176 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1177 SHFLAGS='$(NAME).def -Zdll -Zomf'
1178 FFSERVERLDFLAGS=""
1179 LIBSUF="_s.a"
1180 SLIBPREF=""
1181 SLIBSUF=".dll"
1182 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1183 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1184 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1185 echo PROTMODE >> $(NAME).def; \
1186 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1187 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1188 echo EXPORTS >> $(NAME).def; \
1189 emxexp -o $(OBJS) >> $(NAME).def'
1190 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1191 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1192 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1193 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1194 disable vhook
1195 ;;
1196 interix)
1197 disable vhook
1198 ;;
1199
1200 *)
1201 target_os="${target_os}-UNKNOWN"
1202 ;;
1203 esac
1204
1205 # set temporary file name
1206 if test ! -z "$TMPDIR" ; then
1207 TMPDIR1="${TMPDIR}"
1208 elif test ! -z "$TEMPDIR" ; then
1209 TMPDIR1="${TEMPDIR}"
1210 else
1211 TMPDIR1="/tmp"
1212 fi
1213
1214 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1215 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1216 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1217 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1218 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1219
1220
1221 add_extralibs $osextralibs
1222
1223 disabled logging && logfile=/dev/null
1224
1225 echo "# $0 $@" >$logfile
1226 set >>$logfile
1227
1228 case "$arch" in
1229 i386|i486|i586|i686|i86pc|BePC)
1230 arch="x86_32"
1231 enable fast_unaligned
1232 ;;
1233 x86_64|amd64)
1234 arch="x86_32"
1235 enable fast_unaligned
1236 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1237 int test[sizeof(char*) - 7];
1238 EOF
1239 ;;
1240 # armv4l is a subset of armv[567]*l
1241 arm|armv[4567]*l)
1242 arch="armv4l"
1243 ;;
1244 alpha)
1245 arch="alpha"
1246 enable fast_64bit
1247 ;;
1248 "Power Macintosh"|ppc|powerpc)
1249 arch="powerpc"
1250 ;;
1251 ppc64)
1252 arch="powerpc"
1253 enable fast_64bit
1254 ;;
1255 mips|mipsel|IP*)
1256 arch="mips"
1257 ;;
1258 sun4u|sparc64)
1259 arch="sparc64"
1260 enable fast_64bit
1261 ;;
1262 sparc)
1263 arch="sparc"
1264 ;;
1265 sh4)
1266 arch="sh4"
1267 ;;
1268 parisc)
1269 arch="parisc"
1270 ;;
1271 parisc64)
1272 arch="parisc"
1273 enable fast_64bit
1274 ;;
1275 s390|s390x)
1276 arch="s390"
1277 ;;
1278 m68k)
1279 arch="m68k"
1280 ;;
1281 ia64)
1282 arch="ia64"
1283 enable fast_64bit
1284 ;;
1285 bfin)
1286 arch="bfin"
1287 ;;
1288 *)
1289 arch="unknown"
1290 ;;
1291 esac
1292
1293 enable $arch
1294 enabled_any x86_32 x86_64 && enable x86
1295 enabled sparc64 && enable sparc
1296
1297 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1298 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1299
1300 test -n "$cross_prefix" && enable cross_compile
1301 cc="${cross_prefix}${cc}"
1302 ar="${cross_prefix}${ar}"
1303 nm="${cross_prefix}${nm}"
1304 ranlib="${cross_prefix}${ranlib}"
1305 strip="${cross_prefix}${strip}"
1306
1307 # we need to build at least one lib type
1308 if ! enabled_any static shared; then
1309 cat <<EOF
1310 At least one library type must be built.
1311 Specify --enable-static to build the static libraries or --enable-shared to
1312 build the shared libraries as well. To only build the shared libraries specify
1313 --disable-static in addition to --enable-shared.
1314 EOF
1315 exit 1;
1316 fi
1317
1318 disabled static && LIBNAME=""
1319
1320 if enabled_any libfaad libfaadbin ; then
1321 if check_header faad.h; then
1322 check_cc << EOF
1323 #include <faad.h>
1324 #ifndef FAAD2_VERSION
1325 ok faad1
1326 #endif
1327 int main(void) { return 0; }
1328 EOF
1329 test $? = 0 && enable libfaad2
1330 else
1331 die "FAAD test failed."
1332 fi
1333 fi
1334
1335
1336 if ! enabled gpl; then
1337 die_gpl_disabled(){
1338 name=$1
1339 shift
1340 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1341 }
1342 die_gpl_disabled "The Postprocessing code" postproc
1343 die_gpl_disabled "liba52" liba52
1344 die_gpl_disabled "libx264" libx264
1345 die_gpl_disabled "libxvidcore" libxvid
1346 die_gpl_disabled "FAAD2" libfaad2
1347 die_gpl_disabled "The X11 grabber" x11grab
1348 die_gpl_disabled "The software scaler" swscale
1349 fi
1350
1351 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1352 die "libamr is nonfree and --enable-nonfree is not specified."
1353 fi
1354
1355 check_deps $ARCH_EXT_LIST
1356
1357 test -z "$need_memalign" && need_memalign="$mmx"
1358
1359 #Darwin CC versions
1360 if test $target_os = darwin; then
1361 if $cc -v 2>&1 | grep -q xlc; then
1362 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1363 else
1364 add_cflags "-pipe"
1365 check_cflags "-force_cpusubtype_ALL"
1366 check_cflags "-Wno-sign-compare"
1367 enabled shared || add_cflags -mdynamic-no-pic
1368 fi
1369 fi
1370
1371 disabled optimizations || add_cflags -fomit-frame-pointer
1372
1373 # Add processor-specific flags
1374 if test $cpu != "generic"; then
1375 warn_altivec(){
1376 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1377 }
1378 case $cpu in
1379 601|ppc601|PowerPC601)
1380 add_cflags "-mcpu=601"
1381 warn_altivec enabled PPC601
1382 ;;
1383 603*|ppc603*|PowerPC603*)
1384 add_cflags "-mcpu=603"
1385 warn_altivec enabled PPC603
1386 ;;
1387 604*|ppc604*|PowerPC604*)
1388 add_cflags "-mcpu=604"
1389 warn_altivec enabled PPC604
1390 ;;
1391 G3|g3|75*|ppc75*|PowerPC75*)
1392 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1393 warn_altivec enabled PPC75x
1394 ;;
1395 G4|g4|745*|ppc745*|PowerPC745*)
1396 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1397 warn_altivec disabled PPC745x
1398 ;;
1399 74*|ppc74*|PowerPC74*)
1400 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1401 warn_altivec disabled PPC74xx
1402 ;;
1403 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1404 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1405 warn_altivec disabled PPC970
1406 enable ppc64
1407 ;;
1408 Cell|CELL|cell)
1409 add_cflags "-mcpu=cell"
1410 warn_altivec disabled Cell
1411 enable ppc64
1412 ;;
1413 # targets that do NOT support conditional mov (cmov)
1414 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1415 add_cflags "-march=$cpu"
1416 disable cmov
1417 ;;
1418 # targets that do support conditional mov (cmov)
1419 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1420 add_cflags "-march=$cpu"
1421 enable cmov
1422 enable fast_cmov
1423 ;;
1424 # targets that do support conditional mov but on which it's slow
1425 pentium4|pentium4m|prescott|nocona)
1426 add_cflags "-march=$cpu"
1427 enable cmov
1428 disable fast_cmov
1429 ;;
1430 sparc64)
1431 add_cflags "-mcpu=v9"
1432 ;;
1433 arm*)
1434 add_cflags "-mcpu=$cpu"
1435 ;;
1436 *)
1437 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1438 ;;
1439 esac
1440 fi
1441
1442 gnu_make(){
1443 $1 --version 2>&1 | grep -q GNU
1444 }
1445
1446 if ! gnu_make $make; then
1447 gnu_make gmake && make=gmake || die "GNU make not found."
1448 fi
1449
1450 # make sure we can execute files in $TMPDIR
1451 cat >$TMPE 2>>$logfile <<EOF
1452 #! /bin/sh
1453 EOF
1454 chmod +x $TMPE >>$logfile 2>&1
1455 if ! $TMPE >>$logfile 2>&1; then
1456 cat <<EOF
1457 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1458 variable to another directory and make sure that $TMPDIR1 is not mounted
1459 noexec.
1460 EOF
1461 die "Sanity test failed."
1462 fi
1463 rm $TMPE
1464
1465 # compiler sanity check
1466 check_exec <<EOF
1467 int main(void){
1468 return 0;
1469 }
1470 EOF
1471 if test "$?" != 0; then
1472 echo "$cc is unable to create an executable file."
1473 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1474 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1475 echo "Only do this if you know what cross compiling means."
1476 fi
1477 die "C compiler test failed."
1478 fi
1479
1480 check_cc <<EOF || die "Symbol mangling check failed."
1481 int ff_extern;
1482 EOF
1483 sym=$($nm -P -g $TMPO)
1484 extern_prefix=${sym%%ff_extern*}
1485
1486 check_asm inline_asm '""'
1487
1488 if enabled x86; then
1489 # check whether EBP is available on x86
1490 # As 'i' is stored on the stack, this program will crash
1491 # if the base pointer is used to access it because the
1492 # base pointer is cleared in the inline assembly code.
1493 check_exec_crash <<EOF && enable ebp_available
1494 volatile int i=0;
1495 asm volatile (
1496 "xorl %%ebp, %%ebp"
1497 ::: "%ebp");
1498 return i;
1499 EOF
1500
1501 # check wether EBX is available on x86
1502 check_asm ebx_available '"":::"%ebx"'
1503
1504 # check whether binutils is new enough to compile SSSE3/MMX2
1505 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1506 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
1507
1508 check_asm bswap '"bswap %%eax" ::: "%eax"'
1509 fi
1510
1511 # check for assembler specific support
1512
1513 if test $arch = "powerpc"; then
1514 check_cc <<EOF && enable dcbzl
1515 int main(void) {
1516 register long zero = 0;
1517 char data[1024];
1518 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1519 return 0;
1520 }
1521 EOF
1522 fi
1523
1524 # check for SIMD availability
1525
1526 # AltiVec flags: The FSF version of GCC differs from the Apple version
1527 if enabled altivec; then
1528 check_cflags -maltivec -mabi=altivec &&
1529 check_header altivec.h ||
1530 check_cflags -faltivec
1531
1532 # check if our compiler supports Motorola AltiVec C API
1533 enabled altivec_h &&
1534 inc_altivec_h="#include <altivec.h>" ||
1535 inc_altivec_h=
1536 check_cc <<EOF || disable altivec
1537 $inc_altivec_h
1538 int main(void) {
1539 vector signed int v1, v2, v3;
1540 v1 = vec_add(v2,v3);
1541 return 0;
1542 }
1543 EOF
1544 fi
1545
1546 # We have to check if pld is a nop and disable it.
1547 enabled armv4l && check_asm pld '"pld [r0]"'
1548 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1549 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1550 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1551 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1552 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1553
1554 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1555
1556 # ---
1557 # big/little-endian test
1558 check_cc <<EOF || die "endian test failed"
1559 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1560 EOF
1561 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1562
1563 # ---
1564 # check availability of some header files
1565
1566 if check_func dlopen; then
1567 ldl=
1568 elif check_func dlopen -ldl; then
1569 ldl=-ldl
1570 fi
1571
1572 check_func fork
1573 check_func gethrtime
1574 check_func getrusage
1575 check_func inet_aton $network_extralibs
1576 check_func memalign
1577 check_func mkstemp
1578 check_func2 windows.h GetProcessTimes
1579
1580 check_header byteswap.h
1581 check_header conio.h
1582 check_header dlfcn.h
1583 check_header malloc.h
1584 check_header sys/mman.h
1585 check_header termios.h
1586
1587 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1588 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1589 fi
1590
1591 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1592
1593 # ffserver uses poll(),
1594 # if it's not found we can emulate it using select().
1595 if enabled ffserver; then
1596 check_header poll.h
1597 check_header sys/select.h
1598 fi
1599
1600 # check for some common methods of building with pthread support
1601 # do this before the optional library checks as some of them require pthreads
1602 if enabled pthreads; then
1603 if check_func pthread_create; then
1604 :
1605 elif check_func pthread_create -pthread; then
1606 add_cflags -pthread
1607 add_extralibs -pthread
1608 elif check_func pthread_create -pthreads; then
1609 add_cflags -pthreads
1610 add_extralibs -pthreads
1611 elif ! check_lib pthread.h pthread_create -lpthread; then
1612 die "ERROR: can't find pthreads library"
1613 fi
1614 fi
1615
1616 for thread in $THREADS_LIST; do
1617 if enabled $thread; then
1618 test -n "$thread_type" &&
1619 die "ERROR: Only one thread type must be selected." ||
1620 thread_type="$thread"
1621 fi
1622 done
1623
1624 check_lib math.h sin -lm
1625
1626 # test for C99 functions in math.h
1627 for func in llrint lrint lrintf round roundf; do
1628 check_exec <<EOF && enable $func || disable $func
1629 #define _ISOC9X_SOURCE 1
1630 #include <math.h>
1631 int main(void) { return ($func(3.999f) > 0)?0:1; }
1632 EOF
1633 done
1634
1635 # these are off by default, so fail if requested and not available
1636 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1637 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1638 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1639 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1640 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1641 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1642 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1643 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1644 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1645 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1646 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1647 enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
1648 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1649 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1650
1651 # disable the native AC-3 decoder if liba52 is enabled
1652 enabled liba52 && disable ac3_decoder
1653
1654 # libdc1394 check
1655 if enabled libdc1394; then
1656 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1657 enable libdc1394_2; } ||
1658 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1659 enable libdc1394_1; } ||
1660 die "ERROR: No version of libdc1394 found "
1661 fi
1662
1663
1664 _restrict=
1665 for restrict_keyword in restrict __restrict__ __restrict; do
1666 check_cc <<EOF && _restrict=$restrict_keyword && break
1667 void foo(char * $restrict_keyword p);
1668 EOF
1669 done
1670
1671 test "$vhook" = "default" && vhook="$dlopen"
1672
1673 if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
1674 disable vhook
1675 echo
1676 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1677 echo "Patches welcome."
1678 echo
1679 fi
1680
1681 if enabled vhook; then
1682 check_ldflags -rdynamic
1683 check_ldflags -export-dynamic
1684 fi
1685
1686 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1687 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1688
1689 ##########################################
1690 # SDL check
1691
1692 disable sdl_too_old
1693 disable sdl
1694 SDL_CONFIG="${cross_prefix}sdl-config"
1695 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1696 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1697 temp_cflags $sdl_cflags
1698 temp_extralibs `"${SDL_CONFIG}" --libs`
1699 if check_lib2 SDL.h SDL_Init; then
1700 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1701 if test "$_sdlversion" -lt 121 ; then
1702 enable sdl_too_old
1703 else
1704 enable sdl
1705 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1706 #include <SDL.h>
1707 int main(int argc, char **argv){
1708 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1709 int w = vi->current_w;
1710 return 0;
1711 }
1712 EOF
1713 fi
1714 fi
1715 restore_flags
1716 fi
1717
1718 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1719
1720 check_type sys/socket.h socklen_t
1721
1722 ##########################################
1723 # Network check
1724
1725 if enabled network; then
1726 # Prefer arpa/inet.h over winsock2
1727 if check_header arpa/inet.h ; then
1728 check_func closesocket
1729 elif check_header winsock2.h ; then
1730 network_extralibs="-lws2_32"
1731 check_type ws2tcpip.h socklen_t
1732 check_func2 winsock2.h closesocket
1733 fi
1734 fi
1735
1736 ##########################################
1737 # IPv6 check
1738
1739 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1740 #include <sys/types.h>
1741 #include <sys/socket.h>
1742 #include <netinet/in.h>
1743 #include <netdb.h>
1744 int main(void) {
1745 struct sockaddr_storage saddr;
1746 struct ipv6_mreq mreq6;
1747 getaddrinfo(0,0,0,0);
1748 getnameinfo(0,0,0,0,0,0,0);
1749 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1750 }
1751 EOF
1752
1753 check_header linux/videodev.h
1754 check_header linux/videodev2.h
1755
1756 check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1757
1758 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1759 { check_header dev/bktr/ioctl_meteor.h &&
1760 check_header dev/bktr/ioctl_bt848.h; } ||
1761 { check_header machine/ioctl_meteor.h &&
1762 check_header machine/ioctl_bt848.h; } ||
1763 { check_header dev/video/meteor/ioctl_meteor.h &&
1764 check_header dev/video/bktr/ioctl_bt848.h; } ||
1765 check_header dev/ic/bt8xx.h
1766
1767 check_header sys/soundcard.h
1768 check_header soundcard.h
1769
1770 # deal with the X11 frame grabber
1771 enabled x11grab &&
1772 check_header X11/Xlib.h &&
1773 check_header X11/extensions/XShm.h &&
1774 check_func XOpenDisplay -lX11 &&
1775 check_func XShmCreateImage -lX11 -lXext
1776
1777 enabled debug && add_cflags -g"$debuglevel"
1778
1779 # add some useful compiler flags if supported
1780 check_cflags -Wdeclaration-after-statement
1781 check_cflags -Wall
1782 check_cflags -Wno-switch
1783 check_cflags -Wdisabled-optimization
1784 check_cflags -Wpointer-arith
1785 check_cflags -Wredundant-decls
1786 check_cflags -Wno-pointer-sign
1787 check_cflags -Wcast-qual
1788 check_cflags -Wwrite-strings
1789 check_cflags -Wtype-limits
1790 enabled extra_warnings && check_cflags -Winline
1791
1792 # add some linker flags
1793 check_ldflags -Wl,--warn-common
1794 check_ldflags $LDLATEFLAGS
1795 check_ldflags -Wl,-Bsymbolic
1796
1797 if enabled small; then
1798 check_cflags -Os # not all compilers support -Os
1799 optimizations="small"
1800 elif enabled optimizations; then
1801 if $cc -v 2>&1 | grep -q xlc; then
1802 add_cflags "-O5"
1803 add_ldflags "-O5"
1804 else
1805 add_cflags "-O3"
1806 fi
1807 fi
1808 check_cflags -fno-math-errno
1809 check_cflags -fno-signed-zeros
1810
1811 # PIC flags for shared library objects where they are needed
1812 if enabled shared; then
1813 # LIBOBJFLAGS may have already been set in the OS configuration
1814 if test -z "$LIBOBJFLAGS" ; then
1815 case "$arch" in
1816 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1817 esac
1818 fi
1819 fi
1820
1821 if enabled gprof; then
1822 add_cflags "-p"
1823 add_ldflags "-p"
1824 fi
1825
1826 VHOOKCFLAGS="-fPIC"
1827
1828 # Find out if the .align argument is a power of two or not.
1829 if test $asmalign_pot = "unknown"; then
1830 disable asmalign_pot
1831 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1832 fi
1833
1834 enabled_any $DECODER_LIST && enable decoders
1835 enabled_any $ENCODER_LIST && enable encoders
1836 enabled_any $BSF_LIST && enable bsfs
1837 enabled_any $DEMUXER_LIST && enable demuxers
1838 enabled_any $MUXER_LIST && enable muxers
1839 enabled_any $FILTER_LIST && enable filters
1840 enabled_any $INDEV_LIST && enable demuxers
1841 enabled_any $OUTDEV_LIST && enable muxers
1842 enabled_any $PROTOCOL_LIST && enable protocols
1843
1844 enabled_any $THREADS_LIST && enable threads
1845
1846 check_deps $CONFIG_LIST \
1847 $HAVE_LIST \
1848 $DECODER_LIST \
1849 $ENCODER_LIST \
1850 $PARSER_LIST \
1851 $BSF_LIST \
1852 $DEMUXER_LIST \
1853 $MUXER_LIST \
1854 $FILTER_LIST \
1855 $INDEV_LIST \
1856 $OUTDEV_LIST \
1857 $PROTOCOL_LIST \
1858
1859 enabled libdc1394 && append pkg_requires "libraw1394"
1860 enabled libtheora && append pkg_requires "theora"
1861 enabled libvorbis && append pkg_requires "vorbisenc"
1862
1863 echo "install prefix $prefix"
1864 echo "source path $source_path"
1865 echo "C compiler $cc"
1866 echo "make $make"
1867 echo ".align is power-of-two $asmalign_pot"
1868 echo "ARCH $arch ($cpu)"
1869 if test "$build_suffix" != ""; then
1870 echo "build suffix $build_suffix"
1871 fi
1872 echo "big-endian ${bigendian-no}"
1873 if test $arch = "x86_32" -o $arch = "x86_64"; then
1874 echo "MMX enabled ${mmx-no}"
1875 echo "CMOV enabled ${cmov-no}"
1876 echo "CMOV is fast ${fast_cmov-no}"
1877 echo "EBX available ${ebx_available-no}"
1878 echo "EBP available ${ebp_available-no}"
1879 fi
1880 if test $arch = "armv4l"; then
1881 echo "ARMv5TE enabled ${armv5te-no}"
1882 echo "ARMv6 enabled ${armv6-no}"
1883 echo "IWMMXT enabled ${iwmmxt-no}"
1884 fi
1885 if test $arch = "mips"; then
1886 echo "MMI enabled ${mmi-no}"
1887 fi
1888 if test $arch = "powerpc"; then
1889 echo "AltiVec enabled ${altivec-no}"
1890 echo "dcbzl available ${dcbzl-no}"
1891 fi
1892 echo "gprof enabled ${gprof-no}"
1893 echo "debug symbols ${debug-no}"
1894 echo "strip symbols ${stripping-no}"
1895 echo "optimizations ${optimizations-no}"
1896 echo "static ${static-no}"
1897 echo "shared ${shared-no}"
1898 echo "postprocessing support ${postproc-no}"
1899 echo "software scaler enabled ${swscale-no}"
1900 echo "new filter support ${avfilter-no}"
1901 echo "filters using lavformat ${avfilter_lavf-no}"
1902 echo "video hooking ${vhook-no}"
1903 if enabled vhook; then
1904 echo "Imlib2 support ${imlib2-no}"
1905 echo "FreeType support ${freetype2-no}"
1906 fi
1907 echo "network support ${network-no}"
1908 if enabled network; then
1909 echo "IPv6 support ${ipv6-no}"
1910 fi
1911 echo "threading support ${thread_type-no}"
1912 echo "SDL support ${sdl-no}"
1913 if enabled sdl_too_old; then
1914 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1915 fi
1916 echo "Sun medialib support ${mlib-no}"
1917 echo "AVISynth enabled ${avisynth-no}"
1918 echo "liba52 support ${liba52-no}"
1919 echo "liba52 dlopened ${liba52bin-no}"
1920 echo "libamr-nb support ${libamr_nb-no}"
1921 echo "libamr-wb support ${libamr_wb-no}"
1922 echo "libdc1394 support ${libdc1394-no}"
1923 echo "libfaac enabled ${libfaac-no}"
1924 echo "libfaad enabled ${libfaad-no}"
1925 echo "libfaad dlopened ${libfaadbin-no}"
1926 echo "libgsm enabled ${libgsm-no}"
1927 echo "libmp3lame enabled ${libmp3lame-no}"
1928 echo "libnut enabled ${libnut-no}"
1929 echo "libtheora enabled ${libtheora-no}"
1930 echo "libvorbis enabled ${libvorbis-no}"
1931 echo "x264 enabled ${libx264-no}"
1932 echo "XviD enabled ${libxvid-no}"
1933 echo "zlib enabled ${zlib-no}"
1934 echo
1935
1936 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
1937 echo "Enabled ${type}s:"
1938 eval list=\$$(toupper $type)_LIST
1939 for part in $list; do
1940 enabled $part && echo ${part%_*}
1941 done | sort | pr -3 -t
1942 echo
1943 done
1944
1945 enabled nonfree &&
1946 echo "License: unredistributable" ||
1947 (enabled gpl &&
1948 echo "License: GPL" ||
1949 echo "License: LGPL")
1950
1951 echo "Creating config.mak and config.h..."
1952
1953 echo "# Automatically generated by configure - do not modify!" > config.mak
1954 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1955 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1956 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1957 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1958
1959 echo "PREFIX=$prefix" >> config.mak
1960 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1961 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1962 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1963 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1964 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1965 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1966 echo "MAKE=$make" >> config.mak
1967 echo "CC=$cc" >> config.mak
1968 echo "AR=$ar" >> config.mak
1969 echo "RANLIB=$ranlib" >> config.mak
1970 echo "LN_S=$ln_s" >> config.mak
1971 enabled stripping &&
1972 echo "STRIP=$strip" >> config.mak ||
1973 echo "STRIP=echo ignoring strip" >> config.mak
1974
1975 echo "OPTFLAGS=$CFLAGS" >> config.mak
1976 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1977 echo "LDFLAGS=$LDFLAGS" >> config.mak
1978 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1979 echo "SHFLAGS=$SHFLAGS" >> config.mak
1980 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1981 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1982 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1983 echo "BUILD_STATIC=$static" >> config.mak
1984 echo "BUILDSUF=$build_suffix" >> config.mak
1985 echo "FULLNAME=$FULLNAME" >> config.mak
1986 echo "LIBPREF=$LIBPREF" >> config.mak
1987 echo "LIBSUF=$LIBSUF" >> config.mak
1988 echo "LIBNAME=$LIBNAME" >> config.mak
1989 echo "SLIBPREF=$SLIBPREF" >> config.mak
1990 echo "SLIBSUF=$SLIBSUF" >> config.mak
1991 echo "EXESUF=$EXESUF" >> config.mak
1992 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
1993 echo "VHOOK_DEPEND_CMD=$VHOOK_DEPEND_CMD" >> config.mak
1994
1995 if enabled bigendian; then
1996 echo "WORDS_BIGENDIAN=yes" >> config.mak
1997 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1998 fi
1999
2000 if enabled sdl; then
2001 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2002 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2003 fi
2004 if enabled texi2html; then
2005 echo "BUILD_DOC=yes" >> config.mak
2006 fi
2007
2008 get_version(){
2009 name=$1
2010 file=$source_path/$2
2011 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2012 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2013 lcname=$(tolower $name)
2014 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2015 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2016 }
2017
2018 get_version LIBSWSCALE libswscale/swscale.h
2019 get_version LIBPOSTPROC libpostproc/postprocess.h
2020 get_version LIBAVCODEC libavcodec/avcodec.h
2021 get_version LIBAVDEVICE libavdevice/avdevice.h
2022 get_version LIBAVFORMAT libavformat/avformat.h
2023 get_version LIBAVUTIL libavutil/avutil.h
2024 get_version LIBAVFILTER libavfilter/avfilter.h
2025
2026 if enabled shared; then
2027 echo "BUILD_SHARED=yes" >> config.mak
2028 echo "PIC=-fPIC -DPIC" >> config.mak
2029 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2030 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2031 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2032 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2033 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2034 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2035 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2036 fi
2037 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2038 echo "EXTRALIBS=$extralibs" >> config.mak
2039
2040 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2041 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2042 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2043 $DECODER_LIST \
2044 $ENCODER_LIST \
2045 $PARSER_LIST \
2046 $BSF_LIST \
2047 $DEMUXER_LIST \
2048 $MUXER_LIST \
2049 $FILTER_LIST \
2050 $PROTOCOL_LIST \
2051 $INDEV_LIST \
2052 $OUTDEV_LIST \
2053
2054 echo "#define restrict $_restrict" >> $TMPH
2055
2056 if enabled small; then
2057 echo "#define av_always_inline" >> $TMPH
2058 fi
2059
2060 echo "SRC_PATH=\"$source_path\"" >> config.mak
2061 echo "SRC_PATH_BARE=$source_path" >> config.mak
2062 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2063
2064 # Apparently it's not possible to portably echo a backslash.
2065 enabled asmalign_pot &&
2066 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2067 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2068
2069 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2070
2071 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2072
2073 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2074 cmp -s $TMPH config.h &&
2075 echo "config.h is unchanged" ||
2076 mv -f $TMPH config.h
2077
2078 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2079
2080 # build tree in object directory if source path is different from current one
2081 if enabled source_path_used; then
2082 DIRS="\
2083 doc \
2084 libavcodec \
2085 libavcodec/alpha \
2086 libavcodec/armv4l \
2087 libavcodec/bfin \
2088 libavcodec/i386 \
2089 libavcodec/mlib \
2090 libavcodec/ppc \
2091 libavcodec/sh4 \
2092 libavcodec/sparc \
2093 libavdevice \
2094 libavfilter \
2095 libavformat \
2096 libavutil \
2097 libpostproc \
2098 libswscale \
2099 tests \
2100 tools \
2101 vhook \
2102 "
2103 FILES="\
2104 Makefile \
2105 common.mak \
2106 doc/texi2pod.pl \
2107 libavcodec/Makefile \
2108 libavdevice/Makefile \
2109 libavfilter/Makefile \
2110 libavformat/Makefile \
2111 libavutil/Makefile \
2112 libpostproc/Makefile \
2113 libswscale/Makefile \
2114 "
2115 for dir in $DIRS ; do
2116 mkdir -p $dir
2117 done
2118 for f in $FILES ; do
2119 $ln_s "$source_path/$f" $f
2120 done
2121 fi
2122
2123
2124 # build pkg-config files
2125 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2126
2127 pkgconfig_generate(){
2128 name=$1
2129 comment=$2
2130 version=$3
2131 libs=$4
2132 requires=$5
2133 cat <<EOF >$name.pc
2134 prefix=$prefix
2135 exec_prefix=\${prefix}
2136 libdir=\${exec_prefix}/lib
2137 includedir=\${prefix}/include
2138
2139 Name: $name
2140 Description: $comment
2141 Version: $version
2142 Requires: $requires
2143 Conflicts:
2144 Libs: -L\${libdir} $libs
2145 Cflags: -I\${includedir}
2146 EOF
2147 }
2148
2149 pkgconfig_generate_uninstalled(){
2150 name=$1
2151 shortname=${name#lib}
2152 comment=$2
2153 version=$3
2154 libs=$4
2155 requires=$5
2156 cat <<EOF >$name-uninstalled.pc
2157 prefix=
2158 exec_prefix=
2159 libdir=\${pcfiledir}/$name
2160 includedir=\${pcfiledir}
2161
2162 Name: $name
2163 Description: $comment
2164 Version: $version
2165 Requires: $requires
2166 Conflicts:
2167 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2168 Cflags: -I\${includedir}
2169 EOF
2170 }
2171
2172 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" -lavutil ""
2173 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2174
2175 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "-lavcodec $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2176 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2177
2178 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "-lavformat $extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2179 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2180
2181 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "-lavdevice $extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2182 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2183 if enabled postproc; then
2184 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION" -lpostproc ""
2185 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2186 fi
2187
2188 if enabled swscale; then
2189 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" -lswscale "libavutil = $LIBAVUTIL_VERSION"
2190 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2191 else
2192 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2193 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2194 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2195 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2196 fi
2197
2198 if enabled avfilter; then
2199 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "-lavfilter $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION" ffmpeg
2200 pkgconfig_generate_uninstalled libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2201 fi