Create .lib files in the subdirs.
[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-libdirac enable Dirac support via libdirac [default=no]"
94 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
95 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
96 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
97 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
98 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
99 echo " --enable-libnut enable NUT (de)muxing via libnut,"
100 echo " native demuxer exists [default=no]"
101 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
102 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
103 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
104 echo " native implementation exists [default=no]"
105 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
106 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
107 echo " native MPEG-4/Xvid encoder exists [default=no]"
108 echo ""
109 echo "Advanced options (experts only):"
110 echo " --source-path=PATH path to source code [$source_path]"
111 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
112 echo " --enable-cross-compile assume a cross-compiler is used"
113 echo " --target-os=OS compiler targets OS [$target_os]"
114 echo " --cc=CC use C compiler CC [$cc]"
115 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
116 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
117 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
118 echo " --build-suffix=SUFFIX suffix for application specific build []"
119 echo " --arch=ARCH select architecture [$arch]"
120 echo " --cpu=CPU selects the minimum cpu required (affects"
121 echo " instruction selection, may crash on older CPUs)"
122 echo " --enable-powerpc-perf enable performance report on PPC"
123 echo " (requires enabling PMC)"
124 echo " --disable-mmx disable MMX usage"
125 echo " --disable-mmx2 disable MMX2 usage"
126 echo " --disable-ssse3 disable SSSE3 usage"
127 echo " --disable-armv5te disable armv5te usage"
128 echo " --disable-armv6 disable armv6 usage"
129 echo " --disable-armvfp disable ARM VFP usage"
130 echo " --disable-iwmmxt disable iwmmxt usage"
131 echo " --disable-altivec disable AltiVec usage"
132 echo " --disable-network disable network support [default=no]"
133 echo " --disable-ipv6 disable ipv6 support [default=no]"
134 echo " --disable-zlib disable zlib [default=no]"
135 echo " --disable-vhook disable video hooking support"
136 echo " --disable-debug disable debugging symbols"
137 echo " --disable-mpegaudio-hp faster (but less accurate)"
138 echo " MPEG audio decoding [default=no]"
139 echo " --enable-gray enable full grayscale support (slower color)"
140 echo " --disable-ffmpeg disable ffmpeg build"
141 echo " --disable-ffserver disable ffserver build"
142 echo " --disable-ffplay disable ffplay build"
143 echo " --enable-small optimize for size instead of speed"
144 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
145 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
146 echo " --disable-encoder=NAME disables encoder NAME"
147 echo " --enable-encoder=NAME enables encoder NAME"
148 echo " --disable-decoder=NAME disables decoder NAME"
149 echo " --enable-decoder=NAME enables decoder NAME"
150 echo " --disable-encoders disables all encoders"
151 echo " --disable-decoders disables all decoders"
152 echo " --disable-muxer=NAME disables muxer NAME"
153 echo " --enable-muxer=NAME enables muxer NAME"
154 echo " --disable-muxers disables all muxers"
155 echo " --disable-demuxer=NAME disables demuxer NAME"
156 echo " --enable-demuxer=NAME enables demuxer NAME"
157 echo " --disable-demuxers disables all demuxers"
158 echo " --enable-parser=NAME enables parser NAME"
159 echo " --disable-parser=NAME disables parser NAME"
160 echo " --disable-parsers disables all parsers"
161 echo " --enable-bsf=NAME enables bitstream filter NAME"
162 echo " --disable-bsf=NAME disables bitstream filter NAME"
163 echo " --disable-bsfs disables all bitstream filters"
164 echo " --enable-protocol=NAME enables protocol NAME"
165 echo " --disable-protocol=NAME disables protocol NAME"
166 echo " --disable-protocols disables all protocols"
167 echo " --disable-devices disables all devices"
168 echo " --list-decoders show all available decoders"
169 echo " --list-encoders show all available encoders"
170 echo " --list-muxers show all available muxers"
171 echo " --list-demuxers show all available demuxers"
172 echo " --list-parsers show all available parsers"
173 echo " --list-protocols show all available protocols"
174 echo " --list-bsfs show all available bitstream filters"
175 echo " --list-indevs show all available input devices"
176 echo " --list-outdevs show all available output devices"
177 echo
178 echo "Developer options (useful when working on FFmpeg itself):"
179 echo " --enable-gprof enable profiling with gprof [$gprof]"
180 echo " --disable-optimizations disable compiler optimizations"
181 echo " --enable-extra-warnings enable more compiler warnings"
182 echo " --disable-stripping disable stripping of executables and shared libraries"
183 echo ""
184 echo "NOTE: Object files are built at the place where configure is launched."
185 exit 1
186 }
187
188 log(){
189 echo "$@" >>$logfile
190 }
191
192 log_file(){
193 log BEGIN $1
194 pr -n -t $1 >>$logfile
195 log END $1
196 }
197
198 echolog(){
199 log "$@"
200 echo "$@"
201 }
202
203 die(){
204 echolog "$@"
205 cat <<EOF
206 If you think configure made a mistake, make sure you are using the latest
207 version from SVN. If the latest version fails, report the problem to the
208 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
209 EOF
210 if disabled logging; then
211 cat <<EOF
212 Rerun configure with logging enabled (do not use --disable-logging), and
213 include the log this produces with your report.
214 EOF
215 else
216 cat <<EOF
217 Include the log file "$logfile" produced by configure as this will help
218 solving the problem.
219 EOF
220 fi
221 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
222 exit 1
223 }
224
225 # Avoid locale weirdness, besides we really just want to translate ASCII.
226 toupper(){
227 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
228 }
229
230 tolower(){
231 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
232 }
233
234 set_all(){
235 value=$1
236 shift
237 for var in $*; do
238 eval $var=$value
239 done
240 }
241
242 pushvar(){
243 for var in $*; do
244 eval level=\${${var}_level:=0}
245 eval ${var}_${level}="\$$var"
246 eval ${var}_level=$(($level+1))
247 done
248 }
249
250 popvar(){
251 for var in $*; do
252 eval level=\${${var}_level:-0}
253 test $level = 0 && continue
254 eval level=$(($level-1))
255 eval $var="\${${var}_${level}}"
256 eval ${var}_level=$level
257 eval unset ${var}_${level}
258 done
259 }
260
261 enable(){
262 set_all yes $*
263 }
264
265 disable(){
266 set_all no $*
267 }
268
269 enabled(){
270 eval test "x\$$1" = "xyes"
271 }
272
273 disabled(){
274 eval test "x\$$1" = "xno"
275 }
276
277 enabled_all(){
278 for opt; do
279 enabled $opt || return 1
280 done
281 }
282
283 disabled_all(){
284 for opt; do
285 disabled $opt || return 1
286 done
287 }
288
289 enabled_any(){
290 for opt; do
291 enabled $opt && return 0
292 done
293 }
294
295 disabled_any(){
296 for opt; do
297 disabled $opt && return 0
298 done
299 }
300
301 is_in(){
302 value=$1
303 shift
304 for var in $*; do
305 [ $var = $value ] && return 0
306 done
307 return 1
308 }
309
310 check_deps(){
311 for cfg; do
312 enabled ${cfg}_checking && die "Circular dependency for $cfg."
313 disabled ${cfg}_checking && continue
314 enable ${cfg}_checking
315
316 eval dep_all="\$${cfg}_deps"
317 eval dep_any="\$${cfg}_deps_any"
318
319 pushvar cfg dep_all dep_any
320 check_deps $dep_all $dep_any
321 popvar cfg dep_all dep_any
322
323 enabled_all $dep_all || disable $cfg
324 enabled_any $dep_any || disable $cfg
325
326 if enabled $cfg; then
327 eval dep_extralibs="\$${cfg}_extralibs"
328 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
329 fi
330
331 disable ${cfg}_checking
332 done
333 }
334
335 print_config(){
336 pfx=$1
337 header=$2
338 makefile=$3
339 shift 3
340 for cfg; do
341 ucname="`toupper $cfg`"
342 if enabled $cfg; then
343 echo "#define ${pfx}${ucname} 1" >> $header
344 echo "#define ENABLE_${ucname} 1" >> $header
345 echo "${pfx}${ucname}=yes" >> $makefile
346 else
347 echo "#define ENABLE_${ucname} 0" >> $header
348 fi
349 done
350 }
351
352 flags_saved(){
353 (: ${SAVE_CFLAGS?}) 2>/dev/null
354 }
355
356 save_flags(){
357 flags_saved && return
358 SAVE_CFLAGS="$CFLAGS"
359 SAVE_LDFLAGS="$LDFLAGS"
360 SAVE_extralibs="$extralibs"
361 }
362
363 restore_flags(){
364 flags_saved || return
365 CFLAGS="$SAVE_CFLAGS"
366 LDFLAGS="$SAVE_LDFLAGS"
367 extralibs="$SAVE_extralibs"
368 unset SAVE_CFLAGS
369 unset SAVE_LDFLAGS
370 unset SAVE_extralibs
371 }
372
373 temp_cflags(){
374 save_flags
375 CFLAGS="$CFLAGS $*"
376 }
377
378 temp_ldflags(){
379 save_flags
380 LDFLAGS="$LDFLAGS $*"
381 }
382
383 temp_extralibs(){
384 save_flags
385 extralibs="$extralibs $*"
386 }
387
388 append(){
389 var=$1
390 shift
391 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
392 eval "$var=\"\$$var $*\""
393 }
394
395 add_cflags(){
396 append CFLAGS "$@"
397 }
398
399 add_ldflags(){
400 append LDFLAGS "$@"
401 }
402
403 add_extralibs(){
404 append extralibs "$@"
405 }
406
407 check_cmd(){
408 log "$@"
409 "$@" >>$logfile 2>&1
410 }
411
412 check_cc(){
413 log check_cc "$@"
414 cat >$TMPC
415 log_file $TMPC
416 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
417 }
418
419 check_cpp(){
420 log check_cpp "$@"
421 cat >$TMPC
422 log_file $TMPC
423 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
424 }
425
426 check_asm(){
427 log check_asm "$@"
428 name="$1"
429 asm="$2"
430 shift 2
431 check_cc "$@" <<EOF && enable $name || disable $name
432 int foo(void){ asm volatile($asm); }
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 "$@"
457 int main(void){ return 0; }
458 EOF
459 }
460
461 check_header(){
462 log check_header "$@"
463 header=$1
464 shift
465 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
466 disable $var
467 check_cpp "$@" <<EOF && enable $var
468 #include <$header>
469 int x;
470 EOF
471 }
472
473 check_func(){
474 log check_func "$@"
475 func=$1
476 shift
477 disable $func
478 check_ld "$@" <<EOF && enable $func
479 extern int $func();
480 int main(void){ $func(); }
481 EOF
482 }
483
484 check_func2(){
485 log check_func2 "$@"
486 headers=$1
487 func=$2
488 shift 2
489 disable $func
490 incs=""
491 for hdr in $headers; do
492 incs="$incs
493 #include <$hdr>"
494 done
495 check_ld "$@" <<EOF && enable $func
496 $incs
497 int main(int argc, char **argv){
498 (void) $func;
499 return 0;
500 }
501 EOF
502 }
503
504 check_lib(){
505 log check_lib "$@"
506 header="$1"
507 func="$2"
508 shift 2
509 temp_extralibs "$@"
510 check_header $header && check_func $func && add_extralibs "$@"
511 err=$?
512 restore_flags
513 return $err
514 }
515
516 check_lib2(){
517 log check_lib2 "$@"
518 headers="$1"
519 func="$2"
520 shift 2
521 temp_extralibs "$@"
522 check_func2 "$headers" $func && add_extralibs "$@"
523 err=$?
524 restore_flags
525 return $err
526 }
527
528 check_exec(){
529 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
530 }
531
532 check_exec_crash(){
533 code=`cat`
534
535 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
536 # are safe but may not be available everywhere. Thus we use
537 # raise(SIGTERM) instead. The check is run in a subshell so we
538 # can redirect the "Terminated" message from the shell. SIGBUS
539 # is not defined by standard C so it is used conditionally.
540
541 (check_exec "$@") >>$logfile 2>&1 <<EOF
542 #include <signal.h>
543 static void sighandler(int sig){
544 raise(SIGTERM);
545 }
546 int main(void){
547 signal(SIGILL, sighandler);
548 signal(SIGFPE, sighandler);
549 signal(SIGSEGV, sighandler);
550 #ifdef SIGBUS
551 signal(SIGBUS, sighandler);
552 #endif
553 { $code }
554 }
555 EOF
556 }
557
558 check_type(){
559 log check_type "$@"
560 headers=$1
561 type=$2
562 shift 2
563 disable $type
564 incs=""
565 for hdr in $headers; do
566 incs="$incs
567 #include <$hdr>"
568 done
569 check_cc "$@" <<EOF && enable $type
570 $incs
571 $type v;
572 EOF
573 }
574
575 require(){
576 name="$1"
577 header="$2"
578 func="$3"
579 shift 3
580 check_lib $header $func "$@" || die "ERROR: $name not found"
581 }
582
583 require2(){
584 name="$1"
585 headers="$2"
586 func="$3"
587 shift 3
588 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
589 }
590
591 check_foo_config(){
592 cfg=$1
593 pkg=$2
594 header=$3
595 func=$4
596 shift 4
597 disable $cfg
598 check_cmd ${pkg}-config --version
599 err=$?
600 if test "$err" = 0; then
601 temp_cflags `${pkg}-config --cflags`
602 temp_extralibs `${pkg}-config --libs`
603 check_lib "$@" $header $func && enable $cfg
604 fi
605 return $err
606 }
607
608 apply(){
609 file=$1
610 shift
611 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
612 }
613
614 COMPONENT_LIST="
615 bsfs
616 decoders
617 demuxers
618 encoders
619 filters
620 indevs
621 muxers
622 outdevs
623 parsers
624 protocols
625 "
626
627 CONFIG_LIST="
628 $COMPONENT_LIST
629 avfilter
630 avfilter_lavf
631 avisynth
632 beos_netserver
633 ffmpeg
634 ffplay
635 ffserver
636 gpl
637 gprof
638 gray
639 hardcoded_tables
640 ipv6
641 liba52
642 liba52bin
643 libamr_nb
644 libamr_wb
645 libdc1394
646 libdirac
647 libfaac
648 libfaad
649 libfaadbin
650 libgsm
651 libmp3lame
652 libnut
653 libschroedinger
654 libtheora
655 libvorbis
656 libx264
657 libxvid
658 memalign_hack
659 mlib
660 mpegaudio_hp
661 network
662 nonfree
663 postproc
664 powerpc_perf
665 small
666 swscale
667 vhook
668 x11grab
669 zlib
670 "
671
672 THREADS_LIST='
673 beosthreads
674 os2threads
675 pthreads
676 w32threads
677 '
678
679 ARCH_LIST='
680 alpha
681 armv4l
682 bfin
683 ia64
684 m68k
685 mips
686 parisc
687 powerpc
688 s390
689 sh4
690 sparc
691 sparc64
692 x86
693 x86_32
694 x86_64
695 '
696
697 ARCH_EXT_LIST='
698 altivec
699 armv5te
700 armv6
701 armvfp
702 iwmmxt
703 mmi
704 mmx
705 mmx2
706 ssse3
707 vis
708 '
709
710 HAVE_LIST="
711 $ARCH_EXT_LIST
712 $THREADS_LIST
713 altivec_h
714 arpa_inet_h
715 bswap
716 byteswap_h
717 closesocket
718 cmov
719 conio_h
720 dcbzl
721 dev_bktr_ioctl_bt848_h
722 dev_bktr_ioctl_meteor_h
723 dev_ic_bt8xx_h
724 dev_video_meteor_ioctl_meteor_h
725 dev_video_bktr_ioctl_bt848_h
726 dlfcn_h
727 dlopen
728 ebp_available
729 ebx_available
730 fast_64bit
731 fast_cmov
732 fast_unaligned
733 fork
734 freetype2
735 gethrtime
736 GetProcessTimes
737 getrusage
738 imlib2
739 inet_aton
740 inline_asm
741 libdc1394_1
742 libdc1394_2
743 llrint
744 lrint
745 lrintf
746 machine_ioctl_bt848_h
747 machine_ioctl_meteor_h
748 malloc_h
749 memalign
750 mkstemp
751 pld
752 ppc64
753 round
754 roundf
755 sdl
756 sdl_video_size
757 socklen_t
758 soundcard_h
759 poll_h
760 sys_mman_h
761 sys_resource_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 $THREADS_LIST
773 cross_compile
774 debug
775 extra_warnings
776 logging
777 optimizations
778 shared
779 static
780 stripping
781 "
782 CMDLINE_SET='
783 arch
784 build_suffix
785 cc
786 cpu
787 cross_prefix
788 incdir
789 libdir
790 logfile
791 mandir
792 prefix
793 shlibdir
794 source_path
795 target_os
796 '
797
798 # code dependency declarations
799
800 # architecture extensions
801 altivec_deps="powerpc"
802 armv5te_deps="armv4l"
803 armv6_deps="armv4l"
804 armvfp_deps="armv4l"
805 iwmmxt_deps="armv4l"
806 mmi_deps="mips"
807 mmx_deps="x86"
808 mmx2_deps="x86 mmx"
809 ssse3_deps="x86"
810 vis_deps="sparc"
811
812 # decoders / encoders
813 ac3_decoder_deps="gpl"
814 dxa_decoder_deps="zlib"
815 flashsv_decoder_deps="zlib"
816 flashsv_encoder_deps="zlib"
817 mpeg_xvmc_decoder_deps="xvmc"
818 png_decoder_deps="zlib"
819 png_encoder_deps="zlib"
820 zmbv_decoder_deps="zlib"
821 zmbv_encoder_deps="zlib"
822
823 # external libraries
824 liba52_decoder_deps="liba52"
825 liba52bin_decoder_extralibs='$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 libdirac_decoder_deps="libdirac"
831 libdirac_encoder_deps="libdirac"
832 libfaac_encoder_deps="libfaac"
833 libfaad_decoder_deps="libfaad"
834 libfaadbin_decoder_extralibs='$ldl'
835 libgsm_decoder_deps="libgsm"
836 libgsm_encoder_deps="libgsm"
837 libgsm_ms_decoder_deps="libgsm"
838 libgsm_ms_encoder_deps="libgsm"
839 libmp3lame_encoder_deps="libmp3lame"
840 libschroedinger_decoder_deps="libschroedinger"
841 libschroedinger_encoder_deps="libschroedinger"
842 libtheora_encoder_deps="libtheora"
843 libvorbis_encoder_deps="libvorbis"
844 libx264_encoder_deps="libx264"
845 libxvid_encoder_deps="libxvid"
846 mpeg4aac_decoder_deps="libfaad"
847
848 # demuxers / muxers
849 ac3_demuxer_deps="ac3_parser"
850 audio_beos_demuxer_deps="audio_beos"
851 audio_beos_demuxer_extralibs="-lmedia -lbe"
852 audio_beos_muxer_deps="audio_beos"
853 audio_beos_muxer_extralibs="-lmedia -lbe"
854 avisynth_demuxer_deps="avisynth"
855 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
856 dirac_demuxer_deps="dirac_parser"
857 dv1394_demuxer_deps="dv1394 dv_demuxer"
858 libdc1394_demuxer_deps="libdc1394"
859 libnut_demuxer_deps="libnut"
860 libnut_muxer_deps="libnut"
861 mp3_demuxer_deps="mpegaudio_parser"
862 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
863 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
864 redir_demuxer_deps="network"
865 rtp_muxer_deps="network rtp_protocol"
866 rtsp_demuxer_deps="sdp_demuxer"
867 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
868 v4l_demuxer_deps="linux_videodev_h"
869 v4l2_demuxer_deps="linux_videodev2_h"
870 vfwcap_demuxer_deps="capCreateCaptureWindow"
871 vfwcap_demuxer_extralibs="-lvfw32"
872 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
873 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
874
875 # protocols
876 http_protocol_deps="network"
877 rtp_protocol_deps="udp_protocol"
878 tcp_protocol_deps="network"
879 udp_protocol_deps="network"
880
881 # filters
882 movie_filter_deps="avfilter_lavf"
883
884 # programs
885 ffplay_deps="sdl"
886 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
887 ffserver_extralibs='$ldl'
888 vhook_extralibs='$ldl'
889
890
891 # default parameters
892
893 logfile="config.err"
894
895 # installation paths
896 prefix="/usr/local"
897 libdir='$(PREFIX)/lib'
898 shlibdir="$libdir"
899 incdir='$(PREFIX)/include'
900 mandir='$(PREFIX)/share/man'
901 bindir='$(PREFIX)/bin'
902
903 # toolchain
904 cc="gcc"
905 ar="ar"
906 nm="nm"
907 ranlib="ranlib"
908 strip="strip"
909 asmalign_pot="unknown"
910 ln_s="ln -sf"
911
912 # machine
913 arch=`uname -m`
914 cpu="generic"
915
916 # OS
917 target_os=$(tolower $(uname -s))
918
919 # libraries
920 enable zlib
921
922 # configurable options
923 enable debug
924 enable ffmpeg
925 enable ffplay
926 enable ffserver
927 enable ipv6
928 enable mpegaudio_hp
929 enable network
930 enable optimizations
931 enable protocols
932 enable static
933 enable stripping
934 vhook="default"
935
936 # build settings
937 SHFLAGS='-shared -Wl,-soname,$$(@F)'
938 VHOOKSHFLAGS='$(SHFLAGS)'
939 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
940 FFSERVERLDFLAGS=-Wl,-E
941 LIBPREF="lib"
942 LIBSUF=".a"
943 FULLNAME='$(NAME)$(BUILDSUF)'
944 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
945 SLIBPREF="lib"
946 SLIBSUF=".so"
947 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
948 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
949 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
950 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
951
952 # gcc stupidly only outputs the basename of targets with -MM
953 DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed "1s,^,$(@D)/,"'
954
955 # find source path
956 source_path="`dirname \"$0\"`"
957 enable source_path_used
958 if test -z "$source_path" -o "$source_path" = "." ; then
959 source_path="`pwd`"
960 disable source_path_used
961 else
962 source_path="`cd \"$source_path\"; pwd`"
963 echo "$source_path" | grep -q '[[:blank:]]' &&
964 die "Out of tree builds are impossible with whitespace in source path."
965 fi
966
967 FFMPEG_CONFIGURATION="$@"
968
969 find_things(){
970 thing=$1
971 pattern=$2
972 file=$source_path/$3
973 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
974 }
975
976 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
977 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
978 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
979 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
980 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
981 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
982 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
983 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
984 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
985 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
986
987 enable $ARCH_EXT_LIST \
988 $DECODER_LIST \
989 $ENCODER_LIST \
990 $PARSER_LIST \
991 $BSF_LIST \
992 $DEMUXER_LIST \
993 $MUXER_LIST \
994 $FILTER_LIST \
995 $PROTOCOL_LIST \
996 $INDEV_LIST \
997 $OUTDEV_LIST \
998
999 die_unknown(){
1000 echo "Unknown option \"$1\"."
1001 echo "See $0 --help for available options."
1002 exit 1
1003 }
1004
1005 show_list() {
1006 suffix=_$1
1007 shift
1008 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1009 exit 0
1010 }
1011
1012 for opt do
1013 optval="${opt#*=}"
1014 case "$opt" in
1015 --extra-cflags=*) add_cflags "$optval"
1016 ;;
1017 --extra-ldflags=*) add_ldflags "$optval"
1018 ;;
1019 --extra-libs=*) add_extralibs "$optval"
1020 ;;
1021 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1022 ;;
1023 --enable-debug=*) debuglevel="$optval"
1024 ;;
1025 --enable-*=*|--disable-*=*)
1026 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1027 case "$thing" in
1028 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1029 *) die_unknown "$opt" ;;
1030 esac
1031 ;;
1032 --enable-?*|--disable-?*)
1033 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1034 if is_in $option $COMPONENT_LIST; then
1035 eval $action \$$(toupper ${option%s})_LIST
1036 elif is_in $option $CMDLINE_SELECT; then
1037 $action $option
1038 else
1039 die_unknown $opt
1040 fi
1041 ;;
1042 --list-*)
1043 NAME="${opt#--list-}"
1044 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1045 NAME=${NAME%s}
1046 eval show_list $NAME \$$(toupper $NAME)_LIST
1047 ;;
1048 --help|-h) show_help
1049 ;;
1050 *)
1051 optname="${opt%=*}"
1052 optname="${optname#--}"
1053 optname=$(echo "$optname" | sed 's/-/_/g')
1054 is_in $optname $CMDLINE_SET || die_unknown $opt
1055 eval $optname='$optval'
1056 ;;
1057 esac
1058 done
1059
1060 cc="${cross_prefix}${cc}"
1061 ar="${cross_prefix}${ar}"
1062 nm="${cross_prefix}${nm}"
1063 ranlib="${cross_prefix}${ranlib}"
1064 strip="${cross_prefix}${strip}"
1065
1066 # OS specific
1067 case $target_os in
1068 beos|haiku|zeta)
1069 prefix="$HOME/config"
1070 # helps building libavcodec
1071 add_cflags "-DPIC -fomit-frame-pointer"
1072 # 3 gcc releases known for BeOS, each with ugly bugs
1073 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1074 case "$gcc_version" in
1075 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1076 disable mmx
1077 ;;
1078 *20010315*) echo "BeBits gcc"
1079 add_cflags "-fno-expensive-optimizations"
1080 ;;
1081 esac
1082 SHFLAGS=-nostart
1083 # enable BeOS things
1084 enable audio_beos
1085 # no need for libm, but the inet stuff
1086 # Check for BONE
1087 # XXX: actually should check for NOT net_server
1088 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1089 network_extralibs="-lbind -lsocket"
1090 else
1091 enable beos_netserver
1092 network_extralibs="-lnet"
1093 fi ;;
1094 sunos)
1095 FFSERVERLDFLAGS=""
1096 SHFLAGS='-shared -Wl,-h,$$(@F)'
1097 network_extralibs="-lsocket -lnsl"
1098 ;;
1099 netbsd)
1100 oss_demuxer_extralibs="-lossaudio"
1101 oss_muxer_extralibs="-lossaudio"
1102 ;;
1103 openbsd)
1104 disable need_memalign
1105 LIBOBJFLAGS='$(PIC)'
1106 SHFLAGS='-shared'
1107 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1108 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1109 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1110 oss_demuxer_extralibs="-lossaudio"
1111 oss_muxer_extralibs="-lossaudio"
1112 ;;
1113 freebsd)
1114 disable need_memalign
1115 ;;
1116 bsd/os)
1117 osextralibs="-lpoll -lgnugetopt"
1118 strip="strip -d"
1119 ;;
1120 darwin)
1121 disable need_memalign
1122 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1123 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
1124 strip="strip -x"
1125 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1126 SLIBSUF=".dylib"
1127 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1128 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1129 FFSERVERLDFLAGS=-Wl,-bind_at_load
1130 ;;
1131 mingw32*)
1132 target_os=mingw32
1133 shlibdir="$bindir"
1134 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1135 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1136 if enabled swscale; then
1137 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1138 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1139 fi
1140 disable ffserver
1141 SLIBPREF=""
1142 SLIBSUF=".dll"
1143 EXESUF=".exe"
1144 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1145 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1146 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1147 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1148 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1149 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1150 ;;
1151 cygwin*)
1152 target_os=cygwin
1153 shlibdir="$bindir"
1154 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1155 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1156 if enabled swscale; then
1157 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1158 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1159 fi
1160 EXESUF=".exe"
1161 SLIBPREF="cyg"
1162 SLIBSUF=".dll"
1163 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1164 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1165 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1166 ;;
1167 *-dos|freedos|opendos)
1168 disable ffplay ffserver vhook
1169 disable $INDEV_LIST $OUTDEV_LIST
1170 network_extralibs="-lsocket"
1171 EXESUF=".exe"
1172 ;;
1173 linux)
1174 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1175 enable dv1394
1176 ;;
1177 irix*)
1178 target_os=irix
1179 ranlib="echo ignoring ranlib"
1180 ;;
1181 os/2*)
1182 strip="lxlite"
1183 ln_s="cp -f"
1184 EXESUF=".exe"
1185 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1186 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1187 FFSERVERLDFLAGS=""
1188 LIBSUF="_s.a"
1189 SLIBPREF=""
1190 SLIBSUF=".dll"
1191 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1192 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1193 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1194 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1195 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1196 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1197 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1198 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1199 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1200 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1201 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1202 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1203 disable vhook
1204 ;;
1205 interix)
1206 disable vhook
1207 ;;
1208
1209 *)
1210 target_os="${target_os}-UNKNOWN"
1211 ;;
1212 esac
1213
1214 # set temporary file name
1215 if test ! -z "$TMPDIR" ; then
1216 TMPDIR1="${TMPDIR}"
1217 elif test ! -z "$TEMPDIR" ; then
1218 TMPDIR1="${TEMPDIR}"
1219 else
1220 TMPDIR1="/tmp"
1221 fi
1222
1223 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1224 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1225 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1226 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1227 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1228 TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1229
1230
1231 add_extralibs $osextralibs
1232
1233 disabled logging && logfile=/dev/null
1234
1235 echo "# $0 $@" >$logfile
1236 set >>$logfile
1237
1238 case "$arch" in
1239 i386|i486|i586|i686|i86pc|BePC)
1240 arch="x86_32"
1241 enable fast_unaligned
1242 ;;
1243 x86_64|amd64)
1244 arch="x86_32"
1245 enable fast_unaligned
1246 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1247 int test[sizeof(char*) - 7];
1248 EOF
1249 ;;
1250 # armv4l is a subset of armv[567]*l
1251 arm|armv[4567]*l)
1252 arch="armv4l"
1253 ;;
1254 alpha)
1255 arch="alpha"
1256 enable fast_64bit
1257 ;;
1258 "Power Macintosh"|ppc|powerpc)
1259 arch="powerpc"
1260 ;;
1261 ppc64)
1262 arch="powerpc"
1263 enable fast_64bit
1264 ;;
1265 mips|mipsel|IP*)
1266 arch="mips"
1267 ;;
1268 sun4u|sparc64)
1269 arch="sparc64"
1270 enable fast_64bit
1271 ;;
1272 sparc)
1273 arch="sparc"
1274 ;;
1275 sh4)
1276 arch="sh4"
1277 ;;
1278 parisc)
1279 arch="parisc"
1280 ;;
1281 parisc64)
1282 arch="parisc"
1283 enable fast_64bit
1284 ;;
1285 s390|s390x)
1286 arch="s390"
1287 ;;
1288 m68k)
1289 arch="m68k"
1290 ;;
1291 ia64)
1292 arch="ia64"
1293 enable fast_64bit
1294 ;;
1295 bfin)
1296 arch="bfin"
1297 ;;
1298 *)
1299 arch="unknown"
1300 ;;
1301 esac
1302
1303 enable $arch
1304 enabled_any x86_32 x86_64 && enable x86
1305 enabled sparc64 && enable sparc
1306
1307 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1308 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1309
1310 test -n "$cross_prefix" && enable cross_compile
1311
1312 # we need to build at least one lib type
1313 if ! enabled_any static shared; then
1314 cat <<EOF
1315 At least one library type must be built.
1316 Specify --enable-static to build the static libraries or --enable-shared to
1317 build the shared libraries as well. To only build the shared libraries specify
1318 --disable-static in addition to --enable-shared.
1319 EOF
1320 exit 1;
1321 fi
1322
1323 disabled static && LIBNAME=""
1324
1325 if enabled_any libfaad libfaadbin ; then
1326 if check_header faad.h; then
1327 check_cc << EOF
1328 #include <faad.h>
1329 #ifndef FAAD2_VERSION
1330 ok faad1
1331 #endif
1332 int main(void) { return 0; }
1333 EOF
1334 test $? = 0 && enable libfaad2
1335 else
1336 die "FAAD test failed."
1337 fi
1338 fi
1339
1340
1341 if ! enabled gpl; then
1342 die_gpl_disabled(){
1343 name=$1
1344 shift
1345 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1346 }
1347 die_gpl_disabled "The Postprocessing code" postproc
1348 die_gpl_disabled "liba52" liba52
1349 die_gpl_disabled "libx264" libx264
1350 die_gpl_disabled "libxvidcore" libxvid
1351 die_gpl_disabled "FAAD2" libfaad2
1352 die_gpl_disabled "The X11 grabber" x11grab
1353 die_gpl_disabled "The software scaler" swscale
1354 fi
1355
1356 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1357 die "libamr is nonfree and --enable-nonfree is not specified."
1358 fi
1359
1360 check_deps $ARCH_EXT_LIST
1361
1362 test -z "$need_memalign" && need_memalign="$mmx"
1363
1364 #Darwin CC versions
1365 if test $target_os = darwin; then
1366 if $cc -v 2>&1 | grep -q xlc; then
1367 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1368 else
1369 add_cflags "-pipe"
1370 check_cflags "-force_cpusubtype_ALL"
1371 check_cflags "-Wno-sign-compare"
1372 enabled shared || check_cflags -mdynamic-no-pic
1373 fi
1374 fi
1375
1376 disabled optimizations || add_cflags -fomit-frame-pointer
1377
1378 # Add processor-specific flags
1379 if test $cpu != "generic"; then
1380 warn_altivec(){
1381 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1382 }
1383 case $cpu in
1384 601|ppc601|PowerPC601)
1385 add_cflags "-mcpu=601"
1386 warn_altivec enabled PPC601
1387 ;;
1388 603*|ppc603*|PowerPC603*)
1389 add_cflags "-mcpu=603"
1390 warn_altivec enabled PPC603
1391 ;;
1392 604*|ppc604*|PowerPC604*)
1393 add_cflags "-mcpu=604"
1394 warn_altivec enabled PPC604
1395 ;;
1396 G3|g3|75*|ppc75*|PowerPC75*)
1397 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1398 warn_altivec enabled PPC75x
1399 ;;
1400 G4|g4|745*|ppc745*|PowerPC745*)
1401 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1402 warn_altivec disabled PPC745x
1403 ;;
1404 74*|ppc74*|PowerPC74*)
1405 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1406 warn_altivec disabled PPC74xx
1407 ;;
1408 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1409 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1410 warn_altivec disabled PPC970
1411 enable ppc64
1412 ;;
1413 Cell|CELL|cell)
1414 add_cflags "-mcpu=cell"
1415 warn_altivec disabled Cell
1416 enable ppc64
1417 ;;
1418 # targets that do NOT support conditional mov (cmov)
1419 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1420 add_cflags "-march=$cpu"
1421 disable cmov
1422 ;;
1423 # targets that do support conditional mov (cmov)
1424 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1425 add_cflags "-march=$cpu"
1426 enable cmov
1427 enable fast_cmov
1428 ;;
1429 # targets that do support conditional mov but on which it's slow
1430 pentium4|pentium4m|prescott|nocona)
1431 add_cflags "-march=$cpu"
1432 enable cmov
1433 disable fast_cmov
1434 ;;
1435 sparc64)
1436 add_cflags "-mcpu=v9"
1437 ;;
1438 arm*)
1439 add_cflags "-mcpu=$cpu"
1440 ;;
1441 *)
1442 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1443 ;;
1444 esac
1445 fi
1446
1447 # make sure we can execute files in $TMPDIR
1448 cat >$TMPSH 2>>$logfile <<EOF
1449 #! /bin/sh
1450 EOF
1451 chmod +x $TMPSH >>$logfile 2>&1
1452 if ! $TMPSH >>$logfile 2>&1; then
1453 cat <<EOF
1454 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1455 variable to another directory and make sure that $TMPDIR1 is not mounted
1456 noexec.
1457 EOF
1458 die "Sanity test failed."
1459 fi
1460 rm $TMPSH
1461
1462 # compiler sanity check
1463 check_exec <<EOF
1464 int main(void){ return 0; }
1465 EOF
1466 if test "$?" != 0; then
1467 echo "$cc is unable to create an executable file."
1468 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1469 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1470 echo "Only do this if you know what cross compiling means."
1471 fi
1472 die "C compiler test failed."
1473 fi
1474
1475 check_cc <<EOF || die "Symbol mangling check failed."
1476 int ff_extern;
1477 EOF
1478 sym=$($nm -P -g $TMPO | grep ff_extern)
1479 extern_prefix=${sym%%ff_extern*}
1480
1481 check_asm inline_asm '""'
1482
1483 if enabled x86; then
1484 # check whether EBP is available on x86
1485 # As 'i' is stored on the stack, this program will crash
1486 # if the base pointer is used to access it because the
1487 # base pointer is cleared in the inline assembly code.
1488 check_exec_crash <<EOF && enable ebp_available
1489 volatile int i=0;
1490 asm volatile (
1491 "xorl %%ebp, %%ebp"
1492 ::: "%ebp");
1493 return i;
1494 EOF
1495
1496 # check wether EBX is available on x86
1497 check_asm ebx_available '"":::"%ebx"'
1498
1499 # check whether binutils is new enough to compile SSSE3/MMX2
1500 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1501 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
1502
1503 check_asm bswap '"bswap %%eax" ::: "%eax"'
1504 fi
1505
1506 # check for assembler specific support
1507
1508 if test $arch = "powerpc"; then
1509 check_cc <<EOF && enable dcbzl
1510 int main(void) {
1511 register long zero = 0;
1512 char data[1024];
1513 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1514 return 0;
1515 }
1516 EOF
1517 fi
1518
1519 # check for SIMD availability
1520
1521 # AltiVec flags: The FSF version of GCC differs from the Apple version
1522 if enabled altivec; then
1523 check_cflags -maltivec -mabi=altivec &&
1524 check_header altivec.h ||
1525 check_cflags -faltivec
1526
1527 # check if our compiler supports Motorola AltiVec C API
1528 enabled altivec_h &&
1529 inc_altivec_h="#include <altivec.h>" ||
1530 inc_altivec_h=
1531 check_cc <<EOF || disable altivec
1532 $inc_altivec_h
1533 int main(void) {
1534 vector signed int v1, v2, v3;
1535 v1 = vec_add(v2,v3);
1536 return 0;
1537 }
1538 EOF
1539 fi
1540
1541 # We have to check if pld is a nop and disable it.
1542 enabled armv4l && check_asm pld '"pld [r0]"'
1543 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1544 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1545 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
1546 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1547 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1548 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1549
1550 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1551
1552 # ---
1553 # big/little-endian test
1554 check_cc <<EOF || die "endian test failed"
1555 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1556 EOF
1557 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1558
1559 # ---
1560 # check availability of some header files
1561
1562 if check_func dlopen; then
1563 ldl=
1564 elif check_func dlopen -ldl; then
1565 ldl=-ldl
1566 fi
1567
1568 check_func fork
1569 check_func gethrtime
1570 check_func getrusage
1571 check_func inet_aton $network_extralibs
1572 check_func memalign
1573 check_func mkstemp
1574 check_func2 windows.h GetProcessTimes
1575
1576 check_header byteswap.h
1577 check_header conio.h
1578 check_header dlfcn.h
1579 check_header malloc.h
1580 check_header sys/mman.h
1581 check_header sys/resource.h
1582 check_header termios.h
1583
1584 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1585 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1586 fi
1587
1588 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1589
1590 # ffserver uses poll(),
1591 # if it's not found we can emulate it using select().
1592 if enabled ffserver; then
1593 check_header poll.h
1594 check_header sys/select.h
1595 fi
1596
1597 # check for some common methods of building with pthread support
1598 # do this before the optional library checks as some of them require pthreads
1599 if enabled pthreads; then
1600 if check_func pthread_create; then
1601 :
1602 elif check_func pthread_create -pthread; then
1603 add_cflags -pthread
1604 add_extralibs -pthread
1605 elif check_func pthread_create -pthreads; then
1606 add_cflags -pthreads
1607 add_extralibs -pthreads
1608 elif check_func pthread_create -lpthreadGC2; then
1609 add_extralibs -lpthreadGC2
1610 elif ! check_lib pthread.h pthread_create -lpthread; then
1611 die "ERROR: can't find pthreads library"
1612 fi
1613 fi
1614
1615 for thread in $THREADS_LIST; do
1616 if enabled $thread; then
1617 test -n "$thread_type" &&
1618 die "ERROR: Only one thread type must be selected." ||
1619 thread_type="$thread"
1620 fi
1621 done
1622
1623 check_lib math.h sin -lm
1624
1625 # test for C99 functions in math.h
1626 for func in llrint lrint lrintf round roundf; do
1627 check_exec <<EOF && enable $func || disable $func
1628 #define _ISOC9X_SOURCE 1
1629 #include <math.h>
1630 int main(void) { return ($func(3.999f) > 0)?0:1; }
1631 EOF
1632 done
1633
1634 # these are off by default, so fail if requested and not available
1635 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1636 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1637 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1638 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1639 enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1640 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1641 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
1642 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1643 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1644 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1645 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1646 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1647 enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
1648 && require libschroedinger schroedinger/schro.h schro_init -lschroedinger-1.0 -lpthread -loil-0.3 -lm -lrt
1649 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1650 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1651 enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
1652 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1653 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1654
1655 # disable the native AC-3 decoder if liba52 is enabled
1656 enabled liba52 && disable ac3_decoder
1657
1658 # disable the slower libdirac decoder if libschroedinger is enabled
1659 enabled libschroedinger && enabled libdirac && disable libdirac_decoder
1660
1661 # libdc1394 check
1662 if enabled libdc1394; then
1663 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1664 enable libdc1394_2; } ||
1665 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1666 enable libdc1394_1; } ||
1667 die "ERROR: No version of libdc1394 found "
1668 fi
1669
1670
1671 _restrict=
1672 for restrict_keyword in restrict __restrict__ __restrict; do
1673 check_cc <<EOF && _restrict=$restrict_keyword && break
1674 void foo(char * $restrict_keyword p);
1675 EOF
1676 done
1677
1678 test "$vhook" = "default" && vhook="$dlopen"
1679
1680 if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
1681 disable vhook
1682 echo
1683 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1684 echo "Patches welcome."
1685 echo
1686 fi
1687
1688 if enabled vhook; then
1689 check_ldflags -rdynamic
1690 check_ldflags -export-dynamic
1691 fi
1692
1693 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1694 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1695
1696 ##########################################
1697 # SDL check
1698
1699 disable sdl_too_old
1700 disable sdl
1701 SDL_CONFIG="${cross_prefix}sdl-config"
1702 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1703 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1704 temp_cflags $sdl_cflags
1705 temp_extralibs `"${SDL_CONFIG}" --libs`
1706 if check_lib2 SDL.h SDL_Init; then
1707 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1708 if test "$_sdlversion" -lt 121 ; then
1709 enable sdl_too_old
1710 else
1711 enable sdl
1712 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1713 #include <SDL.h>
1714 int main(int argc, char **argv){
1715 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1716 int w = vi->current_w;
1717 return 0;
1718 }
1719 EOF
1720 fi
1721 fi
1722 restore_flags
1723 fi
1724
1725 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1726
1727 check_type sys/socket.h socklen_t
1728
1729 ##########################################
1730 # Network check
1731
1732 if enabled network; then
1733 # Prefer arpa/inet.h over winsock2
1734 if check_header arpa/inet.h ; then
1735 check_func closesocket
1736 elif check_header winsock2.h ; then
1737 network_extralibs="-lws2_32"
1738 check_type ws2tcpip.h socklen_t
1739 check_func2 winsock2.h closesocket
1740 fi
1741 fi
1742
1743 ##########################################
1744 # IPv6 check
1745
1746 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1747 #include <sys/types.h>
1748 #include <sys/socket.h>
1749 #include <netinet/in.h>
1750 #include <netdb.h>
1751 int main(void) {
1752 struct sockaddr_storage saddr;
1753 struct ipv6_mreq mreq6;
1754 getaddrinfo(0,0,0,0);
1755 getnameinfo(0,0,0,0,0,0,0);
1756 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1757 }
1758 EOF
1759
1760 check_header linux/videodev.h
1761 check_header linux/videodev2.h
1762
1763 check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1764
1765 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1766 { check_header dev/bktr/ioctl_meteor.h &&
1767 check_header dev/bktr/ioctl_bt848.h; } ||
1768 { check_header machine/ioctl_meteor.h &&
1769 check_header machine/ioctl_bt848.h; } ||
1770 { check_header dev/video/meteor/ioctl_meteor.h &&
1771 check_header dev/video/bktr/ioctl_bt848.h; } ||
1772 check_header dev/ic/bt8xx.h
1773
1774 check_header sys/soundcard.h
1775 check_header soundcard.h
1776
1777 # deal with the X11 frame grabber
1778 enabled x11grab &&
1779 check_header X11/Xlib.h &&
1780 check_header X11/extensions/XShm.h &&
1781 check_func XOpenDisplay -lX11 &&
1782 check_func XShmCreateImage -lX11 -lXext
1783
1784 enabled debug && add_cflags -g"$debuglevel"
1785
1786 # add some useful compiler flags if supported
1787 check_cflags -Wdeclaration-after-statement
1788 check_cflags -Wall
1789 check_cflags -Wno-switch
1790 check_cflags -Wdisabled-optimization
1791 check_cflags -Wpointer-arith
1792 check_cflags -Wredundant-decls
1793 check_cflags -Wno-pointer-sign
1794 check_cflags -Wcast-qual
1795 check_cflags -Wwrite-strings
1796 check_cflags -Wtype-limits
1797 enabled extra_warnings && check_cflags -Winline
1798
1799 # add some linker flags
1800 check_ldflags -Wl,--warn-common
1801 check_ldflags $LDLATEFLAGS
1802 check_ldflags -Wl,-Bsymbolic
1803
1804 if enabled small; then
1805 check_cflags -Os # not all compilers support -Os
1806 optimizations="small"
1807 elif enabled optimizations; then
1808 if $cc -v 2>&1 | grep -q xlc; then
1809 add_cflags "-O5"
1810 add_ldflags "-O5"
1811 else
1812 add_cflags "-O3"
1813 fi
1814 fi
1815 check_cflags -fno-math-errno
1816 check_cflags -fno-signed-zeros
1817
1818 # add some flags for Intel C Compiler
1819 if $cc --version | grep -q Intel; then
1820 # Just warnings, no remarks
1821 check_cflags -w1
1822 # -wd: Disable following warnings
1823 # 144, 167, 556: -Wno-pointer-sign
1824 # 10006: ignoring unknown option -fno-signed-zeros
1825 # 10156: ignoring option '-W'; no argument required
1826 check_cflags -wd144,167,556,10006,10156
1827 # 11030: Warning unknown option --as-needed
1828 # 10156: ignoring option '-export'; no argument required
1829 check_ldflags -wd10156,11030
1830 # Allow to compile with optimizations
1831 check_ldflags -march=$cpu
1832 fi
1833
1834 # PIC flags for shared library objects where they are needed
1835 if enabled shared; then
1836 # LIBOBJFLAGS may have already been set in the OS configuration
1837 if test -z "$LIBOBJFLAGS" ; then
1838 case "$arch" in
1839 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1840 esac
1841 fi
1842 fi
1843
1844 if enabled gprof; then
1845 add_cflags "-p"
1846 add_ldflags "-p"
1847 fi
1848
1849 VHOOKCFLAGS="-fPIC"
1850
1851 # Find out if the .align argument is a power of two or not.
1852 if test $asmalign_pot = "unknown"; then
1853 disable asmalign_pot
1854 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1855 fi
1856
1857 enabled_any $DECODER_LIST && enable decoders
1858 enabled_any $ENCODER_LIST && enable encoders
1859 enabled_any $BSF_LIST && enable bsfs
1860 enabled_any $DEMUXER_LIST && enable demuxers
1861 enabled_any $MUXER_LIST && enable muxers
1862 enabled_any $FILTER_LIST && enable filters
1863 enabled_any $INDEV_LIST && enable demuxers
1864 enabled_any $OUTDEV_LIST && enable muxers
1865 enabled_any $PROTOCOL_LIST && enable protocols
1866
1867 enabled_any $THREADS_LIST && enable threads
1868
1869 check_deps $CONFIG_LIST \
1870 $HAVE_LIST \
1871 $DECODER_LIST \
1872 $ENCODER_LIST \
1873 $PARSER_LIST \
1874 $BSF_LIST \
1875 $DEMUXER_LIST \
1876 $MUXER_LIST \
1877 $FILTER_LIST \
1878 $INDEV_LIST \
1879 $OUTDEV_LIST \
1880 $PROTOCOL_LIST \
1881
1882 enabled libdc1394 && append pkg_requires "libraw1394"
1883 enabled libdirac && append pkg_requires "dirac"
1884 enabled libtheora && append pkg_requires "theora"
1885 enabled libvorbis && append pkg_requires "vorbisenc"
1886
1887 echo "install prefix $prefix"
1888 echo "source path $source_path"
1889 echo "C compiler $cc"
1890 echo ".align is power-of-two $asmalign_pot"
1891 echo "ARCH $arch ($cpu)"
1892 if test "$build_suffix" != ""; then
1893 echo "build suffix $build_suffix"
1894 fi
1895 echo "big-endian ${bigendian-no}"
1896 if test $arch = "x86_32" -o $arch = "x86_64"; then
1897 echo "MMX enabled ${mmx-no}"
1898 echo "CMOV enabled ${cmov-no}"
1899 echo "CMOV is fast ${fast_cmov-no}"
1900 echo "EBX available ${ebx_available-no}"
1901 echo "EBP available ${ebp_available-no}"
1902 fi
1903 if test $arch = "armv4l"; then
1904 echo "ARMv5TE enabled ${armv5te-no}"
1905 echo "ARMv6 enabled ${armv6-no}"
1906 echo "ARM VFP enabled ${armvfp-no}"
1907 echo "IWMMXT enabled ${iwmmxt-no}"
1908 fi
1909 if test $arch = "mips"; then
1910 echo "MMI enabled ${mmi-no}"
1911 fi
1912 if test $arch = "powerpc"; then
1913 echo "AltiVec enabled ${altivec-no}"
1914 echo "dcbzl available ${dcbzl-no}"
1915 fi
1916 echo "gprof enabled ${gprof-no}"
1917 echo "debug symbols ${debug-no}"
1918 echo "strip symbols ${stripping-no}"
1919 echo "optimizations ${optimizations-no}"
1920 echo "static ${static-no}"
1921 echo "shared ${shared-no}"
1922 echo "postprocessing support ${postproc-no}"
1923 echo "software scaler enabled ${swscale-no}"
1924 echo "new filter support ${avfilter-no}"
1925 echo "filters using lavformat ${avfilter_lavf-no}"
1926 echo "video hooking ${vhook-no}"
1927 if enabled vhook; then
1928 echo "Imlib2 support ${imlib2-no}"
1929 echo "FreeType support ${freetype2-no}"
1930 fi
1931 echo "network support ${network-no}"
1932 if enabled network; then
1933 echo "IPv6 support ${ipv6-no}"
1934 fi
1935 echo "threading support ${thread_type-no}"
1936 echo "SDL support ${sdl-no}"
1937 if enabled sdl_too_old; then
1938 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1939 fi
1940 echo "Sun medialib support ${mlib-no}"
1941 echo "AVISynth enabled ${avisynth-no}"
1942 echo "liba52 support ${liba52-no}"
1943 echo "liba52 dlopened ${liba52bin-no}"
1944 echo "libamr-nb support ${libamr_nb-no}"
1945 echo "libamr-wb support ${libamr_wb-no}"
1946 echo "libdc1394 support ${libdc1394-no}"
1947 echo "libdirac enabled ${libdirac-no}"
1948 echo "libfaac enabled ${libfaac-no}"
1949 echo "libfaad enabled ${libfaad-no}"
1950 echo "libfaad dlopened ${libfaadbin-no}"
1951 echo "libgsm enabled ${libgsm-no}"
1952 echo "libmp3lame enabled ${libmp3lame-no}"
1953 echo "libnut enabled ${libnut-no}"
1954 echo "libschroedinger enabled ${libschroedinger-no}"
1955 echo "libtheora enabled ${libtheora-no}"
1956 echo "libvorbis enabled ${libvorbis-no}"
1957 echo "x264 enabled ${libx264-no}"
1958 echo "XviD enabled ${libxvid-no}"
1959 echo "zlib enabled ${zlib-no}"
1960 echo
1961
1962 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
1963 echo "Enabled ${type}s:"
1964 eval list=\$$(toupper $type)_LIST
1965 for part in $list; do
1966 enabled $part && echo ${part%_*}
1967 done | sort | pr -3 -t
1968 echo
1969 done
1970
1971 enabled nonfree &&
1972 echo "License: unredistributable" ||
1973 (enabled gpl &&
1974 echo "License: GPL" ||
1975 echo "License: LGPL")
1976
1977 echo "Creating config.mak and config.h..."
1978
1979 echo "# Automatically generated by configure - do not modify!" > config.mak
1980 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1981 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1982 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1983 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1984
1985 echo "PREFIX=$prefix" >> config.mak
1986 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1987 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1988 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1989 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1990 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1991 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1992 echo "CC=$cc" >> config.mak
1993 echo "AR=$ar" >> config.mak
1994 echo "RANLIB=$ranlib" >> config.mak
1995 echo "LN_S=$ln_s" >> config.mak
1996 enabled stripping &&
1997 echo "STRIP=$strip" >> config.mak ||
1998 echo "STRIP=echo ignoring strip" >> config.mak
1999
2000 echo "OPTFLAGS=$CFLAGS" >> config.mak
2001 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
2002 echo "LDFLAGS=$LDFLAGS" >> config.mak
2003 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2004 echo "SHFLAGS=$SHFLAGS" >> config.mak
2005 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
2006 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
2007 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2008 echo "BUILD_STATIC=$static" >> config.mak
2009 echo "BUILDSUF=$build_suffix" >> config.mak
2010 echo "FULLNAME=$FULLNAME" >> config.mak
2011 echo "LIBPREF=$LIBPREF" >> config.mak
2012 echo "LIBSUF=$LIBSUF" >> config.mak
2013 echo "LIBNAME=$LIBNAME" >> config.mak
2014 echo "SLIBPREF=$SLIBPREF" >> config.mak
2015 echo "SLIBSUF=$SLIBSUF" >> config.mak
2016 echo "EXESUF=$EXESUF" >> config.mak
2017 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2018
2019 if enabled bigendian; then
2020 echo "WORDS_BIGENDIAN=yes" >> config.mak
2021 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2022 fi
2023
2024 if enabled sdl; then
2025 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2026 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2027 fi
2028 if enabled texi2html; then
2029 echo "BUILD_DOC=yes" >> config.mak
2030 fi
2031
2032 get_version(){
2033 name=$1
2034 file=$source_path/$2
2035 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2036 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2037 lcname=$(tolower $name)
2038 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2039 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2040 }
2041
2042 get_version LIBSWSCALE libswscale/swscale.h
2043 get_version LIBPOSTPROC libpostproc/postprocess.h
2044 get_version LIBAVCODEC libavcodec/avcodec.h
2045 get_version LIBAVDEVICE libavdevice/avdevice.h
2046 get_version LIBAVFORMAT libavformat/avformat.h
2047 get_version LIBAVUTIL libavutil/avutil.h
2048 get_version LIBAVFILTER libavfilter/avfilter.h
2049
2050 if enabled shared; then
2051 echo "BUILD_SHARED=yes" >> config.mak
2052 echo "PIC=-fPIC -DPIC" >> config.mak
2053 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2054 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2055 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2056 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2057 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2058 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2059 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2060 fi
2061 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2062 echo "EXTRALIBS=$extralibs" >> config.mak
2063
2064 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2065 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2066 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2067 $DECODER_LIST \
2068 $ENCODER_LIST \
2069 $PARSER_LIST \
2070 $BSF_LIST \
2071 $DEMUXER_LIST \
2072 $MUXER_LIST \
2073 $FILTER_LIST \
2074 $PROTOCOL_LIST \
2075 $INDEV_LIST \
2076 $OUTDEV_LIST \
2077
2078 echo "#define restrict $_restrict" >> $TMPH
2079
2080 if enabled small; then
2081 echo "#define av_always_inline" >> $TMPH
2082 fi
2083
2084 echo "SRC_PATH=\"$source_path\"" >> config.mak
2085 echo "SRC_PATH_BARE=$source_path" >> config.mak
2086 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2087
2088 # Apparently it's not possible to portably echo a backslash.
2089 enabled asmalign_pot &&
2090 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2091 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2092
2093 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2094
2095 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2096
2097 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2098 cmp -s $TMPH config.h &&
2099 echo "config.h is unchanged" ||
2100 mv -f $TMPH config.h
2101
2102 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
2103
2104 # build tree in object directory if source path is different from current one
2105 if enabled source_path_used; then
2106 DIRS="\
2107 doc \
2108 libavcodec \
2109 libavcodec/alpha \
2110 libavcodec/armv4l \
2111 libavcodec/bfin \
2112 libavcodec/i386 \
2113 libavcodec/mlib \
2114 libavcodec/ppc \
2115 libavcodec/sh4 \
2116 libavcodec/sparc \
2117 libavdevice \
2118 libavfilter \
2119 libavformat \
2120 libavutil \
2121 libpostproc \
2122 libswscale \
2123 tests \
2124 tools \
2125 vhook \
2126 "
2127 FILES="\
2128 Makefile \
2129 common.mak \
2130 subdir.mak \
2131 doc/texi2pod.pl \
2132 libavcodec/Makefile \
2133 libavdevice/Makefile \
2134 libavfilter/Makefile \
2135 libavformat/Makefile \
2136 libavutil/Makefile \
2137 libpostproc/Makefile \
2138 libswscale/Makefile \
2139 "
2140 for dir in $DIRS ; do
2141 mkdir -p $dir
2142 done
2143 for f in $FILES ; do
2144 $ln_s "$source_path/$f" $f
2145 done
2146 fi
2147
2148
2149 # build pkg-config files
2150
2151 pkgconfig_generate(){
2152 name=$1
2153 shortname=${name#lib}
2154 comment=$2
2155 version=$3
2156 libs=$4
2157 requires=$5
2158 cat <<EOF >$name.pc
2159 prefix=$prefix
2160 exec_prefix=\${prefix}
2161 libdir=$libdir
2162 includedir=$incdir
2163
2164 Name: $name
2165 Description: $comment
2166 Version: $version
2167 Requires: $requires
2168 Conflicts:
2169 Libs: -L\${libdir} -l${shortname}
2170 Libs.private: $libs
2171 Cflags: -I\${includedir}
2172 EOF
2173 cat <<EOF >$name-uninstalled.pc
2174 prefix=
2175 exec_prefix=
2176 libdir=\${pcfiledir}/$name
2177 includedir=\${pcfiledir}
2178
2179 Name: $name
2180 Description: $comment
2181 Version: $version
2182 Requires: $requires
2183 Conflicts:
2184 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF}
2185 Libs.private: $libs
2186 Cflags: -I\${includedir}
2187 EOF
2188 }
2189
2190 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2191 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2192 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2193 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2194 enabled avfilter && \
2195 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2196 enabled postproc && \
2197 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2198 if enabled swscale; then
2199 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2200 else
2201 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2202 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2203 fi