Separate audio_(de)muxer into oss_(de)muxer and audio_beos_(de)muxer
[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 " --log[=FILE|yes|no] log tests and output to FILE [config.err]"
60 echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
61 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
62 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
64 echo " --mandir=DIR install man page in DIR [PREFIX/man]"
65 echo " --enable-static build static libraries [default=yes]"
66 echo " --disable-static do not build static libraries [default=no]"
67 echo " --enable-shared build shared libraries [default=no]"
68 echo " --disable-shared do not build shared libraries [default=yes]"
69 echo " --enable-gpl allow use of GPL code, the resulting libav*"
70 echo " and ffmpeg will be under GPL [default=no]"
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
73 echo " --enable-beosthreads use BeOS threads [default=no]"
74 echo " --enable-pthreads use pthreads [default=no]"
75 echo " --enable-w32threads use Win32 threads [default=no]"
76 echo " --enable-x11grab enable X11 grabbing [default=no]"
77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
80 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
81 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
82 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
83 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
84 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
85 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
86 echo " and libraw1394 [default=no]"
87 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
88 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
89 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
90 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
91 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
92 echo " --enable-libnut enable NUT (de)muxing via libnut,"
93 echo " native demuxer exists [default=no]"
94 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
96 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
97 echo " native implementations exist [default=no]"
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
100 echo " native MPEG-4/Xvid encoder exists [default=no]"
101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
105 echo " --cross-compile assume a cross-compiler is used"
106 echo " --target-os=OS compiler targets OS [$targetos]"
107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
113 echo " --arch=ARCH select architecture [$arch]"
114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
116 echo " --enable-powerpc-perf enable performance report on PPC"
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
119 echo " --disable-armv5te disable armv5te usage"
120 echo " --disable-armv6 disable armv6 usage"
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
123 echo " --disable-audio-oss disable OSS audio support [default=no]"
124 echo " --disable-audio-beos disable BeOS audio support [default=no]"
125 echo " --disable-bktr disable bktr video grabbing [default=no]"
126 echo " --disable-network disable network support [default=no]"
127 echo " --disable-ipv6 disable ipv6 support [default=no]"
128 echo " --disable-zlib disable zlib [default=no]"
129 echo " --disable-vhook disable video hooking support"
130 echo " --disable-debug disable debugging symbols"
131 echo " --disable-mpegaudio-hp faster (but less accurate)"
132 echo " MPEG audio decoding [default=no]"
133 echo " --enable-gray enable full grayscale support (slower color)"
134 echo " --disable-ffmpeg disable ffmpeg build"
135 echo " --disable-ffserver disable ffserver build"
136 echo " --disable-ffplay disable ffplay build"
137 echo " --enable-small optimize for size instead of speed"
138 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
139 echo " --disable-encoder=NAME disables encoder NAME"
140 echo " --enable-encoder=NAME enables encoder NAME"
141 echo " --disable-decoder=NAME disables decoder NAME"
142 echo " --enable-decoder=NAME enables decoder NAME"
143 echo " --disable-encoders disables all encoders"
144 echo " --disable-decoders disables all decoders"
145 echo " --disable-muxer=NAME disables muxer NAME"
146 echo " --enable-muxer=NAME enables muxer NAME"
147 echo " --disable-muxers disables all muxers"
148 echo " --disable-demuxer=NAME disables demuxer NAME"
149 echo " --enable-demuxer=NAME enables demuxer NAME"
150 echo " --disable-demuxers disables all demuxers"
151 echo " --enable-parser=NAME enables parser NAME"
152 echo " --disable-parser=NAME disables parser NAME"
153 echo " --disable-parsers disables all parsers"
154 echo " --enable-bsf=NAME enables bitstream filter NAME"
155 echo " --disable-bsf=NAME disables bitstream filter NAME"
156 echo " --disable-bsfs disables all bitstream filters"
157 echo " --enable-protocol=NAME enables protocol NAME"
158 echo " --disable-protocol=NAME disables protocol NAME"
159 echo " --disable-protocols disables all protocols"
160 echo " --list-decoders show all available decoders"
161 echo " --list-encoders show all available encoders"
162 echo " --list-muxers show all available muxers"
163 echo " --list-demuxers show all available demuxers"
164 echo " --list-parsers show all available parsers"
165 echo " --list-protocols show all available protocols"
166 echo " --list-bsfs show all available bitstream filters"
167 echo
168 echo "Developer options (useful when working on FFmpeg itself):"
169 echo " --enable-gprof enable profiling with gprof [$gprof]"
170 echo " --disable-opts disable compiler optimizations"
171 echo " --enable-extra-warnings enable more compiler warnings"
172 echo " --disable-strip disable stripping of executables and shared libraries"
173 echo ""
174 echo "NOTE: Object files are built at the place where configure is launched."
175 exit 1
176 }
177
178 log(){
179 echo "$@" >>$logfile
180 }
181
182 log_file(){
183 log BEGIN $1
184 cat -n $1 >>$logfile
185 log END $1
186 }
187
188 echolog(){
189 log "$@"
190 echo "$@"
191 }
192
193 die(){
194 echolog "$@"
195 cat <<EOF
196 If you think configure made a mistake, make sure you are using the latest
197 version from SVN. If the latest version fails, report the problem to the
198 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
199 EOF
200 if enabled logging; then
201 cat <<EOF
202 Include the log file "$logfile" produced by configure as this will help
203 solving the problem.
204 EOF
205 else
206 cat <<EOF
207 Rerun configure with logging enabled (do not use --log=no), and include the
208 log this produces with your report.
209 EOF
210 fi
211 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
212 exit 1
213 }
214
215 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
216 toupper(){
217 echo "$@" | tr '[a-z]' '[A-Z]'
218 }
219
220 tolower(){
221 echo "$@" | tr '[A-Z]' '[a-z]'
222 }
223
224 set_all(){
225 value=$1
226 shift
227 for var in $*; do
228 eval $var=$value
229 done
230 }
231
232 pushvar(){
233 for var in $*; do
234 eval level=\${${var}_level:=0}
235 eval ${var}_${level}="\$$var"
236 eval ${var}_level=$(($level+1))
237 done
238 }
239
240 popvar(){
241 for var in $*; do
242 eval level=\${${var}_level:-0}
243 test $level = 0 && continue
244 eval level=$(($level-1))
245 eval $var="\${${var}_${level}}"
246 eval ${var}_level=$level
247 eval unset ${var}_${level}
248 done
249 }
250
251 enable(){
252 set_all yes $*
253 }
254
255 disable(){
256 set_all no $*
257 }
258
259 enabled(){
260 eval test "x\$$1" = "xyes"
261 }
262
263 disabled(){
264 eval test "x\$$1" = "xno"
265 }
266
267 enabled_all(){
268 for opt; do
269 enabled $opt || return 1
270 done
271 }
272
273 disabled_all(){
274 for opt; do
275 disabled $opt || return 1
276 done
277 }
278
279 enabled_any(){
280 for opt; do
281 enabled $opt && return 0
282 done
283 }
284
285 disabled_any(){
286 for opt; do
287 disabled $opt && return 0
288 done
289 }
290
291 is_in(){
292 value=$1
293 shift
294 for var in $*; do
295 [ $var = $value ] && return 0
296 done
297 return 1
298 }
299
300 check_deps(){
301 for cfg; do
302 enabled ${cfg}_checking && die "Circular dependency for $cfg."
303 disabled ${cfg}_checking && continue
304 enable ${cfg}_checking
305
306 eval dep_all="\$${cfg}_deps"
307 eval dep_any="\$${cfg}_deps_any"
308
309 pushvar cfg dep_all dep_any
310 check_deps $dep_all $dep_any
311 popvar cfg dep_all dep_any
312
313 enabled_all $dep_all || disable $cfg
314 enabled_any $dep_any || disable $cfg
315
316 disable ${cfg}_checking
317 done
318 }
319
320 print_config(){
321 pfx=$1
322 header=$2
323 makefile=$3
324 shift 3
325 for cfg; do
326 ucname="`toupper $cfg`"
327 if enabled $cfg; then
328 echo "#define ${pfx}${ucname} 1" >> $header
329 echo "#define ENABLE_${ucname} 1" >> $header
330 echo "${pfx}${ucname}=yes" >> $makefile
331 else
332 echo "#define ENABLE_${ucname} 0" >> $header
333 fi
334 done
335 }
336
337 flags_saved(){
338 (: ${SAVE_CFLAGS?}) 2>/dev/null
339 }
340
341 save_flags(){
342 flags_saved && return
343 SAVE_CFLAGS="$CFLAGS"
344 SAVE_LDFLAGS="$LDFLAGS"
345 SAVE_extralibs="$extralibs"
346 }
347
348 restore_flags(){
349 flags_saved || return
350 CFLAGS="$SAVE_CFLAGS"
351 LDFLAGS="$SAVE_LDFLAGS"
352 extralibs="$SAVE_extralibs"
353 unset SAVE_CFLAGS
354 unset SAVE_LDFLAGS
355 unset SAVE_extralibs
356 }
357
358 temp_cflags(){
359 save_flags
360 CFLAGS="$CFLAGS $*"
361 }
362
363 temp_ldflags(){
364 save_flags
365 LDFLAGS="$LDFLAGS $*"
366 }
367
368 temp_extralibs(){
369 save_flags
370 extralibs="$extralibs $*"
371 }
372
373 append(){
374 var=$1
375 shift
376 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
377 eval "$var=\"\$$var $*\""
378 }
379
380 add_cflags(){
381 append CFLAGS "$@"
382 }
383
384 add_ldflags(){
385 append LDFLAGS "$@"
386 }
387
388 add_extralibs(){
389 append extralibs "$@"
390 }
391
392 check_cmd(){
393 log "$@"
394 "$@" >>$logfile 2>&1
395 }
396
397 check_cc(){
398 log check_cc "$@"
399 cat >$TMPC
400 log_file $TMPC
401 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
402 }
403
404 check_cpp(){
405 log check_cpp "$@"
406 cat >$TMPC
407 log_file $TMPC
408 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
409 }
410
411 check_ld(){
412 log check_ld "$@"
413 check_cc || return
414 flags=''
415 libs=''
416 for f; do
417 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
418 done
419 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
420 }
421
422 check_cflags(){
423 log check_cflags "$@"
424 check_cc "$@" <<EOF && add_cflags "$@"
425 int x;
426 EOF
427 }
428
429 check_ldflags(){
430 log check_ldflags "$@"
431 check_ld "$@" <<EOF && add_ldflags "$@"
432 int main(){
433 return 0;
434 }
435 EOF
436 }
437
438 check_header(){
439 log check_header "$@"
440 header=$1
441 shift
442 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
443 disable $var
444 check_cpp "$@" <<EOF && enable $var
445 #include <$header>
446 int x;
447 EOF
448 }
449
450 check_func(){
451 log check_func "$@"
452 func=$1
453 shift
454 disable $func
455 check_ld "$@" <<EOF && enable $func
456 extern int $func();
457 int main(){
458 $func();
459 }
460 EOF
461 }
462
463 check_func2(){
464 log check_func2 "$@"
465 headers=$1
466 func=$2
467 shift 2
468 disable $func
469 incs=""
470 for hdr in $headers; do
471 incs="$incs
472 #include <$hdr>"
473 done
474 check_ld "$@" <<EOF && enable $func
475 $incs
476 int main(){
477 (void) $func;
478 return 0;
479 }
480 EOF
481 }
482
483 check_lib(){
484 log check_lib "$@"
485 header="$1"
486 func="$2"
487 shift 2
488 temp_extralibs "$@"
489 check_header $header && check_func $func && add_extralibs "$@"
490 err=$?
491 restore_flags
492 return $err
493 }
494
495 check_lib2(){
496 log check_lib2 "$@"
497 headers="$1"
498 func="$2"
499 shift 2
500 temp_extralibs "$@"
501 check_func2 "$headers" $func && add_extralibs "$@"
502 err=$?
503 restore_flags
504 return $err
505 }
506
507 check_exec(){
508 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
509 }
510
511 check_exec_crash(){
512 code=`cat`
513
514 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
515 # are safe but may not be available everywhere. Thus we use
516 # raise(SIGTERM) instead. The check is run in a subshell so we
517 # can redirect the "Terminated" message from the shell. SIGBUS
518 # is not defined by standard C so it is used conditionally.
519
520 (check_exec "$@") >>$logfile 2>&1 <<EOF
521 #include <signal.h>
522 static void sighandler(int sig){
523 raise(SIGTERM);
524 }
525 int main(){
526 signal(SIGILL, sighandler);
527 signal(SIGFPE, sighandler);
528 signal(SIGSEGV, sighandler);
529 #ifdef SIGBUS
530 signal(SIGBUS, sighandler);
531 #endif
532 { $code }
533 }
534 EOF
535 }
536
537 require(){
538 name="$1"
539 header="$2"
540 func="$3"
541 shift 3
542 check_lib $header $func "$@" || die "ERROR: $name not found"
543 }
544
545 require2(){
546 name="$1"
547 headers="$2"
548 func="$3"
549 shift 3
550 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
551 }
552
553 check_foo_config(){
554 cfg=$1
555 pkg=$2
556 header=$3
557 func=$4
558 shift 4
559 disable $cfg
560 check_cmd ${pkg}-config --version
561 err=$?
562 if test "$err" = 0; then
563 temp_cflags `${pkg}-config --cflags`
564 temp_extralibs `${pkg}-config --libs`
565 check_lib "$@" $header $func && enable $cfg
566 fi
567 return $err
568 }
569
570 apply(){
571 file=$1
572 shift
573 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
574 }
575
576 COMPONENT_LIST="
577 bsfs
578 decoders
579 demuxers
580 encoders
581 muxers
582 parsers
583 protocols
584 "
585
586 CONFIG_LIST="
587 $COMPONENT_LIST
588 audio_beos
589 audio_oss
590 avisynth
591 beos_netserver
592 bktr
593 ffmpeg
594 ffplay
595 ffserver
596 gpl
597 gprof
598 gray
599 ipv6
600 liba52
601 liba52bin
602 libamr
603 libamr_nb
604 libamr_wb
605 libdc1394
606 libfaac
607 libfaad
608 libfaadbin
609 libgsm
610 libmp3lame
611 libnut
612 libogg
613 libtheora
614 libvorbis
615 libx264
616 libxvid
617 memalign_hack
618 mpegaudio_hp
619 network
620 powerpc_perf
621 pp
622 small
623 swscaler
624 vhook
625 x11grab
626 zlib
627 "
628
629 THREADS_LIST='
630 beosthreads
631 pthreads
632 w32threads
633 '
634
635 ARCH_LIST='
636 alpha
637 armv4l
638 bfin
639 ia64
640 m68k
641 mips
642 parisc
643 powerpc
644 s390
645 sh4
646 sparc
647 sparc64
648 x86
649 x86_32
650 x86_64
651 '
652
653 ARCH_EXT_LIST='
654 altivec
655 armv5te
656 armv6
657 iwmmxt
658 mmi
659 mmx
660 ssse3
661 '
662
663 HAVE_LIST="
664 $ARCH_EXT_LIST
665 $THREADS_LIST
666 altivec_h
667 arpa_inet_h
668 byteswap_h
669 closesocket
670 cmov
671 conio_h
672 dcbzl
673 dev_bktr_ioctl_bt848_h
674 dev_bktr_ioctl_meteor_h
675 dev_ic_bt8xx_h
676 dev_video_meteor_ioctl_meteor_h
677 dev_video_bktr_ioctl_bt848_h
678 dlfcn_h
679 dlopen
680 ebp_available
681 ebx_available
682 fast_64bit
683 fast_cmov
684 fast_unaligned
685 fork
686 freetype2
687 gethrtime
688 GetProcessTimes
689 getrusage
690 imlib2
691 inet_aton
692 lrintf
693 machine_ioctl_bt848_h
694 machine_ioctl_meteor_h
695 malloc_h
696 memalign
697 mkstemp
698 mlib
699 ppc64
700 sdl
701 sdl_video_size
702 soundcard_h
703 sys_poll_h
704 sys_soundcard_h
705 termios_h
706 threads
707 winsock2_h
708 "
709
710 CMDLINE_SELECT="
711 $ARCH_EXT_LIST
712 $CONFIG_LIST
713 $THREADS_LIST
714 debug
715 extra_warnings
716 shared
717 static
718 "
719
720 # code dependency declarations
721
722 # architecture extensions
723 altivec_deps="powerpc"
724 armv5te_deps="armv4l"
725 armv6_deps="armv4l"
726 iwmmxt_deps="armv4l"
727 mmi_deps="mips"
728 mmx_deps="x86"
729 ssse3_deps="x86"
730
731 # decoders / encoders
732 ac3_decoder_deps="gpl"
733 dxa_decoder_deps="zlib"
734 flashsv_decoder_deps="zlib"
735 flashsv_encoder_deps="zlib"
736 flv_decoder_deps="h263_decoder"
737 h263_decoder_deps="h263_parser mpeg4video_parser"
738 h263i_decoder_deps="h263_decoder"
739 h264_decoder_deps="h264_parser"
740 mpeg_xvmc_decoder_deps="xvmc"
741 mpeg4_decoder_deps="h263_decoder"
742 msmpeg4v1_decoder_deps="h263_decoder"
743 msmpeg4v2_decoder_deps="h263_decoder"
744 msmpeg4v3_decoder_deps="h263_decoder"
745 png_decoder_deps="zlib"
746 png_encoder_deps="zlib"
747 svq3_decoder_deps="h264_parser"
748 vc1_decoder_deps="h263_decoder"
749 wmv1_decoder_deps="h263_decoder"
750 wmv2_decoder_deps="h263_decoder"
751 wmv3_decoder_deps="h263_decoder"
752 zmbv_decoder_deps="zlib"
753 zmbv_encoder_deps="zlib"
754
755 # external libraries
756 mpeg4aac_decoder_deps="libfaad"
757 liba52_decoder_deps="liba52"
758 libamr_nb_decoder_deps="libamr_nb"
759 libamr_nb_encoder_deps="libamr_nb"
760 libamr_wb_decoder_deps="libamr_wb"
761 libamr_wb_encoder_deps="libamr_wb"
762 libfaac_encoder_deps="libfaac"
763 libfaad_decoder_deps="libfaad"
764 libgsm_decoder_deps="libgsm"
765 libgsm_encoder_deps="libgsm"
766 libgsm_ms_decoder_deps="libgsm"
767 libgsm_ms_encoder_deps="libgsm"
768 libmp3lame_encoder_deps="libmp3lame"
769 libtheora_encoder_deps="libtheora"
770 libvorbis_decoder_deps="libvorbis"
771 libvorbis_encoder_deps="libvorbis"
772 libx264_encoder_deps="libx264"
773 libxvid_encoder_deps="libxvid"
774
775 # demuxers / muxers
776 ac3_demuxer_deps="ac3_parser"
777 audio_beos_demuxer_deps="audio_beos"
778 audio_beos_muxer_deps="audio_beos"
779 bktr_demuxer_deps="bktr"
780 dv1394_demuxer_deps="dv1394"
781 libdc1394_demuxer_deps="libdc1394"
782 libnut_demuxer_deps="libnut"
783 libnut_muxer_deps="libnut"
784 mp3_demuxer_deps="mpegaudio_parser"
785 ogg_muxer_deps="libogg"
786 oss_demuxer_deps="audio_oss"
787 oss_muxer_deps="audio_oss"
788 redir_demuxer_deps="network"
789 rtp_muxer_deps="network mpegts_demuxer"
790 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
791 sdp_demuxer_deps="rtsp_demuxer"
792 v4l2_demuxer_deps="linux_videodev2_h"
793 v4l_demuxer_deps="linux_videodev_h"
794 x11_grab_device_demuxer_deps="x11grab"
795
796 # protocols
797 http_protocol_deps="network"
798 rtp_protocol_deps="udp_protocol"
799 tcp_protocol_deps="network"
800 udp_protocol_deps="network"
801
802 # programs
803 ffplay_deps="sdl"
804 ffserver_deps="muxers rtp_protocol"
805
806
807 # set temporary file name
808 if test ! -z "$TMPDIR" ; then
809 TMPDIR1="${TMPDIR}"
810 elif test ! -z "$TEMPDIR" ; then
811 TMPDIR1="${TEMPDIR}"
812 else
813 TMPDIR1="/tmp"
814 fi
815
816 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
817 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
818 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
819 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
820 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
821
822 # default parameters
823
824 logging="yes"
825 logfile="config.err"
826
827 # installation paths
828 PREFIX="/usr/local"
829 libdir='$(PREFIX)/lib'
830 shlibdir="$libdir"
831 incdir='$(PREFIX)/include/ffmpeg'
832 mandir='$(PREFIX)/man'
833 bindir='$(PREFIX)/bin'
834
835 # toolchain
836 cc="gcc"
837 ar="ar"
838 ranlib="ranlib"
839 make="make"
840 strip="strip"
841 asmalign_pot="unknown"
842
843 # machine
844 arch=`uname -m`
845 cpu="generic"
846
847 # OS
848 targetos=$(tolower $(uname -s))
849
850 # non-library system interfaces
851 audio_oss="yes"
852 bktr="yes"
853
854 # libraries
855 zlib="yes"
856
857 # configurable options
858 debug="yes"
859 dostrip="yes"
860 ffmpeg="yes"
861 ffplay="yes"
862 ffserver="yes"
863 ipv6="yes"
864 static="yes"
865 mpegaudio_hp="yes"
866 network="yes"
867 optimize="yes"
868 protocols="yes"
869 vhook="default"
870
871 # build settings
872 SHFLAGS='-shared -Wl,-soname,$@'
873 VHOOKSHFLAGS='$(SHFLAGS)'
874 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
875 FFSERVERLDFLAGS=-Wl,-E
876 LDCONFIG="ldconfig"
877 LIBPREF="lib"
878 LIBSUF=".a"
879 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
880 SLIBPREF="lib"
881 SLIBSUF=".so"
882 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
883 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
884 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
885 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
886
887 # find source path
888 source_path="`dirname \"$0\"`"
889 source_path_used="yes"
890 if test -z "$source_path" -o "$source_path" = "." ; then
891 source_path="`pwd`"
892 source_path_used="no"
893 else
894 source_path="`cd \"$source_path\"; pwd`"
895 echo "$source_path" | grep -q '[[:blank:]]' &&
896 die "Out of tree builds are impossible with whitespace in source path."
897 fi
898
899 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
900 show_help
901 fi
902
903 FFMPEG_CONFIGURATION="$@"
904
905 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
906 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
907 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
908 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
909 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
910 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
911 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
912
913 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
914 enable $ARCH_EXT_LIST
915
916 die_unknown(){
917 echo "Unknown option \"$1\"."
918 echo "See $0 --help for available options."
919 exit 1
920 }
921
922 show_list() {
923 for part in $*; do
924 echo $part | sed 's/_[^_]*$//'
925 done | sort
926 exit 0
927 }
928
929 for opt do
930 optval="${opt#*=}"
931 case "$opt" in
932 --log)
933 ;;
934 --log=*) logging="$optval"
935 ;;
936 --prefix=*) PREFIX="$optval"
937 ;;
938 --libdir=*) libdir="$optval"
939 ;;
940 --shlibdir=*) shlibdir="$optval"
941 ;;
942 --incdir=*) incdir="$optval"
943 ;;
944 --mandir=*) mandir="$optval"
945 ;;
946 --source-path=*) source_path="$optval"
947 ;;
948 --cross-prefix=*) cross_prefix="$optval"
949 ;;
950 --cross-compile) cross_compile="yes"
951 ;;
952 --target-os=*) targetos="$optval"
953 ;;
954 --cc=*) cc="$optval"
955 ;;
956 --make=*) make="$optval"
957 ;;
958 --extra-cflags=*) add_cflags "$optval"
959 ;;
960 --extra-ldflags=*) add_ldflags "$optval"
961 ;;
962 --extra-libs=*) add_extralibs "$optval"
963 ;;
964 --build-suffix=*) BUILDSUF="$optval"
965 ;;
966 --arch=*) arch="$optval"
967 ;;
968 --cpu=*) cpu="$optval"
969 ;;
970 --disable-opts) optimize="no"
971 ;;
972 --enable-sunmlib) mlib="yes"
973 ;;
974 --disable-strip) dostrip="no"
975 ;;
976 --disable-encoders) disable $ENCODER_LIST
977 ;;
978 --disable-decoders) disable $DECODER_LIST
979 ;;
980 --disable-muxers) disable $MUXER_LIST
981 ;;
982 --disable-demuxers) disable $DEMUXER_LIST
983 ;;
984 --disable-parsers) disable $PARSER_LIST
985 ;;
986 --disable-bsfs) disable $BSF_LIST
987 ;;
988 --disable-protocols) disable $PROTOCOL_LIST
989 ;;
990 --enable-*=*|--disable-*=*)
991 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
992 case "$thing" in
993 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
994 *) die_unknown "$opt" ;;
995 esac
996 ;;
997 --enable-?*|--disable-?*)
998 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
999 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1000 $action $option
1001 ;;
1002 --list-*)
1003 NAME="${opt#--list-}"
1004 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1005 NAME=$(toupper ${NAME%s})
1006 eval show_list \$${NAME}_LIST
1007 ;;
1008 --help) show_help
1009 ;;
1010 *)
1011 die_unknown $opt
1012 ;;
1013 esac
1014 done
1015
1016 case "$arch" in
1017 i386|i486|i586|i686|i86pc|BePC)
1018 arch="x86_32"
1019 enable fast_unaligned
1020 ;;
1021 x86_64|amd64)
1022 arch="x86_32"
1023 enable fast_unaligned
1024 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1025 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1026 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1027 arch="x86_64"
1028 enable fast_64bit
1029 fi
1030 fi
1031 ;;
1032 # armv4l is a subset of armv[567]*l
1033 arm|armv[4567]*l)
1034 arch="armv4l"
1035 ;;
1036 alpha)
1037 arch="alpha"
1038 enable fast_64bit
1039 ;;
1040 "Power Macintosh"|ppc|powerpc)
1041 arch="powerpc"
1042 ;;
1043 ppc64)
1044 arch="powerpc"
1045 enable fast_64bit
1046 ;;
1047 mips|mipsel|IP*)
1048 arch="mips"
1049 ;;
1050 sun4u|sparc64)
1051 arch="sparc64"
1052 enable fast_64bit
1053 ;;
1054 sparc)
1055 arch="sparc"
1056 ;;
1057 sh4)
1058 arch="sh4"
1059 ;;
1060 parisc)
1061 arch="parisc"
1062 ;;
1063 parisc64)
1064 arch="parisc"
1065 enable fast_64bit
1066 ;;
1067 s390|s390x)
1068 arch="s390"
1069 ;;
1070 m68k)
1071 arch="m68k"
1072 ;;
1073 ia64)
1074 arch="ia64"
1075 enable fast_64bit
1076 ;;
1077 bfin)
1078 arch="bfin"
1079 ;;
1080 *)
1081 arch="unknown"
1082 ;;
1083 esac
1084
1085 enable $arch
1086 enabled_any x86_32 x86_64 && enable x86
1087 enabled sparc64 && enable sparc
1088
1089 # OS specific
1090 osextralibs="-lm"
1091 case $targetos in
1092 beos|haiku|zeta)
1093 PREFIX="$HOME/config"
1094 # helps building libavcodec
1095 add_cflags "-DPIC -fomit-frame-pointer"
1096 # 3 gcc releases known for BeOS, each with ugly bugs
1097 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1098 case "$gcc_version" in
1099 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1100 mmx="no"
1101 ;;
1102 *20010315*) echo "BeBits gcc"
1103 add_cflags "-fno-expensive-optimizations"
1104 ;;
1105 esac
1106 LDCONFIG="echo ignoring ldconfig"
1107 SHFLAGS=-nostart
1108 # enable BeOS things
1109 disabled audio_beos || enable_audio_beos
1110 # no need for libm, but the inet stuff
1111 # Check for BONE
1112 # XXX: actually should check for NOT net_server
1113 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1114 osextralibs="-lbind -lsocket"
1115 else
1116 beos_netserver="yes"
1117 osextralibs="-lnet"
1118 fi ;;
1119 sunos)
1120 FFSERVERLDFLAGS=""
1121 SHFLAGS="-shared -Wl,-h,\$@"
1122 add_extralibs "-lsocket -lnsl"
1123 ;;
1124 netbsd)
1125 add_extralibs "-lossaudio"
1126 ;;
1127 openbsd)
1128 need_memalign="no"
1129 LIBOBJFLAGS="\$(PIC)"
1130 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1131 SHFLAGS='-shared'
1132 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1133 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1134 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1135 add_extralibs "-lossaudio"
1136 ;;
1137 freebsd)
1138 need_memalign="no"
1139 add_cflags "-pthread"
1140 ;;
1141 gnu/kfreebsd)
1142 add_cflags "-pthread"
1143 ;;
1144 bsd/os)
1145 osextralibs="-lpoll -lgnugetopt -lm"
1146 strip="strip -d"
1147 ;;
1148 darwin)
1149 need_memalign="no"
1150 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1151 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1152 osextralibs=""
1153 strip="strip -x"
1154 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1155 SLIBSUF=".dylib"
1156 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1157 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1158 FFSERVERLDFLAGS=-Wl,-bind_at_load
1159 ;;
1160 mingw32*)
1161 targetos=mingw32
1162 shlibdir="$bindir"
1163 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1164 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1165 if enabled swscaler; then
1166 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1167 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1168 fi
1169 ffserver="no"
1170 SLIBPREF=""
1171 SLIBSUF=".dll"
1172 EXESUF=".exe"
1173 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1174 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1175 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1176 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1177 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1178 ;;
1179 cygwin*)
1180 targetos=cygwin
1181 shlibdir="$bindir"
1182 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1183 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1184 if enabled swscaler; then
1185 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1186 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1187 fi
1188 osextralibs=""
1189 EXESUF=".exe"
1190 SLIBPREF="cyg"
1191 SLIBSUF=".dll"
1192 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1193 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1194 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1195 ;;
1196 linux)
1197 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1198 dv1394="yes"
1199 ;;
1200 irix*)
1201 targetos=irix
1202 ranlib="echo ignoring ranlib"
1203 ;;
1204 *)
1205 targetos="${targetos}-UNKNOWN"
1206 ;;
1207 esac
1208
1209 add_extralibs $osextralibs
1210
1211 if ! disabled logging ; then
1212 enabled logging || logfile="$logging"
1213 echo "# $0 $@" >$logfile
1214 set >>$logfile
1215 else
1216 logfile=/dev/null
1217 fi
1218
1219 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1220 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1221
1222 test -n "$cross_prefix" && cross_compile=yes
1223 cc="${cross_prefix}${cc}"
1224 ar="${cross_prefix}${ar}"
1225 ranlib="${cross_prefix}${ranlib}"
1226 strip="${cross_prefix}${strip}"
1227
1228 # we need to build at least one lib type
1229 if ! enabled_any static shared; then
1230 cat <<EOF
1231 At least one library type must be built.
1232 Specify --enable-static to build the static libraries or --enable-shared to
1233 build the shared libraries as well. To only build the shared libraries specify
1234 --disable-static in addition to --enable-shared.
1235 EOF
1236 exit 1;
1237 fi
1238
1239 if disabled static; then
1240 LIB=""
1241 fi
1242
1243 if ! enabled libogg; then
1244 enabled libtheora && die "libogg must be enabled to enable libtheora."
1245 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1246 fi
1247
1248 if enabled_any libfaad libfaadbin ; then
1249 if check_header faad.h; then
1250 check_cc << EOF
1251 #include <faad.h>
1252 #ifndef FAAD2_VERSION
1253 ok faad1
1254 #endif
1255 int main( void ) { return 0; }
1256 EOF
1257 test $? = 0 && enable libfaad2
1258 else
1259 die "FAAD test failed."
1260 fi
1261 fi
1262
1263
1264 if ! enabled gpl; then
1265 die_gpl_disabled(){
1266 name=$1
1267 shift
1268 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1269 }
1270 die_gpl_disabled "The Postprocessing code" pp
1271 die_gpl_disabled "liba52" liba52
1272 die_gpl_disabled "libx264" libx264
1273 die_gpl_disabled "libxvidcore" libxvid
1274 die_gpl_disabled "FAAD2" libfaad2
1275 die_gpl_disabled "The X11 grabber" x11grab
1276 die_gpl_disabled "The software scaler" swscaler
1277 fi
1278
1279 check_deps $ARCH_EXT_LIST
1280
1281 test -z "$need_memalign" && need_memalign="$mmx"
1282
1283 #Darwin CC versions
1284 if test $targetos = darwin; then
1285 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1286 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1287 else
1288 add_cflags "-no-cpp-precomp -pipe"
1289 check_cflags "-force_cpusubtype_ALL"
1290 check_cflags "-Wno-sign-compare"
1291 disabled shared && add_cflags -mdynamic-no-pic
1292 fi
1293 fi
1294
1295 disabled optimize || add_cflags -fomit-frame-pointer
1296
1297 # Add processor-specific flags
1298 if test $cpu != "generic"; then
1299 warn_altivec(){
1300 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1301 }
1302 case $cpu in
1303 601|ppc601|PowerPC601)
1304 add_cflags "-mcpu=601"
1305 warn_altivec enabled PPC601
1306 ;;
1307 603*|ppc603*|PowerPC603*)
1308 add_cflags "-mcpu=603"
1309 warn_altivec enabled PPC603
1310 ;;
1311 604*|ppc604*|PowerPC604*)
1312 add_cflags "-mcpu=604"
1313 warn_altivec enabled PPC604
1314 ;;
1315 G3|g3|75*|ppc75*|PowerPC75*)
1316 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1317 warn_altivec enabled PPC75x
1318 ;;
1319 G4|g4|745*|ppc745*|PowerPC745*)
1320 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1321 warn_altivec disabled PPC745x
1322 ;;
1323 74*|ppc74*|PowerPC74*)
1324 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1325 warn_altivec disabled PPC74xx
1326 ;;
1327 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1328 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1329 warn_altivec disabled PPC970
1330 enable ppc64
1331 ;;
1332 Cell|CELL|cell)
1333 add_cflags "-mcpu=cell"
1334 warn_altivec disabled Cell
1335 enable ppc64
1336 ;;
1337 # targets that do NOT support conditional mov (cmov)
1338 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1339 add_cflags "-march=$cpu"
1340 cmov="no"
1341 ;;
1342 # targets that do support conditional mov (cmov)
1343 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1344 add_cflags "-march=$cpu"
1345 cmov="yes"
1346 fast_cmov="yes"
1347 ;;
1348 # targets that do support conditional mov but on which it's slow
1349 pentium4|prescott|nocona)
1350 add_cflags "-march=$cpu"
1351 cmov="yes"
1352 fast_cmov="no"
1353 ;;
1354 sparc64)
1355 add_cflags "-mcpu=v9"
1356 ;;
1357 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1358 add_cflags "-mfdpic"
1359 add_ldflags "-mfdpic"
1360 ;;
1361 *)
1362 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1363 ;;
1364 esac
1365 fi
1366
1367 gnu_make(){
1368 $1 --version 2>&1 | grep -q GNU
1369 }
1370
1371 if ! gnu_make $make; then
1372 gnu_make gmake && make=gmake || die "GNU make not found."
1373 fi
1374
1375 # make sure we can execute files in $TMPDIR
1376 cat >$TMPE 2>>$logfile <<EOF
1377 #! /bin/sh
1378 EOF
1379 chmod +x $TMPE >>$logfile 2>&1
1380 if ! $TMPE >>$logfile 2>&1; then
1381 cat <<EOF
1382 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1383 variable to another directory and make sure that $TMPDIR1 is not mounted
1384 noexec.
1385 EOF
1386 die "Sanity test failed."
1387 fi
1388 rm $TMPE
1389
1390 # compiler sanity check
1391 check_exec <<EOF
1392 int main(){
1393 return 0;
1394 }
1395 EOF
1396 if test "$?" != 0; then
1397 echo "$cc is unable to create an executable file."
1398 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1399 echo "If $cc is a cross-compiler, use the --cross-compile option."
1400 echo "Only do this if you know what cross compiling means."
1401 fi
1402 die "C compiler test failed."
1403 fi
1404
1405 if enabled x86; then
1406 # check whether EBP is available on x86
1407 # As 'i' is stored on the stack, this program will crash
1408 # if the base pointer is used to access it because the
1409 # base pointer is cleared in the inline assembly code.
1410 check_exec_crash <<EOF && enable ebp_available
1411 volatile int i=0;
1412 asm volatile (
1413 "xorl %%ebp, %%ebp"
1414 ::: "%ebp");
1415 return i;
1416 EOF
1417
1418 # check wether EBX is available on x86
1419 check_cc <<EOF && enable ebx_available
1420 int main(){
1421 asm volatile ("":::"%ebx");
1422 }
1423 EOF
1424
1425 # check whether binutils is new enough to compile SSSE3
1426 enabled ssse3 && check_cc <<EOF || disable ssse3
1427 int main(){
1428 asm volatile ("pabsw %xmm0, %xmm0");
1429 }
1430 EOF
1431 fi
1432
1433 # check for assembler specific support
1434
1435 if test $arch = "powerpc"; then
1436 check_cc <<EOF && dcbzl=yes
1437 int main(void) {
1438 register long zero = 0;
1439 char data[1024];
1440 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1441 return 0;
1442 }
1443 EOF
1444 fi
1445
1446 # check for SIMD availability
1447
1448 # AltiVec flags: The FSF version of GCC differs from the Apple version
1449 if enabled altivec; then
1450 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1451 add_cflags "-faltivec"
1452 else
1453 add_cflags "-maltivec -mabi=altivec"
1454 fi
1455
1456 check_header altivec.h
1457
1458 # check if our compiler supports Motorola AltiVec C API
1459 if enabled altivec_h; then
1460 inc_altivec_h="#include <altivec.h>"
1461 else
1462 inc_altivec_h=
1463 fi
1464 check_cc <<EOF || altivec=no
1465 $inc_altivec_h
1466 int main(void) {
1467 vector signed int v1, v2, v3;
1468 v1 = vec_add(v2,v3);
1469 return 0;
1470 }
1471 EOF
1472 fi
1473
1474 # check armv5te instructions support
1475 enabled armv5te && check_cc <<EOF || disable armv5te
1476 int main(void) {
1477 __asm__ __volatile__ ("qadd r0, r0, r0");
1478 }
1479 EOF
1480
1481 enabled armv6 && check_cc <<EOF || disable armv6
1482 int main(void) {
1483 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1484 }
1485 EOF
1486
1487 # check iwmmxt support
1488 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1489 int main(void) {
1490 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1491 }
1492 EOF
1493
1494 # check if our compiler supports mmi
1495 enabled mmi && check_cc <<EOF || mmi="no"
1496 int main(void) {
1497 __asm__ ("lq \$2, 0(\$2)");
1498 return 0;
1499 }
1500 EOF
1501
1502 # ---
1503 # big/little-endian test
1504 check_cc <<EOF || die "endian test failed"
1505 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1506 EOF
1507 grep -q BIGE $TMPO && enable bigendian
1508
1509 # ---
1510 # check availability of some header files
1511
1512 check_header malloc.h
1513 check_func memalign
1514
1515 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1516 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1517 fi
1518
1519 check_header byteswap.h
1520
1521 check_func mkstemp
1522 check_func gethrtime
1523
1524 check_header termios.h
1525 check_header conio.h
1526
1527 check_func inet_aton
1528 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1529
1530 # ffserver uses poll(),
1531 # if it's not found we can emulate it using select().
1532 if enabled ffserver; then
1533 check_header sys/poll.h
1534 fi
1535
1536 # check for some common methods of building with pthread support
1537 # do this before the optional library checks as some of them require pthreads
1538 if enabled pthreads; then
1539 if check_func pthread_create; then
1540 :
1541 elif check_func pthread_create -pthread; then
1542 add_cflags -pthread
1543 add_ldflags -pthread
1544 elif check_func pthread_create -pthreads; then
1545 add_cflags -pthreads
1546 add_ldflags -pthreads
1547 elif ! check_lib pthread.h pthread_create -lpthread; then
1548 die "ERROR: can't find pthreads library"
1549 fi
1550 fi
1551
1552 for thread in $THREADS_LIST; do
1553 if enabled $thread; then
1554 if test -n "$thread_type"; then
1555 die "ERROR: Only one thread type must be selected."
1556 else
1557 thread_type="$thread"
1558 fi
1559 fi
1560 done
1561
1562 # test for lrintf in math.h
1563 check_exec <<EOF && lrintf=yes || lrintf=no
1564 #define _ISOC9X_SOURCE 1
1565 #include <math.h>
1566 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1567 EOF
1568
1569 enabled_any libamr_nb libamr_wb && enable libamr
1570
1571 # these are off by default, so fail if requested and not available
1572 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1573 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1574 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1575 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1576 enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1577 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1578 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1579 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1580 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1581 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1582 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1583 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1584 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1585 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1586 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1587 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1588
1589 # disable the native AC-3 decoder if liba52 is enabled
1590 enabled liba52 && disable ac3_decoder
1591
1592 _restrict=
1593 for restrict_keyword in restrict __restrict__ __restrict; do
1594 check_cc <<EOF && _restrict=$restrict_keyword && break
1595 void foo(char * $restrict_keyword p);
1596 EOF
1597 done
1598
1599 # dlopen/dlfcn.h probing
1600
1601 check_header dlfcn.h
1602
1603 if check_func dlopen; then
1604 ldl=
1605 elif check_func dlopen -ldl; then
1606 ldl=-ldl
1607 fi
1608
1609 check_func getrusage
1610 check_func2 windows.h GetProcessTimes
1611
1612 check_func fork
1613
1614 test "$vhook" = "default" && vhook="$dlopen"
1615
1616 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1617
1618 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1619 vhook="no"
1620 echo
1621 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1622 echo "Patches welcome."
1623 echo
1624 fi
1625
1626 if enabled vhook; then
1627 check_ldflags -rdynamic
1628 check_ldflags -export-dynamic
1629 fi
1630
1631 enabled audio_beos && add_extralibs "-lmedia -lbe"
1632
1633 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1634 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1635
1636 ##########################################
1637 # SDL check
1638
1639 sdl_too_old=no
1640 sdl=no
1641 SDL_CONFIG="${cross_prefix}sdl-config"
1642 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1643 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1644 temp_cflags $sdl_cflags
1645 temp_extralibs `"${SDL_CONFIG}" --libs`
1646 if check_lib SDL.h SDL_Init; then
1647 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1648 if test "$_sdlversion" -lt 121 ; then
1649 sdl_too_old=yes
1650 else
1651 sdl=yes
1652 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1653 #include <SDL.h>
1654 int main(void){
1655 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1656 int w = vi->current_w;
1657 return 0;
1658 }
1659 EOF
1660 fi
1661 fi
1662 restore_flags
1663 fi
1664
1665 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1666
1667 ##########################################
1668 # Network check
1669
1670 if enabled network; then
1671 # Prefer arpa/inet.h over winsock2
1672 if check_header arpa/inet.h ; then
1673 check_func closesocket
1674 elif check_header winsock2.h ; then
1675 add_extralibs -lws2_32
1676 check_func2 winsock2.h closesocket
1677 fi
1678 fi
1679
1680 ##########################################
1681 # IPv6 check
1682
1683 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1684 #include <sys/types.h>
1685 #include <sys/socket.h>
1686 #include <netinet/in.h>
1687 #include <netdb.h>
1688 int main( void ) {
1689 struct sockaddr_storage saddr;
1690 struct ipv6_mreq mreq6;
1691 getaddrinfo(0,0,0,0);
1692 getnameinfo(0,0,0,0,0,0,0);
1693 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1694 }
1695 EOF
1696
1697 check_header linux/videodev.h
1698 check_header linux/videodev2.h
1699
1700 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1701 if enabled bktr; then
1702 { check_header dev/bktr/ioctl_meteor.h &&
1703 check_header dev/bktr/ioctl_bt848.h; } ||
1704 { check_header machine/ioctl_meteor.h &&
1705 check_header machine/ioctl_bt848.h; } ||
1706 { check_header dev/video/meteor/ioctl_meteor.h &&
1707 check_header dev/video/bktr/ioctl_bt848.h; } ||
1708 check_header dev/ic/bt8xx.h ||
1709 disable bktr
1710 fi
1711
1712 enabled audio_oss &&
1713 check_header sys/soundcard.h ||
1714 check_header soundcard.h ||
1715 disable audio_oss
1716
1717 # Deal with the x11 frame grabber
1718 enabled x11grab &&
1719 enabled gpl &&
1720 enabled x11_grab_device_demuxer &&
1721 check_header X11/Xlib.h &&
1722 check_header X11/extensions/XShm.h &&
1723 check_func XOpenDisplay -lX11 &&
1724 check_func XShmCreateImage -lX11 -lXext &&
1725 add_extralibs -lX11 -lXext ||
1726 disable x11_grab_device_demuxer
1727
1728 enabled debug && add_cflags -g
1729
1730 # add some useful compiler flags if supported
1731 check_cflags -Wdeclaration-after-statement
1732 check_cflags -Wall
1733 check_cflags -Wno-switch
1734 check_cflags -Wdisabled-optimization
1735 check_cflags -Wpointer-arith
1736 check_cflags -Wredundant-decls
1737 check_cflags -Wno-pointer-sign
1738 enabled extra_warnings && check_cflags -Winline
1739
1740 # add some linker flags
1741 check_ldflags -Wl,--warn-common
1742 check_ldflags $LDLATEFLAGS
1743
1744 if enabled small; then
1745 check_cflags -Os # not all compilers support -Os
1746 optimize="small"
1747 elif enabled optimize; then
1748 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1749 add_cflags "-O5"
1750 add_ldflags "-O5"
1751 else
1752 add_cflags "-O3"
1753 fi
1754 fi
1755
1756 # PIC flags for shared library objects where they are needed
1757 if enabled shared; then
1758 # LIBOBJFLAGS may have already been set in the OS configuration
1759 if test -z "$LIBOBJFLAGS" ; then
1760 case "$arch" in
1761 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1762 esac
1763 fi
1764 fi
1765
1766 if enabled gprof; then
1767 add_cflags "-p"
1768 add_ldflags "-p"
1769 fi
1770
1771 VHOOKCFLAGS="-fPIC"
1772
1773 # find if .align arg is power-of-two or not
1774 if test $asmalign_pot = "unknown"; then
1775 asmalign_pot="no"
1776 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1777 fi
1778
1779 enabled_any $ENCODER_LIST && enable encoders
1780 enabled_any $DECODER_LIST && enable decoders
1781 enabled_any $MUXER_LIST && enable muxers
1782 enabled_any $DEMUXER_LIST && enable demuxers
1783 enabled_any $PROTOCOL_LIST && enable protocols
1784 enabled_any $BSF_LIST && enable bsfs
1785
1786 enabled_any $THREADS_LIST && enable threads
1787
1788 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1789 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1790
1791 enabled libdc1394 && append pkg_requires "libraw1394"
1792 enabled libogg && append pkg_requires "ogg >= 1.1"
1793 enabled libtheora && append pkg_requires "theora"
1794 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1795
1796 echo "install prefix $PREFIX"
1797 echo "source path $source_path"
1798 echo "C compiler $cc"
1799 echo "make $make"
1800 echo ".align is power-of-two $asmalign_pot"
1801 echo "ARCH $arch ($cpu)"
1802 if test "$BUILDSUF" != ""; then
1803 echo "build suffix $BUILDSUF"
1804 fi
1805 echo "big-endian ${bigendian-no}"
1806 if test $arch = "x86_32" -o $arch = "x86_64"; then
1807 echo "MMX enabled ${mmx-no}"
1808 echo "CMOV enabled ${cmov-no}"
1809 echo "CMOV is fast ${fast_cmov-no}"
1810 echo "EBX available ${ebx_available-no}"
1811 echo "EBP available ${ebp_available-no}"
1812 fi
1813 if test $arch = "armv4l"; then
1814 echo "ARMv5TE enabled ${armv5te-no}"
1815 echo "ARMv6 enabled ${armv6-no}"
1816 echo "IWMMXT enabled ${iwmmxt-no}"
1817 fi
1818 if test $arch = "mips"; then
1819 echo "MMI enabled ${mmi-no}"
1820 fi
1821 if test $arch = "powerpc"; then
1822 echo "AltiVec enabled ${altivec-no}"
1823 echo "dcbzl available ${dcbzl-no}"
1824 fi
1825 echo "gprof enabled ${gprof-no}"
1826 echo "debug symbols ${debug-no}"
1827 echo "strip symbols ${dostrip-no}"
1828 echo "optimize ${optimize-no}"
1829 echo "static ${static-no}"
1830 echo "shared ${shared-no}"
1831 echo "postprocessing support ${pp-no}"
1832 echo "software scaler enabled ${swscaler-no}"
1833 echo "video hooking ${vhook-no}"
1834 if enabled vhook; then
1835 echo "Imlib2 support ${imlib2-no}"
1836 echo "FreeType support ${freetype2-no}"
1837 fi
1838 echo "network support ${network-no}"
1839 if enabled network; then
1840 echo "IPv6 support ${ipv6-no}"
1841 fi
1842 echo "threading support ${thread_type-no}"
1843 echo "SDL support ${sdl-no}"
1844 if enabled sdl_too_old; then
1845 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1846 fi
1847 echo "Sun medialib support ${mlib-no}"
1848 echo "AVISynth enabled ${avisynth-no}"
1849 echo "liba52 support ${liba52-no}"
1850 echo "liba52 dlopened ${liba52bin-no}"
1851 echo "libamr-nb support ${libamr_nb-no}"
1852 echo "libamr-wb support ${libamr_wb-no}"
1853 echo "libdc1394 support ${libdc1394-no}"
1854 echo "libfaac enabled ${libfaac-no}"
1855 echo "libfaad enabled ${libfaad-no}"
1856 echo "libfaad dlopened ${libfaadbin-no}"
1857 echo "libgsm enabled ${libgsm-no}"
1858 echo "libmp3lame enabled ${libmp3lame-no}"
1859 echo "libnut enabled ${libnut-no}"
1860 echo "libogg enabled ${libogg-no}"
1861 echo "libtheora enabled ${libtheora-no}"
1862 echo "libvorbis enabled ${libvorbis-no}"
1863 echo "x264 enabled ${libx264-no}"
1864 echo "XviD enabled ${libxvid-no}"
1865 echo "zlib enabled ${zlib-no}"
1866 if ! enabled gpl; then
1867 echo "License: LGPL"
1868 else
1869 echo "License: GPL"
1870 fi
1871
1872 echo "Creating config.mak and config.h..."
1873
1874 echo "# Automatically generated by configure - do not modify!" > config.mak
1875 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1876 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1877
1878 echo "PREFIX=$PREFIX" >> config.mak
1879 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1880 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1881 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1882 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1883 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1884 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1885 echo "MAKE=$make" >> config.mak
1886 echo "CC=$cc" >> config.mak
1887 echo "AR=$ar" >> config.mak
1888 echo "RANLIB=$ranlib" >> config.mak
1889 if enabled dostrip; then
1890 echo "STRIP=$strip" >> config.mak
1891 else
1892 echo "STRIP=echo ignoring strip" >> config.mak
1893 fi
1894
1895 echo "OPTFLAGS=$CFLAGS" >> config.mak
1896 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1897 echo "LDFLAGS=$LDFLAGS" >> config.mak
1898 echo "LDCONFIG=$LDCONFIG" >> config.mak
1899 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1900 echo "SHFLAGS=$SHFLAGS" >> config.mak
1901 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1902 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1903 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1904 echo "BUILD_STATIC=$static" >> config.mak
1905 echo "BUILDSUF=$BUILDSUF" >> config.mak
1906 echo "LIBPREF=$LIBPREF" >> config.mak
1907 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1908 echo "LIB=$LIB" >> config.mak
1909 echo "SLIBPREF=$SLIBPREF" >> config.mak
1910 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1911 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1912
1913 if enabled bigendian; then
1914 echo "WORDS_BIGENDIAN=yes" >> config.mak
1915 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1916 fi
1917 if enabled mmx; then
1918 echo "#define __CPU__ 586" >> $TMPH
1919 fi
1920
1921 if enabled sdl; then
1922 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1923 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1924 fi
1925 if enabled texi2html; then
1926 echo "BUILD_DOC=yes" >> config.mak
1927 fi
1928
1929 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1930 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1931 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1932 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1933 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1934
1935
1936
1937 if enabled shared; then
1938 echo "BUILD_SHARED=yes" >> config.mak
1939 echo "PIC=-fPIC -DPIC" >> config.mak
1940 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1941 echo "SPPVERSION=$pp_version" >> config.mak
1942 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1943 echo "LAVCVERSION=$lavc_version" >> config.mak
1944 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1945 echo "LAVFVERSION=$lavf_version" >> config.mak
1946 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1947 echo "LAVUVERSION=$lavu_version" >> config.mak
1948 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1949 echo "SWSVERSION=$sws_version" >> config.mak
1950 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1951 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1952 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1953 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1954 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1955 fi
1956 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1957 echo "EXTRALIBS=$extralibs" >> config.mak
1958
1959 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1960 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1961 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1962 $DECODER_LIST \
1963 $ENCODER_LIST \
1964 $PARSER_LIST \
1965 $BSF_LIST \
1966 $DEMUXER_LIST \
1967 $MUXER_LIST \
1968 $PROTOCOL_LIST \
1969
1970 echo "#define restrict $_restrict" >> $TMPH
1971
1972 if enabled small; then
1973 echo "#define av_always_inline" >> $TMPH
1974 fi
1975
1976 echo "SRC_PATH=\"$source_path\"" >> config.mak
1977 echo "SRC_PATH_BARE=$source_path" >> config.mak
1978 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1979
1980 # Apparently it's not possible to portably echo a backslash.
1981 if enabled asmalign_pot; then
1982 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1983 else
1984 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1985 fi
1986
1987
1988 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1989 if ! cmp -s $TMPH config.h; then
1990 mv -f $TMPH config.h
1991 else
1992 echo "config.h is unchanged"
1993 fi
1994
1995 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1996
1997 # build tree in object directory if source path is different from current one
1998 if enabled source_path_used; then
1999 DIRS="\
2000 doc \
2001 libavcodec \
2002 libavcodec/alpha \
2003 libavcodec/armv4l \
2004 libavcodec/bfin \
2005 libavcodec/i386 \
2006 libavcodec/mlib \
2007 libavcodec/ppc \
2008 libavcodec/sh4 \
2009 libavcodec/sparc \
2010 libavformat \
2011 libavutil \
2012 libpostproc \
2013 libswscale \
2014 tests \
2015 tools \
2016 vhook \
2017 "
2018 FILES="\
2019 Makefile \
2020 common.mak \
2021 doc/texi2pod.pl \
2022 libavcodec/Makefile \
2023 libavformat/Makefile \
2024 libavutil/Makefile \
2025 libpostproc/Makefile \
2026 libswscale/Makefile \
2027 "
2028 for dir in $DIRS ; do
2029 mkdir -p $dir
2030 done
2031 for f in $FILES ; do
2032 ln -sf "$source_path/$f" $f
2033 done
2034 fi
2035
2036
2037 # build pkg-config files
2038 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2039
2040 pkgconfig_generate(){
2041 name=$1
2042 comment=$2
2043 version=$3
2044 libs=$4
2045 requires=$5
2046 include=$6
2047 cat <<EOF >$name.pc
2048 prefix=$PREFIX
2049 exec_prefix=\${prefix}
2050 libdir=\${exec_prefix}/lib
2051 includedir=\${prefix}/include
2052
2053 Name: $name
2054 Description: $comment
2055 Version: $version
2056 Requires: $requires
2057 Conflicts:
2058 Libs: -L\${libdir} $libs
2059 Cflags: -I\${includedir} -I\${includedir}/$include
2060 EOF
2061 }
2062
2063 pkgconfig_generate_uninstalled(){
2064 name=$1
2065 shortname=${name#lib}
2066 comment=$2
2067 version=$3
2068 libs=$4
2069 requires=$5
2070 cat <<EOF >$name-uninstalled.pc
2071 prefix=
2072 exec_prefix=
2073 libdir=\${pcfiledir}/$name
2074 includedir=\${pcfiledir}/$name
2075
2076 Name: $name
2077 Description: $comment
2078 Version: $version
2079 Requires: $requires
2080 Conflicts:
2081 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2082 Cflags: -I\${includedir}
2083 EOF
2084 }
2085
2086 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2087 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2088
2089 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2090 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2091
2092 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2093 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2094
2095 if enabled pp; then
2096 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2097 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2098 fi
2099
2100 if enabled swscaler; then
2101 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2102 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2103 else
2104 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2105 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2106 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2107 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2108 fi