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[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-mingw32 enable MinGW native/cross Windows compile"
66 echo " --enable-mingwce enable MinGW native/cross WinCE compile"
67 echo " --enable-static build static libraries [default=yes]"
68 echo " --disable-static do not build static libraries [default=no]"
69 echo " --enable-shared build shared libraries [default=no]"
70 echo " --disable-shared do not build shared libraries [default=yes]"
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
73 echo " --enable-sunmlib use Sun medialib [default=no]"
74 echo " --enable-beosthreads use BeOS threads [default=no]"
75 echo " --enable-os2threads use OS/2 threads [default=no]"
76 echo " --enable-pthreads use pthreads [default=no]"
77 echo " --enable-w32threads use Win32 threads [default=no]"
78 echo " --enable-x11grab enable X11 grabbing [default=no]"
79 echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
80 echo " and libraw1394 [default=no]"
81 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
82 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
83 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
84 echo " --enable-libdts enable GPLed libdts support [default=no]"
85 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
86 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
87 echo " --enable-libfaadbin build FAAD support with runtime linking [default=no]"
88 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
89 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
90 echo " --enable-libnut enable NUT (de)muxing via libnut,"
91 echo " native demuxer exists [default=no]"
92 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
93 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
94 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
95 echo " native implementations exist [default=no]"
96 echo " --enable-x264 enable H.264 encoding via x264 [default=no]"
97 echo " --enable-xvid enable Xvid encoding via xvidcore,"
98 echo " native MPEG-4/Xvid encoder exists [default=no]"
99 echo " --enable-amr_nb enable amr_nb float audio codec"
100 echo " --enable-amr_nb-fixed use fixed point for amr-nb codec"
101 echo " --enable-amr_wb enable amr_wb float audio codec"
102 echo " --enable-amr_if2 enable amr_wb IF2 audio codec"
103 echo " --enable-gpl allow use of GPL code, the resulting libav*"
104 echo " and ffmpeg will be under GPL [default=no]"
105 echo ""
106 echo "Advanced options (experts only):"
107 echo " --source-path=PATH path to source code [$source_path]"
108 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
109 echo " --cross-compile assume a cross-compiler is used"
110 echo " --cc=CC use C compiler CC [$cc]"
111 echo " --make=MAKE use specified make [$make]"
112 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
113 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
114 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
115 echo " --build-suffix=SUFFIX suffix for application specific build []"
116 echo " --arch=ARCH select architecture [$arch]"
117 echo " --cpu=CPU selects the minimum cpu required (affects"
118 echo " instruction selection, may crash on older CPUs)"
119 echo " --enable-powerpc-perf enable performance report on PPC"
120 echo " (requires enabling PMC)"
121 echo " --disable-mmx disable MMX usage"
122 echo " --disable-armv5te disable armv5te usage"
123 echo " --disable-armv6 disable armv6 usage"
124 echo " --disable-iwmmxt disable iwmmxt usage"
125 echo " --disable-altivec disable AltiVec usage"
126 echo " --disable-audio-oss disable OSS audio support [default=no]"
127 echo " --disable-audio-beos disable BeOS audio support [default=no]"
128 echo " --disable-v4l disable video4linux grabbing [default=no]"
129 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
130 echo " --disable-bktr disable bktr video grabbing [default=no]"
131 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
132 echo " --disable-network disable network support [default=no]"
133 echo " --disable-ipv6 disable ipv6 support [default=no]"
134 echo " --disable-zlib disable zlib [default=no]"
135 echo " --disable-vhook disable video hooking support"
136 echo " --enable-gprof enable profiling with gprof [$gprof]"
137 echo " --disable-debug disable debugging symbols"
138 echo " --disable-opts disable compiler optimizations"
139 echo " --enable-extra-warnings enable more compiler warnings"
140 echo " --disable-mpegaudio-hp faster (but less accurate)"
141 echo " MPEG audio decoding [default=no]"
142 echo " --disable-protocols disable I/O protocols support [default=no]"
143 echo " --disable-ffmpeg disable ffmpeg build"
144 echo " --disable-ffserver disable ffserver build"
145 echo " --disable-ffplay disable ffplay build"
146 echo " --enable-small optimize for size instead of speed"
147 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
148 echo " --disable-strip disable stripping of executables and shared libraries"
149 echo " --disable-encoder=NAME disables encoder NAME"
150 echo " --enable-encoder=NAME enables encoder NAME"
151 echo " --disable-decoder=NAME disables decoder NAME"
152 echo " --enable-decoder=NAME enables decoder NAME"
153 echo " --disable-encoders disables all encoders"
154 echo " --disable-decoders disables all decoders"
155 echo " --disable-muxer=NAME disables muxer NAME"
156 echo " --enable-muxer=NAME enables muxer NAME"
157 echo " --disable-muxers disables all muxers"
158 echo " --disable-demuxer=NAME disables demuxer NAME"
159 echo " --enable-demuxer=NAME enables demuxer NAME"
160 echo " --disable-demuxers disables all demuxers"
161 echo " --enable-parser=NAME enables parser NAME"
162 echo " --disable-parser=NAME disables parser NAME"
163 echo " --disable-parsers disables all parsers"
164 echo ""
165 echo "NOTE: Object files are built at the place where configure is launched."
166 exit 1
167 }
168
169 log(){
170 echo "$@" >>$logfile
171 }
172
173 log_file(){
174 log BEGIN $1
175 cat -n $1 >>$logfile
176 log END $1
177 }
178
179 echolog(){
180 log "$@"
181 echo "$@"
182 }
183
184 die(){
185 echolog "$@"
186 cat <<EOF
187 If you think configure made a mistake, make sure you are using the latest
188 version from SVN. If the latest version fails, report the problem to the
189 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
190 EOF
191 if enabled logging; then
192 cat <<EOF
193 Include the log file "$logfile" produced by configure as this will help
194 solving the problem.
195 EOF
196 else
197 cat <<EOF
198 Rerun configure with logging enabled (do not use --log=no), and include the
199 log this produces with your report.
200 EOF
201 fi
202 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
203 exit 1
204 }
205
206 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
207 toupper(){
208 echo "$@" | tr '[a-z]' '[A-Z]'
209 }
210
211 set_all(){
212 value=$1
213 shift
214 for var in $*; do
215 eval $var=$value
216 done
217 }
218
219 pushvar(){
220 for var in $*; do
221 eval level=\${${var}_level:=0}
222 eval ${var}_${level}="\$$var"
223 eval ${var}_level=$(($level+1))
224 done
225 }
226
227 popvar(){
228 for var in $*; do
229 eval level=\${${var}_level:-0}
230 test $level = 0 && continue
231 eval level=$(($level-1))
232 eval $var="\${${var}_${level}}"
233 eval ${var}_level=$level
234 eval unset ${var}_${level}
235 done
236 }
237
238 enable(){
239 set_all yes $*
240 }
241
242 disable(){
243 set_all no $*
244 }
245
246 enabled(){
247 eval test "x\$$1" = "xyes"
248 }
249
250 disabled(){
251 eval test "x\$$1" = "xno"
252 }
253
254 enabled_all(){
255 for opt; do
256 enabled $opt || return 1
257 done
258 }
259
260 disabled_all(){
261 for opt; do
262 disabled $opt || return 1
263 done
264 }
265
266 enabled_any(){
267 for opt; do
268 enabled $opt && return 0
269 done
270 }
271
272 disabled_any(){
273 for opt; do
274 disabled $opt && return 0
275 done
276 }
277
278 check_deps(){
279 for cfg; do
280 enabled ${cfg}_checking && die "Circular dependency for $cfg."
281 disabled ${cfg}_checking && continue
282 enable ${cfg}_checking
283
284 eval dep_all="\$${cfg}_deps"
285 eval dep_any="\$${cfg}_deps_any"
286
287 pushvar cfg dep_all dep_any
288 check_deps $dep_all $dep_any
289 popvar cfg dep_all dep_any
290
291 enabled_all $dep_all || disable $cfg
292 enabled_any $dep_any || disable $cfg
293
294 disable ${cfg}_checking
295 done
296 }
297
298 print_config(){
299 pfx=$1
300 header=$2
301 makefile=$3
302 shift 3
303 for cfg; do
304 if enabled $cfg; then
305 ucname="${pfx}`toupper $cfg`"
306 echo "#define ${ucname} 1" >> $header
307 echo "${ucname}=yes" >> $makefile
308 fi
309 done
310 }
311
312 flags_saved(){
313 (: ${SAVE_CFLAGS?}) 2>/dev/null
314 }
315
316 save_flags(){
317 flags_saved && return
318 SAVE_CFLAGS="$CFLAGS"
319 SAVE_LDFLAGS="$LDFLAGS"
320 SAVE_extralibs="$extralibs"
321 }
322
323 restore_flags(){
324 flags_saved || return
325 CFLAGS="$SAVE_CFLAGS"
326 LDFLAGS="$SAVE_LDFLAGS"
327 extralibs="$SAVE_extralibs"
328 unset SAVE_CFLAGS
329 unset SAVE_LDFLAGS
330 unset SAVE_extralibs
331 }
332
333 temp_cflags(){
334 save_flags
335 CFLAGS="$CFLAGS $*"
336 }
337
338 temp_ldflags(){
339 save_flags
340 LDFLAGS="$LDFLAGS $*"
341 }
342
343 temp_extralibs(){
344 save_flags
345 extralibs="$extralibs $*"
346 }
347
348 append(){
349 var=$1
350 shift
351 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
352 eval "$var=\"\$$var $*\""
353 }
354
355 add_cflags(){
356 append CFLAGS "$@"
357 }
358
359 add_ldflags(){
360 append LDFLAGS "$@"
361 }
362
363 add_extralibs(){
364 append extralibs "$@"
365 }
366
367 check_cmd(){
368 log "$@"
369 "$@" >>$logfile 2>&1
370 }
371
372 check_cc(){
373 log check_cc "$@"
374 cat >$TMPC
375 log_file $TMPC
376 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
377 }
378
379 check_cpp(){
380 log check_cpp "$@"
381 cat >$TMPC
382 log_file $TMPC
383 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
384 }
385
386 check_ld(){
387 log check_ld "$@"
388 check_cc || return
389 check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
390 }
391
392 check_cflags(){
393 log check_cflags "$@"
394 check_cc "$@" <<EOF && add_cflags "$@"
395 int x;
396 EOF
397 }
398
399 check_ldflags(){
400 log check_ldflags "$@"
401 check_ld "$@" <<EOF && add_ldflags "$@"
402 int main(){
403 return 0;
404 }
405 EOF
406 }
407
408 check_header(){
409 log check_header "$@"
410 header=$1
411 shift
412 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
413 disable $var
414 check_cpp "$@" <<EOF && enable $var
415 #include <$header>
416 int x;
417 EOF
418 }
419
420 check_func(){
421 log check_func "$@"
422 func=$1
423 shift
424 disable $func
425 check_ld "$@" <<EOF && enable $func
426 extern int $func();
427 int main(){
428 $func();
429 }
430 EOF
431 }
432
433 check_lib(){
434 log check_lib "$@"
435 header="$1"
436 func="$2"
437 shift 2
438 temp_extralibs "$@"
439 check_header $header && check_func $func && add_extralibs "$@"
440 err=$?
441 restore_flags
442 return $err
443 }
444
445 check_exec(){
446 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
447 }
448
449 require(){
450 name="$1"
451 header="$2"
452 func="$3"
453 shift 3
454 check_lib $header $func "$@" || die "ERROR: $name not found"
455 }
456
457 apply(){
458 file=$1
459 shift
460 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
461 }
462
463 CONFIG_LIST='
464 encoders
465 decoders
466 parsers
467 muxers
468 demuxers
469 amr
470 amr_nb
471 amr_nb_fixed
472 amr_wb
473 audio_beos
474 audio_oss
475 avisynth
476 beos_netserver
477 bktr
478 dc1394
479 dv1394
480 ffmpeg
481 ffplay
482 ffserver
483 gpl
484 gprof
485 ipv6
486 liba52
487 liba52bin
488 libdts
489 libfaac
490 libfaad
491 libfaadbin
492 libgsm
493 libmp3lame
494 libnut
495 libogg
496 libtheora
497 libvorbis
498 memalign_hack
499 mpegaudio_hp
500 network
501 powerpc_perf
502 pp
503 protocols
504 swscaler
505 vhook
506 v4l
507 v4l2
508 wince
509 x11grab
510 x264
511 xvid
512 zlib
513 '
514
515 HAVE_LIST='
516 altivec
517 altivec_h
518 armv5te
519 armv6
520 beosthreads
521 byteswap_h
522 cmov
523 dcbzl
524 dev_bktr_ioctl_bt848_h
525 dev_bktr_ioctl_meteor_h
526 dev_ic_bt8xx_h
527 dev_video_meteor_ioctl_meteor_h
528 dev_video_bktr_ioctl_bt848_h
529 dlfcn_h
530 dlopen
531 fast_cmov
532 freetype2
533 imlib2
534 inet_aton
535 iwmmxt
536 localtime_r
537 lrintf
538 machine_ioctl_bt848_h
539 machine_ioctl_meteor_h
540 malloc_h
541 memalign
542 mlib
543 mmi
544 mmx
545 os2
546 os2threads
547 pthreads
548 sdl
549 sdl_video_size
550 soundcard_h
551 sys_soundcard_h
552 threads
553 w32threads
554 '
555
556 TARGET_LIST='
557 altivec
558 armv5te
559 armv6
560 iwmmxt
561 mmi
562 mmx
563 '
564
565 CMDLINE_SELECT="
566 $CONFIG_LIST
567 $TARGET_LIST
568 debug
569 extra_warnings
570 mingw32
571 shared
572 static
573 beosthreads
574 os2threads
575 pthreads
576 w32threads
577 "
578
579 flashsv_decoder_deps="zlib"
580 flashsv_encoder_deps="zlib"
581 mpeg_xvmc_decoder_deps="xvmc"
582 png_decoder_deps="zlib"
583 png_encoder_deps="zlib"
584 x264_encoder_deps="x264"
585 xvid_encoder_deps="xvid"
586 zmbv_decoder_deps="zlib"
587 zmbv_encoder_deps="zlib"
588
589 aac_decoder_deps="libfaad"
590 mpeg4aac_decoder_deps="libfaad"
591 amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
592 amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
593 amr_wb_decoder_deps="amr_wb"
594 amr_wb_encoder_deps="amr_wb"
595 dts_decoder_deps="libdts"
596 faac_encoder_deps="libfaac"
597 liba52_decoder_deps="liba52"
598 libgsm_decoder_deps="libgsm"
599 libgsm_encoder_deps="libgsm"
600 libtheora_encoder_deps="libtheora"
601 mp3lame_encoder_deps="libmp3lame"
602 oggvorbis_decoder_deps="libvorbis"
603 oggvorbis_encoder_deps="libvorbis"
604
605 audio_demuxer_deps_any="audio_oss audio_beos"
606 audio_muxer_deps_any="audio_oss audio_beos"
607 dc1394_demuxer_deps="dc1394"
608 dv1394_demuxer_deps="dv1394"
609 gxf_muxer_deps="gpl"
610 libnut_demuxer_deps="libnut"
611 libnut_muxer_deps="libnut"
612 ogg_muxer_deps="libogg"
613 redir_demuxer_deps="network"
614 rtp_muxer_deps="network"
615 rtsp_demuxer_deps="network"
616 sdp_demuxer_deps="network"
617 v4l2_demuxer_deps="v4l2"
618 video_grab_device_demuxer_deps_any="v4l bktr"
619 x11_grab_device_demuxer_deps="x11grab"
620
621 ffplay_deps="sdl"
622 ffserver_deps="network protocols muxers"
623 network_deps="protocols"
624
625 # set temporary file name
626 if test ! -z "$TMPDIR" ; then
627 TMPDIR1="${TMPDIR}"
628 elif test ! -z "$TEMPDIR" ; then
629 TMPDIR1="${TEMPDIR}"
630 else
631 TMPDIR1="/tmp"
632 fi
633
634 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
635 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
636 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
637 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
638 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
639
640 # default parameters
641
642 logging="yes"
643 logfile="config.err"
644
645 # installation paths
646 PREFIX="/usr/local"
647 libdir='${PREFIX}/lib'
648 shlibdir="$libdir"
649 incdir='${PREFIX}/include/ffmpeg'
650 mandir='${PREFIX}/man'
651 bindir='${PREFIX}/bin'
652
653 # toolchain
654 cross_prefix=""
655 cross_compile="no"
656 cc="gcc"
657 ar="ar"
658 ranlib="ranlib"
659 make="make"
660 strip="strip"
661 asmalign_pot="unknown"
662
663 # machine
664 arch=`uname -m`
665 cpu="generic"
666 powerpc_perf="no"
667 mmx="default"
668 cmov="no"
669 fast_cmov="no"
670 armv5te="default"
671 armv6="default"
672 iwmmxt="default"
673 altivec="default"
674 dcbzl="no"
675 mmi="default"
676 bigendian="no"
677
678 case "$arch" in
679 i386|i486|i586|i686|i86pc|BePC)
680 arch="x86_32"
681 ;;
682 x86_64|amd64)
683 arch="x86_32"
684 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
685 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
686 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
687 arch="x86_64"
688 fi
689 fi
690 ;;
691 # armv4l is a subset of armv[567]*l
692 arm|armv[4567]*l)
693 arch="armv4l"
694 ;;
695 alpha)
696 arch="alpha"
697 ;;
698 "Power Macintosh"|ppc|ppc64|powerpc)
699 arch="powerpc"
700 ;;
701 mips|mipsel|IP*)
702 arch="mips"
703 ;;
704 sun4u|sparc64)
705 arch="sparc64"
706 ;;
707 sparc)
708 arch="sparc"
709 ;;
710 sh4)
711 arch="sh4"
712 ;;
713 parisc|parisc64)
714 arch="parisc"
715 ;;
716 s390|s390x)
717 arch="s390"
718 ;;
719 m68k)
720 arch="m68k"
721 ;;
722 ia64)
723 arch="ia64"
724 ;;
725 bfin)
726 arch="bfin"
727 ;;
728 *)
729 arch="unknown"
730 ;;
731 esac
732
733 # OS
734 beos_netserver="no"
735 mingw32="no"
736 os2="no"
737 wince="no"
738
739 # non-library system interfaces
740 audio_beos="no"
741 audio_oss="yes"
742 bktr="yes"
743 dv1394="yes"
744 v4l2="yes"
745 v4l="yes"
746
747 # libraries
748 amr_if2="no"
749 amr_nb="no"
750 amr_nb_fixed="no"
751 amr_wb="no"
752 avisynth="no"
753 dc1394="no"
754 dlfcn_h="no"
755 dlopen="no"
756 liba52="no"
757 liba52bin="no"
758 libdts="no"
759 libfaac="no"
760 libfaad2="no"
761 libfaad="no"
762 libfaadbin="no"
763 libgsm="no"
764 libmp3lame="no"
765 libnut="no"
766 libogg="no"
767 libtheora="no"
768 libvorbis="no"
769 mlib="no"
770 x11grab="no"
771 x264="no"
772 xvid="no"
773 zlib="yes"
774
775 # configurable options
776 debug="yes"
777 dostrip="yes"
778 extra_warnings="no"
779 ffmpeg="yes"
780 ffplay="yes"
781 ffserver="yes"
782 gpl="no"
783 gprof="no"
784 ipv6="yes"
785 shared="no"
786 static="yes"
787 memalign_hack="no"
788 mpegaudio_hp="yes"
789 network="yes"
790 optimize="yes"
791 pp="no"
792 protocols="yes"
793 swscaler="no"
794 vhook="default"
795
796 # threading
797 beosthreads="no"
798 os2threads="no"
799 pthreads="no"
800 w32threads="no"
801 thread_type="no"
802
803 # build settings
804 extralibs="-lm"
805 SHFLAGS='-shared -Wl,-soname,$@'
806 VHOOKSHFLAGS='$(SHFLAGS)'
807 LIBOBJFLAGS=""
808 FFLDFLAGS=-Wl,--warn-common
809 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
810 FFSERVERLDFLAGS=-Wl,-E
811 LDCONFIG="ldconfig"
812 LIBPREF="lib"
813 LIBSUF=".a"
814 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
815 SLIBPREF="lib"
816 SLIBSUF=".so"
817 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
818 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
819 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
820 EXESUF=""
821 BUILDSUF=""
822 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
823
824 # OS specific
825 targetos=`uname -s`
826 case $targetos in
827 BeOS|Haiku|Zeta)
828 PREFIX="$HOME/config"
829 # helps building libavcodec
830 add_cflags "-DPIC -fomit-frame-pointer"
831 # 3 gcc releases known for BeOS, each with ugly bugs
832 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
833 case "$gcc_version" in
834 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
835 mmx="no"
836 ;;
837 *20010315*) echo "BeBits gcc"
838 add_cflags "-fno-expensive-optimizations"
839 ;;
840 esac
841 LDCONFIG="echo ignoring ldconfig"
842 SHFLAGS=-nostart
843 # disable Linux things
844 dv1394="no"
845 # enable BeOS things
846 audio_beos="yes"
847 # no need for libm, but the inet stuff
848 # Check for BONE
849 # XXX: actually should check for NOT net_server
850 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
851 extralibs="-lbind -lsocket"
852 else
853 beos_netserver="yes"
854 extralibs="-lnet"
855 fi ;;
856 SunOS)
857 dv1394="no"
858 FFLDFLAGS=""
859 FFSERVERLDFLAGS=""
860 SHFLAGS="-shared -Wl,-h,\$@"
861 add_extralibs "-lsocket -lnsl"
862 ;;
863 NetBSD)
864 dv1394="no"
865 add_extralibs "-lossaudio"
866 ;;
867 OpenBSD)
868 dv1394="no"
869 need_memalign="no"
870 LIBOBJFLAGS="\$(PIC)"
871 LDCONFIG="ldconfig -m \$(shlibdir)"
872 SHFLAGS='-shared'
873 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
874 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
875 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
876 add_extralibs "-lossaudio"
877 ;;
878 FreeBSD)
879 dv1394="no"
880 need_memalign="no"
881 add_cflags "-pthread"
882 ;;
883 GNU/kFreeBSD)
884 dv1394="no"
885 add_cflags "-pthread"
886 ;;
887 BSD/OS)
888 dv1394="no"
889 extralibs="-lpoll -lgnugetopt -lm"
890 strip="strip -d"
891 ;;
892 Darwin)
893 cc="cc"
894 dv1394="no"
895 need_memalign="no"
896 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
897 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
898 extralibs=""
899 strip="strip -x"
900 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
901 SLIBSUF=".dylib"
902 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
903 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
904 FFSERVERLDFLAGS=-Wl,-bind_at_load
905 ;;
906 MINGW32*)
907 # Note: the rest of the mingw32 config is done afterwards as mingw32
908 # can be forced on the command line for Linux cross compilation.
909 mingw32="yes"
910 ;;
911 CYGWIN*)
912 targetos=CYGWIN
913 shlibdir="$bindir"
914 dv1394="no"
915 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
916 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
917 extralibs=""
918 EXESUF=".exe"
919 SLIBPREF="cyg"
920 SLIBSUF=".dll"
921 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
922 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
923 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
924 ;;
925 Linux)
926 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
927 ;;
928 IRIX*)
929 targetos=IRIX
930 ranlib="echo ignoring ranlib"
931 ;;
932 OS/2)
933 TMPE=$TMPE".exe"
934 ar="emxomfar -p128"
935 ranlib="echo ignoring ranlib"
936 strip="echo ignoring strip"
937 add_cflags "-Zomf"
938 FFLDFLAGS="-Zomf -Zstack 16384 -s"
939 SHFLAGS="-Zdll -Zomf"
940 FFSERVERLDFLAGS=""
941 LIBPREF=""
942 LIBSUF=".lib"
943 SLIBPREF=""
944 SLIBSUF=".dll"
945 EXESUF=".exe"
946 extralibs=""
947 pkg_requires=""
948 dv1394="no"
949 ffserver="no"
950 vhook="no"
951 os2="yes"
952 ;;
953 *)
954 targetos="${targetos}-UNKNOWN"
955 ;;
956 esac
957
958 # find source path
959 source_path="`dirname \"$0\"`"
960 source_path_used="yes"
961 if test -z "$source_path" -o "$source_path" = "." ; then
962 source_path="`pwd`"
963 source_path_used="no"
964 else
965 source_path="`cd \"$source_path\"; pwd`"
966 echo "$source_path" | grep -q '[[:blank:]]' &&
967 die "Out of tree builds are impossible with whitespace in source path."
968 fi
969
970 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
971 show_help
972 fi
973
974 FFMPEG_CONFIGURATION="$@"
975
976 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
977 DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
978 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
979 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
980 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
981
982 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
983
984 die_unknown(){
985 echo "Unknown option \"$1\"."
986 echo "See $0 --help for available options."
987 exit 1
988 }
989
990 for opt do
991 optval="${opt#*=}"
992 case "$opt" in
993 --log)
994 ;;
995 --log=*) logging="$optval"
996 ;;
997 --prefix=*) PREFIX="$optval"
998 ;;
999 --libdir=*) libdir="$optval"
1000 ;;
1001 --shlibdir=*) shlibdir="$optval"
1002 ;;
1003 --incdir=*) incdir="$optval"
1004 ;;
1005 --mandir=*) mandir="$optval"
1006 ;;
1007 --source-path=*) source_path="$optval"
1008 ;;
1009 --cross-prefix=*) cross_prefix="$optval"
1010 ;;
1011 --cross-compile) cross_compile="yes"
1012 ;;
1013 --cc=*) cc="$optval"
1014 ;;
1015 --make=*) make="$optval"
1016 ;;
1017 --extra-cflags=*) add_cflags "$optval"
1018 ;;
1019 --extra-ldflags=*) add_ldflags "$optval"
1020 ;;
1021 --extra-libs=*) add_extralibs "$optval"
1022 ;;
1023 --build-suffix=*) BUILDSUF="$optval"
1024 ;;
1025 --arch=*) arch="$optval"
1026 ;;
1027 --cpu=*) cpu="$optval"
1028 ;;
1029 --enable-mingwce) wince="yes"
1030 ;;
1031 --disable-opts) optimize="no"
1032 ;;
1033 --enable-small) optimize="small"
1034 ;;
1035 --enable-sunmlib) mlib="yes"
1036 ;;
1037 --disable-strip) dostrip="no"
1038 ;;
1039 --disable-encoders) disable $ENCODER_LIST
1040 ;;
1041 --disable-decoders) disable $DECODER_LIST
1042 ;;
1043 --disable-muxers) disable $MUXER_LIST
1044 ;;
1045 --disable-demuxers) disable $DEMUXER_LIST
1046 ;;
1047 --disable-parsers) disable $PARSER_LIST
1048 ;;
1049 --enable-*=*|--disable-*=*)
1050 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1051 case "$thing" in
1052 encoder|decoder|muxer|demuxer|parser) $action ${optval}_${thing} ;;
1053 *) die_unknown "$opt" ;;
1054 esac
1055 ;;
1056 --enable-?*|--disable-?*)
1057 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1058 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1059 $action $option
1060 ;;
1061 --help) show_help
1062 ;;
1063 *)
1064 die_unknown $opt
1065 ;;
1066 esac
1067 done
1068
1069 if ! disabled logging ; then
1070 enabled logging || logfile="$logging"
1071 echo "# $0 $@" >$logfile
1072 set >>$logfile
1073 else
1074 logfile=/dev/null
1075 fi
1076
1077 if enabled_any mingw32 wince; then
1078 if enabled_all shared static; then
1079 cat <<EOF
1080 You can only build one library type at once on MinGW.
1081 Specify --disable-static --enable-shared to only build
1082 the shared libraries. To build only the static libraries
1083 you do not need to pass additional options.
1084 EOF
1085 exit 1
1086 fi
1087 dv1394="no"
1088 dc1394="no"
1089 ffserver="no"
1090 network="no"
1091 if enabled wince; then
1092 protocols="no"
1093 fi
1094 SLIBPREF=""
1095 SLIBSUF=".dll"
1096 EXESUF=".exe"
1097 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1098 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1099 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1100 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1101 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1102 fi
1103
1104 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1105 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1106
1107 test -n "$cross_prefix" && cross_compile=yes
1108 cc="${cross_prefix}${cc}"
1109 ar="${cross_prefix}${ar}"
1110 ranlib="${cross_prefix}${ranlib}"
1111 strip="${cross_prefix}${strip}"
1112
1113 # we need to build at least one lib type
1114 if disabled_all static shared; then
1115 cat <<EOF
1116 At least one library type must be built.
1117 Specify --enable-static to build the static libraries or --enable-shared to
1118 build the shared libraries as well. To only build the shared libraries specify
1119 --disable-static in addition to --enable-shared.
1120 EOF
1121 exit 1;
1122 fi
1123
1124 if disabled libogg; then
1125 enabled libtheora && die "libogg must be enabled to enable libtheora."
1126 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1127 fi
1128
1129 if enabled_any libfaad libfaadbin ; then
1130 if check_header faad.h; then
1131 check_cc << EOF
1132 #include <faad.h>
1133 #ifndef FAAD2_VERSION
1134 ok faad1
1135 #endif
1136 int main( void ) { return 0; }
1137 EOF
1138 test $? = 0 && enable libfaad2
1139 else
1140 die "FAAD test failed."
1141 fi
1142 fi
1143
1144
1145 if disabled gpl ; then
1146 die_gpl_disabled(){
1147 name=$1
1148 shift
1149 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1150 }
1151 die_gpl_disabled "The Postprocessing code" pp
1152 die_gpl_disabled "liba52" liba52
1153 die_gpl_disabled "libxvidcore" xvid
1154 die_gpl_disabled "x264" x264
1155 die_gpl_disabled "libdts" libdts
1156 die_gpl_disabled "FAAD2" libfaad2
1157 die_gpl_disabled "The X11 grabber" x11grab
1158 die_gpl_disabled "The software scaler" swscaler
1159 fi
1160
1161 # compute MMX state
1162 if test $mmx = "default"; then
1163 if test $arch = "x86_32" -o $arch = "x86_64"; then
1164 mmx="yes"
1165 else
1166 mmx="no"
1167 fi
1168 fi
1169
1170 test -z "$need_memalign" && need_memalign="$mmx"
1171
1172 #Darwin CC versions
1173 needmdynamicnopic="no"
1174 if test $targetos = Darwin; then
1175 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1176 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1177 else
1178 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1179 case "$gcc_version" in
1180 *2.95*)
1181 add_cflags "-no-cpp-precomp -pipe"
1182 ;;
1183 *[34].*)
1184 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1185 if disabled shared; then
1186 needmdynamicnopic="yes"
1187 fi
1188 ;;
1189 *)
1190 add_cflags "-no-cpp-precomp -pipe"
1191 if disabled shared; then
1192 needmdynamicnopic="yes"
1193 fi
1194 ;;
1195 esac
1196 fi
1197 fi
1198
1199 disabled optimize || add_cflags -fomit-frame-pointer
1200
1201 # Can only do AltiVec on PowerPC
1202 if test $altivec = "default"; then
1203 if test $arch = "powerpc"; then
1204 altivec="yes"
1205 else
1206 altivec="no"
1207 fi
1208 fi
1209
1210 # Add processor-specific flags
1211 POWERPCMODE="32bits"
1212 if test $cpu != "generic"; then
1213 warn_altivec(){
1214 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1215 }
1216 case $cpu in
1217 601|ppc601|PowerPC601)
1218 add_cflags "-mcpu=601"
1219 warn_altivec enabled PPC601
1220 ;;
1221 603*|ppc603*|PowerPC603*)
1222 add_cflags "-mcpu=603"
1223 warn_altivec enabled PPC603
1224 ;;
1225 604*|ppc604*|PowerPC604*)
1226 add_cflags "-mcpu=604"
1227 warn_altivec enabled PPC604
1228 ;;
1229 G3|g3|75*|ppc75*|PowerPC75*)
1230 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1231 warn_altivec enabled PPC75x
1232 ;;
1233 G4|g4|745*|ppc745*|PowerPC745*)
1234 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1235 warn_altivec disabled PPC745x
1236 ;;
1237 74*|ppc74*|PowerPC74*)
1238 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1239 warn_altivec disabled PPC74xx
1240 ;;
1241 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1242 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1243 warn_altivec disabled PPC970
1244 POWERPCMODE="64bits"
1245 ;;
1246 # targets that do NOT support conditional mov (cmov)
1247 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1248 add_cflags "-march=$cpu"
1249 cmov="no"
1250 ;;
1251 # targets that do support conditional mov (cmov)
1252 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1253 add_cflags "-march=$cpu"
1254 cmov="yes"
1255 fast_cmov="yes"
1256 ;;
1257 # targets that do support conditional mov but on which it's slow
1258 pentium4|prescott|nocona)
1259 add_cflags "-march=$cpu"
1260 cmov="yes"
1261 fast_cmov="no"
1262 ;;
1263 sparc64)
1264 add_cflags "-mcpu=v9"
1265 ;;
1266 *)
1267 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1268 ;;
1269 esac
1270 fi
1271
1272 gnu_make(){
1273 $1 --version 2>&1 | grep -q GNU
1274 }
1275
1276 if ! gnu_make $make; then
1277 gnu_make gmake && make=gmake || die "GNU make not found."
1278 fi
1279
1280 # make sure we can execute files in $TMPDIR
1281 cat >$TMPE 2>>$logfile <<EOF
1282 #! /bin/sh
1283 EOF
1284 chmod +x $TMPE >>$logfile 2>&1
1285 if ! $TMPE >>$logfile 2>&1; then
1286 cat <<EOF
1287 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1288 variable to another directory and make sure that $TMPDIR1 is not mounted
1289 noexec.
1290 EOF
1291 die "Sanity test failed."
1292 fi
1293 rm $TMPE
1294
1295 # compiler sanity check
1296 check_exec <<EOF
1297 int main(){
1298 return 0;
1299 }
1300 EOF
1301 if test "$?" != 0; then
1302 echo "$cc is unable to create an executable file."
1303 if test -z "$cross_prefix" && disabled cross_compile ; then
1304 echo "If $cc is a cross-compiler, use the --cross-compile option."
1305 echo "Only do this if you know what cross compiling means."
1306 fi
1307 die "C compiler test failed."
1308 fi
1309
1310 # check for assembler specific support
1311
1312 if test $arch = "powerpc"; then
1313 check_cc <<EOF && dcbzl=yes
1314 int main(void) {
1315 register long zero = 0;
1316 char data[1024];
1317 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1318 return 0;
1319 }
1320 EOF
1321 fi
1322
1323 # check for SIMD availability
1324
1325 # AltiVec flags: The FSF version of GCC differs from the Apple version
1326 if test $arch = "powerpc"; then
1327 if enabled altivec; then
1328 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1329 add_cflags "-faltivec"
1330 else
1331 add_cflags "-maltivec -mabi=altivec"
1332 fi
1333 fi
1334 fi
1335
1336 check_header altivec.h
1337
1338 # check if our compiler supports Motorola AltiVec C API
1339 if enabled altivec; then
1340 if enabled altivec_h; then
1341 inc_altivec_h="#include <altivec.h>"
1342 else
1343 inc_altivec_h=
1344 fi
1345 check_cc <<EOF || altivec=no
1346 $inc_altivec_h
1347 int main(void) {
1348 vector signed int v1, v2, v3;
1349 v1 = vec_add(v2,v3);
1350 return 0;
1351 }
1352 EOF
1353 fi
1354
1355 # check armv5te instructions support
1356 if test $armv5te = "default" -a $arch = "armv4l"; then
1357 armv5te=no
1358 check_cc <<EOF && armv5te=yes
1359 int main(void) {
1360 __asm__ __volatile__ ("qadd r0, r0, r0");
1361 }
1362 EOF
1363 fi
1364
1365 if test $armv6 = "default" -a $arch = "armv4l"; then
1366 check_cc <<EOF && armv6=yes || armv6=no
1367 int main(void) {
1368 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1369 }
1370 EOF
1371 fi
1372
1373 # check iwmmxt support
1374 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1375 iwmmxt=no
1376 check_cc <<EOF && iwmmxt=yes
1377 int main(void) {
1378 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1379 }
1380 EOF
1381 fi
1382
1383 # mmi only available on mips
1384 if test $mmi = "default"; then
1385 if test $arch = "mips"; then
1386 mmi="yes"
1387 else
1388 mmi="no"
1389 fi
1390 fi
1391
1392 # check if our compiler supports mmi
1393 enabled mmi && check_cc <<EOF || mmi="no"
1394 int main(void) {
1395 __asm__ ("lq \$2, 0(\$2)");
1396 return 0;
1397 }
1398 EOF
1399
1400 # ---
1401 # big/little-endian test
1402 if disabled cross_compile; then
1403 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1404 #include <inttypes.h>
1405 int main(int argc, char ** argv){
1406 volatile uint32_t i=0x01234567;
1407 return (*((uint8_t*)(&i))) == 0x67;
1408 }
1409 EOF
1410 else
1411 # programs cannot be launched if cross compiling, so make a static guess
1412 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1413 bigendian="yes"
1414 fi
1415 fi
1416
1417 # ---
1418 # check availability of some header files
1419
1420 check_header malloc.h
1421 check_func memalign
1422
1423 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1424 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1425 fi
1426
1427 check_header byteswap.h
1428
1429 check_func inet_aton
1430 check_func localtime_r
1431 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1432
1433 # check for some common methods of building with pthread support
1434 # do this before the optional library checks as some of them require pthreads
1435 if enabled pthreads; then
1436 if check_func pthread_create; then
1437 :
1438 elif check_func pthread_create -pthread; then
1439 add_cflags -pthread
1440 add_ldflags -pthread
1441 elif check_func pthread_create -pthreads; then
1442 add_cflags -pthreads
1443 add_ldflags -pthreads
1444 elif ! check_lib pthread.h pthread_create -lpthread; then
1445 die "ERROR: can't find pthreads library"
1446 fi
1447 fi
1448
1449 for thread in pthreads beosthreads os2threads w32threads; do
1450 if enabled $thread; then
1451 if ! disabled thread_type ; then
1452 die "ERROR: Only one thread type must be selected."
1453 else
1454 thread_type="$thread"
1455 fi
1456 fi
1457 done
1458
1459 enabled_any amr_nb amr_nb_fixed amr_wb amr_if2 && enable amr
1460 enabled_all amr_nb amr_nb_fixed &&
1461 die "Only one of amr_nb and amr_nb_fixed may be enabled."
1462
1463 # these are off by default, so fail if requested and not available
1464 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1465 enabled libdts && require libdts dts.h dts_init -ldts -lm
1466 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1467 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1468 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1469 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1470 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1471 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1472 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1473 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1474 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1475 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1476
1477 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1478 # the generic test functions
1479 if enabled libfaac; then
1480 save_flags
1481 temp_extralibs -lfaac
1482 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1483 #include <stdint.h>
1484 #include <faac.h>
1485 int main(){
1486 char *id, *cpr;
1487 faacEncGetVersion(&id, &cpr);
1488 return 0;
1489 }
1490 EOF
1491 restore_flags
1492 fi
1493
1494 # Ugh, recent faad2 versions have renamed all functions and #define the
1495 # old names in faad.h. Generic tests won't work.
1496 if enabled libfaad; then
1497 save_flags
1498 temp_extralibs -lfaad
1499 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1500 #include <faad.h>
1501 int main(){
1502 faacDecOpen();
1503 return 0;
1504 }
1505 EOF
1506 restore_flags
1507 fi
1508
1509 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1510 if enabled avisynth; then
1511 save_flags
1512 temp_extralibs -lvfw32
1513 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1514 #include <windows.h>
1515 #include <vfw.h>
1516 int main(){
1517 AVIFileInit();
1518 return 0;
1519 }
1520 EOF
1521 restore_flags
1522 fi
1523
1524
1525 # test for lrintf in math.h
1526 check_exec <<EOF && lrintf=yes || lrintf=no
1527 #define _ISOC9X_SOURCE 1
1528 #include <math.h>
1529 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1530 EOF
1531
1532 _restrict=
1533 for restrict_keyword in restrict __restrict__ __restrict; do
1534 check_cc <<EOF && _restrict=$restrict_keyword && break
1535 void foo(char * $restrict_keyword p);
1536 EOF
1537 done
1538
1539 # dlopen/dlfcn.h probing
1540
1541 check_header dlfcn.h
1542
1543 if check_func dlopen; then
1544 ldl=
1545 elif check_func dlopen -ldl; then
1546 ldl=-ldl
1547 fi
1548
1549 test "$vhook" = "default" && vhook="$dlopen"
1550
1551 enabled_any vhook liba52bin libfaadbin && add_extralibs $ldl
1552
1553 if test "$targetos" = "CYGWIN" && enabled static ; then
1554 vhook="no"
1555 echo
1556 echo "At the moment vhooks don't work on Cygwin static builds."
1557 echo "Patches welcome."
1558 echo
1559 fi
1560
1561 if enabled vhook; then
1562 check_ldflags -rdynamic
1563 check_ldflags -export-dynamic
1564 fi
1565
1566 enabled audio_beos && add_extralibs "-lmedia -lbe"
1567
1568 ##########################################
1569 # imlib check
1570
1571 imlib2=no
1572 if imlib2-config --version >/dev/null 2>&1; then
1573 temp_cflags `imlib2-config --cflags`
1574 temp_extralibs `imlib2-config --libs`
1575 check_lib Imlib2.h imlib_load_font && enable imlib2
1576 restore_flags
1577 fi
1578
1579 ##########################################
1580 # FreeType check
1581
1582 freetype2=no
1583 if freetype-config --version >/dev/null 2>&1; then
1584 temp_cflags `freetype-config --cflags`
1585 temp_extralibs `freetype-config --libs`
1586 check_lib ft2build.h FT_Init_FreeType && enable freetype2
1587 restore_flags
1588 fi
1589
1590 ##########################################
1591 # SDL check
1592
1593 sdl_too_old=no
1594 sdl=no
1595 SDL_CONFIG="${cross_prefix}sdl-config"
1596 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1597 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1598 temp_cflags $sdl_cflags
1599 temp_extralibs `"${SDL_CONFIG}" --libs`
1600 if check_lib SDL.h SDL_Init; then
1601 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1602 if test "$_sdlversion" -lt 121 ; then
1603 sdl_too_old=yes
1604 else
1605 sdl=yes
1606 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1607 #include <SDL.h>
1608 int main(void){
1609 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1610 int w = vi->current_w;
1611 return 0;
1612 }
1613 EOF
1614 fi
1615 fi
1616 restore_flags
1617 fi
1618
1619 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1620
1621 ##########################################
1622 # IPv6 check
1623
1624 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1625 #include <sys/types.h>
1626 #include <sys/socket.h>
1627 #include <netinet/in.h>
1628 #include <netdb.h>
1629 int main( void ) {
1630 struct sockaddr_storage saddr;
1631 struct ipv6_mreq mreq6;
1632 getaddrinfo(0,0,0,0);
1633 getnameinfo(0,0,0,0,0,0,0);
1634 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1635 }
1636 EOF
1637
1638 enabled v4l && check_header linux/videodev.h || disable v4l
1639 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1640
1641 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1642 if enabled bktr; then
1643 { check_header dev/bktr/ioctl_meteor.h &&
1644 check_header dev/bktr/ioctl_bt848.h; } ||
1645 { check_header machine/ioctl_meteor.h &&
1646 check_header machine/ioctl_bt848.h; } ||
1647 { check_header dev/video/meteor/ioctl_meteor.h &&
1648 check_header dev/video/bktr/ioctl_bt848.h; } ||
1649 check_header dev/ic/bt8xx.h ||
1650 disable bktr
1651 fi
1652
1653 enabled audio_oss &&
1654 check_header sys/soundcard.h ||
1655 check_header soundcard.h ||
1656 disable audio_oss
1657
1658 # Deal with the x11 frame grabber
1659 enabled x11grab &&
1660 enabled gpl &&
1661 enabled x11_grab_device_demuxer &&
1662 check_header X11/Xlib.h &&
1663 check_header X11/extensions/XShm.h &&
1664 check_func XOpenDisplay -lX11 &&
1665 check_func XShmCreateImage -lX11 -lXext &&
1666 add_extralibs -lX11 -lXext ||
1667 disable x11_grab_device_demuxer
1668
1669 enabled debug && add_cflags -g
1670
1671 # add some useful compiler flags if supported
1672 check_cflags -Wdeclaration-after-statement
1673 check_cflags -Wall
1674 check_cflags -Wno-switch
1675 check_cflags -Wdisabled-optimization
1676 check_cflags -Wpointer-arith
1677 check_cflags -Wredundant-decls
1678 check_cflags -Wno-pointer-sign
1679 enabled extra_warnings && check_cflags -Winline
1680
1681 # add some linker flags
1682 check_ldflags $LDLATEFLAGS
1683
1684 # not all compilers support -Os
1685 test "$optimize" = "small" && check_cflags -Os
1686
1687 if enabled optimize; then
1688 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1689 add_cflags "-O5"
1690 add_ldflags "-O5"
1691 else
1692 add_cflags "-O3"
1693 fi
1694 fi
1695
1696 # PIC flags for shared library objects where they are needed
1697 if enabled shared; then
1698 # LIBOBJFLAGS may have already been set in the OS configuration
1699 if test -z "$LIBOBJFLAGS" ; then
1700 case "$arch" in
1701 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1702 esac
1703 fi
1704 fi
1705
1706 if enabled gprof; then
1707 add_cflags "-p"
1708 add_ldflags "-p"
1709 fi
1710
1711 VHOOKCFLAGS="-fPIC $CFLAGS"
1712 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1713
1714 # find if .align arg is power-of-two or not
1715 if test $asmalign_pot = "unknown"; then
1716 asmalign_pot="no"
1717 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1718 fi
1719
1720 enabled_any $ENCODER_LIST && enable encoders
1721 enabled_any $DECODER_LIST && enable decoders
1722 enabled_any $MUXER_LIST && enable muxers
1723 enabled_any $DEMUXER_LIST && enable demuxers
1724
1725 enabled_any pthreads beosthreads os2threads w32threads && enable threads
1726
1727 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1728 $DEMUXER_LIST $MUXER_LIST
1729
1730 enabled libogg && append pkg_requires "ogg >= 1.1"
1731 enabled libtheora && append pkg_requires "theora"
1732 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1733 enabled dc1394 && append pkg_requires "libraw1394"
1734
1735 echo "install prefix $PREFIX"
1736 echo "source path $source_path"
1737 echo "C compiler $cc"
1738 echo "make $make"
1739 echo ".align is power-of-two $asmalign_pot"
1740 echo "ARCH $arch ($cpu)"
1741 if test "$BUILDSUF" != ""; then
1742 echo "build suffix $BUILDSUF"
1743 fi
1744 echo "big-endian $bigendian"
1745 if test $arch = "x86_32" -o $arch = "x86_64"; then
1746 echo "MMX enabled $mmx"
1747 echo "CMOV enabled $cmov"
1748 echo "CMOV is fast $fast_cmov"
1749 fi
1750 if test $arch = "armv4l"; then
1751 echo "ARMv5TE enabled $armv5te"
1752 echo "ARMv6 enabled $armv6"
1753 echo "IWMMXT enabled $iwmmxt"
1754 fi
1755 if test $arch = "mips"; then
1756 echo "MMI enabled $mmi"
1757 fi
1758 if test $arch = "powerpc"; then
1759 echo "AltiVec enabled $altivec"
1760 echo "dcbzl available $dcbzl"
1761 fi
1762 echo "gprof enabled $gprof"
1763 echo "debug symbols $debug"
1764 echo "strip symbols $dostrip"
1765 echo "optimize $optimize"
1766 echo "static $static"
1767 echo "shared $shared"
1768 echo "postprocessing support $pp"
1769 echo "software scaler enabled $swscaler"
1770 echo "video hooking $vhook"
1771 if enabled vhook; then
1772 echo "Imlib2 support $imlib2"
1773 echo "FreeType support $freetype2"
1774 fi
1775 echo "network support $network"
1776 if enabled network; then
1777 echo "IPv6 support $ipv6"
1778 fi
1779 echo "threading support $thread_type"
1780 echo "SDL support $sdl"
1781 if enabled sdl_too_old; then
1782 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1783 fi
1784 echo "Sun medialib support $mlib"
1785 echo "AVISynth enabled $avisynth"
1786 echo "liba52 support $liba52"
1787 echo "liba52 dlopened $liba52bin"
1788 echo "libdts support $libdts"
1789 echo "libfaac enabled $libfaac"
1790 echo "libfaad enabled $libfaad"
1791 echo "faadbin enabled $libfaadbin"
1792 echo "libgsm enabled $libgsm"
1793 echo "libmp3lame enabled $libmp3lame"
1794 echo "libnut enabled $libnut"
1795 echo "libogg enabled $libogg"
1796 echo "libtheora enabled $libtheora"
1797 echo "libvorbis enabled $libvorbis"
1798 echo "x264 enabled $x264"
1799 echo "XviD enabled $xvid"
1800 echo "zlib enabled $zlib"
1801 echo "AMR-NB float support $amr_nb"
1802 echo "AMR-NB fixed support $amr_nb_fixed"
1803 echo "AMR-WB float support $amr_wb"
1804 echo "AMR-WB IF2 support $amr_if2"
1805 if disabled gpl; then
1806 echo "License: LGPL"
1807 else
1808 echo "License: GPL"
1809 fi
1810
1811 echo "Creating config.mak and config.h..."
1812
1813 echo "# Automatically generated by configure - do not modify!" > config.mak
1814 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1815 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1816
1817 echo "PREFIX=$PREFIX" >> config.mak
1818 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1819 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1820 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1821 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1822 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1823 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1824 echo "MAKE=$make" >> config.mak
1825 echo "CC=$cc" >> config.mak
1826 echo "AR=$ar" >> config.mak
1827 echo "RANLIB=$ranlib" >> config.mak
1828 if enabled dostrip; then
1829 echo "STRIP=$strip" >> config.mak
1830 else
1831 echo "STRIP=echo ignoring strip" >> config.mak
1832 fi
1833
1834 echo "OPTFLAGS=$CFLAGS" >> config.mak
1835 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1836 echo "LDFLAGS=$LDFLAGS" >> config.mak
1837 echo "LDCONFIG=$LDCONFIG" >> config.mak
1838 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1839 echo "SHFLAGS=$SHFLAGS" >> config.mak
1840 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1841 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1842 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1843 echo "BUILD_STATIC=$static" >> config.mak
1844 echo "BUILDSUF=$BUILDSUF" >> config.mak
1845 echo "LIBPREF=$LIBPREF" >> config.mak
1846 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1847 if enabled static; then
1848 echo "LIB=$LIB" >> config.mak
1849 else # Some Make complain if this variable does not exist.
1850 echo "LIB=" >> config.mak
1851 fi
1852 echo "SLIBPREF=$SLIBPREF" >> config.mak
1853 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1854 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1855 echo "TARGET_OS=$targetos" >> config.mak
1856
1857 ucarch=`toupper $arch`
1858 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1859 echo "#define ARCH_${ucarch} 1" >> $TMPH
1860
1861 # special cases
1862 case "$arch" in
1863 x86_32|x86_64)
1864 echo "TARGET_ARCH_X86=yes" >> config.mak
1865 echo "#define ARCH_X86 1" >> $TMPH
1866 ;;
1867 powerpc)
1868 if test "$POWERPCMODE" = "64bits"; then
1869 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1870 fi
1871 ;;
1872 sparc64)
1873 echo "TARGET_ARCH_SPARC=yes" >> config.mak
1874 echo "#define ARCH_SPARC 1" >> $TMPH
1875 ;;
1876 esac
1877
1878 if enabled bigendian; then
1879 echo "WORDS_BIGENDIAN=yes" >> config.mak
1880 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1881 fi
1882 if enabled mmx; then
1883 echo "#define __CPU__ 586" >> $TMPH
1884 fi
1885
1886 if enabled sdl; then
1887 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1888 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1889 fi
1890 if enabled texi2html; then
1891 echo "BUILD_DOC=yes" >> config.mak
1892 fi
1893
1894 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1895 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1896 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1897 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1898 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1899
1900
1901
1902 if enabled shared; then
1903 echo "BUILD_SHARED=yes" >> config.mak
1904 echo "PIC=-fPIC -DPIC" >> config.mak
1905 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1906 echo "SPPVERSION=$pp_version" >> config.mak
1907 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1908 echo "LAVCVERSION=$lavc_version" >> config.mak
1909 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1910 echo "LAVFVERSION=$lavf_version" >> config.mak
1911 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1912 echo "LAVUVERSION=$lavu_version" >> config.mak
1913 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1914 echo "SWSVERSION=$sws_version" >> config.mak
1915 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1916 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1917 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1918 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1919 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1920 fi
1921 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1922 echo "EXTRALIBS=$extralibs" >> config.mak
1923
1924 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1925 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
1926 print_config TARGET_ $TMPH config.mak $TARGET_LIST
1927
1928 if test "$targetos" = "Darwin"; then
1929 echo "#define CONFIG_DARWIN 1" >> $TMPH
1930 fi
1931
1932 echo "#define restrict $_restrict" >> $TMPH
1933
1934 if test "$optimize" = "small"; then
1935 echo "#define always_inline" >> $TMPH
1936 echo "#define CONFIG_SMALL 1" >> $TMPH
1937 fi
1938
1939 echo "SRC_PATH=\"$source_path\"" >> config.mak
1940 echo "SRC_PATH_BARE=$source_path" >> config.mak
1941 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1942
1943 if enabled amr_if2; then
1944 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
1945 fi
1946
1947 # Apparently it's not possible to portably echo a backslash.
1948 if enabled asmalign_pot; then
1949 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1950 else
1951 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1952 fi
1953
1954
1955 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
1956 ucname="`toupper $codec`"
1957 config_name="CONFIG_$ucname"
1958 enabled_name="ENABLE_$ucname"
1959 if enabled $codec; then
1960 echo "#define $config_name 1" >> $TMPH
1961 echo "#define $enabled_name 1" >> $TMPH
1962 echo "$config_name=yes" >> config.mak
1963 else
1964 echo "#define $enabled_name 0" >> $TMPH
1965 fi
1966 done
1967
1968 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1969 if ! cmp -s $TMPH config.h; then
1970 mv -f $TMPH config.h
1971 else
1972 echo "config.h is unchanged"
1973 fi
1974
1975 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1976
1977 # build tree in object directory if source path is different from current one
1978 if enabled source_path_used; then
1979 DIRS="\
1980 doc \
1981 libavformat \
1982 libavcodec \
1983 libavcodec/alpha \
1984 libavcodec/armv4l \
1985 libavcodec/bfin \
1986 libavcodec/i386 \
1987 libavcodec/sparc \
1988 libavcodec/mlib \
1989 libavcodec/ppc \
1990 libavcodec/amr \
1991 libavcodec/amr_float \
1992 libavcodec/amrwb_float \
1993 libpostproc \
1994 libavutil \
1995 libswscale \
1996 tests \
1997 vhook \
1998 "
1999 FILES="\
2000 Makefile \
2001 common.mak \
2002 libavformat/Makefile \
2003 libavcodec/Makefile \
2004 libpostproc/Makefile \
2005 libavutil/Makefile \
2006 libswscale/Makefile \
2007 tests/Makefile \
2008 vhook/Makefile \
2009 doc/Makefile \
2010 doc/texi2pod.pl \
2011 "
2012 for dir in $DIRS ; do
2013 mkdir -p $dir
2014 done
2015 for f in $FILES ; do
2016 ln -sf "$source_path/$f" $f
2017 done
2018 fi
2019
2020
2021 # build pkg-config files
2022 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2023
2024 pkgconfig_generate(){
2025 name=$1
2026 comment=$2
2027 version=$3
2028 libs=$4
2029 requires=$5
2030 include=$6
2031 cat <<EOF >$name.pc
2032 prefix=$PREFIX
2033 exec_prefix=\${prefix}
2034 libdir=\${exec_prefix}/lib
2035 includedir=\${prefix}/include
2036
2037 Name: $name
2038 Description: $comment
2039 Version: $version
2040 Requires: $requires
2041 Conflicts:
2042 Libs: -L\${libdir} $libs
2043 Cflags: -I\${includedir} -I\${includedir}/$include
2044 EOF
2045 }
2046
2047 pkgconfig_generate_uninstalled(){
2048 name=$1
2049 shortname=${name#lib}
2050 comment=$2
2051 version=$3
2052 libs=$4
2053 requires=$5
2054 cat <<EOF >$name-uninstalled.pc
2055 prefix=
2056 exec_prefix=
2057 libdir=\${pcfiledir}/$name
2058 includedir=\${pcfiledir}/$name
2059
2060 Name: $name
2061 Description: $comment
2062 Version: $version
2063 Requires: $requires
2064 Conflicts:
2065 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2066 Cflags: -I\${includedir}
2067 EOF
2068 }
2069
2070 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2071 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2072
2073 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2074 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2075
2076 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2077 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2078
2079 if enabled pp; then
2080 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2081 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2082 fi
2083
2084 if enabled swscaler; then
2085 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2086 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2087 else
2088 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2089 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2090 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2091 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2092 fi