add powerpc_perf to CONFIG_LIST, rename --powerpc-perf-enable option
[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=$1
411 shift
412 check_cpp "$@" <<EOF
413 #include <$header>
414 int x;
415 EOF
416 err=$?
417 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
418 test "$err" = 0 && enable $var || disable $var
419 return $err
420 }
421
422 check_func(){
423 log check_func "$@"
424 func=$1
425 shift
426 check_ld "$@" <<EOF
427 extern int $func();
428 int main(){
429 $func();
430 }
431 EOF
432 err=$?
433 test "$err" = 0 && enable $func || disable $func
434 return $err
435 }
436
437 check_lib(){
438 log check_lib "$@"
439 header="$1"
440 func="$2"
441 shift 2
442 temp_extralibs "$@"
443 check_header $header && check_func $func && add_extralibs "$@"
444 err=$?
445 restore_flags
446 return $err
447 }
448
449 check_exec(){
450 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
451 }
452
453 require(){
454 name="$1"
455 header="$2"
456 func="$3"
457 shift 3
458 check_lib $header $func "$@" || die "ERROR: $name not found"
459 }
460
461 apply(){
462 file=$1
463 shift
464 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
465 }
466
467 CONFIG_LIST='
468 encoders
469 decoders
470 parsers
471 muxers
472 demuxers
473 amr
474 amr_nb
475 amr_nb_fixed
476 amr_wb
477 audio_beos
478 audio_oss
479 avisynth
480 beos_netserver
481 bktr
482 dc1394
483 dv1394
484 ffmpeg
485 ffplay
486 ffserver
487 gpl
488 gprof
489 ipv6
490 liba52
491 liba52bin
492 libdts
493 libfaac
494 libfaad
495 libfaadbin
496 libgsm
497 libmp3lame
498 libnut
499 libogg
500 libtheora
501 libvorbis
502 memalign_hack
503 mpegaudio_hp
504 network
505 powerpc_perf
506 pp
507 protocols
508 swscaler
509 vhook
510 video4linux
511 video4linux2
512 wince
513 x11grab
514 x264
515 xvid
516 zlib
517 '
518
519 HAVE_LIST='
520 altivec
521 altivec_h
522 armv5te
523 armv6
524 beosthreads
525 byteswap_h
526 cmov
527 dcbzl
528 dev_bktr_ioctl_bt848_h
529 dev_bktr_ioctl_meteor_h
530 dev_ic_bt8xx_h
531 dev_video_meteor_ioctl_meteor_h
532 dev_video_bktr_ioctl_bt848_h
533 dlfcn_h
534 dlopen
535 fast_cmov
536 freetype2
537 imlib2
538 inet_aton
539 iwmmxt
540 localtime_r
541 lrintf
542 machine_ioctl_bt848_h
543 machine_ioctl_meteor_h
544 malloc_h
545 memalign
546 mlib
547 mmi
548 mmx
549 os2
550 os2threads
551 pthreads
552 sdl
553 sdl_video_size
554 soundcard_h
555 sys_soundcard_h
556 threads
557 w32threads
558 '
559
560 TARGET_LIST='
561 altivec
562 armv5te
563 armv6
564 iwmmxt
565 mmi
566 mmx
567 '
568
569 CMDLINE_SELECT="
570 $CONFIG_LIST
571 $TARGET_LIST
572 debug
573 extra_warnings
574 mingw32
575 shared
576 static
577 beosthreads
578 os2threads
579 pthreads
580 w32threads
581 "
582
583 flashsv_decoder_deps="zlib"
584 flashsv_encoder_deps="zlib"
585 mpeg_xvmc_decoder_deps="xvmc"
586 png_decoder_deps="zlib"
587 png_encoder_deps="zlib"
588 x264_encoder_deps="x264"
589 xvid_encoder_deps="xvid"
590 zmbv_decoder_deps="zlib"
591 zmbv_encoder_deps="zlib"
592
593 aac_decoder_deps="libfaad"
594 mpeg4aac_decoder_deps="libfaad"
595 amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
596 amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
597 amr_wb_decoder_deps="amr_wb"
598 amr_wb_encoder_deps="amr_wb"
599 dts_decoder_deps="libdts"
600 faac_encoder_deps="libfaac"
601 liba52_decoder_deps="liba52"
602 libgsm_decoder_deps="libgsm"
603 libgsm_encoder_deps="libgsm"
604 libtheora_encoder_deps="libtheora"
605 mp3lame_encoder_deps="libmp3lame"
606 oggvorbis_decoder_deps="libvorbis"
607 oggvorbis_encoder_deps="libvorbis"
608
609 audio_demuxer_deps_any="audio_oss audio_beos"
610 audio_muxer_deps_any="audio_oss audio_beos"
611 dc1394_demuxer_deps="dc1394"
612 dv1394_demuxer_deps="dv1394"
613 gxf_muxer_deps="gpl"
614 libnut_demuxer_deps="libnut"
615 libnut_muxer_deps="libnut"
616 ogg_muxer_deps="libogg"
617 redir_demuxer_deps="network"
618 rtp_muxer_deps="network"
619 rtsp_demuxer_deps="network"
620 sdp_demuxer_deps="network"
621 v4l2_demuxer_deps="video4linux2"
622 video_grab_device_demuxer_deps_any="video4linux bktr"
623 x11_grab_device_demuxer_deps="x11grab"
624
625 ffplay_deps="sdl"
626 ffserver_deps="network protocols muxers"
627 network_deps="protocols"
628
629 # set temporary file name
630 if test ! -z "$TMPDIR" ; then
631 TMPDIR1="${TMPDIR}"
632 elif test ! -z "$TEMPDIR" ; then
633 TMPDIR1="${TEMPDIR}"
634 else
635 TMPDIR1="/tmp"
636 fi
637
638 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
639 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
640 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
641 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
642 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
643
644 # default parameters
645
646 logging="yes"
647 logfile="config.err"
648
649 # installation paths
650 PREFIX="/usr/local"
651 libdir='${PREFIX}/lib'
652 shlibdir="$libdir"
653 incdir='${PREFIX}/include/ffmpeg'
654 mandir='${PREFIX}/man'
655 bindir='${PREFIX}/bin'
656
657 # toolchain
658 cross_prefix=""
659 cross_compile="no"
660 cc="gcc"
661 ar="ar"
662 ranlib="ranlib"
663 make="make"
664 strip="strip"
665 asmalign_pot="unknown"
666
667 # machine
668 arch=`uname -m`
669 cpu="generic"
670 powerpc_perf="no"
671 mmx="default"
672 cmov="no"
673 fast_cmov="no"
674 armv5te="default"
675 armv6="default"
676 iwmmxt="default"
677 altivec="default"
678 dcbzl="no"
679 mmi="default"
680 bigendian="no"
681
682 case "$arch" in
683 i386|i486|i586|i686|i86pc|BePC)
684 arch="x86_32"
685 ;;
686 x86_64|amd64)
687 arch="x86_32"
688 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
689 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
690 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
691 arch="x86_64"
692 fi
693 fi
694 ;;
695 # armv4l is a subset of armv[567]*l
696 arm|armv[4567]*l)
697 arch="armv4l"
698 ;;
699 alpha)
700 arch="alpha"
701 ;;
702 "Power Macintosh"|ppc|ppc64|powerpc)
703 arch="powerpc"
704 ;;
705 mips|mipsel|IP*)
706 arch="mips"
707 ;;
708 sun4u|sparc64)
709 arch="sparc64"
710 ;;
711 sparc)
712 arch="sparc"
713 ;;
714 sh4)
715 arch="sh4"
716 ;;
717 parisc|parisc64)
718 arch="parisc"
719 ;;
720 s390|s390x)
721 arch="s390"
722 ;;
723 m68k)
724 arch="m68k"
725 ;;
726 ia64)
727 arch="ia64"
728 ;;
729 bfin)
730 arch="bfin"
731 ;;
732 *)
733 arch="unknown"
734 ;;
735 esac
736
737 # OS
738 beos_netserver="no"
739 mingw32="no"
740 os2="no"
741 wince="no"
742
743 # non-library system interfaces
744 audio_beos="no"
745 audio_oss="yes"
746 bktr="yes"
747 dv1394="yes"
748 video4linux2="yes"
749 video4linux="yes"
750
751 # libraries
752 amr_if2="no"
753 amr_nb="no"
754 amr_nb_fixed="no"
755 amr_wb="no"
756 avisynth="no"
757 dc1394="no"
758 dlfcn_h="no"
759 dlopen="no"
760 liba52="no"
761 liba52bin="no"
762 libdts="no"
763 libfaac="no"
764 libfaad2="no"
765 libfaad="no"
766 libfaadbin="no"
767 libgsm="no"
768 libmp3lame="no"
769 libnut="no"
770 libogg="no"
771 libtheora="no"
772 libvorbis="no"
773 mlib="no"
774 x11grab="no"
775 x264="no"
776 xvid="no"
777 zlib="yes"
778
779 # configurable options
780 debug="yes"
781 dostrip="yes"
782 extra_warnings="no"
783 ffmpeg="yes"
784 ffplay="yes"
785 ffserver="yes"
786 gpl="no"
787 gprof="no"
788 ipv6="yes"
789 shared="no"
790 static="yes"
791 memalign_hack="no"
792 mpegaudio_hp="yes"
793 network="yes"
794 optimize="yes"
795 pp="no"
796 protocols="yes"
797 swscaler="no"
798 vhook="default"
799
800 # threading
801 beosthreads="no"
802 os2threads="no"
803 pthreads="no"
804 w32threads="no"
805 thread_type="no"
806
807 # build settings
808 extralibs="-lm"
809 SHFLAGS='-shared -Wl,-soname,$@'
810 VHOOKSHFLAGS='$(SHFLAGS)'
811 LIBOBJFLAGS=""
812 FFLDFLAGS=-Wl,--warn-common
813 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
814 FFSERVERLDFLAGS=-Wl,-E
815 LDCONFIG="ldconfig"
816 LIBPREF="lib"
817 LIBSUF=".a"
818 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
819 SLIBPREF="lib"
820 SLIBSUF=".so"
821 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
822 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
823 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
824 EXESUF=""
825 BUILDSUF=""
826 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
827
828 # OS specific
829 targetos=`uname -s`
830 case $targetos in
831 BeOS|Haiku|Zeta)
832 PREFIX="$HOME/config"
833 # helps building libavcodec
834 add_cflags "-DPIC -fomit-frame-pointer"
835 # 3 gcc releases known for BeOS, each with ugly bugs
836 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
837 case "$gcc_version" in
838 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
839 mmx="no"
840 ;;
841 *20010315*) echo "BeBits gcc"
842 add_cflags "-fno-expensive-optimizations"
843 ;;
844 esac
845 LDCONFIG="echo ignoring ldconfig"
846 SHFLAGS=-nostart
847 # disable Linux things
848 dv1394="no"
849 # enable BeOS things
850 audio_beos="yes"
851 # no need for libm, but the inet stuff
852 # Check for BONE
853 # XXX: actually should check for NOT net_server
854 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
855 extralibs="-lbind -lsocket"
856 else
857 beos_netserver="yes"
858 extralibs="-lnet"
859 fi ;;
860 SunOS)
861 dv1394="no"
862 FFLDFLAGS=""
863 FFSERVERLDFLAGS=""
864 SHFLAGS="-shared -Wl,-h,\$@"
865 add_extralibs "-lsocket -lnsl"
866 ;;
867 NetBSD)
868 dv1394="no"
869 add_extralibs "-lossaudio"
870 ;;
871 OpenBSD)
872 dv1394="no"
873 need_memalign="no"
874 LIBOBJFLAGS="\$(PIC)"
875 LDCONFIG="ldconfig -m \$(shlibdir)"
876 SHFLAGS='-shared'
877 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
878 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
879 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
880 add_extralibs "-lossaudio"
881 ;;
882 FreeBSD)
883 dv1394="no"
884 need_memalign="no"
885 add_cflags "-pthread"
886 ;;
887 GNU/kFreeBSD)
888 dv1394="no"
889 add_cflags "-pthread"
890 ;;
891 BSD/OS)
892 dv1394="no"
893 extralibs="-lpoll -lgnugetopt -lm"
894 strip="strip -d"
895 ;;
896 Darwin)
897 cc="cc"
898 dv1394="no"
899 need_memalign="no"
900 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
901 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
902 extralibs=""
903 strip="strip -x"
904 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
905 SLIBSUF=".dylib"
906 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
907 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
908 FFSERVERLDFLAGS=-Wl,-bind_at_load
909 ;;
910 MINGW32*)
911 # Note: the rest of the mingw32 config is done afterwards as mingw32
912 # can be forced on the command line for Linux cross compilation.
913 mingw32="yes"
914 ;;
915 CYGWIN*)
916 targetos=CYGWIN
917 shlibdir="$bindir"
918 dv1394="no"
919 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
920 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
921 extralibs=""
922 EXESUF=".exe"
923 SLIBPREF="cyg"
924 SLIBSUF=".dll"
925 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
926 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
927 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
928 ;;
929 Linux)
930 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
931 ;;
932 IRIX*)
933 targetos=IRIX
934 ranlib="echo ignoring ranlib"
935 ;;
936 OS/2)
937 TMPE=$TMPE".exe"
938 ar="emxomfar -p128"
939 ranlib="echo ignoring ranlib"
940 strip="echo ignoring strip"
941 add_cflags "-Zomf"
942 FFLDFLAGS="-Zomf -Zstack 16384 -s"
943 SHFLAGS="-Zdll -Zomf"
944 FFSERVERLDFLAGS=""
945 LIBPREF=""
946 LIBSUF=".lib"
947 SLIBPREF=""
948 SLIBSUF=".dll"
949 EXESUF=".exe"
950 extralibs=""
951 pkg_requires=""
952 dv1394="no"
953 ffserver="no"
954 vhook="no"
955 os2="yes"
956 ;;
957 *)
958 targetos="${targetos}-UNKNOWN"
959 ;;
960 esac
961
962 # find source path
963 source_path="`dirname \"$0\"`"
964 source_path_used="yes"
965 if test -z "$source_path" -o "$source_path" = "." ; then
966 source_path="`pwd`"
967 source_path_used="no"
968 else
969 source_path="`cd \"$source_path\"; pwd`"
970 echo "$source_path" | grep -q '[[:blank:]]' &&
971 die "Out of tree builds are impossible with whitespace in source path."
972 fi
973
974 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
975 show_help
976 fi
977
978 FFMPEG_CONFIGURATION="$@"
979
980 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
981 DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
982 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
983 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
984 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
985
986 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
987
988 die_unknown(){
989 echo "Unknown option \"$1\"."
990 echo "See $0 --help for available options."
991 exit 1
992 }
993
994 for opt do
995 optval="${opt#*=}"
996 case "$opt" in
997 --log)
998 ;;
999 --log=*) logging="$optval"
1000 ;;
1001 --prefix=*) PREFIX="$optval"
1002 ;;
1003 --libdir=*) libdir="$optval"
1004 ;;
1005 --shlibdir=*) shlibdir="$optval"
1006 ;;
1007 --incdir=*) incdir="$optval"
1008 ;;
1009 --mandir=*) mandir="$optval"
1010 ;;
1011 --source-path=*) source_path="$optval"
1012 ;;
1013 --cross-prefix=*) cross_prefix="$optval"
1014 ;;
1015 --cross-compile) cross_compile="yes"
1016 ;;
1017 --cc=*) cc="$optval"
1018 ;;
1019 --make=*) make="$optval"
1020 ;;
1021 --extra-cflags=*) add_cflags "$optval"
1022 ;;
1023 --extra-ldflags=*) add_ldflags "$optval"
1024 ;;
1025 --extra-libs=*) add_extralibs "$optval"
1026 ;;
1027 --build-suffix=*) BUILDSUF="$optval"
1028 ;;
1029 --arch=*) arch="$optval"
1030 ;;
1031 --cpu=*) cpu="$optval"
1032 ;;
1033 --disable-v4l) video4linux="no"
1034 ;;
1035 --disable-v4l2) video4linux2="no"
1036 ;;
1037 --enable-mingwce) wince="yes"
1038 ;;
1039 --disable-opts) optimize="no"
1040 ;;
1041 --enable-small) optimize="small"
1042 ;;
1043 --enable-sunmlib) mlib="yes"
1044 ;;
1045 --disable-strip) dostrip="no"
1046 ;;
1047 --enable-encoder=*) enable ${optval}_encoder
1048 ;;
1049 --enable-decoder=*) enable ${optval}_decoder
1050 ;;
1051 --disable-encoder=*) disable ${optval}_encoder
1052 ;;
1053 --disable-decoder=*) disable ${optval}_decoder
1054 ;;
1055 --disable-encoders) disable $ENCODER_LIST
1056 ;;
1057 --disable-decoders) disable $DECODER_LIST
1058 ;;
1059 --enable-muxer=*) enable ${optval}_muxer
1060 ;;
1061 --disable-muxer=*) disable ${optval}_muxer
1062 ;;
1063 --disable-muxers) disable $MUXER_LIST
1064 ;;
1065 --enable-demuxer=*) enable ${optval}_demuxer
1066 ;;
1067 --disable-demuxer=*) disable ${optval}_demuxer
1068 ;;
1069 --disable-demuxers) disable $DEMUXER_LIST
1070 ;;
1071 --enable-parser=*) enable ${optval}_parser
1072 ;;
1073 --disable-parser=*) disable ${optval}_parser
1074 ;;
1075 --disable-parsers) disable $PARSER_LIST
1076 ;;
1077 --enable-?*|--disable-?*)
1078 eval `echo "${opt#-}" | sed 's/-/action=/;s/-/ option=/;s/-/_/g'`
1079 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1080 $action $option
1081 ;;
1082 --help) show_help
1083 ;;
1084 *)
1085 die_unknown $opt
1086 ;;
1087 esac
1088 done
1089
1090 if ! disabled logging ; then
1091 enabled logging || logfile="$logging"
1092 echo "# $0 $@" >$logfile
1093 set >>$logfile
1094 else
1095 logfile=/dev/null
1096 fi
1097
1098 if enabled_any mingw32 wince; then
1099 if enabled_all shared static; then
1100 cat <<EOF
1101 You can only build one library type at once on MinGW.
1102 Specify --disable-static --enable-shared to only build
1103 the shared libraries. To build only the static libraries
1104 you do not need to pass additional options.
1105 EOF
1106 exit 1
1107 fi
1108 dv1394="no"
1109 dc1394="no"
1110 ffserver="no"
1111 network="no"
1112 if enabled wince; then
1113 protocols="no"
1114 fi
1115 SLIBPREF=""
1116 SLIBSUF=".dll"
1117 EXESUF=".exe"
1118 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1119 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1120 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1121 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1122 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1123 fi
1124
1125 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1126 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1127
1128 test -n "$cross_prefix" && cross_compile=yes
1129 cc="${cross_prefix}${cc}"
1130 ar="${cross_prefix}${ar}"
1131 ranlib="${cross_prefix}${ranlib}"
1132 strip="${cross_prefix}${strip}"
1133
1134 # we need to build at least one lib type
1135 if disabled_all static shared; then
1136 cat <<EOF
1137 At least one library type must be built.
1138 Specify --enable-static to build the static libraries or --enable-shared to
1139 build the shared libraries as well. To only build the shared libraries specify
1140 --disable-static in addition to --enable-shared.
1141 EOF
1142 exit 1;
1143 fi
1144
1145 if disabled libogg; then
1146 enabled libtheora && die "libogg must be enabled to enable libtheora."
1147 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1148 fi
1149
1150 if enabled_any libfaad libfaadbin ; then
1151 if check_header faad.h; then
1152 check_cc << EOF
1153 #include <faad.h>
1154 #ifndef FAAD2_VERSION
1155 ok faad1
1156 #endif
1157 int main( void ) { return 0; }
1158 EOF
1159 test $? = 0 && enable libfaad2
1160 else
1161 die "FAAD test failed."
1162 fi
1163 fi
1164
1165
1166 if disabled gpl ; then
1167 die_gpl_disabled(){
1168 name=$1
1169 shift
1170 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1171 }
1172 die_gpl_disabled "The Postprocessing code" pp
1173 die_gpl_disabled "liba52" liba52
1174 die_gpl_disabled "libxvidcore" xvid
1175 die_gpl_disabled "x264" x264
1176 die_gpl_disabled "libdts" libdts
1177 die_gpl_disabled "FAAD2" libfaad2
1178 die_gpl_disabled "The X11 grabber" x11grab
1179 die_gpl_disabled "The software scaler" swscaler
1180 fi
1181
1182 # compute MMX state
1183 if test $mmx = "default"; then
1184 if test $arch = "x86_32" -o $arch = "x86_64"; then
1185 mmx="yes"
1186 else
1187 mmx="no"
1188 fi
1189 fi
1190
1191 test -z "$need_memalign" && need_memalign="$mmx"
1192
1193 #Darwin CC versions
1194 needmdynamicnopic="no"
1195 if test $targetos = Darwin; then
1196 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1197 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1198 else
1199 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1200 case "$gcc_version" in
1201 *2.95*)
1202 add_cflags "-no-cpp-precomp -pipe"
1203 ;;
1204 *[34].*)
1205 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1206 if disabled shared; then
1207 needmdynamicnopic="yes"
1208 fi
1209 ;;
1210 *)
1211 add_cflags "-no-cpp-precomp -pipe"
1212 if disabled shared; then
1213 needmdynamicnopic="yes"
1214 fi
1215 ;;
1216 esac
1217 fi
1218 fi
1219
1220 disabled optimize || add_cflags -fomit-frame-pointer
1221
1222 # Can only do AltiVec on PowerPC
1223 if test $altivec = "default"; then
1224 if test $arch = "powerpc"; then
1225 altivec="yes"
1226 else
1227 altivec="no"
1228 fi
1229 fi
1230
1231 # Add processor-specific flags
1232 POWERPCMODE="32bits"
1233 if test $cpu != "generic"; then
1234 warn_altivec(){
1235 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1236 }
1237 case $cpu in
1238 601|ppc601|PowerPC601)
1239 add_cflags "-mcpu=601"
1240 warn_altivec enabled PPC601
1241 ;;
1242 603*|ppc603*|PowerPC603*)
1243 add_cflags "-mcpu=603"
1244 warn_altivec enabled PPC603
1245 ;;
1246 604*|ppc604*|PowerPC604*)
1247 add_cflags "-mcpu=604"
1248 warn_altivec enabled PPC604
1249 ;;
1250 G3|g3|75*|ppc75*|PowerPC75*)
1251 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1252 warn_altivec enabled PPC75x
1253 ;;
1254 G4|g4|745*|ppc745*|PowerPC745*)
1255 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1256 warn_altivec disabled PPC745x
1257 ;;
1258 74*|ppc74*|PowerPC74*)
1259 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1260 warn_altivec disabled PPC74xx
1261 ;;
1262 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1263 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1264 warn_altivec disabled PPC970
1265 POWERPCMODE="64bits"
1266 ;;
1267 # targets that do NOT support conditional mov (cmov)
1268 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1269 add_cflags "-march=$cpu"
1270 cmov="no"
1271 ;;
1272 # targets that do support conditional mov (cmov)
1273 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1274 add_cflags "-march=$cpu"
1275 cmov="yes"
1276 fast_cmov="yes"
1277 ;;
1278 # targets that do support conditional mov but on which it's slow
1279 pentium4|prescott|nocona)
1280 add_cflags "-march=$cpu"
1281 cmov="yes"
1282 fast_cmov="no"
1283 ;;
1284 sparc64)
1285 add_cflags "-mcpu=v9"
1286 ;;
1287 *)
1288 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1289 ;;
1290 esac
1291 fi
1292
1293 gnu_make(){
1294 $1 --version 2>&1 | grep -q GNU
1295 }
1296
1297 if ! gnu_make $make; then
1298 gnu_make gmake && make=gmake || die "GNU make not found."
1299 fi
1300
1301 # make sure we can execute files in $TMPDIR
1302 cat >$TMPE 2>>$logfile <<EOF
1303 #! /bin/sh
1304 EOF
1305 chmod +x $TMPE >>$logfile 2>&1
1306 if ! $TMPE >>$logfile 2>&1; then
1307 cat <<EOF
1308 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1309 variable to another directory and make sure that $TMPDIR1 is not mounted
1310 noexec.
1311 EOF
1312 die "Sanity test failed."
1313 fi
1314 rm $TMPE
1315
1316 # compiler sanity check
1317 check_exec <<EOF
1318 int main(){
1319 return 0;
1320 }
1321 EOF
1322 if test "$?" != 0; then
1323 echo "$cc is unable to create an executable file."
1324 if test -z "$cross_prefix" && disabled cross_compile ; then
1325 echo "If $cc is a cross-compiler, use the --cross-compile option."
1326 echo "Only do this if you know what cross compiling means."
1327 fi
1328 die "C compiler test failed."
1329 fi
1330
1331 # check for assembler specific support
1332
1333 if test $arch = "powerpc"; then
1334 check_cc <<EOF && dcbzl=yes
1335 int main(void) {
1336 register long zero = 0;
1337 char data[1024];
1338 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1339 return 0;
1340 }
1341 EOF
1342 fi
1343
1344 # check for SIMD availability
1345
1346 # AltiVec flags: The FSF version of GCC differs from the Apple version
1347 if test $arch = "powerpc"; then
1348 if enabled altivec; then
1349 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1350 add_cflags "-faltivec"
1351 else
1352 add_cflags "-maltivec -mabi=altivec"
1353 fi
1354 fi
1355 fi
1356
1357 check_header altivec.h
1358
1359 # check if our compiler supports Motorola AltiVec C API
1360 if enabled altivec; then
1361 if enabled altivec_h; then
1362 inc_altivec_h="#include <altivec.h>"
1363 else
1364 inc_altivec_h=
1365 fi
1366 check_cc <<EOF || altivec=no
1367 $inc_altivec_h
1368 int main(void) {
1369 vector signed int v1, v2, v3;
1370 v1 = vec_add(v2,v3);
1371 return 0;
1372 }
1373 EOF
1374 fi
1375
1376 # check armv5te instructions support
1377 if test $armv5te = "default" -a $arch = "armv4l"; then
1378 armv5te=no
1379 check_cc <<EOF && armv5te=yes
1380 int main(void) {
1381 __asm__ __volatile__ ("qadd r0, r0, r0");
1382 }
1383 EOF
1384 fi
1385
1386 if test $armv6 = "default" -a $arch = "armv4l"; then
1387 check_cc <<EOF && armv6=yes || armv6=no
1388 int main(void) {
1389 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1390 }
1391 EOF
1392 fi
1393
1394 # check iwmmxt support
1395 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1396 iwmmxt=no
1397 check_cc <<EOF && iwmmxt=yes
1398 int main(void) {
1399 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1400 }
1401 EOF
1402 fi
1403
1404 # mmi only available on mips
1405 if test $mmi = "default"; then
1406 if test $arch = "mips"; then
1407 mmi="yes"
1408 else
1409 mmi="no"
1410 fi
1411 fi
1412
1413 # check if our compiler supports mmi
1414 enabled mmi && check_cc <<EOF || mmi="no"
1415 int main(void) {
1416 __asm__ ("lq \$2, 0(\$2)");
1417 return 0;
1418 }
1419 EOF
1420
1421 # ---
1422 # big/little-endian test
1423 if disabled cross_compile; then
1424 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1425 #include <inttypes.h>
1426 int main(int argc, char ** argv){
1427 volatile uint32_t i=0x01234567;
1428 return (*((uint8_t*)(&i))) == 0x67;
1429 }
1430 EOF
1431 else
1432 # programs cannot be launched if cross compiling, so make a static guess
1433 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1434 bigendian="yes"
1435 fi
1436 fi
1437
1438 # ---
1439 # check availability of some header files
1440
1441 check_header malloc.h
1442 check_func memalign
1443
1444 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1445 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1446 fi
1447
1448 check_header byteswap.h
1449
1450 check_func inet_aton
1451 check_func localtime_r
1452 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1453
1454 # check for some common methods of building with pthread support
1455 # do this before the optional library checks as some of them require pthreads
1456 if enabled pthreads; then
1457 if check_func pthread_create; then
1458 :
1459 elif check_func pthread_create -pthread; then
1460 add_cflags -pthread
1461 add_ldflags -pthread
1462 elif check_func pthread_create -pthreads; then
1463 add_cflags -pthreads
1464 add_ldflags -pthreads
1465 elif ! check_lib pthread.h pthread_create -lpthread; then
1466 die "ERROR: can't find pthreads library"
1467 fi
1468 fi
1469
1470 for thread in pthreads beosthreads os2threads w32threads; do
1471 if enabled $thread; then
1472 if ! disabled thread_type ; then
1473 die "ERROR: Only one thread type must be selected."
1474 else
1475 thread_type="$thread"
1476 fi
1477 fi
1478 done
1479
1480 enabled_any amr_nb amr_nb_fixed amr_wb amr_if2 && enable amr
1481 enabled_all amr_nb amr_nb_fixed &&
1482 die "Only one of amr_nb and amr_nb_fixed may be enabled."
1483
1484 # these are off by default, so fail if requested and not available
1485 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1486 enabled libdts && require libdts dts.h dts_init -ldts -lm
1487 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1488 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1489 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1490 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1491 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1492 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1493 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1494 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1495 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1496 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1497
1498 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1499 # the generic test functions
1500 if enabled libfaac; then
1501 save_flags
1502 temp_extralibs -lfaac
1503 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1504 #include <stdint.h>
1505 #include <faac.h>
1506 int main(){
1507 char *id, *cpr;
1508 faacEncGetVersion(&id, &cpr);
1509 return 0;
1510 }
1511 EOF
1512 restore_flags
1513 fi
1514
1515 # Ugh, recent faad2 versions have renamed all functions and #define the
1516 # old names in faad.h. Generic tests won't work.
1517 if enabled libfaad; then
1518 save_flags
1519 temp_extralibs -lfaad
1520 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1521 #include <faad.h>
1522 int main(){
1523 faacDecOpen();
1524 return 0;
1525 }
1526 EOF
1527 restore_flags
1528 fi
1529
1530 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1531 if enabled avisynth; then
1532 save_flags
1533 temp_extralibs -lvfw32
1534 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1535 #include <windows.h>
1536 #include <vfw.h>
1537 int main(){
1538 AVIFileInit();
1539 return 0;
1540 }
1541 EOF
1542 restore_flags
1543 fi
1544
1545
1546 # test for lrintf in math.h
1547 check_exec <<EOF && lrintf=yes || lrintf=no
1548 #define _ISOC9X_SOURCE 1
1549 #include <math.h>
1550 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1551 EOF
1552
1553 _restrict=
1554 for restrict_keyword in restrict __restrict__ __restrict; do
1555 check_cc <<EOF && _restrict=$restrict_keyword && break
1556 void foo(char * $restrict_keyword p);
1557 EOF
1558 done
1559
1560 # dlopen/dlfcn.h probing
1561
1562 check_header dlfcn.h
1563
1564 if check_func dlopen; then
1565 ldl=
1566 elif check_func dlopen -ldl; then
1567 ldl=-ldl
1568 fi
1569
1570 test "$vhook" = "default" && vhook="$dlopen"
1571
1572 enabled_any vhook liba52bin libfaadbin && add_extralibs $ldl
1573
1574 if test "$targetos" = "CYGWIN" && enabled static ; then
1575 vhook="no"
1576 echo
1577 echo "At the moment vhooks don't work on Cygwin static builds."
1578 echo "Patches welcome."
1579 echo
1580 fi
1581
1582 if enabled vhook; then
1583 check_ldflags -rdynamic
1584 check_ldflags -export-dynamic
1585 fi
1586
1587 enabled audio_beos && add_extralibs "-lmedia -lbe"
1588
1589 ##########################################
1590 # imlib check
1591
1592 imlib2=no
1593 if imlib2-config --version >/dev/null 2>&1; then
1594 temp_cflags `imlib2-config --cflags`
1595 temp_extralibs `imlib2-config --libs`
1596 check_lib Imlib2.h imlib_load_font && enable imlib2
1597 restore_flags
1598 fi
1599
1600 ##########################################
1601 # FreeType check
1602
1603 freetype2=no
1604 if freetype-config --version >/dev/null 2>&1; then
1605 temp_cflags `freetype-config --cflags`
1606 temp_extralibs `freetype-config --libs`
1607 check_lib ft2build.h FT_Init_FreeType && enable freetype2
1608 restore_flags
1609 fi
1610
1611 ##########################################
1612 # SDL check
1613
1614 sdl_too_old=no
1615 sdl=no
1616 SDL_CONFIG="${cross_prefix}sdl-config"
1617 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1618 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1619 temp_cflags $sdl_cflags
1620 temp_extralibs `"${SDL_CONFIG}" --libs`
1621 if check_lib SDL.h SDL_Init; then
1622 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1623 if test "$_sdlversion" -lt 121 ; then
1624 sdl_too_old=yes
1625 else
1626 sdl=yes
1627 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1628 #include <SDL.h>
1629 int main(void){
1630 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1631 int w = vi->current_w;
1632 return 0;
1633 }
1634 EOF
1635 fi
1636 fi
1637 restore_flags
1638 fi
1639
1640 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1641
1642 ##########################################
1643 # IPv6 check
1644
1645 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1646 #include <sys/types.h>
1647 #include <sys/socket.h>
1648 #include <netinet/in.h>
1649 #include <netdb.h>
1650 int main( void ) {
1651 struct sockaddr_storage saddr;
1652 struct ipv6_mreq mreq6;
1653 getaddrinfo(0,0,0,0);
1654 getnameinfo(0,0,0,0,0,0,0);
1655 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1656 }
1657 EOF
1658
1659 enabled video4linux && check_header linux/videodev.h || disable video4linux
1660 enabled video4linux2 && check_header linux/videodev2.h || disable video4linux2
1661
1662 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1663 if enabled bktr; then
1664 { check_header dev/bktr/ioctl_meteor.h &&
1665 check_header dev/bktr/ioctl_bt848.h; } ||
1666 { check_header machine/ioctl_meteor.h &&
1667 check_header machine/ioctl_bt848.h; } ||
1668 { check_header dev/video/meteor/ioctl_meteor.h &&
1669 check_header dev/video/bktr/ioctl_bt848.h; } ||
1670 check_header dev/ic/bt8xx.h ||
1671 disable bktr
1672 fi
1673
1674 enabled audio_oss &&
1675 check_header sys/soundcard.h ||
1676 check_header soundcard.h ||
1677 disable audio_oss
1678
1679 # Deal with the x11 frame grabber
1680 enabled x11grab &&
1681 enabled gpl &&
1682 enabled x11_grab_device_demuxer &&
1683 check_header X11/Xlib.h &&
1684 check_header X11/extensions/XShm.h &&
1685 check_func XOpenDisplay -lX11 &&
1686 check_func XShmCreateImage -lX11 -lXext &&
1687 add_extralibs -lX11 -lXext ||
1688 disable x11_grab_device_demuxer
1689
1690 enabled debug && add_cflags -g
1691
1692 # add some useful compiler flags if supported
1693 check_cflags -Wdeclaration-after-statement
1694 check_cflags -Wall
1695 check_cflags -Wno-switch
1696 check_cflags -Wdisabled-optimization
1697 check_cflags -Wpointer-arith
1698 check_cflags -Wredundant-decls
1699 check_cflags -Wno-pointer-sign
1700 enabled extra_warnings && check_cflags -Winline
1701
1702 # add some linker flags
1703 check_ldflags $LDLATEFLAGS
1704
1705 # not all compilers support -Os
1706 test "$optimize" = "small" && check_cflags -Os
1707
1708 if enabled optimize; then
1709 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1710 add_cflags "-O5"
1711 add_ldflags "-O5"
1712 else
1713 add_cflags "-O3"
1714 fi
1715 fi
1716
1717 # PIC flags for shared library objects where they are needed
1718 if enabled shared; then
1719 # LIBOBJFLAGS may have already been set in the OS configuration
1720 if test -z "$LIBOBJFLAGS" ; then
1721 case "$arch" in
1722 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1723 esac
1724 fi
1725 fi
1726
1727 if enabled gprof; then
1728 add_cflags "-p"
1729 add_ldflags "-p"
1730 fi
1731
1732 VHOOKCFLAGS="-fPIC $CFLAGS"
1733 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1734
1735 # find if .align arg is power-of-two or not
1736 if test $asmalign_pot = "unknown"; then
1737 asmalign_pot="no"
1738 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1739 fi
1740
1741 enabled_any $ENCODER_LIST && enable encoders
1742 enabled_any $DECODER_LIST && enable decoders
1743 enabled_any $MUXER_LIST && enable muxers
1744 enabled_any $DEMUXER_LIST && enable demuxers
1745
1746 enabled_any pthreads beosthreads os2threads w32threads && enable threads
1747
1748 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1749 $DEMUXER_LIST $MUXER_LIST
1750
1751 enabled libogg && append pkg_requires "ogg >= 1.1"
1752 enabled libtheora && append pkg_requires "theora"
1753 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1754 enabled dc1394 && append pkg_requires "libraw1394"
1755
1756 echo "install prefix $PREFIX"
1757 echo "source path $source_path"
1758 echo "C compiler $cc"
1759 echo "make $make"
1760 echo ".align is power-of-two $asmalign_pot"
1761 echo "ARCH $arch ($cpu)"
1762 if test "$BUILDSUF" != ""; then
1763 echo "build suffix $BUILDSUF"
1764 fi
1765 echo "big-endian $bigendian"
1766 if test $arch = "x86_32" -o $arch = "x86_64"; then
1767 echo "MMX enabled $mmx"
1768 echo "CMOV enabled $cmov"
1769 echo "CMOV is fast $fast_cmov"
1770 fi
1771 if test $arch = "armv4l"; then
1772 echo "ARMv5TE enabled $armv5te"
1773 echo "ARMv6 enabled $armv6"
1774 echo "IWMMXT enabled $iwmmxt"
1775 fi
1776 if test $arch = "mips"; then
1777 echo "MMI enabled $mmi"
1778 fi
1779 if test $arch = "powerpc"; then
1780 echo "AltiVec enabled $altivec"
1781 echo "dcbzl available $dcbzl"
1782 fi
1783 echo "gprof enabled $gprof"
1784 echo "debug symbols $debug"
1785 echo "strip symbols $dostrip"
1786 echo "optimize $optimize"
1787 echo "static $static"
1788 echo "shared $shared"
1789 echo "postprocessing support $pp"
1790 echo "software scaler enabled $swscaler"
1791 echo "video hooking $vhook"
1792 if enabled vhook; then
1793 echo "Imlib2 support $imlib2"
1794 echo "FreeType support $freetype2"
1795 fi
1796 echo "network support $network"
1797 if enabled network; then
1798 echo "IPv6 support $ipv6"
1799 fi
1800 echo "threading support $thread_type"
1801 echo "SDL support $sdl"
1802 if enabled sdl_too_old; then
1803 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1804 fi
1805 echo "Sun medialib support $mlib"
1806 echo "AVISynth enabled $avisynth"
1807 echo "liba52 support $liba52"
1808 echo "liba52 dlopened $liba52bin"
1809 echo "libdts support $libdts"
1810 echo "libfaac enabled $libfaac"
1811 echo "libfaad enabled $libfaad"
1812 echo "faadbin enabled $libfaadbin"
1813 echo "libgsm enabled $libgsm"
1814 echo "libmp3lame enabled $libmp3lame"
1815 echo "libnut enabled $libnut"
1816 echo "libogg enabled $libogg"
1817 echo "libtheora enabled $libtheora"
1818 echo "libvorbis enabled $libvorbis"
1819 echo "x264 enabled $x264"
1820 echo "XviD enabled $xvid"
1821 echo "zlib enabled $zlib"
1822 echo "AMR-NB float support $amr_nb"
1823 echo "AMR-NB fixed support $amr_nb_fixed"
1824 echo "AMR-WB float support $amr_wb"
1825 echo "AMR-WB IF2 support $amr_if2"
1826 if disabled gpl; then
1827 echo "License: LGPL"
1828 else
1829 echo "License: GPL"
1830 fi
1831
1832 echo "Creating config.mak and config.h..."
1833
1834 echo "# Automatically generated by configure - do not modify!" > config.mak
1835 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1836 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1837
1838 echo "PREFIX=$PREFIX" >> config.mak
1839 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1840 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1841 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1842 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1843 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1844 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1845 echo "MAKE=$make" >> config.mak
1846 echo "CC=$cc" >> config.mak
1847 echo "AR=$ar" >> config.mak
1848 echo "RANLIB=$ranlib" >> config.mak
1849 if enabled dostrip; then
1850 echo "STRIP=$strip" >> config.mak
1851 else
1852 echo "STRIP=echo ignoring strip" >> config.mak
1853 fi
1854
1855 echo "OPTFLAGS=$CFLAGS" >> config.mak
1856 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1857 echo "LDFLAGS=$LDFLAGS" >> config.mak
1858 echo "LDCONFIG=$LDCONFIG" >> config.mak
1859 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1860 echo "SHFLAGS=$SHFLAGS" >> config.mak
1861 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1862 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1863 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1864 echo "BUILD_STATIC=$static" >> config.mak
1865 echo "BUILDSUF=$BUILDSUF" >> config.mak
1866 echo "LIBPREF=$LIBPREF" >> config.mak
1867 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1868 if enabled static; then
1869 echo "LIB=$LIB" >> config.mak
1870 else # Some Make complain if this variable does not exist.
1871 echo "LIB=" >> config.mak
1872 fi
1873 echo "SLIBPREF=$SLIBPREF" >> config.mak
1874 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1875 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1876 echo "TARGET_OS=$targetos" >> config.mak
1877
1878 ucarch=`toupper $arch`
1879 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1880 echo "#define ARCH_${ucarch} 1" >> $TMPH
1881
1882 # special cases
1883 case "$arch" in
1884 x86_32|x86_64)
1885 echo "TARGET_ARCH_X86=yes" >> config.mak
1886 echo "#define ARCH_X86 1" >> $TMPH
1887 ;;
1888 powerpc)
1889 if test "$POWERPCMODE" = "64bits"; then
1890 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1891 fi
1892 ;;
1893 sparc64)
1894 echo "TARGET_ARCH_SPARC=yes" >> config.mak
1895 echo "#define ARCH_SPARC 1" >> $TMPH
1896 ;;
1897 esac
1898
1899 if enabled bigendian; then
1900 echo "WORDS_BIGENDIAN=yes" >> config.mak
1901 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1902 fi
1903 if enabled mmx; then
1904 echo "#define __CPU__ 586" >> $TMPH
1905 fi
1906
1907 if enabled sdl; then
1908 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1909 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1910 fi
1911 if enabled texi2html; then
1912 echo "BUILD_DOC=yes" >> config.mak
1913 fi
1914
1915 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1916 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1917 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1918 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1919 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1920
1921
1922
1923 if enabled shared; then
1924 echo "BUILD_SHARED=yes" >> config.mak
1925 echo "PIC=-fPIC -DPIC" >> config.mak
1926 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1927 echo "SPPVERSION=$pp_version" >> config.mak
1928 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1929 echo "LAVCVERSION=$lavc_version" >> config.mak
1930 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1931 echo "LAVFVERSION=$lavf_version" >> config.mak
1932 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1933 echo "LAVUVERSION=$lavu_version" >> config.mak
1934 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1935 echo "SWSVERSION=$sws_version" >> config.mak
1936 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1937 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1938 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1939 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1940 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1941 fi
1942 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1943 echo "EXTRALIBS=$extralibs" >> config.mak
1944
1945 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1946 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
1947 print_config TARGET_ $TMPH config.mak $TARGET_LIST
1948
1949 if test "$targetos" = "Darwin"; then
1950 echo "#define CONFIG_DARWIN 1" >> $TMPH
1951 fi
1952
1953 echo "#define restrict $_restrict" >> $TMPH
1954
1955 if test "$optimize" = "small"; then
1956 echo "#define always_inline" >> $TMPH
1957 echo "#define CONFIG_SMALL 1" >> $TMPH
1958 fi
1959
1960 echo "SRC_PATH=\"$source_path\"" >> config.mak
1961 echo "SRC_PATH_BARE=$source_path" >> config.mak
1962 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1963
1964 if enabled amr_if2; then
1965 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
1966 fi
1967
1968 # Apparently it's not possible to portably echo a backslash.
1969 if enabled asmalign_pot; then
1970 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1971 else
1972 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1973 fi
1974
1975
1976 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
1977 ucname="`toupper $codec`"
1978 config_name="CONFIG_$ucname"
1979 enabled_name="ENABLE_$ucname"
1980 if enabled $codec; then
1981 echo "#define $config_name 1" >> $TMPH
1982 echo "#define $enabled_name 1" >> $TMPH
1983 echo "$config_name=yes" >> config.mak
1984 else
1985 echo "#define $enabled_name 0" >> $TMPH
1986 fi
1987 done
1988
1989 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1990 if ! cmp -s $TMPH config.h; then
1991 mv -f $TMPH config.h
1992 else
1993 echo "config.h is unchanged"
1994 fi
1995
1996 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1997
1998 # build tree in object directory if source path is different from current one
1999 if enabled source_path_used; then
2000 DIRS="\
2001 doc \
2002 libavformat \
2003 libavcodec \
2004 libavcodec/alpha \
2005 libavcodec/armv4l \
2006 libavcodec/bfin \
2007 libavcodec/i386 \
2008 libavcodec/sparc \
2009 libavcodec/mlib \
2010 libavcodec/ppc \
2011 libavcodec/amr \
2012 libavcodec/amr_float \
2013 libavcodec/amrwb_float \
2014 libpostproc \
2015 libavutil \
2016 libswscale \
2017 tests \
2018 vhook \
2019 "
2020 FILES="\
2021 Makefile \
2022 common.mak \
2023 libavformat/Makefile \
2024 libavcodec/Makefile \
2025 libpostproc/Makefile \
2026 libavutil/Makefile \
2027 libswscale/Makefile \
2028 tests/Makefile \
2029 vhook/Makefile \
2030 doc/Makefile \
2031 doc/texi2pod.pl \
2032 "
2033 for dir in $DIRS ; do
2034 mkdir -p $dir
2035 done
2036 for f in $FILES ; do
2037 ln -sf "$source_path/$f" $f
2038 done
2039 fi
2040
2041
2042 # build pkg-config files
2043 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2044
2045 pkgconfig_generate(){
2046 name=$1
2047 comment=$2
2048 version=$3
2049 libs=$4
2050 requires=$5
2051 include=$6
2052 cat <<EOF >$name.pc
2053 prefix=$PREFIX
2054 exec_prefix=\${prefix}
2055 libdir=\${exec_prefix}/lib
2056 includedir=\${prefix}/include
2057
2058 Name: $name
2059 Description: $comment
2060 Version: $version
2061 Requires: $requires
2062 Conflicts:
2063 Libs: -L\${libdir} $libs
2064 Cflags: -I\${includedir} -I\${includedir}/$include
2065 EOF
2066 }
2067
2068 pkgconfig_generate_uninstalled(){
2069 name=$1
2070 shortname=${name#lib}
2071 comment=$2
2072 version=$3
2073 libs=$4
2074 requires=$5
2075 cat <<EOF >$name-uninstalled.pc
2076 prefix=
2077 exec_prefix=
2078 libdir=\${pcfiledir}/$name
2079 includedir=\${pcfiledir}/$name
2080
2081 Name: $name
2082 Description: $comment
2083 Version: $version
2084 Requires: $requires
2085 Conflicts:
2086 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2087 Cflags: -I\${includedir}
2088 EOF
2089 }
2090
2091 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2092 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2093
2094 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2095 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2096
2097 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2098 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2099
2100 if enabled pp; then
2101 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2102 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2103 fi
2104
2105 if enabled swscaler; then
2106 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2107 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2108 else
2109 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2110 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2111 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2112 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2113 fi