Move libfaad2 check out of the GPL check.
[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-a52 enable GPLed liba52 support [default=no]"
82 echo " --enable-a52bin open liba52.so.0 at runtime [default=no]"
83 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
84 echo " --enable-dts enable GPLed libdts support [default=no]"
85 echo " --enable-faac enable FAAC support via libfaac [default=no]"
86 echo " --enable-faad enable FAAD support via libfaad [default=no]"
87 echo " --enable-faadbin build FAAD support with runtime linking [default=no]"
88 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
89 echo " --enable-mp3lame 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-vorbis 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 [$arch]"
117 echo " --cpu=CPU selects the minimum cpu required (affects
118 instruction selection, may crash on older CPUs)"
119 echo " --powerpc-perf-enable enable performance report on PPC"
120 echo " (requires enabling PMC)"
121 echo " --disable-mmx disable MMX usage"
122 echo " --disable-armv5te disable armv5te usage"
123 echo " --disable-armv6 disable armv6 usage"
124 echo " --disable-iwmmxt disable iwmmxt usage"
125 echo " --disable-altivec disable AltiVec usage"
126 echo " --disable-audio-oss disable OSS audio support [default=no]"
127 echo " --disable-audio-beos disable BeOS audio support [default=no]"
128 echo " --disable-v4l disable video4linux grabbing [default=no]"
129 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
130 echo " --disable-bktr disable bktr video grabbing [default=no]"
131 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
132 echo " --disable-network disable network support [default=no]"
133 echo " --disable-ipv6 disable ipv6 support [default=no]"
134 echo " --disable-zlib disable zlib [default=no]"
135 echo " --disable-vhook disable video hooking support"
136 echo " --enable-gprof enable profiling with gprof [$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 enable(){
220 set_all yes $*
221 }
222
223 disable(){
224 set_all no $*
225 }
226
227 enabled(){
228 eval test "x\$$1" = "xyes"
229 }
230
231 disabled(){
232 eval test "x\$$1" = "xno"
233 }
234
235 enabled_all(){
236 for opt; do
237 enabled $opt || return 1
238 done
239 }
240
241 disabled_all(){
242 for opt; do
243 disabled $opt || return 1
244 done
245 }
246
247 enabled_any(){
248 for opt; do
249 enabled $opt && return 0
250 done
251 }
252
253 disabled_any(){
254 for opt; do
255 disabled $opt && return 0
256 done
257 }
258
259 check_deps(){
260 for cfg; do
261 eval dep_all="\$${cfg}_deps"
262 eval dep_any="\$${cfg}_deps_any"
263 enabled_all $dep_all || disable $cfg
264 enabled_any $dep_any || disable $cfg
265 done
266 }
267
268 print_config(){
269 pfx=$1
270 header=$2
271 makefile=$3
272 shift 3
273 for cfg; do
274 if enabled $cfg; then
275 ucname="${pfx}`toupper $cfg`"
276 echo "#define ${ucname} 1" >> $header
277 echo "${ucname}=yes" >> $makefile
278 fi
279 done
280 }
281
282 flags_saved(){
283 (: ${SAVE_CFLAGS?}) 2>/dev/null
284 }
285
286 save_flags(){
287 flags_saved && return
288 SAVE_CFLAGS="$CFLAGS"
289 SAVE_LDFLAGS="$LDFLAGS"
290 SAVE_extralibs="$extralibs"
291 }
292
293 restore_flags(){
294 CFLAGS="$SAVE_CFLAGS"
295 LDFLAGS="$SAVE_LDFLAGS"
296 extralibs="$SAVE_extralibs"
297 unset SAVE_CFLAGS
298 unset SAVE_LDFLAGS
299 unset SAVE_extralibs
300 }
301
302 temp_cflags(){
303 save_flags
304 CFLAGS="$CFLAGS $*"
305 }
306
307 temp_ldflags(){
308 save_flags
309 LDFLAGS="$LDFLAGS $*"
310 }
311
312 temp_extralibs(){
313 save_flags
314 extralibs="$extralibs $*"
315 }
316
317 append(){
318 var=$1
319 shift
320 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
321 eval "$var=\"\$$var $*\""
322 }
323
324 add_cflags(){
325 append CFLAGS "$@"
326 }
327
328 add_ldflags(){
329 append LDFLAGS "$@"
330 }
331
332 add_extralibs(){
333 append extralibs "$@"
334 }
335
336 check_cmd(){
337 log "$@"
338 "$@" >>$logfile 2>&1
339 }
340
341 check_cc(){
342 log check_cc "$@"
343 cat >$TMPC
344 log_file $TMPC
345 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
346 }
347
348 check_cpp(){
349 log check_cpp "$@"
350 cat >$TMPC
351 log_file $TMPC
352 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
353 }
354
355 check_ld(){
356 log check_ld "$@"
357 check_cc || return
358 check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
359 }
360
361 check_cflags(){
362 log check_cflags "$@"
363 check_cc "$@" <<EOF && add_cflags "$@"
364 int x;
365 EOF
366 }
367
368 check_ldflags(){
369 log check_ldflags "$@"
370 check_ld "$@" <<EOF && add_ldflags "$@"
371 int main(){
372 return 0;
373 }
374 EOF
375 }
376
377 check_header(){
378 log check_header "$@"
379 header=$1
380 shift
381 check_cpp "$@" <<EOF
382 #include <$header>
383 int x;
384 EOF
385 err=$?
386 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
387 test "$err" = 0 && enable $var || disable $var
388 return $err
389 }
390
391 check_func(){
392 log check_func "$@"
393 func=$1
394 shift
395 check_ld "$@" <<EOF
396 extern int $func();
397 int main(){
398 $func();
399 }
400 EOF
401 err=$?
402 test "$err" = 0 && enable $func || disable $func
403 return $err
404 }
405
406 check_lib(){
407 log check_lib "$@"
408 header="$1"
409 func="$2"
410 shift 2
411 temp_extralibs "$@"
412 check_header $header && check_func $func && add_extralibs "$@"
413 err=$?
414 restore_flags
415 return $err
416 }
417
418 check_exec(){
419 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
420 }
421
422 require(){
423 name="$1"
424 header="$2"
425 func="$3"
426 shift 3
427 check_lib $header $func "$@" || die "ERROR: $name not found"
428 }
429
430 apply(){
431 file=$1
432 shift
433 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
434 }
435
436 CONFIG_LIST='
437 encoders
438 decoders
439 parsers
440 muxers
441 demuxers
442 amr
443 amr_nb
444 amr_nb_fixed
445 amr_wb
446 audio_beos
447 audio_oss
448 avisynth
449 beos_netserver
450 bktr
451 dc1394
452 dv1394
453 ffmpeg
454 ffplay
455 ffserver
456 gpl
457 ipv6
458 liba52
459 liba52bin
460 libdts
461 libfaac
462 libfaad
463 libfaadbin
464 libgsm
465 libmp3lame
466 libnut
467 libogg
468 libtheora
469 libvorbis
470 memalign_hack
471 mpegaudio_hp
472 network
473 pp
474 protocols
475 swscaler
476 vhook
477 video4linux
478 video4linux2
479 wince
480 x11grab
481 x264
482 xvid
483 zlib
484 '
485
486 HAVE_LIST='
487 altivec
488 altivec_h
489 armv5te
490 armv6
491 beosthreads
492 byteswap_h
493 cmov
494 dcbzl
495 dev_bktr_ioctl_bt848_h
496 dev_bktr_ioctl_meteor_h
497 dev_ic_bt8xx_h
498 dev_video_meteor_ioctl_meteor_h
499 dev_video_bktr_ioctl_bt848_h
500 dlfcn_h
501 dlopen
502 fast_cmov
503 freetype2
504 gprof
505 imlib2
506 inet_aton
507 iwmmxt
508 localtime_r
509 lrintf
510 machine_ioctl_bt848_h
511 machine_ioctl_meteor_h
512 malloc_h
513 memalign
514 mlib
515 mmi
516 mmx
517 os2
518 os2threads
519 pthreads
520 sdl
521 sdl_video_size
522 threads
523 w32threads
524 '
525
526 TARGET_LIST='
527 altivec
528 armv5te
529 iwmmxt
530 mmi
531 mmx
532 '
533
534 flashsv_decoder_deps="zlib"
535 flashsv_encoder_deps="zlib"
536 mpeg_xvmc_decoder_deps="xvmc"
537 png_decoder_deps="zlib"
538 png_encoder_deps="zlib"
539 x264_encoder_deps="x264"
540 xvid_encoder_deps="xvid"
541 zmbv_decoder_deps="zlib"
542 zmbv_encoder_deps="zlib"
543
544 aac_decoder_deps="libfaad"
545 mpeg4aac_decoder_deps="libfaad"
546 ac3_decoder_deps="liba52"
547 amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
548 amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
549 amr_wb_decoder_deps="amr_wb"
550 amr_wb_encoder_deps="amr_wb"
551 dts_decoder_deps="libdts"
552 faac_encoder_deps="libfaac"
553 libgsm_decoder_deps="libgsm"
554 libgsm_encoder_deps="libgsm"
555 libtheora_encoder_deps="libtheora"
556 mp3lame_encoder_deps="libmp3lame"
557 oggvorbis_decoder_deps="libvorbis"
558 oggvorbis_encoder_deps="libvorbis"
559
560 audio_demuxer_deps_any="audio_oss audio_beos"
561 audio_muxer_deps_any="audio_oss audio_beos"
562 dc1394_demuxer_deps="dc1394"
563 dv1394_demuxer_deps="dv1394"
564 gxf_muxer_deps="gpl"
565 nut_muxer_deps="libnut"
566 ogg_muxer_deps="libogg"
567 redir_demuxer_deps="network"
568 rtp_muxer_deps="network"
569 rtsp_demuxer_deps="network"
570 sdp_demuxer_deps="network"
571 v4l2_demuxer_deps="video4linux2"
572 video_grab_device_demuxer_deps_any="video4linux bktr"
573 x11_grab_device_demuxer_deps="x11grab"
574
575 # set temporary file name
576 if test ! -z "$TMPDIR" ; then
577 TMPDIR1="${TMPDIR}"
578 elif test ! -z "$TEMPDIR" ; then
579 TMPDIR1="${TEMPDIR}"
580 else
581 TMPDIR1="/tmp"
582 fi
583
584 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
585 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
586 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
587 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
588 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
589
590 # default parameters
591 logging="yes"
592 logfile="config.err"
593 PREFIX="/usr/local"
594 libdir='${PREFIX}/lib'
595 shlibdir="$libdir"
596 incdir='${PREFIX}/include/ffmpeg'
597 mandir='${PREFIX}/man'
598 bindir='${PREFIX}/bin'
599 cross_prefix=""
600 cross_compile="no"
601 cc="gcc"
602 ar="ar"
603 ranlib="ranlib"
604 make="make"
605 strip="strip"
606 arch=`uname -m`
607 cpu="generic"
608 powerpc_perf="no"
609 mmx="default"
610 cmov="no"
611 fast_cmov="no"
612 armv5te="default"
613 armv6="default"
614 iwmmxt="default"
615 altivec="default"
616 dcbzl="no"
617 mmi="default"
618 case "$arch" in
619 i386|i486|i586|i686|i86pc|BePC)
620 arch="x86_32"
621 ;;
622 x86_64|amd64)
623 arch="x86_32"
624 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
625 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
626 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
627 arch="x86_64"
628 fi
629 fi
630 ;;
631 # armv4l is a subset of armv[567]*l
632 arm|armv[4567]*l)
633 arch="armv4l"
634 ;;
635 alpha)
636 arch="alpha"
637 ;;
638 "Power Macintosh"|ppc|ppc64|powerpc)
639 arch="powerpc"
640 ;;
641 mips|mipsel|IP*)
642 arch="mips"
643 ;;
644 sun4u|sparc64)
645 arch="sparc64"
646 ;;
647 sparc)
648 arch="sparc"
649 ;;
650 sh4)
651 arch="sh4"
652 ;;
653 parisc|parisc64)
654 arch="parisc"
655 ;;
656 s390|s390x)
657 arch="s390"
658 ;;
659 m68k)
660 arch="m68k"
661 ;;
662 ia64)
663 arch="ia64"
664 ;;
665 bfin)
666 arch="bfin"
667 ;;
668 *)
669 arch="unknown"
670 ;;
671 esac
672 gprof="no"
673 video4linux="yes"
674 video4linux2="yes"
675 bktr="no"
676 audio_oss="yes"
677 audio_beos="no"
678 x11grab="no"
679 dv1394="yes"
680 dc1394="no"
681 network="yes"
682 ipv6="yes"
683 zlib="yes"
684 liba52="no"
685 liba52bin="no"
686 libdts="no"
687 libfaac="no"
688 libfaad="no"
689 libfaad2="no"
690 libfaadbin="no"
691 libgsm="no"
692 libmp3lame="no"
693 libnut="no"
694 libogg="no"
695 libtheora="no"
696 libvorbis="no"
697 xvid="no"
698 x264="no"
699 pp="no"
700 mingw32="no"
701 wince="no"
702 os2="no"
703 lstatic="yes"
704 lshared="no"
705 optimize="yes"
706 debug="yes"
707 extrawarnings="no"
708 dostrip="yes"
709 extralibs="-lm"
710 bigendian="no"
711 vhook="default"
712 avisynth="no"
713 dlfcn_h="no"
714 dlopen="no"
715 mpegaudio_hp="yes"
716 SHFLAGS='-shared -Wl,-soname,$@'
717 VHOOKSHFLAGS='$(SHFLAGS)'
718 beos_netserver="no"
719 protocols="yes"
720 ffmpeg="yes"
721 ffserver="yes"
722 ffplay="yes"
723 LIBOBJFLAGS=""
724 FFLDFLAGS=-Wl,--warn-common
725 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
726 FFSERVERLDFLAGS=-Wl,-E
727 LDCONFIG="ldconfig"
728 LIBPREF="lib"
729 LIBSUF=".a"
730 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
731 SLIBPREF="lib"
732 SLIBSUF=".so"
733 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
734 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
735 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
736 EXESUF=""
737 BUILDSUF=""
738 amr_nb="no"
739 amr_wb="no"
740 amr_nb_fixed="no"
741 amr_if2="no"
742 mlib="no"
743 beosthreads="no"
744 os2threads="no"
745 pthreads="no"
746 w32threads="no"
747 thread_type="no"
748 swscaler="no"
749 gpl="no"
750 memalign_hack="no"
751 asmalign_pot="unknown"
752 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
753
754 # OS specific
755 targetos=`uname -s`
756 case $targetos in
757 BeOS)
758 PREFIX="/boot/home/config"
759 # helps building libavcodec
760 add_cflags "-DPIC -fomit-frame-pointer"
761 # 3 gcc releases known for BeOS, each with ugly bugs
762 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
763 case "$gcc_version" in
764 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
765 mmx="no"
766 ;;
767 *20010315*) echo "BeBits gcc"
768 add_cflags "-fno-expensive-optimizations"
769 ;;
770 esac
771 SHFLAGS=-nostart
772 # disable Linux things
773 audio_oss="no"
774 video4linux="no"
775 video4linux2="no"
776 dv1394="no"
777 # enable BeOS things
778 audio_beos="yes"
779 # no need for libm, but the inet stuff
780 # Check for BONE
781 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
782 extralibs="-lbind -lsocket"
783 else
784 beos_netserver="yes"
785 extralibs="-lnet"
786 fi ;;
787 SunOS)
788 video4linux="no"
789 video4linux2="no"
790 audio_oss="no"
791 dv1394="no"
792 make="gmake"
793 FFLDFLAGS=""
794 FFSERVERLDFLAGS=""
795 SHFLAGS="-shared -Wl,-h,\$@"
796 add_extralibs "-lsocket -lnsl"
797 ;;
798 NetBSD)
799 video4linux="no"
800 video4linux2="no"
801 bktr="yes"
802 audio_oss="yes"
803 dv1394="no"
804 make="gmake"
805 add_extralibs "-lossaudio"
806 ;;
807 OpenBSD)
808 video4linux="no"
809 video4linux2="no"
810 bktr="yes"
811 audio_oss="yes"
812 dv1394="no"
813 need_memalign="no"
814 make="gmake"
815 LIBOBJFLAGS="\$(PIC)"
816 LDCONFIG="ldconfig -m \$(shlibdir)"
817 SHFLAGS='-shared'
818 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
819 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
820 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
821 add_extralibs "-lossaudio"
822 ;;
823 FreeBSD)
824 video4linux="no"
825 video4linux2="no"
826 bktr="yes"
827 audio_oss="yes"
828 dv1394="no"
829 make="gmake"
830 need_memalign="no"
831 add_cflags "-pthread"
832 ;;
833 GNU/kFreeBSD)
834 video4linux="no"
835 video4linux2="no"
836 bktr="yes"
837 audio_oss="yes"
838 dv1394="no"
839 add_cflags "-pthread"
840 ;;
841 BSD/OS)
842 video4linux="no"
843 video4linux2="no"
844 bktr="yes"
845 audio_oss="yes"
846 dv1394="no"
847 extralibs="-lpoll -lgnugetopt -lm"
848 make="gmake"
849 strip="strip -d"
850 ;;
851 Darwin)
852 cc="cc"
853 video4linux="no"
854 video4linux2="no"
855 audio_oss="no"
856 dv1394="no"
857 need_memalign="no"
858 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
859 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
860 extralibs=""
861 strip="strip -x"
862 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
863 SLIBSUF=".dylib"
864 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
865 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
866 FFSERVERLDFLAGS=-Wl,-bind_at_load
867 ;;
868 MINGW32*)
869 # Note: the rest of the mingw32 config is done afterwards as mingw32
870 # can be forced on the command line for Linux cross compilation.
871 mingw32="yes"
872 ;;
873 CYGWIN*)
874 targetos=CYGWIN
875 shlibdir="$bindir"
876 video4linux="no"
877 video4linux2="no"
878 audio_oss="yes"
879 dv1394="no"
880 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
881 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
882 extralibs=""
883 EXESUF=".exe"
884 SLIBPREF="cyg"
885 SLIBSUF=".dll"
886 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
887 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
888 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
889 ;;
890 Linux)
891 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
892 ;;
893 IRIX*)
894 targetos=IRIX
895 ranlib="echo ignoring ranlib"
896 video4linux="no"
897 video4linux2="no"
898 audio_oss="no"
899 make="gmake"
900 ;;
901 OS/2)
902 TMPE=$TMPE".exe"
903 ar="emxomfar -p128"
904 ranlib="echo ignoring ranlib"
905 strip="echo ignoring strip"
906 add_cflags "-Zomf"
907 FFLDFLAGS="-Zomf -Zstack 16384 -s"
908 SHFLAGS="-Zdll -Zomf"
909 FFSERVERLDFLAGS=""
910 LIBPREF=""
911 LIBSUF=".lib"
912 SLIBPREF=""
913 SLIBSUF=".dll"
914 EXESUF=".exe"
915 extralibs=""
916 pkg_requires=""
917 video4linux="no"
918 video4linux2="no"
919 audio_oss="no"
920 dv1394="no"
921 ffserver="no"
922 vhook="no"
923 os2="yes"
924 ;;
925 *)
926 targetos="${targetos}-UNKNOWN"
927 ;;
928 esac
929
930 # find source path
931 source_path="`dirname \"$0\"`"
932 source_path_used="yes"
933 if test -z "$source_path" -o "$source_path" = "." ; then
934 source_path="`pwd`"
935 source_path_used="no"
936 else
937 source_path="`cd \"$source_path\"; pwd`"
938 echo "$source_path" | grep -q '[[:blank:]]' &&
939 die "Out of tree builds are impossible with whitespace in source path."
940 fi
941
942 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
943 show_help
944 fi
945
946 FFMPEG_CONFIGURATION=" "
947 for opt do
948 FFMPEG_CONFIGURATION="$FFMPEG_CONFIGURATION""$opt "
949 done
950
951 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
952 DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
953 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
954 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
955 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
956
957 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
958
959 for opt do
960 optval="${opt#*=}"
961 case "$opt" in
962 --log)
963 ;;
964 --log=*) logging="$optval"
965 ;;
966 --prefix=*) PREFIX="$optval"
967 ;;
968 --libdir=*) libdir="$optval"
969 ;;
970 --shlibdir=*) shlibdir="$optval"
971 ;;
972 --incdir=*) incdir="$optval"
973 ;;
974 --mandir=*) mandir="$optval"
975 ;;
976 --source-path=*) source_path="$optval"
977 ;;
978 --cross-prefix=*) cross_prefix="$optval"
979 ;;
980 --cross-compile) cross_compile=yes
981 ;;
982 --cc=*) cc="$optval"
983 ;;
984 --make=*) make="$optval"
985 ;;
986 --extra-cflags=*) add_cflags "$optval"
987 ;;
988 --extra-ldflags=*) add_ldflags "$optval"
989 ;;
990 --extra-libs=*) add_extralibs "$optval"
991 ;;
992 --build-suffix=*) BUILDSUF="$optval"
993 ;;
994 --arch=*) arch="$optval"
995 ;;
996 --cpu=*) cpu="$optval"
997 ;;
998 --powerpc-perf-enable) powerpc_perf="yes"
999 ;;
1000 --disable-mmx) mmx="no"
1001 ;;
1002 --disable-armv5te) armv5te="no"
1003 ;;
1004 --disable-armv6) armv6="no"
1005 ;;
1006 --disable-iwmmxt) iwmmxt="no"
1007 ;;
1008 --disable-altivec) altivec="no"
1009 ;;
1010 --enable-gprof) gprof="yes"
1011 ;;
1012 --disable-v4l) video4linux="no"
1013 ;;
1014 --disable-v4l2) video4linux2="no"
1015 ;;
1016 --disable-bktr) bktr="no"
1017 ;;
1018 --disable-audio-oss) audio_oss="no"
1019 ;;
1020 --disable-audio-beos) audio_beos="no"
1021 ;;
1022 --disable-dv1394) dv1394="no"
1023 ;;
1024 --disable-network) network="no"; ffserver="no"
1025 ;;
1026 --disable-ipv6) ipv6="no";
1027 ;;
1028 --disable-zlib) zlib="no"
1029 ;;
1030 --enable-a52) liba52="yes"
1031 ;;
1032 --enable-a52bin) liba52bin="yes"
1033 ;;
1034 --enable-dts) libdts="yes"
1035 ;;
1036 --enable-pp) pp="yes"
1037 ;;
1038 --enable-libgsm) libgsm="yes"
1039 ;;
1040 --enable-mp3lame) libmp3lame="yes"
1041 ;;
1042 --enable-libnut) libnut="yes"
1043 ;;
1044 --enable-libogg) libogg="yes"
1045 pkg_requires="$pkg_requires ogg >= 1.1"
1046 ;;
1047 --enable-libtheora) libtheora="yes"
1048 pkg_requires="$pkg_requires theora"
1049 ;;
1050 --enable-vorbis) libvorbis="yes"
1051 pkg_requires="$pkg_requires vorbis vorbisenc"
1052 ;;
1053 --enable-faad) libfaad="yes"
1054 ;;
1055 --enable-faadbin) libfaadbin="yes"
1056 ;;
1057 --enable-faac) libfaac="yes"
1058 ;;
1059 --enable-xvid) xvid="yes"
1060 ;;
1061 --enable-x264) x264="yes"
1062 ;;
1063 --enable-avisynth) avisynth="yes";
1064 ;;
1065 --enable-x11grab) x11grab="yes";
1066 ;;
1067 --enable-dc1394) dc1394="yes"
1068 pkg_requires="$pkg_requires libraw1394"
1069 ;;
1070 --disable-vhook) vhook="no"
1071 ;;
1072 --enable-mingw32) mingw32="yes"
1073 ;;
1074 --enable-mingwce) wince="yes"
1075 ;;
1076 --enable-static) lstatic="yes"
1077 ;;
1078 --disable-static) lstatic="no"
1079 ;;
1080 --enable-shared) lshared="yes"
1081 ;;
1082 --disable-shared) lshared="no"
1083 ;;
1084 --disable-debug) debug="no"
1085 ;;
1086 --disable-opts) optimize="no"
1087 ;;
1088 --enable-extra-warnings) extrawarnings="yes"
1089 ;;
1090 --disable-mpegaudio-hp) mpegaudio_hp="no"
1091 ;;
1092 --disable-protocols) protocols="no"; network="no"; ffserver="no"
1093 ;;
1094 --disable-ffmpeg) ffmpeg="no"
1095 ;;
1096 --disable-ffserver) ffserver="no"
1097 ;;
1098 --disable-ffplay) ffplay="no"
1099 ;;
1100 --enable-small) optimize="small"
1101 ;;
1102 --enable-amr_nb) amr="yes"; amr_nb="yes"; amr_nb_fixed="no"
1103 ;;
1104 --enable-amr_nb-fixed) amr="yes"; amr_nb_fixed="yes"; amr_nb="no"
1105 ;;
1106 --enable-amr_wb) amr="yes"; amr_wb="yes"
1107 ;;
1108 --enable-amr_if2) amr="yes"; amr_if2="yes"
1109 ;;
1110 --enable-sunmlib) mlib="yes"
1111 ;;
1112 --enable-pthreads) pthreads="yes"
1113 ;;
1114 --enable-w32threads) w32threads="yes"
1115 ;;
1116 --enable-beosthreads) beosthreads="yes"
1117 ;;
1118 --enable-os2threads) os2threads="yes"
1119 ;;
1120 --enable-swscaler) swscaler="yes"
1121 ;;
1122 --enable-gpl) gpl="yes"
1123 ;;
1124 --enable-memalign-hack) memalign_hack="yes"
1125 ;;
1126 --disable-strip) dostrip="no"
1127 ;;
1128 --enable-encoder=*) enable ${optval}_encoder
1129 ;;
1130 --enable-decoder=*) enable ${optval}_decoder
1131 ;;
1132 --disable-encoder=*) disable ${optval}_encoder
1133 ;;
1134 --disable-decoder=*) disable ${optval}_decoder
1135 ;;
1136 --disable-encoders) disable $ENCODER_LIST
1137 ;;
1138 --disable-decoders) disable $DECODER_LIST
1139 ;;
1140 --enable-muxer=*) enable ${optval}_muxer
1141 ;;
1142 --disable-muxer=*) disable ${optval}_muxer
1143 ;;
1144 --disable-muxers) disable $MUXER_LIST; ffserver="no"
1145 ;;
1146 --enable-demuxer=*) enable ${optval}_demuxer
1147 ;;
1148 --disable-demuxer=*) disable ${optval}_demuxer
1149 ;;
1150 --disable-demuxers) disable $DEMUXER_LIST
1151 ;;
1152 --enable-parser=*) enable ${optval}_parser
1153 ;;
1154 --disable-parser=*) disable ${optval}_parser
1155 ;;
1156 --disable-parsers) disable $PARSER_LIST
1157 ;;
1158 --help) show_help
1159 ;;
1160 *)
1161 echo "Unknown option \"$opt\"."
1162 echo "See $0 --help for available options."
1163 exit 1
1164 ;;
1165 esac
1166 done
1167
1168 if ! disabled logging ; then
1169 enabled logging || logfile="$logging"
1170 echo "# $0 $@" >$logfile
1171 set >>$logfile
1172 else
1173 logfile=/dev/null
1174 fi
1175
1176 if enabled_any mingw32 wince; then
1177 if enabled_all lshared lstatic; then
1178 cat <<EOF
1179 You can only build one library type at once on MinGW.
1180 Specify --disable-static --enable-shared to only build
1181 the shared libraries. To build only the static libraries
1182 you do not need to pass additional options.
1183 EOF
1184 exit 1
1185 fi
1186 video4linux="no"
1187 video4linux2="no"
1188 audio_oss="no"
1189 dv1394="no"
1190 dc1394="no"
1191 ffserver="no"
1192 network="no"
1193 if enabled wince; then
1194 protocols="no"
1195 fi
1196 SLIBPREF=""
1197 SLIBSUF=".dll"
1198 EXESUF=".exe"
1199 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1200 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1201 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1202 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1203 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1204 fi
1205
1206 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1207 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1208
1209 test -n "$cross_prefix" && cross_compile=yes
1210 cc="${cross_prefix}${cc}"
1211 ar="${cross_prefix}${ar}"
1212 ranlib="${cross_prefix}${ranlib}"
1213 strip="${cross_prefix}${strip}"
1214
1215 # we need to build at least one lib type
1216 if disabled_all lstatic lshared; then
1217 cat <<EOF
1218 At least one library type must be built.
1219 Specify --enable-static to build the static libraries or --enable-shared to
1220 build the shared libraries as well. To only build the shared libraries specify
1221 --disable-static in addition to --enable-shared.
1222 EOF
1223 exit 1;
1224 fi
1225
1226 if enabled libtheora && disabled libogg; then
1227 die "libogg must be enabled to enable libtheora."
1228 fi
1229
1230 if enabled libvorbis && disabled libogg; then
1231 die "libogg must be enabled to enable libvorbis."
1232 fi
1233
1234 if enabled_any libfaad libfaadbin ; then
1235 if check_header faad.h; then
1236 check_cc << EOF
1237 #include <faad.h>
1238 #ifndef FAAD2_VERSION
1239 ok faad1
1240 #endif
1241 int main( void ) { return 0; }
1242 EOF
1243 test $? = 0 && enable libfaad2
1244 else
1245 libfaad="no"
1246 libfaadbin="no"
1247 echo "FAAD test failed."
1248 fi
1249 fi
1250
1251
1252 if disabled gpl ; then
1253 if enabled pp; then
1254 die "The Postprocessing code is under GPL and --enable-gpl is not specified."
1255 fi
1256
1257 if enabled_any liba52 liba52bin ; then
1258 die "liba52 is under GPL and --enable-gpl is not specified."
1259 fi
1260
1261 if enabled xvid; then
1262 die "libxvidcore is under GPL and --enable-gpl is not specified."
1263 fi
1264
1265 if enabled x264; then
1266 die "x264 is under GPL and --enable-gpl is not specified."
1267 fi
1268
1269 if enabled libdts; then
1270 die "libdts is under GPL and --enable-gpl is not specified."
1271 fi
1272
1273 if enabled libfaad2; then
1274 die "FAAD2 is under GPL and --enable-gpl is not specified."
1275 fi
1276
1277 if enabled x11grab; then
1278 die "The X11 grabber is under GPL and --enable-gpl is not specified."
1279 fi
1280
1281 if enabled swscaler; then
1282 die "The software scaler is under GPL and --enable-gpl is not specified."
1283 fi
1284 fi
1285
1286 # compute MMX state
1287 if test $mmx = "default"; then
1288 if test $arch = "x86_32" -o $arch = "x86_64"; then
1289 mmx="yes"
1290 else
1291 mmx="no"
1292 fi
1293 fi
1294
1295 test -z "$need_memalign" && need_memalign="$mmx"
1296
1297 #Darwin CC versions
1298 needmdynamicnopic="no"
1299 if test $targetos = Darwin; then
1300 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1301 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1302 else
1303 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1304 case "$gcc_version" in
1305 *2.95*)
1306 add_cflags "-no-cpp-precomp -pipe"
1307 ;;
1308 *[34].*)
1309 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1310 if disabled lshared; then
1311 needmdynamicnopic="yes"
1312 fi
1313 ;;
1314 *)
1315 add_cflags "-no-cpp-precomp -pipe"
1316 if disabled lshared; then
1317 needmdynamicnopic="yes"
1318 fi
1319 ;;
1320 esac
1321 fi
1322 fi
1323
1324 if ! disabled optimize ; then
1325 add_cflags "-fomit-frame-pointer"
1326 fi
1327
1328 # Can only do AltiVec on PowerPC
1329 if test $altivec = "default"; then
1330 if test $arch = "powerpc"; then
1331 altivec="yes"
1332 else
1333 altivec="no"
1334 fi
1335 fi
1336
1337 # Add processor-specific flags
1338 POWERPCMODE="32bits"
1339 if test $cpu != "generic"; then
1340 warn_altivec_enabled(){
1341 enabled altivec && echo "WARNING: Tuning for $1 but AltiVec enabled.";
1342 }
1343 warn_altivec_disabled(){
1344 disabled altivec && echo "WARNING: Tuning for $1 but AltiVec disabled.";
1345 }
1346 case $cpu in
1347 601|ppc601|PowerPC601)
1348 add_cflags "-mcpu=601"
1349 warn_altivec_enabled PPC601
1350 ;;
1351 603*|ppc603*|PowerPC603*)
1352 add_cflags "-mcpu=603"
1353 warn_altivec_enabled PPC603
1354 ;;
1355 604*|ppc604*|PowerPC604*)
1356 add_cflags "-mcpu=604"
1357 warn_altivec_enabled PPC604
1358 ;;
1359 G3|g3|75*|ppc75*|PowerPC75*)
1360 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1361 warn_altivec_enabled PPC75x
1362 ;;
1363 G4|g4|745*|ppc745*|PowerPC745*)
1364 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1365 warn_altivec_disabled PPC745x
1366 ;;
1367 74*|ppc74*|PowerPC74*)
1368 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1369 warn_altivec_disabled PPC74xx
1370 ;;
1371 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1372 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1373 warn_altivec_disabled PPC970
1374 POWERPCMODE="64bits"
1375 ;;
1376 # targets that do NOT support conditional mov (cmov)
1377 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1378 add_cflags "-march=$cpu"
1379 cmov="no"
1380 ;;
1381 # targets that do support conditional mov (cmov)
1382 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1383 add_cflags "-march=$cpu"
1384 cmov="yes"
1385 fast_cmov="yes"
1386 ;;
1387 # targets that do support conditional mov but on which it's slow
1388 pentium4|prescott|nocona)
1389 add_cflags "-march=$cpu"
1390 cmov="yes"
1391 fast_cmov="no"
1392 ;;
1393 sparc64)
1394 add_cflags "-mcpu=v9"
1395 ;;
1396 *)
1397 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1398 ;;
1399 esac
1400 fi
1401
1402 # make sure we can execute files in $TMPDIR
1403 cat >$TMPE 2>>$logfile <<EOF
1404 #! /bin/sh
1405 EOF
1406 chmod +x $TMPE >>$logfile 2>&1
1407 if ! $TMPE >>$logfile 2>&1; then
1408 cat <<EOF
1409 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1410 variable to another directory and make sure that $TMPDIR1 is not mounted
1411 noexec.
1412 EOF
1413 die "Sanity test failed."
1414 fi
1415 rm $TMPE
1416
1417 # compiler sanity check
1418 check_exec <<EOF
1419 int main(){
1420 return 0;
1421 }
1422 EOF
1423 if test "$?" != 0; then
1424 echo "$cc is unable to create an executable file."
1425 if test -z "$cross_prefix" -a "$cross_compile" = no; then
1426 echo "If $cc is a cross-compiler, use the --cross-compile option."
1427 echo "Only do this if you know what cross compiling means."
1428 fi
1429 die "C compiler test failed."
1430 fi
1431
1432 # check for assembler specific support
1433
1434 if test $arch = "powerpc"; then
1435 check_cc <<EOF && dcbzl=yes
1436 int main(void) {
1437 register long zero = 0;
1438 char data[1024];
1439 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1440 return 0;
1441 }
1442 EOF
1443 fi
1444
1445 # check for SIMD availability
1446
1447 # AltiVec flags: The FSF version of GCC differs from the Apple version
1448 if test $arch = "powerpc"; then
1449 if enabled altivec; then
1450 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1451 add_cflags "-faltivec"
1452 else
1453 add_cflags "-maltivec -mabi=altivec"
1454 fi
1455 fi
1456 fi
1457
1458 check_header altivec.h
1459
1460 # check if our compiler supports Motorola AltiVec C API
1461 if enabled altivec; then
1462 if enabled altivec_h; then
1463 inc_altivec_h="#include <altivec.h>"
1464 else
1465 inc_altivec_h=
1466 fi
1467 check_cc <<EOF || altivec=no
1468 $inc_altivec_h
1469 int main(void) {
1470 vector signed int v1, v2, v3;
1471 v1 = vec_add(v2,v3);
1472 return 0;
1473 }
1474 EOF
1475 fi
1476
1477 # check armv5te instructions support
1478 if test $armv5te = "default" -a $arch = "armv4l"; then
1479 armv5te=no
1480 check_cc <<EOF && armv5te=yes
1481 int main(void) {
1482 __asm__ __volatile__ ("qadd r0, r0, r0");
1483 }
1484 EOF
1485 fi
1486
1487 if test $armv6 = "default" -a $arch = "armv4l"; then
1488 check_cc <<EOF && armv6=yes || armv6=no
1489 int main(void) {
1490 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1491 }
1492 EOF
1493 fi
1494
1495 # check iwmmxt support
1496 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1497 iwmmxt=no
1498 check_cc <<EOF && iwmmxt=yes
1499 int main(void) {
1500 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1501 }
1502 EOF
1503 fi
1504
1505 # mmi only available on mips
1506 if test $mmi = "default"; then
1507 if test $arch = "mips"; then
1508 mmi="yes"
1509 else
1510 mmi="no"
1511 fi
1512 fi
1513
1514 # check if our compiler supports mmi
1515 enabled mmi && check_cc <<EOF || mmi="no"
1516 int main(void) {
1517 __asm__ ("lq \$2, 0(\$2)");
1518 return 0;
1519 }
1520 EOF
1521
1522 # ---
1523 # big/little-endian test
1524 if disabled cross_compile; then
1525 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1526 #include <inttypes.h>
1527 int main(int argc, char ** argv){
1528 volatile uint32_t i=0x01234567;
1529 return (*((uint8_t*)(&i))) == 0x67;
1530 }
1531 EOF
1532 else
1533 # programs cannot be launched if cross compiling, so make a static guess
1534 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1535 bigendian="yes"
1536 fi
1537 fi
1538
1539 # ---
1540 # check availability of some header files
1541
1542 check_header malloc.h
1543 check_func memalign
1544
1545 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1546 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1547 fi
1548
1549 check_header byteswap.h
1550
1551 check_func inet_aton
1552 check_func localtime_r
1553 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1554
1555 # check for some common methods of building with pthread support
1556 # do this before the optional library checks as some of them require pthreads
1557 if enabled pthreads; then
1558 if check_func pthread_create; then
1559 :
1560 elif check_func pthread_create -pthread; then
1561 add_cflags -pthread
1562 add_ldflags -pthread
1563 elif check_func pthread_create -pthreads; then
1564 add_cflags -pthreads
1565 add_ldflags -pthreads
1566 elif ! check_lib pthread.h pthread_create -lpthread; then
1567 die "ERROR: can't find pthreads library"
1568 fi
1569 fi
1570
1571 for thread in pthreads beosthreads os2threads w32threads; do
1572 if enabled $thread; then
1573 if ! disabled thread_type ; then
1574 die "ERROR: Only one thread type must be selected."
1575 else
1576 thread_type="$thread"
1577 fi
1578 fi
1579 done
1580
1581 # these are off by default, so fail if requested and not available
1582 enabled libdts && require libdts dts.h dts_init -ldts -lm
1583 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1584 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1585 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1586 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1587 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1588 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1589 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1590 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1591 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1592 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1593
1594 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1595 # the generic test functions
1596 if enabled libfaac; then
1597 save_flags
1598 temp_extralibs -lfaac
1599 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1600 #include <stdint.h>
1601 #include <faac.h>
1602 int main(){
1603 char *id, *cpr;
1604 faacEncGetVersion(&id, &cpr);
1605 return 0;
1606 }
1607 EOF
1608 restore_flags
1609 fi
1610
1611 # Ugh, recent faad2 versions have renamed all functions and #define the
1612 # old names in faad.h. Generic tests won't work.
1613 if enabled libfaad; then
1614 save_flags
1615 temp_extralibs -lfaad
1616 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1617 #include <faad.h>
1618 int main(){
1619 faacDecOpen();
1620 return 0;
1621 }
1622 EOF
1623 restore_flags
1624 fi
1625
1626 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1627 if enabled avisynth; then
1628 save_flags
1629 temp_extralibs -lvfw32
1630 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1631 #include <windows.h>
1632 #include <vfw.h>
1633 int main(){
1634 AVIFileInit();
1635 return 0;
1636 }
1637 EOF
1638 restore_flags
1639 fi
1640
1641
1642 # test for lrintf in math.h
1643 check_exec <<EOF && lrintf=yes || lrintf=no
1644 #define _ISOC9X_SOURCE 1
1645 #include <math.h>
1646 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1647 EOF
1648
1649 _restrict=
1650 for restrict_keyword in restrict __restrict__ __restrict; do
1651 check_cc <<EOF && _restrict=$restrict_keyword && break
1652 void foo(char * $restrict_keyword p);
1653 EOF
1654 done
1655
1656 # dlopen/dlfcn.h probing
1657
1658 check_header dlfcn.h
1659
1660 if check_func dlopen; then
1661 ldl=
1662 elif check_func dlopen -ldl; then
1663 ldl=-ldl
1664 fi
1665
1666 if test "$vhook" = "default"; then
1667 vhook="$dlopen"
1668 fi
1669
1670 if enabled_any vhook liba52bin libfaadbin; then
1671 add_extralibs $ldl
1672 fi
1673
1674 if test "$targetos" = "CYGWIN" -a "$lstatic" = "yes" ; then
1675 vhook="no"
1676 echo
1677 echo "At the moment vhooks don't work on Cygwin static builds."
1678 echo "Patches welcome."
1679 echo
1680 fi
1681
1682 if enabled vhook; then
1683 check_ldflags -rdynamic
1684 check_ldflags -export-dynamic
1685 fi
1686
1687 if enabled audio_beos; then
1688 add_extralibs "-lmedia -lbe"
1689 fi
1690
1691 ##########################################
1692 # imlib check
1693
1694 temp_extralibs -lImlib2
1695 check_ld <<EOF && imlib2=yes || imlib2=no
1696 #include <X11/Xlib.h>
1697 #include <Imlib2.h>
1698 int main( void ) { return (int) imlib_load_font("foo"); }
1699 EOF
1700 restore_flags
1701
1702 ##########################################
1703 # FreeType check
1704
1705 freetype2=no
1706 if test "x$targetos" != "xBeOS"; then
1707 if (freetype-config --version) >/dev/null 2>&1 ; then
1708 temp_cflags `freetype-config --cflags`
1709 temp_extralibs `freetype-config --libs`
1710 check_ld <<EOF && freetype2=yes
1711 #include <ft2build.h>
1712 int main( void ) { return (int) FT_Init_FreeType(0); }
1713 EOF
1714 restore_flags
1715 fi
1716 fi
1717
1718 ##########################################
1719 # SDL check
1720
1721 sdl_too_old=no
1722 sdl=no
1723 SDL_CONFIG="${cross_prefix}sdl-config"
1724 if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then
1725 temp_cflags `"${SDL_CONFIG}" --cflags`
1726 temp_extralibs `"${SDL_CONFIG}" --libs`
1727 check_ld <<EOF
1728 #include <SDL.h>
1729 #undef main /* We don't want SDL to override our main() */
1730 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1731 EOF
1732 if test $? = 0; then
1733 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1734 if test "$_sdlversion" -lt 121 ; then
1735 sdl_too_old=yes
1736 else
1737 sdl=yes
1738 check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no
1739 #include <SDL.h>
1740 int main(void){
1741 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1742 int w = vi->current_w;
1743 return 0;
1744 }
1745 EOF
1746 fi
1747 fi
1748 restore_flags
1749 fi
1750
1751 enabled sdl || ffplay=no
1752
1753 ##########################################
1754 # texi2html check
1755
1756 texi2html=no
1757 if (texi2html -version) >/dev/null 2>&1; then
1758 texi2html=yes
1759 fi
1760
1761 ##########################################
1762 # IPv6 check
1763
1764 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1765 #include <sys/types.h>
1766 #include <sys/socket.h>
1767 #include <netinet/in.h>
1768 #include <netdb.h>
1769 int main( void ) {
1770 struct sockaddr_storage saddr;
1771 struct ipv6_mreq mreq6;
1772 getaddrinfo(0,0,0,0);
1773 getnameinfo(0,0,0,0,0,0,0);
1774 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1775 }
1776 EOF
1777
1778 # check for video4linux2 --- V4L2_PIX_FMT_YUV420
1779 enabled video4linux2 && check_cc <<EOF || video4linux2="no"
1780 #include <sys/time.h>
1781 #include <asm/types.h>
1782 #include <linux/videodev2.h>
1783 int dummy = V4L2_PIX_FMT_YUV420;
1784 struct v4l2_buffer dummy1;
1785 EOF
1786
1787 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1788 if enabled bktr; then
1789 check_header dev/bktr/ioctl_meteor.h
1790 check_header dev/bktr/ioctl_bt848.h
1791
1792 check_header machine/ioctl_meteor.h
1793 check_header machine/ioctl_bt848.h
1794
1795 check_header dev/video/meteor/ioctl_meteor.h
1796 check_header dev/video/bktr/ioctl_bt848.h
1797
1798 check_header dev/ic/bt8xx.h
1799 fi
1800
1801 # Deal with the x11 frame grabber
1802 enabled x11grab &&
1803 enabled gpl &&
1804 enabled x11_grab_device_demuxer &&
1805 check_header X11/Xlib.h &&
1806 check_header X11/extensions/XShm.h &&
1807 check_func XOpenDisplay -lX11 &&
1808 check_func XShmCreateImage -lX11 -lXext &&
1809 add_extralibs -lX11 -lXext ||
1810 disable x11_grab_device_demuxer
1811
1812 enabled debug && add_cflags -g
1813
1814 # add some useful compiler flags if supported
1815 check_cflags -Wdeclaration-after-statement
1816 check_cflags -Wall
1817 check_cflags -Wno-switch
1818 check_cflags -Wdisabled-optimization
1819 check_cflags -Wpointer-arith
1820 check_cflags -Wredundant-decls
1821 check_cflags -Wno-pointer-sign
1822 enabled extrawarnings && check_cflags -Winline
1823
1824 # add some linker flags
1825 check_ldflags $LDLATEFLAGS
1826
1827 # not all compilers support -Os
1828 test "$optimize" = "small" && check_cflags -Os
1829
1830 if enabled optimize; then
1831 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1832 add_cflags "-O5"
1833 add_ldflags "-O5"
1834 else
1835 add_cflags "-O3"
1836 fi
1837 fi
1838
1839 # PIC flags for shared library objects where they are needed
1840 if enabled lshared; then
1841 # LIBOBJFLAGS may have already been set in the OS configuration
1842 if test -z "$LIBOBJFLAGS" ; then
1843 case "$arch" in
1844 x86_64|ia64|alpha|sparc*) LIBOBJFLAGS="\$(PIC)" ;;
1845 esac
1846 fi
1847 fi
1848
1849 if enabled gprof; then
1850 add_cflags "-p"
1851 add_ldflags "-p"
1852 fi
1853
1854 VHOOKCFLAGS="-fPIC $CFLAGS"
1855 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1856
1857 # find if .align arg is power-of-two or not
1858 if test $asmalign_pot = "unknown"; then
1859 asmalign_pot="no"
1860 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1861 fi
1862
1863 echo "install prefix $PREFIX"
1864 echo "source path $source_path"
1865 echo "C compiler $cc"
1866 echo "make $make"
1867 echo ".align is power-of-two $asmalign_pot"
1868 echo "ARCH $arch ($cpu)"
1869 if test "$BUILDSUF" != ""; then
1870 echo "build suffix $BUILDSUF"
1871 fi
1872 echo "big-endian $bigendian"
1873 if test $arch = "x86_32" -o $arch = "x86_64"; then
1874 echo "MMX enabled $mmx"
1875 echo "CMOV enabled $cmov"
1876 echo "CMOV is fast $fast_cmov"
1877 fi
1878 if test $arch = "armv4l"; then
1879 echo "ARMv5TE enabled $armv5te"
1880 echo "ARMv6 enabled $armv6"
1881 echo "IWMMXT enabled $iwmmxt"
1882 fi
1883 if test $arch = "mips"; then
1884 echo "MMI enabled $mmi"
1885 fi
1886 if test $arch = "powerpc"; then
1887 echo "AltiVec enabled $altivec"
1888 echo "dcbzl available $dcbzl"
1889 fi
1890 echo "gprof enabled $gprof"
1891 echo "debug symbols $debug"
1892 echo "strip symbols $dostrip"
1893 echo "optimize $optimize"
1894 echo "static $lstatic"
1895 echo "shared $lshared"
1896 echo "postprocessing support $pp"
1897 echo "software scaler enabled $swscaler"
1898 echo "video hooking $vhook"
1899 if enabled vhook; then
1900 echo "Imlib2 support $imlib2"
1901 echo "FreeType support $freetype2"
1902 fi
1903 echo "network support $network"
1904 if enabled network; then
1905 echo "IPv6 support $ipv6"
1906 fi
1907 echo "threading support $thread_type"
1908 echo "SDL support $sdl"
1909 if enabled sdl_too_old; then
1910 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1911 fi
1912 echo "Sun medialib support $mlib"
1913 echo "AVISynth enabled $avisynth"
1914 echo "liba52 support $liba52"
1915 echo "liba52 dlopened $liba52bin"
1916 echo "libdts support $libdts"
1917 echo "libfaac enabled $libfaac"
1918 echo "libfaad enabled $libfaad"
1919 echo "faadbin enabled $libfaadbin"
1920 echo "libgsm enabled $libgsm"
1921 echo "libmp3lame enabled $libmp3lame"
1922 echo "libnut enabled $libnut"
1923 echo "libogg enabled $libogg"
1924 echo "libtheora enabled $libtheora"
1925 echo "libvorbis enabled $libvorbis"
1926 echo "x264 enabled $x264"
1927 echo "XviD enabled $xvid"
1928 echo "zlib enabled $zlib"
1929 echo "AMR-NB float support $amr_nb"
1930 echo "AMR-NB fixed support $amr_nb_fixed"
1931 echo "AMR-WB float support $amr_wb"
1932 echo "AMR-WB IF2 support $amr_if2"
1933 if disabled gpl; then
1934 echo "License: LGPL"
1935 else
1936 echo "License: GPL"
1937 fi
1938
1939 echo "Creating config.mak and config.h..."
1940
1941 echo "# Automatically generated by configure - do not modify!" > config.mak
1942 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1943 echo "#define FFMPEG_CONFIGURATION "'"'"$FFMPEG_CONFIGURATION"'"' >> $TMPH
1944
1945 echo "PREFIX=$PREFIX" >> config.mak
1946 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1947 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1948 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1949 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1950 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1951 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1952 echo "MAKE=$make" >> config.mak
1953 echo "CC=$cc" >> config.mak
1954 echo "AR=$ar" >> config.mak
1955 echo "RANLIB=$ranlib" >> config.mak
1956 if enabled dostrip; then
1957 echo "STRIP=$strip" >> config.mak
1958 else
1959 echo "STRIP=echo ignoring strip" >> config.mak
1960 fi
1961
1962 echo "OPTFLAGS=$CFLAGS" >> config.mak
1963 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1964 echo "LDFLAGS=$LDFLAGS" >> config.mak
1965 echo "LDCONFIG=$LDCONFIG" >> config.mak
1966 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1967 echo "SHFLAGS=$SHFLAGS" >> config.mak
1968 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1969 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1970 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1971 echo "BUILD_STATIC=$lstatic" >> config.mak
1972 echo "BUILDSUF=$BUILDSUF" >> config.mak
1973 echo "LIBPREF=$LIBPREF" >> config.mak
1974 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1975 if enabled lstatic; then
1976 echo "LIB=$LIB" >> config.mak
1977 else # Some Make complain if this variable does not exist.
1978 echo "LIB=" >> config.mak
1979 fi
1980 echo "SLIBPREF=$SLIBPREF" >> config.mak
1981 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1982 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1983 echo "TARGET_OS=$targetos" >> config.mak
1984
1985 ucarch=`toupper $arch`
1986 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1987 echo "#define ARCH_${ucarch} 1" >> $TMPH
1988
1989 # special cases
1990 case "$arch" in
1991 x86_32|x86_64)
1992 echo "TARGET_ARCH_X86=yes" >> config.mak
1993 echo "#define ARCH_X86 1" >> $TMPH
1994 ;;
1995 powerpc)
1996 if test "$POWERPCMODE" = "64bits"; then
1997 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1998 fi
1999 if enabled powerpc_perf; then
2000 echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH
2001 fi
2002 ;;
2003 sparc64)
2004 echo "TARGET_ARCH_SPARC=yes" >> config.mak
2005 echo "#define ARCH_SPARC 1" >> $TMPH
2006 ;;
2007 esac
2008
2009 if enabled bigendian; then
2010 echo "WORDS_BIGENDIAN=yes" >> config.mak
2011 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2012 fi
2013 if enabled mmx; then
2014 echo "#define __CPU__ 586" >> $TMPH
2015 fi
2016
2017 if enabled sdl; then
2018 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2019 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2020 fi
2021 if enabled texi2html; then
2022 echo "BUILD_DOC=yes" >> config.mak
2023 fi
2024
2025 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
2026 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
2027 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
2028 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
2029 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
2030
2031
2032
2033 if enabled lshared; then
2034 echo "BUILD_SHARED=yes" >> config.mak
2035 echo "PIC=-fPIC -DPIC" >> config.mak
2036 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2037 echo "SPPVERSION=$pp_version" >> config.mak
2038 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2039 echo "LAVCVERSION=$lavc_version" >> config.mak
2040 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2041 echo "LAVFVERSION=$lavf_version" >> config.mak
2042 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2043 echo "LAVUVERSION=$lavu_version" >> config.mak
2044 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2045 echo "SWSVERSION=$sws_version" >> config.mak
2046 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2047 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2048 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2049 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2050 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2051 fi
2052 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2053 echo "EXTRALIBS=$extralibs" >> config.mak
2054
2055 enabled_any $ENCODER_LIST && enable encoders
2056 enabled_any $DECODER_LIST && enable decoders
2057 enabled_any $MUXER_LIST && enable muxers
2058 enabled_any $DEMUXER_LIST && enable demuxers
2059
2060 enabled_any pthreads beosthreads os2threads w32threads && enable threads
2061
2062 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
2063 $DEMUXER_LIST $MUXER_LIST
2064
2065 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2066 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2067 print_config TARGET_ $TMPH config.mak $TARGET_LIST
2068
2069 if test "$targetos" = "Darwin"; then
2070 echo "#define CONFIG_DARWIN 1" >> $TMPH
2071 fi
2072
2073 echo "#define restrict $_restrict" >> $TMPH
2074
2075 if test "$optimize" = "small"; then
2076 echo "#define always_inline" >> $TMPH
2077 echo "#define CONFIG_SMALL 1" >> $TMPH
2078 fi
2079
2080 echo "SRC_PATH=\"$source_path\"" >> config.mak
2081 echo "SRC_PATH_BARE=$source_path" >> config.mak
2082 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2083
2084 if enabled amr_if2; then
2085 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
2086 fi
2087
2088 # Apparently it's not possible to portably echo a backslash.
2089 if enabled asmalign_pot; then
2090 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2091 else
2092 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2093 fi
2094
2095
2096 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
2097 ucname="`toupper $codec`"
2098 config_name="CONFIG_$ucname"
2099 enabled_name="ENABLE_$ucname"
2100 if enabled $codec; then
2101 echo "#define $config_name 1" >> $TMPH
2102 echo "#define $enabled_name 1" >> $TMPH
2103 echo "$config_name=yes" >> config.mak
2104 else
2105 echo "#define $enabled_name 0" >> $TMPH
2106 fi
2107 done
2108
2109 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2110 if ! cmp -s $TMPH config.h; then
2111 mv -f $TMPH config.h
2112 else
2113 echo "config.h is unchanged"
2114 fi
2115
2116 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2117
2118 # build tree in object directory if source path is different from current one
2119 if enabled source_path_used; then
2120 DIRS="\
2121 doc \
2122 libavformat \
2123 libavcodec \
2124 libavcodec/alpha \
2125 libavcodec/armv4l \
2126 libavcodec/bfin \
2127 libavcodec/i386 \
2128 libavcodec/sparc \
2129 libavcodec/mlib \
2130 libavcodec/ppc \
2131 libavcodec/liba52 \
2132 libavcodec/amr \
2133 libavcodec/amr_float \
2134 libavcodec/amrwb_float \
2135 libpostproc \
2136 libavutil \
2137 libswscale \
2138 tests \
2139 vhook \
2140 "
2141 FILES="\
2142 Makefile \
2143 common.mak \
2144 libavformat/Makefile \
2145 libavcodec/Makefile \
2146 libpostproc/Makefile \
2147 libavutil/Makefile \
2148 libswscale/Makefile \
2149 tests/Makefile \
2150 vhook/Makefile \
2151 doc/Makefile \
2152 doc/texi2pod.pl \
2153 "
2154 for dir in $DIRS ; do
2155 mkdir -p $dir
2156 done
2157 for f in $FILES ; do
2158 ln -sf "$source_path/$f" $f
2159 done
2160 fi
2161
2162
2163 # build pkg-config files
2164 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2165
2166 pkgconfig_generate(){
2167 name=$1
2168 comment=$2
2169 version=$3
2170 libs=$4
2171 requires=$5
2172 include=$6
2173 cat <<EOF >$name.pc
2174 prefix=$PREFIX
2175 exec_prefix=\${prefix}
2176 libdir=\${exec_prefix}/lib
2177 includedir=\${prefix}/include
2178
2179 Name: $name
2180 Description: $comment
2181 Version: $version
2182 Requires: $requires
2183 Conflicts:
2184 Libs: -L\${libdir} $libs
2185 Cflags: -I\${includedir} -I\${includedir}/$include
2186 EOF
2187 }
2188
2189 pkgconfig_generate_uninstalled(){
2190 name=$1
2191 shortname=${name#lib}
2192 comment=$2
2193 version=$3
2194 libs=$4
2195 requires=$5
2196 cat <<EOF >$name-uninstalled.pc
2197 prefix=
2198 exec_prefix=
2199 libdir=\${pcfiledir}/$name
2200 includedir=\${pcfiledir}/$name
2201
2202 Name: $name
2203 Description: $comment
2204 Version: $version
2205 Requires: $requires
2206 Conflicts:
2207 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2208 Cflags: -I\${includedir}
2209 EOF
2210 }
2211
2212 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2213 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2214
2215 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2216 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2217
2218 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2219 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2220
2221 if enabled pp; then
2222 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2223 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2224 fi
2225
2226 if enabled swscaler; then
2227 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2228 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2229 else
2230 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2231 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2232 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2233 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2234 fi