1ee03ba511f7c82657bdf794ccea6a2e1f3b7f95
[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 die "FAAD test failed."
1246 fi
1247 fi
1248
1249
1250 if disabled gpl ; then
1251 if enabled pp; then
1252 die "The Postprocessing code is under GPL and --enable-gpl is not specified."
1253 fi
1254
1255 if enabled_any liba52 liba52bin ; then
1256 die "liba52 is under GPL and --enable-gpl is not specified."
1257 fi
1258
1259 if enabled xvid; then
1260 die "libxvidcore is under GPL and --enable-gpl is not specified."
1261 fi
1262
1263 if enabled x264; then
1264 die "x264 is under GPL and --enable-gpl is not specified."
1265 fi
1266
1267 if enabled libdts; then
1268 die "libdts is under GPL and --enable-gpl is not specified."
1269 fi
1270
1271 if enabled libfaad2; then
1272 die "FAAD2 is under GPL and --enable-gpl is not specified."
1273 fi
1274
1275 if enabled x11grab; then
1276 die "The X11 grabber is under GPL and --enable-gpl is not specified."
1277 fi
1278
1279 if enabled swscaler; then
1280 die "The software scaler is under GPL and --enable-gpl is not specified."
1281 fi
1282 fi
1283
1284 # compute MMX state
1285 if test $mmx = "default"; then
1286 if test $arch = "x86_32" -o $arch = "x86_64"; then
1287 mmx="yes"
1288 else
1289 mmx="no"
1290 fi
1291 fi
1292
1293 test -z "$need_memalign" && need_memalign="$mmx"
1294
1295 #Darwin CC versions
1296 needmdynamicnopic="no"
1297 if test $targetos = Darwin; then
1298 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1299 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1300 else
1301 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1302 case "$gcc_version" in
1303 *2.95*)
1304 add_cflags "-no-cpp-precomp -pipe"
1305 ;;
1306 *[34].*)
1307 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1308 if disabled lshared; then
1309 needmdynamicnopic="yes"
1310 fi
1311 ;;
1312 *)
1313 add_cflags "-no-cpp-precomp -pipe"
1314 if disabled lshared; then
1315 needmdynamicnopic="yes"
1316 fi
1317 ;;
1318 esac
1319 fi
1320 fi
1321
1322 if ! disabled optimize ; then
1323 add_cflags "-fomit-frame-pointer"
1324 fi
1325
1326 # Can only do AltiVec on PowerPC
1327 if test $altivec = "default"; then
1328 if test $arch = "powerpc"; then
1329 altivec="yes"
1330 else
1331 altivec="no"
1332 fi
1333 fi
1334
1335 # Add processor-specific flags
1336 POWERPCMODE="32bits"
1337 if test $cpu != "generic"; then
1338 warn_altivec_enabled(){
1339 enabled altivec && echo "WARNING: Tuning for $1 but AltiVec enabled.";
1340 }
1341 warn_altivec_disabled(){
1342 disabled altivec && echo "WARNING: Tuning for $1 but AltiVec disabled.";
1343 }
1344 case $cpu in
1345 601|ppc601|PowerPC601)
1346 add_cflags "-mcpu=601"
1347 warn_altivec_enabled PPC601
1348 ;;
1349 603*|ppc603*|PowerPC603*)
1350 add_cflags "-mcpu=603"
1351 warn_altivec_enabled PPC603
1352 ;;
1353 604*|ppc604*|PowerPC604*)
1354 add_cflags "-mcpu=604"
1355 warn_altivec_enabled PPC604
1356 ;;
1357 G3|g3|75*|ppc75*|PowerPC75*)
1358 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1359 warn_altivec_enabled PPC75x
1360 ;;
1361 G4|g4|745*|ppc745*|PowerPC745*)
1362 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1363 warn_altivec_disabled PPC745x
1364 ;;
1365 74*|ppc74*|PowerPC74*)
1366 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1367 warn_altivec_disabled PPC74xx
1368 ;;
1369 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1370 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1371 warn_altivec_disabled PPC970
1372 POWERPCMODE="64bits"
1373 ;;
1374 # targets that do NOT support conditional mov (cmov)
1375 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1376 add_cflags "-march=$cpu"
1377 cmov="no"
1378 ;;
1379 # targets that do support conditional mov (cmov)
1380 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1381 add_cflags "-march=$cpu"
1382 cmov="yes"
1383 fast_cmov="yes"
1384 ;;
1385 # targets that do support conditional mov but on which it's slow
1386 pentium4|prescott|nocona)
1387 add_cflags "-march=$cpu"
1388 cmov="yes"
1389 fast_cmov="no"
1390 ;;
1391 sparc64)
1392 add_cflags "-mcpu=v9"
1393 ;;
1394 *)
1395 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1396 ;;
1397 esac
1398 fi
1399
1400 # make sure we can execute files in $TMPDIR
1401 cat >$TMPE 2>>$logfile <<EOF
1402 #! /bin/sh
1403 EOF
1404 chmod +x $TMPE >>$logfile 2>&1
1405 if ! $TMPE >>$logfile 2>&1; then
1406 cat <<EOF
1407 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1408 variable to another directory and make sure that $TMPDIR1 is not mounted
1409 noexec.
1410 EOF
1411 die "Sanity test failed."
1412 fi
1413 rm $TMPE
1414
1415 # compiler sanity check
1416 check_exec <<EOF
1417 int main(){
1418 return 0;
1419 }
1420 EOF
1421 if test "$?" != 0; then
1422 echo "$cc is unable to create an executable file."
1423 if test -z "$cross_prefix" -a "$cross_compile" = no; then
1424 echo "If $cc is a cross-compiler, use the --cross-compile option."
1425 echo "Only do this if you know what cross compiling means."
1426 fi
1427 die "C compiler test failed."
1428 fi
1429
1430 # check for assembler specific support
1431
1432 if test $arch = "powerpc"; then
1433 check_cc <<EOF && dcbzl=yes
1434 int main(void) {
1435 register long zero = 0;
1436 char data[1024];
1437 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1438 return 0;
1439 }
1440 EOF
1441 fi
1442
1443 # check for SIMD availability
1444
1445 # AltiVec flags: The FSF version of GCC differs from the Apple version
1446 if test $arch = "powerpc"; then
1447 if enabled altivec; then
1448 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1449 add_cflags "-faltivec"
1450 else
1451 add_cflags "-maltivec -mabi=altivec"
1452 fi
1453 fi
1454 fi
1455
1456 check_header altivec.h
1457
1458 # check if our compiler supports Motorola AltiVec C API
1459 if enabled altivec; then
1460 if enabled altivec_h; then
1461 inc_altivec_h="#include <altivec.h>"
1462 else
1463 inc_altivec_h=
1464 fi
1465 check_cc <<EOF || altivec=no
1466 $inc_altivec_h
1467 int main(void) {
1468 vector signed int v1, v2, v3;
1469 v1 = vec_add(v2,v3);
1470 return 0;
1471 }
1472 EOF
1473 fi
1474
1475 # check armv5te instructions support
1476 if test $armv5te = "default" -a $arch = "armv4l"; then
1477 armv5te=no
1478 check_cc <<EOF && armv5te=yes
1479 int main(void) {
1480 __asm__ __volatile__ ("qadd r0, r0, r0");
1481 }
1482 EOF
1483 fi
1484
1485 if test $armv6 = "default" -a $arch = "armv4l"; then
1486 check_cc <<EOF && armv6=yes || armv6=no
1487 int main(void) {
1488 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1489 }
1490 EOF
1491 fi
1492
1493 # check iwmmxt support
1494 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1495 iwmmxt=no
1496 check_cc <<EOF && iwmmxt=yes
1497 int main(void) {
1498 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1499 }
1500 EOF
1501 fi
1502
1503 # mmi only available on mips
1504 if test $mmi = "default"; then
1505 if test $arch = "mips"; then
1506 mmi="yes"
1507 else
1508 mmi="no"
1509 fi
1510 fi
1511
1512 # check if our compiler supports mmi
1513 enabled mmi && check_cc <<EOF || mmi="no"
1514 int main(void) {
1515 __asm__ ("lq \$2, 0(\$2)");
1516 return 0;
1517 }
1518 EOF
1519
1520 # ---
1521 # big/little-endian test
1522 if disabled cross_compile; then
1523 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1524 #include <inttypes.h>
1525 int main(int argc, char ** argv){
1526 volatile uint32_t i=0x01234567;
1527 return (*((uint8_t*)(&i))) == 0x67;
1528 }
1529 EOF
1530 else
1531 # programs cannot be launched if cross compiling, so make a static guess
1532 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1533 bigendian="yes"
1534 fi
1535 fi
1536
1537 # ---
1538 # check availability of some header files
1539
1540 check_header malloc.h
1541 check_func memalign
1542
1543 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1544 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1545 fi
1546
1547 check_header byteswap.h
1548
1549 check_func inet_aton
1550 check_func localtime_r
1551 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1552
1553 # check for some common methods of building with pthread support
1554 # do this before the optional library checks as some of them require pthreads
1555 if enabled pthreads; then
1556 if check_func pthread_create; then
1557 :
1558 elif check_func pthread_create -pthread; then
1559 add_cflags -pthread
1560 add_ldflags -pthread
1561 elif check_func pthread_create -pthreads; then
1562 add_cflags -pthreads
1563 add_ldflags -pthreads
1564 elif ! check_lib pthread.h pthread_create -lpthread; then
1565 die "ERROR: can't find pthreads library"
1566 fi
1567 fi
1568
1569 for thread in pthreads beosthreads os2threads w32threads; do
1570 if enabled $thread; then
1571 if ! disabled thread_type ; then
1572 die "ERROR: Only one thread type must be selected."
1573 else
1574 thread_type="$thread"
1575 fi
1576 fi
1577 done
1578
1579 # these are off by default, so fail if requested and not available
1580 enabled libdts && require libdts dts.h dts_init -ldts -lm
1581 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1582 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1583 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1584 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1585 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1586 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1587 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1588 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1589 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1590 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1591
1592 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1593 # the generic test functions
1594 if enabled libfaac; then
1595 save_flags
1596 temp_extralibs -lfaac
1597 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1598 #include <stdint.h>
1599 #include <faac.h>
1600 int main(){
1601 char *id, *cpr;
1602 faacEncGetVersion(&id, &cpr);
1603 return 0;
1604 }
1605 EOF
1606 restore_flags
1607 fi
1608
1609 # Ugh, recent faad2 versions have renamed all functions and #define the
1610 # old names in faad.h. Generic tests won't work.
1611 if enabled libfaad; then
1612 save_flags
1613 temp_extralibs -lfaad
1614 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1615 #include <faad.h>
1616 int main(){
1617 faacDecOpen();
1618 return 0;
1619 }
1620 EOF
1621 restore_flags
1622 fi
1623
1624 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1625 if enabled avisynth; then
1626 save_flags
1627 temp_extralibs -lvfw32
1628 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1629 #include <windows.h>
1630 #include <vfw.h>
1631 int main(){
1632 AVIFileInit();
1633 return 0;
1634 }
1635 EOF
1636 restore_flags
1637 fi
1638
1639
1640 # test for lrintf in math.h
1641 check_exec <<EOF && lrintf=yes || lrintf=no
1642 #define _ISOC9X_SOURCE 1
1643 #include <math.h>
1644 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1645 EOF
1646
1647 _restrict=
1648 for restrict_keyword in restrict __restrict__ __restrict; do
1649 check_cc <<EOF && _restrict=$restrict_keyword && break
1650 void foo(char * $restrict_keyword p);
1651 EOF
1652 done
1653
1654 # dlopen/dlfcn.h probing
1655
1656 check_header dlfcn.h
1657
1658 if check_func dlopen; then
1659 ldl=
1660 elif check_func dlopen -ldl; then
1661 ldl=-ldl
1662 fi
1663
1664 if test "$vhook" = "default"; then
1665 vhook="$dlopen"
1666 fi
1667
1668 if enabled_any vhook liba52bin libfaadbin; then
1669 add_extralibs $ldl
1670 fi
1671
1672 if test "$targetos" = "CYGWIN" -a "$lstatic" = "yes" ; then
1673 vhook="no"
1674 echo
1675 echo "At the moment vhooks don't work on Cygwin static builds."
1676 echo "Patches welcome."
1677 echo
1678 fi
1679
1680 if enabled vhook; then
1681 check_ldflags -rdynamic
1682 check_ldflags -export-dynamic
1683 fi
1684
1685 if enabled audio_beos; then
1686 add_extralibs "-lmedia -lbe"
1687 fi
1688
1689 ##########################################
1690 # imlib check
1691
1692 temp_extralibs -lImlib2
1693 check_ld <<EOF && imlib2=yes || imlib2=no
1694 #include <X11/Xlib.h>
1695 #include <Imlib2.h>
1696 int main( void ) { return (int) imlib_load_font("foo"); }
1697 EOF
1698 restore_flags
1699
1700 ##########################################
1701 # FreeType check
1702
1703 freetype2=no
1704 if test "x$targetos" != "xBeOS"; then
1705 if (freetype-config --version) >/dev/null 2>&1 ; then
1706 temp_cflags `freetype-config --cflags`
1707 temp_extralibs `freetype-config --libs`
1708 check_ld <<EOF && freetype2=yes
1709 #include <ft2build.h>
1710 int main( void ) { return (int) FT_Init_FreeType(0); }
1711 EOF
1712 restore_flags
1713 fi
1714 fi
1715
1716 ##########################################
1717 # SDL check
1718
1719 sdl_too_old=no
1720 sdl=no
1721 SDL_CONFIG="${cross_prefix}sdl-config"
1722 if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then
1723 temp_cflags `"${SDL_CONFIG}" --cflags`
1724 temp_extralibs `"${SDL_CONFIG}" --libs`
1725 check_ld <<EOF
1726 #include <SDL.h>
1727 #undef main /* We don't want SDL to override our main() */
1728 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1729 EOF
1730 if test $? = 0; then
1731 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1732 if test "$_sdlversion" -lt 121 ; then
1733 sdl_too_old=yes
1734 else
1735 sdl=yes
1736 check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no
1737 #include <SDL.h>
1738 int main(void){
1739 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1740 int w = vi->current_w;
1741 return 0;
1742 }
1743 EOF
1744 fi
1745 fi
1746 restore_flags
1747 fi
1748
1749 enabled sdl || ffplay=no
1750
1751 ##########################################
1752 # texi2html check
1753
1754 texi2html=no
1755 if (texi2html -version) >/dev/null 2>&1; then
1756 texi2html=yes
1757 fi
1758
1759 ##########################################
1760 # IPv6 check
1761
1762 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1763 #include <sys/types.h>
1764 #include <sys/socket.h>
1765 #include <netinet/in.h>
1766 #include <netdb.h>
1767 int main( void ) {
1768 struct sockaddr_storage saddr;
1769 struct ipv6_mreq mreq6;
1770 getaddrinfo(0,0,0,0);
1771 getnameinfo(0,0,0,0,0,0,0);
1772 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1773 }
1774 EOF
1775
1776 # check for video4linux2 --- V4L2_PIX_FMT_YUV420
1777 enabled video4linux2 && check_cc <<EOF || video4linux2="no"
1778 #include <sys/time.h>
1779 #include <asm/types.h>
1780 #include <linux/videodev2.h>
1781 int dummy = V4L2_PIX_FMT_YUV420;
1782 struct v4l2_buffer dummy1;
1783 EOF
1784
1785 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1786 if enabled bktr; then
1787 check_header dev/bktr/ioctl_meteor.h
1788 check_header dev/bktr/ioctl_bt848.h
1789
1790 check_header machine/ioctl_meteor.h
1791 check_header machine/ioctl_bt848.h
1792
1793 check_header dev/video/meteor/ioctl_meteor.h
1794 check_header dev/video/bktr/ioctl_bt848.h
1795
1796 check_header dev/ic/bt8xx.h
1797 fi
1798
1799 # Deal with the x11 frame grabber
1800 enabled x11grab &&
1801 enabled gpl &&
1802 enabled x11_grab_device_demuxer &&
1803 check_header X11/Xlib.h &&
1804 check_header X11/extensions/XShm.h &&
1805 check_func XOpenDisplay -lX11 &&
1806 check_func XShmCreateImage -lX11 -lXext &&
1807 add_extralibs -lX11 -lXext ||
1808 disable x11_grab_device_demuxer
1809
1810 enabled debug && add_cflags -g
1811
1812 # add some useful compiler flags if supported
1813 check_cflags -Wdeclaration-after-statement
1814 check_cflags -Wall
1815 check_cflags -Wno-switch
1816 check_cflags -Wdisabled-optimization
1817 check_cflags -Wpointer-arith
1818 check_cflags -Wredundant-decls
1819 check_cflags -Wno-pointer-sign
1820 enabled extrawarnings && check_cflags -Winline
1821
1822 # add some linker flags
1823 check_ldflags $LDLATEFLAGS
1824
1825 # not all compilers support -Os
1826 test "$optimize" = "small" && check_cflags -Os
1827
1828 if enabled optimize; then
1829 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1830 add_cflags "-O5"
1831 add_ldflags "-O5"
1832 else
1833 add_cflags "-O3"
1834 fi
1835 fi
1836
1837 # PIC flags for shared library objects where they are needed
1838 if enabled lshared; then
1839 # LIBOBJFLAGS may have already been set in the OS configuration
1840 if test -z "$LIBOBJFLAGS" ; then
1841 case "$arch" in
1842 x86_64|ia64|alpha|sparc*) LIBOBJFLAGS="\$(PIC)" ;;
1843 esac
1844 fi
1845 fi
1846
1847 if enabled gprof; then
1848 add_cflags "-p"
1849 add_ldflags "-p"
1850 fi
1851
1852 VHOOKCFLAGS="-fPIC $CFLAGS"
1853 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1854
1855 # find if .align arg is power-of-two or not
1856 if test $asmalign_pot = "unknown"; then
1857 asmalign_pot="no"
1858 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1859 fi
1860
1861 echo "install prefix $PREFIX"
1862 echo "source path $source_path"
1863 echo "C compiler $cc"
1864 echo "make $make"
1865 echo ".align is power-of-two $asmalign_pot"
1866 echo "ARCH $arch ($cpu)"
1867 if test "$BUILDSUF" != ""; then
1868 echo "build suffix $BUILDSUF"
1869 fi
1870 echo "big-endian $bigendian"
1871 if test $arch = "x86_32" -o $arch = "x86_64"; then
1872 echo "MMX enabled $mmx"
1873 echo "CMOV enabled $cmov"
1874 echo "CMOV is fast $fast_cmov"
1875 fi
1876 if test $arch = "armv4l"; then
1877 echo "ARMv5TE enabled $armv5te"
1878 echo "ARMv6 enabled $armv6"
1879 echo "IWMMXT enabled $iwmmxt"
1880 fi
1881 if test $arch = "mips"; then
1882 echo "MMI enabled $mmi"
1883 fi
1884 if test $arch = "powerpc"; then
1885 echo "AltiVec enabled $altivec"
1886 echo "dcbzl available $dcbzl"
1887 fi
1888 echo "gprof enabled $gprof"
1889 echo "debug symbols $debug"
1890 echo "strip symbols $dostrip"
1891 echo "optimize $optimize"
1892 echo "static $lstatic"
1893 echo "shared $lshared"
1894 echo "postprocessing support $pp"
1895 echo "software scaler enabled $swscaler"
1896 echo "video hooking $vhook"
1897 if enabled vhook; then
1898 echo "Imlib2 support $imlib2"
1899 echo "FreeType support $freetype2"
1900 fi
1901 echo "network support $network"
1902 if enabled network; then
1903 echo "IPv6 support $ipv6"
1904 fi
1905 echo "threading support $thread_type"
1906 echo "SDL support $sdl"
1907 if enabled sdl_too_old; then
1908 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1909 fi
1910 echo "Sun medialib support $mlib"
1911 echo "AVISynth enabled $avisynth"
1912 echo "liba52 support $liba52"
1913 echo "liba52 dlopened $liba52bin"
1914 echo "libdts support $libdts"
1915 echo "libfaac enabled $libfaac"
1916 echo "libfaad enabled $libfaad"
1917 echo "faadbin enabled $libfaadbin"
1918 echo "libgsm enabled $libgsm"
1919 echo "libmp3lame enabled $libmp3lame"
1920 echo "libnut enabled $libnut"
1921 echo "libogg enabled $libogg"
1922 echo "libtheora enabled $libtheora"
1923 echo "libvorbis enabled $libvorbis"
1924 echo "x264 enabled $x264"
1925 echo "XviD enabled $xvid"
1926 echo "zlib enabled $zlib"
1927 echo "AMR-NB float support $amr_nb"
1928 echo "AMR-NB fixed support $amr_nb_fixed"
1929 echo "AMR-WB float support $amr_wb"
1930 echo "AMR-WB IF2 support $amr_if2"
1931 if disabled gpl; then
1932 echo "License: LGPL"
1933 else
1934 echo "License: GPL"
1935 fi
1936
1937 echo "Creating config.mak and config.h..."
1938
1939 echo "# Automatically generated by configure - do not modify!" > config.mak
1940 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1941 echo "#define FFMPEG_CONFIGURATION "'"'"$FFMPEG_CONFIGURATION"'"' >> $TMPH
1942
1943 echo "PREFIX=$PREFIX" >> config.mak
1944 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1945 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1946 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1947 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1948 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1949 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1950 echo "MAKE=$make" >> config.mak
1951 echo "CC=$cc" >> config.mak
1952 echo "AR=$ar" >> config.mak
1953 echo "RANLIB=$ranlib" >> config.mak
1954 if enabled dostrip; then
1955 echo "STRIP=$strip" >> config.mak
1956 else
1957 echo "STRIP=echo ignoring strip" >> config.mak
1958 fi
1959
1960 echo "OPTFLAGS=$CFLAGS" >> config.mak
1961 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1962 echo "LDFLAGS=$LDFLAGS" >> config.mak
1963 echo "LDCONFIG=$LDCONFIG" >> config.mak
1964 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1965 echo "SHFLAGS=$SHFLAGS" >> config.mak
1966 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1967 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1968 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1969 echo "BUILD_STATIC=$lstatic" >> config.mak
1970 echo "BUILDSUF=$BUILDSUF" >> config.mak
1971 echo "LIBPREF=$LIBPREF" >> config.mak
1972 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1973 if enabled lstatic; then
1974 echo "LIB=$LIB" >> config.mak
1975 else # Some Make complain if this variable does not exist.
1976 echo "LIB=" >> config.mak
1977 fi
1978 echo "SLIBPREF=$SLIBPREF" >> config.mak
1979 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1980 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1981 echo "TARGET_OS=$targetos" >> config.mak
1982
1983 ucarch=`toupper $arch`
1984 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1985 echo "#define ARCH_${ucarch} 1" >> $TMPH
1986
1987 # special cases
1988 case "$arch" in
1989 x86_32|x86_64)
1990 echo "TARGET_ARCH_X86=yes" >> config.mak
1991 echo "#define ARCH_X86 1" >> $TMPH
1992 ;;
1993 powerpc)
1994 if test "$POWERPCMODE" = "64bits"; then
1995 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1996 fi
1997 if enabled powerpc_perf; then
1998 echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH
1999 fi
2000 ;;
2001 sparc64)
2002 echo "TARGET_ARCH_SPARC=yes" >> config.mak
2003 echo "#define ARCH_SPARC 1" >> $TMPH
2004 ;;
2005 esac
2006
2007 if enabled bigendian; then
2008 echo "WORDS_BIGENDIAN=yes" >> config.mak
2009 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2010 fi
2011 if enabled mmx; then
2012 echo "#define __CPU__ 586" >> $TMPH
2013 fi
2014
2015 if enabled sdl; then
2016 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2017 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2018 fi
2019 if enabled texi2html; then
2020 echo "BUILD_DOC=yes" >> config.mak
2021 fi
2022
2023 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
2024 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
2025 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
2026 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
2027 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
2028
2029
2030
2031 if enabled lshared; then
2032 echo "BUILD_SHARED=yes" >> config.mak
2033 echo "PIC=-fPIC -DPIC" >> config.mak
2034 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2035 echo "SPPVERSION=$pp_version" >> config.mak
2036 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2037 echo "LAVCVERSION=$lavc_version" >> config.mak
2038 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2039 echo "LAVFVERSION=$lavf_version" >> config.mak
2040 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2041 echo "LAVUVERSION=$lavu_version" >> config.mak
2042 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2043 echo "SWSVERSION=$sws_version" >> config.mak
2044 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2045 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2046 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2047 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2048 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2049 fi
2050 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2051 echo "EXTRALIBS=$extralibs" >> config.mak
2052
2053 enabled_any $ENCODER_LIST && enable encoders
2054 enabled_any $DECODER_LIST && enable decoders
2055 enabled_any $MUXER_LIST && enable muxers
2056 enabled_any $DEMUXER_LIST && enable demuxers
2057
2058 enabled_any pthreads beosthreads os2threads w32threads && enable threads
2059
2060 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
2061 $DEMUXER_LIST $MUXER_LIST
2062
2063 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2064 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2065 print_config TARGET_ $TMPH config.mak $TARGET_LIST
2066
2067 if test "$targetos" = "Darwin"; then
2068 echo "#define CONFIG_DARWIN 1" >> $TMPH
2069 fi
2070
2071 echo "#define restrict $_restrict" >> $TMPH
2072
2073 if test "$optimize" = "small"; then
2074 echo "#define always_inline" >> $TMPH
2075 echo "#define CONFIG_SMALL 1" >> $TMPH
2076 fi
2077
2078 echo "SRC_PATH=\"$source_path\"" >> config.mak
2079 echo "SRC_PATH_BARE=$source_path" >> config.mak
2080 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2081
2082 if enabled amr_if2; then
2083 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
2084 fi
2085
2086 # Apparently it's not possible to portably echo a backslash.
2087 if enabled asmalign_pot; then
2088 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2089 else
2090 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2091 fi
2092
2093
2094 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
2095 ucname="`toupper $codec`"
2096 config_name="CONFIG_$ucname"
2097 enabled_name="ENABLE_$ucname"
2098 if enabled $codec; then
2099 echo "#define $config_name 1" >> $TMPH
2100 echo "#define $enabled_name 1" >> $TMPH
2101 echo "$config_name=yes" >> config.mak
2102 else
2103 echo "#define $enabled_name 0" >> $TMPH
2104 fi
2105 done
2106
2107 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2108 if ! cmp -s $TMPH config.h; then
2109 mv -f $TMPH config.h
2110 else
2111 echo "config.h is unchanged"
2112 fi
2113
2114 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2115
2116 # build tree in object directory if source path is different from current one
2117 if enabled source_path_used; then
2118 DIRS="\
2119 doc \
2120 libavformat \
2121 libavcodec \
2122 libavcodec/alpha \
2123 libavcodec/armv4l \
2124 libavcodec/bfin \
2125 libavcodec/i386 \
2126 libavcodec/sparc \
2127 libavcodec/mlib \
2128 libavcodec/ppc \
2129 libavcodec/liba52 \
2130 libavcodec/amr \
2131 libavcodec/amr_float \
2132 libavcodec/amrwb_float \
2133 libpostproc \
2134 libavutil \
2135 libswscale \
2136 tests \
2137 vhook \
2138 "
2139 FILES="\
2140 Makefile \
2141 common.mak \
2142 libavformat/Makefile \
2143 libavcodec/Makefile \
2144 libpostproc/Makefile \
2145 libavutil/Makefile \
2146 libswscale/Makefile \
2147 tests/Makefile \
2148 vhook/Makefile \
2149 doc/Makefile \
2150 doc/texi2pod.pl \
2151 "
2152 for dir in $DIRS ; do
2153 mkdir -p $dir
2154 done
2155 for f in $FILES ; do
2156 ln -sf "$source_path/$f" $f
2157 done
2158 fi
2159
2160
2161 # build pkg-config files
2162 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2163
2164 pkgconfig_generate(){
2165 name=$1
2166 comment=$2
2167 version=$3
2168 libs=$4
2169 requires=$5
2170 include=$6
2171 cat <<EOF >$name.pc
2172 prefix=$PREFIX
2173 exec_prefix=\${prefix}
2174 libdir=\${exec_prefix}/lib
2175 includedir=\${prefix}/include
2176
2177 Name: $name
2178 Description: $comment
2179 Version: $version
2180 Requires: $requires
2181 Conflicts:
2182 Libs: -L\${libdir} $libs
2183 Cflags: -I\${includedir} -I\${includedir}/$include
2184 EOF
2185 }
2186
2187 pkgconfig_generate_uninstalled(){
2188 name=$1
2189 shortname=${name#lib}
2190 comment=$2
2191 version=$3
2192 libs=$4
2193 requires=$5
2194 cat <<EOF >$name-uninstalled.pc
2195 prefix=
2196 exec_prefix=
2197 libdir=\${pcfiledir}/$name
2198 includedir=\${pcfiledir}/$name
2199
2200 Name: $name
2201 Description: $comment
2202 Version: $version
2203 Requires: $requires
2204 Conflicts:
2205 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2206 Cflags: -I\${includedir}
2207 EOF
2208 }
2209
2210 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2211 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2212
2213 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2214 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2215
2216 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2217 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2218
2219 if enabled pp; then
2220 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2221 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2222 fi
2223
2224 if enabled swscaler; then
2225 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2226 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2227 else
2228 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2229 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2230 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2231 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2232 fi