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