93edde72bd7566354a5ad9c9264d9498bd4036a8
[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 libnut_demuxer_deps="libnut"
566 libnut_muxer_deps="libnut"
567 ogg_muxer_deps="libogg"
568 redir_demuxer_deps="network"
569 rtp_muxer_deps="network"
570 rtsp_demuxer_deps="network"
571 sdp_demuxer_deps="network"
572 v4l2_demuxer_deps="video4linux2"
573 video_grab_device_demuxer_deps_any="video4linux bktr"
574 x11_grab_device_demuxer_deps="x11grab"
575
576 # set temporary file name
577 if test ! -z "$TMPDIR" ; then
578 TMPDIR1="${TMPDIR}"
579 elif test ! -z "$TEMPDIR" ; then
580 TMPDIR1="${TEMPDIR}"
581 else
582 TMPDIR1="/tmp"
583 fi
584
585 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
586 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
587 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
588 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
589 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
590
591 # default parameters
592
593 logging="yes"
594 logfile="config.err"
595
596 # installation paths
597 PREFIX="/usr/local"
598 libdir='${PREFIX}/lib'
599 shlibdir="$libdir"
600 incdir='${PREFIX}/include/ffmpeg'
601 mandir='${PREFIX}/man'
602 bindir='${PREFIX}/bin'
603
604 # toolchain
605 cross_prefix=""
606 cross_compile="no"
607 cc="gcc"
608 ar="ar"
609 ranlib="ranlib"
610 make="make"
611 strip="strip"
612 asmalign_pot="unknown"
613
614 # machine
615 arch=`uname -m`
616 cpu="generic"
617 powerpc_perf="no"
618 mmx="default"
619 cmov="no"
620 fast_cmov="no"
621 armv5te="default"
622 armv6="default"
623 iwmmxt="default"
624 altivec="default"
625 dcbzl="no"
626 mmi="default"
627 bigendian="no"
628
629 case "$arch" in
630 i386|i486|i586|i686|i86pc|BePC)
631 arch="x86_32"
632 ;;
633 x86_64|amd64)
634 arch="x86_32"
635 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
636 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
637 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
638 arch="x86_64"
639 fi
640 fi
641 ;;
642 # armv4l is a subset of armv[567]*l
643 arm|armv[4567]*l)
644 arch="armv4l"
645 ;;
646 alpha)
647 arch="alpha"
648 ;;
649 "Power Macintosh"|ppc|ppc64|powerpc)
650 arch="powerpc"
651 ;;
652 mips|mipsel|IP*)
653 arch="mips"
654 ;;
655 sun4u|sparc64)
656 arch="sparc64"
657 ;;
658 sparc)
659 arch="sparc"
660 ;;
661 sh4)
662 arch="sh4"
663 ;;
664 parisc|parisc64)
665 arch="parisc"
666 ;;
667 s390|s390x)
668 arch="s390"
669 ;;
670 m68k)
671 arch="m68k"
672 ;;
673 ia64)
674 arch="ia64"
675 ;;
676 bfin)
677 arch="bfin"
678 ;;
679 *)
680 arch="unknown"
681 ;;
682 esac
683
684 # OS
685 beos_netserver="no"
686 mingw32="no"
687 os2="no"
688 wince="no"
689
690 # non-library system interfaces
691 audio_beos="no"
692 audio_oss="yes"
693 bktr="no"
694 dv1394="yes"
695 video4linux2="yes"
696 video4linux="yes"
697
698 # libraries
699 amr_if2="no"
700 amr_nb="no"
701 amr_nb_fixed="no"
702 amr_wb="no"
703 avisynth="no"
704 dc1394="no"
705 dlfcn_h="no"
706 dlopen="no"
707 liba52="no"
708 liba52bin="no"
709 libdts="no"
710 libfaac="no"
711 libfaad2="no"
712 libfaad="no"
713 libfaadbin="no"
714 libgsm="no"
715 libmp3lame="no"
716 libnut="no"
717 libogg="no"
718 libtheora="no"
719 libvorbis="no"
720 mlib="no"
721 x11grab="no"
722 x264="no"
723 xvid="no"
724 zlib="yes"
725
726 # configurable options
727 debug="yes"
728 dostrip="yes"
729 extrawarnings="no"
730 ffmpeg="yes"
731 ffplay="yes"
732 ffserver="yes"
733 gpl="no"
734 gprof="no"
735 ipv6="yes"
736 lshared="no"
737 lstatic="yes"
738 memalign_hack="no"
739 mpegaudio_hp="yes"
740 network="yes"
741 optimize="yes"
742 pp="no"
743 protocols="yes"
744 swscaler="no"
745 vhook="default"
746
747 # threading
748 beosthreads="no"
749 os2threads="no"
750 pthreads="no"
751 w32threads="no"
752 thread_type="no"
753
754 # build settings
755 extralibs="-lm"
756 SHFLAGS='-shared -Wl,-soname,$@'
757 VHOOKSHFLAGS='$(SHFLAGS)'
758 LIBOBJFLAGS=""
759 FFLDFLAGS=-Wl,--warn-common
760 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
761 FFSERVERLDFLAGS=-Wl,-E
762 LDCONFIG="ldconfig"
763 LIBPREF="lib"
764 LIBSUF=".a"
765 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
766 SLIBPREF="lib"
767 SLIBSUF=".so"
768 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
769 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
770 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
771 EXESUF=""
772 BUILDSUF=""
773 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
774
775 # OS specific
776 targetos=`uname -s`
777 case $targetos in
778 BeOS|Haiku|Zeta)
779 PREFIX="$HOME/config"
780 # helps building libavcodec
781 add_cflags "-DPIC -fomit-frame-pointer"
782 # 3 gcc releases known for BeOS, each with ugly bugs
783 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
784 case "$gcc_version" in
785 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
786 mmx="no"
787 ;;
788 *20010315*) echo "BeBits gcc"
789 add_cflags "-fno-expensive-optimizations"
790 ;;
791 esac
792 LDCONFIG="echo ignoring ldconfig"
793 SHFLAGS=-nostart
794 # disable Linux things
795 audio_oss="no"
796 video4linux="no"
797 video4linux2="no"
798 dv1394="no"
799 # enable BeOS things
800 audio_beos="yes"
801 # no need for libm, but the inet stuff
802 # Check for BONE
803 # XXX: actually should check for NOT net_server
804 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
805 extralibs="-lbind -lsocket"
806 else
807 beos_netserver="yes"
808 extralibs="-lnet"
809 fi ;;
810 SunOS)
811 video4linux="no"
812 video4linux2="no"
813 audio_oss="no"
814 dv1394="no"
815 make="gmake"
816 FFLDFLAGS=""
817 FFSERVERLDFLAGS=""
818 SHFLAGS="-shared -Wl,-h,\$@"
819 add_extralibs "-lsocket -lnsl"
820 ;;
821 NetBSD)
822 video4linux="no"
823 video4linux2="no"
824 bktr="yes"
825 audio_oss="yes"
826 dv1394="no"
827 make="gmake"
828 add_extralibs "-lossaudio"
829 ;;
830 OpenBSD)
831 video4linux="no"
832 video4linux2="no"
833 bktr="yes"
834 audio_oss="yes"
835 dv1394="no"
836 need_memalign="no"
837 make="gmake"
838 LIBOBJFLAGS="\$(PIC)"
839 LDCONFIG="ldconfig -m \$(shlibdir)"
840 SHFLAGS='-shared'
841 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
842 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
843 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
844 add_extralibs "-lossaudio"
845 ;;
846 FreeBSD)
847 video4linux="no"
848 video4linux2="no"
849 bktr="yes"
850 audio_oss="yes"
851 dv1394="no"
852 make="gmake"
853 need_memalign="no"
854 add_cflags "-pthread"
855 ;;
856 GNU/kFreeBSD)
857 video4linux="no"
858 video4linux2="no"
859 bktr="yes"
860 audio_oss="yes"
861 dv1394="no"
862 add_cflags "-pthread"
863 ;;
864 BSD/OS)
865 video4linux="no"
866 video4linux2="no"
867 bktr="yes"
868 audio_oss="yes"
869 dv1394="no"
870 extralibs="-lpoll -lgnugetopt -lm"
871 make="gmake"
872 strip="strip -d"
873 ;;
874 Darwin)
875 cc="cc"
876 video4linux="no"
877 video4linux2="no"
878 audio_oss="no"
879 dv1394="no"
880 need_memalign="no"
881 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
882 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
883 extralibs=""
884 strip="strip -x"
885 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
886 SLIBSUF=".dylib"
887 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
888 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
889 FFSERVERLDFLAGS=-Wl,-bind_at_load
890 ;;
891 MINGW32*)
892 # Note: the rest of the mingw32 config is done afterwards as mingw32
893 # can be forced on the command line for Linux cross compilation.
894 mingw32="yes"
895 ;;
896 CYGWIN*)
897 targetos=CYGWIN
898 shlibdir="$bindir"
899 video4linux="no"
900 video4linux2="no"
901 audio_oss="yes"
902 dv1394="no"
903 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
904 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
905 extralibs=""
906 EXESUF=".exe"
907 SLIBPREF="cyg"
908 SLIBSUF=".dll"
909 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
910 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
911 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
912 ;;
913 Linux)
914 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
915 ;;
916 IRIX*)
917 targetos=IRIX
918 ranlib="echo ignoring ranlib"
919 video4linux="no"
920 video4linux2="no"
921 audio_oss="no"
922 make="gmake"
923 ;;
924 OS/2)
925 TMPE=$TMPE".exe"
926 ar="emxomfar -p128"
927 ranlib="echo ignoring ranlib"
928 strip="echo ignoring strip"
929 add_cflags "-Zomf"
930 FFLDFLAGS="-Zomf -Zstack 16384 -s"
931 SHFLAGS="-Zdll -Zomf"
932 FFSERVERLDFLAGS=""
933 LIBPREF=""
934 LIBSUF=".lib"
935 SLIBPREF=""
936 SLIBSUF=".dll"
937 EXESUF=".exe"
938 extralibs=""
939 pkg_requires=""
940 video4linux="no"
941 video4linux2="no"
942 audio_oss="no"
943 dv1394="no"
944 ffserver="no"
945 vhook="no"
946 os2="yes"
947 ;;
948 *)
949 targetos="${targetos}-UNKNOWN"
950 ;;
951 esac
952
953 # find source path
954 source_path="`dirname \"$0\"`"
955 source_path_used="yes"
956 if test -z "$source_path" -o "$source_path" = "." ; then
957 source_path="`pwd`"
958 source_path_used="no"
959 else
960 source_path="`cd \"$source_path\"; pwd`"
961 echo "$source_path" | grep -q '[[:blank:]]' &&
962 die "Out of tree builds are impossible with whitespace in source path."
963 fi
964
965 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
966 show_help
967 fi
968
969 FFMPEG_CONFIGURATION="$@"
970
971 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
972 DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
973 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
974 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
975 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
976
977 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
978
979 for opt do
980 optval="${opt#*=}"
981 case "$opt" in
982 --log)
983 ;;
984 --log=*) logging="$optval"
985 ;;
986 --prefix=*) PREFIX="$optval"
987 ;;
988 --libdir=*) libdir="$optval"
989 ;;
990 --shlibdir=*) shlibdir="$optval"
991 ;;
992 --incdir=*) incdir="$optval"
993 ;;
994 --mandir=*) mandir="$optval"
995 ;;
996 --source-path=*) source_path="$optval"
997 ;;
998 --cross-prefix=*) cross_prefix="$optval"
999 ;;
1000 --cross-compile) cross_compile=yes
1001 ;;
1002 --cc=*) cc="$optval"
1003 ;;
1004 --make=*) make="$optval"
1005 ;;
1006 --extra-cflags=*) add_cflags "$optval"
1007 ;;
1008 --extra-ldflags=*) add_ldflags "$optval"
1009 ;;
1010 --extra-libs=*) add_extralibs "$optval"
1011 ;;
1012 --build-suffix=*) BUILDSUF="$optval"
1013 ;;
1014 --arch=*) arch="$optval"
1015 ;;
1016 --cpu=*) cpu="$optval"
1017 ;;
1018 --powerpc-perf-enable) powerpc_perf="yes"
1019 ;;
1020 --disable-mmx) mmx="no"
1021 ;;
1022 --disable-armv5te) armv5te="no"
1023 ;;
1024 --disable-armv6) armv6="no"
1025 ;;
1026 --disable-iwmmxt) iwmmxt="no"
1027 ;;
1028 --disable-altivec) altivec="no"
1029 ;;
1030 --enable-gprof) gprof="yes"
1031 ;;
1032 --disable-v4l) video4linux="no"
1033 ;;
1034 --disable-v4l2) video4linux2="no"
1035 ;;
1036 --disable-bktr) bktr="no"
1037 ;;
1038 --disable-audio-oss) audio_oss="no"
1039 ;;
1040 --disable-audio-beos) audio_beos="no"
1041 ;;
1042 --disable-dv1394) dv1394="no"
1043 ;;
1044 --disable-network) network="no"; ffserver="no"
1045 ;;
1046 --disable-ipv6) ipv6="no";
1047 ;;
1048 --disable-zlib) zlib="no"
1049 ;;
1050 --enable-a52) liba52="yes"
1051 ;;
1052 --enable-a52bin) liba52bin="yes"
1053 ;;
1054 --enable-dts) libdts="yes"
1055 ;;
1056 --enable-pp) pp="yes"
1057 ;;
1058 --enable-libgsm) libgsm="yes"
1059 ;;
1060 --enable-mp3lame) libmp3lame="yes"
1061 ;;
1062 --enable-libnut) libnut="yes"
1063 ;;
1064 --enable-libogg) libogg="yes"
1065 pkg_requires="$pkg_requires ogg >= 1.1"
1066 ;;
1067 --enable-libtheora) libtheora="yes"
1068 pkg_requires="$pkg_requires theora"
1069 ;;
1070 --enable-vorbis) libvorbis="yes"
1071 pkg_requires="$pkg_requires vorbis vorbisenc"
1072 ;;
1073 --enable-faad) libfaad="yes"
1074 ;;
1075 --enable-faadbin) libfaadbin="yes"
1076 ;;
1077 --enable-faac) libfaac="yes"
1078 ;;
1079 --enable-xvid) xvid="yes"
1080 ;;
1081 --enable-x264) x264="yes"
1082 ;;
1083 --enable-avisynth) avisynth="yes";
1084 ;;
1085 --enable-x11grab) x11grab="yes";
1086 ;;
1087 --enable-dc1394) dc1394="yes"
1088 pkg_requires="$pkg_requires libraw1394"
1089 ;;
1090 --disable-vhook) vhook="no"
1091 ;;
1092 --enable-mingw32) mingw32="yes"
1093 ;;
1094 --enable-mingwce) wince="yes"
1095 ;;
1096 --enable-static) lstatic="yes"
1097 ;;
1098 --disable-static) lstatic="no"
1099 ;;
1100 --enable-shared) lshared="yes"
1101 ;;
1102 --disable-shared) lshared="no"
1103 ;;
1104 --disable-debug) debug="no"
1105 ;;
1106 --disable-opts) optimize="no"
1107 ;;
1108 --enable-extra-warnings) extrawarnings="yes"
1109 ;;
1110 --disable-mpegaudio-hp) mpegaudio_hp="no"
1111 ;;
1112 --disable-protocols) protocols="no"; network="no"; ffserver="no"
1113 ;;
1114 --disable-ffmpeg) ffmpeg="no"
1115 ;;
1116 --disable-ffserver) ffserver="no"
1117 ;;
1118 --disable-ffplay) ffplay="no"
1119 ;;
1120 --enable-small) optimize="small"
1121 ;;
1122 --enable-amr_nb) amr="yes"; amr_nb="yes"; amr_nb_fixed="no"
1123 ;;
1124 --enable-amr_nb-fixed) amr="yes"; amr_nb_fixed="yes"; amr_nb="no"
1125 ;;
1126 --enable-amr_wb) amr="yes"; amr_wb="yes"
1127 ;;
1128 --enable-amr_if2) amr="yes"; amr_if2="yes"
1129 ;;
1130 --enable-sunmlib) mlib="yes"
1131 ;;
1132 --enable-pthreads) pthreads="yes"
1133 ;;
1134 --enable-w32threads) w32threads="yes"
1135 ;;
1136 --enable-beosthreads) beosthreads="yes"
1137 ;;
1138 --enable-os2threads) os2threads="yes"
1139 ;;
1140 --enable-swscaler) swscaler="yes"
1141 ;;
1142 --enable-gpl) gpl="yes"
1143 ;;
1144 --enable-memalign-hack) memalign_hack="yes"
1145 ;;
1146 --disable-strip) dostrip="no"
1147 ;;
1148 --enable-encoder=*) enable ${optval}_encoder
1149 ;;
1150 --enable-decoder=*) enable ${optval}_decoder
1151 ;;
1152 --disable-encoder=*) disable ${optval}_encoder
1153 ;;
1154 --disable-decoder=*) disable ${optval}_decoder
1155 ;;
1156 --disable-encoders) disable $ENCODER_LIST
1157 ;;
1158 --disable-decoders) disable $DECODER_LIST
1159 ;;
1160 --enable-muxer=*) enable ${optval}_muxer
1161 ;;
1162 --disable-muxer=*) disable ${optval}_muxer
1163 ;;
1164 --disable-muxers) disable $MUXER_LIST; ffserver="no"
1165 ;;
1166 --enable-demuxer=*) enable ${optval}_demuxer
1167 ;;
1168 --disable-demuxer=*) disable ${optval}_demuxer
1169 ;;
1170 --disable-demuxers) disable $DEMUXER_LIST
1171 ;;
1172 --enable-parser=*) enable ${optval}_parser
1173 ;;
1174 --disable-parser=*) disable ${optval}_parser
1175 ;;
1176 --disable-parsers) disable $PARSER_LIST
1177 ;;
1178 --help) show_help
1179 ;;
1180 *)
1181 echo "Unknown option \"$opt\"."
1182 echo "See $0 --help for available options."
1183 exit 1
1184 ;;
1185 esac
1186 done
1187
1188 if ! disabled logging ; then
1189 enabled logging || logfile="$logging"
1190 echo "# $0 $@" >$logfile
1191 set >>$logfile
1192 else
1193 logfile=/dev/null
1194 fi
1195
1196 if enabled_any mingw32 wince; then
1197 if enabled_all lshared lstatic; then
1198 cat <<EOF
1199 You can only build one library type at once on MinGW.
1200 Specify --disable-static --enable-shared to only build
1201 the shared libraries. To build only the static libraries
1202 you do not need to pass additional options.
1203 EOF
1204 exit 1
1205 fi
1206 video4linux="no"
1207 video4linux2="no"
1208 audio_oss="no"
1209 dv1394="no"
1210 dc1394="no"
1211 ffserver="no"
1212 network="no"
1213 if enabled wince; then
1214 protocols="no"
1215 fi
1216 SLIBPREF=""
1217 SLIBSUF=".dll"
1218 EXESUF=".exe"
1219 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1220 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1221 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1222 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1223 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1224 fi
1225
1226 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1227 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1228
1229 test -n "$cross_prefix" && cross_compile=yes
1230 cc="${cross_prefix}${cc}"
1231 ar="${cross_prefix}${ar}"
1232 ranlib="${cross_prefix}${ranlib}"
1233 strip="${cross_prefix}${strip}"
1234
1235 # we need to build at least one lib type
1236 if disabled_all lstatic lshared; then
1237 cat <<EOF
1238 At least one library type must be built.
1239 Specify --enable-static to build the static libraries or --enable-shared to
1240 build the shared libraries as well. To only build the shared libraries specify
1241 --disable-static in addition to --enable-shared.
1242 EOF
1243 exit 1;
1244 fi
1245
1246 if disabled libogg; then
1247 enabled libtheora && die "libogg must be enabled to enable libtheora."
1248 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1249 fi
1250
1251 if enabled_any libfaad libfaadbin ; then
1252 if check_header faad.h; then
1253 check_cc << EOF
1254 #include <faad.h>
1255 #ifndef FAAD2_VERSION
1256 ok faad1
1257 #endif
1258 int main( void ) { return 0; }
1259 EOF
1260 test $? = 0 && enable libfaad2
1261 else
1262 die "FAAD test failed."
1263 fi
1264 fi
1265
1266
1267 if disabled gpl ; then
1268 die_gpl_disabled(){
1269 name=$1
1270 shift
1271 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1272 }
1273 die_gpl_disabled "The Postprocessing code" pp
1274 die_gpl_disabled "liba52" liba52 liba52bin
1275 die_gpl_disabled "libxvidcore" xvid
1276 die_gpl_disabled "x264" x264
1277 die_gpl_disabled "libdts" libdts
1278 die_gpl_disabled "FAAD2" libfaad2
1279 die_gpl_disabled "The X11 grabber" x11grab
1280 die_gpl_disabled "The software scaler" swscaler
1281 fi
1282
1283 # compute MMX state
1284 if test $mmx = "default"; then
1285 if test $arch = "x86_32" -o $arch = "x86_64"; then
1286 mmx="yes"
1287 else
1288 mmx="no"
1289 fi
1290 fi
1291
1292 test -z "$need_memalign" && need_memalign="$mmx"
1293
1294 #Darwin CC versions
1295 needmdynamicnopic="no"
1296 if test $targetos = Darwin; then
1297 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1298 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1299 else
1300 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1301 case "$gcc_version" in
1302 *2.95*)
1303 add_cflags "-no-cpp-precomp -pipe"
1304 ;;
1305 *[34].*)
1306 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1307 if disabled lshared; then
1308 needmdynamicnopic="yes"
1309 fi
1310 ;;
1311 *)
1312 add_cflags "-no-cpp-precomp -pipe"
1313 if disabled lshared; then
1314 needmdynamicnopic="yes"
1315 fi
1316 ;;
1317 esac
1318 fi
1319 fi
1320
1321 if ! disabled optimize ; then
1322 add_cflags "-fomit-frame-pointer"
1323 fi
1324
1325 # Can only do AltiVec on PowerPC
1326 if test $altivec = "default"; then
1327 if test $arch = "powerpc"; then
1328 altivec="yes"
1329 else
1330 altivec="no"
1331 fi
1332 fi
1333
1334 # Add processor-specific flags
1335 POWERPCMODE="32bits"
1336 if test $cpu != "generic"; then
1337 warn_altivec_enabled(){
1338 enabled altivec && echo "WARNING: Tuning for $1 but AltiVec enabled.";
1339 }
1340 warn_altivec_disabled(){
1341 disabled altivec && echo "WARNING: Tuning for $1 but AltiVec disabled.";
1342 }
1343 case $cpu in
1344 601|ppc601|PowerPC601)
1345 add_cflags "-mcpu=601"
1346 warn_altivec_enabled PPC601
1347 ;;
1348 603*|ppc603*|PowerPC603*)
1349 add_cflags "-mcpu=603"
1350 warn_altivec_enabled PPC603
1351 ;;
1352 604*|ppc604*|PowerPC604*)
1353 add_cflags "-mcpu=604"
1354 warn_altivec_enabled PPC604
1355 ;;
1356 G3|g3|75*|ppc75*|PowerPC75*)
1357 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1358 warn_altivec_enabled PPC75x
1359 ;;
1360 G4|g4|745*|ppc745*|PowerPC745*)
1361 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1362 warn_altivec_disabled PPC745x
1363 ;;
1364 74*|ppc74*|PowerPC74*)
1365 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1366 warn_altivec_disabled PPC74xx
1367 ;;
1368 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1369 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1370 warn_altivec_disabled PPC970
1371 POWERPCMODE="64bits"
1372 ;;
1373 # targets that do NOT support conditional mov (cmov)
1374 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1375 add_cflags "-march=$cpu"
1376 cmov="no"
1377 ;;
1378 # targets that do support conditional mov (cmov)
1379 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1380 add_cflags "-march=$cpu"
1381 cmov="yes"
1382 fast_cmov="yes"
1383 ;;
1384 # targets that do support conditional mov but on which it's slow
1385 pentium4|prescott|nocona)
1386 add_cflags "-march=$cpu"
1387 cmov="yes"
1388 fast_cmov="no"
1389 ;;
1390 sparc64)
1391 add_cflags "-mcpu=v9"
1392 ;;
1393 *)
1394 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1395 ;;
1396 esac
1397 fi
1398
1399 # make sure we can execute files in $TMPDIR
1400 cat >$TMPE 2>>$logfile <<EOF
1401 #! /bin/sh
1402 EOF
1403 chmod +x $TMPE >>$logfile 2>&1
1404 if ! $TMPE >>$logfile 2>&1; then
1405 cat <<EOF
1406 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1407 variable to another directory and make sure that $TMPDIR1 is not mounted
1408 noexec.
1409 EOF
1410 die "Sanity test failed."
1411 fi
1412 rm $TMPE
1413
1414 # compiler sanity check
1415 check_exec <<EOF
1416 int main(){
1417 return 0;
1418 }
1419 EOF
1420 if test "$?" != 0; then
1421 echo "$cc is unable to create an executable file."
1422 if test -z "$cross_prefix" && disabled cross_compile ; then
1423 echo "If $cc is a cross-compiler, use the --cross-compile option."
1424 echo "Only do this if you know what cross compiling means."
1425 fi
1426 die "C compiler test failed."
1427 fi
1428
1429 # check for assembler specific support
1430
1431 if test $arch = "powerpc"; then
1432 check_cc <<EOF && dcbzl=yes
1433 int main(void) {
1434 register long zero = 0;
1435 char data[1024];
1436 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1437 return 0;
1438 }
1439 EOF
1440 fi
1441
1442 # check for SIMD availability
1443
1444 # AltiVec flags: The FSF version of GCC differs from the Apple version
1445 if test $arch = "powerpc"; then
1446 if enabled altivec; then
1447 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1448 add_cflags "-faltivec"
1449 else
1450 add_cflags "-maltivec -mabi=altivec"
1451 fi
1452 fi
1453 fi
1454
1455 check_header altivec.h
1456
1457 # check if our compiler supports Motorola AltiVec C API
1458 if enabled altivec; then
1459 if enabled altivec_h; then
1460 inc_altivec_h="#include <altivec.h>"
1461 else
1462 inc_altivec_h=
1463 fi
1464 check_cc <<EOF || altivec=no
1465 $inc_altivec_h
1466 int main(void) {
1467 vector signed int v1, v2, v3;
1468 v1 = vec_add(v2,v3);
1469 return 0;
1470 }
1471 EOF
1472 fi
1473
1474 # check armv5te instructions support
1475 if test $armv5te = "default" -a $arch = "armv4l"; then
1476 armv5te=no
1477 check_cc <<EOF && armv5te=yes
1478 int main(void) {
1479 __asm__ __volatile__ ("qadd r0, r0, r0");
1480 }
1481 EOF
1482 fi
1483
1484 if test $armv6 = "default" -a $arch = "armv4l"; then
1485 check_cc <<EOF && armv6=yes || armv6=no
1486 int main(void) {
1487 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1488 }
1489 EOF
1490 fi
1491
1492 # check iwmmxt support
1493 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1494 iwmmxt=no
1495 check_cc <<EOF && iwmmxt=yes
1496 int main(void) {
1497 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1498 }
1499 EOF
1500 fi
1501
1502 # mmi only available on mips
1503 if test $mmi = "default"; then
1504 if test $arch = "mips"; then
1505 mmi="yes"
1506 else
1507 mmi="no"
1508 fi
1509 fi
1510
1511 # check if our compiler supports mmi
1512 enabled mmi && check_cc <<EOF || mmi="no"
1513 int main(void) {
1514 __asm__ ("lq \$2, 0(\$2)");
1515 return 0;
1516 }
1517 EOF
1518
1519 # ---
1520 # big/little-endian test
1521 if disabled cross_compile; then
1522 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1523 #include <inttypes.h>
1524 int main(int argc, char ** argv){
1525 volatile uint32_t i=0x01234567;
1526 return (*((uint8_t*)(&i))) == 0x67;
1527 }
1528 EOF
1529 else
1530 # programs cannot be launched if cross compiling, so make a static guess
1531 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1532 bigendian="yes"
1533 fi
1534 fi
1535
1536 # ---
1537 # check availability of some header files
1538
1539 check_header malloc.h
1540 check_func memalign
1541
1542 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1543 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1544 fi
1545
1546 check_header byteswap.h
1547
1548 check_func inet_aton
1549 check_func localtime_r
1550 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1551
1552 # check for some common methods of building with pthread support
1553 # do this before the optional library checks as some of them require pthreads
1554 if enabled pthreads; then
1555 if check_func pthread_create; then
1556 :
1557 elif check_func pthread_create -pthread; then
1558 add_cflags -pthread
1559 add_ldflags -pthread
1560 elif check_func pthread_create -pthreads; then
1561 add_cflags -pthreads
1562 add_ldflags -pthreads
1563 elif ! check_lib pthread.h pthread_create -lpthread; then
1564 die "ERROR: can't find pthreads library"
1565 fi
1566 fi
1567
1568 for thread in pthreads beosthreads os2threads w32threads; do
1569 if enabled $thread; then
1570 if ! disabled thread_type ; then
1571 die "ERROR: Only one thread type must be selected."
1572 else
1573 thread_type="$thread"
1574 fi
1575 fi
1576 done
1577
1578 # these are off by default, so fail if requested and not available
1579 enabled libdts && require libdts dts.h dts_init -ldts -lm
1580 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1581 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1582 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1583 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1584 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1585 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1586 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1587 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1588 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1589 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1590
1591 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1592 # the generic test functions
1593 if enabled libfaac; then
1594 save_flags
1595 temp_extralibs -lfaac
1596 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1597 #include <stdint.h>
1598 #include <faac.h>
1599 int main(){
1600 char *id, *cpr;
1601 faacEncGetVersion(&id, &cpr);
1602 return 0;
1603 }
1604 EOF
1605 restore_flags
1606 fi
1607
1608 # Ugh, recent faad2 versions have renamed all functions and #define the
1609 # old names in faad.h. Generic tests won't work.
1610 if enabled libfaad; then
1611 save_flags
1612 temp_extralibs -lfaad
1613 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1614 #include <faad.h>
1615 int main(){
1616 faacDecOpen();
1617 return 0;
1618 }
1619 EOF
1620 restore_flags
1621 fi
1622
1623 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1624 if enabled avisynth; then
1625 save_flags
1626 temp_extralibs -lvfw32
1627 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1628 #include <windows.h>
1629 #include <vfw.h>
1630 int main(){
1631 AVIFileInit();
1632 return 0;
1633 }
1634 EOF
1635 restore_flags
1636 fi
1637
1638
1639 # test for lrintf in math.h
1640 check_exec <<EOF && lrintf=yes || lrintf=no
1641 #define _ISOC9X_SOURCE 1
1642 #include <math.h>
1643 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1644 EOF
1645
1646 _restrict=
1647 for restrict_keyword in restrict __restrict__ __restrict; do
1648 check_cc <<EOF && _restrict=$restrict_keyword && break
1649 void foo(char * $restrict_keyword p);
1650 EOF
1651 done
1652
1653 # dlopen/dlfcn.h probing
1654
1655 check_header dlfcn.h
1656
1657 if check_func dlopen; then
1658 ldl=
1659 elif check_func dlopen -ldl; then
1660 ldl=-ldl
1661 fi
1662
1663 if test "$vhook" = "default"; then
1664 vhook="$dlopen"
1665 fi
1666
1667 if enabled_any vhook liba52bin libfaadbin; then
1668 add_extralibs $ldl
1669 fi
1670
1671 if test "$targetos" = "CYGWIN" && enabled lstatic ; then
1672 vhook="no"
1673 echo
1674 echo "At the moment vhooks don't work on Cygwin static builds."
1675 echo "Patches welcome."
1676 echo
1677 fi
1678
1679 if enabled vhook; then
1680 check_ldflags -rdynamic
1681 check_ldflags -export-dynamic
1682 fi
1683
1684 if enabled audio_beos; then
1685 add_extralibs "-lmedia -lbe"
1686 fi
1687
1688 ##########################################
1689 # imlib check
1690
1691 imlib2=no
1692 if (imlib2-config --version) >/dev/null 2>&1 ; then
1693 temp_cflags `imlib2-config --cflags`
1694 temp_extralibs `imlib2-config --libs`
1695 check_ld <<EOF && imlib2=yes
1696 #include <Imlib2.h>
1697 int main( void ) { return (int) imlib_load_font("foo"); }
1698 EOF
1699 restore_flags
1700 fi
1701
1702 ##########################################
1703 # FreeType check
1704
1705 freetype2=no
1706 if test "x$targetos" != "xBeOS"; then
1707 if (freetype-config --version) >/dev/null 2>&1 ; then
1708 temp_cflags `freetype-config --cflags`
1709 temp_extralibs `freetype-config --libs`
1710 check_ld <<EOF && freetype2=yes
1711 #include <ft2build.h>
1712 int main( void ) { return (int) FT_Init_FreeType(0); }
1713 EOF
1714 restore_flags
1715 fi
1716 fi
1717
1718 ##########################################
1719 # SDL check
1720
1721 sdl_too_old=no
1722 sdl=no
1723 SDL_CONFIG="${cross_prefix}sdl-config"
1724 if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then
1725 temp_cflags `"${SDL_CONFIG}" --cflags`
1726 temp_extralibs `"${SDL_CONFIG}" --libs`
1727 check_ld <<EOF
1728 #include <SDL.h>
1729 #undef main /* We don't want SDL to override our main() */
1730 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1731 EOF
1732 if test $? = 0; then
1733 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1734 if test "$_sdlversion" -lt 121 ; then
1735 sdl_too_old=yes
1736 else
1737 sdl=yes
1738 check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no
1739 #include <SDL.h>
1740 int main(void){
1741 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1742 int w = vi->current_w;
1743 return 0;
1744 }
1745 EOF
1746 fi
1747 fi
1748 restore_flags
1749 fi
1750
1751 enabled sdl || ffplay=no
1752
1753 ##########################################
1754 # texi2html check
1755
1756 texi2html=no
1757 if (texi2html -version) >/dev/null 2>&1; then
1758 texi2html=yes
1759 fi
1760
1761 ##########################################
1762 # IPv6 check
1763
1764 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1765 #include <sys/types.h>
1766 #include <sys/socket.h>
1767 #include <netinet/in.h>
1768 #include <netdb.h>
1769 int main( void ) {
1770 struct sockaddr_storage saddr;
1771 struct ipv6_mreq mreq6;
1772 getaddrinfo(0,0,0,0);
1773 getnameinfo(0,0,0,0,0,0,0);
1774 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1775 }
1776 EOF
1777
1778 enabled video4linux && check_header linux/videodev.h || disable video4linux
1779 enabled video4linux2 && check_header linux/videodev2.h || disable video4linux2
1780
1781 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1782 if enabled bktr; then
1783 check_header dev/bktr/ioctl_meteor.h
1784 check_header dev/bktr/ioctl_bt848.h
1785
1786 check_header machine/ioctl_meteor.h
1787 check_header machine/ioctl_bt848.h
1788
1789 check_header dev/video/meteor/ioctl_meteor.h
1790 check_header dev/video/bktr/ioctl_bt848.h
1791
1792 check_header dev/ic/bt8xx.h
1793 fi
1794
1795 # Deal with the x11 frame grabber
1796 enabled x11grab &&
1797 enabled gpl &&
1798 enabled x11_grab_device_demuxer &&
1799 check_header X11/Xlib.h &&
1800 check_header X11/extensions/XShm.h &&
1801 check_func XOpenDisplay -lX11 &&
1802 check_func XShmCreateImage -lX11 -lXext &&
1803 add_extralibs -lX11 -lXext ||
1804 disable x11_grab_device_demuxer
1805
1806 enabled debug && add_cflags -g
1807
1808 # add some useful compiler flags if supported
1809 check_cflags -Wdeclaration-after-statement
1810 check_cflags -Wall
1811 check_cflags -Wno-switch
1812 check_cflags -Wdisabled-optimization
1813 check_cflags -Wpointer-arith
1814 check_cflags -Wredundant-decls
1815 check_cflags -Wno-pointer-sign
1816 enabled extrawarnings && check_cflags -Winline
1817
1818 # add some linker flags
1819 check_ldflags $LDLATEFLAGS
1820
1821 # not all compilers support -Os
1822 test "$optimize" = "small" && check_cflags -Os
1823
1824 if enabled optimize; then
1825 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1826 add_cflags "-O5"
1827 add_ldflags "-O5"
1828 else
1829 add_cflags "-O3"
1830 fi
1831 fi
1832
1833 # PIC flags for shared library objects where they are needed
1834 if enabled lshared; then
1835 # LIBOBJFLAGS may have already been set in the OS configuration
1836 if test -z "$LIBOBJFLAGS" ; then
1837 case "$arch" in
1838 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1839 esac
1840 fi
1841 fi
1842
1843 if enabled gprof; then
1844 add_cflags "-p"
1845 add_ldflags "-p"
1846 fi
1847
1848 VHOOKCFLAGS="-fPIC $CFLAGS"
1849 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1850
1851 # find if .align arg is power-of-two or not
1852 if test $asmalign_pot = "unknown"; then
1853 asmalign_pot="no"
1854 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1855 fi
1856
1857 echo "install prefix $PREFIX"
1858 echo "source path $source_path"
1859 echo "C compiler $cc"
1860 echo "make $make"
1861 echo ".align is power-of-two $asmalign_pot"
1862 echo "ARCH $arch ($cpu)"
1863 if test "$BUILDSUF" != ""; then
1864 echo "build suffix $BUILDSUF"
1865 fi
1866 echo "big-endian $bigendian"
1867 if test $arch = "x86_32" -o $arch = "x86_64"; then
1868 echo "MMX enabled $mmx"
1869 echo "CMOV enabled $cmov"
1870 echo "CMOV is fast $fast_cmov"
1871 fi
1872 if test $arch = "armv4l"; then
1873 echo "ARMv5TE enabled $armv5te"
1874 echo "ARMv6 enabled $armv6"
1875 echo "IWMMXT enabled $iwmmxt"
1876 fi
1877 if test $arch = "mips"; then
1878 echo "MMI enabled $mmi"
1879 fi
1880 if test $arch = "powerpc"; then
1881 echo "AltiVec enabled $altivec"
1882 echo "dcbzl available $dcbzl"
1883 fi
1884 echo "gprof enabled $gprof"
1885 echo "debug symbols $debug"
1886 echo "strip symbols $dostrip"
1887 echo "optimize $optimize"
1888 echo "static $lstatic"
1889 echo "shared $lshared"
1890 echo "postprocessing support $pp"
1891 echo "software scaler enabled $swscaler"
1892 echo "video hooking $vhook"
1893 if enabled vhook; then
1894 echo "Imlib2 support $imlib2"
1895 echo "FreeType support $freetype2"
1896 fi
1897 echo "network support $network"
1898 if enabled network; then
1899 echo "IPv6 support $ipv6"
1900 fi
1901 echo "threading support $thread_type"
1902 echo "SDL support $sdl"
1903 if enabled sdl_too_old; then
1904 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1905 fi
1906 echo "Sun medialib support $mlib"
1907 echo "AVISynth enabled $avisynth"
1908 echo "liba52 support $liba52"
1909 echo "liba52 dlopened $liba52bin"
1910 echo "libdts support $libdts"
1911 echo "libfaac enabled $libfaac"
1912 echo "libfaad enabled $libfaad"
1913 echo "faadbin enabled $libfaadbin"
1914 echo "libgsm enabled $libgsm"
1915 echo "libmp3lame enabled $libmp3lame"
1916 echo "libnut enabled $libnut"
1917 echo "libogg enabled $libogg"
1918 echo "libtheora enabled $libtheora"
1919 echo "libvorbis enabled $libvorbis"
1920 echo "x264 enabled $x264"
1921 echo "XviD enabled $xvid"
1922 echo "zlib enabled $zlib"
1923 echo "AMR-NB float support $amr_nb"
1924 echo "AMR-NB fixed support $amr_nb_fixed"
1925 echo "AMR-WB float support $amr_wb"
1926 echo "AMR-WB IF2 support $amr_if2"
1927 if disabled gpl; then
1928 echo "License: LGPL"
1929 else
1930 echo "License: GPL"
1931 fi
1932
1933 echo "Creating config.mak and config.h..."
1934
1935 echo "# Automatically generated by configure - do not modify!" > config.mak
1936 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1937 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1938
1939 echo "PREFIX=$PREFIX" >> config.mak
1940 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1941 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1942 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1943 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1944 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1945 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1946 echo "MAKE=$make" >> config.mak
1947 echo "CC=$cc" >> config.mak
1948 echo "AR=$ar" >> config.mak
1949 echo "RANLIB=$ranlib" >> config.mak
1950 if enabled dostrip; then
1951 echo "STRIP=$strip" >> config.mak
1952 else
1953 echo "STRIP=echo ignoring strip" >> config.mak
1954 fi
1955
1956 echo "OPTFLAGS=$CFLAGS" >> config.mak
1957 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1958 echo "LDFLAGS=$LDFLAGS" >> config.mak
1959 echo "LDCONFIG=$LDCONFIG" >> config.mak
1960 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1961 echo "SHFLAGS=$SHFLAGS" >> config.mak
1962 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1963 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1964 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1965 echo "BUILD_STATIC=$lstatic" >> config.mak
1966 echo "BUILDSUF=$BUILDSUF" >> config.mak
1967 echo "LIBPREF=$LIBPREF" >> config.mak
1968 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1969 if enabled lstatic; then
1970 echo "LIB=$LIB" >> config.mak
1971 else # Some Make complain if this variable does not exist.
1972 echo "LIB=" >> config.mak
1973 fi
1974 echo "SLIBPREF=$SLIBPREF" >> config.mak
1975 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1976 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1977 echo "TARGET_OS=$targetos" >> config.mak
1978
1979 ucarch=`toupper $arch`
1980 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1981 echo "#define ARCH_${ucarch} 1" >> $TMPH
1982
1983 # special cases
1984 case "$arch" in
1985 x86_32|x86_64)
1986 echo "TARGET_ARCH_X86=yes" >> config.mak
1987 echo "#define ARCH_X86 1" >> $TMPH
1988 ;;
1989 powerpc)
1990 if test "$POWERPCMODE" = "64bits"; then
1991 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1992 fi
1993 if enabled powerpc_perf; then
1994 echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH
1995 fi
1996 ;;
1997 sparc64)
1998 echo "TARGET_ARCH_SPARC=yes" >> config.mak
1999 echo "#define ARCH_SPARC 1" >> $TMPH
2000 ;;
2001 esac
2002
2003 if enabled bigendian; then
2004 echo "WORDS_BIGENDIAN=yes" >> config.mak
2005 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2006 fi
2007 if enabled mmx; then
2008 echo "#define __CPU__ 586" >> $TMPH
2009 fi
2010
2011 if enabled sdl; then
2012 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2013 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2014 fi
2015 if enabled texi2html; then
2016 echo "BUILD_DOC=yes" >> config.mak
2017 fi
2018
2019 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
2020 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
2021 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
2022 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
2023 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
2024
2025
2026
2027 if enabled lshared; then
2028 echo "BUILD_SHARED=yes" >> config.mak
2029 echo "PIC=-fPIC -DPIC" >> config.mak
2030 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2031 echo "SPPVERSION=$pp_version" >> config.mak
2032 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2033 echo "LAVCVERSION=$lavc_version" >> config.mak
2034 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2035 echo "LAVFVERSION=$lavf_version" >> config.mak
2036 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2037 echo "LAVUVERSION=$lavu_version" >> config.mak
2038 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2039 echo "SWSVERSION=$sws_version" >> config.mak
2040 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2041 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2042 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2043 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2044 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2045 fi
2046 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2047 echo "EXTRALIBS=$extralibs" >> config.mak
2048
2049 enabled_any $ENCODER_LIST && enable encoders
2050 enabled_any $DECODER_LIST && enable decoders
2051 enabled_any $MUXER_LIST && enable muxers
2052 enabled_any $DEMUXER_LIST && enable demuxers
2053
2054 enabled_any pthreads beosthreads os2threads w32threads && enable threads
2055
2056 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
2057 $DEMUXER_LIST $MUXER_LIST
2058
2059 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2060 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2061 print_config TARGET_ $TMPH config.mak $TARGET_LIST
2062
2063 if test "$targetos" = "Darwin"; then
2064 echo "#define CONFIG_DARWIN 1" >> $TMPH
2065 fi
2066
2067 echo "#define restrict $_restrict" >> $TMPH
2068
2069 if test "$optimize" = "small"; then
2070 echo "#define always_inline" >> $TMPH
2071 echo "#define CONFIG_SMALL 1" >> $TMPH
2072 fi
2073
2074 echo "SRC_PATH=\"$source_path\"" >> config.mak
2075 echo "SRC_PATH_BARE=$source_path" >> config.mak
2076 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2077
2078 if enabled amr_if2; then
2079 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
2080 fi
2081
2082 # Apparently it's not possible to portably echo a backslash.
2083 if enabled asmalign_pot; then
2084 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2085 else
2086 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2087 fi
2088
2089
2090 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
2091 ucname="`toupper $codec`"
2092 config_name="CONFIG_$ucname"
2093 enabled_name="ENABLE_$ucname"
2094 if enabled $codec; then
2095 echo "#define $config_name 1" >> $TMPH
2096 echo "#define $enabled_name 1" >> $TMPH
2097 echo "$config_name=yes" >> config.mak
2098 else
2099 echo "#define $enabled_name 0" >> $TMPH
2100 fi
2101 done
2102
2103 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2104 if ! cmp -s $TMPH config.h; then
2105 mv -f $TMPH config.h
2106 else
2107 echo "config.h is unchanged"
2108 fi
2109
2110 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2111
2112 # build tree in object directory if source path is different from current one
2113 if enabled source_path_used; then
2114 DIRS="\
2115 doc \
2116 libavformat \
2117 libavcodec \
2118 libavcodec/alpha \
2119 libavcodec/armv4l \
2120 libavcodec/bfin \
2121 libavcodec/i386 \
2122 libavcodec/sparc \
2123 libavcodec/mlib \
2124 libavcodec/ppc \
2125 libavcodec/liba52 \
2126 libavcodec/amr \
2127 libavcodec/amr_float \
2128 libavcodec/amrwb_float \
2129 libpostproc \
2130 libavutil \
2131 libswscale \
2132 tests \
2133 vhook \
2134 "
2135 FILES="\
2136 Makefile \
2137 common.mak \
2138 libavformat/Makefile \
2139 libavcodec/Makefile \
2140 libpostproc/Makefile \
2141 libavutil/Makefile \
2142 libswscale/Makefile \
2143 tests/Makefile \
2144 vhook/Makefile \
2145 doc/Makefile \
2146 doc/texi2pod.pl \
2147 "
2148 for dir in $DIRS ; do
2149 mkdir -p $dir
2150 done
2151 for f in $FILES ; do
2152 ln -sf "$source_path/$f" $f
2153 done
2154 fi
2155
2156
2157 # build pkg-config files
2158 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2159
2160 pkgconfig_generate(){
2161 name=$1
2162 comment=$2
2163 version=$3
2164 libs=$4
2165 requires=$5
2166 include=$6
2167 cat <<EOF >$name.pc
2168 prefix=$PREFIX
2169 exec_prefix=\${prefix}
2170 libdir=\${exec_prefix}/lib
2171 includedir=\${prefix}/include
2172
2173 Name: $name
2174 Description: $comment
2175 Version: $version
2176 Requires: $requires
2177 Conflicts:
2178 Libs: -L\${libdir} $libs
2179 Cflags: -I\${includedir} -I\${includedir}/$include
2180 EOF
2181 }
2182
2183 pkgconfig_generate_uninstalled(){
2184 name=$1
2185 shortname=${name#lib}
2186 comment=$2
2187 version=$3
2188 libs=$4
2189 requires=$5
2190 cat <<EOF >$name-uninstalled.pc
2191 prefix=
2192 exec_prefix=
2193 libdir=\${pcfiledir}/$name
2194 includedir=\${pcfiledir}/$name
2195
2196 Name: $name
2197 Description: $comment
2198 Version: $version
2199 Requires: $requires
2200 Conflicts:
2201 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2202 Cflags: -I\${includedir}
2203 EOF
2204 }
2205
2206 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2207 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2208
2209 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2210 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2211
2212 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2213 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2214
2215 if enabled pp; then
2216 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2217 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2218 fi
2219
2220 if enabled swscaler; then
2221 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2222 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2223 else
2224 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2225 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2226 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2227 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2228 fi