8277229530c25c88a0a3ceeb2c471f7ca7b0353f
[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 support via libnut [default=no]"
91 echo " --enable-libogg enable Ogg support via libogg [default=no]"
92 echo " --enable-libtheora enable Theora support via libtheora [default=no]"
93 echo " --enable-vorbis enable Vorbis support via libvorbis [default=no]"
94 echo " --enable-x264 enable H.264 encoding via x264 [default=no]"
95 echo " --enable-xvid enable Xvid encoding via xvidcore [default=no]"
96 echo " --enable-amr_nb enable amr_nb float audio codec"
97 echo " --enable-amr_nb-fixed use fixed point for amr-nb codec"
98 echo " --enable-amr_wb enable amr_wb float audio codec"
99 echo " --enable-amr_if2 enable amr_wb IF2 audio codec"
100 echo " --enable-gpl allow use of GPL code, the resulting libav*"
101 echo " and ffmpeg will be under GPL [default=no]"
102 echo ""
103 echo "Advanced options (experts only):"
104 echo " --source-path=PATH path to source code [$source_path]"
105 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
106 echo " --cross-compile assume a cross-compiler is used"
107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
113 echo " --arch=ARCH select architecture [$arch]"
114 echo " --cpu=CPU selects the minimum cpu required (affects
115 instruction selection, may crash on older CPUs)"
116 echo " --powerpc-perf-enable enable performance report on PPC"
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
119 echo " --disable-armv5te disable armv5te usage"
120 echo " --disable-armv6 disable armv6 usage"
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
123 echo " --disable-audio-oss disable OSS audio support [default=no]"
124 echo " --disable-audio-beos disable BeOS audio support [default=no]"
125 echo " --disable-v4l disable video4linux grabbing [default=no]"
126 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
127 echo " --disable-bktr disable bktr video grabbing [default=no]"
128 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
129 echo " --disable-network disable network support [default=no]"
130 echo " --disable-ipv6 disable ipv6 support [default=no]"
131 echo " --disable-zlib disable zlib [default=no]"
132 echo " --disable-vhook disable video hooking support"
133 echo " --enable-gprof enable profiling with gprof [$gprof]"
134 echo " --disable-debug disable debugging symbols"
135 echo " --disable-opts disable compiler optimizations"
136 echo " --enable-extra-warnings enable more compiler warnings"
137 echo " --disable-mpegaudio-hp faster (but less accurate)"
138 echo " MPEG audio decoding [default=no]"
139 echo " --disable-protocols disable I/O protocols support [default=no]"
140 echo " --disable-ffmpeg disable ffmpeg build"
141 echo " --disable-ffserver disable ffserver build"
142 echo " --disable-ffplay disable ffplay build"
143 echo " --enable-small optimize for size instead of speed"
144 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
145 echo " --disable-strip disable stripping of executables and shared libraries"
146 echo " --disable-encoder=NAME disables encoder NAME"
147 echo " --enable-encoder=NAME enables encoder NAME"
148 echo " --disable-decoder=NAME disables decoder NAME"
149 echo " --enable-decoder=NAME enables decoder NAME"
150 echo " --disable-encoders disables all encoders"
151 echo " --disable-decoders disables all decoders"
152 echo " --disable-muxer=NAME disables muxer NAME"
153 echo " --enable-muxer=NAME enables muxer NAME"
154 echo " --disable-muxers disables all muxers"
155 echo " --disable-demuxer=NAME disables demuxer NAME"
156 echo " --enable-demuxer=NAME enables demuxer NAME"
157 echo " --disable-demuxers disables all demuxers"
158 echo " --enable-parser=NAME enables parser NAME"
159 echo " --disable-parser=NAME disables parser NAME"
160 echo " --disable-parsers disables all parsers"
161 echo ""
162 echo "NOTE: Object files are built at the place where configure is launched."
163 exit 1
164 }
165
166 log(){
167 echo "$@" >>$logfile
168 }
169
170 log_file(){
171 log BEGIN $1
172 cat -n $1 >>$logfile
173 log END $1
174 }
175
176 echolog(){
177 log "$@"
178 echo "$@"
179 }
180
181 die(){
182 echolog "$@"
183 cat <<EOF
184 If you think configure made a mistake, make sure you are using the latest
185 version from SVN. If the latest version fails, report the problem to the
186 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
187 EOF
188 if enabled logging; then
189 cat <<EOF
190 Include the log file "$logfile" produced by configure as this will help
191 solving the problem.
192 EOF
193 else
194 cat <<EOF
195 Rerun configure with logging enabled (do not use --log=no), and include the
196 log this produces with your report.
197 EOF
198 fi
199 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
200 exit 1
201 }
202
203 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
204 toupper(){
205 echo "$@" | tr '[a-z]' '[A-Z]'
206 }
207
208 set_all(){
209 value=$1
210 shift
211 for var in $*; do
212 eval $var=$value
213 done
214 }
215
216 enable(){
217 set_all yes $*
218 }
219
220 disable(){
221 set_all no $*
222 }
223
224 enabled(){
225 eval test "x\$$1" = "xyes"
226 }
227
228 enabled_all(){
229 for opt; do
230 enabled $opt || return 1
231 done
232 }
233
234 enabled_any(){
235 for opt; do
236 enabled $opt && return 0
237 done
238 }
239
240 check_deps(){
241 for cfg; do
242 eval dep_all="\$${cfg}_deps"
243 eval dep_any="\$${cfg}_deps_any"
244 enabled_all $dep_all || disable $cfg
245 enabled_any $dep_any || disable $cfg
246 done
247 }
248
249 print_config(){
250 pfx=$1
251 header=$2
252 makefile=$3
253 shift 3
254 for cfg; do
255 if enabled $cfg; then
256 ucname="${pfx}`toupper $cfg`"
257 echo "#define ${ucname} 1" >> $header
258 echo "${ucname}=yes" >> $makefile
259 fi
260 done
261 }
262
263 flags_saved(){
264 (: ${SAVE_CFLAGS?}) 2>/dev/null
265 }
266
267 save_flags(){
268 flags_saved && return
269 SAVE_CFLAGS="$CFLAGS"
270 SAVE_LDFLAGS="$LDFLAGS"
271 SAVE_extralibs="$extralibs"
272 }
273
274 restore_flags(){
275 CFLAGS="$SAVE_CFLAGS"
276 LDFLAGS="$SAVE_LDFLAGS"
277 extralibs="$SAVE_extralibs"
278 unset SAVE_CFLAGS
279 unset SAVE_LDFLAGS
280 unset SAVE_extralibs
281 }
282
283 temp_cflags(){
284 save_flags
285 CFLAGS="$CFLAGS $*"
286 }
287
288 temp_ldflags(){
289 save_flags
290 LDFLAGS="$LDFLAGS $*"
291 }
292
293 temp_extralibs(){
294 save_flags
295 extralibs="$extralibs $*"
296 }
297
298 append(){
299 var=$1
300 shift
301 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
302 eval "$var=\"\$$var $*\""
303 }
304
305 add_cflags(){
306 append CFLAGS "$@"
307 }
308
309 add_ldflags(){
310 append LDFLAGS "$@"
311 }
312
313 add_extralibs(){
314 append extralibs "$@"
315 }
316
317 check_cmd(){
318 log "$@"
319 "$@" >>$logfile 2>&1
320 }
321
322 check_cc(){
323 log check_cc "$@"
324 cat >$TMPC
325 log_file $TMPC
326 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
327 }
328
329 check_cpp(){
330 log check_cpp "$@"
331 cat >$TMPC
332 log_file $TMPC
333 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
334 }
335
336 check_ld(){
337 log check_ld "$@"
338 check_cc || return
339 check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
340 }
341
342 check_cflags(){
343 log check_cflags "$@"
344 check_cc "$@" <<EOF && add_cflags "$@"
345 int x;
346 EOF
347 }
348
349 check_ldflags(){
350 log check_ldflags "$@"
351 check_ld "$@" <<EOF && add_ldflags "$@"
352 int main(){
353 return 0;
354 }
355 EOF
356 }
357
358 check_header(){
359 log check_header "$@"
360 header=$1
361 shift
362 check_cpp "$@" <<EOF
363 #include <$header>
364 int x;
365 EOF
366 err=$?
367 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
368 test "$err" = 0 && enable $var || disable $var
369 return $err
370 }
371
372 check_func(){
373 log check_func "$@"
374 func=$1
375 shift
376 check_ld "$@" <<EOF
377 extern int $func();
378 int main(){
379 $func();
380 }
381 EOF
382 err=$?
383 test "$err" = 0 && enable $func || disable $func
384 return $err
385 }
386
387 check_lib(){
388 log check_lib "$@"
389 header="$1"
390 func="$2"
391 shift 2
392 temp_extralibs "$@"
393 check_header $header && check_func $func && add_extralibs "$@"
394 err=$?
395 restore_flags
396 return $err
397 }
398
399 check_exec(){
400 check_ld "$@" && { test "$cross_compile" = yes || $TMPE >>$logfile 2>&1; }
401 }
402
403 require(){
404 name="$1"
405 header="$2"
406 func="$3"
407 shift 3
408 check_lib $header $func "$@" || die "ERROR: $name not found"
409 }
410
411 apply(){
412 file=$1
413 shift
414 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
415 }
416
417 CONFIG_LIST='
418 encoders
419 decoders
420 parsers
421 muxers
422 demuxers
423 amr
424 amr_nb
425 amr_nb_fixed
426 amr_wb
427 audio_beos
428 audio_oss
429 avisynth
430 beos_netserver
431 bktr
432 dc1394
433 dv1394
434 ffmpeg
435 ffplay
436 ffserver
437 gpl
438 ipv6
439 liba52
440 liba52bin
441 libdts
442 libfaac
443 libfaad
444 libfaadbin
445 libgsm
446 libmp3lame
447 libnut
448 libogg
449 libtheora
450 libvorbis
451 memalign_hack
452 mpegaudio_hp
453 network
454 pp
455 protocols
456 swscaler
457 vhook
458 video4linux
459 video4linux2
460 wince
461 x11grab
462 x264
463 xvid
464 zlib
465 '
466
467 HAVE_LIST='
468 altivec_h
469 armv6
470 beosthreads
471 byteswap_h
472 dcbzl
473 dev_bktr_ioctl_bt848_h
474 dev_bktr_ioctl_meteor_h
475 dev_ic_bt8xx_h
476 dev_video_meteor_ioctl_meteor_h
477 dev_video_bktr_ioctl_bt848_h
478 dlfcn_h
479 dlopen
480 freetype2
481 gprof
482 imlib2
483 inet_aton
484 localtime_r
485 lrintf
486 machine_ioctl_bt848_h
487 machine_ioctl_meteor_h
488 malloc_h
489 memalign
490 mlib
491 os2
492 os2threads
493 pthreads
494 sdl
495 sdl_video_size
496 threads
497 w32threads
498 '
499
500 flashsv_decoder_deps="zlib"
501 flashsv_encoder_deps="zlib"
502 mpeg_xvmc_decoder_deps="xvmc"
503 png_decoder_deps="zlib"
504 png_encoder_deps="zlib"
505 x264_encoder_deps="x264"
506 xvid_encoder_deps="xvid"
507 zmbv_decoder_deps="zlib"
508 zmbv_encoder_deps="zlib"
509
510 aac_decoder_deps="libfaad"
511 mpeg4aac_decoder_deps="libfaad"
512 ac3_decoder_deps="liba52"
513 amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
514 amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
515 amr_wb_decoder_deps="amr_wb"
516 amr_wb_encoder_deps="amr_wb"
517 dts_decoder_deps="libdts"
518 faac_encoder_deps="libfaac"
519 libgsm_decoder_deps="libgsm"
520 libgsm_encoder_deps="libgsm"
521 libtheora_encoder_deps="libtheora"
522 mp3lame_encoder_deps="libmp3lame"
523 oggvorbis_decoder_deps="libvorbis"
524 oggvorbis_encoder_deps="libvorbis"
525
526 audio_demuxer_deps_any="audio_oss audio_beos"
527 audio_muxer_deps_any="audio_oss audio_beos"
528 dc1394_demuxer_deps="dc1394"
529 dv1394_demuxer_deps="dv1394"
530 gxf_muxer_deps="gpl"
531 nut_muxer_deps="libnut"
532 ogg_muxer_deps="libogg"
533 redir_demuxer_deps="network"
534 rtp_muxer_deps="network"
535 rtsp_demuxer_deps="network"
536 sdp_demuxer_deps="network"
537 v4l2_demuxer_deps="video4linux2"
538 video_grab_device_demuxer_deps_any="video4linux bktr"
539 x11_grab_device_demuxer_deps="x11grab"
540
541 # set temporary file name
542 if test ! -z "$TMPDIR" ; then
543 TMPDIR1="${TMPDIR}"
544 elif test ! -z "$TEMPDIR" ; then
545 TMPDIR1="${TEMPDIR}"
546 else
547 TMPDIR1="/tmp"
548 fi
549
550 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
551 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
552 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
553 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
554 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
555
556 # default parameters
557 logging="yes"
558 logfile="config.err"
559 PREFIX="/usr/local"
560 libdir='${PREFIX}/lib'
561 shlibdir="$libdir"
562 incdir='${PREFIX}/include/ffmpeg'
563 mandir='${PREFIX}/man'
564 bindir='${PREFIX}/bin'
565 cross_prefix=""
566 cross_compile="no"
567 cc="gcc"
568 ar="ar"
569 ranlib="ranlib"
570 make="make"
571 strip="strip"
572 arch=`uname -m`
573 cpu="generic"
574 powerpc_perf="no"
575 mmx="default"
576 cmov="no"
577 cmov_is_fast="no"
578 armv5te="default"
579 armv6="default"
580 iwmmxt="default"
581 altivec="default"
582 dcbzl="no"
583 mmi="default"
584 case "$arch" in
585 i386|i486|i586|i686|i86pc|BePC)
586 arch="x86_32"
587 ;;
588 x86_64|amd64)
589 arch="x86_32"
590 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
591 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
592 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
593 arch="x86_64"
594 fi
595 fi
596 ;;
597 # armv4l is a subset of armv[567]*l
598 arm|armv[4567]*l)
599 arch="armv4l"
600 ;;
601 alpha)
602 arch="alpha"
603 ;;
604 "Power Macintosh"|ppc|ppc64|powerpc)
605 arch="powerpc"
606 ;;
607 mips|mipsel|IP*)
608 arch="mips"
609 ;;
610 sun4u|sparc64)
611 arch="sparc64"
612 ;;
613 sparc)
614 arch="sparc"
615 ;;
616 sh4)
617 arch="sh4"
618 ;;
619 parisc|parisc64)
620 arch="parisc"
621 ;;
622 s390|s390x)
623 arch="s390"
624 ;;
625 m68k)
626 arch="m68k"
627 ;;
628 ia64)
629 arch="ia64"
630 ;;
631 bfin)
632 arch="bfin"
633 ;;
634 *)
635 arch="unknown"
636 ;;
637 esac
638 gprof="no"
639 video4linux="yes"
640 video4linux2="yes"
641 bktr="no"
642 audio_oss="yes"
643 audio_beos="no"
644 x11grab="no"
645 dv1394="yes"
646 dc1394="no"
647 network="yes"
648 ipv6="yes"
649 zlib="yes"
650 liba52="no"
651 liba52bin="no"
652 libdts="no"
653 libfaac="no"
654 libfaad="no"
655 libfaadbin="no"
656 libgsm="no"
657 libmp3lame="no"
658 libnut="no"
659 libogg="no"
660 libtheora="no"
661 libvorbis="no"
662 xvid="no"
663 x264="no"
664 pp="no"
665 mingw32="no"
666 wince="no"
667 os2="no"
668 lstatic="yes"
669 lshared="no"
670 optimize="yes"
671 debug="yes"
672 extrawarnings="no"
673 dostrip="yes"
674 extralibs="-lm"
675 bigendian="no"
676 vhook="default"
677 avisynth="no"
678 dlfcn_h="no"
679 dlopen="no"
680 mpegaudio_hp="yes"
681 SHFLAGS='-shared -Wl,-soname,$@'
682 VHOOKSHFLAGS='$(SHFLAGS)'
683 beos_netserver="no"
684 protocols="yes"
685 ffmpeg="yes"
686 ffserver="yes"
687 ffplay="yes"
688 LIBOBJFLAGS=""
689 FFLDFLAGS=-Wl,--warn-common
690 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
691 FFSERVERLDFLAGS=-Wl,-E
692 LDCONFIG="ldconfig"
693 LIBPREF="lib"
694 LIBSUF=".a"
695 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
696 SLIBPREF="lib"
697 SLIBSUF=".so"
698 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
699 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
700 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
701 EXESUF=""
702 BUILDSUF=""
703 amr_nb="no"
704 amr_wb="no"
705 amr_nb_fixed="no"
706 amr_if2="no"
707 mlib="no"
708 beosthreads="no"
709 os2threads="no"
710 pthreads="no"
711 w32threads="no"
712 thread_type="no"
713 swscaler="no"
714 gpl="no"
715 memalign_hack="no"
716 asmalign_pot="unknown"
717 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
718
719 # OS specific
720 targetos=`uname -s`
721 case $targetos in
722 BeOS)
723 PREFIX="/boot/home/config"
724 # helps building libavcodec
725 add_cflags "-DPIC -fomit-frame-pointer"
726 # 3 gcc releases known for BeOS, each with ugly bugs
727 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
728 case "$gcc_version" in
729 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
730 mmx="no"
731 ;;
732 *20010315*) echo "BeBits gcc"
733 add_cflags "-fno-expensive-optimizations"
734 ;;
735 esac
736 SHFLAGS=-nostart
737 # disable Linux things
738 audio_oss="no"
739 video4linux="no"
740 video4linux2="no"
741 dv1394="no"
742 # enable BeOS things
743 audio_beos="yes"
744 # no need for libm, but the inet stuff
745 # Check for BONE
746 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
747 extralibs="-lbind -lsocket"
748 else
749 beos_netserver="yes"
750 extralibs="-lnet"
751 fi ;;
752 SunOS)
753 video4linux="no"
754 video4linux2="no"
755 audio_oss="no"
756 dv1394="no"
757 make="gmake"
758 FFLDFLAGS=""
759 FFSERVERLDFLAGS=""
760 SHFLAGS="-shared -Wl,-h,\$@"
761 add_extralibs "-lsocket -lnsl"
762 ;;
763 NetBSD)
764 video4linux="no"
765 video4linux2="no"
766 bktr="yes"
767 audio_oss="yes"
768 dv1394="no"
769 make="gmake"
770 add_extralibs "-lossaudio"
771 ;;
772 OpenBSD)
773 video4linux="no"
774 video4linux2="no"
775 bktr="yes"
776 audio_oss="yes"
777 dv1394="no"
778 need_memalign="no"
779 make="gmake"
780 LIBOBJFLAGS="\$(PIC)"
781 LDCONFIG="ldconfig -m \$(shlibdir)"
782 SHFLAGS='-shared'
783 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
784 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
785 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
786 add_extralibs "-lossaudio"
787 ;;
788 FreeBSD)
789 video4linux="no"
790 video4linux2="no"
791 bktr="yes"
792 audio_oss="yes"
793 dv1394="no"
794 make="gmake"
795 need_memalign="no"
796 add_cflags "-pthread"
797 ;;
798 GNU/kFreeBSD)
799 video4linux="no"
800 video4linux2="no"
801 bktr="yes"
802 audio_oss="yes"
803 dv1394="no"
804 add_cflags "-pthread"
805 ;;
806 BSD/OS)
807 video4linux="no"
808 video4linux2="no"
809 bktr="yes"
810 audio_oss="yes"
811 dv1394="no"
812 extralibs="-lpoll -lgnugetopt -lm"
813 make="gmake"
814 strip="strip -d"
815 ;;
816 Darwin)
817 cc="cc"
818 video4linux="no"
819 video4linux2="no"
820 audio_oss="no"
821 dv1394="no"
822 need_memalign="no"
823 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
824 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
825 extralibs=""
826 strip="strip -x"
827 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
828 SLIBSUF=".dylib"
829 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
830 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
831 FFSERVERLDFLAGS=-Wl,-bind_at_load
832 ;;
833 MINGW32*)
834 # Note: the rest of the mingw32 config is done afterwards as mingw32
835 # can be forced on the command line for Linux cross compilation.
836 mingw32="yes"
837 ;;
838 CYGWIN*)
839 targetos=CYGWIN
840 shlibdir="$bindir"
841 video4linux="no"
842 video4linux2="no"
843 audio_oss="yes"
844 dv1394="no"
845 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
846 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
847 extralibs=""
848 EXESUF=".exe"
849 SLIBPREF="cyg"
850 SLIBSUF=".dll"
851 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
852 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
853 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
854 ;;
855 Linux)
856 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
857 ;;
858 IRIX*)
859 targetos=IRIX
860 ranlib="echo ignoring ranlib"
861 video4linux="no"
862 video4linux2="no"
863 audio_oss="no"
864 make="gmake"
865 ;;
866 OS/2)
867 TMPE=$TMPE".exe"
868 ar="emxomfar -p128"
869 ranlib="echo ignoring ranlib"
870 strip="echo ignoring strip"
871 add_cflags "-Zomf"
872 FFLDFLAGS="-Zomf -Zstack 16384 -s"
873 SHFLAGS="-Zdll -Zomf"
874 FFSERVERLDFLAGS=""
875 LIBPREF=""
876 LIBSUF=".lib"
877 SLIBPREF=""
878 SLIBSUF=".dll"
879 EXESUF=".exe"
880 extralibs=""
881 pkg_requires=""
882 video4linux="no"
883 video4linux2="no"
884 audio_oss="no"
885 dv1394="no"
886 ffserver="no"
887 vhook="no"
888 os2="yes"
889 ;;
890 *)
891 targetos="${targetos}-UNKNOWN"
892 ;;
893 esac
894
895 # find source path
896 source_path="`dirname \"$0\"`"
897 source_path_used="yes"
898 if test -z "$source_path" -o "$source_path" = "." ; then
899 source_path="`pwd`"
900 source_path_used="no"
901 else
902 source_path="`cd \"$source_path\"; pwd`"
903 echo "$source_path" | grep -q '[[:blank:]]' &&
904 die "Out of tree builds are impossible with whitespace in source path."
905 fi
906
907 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
908 show_help
909 fi
910
911 FFMPEG_CONFIGURATION=" "
912 for opt do
913 FFMPEG_CONFIGURATION="$FFMPEG_CONFIGURATION""$opt "
914 done
915
916 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
917 DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
918 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
919 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
920 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
921
922 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
923
924 for opt do
925 optval="${opt#*=}"
926 case "$opt" in
927 --log)
928 ;;
929 --log=*) logging="$optval"
930 ;;
931 --prefix=*) PREFIX="$optval"
932 ;;
933 --libdir=*) libdir="$optval"
934 ;;
935 --shlibdir=*) shlibdir="$optval"
936 ;;
937 --incdir=*) incdir="$optval"
938 ;;
939 --mandir=*) mandir="$optval"
940 ;;
941 --source-path=*) source_path="$optval"
942 ;;
943 --cross-prefix=*) cross_prefix="$optval"
944 ;;
945 --cross-compile) cross_compile=yes
946 ;;
947 --cc=*) cc="$optval"
948 ;;
949 --make=*) make="$optval"
950 ;;
951 --extra-cflags=*) add_cflags "$optval"
952 ;;
953 --extra-ldflags=*) add_ldflags "$optval"
954 ;;
955 --extra-libs=*) add_extralibs "$optval"
956 ;;
957 --build-suffix=*) BUILDSUF="$optval"
958 ;;
959 --arch=*) arch="$optval"
960 ;;
961 --cpu=*) cpu="$optval"
962 ;;
963 --powerpc-perf-enable) powerpc_perf="yes"
964 ;;
965 --disable-mmx) mmx="no"
966 ;;
967 --disable-armv5te) armv5te="no"
968 ;;
969 --disable-armv6) armv6="no"
970 ;;
971 --disable-iwmmxt) iwmmxt="no"
972 ;;
973 --disable-altivec) altivec="no"
974 ;;
975 --enable-gprof) gprof="yes"
976 ;;
977 --disable-v4l) video4linux="no"
978 ;;
979 --disable-v4l2) video4linux2="no"
980 ;;
981 --disable-bktr) bktr="no"
982 ;;
983 --disable-audio-oss) audio_oss="no"
984 ;;
985 --disable-audio-beos) audio_beos="no"
986 ;;
987 --disable-dv1394) dv1394="no"
988 ;;
989 --disable-network) network="no"; ffserver="no"
990 ;;
991 --disable-ipv6) ipv6="no";
992 ;;
993 --disable-zlib) zlib="no"
994 ;;
995 --enable-a52) liba52="yes"
996 ;;
997 --enable-a52bin) liba52bin="yes"
998 ;;
999 --enable-dts) libdts="yes"
1000 ;;
1001 --enable-pp) pp="yes"
1002 ;;
1003 --enable-libgsm) libgsm="yes"
1004 ;;
1005 --enable-mp3lame) libmp3lame="yes"
1006 ;;
1007 --enable-libnut) libnut="yes"
1008 ;;
1009 --enable-libogg) libogg="yes"
1010 pkg_requires="$pkg_requires ogg >= 1.1"
1011 ;;
1012 --enable-libtheora) libtheora="yes"
1013 pkg_requires="$pkg_requires theora"
1014 ;;
1015 --enable-vorbis) libvorbis="yes"
1016 pkg_requires="$pkg_requires vorbis vorbisenc"
1017 ;;
1018 --enable-faad) libfaad="yes"
1019 ;;
1020 --enable-faadbin) libfaadbin="yes"
1021 ;;
1022 --enable-faac) libfaac="yes"
1023 ;;
1024 --enable-xvid) xvid="yes"
1025 ;;
1026 --enable-x264) x264="yes"
1027 ;;
1028 --enable-avisynth) avisynth="yes";
1029 ;;
1030 --enable-x11grab) x11grab="yes";
1031 ;;
1032 --enable-dc1394) dc1394="yes"
1033 pkg_requires="$pkg_requires libraw1394"
1034 ;;
1035 --disable-vhook) vhook="no"
1036 ;;
1037 --enable-mingw32) mingw32="yes"
1038 ;;
1039 --enable-mingwce) wince="yes"
1040 ;;
1041 --enable-static) lstatic="yes"
1042 ;;
1043 --disable-static) lstatic="no"
1044 ;;
1045 --enable-shared) lshared="yes"
1046 ;;
1047 --disable-shared) lshared="no"
1048 ;;
1049 --disable-debug) debug="no"
1050 ;;
1051 --disable-opts) optimize="no"
1052 ;;
1053 --enable-extra-warnings) extrawarnings="yes"
1054 ;;
1055 --disable-mpegaudio-hp) mpegaudio_hp="no"
1056 ;;
1057 --disable-protocols) protocols="no"; network="no"; ffserver="no"
1058 ;;
1059 --disable-ffmpeg) ffmpeg="no"
1060 ;;
1061 --disable-ffserver) ffserver="no"
1062 ;;
1063 --disable-ffplay) ffplay="no"
1064 ;;
1065 --enable-small) optimize="small"
1066 ;;
1067 --enable-amr_nb) amr="yes"; amr_nb="yes"; amr_nb_fixed="no"
1068 ;;
1069 --enable-amr_nb-fixed) amr="yes"; amr_nb_fixed="yes"; amr_nb="no"
1070 ;;
1071 --enable-amr_wb) amr="yes"; amr_wb="yes"
1072 ;;
1073 --enable-amr_if2) amr="yes"; amr_if2="yes"
1074 ;;
1075 --enable-sunmlib) mlib="yes"
1076 ;;
1077 --enable-pthreads) pthreads="yes"
1078 ;;
1079 --enable-w32threads) w32threads="yes"
1080 ;;
1081 --enable-beosthreads) beosthreads="yes"
1082 ;;
1083 --enable-os2threads) os2threads="yes"
1084 ;;
1085 --enable-swscaler) swscaler="yes"
1086 ;;
1087 --enable-gpl) gpl="yes"
1088 ;;
1089 --enable-memalign-hack) memalign_hack="yes"
1090 ;;
1091 --disable-strip) dostrip="no"
1092 ;;
1093 --enable-encoder=*) enable ${optval}_encoder
1094 ;;
1095 --enable-decoder=*) enable ${optval}_decoder
1096 ;;
1097 --disable-encoder=*) disable ${optval}_encoder
1098 ;;
1099 --disable-decoder=*) disable ${optval}_decoder
1100 ;;
1101 --disable-encoders) disable $ENCODER_LIST
1102 ;;
1103 --disable-decoders) disable $DECODER_LIST
1104 ;;
1105 --enable-muxer=*) enable ${optval}_muxer
1106 ;;
1107 --disable-muxer=*) disable ${optval}_muxer
1108 ;;
1109 --disable-muxers) disable $MUXER_LIST; ffserver="no"
1110 ;;
1111 --enable-demuxer=*) enable ${optval}_demuxer
1112 ;;
1113 --disable-demuxer=*) disable ${optval}_demuxer
1114 ;;
1115 --disable-demuxers) disable $DEMUXER_LIST
1116 ;;
1117 --enable-parser=*) enable ${optval}_parser
1118 ;;
1119 --disable-parser=*) disable ${optval}_parser
1120 ;;
1121 --disable-parsers) disable $PARSER_LIST
1122 ;;
1123 --help) show_help
1124 ;;
1125 *)
1126 echo "Unknown option \"$opt\"."
1127 echo "See $0 --help for available options."
1128 exit 1
1129 ;;
1130 esac
1131 done
1132
1133 if test "$logging" != no; then
1134 test "$logging" = yes || logfile="$logging"
1135 echo "# $0 $@" >$logfile
1136 set >>$logfile
1137 else
1138 logfile=/dev/null
1139 fi
1140
1141 if test "$mingw32" = "yes" -o "$wince" = "yes"; then
1142 if test "$lshared" = "yes" && test "$lstatic" = "yes" ; then
1143 cat <<EOF
1144 You can only build one library type at once on MinGW.
1145 Specify --disable-static --enable-shared to only build
1146 the shared libraries. To build only the static libraries
1147 you do not need to pass additional options.
1148 EOF
1149 exit 1
1150 fi
1151 video4linux="no"
1152 video4linux2="no"
1153 audio_oss="no"
1154 dv1394="no"
1155 dc1394="no"
1156 ffserver="no"
1157 network="no"
1158 if test "$wince" = "yes"; then
1159 protocols="no"
1160 fi
1161 SLIBPREF=""
1162 SLIBSUF=".dll"
1163 EXESUF=".exe"
1164 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1165 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1166 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1167 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1168 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
1169 fi
1170
1171 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1172 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1173
1174 test -n "$cross_prefix" && cross_compile=yes
1175 cc="${cross_prefix}${cc}"
1176 ar="${cross_prefix}${ar}"
1177 ranlib="${cross_prefix}${ranlib}"
1178 strip="${cross_prefix}${strip}"
1179
1180 # we need to build at least one lib type
1181 if test "$lstatic" = "no" && test "$lshared" = "no" ; then
1182 cat <<EOF
1183 At least one library type must be built.
1184 Specify --enable-static to build the static libraries or --enable-shared to
1185 build the shared libraries as well. To only build the shared libraries specify
1186 --disable-static in addition to --enable-shared.
1187 EOF
1188 exit 1;
1189 fi
1190
1191 if test "$libtheora" = "yes" && test "$libogg" = "no"; then
1192 die "libogg must be enabled to enable libtheora."
1193 fi
1194
1195 if test "$libvorbis" = "yes" && test "$libogg" = "no"; then
1196 die "libogg must be enabled to enable libvorbis."
1197 fi
1198
1199 if test "$gpl" != "yes"; then
1200 if test "$pp" != "no"; then
1201 die "The Postprocessing code is under GPL and --enable-gpl is not specified."
1202 fi
1203
1204 if test "$liba52" != "no" -o "$liba52bin" != "no"; then
1205 die "liba52 is under GPL and --enable-gpl is not specified."
1206 fi
1207
1208 if test "$xvid" != "no"; then
1209 die "libxvidcore is under GPL and --enable-gpl is not specified."
1210 fi
1211
1212 if test "$x264" != "no"; then
1213 die "x264 is under GPL and --enable-gpl is not specified."
1214 fi
1215
1216 if test "$libdts" != "no"; then
1217 die "libdts is under GPL and --enable-gpl is not specified."
1218 fi
1219
1220 if test "$libfaad" != "no" -o "$libfaadbin" != "no"; then
1221 if check_header faad.h; then
1222 check_cc << EOF
1223 #include <faad.h>
1224 #ifndef FAAD2_VERSION
1225 ok faad1
1226 #endif
1227 int main( void ) { return 0; }
1228 EOF
1229 if test $? = 0 ; then
1230 die "FAAD2 is under GPL and --enable-gpl is not specified."
1231 fi
1232 else
1233 libfaad="no"
1234 libfaadbin="no"
1235 echo "FAAD test failed."
1236 fi
1237 fi
1238
1239 if test "$x11grab" != "no"; then
1240 die "The X11 grabber is under GPL and --enable-gpl is not specified."
1241 fi
1242
1243 if test "$swscaler" != "no"; then
1244 die "The software scaler is under GPL and --enable-gpl is not specified."
1245 fi
1246 fi
1247
1248 # compute MMX state
1249 if test $mmx = "default"; then
1250 if test $arch = "x86_32" -o $arch = "x86_64"; then
1251 mmx="yes"
1252 else
1253 mmx="no"
1254 fi
1255 fi
1256
1257 test -z "$need_memalign" && need_memalign="$mmx"
1258
1259 #Darwin CC versions
1260 needmdynamicnopic="no"
1261 if test $targetos = Darwin; then
1262 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1263 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1264 else
1265 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1266 case "$gcc_version" in
1267 *2.95*)
1268 add_cflags "-no-cpp-precomp -pipe"
1269 ;;
1270 *[34].*)
1271 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
1272 if test "$lshared" = no; then
1273 needmdynamicnopic="yes"
1274 fi
1275 ;;
1276 *)
1277 add_cflags "-no-cpp-precomp -pipe"
1278 if test "$lshared" = no; then
1279 needmdynamicnopic="yes"
1280 fi
1281 ;;
1282 esac
1283 fi
1284 fi
1285
1286 if test $optimize != "no"; then
1287 add_cflags "-fomit-frame-pointer"
1288 fi
1289
1290 # Can only do AltiVec on PowerPC
1291 if test $altivec = "default"; then
1292 if test $arch = "powerpc"; then
1293 altivec="yes"
1294 else
1295 altivec="no"
1296 fi
1297 fi
1298
1299 # Add processor-specific flags
1300 POWERPCMODE="32bits"
1301 if test $cpu != "generic"; then
1302 case $cpu in
1303 601|ppc601|PowerPC601)
1304 add_cflags "-mcpu=601"
1305 if test $altivec = "yes"; then
1306 echo "WARNING: Tuning for PPC601 but AltiVec enabled!";
1307 fi
1308 ;;
1309 603*|ppc603*|PowerPC603*)
1310 add_cflags "-mcpu=603"
1311 if test $altivec = "yes"; then
1312 echo "WARNING: Tuning for PPC603 but AltiVec enabled!";
1313 fi
1314 ;;
1315 604*|ppc604*|PowerPC604*)
1316 add_cflags "-mcpu=604"
1317 if test $altivec = "yes"; then
1318 echo "WARNING: Tuning for PPC604 but AltiVec enabled!";
1319 fi
1320 ;;
1321 G3|g3|75*|ppc75*|PowerPC75*)
1322 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1323 if test $altivec = "yes"; then
1324 echo "WARNING: Tuning for PPC75x but AltiVec enabled!";
1325 fi
1326 ;;
1327 G4|g4|745*|ppc745*|PowerPC745*)
1328 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1329 if test $altivec = "no"; then
1330 echo "WARNING: Tuning for PPC745x but AltiVec disabled!";
1331 fi
1332 ;;
1333 74*|ppc74*|PowerPC74*)
1334 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1335 if test $altivec = "no"; then
1336 echo "WARNING: Tuning for PPC74xx but AltiVec disabled!";
1337 fi
1338 ;;
1339 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1340 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1341 if test $altivec = "no"; then
1342 echo "WARNING: Tuning for PPC970 but AltiVec disabled!";
1343 fi
1344 POWERPCMODE="64bits"
1345 ;;
1346 # targets that do NOT support conditional mov (cmov)
1347 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1348 add_cflags "-march=$cpu"
1349 cmov="no"
1350 ;;
1351 # targets that do support conditional mov (cmov)
1352 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1353 add_cflags "-march=$cpu"
1354 cmov="yes"
1355 cmov_is_fast="yes"
1356 ;;
1357 # targets that do support conditional mov but on which it's slow
1358 pentium4|prescott|nocona)
1359 add_cflags "-march=$cpu"
1360 cmov="yes"
1361 cmov_is_fast="no"
1362 ;;
1363 sparc64)
1364 add_cflags "-mcpu=v9"
1365 ;;
1366 *)
1367 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1368 ;;
1369 esac
1370 fi
1371
1372 # make sure we can execute files in $TMPDIR
1373 cat >$TMPE 2>>$logfile <<EOF
1374 #! /bin/sh
1375 EOF
1376 chmod +x $TMPE >>$logfile 2>&1
1377 if ! $TMPE >>$logfile 2>&1; then
1378 cat <<EOF
1379 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1380 variable to another directory and make sure that $TMPDIR1 is not mounted
1381 noexec.
1382 EOF
1383 die "Sanity test failed."
1384 fi
1385 rm $TMPE
1386
1387 # compiler sanity check
1388 check_exec <<EOF
1389 int main(){
1390 return 0;
1391 }
1392 EOF
1393 if test "$?" != 0; then
1394 echo "$cc is unable to create an executable file."
1395 if test -z "$cross_prefix" -a "$cross_compile" = no; then
1396 echo "If $cc is a cross-compiler, use the --cross-compile option."
1397 echo "Only do this if you know what cross compiling means."
1398 fi
1399 die "C compiler test failed."
1400 fi
1401
1402 # check for assembler specific support
1403
1404 if test $arch = "powerpc"; then
1405 check_cc <<EOF && dcbzl=yes
1406 int main(void) {
1407 register long zero = 0;
1408 char data[1024];
1409 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1410 return 0;
1411 }
1412 EOF
1413 fi
1414
1415 # check for SIMD availability
1416
1417 # AltiVec flags: The FSF version of GCC differs from the Apple version
1418 if test $arch = "powerpc"; then
1419 if test $altivec = "yes"; then
1420 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1421 add_cflags "-faltivec"
1422 else
1423 add_cflags "-maltivec -mabi=altivec"
1424 fi
1425 fi
1426 fi
1427
1428 check_header altivec.h
1429
1430 # check if our compiler supports Motorola AltiVec C API
1431 if test $altivec = "yes"; then
1432 if test $altivec_h = "yes"; then
1433 inc_altivec_h="#include <altivec.h>"
1434 else
1435 inc_altivec_h=
1436 fi
1437 check_cc <<EOF || altivec=no
1438 $inc_altivec_h
1439 int main(void) {
1440 vector signed int v1, v2, v3;
1441 v1 = vec_add(v2,v3);
1442 return 0;
1443 }
1444 EOF
1445 fi
1446
1447 # check armv5te instructions support
1448 if test $armv5te = "default" -a $arch = "armv4l"; then
1449 armv5te=no
1450 check_cc <<EOF && armv5te=yes
1451 int main(void) {
1452 __asm__ __volatile__ ("qadd r0, r0, r0");
1453 }
1454 EOF
1455 fi
1456
1457 if test $armv6 = "default" -a $arch = "armv4l"; then
1458 check_cc <<EOF && armv6=yes || armv6=no
1459 int main(void) {
1460 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1461 }
1462 EOF
1463 fi
1464
1465 # check iwmmxt support
1466 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1467 iwmmxt=no
1468 check_cc <<EOF && iwmmxt=yes
1469 int main(void) {
1470 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1471 }
1472 EOF
1473 fi
1474
1475 # mmi only available on mips
1476 if test $mmi = "default"; then
1477 if test $arch = "mips"; then
1478 mmi="yes"
1479 else
1480 mmi="no"
1481 fi
1482 fi
1483
1484 # check if our compiler supports mmi
1485 enabled mmi && check_cc <<EOF || mmi="no"
1486 int main(void) {
1487 __asm__ ("lq \$2, 0(\$2)");
1488 return 0;
1489 }
1490 EOF
1491
1492 # ---
1493 # big/little-endian test
1494 if test "$cross_compile" = "no"; then
1495 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1496 #include <inttypes.h>
1497 int main(int argc, char ** argv){
1498 volatile uint32_t i=0x01234567;
1499 return (*((uint8_t*)(&i))) == 0x67;
1500 }
1501 EOF
1502 else
1503 # programs cannot be launched if cross compiling, so make a static guess
1504 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1505 bigendian="yes"
1506 fi
1507 fi
1508
1509 # ---
1510 # check availability of some header files
1511
1512 check_header malloc.h
1513 check_func memalign
1514
1515 if test "$memalign" = "no" -a "$need_memalign" = "yes" -a \
1516 "$memalign_hack" != "yes"; then
1517 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1518 fi
1519
1520 check_header byteswap.h
1521
1522 check_func inet_aton
1523 check_func localtime_r
1524 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1525
1526 # check for some common methods of building with pthread support
1527 # do this before the optional library checks as some of them require pthreads
1528 if enabled pthreads; then
1529 if check_func pthread_create; then
1530 :
1531 elif check_func pthread_create -pthread; then
1532 add_cflags -pthread
1533 add_ldflags -pthread
1534 elif check_func pthread_create -pthreads; then
1535 add_cflags -pthreads
1536 add_ldflags -pthreads
1537 elif ! check_lib pthread.h pthread_create -lpthread; then
1538 die "ERROR: can't find pthreads library"
1539 fi
1540 fi
1541
1542 for thread in pthreads beosthreads os2threads w32threads; do
1543 if enabled $thread; then
1544 if test $thread_type != "no"; then
1545 die "ERROR: Only one thread type must be selected."
1546 else
1547 thread_type="$thread"
1548 fi
1549 fi
1550 done
1551
1552 # these are off by default, so fail if requested and not available
1553 enabled libdts && require libdts dts.h dts_init -ldts -lm
1554 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1555 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1556 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1557 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1558 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1559 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1560 enabled xvid && require XviD xvid.h xvid_global -lxvidcore
1561 enabled x264 && require x264 x264.h x264_encoder_open -lx264
1562 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1563 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1564
1565 # Ugh, libfaac uses stdcall calling convention on win32 so we can't use
1566 # the generic test functions
1567 if enabled libfaac; then
1568 save_flags
1569 temp_extralibs -lfaac
1570 check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"
1571 #include <stdint.h>
1572 #include <faac.h>
1573 int main(){
1574 char *id, *cpr;
1575 faacEncGetVersion(&id, &cpr);
1576 return 0;
1577 }
1578 EOF
1579 restore_flags
1580 fi
1581
1582 # Ugh, recent faad2 versions have renamed all functions and #define the
1583 # old names in faad.h. Generic tests won't work.
1584 if enabled libfaad; then
1585 save_flags
1586 temp_extralibs -lfaad
1587 check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"
1588 #include <faad.h>
1589 int main(){
1590 faacDecOpen();
1591 return 0;
1592 }
1593 EOF
1594 restore_flags
1595 fi
1596
1597 # Ugh, avisynth uses WINAPI calls. Generic tests won't work.
1598 if enabled avisynth; then
1599 save_flags
1600 temp_extralibs -lvfw32
1601 check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"
1602 #include <windows.h>
1603 #include <vfw.h>
1604 int main(){
1605 AVIFileInit();
1606 return 0;
1607 }
1608 EOF
1609 restore_flags
1610 fi
1611
1612
1613 # test for lrintf in math.h
1614 check_exec <<EOF && lrintf=yes || lrintf=no
1615 #define _ISOC9X_SOURCE 1
1616 #include <math.h>
1617 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1618 EOF
1619
1620 _restrict=
1621 for restrict_keyword in restrict __restrict__ __restrict; do
1622 check_cc <<EOF && _restrict=$restrict_keyword && break
1623 void foo(char * $restrict_keyword p);
1624 EOF
1625 done
1626
1627 # dlopen/dlfcn.h probing
1628
1629 check_header dlfcn.h
1630
1631 if check_func dlopen; then
1632 ldl=
1633 elif check_func dlopen -ldl; then
1634 ldl=-ldl
1635 fi
1636
1637 if test "$vhook" = "default"; then
1638 vhook="$dlopen"
1639 fi
1640
1641 if enabled_any vhook liba52bin libfaadbin; then
1642 add_extralibs $ldl
1643 fi
1644
1645 if test "$targetos" = "CYGWIN" -a "$lstatic" = "yes" ; then
1646 vhook="no"
1647 echo
1648 echo "At the moment vhooks don't work on Cygwin static builds."
1649 echo "Patches welcome."
1650 echo
1651 fi
1652
1653 if enabled vhook; then
1654 check_ldflags -rdynamic
1655 check_ldflags -export-dynamic
1656 fi
1657
1658 if enabled audio_beos; then
1659 add_extralibs "-lmedia -lbe"
1660 fi
1661
1662 ##########################################
1663 # imlib check
1664
1665 temp_extralibs -lImlib2
1666 check_ld <<EOF && imlib2=yes || imlib2=no
1667 #include <X11/Xlib.h>
1668 #include <Imlib2.h>
1669 int main( void ) { return (int) imlib_load_font("foo"); }
1670 EOF
1671 restore_flags
1672
1673 ##########################################
1674 # FreeType check
1675
1676 freetype2=no
1677 if test "x$targetos" != "xBeOS"; then
1678 if (freetype-config --version) >/dev/null 2>&1 ; then
1679 temp_cflags `freetype-config --cflags`
1680 temp_extralibs `freetype-config --libs`
1681 check_ld <<EOF && freetype2=yes
1682 #include <ft2build.h>
1683 int main( void ) { return (int) FT_Init_FreeType(0); }
1684 EOF
1685 restore_flags
1686 fi
1687 fi
1688
1689 ##########################################
1690 # SDL check
1691
1692 sdl_too_old=no
1693 sdl=no
1694 SDL_CONFIG="${cross_prefix}sdl-config"
1695 if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then
1696 temp_cflags `"${SDL_CONFIG}" --cflags`
1697 temp_extralibs `"${SDL_CONFIG}" --libs`
1698 check_ld <<EOF
1699 #include <SDL.h>
1700 #undef main /* We don't want SDL to override our main() */
1701 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1702 EOF
1703 if test $? = 0; then
1704 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1705 if test "$_sdlversion" -lt 121 ; then
1706 sdl_too_old=yes
1707 else
1708 sdl=yes
1709 check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no
1710 #include <SDL.h>
1711 int main(void){
1712 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1713 int w = vi->current_w;
1714 return 0;
1715 }
1716 EOF
1717 fi
1718 fi
1719 restore_flags
1720 fi
1721
1722 enabled sdl || ffplay=no
1723
1724 ##########################################
1725 # texi2html check
1726
1727 texi2html=no
1728 if (texi2html -version) >/dev/null 2>&1; then
1729 texi2html=yes
1730 fi
1731
1732 ##########################################
1733 # IPv6 check
1734
1735 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1736 #include <sys/types.h>
1737 #include <sys/socket.h>
1738 #include <netinet/in.h>
1739 #include <netdb.h>
1740 int main( void ) {
1741 struct sockaddr_storage saddr;
1742 struct ipv6_mreq mreq6;
1743 getaddrinfo(0,0,0,0);
1744 getnameinfo(0,0,0,0,0,0,0);
1745 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1746 }
1747 EOF
1748
1749 # check for video4linux2 --- V4L2_PIX_FMT_YUV420
1750 enabled video4linux2 && check_cc <<EOF || video4linux2="no"
1751 #include <sys/time.h>
1752 #include <asm/types.h>
1753 #include <linux/videodev2.h>
1754 int dummy = V4L2_PIX_FMT_YUV420;
1755 struct v4l2_buffer dummy1;
1756 EOF
1757
1758 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1759 if enabled bktr; then
1760 check_header dev/bktr/ioctl_meteor.h
1761 check_header dev/bktr/ioctl_bt848.h
1762
1763 check_header machine/ioctl_meteor.h
1764 check_header machine/ioctl_bt848.h
1765
1766 check_header dev/video/meteor/ioctl_meteor.h
1767 check_header dev/video/bktr/ioctl_bt848.h
1768
1769 check_header dev/ic/bt8xx.h
1770 fi
1771
1772 # Deal with the x11 frame grabber
1773 enabled x11grab &&
1774 enabled gpl &&
1775 enabled x11_grab_device_demuxer &&
1776 check_header X11/Xlib.h &&
1777 check_header X11/extensions/XShm.h &&
1778 check_func XOpenDisplay -lX11 &&
1779 check_func XShmCreateImage -lX11 -lXext &&
1780 add_extralibs -lX11 -lXext ||
1781 disable x11_grab_device_demuxer
1782
1783 enabled debug && add_cflags -g
1784
1785 # add some useful compiler flags if supported
1786 check_cflags -Wdeclaration-after-statement
1787 check_cflags -Wall
1788 check_cflags -Wno-switch
1789 check_cflags -Wdisabled-optimization
1790 check_cflags -Wpointer-arith
1791 check_cflags -Wredundant-decls
1792 check_cflags -Wno-pointer-sign
1793 enabled extrawarnings && check_cflags -Winline
1794
1795 # add some linker flags
1796 check_ldflags $LDLATEFLAGS
1797
1798 # not all compilers support -Os
1799 test "$optimize" = "small" && check_cflags -Os
1800
1801 if enabled optimize; then
1802 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1803 add_cflags "-O5"
1804 add_ldflags "-O5"
1805 else
1806 add_cflags "-O3"
1807 fi
1808 fi
1809
1810 # PIC flags for shared library objects where they are needed
1811 if test "$lshared" = "yes" ; then
1812 # LIBOBJFLAGS may have already been set in the OS configuration
1813 if test -z "$LIBOBJFLAGS" ; then
1814 case "$arch" in
1815 x86_64|ia64|alpha|sparc*) LIBOBJFLAGS="\$(PIC)" ;;
1816 esac
1817 fi
1818 fi
1819
1820 if test "$gprof" = "yes" ; then
1821 add_cflags "-p"
1822 add_ldflags "-p"
1823 fi
1824
1825 VHOOKCFLAGS="-fPIC $CFLAGS"
1826 test "$needmdynamicnopic" = yes && add_cflags -mdynamic-no-pic
1827
1828 # find if .align arg is power-of-two or not
1829 if test $asmalign_pot = "unknown"; then
1830 asmalign_pot="no"
1831 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1832 fi
1833
1834 echo "install prefix $PREFIX"
1835 echo "source path $source_path"
1836 echo "C compiler $cc"
1837 echo "make $make"
1838 echo ".align is power-of-two $asmalign_pot"
1839 echo "ARCH $arch ($cpu)"
1840 if test "$BUILDSUF" != ""; then
1841 echo "build suffix $BUILDSUF"
1842 fi
1843 echo "big-endian $bigendian"
1844 if test $arch = "x86_32" -o $arch = "x86_64"; then
1845 echo "MMX enabled $mmx"
1846 echo "CMOV enabled $cmov"
1847 echo "CMOV is fast $cmov_is_fast"
1848 fi
1849 if test $arch = "armv4l"; then
1850 echo "ARMv5TE enabled $armv5te"
1851 echo "ARMv6 enabled $armv6"
1852 echo "IWMMXT enabled $iwmmxt"
1853 fi
1854 if test $arch = "mips"; then
1855 echo "MMI enabled $mmi"
1856 fi
1857 if test $arch = "powerpc"; then
1858 echo "AltiVec enabled $altivec"
1859 echo "dcbzl available $dcbzl"
1860 fi
1861 echo "gprof enabled $gprof"
1862 echo "debug symbols $debug"
1863 echo "strip symbols $dostrip"
1864 echo "optimize $optimize"
1865 echo "static $lstatic"
1866 echo "shared $lshared"
1867 echo "postprocessing support $pp"
1868 echo "software scaler enabled $swscaler"
1869 echo "video hooking $vhook"
1870 if test "$vhook" = "yes"; then
1871 echo "Imlib2 support $imlib2"
1872 echo "FreeType support $freetype2"
1873 fi
1874 echo "network support $network"
1875 if test "$network" = "yes" ; then
1876 echo "IPv6 support $ipv6"
1877 fi
1878 echo "threading support $thread_type"
1879 echo "SDL support $sdl"
1880 if test $sdl_too_old = "yes"; then
1881 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1882 fi
1883 echo "Sun medialib support $mlib"
1884 echo "AVISynth enabled $avisynth"
1885 echo "liba52 support $liba52"
1886 echo "liba52 dlopened $liba52bin"
1887 echo "libdts support $libdts"
1888 echo "libfaac enabled $libfaac"
1889 echo "libfaad enabled $libfaad"
1890 echo "faadbin enabled $libfaadbin"
1891 echo "libgsm enabled $libgsm"
1892 echo "libmp3lame enabled $libmp3lame"
1893 echo "libnut enabled $libnut"
1894 echo "libogg enabled $libogg"
1895 echo "libtheora enabled $libtheora"
1896 echo "libvorbis enabled $libvorbis"
1897 echo "x264 enabled $x264"
1898 echo "XviD enabled $xvid"
1899 echo "zlib enabled $zlib"
1900 echo "AMR-NB float support $amr_nb"
1901 echo "AMR-NB fixed support $amr_nb_fixed"
1902 echo "AMR-WB float support $amr_wb"
1903 echo "AMR-WB IF2 support $amr_if2"
1904 if test "$gpl" = "no" ; then
1905 echo "License: LGPL"
1906 else
1907 echo "License: GPL"
1908 fi
1909
1910 echo "Creating config.mak and config.h..."
1911
1912 echo "# Automatically generated by configure - do not modify!" > config.mak
1913 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1914 echo "#define FFMPEG_CONFIGURATION "'"'"$FFMPEG_CONFIGURATION"'"' >> $TMPH
1915
1916 echo "PREFIX=$PREFIX" >> config.mak
1917 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1918 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1919 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1920 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1921 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1922 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1923 echo "MAKE=$make" >> config.mak
1924 echo "CC=$cc" >> config.mak
1925 echo "AR=$ar" >> config.mak
1926 echo "RANLIB=$ranlib" >> config.mak
1927 if test "$dostrip" = "yes" ; then
1928 echo "STRIP=$strip" >> config.mak
1929 else
1930 echo "STRIP=echo ignoring strip" >> config.mak
1931 fi
1932
1933 echo "OPTFLAGS=$CFLAGS" >> config.mak
1934 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1935 echo "LDFLAGS=$LDFLAGS" >> config.mak
1936 echo "LDCONFIG=$LDCONFIG" >> config.mak
1937 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1938 echo "SHFLAGS=$SHFLAGS" >> config.mak
1939 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1940 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1941 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1942 echo "BUILD_STATIC=$lstatic" >> config.mak
1943 echo "BUILDSUF=$BUILDSUF" >> config.mak
1944 echo "LIBPREF=$LIBPREF" >> config.mak
1945 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1946 if test "$lstatic" = "yes" ; then
1947 echo "LIB=$LIB" >> config.mak
1948 else # Some Make complain if this variable does not exist.
1949 echo "LIB=" >> config.mak
1950 fi
1951 echo "SLIBPREF=$SLIBPREF" >> config.mak
1952 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1953 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1954 echo "TARGET_OS=$targetos" >> config.mak
1955
1956 ucarch=`toupper $arch`
1957 echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
1958 echo "#define ARCH_${ucarch} 1" >> $TMPH
1959
1960 # special cases
1961 case "$arch" in
1962 x86_32|x86_64)
1963 echo "TARGET_ARCH_X86=yes" >> config.mak
1964 echo "#define ARCH_X86 1" >> $TMPH
1965 ;;
1966 powerpc)
1967 if test "$POWERPCMODE" = "64bits"; then
1968 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1969 fi
1970 if test "$powerpc_perf" = "yes"; then
1971 echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH
1972 fi
1973 ;;
1974 sparc64)
1975 echo "TARGET_ARCH_SPARC=yes" >> config.mak
1976 echo "#define ARCH_SPARC 1" >> $TMPH
1977 ;;
1978 esac
1979
1980 if test "$bigendian" = "yes" ; then
1981 echo "WORDS_BIGENDIAN=yes" >> config.mak
1982 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1983 fi
1984 if test "$mmx" = "yes" ; then
1985 echo "TARGET_MMX=yes" >> config.mak
1986 echo "#define HAVE_MMX 1" >> $TMPH
1987 echo "#define __CPU__ 586" >> $TMPH
1988 fi
1989 if test "$cmov" = "yes" ; then
1990 echo "TARGET_CMOV=yes" >> config.mak
1991 echo "#define HAVE_CMOV 1" >> $TMPH
1992 fi
1993 if test "$cmov_is_fast" = "yes" ; then
1994 echo "TARGET_CMOV_IS_FAST=yes" >> config.mak
1995 echo "#define CMOV_IS_FAST 1" >> $TMPH
1996 fi
1997 if test "$armv5te" = "yes" ; then
1998 echo "TARGET_ARMV5TE=yes" >> config.mak
1999 echo "#define HAVE_ARMV5TE 1" >> $TMPH
2000 fi
2001 if test "$iwmmxt" = "yes" ; then
2002 echo "TARGET_IWMMXT=yes" >> config.mak
2003 echo "#define HAVE_IWMMXT 1" >> $TMPH
2004 fi
2005 if test "$mmi" = "yes" ; then
2006 echo "TARGET_MMI=yes" >> config.mak
2007 echo "#define HAVE_MMI 1" >> $TMPH
2008 fi
2009
2010 if test "$altivec" = "yes" ; then
2011 echo "TARGET_ALTIVEC=yes" >> config.mak
2012 echo "#define HAVE_ALTIVEC 1" >> $TMPH
2013 fi
2014
2015 if test "$sdl" = "yes" ; then
2016 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2017 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2018 fi
2019 if test "$texi2html" = "yes"; then
2020 echo "BUILD_DOC=yes" >> config.mak
2021 fi
2022
2023 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
2024 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
2025 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
2026 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
2027 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
2028
2029
2030
2031 if test "$lshared" = "yes" ; then
2032 echo "BUILD_SHARED=yes" >> config.mak
2033 echo "PIC=-fPIC -DPIC" >> config.mak
2034 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2035 echo "SPPVERSION=$pp_version" >> config.mak
2036 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2037 echo "LAVCVERSION=$lavc_version" >> config.mak
2038 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2039 echo "LAVFVERSION=$lavf_version" >> config.mak
2040 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2041 echo "LAVUVERSION=$lavu_version" >> config.mak
2042 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2043 echo "SWSVERSION=$sws_version" >> config.mak
2044 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2045 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2046 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2047 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2048 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2049 fi
2050 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2051 echo "EXTRALIBS=$extralibs" >> config.mak
2052
2053 enabled_any $ENCODER_LIST && enable encoders
2054 enabled_any $DECODER_LIST && enable decoders
2055 enabled_any $MUXER_LIST && enable muxers
2056 enabled_any $DEMUXER_LIST && enable demuxers
2057
2058 enabled_any pthreads beosthreads os2threads w32threads && enable threads
2059
2060 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
2061 $DEMUXER_LIST $MUXER_LIST
2062
2063 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2064 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
2065
2066 if test "$targetos" = "Darwin"; then
2067 echo "#define CONFIG_DARWIN 1" >> $TMPH
2068 fi
2069
2070 echo "#define restrict $_restrict" >> $TMPH
2071
2072 if test "$optimize" = "small"; then
2073 echo "#define always_inline" >> $TMPH
2074 echo "#define CONFIG_SMALL 1" >> $TMPH
2075 fi
2076
2077 echo "SRC_PATH=\"$source_path\"" >> config.mak
2078 echo "SRC_PATH_BARE=$source_path" >> config.mak
2079 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2080
2081 if test "$amr_if2" = "yes" ; then
2082 echo "AMR_CFLAGS=-DIF2=1" >> config.mak
2083 fi
2084
2085 # Apparently it's not possible to portably echo a backslash.
2086 if test "$asmalign_pot" = "yes" ; then
2087 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2088 else
2089 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2090 fi
2091
2092
2093 for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
2094 ucname="`toupper $codec`"
2095 config_name="CONFIG_$ucname"
2096 enabled_name="ENABLE_$ucname"
2097 if enabled $codec; then
2098 echo "#define $config_name 1" >> $TMPH
2099 echo "#define $enabled_name 1" >> $TMPH
2100 echo "$config_name=yes" >> config.mak
2101 else
2102 echo "#define $enabled_name 0" >> $TMPH
2103 fi
2104 done
2105
2106 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2107 if ! cmp -s $TMPH config.h; then
2108 mv -f $TMPH config.h
2109 else
2110 echo "config.h is unchanged"
2111 fi
2112
2113 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2114
2115 # build tree in object directory if source path is different from current one
2116 if test "$source_path_used" = "yes" ; then
2117 DIRS="\
2118 doc \
2119 libavformat \
2120 libavcodec \
2121 libavcodec/alpha \
2122 libavcodec/armv4l \
2123 libavcodec/bfin \
2124 libavcodec/i386 \
2125 libavcodec/sparc \
2126 libavcodec/mlib \
2127 libavcodec/ppc \
2128 libavcodec/liba52 \
2129 libavcodec/amr \
2130 libavcodec/amr_float \
2131 libavcodec/amrwb_float \
2132 libpostproc \
2133 libavutil \
2134 libswscale \
2135 tests \
2136 vhook \
2137 "
2138 FILES="\
2139 Makefile \
2140 common.mak \
2141 libavformat/Makefile \
2142 libavcodec/Makefile \
2143 libpostproc/Makefile \
2144 libavutil/Makefile \
2145 libswscale/Makefile \
2146 tests/Makefile \
2147 vhook/Makefile \
2148 doc/Makefile \
2149 doc/texi2pod.pl \
2150 "
2151 for dir in $DIRS ; do
2152 mkdir -p $dir
2153 done
2154 for f in $FILES ; do
2155 ln -sf "$source_path/$f" $f
2156 done
2157 fi
2158
2159
2160 # build pkg-config files
2161 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2162
2163 pkgconfig_generate(){
2164 name=$1
2165 comment=$2
2166 version=$3
2167 libs=$4
2168 requires=$5
2169 include=$6
2170 cat <<EOF >$name.pc
2171 prefix=$PREFIX
2172 exec_prefix=\${prefix}
2173 libdir=\${exec_prefix}/lib
2174 includedir=\${prefix}/include
2175
2176 Name: $name
2177 Description: $comment
2178 Version: $version
2179 Requires: $requires
2180 Conflicts:
2181 Libs: -L\${libdir} $libs
2182 Cflags: -I\${includedir} -I\${includedir}/$include
2183 EOF
2184 }
2185
2186 pkgconfig_generate_uninstalled(){
2187 name=$1
2188 shortname=${name#lib}
2189 comment=$2
2190 version=$3
2191 libs=$4
2192 requires=$5
2193 cat <<EOF >$name-uninstalled.pc
2194 prefix=
2195 exec_prefix=
2196 libdir=\${pcfiledir}/$name
2197 includedir=\${pcfiledir}/$name
2198
2199 Name: $name
2200 Description: $comment
2201 Version: $version
2202 Requires: $requires
2203 Conflicts:
2204 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2205 Cflags: -I\${includedir}
2206 EOF
2207 }
2208
2209 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2210 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2211
2212 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2213 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2214
2215 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2216 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2217
2218 if test "$pp" = "yes"; then
2219 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2220 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2221 fi
2222
2223 if test "$swscaler" != "no"; then
2224 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale
2225 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2226 else
2227 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale
2228 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2229 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2230 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2231 fi