merge print_config_enable() and print_config() as only the former is used
[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-static build static libraries [default=yes]"
66 echo " --disable-static do not build static libraries [default=no]"
67 echo " --enable-shared build shared libraries [default=no]"
68 echo " --disable-shared do not build shared libraries [default=yes]"
69 echo " --enable-gpl allow use of GPL code, the resulting libav*"
70 echo " and ffmpeg will be under GPL [default=no]"
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
73 echo " --enable-beosthreads use BeOS threads [default=no]"
74 echo " --enable-os2threads use OS/2 threads [default=no]"
75 echo " --enable-pthreads use pthreads [default=no]"
76 echo " --enable-w32threads use Win32 threads [default=no]"
77 echo " --enable-x11grab enable X11 grabbing [default=no]"
78 echo
79 echo "External library support:"
80 echo " --enable-sunmlib use Sun medialib [default=no]"
81 echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
82 echo " and libraw1394 [default=no]"
83 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
84 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
85 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
86 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
87 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
88 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
89 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
90 echo " --enable-libfaadbin build FAAD support with runtime linking [default=no]"
91 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
92 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
93 echo " --enable-libnut enable NUT (de)muxing via libnut,"
94 echo " native demuxer exists [default=no]"
95 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
96 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
97 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
98 echo " native implementations exist [default=no]"
99 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
100 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
101 echo " native MPEG-4/Xvid encoder exists [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 [$cross_prefix]"
106 echo " --cross-compile assume a cross-compiler is used"
107 echo " --target-os=OS compiler targets OS [$targetos]"
108 echo " --cc=CC use C compiler CC [$cc]"
109 echo " --make=MAKE use specified make [$make]"
110 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
111 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
112 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
113 echo " --build-suffix=SUFFIX suffix for application specific build []"
114 echo " --arch=ARCH select architecture [$arch]"
115 echo " --cpu=CPU selects the minimum cpu required (affects"
116 echo " instruction selection, may crash on older CPUs)"
117 echo " --enable-powerpc-perf enable performance report on PPC"
118 echo " (requires enabling PMC)"
119 echo " --disable-mmx disable MMX usage"
120 echo " --disable-armv5te disable armv5te usage"
121 echo " --disable-armv6 disable armv6 usage"
122 echo " --disable-iwmmxt disable iwmmxt usage"
123 echo " --disable-altivec disable AltiVec usage"
124 echo " --disable-audio-oss disable OSS audio support [default=no]"
125 echo " --disable-audio-beos disable BeOS audio support [default=no]"
126 echo " --disable-v4l disable video4linux grabbing [default=no]"
127 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
128 echo " --disable-bktr disable bktr video grabbing [default=no]"
129 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
130 echo " --disable-network disable network support [default=no]"
131 echo " --disable-ipv6 disable ipv6 support [default=no]"
132 echo " --disable-zlib disable zlib [default=no]"
133 echo " --disable-vhook disable video hooking support"
134 echo " --disable-debug disable debugging symbols"
135 echo " --disable-mpegaudio-hp faster (but less accurate)"
136 echo " MPEG audio decoding [default=no]"
137 echo " --disable-ffmpeg disable ffmpeg build"
138 echo " --disable-ffserver disable ffserver build"
139 echo " --disable-ffplay disable ffplay build"
140 echo " --enable-small optimize for size instead of speed"
141 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
142 echo " --disable-encoder=NAME disables encoder NAME"
143 echo " --enable-encoder=NAME enables encoder NAME"
144 echo " --disable-decoder=NAME disables decoder NAME"
145 echo " --enable-decoder=NAME enables decoder NAME"
146 echo " --disable-encoders disables all encoders"
147 echo " --disable-decoders disables all decoders"
148 echo " --disable-muxer=NAME disables muxer NAME"
149 echo " --enable-muxer=NAME enables muxer NAME"
150 echo " --disable-muxers disables all muxers"
151 echo " --disable-demuxer=NAME disables demuxer NAME"
152 echo " --enable-demuxer=NAME enables demuxer NAME"
153 echo " --disable-demuxers disables all demuxers"
154 echo " --enable-parser=NAME enables parser NAME"
155 echo " --disable-parser=NAME disables parser NAME"
156 echo " --disable-parsers disables all parsers"
157 echo " --enable-bsf=NAME enables bitstream filter NAME"
158 echo " --disable-bsf=NAME disables bitstream filter NAME"
159 echo " --disable-bsfs disables all bitstream filters"
160 echo " --enable-protocol=NAME enables protocol NAME"
161 echo " --disable-protocol=NAME disables protocol NAME"
162 echo " --disable-protocols disables all protocols"
163 echo
164 echo "Developer options (useful when working on FFmpeg itself):"
165 echo " --enable-gprof enable profiling with gprof [$gprof]"
166 echo " --disable-opts disable compiler optimizations"
167 echo " --enable-extra-warnings enable more compiler warnings"
168 echo " --disable-strip disable stripping of executables and shared libraries"
169 echo ""
170 echo "NOTE: Object files are built at the place where configure is launched."
171 exit 1
172 }
173
174 log(){
175 echo "$@" >>$logfile
176 }
177
178 log_file(){
179 log BEGIN $1
180 cat -n $1 >>$logfile
181 log END $1
182 }
183
184 echolog(){
185 log "$@"
186 echo "$@"
187 }
188
189 die(){
190 echolog "$@"
191 cat <<EOF
192 If you think configure made a mistake, make sure you are using the latest
193 version from SVN. If the latest version fails, report the problem to the
194 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
195 EOF
196 if enabled logging; then
197 cat <<EOF
198 Include the log file "$logfile" produced by configure as this will help
199 solving the problem.
200 EOF
201 else
202 cat <<EOF
203 Rerun configure with logging enabled (do not use --log=no), and include the
204 log this produces with your report.
205 EOF
206 fi
207 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
208 exit 1
209 }
210
211 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
212 toupper(){
213 echo "$@" | tr '[a-z]' '[A-Z]'
214 }
215
216 tolower(){
217 echo "$@" | tr '[A-Z]' '[a-z]'
218 }
219
220 set_all(){
221 value=$1
222 shift
223 for var in $*; do
224 eval $var=$value
225 done
226 }
227
228 pushvar(){
229 for var in $*; do
230 eval level=\${${var}_level:=0}
231 eval ${var}_${level}="\$$var"
232 eval ${var}_level=$(($level+1))
233 done
234 }
235
236 popvar(){
237 for var in $*; do
238 eval level=\${${var}_level:-0}
239 test $level = 0 && continue
240 eval level=$(($level-1))
241 eval $var="\${${var}_${level}}"
242 eval ${var}_level=$level
243 eval unset ${var}_${level}
244 done
245 }
246
247 enable(){
248 set_all yes $*
249 }
250
251 disable(){
252 set_all no $*
253 }
254
255 enabled(){
256 eval test "x\$$1" = "xyes"
257 }
258
259 disabled(){
260 eval test "x\$$1" = "xno"
261 }
262
263 enabled_all(){
264 for opt; do
265 enabled $opt || return 1
266 done
267 }
268
269 disabled_all(){
270 for opt; do
271 disabled $opt || return 1
272 done
273 }
274
275 enabled_any(){
276 for opt; do
277 enabled $opt && return 0
278 done
279 }
280
281 disabled_any(){
282 for opt; do
283 disabled $opt && return 0
284 done
285 }
286
287 check_deps(){
288 for cfg; do
289 enabled ${cfg}_checking && die "Circular dependency for $cfg."
290 disabled ${cfg}_checking && continue
291 enable ${cfg}_checking
292
293 eval dep_all="\$${cfg}_deps"
294 eval dep_any="\$${cfg}_deps_any"
295
296 pushvar cfg dep_all dep_any
297 check_deps $dep_all $dep_any
298 popvar cfg dep_all dep_any
299
300 enabled_all $dep_all || disable $cfg
301 enabled_any $dep_any || disable $cfg
302
303 disable ${cfg}_checking
304 done
305 }
306
307 print_config(){
308 pfx=$1
309 header=$2
310 makefile=$3
311 shift 3
312 for cfg; do
313 ucname="`toupper $cfg`"
314 if enabled $cfg; then
315 echo "#define ${pfx}${ucname} 1" >> $header
316 echo "#define ENABLE_${ucname} 1" >> $header
317 echo "${pfx}${ucname}=yes" >> $makefile
318 else
319 echo "#define ENABLE_${ucname} 0" >> $header
320 fi
321 done
322 }
323
324 flags_saved(){
325 (: ${SAVE_CFLAGS?}) 2>/dev/null
326 }
327
328 save_flags(){
329 flags_saved && return
330 SAVE_CFLAGS="$CFLAGS"
331 SAVE_LDFLAGS="$LDFLAGS"
332 SAVE_extralibs="$extralibs"
333 }
334
335 restore_flags(){
336 flags_saved || return
337 CFLAGS="$SAVE_CFLAGS"
338 LDFLAGS="$SAVE_LDFLAGS"
339 extralibs="$SAVE_extralibs"
340 unset SAVE_CFLAGS
341 unset SAVE_LDFLAGS
342 unset SAVE_extralibs
343 }
344
345 temp_cflags(){
346 save_flags
347 CFLAGS="$CFLAGS $*"
348 }
349
350 temp_ldflags(){
351 save_flags
352 LDFLAGS="$LDFLAGS $*"
353 }
354
355 temp_extralibs(){
356 save_flags
357 extralibs="$extralibs $*"
358 }
359
360 append(){
361 var=$1
362 shift
363 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
364 eval "$var=\"\$$var $*\""
365 }
366
367 add_cflags(){
368 append CFLAGS "$@"
369 }
370
371 add_ldflags(){
372 append LDFLAGS "$@"
373 }
374
375 add_extralibs(){
376 append extralibs "$@"
377 }
378
379 check_cmd(){
380 log "$@"
381 "$@" >>$logfile 2>&1
382 }
383
384 check_cc(){
385 log check_cc "$@"
386 cat >$TMPC
387 log_file $TMPC
388 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
389 }
390
391 check_cpp(){
392 log check_cpp "$@"
393 cat >$TMPC
394 log_file $TMPC
395 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
396 }
397
398 check_ld(){
399 log check_ld "$@"
400 check_cc || return
401 check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
402 }
403
404 check_cflags(){
405 log check_cflags "$@"
406 check_cc "$@" <<EOF && add_cflags "$@"
407 int x;
408 EOF
409 }
410
411 check_ldflags(){
412 log check_ldflags "$@"
413 check_ld "$@" <<EOF && add_ldflags "$@"
414 int main(){
415 return 0;
416 }
417 EOF
418 }
419
420 check_header(){
421 log check_header "$@"
422 header=$1
423 shift
424 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
425 disable $var
426 check_cpp "$@" <<EOF && enable $var
427 #include <$header>
428 int x;
429 EOF
430 }
431
432 check_func(){
433 log check_func "$@"
434 func=$1
435 shift
436 disable $func
437 check_ld "$@" <<EOF && enable $func
438 extern int $func();
439 int main(){
440 $func();
441 }
442 EOF
443 }
444
445 check_func2(){
446 log check_func2 "$@"
447 headers=$1
448 func=$2
449 shift 2
450 disable $func
451 incs=""
452 for hdr in $headers; do
453 incs="$incs
454 #include <$hdr>"
455 done
456 check_ld "$@" <<EOF && enable $func
457 $incs
458 int main(){
459 (void) $func;
460 return 0;
461 }
462 EOF
463 }
464
465 check_lib(){
466 log check_lib "$@"
467 header="$1"
468 func="$2"
469 shift 2
470 temp_extralibs "$@"
471 check_header $header && check_func $func && add_extralibs "$@"
472 err=$?
473 restore_flags
474 return $err
475 }
476
477 check_lib2(){
478 log check_lib2 "$@"
479 headers="$1"
480 func="$2"
481 shift 2
482 temp_extralibs "$@"
483 check_func2 "$headers" $func && add_extralibs "$@"
484 err=$?
485 restore_flags
486 return $err
487 }
488
489 check_exec(){
490 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
491 }
492
493 check_exec_crash(){
494 code=`cat`
495
496 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
497 # are safe but may not be available everywhere. Thus we use
498 # raise(SIGTERM) instead. The check is run in a subshell so we
499 # can redirect the "Terminated" message from the shell. SIGBUS
500 # is not defined by standard C so it is used conditionally.
501
502 (check_exec "$@") >>$logfile 2>&1 <<EOF
503 #include <signal.h>
504 static void sighandler(int sig){
505 raise(SIGTERM);
506 }
507 int main(){
508 signal(SIGILL, sighandler);
509 signal(SIGFPE, sighandler);
510 signal(SIGSEGV, sighandler);
511 #ifdef SIGBUS
512 signal(SIGBUS, sighandler);
513 #endif
514 { $code }
515 }
516 EOF
517 }
518
519 require(){
520 name="$1"
521 header="$2"
522 func="$3"
523 shift 3
524 check_lib $header $func "$@" || die "ERROR: $name not found"
525 }
526
527 require2(){
528 name="$1"
529 headers="$2"
530 func="$3"
531 shift 3
532 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
533 }
534
535 check_foo_config(){
536 cfg=$1
537 pkg=$2
538 header=$3
539 func=$4
540 shift 4
541 disable $cfg
542 check_cmd ${pkg}-config --version
543 err=$?
544 if test "$err" = 0; then
545 temp_cflags `${pkg}-config --cflags`
546 temp_extralibs `${pkg}-config --libs`
547 check_lib "$@" $header $func && enable $cfg
548 fi
549 return $err
550 }
551
552 apply(){
553 file=$1
554 shift
555 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
556 }
557
558 CONFIG_LIST='
559 encoders
560 decoders
561 parsers
562 bsfs
563 muxers
564 demuxers
565 audio_beos
566 audio_oss
567 avisynth
568 beos_netserver
569 bktr
570 dc1394
571 dv1394
572 ffmpeg
573 ffplay
574 ffserver
575 gpl
576 gprof
577 ipv6
578 liba52
579 liba52bin
580 libamr
581 libamr_nb
582 libamr_wb
583 libfaac
584 libfaad
585 libfaadbin
586 libgsm
587 libmp3lame
588 libnut
589 libogg
590 libtheora
591 libvorbis
592 libx264
593 libxvid
594 memalign_hack
595 mpegaudio_hp
596 network
597 powerpc_perf
598 pp
599 protocols
600 swscaler
601 vhook
602 v4l
603 v4l2
604 x11grab
605 zlib
606 '
607
608 THREADS_LIST='
609 beosthreads
610 os2threads
611 pthreads
612 w32threads
613 '
614
615 ARCH_LIST='
616 alpha
617 armv4l
618 bfin
619 ia64
620 m68k
621 mips
622 parisc
623 powerpc
624 s390
625 sh4
626 sparc
627 sparc64
628 x86
629 x86_32
630 x86_64
631 '
632
633 ARCH_EXT_LIST='
634 altivec
635 armv5te
636 armv6
637 iwmmxt
638 mmi
639 mmx
640 '
641
642 HAVE_LIST="
643 $ARCH_EXT_LIST
644 $THREADS_LIST
645 altivec_h
646 arpa_inet_h
647 byteswap_h
648 cmov
649 dcbzl
650 dev_bktr_ioctl_bt848_h
651 dev_bktr_ioctl_meteor_h
652 dev_ic_bt8xx_h
653 dev_video_meteor_ioctl_meteor_h
654 dev_video_bktr_ioctl_bt848_h
655 dlfcn_h
656 dlopen
657 ebp_available
658 ebx_available
659 fast_64bit
660 fast_cmov
661 fast_unaligned
662 freetype2
663 imlib2
664 inet_aton
665 localtime_r
666 lrintf
667 machine_ioctl_bt848_h
668 machine_ioctl_meteor_h
669 malloc_h
670 memalign
671 mlib
672 os2
673 sdl
674 sdl_video_size
675 soundcard_h
676 ssse3
677 sys_poll_h
678 sys_soundcard_h
679 threads
680 "
681
682 CMDLINE_SELECT="
683 $ARCH_EXT_LIST
684 $CONFIG_LIST
685 $THREADS_LIST
686 debug
687 extra_warnings
688 shared
689 static
690 "
691
692 # code dependency declarations
693
694 # decoders / encoders
695 dxa_decoder_deps="zlib"
696 flashsv_decoder_deps="zlib"
697 flashsv_encoder_deps="zlib"
698 flv_decoder_deps="h263_decoder"
699 h263_decoder_deps="h263_parser mpeg4video_parser"
700 h263i_decoder_deps="h263_decoder"
701 h264_decoder_deps="h264_parser"
702 mpeg_xvmc_decoder_deps="xvmc"
703 mpeg4_decoder_deps="h263_decoder"
704 msmpeg4v1_decoder_deps="h263_decoder"
705 msmpeg4v2_decoder_deps="h263_decoder"
706 msmpeg4v3_decoder_deps="h263_decoder"
707 png_decoder_deps="zlib"
708 png_encoder_deps="zlib"
709 vc1_decoder_deps="h263_decoder"
710 wmv1_decoder_deps="h263_decoder"
711 wmv2_decoder_deps="h263_decoder"
712 wmv3_decoder_deps="h263_decoder"
713 zmbv_decoder_deps="zlib"
714 zmbv_encoder_deps="zlib"
715
716 # external libraries
717 mpeg4aac_decoder_deps="libfaad"
718 liba52_decoder_deps="liba52"
719 libamr_nb_decoder_deps="libamr_nb"
720 libamr_nb_encoder_deps="libamr_nb"
721 libamr_wb_decoder_deps="libamr_wb"
722 libamr_wb_encoder_deps="libamr_wb"
723 libfaac_encoder_deps="libfaac"
724 libfaad_decoder_deps="libfaad"
725 libgsm_decoder_deps="libgsm"
726 libgsm_encoder_deps="libgsm"
727 libgsm_ms_decoder_deps="libgsm"
728 libgsm_ms_encoder_deps="libgsm"
729 libmp3lame_encoder_deps="libmp3lame"
730 libtheora_encoder_deps="libtheora"
731 libvorbis_decoder_deps="libvorbis"
732 libvorbis_encoder_deps="libvorbis"
733 libx264_encoder_deps="libx264"
734 libxvid_encoder_deps="libxvid"
735
736 # demuxers / muxers
737 ac3_demuxer_deps="ac3_parser"
738 audio_demuxer_deps_any="audio_oss audio_beos"
739 audio_muxer_deps_any="audio_oss audio_beos"
740 dc1394_demuxer_deps="dc1394"
741 dv1394_demuxer_deps="dv1394"
742 gxf_muxer_deps="gpl"
743 libnut_demuxer_deps="libnut"
744 libnut_muxer_deps="libnut"
745 mp3_demuxer_deps="mpegaudio_parser"
746 ogg_muxer_deps="libogg"
747 redir_demuxer_deps="network"
748 rtp_muxer_deps="network mpegts_demuxer"
749 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
750 sdp_demuxer_deps="rtsp_demuxer"
751 v4l2_demuxer_deps="v4l2"
752 video_grab_bktr_demuxer_deps="bktr"
753 video_grab_v4l_demuxer_deps="v4l"
754 x11_grab_device_demuxer_deps="x11grab"
755
756 # protocols
757 http_protocol_deps="network"
758 rtp_protocol_deps="udp_protocol"
759 tcp_protocol_deps="network"
760 udp_protocol_deps="network"
761
762 # programs
763 ffplay_deps="sdl"
764 ffserver_deps="muxers rtp_protocol"
765
766
767 # set temporary file name
768 if test ! -z "$TMPDIR" ; then
769 TMPDIR1="${TMPDIR}"
770 elif test ! -z "$TEMPDIR" ; then
771 TMPDIR1="${TEMPDIR}"
772 else
773 TMPDIR1="/tmp"
774 fi
775
776 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
777 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
778 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
779 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
780 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
781
782 # default parameters
783
784 logging="yes"
785 logfile="config.err"
786
787 # installation paths
788 PREFIX="/usr/local"
789 libdir='${PREFIX}/lib'
790 shlibdir="$libdir"
791 incdir='${PREFIX}/include/ffmpeg'
792 mandir='${PREFIX}/man'
793 bindir='${PREFIX}/bin'
794
795 # toolchain
796 cross_prefix=""
797 cross_compile="no"
798 cc="gcc"
799 ar="ar"
800 ranlib="ranlib"
801 make="make"
802 strip="strip"
803 asmalign_pot="unknown"
804
805 # machine
806 arch=`uname -m`
807 cpu="generic"
808 powerpc_perf="no"
809 mmx="default"
810 cmov="no"
811 fast_cmov="no"
812 fast_unaligned="no"
813 armv5te="default"
814 armv6="default"
815 iwmmxt="default"
816 altivec="default"
817 dcbzl="no"
818 mmi="default"
819 bigendian="no"
820
821 # OS
822 targetos=$(tolower $(uname -s))
823 beos_netserver="no"
824 os2="no"
825
826 # non-library system interfaces
827 audio_beos="default"
828 audio_oss="yes"
829 bktr="yes"
830 dv1394="yes"
831 v4l2="yes"
832 v4l="yes"
833
834 # libraries
835 avisynth="no"
836 dc1394="no"
837 dlfcn_h="no"
838 dlopen="no"
839 liba52="no"
840 liba52bin="no"
841 libamr_nb="no"
842 libamr_wb="no"
843 libfaac="no"
844 libfaad2="no"
845 libfaad="no"
846 libfaadbin="no"
847 libgsm="no"
848 libmp3lame="no"
849 libnut="no"
850 libogg="no"
851 libtheora="no"
852 libvorbis="no"
853 libx264="no"
854 libxvid="no"
855 mlib="no"
856 x11grab="no"
857 zlib="yes"
858
859 # configurable options
860 debug="yes"
861 dostrip="yes"
862 extra_warnings="no"
863 ffmpeg="yes"
864 ffplay="yes"
865 ffserver="yes"
866 gpl="no"
867 gprof="no"
868 ipv6="yes"
869 shared="no"
870 static="yes"
871 memalign_hack="no"
872 mpegaudio_hp="yes"
873 network="yes"
874 optimize="yes"
875 pp="no"
876 protocols="yes"
877 swscaler="no"
878 vhook="default"
879
880 # threading
881 beosthreads="no"
882 os2threads="no"
883 pthreads="no"
884 w32threads="no"
885 thread_type="no"
886
887 # build settings
888 SHFLAGS='-shared -Wl,-soname,$@'
889 VHOOKSHFLAGS='$(SHFLAGS)'
890 LIBOBJFLAGS=""
891 FFLDFLAGS=-Wl,--warn-common
892 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
893 FFSERVERLDFLAGS=-Wl,-E
894 LDCONFIG="ldconfig"
895 LIBPREF="lib"
896 LIBSUF=".a"
897 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
898 SLIBPREF="lib"
899 SLIBSUF=".so"
900 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
901 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
902 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
903 EXESUF=""
904 BUILDSUF=""
905 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
906
907 # find source path
908 source_path="`dirname \"$0\"`"
909 source_path_used="yes"
910 if test -z "$source_path" -o "$source_path" = "." ; then
911 source_path="`pwd`"
912 source_path_used="no"
913 else
914 source_path="`cd \"$source_path\"; pwd`"
915 echo "$source_path" | grep -q '[[:blank:]]' &&
916 die "Out of tree builds are impossible with whitespace in source path."
917 fi
918
919 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
920 show_help
921 fi
922
923 FFMPEG_CONFIGURATION="$@"
924
925 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
926 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
927 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
928 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
929 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
930 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
931 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
932
933 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
934
935 die_unknown(){
936 echo "Unknown option \"$1\"."
937 echo "See $0 --help for available options."
938 exit 1
939 }
940
941 for opt do
942 optval="${opt#*=}"
943 case "$opt" in
944 --log)
945 ;;
946 --log=*) logging="$optval"
947 ;;
948 --prefix=*) PREFIX="$optval"
949 ;;
950 --libdir=*) libdir="$optval"
951 ;;
952 --shlibdir=*) shlibdir="$optval"
953 ;;
954 --incdir=*) incdir="$optval"
955 ;;
956 --mandir=*) mandir="$optval"
957 ;;
958 --source-path=*) source_path="$optval"
959 ;;
960 --cross-prefix=*) cross_prefix="$optval"
961 ;;
962 --cross-compile) cross_compile="yes"
963 ;;
964 --target-os=*) targetos="$optval"
965 ;;
966 --cc=*) cc="$optval"
967 ;;
968 --make=*) make="$optval"
969 ;;
970 --extra-cflags=*) add_cflags "$optval"
971 ;;
972 --extra-ldflags=*) add_ldflags "$optval"
973 ;;
974 --extra-libs=*) add_extralibs "$optval"
975 ;;
976 --build-suffix=*) BUILDSUF="$optval"
977 ;;
978 --arch=*) arch="$optval"
979 ;;
980 --cpu=*) cpu="$optval"
981 ;;
982 --disable-opts) optimize="no"
983 ;;
984 --enable-small) optimize="small"
985 ;;
986 --enable-sunmlib) mlib="yes"
987 ;;
988 --disable-strip) dostrip="no"
989 ;;
990 --disable-encoders) disable $ENCODER_LIST
991 ;;
992 --disable-decoders) disable $DECODER_LIST
993 ;;
994 --disable-muxers) disable $MUXER_LIST
995 ;;
996 --disable-demuxers) disable $DEMUXER_LIST
997 ;;
998 --disable-parsers) disable $PARSER_LIST
999 ;;
1000 --disable-bsfs) disable $BSF_LIST
1001 ;;
1002 --disable-protocols) disable $PROTOCOL_LIST
1003 ;;
1004 --enable-*=*|--disable-*=*)
1005 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1006 case "$thing" in
1007 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1008 *) die_unknown "$opt" ;;
1009 esac
1010 ;;
1011 --enable-?*|--disable-?*)
1012 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1013 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1014 $action $option
1015 ;;
1016 --help) show_help
1017 ;;
1018 *)
1019 die_unknown $opt
1020 ;;
1021 esac
1022 done
1023
1024 case "$arch" in
1025 i386|i486|i586|i686|i86pc|BePC)
1026 arch="x86_32"
1027 enable fast_unaligned
1028 ;;
1029 x86_64|amd64)
1030 arch="x86_32"
1031 enable fast_unaligned
1032 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1033 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1034 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1035 arch="x86_64"
1036 enable fast_64bit
1037 fi
1038 fi
1039 ;;
1040 # armv4l is a subset of armv[567]*l
1041 arm|armv[4567]*l)
1042 arch="armv4l"
1043 ;;
1044 alpha)
1045 arch="alpha"
1046 enable fast_64bit
1047 ;;
1048 "Power Macintosh"|ppc|powerpc)
1049 arch="powerpc"
1050 ;;
1051 ppc64)
1052 arch="powerpc"
1053 enable fast_64bit
1054 ;;
1055 mips|mipsel|IP*)
1056 arch="mips"
1057 ;;
1058 sun4u|sparc64)
1059 arch="sparc64"
1060 enable fast_64bit
1061 ;;
1062 sparc)
1063 arch="sparc"
1064 ;;
1065 sh4)
1066 arch="sh4"
1067 ;;
1068 parisc)
1069 arch="parisc"
1070 ;;
1071 parisc64)
1072 arch="parisc"
1073 enable fast_64bit
1074 ;;
1075 s390|s390x)
1076 arch="s390"
1077 ;;
1078 m68k)
1079 arch="m68k"
1080 ;;
1081 ia64)
1082 arch="ia64"
1083 enable fast_64bit
1084 ;;
1085 bfin)
1086 arch="bfin"
1087 ;;
1088 *)
1089 arch="unknown"
1090 ;;
1091 esac
1092
1093 # OS specific
1094 osextralibs="-lm"
1095 case $targetos in
1096 beos|haiku|zeta)
1097 PREFIX="$HOME/config"
1098 # helps building libavcodec
1099 add_cflags "-DPIC -fomit-frame-pointer"
1100 # 3 gcc releases known for BeOS, each with ugly bugs
1101 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1102 case "$gcc_version" in
1103 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1104 mmx="no"
1105 ;;
1106 *20010315*) echo "BeBits gcc"
1107 add_cflags "-fno-expensive-optimizations"
1108 ;;
1109 esac
1110 LDCONFIG="echo ignoring ldconfig"
1111 SHFLAGS=-nostart
1112 # disable Linux things
1113 dv1394="no"
1114 # enable BeOS things
1115 disabled audio_beos || enable_audio_beos
1116 # no need for libm, but the inet stuff
1117 # Check for BONE
1118 # XXX: actually should check for NOT net_server
1119 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1120 osextralibs="-lbind -lsocket"
1121 else
1122 beos_netserver="yes"
1123 osextralibs="-lnet"
1124 fi ;;
1125 sunos)
1126 dv1394="no"
1127 FFLDFLAGS=""
1128 FFSERVERLDFLAGS=""
1129 SHFLAGS="-shared -Wl,-h,\$@"
1130 add_extralibs "-lsocket -lnsl"
1131 ;;
1132 netbsd)
1133 dv1394="no"
1134 add_extralibs "-lossaudio"
1135 ;;
1136 openbsd)
1137 dv1394="no"
1138 need_memalign="no"
1139 LIBOBJFLAGS="\$(PIC)"
1140 LDCONFIG="ldconfig -m \$(shlibdir)"
1141 SHFLAGS='-shared'
1142 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1143 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1144 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1145 add_extralibs "-lossaudio"
1146 ;;
1147 freebsd)
1148 dv1394="no"
1149 need_memalign="no"
1150 add_cflags "-pthread"
1151 ;;
1152 gnu/kfreebsd)
1153 dv1394="no"
1154 add_cflags "-pthread"
1155 ;;
1156 bsd/os)
1157 dv1394="no"
1158 osextralibs="-lpoll -lgnugetopt -lm"
1159 strip="strip -d"
1160 ;;
1161 darwin)
1162 dv1394="no"
1163 need_memalign="no"
1164 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1165 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
1166 osextralibs=""
1167 strip="strip -x"
1168 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1169 SLIBSUF=".dylib"
1170 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1171 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1172 FFSERVERLDFLAGS=-Wl,-bind_at_load
1173 ;;
1174 mingw32*)
1175 targetos=mingw32
1176 shlibdir="$bindir"
1177 dv1394="no"
1178 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1179 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1180 ffserver="no"
1181 network="no"
1182 SLIBPREF=""
1183 SLIBSUF=".dll"
1184 EXESUF=".exe"
1185 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1186 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1187 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1188 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1189 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1190 enabled network && add_extralibs -lws2_32
1191 ;;
1192 cygwin*)
1193 targetos=cygwin
1194 shlibdir="$bindir"
1195 dv1394="no"
1196 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1197 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1198 osextralibs=""
1199 EXESUF=".exe"
1200 SLIBPREF="cyg"
1201 SLIBSUF=".dll"
1202 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1203 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1204 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1205 ;;
1206 linux)
1207 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1208 ;;
1209 irix*)
1210 targetos=irix
1211 ranlib="echo ignoring ranlib"
1212 ;;
1213 os/2)
1214 TMPE=$TMPE".exe"
1215 ar="emxomfar -p128"
1216 ranlib="echo ignoring ranlib"
1217 strip="echo ignoring strip"
1218 add_cflags "-Zomf"
1219 FFLDFLAGS="-Zomf -Zstack 16384 -s"
1220 SHFLAGS="-Zdll -Zomf"
1221 FFSERVERLDFLAGS=""
1222 LIBPREF=""
1223 LIBSUF=".lib"
1224 SLIBPREF=""
1225 SLIBSUF=".dll"
1226 EXESUF=".exe"
1227 osextralibs=""
1228 pkg_requires=""
1229 dv1394="no"
1230 ffserver="no"
1231 vhook="no"
1232 os2="yes"
1233 ;;
1234 *)
1235 targetos="${targetos}-UNKNOWN"
1236 ;;
1237 esac
1238
1239 add_extralibs $osextralibs
1240
1241 if ! disabled logging ; then
1242 enabled logging || logfile="$logging"
1243 echo "# $0 $@" >$logfile
1244 set >>$logfile
1245 else
1246 logfile=/dev/null
1247 fi
1248
1249 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1250 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1251
1252 test -n "$cross_prefix" && cross_compile=yes
1253 cc="${cross_prefix}${cc}"
1254 ar="${cross_prefix}${ar}"
1255 ranlib="${cross_prefix}${ranlib}"
1256 strip="${cross_prefix}${strip}"
1257
1258 # we need to build at least one lib type
1259 if disabled_all static shared; then
1260 cat <<EOF
1261 At least one library type must be built.
1262 Specify --enable-static to build the static libraries or --enable-shared to
1263 build the shared libraries as well. To only build the shared libraries specify
1264 --disable-static in addition to --enable-shared.
1265 EOF
1266 exit 1;
1267 fi
1268
1269 if disabled libogg; then
1270 enabled libtheora && die "libogg must be enabled to enable libtheora."
1271 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1272 fi
1273
1274 if enabled_any libfaad libfaadbin ; then
1275 if check_header faad.h; then
1276 check_cc << EOF
1277 #include <faad.h>
1278 #ifndef FAAD2_VERSION
1279 ok faad1
1280 #endif
1281 int main( void ) { return 0; }
1282 EOF
1283 test $? = 0 && enable libfaad2
1284 else
1285 die "FAAD test failed."
1286 fi
1287 fi
1288
1289
1290 if disabled gpl ; then
1291 die_gpl_disabled(){
1292 name=$1
1293 shift
1294 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1295 }
1296 die_gpl_disabled "The Postprocessing code" pp
1297 die_gpl_disabled "liba52" liba52
1298 die_gpl_disabled "libx264" libx264
1299 die_gpl_disabled "libxvidcore" libxvid
1300 die_gpl_disabled "FAAD2" libfaad2
1301 die_gpl_disabled "The X11 grabber" x11grab
1302 die_gpl_disabled "The software scaler" swscaler
1303 fi
1304
1305 # compute MMX state
1306 if test $mmx = "default"; then
1307 if test $arch = "x86_32" -o $arch = "x86_64"; then
1308 mmx="yes"
1309 else
1310 mmx="no"
1311 fi
1312 fi
1313
1314 test -z "$need_memalign" && need_memalign="$mmx"
1315
1316 #Darwin CC versions
1317 needmdynamicnopic="no"
1318 if test $targetos = darwin; then
1319 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1320 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1321 else
1322 add_cflags "-no-cpp-precomp -pipe"
1323 check_cflags "-force_cpusubtype_ALL"
1324 check_cflags "-Wno-sign-compare"
1325 disabled shared && needmdynamicnopic="yes"
1326 fi
1327 fi
1328 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1329
1330 disabled optimize || add_cflags -fomit-frame-pointer
1331
1332 # Can only do AltiVec on PowerPC
1333 if test $altivec = "default"; then
1334 if test $arch = "powerpc"; then
1335 altivec="yes"
1336 else
1337 altivec="no"
1338 fi
1339 fi
1340
1341 # Add processor-specific flags
1342 POWERPCMODE="32bits"
1343 if test $cpu != "generic"; then
1344 warn_altivec(){
1345 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1346 }
1347 case $cpu in
1348 601|ppc601|PowerPC601)
1349 add_cflags "-mcpu=601"
1350 warn_altivec enabled PPC601
1351 ;;
1352 603*|ppc603*|PowerPC603*)
1353 add_cflags "-mcpu=603"
1354 warn_altivec enabled PPC603
1355 ;;
1356 604*|ppc604*|PowerPC604*)
1357 add_cflags "-mcpu=604"
1358 warn_altivec enabled PPC604
1359 ;;
1360 G3|g3|75*|ppc75*|PowerPC75*)
1361 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1362 warn_altivec enabled PPC75x
1363 ;;
1364 G4|g4|745*|ppc745*|PowerPC745*)
1365 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1366 warn_altivec disabled PPC745x
1367 ;;
1368 74*|ppc74*|PowerPC74*)
1369 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1370 warn_altivec disabled PPC74xx
1371 ;;
1372 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1373 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1374 warn_altivec disabled PPC970
1375 POWERPCMODE="64bits"
1376 ;;
1377 Cell|CELL|cell)
1378 add_cflags "-mcpu=cell"
1379 warn_altivec disabled Cell
1380 POWERPCMODE="64bits"
1381 ;;
1382 # targets that do NOT support conditional mov (cmov)
1383 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1384 add_cflags "-march=$cpu"
1385 cmov="no"
1386 ;;
1387 # targets that do support conditional mov (cmov)
1388 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1389 add_cflags "-march=$cpu"
1390 cmov="yes"
1391 fast_cmov="yes"
1392 ;;
1393 # targets that do support conditional mov but on which it's slow
1394 pentium4|prescott|nocona)
1395 add_cflags "-march=$cpu"
1396 cmov="yes"
1397 fast_cmov="no"
1398 ;;
1399 sparc64)
1400 add_cflags "-mcpu=v9"
1401 ;;
1402 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1403 add_cflags "-mfdpic"
1404 add_ldflags "-mfdpic"
1405 ;;
1406 *)
1407 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1408 ;;
1409 esac
1410 fi
1411
1412 gnu_make(){
1413 $1 --version 2>&1 | grep -q GNU
1414 }
1415
1416 if ! gnu_make $make; then
1417 gnu_make gmake && make=gmake || die "GNU make not found."
1418 fi
1419
1420 # make sure we can execute files in $TMPDIR
1421 cat >$TMPE 2>>$logfile <<EOF
1422 #! /bin/sh
1423 EOF
1424 chmod +x $TMPE >>$logfile 2>&1
1425 if ! $TMPE >>$logfile 2>&1; then
1426 cat <<EOF
1427 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1428 variable to another directory and make sure that $TMPDIR1 is not mounted
1429 noexec.
1430 EOF
1431 die "Sanity test failed."
1432 fi
1433 rm $TMPE
1434
1435 # compiler sanity check
1436 check_exec <<EOF
1437 int main(){
1438 return 0;
1439 }
1440 EOF
1441 if test "$?" != 0; then
1442 echo "$cc is unable to create an executable file."
1443 if test -z "$cross_prefix" && disabled cross_compile ; then
1444 echo "If $cc is a cross-compiler, use the --cross-compile option."
1445 echo "Only do this if you know what cross compiling means."
1446 fi
1447 die "C compiler test failed."
1448 fi
1449
1450 if test $arch = "x86_32" -o $arch = "x86_64"; then
1451 # check whether EBP is available on x86
1452 # As 'i' is stored on the stack, this program will crash
1453 # if the base pointer is used to access it because the
1454 # base pointer is cleared in the inline assembly code.
1455 check_exec_crash <<EOF && enable ebp_available
1456 volatile int i=0;
1457 asm volatile (
1458 "xorl %%ebp, %%ebp"
1459 ::: "%ebp");
1460 return i;
1461 EOF
1462
1463 # check wether EBX is available on x86
1464 check_cc <<EOF && enable ebx_available
1465 int main(){
1466 asm volatile ("":::"%ebx");
1467 }
1468 EOF
1469
1470 # check whether binutils is new enough to compile SSSE3
1471 check_cc <<EOF && enable ssse3
1472 int main(){
1473 asm volatile ("pabsw %xmm0, %xmm0");
1474 }
1475 EOF
1476 fi
1477
1478 # check for assembler specific support
1479
1480 if test $arch = "powerpc"; then
1481 check_cc <<EOF && dcbzl=yes
1482 int main(void) {
1483 register long zero = 0;
1484 char data[1024];
1485 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1486 return 0;
1487 }
1488 EOF
1489 fi
1490
1491 # check for SIMD availability
1492
1493 # AltiVec flags: The FSF version of GCC differs from the Apple version
1494 if test $arch = "powerpc"; then
1495 if enabled altivec; then
1496 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1497 add_cflags "-faltivec"
1498 else
1499 add_cflags "-maltivec -mabi=altivec"
1500 fi
1501 fi
1502 fi
1503
1504 check_header altivec.h
1505
1506 # check if our compiler supports Motorola AltiVec C API
1507 if enabled altivec; then
1508 if enabled altivec_h; then
1509 inc_altivec_h="#include <altivec.h>"
1510 else
1511 inc_altivec_h=
1512 fi
1513 check_cc <<EOF || altivec=no
1514 $inc_altivec_h
1515 int main(void) {
1516 vector signed int v1, v2, v3;
1517 v1 = vec_add(v2,v3);
1518 return 0;
1519 }
1520 EOF
1521 fi
1522
1523 # check armv5te instructions support
1524 if test $armv5te = "default" -a $arch = "armv4l"; then
1525 armv5te=no
1526 check_cc <<EOF && armv5te=yes
1527 int main(void) {
1528 __asm__ __volatile__ ("qadd r0, r0, r0");
1529 }
1530 EOF
1531 fi
1532
1533 if test $armv6 = "default" -a $arch = "armv4l"; then
1534 check_cc <<EOF && armv6=yes || armv6=no
1535 int main(void) {
1536 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1537 }
1538 EOF
1539 fi
1540
1541 # check iwmmxt support
1542 if test $iwmmxt = "default" -a $arch = "armv4l"; then
1543 iwmmxt=no
1544 check_cc <<EOF && iwmmxt=yes
1545 int main(void) {
1546 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1547 }
1548 EOF
1549 fi
1550
1551 # mmi only available on mips
1552 if test $mmi = "default"; then
1553 if test $arch = "mips"; then
1554 mmi="yes"
1555 else
1556 mmi="no"
1557 fi
1558 fi
1559
1560 # check if our compiler supports mmi
1561 enabled mmi && check_cc <<EOF || mmi="no"
1562 int main(void) {
1563 __asm__ ("lq \$2, 0(\$2)");
1564 return 0;
1565 }
1566 EOF
1567
1568 # ---
1569 # big/little-endian test
1570 if disabled cross_compile; then
1571 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1572 #include <inttypes.h>
1573 int main(int argc, char ** argv){
1574 volatile uint32_t i=0x01234567;
1575 return (*((uint8_t*)(&i))) == 0x67;
1576 }
1577 EOF
1578 else
1579 # programs cannot be launched if cross compiling, so make a static guess
1580 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1581 bigendian="yes"
1582 fi
1583 fi
1584
1585 # ---
1586 # check availability of some header files
1587
1588 check_header malloc.h
1589 check_func memalign
1590
1591 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1592 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1593 fi
1594
1595 check_header byteswap.h
1596
1597 check_header arpa/inet.h
1598
1599 check_func inet_aton
1600 check_func localtime_r
1601 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1602
1603 # ffserver uses poll(),
1604 # if it's not found we can emulate it using select().
1605 if enabled ffserver; then
1606 check_header sys/poll.h
1607 fi
1608
1609 # check for some common methods of building with pthread support
1610 # do this before the optional library checks as some of them require pthreads
1611 if enabled pthreads; then
1612 if check_func pthread_create; then
1613 :
1614 elif check_func pthread_create -pthread; then
1615 add_cflags -pthread
1616 add_ldflags -pthread
1617 elif check_func pthread_create -pthreads; then
1618 add_cflags -pthreads
1619 add_ldflags -pthreads
1620 elif ! check_lib pthread.h pthread_create -lpthread; then
1621 die "ERROR: can't find pthreads library"
1622 fi
1623 fi
1624
1625 for thread in $THREADS_LIST; do
1626 if enabled $thread; then
1627 if ! disabled thread_type ; then
1628 die "ERROR: Only one thread type must be selected."
1629 else
1630 thread_type="$thread"
1631 fi
1632 fi
1633 done
1634
1635 enabled_any libamr_nb libamr_wb && enable libamr
1636
1637 # these are off by default, so fail if requested and not available
1638 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1639 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1640 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1641 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1642 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1643 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1644 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1645 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1646 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1647 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1648 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1649 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1650 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1651 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1652 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1653 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1654
1655 # test for lrintf in math.h
1656 check_exec <<EOF && lrintf=yes || lrintf=no
1657 #define _ISOC9X_SOURCE 1
1658 #include <math.h>
1659 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1660 EOF
1661
1662 _restrict=
1663 for restrict_keyword in restrict __restrict__ __restrict; do
1664 check_cc <<EOF && _restrict=$restrict_keyword && break
1665 void foo(char * $restrict_keyword p);
1666 EOF
1667 done
1668
1669 # dlopen/dlfcn.h probing
1670
1671 check_header dlfcn.h
1672
1673 if check_func dlopen; then
1674 ldl=
1675 elif check_func dlopen -ldl; then
1676 ldl=-ldl
1677 fi
1678
1679 check_func fork
1680
1681 test "$vhook" = "default" && vhook="$dlopen"
1682
1683 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1684
1685 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1686 vhook="no"
1687 echo
1688 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1689 echo "Patches welcome."
1690 echo
1691 fi
1692
1693 if enabled vhook; then
1694 check_ldflags -rdynamic
1695 check_ldflags -export-dynamic
1696 fi
1697
1698 enabled audio_beos && add_extralibs "-lmedia -lbe"
1699
1700 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1701 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1702
1703 ##########################################
1704 # SDL check
1705
1706 sdl_too_old=no
1707 sdl=no
1708 SDL_CONFIG="${cross_prefix}sdl-config"
1709 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1710 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1711 temp_cflags $sdl_cflags
1712 temp_extralibs `"${SDL_CONFIG}" --libs`
1713 if check_lib SDL.h SDL_Init; then
1714 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1715 if test "$_sdlversion" -lt 121 ; then
1716 sdl_too_old=yes
1717 else
1718 sdl=yes
1719 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1720 #include <SDL.h>
1721 int main(void){
1722 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1723 int w = vi->current_w;
1724 return 0;
1725 }
1726 EOF
1727 fi
1728 fi
1729 restore_flags
1730 fi
1731
1732 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1733
1734 ##########################################
1735 # IPv6 check
1736
1737 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1738 #include <sys/types.h>
1739 #include <sys/socket.h>
1740 #include <netinet/in.h>
1741 #include <netdb.h>
1742 int main( void ) {
1743 struct sockaddr_storage saddr;
1744 struct ipv6_mreq mreq6;
1745 getaddrinfo(0,0,0,0);
1746 getnameinfo(0,0,0,0,0,0,0);
1747 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1748 }
1749 EOF
1750
1751 enabled v4l && check_header linux/videodev.h || disable v4l
1752 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1753
1754 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1755 if enabled bktr; then
1756 { check_header dev/bktr/ioctl_meteor.h &&
1757 check_header dev/bktr/ioctl_bt848.h; } ||
1758 { check_header machine/ioctl_meteor.h &&
1759 check_header machine/ioctl_bt848.h; } ||
1760 { check_header dev/video/meteor/ioctl_meteor.h &&
1761 check_header dev/video/bktr/ioctl_bt848.h; } ||
1762 check_header dev/ic/bt8xx.h ||
1763 disable bktr
1764 fi
1765
1766 enabled audio_oss &&
1767 check_header sys/soundcard.h ||
1768 check_header soundcard.h ||
1769 disable audio_oss
1770
1771 # Deal with the x11 frame grabber
1772 enabled x11grab &&
1773 enabled gpl &&
1774 enabled x11_grab_device_demuxer &&
1775 check_header X11/Xlib.h &&
1776 check_header X11/extensions/XShm.h &&
1777 check_func XOpenDisplay -lX11 &&
1778 check_func XShmCreateImage -lX11 -lXext &&
1779 add_extralibs -lX11 -lXext ||
1780 disable x11_grab_device_demuxer
1781
1782 enabled debug && add_cflags -g
1783
1784 # add some useful compiler flags if supported
1785 check_cflags -Wdeclaration-after-statement
1786 check_cflags -Wall
1787 check_cflags -Wno-switch
1788 check_cflags -Wdisabled-optimization
1789 check_cflags -Wpointer-arith
1790 check_cflags -Wredundant-decls
1791 check_cflags -Wno-pointer-sign
1792 enabled extra_warnings && check_cflags -Winline
1793
1794 # add some linker flags
1795 check_ldflags $LDLATEFLAGS
1796
1797 # not all compilers support -Os
1798 test "$optimize" = "small" && check_cflags -Os
1799
1800 if enabled optimize; then
1801 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1802 add_cflags "-O5"
1803 add_ldflags "-O5"
1804 else
1805 add_cflags "-O3"
1806 fi
1807 fi
1808
1809 # PIC flags for shared library objects where they are needed
1810 if enabled shared; then
1811 # LIBOBJFLAGS may have already been set in the OS configuration
1812 if test -z "$LIBOBJFLAGS" ; then
1813 case "$arch" in
1814 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1815 esac
1816 fi
1817 fi
1818
1819 if enabled gprof; then
1820 add_cflags "-p"
1821 add_ldflags "-p"
1822 fi
1823
1824 VHOOKCFLAGS="-fPIC `echo $CFLAGS | sed s/-mdynamic-no-pic//`"
1825
1826 # find if .align arg is power-of-two or not
1827 if test $asmalign_pot = "unknown"; then
1828 asmalign_pot="no"
1829 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1830 fi
1831
1832 enabled_any $ENCODER_LIST && enable encoders
1833 enabled_any $DECODER_LIST && enable decoders
1834 enabled_any $MUXER_LIST && enable muxers
1835 enabled_any $DEMUXER_LIST && enable demuxers
1836 enabled_any $PROTOCOL_LIST && enable protocols
1837 enabled_any $BSF_LIST && enable bsfs
1838
1839 enabled_any $THREADS_LIST && enable threads
1840
1841 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1842 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1843
1844 enabled libogg && append pkg_requires "ogg >= 1.1"
1845 enabled libtheora && append pkg_requires "theora"
1846 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1847 enabled dc1394 && append pkg_requires "libraw1394"
1848
1849 echo "install prefix $PREFIX"
1850 echo "source path $source_path"
1851 echo "C compiler $cc"
1852 echo "make $make"
1853 echo ".align is power-of-two $asmalign_pot"
1854 echo "ARCH $arch ($cpu)"
1855 if test "$BUILDSUF" != ""; then
1856 echo "build suffix $BUILDSUF"
1857 fi
1858 echo "big-endian $bigendian"
1859 if test $arch = "x86_32" -o $arch = "x86_64"; then
1860 echo "MMX enabled $mmx"
1861 echo "CMOV enabled $cmov"
1862 echo "CMOV is fast $fast_cmov"
1863 fi
1864 if test $arch = "armv4l"; then
1865 echo "ARMv5TE enabled $armv5te"
1866 echo "ARMv6 enabled $armv6"
1867 echo "IWMMXT enabled $iwmmxt"
1868 fi
1869 if test $arch = "mips"; then
1870 echo "MMI enabled $mmi"
1871 fi
1872 if test $arch = "powerpc"; then
1873 echo "AltiVec enabled $altivec"
1874 echo "dcbzl available $dcbzl"
1875 fi
1876 echo "gprof enabled $gprof"
1877 echo "debug symbols $debug"
1878 echo "strip symbols $dostrip"
1879 echo "optimize $optimize"
1880 echo "static $static"
1881 echo "shared $shared"
1882 echo "postprocessing support $pp"
1883 echo "software scaler enabled $swscaler"
1884 echo "video hooking $vhook"
1885 if enabled vhook; then
1886 echo "Imlib2 support $imlib2"
1887 echo "FreeType support $freetype2"
1888 fi
1889 echo "network support $network"
1890 if enabled network; then
1891 echo "IPv6 support $ipv6"
1892 fi
1893 echo "threading support $thread_type"
1894 echo "SDL support $sdl"
1895 if enabled sdl_too_old; then
1896 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1897 fi
1898 echo "Sun medialib support $mlib"
1899 echo "AVISynth enabled $avisynth"
1900 echo "liba52 support $liba52"
1901 echo "liba52 dlopened $liba52bin"
1902 echo "libamr-nb support $libamr_nb"
1903 echo "libamr-wb support $libamr_wb"
1904 echo "libfaac enabled $libfaac"
1905 echo "libfaad enabled $libfaad"
1906 echo "faadbin enabled $libfaadbin"
1907 echo "libgsm enabled $libgsm"
1908 echo "libmp3lame enabled $libmp3lame"
1909 echo "libnut enabled $libnut"
1910 echo "libogg enabled $libogg"
1911 echo "libtheora enabled $libtheora"
1912 echo "libvorbis enabled $libvorbis"
1913 echo "x264 enabled $libx264"
1914 echo "XviD enabled $libxvid"
1915 echo "zlib enabled $zlib"
1916 if disabled gpl; then
1917 echo "License: LGPL"
1918 else
1919 echo "License: GPL"
1920 fi
1921
1922 echo "Creating config.mak and config.h..."
1923
1924 echo "# Automatically generated by configure - do not modify!" > config.mak
1925 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1926 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1927
1928 echo "PREFIX=$PREFIX" >> config.mak
1929 echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
1930 echo "libdir=\$(DESTDIR)$libdir" >> config.mak
1931 echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
1932 echo "incdir=\$(DESTDIR)$incdir" >> config.mak
1933 echo "bindir=\$(DESTDIR)$bindir" >> config.mak
1934 echo "mandir=\$(DESTDIR)$mandir" >> config.mak
1935 echo "MAKE=$make" >> config.mak
1936 echo "CC=$cc" >> config.mak
1937 echo "AR=$ar" >> config.mak
1938 echo "RANLIB=$ranlib" >> config.mak
1939 if enabled dostrip; then
1940 echo "STRIP=$strip" >> config.mak
1941 else
1942 echo "STRIP=echo ignoring strip" >> config.mak
1943 fi
1944
1945 echo "OPTFLAGS=$CFLAGS" >> config.mak
1946 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1947 echo "LDFLAGS=$LDFLAGS" >> config.mak
1948 echo "LDCONFIG=$LDCONFIG" >> config.mak
1949 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1950 echo "SHFLAGS=$SHFLAGS" >> config.mak
1951 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1952 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1953 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1954 echo "BUILD_STATIC=$static" >> config.mak
1955 echo "BUILDSUF=$BUILDSUF" >> config.mak
1956 echo "LIBPREF=$LIBPREF" >> config.mak
1957 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1958 if enabled static; then
1959 echo "LIB=$LIB" >> config.mak
1960 else # Some Make complain if this variable does not exist.
1961 echo "LIB=" >> config.mak
1962 fi
1963 echo "SLIBPREF=$SLIBPREF" >> config.mak
1964 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1965 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1966
1967 enable $arch
1968
1969 # special cases
1970 enabled_any x86_32 x86_64 && enable x86
1971 enabled sparc64 && enable sparc
1972
1973 case "$arch" in
1974 powerpc)
1975 if test "$POWERPCMODE" = "64bits"; then
1976 echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
1977 fi
1978 ;;
1979 esac
1980
1981 if enabled bigendian; then
1982 echo "WORDS_BIGENDIAN=yes" >> config.mak
1983 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1984 fi
1985 if enabled mmx; then
1986 echo "#define __CPU__ 586" >> $TMPH
1987 fi
1988
1989 if enabled sdl; then
1990 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1991 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1992 fi
1993 if enabled texi2html; then
1994 echo "BUILD_DOC=yes" >> config.mak
1995 fi
1996
1997 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1998 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1999 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
2000 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
2001 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
2002
2003
2004
2005 if enabled shared; then
2006 echo "BUILD_SHARED=yes" >> config.mak
2007 echo "PIC=-fPIC -DPIC" >> config.mak
2008 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
2009 echo "SPPVERSION=$pp_version" >> config.mak
2010 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
2011 echo "LAVCVERSION=$lavc_version" >> config.mak
2012 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
2013 echo "LAVFVERSION=$lavf_version" >> config.mak
2014 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
2015 echo "LAVUVERSION=$lavu_version" >> config.mak
2016 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
2017 echo "SWSVERSION=$sws_version" >> config.mak
2018 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2019 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2020 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2021 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2022 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2023 fi
2024 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2025 echo "EXTRALIBS=$extralibs" >> config.mak
2026
2027 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2028 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2029 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2030 $DECODER_LIST \
2031 $ENCODER_LIST \
2032 $PARSER_LIST \
2033 $BSF_LIST \
2034 $DEMUXER_LIST \
2035 $MUXER_LIST \
2036 $PROTOCOL_LIST \
2037
2038 if test "$targetos" = darwin; then
2039 echo "#define CONFIG_DARWIN 1" >> $TMPH
2040 fi
2041
2042 echo "#define restrict $_restrict" >> $TMPH
2043
2044 if test "$optimize" = "small"; then
2045 echo "#define always_inline" >> $TMPH
2046 echo "#define CONFIG_SMALL 1" >> $TMPH
2047 fi
2048
2049 echo "SRC_PATH=\"$source_path\"" >> config.mak
2050 echo "SRC_PATH_BARE=$source_path" >> config.mak
2051 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2052
2053 # Apparently it's not possible to portably echo a backslash.
2054 if enabled asmalign_pot; then
2055 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2056 else
2057 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2058 fi
2059
2060
2061 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2062 if ! cmp -s $TMPH config.h; then
2063 mv -f $TMPH config.h
2064 else
2065 echo "config.h is unchanged"
2066 fi
2067
2068 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2069
2070 # build tree in object directory if source path is different from current one
2071 if enabled source_path_used; then
2072 DIRS="\
2073 doc \
2074 libavformat \
2075 libavcodec \
2076 libavcodec/alpha \
2077 libavcodec/armv4l \
2078 libavcodec/bfin \
2079 libavcodec/i386 \
2080 libavcodec/sparc \
2081 libavcodec/mlib \
2082 libavcodec/ppc \
2083 libpostproc \
2084 libavutil \
2085 libswscale \
2086 tests \
2087 vhook \
2088 "
2089 FILES="\
2090 Makefile \
2091 common.mak \
2092 libavformat/Makefile \
2093 libavcodec/Makefile \
2094 libpostproc/Makefile \
2095 libavutil/Makefile \
2096 libswscale/Makefile \
2097 tests/Makefile \
2098 vhook/Makefile \
2099 doc/texi2pod.pl \
2100 "
2101 for dir in $DIRS ; do
2102 mkdir -p $dir
2103 done
2104 for f in $FILES ; do
2105 ln -sf "$source_path/$f" $f
2106 done
2107 fi
2108
2109
2110 # build pkg-config files
2111 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2112
2113 pkgconfig_generate(){
2114 name=$1
2115 comment=$2
2116 version=$3
2117 libs=$4
2118 requires=$5
2119 include=$6
2120 cat <<EOF >$name.pc
2121 prefix=$PREFIX
2122 exec_prefix=\${prefix}
2123 libdir=\${exec_prefix}/lib
2124 includedir=\${prefix}/include
2125
2126 Name: $name
2127 Description: $comment
2128 Version: $version
2129 Requires: $requires
2130 Conflicts:
2131 Libs: -L\${libdir} $libs
2132 Cflags: -I\${includedir} -I\${includedir}/$include
2133 EOF
2134 }
2135
2136 pkgconfig_generate_uninstalled(){
2137 name=$1
2138 shortname=${name#lib}
2139 comment=$2
2140 version=$3
2141 libs=$4
2142 requires=$5
2143 cat <<EOF >$name-uninstalled.pc
2144 prefix=
2145 exec_prefix=
2146 libdir=\${pcfiledir}/$name
2147 includedir=\${pcfiledir}/$name
2148
2149 Name: $name
2150 Description: $comment
2151 Version: $version
2152 Requires: $requires
2153 Conflicts:
2154 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2155 Cflags: -I\${includedir}
2156 EOF
2157 }
2158
2159 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2160 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2161
2162 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2163 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2164
2165 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2166 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2167
2168 if enabled pp; then
2169 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2170 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2171 fi
2172
2173 if enabled swscaler; then
2174 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2175 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2176 else
2177 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2178 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2179 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2180 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2181 fi