ensure configure only accept valid --list-* parameters
[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-pthreads use pthreads [default=no]"
75 echo " --enable-w32threads use Win32 threads [default=no]"
76 echo " --enable-x11grab enable X11 grabbing [default=no]"
77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
80 echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
81 echo " and libraw1394 [default=no]"
82 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
83 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
84 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
85 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
86 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
87 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
88 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
89 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
90 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
91 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
92 echo " --enable-libnut enable NUT (de)muxing via libnut,"
93 echo " native demuxer exists [default=no]"
94 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
96 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
97 echo " native implementations exist [default=no]"
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
100 echo " native MPEG-4/Xvid encoder exists [default=no]"
101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
105 echo " --cross-compile assume a cross-compiler is used"
106 echo " --target-os=OS compiler targets OS [$targetos]"
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 echo " instruction selection, may crash on older CPUs)"
116 echo " --enable-powerpc-perf 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 " --disable-debug disable debugging symbols"
134 echo " --disable-mpegaudio-hp faster (but less accurate)"
135 echo " MPEG audio decoding [default=no]"
136 echo " --enable-gray enable full grayscale support (slower color)"
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 " --list-decoders show all available decoders"
164 echo " --list-encoders show all available encoders"
165 echo " --list-muxers show all available muxers"
166 echo " --list-demuxers show all available demuxers"
167 echo " --list-parsers show all available parsers"
168 echo " --list-protocols show all available protocols"
169 echo " --list-bsfs show all available bitstream filters"
170 echo
171 echo "Developer options (useful when working on FFmpeg itself):"
172 echo " --enable-gprof enable profiling with gprof [$gprof]"
173 echo " --disable-opts disable compiler optimizations"
174 echo " --enable-extra-warnings enable more compiler warnings"
175 echo " --disable-strip disable stripping of executables and shared libraries"
176 echo ""
177 echo "NOTE: Object files are built at the place where configure is launched."
178 exit 1
179 }
180
181 log(){
182 echo "$@" >>$logfile
183 }
184
185 log_file(){
186 log BEGIN $1
187 cat -n $1 >>$logfile
188 log END $1
189 }
190
191 echolog(){
192 log "$@"
193 echo "$@"
194 }
195
196 die(){
197 echolog "$@"
198 cat <<EOF
199 If you think configure made a mistake, make sure you are using the latest
200 version from SVN. If the latest version fails, report the problem to the
201 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
202 EOF
203 if enabled logging; then
204 cat <<EOF
205 Include the log file "$logfile" produced by configure as this will help
206 solving the problem.
207 EOF
208 else
209 cat <<EOF
210 Rerun configure with logging enabled (do not use --log=no), and include the
211 log this produces with your report.
212 EOF
213 fi
214 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
215 exit 1
216 }
217
218 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
219 toupper(){
220 echo "$@" | tr '[a-z]' '[A-Z]'
221 }
222
223 tolower(){
224 echo "$@" | tr '[A-Z]' '[a-z]'
225 }
226
227 set_all(){
228 value=$1
229 shift
230 for var in $*; do
231 eval $var=$value
232 done
233 }
234
235 pushvar(){
236 for var in $*; do
237 eval level=\${${var}_level:=0}
238 eval ${var}_${level}="\$$var"
239 eval ${var}_level=$(($level+1))
240 done
241 }
242
243 popvar(){
244 for var in $*; do
245 eval level=\${${var}_level:-0}
246 test $level = 0 && continue
247 eval level=$(($level-1))
248 eval $var="\${${var}_${level}}"
249 eval ${var}_level=$level
250 eval unset ${var}_${level}
251 done
252 }
253
254 enable(){
255 set_all yes $*
256 }
257
258 disable(){
259 set_all no $*
260 }
261
262 enabled(){
263 eval test "x\$$1" = "xyes"
264 }
265
266 disabled(){
267 eval test "x\$$1" = "xno"
268 }
269
270 enabled_all(){
271 for opt; do
272 enabled $opt || return 1
273 done
274 }
275
276 disabled_all(){
277 for opt; do
278 disabled $opt || return 1
279 done
280 }
281
282 enabled_any(){
283 for opt; do
284 enabled $opt && return 0
285 done
286 }
287
288 disabled_any(){
289 for opt; do
290 disabled $opt && return 0
291 done
292 }
293
294 is_in(){
295 value=$1
296 shift
297 for var in $*; do
298 [ $var = $value ] && return 0
299 done
300 return 1
301 }
302
303 check_deps(){
304 for cfg; do
305 enabled ${cfg}_checking && die "Circular dependency for $cfg."
306 disabled ${cfg}_checking && continue
307 enable ${cfg}_checking
308
309 eval dep_all="\$${cfg}_deps"
310 eval dep_any="\$${cfg}_deps_any"
311
312 pushvar cfg dep_all dep_any
313 check_deps $dep_all $dep_any
314 popvar cfg dep_all dep_any
315
316 enabled_all $dep_all || disable $cfg
317 enabled_any $dep_any || disable $cfg
318
319 disable ${cfg}_checking
320 done
321 }
322
323 print_config(){
324 pfx=$1
325 header=$2
326 makefile=$3
327 shift 3
328 for cfg; do
329 ucname="`toupper $cfg`"
330 if enabled $cfg; then
331 echo "#define ${pfx}${ucname} 1" >> $header
332 echo "#define ENABLE_${ucname} 1" >> $header
333 echo "${pfx}${ucname}=yes" >> $makefile
334 else
335 echo "#define ENABLE_${ucname} 0" >> $header
336 fi
337 done
338 }
339
340 flags_saved(){
341 (: ${SAVE_CFLAGS?}) 2>/dev/null
342 }
343
344 save_flags(){
345 flags_saved && return
346 SAVE_CFLAGS="$CFLAGS"
347 SAVE_LDFLAGS="$LDFLAGS"
348 SAVE_extralibs="$extralibs"
349 }
350
351 restore_flags(){
352 flags_saved || return
353 CFLAGS="$SAVE_CFLAGS"
354 LDFLAGS="$SAVE_LDFLAGS"
355 extralibs="$SAVE_extralibs"
356 unset SAVE_CFLAGS
357 unset SAVE_LDFLAGS
358 unset SAVE_extralibs
359 }
360
361 temp_cflags(){
362 save_flags
363 CFLAGS="$CFLAGS $*"
364 }
365
366 temp_ldflags(){
367 save_flags
368 LDFLAGS="$LDFLAGS $*"
369 }
370
371 temp_extralibs(){
372 save_flags
373 extralibs="$extralibs $*"
374 }
375
376 append(){
377 var=$1
378 shift
379 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
380 eval "$var=\"\$$var $*\""
381 }
382
383 add_cflags(){
384 append CFLAGS "$@"
385 }
386
387 add_ldflags(){
388 append LDFLAGS "$@"
389 }
390
391 add_extralibs(){
392 append extralibs "$@"
393 }
394
395 check_cmd(){
396 log "$@"
397 "$@" >>$logfile 2>&1
398 }
399
400 check_cc(){
401 log check_cc "$@"
402 cat >$TMPC
403 log_file $TMPC
404 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
405 }
406
407 check_cpp(){
408 log check_cpp "$@"
409 cat >$TMPC
410 log_file $TMPC
411 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
412 }
413
414 check_ld(){
415 log check_ld "$@"
416 check_cc || return
417 flags=''
418 libs=''
419 for f; do
420 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
421 done
422 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
423 }
424
425 check_cflags(){
426 log check_cflags "$@"
427 check_cc "$@" <<EOF && add_cflags "$@"
428 int x;
429 EOF
430 }
431
432 check_ldflags(){
433 log check_ldflags "$@"
434 check_ld "$@" <<EOF && add_ldflags "$@"
435 int main(){
436 return 0;
437 }
438 EOF
439 }
440
441 check_header(){
442 log check_header "$@"
443 header=$1
444 shift
445 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
446 disable $var
447 check_cpp "$@" <<EOF && enable $var
448 #include <$header>
449 int x;
450 EOF
451 }
452
453 check_func(){
454 log check_func "$@"
455 func=$1
456 shift
457 disable $func
458 check_ld "$@" <<EOF && enable $func
459 extern int $func();
460 int main(){
461 $func();
462 }
463 EOF
464 }
465
466 check_func2(){
467 log check_func2 "$@"
468 headers=$1
469 func=$2
470 shift 2
471 disable $func
472 incs=""
473 for hdr in $headers; do
474 incs="$incs
475 #include <$hdr>"
476 done
477 check_ld "$@" <<EOF && enable $func
478 $incs
479 int main(){
480 (void) $func;
481 return 0;
482 }
483 EOF
484 }
485
486 check_lib(){
487 log check_lib "$@"
488 header="$1"
489 func="$2"
490 shift 2
491 temp_extralibs "$@"
492 check_header $header && check_func $func && add_extralibs "$@"
493 err=$?
494 restore_flags
495 return $err
496 }
497
498 check_lib2(){
499 log check_lib2 "$@"
500 headers="$1"
501 func="$2"
502 shift 2
503 temp_extralibs "$@"
504 check_func2 "$headers" $func && add_extralibs "$@"
505 err=$?
506 restore_flags
507 return $err
508 }
509
510 check_exec(){
511 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
512 }
513
514 check_exec_crash(){
515 code=`cat`
516
517 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
518 # are safe but may not be available everywhere. Thus we use
519 # raise(SIGTERM) instead. The check is run in a subshell so we
520 # can redirect the "Terminated" message from the shell. SIGBUS
521 # is not defined by standard C so it is used conditionally.
522
523 (check_exec "$@") >>$logfile 2>&1 <<EOF
524 #include <signal.h>
525 static void sighandler(int sig){
526 raise(SIGTERM);
527 }
528 int main(){
529 signal(SIGILL, sighandler);
530 signal(SIGFPE, sighandler);
531 signal(SIGSEGV, sighandler);
532 #ifdef SIGBUS
533 signal(SIGBUS, sighandler);
534 #endif
535 { $code }
536 }
537 EOF
538 }
539
540 require(){
541 name="$1"
542 header="$2"
543 func="$3"
544 shift 3
545 check_lib $header $func "$@" || die "ERROR: $name not found"
546 }
547
548 require2(){
549 name="$1"
550 headers="$2"
551 func="$3"
552 shift 3
553 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
554 }
555
556 check_foo_config(){
557 cfg=$1
558 pkg=$2
559 header=$3
560 func=$4
561 shift 4
562 disable $cfg
563 check_cmd ${pkg}-config --version
564 err=$?
565 if test "$err" = 0; then
566 temp_cflags `${pkg}-config --cflags`
567 temp_extralibs `${pkg}-config --libs`
568 check_lib "$@" $header $func && enable $cfg
569 fi
570 return $err
571 }
572
573 apply(){
574 file=$1
575 shift
576 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
577 }
578
579 COMPONENT_LIST="
580 bsfs
581 decoders
582 demuxers
583 encoders
584 muxers
585 parsers
586 protocols
587 "
588
589 CONFIG_LIST="
590 $COMPONENT_LIST
591 audio_beos
592 audio_oss
593 avisynth
594 beos_netserver
595 bktr
596 dc1394
597 dv1394
598 ffmpeg
599 ffplay
600 ffserver
601 gpl
602 gprof
603 gray
604 ipv6
605 liba52
606 liba52bin
607 libamr
608 libamr_nb
609 libamr_wb
610 libfaac
611 libfaad
612 libfaadbin
613 libgsm
614 libmp3lame
615 libnut
616 libogg
617 libtheora
618 libvorbis
619 libx264
620 libxvid
621 memalign_hack
622 mpegaudio_hp
623 network
624 powerpc_perf
625 pp
626 small
627 swscaler
628 vhook
629 v4l
630 v4l2
631 x11grab
632 zlib
633 "
634
635 THREADS_LIST='
636 beosthreads
637 pthreads
638 w32threads
639 '
640
641 ARCH_LIST='
642 alpha
643 armv4l
644 bfin
645 ia64
646 m68k
647 mips
648 parisc
649 powerpc
650 s390
651 sh4
652 sparc
653 sparc64
654 x86
655 x86_32
656 x86_64
657 '
658
659 ARCH_EXT_LIST='
660 altivec
661 armv5te
662 armv6
663 iwmmxt
664 mmi
665 mmx
666 ssse3
667 '
668
669 HAVE_LIST="
670 $ARCH_EXT_LIST
671 $THREADS_LIST
672 altivec_h
673 arpa_inet_h
674 byteswap_h
675 closesocket
676 cmov
677 conio_h
678 dcbzl
679 dev_bktr_ioctl_bt848_h
680 dev_bktr_ioctl_meteor_h
681 dev_ic_bt8xx_h
682 dev_video_meteor_ioctl_meteor_h
683 dev_video_bktr_ioctl_bt848_h
684 dlfcn_h
685 dlopen
686 ebp_available
687 ebx_available
688 fast_64bit
689 fast_cmov
690 fast_unaligned
691 fork
692 freetype2
693 gethrtime
694 GetProcessTimes
695 getrusage
696 imlib2
697 inet_aton
698 lrintf
699 machine_ioctl_bt848_h
700 machine_ioctl_meteor_h
701 malloc_h
702 memalign
703 mkstemp
704 mlib
705 ppc64
706 sdl
707 sdl_video_size
708 soundcard_h
709 sys_poll_h
710 sys_soundcard_h
711 termios_h
712 threads
713 winsock2_h
714 "
715
716 CMDLINE_SELECT="
717 $ARCH_EXT_LIST
718 $CONFIG_LIST
719 $THREADS_LIST
720 debug
721 extra_warnings
722 shared
723 static
724 "
725
726 # code dependency declarations
727
728 # architecture extensions
729 altivec_deps="powerpc"
730 armv5te_deps="armv4l"
731 armv6_deps="armv4l"
732 iwmmxt_deps="armv4l"
733 mmi_deps="mips"
734 mmx_deps="x86"
735 ssse3_deps="x86"
736
737 # decoders / encoders
738 ac3_decoder_deps="gpl"
739 dxa_decoder_deps="zlib"
740 flashsv_decoder_deps="zlib"
741 flashsv_encoder_deps="zlib"
742 flv_decoder_deps="h263_decoder"
743 h263_decoder_deps="h263_parser mpeg4video_parser"
744 h263i_decoder_deps="h263_decoder"
745 h264_decoder_deps="h264_parser"
746 mpeg_xvmc_decoder_deps="xvmc"
747 mpeg4_decoder_deps="h263_decoder"
748 msmpeg4v1_decoder_deps="h263_decoder"
749 msmpeg4v2_decoder_deps="h263_decoder"
750 msmpeg4v3_decoder_deps="h263_decoder"
751 png_decoder_deps="zlib"
752 png_encoder_deps="zlib"
753 svq3_decoder_deps="h264_parser"
754 vc1_decoder_deps="h263_decoder"
755 wmv1_decoder_deps="h263_decoder"
756 wmv2_decoder_deps="h263_decoder"
757 wmv3_decoder_deps="h263_decoder"
758 zmbv_decoder_deps="zlib"
759 zmbv_encoder_deps="zlib"
760
761 # external libraries
762 mpeg4aac_decoder_deps="libfaad"
763 liba52_decoder_deps="liba52"
764 libamr_nb_decoder_deps="libamr_nb"
765 libamr_nb_encoder_deps="libamr_nb"
766 libamr_wb_decoder_deps="libamr_wb"
767 libamr_wb_encoder_deps="libamr_wb"
768 libfaac_encoder_deps="libfaac"
769 libfaad_decoder_deps="libfaad"
770 libgsm_decoder_deps="libgsm"
771 libgsm_encoder_deps="libgsm"
772 libgsm_ms_decoder_deps="libgsm"
773 libgsm_ms_encoder_deps="libgsm"
774 libmp3lame_encoder_deps="libmp3lame"
775 libtheora_encoder_deps="libtheora"
776 libvorbis_decoder_deps="libvorbis"
777 libvorbis_encoder_deps="libvorbis"
778 libx264_encoder_deps="libx264"
779 libxvid_encoder_deps="libxvid"
780
781 # demuxers / muxers
782 ac3_demuxer_deps="ac3_parser"
783 audio_demuxer_deps_any="audio_oss audio_beos"
784 audio_muxer_deps_any="audio_oss audio_beos"
785 dc1394_demuxer_deps="dc1394"
786 dv1394_demuxer_deps="dv1394"
787 libnut_demuxer_deps="libnut"
788 libnut_muxer_deps="libnut"
789 mp3_demuxer_deps="mpegaudio_parser"
790 ogg_muxer_deps="libogg"
791 redir_demuxer_deps="network"
792 rtp_muxer_deps="network mpegts_demuxer"
793 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
794 sdp_demuxer_deps="rtsp_demuxer"
795 v4l2_demuxer_deps="v4l2"
796 video_grab_bktr_demuxer_deps="bktr"
797 video_grab_v4l_demuxer_deps="v4l"
798 x11_grab_device_demuxer_deps="x11grab"
799
800 # protocols
801 http_protocol_deps="network"
802 rtp_protocol_deps="udp_protocol"
803 tcp_protocol_deps="network"
804 udp_protocol_deps="network"
805
806 # programs
807 ffplay_deps="sdl"
808 ffserver_deps="muxers rtp_protocol"
809
810
811 # set temporary file name
812 if test ! -z "$TMPDIR" ; then
813 TMPDIR1="${TMPDIR}"
814 elif test ! -z "$TEMPDIR" ; then
815 TMPDIR1="${TEMPDIR}"
816 else
817 TMPDIR1="/tmp"
818 fi
819
820 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
821 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
822 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
823 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
824 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
825
826 # default parameters
827
828 logging="yes"
829 logfile="config.err"
830
831 # installation paths
832 PREFIX="/usr/local"
833 libdir='$(PREFIX)/lib'
834 shlibdir="$libdir"
835 incdir='$(PREFIX)/include/ffmpeg'
836 mandir='$(PREFIX)/man'
837 bindir='$(PREFIX)/bin'
838
839 # toolchain
840 cc="gcc"
841 ar="ar"
842 ranlib="ranlib"
843 make="make"
844 strip="strip"
845 asmalign_pot="unknown"
846
847 # machine
848 arch=`uname -m`
849 cpu="generic"
850
851 # OS
852 targetos=$(tolower $(uname -s))
853
854 # non-library system interfaces
855 audio_oss="yes"
856 bktr="yes"
857 dv1394="yes"
858 v4l2="yes"
859 v4l="yes"
860
861 # libraries
862 zlib="yes"
863
864 # configurable options
865 debug="yes"
866 dostrip="yes"
867 ffmpeg="yes"
868 ffplay="yes"
869 ffserver="yes"
870 ipv6="yes"
871 static="yes"
872 mpegaudio_hp="yes"
873 network="yes"
874 optimize="yes"
875 protocols="yes"
876 vhook="default"
877
878 # build settings
879 SHFLAGS='-shared -Wl,-soname,$@'
880 VHOOKSHFLAGS='$(SHFLAGS)'
881 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
882 FFSERVERLDFLAGS=-Wl,-E
883 LDCONFIG="ldconfig"
884 LIBPREF="lib"
885 LIBSUF=".a"
886 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
887 SLIBPREF="lib"
888 SLIBSUF=".so"
889 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
890 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
891 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
892 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
893
894 # find source path
895 source_path="`dirname \"$0\"`"
896 source_path_used="yes"
897 if test -z "$source_path" -o "$source_path" = "." ; then
898 source_path="`pwd`"
899 source_path_used="no"
900 else
901 source_path="`cd \"$source_path\"; pwd`"
902 echo "$source_path" | grep -q '[[:blank:]]' &&
903 die "Out of tree builds are impossible with whitespace in source path."
904 fi
905
906 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
907 show_help
908 fi
909
910 FFMPEG_CONFIGURATION="$@"
911
912 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
913 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
914 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
915 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
916 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
917 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
918 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
919
920 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
921 enable $ARCH_EXT_LIST
922
923 die_unknown(){
924 echo "Unknown option \"$1\"."
925 echo "See $0 --help for available options."
926 exit 1
927 }
928
929 show_list() {
930 for part in $*; do
931 echo $part | sed 's/_[^_]*$//'
932 done | sort
933 exit 0
934 }
935
936 for opt do
937 optval="${opt#*=}"
938 case "$opt" in
939 --log)
940 ;;
941 --log=*) logging="$optval"
942 ;;
943 --prefix=*) PREFIX="$optval"
944 ;;
945 --libdir=*) libdir="$optval"
946 ;;
947 --shlibdir=*) shlibdir="$optval"
948 ;;
949 --incdir=*) incdir="$optval"
950 ;;
951 --mandir=*) mandir="$optval"
952 ;;
953 --source-path=*) source_path="$optval"
954 ;;
955 --cross-prefix=*) cross_prefix="$optval"
956 ;;
957 --cross-compile) cross_compile="yes"
958 ;;
959 --target-os=*) targetos="$optval"
960 ;;
961 --cc=*) cc="$optval"
962 ;;
963 --make=*) make="$optval"
964 ;;
965 --extra-cflags=*) add_cflags "$optval"
966 ;;
967 --extra-ldflags=*) add_ldflags "$optval"
968 ;;
969 --extra-libs=*) add_extralibs "$optval"
970 ;;
971 --build-suffix=*) BUILDSUF="$optval"
972 ;;
973 --arch=*) arch="$optval"
974 ;;
975 --cpu=*) cpu="$optval"
976 ;;
977 --disable-opts) optimize="no"
978 ;;
979 --enable-sunmlib) mlib="yes"
980 ;;
981 --disable-strip) dostrip="no"
982 ;;
983 --disable-encoders) disable $ENCODER_LIST
984 ;;
985 --disable-decoders) disable $DECODER_LIST
986 ;;
987 --disable-muxers) disable $MUXER_LIST
988 ;;
989 --disable-demuxers) disable $DEMUXER_LIST
990 ;;
991 --disable-parsers) disable $PARSER_LIST
992 ;;
993 --disable-bsfs) disable $BSF_LIST
994 ;;
995 --disable-protocols) disable $PROTOCOL_LIST
996 ;;
997 --enable-*=*|--disable-*=*)
998 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
999 case "$thing" in
1000 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1001 *) die_unknown "$opt" ;;
1002 esac
1003 ;;
1004 --enable-?*|--disable-?*)
1005 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1006 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1007 $action $option
1008 ;;
1009 --list-*)
1010 NAME="${opt#--list-}"
1011 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1012 NAME=$(toupper ${NAME%s})
1013 eval show_list \$${NAME}_LIST
1014 ;;
1015 --help) show_help
1016 ;;
1017 *)
1018 die_unknown $opt
1019 ;;
1020 esac
1021 done
1022
1023 case "$arch" in
1024 i386|i486|i586|i686|i86pc|BePC)
1025 arch="x86_32"
1026 enable fast_unaligned
1027 ;;
1028 x86_64|amd64)
1029 arch="x86_32"
1030 enable fast_unaligned
1031 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1032 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1033 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1034 arch="x86_64"
1035 enable fast_64bit
1036 fi
1037 fi
1038 ;;
1039 # armv4l is a subset of armv[567]*l
1040 arm|armv[4567]*l)
1041 arch="armv4l"
1042 ;;
1043 alpha)
1044 arch="alpha"
1045 enable fast_64bit
1046 ;;
1047 "Power Macintosh"|ppc|powerpc)
1048 arch="powerpc"
1049 ;;
1050 ppc64)
1051 arch="powerpc"
1052 enable fast_64bit
1053 ;;
1054 mips|mipsel|IP*)
1055 arch="mips"
1056 ;;
1057 sun4u|sparc64)
1058 arch="sparc64"
1059 enable fast_64bit
1060 ;;
1061 sparc)
1062 arch="sparc"
1063 ;;
1064 sh4)
1065 arch="sh4"
1066 ;;
1067 parisc)
1068 arch="parisc"
1069 ;;
1070 parisc64)
1071 arch="parisc"
1072 enable fast_64bit
1073 ;;
1074 s390|s390x)
1075 arch="s390"
1076 ;;
1077 m68k)
1078 arch="m68k"
1079 ;;
1080 ia64)
1081 arch="ia64"
1082 enable fast_64bit
1083 ;;
1084 bfin)
1085 arch="bfin"
1086 ;;
1087 *)
1088 arch="unknown"
1089 ;;
1090 esac
1091
1092 enable $arch
1093 enabled_any x86_32 x86_64 && enable x86
1094 enabled sparc64 && enable sparc
1095
1096 # OS specific
1097 osextralibs="-lm"
1098 case $targetos in
1099 beos|haiku|zeta)
1100 PREFIX="$HOME/config"
1101 # helps building libavcodec
1102 add_cflags "-DPIC -fomit-frame-pointer"
1103 # 3 gcc releases known for BeOS, each with ugly bugs
1104 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1105 case "$gcc_version" in
1106 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1107 mmx="no"
1108 ;;
1109 *20010315*) echo "BeBits gcc"
1110 add_cflags "-fno-expensive-optimizations"
1111 ;;
1112 esac
1113 LDCONFIG="echo ignoring ldconfig"
1114 SHFLAGS=-nostart
1115 # disable Linux things
1116 dv1394="no"
1117 # enable BeOS things
1118 disabled audio_beos || enable_audio_beos
1119 # no need for libm, but the inet stuff
1120 # Check for BONE
1121 # XXX: actually should check for NOT net_server
1122 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1123 osextralibs="-lbind -lsocket"
1124 else
1125 beos_netserver="yes"
1126 osextralibs="-lnet"
1127 fi ;;
1128 sunos)
1129 dv1394="no"
1130 FFSERVERLDFLAGS=""
1131 SHFLAGS="-shared -Wl,-h,\$@"
1132 add_extralibs "-lsocket -lnsl"
1133 ;;
1134 netbsd)
1135 dv1394="no"
1136 add_extralibs "-lossaudio"
1137 ;;
1138 openbsd)
1139 dv1394="no"
1140 need_memalign="no"
1141 LIBOBJFLAGS="\$(PIC)"
1142 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1143 SHFLAGS='-shared'
1144 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1145 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1146 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1147 add_extralibs "-lossaudio"
1148 ;;
1149 freebsd)
1150 dv1394="no"
1151 need_memalign="no"
1152 add_cflags "-pthread"
1153 ;;
1154 gnu/kfreebsd)
1155 dv1394="no"
1156 add_cflags "-pthread"
1157 ;;
1158 bsd/os)
1159 dv1394="no"
1160 osextralibs="-lpoll -lgnugetopt -lm"
1161 strip="strip -d"
1162 ;;
1163 darwin)
1164 dv1394="no"
1165 need_memalign="no"
1166 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1167 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1168 osextralibs=""
1169 strip="strip -x"
1170 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1171 SLIBSUF=".dylib"
1172 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1173 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1174 FFSERVERLDFLAGS=-Wl,-bind_at_load
1175 ;;
1176 mingw32*)
1177 targetos=mingw32
1178 shlibdir="$bindir"
1179 dv1394="no"
1180 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1181 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1182 if enabled swscaler; then
1183 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1184 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1185 fi
1186 ffserver="no"
1187 SLIBPREF=""
1188 SLIBSUF=".dll"
1189 EXESUF=".exe"
1190 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1191 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1192 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1193 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1194 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1195 enabled network && add_extralibs -lws2_32
1196 ;;
1197 cygwin*)
1198 targetos=cygwin
1199 shlibdir="$bindir"
1200 dv1394="no"
1201 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1202 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1203 if enabled swscaler; then
1204 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1205 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1206 fi
1207 osextralibs=""
1208 EXESUF=".exe"
1209 SLIBPREF="cyg"
1210 SLIBSUF=".dll"
1211 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1212 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1213 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1214 ;;
1215 linux)
1216 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1217 ;;
1218 irix*)
1219 targetos=irix
1220 ranlib="echo ignoring ranlib"
1221 ;;
1222 *)
1223 targetos="${targetos}-UNKNOWN"
1224 ;;
1225 esac
1226
1227 add_extralibs $osextralibs
1228
1229 if ! disabled logging ; then
1230 enabled logging || logfile="$logging"
1231 echo "# $0 $@" >$logfile
1232 set >>$logfile
1233 else
1234 logfile=/dev/null
1235 fi
1236
1237 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1238 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1239
1240 test -n "$cross_prefix" && cross_compile=yes
1241 cc="${cross_prefix}${cc}"
1242 ar="${cross_prefix}${ar}"
1243 ranlib="${cross_prefix}${ranlib}"
1244 strip="${cross_prefix}${strip}"
1245
1246 # we need to build at least one lib type
1247 if ! enabled_any static shared; then
1248 cat <<EOF
1249 At least one library type must be built.
1250 Specify --enable-static to build the static libraries or --enable-shared to
1251 build the shared libraries as well. To only build the shared libraries specify
1252 --disable-static in addition to --enable-shared.
1253 EOF
1254 exit 1;
1255 fi
1256
1257 if disabled static; then
1258 LIB=""
1259 fi
1260
1261 if ! enabled libogg; then
1262 enabled libtheora && die "libogg must be enabled to enable libtheora."
1263 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1264 fi
1265
1266 if enabled_any libfaad libfaadbin ; then
1267 if check_header faad.h; then
1268 check_cc << EOF
1269 #include <faad.h>
1270 #ifndef FAAD2_VERSION
1271 ok faad1
1272 #endif
1273 int main( void ) { return 0; }
1274 EOF
1275 test $? = 0 && enable libfaad2
1276 else
1277 die "FAAD test failed."
1278 fi
1279 fi
1280
1281
1282 if ! enabled gpl; then
1283 die_gpl_disabled(){
1284 name=$1
1285 shift
1286 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1287 }
1288 die_gpl_disabled "The Postprocessing code" pp
1289 die_gpl_disabled "liba52" liba52
1290 die_gpl_disabled "libx264" libx264
1291 die_gpl_disabled "libxvidcore" libxvid
1292 die_gpl_disabled "FAAD2" libfaad2
1293 die_gpl_disabled "The X11 grabber" x11grab
1294 die_gpl_disabled "The software scaler" swscaler
1295 fi
1296
1297 check_deps $ARCH_EXT_LIST
1298
1299 test -z "$need_memalign" && need_memalign="$mmx"
1300
1301 #Darwin CC versions
1302 if test $targetos = darwin; then
1303 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1304 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1305 else
1306 add_cflags "-no-cpp-precomp -pipe"
1307 check_cflags "-force_cpusubtype_ALL"
1308 check_cflags "-Wno-sign-compare"
1309 disabled shared && add_cflags -mdynamic-no-pic
1310 fi
1311 fi
1312
1313 disabled optimize || add_cflags -fomit-frame-pointer
1314
1315 # Add processor-specific flags
1316 if test $cpu != "generic"; then
1317 warn_altivec(){
1318 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1319 }
1320 case $cpu in
1321 601|ppc601|PowerPC601)
1322 add_cflags "-mcpu=601"
1323 warn_altivec enabled PPC601
1324 ;;
1325 603*|ppc603*|PowerPC603*)
1326 add_cflags "-mcpu=603"
1327 warn_altivec enabled PPC603
1328 ;;
1329 604*|ppc604*|PowerPC604*)
1330 add_cflags "-mcpu=604"
1331 warn_altivec enabled PPC604
1332 ;;
1333 G3|g3|75*|ppc75*|PowerPC75*)
1334 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1335 warn_altivec enabled PPC75x
1336 ;;
1337 G4|g4|745*|ppc745*|PowerPC745*)
1338 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1339 warn_altivec disabled PPC745x
1340 ;;
1341 74*|ppc74*|PowerPC74*)
1342 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1343 warn_altivec disabled PPC74xx
1344 ;;
1345 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1346 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1347 warn_altivec disabled PPC970
1348 enable ppc64
1349 ;;
1350 Cell|CELL|cell)
1351 add_cflags "-mcpu=cell"
1352 warn_altivec disabled Cell
1353 enable ppc64
1354 ;;
1355 # targets that do NOT support conditional mov (cmov)
1356 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1357 add_cflags "-march=$cpu"
1358 cmov="no"
1359 ;;
1360 # targets that do support conditional mov (cmov)
1361 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1362 add_cflags "-march=$cpu"
1363 cmov="yes"
1364 fast_cmov="yes"
1365 ;;
1366 # targets that do support conditional mov but on which it's slow
1367 pentium4|prescott|nocona)
1368 add_cflags "-march=$cpu"
1369 cmov="yes"
1370 fast_cmov="no"
1371 ;;
1372 sparc64)
1373 add_cflags "-mcpu=v9"
1374 ;;
1375 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1376 add_cflags "-mfdpic"
1377 add_ldflags "-mfdpic"
1378 ;;
1379 *)
1380 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1381 ;;
1382 esac
1383 fi
1384
1385 gnu_make(){
1386 $1 --version 2>&1 | grep -q GNU
1387 }
1388
1389 if ! gnu_make $make; then
1390 gnu_make gmake && make=gmake || die "GNU make not found."
1391 fi
1392
1393 # make sure we can execute files in $TMPDIR
1394 cat >$TMPE 2>>$logfile <<EOF
1395 #! /bin/sh
1396 EOF
1397 chmod +x $TMPE >>$logfile 2>&1
1398 if ! $TMPE >>$logfile 2>&1; then
1399 cat <<EOF
1400 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1401 variable to another directory and make sure that $TMPDIR1 is not mounted
1402 noexec.
1403 EOF
1404 die "Sanity test failed."
1405 fi
1406 rm $TMPE
1407
1408 # compiler sanity check
1409 check_exec <<EOF
1410 int main(){
1411 return 0;
1412 }
1413 EOF
1414 if test "$?" != 0; then
1415 echo "$cc is unable to create an executable file."
1416 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1417 echo "If $cc is a cross-compiler, use the --cross-compile option."
1418 echo "Only do this if you know what cross compiling means."
1419 fi
1420 die "C compiler test failed."
1421 fi
1422
1423 if enabled x86; then
1424 # check whether EBP is available on x86
1425 # As 'i' is stored on the stack, this program will crash
1426 # if the base pointer is used to access it because the
1427 # base pointer is cleared in the inline assembly code.
1428 check_exec_crash <<EOF && enable ebp_available
1429 volatile int i=0;
1430 asm volatile (
1431 "xorl %%ebp, %%ebp"
1432 ::: "%ebp");
1433 return i;
1434 EOF
1435
1436 # check wether EBX is available on x86
1437 check_cc <<EOF && enable ebx_available
1438 int main(){
1439 asm volatile ("":::"%ebx");
1440 }
1441 EOF
1442
1443 # check whether binutils is new enough to compile SSSE3
1444 enabled ssse3 && check_cc <<EOF || disable ssse3
1445 int main(){
1446 asm volatile ("pabsw %xmm0, %xmm0");
1447 }
1448 EOF
1449 fi
1450
1451 # check for assembler specific support
1452
1453 if test $arch = "powerpc"; then
1454 check_cc <<EOF && dcbzl=yes
1455 int main(void) {
1456 register long zero = 0;
1457 char data[1024];
1458 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1459 return 0;
1460 }
1461 EOF
1462 fi
1463
1464 # check for SIMD availability
1465
1466 # AltiVec flags: The FSF version of GCC differs from the Apple version
1467 if enabled altivec; then
1468 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1469 add_cflags "-faltivec"
1470 else
1471 add_cflags "-maltivec -mabi=altivec"
1472 fi
1473
1474 check_header altivec.h
1475
1476 # check if our compiler supports Motorola AltiVec C API
1477 if enabled altivec_h; then
1478 inc_altivec_h="#include <altivec.h>"
1479 else
1480 inc_altivec_h=
1481 fi
1482 check_cc <<EOF || altivec=no
1483 $inc_altivec_h
1484 int main(void) {
1485 vector signed int v1, v2, v3;
1486 v1 = vec_add(v2,v3);
1487 return 0;
1488 }
1489 EOF
1490 fi
1491
1492 # check armv5te instructions support
1493 enabled armv5te && check_cc <<EOF || disable armv5te
1494 int main(void) {
1495 __asm__ __volatile__ ("qadd r0, r0, r0");
1496 }
1497 EOF
1498
1499 enabled armv6 && check_cc <<EOF || disable armv6
1500 int main(void) {
1501 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1502 }
1503 EOF
1504
1505 # check iwmmxt support
1506 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1507 int main(void) {
1508 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1509 }
1510 EOF
1511
1512 # check if our compiler supports mmi
1513 enabled mmi && check_cc <<EOF || mmi="no"
1514 int main(void) {
1515 __asm__ ("lq \$2, 0(\$2)");
1516 return 0;
1517 }
1518 EOF
1519
1520 # ---
1521 # big/little-endian test
1522 if ! enabled cross_compile; then
1523 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1524 #include <inttypes.h>
1525 int main(int argc, char ** argv){
1526 volatile uint32_t i=0x01234567;
1527 return (*((uint8_t*)(&i))) == 0x67;
1528 }
1529 EOF
1530 else
1531 # programs cannot be launched if cross compiling, so make a static guess
1532 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1533 bigendian="yes"
1534 fi
1535 fi
1536
1537 # ---
1538 # check availability of some header files
1539
1540 check_header malloc.h
1541 check_func memalign
1542
1543 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1544 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1545 fi
1546
1547 check_header byteswap.h
1548
1549 check_func mkstemp
1550 check_func gethrtime
1551
1552 check_header termios.h
1553 check_header conio.h
1554
1555 check_header arpa/inet.h
1556 check_header winsock2.h
1557
1558 check_func inet_aton
1559 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1560
1561 # ffserver uses poll(),
1562 # if it's not found we can emulate it using select().
1563 if enabled ffserver; then
1564 check_header sys/poll.h
1565 fi
1566
1567 # check for some common methods of building with pthread support
1568 # do this before the optional library checks as some of them require pthreads
1569 if enabled pthreads; then
1570 if check_func pthread_create; then
1571 :
1572 elif check_func pthread_create -pthread; then
1573 add_cflags -pthread
1574 add_ldflags -pthread
1575 elif check_func pthread_create -pthreads; then
1576 add_cflags -pthreads
1577 add_ldflags -pthreads
1578 elif ! check_lib pthread.h pthread_create -lpthread; then
1579 die "ERROR: can't find pthreads library"
1580 fi
1581 fi
1582
1583 for thread in $THREADS_LIST; do
1584 if enabled $thread; then
1585 if test -n "$thread_type"; then
1586 die "ERROR: Only one thread type must be selected."
1587 else
1588 thread_type="$thread"
1589 fi
1590 fi
1591 done
1592
1593 # test for lrintf in math.h
1594 check_exec <<EOF && lrintf=yes || lrintf=no
1595 #define _ISOC9X_SOURCE 1
1596 #include <math.h>
1597 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1598 EOF
1599
1600 enabled_any libamr_nb libamr_wb && enable libamr
1601
1602 # these are off by default, so fail if requested and not available
1603 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1604 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1605 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1606 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1607 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1608 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1609 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1610 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1611 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1612 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1613 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1614 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1615 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1616 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1617 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1618 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1619
1620 # disable the native AC-3 decoder if liba52 is enabled
1621 enabled liba52 && disable ac3_decoder
1622
1623 _restrict=
1624 for restrict_keyword in restrict __restrict__ __restrict; do
1625 check_cc <<EOF && _restrict=$restrict_keyword && break
1626 void foo(char * $restrict_keyword p);
1627 EOF
1628 done
1629
1630 # dlopen/dlfcn.h probing
1631
1632 check_header dlfcn.h
1633
1634 if check_func dlopen; then
1635 ldl=
1636 elif check_func dlopen -ldl; then
1637 ldl=-ldl
1638 fi
1639
1640 check_func getrusage
1641 check_func2 windows.h GetProcessTimes
1642
1643 check_func fork
1644 check_func closesocket ||
1645 check_func2 winsock2.h closesocket
1646
1647 test "$vhook" = "default" && vhook="$dlopen"
1648
1649 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1650
1651 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1652 vhook="no"
1653 echo
1654 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1655 echo "Patches welcome."
1656 echo
1657 fi
1658
1659 if enabled vhook; then
1660 check_ldflags -rdynamic
1661 check_ldflags -export-dynamic
1662 fi
1663
1664 enabled audio_beos && add_extralibs "-lmedia -lbe"
1665
1666 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1667 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1668
1669 ##########################################
1670 # SDL check
1671
1672 sdl_too_old=no
1673 sdl=no
1674 SDL_CONFIG="${cross_prefix}sdl-config"
1675 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1676 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1677 temp_cflags $sdl_cflags
1678 temp_extralibs `"${SDL_CONFIG}" --libs`
1679 if check_lib SDL.h SDL_Init; then
1680 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1681 if test "$_sdlversion" -lt 121 ; then
1682 sdl_too_old=yes
1683 else
1684 sdl=yes
1685 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1686 #include <SDL.h>
1687 int main(void){
1688 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1689 int w = vi->current_w;
1690 return 0;
1691 }
1692 EOF
1693 fi
1694 fi
1695 restore_flags
1696 fi
1697
1698 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1699
1700 ##########################################
1701 # IPv6 check
1702
1703 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1704 #include <sys/types.h>
1705 #include <sys/socket.h>
1706 #include <netinet/in.h>
1707 #include <netdb.h>
1708 int main( void ) {
1709 struct sockaddr_storage saddr;
1710 struct ipv6_mreq mreq6;
1711 getaddrinfo(0,0,0,0);
1712 getnameinfo(0,0,0,0,0,0,0);
1713 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1714 }
1715 EOF
1716
1717 enabled v4l && check_header linux/videodev.h || disable v4l
1718 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1719
1720 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1721 if enabled bktr; then
1722 { check_header dev/bktr/ioctl_meteor.h &&
1723 check_header dev/bktr/ioctl_bt848.h; } ||
1724 { check_header machine/ioctl_meteor.h &&
1725 check_header machine/ioctl_bt848.h; } ||
1726 { check_header dev/video/meteor/ioctl_meteor.h &&
1727 check_header dev/video/bktr/ioctl_bt848.h; } ||
1728 check_header dev/ic/bt8xx.h ||
1729 disable bktr
1730 fi
1731
1732 enabled audio_oss &&
1733 check_header sys/soundcard.h ||
1734 check_header soundcard.h ||
1735 disable audio_oss
1736
1737 # Deal with the x11 frame grabber
1738 enabled x11grab &&
1739 enabled gpl &&
1740 enabled x11_grab_device_demuxer &&
1741 check_header X11/Xlib.h &&
1742 check_header X11/extensions/XShm.h &&
1743 check_func XOpenDisplay -lX11 &&
1744 check_func XShmCreateImage -lX11 -lXext &&
1745 add_extralibs -lX11 -lXext ||
1746 disable x11_grab_device_demuxer
1747
1748 enabled debug && add_cflags -g
1749
1750 # add some useful compiler flags if supported
1751 check_cflags -Wdeclaration-after-statement
1752 check_cflags -Wall
1753 check_cflags -Wno-switch
1754 check_cflags -Wdisabled-optimization
1755 check_cflags -Wpointer-arith
1756 check_cflags -Wredundant-decls
1757 check_cflags -Wno-pointer-sign
1758 enabled extra_warnings && check_cflags -Winline
1759
1760 # add some linker flags
1761 check_ldflags -Wl,--warn-common
1762 check_ldflags $LDLATEFLAGS
1763
1764 if enabled small; then
1765 check_cflags -Os # not all compilers support -Os
1766 optimize="small"
1767 elif enabled optimize; then
1768 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1769 add_cflags "-O5"
1770 add_ldflags "-O5"
1771 else
1772 add_cflags "-O3"
1773 fi
1774 fi
1775
1776 # PIC flags for shared library objects where they are needed
1777 if enabled shared; then
1778 # LIBOBJFLAGS may have already been set in the OS configuration
1779 if test -z "$LIBOBJFLAGS" ; then
1780 case "$arch" in
1781 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1782 esac
1783 fi
1784 fi
1785
1786 if enabled gprof; then
1787 add_cflags "-p"
1788 add_ldflags "-p"
1789 fi
1790
1791 VHOOKCFLAGS="-fPIC"
1792
1793 # find if .align arg is power-of-two or not
1794 if test $asmalign_pot = "unknown"; then
1795 asmalign_pot="no"
1796 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1797 fi
1798
1799 enabled_any $ENCODER_LIST && enable encoders
1800 enabled_any $DECODER_LIST && enable decoders
1801 enabled_any $MUXER_LIST && enable muxers
1802 enabled_any $DEMUXER_LIST && enable demuxers
1803 enabled_any $PROTOCOL_LIST && enable protocols
1804 enabled_any $BSF_LIST && enable bsfs
1805
1806 enabled_any $THREADS_LIST && enable threads
1807
1808 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1809 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1810
1811 enabled libogg && append pkg_requires "ogg >= 1.1"
1812 enabled libtheora && append pkg_requires "theora"
1813 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1814 enabled dc1394 && append pkg_requires "libraw1394"
1815
1816 echo "install prefix $PREFIX"
1817 echo "source path $source_path"
1818 echo "C compiler $cc"
1819 echo "make $make"
1820 echo ".align is power-of-two $asmalign_pot"
1821 echo "ARCH $arch ($cpu)"
1822 if test "$BUILDSUF" != ""; then
1823 echo "build suffix $BUILDSUF"
1824 fi
1825 echo "big-endian ${bigendian-no}"
1826 if test $arch = "x86_32" -o $arch = "x86_64"; then
1827 echo "MMX enabled ${mmx-no}"
1828 echo "CMOV enabled ${cmov-no}"
1829 echo "CMOV is fast ${fast_cmov-no}"
1830 fi
1831 if test $arch = "armv4l"; then
1832 echo "ARMv5TE enabled ${armv5te-no}"
1833 echo "ARMv6 enabled ${armv6-no}"
1834 echo "IWMMXT enabled ${iwmmxt-no}"
1835 fi
1836 if test $arch = "mips"; then
1837 echo "MMI enabled ${mmi-no}"
1838 fi
1839 if test $arch = "powerpc"; then
1840 echo "AltiVec enabled ${altivec-no}"
1841 echo "dcbzl available ${dcbzl-no}"
1842 fi
1843 echo "gprof enabled ${gprof-no}"
1844 echo "debug symbols ${debug-no}"
1845 echo "strip symbols ${dostrip-no}"
1846 echo "optimize ${optimize-no}"
1847 echo "static ${static-no}"
1848 echo "shared ${shared-no}"
1849 echo "postprocessing support ${pp-no}"
1850 echo "software scaler enabled ${swscaler-no}"
1851 echo "video hooking ${vhook-no}"
1852 if enabled vhook; then
1853 echo "Imlib2 support ${imlib2-no}"
1854 echo "FreeType support ${freetype2-no}"
1855 fi
1856 echo "network support ${network-no}"
1857 if enabled network; then
1858 echo "IPv6 support ${ipv6-no}"
1859 fi
1860 echo "threading support ${thread_type-no}"
1861 echo "SDL support ${sdl-no}"
1862 if enabled sdl_too_old; then
1863 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1864 fi
1865 echo "Sun medialib support ${mlib-no}"
1866 echo "AVISynth enabled ${avisynth-no}"
1867 echo "liba52 support ${liba52-no}"
1868 echo "liba52 dlopened ${liba52bin-no}"
1869 echo "libamr-nb support ${libamr_nb-no}"
1870 echo "libamr-wb support ${libamr_wb-no}"
1871 echo "libfaac enabled ${libfaac-no}"
1872 echo "libfaad enabled ${libfaad-no}"
1873 echo "libfaad dlopened ${libfaadbin-no}"
1874 echo "libgsm enabled ${libgsm-no}"
1875 echo "libmp3lame enabled ${libmp3lame-no}"
1876 echo "libnut enabled ${libnut-no}"
1877 echo "libogg enabled ${libogg-no}"
1878 echo "libtheora enabled ${libtheora-no}"
1879 echo "libvorbis enabled ${libvorbis-no}"
1880 echo "x264 enabled ${libx264-no}"
1881 echo "XviD enabled ${libxvid-no}"
1882 echo "zlib enabled ${zlib-no}"
1883 if ! enabled gpl; then
1884 echo "License: LGPL"
1885 else
1886 echo "License: GPL"
1887 fi
1888
1889 echo "Creating config.mak and config.h..."
1890
1891 echo "# Automatically generated by configure - do not modify!" > config.mak
1892 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1893 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1894
1895 echo "PREFIX=$PREFIX" >> config.mak
1896 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1897 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1898 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1899 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1900 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1901 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1902 echo "MAKE=$make" >> config.mak
1903 echo "CC=$cc" >> config.mak
1904 echo "AR=$ar" >> config.mak
1905 echo "RANLIB=$ranlib" >> config.mak
1906 if enabled dostrip; then
1907 echo "STRIP=$strip" >> config.mak
1908 else
1909 echo "STRIP=echo ignoring strip" >> config.mak
1910 fi
1911
1912 echo "OPTFLAGS=$CFLAGS" >> config.mak
1913 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1914 echo "LDFLAGS=$LDFLAGS" >> config.mak
1915 echo "LDCONFIG=$LDCONFIG" >> config.mak
1916 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1917 echo "SHFLAGS=$SHFLAGS" >> config.mak
1918 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1919 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1920 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1921 echo "BUILD_STATIC=$static" >> config.mak
1922 echo "BUILDSUF=$BUILDSUF" >> config.mak
1923 echo "LIBPREF=$LIBPREF" >> config.mak
1924 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1925 echo "LIB=$LIB" >> config.mak
1926 echo "SLIBPREF=$SLIBPREF" >> config.mak
1927 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1928 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1929
1930 if enabled bigendian; then
1931 echo "WORDS_BIGENDIAN=yes" >> config.mak
1932 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1933 fi
1934 if enabled mmx; then
1935 echo "#define __CPU__ 586" >> $TMPH
1936 fi
1937
1938 if enabled sdl; then
1939 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1940 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1941 fi
1942 if enabled texi2html; then
1943 echo "BUILD_DOC=yes" >> config.mak
1944 fi
1945
1946 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1947 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1948 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1949 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1950 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1951
1952
1953
1954 if enabled shared; then
1955 echo "BUILD_SHARED=yes" >> config.mak
1956 echo "PIC=-fPIC -DPIC" >> config.mak
1957 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1958 echo "SPPVERSION=$pp_version" >> config.mak
1959 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1960 echo "LAVCVERSION=$lavc_version" >> config.mak
1961 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1962 echo "LAVFVERSION=$lavf_version" >> config.mak
1963 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1964 echo "LAVUVERSION=$lavu_version" >> config.mak
1965 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1966 echo "SWSVERSION=$sws_version" >> config.mak
1967 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1968 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1969 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1970 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1971 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1972 fi
1973 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1974 echo "EXTRALIBS=$extralibs" >> config.mak
1975
1976 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1977 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1978 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1979 $DECODER_LIST \
1980 $ENCODER_LIST \
1981 $PARSER_LIST \
1982 $BSF_LIST \
1983 $DEMUXER_LIST \
1984 $MUXER_LIST \
1985 $PROTOCOL_LIST \
1986
1987 if test "$targetos" = darwin; then
1988 echo "#define CONFIG_DARWIN 1" >> $TMPH
1989 fi
1990
1991 echo "#define restrict $_restrict" >> $TMPH
1992
1993 if enabled small; then
1994 echo "#define av_always_inline" >> $TMPH
1995 fi
1996
1997 echo "SRC_PATH=\"$source_path\"" >> config.mak
1998 echo "SRC_PATH_BARE=$source_path" >> config.mak
1999 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2000
2001 # Apparently it's not possible to portably echo a backslash.
2002 if enabled asmalign_pot; then
2003 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
2004 else
2005 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2006 fi
2007
2008
2009 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2010 if ! cmp -s $TMPH config.h; then
2011 mv -f $TMPH config.h
2012 else
2013 echo "config.h is unchanged"
2014 fi
2015
2016 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2017
2018 # build tree in object directory if source path is different from current one
2019 if enabled source_path_used; then
2020 DIRS="\
2021 doc \
2022 libavformat \
2023 libavcodec \
2024 libavcodec/alpha \
2025 libavcodec/armv4l \
2026 libavcodec/bfin \
2027 libavcodec/i386 \
2028 libavcodec/sparc \
2029 libavcodec/mlib \
2030 libavcodec/ppc \
2031 libpostproc \
2032 libavutil \
2033 libswscale \
2034 tests \
2035 tools \
2036 vhook \
2037 "
2038 FILES="\
2039 Makefile \
2040 common.mak \
2041 libavformat/Makefile \
2042 libavcodec/Makefile \
2043 libpostproc/Makefile \
2044 libavutil/Makefile \
2045 libswscale/Makefile \
2046 doc/texi2pod.pl \
2047 "
2048 for dir in $DIRS ; do
2049 mkdir -p $dir
2050 done
2051 for f in $FILES ; do
2052 ln -sf "$source_path/$f" $f
2053 done
2054 fi
2055
2056
2057 # build pkg-config files
2058 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2059
2060 pkgconfig_generate(){
2061 name=$1
2062 comment=$2
2063 version=$3
2064 libs=$4
2065 requires=$5
2066 include=$6
2067 cat <<EOF >$name.pc
2068 prefix=$PREFIX
2069 exec_prefix=\${prefix}
2070 libdir=\${exec_prefix}/lib
2071 includedir=\${prefix}/include
2072
2073 Name: $name
2074 Description: $comment
2075 Version: $version
2076 Requires: $requires
2077 Conflicts:
2078 Libs: -L\${libdir} $libs
2079 Cflags: -I\${includedir} -I\${includedir}/$include
2080 EOF
2081 }
2082
2083 pkgconfig_generate_uninstalled(){
2084 name=$1
2085 shortname=${name#lib}
2086 comment=$2
2087 version=$3
2088 libs=$4
2089 requires=$5
2090 cat <<EOF >$name-uninstalled.pc
2091 prefix=
2092 exec_prefix=
2093 libdir=\${pcfiledir}/$name
2094 includedir=\${pcfiledir}/$name
2095
2096 Name: $name
2097 Description: $comment
2098 Version: $version
2099 Requires: $requires
2100 Conflicts:
2101 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2102 Cflags: -I\${includedir}
2103 EOF
2104 }
2105
2106 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2107 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2108
2109 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2110 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2111
2112 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2113 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2114
2115 if enabled pp; then
2116 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2117 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2118 fi
2119
2120 if enabled swscaler; then
2121 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2122 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2123 else
2124 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2125 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2126 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2127 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2128 fi