simplify version number extraction
[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/share/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-nonfree allow use of nonfree code, the resulting libav*"
72 echo " and ffmpeg will be unredistributable [default=no]"
73 echo " --enable-pp enable GPLed postprocessing support [default=no]"
74 echo " --enable-swscaler software scaler support [default=no]"
75 echo " --enable-beosthreads use BeOS threads [default=no]"
76 echo " --enable-os2threads use OS/2 threads [default=no]"
77 echo " --enable-pthreads use pthreads [default=no]"
78 echo " --enable-w32threads use Win32 threads [default=no]"
79 echo " --enable-x11grab enable X11 grabbing [default=no]"
80 echo
81 echo "External library support:"
82 echo " --enable-sunmlib use Sun medialib [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-libdc1394 enable IIDC-1394 grabbing using libdc1394"
89 echo " and libraw1394 [default=no]"
90 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
91 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
92 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
93 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
94 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
95 echo " --enable-libnut enable NUT (de)muxing via libnut,"
96 echo " native demuxer exists [default=no]"
97 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
98 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
99 echo " native implementation exists [default=no]"
100 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
101 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
102 echo " native MPEG-4/Xvid encoder exists [default=no]"
103 echo ""
104 echo "Advanced options (experts only):"
105 echo " --source-path=PATH path to source code [$source_path]"
106 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
107 echo " --cross-compile assume a cross-compiler is used"
108 echo " --target-os=OS compiler targets OS [$targetos]"
109 echo " --cc=CC use C compiler CC [$cc]"
110 echo " --make=MAKE use specified make [$make]"
111 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
112 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
113 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
114 echo " --build-suffix=SUFFIX suffix for application specific build []"
115 echo " --arch=ARCH select architecture [$arch]"
116 echo " --cpu=CPU selects the minimum cpu required (affects"
117 echo " instruction selection, may crash on older CPUs)"
118 echo " --enable-powerpc-perf enable performance report on PPC"
119 echo " (requires enabling PMC)"
120 echo " --disable-mmx disable MMX usage"
121 echo " --disable-armv5te disable armv5te usage"
122 echo " --disable-armv6 disable armv6 usage"
123 echo " --disable-iwmmxt disable iwmmxt usage"
124 echo " --disable-altivec disable AltiVec usage"
125 echo " --disable-network disable network support [default=no]"
126 echo " --disable-ipv6 disable ipv6 support [default=no]"
127 echo " --disable-zlib disable zlib [default=no]"
128 echo " --disable-vhook disable video hooking support"
129 echo " --disable-debug disable debugging symbols"
130 echo " --disable-mpegaudio-hp faster (but less accurate)"
131 echo " MPEG audio decoding [default=no]"
132 echo " --enable-gray enable full grayscale support (slower color)"
133 echo " --disable-ffmpeg disable ffmpeg build"
134 echo " --disable-ffserver disable ffserver build"
135 echo " --disable-ffplay disable ffplay build"
136 echo " --enable-small optimize for size instead of speed"
137 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
138 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
139 echo " --disable-encoder=NAME disables encoder NAME"
140 echo " --enable-encoder=NAME enables encoder NAME"
141 echo " --disable-decoder=NAME disables decoder NAME"
142 echo " --enable-decoder=NAME enables decoder NAME"
143 echo " --disable-encoders disables all encoders"
144 echo " --disable-decoders disables all decoders"
145 echo " --disable-muxer=NAME disables muxer NAME"
146 echo " --enable-muxer=NAME enables muxer NAME"
147 echo " --disable-muxers disables all muxers"
148 echo " --disable-demuxer=NAME disables demuxer NAME"
149 echo " --enable-demuxer=NAME enables demuxer NAME"
150 echo " --disable-demuxers disables all demuxers"
151 echo " --enable-parser=NAME enables parser NAME"
152 echo " --disable-parser=NAME disables parser NAME"
153 echo " --disable-parsers disables all parsers"
154 echo " --enable-bsf=NAME enables bitstream filter NAME"
155 echo " --disable-bsf=NAME disables bitstream filter NAME"
156 echo " --disable-bsfs disables all bitstream filters"
157 echo " --enable-protocol=NAME enables protocol NAME"
158 echo " --disable-protocol=NAME disables protocol NAME"
159 echo " --disable-protocols disables all protocols"
160 echo " --disable-devices disables all devices"
161 echo " --list-decoders show all available decoders"
162 echo " --list-encoders show all available encoders"
163 echo " --list-muxers show all available muxers"
164 echo " --list-demuxers show all available demuxers"
165 echo " --list-parsers show all available parsers"
166 echo " --list-protocols show all available protocols"
167 echo " --list-bsfs show all available bitstream filters"
168 echo " --list-indevs show all available input devices"
169 echo " --list-outdevs show all available output devices"
170 echo
171 echo "Developer options (useful when working on FFmpeg itself):"
172 echo " --enable-gprof enable profiling with gprof [$gprof]"
173 echo " --disable-optimizations disable compiler optimizations"
174 echo " --enable-extra-warnings enable more compiler warnings"
175 echo " --disable-strip disable stripping of executables and shared libraries"
176 echo ""
177 echo "NOTE: Object files are built at the place where configure is launched."
178 exit 1
179 }
180
181 log(){
182 echo "$@" >>$logfile
183 }
184
185 log_file(){
186 log BEGIN $1
187 pr -n -t $1 >>$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-user@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 $TMPH
215 exit 1
216 }
217
218 # Avoid locale weirdness, besides we really just want to translate ASCII.
219 toupper(){
220 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
221 }
222
223 tolower(){
224 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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 if enabled $cfg; then
320 eval dep_extralibs="\$${cfg}_extralibs"
321 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
322 fi
323
324 disable ${cfg}_checking
325 done
326 }
327
328 print_config(){
329 pfx=$1
330 header=$2
331 makefile=$3
332 shift 3
333 for cfg; do
334 ucname="`toupper $cfg`"
335 if enabled $cfg; then
336 echo "#define ${pfx}${ucname} 1" >> $header
337 echo "#define ENABLE_${ucname} 1" >> $header
338 echo "${pfx}${ucname}=yes" >> $makefile
339 else
340 echo "#define ENABLE_${ucname} 0" >> $header
341 fi
342 done
343 }
344
345 flags_saved(){
346 (: ${SAVE_CFLAGS?}) 2>/dev/null
347 }
348
349 save_flags(){
350 flags_saved && return
351 SAVE_CFLAGS="$CFLAGS"
352 SAVE_LDFLAGS="$LDFLAGS"
353 SAVE_extralibs="$extralibs"
354 }
355
356 restore_flags(){
357 flags_saved || return
358 CFLAGS="$SAVE_CFLAGS"
359 LDFLAGS="$SAVE_LDFLAGS"
360 extralibs="$SAVE_extralibs"
361 unset SAVE_CFLAGS
362 unset SAVE_LDFLAGS
363 unset SAVE_extralibs
364 }
365
366 temp_cflags(){
367 save_flags
368 CFLAGS="$CFLAGS $*"
369 }
370
371 temp_ldflags(){
372 save_flags
373 LDFLAGS="$LDFLAGS $*"
374 }
375
376 temp_extralibs(){
377 save_flags
378 extralibs="$extralibs $*"
379 }
380
381 append(){
382 var=$1
383 shift
384 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
385 eval "$var=\"\$$var $*\""
386 }
387
388 add_cflags(){
389 append CFLAGS "$@"
390 }
391
392 add_ldflags(){
393 append LDFLAGS "$@"
394 }
395
396 add_extralibs(){
397 append extralibs "$@"
398 }
399
400 check_cmd(){
401 log "$@"
402 "$@" >>$logfile 2>&1
403 }
404
405 check_cc(){
406 log check_cc "$@"
407 cat >$TMPC
408 log_file $TMPC
409 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
410 }
411
412 check_cpp(){
413 log check_cpp "$@"
414 cat >$TMPC
415 log_file $TMPC
416 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
417 }
418
419 check_asm(){
420 log check_asm "$@"
421 name="$1"
422 asm="$2"
423 shift 2
424 check_cc "$@" <<EOF && enable $name || disable $name
425 int foo(void){
426 asm volatile($asm);
427 }
428 EOF
429 }
430
431 check_ld(){
432 log check_ld "$@"
433 check_cc || return
434 flags=''
435 libs=''
436 for f; do
437 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
438 done
439 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
440 }
441
442 check_cflags(){
443 log check_cflags "$@"
444 check_cc "$@" <<EOF && add_cflags "$@"
445 int x;
446 EOF
447 }
448
449 check_ldflags(){
450 log check_ldflags "$@"
451 check_ld "$@" <<EOF && add_ldflags "$@"
452 int main(void){
453 return 0;
454 }
455 EOF
456 }
457
458 check_header(){
459 log check_header "$@"
460 header=$1
461 shift
462 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
463 disable $var
464 check_cpp "$@" <<EOF && enable $var
465 #include <$header>
466 int x;
467 EOF
468 }
469
470 check_func(){
471 log check_func "$@"
472 func=$1
473 shift
474 disable $func
475 check_ld "$@" <<EOF && enable $func
476 extern int $func();
477 int main(void){
478 $func();
479 }
480 EOF
481 }
482
483 check_func2(){
484 log check_func2 "$@"
485 headers=$1
486 func=$2
487 shift 2
488 disable $func
489 incs=""
490 for hdr in $headers; do
491 incs="$incs
492 #include <$hdr>"
493 done
494 check_ld "$@" <<EOF && enable $func
495 $incs
496 int main(int argc, char **argv){
497 (void) $func;
498 return 0;
499 }
500 EOF
501 }
502
503 check_lib(){
504 log check_lib "$@"
505 header="$1"
506 func="$2"
507 shift 2
508 temp_extralibs "$@"
509 check_header $header && check_func $func && add_extralibs "$@"
510 err=$?
511 restore_flags
512 return $err
513 }
514
515 check_lib2(){
516 log check_lib2 "$@"
517 headers="$1"
518 func="$2"
519 shift 2
520 temp_extralibs "$@"
521 check_func2 "$headers" $func && add_extralibs "$@"
522 err=$?
523 restore_flags
524 return $err
525 }
526
527 check_exec(){
528 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
529 }
530
531 check_exec_crash(){
532 code=`cat`
533
534 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
535 # are safe but may not be available everywhere. Thus we use
536 # raise(SIGTERM) instead. The check is run in a subshell so we
537 # can redirect the "Terminated" message from the shell. SIGBUS
538 # is not defined by standard C so it is used conditionally.
539
540 (check_exec "$@") >>$logfile 2>&1 <<EOF
541 #include <signal.h>
542 static void sighandler(int sig){
543 raise(SIGTERM);
544 }
545 int main(void){
546 signal(SIGILL, sighandler);
547 signal(SIGFPE, sighandler);
548 signal(SIGSEGV, sighandler);
549 #ifdef SIGBUS
550 signal(SIGBUS, sighandler);
551 #endif
552 { $code }
553 }
554 EOF
555 }
556
557 check_type(){
558 log check_type "$@"
559 headers=$1
560 type=$2
561 shift 2
562 disable $type
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566 #include <$hdr>"
567 done
568 check_cc "$@" <<EOF && enable $type
569 $incs
570 $type v;
571 EOF
572 }
573
574 require(){
575 name="$1"
576 header="$2"
577 func="$3"
578 shift 3
579 check_lib $header $func "$@" || die "ERROR: $name not found"
580 }
581
582 require2(){
583 name="$1"
584 headers="$2"
585 func="$3"
586 shift 3
587 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
588 }
589
590 check_foo_config(){
591 cfg=$1
592 pkg=$2
593 header=$3
594 func=$4
595 shift 4
596 disable $cfg
597 check_cmd ${pkg}-config --version
598 err=$?
599 if test "$err" = 0; then
600 temp_cflags `${pkg}-config --cflags`
601 temp_extralibs `${pkg}-config --libs`
602 check_lib "$@" $header $func && enable $cfg
603 fi
604 return $err
605 }
606
607 apply(){
608 file=$1
609 shift
610 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
611 }
612
613 COMPONENT_LIST="
614 bsfs
615 decoders
616 demuxers
617 encoders
618 indevs
619 muxers
620 outdevs
621 parsers
622 protocols
623 "
624
625 CONFIG_LIST="
626 $COMPONENT_LIST
627 avisynth
628 beos_netserver
629 ffmpeg
630 ffplay
631 ffserver
632 gpl
633 gprof
634 gray
635 hardcoded_tables
636 ipv6
637 liba52
638 liba52bin
639 libamr_nb
640 libamr_wb
641 libdc1394
642 libfaac
643 libfaad
644 libfaadbin
645 libgsm
646 libmp3lame
647 libnut
648 libtheora
649 libvorbis
650 libx264
651 libxvid
652 memalign_hack
653 mpegaudio_hp
654 network
655 nonfree
656 powerpc_perf
657 pp
658 small
659 swscaler
660 vhook
661 x11grab
662 zlib
663 "
664
665 THREADS_LIST='
666 beosthreads
667 os2threads
668 pthreads
669 w32threads
670 '
671
672 ARCH_LIST='
673 alpha
674 armv4l
675 bfin
676 ia64
677 m68k
678 mips
679 parisc
680 powerpc
681 s390
682 sh4
683 sparc
684 sparc64
685 x86
686 x86_32
687 x86_64
688 '
689
690 ARCH_EXT_LIST='
691 altivec
692 armv5te
693 armv6
694 iwmmxt
695 mmi
696 mmx
697 ssse3
698 vis
699 '
700
701 HAVE_LIST="
702 $ARCH_EXT_LIST
703 $THREADS_LIST
704 altivec_h
705 arpa_inet_h
706 byteswap_h
707 closesocket
708 cmov
709 conio_h
710 dcbzl
711 dev_bktr_ioctl_bt848_h
712 dev_bktr_ioctl_meteor_h
713 dev_ic_bt8xx_h
714 dev_video_meteor_ioctl_meteor_h
715 dev_video_bktr_ioctl_bt848_h
716 dlfcn_h
717 dlopen
718 ebp_available
719 ebx_available
720 fast_64bit
721 fast_cmov
722 fast_unaligned
723 fork
724 freetype2
725 gethrtime
726 GetProcessTimes
727 getrusage
728 imlib2
729 inet_aton
730 libdc1394_1
731 libdc1394_2
732 llrint
733 lrint
734 lrintf
735 machine_ioctl_bt848_h
736 machine_ioctl_meteor_h
737 malloc_h
738 memalign
739 mkstemp
740 mlib
741 ppc64
742 round
743 roundf
744 sdl
745 sdl_video_size
746 socklen_t
747 soundcard_h
748 poll_h
749 sys_select_h
750 sys_soundcard_h
751 termios_h
752 threads
753 winsock2_h
754 "
755
756 CMDLINE_SELECT="
757 $ARCH_EXT_LIST
758 $CONFIG_LIST
759 $THREADS_LIST
760 debug
761 extra_warnings
762 optimizations
763 shared
764 static
765 "
766
767 # code dependency declarations
768
769 # architecture extensions
770 altivec_deps="powerpc"
771 armv5te_deps="armv4l"
772 armv6_deps="armv4l"
773 iwmmxt_deps="armv4l"
774 mmi_deps="mips"
775 mmx_deps="x86"
776 ssse3_deps="x86"
777 vis_deps="sparc"
778
779 # decoders / encoders
780 ac3_decoder_deps="gpl"
781 dxa_decoder_deps="zlib"
782 flashsv_decoder_deps="zlib"
783 flashsv_encoder_deps="zlib"
784 flv_decoder_deps="h263_decoder"
785 h263_decoder_deps="h263_parser mpeg4video_parser"
786 h263i_decoder_deps="h263_decoder"
787 h264_decoder_deps="h264_parser"
788 mpeg_xvmc_decoder_deps="xvmc"
789 mpeg4_decoder_deps="h263_decoder"
790 msmpeg4v1_decoder_deps="h263_decoder"
791 msmpeg4v2_decoder_deps="h263_decoder"
792 msmpeg4v3_decoder_deps="h263_decoder"
793 png_decoder_deps="zlib"
794 png_encoder_deps="zlib"
795 svq3_decoder_deps="h264_parser"
796 vc1_decoder_deps="h263_decoder"
797 wmv1_decoder_deps="h263_decoder"
798 wmv2_decoder_deps="h263_decoder"
799 wmv3_decoder_deps="h263_decoder"
800 zmbv_decoder_deps="zlib"
801 zmbv_encoder_deps="zlib"
802
803 # external libraries
804 liba52_decoder_deps="liba52"
805 liba52bin_decoder_extralibs='$ldl'
806 libamr_nb_decoder_deps="libamr_nb"
807 libamr_nb_encoder_deps="libamr_nb"
808 libamr_wb_decoder_deps="libamr_wb"
809 libamr_wb_encoder_deps="libamr_wb"
810 libfaac_encoder_deps="libfaac"
811 libfaad_decoder_deps="libfaad"
812 libfaadbin_decoder_extralibs='$ldl'
813 libgsm_decoder_deps="libgsm"
814 libgsm_encoder_deps="libgsm"
815 libgsm_ms_decoder_deps="libgsm"
816 libgsm_ms_encoder_deps="libgsm"
817 libmp3lame_encoder_deps="libmp3lame"
818 libtheora_encoder_deps="libtheora"
819 libvorbis_encoder_deps="libvorbis"
820 libx264_encoder_deps="libx264"
821 libxvid_encoder_deps="libxvid"
822 mpeg4aac_decoder_deps="libfaad"
823
824 # demuxers / muxers
825 ac3_demuxer_deps="ac3_parser"
826 audio_beos_demuxer_deps="audio_beos"
827 audio_beos_demuxer_extralibs="-lmedia -lbe"
828 audio_beos_muxer_deps="audio_beos"
829 audio_beos_muxer_extralibs="-lmedia -lbe"
830 avisynth_demuxer_deps="avisynth"
831 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
832 dv1394_demuxer_deps="dv1394 dv_demuxer"
833 libdc1394_demuxer_deps="libdc1394"
834 libnut_demuxer_deps="libnut"
835 libnut_muxer_deps="libnut"
836 mp3_demuxer_deps="mpegaudio_parser"
837 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
838 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
839 redir_demuxer_deps="network"
840 rtp_muxer_deps="network rtp_protocol"
841 rtsp_demuxer_deps="sdp_demuxer"
842 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
843 v4l2_demuxer_deps="linux_videodev2_h"
844 v4l_demuxer_deps="linux_videodev_h"
845 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
846 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
847
848 # protocols
849 http_protocol_deps="network"
850 rtp_protocol_deps="udp_protocol"
851 tcp_protocol_deps="network"
852 udp_protocol_deps="network"
853
854 # programs
855 ffplay_deps="sdl"
856 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
857 ffserver_extralibs='$ldl'
858 vhook_extralibs='$ldl'
859
860
861 # set temporary file name
862 if test ! -z "$TMPDIR" ; then
863 TMPDIR1="${TMPDIR}"
864 elif test ! -z "$TEMPDIR" ; then
865 TMPDIR1="${TEMPDIR}"
866 else
867 TMPDIR1="/tmp"
868 fi
869
870 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
871 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
872 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
873 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
874 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
875
876 # default parameters
877
878 enable logging
879 logfile="config.err"
880
881 # installation paths
882 PREFIX="/usr/local"
883 libdir='$(PREFIX)/lib'
884 shlibdir="$libdir"
885 incdir='$(PREFIX)/include'
886 mandir='$(PREFIX)/share/man'
887 bindir='$(PREFIX)/bin'
888
889 # toolchain
890 cc="gcc"
891 ar="ar"
892 ranlib="ranlib"
893 make="make"
894 strip="strip"
895 asmalign_pot="unknown"
896 ln_s="ln -sf"
897
898 # machine
899 arch=`uname -m`
900 cpu="generic"
901
902 # OS
903 targetos=$(tolower $(uname -s))
904
905 # libraries
906 enable zlib
907
908 # configurable options
909 enable debug
910 enable dostrip
911 enable ffmpeg
912 enable ffplay
913 enable ffserver
914 enable ipv6
915 enable static
916 enable mpegaudio_hp
917 enable network
918 enable optimizations
919 enable protocols
920 vhook="default"
921
922 # build settings
923 SHFLAGS='-shared -Wl,-soname,$@'
924 VHOOKSHFLAGS='$(SHFLAGS)'
925 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
926 FFSERVERLDFLAGS=-Wl,-E
927 LIBPREF="lib"
928 LIBSUF=".a"
929 FULLNAME='$(NAME)$(BUILDSUF)'
930 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
931 SLIBPREF="lib"
932 SLIBSUF=".so"
933 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
934 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
935 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
936 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
937
938 # find source path
939 source_path="`dirname \"$0\"`"
940 enable source_path_used
941 if test -z "$source_path" -o "$source_path" = "." ; then
942 source_path="`pwd`"
943 disable source_path_used
944 else
945 source_path="`cd \"$source_path\"; pwd`"
946 echo "$source_path" | grep -q '[[:blank:]]' &&
947 die "Out of tree builds are impossible with whitespace in source path."
948 fi
949
950 FFMPEG_CONFIGURATION="$@"
951
952 find_things(){
953 thing=$1
954 pattern=$2
955 file=$source_path/$3
956 sed -n "s/^[^#]*$pattern.*(.*, *\\(.*\\)).*/\\1_$thing/p" "$file"
957 }
958
959 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
960 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
961 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
962 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
963 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
964 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
965 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
966 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
967 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
968
969 enable $ARCH_EXT_LIST \
970 $DECODER_LIST \
971 $ENCODER_LIST \
972 $PARSER_LIST \
973 $BSF_LIST \
974 $DEMUXER_LIST \
975 $MUXER_LIST \
976 $PROTOCOL_LIST \
977 $INDEV_LIST \
978 $OUTDEV_LIST \
979
980 die_unknown(){
981 echo "Unknown option \"$1\"."
982 echo "See $0 --help for available options."
983 exit 1
984 }
985
986 show_list() {
987 suffix=_$1
988 shift
989 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
990 exit 0
991 }
992
993 for opt do
994 optval="${opt#*=}"
995 case "$opt" in
996 --log)
997 ;;
998 --log=*) logging="$optval"
999 ;;
1000 --prefix=*) PREFIX="$optval"
1001 ;;
1002 --libdir=*) libdir="$optval"
1003 ;;
1004 --shlibdir=*) shlibdir="$optval"
1005 ;;
1006 --incdir=*) incdir="$optval"
1007 ;;
1008 --mandir=*) mandir="$optval"
1009 ;;
1010 --source-path=*) source_path="$optval"
1011 ;;
1012 --cross-prefix=*) cross_prefix="$optval"
1013 ;;
1014 --cross-compile) enable cross_compile
1015 ;;
1016 --target-os=*) targetos="$optval"
1017 ;;
1018 --cc=*) cc="$optval"
1019 ;;
1020 --make=*) make="$optval"
1021 ;;
1022 --extra-cflags=*) add_cflags "$optval"
1023 ;;
1024 --extra-ldflags=*) add_ldflags "$optval"
1025 ;;
1026 --extra-libs=*) add_extralibs "$optval"
1027 ;;
1028 --build-suffix=*) BUILDSUF="$optval"
1029 ;;
1030 --arch=*) arch="$optval"
1031 ;;
1032 --cpu=*) cpu="$optval"
1033 ;;
1034 --enable-sunmlib) enable mlib
1035 ;;
1036 --disable-strip) disable dostrip
1037 ;;
1038 --disable-encoders) disable $ENCODER_LIST
1039 ;;
1040 --disable-decoders) disable $DECODER_LIST
1041 ;;
1042 --disable-muxers) disable $MUXER_LIST
1043 ;;
1044 --disable-demuxers) disable $DEMUXER_LIST
1045 ;;
1046 --disable-parsers) disable $PARSER_LIST
1047 ;;
1048 --disable-bsfs) disable $BSF_LIST
1049 ;;
1050 --disable-protocols) disable $PROTOCOL_LIST
1051 ;;
1052 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1053 ;;
1054 --enable-*=*|--disable-*=*)
1055 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1056 case "$thing" in
1057 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1058 *) die_unknown "$opt" ;;
1059 esac
1060 ;;
1061 --enable-?*|--disable-?*)
1062 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1063 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1064 $action $option
1065 ;;
1066 --list-*)
1067 NAME="${opt#--list-}"
1068 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1069 NAME=${NAME%s}
1070 eval show_list $NAME \$$(toupper $NAME)_LIST
1071 ;;
1072 --help|-h) show_help
1073 ;;
1074 *)
1075 die_unknown $opt
1076 ;;
1077 esac
1078 done
1079
1080 case "$arch" in
1081 i386|i486|i586|i686|i86pc|BePC)
1082 arch="x86_32"
1083 enable fast_unaligned
1084 ;;
1085 x86_64|amd64)
1086 arch="x86_32"
1087 enable fast_unaligned
1088 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1089 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1090 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1091 arch="x86_64"
1092 enable fast_64bit
1093 fi
1094 fi
1095 ;;
1096 # armv4l is a subset of armv[567]*l
1097 arm|armv[4567]*l)
1098 arch="armv4l"
1099 ;;
1100 alpha)
1101 arch="alpha"
1102 enable fast_64bit
1103 ;;
1104 "Power Macintosh"|ppc|powerpc)
1105 arch="powerpc"
1106 ;;
1107 ppc64)
1108 arch="powerpc"
1109 enable fast_64bit
1110 ;;
1111 mips|mipsel|IP*)
1112 arch="mips"
1113 ;;
1114 sun4u|sparc64)
1115 arch="sparc64"
1116 enable fast_64bit
1117 ;;
1118 sparc)
1119 arch="sparc"
1120 ;;
1121 sh4)
1122 arch="sh4"
1123 ;;
1124 parisc)
1125 arch="parisc"
1126 ;;
1127 parisc64)
1128 arch="parisc"
1129 enable fast_64bit
1130 ;;
1131 s390|s390x)
1132 arch="s390"
1133 ;;
1134 m68k)
1135 arch="m68k"
1136 ;;
1137 ia64)
1138 arch="ia64"
1139 enable fast_64bit
1140 ;;
1141 bfin)
1142 arch="bfin"
1143 ;;
1144 *)
1145 arch="unknown"
1146 ;;
1147 esac
1148
1149 enable $arch
1150 enabled_any x86_32 x86_64 && enable x86
1151 enabled sparc64 && enable sparc
1152
1153 # OS specific
1154 case $targetos in
1155 beos|haiku|zeta)
1156 PREFIX="$HOME/config"
1157 # helps building libavcodec
1158 add_cflags "-DPIC -fomit-frame-pointer"
1159 # 3 gcc releases known for BeOS, each with ugly bugs
1160 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1161 case "$gcc_version" in
1162 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1163 disable mmx
1164 ;;
1165 *20010315*) echo "BeBits gcc"
1166 add_cflags "-fno-expensive-optimizations"
1167 ;;
1168 esac
1169 SHFLAGS=-nostart
1170 # enable BeOS things
1171 enable audio_beos
1172 # no need for libm, but the inet stuff
1173 # Check for BONE
1174 # XXX: actually should check for NOT net_server
1175 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1176 network_extralibs="-lbind -lsocket"
1177 else
1178 enable beos_netserver
1179 network_extralibs="-lnet"
1180 fi ;;
1181 sunos)
1182 FFSERVERLDFLAGS=""
1183 SHFLAGS='-shared -Wl,-h,$@'
1184 network_extralibs="-lsocket -lnsl"
1185 ;;
1186 netbsd)
1187 oss_demuxer_extralibs="-lossaudio"
1188 oss_muxer_extralibs="-lossaudio"
1189 ;;
1190 openbsd)
1191 disable need_memalign
1192 LIBOBJFLAGS='$(PIC)'
1193 SHFLAGS='-shared'
1194 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1195 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1196 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1197 oss_demuxer_extralibs="-lossaudio"
1198 oss_muxer_extralibs="-lossaudio"
1199 ;;
1200 freebsd)
1201 disable need_memalign
1202 ;;
1203 bsd/os)
1204 osextralibs="-lpoll -lgnugetopt"
1205 strip="strip -d"
1206 ;;
1207 darwin)
1208 disable need_memalign
1209 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1210 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1211 strip="strip -x"
1212 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1213 SLIBSUF=".dylib"
1214 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1215 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1216 FFSERVERLDFLAGS=-Wl,-bind_at_load
1217 ;;
1218 mingw32*)
1219 targetos=mingw32
1220 shlibdir="$bindir"
1221 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1222 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1223 if enabled swscaler; then
1224 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1225 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1226 fi
1227 disable ffserver
1228 SLIBPREF=""
1229 SLIBSUF=".dll"
1230 EXESUF=".exe"
1231 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1232 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1233 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1234 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1235 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1236 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1237 ;;
1238 cygwin*)
1239 targetos=cygwin
1240 shlibdir="$bindir"
1241 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1242 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1243 if enabled swscaler; then
1244 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1245 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1246 fi
1247 EXESUF=".exe"
1248 SLIBPREF="cyg"
1249 SLIBSUF=".dll"
1250 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1251 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1252 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1253 ;;
1254 *-dos|freedos|opendos)
1255 enable memalign_hack
1256 disable ffplay ffserver vhook
1257 disable $INDEV_LIST $OUTDEV_LIST
1258 network_extralibs="-lsocket"
1259 EXESUF=".exe"
1260 ;;
1261 linux)
1262 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1263 enable dv1394
1264 ;;
1265 irix*)
1266 targetos=irix
1267 ranlib="echo ignoring ranlib"
1268 ;;
1269 os/2*)
1270 ar="emxomfar -p256"
1271 ranlib="echo ignoring ranlib"
1272 strip="lxlite"
1273 ln_s="cp -f"
1274 add_cflags "-Zomf"
1275 EXESUF=".exe"
1276 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1277 SHFLAGS='$(NAME).def -Zdll -Zomf'
1278 FFSERVERLDFLAGS=""
1279 LIBSUF="_s.lib"
1280 SLIBPREF=""
1281 SLIBSUF=".dll"
1282 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1283 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1284 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1285 echo PROTMODE >> $(NAME).def; \
1286 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1287 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1288 echo EXPORTS >> $(NAME).def; \
1289 emxexp -o $(OBJS) >> $(NAME).def'
1290 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1291 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1292 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1293 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1294 vhook="no"
1295 ;;
1296 interix)
1297 disable vhook
1298 ;;
1299
1300 *)
1301 targetos="${targetos}-UNKNOWN"
1302 ;;
1303 esac
1304
1305 add_extralibs $osextralibs
1306
1307 if ! disabled logging ; then
1308 enabled logging || logfile="$logging"
1309 echo "# $0 $@" >$logfile
1310 set >>$logfile
1311 else
1312 logfile=/dev/null
1313 fi
1314
1315 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1316 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1317
1318 test -n "$cross_prefix" && enable cross_compile
1319 cc="${cross_prefix}${cc}"
1320 ar="${cross_prefix}${ar}"
1321 ranlib="${cross_prefix}${ranlib}"
1322 strip="${cross_prefix}${strip}"
1323
1324 # we need to build at least one lib type
1325 if ! enabled_any static shared; then
1326 cat <<EOF
1327 At least one library type must be built.
1328 Specify --enable-static to build the static libraries or --enable-shared to
1329 build the shared libraries as well. To only build the shared libraries specify
1330 --disable-static in addition to --enable-shared.
1331 EOF
1332 exit 1;
1333 fi
1334
1335 disabled static && LIBNAME=""
1336
1337 if enabled_any libfaad libfaadbin ; then
1338 if check_header faad.h; then
1339 check_cc << EOF
1340 #include <faad.h>
1341 #ifndef FAAD2_VERSION
1342 ok faad1
1343 #endif
1344 int main(void) { return 0; }
1345 EOF
1346 test $? = 0 && enable libfaad2
1347 else
1348 die "FAAD test failed."
1349 fi
1350 fi
1351
1352
1353 if ! enabled gpl; then
1354 die_gpl_disabled(){
1355 name=$1
1356 shift
1357 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1358 }
1359 die_gpl_disabled "The Postprocessing code" pp
1360 die_gpl_disabled "liba52" liba52
1361 die_gpl_disabled "libx264" libx264
1362 die_gpl_disabled "libxvidcore" libxvid
1363 die_gpl_disabled "FAAD2" libfaad2
1364 die_gpl_disabled "The X11 grabber" x11grab
1365 die_gpl_disabled "The software scaler" swscaler
1366 fi
1367
1368 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1369 die "libamr is nonfree and --enable-nonfree is not specified."
1370 fi
1371
1372 check_deps $ARCH_EXT_LIST
1373
1374 test -z "$need_memalign" && need_memalign="$mmx"
1375
1376 #Darwin CC versions
1377 if test $targetos = darwin; then
1378 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1379 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1380 else
1381 add_cflags "-no-cpp-precomp -pipe"
1382 check_cflags "-force_cpusubtype_ALL"
1383 check_cflags "-Wno-sign-compare"
1384 disabled shared && add_cflags -mdynamic-no-pic
1385 fi
1386 fi
1387
1388 disabled optimizations || add_cflags -fomit-frame-pointer
1389
1390 # Add processor-specific flags
1391 if test $cpu != "generic"; then
1392 warn_altivec(){
1393 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1394 }
1395 case $cpu in
1396 601|ppc601|PowerPC601)
1397 add_cflags "-mcpu=601"
1398 warn_altivec enabled PPC601
1399 ;;
1400 603*|ppc603*|PowerPC603*)
1401 add_cflags "-mcpu=603"
1402 warn_altivec enabled PPC603
1403 ;;
1404 604*|ppc604*|PowerPC604*)
1405 add_cflags "-mcpu=604"
1406 warn_altivec enabled PPC604
1407 ;;
1408 G3|g3|75*|ppc75*|PowerPC75*)
1409 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1410 warn_altivec enabled PPC75x
1411 ;;
1412 G4|g4|745*|ppc745*|PowerPC745*)
1413 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1414 warn_altivec disabled PPC745x
1415 ;;
1416 74*|ppc74*|PowerPC74*)
1417 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1418 warn_altivec disabled PPC74xx
1419 ;;
1420 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1421 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1422 warn_altivec disabled PPC970
1423 enable ppc64
1424 ;;
1425 Cell|CELL|cell)
1426 add_cflags "-mcpu=cell"
1427 warn_altivec disabled Cell
1428 enable ppc64
1429 ;;
1430 # targets that do NOT support conditional mov (cmov)
1431 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1432 add_cflags "-march=$cpu"
1433 disable cmov
1434 ;;
1435 # targets that do support conditional mov (cmov)
1436 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1437 add_cflags "-march=$cpu"
1438 enable cmov
1439 enable fast_cmov
1440 ;;
1441 # targets that do support conditional mov but on which it's slow
1442 pentium4|pentium4m|prescott|nocona)
1443 add_cflags "-march=$cpu"
1444 enable cmov
1445 disable fast_cmov
1446 ;;
1447 sparc64)
1448 add_cflags "-mcpu=v9"
1449 ;;
1450 arm*)
1451 add_cflags "-mcpu=$cpu"
1452 ;;
1453 *)
1454 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1455 ;;
1456 esac
1457 fi
1458
1459 gnu_make(){
1460 $1 --version 2>&1 | grep -q GNU
1461 }
1462
1463 if ! gnu_make $make; then
1464 gnu_make gmake && make=gmake || die "GNU make not found."
1465 fi
1466
1467 # make sure we can execute files in $TMPDIR
1468 cat >$TMPE 2>>$logfile <<EOF
1469 #! /bin/sh
1470 EOF
1471 chmod +x $TMPE >>$logfile 2>&1
1472 if ! $TMPE >>$logfile 2>&1; then
1473 cat <<EOF
1474 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1475 variable to another directory and make sure that $TMPDIR1 is not mounted
1476 noexec.
1477 EOF
1478 die "Sanity test failed."
1479 fi
1480 rm $TMPE
1481
1482 # compiler sanity check
1483 check_exec <<EOF
1484 int main(void){
1485 return 0;
1486 }
1487 EOF
1488 if test "$?" != 0; then
1489 echo "$cc is unable to create an executable file."
1490 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1491 echo "If $cc is a cross-compiler, use the --cross-compile option."
1492 echo "Only do this if you know what cross compiling means."
1493 fi
1494 die "C compiler test failed."
1495 fi
1496
1497 if enabled x86; then
1498 # check whether EBP is available on x86
1499 # As 'i' is stored on the stack, this program will crash
1500 # if the base pointer is used to access it because the
1501 # base pointer is cleared in the inline assembly code.
1502 check_exec_crash <<EOF && enable ebp_available
1503 volatile int i=0;
1504 asm volatile (
1505 "xorl %%ebp, %%ebp"
1506 ::: "%ebp");
1507 return i;
1508 EOF
1509
1510 # check wether EBX is available on x86
1511 check_asm ebx_available '"":::"%ebx"'
1512
1513 # check whether binutils is new enough to compile SSSE3
1514 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1515 fi
1516
1517 # check for assembler specific support
1518
1519 if test $arch = "powerpc"; then
1520 check_cc <<EOF && enable dcbzl
1521 int main(void) {
1522 register long zero = 0;
1523 char data[1024];
1524 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1525 return 0;
1526 }
1527 EOF
1528 fi
1529
1530 # check for SIMD availability
1531
1532 # AltiVec flags: The FSF version of GCC differs from the Apple version
1533 if enabled altivec; then
1534 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1535 add_cflags "-faltivec" ||
1536 add_cflags "-maltivec -mabi=altivec"
1537
1538 check_header altivec.h
1539
1540 # check if our compiler supports Motorola AltiVec C API
1541 enabled altivec_h &&
1542 inc_altivec_h="#include <altivec.h>" ||
1543 inc_altivec_h=
1544 check_cc <<EOF || disable altivec
1545 $inc_altivec_h
1546 int main(void) {
1547 vector signed int v1, v2, v3;
1548 v1 = vec_add(v2,v3);
1549 return 0;
1550 }
1551 EOF
1552 fi
1553
1554 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1555 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1556 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1557 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1558 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1559
1560 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1561
1562 # ---
1563 # big/little-endian test
1564 check_cc <<EOF || die "endian test failed"
1565 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1566 EOF
1567 grep -q BIGE $TMPO && enable bigendian
1568
1569 # ---
1570 # check availability of some header files
1571
1572 if check_func dlopen; then
1573 ldl=
1574 elif check_func dlopen -ldl; then
1575 ldl=-ldl
1576 fi
1577
1578 check_func fork
1579 check_func gethrtime
1580 check_func getrusage
1581 check_func inet_aton $network_extralibs
1582 check_func memalign
1583 check_func mkstemp
1584 check_func2 windows.h GetProcessTimes
1585
1586 check_header byteswap.h
1587 check_header conio.h
1588 check_header dlfcn.h
1589 check_header malloc.h
1590 check_header termios.h
1591
1592 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1593 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1594 fi
1595
1596 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1597
1598 # ffserver uses poll(),
1599 # if it's not found we can emulate it using select().
1600 if enabled ffserver; then
1601 check_header poll.h
1602 check_header sys/select.h
1603 fi
1604
1605 # check for some common methods of building with pthread support
1606 # do this before the optional library checks as some of them require pthreads
1607 if enabled pthreads; then
1608 if check_func pthread_create; then
1609 :
1610 elif check_func pthread_create -pthread; then
1611 add_cflags -pthread
1612 add_extralibs -pthread
1613 elif check_func pthread_create -pthreads; then
1614 add_cflags -pthreads
1615 add_extralibs -pthreads
1616 elif ! check_lib pthread.h pthread_create -lpthread; then
1617 die "ERROR: can't find pthreads library"
1618 fi
1619 fi
1620
1621 for thread in $THREADS_LIST; do
1622 if enabled $thread; then
1623 test -n "$thread_type" &&
1624 die "ERROR: Only one thread type must be selected." ||
1625 thread_type="$thread"
1626 fi
1627 done
1628
1629 check_lib math.h sin -lm
1630
1631 # test for C99 functions in math.h
1632 for func in llrint lrint lrintf round roundf; do
1633 check_exec <<EOF && enable $func || disable $func
1634 #define _ISOC9X_SOURCE 1
1635 #include <math.h>
1636 int main(void) { return ($func(3.999f) > 0)?0:1; }
1637 EOF
1638 done
1639
1640 # these are off by default, so fail if requested and not available
1641 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1642 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1643 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1644 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1645 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1646 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1647 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1648 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1649 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1650 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1651 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1652 enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
1653 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1654 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1655
1656 # disable the native AC-3 decoder if liba52 is enabled
1657 enabled liba52 && disable ac3_decoder
1658
1659 # libdc1394 check
1660 if enabled libdc1394; then
1661 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1662 enable libdc1394_2; } ||
1663 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1664 enable libdc1394_1; } ||
1665 die "ERROR: No version of libdc1394 found "
1666 fi
1667
1668
1669 _restrict=
1670 for restrict_keyword in restrict __restrict__ __restrict; do
1671 check_cc <<EOF && _restrict=$restrict_keyword && break
1672 void foo(char * $restrict_keyword p);
1673 EOF
1674 done
1675
1676 test "$vhook" = "default" && vhook="$dlopen"
1677
1678 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1679 disable vhook
1680 echo
1681 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1682 echo "Patches welcome."
1683 echo
1684 fi
1685
1686 if enabled vhook; then
1687 check_ldflags -rdynamic
1688 check_ldflags -export-dynamic
1689 fi
1690
1691 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1692 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1693
1694 ##########################################
1695 # SDL check
1696
1697 disable sdl_too_old
1698 disable sdl
1699 SDL_CONFIG="${cross_prefix}sdl-config"
1700 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1701 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1702 temp_cflags $sdl_cflags
1703 temp_extralibs `"${SDL_CONFIG}" --libs`
1704 if check_lib2 SDL.h SDL_Init; then
1705 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1706 if test "$_sdlversion" -lt 121 ; then
1707 enable sdl_too_old
1708 else
1709 enable sdl
1710 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1711 #include <SDL.h>
1712 int main(int argc, char **argv){
1713 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1714 int w = vi->current_w;
1715 return 0;
1716 }
1717 EOF
1718 fi
1719 fi
1720 restore_flags
1721 fi
1722
1723 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1724
1725 check_type sys/socket.h socklen_t
1726
1727 ##########################################
1728 # Network check
1729
1730 if enabled network; then
1731 # Prefer arpa/inet.h over winsock2
1732 if check_header arpa/inet.h ; then
1733 check_func closesocket
1734 elif check_header winsock2.h ; then
1735 network_extralibs="-lws2_32"
1736 check_type ws2tcpip.h socklen_t
1737 check_func2 winsock2.h closesocket
1738 fi
1739 fi
1740
1741 ##########################################
1742 # IPv6 check
1743
1744 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1745 #include <sys/types.h>
1746 #include <sys/socket.h>
1747 #include <netinet/in.h>
1748 #include <netdb.h>
1749 int main(void) {
1750 struct sockaddr_storage saddr;
1751 struct ipv6_mreq mreq6;
1752 getaddrinfo(0,0,0,0);
1753 getnameinfo(0,0,0,0,0,0,0);
1754 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1755 }
1756 EOF
1757
1758 check_header linux/videodev.h
1759 check_header linux/videodev2.h
1760
1761 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1762 { check_header dev/bktr/ioctl_meteor.h &&
1763 check_header dev/bktr/ioctl_bt848.h; } ||
1764 { check_header machine/ioctl_meteor.h &&
1765 check_header machine/ioctl_bt848.h; } ||
1766 { check_header dev/video/meteor/ioctl_meteor.h &&
1767 check_header dev/video/bktr/ioctl_bt848.h; } ||
1768 check_header dev/ic/bt8xx.h
1769
1770 check_header sys/soundcard.h
1771 check_header soundcard.h
1772
1773 # deal with the X11 frame grabber
1774 enabled x11grab &&
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
1780 enabled debug && add_cflags -g
1781
1782 # add some useful compiler flags if supported
1783 check_cflags -Wdeclaration-after-statement
1784 check_cflags -Wall
1785 check_cflags -Wno-switch
1786 check_cflags -Wdisabled-optimization
1787 check_cflags -Wpointer-arith
1788 check_cflags -Wredundant-decls
1789 check_cflags -Wno-pointer-sign
1790 check_cflags -Wcast-qual
1791 check_cflags -Wwrite-strings
1792 check_cflags -Wtype-limits
1793 enabled extra_warnings && check_cflags -Winline
1794
1795 # add some linker flags
1796 check_ldflags -Wl,--warn-common
1797 check_ldflags $LDLATEFLAGS
1798 check_ldflags -Wl,-Bsymbolic
1799
1800 if enabled small; then
1801 check_cflags -Os # not all compilers support -Os
1802 optimizations="small"
1803 elif enabled optimizations; then
1804 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1805 add_cflags "-O5"
1806 add_ldflags "-O5"
1807 else
1808 add_cflags "-O3"
1809 fi
1810 fi
1811 check_cflags -fno-math-errno
1812
1813 # PIC flags for shared library objects where they are needed
1814 if enabled shared; then
1815 # LIBOBJFLAGS may have already been set in the OS configuration
1816 if test -z "$LIBOBJFLAGS" ; then
1817 case "$arch" in
1818 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1819 esac
1820 fi
1821 fi
1822
1823 if enabled gprof; then
1824 add_cflags "-p"
1825 add_ldflags "-p"
1826 fi
1827
1828 VHOOKCFLAGS="-fPIC"
1829
1830 # Find out if the .align argument is a power of two or not.
1831 if test $asmalign_pot = "unknown"; then
1832 disable asmalign_pot
1833 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1834 fi
1835
1836 enabled_any $DECODER_LIST && enable decoders
1837 enabled_any $ENCODER_LIST && enable encoders
1838 enabled_any $BSF_LIST && enable bsfs
1839 enabled_any $DEMUXER_LIST && enable demuxers
1840 enabled_any $MUXER_LIST && enable muxers
1841 enabled_any $INDEV_LIST && enable demuxers
1842 enabled_any $OUTDEV_LIST && enable muxers
1843 enabled_any $PROTOCOL_LIST && enable protocols
1844
1845 enabled_any $THREADS_LIST && enable threads
1846
1847 check_deps $CONFIG_LIST \
1848 $HAVE_LIST \
1849 $DECODER_LIST \
1850 $ENCODER_LIST \
1851 $PARSER_LIST \
1852 $BSF_LIST \
1853 $DEMUXER_LIST \
1854 $MUXER_LIST \
1855 $INDEV_LIST \
1856 $OUTDEV_LIST \
1857 $PROTOCOL_LIST \
1858
1859 enabled libdc1394 && append pkg_requires "libraw1394"
1860 enabled libtheora && append pkg_requires "theora"
1861 enabled libvorbis && append pkg_requires "vorbisenc"
1862
1863 echo "install prefix $PREFIX"
1864 echo "source path $source_path"
1865 echo "C compiler $cc"
1866 echo "make $make"
1867 echo ".align is power-of-two $asmalign_pot"
1868 echo "ARCH $arch ($cpu)"
1869 if test "$BUILDSUF" != ""; then
1870 echo "build suffix $BUILDSUF"
1871 fi
1872 echo "big-endian ${bigendian-no}"
1873 if test $arch = "x86_32" -o $arch = "x86_64"; then
1874 echo "MMX enabled ${mmx-no}"
1875 echo "CMOV enabled ${cmov-no}"
1876 echo "CMOV is fast ${fast_cmov-no}"
1877 echo "EBX available ${ebx_available-no}"
1878 echo "EBP available ${ebp_available-no}"
1879 fi
1880 if test $arch = "armv4l"; then
1881 echo "ARMv5TE enabled ${armv5te-no}"
1882 echo "ARMv6 enabled ${armv6-no}"
1883 echo "IWMMXT enabled ${iwmmxt-no}"
1884 fi
1885 if test $arch = "mips"; then
1886 echo "MMI enabled ${mmi-no}"
1887 fi
1888 if test $arch = "powerpc"; then
1889 echo "AltiVec enabled ${altivec-no}"
1890 echo "dcbzl available ${dcbzl-no}"
1891 fi
1892 echo "gprof enabled ${gprof-no}"
1893 echo "debug symbols ${debug-no}"
1894 echo "strip symbols ${dostrip-no}"
1895 echo "optimizations ${optimizations-no}"
1896 echo "static ${static-no}"
1897 echo "shared ${shared-no}"
1898 echo "postprocessing support ${pp-no}"
1899 echo "software scaler enabled ${swscaler-no}"
1900 echo "video hooking ${vhook-no}"
1901 if enabled vhook; then
1902 echo "Imlib2 support ${imlib2-no}"
1903 echo "FreeType support ${freetype2-no}"
1904 fi
1905 echo "network support ${network-no}"
1906 if enabled network; then
1907 echo "IPv6 support ${ipv6-no}"
1908 fi
1909 echo "threading support ${thread_type-no}"
1910 echo "SDL support ${sdl-no}"
1911 if enabled sdl_too_old; then
1912 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1913 fi
1914 echo "Sun medialib support ${mlib-no}"
1915 echo "AVISynth enabled ${avisynth-no}"
1916 echo "liba52 support ${liba52-no}"
1917 echo "liba52 dlopened ${liba52bin-no}"
1918 echo "libamr-nb support ${libamr_nb-no}"
1919 echo "libamr-wb support ${libamr_wb-no}"
1920 echo "libdc1394 support ${libdc1394-no}"
1921 echo "libfaac enabled ${libfaac-no}"
1922 echo "libfaad enabled ${libfaad-no}"
1923 echo "libfaad dlopened ${libfaadbin-no}"
1924 echo "libgsm enabled ${libgsm-no}"
1925 echo "libmp3lame enabled ${libmp3lame-no}"
1926 echo "libnut enabled ${libnut-no}"
1927 echo "libtheora enabled ${libtheora-no}"
1928 echo "libvorbis enabled ${libvorbis-no}"
1929 echo "x264 enabled ${libx264-no}"
1930 echo "XviD enabled ${libxvid-no}"
1931 echo "zlib enabled ${zlib-no}"
1932
1933 for type in decoder encoder parser demuxer muxer protocol bsf indev outdev; do
1934 echo "Enabled ${type}s:"
1935 ucname="\$`toupper $type`_LIST"
1936 list="`eval echo $ucname`"
1937 partlist=""
1938 for part in $list; do
1939 enabled $part && partlist="$partlist $part"
1940 done
1941 partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1942 echo $partlist
1943 done
1944
1945 enabled nonfree &&
1946 echo "License: unredistributable" ||
1947 (enabled gpl &&
1948 echo "License: GPL" ||
1949 echo "License: LGPL")
1950
1951 echo "Creating config.mak and config.h..."
1952
1953 echo "# Automatically generated by configure - do not modify!" > config.mak
1954 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1955 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1956 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1957 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1958
1959 echo "PREFIX=$PREFIX" >> config.mak
1960 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1961 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1962 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1963 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1964 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1965 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1966 echo "MAKE=$make" >> config.mak
1967 echo "CC=$cc" >> config.mak
1968 echo "AR=$ar" >> config.mak
1969 echo "RANLIB=$ranlib" >> config.mak
1970 echo "LN_S=$ln_s" >> config.mak
1971 enabled dostrip &&
1972 echo "STRIP=$strip" >> config.mak ||
1973 echo "STRIP=echo ignoring strip" >> config.mak
1974
1975 echo "OPTFLAGS=$CFLAGS" >> config.mak
1976 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1977 echo "LDFLAGS=$LDFLAGS" >> config.mak
1978 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1979 echo "SHFLAGS=$SHFLAGS" >> config.mak
1980 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1981 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1982 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1983 echo "BUILD_STATIC=$static" >> config.mak
1984 echo "BUILDSUF=$BUILDSUF" >> config.mak
1985 echo "FULLNAME=$FULLNAME" >> config.mak
1986 echo "LIBPREF=$LIBPREF" >> config.mak
1987 echo "LIBSUF=$LIBSUF" >> config.mak
1988 echo "LIBNAME=$LIBNAME" >> config.mak
1989 echo "SLIBPREF=$SLIBPREF" >> config.mak
1990 echo "SLIBSUF=$SLIBSUF" >> config.mak
1991 echo "EXESUF=$EXESUF" >> config.mak
1992
1993 if enabled bigendian; then
1994 echo "WORDS_BIGENDIAN=yes" >> config.mak
1995 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1996 fi
1997 if enabled mmx; then
1998 echo "#define __CPU__ 586" >> $TMPH
1999 fi
2000
2001 if enabled sdl; then
2002 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2003 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2004 fi
2005 if enabled texi2html; then
2006 echo "BUILD_DOC=yes" >> config.mak
2007 fi
2008
2009 get_version(){
2010 name=$1
2011 file=$source_path/$2
2012 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2013 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2014 }
2015
2016 get_version LIBSWSCALE libswscale/swscale.h
2017 get_version LIBPOSTPROC libpostproc/postprocess.h
2018 get_version LIBAVCODEC libavcodec/avcodec.h
2019 get_version LIBAVDEVICE libavdevice/avdevice.h
2020 get_version LIBAVFORMAT libavformat/avformat.h
2021 get_version LIBAVUTIL libavutil/avutil.h
2022
2023 if enabled shared; then
2024 echo "BUILD_SHARED=yes" >> config.mak
2025 echo "PIC=-fPIC -DPIC" >> config.mak
2026 echo "SPPMAJOR=$LIBPOSTPROC_VERSION_MAJOR" >> config.mak
2027 echo "SPPVERSION=$LIBPOSTPROC_VERSION" >> config.mak
2028 echo "LAVCMAJOR=$LIBAVCODEC_VERSION_MAJOR" >> config.mak
2029 echo "LAVCVERSION=$LIBAVCODEC_VERSION" >> config.mak
2030 echo "LAVDMAJOR=$LIBAVDEVICE_VERSION_MAJOR" >> config.mak
2031 echo "LAVDVERSION=$LIBAVDEVICE_VERSION" >> config.mak
2032 echo "LAVFMAJOR=$LIBAVFORMAT_VERSION_MAJOR" >> config.mak
2033 echo "LAVFVERSION=$LIBAVFORMAT_VERSION" >> config.mak
2034 echo "LAVUMAJOR=$LIBAVUTIL_VERSION_MAJOR" >> config.mak
2035 echo "LAVUVERSION=$LIBAVUTIL_VERSION" >> config.mak
2036 echo "SWSMAJOR=$LIBSWSCALE_VERSION_MAJOR" >> config.mak
2037 echo "SWSVERSION=$LIBSWSCALE_VERSION" >> config.mak
2038 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2039 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2040 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2041 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2042 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2043 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2044 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2045 fi
2046 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2047 echo "EXTRALIBS=$extralibs" >> config.mak
2048
2049 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2050 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2051 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2052 $DECODER_LIST \
2053 $ENCODER_LIST \
2054 $PARSER_LIST \
2055 $BSF_LIST \
2056 $DEMUXER_LIST \
2057 $MUXER_LIST \
2058 $PROTOCOL_LIST \
2059 $INDEV_LIST \
2060 $OUTDEV_LIST \
2061
2062 echo "#define restrict $_restrict" >> $TMPH
2063
2064 if enabled small; then
2065 echo "#define av_always_inline" >> $TMPH
2066 fi
2067
2068 echo "SRC_PATH=\"$source_path\"" >> config.mak
2069 echo "SRC_PATH_BARE=$source_path" >> config.mak
2070 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2071
2072 # Apparently it's not possible to portably echo a backslash.
2073 enabled asmalign_pot &&
2074 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2075 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2076
2077
2078 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2079
2080 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2081 cmp -s $TMPH config.h &&
2082 echo "config.h is unchanged" ||
2083 mv -f $TMPH config.h
2084
2085 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2086
2087 # build tree in object directory if source path is different from current one
2088 if enabled source_path_used; then
2089 DIRS="\
2090 doc \
2091 libavcodec \
2092 libavcodec/alpha \
2093 libavcodec/armv4l \
2094 libavcodec/bfin \
2095 libavcodec/i386 \
2096 libavcodec/mlib \
2097 libavcodec/ppc \
2098 libavcodec/sh4 \
2099 libavcodec/sparc \
2100 libavdevice \
2101 libavformat \
2102 libavutil \
2103 libpostproc \
2104 libswscale \
2105 tests \
2106 tools \
2107 vhook \
2108 "
2109 FILES="\
2110 Makefile \
2111 common.mak \
2112 doc/texi2pod.pl \
2113 libavcodec/Makefile \
2114 libavdevice/Makefile \
2115 libavformat/Makefile \
2116 libavutil/Makefile \
2117 libpostproc/Makefile \
2118 libswscale/Makefile \
2119 "
2120 for dir in $DIRS ; do
2121 mkdir -p $dir
2122 done
2123 for f in $FILES ; do
2124 $ln_s "$source_path/$f" $f
2125 done
2126 fi
2127
2128
2129 # build pkg-config files
2130 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2131
2132 pkgconfig_generate(){
2133 name=$1
2134 comment=$2
2135 version=$3
2136 libs=$4
2137 requires=$5
2138 cat <<EOF >$name.pc
2139 prefix=$PREFIX
2140 exec_prefix=\${prefix}
2141 libdir=\${exec_prefix}/lib
2142 includedir=\${prefix}/include
2143
2144 Name: $name
2145 Description: $comment
2146 Version: $version
2147 Requires: $requires
2148 Conflicts:
2149 Libs: -L\${libdir} $libs
2150 Cflags: -I\${includedir}
2151 EOF
2152 }
2153
2154 pkgconfig_generate_uninstalled(){
2155 name=$1
2156 shortname=${name#lib}
2157 comment=$2
2158 version=$3
2159 libs=$4
2160 requires=$5
2161 cat <<EOF >$name-uninstalled.pc
2162 prefix=
2163 exec_prefix=
2164 libdir=\${pcfiledir}/$name
2165 includedir=\${pcfiledir}
2166
2167 Name: $name
2168 Description: $comment
2169 Version: $version
2170 Requires: $requires
2171 Conflicts:
2172 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2173 Cflags: -I\${includedir}
2174 EOF
2175 }
2176
2177 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil ""
2178 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2179
2180 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version"
2181 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2182
2183 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version"
2184 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2185
2186 pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version"
2187 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
2188 if enabled pp; then
2189 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc ""
2190 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2191 fi
2192
2193 if enabled swscaler; then
2194 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version"
2195 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2196 else
2197 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2198 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2199 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2200 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2201 fi