Fix previously broken xlc checks, simplifying them in the process.
[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-postproc enable GPLed postprocessing support [default=no]"
74 echo " --enable-swscale software scaler support [default=no]"
75 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
76 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
77 echo " --enable-beosthreads use BeOS threads [default=no]"
78 echo " --enable-os2threads use OS/2 threads [default=no]"
79 echo " --enable-pthreads use pthreads [default=no]"
80 echo " --enable-w32threads use Win32 threads [default=no]"
81 echo " --enable-x11grab enable X11 grabbing [default=no]"
82 echo
83 echo "External library support:"
84 echo " --enable-sunmlib use Sun medialib [default=no]"
85 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
86 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
87 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
88 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
89 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
90 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
91 echo " and libraw1394 [default=no]"
92 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
93 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
94 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
95 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
96 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
97 echo " --enable-libnut enable NUT (de)muxing via libnut,"
98 echo " native demuxer exists [default=no]"
99 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
100 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
101 echo " native implementation exists [default=no]"
102 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
103 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
104 echo " native MPEG-4/Xvid encoder exists [default=no]"
105 echo ""
106 echo "Advanced options (experts only):"
107 echo " --source-path=PATH path to source code [$source_path]"
108 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
109 echo " --cross-compile assume a cross-compiler is used"
110 echo " --target-os=OS compiler targets OS [$targetos]"
111 echo " --cc=CC use C compiler CC [$cc]"
112 echo " --make=MAKE use specified make [$make]"
113 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
114 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
115 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
116 echo " --build-suffix=SUFFIX suffix for application specific build []"
117 echo " --arch=ARCH select architecture [$arch]"
118 echo " --cpu=CPU selects the minimum cpu required (affects"
119 echo " instruction selection, may crash on older CPUs)"
120 echo " --enable-powerpc-perf enable performance report on PPC"
121 echo " (requires enabling PMC)"
122 echo " --disable-mmx disable MMX usage"
123 echo " --disable-armv5te disable armv5te usage"
124 echo " --disable-armv6 disable armv6 usage"
125 echo " --disable-iwmmxt disable iwmmxt usage"
126 echo " --disable-altivec disable AltiVec usage"
127 echo " --disable-network disable network support [default=no]"
128 echo " --disable-ipv6 disable ipv6 support [default=no]"
129 echo " --disable-zlib disable zlib [default=no]"
130 echo " --disable-vhook disable video hooking support"
131 echo " --disable-debug disable debugging symbols"
132 echo " --disable-mpegaudio-hp faster (but less accurate)"
133 echo " MPEG audio decoding [default=no]"
134 echo " --enable-gray enable full grayscale support (slower color)"
135 echo " --disable-ffmpeg disable ffmpeg build"
136 echo " --disable-ffserver disable ffserver build"
137 echo " --disable-ffplay disable ffplay build"
138 echo " --enable-small optimize for size instead of speed"
139 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
140 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
141 echo " --disable-encoder=NAME disables encoder NAME"
142 echo " --enable-encoder=NAME enables encoder NAME"
143 echo " --disable-decoder=NAME disables decoder NAME"
144 echo " --enable-decoder=NAME enables decoder NAME"
145 echo " --disable-encoders disables all encoders"
146 echo " --disable-decoders disables all decoders"
147 echo " --disable-muxer=NAME disables muxer NAME"
148 echo " --enable-muxer=NAME enables muxer NAME"
149 echo " --disable-muxers disables all muxers"
150 echo " --disable-demuxer=NAME disables demuxer NAME"
151 echo " --enable-demuxer=NAME enables demuxer NAME"
152 echo " --disable-demuxers disables all demuxers"
153 echo " --enable-parser=NAME enables parser NAME"
154 echo " --disable-parser=NAME disables parser NAME"
155 echo " --disable-parsers disables all parsers"
156 echo " --enable-bsf=NAME enables bitstream filter NAME"
157 echo " --disable-bsf=NAME disables bitstream filter NAME"
158 echo " --disable-bsfs disables all bitstream filters"
159 echo " --enable-protocol=NAME enables protocol NAME"
160 echo " --disable-protocol=NAME disables protocol NAME"
161 echo " --disable-protocols disables all protocols"
162 echo " --disable-devices disables all devices"
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 " --list-indevs show all available input devices"
171 echo " --list-outdevs show all available output devices"
172 echo
173 echo "Developer options (useful when working on FFmpeg itself):"
174 echo " --enable-gprof enable profiling with gprof [$gprof]"
175 echo " --disable-optimizations disable compiler optimizations"
176 echo " --enable-extra-warnings enable more compiler warnings"
177 echo " --disable-strip disable stripping of executables and shared libraries"
178 echo ""
179 echo "NOTE: Object files are built at the place where configure is launched."
180 exit 1
181 }
182
183 log(){
184 echo "$@" >>$logfile
185 }
186
187 log_file(){
188 log BEGIN $1
189 pr -n -t $1 >>$logfile
190 log END $1
191 }
192
193 echolog(){
194 log "$@"
195 echo "$@"
196 }
197
198 die(){
199 echolog "$@"
200 cat <<EOF
201 If you think configure made a mistake, make sure you are using the latest
202 version from SVN. If the latest version fails, report the problem to the
203 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
204 EOF
205 if enabled logging; then
206 cat <<EOF
207 Include the log file "$logfile" produced by configure as this will help
208 solving the problem.
209 EOF
210 else
211 cat <<EOF
212 Rerun configure with logging enabled (do not use --log=no), and include the
213 log this produces with your report.
214 EOF
215 fi
216 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
217 exit 1
218 }
219
220 # Avoid locale weirdness, besides we really just want to translate ASCII.
221 toupper(){
222 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
223 }
224
225 tolower(){
226 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
227 }
228
229 set_all(){
230 value=$1
231 shift
232 for var in $*; do
233 eval $var=$value
234 done
235 }
236
237 pushvar(){
238 for var in $*; do
239 eval level=\${${var}_level:=0}
240 eval ${var}_${level}="\$$var"
241 eval ${var}_level=$(($level+1))
242 done
243 }
244
245 popvar(){
246 for var in $*; do
247 eval level=\${${var}_level:-0}
248 test $level = 0 && continue
249 eval level=$(($level-1))
250 eval $var="\${${var}_${level}}"
251 eval ${var}_level=$level
252 eval unset ${var}_${level}
253 done
254 }
255
256 enable(){
257 set_all yes $*
258 }
259
260 disable(){
261 set_all no $*
262 }
263
264 enabled(){
265 eval test "x\$$1" = "xyes"
266 }
267
268 disabled(){
269 eval test "x\$$1" = "xno"
270 }
271
272 enabled_all(){
273 for opt; do
274 enabled $opt || return 1
275 done
276 }
277
278 disabled_all(){
279 for opt; do
280 disabled $opt || return 1
281 done
282 }
283
284 enabled_any(){
285 for opt; do
286 enabled $opt && return 0
287 done
288 }
289
290 disabled_any(){
291 for opt; do
292 disabled $opt && return 0
293 done
294 }
295
296 is_in(){
297 value=$1
298 shift
299 for var in $*; do
300 [ $var = $value ] && return 0
301 done
302 return 1
303 }
304
305 check_deps(){
306 for cfg; do
307 enabled ${cfg}_checking && die "Circular dependency for $cfg."
308 disabled ${cfg}_checking && continue
309 enable ${cfg}_checking
310
311 eval dep_all="\$${cfg}_deps"
312 eval dep_any="\$${cfg}_deps_any"
313
314 pushvar cfg dep_all dep_any
315 check_deps $dep_all $dep_any
316 popvar cfg dep_all dep_any
317
318 enabled_all $dep_all || disable $cfg
319 enabled_any $dep_any || disable $cfg
320
321 if enabled $cfg; then
322 eval dep_extralibs="\$${cfg}_extralibs"
323 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
324 fi
325
326 disable ${cfg}_checking
327 done
328 }
329
330 print_config(){
331 pfx=$1
332 header=$2
333 makefile=$3
334 shift 3
335 for cfg; do
336 ucname="`toupper $cfg`"
337 if enabled $cfg; then
338 echo "#define ${pfx}${ucname} 1" >> $header
339 echo "#define ENABLE_${ucname} 1" >> $header
340 echo "${pfx}${ucname}=yes" >> $makefile
341 else
342 echo "#define ENABLE_${ucname} 0" >> $header
343 fi
344 done
345 }
346
347 flags_saved(){
348 (: ${SAVE_CFLAGS?}) 2>/dev/null
349 }
350
351 save_flags(){
352 flags_saved && return
353 SAVE_CFLAGS="$CFLAGS"
354 SAVE_LDFLAGS="$LDFLAGS"
355 SAVE_extralibs="$extralibs"
356 }
357
358 restore_flags(){
359 flags_saved || return
360 CFLAGS="$SAVE_CFLAGS"
361 LDFLAGS="$SAVE_LDFLAGS"
362 extralibs="$SAVE_extralibs"
363 unset SAVE_CFLAGS
364 unset SAVE_LDFLAGS
365 unset SAVE_extralibs
366 }
367
368 temp_cflags(){
369 save_flags
370 CFLAGS="$CFLAGS $*"
371 }
372
373 temp_ldflags(){
374 save_flags
375 LDFLAGS="$LDFLAGS $*"
376 }
377
378 temp_extralibs(){
379 save_flags
380 extralibs="$extralibs $*"
381 }
382
383 append(){
384 var=$1
385 shift
386 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
387 eval "$var=\"\$$var $*\""
388 }
389
390 add_cflags(){
391 append CFLAGS "$@"
392 }
393
394 add_ldflags(){
395 append LDFLAGS "$@"
396 }
397
398 add_extralibs(){
399 append extralibs "$@"
400 }
401
402 check_cmd(){
403 log "$@"
404 "$@" >>$logfile 2>&1
405 }
406
407 check_cc(){
408 log check_cc "$@"
409 cat >$TMPC
410 log_file $TMPC
411 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
412 }
413
414 check_cpp(){
415 log check_cpp "$@"
416 cat >$TMPC
417 log_file $TMPC
418 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
419 }
420
421 check_asm(){
422 log check_asm "$@"
423 name="$1"
424 asm="$2"
425 shift 2
426 check_cc "$@" <<EOF && enable $name || disable $name
427 int foo(void){
428 asm volatile($asm);
429 }
430 EOF
431 }
432
433 check_ld(){
434 log check_ld "$@"
435 check_cc || return
436 flags=''
437 libs=''
438 for f; do
439 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
440 done
441 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
442 }
443
444 check_cflags(){
445 log check_cflags "$@"
446 check_cc "$@" <<EOF && add_cflags "$@"
447 int x;
448 EOF
449 }
450
451 check_ldflags(){
452 log check_ldflags "$@"
453 check_ld "$@" <<EOF && add_ldflags "$@"
454 int main(void){
455 return 0;
456 }
457 EOF
458 }
459
460 check_header(){
461 log check_header "$@"
462 header=$1
463 shift
464 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
465 disable $var
466 check_cpp "$@" <<EOF && enable $var
467 #include <$header>
468 int x;
469 EOF
470 }
471
472 check_func(){
473 log check_func "$@"
474 func=$1
475 shift
476 disable $func
477 check_ld "$@" <<EOF && enable $func
478 extern int $func();
479 int main(void){
480 $func();
481 }
482 EOF
483 }
484
485 check_func2(){
486 log check_func2 "$@"
487 headers=$1
488 func=$2
489 shift 2
490 disable $func
491 incs=""
492 for hdr in $headers; do
493 incs="$incs
494 #include <$hdr>"
495 done
496 check_ld "$@" <<EOF && enable $func
497 $incs
498 int main(int argc, char **argv){
499 (void) $func;
500 return 0;
501 }
502 EOF
503 }
504
505 check_lib(){
506 log check_lib "$@"
507 header="$1"
508 func="$2"
509 shift 2
510 temp_extralibs "$@"
511 check_header $header && check_func $func && add_extralibs "$@"
512 err=$?
513 restore_flags
514 return $err
515 }
516
517 check_lib2(){
518 log check_lib2 "$@"
519 headers="$1"
520 func="$2"
521 shift 2
522 temp_extralibs "$@"
523 check_func2 "$headers" $func && add_extralibs "$@"
524 err=$?
525 restore_flags
526 return $err
527 }
528
529 check_exec(){
530 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
531 }
532
533 check_exec_crash(){
534 code=`cat`
535
536 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
537 # are safe but may not be available everywhere. Thus we use
538 # raise(SIGTERM) instead. The check is run in a subshell so we
539 # can redirect the "Terminated" message from the shell. SIGBUS
540 # is not defined by standard C so it is used conditionally.
541
542 (check_exec "$@") >>$logfile 2>&1 <<EOF
543 #include <signal.h>
544 static void sighandler(int sig){
545 raise(SIGTERM);
546 }
547 int main(void){
548 signal(SIGILL, sighandler);
549 signal(SIGFPE, sighandler);
550 signal(SIGSEGV, sighandler);
551 #ifdef SIGBUS
552 signal(SIGBUS, sighandler);
553 #endif
554 { $code }
555 }
556 EOF
557 }
558
559 check_type(){
560 log check_type "$@"
561 headers=$1
562 type=$2
563 shift 2
564 disable $type
565 incs=""
566 for hdr in $headers; do
567 incs="$incs
568 #include <$hdr>"
569 done
570 check_cc "$@" <<EOF && enable $type
571 $incs
572 $type v;
573 EOF
574 }
575
576 require(){
577 name="$1"
578 header="$2"
579 func="$3"
580 shift 3
581 check_lib $header $func "$@" || die "ERROR: $name not found"
582 }
583
584 require2(){
585 name="$1"
586 headers="$2"
587 func="$3"
588 shift 3
589 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
590 }
591
592 check_foo_config(){
593 cfg=$1
594 pkg=$2
595 header=$3
596 func=$4
597 shift 4
598 disable $cfg
599 check_cmd ${pkg}-config --version
600 err=$?
601 if test "$err" = 0; then
602 temp_cflags `${pkg}-config --cflags`
603 temp_extralibs `${pkg}-config --libs`
604 check_lib "$@" $header $func && enable $cfg
605 fi
606 return $err
607 }
608
609 apply(){
610 file=$1
611 shift
612 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
613 }
614
615 COMPONENT_LIST="
616 bsfs
617 decoders
618 demuxers
619 encoders
620 filters
621 indevs
622 muxers
623 outdevs
624 parsers
625 protocols
626 "
627
628 CONFIG_LIST="
629 $COMPONENT_LIST
630 avfilter
631 avfilter_lavf
632 avisynth
633 beos_netserver
634 ffmpeg
635 ffplay
636 ffserver
637 gpl
638 gprof
639 gray
640 hardcoded_tables
641 ipv6
642 liba52
643 liba52bin
644 libamr_nb
645 libamr_wb
646 libdc1394
647 libfaac
648 libfaad
649 libfaadbin
650 libgsm
651 libmp3lame
652 libnut
653 libtheora
654 libvorbis
655 libx264
656 libxvid
657 memalign_hack
658 mpegaudio_hp
659 network
660 nonfree
661 postproc
662 powerpc_perf
663 small
664 swscale
665 vhook
666 x11grab
667 zlib
668 "
669
670 THREADS_LIST='
671 beosthreads
672 os2threads
673 pthreads
674 w32threads
675 '
676
677 ARCH_LIST='
678 alpha
679 armv4l
680 bfin
681 ia64
682 m68k
683 mips
684 parisc
685 powerpc
686 s390
687 sh4
688 sparc
689 sparc64
690 x86
691 x86_32
692 x86_64
693 '
694
695 ARCH_EXT_LIST='
696 altivec
697 armv5te
698 armv6
699 iwmmxt
700 mmi
701 mmx
702 ssse3
703 vis
704 '
705
706 HAVE_LIST="
707 $ARCH_EXT_LIST
708 $THREADS_LIST
709 altivec_h
710 arpa_inet_h
711 bswap
712 byteswap_h
713 closesocket
714 cmov
715 conio_h
716 dcbzl
717 dev_bktr_ioctl_bt848_h
718 dev_bktr_ioctl_meteor_h
719 dev_ic_bt8xx_h
720 dev_video_meteor_ioctl_meteor_h
721 dev_video_bktr_ioctl_bt848_h
722 dlfcn_h
723 dlopen
724 ebp_available
725 ebx_available
726 fast_64bit
727 fast_cmov
728 fast_unaligned
729 fork
730 freetype2
731 gethrtime
732 GetProcessTimes
733 getrusage
734 imlib2
735 inet_aton
736 inline_asm
737 libdc1394_1
738 libdc1394_2
739 llrint
740 lrint
741 lrintf
742 machine_ioctl_bt848_h
743 machine_ioctl_meteor_h
744 malloc_h
745 memalign
746 mkstemp
747 mlib
748 ppc64
749 round
750 roundf
751 sdl
752 sdl_video_size
753 socklen_t
754 soundcard_h
755 poll_h
756 sys_select_h
757 sys_soundcard_h
758 termios_h
759 threads
760 winsock2_h
761 "
762
763 CMDLINE_SELECT="
764 $ARCH_EXT_LIST
765 $CONFIG_LIST
766 $THREADS_LIST
767 debug
768 extra_warnings
769 optimizations
770 shared
771 static
772 "
773
774 # code dependency declarations
775
776 # architecture extensions
777 altivec_deps="powerpc"
778 armv5te_deps="armv4l"
779 armv6_deps="armv4l"
780 iwmmxt_deps="armv4l"
781 mmi_deps="mips"
782 mmx_deps="x86"
783 ssse3_deps="x86"
784 vis_deps="sparc"
785
786 # decoders / encoders
787 ac3_decoder_deps="gpl"
788 dxa_decoder_deps="zlib"
789 flashsv_decoder_deps="zlib"
790 flashsv_encoder_deps="zlib"
791 mpeg_xvmc_decoder_deps="xvmc"
792 png_decoder_deps="zlib"
793 png_encoder_deps="zlib"
794 zmbv_decoder_deps="zlib"
795 zmbv_encoder_deps="zlib"
796
797 # external libraries
798 liba52_decoder_deps="liba52"
799 liba52bin_decoder_extralibs='$ldl'
800 libamr_nb_decoder_deps="libamr_nb"
801 libamr_nb_encoder_deps="libamr_nb"
802 libamr_wb_decoder_deps="libamr_wb"
803 libamr_wb_encoder_deps="libamr_wb"
804 libfaac_encoder_deps="libfaac"
805 libfaad_decoder_deps="libfaad"
806 libfaadbin_decoder_extralibs='$ldl'
807 libgsm_decoder_deps="libgsm"
808 libgsm_encoder_deps="libgsm"
809 libgsm_ms_decoder_deps="libgsm"
810 libgsm_ms_encoder_deps="libgsm"
811 libmp3lame_encoder_deps="libmp3lame"
812 libtheora_encoder_deps="libtheora"
813 libvorbis_encoder_deps="libvorbis"
814 libx264_encoder_deps="libx264"
815 libxvid_encoder_deps="libxvid"
816 mpeg4aac_decoder_deps="libfaad"
817
818 # demuxers / muxers
819 ac3_demuxer_deps="ac3_parser"
820 audio_beos_demuxer_deps="audio_beos"
821 audio_beos_demuxer_extralibs="-lmedia -lbe"
822 audio_beos_muxer_deps="audio_beos"
823 audio_beos_muxer_extralibs="-lmedia -lbe"
824 avisynth_demuxer_deps="avisynth"
825 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
826 dv1394_demuxer_deps="dv1394 dv_demuxer"
827 libdc1394_demuxer_deps="libdc1394"
828 libnut_demuxer_deps="libnut"
829 libnut_muxer_deps="libnut"
830 mp3_demuxer_deps="mpegaudio_parser"
831 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
832 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
833 redir_demuxer_deps="network"
834 rtp_muxer_deps="network rtp_protocol"
835 rtsp_demuxer_deps="sdp_demuxer"
836 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
837 v4l2_demuxer_deps="linux_videodev2_h"
838 v4l_demuxer_deps="linux_videodev_h"
839 vfwcap_demuxer_deps="capCreateCaptureWindow"
840 vfwcap_demuxer_extralibs="-lvfw32"
841 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
842 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
843
844 # protocols
845 http_protocol_deps="network"
846 rtp_protocol_deps="udp_protocol"
847 tcp_protocol_deps="network"
848 udp_protocol_deps="network"
849
850 # filters
851 movie_filter_deps="avfilter_lavf"
852
853 # programs
854 ffplay_deps="sdl"
855 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
856 ffserver_extralibs='$ldl'
857 vhook_extralibs='$ldl'
858
859
860 # set temporary file name
861 if test ! -z "$TMPDIR" ; then
862 TMPDIR1="${TMPDIR}"
863 elif test ! -z "$TEMPDIR" ; then
864 TMPDIR1="${TEMPDIR}"
865 else
866 TMPDIR1="/tmp"
867 fi
868
869 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
870 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
871 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
872 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
873 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
874
875 # default parameters
876
877 enable logging
878 logfile="config.err"
879
880 # installation paths
881 PREFIX="/usr/local"
882 libdir='$(PREFIX)/lib'
883 shlibdir="$libdir"
884 incdir='$(PREFIX)/include'
885 mandir='$(PREFIX)/share/man'
886 bindir='$(PREFIX)/bin'
887
888 # toolchain
889 cc="gcc"
890 ar="ar"
891 ranlib="ranlib"
892 make="make"
893 strip="strip"
894 asmalign_pot="unknown"
895 ln_s="ln -sf"
896
897 # machine
898 arch=`uname -m`
899 cpu="generic"
900
901 # OS
902 targetos=$(tolower $(uname -s))
903
904 # libraries
905 enable zlib
906
907 # configurable options
908 enable debug
909 enable dostrip
910 enable ffmpeg
911 enable ffplay
912 enable ffserver
913 enable ipv6
914 enable static
915 enable mpegaudio_hp
916 enable network
917 enable optimizations
918 enable protocols
919 vhook="default"
920
921 # build settings
922 SHFLAGS='-shared -Wl,-soname,$@'
923 VHOOKSHFLAGS='$(SHFLAGS)'
924 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
925 FFSERVERLDFLAGS=-Wl,-E
926 LIBPREF="lib"
927 LIBSUF=".a"
928 FULLNAME='$(NAME)$(BUILDSUF)'
929 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
930 SLIBPREF="lib"
931 SLIBSUF=".so"
932 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
933 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
934 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
935 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
936
937 # gcc stupidly only outputs the basename of targets with -MM
938 DEPEND_CMD='$(CC) -MM $(CFLAGS) $(filter-out %.h,$^) | sed "s,[0-9a-z._-]*: \($(SRC_DIR)/\)*\([a-z0-9]*/\)[^/]* ,\\2&,"'
939 VHOOK_DEPEND_CMD='$(CC) -MM $(VHOOKCFLAGS) $(filter-out %.h,$^) | sed "s,^\([a-z]\),vhook/\\1,"'
940
941 # find source path
942 source_path="`dirname \"$0\"`"
943 enable source_path_used
944 if test -z "$source_path" -o "$source_path" = "." ; then
945 source_path="`pwd`"
946 disable source_path_used
947 else
948 source_path="`cd \"$source_path\"; pwd`"
949 echo "$source_path" | grep -q '[[:blank:]]' &&
950 die "Out of tree builds are impossible with whitespace in source path."
951 fi
952
953 FFMPEG_CONFIGURATION="$@"
954
955 find_things(){
956 thing=$1
957 pattern=$2
958 file=$source_path/$3
959 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
960 }
961
962 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
963 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
964 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
965 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
966 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
967 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
968 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
969 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
970 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
971 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
972
973 enable $ARCH_EXT_LIST \
974 $DECODER_LIST \
975 $ENCODER_LIST \
976 $PARSER_LIST \
977 $BSF_LIST \
978 $DEMUXER_LIST \
979 $MUXER_LIST \
980 $FILTER_LIST \
981 $PROTOCOL_LIST \
982 $INDEV_LIST \
983 $OUTDEV_LIST \
984
985 die_unknown(){
986 echo "Unknown option \"$1\"."
987 echo "See $0 --help for available options."
988 exit 1
989 }
990
991 show_list() {
992 suffix=_$1
993 shift
994 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
995 exit 0
996 }
997
998 for opt do
999 optval="${opt#*=}"
1000 case "$opt" in
1001 --log)
1002 ;;
1003 --log=*) logging="$optval"
1004 ;;
1005 --prefix=*) PREFIX="$optval"
1006 ;;
1007 --libdir=*) libdir="$optval"
1008 ;;
1009 --shlibdir=*) shlibdir="$optval"
1010 ;;
1011 --incdir=*) incdir="$optval"
1012 ;;
1013 --mandir=*) mandir="$optval"
1014 ;;
1015 --source-path=*) source_path="$optval"
1016 ;;
1017 --cross-prefix=*) cross_prefix="$optval"
1018 ;;
1019 --cross-compile) enable cross_compile
1020 ;;
1021 --target-os=*) targetos="$optval"
1022 ;;
1023 --cc=*) cc="$optval"
1024 ;;
1025 --make=*) make="$optval"
1026 ;;
1027 --extra-cflags=*) add_cflags "$optval"
1028 ;;
1029 --extra-ldflags=*) add_ldflags "$optval"
1030 ;;
1031 --extra-libs=*) add_extralibs "$optval"
1032 ;;
1033 --build-suffix=*) BUILDSUF="$optval"
1034 ;;
1035 --arch=*) arch="$optval"
1036 ;;
1037 --cpu=*) cpu="$optval"
1038 ;;
1039 --enable-sunmlib) enable mlib
1040 ;;
1041 --disable-strip) disable dostrip
1042 ;;
1043 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1044 ;;
1045 --enable-debug=*) debuglevel="$optval"
1046 ;;
1047 --enable-*=*|--disable-*=*)
1048 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1049 case "$thing" in
1050 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1051 *) die_unknown "$opt" ;;
1052 esac
1053 ;;
1054 --enable-?*|--disable-?*)
1055 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1056 if is_in $option $COMPONENT_LIST; then
1057 eval $action \$$(toupper ${option%s})_LIST
1058 elif is_in $option $CMDLINE_SELECT; then
1059 $action $option
1060 else
1061 die_unknown $opt
1062 fi
1063 ;;
1064 --list-*)
1065 NAME="${opt#--list-}"
1066 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1067 NAME=${NAME%s}
1068 eval show_list $NAME \$$(toupper $NAME)_LIST
1069 ;;
1070 --help|-h) show_help
1071 ;;
1072 *)
1073 die_unknown $opt
1074 ;;
1075 esac
1076 done
1077
1078 case "$arch" in
1079 i386|i486|i586|i686|i86pc|BePC)
1080 arch="x86_32"
1081 enable fast_unaligned
1082 ;;
1083 x86_64|amd64)
1084 arch="x86_32"
1085 enable fast_unaligned
1086 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1087 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1088 if [ -z "`echo $CFLAGS | grep -q -- -m32`" ]; then
1089 arch="x86_64"
1090 enable fast_64bit
1091 fi
1092 fi
1093 ;;
1094 # armv4l is a subset of armv[567]*l
1095 arm|armv[4567]*l)
1096 arch="armv4l"
1097 ;;
1098 alpha)
1099 arch="alpha"
1100 enable fast_64bit
1101 ;;
1102 "Power Macintosh"|ppc|powerpc)
1103 arch="powerpc"
1104 ;;
1105 ppc64)
1106 arch="powerpc"
1107 enable fast_64bit
1108 ;;
1109 mips|mipsel|IP*)
1110 arch="mips"
1111 ;;
1112 sun4u|sparc64)
1113 arch="sparc64"
1114 enable fast_64bit
1115 ;;
1116 sparc)
1117 arch="sparc"
1118 ;;
1119 sh4)
1120 arch="sh4"
1121 ;;
1122 parisc)
1123 arch="parisc"
1124 ;;
1125 parisc64)
1126 arch="parisc"
1127 enable fast_64bit
1128 ;;
1129 s390|s390x)
1130 arch="s390"
1131 ;;
1132 m68k)
1133 arch="m68k"
1134 ;;
1135 ia64)
1136 arch="ia64"
1137 enable fast_64bit
1138 ;;
1139 bfin)
1140 arch="bfin"
1141 ;;
1142 *)
1143 arch="unknown"
1144 ;;
1145 esac
1146
1147 enable $arch
1148 enabled_any x86_32 x86_64 && enable x86
1149 enabled sparc64 && enable sparc
1150
1151 # OS specific
1152 case $targetos in
1153 beos|haiku|zeta)
1154 PREFIX="$HOME/config"
1155 # helps building libavcodec
1156 add_cflags "-DPIC -fomit-frame-pointer"
1157 # 3 gcc releases known for BeOS, each with ugly bugs
1158 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1159 case "$gcc_version" in
1160 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1161 disable mmx
1162 ;;
1163 *20010315*) echo "BeBits gcc"
1164 add_cflags "-fno-expensive-optimizations"
1165 ;;
1166 esac
1167 SHFLAGS=-nostart
1168 # enable BeOS things
1169 enable audio_beos
1170 # no need for libm, but the inet stuff
1171 # Check for BONE
1172 # XXX: actually should check for NOT net_server
1173 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1174 network_extralibs="-lbind -lsocket"
1175 else
1176 enable beos_netserver
1177 network_extralibs="-lnet"
1178 fi ;;
1179 sunos)
1180 FFSERVERLDFLAGS=""
1181 SHFLAGS='-shared -Wl,-h,$@'
1182 network_extralibs="-lsocket -lnsl"
1183 ;;
1184 netbsd)
1185 oss_demuxer_extralibs="-lossaudio"
1186 oss_muxer_extralibs="-lossaudio"
1187 ;;
1188 openbsd)
1189 disable need_memalign
1190 LIBOBJFLAGS='$(PIC)'
1191 SHFLAGS='-shared'
1192 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1193 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1194 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1195 oss_demuxer_extralibs="-lossaudio"
1196 oss_muxer_extralibs="-lossaudio"
1197 ;;
1198 freebsd)
1199 disable need_memalign
1200 ;;
1201 bsd/os)
1202 osextralibs="-lpoll -lgnugetopt"
1203 strip="strip -d"
1204 ;;
1205 darwin)
1206 disable need_memalign
1207 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1208 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1209 strip="strip -x"
1210 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1211 SLIBSUF=".dylib"
1212 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1213 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1214 FFSERVERLDFLAGS=-Wl,-bind_at_load
1215 ;;
1216 mingw32*)
1217 targetos=mingw32
1218 shlibdir="$bindir"
1219 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1220 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1221 if enabled swscale; then
1222 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1223 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1224 fi
1225 disable ffserver
1226 SLIBPREF=""
1227 SLIBSUF=".dll"
1228 EXESUF=".exe"
1229 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1230 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1231 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1232 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1233 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1234 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1235 ;;
1236 cygwin*)
1237 targetos=cygwin
1238 shlibdir="$bindir"
1239 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1240 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1241 if enabled swscale; then
1242 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1243 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1244 fi
1245 EXESUF=".exe"
1246 SLIBPREF="cyg"
1247 SLIBSUF=".dll"
1248 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1249 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1250 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1251 ;;
1252 *-dos|freedos|opendos)
1253 disable ffplay ffserver vhook
1254 disable $INDEV_LIST $OUTDEV_LIST
1255 network_extralibs="-lsocket"
1256 EXESUF=".exe"
1257 ;;
1258 linux)
1259 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1260 enable dv1394
1261 ;;
1262 irix*)
1263 targetos=irix
1264 ranlib="echo ignoring ranlib"
1265 ;;
1266 os/2*)
1267 ar="emxomfar -p256"
1268 ranlib="echo ignoring ranlib"
1269 strip="lxlite"
1270 ln_s="cp -f"
1271 add_cflags "-Zomf"
1272 EXESUF=".exe"
1273 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1274 SHFLAGS='$(NAME).def -Zdll -Zomf'
1275 FFSERVERLDFLAGS=""
1276 LIBSUF="_s.lib"
1277 SLIBPREF=""
1278 SLIBSUF=".dll"
1279 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1280 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1281 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1282 echo PROTMODE >> $(NAME).def; \
1283 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1284 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1285 echo EXPORTS >> $(NAME).def; \
1286 emxexp -o $(OBJS) >> $(NAME).def'
1287 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1288 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1289 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1290 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1291 disable vhook
1292 ;;
1293 interix)
1294 disable vhook
1295 ;;
1296
1297 *)
1298 targetos="${targetos}-UNKNOWN"
1299 ;;
1300 esac
1301
1302 add_extralibs $osextralibs
1303
1304 if ! disabled logging ; then
1305 enabled logging || logfile="$logging"
1306 echo "# $0 $@" >$logfile
1307 set >>$logfile
1308 else
1309 logfile=/dev/null
1310 fi
1311
1312 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1313 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1314
1315 test -n "$cross_prefix" && enable cross_compile
1316 cc="${cross_prefix}${cc}"
1317 ar="${cross_prefix}${ar}"
1318 ranlib="${cross_prefix}${ranlib}"
1319 strip="${cross_prefix}${strip}"
1320
1321 # we need to build at least one lib type
1322 if ! enabled_any static shared; then
1323 cat <<EOF
1324 At least one library type must be built.
1325 Specify --enable-static to build the static libraries or --enable-shared to
1326 build the shared libraries as well. To only build the shared libraries specify
1327 --disable-static in addition to --enable-shared.
1328 EOF
1329 exit 1;
1330 fi
1331
1332 disabled static && LIBNAME=""
1333
1334 if enabled_any libfaad libfaadbin ; then
1335 if check_header faad.h; then
1336 check_cc << EOF
1337 #include <faad.h>
1338 #ifndef FAAD2_VERSION
1339 ok faad1
1340 #endif
1341 int main(void) { return 0; }
1342 EOF
1343 test $? = 0 && enable libfaad2
1344 else
1345 die "FAAD test failed."
1346 fi
1347 fi
1348
1349
1350 if ! enabled gpl; then
1351 die_gpl_disabled(){
1352 name=$1
1353 shift
1354 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1355 }
1356 die_gpl_disabled "The Postprocessing code" postproc
1357 die_gpl_disabled "liba52" liba52
1358 die_gpl_disabled "libx264" libx264
1359 die_gpl_disabled "libxvidcore" libxvid
1360 die_gpl_disabled "FAAD2" libfaad2
1361 die_gpl_disabled "The X11 grabber" x11grab
1362 die_gpl_disabled "The software scaler" swscale
1363 fi
1364
1365 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1366 die "libamr is nonfree and --enable-nonfree is not specified."
1367 fi
1368
1369 check_deps $ARCH_EXT_LIST
1370
1371 test -z "$need_memalign" && need_memalign="$mmx"
1372
1373 #Darwin CC versions
1374 if test $targetos = darwin; then
1375 if $cc -v 2>&1 | grep -q xlc; then
1376 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1377 else
1378 add_cflags "-pipe"
1379 check_cflags "-force_cpusubtype_ALL"
1380 check_cflags "-Wno-sign-compare"
1381 enabled shared || add_cflags -mdynamic-no-pic
1382 fi
1383 fi
1384
1385 disabled optimizations || add_cflags -fomit-frame-pointer
1386
1387 # Add processor-specific flags
1388 if test $cpu != "generic"; then
1389 warn_altivec(){
1390 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1391 }
1392 case $cpu in
1393 601|ppc601|PowerPC601)
1394 add_cflags "-mcpu=601"
1395 warn_altivec enabled PPC601
1396 ;;
1397 603*|ppc603*|PowerPC603*)
1398 add_cflags "-mcpu=603"
1399 warn_altivec enabled PPC603
1400 ;;
1401 604*|ppc604*|PowerPC604*)
1402 add_cflags "-mcpu=604"
1403 warn_altivec enabled PPC604
1404 ;;
1405 G3|g3|75*|ppc75*|PowerPC75*)
1406 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1407 warn_altivec enabled PPC75x
1408 ;;
1409 G4|g4|745*|ppc745*|PowerPC745*)
1410 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1411 warn_altivec disabled PPC745x
1412 ;;
1413 74*|ppc74*|PowerPC74*)
1414 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1415 warn_altivec disabled PPC74xx
1416 ;;
1417 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1418 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1419 warn_altivec disabled PPC970
1420 enable ppc64
1421 ;;
1422 Cell|CELL|cell)
1423 add_cflags "-mcpu=cell"
1424 warn_altivec disabled Cell
1425 enable ppc64
1426 ;;
1427 # targets that do NOT support conditional mov (cmov)
1428 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1429 add_cflags "-march=$cpu"
1430 disable cmov
1431 ;;
1432 # targets that do support conditional mov (cmov)
1433 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1434 add_cflags "-march=$cpu"
1435 enable cmov
1436 enable fast_cmov
1437 ;;
1438 # targets that do support conditional mov but on which it's slow
1439 pentium4|pentium4m|prescott|nocona)
1440 add_cflags "-march=$cpu"
1441 enable cmov
1442 disable fast_cmov
1443 ;;
1444 sparc64)
1445 add_cflags "-mcpu=v9"
1446 ;;
1447 arm*)
1448 add_cflags "-mcpu=$cpu"
1449 ;;
1450 *)
1451 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1452 ;;
1453 esac
1454 fi
1455
1456 gnu_make(){
1457 $1 --version 2>&1 | grep -q GNU
1458 }
1459
1460 if ! gnu_make $make; then
1461 gnu_make gmake && make=gmake || die "GNU make not found."
1462 fi
1463
1464 # make sure we can execute files in $TMPDIR
1465 cat >$TMPE 2>>$logfile <<EOF
1466 #! /bin/sh
1467 EOF
1468 chmod +x $TMPE >>$logfile 2>&1
1469 if ! $TMPE >>$logfile 2>&1; then
1470 cat <<EOF
1471 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1472 variable to another directory and make sure that $TMPDIR1 is not mounted
1473 noexec.
1474 EOF
1475 die "Sanity test failed."
1476 fi
1477 rm $TMPE
1478
1479 # compiler sanity check
1480 check_exec <<EOF
1481 int main(void){
1482 return 0;
1483 }
1484 EOF
1485 if test "$?" != 0; then
1486 echo "$cc is unable to create an executable file."
1487 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1488 echo "If $cc is a cross-compiler, use the --cross-compile option."
1489 echo "Only do this if you know what cross compiling means."
1490 fi
1491 die "C compiler test failed."
1492 fi
1493
1494 check_asm inline_asm '""'
1495
1496 if enabled x86; then
1497 # check whether EBP is available on x86
1498 # As 'i' is stored on the stack, this program will crash
1499 # if the base pointer is used to access it because the
1500 # base pointer is cleared in the inline assembly code.
1501 check_exec_crash <<EOF && enable ebp_available
1502 volatile int i=0;
1503 asm volatile (
1504 "xorl %%ebp, %%ebp"
1505 ::: "%ebp");
1506 return i;
1507 EOF
1508
1509 # check wether EBX is available on x86
1510 check_asm ebx_available '"":::"%ebx"'
1511
1512 # check whether binutils is new enough to compile SSSE3
1513 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1514
1515 check_asm bswap '"bswap %%eax" ::: "%eax"'
1516 fi
1517
1518 # check for assembler specific support
1519
1520 if test $arch = "powerpc"; then
1521 check_cc <<EOF && enable dcbzl
1522 int main(void) {
1523 register long zero = 0;
1524 char data[1024];
1525 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1526 return 0;
1527 }
1528 EOF
1529 fi
1530
1531 # check for SIMD availability
1532
1533 # AltiVec flags: The FSF version of GCC differs from the Apple version
1534 if enabled altivec; then
1535 check_cflags -maltivec -mabi=altivec &&
1536 check_header altivec.h ||
1537 check_cflags -faltivec
1538
1539 # check if our compiler supports Motorola AltiVec C API
1540 enabled altivec_h &&
1541 inc_altivec_h="#include <altivec.h>" ||
1542 inc_altivec_h=
1543 check_cc <<EOF || disable altivec
1544 $inc_altivec_h
1545 int main(void) {
1546 vector signed int v1, v2, v3;
1547 v1 = vec_add(v2,v3);
1548 return 0;
1549 }
1550 EOF
1551 fi
1552
1553 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1554 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1555 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1556 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1557 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1558
1559 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1560
1561 # ---
1562 # big/little-endian test
1563 check_cc <<EOF || die "endian test failed"
1564 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1565 EOF
1566 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1567
1568 # ---
1569 # check availability of some header files
1570
1571 if check_func dlopen; then
1572 ldl=
1573 elif check_func dlopen -ldl; then
1574 ldl=-ldl
1575 fi
1576
1577 check_func fork
1578 check_func gethrtime
1579 check_func getrusage
1580 check_func inet_aton $network_extralibs
1581 check_func memalign
1582 check_func mkstemp
1583 check_func2 windows.h GetProcessTimes
1584
1585 check_header byteswap.h
1586 check_header conio.h
1587 check_header dlfcn.h
1588 check_header malloc.h
1589 check_header termios.h
1590
1591 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1592 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1593 fi
1594
1595 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1596
1597 # ffserver uses poll(),
1598 # if it's not found we can emulate it using select().
1599 if enabled ffserver; then
1600 check_header poll.h
1601 check_header sys/select.h
1602 fi
1603
1604 # check for some common methods of building with pthread support
1605 # do this before the optional library checks as some of them require pthreads
1606 if enabled pthreads; then
1607 if check_func pthread_create; then
1608 :
1609 elif check_func pthread_create -pthread; then
1610 add_cflags -pthread
1611 add_extralibs -pthread
1612 elif check_func pthread_create -pthreads; then
1613 add_cflags -pthreads
1614 add_extralibs -pthreads
1615 elif ! check_lib pthread.h pthread_create -lpthread; then
1616 die "ERROR: can't find pthreads library"
1617 fi
1618 fi
1619
1620 for thread in $THREADS_LIST; do
1621 if enabled $thread; then
1622 test -n "$thread_type" &&
1623 die "ERROR: Only one thread type must be selected." ||
1624 thread_type="$thread"
1625 fi
1626 done
1627
1628 check_lib math.h sin -lm
1629
1630 # test for C99 functions in math.h
1631 for func in llrint lrint lrintf round roundf; do
1632 check_exec <<EOF && enable $func || disable $func
1633 #define _ISOC9X_SOURCE 1
1634 #include <math.h>
1635 int main(void) { return ($func(3.999f) > 0)?0:1; }
1636 EOF
1637 done
1638
1639 # these are off by default, so fail if requested and not available
1640 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1641 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1642 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1643 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1644 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1645 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1646 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1647 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1648 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1649 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1650 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1651 enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
1652 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1653 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1654
1655 # disable the native AC-3 decoder if liba52 is enabled
1656 enabled liba52 && disable ac3_decoder
1657
1658 # libdc1394 check
1659 if enabled libdc1394; then
1660 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1661 enable libdc1394_2; } ||
1662 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1663 enable libdc1394_1; } ||
1664 die "ERROR: No version of libdc1394 found "
1665 fi
1666
1667
1668 _restrict=
1669 for restrict_keyword in restrict __restrict__ __restrict; do
1670 check_cc <<EOF && _restrict=$restrict_keyword && break
1671 void foo(char * $restrict_keyword p);
1672 EOF
1673 done
1674
1675 test "$vhook" = "default" && vhook="$dlopen"
1676
1677 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1678 disable vhook
1679 echo
1680 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1681 echo "Patches welcome."
1682 echo
1683 fi
1684
1685 if enabled vhook; then
1686 check_ldflags -rdynamic
1687 check_ldflags -export-dynamic
1688 fi
1689
1690 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1691 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1692
1693 ##########################################
1694 # SDL check
1695
1696 disable sdl_too_old
1697 disable sdl
1698 SDL_CONFIG="${cross_prefix}sdl-config"
1699 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1700 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1701 temp_cflags $sdl_cflags
1702 temp_extralibs `"${SDL_CONFIG}" --libs`
1703 if check_lib2 SDL.h SDL_Init; then
1704 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1705 if test "$_sdlversion" -lt 121 ; then
1706 enable sdl_too_old
1707 else
1708 enable sdl
1709 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1710 #include <SDL.h>
1711 int main(int argc, char **argv){
1712 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1713 int w = vi->current_w;
1714 return 0;
1715 }
1716 EOF
1717 fi
1718 fi
1719 restore_flags
1720 fi
1721
1722 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1723
1724 check_type sys/socket.h socklen_t
1725
1726 ##########################################
1727 # Network check
1728
1729 if enabled network; then
1730 # Prefer arpa/inet.h over winsock2
1731 if check_header arpa/inet.h ; then
1732 check_func closesocket
1733 elif check_header winsock2.h ; then
1734 network_extralibs="-lws2_32"
1735 check_type ws2tcpip.h socklen_t
1736 check_func2 winsock2.h closesocket
1737 fi
1738 fi
1739
1740 ##########################################
1741 # IPv6 check
1742
1743 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1744 #include <sys/types.h>
1745 #include <sys/socket.h>
1746 #include <netinet/in.h>
1747 #include <netdb.h>
1748 int main(void) {
1749 struct sockaddr_storage saddr;
1750 struct ipv6_mreq mreq6;
1751 getaddrinfo(0,0,0,0);
1752 getnameinfo(0,0,0,0,0,0,0);
1753 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1754 }
1755 EOF
1756
1757 check_header linux/videodev.h
1758 check_header linux/videodev2.h
1759
1760 check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1761
1762 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1763 { check_header dev/bktr/ioctl_meteor.h &&
1764 check_header dev/bktr/ioctl_bt848.h; } ||
1765 { check_header machine/ioctl_meteor.h &&
1766 check_header machine/ioctl_bt848.h; } ||
1767 { check_header dev/video/meteor/ioctl_meteor.h &&
1768 check_header dev/video/bktr/ioctl_bt848.h; } ||
1769 check_header dev/ic/bt8xx.h
1770
1771 check_header sys/soundcard.h
1772 check_header soundcard.h
1773
1774 # deal with the X11 frame grabber
1775 enabled x11grab &&
1776 check_header X11/Xlib.h &&
1777 check_header X11/extensions/XShm.h &&
1778 check_func XOpenDisplay -lX11 &&
1779 check_func XShmCreateImage -lX11 -lXext
1780
1781 enabled debug && add_cflags -g"$debuglevel"
1782
1783 # add some useful compiler flags if supported
1784 check_cflags -Wdeclaration-after-statement
1785 check_cflags -Wall
1786 check_cflags -Wno-switch
1787 check_cflags -Wdisabled-optimization
1788 check_cflags -Wpointer-arith
1789 check_cflags -Wredundant-decls
1790 check_cflags -Wno-pointer-sign
1791 check_cflags -Wcast-qual
1792 check_cflags -Wwrite-strings
1793 check_cflags -Wtype-limits
1794 enabled extra_warnings && check_cflags -Winline
1795
1796 # add some linker flags
1797 check_ldflags -Wl,--warn-common
1798 check_ldflags $LDLATEFLAGS
1799 check_ldflags -Wl,-Bsymbolic
1800
1801 if enabled small; then
1802 check_cflags -Os # not all compilers support -Os
1803 optimizations="small"
1804 elif enabled optimizations; then
1805 if $cc -v 2>&1 | grep -q xlc; then
1806 add_cflags "-O5"
1807 add_ldflags "-O5"
1808 else
1809 add_cflags "-O3"
1810 fi
1811 fi
1812 check_cflags -fno-math-errno
1813 check_cflags -fno-signed-zeros
1814
1815 # PIC flags for shared library objects where they are needed
1816 if enabled shared; then
1817 # LIBOBJFLAGS may have already been set in the OS configuration
1818 if test -z "$LIBOBJFLAGS" ; then
1819 case "$arch" in
1820 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1821 esac
1822 fi
1823 fi
1824
1825 if enabled gprof; then
1826 add_cflags "-p"
1827 add_ldflags "-p"
1828 fi
1829
1830 VHOOKCFLAGS="-fPIC"
1831
1832 # Find out if the .align argument is a power of two or not.
1833 if test $asmalign_pot = "unknown"; then
1834 disable asmalign_pot
1835 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1836 fi
1837
1838 enabled_any $DECODER_LIST && enable decoders
1839 enabled_any $ENCODER_LIST && enable encoders
1840 enabled_any $BSF_LIST && enable bsfs
1841 enabled_any $DEMUXER_LIST && enable demuxers
1842 enabled_any $MUXER_LIST && enable muxers
1843 enabled_any $FILTER_LIST && enable filters
1844 enabled_any $INDEV_LIST && enable demuxers
1845 enabled_any $OUTDEV_LIST && enable muxers
1846 enabled_any $PROTOCOL_LIST && enable protocols
1847
1848 enabled_any $THREADS_LIST && enable threads
1849
1850 check_deps $CONFIG_LIST \
1851 $HAVE_LIST \
1852 $DECODER_LIST \
1853 $ENCODER_LIST \
1854 $PARSER_LIST \
1855 $BSF_LIST \
1856 $DEMUXER_LIST \
1857 $MUXER_LIST \
1858 $FILTER_LIST \
1859 $INDEV_LIST \
1860 $OUTDEV_LIST \
1861 $PROTOCOL_LIST \
1862
1863 enabled libdc1394 && append pkg_requires "libraw1394"
1864 enabled libtheora && append pkg_requires "theora"
1865 enabled libvorbis && append pkg_requires "vorbisenc"
1866
1867 echo "install prefix $PREFIX"
1868 echo "source path $source_path"
1869 echo "C compiler $cc"
1870 echo "make $make"
1871 echo ".align is power-of-two $asmalign_pot"
1872 echo "ARCH $arch ($cpu)"
1873 if test "$BUILDSUF" != ""; then
1874 echo "build suffix $BUILDSUF"
1875 fi
1876 echo "big-endian ${bigendian-no}"
1877 if test $arch = "x86_32" -o $arch = "x86_64"; then
1878 echo "MMX enabled ${mmx-no}"
1879 echo "CMOV enabled ${cmov-no}"
1880 echo "CMOV is fast ${fast_cmov-no}"
1881 echo "EBX available ${ebx_available-no}"
1882 echo "EBP available ${ebp_available-no}"
1883 fi
1884 if test $arch = "armv4l"; then
1885 echo "ARMv5TE enabled ${armv5te-no}"
1886 echo "ARMv6 enabled ${armv6-no}"
1887 echo "IWMMXT enabled ${iwmmxt-no}"
1888 fi
1889 if test $arch = "mips"; then
1890 echo "MMI enabled ${mmi-no}"
1891 fi
1892 if test $arch = "powerpc"; then
1893 echo "AltiVec enabled ${altivec-no}"
1894 echo "dcbzl available ${dcbzl-no}"
1895 fi
1896 echo "gprof enabled ${gprof-no}"
1897 echo "debug symbols ${debug-no}"
1898 echo "strip symbols ${dostrip-no}"
1899 echo "optimizations ${optimizations-no}"
1900 echo "static ${static-no}"
1901 echo "shared ${shared-no}"
1902 echo "postprocessing support ${postproc-no}"
1903 echo "software scaler enabled ${swscale-no}"
1904 echo "new filter support ${avfilter-no}"
1905 echo "filters using lavformat ${avfilter_lavf-no}"
1906 echo "video hooking ${vhook-no}"
1907 if enabled vhook; then
1908 echo "Imlib2 support ${imlib2-no}"
1909 echo "FreeType support ${freetype2-no}"
1910 fi
1911 echo "network support ${network-no}"
1912 if enabled network; then
1913 echo "IPv6 support ${ipv6-no}"
1914 fi
1915 echo "threading support ${thread_type-no}"
1916 echo "SDL support ${sdl-no}"
1917 if enabled sdl_too_old; then
1918 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1919 fi
1920 echo "Sun medialib support ${mlib-no}"
1921 echo "AVISynth enabled ${avisynth-no}"
1922 echo "liba52 support ${liba52-no}"
1923 echo "liba52 dlopened ${liba52bin-no}"
1924 echo "libamr-nb support ${libamr_nb-no}"
1925 echo "libamr-wb support ${libamr_wb-no}"
1926 echo "libdc1394 support ${libdc1394-no}"
1927 echo "libfaac enabled ${libfaac-no}"
1928 echo "libfaad enabled ${libfaad-no}"
1929 echo "libfaad dlopened ${libfaadbin-no}"
1930 echo "libgsm enabled ${libgsm-no}"
1931 echo "libmp3lame enabled ${libmp3lame-no}"
1932 echo "libnut enabled ${libnut-no}"
1933 echo "libtheora enabled ${libtheora-no}"
1934 echo "libvorbis enabled ${libvorbis-no}"
1935 echo "x264 enabled ${libx264-no}"
1936 echo "XviD enabled ${libxvid-no}"
1937 echo "zlib enabled ${zlib-no}"
1938 echo
1939
1940 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
1941 echo "Enabled ${type}s:"
1942 eval list=\$$(toupper $type)_LIST
1943 for part in $list; do
1944 enabled $part && echo ${part%_*}
1945 done | sort | pr -3 -t
1946 echo
1947 done
1948
1949 enabled nonfree &&
1950 echo "License: unredistributable" ||
1951 (enabled gpl &&
1952 echo "License: GPL" ||
1953 echo "License: LGPL")
1954
1955 echo "Creating config.mak and config.h..."
1956
1957 echo "# Automatically generated by configure - do not modify!" > config.mak
1958 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1959 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1960 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1961 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1962
1963 echo "PREFIX=$PREFIX" >> config.mak
1964 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1965 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1966 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1967 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1968 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1969 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1970 echo "MAKE=$make" >> config.mak
1971 echo "CC=$cc" >> config.mak
1972 echo "AR=$ar" >> config.mak
1973 echo "RANLIB=$ranlib" >> config.mak
1974 echo "LN_S=$ln_s" >> config.mak
1975 enabled dostrip &&
1976 echo "STRIP=$strip" >> config.mak ||
1977 echo "STRIP=echo ignoring strip" >> config.mak
1978
1979 echo "OPTFLAGS=$CFLAGS" >> config.mak
1980 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1981 echo "LDFLAGS=$LDFLAGS" >> config.mak
1982 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1983 echo "SHFLAGS=$SHFLAGS" >> config.mak
1984 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1985 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1986 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1987 echo "BUILD_STATIC=$static" >> config.mak
1988 echo "BUILDSUF=$BUILDSUF" >> config.mak
1989 echo "FULLNAME=$FULLNAME" >> config.mak
1990 echo "LIBPREF=$LIBPREF" >> config.mak
1991 echo "LIBSUF=$LIBSUF" >> config.mak
1992 echo "LIBNAME=$LIBNAME" >> config.mak
1993 echo "SLIBPREF=$SLIBPREF" >> config.mak
1994 echo "SLIBSUF=$SLIBSUF" >> config.mak
1995 echo "EXESUF=$EXESUF" >> config.mak
1996 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
1997 echo "VHOOK_DEPEND_CMD=$VHOOK_DEPEND_CMD" >> config.mak
1998
1999 if enabled bigendian; then
2000 echo "WORDS_BIGENDIAN=yes" >> config.mak
2001 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2002 fi
2003
2004 if enabled sdl; then
2005 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2006 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2007 fi
2008 if enabled texi2html; then
2009 echo "BUILD_DOC=yes" >> config.mak
2010 fi
2011
2012 get_version(){
2013 name=$1
2014 file=$source_path/$2
2015 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2016 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2017 lcname=$(tolower $name)
2018 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2019 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2020 }
2021
2022 get_version LIBSWSCALE libswscale/swscale.h
2023 get_version LIBPOSTPROC libpostproc/postprocess.h
2024 get_version LIBAVCODEC libavcodec/avcodec.h
2025 get_version LIBAVDEVICE libavdevice/avdevice.h
2026 get_version LIBAVFORMAT libavformat/avformat.h
2027 get_version LIBAVUTIL libavutil/avutil.h
2028 get_version LIBAVFILTER libavfilter/avfilter.h
2029
2030 if enabled shared; then
2031 echo "BUILD_SHARED=yes" >> config.mak
2032 echo "PIC=-fPIC -DPIC" >> config.mak
2033 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2034 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2035 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2036 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2037 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2038 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2039 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2040 fi
2041 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2042 echo "EXTRALIBS=$extralibs" >> config.mak
2043
2044 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2045 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2046 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2047 $DECODER_LIST \
2048 $ENCODER_LIST \
2049 $PARSER_LIST \
2050 $BSF_LIST \
2051 $DEMUXER_LIST \
2052 $MUXER_LIST \
2053 $FILTER_LIST \
2054 $PROTOCOL_LIST \
2055 $INDEV_LIST \
2056 $OUTDEV_LIST \
2057
2058 echo "#define restrict $_restrict" >> $TMPH
2059
2060 if enabled small; then
2061 echo "#define av_always_inline" >> $TMPH
2062 fi
2063
2064 echo "SRC_PATH=\"$source_path\"" >> config.mak
2065 echo "SRC_PATH_BARE=$source_path" >> config.mak
2066 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2067
2068 # Apparently it's not possible to portably echo a backslash.
2069 enabled asmalign_pot &&
2070 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2071 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2072
2073
2074 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2075
2076 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2077 cmp -s $TMPH config.h &&
2078 echo "config.h is unchanged" ||
2079 mv -f $TMPH config.h
2080
2081 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2082
2083 # build tree in object directory if source path is different from current one
2084 if enabled source_path_used; then
2085 DIRS="\
2086 doc \
2087 libavcodec \
2088 libavcodec/alpha \
2089 libavcodec/armv4l \
2090 libavcodec/bfin \
2091 libavcodec/i386 \
2092 libavcodec/mlib \
2093 libavcodec/ppc \
2094 libavcodec/sh4 \
2095 libavcodec/sparc \
2096 libavdevice \
2097 libavfilter \
2098 libavformat \
2099 libavutil \
2100 libpostproc \
2101 libswscale \
2102 tests \
2103 tools \
2104 vhook \
2105 "
2106 FILES="\
2107 Makefile \
2108 common.mak \
2109 doc/texi2pod.pl \
2110 libavcodec/Makefile \
2111 libavdevice/Makefile \
2112 libavfilter/Makefile \
2113 libavformat/Makefile \
2114 libavutil/Makefile \
2115 libpostproc/Makefile \
2116 libswscale/Makefile \
2117 "
2118 for dir in $DIRS ; do
2119 mkdir -p $dir
2120 done
2121 for f in $FILES ; do
2122 $ln_s "$source_path/$f" $f
2123 done
2124 fi
2125
2126
2127 # build pkg-config files
2128 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2129
2130 pkgconfig_generate(){
2131 name=$1
2132 comment=$2
2133 version=$3
2134 libs=$4
2135 requires=$5
2136 cat <<EOF >$name.pc
2137 prefix=$PREFIX
2138 exec_prefix=\${prefix}
2139 libdir=\${exec_prefix}/lib
2140 includedir=\${prefix}/include
2141
2142 Name: $name
2143 Description: $comment
2144 Version: $version
2145 Requires: $requires
2146 Conflicts:
2147 Libs: -L\${libdir} $libs
2148 Cflags: -I\${includedir}
2149 EOF
2150 }
2151
2152 pkgconfig_generate_uninstalled(){
2153 name=$1
2154 shortname=${name#lib}
2155 comment=$2
2156 version=$3
2157 libs=$4
2158 requires=$5
2159 cat <<EOF >$name-uninstalled.pc
2160 prefix=
2161 exec_prefix=
2162 libdir=\${pcfiledir}/$name
2163 includedir=\${pcfiledir}
2164
2165 Name: $name
2166 Description: $comment
2167 Version: $version
2168 Requires: $requires
2169 Conflicts:
2170 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2171 Cflags: -I\${includedir}
2172 EOF
2173 }
2174
2175 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" -lavutil ""
2176 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2177
2178 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "-lavcodec $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2179 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2180
2181 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "-lavformat $extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2182 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2183
2184 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "-lavdevice $extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2185 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2186 if enabled postproc; then
2187 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION" -lpostproc ""
2188 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2189 fi
2190
2191 if enabled swscale; then
2192 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" -lswscale "libavutil = $LIBAVUTIL_VERSION"
2193 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2194 else
2195 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2196 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2197 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2198 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2199 fi
2200
2201 if enabled avfilter; then
2202 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "-lavfilter $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION" ffmpeg
2203 pkgconfig_generate_uninstalled libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2204 fi