0a53633d6bd16f86d4f8e5687d73a6d6ae007924
[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-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
73 echo " --enable-beosthreads use BeOS threads [default=no]"
74 echo " --enable-os2threads use OS/2 threads [default=no]"
75 echo " --enable-pthreads use pthreads [default=no]"
76 echo " --enable-w32threads use Win32 threads [default=no]"
77 echo " --enable-x11grab enable X11 grabbing [default=no]"
78 echo
79 echo "External library support:"
80 echo " --enable-sunmlib use Sun medialib [default=no]"
81 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
82 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
83 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
84 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
85 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
86 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
87 echo " and libraw1394 [default=no]"
88 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
89 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
90 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
91 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
92 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
93 echo " --enable-libnut enable NUT (de)muxing via libnut,"
94 echo " native demuxer exists [default=no]"
95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
96 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
97 echo " native implementation exists [default=no]"
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
100 echo " native MPEG-4/Xvid encoder exists [default=no]"
101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
105 echo " --cross-compile assume a cross-compiler is used"
106 echo " --target-os=OS compiler targets OS [$targetos]"
107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
113 echo " --arch=ARCH select architecture [$arch]"
114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
116 echo " --enable-powerpc-perf enable performance report on PPC"
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
119 echo " --disable-armv5te disable armv5te usage"
120 echo " --disable-armv6 disable armv6 usage"
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
123 echo " --disable-network disable network support [default=no]"
124 echo " --disable-ipv6 disable ipv6 support [default=no]"
125 echo " --disable-zlib disable zlib [default=no]"
126 echo " --disable-vhook disable video hooking support"
127 echo " --disable-debug disable debugging symbols"
128 echo " --disable-mpegaudio-hp faster (but less accurate)"
129 echo " MPEG audio decoding [default=no]"
130 echo " --enable-gray enable full grayscale support (slower color)"
131 echo " --disable-ffmpeg disable ffmpeg build"
132 echo " --disable-ffserver disable ffserver build"
133 echo " --disable-ffplay disable ffplay build"
134 echo " --enable-small optimize for size instead of speed"
135 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
136 echo " --disable-encoder=NAME disables encoder NAME"
137 echo " --enable-encoder=NAME enables encoder NAME"
138 echo " --disable-decoder=NAME disables decoder NAME"
139 echo " --enable-decoder=NAME enables decoder NAME"
140 echo " --disable-encoders disables all encoders"
141 echo " --disable-decoders disables all decoders"
142 echo " --disable-muxer=NAME disables muxer NAME"
143 echo " --enable-muxer=NAME enables muxer NAME"
144 echo " --disable-muxers disables all muxers"
145 echo " --disable-demuxer=NAME disables demuxer NAME"
146 echo " --enable-demuxer=NAME enables demuxer NAME"
147 echo " --disable-demuxers disables all demuxers"
148 echo " --enable-parser=NAME enables parser NAME"
149 echo " --disable-parser=NAME disables parser NAME"
150 echo " --disable-parsers disables all parsers"
151 echo " --enable-bsf=NAME enables bitstream filter NAME"
152 echo " --disable-bsf=NAME disables bitstream filter NAME"
153 echo " --disable-bsfs disables all bitstream filters"
154 echo " --enable-protocol=NAME enables protocol NAME"
155 echo " --disable-protocol=NAME disables protocol NAME"
156 echo " --disable-protocols disables all protocols"
157 echo " --disable-devices disables all devices"
158 echo " --list-decoders show all available decoders"
159 echo " --list-encoders show all available encoders"
160 echo " --list-muxers show all available muxers"
161 echo " --list-demuxers show all available demuxers"
162 echo " --list-parsers show all available parsers"
163 echo " --list-protocols show all available protocols"
164 echo " --list-bsfs show all available bitstream filters"
165 echo " --list-indevs show all available input devices"
166 echo " --list-outdevs show all available output devices"
167 echo
168 echo "Developer options (useful when working on FFmpeg itself):"
169 echo " --enable-gprof enable profiling with gprof [$gprof]"
170 echo " --disable-optimizations disable compiler optimizations"
171 echo " --enable-extra-warnings enable more compiler warnings"
172 echo " --disable-strip disable stripping of executables and shared libraries"
173 echo ""
174 echo "NOTE: Object files are built at the place where configure is launched."
175 exit 1
176 }
177
178 log(){
179 echo "$@" >>$logfile
180 }
181
182 log_file(){
183 log BEGIN $1
184 pr -n -t $1 >>$logfile
185 log END $1
186 }
187
188 echolog(){
189 log "$@"
190 echo "$@"
191 }
192
193 die(){
194 echolog "$@"
195 cat <<EOF
196 If you think configure made a mistake, make sure you are using the latest
197 version from SVN. If the latest version fails, report the problem to the
198 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
199 EOF
200 if enabled logging; then
201 cat <<EOF
202 Include the log file "$logfile" produced by configure as this will help
203 solving the problem.
204 EOF
205 else
206 cat <<EOF
207 Rerun configure with logging enabled (do not use --log=no), and include the
208 log this produces with your report.
209 EOF
210 fi
211 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
212 exit 1
213 }
214
215 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
216 toupper(){
217 echo "$@" | tr '[a-z]' '[A-Z]'
218 }
219
220 tolower(){
221 echo "$@" | tr '[A-Z]' '[a-z]'
222 }
223
224 set_all(){
225 value=$1
226 shift
227 for var in $*; do
228 eval $var=$value
229 done
230 }
231
232 pushvar(){
233 for var in $*; do
234 eval level=\${${var}_level:=0}
235 eval ${var}_${level}="\$$var"
236 eval ${var}_level=$(($level+1))
237 done
238 }
239
240 popvar(){
241 for var in $*; do
242 eval level=\${${var}_level:-0}
243 test $level = 0 && continue
244 eval level=$(($level-1))
245 eval $var="\${${var}_${level}}"
246 eval ${var}_level=$level
247 eval unset ${var}_${level}
248 done
249 }
250
251 enable(){
252 set_all yes $*
253 }
254
255 disable(){
256 set_all no $*
257 }
258
259 enabled(){
260 eval test "x\$$1" = "xyes"
261 }
262
263 disabled(){
264 eval test "x\$$1" = "xno"
265 }
266
267 enabled_all(){
268 for opt; do
269 enabled $opt || return 1
270 done
271 }
272
273 disabled_all(){
274 for opt; do
275 disabled $opt || return 1
276 done
277 }
278
279 enabled_any(){
280 for opt; do
281 enabled $opt && return 0
282 done
283 }
284
285 disabled_any(){
286 for opt; do
287 disabled $opt && return 0
288 done
289 }
290
291 is_in(){
292 value=$1
293 shift
294 for var in $*; do
295 [ $var = $value ] && return 0
296 done
297 return 1
298 }
299
300 check_deps(){
301 for cfg; do
302 enabled ${cfg}_checking && die "Circular dependency for $cfg."
303 disabled ${cfg}_checking && continue
304 enable ${cfg}_checking
305
306 eval dep_all="\$${cfg}_deps"
307 eval dep_any="\$${cfg}_deps_any"
308
309 pushvar cfg dep_all dep_any
310 check_deps $dep_all $dep_any
311 popvar cfg dep_all dep_any
312
313 enabled_all $dep_all || disable $cfg
314 enabled_any $dep_any || disable $cfg
315
316 if enabled $cfg; then
317 eval dep_extralibs="\$${cfg}_extralibs"
318 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
319 fi
320
321 disable ${cfg}_checking
322 done
323 }
324
325 print_config(){
326 pfx=$1
327 header=$2
328 makefile=$3
329 shift 3
330 for cfg; do
331 ucname="`toupper $cfg`"
332 if enabled $cfg; then
333 echo "#define ${pfx}${ucname} 1" >> $header
334 echo "#define ENABLE_${ucname} 1" >> $header
335 echo "${pfx}${ucname}=yes" >> $makefile
336 else
337 echo "#define ENABLE_${ucname} 0" >> $header
338 fi
339 done
340 }
341
342 flags_saved(){
343 (: ${SAVE_CFLAGS?}) 2>/dev/null
344 }
345
346 save_flags(){
347 flags_saved && return
348 SAVE_CFLAGS="$CFLAGS"
349 SAVE_LDFLAGS="$LDFLAGS"
350 SAVE_extralibs="$extralibs"
351 }
352
353 restore_flags(){
354 flags_saved || return
355 CFLAGS="$SAVE_CFLAGS"
356 LDFLAGS="$SAVE_LDFLAGS"
357 extralibs="$SAVE_extralibs"
358 unset SAVE_CFLAGS
359 unset SAVE_LDFLAGS
360 unset SAVE_extralibs
361 }
362
363 temp_cflags(){
364 save_flags
365 CFLAGS="$CFLAGS $*"
366 }
367
368 temp_ldflags(){
369 save_flags
370 LDFLAGS="$LDFLAGS $*"
371 }
372
373 temp_extralibs(){
374 save_flags
375 extralibs="$extralibs $*"
376 }
377
378 append(){
379 var=$1
380 shift
381 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
382 eval "$var=\"\$$var $*\""
383 }
384
385 add_cflags(){
386 append CFLAGS "$@"
387 }
388
389 add_ldflags(){
390 append LDFLAGS "$@"
391 }
392
393 add_extralibs(){
394 append extralibs "$@"
395 }
396
397 check_cmd(){
398 log "$@"
399 "$@" >>$logfile 2>&1
400 }
401
402 check_cc(){
403 log check_cc "$@"
404 cat >$TMPC
405 log_file $TMPC
406 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
407 }
408
409 check_cpp(){
410 log check_cpp "$@"
411 cat >$TMPC
412 log_file $TMPC
413 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
414 }
415
416 check_asm(){
417 log check_asm "$@"
418 name="$1"
419 asm="$2"
420 shift 2
421 check_cc "$@" <<EOF && enable $name || disable $name
422 int foo(void){
423 asm volatile($asm);
424 }
425 EOF
426 }
427
428 check_ld(){
429 log check_ld "$@"
430 check_cc || return
431 flags=''
432 libs=''
433 for f; do
434 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
435 done
436 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
437 }
438
439 check_cflags(){
440 log check_cflags "$@"
441 check_cc "$@" <<EOF && add_cflags "$@"
442 int x;
443 EOF
444 }
445
446 check_ldflags(){
447 log check_ldflags "$@"
448 check_ld "$@" <<EOF && add_ldflags "$@"
449 int main(void){
450 return 0;
451 }
452 EOF
453 }
454
455 check_header(){
456 log check_header "$@"
457 header=$1
458 shift
459 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
460 disable $var
461 check_cpp "$@" <<EOF && enable $var
462 #include <$header>
463 int x;
464 EOF
465 }
466
467 check_func(){
468 log check_func "$@"
469 func=$1
470 shift
471 disable $func
472 check_ld "$@" <<EOF && enable $func
473 extern int $func();
474 int main(void){
475 $func();
476 }
477 EOF
478 }
479
480 check_func2(){
481 log check_func2 "$@"
482 headers=$1
483 func=$2
484 shift 2
485 disable $func
486 incs=""
487 for hdr in $headers; do
488 incs="$incs
489 #include <$hdr>"
490 done
491 check_ld "$@" <<EOF && enable $func
492 $incs
493 int main(void){
494 (void) $func;
495 return 0;
496 }
497 EOF
498 }
499
500 check_lib(){
501 log check_lib "$@"
502 header="$1"
503 func="$2"
504 shift 2
505 temp_extralibs "$@"
506 check_header $header && check_func $func && add_extralibs "$@"
507 err=$?
508 restore_flags
509 return $err
510 }
511
512 check_lib2(){
513 log check_lib2 "$@"
514 headers="$1"
515 func="$2"
516 shift 2
517 temp_extralibs "$@"
518 check_func2 "$headers" $func && add_extralibs "$@"
519 err=$?
520 restore_flags
521 return $err
522 }
523
524 check_exec(){
525 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
526 }
527
528 check_exec_crash(){
529 code=`cat`
530
531 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
532 # are safe but may not be available everywhere. Thus we use
533 # raise(SIGTERM) instead. The check is run in a subshell so we
534 # can redirect the "Terminated" message from the shell. SIGBUS
535 # is not defined by standard C so it is used conditionally.
536
537 (check_exec "$@") >>$logfile 2>&1 <<EOF
538 #include <signal.h>
539 static void sighandler(int sig){
540 raise(SIGTERM);
541 }
542 int main(void){
543 signal(SIGILL, sighandler);
544 signal(SIGFPE, sighandler);
545 signal(SIGSEGV, sighandler);
546 #ifdef SIGBUS
547 signal(SIGBUS, sighandler);
548 #endif
549 { $code }
550 }
551 EOF
552 }
553
554 require(){
555 name="$1"
556 header="$2"
557 func="$3"
558 shift 3
559 check_lib $header $func "$@" || die "ERROR: $name not found"
560 }
561
562 require2(){
563 name="$1"
564 headers="$2"
565 func="$3"
566 shift 3
567 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
568 }
569
570 check_foo_config(){
571 cfg=$1
572 pkg=$2
573 header=$3
574 func=$4
575 shift 4
576 disable $cfg
577 check_cmd ${pkg}-config --version
578 err=$?
579 if test "$err" = 0; then
580 temp_cflags `${pkg}-config --cflags`
581 temp_extralibs `${pkg}-config --libs`
582 check_lib "$@" $header $func && enable $cfg
583 fi
584 return $err
585 }
586
587 apply(){
588 file=$1
589 shift
590 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
591 }
592
593 COMPONENT_LIST="
594 bsfs
595 decoders
596 demuxers
597 encoders
598 indevs
599 muxers
600 outdevs
601 parsers
602 protocols
603 "
604
605 CONFIG_LIST="
606 $COMPONENT_LIST
607 avisynth
608 beos_netserver
609 ffmpeg
610 ffplay
611 ffserver
612 gpl
613 gprof
614 gray
615 ipv6
616 liba52
617 liba52bin
618 libamr
619 libamr_nb
620 libamr_wb
621 libdc1394
622 libfaac
623 libfaad
624 libfaadbin
625 libgsm
626 libmp3lame
627 libnut
628 libtheora
629 libvorbis
630 libx264
631 libxvid
632 memalign_hack
633 mpegaudio_hp
634 network
635 powerpc_perf
636 pp
637 small
638 swscaler
639 vhook
640 x11grab
641 zlib
642 "
643
644 THREADS_LIST='
645 beosthreads
646 os2threads
647 pthreads
648 w32threads
649 '
650
651 ARCH_LIST='
652 alpha
653 armv4l
654 bfin
655 ia64
656 m68k
657 mips
658 parisc
659 powerpc
660 s390
661 sh4
662 sparc
663 sparc64
664 x86
665 x86_32
666 x86_64
667 '
668
669 ARCH_EXT_LIST='
670 altivec
671 armv5te
672 armv6
673 iwmmxt
674 mmi
675 mmx
676 ssse3
677 vis
678 '
679
680 HAVE_LIST="
681 $ARCH_EXT_LIST
682 $THREADS_LIST
683 altivec_h
684 arpa_inet_h
685 byteswap_h
686 closesocket
687 cmov
688 conio_h
689 dcbzl
690 dev_bktr_ioctl_bt848_h
691 dev_bktr_ioctl_meteor_h
692 dev_ic_bt8xx_h
693 dev_video_meteor_ioctl_meteor_h
694 dev_video_bktr_ioctl_bt848_h
695 dlfcn_h
696 dlopen
697 ebp_available
698 ebx_available
699 fast_64bit
700 fast_cmov
701 fast_unaligned
702 fork
703 freetype2
704 gethrtime
705 GetProcessTimes
706 getrusage
707 imlib2
708 inet_aton
709 lrintf
710 machine_ioctl_bt848_h
711 machine_ioctl_meteor_h
712 malloc_h
713 memalign
714 mkstemp
715 mlib
716 ppc64
717 sdl
718 sdl_video_size
719 soundcard_h
720 sys_poll_h
721 sys_soundcard_h
722 termios_h
723 threads
724 winsock2_h
725 "
726
727 CMDLINE_SELECT="
728 $ARCH_EXT_LIST
729 $CONFIG_LIST
730 $THREADS_LIST
731 debug
732 extra_warnings
733 optimizations
734 shared
735 static
736 "
737
738 # code dependency declarations
739
740 # architecture extensions
741 altivec_deps="powerpc"
742 armv5te_deps="armv4l"
743 armv6_deps="armv4l"
744 iwmmxt_deps="armv4l"
745 mmi_deps="mips"
746 mmx_deps="x86"
747 ssse3_deps="x86"
748 vis_deps="sparc"
749
750 # decoders / encoders
751 ac3_decoder_deps="gpl"
752 dxa_decoder_deps="zlib"
753 flashsv_decoder_deps="zlib"
754 flashsv_encoder_deps="zlib"
755 flv_decoder_deps="h263_decoder"
756 h263_decoder_deps="h263_parser mpeg4video_parser"
757 h263i_decoder_deps="h263_decoder"
758 h264_decoder_deps="h264_parser"
759 mpeg_xvmc_decoder_deps="xvmc"
760 mpeg4_decoder_deps="h263_decoder"
761 msmpeg4v1_decoder_deps="h263_decoder"
762 msmpeg4v2_decoder_deps="h263_decoder"
763 msmpeg4v3_decoder_deps="h263_decoder"
764 png_decoder_deps="zlib"
765 png_encoder_deps="zlib"
766 svq3_decoder_deps="h264_parser"
767 vc1_decoder_deps="h263_decoder"
768 wmv1_decoder_deps="h263_decoder"
769 wmv2_decoder_deps="h263_decoder"
770 wmv3_decoder_deps="h263_decoder"
771 zmbv_decoder_deps="zlib"
772 zmbv_encoder_deps="zlib"
773
774 # external libraries
775 liba52_decoder_deps="liba52"
776 liba52bin_decoder_extralibs='$ldl'
777 libamr_nb_decoder_deps="libamr_nb"
778 libamr_nb_encoder_deps="libamr_nb"
779 libamr_wb_decoder_deps="libamr_wb"
780 libamr_wb_encoder_deps="libamr_wb"
781 libfaac_encoder_deps="libfaac"
782 libfaad_decoder_deps="libfaad"
783 libfaadbin_decoder_extralibs='$ldl'
784 libgsm_decoder_deps="libgsm"
785 libgsm_encoder_deps="libgsm"
786 libgsm_ms_decoder_deps="libgsm"
787 libgsm_ms_encoder_deps="libgsm"
788 libmp3lame_encoder_deps="libmp3lame"
789 libtheora_encoder_deps="libtheora"
790 libvorbis_encoder_deps="libvorbis"
791 libx264_encoder_deps="libx264"
792 libxvid_encoder_deps="libxvid"
793 mpeg4aac_decoder_deps="libfaad"
794
795 # demuxers / muxers
796 ac3_demuxer_deps="ac3_parser"
797 audio_beos_demuxer_deps="audio_beos"
798 audio_beos_demuxer_extralibs="-lmedia -lbe"
799 audio_beos_muxer_deps="audio_beos"
800 audio_beos_muxer_extralibs="-lmedia -lbe"
801 avisynth_demuxer_deps="avisynth"
802 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
803 dv1394_demuxer_deps="dv1394 dv_demuxer"
804 libdc1394_demuxer_deps="libdc1394"
805 libnut_demuxer_deps="libnut"
806 libnut_muxer_deps="libnut"
807 mp3_demuxer_deps="mpegaudio_parser"
808 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
809 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
810 redir_demuxer_deps="network"
811 rtp_muxer_deps="network mpegts_demuxer"
812 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
813 sdp_demuxer_deps="rtsp_demuxer"
814 v4l2_demuxer_deps="linux_videodev2_h"
815 v4l_demuxer_deps="linux_videodev_h"
816 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
817 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
818
819 # protocols
820 http_protocol_deps="network"
821 rtp_protocol_deps="udp_protocol"
822 tcp_protocol_deps="network"
823 udp_protocol_deps="network"
824
825 # programs
826 ffplay_deps="sdl"
827 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
828 ffserver_extralibs='$ldl'
829 vhook_extralibs='$ldl'
830
831
832 # set temporary file name
833 if test ! -z "$TMPDIR" ; then
834 TMPDIR1="${TMPDIR}"
835 elif test ! -z "$TEMPDIR" ; then
836 TMPDIR1="${TEMPDIR}"
837 else
838 TMPDIR1="/tmp"
839 fi
840
841 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
842 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
843 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
844 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
845 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
846
847 # default parameters
848
849 enable logging
850 logfile="config.err"
851
852 # installation paths
853 PREFIX="/usr/local"
854 libdir='$(PREFIX)/lib'
855 shlibdir="$libdir"
856 incdir='$(PREFIX)/include/ffmpeg'
857 mandir='$(PREFIX)/share/man'
858 bindir='$(PREFIX)/bin'
859
860 # toolchain
861 cc="gcc"
862 ar="ar"
863 ranlib="ranlib"
864 make="make"
865 strip="strip"
866 asmalign_pot="unknown"
867 ln_s="ln -sf"
868
869 # machine
870 arch=`uname -m`
871 cpu="generic"
872
873 # OS
874 targetos=$(tolower $(uname -s))
875
876 # libraries
877 enable zlib
878
879 # configurable options
880 enable debug
881 enable dostrip
882 enable ffmpeg
883 enable ffplay
884 enable ffserver
885 enable ipv6
886 enable static
887 enable mpegaudio_hp
888 enable network
889 enable optimizations
890 enable protocols
891 vhook="default"
892
893 # build settings
894 SHFLAGS='-shared -Wl,-soname,$@'
895 VHOOKSHFLAGS='$(SHFLAGS)'
896 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
897 FFSERVERLDFLAGS=-Wl,-E
898 LDCONFIG="ldconfig"
899 LIBPREF="lib"
900 LIBSUF=".a"
901 FULLNAME='$(NAME)$(BUILDSUF)'
902 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
903 SLIBPREF="lib"
904 SLIBSUF=".so"
905 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
906 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
907 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
908 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
909
910 # find source path
911 source_path="`dirname \"$0\"`"
912 enable source_path_used
913 if test -z "$source_path" -o "$source_path" = "." ; then
914 source_path="`pwd`"
915 disable source_path_used
916 else
917 source_path="`cd \"$source_path\"; pwd`"
918 echo "$source_path" | grep -q '[[:blank:]]' &&
919 die "Out of tree builds are impossible with whitespace in source path."
920 fi
921
922 FFMPEG_CONFIGURATION="$@"
923
924 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
925 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
926 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
927 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
928 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
929 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
930 OUTDEV_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavdevice/alldevices.c"`
931 INDEV_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavdevice/alldevices.c"`
932 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
933
934 enable $ARCH_EXT_LIST \
935 $DECODER_LIST \
936 $ENCODER_LIST \
937 $PARSER_LIST \
938 $BSF_LIST \
939 $DEMUXER_LIST \
940 $MUXER_LIST \
941 $PROTOCOL_LIST \
942 $INDEV_LIST \
943 $OUTDEV_LIST \
944
945 die_unknown(){
946 echo "Unknown option \"$1\"."
947 echo "See $0 --help for available options."
948 exit 1
949 }
950
951 show_list() {
952 suffix=_$1
953 shift
954 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
955 exit 0
956 }
957
958 for opt do
959 optval="${opt#*=}"
960 case "$opt" in
961 --log)
962 ;;
963 --log=*) logging="$optval"
964 ;;
965 --prefix=*) PREFIX="$optval"
966 ;;
967 --libdir=*) libdir="$optval"
968 ;;
969 --shlibdir=*) shlibdir="$optval"
970 ;;
971 --incdir=*) incdir="$optval"
972 ;;
973 --mandir=*) mandir="$optval"
974 ;;
975 --source-path=*) source_path="$optval"
976 ;;
977 --cross-prefix=*) cross_prefix="$optval"
978 ;;
979 --cross-compile) enable cross_compile
980 ;;
981 --target-os=*) targetos="$optval"
982 ;;
983 --cc=*) cc="$optval"
984 ;;
985 --make=*) make="$optval"
986 ;;
987 --extra-cflags=*) add_cflags "$optval"
988 ;;
989 --extra-ldflags=*) add_ldflags "$optval"
990 ;;
991 --extra-libs=*) add_extralibs "$optval"
992 ;;
993 --build-suffix=*) BUILDSUF="$optval"
994 ;;
995 --arch=*) arch="$optval"
996 ;;
997 --cpu=*) cpu="$optval"
998 ;;
999 --enable-sunmlib) enable mlib
1000 ;;
1001 --disable-strip) disable dostrip
1002 ;;
1003 --disable-encoders) disable $ENCODER_LIST
1004 ;;
1005 --disable-decoders) disable $DECODER_LIST
1006 ;;
1007 --disable-muxers) disable $MUXER_LIST
1008 ;;
1009 --disable-demuxers) disable $DEMUXER_LIST
1010 ;;
1011 --disable-parsers) disable $PARSER_LIST
1012 ;;
1013 --disable-bsfs) disable $BSF_LIST
1014 ;;
1015 --disable-protocols) disable $PROTOCOL_LIST
1016 ;;
1017 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1018 ;;
1019 --enable-*=*|--disable-*=*)
1020 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1021 case "$thing" in
1022 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1023 *) die_unknown "$opt" ;;
1024 esac
1025 ;;
1026 --enable-?*|--disable-?*)
1027 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1028 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1029 $action $option
1030 ;;
1031 --list-*)
1032 NAME="${opt#--list-}"
1033 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1034 NAME=${NAME%s}
1035 eval show_list $NAME \$$(toupper $NAME)_LIST
1036 ;;
1037 --help|-h) show_help
1038 ;;
1039 *)
1040 die_unknown $opt
1041 ;;
1042 esac
1043 done
1044
1045 case "$arch" in
1046 i386|i486|i586|i686|i86pc|BePC)
1047 arch="x86_32"
1048 enable fast_unaligned
1049 ;;
1050 x86_64|amd64)
1051 arch="x86_32"
1052 enable fast_unaligned
1053 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1054 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1055 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1056 arch="x86_64"
1057 enable fast_64bit
1058 fi
1059 fi
1060 ;;
1061 # armv4l is a subset of armv[567]*l
1062 arm|armv[4567]*l)
1063 arch="armv4l"
1064 ;;
1065 alpha)
1066 arch="alpha"
1067 enable fast_64bit
1068 ;;
1069 "Power Macintosh"|ppc|powerpc)
1070 arch="powerpc"
1071 ;;
1072 ppc64)
1073 arch="powerpc"
1074 enable fast_64bit
1075 ;;
1076 mips|mipsel|IP*)
1077 arch="mips"
1078 ;;
1079 sun4u|sparc64)
1080 arch="sparc64"
1081 enable fast_64bit
1082 ;;
1083 sparc)
1084 arch="sparc"
1085 ;;
1086 sh4)
1087 arch="sh4"
1088 ;;
1089 parisc)
1090 arch="parisc"
1091 ;;
1092 parisc64)
1093 arch="parisc"
1094 enable fast_64bit
1095 ;;
1096 s390|s390x)
1097 arch="s390"
1098 ;;
1099 m68k)
1100 arch="m68k"
1101 ;;
1102 ia64)
1103 arch="ia64"
1104 enable fast_64bit
1105 ;;
1106 bfin)
1107 arch="bfin"
1108 ;;
1109 *)
1110 arch="unknown"
1111 ;;
1112 esac
1113
1114 enable $arch
1115 enabled_any x86_32 x86_64 && enable x86
1116 enabled sparc64 && enable sparc
1117
1118 # OS specific
1119 case $targetos in
1120 beos|haiku|zeta)
1121 PREFIX="$HOME/config"
1122 # helps building libavcodec
1123 add_cflags "-DPIC -fomit-frame-pointer"
1124 # 3 gcc releases known for BeOS, each with ugly bugs
1125 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1126 case "$gcc_version" in
1127 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1128 disable mmx
1129 ;;
1130 *20010315*) echo "BeBits gcc"
1131 add_cflags "-fno-expensive-optimizations"
1132 ;;
1133 esac
1134 LDCONFIG="echo ignoring ldconfig"
1135 SHFLAGS=-nostart
1136 # enable BeOS things
1137 enable audio_beos
1138 # no need for libm, but the inet stuff
1139 # Check for BONE
1140 # XXX: actually should check for NOT net_server
1141 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1142 network_extralibs="-lbind -lsocket"
1143 else
1144 enable beos_netserver
1145 network_extralibs="-lnet"
1146 fi ;;
1147 sunos)
1148 FFSERVERLDFLAGS=""
1149 SHFLAGS='-shared -Wl,-h,$@'
1150 network_extralibs="-lsocket -lnsl"
1151 ;;
1152 netbsd)
1153 oss_demuxer_extralibs="-lossaudio"
1154 oss_muxer_extralibs="-lossaudio"
1155 ;;
1156 openbsd)
1157 disable need_memalign
1158 LIBOBJFLAGS='$(PIC)'
1159 LDCONFIG='ldconfig -m $(SHLIBDIR)'
1160 SHFLAGS='-shared'
1161 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1162 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1163 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1164 oss_demuxer_extralibs="-lossaudio"
1165 oss_muxer_extralibs="-lossaudio"
1166 ;;
1167 freebsd)
1168 disable need_memalign
1169 ;;
1170 bsd/os)
1171 osextralibs="-lpoll -lgnugetopt"
1172 strip="strip -d"
1173 ;;
1174 darwin)
1175 disable need_memalign
1176 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1177 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1178 strip="strip -x"
1179 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1180 SLIBSUF=".dylib"
1181 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1182 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1183 FFSERVERLDFLAGS=-Wl,-bind_at_load
1184 ;;
1185 mingw32*)
1186 targetos=mingw32
1187 shlibdir="$bindir"
1188 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1189 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1190 if enabled swscaler; then
1191 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1192 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1193 fi
1194 disable ffserver
1195 SLIBPREF=""
1196 SLIBSUF=".dll"
1197 EXESUF=".exe"
1198 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1199 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1200 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1201 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1202 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1203 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1204 ;;
1205 cygwin*)
1206 targetos=cygwin
1207 shlibdir="$bindir"
1208 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1209 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1210 if enabled swscaler; then
1211 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1212 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1213 fi
1214 EXESUF=".exe"
1215 SLIBPREF="cyg"
1216 SLIBSUF=".dll"
1217 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1218 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1219 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1220 ;;
1221 *-dos|freedos|opendos)
1222 enable memalign_hack
1223 disable ffplay ffserver vhook
1224 disable $INDEV_LIST $OUTDEV_LIST
1225 network_extralibs="-lsocket"
1226 EXESUF=".exe"
1227 ;;
1228 linux)
1229 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1230 enable dv1394
1231 ;;
1232 irix*)
1233 targetos=irix
1234 ranlib="echo ignoring ranlib"
1235 ;;
1236 os/2*)
1237 ar="emxomfar -p256"
1238 ranlib="echo ignoring ranlib"
1239 strip="lxlite"
1240 ln_s="cp -f"
1241 add_cflags "-Zomf"
1242 EXESUF=".exe"
1243 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1244 SHFLAGS='$(NAME).def -Zdll -Zomf'
1245 FFSERVERLDFLAGS=""
1246 LIBSUF="_s.lib"
1247 SLIBPREF=""
1248 SLIBSUF=".dll"
1249 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1250 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1251 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1252 echo PROTMODE >> $(NAME).def; \
1253 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1254 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1255 echo EXPORTS >> $(NAME).def; \
1256 emxexp -o $(OBJS) >> $(NAME).def'
1257 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1258 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1259 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1260 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1261 vhook="no"
1262 ;;
1263
1264 *)
1265 targetos="${targetos}-UNKNOWN"
1266 ;;
1267 esac
1268
1269 add_extralibs $osextralibs
1270
1271 if ! disabled logging ; then
1272 enabled logging || logfile="$logging"
1273 echo "# $0 $@" >$logfile
1274 set >>$logfile
1275 else
1276 logfile=/dev/null
1277 fi
1278
1279 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1280 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1281
1282 test -n "$cross_prefix" && enable cross_compile
1283 cc="${cross_prefix}${cc}"
1284 ar="${cross_prefix}${ar}"
1285 ranlib="${cross_prefix}${ranlib}"
1286 strip="${cross_prefix}${strip}"
1287
1288 # we need to build at least one lib type
1289 if ! enabled_any static shared; then
1290 cat <<EOF
1291 At least one library type must be built.
1292 Specify --enable-static to build the static libraries or --enable-shared to
1293 build the shared libraries as well. To only build the shared libraries specify
1294 --disable-static in addition to --enable-shared.
1295 EOF
1296 exit 1;
1297 fi
1298
1299 disabled static && LIBNAME=""
1300
1301 if enabled_any libfaad libfaadbin ; then
1302 if check_header faad.h; then
1303 check_cc << EOF
1304 #include <faad.h>
1305 #ifndef FAAD2_VERSION
1306 ok faad1
1307 #endif
1308 int main(void) { return 0; }
1309 EOF
1310 test $? = 0 && enable libfaad2
1311 else
1312 die "FAAD test failed."
1313 fi
1314 fi
1315
1316
1317 if ! enabled gpl; then
1318 die_gpl_disabled(){
1319 name=$1
1320 shift
1321 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1322 }
1323 die_gpl_disabled "The Postprocessing code" pp
1324 die_gpl_disabled "liba52" liba52
1325 die_gpl_disabled "libx264" libx264
1326 die_gpl_disabled "libxvidcore" libxvid
1327 die_gpl_disabled "FAAD2" libfaad2
1328 die_gpl_disabled "The X11 grabber" x11grab
1329 die_gpl_disabled "The software scaler" swscaler
1330 fi
1331
1332 check_deps $ARCH_EXT_LIST
1333
1334 test -z "$need_memalign" && need_memalign="$mmx"
1335
1336 #Darwin CC versions
1337 if test $targetos = darwin; then
1338 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1339 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1340 else
1341 add_cflags "-no-cpp-precomp -pipe"
1342 check_cflags "-force_cpusubtype_ALL"
1343 check_cflags "-Wno-sign-compare"
1344 disabled shared && add_cflags -mdynamic-no-pic
1345 fi
1346 fi
1347
1348 disabled optimizations || add_cflags -fomit-frame-pointer
1349
1350 # Add processor-specific flags
1351 if test $cpu != "generic"; then
1352 warn_altivec(){
1353 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1354 }
1355 case $cpu in
1356 601|ppc601|PowerPC601)
1357 add_cflags "-mcpu=601"
1358 warn_altivec enabled PPC601
1359 ;;
1360 603*|ppc603*|PowerPC603*)
1361 add_cflags "-mcpu=603"
1362 warn_altivec enabled PPC603
1363 ;;
1364 604*|ppc604*|PowerPC604*)
1365 add_cflags "-mcpu=604"
1366 warn_altivec enabled PPC604
1367 ;;
1368 G3|g3|75*|ppc75*|PowerPC75*)
1369 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1370 warn_altivec enabled PPC75x
1371 ;;
1372 G4|g4|745*|ppc745*|PowerPC745*)
1373 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1374 warn_altivec disabled PPC745x
1375 ;;
1376 74*|ppc74*|PowerPC74*)
1377 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1378 warn_altivec disabled PPC74xx
1379 ;;
1380 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1381 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1382 warn_altivec disabled PPC970
1383 enable ppc64
1384 ;;
1385 Cell|CELL|cell)
1386 add_cflags "-mcpu=cell"
1387 warn_altivec disabled Cell
1388 enable ppc64
1389 ;;
1390 # targets that do NOT support conditional mov (cmov)
1391 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1392 add_cflags "-march=$cpu"
1393 disable cmov
1394 ;;
1395 # targets that do support conditional mov (cmov)
1396 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1397 add_cflags "-march=$cpu"
1398 enable cmov
1399 enable fast_cmov
1400 ;;
1401 # targets that do support conditional mov but on which it's slow
1402 pentium4|prescott|nocona)
1403 add_cflags "-march=$cpu"
1404 enable cmov
1405 disable fast_cmov
1406 ;;
1407 sparc64)
1408 add_cflags "-mcpu=v9"
1409 ;;
1410 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1411 add_cflags "-mfdpic"
1412 add_ldflags "-mfdpic"
1413 ;;
1414 arm*)
1415 add_cflags "-mcpu=$cpu"
1416 ;;
1417 *)
1418 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1419 ;;
1420 esac
1421 fi
1422
1423 gnu_make(){
1424 $1 --version 2>&1 | grep -q GNU
1425 }
1426
1427 if ! gnu_make $make; then
1428 gnu_make gmake && make=gmake || die "GNU make not found."
1429 fi
1430
1431 # make sure we can execute files in $TMPDIR
1432 cat >$TMPE 2>>$logfile <<EOF
1433 #! /bin/sh
1434 EOF
1435 chmod +x $TMPE >>$logfile 2>&1
1436 if ! $TMPE >>$logfile 2>&1; then
1437 cat <<EOF
1438 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1439 variable to another directory and make sure that $TMPDIR1 is not mounted
1440 noexec.
1441 EOF
1442 die "Sanity test failed."
1443 fi
1444 rm $TMPE
1445
1446 # compiler sanity check
1447 check_exec <<EOF
1448 int main(void){
1449 return 0;
1450 }
1451 EOF
1452 if test "$?" != 0; then
1453 echo "$cc is unable to create an executable file."
1454 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1455 echo "If $cc is a cross-compiler, use the --cross-compile option."
1456 echo "Only do this if you know what cross compiling means."
1457 fi
1458 die "C compiler test failed."
1459 fi
1460
1461 if enabled x86; then
1462 # check whether EBP is available on x86
1463 # As 'i' is stored on the stack, this program will crash
1464 # if the base pointer is used to access it because the
1465 # base pointer is cleared in the inline assembly code.
1466 check_exec_crash <<EOF && enable ebp_available
1467 volatile int i=0;
1468 asm volatile (
1469 "xorl %%ebp, %%ebp"
1470 ::: "%ebp");
1471 return i;
1472 EOF
1473
1474 # check wether EBX is available on x86
1475 check_asm ebx_available '"":::"%ebx"'
1476
1477 # check whether binutils is new enough to compile SSSE3
1478 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1479 fi
1480
1481 # check for assembler specific support
1482
1483 if test $arch = "powerpc"; then
1484 check_cc <<EOF && enable dcbzl
1485 int main(void) {
1486 register long zero = 0;
1487 char data[1024];
1488 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1489 return 0;
1490 }
1491 EOF
1492 fi
1493
1494 # check for SIMD availability
1495
1496 # AltiVec flags: The FSF version of GCC differs from the Apple version
1497 if enabled altivec; then
1498 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1499 add_cflags "-faltivec" ||
1500 add_cflags "-maltivec -mabi=altivec"
1501
1502 check_header altivec.h
1503
1504 # check if our compiler supports Motorola AltiVec C API
1505 enabled altivec_h &&
1506 inc_altivec_h="#include <altivec.h>" ||
1507 inc_altivec_h=
1508 check_cc <<EOF || disable altivec
1509 $inc_altivec_h
1510 int main(void) {
1511 vector signed int v1, v2, v3;
1512 v1 = vec_add(v2,v3);
1513 return 0;
1514 }
1515 EOF
1516 fi
1517
1518 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1519 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1520 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1521 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1522 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1523
1524 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1525
1526 # ---
1527 # big/little-endian test
1528 check_cc <<EOF || die "endian test failed"
1529 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1530 EOF
1531 grep -q BIGE $TMPO && enable bigendian
1532
1533 # ---
1534 # check availability of some header files
1535
1536 if check_func dlopen; then
1537 ldl=
1538 elif check_func dlopen -ldl; then
1539 ldl=-ldl
1540 fi
1541
1542 check_func fork
1543 check_func gethrtime
1544 check_func getrusage
1545 check_func inet_aton
1546 check_func memalign
1547 check_func mkstemp
1548 check_func2 windows.h GetProcessTimes
1549
1550 check_header byteswap.h
1551 check_header conio.h
1552 check_header dlfcn.h
1553 check_header malloc.h
1554 check_header termios.h
1555
1556 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1557 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1558 fi
1559
1560 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1561
1562 # ffserver uses poll(),
1563 # if it's not found we can emulate it using select().
1564 if enabled ffserver; then
1565 check_header sys/poll.h
1566 fi
1567
1568 # check for some common methods of building with pthread support
1569 # do this before the optional library checks as some of them require pthreads
1570 if enabled pthreads; then
1571 if check_func pthread_create; then
1572 :
1573 elif check_func pthread_create -pthread; then
1574 add_cflags -pthread
1575 add_ldflags -pthread
1576 elif check_func pthread_create -pthreads; then
1577 add_cflags -pthreads
1578 add_ldflags -pthreads
1579 elif ! check_lib pthread.h pthread_create -lpthread; then
1580 die "ERROR: can't find pthreads library"
1581 fi
1582 fi
1583
1584 for thread in $THREADS_LIST; do
1585 if enabled $thread; then
1586 test -n "$thread_type" &&
1587 die "ERROR: Only one thread type must be selected." ||
1588 thread_type="$thread"
1589 fi
1590 done
1591
1592 check_lib math.h sin -lm
1593
1594 # test for lrintf in math.h
1595 check_exec <<EOF && enable lrintf || disable lrintf
1596 #define _ISOC9X_SOURCE 1
1597 #include <math.h>
1598 int main(void) { return (lrintf(3.999f) > 0)?0:1; }
1599 EOF
1600
1601 enabled_any libamr_nb libamr_wb && enable libamr
1602
1603 # these are off by default, so fail if requested and not available
1604 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1605 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1606 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1607 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1608 enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1609 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1610 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1611 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1612 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1613 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1614 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1615 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1616 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1617 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1618 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1619
1620 # disable the native AC-3 decoder if liba52 is enabled
1621 enabled liba52 && disable ac3_decoder
1622
1623 _restrict=
1624 for restrict_keyword in restrict __restrict__ __restrict; do
1625 check_cc <<EOF && _restrict=$restrict_keyword && break
1626 void foo(char * $restrict_keyword p);
1627 EOF
1628 done
1629
1630 test "$vhook" = "default" && vhook="$dlopen"
1631
1632 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1633 disable vhook
1634 echo
1635 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1636 echo "Patches welcome."
1637 echo
1638 fi
1639
1640 if enabled vhook; then
1641 check_ldflags -rdynamic
1642 check_ldflags -export-dynamic
1643 fi
1644
1645 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1646 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1647
1648 ##########################################
1649 # SDL check
1650
1651 disable sdl_too_old
1652 disable sdl
1653 SDL_CONFIG="${cross_prefix}sdl-config"
1654 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1655 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1656 temp_cflags $sdl_cflags
1657 temp_extralibs `"${SDL_CONFIG}" --libs`
1658 if check_lib SDL.h SDL_Init; then
1659 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1660 if test "$_sdlversion" -lt 121 ; then
1661 enable sdl_too_old
1662 else
1663 enable sdl
1664 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1665 #include <SDL.h>
1666 int main(void){
1667 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1668 int w = vi->current_w;
1669 return 0;
1670 }
1671 EOF
1672 fi
1673 fi
1674 restore_flags
1675 fi
1676
1677 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1678
1679 ##########################################
1680 # Network check
1681
1682 if enabled network; then
1683 # Prefer arpa/inet.h over winsock2
1684 if check_header arpa/inet.h ; then
1685 check_func closesocket
1686 elif check_header winsock2.h ; then
1687 network_extralibs="-lws2_32"
1688 check_func2 winsock2.h closesocket
1689 fi
1690 fi
1691
1692 ##########################################
1693 # IPv6 check
1694
1695 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1696 #include <sys/types.h>
1697 #include <sys/socket.h>
1698 #include <netinet/in.h>
1699 #include <netdb.h>
1700 int main(void) {
1701 struct sockaddr_storage saddr;
1702 struct ipv6_mreq mreq6;
1703 getaddrinfo(0,0,0,0);
1704 getnameinfo(0,0,0,0,0,0,0);
1705 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1706 }
1707 EOF
1708
1709 check_header linux/videodev.h
1710 check_header linux/videodev2.h
1711
1712 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1713 { check_header dev/bktr/ioctl_meteor.h &&
1714 check_header dev/bktr/ioctl_bt848.h; } ||
1715 { check_header machine/ioctl_meteor.h &&
1716 check_header machine/ioctl_bt848.h; } ||
1717 { check_header dev/video/meteor/ioctl_meteor.h &&
1718 check_header dev/video/bktr/ioctl_bt848.h; } ||
1719 check_header dev/ic/bt8xx.h
1720
1721 check_header sys/soundcard.h
1722 check_header soundcard.h
1723
1724 # deal with the X11 frame grabber
1725 enabled x11grab &&
1726 check_header X11/Xlib.h &&
1727 check_header X11/extensions/XShm.h &&
1728 check_func XOpenDisplay -lX11 &&
1729 check_func XShmCreateImage -lX11 -lXext
1730
1731 enabled debug && add_cflags -g
1732
1733 # add some useful compiler flags if supported
1734 check_cflags -Wdeclaration-after-statement
1735 check_cflags -Wall
1736 check_cflags -Wno-switch
1737 check_cflags -Wdisabled-optimization
1738 check_cflags -Wpointer-arith
1739 check_cflags -Wredundant-decls
1740 check_cflags -Wno-pointer-sign
1741 enabled extra_warnings && check_cflags -Winline
1742
1743 # add some linker flags
1744 check_ldflags -Wl,--warn-common
1745 check_ldflags $LDLATEFLAGS
1746 check_ldflags -Wl,-Bsymbolic
1747
1748 if enabled small; then
1749 check_cflags -Os # not all compilers support -Os
1750 optimizations="small"
1751 elif enabled optimizations; then
1752 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1753 add_cflags "-O5"
1754 add_ldflags "-O5"
1755 else
1756 add_cflags "-O3"
1757 fi
1758 fi
1759
1760 # PIC flags for shared library objects where they are needed
1761 if enabled shared; then
1762 # LIBOBJFLAGS may have already been set in the OS configuration
1763 if test -z "$LIBOBJFLAGS" ; then
1764 case "$arch" in
1765 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1766 esac
1767 fi
1768 fi
1769
1770 if enabled gprof; then
1771 add_cflags "-p"
1772 add_ldflags "-p"
1773 fi
1774
1775 VHOOKCFLAGS="-fPIC"
1776
1777 # Find out if the .align argument is a power of two or not.
1778 if test $asmalign_pot = "unknown"; then
1779 disable asmalign_pot
1780 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1781 fi
1782
1783 enabled_any $DECODER_LIST && enable decoders
1784 enabled_any $ENCODER_LIST && enable encoders
1785 enabled_any $BSF_LIST && enable bsfs
1786 enabled_any $DEMUXER_LIST && enable demuxers
1787 enabled_any $MUXER_LIST && enable muxers
1788 enabled_any $INDEV_LIST && enable demuxers
1789 enabled_any $OUTDEV_LIST && enable muxers
1790 enabled_any $PROTOCOL_LIST && enable protocols
1791
1792 enabled_any $THREADS_LIST && enable threads
1793
1794 check_deps $CONFIG_LIST \
1795 $HAVE_LIST \
1796 $DECODER_LIST \
1797 $ENCODER_LIST \
1798 $PARSER_LIST \
1799 $BSF_LIST \
1800 $DEMUXER_LIST \
1801 $MUXER_LIST \
1802 $INDEV_LIST \
1803 $OUTDEV_LIST \
1804 $PROTOCOL_LIST \
1805
1806 enabled libdc1394 && append pkg_requires "libraw1394"
1807 enabled libtheora && append pkg_requires "theora"
1808 enabled libvorbis && append pkg_requires "vorbisenc"
1809
1810 echo "install prefix $PREFIX"
1811 echo "source path $source_path"
1812 echo "C compiler $cc"
1813 echo "make $make"
1814 echo ".align is power-of-two $asmalign_pot"
1815 echo "ARCH $arch ($cpu)"
1816 if test "$BUILDSUF" != ""; then
1817 echo "build suffix $BUILDSUF"
1818 fi
1819 echo "big-endian ${bigendian-no}"
1820 if test $arch = "x86_32" -o $arch = "x86_64"; then
1821 echo "MMX enabled ${mmx-no}"
1822 echo "CMOV enabled ${cmov-no}"
1823 echo "CMOV is fast ${fast_cmov-no}"
1824 echo "EBX available ${ebx_available-no}"
1825 echo "EBP available ${ebp_available-no}"
1826 fi
1827 if test $arch = "armv4l"; then
1828 echo "ARMv5TE enabled ${armv5te-no}"
1829 echo "ARMv6 enabled ${armv6-no}"
1830 echo "IWMMXT enabled ${iwmmxt-no}"
1831 fi
1832 if test $arch = "mips"; then
1833 echo "MMI enabled ${mmi-no}"
1834 fi
1835 if test $arch = "powerpc"; then
1836 echo "AltiVec enabled ${altivec-no}"
1837 echo "dcbzl available ${dcbzl-no}"
1838 fi
1839 echo "gprof enabled ${gprof-no}"
1840 echo "debug symbols ${debug-no}"
1841 echo "strip symbols ${dostrip-no}"
1842 echo "optimizations ${optimizations-no}"
1843 echo "static ${static-no}"
1844 echo "shared ${shared-no}"
1845 echo "postprocessing support ${pp-no}"
1846 echo "software scaler enabled ${swscaler-no}"
1847 echo "video hooking ${vhook-no}"
1848 if enabled vhook; then
1849 echo "Imlib2 support ${imlib2-no}"
1850 echo "FreeType support ${freetype2-no}"
1851 fi
1852 echo "network support ${network-no}"
1853 if enabled network; then
1854 echo "IPv6 support ${ipv6-no}"
1855 fi
1856 echo "threading support ${thread_type-no}"
1857 echo "SDL support ${sdl-no}"
1858 if enabled sdl_too_old; then
1859 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1860 fi
1861 echo "Sun medialib support ${mlib-no}"
1862 echo "AVISynth enabled ${avisynth-no}"
1863 echo "liba52 support ${liba52-no}"
1864 echo "liba52 dlopened ${liba52bin-no}"
1865 echo "libamr-nb support ${libamr_nb-no}"
1866 echo "libamr-wb support ${libamr_wb-no}"
1867 echo "libdc1394 support ${libdc1394-no}"
1868 echo "libfaac enabled ${libfaac-no}"
1869 echo "libfaad enabled ${libfaad-no}"
1870 echo "libfaad dlopened ${libfaadbin-no}"
1871 echo "libgsm enabled ${libgsm-no}"
1872 echo "libmp3lame enabled ${libmp3lame-no}"
1873 echo "libnut enabled ${libnut-no}"
1874 echo "libtheora enabled ${libtheora-no}"
1875 echo "libvorbis enabled ${libvorbis-no}"
1876 echo "x264 enabled ${libx264-no}"
1877 echo "XviD enabled ${libxvid-no}"
1878 echo "zlib enabled ${zlib-no}"
1879 enabled gpl &&
1880 echo "License: GPL" ||
1881 echo "License: LGPL"
1882
1883 for type in decoder encoder parser demuxer muxer protocol bsf indev outdev; do
1884 echo "Enabled ${type}s:"
1885 ucname="\$`toupper $type`_LIST"
1886 list="`eval echo $ucname`"
1887 partlist=""
1888 for part in $list; do
1889 enabled $part && partlist="$partlist $part"
1890 done
1891 partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1892 echo $partlist
1893 done
1894
1895 echo "Creating config.mak and config.h..."
1896
1897 echo "# Automatically generated by configure - do not modify!" > config.mak
1898 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1899 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1900 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1901 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1902
1903 echo "PREFIX=$PREFIX" >> config.mak
1904 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1905 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1906 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1907 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1908 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1909 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1910 echo "MAKE=$make" >> config.mak
1911 echo "CC=$cc" >> config.mak
1912 echo "AR=$ar" >> config.mak
1913 echo "RANLIB=$ranlib" >> config.mak
1914 echo "LDCONFIG=$LDCONFIG" >> config.mak
1915 echo "LN_S=$ln_s" >> config.mak
1916 enabled dostrip &&
1917 echo "STRIP=$strip" >> config.mak ||
1918 echo "STRIP=echo ignoring strip" >> config.mak
1919
1920 echo "OPTFLAGS=$CFLAGS" >> config.mak
1921 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1922 echo "LDFLAGS=$LDFLAGS" >> config.mak
1923 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1924 echo "SHFLAGS=$SHFLAGS" >> config.mak
1925 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1926 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1927 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1928 echo "BUILD_STATIC=$static" >> config.mak
1929 echo "BUILDSUF=$BUILDSUF" >> config.mak
1930 echo "FULLNAME=$FULLNAME" >> config.mak
1931 echo "LIBPREF=$LIBPREF" >> config.mak
1932 echo "LIBSUF=$LIBSUF" >> config.mak
1933 echo "LIBNAME=$LIBNAME" >> config.mak
1934 echo "SLIBPREF=$SLIBPREF" >> config.mak
1935 echo "SLIBSUF=$SLIBSUF" >> config.mak
1936 echo "EXESUF=$EXESUF" >> config.mak
1937
1938 if enabled bigendian; then
1939 echo "WORDS_BIGENDIAN=yes" >> config.mak
1940 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1941 fi
1942 if enabled mmx; then
1943 echo "#define __CPU__ 586" >> $TMPH
1944 fi
1945
1946 if enabled sdl; then
1947 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1948 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1949 fi
1950 if enabled texi2html; then
1951 echo "BUILD_DOC=yes" >> config.mak
1952 fi
1953
1954 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1955 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1956 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1957 lavd_version=`grep '#define LIBAVDEVICE_VERSION ' "$source_path/libavdevice/avdevice.h" | sed 's/[^0-9\.]//g'`
1958 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1959 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1960
1961
1962
1963 if enabled shared; then
1964 echo "BUILD_SHARED=yes" >> config.mak
1965 echo "PIC=-fPIC -DPIC" >> config.mak
1966 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1967 echo "SPPVERSION=$pp_version" >> config.mak
1968 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1969 echo "LAVCVERSION=$lavc_version" >> config.mak
1970 echo "LAVDMAJOR=${lavd_version%%.*}" >> config.mak
1971 echo "LAVDVERSION=$lavd_version" >> config.mak
1972 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1973 echo "LAVFVERSION=$lavf_version" >> config.mak
1974 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1975 echo "LAVUVERSION=$lavu_version" >> config.mak
1976 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1977 echo "SWSVERSION=$sws_version" >> config.mak
1978 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1979 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1980 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1981 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
1982 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1983 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1984 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
1985 fi
1986 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1987 echo "EXTRALIBS=$extralibs" >> config.mak
1988
1989 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1990 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1991 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1992 $DECODER_LIST \
1993 $ENCODER_LIST \
1994 $PARSER_LIST \
1995 $BSF_LIST \
1996 $DEMUXER_LIST \
1997 $MUXER_LIST \
1998 $PROTOCOL_LIST \
1999 $INDEV_LIST \
2000 $OUTDEV_LIST \
2001
2002 echo "#define restrict $_restrict" >> $TMPH
2003
2004 if enabled small; then
2005 echo "#define av_always_inline" >> $TMPH
2006 fi
2007
2008 echo "SRC_PATH=\"$source_path\"" >> config.mak
2009 echo "SRC_PATH_BARE=$source_path" >> config.mak
2010 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2011
2012 # Apparently it's not possible to portably echo a backslash.
2013 enabled asmalign_pot &&
2014 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2015 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2016
2017
2018 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2019
2020 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2021 cmp -s $TMPH config.h &&
2022 echo "config.h is unchanged" ||
2023 mv -f $TMPH config.h
2024
2025 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2026
2027 # build tree in object directory if source path is different from current one
2028 if enabled source_path_used; then
2029 DIRS="\
2030 doc \
2031 libavcodec \
2032 libavcodec/alpha \
2033 libavcodec/armv4l \
2034 libavcodec/bfin \
2035 libavcodec/i386 \
2036 libavcodec/mlib \
2037 libavcodec/ppc \
2038 libavcodec/sh4 \
2039 libavcodec/sparc \
2040 libavdevice \
2041 libavformat \
2042 libavutil \
2043 libpostproc \
2044 libswscale \
2045 tests \
2046 tools \
2047 vhook \
2048 "
2049 FILES="\
2050 Makefile \
2051 common.mak \
2052 doc/texi2pod.pl \
2053 libavcodec/Makefile \
2054 libavdevice/Makefile \
2055 libavformat/Makefile \
2056 libavutil/Makefile \
2057 libpostproc/Makefile \
2058 libswscale/Makefile \
2059 "
2060 for dir in $DIRS ; do
2061 mkdir -p $dir
2062 done
2063 for f in $FILES ; do
2064 $ln_s "$source_path/$f" $f
2065 done
2066 fi
2067
2068
2069 # build pkg-config files
2070 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2071
2072 pkgconfig_generate(){
2073 name=$1
2074 comment=$2
2075 version=$3
2076 libs=$4
2077 requires=$5
2078 include=$6
2079 cat <<EOF >$name.pc
2080 prefix=$PREFIX
2081 exec_prefix=\${prefix}
2082 libdir=\${exec_prefix}/lib
2083 includedir=\${prefix}/include
2084
2085 Name: $name
2086 Description: $comment
2087 Version: $version
2088 Requires: $requires
2089 Conflicts:
2090 Libs: -L\${libdir} $libs
2091 Cflags: -I\${includedir}/$include
2092 EOF
2093 }
2094
2095 pkgconfig_generate_uninstalled(){
2096 name=$1
2097 shortname=${name#lib}
2098 comment=$2
2099 version=$3
2100 libs=$4
2101 requires=$5
2102 cat <<EOF >$name-uninstalled.pc
2103 prefix=
2104 exec_prefix=
2105 libdir=\${pcfiledir}/$name
2106 includedir=\${pcfiledir}/$name
2107
2108 Name: $name
2109 Description: $comment
2110 Version: $version
2111 Requires: $requires
2112 Conflicts:
2113 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2114 Cflags: -I\${includedir}
2115 EOF
2116 }
2117
2118 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2119 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2120
2121 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2122 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2123
2124 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2125 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2126
2127 pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version" ffmpeg
2128 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
2129 if enabled pp; then
2130 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2131 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2132 fi
2133
2134 if enabled swscaler; then
2135 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2136 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2137 else
2138 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2139 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2140 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2141 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2142 fi