703d0d504d33dbe4fa1f97d5a41bad4ddcaa9f53
[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-pthreads use pthreads [default=no]"
75 echo " --enable-w32threads use Win32 threads [default=no]"
76 echo " --enable-x11grab enable X11 grabbing [default=no]"
77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
80 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
81 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
82 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
83 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
84 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
85 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
86 echo " and libraw1394 [default=no]"
87 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
88 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
89 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
90 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
91 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
92 echo " --enable-libnut enable NUT (de)muxing via libnut,"
93 echo " native demuxer exists [default=no]"
94 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
95 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
96 echo " native implementation exists [default=no]"
97 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
98 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
99 echo " native MPEG-4/Xvid encoder exists [default=no]"
100 echo ""
101 echo "Advanced options (experts only):"
102 echo " --source-path=PATH path to source code [$source_path]"
103 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
104 echo " --cross-compile assume a cross-compiler is used"
105 echo " --target-os=OS compiler targets OS [$targetos]"
106 echo " --cc=CC use C compiler CC [$cc]"
107 echo " --make=MAKE use specified make [$make]"
108 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
109 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
110 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
111 echo " --build-suffix=SUFFIX suffix for application specific build []"
112 echo " --arch=ARCH select architecture [$arch]"
113 echo " --cpu=CPU selects the minimum cpu required (affects"
114 echo " instruction selection, may crash on older CPUs)"
115 echo " --enable-powerpc-perf enable performance report on PPC"
116 echo " (requires enabling PMC)"
117 echo " --disable-mmx disable MMX usage"
118 echo " --disable-armv5te disable armv5te usage"
119 echo " --disable-armv6 disable armv6 usage"
120 echo " --disable-iwmmxt disable iwmmxt usage"
121 echo " --disable-altivec disable AltiVec usage"
122 echo " --disable-network disable network support [default=no]"
123 echo " --disable-ipv6 disable ipv6 support [default=no]"
124 echo " --disable-zlib disable zlib [default=no]"
125 echo " --disable-vhook disable video hooking support"
126 echo " --disable-debug disable debugging symbols"
127 echo " --disable-mpegaudio-hp faster (but less accurate)"
128 echo " MPEG audio decoding [default=no]"
129 echo " --enable-gray enable full grayscale support (slower color)"
130 echo " --disable-ffmpeg disable ffmpeg build"
131 echo " --disable-ffserver disable ffserver build"
132 echo " --disable-ffplay disable ffplay build"
133 echo " --enable-small optimize for size instead of speed"
134 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
135 echo " --disable-encoder=NAME disables encoder NAME"
136 echo " --enable-encoder=NAME enables encoder NAME"
137 echo " --disable-decoder=NAME disables decoder NAME"
138 echo " --enable-decoder=NAME enables decoder NAME"
139 echo " --disable-encoders disables all encoders"
140 echo " --disable-decoders disables all decoders"
141 echo " --disable-muxer=NAME disables muxer NAME"
142 echo " --enable-muxer=NAME enables muxer NAME"
143 echo " --disable-muxers disables all muxers"
144 echo " --disable-demuxer=NAME disables demuxer NAME"
145 echo " --enable-demuxer=NAME enables demuxer NAME"
146 echo " --disable-demuxers disables all demuxers"
147 echo " --enable-parser=NAME enables parser NAME"
148 echo " --disable-parser=NAME disables parser NAME"
149 echo " --disable-parsers disables all parsers"
150 echo " --enable-bsf=NAME enables bitstream filter NAME"
151 echo " --disable-bsf=NAME disables bitstream filter NAME"
152 echo " --disable-bsfs disables all bitstream filters"
153 echo " --enable-protocol=NAME enables protocol NAME"
154 echo " --disable-protocol=NAME disables protocol NAME"
155 echo " --disable-protocols disables all protocols"
156 echo " --list-decoders show all available decoders"
157 echo " --list-encoders show all available encoders"
158 echo " --list-muxers show all available muxers"
159 echo " --list-demuxers show all available demuxers"
160 echo " --list-parsers show all available parsers"
161 echo " --list-protocols show all available protocols"
162 echo " --list-bsfs show all available bitstream filters"
163 echo
164 echo "Developer options (useful when working on FFmpeg itself):"
165 echo " --enable-gprof enable profiling with gprof [$gprof]"
166 echo " --disable-optimizations disable compiler optimizations"
167 echo " --enable-extra-warnings enable more compiler warnings"
168 echo " --disable-strip disable stripping of executables and shared libraries"
169 echo ""
170 echo "NOTE: Object files are built at the place where configure is launched."
171 exit 1
172 }
173
174 log(){
175 echo "$@" >>$logfile
176 }
177
178 log_file(){
179 log BEGIN $1
180 pr -n -t $1 >>$logfile
181 log END $1
182 }
183
184 echolog(){
185 log "$@"
186 echo "$@"
187 }
188
189 die(){
190 echolog "$@"
191 cat <<EOF
192 If you think configure made a mistake, make sure you are using the latest
193 version from SVN. If the latest version fails, report the problem to the
194 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
195 EOF
196 if enabled logging; then
197 cat <<EOF
198 Include the log file "$logfile" produced by configure as this will help
199 solving the problem.
200 EOF
201 else
202 cat <<EOF
203 Rerun configure with logging enabled (do not use --log=no), and include the
204 log this produces with your report.
205 EOF
206 fi
207 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
208 exit 1
209 }
210
211 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
212 toupper(){
213 echo "$@" | tr '[a-z]' '[A-Z]'
214 }
215
216 tolower(){
217 echo "$@" | tr '[A-Z]' '[a-z]'
218 }
219
220 set_all(){
221 value=$1
222 shift
223 for var in $*; do
224 eval $var=$value
225 done
226 }
227
228 pushvar(){
229 for var in $*; do
230 eval level=\${${var}_level:=0}
231 eval ${var}_${level}="\$$var"
232 eval ${var}_level=$(($level+1))
233 done
234 }
235
236 popvar(){
237 for var in $*; do
238 eval level=\${${var}_level:-0}
239 test $level = 0 && continue
240 eval level=$(($level-1))
241 eval $var="\${${var}_${level}}"
242 eval ${var}_level=$level
243 eval unset ${var}_${level}
244 done
245 }
246
247 enable(){
248 set_all yes $*
249 }
250
251 disable(){
252 set_all no $*
253 }
254
255 enabled(){
256 eval test "x\$$1" = "xyes"
257 }
258
259 disabled(){
260 eval test "x\$$1" = "xno"
261 }
262
263 enabled_all(){
264 for opt; do
265 enabled $opt || return 1
266 done
267 }
268
269 disabled_all(){
270 for opt; do
271 disabled $opt || return 1
272 done
273 }
274
275 enabled_any(){
276 for opt; do
277 enabled $opt && return 0
278 done
279 }
280
281 disabled_any(){
282 for opt; do
283 disabled $opt && return 0
284 done
285 }
286
287 is_in(){
288 value=$1
289 shift
290 for var in $*; do
291 [ $var = $value ] && return 0
292 done
293 return 1
294 }
295
296 check_deps(){
297 for cfg; do
298 enabled ${cfg}_checking && die "Circular dependency for $cfg."
299 disabled ${cfg}_checking && continue
300 enable ${cfg}_checking
301
302 eval dep_all="\$${cfg}_deps"
303 eval dep_any="\$${cfg}_deps_any"
304
305 pushvar cfg dep_all dep_any
306 check_deps $dep_all $dep_any
307 popvar cfg dep_all dep_any
308
309 enabled_all $dep_all || disable $cfg
310 enabled_any $dep_any || disable $cfg
311
312 if enabled $cfg; then
313 eval dep_extralibs="\$${cfg}_extralibs"
314 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
315 fi
316
317 disable ${cfg}_checking
318 done
319 }
320
321 print_config(){
322 pfx=$1
323 header=$2
324 makefile=$3
325 shift 3
326 for cfg; do
327 ucname="`toupper $cfg`"
328 if enabled $cfg; then
329 echo "#define ${pfx}${ucname} 1" >> $header
330 echo "#define ENABLE_${ucname} 1" >> $header
331 echo "${pfx}${ucname}=yes" >> $makefile
332 else
333 echo "#define ENABLE_${ucname} 0" >> $header
334 fi
335 done
336 }
337
338 flags_saved(){
339 (: ${SAVE_CFLAGS?}) 2>/dev/null
340 }
341
342 save_flags(){
343 flags_saved && return
344 SAVE_CFLAGS="$CFLAGS"
345 SAVE_LDFLAGS="$LDFLAGS"
346 SAVE_extralibs="$extralibs"
347 }
348
349 restore_flags(){
350 flags_saved || return
351 CFLAGS="$SAVE_CFLAGS"
352 LDFLAGS="$SAVE_LDFLAGS"
353 extralibs="$SAVE_extralibs"
354 unset SAVE_CFLAGS
355 unset SAVE_LDFLAGS
356 unset SAVE_extralibs
357 }
358
359 temp_cflags(){
360 save_flags
361 CFLAGS="$CFLAGS $*"
362 }
363
364 temp_ldflags(){
365 save_flags
366 LDFLAGS="$LDFLAGS $*"
367 }
368
369 temp_extralibs(){
370 save_flags
371 extralibs="$extralibs $*"
372 }
373
374 append(){
375 var=$1
376 shift
377 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
378 eval "$var=\"\$$var $*\""
379 }
380
381 add_cflags(){
382 append CFLAGS "$@"
383 }
384
385 add_ldflags(){
386 append LDFLAGS "$@"
387 }
388
389 add_extralibs(){
390 append extralibs "$@"
391 }
392
393 check_cmd(){
394 log "$@"
395 "$@" >>$logfile 2>&1
396 }
397
398 check_cc(){
399 log check_cc "$@"
400 cat >$TMPC
401 log_file $TMPC
402 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
403 }
404
405 check_cpp(){
406 log check_cpp "$@"
407 cat >$TMPC
408 log_file $TMPC
409 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
410 }
411
412 check_asm(){
413 log check_asm "$@"
414 name="$1"
415 asm="$2"
416 shift 2
417 check_cc "$@" <<EOF && enable $name || disable $name
418 int foo(void){
419 asm volatile($asm);
420 }
421 EOF
422 }
423
424 check_ld(){
425 log check_ld "$@"
426 check_cc || return
427 flags=''
428 libs=''
429 for f; do
430 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
431 done
432 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
433 }
434
435 check_cflags(){
436 log check_cflags "$@"
437 check_cc "$@" <<EOF && add_cflags "$@"
438 int x;
439 EOF
440 }
441
442 check_ldflags(){
443 log check_ldflags "$@"
444 check_ld "$@" <<EOF && add_ldflags "$@"
445 int main(void){
446 return 0;
447 }
448 EOF
449 }
450
451 check_header(){
452 log check_header "$@"
453 header=$1
454 shift
455 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
456 disable $var
457 check_cpp "$@" <<EOF && enable $var
458 #include <$header>
459 int x;
460 EOF
461 }
462
463 check_func(){
464 log check_func "$@"
465 func=$1
466 shift
467 disable $func
468 check_ld "$@" <<EOF && enable $func
469 extern int $func();
470 int main(void){
471 $func();
472 }
473 EOF
474 }
475
476 check_func2(){
477 log check_func2 "$@"
478 headers=$1
479 func=$2
480 shift 2
481 disable $func
482 incs=""
483 for hdr in $headers; do
484 incs="$incs
485 #include <$hdr>"
486 done
487 check_ld "$@" <<EOF && enable $func
488 $incs
489 int main(void){
490 (void) $func;
491 return 0;
492 }
493 EOF
494 }
495
496 check_lib(){
497 log check_lib "$@"
498 header="$1"
499 func="$2"
500 shift 2
501 temp_extralibs "$@"
502 check_header $header && check_func $func && add_extralibs "$@"
503 err=$?
504 restore_flags
505 return $err
506 }
507
508 check_lib2(){
509 log check_lib2 "$@"
510 headers="$1"
511 func="$2"
512 shift 2
513 temp_extralibs "$@"
514 check_func2 "$headers" $func && add_extralibs "$@"
515 err=$?
516 restore_flags
517 return $err
518 }
519
520 check_exec(){
521 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
522 }
523
524 check_exec_crash(){
525 code=`cat`
526
527 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
528 # are safe but may not be available everywhere. Thus we use
529 # raise(SIGTERM) instead. The check is run in a subshell so we
530 # can redirect the "Terminated" message from the shell. SIGBUS
531 # is not defined by standard C so it is used conditionally.
532
533 (check_exec "$@") >>$logfile 2>&1 <<EOF
534 #include <signal.h>
535 static void sighandler(int sig){
536 raise(SIGTERM);
537 }
538 int main(void){
539 signal(SIGILL, sighandler);
540 signal(SIGFPE, sighandler);
541 signal(SIGSEGV, sighandler);
542 #ifdef SIGBUS
543 signal(SIGBUS, sighandler);
544 #endif
545 { $code }
546 }
547 EOF
548 }
549
550 require(){
551 name="$1"
552 header="$2"
553 func="$3"
554 shift 3
555 check_lib $header $func "$@" || die "ERROR: $name not found"
556 }
557
558 require2(){
559 name="$1"
560 headers="$2"
561 func="$3"
562 shift 3
563 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
564 }
565
566 check_foo_config(){
567 cfg=$1
568 pkg=$2
569 header=$3
570 func=$4
571 shift 4
572 disable $cfg
573 check_cmd ${pkg}-config --version
574 err=$?
575 if test "$err" = 0; then
576 temp_cflags `${pkg}-config --cflags`
577 temp_extralibs `${pkg}-config --libs`
578 check_lib "$@" $header $func && enable $cfg
579 fi
580 return $err
581 }
582
583 apply(){
584 file=$1
585 shift
586 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
587 }
588
589 COMPONENT_LIST="
590 bsfs
591 decoders
592 demuxers
593 encoders
594 muxers
595 parsers
596 protocols
597 "
598
599 CONFIG_LIST="
600 $COMPONENT_LIST
601 avisynth
602 beos_netserver
603 ffmpeg
604 ffplay
605 ffserver
606 gpl
607 gprof
608 gray
609 ipv6
610 liba52
611 liba52bin
612 libamr
613 libamr_nb
614 libamr_wb
615 libdc1394
616 libfaac
617 libfaad
618 libfaadbin
619 libgsm
620 libmp3lame
621 libnut
622 libtheora
623 libvorbis
624 libx264
625 libxvid
626 memalign_hack
627 mpegaudio_hp
628 network
629 powerpc_perf
630 pp
631 small
632 swscaler
633 vhook
634 x11grab
635 zlib
636 "
637
638 THREADS_LIST='
639 beosthreads
640 pthreads
641 w32threads
642 '
643
644 ARCH_LIST='
645 alpha
646 armv4l
647 bfin
648 ia64
649 m68k
650 mips
651 parisc
652 powerpc
653 s390
654 sh4
655 sparc
656 sparc64
657 x86
658 x86_32
659 x86_64
660 '
661
662 ARCH_EXT_LIST='
663 altivec
664 armv5te
665 armv6
666 iwmmxt
667 mmi
668 mmx
669 ssse3
670 vis
671 '
672
673 HAVE_LIST="
674 $ARCH_EXT_LIST
675 $THREADS_LIST
676 altivec_h
677 arpa_inet_h
678 byteswap_h
679 closesocket
680 cmov
681 conio_h
682 dcbzl
683 dev_bktr_ioctl_bt848_h
684 dev_bktr_ioctl_meteor_h
685 dev_ic_bt8xx_h
686 dev_video_meteor_ioctl_meteor_h
687 dev_video_bktr_ioctl_bt848_h
688 dlfcn_h
689 dlopen
690 ebp_available
691 ebx_available
692 fast_64bit
693 fast_cmov
694 fast_unaligned
695 fork
696 freetype2
697 gethrtime
698 GetProcessTimes
699 getrusage
700 imlib2
701 inet_aton
702 lrintf
703 machine_ioctl_bt848_h
704 machine_ioctl_meteor_h
705 malloc_h
706 memalign
707 mkstemp
708 mlib
709 ppc64
710 sdl
711 sdl_video_size
712 soundcard_h
713 sys_poll_h
714 sys_soundcard_h
715 termios_h
716 threads
717 winsock2_h
718 "
719
720 CMDLINE_SELECT="
721 $ARCH_EXT_LIST
722 $CONFIG_LIST
723 $THREADS_LIST
724 debug
725 extra_warnings
726 optimizations
727 shared
728 static
729 "
730
731 # code dependency declarations
732
733 # architecture extensions
734 altivec_deps="powerpc"
735 armv5te_deps="armv4l"
736 armv6_deps="armv4l"
737 iwmmxt_deps="armv4l"
738 mmi_deps="mips"
739 mmx_deps="x86"
740 ssse3_deps="x86"
741 vis_deps="sparc"
742
743 # decoders / encoders
744 ac3_decoder_deps="gpl"
745 dxa_decoder_deps="zlib"
746 flashsv_decoder_deps="zlib"
747 flashsv_encoder_deps="zlib"
748 flv_decoder_deps="h263_decoder"
749 h263_decoder_deps="h263_parser mpeg4video_parser"
750 h263i_decoder_deps="h263_decoder"
751 h264_decoder_deps="h264_parser"
752 mpeg_xvmc_decoder_deps="xvmc"
753 mpeg4_decoder_deps="h263_decoder"
754 msmpeg4v1_decoder_deps="h263_decoder"
755 msmpeg4v2_decoder_deps="h263_decoder"
756 msmpeg4v3_decoder_deps="h263_decoder"
757 png_decoder_deps="zlib"
758 png_encoder_deps="zlib"
759 svq3_decoder_deps="h264_parser"
760 vc1_decoder_deps="h263_decoder"
761 wmv1_decoder_deps="h263_decoder"
762 wmv2_decoder_deps="h263_decoder"
763 wmv3_decoder_deps="h263_decoder"
764 zmbv_decoder_deps="zlib"
765 zmbv_encoder_deps="zlib"
766
767 # external libraries
768 liba52_decoder_deps="liba52"
769 liba52bin_decoder_extralibs='$ldl'
770 libamr_nb_decoder_deps="libamr_nb"
771 libamr_nb_encoder_deps="libamr_nb"
772 libamr_wb_decoder_deps="libamr_wb"
773 libamr_wb_encoder_deps="libamr_wb"
774 libfaac_encoder_deps="libfaac"
775 libfaad_decoder_deps="libfaad"
776 libfaadbin_decoder_extralibs='$ldl'
777 libgsm_decoder_deps="libgsm"
778 libgsm_encoder_deps="libgsm"
779 libgsm_ms_decoder_deps="libgsm"
780 libgsm_ms_encoder_deps="libgsm"
781 libmp3lame_encoder_deps="libmp3lame"
782 libtheora_encoder_deps="libtheora"
783 libvorbis_encoder_deps="libvorbis"
784 libx264_encoder_deps="libx264"
785 libxvid_encoder_deps="libxvid"
786 mpeg4aac_decoder_deps="libfaad"
787
788 # demuxers / muxers
789 ac3_demuxer_deps="ac3_parser"
790 audio_beos_demuxer_deps="audio_beos"
791 audio_beos_demuxer_extralibs="-lmedia -lbe"
792 audio_beos_muxer_deps="audio_beos"
793 audio_beos_muxer_extralibs="-lmedia -lbe"
794 avisynth_demuxer_deps="avisynth"
795 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
796 dv1394_demuxer_deps="dv1394"
797 libdc1394_demuxer_deps="libdc1394"
798 libnut_demuxer_deps="libnut"
799 libnut_muxer_deps="libnut"
800 mp3_demuxer_deps="mpegaudio_parser"
801 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
802 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
803 redir_demuxer_deps="network"
804 rtp_muxer_deps="network mpegts_demuxer"
805 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
806 sdp_demuxer_deps="rtsp_demuxer"
807 v4l2_demuxer_deps="linux_videodev2_h"
808 v4l_demuxer_deps="linux_videodev_h"
809 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
810 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
811
812 # protocols
813 http_protocol_deps="network"
814 rtp_protocol_deps="udp_protocol"
815 tcp_protocol_deps="network"
816 udp_protocol_deps="network"
817
818 # programs
819 ffplay_deps="sdl"
820 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
821 ffserver_extralibs='$ldl'
822 vhook_extralibs='$ldl'
823
824
825 # set temporary file name
826 if test ! -z "$TMPDIR" ; then
827 TMPDIR1="${TMPDIR}"
828 elif test ! -z "$TEMPDIR" ; then
829 TMPDIR1="${TEMPDIR}"
830 else
831 TMPDIR1="/tmp"
832 fi
833
834 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
835 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
836 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
837 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
838 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
839
840 # default parameters
841
842 enable logging
843 logfile="config.err"
844
845 # installation paths
846 PREFIX="/usr/local"
847 libdir='$(PREFIX)/lib'
848 shlibdir="$libdir"
849 incdir='$(PREFIX)/include/ffmpeg'
850 mandir='$(PREFIX)/share/man'
851 bindir='$(PREFIX)/bin'
852
853 # toolchain
854 cc="gcc"
855 ar="ar"
856 ranlib="ranlib"
857 make="make"
858 strip="strip"
859 asmalign_pot="unknown"
860 ln_s="ln -sf"
861
862 # machine
863 arch=`uname -m`
864 cpu="generic"
865
866 # OS
867 targetos=$(tolower $(uname -s))
868
869 # libraries
870 enable zlib
871
872 # configurable options
873 enable debug
874 enable dostrip
875 enable ffmpeg
876 enable ffplay
877 enable ffserver
878 enable ipv6
879 enable static
880 enable mpegaudio_hp
881 enable network
882 enable optimizations
883 enable protocols
884 vhook="default"
885
886 # build settings
887 SHFLAGS='-shared -Wl,-soname,$@'
888 VHOOKSHFLAGS='$(SHFLAGS)'
889 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
890 FFSERVERLDFLAGS=-Wl,-E
891 LDCONFIG="ldconfig"
892 LIBPREF="lib"
893 LIBSUF=".a"
894 FULLNAME='$(NAME)$(BUILDSUF)'
895 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
896 SLIBPREF="lib"
897 SLIBSUF=".so"
898 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
899 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
900 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
901 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
902
903 # find source path
904 source_path="`dirname \"$0\"`"
905 enable source_path_used
906 if test -z "$source_path" -o "$source_path" = "." ; then
907 source_path="`pwd`"
908 disable source_path_used
909 else
910 source_path="`cd \"$source_path\"; pwd`"
911 echo "$source_path" | grep -q '[[:blank:]]' &&
912 die "Out of tree builds are impossible with whitespace in source path."
913 fi
914
915 FFMPEG_CONFIGURATION="$@"
916
917 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
918 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
919 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
920 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
921 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
922 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
923 OUTDEV_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavdevice/alldevices.c"`
924 INDEV_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavdevice/alldevices.c"`
925 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
926
927 enable $ARCH_EXT_LIST \
928 $DECODER_LIST \
929 $ENCODER_LIST \
930 $PARSER_LIST \
931 $BSF_LIST \
932 $DEMUXER_LIST \
933 $MUXER_LIST \
934 $PROTOCOL_LIST \
935 $INDEV_LIST \
936 $OUTDEV_LIST \
937
938 die_unknown(){
939 echo "Unknown option \"$1\"."
940 echo "See $0 --help for available options."
941 exit 1
942 }
943
944 show_list() {
945 suffix=_$1
946 shift
947 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
948 exit 0
949 }
950
951 for opt do
952 optval="${opt#*=}"
953 case "$opt" in
954 --log)
955 ;;
956 --log=*) logging="$optval"
957 ;;
958 --prefix=*) PREFIX="$optval"
959 ;;
960 --libdir=*) libdir="$optval"
961 ;;
962 --shlibdir=*) shlibdir="$optval"
963 ;;
964 --incdir=*) incdir="$optval"
965 ;;
966 --mandir=*) mandir="$optval"
967 ;;
968 --source-path=*) source_path="$optval"
969 ;;
970 --cross-prefix=*) cross_prefix="$optval"
971 ;;
972 --cross-compile) enable cross_compile
973 ;;
974 --target-os=*) targetos="$optval"
975 ;;
976 --cc=*) cc="$optval"
977 ;;
978 --make=*) make="$optval"
979 ;;
980 --extra-cflags=*) add_cflags "$optval"
981 ;;
982 --extra-ldflags=*) add_ldflags "$optval"
983 ;;
984 --extra-libs=*) add_extralibs "$optval"
985 ;;
986 --build-suffix=*) BUILDSUF="$optval"
987 ;;
988 --arch=*) arch="$optval"
989 ;;
990 --cpu=*) cpu="$optval"
991 ;;
992 --enable-sunmlib) enable mlib
993 ;;
994 --disable-strip) disable dostrip
995 ;;
996 --disable-encoders) disable $ENCODER_LIST
997 ;;
998 --disable-decoders) disable $DECODER_LIST
999 ;;
1000 --disable-muxers) disable $MUXER_LIST
1001 ;;
1002 --disable-demuxers) disable $DEMUXER_LIST
1003 ;;
1004 --disable-parsers) disable $PARSER_LIST
1005 ;;
1006 --disable-bsfs) disable $BSF_LIST
1007 ;;
1008 --disable-protocols) disable $PROTOCOL_LIST
1009 ;;
1010 --disable-devices) disable "$INDEV_LIST $OUTDEV_LIST"
1011 ;;
1012 --enable-*=*|--disable-*=*)
1013 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1014 case "$thing" in
1015 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1016 *) die_unknown "$opt" ;;
1017 esac
1018 ;;
1019 --enable-?*|--disable-?*)
1020 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1021 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1022 $action $option
1023 ;;
1024 --list-*)
1025 NAME="${opt#--list-}"
1026 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1027 NAME=${NAME%s}
1028 eval show_list $NAME \$$(toupper $NAME)_LIST
1029 ;;
1030 --help|-h) show_help
1031 ;;
1032 *)
1033 die_unknown $opt
1034 ;;
1035 esac
1036 done
1037
1038 case "$arch" in
1039 i386|i486|i586|i686|i86pc|BePC)
1040 arch="x86_32"
1041 enable fast_unaligned
1042 ;;
1043 x86_64|amd64)
1044 arch="x86_32"
1045 enable fast_unaligned
1046 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1047 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1048 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1049 arch="x86_64"
1050 enable fast_64bit
1051 fi
1052 fi
1053 ;;
1054 # armv4l is a subset of armv[567]*l
1055 arm|armv[4567]*l)
1056 arch="armv4l"
1057 ;;
1058 alpha)
1059 arch="alpha"
1060 enable fast_64bit
1061 ;;
1062 "Power Macintosh"|ppc|powerpc)
1063 arch="powerpc"
1064 ;;
1065 ppc64)
1066 arch="powerpc"
1067 enable fast_64bit
1068 ;;
1069 mips|mipsel|IP*)
1070 arch="mips"
1071 ;;
1072 sun4u|sparc64)
1073 arch="sparc64"
1074 enable fast_64bit
1075 ;;
1076 sparc)
1077 arch="sparc"
1078 ;;
1079 sh4)
1080 arch="sh4"
1081 ;;
1082 parisc)
1083 arch="parisc"
1084 ;;
1085 parisc64)
1086 arch="parisc"
1087 enable fast_64bit
1088 ;;
1089 s390|s390x)
1090 arch="s390"
1091 ;;
1092 m68k)
1093 arch="m68k"
1094 ;;
1095 ia64)
1096 arch="ia64"
1097 enable fast_64bit
1098 ;;
1099 bfin)
1100 arch="bfin"
1101 ;;
1102 *)
1103 arch="unknown"
1104 ;;
1105 esac
1106
1107 enable $arch
1108 enabled_any x86_32 x86_64 && enable x86
1109 enabled sparc64 && enable sparc
1110
1111 # OS specific
1112 case $targetos in
1113 beos|haiku|zeta)
1114 PREFIX="$HOME/config"
1115 # helps building libavcodec
1116 add_cflags "-DPIC -fomit-frame-pointer"
1117 # 3 gcc releases known for BeOS, each with ugly bugs
1118 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1119 case "$gcc_version" in
1120 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1121 disable mmx
1122 ;;
1123 *20010315*) echo "BeBits gcc"
1124 add_cflags "-fno-expensive-optimizations"
1125 ;;
1126 esac
1127 LDCONFIG="echo ignoring ldconfig"
1128 SHFLAGS=-nostart
1129 # enable BeOS things
1130 enable audio_beos
1131 # no need for libm, but the inet stuff
1132 # Check for BONE
1133 # XXX: actually should check for NOT net_server
1134 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1135 network_extralibs="-lbind -lsocket"
1136 else
1137 enable beos_netserver
1138 network_extralibs="-lnet"
1139 fi ;;
1140 sunos)
1141 FFSERVERLDFLAGS=""
1142 SHFLAGS='-shared -Wl,-h,$@'
1143 network_extralibs="-lsocket -lnsl"
1144 ;;
1145 netbsd)
1146 oss_demuxer_extralibs="-lossaudio"
1147 oss_muxer_extralibs="-lossaudio"
1148 ;;
1149 openbsd)
1150 disable need_memalign
1151 LIBOBJFLAGS='$(PIC)'
1152 LDCONFIG='ldconfig -m $(SHLIBDIR)'
1153 SHFLAGS='-shared'
1154 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1155 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1156 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1157 oss_demuxer_extralibs="-lossaudio"
1158 oss_muxer_extralibs="-lossaudio"
1159 ;;
1160 freebsd)
1161 disable need_memalign
1162 ;;
1163 bsd/os)
1164 osextralibs="-lpoll -lgnugetopt"
1165 strip="strip -d"
1166 ;;
1167 darwin)
1168 disable need_memalign
1169 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
1170 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1171 strip="strip -x"
1172 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1173 SLIBSUF=".dylib"
1174 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1175 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1176 FFSERVERLDFLAGS=-Wl,-bind_at_load
1177 ;;
1178 mingw32*)
1179 targetos=mingw32
1180 shlibdir="$bindir"
1181 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1182 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1183 if enabled swscaler; then
1184 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1185 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1186 fi
1187 disable ffserver
1188 SLIBPREF=""
1189 SLIBSUF=".dll"
1190 EXESUF=".exe"
1191 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1192 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1193 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1194 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1195 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1196 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1197 ;;
1198 cygwin*)
1199 targetos=cygwin
1200 shlibdir="$bindir"
1201 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1202 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1203 if enabled swscaler; then
1204 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1205 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1206 fi
1207 EXESUF=".exe"
1208 SLIBPREF="cyg"
1209 SLIBSUF=".dll"
1210 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1211 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1212 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1213 ;;
1214 linux)
1215 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1216 enable dv1394
1217 ;;
1218 irix*)
1219 targetos=irix
1220 ranlib="echo ignoring ranlib"
1221 ;;
1222 *)
1223 targetos="${targetos}-UNKNOWN"
1224 ;;
1225 esac
1226
1227 add_extralibs $osextralibs
1228
1229 if ! disabled logging ; then
1230 enabled logging || logfile="$logging"
1231 echo "# $0 $@" >$logfile
1232 set >>$logfile
1233 else
1234 logfile=/dev/null
1235 fi
1236
1237 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1238 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1239
1240 test -n "$cross_prefix" && enable cross_compile
1241 cc="${cross_prefix}${cc}"
1242 ar="${cross_prefix}${ar}"
1243 ranlib="${cross_prefix}${ranlib}"
1244 strip="${cross_prefix}${strip}"
1245
1246 # we need to build at least one lib type
1247 if ! enabled_any static shared; then
1248 cat <<EOF
1249 At least one library type must be built.
1250 Specify --enable-static to build the static libraries or --enable-shared to
1251 build the shared libraries as well. To only build the shared libraries specify
1252 --disable-static in addition to --enable-shared.
1253 EOF
1254 exit 1;
1255 fi
1256
1257 disabled static && LIBNAME=""
1258
1259 if enabled_any libfaad libfaadbin ; then
1260 if check_header faad.h; then
1261 check_cc << EOF
1262 #include <faad.h>
1263 #ifndef FAAD2_VERSION
1264 ok faad1
1265 #endif
1266 int main(void) { return 0; }
1267 EOF
1268 test $? = 0 && enable libfaad2
1269 else
1270 die "FAAD test failed."
1271 fi
1272 fi
1273
1274
1275 if ! enabled gpl; then
1276 die_gpl_disabled(){
1277 name=$1
1278 shift
1279 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1280 }
1281 die_gpl_disabled "The Postprocessing code" pp
1282 die_gpl_disabled "liba52" liba52
1283 die_gpl_disabled "libx264" libx264
1284 die_gpl_disabled "libxvidcore" libxvid
1285 die_gpl_disabled "FAAD2" libfaad2
1286 die_gpl_disabled "The X11 grabber" x11grab
1287 die_gpl_disabled "The software scaler" swscaler
1288 fi
1289
1290 check_deps $ARCH_EXT_LIST
1291
1292 test -z "$need_memalign" && need_memalign="$mmx"
1293
1294 #Darwin CC versions
1295 if test $targetos = darwin; then
1296 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1297 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1298 else
1299 add_cflags "-no-cpp-precomp -pipe"
1300 check_cflags "-force_cpusubtype_ALL"
1301 check_cflags "-Wno-sign-compare"
1302 disabled shared && add_cflags -mdynamic-no-pic
1303 fi
1304 fi
1305
1306 disabled optimizations || add_cflags -fomit-frame-pointer
1307
1308 # Add processor-specific flags
1309 if test $cpu != "generic"; then
1310 warn_altivec(){
1311 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1312 }
1313 case $cpu in
1314 601|ppc601|PowerPC601)
1315 add_cflags "-mcpu=601"
1316 warn_altivec enabled PPC601
1317 ;;
1318 603*|ppc603*|PowerPC603*)
1319 add_cflags "-mcpu=603"
1320 warn_altivec enabled PPC603
1321 ;;
1322 604*|ppc604*|PowerPC604*)
1323 add_cflags "-mcpu=604"
1324 warn_altivec enabled PPC604
1325 ;;
1326 G3|g3|75*|ppc75*|PowerPC75*)
1327 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1328 warn_altivec enabled PPC75x
1329 ;;
1330 G4|g4|745*|ppc745*|PowerPC745*)
1331 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1332 warn_altivec disabled PPC745x
1333 ;;
1334 74*|ppc74*|PowerPC74*)
1335 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1336 warn_altivec disabled PPC74xx
1337 ;;
1338 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1339 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1340 warn_altivec disabled PPC970
1341 enable ppc64
1342 ;;
1343 Cell|CELL|cell)
1344 add_cflags "-mcpu=cell"
1345 warn_altivec disabled Cell
1346 enable ppc64
1347 ;;
1348 # targets that do NOT support conditional mov (cmov)
1349 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1350 add_cflags "-march=$cpu"
1351 disable cmov
1352 ;;
1353 # targets that do support conditional mov (cmov)
1354 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1355 add_cflags "-march=$cpu"
1356 enable cmov
1357 enable fast_cmov
1358 ;;
1359 # targets that do support conditional mov but on which it's slow
1360 pentium4|prescott|nocona)
1361 add_cflags "-march=$cpu"
1362 enable cmov
1363 disable fast_cmov
1364 ;;
1365 sparc64)
1366 add_cflags "-mcpu=v9"
1367 ;;
1368 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1369 add_cflags "-mfdpic"
1370 add_ldflags "-mfdpic"
1371 ;;
1372 arm*)
1373 add_cflags "-mcpu=$cpu"
1374 ;;
1375 *)
1376 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1377 ;;
1378 esac
1379 fi
1380
1381 gnu_make(){
1382 $1 --version 2>&1 | grep -q GNU
1383 }
1384
1385 if ! gnu_make $make; then
1386 gnu_make gmake && make=gmake || die "GNU make not found."
1387 fi
1388
1389 # make sure we can execute files in $TMPDIR
1390 cat >$TMPE 2>>$logfile <<EOF
1391 #! /bin/sh
1392 EOF
1393 chmod +x $TMPE >>$logfile 2>&1
1394 if ! $TMPE >>$logfile 2>&1; then
1395 cat <<EOF
1396 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1397 variable to another directory and make sure that $TMPDIR1 is not mounted
1398 noexec.
1399 EOF
1400 die "Sanity test failed."
1401 fi
1402 rm $TMPE
1403
1404 # compiler sanity check
1405 check_exec <<EOF
1406 int main(void){
1407 return 0;
1408 }
1409 EOF
1410 if test "$?" != 0; then
1411 echo "$cc is unable to create an executable file."
1412 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1413 echo "If $cc is a cross-compiler, use the --cross-compile option."
1414 echo "Only do this if you know what cross compiling means."
1415 fi
1416 die "C compiler test failed."
1417 fi
1418
1419 if enabled x86; then
1420 # check whether EBP is available on x86
1421 # As 'i' is stored on the stack, this program will crash
1422 # if the base pointer is used to access it because the
1423 # base pointer is cleared in the inline assembly code.
1424 check_exec_crash <<EOF && enable ebp_available
1425 volatile int i=0;
1426 asm volatile (
1427 "xorl %%ebp, %%ebp"
1428 ::: "%ebp");
1429 return i;
1430 EOF
1431
1432 # check wether EBX is available on x86
1433 check_asm ebx_available '"":::"%ebx"'
1434
1435 # check whether binutils is new enough to compile SSSE3
1436 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1437 fi
1438
1439 # check for assembler specific support
1440
1441 if test $arch = "powerpc"; then
1442 check_cc <<EOF && enable dcbzl
1443 int main(void) {
1444 register long zero = 0;
1445 char data[1024];
1446 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1447 return 0;
1448 }
1449 EOF
1450 fi
1451
1452 # check for SIMD availability
1453
1454 # AltiVec flags: The FSF version of GCC differs from the Apple version
1455 if enabled altivec; then
1456 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1457 add_cflags "-faltivec" ||
1458 add_cflags "-maltivec -mabi=altivec"
1459
1460 check_header altivec.h
1461
1462 # check if our compiler supports Motorola AltiVec C API
1463 enabled altivec_h &&
1464 inc_altivec_h="#include <altivec.h>" ||
1465 inc_altivec_h=
1466 check_cc <<EOF || disable altivec
1467 $inc_altivec_h
1468 int main(void) {
1469 vector signed int v1, v2, v3;
1470 v1 = vec_add(v2,v3);
1471 return 0;
1472 }
1473 EOF
1474 fi
1475
1476 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1477 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1478 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1479 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1480 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1481
1482 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1483
1484 # ---
1485 # big/little-endian test
1486 check_cc <<EOF || die "endian test failed"
1487 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1488 EOF
1489 grep -q BIGE $TMPO && enable bigendian
1490
1491 # ---
1492 # check availability of some header files
1493
1494 if check_func dlopen; then
1495 ldl=
1496 elif check_func dlopen -ldl; then
1497 ldl=-ldl
1498 fi
1499
1500 check_func fork
1501 check_func gethrtime
1502 check_func getrusage
1503 check_func inet_aton
1504 check_func memalign
1505 check_func mkstemp
1506 check_func2 windows.h GetProcessTimes
1507
1508 check_header byteswap.h
1509 check_header conio.h
1510 check_header dlfcn.h
1511 check_header malloc.h
1512 check_header termios.h
1513
1514 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1515 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1516 fi
1517
1518 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1519
1520 # ffserver uses poll(),
1521 # if it's not found we can emulate it using select().
1522 if enabled ffserver; then
1523 check_header sys/poll.h
1524 fi
1525
1526 # check for some common methods of building with pthread support
1527 # do this before the optional library checks as some of them require pthreads
1528 if enabled pthreads; then
1529 if check_func pthread_create; then
1530 :
1531 elif check_func pthread_create -pthread; then
1532 add_cflags -pthread
1533 add_ldflags -pthread
1534 elif check_func pthread_create -pthreads; then
1535 add_cflags -pthreads
1536 add_ldflags -pthreads
1537 elif ! check_lib pthread.h pthread_create -lpthread; then
1538 die "ERROR: can't find pthreads library"
1539 fi
1540 fi
1541
1542 for thread in $THREADS_LIST; do
1543 if enabled $thread; then
1544 test -n "$thread_type" &&
1545 die "ERROR: Only one thread type must be selected." ||
1546 thread_type="$thread"
1547 fi
1548 done
1549
1550 check_lib math.h sin -lm
1551
1552 # test for lrintf in math.h
1553 check_exec <<EOF && enable lrintf || disable lrintf
1554 #define _ISOC9X_SOURCE 1
1555 #include <math.h>
1556 int main(void) { return (lrintf(3.999f) > 0)?0:1; }
1557 EOF
1558
1559 enabled_any libamr_nb libamr_wb && enable libamr
1560
1561 # these are off by default, so fail if requested and not available
1562 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1563 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1564 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1565 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1566 enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1567 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1568 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1569 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1570 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1571 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1572 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1573 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1574 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1575 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1576 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1577
1578 # disable the native AC-3 decoder if liba52 is enabled
1579 enabled liba52 && disable ac3_decoder
1580
1581 _restrict=
1582 for restrict_keyword in restrict __restrict__ __restrict; do
1583 check_cc <<EOF && _restrict=$restrict_keyword && break
1584 void foo(char * $restrict_keyword p);
1585 EOF
1586 done
1587
1588 test "$vhook" = "default" && vhook="$dlopen"
1589
1590 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1591 disable vhook
1592 echo
1593 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1594 echo "Patches welcome."
1595 echo
1596 fi
1597
1598 if enabled vhook; then
1599 check_ldflags -rdynamic
1600 check_ldflags -export-dynamic
1601 fi
1602
1603 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1604 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1605
1606 ##########################################
1607 # SDL check
1608
1609 disable sdl_too_old
1610 disable sdl
1611 SDL_CONFIG="${cross_prefix}sdl-config"
1612 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1613 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1614 temp_cflags $sdl_cflags
1615 temp_extralibs `"${SDL_CONFIG}" --libs`
1616 if check_lib SDL.h SDL_Init; then
1617 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1618 if test "$_sdlversion" -lt 121 ; then
1619 enable sdl_too_old
1620 else
1621 enable sdl
1622 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1623 #include <SDL.h>
1624 int main(void){
1625 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1626 int w = vi->current_w;
1627 return 0;
1628 }
1629 EOF
1630 fi
1631 fi
1632 restore_flags
1633 fi
1634
1635 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1636
1637 ##########################################
1638 # Network check
1639
1640 if enabled network; then
1641 # Prefer arpa/inet.h over winsock2
1642 if check_header arpa/inet.h ; then
1643 check_func closesocket
1644 elif check_header winsock2.h ; then
1645 network_extralibs="-lws2_32"
1646 check_func2 winsock2.h closesocket
1647 fi
1648 fi
1649
1650 ##########################################
1651 # IPv6 check
1652
1653 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1654 #include <sys/types.h>
1655 #include <sys/socket.h>
1656 #include <netinet/in.h>
1657 #include <netdb.h>
1658 int main(void) {
1659 struct sockaddr_storage saddr;
1660 struct ipv6_mreq mreq6;
1661 getaddrinfo(0,0,0,0);
1662 getnameinfo(0,0,0,0,0,0,0);
1663 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1664 }
1665 EOF
1666
1667 check_header linux/videodev.h
1668 check_header linux/videodev2.h
1669
1670 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1671 { check_header dev/bktr/ioctl_meteor.h &&
1672 check_header dev/bktr/ioctl_bt848.h; } ||
1673 { check_header machine/ioctl_meteor.h &&
1674 check_header machine/ioctl_bt848.h; } ||
1675 { check_header dev/video/meteor/ioctl_meteor.h &&
1676 check_header dev/video/bktr/ioctl_bt848.h; } ||
1677 check_header dev/ic/bt8xx.h
1678
1679 check_header sys/soundcard.h
1680 check_header soundcard.h
1681
1682 # deal with the X11 frame grabber
1683 enabled x11grab &&
1684 check_header X11/Xlib.h &&
1685 check_header X11/extensions/XShm.h &&
1686 check_func XOpenDisplay -lX11 &&
1687 check_func XShmCreateImage -lX11 -lXext
1688
1689 enabled debug && add_cflags -g
1690
1691 # add some useful compiler flags if supported
1692 check_cflags -Wdeclaration-after-statement
1693 check_cflags -Wall
1694 check_cflags -Wno-switch
1695 check_cflags -Wdisabled-optimization
1696 check_cflags -Wpointer-arith
1697 check_cflags -Wredundant-decls
1698 check_cflags -Wno-pointer-sign
1699 enabled extra_warnings && check_cflags -Winline
1700
1701 # add some linker flags
1702 check_ldflags -Wl,--warn-common
1703 check_ldflags $LDLATEFLAGS
1704 check_ldflags -Wl,-Bsymbolic
1705
1706 if enabled small; then
1707 check_cflags -Os # not all compilers support -Os
1708 optimizations="small"
1709 elif enabled optimizations; then
1710 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1711 add_cflags "-O5"
1712 add_ldflags "-O5"
1713 else
1714 add_cflags "-O3"
1715 fi
1716 fi
1717
1718 # PIC flags for shared library objects where they are needed
1719 if enabled shared; then
1720 # LIBOBJFLAGS may have already been set in the OS configuration
1721 if test -z "$LIBOBJFLAGS" ; then
1722 case "$arch" in
1723 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1724 esac
1725 fi
1726 fi
1727
1728 if enabled gprof; then
1729 add_cflags "-p"
1730 add_ldflags "-p"
1731 fi
1732
1733 VHOOKCFLAGS="-fPIC"
1734
1735 # Find out if the .align argument is a power of two or not.
1736 if test $asmalign_pot = "unknown"; then
1737 disable asmalign_pot
1738 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1739 fi
1740
1741 enabled_any $DECODER_LIST && enable decoders
1742 enabled_any $ENCODER_LIST && enable encoders
1743 enabled_any $BSF_LIST && enable bsfs
1744 enabled_any $DEMUXER_LIST && enable demuxers
1745 enabled_any $MUXER_LIST && enable muxers
1746 enabled_any $INDEV_LIST && enable demuxers
1747 enabled_any $OUTDEV_LIST && enable muxers
1748 enabled_any $PROTOCOL_LIST && enable protocols
1749
1750 enabled_any $THREADS_LIST && enable threads
1751
1752 check_deps $CONFIG_LIST \
1753 $HAVE_LIST \
1754 $DECODER_LIST \
1755 $ENCODER_LIST \
1756 $PARSER_LIST \
1757 $BSF_LIST \
1758 $DEMUXER_LIST \
1759 $MUXER_LIST \
1760 $INDEV_LIST \
1761 $OUTDEV_LIST \
1762 $PROTOCOL_LIST \
1763
1764 enabled libdc1394 && append pkg_requires "libraw1394"
1765 enabled libtheora && append pkg_requires "theora"
1766 enabled libvorbis && append pkg_requires "vorbisenc"
1767
1768 echo "install prefix $PREFIX"
1769 echo "source path $source_path"
1770 echo "C compiler $cc"
1771 echo "make $make"
1772 echo ".align is power-of-two $asmalign_pot"
1773 echo "ARCH $arch ($cpu)"
1774 if test "$BUILDSUF" != ""; then
1775 echo "build suffix $BUILDSUF"
1776 fi
1777 echo "big-endian ${bigendian-no}"
1778 if test $arch = "x86_32" -o $arch = "x86_64"; then
1779 echo "MMX enabled ${mmx-no}"
1780 echo "CMOV enabled ${cmov-no}"
1781 echo "CMOV is fast ${fast_cmov-no}"
1782 echo "EBX available ${ebx_available-no}"
1783 echo "EBP available ${ebp_available-no}"
1784 fi
1785 if test $arch = "armv4l"; then
1786 echo "ARMv5TE enabled ${armv5te-no}"
1787 echo "ARMv6 enabled ${armv6-no}"
1788 echo "IWMMXT enabled ${iwmmxt-no}"
1789 fi
1790 if test $arch = "mips"; then
1791 echo "MMI enabled ${mmi-no}"
1792 fi
1793 if test $arch = "powerpc"; then
1794 echo "AltiVec enabled ${altivec-no}"
1795 echo "dcbzl available ${dcbzl-no}"
1796 fi
1797 echo "gprof enabled ${gprof-no}"
1798 echo "debug symbols ${debug-no}"
1799 echo "strip symbols ${dostrip-no}"
1800 echo "optimizations ${optimizations-no}"
1801 echo "static ${static-no}"
1802 echo "shared ${shared-no}"
1803 echo "postprocessing support ${pp-no}"
1804 echo "software scaler enabled ${swscaler-no}"
1805 echo "video hooking ${vhook-no}"
1806 if enabled vhook; then
1807 echo "Imlib2 support ${imlib2-no}"
1808 echo "FreeType support ${freetype2-no}"
1809 fi
1810 echo "network support ${network-no}"
1811 if enabled network; then
1812 echo "IPv6 support ${ipv6-no}"
1813 fi
1814 echo "threading support ${thread_type-no}"
1815 echo "SDL support ${sdl-no}"
1816 if enabled sdl_too_old; then
1817 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1818 fi
1819 echo "Sun medialib support ${mlib-no}"
1820 echo "AVISynth enabled ${avisynth-no}"
1821 echo "liba52 support ${liba52-no}"
1822 echo "liba52 dlopened ${liba52bin-no}"
1823 echo "libamr-nb support ${libamr_nb-no}"
1824 echo "libamr-wb support ${libamr_wb-no}"
1825 echo "libdc1394 support ${libdc1394-no}"
1826 echo "libfaac enabled ${libfaac-no}"
1827 echo "libfaad enabled ${libfaad-no}"
1828 echo "libfaad dlopened ${libfaadbin-no}"
1829 echo "libgsm enabled ${libgsm-no}"
1830 echo "libmp3lame enabled ${libmp3lame-no}"
1831 echo "libnut enabled ${libnut-no}"
1832 echo "libtheora enabled ${libtheora-no}"
1833 echo "libvorbis enabled ${libvorbis-no}"
1834 echo "x264 enabled ${libx264-no}"
1835 echo "XviD enabled ${libxvid-no}"
1836 echo "zlib enabled ${zlib-no}"
1837 enabled gpl &&
1838 echo "License: GPL" ||
1839 echo "License: LGPL"
1840
1841 for type in decoder encoder parser demuxer muxer protocol bsf; do
1842 echo "Enabled ${type}s:"
1843 ucname="\$`toupper $type`_LIST"
1844 list="`eval echo $ucname`"
1845 partlist=""
1846 for part in $list; do
1847 enabled $part && partlist="$partlist $part"
1848 done
1849 partlist=`echo $partlist | sed s/_$type//g | tr ' ' '\n' | sort`
1850 echo $partlist
1851 done
1852
1853 echo "Creating config.mak and config.h..."
1854
1855 echo "# Automatically generated by configure - do not modify!" > config.mak
1856 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1857 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1858 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1859 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1860
1861 echo "PREFIX=$PREFIX" >> config.mak
1862 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1863 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1864 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1865 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1866 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1867 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1868 echo "MAKE=$make" >> config.mak
1869 echo "CC=$cc" >> config.mak
1870 echo "AR=$ar" >> config.mak
1871 echo "RANLIB=$ranlib" >> config.mak
1872 echo "LDCONFIG=$LDCONFIG" >> config.mak
1873 echo "LN_S=$ln_s" >> config.mak
1874 enabled dostrip &&
1875 echo "STRIP=$strip" >> config.mak ||
1876 echo "STRIP=echo ignoring strip" >> config.mak
1877
1878 echo "OPTFLAGS=$CFLAGS" >> config.mak
1879 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1880 echo "LDFLAGS=$LDFLAGS" >> config.mak
1881 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1882 echo "SHFLAGS=$SHFLAGS" >> config.mak
1883 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1884 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1885 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1886 echo "BUILD_STATIC=$static" >> config.mak
1887 echo "BUILDSUF=$BUILDSUF" >> config.mak
1888 echo "FULLNAME=$FULLNAME" >> config.mak
1889 echo "LIBPREF=$LIBPREF" >> config.mak
1890 echo "LIBSUF=$LIBSUF" >> config.mak
1891 echo "LIBNAME=$LIBNAME" >> config.mak
1892 echo "SLIBPREF=$SLIBPREF" >> config.mak
1893 echo "SLIBSUF=$SLIBSUF" >> config.mak
1894 echo "EXESUF=$EXESUF" >> config.mak
1895
1896 if enabled bigendian; then
1897 echo "WORDS_BIGENDIAN=yes" >> config.mak
1898 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1899 fi
1900 if enabled mmx; then
1901 echo "#define __CPU__ 586" >> $TMPH
1902 fi
1903
1904 if enabled sdl; then
1905 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1906 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1907 fi
1908 if enabled texi2html; then
1909 echo "BUILD_DOC=yes" >> config.mak
1910 fi
1911
1912 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1913 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1914 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1915 lavd_version=`grep '#define LIBAVDEVICE_VERSION ' "$source_path/libavdevice/avdevice.h" | sed 's/[^0-9\.]//g'`
1916 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1917 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1918
1919
1920
1921 if enabled shared; then
1922 echo "BUILD_SHARED=yes" >> config.mak
1923 echo "PIC=-fPIC -DPIC" >> config.mak
1924 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1925 echo "SPPVERSION=$pp_version" >> config.mak
1926 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1927 echo "LAVCVERSION=$lavc_version" >> config.mak
1928 echo "LAVDMAJOR=${lavd_version%%.*}" >> config.mak
1929 echo "LAVDVERSION=$lavd_version" >> config.mak
1930 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1931 echo "LAVFVERSION=$lavf_version" >> config.mak
1932 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1933 echo "LAVUVERSION=$lavu_version" >> config.mak
1934 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1935 echo "SWSVERSION=$sws_version" >> config.mak
1936 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1937 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1938 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1939 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1940 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1941 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
1942 fi
1943 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1944 echo "EXTRALIBS=$extralibs" >> config.mak
1945
1946 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1947 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1948 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1949 $DECODER_LIST \
1950 $ENCODER_LIST \
1951 $PARSER_LIST \
1952 $BSF_LIST \
1953 $DEMUXER_LIST \
1954 $MUXER_LIST \
1955 $PROTOCOL_LIST \
1956 $INDEV_LIST \
1957 $OUTDEV_LIST \
1958
1959 echo "#define restrict $_restrict" >> $TMPH
1960
1961 if enabled small; then
1962 echo "#define av_always_inline" >> $TMPH
1963 fi
1964
1965 echo "SRC_PATH=\"$source_path\"" >> config.mak
1966 echo "SRC_PATH_BARE=$source_path" >> config.mak
1967 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1968
1969 # Apparently it's not possible to portably echo a backslash.
1970 enabled asmalign_pot &&
1971 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
1972 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1973
1974
1975 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
1976
1977 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1978 cmp -s $TMPH config.h &&
1979 echo "config.h is unchanged" ||
1980 mv -f $TMPH config.h
1981
1982 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1983
1984 # build tree in object directory if source path is different from current one
1985 if enabled source_path_used; then
1986 DIRS="\
1987 doc \
1988 libavcodec \
1989 libavcodec/alpha \
1990 libavcodec/armv4l \
1991 libavcodec/bfin \
1992 libavcodec/i386 \
1993 libavcodec/mlib \
1994 libavcodec/ppc \
1995 libavcodec/sh4 \
1996 libavcodec/sparc \
1997 libavdevice \
1998 libavformat \
1999 libavutil \
2000 libpostproc \
2001 libswscale \
2002 tests \
2003 tools \
2004 vhook \
2005 "
2006 FILES="\
2007 Makefile \
2008 common.mak \
2009 doc/texi2pod.pl \
2010 libavcodec/Makefile \
2011 libavdevice/Makefile \
2012 libavformat/Makefile \
2013 libavutil/Makefile \
2014 libpostproc/Makefile \
2015 libswscale/Makefile \
2016 "
2017 for dir in $DIRS ; do
2018 mkdir -p $dir
2019 done
2020 for f in $FILES ; do
2021 $ln_s "$source_path/$f" $f
2022 done
2023 fi
2024
2025
2026 # build pkg-config files
2027 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2028
2029 pkgconfig_generate(){
2030 name=$1
2031 comment=$2
2032 version=$3
2033 libs=$4
2034 requires=$5
2035 include=$6
2036 cat <<EOF >$name.pc
2037 prefix=$PREFIX
2038 exec_prefix=\${prefix}
2039 libdir=\${exec_prefix}/lib
2040 includedir=\${prefix}/include
2041
2042 Name: $name
2043 Description: $comment
2044 Version: $version
2045 Requires: $requires
2046 Conflicts:
2047 Libs: -L\${libdir} $libs
2048 Cflags: -I\${includedir} -I\${includedir}/$include
2049 EOF
2050 }
2051
2052 pkgconfig_generate_uninstalled(){
2053 name=$1
2054 shortname=${name#lib}
2055 comment=$2
2056 version=$3
2057 libs=$4
2058 requires=$5
2059 cat <<EOF >$name-uninstalled.pc
2060 prefix=
2061 exec_prefix=
2062 libdir=\${pcfiledir}/$name
2063 includedir=\${pcfiledir}/$name
2064
2065 Name: $name
2066 Description: $comment
2067 Version: $version
2068 Requires: $requires
2069 Conflicts:
2070 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2071 Cflags: -I\${includedir}
2072 EOF
2073 }
2074
2075 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2076 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2077
2078 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2079 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2080
2081 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2082 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2083
2084 pkgconfig_generate libavdevice "FFmpeg device handling library" "$lavd_version" "-lavdevice $extralibs" "$pkg_requires libavformat = $lavf_version" ffmpeg
2085 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$lavd_version" "$extralibs" "$pkg_requires libavformat = $lavf_version"
2086 if enabled pp; then
2087 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2088 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2089 fi
2090
2091 if enabled swscaler; then
2092 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2093 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2094 else
2095 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2096 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2097 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2098 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2099 fi