Fix avisynth compilation after allformats.h was removed
[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-libogg enable Ogg muxing via libogg [default=no]"
95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
96 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
97 echo " native implementations exist [default=no]"
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
100 echo " native MPEG-4/Xvid encoder exists [default=no]"
101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
105 echo " --cross-compile assume a cross-compiler is used"
106 echo " --target-os=OS compiler targets OS [$targetos]"
107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
113 echo " --arch=ARCH select architecture [$arch]"
114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
116 echo " --enable-powerpc-perf enable performance report on PPC"
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
119 echo " --disable-armv5te disable armv5te usage"
120 echo " --disable-armv6 disable armv6 usage"
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
123 echo " --disable-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 " --list-decoders show all available decoders"
158 echo " --list-encoders show all available encoders"
159 echo " --list-muxers show all available muxers"
160 echo " --list-demuxers show all available demuxers"
161 echo " --list-parsers show all available parsers"
162 echo " --list-protocols show all available protocols"
163 echo " --list-bsfs show all available bitstream filters"
164 echo
165 echo "Developer options (useful when working on FFmpeg itself):"
166 echo " --enable-gprof enable profiling with gprof [$gprof]"
167 echo " --disable-opts disable compiler optimizations"
168 echo " --enable-extra-warnings enable more compiler warnings"
169 echo " --disable-strip disable stripping of executables and shared libraries"
170 echo ""
171 echo "NOTE: Object files are built at the place where configure is launched."
172 exit 1
173 }
174
175 log(){
176 echo "$@" >>$logfile
177 }
178
179 log_file(){
180 log BEGIN $1
181 cat -n $1 >>$logfile
182 log END $1
183 }
184
185 echolog(){
186 log "$@"
187 echo "$@"
188 }
189
190 die(){
191 echolog "$@"
192 cat <<EOF
193 If you think configure made a mistake, make sure you are using the latest
194 version from SVN. If the latest version fails, report the problem to the
195 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
196 EOF
197 if enabled logging; then
198 cat <<EOF
199 Include the log file "$logfile" produced by configure as this will help
200 solving the problem.
201 EOF
202 else
203 cat <<EOF
204 Rerun configure with logging enabled (do not use --log=no), and include the
205 log this produces with your report.
206 EOF
207 fi
208 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
209 exit 1
210 }
211
212 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
213 toupper(){
214 echo "$@" | tr '[a-z]' '[A-Z]'
215 }
216
217 tolower(){
218 echo "$@" | tr '[A-Z]' '[a-z]'
219 }
220
221 set_all(){
222 value=$1
223 shift
224 for var in $*; do
225 eval $var=$value
226 done
227 }
228
229 pushvar(){
230 for var in $*; do
231 eval level=\${${var}_level:=0}
232 eval ${var}_${level}="\$$var"
233 eval ${var}_level=$(($level+1))
234 done
235 }
236
237 popvar(){
238 for var in $*; do
239 eval level=\${${var}_level:-0}
240 test $level = 0 && continue
241 eval level=$(($level-1))
242 eval $var="\${${var}_${level}}"
243 eval ${var}_level=$level
244 eval unset ${var}_${level}
245 done
246 }
247
248 enable(){
249 set_all yes $*
250 }
251
252 disable(){
253 set_all no $*
254 }
255
256 enabled(){
257 eval test "x\$$1" = "xyes"
258 }
259
260 disabled(){
261 eval test "x\$$1" = "xno"
262 }
263
264 enabled_all(){
265 for opt; do
266 enabled $opt || return 1
267 done
268 }
269
270 disabled_all(){
271 for opt; do
272 disabled $opt || return 1
273 done
274 }
275
276 enabled_any(){
277 for opt; do
278 enabled $opt && return 0
279 done
280 }
281
282 disabled_any(){
283 for opt; do
284 disabled $opt && return 0
285 done
286 }
287
288 is_in(){
289 value=$1
290 shift
291 for var in $*; do
292 [ $var = $value ] && return 0
293 done
294 return 1
295 }
296
297 check_deps(){
298 for cfg; do
299 enabled ${cfg}_checking && die "Circular dependency for $cfg."
300 disabled ${cfg}_checking && continue
301 enable ${cfg}_checking
302
303 eval dep_all="\$${cfg}_deps"
304 eval dep_any="\$${cfg}_deps_any"
305
306 pushvar cfg dep_all dep_any
307 check_deps $dep_all $dep_any
308 popvar cfg dep_all dep_any
309
310 enabled_all $dep_all || disable $cfg
311 enabled_any $dep_any || disable $cfg
312
313 if enabled $cfg; then
314 eval dep_extralibs="\$${cfg}_extralibs"
315 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
316 fi
317
318 disable ${cfg}_checking
319 done
320 }
321
322 print_config(){
323 pfx=$1
324 header=$2
325 makefile=$3
326 shift 3
327 for cfg; do
328 ucname="`toupper $cfg`"
329 if enabled $cfg; then
330 echo "#define ${pfx}${ucname} 1" >> $header
331 echo "#define ENABLE_${ucname} 1" >> $header
332 echo "${pfx}${ucname}=yes" >> $makefile
333 else
334 echo "#define ENABLE_${ucname} 0" >> $header
335 fi
336 done
337 }
338
339 flags_saved(){
340 (: ${SAVE_CFLAGS?}) 2>/dev/null
341 }
342
343 save_flags(){
344 flags_saved && return
345 SAVE_CFLAGS="$CFLAGS"
346 SAVE_LDFLAGS="$LDFLAGS"
347 SAVE_extralibs="$extralibs"
348 }
349
350 restore_flags(){
351 flags_saved || return
352 CFLAGS="$SAVE_CFLAGS"
353 LDFLAGS="$SAVE_LDFLAGS"
354 extralibs="$SAVE_extralibs"
355 unset SAVE_CFLAGS
356 unset SAVE_LDFLAGS
357 unset SAVE_extralibs
358 }
359
360 temp_cflags(){
361 save_flags
362 CFLAGS="$CFLAGS $*"
363 }
364
365 temp_ldflags(){
366 save_flags
367 LDFLAGS="$LDFLAGS $*"
368 }
369
370 temp_extralibs(){
371 save_flags
372 extralibs="$extralibs $*"
373 }
374
375 append(){
376 var=$1
377 shift
378 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
379 eval "$var=\"\$$var $*\""
380 }
381
382 add_cflags(){
383 append CFLAGS "$@"
384 }
385
386 add_ldflags(){
387 append LDFLAGS "$@"
388 }
389
390 add_extralibs(){
391 append extralibs "$@"
392 }
393
394 check_cmd(){
395 log "$@"
396 "$@" >>$logfile 2>&1
397 }
398
399 check_cc(){
400 log check_cc "$@"
401 cat >$TMPC
402 log_file $TMPC
403 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
404 }
405
406 check_cpp(){
407 log check_cpp "$@"
408 cat >$TMPC
409 log_file $TMPC
410 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
411 }
412
413 check_asm(){
414 log check_asm "$@"
415 name="$1"
416 asm="$2"
417 shift 2
418 check_cc "$@" <<EOF && enable $name || disable $name
419 int foo(void){
420 asm volatile($asm);
421 }
422 EOF
423 }
424
425 check_ld(){
426 log check_ld "$@"
427 check_cc || return
428 flags=''
429 libs=''
430 for f; do
431 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
432 done
433 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
434 }
435
436 check_cflags(){
437 log check_cflags "$@"
438 check_cc "$@" <<EOF && add_cflags "$@"
439 int x;
440 EOF
441 }
442
443 check_ldflags(){
444 log check_ldflags "$@"
445 check_ld "$@" <<EOF && add_ldflags "$@"
446 int main(){
447 return 0;
448 }
449 EOF
450 }
451
452 check_header(){
453 log check_header "$@"
454 header=$1
455 shift
456 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
457 disable $var
458 check_cpp "$@" <<EOF && enable $var
459 #include <$header>
460 int x;
461 EOF
462 }
463
464 check_func(){
465 log check_func "$@"
466 func=$1
467 shift
468 disable $func
469 check_ld "$@" <<EOF && enable $func
470 extern int $func();
471 int main(){
472 $func();
473 }
474 EOF
475 }
476
477 check_func2(){
478 log check_func2 "$@"
479 headers=$1
480 func=$2
481 shift 2
482 disable $func
483 incs=""
484 for hdr in $headers; do
485 incs="$incs
486 #include <$hdr>"
487 done
488 check_ld "$@" <<EOF && enable $func
489 $incs
490 int main(){
491 (void) $func;
492 return 0;
493 }
494 EOF
495 }
496
497 check_lib(){
498 log check_lib "$@"
499 header="$1"
500 func="$2"
501 shift 2
502 temp_extralibs "$@"
503 check_header $header && check_func $func && add_extralibs "$@"
504 err=$?
505 restore_flags
506 return $err
507 }
508
509 check_lib2(){
510 log check_lib2 "$@"
511 headers="$1"
512 func="$2"
513 shift 2
514 temp_extralibs "$@"
515 check_func2 "$headers" $func && add_extralibs "$@"
516 err=$?
517 restore_flags
518 return $err
519 }
520
521 check_exec(){
522 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
523 }
524
525 check_exec_crash(){
526 code=`cat`
527
528 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
529 # are safe but may not be available everywhere. Thus we use
530 # raise(SIGTERM) instead. The check is run in a subshell so we
531 # can redirect the "Terminated" message from the shell. SIGBUS
532 # is not defined by standard C so it is used conditionally.
533
534 (check_exec "$@") >>$logfile 2>&1 <<EOF
535 #include <signal.h>
536 static void sighandler(int sig){
537 raise(SIGTERM);
538 }
539 int main(){
540 signal(SIGILL, sighandler);
541 signal(SIGFPE, sighandler);
542 signal(SIGSEGV, sighandler);
543 #ifdef SIGBUS
544 signal(SIGBUS, sighandler);
545 #endif
546 { $code }
547 }
548 EOF
549 }
550
551 require(){
552 name="$1"
553 header="$2"
554 func="$3"
555 shift 3
556 check_lib $header $func "$@" || die "ERROR: $name not found"
557 }
558
559 require2(){
560 name="$1"
561 headers="$2"
562 func="$3"
563 shift 3
564 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
565 }
566
567 check_foo_config(){
568 cfg=$1
569 pkg=$2
570 header=$3
571 func=$4
572 shift 4
573 disable $cfg
574 check_cmd ${pkg}-config --version
575 err=$?
576 if test "$err" = 0; then
577 temp_cflags `${pkg}-config --cflags`
578 temp_extralibs `${pkg}-config --libs`
579 check_lib "$@" $header $func && enable $cfg
580 fi
581 return $err
582 }
583
584 apply(){
585 file=$1
586 shift
587 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
588 }
589
590 COMPONENT_LIST="
591 bsfs
592 decoders
593 demuxers
594 encoders
595 muxers
596 parsers
597 protocols
598 "
599
600 CONFIG_LIST="
601 $COMPONENT_LIST
602 avisynth
603 beos_netserver
604 ffmpeg
605 ffplay
606 ffserver
607 gpl
608 gprof
609 gray
610 ipv6
611 liba52
612 liba52bin
613 libamr
614 libamr_nb
615 libamr_wb
616 libdc1394
617 libfaac
618 libfaad
619 libfaadbin
620 libgsm
621 libmp3lame
622 libnut
623 libogg
624 libtheora
625 libvorbis
626 libx264
627 libxvid
628 memalign_hack
629 mpegaudio_hp
630 network
631 powerpc_perf
632 pp
633 small
634 swscaler
635 vhook
636 x11grab
637 zlib
638 "
639
640 THREADS_LIST='
641 beosthreads
642 pthreads
643 w32threads
644 '
645
646 ARCH_LIST='
647 alpha
648 armv4l
649 bfin
650 ia64
651 m68k
652 mips
653 parisc
654 powerpc
655 s390
656 sh4
657 sparc
658 sparc64
659 x86
660 x86_32
661 x86_64
662 '
663
664 ARCH_EXT_LIST='
665 altivec
666 armv5te
667 armv6
668 iwmmxt
669 mmi
670 mmx
671 ssse3
672 vis
673 '
674
675 HAVE_LIST="
676 $ARCH_EXT_LIST
677 $THREADS_LIST
678 altivec_h
679 arpa_inet_h
680 byteswap_h
681 closesocket
682 cmov
683 conio_h
684 dcbzl
685 dev_bktr_ioctl_bt848_h
686 dev_bktr_ioctl_meteor_h
687 dev_ic_bt8xx_h
688 dev_video_meteor_ioctl_meteor_h
689 dev_video_bktr_ioctl_bt848_h
690 dlfcn_h
691 dlopen
692 ebp_available
693 ebx_available
694 fast_64bit
695 fast_cmov
696 fast_unaligned
697 fork
698 freetype2
699 gethrtime
700 GetProcessTimes
701 getrusage
702 imlib2
703 inet_aton
704 lrintf
705 machine_ioctl_bt848_h
706 machine_ioctl_meteor_h
707 malloc_h
708 memalign
709 mkstemp
710 mlib
711 ppc64
712 sdl
713 sdl_video_size
714 soundcard_h
715 sys_poll_h
716 sys_soundcard_h
717 termios_h
718 threads
719 winsock2_h
720 "
721
722 CMDLINE_SELECT="
723 $ARCH_EXT_LIST
724 $CONFIG_LIST
725 $THREADS_LIST
726 debug
727 extra_warnings
728 shared
729 static
730 "
731
732 # code dependency declarations
733
734 # architecture extensions
735 altivec_deps="powerpc"
736 armv5te_deps="armv4l"
737 armv6_deps="armv4l"
738 iwmmxt_deps="armv4l"
739 mmi_deps="mips"
740 mmx_deps="x86"
741 ssse3_deps="x86"
742 vis_deps="sparc"
743
744 # decoders / encoders
745 ac3_decoder_deps="gpl"
746 dxa_decoder_deps="zlib"
747 flashsv_decoder_deps="zlib"
748 flashsv_encoder_deps="zlib"
749 flv_decoder_deps="h263_decoder"
750 h263_decoder_deps="h263_parser mpeg4video_parser"
751 h263i_decoder_deps="h263_decoder"
752 h264_decoder_deps="h264_parser"
753 mpeg_xvmc_decoder_deps="xvmc"
754 mpeg4_decoder_deps="h263_decoder"
755 msmpeg4v1_decoder_deps="h263_decoder"
756 msmpeg4v2_decoder_deps="h263_decoder"
757 msmpeg4v3_decoder_deps="h263_decoder"
758 png_decoder_deps="zlib"
759 png_encoder_deps="zlib"
760 svq3_decoder_deps="h264_parser"
761 vc1_decoder_deps="h263_decoder"
762 wmv1_decoder_deps="h263_decoder"
763 wmv2_decoder_deps="h263_decoder"
764 wmv3_decoder_deps="h263_decoder"
765 zmbv_decoder_deps="zlib"
766 zmbv_encoder_deps="zlib"
767
768 # external libraries
769 liba52_decoder_deps="liba52"
770 liba52bin_decoder_extralibs='$ldl'
771 libamr_nb_decoder_deps="libamr_nb"
772 libamr_nb_encoder_deps="libamr_nb"
773 libamr_wb_decoder_deps="libamr_wb"
774 libamr_wb_encoder_deps="libamr_wb"
775 libfaac_encoder_deps="libfaac"
776 libfaad_decoder_deps="libfaad"
777 libfaadbin_decoder_extralibs='$ldl'
778 libgsm_decoder_deps="libgsm"
779 libgsm_encoder_deps="libgsm"
780 libgsm_ms_decoder_deps="libgsm"
781 libgsm_ms_encoder_deps="libgsm"
782 libmp3lame_encoder_deps="libmp3lame"
783 libtheora_encoder_deps="libtheora"
784 libvorbis_decoder_deps="libvorbis"
785 libvorbis_encoder_deps="libvorbis"
786 libx264_encoder_deps="libx264"
787 libxvid_encoder_deps="libxvid"
788 mpeg4aac_decoder_deps="libfaad"
789
790 # demuxers / muxers
791 ac3_demuxer_deps="ac3_parser"
792 audio_beos_demuxer_deps="audio_beos"
793 audio_beos_demuxer_extralibs="-lmedia -lbe"
794 audio_beos_muxer_deps="audio_beos"
795 audio_beos_muxer_extralibs="-lmedia -lbe"
796 avisynth_demuxer_deps="avisynth"
797 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
798 dv1394_demuxer_deps="dv1394"
799 libdc1394_demuxer_deps="libdc1394"
800 libnut_demuxer_deps="libnut"
801 libnut_muxer_deps="libnut"
802 mp3_demuxer_deps="mpegaudio_parser"
803 ogg_muxer_deps="libogg"
804 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
805 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
806 redir_demuxer_deps="network"
807 rtp_muxer_deps="network mpegts_demuxer"
808 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
809 sdp_demuxer_deps="rtsp_demuxer"
810 v4l2_demuxer_deps="linux_videodev2_h"
811 v4l_demuxer_deps="linux_videodev_h"
812 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
813 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
814
815 # protocols
816 http_protocol_deps="network"
817 rtp_protocol_deps="udp_protocol"
818 tcp_protocol_deps="network"
819 udp_protocol_deps="network"
820
821 # programs
822 ffplay_deps="sdl"
823 ffserver_deps="muxers rtp_protocol"
824 ffserver_extralibs='$ldl'
825 vhook_extralibs='$ldl'
826
827
828 # set temporary file name
829 if test ! -z "$TMPDIR" ; then
830 TMPDIR1="${TMPDIR}"
831 elif test ! -z "$TEMPDIR" ; then
832 TMPDIR1="${TEMPDIR}"
833 else
834 TMPDIR1="/tmp"
835 fi
836
837 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
838 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
839 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
840 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
841 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
842
843 # default parameters
844
845 enable logging
846 logfile="config.err"
847
848 # installation paths
849 PREFIX="/usr/local"
850 libdir='$(PREFIX)/lib'
851 shlibdir="$libdir"
852 incdir='$(PREFIX)/include/ffmpeg'
853 mandir='$(PREFIX)/share/man'
854 bindir='$(PREFIX)/bin'
855
856 # toolchain
857 cc="gcc"
858 ar="ar"
859 ranlib="ranlib"
860 make="make"
861 strip="strip"
862 asmalign_pot="unknown"
863 ln_s="ln -sf"
864
865 # machine
866 arch=`uname -m`
867 cpu="generic"
868
869 # OS
870 targetos=$(tolower $(uname -s))
871
872 # libraries
873 enable zlib
874
875 # configurable options
876 enable debug
877 enable dostrip
878 enable ffmpeg
879 enable ffplay
880 enable ffserver
881 enable ipv6
882 enable static
883 enable mpegaudio_hp
884 enable network
885 enable optimize
886 enable protocols
887 vhook="default"
888
889 # build settings
890 SHFLAGS='-shared -Wl,-soname,$@'
891 VHOOKSHFLAGS='$(SHFLAGS)'
892 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
893 FFSERVERLDFLAGS=-Wl,-E
894 LDCONFIG="ldconfig"
895 LIBPREF="lib"
896 LIBSUF=".a"
897 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
898 SLIBPREF="lib"
899 SLIBSUF=".so"
900 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
901 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
902 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
903 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
904
905 # find source path
906 source_path="`dirname \"$0\"`"
907 enable source_path_used
908 if test -z "$source_path" -o "$source_path" = "." ; then
909 source_path="`pwd`"
910 disable source_path_used
911 else
912 source_path="`cd \"$source_path\"; pwd`"
913 echo "$source_path" | grep -q '[[:blank:]]' &&
914 die "Out of tree builds are impossible with whitespace in source path."
915 fi
916
917 FFMPEG_CONFIGURATION="$@"
918
919 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
920 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
921 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
922 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
923 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
924 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
925 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
926
927 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
928 enable $ARCH_EXT_LIST
929
930 die_unknown(){
931 echo "Unknown option \"$1\"."
932 echo "See $0 --help for available options."
933 exit 1
934 }
935
936 show_list() {
937 for part in $*; do
938 echo $part | sed 's/_[^_]*$//'
939 done | sort
940 exit 0
941 }
942
943 for opt do
944 optval="${opt#*=}"
945 case "$opt" in
946 --log)
947 ;;
948 --log=*) logging="$optval"
949 ;;
950 --prefix=*) PREFIX="$optval"
951 ;;
952 --libdir=*) libdir="$optval"
953 ;;
954 --shlibdir=*) shlibdir="$optval"
955 ;;
956 --incdir=*) incdir="$optval"
957 ;;
958 --mandir=*) mandir="$optval"
959 ;;
960 --source-path=*) source_path="$optval"
961 ;;
962 --cross-prefix=*) cross_prefix="$optval"
963 ;;
964 --cross-compile) enable cross_compile
965 ;;
966 --target-os=*) targetos="$optval"
967 ;;
968 --cc=*) cc="$optval"
969 ;;
970 --make=*) make="$optval"
971 ;;
972 --extra-cflags=*) add_cflags "$optval"
973 ;;
974 --extra-ldflags=*) add_ldflags "$optval"
975 ;;
976 --extra-libs=*) add_extralibs "$optval"
977 ;;
978 --build-suffix=*) BUILDSUF="$optval"
979 ;;
980 --arch=*) arch="$optval"
981 ;;
982 --cpu=*) cpu="$optval"
983 ;;
984 --disable-opts) disable optimize
985 ;;
986 --enable-sunmlib) enable mlib
987 ;;
988 --disable-strip) disable dostrip
989 ;;
990 --disable-encoders) disable $ENCODER_LIST
991 ;;
992 --disable-decoders) disable $DECODER_LIST
993 ;;
994 --disable-muxers) disable $MUXER_LIST
995 ;;
996 --disable-demuxers) disable $DEMUXER_LIST
997 ;;
998 --disable-parsers) disable $PARSER_LIST
999 ;;
1000 --disable-bsfs) disable $BSF_LIST
1001 ;;
1002 --disable-protocols) disable $PROTOCOL_LIST
1003 ;;
1004 --enable-*=*|--disable-*=*)
1005 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1006 case "$thing" in
1007 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1008 *) die_unknown "$opt" ;;
1009 esac
1010 ;;
1011 --enable-?*|--disable-?*)
1012 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1013 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1014 $action $option
1015 ;;
1016 --list-*)
1017 NAME="${opt#--list-}"
1018 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1019 NAME=$(toupper ${NAME%s})
1020 eval show_list \$${NAME}_LIST
1021 ;;
1022 --help|-h) show_help
1023 ;;
1024 *)
1025 die_unknown $opt
1026 ;;
1027 esac
1028 done
1029
1030 case "$arch" in
1031 i386|i486|i586|i686|i86pc|BePC)
1032 arch="x86_32"
1033 enable fast_unaligned
1034 ;;
1035 x86_64|amd64)
1036 arch="x86_32"
1037 enable fast_unaligned
1038 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1039 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1040 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1041 arch="x86_64"
1042 enable fast_64bit
1043 fi
1044 fi
1045 ;;
1046 # armv4l is a subset of armv[567]*l
1047 arm|armv[4567]*l)
1048 arch="armv4l"
1049 ;;
1050 alpha)
1051 arch="alpha"
1052 enable fast_64bit
1053 ;;
1054 "Power Macintosh"|ppc|powerpc)
1055 arch="powerpc"
1056 ;;
1057 ppc64)
1058 arch="powerpc"
1059 enable fast_64bit
1060 ;;
1061 mips|mipsel|IP*)
1062 arch="mips"
1063 ;;
1064 sun4u|sparc64)
1065 arch="sparc64"
1066 enable fast_64bit
1067 ;;
1068 sparc)
1069 arch="sparc"
1070 ;;
1071 sh4)
1072 arch="sh4"
1073 ;;
1074 parisc)
1075 arch="parisc"
1076 ;;
1077 parisc64)
1078 arch="parisc"
1079 enable fast_64bit
1080 ;;
1081 s390|s390x)
1082 arch="s390"
1083 ;;
1084 m68k)
1085 arch="m68k"
1086 ;;
1087 ia64)
1088 arch="ia64"
1089 enable fast_64bit
1090 ;;
1091 bfin)
1092 arch="bfin"
1093 ;;
1094 *)
1095 arch="unknown"
1096 ;;
1097 esac
1098
1099 enable $arch
1100 enabled_any x86_32 x86_64 && enable x86
1101 enabled sparc64 && enable sparc
1102
1103 # OS specific
1104 case $targetos in
1105 beos|haiku|zeta)
1106 PREFIX="$HOME/config"
1107 # helps building libavcodec
1108 add_cflags "-DPIC -fomit-frame-pointer"
1109 # 3 gcc releases known for BeOS, each with ugly bugs
1110 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1111 case "$gcc_version" in
1112 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1113 disable mmx
1114 ;;
1115 *20010315*) echo "BeBits gcc"
1116 add_cflags "-fno-expensive-optimizations"
1117 ;;
1118 esac
1119 LDCONFIG="echo ignoring ldconfig"
1120 SHFLAGS=-nostart
1121 # enable BeOS things
1122 enable audio_beos
1123 # no need for libm, but the inet stuff
1124 # Check for BONE
1125 # XXX: actually should check for NOT net_server
1126 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1127 network_extralibs="-lbind -lsocket"
1128 else
1129 enable beos_netserver
1130 network_extralibs="-lnet"
1131 fi ;;
1132 sunos)
1133 FFSERVERLDFLAGS=""
1134 SHFLAGS="-shared -Wl,-h,\$@"
1135 network_extralibs="-lsocket -lnsl"
1136 ;;
1137 netbsd)
1138 oss_demuxer_extralibs="-lossaudio"
1139 oss_muxer_extralibs="-lossaudio"
1140 ;;
1141 openbsd)
1142 disable need_memalign
1143 LIBOBJFLAGS="\$(PIC)"
1144 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1145 SHFLAGS='-shared'
1146 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1147 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1148 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1149 oss_demuxer_extralibs="-lossaudio"
1150 oss_muxer_extralibs="-lossaudio"
1151 ;;
1152 freebsd)
1153 disable need_memalign
1154 ;;
1155 bsd/os)
1156 osextralibs="-lpoll -lgnugetopt"
1157 strip="strip -d"
1158 ;;
1159 darwin)
1160 disable need_memalign
1161 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1162 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1163 strip="strip -x"
1164 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1165 SLIBSUF=".dylib"
1166 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1167 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1168 FFSERVERLDFLAGS=-Wl,-bind_at_load
1169 ;;
1170 mingw32*)
1171 targetos=mingw32
1172 shlibdir="$bindir"
1173 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1174 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1175 if enabled swscaler; then
1176 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1177 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1178 fi
1179 disable ffserver
1180 SLIBPREF=""
1181 SLIBSUF=".dll"
1182 EXESUF=".exe"
1183 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1184 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1185 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1186 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1187 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1188 ;;
1189 cygwin*)
1190 targetos=cygwin
1191 shlibdir="$bindir"
1192 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1193 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1194 if enabled swscaler; then
1195 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1196 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1197 fi
1198 EXESUF=".exe"
1199 SLIBPREF="cyg"
1200 SLIBSUF=".dll"
1201 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1202 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1203 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1204 ;;
1205 linux)
1206 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1207 enable dv1394
1208 ;;
1209 irix*)
1210 targetos=irix
1211 ranlib="echo ignoring ranlib"
1212 ;;
1213 *)
1214 targetos="${targetos}-UNKNOWN"
1215 ;;
1216 esac
1217
1218 add_extralibs $osextralibs
1219
1220 check_ldflags -lm
1221
1222 if ! disabled logging ; then
1223 enabled logging || logfile="$logging"
1224 echo "# $0 $@" >$logfile
1225 set >>$logfile
1226 else
1227 logfile=/dev/null
1228 fi
1229
1230 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1231 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1232
1233 test -n "$cross_prefix" && enable cross_compile
1234 cc="${cross_prefix}${cc}"
1235 ar="${cross_prefix}${ar}"
1236 ranlib="${cross_prefix}${ranlib}"
1237 strip="${cross_prefix}${strip}"
1238
1239 # we need to build at least one lib type
1240 if ! enabled_any static shared; then
1241 cat <<EOF
1242 At least one library type must be built.
1243 Specify --enable-static to build the static libraries or --enable-shared to
1244 build the shared libraries as well. To only build the shared libraries specify
1245 --disable-static in addition to --enable-shared.
1246 EOF
1247 exit 1;
1248 fi
1249
1250 if disabled static; then
1251 LIB=""
1252 fi
1253
1254 if ! enabled libogg; then
1255 enabled libtheora && die "libogg must be enabled to enable libtheora."
1256 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1257 fi
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 optimize || 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 *)
1373 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1374 ;;
1375 esac
1376 fi
1377
1378 gnu_make(){
1379 $1 --version 2>&1 | grep -q GNU
1380 }
1381
1382 if ! gnu_make $make; then
1383 gnu_make gmake && make=gmake || die "GNU make not found."
1384 fi
1385
1386 # make sure we can execute files in $TMPDIR
1387 cat >$TMPE 2>>$logfile <<EOF
1388 #! /bin/sh
1389 EOF
1390 chmod +x $TMPE >>$logfile 2>&1
1391 if ! $TMPE >>$logfile 2>&1; then
1392 cat <<EOF
1393 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1394 variable to another directory and make sure that $TMPDIR1 is not mounted
1395 noexec.
1396 EOF
1397 die "Sanity test failed."
1398 fi
1399 rm $TMPE
1400
1401 # compiler sanity check
1402 check_exec <<EOF
1403 int main(){
1404 return 0;
1405 }
1406 EOF
1407 if test "$?" != 0; then
1408 echo "$cc is unable to create an executable file."
1409 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1410 echo "If $cc is a cross-compiler, use the --cross-compile option."
1411 echo "Only do this if you know what cross compiling means."
1412 fi
1413 die "C compiler test failed."
1414 fi
1415
1416 if enabled x86; then
1417 # check whether EBP is available on x86
1418 # As 'i' is stored on the stack, this program will crash
1419 # if the base pointer is used to access it because the
1420 # base pointer is cleared in the inline assembly code.
1421 check_exec_crash <<EOF && enable ebp_available
1422 volatile int i=0;
1423 asm volatile (
1424 "xorl %%ebp, %%ebp"
1425 ::: "%ebp");
1426 return i;
1427 EOF
1428
1429 # check wether EBX is available on x86
1430 check_asm ebx_available '"":::"%ebx"'
1431
1432 # check whether binutils is new enough to compile SSSE3
1433 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1434 fi
1435
1436 # check for assembler specific support
1437
1438 if test $arch = "powerpc"; then
1439 check_cc <<EOF && enable dcbzl
1440 int main(void) {
1441 register long zero = 0;
1442 char data[1024];
1443 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1444 return 0;
1445 }
1446 EOF
1447 fi
1448
1449 # check for SIMD availability
1450
1451 # AltiVec flags: The FSF version of GCC differs from the Apple version
1452 if enabled altivec; then
1453 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1454 add_cflags "-faltivec" ||
1455 add_cflags "-maltivec -mabi=altivec"
1456
1457 check_header altivec.h
1458
1459 # check if our compiler supports Motorola AltiVec C API
1460 enabled altivec_h &&
1461 inc_altivec_h="#include <altivec.h>" ||
1462 inc_altivec_h=
1463 check_cc <<EOF || disable altivec
1464 $inc_altivec_h
1465 int main(void) {
1466 vector signed int v1, v2, v3;
1467 v1 = vec_add(v2,v3);
1468 return 0;
1469 }
1470 EOF
1471 fi
1472
1473 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1474 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1475 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1476 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1477 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1478
1479 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1480
1481 # ---
1482 # big/little-endian test
1483 check_cc <<EOF || die "endian test failed"
1484 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1485 EOF
1486 grep -q BIGE $TMPO && enable bigendian
1487
1488 # ---
1489 # check availability of some header files
1490
1491 if check_func dlopen; then
1492 ldl=
1493 elif check_func dlopen -ldl; then
1494 ldl=-ldl
1495 fi
1496
1497 check_func fork
1498 check_func gethrtime
1499 check_func getrusage
1500 check_func inet_aton
1501 check_func memalign
1502 check_func mkstemp
1503 check_func2 windows.h GetProcessTimes
1504
1505 check_header byteswap.h
1506 check_header conio.h
1507 check_header dlfcn.h
1508 check_header malloc.h
1509 check_header termios.h
1510
1511 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1512 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1513 fi
1514
1515 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1516
1517 # ffserver uses poll(),
1518 # if it's not found we can emulate it using select().
1519 if enabled ffserver; then
1520 check_header sys/poll.h
1521 fi
1522
1523 # check for some common methods of building with pthread support
1524 # do this before the optional library checks as some of them require pthreads
1525 if enabled pthreads; then
1526 if check_func pthread_create; then
1527 :
1528 elif check_func pthread_create -pthread; then
1529 add_cflags -pthread
1530 add_ldflags -pthread
1531 elif check_func pthread_create -pthreads; then
1532 add_cflags -pthreads
1533 add_ldflags -pthreads
1534 elif ! check_lib pthread.h pthread_create -lpthread; then
1535 die "ERROR: can't find pthreads library"
1536 fi
1537 fi
1538
1539 for thread in $THREADS_LIST; do
1540 if enabled $thread; then
1541 test -n "$thread_type" &&
1542 die "ERROR: Only one thread type must be selected." ||
1543 thread_type="$thread"
1544 fi
1545 done
1546
1547 # test for lrintf in math.h
1548 check_exec <<EOF && enable lrintf || disable lrintf
1549 #define _ISOC9X_SOURCE 1
1550 #include <math.h>
1551 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1552 EOF
1553
1554 enabled_any libamr_nb libamr_wb && enable libamr
1555
1556 # these are off by default, so fail if requested and not available
1557 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1558 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1559 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1560 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1561 enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1562 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1563 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1564 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1565 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1566 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1567 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1568 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1569 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1570 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1571 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1572 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1573
1574 # disable the native AC-3 decoder if liba52 is enabled
1575 enabled liba52 && disable ac3_decoder
1576
1577 _restrict=
1578 for restrict_keyword in restrict __restrict__ __restrict; do
1579 check_cc <<EOF && _restrict=$restrict_keyword && break
1580 void foo(char * $restrict_keyword p);
1581 EOF
1582 done
1583
1584 test "$vhook" = "default" && vhook="$dlopen"
1585
1586 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1587 disable vhook
1588 echo
1589 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1590 echo "Patches welcome."
1591 echo
1592 fi
1593
1594 if enabled vhook; then
1595 check_ldflags -rdynamic
1596 check_ldflags -export-dynamic
1597 fi
1598
1599 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1600 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1601
1602 ##########################################
1603 # SDL check
1604
1605 disable sdl_too_old
1606 disable sdl
1607 SDL_CONFIG="${cross_prefix}sdl-config"
1608 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1609 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1610 temp_cflags $sdl_cflags
1611 temp_extralibs `"${SDL_CONFIG}" --libs`
1612 if check_lib SDL.h SDL_Init; then
1613 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1614 if test "$_sdlversion" -lt 121 ; then
1615 enable sdl_too_old
1616 else
1617 enable sdl
1618 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1619 #include <SDL.h>
1620 int main(void){
1621 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1622 int w = vi->current_w;
1623 return 0;
1624 }
1625 EOF
1626 fi
1627 fi
1628 restore_flags
1629 fi
1630
1631 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1632
1633 ##########################################
1634 # Network check
1635
1636 if enabled network; then
1637 # Prefer arpa/inet.h over winsock2
1638 if check_header arpa/inet.h ; then
1639 check_func closesocket
1640 elif check_header winsock2.h ; then
1641 network_extralibs="-lws2_32"
1642 check_func2 winsock2.h closesocket
1643 fi
1644 fi
1645
1646 ##########################################
1647 # IPv6 check
1648
1649 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1650 #include <sys/types.h>
1651 #include <sys/socket.h>
1652 #include <netinet/in.h>
1653 #include <netdb.h>
1654 int main( void ) {
1655 struct sockaddr_storage saddr;
1656 struct ipv6_mreq mreq6;
1657 getaddrinfo(0,0,0,0);
1658 getnameinfo(0,0,0,0,0,0,0);
1659 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1660 }
1661 EOF
1662
1663 check_header linux/videodev.h
1664 check_header linux/videodev2.h
1665
1666 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1667 { check_header dev/bktr/ioctl_meteor.h &&
1668 check_header dev/bktr/ioctl_bt848.h; } ||
1669 { check_header machine/ioctl_meteor.h &&
1670 check_header machine/ioctl_bt848.h; } ||
1671 { check_header dev/video/meteor/ioctl_meteor.h &&
1672 check_header dev/video/bktr/ioctl_bt848.h; } ||
1673 check_header dev/ic/bt8xx.h
1674
1675 check_header sys/soundcard.h
1676 check_header soundcard.h
1677
1678 # Deal with the x11 frame grabber
1679 enabled x11grab &&
1680 check_header X11/Xlib.h &&
1681 check_header X11/extensions/XShm.h &&
1682 check_func XOpenDisplay -lX11 &&
1683 check_func XShmCreateImage -lX11 -lXext
1684
1685 enabled debug && add_cflags -g
1686
1687 # add some useful compiler flags if supported
1688 check_cflags -Wdeclaration-after-statement
1689 check_cflags -Wall
1690 check_cflags -Wno-switch
1691 check_cflags -Wdisabled-optimization
1692 check_cflags -Wpointer-arith
1693 check_cflags -Wredundant-decls
1694 check_cflags -Wno-pointer-sign
1695 enabled extra_warnings && check_cflags -Winline
1696
1697 # add some linker flags
1698 check_ldflags -Wl,--warn-common
1699 check_ldflags $LDLATEFLAGS
1700
1701 if enabled small; then
1702 check_cflags -Os # not all compilers support -Os
1703 optimize="small"
1704 elif enabled optimize; then
1705 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1706 add_cflags "-O5"
1707 add_ldflags "-O5"
1708 else
1709 add_cflags "-O3"
1710 fi
1711 fi
1712
1713 # PIC flags for shared library objects where they are needed
1714 if enabled shared; then
1715 # LIBOBJFLAGS may have already been set in the OS configuration
1716 if test -z "$LIBOBJFLAGS" ; then
1717 case "$arch" in
1718 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1719 esac
1720 fi
1721 fi
1722
1723 if enabled gprof; then
1724 add_cflags "-p"
1725 add_ldflags "-p"
1726 fi
1727
1728 VHOOKCFLAGS="-fPIC"
1729
1730 # find if .align arg is power-of-two or not
1731 if test $asmalign_pot = "unknown"; then
1732 disable asmalign_pot
1733 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1734 fi
1735
1736 enabled_any $ENCODER_LIST && enable encoders
1737 enabled_any $DECODER_LIST && enable decoders
1738 enabled_any $MUXER_LIST && enable muxers
1739 enabled_any $DEMUXER_LIST && enable demuxers
1740 enabled_any $PROTOCOL_LIST && enable protocols
1741 enabled_any $BSF_LIST && enable bsfs
1742
1743 enabled_any $THREADS_LIST && enable threads
1744
1745 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1746 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1747
1748 enabled libdc1394 && append pkg_requires "libraw1394"
1749 enabled libogg && append pkg_requires "ogg >= 1.1"
1750 enabled libtheora && append pkg_requires "theora"
1751 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1752
1753 echo "install prefix $PREFIX"
1754 echo "source path $source_path"
1755 echo "C compiler $cc"
1756 echo "make $make"
1757 echo ".align is power-of-two $asmalign_pot"
1758 echo "ARCH $arch ($cpu)"
1759 if test "$BUILDSUF" != ""; then
1760 echo "build suffix $BUILDSUF"
1761 fi
1762 echo "big-endian ${bigendian-no}"
1763 if test $arch = "x86_32" -o $arch = "x86_64"; then
1764 echo "MMX enabled ${mmx-no}"
1765 echo "CMOV enabled ${cmov-no}"
1766 echo "CMOV is fast ${fast_cmov-no}"
1767 echo "EBX available ${ebx_available-no}"
1768 echo "EBP available ${ebp_available-no}"
1769 fi
1770 if test $arch = "armv4l"; then
1771 echo "ARMv5TE enabled ${armv5te-no}"
1772 echo "ARMv6 enabled ${armv6-no}"
1773 echo "IWMMXT enabled ${iwmmxt-no}"
1774 fi
1775 if test $arch = "mips"; then
1776 echo "MMI enabled ${mmi-no}"
1777 fi
1778 if test $arch = "powerpc"; then
1779 echo "AltiVec enabled ${altivec-no}"
1780 echo "dcbzl available ${dcbzl-no}"
1781 fi
1782 echo "gprof enabled ${gprof-no}"
1783 echo "debug symbols ${debug-no}"
1784 echo "strip symbols ${dostrip-no}"
1785 echo "optimize ${optimize-no}"
1786 echo "static ${static-no}"
1787 echo "shared ${shared-no}"
1788 echo "postprocessing support ${pp-no}"
1789 echo "software scaler enabled ${swscaler-no}"
1790 echo "video hooking ${vhook-no}"
1791 if enabled vhook; then
1792 echo "Imlib2 support ${imlib2-no}"
1793 echo "FreeType support ${freetype2-no}"
1794 fi
1795 echo "network support ${network-no}"
1796 if enabled network; then
1797 echo "IPv6 support ${ipv6-no}"
1798 fi
1799 echo "threading support ${thread_type-no}"
1800 echo "SDL support ${sdl-no}"
1801 if enabled sdl_too_old; then
1802 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1803 fi
1804 echo "Sun medialib support ${mlib-no}"
1805 echo "AVISynth enabled ${avisynth-no}"
1806 echo "liba52 support ${liba52-no}"
1807 echo "liba52 dlopened ${liba52bin-no}"
1808 echo "libamr-nb support ${libamr_nb-no}"
1809 echo "libamr-wb support ${libamr_wb-no}"
1810 echo "libdc1394 support ${libdc1394-no}"
1811 echo "libfaac enabled ${libfaac-no}"
1812 echo "libfaad enabled ${libfaad-no}"
1813 echo "libfaad dlopened ${libfaadbin-no}"
1814 echo "libgsm enabled ${libgsm-no}"
1815 echo "libmp3lame enabled ${libmp3lame-no}"
1816 echo "libnut enabled ${libnut-no}"
1817 echo "libogg enabled ${libogg-no}"
1818 echo "libtheora enabled ${libtheora-no}"
1819 echo "libvorbis enabled ${libvorbis-no}"
1820 echo "x264 enabled ${libx264-no}"
1821 echo "XviD enabled ${libxvid-no}"
1822 echo "zlib enabled ${zlib-no}"
1823 enabled gpl &&
1824 echo "License: GPL" ||
1825 echo "License: LGPL"
1826
1827 echo "Creating config.mak and config.h..."
1828
1829 echo "# Automatically generated by configure - do not modify!" > config.mak
1830 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1831 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1832
1833 echo "PREFIX=$PREFIX" >> config.mak
1834 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1835 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1836 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1837 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1838 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1839 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1840 echo "MAKE=$make" >> config.mak
1841 echo "CC=$cc" >> config.mak
1842 echo "AR=$ar" >> config.mak
1843 echo "RANLIB=$ranlib" >> config.mak
1844 echo "LDCONFIG=$LDCONFIG" >> config.mak
1845 echo "LN_S=$ln_s" >> config.mak
1846 enabled dostrip &&
1847 echo "STRIP=$strip" >> config.mak ||
1848 echo "STRIP=echo ignoring strip" >> config.mak
1849
1850 echo "OPTFLAGS=$CFLAGS" >> config.mak
1851 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1852 echo "LDFLAGS=$LDFLAGS" >> config.mak
1853 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1854 echo "SHFLAGS=$SHFLAGS" >> config.mak
1855 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1856 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1857 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1858 echo "BUILD_STATIC=$static" >> config.mak
1859 echo "BUILDSUF=$BUILDSUF" >> config.mak
1860 echo "LIBPREF=$LIBPREF" >> config.mak
1861 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1862 echo "LIB=$LIB" >> config.mak
1863 echo "SLIBPREF=$SLIBPREF" >> config.mak
1864 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1865 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1866
1867 if enabled bigendian; then
1868 echo "WORDS_BIGENDIAN=yes" >> config.mak
1869 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1870 fi
1871 if enabled mmx; then
1872 echo "#define __CPU__ 586" >> $TMPH
1873 fi
1874
1875 if enabled sdl; then
1876 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1877 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1878 fi
1879 if enabled texi2html; then
1880 echo "BUILD_DOC=yes" >> config.mak
1881 fi
1882
1883 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1884 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1885 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1886 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1887 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1888
1889
1890
1891 if enabled shared; then
1892 echo "BUILD_SHARED=yes" >> config.mak
1893 echo "PIC=-fPIC -DPIC" >> config.mak
1894 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1895 echo "SPPVERSION=$pp_version" >> config.mak
1896 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1897 echo "LAVCVERSION=$lavc_version" >> config.mak
1898 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1899 echo "LAVFVERSION=$lavf_version" >> config.mak
1900 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1901 echo "LAVUVERSION=$lavu_version" >> config.mak
1902 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1903 echo "SWSVERSION=$sws_version" >> config.mak
1904 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1905 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1906 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1907 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1908 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1909 fi
1910 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1911 echo "EXTRALIBS=$extralibs" >> config.mak
1912
1913 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1914 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1915 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1916 $DECODER_LIST \
1917 $ENCODER_LIST \
1918 $PARSER_LIST \
1919 $BSF_LIST \
1920 $DEMUXER_LIST \
1921 $MUXER_LIST \
1922 $PROTOCOL_LIST \
1923
1924 echo "#define restrict $_restrict" >> $TMPH
1925
1926 if enabled small; then
1927 echo "#define av_always_inline" >> $TMPH
1928 fi
1929
1930 echo "SRC_PATH=\"$source_path\"" >> config.mak
1931 echo "SRC_PATH_BARE=$source_path" >> config.mak
1932 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1933
1934 # Apparently it's not possible to portably echo a backslash.
1935 enabled asmalign_pot &&
1936 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
1937 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1938
1939
1940 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1941 cmp -s $TMPH config.h &&
1942 echo "config.h is unchanged" ||
1943 mv -f $TMPH config.h
1944
1945 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
1946
1947 # build tree in object directory if source path is different from current one
1948 if enabled source_path_used; then
1949 DIRS="\
1950 doc \
1951 libavcodec \
1952 libavcodec/alpha \
1953 libavcodec/armv4l \
1954 libavcodec/bfin \
1955 libavcodec/i386 \
1956 libavcodec/mlib \
1957 libavcodec/ppc \
1958 libavcodec/sh4 \
1959 libavcodec/sparc \
1960 libavformat \
1961 libavutil \
1962 libpostproc \
1963 libswscale \
1964 tests \
1965 tools \
1966 vhook \
1967 "
1968 FILES="\
1969 Makefile \
1970 common.mak \
1971 doc/texi2pod.pl \
1972 libavcodec/Makefile \
1973 libavformat/Makefile \
1974 libavutil/Makefile \
1975 libpostproc/Makefile \
1976 libswscale/Makefile \
1977 "
1978 for dir in $DIRS ; do
1979 mkdir -p $dir
1980 done
1981 for f in $FILES ; do
1982 $ln_s "$source_path/$f" $f
1983 done
1984 fi
1985
1986
1987 # build pkg-config files
1988 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
1989
1990 pkgconfig_generate(){
1991 name=$1
1992 comment=$2
1993 version=$3
1994 libs=$4
1995 requires=$5
1996 include=$6
1997 cat <<EOF >$name.pc
1998 prefix=$PREFIX
1999 exec_prefix=\${prefix}
2000 libdir=\${exec_prefix}/lib
2001 includedir=\${prefix}/include
2002
2003 Name: $name
2004 Description: $comment
2005 Version: $version
2006 Requires: $requires
2007 Conflicts:
2008 Libs: -L\${libdir} $libs
2009 Cflags: -I\${includedir} -I\${includedir}/$include
2010 EOF
2011 }
2012
2013 pkgconfig_generate_uninstalled(){
2014 name=$1
2015 shortname=${name#lib}
2016 comment=$2
2017 version=$3
2018 libs=$4
2019 requires=$5
2020 cat <<EOF >$name-uninstalled.pc
2021 prefix=
2022 exec_prefix=
2023 libdir=\${pcfiledir}/$name
2024 includedir=\${pcfiledir}/$name
2025
2026 Name: $name
2027 Description: $comment
2028 Version: $version
2029 Requires: $requires
2030 Conflicts:
2031 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2032 Cflags: -I\${includedir}
2033 EOF
2034 }
2035
2036 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2037 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2038
2039 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2040 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2041
2042 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2043 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2044
2045 if enabled pp; then
2046 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2047 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2048 fi
2049
2050 if enabled swscaler; then
2051 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2052 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2053 else
2054 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2055 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2056 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2057 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2058 fi