Add mipsel architecture that differs from mips in endianness.
[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/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-dc1394 enable IIDC-1394 grabbing using libdc1394"
81 echo " and libraw1394 [default=no]"
82 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
83 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
84 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
85 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
86 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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-audio-oss disable OSS audio support [default=no]"
124 echo " --disable-audio-beos disable BeOS audio support [default=no]"
125 echo " --disable-v4l disable video4linux grabbing [default=no]"
126 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
127 echo " --disable-bktr disable bktr video grabbing [default=no]"
128 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
129 echo " --disable-network disable network support [default=no]"
130 echo " --disable-ipv6 disable ipv6 support [default=no]"
131 echo " --disable-zlib disable zlib [default=no]"
132 echo " --disable-vhook disable video hooking support"
133 echo " --disable-debug disable debugging symbols"
134 echo " --disable-mpegaudio-hp faster (but less accurate)"
135 echo " MPEG audio decoding [default=no]"
136 echo " --enable-gray enable full grayscale support (slower color)"
137 echo " --disable-ffmpeg disable ffmpeg build"
138 echo " --disable-ffserver disable ffserver build"
139 echo " --disable-ffplay disable ffplay build"
140 echo " --enable-small optimize for size instead of speed"
141 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
142 echo " --disable-encoder=NAME disables encoder NAME"
143 echo " --enable-encoder=NAME enables encoder NAME"
144 echo " --disable-decoder=NAME disables decoder NAME"
145 echo " --enable-decoder=NAME enables decoder NAME"
146 echo " --disable-encoders disables all encoders"
147 echo " --disable-decoders disables all decoders"
148 echo " --disable-muxer=NAME disables muxer NAME"
149 echo " --enable-muxer=NAME enables muxer NAME"
150 echo " --disable-muxers disables all muxers"
151 echo " --disable-demuxer=NAME disables demuxer NAME"
152 echo " --enable-demuxer=NAME enables demuxer NAME"
153 echo " --disable-demuxers disables all demuxers"
154 echo " --enable-parser=NAME enables parser NAME"
155 echo " --disable-parser=NAME disables parser NAME"
156 echo " --disable-parsers disables all parsers"
157 echo " --enable-bsf=NAME enables bitstream filter NAME"
158 echo " --disable-bsf=NAME disables bitstream filter NAME"
159 echo " --disable-bsfs disables all bitstream filters"
160 echo " --enable-protocol=NAME enables protocol NAME"
161 echo " --disable-protocol=NAME disables protocol NAME"
162 echo " --disable-protocols disables all protocols"
163 echo " --list-decoders show all available decoders"
164 echo " --list-encoders show all available encoders"
165 echo " --list-muxers show all available muxers"
166 echo " --list-demuxers show all available demuxers"
167 echo " --list-parsers show all available parsers"
168 echo " --list-protocols show all available protocols"
169 echo " --list-bsfs show all available bitstream filters"
170 echo
171 echo "Developer options (useful when working on FFmpeg itself):"
172 echo " --enable-gprof enable profiling with gprof [$gprof]"
173 echo " --disable-opts disable compiler optimizations"
174 echo " --enable-extra-warnings enable more compiler warnings"
175 echo " --disable-strip disable stripping of executables and shared libraries"
176 echo ""
177 echo "NOTE: Object files are built at the place where configure is launched."
178 exit 1
179 }
180
181 log(){
182 echo "$@" >>$logfile
183 }
184
185 log_file(){
186 log BEGIN $1
187 cat -n $1 >>$logfile
188 log END $1
189 }
190
191 echolog(){
192 log "$@"
193 echo "$@"
194 }
195
196 die(){
197 echolog "$@"
198 cat <<EOF
199 If you think configure made a mistake, make sure you are using the latest
200 version from SVN. If the latest version fails, report the problem to the
201 ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
202 EOF
203 if enabled logging; then
204 cat <<EOF
205 Include the log file "$logfile" produced by configure as this will help
206 solving the problem.
207 EOF
208 else
209 cat <<EOF
210 Rerun configure with logging enabled (do not use --log=no), and include the
211 log this produces with your report.
212 EOF
213 fi
214 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
215 exit 1
216 }
217
218 # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
219 toupper(){
220 echo "$@" | tr '[a-z]' '[A-Z]'
221 }
222
223 tolower(){
224 echo "$@" | tr '[A-Z]' '[a-z]'
225 }
226
227 set_all(){
228 value=$1
229 shift
230 for var in $*; do
231 eval $var=$value
232 done
233 }
234
235 pushvar(){
236 for var in $*; do
237 eval level=\${${var}_level:=0}
238 eval ${var}_${level}="\$$var"
239 eval ${var}_level=$(($level+1))
240 done
241 }
242
243 popvar(){
244 for var in $*; do
245 eval level=\${${var}_level:-0}
246 test $level = 0 && continue
247 eval level=$(($level-1))
248 eval $var="\${${var}_${level}}"
249 eval ${var}_level=$level
250 eval unset ${var}_${level}
251 done
252 }
253
254 enable(){
255 set_all yes $*
256 }
257
258 disable(){
259 set_all no $*
260 }
261
262 enabled(){
263 eval test "x\$$1" = "xyes"
264 }
265
266 disabled(){
267 eval test "x\$$1" = "xno"
268 }
269
270 enabled_all(){
271 for opt; do
272 enabled $opt || return 1
273 done
274 }
275
276 disabled_all(){
277 for opt; do
278 disabled $opt || return 1
279 done
280 }
281
282 enabled_any(){
283 for opt; do
284 enabled $opt && return 0
285 done
286 }
287
288 disabled_any(){
289 for opt; do
290 disabled $opt && return 0
291 done
292 }
293
294 is_in(){
295 value=$1
296 shift
297 for var in $*; do
298 [ $var = $value ] && return 0
299 done
300 return 1
301 }
302
303 check_deps(){
304 for cfg; do
305 enabled ${cfg}_checking && die "Circular dependency for $cfg."
306 disabled ${cfg}_checking && continue
307 enable ${cfg}_checking
308
309 eval dep_all="\$${cfg}_deps"
310 eval dep_any="\$${cfg}_deps_any"
311
312 pushvar cfg dep_all dep_any
313 check_deps $dep_all $dep_any
314 popvar cfg dep_all dep_any
315
316 enabled_all $dep_all || disable $cfg
317 enabled_any $dep_any || disable $cfg
318
319 disable ${cfg}_checking
320 done
321 }
322
323 print_config(){
324 pfx=$1
325 header=$2
326 makefile=$3
327 shift 3
328 for cfg; do
329 ucname="`toupper $cfg`"
330 if enabled $cfg; then
331 echo "#define ${pfx}${ucname} 1" >> $header
332 echo "#define ENABLE_${ucname} 1" >> $header
333 echo "${pfx}${ucname}=yes" >> $makefile
334 else
335 echo "#define ENABLE_${ucname} 0" >> $header
336 fi
337 done
338 }
339
340 flags_saved(){
341 (: ${SAVE_CFLAGS?}) 2>/dev/null
342 }
343
344 save_flags(){
345 flags_saved && return
346 SAVE_CFLAGS="$CFLAGS"
347 SAVE_LDFLAGS="$LDFLAGS"
348 SAVE_extralibs="$extralibs"
349 }
350
351 restore_flags(){
352 flags_saved || return
353 CFLAGS="$SAVE_CFLAGS"
354 LDFLAGS="$SAVE_LDFLAGS"
355 extralibs="$SAVE_extralibs"
356 unset SAVE_CFLAGS
357 unset SAVE_LDFLAGS
358 unset SAVE_extralibs
359 }
360
361 temp_cflags(){
362 save_flags
363 CFLAGS="$CFLAGS $*"
364 }
365
366 temp_ldflags(){
367 save_flags
368 LDFLAGS="$LDFLAGS $*"
369 }
370
371 temp_extralibs(){
372 save_flags
373 extralibs="$extralibs $*"
374 }
375
376 append(){
377 var=$1
378 shift
379 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
380 eval "$var=\"\$$var $*\""
381 }
382
383 add_cflags(){
384 append CFLAGS "$@"
385 }
386
387 add_ldflags(){
388 append LDFLAGS "$@"
389 }
390
391 add_extralibs(){
392 append extralibs "$@"
393 }
394
395 check_cmd(){
396 log "$@"
397 "$@" >>$logfile 2>&1
398 }
399
400 check_cc(){
401 log check_cc "$@"
402 cat >$TMPC
403 log_file $TMPC
404 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
405 }
406
407 check_cpp(){
408 log check_cpp "$@"
409 cat >$TMPC
410 log_file $TMPC
411 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
412 }
413
414 check_ld(){
415 log check_ld "$@"
416 check_cc || return
417 flags=''
418 libs=''
419 for f; do
420 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
421 done
422 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
423 }
424
425 check_cflags(){
426 log check_cflags "$@"
427 check_cc "$@" <<EOF && add_cflags "$@"
428 int x;
429 EOF
430 }
431
432 check_ldflags(){
433 log check_ldflags "$@"
434 check_ld "$@" <<EOF && add_ldflags "$@"
435 int main(){
436 return 0;
437 }
438 EOF
439 }
440
441 check_header(){
442 log check_header "$@"
443 header=$1
444 shift
445 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
446 disable $var
447 check_cpp "$@" <<EOF && enable $var
448 #include <$header>
449 int x;
450 EOF
451 }
452
453 check_func(){
454 log check_func "$@"
455 func=$1
456 shift
457 disable $func
458 check_ld "$@" <<EOF && enable $func
459 extern int $func();
460 int main(){
461 $func();
462 }
463 EOF
464 }
465
466 check_func2(){
467 log check_func2 "$@"
468 headers=$1
469 func=$2
470 shift 2
471 disable $func
472 incs=""
473 for hdr in $headers; do
474 incs="$incs
475 #include <$hdr>"
476 done
477 check_ld "$@" <<EOF && enable $func
478 $incs
479 int main(){
480 (void) $func;
481 return 0;
482 }
483 EOF
484 }
485
486 check_lib(){
487 log check_lib "$@"
488 header="$1"
489 func="$2"
490 shift 2
491 temp_extralibs "$@"
492 check_header $header && check_func $func && add_extralibs "$@"
493 err=$?
494 restore_flags
495 return $err
496 }
497
498 check_lib2(){
499 log check_lib2 "$@"
500 headers="$1"
501 func="$2"
502 shift 2
503 temp_extralibs "$@"
504 check_func2 "$headers" $func && add_extralibs "$@"
505 err=$?
506 restore_flags
507 return $err
508 }
509
510 check_exec(){
511 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
512 }
513
514 check_exec_crash(){
515 code=`cat`
516
517 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
518 # are safe but may not be available everywhere. Thus we use
519 # raise(SIGTERM) instead. The check is run in a subshell so we
520 # can redirect the "Terminated" message from the shell. SIGBUS
521 # is not defined by standard C so it is used conditionally.
522
523 (check_exec "$@") >>$logfile 2>&1 <<EOF
524 #include <signal.h>
525 static void sighandler(int sig){
526 raise(SIGTERM);
527 }
528 int main(){
529 signal(SIGILL, sighandler);
530 signal(SIGFPE, sighandler);
531 signal(SIGSEGV, sighandler);
532 #ifdef SIGBUS
533 signal(SIGBUS, sighandler);
534 #endif
535 { $code }
536 }
537 EOF
538 }
539
540 require(){
541 name="$1"
542 header="$2"
543 func="$3"
544 shift 3
545 check_lib $header $func "$@" || die "ERROR: $name not found"
546 }
547
548 require2(){
549 name="$1"
550 headers="$2"
551 func="$3"
552 shift 3
553 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
554 }
555
556 check_foo_config(){
557 cfg=$1
558 pkg=$2
559 header=$3
560 func=$4
561 shift 4
562 disable $cfg
563 check_cmd ${pkg}-config --version
564 err=$?
565 if test "$err" = 0; then
566 temp_cflags `${pkg}-config --cflags`
567 temp_extralibs `${pkg}-config --libs`
568 check_lib "$@" $header $func && enable $cfg
569 fi
570 return $err
571 }
572
573 apply(){
574 file=$1
575 shift
576 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
577 }
578
579 COMPONENT_LIST="
580 bsfs
581 decoders
582 demuxers
583 encoders
584 muxers
585 parsers
586 protocols
587 "
588
589 CONFIG_LIST="
590 $COMPONENT_LIST
591 audio_beos
592 audio_oss
593 avisynth
594 beos_netserver
595 bktr
596 dc1394
597 dv1394
598 ffmpeg
599 ffplay
600 ffserver
601 gpl
602 gprof
603 gray
604 ipv6
605 liba52
606 liba52bin
607 libamr
608 libamr_nb
609 libamr_wb
610 libfaac
611 libfaad
612 libfaadbin
613 libgsm
614 libmp3lame
615 libnut
616 libogg
617 libtheora
618 libvorbis
619 libx264
620 libxvid
621 memalign_hack
622 mpegaudio_hp
623 network
624 powerpc_perf
625 pp
626 small
627 swscaler
628 vhook
629 v4l
630 v4l2
631 x11grab
632 zlib
633 "
634
635 THREADS_LIST='
636 beosthreads
637 pthreads
638 w32threads
639 '
640
641 ARCH_LIST='
642 alpha
643 armv4l
644 bfin
645 ia64
646 m68k
647 mips
648 mipsel
649 parisc
650 powerpc
651 s390
652 sh4
653 sparc
654 sparc64
655 x86
656 x86_32
657 x86_64
658 '
659
660 ARCH_EXT_LIST='
661 altivec
662 armv5te
663 armv6
664 iwmmxt
665 mmi
666 mmx
667 ssse3
668 '
669
670 HAVE_LIST="
671 $ARCH_EXT_LIST
672 $THREADS_LIST
673 altivec_h
674 arpa_inet_h
675 byteswap_h
676 closesocket
677 cmov
678 conio_h
679 dcbzl
680 dev_bktr_ioctl_bt848_h
681 dev_bktr_ioctl_meteor_h
682 dev_ic_bt8xx_h
683 dev_video_meteor_ioctl_meteor_h
684 dev_video_bktr_ioctl_bt848_h
685 dlfcn_h
686 dlopen
687 ebp_available
688 ebx_available
689 fast_64bit
690 fast_cmov
691 fast_unaligned
692 fork
693 freetype2
694 gethrtime
695 GetProcessTimes
696 getrusage
697 imlib2
698 inet_aton
699 lrintf
700 machine_ioctl_bt848_h
701 machine_ioctl_meteor_h
702 malloc_h
703 memalign
704 mkstemp
705 mlib
706 ppc64
707 sdl
708 sdl_video_size
709 soundcard_h
710 sys_poll_h
711 sys_soundcard_h
712 termios_h
713 threads
714 winsock2_h
715 "
716
717 CMDLINE_SELECT="
718 $ARCH_EXT_LIST
719 $CONFIG_LIST
720 $THREADS_LIST
721 debug
722 extra_warnings
723 shared
724 static
725 "
726
727 # code dependency declarations
728
729 # architecture extensions
730 altivec_deps="powerpc"
731 armv5te_deps="armv4l"
732 armv6_deps="armv4l"
733 iwmmxt_deps="armv4l"
734 mmi_deps_any="mips mipsel"
735 mmx_deps="x86"
736 ssse3_deps="x86"
737
738 # decoders / encoders
739 ac3_decoder_deps="gpl"
740 dxa_decoder_deps="zlib"
741 flashsv_decoder_deps="zlib"
742 flashsv_encoder_deps="zlib"
743 flv_decoder_deps="h263_decoder"
744 h263_decoder_deps="h263_parser mpeg4video_parser"
745 h263i_decoder_deps="h263_decoder"
746 h264_decoder_deps="h264_parser"
747 mpeg_xvmc_decoder_deps="xvmc"
748 mpeg4_decoder_deps="h263_decoder"
749 msmpeg4v1_decoder_deps="h263_decoder"
750 msmpeg4v2_decoder_deps="h263_decoder"
751 msmpeg4v3_decoder_deps="h263_decoder"
752 png_decoder_deps="zlib"
753 png_encoder_deps="zlib"
754 svq3_decoder_deps="h264_parser"
755 vc1_decoder_deps="h263_decoder"
756 wmv1_decoder_deps="h263_decoder"
757 wmv2_decoder_deps="h263_decoder"
758 wmv3_decoder_deps="h263_decoder"
759 zmbv_decoder_deps="zlib"
760 zmbv_encoder_deps="zlib"
761
762 # external libraries
763 mpeg4aac_decoder_deps="libfaad"
764 liba52_decoder_deps="liba52"
765 libamr_nb_decoder_deps="libamr_nb"
766 libamr_nb_encoder_deps="libamr_nb"
767 libamr_wb_decoder_deps="libamr_wb"
768 libamr_wb_encoder_deps="libamr_wb"
769 libfaac_encoder_deps="libfaac"
770 libfaad_decoder_deps="libfaad"
771 libgsm_decoder_deps="libgsm"
772 libgsm_encoder_deps="libgsm"
773 libgsm_ms_decoder_deps="libgsm"
774 libgsm_ms_encoder_deps="libgsm"
775 libmp3lame_encoder_deps="libmp3lame"
776 libtheora_encoder_deps="libtheora"
777 libvorbis_decoder_deps="libvorbis"
778 libvorbis_encoder_deps="libvorbis"
779 libx264_encoder_deps="libx264"
780 libxvid_encoder_deps="libxvid"
781
782 # demuxers / muxers
783 ac3_demuxer_deps="ac3_parser"
784 audio_demuxer_deps_any="audio_oss audio_beos"
785 audio_muxer_deps_any="audio_oss audio_beos"
786 dc1394_demuxer_deps="dc1394"
787 dv1394_demuxer_deps="dv1394"
788 libnut_demuxer_deps="libnut"
789 libnut_muxer_deps="libnut"
790 mp3_demuxer_deps="mpegaudio_parser"
791 ogg_muxer_deps="libogg"
792 redir_demuxer_deps="network"
793 rtp_muxer_deps="network mpegts_demuxer"
794 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
795 sdp_demuxer_deps="rtsp_demuxer"
796 v4l2_demuxer_deps="v4l2"
797 video_grab_bktr_demuxer_deps="bktr"
798 video_grab_v4l_demuxer_deps="v4l"
799 x11_grab_device_demuxer_deps="x11grab"
800
801 # protocols
802 http_protocol_deps="network"
803 rtp_protocol_deps="udp_protocol"
804 tcp_protocol_deps="network"
805 udp_protocol_deps="network"
806
807 # programs
808 ffplay_deps="sdl"
809 ffserver_deps="muxers rtp_protocol"
810
811
812 # set temporary file name
813 if test ! -z "$TMPDIR" ; then
814 TMPDIR1="${TMPDIR}"
815 elif test ! -z "$TEMPDIR" ; then
816 TMPDIR1="${TEMPDIR}"
817 else
818 TMPDIR1="/tmp"
819 fi
820
821 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
822 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
823 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
824 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
825 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
826
827 # default parameters
828
829 logging="yes"
830 logfile="config.err"
831
832 # installation paths
833 PREFIX="/usr/local"
834 libdir='$(PREFIX)/lib'
835 shlibdir="$libdir"
836 incdir='$(PREFIX)/include/ffmpeg'
837 mandir='$(PREFIX)/man'
838 bindir='$(PREFIX)/bin'
839
840 # toolchain
841 cc="gcc"
842 ar="ar"
843 ranlib="ranlib"
844 make="make"
845 strip="strip"
846 asmalign_pot="unknown"
847
848 # machine
849 arch=`uname -m`
850 cpu="generic"
851
852 # OS
853 targetos=$(tolower $(uname -s))
854
855 # non-library system interfaces
856 audio_oss="yes"
857 bktr="yes"
858 dv1394="yes"
859 v4l2="yes"
860 v4l="yes"
861
862 # libraries
863 zlib="yes"
864
865 # configurable options
866 debug="yes"
867 dostrip="yes"
868 ffmpeg="yes"
869 ffplay="yes"
870 ffserver="yes"
871 ipv6="yes"
872 static="yes"
873 mpegaudio_hp="yes"
874 network="yes"
875 optimize="yes"
876 protocols="yes"
877 vhook="default"
878
879 # build settings
880 SHFLAGS='-shared -Wl,-soname,$@'
881 VHOOKSHFLAGS='$(SHFLAGS)'
882 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
883 FFSERVERLDFLAGS=-Wl,-E
884 LDCONFIG="ldconfig"
885 LIBPREF="lib"
886 LIBSUF=".a"
887 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
888 SLIBPREF="lib"
889 SLIBSUF=".so"
890 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
891 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
892 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
893 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
894
895 # find source path
896 source_path="`dirname \"$0\"`"
897 source_path_used="yes"
898 if test -z "$source_path" -o "$source_path" = "." ; then
899 source_path="`pwd`"
900 source_path_used="no"
901 else
902 source_path="`cd \"$source_path\"; pwd`"
903 echo "$source_path" | grep -q '[[:blank:]]' &&
904 die "Out of tree builds are impossible with whitespace in source path."
905 fi
906
907 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
908 show_help
909 fi
910
911 FFMPEG_CONFIGURATION="$@"
912
913 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
914 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
915 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
916 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
917 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
918 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
919 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
920
921 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
922 enable $ARCH_EXT_LIST
923
924 die_unknown(){
925 echo "Unknown option \"$1\"."
926 echo "See $0 --help for available options."
927 exit 1
928 }
929
930 show_list() {
931 for part in $*; do
932 echo $part | sed 's/_[^_]*$//'
933 done | sort
934 exit 0
935 }
936
937 for opt do
938 optval="${opt#*=}"
939 case "$opt" in
940 --log)
941 ;;
942 --log=*) logging="$optval"
943 ;;
944 --prefix=*) PREFIX="$optval"
945 ;;
946 --libdir=*) libdir="$optval"
947 ;;
948 --shlibdir=*) shlibdir="$optval"
949 ;;
950 --incdir=*) incdir="$optval"
951 ;;
952 --mandir=*) mandir="$optval"
953 ;;
954 --source-path=*) source_path="$optval"
955 ;;
956 --cross-prefix=*) cross_prefix="$optval"
957 ;;
958 --cross-compile) cross_compile="yes"
959 ;;
960 --target-os=*) targetos="$optval"
961 ;;
962 --cc=*) cc="$optval"
963 ;;
964 --make=*) make="$optval"
965 ;;
966 --extra-cflags=*) add_cflags "$optval"
967 ;;
968 --extra-ldflags=*) add_ldflags "$optval"
969 ;;
970 --extra-libs=*) add_extralibs "$optval"
971 ;;
972 --build-suffix=*) BUILDSUF="$optval"
973 ;;
974 --arch=*) arch="$optval"
975 ;;
976 --cpu=*) cpu="$optval"
977 ;;
978 --disable-opts) optimize="no"
979 ;;
980 --enable-sunmlib) mlib="yes"
981 ;;
982 --disable-strip) dostrip="no"
983 ;;
984 --disable-encoders) disable $ENCODER_LIST
985 ;;
986 --disable-decoders) disable $DECODER_LIST
987 ;;
988 --disable-muxers) disable $MUXER_LIST
989 ;;
990 --disable-demuxers) disable $DEMUXER_LIST
991 ;;
992 --disable-parsers) disable $PARSER_LIST
993 ;;
994 --disable-bsfs) disable $BSF_LIST
995 ;;
996 --disable-protocols) disable $PROTOCOL_LIST
997 ;;
998 --enable-*=*|--disable-*=*)
999 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1000 case "$thing" in
1001 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
1002 *) die_unknown "$opt" ;;
1003 esac
1004 ;;
1005 --enable-?*|--disable-?*)
1006 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1007 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1008 $action $option
1009 ;;
1010 --list-*)
1011 NAME="${opt#--list-}"
1012 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1013 NAME=$(toupper ${NAME%s})
1014 eval show_list \$${NAME}_LIST
1015 ;;
1016 --help) show_help
1017 ;;
1018 *)
1019 die_unknown $opt
1020 ;;
1021 esac
1022 done
1023
1024 case "$arch" in
1025 i386|i486|i586|i686|i86pc|BePC)
1026 arch="x86_32"
1027 enable fast_unaligned
1028 ;;
1029 x86_64|amd64)
1030 arch="x86_32"
1031 enable fast_unaligned
1032 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1033 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1034 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1035 arch="x86_64"
1036 enable fast_64bit
1037 fi
1038 fi
1039 ;;
1040 # armv4l is a subset of armv[567]*l
1041 arm|armv[4567]*l)
1042 arch="armv4l"
1043 ;;
1044 alpha)
1045 arch="alpha"
1046 enable fast_64bit
1047 ;;
1048 "Power Macintosh"|ppc|powerpc)
1049 arch="powerpc"
1050 ;;
1051 ppc64)
1052 arch="powerpc"
1053 enable fast_64bit
1054 ;;
1055 mips|IP*)
1056 arch="mips"
1057 ;;
1058 mipsel)
1059 arch="mipsel"
1060 ;;
1061 sun4u|sparc64)
1062 arch="sparc64"
1063 enable fast_64bit
1064 ;;
1065 sparc)
1066 arch="sparc"
1067 ;;
1068 sh4)
1069 arch="sh4"
1070 ;;
1071 parisc)
1072 arch="parisc"
1073 ;;
1074 parisc64)
1075 arch="parisc"
1076 enable fast_64bit
1077 ;;
1078 s390|s390x)
1079 arch="s390"
1080 ;;
1081 m68k)
1082 arch="m68k"
1083 ;;
1084 ia64)
1085 arch="ia64"
1086 enable fast_64bit
1087 ;;
1088 bfin)
1089 arch="bfin"
1090 ;;
1091 *)
1092 arch="unknown"
1093 ;;
1094 esac
1095
1096 enable $arch
1097 enabled_any x86_32 x86_64 && enable x86
1098 enabled sparc64 && enable sparc
1099 enabled mipsel && enable mips
1100
1101 # OS specific
1102 osextralibs="-lm"
1103 case $targetos in
1104 beos|haiku|zeta)
1105 PREFIX="$HOME/config"
1106 # helps building libavcodec
1107 add_cflags "-DPIC -fomit-frame-pointer"
1108 # 3 gcc releases known for BeOS, each with ugly bugs
1109 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1110 case "$gcc_version" in
1111 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1112 mmx="no"
1113 ;;
1114 *20010315*) echo "BeBits gcc"
1115 add_cflags "-fno-expensive-optimizations"
1116 ;;
1117 esac
1118 LDCONFIG="echo ignoring ldconfig"
1119 SHFLAGS=-nostart
1120 # disable Linux things
1121 dv1394="no"
1122 # enable BeOS things
1123 disabled audio_beos || enable_audio_beos
1124 # no need for libm, but the inet stuff
1125 # Check for BONE
1126 # XXX: actually should check for NOT net_server
1127 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1128 osextralibs="-lbind -lsocket"
1129 else
1130 beos_netserver="yes"
1131 osextralibs="-lnet"
1132 fi ;;
1133 sunos)
1134 dv1394="no"
1135 FFSERVERLDFLAGS=""
1136 SHFLAGS="-shared -Wl,-h,\$@"
1137 add_extralibs "-lsocket -lnsl"
1138 ;;
1139 netbsd)
1140 dv1394="no"
1141 add_extralibs "-lossaudio"
1142 ;;
1143 openbsd)
1144 dv1394="no"
1145 need_memalign="no"
1146 LIBOBJFLAGS="\$(PIC)"
1147 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1148 SHFLAGS='-shared'
1149 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1150 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1151 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1152 add_extralibs "-lossaudio"
1153 ;;
1154 freebsd)
1155 dv1394="no"
1156 need_memalign="no"
1157 add_cflags "-pthread"
1158 ;;
1159 gnu/kfreebsd)
1160 dv1394="no"
1161 add_cflags "-pthread"
1162 ;;
1163 bsd/os)
1164 dv1394="no"
1165 osextralibs="-lpoll -lgnugetopt -lm"
1166 strip="strip -d"
1167 ;;
1168 darwin)
1169 dv1394="no"
1170 need_memalign="no"
1171 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1172 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1173 osextralibs=""
1174 strip="strip -x"
1175 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1176 SLIBSUF=".dylib"
1177 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1178 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1179 FFSERVERLDFLAGS=-Wl,-bind_at_load
1180 ;;
1181 mingw32*)
1182 targetos=mingw32
1183 shlibdir="$bindir"
1184 dv1394="no"
1185 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1186 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1187 if enabled swscaler; then
1188 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1189 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1190 fi
1191 ffserver="no"
1192 SLIBPREF=""
1193 SLIBSUF=".dll"
1194 EXESUF=".exe"
1195 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1196 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1197 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1198 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1199 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1200 enabled network && add_extralibs -lws2_32
1201 ;;
1202 cygwin*)
1203 targetos=cygwin
1204 shlibdir="$bindir"
1205 dv1394="no"
1206 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1207 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1208 if enabled swscaler; then
1209 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1210 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1211 fi
1212 osextralibs=""
1213 EXESUF=".exe"
1214 SLIBPREF="cyg"
1215 SLIBSUF=".dll"
1216 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1217 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1218 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1219 ;;
1220 linux)
1221 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1222 ;;
1223 irix*)
1224 targetos=irix
1225 ranlib="echo ignoring ranlib"
1226 ;;
1227 *)
1228 targetos="${targetos}-UNKNOWN"
1229 ;;
1230 esac
1231
1232 add_extralibs $osextralibs
1233
1234 if ! disabled logging ; then
1235 enabled logging || logfile="$logging"
1236 echo "# $0 $@" >$logfile
1237 set >>$logfile
1238 else
1239 logfile=/dev/null
1240 fi
1241
1242 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1243 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1244
1245 test -n "$cross_prefix" && cross_compile=yes
1246 cc="${cross_prefix}${cc}"
1247 ar="${cross_prefix}${ar}"
1248 ranlib="${cross_prefix}${ranlib}"
1249 strip="${cross_prefix}${strip}"
1250
1251 # we need to build at least one lib type
1252 if ! enabled_any static shared; then
1253 cat <<EOF
1254 At least one library type must be built.
1255 Specify --enable-static to build the static libraries or --enable-shared to
1256 build the shared libraries as well. To only build the shared libraries specify
1257 --disable-static in addition to --enable-shared.
1258 EOF
1259 exit 1;
1260 fi
1261
1262 if disabled static; then
1263 LIB=""
1264 fi
1265
1266 if ! enabled libogg; then
1267 enabled libtheora && die "libogg must be enabled to enable libtheora."
1268 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1269 fi
1270
1271 if enabled_any libfaad libfaadbin ; then
1272 if check_header faad.h; then
1273 check_cc << EOF
1274 #include <faad.h>
1275 #ifndef FAAD2_VERSION
1276 ok faad1
1277 #endif
1278 int main( void ) { return 0; }
1279 EOF
1280 test $? = 0 && enable libfaad2
1281 else
1282 die "FAAD test failed."
1283 fi
1284 fi
1285
1286
1287 if ! enabled gpl; then
1288 die_gpl_disabled(){
1289 name=$1
1290 shift
1291 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1292 }
1293 die_gpl_disabled "The Postprocessing code" pp
1294 die_gpl_disabled "liba52" liba52
1295 die_gpl_disabled "libx264" libx264
1296 die_gpl_disabled "libxvidcore" libxvid
1297 die_gpl_disabled "FAAD2" libfaad2
1298 die_gpl_disabled "The X11 grabber" x11grab
1299 die_gpl_disabled "The software scaler" swscaler
1300 fi
1301
1302 check_deps $ARCH_EXT_LIST
1303
1304 test -z "$need_memalign" && need_memalign="$mmx"
1305
1306 #Darwin CC versions
1307 if test $targetos = darwin; then
1308 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1309 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1310 else
1311 add_cflags "-no-cpp-precomp -pipe"
1312 check_cflags "-force_cpusubtype_ALL"
1313 check_cflags "-Wno-sign-compare"
1314 disabled shared && add_cflags -mdynamic-no-pic
1315 fi
1316 fi
1317
1318 disabled optimize || add_cflags -fomit-frame-pointer
1319
1320 # Add processor-specific flags
1321 if test $cpu != "generic"; then
1322 warn_altivec(){
1323 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1324 }
1325 case $cpu in
1326 601|ppc601|PowerPC601)
1327 add_cflags "-mcpu=601"
1328 warn_altivec enabled PPC601
1329 ;;
1330 603*|ppc603*|PowerPC603*)
1331 add_cflags "-mcpu=603"
1332 warn_altivec enabled PPC603
1333 ;;
1334 604*|ppc604*|PowerPC604*)
1335 add_cflags "-mcpu=604"
1336 warn_altivec enabled PPC604
1337 ;;
1338 G3|g3|75*|ppc75*|PowerPC75*)
1339 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1340 warn_altivec enabled PPC75x
1341 ;;
1342 G4|g4|745*|ppc745*|PowerPC745*)
1343 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1344 warn_altivec disabled PPC745x
1345 ;;
1346 74*|ppc74*|PowerPC74*)
1347 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1348 warn_altivec disabled PPC74xx
1349 ;;
1350 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1351 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1352 warn_altivec disabled PPC970
1353 enable ppc64
1354 ;;
1355 Cell|CELL|cell)
1356 add_cflags "-mcpu=cell"
1357 warn_altivec disabled Cell
1358 enable ppc64
1359 ;;
1360 # targets that do NOT support conditional mov (cmov)
1361 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1362 add_cflags "-march=$cpu"
1363 cmov="no"
1364 ;;
1365 # targets that do support conditional mov (cmov)
1366 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1367 add_cflags "-march=$cpu"
1368 cmov="yes"
1369 fast_cmov="yes"
1370 ;;
1371 # targets that do support conditional mov but on which it's slow
1372 pentium4|prescott|nocona)
1373 add_cflags "-march=$cpu"
1374 cmov="yes"
1375 fast_cmov="no"
1376 ;;
1377 sparc64)
1378 add_cflags "-mcpu=v9"
1379 ;;
1380 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1381 add_cflags "-mfdpic"
1382 add_ldflags "-mfdpic"
1383 ;;
1384 *)
1385 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1386 ;;
1387 esac
1388 fi
1389
1390 gnu_make(){
1391 $1 --version 2>&1 | grep -q GNU
1392 }
1393
1394 if ! gnu_make $make; then
1395 gnu_make gmake && make=gmake || die "GNU make not found."
1396 fi
1397
1398 # make sure we can execute files in $TMPDIR
1399 cat >$TMPE 2>>$logfile <<EOF
1400 #! /bin/sh
1401 EOF
1402 chmod +x $TMPE >>$logfile 2>&1
1403 if ! $TMPE >>$logfile 2>&1; then
1404 cat <<EOF
1405 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1406 variable to another directory and make sure that $TMPDIR1 is not mounted
1407 noexec.
1408 EOF
1409 die "Sanity test failed."
1410 fi
1411 rm $TMPE
1412
1413 # compiler sanity check
1414 check_exec <<EOF
1415 int main(){
1416 return 0;
1417 }
1418 EOF
1419 if test "$?" != 0; then
1420 echo "$cc is unable to create an executable file."
1421 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1422 echo "If $cc is a cross-compiler, use the --cross-compile option."
1423 echo "Only do this if you know what cross compiling means."
1424 fi
1425 die "C compiler test failed."
1426 fi
1427
1428 if enabled x86; then
1429 # check whether EBP is available on x86
1430 # As 'i' is stored on the stack, this program will crash
1431 # if the base pointer is used to access it because the
1432 # base pointer is cleared in the inline assembly code.
1433 check_exec_crash <<EOF && enable ebp_available
1434 volatile int i=0;
1435 asm volatile (
1436 "xorl %%ebp, %%ebp"
1437 ::: "%ebp");
1438 return i;
1439 EOF
1440
1441 # check wether EBX is available on x86
1442 check_cc <<EOF && enable ebx_available
1443 int main(){
1444 asm volatile ("":::"%ebx");
1445 }
1446 EOF
1447
1448 # check whether binutils is new enough to compile SSSE3
1449 enabled ssse3 && check_cc <<EOF || disable ssse3
1450 int main(){
1451 asm volatile ("pabsw %xmm0, %xmm0");
1452 }
1453 EOF
1454 fi
1455
1456 # check for assembler specific support
1457
1458 if test $arch = "powerpc"; then
1459 check_cc <<EOF && dcbzl=yes
1460 int main(void) {
1461 register long zero = 0;
1462 char data[1024];
1463 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1464 return 0;
1465 }
1466 EOF
1467 fi
1468
1469 # check for SIMD availability
1470
1471 # AltiVec flags: The FSF version of GCC differs from the Apple version
1472 if enabled altivec; then
1473 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1474 add_cflags "-faltivec"
1475 else
1476 add_cflags "-maltivec -mabi=altivec"
1477 fi
1478
1479 check_header altivec.h
1480
1481 # check if our compiler supports Motorola AltiVec C API
1482 if enabled altivec_h; then
1483 inc_altivec_h="#include <altivec.h>"
1484 else
1485 inc_altivec_h=
1486 fi
1487 check_cc <<EOF || altivec=no
1488 $inc_altivec_h
1489 int main(void) {
1490 vector signed int v1, v2, v3;
1491 v1 = vec_add(v2,v3);
1492 return 0;
1493 }
1494 EOF
1495 fi
1496
1497 # check armv5te instructions support
1498 enabled armv5te && check_cc <<EOF || disable armv5te
1499 int main(void) {
1500 __asm__ __volatile__ ("qadd r0, r0, r0");
1501 }
1502 EOF
1503
1504 enabled armv6 && check_cc <<EOF || disable armv6
1505 int main(void) {
1506 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1507 }
1508 EOF
1509
1510 # check iwmmxt support
1511 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1512 int main(void) {
1513 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1514 }
1515 EOF
1516
1517 # check if our compiler supports mmi
1518 enabled mmi && check_cc <<EOF || mmi="no"
1519 int main(void) {
1520 __asm__ ("lq \$2, 0(\$2)");
1521 return 0;
1522 }
1523 EOF
1524
1525 # ---
1526 # big/little-endian test
1527 check_cc <<EOF || die "endian test failed"
1528 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1529 EOF
1530 strings $TMPO | grep -q BIGE && enable bigendian
1531
1532 # ---
1533 # check availability of some header files
1534
1535 check_header malloc.h
1536 check_func memalign
1537
1538 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1539 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1540 fi
1541
1542 check_header byteswap.h
1543
1544 check_func mkstemp
1545 check_func gethrtime
1546
1547 check_header termios.h
1548 check_header conio.h
1549
1550 check_header arpa/inet.h
1551 check_header winsock2.h
1552
1553 check_func inet_aton
1554 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1555
1556 # ffserver uses poll(),
1557 # if it's not found we can emulate it using select().
1558 if enabled ffserver; then
1559 check_header sys/poll.h
1560 fi
1561
1562 # check for some common methods of building with pthread support
1563 # do this before the optional library checks as some of them require pthreads
1564 if enabled pthreads; then
1565 if check_func pthread_create; then
1566 :
1567 elif check_func pthread_create -pthread; then
1568 add_cflags -pthread
1569 add_ldflags -pthread
1570 elif check_func pthread_create -pthreads; then
1571 add_cflags -pthreads
1572 add_ldflags -pthreads
1573 elif ! check_lib pthread.h pthread_create -lpthread; then
1574 die "ERROR: can't find pthreads library"
1575 fi
1576 fi
1577
1578 for thread in $THREADS_LIST; do
1579 if enabled $thread; then
1580 if test -n "$thread_type"; then
1581 die "ERROR: Only one thread type must be selected."
1582 else
1583 thread_type="$thread"
1584 fi
1585 fi
1586 done
1587
1588 # test for lrintf in math.h
1589 check_exec <<EOF && lrintf=yes || lrintf=no
1590 #define _ISOC9X_SOURCE 1
1591 #include <math.h>
1592 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1593 EOF
1594
1595 enabled_any libamr_nb libamr_wb && enable libamr
1596
1597 # these are off by default, so fail if requested and not available
1598 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1599 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1600 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1601 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1602 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1603 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1604 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1605 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1606 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1607 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1608 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1609 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1610 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1611 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1612 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1613 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1614
1615 # disable the native AC-3 decoder if liba52 is enabled
1616 enabled liba52 && disable ac3_decoder
1617
1618 _restrict=
1619 for restrict_keyword in restrict __restrict__ __restrict; do
1620 check_cc <<EOF && _restrict=$restrict_keyword && break
1621 void foo(char * $restrict_keyword p);
1622 EOF
1623 done
1624
1625 # dlopen/dlfcn.h probing
1626
1627 check_header dlfcn.h
1628
1629 if check_func dlopen; then
1630 ldl=
1631 elif check_func dlopen -ldl; then
1632 ldl=-ldl
1633 fi
1634
1635 check_func getrusage
1636 check_func2 windows.h GetProcessTimes
1637
1638 check_func fork
1639 check_func closesocket ||
1640 check_func2 winsock2.h closesocket
1641
1642 test "$vhook" = "default" && vhook="$dlopen"
1643
1644 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1645
1646 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1647 vhook="no"
1648 echo
1649 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1650 echo "Patches welcome."
1651 echo
1652 fi
1653
1654 if enabled vhook; then
1655 check_ldflags -rdynamic
1656 check_ldflags -export-dynamic
1657 fi
1658
1659 enabled audio_beos && add_extralibs "-lmedia -lbe"
1660
1661 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1662 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1663
1664 ##########################################
1665 # SDL check
1666
1667 sdl_too_old=no
1668 sdl=no
1669 SDL_CONFIG="${cross_prefix}sdl-config"
1670 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1671 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1672 temp_cflags $sdl_cflags
1673 temp_extralibs `"${SDL_CONFIG}" --libs`
1674 if check_lib SDL.h SDL_Init; then
1675 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1676 if test "$_sdlversion" -lt 121 ; then
1677 sdl_too_old=yes
1678 else
1679 sdl=yes
1680 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1681 #include <SDL.h>
1682 int main(void){
1683 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1684 int w = vi->current_w;
1685 return 0;
1686 }
1687 EOF
1688 fi
1689 fi
1690 restore_flags
1691 fi
1692
1693 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1694
1695 ##########################################
1696 # IPv6 check
1697
1698 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1699 #include <sys/types.h>
1700 #include <sys/socket.h>
1701 #include <netinet/in.h>
1702 #include <netdb.h>
1703 int main( void ) {
1704 struct sockaddr_storage saddr;
1705 struct ipv6_mreq mreq6;
1706 getaddrinfo(0,0,0,0);
1707 getnameinfo(0,0,0,0,0,0,0);
1708 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1709 }
1710 EOF
1711
1712 enabled v4l && check_header linux/videodev.h || disable v4l
1713 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1714
1715 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1716 if enabled bktr; then
1717 { check_header dev/bktr/ioctl_meteor.h &&
1718 check_header dev/bktr/ioctl_bt848.h; } ||
1719 { check_header machine/ioctl_meteor.h &&
1720 check_header machine/ioctl_bt848.h; } ||
1721 { check_header dev/video/meteor/ioctl_meteor.h &&
1722 check_header dev/video/bktr/ioctl_bt848.h; } ||
1723 check_header dev/ic/bt8xx.h ||
1724 disable bktr
1725 fi
1726
1727 enabled audio_oss &&
1728 check_header sys/soundcard.h ||
1729 check_header soundcard.h ||
1730 disable audio_oss
1731
1732 # Deal with the x11 frame grabber
1733 enabled x11grab &&
1734 enabled gpl &&
1735 enabled x11_grab_device_demuxer &&
1736 check_header X11/Xlib.h &&
1737 check_header X11/extensions/XShm.h &&
1738 check_func XOpenDisplay -lX11 &&
1739 check_func XShmCreateImage -lX11 -lXext &&
1740 add_extralibs -lX11 -lXext ||
1741 disable x11_grab_device_demuxer
1742
1743 enabled debug && add_cflags -g
1744
1745 # add some useful compiler flags if supported
1746 check_cflags -Wdeclaration-after-statement
1747 check_cflags -Wall
1748 check_cflags -Wno-switch
1749 check_cflags -Wdisabled-optimization
1750 check_cflags -Wpointer-arith
1751 check_cflags -Wredundant-decls
1752 check_cflags -Wno-pointer-sign
1753 enabled extra_warnings && check_cflags -Winline
1754
1755 # add some linker flags
1756 check_ldflags -Wl,--warn-common
1757 check_ldflags $LDLATEFLAGS
1758
1759 if enabled small; then
1760 check_cflags -Os # not all compilers support -Os
1761 optimize="small"
1762 elif enabled optimize; then
1763 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1764 add_cflags "-O5"
1765 add_ldflags "-O5"
1766 else
1767 add_cflags "-O3"
1768 fi
1769 fi
1770
1771 # PIC flags for shared library objects where they are needed
1772 if enabled shared; then
1773 # LIBOBJFLAGS may have already been set in the OS configuration
1774 if test -z "$LIBOBJFLAGS" ; then
1775 case "$arch" in
1776 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1777 esac
1778 fi
1779 fi
1780
1781 if enabled gprof; then
1782 add_cflags "-p"
1783 add_ldflags "-p"
1784 fi
1785
1786 VHOOKCFLAGS="-fPIC"
1787
1788 # find if .align arg is power-of-two or not
1789 if test $asmalign_pot = "unknown"; then
1790 asmalign_pot="no"
1791 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1792 fi
1793
1794 enabled_any $ENCODER_LIST && enable encoders
1795 enabled_any $DECODER_LIST && enable decoders
1796 enabled_any $MUXER_LIST && enable muxers
1797 enabled_any $DEMUXER_LIST && enable demuxers
1798 enabled_any $PROTOCOL_LIST && enable protocols
1799 enabled_any $BSF_LIST && enable bsfs
1800
1801 enabled_any $THREADS_LIST && enable threads
1802
1803 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1804 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1805
1806 enabled libogg && append pkg_requires "ogg >= 1.1"
1807 enabled libtheora && append pkg_requires "theora"
1808 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1809 enabled dc1394 && append pkg_requires "libraw1394"
1810
1811 echo "install prefix $PREFIX"
1812 echo "source path $source_path"
1813 echo "C compiler $cc"
1814 echo "make $make"
1815 echo ".align is power-of-two $asmalign_pot"
1816 echo "ARCH $arch ($cpu)"
1817 if test "$BUILDSUF" != ""; then
1818 echo "build suffix $BUILDSUF"
1819 fi
1820 echo "big-endian ${bigendian-no}"
1821 if test $arch = "x86_32" -o $arch = "x86_64"; then
1822 echo "MMX enabled ${mmx-no}"
1823 echo "CMOV enabled ${cmov-no}"
1824 echo "CMOV is fast ${fast_cmov-no}"
1825 fi
1826 if test $arch = "armv4l"; then
1827 echo "ARMv5TE enabled ${armv5te-no}"
1828 echo "ARMv6 enabled ${armv6-no}"
1829 echo "IWMMXT enabled ${iwmmxt-no}"
1830 fi
1831 if test $arch = "mips" -o $arch = "mipsel"; then
1832 echo "MMI enabled ${mmi-no}"
1833 fi
1834 if test $arch = "powerpc"; then
1835 echo "AltiVec enabled ${altivec-no}"
1836 echo "dcbzl available ${dcbzl-no}"
1837 fi
1838 echo "gprof enabled ${gprof-no}"
1839 echo "debug symbols ${debug-no}"
1840 echo "strip symbols ${dostrip-no}"
1841 echo "optimize ${optimize-no}"
1842 echo "static ${static-no}"
1843 echo "shared ${shared-no}"
1844 echo "postprocessing support ${pp-no}"
1845 echo "software scaler enabled ${swscaler-no}"
1846 echo "video hooking ${vhook-no}"
1847 if enabled vhook; then
1848 echo "Imlib2 support ${imlib2-no}"
1849 echo "FreeType support ${freetype2-no}"
1850 fi
1851 echo "network support ${network-no}"
1852 if enabled network; then
1853 echo "IPv6 support ${ipv6-no}"
1854 fi
1855 echo "threading support ${thread_type-no}"
1856 echo "SDL support ${sdl-no}"
1857 if enabled sdl_too_old; then
1858 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1859 fi
1860 echo "Sun medialib support ${mlib-no}"
1861 echo "AVISynth enabled ${avisynth-no}"
1862 echo "liba52 support ${liba52-no}"
1863 echo "liba52 dlopened ${liba52bin-no}"
1864 echo "libamr-nb support ${libamr_nb-no}"
1865 echo "libamr-wb support ${libamr_wb-no}"
1866 echo "libfaac enabled ${libfaac-no}"
1867 echo "libfaad enabled ${libfaad-no}"
1868 echo "libfaad dlopened ${libfaadbin-no}"
1869 echo "libgsm enabled ${libgsm-no}"
1870 echo "libmp3lame enabled ${libmp3lame-no}"
1871 echo "libnut enabled ${libnut-no}"
1872 echo "libogg enabled ${libogg-no}"
1873 echo "libtheora enabled ${libtheora-no}"
1874 echo "libvorbis enabled ${libvorbis-no}"
1875 echo "x264 enabled ${libx264-no}"
1876 echo "XviD enabled ${libxvid-no}"
1877 echo "zlib enabled ${zlib-no}"
1878 if ! enabled gpl; then
1879 echo "License: LGPL"
1880 else
1881 echo "License: GPL"
1882 fi
1883
1884 echo "Creating config.mak and config.h..."
1885
1886 echo "# Automatically generated by configure - do not modify!" > config.mak
1887 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1888 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1889
1890 echo "PREFIX=$PREFIX" >> config.mak
1891 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1892 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1893 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1894 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1895 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1896 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1897 echo "MAKE=$make" >> config.mak
1898 echo "CC=$cc" >> config.mak
1899 echo "AR=$ar" >> config.mak
1900 echo "RANLIB=$ranlib" >> config.mak
1901 if enabled dostrip; then
1902 echo "STRIP=$strip" >> config.mak
1903 else
1904 echo "STRIP=echo ignoring strip" >> config.mak
1905 fi
1906
1907 echo "OPTFLAGS=$CFLAGS" >> config.mak
1908 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1909 echo "LDFLAGS=$LDFLAGS" >> config.mak
1910 echo "LDCONFIG=$LDCONFIG" >> config.mak
1911 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1912 echo "SHFLAGS=$SHFLAGS" >> config.mak
1913 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1914 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1915 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1916 echo "BUILD_STATIC=$static" >> config.mak
1917 echo "BUILDSUF=$BUILDSUF" >> config.mak
1918 echo "LIBPREF=$LIBPREF" >> config.mak
1919 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1920 echo "LIB=$LIB" >> config.mak
1921 echo "SLIBPREF=$SLIBPREF" >> config.mak
1922 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1923 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1924
1925 if enabled bigendian; then
1926 echo "WORDS_BIGENDIAN=yes" >> config.mak
1927 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1928 fi
1929 if enabled mmx; then
1930 echo "#define __CPU__ 586" >> $TMPH
1931 fi
1932
1933 if enabled sdl; then
1934 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1935 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1936 fi
1937 if enabled texi2html; then
1938 echo "BUILD_DOC=yes" >> config.mak
1939 fi
1940
1941 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1942 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1943 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1944 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1945 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1946
1947
1948
1949 if enabled shared; then
1950 echo "BUILD_SHARED=yes" >> config.mak
1951 echo "PIC=-fPIC -DPIC" >> config.mak
1952 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1953 echo "SPPVERSION=$pp_version" >> config.mak
1954 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1955 echo "LAVCVERSION=$lavc_version" >> config.mak
1956 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1957 echo "LAVFVERSION=$lavf_version" >> config.mak
1958 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1959 echo "LAVUVERSION=$lavu_version" >> config.mak
1960 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1961 echo "SWSVERSION=$sws_version" >> config.mak
1962 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1963 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1964 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1965 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1966 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1967 fi
1968 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1969 echo "EXTRALIBS=$extralibs" >> config.mak
1970
1971 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1972 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1973 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1974 $DECODER_LIST \
1975 $ENCODER_LIST \
1976 $PARSER_LIST \
1977 $BSF_LIST \
1978 $DEMUXER_LIST \
1979 $MUXER_LIST \
1980 $PROTOCOL_LIST \
1981
1982 if test "$targetos" = darwin; then
1983 echo "#define CONFIG_DARWIN 1" >> $TMPH
1984 fi
1985
1986 echo "#define restrict $_restrict" >> $TMPH
1987
1988 if enabled small; then
1989 echo "#define av_always_inline" >> $TMPH
1990 fi
1991
1992 echo "SRC_PATH=\"$source_path\"" >> config.mak
1993 echo "SRC_PATH_BARE=$source_path" >> config.mak
1994 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1995
1996 # Apparently it's not possible to portably echo a backslash.
1997 if enabled asmalign_pot; then
1998 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1999 else
2000 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2001 fi
2002
2003
2004 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
2005 if ! cmp -s $TMPH config.h; then
2006 mv -f $TMPH config.h
2007 else
2008 echo "config.h is unchanged"
2009 fi
2010
2011 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2012
2013 # build tree in object directory if source path is different from current one
2014 if enabled source_path_used; then
2015 DIRS="\
2016 doc \
2017 libavcodec \
2018 libavcodec/alpha \
2019 libavcodec/armv4l \
2020 libavcodec/bfin \
2021 libavcodec/i386 \
2022 libavcodec/mlib \
2023 libavcodec/ppc \
2024 libavcodec/sh4 \
2025 libavcodec/sparc \
2026 libavformat \
2027 libavutil \
2028 libpostproc \
2029 libswscale \
2030 tests \
2031 tools \
2032 vhook \
2033 "
2034 FILES="\
2035 Makefile \
2036 common.mak \
2037 doc/texi2pod.pl \
2038 libavcodec/Makefile \
2039 libavformat/Makefile \
2040 libavutil/Makefile \
2041 libpostproc/Makefile \
2042 libswscale/Makefile \
2043 "
2044 for dir in $DIRS ; do
2045 mkdir -p $dir
2046 done
2047 for f in $FILES ; do
2048 ln -sf "$source_path/$f" $f
2049 done
2050 fi
2051
2052
2053 # build pkg-config files
2054 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2055
2056 pkgconfig_generate(){
2057 name=$1
2058 comment=$2
2059 version=$3
2060 libs=$4
2061 requires=$5
2062 include=$6
2063 cat <<EOF >$name.pc
2064 prefix=$PREFIX
2065 exec_prefix=\${prefix}
2066 libdir=\${exec_prefix}/lib
2067 includedir=\${prefix}/include
2068
2069 Name: $name
2070 Description: $comment
2071 Version: $version
2072 Requires: $requires
2073 Conflicts:
2074 Libs: -L\${libdir} $libs
2075 Cflags: -I\${includedir} -I\${includedir}/$include
2076 EOF
2077 }
2078
2079 pkgconfig_generate_uninstalled(){
2080 name=$1
2081 shortname=${name#lib}
2082 comment=$2
2083 version=$3
2084 libs=$4
2085 requires=$5
2086 cat <<EOF >$name-uninstalled.pc
2087 prefix=
2088 exec_prefix=
2089 libdir=\${pcfiledir}/$name
2090 includedir=\${pcfiledir}/$name
2091
2092 Name: $name
2093 Description: $comment
2094 Version: $version
2095 Requires: $requires
2096 Conflicts:
2097 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2098 Cflags: -I\${includedir}
2099 EOF
2100 }
2101
2102 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2103 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2104
2105 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2106 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2107
2108 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2109 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2110
2111 if enabled pp; then
2112 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2113 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2114 fi
2115
2116 if enabled swscaler; then
2117 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2118 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2119 else
2120 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2121 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2122 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2123 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2124 fi