237e99b6d382fa4965e31b8f426ce6054cf96338
[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 check_deps(){
295 for cfg; do
296 enabled ${cfg}_checking && die "Circular dependency for $cfg."
297 disabled ${cfg}_checking && continue
298 enable ${cfg}_checking
299
300 eval dep_all="\$${cfg}_deps"
301 eval dep_any="\$${cfg}_deps_any"
302
303 pushvar cfg dep_all dep_any
304 check_deps $dep_all $dep_any
305 popvar cfg dep_all dep_any
306
307 enabled_all $dep_all || disable $cfg
308 enabled_any $dep_any || disable $cfg
309
310 disable ${cfg}_checking
311 done
312 }
313
314 print_config(){
315 pfx=$1
316 header=$2
317 makefile=$3
318 shift 3
319 for cfg; do
320 ucname="`toupper $cfg`"
321 if enabled $cfg; then
322 echo "#define ${pfx}${ucname} 1" >> $header
323 echo "#define ENABLE_${ucname} 1" >> $header
324 echo "${pfx}${ucname}=yes" >> $makefile
325 else
326 echo "#define ENABLE_${ucname} 0" >> $header
327 fi
328 done
329 }
330
331 flags_saved(){
332 (: ${SAVE_CFLAGS?}) 2>/dev/null
333 }
334
335 save_flags(){
336 flags_saved && return
337 SAVE_CFLAGS="$CFLAGS"
338 SAVE_LDFLAGS="$LDFLAGS"
339 SAVE_extralibs="$extralibs"
340 }
341
342 restore_flags(){
343 flags_saved || return
344 CFLAGS="$SAVE_CFLAGS"
345 LDFLAGS="$SAVE_LDFLAGS"
346 extralibs="$SAVE_extralibs"
347 unset SAVE_CFLAGS
348 unset SAVE_LDFLAGS
349 unset SAVE_extralibs
350 }
351
352 temp_cflags(){
353 save_flags
354 CFLAGS="$CFLAGS $*"
355 }
356
357 temp_ldflags(){
358 save_flags
359 LDFLAGS="$LDFLAGS $*"
360 }
361
362 temp_extralibs(){
363 save_flags
364 extralibs="$extralibs $*"
365 }
366
367 append(){
368 var=$1
369 shift
370 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
371 eval "$var=\"\$$var $*\""
372 }
373
374 add_cflags(){
375 append CFLAGS "$@"
376 }
377
378 add_ldflags(){
379 append LDFLAGS "$@"
380 }
381
382 add_extralibs(){
383 append extralibs "$@"
384 }
385
386 check_cmd(){
387 log "$@"
388 "$@" >>$logfile 2>&1
389 }
390
391 check_cc(){
392 log check_cc "$@"
393 cat >$TMPC
394 log_file $TMPC
395 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
396 }
397
398 check_cpp(){
399 log check_cpp "$@"
400 cat >$TMPC
401 log_file $TMPC
402 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
403 }
404
405 check_ld(){
406 log check_ld "$@"
407 check_cc || return
408 flags=''
409 libs=''
410 for f; do
411 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
412 done
413 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
414 }
415
416 check_cflags(){
417 log check_cflags "$@"
418 check_cc "$@" <<EOF && add_cflags "$@"
419 int x;
420 EOF
421 }
422
423 check_ldflags(){
424 log check_ldflags "$@"
425 check_ld "$@" <<EOF && add_ldflags "$@"
426 int main(){
427 return 0;
428 }
429 EOF
430 }
431
432 check_header(){
433 log check_header "$@"
434 header=$1
435 shift
436 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
437 disable $var
438 check_cpp "$@" <<EOF && enable $var
439 #include <$header>
440 int x;
441 EOF
442 }
443
444 check_func(){
445 log check_func "$@"
446 func=$1
447 shift
448 disable $func
449 check_ld "$@" <<EOF && enable $func
450 extern int $func();
451 int main(){
452 $func();
453 }
454 EOF
455 }
456
457 check_func2(){
458 log check_func2 "$@"
459 headers=$1
460 func=$2
461 shift 2
462 disable $func
463 incs=""
464 for hdr in $headers; do
465 incs="$incs
466 #include <$hdr>"
467 done
468 check_ld "$@" <<EOF && enable $func
469 $incs
470 int main(){
471 (void) $func;
472 return 0;
473 }
474 EOF
475 }
476
477 check_lib(){
478 log check_lib "$@"
479 header="$1"
480 func="$2"
481 shift 2
482 temp_extralibs "$@"
483 check_header $header && check_func $func && add_extralibs "$@"
484 err=$?
485 restore_flags
486 return $err
487 }
488
489 check_lib2(){
490 log check_lib2 "$@"
491 headers="$1"
492 func="$2"
493 shift 2
494 temp_extralibs "$@"
495 check_func2 "$headers" $func && add_extralibs "$@"
496 err=$?
497 restore_flags
498 return $err
499 }
500
501 check_exec(){
502 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
503 }
504
505 check_exec_crash(){
506 code=`cat`
507
508 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
509 # are safe but may not be available everywhere. Thus we use
510 # raise(SIGTERM) instead. The check is run in a subshell so we
511 # can redirect the "Terminated" message from the shell. SIGBUS
512 # is not defined by standard C so it is used conditionally.
513
514 (check_exec "$@") >>$logfile 2>&1 <<EOF
515 #include <signal.h>
516 static void sighandler(int sig){
517 raise(SIGTERM);
518 }
519 int main(){
520 signal(SIGILL, sighandler);
521 signal(SIGFPE, sighandler);
522 signal(SIGSEGV, sighandler);
523 #ifdef SIGBUS
524 signal(SIGBUS, sighandler);
525 #endif
526 { $code }
527 }
528 EOF
529 }
530
531 require(){
532 name="$1"
533 header="$2"
534 func="$3"
535 shift 3
536 check_lib $header $func "$@" || die "ERROR: $name not found"
537 }
538
539 require2(){
540 name="$1"
541 headers="$2"
542 func="$3"
543 shift 3
544 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
545 }
546
547 check_foo_config(){
548 cfg=$1
549 pkg=$2
550 header=$3
551 func=$4
552 shift 4
553 disable $cfg
554 check_cmd ${pkg}-config --version
555 err=$?
556 if test "$err" = 0; then
557 temp_cflags `${pkg}-config --cflags`
558 temp_extralibs `${pkg}-config --libs`
559 check_lib "$@" $header $func && enable $cfg
560 fi
561 return $err
562 }
563
564 apply(){
565 file=$1
566 shift
567 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
568 }
569
570 CONFIG_LIST='
571 encoders
572 decoders
573 parsers
574 bsfs
575 muxers
576 demuxers
577 audio_beos
578 audio_oss
579 avisynth
580 beos_netserver
581 bktr
582 dc1394
583 dv1394
584 ffmpeg
585 ffplay
586 ffserver
587 gpl
588 gprof
589 gray
590 ipv6
591 liba52
592 liba52bin
593 libamr
594 libamr_nb
595 libamr_wb
596 libfaac
597 libfaad
598 libfaadbin
599 libgsm
600 libmp3lame
601 libnut
602 libogg
603 libtheora
604 libvorbis
605 libx264
606 libxvid
607 memalign_hack
608 mpegaudio_hp
609 network
610 powerpc_perf
611 pp
612 protocols
613 small
614 swscaler
615 vhook
616 v4l
617 v4l2
618 x11grab
619 zlib
620 '
621
622 THREADS_LIST='
623 beosthreads
624 pthreads
625 w32threads
626 '
627
628 ARCH_LIST='
629 alpha
630 armv4l
631 bfin
632 ia64
633 m68k
634 mips
635 parisc
636 powerpc
637 s390
638 sh4
639 sparc
640 sparc64
641 x86
642 x86_32
643 x86_64
644 '
645
646 ARCH_EXT_LIST='
647 altivec
648 armv5te
649 armv6
650 iwmmxt
651 mmi
652 mmx
653 ssse3
654 '
655
656 HAVE_LIST="
657 $ARCH_EXT_LIST
658 $THREADS_LIST
659 altivec_h
660 arpa_inet_h
661 byteswap_h
662 cmov
663 conio_h
664 dcbzl
665 dev_bktr_ioctl_bt848_h
666 dev_bktr_ioctl_meteor_h
667 dev_ic_bt8xx_h
668 dev_video_meteor_ioctl_meteor_h
669 dev_video_bktr_ioctl_bt848_h
670 dlfcn_h
671 dlopen
672 ebp_available
673 ebx_available
674 fast_64bit
675 fast_cmov
676 fast_unaligned
677 fork
678 freetype2
679 GetProcessTimes
680 getrusage
681 imlib2
682 inet_aton
683 lrintf
684 machine_ioctl_bt848_h
685 machine_ioctl_meteor_h
686 malloc_h
687 memalign
688 mkstemp
689 mlib
690 ppc64
691 sdl
692 sdl_video_size
693 soundcard_h
694 sys_poll_h
695 sys_soundcard_h
696 termios_h
697 threads
698 "
699
700 CMDLINE_SELECT="
701 $ARCH_EXT_LIST
702 $CONFIG_LIST
703 $THREADS_LIST
704 debug
705 extra_warnings
706 shared
707 static
708 "
709
710 # code dependency declarations
711
712 # architecture extensions
713 altivec_deps="powerpc"
714 armv5te_deps="armv4l"
715 armv6_deps="armv4l"
716 iwmmxt_deps="armv4l"
717 mmi_deps="mips"
718 mmx_deps="x86"
719 ssse3_deps="x86"
720
721 # decoders / encoders
722 dxa_decoder_deps="zlib"
723 flashsv_decoder_deps="zlib"
724 flashsv_encoder_deps="zlib"
725 flv_decoder_deps="h263_decoder"
726 h263_decoder_deps="h263_parser mpeg4video_parser"
727 h263i_decoder_deps="h263_decoder"
728 h264_decoder_deps="h264_parser"
729 mpeg_xvmc_decoder_deps="xvmc"
730 mpeg4_decoder_deps="h263_decoder"
731 msmpeg4v1_decoder_deps="h263_decoder"
732 msmpeg4v2_decoder_deps="h263_decoder"
733 msmpeg4v3_decoder_deps="h263_decoder"
734 png_decoder_deps="zlib"
735 png_encoder_deps="zlib"
736 svq3_decoder_deps="h264_parser"
737 vc1_decoder_deps="h263_decoder"
738 wmv1_decoder_deps="h263_decoder"
739 wmv2_decoder_deps="h263_decoder"
740 wmv3_decoder_deps="h263_decoder"
741 zmbv_decoder_deps="zlib"
742 zmbv_encoder_deps="zlib"
743
744 # external libraries
745 mpeg4aac_decoder_deps="libfaad"
746 liba52_decoder_deps="liba52"
747 libamr_nb_decoder_deps="libamr_nb"
748 libamr_nb_encoder_deps="libamr_nb"
749 libamr_wb_decoder_deps="libamr_wb"
750 libamr_wb_encoder_deps="libamr_wb"
751 libfaac_encoder_deps="libfaac"
752 libfaad_decoder_deps="libfaad"
753 libgsm_decoder_deps="libgsm"
754 libgsm_encoder_deps="libgsm"
755 libgsm_ms_decoder_deps="libgsm"
756 libgsm_ms_encoder_deps="libgsm"
757 libmp3lame_encoder_deps="libmp3lame"
758 libtheora_encoder_deps="libtheora"
759 libvorbis_decoder_deps="libvorbis"
760 libvorbis_encoder_deps="libvorbis"
761 libx264_encoder_deps="libx264"
762 libxvid_encoder_deps="libxvid"
763
764 # demuxers / muxers
765 ac3_demuxer_deps="ac3_parser"
766 audio_demuxer_deps_any="audio_oss audio_beos"
767 audio_muxer_deps_any="audio_oss audio_beos"
768 dc1394_demuxer_deps="dc1394"
769 dv1394_demuxer_deps="dv1394"
770 libnut_demuxer_deps="libnut"
771 libnut_muxer_deps="libnut"
772 mp3_demuxer_deps="mpegaudio_parser"
773 ogg_muxer_deps="libogg"
774 redir_demuxer_deps="network"
775 rtp_muxer_deps="network mpegts_demuxer"
776 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
777 sdp_demuxer_deps="rtsp_demuxer"
778 v4l2_demuxer_deps="v4l2"
779 video_grab_bktr_demuxer_deps="bktr"
780 video_grab_v4l_demuxer_deps="v4l"
781 x11_grab_device_demuxer_deps="x11grab"
782
783 # protocols
784 http_protocol_deps="network"
785 rtp_protocol_deps="udp_protocol"
786 tcp_protocol_deps="network"
787 udp_protocol_deps="network"
788
789 # programs
790 ffplay_deps="sdl"
791 ffserver_deps="muxers rtp_protocol"
792
793
794 # set temporary file name
795 if test ! -z "$TMPDIR" ; then
796 TMPDIR1="${TMPDIR}"
797 elif test ! -z "$TEMPDIR" ; then
798 TMPDIR1="${TEMPDIR}"
799 else
800 TMPDIR1="/tmp"
801 fi
802
803 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
804 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
805 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
806 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
807 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
808
809 # default parameters
810
811 logging="yes"
812 logfile="config.err"
813
814 # installation paths
815 PREFIX="/usr/local"
816 libdir='$(PREFIX)/lib'
817 shlibdir="$libdir"
818 incdir='$(PREFIX)/include/ffmpeg'
819 mandir='$(PREFIX)/man'
820 bindir='$(PREFIX)/bin'
821
822 # toolchain
823 cross_prefix=""
824 cross_compile="no"
825 cc="gcc"
826 ar="ar"
827 ranlib="ranlib"
828 make="make"
829 strip="strip"
830 asmalign_pot="unknown"
831
832 # machine
833 arch=`uname -m`
834 cpu="generic"
835
836 # OS
837 targetos=$(tolower $(uname -s))
838
839 # non-library system interfaces
840 audio_oss="yes"
841 bktr="yes"
842 dv1394="yes"
843 v4l2="yes"
844 v4l="yes"
845
846 # libraries
847 zlib="yes"
848
849 # configurable options
850 debug="yes"
851 dostrip="yes"
852 ffmpeg="yes"
853 ffplay="yes"
854 ffserver="yes"
855 gpl="no"
856 ipv6="yes"
857 shared="no"
858 static="yes"
859 memalign_hack="no"
860 mpegaudio_hp="yes"
861 network="yes"
862 optimize="yes"
863 protocols="yes"
864 vhook="default"
865
866 # build settings
867 SHFLAGS='-shared -Wl,-soname,$@'
868 VHOOKSHFLAGS='$(SHFLAGS)'
869 LIBOBJFLAGS=""
870 FFLDFLAGS=
871 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
872 FFSERVERLDFLAGS=-Wl,-E
873 LDCONFIG="ldconfig"
874 LIBPREF="lib"
875 LIBSUF=".a"
876 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
877 SLIBPREF="lib"
878 SLIBSUF=".so"
879 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
880 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
881 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
882 EXESUF=""
883 BUILDSUF=""
884 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
885
886 # find source path
887 source_path="`dirname \"$0\"`"
888 source_path_used="yes"
889 if test -z "$source_path" -o "$source_path" = "." ; then
890 source_path="`pwd`"
891 source_path_used="no"
892 else
893 source_path="`cd \"$source_path\"; pwd`"
894 echo "$source_path" | grep -q '[[:blank:]]' &&
895 die "Out of tree builds are impossible with whitespace in source path."
896 fi
897
898 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
899 show_help
900 fi
901
902 FFMPEG_CONFIGURATION="$@"
903
904 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
905 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
906 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
907 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
908 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
909 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
910 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
911
912 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
913 enable $ARCH_EXT_LIST
914
915 die_unknown(){
916 echo "Unknown option \"$1\"."
917 echo "See $0 --help for available options."
918 exit 1
919 }
920
921 show_list() {
922 for part in $*; do
923 echo $part | sed 's/_[^_]*$//'
924 done | sort
925 exit 0
926 }
927
928 for opt do
929 optval="${opt#*=}"
930 case "$opt" in
931 --log)
932 ;;
933 --log=*) logging="$optval"
934 ;;
935 --prefix=*) PREFIX="$optval"
936 ;;
937 --libdir=*) libdir="$optval"
938 ;;
939 --shlibdir=*) shlibdir="$optval"
940 ;;
941 --incdir=*) incdir="$optval"
942 ;;
943 --mandir=*) mandir="$optval"
944 ;;
945 --source-path=*) source_path="$optval"
946 ;;
947 --cross-prefix=*) cross_prefix="$optval"
948 ;;
949 --cross-compile) cross_compile="yes"
950 ;;
951 --target-os=*) targetos="$optval"
952 ;;
953 --cc=*) cc="$optval"
954 ;;
955 --make=*) make="$optval"
956 ;;
957 --extra-cflags=*) add_cflags "$optval"
958 ;;
959 --extra-ldflags=*) add_ldflags "$optval"
960 ;;
961 --extra-libs=*) add_extralibs "$optval"
962 ;;
963 --build-suffix=*) BUILDSUF="$optval"
964 ;;
965 --arch=*) arch="$optval"
966 ;;
967 --cpu=*) cpu="$optval"
968 ;;
969 --disable-opts) optimize="no"
970 ;;
971 --enable-sunmlib) mlib="yes"
972 ;;
973 --disable-strip) dostrip="no"
974 ;;
975 --disable-encoders) disable $ENCODER_LIST
976 ;;
977 --disable-decoders) disable $DECODER_LIST
978 ;;
979 --disable-muxers) disable $MUXER_LIST
980 ;;
981 --disable-demuxers) disable $DEMUXER_LIST
982 ;;
983 --disable-parsers) disable $PARSER_LIST
984 ;;
985 --disable-bsfs) disable $BSF_LIST
986 ;;
987 --disable-protocols) disable $PROTOCOL_LIST
988 ;;
989 --enable-*=*|--disable-*=*)
990 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
991 case "$thing" in
992 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
993 *) die_unknown "$opt" ;;
994 esac
995 ;;
996 --enable-?*|--disable-?*)
997 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
998 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
999 $action $option
1000 ;;
1001 --list-*)
1002 NAME="${opt#--list-}"
1003 NAME=$(toupper ${NAME%s})
1004 eval show_list \$${NAME}_LIST
1005 ;;
1006 --help) show_help
1007 ;;
1008 *)
1009 die_unknown $opt
1010 ;;
1011 esac
1012 done
1013
1014 case "$arch" in
1015 i386|i486|i586|i686|i86pc|BePC)
1016 arch="x86_32"
1017 enable fast_unaligned
1018 ;;
1019 x86_64|amd64)
1020 arch="x86_32"
1021 enable fast_unaligned
1022 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1023 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1024 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1025 arch="x86_64"
1026 enable fast_64bit
1027 fi
1028 fi
1029 ;;
1030 # armv4l is a subset of armv[567]*l
1031 arm|armv[4567]*l)
1032 arch="armv4l"
1033 ;;
1034 alpha)
1035 arch="alpha"
1036 enable fast_64bit
1037 ;;
1038 "Power Macintosh"|ppc|powerpc)
1039 arch="powerpc"
1040 ;;
1041 ppc64)
1042 arch="powerpc"
1043 enable fast_64bit
1044 ;;
1045 mips|mipsel|IP*)
1046 arch="mips"
1047 ;;
1048 sun4u|sparc64)
1049 arch="sparc64"
1050 enable fast_64bit
1051 ;;
1052 sparc)
1053 arch="sparc"
1054 ;;
1055 sh4)
1056 arch="sh4"
1057 ;;
1058 parisc)
1059 arch="parisc"
1060 ;;
1061 parisc64)
1062 arch="parisc"
1063 enable fast_64bit
1064 ;;
1065 s390|s390x)
1066 arch="s390"
1067 ;;
1068 m68k)
1069 arch="m68k"
1070 ;;
1071 ia64)
1072 arch="ia64"
1073 enable fast_64bit
1074 ;;
1075 bfin)
1076 arch="bfin"
1077 ;;
1078 *)
1079 arch="unknown"
1080 ;;
1081 esac
1082
1083 enable $arch
1084 enabled_any x86_32 x86_64 && enable x86
1085 enabled sparc64 && enable sparc
1086
1087 # OS specific
1088 osextralibs="-lm"
1089 case $targetos in
1090 beos|haiku|zeta)
1091 PREFIX="$HOME/config"
1092 # helps building libavcodec
1093 add_cflags "-DPIC -fomit-frame-pointer"
1094 # 3 gcc releases known for BeOS, each with ugly bugs
1095 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1096 case "$gcc_version" in
1097 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1098 mmx="no"
1099 ;;
1100 *20010315*) echo "BeBits gcc"
1101 add_cflags "-fno-expensive-optimizations"
1102 ;;
1103 esac
1104 LDCONFIG="echo ignoring ldconfig"
1105 SHFLAGS=-nostart
1106 # disable Linux things
1107 dv1394="no"
1108 # enable BeOS things
1109 disabled audio_beos || enable_audio_beos
1110 # no need for libm, but the inet stuff
1111 # Check for BONE
1112 # XXX: actually should check for NOT net_server
1113 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1114 osextralibs="-lbind -lsocket"
1115 else
1116 beos_netserver="yes"
1117 osextralibs="-lnet"
1118 fi ;;
1119 sunos)
1120 dv1394="no"
1121 FFLDFLAGS=""
1122 FFSERVERLDFLAGS=""
1123 SHFLAGS="-shared -Wl,-h,\$@"
1124 add_extralibs "-lsocket -lnsl"
1125 ;;
1126 netbsd)
1127 dv1394="no"
1128 add_extralibs "-lossaudio"
1129 ;;
1130 openbsd)
1131 dv1394="no"
1132 need_memalign="no"
1133 LIBOBJFLAGS="\$(PIC)"
1134 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1135 SHFLAGS='-shared'
1136 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1137 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1138 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1139 add_extralibs "-lossaudio"
1140 ;;
1141 freebsd)
1142 dv1394="no"
1143 need_memalign="no"
1144 add_cflags "-pthread"
1145 ;;
1146 gnu/kfreebsd)
1147 dv1394="no"
1148 add_cflags "-pthread"
1149 ;;
1150 bsd/os)
1151 dv1394="no"
1152 osextralibs="-lpoll -lgnugetopt -lm"
1153 strip="strip -d"
1154 ;;
1155 darwin)
1156 dv1394="no"
1157 need_memalign="no"
1158 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1159 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1160 osextralibs=""
1161 strip="strip -x"
1162 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1163 SLIBSUF=".dylib"
1164 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1165 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1166 FFSERVERLDFLAGS=-Wl,-bind_at_load
1167 ;;
1168 mingw32*)
1169 targetos=mingw32
1170 shlibdir="$bindir"
1171 dv1394="no"
1172 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1173 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1174 ffserver="no"
1175 network="no"
1176 SLIBPREF=""
1177 SLIBSUF=".dll"
1178 EXESUF=".exe"
1179 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1180 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1181 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1182 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1183 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1184 enabled network && add_extralibs -lws2_32
1185 ;;
1186 cygwin*)
1187 targetos=cygwin
1188 shlibdir="$bindir"
1189 dv1394="no"
1190 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1191 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1192 if enabled swscaler; then
1193 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1194 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1195 fi
1196 osextralibs=""
1197 EXESUF=".exe"
1198 SLIBPREF="cyg"
1199 SLIBSUF=".dll"
1200 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1201 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1202 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1203 ;;
1204 linux)
1205 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1206 ;;
1207 irix*)
1208 targetos=irix
1209 ranlib="echo ignoring ranlib"
1210 ;;
1211 *)
1212 targetos="${targetos}-UNKNOWN"
1213 ;;
1214 esac
1215
1216 add_extralibs $osextralibs
1217
1218 if ! disabled logging ; then
1219 enabled logging || logfile="$logging"
1220 echo "# $0 $@" >$logfile
1221 set >>$logfile
1222 else
1223 logfile=/dev/null
1224 fi
1225
1226 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1227 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1228
1229 test -n "$cross_prefix" && cross_compile=yes
1230 cc="${cross_prefix}${cc}"
1231 ar="${cross_prefix}${ar}"
1232 ranlib="${cross_prefix}${ranlib}"
1233 strip="${cross_prefix}${strip}"
1234
1235 # we need to build at least one lib type
1236 if disabled_all static shared; then
1237 cat <<EOF
1238 At least one library type must be built.
1239 Specify --enable-static to build the static libraries or --enable-shared to
1240 build the shared libraries as well. To only build the shared libraries specify
1241 --disable-static in addition to --enable-shared.
1242 EOF
1243 exit 1;
1244 fi
1245
1246 if disabled libogg; then
1247 enabled libtheora && die "libogg must be enabled to enable libtheora."
1248 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1249 fi
1250
1251 if enabled_any libfaad libfaadbin ; then
1252 if check_header faad.h; then
1253 check_cc << EOF
1254 #include <faad.h>
1255 #ifndef FAAD2_VERSION
1256 ok faad1
1257 #endif
1258 int main( void ) { return 0; }
1259 EOF
1260 test $? = 0 && enable libfaad2
1261 else
1262 die "FAAD test failed."
1263 fi
1264 fi
1265
1266
1267 if disabled gpl ; then
1268 die_gpl_disabled(){
1269 name=$1
1270 shift
1271 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1272 }
1273 die_gpl_disabled "The Postprocessing code" pp
1274 die_gpl_disabled "liba52" liba52
1275 die_gpl_disabled "libx264" libx264
1276 die_gpl_disabled "libxvidcore" libxvid
1277 die_gpl_disabled "FAAD2" libfaad2
1278 die_gpl_disabled "The X11 grabber" x11grab
1279 die_gpl_disabled "The software scaler" swscaler
1280 fi
1281
1282 check_deps $ARCH_EXT_LIST
1283
1284 test -z "$need_memalign" && need_memalign="$mmx"
1285
1286 #Darwin CC versions
1287 needmdynamicnopic="no"
1288 if test $targetos = darwin; then
1289 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1290 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1291 else
1292 add_cflags "-no-cpp-precomp -pipe"
1293 check_cflags "-force_cpusubtype_ALL"
1294 check_cflags "-Wno-sign-compare"
1295 disabled shared && needmdynamicnopic="yes"
1296 fi
1297 fi
1298 enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
1299
1300 disabled optimize || add_cflags -fomit-frame-pointer
1301
1302 # Add processor-specific flags
1303 if test $cpu != "generic"; then
1304 warn_altivec(){
1305 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1306 }
1307 case $cpu in
1308 601|ppc601|PowerPC601)
1309 add_cflags "-mcpu=601"
1310 warn_altivec enabled PPC601
1311 ;;
1312 603*|ppc603*|PowerPC603*)
1313 add_cflags "-mcpu=603"
1314 warn_altivec enabled PPC603
1315 ;;
1316 604*|ppc604*|PowerPC604*)
1317 add_cflags "-mcpu=604"
1318 warn_altivec enabled PPC604
1319 ;;
1320 G3|g3|75*|ppc75*|PowerPC75*)
1321 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1322 warn_altivec enabled PPC75x
1323 ;;
1324 G4|g4|745*|ppc745*|PowerPC745*)
1325 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1326 warn_altivec disabled PPC745x
1327 ;;
1328 74*|ppc74*|PowerPC74*)
1329 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1330 warn_altivec disabled PPC74xx
1331 ;;
1332 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1333 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1334 warn_altivec disabled PPC970
1335 enable ppc64
1336 ;;
1337 Cell|CELL|cell)
1338 add_cflags "-mcpu=cell"
1339 warn_altivec disabled Cell
1340 enable ppc64
1341 ;;
1342 # targets that do NOT support conditional mov (cmov)
1343 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1344 add_cflags "-march=$cpu"
1345 cmov="no"
1346 ;;
1347 # targets that do support conditional mov (cmov)
1348 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1349 add_cflags "-march=$cpu"
1350 cmov="yes"
1351 fast_cmov="yes"
1352 ;;
1353 # targets that do support conditional mov but on which it's slow
1354 pentium4|prescott|nocona)
1355 add_cflags "-march=$cpu"
1356 cmov="yes"
1357 fast_cmov="no"
1358 ;;
1359 sparc64)
1360 add_cflags "-mcpu=v9"
1361 ;;
1362 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1363 add_cflags "-mfdpic"
1364 add_ldflags "-mfdpic"
1365 ;;
1366 *)
1367 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1368 ;;
1369 esac
1370 fi
1371
1372 gnu_make(){
1373 $1 --version 2>&1 | grep -q GNU
1374 }
1375
1376 if ! gnu_make $make; then
1377 gnu_make gmake && make=gmake || die "GNU make not found."
1378 fi
1379
1380 # make sure we can execute files in $TMPDIR
1381 cat >$TMPE 2>>$logfile <<EOF
1382 #! /bin/sh
1383 EOF
1384 chmod +x $TMPE >>$logfile 2>&1
1385 if ! $TMPE >>$logfile 2>&1; then
1386 cat <<EOF
1387 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1388 variable to another directory and make sure that $TMPDIR1 is not mounted
1389 noexec.
1390 EOF
1391 die "Sanity test failed."
1392 fi
1393 rm $TMPE
1394
1395 # compiler sanity check
1396 check_exec <<EOF
1397 int main(){
1398 return 0;
1399 }
1400 EOF
1401 if test "$?" != 0; then
1402 echo "$cc is unable to create an executable file."
1403 if test -z "$cross_prefix" && disabled cross_compile ; then
1404 echo "If $cc is a cross-compiler, use the --cross-compile option."
1405 echo "Only do this if you know what cross compiling means."
1406 fi
1407 die "C compiler test failed."
1408 fi
1409
1410 if enabled x86; then
1411 # check whether EBP is available on x86
1412 # As 'i' is stored on the stack, this program will crash
1413 # if the base pointer is used to access it because the
1414 # base pointer is cleared in the inline assembly code.
1415 check_exec_crash <<EOF && enable ebp_available
1416 volatile int i=0;
1417 asm volatile (
1418 "xorl %%ebp, %%ebp"
1419 ::: "%ebp");
1420 return i;
1421 EOF
1422
1423 # check wether EBX is available on x86
1424 check_cc <<EOF && enable ebx_available
1425 int main(){
1426 asm volatile ("":::"%ebx");
1427 }
1428 EOF
1429
1430 # check whether binutils is new enough to compile SSSE3
1431 enabled ssse3 && check_cc <<EOF || disable ssse3
1432 int main(){
1433 asm volatile ("pabsw %xmm0, %xmm0");
1434 }
1435 EOF
1436 fi
1437
1438 # check for assembler specific support
1439
1440 if test $arch = "powerpc"; then
1441 check_cc <<EOF && dcbzl=yes
1442 int main(void) {
1443 register long zero = 0;
1444 char data[1024];
1445 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1446 return 0;
1447 }
1448 EOF
1449 fi
1450
1451 # check for SIMD availability
1452
1453 # AltiVec flags: The FSF version of GCC differs from the Apple version
1454 if enabled altivec; then
1455 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1456 add_cflags "-faltivec"
1457 else
1458 add_cflags "-maltivec -mabi=altivec"
1459 fi
1460
1461 check_header altivec.h
1462
1463 # check if our compiler supports Motorola AltiVec C API
1464 if enabled altivec_h; then
1465 inc_altivec_h="#include <altivec.h>"
1466 else
1467 inc_altivec_h=
1468 fi
1469 check_cc <<EOF || altivec=no
1470 $inc_altivec_h
1471 int main(void) {
1472 vector signed int v1, v2, v3;
1473 v1 = vec_add(v2,v3);
1474 return 0;
1475 }
1476 EOF
1477 fi
1478
1479 # check armv5te instructions support
1480 enabled armv5te && check_cc <<EOF || disable armv5te
1481 int main(void) {
1482 __asm__ __volatile__ ("qadd r0, r0, r0");
1483 }
1484 EOF
1485
1486 enabled armv6 && check_cc <<EOF || disable armv6
1487 int main(void) {
1488 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1489 }
1490 EOF
1491
1492 # check iwmmxt support
1493 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1494 int main(void) {
1495 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1496 }
1497 EOF
1498
1499 # check if our compiler supports mmi
1500 enabled mmi && check_cc <<EOF || mmi="no"
1501 int main(void) {
1502 __asm__ ("lq \$2, 0(\$2)");
1503 return 0;
1504 }
1505 EOF
1506
1507 # ---
1508 # big/little-endian test
1509 if disabled cross_compile; then
1510 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1511 #include <inttypes.h>
1512 int main(int argc, char ** argv){
1513 volatile uint32_t i=0x01234567;
1514 return (*((uint8_t*)(&i))) == 0x67;
1515 }
1516 EOF
1517 else
1518 # programs cannot be launched if cross compiling, so make a static guess
1519 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1520 bigendian="yes"
1521 fi
1522 fi
1523
1524 # ---
1525 # check availability of some header files
1526
1527 check_header malloc.h
1528 check_func memalign
1529
1530 if disabled_all memalign memalign_hack && enabled need_memalign ; then
1531 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1532 fi
1533
1534 check_header byteswap.h
1535
1536 check_func mkstemp
1537
1538 check_header termios.h
1539 check_header conio.h
1540
1541 check_header arpa/inet.h
1542
1543 check_func inet_aton
1544 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1545
1546 # ffserver uses poll(),
1547 # if it's not found we can emulate it using select().
1548 if enabled ffserver; then
1549 check_header sys/poll.h
1550 fi
1551
1552 # check for some common methods of building with pthread support
1553 # do this before the optional library checks as some of them require pthreads
1554 if enabled pthreads; then
1555 if check_func pthread_create; then
1556 :
1557 elif check_func pthread_create -pthread; then
1558 add_cflags -pthread
1559 add_ldflags -pthread
1560 elif check_func pthread_create -pthreads; then
1561 add_cflags -pthreads
1562 add_ldflags -pthreads
1563 elif ! check_lib pthread.h pthread_create -lpthread; then
1564 die "ERROR: can't find pthreads library"
1565 fi
1566 fi
1567
1568 for thread in $THREADS_LIST; do
1569 if enabled $thread; then
1570 if test -n "$thread_type"; then
1571 die "ERROR: Only one thread type must be selected."
1572 else
1573 thread_type="$thread"
1574 fi
1575 fi
1576 done
1577
1578 # test for lrintf in math.h
1579 check_exec <<EOF && lrintf=yes || lrintf=no
1580 #define _ISOC9X_SOURCE 1
1581 #include <math.h>
1582 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1583 EOF
1584
1585 enabled_any libamr_nb libamr_wb && enable libamr
1586
1587 # these are off by default, so fail if requested and not available
1588 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1589 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1590 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1591 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1592 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1593 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1594 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1595 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1596 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1597 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1598 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1599 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1600 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1601 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1602 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1603 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1604
1605 _restrict=
1606 for restrict_keyword in restrict __restrict__ __restrict; do
1607 check_cc <<EOF && _restrict=$restrict_keyword && break
1608 void foo(char * $restrict_keyword p);
1609 EOF
1610 done
1611
1612 # dlopen/dlfcn.h probing
1613
1614 check_header dlfcn.h
1615
1616 if check_func dlopen; then
1617 ldl=
1618 elif check_func dlopen -ldl; then
1619 ldl=-ldl
1620 fi
1621
1622 check_func getrusage
1623 check_func2 windows.h GetProcessTimes
1624
1625 check_func fork
1626
1627 test "$vhook" = "default" && vhook="$dlopen"
1628
1629 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1630
1631 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1632 vhook="no"
1633 echo
1634 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1635 echo "Patches welcome."
1636 echo
1637 fi
1638
1639 if enabled vhook; then
1640 check_ldflags -rdynamic
1641 check_ldflags -export-dynamic
1642 fi
1643
1644 enabled audio_beos && add_extralibs "-lmedia -lbe"
1645
1646 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1647 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1648
1649 ##########################################
1650 # SDL check
1651
1652 sdl_too_old=no
1653 sdl=no
1654 SDL_CONFIG="${cross_prefix}sdl-config"
1655 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1656 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1657 temp_cflags $sdl_cflags
1658 temp_extralibs `"${SDL_CONFIG}" --libs`
1659 if check_lib SDL.h SDL_Init; then
1660 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1661 if test "$_sdlversion" -lt 121 ; then
1662 sdl_too_old=yes
1663 else
1664 sdl=yes
1665 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1666 #include <SDL.h>
1667 int main(void){
1668 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1669 int w = vi->current_w;
1670 return 0;
1671 }
1672 EOF
1673 fi
1674 fi
1675 restore_flags
1676 fi
1677
1678 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1679
1680 ##########################################
1681 # IPv6 check
1682
1683 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1684 #include <sys/types.h>
1685 #include <sys/socket.h>
1686 #include <netinet/in.h>
1687 #include <netdb.h>
1688 int main( void ) {
1689 struct sockaddr_storage saddr;
1690 struct ipv6_mreq mreq6;
1691 getaddrinfo(0,0,0,0);
1692 getnameinfo(0,0,0,0,0,0,0);
1693 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1694 }
1695 EOF
1696
1697 enabled v4l && check_header linux/videodev.h || disable v4l
1698 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1699
1700 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1701 if enabled bktr; then
1702 { check_header dev/bktr/ioctl_meteor.h &&
1703 check_header dev/bktr/ioctl_bt848.h; } ||
1704 { check_header machine/ioctl_meteor.h &&
1705 check_header machine/ioctl_bt848.h; } ||
1706 { check_header dev/video/meteor/ioctl_meteor.h &&
1707 check_header dev/video/bktr/ioctl_bt848.h; } ||
1708 check_header dev/ic/bt8xx.h ||
1709 disable bktr
1710 fi
1711
1712 enabled audio_oss &&
1713 check_header sys/soundcard.h ||
1714 check_header soundcard.h ||
1715 disable audio_oss
1716
1717 # Deal with the x11 frame grabber
1718 enabled x11grab &&
1719 enabled gpl &&
1720 enabled x11_grab_device_demuxer &&
1721 check_header X11/Xlib.h &&
1722 check_header X11/extensions/XShm.h &&
1723 check_func XOpenDisplay -lX11 &&
1724 check_func XShmCreateImage -lX11 -lXext &&
1725 add_extralibs -lX11 -lXext ||
1726 disable x11_grab_device_demuxer
1727
1728 enabled debug && add_cflags -g
1729
1730 # add some useful compiler flags if supported
1731 check_cflags -Wdeclaration-after-statement
1732 check_cflags -Wall
1733 check_cflags -Wno-switch
1734 check_cflags -Wdisabled-optimization
1735 check_cflags -Wpointer-arith
1736 check_cflags -Wredundant-decls
1737 check_cflags -Wno-pointer-sign
1738 enabled extra_warnings && check_cflags -Winline
1739
1740 # add some linker flags
1741 check_ldflags -Wl,--warn-common
1742 check_ldflags $LDLATEFLAGS
1743
1744 if enabled small; then
1745 check_cflags -Os # not all compilers support -Os
1746 optimize="small"
1747 elif enabled optimize; then
1748 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1749 add_cflags "-O5"
1750 add_ldflags "-O5"
1751 else
1752 add_cflags "-O3"
1753 fi
1754 fi
1755
1756 # PIC flags for shared library objects where they are needed
1757 if enabled shared; then
1758 # LIBOBJFLAGS may have already been set in the OS configuration
1759 if test -z "$LIBOBJFLAGS" ; then
1760 case "$arch" in
1761 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1762 esac
1763 fi
1764 fi
1765
1766 if enabled gprof; then
1767 add_cflags "-p"
1768 add_ldflags "-p"
1769 fi
1770
1771 VHOOKCFLAGS="-fPIC"
1772
1773 # find if .align arg is power-of-two or not
1774 if test $asmalign_pot = "unknown"; then
1775 asmalign_pot="no"
1776 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1777 fi
1778
1779 enabled_any $ENCODER_LIST && enable encoders
1780 enabled_any $DECODER_LIST && enable decoders
1781 enabled_any $MUXER_LIST && enable muxers
1782 enabled_any $DEMUXER_LIST && enable demuxers
1783 enabled_any $PROTOCOL_LIST && enable protocols
1784 enabled_any $BSF_LIST && enable bsfs
1785
1786 enabled_any $THREADS_LIST && enable threads
1787
1788 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1789 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1790
1791 enabled libogg && append pkg_requires "ogg >= 1.1"
1792 enabled libtheora && append pkg_requires "theora"
1793 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1794 enabled dc1394 && append pkg_requires "libraw1394"
1795
1796 echo "install prefix $PREFIX"
1797 echo "source path $source_path"
1798 echo "C compiler $cc"
1799 echo "make $make"
1800 echo ".align is power-of-two $asmalign_pot"
1801 echo "ARCH $arch ($cpu)"
1802 if test "$BUILDSUF" != ""; then
1803 echo "build suffix $BUILDSUF"
1804 fi
1805 echo "big-endian ${bigendian-no}"
1806 if test $arch = "x86_32" -o $arch = "x86_64"; then
1807 echo "MMX enabled ${mmx-no}"
1808 echo "CMOV enabled ${cmov-no}"
1809 echo "CMOV is fast ${fast_cmov-no}"
1810 fi
1811 if test $arch = "armv4l"; then
1812 echo "ARMv5TE enabled ${armv5te-no}"
1813 echo "ARMv6 enabled ${armv6-no}"
1814 echo "IWMMXT enabled ${iwmmxt-no}"
1815 fi
1816 if test $arch = "mips"; then
1817 echo "MMI enabled ${mmi-no}"
1818 fi
1819 if test $arch = "powerpc"; then
1820 echo "AltiVec enabled ${altivec-no}"
1821 echo "dcbzl available ${dcbzl-no}"
1822 fi
1823 echo "gprof enabled ${gprof-no}"
1824 echo "debug symbols ${debug-no}"
1825 echo "strip symbols ${dostrip-no}"
1826 echo "optimize ${optimize-no}"
1827 echo "static ${static-no}"
1828 echo "shared ${shared-no}"
1829 echo "postprocessing support ${pp-no}"
1830 echo "software scaler enabled ${swscaler-no}"
1831 echo "video hooking ${vhook-no}"
1832 if enabled vhook; then
1833 echo "Imlib2 support ${imlib2-no}"
1834 echo "FreeType support ${freetype2-no}"
1835 fi
1836 echo "network support ${network-no}"
1837 if enabled network; then
1838 echo "IPv6 support ${ipv6-no}"
1839 fi
1840 echo "threading support ${thread_type-no}"
1841 echo "SDL support ${sdl-no}"
1842 if enabled sdl_too_old; then
1843 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1844 fi
1845 echo "Sun medialib support ${mlib-no}"
1846 echo "AVISynth enabled ${avisynth-no}"
1847 echo "liba52 support ${liba52-no}"
1848 echo "liba52 dlopened ${liba52bin-no}"
1849 echo "libamr-nb support ${libamr_nb-no}"
1850 echo "libamr-wb support ${libamr_wb-no}"
1851 echo "libfaac enabled ${libfaac-no}"
1852 echo "libfaad enabled ${libfaad-no}"
1853 echo "libfaad dlopened ${libfaadbin-no}"
1854 echo "libgsm enabled ${libgsm-no}"
1855 echo "libmp3lame enabled ${libmp3lame-no}"
1856 echo "libnut enabled ${libnut-no}"
1857 echo "libogg enabled ${libogg-no}"
1858 echo "libtheora enabled ${libtheora-no}"
1859 echo "libvorbis enabled ${libvorbis-no}"
1860 echo "x264 enabled ${libx264-no}"
1861 echo "XviD enabled ${libxvid-no}"
1862 echo "zlib enabled ${zlib-no}"
1863 if disabled gpl; then
1864 echo "License: LGPL"
1865 else
1866 echo "License: GPL"
1867 fi
1868
1869 echo "Creating config.mak and config.h..."
1870
1871 echo "# Automatically generated by configure - do not modify!" > config.mak
1872 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1873 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1874
1875 echo "PREFIX=$PREFIX" >> config.mak
1876 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1877 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1878 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1879 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1880 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1881 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1882 echo "MAKE=$make" >> config.mak
1883 echo "CC=$cc" >> config.mak
1884 echo "AR=$ar" >> config.mak
1885 echo "RANLIB=$ranlib" >> config.mak
1886 if enabled dostrip; then
1887 echo "STRIP=$strip" >> config.mak
1888 else
1889 echo "STRIP=echo ignoring strip" >> config.mak
1890 fi
1891
1892 echo "OPTFLAGS=$CFLAGS" >> config.mak
1893 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1894 echo "LDFLAGS=$LDFLAGS" >> config.mak
1895 echo "LDCONFIG=$LDCONFIG" >> config.mak
1896 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1897 echo "SHFLAGS=$SHFLAGS" >> config.mak
1898 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1899 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1900 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1901 echo "BUILD_STATIC=$static" >> config.mak
1902 echo "BUILDSUF=$BUILDSUF" >> config.mak
1903 echo "LIBPREF=$LIBPREF" >> config.mak
1904 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1905 if enabled static; then
1906 echo "LIB=$LIB" >> config.mak
1907 else # Some Make complain if this variable does not exist.
1908 echo "LIB=" >> config.mak
1909 fi
1910 echo "SLIBPREF=$SLIBPREF" >> config.mak
1911 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1912 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1913
1914 if enabled bigendian; then
1915 echo "WORDS_BIGENDIAN=yes" >> config.mak
1916 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1917 fi
1918 if enabled mmx; then
1919 echo "#define __CPU__ 586" >> $TMPH
1920 fi
1921
1922 if enabled sdl; then
1923 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1924 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1925 fi
1926 if enabled texi2html; then
1927 echo "BUILD_DOC=yes" >> config.mak
1928 fi
1929
1930 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1931 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1932 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1933 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1934 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1935
1936
1937
1938 if enabled shared; then
1939 echo "BUILD_SHARED=yes" >> config.mak
1940 echo "PIC=-fPIC -DPIC" >> config.mak
1941 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1942 echo "SPPVERSION=$pp_version" >> config.mak
1943 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1944 echo "LAVCVERSION=$lavc_version" >> config.mak
1945 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1946 echo "LAVFVERSION=$lavf_version" >> config.mak
1947 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1948 echo "LAVUVERSION=$lavu_version" >> config.mak
1949 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1950 echo "SWSVERSION=$sws_version" >> config.mak
1951 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1952 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1953 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1954 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1955 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1956 fi
1957 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1958 echo "EXTRALIBS=$extralibs" >> config.mak
1959
1960 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1961 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1962 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1963 $DECODER_LIST \
1964 $ENCODER_LIST \
1965 $PARSER_LIST \
1966 $BSF_LIST \
1967 $DEMUXER_LIST \
1968 $MUXER_LIST \
1969 $PROTOCOL_LIST \
1970
1971 if test "$targetos" = darwin; then
1972 echo "#define CONFIG_DARWIN 1" >> $TMPH
1973 fi
1974
1975 echo "#define restrict $_restrict" >> $TMPH
1976
1977 if enabled small; then
1978 echo "#define always_inline" >> $TMPH
1979 fi
1980
1981 echo "SRC_PATH=\"$source_path\"" >> config.mak
1982 echo "SRC_PATH_BARE=$source_path" >> config.mak
1983 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1984
1985 # Apparently it's not possible to portably echo a backslash.
1986 if enabled asmalign_pot; then
1987 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1988 else
1989 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1990 fi
1991
1992
1993 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1994 if ! cmp -s $TMPH config.h; then
1995 mv -f $TMPH config.h
1996 else
1997 echo "config.h is unchanged"
1998 fi
1999
2000 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2001
2002 # build tree in object directory if source path is different from current one
2003 if enabled source_path_used; then
2004 DIRS="\
2005 doc \
2006 libavformat \
2007 libavcodec \
2008 libavcodec/alpha \
2009 libavcodec/armv4l \
2010 libavcodec/bfin \
2011 libavcodec/i386 \
2012 libavcodec/sparc \
2013 libavcodec/mlib \
2014 libavcodec/ppc \
2015 libpostproc \
2016 libavutil \
2017 libswscale \
2018 tests \
2019 tools \
2020 vhook \
2021 "
2022 FILES="\
2023 Makefile \
2024 common.mak \
2025 libavformat/Makefile \
2026 libavcodec/Makefile \
2027 libpostproc/Makefile \
2028 libavutil/Makefile \
2029 libswscale/Makefile \
2030 doc/texi2pod.pl \
2031 "
2032 for dir in $DIRS ; do
2033 mkdir -p $dir
2034 done
2035 for f in $FILES ; do
2036 ln -sf "$source_path/$f" $f
2037 done
2038 fi
2039
2040
2041 # build pkg-config files
2042 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2043
2044 pkgconfig_generate(){
2045 name=$1
2046 comment=$2
2047 version=$3
2048 libs=$4
2049 requires=$5
2050 include=$6
2051 cat <<EOF >$name.pc
2052 prefix=$PREFIX
2053 exec_prefix=\${prefix}
2054 libdir=\${exec_prefix}/lib
2055 includedir=\${prefix}/include
2056
2057 Name: $name
2058 Description: $comment
2059 Version: $version
2060 Requires: $requires
2061 Conflicts:
2062 Libs: -L\${libdir} $libs
2063 Cflags: -I\${includedir} -I\${includedir}/$include
2064 EOF
2065 }
2066
2067 pkgconfig_generate_uninstalled(){
2068 name=$1
2069 shortname=${name#lib}
2070 comment=$2
2071 version=$3
2072 libs=$4
2073 requires=$5
2074 cat <<EOF >$name-uninstalled.pc
2075 prefix=
2076 exec_prefix=
2077 libdir=\${pcfiledir}/$name
2078 includedir=\${pcfiledir}/$name
2079
2080 Name: $name
2081 Description: $comment
2082 Version: $version
2083 Requires: $requires
2084 Conflicts:
2085 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2086 Cflags: -I\${includedir}
2087 EOF
2088 }
2089
2090 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2091 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2092
2093 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2094 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2095
2096 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2097 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2098
2099 if enabled pp; then
2100 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2101 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2102 fi
2103
2104 if enabled swscaler; then
2105 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2106 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2107 else
2108 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2109 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2110 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2111 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2112 fi