8af75e3521bcbe2452f3a9f542d03052585838c0
[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 audio_beos
572 audio_oss
573 avisynth
574 beos_netserver
575 bktr
576 bsfs
577 dc1394
578 decoders
579 demuxers
580 dv1394
581 encoders
582 ffmpeg
583 ffplay
584 ffserver
585 gpl
586 gprof
587 gray
588 ipv6
589 liba52
590 liba52bin
591 libamr
592 libamr_nb
593 libamr_wb
594 libfaac
595 libfaad
596 libfaadbin
597 libgsm
598 libmp3lame
599 libnut
600 libogg
601 libtheora
602 libvorbis
603 libx264
604 libxvid
605 memalign_hack
606 mpegaudio_hp
607 muxers
608 network
609 parsers
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 closesocket
663 cmov
664 conio_h
665 dcbzl
666 dev_bktr_ioctl_bt848_h
667 dev_bktr_ioctl_meteor_h
668 dev_ic_bt8xx_h
669 dev_video_meteor_ioctl_meteor_h
670 dev_video_bktr_ioctl_bt848_h
671 dlfcn_h
672 dlopen
673 ebp_available
674 ebx_available
675 fast_64bit
676 fast_cmov
677 fast_unaligned
678 fork
679 freetype2
680 gethrtime
681 GetProcessTimes
682 getrusage
683 imlib2
684 inet_aton
685 lrintf
686 machine_ioctl_bt848_h
687 machine_ioctl_meteor_h
688 malloc_h
689 memalign
690 mkstemp
691 mlib
692 ppc64
693 sdl
694 sdl_video_size
695 soundcard_h
696 sys_poll_h
697 sys_soundcard_h
698 termios_h
699 threads
700 winsock2_h
701 "
702
703 CMDLINE_SELECT="
704 $ARCH_EXT_LIST
705 $CONFIG_LIST
706 $THREADS_LIST
707 debug
708 extra_warnings
709 shared
710 static
711 "
712
713 # code dependency declarations
714
715 # architecture extensions
716 altivec_deps="powerpc"
717 armv5te_deps="armv4l"
718 armv6_deps="armv4l"
719 iwmmxt_deps="armv4l"
720 mmi_deps="mips"
721 mmx_deps="x86"
722 ssse3_deps="x86"
723
724 # decoders / encoders
725 ac3_decoder_deps="gpl"
726 dxa_decoder_deps="zlib"
727 flashsv_decoder_deps="zlib"
728 flashsv_encoder_deps="zlib"
729 flv_decoder_deps="h263_decoder"
730 h263_decoder_deps="h263_parser mpeg4video_parser"
731 h263i_decoder_deps="h263_decoder"
732 h264_decoder_deps="h264_parser"
733 mpeg_xvmc_decoder_deps="xvmc"
734 mpeg4_decoder_deps="h263_decoder"
735 msmpeg4v1_decoder_deps="h263_decoder"
736 msmpeg4v2_decoder_deps="h263_decoder"
737 msmpeg4v3_decoder_deps="h263_decoder"
738 png_decoder_deps="zlib"
739 png_encoder_deps="zlib"
740 svq3_decoder_deps="h264_parser"
741 vc1_decoder_deps="h263_decoder"
742 wmv1_decoder_deps="h263_decoder"
743 wmv2_decoder_deps="h263_decoder"
744 wmv3_decoder_deps="h263_decoder"
745 zmbv_decoder_deps="zlib"
746 zmbv_encoder_deps="zlib"
747
748 # external libraries
749 mpeg4aac_decoder_deps="libfaad"
750 liba52_decoder_deps="liba52"
751 libamr_nb_decoder_deps="libamr_nb"
752 libamr_nb_encoder_deps="libamr_nb"
753 libamr_wb_decoder_deps="libamr_wb"
754 libamr_wb_encoder_deps="libamr_wb"
755 libfaac_encoder_deps="libfaac"
756 libfaad_decoder_deps="libfaad"
757 libgsm_decoder_deps="libgsm"
758 libgsm_encoder_deps="libgsm"
759 libgsm_ms_decoder_deps="libgsm"
760 libgsm_ms_encoder_deps="libgsm"
761 libmp3lame_encoder_deps="libmp3lame"
762 libtheora_encoder_deps="libtheora"
763 libvorbis_decoder_deps="libvorbis"
764 libvorbis_encoder_deps="libvorbis"
765 libx264_encoder_deps="libx264"
766 libxvid_encoder_deps="libxvid"
767
768 # demuxers / muxers
769 ac3_demuxer_deps="ac3_parser"
770 audio_demuxer_deps_any="audio_oss audio_beos"
771 audio_muxer_deps_any="audio_oss audio_beos"
772 dc1394_demuxer_deps="dc1394"
773 dv1394_demuxer_deps="dv1394"
774 libnut_demuxer_deps="libnut"
775 libnut_muxer_deps="libnut"
776 mp3_demuxer_deps="mpegaudio_parser"
777 ogg_muxer_deps="libogg"
778 redir_demuxer_deps="network"
779 rtp_muxer_deps="network mpegts_demuxer"
780 rtsp_demuxer_deps="rtp_protocol rtp_muxer"
781 sdp_demuxer_deps="rtsp_demuxer"
782 v4l2_demuxer_deps="v4l2"
783 video_grab_bktr_demuxer_deps="bktr"
784 video_grab_v4l_demuxer_deps="v4l"
785 x11_grab_device_demuxer_deps="x11grab"
786
787 # protocols
788 http_protocol_deps="network"
789 rtp_protocol_deps="udp_protocol"
790 tcp_protocol_deps="network"
791 udp_protocol_deps="network"
792
793 # programs
794 ffplay_deps="sdl"
795 ffserver_deps="muxers rtp_protocol"
796
797
798 # set temporary file name
799 if test ! -z "$TMPDIR" ; then
800 TMPDIR1="${TMPDIR}"
801 elif test ! -z "$TEMPDIR" ; then
802 TMPDIR1="${TEMPDIR}"
803 else
804 TMPDIR1="/tmp"
805 fi
806
807 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
808 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
809 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
810 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
811 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
812
813 # default parameters
814
815 logging="yes"
816 logfile="config.err"
817
818 # installation paths
819 PREFIX="/usr/local"
820 libdir='$(PREFIX)/lib'
821 shlibdir="$libdir"
822 incdir='$(PREFIX)/include/ffmpeg'
823 mandir='$(PREFIX)/man'
824 bindir='$(PREFIX)/bin'
825
826 # toolchain
827 cc="gcc"
828 ar="ar"
829 ranlib="ranlib"
830 make="make"
831 strip="strip"
832 asmalign_pot="unknown"
833
834 # machine
835 arch=`uname -m`
836 cpu="generic"
837
838 # OS
839 targetos=$(tolower $(uname -s))
840
841 # non-library system interfaces
842 audio_oss="yes"
843 bktr="yes"
844 dv1394="yes"
845 v4l2="yes"
846 v4l="yes"
847
848 # libraries
849 zlib="yes"
850
851 # configurable options
852 debug="yes"
853 dostrip="yes"
854 ffmpeg="yes"
855 ffplay="yes"
856 ffserver="yes"
857 ipv6="yes"
858 static="yes"
859 mpegaudio_hp="yes"
860 network="yes"
861 optimize="yes"
862 protocols="yes"
863 vhook="default"
864
865 # build settings
866 SHFLAGS='-shared -Wl,-soname,$@'
867 VHOOKSHFLAGS='$(SHFLAGS)'
868 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
869 FFSERVERLDFLAGS=-Wl,-E
870 LDCONFIG="ldconfig"
871 LIBPREF="lib"
872 LIBSUF=".a"
873 LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
874 SLIBPREF="lib"
875 SLIBSUF=".so"
876 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
877 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
878 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
879 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
880
881 # find source path
882 source_path="`dirname \"$0\"`"
883 source_path_used="yes"
884 if test -z "$source_path" -o "$source_path" = "." ; then
885 source_path="`pwd`"
886 source_path_used="no"
887 else
888 source_path="`cd \"$source_path\"; pwd`"
889 echo "$source_path" | grep -q '[[:blank:]]' &&
890 die "Out of tree builds are impossible with whitespace in source path."
891 fi
892
893 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
894 show_help
895 fi
896
897 FFMPEG_CONFIGURATION="$@"
898
899 ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
900 DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
901 PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
902 BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
903 MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
904 DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
905 PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
906
907 enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
908 enable $ARCH_EXT_LIST
909
910 die_unknown(){
911 echo "Unknown option \"$1\"."
912 echo "See $0 --help for available options."
913 exit 1
914 }
915
916 show_list() {
917 for part in $*; do
918 echo $part | sed 's/_[^_]*$//'
919 done | sort
920 exit 0
921 }
922
923 for opt do
924 optval="${opt#*=}"
925 case "$opt" in
926 --log)
927 ;;
928 --log=*) logging="$optval"
929 ;;
930 --prefix=*) PREFIX="$optval"
931 ;;
932 --libdir=*) libdir="$optval"
933 ;;
934 --shlibdir=*) shlibdir="$optval"
935 ;;
936 --incdir=*) incdir="$optval"
937 ;;
938 --mandir=*) mandir="$optval"
939 ;;
940 --source-path=*) source_path="$optval"
941 ;;
942 --cross-prefix=*) cross_prefix="$optval"
943 ;;
944 --cross-compile) cross_compile="yes"
945 ;;
946 --target-os=*) targetos="$optval"
947 ;;
948 --cc=*) cc="$optval"
949 ;;
950 --make=*) make="$optval"
951 ;;
952 --extra-cflags=*) add_cflags "$optval"
953 ;;
954 --extra-ldflags=*) add_ldflags "$optval"
955 ;;
956 --extra-libs=*) add_extralibs "$optval"
957 ;;
958 --build-suffix=*) BUILDSUF="$optval"
959 ;;
960 --arch=*) arch="$optval"
961 ;;
962 --cpu=*) cpu="$optval"
963 ;;
964 --disable-opts) optimize="no"
965 ;;
966 --enable-sunmlib) mlib="yes"
967 ;;
968 --disable-strip) dostrip="no"
969 ;;
970 --disable-encoders) disable $ENCODER_LIST
971 ;;
972 --disable-decoders) disable $DECODER_LIST
973 ;;
974 --disable-muxers) disable $MUXER_LIST
975 ;;
976 --disable-demuxers) disable $DEMUXER_LIST
977 ;;
978 --disable-parsers) disable $PARSER_LIST
979 ;;
980 --disable-bsfs) disable $BSF_LIST
981 ;;
982 --disable-protocols) disable $PROTOCOL_LIST
983 ;;
984 --enable-*=*|--disable-*=*)
985 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
986 case "$thing" in
987 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
988 *) die_unknown "$opt" ;;
989 esac
990 ;;
991 --enable-?*|--disable-?*)
992 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
993 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
994 $action $option
995 ;;
996 --list-*)
997 NAME="${opt#--list-}"
998 NAME=$(toupper ${NAME%s})
999 eval show_list \$${NAME}_LIST
1000 ;;
1001 --help) show_help
1002 ;;
1003 *)
1004 die_unknown $opt
1005 ;;
1006 esac
1007 done
1008
1009 case "$arch" in
1010 i386|i486|i586|i686|i86pc|BePC)
1011 arch="x86_32"
1012 enable fast_unaligned
1013 ;;
1014 x86_64|amd64)
1015 arch="x86_32"
1016 enable fast_unaligned
1017 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1018 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1019 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1020 arch="x86_64"
1021 enable fast_64bit
1022 fi
1023 fi
1024 ;;
1025 # armv4l is a subset of armv[567]*l
1026 arm|armv[4567]*l)
1027 arch="armv4l"
1028 ;;
1029 alpha)
1030 arch="alpha"
1031 enable fast_64bit
1032 ;;
1033 "Power Macintosh"|ppc|powerpc)
1034 arch="powerpc"
1035 ;;
1036 ppc64)
1037 arch="powerpc"
1038 enable fast_64bit
1039 ;;
1040 mips|mipsel|IP*)
1041 arch="mips"
1042 ;;
1043 sun4u|sparc64)
1044 arch="sparc64"
1045 enable fast_64bit
1046 ;;
1047 sparc)
1048 arch="sparc"
1049 ;;
1050 sh4)
1051 arch="sh4"
1052 ;;
1053 parisc)
1054 arch="parisc"
1055 ;;
1056 parisc64)
1057 arch="parisc"
1058 enable fast_64bit
1059 ;;
1060 s390|s390x)
1061 arch="s390"
1062 ;;
1063 m68k)
1064 arch="m68k"
1065 ;;
1066 ia64)
1067 arch="ia64"
1068 enable fast_64bit
1069 ;;
1070 bfin)
1071 arch="bfin"
1072 ;;
1073 *)
1074 arch="unknown"
1075 ;;
1076 esac
1077
1078 enable $arch
1079 enabled_any x86_32 x86_64 && enable x86
1080 enabled sparc64 && enable sparc
1081
1082 # OS specific
1083 osextralibs="-lm"
1084 case $targetos in
1085 beos|haiku|zeta)
1086 PREFIX="$HOME/config"
1087 # helps building libavcodec
1088 add_cflags "-DPIC -fomit-frame-pointer"
1089 # 3 gcc releases known for BeOS, each with ugly bugs
1090 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1091 case "$gcc_version" in
1092 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1093 mmx="no"
1094 ;;
1095 *20010315*) echo "BeBits gcc"
1096 add_cflags "-fno-expensive-optimizations"
1097 ;;
1098 esac
1099 LDCONFIG="echo ignoring ldconfig"
1100 SHFLAGS=-nostart
1101 # disable Linux things
1102 dv1394="no"
1103 # enable BeOS things
1104 disabled audio_beos || enable_audio_beos
1105 # no need for libm, but the inet stuff
1106 # Check for BONE
1107 # XXX: actually should check for NOT net_server
1108 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
1109 osextralibs="-lbind -lsocket"
1110 else
1111 beos_netserver="yes"
1112 osextralibs="-lnet"
1113 fi ;;
1114 sunos)
1115 dv1394="no"
1116 FFSERVERLDFLAGS=""
1117 SHFLAGS="-shared -Wl,-h,\$@"
1118 add_extralibs "-lsocket -lnsl"
1119 ;;
1120 netbsd)
1121 dv1394="no"
1122 add_extralibs "-lossaudio"
1123 ;;
1124 openbsd)
1125 dv1394="no"
1126 need_memalign="no"
1127 LIBOBJFLAGS="\$(PIC)"
1128 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
1129 SHFLAGS='-shared'
1130 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1131 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1132 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1133 add_extralibs "-lossaudio"
1134 ;;
1135 freebsd)
1136 dv1394="no"
1137 need_memalign="no"
1138 add_cflags "-pthread"
1139 ;;
1140 gnu/kfreebsd)
1141 dv1394="no"
1142 add_cflags "-pthread"
1143 ;;
1144 bsd/os)
1145 dv1394="no"
1146 osextralibs="-lpoll -lgnugetopt -lm"
1147 strip="strip -d"
1148 ;;
1149 darwin)
1150 dv1394="no"
1151 need_memalign="no"
1152 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1153 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1154 osextralibs=""
1155 strip="strip -x"
1156 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1157 SLIBSUF=".dylib"
1158 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1159 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1160 FFSERVERLDFLAGS=-Wl,-bind_at_load
1161 ;;
1162 mingw32*)
1163 targetos=mingw32
1164 shlibdir="$bindir"
1165 dv1394="no"
1166 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1167 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1168 if enabled swscaler; then
1169 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1170 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1171 fi
1172 ffserver="no"
1173 SLIBPREF=""
1174 SLIBSUF=".dll"
1175 EXESUF=".exe"
1176 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1177 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1178 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
1179 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
1180 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
1181 enabled network && add_extralibs -lws2_32
1182 ;;
1183 cygwin*)
1184 targetos=cygwin
1185 shlibdir="$bindir"
1186 dv1394="no"
1187 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1188 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1189 if enabled swscaler; then
1190 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1191 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1192 fi
1193 osextralibs=""
1194 EXESUF=".exe"
1195 SLIBPREF="cyg"
1196 SLIBSUF=".dll"
1197 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1198 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1199 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
1200 ;;
1201 linux)
1202 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1203 ;;
1204 irix*)
1205 targetos=irix
1206 ranlib="echo ignoring ranlib"
1207 ;;
1208 *)
1209 targetos="${targetos}-UNKNOWN"
1210 ;;
1211 esac
1212
1213 add_extralibs $osextralibs
1214
1215 if ! disabled logging ; then
1216 enabled logging || logfile="$logging"
1217 echo "# $0 $@" >$logfile
1218 set >>$logfile
1219 else
1220 logfile=/dev/null
1221 fi
1222
1223 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1224 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1225
1226 test -n "$cross_prefix" && cross_compile=yes
1227 cc="${cross_prefix}${cc}"
1228 ar="${cross_prefix}${ar}"
1229 ranlib="${cross_prefix}${ranlib}"
1230 strip="${cross_prefix}${strip}"
1231
1232 # we need to build at least one lib type
1233 if ! enabled_any static shared; then
1234 cat <<EOF
1235 At least one library type must be built.
1236 Specify --enable-static to build the static libraries or --enable-shared to
1237 build the shared libraries as well. To only build the shared libraries specify
1238 --disable-static in addition to --enable-shared.
1239 EOF
1240 exit 1;
1241 fi
1242
1243 if disabled static; then
1244 LIB=""
1245 fi
1246
1247 if ! enabled libogg; then
1248 enabled libtheora && die "libogg must be enabled to enable libtheora."
1249 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
1250 fi
1251
1252 if enabled_any libfaad libfaadbin ; then
1253 if check_header faad.h; then
1254 check_cc << EOF
1255 #include <faad.h>
1256 #ifndef FAAD2_VERSION
1257 ok faad1
1258 #endif
1259 int main( void ) { return 0; }
1260 EOF
1261 test $? = 0 && enable libfaad2
1262 else
1263 die "FAAD test failed."
1264 fi
1265 fi
1266
1267
1268 if ! enabled gpl; then
1269 die_gpl_disabled(){
1270 name=$1
1271 shift
1272 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1273 }
1274 die_gpl_disabled "The Postprocessing code" pp
1275 die_gpl_disabled "liba52" liba52
1276 die_gpl_disabled "libx264" libx264
1277 die_gpl_disabled "libxvidcore" libxvid
1278 die_gpl_disabled "FAAD2" libfaad2
1279 die_gpl_disabled "The X11 grabber" x11grab
1280 die_gpl_disabled "The software scaler" swscaler
1281 fi
1282
1283 check_deps $ARCH_EXT_LIST
1284
1285 test -z "$need_memalign" && need_memalign="$mmx"
1286
1287 #Darwin CC versions
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 && add_cflags -mdynamic-no-pic
1296 fi
1297 fi
1298
1299 disabled optimize || add_cflags -fomit-frame-pointer
1300
1301 # Add processor-specific flags
1302 if test $cpu != "generic"; then
1303 warn_altivec(){
1304 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1305 }
1306 case $cpu in
1307 601|ppc601|PowerPC601)
1308 add_cflags "-mcpu=601"
1309 warn_altivec enabled PPC601
1310 ;;
1311 603*|ppc603*|PowerPC603*)
1312 add_cflags "-mcpu=603"
1313 warn_altivec enabled PPC603
1314 ;;
1315 604*|ppc604*|PowerPC604*)
1316 add_cflags "-mcpu=604"
1317 warn_altivec enabled PPC604
1318 ;;
1319 G3|g3|75*|ppc75*|PowerPC75*)
1320 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1321 warn_altivec enabled PPC75x
1322 ;;
1323 G4|g4|745*|ppc745*|PowerPC745*)
1324 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1325 warn_altivec disabled PPC745x
1326 ;;
1327 74*|ppc74*|PowerPC74*)
1328 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1329 warn_altivec disabled PPC74xx
1330 ;;
1331 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1332 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1333 warn_altivec disabled PPC970
1334 enable ppc64
1335 ;;
1336 Cell|CELL|cell)
1337 add_cflags "-mcpu=cell"
1338 warn_altivec disabled Cell
1339 enable ppc64
1340 ;;
1341 # targets that do NOT support conditional mov (cmov)
1342 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1343 add_cflags "-march=$cpu"
1344 cmov="no"
1345 ;;
1346 # targets that do support conditional mov (cmov)
1347 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1348 add_cflags "-march=$cpu"
1349 cmov="yes"
1350 fast_cmov="yes"
1351 ;;
1352 # targets that do support conditional mov but on which it's slow
1353 pentium4|prescott|nocona)
1354 add_cflags "-march=$cpu"
1355 cmov="yes"
1356 fast_cmov="no"
1357 ;;
1358 sparc64)
1359 add_cflags "-mcpu=v9"
1360 ;;
1361 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1362 add_cflags "-mfdpic"
1363 add_ldflags "-mfdpic"
1364 ;;
1365 *)
1366 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1367 ;;
1368 esac
1369 fi
1370
1371 gnu_make(){
1372 $1 --version 2>&1 | grep -q GNU
1373 }
1374
1375 if ! gnu_make $make; then
1376 gnu_make gmake && make=gmake || die "GNU make not found."
1377 fi
1378
1379 # make sure we can execute files in $TMPDIR
1380 cat >$TMPE 2>>$logfile <<EOF
1381 #! /bin/sh
1382 EOF
1383 chmod +x $TMPE >>$logfile 2>&1
1384 if ! $TMPE >>$logfile 2>&1; then
1385 cat <<EOF
1386 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1387 variable to another directory and make sure that $TMPDIR1 is not mounted
1388 noexec.
1389 EOF
1390 die "Sanity test failed."
1391 fi
1392 rm $TMPE
1393
1394 # compiler sanity check
1395 check_exec <<EOF
1396 int main(){
1397 return 0;
1398 }
1399 EOF
1400 if test "$?" != 0; then
1401 echo "$cc is unable to create an executable file."
1402 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1403 echo "If $cc is a cross-compiler, use the --cross-compile option."
1404 echo "Only do this if you know what cross compiling means."
1405 fi
1406 die "C compiler test failed."
1407 fi
1408
1409 if enabled x86; then
1410 # check whether EBP is available on x86
1411 # As 'i' is stored on the stack, this program will crash
1412 # if the base pointer is used to access it because the
1413 # base pointer is cleared in the inline assembly code.
1414 check_exec_crash <<EOF && enable ebp_available
1415 volatile int i=0;
1416 asm volatile (
1417 "xorl %%ebp, %%ebp"
1418 ::: "%ebp");
1419 return i;
1420 EOF
1421
1422 # check wether EBX is available on x86
1423 check_cc <<EOF && enable ebx_available
1424 int main(){
1425 asm volatile ("":::"%ebx");
1426 }
1427 EOF
1428
1429 # check whether binutils is new enough to compile SSSE3
1430 enabled ssse3 && check_cc <<EOF || disable ssse3
1431 int main(){
1432 asm volatile ("pabsw %xmm0, %xmm0");
1433 }
1434 EOF
1435 fi
1436
1437 # check for assembler specific support
1438
1439 if test $arch = "powerpc"; then
1440 check_cc <<EOF && dcbzl=yes
1441 int main(void) {
1442 register long zero = 0;
1443 char data[1024];
1444 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1445 return 0;
1446 }
1447 EOF
1448 fi
1449
1450 # check for SIMD availability
1451
1452 # AltiVec flags: The FSF version of GCC differs from the Apple version
1453 if enabled altivec; then
1454 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1455 add_cflags "-faltivec"
1456 else
1457 add_cflags "-maltivec -mabi=altivec"
1458 fi
1459
1460 check_header altivec.h
1461
1462 # check if our compiler supports Motorola AltiVec C API
1463 if enabled altivec_h; then
1464 inc_altivec_h="#include <altivec.h>"
1465 else
1466 inc_altivec_h=
1467 fi
1468 check_cc <<EOF || altivec=no
1469 $inc_altivec_h
1470 int main(void) {
1471 vector signed int v1, v2, v3;
1472 v1 = vec_add(v2,v3);
1473 return 0;
1474 }
1475 EOF
1476 fi
1477
1478 # check armv5te instructions support
1479 enabled armv5te && check_cc <<EOF || disable armv5te
1480 int main(void) {
1481 __asm__ __volatile__ ("qadd r0, r0, r0");
1482 }
1483 EOF
1484
1485 enabled armv6 && check_cc <<EOF || disable armv6
1486 int main(void) {
1487 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1488 }
1489 EOF
1490
1491 # check iwmmxt support
1492 enabled iwmmxt && check_cc <<EOF || disable iwmmxt
1493 int main(void) {
1494 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1495 }
1496 EOF
1497
1498 # check if our compiler supports mmi
1499 enabled mmi && check_cc <<EOF || mmi="no"
1500 int main(void) {
1501 __asm__ ("lq \$2, 0(\$2)");
1502 return 0;
1503 }
1504 EOF
1505
1506 # ---
1507 # big/little-endian test
1508 if ! enabled cross_compile; then
1509 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
1510 #include <inttypes.h>
1511 int main(int argc, char ** argv){
1512 volatile uint32_t i=0x01234567;
1513 return (*((uint8_t*)(&i))) == 0x67;
1514 }
1515 EOF
1516 else
1517 # programs cannot be launched if cross compiling, so make a static guess
1518 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
1519 bigendian="yes"
1520 fi
1521 fi
1522
1523 # ---
1524 # check availability of some header files
1525
1526 check_header malloc.h
1527 check_func memalign
1528
1529 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1530 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1531 fi
1532
1533 check_header byteswap.h
1534
1535 check_func mkstemp
1536 check_func gethrtime
1537
1538 check_header termios.h
1539 check_header conio.h
1540
1541 check_header arpa/inet.h
1542 check_header winsock2.h
1543
1544 check_func inet_aton
1545 enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
1546
1547 # ffserver uses poll(),
1548 # if it's not found we can emulate it using select().
1549 if enabled ffserver; then
1550 check_header sys/poll.h
1551 fi
1552
1553 # check for some common methods of building with pthread support
1554 # do this before the optional library checks as some of them require pthreads
1555 if enabled pthreads; then
1556 if check_func pthread_create; then
1557 :
1558 elif check_func pthread_create -pthread; then
1559 add_cflags -pthread
1560 add_ldflags -pthread
1561 elif check_func pthread_create -pthreads; then
1562 add_cflags -pthreads
1563 add_ldflags -pthreads
1564 elif ! check_lib pthread.h pthread_create -lpthread; then
1565 die "ERROR: can't find pthreads library"
1566 fi
1567 fi
1568
1569 for thread in $THREADS_LIST; do
1570 if enabled $thread; then
1571 if test -n "$thread_type"; then
1572 die "ERROR: Only one thread type must be selected."
1573 else
1574 thread_type="$thread"
1575 fi
1576 fi
1577 done
1578
1579 # test for lrintf in math.h
1580 check_exec <<EOF && lrintf=yes || lrintf=no
1581 #define _ISOC9X_SOURCE 1
1582 #include <math.h>
1583 int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1584 EOF
1585
1586 enabled_any libamr_nb libamr_wb && enable libamr
1587
1588 # these are off by default, so fail if requested and not available
1589 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1590 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1591 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1592 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1593 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1594 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1595 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1596 enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1597 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1598 enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1599 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1600 enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1601 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1602 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1603 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1604 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1605
1606 # disable the native AC-3 decoder if liba52 is enabled
1607 enabled liba52 && disable ac3_decoder
1608
1609 _restrict=
1610 for restrict_keyword in restrict __restrict__ __restrict; do
1611 check_cc <<EOF && _restrict=$restrict_keyword && break
1612 void foo(char * $restrict_keyword p);
1613 EOF
1614 done
1615
1616 # dlopen/dlfcn.h probing
1617
1618 check_header dlfcn.h
1619
1620 if check_func dlopen; then
1621 ldl=
1622 elif check_func dlopen -ldl; then
1623 ldl=-ldl
1624 fi
1625
1626 check_func getrusage
1627 check_func2 windows.h GetProcessTimes
1628
1629 check_func fork
1630 check_func closesocket ||
1631 check_func2 winsock2.h closesocket
1632
1633 test "$vhook" = "default" && vhook="$dlopen"
1634
1635 enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
1636
1637 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1638 vhook="no"
1639 echo
1640 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1641 echo "Patches welcome."
1642 echo
1643 fi
1644
1645 if enabled vhook; then
1646 check_ldflags -rdynamic
1647 check_ldflags -export-dynamic
1648 fi
1649
1650 enabled audio_beos && add_extralibs "-lmedia -lbe"
1651
1652 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1653 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1654
1655 ##########################################
1656 # SDL check
1657
1658 sdl_too_old=no
1659 sdl=no
1660 SDL_CONFIG="${cross_prefix}sdl-config"
1661 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1662 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1663 temp_cflags $sdl_cflags
1664 temp_extralibs `"${SDL_CONFIG}" --libs`
1665 if check_lib SDL.h SDL_Init; then
1666 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1667 if test "$_sdlversion" -lt 121 ; then
1668 sdl_too_old=yes
1669 else
1670 sdl=yes
1671 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1672 #include <SDL.h>
1673 int main(void){
1674 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1675 int w = vi->current_w;
1676 return 0;
1677 }
1678 EOF
1679 fi
1680 fi
1681 restore_flags
1682 fi
1683
1684 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1685
1686 ##########################################
1687 # IPv6 check
1688
1689 enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
1690 #include <sys/types.h>
1691 #include <sys/socket.h>
1692 #include <netinet/in.h>
1693 #include <netdb.h>
1694 int main( void ) {
1695 struct sockaddr_storage saddr;
1696 struct ipv6_mreq mreq6;
1697 getaddrinfo(0,0,0,0);
1698 getnameinfo(0,0,0,0,0,0,0);
1699 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1700 }
1701 EOF
1702
1703 enabled v4l && check_header linux/videodev.h || disable v4l
1704 enabled v4l2 && check_header linux/videodev2.h || disable v4l2
1705
1706 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1707 if enabled bktr; then
1708 { check_header dev/bktr/ioctl_meteor.h &&
1709 check_header dev/bktr/ioctl_bt848.h; } ||
1710 { check_header machine/ioctl_meteor.h &&
1711 check_header machine/ioctl_bt848.h; } ||
1712 { check_header dev/video/meteor/ioctl_meteor.h &&
1713 check_header dev/video/bktr/ioctl_bt848.h; } ||
1714 check_header dev/ic/bt8xx.h ||
1715 disable bktr
1716 fi
1717
1718 enabled audio_oss &&
1719 check_header sys/soundcard.h ||
1720 check_header soundcard.h ||
1721 disable audio_oss
1722
1723 # Deal with the x11 frame grabber
1724 enabled x11grab &&
1725 enabled gpl &&
1726 enabled x11_grab_device_demuxer &&
1727 check_header X11/Xlib.h &&
1728 check_header X11/extensions/XShm.h &&
1729 check_func XOpenDisplay -lX11 &&
1730 check_func XShmCreateImage -lX11 -lXext &&
1731 add_extralibs -lX11 -lXext ||
1732 disable x11_grab_device_demuxer
1733
1734 enabled debug && add_cflags -g
1735
1736 # add some useful compiler flags if supported
1737 check_cflags -Wdeclaration-after-statement
1738 check_cflags -Wall
1739 check_cflags -Wno-switch
1740 check_cflags -Wdisabled-optimization
1741 check_cflags -Wpointer-arith
1742 check_cflags -Wredundant-decls
1743 check_cflags -Wno-pointer-sign
1744 enabled extra_warnings && check_cflags -Winline
1745
1746 # add some linker flags
1747 check_ldflags -Wl,--warn-common
1748 check_ldflags $LDLATEFLAGS
1749
1750 if enabled small; then
1751 check_cflags -Os # not all compilers support -Os
1752 optimize="small"
1753 elif enabled optimize; then
1754 if test -n "`$cc -v 2>&1 | grep xlc`"; then
1755 add_cflags "-O5"
1756 add_ldflags "-O5"
1757 else
1758 add_cflags "-O3"
1759 fi
1760 fi
1761
1762 # PIC flags for shared library objects where they are needed
1763 if enabled shared; then
1764 # LIBOBJFLAGS may have already been set in the OS configuration
1765 if test -z "$LIBOBJFLAGS" ; then
1766 case "$arch" in
1767 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
1768 esac
1769 fi
1770 fi
1771
1772 if enabled gprof; then
1773 add_cflags "-p"
1774 add_ldflags "-p"
1775 fi
1776
1777 VHOOKCFLAGS="-fPIC"
1778
1779 # find if .align arg is power-of-two or not
1780 if test $asmalign_pot = "unknown"; then
1781 asmalign_pot="no"
1782 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1783 fi
1784
1785 enabled_any $ENCODER_LIST && enable encoders
1786 enabled_any $DECODER_LIST && enable decoders
1787 enabled_any $MUXER_LIST && enable muxers
1788 enabled_any $DEMUXER_LIST && enable demuxers
1789 enabled_any $PROTOCOL_LIST && enable protocols
1790 enabled_any $BSF_LIST && enable bsfs
1791
1792 enabled_any $THREADS_LIST && enable threads
1793
1794 check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
1795 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
1796
1797 enabled libogg && append pkg_requires "ogg >= 1.1"
1798 enabled libtheora && append pkg_requires "theora"
1799 enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1800 enabled dc1394 && append pkg_requires "libraw1394"
1801
1802 echo "install prefix $PREFIX"
1803 echo "source path $source_path"
1804 echo "C compiler $cc"
1805 echo "make $make"
1806 echo ".align is power-of-two $asmalign_pot"
1807 echo "ARCH $arch ($cpu)"
1808 if test "$BUILDSUF" != ""; then
1809 echo "build suffix $BUILDSUF"
1810 fi
1811 echo "big-endian ${bigendian-no}"
1812 if test $arch = "x86_32" -o $arch = "x86_64"; then
1813 echo "MMX enabled ${mmx-no}"
1814 echo "CMOV enabled ${cmov-no}"
1815 echo "CMOV is fast ${fast_cmov-no}"
1816 fi
1817 if test $arch = "armv4l"; then
1818 echo "ARMv5TE enabled ${armv5te-no}"
1819 echo "ARMv6 enabled ${armv6-no}"
1820 echo "IWMMXT enabled ${iwmmxt-no}"
1821 fi
1822 if test $arch = "mips"; then
1823 echo "MMI enabled ${mmi-no}"
1824 fi
1825 if test $arch = "powerpc"; then
1826 echo "AltiVec enabled ${altivec-no}"
1827 echo "dcbzl available ${dcbzl-no}"
1828 fi
1829 echo "gprof enabled ${gprof-no}"
1830 echo "debug symbols ${debug-no}"
1831 echo "strip symbols ${dostrip-no}"
1832 echo "optimize ${optimize-no}"
1833 echo "static ${static-no}"
1834 echo "shared ${shared-no}"
1835 echo "postprocessing support ${pp-no}"
1836 echo "software scaler enabled ${swscaler-no}"
1837 echo "video hooking ${vhook-no}"
1838 if enabled vhook; then
1839 echo "Imlib2 support ${imlib2-no}"
1840 echo "FreeType support ${freetype2-no}"
1841 fi
1842 echo "network support ${network-no}"
1843 if enabled network; then
1844 echo "IPv6 support ${ipv6-no}"
1845 fi
1846 echo "threading support ${thread_type-no}"
1847 echo "SDL support ${sdl-no}"
1848 if enabled sdl_too_old; then
1849 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1850 fi
1851 echo "Sun medialib support ${mlib-no}"
1852 echo "AVISynth enabled ${avisynth-no}"
1853 echo "liba52 support ${liba52-no}"
1854 echo "liba52 dlopened ${liba52bin-no}"
1855 echo "libamr-nb support ${libamr_nb-no}"
1856 echo "libamr-wb support ${libamr_wb-no}"
1857 echo "libfaac enabled ${libfaac-no}"
1858 echo "libfaad enabled ${libfaad-no}"
1859 echo "libfaad dlopened ${libfaadbin-no}"
1860 echo "libgsm enabled ${libgsm-no}"
1861 echo "libmp3lame enabled ${libmp3lame-no}"
1862 echo "libnut enabled ${libnut-no}"
1863 echo "libogg enabled ${libogg-no}"
1864 echo "libtheora enabled ${libtheora-no}"
1865 echo "libvorbis enabled ${libvorbis-no}"
1866 echo "x264 enabled ${libx264-no}"
1867 echo "XviD enabled ${libxvid-no}"
1868 echo "zlib enabled ${zlib-no}"
1869 if ! enabled gpl; then
1870 echo "License: LGPL"
1871 else
1872 echo "License: GPL"
1873 fi
1874
1875 echo "Creating config.mak and config.h..."
1876
1877 echo "# Automatically generated by configure - do not modify!" > config.mak
1878 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1879 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1880
1881 echo "PREFIX=$PREFIX" >> config.mak
1882 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1883 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1884 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1885 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1886 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1887 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1888 echo "MAKE=$make" >> config.mak
1889 echo "CC=$cc" >> config.mak
1890 echo "AR=$ar" >> config.mak
1891 echo "RANLIB=$ranlib" >> config.mak
1892 if enabled dostrip; then
1893 echo "STRIP=$strip" >> config.mak
1894 else
1895 echo "STRIP=echo ignoring strip" >> config.mak
1896 fi
1897
1898 echo "OPTFLAGS=$CFLAGS" >> config.mak
1899 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1900 echo "LDFLAGS=$LDFLAGS" >> config.mak
1901 echo "LDCONFIG=$LDCONFIG" >> config.mak
1902 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1903 echo "SHFLAGS=$SHFLAGS" >> config.mak
1904 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1905 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1906 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1907 echo "BUILD_STATIC=$static" >> config.mak
1908 echo "BUILDSUF=$BUILDSUF" >> config.mak
1909 echo "LIBPREF=$LIBPREF" >> config.mak
1910 echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
1911 echo "LIB=$LIB" >> config.mak
1912 echo "SLIBPREF=$SLIBPREF" >> config.mak
1913 echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1914 echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
1915
1916 if enabled bigendian; then
1917 echo "WORDS_BIGENDIAN=yes" >> config.mak
1918 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
1919 fi
1920 if enabled mmx; then
1921 echo "#define __CPU__ 586" >> $TMPH
1922 fi
1923
1924 if enabled sdl; then
1925 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1926 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
1927 fi
1928 if enabled texi2html; then
1929 echo "BUILD_DOC=yes" >> config.mak
1930 fi
1931
1932 sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
1933 pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
1934 lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1935 lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1936 lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1937
1938
1939
1940 if enabled shared; then
1941 echo "BUILD_SHARED=yes" >> config.mak
1942 echo "PIC=-fPIC -DPIC" >> config.mak
1943 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1944 echo "SPPVERSION=$pp_version" >> config.mak
1945 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
1946 echo "LAVCVERSION=$lavc_version" >> config.mak
1947 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
1948 echo "LAVFVERSION=$lavf_version" >> config.mak
1949 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
1950 echo "LAVUVERSION=$lavu_version" >> config.mak
1951 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1952 echo "SWSVERSION=$sws_version" >> config.mak
1953 echo "SLIBNAME=${SLIBNAME}" >> config.mak
1954 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1955 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
1956 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
1957 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
1958 fi
1959 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
1960 echo "EXTRALIBS=$extralibs" >> config.mak
1961
1962 print_config ARCH_ $TMPH config.mak $ARCH_LIST
1963 print_config HAVE_ $TMPH config.mak $HAVE_LIST
1964 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1965 $DECODER_LIST \
1966 $ENCODER_LIST \
1967 $PARSER_LIST \
1968 $BSF_LIST \
1969 $DEMUXER_LIST \
1970 $MUXER_LIST \
1971 $PROTOCOL_LIST \
1972
1973 if test "$targetos" = darwin; then
1974 echo "#define CONFIG_DARWIN 1" >> $TMPH
1975 fi
1976
1977 echo "#define restrict $_restrict" >> $TMPH
1978
1979 if enabled small; then
1980 echo "#define av_always_inline" >> $TMPH
1981 fi
1982
1983 echo "SRC_PATH=\"$source_path\"" >> config.mak
1984 echo "SRC_PATH_BARE=$source_path" >> config.mak
1985 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
1986
1987 # Apparently it's not possible to portably echo a backslash.
1988 if enabled asmalign_pot; then
1989 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
1990 else
1991 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
1992 fi
1993
1994
1995 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
1996 if ! cmp -s $TMPH config.h; then
1997 mv -f $TMPH config.h
1998 else
1999 echo "config.h is unchanged"
2000 fi
2001
2002 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2003
2004 # build tree in object directory if source path is different from current one
2005 if enabled source_path_used; then
2006 DIRS="\
2007 doc \
2008 libavformat \
2009 libavcodec \
2010 libavcodec/alpha \
2011 libavcodec/armv4l \
2012 libavcodec/bfin \
2013 libavcodec/i386 \
2014 libavcodec/sparc \
2015 libavcodec/mlib \
2016 libavcodec/ppc \
2017 libpostproc \
2018 libavutil \
2019 libswscale \
2020 tests \
2021 tools \
2022 vhook \
2023 "
2024 FILES="\
2025 Makefile \
2026 common.mak \
2027 libavformat/Makefile \
2028 libavcodec/Makefile \
2029 libpostproc/Makefile \
2030 libavutil/Makefile \
2031 libswscale/Makefile \
2032 doc/texi2pod.pl \
2033 "
2034 for dir in $DIRS ; do
2035 mkdir -p $dir
2036 done
2037 for f in $FILES ; do
2038 ln -sf "$source_path/$f" $f
2039 done
2040 fi
2041
2042
2043 # build pkg-config files
2044 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2045
2046 pkgconfig_generate(){
2047 name=$1
2048 comment=$2
2049 version=$3
2050 libs=$4
2051 requires=$5
2052 include=$6
2053 cat <<EOF >$name.pc
2054 prefix=$PREFIX
2055 exec_prefix=\${prefix}
2056 libdir=\${exec_prefix}/lib
2057 includedir=\${prefix}/include
2058
2059 Name: $name
2060 Description: $comment
2061 Version: $version
2062 Requires: $requires
2063 Conflicts:
2064 Libs: -L\${libdir} $libs
2065 Cflags: -I\${includedir} -I\${includedir}/$include
2066 EOF
2067 }
2068
2069 pkgconfig_generate_uninstalled(){
2070 name=$1
2071 shortname=${name#lib}
2072 comment=$2
2073 version=$3
2074 libs=$4
2075 requires=$5
2076 cat <<EOF >$name-uninstalled.pc
2077 prefix=
2078 exec_prefix=
2079 libdir=\${pcfiledir}/$name
2080 includedir=\${pcfiledir}/$name
2081
2082 Name: $name
2083 Description: $comment
2084 Version: $version
2085 Requires: $requires
2086 Conflicts:
2087 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2088 Cflags: -I\${includedir}
2089 EOF
2090 }
2091
2092 pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
2093 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
2094
2095 pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2096 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
2097
2098 pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2099 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
2100
2101 if enabled pp; then
2102 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2103 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2104 fi
2105
2106 if enabled swscaler; then
2107 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
2108 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
2109 else
2110 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2111 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
2112 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2113 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2114 fi