Rename --cross-compile option to --enable-cross-compile.
[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 " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
61 echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
62 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
63 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
64 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
65 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
66 echo " --enable-static build static libraries [default=yes]"
67 echo " --disable-static do not build static libraries [default=no]"
68 echo " --enable-shared build shared libraries [default=no]"
69 echo " --disable-shared do not build shared libraries [default=yes]"
70 echo " --enable-gpl allow use of GPL code, the resulting libav*"
71 echo " and ffmpeg will be under GPL [default=no]"
72 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
73 echo " and ffmpeg will be unredistributable [default=no]"
74 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
75 echo " --enable-swscale software scaler support [default=no]"
76 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
77 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
78 echo " --enable-beosthreads use BeOS threads [default=no]"
79 echo " --enable-os2threads use OS/2 threads [default=no]"
80 echo " --enable-pthreads use pthreads [default=no]"
81 echo " --enable-w32threads use Win32 threads [default=no]"
82 echo " --enable-x11grab enable X11 grabbing [default=no]"
83 echo
84 echo "External library support:"
85 echo " --enable-sunmlib use Sun medialib [default=no]"
86 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
87 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
88 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
89 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
90 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
91 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
92 echo " and libraw1394 [default=no]"
93 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
94 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
95 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
96 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
97 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
98 echo " --enable-libnut enable NUT (de)muxing via libnut,"
99 echo " native demuxer exists [default=no]"
100 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
101 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
102 echo " native implementation exists [default=no]"
103 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
104 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
105 echo " native MPEG-4/Xvid encoder exists [default=no]"
106 echo ""
107 echo "Advanced options (experts only):"
108 echo " --source-path=PATH path to source code [$source_path]"
109 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
110 echo " --enable-cross-compile assume a cross-compiler is used"
111 echo " --target-os=OS compiler targets OS [$targetos]"
112 echo " --cc=CC use C compiler CC [$cc]"
113 echo " --make=MAKE use specified make [$make]"
114 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
115 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
116 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
117 echo " --build-suffix=SUFFIX suffix for application specific build []"
118 echo " --arch=ARCH select architecture [$arch]"
119 echo " --cpu=CPU selects the minimum cpu required (affects"
120 echo " instruction selection, may crash on older CPUs)"
121 echo " --enable-powerpc-perf enable performance report on PPC"
122 echo " (requires enabling PMC)"
123 echo " --disable-mmx disable MMX usage"
124 echo " --disable-mmx2 disable MMX2 usage"
125 echo " --disable-ssse3 disable SSSE3 usage"
126 echo " --disable-armv5te disable armv5te usage"
127 echo " --disable-armv6 disable armv6 usage"
128 echo " --disable-iwmmxt disable iwmmxt usage"
129 echo " --disable-altivec disable AltiVec usage"
130 echo " --disable-network disable network support [default=no]"
131 echo " --disable-ipv6 disable ipv6 support [default=no]"
132 echo " --disable-zlib disable zlib [default=no]"
133 echo " --disable-vhook disable video hooking support"
134 echo " --disable-debug disable debugging symbols"
135 echo " --disable-mpegaudio-hp faster (but less accurate)"
136 echo " MPEG audio decoding [default=no]"
137 echo " --enable-gray enable full grayscale support (slower color)"
138 echo " --disable-ffmpeg disable ffmpeg build"
139 echo " --disable-ffserver disable ffserver build"
140 echo " --disable-ffplay disable ffplay build"
141 echo " --enable-small optimize for size instead of speed"
142 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
143 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
144 echo " --disable-encoder=NAME disables encoder NAME"
145 echo " --enable-encoder=NAME enables encoder NAME"
146 echo " --disable-decoder=NAME disables decoder NAME"
147 echo " --enable-decoder=NAME enables decoder NAME"
148 echo " --disable-encoders disables all encoders"
149 echo " --disable-decoders disables all decoders"
150 echo " --disable-muxer=NAME disables muxer NAME"
151 echo " --enable-muxer=NAME enables muxer NAME"
152 echo " --disable-muxers disables all muxers"
153 echo " --disable-demuxer=NAME disables demuxer NAME"
154 echo " --enable-demuxer=NAME enables demuxer NAME"
155 echo " --disable-demuxers disables all demuxers"
156 echo " --enable-parser=NAME enables parser NAME"
157 echo " --disable-parser=NAME disables parser NAME"
158 echo " --disable-parsers disables all parsers"
159 echo " --enable-bsf=NAME enables bitstream filter NAME"
160 echo " --disable-bsf=NAME disables bitstream filter NAME"
161 echo " --disable-bsfs disables all bitstream filters"
162 echo " --enable-protocol=NAME enables protocol NAME"
163 echo " --disable-protocol=NAME disables protocol NAME"
164 echo " --disable-protocols disables all protocols"
165 echo " --disable-devices disables all devices"
166 echo " --list-decoders show all available decoders"
167 echo " --list-encoders show all available encoders"
168 echo " --list-muxers show all available muxers"
169 echo " --list-demuxers show all available demuxers"
170 echo " --list-parsers show all available parsers"
171 echo " --list-protocols show all available protocols"
172 echo " --list-bsfs show all available bitstream filters"
173 echo " --list-indevs show all available input devices"
174 echo " --list-outdevs show all available output devices"
175 echo
176 echo "Developer options (useful when working on FFmpeg itself):"
177 echo " --enable-gprof enable profiling with gprof [$gprof]"
178 echo " --disable-optimizations disable compiler optimizations"
179 echo " --enable-extra-warnings enable more compiler warnings"
180 echo " --disable-stripping disable stripping of executables and shared libraries"
181 echo ""
182 echo "NOTE: Object files are built at the place where configure is launched."
183 exit 1
184 }
185
186 log(){
187 echo "$@" >>$logfile
188 }
189
190 log_file(){
191 log BEGIN $1
192 pr -n -t $1 >>$logfile
193 log END $1
194 }
195
196 echolog(){
197 log "$@"
198 echo "$@"
199 }
200
201 die(){
202 echolog "$@"
203 cat <<EOF
204 If you think configure made a mistake, make sure you are using the latest
205 version from SVN. If the latest version fails, report the problem to the
206 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
207 EOF
208 if disabled logging; then
209 cat <<EOF
210 Rerun configure with logging enabled (do not use --disable-logging), and
211 include the log this produces with your report.
212 EOF
213 else
214 cat <<EOF
215 Include the log file "$logfile" produced by configure as this will help
216 solving the problem.
217 EOF
218 fi
219 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
220 exit 1
221 }
222
223 # Avoid locale weirdness, besides we really just want to translate ASCII.
224 toupper(){
225 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
226 }
227
228 tolower(){
229 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
230 }
231
232 set_all(){
233 value=$1
234 shift
235 for var in $*; do
236 eval $var=$value
237 done
238 }
239
240 pushvar(){
241 for var in $*; do
242 eval level=\${${var}_level:=0}
243 eval ${var}_${level}="\$$var"
244 eval ${var}_level=$(($level+1))
245 done
246 }
247
248 popvar(){
249 for var in $*; do
250 eval level=\${${var}_level:-0}
251 test $level = 0 && continue
252 eval level=$(($level-1))
253 eval $var="\${${var}_${level}}"
254 eval ${var}_level=$level
255 eval unset ${var}_${level}
256 done
257 }
258
259 enable(){
260 set_all yes $*
261 }
262
263 disable(){
264 set_all no $*
265 }
266
267 enabled(){
268 eval test "x\$$1" = "xyes"
269 }
270
271 disabled(){
272 eval test "x\$$1" = "xno"
273 }
274
275 enabled_all(){
276 for opt; do
277 enabled $opt || return 1
278 done
279 }
280
281 disabled_all(){
282 for opt; do
283 disabled $opt || return 1
284 done
285 }
286
287 enabled_any(){
288 for opt; do
289 enabled $opt && return 0
290 done
291 }
292
293 disabled_any(){
294 for opt; do
295 disabled $opt && return 0
296 done
297 }
298
299 is_in(){
300 value=$1
301 shift
302 for var in $*; do
303 [ $var = $value ] && return 0
304 done
305 return 1
306 }
307
308 check_deps(){
309 for cfg; do
310 enabled ${cfg}_checking && die "Circular dependency for $cfg."
311 disabled ${cfg}_checking && continue
312 enable ${cfg}_checking
313
314 eval dep_all="\$${cfg}_deps"
315 eval dep_any="\$${cfg}_deps_any"
316
317 pushvar cfg dep_all dep_any
318 check_deps $dep_all $dep_any
319 popvar cfg dep_all dep_any
320
321 enabled_all $dep_all || disable $cfg
322 enabled_any $dep_any || disable $cfg
323
324 if enabled $cfg; then
325 eval dep_extralibs="\$${cfg}_extralibs"
326 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
327 fi
328
329 disable ${cfg}_checking
330 done
331 }
332
333 print_config(){
334 pfx=$1
335 header=$2
336 makefile=$3
337 shift 3
338 for cfg; do
339 ucname="`toupper $cfg`"
340 if enabled $cfg; then
341 echo "#define ${pfx}${ucname} 1" >> $header
342 echo "#define ENABLE_${ucname} 1" >> $header
343 echo "${pfx}${ucname}=yes" >> $makefile
344 else
345 echo "#define ENABLE_${ucname} 0" >> $header
346 fi
347 done
348 }
349
350 flags_saved(){
351 (: ${SAVE_CFLAGS?}) 2>/dev/null
352 }
353
354 save_flags(){
355 flags_saved && return
356 SAVE_CFLAGS="$CFLAGS"
357 SAVE_LDFLAGS="$LDFLAGS"
358 SAVE_extralibs="$extralibs"
359 }
360
361 restore_flags(){
362 flags_saved || return
363 CFLAGS="$SAVE_CFLAGS"
364 LDFLAGS="$SAVE_LDFLAGS"
365 extralibs="$SAVE_extralibs"
366 unset SAVE_CFLAGS
367 unset SAVE_LDFLAGS
368 unset SAVE_extralibs
369 }
370
371 temp_cflags(){
372 save_flags
373 CFLAGS="$CFLAGS $*"
374 }
375
376 temp_ldflags(){
377 save_flags
378 LDFLAGS="$LDFLAGS $*"
379 }
380
381 temp_extralibs(){
382 save_flags
383 extralibs="$extralibs $*"
384 }
385
386 append(){
387 var=$1
388 shift
389 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
390 eval "$var=\"\$$var $*\""
391 }
392
393 add_cflags(){
394 append CFLAGS "$@"
395 }
396
397 add_ldflags(){
398 append LDFLAGS "$@"
399 }
400
401 add_extralibs(){
402 append extralibs "$@"
403 }
404
405 check_cmd(){
406 log "$@"
407 "$@" >>$logfile 2>&1
408 }
409
410 check_cc(){
411 log check_cc "$@"
412 cat >$TMPC
413 log_file $TMPC
414 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
415 }
416
417 check_cpp(){
418 log check_cpp "$@"
419 cat >$TMPC
420 log_file $TMPC
421 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
422 }
423
424 check_asm(){
425 log check_asm "$@"
426 name="$1"
427 asm="$2"
428 shift 2
429 check_cc "$@" <<EOF && enable $name || disable $name
430 int foo(void){
431 asm volatile($asm);
432 }
433 EOF
434 }
435
436 check_ld(){
437 log check_ld "$@"
438 check_cc || return
439 flags=''
440 libs=''
441 for f; do
442 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
443 done
444 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
445 }
446
447 check_cflags(){
448 log check_cflags "$@"
449 check_cc "$@" <<EOF && add_cflags "$@"
450 int x;
451 EOF
452 }
453
454 check_ldflags(){
455 log check_ldflags "$@"
456 check_ld "$@" <<EOF && add_ldflags "$@"
457 int main(void){
458 return 0;
459 }
460 EOF
461 }
462
463 check_header(){
464 log check_header "$@"
465 header=$1
466 shift
467 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
468 disable $var
469 check_cpp "$@" <<EOF && enable $var
470 #include <$header>
471 int x;
472 EOF
473 }
474
475 check_func(){
476 log check_func "$@"
477 func=$1
478 shift
479 disable $func
480 check_ld "$@" <<EOF && enable $func
481 extern int $func();
482 int main(void){
483 $func();
484 }
485 EOF
486 }
487
488 check_func2(){
489 log check_func2 "$@"
490 headers=$1
491 func=$2
492 shift 2
493 disable $func
494 incs=""
495 for hdr in $headers; do
496 incs="$incs
497 #include <$hdr>"
498 done
499 check_ld "$@" <<EOF && enable $func
500 $incs
501 int main(int argc, char **argv){
502 (void) $func;
503 return 0;
504 }
505 EOF
506 }
507
508 check_lib(){
509 log check_lib "$@"
510 header="$1"
511 func="$2"
512 shift 2
513 temp_extralibs "$@"
514 check_header $header && check_func $func && add_extralibs "$@"
515 err=$?
516 restore_flags
517 return $err
518 }
519
520 check_lib2(){
521 log check_lib2 "$@"
522 headers="$1"
523 func="$2"
524 shift 2
525 temp_extralibs "$@"
526 check_func2 "$headers" $func && add_extralibs "$@"
527 err=$?
528 restore_flags
529 return $err
530 }
531
532 check_exec(){
533 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
534 }
535
536 check_exec_crash(){
537 code=`cat`
538
539 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
540 # are safe but may not be available everywhere. Thus we use
541 # raise(SIGTERM) instead. The check is run in a subshell so we
542 # can redirect the "Terminated" message from the shell. SIGBUS
543 # is not defined by standard C so it is used conditionally.
544
545 (check_exec "$@") >>$logfile 2>&1 <<EOF
546 #include <signal.h>
547 static void sighandler(int sig){
548 raise(SIGTERM);
549 }
550 int main(void){
551 signal(SIGILL, sighandler);
552 signal(SIGFPE, sighandler);
553 signal(SIGSEGV, sighandler);
554 #ifdef SIGBUS
555 signal(SIGBUS, sighandler);
556 #endif
557 { $code }
558 }
559 EOF
560 }
561
562 check_type(){
563 log check_type "$@"
564 headers=$1
565 type=$2
566 shift 2
567 disable $type
568 incs=""
569 for hdr in $headers; do
570 incs="$incs
571 #include <$hdr>"
572 done
573 check_cc "$@" <<EOF && enable $type
574 $incs
575 $type v;
576 EOF
577 }
578
579 require(){
580 name="$1"
581 header="$2"
582 func="$3"
583 shift 3
584 check_lib $header $func "$@" || die "ERROR: $name not found"
585 }
586
587 require2(){
588 name="$1"
589 headers="$2"
590 func="$3"
591 shift 3
592 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
593 }
594
595 check_foo_config(){
596 cfg=$1
597 pkg=$2
598 header=$3
599 func=$4
600 shift 4
601 disable $cfg
602 check_cmd ${pkg}-config --version
603 err=$?
604 if test "$err" = 0; then
605 temp_cflags `${pkg}-config --cflags`
606 temp_extralibs `${pkg}-config --libs`
607 check_lib "$@" $header $func && enable $cfg
608 fi
609 return $err
610 }
611
612 apply(){
613 file=$1
614 shift
615 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
616 }
617
618 COMPONENT_LIST="
619 bsfs
620 decoders
621 demuxers
622 encoders
623 filters
624 indevs
625 muxers
626 outdevs
627 parsers
628 protocols
629 "
630
631 CONFIG_LIST="
632 $COMPONENT_LIST
633 avfilter
634 avfilter_lavf
635 avisynth
636 beos_netserver
637 ffmpeg
638 ffplay
639 ffserver
640 gpl
641 gprof
642 gray
643 hardcoded_tables
644 ipv6
645 liba52
646 liba52bin
647 libamr_nb
648 libamr_wb
649 libdc1394
650 libfaac
651 libfaad
652 libfaadbin
653 libgsm
654 libmp3lame
655 libnut
656 libtheora
657 libvorbis
658 libx264
659 libxvid
660 memalign_hack
661 mpegaudio_hp
662 network
663 nonfree
664 postproc
665 powerpc_perf
666 small
667 swscale
668 vhook
669 x11grab
670 zlib
671 "
672
673 THREADS_LIST='
674 beosthreads
675 os2threads
676 pthreads
677 w32threads
678 '
679
680 ARCH_LIST='
681 alpha
682 armv4l
683 bfin
684 ia64
685 m68k
686 mips
687 parisc
688 powerpc
689 s390
690 sh4
691 sparc
692 sparc64
693 x86
694 x86_32
695 x86_64
696 '
697
698 ARCH_EXT_LIST='
699 altivec
700 armv5te
701 armv6
702 iwmmxt
703 mmi
704 mmx
705 mmx2
706 ssse3
707 vis
708 '
709
710 HAVE_LIST="
711 $ARCH_EXT_LIST
712 $THREADS_LIST
713 altivec_h
714 arpa_inet_h
715 bswap
716 byteswap_h
717 closesocket
718 cmov
719 conio_h
720 dcbzl
721 dev_bktr_ioctl_bt848_h
722 dev_bktr_ioctl_meteor_h
723 dev_ic_bt8xx_h
724 dev_video_meteor_ioctl_meteor_h
725 dev_video_bktr_ioctl_bt848_h
726 dlfcn_h
727 dlopen
728 ebp_available
729 ebx_available
730 fast_64bit
731 fast_cmov
732 fast_unaligned
733 fork
734 freetype2
735 gethrtime
736 GetProcessTimes
737 getrusage
738 imlib2
739 inet_aton
740 inline_asm
741 libdc1394_1
742 libdc1394_2
743 llrint
744 lrint
745 lrintf
746 machine_ioctl_bt848_h
747 machine_ioctl_meteor_h
748 malloc_h
749 memalign
750 mkstemp
751 mlib
752 pld
753 ppc64
754 round
755 roundf
756 sdl
757 sdl_video_size
758 socklen_t
759 soundcard_h
760 poll_h
761 sys_mman_h
762 sys_select_h
763 sys_soundcard_h
764 termios_h
765 threads
766 winsock2_h
767 "
768
769 CMDLINE_SELECT="
770 $ARCH_EXT_LIST
771 $CONFIG_LIST
772 $THREADS_LIST
773 cross_compile
774 debug
775 extra_warnings
776 logging
777 optimizations
778 shared
779 static
780 stripping
781 "
782
783 # code dependency declarations
784
785 # architecture extensions
786 altivec_deps="powerpc"
787 armv5te_deps="armv4l"
788 armv6_deps="armv4l"
789 iwmmxt_deps="armv4l"
790 mmi_deps="mips"
791 mmx_deps="x86"
792 mmx2_deps="x86"
793 ssse3_deps="x86"
794 vis_deps="sparc"
795
796 # decoders / encoders
797 ac3_decoder_deps="gpl"
798 dxa_decoder_deps="zlib"
799 flashsv_decoder_deps="zlib"
800 flashsv_encoder_deps="zlib"
801 mpeg_xvmc_decoder_deps="xvmc"
802 png_decoder_deps="zlib"
803 png_encoder_deps="zlib"
804 zmbv_decoder_deps="zlib"
805 zmbv_encoder_deps="zlib"
806
807 # external libraries
808 liba52_decoder_deps="liba52"
809 liba52bin_decoder_extralibs='$ldl'
810 libamr_nb_decoder_deps="libamr_nb"
811 libamr_nb_encoder_deps="libamr_nb"
812 libamr_wb_decoder_deps="libamr_wb"
813 libamr_wb_encoder_deps="libamr_wb"
814 libfaac_encoder_deps="libfaac"
815 libfaad_decoder_deps="libfaad"
816 libfaadbin_decoder_extralibs='$ldl'
817 libgsm_decoder_deps="libgsm"
818 libgsm_encoder_deps="libgsm"
819 libgsm_ms_decoder_deps="libgsm"
820 libgsm_ms_encoder_deps="libgsm"
821 libmp3lame_encoder_deps="libmp3lame"
822 libtheora_encoder_deps="libtheora"
823 libvorbis_encoder_deps="libvorbis"
824 libx264_encoder_deps="libx264"
825 libxvid_encoder_deps="libxvid"
826 mpeg4aac_decoder_deps="libfaad"
827
828 # demuxers / muxers
829 ac3_demuxer_deps="ac3_parser"
830 audio_beos_demuxer_deps="audio_beos"
831 audio_beos_demuxer_extralibs="-lmedia -lbe"
832 audio_beos_muxer_deps="audio_beos"
833 audio_beos_muxer_extralibs="-lmedia -lbe"
834 avisynth_demuxer_deps="avisynth"
835 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
836 dv1394_demuxer_deps="dv1394 dv_demuxer"
837 libdc1394_demuxer_deps="libdc1394"
838 libnut_demuxer_deps="libnut"
839 libnut_muxer_deps="libnut"
840 mp3_demuxer_deps="mpegaudio_parser"
841 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
842 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
843 redir_demuxer_deps="network"
844 rtp_muxer_deps="network rtp_protocol"
845 rtsp_demuxer_deps="sdp_demuxer"
846 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
847 v4l_demuxer_deps="linux_videodev_h"
848 v4l2_demuxer_deps="linux_videodev2_h"
849 vfwcap_demuxer_deps="capCreateCaptureWindow"
850 vfwcap_demuxer_extralibs="-lvfw32"
851 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
852 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
853
854 # protocols
855 http_protocol_deps="network"
856 rtp_protocol_deps="udp_protocol"
857 tcp_protocol_deps="network"
858 udp_protocol_deps="network"
859
860 # filters
861 movie_filter_deps="avfilter_lavf"
862
863 # programs
864 ffplay_deps="sdl"
865 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
866 ffserver_extralibs='$ldl'
867 vhook_extralibs='$ldl'
868
869
870 # default parameters
871
872 logfile="config.err"
873
874 # installation paths
875 PREFIX="/usr/local"
876 libdir='$(PREFIX)/lib'
877 shlibdir="$libdir"
878 incdir='$(PREFIX)/include'
879 mandir='$(PREFIX)/share/man'
880 bindir='$(PREFIX)/bin'
881
882 # toolchain
883 cc="gcc"
884 ar="ar"
885 nm="nm"
886 ranlib="ranlib"
887 make="make"
888 strip="strip"
889 asmalign_pot="unknown"
890 ln_s="ln -sf"
891
892 # machine
893 arch=`uname -m`
894 cpu="generic"
895
896 # OS
897 targetos=$(tolower $(uname -s))
898
899 # libraries
900 enable zlib
901
902 # configurable options
903 enable debug
904 enable ffmpeg
905 enable ffplay
906 enable ffserver
907 enable ipv6
908 enable mpegaudio_hp
909 enable network
910 enable optimizations
911 enable protocols
912 enable static
913 enable stripping
914 vhook="default"
915
916 # build settings
917 SHFLAGS='-shared -Wl,-soname,$@'
918 VHOOKSHFLAGS='$(SHFLAGS)'
919 LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
920 FFSERVERLDFLAGS=-Wl,-E
921 LIBPREF="lib"
922 LIBSUF=".a"
923 FULLNAME='$(NAME)$(BUILDSUF)'
924 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
925 SLIBPREF="lib"
926 SLIBSUF=".so"
927 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
928 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
929 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
930 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
931
932 # gcc stupidly only outputs the basename of targets with -MM
933 DEPEND_CMD='$(CC) -MM $(CFLAGS) $(filter-out %.h,$^) | sed "s,[0-9a-z._-]*: \($(SRC_DIR)/\)*\([a-z0-9]*/\)[^/]* ,\\2&,"'
934 VHOOK_DEPEND_CMD='$(CC) -MM $(VHOOKCFLAGS) $(filter-out %.h,$^) | sed "s,^\([a-z]\),vhook/\\1,"'
935
936 # find source path
937 source_path="`dirname \"$0\"`"
938 enable source_path_used
939 if test -z "$source_path" -o "$source_path" = "." ; then
940 source_path="`pwd`"
941 disable source_path_used
942 else
943 source_path="`cd \"$source_path\"; pwd`"
944 echo "$source_path" | grep -q '[[:blank:]]' &&
945 die "Out of tree builds are impossible with whitespace in source path."
946 fi
947
948 FFMPEG_CONFIGURATION="$@"
949
950 find_things(){
951 thing=$1
952 pattern=$2
953 file=$source_path/$3
954 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
955 }
956
957 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
958 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
959 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
960 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
961 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
962 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
963 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
964 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
965 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
966 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
967
968 enable $ARCH_EXT_LIST \
969 $DECODER_LIST \
970 $ENCODER_LIST \
971 $PARSER_LIST \
972 $BSF_LIST \
973 $DEMUXER_LIST \
974 $MUXER_LIST \
975 $FILTER_LIST \
976 $PROTOCOL_LIST \
977 $INDEV_LIST \
978 $OUTDEV_LIST \
979
980 die_unknown(){
981 echo "Unknown option \"$1\"."
982 echo "See $0 --help for available options."
983 exit 1
984 }
985
986 show_list() {
987 suffix=_$1
988 shift
989 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
990 exit 0
991 }
992
993 for opt do
994 optval="${opt#*=}"
995 case "$opt" in
996 --logfile=*) logfile="$optval"
997 ;;
998 --prefix=*) PREFIX="$optval"
999 ;;
1000 --libdir=*) libdir="$optval"
1001 ;;
1002 --shlibdir=*) shlibdir="$optval"
1003 ;;
1004 --incdir=*) incdir="$optval"
1005 ;;
1006 --mandir=*) mandir="$optval"
1007 ;;
1008 --source-path=*) source_path="$optval"
1009 ;;
1010 --cross-prefix=*) cross_prefix="$optval"
1011 ;;
1012 --target-os=*) targetos="$optval"
1013 ;;
1014 --cc=*) cc="$optval"
1015 ;;
1016 --make=*) make="$optval"
1017 ;;
1018 --extra-cflags=*) add_cflags "$optval"
1019 ;;
1020 --extra-ldflags=*) add_ldflags "$optval"
1021 ;;
1022 --extra-libs=*) add_extralibs "$optval"
1023 ;;
1024 --build-suffix=*) BUILDSUF="$optval"
1025 ;;
1026 --arch=*) arch="$optval"
1027 ;;
1028 --cpu=*) cpu="$optval"
1029 ;;
1030 --enable-sunmlib) enable mlib
1031 ;;
1032 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1033 ;;
1034 --enable-debug=*) debuglevel="$optval"
1035 ;;
1036 --enable-*=*|--disable-*=*)
1037 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1038 case "$thing" in
1039 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1040 *) die_unknown "$opt" ;;
1041 esac
1042 ;;
1043 --enable-?*|--disable-?*)
1044 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1045 if is_in $option $COMPONENT_LIST; then
1046 eval $action \$$(toupper ${option%s})_LIST
1047 elif is_in $option $CMDLINE_SELECT; then
1048 $action $option
1049 else
1050 die_unknown $opt
1051 fi
1052 ;;
1053 --list-*)
1054 NAME="${opt#--list-}"
1055 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1056 NAME=${NAME%s}
1057 eval show_list $NAME \$$(toupper $NAME)_LIST
1058 ;;
1059 --help|-h) show_help
1060 ;;
1061 *)
1062 die_unknown $opt
1063 ;;
1064 esac
1065 done
1066
1067 case "$arch" in
1068 i386|i486|i586|i686|i86pc|BePC)
1069 arch="x86_32"
1070 enable fast_unaligned
1071 ;;
1072 x86_64|amd64)
1073 arch="x86_32"
1074 enable fast_unaligned
1075 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1076 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1077 if ! echo $CFLAGS | grep -q -- -m32; then
1078 arch="x86_64"
1079 enable fast_64bit
1080 fi
1081 fi
1082 ;;
1083 # armv4l is a subset of armv[567]*l
1084 arm|armv[4567]*l)
1085 arch="armv4l"
1086 ;;
1087 alpha)
1088 arch="alpha"
1089 enable fast_64bit
1090 ;;
1091 "Power Macintosh"|ppc|powerpc)
1092 arch="powerpc"
1093 ;;
1094 ppc64)
1095 arch="powerpc"
1096 enable fast_64bit
1097 ;;
1098 mips|mipsel|IP*)
1099 arch="mips"
1100 ;;
1101 sun4u|sparc64)
1102 arch="sparc64"
1103 enable fast_64bit
1104 ;;
1105 sparc)
1106 arch="sparc"
1107 ;;
1108 sh4)
1109 arch="sh4"
1110 ;;
1111 parisc)
1112 arch="parisc"
1113 ;;
1114 parisc64)
1115 arch="parisc"
1116 enable fast_64bit
1117 ;;
1118 s390|s390x)
1119 arch="s390"
1120 ;;
1121 m68k)
1122 arch="m68k"
1123 ;;
1124 ia64)
1125 arch="ia64"
1126 enable fast_64bit
1127 ;;
1128 bfin)
1129 arch="bfin"
1130 ;;
1131 *)
1132 arch="unknown"
1133 ;;
1134 esac
1135
1136 enable $arch
1137 enabled_any x86_32 x86_64 && enable x86
1138 enabled sparc64 && enable sparc
1139
1140 # OS specific
1141 case $targetos in
1142 beos|haiku|zeta)
1143 PREFIX="$HOME/config"
1144 # helps building libavcodec
1145 add_cflags "-DPIC -fomit-frame-pointer"
1146 # 3 gcc releases known for BeOS, each with ugly bugs
1147 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1148 case "$gcc_version" in
1149 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1150 disable mmx
1151 ;;
1152 *20010315*) echo "BeBits gcc"
1153 add_cflags "-fno-expensive-optimizations"
1154 ;;
1155 esac
1156 SHFLAGS=-nostart
1157 # enable BeOS things
1158 enable audio_beos
1159 # no need for libm, but the inet stuff
1160 # Check for BONE
1161 # XXX: actually should check for NOT net_server
1162 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1163 network_extralibs="-lbind -lsocket"
1164 else
1165 enable beos_netserver
1166 network_extralibs="-lnet"
1167 fi ;;
1168 sunos)
1169 FFSERVERLDFLAGS=""
1170 SHFLAGS='-shared -Wl,-h,$@'
1171 network_extralibs="-lsocket -lnsl"
1172 ;;
1173 netbsd)
1174 oss_demuxer_extralibs="-lossaudio"
1175 oss_muxer_extralibs="-lossaudio"
1176 ;;
1177 openbsd)
1178 disable need_memalign
1179 LIBOBJFLAGS='$(PIC)'
1180 SHFLAGS='-shared'
1181 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1182 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1183 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1184 oss_demuxer_extralibs="-lossaudio"
1185 oss_muxer_extralibs="-lossaudio"
1186 ;;
1187 freebsd)
1188 disable need_memalign
1189 ;;
1190 bsd/os)
1191 osextralibs="-lpoll -lgnugetopt"
1192 strip="strip -d"
1193 ;;
1194 darwin)
1195 disable need_memalign
1196 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1197 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
1198 strip="strip -x"
1199 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1200 SLIBSUF=".dylib"
1201 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1202 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1203 FFSERVERLDFLAGS=-Wl,-bind_at_load
1204 ;;
1205 mingw32*)
1206 targetos=mingw32
1207 shlibdir="$bindir"
1208 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1209 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1210 if enabled swscale; then
1211 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1212 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1213 fi
1214 disable ffserver
1215 SLIBPREF=""
1216 SLIBSUF=".dll"
1217 EXESUF=".exe"
1218 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1219 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1220 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
1221 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1222 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1223 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1224 ;;
1225 cygwin*)
1226 targetos=cygwin
1227 shlibdir="$bindir"
1228 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1229 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1230 if enabled swscale; then
1231 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1232 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1233 fi
1234 EXESUF=".exe"
1235 SLIBPREF="cyg"
1236 SLIBSUF=".dll"
1237 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1238 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1239 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1240 ;;
1241 *-dos|freedos|opendos)
1242 disable ffplay ffserver vhook
1243 disable $INDEV_LIST $OUTDEV_LIST
1244 network_extralibs="-lsocket"
1245 EXESUF=".exe"
1246 ;;
1247 linux)
1248 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1249 enable dv1394
1250 ;;
1251 irix*)
1252 targetos=irix
1253 ranlib="echo ignoring ranlib"
1254 ;;
1255 os/2*)
1256 strip="lxlite"
1257 ln_s="cp -f"
1258 EXESUF=".exe"
1259 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1260 SHFLAGS='$(NAME).def -Zdll -Zomf'
1261 FFSERVERLDFLAGS=""
1262 LIBSUF="_s.a"
1263 SLIBPREF=""
1264 SLIBSUF=".dll"
1265 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1266 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1267 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(NAME).def; \
1268 echo PROTMODE >> $(NAME).def; \
1269 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(NAME).def; \
1270 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(NAME).def; \
1271 echo EXPORTS >> $(NAME).def; \
1272 emxexp -o $(OBJS) >> $(NAME).def'
1273 SLIB_EXTRA_CMD='emximp -o $(LIBPREF)$(NAME)_dll.a $(NAME).def; \
1274 emximp -o $(LIBPREF)$(NAME)_dll.lib $(NAME).def;'
1275 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1276 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1277 disable vhook
1278 ;;
1279 interix)
1280 disable vhook
1281 ;;
1282
1283 *)
1284 targetos="${targetos}-UNKNOWN"
1285 ;;
1286 esac
1287
1288 # set temporary file name
1289 if test ! -z "$TMPDIR" ; then
1290 TMPDIR1="${TMPDIR}"
1291 elif test ! -z "$TEMPDIR" ; then
1292 TMPDIR1="${TEMPDIR}"
1293 else
1294 TMPDIR1="/tmp"
1295 fi
1296
1297 TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1298 TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1299 TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1300 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1301 TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1302
1303
1304 add_extralibs $osextralibs
1305
1306 disabled logging && logfile=/dev/null
1307
1308 echo "# $0 $@" >$logfile
1309 set >>$logfile
1310
1311 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1312 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1313
1314 test -n "$cross_prefix" && enable cross_compile
1315 cc="${cross_prefix}${cc}"
1316 ar="${cross_prefix}${ar}"
1317 nm="${cross_prefix}${nm}"
1318 ranlib="${cross_prefix}${ranlib}"
1319 strip="${cross_prefix}${strip}"
1320
1321 # we need to build at least one lib type
1322 if ! enabled_any static shared; then
1323 cat <<EOF
1324 At least one library type must be built.
1325 Specify --enable-static to build the static libraries or --enable-shared to
1326 build the shared libraries as well. To only build the shared libraries specify
1327 --disable-static in addition to --enable-shared.
1328 EOF
1329 exit 1;
1330 fi
1331
1332 disabled static && LIBNAME=""
1333
1334 if enabled_any libfaad libfaadbin ; then
1335 if check_header faad.h; then
1336 check_cc << EOF
1337 #include <faad.h>
1338 #ifndef FAAD2_VERSION
1339 ok faad1
1340 #endif
1341 int main(void) { return 0; }
1342 EOF
1343 test $? = 0 && enable libfaad2
1344 else
1345 die "FAAD test failed."
1346 fi
1347 fi
1348
1349
1350 if ! enabled gpl; then
1351 die_gpl_disabled(){
1352 name=$1
1353 shift
1354 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1355 }
1356 die_gpl_disabled "The Postprocessing code" postproc
1357 die_gpl_disabled "liba52" liba52
1358 die_gpl_disabled "libx264" libx264
1359 die_gpl_disabled "libxvidcore" libxvid
1360 die_gpl_disabled "FAAD2" libfaad2
1361 die_gpl_disabled "The X11 grabber" x11grab
1362 die_gpl_disabled "The software scaler" swscale
1363 fi
1364
1365 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1366 die "libamr is nonfree and --enable-nonfree is not specified."
1367 fi
1368
1369 check_deps $ARCH_EXT_LIST
1370
1371 test -z "$need_memalign" && need_memalign="$mmx"
1372
1373 #Darwin CC versions
1374 if test $targetos = darwin; then
1375 if $cc -v 2>&1 | grep -q xlc; then
1376 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
1377 else
1378 add_cflags "-pipe"
1379 check_cflags "-force_cpusubtype_ALL"
1380 check_cflags "-Wno-sign-compare"
1381 enabled shared || add_cflags -mdynamic-no-pic
1382 fi
1383 fi
1384
1385 disabled optimizations || add_cflags -fomit-frame-pointer
1386
1387 # Add processor-specific flags
1388 if test $cpu != "generic"; then
1389 warn_altivec(){
1390 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1391 }
1392 case $cpu in
1393 601|ppc601|PowerPC601)
1394 add_cflags "-mcpu=601"
1395 warn_altivec enabled PPC601
1396 ;;
1397 603*|ppc603*|PowerPC603*)
1398 add_cflags "-mcpu=603"
1399 warn_altivec enabled PPC603
1400 ;;
1401 604*|ppc604*|PowerPC604*)
1402 add_cflags "-mcpu=604"
1403 warn_altivec enabled PPC604
1404 ;;
1405 G3|g3|75*|ppc75*|PowerPC75*)
1406 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
1407 warn_altivec enabled PPC75x
1408 ;;
1409 G4|g4|745*|ppc745*|PowerPC745*)
1410 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
1411 warn_altivec disabled PPC745x
1412 ;;
1413 74*|ppc74*|PowerPC74*)
1414 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
1415 warn_altivec disabled PPC74xx
1416 ;;
1417 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1418 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1419 warn_altivec disabled PPC970
1420 enable ppc64
1421 ;;
1422 Cell|CELL|cell)
1423 add_cflags "-mcpu=cell"
1424 warn_altivec disabled Cell
1425 enable ppc64
1426 ;;
1427 # targets that do NOT support conditional mov (cmov)
1428 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1429 add_cflags "-march=$cpu"
1430 disable cmov
1431 ;;
1432 # targets that do support conditional mov (cmov)
1433 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1434 add_cflags "-march=$cpu"
1435 enable cmov
1436 enable fast_cmov
1437 ;;
1438 # targets that do support conditional mov but on which it's slow
1439 pentium4|pentium4m|prescott|nocona)
1440 add_cflags "-march=$cpu"
1441 enable cmov
1442 disable fast_cmov
1443 ;;
1444 sparc64)
1445 add_cflags "-mcpu=v9"
1446 ;;
1447 arm*)
1448 add_cflags "-mcpu=$cpu"
1449 ;;
1450 *)
1451 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1452 ;;
1453 esac
1454 fi
1455
1456 gnu_make(){
1457 $1 --version 2>&1 | grep -q GNU
1458 }
1459
1460 if ! gnu_make $make; then
1461 gnu_make gmake && make=gmake || die "GNU make not found."
1462 fi
1463
1464 # make sure we can execute files in $TMPDIR
1465 cat >$TMPE 2>>$logfile <<EOF
1466 #! /bin/sh
1467 EOF
1468 chmod +x $TMPE >>$logfile 2>&1
1469 if ! $TMPE >>$logfile 2>&1; then
1470 cat <<EOF
1471 Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
1472 variable to another directory and make sure that $TMPDIR1 is not mounted
1473 noexec.
1474 EOF
1475 die "Sanity test failed."
1476 fi
1477 rm $TMPE
1478
1479 # compiler sanity check
1480 check_exec <<EOF
1481 int main(void){
1482 return 0;
1483 }
1484 EOF
1485 if test "$?" != 0; then
1486 echo "$cc is unable to create an executable file."
1487 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1488 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1489 echo "Only do this if you know what cross compiling means."
1490 fi
1491 die "C compiler test failed."
1492 fi
1493
1494 check_cc <<EOF || die "Symbol mangling check failed."
1495 int ff_extern;
1496 EOF
1497 sym=$($nm -P -g $TMPO)
1498 extern_prefix=${sym%%ff_extern*}
1499
1500 check_asm inline_asm '""'
1501
1502 if enabled x86; then
1503 # check whether EBP is available on x86
1504 # As 'i' is stored on the stack, this program will crash
1505 # if the base pointer is used to access it because the
1506 # base pointer is cleared in the inline assembly code.
1507 check_exec_crash <<EOF && enable ebp_available
1508 volatile int i=0;
1509 asm volatile (
1510 "xorl %%ebp, %%ebp"
1511 ::: "%ebp");
1512 return i;
1513 EOF
1514
1515 # check wether EBX is available on x86
1516 check_asm ebx_available '"":::"%ebx"'
1517
1518 # check whether binutils is new enough to compile SSSE3/MMX2
1519 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1520 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
1521
1522 check_asm bswap '"bswap %%eax" ::: "%eax"'
1523 fi
1524
1525 # check for assembler specific support
1526
1527 if test $arch = "powerpc"; then
1528 check_cc <<EOF && enable dcbzl
1529 int main(void) {
1530 register long zero = 0;
1531 char data[1024];
1532 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1533 return 0;
1534 }
1535 EOF
1536 fi
1537
1538 # check for SIMD availability
1539
1540 # AltiVec flags: The FSF version of GCC differs from the Apple version
1541 if enabled altivec; then
1542 check_cflags -maltivec -mabi=altivec &&
1543 check_header altivec.h ||
1544 check_cflags -faltivec
1545
1546 # check if our compiler supports Motorola AltiVec C API
1547 enabled altivec_h &&
1548 inc_altivec_h="#include <altivec.h>" ||
1549 inc_altivec_h=
1550 check_cc <<EOF || disable altivec
1551 $inc_altivec_h
1552 int main(void) {
1553 vector signed int v1, v2, v3;
1554 v1 = vec_add(v2,v3);
1555 return 0;
1556 }
1557 EOF
1558 fi
1559
1560 # We have to check if pld is a nop and disable it.
1561 enabled armv4l && check_asm pld '"pld [r0]"'
1562 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1563 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1564 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1565 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1566 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1567
1568 enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1569
1570 # ---
1571 # big/little-endian test
1572 check_cc <<EOF || die "endian test failed"
1573 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1574 EOF
1575 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1576
1577 # ---
1578 # check availability of some header files
1579
1580 if check_func dlopen; then
1581 ldl=
1582 elif check_func dlopen -ldl; then
1583 ldl=-ldl
1584 fi
1585
1586 check_func fork
1587 check_func gethrtime
1588 check_func getrusage
1589 check_func inet_aton $network_extralibs
1590 check_func memalign
1591 check_func mkstemp
1592 check_func2 windows.h GetProcessTimes
1593
1594 check_header byteswap.h
1595 check_header conio.h
1596 check_header dlfcn.h
1597 check_header malloc.h
1598 check_header sys/mman.h
1599 check_header termios.h
1600
1601 if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1602 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1603 fi
1604
1605 enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
1606
1607 # ffserver uses poll(),
1608 # if it's not found we can emulate it using select().
1609 if enabled ffserver; then
1610 check_header poll.h
1611 check_header sys/select.h
1612 fi
1613
1614 # check for some common methods of building with pthread support
1615 # do this before the optional library checks as some of them require pthreads
1616 if enabled pthreads; then
1617 if check_func pthread_create; then
1618 :
1619 elif check_func pthread_create -pthread; then
1620 add_cflags -pthread
1621 add_extralibs -pthread
1622 elif check_func pthread_create -pthreads; then
1623 add_cflags -pthreads
1624 add_extralibs -pthreads
1625 elif ! check_lib pthread.h pthread_create -lpthread; then
1626 die "ERROR: can't find pthreads library"
1627 fi
1628 fi
1629
1630 for thread in $THREADS_LIST; do
1631 if enabled $thread; then
1632 test -n "$thread_type" &&
1633 die "ERROR: Only one thread type must be selected." ||
1634 thread_type="$thread"
1635 fi
1636 done
1637
1638 check_lib math.h sin -lm
1639
1640 # test for C99 functions in math.h
1641 for func in llrint lrint lrintf round roundf; do
1642 check_exec <<EOF && enable $func || disable $func
1643 #define _ISOC9X_SOURCE 1
1644 #include <math.h>
1645 int main(void) { return ($func(3.999f) > 0)?0:1; }
1646 EOF
1647 done
1648
1649 # these are off by default, so fail if requested and not available
1650 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1651 enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1652 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1653 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1654 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1655 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1656 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1657 enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1658 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1659 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1660 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1661 enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
1662 enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1663 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1664
1665 # disable the native AC-3 decoder if liba52 is enabled
1666 enabled liba52 && disable ac3_decoder
1667
1668 # libdc1394 check
1669 if enabled libdc1394; then
1670 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1671 enable libdc1394_2; } ||
1672 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1673 enable libdc1394_1; } ||
1674 die "ERROR: No version of libdc1394 found "
1675 fi
1676
1677
1678 _restrict=
1679 for restrict_keyword in restrict __restrict__ __restrict; do
1680 check_cc <<EOF && _restrict=$restrict_keyword && break
1681 void foo(char * $restrict_keyword p);
1682 EOF
1683 done
1684
1685 test "$vhook" = "default" && vhook="$dlopen"
1686
1687 if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
1688 disable vhook
1689 echo
1690 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
1691 echo "Patches welcome."
1692 echo
1693 fi
1694
1695 if enabled vhook; then
1696 check_ldflags -rdynamic
1697 check_ldflags -export-dynamic
1698 fi
1699
1700 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1701 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
1702
1703 ##########################################
1704 # SDL check
1705
1706 disable sdl_too_old
1707 disable sdl
1708 SDL_CONFIG="${cross_prefix}sdl-config"
1709 if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1710 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1711 temp_cflags $sdl_cflags
1712 temp_extralibs `"${SDL_CONFIG}" --libs`
1713 if check_lib2 SDL.h SDL_Init; then
1714 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
1715 if test "$_sdlversion" -lt 121 ; then
1716 enable sdl_too_old
1717 else
1718 enable sdl
1719 check_cc $sdl_cflags <<EOF && enable sdl_video_size
1720 #include <SDL.h>
1721 int main(int argc, char **argv){
1722 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1723 int w = vi->current_w;
1724 return 0;
1725 }
1726 EOF
1727 fi
1728 fi
1729 restore_flags
1730 fi
1731
1732 texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
1733
1734 check_type sys/socket.h socklen_t
1735
1736 ##########################################
1737 # Network check
1738
1739 if enabled network; then
1740 # Prefer arpa/inet.h over winsock2
1741 if check_header arpa/inet.h ; then
1742 check_func closesocket
1743 elif check_header winsock2.h ; then
1744 network_extralibs="-lws2_32"
1745 check_type ws2tcpip.h socklen_t
1746 check_func2 winsock2.h closesocket
1747 fi
1748 fi
1749
1750 ##########################################
1751 # IPv6 check
1752
1753 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
1754 #include <sys/types.h>
1755 #include <sys/socket.h>
1756 #include <netinet/in.h>
1757 #include <netdb.h>
1758 int main(void) {
1759 struct sockaddr_storage saddr;
1760 struct ipv6_mreq mreq6;
1761 getaddrinfo(0,0,0,0);
1762 getnameinfo(0,0,0,0,0,0,0);
1763 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
1764 }
1765 EOF
1766
1767 check_header linux/videodev.h
1768 check_header linux/videodev2.h
1769
1770 check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1771
1772 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1773 { check_header dev/bktr/ioctl_meteor.h &&
1774 check_header dev/bktr/ioctl_bt848.h; } ||
1775 { check_header machine/ioctl_meteor.h &&
1776 check_header machine/ioctl_bt848.h; } ||
1777 { check_header dev/video/meteor/ioctl_meteor.h &&
1778 check_header dev/video/bktr/ioctl_bt848.h; } ||
1779 check_header dev/ic/bt8xx.h
1780
1781 check_header sys/soundcard.h
1782 check_header soundcard.h
1783
1784 # deal with the X11 frame grabber
1785 enabled x11grab &&
1786 check_header X11/Xlib.h &&
1787 check_header X11/extensions/XShm.h &&
1788 check_func XOpenDisplay -lX11 &&
1789 check_func XShmCreateImage -lX11 -lXext
1790
1791 enabled debug && add_cflags -g"$debuglevel"
1792
1793 # add some useful compiler flags if supported
1794 check_cflags -Wdeclaration-after-statement
1795 check_cflags -Wall
1796 check_cflags -Wno-switch
1797 check_cflags -Wdisabled-optimization
1798 check_cflags -Wpointer-arith
1799 check_cflags -Wredundant-decls
1800 check_cflags -Wno-pointer-sign
1801 check_cflags -Wcast-qual
1802 check_cflags -Wwrite-strings
1803 check_cflags -Wtype-limits
1804 enabled extra_warnings && check_cflags -Winline
1805
1806 # add some linker flags
1807 check_ldflags -Wl,--warn-common
1808 check_ldflags $LDLATEFLAGS
1809 check_ldflags -Wl,-Bsymbolic
1810
1811 if enabled small; then
1812 check_cflags -Os # not all compilers support -Os
1813 optimizations="small"
1814 elif enabled optimizations; then
1815 if $cc -v 2>&1 | grep -q xlc; then
1816 add_cflags "-O5"
1817 add_ldflags "-O5"
1818 else
1819 add_cflags "-O3"
1820 fi
1821 fi
1822 check_cflags -fno-math-errno
1823 check_cflags -fno-signed-zeros
1824
1825 # PIC flags for shared library objects where they are needed
1826 if enabled shared; then
1827 # LIBOBJFLAGS may have already been set in the OS configuration
1828 if test -z "$LIBOBJFLAGS" ; then
1829 case "$arch" in
1830 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
1831 esac
1832 fi
1833 fi
1834
1835 if enabled gprof; then
1836 add_cflags "-p"
1837 add_ldflags "-p"
1838 fi
1839
1840 VHOOKCFLAGS="-fPIC"
1841
1842 # Find out if the .align argument is a power of two or not.
1843 if test $asmalign_pot = "unknown"; then
1844 disable asmalign_pot
1845 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
1846 fi
1847
1848 enabled_any $DECODER_LIST && enable decoders
1849 enabled_any $ENCODER_LIST && enable encoders
1850 enabled_any $BSF_LIST && enable bsfs
1851 enabled_any $DEMUXER_LIST && enable demuxers
1852 enabled_any $MUXER_LIST && enable muxers
1853 enabled_any $FILTER_LIST && enable filters
1854 enabled_any $INDEV_LIST && enable demuxers
1855 enabled_any $OUTDEV_LIST && enable muxers
1856 enabled_any $PROTOCOL_LIST && enable protocols
1857
1858 enabled_any $THREADS_LIST && enable threads
1859
1860 check_deps $CONFIG_LIST \
1861 $HAVE_LIST \
1862 $DECODER_LIST \
1863 $ENCODER_LIST \
1864 $PARSER_LIST \
1865 $BSF_LIST \
1866 $DEMUXER_LIST \
1867 $MUXER_LIST \
1868 $FILTER_LIST \
1869 $INDEV_LIST \
1870 $OUTDEV_LIST \
1871 $PROTOCOL_LIST \
1872
1873 enabled libdc1394 && append pkg_requires "libraw1394"
1874 enabled libtheora && append pkg_requires "theora"
1875 enabled libvorbis && append pkg_requires "vorbisenc"
1876
1877 echo "install prefix $PREFIX"
1878 echo "source path $source_path"
1879 echo "C compiler $cc"
1880 echo "make $make"
1881 echo ".align is power-of-two $asmalign_pot"
1882 echo "ARCH $arch ($cpu)"
1883 if test "$BUILDSUF" != ""; then
1884 echo "build suffix $BUILDSUF"
1885 fi
1886 echo "big-endian ${bigendian-no}"
1887 if test $arch = "x86_32" -o $arch = "x86_64"; then
1888 echo "MMX enabled ${mmx-no}"
1889 echo "CMOV enabled ${cmov-no}"
1890 echo "CMOV is fast ${fast_cmov-no}"
1891 echo "EBX available ${ebx_available-no}"
1892 echo "EBP available ${ebp_available-no}"
1893 fi
1894 if test $arch = "armv4l"; then
1895 echo "ARMv5TE enabled ${armv5te-no}"
1896 echo "ARMv6 enabled ${armv6-no}"
1897 echo "IWMMXT enabled ${iwmmxt-no}"
1898 fi
1899 if test $arch = "mips"; then
1900 echo "MMI enabled ${mmi-no}"
1901 fi
1902 if test $arch = "powerpc"; then
1903 echo "AltiVec enabled ${altivec-no}"
1904 echo "dcbzl available ${dcbzl-no}"
1905 fi
1906 echo "gprof enabled ${gprof-no}"
1907 echo "debug symbols ${debug-no}"
1908 echo "strip symbols ${stripping-no}"
1909 echo "optimizations ${optimizations-no}"
1910 echo "static ${static-no}"
1911 echo "shared ${shared-no}"
1912 echo "postprocessing support ${postproc-no}"
1913 echo "software scaler enabled ${swscale-no}"
1914 echo "new filter support ${avfilter-no}"
1915 echo "filters using lavformat ${avfilter_lavf-no}"
1916 echo "video hooking ${vhook-no}"
1917 if enabled vhook; then
1918 echo "Imlib2 support ${imlib2-no}"
1919 echo "FreeType support ${freetype2-no}"
1920 fi
1921 echo "network support ${network-no}"
1922 if enabled network; then
1923 echo "IPv6 support ${ipv6-no}"
1924 fi
1925 echo "threading support ${thread_type-no}"
1926 echo "SDL support ${sdl-no}"
1927 if enabled sdl_too_old; then
1928 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1929 fi
1930 echo "Sun medialib support ${mlib-no}"
1931 echo "AVISynth enabled ${avisynth-no}"
1932 echo "liba52 support ${liba52-no}"
1933 echo "liba52 dlopened ${liba52bin-no}"
1934 echo "libamr-nb support ${libamr_nb-no}"
1935 echo "libamr-wb support ${libamr_wb-no}"
1936 echo "libdc1394 support ${libdc1394-no}"
1937 echo "libfaac enabled ${libfaac-no}"
1938 echo "libfaad enabled ${libfaad-no}"
1939 echo "libfaad dlopened ${libfaadbin-no}"
1940 echo "libgsm enabled ${libgsm-no}"
1941 echo "libmp3lame enabled ${libmp3lame-no}"
1942 echo "libnut enabled ${libnut-no}"
1943 echo "libtheora enabled ${libtheora-no}"
1944 echo "libvorbis enabled ${libvorbis-no}"
1945 echo "x264 enabled ${libx264-no}"
1946 echo "XviD enabled ${libxvid-no}"
1947 echo "zlib enabled ${zlib-no}"
1948 echo
1949
1950 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
1951 echo "Enabled ${type}s:"
1952 eval list=\$$(toupper $type)_LIST
1953 for part in $list; do
1954 enabled $part && echo ${part%_*}
1955 done | sort | pr -3 -t
1956 echo
1957 done
1958
1959 enabled nonfree &&
1960 echo "License: unredistributable" ||
1961 (enabled gpl &&
1962 echo "License: GPL" ||
1963 echo "License: LGPL")
1964
1965 echo "Creating config.mak and config.h..."
1966
1967 echo "# Automatically generated by configure - do not modify!" > config.mak
1968 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
1969 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1970 echo "#define FFMPEG_CONFIG_H" >> $TMPH
1971 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
1972
1973 echo "PREFIX=$PREFIX" >> config.mak
1974 echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
1975 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1976 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1977 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1978 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1979 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
1980 echo "MAKE=$make" >> config.mak
1981 echo "CC=$cc" >> config.mak
1982 echo "AR=$ar" >> config.mak
1983 echo "RANLIB=$ranlib" >> config.mak
1984 echo "LN_S=$ln_s" >> config.mak
1985 enabled stripping &&
1986 echo "STRIP=$strip" >> config.mak ||
1987 echo "STRIP=echo ignoring strip" >> config.mak
1988
1989 echo "OPTFLAGS=$CFLAGS" >> config.mak
1990 echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
1991 echo "LDFLAGS=$LDFLAGS" >> config.mak
1992 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
1993 echo "SHFLAGS=$SHFLAGS" >> config.mak
1994 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
1995 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
1996 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
1997 echo "BUILD_STATIC=$static" >> config.mak
1998 echo "BUILDSUF=$BUILDSUF" >> config.mak
1999 echo "FULLNAME=$FULLNAME" >> config.mak
2000 echo "LIBPREF=$LIBPREF" >> config.mak
2001 echo "LIBSUF=$LIBSUF" >> config.mak
2002 echo "LIBNAME=$LIBNAME" >> config.mak
2003 echo "SLIBPREF=$SLIBPREF" >> config.mak
2004 echo "SLIBSUF=$SLIBSUF" >> config.mak
2005 echo "EXESUF=$EXESUF" >> config.mak
2006 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2007 echo "VHOOK_DEPEND_CMD=$VHOOK_DEPEND_CMD" >> config.mak
2008
2009 if enabled bigendian; then
2010 echo "WORDS_BIGENDIAN=yes" >> config.mak
2011 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2012 fi
2013
2014 if enabled sdl; then
2015 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2016 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2017 fi
2018 if enabled texi2html; then
2019 echo "BUILD_DOC=yes" >> config.mak
2020 fi
2021
2022 get_version(){
2023 name=$1
2024 file=$source_path/$2
2025 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2026 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2027 lcname=$(tolower $name)
2028 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2029 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2030 }
2031
2032 get_version LIBSWSCALE libswscale/swscale.h
2033 get_version LIBPOSTPROC libpostproc/postprocess.h
2034 get_version LIBAVCODEC libavcodec/avcodec.h
2035 get_version LIBAVDEVICE libavdevice/avdevice.h
2036 get_version LIBAVFORMAT libavformat/avformat.h
2037 get_version LIBAVUTIL libavutil/avutil.h
2038 get_version LIBAVFILTER libavfilter/avfilter.h
2039
2040 if enabled shared; then
2041 echo "BUILD_SHARED=yes" >> config.mak
2042 echo "PIC=-fPIC -DPIC" >> config.mak
2043 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2044 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2045 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2046 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2047 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2048 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2049 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2050 fi
2051 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2052 echo "EXTRALIBS=$extralibs" >> config.mak
2053
2054 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2055 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2056 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2057 $DECODER_LIST \
2058 $ENCODER_LIST \
2059 $PARSER_LIST \
2060 $BSF_LIST \
2061 $DEMUXER_LIST \
2062 $MUXER_LIST \
2063 $FILTER_LIST \
2064 $PROTOCOL_LIST \
2065 $INDEV_LIST \
2066 $OUTDEV_LIST \
2067
2068 echo "#define restrict $_restrict" >> $TMPH
2069
2070 if enabled small; then
2071 echo "#define av_always_inline" >> $TMPH
2072 fi
2073
2074 echo "SRC_PATH=\"$source_path\"" >> config.mak
2075 echo "SRC_PATH_BARE=$source_path" >> config.mak
2076 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2077
2078 # Apparently it's not possible to portably echo a backslash.
2079 enabled asmalign_pot &&
2080 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2081 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
2082
2083 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2084
2085 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2086
2087 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2088 cmp -s $TMPH config.h &&
2089 echo "config.h is unchanged" ||
2090 mv -f $TMPH config.h
2091
2092 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
2093
2094 # build tree in object directory if source path is different from current one
2095 if enabled source_path_used; then
2096 DIRS="\
2097 doc \
2098 libavcodec \
2099 libavcodec/alpha \
2100 libavcodec/armv4l \
2101 libavcodec/bfin \
2102 libavcodec/i386 \
2103 libavcodec/mlib \
2104 libavcodec/ppc \
2105 libavcodec/sh4 \
2106 libavcodec/sparc \
2107 libavdevice \
2108 libavfilter \
2109 libavformat \
2110 libavutil \
2111 libpostproc \
2112 libswscale \
2113 tests \
2114 tools \
2115 vhook \
2116 "
2117 FILES="\
2118 Makefile \
2119 common.mak \
2120 doc/texi2pod.pl \
2121 libavcodec/Makefile \
2122 libavdevice/Makefile \
2123 libavfilter/Makefile \
2124 libavformat/Makefile \
2125 libavutil/Makefile \
2126 libpostproc/Makefile \
2127 libswscale/Makefile \
2128 "
2129 for dir in $DIRS ; do
2130 mkdir -p $dir
2131 done
2132 for f in $FILES ; do
2133 $ln_s "$source_path/$f" $f
2134 done
2135 fi
2136
2137
2138 # build pkg-config files
2139 # FIXME: libdir and includedir are hardcoded and may differ from the real path.
2140
2141 pkgconfig_generate(){
2142 name=$1
2143 comment=$2
2144 version=$3
2145 libs=$4
2146 requires=$5
2147 cat <<EOF >$name.pc
2148 prefix=$PREFIX
2149 exec_prefix=\${prefix}
2150 libdir=\${exec_prefix}/lib
2151 includedir=\${prefix}/include
2152
2153 Name: $name
2154 Description: $comment
2155 Version: $version
2156 Requires: $requires
2157 Conflicts:
2158 Libs: -L\${libdir} $libs
2159 Cflags: -I\${includedir}
2160 EOF
2161 }
2162
2163 pkgconfig_generate_uninstalled(){
2164 name=$1
2165 shortname=${name#lib}
2166 comment=$2
2167 version=$3
2168 libs=$4
2169 requires=$5
2170 cat <<EOF >$name-uninstalled.pc
2171 prefix=
2172 exec_prefix=
2173 libdir=\${pcfiledir}/$name
2174 includedir=\${pcfiledir}
2175
2176 Name: $name
2177 Description: $comment
2178 Version: $version
2179 Requires: $requires
2180 Conflicts:
2181 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2182 Cflags: -I\${includedir}
2183 EOF
2184 }
2185
2186 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" -lavutil ""
2187 pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2188
2189 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "-lavcodec $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2190 pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2191
2192 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "-lavformat $extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2193 pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2194
2195 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "-lavdevice $extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2196 pkgconfig_generate_uninstalled libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
2197 if enabled postproc; then
2198 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION" -lpostproc ""
2199 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2200 fi
2201
2202 if enabled swscale; then
2203 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" -lswscale "libavutil = $LIBAVUTIL_VERSION"
2204 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2205 else
2206 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2207 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
2208 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2209 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
2210 fi
2211
2212 if enabled avfilter; then
2213 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "-lavfilter $extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION" ffmpeg
2214 pkgconfig_generate_uninstalled libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
2215 fi