Pass sysroot argument to gcc
[libav.git] / configure
1 #!/bin/sh
2 #
3 # FFmpeg configure script
4 #
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
8 #
9
10 # Prevent locale nonsense from breaking basic text processing.
11 LC_ALL=C
12 export LC_ALL
13
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
16
17 try_exec(){
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
20 }
21
22 unset foo
23 (: ${foo%%bar}) 2> /dev/null
24 E1="$?"
25
26 (: ${foo?}) 2> /dev/null
27 E2="$?"
28
29 if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
43 fi
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
54 exit 1
55 fi
56
57 show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
72 echo
73 echo "Configuration options:"
74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
83 echo " --enable-postproc enable GPLed postprocessing support [no]"
84 echo " --enable-swscale enable GPLed software scaler support [no]"
85 echo " --enable-avfilter video filter support (replaces vhook) [no]"
86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
87 echo " --disable-vhook disable video hooking support"
88 echo " --enable-beosthreads use BeOS threads [no]"
89 echo " --enable-os2threads use OS/2 threads [no]"
90 echo " --enable-pthreads use pthreads [no]"
91 echo " --enable-w32threads use Win32 threads [no]"
92 echo " --enable-x11grab enable X11 grabbing [no]"
93 echo " --enable-vdpau enable VDPAU support [no]"
94 echo " --disable-network disable network support [no]"
95 echo " --disable-ipv6 disable IPv6 support [no]"
96 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
97 echo " --enable-gray enable full grayscale support (slower color)"
98 echo " --enable-fastdiv enable table-based division"
99 echo " --enable-small optimize for size instead of speed"
100 echo " --disable-aandct disable AAN DCT code"
101 echo " --disable-fft disable FFT code"
102 echo " --disable-golomb disable Golomb code"
103 echo " --disable-mdct disable MDCT code"
104 echo " --disable-rdft disable RDFT code"
105 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
106 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
107 echo " --enable-beos-netserver enable BeOS netserver"
108 echo " --disable-encoder=NAME disable encoder NAME"
109 echo " --enable-encoder=NAME enable encoder NAME"
110 echo " --disable-encoders disable all encoders"
111 echo " --disable-decoder=NAME disable decoder NAME"
112 echo " --enable-decoder=NAME enable decoder NAME"
113 echo " --disable-decoders disable all decoders"
114 echo " --disable-muxer=NAME disable muxer NAME"
115 echo " --enable-muxer=NAME enable muxer NAME"
116 echo " --disable-muxers disable all muxers"
117 echo " --disable-demuxer=NAME disable demuxer NAME"
118 echo " --enable-demuxer=NAME enable demuxer NAME"
119 echo " --disable-demuxers disable all demuxers"
120 echo " --enable-parser=NAME enable parser NAME"
121 echo " --disable-parser=NAME disable parser NAME"
122 echo " --disable-parsers disable all parsers"
123 echo " --enable-bsf=NAME enable bitstream filter NAME"
124 echo " --disable-bsf=NAME disable bitstream filter NAME"
125 echo " --disable-bsfs disable all bitstream filters"
126 echo " --enable-protocol=NAME enable protocol NAME"
127 echo " --disable-protocol=NAME disable protocol NAME"
128 echo " --disable-protocols disable all protocols"
129 echo " --disable-indevs disable input devices"
130 echo " --disable-outdevs disable output devices"
131 echo " --disable-devices disable all devices"
132 echo " --enable-filter=NAME enable filter NAME"
133 echo " --disable-filter=NAME disable filter NAME"
134 echo " --disable-filters disable all filters"
135 echo " --list-decoders show all available decoders"
136 echo " --list-encoders show all available encoders"
137 echo " --list-muxers show all available muxers"
138 echo " --list-demuxers show all available demuxers"
139 echo " --list-parsers show all available parsers"
140 echo " --list-protocols show all available protocols"
141 echo " --list-bsfs show all available bitstream filters"
142 echo " --list-indevs show all available input devices"
143 echo " --list-outdevs show all available output devices"
144 echo " --list-filters show all available filters"
145 echo
146 echo "External library support:"
147 echo " --enable-avisynth enable reading of AVISynth script files [no]"
148 echo " --enable-bzlib enable bzlib [autodetect]"
149 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
150 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
151 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
152 echo " and libraw1394 [no]"
153 echo " --enable-libdirac enable Dirac support via libdirac [no]"
154 echo " --enable-libfaac enable FAAC support via libfaac [no]"
155 echo " --enable-libfaad enable FAAD support via libfaad [no]"
156 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
157 echo " --enable-libgsm enable GSM support via libgsm [no]"
158 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
159 echo " --enable-libnut enable NUT (de)muxing via libnut,"
160 echo " native (de)muxer exists [no]"
161 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
162 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
163 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
164 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
165 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
166 echo " native implementation exists [no]"
167 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
168 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
169 echo " native MPEG-4/Xvid encoder exists [no]"
170 echo " --enable-mlib enable Sun medialib [no]"
171 echo " --enable-zlib enable zlib [autodetect]"
172 echo ""
173 echo "Advanced options (experts only):"
174 echo " --source-path=PATH path to source code [$source_path]"
175 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
176 echo " --enable-cross-compile assume a cross-compiler is used"
177 echo " --sysroot=PATH root of cross-build tree"
178 echo " --sysinclude=PATH location of cross-build system headers"
179 echo " --target-os=OS compiler targets OS [$target_os]"
180 echo " --target-exec=CMD command to run executables on target"
181 echo " --target-path=DIR path to view of build directory on target"
182 echo " --nm=NM use nm tool"
183 echo " --cc=CC use C compiler CC [$cc_default]"
184 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
185 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
186 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
187 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
188 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
189 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
190 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
191 echo " --extra-version=STRING version string suffix []"
192 echo " --build-suffix=SUFFIX library name suffix []"
193 echo " --arch=ARCH select architecture [$arch]"
194 echo " --cpu=CPU select the minimum required CPU (affects"
195 echo " instruction selection, may crash on older CPUs)"
196 echo " --enable-powerpc-perf enable performance report on PPC"
197 echo " (requires enabling PMC)"
198 echo " --disable-altivec disable AltiVec optimizations"
199 echo " --disable-amd3dnow disable 3DNow! optimizations"
200 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
201 echo " --disable-mmx disable MMX optimizations"
202 echo " --disable-mmx2 disable MMX2 optimizations"
203 echo " --disable-sse disable SSE optimizations"
204 echo " --disable-ssse3 disable SSSE3 optimizations"
205 echo " --disable-armv5te disable armv5te optimizations"
206 echo " --disable-armv6 disable armv6 optimizations"
207 echo " --disable-armv6t2 disable armv6t2 optimizations"
208 echo " --disable-armvfp disable ARM VFP optimizations"
209 echo " --disable-iwmmxt disable iwmmxt optimizations"
210 echo " --disable-mmi disable MMI optimizations"
211 echo " --disable-neon disable neon optimizations"
212 echo " --disable-vis disable VIS optimizations"
213 echo " --disable-yasm disable use of yasm assembler"
214 echo
215 echo "Developer options (useful when working on FFmpeg itself):"
216 echo " --disable-debug disable debugging symbols"
217 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
218 echo " --enable-gprof enable profiling with gprof [$gprof]"
219 echo " --disable-optimizations disable compiler optimizations"
220 echo " --enable-extra-warnings enable more compiler warnings"
221 echo " --disable-stripping disable stripping of executables and shared libraries"
222 echo ""
223 echo "NOTE: Object files are built at the place where configure is launched."
224 exit 0
225 }
226
227 log(){
228 echo "$@" >> $logfile
229 }
230
231 log_file(){
232 log BEGIN $1
233 pr -n -t $1 >> $logfile
234 log END $1
235 }
236
237 echolog(){
238 log "$@"
239 echo "$@"
240 }
241
242 die(){
243 echolog "$@"
244 cat <<EOF
245 If you think configure made a mistake, make sure you are using the latest
246 version from SVN. If the latest version fails, report the problem to the
247 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
248 EOF
249 if disabled logging; then
250 cat <<EOF
251 Rerun configure with logging enabled (do not use --disable-logging), and
252 include the log this produces with your report.
253 EOF
254 else
255 cat <<EOF
256 Include the log file "$logfile" produced by configure as this will help
257 solving the problem.
258 EOF
259 fi
260 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
261 exit 1
262 }
263
264 # Avoid locale weirdness, besides we really just want to translate ASCII.
265 toupper(){
266 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
267 }
268
269 tolower(){
270 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
271 }
272
273 c_escape(){
274 echo "$*" | sed 's/["\\]/\\\0/g'
275 }
276
277 set_all(){
278 value=$1
279 shift
280 for var in $*; do
281 eval $var=$value
282 done
283 }
284
285 set_weak(){
286 value=$1
287 shift
288 for var; do
289 eval : \${$var:=$value}
290 done
291 }
292
293 pushvar(){
294 for var in $*; do
295 eval level=\${${var}_level:=0}
296 eval ${var}_${level}="\$$var"
297 eval ${var}_level=$(($level+1))
298 done
299 }
300
301 popvar(){
302 for var in $*; do
303 eval level=\${${var}_level:-0}
304 test $level = 0 && continue
305 eval level=$(($level-1))
306 eval $var="\${${var}_${level}}"
307 eval ${var}_level=$level
308 eval unset ${var}_${level}
309 done
310 }
311
312 enable(){
313 set_all yes $*
314 }
315
316 disable(){
317 set_all no $*
318 }
319
320 enable_weak(){
321 set_weak yes $*
322 }
323
324 disable_weak(){
325 set_weak no $*
326 }
327
328 do_enable_deep(){
329 for var; do
330 enabled $var && continue
331 eval sel="\$${var}_select"
332 eval sgs="\$${var}_suggest"
333 pushvar var sgs
334 enable_deep $sel
335 popvar sgs
336 enable_deep_weak $sgs
337 popvar var
338 done
339 }
340
341 enable_deep(){
342 do_enable_deep $*
343 enable $*
344 }
345
346 enable_deep_weak(){
347 do_enable_deep $*
348 enable_weak $*
349 }
350
351 enabled(){
352 test "${1#!}" = "$1" && op== || op=!=
353 eval test "x\$${1#!}" $op "xyes"
354 }
355
356 disabled(){
357 test "${1#!}" = "$1" && op== || op=!=
358 eval test "x\$${1#!}" $op "xno"
359 }
360
361 enabled_all(){
362 for opt; do
363 enabled $opt || return 1
364 done
365 }
366
367 disabled_all(){
368 for opt; do
369 disabled $opt || return 1
370 done
371 }
372
373 enabled_any(){
374 for opt; do
375 enabled $opt && return 0
376 done
377 }
378
379 disabled_any(){
380 for opt; do
381 disabled $opt && return 0
382 done
383 return 1
384 }
385
386 set_default(){
387 for opt; do
388 eval : \${$opt:=\$${opt}_default}
389 done
390 }
391
392 is_in(){
393 value=$1
394 shift
395 for var in $*; do
396 [ $var = $value ] && return 0
397 done
398 return 1
399 }
400
401 check_deps(){
402 for cfg; do
403 cfg="${cfg#!}"
404 enabled ${cfg}_checking && die "Circular dependency for $cfg."
405 disabled ${cfg}_checking && continue
406 enable ${cfg}_checking
407
408 eval dep_all="\$${cfg}_deps"
409 eval dep_any="\$${cfg}_deps_any"
410 eval dep_sel="\$${cfg}_select"
411 eval dep_sgs="\$${cfg}_suggest"
412
413 pushvar cfg dep_all dep_any dep_sel dep_sgs
414 check_deps $dep_all $dep_any $dep_sel $dep_sgs
415 popvar cfg dep_all dep_any dep_sel dep_sgs
416
417 enabled_all $dep_all || disable $cfg
418 enabled_any $dep_any || disable $cfg
419 disabled_any $dep_sel && disable $cfg
420
421 if enabled $cfg; then
422 eval dep_extralibs="\$${cfg}_extralibs"
423 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
424 enable_deep $dep_sel
425 enable_deep_weak $dep_sgs
426 fi
427
428 disable ${cfg}_checking
429 done
430 }
431
432 print_config(){
433 pfx=$1
434 header=$2
435 makefile=$3
436 shift 3
437 for cfg; do
438 ucname="`toupper $cfg`"
439 if enabled $cfg; then
440 echo "#define ${pfx}${ucname} 1" >> $header
441 echo "${pfx}${ucname}=yes" >> $makefile
442 else
443 echo "#define ${pfx}${ucname} 0" >> $header
444 fi
445 done
446 }
447
448 flags_saved(){
449 (: ${SAVE_CFLAGS?}) 2> /dev/null
450 }
451
452 save_flags(){
453 flags_saved && return
454 SAVE_CFLAGS="$CFLAGS"
455 SAVE_LDFLAGS="$LDFLAGS"
456 SAVE_extralibs="$extralibs"
457 }
458
459 restore_flags(){
460 flags_saved || return
461 CFLAGS="$SAVE_CFLAGS"
462 LDFLAGS="$SAVE_LDFLAGS"
463 extralibs="$SAVE_extralibs"
464 unset SAVE_CFLAGS
465 unset SAVE_LDFLAGS
466 unset SAVE_extralibs
467 }
468
469 temp_cflags(){
470 save_flags
471 CFLAGS="$CFLAGS $*"
472 }
473
474 temp_ldflags(){
475 save_flags
476 LDFLAGS="$LDFLAGS $*"
477 }
478
479 temp_extralibs(){
480 save_flags
481 extralibs="$extralibs $*"
482 }
483
484 append(){
485 var=$1
486 shift
487 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
488 eval "$var=\"\$$var $*\""
489 }
490
491 add_cflags(){
492 append CFLAGS "$@"
493 }
494
495 add_ldflags(){
496 append LDFLAGS "$@"
497 }
498
499 add_extralibs(){
500 append extralibs "$@"
501 }
502
503 check_cmd(){
504 log "$@"
505 "$@" >> $logfile 2>&1
506 }
507
508 check_cc(){
509 log check_cc "$@"
510 cat > $TMPC
511 log_file $TMPC
512 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
513 }
514
515 check_cpp(){
516 log check_cpp "$@"
517 cat > $TMPC
518 log_file $TMPC
519 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
520 }
521
522 check_asm(){
523 log check_asm "$@"
524 name="$1"
525 asm="$2"
526 shift 2
527 check_cc "$@" <<EOF && enable $name || disable $name
528 void foo(void){ __asm__ volatile($asm); }
529 EOF
530 }
531
532 check_yasm(){
533 log check_yasm "$@"
534 echo "$1" > $TMPS
535 log_file $TMPS
536 shift 1
537 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
538 }
539
540 check_ld(){
541 log check_ld "$@"
542 check_cc || return
543 flags=''
544 libs=''
545 for f; do
546 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
547 done
548 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
549 }
550
551 check_cflags(){
552 log check_cflags "$@"
553 check_cc "$@" <<EOF && add_cflags "$@"
554 int x;
555 EOF
556 }
557
558 check_ldflags(){
559 log check_ldflags "$@"
560 check_ld "$@" <<EOF && add_ldflags "$@"
561 int main(void){ return 0; }
562 EOF
563 }
564
565 check_header(){
566 log check_header "$@"
567 header=$1
568 shift
569 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
570 disable $var
571 check_cpp "$@" <<EOF && enable $var
572 #include <$header>
573 int x;
574 EOF
575 }
576
577 check_func(){
578 log check_func "$@"
579 func=$1
580 shift
581 disable $func
582 check_ld "$@" <<EOF && enable $func
583 extern int $func();
584 int main(void){ $func(); }
585 EOF
586 }
587
588 check_func_headers(){
589 log check_func_headers "$@"
590 headers=$1
591 func=$2
592 shift 2
593 disable $func
594 incs=""
595 for hdr in $headers; do
596 incs="$incs
597 #include <$hdr>"
598 done
599 check_ld "$@" <<EOF && enable $func
600 $incs
601 int main(int argc, char **argv){
602 (void) $func;
603 return 0;
604 }
605 EOF
606 }
607
608 check_cpp_condition(){
609 log check_cpp_condition "$@"
610 header=$1
611 condition=$2
612 check_cpp <<EOF
613 #include <$header>
614 #if !($condition)
615 #error "unsatisfied condition: $condition"
616 #endif
617 EOF
618 }
619
620 check_lib(){
621 log check_lib "$@"
622 header="$1"
623 func="$2"
624 shift 2
625 temp_extralibs "$@"
626 check_header $header && check_func $func && add_extralibs "$@"
627 err=$?
628 restore_flags
629 return $err
630 }
631
632 check_lib2(){
633 log check_lib2 "$@"
634 headers="$1"
635 func="$2"
636 shift 2
637 temp_extralibs "$@"
638 check_func_headers "$headers" $func && add_extralibs "$@"
639 err=$?
640 restore_flags
641 return $err
642 }
643
644 check_exec(){
645 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
646 }
647
648 check_exec_crash(){
649 code=`cat`
650
651 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
652 # are safe but may not be available everywhere. Thus we use
653 # raise(SIGTERM) instead. The check is run in a subshell so we
654 # can redirect the "Terminated" message from the shell. SIGBUS
655 # is not defined by standard C so it is used conditionally.
656
657 (check_exec "$@") >> $logfile 2>&1 <<EOF
658 #include <signal.h>
659 static void sighandler(int sig){
660 raise(SIGTERM);
661 }
662 int main(void){
663 signal(SIGILL, sighandler);
664 signal(SIGFPE, sighandler);
665 signal(SIGSEGV, sighandler);
666 #ifdef SIGBUS
667 signal(SIGBUS, sighandler);
668 #endif
669 { $code }
670 }
671 EOF
672 }
673
674 check_type(){
675 log check_type "$@"
676 headers=$1
677 type=$2
678 shift 2
679 disable $type
680 incs=""
681 for hdr in $headers; do
682 incs="$incs
683 #include <$hdr>"
684 done
685 check_cc "$@" <<EOF && enable $type
686 $incs
687 $type v;
688 EOF
689 }
690
691 require(){
692 name="$1"
693 header="$2"
694 func="$3"
695 shift 3
696 check_lib $header $func "$@" || die "ERROR: $name not found"
697 }
698
699 require2(){
700 name="$1"
701 headers="$2"
702 func="$3"
703 shift 3
704 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
705 }
706
707 check_foo_config(){
708 cfg=$1
709 pkg=$2
710 header=$3
711 func=$4
712 shift 4
713 disable $cfg
714 check_cmd ${pkg}-config --version
715 err=$?
716 if test "$err" = 0; then
717 temp_cflags `${pkg}-config --cflags`
718 temp_extralibs `${pkg}-config --libs`
719 check_lib "$@" $header $func && enable $cfg
720 fi
721 return $err
722 }
723
724 apply(){
725 file=$1
726 shift
727 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
728 }
729
730 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
731 # system-dependent things.
732
733 COMPONENT_LIST="
734 bsfs
735 decoders
736 demuxers
737 encoders
738 filters
739 indevs
740 muxers
741 outdevs
742 parsers
743 protocols
744 "
745
746 CONFIG_LIST="
747 $COMPONENT_LIST
748 aandct
749 avfilter
750 avfilter_lavf
751 avisynth
752 beos_netserver
753 bzlib
754 fastdiv
755 ffmpeg
756 ffplay
757 ffserver
758 fft
759 golomb
760 gpl
761 gprof
762 gray
763 hardcoded_tables
764 ipv6
765 libamr_nb
766 libamr_wb
767 libdc1394
768 libdirac
769 libfaac
770 libfaad
771 libfaadbin
772 libgsm
773 libmp3lame
774 libnut
775 libopenjpeg
776 libschroedinger
777 libspeex
778 libtheora
779 libvorbis
780 libx264
781 libxvid
782 mdct
783 memalign_hack
784 mlib
785 mpegaudio_hp
786 network
787 nonfree
788 postproc
789 powerpc_perf
790 rdft
791 shared
792 small
793 static
794 swscale
795 vdpau
796 vhook
797 x11grab
798 zlib
799 "
800
801 THREADS_LIST='
802 beosthreads
803 os2threads
804 pthreads
805 w32threads
806 '
807
808 ARCH_LIST='
809 alpha
810 arm
811 bfin
812 ia64
813 m68k
814 mips
815 parisc
816 ppc
817 s390
818 sh4
819 sparc
820 sparc64
821 x86
822 x86_32
823 x86_64
824 '
825
826 ARCH_EXT_LIST='
827 altivec
828 amd3dnow
829 amd3dnowext
830 armv5te
831 armv6
832 armv6t2
833 armvfp
834 iwmmxt
835 mmi
836 mmx
837 mmx2
838 neon
839 ppc4xx
840 sse
841 ssse3
842 vis
843 '
844
845 HAVE_LIST="
846 $ARCH_EXT_LIST
847 $THREADS_LIST
848 alsa_asoundlib_h
849 altivec_h
850 arpa_inet_h
851 bswap
852 closesocket
853 cmov
854 conio_h
855 dcbzl
856 dev_bktr_ioctl_bt848_h
857 dev_bktr_ioctl_meteor_h
858 dev_ic_bt8xx_h
859 dev_video_meteor_ioctl_meteor_h
860 dev_video_bktr_ioctl_bt848_h
861 dlfcn_h
862 dlopen
863 dos_paths
864 ebp_available
865 ebx_available
866 fast_64bit
867 fast_cmov
868 fast_unaligned
869 fork
870 freetype2
871 gethrtime
872 GetProcessTimes
873 getrusage
874 imlib2
875 inet_aton
876 inline_asm
877 libdc1394_1
878 libdc1394_2
879 llrint
880 lrint
881 lrintf
882 machine_ioctl_bt848_h
883 machine_ioctl_meteor_h
884 malloc_h
885 memalign
886 mkstemp
887 pld
888 posix_memalign
889 ppc64
890 round
891 roundf
892 sdl
893 sdl_video_size
894 setmode
895 socklen_t
896 soundcard_h
897 poll_h
898 sys_mman_h
899 sys_resource_h
900 sys_select_h
901 sys_soundcard_h
902 sys_videoio_h
903 ten_operands
904 termios_h
905 threads
906 truncf
907 winsock2_h
908 yasm
909 "
910
911 # options emitted with CONFIG_ prefix but not available on command line
912 CONFIG_EXTRA="
913 oldscaler
914 "
915
916 CMDLINE_SELECT="
917 $ARCH_EXT_LIST
918 $CONFIG_LIST
919 $THREADS_LIST
920 cross_compile
921 debug
922 extra_warnings
923 logging
924 optimizations
925 stripping
926 yasm
927 "
928
929 PATHS_LIST='
930 bindir
931 datadir
932 incdir
933 libdir
934 mandir
935 prefix
936 shlibdir
937 '
938
939 CMDLINE_SET="
940 $PATHS_LIST
941 arch
942 build_suffix
943 cc
944 cpu
945 cross_prefix
946 extra_version
947 host_cc
948 host_cflags
949 host_ldflags
950 host_libs
951 logfile
952 nm
953 source_path
954 sysinclude
955 sysroot
956 target_exec
957 target_os
958 target_path
959 "
960
961 # code dependency declarations
962
963 # architecture extensions
964 altivec_deps="ppc"
965 amd3dnow_deps="mmx"
966 amd3dnowext_deps="amd3dnow"
967 armv5te_deps="arm"
968 armv6_deps="arm"
969 armv6t2_deps="arm"
970 armvfp_deps="arm"
971 iwmmxt_deps="arm"
972 mmi_deps="mips"
973 mmx_deps="x86"
974 mmx2_deps="mmx"
975 neon_deps="arm"
976 ppc4xx_deps="ppc"
977 sse_deps="mmx"
978 ssse3_deps="sse"
979 vis_deps="sparc"
980
981 # common features
982 oldscaler_deps="!swscale"
983
984 # decoders / encoders
985 aac_decoder_select="fft mdct"
986 ac3_decoder_deps="gpl"
987 ac3_decoder_select="fft mdct"
988 atrac3_decoder_select="fft mdct"
989 cavs_decoder_select="golomb"
990 cook_decoder_select="fft mdct"
991 cscd_decoder_suggest="zlib"
992 dca_decoder_select="fft mdct"
993 dnxhd_encoder_select="aandct"
994 dxa_decoder_select="zlib"
995 eac3_decoder_deps="gpl"
996 eac3_decoder_select="fft mdct"
997 eatgq_decoder_select="aandct"
998 eatqi_decoder_select="aandct"
999 ffv1_decoder_select="golomb"
1000 flac_decoder_select="golomb"
1001 flac_encoder_select="golomb"
1002 flashsv_decoder_select="zlib"
1003 flashsv_encoder_select="zlib"
1004 flv_encoder_select="aandct"
1005 h261_encoder_select="aandct"
1006 h263_encoder_select="aandct"
1007 h263p_encoder_select="aandct"
1008 h264_decoder_select="golomb"
1009 h264_vdpau_decoder_deps="vdpau"
1010 imc_decoder_select="fft mdct"
1011 jpegls_decoder_select="golomb"
1012 jpegls_encoder_select="golomb"
1013 ljpeg_encoder_select="aandct"
1014 loco_decoder_select="golomb"
1015 mjpeg_encoder_select="aandct"
1016 mpeg1video_encoder_select="aandct"
1017 mpeg2video_encoder_select="aandct"
1018 mpeg4_encoder_select="aandct"
1019 mpeg_vdpau_decoder_deps="vdpau"
1020 mpeg1_vdpau_decoder_deps="vdpau"
1021 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1022 msmpeg4v1_encoder_select="aandct"
1023 msmpeg4v2_encoder_select="aandct"
1024 msmpeg4v3_encoder_select="aandct"
1025 nellymoser_decoder_select="fft mdct"
1026 nellymoser_encoder_select="fft mdct"
1027 png_decoder_select="zlib"
1028 png_encoder_select="zlib"
1029 qdm2_decoder_select="fft mdct rdft"
1030 rv10_encoder_select="aandct"
1031 rv20_encoder_select="aandct"
1032 rv30_decoder_select="golomb"
1033 rv40_decoder_select="golomb"
1034 shorten_decoder_select="golomb"
1035 sonic_decoder_select="golomb"
1036 sonic_encoder_select="golomb"
1037 sonic_ls_encoder_select="golomb"
1038 svq3_decoder_select="golomb"
1039 svq3_decoder_suggest="zlib"
1040 tiff_decoder_suggest="zlib"
1041 tiff_encoder_suggest="zlib"
1042 tscc_decoder_select="zlib"
1043 vc1_vdpau_decoder_deps="vdpau"
1044 vorbis_decoder_select="fft mdct"
1045 vorbis_encoder_select="fft mdct"
1046 wmav1_decoder_select="fft mdct"
1047 wmav1_encoder_select="fft mdct"
1048 wmav2_decoder_select="fft mdct"
1049 wmav2_encoder_select="fft mdct"
1050 wmv1_encoder_select="aandct"
1051 wmv2_encoder_select="aandct"
1052 wmv3_vdpau_decoder_deps="vdpau"
1053 zlib_decoder_select="zlib"
1054 zlib_encoder_select="zlib"
1055 zmbv_decoder_select="zlib"
1056 zmbv_encoder_select="zlib"
1057
1058 # external libraries
1059 libamr_nb_decoder_deps="libamr_nb"
1060 libamr_nb_encoder_deps="libamr_nb"
1061 libamr_wb_decoder_deps="libamr_wb"
1062 libamr_wb_encoder_deps="libamr_wb"
1063 libdirac_decoder_deps="libdirac !libschroedinger"
1064 libdirac_encoder_deps="libdirac"
1065 libfaac_encoder_deps="libfaac"
1066 libfaad_decoder_deps="libfaad"
1067 libfaadbin_decoder_extralibs='$ldl'
1068 libgsm_decoder_deps="libgsm"
1069 libgsm_encoder_deps="libgsm"
1070 libgsm_ms_decoder_deps="libgsm"
1071 libgsm_ms_encoder_deps="libgsm"
1072 libmp3lame_encoder_deps="libmp3lame"
1073 libopenjpeg_decoder_deps="libopenjpeg"
1074 libschroedinger_decoder_deps="libschroedinger"
1075 libschroedinger_encoder_deps="libschroedinger"
1076 libspeex_decoder_deps="libspeex"
1077 libtheora_encoder_deps="libtheora"
1078 libvorbis_encoder_deps="libvorbis"
1079 libx264_encoder_deps="libx264"
1080 libxvid_encoder_deps="libxvid"
1081 mpeg4aac_decoder_deps="libfaad"
1082 vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1083
1084 # demuxers / muxers
1085 ac3_demuxer_deps="ac3_parser"
1086 alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1087 alsa_demuxer_extralibs="-lasound"
1088 alsa_muxer_deps="alsa_asoundlib_h"
1089 alsa_muxer_extralibs="-lasound"
1090 audio_beos_demuxer_deps="audio_beos"
1091 audio_beos_demuxer_extralibs="-lmedia -lbe"
1092 audio_beos_muxer_deps="audio_beos"
1093 audio_beos_muxer_extralibs="-lmedia -lbe"
1094 avisynth_demuxer_deps="avisynth"
1095 bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1096 dirac_demuxer_deps="dirac_parser"
1097 dv1394_demuxer_deps="dv1394 dv_demuxer"
1098 libdc1394_demuxer_deps="libdc1394"
1099 libnut_demuxer_deps="libnut"
1100 libnut_muxer_deps="libnut"
1101 matroska_demuxer_suggest="zlib bzlib"
1102 mov_demuxer_suggest="zlib"
1103 mp3_demuxer_deps="mpegaudio_parser"
1104 oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1105 oss_muxer_deps_any="soundcard_h sys_soundcard_h"
1106 redir_demuxer_deps="network"
1107 rtp_muxer_deps="network rtp_protocol"
1108 rtsp_demuxer_deps="sdp_demuxer"
1109 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1110 v4l_demuxer_deps="linux_videodev_h"
1111 v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
1112 vfwcap_demuxer_deps="capCreateCaptureWindow"
1113 vfwcap_demuxer_extralibs="-lvfw32"
1114 x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
1115 x11_grab_device_demuxer_extralibs="-lX11 -lXext"
1116
1117 # protocols
1118 gopher_protocol_deps="network"
1119 http_protocol_deps="network"
1120 rtp_protocol_deps="udp_protocol"
1121 tcp_protocol_deps="network"
1122 udp_protocol_deps="network"
1123
1124 # filters
1125 movie_filter_deps="avfilter_lavf"
1126
1127 # programs
1128 ffplay_deps="sdl"
1129 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
1130 ffserver_extralibs='$ldl'
1131 vhook_extralibs='$ldl'
1132
1133
1134 # default parameters
1135
1136 logfile="config.err"
1137
1138 # installation paths
1139 prefix_default="/usr/local"
1140 bindir_default='${prefix}/bin'
1141 datadir_default='${prefix}/share/ffmpeg'
1142 incdir_default='${prefix}/include'
1143 libdir_default='${prefix}/lib'
1144 mandir_default='${prefix}/share/man'
1145 shlibdir_default="$libdir_default"
1146
1147 # toolchain
1148 ar="ar"
1149 cc_default="gcc"
1150 host_cc_default="gcc"
1151 ln_s="ln -sf"
1152 nm_default="nm"
1153 objformat="elf"
1154 ranlib="ranlib"
1155 strip="strip"
1156 yasmexe="yasm"
1157
1158 # machine
1159 arch=`uname -m`
1160 cpu="generic"
1161
1162 # OS
1163 target_os=$(tolower $(uname -s))
1164
1165 # configurable options
1166 enable debug
1167 enable ffmpeg
1168 enable ffplay
1169 enable ffserver
1170 enable ipv6
1171 enable mpegaudio_hp
1172 enable network
1173 enable oldscaler
1174 enable optimizations
1175 enable protocols
1176 enable static
1177 enable stripping
1178 vhook="default"
1179
1180 # build settings
1181 add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
1182 SHFLAGS='-shared -Wl,-soname,$$(@F)'
1183 VHOOKSHFLAGS='$(SHFLAGS)'
1184 FFSERVERLDFLAGS=-Wl,-E
1185 LIBPREF="lib"
1186 LIBSUF=".a"
1187 FULLNAME='$(NAME)$(BUILDSUF)'
1188 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1189 SLIBPREF="lib"
1190 SLIBSUF=".so"
1191 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1192 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1193 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1194 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1195
1196 host_cflags='-O3 -g -Wall'
1197 host_libs='-lm'
1198
1199 target_path='.'
1200
1201 # gcc stupidly only outputs the basename of targets with -MM, but we need the
1202 # full relative path for objects in subdirectories for non-recursive Make.
1203 DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
1204
1205 # find source path
1206 source_path="`dirname \"$0\"`"
1207 enable source_path_used
1208 if test -z "$source_path" -o "$source_path" = "." ; then
1209 source_path="`pwd`"
1210 disable source_path_used
1211 else
1212 source_path="`cd \"$source_path\"; pwd`"
1213 echo "$source_path" | grep -q '[[:blank:]]' &&
1214 die "Out of tree builds are impossible with whitespace in source path."
1215 fi
1216
1217 FFMPEG_CONFIGURATION="$@"
1218
1219 find_things(){
1220 thing=$1
1221 pattern=$2
1222 file=$source_path/$3
1223 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1224 }
1225
1226 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1227 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1228 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1229 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1230 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1231 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1232 OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1233 INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1234 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1235 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
1236
1237 enable $ARCH_EXT_LIST \
1238 $DECODER_LIST \
1239 $ENCODER_LIST \
1240 $PARSER_LIST \
1241 $BSF_LIST \
1242 $DEMUXER_LIST \
1243 $MUXER_LIST \
1244 $FILTER_LIST \
1245 $PROTOCOL_LIST \
1246 $INDEV_LIST \
1247 $OUTDEV_LIST \
1248
1249 die_unknown(){
1250 echo "Unknown option \"$1\"."
1251 echo "See $0 --help for available options."
1252 exit 1
1253 }
1254
1255 show_list() {
1256 suffix=_$1
1257 shift
1258 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1259 exit 0
1260 }
1261
1262 for opt do
1263 optval="${opt#*=}"
1264 case "$opt" in
1265 --extra-cflags=*) add_cflags $optval
1266 ;;
1267 --extra-ldflags=*) add_ldflags $optval
1268 ;;
1269 --extra-libs=*) add_extralibs $optval
1270 ;;
1271 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1272 ;;
1273 --enable-debug=*) debuglevel="$optval"
1274 ;;
1275 --enable-*=*|--disable-*=*)
1276 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1277 case "$thing" in
1278 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1279 *) die_unknown "$opt" ;;
1280 esac
1281 ;;
1282 --enable-?*|--disable-?*)
1283 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1284 if is_in $option $COMPONENT_LIST; then
1285 eval $action \$$(toupper ${option%s})_LIST
1286 elif is_in $option $CMDLINE_SELECT; then
1287 $action $option
1288 else
1289 die_unknown $opt
1290 fi
1291 ;;
1292 --list-*)
1293 NAME="${opt#--list-}"
1294 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1295 NAME=${NAME%s}
1296 eval show_list $NAME \$$(toupper $NAME)_LIST
1297 ;;
1298 --help|-h) show_help
1299 ;;
1300 *)
1301 optname="${opt%%=*}"
1302 optname="${optname#--}"
1303 optname=$(echo "$optname" | sed 's/-/_/g')
1304 is_in $optname $CMDLINE_SET || die_unknown $opt
1305 eval $optname='$optval'
1306 ;;
1307 esac
1308 done
1309
1310 disabled logging && logfile=/dev/null
1311
1312 echo "# $0 $@" > $logfile
1313 set >> $logfile
1314
1315 test -n "$cross_prefix" && enable cross_compile
1316
1317 ar="${cross_prefix}${ar}"
1318 cc_default="${cross_prefix}${cc_default}"
1319 nm_default="${cross_prefix}${nm_default}"
1320 ranlib="${cross_prefix}${ranlib}"
1321 strip="${cross_prefix}${strip}"
1322
1323 sysinclude_default="${sysroot}/usr/include"
1324
1325 set_default cc nm sysinclude
1326 enabled cross_compile || host_cc_default=$cc
1327 set_default host_cc
1328
1329 case $target_os in
1330 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) EXESUF=.exe ;;
1331 esac
1332
1333 # set temporary file name
1334 : ${TMPDIR:=$TEMPDIR}
1335 : ${TMPDIR:=$TMP}
1336 : ${TMPDIR:=/tmp}
1337
1338 TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1339 TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1340 TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1341 TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1342 TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1343 TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1344
1345 # make sure we can execute files in $TMPDIR
1346 cat > $TMPSH 2>> $logfile <<EOF
1347 #! /bin/sh
1348 EOF
1349 chmod +x $TMPSH >> $logfile 2>&1
1350 if ! $TMPSH >> $logfile 2>&1; then
1351 cat <<EOF
1352 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1353 variable to another directory and make sure that it is not mounted noexec.
1354 EOF
1355 die "Sanity test failed."
1356 fi
1357 rm $TMPSH
1358
1359 if $cc --version 2>/dev/null | grep -q '(GCC)'; then
1360 cc_type=gcc
1361 elif $cc --version 2>/dev/null | grep -q Intel; then
1362 cc_type=icc
1363 elif $cc -v 2>&1 | grep -q xlc; then
1364 cc_type=xlc
1365 fi
1366
1367 test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1368
1369 if test -n "$sysroot"; then
1370 case "$cc_type" in
1371 gcc)
1372 add_cflags --sysroot="$sysroot"
1373 add_ldflags --sysroot="$sysroot"
1374 ;;
1375 esac
1376 fi
1377
1378 # compiler sanity check
1379 check_exec <<EOF
1380 int main(void){ return 0; }
1381 EOF
1382 if test "$?" != 0; then
1383 echo "$cc is unable to create an executable file."
1384 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1385 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1386 echo "Only do this if you know what cross compiling means."
1387 fi
1388 die "C compiler test failed."
1389 fi
1390
1391 check_cflags -std=c99
1392
1393 case "$arch" in
1394 alpha)
1395 arch="alpha"
1396 enable fast_64bit
1397 check_cflags -mieee
1398 ;;
1399 arm|armv[4567]*l)
1400 arch="arm"
1401 ;;
1402 avr32)
1403 ;;
1404 bfin)
1405 arch="bfin"
1406 ;;
1407 ia64)
1408 arch="ia64"
1409 enable fast_64bit
1410 ;;
1411 m68k)
1412 arch="m68k"
1413 ;;
1414 mips|mipsel|IP*)
1415 arch="mips"
1416 ;;
1417 mips64)
1418 arch="mips"
1419 enable fast_64bit
1420 ;;
1421 parisc|hppa)
1422 arch="parisc"
1423 ;;
1424 parisc64|hppa64)
1425 arch="parisc"
1426 enable fast_64bit
1427 ;;
1428 "Power Macintosh"|ppc|powerpc)
1429 arch="ppc"
1430 enable fast_unaligned
1431 ;;
1432 ppc64)
1433 arch="ppc"
1434 enable fast_64bit
1435 enable fast_unaligned
1436 ;;
1437 s390|s390x)
1438 arch="s390"
1439 ;;
1440 sh4|sh)
1441 arch="sh4"
1442 ;;
1443 sparc)
1444 arch="sparc"
1445 ;;
1446 sun4u|sparc64)
1447 arch="sparc"
1448 subarch="sparc64"
1449 enable fast_64bit
1450 ;;
1451 i386|i486|i586|i686|i86pc|BePC)
1452 arch="x86"
1453 subarch="x86_32"
1454 enable fast_unaligned
1455 ;;
1456 x86_64|amd64)
1457 arch="x86"
1458 subarch="x86_32"
1459 enable cmov
1460 enable fast_cmov
1461 enable fast_unaligned
1462 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1463 int test[sizeof(char*) - 7];
1464 EOF
1465 ;;
1466 *)
1467 arch="unknown"
1468 ;;
1469 esac
1470
1471 enable $arch $subarch
1472
1473 # OS specific
1474 case $target_os in
1475 beos|haiku|zeta)
1476 prefix_default="$HOME/config"
1477 # helps building libavcodec
1478 add_cflags -DPIC -fomit-frame-pointer
1479 # 3 gcc releases known for BeOS, each with ugly bugs
1480 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1481 case "$gcc_version" in
1482 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1483 disable mmx
1484 ;;
1485 *20010315*) echo "BeBits gcc"
1486 add_cflags -fno-expensive-optimizations
1487 ;;
1488 esac
1489 SHFLAGS=-nostart
1490 # enable BeOS things
1491 enable audio_beos
1492 # no need for libm, but the inet stuff
1493 # Check for BONE
1494 # XXX: actually should check for NOT net_server
1495 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1496 network_extralibs="-lbind -lsocket"
1497 else
1498 enable beos_netserver
1499 network_extralibs="-lnet"
1500 fi ;;
1501 sunos)
1502 FFSERVERLDFLAGS=""
1503 SHFLAGS='-shared -Wl,-h,$$(@F)'
1504 network_extralibs="-lsocket -lnsl"
1505 add_cflags -D__EXTENSIONS__
1506 ;;
1507 netbsd)
1508 oss_demuxer_extralibs="-lossaudio"
1509 oss_muxer_extralibs="-lossaudio"
1510 ;;
1511 openbsd)
1512 disable need_memalign
1513 LIBOBJFLAGS='$(PIC)'
1514 SHFLAGS='-shared'
1515 oss_demuxer_extralibs="-lossaudio"
1516 oss_muxer_extralibs="-lossaudio"
1517 ;;
1518 freebsd)
1519 disable need_memalign
1520 ;;
1521 bsd/os)
1522 osextralibs="-lpoll -lgnugetopt"
1523 strip="strip -d"
1524 ;;
1525 darwin)
1526 disable need_memalign
1527 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1528 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
1529 strip="strip -x"
1530 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1531 SLIBSUF=".dylib"
1532 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1533 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1534 FFSERVERLDFLAGS=-Wl,-bind_at_load
1535 objformat="macho"
1536 enabled x86_64 && objformat="macho64"
1537 ;;
1538 mingw32*)
1539 target_os=mingw32
1540 LIBTARGET=i386
1541 if enabled x86_64; then
1542 disable need_memalign
1543 LIBTARGET=x64
1544 fi
1545 shlibdir_default="$bindir_default"
1546 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1547 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1548 if enabled swscale; then
1549 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1550 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1551 fi
1552 disable ffserver
1553 SLIBPREF=""
1554 SLIBSUF=".dll"
1555 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1556 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1557 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1558 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1559 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
1560 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1561 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1562 objformat="win32"
1563 enable dos_paths
1564 if ! enabled x86_64; then
1565 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1566 die "ERROR: MinGW runtime version must be >= 3.15."
1567 enabled_any avisynth vfwcap_demuxer &&
1568 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1569 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1570 fi
1571 ;;
1572 cygwin*)
1573 target_os=cygwin
1574 shlibdir_default="$bindir_default"
1575 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1576 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1577 if enabled swscale; then
1578 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1579 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1580 fi
1581 SLIBPREF="cyg"
1582 SLIBSUF=".dll"
1583 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1584 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1585 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1586 objformat="win32"
1587 enable dos_paths
1588 ;;
1589 *-dos|freedos|opendos)
1590 disable ffplay ffserver vhook
1591 disable $INDEV_LIST $OUTDEV_LIST
1592 network_extralibs="-lsocket"
1593 objformat="coff"
1594 enable dos_paths
1595 ;;
1596 linux)
1597 enable dv1394
1598 ;;
1599 irix*)
1600 target_os=irix
1601 ranlib="echo ignoring ranlib"
1602 ;;
1603 os/2*)
1604 strip="lxlite"
1605 ln_s="cp -f"
1606 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1607 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1608 FFSERVERLDFLAGS=""
1609 LIBSUF="_s.a"
1610 SLIBPREF=""
1611 SLIBSUF=".dll"
1612 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1613 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1614 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1615 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1616 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1617 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1618 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1619 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1620 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1621 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1622 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1623 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1624 disable vhook
1625 enable dos_paths
1626 ;;
1627 interix)
1628 disable vhook
1629 ;;
1630
1631 *)
1632 die "Unknown OS '$target_os'."
1633 ;;
1634 esac
1635
1636 set_default $PATHS_LIST
1637
1638 add_extralibs $osextralibs
1639
1640 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1641 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1642
1643 # we need to build at least one lib type
1644 if ! enabled_any static shared; then
1645 cat <<EOF
1646 At least one library type must be built.
1647 Specify --enable-static to build the static libraries or --enable-shared to
1648 build the shared libraries as well. To only build the shared libraries specify
1649 --disable-static in addition to --enable-shared.
1650 EOF
1651 exit 1;
1652 fi
1653
1654 disabled static && LIBNAME=""
1655
1656 if enabled_any libfaad libfaadbin ; then
1657 if check_header faad.h; then
1658 check_cc <<EOF
1659 #include <faad.h>
1660 #ifndef FAAD2_VERSION
1661 ok faad1
1662 #endif
1663 int main(void) { return 0; }
1664 EOF
1665 test $? = 0 && enable libfaad2
1666 else
1667 die "FAAD test failed."
1668 fi
1669 fi
1670
1671
1672 if ! enabled gpl; then
1673 die_gpl_disabled(){
1674 name=$1
1675 shift
1676 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1677 }
1678 die_gpl_disabled "The Postprocessing code" postproc
1679 die_gpl_disabled "libx264" libx264
1680 die_gpl_disabled "libxvidcore" libxvid
1681 die_gpl_disabled "FAAD2" libfaad2
1682 die_gpl_disabled "The X11 grabber" x11grab
1683 die_gpl_disabled "The software scaler" swscale
1684 fi
1685
1686 if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1687 die "libamr is nonfree and --enable-nonfree is not specified."
1688 fi
1689
1690 check_deps $ARCH_EXT_LIST
1691
1692 test -z "$need_memalign" && need_memalign="$mmx"
1693
1694 #Darwin CC versions
1695 if test $target_os = darwin; then
1696 if enabled xlc; then
1697 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
1698 else
1699 add_cflags -pipe
1700 check_cflags -force_cpusubtype_ALL
1701 check_cflags -Wno-sign-compare
1702 enabled shared || check_cflags -mdynamic-no-pic
1703 fi
1704 fi
1705
1706 disabled optimizations || check_cflags -fomit-frame-pointer
1707
1708 # Add processor-specific flags
1709 if test $cpu != "generic"; then
1710 warn_altivec(){
1711 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1712 }
1713 case $cpu in
1714 601|ppc601|PowerPC601)
1715 add_cflags -mcpu=601
1716 warn_altivec enabled PPC601
1717 ;;
1718 603*|ppc603*|PowerPC603*)
1719 add_cflags -mcpu=603
1720 warn_altivec enabled PPC603
1721 ;;
1722 604*|ppc604*|PowerPC604*)
1723 add_cflags -mcpu=604
1724 warn_altivec enabled PPC604
1725 ;;
1726 G3|g3|75*|ppc75*|PowerPC75*)
1727 add_cflags -mcpu=750 -mpowerpc-gfxopt
1728 warn_altivec enabled PPC75x
1729 ;;
1730 G4|g4|745*|ppc745*|PowerPC745*)
1731 add_cflags -mcpu=7450 -mpowerpc-gfxopt
1732 warn_altivec disabled PPC745x
1733 ;;
1734 74*|ppc74*|PowerPC74*)
1735 add_cflags -mcpu=7400 -mpowerpc-gfxopt
1736 warn_altivec disabled PPC74xx
1737 ;;
1738 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1739 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
1740 warn_altivec disabled PPC970
1741 enable ppc64
1742 ;;
1743 Cell|CELL|cell)
1744 add_cflags -mcpu=cell
1745 warn_altivec disabled Cell
1746 enable ppc64
1747 ;;
1748 # targets that do NOT support conditional mov (cmov)
1749 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1750 add_cflags -march=$cpu
1751 disable cmov
1752 ;;
1753 # targets that do support conditional mov (cmov)
1754 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1755 add_cflags -march=$cpu
1756 enable cmov
1757 enable fast_cmov
1758 ;;
1759 # targets that do support conditional mov but on which it's slow
1760 pentium4|pentium4m|prescott|nocona)
1761 add_cflags -march=$cpu
1762 enable cmov
1763 disable fast_cmov
1764 ;;
1765 sparc64)
1766 add_cflags -mcpu=v9
1767 ;;
1768 arm11*|cortex*)
1769 add_cflags -mcpu=$cpu
1770 enable fast_unaligned
1771 ;;
1772 armv*)
1773 add_cflags -march=$cpu
1774 ;;
1775 arm*)
1776 add_cflags -mcpu=$cpu
1777 ;;
1778 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1779 add_cflags -mcpu=$cpu
1780 ;;
1781 *)
1782 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1783 ;;
1784 esac
1785 fi
1786
1787 check_cc <<EOF || die "Symbol mangling check failed."
1788 int ff_extern;
1789 EOF
1790 sym=$($nm -P -g $TMPO | grep ff_extern)
1791 extern_prefix=${sym%%ff_extern*}
1792
1793 check_asm inline_asm '""'
1794
1795 if enabled x86; then
1796 # check whether EBP is available on x86
1797 # As 'i' is stored on the stack, this program will crash
1798 # if the base pointer is used to access it because the
1799 # base pointer is cleared in the inline assembly code.
1800 check_exec_crash <<EOF && enable ebp_available
1801 volatile int i=0;
1802 __asm__ volatile (
1803 "xorl %%ebp, %%ebp"
1804 ::: "%ebp");
1805 return i;
1806 EOF
1807
1808 # check wether EBX is available on x86
1809 check_asm ebx_available '"":::"%ebx"'
1810
1811 # check whether more than 10 operands are supported
1812 check_cc <<EOF && enable ten_operands
1813 int main(void) {
1814 int x=0;
1815 __asm__ volatile(
1816 ""
1817 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1818 );
1819 return 0;
1820 }
1821 EOF
1822
1823 # check whether binutils is new enough to compile SSSE3/MMX2
1824 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
1825 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
1826
1827 check_asm bswap '"bswap %%eax" ::: "%eax"'
1828
1829 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
1830 enabled x86_64 && append YASMFLAGS "-m amd64"
1831 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1832 case "$objformat" in
1833 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1834 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
1835 *) append YASMFLAGS "-DPREFIX" ;;
1836 esac
1837 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
1838 fi
1839
1840 # check for assembler specific support
1841
1842 enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
1843 enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
1844
1845 # check for SIMD availability
1846
1847 # AltiVec flags: The FSF version of GCC differs from the Apple version
1848 if enabled altivec; then
1849 check_cflags -maltivec -mabi=altivec &&
1850 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
1851 check_cflags -faltivec
1852
1853 # check if our compiler supports Motorola AltiVec C API
1854 check_cc <<EOF || disable altivec
1855 $inc_altivec_h
1856 int main(void) {
1857 vector signed int v1, v2, v3;
1858 v1 = vec_add(v2,v3);
1859 return 0;
1860 }
1861 EOF
1862
1863 # check if our compiler supports braces for vector declarations
1864 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
1865 $inc_altivec_h
1866 int main (void) { (vector int) {1}; return 0; }
1867 EOF
1868 fi
1869
1870 # We have to check if pld is a nop and disable it.
1871 enabled arm && check_asm pld '"pld [r0]"'
1872 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1873 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1874 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
1875 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
1876 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1877 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1878 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
1879 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
1880
1881 enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
1882
1883 # ---
1884 # big/little-endian test
1885 check_cc <<EOF || die "endian test failed"
1886 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
1887 EOF
1888 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
1889
1890 # ---
1891 # check availability of some header files
1892
1893 if check_func dlopen; then
1894 ldl=
1895 elif check_func dlopen -ldl; then
1896 ldl=-ldl
1897 fi
1898
1899 check_func fork
1900 check_func gethrtime
1901 check_func getrusage
1902 check_func inet_aton $network_extralibs
1903 check_func memalign
1904 check_func mkstemp
1905 check_func posix_memalign
1906 check_func_headers io.h setmode
1907 check_func_headers windows.h GetProcessTimes
1908
1909 check_header conio.h
1910 check_header dlfcn.h
1911 check_header malloc.h
1912 check_header poll.h
1913 check_header sys/mman.h
1914 check_header sys/resource.h
1915 check_header sys/select.h
1916 check_header termios.h
1917 check_header vdpau/vdpau.h
1918 check_header vdpau/vdpau_x11.h
1919 check_header X11/extensions/XvMClib.h
1920
1921 if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1922 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
1923 fi
1924
1925 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1926 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
1927
1928 # check for some common methods of building with pthread support
1929 # do this before the optional library checks as some of them require pthreads
1930 if enabled pthreads; then
1931 if check_func pthread_create; then
1932 :
1933 elif check_func pthread_create -pthread; then
1934 add_cflags -pthread
1935 add_extralibs -pthread
1936 elif check_func pthread_create -pthreads; then
1937 add_cflags -pthreads
1938 add_extralibs -pthreads
1939 elif check_func pthread_create -lpthreadGC2; then
1940 add_extralibs -lpthreadGC2
1941 elif ! check_lib pthread.h pthread_create -lpthread; then
1942 die "ERROR: can't find pthreads library"
1943 fi
1944 fi
1945
1946 for thread in $THREADS_LIST; do
1947 if enabled $thread; then
1948 test -n "$thread_type" &&
1949 die "ERROR: Only one thread type must be selected." ||
1950 thread_type="$thread"
1951 fi
1952 done
1953
1954 check_lib math.h sin -lm
1955
1956 # test for C99 functions in math.h
1957 for func in llrint lrint lrintf round roundf truncf; do
1958 check_exec <<EOF && enable $func || disable $func
1959 #include <math.h>
1960 int main(void) { return ($func(3.999f) > 0)?0:1; }
1961 EOF
1962 done
1963
1964 # these are off by default, so fail if requested and not available
1965 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
1966 enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1967 enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
1968 enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
1969 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1970 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
1971 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1972 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1973 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1974 enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
1975 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1976 enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
1977 enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1978 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
1979 enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
1980 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1981 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
1982 enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
1983 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1984 die "ERROR: libx264 version must be >= 0.65."; }
1985 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
1986 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
1987
1988 # libdc1394 check
1989 if enabled libdc1394; then
1990 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1991 enable libdc1394_2; } ||
1992 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1993 enable libdc1394_1; } ||
1994 die "ERROR: No version of libdc1394 found "
1995 fi
1996
1997
1998 _restrict=
1999 for restrict_keyword in restrict __restrict__ __restrict; do
2000 check_cc <<EOF && _restrict=$restrict_keyword && break
2001 void foo(char * $restrict_keyword p);
2002 EOF
2003 done
2004
2005 test "$vhook" = "default" && vhook="$dlopen"
2006
2007 if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
2008 disable vhook
2009 echo
2010 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
2011 echo "Patches welcome."
2012 echo
2013 fi
2014
2015 if enabled vhook; then
2016 check_ldflags -rdynamic
2017 check_ldflags -export-dynamic
2018 fi
2019
2020 check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
2021 check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
2022
2023 ##########################################
2024 # SDL check
2025
2026 disable sdl_too_old
2027 disable sdl
2028 SDL_CONFIG="${cross_prefix}sdl-config"
2029 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
2030 sdl_cflags=`"${SDL_CONFIG}" --cflags`
2031 temp_cflags $sdl_cflags
2032 temp_extralibs `"${SDL_CONFIG}" --libs`
2033 if check_lib2 SDL.h SDL_Init; then
2034 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
2035 if test "$_sdlversion" -lt 121 ; then
2036 enable sdl_too_old
2037 else
2038 enable sdl
2039 check_cc $sdl_cflags <<EOF && enable sdl_video_size
2040 #include <SDL.h>
2041 int main(int argc, char **argv){
2042 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2043 int w = vi->current_w;
2044 return 0;
2045 }
2046 EOF
2047 fi
2048 fi
2049 restore_flags
2050 fi
2051
2052 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
2053
2054 ##########################################
2055 # Network check
2056
2057 if enabled network; then
2058 check_type "sys/types.h sys/socket.h" socklen_t
2059 # Prefer arpa/inet.h over winsock2
2060 if check_header arpa/inet.h ; then
2061 check_func closesocket
2062 elif check_header winsock2.h ; then
2063 network_extralibs="-lws2_32"
2064 check_type ws2tcpip.h socklen_t
2065 check_func_headers winsock2.h closesocket
2066 fi
2067 fi
2068
2069 ##########################################
2070 # IPv6 check
2071
2072 enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
2073 #include <sys/types.h>
2074 #include <sys/socket.h>
2075 #include <netinet/in.h>
2076 #include <netdb.h>
2077 int main(void) {
2078 struct sockaddr_storage saddr;
2079 struct ipv6_mreq mreq6;
2080 getaddrinfo(0,0,0,0);
2081 getnameinfo(0,0,0,0,0,0,0);
2082 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
2083 }
2084 EOF
2085
2086 check_header linux/videodev.h
2087 check_header linux/videodev2.h
2088 check_header sys/videoio.h
2089
2090 check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
2091
2092 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
2093 { check_header dev/bktr/ioctl_meteor.h &&
2094 check_header dev/bktr/ioctl_bt848.h; } ||
2095 { check_header machine/ioctl_meteor.h &&
2096 check_header machine/ioctl_bt848.h; } ||
2097 { check_header dev/video/meteor/ioctl_meteor.h &&
2098 check_header dev/video/bktr/ioctl_bt848.h; } ||
2099 check_header dev/ic/bt8xx.h
2100
2101 check_header sys/soundcard.h
2102 check_header soundcard.h
2103
2104 check_header alsa/asoundlib.h &&
2105 check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2106
2107 # deal with the X11 frame grabber
2108 enabled x11grab &&
2109 check_header X11/Xlib.h &&
2110 check_header X11/extensions/XShm.h &&
2111 check_func XOpenDisplay -lX11 &&
2112 check_func XShmCreateImage -lX11 -lXext
2113
2114 enabled debug && add_cflags -g"$debuglevel"
2115
2116 # add some useful compiler flags if supported
2117 check_cflags -Wdeclaration-after-statement
2118 check_cflags -Wall
2119 check_cflags -Wno-switch
2120 check_cflags -Wdisabled-optimization
2121 check_cflags -Wpointer-arith
2122 check_cflags -Wredundant-decls
2123 check_cflags -Wno-pointer-sign
2124 check_cflags -Wcast-qual
2125 check_cflags -Wwrite-strings
2126 check_cflags -Wtype-limits
2127 check_cflags -Wundef
2128 enabled extra_warnings && check_cflags -Winline
2129
2130 # add some linker flags
2131 check_ldflags -Wl,--warn-common
2132 check_ldflags -Wl,--as-needed
2133 check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
2134 check_ldflags -Wl,-Bsymbolic
2135
2136 if enabled small; then
2137 check_cflags -Os # not all compilers support -Os
2138 optimizations="small"
2139 elif enabled optimizations; then
2140 if enabled xlc; then
2141 add_cflags -O5
2142 add_ldflags -O5
2143 else
2144 add_cflags -O3
2145 fi
2146 fi
2147 check_cflags -fno-math-errno
2148 check_cflags -fno-signed-zeros
2149
2150 # add some flags for Intel C Compiler
2151 if enabled icc; then
2152 # Just warnings, no remarks
2153 check_cflags -w1
2154 # -wd: Disable following warnings
2155 # 144, 167, 556: -Wno-pointer-sign
2156 # 10006: ignoring unknown option -fno-signed-zeros
2157 # 10156: ignoring option '-W'; no argument required
2158 check_cflags -wd144,167,556,10006,10156
2159 # 11030: Warning unknown option --as-needed
2160 # 10156: ignoring option '-export'; no argument required
2161 check_ldflags -wd10156,11030
2162 # Allow to compile with optimizations
2163 check_ldflags -march=$cpu
2164 fi
2165
2166 # PIC flags for shared library objects where they are needed
2167 if enabled shared; then
2168 # LIBOBJFLAGS may have already been set in the OS configuration
2169 if test -z "$LIBOBJFLAGS" ; then
2170 case "${subarch-$arch}" in
2171 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
2172 esac
2173 fi
2174 fi
2175
2176 if enabled gprof; then
2177 add_cflags -p
2178 add_ldflags -p
2179 fi
2180
2181 VHOOKCFLAGS="-fPIC"
2182
2183 # Find out if the .align argument is a power of two or not.
2184 check_asm asmalign_pot '".align 3"'
2185
2186 enabled_any $DECODER_LIST && enable decoders
2187 enabled_any $ENCODER_LIST && enable encoders
2188 enabled_any $BSF_LIST && enable bsfs
2189 enabled_any $DEMUXER_LIST && enable demuxers
2190 enabled_any $MUXER_LIST && enable muxers
2191 enabled_any $FILTER_LIST && enable filters
2192 enabled_any $INDEV_LIST && enable demuxers
2193 enabled_any $OUTDEV_LIST && enable muxers
2194 enabled_any $PROTOCOL_LIST && enable protocols
2195
2196 enabled_any $THREADS_LIST && enable threads
2197
2198 check_deps $CONFIG_LIST \
2199 $CONFIG_EXTRA \
2200 $HAVE_LIST \
2201 $DECODER_LIST \
2202 $ENCODER_LIST \
2203 $PARSER_LIST \
2204 $BSF_LIST \
2205 $DEMUXER_LIST \
2206 $MUXER_LIST \
2207 $FILTER_LIST \
2208 $INDEV_LIST \
2209 $OUTDEV_LIST \
2210 $PROTOCOL_LIST \
2211
2212 echo "install prefix $prefix"
2213 echo "source path $source_path"
2214 echo "C compiler $cc"
2215 echo ".align is power-of-two $asmalign_pot"
2216 echo "ARCH $arch ($cpu)"
2217 if test "$build_suffix" != ""; then
2218 echo "build suffix $build_suffix"
2219 fi
2220 if test "$extra_version" != ""; then
2221 echo "version string suffix $extra_version"
2222 fi
2223 echo "big-endian ${bigendian-no}"
2224 if enabled x86; then
2225 echo "yasm ${yasm-no}"
2226 echo "MMX enabled ${mmx-no}"
2227 echo "MMX2 enabled ${mmx2-no}"
2228 echo "3DNow! enabled ${amd3dnow-no}"
2229 echo "3DNow! extended enabled ${amd3dnowext-no}"
2230 echo "SSE enabled ${sse-no}"
2231 echo "SSSE3 enabled ${ssse3-no}"
2232 echo "CMOV enabled ${cmov-no}"
2233 echo "CMOV is fast ${fast_cmov-no}"
2234 echo "EBX available ${ebx_available-no}"
2235 echo "EBP available ${ebp_available-no}"
2236 echo "10 operands supported ${ten_operands-no}"
2237 fi
2238 if enabled arm; then
2239 echo "ARMv5TE enabled ${armv5te-no}"
2240 echo "ARMv6 enabled ${armv6-no}"
2241 echo "ARMv6T2 enabled ${armv6t2-no}"
2242 echo "ARM VFP enabled ${armvfp-no}"
2243 echo "IWMMXT enabled ${iwmmxt-no}"
2244 echo "NEON enabled ${neon-no}"
2245 fi
2246 if enabled mips; then
2247 echo "MMI enabled ${mmi-no}"
2248 fi
2249 if enabled ppc; then
2250 echo "AltiVec enabled ${altivec-no}"
2251 echo "PPC 4xx optimizations ${ppc4xx-no}"
2252 echo "dcbzl available ${dcbzl-no}"
2253 echo "performance report ${powerpc_perf-no}"
2254 fi
2255 if enabled sparc; then
2256 echo "VIS enabled ${vis-no}"
2257 fi
2258 echo "gprof enabled ${gprof-no}"
2259 echo "debug symbols ${debug-no}"
2260 echo "strip symbols ${stripping-no}"
2261 echo "optimizations ${optimizations-no}"
2262 echo "static ${static-no}"
2263 echo "shared ${shared-no}"
2264 echo "postprocessing support ${postproc-no}"
2265 echo "software scaler enabled ${swscale-no}"
2266 echo "new filter support ${avfilter-no}"
2267 echo "filters using lavformat ${avfilter_lavf-no}"
2268 echo "video hooking ${vhook-no}"
2269 if enabled vhook; then
2270 echo "Imlib2 support ${imlib2-no}"
2271 echo "FreeType support ${freetype2-no}"
2272 fi
2273 echo "network support ${network-no}"
2274 if enabled network; then
2275 echo "IPv6 support ${ipv6-no}"
2276 fi
2277 echo "threading support ${thread_type-no}"
2278 echo "SDL support ${sdl-no}"
2279 if enabled sdl_too_old; then
2280 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2281 fi
2282 echo "Sun medialib support ${mlib-no}"
2283 echo "AVISynth enabled ${avisynth-no}"
2284 echo "libamr-nb support ${libamr_nb-no}"
2285 echo "libamr-wb support ${libamr_wb-no}"
2286 echo "libdc1394 support ${libdc1394-no}"
2287 echo "libdirac enabled ${libdirac-no}"
2288 echo "libfaac enabled ${libfaac-no}"
2289 echo "libfaad enabled ${libfaad-no}"
2290 echo "libfaad dlopened ${libfaadbin-no}"
2291 echo "libgsm enabled ${libgsm-no}"
2292 echo "libmp3lame enabled ${libmp3lame-no}"
2293 echo "libnut enabled ${libnut-no}"
2294 echo "libopenjpeg enabled ${libopenjpeg-no}"
2295 echo "libschroedinger enabled ${libschroedinger-no}"
2296 echo "libspeex enabled ${libspeex-no}"
2297 echo "libtheora enabled ${libtheora-no}"
2298 echo "libvorbis enabled ${libvorbis-no}"
2299 echo "libx264 enabled ${libx264-no}"
2300 echo "libxvid enabled ${libxvid-no}"
2301 echo "vdpau enabled ${vdpau-no}"
2302 echo "zlib enabled ${zlib-no}"
2303 echo "bzlib enabled ${bzlib-no}"
2304 echo
2305
2306 for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
2307 echo "Enabled ${type}s:"
2308 eval list=\$$(toupper $type)_LIST
2309 for part in $list; do
2310 enabled $part && echo ${part%_*}
2311 done | sort | pr -3 -t
2312 echo
2313 done
2314
2315 license="LGPL"
2316 if enabled nonfree; then
2317 license="unredistributable"
2318 elif enabled gpl; then
2319 license="GPL"
2320 fi
2321
2322 echo "License: $license"
2323
2324 echo "Creating config.mak and config.h..."
2325
2326 echo "# Automatically generated by configure - do not modify!" > config.mak
2327 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2328 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2329 echo "#define FFMPEG_CONFIG_H" >> $TMPH
2330 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
2331 echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
2332
2333 echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
2334 echo "prefix=$prefix" >> config.mak
2335 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2336 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2337 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2338 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2339 echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
2340 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
2341 echo "CC=$cc" >> config.mak
2342 echo "YASM=$yasmexe" >> config.mak
2343 echo "AR=$ar" >> config.mak
2344 echo "RANLIB=$ranlib" >> config.mak
2345 echo "LN_S=$ln_s" >> config.mak
2346 enabled stripping &&
2347 echo "STRIP=$strip" >> config.mak ||
2348 echo "STRIP=echo ignoring strip" >> config.mak
2349
2350 echo "OPTFLAGS=$CFLAGS" >> config.mak
2351 echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
2352 echo "LDFLAGS=$LDFLAGS" >> config.mak
2353 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2354 echo "SHFLAGS=$SHFLAGS" >> config.mak
2355 echo "YASMFLAGS=$YASMFLAGS" >> config.mak
2356 echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
2357 echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
2358 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2359 echo "BUILD_STATIC=$static" >> config.mak
2360 echo "BUILDSUF=$build_suffix" >> config.mak
2361 echo "FULLNAME=$FULLNAME" >> config.mak
2362 echo "LIBPREF=$LIBPREF" >> config.mak
2363 echo "LIBSUF=$LIBSUF" >> config.mak
2364 echo "LIBNAME=$LIBNAME" >> config.mak
2365 echo "SLIBPREF=$SLIBPREF" >> config.mak
2366 echo "SLIBSUF=$SLIBSUF" >> config.mak
2367 echo "EXESUF=$EXESUF" >> config.mak
2368 echo "EXTRA_VERSION=$extra_version" >> config.mak
2369 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2370 echo "HOSTCC=$host_cc" >> config.mak
2371 echo "HOSTCFLAGS=$host_cflags" >> config.mak
2372 echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2373 echo "HOSTLIBS=$host_libs" >> config.mak
2374 echo "TARGET_EXEC=$target_exec" >> config.mak
2375 echo "TARGET_PATH=$target_path" >> config.mak
2376
2377 if enabled bigendian; then
2378 echo "WORDS_BIGENDIAN=yes" >> config.mak
2379 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2380 fi
2381
2382 if enabled sdl; then
2383 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2384 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
2385 fi
2386 if enabled texi2html; then
2387 echo "BUILD_DOC=yes" >> config.mak
2388 fi
2389
2390 get_version(){
2391 name=$1
2392 file=$source_path/$2
2393 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2394 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2395 lcname=$(tolower $name)
2396 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2397 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2398 }
2399
2400 get_version LIBSWSCALE libswscale/swscale.h
2401 get_version LIBPOSTPROC libpostproc/postprocess.h
2402 get_version LIBAVCODEC libavcodec/avcodec.h
2403 get_version LIBAVDEVICE libavdevice/avdevice.h
2404 get_version LIBAVFORMAT libavformat/avformat.h
2405 get_version LIBAVUTIL libavutil/avutil.h
2406 get_version LIBAVFILTER libavfilter/avfilter.h
2407
2408 if enabled shared; then
2409 echo "BUILD_SHARED=yes" >> config.mak
2410 echo "PIC=-fPIC -DPIC" >> config.mak
2411 echo "LIBTARGET=${LIBTARGET}" >> config.mak
2412 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2413 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2414 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2415 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2416 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2417 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2418 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2419 fi
2420 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2421 echo "EXTRALIBS=$extralibs" >> config.mak
2422
2423 echo "ARCH=$arch" >> config.mak
2424
2425 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2426 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2427 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2428 $CONFIG_EXTRA \
2429 $DECODER_LIST \
2430 $ENCODER_LIST \
2431 $PARSER_LIST \
2432 $BSF_LIST \
2433 $DEMUXER_LIST \
2434 $MUXER_LIST \
2435 $FILTER_LIST \
2436 $PROTOCOL_LIST \
2437 $INDEV_LIST \
2438 $OUTDEV_LIST \
2439
2440 echo "#define restrict $_restrict" >> $TMPH
2441
2442 if enabled small; then
2443 echo "#define av_always_inline" >> $TMPH
2444 fi
2445
2446 echo "SRC_PATH=\"$source_path\"" >> config.mak
2447 echo "SRC_PATH_BARE=$source_path" >> config.mak
2448 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2449
2450 # Apparently it's not possible to portably echo a backslash.
2451 enabled asmalign_pot &&
2452 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2453 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2454
2455 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2456
2457 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2458
2459 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2460 cmp -s $TMPH config.h &&
2461 echo "config.h is unchanged" ||
2462 mv -f $TMPH config.h
2463
2464 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
2465
2466 # build tree in object directory if source path is different from current one
2467 if enabled source_path_used; then
2468 DIRS="\
2469 doc \
2470 libavcodec \
2471 libavcodec/alpha \
2472 libavcodec/arm \
2473 libavcodec/bfin \
2474 libavcodec/mlib \
2475 libavcodec/ppc \
2476 libavcodec/sh4 \
2477 libavcodec/sparc \
2478 libavcodec/x86 \
2479 libavdevice \
2480 libavfilter \
2481 libavformat \
2482 libavutil \
2483 libpostproc \
2484 libswscale \
2485 tests \
2486 tools \
2487 vhook \
2488 "
2489 FILES="\
2490 Makefile \
2491 common.mak \
2492 subdir.mak \
2493 doc/texi2pod.pl \
2494 libavcodec/Makefile \
2495 libavdevice/Makefile \
2496 libavfilter/Makefile \
2497 libavformat/Makefile \
2498 libavutil/Makefile \
2499 libpostproc/Makefile \
2500 libswscale/Makefile \
2501 "
2502 for dir in $DIRS ; do
2503 mkdir -p $dir
2504 done
2505 for f in $FILES ; do
2506 $ln_s "$source_path/$f" $f
2507 done
2508 fi
2509
2510
2511 # build pkg-config files
2512
2513 pkgconfig_generate(){
2514 name=$1
2515 shortname=${name#lib}${build_suffix}
2516 comment=$2
2517 version=$3
2518 libs=$4
2519 requires=$5
2520 cat <<EOF > $name/$name.pc
2521 prefix=$prefix
2522 exec_prefix=\${prefix}
2523 libdir=$libdir
2524 includedir=$incdir
2525
2526 Name: $name
2527 Description: $comment
2528 Version: $version
2529 Requires: $(disabled shared && echo $requires)
2530 Requires.private: $(enabled shared && echo $requires)
2531 Conflicts:
2532 Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2533 Libs.private: $(enabled shared && echo $libs)
2534 Cflags: -I\${includedir}
2535 EOF
2536 cat <<EOF > $name/$name-uninstalled.pc
2537 prefix=
2538 exec_prefix=
2539 libdir=\${pcfiledir}
2540 includedir=${source_path}
2541
2542 Name: $name
2543 Description: $comment
2544 Version: $version
2545 Requires: $requires
2546 Conflicts:
2547 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2548 Cflags: -I\${includedir}
2549 EOF
2550 }
2551
2552 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2553 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2554 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2555 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
2556 enabled avfilter &&
2557 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2558 enabled postproc &&
2559 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2560 if enabled swscale; then
2561 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
2562 else
2563 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
2564 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
2565 fi