Make MPEG-4 encoder depend on H.263 encoder in configure.
[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-version3 upgrade (L)GPL to version 3 [no]"
79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
84 echo " --enable-postproc enable GPLed postprocessing support [no]"
85 echo " --enable-avfilter video filter support [no]"
86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
97 echo " --disable-fastdiv disable table-based division"
98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
103 echo " --disable-rdft disable RDFT code"
104 echo " --disable-vaapi disable VAAPI code"
105 echo " --disable-vdpau disable VDPAU code"
106 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
107 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
108 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
109 echo " --enable-beos-netserver enable BeOS netserver"
110 echo " --disable-encoder=NAME disable encoder NAME"
111 echo " --enable-encoder=NAME enable encoder NAME"
112 echo " --disable-encoders disable all encoders"
113 echo " --disable-decoder=NAME disable decoder NAME"
114 echo " --enable-decoder=NAME enable decoder NAME"
115 echo " --disable-decoders disable all decoders"
116 echo " --disable-hwaccel=NAME disable hwaccel NAME"
117 echo " --enable-hwaccel=NAME enable hwaccel NAME"
118 echo " --disable-hwaccels disable all hwaccels"
119 echo " --disable-muxer=NAME disable muxer NAME"
120 echo " --enable-muxer=NAME enable muxer NAME"
121 echo " --disable-muxers disable all muxers"
122 echo " --disable-demuxer=NAME disable demuxer NAME"
123 echo " --enable-demuxer=NAME enable demuxer NAME"
124 echo " --disable-demuxers disable all demuxers"
125 echo " --enable-parser=NAME enable parser NAME"
126 echo " --disable-parser=NAME disable parser NAME"
127 echo " --disable-parsers disable all parsers"
128 echo " --enable-bsf=NAME enable bitstream filter NAME"
129 echo " --disable-bsf=NAME disable bitstream filter NAME"
130 echo " --disable-bsfs disable all bitstream filters"
131 echo " --enable-protocol=NAME enable protocol NAME"
132 echo " --disable-protocol=NAME disable protocol NAME"
133 echo " --disable-protocols disable all protocols"
134 echo " --disable-indev=NAME disable input device NAME"
135 echo " --disable-outdev=NAME disable output device NAME"
136 echo " --disable-indevs disable input devices"
137 echo " --disable-outdevs disable output devices"
138 echo " --disable-devices disable all devices"
139 echo " --enable-filter=NAME enable filter NAME"
140 echo " --disable-filter=NAME disable filter NAME"
141 echo " --disable-filters disable all filters"
142 echo " --list-decoders show all available decoders"
143 echo " --list-encoders show all available encoders"
144 echo " --list-hwaccels show all available hardware accelerators"
145 echo " --list-muxers show all available muxers"
146 echo " --list-demuxers show all available demuxers"
147 echo " --list-parsers show all available parsers"
148 echo " --list-protocols show all available protocols"
149 echo " --list-bsfs show all available bitstream filters"
150 echo " --list-indevs show all available input devices"
151 echo " --list-outdevs show all available output devices"
152 echo " --list-filters show all available filters"
153 echo
154 echo "External library support:"
155 echo " --enable-avisynth enable reading of AVISynth script files [no]"
156 echo " --enable-bzlib enable bzlib [autodetect]"
157 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
158 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
159 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
160 echo " and libraw1394 [no]"
161 echo " --enable-libdirac enable Dirac support via libdirac [no]"
162 echo " --enable-libfaac enable FAAC support via libfaac [no]"
163 echo " --enable-libfaad enable FAAD support via libfaad [no]"
164 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
165 echo " --enable-libgsm enable GSM support via libgsm [no]"
166 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
167 echo " --enable-libnut enable NUT (de)muxing via libnut,"
168 echo " native (de)muxer exists [no]"
169 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
170 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
171 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
172 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
173 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
174 echo " native implementation exists [no]"
175 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
176 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
177 echo " native MPEG-4/Xvid encoder exists [no]"
178 echo " --enable-mlib enable Sun medialib [no]"
179 echo " --enable-zlib enable zlib [autodetect]"
180 echo ""
181 echo "Advanced options (experts only):"
182 echo " --source-path=PATH path to source code [$source_path]"
183 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
184 echo " --enable-cross-compile assume a cross-compiler is used"
185 echo " --sysroot=PATH root of cross-build tree"
186 echo " --sysinclude=PATH location of cross-build system headers"
187 echo " --target-os=OS compiler targets OS [$target_os]"
188 echo " --target-exec=CMD command to run executables on target"
189 echo " --target-path=DIR path to view of build directory on target"
190 echo " --nm=NM use nm tool"
191 echo " --as=AS use assembler AS [$as_default]"
192 echo " --cc=CC use C compiler CC [$cc_default]"
193 echo " --ld=LD use linker LD"
194 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
195 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
196 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
197 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
198 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
199 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
200 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
201 echo " --extra-version=STRING version string suffix []"
202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$arch]"
204 echo " --cpu=CPU select the minimum required CPU (affects"
205 echo " instruction selection, may crash on older CPUs)"
206 echo " --enable-powerpc-perf enable performance report on PPC"
207 echo " (requires enabling PMC)"
208 echo " --disable-altivec disable AltiVec optimizations"
209 echo " --disable-amd3dnow disable 3DNow! optimizations"
210 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
211 echo " --disable-mmx disable MMX optimizations"
212 echo " --disable-mmx2 disable MMX2 optimizations"
213 echo " --disable-sse disable SSE optimizations"
214 echo " --disable-ssse3 disable SSSE3 optimizations"
215 echo " --disable-armv5te disable armv5te optimizations"
216 echo " --disable-armv6 disable armv6 optimizations"
217 echo " --disable-armv6t2 disable armv6t2 optimizations"
218 echo " --disable-armvfp disable ARM VFP optimizations"
219 echo " --disable-iwmmxt disable iwmmxt optimizations"
220 echo " --disable-mmi disable MMI optimizations"
221 echo " --disable-neon disable neon optimizations"
222 echo " --disable-vis disable VIS optimizations"
223 echo " --disable-yasm disable use of yasm assembler"
224 echo
225 echo "Developer options (useful when working on FFmpeg itself):"
226 echo " --disable-debug disable debugging symbols"
227 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
228 echo " --enable-gprof enable profiling with gprof [$gprof]"
229 echo " --disable-optimizations disable compiler optimizations"
230 echo " --enable-extra-warnings enable more compiler warnings"
231 echo " --disable-stripping disable stripping of executables and shared libraries"
232 echo ""
233 echo "NOTE: Object files are built at the place where configure is launched."
234 exit 0
235 }
236
237 log(){
238 echo "$@" >> $logfile
239 }
240
241 log_file(){
242 log BEGIN $1
243 pr -n -t $1 >> $logfile
244 log END $1
245 }
246
247 echolog(){
248 log "$@"
249 echo "$@"
250 }
251
252 die(){
253 echolog "$@"
254 cat <<EOF
255
256 If you think configure made a mistake, make sure you are using the latest
257 version from SVN. If the latest version fails, report the problem to the
258 ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
259 EOF
260 if disabled logging; then
261 cat <<EOF
262 Rerun configure with logging enabled (do not use --disable-logging), and
263 include the log this produces with your report.
264 EOF
265 else
266 cat <<EOF
267 Include the log file "$logfile" produced by configure as this will help
268 solving the problem.
269 EOF
270 fi
271 exit 1
272 }
273
274 # Avoid locale weirdness, besides we really just want to translate ASCII.
275 toupper(){
276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
277 }
278
279 tolower(){
280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
281 }
282
283 c_escape(){
284 echo "$*" | sed 's/["\\]/\\\0/g'
285 }
286
287 sh_quote(){
288 v=$(echo "$1" | sed "s/'/'\\\\''/g")
289 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
290 echo "$v"
291 }
292
293 set_all(){
294 value=$1
295 shift
296 for var in $*; do
297 eval $var=$value
298 done
299 }
300
301 set_weak(){
302 value=$1
303 shift
304 for var; do
305 eval : \${$var:=$value}
306 done
307 }
308
309 pushvar(){
310 for var in $*; do
311 eval level=\${${var}_level:=0}
312 eval ${var}_${level}="\$$var"
313 eval ${var}_level=$(($level+1))
314 done
315 }
316
317 popvar(){
318 for var in $*; do
319 eval level=\${${var}_level:-0}
320 test $level = 0 && continue
321 eval level=$(($level-1))
322 eval $var="\${${var}_${level}}"
323 eval ${var}_level=$level
324 eval unset ${var}_${level}
325 done
326 }
327
328 enable(){
329 set_all yes $*
330 }
331
332 disable(){
333 set_all no $*
334 }
335
336 enable_weak(){
337 set_weak yes $*
338 }
339
340 disable_weak(){
341 set_weak no $*
342 }
343
344 enable_safe(){
345 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
346 }
347
348 disable_safe(){
349 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
350 }
351
352 do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
358 enable_deep $sel
359 popvar sgs
360 enable_deep_weak $sgs
361 popvar var
362 done
363 }
364
365 enable_deep(){
366 do_enable_deep $*
367 enable $*
368 }
369
370 enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373 }
374
375 enabled(){
376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
378 }
379
380 disabled(){
381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
383 }
384
385 enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389 }
390
391 disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395 }
396
397 enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401 }
402
403 disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
407 return 1
408 }
409
410 set_default(){
411 for opt; do
412 eval : \${$opt:=\$${opt}_default}
413 done
414 }
415
416 is_in(){
417 value=$1
418 shift
419 for var in $*; do
420 [ $var = $value ] && return 0
421 done
422 return 1
423 }
424
425 check_deps(){
426 for cfg; do
427 cfg="${cfg#!}"
428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
432 eval dep_all="\$${cfg}_deps"
433 eval dep_any="\$${cfg}_deps_any"
434 eval dep_sel="\$${cfg}_select"
435 eval dep_sgs="\$${cfg}_suggest"
436
437 pushvar cfg dep_all dep_any dep_sel dep_sgs
438 check_deps $dep_all $dep_any $dep_sel $dep_sgs
439 popvar cfg dep_all dep_any dep_sel dep_sgs
440
441 enabled_all $dep_all || disable $cfg
442 enabled_any $dep_any || disable $cfg
443 disabled_any $dep_sel && disable $cfg
444
445 if enabled $cfg; then
446 eval dep_extralibs="\$${cfg}_extralibs"
447 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
448 enable_deep $dep_sel
449 enable_deep_weak $dep_sgs
450 fi
451
452 disable ${cfg}_checking
453 done
454 }
455
456 print_config(){
457 pfx=$1
458 header=$2
459 makefile=$3
460 shift 3
461 for cfg; do
462 ucname="$(toupper $cfg)"
463 if enabled $cfg; then
464 echo "#define ${pfx}${ucname} 1" >> $header
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
467 echo "#define ${pfx}${ucname} 0" >> $header
468 fi
469 done
470 }
471
472 flags_saved(){
473 (: ${SAVE_CFLAGS?}) 2> /dev/null
474 }
475
476 save_flags(){
477 flags_saved && return
478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481 }
482
483 restore_flags(){
484 flags_saved || return
485 CFLAGS="$SAVE_CFLAGS"
486 LDFLAGS="$SAVE_LDFLAGS"
487 extralibs="$SAVE_extralibs"
488 unset SAVE_CFLAGS
489 unset SAVE_LDFLAGS
490 unset SAVE_extralibs
491 }
492
493 temp_cflags(){
494 save_flags
495 CFLAGS="$CFLAGS $*"
496 }
497
498 temp_ldflags(){
499 save_flags
500 LDFLAGS="$LDFLAGS $*"
501 }
502
503 temp_extralibs(){
504 save_flags
505 extralibs="$extralibs $*"
506 }
507
508 append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513 }
514
515 add_cppflags(){
516 append CPPFLAGS $($filter_cppflags "$@")
517 }
518
519 add_cflags(){
520 append CFLAGS $($filter_cflags "$@")
521 }
522
523 add_asflags(){
524 append ASFLAGS $($filter_asflags "$@")
525 }
526
527 add_ldflags(){
528 append LDFLAGS "$@"
529 }
530
531 add_extralibs(){
532 append extralibs "$@"
533 }
534
535 check_cmd(){
536 log "$@"
537 "$@" >> $logfile 2>&1
538 }
539
540 check_cc(){
541 log check_cc "$@"
542 cat > $TMPC
543 log_file $TMPC
544 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
545 }
546
547 check_cpp(){
548 log check_cpp "$@"
549 cat > $TMPC
550 log_file $TMPC
551 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
552 }
553
554 check_as(){
555 log check_as "$@"
556 cat > $TMPC
557 log_file $TMPC
558 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
559 }
560
561 check_asm(){
562 log check_asm "$@"
563 name="$1"
564 asm="$2"
565 shift 2
566 check_as "$@" <<EOF && enable $name || disable $name
567 void foo(void){ __asm__ volatile($asm); }
568 EOF
569 }
570
571 check_yasm(){
572 log check_yasm "$@"
573 echo "$1" > $TMPS
574 log_file $TMPS
575 shift 1
576 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
577 }
578
579 check_ld(){
580 log check_ld "$@"
581 check_cc || return
582 flags=''
583 libs=''
584 for f; do
585 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
586 done
587 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
588 }
589
590 check_cppflags(){
591 log check_cppflags "$@"
592 set -- $($filter_cppflags "$@")
593 check_cc "$@" <<EOF && append CPPFLAGS "$@"
594 int x;
595 EOF
596 }
597
598 check_cflags(){
599 log check_cflags "$@"
600 set -- $($filter_cflags "$@")
601 check_cc "$@" <<EOF && append CFLAGS "$@"
602 int x;
603 EOF
604 }
605
606 check_ldflags(){
607 log check_ldflags "$@"
608 check_ld "$@" <<EOF && add_ldflags "$@"
609 int main(void){ return 0; }
610 EOF
611 }
612
613 check_header(){
614 log check_header "$@"
615 header=$1
616 shift
617 disable_safe $header
618 check_cpp "$@" <<EOF && enable_safe $header
619 #include <$header>
620 int x;
621 EOF
622 }
623
624 check_func(){
625 log check_func "$@"
626 func=$1
627 shift
628 disable $func
629 check_ld "$@" <<EOF && enable $func
630 extern int $func();
631 int main(void){ $func(); }
632 EOF
633 }
634
635 check_func_headers(){
636 log check_func_headers "$@"
637 headers=$1
638 func=$2
639 shift 2
640 disable $func
641 incs=""
642 for hdr in $headers; do
643 incs="$incs
644 #include <$hdr>"
645 done
646 check_ld "$@" <<EOF && enable $func && enable_safe $headers
647 $incs
648 int main(int argc, char **argv){
649 return (long) $func;
650 }
651 EOF
652 }
653
654 check_cpp_condition(){
655 log check_cpp_condition "$@"
656 header=$1
657 condition=$2
658 check_cpp <<EOF
659 #include <$header>
660 #if !($condition)
661 #error "unsatisfied condition: $condition"
662 #endif
663 EOF
664 }
665
666 check_lib(){
667 log check_lib "$@"
668 header="$1"
669 func="$2"
670 shift 2
671 temp_extralibs "$@"
672 check_header $header && check_func $func && add_extralibs "$@"
673 err=$?
674 restore_flags
675 return $err
676 }
677
678 check_lib2(){
679 log check_lib2 "$@"
680 headers="$1"
681 func="$2"
682 shift 2
683 temp_extralibs "$@"
684 check_func_headers "$headers" $func && add_extralibs "$@"
685 err=$?
686 restore_flags
687 return $err
688 }
689
690 check_exec(){
691 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
692 }
693
694 check_exec_crash(){
695 code=$(cat)
696
697 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
698 # are safe but may not be available everywhere. Thus we use
699 # raise(SIGTERM) instead. The check is run in a subshell so we
700 # can redirect the "Terminated" message from the shell. SIGBUS
701 # is not defined by standard C so it is used conditionally.
702
703 (check_exec "$@") >> $logfile 2>&1 <<EOF
704 #include <signal.h>
705 static void sighandler(int sig){
706 raise(SIGTERM);
707 }
708 int main(void){
709 signal(SIGILL, sighandler);
710 signal(SIGFPE, sighandler);
711 signal(SIGSEGV, sighandler);
712 #ifdef SIGBUS
713 signal(SIGBUS, sighandler);
714 #endif
715 { $code }
716 }
717 EOF
718 }
719
720 check_type(){
721 log check_type "$@"
722 headers=$1
723 type=$2
724 shift 2
725 disable $type
726 incs=""
727 for hdr in $headers; do
728 incs="$incs
729 #include <$hdr>"
730 done
731 check_cc "$@" <<EOF && enable $type
732 $incs
733 $type v;
734 EOF
735 }
736
737 require(){
738 name="$1"
739 header="$2"
740 func="$3"
741 shift 3
742 check_lib $header $func "$@" || die "ERROR: $name not found"
743 }
744
745 require2(){
746 name="$1"
747 headers="$2"
748 func="$3"
749 shift 3
750 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
751 }
752
753 check_foo_config(){
754 cfg=$1
755 pkg=$2
756 header=$3
757 func=$4
758 shift 4
759 disable $cfg
760 check_cmd ${pkg}-config --version
761 err=$?
762 if test "$err" = 0; then
763 temp_cflags $(${pkg}-config --cflags)
764 temp_extralibs $(${pkg}-config --libs)
765 check_lib "$@" $header $func && enable $cfg
766 fi
767 return $err
768 }
769
770 apply(){
771 file=$1
772 shift
773 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
774 }
775
776 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
777 # system-dependent things.
778
779 COMPONENT_LIST="
780 bsfs
781 decoders
782 demuxers
783 encoders
784 filters
785 hwaccels
786 indevs
787 muxers
788 outdevs
789 parsers
790 protocols
791 "
792
793 CONFIG_LIST="
794 $COMPONENT_LIST
795 aandct
796 avfilter
797 avfilter_lavf
798 avisynth
799 beos_netserver
800 bzlib
801 fastdiv
802 ffmpeg
803 ffplay
804 ffserver
805 fft
806 golomb
807 gpl
808 gprof
809 gray
810 hardcoded_tables
811 ipv6
812 libdc1394
813 libdirac
814 libfaac
815 libfaad
816 libfaadbin
817 libgsm
818 libmp3lame
819 libnut
820 libopencore_amrnb
821 libopencore_amrwb
822 libopenjpeg
823 libschroedinger
824 libspeex
825 libtheora
826 libvorbis
827 libx264
828 libxvid
829 mdct
830 memalign_hack
831 mlib
832 mpegaudio_hp
833 network
834 nonfree
835 postproc
836 powerpc_perf
837 rdft
838 runtime_cpudetect
839 shared
840 small
841 static
842 swscale_alpha
843 vaapi
844 vdpau
845 version3
846 x11grab
847 zlib
848 "
849
850 THREADS_LIST='
851 beosthreads
852 os2threads
853 pthreads
854 w32threads
855 '
856
857 ARCH_LIST='
858 alpha
859 arm
860 bfin
861 ia64
862 m68k
863 mips
864 mips64
865 parisc
866 ppc
867 ppc64
868 s390
869 sh4
870 sparc
871 sparc64
872 x86
873 x86_32
874 x86_64
875 '
876
877 ARCH_EXT_LIST='
878 altivec
879 amd3dnow
880 amd3dnowext
881 armv5te
882 armv6
883 armv6t2
884 armvfp
885 iwmmxt
886 mmi
887 mmx
888 mmx2
889 neon
890 ppc4xx
891 sse
892 ssse3
893 vis
894 '
895
896 HAVE_LIST="
897 $ARCH_EXT_LIST
898 $THREADS_LIST
899 alsa_asoundlib_h
900 altivec_h
901 arpa_inet_h
902 attribute_packed
903 bigendian
904 bswap
905 closesocket
906 cmov
907 conio_h
908 dcbzl
909 dev_bktr_ioctl_bt848_h
910 dev_bktr_ioctl_meteor_h
911 dev_ic_bt8xx_h
912 dev_video_meteor_ioctl_meteor_h
913 dev_video_bktr_ioctl_bt848_h
914 dlfcn_h
915 dlopen
916 dos_paths
917 ebp_available
918 ebx_available
919 fast_64bit
920 fast_cmov
921 fast_unaligned
922 fork
923 gethrtime
924 GetProcessTimes
925 getrusage
926 inet_aton
927 inline_asm
928 isatty
929 ldbrx
930 libdc1394_1
931 libdc1394_2
932 llrint
933 log2
934 loongson
935 lrint
936 lrintf
937 lzo1x_999_compress
938 machine_ioctl_bt848_h
939 machine_ioctl_meteor_h
940 malloc_h
941 memalign
942 mkstemp
943 pld
944 posix_memalign
945 round
946 roundf
947 sdl
948 sdl_video_size
949 setmode
950 socklen_t
951 soundcard_h
952 poll_h
953 sys_mman_h
954 sys_resource_h
955 sys_select_h
956 sys_soundcard_h
957 sys_videoio_h
958 ten_operands
959 termios_h
960 threads
961 truncf
962 vfp_args
963 VirtualAlloc
964 winsock2_h
965 xform_asm
966 yasm
967 "
968
969 # options emitted with CONFIG_ prefix but not available on command line
970 CONFIG_EXTRA="
971 gplv3
972 lgplv3
973 "
974
975 CMDLINE_SELECT="
976 $ARCH_EXT_LIST
977 $CONFIG_LIST
978 $THREADS_LIST
979 cross_compile
980 debug
981 extra_warnings
982 logging
983 optimizations
984 stripping
985 yasm
986 "
987
988 PATHS_LIST='
989 bindir
990 datadir
991 incdir
992 libdir
993 mandir
994 prefix
995 shlibdir
996 '
997
998 CMDLINE_SET="
999 $PATHS_LIST
1000 arch
1001 as
1002 build_suffix
1003 cc
1004 cpu
1005 cross_prefix
1006 dep_cc
1007 extra_version
1008 host_cc
1009 host_cflags
1010 host_ldflags
1011 host_libs
1012 host_os
1013 ld
1014 logfile
1015 nm
1016 source_path
1017 sysinclude
1018 sysroot
1019 target_exec
1020 target_os
1021 target_path
1022 "
1023
1024 CMDLINE_APPEND="
1025 extra_cflags
1026 "
1027
1028 # code dependency declarations
1029
1030 # architecture extensions
1031 altivec_deps="ppc"
1032 amd3dnow_deps="mmx"
1033 amd3dnowext_deps="amd3dnow"
1034 armv5te_deps="arm"
1035 armv6_deps="arm"
1036 armv6t2_deps="arm"
1037 armvfp_deps="arm"
1038 iwmmxt_deps="arm"
1039 mmi_deps="mips"
1040 mmx_deps="x86"
1041 mmx2_deps="mmx"
1042 neon_deps="arm"
1043 ppc4xx_deps="ppc"
1044 sse_deps="mmx"
1045 ssse3_deps="sse"
1046 vis_deps="sparc"
1047
1048 need_memalign="altivec neon sse"
1049 inline_asm_deps="!tms470"
1050
1051 # decoders / encoders / hardware accelerators
1052 aac_decoder_select="fft mdct"
1053 aac_encoder_select="fft mdct"
1054 ac3_decoder_select="fft mdct"
1055 atrac3_decoder_select="fft mdct"
1056 cavs_decoder_select="golomb"
1057 cook_decoder_select="fft mdct"
1058 cscd_decoder_suggest="zlib"
1059 dca_decoder_select="fft mdct"
1060 dnxhd_encoder_select="aandct"
1061 dxa_decoder_select="zlib"
1062 eac3_decoder_select="ac3_decoder"
1063 eamad_decoder_select="aandct"
1064 eatgq_decoder_select="aandct"
1065 eatqi_decoder_select="aandct"
1066 ffv1_decoder_select="golomb"
1067 flac_decoder_select="golomb"
1068 flac_encoder_select="golomb"
1069 flashsv_decoder_select="zlib"
1070 flashsv_encoder_select="zlib"
1071 flv_encoder_select="h263_encoder"
1072 h261_encoder_select="aandct"
1073 h263_encoder_select="aandct"
1074 h263_vaapi_hwaccel_deps="va_va_h"
1075 h263_vaapi_hwaccel_select="vaapi h263_decoder"
1076 h263p_encoder_select="h263_encoder"
1077 h264_decoder_select="golomb"
1078 h264_vaapi_hwaccel_deps="va_va_h"
1079 h264_vaapi_hwaccel_select="vaapi"
1080 h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1081 h264_vdpau_decoder_select="vdpau h264_decoder"
1082 imc_decoder_select="fft mdct"
1083 jpegls_decoder_select="golomb"
1084 jpegls_encoder_select="golomb"
1085 ljpeg_encoder_select="aandct"
1086 loco_decoder_select="golomb"
1087 mjpeg_encoder_select="aandct"
1088 mpeg1video_encoder_select="aandct"
1089 mpeg2video_encoder_select="aandct"
1090 mpeg4_encoder_select="h263_encoder"
1091 mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1092 mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1093 mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1094 mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
1095 mpeg2_vaapi_hwaccel_deps="va_va_h"
1096 mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
1097 mpeg4_vaapi_hwaccel_deps="va_va_h"
1098 mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1099 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1100 mpeg_xvmc_decoder_select="mpegvideo_decoder"
1101 msmpeg4v1_encoder_select="h263_encoder"
1102 msmpeg4v2_encoder_select="h263_encoder"
1103 msmpeg4v3_encoder_select="h263_encoder"
1104 nellymoser_decoder_select="fft mdct"
1105 nellymoser_encoder_select="fft mdct"
1106 png_decoder_select="zlib"
1107 png_encoder_select="zlib"
1108 qdm2_decoder_select="fft mdct rdft"
1109 rv10_encoder_select="h263_encoder"
1110 rv20_encoder_select="h263_encoder"
1111 rv30_decoder_select="golomb"
1112 rv40_decoder_select="golomb"
1113 shorten_decoder_select="golomb"
1114 sonic_decoder_select="golomb"
1115 sonic_encoder_select="golomb"
1116 sonic_ls_encoder_select="golomb"
1117 svq3_decoder_select="golomb"
1118 svq3_decoder_suggest="zlib"
1119 theora_decoder_select="vp3_decoder"
1120 tiff_decoder_suggest="zlib"
1121 tiff_encoder_suggest="zlib"
1122 tscc_decoder_select="zlib"
1123 vc1_vaapi_hwaccel_deps="va_va_h"
1124 vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1125 vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1126 vc1_vdpau_decoder_select="vdpau vc1_decoder"
1127 vorbis_decoder_select="fft mdct"
1128 vorbis_encoder_select="fft mdct"
1129 vp6a_decoder_select="vp6_decoder"
1130 vp6f_decoder_select="vp6_decoder"
1131 wmav1_decoder_select="fft mdct"
1132 wmav1_encoder_select="fft mdct"
1133 wmav2_decoder_select="fft mdct"
1134 wmav2_encoder_select="fft mdct"
1135 wmv1_encoder_select="h263_encoder"
1136 wmv2_encoder_select="aandct"
1137 wmv3_decoder_select="vc1_decoder"
1138 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1139 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
1140 zlib_decoder_select="zlib"
1141 zlib_encoder_select="zlib"
1142 zmbv_decoder_select="zlib"
1143 zmbv_encoder_select="zlib"
1144
1145 # parsers
1146 h264_parser_select="golomb"
1147
1148 # external libraries
1149 libdirac_decoder_deps="libdirac !libschroedinger"
1150 libdirac_encoder_deps="libdirac"
1151 libfaac_encoder_deps="libfaac"
1152 libfaad_decoder_deps="libfaad"
1153 libfaadbin_decoder_extralibs='$ldl'
1154 libgsm_decoder_deps="libgsm"
1155 libgsm_encoder_deps="libgsm"
1156 libgsm_ms_decoder_deps="libgsm"
1157 libgsm_ms_encoder_deps="libgsm"
1158 libmp3lame_encoder_deps="libmp3lame"
1159 libopencore_amrnb_decoder_deps="libopencore_amrnb"
1160 libopencore_amrnb_encoder_deps="libopencore_amrnb"
1161 libopencore_amrwb_decoder_deps="libopencore_amrwb"
1162 libopenjpeg_decoder_deps="libopenjpeg"
1163 libschroedinger_decoder_deps="libschroedinger"
1164 libschroedinger_encoder_deps="libschroedinger"
1165 libspeex_decoder_deps="libspeex"
1166 libtheora_encoder_deps="libtheora"
1167 libvorbis_encoder_deps="libvorbis"
1168 libx264_encoder_deps="libx264"
1169 libxvid_encoder_deps="libxvid"
1170
1171 # demuxers / muxers
1172 ac3_demuxer_deps="ac3_parser"
1173 asf_stream_muxer_select="asf_muxer"
1174 avisynth_demuxer_deps="avisynth"
1175 dirac_demuxer_deps="dirac_parser"
1176 ipod_muxer_select="mov_muxer"
1177 libnut_demuxer_deps="libnut"
1178 libnut_muxer_deps="libnut"
1179 matroska_audio_muxer_select="matroska_muxer"
1180 matroska_demuxer_suggest="zlib bzlib"
1181 mov_demuxer_suggest="zlib"
1182 mp3_demuxer_deps="mpegaudio_parser"
1183 mp4_muxer_select="mov_muxer"
1184 mpegtsraw_demuxer_select="mpegts_demuxer"
1185 mxf_d10_muxer_select="mxf_muxer"
1186 psp_muxer_select="mov_muxer"
1187 redir_demuxer_deps="network"
1188 rtp_muxer_deps="network rtp_protocol"
1189 rtsp_demuxer_deps="sdp_demuxer"
1190 sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1191 tg2_muxer_select="mov_muxer"
1192 tgp_muxer_select="mov_muxer"
1193
1194 # indevs / outdevs
1195 alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1196 alsa_indev_extralibs="-lasound"
1197 alsa_outdev_deps="alsa_asoundlib_h"
1198 alsa_outdev_extralibs="-lasound"
1199 audio_beos_indev_deps="audio_beos"
1200 audio_beos_indev_extralibs="-lmedia -lbe"
1201 audio_beos_outdev_deps="audio_beos"
1202 audio_beos_outdev_extralibs="-lmedia -lbe"
1203 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1204 dv1394_indev_deps="dv1394 dv_demuxer"
1205 jack_indev_deps="jack_jack_h"
1206 jack_indev_extralibs="-ljack"
1207 libdc1394_indev_deps="libdc1394"
1208 oss_indev_deps_any="soundcard_h sys_soundcard_h"
1209 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
1210 v4l_indev_deps="linux_videodev_h"
1211 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1212 vfwcap_indev_deps="capCreateCaptureWindow"
1213 vfwcap_indev_extralibs="-lvfw32"
1214 x11_grab_device_indev_deps="x11grab XShmCreateImage"
1215 x11_grab_device_indev_extralibs="-lX11 -lXext"
1216
1217 # protocols
1218 gopher_protocol_deps="network"
1219 http_protocol_deps="network"
1220 rtmp_protocol_deps="tcp_protocol"
1221 rtp_protocol_deps="udp_protocol"
1222 tcp_protocol_deps="network"
1223 udp_protocol_deps="network"
1224
1225 # filters
1226 movie_filter_deps="avfilter_lavf"
1227
1228 # programs
1229 ffplay_deps="sdl"
1230 ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
1231 ffserver_extralibs='$ldl'
1232
1233
1234 # default parameters
1235
1236 logfile="config.err"
1237
1238 # installation paths
1239 prefix_default="/usr/local"
1240 bindir_default='${prefix}/bin'
1241 datadir_default='${prefix}/share/ffmpeg'
1242 incdir_default='${prefix}/include'
1243 libdir_default='${prefix}/lib'
1244 mandir_default='${prefix}/share/man'
1245 shlibdir_default="$libdir_default"
1246
1247 # toolchain
1248 ar="ar"
1249 cc_default="gcc"
1250 host_cc_default="gcc"
1251 ln_s="ln -sf"
1252 nm_default="nm"
1253 objformat="elf"
1254 ranlib="ranlib"
1255 strip="strip"
1256 yasmexe="yasm"
1257
1258 # machine
1259 arch=$(uname -m)
1260 cpu="generic"
1261
1262 # OS
1263 target_os=$(tolower $(uname -s))
1264 host_os=$target_os
1265
1266 # configurable options
1267 enable debug
1268 enable fastdiv
1269 enable ffmpeg
1270 enable ffplay
1271 enable ffserver
1272 enable ipv6
1273 enable mpegaudio_hp
1274 enable network
1275 enable optimizations
1276 enable protocols
1277 enable static
1278 enable stripping
1279 enable swscale_alpha
1280
1281 # build settings
1282 SHFLAGS='-shared -Wl,-soname,$$(@F)'
1283 FFSERVERLDFLAGS=-Wl,-E
1284 LIBPREF="lib"
1285 LIBSUF=".a"
1286 FULLNAME='$(NAME)$(BUILDSUF)'
1287 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1288 SLIBPREF="lib"
1289 SLIBSUF=".so"
1290 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1291 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1292 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1293 LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1294
1295 CC_O='-o $@'
1296
1297 host_cflags='-O3 -g -Wall'
1298 host_libs='-lm'
1299
1300 target_path='.'
1301
1302 # gcc stupidly only outputs the basename of targets with -MM, but we need the
1303 # full relative path for objects in subdirectories for non-recursive Make.
1304 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $@'
1305 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
1306
1307 # find source path
1308 source_path="$(dirname "$0")"
1309 enable source_path_used
1310 if test -f configure; then
1311 source_path="$(pwd)"
1312 disable source_path_used
1313 else
1314 source_path="$(cd "$source_path"; pwd)"
1315 echo "$source_path" | grep -q '[[:blank:]]' &&
1316 die "Out of tree builds are impossible with whitespace in source path."
1317 test -e "$source_path/config.h" &&
1318 die "Out of tree builds are impossible with config.h in source dir."
1319 fi
1320
1321 for v in "$@"; do
1322 r=${v#*=}
1323 l=${v%"$r"}
1324 r=$(sh_quote "$r")
1325 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1326 done
1327
1328 find_things(){
1329 thing=$1
1330 pattern=$2
1331 file=$source_path/$3
1332 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1333 }
1334
1335 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1336 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1337 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
1338 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1339 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1340 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1341 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1342 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1343 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
1344 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1345 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
1346
1347 enable $ARCH_EXT_LIST \
1348 $DECODER_LIST \
1349 $ENCODER_LIST \
1350 $HWACCEL_LIST \
1351 $PARSER_LIST \
1352 $BSF_LIST \
1353 $DEMUXER_LIST \
1354 $MUXER_LIST \
1355 $FILTER_LIST \
1356 $PROTOCOL_LIST \
1357 $INDEV_LIST \
1358 $OUTDEV_LIST \
1359
1360 die_unknown(){
1361 echo "Unknown option \"$1\"."
1362 echo "See $0 --help for available options."
1363 exit 1
1364 }
1365
1366 show_list() {
1367 suffix=_$1
1368 shift
1369 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
1370 exit 0
1371 }
1372
1373 for opt do
1374 optval="${opt#*=}"
1375 case "$opt" in
1376 --extra-ldflags=*) add_ldflags $optval
1377 ;;
1378 --extra-libs=*) add_extralibs $optval
1379 ;;
1380 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1381 ;;
1382 --enable-debug=*) debuglevel="$optval"
1383 ;;
1384 --enable-*=*|--disable-*=*)
1385 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
1386 case "$thing" in
1387 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
1388 *) die_unknown "$opt" ;;
1389 esac
1390 ;;
1391 --enable-?*|--disable-?*)
1392 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1393 if is_in $option $COMPONENT_LIST; then
1394 test $action = disable && action=unset
1395 eval $action \$$(toupper ${option%s})_LIST
1396 elif is_in $option $CMDLINE_SELECT; then
1397 $action $option
1398 else
1399 die_unknown $opt
1400 fi
1401 ;;
1402 --list-*)
1403 NAME="${opt#--list-}"
1404 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1405 NAME=${NAME%s}
1406 eval show_list $NAME \$$(toupper $NAME)_LIST
1407 ;;
1408 --help|-h) show_help
1409 ;;
1410 *)
1411 optname="${opt%%=*}"
1412 optname="${optname#--}"
1413 optname=$(echo "$optname" | sed 's/-/_/g')
1414 if is_in $optname $CMDLINE_SET; then
1415 eval $optname='$optval'
1416 elif is_in $optname $CMDLINE_APPEND; then
1417 append $optname "$optval"
1418 else
1419 die_unknown $opt
1420 fi
1421 ;;
1422 esac
1423 done
1424
1425 disabled logging && logfile=/dev/null
1426
1427 echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
1428 set >> $logfile
1429
1430 test -n "$cross_prefix" && enable cross_compile
1431
1432 ar="${cross_prefix}${ar}"
1433 cc_default="${cross_prefix}${cc_default}"
1434 nm_default="${cross_prefix}${nm_default}"
1435 ranlib="${cross_prefix}${ranlib}"
1436 strip="${cross_prefix}${strip}"
1437
1438 sysinclude_default="${sysroot}/usr/include"
1439
1440 set_default cc nm sysinclude
1441 enabled cross_compile || host_cc_default=$cc
1442 set_default host_cc
1443
1444 exesuf() {
1445 case $1 in
1446 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1447 esac
1448 }
1449
1450 EXESUF=$(exesuf $target_os)
1451 HOSTEXESUF=$(exesuf $host_os)
1452
1453 # set temporary file name
1454 : ${TMPDIR:=$TEMPDIR}
1455 : ${TMPDIR:=$TMP}
1456 : ${TMPDIR:=/tmp}
1457
1458 if ! check_cmd type mktemp; then
1459 # simple replacement for missing mktemp
1460 # NOT SAFE FOR GENERAL USE
1461 mktemp(){
1462 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1463 }
1464 fi
1465
1466 tmpfile(){
1467 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1468 (set -C; exec > $tmp) 2>/dev/null ||
1469 die "Unable to create temoporary file in $TMPDIR."
1470 append TMPFILES $tmp
1471 eval $1=$tmp
1472 }
1473
1474 trap 'rm -f -- $TMPFILES' EXIT
1475 trap exit HUP INT TERM
1476
1477 tmpfile TMPC .c
1478 tmpfile TMPE $EXESUF
1479 tmpfile TMPH .h
1480 tmpfile TMPO .o
1481 tmpfile TMPS .S
1482 tmpfile TMPSH .sh
1483
1484 unset -f mktemp
1485
1486 # make sure we can execute files in $TMPDIR
1487 cat > $TMPSH 2>> $logfile <<EOF
1488 #! /bin/sh
1489 EOF
1490 chmod +x $TMPSH >> $logfile 2>&1
1491 if ! $TMPSH >> $logfile 2>&1; then
1492 cat <<EOF
1493 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1494 variable to another directory and make sure that it is not mounted noexec.
1495 EOF
1496 die "Sanity test failed."
1497 fi
1498
1499 filter_cflags=echo
1500 filter_cppflags=echo
1501 filter_asflags=echo
1502
1503 if $cc --version 2>/dev/null | grep -qi gcc; then
1504 cc_type=gcc
1505 elif $cc --version 2>/dev/null | grep -q Intel; then
1506 cc_type=icc
1507 elif $cc -v 2>&1 | grep -q xlc; then
1508 cc_type=xlc
1509 elif $cc -V 2>/dev/null | grep -q Compaq; then
1510 cc_type=ccc
1511 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
1512 debuglevel=3
1513 add_ldflags -Wl,-z,now # calls to libots crash without this
1514 elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1515 test -d "$sysroot" || die "No valid sysroot specified."
1516 cc_type=armcc
1517 armcc_conf="$PWD/armcc.conf"
1518 $cc --arm_linux_configure \
1519 --arm_linux_config_file="$armcc_conf" \
1520 --configure_sysroot="$sysroot" \
1521 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1522 die "Error creating armcc configuration file."
1523 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
1524 as_default="${cross_prefix}gcc"
1525 elif $cc -version 2>/dev/null | grep -q TMS470; then
1526 cc_type=tms470
1527 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1528 CC_O='-fr=$(@D)'
1529 as_default="${cross_prefix}gcc"
1530 ld_default="${cross_prefix}gcc"
1531 dep_cc_default="${cross_prefix}gcc"
1532 TMPO=$(basename $TMPC .c).o
1533 append TMPFILES $TMPO
1534 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
1535 DEPFLAGS='$(CPPFLAGS) -MM'
1536 filter_cflags=tms470_flags
1537 tms470_flags(){
1538 for flag; do
1539 case $flag in
1540 -march=*|-mcpu=*)
1541 case "${flag#*=}" in
1542 armv7-a|cortex-a*) echo -mv=7a8 ;;
1543 armv7-r|cortex-r*) echo -mv=7r4 ;;
1544 armv7-m|cortex-m*) echo -mv=7m3 ;;
1545 armv6*|arm11*) echo -mv=6 ;;
1546 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1547 echo -mv=5e ;;
1548 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1549 esac
1550 ;;
1551 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1552 -mfpu=vfp) echo --float_support=vfpv2 ;;
1553 -mfpu=softvfp) echo --float_support=vfplib ;;
1554 -Os) echo -O3 -mf=2 ;;
1555 -O[0-3]) echo $flag -mf=5 ;;
1556 -g) echo -g -mn ;;
1557 esac
1558 done
1559 }
1560 fi
1561
1562 test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1563
1564 : ${as_default:=$cc}
1565 : ${dep_cc_default:=$cc}
1566 : ${ld_default:=$cc}
1567 set_default as dep_cc ld
1568
1569 add_cflags $extra_cflags
1570 add_asflags $extra_cflags
1571
1572 if test -n "$sysroot"; then
1573 case "$cc_type" in
1574 gcc)
1575 add_cppflags --sysroot="$sysroot"
1576 add_ldflags --sysroot="$sysroot"
1577 ;;
1578 tms470)
1579 add_cppflags -I"$sysinclude"
1580 add_ldflags --sysroot="$sysroot"
1581 ;;
1582 esac
1583 fi
1584
1585 # Add processor-specific flags
1586 case $cpu in
1587 601|ppc601|PowerPC601)
1588 cpuflags="-mcpu=601"
1589 ;;
1590 603*|ppc603*|PowerPC603*)
1591 cpuflags="-mcpu=603"
1592 ;;
1593 604*|ppc604*|PowerPC604*)
1594 cpuflags="-mcpu=604"
1595 ;;
1596 G3|g3|75*|ppc75*|PowerPC75*)
1597 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1598 ;;
1599 G4|g4|745*|ppc745*|PowerPC745*)
1600 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1601 ;;
1602 74*|ppc74*|PowerPC74*)
1603 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1604 ;;
1605 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1606 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1607 ;;
1608 Cell|CELL|cell)
1609 cpuflags="-mcpu=cell"
1610 enable ldbrx
1611 ;;
1612 # targets that do NOT support conditional mov (cmov)
1613 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1614 cpuflags="-march=$cpu"
1615 disable cmov
1616 ;;
1617 # targets that do support conditional mov (cmov)
1618 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1619 cpuflags="-march=$cpu"
1620 enable cmov
1621 enable fast_cmov
1622 ;;
1623 # targets that do support conditional mov but on which it's slow
1624 pentium4|pentium4m|prescott|nocona)
1625 cpuflags="-march=$cpu"
1626 enable cmov
1627 disable fast_cmov
1628 ;;
1629 sparc64)
1630 cpuflags="-mcpu=v9"
1631 ;;
1632 arm11*|cortex*)
1633 cpuflags="-mcpu=$cpu"
1634 enable fast_unaligned
1635 ;;
1636 armv[67]*)
1637 cpuflags="-march=$cpu"
1638 enable fast_unaligned
1639 ;;
1640 armv*)
1641 cpuflags="-march=$cpu"
1642 ;;
1643 arm*)
1644 cpuflags="-mcpu=$cpu"
1645 ;;
1646 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1647 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1648 ;;
1649 bf*)
1650 cpuflags="-mcpu=$cpu"
1651 ;;
1652 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1653 cpuflags="-march=$cpu"
1654 ;;
1655 generic)
1656 ;;
1657 *)
1658 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1659 ;;
1660 esac
1661
1662 add_cflags $cpuflags
1663 add_asflags $cpuflags
1664
1665 # compiler sanity check
1666 check_exec <<EOF
1667 int main(void){ return 0; }
1668 EOF
1669 if test "$?" != 0; then
1670 echo "$cc is unable to create an executable file."
1671 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1672 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1673 echo "Only do this if you know what cross compiling means."
1674 fi
1675 die "C compiler test failed."
1676 fi
1677
1678 add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
1679 check_cflags -std=c99
1680 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
1681 #include <stdlib.h>
1682 EOF
1683 check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
1684 #include <stdlib.h>
1685 EOF
1686
1687 case "$arch" in
1688 alpha)
1689 arch="alpha"
1690 enable fast_64bit
1691 check_cflags -mieee
1692 pic=$shared
1693 ;;
1694 arm|armv[4567]*l)
1695 arch="arm"
1696 ;;
1697 avr32)
1698 ;;
1699 bfin)
1700 arch="bfin"
1701 ;;
1702 ia64)
1703 arch="ia64"
1704 enable fast_64bit
1705 pic=$shared
1706 ;;
1707 m68k)
1708 arch="m68k"
1709 ;;
1710 mips|mipsel|IP*)
1711 arch="mips"
1712 pic=$shared
1713 ;;
1714 mips64)
1715 arch="mips"
1716 subarch="mips64"
1717 enable fast_64bit
1718 pic=$shared
1719 ;;
1720 parisc|hppa)
1721 arch="parisc"
1722 pic=$shared
1723 ;;
1724 parisc64|hppa64)
1725 arch="parisc"
1726 enable fast_64bit
1727 pic=$shared
1728 ;;
1729 "Power Macintosh"|ppc|powerpc)
1730 arch="ppc"
1731 enable fast_unaligned
1732 ;;
1733 ppc64)
1734 arch="ppc"
1735 subarch="ppc64"
1736 enable fast_64bit
1737 enable fast_unaligned
1738 ;;
1739 s390|s390x)
1740 arch="s390"
1741 ;;
1742 sh4|sh)
1743 arch="sh4"
1744 ;;
1745 sparc)
1746 arch="sparc"
1747 pic=$shared
1748 ;;
1749 sun4u|sparc64)
1750 arch="sparc"
1751 subarch="sparc64"
1752 enable fast_64bit
1753 pic=$shared
1754 ;;
1755 i386|i486|i586|i686|i86pc|BePC)
1756 arch="x86"
1757 subarch="x86_32"
1758 enable fast_unaligned
1759 ;;
1760 x86_64|amd64)
1761 arch="x86"
1762 subarch="x86_32"
1763 enable cmov
1764 enable fast_cmov
1765 enable fast_unaligned
1766 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && pic=$shared
1767 int test[sizeof(char*) - 7];
1768 EOF
1769 ;;
1770 *)
1771 arch="unknown"
1772 ;;
1773 esac
1774
1775 enable $arch $subarch
1776
1777 # OS specific
1778 case $target_os in
1779 beos|haiku|zeta)
1780 prefix_default="$HOME/config"
1781 # helps building libavcodec
1782 add_cppflags -DPIC
1783 add_cflags -fomit-frame-pointer
1784 # 3 gcc releases known for BeOS, each with ugly bugs
1785 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
1786 case "$gcc_version" in
1787 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1788 disable mmx
1789 ;;
1790 *20010315*) echo "BeBits gcc"
1791 add_cflags -fno-expensive-optimizations
1792 ;;
1793 esac
1794 SHFLAGS=-nostart
1795 # enable BeOS things
1796 enable audio_beos
1797 # no need for libm, but the inet stuff
1798 # Check for BONE
1799 # XXX: actually should check for NOT net_server
1800 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
1801 network_extralibs="-lbind -lsocket"
1802 else
1803 enable beos_netserver
1804 network_extralibs="-lnet"
1805 fi ;;
1806 sunos)
1807 FFSERVERLDFLAGS=""
1808 SHFLAGS='-shared -Wl,-h,$$(@F)'
1809 network_extralibs="-lsocket -lnsl"
1810 add_cppflags -D__EXTENSIONS__
1811 ;;
1812 netbsd)
1813 oss_indev_extralibs="-lossaudio"
1814 oss_outdev_extralibs="-lossaudio"
1815 ;;
1816 openbsd)
1817 enable malloc_aligned
1818 enable pic
1819 SHFLAGS='-shared'
1820 oss_indev_extralibs="-lossaudio"
1821 oss_outdev_extralibs="-lossaudio"
1822 ;;
1823 freebsd|dragonfly)
1824 enable malloc_aligned
1825 ;;
1826 bsd/os)
1827 osextralibs="-lpoll -lgnugetopt"
1828 strip="strip -d"
1829 ;;
1830 darwin)
1831 enable malloc_aligned
1832 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
1833 strip="strip -x"
1834 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1835 SLIBSUF=".dylib"
1836 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1837 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1838 FFSERVERLDFLAGS=-Wl,-bind_at_load
1839 objformat="macho"
1840 enabled x86_64 && objformat="macho64"
1841 enabled shared || check_cflags -mdynamic-no-pic
1842 ;;
1843 mingw32*)
1844 if test $target_os = "mingw32ce"; then
1845 disable network
1846 else
1847 target_os=mingw32
1848 fi
1849 LIBTARGET=i386
1850 if enabled x86_64; then
1851 enable malloc_aligned
1852 LIBTARGET=x64
1853 elif enabled arm; then
1854 LIBTARGET=arm
1855 fi
1856 shlibdir_default="$bindir_default"
1857 disable ffserver
1858 SLIBPREF=""
1859 SLIBSUF=".dll"
1860 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1861 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1862 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
1863 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1864 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1865 install -d "$(LIBDIR)"; \
1866 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
1867 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1868 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
1869 objformat="win32"
1870 enable dos_paths
1871 check_cflags -fno-common
1872 if ! enabled x86_64; then
1873 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1874 die "ERROR: MinGW runtime version must be >= 3.15."
1875 enabled_any avisynth vfwcap_indev &&
1876 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1877 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
1878 fi
1879 ;;
1880 cygwin*)
1881 target_os=cygwin
1882 shlibdir_default="$bindir_default"
1883 SLIBPREF="cyg"
1884 SLIBSUF=".dll"
1885 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1886 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1887 SHFLAGS='-shared -Wl,--enable-auto-image-base'
1888 objformat="win32"
1889 enable dos_paths
1890 check_cflags -fno-common
1891 ;;
1892 *-dos|freedos|opendos)
1893 disable ffplay ffserver
1894 disable $INDEV_LIST $OUTDEV_LIST
1895 network_extralibs="-lsocket"
1896 objformat="coff"
1897 enable dos_paths
1898 ;;
1899 linux)
1900 enable dv1394
1901 ;;
1902 irix*)
1903 target_os=irix
1904 ranlib="echo ignoring ranlib"
1905 ;;
1906 os/2*)
1907 strip="lxlite"
1908 ln_s="cp -f"
1909 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
1910 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
1911 FFSERVERLDFLAGS=""
1912 LIBSUF="_s.a"
1913 SLIBPREF=""
1914 SLIBSUF=".dll"
1915 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1916 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
1917 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1918 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1919 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1920 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1921 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1922 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1923 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1924 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1925 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
1926 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
1927 enable dos_paths
1928 ;;
1929 gnu/kfreebsd)
1930 ;;
1931 gnu)
1932 ;;
1933
1934 *)
1935 die "Unknown OS '$target_os'."
1936 ;;
1937 esac
1938
1939 set_default $PATHS_LIST
1940
1941 add_extralibs $osextralibs
1942
1943 # Combine FFLDFLAGS and the LDFLAGS environment variable.
1944 LDFLAGS="$FFLDFLAGS $LDFLAGS"
1945
1946 # we need to build at least one lib type
1947 if ! enabled_any static shared; then
1948 cat <<EOF
1949 At least one library type must be built.
1950 Specify --enable-static to build the static libraries or --enable-shared to
1951 build the shared libraries as well. To only build the shared libraries specify
1952 --disable-static in addition to --enable-shared.
1953 EOF
1954 exit 1;
1955 fi
1956
1957 disabled static && LIBNAME=""
1958
1959 if enabled_any libfaad libfaadbin ; then
1960 if check_header faad.h; then
1961 check_cc <<EOF
1962 #include <faad.h>
1963 #ifndef FAAD2_VERSION
1964 ok faad1
1965 #endif
1966 int main(void) { return 0; }
1967 EOF
1968 test $? = 0 && enable libfaad2
1969 else
1970 die "FAAD test failed."
1971 fi
1972 fi
1973
1974
1975 die_license_disabled() {
1976 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
1977 }
1978
1979 die_license_disabled gpl libfaad2
1980 die_license_disabled gpl libx264
1981 die_license_disabled gpl libxvid
1982 die_license_disabled gpl postproc
1983 die_license_disabled gpl x11grab
1984
1985 die_license_disabled nonfree libfaac
1986
1987 die_license_disabled version3 libopencore_amrnb
1988 die_license_disabled version3 libopencore_amrwb
1989
1990 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
1991
1992 check_deps $ARCH_EXT_LIST
1993
1994 disabled optimizations || check_cflags -fomit-frame-pointer
1995
1996 check_cc <<EOF || die "Symbol mangling check failed."
1997 int ff_extern;
1998 EOF
1999 sym=$($nm -P -g $TMPO | grep ff_extern)
2000 extern_prefix=${sym%%ff_extern*}
2001
2002 check_cc <<EOF && enable inline_asm
2003 void foo(void) { __asm__ volatile ("" ::); }
2004 EOF
2005
2006 _restrict=
2007 for restrict_keyword in restrict __restrict__ __restrict; do
2008 check_cc <<EOF && _restrict=$restrict_keyword && break
2009 void foo(char * $restrict_keyword p);
2010 EOF
2011 done
2012
2013 check_cc <<EOF && enable attribute_packed
2014 struct { int x; } __attribute__((packed)) x;
2015 EOF
2016
2017 check_cc <<EOF || die "endian test failed"
2018 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2019 EOF
2020 od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2021
2022 if enabled arm; then
2023
2024 check_ld <<EOF && enable vfp_args
2025 __asm__ (".eabi_attribute 28, 1");
2026 int main(void) { return 0; }
2027 EOF
2028
2029 # We have to check if pld is a nop and disable it.
2030 check_asm pld '"pld [r0]"'
2031
2032 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2033 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2034 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2035 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2036 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2037 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
2038
2039 elif enabled mips; then
2040
2041 check_asm loongson '"dmult.g $1, $2, $3"'
2042 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
2043
2044 elif enabled ppc; then
2045
2046 check_asm dcbzl '"dcbzl 0, 1"'
2047 check_asm ppc4xx '"maclhw r10, r11, r12"'
2048 check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
2049
2050 # AltiVec flags: The FSF version of GCC differs from the Apple version
2051 if enabled altivec; then
2052 check_cflags -maltivec -mabi=altivec &&
2053 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2054 check_cflags -faltivec
2055
2056 # check if our compiler supports Motorola AltiVec C API
2057 check_cc <<EOF || disable altivec
2058 $inc_altivec_h
2059 int main(void) {
2060 vector signed int v1, v2, v3;
2061 v1 = vec_add(v2,v3);
2062 return 0;
2063 }
2064 EOF
2065
2066 # check if our compiler supports braces for vector declarations
2067 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2068 $inc_altivec_h
2069 int main (void) { (vector int) {1}; return 0; }
2070 EOF
2071 fi
2072
2073 elif enabled sparc; then
2074
2075 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2076 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
2077
2078 elif enabled x86; then
2079
2080 # check whether EBP is available on x86
2081 # As 'i' is stored on the stack, this program will crash
2082 # if the base pointer is used to access it because the
2083 # base pointer is cleared in the inline assembly code.
2084 check_exec_crash <<EOF && enable ebp_available
2085 volatile int i=0;
2086 __asm__ volatile (
2087 "xorl %%ebp, %%ebp"
2088 ::: "%ebp");
2089 return i;
2090 EOF
2091
2092 # check wether EBX is available on x86
2093 check_asm ebx_available '"":::"%ebx"'
2094
2095 # check whether more than 10 operands are supported
2096 check_cc <<EOF && enable ten_operands
2097 int main(void) {
2098 int x=0;
2099 __asm__ volatile(
2100 ""
2101 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2102 );
2103 return 0;
2104 }
2105 EOF
2106
2107 # check whether binutils is new enough to compile SSSE3/MMX2
2108 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
2109 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
2110
2111 check_asm bswap '"bswap %%eax" ::: "%eax"'
2112
2113 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
2114 enabled x86_64 && append YASMFLAGS "-m amd64"
2115 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
2116 case "$objformat" in
2117 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
2118 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
2119 *) append YASMFLAGS "-DPREFIX" ;;
2120 esac
2121 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
2122
2123 fi
2124
2125 if check_func dlopen; then
2126 ldl=
2127 elif check_func dlopen -ldl; then
2128 ldl=-ldl
2129 fi
2130
2131 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2132 check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2133
2134 check_func fork
2135 check_func gethrtime
2136 check_func getrusage
2137 check_func inet_aton $network_extralibs
2138 check_func isatty
2139 check_func memalign
2140 check_func mkstemp
2141 check_func posix_memalign
2142 check_func_headers io.h setmode
2143 check_func_headers lzo/lzo1x.h lzo1x_999_compress
2144 check_func_headers windows.h GetProcessTimes
2145 check_func_headers windows.h VirtualAlloc
2146
2147 check_header conio.h
2148 check_header dlfcn.h
2149 check_header malloc.h
2150 check_header poll.h
2151 check_header sys/mman.h
2152 check_header sys/resource.h
2153 check_header sys/select.h
2154 check_header termios.h
2155 check_header vdpau/vdpau.h
2156 check_header vdpau/vdpau_x11.h
2157 check_header X11/extensions/XvMClib.h
2158
2159 if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2160 enabled_any $need_memalign ; then
2161 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
2162 fi
2163
2164 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
2165 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
2166
2167 # check for some common methods of building with pthread support
2168 # do this before the optional library checks as some of them require pthreads
2169 if enabled pthreads; then
2170 if check_func pthread_create; then
2171 :
2172 elif check_func pthread_create -pthread; then
2173 add_cflags -pthread
2174 add_extralibs -pthread
2175 elif check_func pthread_create -pthreads; then
2176 add_cflags -pthreads
2177 add_extralibs -pthreads
2178 elif check_func pthread_create -lpthreadGC2; then
2179 add_extralibs -lpthreadGC2
2180 elif ! check_lib pthread.h pthread_create -lpthread; then
2181 die "ERROR: can't find pthreads library"
2182 fi
2183 fi
2184
2185 for thread in $THREADS_LIST; do
2186 if enabled $thread; then
2187 test -n "$thread_type" &&
2188 die "ERROR: Only one thread type must be selected." ||
2189 thread_type="$thread"
2190 fi
2191 done
2192
2193 check_lib math.h sin -lm
2194 check_lib va/va.h vaInitialize -lva
2195
2196 check_func llrint
2197 check_func log2
2198 check_func lrint
2199 check_func lrintf
2200 check_func round
2201 check_func roundf
2202 check_func truncf
2203
2204 # these are off by default, so fail if requested and not available
2205 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
2206 enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2207 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2208 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
2209 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2210 enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
2211 enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2212 enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
2213 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
2214 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2215 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
2216 enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
2217 enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2218 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
2219 enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
2220 enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2221 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2222 enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
2223 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2224 die "ERROR: libx264 version must be >= 0.65."; }
2225 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
2226 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
2227
2228 # libdc1394 check
2229 if enabled libdc1394; then
2230 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2231 enable libdc1394_2; } ||
2232 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2233 enable libdc1394_1; } ||
2234 die "ERROR: No version of libdc1394 found "
2235 fi
2236
2237 disable sdl_too_old
2238 disable sdl
2239 SDL_CONFIG="${cross_prefix}sdl-config"
2240 if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
2241 sdl_cflags=$("${SDL_CONFIG}" --cflags)
2242 temp_cflags $sdl_cflags
2243 temp_extralibs $("${SDL_CONFIG}" --libs)
2244 if check_lib2 SDL.h SDL_Init; then
2245 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
2246 if test "$_sdlversion" -lt 121 ; then
2247 enable sdl_too_old
2248 else
2249 enable sdl
2250 check_cc $sdl_cflags <<EOF && enable sdl_video_size
2251 #include <SDL.h>
2252 int main(int argc, char **argv){
2253 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2254 int w = vi->current_w;
2255 return 0;
2256 }
2257 EOF
2258 fi
2259 fi
2260 restore_flags
2261 fi
2262
2263 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
2264
2265 if enabled network; then
2266 check_type "sys/types.h sys/socket.h" socklen_t
2267 # Prefer arpa/inet.h over winsock2
2268 if check_header arpa/inet.h ; then
2269 check_func closesocket
2270 elif check_header winsock2.h ; then
2271 check_func_headers winsock2.h closesocket -lws2 && \
2272 network_extralibs="-lws2" || \
2273 { check_func_headers winsock2.h closesocket -lws2_32 && \
2274 network_extralibs="-lws2_32"; }
2275 check_type ws2tcpip.h socklen_t
2276 else
2277 disable network
2278 fi
2279 fi
2280
2281 enabled_all network ipv6 && check_ld <<EOF || disable ipv6
2282 #include <sys/types.h>
2283 #include <sys/socket.h>
2284 #include <netinet/in.h>
2285 #include <netdb.h>
2286 int main(void) {
2287 struct sockaddr_storage saddr;
2288 struct ipv6_mreq mreq6;
2289 getaddrinfo(0,0,0,0);
2290 getnameinfo(0,0,0,0,0,0,0);
2291 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
2292 }
2293 EOF
2294
2295 check_header linux/videodev.h
2296 check_header linux/videodev2.h
2297 check_header sys/videoio.h
2298
2299 check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
2300
2301 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
2302 { check_header dev/bktr/ioctl_meteor.h &&
2303 check_header dev/bktr/ioctl_bt848.h; } ||
2304 { check_header machine/ioctl_meteor.h &&
2305 check_header machine/ioctl_bt848.h; } ||
2306 { check_header dev/video/meteor/ioctl_meteor.h &&
2307 check_header dev/video/bktr/ioctl_bt848.h; } ||
2308 check_header dev/ic/bt8xx.h
2309
2310 check_header sys/soundcard.h
2311 check_header soundcard.h
2312
2313 enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2314
2315 enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
2316
2317 enabled x11grab &&
2318 check_header X11/Xlib.h &&
2319 check_header X11/extensions/XShm.h &&
2320 check_func XOpenDisplay -lX11 &&
2321 check_func XShmCreateImage -lX11 -lXext
2322
2323 enabled debug && add_cflags -g"$debuglevel"
2324
2325 # add some useful compiler flags if supported
2326 check_cflags -Wdeclaration-after-statement
2327 check_cflags -Wall
2328 check_cflags -Wno-switch
2329 check_cflags -Wdisabled-optimization
2330 check_cflags -Wpointer-arith
2331 check_cflags -Wredundant-decls
2332 check_cflags -Wno-pointer-sign
2333 check_cflags -Wcast-qual
2334 check_cflags -Wwrite-strings
2335 check_cflags -Wtype-limits
2336 check_cflags -Wundef
2337 enabled extra_warnings && check_cflags -Winline
2338
2339 # add some linker flags
2340 check_ldflags -Wl,--warn-common
2341 check_ldflags -Wl,--as-needed
2342 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'
2343 check_ldflags -Wl,-Bsymbolic
2344
2345 if enabled small; then
2346 check_cflags -Os # not all compilers support -Os
2347 optimizations="small"
2348 elif enabled optimizations; then
2349 if enabled xlc; then
2350 add_cflags -O5
2351 add_ldflags -O5
2352 elif enabled ccc; then
2353 add_cflags -fast
2354 else
2355 add_cflags -O3
2356 fi
2357 fi
2358 check_cflags -fno-math-errno
2359 check_cflags -fno-signed-zeros
2360
2361 if enabled icc; then
2362 # Just warnings, no remarks
2363 check_cflags -w1
2364 # -wd: Disable following warnings
2365 # 144, 167, 556: -Wno-pointer-sign
2366 # 10006: ignoring unknown option -fno-signed-zeros
2367 # 10156: ignoring option '-W'; no argument required
2368 check_cflags -wd144,167,556,10006,10156
2369 # 11030: Warning unknown option --as-needed
2370 # 10156: ignoring option '-export'; no argument required
2371 check_ldflags -wd10156,11030
2372 # Allow to compile with optimizations
2373 check_ldflags -march=$cpu
2374 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2375 enable ebp_available
2376 elif enabled ccc; then
2377 # disable some annoying warnings
2378 add_cflags -msg_disable cvtu32to64
2379 add_cflags -msg_disable embedcomment
2380 add_cflags -msg_disable needconstext
2381 add_cflags -msg_disable nomainieee
2382 add_cflags -msg_disable ptrmismatch1
2383 add_cflags -msg_disable unreachcode
2384 elif enabled gcc; then
2385 check_cflags -fno-tree-vectorize
2386 fi
2387
2388 enabled pic && LIBOBJFLAGS='$(PIC)'
2389
2390 if enabled gprof; then
2391 add_cflags -p
2392 add_ldflags -p
2393 fi
2394
2395 # Find out if the .align argument is a power of two or not.
2396 check_asm asmalign_pot '".align 3"'
2397
2398 enabled_any $DECODER_LIST && enable decoders
2399 enabled_any $ENCODER_LIST && enable encoders
2400 enabled_any $HWACCEL_LIST && enable hwaccels
2401 enabled_any $BSF_LIST && enable bsfs
2402 enabled_any $DEMUXER_LIST && enable demuxers
2403 enabled_any $MUXER_LIST && enable muxers
2404 enabled_any $FILTER_LIST && enable filters
2405 enabled_any $INDEV_LIST && enable indevs
2406 enabled_any $OUTDEV_LIST && enable outdevs
2407 enabled_any $PROTOCOL_LIST && enable protocols
2408
2409 enabled_any $THREADS_LIST && enable threads
2410
2411 check_deps $CONFIG_LIST \
2412 $CONFIG_EXTRA \
2413 $HAVE_LIST \
2414 $DECODER_LIST \
2415 $ENCODER_LIST \
2416 $HWACCEL_LIST \
2417 $PARSER_LIST \
2418 $BSF_LIST \
2419 $DEMUXER_LIST \
2420 $MUXER_LIST \
2421 $FILTER_LIST \
2422 $INDEV_LIST \
2423 $OUTDEV_LIST \
2424 $PROTOCOL_LIST \
2425
2426 echo "install prefix $prefix"
2427 echo "source path $source_path"
2428 echo "C compiler $cc"
2429 echo ".align is power-of-two $asmalign_pot"
2430 echo "ARCH $arch ($cpu)"
2431 if test "$build_suffix" != ""; then
2432 echo "build suffix $build_suffix"
2433 fi
2434 if test "$extra_version" != ""; then
2435 echo "version string suffix $extra_version"
2436 fi
2437 echo "big-endian ${bigendian-no}"
2438 echo "runtime cpu detection ${runtime_cpudetect-no}"
2439 if enabled x86; then
2440 echo "yasm ${yasm-no}"
2441 echo "MMX enabled ${mmx-no}"
2442 echo "MMX2 enabled ${mmx2-no}"
2443 echo "3DNow! enabled ${amd3dnow-no}"
2444 echo "3DNow! extended enabled ${amd3dnowext-no}"
2445 echo "SSE enabled ${sse-no}"
2446 echo "SSSE3 enabled ${ssse3-no}"
2447 echo "CMOV enabled ${cmov-no}"
2448 echo "CMOV is fast ${fast_cmov-no}"
2449 echo "EBX available ${ebx_available-no}"
2450 echo "EBP available ${ebp_available-no}"
2451 echo "10 operands supported ${ten_operands-no}"
2452 fi
2453 if enabled arm; then
2454 echo "ARMv5TE enabled ${armv5te-no}"
2455 echo "ARMv6 enabled ${armv6-no}"
2456 echo "ARMv6T2 enabled ${armv6t2-no}"
2457 echo "ARM VFP enabled ${armvfp-no}"
2458 echo "IWMMXT enabled ${iwmmxt-no}"
2459 echo "NEON enabled ${neon-no}"
2460 fi
2461 if enabled mips; then
2462 echo "MMI enabled ${mmi-no}"
2463 fi
2464 if enabled ppc; then
2465 echo "AltiVec enabled ${altivec-no}"
2466 echo "PPC 4xx optimizations ${ppc4xx-no}"
2467 echo "dcbzl available ${dcbzl-no}"
2468 echo "performance report ${powerpc_perf-no}"
2469 fi
2470 if enabled sparc; then
2471 echo "VIS enabled ${vis-no}"
2472 fi
2473 echo "gprof enabled ${gprof-no}"
2474 echo "debug symbols ${debug-no}"
2475 echo "strip symbols ${stripping-no}"
2476 echo "optimizations ${optimizations-no}"
2477 echo "static ${static-no}"
2478 echo "shared ${shared-no}"
2479 echo "postprocessing support ${postproc-no}"
2480 echo "new filter support ${avfilter-no}"
2481 echo "filters using lavformat ${avfilter_lavf-no}"
2482 echo "network support ${network-no}"
2483 if enabled network; then
2484 echo "IPv6 support ${ipv6-no}"
2485 fi
2486 echo "threading support ${thread_type-no}"
2487 echo "SDL support ${sdl-no}"
2488 if enabled sdl_too_old; then
2489 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2490 fi
2491 echo "Sun medialib support ${mlib-no}"
2492 echo "AVISynth enabled ${avisynth-no}"
2493 echo "libdc1394 support ${libdc1394-no}"
2494 echo "libdirac enabled ${libdirac-no}"
2495 echo "libfaac enabled ${libfaac-no}"
2496 echo "libfaad enabled ${libfaad-no}"
2497 echo "libfaad dlopened ${libfaadbin-no}"
2498 echo "libgsm enabled ${libgsm-no}"
2499 echo "libmp3lame enabled ${libmp3lame-no}"
2500 echo "libnut enabled ${libnut-no}"
2501 echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2502 echo "libopencore-amrwb support ${libopencore_amrwb-no}"
2503 echo "libopenjpeg enabled ${libopenjpeg-no}"
2504 echo "libschroedinger enabled ${libschroedinger-no}"
2505 echo "libspeex enabled ${libspeex-no}"
2506 echo "libtheora enabled ${libtheora-no}"
2507 echo "libvorbis enabled ${libvorbis-no}"
2508 echo "libx264 enabled ${libx264-no}"
2509 echo "libxvid enabled ${libxvid-no}"
2510 echo "zlib enabled ${zlib-no}"
2511 echo "bzlib enabled ${bzlib-no}"
2512 echo
2513
2514 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
2515 echo "Enabled ${type}s:"
2516 eval list=\$$(toupper $type)_LIST
2517 for part in $list; do
2518 enabled $part && echo ${part%_*}
2519 done | sort | pr -3 -t
2520 echo
2521 done
2522
2523 license="LGPL version 2.1 or later"
2524 if enabled nonfree; then
2525 license="nonfree and unredistributable"
2526 elif enabled gplv3; then
2527 license="GPL version 3 or later"
2528 elif enabled lgplv3; then
2529 license="LGPL version 3 or later"
2530 elif enabled gpl; then
2531 license="GPL version 2 or later"
2532 fi
2533
2534 echo "License: $license"
2535
2536 echo "Creating config.mak and config.h..."
2537
2538 echo "# Automatically generated by configure - do not modify!" > config.mak
2539 echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2540 echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2541 echo "#define FFMPEG_CONFIG_H" >> $TMPH
2542 echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
2543 echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
2544
2545 echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2546 echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2547
2548 echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
2549 echo "prefix=$prefix" >> config.mak
2550 echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2551 echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2552 echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2553 echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2554 echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
2555 echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
2556 echo "SRC_PATH=\"$source_path\"" >> config.mak
2557 echo "SRC_PATH_BARE=$source_path" >> config.mak
2558 echo "BUILD_ROOT=\"$PWD\"" >> config.mak
2559 echo "CC=$cc" >> config.mak
2560 echo "AS=$as" >> config.mak
2561 echo "LD=$ld" >> config.mak
2562 echo "DEPCC=$dep_cc" >> config.mak
2563 echo "YASM=$yasmexe" >> config.mak
2564 echo "AR=$ar" >> config.mak
2565 echo "RANLIB=$ranlib" >> config.mak
2566 echo "LN_S=$ln_s" >> config.mak
2567 enabled stripping &&
2568 echo "STRIP=$strip" >> config.mak ||
2569 echo "STRIP=echo ignoring strip" >> config.mak
2570
2571 echo "CPPFLAGS=$CPPFLAGS" >> config.mak
2572 echo "CFLAGS=$CFLAGS" >> config.mak
2573 echo "ASFLAGS=$ASFLAGS" >> config.mak
2574 echo "CC_O=$CC_O" >> config.mak
2575 echo "LDFLAGS=$LDFLAGS" >> config.mak
2576 echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
2577 echo "SHFLAGS=$SHFLAGS" >> config.mak
2578 echo "YASMFLAGS=$YASMFLAGS" >> config.mak
2579 echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
2580 echo "PIC=-fPIC -DPIC" >> config.mak
2581 echo "BUILDSUF=$build_suffix" >> config.mak
2582 echo "FULLNAME=$FULLNAME" >> config.mak
2583 echo "LIBPREF=$LIBPREF" >> config.mak
2584 echo "LIBSUF=$LIBSUF" >> config.mak
2585 echo "LIBNAME=$LIBNAME" >> config.mak
2586 echo "SLIBPREF=$SLIBPREF" >> config.mak
2587 echo "SLIBSUF=$SLIBSUF" >> config.mak
2588 echo "EXESUF=$EXESUF" >> config.mak
2589 echo "EXTRA_VERSION=$extra_version" >> config.mak
2590 echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
2591 echo "DEPFLAGS=$DEPFLAGS" >> config.mak
2592 echo "HOSTCC=$host_cc" >> config.mak
2593 echo "HOSTCFLAGS=$host_cflags" >> config.mak
2594 echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
2595 echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2596 echo "HOSTLIBS=$host_libs" >> config.mak
2597 echo "TARGET_EXEC=$target_exec" >> config.mak
2598 echo "TARGET_PATH=$target_path" >> config.mak
2599
2600 if enabled sdl; then
2601 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2602 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
2603 fi
2604 if enabled texi2html; then
2605 echo "BUILD_DOC=yes" >> config.mak
2606 fi
2607
2608 get_version(){
2609 name=$1
2610 file=$source_path/$2
2611 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2612 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
2613 lcname=$(tolower $name)
2614 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2615 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
2616 }
2617
2618 get_version LIBSWSCALE libswscale/swscale.h
2619 get_version LIBPOSTPROC libpostproc/postprocess.h
2620 get_version LIBAVCODEC libavcodec/avcodec.h
2621 get_version LIBAVDEVICE libavdevice/avdevice.h
2622 get_version LIBAVFORMAT libavformat/avformat.h
2623 get_version LIBAVUTIL libavutil/avutil.h
2624 get_version LIBAVFILTER libavfilter/avfilter.h
2625
2626 if enabled shared; then
2627 echo "LIBTARGET=${LIBTARGET}" >> config.mak
2628 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2629 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2630 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
2631 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
2632 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2633 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2634 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
2635 fi
2636 echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
2637 echo "EXTRALIBS=$extralibs" >> config.mak
2638
2639 echo "ARCH=$arch" >> config.mak
2640
2641 print_config ARCH_ $TMPH config.mak $ARCH_LIST
2642 print_config HAVE_ $TMPH config.mak $HAVE_LIST
2643 print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2644 $CONFIG_EXTRA \
2645 $DECODER_LIST \
2646 $ENCODER_LIST \
2647 $HWACCEL_LIST \
2648 $PARSER_LIST \
2649 $BSF_LIST \
2650 $DEMUXER_LIST \
2651 $MUXER_LIST \
2652 $FILTER_LIST \
2653 $PROTOCOL_LIST \
2654 $INDEV_LIST \
2655 $OUTDEV_LIST \
2656
2657 echo "#define restrict $_restrict" >> $TMPH
2658
2659 if enabled small || disabled optimizations; then
2660 echo "#define av_always_inline" >> $TMPH
2661 fi
2662
2663
2664 # Apparently it's not possible to portably echo a backslash.
2665 enabled asmalign_pot &&
2666 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2667 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2668
2669 echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
2670
2671 echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2672 echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
2673
2674 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
2675 cmp -s $TMPH config.h &&
2676 echo "config.h is unchanged" ||
2677 mv -f $TMPH config.h
2678
2679 # build tree in object directory if source path is different from current one
2680 if enabled source_path_used; then
2681 DIRS="\
2682 doc \
2683 libavcodec \
2684 libavcodec/alpha \
2685 libavcodec/arm \
2686 libavcodec/bfin \
2687 libavcodec/mlib \
2688 libavcodec/ppc \
2689 libavcodec/sh4 \
2690 libavcodec/sparc \
2691 libavcodec/x86 \
2692 libavdevice \
2693 libavfilter \
2694 libavformat \
2695 libavutil \
2696 libpostproc \
2697 libswscale \
2698 libswscale/bfin \
2699 libswscale/mlib \
2700 libswscale/ppc \
2701 libswscale/sparc \
2702 libswscale/x86 \
2703 tests \
2704 tools \
2705 "
2706 FILES="\
2707 Makefile \
2708 common.mak \
2709 subdir.mak \
2710 doc/texi2pod.pl \
2711 libavcodec/Makefile \
2712 libavdevice/Makefile \
2713 libavfilter/Makefile \
2714 libavformat/Makefile \
2715 libavutil/Makefile \
2716 libpostproc/Makefile \
2717 libswscale/Makefile \
2718 "
2719 for dir in $DIRS ; do
2720 mkdir -p $dir
2721 done
2722 for f in $FILES ; do
2723 $ln_s "$source_path/$f" $f
2724 done
2725 fi
2726
2727
2728 # build pkg-config files
2729
2730 pkgconfig_generate(){
2731 name=$1
2732 shortname=${name#lib}${build_suffix}
2733 comment=$2
2734 version=$3
2735 libs=$4
2736 requires=$5
2737 cat <<EOF > $name/$name.pc
2738 prefix=$prefix
2739 exec_prefix=\${prefix}
2740 libdir=$libdir
2741 includedir=$incdir
2742
2743 Name: $name
2744 Description: $comment
2745 Version: $version
2746 Requires: $(disabled shared && echo $requires)
2747 Requires.private: $(enabled shared && echo $requires)
2748 Conflicts:
2749 Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2750 Libs.private: $(enabled shared && echo $libs)
2751 Cflags: -I\${includedir}
2752 EOF
2753 cat <<EOF > $name/$name-uninstalled.pc
2754 prefix=
2755 exec_prefix=
2756 libdir=\${pcfiledir}
2757 includedir=${source_path}
2758
2759 Name: $name
2760 Description: $comment
2761 Version: $version
2762 Requires: $requires
2763 Conflicts:
2764 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
2765 Cflags: -I\${includedir}
2766 EOF
2767 }
2768
2769 pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
2770 pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2771 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2772 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
2773 enabled avfilter &&
2774 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2775 enabled postproc &&
2776 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
2777 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"