Extend the nullsrc source, make it accept a parameter for specifying
[libav.git] / configure
... / ...
CommitLineData
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.
11LC_ALL=C
12export LC_ALL
13
14# make sure we are running under a compatible shell
15# try to make this part work with most shells
16
17try_exec(){
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
20}
21
22unset foo
23(: ${foo%%bar}) 2> /dev/null
24E1="$?"
25
26(: ${foo?}) 2> /dev/null
27E2="$?"
28
29if 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
55fi
56
57show_help(){
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.log]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffprobe disable ffprobe build
86 --disable-ffserver disable ffserver build
87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avcore disable libavcore build
90 --disable-avformat disable libavformat build
91 --disable-swscale disable libswscale build
92 --enable-postproc enable GPLed postprocessing support [no]
93 --disable-avfilter disable video filter support [no]
94 --disable-pthreads disable pthreads [auto]
95 --enable-w32threads use Win32 threads [no]
96 --enable-x11grab enable X11 grabbing [no]
97 --disable-network disable network support [no]
98 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101 --disable-fastdiv disable table-based division
102 --enable-small optimize for size instead of speed
103 --disable-aandct disable AAN DCT code
104 --disable-dct disable DCT code
105 --disable-fft disable FFT code
106 --disable-golomb disable Golomb code
107 --disable-huffman disable Huffman code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
113 --disable-dxva2 disable DXVA2 code
114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --disable-everything disable all components listed below
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-frei0r enable frei0r video filtering
166 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
167 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
168 --enable-libopencv enable video filtering via libopencv [no]
169 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
170 and libraw1394 [no]
171 --enable-libdirac enable Dirac support via libdirac [no]
172 --enable-libfaac enable FAAC support via libfaac [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-librtmp enable RTMP[E] support via librtmp [no]
179 --enable-libschroedinger enable Dirac support via libschroedinger [no]
180 --enable-libspeex enable Speex decoding via libspeex [no]
181 --enable-libtheora enable Theora encoding via libtheora [no]
182 --enable-libvorbis enable Vorbis encoding via libvorbis,
183 native implementation exists [no]
184 --enable-libvpx enable VP8 support via libvpx [no]
185 --enable-libx264 enable H.264 encoding via x264 [no]
186 --enable-libxavs enable AVS encoding via xavs [no]
187 --enable-libxvid enable Xvid encoding via xvidcore,
188 native MPEG-4/Xvid encoder exists [no]
189 --enable-mlib enable Sun medialib [no]
190 --enable-zlib enable zlib [autodetect]
191
192Advanced options (experts only):
193 --source-path=PATH path to source code [$source_path]
194 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
195 --enable-cross-compile assume a cross-compiler is used
196 --sysroot=PATH root of cross-build tree
197 --sysinclude=PATH location of cross-build system headers
198 --target-os=OS compiler targets OS [$target_os]
199 --target-exec=CMD command to run executables on target
200 --target-path=DIR path to view of build directory on target
201 --nm=NM use nm tool
202 --ar=AR use archive tool AR [$ar_default]
203 --as=AS use assembler AS [$as_default]
204 --cc=CC use C compiler CC [$cc_default]
205 --ld=LD use linker LD
206 --host-cc=HOSTCC use host C compiler HOSTCC
207 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
208 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
209 --host-libs=HLIBS use libs HLIBS when linking for host
210 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
211 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
212 --extra-libs=ELIBS add ELIBS [$ELIBS]
213 --extra-version=STRING version string suffix []
214 --build-suffix=SUFFIX library name suffix []
215 --arch=ARCH select architecture [$arch]
216 --cpu=CPU select the minimum required CPU (affects
217 instruction selection, may crash on older CPUs)
218 --disable-asm disable all assembler optimizations
219 --disable-altivec disable AltiVec optimizations
220 --disable-amd3dnow disable 3DNow! optimizations
221 --disable-amd3dnowext disable 3DNow! extended optimizations
222 --disable-mmx disable MMX optimizations
223 --disable-mmx2 disable MMX2 optimizations
224 --disable-sse disable SSE optimizations
225 --disable-ssse3 disable SSSE3 optimizations
226 --disable-armv5te disable armv5te optimizations
227 --disable-armv6 disable armv6 optimizations
228 --disable-armv6t2 disable armv6t2 optimizations
229 --disable-armvfp disable ARM VFP optimizations
230 --disable-iwmmxt disable iwmmxt optimizations
231 --disable-mmi disable MMI optimizations
232 --disable-neon disable neon optimizations
233 --disable-vis disable VIS optimizations
234 --disable-yasm disable use of yasm assembler
235 --enable-pic build position-independent code
236 --malloc-prefix=PFX prefix malloc and related names with PFX
237 --enable-sram allow use of on-chip SRAM
238
239Developer options (useful when working on FFmpeg itself):
240 --disable-debug disable debugging symbols
241 --enable-debug=LEVEL set the debug level [$debuglevel]
242 --disable-optimizations disable compiler optimizations
243 --enable-extra-warnings enable more compiler warnings
244 --disable-stripping disable stripping of executables and shared libraries
245 --samples=PATH location of test samples for FATE
246
247NOTE: Object files are built at the place where configure is launched.
248EOF
249 exit 0
250}
251
252quotes='""'
253
254log(){
255 echo "$@" >> $logfile
256}
257
258log_file(){
259 log BEGIN $1
260 pr -n -t $1 >> $logfile
261 log END $1
262}
263
264echolog(){
265 log "$@"
266 echo "$@"
267}
268
269warn(){
270 log "WARNING: $*"
271 WARNINGS="${WARNINGS}WARNING: $*\n"
272}
273
274die(){
275 echolog "$@"
276 cat <<EOF
277
278If you think configure made a mistake, make sure you are using the latest
279version from SVN. If the latest version fails, report the problem to the
280ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
281EOF
282 if disabled logging; then
283 cat <<EOF
284Rerun configure with logging enabled (do not use --disable-logging), and
285include the log this produces with your report.
286EOF
287 else
288cat <<EOF
289Include the log file "$logfile" produced by configure as this will help
290solving the problem.
291EOF
292 fi
293 exit 1
294}
295
296# Avoid locale weirdness, besides we really just want to translate ASCII.
297toupper(){
298 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
299}
300
301tolower(){
302 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
303}
304
305c_escape(){
306 echo "$*" | sed 's/["\\]/\\\0/g'
307}
308
309sh_quote(){
310 v=$(echo "$1" | sed "s/'/'\\\\''/g")
311 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
312 echo "$v"
313}
314
315filter(){
316 pat=$1
317 shift
318 for v; do
319 eval "case $v in $pat) echo $v ;; esac"
320 done
321}
322
323map(){
324 m=$1
325 shift
326 for v; do eval $m; done
327}
328
329set_all(){
330 value=$1
331 shift
332 for var in $*; do
333 eval $var=$value
334 done
335}
336
337set_weak(){
338 value=$1
339 shift
340 for var; do
341 eval : \${$var:=$value}
342 done
343}
344
345pushvar(){
346 for var in $*; do
347 eval level=\${${var}_level:=0}
348 eval ${var}_${level}="\$$var"
349 eval ${var}_level=$(($level+1))
350 done
351}
352
353popvar(){
354 for var in $*; do
355 eval level=\${${var}_level:-0}
356 test $level = 0 && continue
357 eval level=$(($level-1))
358 eval $var="\${${var}_${level}}"
359 eval ${var}_level=$level
360 eval unset ${var}_${level}
361 done
362}
363
364enable(){
365 set_all yes $*
366}
367
368disable(){
369 set_all no $*
370}
371
372enable_weak(){
373 set_weak yes $*
374}
375
376disable_weak(){
377 set_weak no $*
378}
379
380enable_safe(){
381 for var; do
382 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
383 done
384}
385
386disable_safe(){
387 for var; do
388 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
389 done
390}
391
392do_enable_deep(){
393 for var; do
394 enabled $var && continue
395 eval sel="\$${var}_select"
396 eval sgs="\$${var}_suggest"
397 pushvar var sgs
398 enable_deep $sel
399 popvar sgs
400 enable_deep_weak $sgs
401 popvar var
402 done
403}
404
405enable_deep(){
406 do_enable_deep $*
407 enable $*
408}
409
410enable_deep_weak(){
411 do_enable_deep $*
412 enable_weak $*
413}
414
415enabled(){
416 test "${1#!}" = "$1" && op== || op=!=
417 eval test "x\$${1#!}" $op "xyes"
418}
419
420disabled(){
421 test "${1#!}" = "$1" && op== || op=!=
422 eval test "x\$${1#!}" $op "xno"
423}
424
425enabled_all(){
426 for opt; do
427 enabled $opt || return 1
428 done
429}
430
431disabled_all(){
432 for opt; do
433 disabled $opt || return 1
434 done
435}
436
437enabled_any(){
438 for opt; do
439 enabled $opt && return 0
440 done
441}
442
443disabled_any(){
444 for opt; do
445 disabled $opt && return 0
446 done
447 return 1
448}
449
450set_default(){
451 for opt; do
452 eval : \${$opt:=\$${opt}_default}
453 done
454}
455
456is_in(){
457 value=$1
458 shift
459 for var in $*; do
460 [ $var = $value ] && return 0
461 done
462 return 1
463}
464
465check_deps(){
466 for cfg; do
467 cfg="${cfg#!}"
468 enabled ${cfg}_checking && die "Circular dependency for $cfg."
469 disabled ${cfg}_checking && continue
470 enable ${cfg}_checking
471
472 eval dep_all="\$${cfg}_deps"
473 eval dep_any="\$${cfg}_deps_any"
474 eval dep_sel="\$${cfg}_select"
475 eval dep_sgs="\$${cfg}_suggest"
476 eval dep_ifa="\$${cfg}_if"
477 eval dep_ifn="\$${cfg}_if_any"
478
479 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
480 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
481 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
482
483 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
484 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
485 enabled_all $dep_all || disable $cfg
486 enabled_any $dep_any || disable $cfg
487 disabled_any $dep_sel && disable $cfg
488
489 if enabled $cfg; then
490 eval dep_extralibs="\$${cfg}_extralibs"
491 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
492 enable_deep $dep_sel
493 enable_deep_weak $dep_sgs
494 fi
495
496 disable ${cfg}_checking
497 done
498}
499
500print_config_h(){
501 enabled $1 && v=1 || v=0
502 echo "#define $2 $v"
503}
504
505print_config_mak(){
506 enabled $1 && v= || v=!
507 echo "$v$2=yes"
508}
509
510print_config_asm(){
511 enabled $1 && echo "%define $2"
512}
513
514print_config(){
515 pfx=$1
516 files=$2
517 shift 2
518 for cfg; do
519 ucname="$(toupper $cfg)"
520 for f in $files; do
521 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
522 done
523 done
524}
525
526print_enabled(){
527 test "$1" = -n && end=" " && shift || end="\n"
528 suf=$1
529 shift
530 for v; do
531 enabled $v && printf "%s$end" ${v%$suf};
532 done
533}
534
535append(){
536 var=$1
537 shift
538 eval "$var=\"\$$var $*\""
539}
540
541prepend(){
542 var=$1
543 shift
544 eval "$var=\"$* \$$var\""
545}
546
547add_cppflags(){
548 append CPPFLAGS $($filter_cppflags "$@")
549}
550
551add_cflags(){
552 append CFLAGS $($filter_cflags "$@")
553}
554
555add_asflags(){
556 append ASFLAGS $($filter_asflags "$@")
557}
558
559add_ldflags(){
560 append LDFLAGS "$@"
561}
562
563add_extralibs(){
564 prepend extralibs "$@"
565}
566
567check_cmd(){
568 log "$@"
569 "$@" >> $logfile 2>&1
570}
571
572check_cc(){
573 log check_cc "$@"
574 cat > $TMPC
575 log_file $TMPC
576 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
577}
578
579check_cpp(){
580 log check_cpp "$@"
581 cat > $TMPC
582 log_file $TMPC
583 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
584}
585
586check_as(){
587 log check_as "$@"
588 cat > $TMPC
589 log_file $TMPC
590 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
591}
592
593check_asm(){
594 log check_asm "$@"
595 name="$1"
596 code="$2"
597 shift 2
598 disable $name
599 check_as "$@" <<EOF && enable $name
600void foo(void){ __asm__ volatile($code); }
601EOF
602}
603
604check_yasm(){
605 log check_yasm "$@"
606 echo "$1" > $TMPS
607 log_file $TMPS
608 shift 1
609 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
610}
611
612check_ld(){
613 log check_ld "$@"
614 flags=''
615 libs=''
616 for f; do
617 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
618 done
619 check_cc $($filter_cflags $flags) || return
620 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
621}
622
623check_cppflags(){
624 log check_cppflags "$@"
625 set -- $($filter_cppflags "$@")
626 check_cc "$@" <<EOF && append CPPFLAGS "$@"
627int x;
628EOF
629}
630
631check_cflags(){
632 log check_cflags "$@"
633 set -- $($filter_cflags "$@")
634 check_cc "$@" <<EOF && append CFLAGS "$@"
635int x;
636EOF
637}
638
639test_ldflags(){
640 log test_ldflags "$@"
641 check_ld "$@" <<EOF
642int main(void){ return 0; }
643EOF
644}
645
646check_ldflags(){
647 log check_ldflags "$@"
648 test_ldflags "$@" && add_ldflags "$@"
649}
650
651check_header(){
652 log check_header "$@"
653 header=$1
654 shift
655 disable_safe $header
656 check_cpp "$@" <<EOF && enable_safe $header
657#include <$header>
658int x;
659EOF
660}
661
662check_func(){
663 log check_func "$@"
664 func=$1
665 shift
666 disable $func
667 check_ld "$@" <<EOF && enable $func
668extern int $func();
669int main(void){ $func(); }
670EOF
671}
672
673check_mathfunc(){
674 log check_mathfunc "$@"
675 func=$1
676 shift
677 disable $func
678 check_ld "$@" <<EOF && enable $func
679#include <math.h>
680float foo(float f) { return $func(f); }
681int main(void){ return 0; }
682EOF
683}
684
685check_func_headers(){
686 log check_func_headers "$@"
687 headers=$1
688 func=$2
689 shift 2
690 disable $func
691 incs=""
692 for hdr in $headers; do
693 incs="$incs
694#include <$hdr>"
695 done
696 check_ld "$@" <<EOF && enable $func && enable_safe $headers
697$incs
698int main(int argc, char **argv){
699 return (long) $func;
700}
701EOF
702}
703
704check_cpp_condition(){
705 log check_cpp_condition "$@"
706 header=$1
707 condition=$2
708 shift 2
709 check_cpp $($filter_cppflags "$@") <<EOF
710#include <$header>
711#if !($condition)
712#error "unsatisfied condition: $condition"
713#endif
714EOF
715}
716
717check_lib(){
718 log check_lib "$@"
719 header="$1"
720 func="$2"
721 shift 2
722 check_header $header && check_func $func "$@" && add_extralibs "$@"
723}
724
725check_lib2(){
726 log check_lib2 "$@"
727 headers="$1"
728 func="$2"
729 shift 2
730 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
731}
732
733check_exec(){
734 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
735}
736
737check_exec_crash(){
738 code=$(cat)
739
740 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
741 # are safe but may not be available everywhere. Thus we use
742 # raise(SIGTERM) instead. The check is run in a subshell so we
743 # can redirect the "Terminated" message from the shell. SIGBUS
744 # is not defined by standard C so it is used conditionally.
745
746 (check_exec "$@") >> $logfile 2>&1 <<EOF
747#include <signal.h>
748static void sighandler(int sig){
749 raise(SIGTERM);
750}
751int main(void){
752 signal(SIGILL, sighandler);
753 signal(SIGFPE, sighandler);
754 signal(SIGSEGV, sighandler);
755#ifdef SIGBUS
756 signal(SIGBUS, sighandler);
757#endif
758 { $code }
759}
760EOF
761}
762
763check_type(){
764 log check_type "$@"
765 headers=$1
766 type=$2
767 shift 2
768 disable_safe "$type"
769 incs=""
770 for hdr in $headers; do
771 incs="$incs
772#include <$hdr>"
773 done
774 check_cc "$@" <<EOF && enable_safe "$type"
775$incs
776$type v;
777EOF
778}
779
780check_struct(){
781 log check_type "$@"
782 headers=$1
783 struct=$2
784 member=$3
785 shift 3
786 disable_safe "${struct}_${member}"
787 incs=""
788 for hdr in $headers; do
789 incs="$incs
790#include <$hdr>"
791 done
792 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
793$incs
794const void *p = &(($struct *)0)->$member;
795EOF
796}
797
798require(){
799 name="$1"
800 header="$2"
801 func="$3"
802 shift 3
803 check_lib $header $func "$@" || die "ERROR: $name not found"
804}
805
806require2(){
807 name="$1"
808 headers="$2"
809 func="$3"
810 shift 3
811 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
812}
813
814check_host_cc(){
815 log check_host_cc "$@"
816 cat > $TMPC
817 log_file $TMPC
818 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
819}
820
821check_host_cflags(){
822 log check_host_cflags "$@"
823 check_host_cc "$@" <<EOF && append host_cflags "$@"
824int x;
825EOF
826}
827
828apply(){
829 file=$1
830 shift
831 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
832}
833
834cp_if_changed(){
835 cmp -s "$1" "$2" &&
836 echo "$2 is unchanged" ||
837 cp -f "$1" "$2"
838}
839
840# CONFIG_LIST contains configurable options, while HAVE_LIST is for
841# system-dependent things.
842
843COMPONENT_LIST="
844 bsfs
845 decoders
846 demuxers
847 encoders
848 filters
849 hwaccels
850 indevs
851 muxers
852 outdevs
853 parsers
854 protocols
855"
856
857CONFIG_LIST="
858 $COMPONENT_LIST
859 aandct
860 avcodec
861 avcore
862 avdevice
863 avfilter
864 avformat
865 avisynth
866 bzlib
867 dct
868 doc
869 dwt
870 dxva2
871 fastdiv
872 ffmpeg
873 ffplay
874 ffprobe
875 ffserver
876 fft
877 frei0r
878 golomb
879 gpl
880 gray
881 h264dsp
882 h264pred
883 hardcoded_tables
884 huffman
885 libdc1394
886 libdirac
887 libfaac
888 libgsm
889 libmp3lame
890 libnut
891 libopencore_amrnb
892 libopencore_amrwb
893 libopencv
894 libopenjpeg
895 librtmp
896 libschroedinger
897 libspeex
898 libtheora
899 libvorbis
900 libvpx
901 libx264
902 libxavs
903 libxvid
904 lpc
905 lsp
906 mdct
907 memalign_hack
908 mlib
909 mpegaudio_hp
910 network
911 nonfree
912 pic
913 postproc
914 rdft
915 runtime_cpudetect
916 shared
917 small
918 sram
919 static
920 swscale
921 swscale_alpha
922 vaapi
923 vdpau
924 version3
925 x11grab
926 zlib
927"
928
929THREADS_LIST='
930 pthreads
931 w32threads
932'
933
934ARCH_LIST='
935 alpha
936 arm
937 avr32
938 avr32_ap
939 avr32_uc
940 bfin
941 ia64
942 m68k
943 mips
944 mips64
945 parisc
946 ppc
947 ppc64
948 s390
949 sh4
950 sparc
951 sparc64
952 tomi
953 x86
954 x86_32
955 x86_64
956'
957
958ARCH_EXT_LIST='
959 altivec
960 amd3dnow
961 amd3dnowext
962 armv5te
963 armv6
964 armv6t2
965 armvfp
966 iwmmxt
967 mmi
968 mmx
969 mmx2
970 neon
971 ppc4xx
972 sse
973 ssse3
974 vis
975'
976
977HAVE_LIST_PUB='
978 bigendian
979 fast_unaligned
980'
981
982HAVE_LIST="
983 $ARCH_EXT_LIST
984 $HAVE_LIST_PUB
985 $THREADS_LIST
986 aligned_stack
987 alsa_asoundlib_h
988 altivec_h
989 arpa_inet_h
990 attribute_may_alias
991 attribute_packed
992 bswap
993 closesocket
994 cmov
995 conio_h
996 dcbzl
997 dev_bktr_ioctl_bt848_h
998 dev_bktr_ioctl_meteor_h
999 dev_ic_bt8xx_h
1000 dev_video_meteor_ioctl_meteor_h
1001 dev_video_bktr_ioctl_bt848_h
1002 dlfcn_h
1003 dlopen
1004 dos_paths
1005 ebp_available
1006 ebx_available
1007 exp2
1008 exp2f
1009 fast_64bit
1010 fast_clz
1011 fast_cmov
1012 fcntl
1013 fork
1014 getaddrinfo
1015 gethrtime
1016 GetProcessMemoryInfo
1017 GetProcessTimes
1018 getrusage
1019 gnu_as
1020 struct_rusage_ru_maxrss
1021 ibm_asm
1022 inet_aton
1023 inline_asm
1024 isatty
1025 ldbrx
1026 libdc1394_1
1027 libdc1394_2
1028 llrint
1029 llrintf
1030 local_aligned_16
1031 local_aligned_8
1032 log2
1033 log2f
1034 loongson
1035 lrint
1036 lrintf
1037 lzo1x_999_compress
1038 machine_ioctl_bt848_h
1039 machine_ioctl_meteor_h
1040 malloc_h
1041 memalign
1042 mkstemp
1043 pld
1044 posix_memalign
1045 round
1046 roundf
1047 sdl
1048 sdl_video_size
1049 setmode
1050 socklen_t
1051 soundcard_h
1052 poll_h
1053 setrlimit
1054 strerror_r
1055 strtok_r
1056 struct_addrinfo
1057 struct_ipv6_mreq
1058 struct_sockaddr_in6
1059 struct_sockaddr_sa_len
1060 struct_sockaddr_storage
1061 symver
1062 symver_gnu_asm
1063 symver_asm_label
1064 sys_mman_h
1065 sys_resource_h
1066 sys_select_h
1067 sys_soundcard_h
1068 sys_videoio_h
1069 ten_operands
1070 termios_h
1071 threads
1072 truncf
1073 vfp_args
1074 VirtualAlloc
1075 winsock2_h
1076 xform_asm
1077 xmm_clobbers
1078 yasm
1079"
1080
1081# options emitted with CONFIG_ prefix but not available on command line
1082CONFIG_EXTRA="
1083 avutil
1084 gplv3
1085 lgplv3
1086"
1087
1088CMDLINE_SELECT="
1089 $ARCH_EXT_LIST
1090 $CONFIG_LIST
1091 $THREADS_LIST
1092 asm
1093 cross_compile
1094 debug
1095 extra_warnings
1096 logging
1097 optimizations
1098 stripping
1099 yasm
1100"
1101
1102PATHS_LIST='
1103 bindir
1104 datadir
1105 incdir
1106 libdir
1107 mandir
1108 prefix
1109 shlibdir
1110'
1111
1112CMDLINE_SET="
1113 $PATHS_LIST
1114 ar
1115 arch
1116 as
1117 build_suffix
1118 cc
1119 cpu
1120 cross_prefix
1121 dep_cc
1122 extra_version
1123 host_cc
1124 host_cflags
1125 host_ldflags
1126 host_libs
1127 host_os
1128 ld
1129 logfile
1130 malloc_prefix
1131 nm
1132 samples
1133 source_path
1134 strip
1135 sysinclude
1136 sysroot
1137 target_exec
1138 target_os
1139 target_path
1140"
1141
1142CMDLINE_APPEND="
1143 extra_cflags
1144"
1145
1146# code dependency declarations
1147
1148# architecture extensions
1149
1150armv5te_deps="arm"
1151armv6_deps="arm"
1152armv6t2_deps="arm"
1153armvfp_deps="arm"
1154iwmmxt_deps="arm"
1155neon_deps="arm"
1156
1157mmi_deps="mips"
1158
1159altivec_deps="ppc"
1160ppc4xx_deps="ppc"
1161
1162vis_deps="sparc"
1163
1164x86_64_suggest="cmov fast_cmov"
1165amd3dnow_deps="mmx"
1166amd3dnowext_deps="amd3dnow"
1167mmx_deps="x86"
1168mmx2_deps="mmx"
1169sse_deps="mmx"
1170ssse3_deps="sse"
1171
1172aligned_stack_if_any="ppc x86"
1173fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1174fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1175fast_unaligned_if_any="armv6 ppc x86"
1176
1177need_memalign="altivec neon sse"
1178inline_asm_deps="!tms470"
1179
1180symver_if_any="symver_asm_label symver_gnu_asm"
1181
1182# subsystems
1183dct_select="rdft"
1184mdct_select="fft"
1185rdft_select="fft"
1186
1187# decoders / encoders / hardware accelerators
1188aac_decoder_select="mdct rdft"
1189aac_encoder_select="mdct"
1190ac3_decoder_select="mdct ac3_parser"
1191alac_encoder_select="lpc"
1192amrnb_decoder_select="lsp"
1193atrac1_decoder_select="mdct"
1194atrac3_decoder_select="mdct"
1195binkaudio_dct_decoder_select="mdct rdft dct"
1196binkaudio_rdft_decoder_select="mdct rdft"
1197cavs_decoder_select="golomb"
1198cook_decoder_select="mdct"
1199cscd_decoder_suggest="zlib"
1200dca_decoder_select="mdct"
1201dnxhd_encoder_select="aandct"
1202dxa_decoder_select="zlib"
1203eac3_decoder_select="ac3_decoder"
1204eamad_decoder_select="aandct"
1205eatgq_decoder_select="aandct"
1206eatqi_decoder_select="aandct"
1207ffv1_decoder_select="golomb"
1208flac_decoder_select="golomb"
1209flac_encoder_select="golomb lpc"
1210flashsv_decoder_select="zlib"
1211flashsv_encoder_select="zlib"
1212flv_decoder_select="h263_decoder"
1213flv_encoder_select="h263_encoder"
1214fraps_decoder_select="huffman"
1215h261_encoder_select="aandct"
1216h263_decoder_select="h263_parser"
1217h263_encoder_select="aandct"
1218h263_vaapi_hwaccel_select="vaapi h263_decoder"
1219h263i_decoder_select="h263_decoder"
1220h263p_encoder_select="h263_encoder"
1221h264_decoder_select="golomb h264dsp h264pred"
1222h264_dxva2_hwaccel_deps="dxva2api_h"
1223h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1224h264_vaapi_hwaccel_select="vaapi"
1225h264_vdpau_decoder_select="vdpau h264_decoder"
1226imc_decoder_select="fft mdct"
1227jpegls_decoder_select="golomb"
1228jpegls_encoder_select="golomb"
1229ljpeg_encoder_select="aandct"
1230loco_decoder_select="golomb"
1231mjpeg_encoder_select="aandct"
1232mlp_decoder_select="mlp_parser"
1233mp1float_decoder_select="dct"
1234mp2float_decoder_select="dct"
1235mp3adufloat_decoder_select="dct"
1236mp3float_decoder_select="dct"
1237mp3on4float_decoder_select="dct"
1238mpeg1video_encoder_select="aandct"
1239mpeg2video_encoder_select="aandct"
1240mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1241mpeg4_encoder_select="h263_encoder"
1242mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1243mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
1244mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1245mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1246mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
1247mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1248mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
1249mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1250mpeg_xvmc_decoder_select="mpegvideo_decoder"
1251msmpeg4v1_decoder_select="h263_decoder"
1252msmpeg4v1_encoder_select="h263_encoder"
1253msmpeg4v2_decoder_select="h263_decoder"
1254msmpeg4v2_encoder_select="h263_encoder"
1255msmpeg4v3_decoder_select="h263_decoder"
1256msmpeg4v3_encoder_select="h263_encoder"
1257nellymoser_decoder_select="mdct"
1258nellymoser_encoder_select="mdct"
1259png_decoder_select="zlib"
1260png_encoder_select="zlib"
1261qcelp_decoder_select="lsp"
1262qdm2_decoder_select="mdct rdft"
1263ra_144_encoder_select="lpc"
1264rv10_decoder_select="h263_decoder"
1265rv10_encoder_select="h263_encoder"
1266rv20_decoder_select="h263_decoder"
1267rv20_encoder_select="h263_encoder"
1268rv30_decoder_select="golomb h264pred"
1269rv40_decoder_select="golomb h264pred"
1270shorten_decoder_select="golomb"
1271sipr_decoder_select="lsp"
1272snow_decoder_select="dwt"
1273snow_encoder_select="aandct dwt"
1274sonic_decoder_select="golomb"
1275sonic_encoder_select="golomb"
1276sonic_ls_encoder_select="golomb"
1277svq1_encoder_select="aandct"
1278svq3_decoder_select="golomb h264dsp h264pred"
1279svq3_decoder_suggest="zlib"
1280theora_decoder_select="vp3_decoder"
1281tiff_decoder_suggest="zlib"
1282tiff_encoder_suggest="zlib"
1283truehd_decoder_select="mlp_decoder"
1284tscc_decoder_select="zlib"
1285twinvq_decoder_select="mdct lsp"
1286vc1_decoder_select="h263_decoder"
1287vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
1288vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1289vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1290vc1_vdpau_decoder_select="vdpau vc1_decoder"
1291vorbis_decoder_select="mdct"
1292vorbis_encoder_select="mdct"
1293vp6_decoder_select="huffman"
1294vp6a_decoder_select="vp6_decoder"
1295vp6f_decoder_select="vp6_decoder"
1296vp8_decoder_select="h264pred"
1297wmapro_decoder_select="mdct"
1298wmav1_decoder_select="mdct"
1299wmav1_encoder_select="mdct"
1300wmav2_decoder_select="mdct"
1301wmav2_encoder_select="mdct"
1302wmavoice_decoder_select="lsp rdft dct mdct"
1303wmv1_decoder_select="h263_decoder"
1304wmv1_encoder_select="h263_encoder"
1305wmv2_decoder_select="h263_decoder"
1306wmv2_encoder_select="h263_encoder"
1307wmv3_decoder_select="vc1_decoder"
1308wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1309wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1310wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
1311zlib_decoder_select="zlib"
1312zlib_encoder_select="zlib"
1313zmbv_decoder_select="zlib"
1314zmbv_encoder_select="zlib"
1315
1316vaapi_deps="va_va_h"
1317vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1318
1319# parsers
1320h264_parser_select="golomb h264dsp h264pred"
1321
1322# external libraries
1323libdirac_decoder_deps="libdirac !libschroedinger"
1324libdirac_encoder_deps="libdirac"
1325libfaac_encoder_deps="libfaac"
1326libgsm_decoder_deps="libgsm"
1327libgsm_encoder_deps="libgsm"
1328libgsm_ms_decoder_deps="libgsm"
1329libgsm_ms_encoder_deps="libgsm"
1330libmp3lame_encoder_deps="libmp3lame"
1331libopencore_amrnb_decoder_deps="libopencore_amrnb"
1332libopencore_amrnb_encoder_deps="libopencore_amrnb"
1333libopencore_amrwb_decoder_deps="libopencore_amrwb"
1334libopenjpeg_decoder_deps="libopenjpeg"
1335libschroedinger_decoder_deps="libschroedinger"
1336libschroedinger_encoder_deps="libschroedinger"
1337libspeex_decoder_deps="libspeex"
1338libtheora_encoder_deps="libtheora"
1339libvorbis_encoder_deps="libvorbis"
1340libvpx_decoder_deps="libvpx"
1341libvpx_encoder_deps="libvpx"
1342libx264_encoder_deps="libx264"
1343libxavs_encoder_deps="libxavs"
1344libxvid_encoder_deps="libxvid"
1345
1346# demuxers / muxers
1347ac3_demuxer_deps="ac3_parser"
1348asf_stream_muxer_select="asf_muxer"
1349avisynth_demuxer_deps="avisynth"
1350dirac_demuxer_deps="dirac_parser"
1351eac3_demuxer_select="ac3_parser"
1352ipod_muxer_select="mov_muxer"
1353libnut_demuxer_deps="libnut"
1354libnut_muxer_deps="libnut"
1355matroska_audio_muxer_select="matroska_muxer"
1356matroska_demuxer_suggest="zlib bzlib"
1357mov_demuxer_suggest="zlib"
1358mp3_demuxer_deps="mpegaudio_parser"
1359mp4_muxer_select="mov_muxer"
1360mpegtsraw_demuxer_select="mpegts_demuxer"
1361mxf_d10_muxer_select="mxf_muxer"
1362ogg_demuxer_select="golomb"
1363psp_muxer_select="mov_muxer"
1364rtsp_demuxer_select="http_protocol sdp_demuxer"
1365rtsp_muxer_select="rtp_muxer http_protocol sdp_demuxer"
1366sap_muxer_select="rtp_muxer rtp_protocol"
1367sdp_demuxer_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1368spdif_muxer_select="aac_parser"
1369tg2_muxer_select="mov_muxer"
1370tgp_muxer_select="mov_muxer"
1371w64_demuxer_deps="wav_demuxer"
1372
1373# indevs / outdevs
1374alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1375alsa_outdev_deps="alsa_asoundlib_h"
1376bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1377dv1394_indev_deps="dv1394 dv_demuxer"
1378jack_indev_deps="jack_jack_h"
1379libdc1394_indev_deps="libdc1394"
1380oss_indev_deps_any="soundcard_h sys_soundcard_h"
1381oss_outdev_deps_any="soundcard_h sys_soundcard_h"
1382v4l_indev_deps="linux_videodev_h"
1383v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1384vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
1385vfwcap_indev_extralibs="-lavicap32"
1386x11_grab_device_indev_deps="x11grab XShmCreateImage"
1387x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
1388
1389# protocols
1390gopher_protocol_deps="network"
1391http_protocol_deps="network"
1392http_protocol_select="tcp_protocol"
1393mmsh_protocol_select="http_protocol"
1394mmst_protocol_deps="network"
1395rtmp_protocol_select="tcp_protocol"
1396rtp_protocol_select="udp_protocol"
1397tcp_protocol_deps="network"
1398udp_protocol_deps="network"
1399
1400# filters
1401blackframe_filter_deps="gpl"
1402frei0r_filter_deps="frei0r dlopen strtok_r"
1403ocv_smooth_filter_deps="libopencv"
1404yadif_filter_deps="gpl"
1405
1406# libraries
1407avdevice_deps="avcodec avformat"
1408avformat_deps="avcodec"
1409
1410# programs
1411ffmpeg_deps="avcodec avformat swscale"
1412ffmpeg_select="buffer_filter"
1413ffplay_deps="avcodec avformat swscale sdl"
1414ffplay_select="rdft"
1415ffprobe_deps="avcodec avformat"
1416ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
1417ffserver_extralibs='$ldl'
1418
1419doc_deps="texi2html"
1420
1421# tests
1422
1423test_deps(){
1424 suf1=$1
1425 suf2=$2
1426 shift 2
1427 for v; do
1428 dep=${v%=*}
1429 tests=${v#*=}
1430 for name in ${tests}; do
1431 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1432 done
1433 done
1434}
1435
1436set_ne_test_deps(){
1437 eval ${1}_be_test_deps="bigendian"
1438 eval ${1}_le_test_deps="!bigendian"
1439}
1440
1441test_deps _encoder _decoder \
1442 ac3 \
1443 adpcm_g726=g726 \
1444 adpcm_ima_qt \
1445 adpcm_ima_wav \
1446 adpcm_ms \
1447 adpcm_swf \
1448 adpcm_yamaha=adpcm_yam \
1449 alac \
1450 asv1 \
1451 asv2 \
1452 bmp \
1453 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
1454 dvvideo="dv dv50" \
1455 ffv1 \
1456 flac \
1457 flashsv \
1458 flv \
1459 gif \
1460 h261 \
1461 h263="h263 h263p" \
1462 huffyuv \
1463 jpegls \
1464 mjpeg="jpg mjpeg ljpeg" \
1465 mp2 \
1466 mpeg1video="mpeg mpeg1b" \
1467 mpeg2video="mpeg2 mpeg2thread" \
1468 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
1469 msmpeg4v3=msmpeg4 \
1470 msmpeg4v2 \
1471 pbm=pbmpipe \
1472 pcx \
1473 pgm="pgm pgmpipe" \
1474 ppm="ppm ppmpipe" \
1475 rawvideo="rgb yuv" \
1476 roq \
1477 rv10 \
1478 rv20 \
1479 sgi \
1480 snow="snow snowll" \
1481 svq1 \
1482 targa=tga \
1483 tiff \
1484 wmav1 \
1485 wmav2 \
1486 wmv1 \
1487 wmv2 \
1488
1489test_deps _muxer _demuxer \
1490 aiff \
1491 pcm_alaw=alaw \
1492 asf \
1493 au \
1494 avi \
1495 dv=dv_fmt \
1496 ffm \
1497 flv=flv_fmt \
1498 gxf \
1499 matroska=mkv \
1500 mmf \
1501 mov \
1502 pcm_mulaw=mulaw \
1503 mxf \
1504 nut \
1505 ogg \
1506 rawvideo=pixfmt \
1507 rm \
1508 swf \
1509 mpegts=ts \
1510 voc \
1511 wav \
1512 yuv4mpegpipe=yuv4mpeg \
1513
1514mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1515
1516set_ne_test_deps pixdesc
1517set_ne_test_deps pixfmts_crop
1518set_ne_test_deps pixfmts_hflip
1519set_ne_test_deps pixfmts_null
1520set_ne_test_deps pixfmts_pad
1521set_ne_test_deps pixfmts_scale
1522set_ne_test_deps pixfmts_vflip
1523
1524# default parameters
1525
1526logfile="config.log"
1527
1528# installation paths
1529prefix_default="/usr/local"
1530bindir_default='${prefix}/bin'
1531datadir_default='${prefix}/share/ffmpeg'
1532incdir_default='${prefix}/include'
1533libdir_default='${prefix}/lib'
1534mandir_default='${prefix}/share/man'
1535shlibdir_default="$libdir_default"
1536
1537# toolchain
1538ar_default="ar"
1539cc_default="gcc"
1540cc_version=\"unknown\"
1541host_cc_default="gcc"
1542ln_s="ln -sf"
1543nm_default="nm"
1544objformat="elf"
1545ranlib="ranlib"
1546strip_default="strip"
1547yasmexe="yasm"
1548nogas=":"
1549
1550nm_opts='-g'
1551
1552# machine
1553arch_default=$(uname -m)
1554cpu="generic"
1555
1556# OS
1557target_os_default=$(tolower $(uname -s))
1558host_os=$target_os_default
1559
1560# configurable options
1561enable avcodec
1562enable avcore
1563enable avdevice
1564enable avfilter
1565enable avformat
1566enable avutil
1567enable asm
1568enable debug
1569enable doc
1570enable fastdiv
1571enable ffmpeg
1572enable ffplay
1573enable ffprobe
1574enable ffserver
1575enable mpegaudio_hp
1576enable network
1577enable optimizations
1578enable protocols
1579enable static
1580enable stripping
1581enable swscale
1582enable swscale_alpha
1583
1584# build settings
1585SHFLAGS='-shared -Wl,-soname,$$(@F)'
1586FFSERVERLDFLAGS=-Wl,-E
1587LIBPREF="lib"
1588LIBSUF=".a"
1589FULLNAME='$(NAME)$(BUILDSUF)'
1590LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1591SLIBPREF="lib"
1592SLIBSUF=".so"
1593SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1594SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1595SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1596LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1597
1598CC_O='-o $@'
1599
1600host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
1601host_libs='-lm'
1602
1603target_path='$(CURDIR)'
1604
1605# since the object filename is not given with the -MM flag, the compiler
1606# is only able to print the basename, and we must add the path ourselves
1607DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1608DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
1609
1610# find source path
1611source_path="$(dirname "$0")"
1612enable source_path_used
1613if test -f configure; then
1614 source_path="$(pwd)"
1615 disable source_path_used
1616else
1617 source_path="$(cd "$source_path"; pwd)"
1618 echo "$source_path" | grep -q '[[:blank:]]' &&
1619 die "Out of tree builds are impossible with whitespace in source path."
1620 test -e "$source_path/config.h" &&
1621 die "Out of tree builds are impossible with config.h in source dir."
1622fi
1623
1624for v in "$@"; do
1625 r=${v#*=}
1626 l=${v%"$r"}
1627 r=$(sh_quote "$r")
1628 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1629done
1630
1631find_things(){
1632 thing=$1
1633 pattern=$2
1634 file=$source_path/$3
1635 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1636}
1637
1638ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1639DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1640HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
1641PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1642BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1643MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1644DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1645OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1646INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
1647PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1648FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
1649
1650find_tests(){
1651 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
1652}
1653
1654ACODEC_TESTS=$(find_tests acodec)
1655VCODEC_TESTS=$(find_tests vsynth1)
1656LAVF_TESTS=$(find_tests lavf)
1657LAVFI_TESTS=$(find_tests lavfi)
1658SEEK_TESTS=$(find_tests seek seek_)
1659
1660pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1661
1662for n in $COMPONENT_LIST; do
1663 v=$(toupper ${n%s})_LIST
1664 eval enable \$$v
1665 eval ${n}_if_any="\$$v"
1666done
1667
1668enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
1669
1670die_unknown(){
1671 echo "Unknown option \"$1\"."
1672 echo "See $0 --help for available options."
1673 exit 1
1674}
1675
1676show_list() {
1677 suffix=_$1
1678 shift
1679 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
1680 exit 0
1681}
1682
1683for opt do
1684 optval="${opt#*=}"
1685 case "$opt" in
1686 --extra-ldflags=*) add_ldflags $optval
1687 ;;
1688 --extra-libs=*) add_extralibs $optval
1689 ;;
1690 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1691 ;;
1692 --enable-debug=*) debuglevel="$optval"
1693 ;;
1694 --disable-everything)
1695 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1696 ;;
1697 --enable-*=*|--disable-*=*)
1698 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
1699 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1700 eval list=\$$(toupper $thing)_LIST
1701 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1702 $action $(filter "$name" $list)
1703 ;;
1704 --enable-?*|--disable-?*)
1705 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1706 if is_in $option $COMPONENT_LIST; then
1707 test $action = disable && action=unset
1708 eval $action \$$(toupper ${option%s})_LIST
1709 elif is_in $option $CMDLINE_SELECT; then
1710 $action $option
1711 else
1712 die_unknown $opt
1713 fi
1714 ;;
1715 --list-*)
1716 NAME="${opt#--list-}"
1717 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1718 NAME=${NAME%s}
1719 eval show_list $NAME \$$(toupper $NAME)_LIST
1720 ;;
1721 --help|-h) show_help
1722 ;;
1723 *)
1724 optname="${opt%%=*}"
1725 optname="${optname#--}"
1726 optname=$(echo "$optname" | sed 's/-/_/g')
1727 if is_in $optname $CMDLINE_SET; then
1728 eval $optname='$optval'
1729 elif is_in $optname $CMDLINE_APPEND; then
1730 append $optname "$optval"
1731 else
1732 die_unknown $opt
1733 fi
1734 ;;
1735 esac
1736done
1737
1738disabled logging && logfile=/dev/null
1739
1740echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
1741set >> $logfile
1742
1743test -n "$cross_prefix" && enable cross_compile
1744
1745if enabled cross_compile; then
1746 test -n "$arch" && test -n "$target_os" ||
1747 die "Must specify target arch and OS when cross-compiling"
1748fi
1749
1750set_default arch target_os
1751
1752ar_default="${cross_prefix}${ar_default}"
1753cc_default="${cross_prefix}${cc_default}"
1754nm_default="${cross_prefix}${nm_default}"
1755ranlib="${cross_prefix}${ranlib}"
1756strip_default="${cross_prefix}${strip_default}"
1757
1758sysinclude_default="${sysroot}/usr/include"
1759
1760set_default cc nm strip sysinclude
1761enabled cross_compile || host_cc_default=$cc
1762set_default host_cc
1763
1764exesuf() {
1765 case $1 in
1766 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1767 esac
1768}
1769
1770EXESUF=$(exesuf $target_os)
1771HOSTEXESUF=$(exesuf $host_os)
1772
1773# set temporary file name
1774: ${TMPDIR:=$TEMPDIR}
1775: ${TMPDIR:=$TMP}
1776: ${TMPDIR:=/tmp}
1777
1778if ! check_cmd type mktemp; then
1779 # simple replacement for missing mktemp
1780 # NOT SAFE FOR GENERAL USE
1781 mktemp(){
1782 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1783 }
1784fi
1785
1786tmpfile(){
1787 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1788 (set -C; exec > $tmp) 2>/dev/null ||
1789 die "Unable to create temporary file in $TMPDIR."
1790 append TMPFILES $tmp
1791 eval $1=$tmp
1792}
1793
1794trap 'rm -f -- $TMPFILES' EXIT
1795trap exit HUP INT TERM
1796
1797tmpfile TMPC .c
1798tmpfile TMPE $EXESUF
1799tmpfile TMPH .h
1800tmpfile TMPO .o
1801tmpfile TMPS .S
1802tmpfile TMPV .ver
1803tmpfile TMPSH .sh
1804tmpfile TMPASM .asm
1805
1806unset -f mktemp
1807
1808# make sure we can execute files in $TMPDIR
1809cat > $TMPSH 2>> $logfile <<EOF
1810#! /bin/sh
1811EOF
1812chmod +x $TMPSH >> $logfile 2>&1
1813if ! $TMPSH >> $logfile 2>&1; then
1814 cat <<EOF
1815Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1816variable to another directory and make sure that it is not mounted noexec.
1817EOF
1818 die "Sanity test failed."
1819fi
1820
1821filter_cflags=echo
1822filter_cppflags=echo
1823filter_asflags=echo
1824
1825if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1826 cc_type=llvm_gcc
1827 cc_version=__VERSION__
1828 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1829 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1830 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1831 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1832 speed_cflags='-O3'
1833 size_cflags='-Os'
1834elif $cc -v 2>&1 | grep -qi ^gcc; then
1835 cc_type=gcc
1836 cc_version=__VERSION__
1837 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1838 cc_ident="gcc $($cc -dumpversion) $gcc_extra_ver"
1839 if ! $cc -dumpversion | grep -q '^2\.'; then
1840 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1841 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1842 fi
1843 speed_cflags='-O3'
1844 size_cflags='-Os'
1845elif $cc --version 2>/dev/null | grep -q Intel; then
1846 cc_type=icc
1847 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
1848 cc_ident=$($cc --version | head -n1)
1849 icc_version=$($cc -dumpversion)
1850 CC_DEPFLAGS='-MMD'
1851 AS_DEPFLAGS='-MMD'
1852 speed_cflags='-O3'
1853 size_cflags='-Os'
1854 noopt_cflags='-O1'
1855elif $cc -v 2>&1 | grep -q xlc; then
1856 cc_type=xlc
1857 cc_version="AV_STRINGIFY(__IBMC__)"
1858 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
1859 speed_cflags='-O5'
1860 size_cflags='-O5 -qcompact'
1861elif $cc -V 2>/dev/null | grep -q Compaq; then
1862 cc_type=ccc
1863 cc_version="AV_STRINGIFY(__DECC_VER)"
1864 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
1865 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
1866 debuglevel=3
1867 add_ldflags -Wl,-z,now # calls to libots crash without this
1868 speed_cflags='-fast'
1869 size_cflags='-O1'
1870elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
1871 test -d "$sysroot" || die "No valid sysroot specified."
1872 cc_type=armcc
1873 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
1874 cc_ident=$($cc --vsn | head -n1)
1875 armcc_conf="$PWD/armcc.conf"
1876 $cc --arm_linux_configure \
1877 --arm_linux_config_file="$armcc_conf" \
1878 --configure_sysroot="$sysroot" \
1879 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1880 die "Error creating armcc configuration file."
1881 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
1882 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
1883 as_default="${cross_prefix}gcc"
1884 CC_DEPFLAGS='-MMD'
1885 AS_DEPFLAGS='-MMD'
1886 speed_cflags='-O3'
1887 size_cflags='-Os'
1888elif $cc -version 2>/dev/null | grep -q TMS470; then
1889 cc_type=tms470
1890 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
1891 cc_ident=$($cc -version | head -n1 | tr -s ' ')
1892 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1893 CC_O='-fr=$(@D)'
1894 as_default="${cross_prefix}gcc"
1895 ld_default="${cross_prefix}gcc"
1896 TMPO=$(basename $TMPC .c).o
1897 append TMPFILES $TMPO
1898 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
1899 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1900 AS_DEPFLAGS='-MMD'
1901 speed_cflags='-O3 -mf=5'
1902 size_cflags='-O3 -mf=2'
1903 filter_cflags=tms470_flags
1904 tms470_flags(){
1905 for flag; do
1906 case $flag in
1907 -march=*|-mcpu=*)
1908 case "${flag#*=}" in
1909 armv7-a|cortex-a*) echo -mv=7a8 ;;
1910 armv7-r|cortex-r*) echo -mv=7r4 ;;
1911 armv7-m|cortex-m*) echo -mv=7m3 ;;
1912 armv6*|arm11*) echo -mv=6 ;;
1913 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1914 echo -mv=5e ;;
1915 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1916 esac
1917 ;;
1918 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1919 -mfpu=vfp) echo --float_support=vfpv2 ;;
1920 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
1921 -msoft-float) echo --float_support=vfplib ;;
1922 -O[0-3]|-mf=*) echo $flag ;;
1923 -g) echo -g -mn ;;
1924 -pds=*) echo $flag ;;
1925 esac
1926 done
1927 }
1928elif $cc -v 2>&1 | grep -q clang; then
1929 cc_type=clang
1930 $cc -dM -E $TMPC | grep -q __clang_version__ &&
1931 cc_version=__clang_version__ || cc_version=__VERSION__
1932 cc_ident=$($cc --version | head -n1)
1933 CC_DEPFLAGS='-MMD'
1934 AS_DEPFLAGS='-MMD'
1935 speed_cflags='-O3'
1936 size_cflags='-Os'
1937elif $cc -V 2>&1 | grep -q Sun; then
1938 cc_type=suncc
1939 cc_version="AV_STRINGIFY(__SUNPRO_C)"
1940 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
1941 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
1942 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
1943 speed_cflags='-O5'
1944 size_cflags='-O5 -xspace'
1945 filter_cflags=suncc_flags
1946 suncc_flags(){
1947 for flag; do
1948 case $flag in
1949 -march=*|-mcpu=*)
1950 case "${flag#*=}" in
1951 native) echo -xtarget=native ;;
1952 v9|niagara) echo -xarch=sparc ;;
1953 ultrasparc) echo -xarch=sparcvis ;;
1954 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
1955 i586|pentium) echo -xchip=pentium ;;
1956 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1957 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1958 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1959 pentium4*) echo -xtarget=pentium4 ;;
1960 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1961 *-sse3) echo -xarch=sse3 ;;
1962 core2) echo -xarch=ssse3 -xchip=core2 ;;
1963 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1964 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1965 k8|opteron|athlon64|athlon-fx)
1966 echo -xarch=sse2a ;;
1967 athlon*) echo -xarch=pentium_proa ;;
1968 esac
1969 ;;
1970 -std=c99) echo -xc99 ;;
1971 -fomit-frame-pointer) echo -xregs=frameptr ;;
1972 -fPIC) echo -KPIC -xcode=pic32 ;;
1973 -W*,*) echo $flag ;;
1974 -f*-*|-W*) ;;
1975 *) echo $flag ;;
1976 esac
1977 done
1978 }
1979elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
1980 cc_type=pathscale
1981 cc_version=__PATHSCALE__
1982 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
1983 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1984 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1985 speed_cflags='-O2'
1986 size_cflags='-Os'
1987elif $cc -v 2>&1 | grep -q Open64; then
1988 cc_type=open64
1989 cc_version=__OPEN64__
1990 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
1991 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1992 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1993 speed_cflags='-O2'
1994 size_cflags='-Os'
1995fi
1996
1997test -n "$cc_type" && enable $cc_type ||
1998 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
1999
2000: ${as_default:=$cc}
2001: ${dep_cc_default:=$cc}
2002: ${ld_default:=$cc}
2003set_default ar as dep_cc ld
2004
2005test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2006test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2007
2008add_cflags $extra_cflags
2009add_asflags $extra_cflags
2010
2011if test -n "$sysroot"; then
2012 case "$cc_type" in
2013 gcc|llvm_gcc)
2014 add_cppflags --sysroot="$sysroot"
2015 add_ldflags --sysroot="$sysroot"
2016 ;;
2017 tms470)
2018 add_cppflags -I"$sysinclude"
2019 add_ldflags --sysroot="$sysroot"
2020 ;;
2021 clang)
2022 add_cppflags -isysroot "$sysroot"
2023 add_ldflags -isysroot "$sysroot"
2024 ;;
2025 esac
2026fi
2027
2028if test "$cpu" = host; then
2029 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2030
2031 case "$cc_type" in
2032 gcc|llvm_gcc)
2033 check_native(){
2034 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
2035 sed -n "/$1=/{
2036 s/.*$1=\\([^ ]*\\).*/\\1/
2037 p
2038 q
2039 }" $TMPE
2040 }
2041 cpu=$(check_native -march || check_native -mcpu)
2042 ;;
2043 esac
2044
2045 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2046fi
2047
2048# Deal with common $arch aliases
2049case "$arch" in
2050 arm*)
2051 arch="arm"
2052 ;;
2053 mips|mipsel|IP*)
2054 arch="mips"
2055 ;;
2056 mips64*)
2057 arch="mips"
2058 subarch="mips64"
2059 ;;
2060 parisc|hppa)
2061 arch="parisc"
2062 ;;
2063 parisc64|hppa64)
2064 arch="parisc"
2065 subarch="parisc64"
2066 ;;
2067 "Power Macintosh"|ppc|powerpc)
2068 arch="ppc"
2069 ;;
2070 ppc64|powerpc64)
2071 arch="ppc"
2072 subarch="ppc64"
2073 ;;
2074 s390|s390x)
2075 arch="s390"
2076 ;;
2077 sh4|sh)
2078 arch="sh4"
2079 ;;
2080 sun4u|sparc64)
2081 arch="sparc"
2082 subarch="sparc64"
2083 ;;
2084 i[3-6]86|i86pc|BePC|x86_64|amd64)
2085 arch="x86"
2086 ;;
2087esac
2088
2089is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
2090enable $arch
2091
2092# Add processor-specific flags
2093if test "$cpu" = generic; then
2094 : do nothing
2095elif enabled ppc; then
2096
2097 case $(tolower $cpu) in
2098 601|ppc601|powerpc601)
2099 cpuflags="-mcpu=601"
2100 disable altivec
2101 ;;
2102 603*|ppc603*|powerpc603*)
2103 cpuflags="-mcpu=603"
2104 disable altivec
2105 ;;
2106 604*|ppc604*|powerpc604*)
2107 cpuflags="-mcpu=604"
2108 disable altivec
2109 ;;
2110 g3|75*|ppc75*|powerpc75*)
2111 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
2112 disable altivec
2113 ;;
2114 g4|745*|ppc745*|powerpc745*)
2115 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2116 ;;
2117 74*|ppc74*|powerpc74*)
2118 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2119 ;;
2120 g5|970|ppc970|powerpc970|power4*)
2121 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2122 ;;
2123 cell)
2124 cpuflags="-mcpu=cell"
2125 enable ldbrx
2126 ;;
2127 e500v2)
2128 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2129 disable altivec
2130 ;;
2131 e500)
2132 cpuflags="-mcpu=8540 -mhard-float"
2133 disable altivec
2134 ;;
2135 esac
2136
2137elif enabled x86; then
2138
2139 case $cpu in
2140 i[345]86|pentium)
2141 cpuflags="-march=$cpu"
2142 disable mmx
2143 ;;
2144 # targets that do NOT support conditional mov (cmov)
2145 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2146 cpuflags="-march=$cpu"
2147 disable cmov
2148 ;;
2149 # targets that do support conditional mov (cmov)
2150 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona|atom)
2151 cpuflags="-march=$cpu"
2152 enable cmov
2153 enable fast_cmov
2154 ;;
2155 # targets that do support conditional mov but on which it's slow
2156 pentium4|pentium4m|prescott|nocona)
2157 cpuflags="-march=$cpu"
2158 enable cmov
2159 disable fast_cmov
2160 ;;
2161 esac
2162
2163elif enabled sparc; then
2164
2165 case $cpu in
2166 niagara)
2167 cpuflags="-mcpu=$cpu"
2168 disable vis
2169 ;;
2170 sparc64)
2171 cpuflags="-mcpu=v9"
2172 ;;
2173 esac
2174
2175elif enabled arm; then
2176
2177 case $cpu in
2178 armv*)
2179 cpuflags="-march=$cpu"
2180 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2181 ;;
2182 *)
2183 cpuflags="-mcpu=$cpu"
2184 case $cpu in
2185 cortex-a*) subarch=armv7a ;;
2186 cortex-r*) subarch=armv7r ;;
2187 cortex-m*) subarch=armv7m ;;
2188 arm11*) subarch=armv6 ;;
2189 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2190 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2191 esac
2192 ;;
2193 esac
2194
2195elif enabled alpha; then
2196
2197 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
2198
2199elif enabled bfin; then
2200
2201 cpuflags="-mcpu=$cpu"
2202
2203elif enabled mips; then
2204
2205 cpuflags="-march=$cpu"
2206
2207elif enabled avr32; then
2208
2209 case $cpu in
2210 ap7[02]0[0-2])
2211 subarch="avr32_ap"
2212 cpuflags="-mpart=$cpu"
2213 ;;
2214 ap)
2215 subarch="avr32_ap"
2216 cpuflags="-march=$cpu"
2217 ;;
2218 uc3[ab]*)
2219 subarch="avr32_uc"
2220 cpuflags="-mcpu=$cpu"
2221 ;;
2222 uc)
2223 subarch="avr32_uc"
2224 cpuflags="-march=$cpu"
2225 ;;
2226 esac
2227
2228fi
2229
2230add_cflags $cpuflags
2231add_asflags $cpuflags
2232
2233# compiler sanity check
2234check_exec <<EOF
2235int main(void){ return 0; }
2236EOF
2237if test "$?" != 0; then
2238 echo "$cc is unable to create an executable file."
2239 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2240 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2241 echo "Only do this if you know what cross compiling means."
2242 fi
2243 die "C compiler test failed."
2244fi
2245
2246add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
2247check_cflags -std=c99
2248check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
2249#include <stdlib.h>
2250EOF
2251check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
2252#include <stdlib.h>
2253EOF
2254
2255check_host_cflags -std=c99
2256
2257case "$arch" in
2258 alpha|ia64|mips|parisc|sparc)
2259 spic=$shared
2260 ;;
2261 x86)
2262 subarch="x86_32"
2263 check_cc <<EOF && subarch="x86_64"
2264 int test[(int)sizeof(char*) - 7];
2265EOF
2266 if test "$subarch" = "x86_64"; then
2267 spic=$shared
2268 fi
2269 ;;
2270esac
2271
2272enable $subarch
2273enabled spic && enable pic
2274
2275# OS specific
2276case $target_os in
2277 haiku)
2278 prefix_default="/boot/common"
2279 network_extralibs="-lnetwork"
2280 ;;
2281 sunos)
2282 FFSERVERLDFLAGS=""
2283 SHFLAGS='-shared -Wl,-h,$$(@F)'
2284 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
2285 network_extralibs="-lsocket -lnsl"
2286 add_cppflags -D__EXTENSIONS__
2287 nm_opts='-P -g'
2288 ;;
2289 netbsd)
2290 oss_indev_extralibs="-lossaudio"
2291 oss_outdev_extralibs="-lossaudio"
2292 add_cppflags -D_XOPEN_SOURCE=600
2293 ;;
2294 openbsd)
2295 enable malloc_aligned
2296 # On OpenBSD 4.5. the compiler does not use PIC unless
2297 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2298 # however the generated executable will not do anything
2299 # (simply quits with exit-code 1, no crash, no output).
2300 # Thus explicitly enable PIC here.
2301 enable pic
2302 SHFLAGS='-shared'
2303 oss_indev_extralibs="-lossaudio"
2304 oss_outdev_extralibs="-lossaudio"
2305 ;;
2306 freebsd|dragonfly)
2307 enable malloc_aligned
2308 ;;
2309 bsd/os)
2310 add_extralibs -lpoll -lgnugetopt
2311 strip="strip -d"
2312 ;;
2313 darwin)
2314 enable malloc_aligned
2315 gas="gas-preprocessor.pl $cc"
2316 enabled ppc && add_asflags -force_cpusubtype_ALL
2317 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
2318 strip="${strip} -x"
2319 add_ldflags -Wl,-dynamic,-search_paths_first
2320 SLIBSUF=".dylib"
2321 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2322 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2323 FFSERVERLDFLAGS=-Wl,-bind_at_load
2324 objformat="macho"
2325 enabled x86_64 && objformat="macho64"
2326 enabled_any pic shared ||
2327 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
2328 ;;
2329 mingw32*)
2330 if test $target_os = "mingw32ce"; then
2331 disable network
2332 else
2333 target_os=mingw32
2334 fi
2335 LIBTARGET=i386
2336 if enabled x86_64; then
2337 enable malloc_aligned
2338 LIBTARGET=x64
2339 elif enabled arm; then
2340 LIBTARGET=arm
2341 fi
2342 shlibdir_default="$bindir_default"
2343 disable ffserver
2344 SLIBPREF=""
2345 SLIBSUF=".dll"
2346 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2347 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2348 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
2349 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
2350 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2351 install -d "$(LIBDIR)"; \
2352 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
2353 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
2354 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'
2355 objformat="win32"
2356 enable dos_paths
2357 check_cflags -fno-common
2358 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2359 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2360 die "ERROR: MinGW runtime version must be >= 3.15."
2361 ;;
2362 cygwin*)
2363 target_os=cygwin
2364 shlibdir_default="$bindir_default"
2365 SLIBPREF="cyg"
2366 SLIBSUF=".dll"
2367 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2368 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2369 SHFLAGS='-shared -Wl,--enable-auto-image-base'
2370 objformat="win32"
2371 enable dos_paths
2372 check_cflags -fno-common
2373 ;;
2374 *-dos|freedos|opendos)
2375 disable ffplay ffserver
2376 disable $INDEV_LIST $OUTDEV_LIST
2377 network_extralibs="-lsocket"
2378 objformat="coff"
2379 enable dos_paths
2380 ;;
2381 linux)
2382 enable dv1394
2383 ;;
2384 irix*)
2385 target_os=irix
2386 ranlib="echo ignoring ranlib"
2387 ;;
2388 os/2*)
2389 strip="lxlite"
2390 ln_s="cp -f"
2391 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
2392 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
2393 FFSERVERLDFLAGS=""
2394 LIBSUF="_s.a"
2395 SLIBPREF=""
2396 SLIBSUF=".dll"
2397 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2398 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
2399 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2400 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2401 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2402 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2403 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2404 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2405 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2406 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2407 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
2408 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
2409 enable dos_paths
2410 ;;
2411 gnu/kfreebsd)
2412 ;;
2413 gnu)
2414 ;;
2415 none)
2416 ;;
2417 *)
2418 die "Unknown OS '$target_os'."
2419 ;;
2420esac
2421
2422echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$FFMPEG_CONFIGURATION" >config.fate
2423
2424check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2425
2426set_default $PATHS_LIST
2427
2428# we need to build at least one lib type
2429if ! enabled_any static shared; then
2430 cat <<EOF
2431At least one library type must be built.
2432Specify --enable-static to build the static libraries or --enable-shared to
2433build the shared libraries as well. To only build the shared libraries specify
2434--disable-static in addition to --enable-shared.
2435EOF
2436 exit 1;
2437fi
2438
2439disabled static && LIBNAME=""
2440
2441die_license_disabled() {
2442 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2443}
2444
2445die_license_disabled gpl libx264
2446die_license_disabled gpl libxavs
2447die_license_disabled gpl libxvid
2448die_license_disabled gpl postproc
2449die_license_disabled gpl x11grab
2450
2451die_license_disabled nonfree libfaac
2452
2453die_license_disabled version3 libopencore_amrnb
2454die_license_disabled version3 libopencore_amrwb
2455
2456enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
2457
2458check_deps $ARCH_EXT_LIST
2459
2460disabled optimizations || check_cflags -fomit-frame-pointer
2461
2462enable_pic() {
2463 enable pic
2464 add_cppflags -DPIC
2465 add_cflags -fPIC
2466 add_asflags -fPIC
2467}
2468
2469enabled pic && enable_pic
2470
2471check_cc <<EOF || die "Symbol mangling check failed."
2472int ff_extern;
2473EOF
2474sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
2475extern_prefix=${sym%%ff_extern*}
2476
2477check_cc <<EOF && enable inline_asm
2478void foo(void) { __asm__ volatile ("" ::); }
2479EOF
2480
2481_restrict=
2482for restrict_keyword in restrict __restrict__ __restrict; do
2483 check_cc <<EOF && _restrict=$restrict_keyword && break
2484void foo(char * $restrict_keyword p);
2485EOF
2486done
2487
2488check_cc <<EOF && enable attribute_packed
2489struct { int x; } __attribute__((packed)) x;
2490EOF
2491
2492check_cc <<EOF && enable attribute_may_alias
2493union { int x; } __attribute__((may_alias)) x;
2494EOF
2495
2496check_cc <<EOF || die "endian test failed"
2497unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2498EOF
2499od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2500
2501if enabled alpha; then
2502
2503 check_cflags -mieee
2504
2505elif enabled arm; then
2506
2507 check_cflags -marm
2508 nogas=die
2509
2510 check_ld <<EOF && enable vfp_args
2511__asm__ (".eabi_attribute 28, 1");
2512int main(void) { return 0; }
2513EOF
2514
2515 # We have to check if pld is a nop and disable it.
2516 check_asm pld '"pld [r0]"'
2517
2518 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2519 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2520 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2521 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2522 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2523 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
2524
2525 enabled_all armv6t2 shared !pic && enable_pic
2526
2527elif enabled mips; then
2528
2529 check_asm loongson '"dmult.g $1, $2, $3"'
2530 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
2531
2532elif enabled ppc; then
2533
2534 enable local_aligned_8 local_aligned_16
2535
2536 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2537 check_asm ibm_asm '"add 0, 0, 0"'
2538 check_asm ppc4xx '"maclhw r10, r11, r12"'
2539 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
2540
2541 # AltiVec flags: The FSF version of GCC differs from the Apple version
2542 if enabled altivec; then
2543 nogas=warn
2544 check_cflags -maltivec -mabi=altivec &&
2545 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2546 check_cflags -faltivec
2547
2548 # check if our compiler supports Motorola AltiVec C API
2549 check_cc <<EOF || disable altivec
2550$inc_altivec_h
2551int main(void) {
2552 vector signed int v1, v2, v3;
2553 v1 = vec_add(v2,v3);
2554 return 0;
2555}
2556EOF
2557
2558 # check if our compiler supports braces for vector declarations
2559 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2560$inc_altivec_h
2561int main (void) { (vector int) {1}; return 0; }
2562EOF
2563 fi
2564
2565elif enabled sparc; then
2566
2567 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2568 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
2569
2570elif enabled x86; then
2571
2572 enable local_aligned_8 local_aligned_16
2573
2574 # check whether EBP is available on x86
2575 # As 'i' is stored on the stack, this program will crash
2576 # if the base pointer is used to access it because the
2577 # base pointer is cleared in the inline assembly code.
2578 check_exec_crash <<EOF && enable ebp_available
2579 volatile int i=0;
2580 __asm__ volatile (
2581 "xorl %%ebp, %%ebp"
2582 ::: "%ebp");
2583 return i;
2584EOF
2585
2586 # check whether EBX is available on x86
2587 check_asm ebx_available '""::"b"(0)' &&
2588 check_asm ebx_available '"":::"%ebx"'
2589
2590 # check whether xmm clobbers are supported
2591 check_asm xmm_clobbers '"":::"%xmm0"'
2592
2593 # check whether more than 10 operands are supported
2594 check_cc <<EOF && enable ten_operands
2595int main(void) {
2596 int x=0;
2597 __asm__ volatile(
2598 ""
2599 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2600 );
2601 return 0;
2602}
2603EOF
2604
2605 # check whether binutils is new enough to compile SSSE3/MMX2
2606 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
2607 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
2608
2609 check_asm bswap '"bswap %%eax" ::: "%eax"'
2610
2611 if ! disabled_any asm mmx yasm; then
2612 if check_cmd $yasmexe --version; then
2613 enabled x86_64 && yasm_extra="-m amd64"
2614 yasm_debug="-g dwarf2"
2615 elif check_cmd nasm -v; then
2616 yasmexe=nasm
2617 yasm_debug="-g -F dwarf"
2618 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2619 fi
2620
2621 YASMFLAGS="-f $objformat $yasm_extra"
2622 enabled pic && append YASMFLAGS "-DPIC"
2623 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2624 case "$objformat" in
2625 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2626 esac
2627
2628 check_yasm "pabsw xmm0, xmm0" && enable yasm ||
2629 die "yasm not found, use --disable-yasm for a crippled build"
2630 fi
2631
2632 case "$cpu" in
2633 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2634 disable fast_clz
2635 ;;
2636 esac
2637
2638fi
2639
2640if enabled asm; then
2641 as=${gas:=$as}
2642 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2643 $nogas "GNU assembler not found, install gas-preprocessor"
2644fi
2645
2646if check_func dlopen; then
2647 ldl=
2648elif check_func dlopen -ldl; then
2649 ldl=-ldl
2650fi
2651
2652# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2653check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2654
2655check_func fcntl
2656check_func fork
2657check_func getaddrinfo $network_extralibs
2658check_func gethrtime
2659check_func getrusage
2660check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
2661check_func inet_aton $network_extralibs
2662check_func isatty
2663check_func ${malloc_prefix}memalign && enable memalign
2664check_func mkstemp
2665check_func ${malloc_prefix}posix_memalign && enable posix_memalign
2666check_func setrlimit
2667check_func strerror_r
2668check_func strtok_r
2669check_func_headers io.h setmode
2670check_func_headers lzo/lzo1x.h lzo1x_999_compress
2671check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2672check_func_headers windows.h GetProcessTimes
2673check_func_headers windows.h VirtualAlloc
2674
2675check_header conio.h
2676check_header dlfcn.h
2677check_header dxva2api.h
2678check_header malloc.h
2679check_header poll.h
2680check_header sys/mman.h
2681check_header sys/resource.h
2682check_header sys/select.h
2683check_header termios.h
2684check_header vdpau/vdpau.h
2685check_header vdpau/vdpau_x11.h
2686check_header X11/extensions/XvMClib.h
2687
2688check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2689
2690if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2691 enabled_any $need_memalign ; then
2692 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
2693fi
2694
2695disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
2696disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
2697
2698# check for some common methods of building with pthread support
2699# do this before the optional library checks as some of them require pthreads
2700if ! disabled pthreads && ! enabled w32threads; then
2701 enable pthreads
2702 if check_func pthread_create; then
2703 :
2704 elif check_func pthread_create -pthread; then
2705 add_cflags -pthread
2706 add_extralibs -pthread
2707 elif check_func pthread_create -pthreads; then
2708 add_cflags -pthreads
2709 add_extralibs -pthreads
2710 elif check_func pthread_create -lpthreadGC2; then
2711 add_extralibs -lpthreadGC2
2712 elif ! check_lib pthread.h pthread_create -lpthread; then
2713 disable pthreads
2714 fi
2715fi
2716
2717for thread in $THREADS_LIST; do
2718 if enabled $thread; then
2719 test -n "$thread_type" &&
2720 die "ERROR: Only one thread type must be selected." ||
2721 thread_type="$thread"
2722 fi
2723done
2724
2725check_lib math.h sin -lm
2726disabled vaapi || check_lib va/va.h vaInitialize -lva
2727
2728check_mathfunc exp2
2729check_mathfunc exp2f
2730check_mathfunc llrint
2731check_mathfunc llrintf
2732check_mathfunc log2
2733check_mathfunc log2f
2734check_mathfunc lrint
2735check_mathfunc lrintf
2736check_mathfunc round
2737check_mathfunc roundf
2738check_mathfunc truncf
2739
2740# these are off by default, so fail if requested and not available
2741enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
2742enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
2743enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2744 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2745 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
2746enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2747enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2748enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
2749enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
2750enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2751enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
2752enabled libopencv && { check_lib opencv/cv.h cvCreateImageHeader $(pkg-config --libs opencv) ||
2753 die "ERROR: libopencv not found"; }
2754enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
2755enabled librtmp && { check_lib librtmp/rtmp.h RTMP_Socket $(pkg-config --libs librtmp) ||
2756 die "ERROR: librtmp not found or RTMP_Socket() missing, librtmp version must be >= 2.2.f"; }
2757enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2758 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
2759enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
2760enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
2761enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2762enabled libvpx && {
2763 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2764 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2765 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2766 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
2767enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
2768 { check_cpp_condition x264.h "X264_BUILD >= 98" ||
2769 die "ERROR: libx264 version must be >= 0.98."; }
2770enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2771enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
2772enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
2773
2774# libdc1394 check
2775if enabled libdc1394; then
2776 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2777 enable libdc1394_2; } ||
2778 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2779 enable libdc1394_1; } ||
2780 die "ERROR: No version of libdc1394 found "
2781fi
2782
2783SDL_CONFIG="${cross_prefix}sdl-config"
2784if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
2785 sdl_cflags=$("${SDL_CONFIG}" --cflags)
2786 sdl_libs=$("${SDL_CONFIG}" --libs)
2787 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2788 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2789 enable sdl &&
2790 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
2791fi
2792
2793texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
2794
2795if enabled network; then
2796 check_type "sys/types.h sys/socket.h" socklen_t
2797 check_type netdb.h "struct addrinfo"
2798 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2799 check_type netinet/in.h "struct sockaddr_in6"
2800 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2801 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2802 # Prefer arpa/inet.h over winsock2
2803 if check_header arpa/inet.h ; then
2804 check_func closesocket
2805 elif check_header winsock2.h ; then
2806 check_func_headers winsock2.h closesocket -lws2 && \
2807 network_extralibs="-lws2" || \
2808 { check_func_headers winsock2.h closesocket -lws2_32 && \
2809 network_extralibs="-lws2_32"; }
2810 check_type ws2tcpip.h socklen_t
2811 check_type ws2tcpip.h "struct addrinfo"
2812 check_type ws2tcpip.h "struct ipv6_mreq"
2813 check_type ws2tcpip.h "struct sockaddr_in6"
2814 check_type ws2tcpip.h "struct sockaddr_storage"
2815 check_struct winsock2.h "struct sockaddr" sa_len
2816 else
2817 disable network
2818 fi
2819fi
2820
2821check_header linux/videodev.h
2822check_header linux/videodev2.h
2823check_header sys/videoio.h
2824
2825check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
2826# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2827# w32api 3.12 had it defined wrong
2828check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
2829
2830# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
2831{ check_header dev/bktr/ioctl_meteor.h &&
2832 check_header dev/bktr/ioctl_bt848.h; } ||
2833{ check_header machine/ioctl_meteor.h &&
2834 check_header machine/ioctl_bt848.h; } ||
2835{ check_header dev/video/meteor/ioctl_meteor.h &&
2836 check_header dev/video/bktr/ioctl_bt848.h; } ||
2837check_header dev/ic/bt8xx.h
2838
2839check_header sys/soundcard.h
2840check_header soundcard.h
2841
2842enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2843
2844enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
2845
2846enabled x11grab &&
2847check_header X11/Xlib.h &&
2848check_header X11/extensions/XShm.h &&
2849check_header X11/extensions/Xfixes.h &&
2850check_func XOpenDisplay -lX11 &&
2851check_func XShmCreateImage -lX11 -lXext &&
2852check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
2853
2854if ! disabled vdpau && enabled vdpau_vdpau_h; then
2855check_cpp_condition \
2856 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
2857 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2858 disable vdpau; }
2859fi
2860
2861enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
2862
2863# add some useful compiler flags if supported
2864check_cflags -Wdeclaration-after-statement
2865check_cflags -Wall
2866check_cflags -Wno-parentheses
2867check_cflags -Wno-switch
2868check_cflags -Wdisabled-optimization
2869check_cflags -Wpointer-arith
2870check_cflags -Wredundant-decls
2871check_cflags -Wno-pointer-sign
2872check_cflags -Wcast-qual
2873check_cflags -Wwrite-strings
2874check_cflags -Wtype-limits
2875check_cflags -Wundef
2876check_cflags -Wmissing-prototypes
2877enabled extra_warnings && check_cflags -Winline
2878
2879# add some linker flags
2880check_ldflags -Wl,--warn-common
2881check_ldflags -Wl,--as-needed
2882check_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)/libavcore -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
2883check_ldflags -Wl,-Bsymbolic
2884
2885echo "X{};" > $TMPV
2886if test_ldflags -Wl,--version-script,$TMPV; then
2887 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2888 check_cc <<EOF && enable symver_asm_label
2889void ff_foo(void) __asm__ ("av_foo@VERSION");
2890void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
2891EOF
2892 check_cc <<EOF && enable symver_gnu_asm
2893__asm__(".symver ff_foo,av_foo@VERSION");
2894void ff_foo(void) {}
2895EOF
2896fi
2897
2898if enabled small; then
2899 add_cflags $size_cflags
2900 optimizations="small"
2901elif enabled optimizations; then
2902 add_cflags $speed_cflags
2903else
2904 add_cflags $noopt_cflags
2905fi
2906check_cflags -fno-math-errno
2907check_cflags -fno-signed-zeros
2908
2909if enabled icc; then
2910 # Just warnings, no remarks
2911 check_cflags -w1
2912 # -wd: Disable following warnings
2913 # 144, 167, 556: -Wno-pointer-sign
2914 # 10006: ignoring unknown option -fno-signed-zeros
2915 # 10156: ignoring option '-W'; no argument required
2916 check_cflags -wd144,167,556,10006,10156
2917 # 11030: Warning unknown option --as-needed
2918 # 10156: ignoring option '-export'; no argument required
2919 check_ldflags -wd10156,11030
2920 # Allow to compile with optimizations
2921 check_ldflags -march=$cpu
2922 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2923 enable ebp_available
2924 if enabled x86_32; then
2925 test ${icc_version%%.*} -ge 11 && \
2926 check_cflags -falign-stack=maintain-16-byte || \
2927 disable aligned_stack
2928 fi
2929elif enabled ccc; then
2930 # disable some annoying warnings
2931 add_cflags -msg_disable cvtu32to64
2932 add_cflags -msg_disable embedcomment
2933 add_cflags -msg_disable needconstext
2934 add_cflags -msg_disable nomainieee
2935 add_cflags -msg_disable ptrmismatch1
2936 add_cflags -msg_disable unreachcode
2937elif enabled gcc; then
2938 check_cflags -fno-tree-vectorize
2939 check_cflags -Werror=implicit-function-declaration
2940 check_cflags -Werror=missing-prototypes
2941elif enabled llvm_gcc; then
2942 check_cflags -mllvm -stack-alignment=16
2943elif enabled clang; then
2944 check_cflags -mllvm -stack-alignment=16
2945 check_cflags -Qunused-arguments
2946elif enabled armcc; then
2947 # 2523: use of inline assembler is deprecated
2948 add_cflags -W${armcc_opt},--diag_suppress=2523
2949 add_cflags -W${armcc_opt},--diag_suppress=1207
2950elif enabled tms470; then
2951 add_cflags -pds=824 -pds=837
2952fi
2953
2954enabled_any $THREADS_LIST && enable threads
2955
2956check_deps $CONFIG_LIST \
2957 $CONFIG_EXTRA \
2958 $HAVE_LIST \
2959 $DECODER_LIST \
2960 $ENCODER_LIST \
2961 $HWACCEL_LIST \
2962 $PARSER_LIST \
2963 $BSF_LIST \
2964 $DEMUXER_LIST \
2965 $MUXER_LIST \
2966 $FILTER_LIST \
2967 $INDEV_LIST \
2968 $OUTDEV_LIST \
2969 $PROTOCOL_LIST \
2970 $ACODEC_TESTS \
2971 $VCODEC_TESTS \
2972 $LAVF_TESTS \
2973 $LAVFI_TESTS \
2974 $SEEK_TESTS \
2975
2976enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
2977
2978echo "install prefix $prefix"
2979echo "source path $source_path"
2980echo "C compiler $cc"
2981echo "ARCH $arch ($cpu)"
2982if test "$build_suffix" != ""; then
2983 echo "build suffix $build_suffix"
2984fi
2985if test "$extra_version" != ""; then
2986 echo "version string suffix $extra_version"
2987fi
2988echo "big-endian ${bigendian-no}"
2989echo "runtime cpu detection ${runtime_cpudetect-no}"
2990if enabled x86; then
2991 echo "yasm ${yasm-no}"
2992 echo "MMX enabled ${mmx-no}"
2993 echo "MMX2 enabled ${mmx2-no}"
2994 echo "3DNow! enabled ${amd3dnow-no}"
2995 echo "3DNow! extended enabled ${amd3dnowext-no}"
2996 echo "SSE enabled ${sse-no}"
2997 echo "SSSE3 enabled ${ssse3-no}"
2998 echo "CMOV enabled ${cmov-no}"
2999 echo "CMOV is fast ${fast_cmov-no}"
3000 echo "EBX available ${ebx_available-no}"
3001 echo "EBP available ${ebp_available-no}"
3002 echo "10 operands supported ${ten_operands-no}"
3003fi
3004if enabled arm; then
3005 echo "ARMv5TE enabled ${armv5te-no}"
3006 echo "ARMv6 enabled ${armv6-no}"
3007 echo "ARMv6T2 enabled ${armv6t2-no}"
3008 echo "ARM VFP enabled ${armvfp-no}"
3009 echo "IWMMXT enabled ${iwmmxt-no}"
3010 echo "NEON enabled ${neon-no}"
3011fi
3012if enabled mips; then
3013 echo "MMI enabled ${mmi-no}"
3014fi
3015if enabled ppc; then
3016 echo "AltiVec enabled ${altivec-no}"
3017 echo "PPC 4xx optimizations ${ppc4xx-no}"
3018 echo "dcbzl available ${dcbzl-no}"
3019fi
3020if enabled sparc; then
3021 echo "VIS enabled ${vis-no}"
3022fi
3023echo "debug symbols ${debug-no}"
3024echo "strip symbols ${stripping-no}"
3025echo "optimizations ${optimizations-no}"
3026echo "static ${static-no}"
3027echo "shared ${shared-no}"
3028echo "postprocessing support ${postproc-no}"
3029echo "new filter support ${avfilter-no}"
3030echo "network support ${network-no}"
3031echo "threading support ${thread_type-no}"
3032echo "SDL support ${sdl-no}"
3033echo "Sun medialib support ${mlib-no}"
3034echo "AVISynth enabled ${avisynth-no}"
3035echo "frei0r enabled ${frei0r-no}"
3036echo "libdc1394 support ${libdc1394-no}"
3037echo "libdirac enabled ${libdirac-no}"
3038echo "libfaac enabled ${libfaac-no}"
3039echo "libgsm enabled ${libgsm-no}"
3040echo "libmp3lame enabled ${libmp3lame-no}"
3041echo "libnut enabled ${libnut-no}"
3042echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3043echo "libopencore-amrwb support ${libopencore_amrwb-no}"
3044echo "libopencv support ${libopencv-no}"
3045echo "libopenjpeg enabled ${libopenjpeg-no}"
3046echo "librtmp enabled ${librtmp-no}"
3047echo "libschroedinger enabled ${libschroedinger-no}"
3048echo "libspeex enabled ${libspeex-no}"
3049echo "libtheora enabled ${libtheora-no}"
3050echo "libvorbis enabled ${libvorbis-no}"
3051echo "libvpx enabled ${libvpx-no}"
3052echo "libx264 enabled ${libx264-no}"
3053echo "libxavs enabled ${libxavs-no}"
3054echo "libxvid enabled ${libxvid-no}"
3055echo "zlib enabled ${zlib-no}"
3056echo "bzlib enabled ${bzlib-no}"
3057echo
3058
3059for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
3060 echo "Enabled ${type}s:"
3061 eval list=\$$(toupper $type)_LIST
3062 print_enabled '_*' $list | sort | pr -3 -t
3063 echo
3064done
3065
3066license="LGPL version 2.1 or later"
3067if enabled nonfree; then
3068 license="nonfree and unredistributable"
3069elif enabled gplv3; then
3070 license="GPL version 3 or later"
3071elif enabled lgplv3; then
3072 license="LGPL version 3 or later"
3073elif enabled gpl; then
3074 license="GPL version 2 or later"
3075fi
3076
3077echo "License: $license"
3078
3079echo "Creating config.mak and config.h..."
3080
3081# build tree in object directory if source path is different from current one
3082if enabled source_path_used; then
3083 DIRS="
3084 doc
3085 libavcodec
3086 libavcodec/$arch
3087 libavcore
3088 libavdevice
3089 libavfilter
3090 libavfilter/$arch
3091 libavformat
3092 libavutil
3093 libavutil/$arch
3094 libpostproc
3095 libswscale
3096 libswscale/$arch
3097 tests
3098 tools
3099 "
3100 FILES="
3101 Makefile
3102 common.mak
3103 subdir.mak
3104 doc/texi2pod.pl
3105 libavcodec/Makefile
3106 libavcodec/${arch}/Makefile
3107 libavcore/Makefile
3108 libavdevice/Makefile
3109 libavfilter/Makefile
3110 libavfilter/${arch}/Makefile
3111 libavformat/Makefile
3112 libavutil/Makefile
3113 libpostproc/Makefile
3114 libswscale/Makefile
3115 "
3116 map 'mkdir -p $v' $DIRS;
3117 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
3118fi
3119
3120enabled stripping || strip="echo skipping strip"
3121
3122config_files="$TMPH config.mak"
3123
3124cat > config.mak <<EOF
3125# Automatically generated by configure - do not modify!
3126ifndef FFMPEG_CONFIG_MAK
3127FFMPEG_CONFIG_MAK=1
3128FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
3129prefix=$prefix
3130LIBDIR=\$(DESTDIR)$libdir
3131SHLIBDIR=\$(DESTDIR)$shlibdir
3132INCDIR=\$(DESTDIR)$incdir
3133BINDIR=\$(DESTDIR)$bindir
3134DATADIR=\$(DESTDIR)$datadir
3135MANDIR=\$(DESTDIR)$mandir
3136SRC_PATH="$source_path"
3137SRC_PATH_BARE=$source_path
3138BUILD_ROOT="$PWD"
3139CC_IDENT=$cc_ident
3140ARCH=$arch
3141CC=$cc
3142AS=$as
3143LD=$ld
3144DEPCC=$dep_cc
3145YASM=$yasmexe
3146YASMDEP=$yasmexe
3147AR=$ar
3148RANLIB=$ranlib
3149CP=cp -p
3150LN_S=$ln_s
3151STRIP=$strip
3152CPPFLAGS=$CPPFLAGS
3153CFLAGS=$CFLAGS
3154ASFLAGS=$ASFLAGS
3155CC_O=$CC_O
3156LDFLAGS=$LDFLAGS
3157FFSERVERLDFLAGS=$FFSERVERLDFLAGS
3158SHFLAGS=$SHFLAGS
3159YASMFLAGS=$YASMFLAGS
3160BUILDSUF=$build_suffix
3161FULLNAME=$FULLNAME
3162LIBPREF=$LIBPREF
3163LIBSUF=$LIBSUF
3164LIBNAME=$LIBNAME
3165SLIBPREF=$SLIBPREF
3166SLIBSUF=$SLIBSUF
3167EXESUF=$EXESUF
3168EXTRA_VERSION=$extra_version
3169DEPFLAGS=$DEPFLAGS
3170CCDEP=$CCDEP
3171ASDEP=$ASDEP
3172CC_DEPFLAGS=$CC_DEPFLAGS
3173AS_DEPFLAGS=$AS_DEPFLAGS
3174HOSTCC=$host_cc
3175HOSTCFLAGS=$host_cflags
3176HOSTEXESUF=$HOSTEXESUF
3177HOSTLDFLAGS=$host_ldflags
3178HOSTLIBS=$host_libs
3179TARGET_EXEC=$target_exec
3180TARGET_PATH=$target_path
3181SDL_LIBS=$sdl_libs
3182SDL_CFLAGS=$sdl_cflags
3183LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3184EXTRALIBS=$extralibs
3185INSTALL=install
3186LIBTARGET=${LIBTARGET}
3187SLIBNAME=${SLIBNAME}
3188SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3189SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3190SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3191SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3192SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3193SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
3194SAMPLES=$samples
3195EOF
3196
3197get_version(){
3198 name=$1
3199 file=$source_path/$2
3200 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3201 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
3202 lcname=$(tolower $name)
3203 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3204 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
3205}
3206
3207get_version LIBSWSCALE libswscale/swscale.h
3208get_version LIBPOSTPROC libpostproc/postprocess.h
3209get_version LIBAVCODEC libavcodec/avcodec.h
3210get_version LIBAVCORE libavcore/avcore.h
3211get_version LIBAVDEVICE libavdevice/avdevice.h
3212get_version LIBAVFORMAT libavformat/avformat.h
3213get_version LIBAVUTIL libavutil/avutil.h
3214get_version LIBAVFILTER libavfilter/avfilter.h
3215
3216cat > $TMPH <<EOF
3217/* Automatically generated by configure - do not modify! */
3218#ifndef FFMPEG_CONFIG_H
3219#define FFMPEG_CONFIG_H
3220#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
3221#define FFMPEG_LICENSE "$(c_escape $license)"
3222#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3223#define CC_TYPE "$cc_type"
3224#define CC_VERSION $cc_version
3225#define restrict $_restrict
3226#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\\n\\t"
3227#define EXTERN_PREFIX "${extern_prefix}"
3228#define EXTERN_ASM ${extern_prefix}
3229#define SLIBSUF "$SLIBSUF"
3230EOF
3231
3232test -n "$malloc_prefix" &&
3233 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3234
3235if enabled small || disabled optimizations; then
3236 echo "#undef av_always_inline" >> $TMPH
3237 echo "#define av_always_inline" >> $TMPH
3238fi
3239
3240if enabled yasm; then
3241 append config_files $TMPASM
3242 printf '' >$TMPASM
3243fi
3244
3245print_config ARCH_ "$config_files" $ARCH_LIST
3246print_config HAVE_ "$config_files" $HAVE_LIST
3247print_config CONFIG_ "$config_files" $CONFIG_LIST \
3248 $CONFIG_EXTRA \
3249 $DECODER_LIST \
3250 $ENCODER_LIST \
3251 $HWACCEL_LIST \
3252 $PARSER_LIST \
3253 $BSF_LIST \
3254 $DEMUXER_LIST \
3255 $MUXER_LIST \
3256 $FILTER_LIST \
3257 $PROTOCOL_LIST \
3258 $INDEV_LIST \
3259 $OUTDEV_LIST \
3260
3261cat >>config.mak <<EOF
3262ACODEC_TESTS=$(print_enabled -n _test $ACODEC_TESTS)
3263VCODEC_TESTS=$(print_enabled -n _test $VCODEC_TESTS)
3264LAVF_TESTS=$(print_enabled -n _test $LAVF_TESTS)
3265LAVFI_TESTS=$(print_enabled -n _test $LAVFI_TESTS)
3266SEEK_TESTS=$(print_enabled -n _test $SEEK_TESTS)
3267EOF
3268
3269echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
3270echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
3271
3272# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3273cp_if_changed $TMPH config.h
3274touch .config
3275
3276enabled yasm && cp_if_changed $TMPASM config.asm
3277
3278cat > $TMPH <<EOF
3279/* Generated by ffconf */
3280#ifndef AVUTIL_AVCONFIG_H
3281#define AVUTIL_AVCONFIG_H
3282EOF
3283
3284print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
3285
3286echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3287
3288cp_if_changed $TMPH libavutil/avconfig.h
3289
3290test -n "$WARNINGS" && printf "\n$WARNINGS"
3291
3292# build pkg-config files
3293
3294pkgconfig_generate(){
3295name=$1
3296shortname=${name#lib}${build_suffix}
3297comment=$2
3298version=$3
3299libs=$4
3300requires=$5
3301enabled ${name#lib} || return 0
3302cat <<EOF > $name/$name.pc
3303prefix=$prefix
3304exec_prefix=\${prefix}
3305libdir=$libdir
3306includedir=$incdir
3307
3308Name: $name
3309Description: $comment
3310Version: $version
3311Requires: $(enabled shared || echo $requires)
3312Requires.private: $(enabled shared && echo $requires)
3313Conflicts:
3314Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
3315Libs.private: $(enabled shared && echo $libs)
3316Cflags: -I\${includedir}
3317EOF
3318cat <<EOF > $name/$name-uninstalled.pc
3319prefix=
3320exec_prefix=
3321libdir=\${pcfiledir}
3322includedir=${source_path}
3323
3324Name: $name
3325Description: $comment
3326Version: $version
3327Requires: $requires
3328Conflicts:
3329Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
3330Cflags: -I\${includedir}
3331EOF
3332}
3333
3334pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
3335pkgconfig_generate libavcore "FFmpeg multimedia shared core utilities library" "$LIBAVCORE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
3336pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavcore = $LIBAVCORE_VERSION"
3337pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3338pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3339pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavcore = $LIBAVCORE_VERSION"
3340pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
3341pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"