fate: drop pointless _audio and _video suffixes from xan tests
[libav.git] / configure
1 #!/bin/sh
2 #
3 # Libav configure script
4 #
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
8 #
9
10 # Prevent locale nonsense from breaking basic text processing.
11 LC_ALL=C
12 export LC_ALL
13
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
16
17 try_exec(){
18 echo "Trying shell $1"
19 type "$1" > /dev/null 2>&1 && exec "$@"
20 }
21
22 unset foo
23 (: ${foo%%bar}) 2> /dev/null
24 E1="$?"
25
26 (: ${foo?}) 2> /dev/null
27 E2="$?"
28
29 if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
43 fi
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN LIBAV, 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 Libav."
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
54 exit 1
55 fi
56
57 show_help(){
58 cat <<EOF
59 Usage: configure [options]
60 Options: [defaults in brackets after descriptions]
61
62 Standard 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/avconv]
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
74 Configuration 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-avconv disable avconv build
85 --disable-avplay disable avplay build
86 --disable-avprobe disable avprobe build
87 --disable-avserver disable avserver build
88 --disable-avdevice disable libavdevice build
89 --disable-avcodec disable libavcodec build
90 --disable-avformat disable libavformat build
91 --disable-swscale disable libswscale build
92 --disable-postproc disable libpostproc build
93 --disable-avfilter disable video filter support [no]
94 --disable-pthreads disable pthreads [auto]
95 --disable-w32threads disable Win32 threads [auto]
96 --enable-x11grab enable X11 grabbing [no]
97 --disable-network disable network support [no]
98 --enable-gray enable full grayscale support (slower color)
99 --disable-swscale-alpha disable alpha channel support in swscale
100 --disable-fastdiv disable table-based division
101 --enable-small optimize for size instead of speed
102 --disable-aandct disable AAN DCT code
103 --disable-dct disable DCT code
104 --disable-fft disable FFT code
105 --disable-golomb disable Golomb code
106 --disable-huffman disable Huffman code
107 --disable-lpc disable LPC code
108 --disable-mdct disable MDCT code
109 --disable-rdft disable RDFT code
110 --enable-vaapi enable VAAPI code
111 --enable-vda enable VDA code
112 --enable-vdpau enable 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 --disable-safe-bitstream-reader
117 disable buffer boundary checking in bitreaders
118 (faster, but may crash)
119 --enable-memalign-hack emulate memalign, interferes with memory debuggers
120 --disable-everything disable all components listed below
121 --disable-encoder=NAME disable encoder NAME
122 --enable-encoder=NAME enable encoder NAME
123 --disable-encoders disable all encoders
124 --disable-decoder=NAME disable decoder NAME
125 --enable-decoder=NAME enable decoder NAME
126 --disable-decoders disable all decoders
127 --disable-hwaccel=NAME disable hwaccel NAME
128 --enable-hwaccel=NAME enable hwaccel NAME
129 --disable-hwaccels disable all hwaccels
130 --disable-muxer=NAME disable muxer NAME
131 --enable-muxer=NAME enable muxer NAME
132 --disable-muxers disable all muxers
133 --disable-demuxer=NAME disable demuxer NAME
134 --enable-demuxer=NAME enable demuxer NAME
135 --disable-demuxers disable all demuxers
136 --enable-parser=NAME enable parser NAME
137 --disable-parser=NAME disable parser NAME
138 --disable-parsers disable all parsers
139 --enable-bsf=NAME enable bitstream filter NAME
140 --disable-bsf=NAME disable bitstream filter NAME
141 --disable-bsfs disable all bitstream filters
142 --enable-protocol=NAME enable protocol NAME
143 --disable-protocol=NAME disable protocol NAME
144 --disable-protocols disable all protocols
145 --disable-indev=NAME disable input device NAME
146 --disable-outdev=NAME disable output device NAME
147 --disable-indevs disable input devices
148 --disable-outdevs disable output devices
149 --disable-devices disable all devices
150 --enable-filter=NAME enable filter NAME
151 --disable-filter=NAME disable filter NAME
152 --disable-filters disable all filters
153 --list-decoders show all available decoders
154 --list-encoders show all available encoders
155 --list-hwaccels show all available hardware accelerators
156 --list-muxers show all available muxers
157 --list-demuxers show all available demuxers
158 --list-parsers show all available parsers
159 --list-protocols show all available protocols
160 --list-bsfs show all available bitstream filters
161 --list-indevs show all available input devices
162 --list-outdevs show all available output devices
163 --list-filters show all available filters
164
165 External library support:
166 --enable-avisynth enable reading of AVISynth script files [no]
167 --enable-bzlib enable bzlib [autodetect]
168 --enable-frei0r enable frei0r video filtering
169 --enable-gnutls enable gnutls [no]
170 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
171 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
172 --enable-libopencv enable video filtering via libopencv [no]
173 --enable-libcdio enable audio CD grabbing with libcdio
174 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
175 and libraw1394 [no]
176 --enable-libdirac enable Dirac support via libdirac [no]
177 --enable-libfaac enable FAAC support via libfaac [no]
178 --enable-libfreetype enable libfreetype [no]
179 --enable-libgsm enable GSM support via libgsm [no]
180 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
181 --enable-libnut enable NUT (de)muxing via libnut,
182 native (de)muxer exists [no]
183 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
184 --enable-libpulse enable Pulseaudio input via libpulse [no]
185 --enable-librtmp enable RTMP[E] support via librtmp [no]
186 --enable-libschroedinger enable Dirac support via libschroedinger [no]
187 --enable-libspeex enable Speex support via libspeex [no]
188 --enable-libtheora enable Theora encoding via libtheora [no]
189 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
190 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
191 --enable-libvorbis enable Vorbis encoding via libvorbis,
192 native implementation exists [no]
193 --enable-libvpx enable VP8 support via libvpx [no]
194 --enable-libx264 enable H.264 encoding via x264 [no]
195 --enable-libxavs enable AVS encoding via xavs [no]
196 --enable-libxvid enable Xvid encoding via xvidcore,
197 native MPEG-4/Xvid encoder exists [no]
198 --enable-mlib enable Sun medialib [no]
199 --enable-openssl enable openssl [no]
200 --enable-zlib enable zlib [autodetect]
201
202 Advanced options (experts only):
203 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
204 --enable-cross-compile assume a cross-compiler is used
205 --sysroot=PATH root of cross-build tree
206 --sysinclude=PATH location of cross-build system headers
207 --target-os=OS compiler targets OS [$target_os]
208 --target-exec=CMD command to run executables on target
209 --target-path=DIR path to view of build directory on target
210 --nm=NM use nm tool
211 --ar=AR use archive tool AR [$ar_default]
212 --as=AS use assembler AS [$as_default]
213 --cc=CC use C compiler CC [$cc_default]
214 --ld=LD use linker LD
215 --host-cc=HOSTCC use host C compiler HOSTCC
216 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
217 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
218 --host-libs=HLIBS use libs HLIBS when linking for host
219 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
220 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
221 --extra-libs=ELIBS add ELIBS [$ELIBS]
222 --extra-version=STRING version string suffix []
223 --build-suffix=SUFFIX library name suffix []
224 --arch=ARCH select architecture [$arch]
225 --cpu=CPU select the minimum required CPU (affects
226 instruction selection, may crash on older CPUs)
227 --disable-asm disable all assembler optimizations
228 --disable-altivec disable AltiVec optimizations
229 --disable-amd3dnow disable 3DNow! optimizations
230 --disable-amd3dnowext disable 3DNow! extended optimizations
231 --disable-mmx disable MMX optimizations
232 --disable-mmx2 disable MMX2 optimizations
233 --disable-sse disable SSE optimizations
234 --disable-ssse3 disable SSSE3 optimizations
235 --disable-avx disable AVX optimizations
236 --disable-armv5te disable armv5te optimizations
237 --disable-armv6 disable armv6 optimizations
238 --disable-armv6t2 disable armv6t2 optimizations
239 --disable-armvfp disable ARM VFP optimizations
240 --disable-iwmmxt disable iwmmxt optimizations
241 --disable-mmi disable MMI optimizations
242 --disable-neon disable neon optimizations
243 --disable-vis disable VIS optimizations
244 --disable-yasm disable use of yasm assembler
245 --enable-pic build position-independent code
246 --malloc-prefix=PFX prefix malloc and related names with PFX
247 --enable-sram allow use of on-chip SRAM
248 --disable-symver disable symbol versioning
249 --optflags override optimization-related compiler flags
250
251 Developer options (useful when working on Libav itself):
252 --disable-debug disable debugging symbols
253 --enable-debug=LEVEL set the debug level [$debuglevel]
254 --disable-optimizations disable compiler optimizations
255 --enable-extra-warnings enable more compiler warnings
256 --samples=PATH location of test samples for FATE, if not set use
257 \$FATE_SAMPLES at make invocation time.
258
259 NOTE: Object files are built at the place where configure is launched.
260 EOF
261 exit 0
262 }
263
264 quotes='""'
265
266 log(){
267 echo "$@" >> $logfile
268 }
269
270 log_file(){
271 log BEGIN $1
272 pr -n -t $1 >> $logfile
273 log END $1
274 }
275
276 echolog(){
277 log "$@"
278 echo "$@"
279 }
280
281 warn(){
282 log "WARNING: $*"
283 WARNINGS="${WARNINGS}WARNING: $*\n"
284 }
285
286 die(){
287 echolog "$@"
288 cat <<EOF
289
290 If you think configure made a mistake, make sure you are using the latest
291 version from Git. If the latest version fails, report the problem to the
292 libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
293 EOF
294 if disabled logging; then
295 cat <<EOF
296 Rerun configure with logging enabled (do not use --disable-logging), and
297 include the log this produces with your report.
298 EOF
299 else
300 cat <<EOF
301 Include the log file "$logfile" produced by configure as this will help
302 solving the problem.
303 EOF
304 fi
305 exit 1
306 }
307
308 # Avoid locale weirdness, besides we really just want to translate ASCII.
309 toupper(){
310 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
311 }
312
313 tolower(){
314 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
315 }
316
317 c_escape(){
318 echo "$*" | sed 's/["\\]/\\\0/g'
319 }
320
321 sh_quote(){
322 v=$(echo "$1" | sed "s/'/'\\\\''/g")
323 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
324 echo "$v"
325 }
326
327 cleanws(){
328 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
329 }
330
331 filter(){
332 pat=$1
333 shift
334 for v; do
335 eval "case $v in $pat) echo $v ;; esac"
336 done
337 }
338
339 filter_out(){
340 pat=$1
341 shift
342 for v; do
343 eval "case $v in $pat) ;; *) echo $v ;; esac"
344 done
345 }
346
347 map(){
348 m=$1
349 shift
350 for v; do eval $m; done
351 }
352
353 set_all(){
354 value=$1
355 shift
356 for var in $*; do
357 eval $var=$value
358 done
359 }
360
361 set_weak(){
362 value=$1
363 shift
364 for var; do
365 eval : \${$var:=$value}
366 done
367 }
368
369 set_safe(){
370 var=$1
371 shift
372 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
373 }
374
375 get_safe(){
376 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
377 }
378
379 pushvar(){
380 for var in $*; do
381 eval level=\${${var}_level:=0}
382 eval ${var}_${level}="\$$var"
383 eval ${var}_level=$(($level+1))
384 done
385 }
386
387 popvar(){
388 for var in $*; do
389 eval level=\${${var}_level:-0}
390 test $level = 0 && continue
391 eval level=$(($level-1))
392 eval $var="\${${var}_${level}}"
393 eval ${var}_level=$level
394 eval unset ${var}_${level}
395 done
396 }
397
398 enable(){
399 set_all yes $*
400 }
401
402 disable(){
403 set_all no $*
404 }
405
406 enable_weak(){
407 set_weak yes $*
408 }
409
410 disable_weak(){
411 set_weak no $*
412 }
413
414 enable_safe(){
415 for var; do
416 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
417 done
418 }
419
420 disable_safe(){
421 for var; do
422 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
424 }
425
426 do_enable_deep(){
427 for var; do
428 enabled $var && continue
429 eval sel="\$${var}_select"
430 eval sgs="\$${var}_suggest"
431 pushvar var sgs
432 enable_deep $sel
433 popvar sgs
434 enable_deep_weak $sgs
435 popvar var
436 done
437 }
438
439 enable_deep(){
440 do_enable_deep $*
441 enable $*
442 }
443
444 enable_deep_weak(){
445 do_enable_deep $*
446 enable_weak $*
447 }
448
449 enabled(){
450 test "${1#!}" = "$1" && op== || op=!=
451 eval test "x\$${1#!}" $op "xyes"
452 }
453
454 disabled(){
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xno"
457 }
458
459 enabled_all(){
460 for opt; do
461 enabled $opt || return 1
462 done
463 }
464
465 disabled_all(){
466 for opt; do
467 disabled $opt || return 1
468 done
469 }
470
471 enabled_any(){
472 for opt; do
473 enabled $opt && return 0
474 done
475 }
476
477 disabled_any(){
478 for opt; do
479 disabled $opt && return 0
480 done
481 return 1
482 }
483
484 set_default(){
485 for opt; do
486 eval : \${$opt:=\$${opt}_default}
487 done
488 }
489
490 is_in(){
491 value=$1
492 shift
493 for var in $*; do
494 [ $var = $value ] && return 0
495 done
496 return 1
497 }
498
499 check_deps(){
500 for cfg; do
501 cfg="${cfg#!}"
502 enabled ${cfg}_checking && die "Circular dependency for $cfg."
503 disabled ${cfg}_checking && continue
504 enable ${cfg}_checking
505
506 eval dep_all="\$${cfg}_deps"
507 eval dep_any="\$${cfg}_deps_any"
508 eval dep_sel="\$${cfg}_select"
509 eval dep_sgs="\$${cfg}_suggest"
510 eval dep_ifa="\$${cfg}_if"
511 eval dep_ifn="\$${cfg}_if_any"
512
513 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
514 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
515 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
516
517 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
518 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
519 enabled_all $dep_all || disable $cfg
520 enabled_any $dep_any || disable $cfg
521 disabled_any $dep_sel && disable $cfg
522
523 if enabled $cfg; then
524 eval dep_extralibs="\$${cfg}_extralibs"
525 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
526 enable_deep $dep_sel
527 enable_deep_weak $dep_sgs
528 fi
529
530 disable ${cfg}_checking
531 done
532 }
533
534 print_config_h(){
535 enabled $1 && v=1 || v=0
536 echo "#define $2 $v"
537 }
538
539 print_config_mak(){
540 enabled $1 && v= || v=!
541 echo "$v$2=yes"
542 }
543
544 print_config_asm(){
545 enabled $1 && echo "%define $2"
546 }
547
548 print_config(){
549 pfx=$1
550 files=$2
551 shift 2
552 for cfg; do
553 ucname="$(toupper $cfg)"
554 for f in $files; do
555 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
556 done
557 done
558 }
559
560 print_enabled(){
561 test "$1" = -n && end=" " && shift || end="\n"
562 suf=$1
563 shift
564 for v; do
565 enabled $v && printf "%s$end" ${v%$suf};
566 done
567 }
568
569 append(){
570 var=$1
571 shift
572 eval "$var=\"\$$var $*\""
573 }
574
575 prepend(){
576 var=$1
577 shift
578 eval "$var=\"$* \$$var\""
579 }
580
581 add_cppflags(){
582 append CPPFLAGS $($filter_cppflags "$@")
583 }
584
585 add_cflags(){
586 append CFLAGS $($filter_cflags "$@")
587 }
588
589 add_asflags(){
590 append ASFLAGS $($filter_asflags "$@")
591 }
592
593 add_ldflags(){
594 append LDFLAGS "$@"
595 }
596
597 add_extralibs(){
598 prepend extralibs "$@"
599 }
600
601 check_cmd(){
602 log "$@"
603 "$@" >> $logfile 2>&1
604 }
605
606 check_cc(){
607 log check_cc "$@"
608 cat > $TMPC
609 log_file $TMPC
610 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
611 }
612
613 check_cpp(){
614 log check_cpp "$@"
615 cat > $TMPC
616 log_file $TMPC
617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
618 }
619
620 check_as(){
621 log check_as "$@"
622 cat > $TMPC
623 log_file $TMPC
624 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
625 }
626
627 check_asm(){
628 log check_asm "$@"
629 name="$1"
630 code="$2"
631 shift 2
632 disable $name
633 check_as "$@" <<EOF && enable $name
634 void foo(void){ __asm__ volatile($code); }
635 EOF
636 }
637
638 check_yasm(){
639 log check_yasm "$@"
640 echo "$1" > $TMPS
641 log_file $TMPS
642 shift 1
643 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
644 }
645
646 check_ld(){
647 log check_ld "$@"
648 flags=''
649 libs=''
650 for f; do
651 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
652 done
653 check_cc $($filter_cflags $flags) || return
654 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
655 }
656
657 check_cppflags(){
658 log check_cppflags "$@"
659 set -- $($filter_cppflags "$@")
660 check_cc "$@" <<EOF && append CPPFLAGS "$@"
661 int x;
662 EOF
663 }
664
665 check_cflags(){
666 log check_cflags "$@"
667 set -- $($filter_cflags "$@")
668 check_cc "$@" <<EOF && append CFLAGS "$@"
669 int x;
670 EOF
671 }
672
673 test_ldflags(){
674 log test_ldflags "$@"
675 check_ld "$@" <<EOF
676 int main(void){ return 0; }
677 EOF
678 }
679
680 check_ldflags(){
681 log check_ldflags "$@"
682 test_ldflags "$@" && add_ldflags "$@"
683 }
684
685 check_header(){
686 log check_header "$@"
687 header=$1
688 shift
689 disable_safe $header
690 check_cpp "$@" <<EOF && enable_safe $header
691 #include <$header>
692 int x;
693 EOF
694 }
695
696 check_func(){
697 log check_func "$@"
698 func=$1
699 shift
700 disable $func
701 check_ld "$@" <<EOF && enable $func
702 extern int $func();
703 int main(void){ $func(); }
704 EOF
705 }
706
707 check_mathfunc(){
708 log check_mathfunc "$@"
709 func=$1
710 shift
711 disable $func
712 check_ld "$@" <<EOF && enable $func
713 #include <math.h>
714 float foo(float f) { return $func(f); }
715 int main(void){ return 0; }
716 EOF
717 }
718
719 check_func_headers(){
720 log check_func_headers "$@"
721 headers=$1
722 funcs=$2
723 shift 2
724 {
725 for hdr in $headers; do
726 echo "#include <$hdr>"
727 done
728 for func in $funcs; do
729 echo "long check_$func(void) { return (long) $func; }"
730 done
731 echo "int main(void) { return 0; }"
732 } | check_ld "$@" && enable $funcs && enable_safe $headers
733 }
734
735 check_cpp_condition(){
736 log check_cpp_condition "$@"
737 header=$1
738 condition=$2
739 shift 2
740 check_cpp $($filter_cppflags "$@") <<EOF
741 #include <$header>
742 #if !($condition)
743 #error "unsatisfied condition: $condition"
744 #endif
745 EOF
746 }
747
748 check_lib(){
749 log check_lib "$@"
750 header="$1"
751 func="$2"
752 shift 2
753 check_header $header && check_func $func "$@" && add_extralibs "$@"
754 }
755
756 check_lib2(){
757 log check_lib2 "$@"
758 headers="$1"
759 funcs="$2"
760 shift 2
761 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
762 }
763
764 check_pkg_config(){
765 log check_pkg_config "$@"
766 pkg="$1"
767 headers="$2"
768 funcs="$3"
769 shift 3
770 $pkg_config --exists $pkg || return
771 pkg_cflags=$($pkg_config --cflags $pkg)
772 pkg_libs=$($pkg_config --libs $pkg)
773 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
774 set_safe ${pkg}_cflags $pkg_cflags &&
775 set_safe ${pkg}_libs $pkg_libs
776 }
777
778 check_exec(){
779 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
780 }
781
782 check_exec_crash(){
783 code=$(cat)
784
785 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
786 # are safe but may not be available everywhere. Thus we use
787 # raise(SIGTERM) instead. The check is run in a subshell so we
788 # can redirect the "Terminated" message from the shell. SIGBUS
789 # is not defined by standard C so it is used conditionally.
790
791 (check_exec "$@") >> $logfile 2>&1 <<EOF
792 #include <signal.h>
793 static void sighandler(int sig){
794 raise(SIGTERM);
795 }
796 int main(void){
797 signal(SIGILL, sighandler);
798 signal(SIGFPE, sighandler);
799 signal(SIGSEGV, sighandler);
800 #ifdef SIGBUS
801 signal(SIGBUS, sighandler);
802 #endif
803 { $code }
804 }
805 EOF
806 }
807
808 check_type(){
809 log check_type "$@"
810 headers=$1
811 type=$2
812 shift 2
813 disable_safe "$type"
814 incs=""
815 for hdr in $headers; do
816 incs="$incs
817 #include <$hdr>"
818 done
819 check_cc "$@" <<EOF && enable_safe "$type"
820 $incs
821 $type v;
822 EOF
823 }
824
825 check_struct(){
826 log check_type "$@"
827 headers=$1
828 struct=$2
829 member=$3
830 shift 3
831 disable_safe "${struct}_${member}"
832 incs=""
833 for hdr in $headers; do
834 incs="$incs
835 #include <$hdr>"
836 done
837 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
838 $incs
839 const void *p = &(($struct *)0)->$member;
840 EOF
841 }
842
843 require(){
844 name="$1"
845 header="$2"
846 func="$3"
847 shift 3
848 check_lib $header $func "$@" || die "ERROR: $name not found"
849 }
850
851 require2(){
852 name="$1"
853 headers="$2"
854 func="$3"
855 shift 3
856 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
857 }
858
859 require_pkg_config(){
860 pkg="$1"
861 check_pkg_config "$@" || die "ERROR: $pkg not found"
862 add_cflags $(get_safe ${pkg}_cflags)
863 add_extralibs $(get_safe ${pkg}_libs)
864 }
865
866 check_host_cc(){
867 log check_host_cc "$@"
868 cat > $TMPC
869 log_file $TMPC
870 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
871 }
872
873 check_host_cflags(){
874 log check_host_cflags "$@"
875 check_host_cc "$@" <<EOF && append host_cflags "$@"
876 int x;
877 EOF
878 }
879
880 apply(){
881 file=$1
882 shift
883 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
884 }
885
886 cp_if_changed(){
887 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
888 mkdir -p "$(dirname $2)"
889 cp -f "$1" "$2"
890 }
891
892 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
893 # system-dependent things.
894
895 COMPONENT_LIST="
896 bsfs
897 decoders
898 demuxers
899 encoders
900 filters
901 hwaccels
902 indevs
903 muxers
904 outdevs
905 parsers
906 protocols
907 "
908
909 PROGRAM_LIST="
910 avconv
911 avplay
912 avprobe
913 avserver
914 ffmpeg
915 "
916
917 CONFIG_LIST="
918 $COMPONENT_LIST
919 $PROGRAM_LIST
920 aandct
921 ac3dsp
922 avcodec
923 avdevice
924 avfilter
925 avformat
926 avisynth
927 bzlib
928 dct
929 doc
930 dwt
931 dxva2
932 fastdiv
933 fft
934 frei0r
935 gnutls
936 golomb
937 gpl
938 gray
939 h264chroma
940 h264dsp
941 h264pred
942 hardcoded_tables
943 huffman
944 libcdio
945 libdc1394
946 libdirac
947 libfaac
948 libfreetype
949 libgsm
950 libmp3lame
951 libnut
952 libopencore_amrnb
953 libopencore_amrwb
954 libopencv
955 libopenjpeg
956 libpulse
957 librtmp
958 libschroedinger
959 libspeex
960 libtheora
961 libvo_aacenc
962 libvo_amrwbenc
963 libvorbis
964 libvpx
965 libx264
966 libxavs
967 libxvid
968 lpc
969 lsp
970 mdct
971 memalign_hack
972 mlib
973 mpegaudiodsp
974 network
975 nonfree
976 openssl
977 pic
978 postproc
979 rdft
980 rtpdec
981 runtime_cpudetect
982 safe_bitstream_reader
983 shared
984 sinewin
985 small
986 sram
987 static
988 swscale
989 swscale_alpha
990 thumb
991 vaapi
992 vda
993 vdpau
994 version3
995 x11grab
996 zlib
997 "
998
999 THREADS_LIST='
1000 pthreads
1001 w32threads
1002 '
1003
1004 ARCH_LIST='
1005 alpha
1006 arm
1007 avr32
1008 avr32_ap
1009 avr32_uc
1010 bfin
1011 ia64
1012 m68k
1013 mips
1014 mips64
1015 parisc
1016 ppc
1017 ppc64
1018 s390
1019 sh4
1020 sparc
1021 sparc64
1022 tomi
1023 x86
1024 x86_32
1025 x86_64
1026 '
1027
1028 ARCH_EXT_LIST='
1029 altivec
1030 amd3dnow
1031 amd3dnowext
1032 armv5te
1033 armv6
1034 armv6t2
1035 armvfp
1036 avx
1037 iwmmxt
1038 mmi
1039 mmx
1040 mmx2
1041 neon
1042 ppc4xx
1043 sse
1044 ssse3
1045 vfpv3
1046 vis
1047 '
1048
1049 HAVE_LIST_PUB='
1050 bigendian
1051 fast_unaligned
1052 '
1053
1054 HAVE_LIST="
1055 $ARCH_EXT_LIST
1056 $HAVE_LIST_PUB
1057 $THREADS_LIST
1058 aligned_stack
1059 alsa_asoundlib_h
1060 altivec_h
1061 arpa_inet_h
1062 asm_mod_y
1063 attribute_may_alias
1064 attribute_packed
1065 closesocket
1066 cmov
1067 dcbzl
1068 dev_bktr_ioctl_bt848_h
1069 dev_bktr_ioctl_meteor_h
1070 dev_ic_bt8xx_h
1071 dev_video_bktr_ioctl_bt848_h
1072 dev_video_meteor_ioctl_meteor_h
1073 dlfcn_h
1074 dlopen
1075 dos_paths
1076 ebp_available
1077 ebx_available
1078 exp2
1079 exp2f
1080 fast_64bit
1081 fast_clz
1082 fast_cmov
1083 fcntl
1084 fork
1085 getaddrinfo
1086 gethrtime
1087 GetProcessMemoryInfo
1088 GetProcessTimes
1089 GetSystemInfo
1090 getrusage
1091 gnu_as
1092 ibm_asm
1093 inet_aton
1094 inline_asm
1095 isatty
1096 ldbrx
1097 libdc1394_1
1098 libdc1394_2
1099 llrint
1100 llrintf
1101 local_aligned_16
1102 local_aligned_8
1103 localtime_r
1104 log2
1105 log2f
1106 loongson
1107 lrint
1108 lrintf
1109 lzo1x_999_compress
1110 machine_ioctl_bt848_h
1111 machine_ioctl_meteor_h
1112 malloc_h
1113 MapViewOfFile
1114 memalign
1115 mkstemp
1116 mmap
1117 poll_h
1118 posix_memalign
1119 round
1120 roundf
1121 sched_getaffinity
1122 sdl
1123 sdl_video_size
1124 setmode
1125 setrlimit
1126 sndio_h
1127 socklen_t
1128 soundcard_h
1129 strerror_r
1130 strptime
1131 strtok_r
1132 struct_addrinfo
1133 struct_ipv6_mreq
1134 struct_rusage_ru_maxrss
1135 struct_sockaddr_in6
1136 struct_sockaddr_sa_len
1137 struct_sockaddr_storage
1138 symver
1139 symver_asm_label
1140 symver_gnu_asm
1141 sysctl
1142 sys_mman_h
1143 sys_param_h
1144 sys_resource_h
1145 sys_select_h
1146 sys_soundcard_h
1147 sys_videoio_h
1148 threads
1149 trunc
1150 truncf
1151 vfp_args
1152 VirtualAlloc
1153 winsock2_h
1154 xform_asm
1155 xmm_clobbers
1156 yasm
1157 "
1158
1159 # options emitted with CONFIG_ prefix but not available on command line
1160 CONFIG_EXTRA="
1161 avutil
1162 gplv3
1163 lgplv3
1164 "
1165
1166 CMDLINE_SELECT="
1167 $ARCH_EXT_LIST
1168 $CONFIG_LIST
1169 $THREADS_LIST
1170 asm
1171 cross_compile
1172 debug
1173 extra_warnings
1174 logging
1175 optimizations
1176 symver
1177 yasm
1178 "
1179
1180 PATHS_LIST='
1181 bindir
1182 datadir
1183 incdir
1184 libdir
1185 mandir
1186 prefix
1187 shlibdir
1188 '
1189
1190 CMDLINE_SET="
1191 $PATHS_LIST
1192 ar
1193 arch
1194 as
1195 build_suffix
1196 cc
1197 cpu
1198 cross_prefix
1199 dep_cc
1200 extra_version
1201 host_cc
1202 host_cflags
1203 host_ldflags
1204 host_libs
1205 host_os
1206 ld
1207 logfile
1208 malloc_prefix
1209 nm
1210 optflags
1211 pkg_config
1212 samples
1213 sysinclude
1214 sysroot
1215 target_exec
1216 target_os
1217 target_path
1218 "
1219
1220 CMDLINE_APPEND="
1221 extra_cflags
1222 "
1223
1224 # code dependency declarations
1225
1226 # architecture extensions
1227
1228 armv5te_deps="arm"
1229 armv6_deps="arm"
1230 armv6t2_deps="arm"
1231 armvfp_deps="arm"
1232 iwmmxt_deps="arm"
1233 neon_deps="arm"
1234 vfpv3_deps="armvfp"
1235
1236 mmi_deps="mips"
1237
1238 altivec_deps="ppc"
1239 ppc4xx_deps="ppc"
1240
1241 vis_deps="sparc"
1242
1243 x86_64_suggest="cmov fast_cmov"
1244 amd3dnow_deps="mmx"
1245 amd3dnowext_deps="amd3dnow"
1246 mmx_deps="x86"
1247 mmx2_deps="mmx"
1248 sse_deps="mmx"
1249 ssse3_deps="sse"
1250 avx_deps="ssse3"
1251
1252 aligned_stack_if_any="ppc x86"
1253 fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1254 fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1255 fast_unaligned_if_any="armv6 ppc x86"
1256
1257 inline_asm_deps="!tms470"
1258 need_memalign="altivec neon sse"
1259
1260 symver_if_any="symver_asm_label symver_gnu_asm"
1261
1262 # subsystems
1263 dct_select="rdft"
1264 mdct_select="fft"
1265 rdft_select="fft"
1266 mpegaudiodsp_select="dct"
1267
1268 # decoders / encoders / hardware accelerators
1269 aac_decoder_select="mdct sinewin"
1270 aac_encoder_select="mdct sinewin"
1271 aac_latm_decoder_select="aac_decoder aac_latm_parser"
1272 ac3_decoder_select="mdct ac3dsp ac3_parser"
1273 ac3_encoder_select="mdct ac3dsp"
1274 ac3_fixed_encoder_select="mdct ac3dsp"
1275 alac_encoder_select="lpc"
1276 amrnb_decoder_select="lsp"
1277 amrwb_decoder_select="lsp"
1278 atrac1_decoder_select="mdct sinewin"
1279 atrac3_decoder_select="mdct"
1280 binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1281 binkaudio_rdft_decoder_select="mdct rdft sinewin"
1282 cavs_decoder_select="golomb"
1283 cook_decoder_select="mdct sinewin"
1284 cscd_decoder_suggest="zlib"
1285 dca_decoder_select="mdct"
1286 dnxhd_encoder_select="aandct"
1287 dxa_decoder_select="zlib"
1288 eac3_decoder_select="ac3_decoder"
1289 eac3_encoder_select="mdct ac3dsp"
1290 eamad_decoder_select="aandct"
1291 eatgq_decoder_select="aandct"
1292 eatqi_decoder_select="aandct"
1293 ffv1_decoder_select="golomb"
1294 flac_decoder_select="golomb"
1295 flac_encoder_select="golomb lpc"
1296 flashsv_decoder_select="zlib"
1297 flashsv_encoder_select="zlib"
1298 flashsv2_decoder_select="zlib"
1299 flv_decoder_select="h263_decoder"
1300 flv_encoder_select="h263_encoder"
1301 fraps_decoder_select="huffman"
1302 h261_encoder_select="aandct"
1303 h263_decoder_select="h263_parser"
1304 h263_encoder_select="aandct"
1305 h263_vaapi_hwaccel_select="vaapi h263_decoder"
1306 h263i_decoder_select="h263_decoder"
1307 h263p_encoder_select="h263_encoder"
1308 h264_decoder_select="golomb h264chroma h264dsp h264pred"
1309 h264_dxva2_hwaccel_deps="dxva2api_h"
1310 h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1311 h264_vaapi_hwaccel_select="vaapi h264_decoder"
1312 h264_vda_hwaccel_select="vda h264_decoder"
1313 h264_vdpau_decoder_select="vdpau h264_decoder"
1314 imc_decoder_select="fft mdct sinewin"
1315 jpegls_decoder_select="golomb"
1316 jpegls_encoder_select="golomb"
1317 ljpeg_encoder_select="aandct"
1318 loco_decoder_select="golomb"
1319 mjpeg_encoder_select="aandct"
1320 mlp_decoder_select="mlp_parser"
1321 mp1_decoder_select="mpegaudiodsp"
1322 mp1float_decoder_select="mpegaudiodsp"
1323 mp2_decoder_select="mpegaudiodsp"
1324 mp2float_decoder_select="mpegaudiodsp"
1325 mp3_decoder_select="mpegaudiodsp"
1326 mp3adu_decoder_select="mpegaudiodsp"
1327 mp3adufloat_decoder_select="mpegaudiodsp"
1328 mp3float_decoder_select="mpegaudiodsp"
1329 mp3on4_decoder_select="mpegaudiodsp"
1330 mp3on4float_decoder_select="mpegaudiodsp"
1331 mpc7_decoder_select="mpegaudiodsp"
1332 mpc8_decoder_select="mpegaudiodsp"
1333 mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1334 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1335 mpeg_xvmc_decoder_select="mpegvideo_decoder"
1336 mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
1337 mpeg1video_encoder_select="aandct"
1338 mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1339 mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1340 mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
1341 mpeg2video_encoder_select="aandct"
1342 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1343 mpeg4_encoder_select="h263_encoder"
1344 mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1345 mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
1346 msmpeg4v1_decoder_select="h263_decoder"
1347 msmpeg4v1_encoder_select="h263_encoder"
1348 msmpeg4v2_decoder_select="h263_decoder"
1349 msmpeg4v2_encoder_select="h263_encoder"
1350 msmpeg4v3_decoder_select="h263_decoder"
1351 msmpeg4v3_encoder_select="h263_encoder"
1352 nellymoser_decoder_select="mdct sinewin"
1353 nellymoser_encoder_select="mdct sinewin"
1354 png_decoder_select="zlib"
1355 png_encoder_select="zlib"
1356 qcelp_decoder_select="lsp"
1357 qdm2_decoder_select="mdct rdft mpegaudiodsp"
1358 ra_144_encoder_select="lpc"
1359 rv10_decoder_select="h263_decoder"
1360 rv10_encoder_select="h263_encoder"
1361 rv20_decoder_select="h263_decoder"
1362 rv20_encoder_select="h263_encoder"
1363 rv30_decoder_select="golomb h264chroma h264pred"
1364 rv40_decoder_select="golomb h264chroma h264pred"
1365 shorten_decoder_select="golomb"
1366 sipr_decoder_select="lsp"
1367 snow_decoder_select="dwt"
1368 snow_encoder_select="aandct dwt"
1369 svq1_encoder_select="aandct"
1370 svq3_decoder_select="golomb h264chroma h264dsp h264pred"
1371 svq3_decoder_suggest="zlib"
1372 theora_decoder_select="vp3_decoder"
1373 tiff_decoder_suggest="zlib"
1374 tiff_encoder_suggest="zlib"
1375 truehd_decoder_select="mlp_decoder"
1376 tscc_decoder_select="zlib"
1377 twinvq_decoder_select="mdct lsp sinewin"
1378 vc1_decoder_select="h263_decoder h264chroma"
1379 vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
1380 vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1381 vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1382 vc1_vdpau_decoder_select="vdpau vc1_decoder"
1383 vc1image_decoder_select="vc1_decoder"
1384 vorbis_decoder_select="mdct"
1385 vorbis_encoder_select="mdct"
1386 vp6_decoder_select="huffman"
1387 vp6a_decoder_select="vp6_decoder"
1388 vp6f_decoder_select="vp6_decoder"
1389 vp8_decoder_select="h264pred"
1390 wmapro_decoder_select="mdct sinewin"
1391 wmav1_decoder_select="mdct sinewin"
1392 wmav1_encoder_select="mdct sinewin"
1393 wmav2_decoder_select="mdct sinewin"
1394 wmav2_encoder_select="mdct sinewin"
1395 wmavoice_decoder_select="lsp rdft dct mdct sinewin"
1396 wmv1_decoder_select="h263_decoder"
1397 wmv1_encoder_select="h263_encoder"
1398 wmv2_decoder_select="h263_decoder"
1399 wmv2_encoder_select="h263_encoder"
1400 wmv3_decoder_select="vc1_decoder"
1401 wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1402 wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1403 wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
1404 wmv3image_decoder_select="wmv3_decoder"
1405 zlib_decoder_select="zlib"
1406 zlib_encoder_select="zlib"
1407 zmbv_decoder_select="zlib"
1408 zmbv_encoder_select="zlib"
1409
1410 vaapi_deps="va_va_h"
1411 vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
1412 vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1413
1414 # parsers
1415 h264_parser_select="golomb h264chroma h264dsp h264pred"
1416
1417 # external libraries
1418 libdirac_decoder_deps="libdirac !libschroedinger"
1419 libdirac_encoder_deps="libdirac"
1420 libfaac_encoder_deps="libfaac"
1421 libgsm_decoder_deps="libgsm"
1422 libgsm_encoder_deps="libgsm"
1423 libgsm_ms_decoder_deps="libgsm"
1424 libgsm_ms_encoder_deps="libgsm"
1425 libmp3lame_encoder_deps="libmp3lame"
1426 libopencore_amrnb_decoder_deps="libopencore_amrnb"
1427 libopencore_amrnb_encoder_deps="libopencore_amrnb"
1428 libopencore_amrwb_decoder_deps="libopencore_amrwb"
1429 libopenjpeg_decoder_deps="libopenjpeg"
1430 libschroedinger_decoder_deps="libschroedinger"
1431 libschroedinger_encoder_deps="libschroedinger"
1432 libspeex_decoder_deps="libspeex"
1433 libspeex_encoder_deps="libspeex"
1434 libtheora_encoder_deps="libtheora"
1435 libvo_aacenc_encoder_deps="libvo_aacenc"
1436 libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
1437 libvorbis_encoder_deps="libvorbis"
1438 libvpx_decoder_deps="libvpx"
1439 libvpx_encoder_deps="libvpx"
1440 libx264_encoder_deps="libx264"
1441 libxavs_encoder_deps="libxavs"
1442 libxvid_encoder_deps="libxvid"
1443
1444 # demuxers / muxers
1445 ac3_demuxer_select="ac3_parser"
1446 asf_stream_muxer_select="asf_muxer"
1447 avisynth_demuxer_deps="avisynth"
1448 dirac_demuxer_select="dirac_parser"
1449 eac3_demuxer_select="ac3_parser"
1450 flac_demuxer_select="flac_parser"
1451 ipod_muxer_select="mov_muxer"
1452 libnut_demuxer_deps="libnut"
1453 libnut_muxer_deps="libnut"
1454 matroska_audio_muxer_select="matroska_muxer"
1455 matroska_demuxer_suggest="zlib bzlib"
1456 mov_demuxer_suggest="zlib"
1457 mp3_demuxer_select="mpegaudio_parser"
1458 mp4_muxer_select="mov_muxer"
1459 mpegtsraw_demuxer_select="mpegts_demuxer"
1460 mxf_d10_muxer_select="mxf_muxer"
1461 ogg_demuxer_select="golomb"
1462 psp_muxer_select="mov_muxer"
1463 rtp_demuxer_select="sdp_demuxer"
1464 rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1465 rtsp_demuxer_select="http_protocol rtpdec"
1466 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
1467 sap_demuxer_select="sdp_demuxer"
1468 sap_muxer_select="rtp_muxer rtp_protocol"
1469 sdp_demuxer_select="rtpdec"
1470 spdif_muxer_select="aac_parser"
1471 tg2_muxer_select="mov_muxer"
1472 tgp_muxer_select="mov_muxer"
1473 w64_demuxer_deps="wav_demuxer"
1474
1475 # indevs / outdevs
1476 alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1477 alsa_outdev_deps="alsa_asoundlib_h"
1478 bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
1479 dv1394_indev_deps="dv1394 dv_demuxer"
1480 fbdev_indev_deps="linux_fb_h"
1481 jack_indev_deps="jack_jack_h"
1482 libcdio_indev_deps="libcdio"
1483 libdc1394_indev_deps="libdc1394"
1484 oss_indev_deps_any="soundcard_h sys_soundcard_h"
1485 oss_outdev_deps_any="soundcard_h sys_soundcard_h"
1486 pulse_indev_deps="libpulse"
1487 sndio_indev_deps="sndio_h"
1488 sndio_outdev_deps="sndio_h"
1489 v4l_indev_deps="linux_videodev_h"
1490 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1491 vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
1492 vfwcap_indev_extralibs="-lavicap32"
1493 x11_grab_device_indev_deps="x11grab XShmCreateImage"
1494 x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
1495
1496 # protocols
1497 gopher_protocol_deps="network"
1498 httpproxy_protocol_deps="network"
1499 httpproxy_protocol_select="tcp_protocol"
1500 http_protocol_deps="network"
1501 http_protocol_select="tcp_protocol"
1502 https_protocol_select="tls_protocol"
1503 mmsh_protocol_select="http_protocol"
1504 mmst_protocol_deps="network"
1505 rtmp_protocol_select="tcp_protocol"
1506 rtp_protocol_select="udp_protocol"
1507 tcp_protocol_deps="network"
1508 tls_protocol_deps_any="openssl gnutls"
1509 tls_protocol_select="tcp_protocol"
1510 udp_protocol_deps="network"
1511
1512 # filters
1513 blackframe_filter_deps="gpl"
1514 boxblur_filter_deps="gpl"
1515 cropdetect_filter_deps="gpl"
1516 delogo_filter_deps="gpl"
1517 drawtext_filter_deps="libfreetype"
1518 frei0r_filter_deps="frei0r dlopen strtok_r"
1519 frei0r_src_filter_deps="frei0r dlopen strtok_r"
1520 hqdn3d_filter_deps="gpl"
1521 ocv_filter_deps="libopencv"
1522 scale_filter_deps="swscale"
1523 yadif_filter_deps="gpl"
1524
1525 # libraries
1526 avdevice_deps="avcodec avformat"
1527 avformat_deps="avcodec"
1528 postproc_deps="gpl"
1529
1530 # programs
1531 avconv_deps="avcodec avformat swscale"
1532 avplay_deps="avcodec avformat swscale sdl"
1533 avplay_select="rdft"
1534 avprobe_deps="avcodec avformat"
1535 avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
1536 avserver_extralibs='$ldl'
1537 ffmpeg_deps="avcodec avformat swscale"
1538
1539 doc_deps="texi2html"
1540
1541 # tests
1542
1543 test_deps(){
1544 suf1=$1
1545 suf2=$2
1546 shift 2
1547 for v; do
1548 dep=${v%=*}
1549 tests=${v#*=}
1550 for name in ${tests}; do
1551 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
1552 done
1553 done
1554 }
1555
1556 mxf_d10_test_deps="avfilter"
1557 seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1558
1559 test_deps _encoder _decoder \
1560 adpcm_ima_qt \
1561 adpcm_ima_wav \
1562 adpcm_ms \
1563 adpcm_swf \
1564 adpcm_yamaha=adpcm_yam \
1565 alac \
1566 asv1 \
1567 asv2 \
1568 bmp \
1569 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
1570 dvvideo="dv dv_411 dv50" \
1571 ffv1 \
1572 flac \
1573 flashsv \
1574 flv \
1575 adpcm_g726=g726 \
1576 gif \
1577 h261 \
1578 h263="h263 h263p" \
1579 huffyuv \
1580 jpegls \
1581 mjpeg="jpg mjpeg ljpeg" \
1582 mp2 \
1583 mpeg1video="mpeg mpeg1b" \
1584 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1585 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1586 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1587 mpeg4="mpeg4thread error rc" \
1588 msmpeg4v3=msmpeg4 \
1589 msmpeg4v2 \
1590 pbm=pbmpipe \
1591 pcx \
1592 pgm="pgm pgmpipe" \
1593 png \
1594 ppm="ppm ppmpipe" \
1595 rawvideo="rgb yuv" \
1596 roq \
1597 rv10 \
1598 rv20 \
1599 sgi \
1600 snow="snow snowll" \
1601 svq1 \
1602 targa=tga \
1603 tiff \
1604 wmav1 \
1605 wmav2 \
1606 wmv1 \
1607 wmv2 \
1608
1609 test_deps _muxer _demuxer \
1610 aiff \
1611 pcm_alaw=alaw \
1612 asf \
1613 au \
1614 avi \
1615 dv=dv_fmt \
1616 ffm \
1617 flv=flv_fmt \
1618 gxf \
1619 matroska=mkv \
1620 mmf \
1621 mov \
1622 pcm_mulaw=mulaw \
1623 mxf="mxf mxf_d10" \
1624 nut \
1625 ogg \
1626 rawvideo=pixfmt \
1627 rm \
1628 swf \
1629 mpegts=ts \
1630 voc \
1631 wav \
1632 yuv4mpegpipe=yuv4mpeg \
1633
1634 ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
1635 mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1636
1637 # default parameters
1638
1639 logfile="config.log"
1640
1641 # installation paths
1642 prefix_default="/usr/local"
1643 bindir_default='${prefix}/bin'
1644 datadir_default='${prefix}/share/avconv'
1645 incdir_default='${prefix}/include'
1646 libdir_default='${prefix}/lib'
1647 mandir_default='${prefix}/share/man'
1648 shlibdir_default="$libdir_default"
1649
1650 # toolchain
1651 ar_default="ar"
1652 cc_default="gcc"
1653 cc_version=\"unknown\"
1654 host_cc_default="gcc"
1655 ln_s="ln -sf"
1656 nm_default="nm"
1657 objformat="elf"
1658 pkg_config_default=pkg-config
1659 ranlib="ranlib"
1660 yasmexe="yasm"
1661
1662 nm_opts='-g'
1663 nogas=":"
1664
1665 # machine
1666 arch_default=$(uname -m)
1667 cpu="generic"
1668
1669 # OS
1670 target_os_default=$(tolower $(uname -s))
1671 host_os=$target_os_default
1672
1673 # configurable options
1674 enable $PROGRAM_LIST
1675
1676 enable avcodec
1677 enable avdevice
1678 enable avfilter
1679 enable avformat
1680 enable avutil
1681 enable postproc
1682 enable swscale
1683
1684 enable asm
1685 enable debug
1686 enable doc
1687 enable fastdiv
1688 enable network
1689 enable optimizations
1690 enable safe_bitstream_reader
1691 enable static
1692 enable swscale_alpha
1693
1694 # build settings
1695 SHFLAGS='-shared -Wl,-soname,$$(@F)'
1696 AVSERVERLDFLAGS=-Wl,-E
1697 LIBPREF="lib"
1698 LIBSUF=".a"
1699 FULLNAME='$(NAME)$(BUILDSUF)'
1700 LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
1701 SLIBPREF="lib"
1702 SLIBSUF=".so"
1703 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
1704 SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1705 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
1706 LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
1707 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1708 SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
1709
1710 AS_O='-o $@'
1711 CC_O='-o $@'
1712
1713 host_cflags='-D_ISOC99_SOURCE -O3 -g'
1714 host_libs='-lm'
1715
1716 target_path='$(CURDIR)'
1717
1718 # since the object filename is not given with the -MM flag, the compiler
1719 # is only able to print the basename, and we must add the path ourselves
1720 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1721 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
1722
1723 # find source path
1724 if test -f configure; then
1725 source_path=.
1726 else
1727 source_path=$(cd $(dirname "$0"); pwd)
1728 echo "$source_path" | grep -q '[[:blank:]]' &&
1729 die "Out of tree builds are impossible with whitespace in source path."
1730 test -e "$source_path/config.h" &&
1731 die "Out of tree builds are impossible with config.h in source dir."
1732 fi
1733
1734 for v in "$@"; do
1735 r=${v#*=}
1736 l=${v%"$r"}
1737 r=$(sh_quote "$r")
1738 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
1739 done
1740
1741 find_things(){
1742 thing=$1
1743 pattern=$2
1744 file=$source_path/$3
1745 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
1746 }
1747
1748 ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1749 DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1750 HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
1751 PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1752 BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1753 MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1754 DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1755 OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1756 INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
1757 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
1758 FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
1759
1760 ALL_COMPONENTS="
1761 $BSF_LIST
1762 $DECODER_LIST
1763 $DEMUXER_LIST
1764 $ENCODER_LIST
1765 $FILTER_LIST
1766 $HWACCEL_LIST
1767 $INDEV_LIST
1768 $MUXER_LIST
1769 $OUTDEV_LIST
1770 $PARSER_LIST
1771 $PROTOCOL_LIST
1772 "
1773
1774 find_tests(){
1775 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
1776 }
1777
1778 ACODEC_TESTS=$(find_tests acodec)
1779 VCODEC_TESTS=$(find_tests vsynth1)
1780 LAVF_TESTS=$(find_tests lavf)
1781 LAVFI_TESTS=$(find_tests lavfi)
1782 SEEK_TESTS=$(find_tests seek seek_)
1783
1784 ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1785
1786 pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1787
1788 for n in $COMPONENT_LIST; do
1789 v=$(toupper ${n%s})_LIST
1790 eval enable \$$v
1791 eval ${n}_if_any="\$$v"
1792 done
1793
1794 enable $ARCH_EXT_LIST $ALL_TESTS
1795
1796 die_unknown(){
1797 echo "Unknown option \"$1\"."
1798 echo "See $0 --help for available options."
1799 exit 1
1800 }
1801
1802 show_list() {
1803 suffix=_$1
1804 shift
1805 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
1806 exit 0
1807 }
1808
1809 for opt do
1810 optval="${opt#*=}"
1811 case "$opt" in
1812 --extra-ldflags=*) add_ldflags $optval
1813 ;;
1814 --extra-libs=*) add_extralibs $optval
1815 ;;
1816 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1817 ;;
1818 --enable-debug=*) debuglevel="$optval"
1819 ;;
1820 --disable-everything)
1821 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1822 ;;
1823 --enable-*=*|--disable-*=*)
1824 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
1825 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1826 eval list=\$$(toupper $thing)_LIST
1827 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1828 $action $(filter "$name" $list)
1829 ;;
1830 --enable-?*|--disable-?*)
1831 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1832 if is_in $option $COMPONENT_LIST; then
1833 test $action = disable && action=unset
1834 eval $action \$$(toupper ${option%s})_LIST
1835 elif is_in $option $CMDLINE_SELECT; then
1836 $action $option
1837 else
1838 die_unknown $opt
1839 fi
1840 ;;
1841 --list-*)
1842 NAME="${opt#--list-}"
1843 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1844 NAME=${NAME%s}
1845 eval show_list $NAME \$$(toupper $NAME)_LIST
1846 ;;
1847 --help|-h) show_help
1848 ;;
1849 *)
1850 optname="${opt%%=*}"
1851 optname="${optname#--}"
1852 optname=$(echo "$optname" | sed 's/-/_/g')
1853 if is_in $optname $CMDLINE_SET; then
1854 eval $optname='$optval'
1855 elif is_in $optname $CMDLINE_APPEND; then
1856 append $optname "$optval"
1857 else
1858 die_unknown $opt
1859 fi
1860 ;;
1861 esac
1862 done
1863
1864 disabled logging && logfile=/dev/null
1865
1866 echo "# $0 $LIBAV_CONFIGURATION" > $logfile
1867 set >> $logfile
1868
1869 test -n "$cross_prefix" && enable cross_compile
1870
1871 if enabled cross_compile; then
1872 test -n "$arch" && test -n "$target_os" ||
1873 die "Must specify target arch and OS when cross-compiling"
1874 fi
1875
1876 set_default arch target_os
1877
1878 ar_default="${cross_prefix}${ar_default}"
1879 cc_default="${cross_prefix}${cc_default}"
1880 nm_default="${cross_prefix}${nm_default}"
1881 pkg_config_default="${cross_prefix}${pkg_config_default}"
1882 ranlib="${cross_prefix}${ranlib}"
1883
1884 sysinclude_default="${sysroot}/usr/include"
1885
1886 set_default cc nm pkg_config sysinclude
1887 enabled cross_compile || host_cc_default=$cc
1888 set_default host_cc
1889
1890 if ! $pkg_config --version >/dev/null 2>&1; then
1891 warn "$pkg_config not found, library detection may fail."
1892 pkg_config=false
1893 fi
1894
1895 exesuf() {
1896 case $1 in
1897 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
1898 esac
1899 }
1900
1901 EXESUF=$(exesuf $target_os)
1902 HOSTEXESUF=$(exesuf $host_os)
1903
1904 # set temporary file name
1905 : ${TMPDIR:=$TEMPDIR}
1906 : ${TMPDIR:=$TMP}
1907 : ${TMPDIR:=/tmp}
1908
1909 if ! check_cmd mktemp -u XXXXXX; then
1910 # simple replacement for missing mktemp
1911 # NOT SAFE FOR GENERAL USE
1912 mktemp(){
1913 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
1914 }
1915 fi
1916
1917 tmpfile(){
1918 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1919 (set -C; exec > $tmp) 2>/dev/null ||
1920 die "Unable to create temporary file in $TMPDIR."
1921 append TMPFILES $tmp
1922 eval $1=$tmp
1923 }
1924
1925 trap 'rm -f -- $TMPFILES' EXIT
1926
1927 tmpfile TMPASM .asm
1928 tmpfile TMPC .c
1929 tmpfile TMPE $EXESUF
1930 tmpfile TMPH .h
1931 tmpfile TMPO .o
1932 tmpfile TMPS .S
1933 tmpfile TMPSH .sh
1934 tmpfile TMPV .ver
1935
1936 unset -f mktemp
1937
1938 chmod +x $TMPE
1939
1940 # make sure we can execute files in $TMPDIR
1941 cat > $TMPSH 2>> $logfile <<EOF
1942 #! /bin/sh
1943 EOF
1944 chmod +x $TMPSH >> $logfile 2>&1
1945 if ! $TMPSH >> $logfile 2>&1; then
1946 cat <<EOF
1947 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1948 variable to another directory and make sure that it is not mounted noexec.
1949 EOF
1950 die "Sanity test failed."
1951 fi
1952
1953 filter_asflags=echo
1954 filter_cflags=echo
1955 filter_cppflags=echo
1956
1957 if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1958 cc_type=llvm_gcc
1959 cc_version=__VERSION__
1960 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1961 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1962 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1963 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1964 speed_cflags='-O3'
1965 size_cflags='-Os'
1966 elif $cc -v 2>&1 | grep -qi ^gcc; then
1967 cc_type=gcc
1968 cc_version=__VERSION__
1969 gcc_version=$($cc --version | head -n1)
1970 gcc_basever=$($cc -dumpversion)
1971 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
1972 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1973 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
1974 if ! $cc -dumpversion | grep -q '^2\.'; then
1975 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1976 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1977 fi
1978 speed_cflags='-O3'
1979 size_cflags='-Os'
1980 elif $cc --version 2>/dev/null | grep -q Intel; then
1981 cc_type=icc
1982 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
1983 cc_ident=$($cc --version | head -n1)
1984 icc_version=$($cc -dumpversion)
1985 CC_DEPFLAGS='-MMD'
1986 AS_DEPFLAGS='-MMD'
1987 speed_cflags='-O3'
1988 size_cflags='-Os'
1989 noopt_cflags='-O1'
1990 elif $cc -v 2>&1 | grep -q xlc; then
1991 cc_type=xlc
1992 cc_version="AV_STRINGIFY(__IBMC__)"
1993 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
1994 speed_cflags='-O5'
1995 size_cflags='-O5 -qcompact'
1996 elif $cc -V 2>/dev/null | grep -q Compaq; then
1997 cc_type=ccc
1998 cc_version="AV_STRINGIFY(__DECC_VER)"
1999 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
2000 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
2001 debuglevel=3
2002 add_ldflags -Wl,-z,now # calls to libots crash without this
2003 speed_cflags='-fast'
2004 size_cflags='-O1'
2005 elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2006 test -d "$sysroot" || die "No valid sysroot specified."
2007 cc_type=armcc
2008 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
2009 cc_ident=$($cc --vsn | head -n1)
2010 armcc_conf="$PWD/armcc.conf"
2011 $cc --arm_linux_configure \
2012 --arm_linux_config_file="$armcc_conf" \
2013 --configure_sysroot="$sysroot" \
2014 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2015 die "Error creating armcc configuration file."
2016 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2017 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
2018 as_default="${cross_prefix}gcc"
2019 CC_DEPFLAGS='-MMD'
2020 AS_DEPFLAGS='-MMD'
2021 speed_cflags='-O3'
2022 size_cflags='-Os'
2023 filter_asflags="filter_out -W${armcc_opt}*"
2024 elif $cc -version 2>/dev/null | grep -q TMS470; then
2025 cc_type=tms470
2026 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
2027 cc_ident=$($cc -version | head -n1 | tr -s ' ')
2028 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2029 CC_O='-fr=$(@D)'
2030 as_default="${cross_prefix}gcc"
2031 ld_default="${cross_prefix}gcc"
2032 TMPO=$(basename $TMPC .c).o
2033 append TMPFILES $TMPO
2034 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
2035 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2036 AS_DEPFLAGS='-MMD'
2037 speed_cflags='-O3 -mf=5'
2038 size_cflags='-O3 -mf=2'
2039 filter_cflags=tms470_flags
2040 tms470_flags(){
2041 for flag; do
2042 case $flag in
2043 -march=*|-mcpu=*)
2044 case "${flag#*=}" in
2045 armv7-a|cortex-a*) echo -mv=7a8 ;;
2046 armv7-r|cortex-r*) echo -mv=7r4 ;;
2047 armv7-m|cortex-m*) echo -mv=7m3 ;;
2048 armv6*|arm11*) echo -mv=6 ;;
2049 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2050 echo -mv=5e ;;
2051 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2052 esac
2053 ;;
2054 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2055 -mfpu=vfp) echo --float_support=vfpv2 ;;
2056 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2057 -msoft-float) echo --float_support=vfplib ;;
2058 -O[0-3]|-mf=*) echo $flag ;;
2059 -g) echo -g -mn ;;
2060 -pds=*) echo $flag ;;
2061 esac
2062 done
2063 }
2064 elif $cc -v 2>&1 | grep -q clang; then
2065 cc_type=clang
2066 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2067 cc_version=__clang_version__ || cc_version=__VERSION__
2068 cc_ident=$($cc --version | head -n1)
2069 CC_DEPFLAGS='-MMD'
2070 AS_DEPFLAGS='-MMD'
2071 speed_cflags='-O3'
2072 size_cflags='-Os'
2073 elif $cc -V 2>&1 | grep -q Sun; then
2074 cc_type=suncc
2075 cc_version="AV_STRINGIFY(__SUNPRO_C)"
2076 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2077 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2078 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
2079 add_ldflags -xc99
2080 speed_cflags='-O5'
2081 size_cflags='-O5 -xspace'
2082 filter_cflags=suncc_flags
2083 suncc_flags(){
2084 for flag; do
2085 case $flag in
2086 -march=*|-mcpu=*)
2087 case "${flag#*=}" in
2088 native) echo -xtarget=native ;;
2089 v9|niagara) echo -xarch=sparc ;;
2090 ultrasparc) echo -xarch=sparcvis ;;
2091 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2092 i586|pentium) echo -xchip=pentium ;;
2093 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2094 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2095 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2096 pentium4*) echo -xtarget=pentium4 ;;
2097 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2098 *-sse3) echo -xarch=sse3 ;;
2099 core2) echo -xarch=ssse3 -xchip=core2 ;;
2100 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2101 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2102 k8|opteron|athlon64|athlon-fx)
2103 echo -xarch=sse2a ;;
2104 athlon*) echo -xarch=pentium_proa ;;
2105 esac
2106 ;;
2107 -std=c99) echo -xc99 ;;
2108 -fomit-frame-pointer) echo -xregs=frameptr ;;
2109 -fPIC) echo -KPIC -xcode=pic32 ;;
2110 -W*,*) echo $flag ;;
2111 -f*-*|-W*) ;;
2112 *) echo $flag ;;
2113 esac
2114 done
2115 }
2116 elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2117 cc_type=pathscale
2118 cc_version=__PATHSCALE__
2119 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2120 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2121 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2122 speed_cflags='-O2'
2123 size_cflags='-Os'
2124 filter_cflags='filter_out -Wdisabled-optimization'
2125 elif $cc -v 2>&1 | grep -q Open64; then
2126 cc_type=open64
2127 cc_version=__OPEN64__
2128 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2129 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2130 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2131 speed_cflags='-O2'
2132 size_cflags='-Os'
2133 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2134 fi
2135
2136 test -n "$cc_type" && enable $cc_type ||
2137 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
2138
2139 : ${as_default:=$cc}
2140 : ${dep_cc_default:=$cc}
2141 : ${ld_default:=$cc}
2142 set_default ar as dep_cc ld
2143
2144 test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2145 test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2146
2147 add_cflags $extra_cflags
2148 add_asflags $extra_cflags
2149
2150 if test -n "$sysroot"; then
2151 case "$cc_type" in
2152 gcc|llvm_gcc|clang)
2153 add_cppflags --sysroot="$sysroot"
2154 add_ldflags --sysroot="$sysroot"
2155 ;;
2156 tms470)
2157 add_cppflags -I"$sysinclude"
2158 add_ldflags --sysroot="$sysroot"
2159 ;;
2160 esac
2161 fi
2162
2163 if test "$cpu" = host; then
2164 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2165
2166 case "$cc_type" in
2167 gcc|llvm_gcc)
2168 check_native(){
2169 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
2170 sed -n "/cc1.*$1=/{
2171 s/.*$1=\\([^ ]*\\).*/\\1/
2172 p
2173 q
2174 }" $TMPE
2175 }
2176 cpu=$(check_native -march || check_native -mcpu)
2177 ;;
2178 esac
2179
2180 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2181 fi
2182
2183 # Deal with common $arch aliases
2184 case "$arch" in
2185 arm*)
2186 arch="arm"
2187 ;;
2188 mips|mipsel|IP*)
2189 arch="mips"
2190 ;;
2191 mips64*)
2192 arch="mips"
2193 subarch="mips64"
2194 ;;
2195 parisc|hppa)
2196 arch="parisc"
2197 ;;
2198 parisc64|hppa64)
2199 arch="parisc"
2200 subarch="parisc64"
2201 ;;
2202 "Power Macintosh"|ppc|powerpc)
2203 arch="ppc"
2204 ;;
2205 ppc64|powerpc64)
2206 arch="ppc"
2207 subarch="ppc64"
2208 ;;
2209 s390|s390x)
2210 arch="s390"
2211 ;;
2212 sh4|sh)
2213 arch="sh4"
2214 ;;
2215 sun4u|sparc64)
2216 arch="sparc"
2217 subarch="sparc64"
2218 ;;
2219 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
2220 arch="x86"
2221 ;;
2222 esac
2223
2224 is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
2225 enable $arch
2226
2227 # Add processor-specific flags
2228 if test "$cpu" = generic; then
2229 : do nothing
2230 elif enabled ppc; then
2231
2232 case $(tolower $cpu) in
2233 601|ppc601|powerpc601)
2234 cpuflags="-mcpu=601"
2235 disable altivec
2236 ;;
2237 603*|ppc603*|powerpc603*)
2238 cpuflags="-mcpu=603"
2239 disable altivec
2240 ;;
2241 604*|ppc604*|powerpc604*)
2242 cpuflags="-mcpu=604"
2243 disable altivec
2244 ;;
2245 g3|75*|ppc75*|powerpc75*)
2246 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
2247 disable altivec
2248 ;;
2249 g4|745*|ppc745*|powerpc745*)
2250 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2251 ;;
2252 74*|ppc74*|powerpc74*)
2253 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2254 ;;
2255 g5|970|ppc970|powerpc970|power4*)
2256 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2257 ;;
2258 cell)
2259 cpuflags="-mcpu=cell"
2260 enable ldbrx
2261 ;;
2262 e500v2)
2263 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2264 disable altivec
2265 ;;
2266 e500)
2267 cpuflags="-mcpu=8540 -mhard-float"
2268 disable altivec
2269 ;;
2270 esac
2271
2272 elif enabled x86; then
2273
2274 case $cpu in
2275 i[345]86|pentium)
2276 cpuflags="-march=$cpu"
2277 disable mmx
2278 ;;
2279 # targets that do NOT support conditional mov (cmov)
2280 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2281 cpuflags="-march=$cpu"
2282 disable cmov
2283 ;;
2284 # targets that do support conditional mov (cmov)
2285 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
2286 cpuflags="-march=$cpu"
2287 enable cmov
2288 enable fast_cmov
2289 ;;
2290 # targets that do support conditional mov but on which it's slow
2291 pentium4|pentium4m|prescott|nocona)
2292 cpuflags="-march=$cpu"
2293 enable cmov
2294 disable fast_cmov
2295 ;;
2296 esac
2297
2298 elif enabled sparc; then
2299
2300 case $cpu in
2301 niagara)
2302 cpuflags="-mcpu=$cpu"
2303 disable vis
2304 ;;
2305 sparc64)
2306 cpuflags="-mcpu=v9"
2307 ;;
2308 esac
2309
2310 elif enabled arm; then
2311
2312 case $cpu in
2313 armv*)
2314 cpuflags="-march=$cpu"
2315 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2316 ;;
2317 *)
2318 cpuflags="-mcpu=$cpu"
2319 case $cpu in
2320 cortex-a*) subarch=armv7a ;;
2321 cortex-r*) subarch=armv7r ;;
2322 cortex-m*) enable thumb; subarch=armv7m ;;
2323 arm11*) subarch=armv6 ;;
2324 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2325 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2326 esac
2327 ;;
2328 esac
2329
2330 elif enabled alpha; then
2331
2332 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
2333
2334 elif enabled bfin; then
2335
2336 cpuflags="-mcpu=$cpu"
2337
2338 elif enabled mips; then
2339
2340 cpuflags="-march=$cpu"
2341
2342 elif enabled avr32; then
2343
2344 case $cpu in
2345 ap7[02]0[0-2])
2346 subarch="avr32_ap"
2347 cpuflags="-mpart=$cpu"
2348 ;;
2349 ap)
2350 subarch="avr32_ap"
2351 cpuflags="-march=$cpu"
2352 ;;
2353 uc3[ab]*)
2354 subarch="avr32_uc"
2355 cpuflags="-mcpu=$cpu"
2356 ;;
2357 uc)
2358 subarch="avr32_uc"
2359 cpuflags="-march=$cpu"
2360 ;;
2361 esac
2362
2363 fi
2364
2365 add_cflags $cpuflags
2366 add_asflags $cpuflags
2367
2368 # compiler sanity check
2369 check_exec <<EOF
2370 int main(void){ return 0; }
2371 EOF
2372 if test "$?" != 0; then
2373 echo "$cc is unable to create an executable file."
2374 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2375 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2376 echo "Only do this if you know what cross compiling means."
2377 fi
2378 die "C compiler test failed."
2379 fi
2380
2381 add_cppflags -D_ISOC99_SOURCE
2382 check_cflags -std=c99
2383 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
2384 #include <stdlib.h>
2385 EOF
2386 check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
2387 #include <stdlib.h>
2388 EOF
2389
2390 check_host_cflags -std=c99
2391 check_host_cflags -Wall
2392
2393 case "$arch" in
2394 alpha|ia64|mips|parisc|sparc)
2395 spic=$shared
2396 ;;
2397 x86)
2398 subarch="x86_32"
2399 check_cc <<EOF && subarch="x86_64"
2400 int test[(int)sizeof(char*) - 7];
2401 EOF
2402 if test "$subarch" = "x86_64"; then
2403 spic=$shared
2404 fi
2405 ;;
2406 esac
2407
2408 enable $subarch
2409 enabled spic && enable pic
2410
2411 # OS specific
2412 case $target_os in
2413 haiku)
2414 prefix_default="/boot/common"
2415 network_extralibs="-lnetwork"
2416 host_libs=
2417 ;;
2418 sunos)
2419 AVSERVERLDFLAGS=""
2420 SHFLAGS='-shared -Wl,-h,$$(@F)'
2421 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
2422 network_extralibs="-lsocket -lnsl"
2423 add_cppflags -D__EXTENSIONS__
2424 # When using suncc to build, the Solaris linker will mark
2425 # an executable with each instruction set encountered by
2426 # the Solaris assembler. As our libraries contain their own
2427 # guards for processor-specific code, instead suppress
2428 # generation of the HWCAPS ELF section on Solaris x86 only.
2429 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2430 nm_opts='-P -g'
2431 ;;
2432 netbsd)
2433 disable symver
2434 oss_indev_extralibs="-lossaudio"
2435 oss_outdev_extralibs="-lossaudio"
2436 ;;
2437 openbsd)
2438 enable malloc_aligned
2439 # On OpenBSD 4.5. the compiler does not use PIC unless
2440 # explicitly using -fPIC. Libav builds fine without PIC,
2441 # however the generated executable will not do anything
2442 # (simply quits with exit-code 1, no crash, no output).
2443 # Thus explicitly enable PIC here.
2444 enable pic
2445 disable symver
2446 SHFLAGS='-shared'
2447 oss_indev_extralibs="-lossaudio"
2448 oss_outdev_extralibs="-lossaudio"
2449 ;;
2450 dragonfly)
2451 enable malloc_aligned
2452 disable symver
2453 ;;
2454 freebsd)
2455 enable malloc_aligned
2456 ;;
2457 bsd/os)
2458 add_extralibs -lpoll -lgnugetopt
2459 ;;
2460 darwin)
2461 enable malloc_aligned
2462 gas="gas-preprocessor.pl $cc"
2463 enabled ppc && add_asflags -force_cpusubtype_ALL
2464 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2465 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
2466 add_ldflags -Wl,-dynamic,-search_paths_first
2467 SLIBSUF=".dylib"
2468 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2469 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2470 AVSERVERLDFLAGS=-Wl,-bind_at_load
2471 objformat="macho"
2472 enabled x86_64 && objformat="macho64"
2473 enabled_any pic shared ||
2474 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
2475 ;;
2476 mingw32*)
2477 if test $target_os = "mingw32ce"; then
2478 disable network
2479 else
2480 target_os=mingw32
2481 fi
2482 LIBTARGET=i386
2483 if enabled x86_64; then
2484 enable malloc_aligned
2485 LIBTARGET="i386:x86-64"
2486 elif enabled arm; then
2487 LIBTARGET=arm-wince
2488 fi
2489 shlibdir_default="$bindir_default"
2490 SLIBPREF=""
2491 SLIBSUF=".dll"
2492 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2493 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2494 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2495 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2496 SLIB_INSTALL_LINKS=
2497 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2498 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2499 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'
2500 objformat="win32"
2501 dlltool="${cross_prefix}dlltool"
2502 enable dos_paths
2503 check_cflags -fno-common
2504 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2505 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2506 die "ERROR: MinGW runtime version must be >= 3.15."
2507 add_cppflags -U__STRICT_ANSI__
2508 ;;
2509 cygwin*)
2510 target_os=cygwin
2511 shlibdir_default="$bindir_default"
2512 SLIBPREF="cyg"
2513 SLIBSUF=".dll"
2514 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2515 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2516 SHFLAGS='-shared -Wl,--enable-auto-image-base'
2517 objformat="win32"
2518 enable dos_paths
2519 check_cflags -fno-common
2520 add_cppflags -U__STRICT_ANSI__
2521 ;;
2522 *-dos|freedos|opendos)
2523 network_extralibs="-lsocket"
2524 objformat="coff"
2525 enable dos_paths
2526 add_cppflags -U__STRICT_ANSI__
2527 ;;
2528 linux)
2529 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
2530 enable dv1394
2531 ;;
2532 irix*)
2533 target_os=irix
2534 ranlib="echo ignoring ranlib"
2535 ;;
2536 os/2*)
2537 ln_s="cp -f"
2538 objformat="aout"
2539 add_cppflags -D_GNU_SOURCE
2540 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
2541 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
2542 AVSERVERLDFLAGS=""
2543 LIBSUF="_s.a"
2544 SLIBPREF=""
2545 SLIBSUF=".dll"
2546 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2547 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
2548 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2549 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2550 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2551 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2552 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2553 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2554 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2555 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2556 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
2557 enable dos_paths
2558 ;;
2559 gnu/kfreebsd)
2560 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
2561 ;;
2562 gnu)
2563 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
2564 ;;
2565 qnx)
2566 add_cppflags -D_QNX_SOURCE
2567 network_extralibs="-lsocket"
2568 ;;
2569 symbian)
2570 SLIBSUF=".dll"
2571 enable dos_paths
2572 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2573 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2574 add_ldflags -Wl,--target1-abs,--no-undefined \
2575 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2576 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2577 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2578 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2579 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
2580 ;;
2581 none)
2582 ;;
2583 *)
2584 die "Unknown OS '$target_os'."
2585 ;;
2586 esac
2587
2588 echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
2589
2590 check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2591
2592 set_default $PATHS_LIST
2593
2594 # we need to build at least one lib type
2595 if ! enabled_any static shared; then
2596 cat <<EOF
2597 At least one library type must be built.
2598 Specify --enable-static to build the static libraries or --enable-shared to
2599 build the shared libraries as well. To only build the shared libraries specify
2600 --disable-static in addition to --enable-shared.
2601 EOF
2602 exit 1;
2603 fi
2604
2605 die_license_disabled() {
2606 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2607 }
2608
2609 die_license_disabled gpl libcdio
2610 die_license_disabled gpl libx264
2611 die_license_disabled gpl libxavs
2612 die_license_disabled gpl libxvid
2613 die_license_disabled gpl x11grab
2614
2615 die_license_disabled nonfree libfaac
2616 die_license_disabled nonfree openssl
2617
2618 die_license_disabled version3 libopencore_amrnb
2619 die_license_disabled version3 libopencore_amrwb
2620 die_license_disabled version3 libvo_aacenc
2621 die_license_disabled version3 libvo_amrwbenc
2622
2623 enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
2624
2625 disabled optimizations || check_cflags -fomit-frame-pointer
2626
2627 enable_pic() {
2628 enable pic
2629 add_cppflags -DPIC
2630 add_cflags -fPIC
2631 add_asflags -fPIC
2632 }
2633
2634 enabled pic && enable_pic
2635
2636 check_cc <<EOF || die "Symbol mangling check failed."
2637 int ff_extern;
2638 EOF
2639 sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
2640 extern_prefix=${sym%%ff_extern*}
2641
2642 check_cc <<EOF && enable inline_asm
2643 void foo(void) { __asm__ volatile ("" ::); }
2644 EOF
2645
2646 _restrict=
2647 for restrict_keyword in restrict __restrict__ __restrict; do
2648 check_cc <<EOF && _restrict=$restrict_keyword && break
2649 void foo(char * $restrict_keyword p);
2650 EOF
2651 done
2652
2653 check_cc <<EOF && enable attribute_packed
2654 struct { int x; } __attribute__((packed)) x;
2655 EOF
2656
2657 check_cc <<EOF && enable attribute_may_alias
2658 union { int x; } __attribute__((may_alias)) x;
2659 EOF
2660
2661 check_cc <<EOF || die "endian test failed"
2662 unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2663 EOF
2664 od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2665
2666 if enabled alpha; then
2667
2668 check_cflags -mieee
2669
2670 elif enabled arm; then
2671
2672 enabled thumb && check_cflags -mthumb || check_cflags -marm
2673 nogas=die
2674
2675 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2676 enable vfp_args
2677 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2678 case "${cross_prefix:-$cc}" in
2679 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2680 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
2681 __asm__ (".eabi_attribute 28, 1");
2682 int main(void) { return 0; }
2683 EOF
2684 esac
2685 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2686 fi
2687
2688 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2689 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2690 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2691 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2692 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2693 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
2694 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
2695
2696 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2697
2698 enabled_all armv6t2 shared !pic && enable_pic
2699
2700 elif enabled mips; then
2701
2702 check_asm loongson '"dmult.g $1, $2, $3"'
2703 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
2704
2705 elif enabled ppc; then
2706
2707 enable local_aligned_8 local_aligned_16
2708
2709 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2710 check_asm ibm_asm '"add 0, 0, 0"'
2711 check_asm ppc4xx '"maclhw r10, r11, r12"'
2712 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
2713
2714 # AltiVec flags: The FSF version of GCC differs from the Apple version
2715 if enabled altivec; then
2716 nogas=warn
2717 check_cflags -maltivec -mabi=altivec &&
2718 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2719 check_cflags -faltivec
2720
2721 # check if our compiler supports Motorola AltiVec C API
2722 check_cc <<EOF || disable altivec
2723 $inc_altivec_h
2724 int main(void) {
2725 vector signed int v1, v2, v3;
2726 v1 = vec_add(v2,v3);
2727 return 0;
2728 }
2729 EOF
2730
2731 # check if our compiler supports braces for vector declarations
2732 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2733 $inc_altivec_h
2734 int main (void) { (vector int) {1}; return 0; }
2735 EOF
2736 fi
2737
2738 elif enabled sparc; then
2739
2740 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2741 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
2742
2743 elif enabled x86; then
2744
2745 enable local_aligned_8 local_aligned_16
2746
2747 # check whether EBP is available on x86
2748 # As 'i' is stored on the stack, this program will crash
2749 # if the base pointer is used to access it because the
2750 # base pointer is cleared in the inline assembly code.
2751 check_exec_crash <<EOF && enable ebp_available
2752 volatile int i=0;
2753 __asm__ volatile (
2754 "xorl %%ebp, %%ebp"
2755 ::: "%ebp");
2756 return i;
2757 EOF
2758
2759 # check whether EBX is available on x86
2760 check_asm ebx_available '""::"b"(0)' &&
2761 check_asm ebx_available '"":::"%ebx"'
2762
2763 # check whether xmm clobbers are supported
2764 check_asm xmm_clobbers '"":::"%xmm0"'
2765
2766 # check whether binutils is new enough to compile SSSE3/MMX2
2767 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
2768 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
2769
2770 if ! disabled_any asm mmx yasm; then
2771 if check_cmd $yasmexe --version; then
2772 enabled x86_64 && yasm_extra="-m amd64"
2773 yasm_debug="-g dwarf2"
2774 elif check_cmd nasm -v; then
2775 yasmexe=nasm
2776 yasm_debug="-g -F dwarf"
2777 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2778 fi
2779
2780 YASMFLAGS="-f $objformat $yasm_extra"
2781 enabled pic && append YASMFLAGS "-DPIC"
2782 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2783 case "$objformat" in
2784 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2785 esac
2786
2787 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
2788 die "yasm not found, use --disable-yasm for a crippled build"
2789 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
2790 fi
2791
2792 case "$cpu" in
2793 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2794 disable fast_clz
2795 ;;
2796 esac
2797
2798 fi
2799
2800 if enabled asm; then
2801 as=${gas:=$as}
2802 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2803 $nogas "GNU assembler not found, install gas-preprocessor"
2804 fi
2805
2806 check_ldflags -Wl,--as-needed
2807
2808 if check_func dlopen; then
2809 ldl=
2810 elif check_func dlopen -ldl; then
2811 ldl=-ldl
2812 fi
2813
2814 if enabled network; then
2815 check_type "sys/types.h sys/socket.h" socklen_t
2816 check_type netdb.h "struct addrinfo"
2817 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2818 check_type netinet/in.h "struct sockaddr_in6"
2819 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2820 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2821 # Prefer arpa/inet.h over winsock2
2822 if check_header arpa/inet.h ; then
2823 check_func closesocket
2824 elif check_header winsock2.h ; then
2825 check_func_headers winsock2.h closesocket -lws2 && \
2826 network_extralibs="-lws2" || \
2827 { check_func_headers winsock2.h closesocket -lws2_32 && \
2828 network_extralibs="-lws2_32"; }
2829 check_type ws2tcpip.h socklen_t
2830 check_type ws2tcpip.h "struct addrinfo"
2831 check_type ws2tcpip.h "struct ipv6_mreq"
2832 check_type ws2tcpip.h "struct sockaddr_in6"
2833 check_type ws2tcpip.h "struct sockaddr_storage"
2834 check_struct winsock2.h "struct sockaddr" sa_len
2835 else
2836 disable network
2837 fi
2838 fi
2839
2840 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2841 check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2842
2843 check_func fcntl
2844 check_func fork
2845 check_func getaddrinfo $network_extralibs
2846 check_func gethrtime
2847 check_func getrusage
2848 check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
2849 check_func inet_aton $network_extralibs
2850 check_func isatty
2851 check_func localtime_r
2852 check_func ${malloc_prefix}memalign && enable memalign
2853 check_func mkstemp
2854 check_func mmap
2855 check_func ${malloc_prefix}posix_memalign && enable posix_memalign
2856 check_func setrlimit
2857 check_func strerror_r
2858 check_func strptime
2859 check_func strtok_r
2860 check_func sched_getaffinity
2861 check_func sysctl
2862 check_func_headers io.h setmode
2863 check_func_headers lzo/lzo1x.h lzo1x_999_compress
2864 check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2865 check_func_headers windows.h GetProcessTimes
2866 check_func_headers windows.h GetSystemInfo
2867 check_func_headers windows.h MapViewOfFile
2868 check_func_headers windows.h VirtualAlloc
2869
2870 check_header dlfcn.h
2871 check_header dxva2api.h
2872 check_header malloc.h
2873 check_header poll.h
2874 check_header sys/mman.h
2875 check_header sys/param.h
2876 check_header sys/resource.h
2877 check_header sys/select.h
2878 check_header vdpau/vdpau.h
2879 check_header vdpau/vdpau_x11.h
2880 check_header X11/extensions/XvMClib.h
2881
2882 check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2883
2884 disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
2885 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
2886
2887 if ! disabled w32threads && ! enabled pthreads; then
2888 check_func _beginthreadex && enable w32threads
2889 fi
2890
2891 # check for some common methods of building with pthread support
2892 # do this before the optional library checks as some of them require pthreads
2893 if ! disabled pthreads && ! enabled w32threads; then
2894 enable pthreads
2895 if check_func pthread_create; then
2896 :
2897 elif check_func pthread_create -pthread; then
2898 add_cflags -pthread
2899 add_extralibs -pthread
2900 elif check_func pthread_create -pthreads; then
2901 add_cflags -pthreads
2902 add_extralibs -pthreads
2903 elif check_func pthread_create -lpthreadGC2; then
2904 add_extralibs -lpthreadGC2
2905 elif ! check_lib pthread.h pthread_create -lpthread; then
2906 disable pthreads
2907 fi
2908 fi
2909
2910 for thread in $THREADS_LIST; do
2911 if enabled $thread; then
2912 test -n "$thread_type" &&
2913 die "ERROR: Only one thread type must be selected." ||
2914 thread_type="$thread"
2915 fi
2916 done
2917
2918 check_lib math.h sin -lm && LIBM="-lm"
2919 enabled vaapi && require vaapi va/va.h vaInitialize -lva
2920
2921 check_mathfunc exp2
2922 check_mathfunc exp2f
2923 check_mathfunc llrint
2924 check_mathfunc llrintf
2925 check_mathfunc log2
2926 check_mathfunc log2f
2927 check_mathfunc lrint
2928 check_mathfunc lrintf
2929 check_mathfunc round
2930 check_mathfunc roundf
2931 check_mathfunc trunc
2932 check_mathfunc truncf
2933
2934 # these are off by default, so fail if requested and not available
2935 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
2936 enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
2937 enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
2938 enabled libdirac && require_pkg_config dirac \
2939 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2940 "dirac_decoder_init dirac_encoder_init"
2941 enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2942 enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
2943 enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2944 enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
2945 enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
2946 enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2947 enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
2948 enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
2949 enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
2950 enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
2951 enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2952 enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
2953 enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
2954 enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
2955 enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
2956 enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
2957 enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2958 enabled libvpx && {
2959 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2960 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2961 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2962 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
2963 enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
2964 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2965 die "ERROR: libx264 version must be >= 0.118."; }
2966 enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2967 enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
2968 enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
2969 enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2970 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2971 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2972 die "ERROR: openssl not found"; }
2973
2974 # libdc1394 check
2975 if enabled libdc1394; then
2976 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2977 enable libdc1394_2; } ||
2978 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2979 enable libdc1394_1; } ||
2980 die "ERROR: No version of libdc1394 found "
2981 fi
2982
2983 if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
2984 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2985 enable sdl &&
2986 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
2987 fi
2988
2989 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
2990
2991 check_header linux/fb.h
2992 check_header linux/videodev.h
2993 check_header linux/videodev2.h
2994 check_header sys/videoio.h
2995
2996 check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
2997 # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2998 # w32api 3.12 had it defined wrong
2999 check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
3000
3001 # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
3002 { check_header dev/bktr/ioctl_meteor.h &&
3003 check_header dev/bktr/ioctl_bt848.h; } ||
3004 { check_header machine/ioctl_meteor.h &&
3005 check_header machine/ioctl_bt848.h; } ||
3006 { check_header dev/video/meteor/ioctl_meteor.h &&
3007 check_header dev/video/bktr/ioctl_bt848.h; } ||
3008 check_header dev/ic/bt8xx.h
3009
3010 check_header sndio.h
3011 check_header sys/soundcard.h
3012 check_header soundcard.h
3013
3014 enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
3015
3016 enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
3017
3018 enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3019
3020 enabled libcdio &&
3021 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3022
3023 enabled x11grab &&
3024 check_header X11/Xlib.h &&
3025 check_header X11/extensions/XShm.h &&
3026 check_header X11/extensions/Xfixes.h &&
3027 check_func XOpenDisplay -lX11 &&
3028 check_func XShmCreateImage -lX11 -lXext &&
3029 check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
3030
3031 # check for VDA header
3032 if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
3033 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
3034 fi
3035
3036 if ! disabled vdpau && enabled vdpau_vdpau_h; then
3037 check_cpp_condition \
3038 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
3039 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3040 disable vdpau; }
3041 fi
3042
3043 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
3044
3045 # add some useful compiler flags if supported
3046 check_cflags -Wdeclaration-after-statement
3047 check_cflags -Wall
3048 check_cflags -Wno-parentheses
3049 check_cflags -Wno-switch
3050 check_cflags -Wno-format-zero-length
3051 check_cflags -Wdisabled-optimization
3052 check_cflags -Wpointer-arith
3053 check_cflags -Wredundant-decls
3054 check_cflags -Wno-pointer-sign
3055 check_cflags -Wcast-qual
3056 check_cflags -Wwrite-strings
3057 check_cflags -Wtype-limits
3058 check_cflags -Wundef
3059 check_cflags -Wmissing-prototypes
3060 check_cflags -Wstrict-prototypes
3061 enabled extra_warnings && check_cflags -Winline
3062
3063 # add some linker flags
3064 check_ldflags -Wl,--warn-common
3065 check_ldflags -Wl,-rpath-link=libpostproc:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
3066 test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
3067
3068 echo "X{};" > $TMPV
3069 if test_ldflags -Wl,--version-script,$TMPV; then
3070 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
3071 check_cc <<EOF && enable symver_asm_label
3072 void ff_foo(void) __asm__ ("av_foo@VERSION");
3073 void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
3074 EOF
3075 check_cc <<EOF && enable symver_gnu_asm
3076 __asm__(".symver ff_foo,av_foo@VERSION");
3077 void ff_foo(void) {}
3078 EOF
3079 fi
3080
3081 if [ -n "$optflags" ]; then
3082 add_cflags $optflags
3083 elif enabled small; then
3084 add_cflags $size_cflags
3085 elif enabled optimizations; then
3086 add_cflags $speed_cflags
3087 else
3088 add_cflags $noopt_cflags
3089 fi
3090 check_cflags -fno-math-errno
3091 check_cflags -fno-signed-zeros
3092
3093 if enabled icc; then
3094 # Just warnings, no remarks
3095 check_cflags -w1
3096 # -wd: Disable following warnings
3097 # 144, 167, 556: -Wno-pointer-sign
3098 # 1292: attribute "foo" ignored
3099 # 10006: ignoring unknown option -fno-signed-zeros
3100 # 10148: ignoring unknown option -Wno-parentheses
3101 # 10156: ignoring option '-W'; no argument required
3102 check_cflags -wd144,167,556,1292,10006,10148,10156
3103 # 11030: Warning unknown option --as-needed
3104 # 10156: ignoring option '-export'; no argument required
3105 check_ldflags -wd10156,11030
3106 # Allow to compile with optimizations
3107 check_ldflags -march=$cpu
3108 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3109 enable ebp_available
3110 if enabled x86_32; then
3111 test ${icc_version%%.*} -ge 11 && \
3112 check_cflags -falign-stack=maintain-16-byte || \
3113 disable aligned_stack
3114 fi
3115 elif enabled ccc; then
3116 # disable some annoying warnings
3117 add_cflags -msg_disable cvtu32to64
3118 add_cflags -msg_disable embedcomment
3119 add_cflags -msg_disable needconstext
3120 add_cflags -msg_disable nomainieee
3121 add_cflags -msg_disable ptrmismatch1
3122 add_cflags -msg_disable unreachcode
3123 elif enabled gcc; then
3124 check_cflags -fno-tree-vectorize
3125 check_cflags -Werror=implicit-function-declaration
3126 check_cflags -Werror=missing-prototypes
3127 check_cflags -Werror=declaration-after-statement
3128 elif enabled llvm_gcc; then
3129 check_cflags -mllvm -stack-alignment=16
3130 elif enabled clang; then
3131 check_cflags -mllvm -stack-alignment=16
3132 check_cflags -Qunused-arguments
3133 elif enabled armcc; then
3134 # 2523: use of inline assembler is deprecated
3135 add_cflags -W${armcc_opt},--diag_suppress=2523
3136 add_cflags -W${armcc_opt},--diag_suppress=1207
3137 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
3138 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
3139 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3140 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
3141 elif enabled tms470; then
3142 add_cflags -pds=824 -pds=837
3143 elif enabled pathscale; then
3144 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
3145 fi
3146
3147 enabled_any $THREADS_LIST && enable threads
3148
3149 check_deps $CONFIG_LIST \
3150 $CONFIG_EXTRA \
3151 $HAVE_LIST \
3152 $ALL_COMPONENTS \
3153 $ALL_TESTS \
3154
3155 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
3156
3157 ! enabled_any memalign posix_memalign malloc_aligned &&
3158 enabled_any $need_memalign && enable memalign_hack
3159
3160 echo "install prefix $prefix"
3161 echo "source path $source_path"
3162 echo "C compiler $cc"
3163 echo "ARCH $arch ($cpu)"
3164 if test "$build_suffix" != ""; then
3165 echo "build suffix $build_suffix"
3166 fi
3167 if test "$extra_version" != ""; then
3168 echo "version string suffix $extra_version"
3169 fi
3170 echo "big-endian ${bigendian-no}"
3171 echo "runtime cpu detection ${runtime_cpudetect-no}"
3172 if enabled x86; then
3173 echo "${yasmexe} ${yasm-no}"
3174 echo "MMX enabled ${mmx-no}"
3175 echo "MMX2 enabled ${mmx2-no}"
3176 echo "3DNow! enabled ${amd3dnow-no}"
3177 echo "3DNow! extended enabled ${amd3dnowext-no}"
3178 echo "SSE enabled ${sse-no}"
3179 echo "SSSE3 enabled ${ssse3-no}"
3180 echo "AVX enabled ${avx-no}"
3181 echo "CMOV enabled ${cmov-no}"
3182 echo "CMOV is fast ${fast_cmov-no}"
3183 echo "EBX available ${ebx_available-no}"
3184 echo "EBP available ${ebp_available-no}"
3185 fi
3186 if enabled arm; then
3187 echo "ARMv5TE enabled ${armv5te-no}"
3188 echo "ARMv6 enabled ${armv6-no}"
3189 echo "ARMv6T2 enabled ${armv6t2-no}"
3190 echo "ARM VFP enabled ${armvfp-no}"
3191 echo "IWMMXT enabled ${iwmmxt-no}"
3192 echo "NEON enabled ${neon-no}"
3193 fi
3194 if enabled mips; then
3195 echo "MMI enabled ${mmi-no}"
3196 fi
3197 if enabled ppc; then
3198 echo "AltiVec enabled ${altivec-no}"
3199 echo "PPC 4xx optimizations ${ppc4xx-no}"
3200 echo "dcbzl available ${dcbzl-no}"
3201 fi
3202 if enabled sparc; then
3203 echo "VIS enabled ${vis-no}"
3204 fi
3205 echo "debug symbols ${debug-no}"
3206 echo "optimize for size ${small-no}"
3207 echo "optimizations ${optimizations-no}"
3208 echo "static ${static-no}"
3209 echo "shared ${shared-no}"
3210 echo "postprocessing support ${postproc-no}"
3211 echo "new filter support ${avfilter-no}"
3212 echo "network support ${network-no}"
3213 echo "threading support ${thread_type-no}"
3214 echo "safe bitstream reader ${safe_bitstream_reader-no}"
3215 echo "SDL support ${sdl-no}"
3216 echo "Sun medialib support ${mlib-no}"
3217 echo "libdxva2 enabled ${dxva2-no}"
3218 echo "libva enabled ${vaapi-no}"
3219 echo "libvdpau enabled ${vdpau-no}"
3220 echo "AVISynth enabled ${avisynth-no}"
3221 echo "frei0r enabled ${frei0r-no}"
3222 echo "gnutls enabled ${gnutls-no}"
3223 echo "libcdio support ${libcdio-no}"
3224 echo "libdc1394 support ${libdc1394-no}"
3225 echo "libdirac enabled ${libdirac-no}"
3226 echo "libfaac enabled ${libfaac-no}"
3227 echo "libgsm enabled ${libgsm-no}"
3228 echo "libmp3lame enabled ${libmp3lame-no}"
3229 echo "libnut enabled ${libnut-no}"
3230 echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3231 echo "libopencore-amrwb support ${libopencore_amrwb-no}"
3232 echo "libopencv support ${libopencv-no}"
3233 echo "libopenjpeg enabled ${libopenjpeg-no}"
3234 echo "libpulse enabled ${libpulse-no}"
3235 echo "librtmp enabled ${librtmp-no}"
3236 echo "libschroedinger enabled ${libschroedinger-no}"
3237 echo "libspeex enabled ${libspeex-no}"
3238 echo "libtheora enabled ${libtheora-no}"
3239 echo "libvo-aacenc support ${libvo_aacenc-no}"
3240 echo "libvo-amrwbenc support ${libvo_amrwbenc-no}"
3241 echo "libvorbis enabled ${libvorbis-no}"
3242 echo "libvpx enabled ${libvpx-no}"
3243 echo "libx264 enabled ${libx264-no}"
3244 echo "libxavs enabled ${libxavs-no}"
3245 echo "libxvid enabled ${libxvid-no}"
3246 echo "openssl enabled ${openssl-no}"
3247 echo "zlib enabled ${zlib-no}"
3248 echo "bzlib enabled ${bzlib-no}"
3249 echo
3250
3251 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
3252 echo "Enabled ${type}s:"
3253 eval list=\$$(toupper $type)_LIST
3254 print_enabled '_*' $list | sort | pr -r -3 -t
3255 echo
3256 done
3257
3258 license="LGPL version 2.1 or later"
3259 if enabled nonfree; then
3260 license="nonfree and unredistributable"
3261 elif enabled gplv3; then
3262 license="GPL version 3 or later"
3263 elif enabled lgplv3; then
3264 license="LGPL version 3 or later"
3265 elif enabled gpl; then
3266 license="GPL version 2 or later"
3267 fi
3268
3269 echo "License: $license"
3270
3271 echo "Creating config.mak and config.h..."
3272
3273 test -e Makefile || $ln_s "$source_path/Makefile" .
3274
3275 config_files="$TMPH config.mak"
3276
3277 cat > config.mak <<EOF
3278 # Automatically generated by configure - do not modify!
3279 LIBAV_CONFIGURATION=$LIBAV_CONFIGURATION
3280 prefix=$prefix
3281 LIBDIR=\$(DESTDIR)$libdir
3282 SHLIBDIR=\$(DESTDIR)$shlibdir
3283 INCDIR=\$(DESTDIR)$incdir
3284 BINDIR=\$(DESTDIR)$bindir
3285 DATADIR=\$(DESTDIR)$datadir
3286 MANDIR=\$(DESTDIR)$mandir
3287 SRC_PATH=$source_path
3288 CC_IDENT=$cc_ident
3289 ARCH=$arch
3290 CC=$cc
3291 AS=$as
3292 LD=$ld
3293 DEPCC=$dep_cc
3294 YASM=$yasmexe
3295 YASMDEP=$yasmexe
3296 AR=$ar
3297 RANLIB=$ranlib
3298 LN_S=$ln_s
3299 CPPFLAGS=$CPPFLAGS
3300 CFLAGS=$CFLAGS
3301 ASFLAGS=$ASFLAGS
3302 AS_O=$CC_O
3303 CC_O=$CC_O
3304 DLLTOOL=$dlltool
3305 LDFLAGS=$LDFLAGS
3306 AVSERVERLDFLAGS=$AVSERVERLDFLAGS
3307 SHFLAGS=$SHFLAGS
3308 YASMFLAGS=$YASMFLAGS
3309 BUILDSUF=$build_suffix
3310 FULLNAME=$FULLNAME
3311 LIBPREF=$LIBPREF
3312 LIBSUF=$LIBSUF
3313 LIBNAME=$LIBNAME
3314 SLIBPREF=$SLIBPREF
3315 SLIBSUF=$SLIBSUF
3316 EXESUF=$EXESUF
3317 EXTRA_VERSION=$extra_version
3318 DEPFLAGS=$DEPFLAGS
3319 CCDEP=$CCDEP
3320 ASDEP=$ASDEP
3321 CC_DEPFLAGS=$CC_DEPFLAGS
3322 AS_DEPFLAGS=$AS_DEPFLAGS
3323 HOSTCC=$host_cc
3324 HOSTCFLAGS=$host_cflags
3325 HOSTEXESUF=$HOSTEXESUF
3326 HOSTLDFLAGS=$host_ldflags
3327 HOSTLIBS=$host_libs
3328 TARGET_EXEC=$target_exec
3329 TARGET_PATH=$target_path
3330 SDL_LIBS=$sdl_libs
3331 SDL_CFLAGS=$sdl_cflags
3332 LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3333 EXTRALIBS=$extralibs
3334 INSTALL=install
3335 LIBTARGET=${LIBTARGET}
3336 SLIBNAME=${SLIBNAME}
3337 SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3338 SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3339 SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3340 SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3341 SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
3342 SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
3343 SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
3344 SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
3345 SAMPLES:=${samples:-\$(FATE_SAMPLES)}
3346 EOF
3347
3348 get_version(){
3349 name=$1
3350 file=$source_path/$2
3351 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3352 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
3353 lcname=$(tolower $name)
3354 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3355 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
3356 }
3357
3358 get_version LIBAVCODEC libavcodec/version.h
3359 get_version LIBAVDEVICE libavdevice/avdevice.h
3360 get_version LIBAVFILTER libavfilter/avfilter.h
3361 get_version LIBAVFORMAT libavformat/version.h
3362 get_version LIBAVUTIL libavutil/avutil.h
3363 get_version LIBPOSTPROC libpostproc/postprocess.h
3364 get_version LIBSWSCALE libswscale/swscale.h
3365
3366 cat > $TMPH <<EOF
3367 /* Automatically generated by configure - do not modify! */
3368 #ifndef LIBAV_CONFIG_H
3369 #define LIBAV_CONFIG_H
3370 #define LIBAV_CONFIGURATION "$(c_escape $LIBAV_CONFIGURATION)"
3371 #define LIBAV_LICENSE "$(c_escape $license)"
3372 #define AVCONV_DATADIR "$(eval c_escape $datadir)"
3373 #define CC_TYPE "$cc_type"
3374 #define CC_VERSION $cc_version
3375 #define restrict $_restrict
3376 #define EXTERN_PREFIX "${extern_prefix}"
3377 #define EXTERN_ASM ${extern_prefix}
3378 #define SLIBSUF "$SLIBSUF"
3379 EOF
3380
3381 test -n "$malloc_prefix" &&
3382 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3383
3384 if enabled small || disabled optimizations; then
3385 echo "#undef av_always_inline" >> $TMPH
3386 if enabled small; then
3387 echo "#define av_always_inline inline" >> $TMPH
3388 else
3389 echo "#define av_always_inline av_unused" >> $TMPH
3390 fi
3391 fi
3392
3393 if enabled yasm; then
3394 append config_files $TMPASM
3395 printf '' >$TMPASM
3396 fi
3397
3398 print_config ARCH_ "$config_files" $ARCH_LIST
3399 print_config HAVE_ "$config_files" $HAVE_LIST
3400 print_config CONFIG_ "$config_files" $CONFIG_LIST \
3401 $CONFIG_EXTRA \
3402 $ALL_COMPONENTS \
3403
3404 cat >>config.mak <<EOF
3405 ACODEC_TESTS=$(print_enabled -n _test $ACODEC_TESTS)
3406 VCODEC_TESTS=$(print_enabled -n _test $VCODEC_TESTS)
3407 LAVF_TESTS=$(print_enabled -n _test $LAVF_TESTS)
3408 LAVFI_TESTS=$(print_enabled -n _test $LAVFI_TESTS)
3409 SEEK_TESTS=$(print_enabled -n _test $SEEK_TESTS)
3410 EOF
3411
3412 echo "#endif /* LIBAV_CONFIG_H */" >> $TMPH
3413
3414 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3415 cp_if_changed $TMPH config.h
3416 touch .config
3417
3418 enabled yasm && cp_if_changed $TMPASM config.asm
3419
3420 cat > $TMPH <<EOF
3421 /* Generated by ffconf */
3422 #ifndef AVUTIL_AVCONFIG_H
3423 #define AVUTIL_AVCONFIG_H
3424 EOF
3425
3426 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
3427
3428 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3429
3430 cp_if_changed $TMPH libavutil/avconfig.h
3431
3432 test -n "$WARNINGS" && printf "\n$WARNINGS"
3433
3434 # build pkg-config files
3435
3436 pkgconfig_generate(){
3437 name=$1
3438 shortname=${name#lib}${build_suffix}
3439 comment=$2
3440 version=$3
3441 libs=$4
3442 requires=$5
3443 enabled ${name#lib} || return 0
3444 mkdir -p $name
3445 cat <<EOF > $name/$name.pc
3446 prefix=$prefix
3447 exec_prefix=\${prefix}
3448 libdir=$libdir
3449 includedir=$incdir
3450
3451 Name: $name
3452 Description: $comment
3453 Version: $version
3454 Requires: $(enabled shared || echo $requires)
3455 Requires.private: $(enabled shared && echo $requires)
3456 Conflicts:
3457 Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
3458 Libs.private: $(enabled shared && echo $libs)
3459 Cflags: -I\${includedir}
3460 EOF
3461 cat <<EOF > $name/$name-uninstalled.pc
3462 prefix=
3463 exec_prefix=
3464 libdir=\${pcfiledir}
3465 includedir=${source_path}
3466
3467 Name: $name
3468 Description: $comment
3469 Version: $version
3470 Requires: $requires
3471 Conflicts:
3472 Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
3473 Cflags: -I\${includedir}
3474 EOF
3475 }
3476
3477 pkgconfig_generate libavutil "Libav utility library" "$LIBAVUTIL_VERSION" "$LIBM"
3478 pkgconfig_generate libavcodec "Libav codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3479 pkgconfig_generate libavformat "Libav container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3480 pkgconfig_generate libavdevice "Libav device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3481 pkgconfig_generate libavfilter "Libav video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
3482 pkgconfig_generate libpostproc "Libav postprocessing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
3483 pkgconfig_generate libswscale "Libav image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"