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[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
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 "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
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
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
109 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
110 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
111 --enable-memalign-hack emulate memalign, interferes with memory debuggers
112 --enable-beos-netserver enable BeOS netserver
113 --disable-encoder=NAME disable encoder NAME
114 --enable-encoder=NAME enable encoder NAME
115 --disable-encoders disable all encoders
116 --disable-decoder=NAME disable decoder NAME
117 --enable-decoder=NAME enable decoder NAME
118 --disable-decoders disable all decoders
119 --disable-hwaccel=NAME disable hwaccel NAME
120 --enable-hwaccel=NAME enable hwaccel NAME
121 --disable-hwaccels disable all hwaccels
122 --disable-muxer=NAME disable muxer NAME
123 --enable-muxer=NAME enable muxer NAME
124 --disable-muxers disable all muxers
125 --disable-demuxer=NAME disable demuxer NAME
126 --enable-demuxer=NAME enable demuxer NAME
127 --disable-demuxers disable all demuxers
128 --enable-parser=NAME enable parser NAME
129 --disable-parser=NAME disable parser NAME
130 --disable-parsers disable all parsers
131 --enable-bsf=NAME enable bitstream filter NAME
132 --disable-bsf=NAME disable bitstream filter NAME
133 --disable-bsfs disable all bitstream filters
134 --enable-protocol=NAME enable protocol NAME
135 --disable-protocol=NAME disable protocol NAME
136 --disable-protocols disable all protocols
137 --disable-indev=NAME disable input device NAME
138 --disable-outdev=NAME disable output device NAME
139 --disable-indevs disable input devices
140 --disable-outdevs disable output devices
141 --disable-devices disable all devices
142 --enable-filter=NAME enable filter NAME
143 --disable-filter=NAME disable filter NAME
144 --disable-filters disable all filters
145 --list-decoders show all available decoders
146 --list-encoders show all available encoders
147 --list-hwaccels show all available hardware accelerators
148 --list-muxers show all available muxers
149 --list-demuxers show all available demuxers
150 --list-parsers show all available parsers
151 --list-protocols show all available protocols
152 --list-bsfs show all available bitstream filters
153 --list-indevs show all available input devices
154 --list-outdevs show all available output devices
155 --list-filters show all available filters
156
157External library support:
158 --enable-avisynth enable reading of AVISynth script files [no]
159 --enable-bzlib enable bzlib [autodetect]
160 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
161 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
162 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
163 and libraw1394 [no]
164 --enable-libdirac enable Dirac support via libdirac [no]
165 --enable-libfaac enable FAAC support via libfaac [no]
166 --enable-libfaad enable FAAD support via libfaad [no]
167 --enable-libfaadbin open libfaad.so.0 at runtime [no]
168 --enable-libgsm enable GSM support via libgsm [no]
169 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
170 --enable-libnut enable NUT (de)muxing via libnut,
171 native (de)muxer exists [no]
172 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
173 --enable-libschroedinger enable Dirac support via libschroedinger [no]
174 --enable-libspeex enable Speex decoding via libspeex [no]
175 --enable-libtheora enable Theora encoding via libtheora [no]
176 --enable-libvorbis enable Vorbis encoding via libvorbis,
177 native implementation exists [no]
178 --enable-libx264 enable H.264 encoding via x264 [no]
179 --enable-libxvid enable Xvid encoding via xvidcore,
180 native MPEG-4/Xvid encoder exists [no]
181 --enable-mlib enable Sun medialib [no]
182 --enable-zlib enable zlib [autodetect]
183
184Advanced options (experts only):
185 --source-path=PATH path to source code [$source_path]
186 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
187 --enable-cross-compile assume a cross-compiler is used
188 --sysroot=PATH root of cross-build tree
189 --sysinclude=PATH location of cross-build system headers
190 --target-os=OS compiler targets OS [$target_os]
191 --target-exec=CMD command to run executables on target
192 --target-path=DIR path to view of build directory on target
193 --nm=NM use nm tool
194 --as=AS use assembler AS [$as_default]
195 --cc=CC use C compiler CC [$cc_default]
196 --ld=LD use linker LD
197 --host-cc=HOSTCC use host C compiler HOSTCC
198 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
199 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
200 --host-libs=HLIBS use libs HLIBS when linking for host
201 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
202 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
203 --extra-libs=ELIBS add ELIBS [$ELIBS]
204 --extra-version=STRING version string suffix []
205 --build-suffix=SUFFIX library name suffix []
206 --arch=ARCH select architecture [$arch]
207 --cpu=CPU select the minimum required CPU (affects
208 instruction selection, may crash on older CPUs)
209 --enable-powerpc-perf enable performance report on PPC
210 (requires enabling PMC)
211 --disable-altivec disable AltiVec optimizations
212 --disable-amd3dnow disable 3DNow! optimizations
213 --disable-amd3dnowext disable 3DNow! extended optimizations
214 --disable-mmx disable MMX optimizations
215 --disable-mmx2 disable MMX2 optimizations
216 --disable-sse disable SSE optimizations
217 --disable-ssse3 disable SSSE3 optimizations
218 --disable-armv5te disable armv5te optimizations
219 --disable-armv6 disable armv6 optimizations
220 --disable-armv6t2 disable armv6t2 optimizations
221 --disable-armvfp disable ARM VFP optimizations
222 --disable-iwmmxt disable iwmmxt optimizations
223 --disable-mmi disable MMI optimizations
224 --disable-neon disable neon optimizations
225 --disable-vis disable VIS optimizations
226 --disable-yasm disable use of yasm assembler
227 --enable-pic build position-independent code
228
229Developer options (useful when working on FFmpeg itself):
230 --disable-debug disable debugging symbols
231 --enable-debug=LEVEL set the debug level [$debuglevel]
232 --enable-gprof enable profiling with gprof [$gprof]
233 --disable-optimizations disable compiler optimizations
234 --enable-extra-warnings enable more compiler warnings
235 --disable-stripping disable stripping of executables and shared libraries
236
237NOTE: Object files are built at the place where configure is launched.
238EOF
60e8bc13 239 exit 0
74c53c2d 240}
cf9d24ad 241
57bd82d4 242log(){
2270b4b2 243 echo "$@" >> $logfile
57bd82d4
MR
244}
245
720c69da 246log_file(){
c8e9f801 247 log BEGIN $1
2270b4b2 248 pr -n -t $1 >> $logfile
c8e9f801
MR
249 log END $1
250}
251
2ba042a7 252echolog(){
c8e9f801 253 log "$@"
57bd82d4 254 echo "$@"
2ba042a7
MR
255}
256
257die(){
258 echolog "$@"
259 cat <<EOF
d326cf7f 260
2ba042a7
MR
261If you think configure made a mistake, make sure you are using the latest
262version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 263ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 264EOF
e155a21a 265 if disabled logging; then
2ba042a7 266 cat <<EOF
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DB
267Rerun configure with logging enabled (do not use --disable-logging), and
268include the log this produces with your report.
2ba042a7
MR
269EOF
270 else
271cat <<EOF
e155a21a
DB
272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
2ba042a7
MR
274EOF
275 fi
57bd82d4
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
282}
283
4a5444db 284tolower(){
6c6007d6 285 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
286}
287
14a8acf1
MR
288c_escape(){
289 echo "$*" | sed 's/["\\]/\\\0/g'
290}
291
b04251c5
MR
292sh_quote(){
293 v=$(echo "$1" | sed "s/'/'\\\\''/g")
294 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
295 echo "$v"
296}
297
be8f2501
MR
298filter(){
299 pat=$1
300 shift
301 for v; do
98ef6079 302 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
303 done
304}
305
a8d04fba
MR
306set_all(){
307 value=$1
308 shift
309 for var in $*; do
310 eval $var=$value
311 done
312}
313
72a43668
MR
314set_weak(){
315 value=$1
316 shift
317 for var; do
318 eval : \${$var:=$value}
319 done
320}
321
799c9e9b
MR
322pushvar(){
323 for var in $*; do
324 eval level=\${${var}_level:=0}
325 eval ${var}_${level}="\$$var"
326 eval ${var}_level=$(($level+1))
327 done
328}
329
330popvar(){
331 for var in $*; do
332 eval level=\${${var}_level:-0}
333 test $level = 0 && continue
334 eval level=$(($level-1))
335 eval $var="\${${var}_${level}}"
336 eval ${var}_level=$level
337 eval unset ${var}_${level}
338 done
339}
340
a8d04fba
MR
341enable(){
342 set_all yes $*
343}
344
345disable(){
346 set_all no $*
347}
348
72a43668
MR
349enable_weak(){
350 set_weak yes $*
351}
352
353disable_weak(){
354 set_weak no $*
355}
356
72702705
MR
357enable_safe(){
358 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
359}
360
361disable_safe(){
362 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
363}
364
f9d328da
MR
365do_enable_deep(){
366 for var; do
367 enabled $var && continue
368 eval sel="\$${var}_select"
c510c7b5
MR
369 eval sgs="\$${var}_suggest"
370 pushvar var sgs
f9d328da 371 enable_deep $sel
c510c7b5
MR
372 popvar sgs
373 enable_deep_weak $sgs
f9d328da
MR
374 popvar var
375 done
376}
377
378enable_deep(){
379 do_enable_deep $*
380 enable $*
381}
382
72a43668
MR
383enable_deep_weak(){
384 do_enable_deep $*
385 enable_weak $*
386}
387
57bd82d4 388enabled(){
3250003c
MR
389 test "${1#!}" = "$1" && op== || op=!=
390 eval test "x\$${1#!}" $op "xyes"
44161118
MR
391}
392
37970ebf 393disabled(){
3250003c
MR
394 test "${1#!}" = "$1" && op== || op=!=
395 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
396}
397
44161118
MR
398enabled_all(){
399 for opt; do
400 enabled $opt || return 1
401 done
402}
403
85bca2c5
DB
404disabled_all(){
405 for opt; do
406 disabled $opt || return 1
407 done
408}
409
44161118
MR
410enabled_any(){
411 for opt; do
412 enabled $opt && return 0
413 done
414}
415
85bca2c5
DB
416disabled_any(){
417 for opt; do
418 disabled $opt && return 0
419 done
f7b230a7 420 return 1
85bca2c5
DB
421}
422
c9d19248
MR
423set_default(){
424 for opt; do
88268e94 425 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
426 done
427}
428
4a0d6686
AJ
429is_in(){
430 value=$1
431 shift
432 for var in $*; do
433 [ $var = $value ] && return 0
434 done
435 return 1
436}
437
30fd06be
MR
438check_deps(){
439 for cfg; do
3250003c 440 cfg="${cfg#!}"
799c9e9b
MR
441 enabled ${cfg}_checking && die "Circular dependency for $cfg."
442 disabled ${cfg}_checking && continue
443 enable ${cfg}_checking
444
30fd06be
MR
445 eval dep_all="\$${cfg}_deps"
446 eval dep_any="\$${cfg}_deps_any"
7ef3425f 447 eval dep_sel="\$${cfg}_select"
c510c7b5 448 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 449
c510c7b5
MR
450 pushvar cfg dep_all dep_any dep_sel dep_sgs
451 check_deps $dep_all $dep_any $dep_sel $dep_sgs
452 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 453
6a702d4c
MR
454 enabled_all $dep_all || disable $cfg
455 enabled_any $dep_any || disable $cfg
7ef3425f 456 disabled_any $dep_sel && disable $cfg
799c9e9b 457
4ec45764
RP
458 if enabled $cfg; then
459 eval dep_extralibs="\$${cfg}_extralibs"
460 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 461 enable_deep $dep_sel
c510c7b5 462 enable_deep_weak $dep_sgs
4ec45764
RP
463 fi
464
799c9e9b 465 disable ${cfg}_checking
30fd06be
MR
466 done
467}
468
44161118
MR
469print_config(){
470 pfx=$1
471 header=$2
472 makefile=$3
473 shift 3
474 for cfg; do
5e622c40 475 ucname="$(toupper $cfg)"
44161118 476 if enabled $cfg; then
3d907e22 477 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
478 echo "${pfx}${ucname}=yes" >> $makefile
479 else
b250f9c6 480 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
481 fi
482 done
57bd82d4
MR
483}
484
485flags_saved(){
2270b4b2 486 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
487}
488
dcd479c0 489save_flags(){
57bd82d4 490 flags_saved && return
dcd479c0
MR
491 SAVE_CFLAGS="$CFLAGS"
492 SAVE_LDFLAGS="$LDFLAGS"
493 SAVE_extralibs="$extralibs"
494}
495
496restore_flags(){
f5d28d10 497 flags_saved || return
dcd479c0
MR
498 CFLAGS="$SAVE_CFLAGS"
499 LDFLAGS="$SAVE_LDFLAGS"
500 extralibs="$SAVE_extralibs"
501 unset SAVE_CFLAGS
502 unset SAVE_LDFLAGS
503 unset SAVE_extralibs
504}
505
506temp_cflags(){
507 save_flags
508 CFLAGS="$CFLAGS $*"
509}
510
511temp_ldflags(){
512 save_flags
513 LDFLAGS="$LDFLAGS $*"
514}
515
516temp_extralibs(){
517 save_flags
518 extralibs="$extralibs $*"
519}
520
57bd82d4
MR
521append(){
522 var=$1
523 shift
524 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
525 eval "$var=\"\$$var $*\""
526}
527
50a334e4 528add_cppflags(){
caf458dd 529 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
530}
531
57bd82d4 532add_cflags(){
caf458dd 533 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
534}
535
2f2e6c7c 536add_asflags(){
caf458dd 537 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
538}
539
57bd82d4
MR
540add_ldflags(){
541 append LDFLAGS "$@"
542}
543
544add_extralibs(){
545 append extralibs "$@"
546}
547
b0cfb663 548check_cmd(){
b3cb5d51 549 log "$@"
2270b4b2 550 "$@" >> $logfile 2>&1
b0cfb663
MR
551}
552
dcd479c0 553check_cc(){
57bd82d4 554 log check_cc "$@"
2270b4b2 555 cat > $TMPC
720c69da 556 log_file $TMPC
50a334e4 557 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
558}
559
560check_cpp(){
561 log check_cpp "$@"
2270b4b2 562 cat > $TMPC
720c69da 563 log_file $TMPC
9e7f3277 564 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
565}
566
f65883c8
MR
567check_as(){
568 log check_as "$@"
569 cat > $TMPC
570 log_file $TMPC
2f2e6c7c 571 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
572}
573
940f335a
MR
574check_asm(){
575 log check_asm "$@"
576 name="$1"
577 asm="$2"
578 shift 2
49214f61
MR
579 disable $name
580 check_as "$@" <<EOF && enable $name
124c21d7 581void foo(void){ __asm__ volatile($asm); }
940f335a
MR
582EOF
583}
584
304d586d
LM
585check_yasm(){
586 log check_yasm "$@"
587 echo "$1" > $TMPS
588 log_file $TMPS
589 shift 1
590 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
591}
592
dcd479c0 593check_ld(){
57bd82d4 594 log check_ld "$@"
0607887f 595 check_cc || return
3155a644
MR
596 flags=''
597 libs=''
598 for f; do
599 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
600 done
684b28e0 601 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
602}
603
50a334e4
MR
604check_cppflags(){
605 log check_cppflags "$@"
caf458dd
MR
606 set -- $($filter_cppflags "$@")
607 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
608int x;
609EOF
610}
611
dcd479c0 612check_cflags(){
57bd82d4 613 log check_cflags "$@"
caf458dd
MR
614 set -- $($filter_cflags "$@")
615 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
616int x;
617EOF
618}
619
620check_ldflags(){
57bd82d4
MR
621 log check_ldflags "$@"
622 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 623int main(void){ return 0; }
dcd479c0
MR
624EOF
625}
626
627check_header(){
57bd82d4 628 log check_header "$@"
dcd479c0
MR
629 header=$1
630 shift
b77df637
MR
631 disable_safe $header
632 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
633#include <$header>
634int x;
635EOF
636}
637
638check_func(){
57bd82d4 639 log check_func "$@"
dcd479c0
MR
640 func=$1
641 shift
d8bc5f06
MR
642 disable $func
643 check_ld "$@" <<EOF && enable $func
dcd479c0 644extern int $func();
c23a0ac8 645int main(void){ $func(); }
dcd479c0
MR
646EOF
647}
648
2446d3d6
DB
649check_func_headers(){
650 log check_func_headers "$@"
f8d7b072
MR
651 headers=$1
652 func=$2
653 shift 2
654 disable $func
655 incs=""
656 for hdr in $headers; do
657 incs="$incs
658#include <$hdr>"
659 done
cd0d9a9d 660 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 661$incs
d6773f56 662int main(int argc, char **argv){
2b2c2a81 663 return (long) $func;
f8d7b072
MR
664}
665EOF
666}
667
a5344cf7
SS
668check_cpp_condition(){
669 log check_cpp_condition "$@"
670 header=$1
671 condition=$2
672 check_cpp <<EOF
673#include <$header>
674#if !($condition)
675#error "unsatisfied condition: $condition"
676#endif
677EOF
678}
679
57bd82d4
MR
680check_lib(){
681 log check_lib "$@"
682 header="$1"
683 func="$2"
684 shift 2
fcfcde17
MR
685 temp_extralibs "$@"
686 check_header $header && check_func $func && add_extralibs "$@"
687 err=$?
688 restore_flags
689 return $err
57bd82d4
MR
690}
691
f8d7b072
MR
692check_lib2(){
693 log check_lib2 "$@"
694 headers="$1"
695 func="$2"
696 shift 2
697 temp_extralibs "$@"
2446d3d6 698 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
699 err=$?
700 restore_flags
701 return $err
702}
703
dcd479c0 704check_exec(){
2270b4b2 705 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
706}
707
7dfef245 708check_exec_crash(){
5e622c40 709 code=$(cat)
7dfef245
MR
710
711 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
712 # are safe but may not be available everywhere. Thus we use
713 # raise(SIGTERM) instead. The check is run in a subshell so we
714 # can redirect the "Terminated" message from the shell. SIGBUS
715 # is not defined by standard C so it is used conditionally.
716
2270b4b2 717 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
718#include <signal.h>
719static void sighandler(int sig){
720 raise(SIGTERM);
721}
e5af4a11 722int main(void){
7dfef245
MR
723 signal(SIGILL, sighandler);
724 signal(SIGFPE, sighandler);
725 signal(SIGSEGV, sighandler);
726#ifdef SIGBUS
727 signal(SIGBUS, sighandler);
728#endif
729 { $code }
730}
731EOF
732}
733
72be9e73
DY
734check_type(){
735 log check_type "$@"
736 headers=$1
737 type=$2
738 shift 2
739 disable $type
740 incs=""
741 for hdr in $headers; do
742 incs="$incs
743#include <$hdr>"
744 done
745 check_cc "$@" <<EOF && enable $type
746$incs
747$type v;
748EOF
749}
750
57bd82d4
MR
751require(){
752 name="$1"
753 header="$2"
754 func="$3"
755 shift 3
756 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
757}
758
f8d7b072
MR
759require2(){
760 name="$1"
761 headers="$2"
762 func="$3"
763 shift 3
764 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
765}
766
eea50282
MR
767check_foo_config(){
768 cfg=$1
769 pkg=$2
770 header=$3
771 func=$4
772 shift 4
773 disable $cfg
774 check_cmd ${pkg}-config --version
775 err=$?
776 if test "$err" = 0; then
5e622c40
DB
777 temp_cflags $(${pkg}-config --cflags)
778 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
779 check_lib "$@" $header $func && enable $cfg
780 fi
781 return $err
782}
783
f0125de9
MR
784check_host_cc(){
785 log check_host_cc "$@"
786 cat > $TMPC
787 log_file $TMPC
788 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
789}
790
791check_host_cflags(){
792 log check_host_cflags "$@"
793 check_host_cc "$@" <<EOF && append host_cflags "$@"
794int x;
795EOF
796}
797
c505dd31
MR
798apply(){
799 file=$1
800 shift
801 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
802}
803
dcd61286
DB
804# CONFIG_LIST contains configurable options, while HAVE_LIST is for
805# system-dependent things.
806
4a0d6686
AJ
807COMPONENT_LIST="
808 bsfs
809 decoders
810 demuxers
811 encoders
3cde40aa 812 filters
5666fd73 813 hwaccels
c552605c 814 indevs
4a0d6686 815 muxers
c552605c 816 outdevs
4a0d6686
AJ
817 parsers
818 protocols
819"
820
821CONFIG_LIST="
822 $COMPONENT_LIST
e8ed9b7a 823 aandct
f7679c54
VS
824 avfilter
825 avfilter_lavf
c88f5d72
MR
826 avisynth
827 beos_netserver
f402916e 828 bzlib
c73f65d9 829 doc
27a9466b 830 fastdiv
c88f5d72
MR
831 ffmpeg
832 ffplay
833 ffserver
1848f7d9 834 fft
4f034993 835 golomb
c88f5d72 836 gpl
ecfc4f44 837 gprof
d8d0d0b2 838 gray
3abe5fbd 839 hardcoded_tables
c88f5d72 840 ipv6
f7b8bffe 841 libdc1394
690bfceb 842 libdirac
2eed5a46
DB
843 libfaac
844 libfaad
845 libfaadbin
c88f5d72 846 libgsm
6ebe07fb 847 libmp3lame
c88f5d72 848 libnut
0b175caa
DB
849 libopencore_amrnb
850 libopencore_amrwb
9a77d59a 851 libopenjpeg
f7cd9eed 852 libschroedinger
ae14f311 853 libspeex
150d2772 854 libtheora
c88f5d72 855 libvorbis
1cc60c47
DB
856 libx264
857 libxvid
f4d608e3 858 lpc
47a158cb 859 mdct
c88f5d72 860 memalign_hack
a8150374 861 mlib
c88f5d72
MR
862 mpegaudio_hp
863 network
3fe142e2 864 nonfree
8a3c8627 865 pic
4a24ab64 866 postproc
2b4c3615 867 powerpc_perf
68602540 868 rdft
e90f5b5a 869 runtime_cpudetect
2e35e684 870 shared
bd2216e4 871 small
2e35e684 872 static
a9ddb5b1 873 swscale_alpha
17492d5e
DB
874 vaapi
875 vdpau
9cad0e4e 876 version3
56a059ac 877 x11grab
c88f5d72 878 zlib
4a0d6686 879"
c88f5d72 880
8eee7025
DB
881THREADS_LIST='
882 beosthreads
d22e8442 883 os2threads
8eee7025
DB
884 pthreads
885 w32threads
886'
887
3f5b56e5
MR
888ARCH_LIST='
889 alpha
a2fc0f6a 890 arm
fdcd782d
MR
891 avr32
892 avr32_ap
893 avr32_uc
3f5b56e5
MR
894 bfin
895 ia64
896 m68k
897 mips
bae3abb0 898 mips64
3f5b56e5 899 parisc
79cb09b2 900 ppc
34d11b87 901 ppc64
3f5b56e5
MR
902 s390
903 sh4
904 sparc
905 sparc64
906 x86
907 x86_32
908 x86_64
909'
910
911ARCH_EXT_LIST='
1ac9331a 912 altivec
3bf96eec 913 amd3dnow
a1ef9f08 914 amd3dnowext
1ac9331a 915 armv5te
edab3048 916 armv6
ab5cb084 917 armv6t2
f55b299a 918 armvfp
3f5b56e5
MR
919 iwmmxt
920 mmi
921 mmx
d7f0920b 922 mmx2
6b18d278 923 neon
799fde37 924 ppc4xx
1bb04d5a 925 sse
9eeed841 926 ssse3
bd9d34a0 927 vis
3f5b56e5
MR
928'
929
930HAVE_LIST="
931 $ARCH_EXT_LIST
932 $THREADS_LIST
35fd8122 933 alsa_asoundlib_h
3f5b56e5 934 altivec_h
c9fdab0d 935 arpa_inet_h
e7ea5e3d 936 attribute_packed
08a85a59 937 bigendian
6bd859d6 938 bswap
ecf97f22 939 closesocket
1ac9331a 940 cmov
e16e49ac 941 conio_h
c88f5d72 942 dcbzl
f8aa696f
DB
943 dev_bktr_ioctl_bt848_h
944 dev_bktr_ioctl_meteor_h
945 dev_ic_bt8xx_h
946 dev_video_meteor_ioctl_meteor_h
947 dev_video_bktr_ioctl_bt848_h
18b67ae5 948 dlfcn_h
c88f5d72 949 dlopen
bc574408 950 dos_paths
245626d0
DB
951 ebp_available
952 ebx_available
c2a29455 953 fast_64bit
7073e9fc 954 fast_cmov
7b829d2a 955 fast_unaligned
9d99cc5a 956 fork
da9e86f8 957 gethrtime
4e68cb8a 958 GetProcessTimes
66be5b45 959 getrusage
2e1913b1 960 inet_aton
61d251db 961 inline_asm
abfc8d05 962 isatty
9f5ff83f 963 ldbrx
0b4a1821
AS
964 libdc1394_1
965 libdc1394_2
a33cab3a 966 llrint
291fd18a 967 log2
85dd97ad 968 loongson
a33cab3a 969 lrint
c88f5d72 970 lrintf
e4673692 971 lzo1x_999_compress
f8aa696f
DB
972 machine_ioctl_bt848_h
973 machine_ioctl_meteor_h
c88f5d72
MR
974 malloc_h
975 memalign
6ffa87d3 976 mkstemp
b4e806b2 977 pld
1f91cdce 978 posix_memalign
a33cab3a
MK
979 round
980 roundf
c88f5d72
MR
981 sdl
982 sdl_video_size
b507ebd1 983 setmode
72be9e73 984 socklen_t
deb29777 985 soundcard_h
f8cda19e 986 poll_h
b58412f1 987 sys_mman_h
b091aa44 988 sys_resource_h
81644c2e 989 sys_select_h
deb29777 990 sys_soundcard_h
1b6e8b73 991 sys_videoio_h
d3a4b4e0 992 ten_operands
e16e49ac 993 termios_h
b265431e 994 threads
7b04b8a0 995 truncf
ce742de2 996 vfp_args
7c5bfe7a 997 VirtualAlloc
6ff3f3e7 998 winsock2_h
cc078b5d 999 xform_asm
304d586d 1000 yasm
0cb78cef 1001"
44161118 1002
b6bb00b0
MR
1003# options emitted with CONFIG_ prefix but not available on command line
1004CONFIG_EXTRA="
9cad0e4e
DB
1005 gplv3
1006 lgplv3
b6bb00b0
MR
1007"
1008
520cc7f1 1009CMDLINE_SELECT="
3f5b56e5 1010 $ARCH_EXT_LIST
520cc7f1 1011 $CONFIG_LIST
8eee7025 1012 $THREADS_LIST
db6107b6 1013 cross_compile
520cc7f1
MR
1014 debug
1015 extra_warnings
8c6afa4d 1016 logging
d2bbb2f7 1017 optimizations
87a0fb62 1018 stripping
7595a5e4 1019 yasm
520cc7f1 1020"
426be5dc
DB
1021
1022PATHS_LIST='
d156bede 1023 bindir
14a8acf1 1024 datadir
26759c44
MR
1025 incdir
1026 libdir
26759c44
MR
1027 mandir
1028 prefix
1029 shlibdir
426be5dc
DB
1030'
1031
1032CMDLINE_SET="
1033 $PATHS_LIST
1034 arch
313c46a6 1035 as
426be5dc
DB
1036 build_suffix
1037 cc
1038 cpu
1039 cross_prefix
50567afa 1040 dep_cc
ac63af34 1041 extra_version
9da6609f
MR
1042 host_cc
1043 host_cflags
1044 host_ldflags
1045 host_libs
82bb3329 1046 host_os
684b28e0 1047 ld
426be5dc 1048 logfile
89641463 1049 nm
26759c44 1050 source_path
c5200f17
MR
1051 sysinclude
1052 sysroot
a7ada2ba 1053 target_exec
26759c44 1054 target_os
a7ada2ba 1055 target_path
426be5dc 1056"
520cc7f1 1057
89f2932b
MR
1058CMDLINE_APPEND="
1059 extra_cflags
1060"
1061
912f3148
DB
1062# code dependency declarations
1063
9eeed841 1064# architecture extensions
79cb09b2 1065altivec_deps="ppc"
3bf96eec 1066amd3dnow_deps="mmx"
a1ef9f08 1067amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1068armv5te_deps="arm"
1069armv6_deps="arm"
ab5cb084 1070armv6t2_deps="arm"
a2fc0f6a
MR
1071armvfp_deps="arm"
1072iwmmxt_deps="arm"
e241ba14 1073mmi_deps="mips"
9eeed841 1074mmx_deps="x86"
75aa95a6 1075mmx2_deps="mmx"
a2fc0f6a 1076neon_deps="arm"
799fde37 1077ppc4xx_deps="ppc"
75aa95a6
DB
1078sse_deps="mmx"
1079ssse3_deps="sse"
bd9d34a0 1080vis_deps="sparc"
9eeed841 1081
89e053f8 1082need_memalign="altivec neon sse"
6fec122a 1083inline_asm_deps="!tms470"
89e053f8 1084
5666fd73 1085# decoders / encoders / hardware accelerators
f1e94694 1086aac_decoder_select="fft mdct aac_parser"
84c04e25 1087aac_encoder_select="fft mdct"
5b423887 1088ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1089alac_encoder_select="lpc"
47a158cb 1090atrac3_decoder_select="fft mdct"
4f034993 1091cavs_decoder_select="golomb"
47a158cb 1092cook_decoder_select="fft mdct"
2eef7c62 1093cscd_decoder_suggest="zlib"
47a158cb 1094dca_decoder_select="fft mdct"
e8ed9b7a 1095dnxhd_encoder_select="aandct"
2eef7c62 1096dxa_decoder_select="zlib"
baf91bb9 1097eac3_decoder_select="ac3_decoder"
84c04e25 1098eamad_decoder_select="aandct"
e8ed9b7a 1099eatgq_decoder_select="aandct"
d52b39c7 1100eatqi_decoder_select="aandct"
4f034993
MR
1101ffv1_decoder_select="golomb"
1102flac_decoder_select="golomb"
f4d608e3 1103flac_encoder_select="golomb lpc"
2eef7c62
AJ
1104flashsv_decoder_select="zlib"
1105flashsv_encoder_select="zlib"
4414137e 1106flv_decoder_select="h263_decoder"
4d4b4bd1 1107flv_encoder_select="h263_encoder"
e8ed9b7a 1108h261_encoder_select="aandct"
7f647ae0 1109h263_decoder_select="h263_parser"
e8ed9b7a 1110h263_encoder_select="aandct"
ff418735 1111h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1112h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1113h263i_decoder_select="h263_decoder"
fe629c2d 1114h263p_encoder_select="h263_encoder"
4f034993 1115h264_decoder_select="golomb"
ff418735 1116h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1117h264_vaapi_hwaccel_select="vaapi"
711dae77 1118h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1119h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1120imc_decoder_select="fft mdct"
4f034993
MR
1121jpegls_decoder_select="golomb"
1122jpegls_encoder_select="golomb"
e8ed9b7a 1123ljpeg_encoder_select="aandct"
4f034993 1124loco_decoder_select="golomb"
e8ed9b7a 1125mjpeg_encoder_select="aandct"
2cca233b 1126mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1127mpeg1video_encoder_select="aandct"
1128mpeg2video_encoder_select="aandct"
4414137e 1129mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1130mpeg4_encoder_select="h263_encoder"
711dae77 1131mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1132mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1133mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1134mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1135mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1136mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1137mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1138mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1139mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1140mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1141mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1142mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1143msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1144msmpeg4v1_encoder_select="h263_encoder"
4414137e 1145msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1146msmpeg4v2_encoder_select="h263_encoder"
4414137e 1147msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1148msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1149nellymoser_decoder_select="fft mdct"
1150nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1151png_decoder_select="zlib"
1152png_encoder_select="zlib"
63cae55d 1153qdm2_decoder_select="fft mdct rdft"
a8beb22f 1154rv10_decoder_select="h263_decoder"
b2bf38b4 1155rv10_encoder_select="h263_encoder"
a8beb22f 1156rv20_decoder_select="h263_decoder"
b2bf38b4 1157rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1158rv30_decoder_select="golomb"
1159rv40_decoder_select="golomb"
4f034993
MR
1160shorten_decoder_select="golomb"
1161sonic_decoder_select="golomb"
1162sonic_encoder_select="golomb"
1163sonic_ls_encoder_select="golomb"
1164svq3_decoder_select="golomb"
bee2eac5 1165svq3_decoder_suggest="zlib"
4eef77c1 1166theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1167tiff_decoder_suggest="zlib"
1168tiff_encoder_suggest="zlib"
aec09a00 1169truehd_decoder_select="mlp_decoder"
2eef7c62 1170tscc_decoder_select="zlib"
f95bfab0 1171vc1_decoder_select="h263_decoder"
ff418735 1172vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1173vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1174vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1175vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1176vorbis_decoder_select="fft mdct"
1177vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1178vp6a_decoder_select="vp6_decoder"
1179vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1180wmav1_decoder_select="fft mdct"
1181wmav1_encoder_select="fft mdct"
1182wmav2_decoder_select="fft mdct"
1183wmav2_encoder_select="fft mdct"
f95bfab0 1184wmv1_decoder_select="h263_decoder"
665507aa 1185wmv1_encoder_select="h263_encoder"
f95bfab0 1186wmv2_decoder_select="h263_decoder"
1746e2a9 1187wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1188wmv3_decoder_select="vc1_decoder"
1189wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1190wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1191zlib_decoder_select="zlib"
1192zlib_encoder_select="zlib"
1193zmbv_decoder_select="zlib"
1194zmbv_encoder_select="zlib"
30fd06be 1195
28b80940
DB
1196# parsers
1197h264_parser_select="golomb"
1198
f1e94694
DB
1199# bitstream_filters
1200aac_adtstoasc_bsf_select="aac_parser"
1201
912f3148 1202# external libraries
1b71f045 1203libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1204libdirac_encoder_deps="libdirac"
c9171a83 1205libfaac_encoder_deps="libfaac"
69ddbd1d 1206libfaad_decoder_deps="libfaad"
4ec45764 1207libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1208libgsm_decoder_deps="libgsm"
1209libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1210libgsm_ms_decoder_deps="libgsm"
1211libgsm_ms_encoder_deps="libgsm"
1cc60c47 1212libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1213libopencore_amrnb_decoder_deps="libopencore_amrnb"
1214libopencore_amrnb_encoder_deps="libopencore_amrnb"
1215libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1216libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1217libschroedinger_decoder_deps="libschroedinger"
1218libschroedinger_encoder_deps="libschroedinger"
ae14f311 1219libspeex_decoder_deps="libspeex"
150d2772 1220libtheora_encoder_deps="libtheora"
b0caf888 1221libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1222libx264_encoder_deps="libx264"
1223libxvid_encoder_deps="libxvid"
30fd06be 1224
912f3148 1225# demuxers / muxers
03a76ba9 1226ac3_demuxer_deps="ac3_parser"
647c2356 1227asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1228avisynth_demuxer_deps="avisynth"
1229dirac_demuxer_deps="dirac_parser"
5b423887 1230eac3_demuxer_select="ac3_parser"
647c2356 1231ipod_muxer_select="mov_muxer"
4e622dea
SS
1232libnut_demuxer_deps="libnut"
1233libnut_muxer_deps="libnut"
647c2356 1234matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1235matroska_demuxer_suggest="zlib bzlib"
1236mov_demuxer_suggest="zlib"
1237mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1238mp4_muxer_select="mov_muxer"
1239mpegtsraw_demuxer_select="mpegts_demuxer"
1240mxf_d10_muxer_select="mxf_muxer"
1241psp_muxer_select="mov_muxer"
4e622dea
SS
1242rtp_muxer_deps="network rtp_protocol"
1243rtsp_demuxer_deps="sdp_demuxer"
1244sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1245spdif_muxer_select="aac_parser"
647c2356
DB
1246tg2_muxer_select="mov_muxer"
1247tgp_muxer_select="mov_muxer"
6bdaa5f4 1248w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1249
1250# indevs / outdevs
38e54a75
SS
1251alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1252alsa_indev_extralibs="-lasound"
1253alsa_outdev_deps="alsa_asoundlib_h"
1254alsa_outdev_extralibs="-lasound"
1255audio_beos_indev_deps="audio_beos"
1256audio_beos_indev_extralibs="-lmedia -lbe"
1257audio_beos_outdev_deps="audio_beos"
1258audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1259bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1260dv1394_indev_deps="dv1394 dv_demuxer"
1261jack_indev_deps="jack_jack_h"
1262jack_indev_extralibs="-ljack"
1263libdc1394_indev_deps="libdc1394"
38e54a75
SS
1264oss_indev_deps_any="soundcard_h sys_soundcard_h"
1265oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1266v4l_indev_deps="linux_videodev_h"
1267v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1268vfwcap_indev_deps="capCreateCaptureWindow"
1269vfwcap_indev_extralibs="-lvfw32"
1270x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1271x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1272
912f3148 1273# protocols
3fff6382 1274gopher_protocol_deps="network"
c08fb000 1275http_protocol_deps="network"
cbf29889 1276rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1277rtp_protocol_deps="udp_protocol"
1278tcp_protocol_deps="network"
1279udp_protocol_deps="network"
1280
f7679c54 1281# filters
81124ba0 1282movie_filter_deps="avfilter_lavf"
f7679c54 1283
912f3148 1284# programs
fa859b4d 1285ffplay_deps="sdl"
6ad42348 1286ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1287ffserver_extralibs='$ldl'
a2830dca 1288
c73f65d9 1289doc_deps="texi2html"
912f3148 1290
de6d9b64 1291# default parameters
8a608357 1292
2ba042a7 1293logfile="config.err"
8a608357
MR
1294
1295# installation paths
c9d19248
MR
1296prefix_default="/usr/local"
1297bindir_default='${prefix}/bin'
14a8acf1 1298datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1299incdir_default='${prefix}/include'
1300libdir_default='${prefix}/lib'
1301mandir_default='${prefix}/share/man'
1302shlibdir_default="$libdir_default"
8a608357
MR
1303
1304# toolchain
11e6d03a 1305ar="ar"
13c7df3d 1306cc_default="gcc"
a3d7c197 1307cc_version=\"unknown\"
9da6609f 1308host_cc_default="gcc"
11e6d03a 1309ln_s="ln -sf"
89641463 1310nm_default="nm"
11e6d03a 1311objformat="elf"
be7109c1 1312ranlib="ranlib"
0f3cb305 1313strip="strip"
11e6d03a 1314yasmexe="yasm"
8a608357
MR
1315
1316# machine
5e622c40 1317arch=$(uname -m)
38d0a8aa 1318cpu="generic"
8a608357 1319
8a608357 1320# OS
4f854758 1321target_os=$(tolower $(uname -s))
82bb3329 1322host_os=$target_os
8a608357 1323
8a608357 1324# configurable options
497237c7 1325enable debug
c73f65d9 1326enable doc
aa033b1e 1327enable fastdiv
497237c7
RP
1328enable ffmpeg
1329enable ffplay
1330enable ffserver
1331enable ipv6
497237c7
RP
1332enable mpegaudio_hp
1333enable network
8400d6b8 1334enable optimizations
497237c7 1335enable protocols
530dc538 1336enable static
87a0fb62 1337enable stripping
a9ddb5b1 1338enable swscale_alpha
8a608357 1339
8a608357 1340# build settings
9987769a 1341SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1342FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1343LIBPREF="lib"
1344LIBSUF=".a"
c5f14466
RP
1345FULLNAME='$(NAME)$(BUILDSUF)'
1346LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1347SLIBPREF="lib"
1348SLIBSUF=".so"
c5f14466 1349SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1350SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1351SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1352LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1353
7e6c86e6
MR
1354CC_O='-o $@'
1355
f0125de9 1356host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1357host_libs='-lm'
1358
a7ada2ba
MR
1359target_path='.'
1360
0d7dca36
DB
1361# gcc stupidly only outputs the basename of targets with -MM, but we need the
1362# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1363DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1364DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1365
c597172e 1366# find source path
5e622c40 1367source_path="$(dirname "$0")"
497237c7 1368enable source_path_used
24524f36 1369if test -f configure; then
5e622c40 1370 source_path="$(pwd)"
497237c7 1371 disable source_path_used
c597172e 1372else
5e622c40 1373 source_path="$(cd "$source_path"; pwd)"
c597172e 1374 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1375 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1376 test -e "$source_path/config.h" &&
1377 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1378fi
1379
13cbe2c0 1380for v in "$@"; do
b04251c5
MR
1381 r=${v#*=}
1382 l=${v%"$r"}
1383 r=$(sh_quote "$r")
13cbe2c0
MR
1384 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1385done
c597172e 1386
73ef8980
MR
1387find_things(){
1388 thing=$1
1389 pattern=$2
1390 file=$source_path/$3
932ccf39 1391 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1392}
1393
1394ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1395DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1396HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1397PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1398BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1399MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1400DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1401OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1402INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1403PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1404FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1405
7483e694
DB
1406enable $ARCH_EXT_LIST \
1407 $DECODER_LIST \
1408 $ENCODER_LIST \
5666fd73 1409 $HWACCEL_LIST \
7483e694
DB
1410 $PARSER_LIST \
1411 $BSF_LIST \
1412 $DEMUXER_LIST \
1413 $MUXER_LIST \
f7679c54 1414 $FILTER_LIST \
7483e694
DB
1415 $PROTOCOL_LIST \
1416 $INDEV_LIST \
1417 $OUTDEV_LIST \
c597172e
MR
1418
1419die_unknown(){
1420 echo "Unknown option \"$1\"."
1421 echo "See $0 --help for available options."
1422 exit 1
1423}
1424
794f8e97 1425show_list() {
bf0c4afa
RP
1426 suffix=_$1
1427 shift
1428 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1429 exit 0
1430}
1431
c597172e 1432for opt do
7483e694
DB
1433 optval="${opt#*=}"
1434 case "$opt" in
0f010b2f 1435 --extra-ldflags=*) add_ldflags $optval
7483e694 1436 ;;
0f010b2f 1437 --extra-libs=*) add_extralibs $optval
7483e694 1438 ;;
8fb1cb58 1439 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1440 ;;
40bcf4c7
BL
1441 --enable-debug=*) debuglevel="$optval"
1442 ;;
7483e694 1443 --enable-*=*|--disable-*=*)
8b93ddc3 1444 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1445 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1446 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1447 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1448 $action $(filter "$name" $list)
7483e694
DB
1449 ;;
1450 --enable-?*|--disable-?*)
5e622c40 1451 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1452 if is_in $option $COMPONENT_LIST; then
fed5d54b 1453 test $action = disable && action=unset
e3773a55
MR
1454 eval $action \$$(toupper ${option%s})_LIST
1455 elif is_in $option $CMDLINE_SELECT; then
1456 $action $option
1457 else
1458 die_unknown $opt
1459 fi
7483e694
DB
1460 ;;
1461 --list-*)
1462 NAME="${opt#--list-}"
1463 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1464 NAME=${NAME%s}
1465 eval show_list $NAME \$$(toupper $NAME)_LIST
1466 ;;
1467 --help|-h) show_help
1468 ;;
1469 *)
884a36a7 1470 optname="${opt%%=*}"
26759c44
MR
1471 optname="${optname#--}"
1472 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1473 if is_in $optname $CMDLINE_SET; then
1474 eval $optname='$optval'
1475 elif is_in $optname $CMDLINE_APPEND; then
1476 append $optname "$optval"
1477 else
1478 die_unknown $opt
1479 fi
7483e694
DB
1480 ;;
1481 esac
c597172e
MR
1482done
1483
bcea99bb
MR
1484disabled logging && logfile=/dev/null
1485
13cbe2c0 1486echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1487set >> $logfile
1488
9da6609f
MR
1489test -n "$cross_prefix" && enable cross_compile
1490
adb2b908 1491ar="${cross_prefix}${ar}"
11e6d03a 1492cc_default="${cross_prefix}${cc_default}"
20e0ed95 1493nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1494ranlib="${cross_prefix}${ranlib}"
1495strip="${cross_prefix}${strip}"
1496
c5200f17
MR
1497sysinclude_default="${sysroot}/usr/include"
1498
75800dce 1499set_default cc nm sysinclude
9da6609f
MR
1500enabled cross_compile || host_cc_default=$cc
1501set_default host_cc
13c7df3d 1502
82bb3329
MR
1503exesuf() {
1504 case $1 in
1505 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1506 esac
1507}
1508
1509EXESUF=$(exesuf $target_os)
1510HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1511
e4e69e0b 1512# set temporary file name
a49d42c2 1513: ${TMPDIR:=$TEMPDIR}
c51fafa1 1514: ${TMPDIR:=$TMP}
a49d42c2 1515: ${TMPDIR:=/tmp}
e4e69e0b 1516
54460a83
MR
1517if ! check_cmd type mktemp; then
1518 # simple replacement for missing mktemp
1519 # NOT SAFE FOR GENERAL USE
1520 mktemp(){
1521 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1522 }
1523fi
1524
1525tmpfile(){
1526 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1527 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1528 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1529 append TMPFILES $tmp
1530 eval $1=$tmp
1531}
1532
1533trap 'rm -f -- $TMPFILES' EXIT
1534trap exit HUP INT TERM
1535
1536tmpfile TMPC .c
1537tmpfile TMPE $EXESUF
1538tmpfile TMPH .h
1539tmpfile TMPO .o
1540tmpfile TMPS .S
1541tmpfile TMPSH .sh
1542
1543unset -f mktemp
e4e69e0b 1544
993f2d0f
MR
1545# make sure we can execute files in $TMPDIR
1546cat > $TMPSH 2>> $logfile <<EOF
1547#! /bin/sh
1548EOF
1549chmod +x $TMPSH >> $logfile 2>&1
1550if ! $TMPSH >> $logfile 2>&1; then
1551 cat <<EOF
1552Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1553variable to another directory and make sure that it is not mounted noexec.
1554EOF
1555 die "Sanity test failed."
1556fi
993f2d0f 1557
19b4c628
MR
1558filter_cflags=echo
1559filter_cppflags=echo
1560filter_asflags=echo
1561
8f0c157a 1562if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1563 cc_type=gcc
a3d7c197 1564 cc_version=__VERSION__
aef6bd1b
MR
1565 if ! $cc -dumpversion | grep -q '^2\.'; then
1566 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1567 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1568 fi
629687f6
MR
1569elif $cc --version 2>/dev/null | grep -q Intel; then
1570 cc_type=icc
6e3fa35d 1571 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1572 CC_DEPFLAGS='-MMD'
1573 AS_DEPFLAGS='-MMD'
629687f6
MR
1574elif $cc -v 2>&1 | grep -q xlc; then
1575 cc_type=xlc
6e3fa35d 1576 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1577elif $cc -V 2>/dev/null | grep -q Compaq; then
1578 cc_type=ccc
6e3fa35d 1579 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1580 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1581 debuglevel=3
df442a8d 1582 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1583elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1584 test -d "$sysroot" || die "No valid sysroot specified."
1585 cc_type=armcc
6e3fa35d 1586 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1587 armcc_conf="$PWD/armcc.conf"
1588 $cc --arm_linux_configure \
1589 --arm_linux_config_file="$armcc_conf" \
1590 --configure_sysroot="$sysroot" \
1591 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1592 die "Error creating armcc configuration file."
1593 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1594 as_default="${cross_prefix}gcc"
07dec06e
MR
1595 CC_DEPFLAGS='-MMD'
1596 AS_DEPFLAGS='-MMD'
6fec122a
MR
1597elif $cc -version 2>/dev/null | grep -q TMS470; then
1598 cc_type=tms470
6e3fa35d 1599 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1600 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1601 CC_O='-fr=$(@D)'
1602 as_default="${cross_prefix}gcc"
1603 ld_default="${cross_prefix}gcc"
6fec122a
MR
1604 TMPO=$(basename $TMPC .c).o
1605 append TMPFILES $TMPO
1606 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1607 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1608 AS_DEPFLAGS='-MMD'
6fec122a
MR
1609 filter_cflags=tms470_flags
1610 tms470_flags(){
1611 for flag; do
1612 case $flag in
1613 -march=*|-mcpu=*)
1614 case "${flag#*=}" in
1615 armv7-a|cortex-a*) echo -mv=7a8 ;;
1616 armv7-r|cortex-r*) echo -mv=7r4 ;;
1617 armv7-m|cortex-m*) echo -mv=7m3 ;;
1618 armv6*|arm11*) echo -mv=6 ;;
1619 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1620 echo -mv=5e ;;
1621 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1622 esac
1623 ;;
1624 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1625 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1626 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1627 -Os) echo -O3 -mf=2 ;;
1628 -O[0-3]) echo $flag -mf=5 ;;
1629 -g) echo -g -mn ;;
1630 esac
1631 done
1632 }
06da6943
DC
1633elif $cc -v 2>&1 | grep -q clang; then
1634 cc_type=clang
1635 cc_version=__VERSION__
1636 CC_DEPFLAGS='-MMD'
1637 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1638elif $cc -V 2>&1 | grep -q Sun; then
1639 cc_type=suncc
1640 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1641 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1642 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1643 filter_cflags=suncc_flags
1644 suncc_flags(){
1645 for flag; do
1646 case $flag in
1647 -march=*|-mcpu=*)
1648 case "${flag#*=}" in
1649 native) echo -xtarget=native ;;
1650 v9) echo -xarch=sparc ;;
1651 ultrasparc) echo -xarch=sparcvis ;;
1652 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1653 i586|pentium) echo -xchip=pentium ;;
1654 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1655 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1656 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1657 pentium4*) echo -xtarget=pentium4 ;;
1658 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1659 *-sse3) echo -xarch=sse3 ;;
1660 core2) echo -xarch=ssse3 -xchip=core2 ;;
1661 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1662 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1663 k8|opteron|athlon64|athlon-fx)
1664 echo -xarch=sse2a ;;
1665 athlon*) echo -xarch=pentium_proa ;;
1666 esac
1667 ;;
1668 -std=c99) echo -xc99 ;;
1669 -fomit-frame-pointer) echo -xregs=frameptr ;;
1670 -fPIC) echo -KPIC -xcode=pic32 ;;
1671 -Os) echo -O5 -xspace ;;
1672 -W*,*) echo $flag ;;
1673 -f*-*|-W*) ;;
1674 *) echo $flag ;;
1675 esac
1676 done
1677 }
629687f6
MR
1678fi
1679
1680test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1681
75bafbac 1682: ${as_default:=$cc}
50567afa 1683: ${dep_cc_default:=$cc}
684b28e0 1684: ${ld_default:=$cc}
50567afa 1685set_default as dep_cc ld
75800dce 1686
07dec06e
MR
1687test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1688test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1689
7f32f40c 1690add_cflags $extra_cflags
2f2e6c7c 1691add_asflags $extra_cflags
7f32f40c 1692
154d432c
MR
1693if test -n "$sysroot"; then
1694 case "$cc_type" in
1695 gcc)
467256f2 1696 add_cppflags --sysroot="$sysroot"
154d432c
MR
1697 add_ldflags --sysroot="$sysroot"
1698 ;;
6fec122a
MR
1699 tms470)
1700 add_cppflags -I"$sysinclude"
1701 add_ldflags --sysroot="$sysroot"
1702 ;;
06da6943
DC
1703 clang)
1704 add_cppflags -isysroot="$sysroot"
1705 add_ldflags -isysroot="$sysroot"
1706 ;;
154d432c
MR
1707 esac
1708fi
1709
d22c13a8
MR
1710if test "$cpu" = host; then
1711 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1712
1713 case "$cc_type" in
1714 gcc)
1715 check_native(){
1716 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1717 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1718 }
1719 cpu=$(check_native -march || check_native -mcpu)
1720 ;;
1721 esac
1722
1723 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1724fi
1725
df5cdc24
MR
1726# Add processor-specific flags
1727case $cpu in
1728 601|ppc601|PowerPC601)
1729 cpuflags="-mcpu=601"
1730 ;;
1731 603*|ppc603*|PowerPC603*)
1732 cpuflags="-mcpu=603"
1733 ;;
1734 604*|ppc604*|PowerPC604*)
1735 cpuflags="-mcpu=604"
1736 ;;
1737 G3|g3|75*|ppc75*|PowerPC75*)
1738 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1739 ;;
1740 G4|g4|745*|ppc745*|PowerPC745*)
1741 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1742 ;;
1743 74*|ppc74*|PowerPC74*)
1744 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1745 ;;
1746 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1747 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1748 ;;
1749 Cell|CELL|cell)
1750 cpuflags="-mcpu=cell"
1751 enable ldbrx
1752 ;;
1753 # targets that do NOT support conditional mov (cmov)
1754 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1755 cpuflags="-march=$cpu"
1756 disable cmov
1757 ;;
1758 # targets that do support conditional mov (cmov)
d3ee7715 1759 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1760 cpuflags="-march=$cpu"
1761 enable cmov
1762 enable fast_cmov
1763 ;;
1764 # targets that do support conditional mov but on which it's slow
1765 pentium4|pentium4m|prescott|nocona)
1766 cpuflags="-march=$cpu"
1767 enable cmov
1768 disable fast_cmov
1769 ;;
1770 sparc64)
1771 cpuflags="-mcpu=v9"
1772 ;;
1773 arm11*|cortex*)
1774 cpuflags="-mcpu=$cpu"
1775 enable fast_unaligned
1776 ;;
1777 armv[67]*)
1778 cpuflags="-march=$cpu"
1779 enable fast_unaligned
1780 ;;
1781 armv*)
1782 cpuflags="-march=$cpu"
1783 ;;
1784 arm*)
1785 cpuflags="-mcpu=$cpu"
1786 ;;
1787 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1788 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1789 ;;
1790 bf*)
1791 cpuflags="-mcpu=$cpu"
1792 ;;
1793 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1794 cpuflags="-march=$cpu"
1795 ;;
fdcd782d
MR
1796 ap7[02]0[0-2])
1797 subarch="avr32_ap"
1798 cpuflags="-mpart=$cpu"
1799 ;;
1800 ap)
1801 subarch="avr32_ap"
1802 cpuflags="-march=$cpu"
1803 ;;
1804 uc3[ab]*)
1805 subarch="avr32_uc"
1806 cpuflags="-mcpu=$cpu"
1807 ;;
1808 uc)
1809 subarch="avr32_uc"
1810 cpuflags="-march=$cpu"
1811 ;;
df5cdc24
MR
1812 generic)
1813 ;;
1814 *)
1815 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1816 ;;
1817esac
1818
1819add_cflags $cpuflags
1820add_asflags $cpuflags
1821
993f2d0f
MR
1822# compiler sanity check
1823check_exec <<EOF
1824int main(void){ return 0; }
1825EOF
1826if test "$?" != 0; then
1827 echo "$cc is unable to create an executable file."
1828 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1829 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1830 echo "Only do this if you know what cross compiling means."
1831 fi
1832 die "C compiler test failed."
1833fi
1834
38a9c529 1835add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1836check_cflags -std=c99
50a334e4 1837check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1838#include <stdlib.h>
1839EOF
50a334e4 1840check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1841#include <stdlib.h>
1842EOF
e9b9a2f8 1843
f0125de9
MR
1844check_host_cflags -std=c99
1845
b24dbcbd 1846case "$arch" in
b24dbcbd
RP
1847 alpha)
1848 arch="alpha"
1849 enable fast_64bit
c0a02a3e 1850 check_cflags -mieee
8a3c8627 1851 spic=$shared
b24dbcbd 1852 ;;
cfdb6148
MR
1853 arm|armv[4567]*l)
1854 arch="arm"
b24dbcbd 1855 ;;
f4870943
MR
1856 avr32)
1857 ;;
cfdb6148
MR
1858 bfin)
1859 arch="bfin"
1860 ;;
1861 ia64)
1862 arch="ia64"
b24dbcbd 1863 enable fast_64bit
8a3c8627 1864 spic=$shared
0956bc9b 1865 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1866 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1867 ;;
1868 m68k)
1869 arch="m68k"
b24dbcbd 1870 ;;
de3a1240 1871 mips|mipsel|IP*)
b24dbcbd 1872 arch="mips"
8a3c8627 1873 spic=$shared
b24dbcbd 1874 ;;
de3a1240
DB
1875 mips64)
1876 arch="mips"
bae3abb0 1877 subarch="mips64"
de3a1240 1878 enable fast_64bit
8a3c8627 1879 spic=$shared
de3a1240 1880 ;;
61597a98 1881 parisc|hppa)
b24dbcbd 1882 arch="parisc"
8a3c8627 1883 spic=$shared
b24dbcbd 1884 ;;
61597a98 1885 parisc64|hppa64)
b24dbcbd
RP
1886 arch="parisc"
1887 enable fast_64bit
8a3c8627 1888 spic=$shared
b24dbcbd 1889 ;;
cfdb6148
MR
1890 "Power Macintosh"|ppc|powerpc)
1891 arch="ppc"
1892 enable fast_unaligned
1893 ;;
1894 ppc64)
1895 arch="ppc"
34d11b87 1896 subarch="ppc64"
cfdb6148
MR
1897 enable fast_64bit
1898 enable fast_unaligned
1899 ;;
b24dbcbd
RP
1900 s390|s390x)
1901 arch="s390"
1902 ;;
cfdb6148
MR
1903 sh4|sh)
1904 arch="sh4"
b24dbcbd 1905 ;;
cfdb6148
MR
1906 sparc)
1907 arch="sparc"
8a3c8627 1908 spic=$shared
cfdb6148
MR
1909 ;;
1910 sun4u|sparc64)
1911 arch="sparc"
1912 subarch="sparc64"
b24dbcbd 1913 enable fast_64bit
8a3c8627 1914 spic=$shared
b24dbcbd 1915 ;;
de27f4d9 1916 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1917 arch="x86"
1918 subarch="x86_32"
1919 enable fast_unaligned
8a3c8627 1920 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1921 int test[(int)sizeof(char*) - 7];
cfdb6148 1922EOF
de27f4d9
DC
1923 if test "$subarch" = "x86_64"; then
1924 enable cmov
1925 enable fast_cmov
1926 fi
b24dbcbd
RP
1927 ;;
1928 *)
1929 arch="unknown"
1930 ;;
1931esac
1932
62045d48 1933enable $arch $subarch
8a3c8627 1934enabled spic && enable pic
5755bc88 1935check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1936
7483e694 1937# OS specific
4f854758 1938case $target_os in
7483e694 1939 beos|haiku|zeta)
c9d19248 1940 prefix_default="$HOME/config"
7483e694 1941 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1942 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1943 case "$gcc_version" in
1944 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1945 disable mmx
1946 ;;
1947 *20010315*) echo "BeBits gcc"
0f010b2f 1948 add_cflags -fno-expensive-optimizations
7483e694
DB
1949 ;;
1950 esac
7483e694
DB
1951 SHFLAGS=-nostart
1952 # enable BeOS things
1953 enable audio_beos
1954 # no need for libm, but the inet stuff
1955 # Check for BONE
1956 # XXX: actually should check for NOT net_server
78fe7631 1957 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1958 network_extralibs="-lbind -lsocket"
1959 else
1960 enable beos_netserver
1961 network_extralibs="-lnet"
1962 fi ;;
1963 sunos)
1964 FFSERVERLDFLAGS=""
9987769a 1965 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1966 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1967 network_extralibs="-lsocket -lnsl"
50a334e4 1968 add_cppflags -D__EXTENSIONS__
7483e694
DB
1969 ;;
1970 netbsd)
07a8eef6
MR
1971 oss_indev_extralibs="-lossaudio"
1972 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1973 ;;
1974 openbsd)
89e053f8 1975 enable malloc_aligned
7c4a001a
MR
1976 # On OpenBSD 4.5. the compiler does not use PIC unless
1977 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1978 # however the generated executable will not do anything
1979 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1980 # Thus explicitly enable PIC here.
cd78208b 1981 enable pic
7483e694 1982 SHFLAGS='-shared'
07a8eef6
MR
1983 oss_indev_extralibs="-lossaudio"
1984 oss_outdev_extralibs="-lossaudio"
7483e694 1985 ;;
90b4f091 1986 freebsd|dragonfly)
89e053f8 1987 enable malloc_aligned
7483e694
DB
1988 ;;
1989 bsd/os)
1990 osextralibs="-lpoll -lgnugetopt"
1991 strip="strip -d"
1992 ;;
1993 darwin)
89e053f8 1994 enable malloc_aligned
0138c54e 1995 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1996 strip="strip -x"
1997 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1998 SLIBSUF=".dylib"
1999 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2000 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2001 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2002 objformat="macho"
1b0f6fb8 2003 enabled x86_64 && objformat="macho64"
8dfa86f7 2004 enabled_any pic shared ||
2704bd1a 2005 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2006 ;;
2007 mingw32*)
9d3f4f50 2008 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2009 disable network
2010 else
2011 target_os=mingw32
2012 fi
dcc01c06 2013 LIBTARGET=i386
1fc9fb8a 2014 if enabled x86_64; then
89e053f8 2015 enable malloc_aligned
dcc01c06 2016 LIBTARGET=x64
336cc1b0
MS
2017 elif enabled arm; then
2018 LIBTARGET=arm
dcc01c06 2019 fi
fbd971a4 2020 shlibdir_default="$bindir_default"
7483e694
DB
2021 disable ffserver
2022 SLIBPREF=""
2023 SLIBSUF=".dll"
7483e694
DB
2024 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2025 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2026 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2027 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2028 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2029 install -d "$(LIBDIR)"; \
2030 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2031 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2032 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2033 objformat="win32"
bc574408 2034 enable dos_paths
1894e741 2035 check_cflags -fno-common
b1549d61 2036 if ! enabled x86_64; then
f7ad5aa2
RP
2037 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2038 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2039 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2040 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2041 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2042 fi
7483e694
DB
2043 ;;
2044 cygwin*)
4f854758 2045 target_os=cygwin
fbd971a4 2046 shlibdir_default="$bindir_default"
7483e694
DB
2047 SLIBPREF="cyg"
2048 SLIBSUF=".dll"
2049 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2050 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2051 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2052 objformat="win32"
bc574408 2053 enable dos_paths
1894e741 2054 check_cflags -fno-common
7483e694 2055 ;;
4f365f37 2056 *-dos|freedos|opendos)
fdf11906 2057 disable ffplay ffserver
4f365f37
MK
2058 disable $INDEV_LIST $OUTDEV_LIST
2059 network_extralibs="-lsocket"
ff1c015d 2060 objformat="coff"
bc574408 2061 enable dos_paths
4f365f37 2062 ;;
7483e694 2063 linux)
7483e694
DB
2064 enable dv1394
2065 ;;
2066 irix*)
4f854758 2067 target_os=irix
7483e694
DB
2068 ranlib="echo ignoring ranlib"
2069 ;;
d22e8442 2070 os/2*)
d22e8442
DY
2071 strip="lxlite"
2072 ln_s="cp -f"
d22e8442 2073 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2074 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2075 FFSERVERLDFLAGS=""
287d3b13 2076 LIBSUF="_s.a"
d22e8442
DY
2077 SLIBPREF=""
2078 SLIBSUF=".dll"
2079 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2080 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2081 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2082 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2083 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2084 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2085 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2086 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2087 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2088 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2089 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2090 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2091 enable dos_paths
d22e8442 2092 ;;
83993c1c
AM
2093 gnu/kfreebsd)
2094 ;;
34e82167 2095 gnu)
34e82167 2096 ;;
d22e8442 2097
7483e694 2098 *)
4f924f9a 2099 die "Unknown OS '$target_os'."
7483e694
DB
2100 ;;
2101esac
2102
c9d19248
MR
2103set_default $PATHS_LIST
2104
c597172e 2105add_extralibs $osextralibs
de6d9b64 2106
28d8e661
DB
2107# Combine FFLDFLAGS and the LDFLAGS environment variable.
2108LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2109
320d060a 2110# we need to build at least one lib type
93b3c083 2111if ! enabled_any static shared; then
320d060a
DB
2112 cat <<EOF
2113At least one library type must be built.
2114Specify --enable-static to build the static libraries or --enable-shared to
2115build the shared libraries as well. To only build the shared libraries specify
2116--disable-static in addition to --enable-shared.
2117EOF
2118 exit 1;
2119fi
2120
abc4e572 2121disabled static && LIBNAME=""
2a320695 2122
a2234ceb
RP
2123if enabled_any libfaad libfaadbin ; then
2124 if check_header faad.h; then
295b8c70 2125 check_cc <<EOF
a2234ceb
RP
2126#include <faad.h>
2127#ifndef FAAD2_VERSION
2128ok faad1
2129#endif
db817cf3 2130int main(void) { return 0; }
a2234ceb
RP
2131EOF
2132 test $? = 0 && enable libfaad2
2133 else
ff3dac65 2134 die "FAAD test failed."
a2234ceb
RP
2135 fi
2136fi
2137
2138
2184c6f7 2139die_license_disabled() {
4c27207c 2140 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2141}
2142
2143die_license_disabled gpl libfaad2
2144die_license_disabled gpl libx264
2145die_license_disabled gpl libxvid
2146die_license_disabled gpl postproc
2147die_license_disabled gpl x11grab
2148
2f7ae63b 2149die_license_disabled nonfree libfaac
b2e3c528 2150
0b175caa
DB
2151die_license_disabled version3 libopencore_amrnb
2152die_license_disabled version3 libopencore_amrwb
2153
9cad0e4e 2154enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2155
9eeed841 2156check_deps $ARCH_EXT_LIST
0f3cb305 2157
40617a6d 2158disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2159
e276d9e8
MR
2160enable_pic() {
2161 enable pic
bce7b696
MR
2162 add_cppflags -DPIC
2163 add_cflags -fPIC
2164 add_asflags -fPIC
e276d9e8
MR
2165}
2166
2167enabled pic && enable_pic
bce7b696 2168
b4d96ba2
MR
2169check_cc <<EOF || die "Symbol mangling check failed."
2170int ff_extern;
2171EOF
2f05d9c1 2172sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2173extern_prefix=${sym%%ff_extern*}
2174
f65883c8
MR
2175check_cc <<EOF && enable inline_asm
2176void foo(void) { __asm__ volatile ("" ::); }
2177EOF
61d251db 2178
df5e3978
MR
2179_restrict=
2180for restrict_keyword in restrict __restrict__ __restrict; do
2181 check_cc <<EOF && _restrict=$restrict_keyword && break
2182void foo(char * $restrict_keyword p);
2183EOF
2184done
2185
2186check_cc <<EOF && enable attribute_packed
2187struct { int x; } __attribute__((packed)) x;
2188EOF
2189
2190check_cc <<EOF || die "endian test failed"
2191unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2192EOF
2193od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2194
fa0912fe 2195if enabled arm; then
e45391bb 2196
50fa82e6
MR
2197 check_cflags -marm
2198
fa0912fe
MR
2199 check_ld <<EOF && enable vfp_args
2200__asm__ (".eabi_attribute 28, 1");
2201int main(void) { return 0; }
2202EOF
2203
2204 # We have to check if pld is a nop and disable it.
2205 check_asm pld '"pld [r0]"'
2206
2207 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2208 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2209 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2210 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2211 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2212 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2213
e276d9e8
MR
2214 enabled_all armv6t2 shared !pic && enable_pic
2215
fa0912fe 2216elif enabled mips; then
e45391bb 2217
fa0912fe
MR
2218 check_asm loongson '"dmult.g $1, $2, $3"'
2219 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2220
fa0912fe 2221elif enabled ppc; then
e45391bb 2222
fa0912fe
MR
2223 check_asm dcbzl '"dcbzl 0, 1"'
2224 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2225 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2226
2227 # AltiVec flags: The FSF version of GCC differs from the Apple version
2228 if enabled altivec; then
2229 check_cflags -maltivec -mabi=altivec &&
2230 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2231 check_cflags -faltivec
2232
2233 # check if our compiler supports Motorola AltiVec C API
2234 check_cc <<EOF || disable altivec
2235$inc_altivec_h
2236int main(void) {
2237 vector signed int v1, v2, v3;
2238 v1 = vec_add(v2,v3);
2239 return 0;
2240}
2241EOF
2242
2243 # check if our compiler supports braces for vector declarations
2244 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2245$inc_altivec_h
2246int main (void) { (vector int) {1}; return 0; }
2247EOF
2248 fi
e45391bb 2249
fa0912fe 2250elif enabled sparc; then
e45391bb 2251
fa0912fe
MR
2252 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2253 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2254
fa0912fe 2255elif enabled x86; then
e45391bb 2256
44965991
PI
2257 # check whether EBP is available on x86
2258 # As 'i' is stored on the stack, this program will crash
2259 # if the base pointer is used to access it because the
2260 # base pointer is cleared in the inline assembly code.
7dfef245 2261 check_exec_crash <<EOF && enable ebp_available
44965991 2262 volatile int i=0;
be449fca 2263 __asm__ volatile (
44965991
PI
2264 "xorl %%ebp, %%ebp"
2265 ::: "%ebp");
2266 return i;
44965991
PI
2267EOF
2268
f494213c 2269 # check whether EBX is available on x86
7cee5421
MR
2270 check_asm ebx_available '""::"b"(0)' &&
2271 check_asm ebx_available '"":::"%ebx"'
8e380710 2272
d3a4b4e0
DB
2273 # check whether more than 10 operands are supported
2274 check_cc <<EOF && enable ten_operands
2275int main(void) {
2276 int x=0;
2277 __asm__ volatile(
2278 ""
2279 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2280 );
2281 return 0;
2282}
2283EOF
2284
d7f0920b 2285 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2286 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2287 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2288
2289 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2290
d52481b9 2291 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2292 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2293 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2294 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2295 case "$objformat" in
2296 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2297 esac
7595a5e4 2298 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2299
44965991
PI
2300fi
2301
a98bb16d
RP
2302if check_func dlopen; then
2303 ldl=
2304elif check_func dlopen -ldl; then
2305 ldl=-ldl
8bf5d58f
MN
2306fi
2307
75ecf149
DB
2308# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2309check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2310
7483e694
DB
2311check_func fork
2312check_func gethrtime
2313check_func getrusage
094c09bb 2314check_func inet_aton $network_extralibs
abfc8d05 2315check_func isatty
7483e694
DB
2316check_func memalign
2317check_func mkstemp
1f91cdce 2318check_func posix_memalign
b507ebd1 2319check_func_headers io.h setmode
e4673692 2320check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2321check_func_headers windows.h GetProcessTimes
7c5bfe7a 2322check_func_headers windows.h VirtualAlloc
6ffa87d3 2323
e16e49ac 2324check_header conio.h
a98bb16d
RP
2325check_header dlfcn.h
2326check_header malloc.h
bf6ce82d 2327check_header poll.h
b58412f1 2328check_header sys/mman.h
b091aa44 2329check_header sys/resource.h
bf6ce82d 2330check_header sys/select.h
a98bb16d 2331check_header termios.h
272081b0
CEH
2332check_header vdpau/vdpau.h
2333check_header vdpau/vdpau_x11.h
68178ca9 2334check_header X11/extensions/XvMClib.h
a98bb16d 2335
89e053f8
MR
2336if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2337 enabled_any $need_memalign ; then
1f91cdce 2338 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2339fi
e16e49ac 2340
a4fa192c 2341disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2342disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2343
2344# check for some common methods of building with pthread support
2345# do this before the optional library checks as some of them require pthreads
2346if enabled pthreads; then
9e7fd101
MR
2347 if check_func pthread_create; then
2348 :
2349 elif check_func pthread_create -pthread; then
2350 add_cflags -pthread
afc9aee2 2351 add_extralibs -pthread
9e7fd101
MR
2352 elif check_func pthread_create -pthreads; then
2353 add_cflags -pthreads
afc9aee2 2354 add_extralibs -pthreads
8d94f606
GT
2355 elif check_func pthread_create -lpthreadGC2; then
2356 add_extralibs -lpthreadGC2
9e7fd101
MR
2357 elif ! check_lib pthread.h pthread_create -lpthread; then
2358 die "ERROR: can't find pthreads library"
2359 fi
57bd82d4
MR
2360fi
2361
8eee7025 2362for thread in $THREADS_LIST; do
e5f94c2b 2363 if enabled $thread; then
3ae3b721
RP
2364 test -n "$thread_type" &&
2365 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2366 thread_type="$thread"
e5f94c2b
RP
2367 fi
2368done
2369
fdf88598 2370check_lib math.h sin -lm
ff418735 2371check_lib va/va.h vaInitialize -lva
fdf88598 2372
ad420e25
MR
2373check_func llrint
2374check_func log2
2375check_func lrint
2376check_func lrintf
2377check_func round
2378check_func roundf
2379check_func truncf
f32adb22 2380
57bd82d4 2381# these are off by default, so fail if requested and not available
79fda097 2382enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2383enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2384 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2385 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2386enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2387enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2388enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2389enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2390enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2391enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2392enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2393enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2394enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2395 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2396enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2397enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2398enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2399enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2400 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2401 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2402enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2403enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2404
0b4a1821
AS
2405# libdc1394 check
2406if enabled libdc1394; then
2407 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2408 enable libdc1394_2; } ||
2409 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2410 enable libdc1394_1; } ||
2411 die "ERROR: No version of libdc1394 found "
2412fi
2413
497237c7
RP
2414disable sdl_too_old
2415disable sdl
6a1a892f 2416SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2417if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2418 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2419 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2420 temp_cflags $sdl_cflags
b4f93564 2421 temp_extralibs $sdl_libs
1ca5d97f 2422 if check_lib2 SDL.h SDL_Init; then
5e622c40 2423 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2424 if test "$_sdlversion" -lt 121 ; then
497237c7 2425 enable sdl_too_old
dcd479c0 2426 else
497237c7 2427 enable sdl
225e21ef 2428 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2429#include <SDL.h>
d6773f56 2430int main(int argc, char **argv){
29f3b38a
MR
2431 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2432 int w = vi->current_w;
2433 return 0;
2434}
2435EOF
dcd479c0
MR
2436 fi
2437 fi
29f3b38a 2438 restore_flags
c3f6b472 2439fi
57bd82d4 2440
2270b4b2 2441texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2442
73b46a95 2443if enabled network; then
96000432 2444 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2445 # Prefer arpa/inet.h over winsock2
2446 if check_header arpa/inet.h ; then
2447 check_func closesocket
2448 elif check_header winsock2.h ; then
f4c13872
MS
2449 check_func_headers winsock2.h closesocket -lws2 && \
2450 network_extralibs="-lws2" || \
2451 { check_func_headers winsock2.h closesocket -lws2_32 && \
2452 network_extralibs="-lws2_32"; }
72be9e73 2453 check_type ws2tcpip.h socklen_t
28c9f069
MK
2454 else
2455 disable network
73b46a95
RP
2456 fi
2457fi
2458
b6f3d925 2459enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2460#include <sys/types.h>
2461#include <sys/socket.h>
2462#include <netinet/in.h>
2463#include <netdb.h>
db817cf3 2464int main(void) {
7483e694
DB
2465 struct sockaddr_storage saddr;
2466 struct ipv6_mreq mreq6;
2467 getaddrinfo(0,0,0,0);
2468 getnameinfo(0,0,0,0,0,0,0);
2469 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2470}
2471EOF
2472
06e31011
RP
2473check_header linux/videodev.h
2474check_header linux/videodev2.h
1b6e8b73 2475check_header sys/videoio.h
47f38850 2476
2446d3d6 2477check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2478
f8aa696f 2479# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2480{ check_header dev/bktr/ioctl_meteor.h &&
2481 check_header dev/bktr/ioctl_bt848.h; } ||
2482{ check_header machine/ioctl_meteor.h &&
2483 check_header machine/ioctl_bt848.h; } ||
2484{ check_header dev/video/meteor/ioctl_meteor.h &&
2485 check_header dev/video/bktr/ioctl_bt848.h; } ||
2486check_header dev/ic/bt8xx.h
f8aa696f 2487
c7682de0
RP
2488check_header sys/soundcard.h
2489check_header soundcard.h
deb29777 2490
b6f3d925 2491enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2492
0e57fe17 2493enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2494
56a059ac 2495enabled x11grab &&
f58f4ce1
GP
2496check_header X11/Xlib.h &&
2497check_header X11/extensions/XShm.h &&
0a045661 2498check_header X11/extensions/Xfixes.h &&
f58f4ce1 2499check_func XOpenDisplay -lX11 &&
781c1aa6
R
2500check_func XShmCreateImage -lX11 -lXext &&
2501check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2502
68d7cb0b 2503enabled vdpau_vdpau_h &&
deda2a4a
AC
2504check_cpp_condition \
2505 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2506 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2507 disable vdpau; }
deda2a4a 2508
95e561ec 2509enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2510
2511# add some useful compiler flags if supported
2512check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2513check_cflags -Wall
2514check_cflags -Wno-switch
c07bd6a9
MN
2515check_cflags -Wdisabled-optimization
2516check_cflags -Wpointer-arith
2517check_cflags -Wredundant-decls
cc1fb623 2518check_cflags -Wno-pointer-sign
f4929996 2519check_cflags -Wcast-qual
9aceb3cf 2520check_cflags -Wwrite-strings
652a5bf6 2521check_cflags -Wtype-limits
764551c6 2522check_cflags -Wundef
5af4e0cc 2523enabled extra_warnings && check_cflags -Winline
cf9d24ad 2524
57bd82d4 2525# add some linker flags
5c0e9479 2526check_ldflags -Wl,--warn-common
8351d2ba
DB
2527check_ldflags -Wl,--as-needed
2528check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2529check_ldflags -Wl,-Bsymbolic
94a3401e 2530
bd2216e4
MR
2531if enabled small; then
2532 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2533 optimizations="small"
2534elif enabled optimizations; then
629687f6 2535 if enabled xlc; then
0f010b2f
DB
2536 add_cflags -O5
2537 add_ldflags -O5
03279bbe
MK
2538 elif enabled suncc; then
2539 add_cflags -O5
df442a8d
MR
2540 elif enabled ccc; then
2541 add_cflags -fast
cf9d24ad 2542 else
0f010b2f 2543 add_cflags -O3
cf9d24ad 2544 fi
cddf3f45 2545fi
11fdbc44 2546check_cflags -fno-math-errno
b2eb2ff0 2547check_cflags -fno-signed-zeros
cddf3f45 2548
629687f6 2549if enabled icc; then
b1598b58
MR
2550 # Just warnings, no remarks
2551 check_cflags -w1
2552 # -wd: Disable following warnings
2553 # 144, 167, 556: -Wno-pointer-sign
2554 # 10006: ignoring unknown option -fno-signed-zeros
2555 # 10156: ignoring option '-W'; no argument required
2556 check_cflags -wd144,167,556,10006,10156
2557 # 11030: Warning unknown option --as-needed
2558 # 10156: ignoring option '-export'; no argument required
2559 check_ldflags -wd10156,11030
2560 # Allow to compile with optimizations
2561 check_ldflags -march=$cpu
be2cf98a
CEH
2562 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2563 enable ebp_available
df442a8d
MR
2564elif enabled ccc; then
2565 # disable some annoying warnings
2566 add_cflags -msg_disable cvtu32to64
2567 add_cflags -msg_disable embedcomment
2568 add_cflags -msg_disable needconstext
2569 add_cflags -msg_disable nomainieee
2570 add_cflags -msg_disable ptrmismatch1
2571 add_cflags -msg_disable unreachcode
973859f5
MR
2572elif enabled gcc; then
2573 check_cflags -fno-tree-vectorize
06da6943
DC
2574elif enabled clang; then
2575 check_cflags -Qunused-arguments
504a64b9
CEH
2576fi
2577
90be59ef 2578if enabled gprof; then
0f010b2f
DB
2579 add_cflags -p
2580 add_ldflags -p
1db54e20
DB
2581fi
2582
7f3c02fc 2583# Find out if the .align argument is a power of two or not.
9377b6ce 2584check_asm asmalign_pot '".align 3"'
4454dc1b 2585
7483e694
DB
2586enabled_any $DECODER_LIST && enable decoders
2587enabled_any $ENCODER_LIST && enable encoders
5666fd73 2588enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2589enabled_any $BSF_LIST && enable bsfs
2590enabled_any $DEMUXER_LIST && enable demuxers
2591enabled_any $MUXER_LIST && enable muxers
f7679c54 2592enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2593enabled_any $INDEV_LIST && enable indevs
2594enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2595enabled_any $PROTOCOL_LIST && enable protocols
2596
2597enabled_any $THREADS_LIST && enable threads
2598
2599check_deps $CONFIG_LIST \
b6bb00b0 2600 $CONFIG_EXTRA \
7483e694
DB
2601 $HAVE_LIST \
2602 $DECODER_LIST \
2603 $ENCODER_LIST \
5666fd73 2604 $HWACCEL_LIST \
7483e694
DB
2605 $PARSER_LIST \
2606 $BSF_LIST \
2607 $DEMUXER_LIST \
2608 $MUXER_LIST \
f7679c54 2609 $FILTER_LIST \
7483e694
DB
2610 $INDEV_LIST \
2611 $OUTDEV_LIST \
2612 $PROTOCOL_LIST \
f70f03f6 2613
3e89171a 2614echo "install prefix $prefix"
f36958f8
DB
2615echo "source path $source_path"
2616echo "C compiler $cc"
bfd5afd8 2617echo ".align is power-of-two $asmalign_pot"
f36958f8 2618echo "ARCH $arch ($cpu)"
ce8871c2
MR
2619if test "$build_suffix" != ""; then
2620 echo "build suffix $build_suffix"
eb94aca9 2621fi
ac63af34
DB
2622if test "$extra_version" != ""; then
2623 echo "version string suffix $extra_version"
2624fi
0db2ce77 2625echo "big-endian ${bigendian-no}"
e90f5b5a 2626echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2627if enabled x86; then
af44e8e4 2628 echo "yasm ${yasm-no}"
0db2ce77 2629 echo "MMX enabled ${mmx-no}"
30e98e62 2630 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2631 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2632 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2633 echo "SSE enabled ${sse-no}"
30e98e62 2634 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2635 echo "CMOV enabled ${cmov-no}"
2636 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2637 echo "EBX available ${ebx_available-no}"
2638 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2639 echo "10 operands supported ${ten_operands-no}"
e41e8342 2640fi
5b6c2cbd 2641if enabled arm; then
0db2ce77
MR
2642 echo "ARMv5TE enabled ${armv5te-no}"
2643 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2644 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2645 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2646 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2647 echo "NEON enabled ${neon-no}"
eba9ae3c 2648fi
5b6c2cbd 2649if enabled mips; then
0db2ce77 2650 echo "MMI enabled ${mmi-no}"
e41e8342 2651fi
5b6c2cbd 2652if enabled ppc; then
0db2ce77 2653 echo "AltiVec enabled ${altivec-no}"
30e98e62 2654 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2655 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2656 echo "performance report ${powerpc_perf-no}"
2657fi
2658if enabled sparc; then
2659 echo "VIS enabled ${vis-no}"
e41e8342 2660fi
0db2ce77
MR
2661echo "gprof enabled ${gprof-no}"
2662echo "debug symbols ${debug-no}"
87a0fb62 2663echo "strip symbols ${stripping-no}"
8400d6b8 2664echo "optimizations ${optimizations-no}"
0db2ce77
MR
2665echo "static ${static-no}"
2666echo "shared ${shared-no}"
4a24ab64 2667echo "postprocessing support ${postproc-no}"
f7679c54 2668echo "new filter support ${avfilter-no}"
81124ba0 2669echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2670echo "network support ${network-no}"
90be59ef 2671if enabled network; then
0db2ce77 2672 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2673fi
0db2ce77
MR
2674echo "threading support ${thread_type-no}"
2675echo "SDL support ${sdl-no}"
90be59ef 2676if enabled sdl_too_old; then
bfd5afd8
DB
2677 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2678fi
0db2ce77
MR
2679echo "Sun medialib support ${mlib-no}"
2680echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2681echo "libdc1394 support ${libdc1394-no}"
690bfceb 2682echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2683echo "libfaac enabled ${libfaac-no}"
2684echo "libfaad enabled ${libfaad-no}"
7e0871a7 2685echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2686echo "libgsm enabled ${libgsm-no}"
2687echo "libmp3lame enabled ${libmp3lame-no}"
2688echo "libnut enabled ${libnut-no}"
0b175caa
DB
2689echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2690echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2691echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2692echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2693echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2694echo "libtheora enabled ${libtheora-no}"
2695echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2696echo "libx264 enabled ${libx264-no}"
2697echo "libxvid enabled ${libxvid-no}"
0db2ce77 2698echo "zlib enabled ${zlib-no}"
f402916e 2699echo "bzlib enabled ${bzlib-no}"
2c62e737 2700echo
de6d9b64 2701
5666fd73 2702for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2703 echo "Enabled ${type}s:"
f65c9da1 2704 eval list=\$$(toupper $type)_LIST
8138b9db 2705 for part in $list; do
f65c9da1
MR
2706 enabled $part && echo ${part%_*}
2707 done | sort | pr -3 -t
2708 echo
8138b9db
RP
2709done
2710
ba7a7039 2711license="LGPL version 2.1 or later"
ba321adb 2712if enabled nonfree; then
ba7a7039 2713 license="nonfree and unredistributable"
9cad0e4e
DB
2714elif enabled gplv3; then
2715 license="GPL version 3 or later"
2716elif enabled lgplv3; then
2717 license="LGPL version 3 or later"
ba321adb 2718elif enabled gpl; then
ba7a7039 2719 license="GPL version 2 or later"
ba321adb
JK
2720fi
2721
2722echo "License: $license"
ca5323af 2723
cf1392e9
DB
2724echo "Creating config.mak and config.h..."
2725
ad212cc6
MR
2726enabled stripping || strip="echo skipping strip"
2727
173c983b
MR
2728cat > config.mak <<EOF
2729# Automatically generated by configure - do not modify!
2730ifndef FFMPEG_CONFIG_MAK
2731FFMPEG_CONFIG_MAK=1
2732FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2733prefix=$prefix
2734LIBDIR=\$(DESTDIR)$libdir
2735SHLIBDIR=\$(DESTDIR)$shlibdir
2736INCDIR=\$(DESTDIR)$incdir
2737BINDIR=\$(DESTDIR)$bindir
2738DATADIR=\$(DESTDIR)$datadir
2739MANDIR=\$(DESTDIR)$mandir
2740SRC_PATH="$source_path"
2741SRC_PATH_BARE=$source_path
2742BUILD_ROOT="$PWD"
2743ARCH=$arch
2744CC=$cc
2745AS=$as
2746LD=$ld
2747DEPCC=$dep_cc
2748YASM=$yasmexe
2749AR=$ar
2750RANLIB=$ranlib
2751LN_S=$ln_s
2752STRIP=$strip
2753CPPFLAGS=$CPPFLAGS
2754CFLAGS=$CFLAGS
2755ASFLAGS=$ASFLAGS
2756CC_O=$CC_O
2757LDFLAGS=$LDFLAGS
2758FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2759SHFLAGS=$SHFLAGS
2760YASMFLAGS=$YASMFLAGS
2761BUILDSUF=$build_suffix
2762FULLNAME=$FULLNAME
2763LIBPREF=$LIBPREF
2764LIBSUF=$LIBSUF
2765LIBNAME=$LIBNAME
2766SLIBPREF=$SLIBPREF
2767SLIBSUF=$SLIBSUF
2768EXESUF=$EXESUF
2769EXTRA_VERSION=$extra_version
2770DEPFLAGS=$DEPFLAGS
2771CCDEP=$CCDEP
2772ASDEP=$ASDEP
2773CC_DEPFLAGS=$CC_DEPFLAGS
2774AS_DEPFLAGS=$AS_DEPFLAGS
2775HOSTCC=$host_cc
2776HOSTCFLAGS=$host_cflags
2777HOSTEXESUF=$HOSTEXESUF
2778HOSTLDFLAGS=$host_ldflags
2779HOSTLIBS=$host_libs
2780TARGET_EXEC=$target_exec
2781TARGET_PATH=$target_path
2782SDL_LIBS=$sdl_libs
2783SDL_CFLAGS=$sdl_cflags
2784LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2785EXTRALIBS=$extralibs
2786EOF
5a872801 2787
719c8e00
MR
2788get_version(){
2789 name=$1
2790 file=$source_path/$2
147e7692
MR
2791 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2792 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2793 lcname=$(tolower $name)
2794 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2795 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2796}
2797
147e7692
MR
2798get_version LIBSWSCALE libswscale/swscale.h
2799get_version LIBPOSTPROC libpostproc/postprocess.h
2800get_version LIBAVCODEC libavcodec/avcodec.h
2801get_version LIBAVDEVICE libavdevice/avdevice.h
2802get_version LIBAVFORMAT libavformat/avformat.h
2803get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2804get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2805
173c983b
MR
2806enabled shared && cat >> config.mak <<EOF
2807LIBTARGET=${LIBTARGET}
2808SLIBNAME=${SLIBNAME}
2809SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2810SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2811SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2812SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2813SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2814SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2815EOF
523ef551 2816
173c983b
MR
2817enabled asmalign_pot || align_shift="1 <<"
2818
2819cat > $TMPH <<EOF
2820/* Automatically generated by configure - do not modify! */
2821#ifndef FFMPEG_CONFIG_H
2822#define FFMPEG_CONFIG_H
2823#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2824#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2825#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2826#define CC_TYPE "$cc_type"
2827#define CC_VERSION $cc_version
2828#define restrict $_restrict
2829#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2830#define EXTERN_PREFIX "${extern_prefix}"
2831#define EXTERN_ASM ${extern_prefix}
2832EOF
523ef551
DB
2833
2834if enabled small || disabled optimizations; then
2835 echo "#define av_always_inline" >> $TMPH
2836fi
2837
3d907e22
MR
2838print_config ARCH_ $TMPH config.mak $ARCH_LIST
2839print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2840print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2841 $CONFIG_EXTRA \
7483e694
DB
2842 $DECODER_LIST \
2843 $ENCODER_LIST \
5666fd73 2844 $HWACCEL_LIST \
7483e694
DB
2845 $PARSER_LIST \
2846 $BSF_LIST \
2847 $DEMUXER_LIST \
2848 $MUXER_LIST \
f7679c54 2849 $FILTER_LIST \
7483e694
DB
2850 $PROTOCOL_LIST \
2851 $INDEV_LIST \
2852 $OUTDEV_LIST \
8ac17293 2853
9c05103f 2854echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2855echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2856
b7860763 2857# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2858cmp -s $TMPH config.h &&
2859 echo "config.h is unchanged" ||
2860 mv -f $TMPH config.h
3d204385 2861
165af439 2862# build tree in object directory if source path is different from current one
90be59ef 2863if enabled source_path_used; then
b767b9cd
MR
2864 DIRS="
2865 doc
2866 libavcodec
2867 libavcodec/$arch
2868 libavdevice
2869 libavfilter
2870 libavformat
2871 libavutil
2872 libavutil/$arch
2873 libpostproc
2874 libswscale
2875 libswscale/$arch
2876 tests
2877 tools
2878 "
2879 FILES="
2880 Makefile
2881 common.mak
2882 subdir.mak
2883 doc/texi2pod.pl
2884 libavcodec/Makefile
2885 libavdevice/Makefile
2886 libavfilter/Makefile
2887 libavformat/Makefile
2888 libavutil/Makefile
2889 libpostproc/Makefile
2890 libswscale/Makefile
2891 "
165af439 2892 for dir in $DIRS ; do
7483e694 2893 mkdir -p $dir
165af439
MR
2894 done
2895 for f in $FILES ; do
20369773 2896 $ln_s "$source_path/$f" $f
165af439
MR
2897 done
2898fi
def4272a 2899
def4272a 2900
d0674868 2901# build pkg-config files
def4272a 2902
d0674868
DB
2903pkgconfig_generate(){
2904name=$1
b0dfd108 2905shortname=${name#lib}${build_suffix}
d0674868
DB
2906comment=$2
2907version=$3
2908libs=$4
2909requires=$5
25cd5cb3 2910cat <<EOF > $name/$name.pc
3e89171a 2911prefix=$prefix
a94e666c 2912exec_prefix=\${prefix}
f2b7382c 2913libdir=$libdir
7622778e 2914includedir=$incdir
def4272a 2915
d0674868
DB
2916Name: $name
2917Description: $comment
2918Version: $version
8cd6b388 2919Requires: $(enabled shared || echo $requires)
5dcfe9f8 2920Requires.private: $(enabled shared && echo $requires)
def4272a 2921Conflicts:
8cd6b388 2922Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2923Libs.private: $(enabled shared && echo $libs)
76a448ed 2924Cflags: -I\${includedir}
def4272a 2925EOF
25cd5cb3 2926cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2927prefix=
2928exec_prefix=
46d1ff83 2929libdir=\${pcfiledir}
1d44d365 2930includedir=${source_path}
def4272a 2931
d0674868
DB
2932Name: $name
2933Description: $comment
2934Version: $version
2935Requires: $requires
def4272a 2936Conflicts:
12701f6e 2937Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2938Cflags: -I\${includedir}
2939EOF
d0674868 2940}
def4272a 2941
e426941d 2942pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2943pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2944pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2945pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2946enabled avfilter &&
46983309 2947 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2948enabled postproc &&
e426941d 2949 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2950pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"