Implement av_get_pix_fmt(), and deprecate avcodec_get_pix_fmt().
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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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
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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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
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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
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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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
5a0f7131
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86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
06454877
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90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
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99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
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106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --enable-beos-netserver enable BeOS netserver
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
c8a4ae00 216 --disable-asm disable all assembler optimizations
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217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
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235
236Developer options (useful when working on FFmpeg itself):
237 --disable-debug disable debugging symbols
238 --enable-debug=LEVEL set the debug level [$debuglevel]
239 --enable-gprof enable profiling with gprof [$gprof]
240 --disable-optimizations disable compiler optimizations
241 --enable-extra-warnings enable more compiler warnings
242 --disable-stripping disable stripping of executables and shared libraries
243
244NOTE: Object files are built at the place where configure is launched.
245EOF
60e8bc13 246 exit 0
74c53c2d 247}
cf9d24ad 248
57bd82d4 249log(){
2270b4b2 250 echo "$@" >> $logfile
57bd82d4
MR
251}
252
720c69da 253log_file(){
c8e9f801 254 log BEGIN $1
2270b4b2 255 pr -n -t $1 >> $logfile
c8e9f801
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256 log END $1
257}
258
2ba042a7 259echolog(){
c8e9f801 260 log "$@"
57bd82d4 261 echo "$@"
2ba042a7
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262}
263
264die(){
265 echolog "$@"
266 cat <<EOF
d326cf7f 267
2ba042a7
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268If you think configure made a mistake, make sure you are using the latest
269version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 270ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 271EOF
e155a21a 272 if disabled logging; then
2ba042a7 273 cat <<EOF
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DB
274Rerun configure with logging enabled (do not use --disable-logging), and
275include the log this produces with your report.
2ba042a7
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276EOF
277 else
278cat <<EOF
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279Include the log file "$logfile" produced by configure as this will help
280solving the problem.
2ba042a7
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281EOF
282 fi
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283 exit 1
284}
285
6c6007d6 286# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 287toupper(){
6c6007d6 288 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
289}
290
4a5444db 291tolower(){
6c6007d6 292 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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293}
294
14a8acf1
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295c_escape(){
296 echo "$*" | sed 's/["\\]/\\\0/g'
297}
298
b04251c5
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299sh_quote(){
300 v=$(echo "$1" | sed "s/'/'\\\\''/g")
301 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
302 echo "$v"
303}
304
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MR
305filter(){
306 pat=$1
307 shift
308 for v; do
98ef6079 309 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
310 done
311}
312
a8d04fba
MR
313set_all(){
314 value=$1
315 shift
316 for var in $*; do
317 eval $var=$value
318 done
319}
320
72a43668
MR
321set_weak(){
322 value=$1
323 shift
324 for var; do
325 eval : \${$var:=$value}
326 done
327}
328
799c9e9b
MR
329pushvar(){
330 for var in $*; do
331 eval level=\${${var}_level:=0}
332 eval ${var}_${level}="\$$var"
333 eval ${var}_level=$(($level+1))
334 done
335}
336
337popvar(){
338 for var in $*; do
339 eval level=\${${var}_level:-0}
340 test $level = 0 && continue
341 eval level=$(($level-1))
342 eval $var="\${${var}_${level}}"
343 eval ${var}_level=$level
344 eval unset ${var}_${level}
345 done
346}
347
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348enable(){
349 set_all yes $*
350}
351
352disable(){
353 set_all no $*
354}
355
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356enable_weak(){
357 set_weak yes $*
358}
359
360disable_weak(){
361 set_weak no $*
362}
363
72702705 364enable_safe(){
fd07f803
MR
365 for var; do
366 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
367 done
72702705
MR
368}
369
370disable_safe(){
fd07f803
MR
371 for var; do
372 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
373 done
72702705
MR
374}
375
f9d328da
MR
376do_enable_deep(){
377 for var; do
378 enabled $var && continue
379 eval sel="\$${var}_select"
c510c7b5
MR
380 eval sgs="\$${var}_suggest"
381 pushvar var sgs
f9d328da 382 enable_deep $sel
c510c7b5
MR
383 popvar sgs
384 enable_deep_weak $sgs
f9d328da
MR
385 popvar var
386 done
387}
388
389enable_deep(){
390 do_enable_deep $*
391 enable $*
392}
393
72a43668
MR
394enable_deep_weak(){
395 do_enable_deep $*
396 enable_weak $*
397}
398
57bd82d4 399enabled(){
3250003c
MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xyes"
44161118
MR
402}
403
37970ebf 404disabled(){
3250003c
MR
405 test "${1#!}" = "$1" && op== || op=!=
406 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
407}
408
44161118
MR
409enabled_all(){
410 for opt; do
411 enabled $opt || return 1
412 done
413}
414
85bca2c5
DB
415disabled_all(){
416 for opt; do
417 disabled $opt || return 1
418 done
419}
420
44161118
MR
421enabled_any(){
422 for opt; do
423 enabled $opt && return 0
424 done
425}
426
85bca2c5
DB
427disabled_any(){
428 for opt; do
429 disabled $opt && return 0
430 done
f7b230a7 431 return 1
85bca2c5
DB
432}
433
c9d19248
MR
434set_default(){
435 for opt; do
88268e94 436 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
437 done
438}
439
4a0d6686
AJ
440is_in(){
441 value=$1
442 shift
443 for var in $*; do
444 [ $var = $value ] && return 0
445 done
446 return 1
447}
448
30fd06be
MR
449check_deps(){
450 for cfg; do
3250003c 451 cfg="${cfg#!}"
799c9e9b
MR
452 enabled ${cfg}_checking && die "Circular dependency for $cfg."
453 disabled ${cfg}_checking && continue
454 enable ${cfg}_checking
455
30fd06be
MR
456 eval dep_all="\$${cfg}_deps"
457 eval dep_any="\$${cfg}_deps_any"
7ef3425f 458 eval dep_sel="\$${cfg}_select"
c510c7b5 459 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
460 eval dep_ifa="\$${cfg}_if"
461 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 462
3d7453e0
MR
463 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
464 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
465 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 466
3d7453e0
MR
467 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
468 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
469 enabled_all $dep_all || disable $cfg
470 enabled_any $dep_any || disable $cfg
7ef3425f 471 disabled_any $dep_sel && disable $cfg
799c9e9b 472
4ec45764
RP
473 if enabled $cfg; then
474 eval dep_extralibs="\$${cfg}_extralibs"
475 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 476 enable_deep $dep_sel
c510c7b5 477 enable_deep_weak $dep_sgs
4ec45764
RP
478 fi
479
799c9e9b 480 disable ${cfg}_checking
30fd06be
MR
481 done
482}
483
44161118
MR
484print_config(){
485 pfx=$1
486 header=$2
487 makefile=$3
488 shift 3
489 for cfg; do
5e622c40 490 ucname="$(toupper $cfg)"
44161118 491 if enabled $cfg; then
3d907e22 492 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
493 echo "${pfx}${ucname}=yes" >> $makefile
494 else
b250f9c6 495 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 496 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
MR
497 fi
498 done
57bd82d4
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499}
500
501flags_saved(){
2270b4b2 502 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
503}
504
dcd479c0 505save_flags(){
57bd82d4 506 flags_saved && return
dcd479c0
MR
507 SAVE_CFLAGS="$CFLAGS"
508 SAVE_LDFLAGS="$LDFLAGS"
509 SAVE_extralibs="$extralibs"
510}
511
512restore_flags(){
f5d28d10 513 flags_saved || return
dcd479c0
MR
514 CFLAGS="$SAVE_CFLAGS"
515 LDFLAGS="$SAVE_LDFLAGS"
516 extralibs="$SAVE_extralibs"
517 unset SAVE_CFLAGS
518 unset SAVE_LDFLAGS
519 unset SAVE_extralibs
520}
521
522temp_cflags(){
523 save_flags
524 CFLAGS="$CFLAGS $*"
525}
526
527temp_ldflags(){
528 save_flags
529 LDFLAGS="$LDFLAGS $*"
530}
531
532temp_extralibs(){
533 save_flags
534 extralibs="$extralibs $*"
535}
536
57bd82d4
MR
537append(){
538 var=$1
539 shift
540 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
541 eval "$var=\"\$$var $*\""
542}
543
50a334e4 544add_cppflags(){
caf458dd 545 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
546}
547
57bd82d4 548add_cflags(){
caf458dd 549 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
550}
551
2f2e6c7c 552add_asflags(){
caf458dd 553 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
554}
555
57bd82d4
MR
556add_ldflags(){
557 append LDFLAGS "$@"
558}
559
560add_extralibs(){
561 append extralibs "$@"
562}
563
b0cfb663 564check_cmd(){
b3cb5d51 565 log "$@"
2270b4b2 566 "$@" >> $logfile 2>&1
b0cfb663
MR
567}
568
dcd479c0 569check_cc(){
57bd82d4 570 log check_cc "$@"
2270b4b2 571 cat > $TMPC
720c69da 572 log_file $TMPC
50a334e4 573 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
574}
575
576check_cpp(){
577 log check_cpp "$@"
2270b4b2 578 cat > $TMPC
720c69da 579 log_file $TMPC
9e7f3277 580 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
581}
582
f65883c8
MR
583check_as(){
584 log check_as "$@"
585 cat > $TMPC
586 log_file $TMPC
2f2e6c7c 587 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
588}
589
940f335a
MR
590check_asm(){
591 log check_asm "$@"
592 name="$1"
3784e82e 593 code="$2"
940f335a 594 shift 2
49214f61
MR
595 disable $name
596 check_as "$@" <<EOF && enable $name
3784e82e 597void foo(void){ __asm__ volatile($code); }
940f335a
MR
598EOF
599}
600
304d586d
LM
601check_yasm(){
602 log check_yasm "$@"
603 echo "$1" > $TMPS
604 log_file $TMPS
605 shift 1
606 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
607}
608
dcd479c0 609check_ld(){
57bd82d4 610 log check_ld "$@"
3155a644
MR
611 flags=''
612 libs=''
613 for f; do
614 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
615 done
2a194acd 616 check_cc $($filter_cflags $flags) || return
684b28e0 617 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
618}
619
50a334e4
MR
620check_cppflags(){
621 log check_cppflags "$@"
caf458dd
MR
622 set -- $($filter_cppflags "$@")
623 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
624int x;
625EOF
626}
627
dcd479c0 628check_cflags(){
57bd82d4 629 log check_cflags "$@"
caf458dd
MR
630 set -- $($filter_cflags "$@")
631 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
632int x;
633EOF
634}
635
2ed46eea
MR
636test_ldflags(){
637 log test_ldflags "$@"
638 check_ld "$@" <<EOF
c23a0ac8 639int main(void){ return 0; }
dcd479c0
MR
640EOF
641}
642
2ed46eea
MR
643check_ldflags(){
644 log check_ldflags "$@"
645 test_ldflags "$@" && add_ldflags "$@"
646}
647
dcd479c0 648check_header(){
57bd82d4 649 log check_header "$@"
dcd479c0
MR
650 header=$1
651 shift
b77df637
MR
652 disable_safe $header
653 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
654#include <$header>
655int x;
656EOF
657}
658
659check_func(){
57bd82d4 660 log check_func "$@"
dcd479c0
MR
661 func=$1
662 shift
d8bc5f06
MR
663 disable $func
664 check_ld "$@" <<EOF && enable $func
dcd479c0 665extern int $func();
c23a0ac8 666int main(void){ $func(); }
dcd479c0
MR
667EOF
668}
669
2446d3d6
DB
670check_func_headers(){
671 log check_func_headers "$@"
f8d7b072
MR
672 headers=$1
673 func=$2
674 shift 2
675 disable $func
676 incs=""
677 for hdr in $headers; do
678 incs="$incs
679#include <$hdr>"
680 done
cd0d9a9d 681 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 682$incs
d6773f56 683int main(int argc, char **argv){
2b2c2a81 684 return (long) $func;
f8d7b072
MR
685}
686EOF
687}
688
a5344cf7
SS
689check_cpp_condition(){
690 log check_cpp_condition "$@"
691 header=$1
692 condition=$2
f855b7b9
MR
693 shift 2
694 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
695#include <$header>
696#if !($condition)
697#error "unsatisfied condition: $condition"
698#endif
699EOF
700}
701
57bd82d4
MR
702check_lib(){
703 log check_lib "$@"
704 header="$1"
705 func="$2"
706 shift 2
fcfcde17
MR
707 temp_extralibs "$@"
708 check_header $header && check_func $func && add_extralibs "$@"
709 err=$?
710 restore_flags
711 return $err
57bd82d4
MR
712}
713
f8d7b072
MR
714check_lib2(){
715 log check_lib2 "$@"
716 headers="$1"
717 func="$2"
718 shift 2
300cde27 719 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
720}
721
dcd479c0 722check_exec(){
2270b4b2 723 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
724}
725
7dfef245 726check_exec_crash(){
5e622c40 727 code=$(cat)
7dfef245
MR
728
729 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
730 # are safe but may not be available everywhere. Thus we use
731 # raise(SIGTERM) instead. The check is run in a subshell so we
732 # can redirect the "Terminated" message from the shell. SIGBUS
733 # is not defined by standard C so it is used conditionally.
734
2270b4b2 735 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
736#include <signal.h>
737static void sighandler(int sig){
738 raise(SIGTERM);
739}
e5af4a11 740int main(void){
7dfef245
MR
741 signal(SIGILL, sighandler);
742 signal(SIGFPE, sighandler);
743 signal(SIGSEGV, sighandler);
744#ifdef SIGBUS
745 signal(SIGBUS, sighandler);
746#endif
747 { $code }
748}
749EOF
750}
751
72be9e73
DY
752check_type(){
753 log check_type "$@"
754 headers=$1
755 type=$2
756 shift 2
ae550ce9 757 disable_safe "$type"
72be9e73
DY
758 incs=""
759 for hdr in $headers; do
760 incs="$incs
761#include <$hdr>"
762 done
ae550ce9 763 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
764$incs
765$type v;
766EOF
767}
768
14d36751
MR
769check_struct(){
770 log check_type "$@"
771 headers=$1
772 struct=$2
773 member=$3
774 shift 3
775 disable_safe "${struct}_${member}"
776 incs=""
777 for hdr in $headers; do
778 incs="$incs
779#include <$hdr>"
780 done
781 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
782$incs
783const void *p = &(($struct *)0)->$member;
784EOF
785}
786
57bd82d4
MR
787require(){
788 name="$1"
789 header="$2"
790 func="$3"
791 shift 3
792 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
793}
794
f8d7b072
MR
795require2(){
796 name="$1"
797 headers="$2"
798 func="$3"
799 shift 3
800 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
801}
802
eea50282
MR
803check_foo_config(){
804 cfg=$1
805 pkg=$2
806 header=$3
807 func=$4
808 shift 4
809 disable $cfg
810 check_cmd ${pkg}-config --version
811 err=$?
812 if test "$err" = 0; then
5e622c40
DB
813 temp_cflags $(${pkg}-config --cflags)
814 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
815 check_lib "$@" $header $func && enable $cfg
816 fi
817 return $err
818}
819
f0125de9
MR
820check_host_cc(){
821 log check_host_cc "$@"
822 cat > $TMPC
823 log_file $TMPC
824 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
825}
826
827check_host_cflags(){
828 log check_host_cflags "$@"
829 check_host_cc "$@" <<EOF && append host_cflags "$@"
830int x;
831EOF
832}
833
c505dd31
MR
834apply(){
835 file=$1
836 shift
837 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
838}
839
c34681df
MR
840cp_if_changed(){
841 cmp -s "$1" "$2" &&
842 echo "$2 is unchanged" ||
843 cp -f "$1" "$2"
844}
845
dcd61286
DB
846# CONFIG_LIST contains configurable options, while HAVE_LIST is for
847# system-dependent things.
848
4a0d6686
AJ
849COMPONENT_LIST="
850 bsfs
851 decoders
852 demuxers
853 encoders
3cde40aa 854 filters
5666fd73 855 hwaccels
c552605c 856 indevs
4a0d6686 857 muxers
c552605c 858 outdevs
4a0d6686
AJ
859 parsers
860 protocols
861"
862
863CONFIG_LIST="
864 $COMPONENT_LIST
e8ed9b7a 865 aandct
5a0f7131
MR
866 avcodec
867 avdevice
f7679c54
VS
868 avfilter
869 avfilter_lavf
5a0f7131 870 avformat
c88f5d72
MR
871 avisynth
872 beos_netserver
f402916e 873 bzlib
7f3f5f46 874 dct
c73f65d9 875 doc
92c6a099 876 dxva2
27a9466b 877 fastdiv
c88f5d72
MR
878 ffmpeg
879 ffplay
880 ffserver
1848f7d9 881 fft
4f034993 882 golomb
c88f5d72 883 gpl
ecfc4f44 884 gprof
d8d0d0b2 885 gray
3abe5fbd 886 hardcoded_tables
f7b8bffe 887 libdc1394
690bfceb 888 libdirac
2eed5a46
DB
889 libfaac
890 libfaad
891 libfaadbin
c88f5d72 892 libgsm
6ebe07fb 893 libmp3lame
c88f5d72 894 libnut
0b175caa
DB
895 libopencore_amrnb
896 libopencore_amrwb
9a77d59a 897 libopenjpeg
f7cd9eed 898 libschroedinger
ae14f311 899 libspeex
150d2772 900 libtheora
c88f5d72 901 libvorbis
1cc60c47
DB
902 libx264
903 libxvid
f4d608e3 904 lpc
47a158cb 905 mdct
c88f5d72 906 memalign_hack
a8150374 907 mlib
c88f5d72
MR
908 mpegaudio_hp
909 network
3fe142e2 910 nonfree
8a3c8627 911 pic
4a24ab64 912 postproc
2b4c3615 913 powerpc_perf
68602540 914 rdft
e90f5b5a 915 runtime_cpudetect
2e35e684 916 shared
bd2216e4 917 small
2e35e684 918 static
5a0f7131 919 swscale
a9ddb5b1 920 swscale_alpha
17492d5e
DB
921 vaapi
922 vdpau
9cad0e4e 923 version3
56a059ac 924 x11grab
c88f5d72 925 zlib
4a0d6686 926"
c88f5d72 927
8eee7025
DB
928THREADS_LIST='
929 beosthreads
d22e8442 930 os2threads
8eee7025
DB
931 pthreads
932 w32threads
933'
934
3f5b56e5
MR
935ARCH_LIST='
936 alpha
a2fc0f6a 937 arm
fdcd782d
MR
938 avr32
939 avr32_ap
940 avr32_uc
3f5b56e5
MR
941 bfin
942 ia64
943 m68k
944 mips
bae3abb0 945 mips64
3f5b56e5 946 parisc
79cb09b2 947 ppc
34d11b87 948 ppc64
3f5b56e5
MR
949 s390
950 sh4
951 sparc
952 sparc64
953 x86
954 x86_32
955 x86_64
956'
957
958ARCH_EXT_LIST='
1ac9331a 959 altivec
3bf96eec 960 amd3dnow
a1ef9f08 961 amd3dnowext
1ac9331a 962 armv5te
edab3048 963 armv6
ab5cb084 964 armv6t2
f55b299a 965 armvfp
3f5b56e5
MR
966 iwmmxt
967 mmi
968 mmx
d7f0920b 969 mmx2
6b18d278 970 neon
799fde37 971 ppc4xx
1bb04d5a 972 sse
9eeed841 973 ssse3
bd9d34a0 974 vis
3f5b56e5
MR
975'
976
a3e02a8c
MR
977HAVE_LIST_PUB='
978 bigendian
979'
980
3f5b56e5
MR
981HAVE_LIST="
982 $ARCH_EXT_LIST
a3e02a8c 983 $HAVE_LIST_PUB
3f5b56e5 984 $THREADS_LIST
35fd8122 985 alsa_asoundlib_h
3f5b56e5 986 altivec_h
c9fdab0d 987 arpa_inet_h
dffb41b9 988 attribute_may_alias
e7ea5e3d 989 attribute_packed
6bd859d6 990 bswap
ecf97f22 991 closesocket
1ac9331a 992 cmov
e16e49ac 993 conio_h
c88f5d72 994 dcbzl
f8aa696f
DB
995 dev_bktr_ioctl_bt848_h
996 dev_bktr_ioctl_meteor_h
997 dev_ic_bt8xx_h
998 dev_video_meteor_ioctl_meteor_h
999 dev_video_bktr_ioctl_bt848_h
18b67ae5 1000 dlfcn_h
c88f5d72 1001 dlopen
bc574408 1002 dos_paths
245626d0
DB
1003 ebp_available
1004 ebx_available
6b7c7703
VS
1005 exp2
1006 exp2f
c2a29455 1007 fast_64bit
669b5583 1008 fast_clz
7073e9fc 1009 fast_cmov
7b829d2a 1010 fast_unaligned
9d99cc5a 1011 fork
84882df6 1012 getaddrinfo
da9e86f8 1013 gethrtime
4e68cb8a 1014 GetProcessTimes
66be5b45 1015 getrusage
2e1913b1 1016 inet_aton
61d251db 1017 inline_asm
abfc8d05 1018 isatty
9f5ff83f 1019 ldbrx
0b4a1821
AS
1020 libdc1394_1
1021 libdc1394_2
a33cab3a 1022 llrint
291fd18a 1023 log2
6b7c7703 1024 log2f
85dd97ad 1025 loongson
a33cab3a 1026 lrint
c88f5d72 1027 lrintf
e4673692 1028 lzo1x_999_compress
f8aa696f
DB
1029 machine_ioctl_bt848_h
1030 machine_ioctl_meteor_h
c88f5d72
MR
1031 malloc_h
1032 memalign
6ffa87d3 1033 mkstemp
b4e806b2 1034 pld
1f91cdce 1035 posix_memalign
a33cab3a
MK
1036 round
1037 roundf
c88f5d72
MR
1038 sdl
1039 sdl_video_size
b507ebd1 1040 setmode
72be9e73 1041 socklen_t
deb29777 1042 soundcard_h
f8cda19e 1043 poll_h
c0018613 1044 struct_addrinfo
b4d68544
MS
1045 struct_ipv6_mreq
1046 struct_sockaddr_in6
3b2372bf 1047 struct_sockaddr_sa_len
33a4dbdd 1048 struct_sockaddr_storage
b58412f1 1049 sys_mman_h
b091aa44 1050 sys_resource_h
81644c2e 1051 sys_select_h
deb29777 1052 sys_soundcard_h
1b6e8b73 1053 sys_videoio_h
d3a4b4e0 1054 ten_operands
e16e49ac 1055 termios_h
b265431e 1056 threads
7b04b8a0 1057 truncf
ce742de2 1058 vfp_args
7c5bfe7a 1059 VirtualAlloc
6ff3f3e7 1060 winsock2_h
cc078b5d 1061 xform_asm
304d586d 1062 yasm
0cb78cef 1063"
44161118 1064
b6bb00b0
MR
1065# options emitted with CONFIG_ prefix but not available on command line
1066CONFIG_EXTRA="
dc4f5a1c 1067 avutil
9cad0e4e
DB
1068 gplv3
1069 lgplv3
b6bb00b0
MR
1070"
1071
520cc7f1 1072CMDLINE_SELECT="
3f5b56e5 1073 $ARCH_EXT_LIST
520cc7f1 1074 $CONFIG_LIST
8eee7025 1075 $THREADS_LIST
c8a4ae00 1076 asm
db6107b6 1077 cross_compile
520cc7f1
MR
1078 debug
1079 extra_warnings
8c6afa4d 1080 logging
d2bbb2f7 1081 optimizations
87a0fb62 1082 stripping
7595a5e4 1083 yasm
520cc7f1 1084"
426be5dc
DB
1085
1086PATHS_LIST='
d156bede 1087 bindir
14a8acf1 1088 datadir
26759c44
MR
1089 incdir
1090 libdir
26759c44
MR
1091 mandir
1092 prefix
1093 shlibdir
426be5dc
DB
1094'
1095
1096CMDLINE_SET="
1097 $PATHS_LIST
1098 arch
313c46a6 1099 as
426be5dc
DB
1100 build_suffix
1101 cc
1102 cpu
1103 cross_prefix
50567afa 1104 dep_cc
ac63af34 1105 extra_version
9da6609f
MR
1106 host_cc
1107 host_cflags
1108 host_ldflags
1109 host_libs
82bb3329 1110 host_os
684b28e0 1111 ld
426be5dc 1112 logfile
4ae40685 1113 malloc_prefix
89641463 1114 nm
26759c44 1115 source_path
c5200f17
MR
1116 sysinclude
1117 sysroot
a7ada2ba 1118 target_exec
26759c44 1119 target_os
a7ada2ba 1120 target_path
426be5dc 1121"
520cc7f1 1122
89f2932b
MR
1123CMDLINE_APPEND="
1124 extra_cflags
1125"
1126
912f3148
DB
1127# code dependency declarations
1128
9eeed841 1129# architecture extensions
808fa33c 1130
a2fc0f6a
MR
1131armv5te_deps="arm"
1132armv6_deps="arm"
ab5cb084 1133armv6t2_deps="arm"
a2fc0f6a
MR
1134armvfp_deps="arm"
1135iwmmxt_deps="arm"
808fa33c
MR
1136neon_deps="arm"
1137
e241ba14 1138mmi_deps="mips"
808fa33c
MR
1139
1140altivec_deps="ppc"
1141ppc4xx_deps="ppc"
1142
1143vis_deps="sparc"
1144
7f8c3d1f 1145x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1146amd3dnow_deps="mmx"
1147amd3dnowext_deps="amd3dnow"
9eeed841 1148mmx_deps="x86"
75aa95a6 1149mmx2_deps="mmx"
75aa95a6
DB
1150sse_deps="mmx"
1151ssse3_deps="sse"
9eeed841 1152
e939cedd 1153fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1154fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1155fast_unaligned_if_any="armv6 ppc x86"
669b5583 1156
89e053f8 1157need_memalign="altivec neon sse"
6fec122a 1158inline_asm_deps="!tms470"
89e053f8 1159
5666fd73 1160# decoders / encoders / hardware accelerators
f1e94694 1161aac_decoder_select="fft mdct aac_parser"
84c04e25 1162aac_encoder_select="fft mdct"
5b423887 1163ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1164alac_encoder_select="lpc"
47a158cb 1165atrac3_decoder_select="fft mdct"
4f034993 1166cavs_decoder_select="golomb"
47a158cb 1167cook_decoder_select="fft mdct"
2eef7c62 1168cscd_decoder_suggest="zlib"
47a158cb 1169dca_decoder_select="fft mdct"
e8ed9b7a 1170dnxhd_encoder_select="aandct"
2eef7c62 1171dxa_decoder_select="zlib"
baf91bb9 1172eac3_decoder_select="ac3_decoder"
84c04e25 1173eamad_decoder_select="aandct"
e8ed9b7a 1174eatgq_decoder_select="aandct"
d52b39c7 1175eatqi_decoder_select="aandct"
4f034993
MR
1176ffv1_decoder_select="golomb"
1177flac_decoder_select="golomb"
f4d608e3 1178flac_encoder_select="golomb lpc"
2eef7c62
AJ
1179flashsv_decoder_select="zlib"
1180flashsv_encoder_select="zlib"
4414137e 1181flv_decoder_select="h263_decoder"
4d4b4bd1 1182flv_encoder_select="h263_encoder"
e8ed9b7a 1183h261_encoder_select="aandct"
7f647ae0 1184h263_decoder_select="h263_parser"
e8ed9b7a 1185h263_encoder_select="aandct"
ff418735 1186h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1187h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1188h263i_decoder_select="h263_decoder"
fe629c2d 1189h263p_encoder_select="h263_encoder"
4f034993 1190h264_decoder_select="golomb"
92c6a099
LA
1191h264_dxva2_hwaccel_deps="dxva2api_h"
1192h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1193h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1194h264_vaapi_hwaccel_select="vaapi"
711dae77 1195h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1196h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1197imc_decoder_select="fft mdct"
4f034993
MR
1198jpegls_decoder_select="golomb"
1199jpegls_encoder_select="golomb"
e8ed9b7a 1200ljpeg_encoder_select="aandct"
4f034993 1201loco_decoder_select="golomb"
e8ed9b7a 1202mjpeg_encoder_select="aandct"
2cca233b 1203mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1204mpeg1video_encoder_select="aandct"
1205mpeg2video_encoder_select="aandct"
4414137e 1206mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1207mpeg4_encoder_select="h263_encoder"
711dae77 1208mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1209mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1210mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1211mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1212mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1213mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1214mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1215mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1216mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1217mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1218mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1219mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1220msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1221msmpeg4v1_encoder_select="h263_encoder"
4414137e 1222msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1223msmpeg4v2_encoder_select="h263_encoder"
4414137e 1224msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1225msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1226nellymoser_decoder_select="fft mdct"
1227nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1228png_decoder_select="zlib"
1229png_encoder_select="zlib"
63cae55d 1230qdm2_decoder_select="fft mdct rdft"
a8beb22f 1231rv10_decoder_select="h263_decoder"
b2bf38b4 1232rv10_encoder_select="h263_encoder"
a8beb22f 1233rv20_decoder_select="h263_decoder"
b2bf38b4 1234rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1235rv30_decoder_select="golomb"
1236rv40_decoder_select="golomb"
4f034993
MR
1237shorten_decoder_select="golomb"
1238sonic_decoder_select="golomb"
1239sonic_encoder_select="golomb"
1240sonic_ls_encoder_select="golomb"
1241svq3_decoder_select="golomb"
bee2eac5 1242svq3_decoder_suggest="zlib"
4eef77c1 1243theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1244tiff_decoder_suggest="zlib"
1245tiff_encoder_suggest="zlib"
aec09a00 1246truehd_decoder_select="mlp_decoder"
2eef7c62 1247tscc_decoder_select="zlib"
f95bfab0 1248vc1_decoder_select="h263_decoder"
9104cd51 1249vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1250vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1251vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1252vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1253vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1254vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1255vorbis_decoder_select="fft mdct"
1256vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1257vp6a_decoder_select="vp6_decoder"
1258vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1259wmav1_decoder_select="fft mdct"
1260wmav1_encoder_select="fft mdct"
1261wmav2_decoder_select="fft mdct"
1262wmav2_encoder_select="fft mdct"
f95bfab0 1263wmv1_decoder_select="h263_decoder"
665507aa 1264wmv1_encoder_select="h263_encoder"
f95bfab0 1265wmv2_decoder_select="h263_decoder"
1746e2a9 1266wmv2_encoder_select="h263_encoder"
015f8ee0 1267wmv3_decoder_select="vc1_decoder"
f0f86627 1268wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1269wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1270wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1271zlib_decoder_select="zlib"
1272zlib_encoder_select="zlib"
1273zmbv_decoder_select="zlib"
1274zmbv_encoder_select="zlib"
30fd06be 1275
28b80940
DB
1276# parsers
1277h264_parser_select="golomb"
1278
f1e94694
DB
1279# bitstream_filters
1280aac_adtstoasc_bsf_select="aac_parser"
1281
912f3148 1282# external libraries
1b71f045 1283libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1284libdirac_encoder_deps="libdirac"
c9171a83 1285libfaac_encoder_deps="libfaac"
69ddbd1d 1286libfaad_decoder_deps="libfaad"
4ec45764 1287libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1288libgsm_decoder_deps="libgsm"
1289libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1290libgsm_ms_decoder_deps="libgsm"
1291libgsm_ms_encoder_deps="libgsm"
1cc60c47 1292libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1293libopencore_amrnb_decoder_deps="libopencore_amrnb"
1294libopencore_amrnb_encoder_deps="libopencore_amrnb"
1295libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1296libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1297libschroedinger_decoder_deps="libschroedinger"
1298libschroedinger_encoder_deps="libschroedinger"
ae14f311 1299libspeex_decoder_deps="libspeex"
150d2772 1300libtheora_encoder_deps="libtheora"
b0caf888 1301libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1302libx264_encoder_deps="libx264"
1303libxvid_encoder_deps="libxvid"
30fd06be 1304
912f3148 1305# demuxers / muxers
03a76ba9 1306ac3_demuxer_deps="ac3_parser"
647c2356 1307asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1308avisynth_demuxer_deps="avisynth"
1309dirac_demuxer_deps="dirac_parser"
5b423887 1310eac3_demuxer_select="ac3_parser"
647c2356 1311ipod_muxer_select="mov_muxer"
4e622dea
SS
1312libnut_demuxer_deps="libnut"
1313libnut_muxer_deps="libnut"
647c2356 1314matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1315matroska_demuxer_suggest="zlib bzlib"
1316mov_demuxer_suggest="zlib"
1317mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1318mp4_muxer_select="mov_muxer"
1319mpegtsraw_demuxer_select="mpegts_demuxer"
1320mxf_d10_muxer_select="mxf_muxer"
24ca518b 1321ogg_demuxer_select="golomb"
647c2356 1322psp_muxer_select="mov_muxer"
4e622dea
SS
1323rtsp_demuxer_deps="sdp_demuxer"
1324sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1325spdif_muxer_select="aac_parser"
647c2356
DB
1326tg2_muxer_select="mov_muxer"
1327tgp_muxer_select="mov_muxer"
6bdaa5f4 1328w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1329
1330# indevs / outdevs
38e54a75
SS
1331alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1332alsa_indev_extralibs="-lasound"
1333alsa_outdev_deps="alsa_asoundlib_h"
1334alsa_outdev_extralibs="-lasound"
1335audio_beos_indev_deps="audio_beos"
1336audio_beos_indev_extralibs="-lmedia -lbe"
1337audio_beos_outdev_deps="audio_beos"
1338audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1339bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1340dv1394_indev_deps="dv1394 dv_demuxer"
1341jack_indev_deps="jack_jack_h"
1342jack_indev_extralibs="-ljack"
1343libdc1394_indev_deps="libdc1394"
38e54a75
SS
1344oss_indev_deps_any="soundcard_h sys_soundcard_h"
1345oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1346v4l_indev_deps="linux_videodev_h"
1347v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1348vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1349vfwcap_indev_extralibs="-lavicap32"
38e54a75 1350x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1351x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1352
912f3148 1353# protocols
3fff6382 1354gopher_protocol_deps="network"
c08fb000 1355http_protocol_deps="network"
cbf29889 1356rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1357rtp_protocol_deps="udp_protocol"
1358tcp_protocol_deps="network"
1359udp_protocol_deps="network"
1360
f7679c54 1361# filters
81124ba0 1362movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1363avfilter_lavf_deps="avformat"
1364
1365# libraries
1366avdevice_deps="avcodec avformat"
1367avformat_deps="avcodec"
f7679c54 1368
912f3148 1369# programs
5a0f7131
MR
1370ffmpeg_deps="avcodec avformat swscale"
1371ffplay_deps="avcodec avformat swscale sdl"
1372ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1373ffserver_extralibs='$ldl'
a2830dca 1374
c73f65d9 1375doc_deps="texi2html"
912f3148 1376
de6d9b64 1377# default parameters
8a608357 1378
2ba042a7 1379logfile="config.err"
8a608357
MR
1380
1381# installation paths
c9d19248
MR
1382prefix_default="/usr/local"
1383bindir_default='${prefix}/bin'
14a8acf1 1384datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1385incdir_default='${prefix}/include'
1386libdir_default='${prefix}/lib'
1387mandir_default='${prefix}/share/man'
1388shlibdir_default="$libdir_default"
8a608357
MR
1389
1390# toolchain
11e6d03a 1391ar="ar"
13c7df3d 1392cc_default="gcc"
a3d7c197 1393cc_version=\"unknown\"
9da6609f 1394host_cc_default="gcc"
11e6d03a 1395ln_s="ln -sf"
89641463 1396nm_default="nm"
11e6d03a 1397objformat="elf"
be7109c1 1398ranlib="ranlib"
0f3cb305 1399strip="strip"
11e6d03a 1400yasmexe="yasm"
8a608357 1401
8182dc34
MR
1402nm_opts='-g'
1403
8a608357 1404# machine
5e622c40 1405arch=$(uname -m)
38d0a8aa 1406cpu="generic"
8a608357 1407
8a608357 1408# OS
4f854758 1409target_os=$(tolower $(uname -s))
82bb3329 1410host_os=$target_os
8a608357 1411
8a608357 1412# configurable options
5a0f7131
MR
1413enable avcodec
1414enable avdevice
1415enable avformat
dc4f5a1c 1416enable avutil
c8a4ae00 1417enable asm
497237c7 1418enable debug
c73f65d9 1419enable doc
aa033b1e 1420enable fastdiv
497237c7
RP
1421enable ffmpeg
1422enable ffplay
1423enable ffserver
497237c7
RP
1424enable mpegaudio_hp
1425enable network
8400d6b8 1426enable optimizations
497237c7 1427enable protocols
530dc538 1428enable static
87a0fb62 1429enable stripping
5a0f7131 1430enable swscale
a9ddb5b1 1431enable swscale_alpha
8a608357 1432
8a608357 1433# build settings
9987769a 1434SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1435FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1436LIBPREF="lib"
1437LIBSUF=".a"
c5f14466
RP
1438FULLNAME='$(NAME)$(BUILDSUF)'
1439LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1440SLIBPREF="lib"
1441SLIBSUF=".so"
c5f14466 1442SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1443SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1444SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1445LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1446
7e6c86e6
MR
1447CC_O='-o $@'
1448
f0125de9 1449host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1450host_libs='-lm'
1451
9b861379 1452target_path='$(CURDIR)'
a7ada2ba 1453
0d7dca36
DB
1454# gcc stupidly only outputs the basename of targets with -MM, but we need the
1455# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1456DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1457DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1458
c597172e 1459# find source path
5e622c40 1460source_path="$(dirname "$0")"
497237c7 1461enable source_path_used
24524f36 1462if test -f configure; then
5e622c40 1463 source_path="$(pwd)"
497237c7 1464 disable source_path_used
c597172e 1465else
5e622c40 1466 source_path="$(cd "$source_path"; pwd)"
c597172e 1467 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1468 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1469 test -e "$source_path/config.h" &&
1470 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1471fi
1472
13cbe2c0 1473for v in "$@"; do
b04251c5
MR
1474 r=${v#*=}
1475 l=${v%"$r"}
1476 r=$(sh_quote "$r")
13cbe2c0
MR
1477 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1478done
c597172e 1479
73ef8980
MR
1480find_things(){
1481 thing=$1
1482 pattern=$2
1483 file=$source_path/$3
932ccf39 1484 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1485}
1486
1487ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1488DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1489HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1490PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1491BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1492MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1493DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1494OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1495INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1496PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1497FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1498
7483e694
DB
1499enable $ARCH_EXT_LIST \
1500 $DECODER_LIST \
1501 $ENCODER_LIST \
5666fd73 1502 $HWACCEL_LIST \
7483e694
DB
1503 $PARSER_LIST \
1504 $BSF_LIST \
1505 $DEMUXER_LIST \
1506 $MUXER_LIST \
f7679c54 1507 $FILTER_LIST \
7483e694
DB
1508 $PROTOCOL_LIST \
1509 $INDEV_LIST \
1510 $OUTDEV_LIST \
c597172e
MR
1511
1512die_unknown(){
1513 echo "Unknown option \"$1\"."
1514 echo "See $0 --help for available options."
1515 exit 1
1516}
1517
794f8e97 1518show_list() {
bf0c4afa
RP
1519 suffix=_$1
1520 shift
2b444ea7 1521 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1522 exit 0
1523}
1524
c597172e 1525for opt do
7483e694
DB
1526 optval="${opt#*=}"
1527 case "$opt" in
0f010b2f 1528 --extra-ldflags=*) add_ldflags $optval
7483e694 1529 ;;
0f010b2f 1530 --extra-libs=*) add_extralibs $optval
7483e694 1531 ;;
8fb1cb58 1532 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1533 ;;
40bcf4c7
BL
1534 --enable-debug=*) debuglevel="$optval"
1535 ;;
7483e694 1536 --enable-*=*|--disable-*=*)
8b93ddc3 1537 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1538 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1539 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1540 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1541 $action $(filter "$name" $list)
7483e694
DB
1542 ;;
1543 --enable-?*|--disable-?*)
5e622c40 1544 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1545 if is_in $option $COMPONENT_LIST; then
fed5d54b 1546 test $action = disable && action=unset
e3773a55
MR
1547 eval $action \$$(toupper ${option%s})_LIST
1548 elif is_in $option $CMDLINE_SELECT; then
1549 $action $option
1550 else
1551 die_unknown $opt
1552 fi
7483e694
DB
1553 ;;
1554 --list-*)
1555 NAME="${opt#--list-}"
1556 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1557 NAME=${NAME%s}
1558 eval show_list $NAME \$$(toupper $NAME)_LIST
1559 ;;
1560 --help|-h) show_help
1561 ;;
1562 *)
884a36a7 1563 optname="${opt%%=*}"
26759c44
MR
1564 optname="${optname#--}"
1565 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1566 if is_in $optname $CMDLINE_SET; then
1567 eval $optname='$optval'
1568 elif is_in $optname $CMDLINE_APPEND; then
1569 append $optname "$optval"
1570 else
1571 die_unknown $opt
1572 fi
7483e694
DB
1573 ;;
1574 esac
c597172e
MR
1575done
1576
bcea99bb
MR
1577disabled logging && logfile=/dev/null
1578
13cbe2c0 1579echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1580set >> $logfile
1581
9da6609f
MR
1582test -n "$cross_prefix" && enable cross_compile
1583
adb2b908 1584ar="${cross_prefix}${ar}"
11e6d03a 1585cc_default="${cross_prefix}${cc_default}"
20e0ed95 1586nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1587ranlib="${cross_prefix}${ranlib}"
1588strip="${cross_prefix}${strip}"
1589
c5200f17
MR
1590sysinclude_default="${sysroot}/usr/include"
1591
75800dce 1592set_default cc nm sysinclude
9da6609f
MR
1593enabled cross_compile || host_cc_default=$cc
1594set_default host_cc
13c7df3d 1595
82bb3329
MR
1596exesuf() {
1597 case $1 in
1598 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1599 esac
1600}
1601
1602EXESUF=$(exesuf $target_os)
1603HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1604
e4e69e0b 1605# set temporary file name
a49d42c2 1606: ${TMPDIR:=$TEMPDIR}
c51fafa1 1607: ${TMPDIR:=$TMP}
a49d42c2 1608: ${TMPDIR:=/tmp}
e4e69e0b 1609
54460a83
MR
1610if ! check_cmd type mktemp; then
1611 # simple replacement for missing mktemp
1612 # NOT SAFE FOR GENERAL USE
1613 mktemp(){
1614 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1615 }
1616fi
1617
1618tmpfile(){
1619 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1620 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1621 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1622 append TMPFILES $tmp
1623 eval $1=$tmp
1624}
1625
1626trap 'rm -f -- $TMPFILES' EXIT
1627trap exit HUP INT TERM
1628
1629tmpfile TMPC .c
1630tmpfile TMPE $EXESUF
1631tmpfile TMPH .h
1632tmpfile TMPO .o
1633tmpfile TMPS .S
a482e61b 1634tmpfile TMPV .ver
54460a83
MR
1635tmpfile TMPSH .sh
1636
1637unset -f mktemp
e4e69e0b 1638
993f2d0f
MR
1639# make sure we can execute files in $TMPDIR
1640cat > $TMPSH 2>> $logfile <<EOF
1641#! /bin/sh
1642EOF
1643chmod +x $TMPSH >> $logfile 2>&1
1644if ! $TMPSH >> $logfile 2>&1; then
1645 cat <<EOF
1646Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1647variable to another directory and make sure that it is not mounted noexec.
1648EOF
1649 die "Sanity test failed."
1650fi
993f2d0f 1651
19b4c628
MR
1652filter_cflags=echo
1653filter_cppflags=echo
1654filter_asflags=echo
1655
8f0c157a 1656if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1657 cc_type=gcc
a3d7c197 1658 cc_version=__VERSION__
aef6bd1b
MR
1659 if ! $cc -dumpversion | grep -q '^2\.'; then
1660 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1661 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1662 fi
14ca9cd0
MR
1663 speed_cflags='-O3'
1664 size_cflags='-Os'
629687f6
MR
1665elif $cc --version 2>/dev/null | grep -q Intel; then
1666 cc_type=icc
6e3fa35d 1667 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1668 CC_DEPFLAGS='-MMD'
1669 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1670 speed_cflags='-O3'
1671 size_cflags='-Os'
629687f6
MR
1672elif $cc -v 2>&1 | grep -q xlc; then
1673 cc_type=xlc
6e3fa35d 1674 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1675 speed_cflags='-O5'
1676 size_cflags='-O5 -qcompact'
df442a8d
MR
1677elif $cc -V 2>/dev/null | grep -q Compaq; then
1678 cc_type=ccc
6e3fa35d 1679 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1680 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1681 debuglevel=3
df442a8d 1682 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1683 speed_cflags='-fast'
1684 size_cflags='-O1'
6a0d5493 1685elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1686 test -d "$sysroot" || die "No valid sysroot specified."
1687 cc_type=armcc
6e3fa35d 1688 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1689 armcc_conf="$PWD/armcc.conf"
1690 $cc --arm_linux_configure \
1691 --arm_linux_config_file="$armcc_conf" \
1692 --configure_sysroot="$sysroot" \
1693 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1694 die "Error creating armcc configuration file."
1695 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1696 as_default="${cross_prefix}gcc"
07dec06e
MR
1697 CC_DEPFLAGS='-MMD'
1698 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1699 speed_cflags='-O3'
1700 size_cflags='-Os'
6fec122a
MR
1701elif $cc -version 2>/dev/null | grep -q TMS470; then
1702 cc_type=tms470
6e3fa35d 1703 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1704 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1705 CC_O='-fr=$(@D)'
1706 as_default="${cross_prefix}gcc"
1707 ld_default="${cross_prefix}gcc"
6fec122a
MR
1708 TMPO=$(basename $TMPC .c).o
1709 append TMPFILES $TMPO
1710 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1711 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1712 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1713 speed_cflags='-O3 -mf=5'
1714 size_cflags='-O3 -mf=2'
6fec122a
MR
1715 filter_cflags=tms470_flags
1716 tms470_flags(){
1717 for flag; do
1718 case $flag in
1719 -march=*|-mcpu=*)
1720 case "${flag#*=}" in
1721 armv7-a|cortex-a*) echo -mv=7a8 ;;
1722 armv7-r|cortex-r*) echo -mv=7r4 ;;
1723 armv7-m|cortex-m*) echo -mv=7m3 ;;
1724 armv6*|arm11*) echo -mv=6 ;;
1725 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1726 echo -mv=5e ;;
1727 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1728 esac
1729 ;;
1730 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1731 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1732 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1733 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1734 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1735 -g) echo -g -mn ;;
587d24ff 1736 -pds=*) echo $flag ;;
6fec122a
MR
1737 esac
1738 done
1739 }
06da6943
DC
1740elif $cc -v 2>&1 | grep -q clang; then
1741 cc_type=clang
1742 cc_version=__VERSION__
1743 CC_DEPFLAGS='-MMD'
1744 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1745 speed_cflags='-O3'
1746 size_cflags='-Os'
2a472e9c
MK
1747elif $cc -V 2>&1 | grep -q Sun; then
1748 cc_type=suncc
1749 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1750 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1751 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1752 speed_cflags='-O5'
1753 size_cflags='-O5 -xspace'
03279bbe
MK
1754 filter_cflags=suncc_flags
1755 suncc_flags(){
1756 for flag; do
1757 case $flag in
1758 -march=*|-mcpu=*)
1759 case "${flag#*=}" in
1760 native) echo -xtarget=native ;;
1761 v9) echo -xarch=sparc ;;
1762 ultrasparc) echo -xarch=sparcvis ;;
1763 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1764 i586|pentium) echo -xchip=pentium ;;
1765 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1766 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1767 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1768 pentium4*) echo -xtarget=pentium4 ;;
1769 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1770 *-sse3) echo -xarch=sse3 ;;
1771 core2) echo -xarch=ssse3 -xchip=core2 ;;
1772 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1773 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1774 k8|opteron|athlon64|athlon-fx)
1775 echo -xarch=sse2a ;;
1776 athlon*) echo -xarch=pentium_proa ;;
1777 esac
1778 ;;
1779 -std=c99) echo -xc99 ;;
1780 -fomit-frame-pointer) echo -xregs=frameptr ;;
1781 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1782 -W*,*) echo $flag ;;
1783 -f*-*|-W*) ;;
1784 *) echo $flag ;;
1785 esac
1786 done
1787 }
629687f6
MR
1788fi
1789
1790test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1791
75bafbac 1792: ${as_default:=$cc}
50567afa 1793: ${dep_cc_default:=$cc}
684b28e0 1794: ${ld_default:=$cc}
50567afa 1795set_default as dep_cc ld
75800dce 1796
07dec06e
MR
1797test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1798test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1799
7f32f40c 1800add_cflags $extra_cflags
2f2e6c7c 1801add_asflags $extra_cflags
7f32f40c 1802
154d432c
MR
1803if test -n "$sysroot"; then
1804 case "$cc_type" in
1805 gcc)
467256f2 1806 add_cppflags --sysroot="$sysroot"
154d432c
MR
1807 add_ldflags --sysroot="$sysroot"
1808 ;;
6fec122a
MR
1809 tms470)
1810 add_cppflags -I"$sysinclude"
1811 add_ldflags --sysroot="$sysroot"
1812 ;;
06da6943
DC
1813 clang)
1814 add_cppflags -isysroot="$sysroot"
1815 add_ldflags -isysroot="$sysroot"
1816 ;;
154d432c
MR
1817 esac
1818fi
1819
d22c13a8
MR
1820if test "$cpu" = host; then
1821 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1822
1823 case "$cc_type" in
1824 gcc)
1825 check_native(){
1826 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1827 sed -n "/$1=/{
1828 s/.*$1=\\([^ ]*\\).*/\\1/
1829 p
1830 q
1831 }" $TMPE
d22c13a8
MR
1832 }
1833 cpu=$(check_native -march || check_native -mcpu)
1834 ;;
1835 esac
1836
1837 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1838fi
1839
e939cedd
MR
1840# Deal with common $arch aliases
1841case "$arch" in
1842 arm*)
1843 arch="arm"
1844 ;;
1845 mips|mipsel|IP*)
1846 arch="mips"
1847 ;;
1848 mips64)
1849 arch="mips"
1850 subarch="mips64"
1851 ;;
1852 parisc|hppa)
1853 arch="parisc"
1854 ;;
1855 parisc64|hppa64)
1856 arch="parisc"
1857 subarch="parisc64"
1858 ;;
1859 "Power Macintosh"|ppc|powerpc)
1860 arch="ppc"
1861 ;;
1862 ppc64)
1863 arch="ppc"
1864 subarch="ppc64"
1865 ;;
1866 s390|s390x)
1867 arch="s390"
1868 ;;
1869 sh4|sh)
1870 arch="sh4"
1871 ;;
1872 sun4u|sparc64)
1873 arch="sparc"
1874 subarch="sparc64"
1875 ;;
1876 i[3-6]86|i86pc|BePC|x86_64|amd64)
1877 arch="x86"
1878 ;;
1879esac
1880
1881is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1882enable $arch
e939cedd 1883
df5cdc24 1884# Add processor-specific flags
5d54c126
MR
1885if test "$cpu" = generic; then
1886 : do nothing
1887elif enabled ppc; then
343aef9b 1888
56348891
MR
1889 case $(tolower $cpu) in
1890 601|ppc601|powerpc601)
9dbd5c3d
MR
1891 cpuflags="-mcpu=601"
1892 ;;
56348891 1893 603*|ppc603*|powerpc603*)
9dbd5c3d
MR
1894 cpuflags="-mcpu=603"
1895 ;;
56348891 1896 604*|ppc604*|powerpc604*)
9dbd5c3d
MR
1897 cpuflags="-mcpu=604"
1898 ;;
56348891 1899 g3|75*|ppc75*|powerpc75*)
9dbd5c3d
MR
1900 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1901 ;;
56348891 1902 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1903 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1904 ;;
56348891 1905 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1906 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1907 ;;
56348891 1908 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1909 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1910 ;;
56348891 1911 cell)
9dbd5c3d
MR
1912 cpuflags="-mcpu=cell"
1913 enable ldbrx
1914 ;;
7b0b81a1
AL
1915 e500v2)
1916 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1917 disable altivec
1918 ;;
1919 e500)
1920 cpuflags="-mcpu=8540 -mhard-float"
1921 disable altivec
1922 ;;
9dbd5c3d 1923 esac
343aef9b
MR
1924
1925elif enabled x86; then
1926
9dbd5c3d
MR
1927 case $cpu in
1928 i[345]86|pentium)
1929 cpuflags="-march=$cpu"
1930 disable mmx
1931 ;;
1932 # targets that do NOT support conditional mov (cmov)
1933 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1934 cpuflags="-march=$cpu"
1935 disable cmov
1936 ;;
1937 # targets that do support conditional mov (cmov)
1938 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1939 cpuflags="-march=$cpu"
1940 enable cmov
1941 enable fast_cmov
1942 ;;
1943 # targets that do support conditional mov but on which it's slow
1944 pentium4|pentium4m|prescott|nocona)
1945 cpuflags="-march=$cpu"
1946 enable cmov
1947 disable fast_cmov
1948 ;;
1949 esac
343aef9b
MR
1950
1951elif enabled sparc; then
1952
9dbd5c3d
MR
1953 case $cpu in
1954 sparc64)
1955 cpuflags="-mcpu=v9"
1956 ;;
1957 esac
343aef9b
MR
1958
1959elif enabled arm; then
1960
34ba23c9
MR
1961 case $cpu in
1962 armv*)
1963 cpuflags="-march=$cpu"
1964 ;;
1965 *)
1966 cpuflags="-mcpu=$cpu"
1967 ;;
1968 esac
343aef9b
MR
1969
1970elif enabled alpha; then
1971
34ba23c9 1972 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1973
1974elif enabled bfin; then
1975
34ba23c9 1976 cpuflags="-mcpu=$cpu"
343aef9b
MR
1977
1978elif enabled mips; then
1979
34ba23c9 1980 cpuflags="-march=$cpu"
343aef9b
MR
1981
1982elif enabled avr32; then
1983
9dbd5c3d
MR
1984 case $cpu in
1985 ap7[02]0[0-2])
1986 subarch="avr32_ap"
1987 cpuflags="-mpart=$cpu"
1988 ;;
1989 ap)
1990 subarch="avr32_ap"
1991 cpuflags="-march=$cpu"
1992 ;;
1993 uc3[ab]*)
1994 subarch="avr32_uc"
1995 cpuflags="-mcpu=$cpu"
1996 ;;
1997 uc)
1998 subarch="avr32_uc"
1999 cpuflags="-march=$cpu"
2000 ;;
2001 esac
df5cdc24 2002
343aef9b
MR
2003fi
2004
df5cdc24
MR
2005add_cflags $cpuflags
2006add_asflags $cpuflags
2007
993f2d0f
MR
2008# compiler sanity check
2009check_exec <<EOF
2010int main(void){ return 0; }
2011EOF
2012if test "$?" != 0; then
2013 echo "$cc is unable to create an executable file."
2014 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2015 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2016 echo "Only do this if you know what cross compiling means."
2017 fi
2018 die "C compiler test failed."
2019fi
2020
38a9c529 2021add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2022check_cflags -std=c99
50a334e4 2023check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2024#include <stdlib.h>
2025EOF
50a334e4 2026check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2027#include <stdlib.h>
2028EOF
e9b9a2f8 2029
f0125de9
MR
2030check_host_cflags -std=c99
2031
b24dbcbd 2032case "$arch" in
e939cedd 2033 alpha|ia64|mips|parisc|sparc)
8a3c8627 2034 spic=$shared
b24dbcbd 2035 ;;
e939cedd 2036 x86)
cfdb6148 2037 subarch="x86_32"
e939cedd 2038 check_cc <<EOF && subarch="x86_64"
58b3536d 2039 int test[(int)sizeof(char*) - 7];
cfdb6148 2040EOF
de27f4d9 2041 if test "$subarch" = "x86_64"; then
e939cedd 2042 spic=$shared
de27f4d9 2043 fi
b24dbcbd 2044 ;;
b24dbcbd
RP
2045esac
2046
343aef9b 2047enable $subarch
8a3c8627 2048enabled spic && enable pic
5755bc88 2049check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2050
7483e694 2051# OS specific
4f854758 2052case $target_os in
7483e694 2053 beos|haiku|zeta)
c9d19248 2054 prefix_default="$HOME/config"
7483e694 2055 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2056 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2057 case "$gcc_version" in
2058 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2059 disable mmx
2060 ;;
2061 *20010315*) echo "BeBits gcc"
0f010b2f 2062 add_cflags -fno-expensive-optimizations
7483e694
DB
2063 ;;
2064 esac
7483e694
DB
2065 SHFLAGS=-nostart
2066 # enable BeOS things
2067 enable audio_beos
2068 # no need for libm, but the inet stuff
2069 # Check for BONE
2070 # XXX: actually should check for NOT net_server
78fe7631 2071 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2072 network_extralibs="-lbind -lsocket"
2073 else
2074 enable beos_netserver
2075 network_extralibs="-lnet"
2076 fi ;;
2077 sunos)
2078 FFSERVERLDFLAGS=""
9987769a 2079 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2080 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2081 network_extralibs="-lsocket -lnsl"
50a334e4 2082 add_cppflags -D__EXTENSIONS__
8182dc34 2083 nm_opts='-P -g'
7483e694
DB
2084 ;;
2085 netbsd)
07a8eef6
MR
2086 oss_indev_extralibs="-lossaudio"
2087 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2088 ;;
2089 openbsd)
89e053f8 2090 enable malloc_aligned
7c4a001a
MR
2091 # On OpenBSD 4.5. the compiler does not use PIC unless
2092 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2093 # however the generated executable will not do anything
2094 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2095 # Thus explicitly enable PIC here.
cd78208b 2096 enable pic
7483e694 2097 SHFLAGS='-shared'
07a8eef6
MR
2098 oss_indev_extralibs="-lossaudio"
2099 oss_outdev_extralibs="-lossaudio"
7483e694 2100 ;;
90b4f091 2101 freebsd|dragonfly)
89e053f8 2102 enable malloc_aligned
7483e694
DB
2103 ;;
2104 bsd/os)
2105 osextralibs="-lpoll -lgnugetopt"
2106 strip="strip -d"
2107 ;;
2108 darwin)
89e053f8 2109 enable malloc_aligned
0138c54e 2110 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2111 strip="strip -x"
2112 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2113 SLIBSUF=".dylib"
2114 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2115 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2116 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2117 objformat="macho"
1b0f6fb8 2118 enabled x86_64 && objformat="macho64"
8dfa86f7 2119 enabled_any pic shared ||
2704bd1a 2120 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2121 ;;
2122 mingw32*)
9d3f4f50 2123 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2124 disable network
2125 else
2126 target_os=mingw32
2127 fi
dcc01c06 2128 LIBTARGET=i386
1fc9fb8a 2129 if enabled x86_64; then
89e053f8 2130 enable malloc_aligned
dcc01c06 2131 LIBTARGET=x64
336cc1b0
MS
2132 elif enabled arm; then
2133 LIBTARGET=arm
dcc01c06 2134 fi
fbd971a4 2135 shlibdir_default="$bindir_default"
7483e694
DB
2136 disable ffserver
2137 SLIBPREF=""
2138 SLIBSUF=".dll"
7483e694
DB
2139 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2140 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2141 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2142 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2143 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2144 install -d "$(LIBDIR)"; \
2145 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2146 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2147 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2148 objformat="win32"
bc574408 2149 enable dos_paths
1894e741 2150 check_cflags -fno-common
b1549d61 2151 if ! enabled x86_64; then
f7ad5aa2
RP
2152 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2153 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2154 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2155 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2156 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2157 fi
7483e694
DB
2158 ;;
2159 cygwin*)
4f854758 2160 target_os=cygwin
fbd971a4 2161 shlibdir_default="$bindir_default"
7483e694
DB
2162 SLIBPREF="cyg"
2163 SLIBSUF=".dll"
2164 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2165 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2166 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2167 objformat="win32"
bc574408 2168 enable dos_paths
1894e741 2169 check_cflags -fno-common
7483e694 2170 ;;
4f365f37 2171 *-dos|freedos|opendos)
fdf11906 2172 disable ffplay ffserver
4f365f37
MK
2173 disable $INDEV_LIST $OUTDEV_LIST
2174 network_extralibs="-lsocket"
ff1c015d 2175 objformat="coff"
bc574408 2176 enable dos_paths
4f365f37 2177 ;;
7483e694 2178 linux)
7483e694
DB
2179 enable dv1394
2180 ;;
2181 irix*)
4f854758 2182 target_os=irix
7483e694
DB
2183 ranlib="echo ignoring ranlib"
2184 ;;
d22e8442 2185 os/2*)
d22e8442
DY
2186 strip="lxlite"
2187 ln_s="cp -f"
d22e8442 2188 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2189 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2190 FFSERVERLDFLAGS=""
287d3b13 2191 LIBSUF="_s.a"
d22e8442
DY
2192 SLIBPREF=""
2193 SLIBSUF=".dll"
2194 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2195 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2196 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2197 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2198 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2199 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2200 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2201 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2202 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2203 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2204 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2205 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2206 enable dos_paths
d22e8442 2207 ;;
83993c1c
AM
2208 gnu/kfreebsd)
2209 ;;
34e82167 2210 gnu)
34e82167 2211 ;;
d22e8442 2212
7483e694 2213 *)
4f924f9a 2214 die "Unknown OS '$target_os'."
7483e694
DB
2215 ;;
2216esac
2217
c9d19248
MR
2218set_default $PATHS_LIST
2219
c597172e 2220add_extralibs $osextralibs
de6d9b64 2221
28d8e661
DB
2222# Combine FFLDFLAGS and the LDFLAGS environment variable.
2223LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2224
320d060a 2225# we need to build at least one lib type
93b3c083 2226if ! enabled_any static shared; then
320d060a
DB
2227 cat <<EOF
2228At least one library type must be built.
2229Specify --enable-static to build the static libraries or --enable-shared to
2230build the shared libraries as well. To only build the shared libraries specify
2231--disable-static in addition to --enable-shared.
2232EOF
2233 exit 1;
2234fi
2235
abc4e572 2236disabled static && LIBNAME=""
2a320695 2237
a2234ceb
RP
2238if enabled_any libfaad libfaadbin ; then
2239 if check_header faad.h; then
295b8c70 2240 check_cc <<EOF
a2234ceb
RP
2241#include <faad.h>
2242#ifndef FAAD2_VERSION
2243ok faad1
2244#endif
db817cf3 2245int main(void) { return 0; }
a2234ceb
RP
2246EOF
2247 test $? = 0 && enable libfaad2
2248 else
ff3dac65 2249 die "FAAD test failed."
a2234ceb
RP
2250 fi
2251fi
2252
2253
2184c6f7 2254die_license_disabled() {
4c27207c 2255 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2256}
2257
2258die_license_disabled gpl libfaad2
2259die_license_disabled gpl libx264
2260die_license_disabled gpl libxvid
2261die_license_disabled gpl postproc
2262die_license_disabled gpl x11grab
2263
2f7ae63b 2264die_license_disabled nonfree libfaac
b2e3c528 2265
0b175caa
DB
2266die_license_disabled version3 libopencore_amrnb
2267die_license_disabled version3 libopencore_amrwb
2268
9cad0e4e 2269enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2270
9eeed841 2271check_deps $ARCH_EXT_LIST
0f3cb305 2272
40617a6d 2273disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2274
e276d9e8
MR
2275enable_pic() {
2276 enable pic
bce7b696
MR
2277 add_cppflags -DPIC
2278 add_cflags -fPIC
2279 add_asflags -fPIC
e276d9e8
MR
2280}
2281
2282enabled pic && enable_pic
bce7b696 2283
b4d96ba2
MR
2284check_cc <<EOF || die "Symbol mangling check failed."
2285int ff_extern;
2286EOF
8182dc34 2287sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2288extern_prefix=${sym%%ff_extern*}
2289
f65883c8
MR
2290check_cc <<EOF && enable inline_asm
2291void foo(void) { __asm__ volatile ("" ::); }
2292EOF
61d251db 2293
df5e3978
MR
2294_restrict=
2295for restrict_keyword in restrict __restrict__ __restrict; do
2296 check_cc <<EOF && _restrict=$restrict_keyword && break
2297void foo(char * $restrict_keyword p);
2298EOF
2299done
2300
2301check_cc <<EOF && enable attribute_packed
2302struct { int x; } __attribute__((packed)) x;
2303EOF
2304
dffb41b9
MR
2305check_cc <<EOF && enable attribute_may_alias
2306union { int x; } __attribute__((may_alias)) x;
2307EOF
2308
df5e3978
MR
2309check_cc <<EOF || die "endian test failed"
2310unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2311EOF
48fc536a 2312od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2313
e939cedd
MR
2314if enabled alpha; then
2315
2316 check_cflags -mieee
2317
2318elif enabled arm; then
e45391bb 2319
50fa82e6
MR
2320 check_cflags -marm
2321
fa0912fe
MR
2322 check_ld <<EOF && enable vfp_args
2323__asm__ (".eabi_attribute 28, 1");
2324int main(void) { return 0; }
2325EOF
2326
2327 # We have to check if pld is a nop and disable it.
2328 check_asm pld '"pld [r0]"'
2329
2330 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2331 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2332 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2333 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2334 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2335 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2336
e276d9e8
MR
2337 enabled_all armv6t2 shared !pic && enable_pic
2338
e939cedd
MR
2339elif enabled ia64; then
2340
2341 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2342 enabled shared && enable_weak hardcoded_tables
2343
fa0912fe 2344elif enabled mips; then
e45391bb 2345
fa0912fe
MR
2346 check_asm loongson '"dmult.g $1, $2, $3"'
2347 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2348
fa0912fe 2349elif enabled ppc; then
e45391bb 2350
fa0912fe
MR
2351 check_asm dcbzl '"dcbzl 0, 1"'
2352 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2353 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2354
2355 # AltiVec flags: The FSF version of GCC differs from the Apple version
2356 if enabled altivec; then
2357 check_cflags -maltivec -mabi=altivec &&
2358 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2359 check_cflags -faltivec
2360
2361 # check if our compiler supports Motorola AltiVec C API
2362 check_cc <<EOF || disable altivec
2363$inc_altivec_h
2364int main(void) {
2365 vector signed int v1, v2, v3;
2366 v1 = vec_add(v2,v3);
2367 return 0;
2368}
2369EOF
2370
2371 # check if our compiler supports braces for vector declarations
2372 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2373$inc_altivec_h
2374int main (void) { (vector int) {1}; return 0; }
2375EOF
2376 fi
e45391bb 2377
fa0912fe 2378elif enabled sparc; then
e45391bb 2379
fa0912fe
MR
2380 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2381 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2382
fa0912fe 2383elif enabled x86; then
e45391bb 2384
44965991
PI
2385 # check whether EBP is available on x86
2386 # As 'i' is stored on the stack, this program will crash
2387 # if the base pointer is used to access it because the
2388 # base pointer is cleared in the inline assembly code.
7dfef245 2389 check_exec_crash <<EOF && enable ebp_available
44965991 2390 volatile int i=0;
be449fca 2391 __asm__ volatile (
44965991
PI
2392 "xorl %%ebp, %%ebp"
2393 ::: "%ebp");
2394 return i;
44965991
PI
2395EOF
2396
f494213c 2397 # check whether EBX is available on x86
7cee5421
MR
2398 check_asm ebx_available '""::"b"(0)' &&
2399 check_asm ebx_available '"":::"%ebx"'
8e380710 2400
d3a4b4e0
DB
2401 # check whether more than 10 operands are supported
2402 check_cc <<EOF && enable ten_operands
2403int main(void) {
2404 int x=0;
2405 __asm__ volatile(
2406 ""
2407 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2408 );
2409 return 0;
2410}
2411EOF
2412
d7f0920b 2413 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2414 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2415 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2416
2417 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2418
d52481b9 2419 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2420 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2421 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2422 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2423 case "$objformat" in
2424 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2425 esac
7595a5e4 2426 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2427
669b5583
MR
2428 case "$cpu" in
2429 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2430 disable fast_clz
2431 ;;
2432 esac
2433
44965991
PI
2434fi
2435
a98bb16d
RP
2436if check_func dlopen; then
2437 ldl=
2438elif check_func dlopen -ldl; then
2439 ldl=-ldl
8bf5d58f
MN
2440fi
2441
75ecf149
DB
2442# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2443check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2444
7483e694 2445check_func fork
84882df6 2446check_func getaddrinfo $network_extralibs
7483e694
DB
2447check_func gethrtime
2448check_func getrusage
094c09bb 2449check_func inet_aton $network_extralibs
abfc8d05 2450check_func isatty
4ae40685 2451check_func ${malloc_prefix}memalign && enable memalign
7483e694 2452check_func mkstemp
4ae40685 2453check_func ${malloc_prefix}posix_memalign && enable posix_memalign
b507ebd1 2454check_func_headers io.h setmode
e4673692 2455check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2456check_func_headers windows.h GetProcessTimes
7c5bfe7a 2457check_func_headers windows.h VirtualAlloc
6ffa87d3 2458
e16e49ac 2459check_header conio.h
a98bb16d 2460check_header dlfcn.h
92c6a099 2461check_header dxva2api.h
a98bb16d 2462check_header malloc.h
bf6ce82d 2463check_header poll.h
b58412f1 2464check_header sys/mman.h
b091aa44 2465check_header sys/resource.h
bf6ce82d 2466check_header sys/select.h
a98bb16d 2467check_header termios.h
272081b0
CEH
2468check_header vdpau/vdpau.h
2469check_header vdpau/vdpau_x11.h
68178ca9 2470check_header X11/extensions/XvMClib.h
a98bb16d 2471
9104cd51
RP
2472check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2473
89e053f8
MR
2474if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2475 enabled_any $need_memalign ; then
1f91cdce 2476 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2477fi
e16e49ac 2478
a4fa192c 2479disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2480disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2481
2482# check for some common methods of building with pthread support
2483# do this before the optional library checks as some of them require pthreads
2484if enabled pthreads; then
9e7fd101
MR
2485 if check_func pthread_create; then
2486 :
2487 elif check_func pthread_create -pthread; then
2488 add_cflags -pthread
afc9aee2 2489 add_extralibs -pthread
9e7fd101
MR
2490 elif check_func pthread_create -pthreads; then
2491 add_cflags -pthreads
afc9aee2 2492 add_extralibs -pthreads
8d94f606
GT
2493 elif check_func pthread_create -lpthreadGC2; then
2494 add_extralibs -lpthreadGC2
9e7fd101
MR
2495 elif ! check_lib pthread.h pthread_create -lpthread; then
2496 die "ERROR: can't find pthreads library"
2497 fi
57bd82d4
MR
2498fi
2499
8eee7025 2500for thread in $THREADS_LIST; do
e5f94c2b 2501 if enabled $thread; then
3ae3b721
RP
2502 test -n "$thread_type" &&
2503 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2504 thread_type="$thread"
e5f94c2b
RP
2505 fi
2506done
2507
fdf88598 2508check_lib math.h sin -lm
ff418735 2509check_lib va/va.h vaInitialize -lva
fdf88598 2510
6b7c7703
VS
2511check_func exp2
2512check_func exp2f
ad420e25
MR
2513check_func llrint
2514check_func log2
6b7c7703 2515check_func log2f
ad420e25
MR
2516check_func lrint
2517check_func lrintf
2518check_func round
2519check_func roundf
2520check_func truncf
f32adb22 2521
57bd82d4 2522# these are off by default, so fail if requested and not available
a1b3c5a3 2523enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2524enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2525 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2526 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2527enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2528enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2529enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2530enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2531enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2532enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2533enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2534enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2535enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2536 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2537enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2538enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2539enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2540enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2541 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2542 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2543enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2544enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2545
0b4a1821
AS
2546# libdc1394 check
2547if enabled libdc1394; then
2548 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2549 enable libdc1394_2; } ||
2550 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2551 enable libdc1394_1; } ||
2552 die "ERROR: No version of libdc1394 found "
2553fi
2554
6a1a892f 2555SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2556if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2557 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2558 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2559 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2560 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2561 enable sdl &&
2562 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2563fi
57bd82d4 2564
2270b4b2 2565texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2566
73b46a95 2567if enabled network; then
96000432 2568 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2569 check_type netdb.h "struct addrinfo"
b4d68544
MS
2570 check_type netinet/in.h "struct ipv6_mreq"
2571 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2572 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2573 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2574 # Prefer arpa/inet.h over winsock2
2575 if check_header arpa/inet.h ; then
2576 check_func closesocket
2577 elif check_header winsock2.h ; then
f4c13872
MS
2578 check_func_headers winsock2.h closesocket -lws2 && \
2579 network_extralibs="-lws2" || \
2580 { check_func_headers winsock2.h closesocket -lws2_32 && \
2581 network_extralibs="-lws2_32"; }
72be9e73 2582 check_type ws2tcpip.h socklen_t
c0018613 2583 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2584 check_type ws2tcpip.h "struct ipv6_mreq"
2585 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2586 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2587 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2588 else
2589 disable network
73b46a95
RP
2590 fi
2591fi
2592
06e31011
RP
2593check_header linux/videodev.h
2594check_header linux/videodev2.h
1b6e8b73 2595check_header sys/videoio.h
47f38850 2596
27796dc3 2597check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2598
f8aa696f 2599# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2600{ check_header dev/bktr/ioctl_meteor.h &&
2601 check_header dev/bktr/ioctl_bt848.h; } ||
2602{ check_header machine/ioctl_meteor.h &&
2603 check_header machine/ioctl_bt848.h; } ||
2604{ check_header dev/video/meteor/ioctl_meteor.h &&
2605 check_header dev/video/bktr/ioctl_bt848.h; } ||
2606check_header dev/ic/bt8xx.h
f8aa696f 2607
c7682de0
RP
2608check_header sys/soundcard.h
2609check_header soundcard.h
deb29777 2610
b6f3d925 2611enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2612
0e57fe17 2613enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2614
56a059ac 2615enabled x11grab &&
f58f4ce1
GP
2616check_header X11/Xlib.h &&
2617check_header X11/extensions/XShm.h &&
0a045661 2618check_header X11/extensions/Xfixes.h &&
f58f4ce1 2619check_func XOpenDisplay -lX11 &&
781c1aa6
R
2620check_func XShmCreateImage -lX11 -lXext &&
2621check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2622
598ef02b 2623if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2624check_cpp_condition \
2625 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2626 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2627 disable vdpau; }
abf649c7 2628fi
deda2a4a 2629
95e561ec 2630enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2631
2632# add some useful compiler flags if supported
2633check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2634check_cflags -Wall
2635check_cflags -Wno-switch
c07bd6a9
MN
2636check_cflags -Wdisabled-optimization
2637check_cflags -Wpointer-arith
2638check_cflags -Wredundant-decls
cc1fb623 2639check_cflags -Wno-pointer-sign
f4929996 2640check_cflags -Wcast-qual
9aceb3cf 2641check_cflags -Wwrite-strings
652a5bf6 2642check_cflags -Wtype-limits
764551c6 2643check_cflags -Wundef
5af4e0cc 2644enabled extra_warnings && check_cflags -Winline
cf9d24ad 2645
57bd82d4 2646# add some linker flags
5c0e9479 2647check_ldflags -Wl,--warn-common
8351d2ba
DB
2648check_ldflags -Wl,--as-needed
2649check_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 2650check_ldflags -Wl,-Bsymbolic
94a3401e 2651
a482e61b
MR
2652echo "X{};" > $TMPV
2653test_ldflags -Wl,--version-script,$TMPV &&
2654 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2655
bd2216e4 2656if enabled small; then
14ca9cd0 2657 add_cflags $size_cflags
8400d6b8
DB
2658 optimizations="small"
2659elif enabled optimizations; then
14ca9cd0 2660 add_cflags $speed_cflags
cddf3f45 2661fi
11fdbc44 2662check_cflags -fno-math-errno
b2eb2ff0 2663check_cflags -fno-signed-zeros
cddf3f45 2664
629687f6 2665if enabled icc; then
b1598b58
MR
2666 # Just warnings, no remarks
2667 check_cflags -w1
2668 # -wd: Disable following warnings
2669 # 144, 167, 556: -Wno-pointer-sign
2670 # 10006: ignoring unknown option -fno-signed-zeros
2671 # 10156: ignoring option '-W'; no argument required
2672 check_cflags -wd144,167,556,10006,10156
2673 # 11030: Warning unknown option --as-needed
2674 # 10156: ignoring option '-export'; no argument required
2675 check_ldflags -wd10156,11030
2676 # Allow to compile with optimizations
2677 check_ldflags -march=$cpu
be2cf98a
CEH
2678 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2679 enable ebp_available
df442a8d
MR
2680elif enabled ccc; then
2681 # disable some annoying warnings
2682 add_cflags -msg_disable cvtu32to64
2683 add_cflags -msg_disable embedcomment
2684 add_cflags -msg_disable needconstext
2685 add_cflags -msg_disable nomainieee
2686 add_cflags -msg_disable ptrmismatch1
2687 add_cflags -msg_disable unreachcode
973859f5
MR
2688elif enabled gcc; then
2689 check_cflags -fno-tree-vectorize
06da6943
DC
2690elif enabled clang; then
2691 check_cflags -Qunused-arguments
138132be
MR
2692elif enabled armcc; then
2693 # 2523: use of inline assembler is deprecated
2694 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2695elif enabled tms470; then
2696 add_cflags -pds=824 -pds=837
504a64b9
CEH
2697fi
2698
90be59ef 2699if enabled gprof; then
0f010b2f
DB
2700 add_cflags -p
2701 add_ldflags -p
1db54e20
DB
2702fi
2703
7f3c02fc 2704# Find out if the .align argument is a power of two or not.
9377b6ce 2705check_asm asmalign_pot '".align 3"'
4454dc1b 2706
7483e694
DB
2707enabled_any $DECODER_LIST && enable decoders
2708enabled_any $ENCODER_LIST && enable encoders
5666fd73 2709enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2710enabled_any $BSF_LIST && enable bsfs
2711enabled_any $DEMUXER_LIST && enable demuxers
2712enabled_any $MUXER_LIST && enable muxers
f7679c54 2713enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2714enabled_any $INDEV_LIST && enable indevs
2715enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2716enabled_any $PROTOCOL_LIST && enable protocols
2717
2718enabled_any $THREADS_LIST && enable threads
2719
2720check_deps $CONFIG_LIST \
b6bb00b0 2721 $CONFIG_EXTRA \
7483e694
DB
2722 $HAVE_LIST \
2723 $DECODER_LIST \
2724 $ENCODER_LIST \
5666fd73 2725 $HWACCEL_LIST \
7483e694
DB
2726 $PARSER_LIST \
2727 $BSF_LIST \
2728 $DEMUXER_LIST \
2729 $MUXER_LIST \
f7679c54 2730 $FILTER_LIST \
7483e694
DB
2731 $INDEV_LIST \
2732 $OUTDEV_LIST \
2733 $PROTOCOL_LIST \
f70f03f6 2734
c8a4ae00
MR
2735enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2736
3e89171a 2737echo "install prefix $prefix"
f36958f8
DB
2738echo "source path $source_path"
2739echo "C compiler $cc"
bfd5afd8 2740echo ".align is power-of-two $asmalign_pot"
f36958f8 2741echo "ARCH $arch ($cpu)"
ce8871c2
MR
2742if test "$build_suffix" != ""; then
2743 echo "build suffix $build_suffix"
eb94aca9 2744fi
ac63af34
DB
2745if test "$extra_version" != ""; then
2746 echo "version string suffix $extra_version"
2747fi
0db2ce77 2748echo "big-endian ${bigendian-no}"
e90f5b5a 2749echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2750if enabled x86; then
af44e8e4 2751 echo "yasm ${yasm-no}"
0db2ce77 2752 echo "MMX enabled ${mmx-no}"
30e98e62 2753 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2754 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2755 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2756 echo "SSE enabled ${sse-no}"
30e98e62 2757 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2758 echo "CMOV enabled ${cmov-no}"
2759 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2760 echo "EBX available ${ebx_available-no}"
2761 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2762 echo "10 operands supported ${ten_operands-no}"
e41e8342 2763fi
5b6c2cbd 2764if enabled arm; then
0db2ce77
MR
2765 echo "ARMv5TE enabled ${armv5te-no}"
2766 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2767 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2768 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2769 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2770 echo "NEON enabled ${neon-no}"
eba9ae3c 2771fi
5b6c2cbd 2772if enabled mips; then
0db2ce77 2773 echo "MMI enabled ${mmi-no}"
e41e8342 2774fi
5b6c2cbd 2775if enabled ppc; then
0db2ce77 2776 echo "AltiVec enabled ${altivec-no}"
30e98e62 2777 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2778 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2779 echo "performance report ${powerpc_perf-no}"
2780fi
2781if enabled sparc; then
2782 echo "VIS enabled ${vis-no}"
e41e8342 2783fi
0db2ce77
MR
2784echo "gprof enabled ${gprof-no}"
2785echo "debug symbols ${debug-no}"
87a0fb62 2786echo "strip symbols ${stripping-no}"
8400d6b8 2787echo "optimizations ${optimizations-no}"
0db2ce77
MR
2788echo "static ${static-no}"
2789echo "shared ${shared-no}"
4a24ab64 2790echo "postprocessing support ${postproc-no}"
f7679c54 2791echo "new filter support ${avfilter-no}"
81124ba0 2792echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2793echo "network support ${network-no}"
0db2ce77
MR
2794echo "threading support ${thread_type-no}"
2795echo "SDL support ${sdl-no}"
0db2ce77
MR
2796echo "Sun medialib support ${mlib-no}"
2797echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2798echo "libdc1394 support ${libdc1394-no}"
690bfceb 2799echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2800echo "libfaac enabled ${libfaac-no}"
2801echo "libfaad enabled ${libfaad-no}"
7e0871a7 2802echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2803echo "libgsm enabled ${libgsm-no}"
2804echo "libmp3lame enabled ${libmp3lame-no}"
2805echo "libnut enabled ${libnut-no}"
0b175caa
DB
2806echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2807echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2808echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2809echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2810echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2811echo "libtheora enabled ${libtheora-no}"
2812echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2813echo "libx264 enabled ${libx264-no}"
2814echo "libxvid enabled ${libxvid-no}"
0db2ce77 2815echo "zlib enabled ${zlib-no}"
f402916e 2816echo "bzlib enabled ${bzlib-no}"
2c62e737 2817echo
de6d9b64 2818
5666fd73 2819for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2820 echo "Enabled ${type}s:"
f65c9da1 2821 eval list=\$$(toupper $type)_LIST
8138b9db 2822 for part in $list; do
f65c9da1
MR
2823 enabled $part && echo ${part%_*}
2824 done | sort | pr -3 -t
2825 echo
8138b9db
RP
2826done
2827
ba7a7039 2828license="LGPL version 2.1 or later"
ba321adb 2829if enabled nonfree; then
ba7a7039 2830 license="nonfree and unredistributable"
9cad0e4e
DB
2831elif enabled gplv3; then
2832 license="GPL version 3 or later"
2833elif enabled lgplv3; then
2834 license="LGPL version 3 or later"
ba321adb 2835elif enabled gpl; then
ba7a7039 2836 license="GPL version 2 or later"
ba321adb
JK
2837fi
2838
2839echo "License: $license"
ca5323af 2840
cf1392e9
DB
2841echo "Creating config.mak and config.h..."
2842
df642790
MR
2843# build tree in object directory if source path is different from current one
2844if enabled source_path_used; then
2845 DIRS="
2846 doc
2847 libavcodec
2848 libavcodec/$arch
2849 libavdevice
2850 libavfilter
2851 libavformat
2852 libavutil
2853 libavutil/$arch
2854 libpostproc
2855 libswscale
2856 libswscale/$arch
2857 tests
2858 tools
2859 "
2860 FILES="
2861 Makefile
2862 common.mak
2863 subdir.mak
2864 doc/texi2pod.pl
2865 libavcodec/Makefile
2866 libavdevice/Makefile
2867 libavfilter/Makefile
2868 libavformat/Makefile
2869 libavutil/Makefile
2870 libpostproc/Makefile
2871 libswscale/Makefile
2872 "
2873 for dir in $DIRS ; do
2874 mkdir -p $dir
2875 done
2876 for f in $FILES ; do
2877 $ln_s "$source_path/$f" $f
2878 done
2879fi
2880
ad212cc6
MR
2881enabled stripping || strip="echo skipping strip"
2882
173c983b
MR
2883cat > config.mak <<EOF
2884# Automatically generated by configure - do not modify!
2885ifndef FFMPEG_CONFIG_MAK
2886FFMPEG_CONFIG_MAK=1
2887FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2888prefix=$prefix
2889LIBDIR=\$(DESTDIR)$libdir
2890SHLIBDIR=\$(DESTDIR)$shlibdir
2891INCDIR=\$(DESTDIR)$incdir
2892BINDIR=\$(DESTDIR)$bindir
2893DATADIR=\$(DESTDIR)$datadir
2894MANDIR=\$(DESTDIR)$mandir
2895SRC_PATH="$source_path"
2896SRC_PATH_BARE=$source_path
2897BUILD_ROOT="$PWD"
2898ARCH=$arch
2899CC=$cc
2900AS=$as
2901LD=$ld
2902DEPCC=$dep_cc
2903YASM=$yasmexe
2904AR=$ar
2905RANLIB=$ranlib
2906LN_S=$ln_s
2907STRIP=$strip
2908CPPFLAGS=$CPPFLAGS
2909CFLAGS=$CFLAGS
2910ASFLAGS=$ASFLAGS
2911CC_O=$CC_O
2912LDFLAGS=$LDFLAGS
2913FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2914SHFLAGS=$SHFLAGS
2915YASMFLAGS=$YASMFLAGS
2916BUILDSUF=$build_suffix
2917FULLNAME=$FULLNAME
2918LIBPREF=$LIBPREF
2919LIBSUF=$LIBSUF
2920LIBNAME=$LIBNAME
2921SLIBPREF=$SLIBPREF
2922SLIBSUF=$SLIBSUF
2923EXESUF=$EXESUF
2924EXTRA_VERSION=$extra_version
2925DEPFLAGS=$DEPFLAGS
2926CCDEP=$CCDEP
2927ASDEP=$ASDEP
2928CC_DEPFLAGS=$CC_DEPFLAGS
2929AS_DEPFLAGS=$AS_DEPFLAGS
2930HOSTCC=$host_cc
2931HOSTCFLAGS=$host_cflags
2932HOSTEXESUF=$HOSTEXESUF
2933HOSTLDFLAGS=$host_ldflags
2934HOSTLIBS=$host_libs
2935TARGET_EXEC=$target_exec
2936TARGET_PATH=$target_path
2937SDL_LIBS=$sdl_libs
2938SDL_CFLAGS=$sdl_cflags
2939LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2940EXTRALIBS=$extralibs
2941EOF
5a872801 2942
719c8e00
MR
2943get_version(){
2944 name=$1
2945 file=$source_path/$2
147e7692
MR
2946 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2947 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2948 lcname=$(tolower $name)
2949 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2950 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2951}
2952
147e7692
MR
2953get_version LIBSWSCALE libswscale/swscale.h
2954get_version LIBPOSTPROC libpostproc/postprocess.h
2955get_version LIBAVCODEC libavcodec/avcodec.h
2956get_version LIBAVDEVICE libavdevice/avdevice.h
2957get_version LIBAVFORMAT libavformat/avformat.h
2958get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2959get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2960
173c983b
MR
2961enabled shared && cat >> config.mak <<EOF
2962LIBTARGET=${LIBTARGET}
2963SLIBNAME=${SLIBNAME}
2964SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2965SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2966SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2967SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2968SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2969SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2970EOF
523ef551 2971
173c983b
MR
2972enabled asmalign_pot || align_shift="1 <<"
2973
2974cat > $TMPH <<EOF
2975/* Automatically generated by configure - do not modify! */
2976#ifndef FFMPEG_CONFIG_H
2977#define FFMPEG_CONFIG_H
2978#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2979#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2980#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2981#define CC_TYPE "$cc_type"
2982#define CC_VERSION $cc_version
2983#define restrict $_restrict
2984#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2985#define EXTERN_PREFIX "${extern_prefix}"
2986#define EXTERN_ASM ${extern_prefix}
2987EOF
523ef551 2988
4ae40685
MR
2989test -n "$malloc_prefix" &&
2990 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
2991
523ef551
DB
2992if enabled small || disabled optimizations; then
2993 echo "#define av_always_inline" >> $TMPH
2994fi
2995
3d907e22
MR
2996print_config ARCH_ $TMPH config.mak $ARCH_LIST
2997print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2998print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2999 $CONFIG_EXTRA \
7483e694
DB
3000 $DECODER_LIST \
3001 $ENCODER_LIST \
5666fd73 3002 $HWACCEL_LIST \
7483e694
DB
3003 $PARSER_LIST \
3004 $BSF_LIST \
3005 $DEMUXER_LIST \
3006 $MUXER_LIST \
f7679c54 3007 $FILTER_LIST \
7483e694
DB
3008 $PROTOCOL_LIST \
3009 $INDEV_LIST \
3010 $OUTDEV_LIST \
8ac17293 3011
9c05103f 3012echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3013echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3014
b7860763 3015# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3016cp_if_changed $TMPH config.h
3d204385 3017
a3e02a8c
MR
3018cat > $TMPH <<EOF
3019/* Generated by ffconf */
3020#ifndef AVUTIL_AVCONFIG_H
3021#define AVUTIL_AVCONFIG_H
3022EOF
3023
3024print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3025
3026echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3027
3028cp_if_changed $TMPH libavutil/avconfig.h
3029
d0674868 3030# build pkg-config files
def4272a 3031
d0674868
DB
3032pkgconfig_generate(){
3033name=$1
b0dfd108 3034shortname=${name#lib}${build_suffix}
d0674868
DB
3035comment=$2
3036version=$3
3037libs=$4
3038requires=$5
25cd5cb3 3039cat <<EOF > $name/$name.pc
3e89171a 3040prefix=$prefix
a94e666c 3041exec_prefix=\${prefix}
f2b7382c 3042libdir=$libdir
7622778e 3043includedir=$incdir
def4272a 3044
d0674868
DB
3045Name: $name
3046Description: $comment
3047Version: $version
8cd6b388 3048Requires: $(enabled shared || echo $requires)
5dcfe9f8 3049Requires.private: $(enabled shared && echo $requires)
def4272a 3050Conflicts:
8cd6b388 3051Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3052Libs.private: $(enabled shared && echo $libs)
76a448ed 3053Cflags: -I\${includedir}
def4272a 3054EOF
25cd5cb3 3055cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3056prefix=
3057exec_prefix=
46d1ff83 3058libdir=\${pcfiledir}
1d44d365 3059includedir=${source_path}
def4272a 3060
d0674868
DB
3061Name: $name
3062Description: $comment
3063Version: $version
3064Requires: $requires
def4272a 3065Conflicts:
12701f6e 3066Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3067Cflags: -I\${includedir}
3068EOF
d0674868 3069}
def4272a 3070
e426941d 3071pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3072pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3073pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3074pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3075enabled avfilter &&
46983309 3076 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3077enabled postproc &&
e426941d 3078 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3079pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"