vp56: Don't use DECLARE_ALIGN on a typedef name
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
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
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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."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
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
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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DB
119 --disable-dwt disable DWT code
120 --disable-lsp disable LSP code
06454877
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121 --disable-mdct disable MDCT code
122 --disable-rdft disable RDFT code
3b327a4b
DB
123 --disable-fft disable FFT code
124 --enable-dxva2 enable DXVA2 code
dcb73592 125 --enable-vaapi enable VAAPI code
ac3dbb4d 126 --enable-vda enable VDA code
e8f6bd4b 127 --enable-vdpau enable VDPAU code
3b327a4b
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128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
06454877
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131 --disable-encoder=NAME disable encoder NAME
132 --enable-encoder=NAME enable encoder NAME
133 --disable-encoders disable all encoders
134 --disable-decoder=NAME disable decoder NAME
135 --enable-decoder=NAME enable decoder NAME
136 --disable-decoders disable all decoders
137 --disable-hwaccel=NAME disable hwaccel NAME
138 --enable-hwaccel=NAME enable hwaccel NAME
139 --disable-hwaccels disable all hwaccels
140 --disable-muxer=NAME disable muxer NAME
141 --enable-muxer=NAME enable muxer NAME
142 --disable-muxers disable all muxers
143 --disable-demuxer=NAME disable demuxer NAME
144 --enable-demuxer=NAME enable demuxer NAME
145 --disable-demuxers disable all demuxers
146 --enable-parser=NAME enable parser NAME
147 --disable-parser=NAME disable parser NAME
148 --disable-parsers disable all parsers
149 --enable-bsf=NAME enable bitstream filter NAME
150 --disable-bsf=NAME disable bitstream filter NAME
151 --disable-bsfs disable all bitstream filters
152 --enable-protocol=NAME enable protocol NAME
153 --disable-protocol=NAME disable protocol NAME
154 --disable-protocols disable all protocols
3b327a4b 155 --enable-indev=NAME enable input device NAME
06454877 156 --disable-indev=NAME disable input device NAME
06454877 157 --disable-indevs disable input devices
3b327a4b
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158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
06454877
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160 --disable-outdevs disable output devices
161 --disable-devices disable all devices
162 --enable-filter=NAME enable filter NAME
163 --disable-filter=NAME disable filter NAME
164 --disable-filters disable all filters
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165
166External library support:
167 --enable-avisynth enable reading of AVISynth script files [no]
168 --enable-bzlib enable bzlib [autodetect]
47941088 169 --enable-frei0r enable frei0r video filtering
bc8c1395 170 --enable-gnutls enable gnutls [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
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172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
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174 --enable-libfaac enable AAC encoding via libfaac [no]
175 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
c547e5ff 177 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 178 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 179 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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180 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
181 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
182 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 183 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c922411 184 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 185 --enable-librtmp enable RTMP[E] support via librtmp [no]
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186 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
187 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 188 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 189 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 190 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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DB
191 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
192 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 193 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 194 --enable-libxavs enable AVS encoding via xavs [no]
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195 --enable-libxvid enable Xvid encoding via xvidcore,
196 native MPEG-4/Xvid encoder exists [no]
a060866f 197 --enable-openssl enable openssl [no]
06454877
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198 --enable-zlib enable zlib [autodetect]
199
200Advanced options (experts only):
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201 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
202 --enable-cross-compile assume a cross-compiler is used
203 --sysroot=PATH root of cross-build tree
204 --sysinclude=PATH location of cross-build system headers
205 --target-os=OS compiler targets OS [$target_os]
206 --target-exec=CMD command to run executables on target
207 --target-path=DIR path to view of build directory on target
208 --nm=NM use nm tool
121d78d0 209 --ar=AR use archive tool AR [$ar_default]
06454877
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210 --as=AS use assembler AS [$as_default]
211 --cc=CC use C compiler CC [$cc_default]
193cdd9a 212 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877
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213 --ld=LD use linker LD
214 --host-cc=HOSTCC use host C compiler HOSTCC
215 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
216 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
217 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 218 --host-os=OS compiler host OS [$target_os]
06454877
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219 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
220 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
221 --extra-libs=ELIBS add ELIBS [$ELIBS]
222 --extra-version=STRING version string suffix []
193cdd9a 223 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 224 --build-suffix=SUFFIX library name suffix []
3b327a4b 225 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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226 --arch=ARCH select architecture [$arch]
227 --cpu=CPU select the minimum required CPU (affects
228 instruction selection, may crash on older CPUs)
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DB
229 --enable-pic build position-independent code
230 --enable-sram allow use of on-chip SRAM
193cdd9a 231 --enable-thumb compile for Thumb instruction set
3b327a4b 232 --disable-symver disable symbol versioning
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DB
233 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
234 --disable-safe-bitstream-reader
235 disable buffer boundary checking in bitreaders
236 (faster, but may crash)
237 --enable-memalign-hack emulate memalign, interferes with memory debuggers
238
239Optimization options (experts only):
c8a4ae00 240 --disable-asm disable all assembler optimizations
06454877
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241 --disable-altivec disable AltiVec optimizations
242 --disable-amd3dnow disable 3DNow! optimizations
243 --disable-amd3dnowext disable 3DNow! extended optimizations
244 --disable-mmx disable MMX optimizations
239fdf1b 245 --disable-mmxext disable MMXEXT optimizations
06454877
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246 --disable-sse disable SSE optimizations
247 --disable-ssse3 disable SSSE3 optimizations
87f1355f 248 --disable-avx disable AVX optimizations
79687079 249 --disable-fma4 disable FMA4 optimizations
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250 --disable-armv5te disable armv5te optimizations
251 --disable-armv6 disable armv6 optimizations
252 --disable-armv6t2 disable armv6t2 optimizations
253 --disable-armvfp disable ARM VFP optimizations
06454877 254 --disable-mmi disable MMI optimizations
5ea20630 255 --disable-neon disable NEON optimizations
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256 --disable-vis disable VIS optimizations
257 --disable-yasm disable use of yasm assembler
06454877 258
070c5d0f 259Developer options (useful when working on Libav itself):
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260 --disable-debug disable debugging symbols
261 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
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262 --disable-optimizations disable compiler optimizations
263 --enable-extra-warnings enable more compiler warnings
52b3cc60 264 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 265 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
266 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
267 should be used only for debugging purposes)
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MR
268 --enable-random randomly enable/disable components
269 --disable-random
270 --enable-random=LIST randomly enable/disable specific components or
271 --disable-random=LIST component groups. LIST is a comma-separated list
272 of NAME[:PROB] entries where NAME is a component
273 (group) and PROB the probability associated with
274 NAME (default 0.5).
275 --random-seed=VALUE seed value for --enable/disable-random
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276
277NOTE: Object files are built at the place where configure is launched.
278EOF
60e8bc13 279 exit 0
74c53c2d 280}
cf9d24ad 281
0884fadf
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282quotes='""'
283
57bd82d4 284log(){
2270b4b2 285 echo "$@" >> $logfile
57bd82d4
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286}
287
720c69da 288log_file(){
c8e9f801 289 log BEGIN $1
2270b4b2 290 pr -n -t $1 >> $logfile
c8e9f801
MR
291 log END $1
292}
293
2ba042a7 294echolog(){
c8e9f801 295 log "$@"
57bd82d4 296 echo "$@"
2ba042a7
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297}
298
7bfc8ae6
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299warn(){
300 log "WARNING: $*"
301 WARNINGS="${WARNINGS}WARNING: $*\n"
302}
303
2ba042a7
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304die(){
305 echolog "$@"
306 cat <<EOF
d326cf7f 307
2ba042a7 308If you think configure made a mistake, make sure you are using the latest
4a6a21f5 309version from Git. If the latest version fails, report the problem to the
070c5d0f 310libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 311EOF
e155a21a 312 if disabled logging; then
2ba042a7 313 cat <<EOF
e155a21a
DB
314Rerun configure with logging enabled (do not use --disable-logging), and
315include the log this produces with your report.
2ba042a7
MR
316EOF
317 else
318cat <<EOF
e155a21a
DB
319Include the log file "$logfile" produced by configure as this will help
320solving the problem.
2ba042a7
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321EOF
322 fi
57bd82d4
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323 exit 1
324}
325
6c6007d6 326# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 327toupper(){
6c6007d6 328 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
329}
330
4a5444db 331tolower(){
6c6007d6 332 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
333}
334
14a8acf1
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335c_escape(){
336 echo "$*" | sed 's/["\\]/\\\0/g'
337}
338
b04251c5
MR
339sh_quote(){
340 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 341 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
342 echo "$v"
343}
344
bb7a22b5
MR
345cleanws(){
346 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
347}
348
be8f2501
MR
349filter(){
350 pat=$1
351 shift
352 for v; do
98ef6079 353 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
354 done
355}
356
9d201b26
MR
357filter_out(){
358 pat=$1
359 shift
360 for v; do
361 eval "case $v in $pat) ;; *) echo $v ;; esac"
362 done
363}
364
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MR
365map(){
366 m=$1
367 shift
e0e335a0 368 for v; do eval $m; done
36e2dea0
MR
369}
370
a8d04fba
MR
371set_all(){
372 value=$1
373 shift
374 for var in $*; do
375 eval $var=$value
376 done
377}
378
72a43668
MR
379set_weak(){
380 value=$1
381 shift
382 for var; do
383 eval : \${$var:=$value}
384 done
385}
386
3f8040db
MR
387set_safe(){
388 var=$1
389 shift
390 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
391}
392
393get_safe(){
394 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
395}
396
799c9e9b
MR
397pushvar(){
398 for var in $*; do
399 eval level=\${${var}_level:=0}
400 eval ${var}_${level}="\$$var"
401 eval ${var}_level=$(($level+1))
402 done
403}
404
405popvar(){
406 for var in $*; do
407 eval level=\${${var}_level:-0}
408 test $level = 0 && continue
409 eval level=$(($level-1))
410 eval $var="\${${var}_${level}}"
411 eval ${var}_level=$level
412 eval unset ${var}_${level}
413 done
414}
415
a8d04fba
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416enable(){
417 set_all yes $*
418}
419
420disable(){
421 set_all no $*
422}
423
72a43668
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424enable_weak(){
425 set_weak yes $*
426}
427
428disable_weak(){
429 set_weak no $*
430}
431
72702705 432enable_safe(){
fd07f803
MR
433 for var; do
434 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
435 done
72702705
MR
436}
437
438disable_safe(){
fd07f803
MR
439 for var; do
440 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
441 done
72702705
MR
442}
443
f9d328da
MR
444do_enable_deep(){
445 for var; do
446 enabled $var && continue
447 eval sel="\$${var}_select"
c510c7b5
MR
448 eval sgs="\$${var}_suggest"
449 pushvar var sgs
f9d328da 450 enable_deep $sel
c510c7b5
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451 popvar sgs
452 enable_deep_weak $sgs
f9d328da
MR
453 popvar var
454 done
455}
456
457enable_deep(){
458 do_enable_deep $*
459 enable $*
460}
461
72a43668
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462enable_deep_weak(){
463 do_enable_deep $*
464 enable_weak $*
465}
466
57bd82d4 467enabled(){
3250003c
MR
468 test "${1#!}" = "$1" && op== || op=!=
469 eval test "x\$${1#!}" $op "xyes"
44161118
MR
470}
471
37970ebf 472disabled(){
3250003c
MR
473 test "${1#!}" = "$1" && op== || op=!=
474 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
475}
476
44161118
MR
477enabled_all(){
478 for opt; do
479 enabled $opt || return 1
480 done
481}
482
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DB
483disabled_all(){
484 for opt; do
485 disabled $opt || return 1
486 done
487}
488
44161118
MR
489enabled_any(){
490 for opt; do
491 enabled $opt && return 0
492 done
493}
494
85bca2c5
DB
495disabled_any(){
496 for opt; do
497 disabled $opt && return 0
498 done
f7b230a7 499 return 1
85bca2c5
DB
500}
501
c9d19248
MR
502set_default(){
503 for opt; do
88268e94 504 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
505 done
506}
507
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AJ
508is_in(){
509 value=$1
510 shift
511 for var in $*; do
512 [ $var = $value ] && return 0
513 done
514 return 1
515}
516
30fd06be
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517check_deps(){
518 for cfg; do
3250003c 519 cfg="${cfg#!}"
799c9e9b
MR
520 enabled ${cfg}_checking && die "Circular dependency for $cfg."
521 disabled ${cfg}_checking && continue
522 enable ${cfg}_checking
523
30fd06be
MR
524 eval dep_all="\$${cfg}_deps"
525 eval dep_any="\$${cfg}_deps_any"
7ef3425f 526 eval dep_sel="\$${cfg}_select"
c510c7b5 527 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
528 eval dep_ifa="\$${cfg}_if"
529 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 530
3d7453e0
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531 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
532 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
533 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 534
3d7453e0
MR
535 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
536 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
537 enabled_all $dep_all || disable $cfg
538 enabled_any $dep_any || disable $cfg
7ef3425f 539 disabled_any $dep_sel && disable $cfg
799c9e9b 540
4ec45764
RP
541 if enabled $cfg; then
542 eval dep_extralibs="\$${cfg}_extralibs"
543 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 544 enable_deep $dep_sel
c510c7b5 545 enable_deep_weak $dep_sgs
4ec45764
RP
546 fi
547
799c9e9b 548 disable ${cfg}_checking
30fd06be
MR
549 done
550}
551
72cfcf41
MR
552print_config_h(){
553 enabled $1 && v=1 || v=0
554 echo "#define $2 $v"
555}
556
557print_config_mak(){
558 enabled $1 && v= || v=!
559 echo "$v$2=yes"
560}
561
55127e7b 562print_config_asm(){
3b15a6d7
RB
563 enabled $1 && v=1 || v=0
564 echo "%define $2 $v"
55127e7b
MR
565}
566
44161118
MR
567print_config(){
568 pfx=$1
72cfcf41
MR
569 files=$2
570 shift 2
44161118 571 for cfg; do
5e622c40 572 ucname="$(toupper $cfg)"
72cfcf41
MR
573 for f in $files; do
574 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
575 done
44161118 576 done
57bd82d4
MR
577}
578
31c0121d
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579print_enabled(){
580 test "$1" = -n && end=" " && shift || end="\n"
581 suf=$1
582 shift
583 for v; do
584 enabled $v && printf "%s$end" ${v%$suf};
585 done
586}
587
57bd82d4
MR
588append(){
589 var=$1
590 shift
57bd82d4
MR
591 eval "$var=\"\$$var $*\""
592}
593
60361817
MR
594prepend(){
595 var=$1
596 shift
597 eval "$var=\"$* \$$var\""
598}
599
50a334e4 600add_cppflags(){
cd52ec95 601 append CPPFLAGS "$@"
50a334e4
MR
602}
603
57bd82d4 604add_cflags(){
01d31e16 605 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
606}
607
2f2e6c7c 608add_asflags(){
01d31e16 609 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
610}
611
57bd82d4 612add_ldflags(){
64933b6c 613 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
614}
615
616add_extralibs(){
64933b6c 617 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
618}
619
6c3fa06a
MR
620add_host_cflags(){
621 append host_cflags $($host_cflags_filter "$@")
622}
623
624add_host_ldflags(){
625 append host_ldflags $($host_ldflags_filter "$@")
626}
627
b0cfb663 628check_cmd(){
b3cb5d51 629 log "$@"
2270b4b2 630 "$@" >> $logfile 2>&1
b0cfb663
MR
631}
632
b2704a65
MR
633cc_o(){
634 eval printf '%s\\n' $CC_O
635}
636
18031c49
MR
637cc_e(){
638 eval printf '%s\\n' $CC_E
639}
640
dcd479c0 641check_cc(){
57bd82d4 642 log check_cc "$@"
2270b4b2 643 cat > $TMPC
720c69da 644 log_file $TMPC
23565c26 645 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
646}
647
648check_cpp(){
649 log check_cpp "$@"
2270b4b2 650 cat > $TMPC
720c69da 651 log_file $TMPC
18031c49 652 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
653}
654
f65883c8
MR
655check_as(){
656 log check_as "$@"
657 cat > $TMPC
658 log_file $TMPC
23565c26 659 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C -o $TMPO $TMPC
f65883c8
MR
660}
661
575db883
DB
662check_inline_asm(){
663 log check_inline_asm "$@"
940f335a 664 name="$1"
3784e82e 665 code="$2"
940f335a 666 shift 2
49214f61
MR
667 disable $name
668 check_as "$@" <<EOF && enable $name
3784e82e 669void foo(void){ __asm__ volatile($code); }
940f335a
MR
670EOF
671}
672
304d586d
LM
673check_yasm(){
674 log check_yasm "$@"
675 echo "$1" > $TMPS
676 log_file $TMPS
677 shift 1
678 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
679}
680
dcd479c0 681check_ld(){
57bd82d4 682 log check_ld "$@"
3155a644
MR
683 flags=''
684 libs=''
685 for f; do
686 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
687 done
01d31e16 688 check_cc $($cflags_filter $flags) || return
64933b6c
MR
689 flags=$($ldflags_filter $flags)
690 libs=$($ldflags_filter $libs)
7e75f9fe 691 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
692}
693
5adc829e
MR
694check_code(){
695 log check_code "$@"
696 check=$1
697 headers=$2
698 code=$3
699 shift 3
700 {
701 for hdr in $headers; do
702 echo "#include <$hdr>"
703 done
704 echo "int main(void) { $code; return 0; }"
705 } | check_$check "$@"
706}
707
50a334e4
MR
708check_cppflags(){
709 log check_cppflags "$@"
caf458dd 710 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
711int x;
712EOF
713}
714
dcd479c0 715check_cflags(){
57bd82d4 716 log check_cflags "$@"
01d31e16 717 set -- $($cflags_filter "$@")
caf458dd 718 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
719int x;
720EOF
721}
722
2ed46eea
MR
723test_ldflags(){
724 log test_ldflags "$@"
725 check_ld "$@" <<EOF
c23a0ac8 726int main(void){ return 0; }
dcd479c0
MR
727EOF
728}
729
2ed46eea
MR
730check_ldflags(){
731 log check_ldflags "$@"
732 test_ldflags "$@" && add_ldflags "$@"
733}
734
dcd479c0 735check_header(){
57bd82d4 736 log check_header "$@"
dcd479c0
MR
737 header=$1
738 shift
b77df637
MR
739 disable_safe $header
740 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
741#include <$header>
742int x;
743EOF
744}
745
746check_func(){
57bd82d4 747 log check_func "$@"
dcd479c0
MR
748 func=$1
749 shift
d8bc5f06
MR
750 disable $func
751 check_ld "$@" <<EOF && enable $func
dcd479c0 752extern int $func();
c23a0ac8 753int main(void){ $func(); }
dcd479c0
MR
754EOF
755}
756
645d2652 757check_mathfunc(){
6b73c0ae 758 log check_mathfunc "$@"
645d2652
MR
759 func=$1
760 shift
761 disable $func
762 check_ld "$@" <<EOF && enable $func
763#include <math.h>
33bd38db
MR
764float foo(float f) { return $func(f); }
765int main(void){ return 0; }
645d2652
MR
766EOF
767}
768
2446d3d6
DB
769check_func_headers(){
770 log check_func_headers "$@"
f8d7b072 771 headers=$1
edaf1ae2 772 funcs=$2
f8d7b072 773 shift 2
edaf1ae2
MR
774 {
775 for hdr in $headers; do
776 echo "#include <$hdr>"
777 done
778 for func in $funcs; do
779 echo "long check_$func(void) { return (long) $func; }"
780 done
781 echo "int main(void) { return 0; }"
782 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
783}
784
a5344cf7
SS
785check_cpp_condition(){
786 log check_cpp_condition "$@"
787 header=$1
788 condition=$2
f855b7b9 789 shift 2
cd52ec95 790 check_cpp "$@" <<EOF
a5344cf7
SS
791#include <$header>
792#if !($condition)
793#error "unsatisfied condition: $condition"
794#endif
795EOF
796}
797
57bd82d4
MR
798check_lib(){
799 log check_lib "$@"
800 header="$1"
801 func="$2"
802 shift 2
84400e9d 803 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
804}
805
f8d7b072
MR
806check_lib2(){
807 log check_lib2 "$@"
808 headers="$1"
edaf1ae2 809 funcs="$2"
f8d7b072 810 shift 2
edaf1ae2 811 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
812}
813
3f8040db
MR
814check_pkg_config(){
815 log check_pkg_config "$@"
816 pkg="$1"
817 headers="$2"
818 funcs="$3"
819 shift 3
820 $pkg_config --exists $pkg || return
821 pkg_cflags=$($pkg_config --cflags $pkg)
822 pkg_libs=$($pkg_config --libs $pkg)
823 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
824 set_safe ${pkg}_cflags $pkg_cflags &&
825 set_safe ${pkg}_libs $pkg_libs
826}
827
dcd479c0 828check_exec(){
2270b4b2 829 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
830}
831
7dfef245 832check_exec_crash(){
5e622c40 833 code=$(cat)
7dfef245
MR
834
835 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
836 # are safe but may not be available everywhere. Thus we use
837 # raise(SIGTERM) instead. The check is run in a subshell so we
838 # can redirect the "Terminated" message from the shell. SIGBUS
839 # is not defined by standard C so it is used conditionally.
840
2270b4b2 841 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
842#include <signal.h>
843static void sighandler(int sig){
844 raise(SIGTERM);
845}
e5af4a11 846int main(void){
7dfef245
MR
847 signal(SIGILL, sighandler);
848 signal(SIGFPE, sighandler);
849 signal(SIGSEGV, sighandler);
850#ifdef SIGBUS
851 signal(SIGBUS, sighandler);
852#endif
853 { $code }
854}
855EOF
856}
857
72be9e73
DY
858check_type(){
859 log check_type "$@"
860 headers=$1
861 type=$2
862 shift 2
ae550ce9 863 disable_safe "$type"
5adc829e 864 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
865}
866
14d36751
MR
867check_struct(){
868 log check_type "$@"
869 headers=$1
870 struct=$2
871 member=$3
872 shift 3
873 disable_safe "${struct}_${member}"
5adc829e
MR
874 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
875 enable_safe "${struct}_${member}"
14d36751
MR
876}
877
57bd82d4
MR
878require(){
879 name="$1"
880 header="$2"
881 func="$3"
882 shift 3
883 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
884}
885
f8d7b072
MR
886require2(){
887 name="$1"
888 headers="$2"
889 func="$3"
890 shift 3
891 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
892}
893
3f8040db
MR
894require_pkg_config(){
895 pkg="$1"
896 check_pkg_config "$@" || die "ERROR: $pkg not found"
897 add_cflags $(get_safe ${pkg}_cflags)
898 add_extralibs $(get_safe ${pkg}_libs)
899}
900
f0125de9
MR
901check_host_cc(){
902 log check_host_cc "$@"
903 cat > $TMPC
904 log_file $TMPC
905 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
906}
907
908check_host_cflags(){
909 log check_host_cflags "$@"
6c3fa06a 910 set -- $($host_cflags_filter "$@")
f0125de9
MR
911 check_host_cc "$@" <<EOF && append host_cflags "$@"
912int x;
913EOF
914}
915
c505dd31
MR
916apply(){
917 file=$1
918 shift
919 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
920}
921
c34681df 922cp_if_changed(){
5e27ec28
MR
923 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
924 mkdir -p "$(dirname $2)"
925 cp -f "$1" "$2"
c34681df
MR
926}
927
dcd61286
DB
928# CONFIG_LIST contains configurable options, while HAVE_LIST is for
929# system-dependent things.
930
4a0d6686
AJ
931COMPONENT_LIST="
932 bsfs
933 decoders
934 demuxers
935 encoders
3cde40aa 936 filters
5666fd73 937 hwaccels
c552605c 938 indevs
4a0d6686 939 muxers
c552605c 940 outdevs
4a0d6686
AJ
941 parsers
942 protocols
943"
944
055c61b8
DB
945PROGRAM_LIST="
946 avconv
947 avplay
948 avprobe
949 avserver
055c61b8
DB
950"
951
4a0d6686
AJ
952CONFIG_LIST="
953 $COMPONENT_LIST
055c61b8 954 $PROGRAM_LIST
5a0f7131
MR
955 avcodec
956 avdevice
f7679c54 957 avfilter
5a0f7131 958 avformat
c8af852b 959 avresample
c88f5d72 960 avisynth
f402916e 961 bzlib
7f3f5f46 962 dct
c73f65d9 963 doc
05aec7bb 964 dwt
92c6a099 965 dxva2
1848f7d9 966 fft
47941088 967 frei0r
bc8c1395 968 gnutls
c88f5d72 969 gpl
d8d0d0b2 970 gray
3abe5fbd 971 hardcoded_tables
e417d80d 972 libcdio
f7b8bffe 973 libdc1394
2eed5a46 974 libfaac
37eeb5e2 975 libfdk_aac
a5b64584 976 libfreetype
c88f5d72 977 libgsm
3641b048 978 libilbc
6ebe07fb 979 libmp3lame
0b175caa
DB
980 libopencore_amrnb
981 libopencore_amrwb
6ebf0bfc 982 libopencv
9a77d59a 983 libopenjpeg
0de9c41f 984 libpulse
0f943ce6 985 librtmp
f7cd9eed 986 libschroedinger
ae14f311 987 libspeex
150d2772 988 libtheora
d89e738a 989 libvo_aacenc
f502ff3f 990 libvo_amrwbenc
c88f5d72 991 libvorbis
8299a7f8 992 libvpx
1cc60c47 993 libx264
de295976 994 libxavs
1cc60c47 995 libxvid
b781cc12 996 lsp
47a158cb 997 mdct
c88f5d72 998 memalign_hack
c88f5d72 999 network
3fe142e2 1000 nonfree
a060866f 1001 openssl
8a3c8627 1002 pic
68602540 1003 rdft
e90f5b5a 1004 runtime_cpudetect
8cfbbd92 1005 safe_bitstream_reader
2e35e684 1006 shared
bd2216e4 1007 small
6b35d421 1008 sram
2e35e684 1009 static
5a0f7131 1010 swscale
a9ddb5b1 1011 swscale_alpha
8986fddc 1012 thumb
17492d5e 1013 vaapi
ac3dbb4d 1014 vda
17492d5e 1015 vdpau
9cad0e4e 1016 version3
7e4d9d5d 1017 xmm_clobber_test
56a059ac 1018 x11grab
c88f5d72 1019 zlib
4a0d6686 1020"
c88f5d72 1021
8eee7025 1022THREADS_LIST='
8eee7025
DB
1023 pthreads
1024 w32threads
1025'
1026
3f5b56e5
MR
1027ARCH_LIST='
1028 alpha
a2fc0f6a 1029 arm
fdcd782d
MR
1030 avr32
1031 avr32_ap
1032 avr32_uc
3f5b56e5
MR
1033 bfin
1034 ia64
1035 m68k
1036 mips
bae3abb0 1037 mips64
3f5b56e5 1038 parisc
79cb09b2 1039 ppc
34d11b87 1040 ppc64
3f5b56e5
MR
1041 s390
1042 sh4
1043 sparc
1044 sparc64
0844bae1 1045 tomi
3f5b56e5
MR
1046 x86
1047 x86_32
1048 x86_64
1049'
1050
1051ARCH_EXT_LIST='
1ac9331a 1052 altivec
3bf96eec 1053 amd3dnow
a1ef9f08 1054 amd3dnowext
1ac9331a 1055 armv5te
edab3048 1056 armv6
ab5cb084 1057 armv6t2
f55b299a 1058 armvfp
87f1355f 1059 avx
79687079 1060 fma4
3f5b56e5
MR
1061 mmi
1062 mmx
239fdf1b 1063 mmxext
6b18d278 1064 neon
799fde37 1065 ppc4xx
1bb04d5a 1066 sse
9eeed841 1067 ssse3
93eb8e4d 1068 vfpv3
bd9d34a0 1069 vis
3f5b56e5
MR
1070'
1071
a3e02a8c
MR
1072HAVE_LIST_PUB='
1073 bigendian
d268eee9 1074 fast_unaligned
a3e02a8c
MR
1075'
1076
3f5b56e5
MR
1077HAVE_LIST="
1078 $ARCH_EXT_LIST
a3e02a8c 1079 $HAVE_LIST_PUB
3f5b56e5 1080 $THREADS_LIST
be1a839c 1081 aligned_malloc
59782b82 1082 aligned_stack
35fd8122 1083 alsa_asoundlib_h
3f5b56e5 1084 altivec_h
c9fdab0d 1085 arpa_inet_h
ec9d2c15 1086 asm_mod_q
6308729e 1087 asm_mod_y
dffb41b9 1088 attribute_may_alias
e7ea5e3d 1089 attribute_packed
15333562 1090 cbrtf
ecf97f22 1091 closesocket
1ac9331a 1092 cmov
c0ee695b 1093 cpuid
180d43bc 1094 cpunop
c88f5d72 1095 dcbzl
f8aa696f
DB
1096 dev_bktr_ioctl_bt848_h
1097 dev_bktr_ioctl_meteor_h
1098 dev_ic_bt8xx_h
f8aa696f 1099 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1100 dev_video_meteor_ioctl_meteor_h
18b67ae5 1101 dlfcn_h
c88f5d72 1102 dlopen
bc574408 1103 dos_paths
fa845061 1104 dxva_h
245626d0
DB
1105 ebp_available
1106 ebx_available
6b7c7703
VS
1107 exp2
1108 exp2f
c2a29455 1109 fast_64bit
669b5583 1110 fast_clz
7073e9fc 1111 fast_cmov
534a2231 1112 fcntl
9d99cc5a 1113 fork
84882df6 1114 getaddrinfo
da9e86f8 1115 gethrtime
667fb97a 1116 getopt
02e8f427 1117 GetProcessAffinityMask
fc5607f8 1118 GetProcessMemoryInfo
4e68cb8a 1119 GetProcessTimes
61183b5a 1120 GetSystemTimeAsFileTime
66be5b45 1121 getrusage
61183b5a 1122 gettimeofday
a49d3025 1123 gnu_as
2f0c136e 1124 ibm_asm
2e1913b1 1125 inet_aton
61d251db 1126 inline_asm
3b1ab197 1127 io_h
abfc8d05 1128 isatty
46df708b
MS
1129 isinf
1130 isnan
8772997d 1131 jack_port_get_latency_range
9f5ff83f 1132 ldbrx
0b4a1821
AS
1133 libdc1394_1
1134 libdc1394_2
a33cab3a 1135 llrint
07876e25 1136 llrintf
d96cd429
MR
1137 local_aligned_16
1138 local_aligned_8
a5b64584 1139 localtime_r
291fd18a 1140 log2
6b7c7703 1141 log2f
85dd97ad 1142 loongson
a33cab3a 1143 lrint
c88f5d72 1144 lrintf
f8aa696f
DB
1145 machine_ioctl_bt848_h
1146 machine_ioctl_meteor_h
c88f5d72 1147 malloc_h
73f6d31e 1148 MapViewOfFile
c88f5d72 1149 memalign
6ffa87d3 1150 mkstemp
f80ddd5b 1151 mm_empty
0328b9ea 1152 mmap
d3d3a32c 1153 nanosleep
3e0b1c9a 1154 poll_h
1f91cdce 1155 posix_memalign
07b28702 1156 rdtsc
183b1c22 1157 rint
a33cab3a
MK
1158 round
1159 roundf
358d854d 1160 rweflags
ea4d5f48 1161 sched_getaffinity
c88f5d72
MR
1162 sdl
1163 sdl_video_size
b507ebd1 1164 setmode
3e0b1c9a 1165 setrlimit
d3d3a32c 1166 Sleep
15d59d2c 1167 sndio_h
72be9e73 1168 socklen_t
deb29777 1169 soundcard_h
87958234 1170 strerror_r
6379900c 1171 strptime
47941088 1172 strtok_r
c0018613 1173 struct_addrinfo
75d339e0
MS
1174 struct_group_source_req
1175 struct_ip_mreq_source
b4d68544 1176 struct_ipv6_mreq
cdee08e3 1177 struct_pollfd
3e0b1c9a 1178 struct_rusage_ru_maxrss
b4d68544 1179 struct_sockaddr_in6
3b2372bf 1180 struct_sockaddr_sa_len
33a4dbdd 1181 struct_sockaddr_storage
a6a4793d 1182 struct_v4l2_frmivalenum_discrete
b462d132 1183 symver
b462d132 1184 symver_asm_label
3e0b1c9a 1185 symver_gnu_asm
bcc73960 1186 sysconf
b9e22269 1187 sysctl
b58412f1 1188 sys_mman_h
06bb5905 1189 sys_param_h
b091aa44 1190 sys_resource_h
81644c2e 1191 sys_select_h
deb29777 1192 sys_soundcard_h
e64bceea 1193 sys_time_h
1b6e8b73 1194 sys_videoio_h
b265431e 1195 threads
23d3931a 1196 trunc
7b04b8a0 1197 truncf
542920b7 1198 unistd_h
d3d3a32c 1199 usleep
ce742de2 1200 vfp_args
7c5bfe7a 1201 VirtualAlloc
d3d3a32c 1202 windows_h
6ff3f3e7 1203 winsock2_h
cc078b5d 1204 xform_asm
3f150ffb 1205 xgetbv
6f74fb03 1206 xmm_clobbers
304d586d 1207 yasm
0cb78cef 1208"
44161118 1209
b6bb00b0
MR
1210# options emitted with CONFIG_ prefix but not available on command line
1211CONFIG_EXTRA="
87849592 1212 aandcttables
bfe9f48a 1213 ac3dsp
dc4f5a1c 1214 avutil
c292f6a2 1215 error_resilience
bfe9f48a 1216 gcrypt
478fd534 1217 golomb
9cad0e4e 1218 gplv3
478fd534
DB
1219 h264chroma
1220 h264dsp
1221 h264pred
915a2a0a 1222 h264qpel
478fd534 1223 huffman
9cad0e4e 1224 lgplv3
478fd534 1225 lpc
bfe9f48a 1226 mpegaudiodsp
18bbca1f 1227 mpegvideo
ad08dfd5 1228 mpegvideoenc
bfe9f48a 1229 nettle
f704a079 1230 rangecoder
bfe9f48a
DB
1231 rtpdec
1232 sinewin
ab9f9876 1233 vp3dsp
b6bb00b0
MR
1234"
1235
520cc7f1 1236CMDLINE_SELECT="
3f5b56e5 1237 $ARCH_EXT_LIST
520cc7f1 1238 $CONFIG_LIST
8eee7025 1239 $THREADS_LIST
c8a4ae00 1240 asm
db6107b6 1241 cross_compile
520cc7f1
MR
1242 debug
1243 extra_warnings
8c6afa4d 1244 logging
d2bbb2f7 1245 optimizations
9baec618 1246 symver
7595a5e4 1247 yasm
520cc7f1 1248"
426be5dc
DB
1249
1250PATHS_LIST='
d156bede 1251 bindir
14a8acf1 1252 datadir
26759c44
MR
1253 incdir
1254 libdir
26759c44
MR
1255 mandir
1256 prefix
1257 shlibdir
426be5dc
DB
1258'
1259
1260CMDLINE_SET="
1261 $PATHS_LIST
121d78d0 1262 ar
426be5dc 1263 arch
313c46a6 1264 as
426be5dc
DB
1265 build_suffix
1266 cc
1267 cpu
1268 cross_prefix
50567afa 1269 dep_cc
ac63af34 1270 extra_version
9da6609f
MR
1271 host_cc
1272 host_cflags
1273 host_ldflags
1274 host_libs
82bb3329 1275 host_os
684b28e0 1276 ld
426be5dc 1277 logfile
4ae40685 1278 malloc_prefix
89641463 1279 nm
9cd7b854 1280 optflags
3f8040db 1281 pkg_config
154caa67 1282 random_seed
2fad0977 1283 samples
c5200f17
MR
1284 sysinclude
1285 sysroot
a7ada2ba 1286 target_exec
26759c44 1287 target_os
a7ada2ba 1288 target_path
426be5dc 1289"
520cc7f1 1290
89f2932b
MR
1291CMDLINE_APPEND="
1292 extra_cflags
1293"
1294
912f3148
DB
1295# code dependency declarations
1296
9eeed841 1297# architecture extensions
808fa33c 1298
a2fc0f6a
MR
1299armv5te_deps="arm"
1300armv6_deps="arm"
ab5cb084 1301armv6t2_deps="arm"
a2fc0f6a 1302armvfp_deps="arm"
808fa33c 1303neon_deps="arm"
93eb8e4d 1304vfpv3_deps="armvfp"
808fa33c 1305
e241ba14 1306mmi_deps="mips"
808fa33c
MR
1307
1308altivec_deps="ppc"
1309ppc4xx_deps="ppc"
1310
1311vis_deps="sparc"
1312
7f8c3d1f 1313x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1314amd3dnow_deps="mmx"
1315amd3dnowext_deps="amd3dnow"
9eeed841 1316mmx_deps="x86"
239fdf1b 1317mmxext_deps="mmx"
75aa95a6
DB
1318sse_deps="mmx"
1319ssse3_deps="sse"
87f1355f 1320avx_deps="ssse3"
79687079 1321fma4_deps="avx"
9eeed841 1322
59782b82 1323aligned_stack_if_any="ppc x86"
e939cedd 1324fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1325fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1326fast_unaligned_if_any="armv6 ppc x86"
669b5583 1327
6fec122a 1328inline_asm_deps="!tms470"
3e0b1c9a 1329need_memalign="altivec neon sse"
89e053f8 1330
b462d132
MR
1331symver_if_any="symver_asm_label symver_gnu_asm"
1332
26fbcc85 1333# subsystems
dc609252 1334dct_select="rdft"
26fbcc85
MR
1335mdct_select="fft"
1336rdft_select="fft"
c4f5c2d6 1337mpegaudiodsp_select="dct"
ad08dfd5 1338mpegvideoenc_select="mpegvideo"
26fbcc85 1339
5666fd73 1340# decoders / encoders / hardware accelerators
cfc2a0cf 1341aac_decoder_select="mdct sinewin"
4538729a 1342aac_encoder_select="mdct sinewin"
136e19e1 1343aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1344ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1345ac3_encoder_select="mdct ac3dsp"
3d269059 1346ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1347alac_encoder_select="lpc"
b781cc12 1348amrnb_decoder_select="lsp"
2b2a597e 1349amrwb_decoder_select="lsp"
4538729a 1350atrac1_decoder_select="mdct sinewin"
26fbcc85 1351atrac3_decoder_select="mdct"
a33657ce
DB
1352binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1353binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1354cavs_decoder_select="golomb mpegvideo"
4538729a 1355cook_decoder_select="mdct sinewin"
2eef7c62 1356cscd_decoder_suggest="zlib"
26fbcc85 1357dca_decoder_select="mdct"
ad08dfd5 1358dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1359dxa_decoder_select="zlib"
baf91bb9 1360eac3_decoder_select="ac3_decoder"
4264a0dd 1361eac3_encoder_select="ac3_encoder"
c292f6a2 1362eamad_decoder_select="aandcttables error_resilience"
87849592 1363eatgq_decoder_select="aandcttables"
c292f6a2 1364eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1365ffv1_decoder_select="golomb rangecoder"
1366ffv1_encoder_select="rangecoder"
4f034993 1367flac_decoder_select="golomb"
f4d608e3 1368flac_encoder_select="golomb lpc"
2eef7c62
AJ
1369flashsv_decoder_select="zlib"
1370flashsv_encoder_select="zlib"
c2d23309 1371flashsv2_decoder_select="zlib"
4414137e 1372flv_decoder_select="h263_decoder"
4d4b4bd1 1373flv_encoder_select="h263_encoder"
3447f12d 1374fraps_decoder_select="huffman"
c292f6a2 1375h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1376h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1377h263_decoder_select="error_resilience h263_parser mpegvideo"
1378h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1379h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1380h263i_decoder_select="h263_decoder"
fe629c2d 1381h263p_encoder_select="h263_encoder"
c292f6a2 1382h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1383h264_dxva2_hwaccel_deps="dxva2api_h"
1384h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1385h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1386h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1387h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1388iac_decoder_select="fft mdct sinewin"
56c8227d 1389imc_decoder_select="fft mdct sinewin"
4f034993
MR
1390jpegls_decoder_select="golomb"
1391jpegls_encoder_select="golomb"
ad08dfd5 1392ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1393loco_decoder_select="golomb"
c292f6a2 1394mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1395mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1396mlp_decoder_select="mlp_parser"
c4f5c2d6 1397mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1398mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1399mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1400mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1401mp3_decoder_select="mpegaudiodsp"
1402mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1403mp3adufloat_decoder_select="mpegaudiodsp"
1404mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1405mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1406mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1407mpc7_decoder_select="mpegaudiodsp"
1408mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1409mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1410mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1411mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1412mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1413mpeg1video_decoder_select="error_resilience mpegvideo"
1414mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1415mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1416mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1417mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1418mpeg2video_decoder_select="error_resilience mpegvideo"
1419mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1420mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1421mpeg4_encoder_select="h263_encoder"
95a61cfc 1422mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1423mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1424msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1425msmpeg4v1_encoder_select="h263_encoder"
4414137e 1426msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1427msmpeg4v2_encoder_select="h263_encoder"
4414137e 1428msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1429msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1430nellymoser_decoder_select="mdct sinewin"
1431nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1432png_decoder_select="zlib"
1433png_encoder_select="zlib"
b781cc12 1434qcelp_decoder_select="lsp"
c4f5c2d6 1435qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1436ra_144_encoder_select="lpc"
9f43fdda 1437ralf_decoder_select="golomb"
a8beb22f 1438rv10_decoder_select="h263_decoder"
b2bf38b4 1439rv10_encoder_select="h263_encoder"
a8beb22f 1440rv20_decoder_select="h263_decoder"
b2bf38b4 1441rv20_encoder_select="h263_encoder"
c292f6a2
DB
1442rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1443rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1444shorten_decoder_select="golomb"
b781cc12 1445sipr_decoder_select="lsp"
f704a079
DB
1446snow_decoder_select="dwt rangecoder"
1447snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1448svq1_decoder_select="error_resilience mpegvideo"
1449svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1450svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1451svq3_decoder_suggest="zlib"
4eef77c1 1452theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1453tiff_decoder_suggest="zlib"
1454tiff_encoder_suggest="zlib"
aec09a00 1455truehd_decoder_select="mlp_decoder"
2eef7c62 1456tscc_decoder_select="zlib"
4538729a 1457twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1458vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1459vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1460vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1461vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1462vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1463vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1464vorbis_decoder_select="mdct"
1465vorbis_encoder_select="mdct"
ab9f9876
MR
1466vp3_decoder_select="vp3dsp"
1467vp5_decoder_select="vp3dsp"
1468vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1469vp6a_decoder_select="vp6_decoder"
1470vp6f_decoder_select="vp6_decoder"
915a2a0a 1471vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1472wmapro_decoder_select="mdct sinewin"
1473wmav1_decoder_select="mdct sinewin"
1474wmav1_encoder_select="mdct sinewin"
1475wmav2_decoder_select="mdct sinewin"
1476wmav2_encoder_select="mdct sinewin"
1477wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1478wmv1_decoder_select="h263_decoder"
665507aa 1479wmv1_encoder_select="h263_encoder"
f95bfab0 1480wmv2_decoder_select="h263_decoder"
1746e2a9 1481wmv2_encoder_select="h263_encoder"
015f8ee0 1482wmv3_decoder_select="vc1_decoder"
f0f86627 1483wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1484wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1485wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1486wmv3image_decoder_select="wmv3_decoder"
0e714f88 1487zerocodec_decoder_select="zlib"
2eef7c62
AJ
1488zlib_decoder_select="zlib"
1489zlib_encoder_select="zlib"
1490zmbv_decoder_select="zlib"
1491zmbv_encoder_select="zlib"
30fd06be 1492
0afab17e 1493vaapi_deps="va_va_h"
ac3dbb4d 1494vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1495vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1496
28b80940 1497# parsers
c292f6a2
DB
1498h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1499mpeg4video_parser_select="error_resilience mpegvideo"
1500mpegvideo_parser_select="error_resilience mpegvideo"
1501vc1_parser_select="error_resilience mpegvideo"
28b80940 1502
912f3148 1503# external libraries
c9171a83 1504libfaac_encoder_deps="libfaac"
37eeb5e2 1505libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1506libgsm_decoder_deps="libgsm"
1507libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1508libgsm_ms_decoder_deps="libgsm"
1509libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1510libilbc_decoder_deps="libilbc"
1511libilbc_encoder_deps="libilbc"
1cc60c47 1512libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1513libopencore_amrnb_decoder_deps="libopencore_amrnb"
1514libopencore_amrnb_encoder_deps="libopencore_amrnb"
1515libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1516libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1517libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1518libschroedinger_decoder_deps="libschroedinger"
1519libschroedinger_encoder_deps="libschroedinger"
ae14f311 1520libspeex_decoder_deps="libspeex"
b606a017 1521libspeex_encoder_deps="libspeex"
150d2772 1522libtheora_encoder_deps="libtheora"
d89e738a 1523libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1524libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1525libvorbis_encoder_deps="libvorbis"
8299a7f8 1526libvpx_decoder_deps="libvpx"
ee0e9146 1527libvpx_encoder_deps="libvpx"
1cc60c47 1528libx264_encoder_deps="libx264"
de295976 1529libxavs_encoder_deps="libxavs"
1cc60c47 1530libxvid_encoder_deps="libxvid"
30fd06be 1531
912f3148 1532# demuxers / muxers
c2dd0e9e 1533ac3_demuxer_select="ac3_parser"
647c2356 1534asf_stream_muxer_select="asf_muxer"
4e622dea 1535avisynth_demuxer_deps="avisynth"
c2dd0e9e 1536dirac_demuxer_select="dirac_parser"
5b423887 1537eac3_demuxer_select="ac3_parser"
c2dd0e9e 1538flac_demuxer_select="flac_parser"
647c2356 1539ipod_muxer_select="mov_muxer"
647c2356 1540matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1541matroska_demuxer_suggest="zlib bzlib"
1542mov_demuxer_suggest="zlib"
c2dd0e9e 1543mp3_demuxer_select="mpegaudio_parser"
647c2356 1544mp4_muxer_select="mov_muxer"
18bbca1f 1545mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1546mpegtsraw_demuxer_select="mpegts_demuxer"
1547mxf_d10_muxer_select="mxf_muxer"
24ca518b 1548ogg_demuxer_select="golomb"
647c2356 1549psp_muxer_select="mov_muxer"
44594cc7 1550rtp_demuxer_select="sdp_demuxer"
18bbca1f 1551rtp_muxer_select="mpegvideo"
44b70ce5
MS
1552rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1553rtsp_demuxer_select="http_protocol rtpdec"
1554rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1555sap_demuxer_select="sdp_demuxer"
2aab70c4 1556sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1557sdp_demuxer_select="rtpdec"
f1e94694 1558spdif_muxer_select="aac_parser"
647c2356
DB
1559tg2_muxer_select="mov_muxer"
1560tgp_muxer_select="mov_muxer"
6bdaa5f4 1561w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1562
1563# indevs / outdevs
38e54a75 1564alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1565alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1566bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1567dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1568fbdev_indev_deps="linux_fb_h"
38e54a75 1569jack_indev_deps="jack_jack_h"
e417d80d 1570libcdio_indev_deps="libcdio"
38e54a75 1571libdc1394_indev_deps="libdc1394"
38e54a75
SS
1572oss_indev_deps_any="soundcard_h sys_soundcard_h"
1573oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1574pulse_indev_deps="libpulse"
15d59d2c
B
1575sndio_indev_deps="sndio_h"
1576sndio_outdev_deps="sndio_h"
38e54a75 1577v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1578vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1579vfwcap_indev_extralibs="-lavicap32"
24f8961f 1580x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1581
912f3148 1582# protocols
acd554c1
SP
1583ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1584ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1585ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1586ffrtmphttp_protocol_deps="!librtmp_protocol"
1587ffrtmphttp_protocol_select="http_protocol"
3fff6382 1588gopher_protocol_deps="network"
c40e1757
JS
1589httpproxy_protocol_deps="network"
1590httpproxy_protocol_select="tcp_protocol"
c08fb000 1591http_protocol_deps="network"
279a0c97 1592http_protocol_select="tcp_protocol"
183baead 1593https_protocol_select="tls_protocol"
c3b57d6e
DB
1594librtmp_protocol_deps="librtmp"
1595librtmpe_protocol_deps="librtmp"
1596librtmps_protocol_deps="librtmp"
1597librtmpt_protocol_deps="librtmp"
1598librtmpte_protocol_deps="librtmp"
c60a2d70 1599mmsh_protocol_select="http_protocol"
b4cf3f6c 1600mmst_protocol_deps="network"
c3b57d6e 1601rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1602rtmp_protocol_select="tcp_protocol"
acd554c1 1603rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1604rtmps_protocol_deps="!librtmp_protocol"
1605rtmps_protocol_select="tls_protocol"
775c4d36 1606rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1607rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1608rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1609rtp_protocol_select="udp_protocol"
83c93fe7 1610sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1611tcp_protocol_deps="network"
558d192d
MS
1612tls_protocol_deps_any="openssl gnutls"
1613tls_protocol_select="tcp_protocol"
c08fb000
AB
1614udp_protocol_deps="network"
1615
6ebf0bfc 1616# filters
13fabd7a 1617blackframe_filter_deps="gpl"
ce6b6ef6 1618boxblur_filter_deps="gpl"
68b79bfc 1619cropdetect_filter_deps="gpl"
b157be1f 1620delogo_filter_deps="gpl"
a5b64584 1621drawtext_filter_deps="libfreetype"
2e5ff4d0 1622frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1623frei0r_filter_extralibs='$ldl'
a42bb9d6 1624frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1625frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1626hqdn3d_filter_deps="gpl"
d371e7b9 1627resample_filter_deps="avresample"
cf69ad35 1628ocv_filter_deps="libopencv"
2f296e39 1629scale_filter_deps="swscale"
acbac567 1630yadif_filter_deps="gpl"
6ebf0bfc 1631
5a0f7131
MR
1632# libraries
1633avdevice_deps="avcodec avformat"
1634avformat_deps="avcodec"
f7679c54 1635
912f3148 1636# programs
ce03b088
AK
1637avconv_deps="avcodec avfilter avformat avresample swscale
1638 aformat_filter asyncts_filter
1639 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1640avplay_deps="avcodec avformat swscale sdl"
1641avplay_select="rdft"
9e12f0bf 1642avprobe_deps="avcodec avformat"
b263bf66 1643avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1644avserver_extralibs='$ldl'
a2830dca 1645
c73f65d9 1646doc_deps="texi2html"
912f3148 1647
57442411
MR
1648# tests
1649
388ff813
DB
1650mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1651seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1652
57442411
MR
1653test_deps(){
1654 suf1=$1
1655 suf2=$2
1656 shift 2
1657 for v; do
1658 dep=${v%=*}
1659 tests=${v#*=}
1660 for name in ${tests}; do
908f12f3 1661 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1662 done
1663 done
1664}
1665
57442411
MR
1666test_deps _muxer _demuxer \
1667 aiff \
1668 pcm_alaw=alaw \
1669 asf \
1670 au \
1671 avi \
1672 dv=dv_fmt \
1673 ffm \
1674 flv=flv_fmt \
1675 gxf \
1676 matroska=mkv \
1677 mmf \
1678 mov \
1679 pcm_mulaw=mulaw \
0218808d 1680 mxf="mxf mxf_d10" \
57442411
MR
1681 nut \
1682 ogg \
1683 rawvideo=pixfmt \
1684 rm \
1685 swf \
1686 mpegts=ts \
1687 voc \
1688 wav \
1689 yuv4mpegpipe=yuv4mpeg \
1690
de6d9b64 1691# default parameters
8a608357 1692
19bd477d 1693logfile="config.log"
8a608357
MR
1694
1695# installation paths
c9d19248
MR
1696prefix_default="/usr/local"
1697bindir_default='${prefix}/bin'
6291d7e4 1698datadir_default='${prefix}/share/avconv'
c9d19248
MR
1699incdir_default='${prefix}/include'
1700libdir_default='${prefix}/lib'
1701mandir_default='${prefix}/share/man'
1702shlibdir_default="$libdir_default"
8a608357
MR
1703
1704# toolchain
121d78d0 1705ar_default="ar"
13c7df3d 1706cc_default="gcc"
9da6609f 1707host_cc_default="gcc"
11e6d03a 1708ln_s="ln -sf"
89641463 1709nm_default="nm"
11e6d03a 1710objformat="elf"
3f8040db 1711pkg_config_default=pkg-config
be7109c1 1712ranlib="ranlib"
11e6d03a 1713yasmexe="yasm"
8a608357 1714
8182dc34 1715nm_opts='-g'
3e0b1c9a 1716nogas=":"
8182dc34 1717
8a608357 1718# machine
8d4c00ed 1719arch_default=$(uname -m)
38d0a8aa 1720cpu="generic"
8a608357 1721
8a608357 1722# OS
8d4c00ed
MR
1723target_os_default=$(tolower $(uname -s))
1724host_os=$target_os_default
8a608357 1725
8a608357 1726# configurable options
055c61b8
DB
1727enable $PROGRAM_LIST
1728
5a0f7131
MR
1729enable avcodec
1730enable avdevice
cccc039f 1731enable avfilter
5a0f7131 1732enable avformat
c8af852b 1733enable avresample
dc4f5a1c 1734enable avutil
3e0b1c9a
DB
1735enable swscale
1736
3e0b1c9a
DB
1737enable asm
1738enable debug
1739enable doc
497237c7 1740enable network
8400d6b8 1741enable optimizations
8cfbbd92 1742enable safe_bitstream_reader
530dc538 1743enable static
a9ddb5b1 1744enable swscale_alpha
8a608357 1745
8a608357 1746# build settings
9987769a 1747SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1748AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1749LIBPREF="lib"
1750LIBSUF=".a"
c5f14466
RP
1751FULLNAME='$(NAME)$(BUILDSUF)'
1752LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1753SLIBPREF="lib"
1754SLIBSUF=".so"
c5f14466 1755SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1756SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1757SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1758LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1759SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1760SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1761
68485d1f
MR
1762asflags_filter=echo
1763cflags_filter=echo
64933b6c
MR
1764ldflags_filter=echo
1765
23565c26 1766AS_C='-c'
bc877faf 1767AS_O='-o $@'
23565c26 1768CC_C='-c'
18031c49 1769CC_E='-E -o $@'
7e6c86e6 1770CC_O='-o $@'
a758c5e2 1771LD_O='-o $@'
23565c26 1772HOSTCC_C='-c'
a758c5e2 1773HOSTCC_O='-o $@'
7e6c86e6 1774
1d01fee9 1775host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1776host_libs='-lm'
6c3fa06a
MR
1777host_cflags_filter=echo
1778host_ldflags_filter=echo
9da6609f 1779
9b861379 1780target_path='$(CURDIR)'
a7ada2ba 1781
a158446b
MR
1782# since the object filename is not given with the -MM flag, the compiler
1783# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1784DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1785DEPFLAGS='-MM'
315c741d 1786
c597172e 1787# find source path
24524f36 1788if test -f configure; then
f038cf3c 1789 source_path=.
c597172e 1790else
8477f2de 1791 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1792 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1793 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1794 test -e "$source_path/config.h" &&
1795 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1796fi
1797
13cbe2c0 1798for v in "$@"; do
b04251c5
MR
1799 r=${v#*=}
1800 l=${v%"$r"}
1801 r=$(sh_quote "$r")
29ba0911 1802 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1803done
c597172e 1804
73ef8980
MR
1805find_things(){
1806 thing=$1
1807 pattern=$2
1808 file=$source_path/$3
932ccf39 1809 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1810}
1811
1812ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1813DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1814HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1815PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1816BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1817MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1818DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1819OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1820INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1821PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1822FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1823
54e75be4
DB
1824ALL_COMPONENTS="
1825 $BSF_LIST
1826 $DECODER_LIST
1827 $DEMUXER_LIST
1828 $ENCODER_LIST
1829 $FILTER_LIST
1830 $HWACCEL_LIST
1831 $INDEV_LIST
1832 $MUXER_LIST
1833 $OUTDEV_LIST
1834 $PARSER_LIST
1835 $PROTOCOL_LIST
1836"
1837
57442411 1838find_tests(){
b9d5f1b7 1839 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1840}
1841
57442411 1842LAVF_TESTS=$(find_tests lavf)
48c28162 1843LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1844SEEK_TESTS=$(find_tests seek seek_)
57442411 1845
7263cd55 1846ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1847
8469ae22
MR
1848for n in $COMPONENT_LIST; do
1849 v=$(toupper ${n%s})_LIST
1850 eval enable \$$v
1851 eval ${n}_if_any="\$$v"
1852done
1853
54e75be4 1854enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1855
1856die_unknown(){
1857 echo "Unknown option \"$1\"."
1858 echo "See $0 --help for available options."
1859 exit 1
1860}
1861
794f8e97 1862show_list() {
bf0c4afa
RP
1863 suffix=_$1
1864 shift
2b444ea7 1865 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1866 exit 0
1867}
1868
154caa67
MR
1869rand_list(){
1870 IFS=', '
1871 set -- $*
1872 unset IFS
1873 for thing; do
1874 comp=${thing%:*}
1875 prob=${thing#$comp}
1876 prob=${prob#:}
1877 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1878 echo "prob ${prob:-0.5}"
1879 printf '%s\n' $comp
1880 done
1881}
1882
1883do_random(){
1884 action=$1
1885 shift
1886 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1887 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1888}
1889
c597172e 1890for opt do
7483e694
DB
1891 optval="${opt#*=}"
1892 case "$opt" in
0f010b2f 1893 --extra-ldflags=*) add_ldflags $optval
7483e694 1894 ;;
0f010b2f 1895 --extra-libs=*) add_extralibs $optval
7483e694 1896 ;;
8fb1cb58 1897 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1898 ;;
40bcf4c7
BL
1899 --enable-debug=*) debuglevel="$optval"
1900 ;;
36e2dea0 1901 --disable-everything)
1b15dc3c 1902 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1903 ;;
154caa67
MR
1904 --enable-random|--disable-random)
1905 action=${opt%%-random}
1906 do_random ${action#--} $COMPONENT_LIST
1907 ;;
1908 --enable-random=*|--disable-random=*)
1909 action=${opt%%-random=*}
1910 do_random ${action#--} $optval
1911 ;;
7483e694 1912 --enable-*=*|--disable-*=*)
8b93ddc3 1913 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1914 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1915 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1916 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1917 $action $(filter "$name" $list)
7483e694
DB
1918 ;;
1919 --enable-?*|--disable-?*)
5e622c40 1920 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1921 if is_in $option $COMPONENT_LIST; then
fed5d54b 1922 test $action = disable && action=unset
e3773a55
MR
1923 eval $action \$$(toupper ${option%s})_LIST
1924 elif is_in $option $CMDLINE_SELECT; then
1925 $action $option
1926 else
1927 die_unknown $opt
1928 fi
7483e694
DB
1929 ;;
1930 --list-*)
1931 NAME="${opt#--list-}"
1932 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1933 NAME=${NAME%s}
1934 eval show_list $NAME \$$(toupper $NAME)_LIST
1935 ;;
1936 --help|-h) show_help
1937 ;;
1938 *)
884a36a7 1939 optname="${opt%%=*}"
26759c44
MR
1940 optname="${optname#--}"
1941 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1942 if is_in $optname $CMDLINE_SET; then
1943 eval $optname='$optval'
1944 elif is_in $optname $CMDLINE_APPEND; then
1945 append $optname "$optval"
1946 else
1947 die_unknown $opt
1948 fi
7483e694
DB
1949 ;;
1950 esac
c597172e
MR
1951done
1952
bcea99bb
MR
1953disabled logging && logfile=/dev/null
1954
29ba0911 1955echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1956set >> $logfile
1957
9da6609f
MR
1958test -n "$cross_prefix" && enable cross_compile
1959
8d4c00ed
MR
1960if enabled cross_compile; then
1961 test -n "$arch" && test -n "$target_os" ||
1962 die "Must specify target arch and OS when cross-compiling"
1963fi
1964
1965set_default arch target_os
1966
121d78d0 1967ar_default="${cross_prefix}${ar_default}"
11e6d03a 1968cc_default="${cross_prefix}${cc_default}"
20e0ed95 1969nm_default="${cross_prefix}${nm_default}"
3f8040db 1970pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1971ranlib="${cross_prefix}${ranlib}"
adb2b908 1972
c5200f17
MR
1973sysinclude_default="${sysroot}/usr/include"
1974
e0be794a 1975set_default cc nm pkg_config sysinclude
9da6609f
MR
1976enabled cross_compile || host_cc_default=$cc
1977set_default host_cc
13c7df3d 1978
762f95e4
MR
1979if ! $pkg_config --version >/dev/null 2>&1; then
1980 warn "$pkg_config not found, library detection may fail."
1981 pkg_config=false
1982fi
1983
82bb3329
MR
1984exesuf() {
1985 case $1 in
1c69c79f 1986 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1987 esac
1988}
1989
1990EXESUF=$(exesuf $target_os)
1991HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1992
e4e69e0b 1993# set temporary file name
a49d42c2 1994: ${TMPDIR:=$TEMPDIR}
c51fafa1 1995: ${TMPDIR:=$TMP}
a49d42c2 1996: ${TMPDIR:=/tmp}
e4e69e0b 1997
a210bce2 1998if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1999 # simple replacement for missing mktemp
2000 # NOT SAFE FOR GENERAL USE
2001 mktemp(){
09a5c245 2002 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2003 }
2004fi
2005
2006tmpfile(){
2007 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2008 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2009 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2010 append TMPFILES $tmp
2011 eval $1=$tmp
2012}
2013
2014trap 'rm -f -- $TMPFILES' EXIT
54460a83 2015
55127e7b 2016tmpfile TMPASM .asm
3e0b1c9a
DB
2017tmpfile TMPC .c
2018tmpfile TMPE $EXESUF
2019tmpfile TMPH .h
2020tmpfile TMPO .o
2021tmpfile TMPS .S
2022tmpfile TMPSH .sh
2023tmpfile TMPV .ver
54460a83
MR
2024
2025unset -f mktemp
e4e69e0b 2026
fb3c4ffc
MR
2027chmod +x $TMPE
2028
993f2d0f
MR
2029# make sure we can execute files in $TMPDIR
2030cat > $TMPSH 2>> $logfile <<EOF
2031#! /bin/sh
2032EOF
2033chmod +x $TMPSH >> $logfile 2>&1
2034if ! $TMPSH >> $logfile 2>&1; then
2035 cat <<EOF
2036Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2037variable to another directory and make sure that it is not mounted noexec.
2038EOF
2039 die "Sanity test failed."
2040fi
993f2d0f 2041
d0c6d424
MR
2042pgi_flags(){
2043 for flag; do
2044 case $flag in
2045 -fomit-frame-pointer) echo -Mnoframe ;;
2046 -g) echo -gopt ;;
2047 *) echo $flag ;;
2048 esac
2049 done
2050}
2051
2052suncc_flags(){
2053 for flag; do
2054 case $flag in
2055 -march=*|-mcpu=*)
2056 case "${flag#*=}" in
2057 native) echo -xtarget=native ;;
2058 v9|niagara) echo -xarch=sparc ;;
2059 ultrasparc) echo -xarch=sparcvis ;;
2060 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2061 i586|pentium) echo -xchip=pentium ;;
2062 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2063 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2064 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2065 pentium4*) echo -xtarget=pentium4 ;;
2066 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2067 *-sse3) echo -xarch=sse3 ;;
2068 core2) echo -xarch=ssse3 -xchip=core2 ;;
2069 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2070 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2071 k8|opteron|athlon64|athlon-fx)
2072 echo -xarch=sse2a ;;
2073 athlon*) echo -xarch=pentium_proa ;;
2074 esac
2075 ;;
2076 -std=c99) echo -xc99 ;;
2077 -fomit-frame-pointer) echo -xregs=frameptr ;;
2078 -fPIC) echo -KPIC -xcode=pic32 ;;
2079 -W*,*) echo $flag ;;
2080 -f*-*|-W*) ;;
2081 *) echo $flag ;;
2082 esac
2083 done
2084}
2085
2086tms470_flags(){
2087 for flag; do
2088 case $flag in
2089 -march=*|-mcpu=*)
2090 case "${flag#*=}" in
2091 armv7-a|cortex-a*) echo -mv=7a8 ;;
2092 armv7-r|cortex-r*) echo -mv=7r4 ;;
2093 armv7-m|cortex-m*) echo -mv=7m3 ;;
2094 armv6*|arm11*) echo -mv=6 ;;
2095 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2096 echo -mv=5e ;;
2097 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2098 esac
2099 ;;
2100 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2101 -mfpu=vfp) echo --float_support=vfpv2 ;;
2102 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2103 -msoft-float) echo --float_support=vfplib ;;
2104 -O[0-3]|-mf=*) echo $flag ;;
2105 -g) echo -g -mn ;;
2106 -pds=*) echo $flag ;;
ad93dccb
MR
2107 -D*|-I*) echo $flag ;;
2108 --gcc|--abi=*) echo $flag ;;
2109 -me) echo $flag ;;
d0c6d424
MR
2110 esac
2111 done
2112}
2113
a758c5e2
MR
2114probe_cc(){
2115 pfx=$1
2116 _cc=$2
2117
23565c26 2118 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2119 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2120 _flags_filter=echo
2121
2122 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2123 _type=llvm_gcc
2124 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2125 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2126 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2127 _cflags_speed='-O3'
2128 _cflags_size='-Os'
2129 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2130 _type=gcc
2131 gcc_version=$($_cc --version | head -n1)
2132 gcc_basever=$($_cc -dumpversion)
2133 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2134 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2135 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2136 if ! $_cc -dumpversion | grep -q '^2\.'; then
2137 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2138 fi
2139 _cflags_speed='-O3'
2140 _cflags_size='-Os'
2141 elif $_cc --version 2>/dev/null | grep -q Intel; then
2142 _type=icc
2143 _ident=$($_cc --version | head -n1)
2144 _depflags='-MMD'
2145 _cflags_speed='-O3'
2146 _cflags_size='-Os'
2147 _cflags_noopt='-O1'
2148 elif $_cc -v 2>&1 | grep -q xlc; then
2149 _type=xlc
2150 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2151 _cflags_speed='-O5'
2152 _cflags_size='-O5 -qcompact'
2153 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2154 _type=ccc
2155 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2156 _DEPFLAGS='-M'
2157 debuglevel=3
2158 _ldflags='-Wl,-z,now' # calls to libots crash without this
2159 _cflags_speed='-fast'
2160 _cflags_size='-O1'
2161 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2162 test -d "$sysroot" || die "No valid sysroot specified."
2163 _type=armcc
2164 _ident=$($_cc --vsn | head -n1)
2165 armcc_conf="$PWD/armcc.conf"
2166 $_cc --arm_linux_configure \
2167 --arm_linux_config_file="$armcc_conf" \
2168 --configure_sysroot="$sysroot" \
2169 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2170 die "Error creating armcc configuration file."
2171 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2172 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2173 as_default="${cross_prefix}gcc"
2174 _depflags='-MMD'
2175 _cflags_speed='-O3'
2176 _cflags_size='-Os'
2177 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2178 _type=tms470
2179 _ident=$($_cc -version | head -n1 | tr -s ' ')
2180 _flags='--gcc --abi=eabi -me'
2181 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2182 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2183 _cc_o='-fe=$@'
2184 as_default="${cross_prefix}gcc"
2185 ld_default="${cross_prefix}gcc"
2186 _depflags='-ppa -ppd=$(@:.o=.d)'
2187 _cflags_speed='-O3 -mf=5'
2188 _cflags_size='-O3 -mf=2'
2189 _flags_filter=tms470_flags
2190 elif $_cc -v 2>&1 | grep -q clang; then
2191 _type=clang
2192 _ident=$($_cc --version | head -n1)
2193 _depflags='-MMD'
2194 _cflags_speed='-O3'
2195 _cflags_size='-Os'
2196 elif $_cc -V 2>&1 | grep -q Sun; then
2197 _type=suncc
2198 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2199 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2200 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2201 _ldflags='-std=c99'
2202 _cflags_speed='-O5'
2203 _cflags_size='-O5 -xspace'
2204 _flags_filter=suncc_flags
2205 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2206 _type=pathscale
2207 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2208 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2209 _cflags_speed='-O2'
2210 _cflags_size='-Os'
2211 _flags_filter='filter_out -Wdisabled-optimization'
2212 elif $_cc -v 2>&1 | grep -q Open64; then
2213 _type=open64
2214 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2215 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2216 _cflags_speed='-O2'
2217 _cflags_size='-Os'
2218 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2219 elif $_cc -V 2>&1 | grep -q Portland; then
2220 _type=pgi
2221 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2222 opt_common='-alias=ansi -Mlre -Mpre'
2223 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2224 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2225 _cflags_noopt="-O1"
2226 _flags_filter=pgi_flags
aef6bd1b 2227 fi
a758c5e2
MR
2228
2229 eval ${pfx}_type=\$_type
2230 eval ${pfx}_ident=\$_ident
2231}
2232
2233set_ccvars(){
23565c26 2234 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2235 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2236 eval ${1}_O=\${_cc_o-\${${1}_O}}
2237
2238 if [ -n "$_depflags" ]; then
2239 eval ${1}_DEPFLAGS=\$_depflags
2240 else
2241 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2242 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2243 eval DEP${1}FLAGS=\$_flags
2244 fi
2245}
2246
2247probe_cc cc "$cc"
2248cflags_filter=$_flags_filter
2249cflags_speed=$_cflags_speed
2250cflags_size=$_cflags_size
2251cflags_noopt=$_cflags_noopt
2252add_cflags $_flags $_cflags
2253cc_ldflags=$_ldflags
2254set_ccvars CC
2255
2256probe_cc hostcc "$host_cc"
2257host_cflags_filter=$_flags_filter
2258host_ldflags_filter=$_flags_filter
2259add_host_cflags $_flags $_cflags
2260add_host_ldflags $_flags $_ldflags
2261set_ccvars HOSTCC
629687f6 2262
851ffa80
MR
2263test -n "$cc_type" && enable $cc_type ||
2264 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2265
75bafbac 2266: ${as_default:=$cc}
50567afa 2267: ${dep_cc_default:=$cc}
684b28e0 2268: ${ld_default:=$cc}
121d78d0 2269set_default ar as dep_cc ld
75800dce 2270
a758c5e2
MR
2271probe_cc as "$as"
2272asflags_filter=$_flags_filter
2273add_asflags $_flags $_cflags
2274set_ccvars AS
2275
2276probe_cc ld "$ld"
2277ldflags_filter=$_flags_filter
2278add_ldflags $_flags $_ldflags
2279test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2280LD_O=${_cc_o-$LD_O}
2281
2282if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2283 probe_cc depcc "$dep_cc"
2284 CCDEP=${_DEPCMD:-$DEPCMD}
2285 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2286 DEPCCFLAGS=$_flags
2287fi
07dec06e 2288
7f32f40c 2289add_cflags $extra_cflags
2f2e6c7c 2290add_asflags $extra_cflags
7f32f40c 2291
154d432c
MR
2292if test -n "$sysroot"; then
2293 case "$cc_type" in
00ba041c 2294 gcc|llvm_gcc|clang)
467256f2 2295 add_cppflags --sysroot="$sysroot"
154d432c
MR
2296 add_ldflags --sysroot="$sysroot"
2297 ;;
6fec122a
MR
2298 tms470)
2299 add_cppflags -I"$sysinclude"
2300 add_ldflags --sysroot="$sysroot"
2301 ;;
154d432c
MR
2302 esac
2303fi
2304
d22c13a8
MR
2305if test "$cpu" = host; then
2306 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2307
2308 case "$cc_type" in
613a4e3f 2309 gcc|llvm_gcc)
d22c13a8
MR
2310 check_native(){
2311 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2312 sed -n "/cc1.*$1=/{
27ce1be8
MR
2313 s/.*$1=\\([^ ]*\\).*/\\1/
2314 p
2315 q
2316 }" $TMPE
d22c13a8
MR
2317 }
2318 cpu=$(check_native -march || check_native -mcpu)
2319 ;;
2320 esac
2321
2322 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2323fi
2324
e939cedd
MR
2325# Deal with common $arch aliases
2326case "$arch" in
2327 arm*)
2328 arch="arm"
2329 ;;
2330 mips|mipsel|IP*)
2331 arch="mips"
2332 ;;
47b1860e 2333 mips64*)
e939cedd
MR
2334 arch="mips"
2335 subarch="mips64"
2336 ;;
2337 parisc|hppa)
2338 arch="parisc"
2339 ;;
2340 parisc64|hppa64)
2341 arch="parisc"
2342 subarch="parisc64"
2343 ;;
2344 "Power Macintosh"|ppc|powerpc)
2345 arch="ppc"
2346 ;;
47b1860e 2347 ppc64|powerpc64)
e939cedd
MR
2348 arch="ppc"
2349 subarch="ppc64"
2350 ;;
2351 s390|s390x)
2352 arch="s390"
2353 ;;
2354 sh4|sh)
2355 arch="sh4"
2356 ;;
2357 sun4u|sparc64)
2358 arch="sparc"
2359 subarch="sparc64"
2360 ;;
d33ed7b3 2361 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2362 arch="x86"
2363 ;;
2364esac
2365
851ffa80 2366is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2367enable $arch
e939cedd 2368
df5cdc24 2369# Add processor-specific flags
5d54c126
MR
2370if test "$cpu" = generic; then
2371 : do nothing
2372elif enabled ppc; then
343aef9b 2373
56348891
MR
2374 case $(tolower $cpu) in
2375 601|ppc601|powerpc601)
9dbd5c3d 2376 cpuflags="-mcpu=601"
64ad53ff 2377 disable altivec
9dbd5c3d 2378 ;;
56348891 2379 603*|ppc603*|powerpc603*)
9dbd5c3d 2380 cpuflags="-mcpu=603"
64ad53ff 2381 disable altivec
9dbd5c3d 2382 ;;
56348891 2383 604*|ppc604*|powerpc604*)
9dbd5c3d 2384 cpuflags="-mcpu=604"
64ad53ff 2385 disable altivec
9dbd5c3d 2386 ;;
56348891 2387 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2388 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2389 disable altivec
9dbd5c3d 2390 ;;
56348891 2391 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2392 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2393 ;;
56348891 2394 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2395 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2396 ;;
313f9fbf 2397 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2398 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2399 ;;
313f9fbf
SM
2400 power[3-7]*)
2401 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2402 ;;
56348891 2403 cell)
9dbd5c3d
MR
2404 cpuflags="-mcpu=cell"
2405 enable ldbrx
2406 ;;
4ab26cb4
DB
2407 e500mc)
2408 cpuflags="-mcpu=e500mc"
2409 disable altivec
2410 ;;
7b0b81a1
AL
2411 e500v2)
2412 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2413 disable altivec
2414 ;;
2415 e500)
2416 cpuflags="-mcpu=8540 -mhard-float"
2417 disable altivec
2418 ;;
9dbd5c3d 2419 esac
343aef9b
MR
2420
2421elif enabled x86; then
2422
9dbd5c3d
MR
2423 case $cpu in
2424 i[345]86|pentium)
2425 cpuflags="-march=$cpu"
2426 disable mmx
2427 ;;
2428 # targets that do NOT support conditional mov (cmov)
2429 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2430 cpuflags="-march=$cpu"
2431 disable cmov
2432 ;;
2433 # targets that do support conditional mov (cmov)
9ddf1b1a 2434 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2435 cpuflags="-march=$cpu"
2436 enable cmov
2437 enable fast_cmov
2438 ;;
2439 # targets that do support conditional mov but on which it's slow
2440 pentium4|pentium4m|prescott|nocona)
2441 cpuflags="-march=$cpu"
2442 enable cmov
2443 disable fast_cmov
2444 ;;
2445 esac
343aef9b
MR
2446
2447elif enabled sparc; then
2448
9dbd5c3d 2449 case $cpu in
26b7199e
MK
2450 niagara)
2451 cpuflags="-mcpu=$cpu"
2452 disable vis
2453 ;;
9dbd5c3d
MR
2454 sparc64)
2455 cpuflags="-mcpu=v9"
2456 ;;
2457 esac
343aef9b
MR
2458
2459elif enabled arm; then
2460
34ba23c9
MR
2461 case $cpu in
2462 armv*)
2463 cpuflags="-march=$cpu"
c2eae137 2464 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2465 ;;
2466 *)
2467 cpuflags="-mcpu=$cpu"
c2eae137
MR
2468 case $cpu in
2469 cortex-a*) subarch=armv7a ;;
2470 cortex-r*) subarch=armv7r ;;
9e19704a 2471 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2472 arm11*) subarch=armv6 ;;
2473 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2474 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2475 esac
34ba23c9
MR
2476 ;;
2477 esac
343aef9b
MR
2478
2479elif enabled alpha; then
2480
34ba23c9 2481 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2482
2483elif enabled bfin; then
2484
34ba23c9 2485 cpuflags="-mcpu=$cpu"
343aef9b
MR
2486
2487elif enabled mips; then
2488
34ba23c9 2489 cpuflags="-march=$cpu"
343aef9b
MR
2490
2491elif enabled avr32; then
2492
9dbd5c3d
MR
2493 case $cpu in
2494 ap7[02]0[0-2])
2495 subarch="avr32_ap"
2496 cpuflags="-mpart=$cpu"
2497 ;;
2498 ap)
2499 subarch="avr32_ap"
2500 cpuflags="-march=$cpu"
2501 ;;
2502 uc3[ab]*)
2503 subarch="avr32_uc"
2504 cpuflags="-mcpu=$cpu"
2505 ;;
2506 uc)
2507 subarch="avr32_uc"
2508 cpuflags="-march=$cpu"
2509 ;;
2510 esac
df5cdc24 2511
343aef9b
MR
2512fi
2513
df5cdc24
MR
2514add_cflags $cpuflags
2515add_asflags $cpuflags
2516
993f2d0f
MR
2517# compiler sanity check
2518check_exec <<EOF
2519int main(void){ return 0; }
2520EOF
2521if test "$?" != 0; then
2522 echo "$cc is unable to create an executable file."
2523 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2524 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2525 echo "Only do this if you know what cross compiling means."
2526 fi
2527 die "C compiler test failed."
2528fi
2529
046f081b 2530add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2531check_cflags -std=c99
50a334e4 2532check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2533#include <stdlib.h>
2534EOF
50a334e4 2535check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2536#include <stdlib.h>
2537EOF
e9b9a2f8 2538
f0125de9 2539check_host_cflags -std=c99
0a6db2a2 2540check_host_cflags -Wall
f0125de9 2541
b24dbcbd 2542case "$arch" in
e939cedd 2543 alpha|ia64|mips|parisc|sparc)
8a3c8627 2544 spic=$shared
b24dbcbd 2545 ;;
e939cedd 2546 x86)
cfdb6148 2547 subarch="x86_32"
5adc829e 2548 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2549 if test "$subarch" = "x86_64"; then
e939cedd 2550 spic=$shared
de27f4d9 2551 fi
b24dbcbd 2552 ;;
b24dbcbd
RP
2553esac
2554
343aef9b 2555enable $subarch
8a3c8627 2556enabled spic && enable pic
b24dbcbd 2557
7483e694 2558# OS specific
4f854758 2559case $target_os in
a1629e28 2560 haiku)
63ae7e7c 2561 prefix_default="/boot/common"
108caaaa 2562 network_extralibs="-lnetwork"
f59c4bd6 2563 host_libs=
a1629e28 2564 ;;
7483e694 2565 sunos)
4d58e4cb 2566 AVSERVERLDFLAGS=""
9987769a 2567 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2568 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2569 network_extralibs="-lsocket -lnsl"
779222db 2570 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2571 # When using suncc to build, the Solaris linker will mark
2572 # an executable with each instruction set encountered by
2573 # the Solaris assembler. As our libraries contain their own
2574 # guards for processor-specific code, instead suppress
2575 # generation of the HWCAPS ELF section on Solaris x86 only.
2576 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2577 nm_opts='-P -g'
7483e694
DB
2578 ;;
2579 netbsd)
a1e4b3f6 2580 disable symver
07a8eef6
MR
2581 oss_indev_extralibs="-lossaudio"
2582 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2583 ;;
2584 openbsd)
7c4a001a 2585 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2586 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2587 # however the generated executable will not do anything
2588 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2589 # Thus explicitly enable PIC here.
cd78208b 2590 enable pic
a1e4b3f6 2591 disable symver
7483e694 2592 SHFLAGS='-shared'
07a8eef6
MR
2593 oss_indev_extralibs="-lossaudio"
2594 oss_outdev_extralibs="-lossaudio"
7483e694 2595 ;;
a1e4b3f6 2596 dragonfly)
a1e4b3f6
MR
2597 disable symver
2598 ;;
2599 freebsd)
7483e694
DB
2600 ;;
2601 bsd/os)
355d81df 2602 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2603 ;;
2604 darwin)
301ab19d 2605 gas="gas-preprocessor.pl $cc"
e08b8239 2606 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2607 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2608 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2609 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2610 SLIBSUF=".dylib"
2611 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2612 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2613 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2614 objformat="macho"
1b0f6fb8 2615 enabled x86_64 && objformat="macho64"
8dfa86f7 2616 enabled_any pic shared ||
2704bd1a 2617 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2618 ;;
2619 mingw32*)
9d3f4f50 2620 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2621 disable network
2622 else
2623 target_os=mingw32
2624 fi
dcc01c06 2625 LIBTARGET=i386
1fc9fb8a 2626 if enabled x86_64; then
417516f6 2627 LIBTARGET="i386:x86-64"
336cc1b0 2628 elif enabled arm; then
15c5156d 2629 LIBTARGET=arm-wince
dcc01c06 2630 fi
fbd971a4 2631 shlibdir_default="$bindir_default"
7483e694
DB
2632 SLIBPREF=""
2633 SLIBSUF=".dll"
7483e694
DB
2634 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2635 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2636 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2637 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2638 SLIB_INSTALL_LINKS=
2639 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2640 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2641 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 2642 objformat="win32"
ec10a9ab 2643 dlltool="${cross_prefix}dlltool"
bc574408 2644 enable dos_paths
1894e741 2645 check_cflags -fno-common
e26011d0
RP
2646 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2647 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2648 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2649 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2650 ;;
2651 cygwin*)
4f854758 2652 target_os=cygwin
fbd971a4 2653 shlibdir_default="$bindir_default"
7483e694
DB
2654 SLIBPREF="cyg"
2655 SLIBSUF=".dll"
2656 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2657 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2658 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2659 SLIB_INSTALL_LINKS=
2660 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2661 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2662 objformat="win32"
bc574408 2663 enable dos_paths
1894e741 2664 check_cflags -fno-common
a7a187a1 2665 add_cppflags -U__STRICT_ANSI__
7483e694 2666 ;;
4f365f37 2667 *-dos|freedos|opendos)
4f365f37 2668 network_extralibs="-lsocket"
ff1c015d 2669 objformat="coff"
bc574408 2670 enable dos_paths
a7a187a1 2671 add_cppflags -U__STRICT_ANSI__
4f365f37 2672 ;;
7483e694 2673 linux)
046f081b 2674 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2675 enable dv1394
2676 ;;
2677 irix*)
4f854758 2678 target_os=irix
7483e694
DB
2679 ranlib="echo ignoring ranlib"
2680 ;;
d22e8442 2681 os/2*)
d22e8442 2682 ln_s="cp -f"
9297f1ed 2683 objformat="aout"
e14574eb 2684 add_cppflags -D_GNU_SOURCE
355d81df 2685 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2686 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2687 AVSERVERLDFLAGS=""
287d3b13 2688 LIBSUF="_s.a"
d22e8442
DY
2689 SLIBPREF=""
2690 SLIBSUF=".dll"
2691 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2692 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2693 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2694 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2695 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2696 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2697 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2698 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2699 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2700 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2701 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2702 enable dos_paths
d22e8442 2703 ;;
83993c1c 2704 gnu/kfreebsd)
c1f54478 2705 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2706 ;;
34e82167 2707 gnu)
f60d1366 2708 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2709 ;;
d33ed7b3
MR
2710 qnx)
2711 add_cppflags -D_QNX_SOURCE
2712 network_extralibs="-lsocket"
2713 ;;
1c69c79f
MS
2714 symbian)
2715 SLIBSUF=".dll"
2716 enable dos_paths
e3bc07f4
MS
2717 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2718 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2719 add_ldflags -Wl,--target1-abs,--no-undefined \
2720 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2721 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2722 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2723 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2724 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2725 ;;
614d8911
MR
2726 none)
2727 ;;
7483e694 2728 *)
4f924f9a 2729 die "Unknown OS '$target_os'."
7483e694
DB
2730 ;;
2731esac
2732
6555acad
MR
2733esc(){
2734 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2735}
2736
2737echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2738
13cb2187
AS
2739check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2740
c9d19248
MR
2741set_default $PATHS_LIST
2742
320d060a 2743# we need to build at least one lib type
93b3c083 2744if ! enabled_any static shared; then
320d060a
DB
2745 cat <<EOF
2746At least one library type must be built.
2747Specify --enable-static to build the static libraries or --enable-shared to
2748build the shared libraries as well. To only build the shared libraries specify
2749--disable-static in addition to --enable-shared.
2750EOF
2751 exit 1;
2752fi
2753
2184c6f7 2754die_license_disabled() {
4c27207c 2755 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2756}
2757
e417d80d 2758die_license_disabled gpl libcdio
2184c6f7 2759die_license_disabled gpl libx264
de295976 2760die_license_disabled gpl libxavs
2184c6f7 2761die_license_disabled gpl libxvid
2184c6f7
DB
2762die_license_disabled gpl x11grab
2763
2f7ae63b 2764die_license_disabled nonfree libfaac
87246953 2765die_license_disabled nonfree libfdk_aac
a060866f 2766die_license_disabled nonfree openssl
b2e3c528 2767
0b175caa
DB
2768die_license_disabled version3 libopencore_amrnb
2769die_license_disabled version3 libopencore_amrwb
d89e738a 2770die_license_disabled version3 libvo_aacenc
f502ff3f 2771die_license_disabled version3 libvo_amrwbenc
0b175caa 2772
9cad0e4e 2773enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2774
40617a6d 2775disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2776
e276d9e8
MR
2777enable_pic() {
2778 enable pic
bce7b696
MR
2779 add_cppflags -DPIC
2780 add_cflags -fPIC
2781 add_asflags -fPIC
e276d9e8
MR
2782}
2783
2784enabled pic && enable_pic
bce7b696 2785
b4d96ba2
MR
2786check_cc <<EOF || die "Symbol mangling check failed."
2787int ff_extern;
2788EOF
8182dc34 2789sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2790extern_prefix=${sym%%ff_extern*}
2791
f65883c8
MR
2792check_cc <<EOF && enable inline_asm
2793void foo(void) { __asm__ volatile ("" ::); }
2794EOF
61d251db 2795
df5e3978
MR
2796_restrict=
2797for restrict_keyword in restrict __restrict__ __restrict; do
2798 check_cc <<EOF && _restrict=$restrict_keyword && break
2799void foo(char * $restrict_keyword p);
2800EOF
2801done
2802
2803check_cc <<EOF && enable attribute_packed
2804struct { int x; } __attribute__((packed)) x;
2805EOF
2806
dffb41b9
MR
2807check_cc <<EOF && enable attribute_may_alias
2808union { int x; } __attribute__((may_alias)) x;
2809EOF
2810
df5e3978
MR
2811check_cc <<EOF || die "endian test failed"
2812unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2813EOF
48fc536a 2814od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2815
e939cedd
MR
2816if enabled alpha; then
2817
2818 check_cflags -mieee
2819
2820elif enabled arm; then
e45391bb 2821
8986fddc 2822 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2823 nogas=die
50fa82e6 2824
44caaa56
MR
2825 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2826 enable vfp_args
2827 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2828 case "${cross_prefix:-$cc}" in
2829 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2830 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2831__asm__ (".eabi_attribute 28, 1");
2832int main(void) { return 0; }
2833EOF
44caaa56
MR
2834 esac
2835 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2836 fi
fa0912fe 2837
575db883
DB
2838 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
2839 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
2840 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
2841 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
2842 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
2843 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2844
575db883
DB
2845 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
2846 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 2847
e276d9e8
MR
2848 enabled_all armv6t2 shared !pic && enable_pic
2849
fa0912fe 2850elif enabled mips; then
e45391bb 2851
575db883
DB
2852 check_inline_asm loongson '"dmult.g $1, $2, $3"'
2853 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 2854
fa0912fe 2855elif enabled ppc; then
e45391bb 2856
e6a0c354
MR
2857 enable local_aligned_8 local_aligned_16
2858
575db883
DB
2859 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2860 check_inline_asm ibm_asm '"add 0, 0, 0"'
2861 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
2862 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2863
2864 # AltiVec flags: The FSF version of GCC differs from the Apple version
2865 if enabled altivec; then
301ab19d 2866 nogas=warn
fa0912fe
MR
2867 check_cflags -maltivec -mabi=altivec &&
2868 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2869 check_cflags -faltivec
2870
2871 # check if our compiler supports Motorola AltiVec C API
2872 check_cc <<EOF || disable altivec
2873$inc_altivec_h
2874int main(void) {
20bcce50
MR
2875 vector signed int v1 = (vector signed int) { 0 };
2876 vector signed int v2 = (vector signed int) { 1 };
2877 v1 = vec_add(v1, v2);
fa0912fe
MR
2878 return 0;
2879}
2880EOF
2881
20bcce50 2882 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 2883 fi
e45391bb 2884
fa0912fe 2885elif enabled sparc; then
e45391bb 2886
575db883
DB
2887 enabled vis &&
2888 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
fa0912fe 2889 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2890
fa0912fe 2891elif enabled x86; then
e45391bb 2892
3f150ffb 2893 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2894 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2895 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2896 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2897
f80ddd5b
RB
2898 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2899
e6a0c354
MR
2900 enable local_aligned_8 local_aligned_16
2901
44965991
PI
2902 # check whether EBP is available on x86
2903 # As 'i' is stored on the stack, this program will crash
2904 # if the base pointer is used to access it because the
2905 # base pointer is cleared in the inline assembly code.
7dfef245 2906 check_exec_crash <<EOF && enable ebp_available
44965991 2907 volatile int i=0;
be449fca 2908 __asm__ volatile (
44965991
PI
2909 "xorl %%ebp, %%ebp"
2910 ::: "%ebp");
2911 return i;
44965991
PI
2912EOF
2913
f494213c 2914 # check whether EBX is available on x86
575db883
DB
2915 check_inline_asm ebx_available '""::"b"(0)' &&
2916 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 2917
6f74fb03 2918 # check whether xmm clobbers are supported
575db883 2919 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 2920
239fdf1b 2921 # check whether binutils is new enough to compile SSSE3/MMXEXT
575db883
DB
2922 enabled ssse3 && check_inline_asm ssse3 '"pabsw %xmm0, %xmm0"'
2923 enabled mmxext && check_inline_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2924
9cca1e40 2925 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2926 if check_cmd $yasmexe --version; then
2927 enabled x86_64 && yasm_extra="-m amd64"
2928 yasm_debug="-g dwarf2"
2929 elif check_cmd nasm -v; then
2930 yasmexe=nasm
2931 yasm_debug="-g -F dwarf"
2932 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2933 fi
2934
2935 YASMFLAGS="-f $objformat $yasm_extra"
2936 enabled pic && append YASMFLAGS "-DPIC"
2937 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2938 case "$objformat" in
2939 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2940 esac
2941
48545a8f 2942 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2943 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2944 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2945 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2946 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2947 fi
e45391bb 2948
669b5583
MR
2949 case "$cpu" in
2950 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2951 disable fast_clz
2952 ;;
2953 esac
2954
44965991
PI
2955fi
2956
301ab19d
MR
2957if enabled asm; then
2958 as=${gas:=$as}
575db883 2959 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
2960 $nogas "GNU assembler not found, install gas-preprocessor"
2961fi
2962
4a7e068b
MR
2963check_ldflags -Wl,--as-needed
2964
a98bb16d
RP
2965if check_func dlopen; then
2966 ldl=
2967elif check_func dlopen -ldl; then
2968 ldl=-ldl
8bf5d58f
MN
2969fi
2970
54fe299b
DV
2971if enabled network; then
2972 check_type "sys/types.h sys/socket.h" socklen_t
2973 check_type netdb.h "struct addrinfo"
75d339e0
MS
2974 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2975 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2976 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2977 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2978 check_type poll.h "struct pollfd"
54fe299b
DV
2979 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2980 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 2981 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 2982 check_func getaddrinfo $network_extralibs
54fe299b
DV
2983 # Prefer arpa/inet.h over winsock2
2984 if check_header arpa/inet.h ; then
2985 check_func closesocket
2986 elif check_header winsock2.h ; then
47876d66
DB
2987 check_func_headers winsock2.h closesocket -lws2 &&
2988 network_extralibs="-lws2" ||
2989 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2990 network_extralibs="-lws2_32"; }
f06dee77 2991 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2992 check_type ws2tcpip.h socklen_t
2993 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2994 check_type ws2tcpip.h "struct group_source_req"
2995 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2996 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2997 check_type winsock2.h "struct pollfd"
54fe299b
DV
2998 check_type ws2tcpip.h "struct sockaddr_in6"
2999 check_type ws2tcpip.h "struct sockaddr_storage"
3000 check_struct winsock2.h "struct sockaddr" sa_len
3001 else
3002 disable network
3003 fi
3004fi
3005
75ecf149
DB
3006# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3007check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3008
534a2231 3009check_func fcntl
7483e694
DB
3010check_func fork
3011check_func gethrtime
667fb97a 3012check_func getopt
7483e694 3013check_func getrusage
fc5607f8 3014check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3015check_func gettimeofday
094c09bb 3016check_func inet_aton $network_extralibs
abfc8d05 3017check_func isatty
a5b64584 3018check_func localtime_r
4ae40685 3019check_func ${malloc_prefix}memalign && enable memalign
7483e694 3020check_func mkstemp
0328b9ea 3021check_func mmap
4ae40685 3022check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3023check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3024check_func setrlimit
87958234 3025check_func strerror_r
6379900c 3026check_func strptime
47941088 3027check_func strtok_r
ea4d5f48 3028check_func sched_getaffinity
bcc73960 3029check_func sysconf
b9e22269 3030check_func sysctl
d3d3a32c 3031check_func usleep
b507ebd1 3032check_func_headers io.h setmode
b4675d0f 3033check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3034check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3035check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3036check_func_headers windows.h GetProcessTimes
61183b5a 3037check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3038check_func_headers windows.h MapViewOfFile
d3d3a32c 3039check_func_headers windows.h Sleep
7c5bfe7a 3040check_func_headers windows.h VirtualAlloc
6ffa87d3 3041
a98bb16d 3042check_header dlfcn.h
fa845061 3043check_header dxva.h
92c6a099 3044check_header dxva2api.h
3b1ab197 3045check_header io.h
a98bb16d 3046check_header malloc.h
bf6ce82d 3047check_header poll.h
b58412f1 3048check_header sys/mman.h
06bb5905 3049check_header sys/param.h
b091aa44 3050check_header sys/resource.h
bf6ce82d 3051check_header sys/select.h
e64bceea 3052check_header sys/time.h
542920b7 3053check_header unistd.h
272081b0
CEH
3054check_header vdpau/vdpau.h
3055check_header vdpau/vdpau_x11.h
d3d3a32c 3056check_header windows.h
68178ca9 3057check_header X11/extensions/XvMClib.h
a98bb16d 3058
a4fa192c 3059disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3060disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3061
ff3755cb
JG
3062if ! disabled w32threads && ! enabled pthreads; then
3063 check_func _beginthreadex && enable w32threads
3064fi
3065
57bd82d4
MR
3066# check for some common methods of building with pthread support
3067# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3068if ! disabled pthreads && ! enabled w32threads; then
3069 enable pthreads
9e7fd101
MR
3070 if check_func pthread_create; then
3071 :
3072 elif check_func pthread_create -pthread; then
3073 add_cflags -pthread
afc9aee2 3074 add_extralibs -pthread
9e7fd101
MR
3075 elif check_func pthread_create -pthreads; then
3076 add_cflags -pthreads
afc9aee2 3077 add_extralibs -pthreads
8d94f606
GT
3078 elif check_func pthread_create -lpthreadGC2; then
3079 add_extralibs -lpthreadGC2
9e7fd101 3080 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3081 disable pthreads
9e7fd101 3082 fi
57bd82d4
MR
3083fi
3084
8eee7025 3085for thread in $THREADS_LIST; do
e5f94c2b 3086 if enabled $thread; then
3ae3b721
RP
3087 test -n "$thread_type" &&
3088 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3089 thread_type="$thread"
e5f94c2b
RP
3090 fi
3091done
3092
50f7c296 3093check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3094enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3095
15333562 3096check_mathfunc cbrtf
645d2652
MR
3097check_mathfunc exp2
3098check_mathfunc exp2f
46df708b
MS
3099check_mathfunc isinf
3100check_mathfunc isnan
645d2652 3101check_mathfunc llrint
07876e25 3102check_mathfunc llrintf
645d2652
MR
3103check_mathfunc log2
3104check_mathfunc log2f
3105check_mathfunc lrint
3106check_mathfunc lrintf
183b1c22 3107check_mathfunc rint
645d2652
MR
3108check_mathfunc round
3109check_mathfunc roundf
23d3931a 3110check_mathfunc trunc
645d2652 3111check_mathfunc truncf
f32adb22 3112
57bd82d4 3113# these are off by default, so fail if requested and not available
a1b3c5a3 3114enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3115enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3116enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3117enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3118enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3119enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3120enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3121enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3122enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3123enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3124enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3125enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3126enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3127enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3128enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3129enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3130enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3131enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3132enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3133enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3134enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3135enabled libvpx && {
3136 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3137 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3138 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3139 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3140enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3141 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3142 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3143enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3144enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3145enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3146 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3147 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3148 die "ERROR: openssl not found"; }
8ac17293 3149
acd554c1
SP
3150if enabled gnutls; then
3151 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3152 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3153fi
3154
0b4a1821
AS
3155# libdc1394 check
3156if enabled libdc1394; then
3157 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3158 enable libdc1394_2; } ||
3159 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3160 enable libdc1394_1; } ||
3161 die "ERROR: No version of libdc1394 found "
3162fi
3163
9bd41bb1 3164if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3165 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3166 enable sdl &&
3167 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3168fi
57bd82d4 3169
2270b4b2 3170texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3171
c6f95144 3172check_header linux/fb.h
06e31011 3173check_header linux/videodev2.h
a6a4793d
LB
3174check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3175
1b6e8b73 3176check_header sys/videoio.h
47f38850 3177
27796dc3 3178check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3179# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3180# w32api 3.12 had it defined wrong
3181check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3182
f8aa696f 3183# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3184{ check_header dev/bktr/ioctl_meteor.h &&
3185 check_header dev/bktr/ioctl_bt848.h; } ||
3186{ check_header machine/ioctl_meteor.h &&
3187 check_header machine/ioctl_bt848.h; } ||
3188{ check_header dev/video/meteor/ioctl_meteor.h &&
3189 check_header dev/video/bktr/ioctl_bt848.h; } ||
3190check_header dev/ic/bt8xx.h
f8aa696f 3191
15d59d2c 3192check_header sndio.h
c7682de0
RP
3193check_header sys/soundcard.h
3194check_header soundcard.h
deb29777 3195
b6f3d925 3196enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3197
8772997d
SM
3198enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3199 check_func jack_port_get_latency_range -ljack
80ff8a16 3200
15d59d2c
B
3201enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3202
e417d80d
AK
3203enabled libcdio &&
3204 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3205
4a584eda
JA
3206enabled x11grab &&
3207require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3208require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3209require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3210
ac3dbb4d
SZ
3211# check for VDA header
3212if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3213 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3214fi
3215
598ef02b 3216if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3217check_cpp_condition \
3218 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3219 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3220 disable vdpau; }
abf649c7 3221fi
deda2a4a 3222
95e561ec 3223enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3224
3225# add some useful compiler flags if supported
3226check_cflags -Wdeclaration-after-statement
dcd479c0 3227check_cflags -Wall
440e3b2f 3228check_cflags -Wno-parentheses
dcd479c0 3229check_cflags -Wno-switch
b36518dc 3230check_cflags -Wno-format-zero-length
c07bd6a9
MN
3231check_cflags -Wdisabled-optimization
3232check_cflags -Wpointer-arith
3233check_cflags -Wredundant-decls
cc1fb623 3234check_cflags -Wno-pointer-sign
f4929996 3235check_cflags -Wcast-qual
9aceb3cf 3236check_cflags -Wwrite-strings
652a5bf6 3237check_cflags -Wtype-limits
764551c6 3238check_cflags -Wundef
fc298fd9 3239check_cflags -Wmissing-prototypes
c2ed91de 3240check_cflags -Wstrict-prototypes
5af4e0cc 3241enabled extra_warnings && check_cflags -Winline
cf9d24ad 3242
57bd82d4 3243# add some linker flags
5c0e9479