build: Make the E-AC-3 encoder select the AC-3 encoder
[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
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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
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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
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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]
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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]
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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:
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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
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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
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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]
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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
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121 --disable-mdct disable MDCT code
122 --disable-rdft disable RDFT code
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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
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128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
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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
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158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
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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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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]
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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 [$cc_default]
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213 --ld=LD use linker LD
214 --host-cc=HOSTCC use host C compiler HOSTCC
215 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
216 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
217 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 218 --host-os=OS compiler host OS [$target_os]
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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 [$ELIBS]
222 --extra-version=STRING version string suffix []
193cdd9a 223 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 224 --build-suffix=SUFFIX library name suffix []
3b327a4b 225 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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226 --arch=ARCH select architecture [$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
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DB
232 --disable-symver disable symbol versioning
233 --disable-fastdiv disable table-based division
234 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
235 --disable-safe-bitstream-reader
236 disable buffer boundary checking in bitreaders
237 (faster, but may crash)
238 --enable-memalign-hack emulate memalign, interferes with memory debuggers
239
240Optimization options (experts only):
c8a4ae00 241 --disable-asm disable all assembler optimizations
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242 --disable-altivec disable AltiVec optimizations
243 --disable-amd3dnow disable 3DNow! optimizations
244 --disable-amd3dnowext disable 3DNow! extended optimizations
245 --disable-mmx disable MMX optimizations
239fdf1b 246 --disable-mmxext disable MMXEXT optimizations
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247 --disable-sse disable SSE optimizations
248 --disable-ssse3 disable SSSE3 optimizations
87f1355f 249 --disable-avx disable AVX optimizations
79687079 250 --disable-fma4 disable FMA4 optimizations
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251 --disable-armv5te disable armv5te optimizations
252 --disable-armv6 disable armv6 optimizations
253 --disable-armv6t2 disable armv6t2 optimizations
254 --disable-armvfp disable ARM VFP optimizations
06454877 255 --disable-mmi disable MMI optimizations
5ea20630 256 --disable-neon disable NEON optimizations
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257 --disable-vis disable VIS optimizations
258 --disable-yasm disable use of yasm assembler
06454877 259
070c5d0f 260Developer options (useful when working on Libav itself):
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261 --disable-debug disable debugging symbols
262 --enable-debug=LEVEL set the debug level [$debuglevel]
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263 --disable-optimizations disable compiler optimizations
264 --enable-extra-warnings enable more compiler warnings
52b3cc60 265 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 266 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
267 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
268 should be used only for debugging purposes)
154caa67
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269 --enable-random randomly enable/disable components
270 --disable-random
271 --enable-random=LIST randomly enable/disable specific components or
272 --disable-random=LIST component groups. LIST is a comma-separated list
273 of NAME[:PROB] entries where NAME is a component
274 (group) and PROB the probability associated with
275 NAME (default 0.5).
276 --random-seed=VALUE seed value for --enable/disable-random
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277
278NOTE: Object files are built at the place where configure is launched.
279EOF
60e8bc13 280 exit 0
74c53c2d 281}
cf9d24ad 282
0884fadf
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283quotes='""'
284
57bd82d4 285log(){
2270b4b2 286 echo "$@" >> $logfile
57bd82d4
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287}
288
720c69da 289log_file(){
c8e9f801 290 log BEGIN $1
2270b4b2 291 pr -n -t $1 >> $logfile
c8e9f801
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292 log END $1
293}
294
2ba042a7 295echolog(){
c8e9f801 296 log "$@"
57bd82d4 297 echo "$@"
2ba042a7
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298}
299
7bfc8ae6
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300warn(){
301 log "WARNING: $*"
302 WARNINGS="${WARNINGS}WARNING: $*\n"
303}
304
2ba042a7
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305die(){
306 echolog "$@"
307 cat <<EOF
d326cf7f 308
2ba042a7 309If you think configure made a mistake, make sure you are using the latest
4a6a21f5 310version from Git. If the latest version fails, report the problem to the
070c5d0f 311libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 312EOF
e155a21a 313 if disabled logging; then
2ba042a7 314 cat <<EOF
e155a21a
DB
315Rerun configure with logging enabled (do not use --disable-logging), and
316include the log this produces with your report.
2ba042a7
MR
317EOF
318 else
319cat <<EOF
e155a21a
DB
320Include the log file "$logfile" produced by configure as this will help
321solving the problem.
2ba042a7
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322EOF
323 fi
57bd82d4
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324 exit 1
325}
326
6c6007d6 327# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 328toupper(){
6c6007d6 329 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
330}
331
4a5444db 332tolower(){
6c6007d6 333 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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334}
335
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336c_escape(){
337 echo "$*" | sed 's/["\\]/\\\0/g'
338}
339
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340sh_quote(){
341 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 342 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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343 echo "$v"
344}
345
bb7a22b5
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346cleanws(){
347 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
348}
349
be8f2501
MR
350filter(){
351 pat=$1
352 shift
353 for v; do
98ef6079 354 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
355 done
356}
357
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358filter_out(){
359 pat=$1
360 shift
361 for v; do
362 eval "case $v in $pat) ;; *) echo $v ;; esac"
363 done
364}
365
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366map(){
367 m=$1
368 shift
e0e335a0 369 for v; do eval $m; done
36e2dea0
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370}
371
a8d04fba
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372set_all(){
373 value=$1
374 shift
375 for var in $*; do
376 eval $var=$value
377 done
378}
379
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380set_weak(){
381 value=$1
382 shift
383 for var; do
384 eval : \${$var:=$value}
385 done
386}
387
3f8040db
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388set_safe(){
389 var=$1
390 shift
391 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
392}
393
394get_safe(){
395 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
396}
397
799c9e9b
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398pushvar(){
399 for var in $*; do
400 eval level=\${${var}_level:=0}
401 eval ${var}_${level}="\$$var"
402 eval ${var}_level=$(($level+1))
403 done
404}
405
406popvar(){
407 for var in $*; do
408 eval level=\${${var}_level:-0}
409 test $level = 0 && continue
410 eval level=$(($level-1))
411 eval $var="\${${var}_${level}}"
412 eval ${var}_level=$level
413 eval unset ${var}_${level}
414 done
415}
416
a8d04fba
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417enable(){
418 set_all yes $*
419}
420
421disable(){
422 set_all no $*
423}
424
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425enable_weak(){
426 set_weak yes $*
427}
428
429disable_weak(){
430 set_weak no $*
431}
432
72702705 433enable_safe(){
fd07f803
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434 for var; do
435 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
436 done
72702705
MR
437}
438
439disable_safe(){
fd07f803
MR
440 for var; do
441 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
442 done
72702705
MR
443}
444
f9d328da
MR
445do_enable_deep(){
446 for var; do
447 enabled $var && continue
448 eval sel="\$${var}_select"
c510c7b5
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449 eval sgs="\$${var}_suggest"
450 pushvar var sgs
f9d328da 451 enable_deep $sel
c510c7b5
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452 popvar sgs
453 enable_deep_weak $sgs
f9d328da
MR
454 popvar var
455 done
456}
457
458enable_deep(){
459 do_enable_deep $*
460 enable $*
461}
462
72a43668
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463enable_deep_weak(){
464 do_enable_deep $*
465 enable_weak $*
466}
467
57bd82d4 468enabled(){
3250003c
MR
469 test "${1#!}" = "$1" && op== || op=!=
470 eval test "x\$${1#!}" $op "xyes"
44161118
MR
471}
472
37970ebf 473disabled(){
3250003c
MR
474 test "${1#!}" = "$1" && op== || op=!=
475 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
476}
477
44161118
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478enabled_all(){
479 for opt; do
480 enabled $opt || return 1
481 done
482}
483
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484disabled_all(){
485 for opt; do
486 disabled $opt || return 1
487 done
488}
489
44161118
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490enabled_any(){
491 for opt; do
492 enabled $opt && return 0
493 done
494}
495
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DB
496disabled_any(){
497 for opt; do
498 disabled $opt && return 0
499 done
f7b230a7 500 return 1
85bca2c5
DB
501}
502
c9d19248
MR
503set_default(){
504 for opt; do
88268e94 505 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
506 done
507}
508
4a0d6686
AJ
509is_in(){
510 value=$1
511 shift
512 for var in $*; do
513 [ $var = $value ] && return 0
514 done
515 return 1
516}
517
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518check_deps(){
519 for cfg; do
3250003c 520 cfg="${cfg#!}"
799c9e9b
MR
521 enabled ${cfg}_checking && die "Circular dependency for $cfg."
522 disabled ${cfg}_checking && continue
523 enable ${cfg}_checking
524
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525 eval dep_all="\$${cfg}_deps"
526 eval dep_any="\$${cfg}_deps_any"
7ef3425f 527 eval dep_sel="\$${cfg}_select"
c510c7b5 528 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
529 eval dep_ifa="\$${cfg}_if"
530 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 531
3d7453e0
MR
532 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
533 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
534 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 535
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536 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
537 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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538 enabled_all $dep_all || disable $cfg
539 enabled_any $dep_any || disable $cfg
7ef3425f 540 disabled_any $dep_sel && disable $cfg
799c9e9b 541
4ec45764
RP
542 if enabled $cfg; then
543 eval dep_extralibs="\$${cfg}_extralibs"
544 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 545 enable_deep $dep_sel
c510c7b5 546 enable_deep_weak $dep_sgs
4ec45764
RP
547 fi
548
799c9e9b 549 disable ${cfg}_checking
30fd06be
MR
550 done
551}
552
72cfcf41
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553print_config_h(){
554 enabled $1 && v=1 || v=0
555 echo "#define $2 $v"
556}
557
558print_config_mak(){
559 enabled $1 && v= || v=!
560 echo "$v$2=yes"
561}
562
55127e7b 563print_config_asm(){
3b15a6d7
RB
564 enabled $1 && v=1 || v=0
565 echo "%define $2 $v"
55127e7b
MR
566}
567
44161118
MR
568print_config(){
569 pfx=$1
72cfcf41
MR
570 files=$2
571 shift 2
44161118 572 for cfg; do
5e622c40 573 ucname="$(toupper $cfg)"
72cfcf41
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574 for f in $files; do
575 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
576 done
44161118 577 done
57bd82d4
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578}
579
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580print_enabled(){
581 test "$1" = -n && end=" " && shift || end="\n"
582 suf=$1
583 shift
584 for v; do
585 enabled $v && printf "%s$end" ${v%$suf};
586 done
587}
588
57bd82d4
MR
589append(){
590 var=$1
591 shift
57bd82d4
MR
592 eval "$var=\"\$$var $*\""
593}
594
60361817
MR
595prepend(){
596 var=$1
597 shift
598 eval "$var=\"$* \$$var\""
599}
600
50a334e4 601add_cppflags(){
cd52ec95 602 append CPPFLAGS "$@"
50a334e4
MR
603}
604
57bd82d4 605add_cflags(){
01d31e16 606 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
607}
608
2f2e6c7c 609add_asflags(){
01d31e16 610 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
611}
612
57bd82d4 613add_ldflags(){
64933b6c 614 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
615}
616
617add_extralibs(){
64933b6c 618 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
619}
620
6c3fa06a
MR
621add_host_cflags(){
622 append host_cflags $($host_cflags_filter "$@")
623}
624
625add_host_ldflags(){
626 append host_ldflags $($host_ldflags_filter "$@")
627}
628
b0cfb663 629check_cmd(){
b3cb5d51 630 log "$@"
2270b4b2 631 "$@" >> $logfile 2>&1
b0cfb663
MR
632}
633
b2704a65
MR
634cc_o(){
635 eval printf '%s\\n' $CC_O
636}
637
18031c49
MR
638cc_e(){
639 eval printf '%s\\n' $CC_E
640}
641
dcd479c0 642check_cc(){
57bd82d4 643 log check_cc "$@"
2270b4b2 644 cat > $TMPC
720c69da 645 log_file $TMPC
23565c26 646 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
647}
648
649check_cpp(){
650 log check_cpp "$@"
2270b4b2 651 cat > $TMPC
720c69da 652 log_file $TMPC
18031c49 653 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
654}
655
f65883c8
MR
656check_as(){
657 log check_as "$@"
658 cat > $TMPC
659 log_file $TMPC
23565c26 660 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C -o $TMPO $TMPC
f65883c8
MR
661}
662
575db883
DB
663check_inline_asm(){
664 log check_inline_asm "$@"
940f335a 665 name="$1"
3784e82e 666 code="$2"
940f335a 667 shift 2
49214f61
MR
668 disable $name
669 check_as "$@" <<EOF && enable $name
3784e82e 670void foo(void){ __asm__ volatile($code); }
940f335a
MR
671EOF
672}
673
304d586d
LM
674check_yasm(){
675 log check_yasm "$@"
676 echo "$1" > $TMPS
677 log_file $TMPS
678 shift 1
679 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
680}
681
dcd479c0 682check_ld(){
57bd82d4 683 log check_ld "$@"
3155a644
MR
684 flags=''
685 libs=''
686 for f; do
687 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
688 done
01d31e16 689 check_cc $($cflags_filter $flags) || return
64933b6c
MR
690 flags=$($ldflags_filter $flags)
691 libs=$($ldflags_filter $libs)
7e75f9fe 692 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
693}
694
5adc829e
MR
695check_code(){
696 log check_code "$@"
697 check=$1
698 headers=$2
699 code=$3
700 shift 3
701 {
702 for hdr in $headers; do
703 echo "#include <$hdr>"
704 done
705 echo "int main(void) { $code; return 0; }"
706 } | check_$check "$@"
707}
708
50a334e4
MR
709check_cppflags(){
710 log check_cppflags "$@"
caf458dd 711 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
712int x;
713EOF
714}
715
dcd479c0 716check_cflags(){
57bd82d4 717 log check_cflags "$@"
01d31e16 718 set -- $($cflags_filter "$@")
caf458dd 719 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
720int x;
721EOF
722}
723
2ed46eea
MR
724test_ldflags(){
725 log test_ldflags "$@"
726 check_ld "$@" <<EOF
c23a0ac8 727int main(void){ return 0; }
dcd479c0
MR
728EOF
729}
730
2ed46eea
MR
731check_ldflags(){
732 log check_ldflags "$@"
733 test_ldflags "$@" && add_ldflags "$@"
734}
735
dcd479c0 736check_header(){
57bd82d4 737 log check_header "$@"
dcd479c0
MR
738 header=$1
739 shift
b77df637
MR
740 disable_safe $header
741 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
742#include <$header>
743int x;
744EOF
745}
746
747check_func(){
57bd82d4 748 log check_func "$@"
dcd479c0
MR
749 func=$1
750 shift
d8bc5f06
MR
751 disable $func
752 check_ld "$@" <<EOF && enable $func
dcd479c0 753extern int $func();
c23a0ac8 754int main(void){ $func(); }
dcd479c0
MR
755EOF
756}
757
645d2652 758check_mathfunc(){
6b73c0ae 759 log check_mathfunc "$@"
645d2652
MR
760 func=$1
761 shift
762 disable $func
763 check_ld "$@" <<EOF && enable $func
764#include <math.h>
33bd38db
MR
765float foo(float f) { return $func(f); }
766int main(void){ return 0; }
645d2652
MR
767EOF
768}
769
2446d3d6
DB
770check_func_headers(){
771 log check_func_headers "$@"
f8d7b072 772 headers=$1
edaf1ae2 773 funcs=$2
f8d7b072 774 shift 2
edaf1ae2
MR
775 {
776 for hdr in $headers; do
777 echo "#include <$hdr>"
778 done
779 for func in $funcs; do
780 echo "long check_$func(void) { return (long) $func; }"
781 done
782 echo "int main(void) { return 0; }"
783 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
784}
785
a5344cf7
SS
786check_cpp_condition(){
787 log check_cpp_condition "$@"
788 header=$1
789 condition=$2
f855b7b9 790 shift 2
cd52ec95 791 check_cpp "$@" <<EOF
a5344cf7
SS
792#include <$header>
793#if !($condition)
794#error "unsatisfied condition: $condition"
795#endif
796EOF
797}
798
57bd82d4
MR
799check_lib(){
800 log check_lib "$@"
801 header="$1"
802 func="$2"
803 shift 2
84400e9d 804 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
805}
806
f8d7b072
MR
807check_lib2(){
808 log check_lib2 "$@"
809 headers="$1"
edaf1ae2 810 funcs="$2"
f8d7b072 811 shift 2
edaf1ae2 812 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
813}
814
3f8040db
MR
815check_pkg_config(){
816 log check_pkg_config "$@"
817 pkg="$1"
818 headers="$2"
819 funcs="$3"
820 shift 3
821 $pkg_config --exists $pkg || return
822 pkg_cflags=$($pkg_config --cflags $pkg)
823 pkg_libs=$($pkg_config --libs $pkg)
824 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
825 set_safe ${pkg}_cflags $pkg_cflags &&
826 set_safe ${pkg}_libs $pkg_libs
827}
828
dcd479c0 829check_exec(){
2270b4b2 830 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
831}
832
7dfef245 833check_exec_crash(){
5e622c40 834 code=$(cat)
7dfef245
MR
835
836 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
837 # are safe but may not be available everywhere. Thus we use
838 # raise(SIGTERM) instead. The check is run in a subshell so we
839 # can redirect the "Terminated" message from the shell. SIGBUS
840 # is not defined by standard C so it is used conditionally.
841
2270b4b2 842 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
843#include <signal.h>
844static void sighandler(int sig){
845 raise(SIGTERM);
846}
e5af4a11 847int main(void){
7dfef245
MR
848 signal(SIGILL, sighandler);
849 signal(SIGFPE, sighandler);
850 signal(SIGSEGV, sighandler);
851#ifdef SIGBUS
852 signal(SIGBUS, sighandler);
853#endif
854 { $code }
855}
856EOF
857}
858
72be9e73
DY
859check_type(){
860 log check_type "$@"
861 headers=$1
862 type=$2
863 shift 2
ae550ce9 864 disable_safe "$type"
5adc829e 865 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
866}
867
14d36751
MR
868check_struct(){
869 log check_type "$@"
870 headers=$1
871 struct=$2
872 member=$3
873 shift 3
874 disable_safe "${struct}_${member}"
5adc829e
MR
875 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
876 enable_safe "${struct}_${member}"
14d36751
MR
877}
878
57bd82d4
MR
879require(){
880 name="$1"
881 header="$2"
882 func="$3"
883 shift 3
884 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
885}
886
f8d7b072
MR
887require2(){
888 name="$1"
889 headers="$2"
890 func="$3"
891 shift 3
892 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
893}
894
3f8040db
MR
895require_pkg_config(){
896 pkg="$1"
897 check_pkg_config "$@" || die "ERROR: $pkg not found"
898 add_cflags $(get_safe ${pkg}_cflags)
899 add_extralibs $(get_safe ${pkg}_libs)
900}
901
f0125de9
MR
902check_host_cc(){
903 log check_host_cc "$@"
904 cat > $TMPC
905 log_file $TMPC
906 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
907}
908
909check_host_cflags(){
910 log check_host_cflags "$@"
6c3fa06a 911 set -- $($host_cflags_filter "$@")
f0125de9
MR
912 check_host_cc "$@" <<EOF && append host_cflags "$@"
913int x;
914EOF
915}
916
c505dd31
MR
917apply(){
918 file=$1
919 shift
920 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
921}
922
c34681df 923cp_if_changed(){
5e27ec28
MR
924 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
925 mkdir -p "$(dirname $2)"
926 cp -f "$1" "$2"
c34681df
MR
927}
928
dcd61286
DB
929# CONFIG_LIST contains configurable options, while HAVE_LIST is for
930# system-dependent things.
931
4a0d6686
AJ
932COMPONENT_LIST="
933 bsfs
934 decoders
935 demuxers
936 encoders
3cde40aa 937 filters
5666fd73 938 hwaccels
c552605c 939 indevs
4a0d6686 940 muxers
c552605c 941 outdevs
4a0d6686
AJ
942 parsers
943 protocols
944"
945
055c61b8
DB
946PROGRAM_LIST="
947 avconv
948 avplay
949 avprobe
950 avserver
055c61b8
DB
951"
952
4a0d6686
AJ
953CONFIG_LIST="
954 $COMPONENT_LIST
055c61b8 955 $PROGRAM_LIST
5a0f7131
MR
956 avcodec
957 avdevice
f7679c54 958 avfilter
5a0f7131 959 avformat
c8af852b 960 avresample
c88f5d72 961 avisynth
f402916e 962 bzlib
7f3f5f46 963 dct
c73f65d9 964 doc
05aec7bb 965 dwt
92c6a099 966 dxva2
27a9466b 967 fastdiv
1848f7d9 968 fft
47941088 969 frei0r
bc8c1395 970 gnutls
c88f5d72 971 gpl
d8d0d0b2 972 gray
3abe5fbd 973 hardcoded_tables
e417d80d 974 libcdio
f7b8bffe 975 libdc1394
2eed5a46 976 libfaac
37eeb5e2 977 libfdk_aac
a5b64584 978 libfreetype
c88f5d72 979 libgsm
3641b048 980 libilbc
6ebe07fb 981 libmp3lame
0b175caa
DB
982 libopencore_amrnb
983 libopencore_amrwb
6ebf0bfc 984 libopencv
9a77d59a 985 libopenjpeg
0de9c41f 986 libpulse
0f943ce6 987 librtmp
f7cd9eed 988 libschroedinger
ae14f311 989 libspeex
150d2772 990 libtheora
d89e738a 991 libvo_aacenc
f502ff3f 992 libvo_amrwbenc
c88f5d72 993 libvorbis
8299a7f8 994 libvpx
1cc60c47 995 libx264
de295976 996 libxavs
1cc60c47 997 libxvid
b781cc12 998 lsp
47a158cb 999 mdct
c88f5d72 1000 memalign_hack
c88f5d72 1001 network
3fe142e2 1002 nonfree
a060866f 1003 openssl
8a3c8627 1004 pic
68602540 1005 rdft
e90f5b5a 1006 runtime_cpudetect
8cfbbd92 1007 safe_bitstream_reader
2e35e684 1008 shared
bd2216e4 1009 small
6b35d421 1010 sram
2e35e684 1011 static
5a0f7131 1012 swscale
a9ddb5b1 1013 swscale_alpha
8986fddc 1014 thumb
17492d5e 1015 vaapi
ac3dbb4d 1016 vda
17492d5e 1017 vdpau
9cad0e4e 1018 version3
7e4d9d5d 1019 xmm_clobber_test
56a059ac 1020 x11grab
c88f5d72 1021 zlib
4a0d6686 1022"
c88f5d72 1023
8eee7025 1024THREADS_LIST='
8eee7025
DB
1025 pthreads
1026 w32threads
1027'
1028
3f5b56e5
MR
1029ARCH_LIST='
1030 alpha
a2fc0f6a 1031 arm
fdcd782d
MR
1032 avr32
1033 avr32_ap
1034 avr32_uc
3f5b56e5
MR
1035 bfin
1036 ia64
1037 m68k
1038 mips
bae3abb0 1039 mips64
3f5b56e5 1040 parisc
79cb09b2 1041 ppc
34d11b87 1042 ppc64
3f5b56e5
MR
1043 s390
1044 sh4
1045 sparc
1046 sparc64
0844bae1 1047 tomi
3f5b56e5
MR
1048 x86
1049 x86_32
1050 x86_64
1051'
1052
1053ARCH_EXT_LIST='
1ac9331a 1054 altivec
3bf96eec 1055 amd3dnow
a1ef9f08 1056 amd3dnowext
1ac9331a 1057 armv5te
edab3048 1058 armv6
ab5cb084 1059 armv6t2
f55b299a 1060 armvfp
87f1355f 1061 avx
79687079 1062 fma4
3f5b56e5
MR
1063 mmi
1064 mmx
239fdf1b 1065 mmxext
6b18d278 1066 neon
799fde37 1067 ppc4xx
1bb04d5a 1068 sse
9eeed841 1069 ssse3
93eb8e4d 1070 vfpv3
bd9d34a0 1071 vis
3f5b56e5
MR
1072'
1073
a3e02a8c
MR
1074HAVE_LIST_PUB='
1075 bigendian
d268eee9 1076 fast_unaligned
a3e02a8c
MR
1077'
1078
3f5b56e5
MR
1079HAVE_LIST="
1080 $ARCH_EXT_LIST
a3e02a8c 1081 $HAVE_LIST_PUB
3f5b56e5 1082 $THREADS_LIST
be1a839c 1083 aligned_malloc
59782b82 1084 aligned_stack
35fd8122 1085 alsa_asoundlib_h
3f5b56e5 1086 altivec_h
c9fdab0d 1087 arpa_inet_h
ec9d2c15 1088 asm_mod_q
6308729e 1089 asm_mod_y
dffb41b9 1090 attribute_may_alias
e7ea5e3d 1091 attribute_packed
15333562 1092 cbrtf
ecf97f22 1093 closesocket
1ac9331a 1094 cmov
c0ee695b 1095 cpuid
180d43bc 1096 cpunop
c88f5d72 1097 dcbzl
f8aa696f
DB
1098 dev_bktr_ioctl_bt848_h
1099 dev_bktr_ioctl_meteor_h
1100 dev_ic_bt8xx_h
f8aa696f 1101 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1102 dev_video_meteor_ioctl_meteor_h
18b67ae5 1103 dlfcn_h
c88f5d72 1104 dlopen
bc574408 1105 dos_paths
fa845061 1106 dxva_h
245626d0
DB
1107 ebp_available
1108 ebx_available
6b7c7703
VS
1109 exp2
1110 exp2f
c2a29455 1111 fast_64bit
669b5583 1112 fast_clz
7073e9fc 1113 fast_cmov
534a2231 1114 fcntl
9d99cc5a 1115 fork
84882df6 1116 getaddrinfo
da9e86f8 1117 gethrtime
667fb97a 1118 getopt
02e8f427 1119 GetProcessAffinityMask
fc5607f8 1120 GetProcessMemoryInfo
4e68cb8a 1121 GetProcessTimes
61183b5a 1122 GetSystemTimeAsFileTime
66be5b45 1123 getrusage
61183b5a 1124 gettimeofday
a49d3025 1125 gnu_as
2f0c136e 1126 ibm_asm
2e1913b1 1127 inet_aton
61d251db 1128 inline_asm
3b1ab197 1129 io_h
abfc8d05 1130 isatty
46df708b
MS
1131 isinf
1132 isnan
8772997d 1133 jack_port_get_latency_range
9f5ff83f 1134 ldbrx
0b4a1821
AS
1135 libdc1394_1
1136 libdc1394_2
a33cab3a 1137 llrint
07876e25 1138 llrintf
d96cd429
MR
1139 local_aligned_16
1140 local_aligned_8
a5b64584 1141 localtime_r
291fd18a 1142 log2
6b7c7703 1143 log2f
85dd97ad 1144 loongson
a33cab3a 1145 lrint
c88f5d72 1146 lrintf
f8aa696f
DB
1147 machine_ioctl_bt848_h
1148 machine_ioctl_meteor_h
c88f5d72 1149 malloc_h
73f6d31e 1150 MapViewOfFile
c88f5d72 1151 memalign
6ffa87d3 1152 mkstemp
f80ddd5b 1153 mm_empty
0328b9ea 1154 mmap
d3d3a32c 1155 nanosleep
3e0b1c9a 1156 poll_h
1f91cdce 1157 posix_memalign
07b28702 1158 rdtsc
183b1c22 1159 rint
a33cab3a
MK
1160 round
1161 roundf
358d854d 1162 rweflags
ea4d5f48 1163 sched_getaffinity
c88f5d72
MR
1164 sdl
1165 sdl_video_size
b507ebd1 1166 setmode
3e0b1c9a 1167 setrlimit
d3d3a32c 1168 Sleep
15d59d2c 1169 sndio_h
72be9e73 1170 socklen_t
deb29777 1171 soundcard_h
87958234 1172 strerror_r
6379900c 1173 strptime
47941088 1174 strtok_r
c0018613 1175 struct_addrinfo
75d339e0
MS
1176 struct_group_source_req
1177 struct_ip_mreq_source
b4d68544 1178 struct_ipv6_mreq
cdee08e3 1179 struct_pollfd
3e0b1c9a 1180 struct_rusage_ru_maxrss
b4d68544 1181 struct_sockaddr_in6
3b2372bf 1182 struct_sockaddr_sa_len
33a4dbdd 1183 struct_sockaddr_storage
a6a4793d 1184 struct_v4l2_frmivalenum_discrete
b462d132 1185 symver
b462d132 1186 symver_asm_label
3e0b1c9a 1187 symver_gnu_asm
bcc73960 1188 sysconf
b9e22269 1189 sysctl
b58412f1 1190 sys_mman_h
06bb5905 1191 sys_param_h
b091aa44 1192 sys_resource_h
81644c2e 1193 sys_select_h
deb29777 1194 sys_soundcard_h
e64bceea 1195 sys_time_h
1b6e8b73 1196 sys_videoio_h
b265431e 1197 threads
23d3931a 1198 trunc
7b04b8a0 1199 truncf
542920b7 1200 unistd_h
d3d3a32c 1201 usleep
ce742de2 1202 vfp_args
7c5bfe7a 1203 VirtualAlloc
d3d3a32c 1204 windows_h
6ff3f3e7 1205 winsock2_h
cc078b5d 1206 xform_asm
3f150ffb 1207 xgetbv
6f74fb03 1208 xmm_clobbers
304d586d 1209 yasm
0cb78cef 1210"
44161118 1211
b6bb00b0
MR
1212# options emitted with CONFIG_ prefix but not available on command line
1213CONFIG_EXTRA="
87849592 1214 aandcttables
bfe9f48a 1215 ac3dsp
dc4f5a1c 1216 avutil
c292f6a2 1217 error_resilience
bfe9f48a 1218 gcrypt
478fd534 1219 golomb
9cad0e4e 1220 gplv3
478fd534
DB
1221 h264chroma
1222 h264dsp
1223 h264pred
915a2a0a 1224 h264qpel
478fd534 1225 huffman
9cad0e4e 1226 lgplv3
478fd534 1227 lpc
bfe9f48a 1228 mpegaudiodsp
18bbca1f 1229 mpegvideo
ad08dfd5 1230 mpegvideoenc
bfe9f48a 1231 nettle
f704a079 1232 rangecoder
bfe9f48a
DB
1233 rtpdec
1234 sinewin
ab9f9876 1235 vp3dsp
b6bb00b0
MR
1236"
1237
520cc7f1 1238CMDLINE_SELECT="
3f5b56e5 1239 $ARCH_EXT_LIST
520cc7f1 1240 $CONFIG_LIST
8eee7025 1241 $THREADS_LIST
c8a4ae00 1242 asm
db6107b6 1243 cross_compile
520cc7f1
MR
1244 debug
1245 extra_warnings
8c6afa4d 1246 logging
d2bbb2f7 1247 optimizations
9baec618 1248 symver
7595a5e4 1249 yasm
520cc7f1 1250"
426be5dc
DB
1251
1252PATHS_LIST='
d156bede 1253 bindir
14a8acf1 1254 datadir
26759c44
MR
1255 incdir
1256 libdir
26759c44
MR
1257 mandir
1258 prefix
1259 shlibdir
426be5dc
DB
1260'
1261
1262CMDLINE_SET="
1263 $PATHS_LIST
121d78d0 1264 ar
426be5dc 1265 arch
313c46a6 1266 as
426be5dc
DB
1267 build_suffix
1268 cc
1269 cpu
1270 cross_prefix
50567afa 1271 dep_cc
ac63af34 1272 extra_version
9da6609f
MR
1273 host_cc
1274 host_cflags
1275 host_ldflags
1276 host_libs
82bb3329 1277 host_os
684b28e0 1278 ld
426be5dc 1279 logfile
4ae40685 1280 malloc_prefix
89641463 1281 nm
9cd7b854 1282 optflags
3f8040db 1283 pkg_config
154caa67 1284 random_seed
2fad0977 1285 samples
c5200f17
MR
1286 sysinclude
1287 sysroot
a7ada2ba 1288 target_exec
26759c44 1289 target_os
a7ada2ba 1290 target_path
426be5dc 1291"
520cc7f1 1292
89f2932b
MR
1293CMDLINE_APPEND="
1294 extra_cflags
1295"
1296
912f3148
DB
1297# code dependency declarations
1298
9eeed841 1299# architecture extensions
808fa33c 1300
a2fc0f6a
MR
1301armv5te_deps="arm"
1302armv6_deps="arm"
ab5cb084 1303armv6t2_deps="arm"
a2fc0f6a 1304armvfp_deps="arm"
808fa33c 1305neon_deps="arm"
93eb8e4d 1306vfpv3_deps="armvfp"
808fa33c 1307
e241ba14 1308mmi_deps="mips"
808fa33c
MR
1309
1310altivec_deps="ppc"
1311ppc4xx_deps="ppc"
1312
1313vis_deps="sparc"
1314
7f8c3d1f 1315x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1316amd3dnow_deps="mmx"
1317amd3dnowext_deps="amd3dnow"
9eeed841 1318mmx_deps="x86"
239fdf1b 1319mmxext_deps="mmx"
75aa95a6
DB
1320sse_deps="mmx"
1321ssse3_deps="sse"
87f1355f 1322avx_deps="ssse3"
79687079 1323fma4_deps="avx"
9eeed841 1324
59782b82 1325aligned_stack_if_any="ppc x86"
e939cedd 1326fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1327fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1328fast_unaligned_if_any="armv6 ppc x86"
669b5583 1329
6fec122a 1330inline_asm_deps="!tms470"
3e0b1c9a 1331need_memalign="altivec neon sse"
89e053f8 1332
b462d132
MR
1333symver_if_any="symver_asm_label symver_gnu_asm"
1334
26fbcc85 1335# subsystems
dc609252 1336dct_select="rdft"
26fbcc85
MR
1337mdct_select="fft"
1338rdft_select="fft"
c4f5c2d6 1339mpegaudiodsp_select="dct"
ad08dfd5 1340mpegvideoenc_select="mpegvideo"
26fbcc85 1341
5666fd73 1342# decoders / encoders / hardware accelerators
cfc2a0cf 1343aac_decoder_select="mdct sinewin"
4538729a 1344aac_encoder_select="mdct sinewin"
136e19e1 1345aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1346ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1347ac3_encoder_select="mdct ac3dsp"
3d269059 1348ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1349alac_encoder_select="lpc"
b781cc12 1350amrnb_decoder_select="lsp"
2b2a597e 1351amrwb_decoder_select="lsp"
4538729a 1352atrac1_decoder_select="mdct sinewin"
26fbcc85 1353atrac3_decoder_select="mdct"
a33657ce
DB
1354binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1355binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1356cavs_decoder_select="golomb mpegvideo"
4538729a 1357cook_decoder_select="mdct sinewin"
2eef7c62 1358cscd_decoder_suggest="zlib"
26fbcc85 1359dca_decoder_select="mdct"
ad08dfd5 1360dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1361dxa_decoder_select="zlib"
baf91bb9 1362eac3_decoder_select="ac3_decoder"
4264a0dd 1363eac3_encoder_select="ac3_encoder"
c292f6a2 1364eamad_decoder_select="aandcttables error_resilience"
87849592 1365eatgq_decoder_select="aandcttables"
c292f6a2 1366eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1367ffv1_decoder_select="golomb rangecoder"
1368ffv1_encoder_select="rangecoder"
4f034993 1369flac_decoder_select="golomb"
f4d608e3 1370flac_encoder_select="golomb lpc"
2eef7c62
AJ
1371flashsv_decoder_select="zlib"
1372flashsv_encoder_select="zlib"
c2d23309 1373flashsv2_decoder_select="zlib"
4414137e 1374flv_decoder_select="h263_decoder"
4d4b4bd1 1375flv_encoder_select="h263_encoder"
3447f12d 1376fraps_decoder_select="huffman"
c292f6a2 1377h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1378h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1379h263_decoder_select="error_resilience h263_parser mpegvideo"
1380h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1381h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1382h263i_decoder_select="h263_decoder"
fe629c2d 1383h263p_encoder_select="h263_encoder"
c292f6a2 1384h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1385h264_dxva2_hwaccel_deps="dxva2api_h"
1386h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1387h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1388h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1389h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1390iac_decoder_select="fft mdct sinewin"
56c8227d 1391imc_decoder_select="fft mdct sinewin"
4f034993
MR
1392jpegls_decoder_select="golomb"
1393jpegls_encoder_select="golomb"
ad08dfd5 1394ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1395loco_decoder_select="golomb"
c292f6a2 1396mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1397mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1398mlp_decoder_select="mlp_parser"
c4f5c2d6 1399mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1400mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1401mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1402mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1403mp3_decoder_select="mpegaudiodsp"
1404mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1405mp3adufloat_decoder_select="mpegaudiodsp"
1406mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1407mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1408mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1409mpc7_decoder_select="mpegaudiodsp"
1410mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1411mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1412mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1413mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1414mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1415mpeg1video_decoder_select="error_resilience mpegvideo"
1416mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1417mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1418mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1419mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1420mpeg2video_decoder_select="error_resilience mpegvideo"
1421mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1422mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1423mpeg4_encoder_select="h263_encoder"
95a61cfc 1424mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1425mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1426msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1427msmpeg4v1_encoder_select="h263_encoder"
4414137e 1428msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1429msmpeg4v2_encoder_select="h263_encoder"
4414137e 1430msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1431msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1432nellymoser_decoder_select="mdct sinewin"
1433nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1434png_decoder_select="zlib"
1435png_encoder_select="zlib"
b781cc12 1436qcelp_decoder_select="lsp"
c4f5c2d6 1437qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1438ra_144_encoder_select="lpc"
9f43fdda 1439ralf_decoder_select="golomb"
a8beb22f 1440rv10_decoder_select="h263_decoder"
b2bf38b4 1441rv10_encoder_select="h263_encoder"
a8beb22f 1442rv20_decoder_select="h263_decoder"
b2bf38b4 1443rv20_encoder_select="h263_encoder"
c292f6a2
DB
1444rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1445rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1446shorten_decoder_select="golomb"
b781cc12 1447sipr_decoder_select="lsp"
f704a079
DB
1448snow_decoder_select="dwt rangecoder"
1449snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1450svq1_decoder_select="error_resilience mpegvideo"
1451svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1452svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1453svq3_decoder_suggest="zlib"
4eef77c1 1454theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1455tiff_decoder_suggest="zlib"
1456tiff_encoder_suggest="zlib"
aec09a00 1457truehd_decoder_select="mlp_decoder"
2eef7c62 1458tscc_decoder_select="zlib"
4538729a 1459twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1460vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1461vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1462vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1463vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1464vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1465vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1466vorbis_decoder_select="mdct"
1467vorbis_encoder_select="mdct"
ab9f9876
MR
1468vp3_decoder_select="vp3dsp"
1469vp5_decoder_select="vp3dsp"
1470vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1471vp6a_decoder_select="vp6_decoder"
1472vp6f_decoder_select="vp6_decoder"
915a2a0a 1473vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1474wmapro_decoder_select="mdct sinewin"
1475wmav1_decoder_select="mdct sinewin"
1476wmav1_encoder_select="mdct sinewin"
1477wmav2_decoder_select="mdct sinewin"
1478wmav2_encoder_select="mdct sinewin"
1479wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1480wmv1_decoder_select="h263_decoder"
665507aa 1481wmv1_encoder_select="h263_encoder"
f95bfab0 1482wmv2_decoder_select="h263_decoder"
1746e2a9 1483wmv2_encoder_select="h263_encoder"
015f8ee0 1484wmv3_decoder_select="vc1_decoder"
f0f86627 1485wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1486wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1487wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1488wmv3image_decoder_select="wmv3_decoder"
0e714f88 1489zerocodec_decoder_select="zlib"
2eef7c62
AJ
1490zlib_decoder_select="zlib"
1491zlib_encoder_select="zlib"
1492zmbv_decoder_select="zlib"
1493zmbv_encoder_select="zlib"
30fd06be 1494
0afab17e 1495vaapi_deps="va_va_h"
ac3dbb4d 1496vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1497vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1498
28b80940 1499# parsers
c292f6a2
DB
1500h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1501mpeg4video_parser_select="error_resilience mpegvideo"
1502mpegvideo_parser_select="error_resilience mpegvideo"
1503vc1_parser_select="error_resilience mpegvideo"
28b80940 1504
912f3148 1505# external libraries
c9171a83 1506libfaac_encoder_deps="libfaac"
37eeb5e2 1507libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1508libgsm_decoder_deps="libgsm"
1509libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1510libgsm_ms_decoder_deps="libgsm"
1511libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1512libilbc_decoder_deps="libilbc"
1513libilbc_encoder_deps="libilbc"
1cc60c47 1514libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1515libopencore_amrnb_decoder_deps="libopencore_amrnb"
1516libopencore_amrnb_encoder_deps="libopencore_amrnb"
1517libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1518libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1519libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1520libschroedinger_decoder_deps="libschroedinger"
1521libschroedinger_encoder_deps="libschroedinger"
ae14f311 1522libspeex_decoder_deps="libspeex"
b606a017 1523libspeex_encoder_deps="libspeex"
150d2772 1524libtheora_encoder_deps="libtheora"
d89e738a 1525libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1526libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1527libvorbis_encoder_deps="libvorbis"
8299a7f8 1528libvpx_decoder_deps="libvpx"
ee0e9146 1529libvpx_encoder_deps="libvpx"
1cc60c47 1530libx264_encoder_deps="libx264"
de295976 1531libxavs_encoder_deps="libxavs"
1cc60c47 1532libxvid_encoder_deps="libxvid"
30fd06be 1533
912f3148 1534# demuxers / muxers
c2dd0e9e 1535ac3_demuxer_select="ac3_parser"
647c2356 1536asf_stream_muxer_select="asf_muxer"
4e622dea 1537avisynth_demuxer_deps="avisynth"
c2dd0e9e 1538dirac_demuxer_select="dirac_parser"
5b423887 1539eac3_demuxer_select="ac3_parser"
c2dd0e9e 1540flac_demuxer_select="flac_parser"
647c2356 1541ipod_muxer_select="mov_muxer"
647c2356 1542matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1543matroska_demuxer_suggest="zlib bzlib"
1544mov_demuxer_suggest="zlib"
c2dd0e9e 1545mp3_demuxer_select="mpegaudio_parser"
647c2356 1546mp4_muxer_select="mov_muxer"
18bbca1f 1547mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1548mpegtsraw_demuxer_select="mpegts_demuxer"
1549mxf_d10_muxer_select="mxf_muxer"
24ca518b 1550ogg_demuxer_select="golomb"
647c2356 1551psp_muxer_select="mov_muxer"
44594cc7 1552rtp_demuxer_select="sdp_demuxer"
18bbca1f 1553rtp_muxer_select="mpegvideo"
44b70ce5
MS
1554rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1555rtsp_demuxer_select="http_protocol rtpdec"
1556rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1557sap_demuxer_select="sdp_demuxer"
2aab70c4 1558sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1559sdp_demuxer_select="rtpdec"
f1e94694 1560spdif_muxer_select="aac_parser"
647c2356
DB
1561tg2_muxer_select="mov_muxer"
1562tgp_muxer_select="mov_muxer"
6bdaa5f4 1563w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1564
1565# indevs / outdevs
38e54a75 1566alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1567alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1568bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1569dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1570fbdev_indev_deps="linux_fb_h"
38e54a75 1571jack_indev_deps="jack_jack_h"
e417d80d 1572libcdio_indev_deps="libcdio"
38e54a75 1573libdc1394_indev_deps="libdc1394"
38e54a75
SS
1574oss_indev_deps_any="soundcard_h sys_soundcard_h"
1575oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1576pulse_indev_deps="libpulse"
15d59d2c
B
1577sndio_indev_deps="sndio_h"
1578sndio_outdev_deps="sndio_h"
38e54a75 1579v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1580vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1581vfwcap_indev_extralibs="-lavicap32"
24f8961f 1582x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1583
912f3148 1584# protocols
acd554c1
SP
1585ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1586ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1587ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1588ffrtmphttp_protocol_deps="!librtmp_protocol"
1589ffrtmphttp_protocol_select="http_protocol"
3fff6382 1590gopher_protocol_deps="network"
c40e1757
JS
1591httpproxy_protocol_deps="network"
1592httpproxy_protocol_select="tcp_protocol"
c08fb000 1593http_protocol_deps="network"
279a0c97 1594http_protocol_select="tcp_protocol"
183baead 1595https_protocol_select="tls_protocol"
c3b57d6e
DB
1596librtmp_protocol_deps="librtmp"
1597librtmpe_protocol_deps="librtmp"
1598librtmps_protocol_deps="librtmp"
1599librtmpt_protocol_deps="librtmp"
1600librtmpte_protocol_deps="librtmp"
c60a2d70 1601mmsh_protocol_select="http_protocol"
b4cf3f6c 1602mmst_protocol_deps="network"
c3b57d6e 1603rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1604rtmp_protocol_select="tcp_protocol"
acd554c1 1605rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1606rtmps_protocol_deps="!librtmp_protocol"
1607rtmps_protocol_select="tls_protocol"
775c4d36 1608rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1609rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1610rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1611rtp_protocol_select="udp_protocol"
83c93fe7 1612sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1613tcp_protocol_deps="network"
558d192d
MS
1614tls_protocol_deps_any="openssl gnutls"
1615tls_protocol_select="tcp_protocol"
c08fb000
AB
1616udp_protocol_deps="network"
1617
6ebf0bfc 1618# filters
13fabd7a 1619blackframe_filter_deps="gpl"
ce6b6ef6 1620boxblur_filter_deps="gpl"
68b79bfc 1621cropdetect_filter_deps="gpl"
b157be1f 1622delogo_filter_deps="gpl"
a5b64584 1623drawtext_filter_deps="libfreetype"
2e5ff4d0 1624frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1625frei0r_filter_extralibs='$ldl'
a42bb9d6 1626frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1627frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1628hqdn3d_filter_deps="gpl"
d371e7b9 1629resample_filter_deps="avresample"
cf69ad35 1630ocv_filter_deps="libopencv"
2f296e39 1631scale_filter_deps="swscale"
acbac567 1632yadif_filter_deps="gpl"
6ebf0bfc 1633
5a0f7131
MR
1634# libraries
1635avdevice_deps="avcodec avformat"
1636avformat_deps="avcodec"
f7679c54 1637
912f3148 1638# programs
ce03b088
AK
1639avconv_deps="avcodec avfilter avformat avresample swscale
1640 aformat_filter asyncts_filter
1641 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1642avplay_deps="avcodec avformat swscale sdl"
1643avplay_select="rdft"
9e12f0bf 1644avprobe_deps="avcodec avformat"
b263bf66 1645avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1646avserver_extralibs='$ldl'
a2830dca 1647
c73f65d9 1648doc_deps="texi2html"
912f3148 1649
57442411
MR
1650# tests
1651
388ff813
DB
1652mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1653seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1654
57442411
MR
1655test_deps(){
1656 suf1=$1
1657 suf2=$2
1658 shift 2
1659 for v; do
1660 dep=${v%=*}
1661 tests=${v#*=}
1662 for name in ${tests}; do
908f12f3 1663 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1664 done
1665 done
1666}
1667
57442411
MR
1668test_deps _muxer _demuxer \
1669 aiff \
1670 pcm_alaw=alaw \
1671 asf \
1672 au \
1673 avi \
1674 dv=dv_fmt \
1675 ffm \
1676 flv=flv_fmt \
1677 gxf \
1678 matroska=mkv \
1679 mmf \
1680 mov \
1681 pcm_mulaw=mulaw \
0218808d 1682 mxf="mxf mxf_d10" \
57442411
MR
1683 nut \
1684 ogg \
1685 rawvideo=pixfmt \
1686 rm \
1687 swf \
1688 mpegts=ts \
1689 voc \
1690 wav \
1691 yuv4mpegpipe=yuv4mpeg \
1692
de6d9b64 1693# default parameters
8a608357 1694
19bd477d 1695logfile="config.log"
8a608357
MR
1696
1697# installation paths
c9d19248
MR
1698prefix_default="/usr/local"
1699bindir_default='${prefix}/bin'
6291d7e4 1700datadir_default='${prefix}/share/avconv'
c9d19248
MR
1701incdir_default='${prefix}/include'
1702libdir_default='${prefix}/lib'
1703mandir_default='${prefix}/share/man'
1704shlibdir_default="$libdir_default"
8a608357
MR
1705
1706# toolchain
121d78d0 1707ar_default="ar"
13c7df3d 1708cc_default="gcc"
9da6609f 1709host_cc_default="gcc"
11e6d03a 1710ln_s="ln -sf"
89641463 1711nm_default="nm"
11e6d03a 1712objformat="elf"
3f8040db 1713pkg_config_default=pkg-config
be7109c1 1714ranlib="ranlib"
11e6d03a 1715yasmexe="yasm"
8a608357 1716
8182dc34 1717nm_opts='-g'
3e0b1c9a 1718nogas=":"
8182dc34 1719
8a608357 1720# machine
8d4c00ed 1721arch_default=$(uname -m)
38d0a8aa 1722cpu="generic"
8a608357 1723
8a608357 1724# OS
8d4c00ed
MR
1725target_os_default=$(tolower $(uname -s))
1726host_os=$target_os_default
8a608357 1727
8a608357 1728# configurable options
055c61b8
DB
1729enable $PROGRAM_LIST
1730
5a0f7131
MR
1731enable avcodec
1732enable avdevice
cccc039f 1733enable avfilter
5a0f7131 1734enable avformat
c8af852b 1735enable avresample
dc4f5a1c 1736enable avutil
3e0b1c9a
DB
1737enable swscale
1738
3e0b1c9a
DB
1739enable asm
1740enable debug
1741enable doc
1742enable fastdiv
497237c7 1743enable network
8400d6b8 1744enable optimizations
8cfbbd92 1745enable safe_bitstream_reader
530dc538 1746enable static
a9ddb5b1 1747enable swscale_alpha
8a608357 1748
8a608357 1749# build settings
9987769a 1750SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1751AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1752LIBPREF="lib"
1753LIBSUF=".a"
c5f14466
RP
1754FULLNAME='$(NAME)$(BUILDSUF)'
1755LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1756SLIBPREF="lib"
1757SLIBSUF=".so"
c5f14466 1758SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1759SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1760SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1761LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1762SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1763SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1764
68485d1f
MR
1765asflags_filter=echo
1766cflags_filter=echo
64933b6c
MR
1767ldflags_filter=echo
1768
23565c26 1769AS_C='-c'
bc877faf 1770AS_O='-o $@'
23565c26 1771CC_C='-c'
18031c49 1772CC_E='-E -o $@'
7e6c86e6 1773CC_O='-o $@'
a758c5e2 1774LD_O='-o $@'
23565c26 1775HOSTCC_C='-c'
a758c5e2 1776HOSTCC_O='-o $@'
7e6c86e6 1777
1d01fee9 1778host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1779host_libs='-lm'
6c3fa06a
MR
1780host_cflags_filter=echo
1781host_ldflags_filter=echo
9da6609f 1782
9b861379 1783target_path='$(CURDIR)'
a7ada2ba 1784
a158446b
MR
1785# since the object filename is not given with the -MM flag, the compiler
1786# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1787DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1788DEPFLAGS='-MM'
315c741d 1789
c597172e 1790# find source path
24524f36 1791if test -f configure; then
f038cf3c 1792 source_path=.
c597172e 1793else
8477f2de 1794 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1795 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1796 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1797 test -e "$source_path/config.h" &&
1798 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1799fi
1800
13cbe2c0 1801for v in "$@"; do
b04251c5
MR
1802 r=${v#*=}
1803 l=${v%"$r"}
1804 r=$(sh_quote "$r")
29ba0911 1805 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1806done
c597172e 1807
73ef8980
MR
1808find_things(){
1809 thing=$1
1810 pattern=$2
1811 file=$source_path/$3
932ccf39 1812 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1813}
1814
1815ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1816DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1817HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1818PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1819BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1820MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1821DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1822OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1823INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1824PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1825FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1826
54e75be4
DB
1827ALL_COMPONENTS="
1828 $BSF_LIST
1829 $DECODER_LIST
1830 $DEMUXER_LIST
1831 $ENCODER_LIST
1832 $FILTER_LIST
1833 $HWACCEL_LIST
1834 $INDEV_LIST
1835 $MUXER_LIST
1836 $OUTDEV_LIST
1837 $PARSER_LIST
1838 $PROTOCOL_LIST
1839"
1840
57442411 1841find_tests(){
b9d5f1b7 1842 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1843}
1844
57442411 1845LAVF_TESTS=$(find_tests lavf)
48c28162 1846LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1847SEEK_TESTS=$(find_tests seek seek_)
57442411 1848
7263cd55 1849ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1850
8469ae22
MR
1851for n in $COMPONENT_LIST; do
1852 v=$(toupper ${n%s})_LIST
1853 eval enable \$$v
1854 eval ${n}_if_any="\$$v"
1855done
1856
54e75be4 1857enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1858
1859die_unknown(){
1860 echo "Unknown option \"$1\"."
1861 echo "See $0 --help for available options."
1862 exit 1
1863}
1864
794f8e97 1865show_list() {
bf0c4afa
RP
1866 suffix=_$1
1867 shift
2b444ea7 1868 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1869 exit 0
1870}
1871
154caa67
MR
1872rand_list(){
1873 IFS=', '
1874 set -- $*
1875 unset IFS
1876 for thing; do
1877 comp=${thing%:*}
1878 prob=${thing#$comp}
1879 prob=${prob#:}
1880 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1881 echo "prob ${prob:-0.5}"
1882 printf '%s\n' $comp
1883 done
1884}
1885
1886do_random(){
1887 action=$1
1888 shift
1889 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1890 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1891}
1892
c597172e 1893for opt do
7483e694
DB
1894 optval="${opt#*=}"
1895 case "$opt" in
0f010b2f 1896 --extra-ldflags=*) add_ldflags $optval
7483e694 1897 ;;
0f010b2f 1898 --extra-libs=*) add_extralibs $optval
7483e694 1899 ;;
8fb1cb58 1900 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1901 ;;
40bcf4c7
BL
1902 --enable-debug=*) debuglevel="$optval"
1903 ;;
36e2dea0 1904 --disable-everything)
1b15dc3c 1905 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1906 ;;
154caa67
MR
1907 --enable-random|--disable-random)
1908 action=${opt%%-random}
1909 do_random ${action#--} $COMPONENT_LIST
1910 ;;
1911 --enable-random=*|--disable-random=*)
1912 action=${opt%%-random=*}
1913 do_random ${action#--} $optval
1914 ;;
7483e694 1915 --enable-*=*|--disable-*=*)
8b93ddc3 1916 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1917 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1918 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1919 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1920 $action $(filter "$name" $list)
7483e694
DB
1921 ;;
1922 --enable-?*|--disable-?*)
5e622c40 1923 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1924 if is_in $option $COMPONENT_LIST; then
fed5d54b 1925 test $action = disable && action=unset
e3773a55
MR
1926 eval $action \$$(toupper ${option%s})_LIST
1927 elif is_in $option $CMDLINE_SELECT; then
1928 $action $option
1929 else
1930 die_unknown $opt
1931 fi
7483e694
DB
1932 ;;
1933 --list-*)
1934 NAME="${opt#--list-}"
1935 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1936 NAME=${NAME%s}
1937 eval show_list $NAME \$$(toupper $NAME)_LIST
1938 ;;
1939 --help|-h) show_help
1940 ;;
1941 *)
884a36a7 1942 optname="${opt%%=*}"
26759c44
MR
1943 optname="${optname#--}"
1944 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1945 if is_in $optname $CMDLINE_SET; then
1946 eval $optname='$optval'
1947 elif is_in $optname $CMDLINE_APPEND; then
1948 append $optname "$optval"
1949 else
1950 die_unknown $opt
1951 fi
7483e694
DB
1952 ;;
1953 esac
c597172e
MR
1954done
1955
bcea99bb
MR
1956disabled logging && logfile=/dev/null
1957
29ba0911 1958echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1959set >> $logfile
1960
9da6609f
MR
1961test -n "$cross_prefix" && enable cross_compile
1962
8d4c00ed
MR
1963if enabled cross_compile; then
1964 test -n "$arch" && test -n "$target_os" ||
1965 die "Must specify target arch and OS when cross-compiling"
1966fi
1967
1968set_default arch target_os
1969
121d78d0 1970ar_default="${cross_prefix}${ar_default}"
11e6d03a 1971cc_default="${cross_prefix}${cc_default}"
20e0ed95 1972nm_default="${cross_prefix}${nm_default}"
3f8040db 1973pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1974ranlib="${cross_prefix}${ranlib}"
adb2b908 1975
c5200f17
MR
1976sysinclude_default="${sysroot}/usr/include"
1977
e0be794a 1978set_default cc nm pkg_config sysinclude
9da6609f
MR
1979enabled cross_compile || host_cc_default=$cc
1980set_default host_cc
13c7df3d 1981
762f95e4
MR
1982if ! $pkg_config --version >/dev/null 2>&1; then
1983 warn "$pkg_config not found, library detection may fail."
1984 pkg_config=false
1985fi
1986
82bb3329
MR
1987exesuf() {
1988 case $1 in
1c69c79f 1989 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1990 esac
1991}
1992
1993EXESUF=$(exesuf $target_os)
1994HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1995
e4e69e0b 1996# set temporary file name
a49d42c2 1997: ${TMPDIR:=$TEMPDIR}
c51fafa1 1998: ${TMPDIR:=$TMP}
a49d42c2 1999: ${TMPDIR:=/tmp}
e4e69e0b 2000
a210bce2 2001if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2002 # simple replacement for missing mktemp
2003 # NOT SAFE FOR GENERAL USE
2004 mktemp(){
09a5c245 2005 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2006 }
2007fi
2008
2009tmpfile(){
2010 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2011 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2012 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2013 append TMPFILES $tmp
2014 eval $1=$tmp
2015}
2016
2017trap 'rm -f -- $TMPFILES' EXIT
54460a83 2018
55127e7b 2019tmpfile TMPASM .asm
3e0b1c9a
DB
2020tmpfile TMPC .c
2021tmpfile TMPE $EXESUF
2022tmpfile TMPH .h
2023tmpfile TMPO .o
2024tmpfile TMPS .S
2025tmpfile TMPSH .sh
2026tmpfile TMPV .ver
54460a83
MR
2027
2028unset -f mktemp
e4e69e0b 2029
fb3c4ffc
MR
2030chmod +x $TMPE
2031
993f2d0f
MR
2032# make sure we can execute files in $TMPDIR
2033cat > $TMPSH 2>> $logfile <<EOF
2034#! /bin/sh
2035EOF
2036chmod +x $TMPSH >> $logfile 2>&1
2037if ! $TMPSH >> $logfile 2>&1; then
2038 cat <<EOF
2039Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2040variable to another directory and make sure that it is not mounted noexec.
2041EOF
2042 die "Sanity test failed."
2043fi
993f2d0f 2044
d0c6d424
MR
2045pgi_flags(){
2046 for flag; do
2047 case $flag in
2048 -fomit-frame-pointer) echo -Mnoframe ;;
2049 -g) echo -gopt ;;
2050 *) echo $flag ;;
2051 esac
2052 done
2053}
2054
2055suncc_flags(){
2056 for flag; do
2057 case $flag in
2058 -march=*|-mcpu=*)
2059 case "${flag#*=}" in
2060 native) echo -xtarget=native ;;
2061 v9|niagara) echo -xarch=sparc ;;
2062 ultrasparc) echo -xarch=sparcvis ;;
2063 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2064 i586|pentium) echo -xchip=pentium ;;
2065 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2066 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2067 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2068 pentium4*) echo -xtarget=pentium4 ;;
2069 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2070 *-sse3) echo -xarch=sse3 ;;
2071 core2) echo -xarch=ssse3 -xchip=core2 ;;
2072 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2073 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2074 k8|opteron|athlon64|athlon-fx)
2075 echo -xarch=sse2a ;;
2076 athlon*) echo -xarch=pentium_proa ;;
2077 esac
2078 ;;
2079 -std=c99) echo -xc99 ;;
2080 -fomit-frame-pointer) echo -xregs=frameptr ;;
2081 -fPIC) echo -KPIC -xcode=pic32 ;;
2082 -W*,*) echo $flag ;;
2083 -f*-*|-W*) ;;
2084 *) echo $flag ;;
2085 esac
2086 done
2087}
2088
2089tms470_flags(){
2090 for flag; do
2091 case $flag in
2092 -march=*|-mcpu=*)
2093 case "${flag#*=}" in
2094 armv7-a|cortex-a*) echo -mv=7a8 ;;
2095 armv7-r|cortex-r*) echo -mv=7r4 ;;
2096 armv7-m|cortex-m*) echo -mv=7m3 ;;
2097 armv6*|arm11*) echo -mv=6 ;;
2098 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2099 echo -mv=5e ;;
2100 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2101 esac
2102 ;;
2103 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2104 -mfpu=vfp) echo --float_support=vfpv2 ;;
2105 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2106 -msoft-float) echo --float_support=vfplib ;;
2107 -O[0-3]|-mf=*) echo $flag ;;
2108 -g) echo -g -mn ;;
2109 -pds=*) echo $flag ;;
ad93dccb
MR
2110 -D*|-I*) echo $flag ;;
2111 --gcc|--abi=*) echo $flag ;;
2112 -me) echo $flag ;;
d0c6d424
MR
2113 esac
2114 done
2115}
2116
a758c5e2
MR
2117probe_cc(){
2118 pfx=$1
2119 _cc=$2
2120
23565c26 2121 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2122 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2123 _flags_filter=echo
2124
2125 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2126 _type=llvm_gcc
2127 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2128 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2129 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2130 _cflags_speed='-O3'
2131 _cflags_size='-Os'
2132 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2133 _type=gcc
2134 gcc_version=$($_cc --version | head -n1)
2135 gcc_basever=$($_cc -dumpversion)
2136 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2137 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2138 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2139 if ! $_cc -dumpversion | grep -q '^2\.'; then
2140 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2141 fi
2142 _cflags_speed='-O3'
2143 _cflags_size='-Os'
2144 elif $_cc --version 2>/dev/null | grep -q Intel; then
2145 _type=icc
2146 _ident=$($_cc --version | head -n1)
2147 _depflags='-MMD'
2148 _cflags_speed='-O3'
2149 _cflags_size='-Os'
2150 _cflags_noopt='-O1'
2151 elif $_cc -v 2>&1 | grep -q xlc; then
2152 _type=xlc
2153 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2154 _cflags_speed='-O5'
2155 _cflags_size='-O5 -qcompact'
2156 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2157 _type=ccc
2158 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2159 _DEPFLAGS='-M'
2160 debuglevel=3
2161 _ldflags='-Wl,-z,now' # calls to libots crash without this
2162 _cflags_speed='-fast'
2163 _cflags_size='-O1'
2164 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2165 test -d "$sysroot" || die "No valid sysroot specified."
2166 _type=armcc
2167 _ident=$($_cc --vsn | head -n1)
2168 armcc_conf="$PWD/armcc.conf"
2169 $_cc --arm_linux_configure \
2170 --arm_linux_config_file="$armcc_conf" \
2171 --configure_sysroot="$sysroot" \
2172 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2173 die "Error creating armcc configuration file."
2174 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2175 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2176 as_default="${cross_prefix}gcc"
2177 _depflags='-MMD'
2178 _cflags_speed='-O3'
2179 _cflags_size='-Os'
2180 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2181 _type=tms470
2182 _ident=$($_cc -version | head -n1 | tr -s ' ')
2183 _flags='--gcc --abi=eabi -me'
2184 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2185 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2186 _cc_o='-fe=$@'
2187 as_default="${cross_prefix}gcc"
2188 ld_default="${cross_prefix}gcc"
2189 _depflags='-ppa -ppd=$(@:.o=.d)'
2190 _cflags_speed='-O3 -mf=5'
2191 _cflags_size='-O3 -mf=2'
2192 _flags_filter=tms470_flags
2193 elif $_cc -v 2>&1 | grep -q clang; then
2194 _type=clang
2195 _ident=$($_cc --version | head -n1)
2196 _depflags='-MMD'
2197 _cflags_speed='-O3'
2198 _cflags_size='-Os'
2199 elif $_cc -V 2>&1 | grep -q Sun; then
2200 _type=suncc
2201 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2202 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2203 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2204 _ldflags='-std=c99'
2205 _cflags_speed='-O5'
2206 _cflags_size='-O5 -xspace'
2207 _flags_filter=suncc_flags
2208 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2209 _type=pathscale
2210 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2211 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2212 _cflags_speed='-O2'
2213 _cflags_size='-Os'
2214 _flags_filter='filter_out -Wdisabled-optimization'
2215 elif $_cc -v 2>&1 | grep -q Open64; then
2216 _type=open64
2217 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2218 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2219 _cflags_speed='-O2'
2220 _cflags_size='-Os'
2221 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2222 elif $_cc -V 2>&1 | grep -q Portland; then
2223 _type=pgi
2224 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2225 opt_common='-alias=ansi -Mlre -Mpre'
2226 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2227 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2228 _cflags_noopt="-O1"
2229 _flags_filter=pgi_flags
aef6bd1b 2230 fi
a758c5e2
MR
2231
2232 eval ${pfx}_type=\$_type
2233 eval ${pfx}_ident=\$_ident
2234}
2235
2236set_ccvars(){
23565c26 2237 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2238 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2239 eval ${1}_O=\${_cc_o-\${${1}_O}}
2240
2241 if [ -n "$_depflags" ]; then
2242 eval ${1}_DEPFLAGS=\$_depflags
2243 else
2244 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2245 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2246 eval DEP${1}FLAGS=\$_flags
2247 fi
2248}
2249
2250probe_cc cc "$cc"
2251cflags_filter=$_flags_filter
2252cflags_speed=$_cflags_speed
2253cflags_size=$_cflags_size
2254cflags_noopt=$_cflags_noopt
2255add_cflags $_flags $_cflags
2256cc_ldflags=$_ldflags
2257set_ccvars CC
2258
2259probe_cc hostcc "$host_cc"
2260host_cflags_filter=$_flags_filter
2261host_ldflags_filter=$_flags_filter
2262add_host_cflags $_flags $_cflags
2263add_host_ldflags $_flags $_ldflags
2264set_ccvars HOSTCC
629687f6 2265
851ffa80
MR
2266test -n "$cc_type" && enable $cc_type ||
2267 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2268
75bafbac 2269: ${as_default:=$cc}
50567afa 2270: ${dep_cc_default:=$cc}
684b28e0 2271: ${ld_default:=$cc}
121d78d0 2272set_default ar as dep_cc ld
75800dce 2273
a758c5e2
MR
2274probe_cc as "$as"
2275asflags_filter=$_flags_filter
2276add_asflags $_flags $_cflags
2277set_ccvars AS
2278
2279probe_cc ld "$ld"
2280ldflags_filter=$_flags_filter
2281add_ldflags $_flags $_ldflags
2282test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2283LD_O=${_cc_o-$LD_O}
2284
2285if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2286 probe_cc depcc "$dep_cc"
2287 CCDEP=${_DEPCMD:-$DEPCMD}
2288 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2289 DEPCCFLAGS=$_flags
2290fi
07dec06e 2291
7f32f40c 2292add_cflags $extra_cflags
2f2e6c7c 2293add_asflags $extra_cflags
7f32f40c 2294
154d432c
MR
2295if test -n "$sysroot"; then
2296 case "$cc_type" in
00ba041c 2297 gcc|llvm_gcc|clang)
467256f2 2298 add_cppflags --sysroot="$sysroot"
154d432c
MR
2299 add_ldflags --sysroot="$sysroot"
2300 ;;
6fec122a
MR
2301 tms470)
2302 add_cppflags -I"$sysinclude"
2303 add_ldflags --sysroot="$sysroot"
2304 ;;
154d432c
MR
2305 esac
2306fi
2307
d22c13a8
MR
2308if test "$cpu" = host; then
2309 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2310
2311 case "$cc_type" in
613a4e3f 2312 gcc|llvm_gcc)
d22c13a8
MR
2313 check_native(){
2314 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2315 sed -n "/cc1.*$1=/{
27ce1be8
MR
2316 s/.*$1=\\([^ ]*\\).*/\\1/
2317 p
2318 q
2319 }" $TMPE
d22c13a8
MR
2320 }
2321 cpu=$(check_native -march || check_native -mcpu)
2322 ;;
2323 esac
2324
2325 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2326fi
2327
e939cedd
MR
2328# Deal with common $arch aliases
2329case "$arch" in
2330 arm*)
2331 arch="arm"
2332 ;;
2333 mips|mipsel|IP*)
2334 arch="mips"
2335 ;;
47b1860e 2336 mips64*)
e939cedd
MR
2337 arch="mips"
2338 subarch="mips64"
2339 ;;
2340 parisc|hppa)
2341 arch="parisc"
2342 ;;
2343 parisc64|hppa64)
2344 arch="parisc"
2345 subarch="parisc64"
2346 ;;
2347 "Power Macintosh"|ppc|powerpc)
2348 arch="ppc"
2349 ;;
47b1860e 2350 ppc64|powerpc64)
e939cedd
MR
2351 arch="ppc"
2352 subarch="ppc64"
2353 ;;
2354 s390|s390x)
2355 arch="s390"
2356 ;;
2357 sh4|sh)
2358 arch="sh4"
2359 ;;
2360 sun4u|sparc64)
2361 arch="sparc"
2362 subarch="sparc64"
2363 ;;
d33ed7b3 2364 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2365 arch="x86"
2366 ;;
2367esac
2368
851ffa80 2369is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2370enable $arch
e939cedd 2371
df5cdc24 2372# Add processor-specific flags
5d54c126
MR
2373if test "$cpu" = generic; then
2374 : do nothing
2375elif enabled ppc; then
343aef9b 2376
56348891
MR
2377 case $(tolower $cpu) in
2378 601|ppc601|powerpc601)
9dbd5c3d 2379 cpuflags="-mcpu=601"
64ad53ff 2380 disable altivec
9dbd5c3d 2381 ;;
56348891 2382 603*|ppc603*|powerpc603*)
9dbd5c3d 2383 cpuflags="-mcpu=603"
64ad53ff 2384 disable altivec
9dbd5c3d 2385 ;;
56348891 2386 604*|ppc604*|powerpc604*)
9dbd5c3d 2387 cpuflags="-mcpu=604"
64ad53ff 2388 disable altivec
9dbd5c3d 2389 ;;
56348891 2390 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2391 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2392 disable altivec
9dbd5c3d 2393 ;;
56348891 2394 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2395 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2396 ;;
56348891 2397 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2398 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2399 ;;
313f9fbf 2400 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2401 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2402 ;;
313f9fbf
SM
2403 power[3-7]*)
2404 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2405 ;;
56348891 2406 cell)
9dbd5c3d
MR
2407 cpuflags="-mcpu=cell"
2408 enable ldbrx
2409 ;;
4ab26cb4
DB
2410 e500mc)
2411 cpuflags="-mcpu=e500mc"
2412 disable altivec
2413 ;;
7b0b81a1
AL
2414 e500v2)
2415 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2416 disable altivec
2417 ;;
2418 e500)
2419 cpuflags="-mcpu=8540 -mhard-float"
2420 disable altivec
2421 ;;
9dbd5c3d 2422 esac
343aef9b
MR
2423
2424elif enabled x86; then
2425
9dbd5c3d
MR
2426 case $cpu in
2427 i[345]86|pentium)
2428 cpuflags="-march=$cpu"
2429 disable mmx
2430 ;;
2431 # targets that do NOT support conditional mov (cmov)
2432 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2433 cpuflags="-march=$cpu"
2434 disable cmov
2435 ;;
2436 # targets that do support conditional mov (cmov)
9ddf1b1a 2437 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2438 cpuflags="-march=$cpu"
2439 enable cmov
2440 enable fast_cmov
2441 ;;
2442 # targets that do support conditional mov but on which it's slow
2443 pentium4|pentium4m|prescott|nocona)
2444 cpuflags="-march=$cpu"
2445 enable cmov
2446 disable fast_cmov
2447 ;;
2448 esac
343aef9b
MR
2449
2450elif enabled sparc; then
2451
9dbd5c3d 2452 case $cpu in
26b7199e
MK
2453 niagara)
2454 cpuflags="-mcpu=$cpu"
2455 disable vis
2456 ;;
9dbd5c3d
MR
2457 sparc64)
2458 cpuflags="-mcpu=v9"
2459 ;;
2460 esac
343aef9b
MR
2461
2462elif enabled arm; then
2463
34ba23c9
MR
2464 case $cpu in
2465 armv*)
2466 cpuflags="-march=$cpu"
c2eae137 2467 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2468 ;;
2469 *)
2470 cpuflags="-mcpu=$cpu"
c2eae137
MR
2471 case $cpu in
2472 cortex-a*) subarch=armv7a ;;
2473 cortex-r*) subarch=armv7r ;;
9e19704a 2474 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2475 arm11*) subarch=armv6 ;;
2476 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2477 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2478 esac
34ba23c9
MR
2479 ;;
2480 esac
343aef9b
MR
2481
2482elif enabled alpha; then
2483
34ba23c9 2484 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2485
2486elif enabled bfin; then
2487
34ba23c9 2488 cpuflags="-mcpu=$cpu"
343aef9b
MR
2489
2490elif enabled mips; then
2491
34ba23c9 2492 cpuflags="-march=$cpu"
343aef9b
MR
2493
2494elif enabled avr32; then
2495
9dbd5c3d
MR
2496 case $cpu in
2497 ap7[02]0[0-2])
2498 subarch="avr32_ap"
2499 cpuflags="-mpart=$cpu"
2500 ;;
2501 ap)
2502 subarch="avr32_ap"
2503 cpuflags="-march=$cpu"
2504 ;;
2505 uc3[ab]*)
2506 subarch="avr32_uc"
2507 cpuflags="-mcpu=$cpu"
2508 ;;
2509 uc)
2510 subarch="avr32_uc"
2511 cpuflags="-march=$cpu"
2512 ;;
2513 esac
df5cdc24 2514
343aef9b
MR
2515fi
2516
df5cdc24
MR
2517add_cflags $cpuflags
2518add_asflags $cpuflags
2519
993f2d0f
MR
2520# compiler sanity check
2521check_exec <<EOF
2522int main(void){ return 0; }
2523EOF
2524if test "$?" != 0; then
2525 echo "$cc is unable to create an executable file."
2526 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2527 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2528 echo "Only do this if you know what cross compiling means."
2529 fi
2530 die "C compiler test failed."
2531fi
2532
046f081b 2533add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2534check_cflags -std=c99
50a334e4 2535check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2536#include <stdlib.h>
2537EOF
50a334e4 2538check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2539#include <stdlib.h>
2540EOF
e9b9a2f8 2541
f0125de9 2542check_host_cflags -std=c99
0a6db2a2 2543check_host_cflags -Wall
f0125de9 2544
b24dbcbd 2545case "$arch" in
e939cedd 2546 alpha|ia64|mips|parisc|sparc)
8a3c8627 2547 spic=$shared
b24dbcbd 2548 ;;
e939cedd 2549 x86)
cfdb6148 2550 subarch="x86_32"
5adc829e 2551 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2552 if test "$subarch" = "x86_64"; then
e939cedd 2553 spic=$shared
de27f4d9 2554 fi
b24dbcbd 2555 ;;
b24dbcbd
RP
2556esac
2557
343aef9b 2558enable $subarch
8a3c8627 2559enabled spic && enable pic
b24dbcbd 2560
7483e694 2561# OS specific
4f854758 2562case $target_os in
a1629e28 2563 haiku)
63ae7e7c 2564 prefix_default="/boot/common"
108caaaa 2565 network_extralibs="-lnetwork"
f59c4bd6 2566 host_libs=
a1629e28 2567 ;;
7483e694 2568 sunos)
4d58e4cb 2569 AVSERVERLDFLAGS=""
9987769a 2570 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2571 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2572 network_extralibs="-lsocket -lnsl"
779222db 2573 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2574 # When using suncc to build, the Solaris linker will mark
2575 # an executable with each instruction set encountered by
2576 # the Solaris assembler. As our libraries contain their own
2577 # guards for processor-specific code, instead suppress
2578 # generation of the HWCAPS ELF section on Solaris x86 only.
2579 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2580 nm_opts='-P -g'
7483e694
DB
2581 ;;
2582 netbsd)
a1e4b3f6 2583 disable symver
07a8eef6
MR
2584 oss_indev_extralibs="-lossaudio"
2585 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2586 ;;
2587 openbsd)
7c4a001a 2588 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2589 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2590 # however the generated executable will not do anything
2591 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2592 # Thus explicitly enable PIC here.
cd78208b 2593 enable pic
a1e4b3f6 2594 disable symver
7483e694 2595 SHFLAGS='-shared'
07a8eef6
MR
2596 oss_indev_extralibs="-lossaudio"
2597 oss_outdev_extralibs="-lossaudio"
7483e694 2598 ;;
a1e4b3f6 2599 dragonfly)
a1e4b3f6
MR
2600 disable symver
2601 ;;
2602 freebsd)
7483e694
DB
2603 ;;
2604 bsd/os)
355d81df 2605 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2606 ;;
2607 darwin)
301ab19d 2608 gas="gas-preprocessor.pl $cc"
e08b8239 2609 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2610 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2611 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2612 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2613 SLIBSUF=".dylib"
2614 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2615 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2616 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2617 objformat="macho"
1b0f6fb8 2618 enabled x86_64 && objformat="macho64"
8dfa86f7 2619 enabled_any pic shared ||
2704bd1a 2620 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2621 ;;
2622 mingw32*)
9d3f4f50 2623 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2624 disable network
2625 else
2626 target_os=mingw32
2627 fi
dcc01c06 2628 LIBTARGET=i386
1fc9fb8a 2629 if enabled x86_64; then
417516f6 2630 LIBTARGET="i386:x86-64"
336cc1b0 2631 elif enabled arm; then
15c5156d 2632 LIBTARGET=arm-wince
dcc01c06 2633 fi
fbd971a4 2634 shlibdir_default="$bindir_default"
7483e694
DB
2635 SLIBPREF=""
2636 SLIBSUF=".dll"
7483e694
DB
2637 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2638 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2639 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2640 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2641 SLIB_INSTALL_LINKS=
2642 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2643 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2644 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 2645 objformat="win32"
ec10a9ab 2646 dlltool="${cross_prefix}dlltool"
bc574408 2647 enable dos_paths
1894e741 2648 check_cflags -fno-common
e26011d0
RP
2649 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2650 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2651 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2652 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2653 ;;
2654 cygwin*)
4f854758 2655 target_os=cygwin
fbd971a4 2656 shlibdir_default="$bindir_default"
7483e694
DB
2657 SLIBPREF="cyg"
2658 SLIBSUF=".dll"
2659 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2660 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2661 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2662 SLIB_INSTALL_LINKS=
2663 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2664 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2665 objformat="win32"
bc574408 2666 enable dos_paths
1894e741 2667 check_cflags -fno-common
a7a187a1 2668 add_cppflags -U__STRICT_ANSI__
7483e694 2669 ;;
4f365f37 2670 *-dos|freedos|opendos)
4f365f37 2671 network_extralibs="-lsocket"
ff1c015d 2672 objformat="coff"
bc574408 2673 enable dos_paths
a7a187a1 2674 add_cppflags -U__STRICT_ANSI__
4f365f37 2675 ;;
7483e694 2676 linux)
046f081b 2677 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2678 enable dv1394
2679 ;;
2680 irix*)
4f854758 2681 target_os=irix
7483e694
DB
2682 ranlib="echo ignoring ranlib"
2683 ;;
d22e8442 2684 os/2*)
d22e8442 2685 ln_s="cp -f"
9297f1ed 2686 objformat="aout"
e14574eb 2687 add_cppflags -D_GNU_SOURCE
355d81df 2688 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2689 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2690 AVSERVERLDFLAGS=""
287d3b13 2691 LIBSUF="_s.a"
d22e8442
DY
2692 SLIBPREF=""
2693 SLIBSUF=".dll"
2694 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2695 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2696 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2697 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2698 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2699 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2700 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2701 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2702 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2703 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2704 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2705 enable dos_paths
d22e8442 2706 ;;
83993c1c 2707 gnu/kfreebsd)
c1f54478 2708 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2709 ;;
34e82167 2710 gnu)
f60d1366 2711 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2712 ;;
d33ed7b3
MR
2713 qnx)
2714 add_cppflags -D_QNX_SOURCE
2715 network_extralibs="-lsocket"
2716 ;;
1c69c79f
MS
2717 symbian)
2718 SLIBSUF=".dll"
2719 enable dos_paths
e3bc07f4
MS
2720 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2721 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2722 add_ldflags -Wl,--target1-abs,--no-undefined \
2723 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2724 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2725 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2726 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2727 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2728 ;;
614d8911
MR
2729 none)
2730 ;;
7483e694 2731 *)
4f924f9a 2732 die "Unknown OS '$target_os'."
7483e694
DB
2733 ;;
2734esac
2735
6555acad
MR
2736esc(){
2737 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2738}
2739
2740echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2741
13cb2187
AS
2742check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2743
c9d19248
MR
2744set_default $PATHS_LIST
2745
320d060a 2746# we need to build at least one lib type
93b3c083 2747if ! enabled_any static shared; then
320d060a
DB
2748 cat <<EOF
2749At least one library type must be built.
2750Specify --enable-static to build the static libraries or --enable-shared to
2751build the shared libraries as well. To only build the shared libraries specify
2752--disable-static in addition to --enable-shared.
2753EOF
2754 exit 1;
2755fi
2756
2184c6f7 2757die_license_disabled() {
4c27207c 2758 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2759}
2760
e417d80d 2761die_license_disabled gpl libcdio
2184c6f7 2762die_license_disabled gpl libx264
de295976 2763die_license_disabled gpl libxavs
2184c6f7 2764die_license_disabled gpl libxvid
2184c6f7
DB
2765die_license_disabled gpl x11grab
2766
2f7ae63b 2767die_license_disabled nonfree libfaac
87246953 2768die_license_disabled nonfree libfdk_aac
a060866f 2769die_license_disabled nonfree openssl
b2e3c528 2770
0b175caa
DB
2771die_license_disabled version3 libopencore_amrnb
2772die_license_disabled version3 libopencore_amrwb
d89e738a 2773die_license_disabled version3 libvo_aacenc
f502ff3f 2774die_license_disabled version3 libvo_amrwbenc
0b175caa 2775
9cad0e4e 2776enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2777
40617a6d 2778disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2779
e276d9e8
MR
2780enable_pic() {
2781 enable pic
bce7b696
MR
2782 add_cppflags -DPIC
2783 add_cflags -fPIC
2784 add_asflags -fPIC
e276d9e8
MR
2785}
2786
2787enabled pic && enable_pic
bce7b696 2788
b4d96ba2
MR
2789check_cc <<EOF || die "Symbol mangling check failed."
2790int ff_extern;
2791EOF
8182dc34 2792sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2793extern_prefix=${sym%%ff_extern*}
2794
f65883c8
MR
2795check_cc <<EOF && enable inline_asm
2796void foo(void) { __asm__ volatile ("" ::); }
2797EOF
61d251db 2798
df5e3978
MR
2799_restrict=
2800for restrict_keyword in restrict __restrict__ __restrict; do
2801 check_cc <<EOF && _restrict=$restrict_keyword && break
2802void foo(char * $restrict_keyword p);
2803EOF
2804done
2805
2806check_cc <<EOF && enable attribute_packed
2807struct { int x; } __attribute__((packed)) x;
2808EOF
2809
dffb41b9
MR
2810check_cc <<EOF && enable attribute_may_alias
2811union { int x; } __attribute__((may_alias)) x;
2812EOF
2813
df5e3978
MR
2814check_cc <<EOF || die "endian test failed"
2815unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2816EOF
48fc536a 2817od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2818
e939cedd
MR
2819if enabled alpha; then
2820
2821 check_cflags -mieee
2822
2823elif enabled arm; then
e45391bb 2824
8986fddc 2825 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2826 nogas=die
50fa82e6 2827
44caaa56
MR
2828 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2829 enable vfp_args
2830 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2831 case "${cross_prefix:-$cc}" in
2832 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2833 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2834__asm__ (".eabi_attribute 28, 1");
2835int main(void) { return 0; }
2836EOF
44caaa56
MR
2837 esac
2838 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2839 fi
fa0912fe 2840
575db883
DB
2841 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
2842 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
2843 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
2844 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
2845 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
2846 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2847
575db883
DB
2848 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
2849 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 2850
e276d9e8
MR
2851 enabled_all armv6t2 shared !pic && enable_pic
2852
fa0912fe 2853elif enabled mips; then
e45391bb 2854
575db883
DB
2855 check_inline_asm loongson '"dmult.g $1, $2, $3"'
2856 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 2857
fa0912fe 2858elif enabled ppc; then
e45391bb 2859
e6a0c354
MR
2860 enable local_aligned_8 local_aligned_16
2861
575db883
DB
2862 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2863 check_inline_asm ibm_asm '"add 0, 0, 0"'
2864 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
2865 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2866
2867 # AltiVec flags: The FSF version of GCC differs from the Apple version
2868 if enabled altivec; then
301ab19d 2869 nogas=warn
fa0912fe
MR
2870 check_cflags -maltivec -mabi=altivec &&
2871 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2872 check_cflags -faltivec
2873
2874 # check if our compiler supports Motorola AltiVec C API
2875 check_cc <<EOF || disable altivec
2876$inc_altivec_h
2877int main(void) {
20bcce50
MR
2878 vector signed int v1 = (vector signed int) { 0 };
2879 vector signed int v2 = (vector signed int) { 1 };
2880 v1 = vec_add(v1, v2);
fa0912fe
MR
2881 return 0;
2882}
2883EOF
2884
20bcce50 2885 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 2886 fi
e45391bb 2887
fa0912fe 2888elif enabled sparc; then
e45391bb 2889
575db883
DB
2890 enabled vis &&
2891 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
fa0912fe 2892 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2893
fa0912fe 2894elif enabled x86; then
e45391bb 2895
3f150ffb 2896 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2897 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2898 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2899 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2900
f80ddd5b
RB
2901 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2902
e6a0c354
MR
2903 enable local_aligned_8 local_aligned_16
2904
44965991
PI
2905 # check whether EBP is available on x86
2906 # As 'i' is stored on the stack, this program will crash
2907 # if the base pointer is used to access it because the
2908 # base pointer is cleared in the inline assembly code.
7dfef245 2909 check_exec_crash <<EOF && enable ebp_available
44965991 2910 volatile int i=0;
be449fca 2911 __asm__ volatile (
44965991
PI
2912 "xorl %%ebp, %%ebp"
2913 ::: "%ebp");
2914 return i;
44965991
PI
2915EOF
2916
f494213c 2917 # check whether EBX is available on x86
575db883
DB
2918 check_inline_asm ebx_available '""::"b"(0)' &&
2919 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 2920
6f74fb03 2921 # check whether xmm clobbers are supported
575db883 2922 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 2923
239fdf1b 2924 # check whether binutils is new enough to compile SSSE3/MMXEXT
575db883
DB
2925 enabled ssse3 && check_inline_asm ssse3 '"pabsw %xmm0, %xmm0"'
2926 enabled mmxext && check_inline_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2927
9cca1e40 2928 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2929 if check_cmd $yasmexe --version; then
2930 enabled x86_64 && yasm_extra="-m amd64"
2931 yasm_debug="-g dwarf2"
2932 elif check_cmd nasm -v; then
2933 yasmexe=nasm
2934 yasm_debug="-g -F dwarf"
2935 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2936 fi
2937
2938 YASMFLAGS="-f $objformat $yasm_extra"
2939 enabled pic && append YASMFLAGS "-DPIC"
2940 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2941 case "$objformat" in
2942 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2943 esac
2944
48545a8f 2945 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2946 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2947 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2948 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2949 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2950 fi
e45391bb 2951
669b5583
MR
2952 case "$cpu" in
2953 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2954 disable fast_clz
2955 ;;
2956 esac
2957
44965991
PI
2958fi
2959
301ab19d
MR
2960if enabled asm; then
2961 as=${gas:=$as}
575db883 2962 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
2963 $nogas "GNU assembler not found, install gas-preprocessor"
2964fi
2965
4a7e068b
MR
2966check_ldflags -Wl,--as-needed
2967
a98bb16d
RP
2968if check_func dlopen; then
2969 ldl=
2970elif check_func dlopen -ldl; then
2971 ldl=-ldl
8bf5d58f
MN
2972fi
2973
54fe299b
DV
2974if enabled network; then
2975 check_type "sys/types.h sys/socket.h" socklen_t
2976 check_type netdb.h "struct addrinfo"
75d339e0
MS
2977 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2978 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2979 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2980 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2981 check_type poll.h "struct pollfd"
54fe299b
DV
2982 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2983 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 2984 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 2985 check_func getaddrinfo $network_extralibs
54fe299b
DV
2986 # Prefer arpa/inet.h over winsock2
2987 if check_header arpa/inet.h ; then
2988 check_func closesocket
2989 elif check_header winsock2.h ; then
47876d66
DB
2990 check_func_headers winsock2.h closesocket -lws2 &&
2991 network_extralibs="-lws2" ||
2992 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2993 network_extralibs="-lws2_32"; }
f06dee77 2994 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2995 check_type ws2tcpip.h socklen_t
2996 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2997 check_type ws2tcpip.h "struct group_source_req"
2998 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2999 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3000 check_type winsock2.h "struct pollfd"
54fe299b
DV
3001 check_type ws2tcpip.h "struct sockaddr_in6"
3002 check_type ws2tcpip.h "struct sockaddr_storage"
3003 check_struct winsock2.h "struct sockaddr" sa_len
3004 else
3005 disable network
3006 fi
3007fi
3008
75ecf149
DB
3009# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3010check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3011
534a2231 3012check_func fcntl
7483e694
DB
3013check_func fork
3014check_func gethrtime
667fb97a 3015check_func getopt
7483e694 3016check_func getrusage
fc5607f8 3017check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3018check_func gettimeofday
094c09bb 3019check_func inet_aton $network_extralibs
abfc8d05 3020check_func isatty
a5b64584 3021check_func localtime_r
4ae40685 3022check_func ${malloc_prefix}memalign && enable memalign
7483e694 3023check_func mkstemp
0328b9ea 3024check_func mmap
4ae40685 3025check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3026check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3027check_func setrlimit
87958234 3028check_func strerror_r
6379900c 3029check_func strptime
47941088 3030check_func strtok_r
ea4d5f48 3031check_func sched_getaffinity
bcc73960 3032check_func sysconf
b9e22269 3033check_func sysctl
d3d3a32c 3034check_func usleep
b507ebd1 3035check_func_headers io.h setmode
b4675d0f 3036check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3037check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3038check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3039check_func_headers windows.h GetProcessTimes
61183b5a 3040check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3041check_func_headers windows.h MapViewOfFile
d3d3a32c 3042check_func_headers windows.h Sleep
7c5bfe7a 3043check_func_headers windows.h VirtualAlloc
6ffa87d3 3044
a98bb16d 3045check_header dlfcn.h
fa845061 3046check_header dxva.h
92c6a099 3047check_header dxva2api.h
3b1ab197 3048check_header io.h
a98bb16d 3049check_header malloc.h
bf6ce82d 3050check_header poll.h
b58412f1 3051check_header sys/mman.h
06bb5905 3052check_header sys/param.h
b091aa44 3053check_header sys/resource.h
bf6ce82d 3054check_header sys/select.h
e64bceea 3055check_header sys/time.h
542920b7 3056check_header unistd.h
272081b0
CEH
3057check_header vdpau/vdpau.h
3058check_header vdpau/vdpau_x11.h
d3d3a32c 3059check_header windows.h
68178ca9 3060check_header X11/extensions/XvMClib.h
a98bb16d 3061
a4fa192c 3062disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3063disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3064
ff3755cb
JG
3065if ! disabled w32threads && ! enabled pthreads; then
3066 check_func _beginthreadex && enable w32threads
3067fi
3068
57bd82d4
MR
3069# check for some common methods of building with pthread support
3070# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3071if ! disabled pthreads && ! enabled w32threads; then
3072 enable pthreads
9e7fd101
MR
3073 if check_func pthread_create; then
3074 :
3075 elif check_func pthread_create -pthread; then
3076 add_cflags -pthread
afc9aee2 3077 add_extralibs -pthread
9e7fd101
MR
3078 elif check_func pthread_create -pthreads; then
3079 add_cflags -pthreads
afc9aee2 3080 add_extralibs -pthreads
8d94f606
GT
3081 elif check_func pthread_create -lpthreadGC2; then
3082 add_extralibs -lpthreadGC2
9e7fd101 3083 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3084 disable pthreads
9e7fd101 3085 fi
57bd82d4
MR
3086fi
3087
8eee7025 3088for thread in $THREADS_LIST; do
e5f94c2b 3089 if enabled $thread; then
3ae3b721
RP
3090 test -n "$thread_type" &&
3091 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3092 thread_type="$thread"
e5f94c2b
RP
3093 fi
3094done
3095
50f7c296 3096check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3097enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3098
15333562 3099check_mathfunc cbrtf
645d2652
MR
3100check_mathfunc exp2
3101check_mathfunc exp2f
46df708b
MS
3102check_mathfunc isinf
3103check_mathfunc isnan
645d2652 3104check_mathfunc llrint
07876e25 3105check_mathfunc llrintf
645d2652
MR
3106check_mathfunc log2
3107check_mathfunc log2f
3108check_mathfunc lrint
3109check_mathfunc lrintf
183b1c22 3110check_mathfunc rint
645d2652
MR
3111check_mathfunc round
3112check_mathfunc roundf
23d3931a 3113check_mathfunc trunc
645d2652 3114check_mathfunc truncf
f32adb22 3115
57bd82d4 3116# these are off by default, so fail if requested and not available
a1b3c5a3 3117enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3118enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3119enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3120enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3121enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3122enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3123enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3124enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3125enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3126enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3127enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3128enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3129enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3130enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3131enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3132enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3133enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3134enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3135enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3136enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3137enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3138enabled libvpx && {
3139 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3140 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3141 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3142 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3143enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3144 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3145 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3146enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3147enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3148enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3149 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3150 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3151 die "ERROR: openssl not found"; }
8ac17293 3152
acd554c1
SP
3153if enabled gnutls; then
3154 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3155 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3156fi
3157
0b4a1821
AS
3158# libdc1394 check
3159if enabled libdc1394; then
3160 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3161 enable libdc1394_2; } ||
3162 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3163 enable libdc1394_1; } ||
3164 die "ERROR: No version of libdc1394 found "
3165fi
3166
9bd41bb1 3167if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3168 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3169 enable sdl &&
3170 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3171fi
57bd82d4 3172
2270b4b2 3173texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3174
c6f95144 3175check_header linux/fb.h
06e31011 3176check_header linux/videodev2.h
a6a4793d
LB
3177check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3178
1b6e8b73 3179check_header sys/videoio.h
47f38850 3180
27796dc3 3181check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3182# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3183# w32api 3.12 had it defined wrong
3184check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3185
f8aa696f 3186# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3187{ check_header dev/bktr/ioctl_meteor.h &&
3188 check_header dev/bktr/ioctl_bt848.h; } ||
3189{ check_header machine/ioctl_meteor.h &&
3190 check_header machine/ioctl_bt848.h; } ||
3191{ check_header dev/video/meteor/ioctl_meteor.h &&
3192 check_header dev/video/bktr/ioctl_bt848.h; } ||
3193check_header dev/ic/bt8xx.h
f8aa696f 3194
15d59d2c 3195check_header sndio.h
c7682de0
RP
3196check_header sys/soundcard.h
3197check_header soundcard.h
deb29777 3198
b6f3d925 3199enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3200
8772997d
SM
3201enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3202 check_func jack_port_get_latency_range -ljack
80ff8a16 3203
15d59d2c
B
3204enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3205
e417d80d
AK
3206enabled libcdio &&
3207 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3208
4a584eda
JA
3209enabled x11grab &&
3210require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3211require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3212require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3213
ac3dbb4d
SZ
3214# check for VDA header
3215if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3216 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3217fi
3218
598ef02b 3219if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3220check_cpp_condition \
3221 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3222 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3223 disable vdpau; }
abf649c7 3224fi
deda2a4a 3225
95e561ec 3226enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3227
3228# add some useful compiler flags if supported
3229check_cflags -Wdeclaration-after-statement
dcd479c0 3230check_cflags -Wall
440e3b2f 3231check_cflags -Wno-parentheses
dcd479c0 3232check_cflags -Wno-switch
b36518dc 3233check_cflags -Wno-format-zero-length
c07bd6a9
MN
3234check_cflags -Wdisabled-optimization
3235check_cflags -Wpointer-arith
3236check_cflags -Wredundant-decls
cc1fb623 3237check_cflags -Wno-pointer-sign
f4929996 3238check_cflags -Wcast-qual
9aceb3cf 3239check_cflags -Wwrite-strings
652a5bf6 3240check_cflags -Wtype-limits
764551c6 3241check_cflags -Wundef
fc298fd9 3242check_cflags -Wmissing-prototypes
c2ed91de 3243check_cflags -Wstrict-prototypes
5af4e0cc 3244enabled extra_warnings && check_cflags -Winline
cf9d24ad 3245
57bd82d4 3246# add some linker flags
5c0e9479 3247check_ldflags -Wl,--warn-common
3510a133 3248check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample