rtsp: Use a random offset for trying to open UDP ports for RTP
[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
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
19bd477d 64 --logfile=FILE log tests and output to FILE [config.log]
06454877
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65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 68 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
6291d7e4 84 --disable-avconv disable avconv build
266463da 85 --disable-avplay disable avplay build
9e12f0bf 86 --disable-avprobe disable avprobe build
4d58e4cb 87 --disable-avserver disable avserver build
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88 --disable-avdevice disable libavdevice build
89 --disable-avcodec disable libavcodec build
90 --disable-avformat disable libavformat build
91 --disable-swscale disable libswscale build
014f8d81 92 --enable-postproc enable libpostproc build (deprecated) [no]
cccc039f 93 --disable-avfilter disable video filter support [no]
0dbfc1db 94 --disable-pthreads disable pthreads [auto]
7b7b220c 95 --disable-w32threads disable Win32 threads [auto]
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96 --enable-x11grab enable X11 grabbing [no]
97 --disable-network disable network support [no]
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98 --enable-gray enable full grayscale support (slower color)
99 --disable-swscale-alpha disable alpha channel support in swscale
100 --disable-fastdiv disable table-based division
101 --enable-small optimize for size instead of speed
102 --disable-aandct disable AAN DCT code
7f3f5f46 103 --disable-dct disable DCT code
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104 --disable-fft disable FFT code
105 --disable-golomb disable Golomb code
3447f12d 106 --disable-huffman disable Huffman code
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107 --disable-lpc disable LPC code
108 --disable-mdct disable MDCT code
109 --disable-rdft disable RDFT code
dcb73592 110 --enable-vaapi enable VAAPI code
ac3dbb4d 111 --enable-vda enable VDA code
e8f6bd4b 112 --enable-vdpau enable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
8cfbbd92
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116 --disable-safe-bitstream-reader
117 disable buffer boundary checking in bitreaders
118 (faster, but may crash)
06454877 119 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 120 --disable-everything disable all components listed below
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121 --disable-encoder=NAME disable encoder NAME
122 --enable-encoder=NAME enable encoder NAME
123 --disable-encoders disable all encoders
124 --disable-decoder=NAME disable decoder NAME
125 --enable-decoder=NAME enable decoder NAME
126 --disable-decoders disable all decoders
127 --disable-hwaccel=NAME disable hwaccel NAME
128 --enable-hwaccel=NAME enable hwaccel NAME
129 --disable-hwaccels disable all hwaccels
130 --disable-muxer=NAME disable muxer NAME
131 --enable-muxer=NAME enable muxer NAME
132 --disable-muxers disable all muxers
133 --disable-demuxer=NAME disable demuxer NAME
134 --enable-demuxer=NAME enable demuxer NAME
135 --disable-demuxers disable all demuxers
136 --enable-parser=NAME enable parser NAME
137 --disable-parser=NAME disable parser NAME
138 --disable-parsers disable all parsers
139 --enable-bsf=NAME enable bitstream filter NAME
140 --disable-bsf=NAME disable bitstream filter NAME
141 --disable-bsfs disable all bitstream filters
142 --enable-protocol=NAME enable protocol NAME
143 --disable-protocol=NAME disable protocol NAME
144 --disable-protocols disable all protocols
145 --disable-indev=NAME disable input device NAME
146 --disable-outdev=NAME disable output device NAME
147 --disable-indevs disable input devices
148 --disable-outdevs disable output devices
149 --disable-devices disable all devices
150 --enable-filter=NAME enable filter NAME
151 --disable-filter=NAME disable filter NAME
152 --disable-filters disable all filters
153 --list-decoders show all available decoders
154 --list-encoders show all available encoders
155 --list-hwaccels show all available hardware accelerators
156 --list-muxers show all available muxers
157 --list-demuxers show all available demuxers
158 --list-parsers show all available parsers
159 --list-protocols show all available protocols
160 --list-bsfs show all available bitstream filters
161 --list-indevs show all available input devices
162 --list-outdevs show all available output devices
163 --list-filters show all available filters
164
165External library support:
166 --enable-avisynth enable reading of AVISynth script files [no]
167 --enable-bzlib enable bzlib [autodetect]
47941088 168 --enable-frei0r enable frei0r video filtering
bc8c1395 169 --enable-gnutls enable gnutls [no]
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170 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
171 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 172 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 173 --enable-libcdio enable audio CD grabbing with libcdio
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174 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
175 and libraw1394 [no]
176 --enable-libdirac enable Dirac support via libdirac [no]
177 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 178 --enable-libfreetype enable libfreetype [no]
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179 --enable-libgsm enable GSM support via libgsm [no]
180 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
181 --enable-libnut enable NUT (de)muxing via libnut,
182 native (de)muxer exists [no]
183 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 184 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 185 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 186 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 187 --enable-libspeex enable Speex support 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,
192 native implementation exists [no]
8299a7f8 193 --enable-libvpx enable VP8 support via libvpx [no]
06454877 194 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 195 --enable-libxavs enable AVS encoding via xavs [no]
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196 --enable-libxvid enable Xvid encoding via xvidcore,
197 native MPEG-4/Xvid encoder exists [no]
198 --enable-mlib enable Sun medialib [no]
a060866f 199 --enable-openssl enable openssl [no]
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200 --enable-zlib enable zlib [autodetect]
201
202Advanced options (experts only):
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203 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
204 --enable-cross-compile assume a cross-compiler is used
205 --sysroot=PATH root of cross-build tree
206 --sysinclude=PATH location of cross-build system headers
207 --target-os=OS compiler targets OS [$target_os]
208 --target-exec=CMD command to run executables on target
209 --target-path=DIR path to view of build directory on target
210 --nm=NM use nm tool
121d78d0 211 --ar=AR use archive tool AR [$ar_default]
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212 --as=AS use assembler AS [$as_default]
213 --cc=CC use C compiler CC [$cc_default]
214 --ld=LD use linker LD
215 --host-cc=HOSTCC use host C compiler HOSTCC
216 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
217 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
218 --host-libs=HLIBS use libs HLIBS when linking for host
219 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
220 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
221 --extra-libs=ELIBS add ELIBS [$ELIBS]
222 --extra-version=STRING version string suffix []
223 --build-suffix=SUFFIX library name suffix []
224 --arch=ARCH select architecture [$arch]
225 --cpu=CPU select the minimum required CPU (affects
226 instruction selection, may crash on older CPUs)
c8a4ae00 227 --disable-asm disable all assembler optimizations
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228 --disable-altivec disable AltiVec optimizations
229 --disable-amd3dnow disable 3DNow! optimizations
230 --disable-amd3dnowext disable 3DNow! extended optimizations
231 --disable-mmx disable MMX optimizations
232 --disable-mmx2 disable MMX2 optimizations
233 --disable-sse disable SSE optimizations
234 --disable-ssse3 disable SSSE3 optimizations
87f1355f 235 --disable-avx disable AVX optimizations
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236 --disable-armv5te disable armv5te optimizations
237 --disable-armv6 disable armv6 optimizations
238 --disable-armv6t2 disable armv6t2 optimizations
239 --disable-armvfp disable ARM VFP optimizations
240 --disable-iwmmxt disable iwmmxt optimizations
241 --disable-mmi disable MMI optimizations
5ea20630 242 --disable-neon disable NEON optimizations
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243 --disable-vis disable VIS optimizations
244 --disable-yasm disable use of yasm assembler
245 --enable-pic build position-independent code
4ae40685 246 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 247 --enable-sram allow use of on-chip SRAM
9baec618 248 --disable-symver disable symbol versioning
9cd7b854 249 --optflags override optimization-related compiler flags
06454877 250
070c5d0f 251Developer options (useful when working on Libav itself):
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252 --disable-debug disable debugging symbols
253 --enable-debug=LEVEL set the debug level [$debuglevel]
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254 --disable-optimizations disable compiler optimizations
255 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
256 --samples=PATH location of test samples for FATE, if not set use
257 \$FATE_SAMPLES at make invocation time.
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258
259NOTE: Object files are built at the place where configure is launched.
260EOF
60e8bc13 261 exit 0
74c53c2d 262}
cf9d24ad 263
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264quotes='""'
265
57bd82d4 266log(){
2270b4b2 267 echo "$@" >> $logfile
57bd82d4
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268}
269
720c69da 270log_file(){
c8e9f801 271 log BEGIN $1
2270b4b2 272 pr -n -t $1 >> $logfile
c8e9f801
MR
273 log END $1
274}
275
2ba042a7 276echolog(){
c8e9f801 277 log "$@"
57bd82d4 278 echo "$@"
2ba042a7
MR
279}
280
7bfc8ae6
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281warn(){
282 log "WARNING: $*"
283 WARNINGS="${WARNINGS}WARNING: $*\n"
284}
285
2ba042a7
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286die(){
287 echolog "$@"
288 cat <<EOF
d326cf7f 289
2ba042a7 290If you think configure made a mistake, make sure you are using the latest
4a6a21f5 291version from Git. If the latest version fails, report the problem to the
070c5d0f 292libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 293EOF
e155a21a 294 if disabled logging; then
2ba042a7 295 cat <<EOF
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DB
296Rerun configure with logging enabled (do not use --disable-logging), and
297include the log this produces with your report.
2ba042a7
MR
298EOF
299 else
300cat <<EOF
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301Include the log file "$logfile" produced by configure as this will help
302solving the problem.
2ba042a7
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303EOF
304 fi
57bd82d4
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305 exit 1
306}
307
6c6007d6 308# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 309toupper(){
6c6007d6 310 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
311}
312
4a5444db 313tolower(){
6c6007d6 314 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
315}
316
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317c_escape(){
318 echo "$*" | sed 's/["\\]/\\\0/g'
319}
320
b04251c5
MR
321sh_quote(){
322 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 323 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
324 echo "$v"
325}
326
bb7a22b5
MR
327cleanws(){
328 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
329}
330
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MR
331filter(){
332 pat=$1
333 shift
334 for v; do
98ef6079 335 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
336 done
337}
338
9d201b26
MR
339filter_out(){
340 pat=$1
341 shift
342 for v; do
343 eval "case $v in $pat) ;; *) echo $v ;; esac"
344 done
345}
346
36e2dea0
MR
347map(){
348 m=$1
349 shift
e0e335a0 350 for v; do eval $m; done
36e2dea0
MR
351}
352
a8d04fba
MR
353set_all(){
354 value=$1
355 shift
356 for var in $*; do
357 eval $var=$value
358 done
359}
360
72a43668
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361set_weak(){
362 value=$1
363 shift
364 for var; do
365 eval : \${$var:=$value}
366 done
367}
368
3f8040db
MR
369set_safe(){
370 var=$1
371 shift
372 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
373}
374
375get_safe(){
376 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
377}
378
799c9e9b
MR
379pushvar(){
380 for var in $*; do
381 eval level=\${${var}_level:=0}
382 eval ${var}_${level}="\$$var"
383 eval ${var}_level=$(($level+1))
384 done
385}
386
387popvar(){
388 for var in $*; do
389 eval level=\${${var}_level:-0}
390 test $level = 0 && continue
391 eval level=$(($level-1))
392 eval $var="\${${var}_${level}}"
393 eval ${var}_level=$level
394 eval unset ${var}_${level}
395 done
396}
397
a8d04fba
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398enable(){
399 set_all yes $*
400}
401
402disable(){
403 set_all no $*
404}
405
72a43668
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406enable_weak(){
407 set_weak yes $*
408}
409
410disable_weak(){
411 set_weak no $*
412}
413
72702705 414enable_safe(){
fd07f803
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415 for var; do
416 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
417 done
72702705
MR
418}
419
420disable_safe(){
fd07f803
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421 for var; do
422 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
72702705
MR
424}
425
f9d328da
MR
426do_enable_deep(){
427 for var; do
428 enabled $var && continue
429 eval sel="\$${var}_select"
c510c7b5
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430 eval sgs="\$${var}_suggest"
431 pushvar var sgs
f9d328da 432 enable_deep $sel
c510c7b5
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433 popvar sgs
434 enable_deep_weak $sgs
f9d328da
MR
435 popvar var
436 done
437}
438
439enable_deep(){
440 do_enable_deep $*
441 enable $*
442}
443
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444enable_deep_weak(){
445 do_enable_deep $*
446 enable_weak $*
447}
448
57bd82d4 449enabled(){
3250003c
MR
450 test "${1#!}" = "$1" && op== || op=!=
451 eval test "x\$${1#!}" $op "xyes"
44161118
MR
452}
453
37970ebf 454disabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
457}
458
44161118
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459enabled_all(){
460 for opt; do
461 enabled $opt || return 1
462 done
463}
464
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465disabled_all(){
466 for opt; do
467 disabled $opt || return 1
468 done
469}
470
44161118
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471enabled_any(){
472 for opt; do
473 enabled $opt && return 0
474 done
475}
476
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DB
477disabled_any(){
478 for opt; do
479 disabled $opt && return 0
480 done
f7b230a7 481 return 1
85bca2c5
DB
482}
483
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MR
484set_default(){
485 for opt; do
88268e94 486 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
487 done
488}
489
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490is_in(){
491 value=$1
492 shift
493 for var in $*; do
494 [ $var = $value ] && return 0
495 done
496 return 1
497}
498
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499check_deps(){
500 for cfg; do
3250003c 501 cfg="${cfg#!}"
799c9e9b
MR
502 enabled ${cfg}_checking && die "Circular dependency for $cfg."
503 disabled ${cfg}_checking && continue
504 enable ${cfg}_checking
505
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506 eval dep_all="\$${cfg}_deps"
507 eval dep_any="\$${cfg}_deps_any"
7ef3425f 508 eval dep_sel="\$${cfg}_select"
c510c7b5 509 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
510 eval dep_ifa="\$${cfg}_if"
511 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 512
3d7453e0
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513 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
514 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
515 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 516
3d7453e0
MR
517 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
518 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
519 enabled_all $dep_all || disable $cfg
520 enabled_any $dep_any || disable $cfg
7ef3425f 521 disabled_any $dep_sel && disable $cfg
799c9e9b 522
4ec45764
RP
523 if enabled $cfg; then
524 eval dep_extralibs="\$${cfg}_extralibs"
525 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 526 enable_deep $dep_sel
c510c7b5 527 enable_deep_weak $dep_sgs
4ec45764
RP
528 fi
529
799c9e9b 530 disable ${cfg}_checking
30fd06be
MR
531 done
532}
533
72cfcf41
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534print_config_h(){
535 enabled $1 && v=1 || v=0
536 echo "#define $2 $v"
537}
538
539print_config_mak(){
540 enabled $1 && v= || v=!
541 echo "$v$2=yes"
542}
543
55127e7b
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544print_config_asm(){
545 enabled $1 && echo "%define $2"
546}
547
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548print_config(){
549 pfx=$1
72cfcf41
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550 files=$2
551 shift 2
44161118 552 for cfg; do
5e622c40 553 ucname="$(toupper $cfg)"
72cfcf41
MR
554 for f in $files; do
555 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
556 done
44161118 557 done
57bd82d4
MR
558}
559
31c0121d
MR
560print_enabled(){
561 test "$1" = -n && end=" " && shift || end="\n"
562 suf=$1
563 shift
564 for v; do
565 enabled $v && printf "%s$end" ${v%$suf};
566 done
567}
568
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569append(){
570 var=$1
571 shift
57bd82d4
MR
572 eval "$var=\"\$$var $*\""
573}
574
60361817
MR
575prepend(){
576 var=$1
577 shift
578 eval "$var=\"$* \$$var\""
579}
580
50a334e4 581add_cppflags(){
caf458dd 582 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
583}
584
57bd82d4 585add_cflags(){
caf458dd 586 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
587}
588
2f2e6c7c 589add_asflags(){
caf458dd 590 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
591}
592
57bd82d4
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593add_ldflags(){
594 append LDFLAGS "$@"
595}
596
597add_extralibs(){
60361817 598 prepend extralibs "$@"
57bd82d4
MR
599}
600
b0cfb663 601check_cmd(){
b3cb5d51 602 log "$@"
2270b4b2 603 "$@" >> $logfile 2>&1
b0cfb663
MR
604}
605
dcd479c0 606check_cc(){
57bd82d4 607 log check_cc "$@"
2270b4b2 608 cat > $TMPC
720c69da 609 log_file $TMPC
50a334e4 610 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
611}
612
613check_cpp(){
614 log check_cpp "$@"
2270b4b2 615 cat > $TMPC
720c69da 616 log_file $TMPC
9e7f3277 617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
618}
619
f65883c8
MR
620check_as(){
621 log check_as "$@"
622 cat > $TMPC
623 log_file $TMPC
2f2e6c7c 624 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
625}
626
940f335a
MR
627check_asm(){
628 log check_asm "$@"
629 name="$1"
3784e82e 630 code="$2"
940f335a 631 shift 2
49214f61
MR
632 disable $name
633 check_as "$@" <<EOF && enable $name
3784e82e 634void foo(void){ __asm__ volatile($code); }
940f335a
MR
635EOF
636}
637
304d586d
LM
638check_yasm(){
639 log check_yasm "$@"
640 echo "$1" > $TMPS
641 log_file $TMPS
642 shift 1
643 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
644}
645
dcd479c0 646check_ld(){
57bd82d4 647 log check_ld "$@"
3155a644
MR
648 flags=''
649 libs=''
650 for f; do
651 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
652 done
2a194acd 653 check_cc $($filter_cflags $flags) || return
7e75f9fe 654 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
655}
656
50a334e4
MR
657check_cppflags(){
658 log check_cppflags "$@"
caf458dd
MR
659 set -- $($filter_cppflags "$@")
660 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
661int x;
662EOF
663}
664
dcd479c0 665check_cflags(){
57bd82d4 666 log check_cflags "$@"
caf458dd
MR
667 set -- $($filter_cflags "$@")
668 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
669int x;
670EOF
671}
672
2ed46eea
MR
673test_ldflags(){
674 log test_ldflags "$@"
675 check_ld "$@" <<EOF
c23a0ac8 676int main(void){ return 0; }
dcd479c0
MR
677EOF
678}
679
2ed46eea
MR
680check_ldflags(){
681 log check_ldflags "$@"
682 test_ldflags "$@" && add_ldflags "$@"
683}
684
dcd479c0 685check_header(){
57bd82d4 686 log check_header "$@"
dcd479c0
MR
687 header=$1
688 shift
b77df637
MR
689 disable_safe $header
690 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
691#include <$header>
692int x;
693EOF
694}
695
696check_func(){
57bd82d4 697 log check_func "$@"
dcd479c0
MR
698 func=$1
699 shift
d8bc5f06
MR
700 disable $func
701 check_ld "$@" <<EOF && enable $func
dcd479c0 702extern int $func();
c23a0ac8 703int main(void){ $func(); }
dcd479c0
MR
704EOF
705}
706
645d2652 707check_mathfunc(){
6b73c0ae 708 log check_mathfunc "$@"
645d2652
MR
709 func=$1
710 shift
711 disable $func
712 check_ld "$@" <<EOF && enable $func
713#include <math.h>
33bd38db
MR
714float foo(float f) { return $func(f); }
715int main(void){ return 0; }
645d2652
MR
716EOF
717}
718
2446d3d6
DB
719check_func_headers(){
720 log check_func_headers "$@"
f8d7b072 721 headers=$1
edaf1ae2 722 funcs=$2
f8d7b072 723 shift 2
edaf1ae2
MR
724 {
725 for hdr in $headers; do
726 echo "#include <$hdr>"
727 done
728 for func in $funcs; do
729 echo "long check_$func(void) { return (long) $func; }"
730 done
731 echo "int main(void) { return 0; }"
732 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
733}
734
a5344cf7
SS
735check_cpp_condition(){
736 log check_cpp_condition "$@"
737 header=$1
738 condition=$2
f855b7b9
MR
739 shift 2
740 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
741#include <$header>
742#if !($condition)
743#error "unsatisfied condition: $condition"
744#endif
745EOF
746}
747
57bd82d4
MR
748check_lib(){
749 log check_lib "$@"
750 header="$1"
751 func="$2"
752 shift 2
84400e9d 753 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
754}
755
f8d7b072
MR
756check_lib2(){
757 log check_lib2 "$@"
758 headers="$1"
edaf1ae2 759 funcs="$2"
f8d7b072 760 shift 2
edaf1ae2 761 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
762}
763
3f8040db
MR
764check_pkg_config(){
765 log check_pkg_config "$@"
766 pkg="$1"
767 headers="$2"
768 funcs="$3"
769 shift 3
770 $pkg_config --exists $pkg || return
771 pkg_cflags=$($pkg_config --cflags $pkg)
772 pkg_libs=$($pkg_config --libs $pkg)
773 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
774 set_safe ${pkg}_cflags $pkg_cflags &&
775 set_safe ${pkg}_libs $pkg_libs
776}
777
dcd479c0 778check_exec(){
2270b4b2 779 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
780}
781
7dfef245 782check_exec_crash(){
5e622c40 783 code=$(cat)
7dfef245
MR
784
785 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
786 # are safe but may not be available everywhere. Thus we use
787 # raise(SIGTERM) instead. The check is run in a subshell so we
788 # can redirect the "Terminated" message from the shell. SIGBUS
789 # is not defined by standard C so it is used conditionally.
790
2270b4b2 791 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
792#include <signal.h>
793static void sighandler(int sig){
794 raise(SIGTERM);
795}
e5af4a11 796int main(void){
7dfef245
MR
797 signal(SIGILL, sighandler);
798 signal(SIGFPE, sighandler);
799 signal(SIGSEGV, sighandler);
800#ifdef SIGBUS
801 signal(SIGBUS, sighandler);
802#endif
803 { $code }
804}
805EOF
806}
807
72be9e73
DY
808check_type(){
809 log check_type "$@"
810 headers=$1
811 type=$2
812 shift 2
ae550ce9 813 disable_safe "$type"
72be9e73
DY
814 incs=""
815 for hdr in $headers; do
816 incs="$incs
817#include <$hdr>"
818 done
ae550ce9 819 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
820$incs
821$type v;
822EOF
823}
824
14d36751
MR
825check_struct(){
826 log check_type "$@"
827 headers=$1
828 struct=$2
829 member=$3
830 shift 3
831 disable_safe "${struct}_${member}"
832 incs=""
833 for hdr in $headers; do
834 incs="$incs
835#include <$hdr>"
836 done
837 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
838$incs
839const void *p = &(($struct *)0)->$member;
840EOF
841}
842
57bd82d4
MR
843require(){
844 name="$1"
845 header="$2"
846 func="$3"
847 shift 3
848 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
849}
850
f8d7b072
MR
851require2(){
852 name="$1"
853 headers="$2"
854 func="$3"
855 shift 3
856 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
857}
858
3f8040db
MR
859require_pkg_config(){
860 pkg="$1"
861 check_pkg_config "$@" || die "ERROR: $pkg not found"
862 add_cflags $(get_safe ${pkg}_cflags)
863 add_extralibs $(get_safe ${pkg}_libs)
864}
865
f0125de9
MR
866check_host_cc(){
867 log check_host_cc "$@"
868 cat > $TMPC
869 log_file $TMPC
870 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
871}
872
873check_host_cflags(){
874 log check_host_cflags "$@"
875 check_host_cc "$@" <<EOF && append host_cflags "$@"
876int x;
877EOF
878}
879
c505dd31
MR
880apply(){
881 file=$1
882 shift
883 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
884}
885
c34681df 886cp_if_changed(){
5e27ec28
MR
887 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
888 mkdir -p "$(dirname $2)"
889 cp -f "$1" "$2"
c34681df
MR
890}
891
dcd61286
DB
892# CONFIG_LIST contains configurable options, while HAVE_LIST is for
893# system-dependent things.
894
4a0d6686
AJ
895COMPONENT_LIST="
896 bsfs
897 decoders
898 demuxers
899 encoders
3cde40aa 900 filters
5666fd73 901 hwaccels
c552605c 902 indevs
4a0d6686 903 muxers
c552605c 904 outdevs
4a0d6686
AJ
905 parsers
906 protocols
907"
908
055c61b8
DB
909PROGRAM_LIST="
910 avconv
911 avplay
912 avprobe
913 avserver
914 ffmpeg
915"
916
4a0d6686
AJ
917CONFIG_LIST="
918 $COMPONENT_LIST
055c61b8 919 $PROGRAM_LIST
e8ed9b7a 920 aandct
a5444fee 921 ac3dsp
5a0f7131
MR
922 avcodec
923 avdevice
f7679c54 924 avfilter
5a0f7131 925 avformat
c88f5d72 926 avisynth
f402916e 927 bzlib
7f3f5f46 928 dct
c73f65d9 929 doc
05aec7bb 930 dwt
92c6a099 931 dxva2
27a9466b 932 fastdiv
1848f7d9 933 fft
47941088 934 frei0r
bc8c1395 935 gnutls
4f034993 936 golomb
c88f5d72 937 gpl
d8d0d0b2 938 gray
88b97357 939 h264chroma
4693b031 940 h264dsp
4a384de5 941 h264pred
3abe5fbd 942 hardcoded_tables
3447f12d 943 huffman
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
690bfceb 946 libdirac
2eed5a46 947 libfaac
a5b64584 948 libfreetype
c88f5d72 949 libgsm
6ebe07fb 950 libmp3lame
c88f5d72 951 libnut
0b175caa
DB
952 libopencore_amrnb
953 libopencore_amrwb
6ebf0bfc 954 libopencv
9a77d59a 955 libopenjpeg
0de9c41f 956 libpulse
0f943ce6 957 librtmp
f7cd9eed 958 libschroedinger
ae14f311 959 libspeex
150d2772 960 libtheora
d89e738a 961 libvo_aacenc
f502ff3f 962 libvo_amrwbenc
c88f5d72 963 libvorbis
8299a7f8 964 libvpx
1cc60c47 965 libx264
de295976 966 libxavs
1cc60c47 967 libxvid
f4d608e3 968 lpc
b781cc12 969 lsp
47a158cb 970 mdct
c88f5d72 971 memalign_hack
a8150374 972 mlib
c4f5c2d6 973 mpegaudiodsp
c88f5d72 974 network
3fe142e2 975 nonfree
a060866f 976 openssl
8a3c8627 977 pic
4a24ab64 978 postproc
68602540 979 rdft
44b70ce5 980 rtpdec
e90f5b5a 981 runtime_cpudetect
8cfbbd92 982 safe_bitstream_reader
2e35e684 983 shared
4538729a 984 sinewin
bd2216e4 985 small
6b35d421 986 sram
2e35e684 987 static
5a0f7131 988 swscale
a9ddb5b1 989 swscale_alpha
8986fddc 990 thumb
17492d5e 991 vaapi
ac3dbb4d 992 vda
17492d5e 993 vdpau
9cad0e4e 994 version3
56a059ac 995 x11grab
c88f5d72 996 zlib
4a0d6686 997"
c88f5d72 998
8eee7025 999THREADS_LIST='
8eee7025
DB
1000 pthreads
1001 w32threads
1002'
1003
3f5b56e5
MR
1004ARCH_LIST='
1005 alpha
a2fc0f6a 1006 arm
fdcd782d
MR
1007 avr32
1008 avr32_ap
1009 avr32_uc
3f5b56e5
MR
1010 bfin
1011 ia64
1012 m68k
1013 mips
bae3abb0 1014 mips64
3f5b56e5 1015 parisc
79cb09b2 1016 ppc
34d11b87 1017 ppc64
3f5b56e5
MR
1018 s390
1019 sh4
1020 sparc
1021 sparc64
0844bae1 1022 tomi
3f5b56e5
MR
1023 x86
1024 x86_32
1025 x86_64
1026'
1027
1028ARCH_EXT_LIST='
1ac9331a 1029 altivec
3bf96eec 1030 amd3dnow
a1ef9f08 1031 amd3dnowext
1ac9331a 1032 armv5te
edab3048 1033 armv6
ab5cb084 1034 armv6t2
f55b299a 1035 armvfp
87f1355f 1036 avx
3f5b56e5
MR
1037 iwmmxt
1038 mmi
1039 mmx
d7f0920b 1040 mmx2
6b18d278 1041 neon
799fde37 1042 ppc4xx
1bb04d5a 1043 sse
9eeed841 1044 ssse3
93eb8e4d 1045 vfpv3
bd9d34a0 1046 vis
3f5b56e5
MR
1047'
1048
a3e02a8c
MR
1049HAVE_LIST_PUB='
1050 bigendian
d268eee9 1051 fast_unaligned
a3e02a8c
MR
1052'
1053
3f5b56e5
MR
1054HAVE_LIST="
1055 $ARCH_EXT_LIST
a3e02a8c 1056 $HAVE_LIST_PUB
3f5b56e5 1057 $THREADS_LIST
59782b82 1058 aligned_stack
35fd8122 1059 alsa_asoundlib_h
3f5b56e5 1060 altivec_h
c9fdab0d 1061 arpa_inet_h
6308729e 1062 asm_mod_y
dffb41b9 1063 attribute_may_alias
e7ea5e3d 1064 attribute_packed
ecf97f22 1065 closesocket
1ac9331a 1066 cmov
c88f5d72 1067 dcbzl
f8aa696f
DB
1068 dev_bktr_ioctl_bt848_h
1069 dev_bktr_ioctl_meteor_h
1070 dev_ic_bt8xx_h
f8aa696f 1071 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1072 dev_video_meteor_ioctl_meteor_h
18b67ae5 1073 dlfcn_h
c88f5d72 1074 dlopen
bc574408 1075 dos_paths
245626d0
DB
1076 ebp_available
1077 ebx_available
6b7c7703
VS
1078 exp2
1079 exp2f
c2a29455 1080 fast_64bit
669b5583 1081 fast_clz
7073e9fc 1082 fast_cmov
534a2231 1083 fcntl
9d99cc5a 1084 fork
84882df6 1085 getaddrinfo
da9e86f8 1086 gethrtime
02e8f427 1087 GetProcessAffinityMask
fc5607f8 1088 GetProcessMemoryInfo
4e68cb8a 1089 GetProcessTimes
66be5b45 1090 getrusage
a49d3025 1091 gnu_as
2f0c136e 1092 ibm_asm
2e1913b1 1093 inet_aton
61d251db 1094 inline_asm
abfc8d05 1095 isatty
9f5ff83f 1096 ldbrx
0b4a1821
AS
1097 libdc1394_1
1098 libdc1394_2
a33cab3a 1099 llrint
07876e25 1100 llrintf
d96cd429
MR
1101 local_aligned_16
1102 local_aligned_8
a5b64584 1103 localtime_r
291fd18a 1104 log2
6b7c7703 1105 log2f
85dd97ad 1106 loongson
a33cab3a 1107 lrint
c88f5d72 1108 lrintf
e4673692 1109 lzo1x_999_compress
f8aa696f
DB
1110 machine_ioctl_bt848_h
1111 machine_ioctl_meteor_h
c88f5d72 1112 malloc_h
73f6d31e 1113 MapViewOfFile
c88f5d72 1114 memalign
6ffa87d3 1115 mkstemp
0328b9ea 1116 mmap
3e0b1c9a 1117 poll_h
1f91cdce 1118 posix_memalign
a33cab3a
MK
1119 round
1120 roundf
ea4d5f48 1121 sched_getaffinity
c88f5d72
MR
1122 sdl
1123 sdl_video_size
b507ebd1 1124 setmode
3e0b1c9a 1125 setrlimit
15d59d2c 1126 sndio_h
72be9e73 1127 socklen_t
deb29777 1128 soundcard_h
87958234 1129 strerror_r
6379900c 1130 strptime
47941088 1131 strtok_r
c0018613 1132 struct_addrinfo
b4d68544 1133 struct_ipv6_mreq
3e0b1c9a 1134 struct_rusage_ru_maxrss
b4d68544 1135 struct_sockaddr_in6
3b2372bf 1136 struct_sockaddr_sa_len
33a4dbdd 1137 struct_sockaddr_storage
a6a4793d 1138 struct_v4l2_frmivalenum_discrete
b462d132 1139 symver
b462d132 1140 symver_asm_label
3e0b1c9a 1141 symver_gnu_asm
bcc73960 1142 sysconf
b9e22269 1143 sysctl
b58412f1 1144 sys_mman_h
06bb5905 1145 sys_param_h
b091aa44 1146 sys_resource_h
81644c2e 1147 sys_select_h
deb29777 1148 sys_soundcard_h
1b6e8b73 1149 sys_videoio_h
b265431e 1150 threads
23d3931a 1151 trunc
7b04b8a0 1152 truncf
ce742de2 1153 vfp_args
7c5bfe7a 1154 VirtualAlloc
6ff3f3e7 1155 winsock2_h
cc078b5d 1156 xform_asm
6f74fb03 1157 xmm_clobbers
304d586d 1158 yasm
0cb78cef 1159"
44161118 1160
b6bb00b0
MR
1161# options emitted with CONFIG_ prefix but not available on command line
1162CONFIG_EXTRA="
dc4f5a1c 1163 avutil
9cad0e4e
DB
1164 gplv3
1165 lgplv3
b6bb00b0
MR
1166"
1167
520cc7f1 1168CMDLINE_SELECT="
3f5b56e5 1169 $ARCH_EXT_LIST
520cc7f1 1170 $CONFIG_LIST
8eee7025 1171 $THREADS_LIST
c8a4ae00 1172 asm
db6107b6 1173 cross_compile
520cc7f1
MR
1174 debug
1175 extra_warnings
8c6afa4d 1176 logging
d2bbb2f7 1177 optimizations
9baec618 1178 symver
7595a5e4 1179 yasm
520cc7f1 1180"
426be5dc
DB
1181
1182PATHS_LIST='
d156bede 1183 bindir
14a8acf1 1184 datadir
26759c44
MR
1185 incdir
1186 libdir
26759c44
MR
1187 mandir
1188 prefix
1189 shlibdir
426be5dc
DB
1190'
1191
1192CMDLINE_SET="
1193 $PATHS_LIST
121d78d0 1194 ar
426be5dc 1195 arch
313c46a6 1196 as
426be5dc
DB
1197 build_suffix
1198 cc
1199 cpu
1200 cross_prefix
50567afa 1201 dep_cc
ac63af34 1202 extra_version
9da6609f
MR
1203 host_cc
1204 host_cflags
1205 host_ldflags
1206 host_libs
82bb3329 1207 host_os
684b28e0 1208 ld
426be5dc 1209 logfile
4ae40685 1210 malloc_prefix
89641463 1211 nm
9cd7b854 1212 optflags
3f8040db 1213 pkg_config
2fad0977 1214 samples
c5200f17
MR
1215 sysinclude
1216 sysroot
a7ada2ba 1217 target_exec
26759c44 1218 target_os
a7ada2ba 1219 target_path
426be5dc 1220"
520cc7f1 1221
89f2932b
MR
1222CMDLINE_APPEND="
1223 extra_cflags
1224"
1225
912f3148
DB
1226# code dependency declarations
1227
9eeed841 1228# architecture extensions
808fa33c 1229
a2fc0f6a
MR
1230armv5te_deps="arm"
1231armv6_deps="arm"
ab5cb084 1232armv6t2_deps="arm"
a2fc0f6a
MR
1233armvfp_deps="arm"
1234iwmmxt_deps="arm"
808fa33c 1235neon_deps="arm"
93eb8e4d 1236vfpv3_deps="armvfp"
808fa33c 1237
e241ba14 1238mmi_deps="mips"
808fa33c
MR
1239
1240altivec_deps="ppc"
1241ppc4xx_deps="ppc"
1242
1243vis_deps="sparc"
1244
7f8c3d1f 1245x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1246amd3dnow_deps="mmx"
1247amd3dnowext_deps="amd3dnow"
9eeed841 1248mmx_deps="x86"
75aa95a6 1249mmx2_deps="mmx"
75aa95a6
DB
1250sse_deps="mmx"
1251ssse3_deps="sse"
87f1355f 1252avx_deps="ssse3"
9eeed841 1253
59782b82 1254aligned_stack_if_any="ppc x86"
e939cedd 1255fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1256fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1257fast_unaligned_if_any="armv6 ppc x86"
669b5583 1258
6fec122a 1259inline_asm_deps="!tms470"
3e0b1c9a 1260need_memalign="altivec neon sse"
89e053f8 1261
b462d132
MR
1262symver_if_any="symver_asm_label symver_gnu_asm"
1263
26fbcc85 1264# subsystems
dc609252 1265dct_select="rdft"
26fbcc85
MR
1266mdct_select="fft"
1267rdft_select="fft"
c4f5c2d6 1268mpegaudiodsp_select="dct"
26fbcc85 1269
5666fd73 1270# decoders / encoders / hardware accelerators
cfc2a0cf 1271aac_decoder_select="mdct sinewin"
4538729a 1272aac_encoder_select="mdct sinewin"
136e19e1 1273aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1274ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1275ac3_encoder_select="mdct ac3dsp"
3d269059 1276ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1277alac_encoder_select="lpc"
b781cc12 1278amrnb_decoder_select="lsp"
2b2a597e 1279amrwb_decoder_select="lsp"
4538729a 1280atrac1_decoder_select="mdct sinewin"
26fbcc85 1281atrac3_decoder_select="mdct"
a33657ce
DB
1282binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1283binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1284cavs_decoder_select="golomb"
4538729a 1285cook_decoder_select="mdct sinewin"
2eef7c62 1286cscd_decoder_suggest="zlib"
26fbcc85 1287dca_decoder_select="mdct"
e8ed9b7a 1288dnxhd_encoder_select="aandct"
2eef7c62 1289dxa_decoder_select="zlib"
baf91bb9 1290eac3_decoder_select="ac3_decoder"
aa47c35d 1291eac3_encoder_select="mdct ac3dsp"
84c04e25 1292eamad_decoder_select="aandct"
e8ed9b7a 1293eatgq_decoder_select="aandct"
d52b39c7 1294eatqi_decoder_select="aandct"
4f034993
MR
1295ffv1_decoder_select="golomb"
1296flac_decoder_select="golomb"
f4d608e3 1297flac_encoder_select="golomb lpc"
2eef7c62
AJ
1298flashsv_decoder_select="zlib"
1299flashsv_encoder_select="zlib"
c2d23309 1300flashsv2_decoder_select="zlib"
4414137e 1301flv_decoder_select="h263_decoder"
4d4b4bd1 1302flv_encoder_select="h263_encoder"
3447f12d 1303fraps_decoder_select="huffman"
e8ed9b7a 1304h261_encoder_select="aandct"
7f647ae0 1305h263_decoder_select="h263_parser"
e8ed9b7a 1306h263_encoder_select="aandct"
95a61cfc 1307h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1308h263i_decoder_select="h263_decoder"
fe629c2d 1309h263p_encoder_select="h263_encoder"
88b97357 1310h264_decoder_select="golomb h264chroma h264dsp h264pred"
92c6a099
LA
1311h264_dxva2_hwaccel_deps="dxva2api_h"
1312h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1313h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1314h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1315h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1316imc_decoder_select="fft mdct sinewin"
4f034993
MR
1317jpegls_decoder_select="golomb"
1318jpegls_encoder_select="golomb"
e8ed9b7a 1319ljpeg_encoder_select="aandct"
4f034993 1320loco_decoder_select="golomb"
e8ed9b7a 1321mjpeg_encoder_select="aandct"
2cca233b 1322mlp_decoder_select="mlp_parser"
c4f5c2d6 1323mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1324mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1325mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1326mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1327mp3_decoder_select="mpegaudiodsp"
1328mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1329mp3adufloat_decoder_select="mpegaudiodsp"
1330mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1331mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1332mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1333mpc7_decoder_select="mpegaudiodsp"
1334mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1335mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1336mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1337mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1338mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1339mpeg1video_encoder_select="aandct"
164aab02
LA
1340mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1341mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1342mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1343mpeg2video_encoder_select="aandct"
1344mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1345mpeg4_encoder_select="h263_encoder"
95a61cfc 1346mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1347mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1348msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1349msmpeg4v1_encoder_select="h263_encoder"
4414137e 1350msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1351msmpeg4v2_encoder_select="h263_encoder"
4414137e 1352msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1353msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1354nellymoser_decoder_select="mdct sinewin"
1355nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1356png_decoder_select="zlib"
1357png_encoder_select="zlib"
b781cc12 1358qcelp_decoder_select="lsp"
c4f5c2d6 1359qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1360ra_144_encoder_select="lpc"
a8beb22f 1361rv10_decoder_select="h263_decoder"
b2bf38b4 1362rv10_encoder_select="h263_encoder"
a8beb22f 1363rv20_decoder_select="h263_decoder"
b2bf38b4 1364rv20_encoder_select="h263_encoder"
88b97357
DB
1365rv30_decoder_select="golomb h264chroma h264pred"
1366rv40_decoder_select="golomb h264chroma h264pred"
4f034993 1367shorten_decoder_select="golomb"
b781cc12 1368sipr_decoder_select="lsp"
05aec7bb
MR
1369snow_decoder_select="dwt"
1370snow_encoder_select="aandct dwt"
19ecfb8a 1371svq1_encoder_select="aandct"
88b97357 1372svq3_decoder_select="golomb h264chroma h264dsp h264pred"
bee2eac5 1373svq3_decoder_suggest="zlib"
4eef77c1 1374theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1375tiff_decoder_suggest="zlib"
1376tiff_encoder_suggest="zlib"
aec09a00 1377truehd_decoder_select="mlp_decoder"
2eef7c62 1378tscc_decoder_select="zlib"
4538729a 1379twinvq_decoder_select="mdct lsp sinewin"
88b97357 1380vc1_decoder_select="h263_decoder h264chroma"
9104cd51 1381vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1382vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1383vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1384vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1385vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1386vorbis_decoder_select="mdct"
1387vorbis_encoder_select="mdct"
3447f12d 1388vp6_decoder_select="huffman"
e82dc4c9
DB
1389vp6a_decoder_select="vp6_decoder"
1390vp6f_decoder_select="vp6_decoder"
4a384de5 1391vp8_decoder_select="h264pred"
4538729a
MR
1392wmapro_decoder_select="mdct sinewin"
1393wmav1_decoder_select="mdct sinewin"
1394wmav1_encoder_select="mdct sinewin"
1395wmav2_decoder_select="mdct sinewin"
1396wmav2_encoder_select="mdct sinewin"
1397wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1398wmv1_decoder_select="h263_decoder"
665507aa 1399wmv1_encoder_select="h263_encoder"
f95bfab0 1400wmv2_decoder_select="h263_decoder"
1746e2a9 1401wmv2_encoder_select="h263_encoder"
015f8ee0 1402wmv3_decoder_select="vc1_decoder"
f0f86627 1403wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1404wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1405wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1406wmv3image_decoder_select="wmv3_decoder"
2eef7c62
AJ
1407zlib_decoder_select="zlib"
1408zlib_encoder_select="zlib"
1409zmbv_decoder_select="zlib"
1410zmbv_encoder_select="zlib"
30fd06be 1411
0afab17e 1412vaapi_deps="va_va_h"
ac3dbb4d 1413vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1414vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1415
28b80940 1416# parsers
88b97357 1417h264_parser_select="golomb h264chroma h264dsp h264pred"
28b80940 1418
912f3148 1419# external libraries
1b71f045 1420libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1421libdirac_encoder_deps="libdirac"
c9171a83 1422libfaac_encoder_deps="libfaac"
299c77d5
MR
1423libgsm_decoder_deps="libgsm"
1424libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1425libgsm_ms_decoder_deps="libgsm"
1426libgsm_ms_encoder_deps="libgsm"
1cc60c47 1427libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1428libopencore_amrnb_decoder_deps="libopencore_amrnb"
1429libopencore_amrnb_encoder_deps="libopencore_amrnb"
1430libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1431libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1432libschroedinger_decoder_deps="libschroedinger"
1433libschroedinger_encoder_deps="libschroedinger"
ae14f311 1434libspeex_decoder_deps="libspeex"
b606a017 1435libspeex_encoder_deps="libspeex"
150d2772 1436libtheora_encoder_deps="libtheora"
d89e738a 1437libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1438libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1439libvorbis_encoder_deps="libvorbis"
8299a7f8 1440libvpx_decoder_deps="libvpx"
ee0e9146 1441libvpx_encoder_deps="libvpx"
1cc60c47 1442libx264_encoder_deps="libx264"
de295976 1443libxavs_encoder_deps="libxavs"
1cc60c47 1444libxvid_encoder_deps="libxvid"
30fd06be 1445
912f3148 1446# demuxers / muxers
c2dd0e9e 1447ac3_demuxer_select="ac3_parser"
647c2356 1448asf_stream_muxer_select="asf_muxer"
4e622dea 1449avisynth_demuxer_deps="avisynth"
c2dd0e9e 1450dirac_demuxer_select="dirac_parser"
5b423887 1451eac3_demuxer_select="ac3_parser"
c2dd0e9e 1452flac_demuxer_select="flac_parser"
647c2356 1453ipod_muxer_select="mov_muxer"
4e622dea
SS
1454libnut_demuxer_deps="libnut"
1455libnut_muxer_deps="libnut"
647c2356 1456matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1457matroska_demuxer_suggest="zlib bzlib"
1458mov_demuxer_suggest="zlib"
c2dd0e9e 1459mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1460mp4_muxer_select="mov_muxer"
1461mpegtsraw_demuxer_select="mpegts_demuxer"
1462mxf_d10_muxer_select="mxf_muxer"
24ca518b 1463ogg_demuxer_select="golomb"
647c2356 1464psp_muxer_select="mov_muxer"
44594cc7 1465rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1466rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1467rtsp_demuxer_select="http_protocol rtpdec"
1468rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1469sap_demuxer_select="sdp_demuxer"
2aab70c4 1470sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1471sdp_demuxer_select="rtpdec"
f1e94694 1472spdif_muxer_select="aac_parser"
647c2356
DB
1473tg2_muxer_select="mov_muxer"
1474tgp_muxer_select="mov_muxer"
6bdaa5f4 1475w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1476
1477# indevs / outdevs
38e54a75 1478alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1479alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1480bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1481dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1482fbdev_indev_deps="linux_fb_h"
38e54a75 1483jack_indev_deps="jack_jack_h"
e417d80d 1484libcdio_indev_deps="libcdio"
38e54a75 1485libdc1394_indev_deps="libdc1394"
38e54a75
SS
1486oss_indev_deps_any="soundcard_h sys_soundcard_h"
1487oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1488pulse_indev_deps="libpulse"
15d59d2c
B
1489sndio_indev_deps="sndio_h"
1490sndio_outdev_deps="sndio_h"
38e54a75
SS
1491v4l_indev_deps="linux_videodev_h"
1492v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1493vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1494vfwcap_indev_extralibs="-lavicap32"
38e54a75 1495x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1496x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1497
912f3148 1498# protocols
3fff6382 1499gopher_protocol_deps="network"
c40e1757
JS
1500httpproxy_protocol_deps="network"
1501httpproxy_protocol_select="tcp_protocol"
c08fb000 1502http_protocol_deps="network"
279a0c97 1503http_protocol_select="tcp_protocol"
183baead 1504https_protocol_select="tls_protocol"
c60a2d70 1505mmsh_protocol_select="http_protocol"
b4cf3f6c 1506mmst_protocol_deps="network"
deeb7012
MS
1507rtmp_protocol_select="tcp_protocol"
1508rtp_protocol_select="udp_protocol"
c08fb000 1509tcp_protocol_deps="network"
558d192d
MS
1510tls_protocol_deps_any="openssl gnutls"
1511tls_protocol_select="tcp_protocol"
c08fb000
AB
1512udp_protocol_deps="network"
1513
6ebf0bfc 1514# filters
13fabd7a 1515blackframe_filter_deps="gpl"
ce6b6ef6 1516boxblur_filter_deps="gpl"
68b79bfc 1517cropdetect_filter_deps="gpl"
b157be1f 1518delogo_filter_deps="gpl"
a5b64584 1519drawtext_filter_deps="libfreetype"
2e5ff4d0 1520frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1521frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1522hqdn3d_filter_deps="gpl"
cf69ad35 1523ocv_filter_deps="libopencv"
92fe2587 1524scale_filter_deps="swscale"
acbac567 1525yadif_filter_deps="gpl"
6ebf0bfc 1526
5a0f7131
MR
1527# libraries
1528avdevice_deps="avcodec avformat"
1529avformat_deps="avcodec"
ced9556b 1530postproc_deps="gpl"
f7679c54 1531
912f3148 1532# programs
d2ba1fb5 1533avconv_deps="avcodec avformat swscale"
266463da
AK
1534avplay_deps="avcodec avformat swscale sdl"
1535avplay_select="rdft"
9e12f0bf 1536avprobe_deps="avcodec avformat"
4d58e4cb
AK
1537avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
1538avserver_extralibs='$ldl'
3e0b1c9a 1539ffmpeg_deps="avcodec avformat swscale"
a2830dca 1540
c73f65d9 1541doc_deps="texi2html"
912f3148 1542
57442411
MR
1543# tests
1544
1545test_deps(){
1546 suf1=$1
1547 suf2=$2
1548 shift 2
1549 for v; do
1550 dep=${v%=*}
1551 tests=${v#*=}
1552 for name in ${tests}; do
908f12f3 1553 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1554 done
1555 done
1556}
1557
908f12f3
MR
1558mxf_d10_test_deps="avfilter"
1559seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1560
57442411 1561test_deps _encoder _decoder \
57442411
MR
1562 adpcm_ima_qt \
1563 adpcm_ima_wav \
1564 adpcm_ms \
1565 adpcm_swf \
1566 adpcm_yamaha=adpcm_yam \
1567 alac \
1568 asv1 \
1569 asv2 \
1570 bmp \
a7638957 1571 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1572 dvvideo="dv dv_411 dv50" \
57442411
MR
1573 ffv1 \
1574 flac \
1575 flashsv \
1576 flv \
3e0b1c9a 1577 adpcm_g726=g726 \
57442411
MR
1578 gif \
1579 h261 \
1580 h263="h263 h263p" \
1581 huffyuv \
1582 jpegls \
1583 mjpeg="jpg mjpeg ljpeg" \
1584 mp2 \
1585 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1586 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1587 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1588 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1589 mpeg4="mpeg4thread error rc" \
c0b16605 1590 msmpeg4v3=msmpeg4 \
57442411
MR
1591 msmpeg4v2 \
1592 pbm=pbmpipe \
1593 pcx \
1594 pgm="pgm pgmpipe" \
f0f54c29 1595 png \
57442411
MR
1596 ppm="ppm ppmpipe" \
1597 rawvideo="rgb yuv" \
1598 roq \
1599 rv10 \
1600 rv20 \
1601 sgi \
1602 snow="snow snowll" \
1603 svq1 \
1604 targa=tga \
1605 tiff \
1606 wmav1 \
1607 wmav2 \
1608 wmv1 \
1609 wmv2 \
1610
1611test_deps _muxer _demuxer \
1612 aiff \
1613 pcm_alaw=alaw \
1614 asf \
1615 au \
1616 avi \
1617 dv=dv_fmt \
1618 ffm \
1619 flv=flv_fmt \
1620 gxf \
1621 matroska=mkv \
1622 mmf \
1623 mov \
1624 pcm_mulaw=mulaw \
0218808d 1625 mxf="mxf mxf_d10" \
57442411
MR
1626 nut \
1627 ogg \
1628 rawvideo=pixfmt \
1629 rm \
1630 swf \
1631 mpegts=ts \
1632 voc \
1633 wav \
1634 yuv4mpegpipe=yuv4mpeg \
1635
6fd96d1a 1636ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
57442411 1637mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1638
de6d9b64 1639# default parameters
8a608357 1640
19bd477d 1641logfile="config.log"
8a608357
MR
1642
1643# installation paths
c9d19248
MR
1644prefix_default="/usr/local"
1645bindir_default='${prefix}/bin'
6291d7e4 1646datadir_default='${prefix}/share/avconv'
c9d19248
MR
1647incdir_default='${prefix}/include'
1648libdir_default='${prefix}/lib'
1649mandir_default='${prefix}/share/man'
1650shlibdir_default="$libdir_default"
8a608357
MR
1651
1652# toolchain
121d78d0 1653ar_default="ar"
13c7df3d 1654cc_default="gcc"
a3d7c197 1655cc_version=\"unknown\"
9da6609f 1656host_cc_default="gcc"
11e6d03a 1657ln_s="ln -sf"
89641463 1658nm_default="nm"
11e6d03a 1659objformat="elf"
3f8040db 1660pkg_config_default=pkg-config
be7109c1 1661ranlib="ranlib"
11e6d03a 1662yasmexe="yasm"
8a608357 1663
8182dc34 1664nm_opts='-g'
3e0b1c9a 1665nogas=":"
8182dc34 1666
8a608357 1667# machine
8d4c00ed 1668arch_default=$(uname -m)
38d0a8aa 1669cpu="generic"
8a608357 1670
8a608357 1671# OS
8d4c00ed
MR
1672target_os_default=$(tolower $(uname -s))
1673host_os=$target_os_default
8a608357 1674
8a608357 1675# configurable options
055c61b8
DB
1676enable $PROGRAM_LIST
1677
5a0f7131
MR
1678enable avcodec
1679enable avdevice
cccc039f 1680enable avfilter
5a0f7131 1681enable avformat
dc4f5a1c 1682enable avutil
3e0b1c9a
DB
1683enable swscale
1684
3e0b1c9a
DB
1685enable asm
1686enable debug
1687enable doc
1688enable fastdiv
497237c7 1689enable network
8400d6b8 1690enable optimizations
8cfbbd92 1691enable safe_bitstream_reader
530dc538 1692enable static
a9ddb5b1 1693enable swscale_alpha
8a608357 1694
8a608357 1695# build settings
9987769a 1696SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1697AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1698LIBPREF="lib"
1699LIBSUF=".a"
c5f14466
RP
1700FULLNAME='$(NAME)$(BUILDSUF)'
1701LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1702SLIBPREF="lib"
1703SLIBSUF=".so"
c5f14466 1704SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1705SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1706SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1707LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1708SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1709SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1710
bc877faf 1711AS_O='-o $@'
7e6c86e6
MR
1712CC_O='-o $@'
1713
0a6db2a2 1714host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1715host_libs='-lm'
1716
9b861379 1717target_path='$(CURDIR)'
a7ada2ba 1718
a158446b
MR
1719# since the object filename is not given with the -MM flag, the compiler
1720# is only able to print the basename, and we must add the path ourselves
c1c3933a 1721DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1722DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1723
c597172e 1724# find source path
24524f36 1725if test -f configure; then
f038cf3c 1726 source_path=.
c597172e 1727else
8477f2de 1728 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1729 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1730 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1731 test -e "$source_path/config.h" &&
1732 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1733fi
1734
13cbe2c0 1735for v in "$@"; do
b04251c5
MR
1736 r=${v#*=}
1737 l=${v%"$r"}
1738 r=$(sh_quote "$r")
29ba0911 1739 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1740done
c597172e 1741
73ef8980
MR
1742find_things(){
1743 thing=$1
1744 pattern=$2
1745 file=$source_path/$3
932ccf39 1746 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1747}
1748
1749ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1750DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1751HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1752PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1753BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1754MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1755DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1756OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1757INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1758PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1759FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1760
54e75be4
DB
1761ALL_COMPONENTS="
1762 $BSF_LIST
1763 $DECODER_LIST
1764 $DEMUXER_LIST
1765 $ENCODER_LIST
1766 $FILTER_LIST
1767 $HWACCEL_LIST
1768 $INDEV_LIST
1769 $MUXER_LIST
1770 $OUTDEV_LIST
1771 $PARSER_LIST
1772 $PROTOCOL_LIST
1773"
1774
57442411 1775find_tests(){
b9d5f1b7 1776 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1777}
1778
1779ACODEC_TESTS=$(find_tests acodec)
1780VCODEC_TESTS=$(find_tests vsynth1)
1781LAVF_TESTS=$(find_tests lavf)
48c28162 1782LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1783SEEK_TESTS=$(find_tests seek seek_)
57442411 1784
54e75be4
DB
1785ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1786
40fe5019
MR
1787pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1788
8469ae22
MR
1789for n in $COMPONENT_LIST; do
1790 v=$(toupper ${n%s})_LIST
1791 eval enable \$$v
1792 eval ${n}_if_any="\$$v"
1793done
1794
54e75be4 1795enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1796
1797die_unknown(){
1798 echo "Unknown option \"$1\"."
1799 echo "See $0 --help for available options."
1800 exit 1
1801}
1802
794f8e97 1803show_list() {
bf0c4afa
RP
1804 suffix=_$1
1805 shift
2b444ea7 1806 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1807 exit 0
1808}
1809
c597172e 1810for opt do
7483e694
DB
1811 optval="${opt#*=}"
1812 case "$opt" in
0f010b2f 1813 --extra-ldflags=*) add_ldflags $optval
7483e694 1814 ;;
0f010b2f 1815 --extra-libs=*) add_extralibs $optval
7483e694 1816 ;;
8fb1cb58 1817 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1818 ;;
40bcf4c7
BL
1819 --enable-debug=*) debuglevel="$optval"
1820 ;;
36e2dea0 1821 --disable-everything)
1b15dc3c 1822 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1823 ;;
7483e694 1824 --enable-*=*|--disable-*=*)
8b93ddc3 1825 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1826 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1827 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1828 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1829 $action $(filter "$name" $list)
7483e694
DB
1830 ;;
1831 --enable-?*|--disable-?*)
5e622c40 1832 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1833 if is_in $option $COMPONENT_LIST; then
fed5d54b 1834 test $action = disable && action=unset
e3773a55
MR
1835 eval $action \$$(toupper ${option%s})_LIST
1836 elif is_in $option $CMDLINE_SELECT; then
1837 $action $option
1838 else
1839 die_unknown $opt
1840 fi
7483e694
DB
1841 ;;
1842 --list-*)
1843 NAME="${opt#--list-}"
1844 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1845 NAME=${NAME%s}
1846 eval show_list $NAME \$$(toupper $NAME)_LIST
1847 ;;
1848 --help|-h) show_help
1849 ;;
1850 *)
884a36a7 1851 optname="${opt%%=*}"
26759c44
MR
1852 optname="${optname#--}"
1853 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1854 if is_in $optname $CMDLINE_SET; then
1855 eval $optname='$optval'
1856 elif is_in $optname $CMDLINE_APPEND; then
1857 append $optname "$optval"
1858 else
1859 die_unknown $opt
1860 fi
7483e694
DB
1861 ;;
1862 esac
c597172e
MR
1863done
1864
bcea99bb
MR
1865disabled logging && logfile=/dev/null
1866
29ba0911 1867echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1868set >> $logfile
1869
9da6609f
MR
1870test -n "$cross_prefix" && enable cross_compile
1871
8d4c00ed
MR
1872if enabled cross_compile; then
1873 test -n "$arch" && test -n "$target_os" ||
1874 die "Must specify target arch and OS when cross-compiling"
1875fi
1876
1877set_default arch target_os
1878
121d78d0 1879ar_default="${cross_prefix}${ar_default}"
11e6d03a 1880cc_default="${cross_prefix}${cc_default}"
20e0ed95 1881nm_default="${cross_prefix}${nm_default}"
3f8040db 1882pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1883ranlib="${cross_prefix}${ranlib}"
adb2b908 1884
c5200f17
MR
1885sysinclude_default="${sysroot}/usr/include"
1886
e0be794a 1887set_default cc nm pkg_config sysinclude
9da6609f
MR
1888enabled cross_compile || host_cc_default=$cc
1889set_default host_cc
13c7df3d 1890
762f95e4
MR
1891if ! $pkg_config --version >/dev/null 2>&1; then
1892 warn "$pkg_config not found, library detection may fail."
1893 pkg_config=false
1894fi
1895
82bb3329
MR
1896exesuf() {
1897 case $1 in
1c69c79f 1898 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1899 esac
1900}
1901
1902EXESUF=$(exesuf $target_os)
1903HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1904
e4e69e0b 1905# set temporary file name
a49d42c2 1906: ${TMPDIR:=$TEMPDIR}
c51fafa1 1907: ${TMPDIR:=$TMP}
a49d42c2 1908: ${TMPDIR:=/tmp}
e4e69e0b 1909
a210bce2 1910if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1911 # simple replacement for missing mktemp
1912 # NOT SAFE FOR GENERAL USE
1913 mktemp(){
09a5c245 1914 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1915 }
1916fi
1917
1918tmpfile(){
1919 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1920 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1921 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1922 append TMPFILES $tmp
1923 eval $1=$tmp
1924}
1925
1926trap 'rm -f -- $TMPFILES' EXIT
54460a83 1927
55127e7b 1928tmpfile TMPASM .asm
3e0b1c9a
DB
1929tmpfile TMPC .c
1930tmpfile TMPE $EXESUF
1931tmpfile TMPH .h
1932tmpfile TMPO .o
1933tmpfile TMPS .S
1934tmpfile TMPSH .sh
1935tmpfile TMPV .ver
54460a83
MR
1936
1937unset -f mktemp
e4e69e0b 1938
fb3c4ffc
MR
1939chmod +x $TMPE
1940
993f2d0f
MR
1941# make sure we can execute files in $TMPDIR
1942cat > $TMPSH 2>> $logfile <<EOF
1943#! /bin/sh
1944EOF
1945chmod +x $TMPSH >> $logfile 2>&1
1946if ! $TMPSH >> $logfile 2>&1; then
1947 cat <<EOF
1948Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1949variable to another directory and make sure that it is not mounted noexec.
1950EOF
1951 die "Sanity test failed."
1952fi
993f2d0f 1953
3e0b1c9a 1954filter_asflags=echo
19b4c628
MR
1955filter_cflags=echo
1956filter_cppflags=echo
19b4c628 1957
613a4e3f
MR
1958if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1959 cc_type=llvm_gcc
1960 cc_version=__VERSION__
1961 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1962 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1963 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1964 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1965 speed_cflags='-O3'
1966 size_cflags='-Os'
1967elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1968 cc_type=gcc
a3d7c197 1969 cc_version=__VERSION__
5d57846b
MR
1970 gcc_version=$($cc --version | head -n1)
1971 gcc_basever=$($cc -dumpversion)
3ad464bf 1972 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1973 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1974 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1975 if ! $cc -dumpversion | grep -q '^2\.'; then
1976 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1977 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1978 fi
14ca9cd0
MR
1979 speed_cflags='-O3'
1980 size_cflags='-Os'
629687f6
MR
1981elif $cc --version 2>/dev/null | grep -q Intel; then
1982 cc_type=icc
6e3fa35d 1983 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1984 cc_ident=$($cc --version | head -n1)
bdefad73 1985 icc_version=$($cc -dumpversion)
07dec06e
MR
1986 CC_DEPFLAGS='-MMD'
1987 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1988 speed_cflags='-O3'
1989 size_cflags='-Os'
b05394a0 1990 noopt_cflags='-O1'
629687f6
MR
1991elif $cc -v 2>&1 | grep -q xlc; then
1992 cc_type=xlc
6e3fa35d 1993 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1994 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1995 speed_cflags='-O5'
1996 size_cflags='-O5 -qcompact'
df442a8d
MR
1997elif $cc -V 2>/dev/null | grep -q Compaq; then
1998 cc_type=ccc
6e3fa35d 1999 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2000 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2001 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2002 debuglevel=3
df442a8d 2003 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2004 speed_cflags='-fast'
2005 size_cflags='-O1'
6a0d5493 2006elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2007 test -d "$sysroot" || die "No valid sysroot specified."
2008 cc_type=armcc
6e3fa35d 2009 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2010 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2011 armcc_conf="$PWD/armcc.conf"
2012 $cc --arm_linux_configure \
2013 --arm_linux_config_file="$armcc_conf" \
2014 --configure_sysroot="$sysroot" \
2015 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2016 die "Error creating armcc configuration file."
bcafde61 2017 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2018 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2019 as_default="${cross_prefix}gcc"
07dec06e
MR
2020 CC_DEPFLAGS='-MMD'
2021 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2022 speed_cflags='-O3'
2023 size_cflags='-Os'
d0f0f628 2024 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2025elif $cc -version 2>/dev/null | grep -q TMS470; then
2026 cc_type=tms470
6e3fa35d 2027 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2028 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2029 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2030 CC_O='-fr=$(@D)'
2031 as_default="${cross_prefix}gcc"
2032 ld_default="${cross_prefix}gcc"
6fec122a
MR
2033 TMPO=$(basename $TMPC .c).o
2034 append TMPFILES $TMPO
2035 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2036 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2037 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2038 speed_cflags='-O3 -mf=5'
2039 size_cflags='-O3 -mf=2'
6fec122a
MR
2040 filter_cflags=tms470_flags
2041 tms470_flags(){
2042 for flag; do
2043 case $flag in
2044 -march=*|-mcpu=*)
2045 case "${flag#*=}" in
2046 armv7-a|cortex-a*) echo -mv=7a8 ;;
2047 armv7-r|cortex-r*) echo -mv=7r4 ;;
2048 armv7-m|cortex-m*) echo -mv=7m3 ;;
2049 armv6*|arm11*) echo -mv=6 ;;
2050 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2051 echo -mv=5e ;;
2052 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2053 esac
2054 ;;
2055 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2056 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2057 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2058 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2059 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2060 -g) echo -g -mn ;;
587d24ff 2061 -pds=*) echo $flag ;;
6fec122a
MR
2062 esac
2063 done
2064 }
06da6943
DC
2065elif $cc -v 2>&1 | grep -q clang; then
2066 cc_type=clang
b67a8f49
DC
2067 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2068 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2069 cc_ident=$($cc --version | head -n1)
06da6943
DC
2070 CC_DEPFLAGS='-MMD'
2071 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2072 speed_cflags='-O3'
2073 size_cflags='-Os'
2a472e9c
MK
2074elif $cc -V 2>&1 | grep -q Sun; then
2075 cc_type=suncc
2076 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2077 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2078 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2079 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2080 add_ldflags -xc99
14ca9cd0
MR
2081 speed_cflags='-O5'
2082 size_cflags='-O5 -xspace'
03279bbe
MK
2083 filter_cflags=suncc_flags
2084 suncc_flags(){
2085 for flag; do
2086 case $flag in
2087 -march=*|-mcpu=*)
2088 case "${flag#*=}" in
2089 native) echo -xtarget=native ;;
87ddc38b 2090 v9|niagara) echo -xarch=sparc ;;
03279bbe 2091 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2092 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2093 i586|pentium) echo -xchip=pentium ;;
2094 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2095 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2096 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2097 pentium4*) echo -xtarget=pentium4 ;;
2098 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2099 *-sse3) echo -xarch=sse3 ;;
2100 core2) echo -xarch=ssse3 -xchip=core2 ;;
2101 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2102 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2103 k8|opteron|athlon64|athlon-fx)
2104 echo -xarch=sse2a ;;
2105 athlon*) echo -xarch=pentium_proa ;;
2106 esac
2107 ;;
2108 -std=c99) echo -xc99 ;;
2109 -fomit-frame-pointer) echo -xregs=frameptr ;;
2110 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2111 -W*,*) echo $flag ;;
2112 -f*-*|-W*) ;;
2113 *) echo $flag ;;
2114 esac
2115 done
2116 }
180ec37d 2117elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2118 cc_type=pathscale
2119 cc_version=__PATHSCALE__
2120 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2121 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2122 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2123 speed_cflags='-O2'
2124 size_cflags='-Os'
7b2d2190 2125 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2126elif $cc -v 2>&1 | grep -q Open64; then
2127 cc_type=open64
2128 cc_version=__OPEN64__
2129 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2130 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2131 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2132 speed_cflags='-O2'
2133 size_cflags='-Os'
7b2d2190 2134 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
629687f6
MR
2135fi
2136
851ffa80
MR
2137test -n "$cc_type" && enable $cc_type ||
2138 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2139
75bafbac 2140: ${as_default:=$cc}
50567afa 2141: ${dep_cc_default:=$cc}
684b28e0 2142: ${ld_default:=$cc}
121d78d0 2143set_default ar as dep_cc ld
75800dce 2144
07dec06e
MR
2145test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2146test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2147
7f32f40c 2148add_cflags $extra_cflags
2f2e6c7c 2149add_asflags $extra_cflags
7f32f40c 2150
154d432c
MR
2151if test -n "$sysroot"; then
2152 case "$cc_type" in
00ba041c 2153 gcc|llvm_gcc|clang)
467256f2 2154 add_cppflags --sysroot="$sysroot"
154d432c
MR
2155 add_ldflags --sysroot="$sysroot"
2156 ;;
6fec122a
MR
2157 tms470)
2158 add_cppflags -I"$sysinclude"
2159 add_ldflags --sysroot="$sysroot"
2160 ;;
154d432c
MR
2161 esac
2162fi
2163
d22c13a8
MR
2164if test "$cpu" = host; then
2165 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2166
2167 case "$cc_type" in
613a4e3f 2168 gcc|llvm_gcc)
d22c13a8
MR
2169 check_native(){
2170 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2171 sed -n "/cc1.*$1=/{
27ce1be8
MR
2172 s/.*$1=\\([^ ]*\\).*/\\1/
2173 p
2174 q
2175 }" $TMPE
d22c13a8
MR
2176 }
2177 cpu=$(check_native -march || check_native -mcpu)
2178 ;;
2179 esac
2180
2181 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2182fi
2183
e939cedd
MR
2184# Deal with common $arch aliases
2185case "$arch" in
2186 arm*)
2187 arch="arm"
2188 ;;
2189 mips|mipsel|IP*)
2190 arch="mips"
2191 ;;
47b1860e 2192 mips64*)
e939cedd
MR
2193 arch="mips"
2194 subarch="mips64"
2195 ;;
2196 parisc|hppa)
2197 arch="parisc"
2198 ;;
2199 parisc64|hppa64)
2200 arch="parisc"
2201 subarch="parisc64"
2202 ;;
2203 "Power Macintosh"|ppc|powerpc)
2204 arch="ppc"
2205 ;;
47b1860e 2206 ppc64|powerpc64)
e939cedd
MR
2207 arch="ppc"
2208 subarch="ppc64"
2209 ;;
2210 s390|s390x)
2211 arch="s390"
2212 ;;
2213 sh4|sh)
2214 arch="sh4"
2215 ;;
2216 sun4u|sparc64)
2217 arch="sparc"
2218 subarch="sparc64"
2219 ;;
d33ed7b3 2220 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2221 arch="x86"
2222 ;;
2223esac
2224
851ffa80 2225is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2226enable $arch
e939cedd 2227
df5cdc24 2228# Add processor-specific flags
5d54c126
MR
2229if test "$cpu" = generic; then
2230 : do nothing
2231elif enabled ppc; then
343aef9b 2232
56348891
MR
2233 case $(tolower $cpu) in
2234 601|ppc601|powerpc601)
9dbd5c3d 2235 cpuflags="-mcpu=601"
64ad53ff 2236 disable altivec
9dbd5c3d 2237 ;;
56348891 2238 603*|ppc603*|powerpc603*)
9dbd5c3d 2239 cpuflags="-mcpu=603"
64ad53ff 2240 disable altivec
9dbd5c3d 2241 ;;
56348891 2242 604*|ppc604*|powerpc604*)
9dbd5c3d 2243 cpuflags="-mcpu=604"
64ad53ff 2244 disable altivec
9dbd5c3d 2245 ;;
56348891 2246 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2247 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2248 disable altivec
9dbd5c3d 2249 ;;
56348891 2250 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2252 ;;
56348891 2253 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2254 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2255 ;;
56348891 2256 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2257 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
56348891 2259 cell)
9dbd5c3d
MR
2260 cpuflags="-mcpu=cell"
2261 enable ldbrx
2262 ;;
7b0b81a1
AL
2263 e500v2)
2264 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2265 disable altivec
2266 ;;
2267 e500)
2268 cpuflags="-mcpu=8540 -mhard-float"
2269 disable altivec
2270 ;;
9dbd5c3d 2271 esac
343aef9b
MR
2272
2273elif enabled x86; then
2274
9dbd5c3d
MR
2275 case $cpu in
2276 i[345]86|pentium)
2277 cpuflags="-march=$cpu"
2278 disable mmx
2279 ;;
2280 # targets that do NOT support conditional mov (cmov)
2281 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2282 cpuflags="-march=$cpu"
2283 disable cmov
2284 ;;
2285 # targets that do support conditional mov (cmov)
9ddf1b1a 2286 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2287 cpuflags="-march=$cpu"
2288 enable cmov
2289 enable fast_cmov
2290 ;;
2291 # targets that do support conditional mov but on which it's slow
2292 pentium4|pentium4m|prescott|nocona)
2293 cpuflags="-march=$cpu"
2294 enable cmov
2295 disable fast_cmov
2296 ;;
2297 esac
343aef9b
MR
2298
2299elif enabled sparc; then
2300
9dbd5c3d 2301 case $cpu in
26b7199e
MK
2302 niagara)
2303 cpuflags="-mcpu=$cpu"
2304 disable vis
2305 ;;
9dbd5c3d
MR
2306 sparc64)
2307 cpuflags="-mcpu=v9"
2308 ;;
2309 esac
343aef9b
MR
2310
2311elif enabled arm; then
2312
34ba23c9
MR
2313 case $cpu in
2314 armv*)
2315 cpuflags="-march=$cpu"
c2eae137 2316 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2317 ;;
2318 *)
2319 cpuflags="-mcpu=$cpu"
c2eae137
MR
2320 case $cpu in
2321 cortex-a*) subarch=armv7a ;;
2322 cortex-r*) subarch=armv7r ;;
9e19704a 2323 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2324 arm11*) subarch=armv6 ;;
2325 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2326 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2327 esac
34ba23c9
MR
2328 ;;
2329 esac
343aef9b
MR
2330
2331elif enabled alpha; then
2332
34ba23c9 2333 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2334
2335elif enabled bfin; then
2336
34ba23c9 2337 cpuflags="-mcpu=$cpu"
343aef9b
MR
2338
2339elif enabled mips; then
2340
34ba23c9 2341 cpuflags="-march=$cpu"
343aef9b
MR
2342
2343elif enabled avr32; then
2344
9dbd5c3d
MR
2345 case $cpu in
2346 ap7[02]0[0-2])
2347 subarch="avr32_ap"
2348 cpuflags="-mpart=$cpu"
2349 ;;
2350 ap)
2351 subarch="avr32_ap"
2352 cpuflags="-march=$cpu"
2353 ;;
2354 uc3[ab]*)
2355 subarch="avr32_uc"
2356 cpuflags="-mcpu=$cpu"
2357 ;;
2358 uc)
2359 subarch="avr32_uc"
2360 cpuflags="-march=$cpu"
2361 ;;
2362 esac
df5cdc24 2363
343aef9b
MR
2364fi
2365
df5cdc24
MR
2366add_cflags $cpuflags
2367add_asflags $cpuflags
2368
993f2d0f
MR
2369# compiler sanity check
2370check_exec <<EOF
2371int main(void){ return 0; }
2372EOF
2373if test "$?" != 0; then
2374 echo "$cc is unable to create an executable file."
2375 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2376 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2377 echo "Only do this if you know what cross compiling means."
2378 fi
2379 die "C compiler test failed."
2380fi
2381
046f081b 2382add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2383check_cflags -std=c99
50a334e4 2384check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2385#include <stdlib.h>
2386EOF
50a334e4 2387check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
e9b9a2f8 2390
f0125de9 2391check_host_cflags -std=c99
0a6db2a2 2392check_host_cflags -Wall
f0125de9 2393
b24dbcbd 2394case "$arch" in
e939cedd 2395 alpha|ia64|mips|parisc|sparc)
8a3c8627 2396 spic=$shared
b24dbcbd 2397 ;;
e939cedd 2398 x86)
cfdb6148 2399 subarch="x86_32"
e939cedd 2400 check_cc <<EOF && subarch="x86_64"
58b3536d 2401 int test[(int)sizeof(char*) - 7];
cfdb6148 2402EOF
de27f4d9 2403 if test "$subarch" = "x86_64"; then
e939cedd 2404 spic=$shared
de27f4d9 2405 fi
b24dbcbd 2406 ;;
b24dbcbd
RP
2407esac
2408
343aef9b 2409enable $subarch
8a3c8627 2410enabled spic && enable pic
b24dbcbd 2411
7483e694 2412# OS specific
4f854758 2413case $target_os in
a1629e28 2414 haiku)
63ae7e7c 2415 prefix_default="/boot/common"
108caaaa 2416 network_extralibs="-lnetwork"
f59c4bd6 2417 host_libs=
a1629e28 2418 ;;
7483e694 2419 sunos)
4d58e4cb 2420 AVSERVERLDFLAGS=""
9987769a 2421 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2422 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2423 network_extralibs="-lsocket -lnsl"
50a334e4 2424 add_cppflags -D__EXTENSIONS__
87a74f47
SM
2425 # When using suncc to build, the Solaris linker will mark
2426 # an executable with each instruction set encountered by
2427 # the Solaris assembler. As our libraries contain their own
2428 # guards for processor-specific code, instead suppress
2429 # generation of the HWCAPS ELF section on Solaris x86 only.
2430 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2431 nm_opts='-P -g'
7483e694
DB
2432 ;;
2433 netbsd)
a1e4b3f6 2434 disable symver
07a8eef6
MR
2435 oss_indev_extralibs="-lossaudio"
2436 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2437 ;;
2438 openbsd)
89e053f8 2439 enable malloc_aligned
7c4a001a 2440 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2441 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2442 # however the generated executable will not do anything
2443 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2444 # Thus explicitly enable PIC here.
cd78208b 2445 enable pic
a1e4b3f6 2446 disable symver
7483e694 2447 SHFLAGS='-shared'
07a8eef6
MR
2448 oss_indev_extralibs="-lossaudio"
2449 oss_outdev_extralibs="-lossaudio"
7483e694 2450 ;;
a1e4b3f6
MR
2451 dragonfly)
2452 enable malloc_aligned
2453 disable symver
2454 ;;
2455 freebsd)
89e053f8 2456 enable malloc_aligned
7483e694
DB
2457 ;;
2458 bsd/os)
355d81df 2459 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2460 ;;
2461 darwin)
89e053f8 2462 enable malloc_aligned
301ab19d 2463 gas="gas-preprocessor.pl $cc"
e08b8239 2464 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2465 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2466 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2467 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2468 SLIBSUF=".dylib"
2469 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2470 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2471 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2472 objformat="macho"
1b0f6fb8 2473 enabled x86_64 && objformat="macho64"
8dfa86f7 2474 enabled_any pic shared ||
2704bd1a 2475 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2476 ;;
2477 mingw32*)
9d3f4f50 2478 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2479 disable network
2480 else
2481 target_os=mingw32
2482 fi
dcc01c06 2483 LIBTARGET=i386
1fc9fb8a 2484 if enabled x86_64; then
89e053f8 2485 enable malloc_aligned
417516f6 2486 LIBTARGET="i386:x86-64"
336cc1b0 2487 elif enabled arm; then
15c5156d 2488 LIBTARGET=arm-wince
dcc01c06 2489 fi
fbd971a4 2490 shlibdir_default="$bindir_default"
7483e694
DB
2491 SLIBPREF=""
2492 SLIBSUF=".dll"
7483e694
DB
2493 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2494 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2495 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2496 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2497 SLIB_INSTALL_LINKS=
2498 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2499 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2500 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 2501 objformat="win32"
ec10a9ab 2502 dlltool="${cross_prefix}dlltool"
bc574408 2503 enable dos_paths
1894e741 2504 check_cflags -fno-common
e26011d0
RP
2505 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2506 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2507 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2508 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2509 ;;
2510 cygwin*)
4f854758 2511 target_os=cygwin
fbd971a4 2512 shlibdir_default="$bindir_default"
7483e694
DB
2513 SLIBPREF="cyg"
2514 SLIBSUF=".dll"
2515 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2516 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2517 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2518 objformat="win32"
bc574408 2519 enable dos_paths
1894e741 2520 check_cflags -fno-common
a7a187a1 2521 add_cppflags -U__STRICT_ANSI__
7483e694 2522 ;;
4f365f37 2523 *-dos|freedos|opendos)
4f365f37 2524 network_extralibs="-lsocket"
ff1c015d 2525 objformat="coff"
bc574408 2526 enable dos_paths
a7a187a1 2527 add_cppflags -U__STRICT_ANSI__
4f365f37 2528 ;;
7483e694 2529 linux)
046f081b 2530 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2531 enable dv1394
2532 ;;
2533 irix*)
4f854758 2534 target_os=irix
7483e694
DB
2535 ranlib="echo ignoring ranlib"
2536 ;;
d22e8442 2537 os/2*)
d22e8442 2538 ln_s="cp -f"
9297f1ed 2539 objformat="aout"
e14574eb 2540 add_cppflags -D_GNU_SOURCE
355d81df 2541 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2542 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2543 AVSERVERLDFLAGS=""
287d3b13 2544 LIBSUF="_s.a"
d22e8442
DY
2545 SLIBPREF=""
2546 SLIBSUF=".dll"
2547 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2548 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2549 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2550 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2551 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2552 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2553 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2554 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2555 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2556 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2557 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2558 enable dos_paths
d22e8442 2559 ;;
83993c1c 2560 gnu/kfreebsd)
c1f54478 2561 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2562 ;;
34e82167 2563 gnu)
f60d1366 2564 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2565 ;;
d33ed7b3
MR
2566 qnx)
2567 add_cppflags -D_QNX_SOURCE
2568 network_extralibs="-lsocket"
2569 ;;
1c69c79f
MS
2570 symbian)
2571 SLIBSUF=".dll"
2572 enable dos_paths
e3bc07f4
MS
2573 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2574 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2575 add_ldflags -Wl,--target1-abs,--no-undefined \
2576 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2577 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2578 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2579 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2580 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2581 ;;
614d8911
MR
2582 none)
2583 ;;
7483e694 2584 *)
4f924f9a 2585 die "Unknown OS '$target_os'."
7483e694
DB
2586 ;;
2587esac
2588
29ba0911 2589echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2590
13cb2187
AS
2591check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2592
c9d19248
MR
2593set_default $PATHS_LIST
2594
320d060a 2595# we need to build at least one lib type
93b3c083 2596if ! enabled_any static shared; then
320d060a
DB
2597 cat <<EOF
2598At least one library type must be built.
2599Specify --enable-static to build the static libraries or --enable-shared to
2600build the shared libraries as well. To only build the shared libraries specify
2601--disable-static in addition to --enable-shared.
2602EOF
2603 exit 1;
2604fi
2605
2184c6f7 2606die_license_disabled() {
4c27207c 2607 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2608}
2609
e417d80d 2610die_license_disabled gpl libcdio
2184c6f7 2611die_license_disabled gpl libx264
de295976 2612die_license_disabled gpl libxavs
2184c6f7 2613die_license_disabled gpl libxvid
2184c6f7
DB
2614die_license_disabled gpl x11grab
2615
2f7ae63b 2616die_license_disabled nonfree libfaac
a060866f 2617die_license_disabled nonfree openssl
b2e3c528 2618
0b175caa
DB
2619die_license_disabled version3 libopencore_amrnb
2620die_license_disabled version3 libopencore_amrwb
d89e738a 2621die_license_disabled version3 libvo_aacenc
f502ff3f 2622die_license_disabled version3 libvo_amrwbenc
0b175caa 2623
9cad0e4e 2624enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2625
40617a6d 2626disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2627
e276d9e8
MR
2628enable_pic() {
2629 enable pic
bce7b696
MR
2630 add_cppflags -DPIC
2631 add_cflags -fPIC
2632 add_asflags -fPIC
e276d9e8
MR
2633}
2634
2635enabled pic && enable_pic
bce7b696 2636
b4d96ba2
MR
2637check_cc <<EOF || die "Symbol mangling check failed."
2638int ff_extern;
2639EOF
8182dc34 2640sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2641extern_prefix=${sym%%ff_extern*}
2642
f65883c8
MR
2643check_cc <<EOF && enable inline_asm
2644void foo(void) { __asm__ volatile ("" ::); }
2645EOF
61d251db 2646
df5e3978
MR
2647_restrict=
2648for restrict_keyword in restrict __restrict__ __restrict; do
2649 check_cc <<EOF && _restrict=$restrict_keyword && break
2650void foo(char * $restrict_keyword p);
2651EOF
2652done
2653
2654check_cc <<EOF && enable attribute_packed
2655struct { int x; } __attribute__((packed)) x;
2656EOF
2657
dffb41b9
MR
2658check_cc <<EOF && enable attribute_may_alias
2659union { int x; } __attribute__((may_alias)) x;
2660EOF
2661
df5e3978
MR
2662check_cc <<EOF || die "endian test failed"
2663unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2664EOF
48fc536a 2665od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2666
e939cedd
MR
2667if enabled alpha; then
2668
2669 check_cflags -mieee
2670
2671elif enabled arm; then
e45391bb 2672
8986fddc 2673 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2674 nogas=die
50fa82e6 2675
44caaa56
MR
2676 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2677 enable vfp_args
2678 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2679 case "${cross_prefix:-$cc}" in
2680 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2681 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2682__asm__ (".eabi_attribute 28, 1");
2683int main(void) { return 0; }
2684EOF
44caaa56
MR
2685 esac
2686 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2687 fi
fa0912fe 2688
fa0912fe
MR
2689 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2690 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2691 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2692 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2693 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2694 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2695 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2696
6308729e
MR
2697 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2698
e276d9e8
MR
2699 enabled_all armv6t2 shared !pic && enable_pic
2700
fa0912fe 2701elif enabled mips; then
e45391bb 2702
fa0912fe
MR
2703 check_asm loongson '"dmult.g $1, $2, $3"'
2704 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2705
fa0912fe 2706elif enabled ppc; then
e45391bb 2707
e6a0c354
MR
2708 enable local_aligned_8 local_aligned_16
2709
135448fa 2710 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2711 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2712 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2713 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2714
2715 # AltiVec flags: The FSF version of GCC differs from the Apple version
2716 if enabled altivec; then
301ab19d 2717 nogas=warn
fa0912fe
MR
2718 check_cflags -maltivec -mabi=altivec &&
2719 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2720 check_cflags -faltivec
2721
2722 # check if our compiler supports Motorola AltiVec C API
2723 check_cc <<EOF || disable altivec
2724$inc_altivec_h
2725int main(void) {
2726 vector signed int v1, v2, v3;
2727 v1 = vec_add(v2,v3);
2728 return 0;
2729}
2730EOF
2731
2732 # check if our compiler supports braces for vector declarations
2733 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2734$inc_altivec_h
2735int main (void) { (vector int) {1}; return 0; }
2736EOF
2737 fi
e45391bb 2738
fa0912fe 2739elif enabled sparc; then
e45391bb 2740
fa0912fe
MR
2741 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2742 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2743
fa0912fe 2744elif enabled x86; then
e45391bb 2745
e6a0c354
MR
2746 enable local_aligned_8 local_aligned_16
2747
44965991
PI
2748 # check whether EBP is available on x86
2749 # As 'i' is stored on the stack, this program will crash
2750 # if the base pointer is used to access it because the
2751 # base pointer is cleared in the inline assembly code.
7dfef245 2752 check_exec_crash <<EOF && enable ebp_available
44965991 2753 volatile int i=0;
be449fca 2754 __asm__ volatile (
44965991
PI
2755 "xorl %%ebp, %%ebp"
2756 ::: "%ebp");
2757 return i;
44965991
PI
2758EOF
2759
f494213c 2760 # check whether EBX is available on x86
7cee5421
MR
2761 check_asm ebx_available '""::"b"(0)' &&
2762 check_asm ebx_available '"":::"%ebx"'
8e380710 2763
6f74fb03
RP
2764 # check whether xmm clobbers are supported
2765 check_asm xmm_clobbers '"":::"%xmm0"'
2766
d7f0920b 2767 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2768 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2769 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2770
9cca1e40 2771 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2772 if check_cmd $yasmexe --version; then
2773 enabled x86_64 && yasm_extra="-m amd64"
2774 yasm_debug="-g dwarf2"
2775 elif check_cmd nasm -v; then
2776 yasmexe=nasm
2777 yasm_debug="-g -F dwarf"
2778 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2779 fi
2780
2781 YASMFLAGS="-f $objformat $yasm_extra"
2782 enabled pic && append YASMFLAGS "-DPIC"
2783 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2784 case "$objformat" in
2785 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2786 esac
2787
48545a8f 2788 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2789 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2790 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2791 fi
e45391bb 2792
669b5583
MR
2793 case "$cpu" in
2794 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2795 disable fast_clz
2796 ;;
2797 esac
2798
44965991
PI
2799fi
2800
301ab19d
MR
2801if enabled asm; then
2802 as=${gas:=$as}
2803 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2804 $nogas "GNU assembler not found, install gas-preprocessor"
2805fi
2806
4a7e068b
MR
2807check_ldflags -Wl,--as-needed
2808
a98bb16d
RP
2809if check_func dlopen; then
2810 ldl=
2811elif check_func dlopen -ldl; then
2812 ldl=-ldl
8bf5d58f
MN
2813fi
2814
54fe299b
DV
2815if enabled network; then
2816 check_type "sys/types.h sys/socket.h" socklen_t
2817 check_type netdb.h "struct addrinfo"
2818 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2819 check_type netinet/in.h "struct sockaddr_in6"
2820 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2821 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2822 # Prefer arpa/inet.h over winsock2
2823 if check_header arpa/inet.h ; then
2824 check_func closesocket
2825 elif check_header winsock2.h ; then
2826 check_func_headers winsock2.h closesocket -lws2 && \
2827 network_extralibs="-lws2" || \
2828 { check_func_headers winsock2.h closesocket -lws2_32 && \
2829 network_extralibs="-lws2_32"; }
2830 check_type ws2tcpip.h socklen_t
2831 check_type ws2tcpip.h "struct addrinfo"
2832 check_type ws2tcpip.h "struct ipv6_mreq"
2833 check_type ws2tcpip.h "struct sockaddr_in6"
2834 check_type ws2tcpip.h "struct sockaddr_storage"
2835 check_struct winsock2.h "struct sockaddr" sa_len
2836 else
2837 disable network
2838 fi
2839fi
2840
75ecf149
DB
2841# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2842check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2843
534a2231 2844check_func fcntl
7483e694 2845check_func fork
84882df6 2846check_func getaddrinfo $network_extralibs
7483e694
DB
2847check_func gethrtime
2848check_func getrusage
fc5607f8 2849check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2850check_func inet_aton $network_extralibs
abfc8d05 2851check_func isatty
a5b64584 2852check_func localtime_r
4ae40685 2853check_func ${malloc_prefix}memalign && enable memalign
7483e694 2854check_func mkstemp
0328b9ea 2855check_func mmap
4ae40685 2856check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2857check_func setrlimit
87958234 2858check_func strerror_r
6379900c 2859check_func strptime
47941088 2860check_func strtok_r
ea4d5f48 2861check_func sched_getaffinity
bcc73960 2862check_func sysconf
b9e22269 2863check_func sysctl
b507ebd1 2864check_func_headers io.h setmode
e4673692 2865check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2866check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2867check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2868check_func_headers windows.h GetProcessTimes
73f6d31e 2869check_func_headers windows.h MapViewOfFile
7c5bfe7a 2870check_func_headers windows.h VirtualAlloc
6ffa87d3 2871
a98bb16d 2872check_header dlfcn.h
92c6a099 2873check_header dxva2api.h
a98bb16d 2874check_header malloc.h
bf6ce82d 2875check_header poll.h
b58412f1 2876check_header sys/mman.h
06bb5905 2877check_header sys/param.h
b091aa44 2878check_header sys/resource.h
bf6ce82d 2879check_header sys/select.h
272081b0
CEH
2880check_header vdpau/vdpau.h
2881check_header vdpau/vdpau_x11.h
68178ca9 2882check_header X11/extensions/XvMClib.h
a98bb16d 2883
9104cd51
RP
2884check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2885
a4fa192c 2886disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2887disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2888
ff3755cb
JG
2889if ! disabled w32threads && ! enabled pthreads; then
2890 check_func _beginthreadex && enable w32threads
2891fi
2892
57bd82d4
MR
2893# check for some common methods of building with pthread support
2894# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2895if ! disabled pthreads && ! enabled w32threads; then
2896 enable pthreads
9e7fd101
MR
2897 if check_func pthread_create; then
2898 :
2899 elif check_func pthread_create -pthread; then
2900 add_cflags -pthread
afc9aee2 2901 add_extralibs -pthread
9e7fd101
MR
2902 elif check_func pthread_create -pthreads; then
2903 add_cflags -pthreads
afc9aee2 2904 add_extralibs -pthreads
8d94f606
GT
2905 elif check_func pthread_create -lpthreadGC2; then
2906 add_extralibs -lpthreadGC2
9e7fd101 2907 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2908 disable pthreads
9e7fd101 2909 fi
57bd82d4
MR
2910fi
2911
8eee7025 2912for thread in $THREADS_LIST; do
e5f94c2b 2913 if enabled $thread; then
3ae3b721
RP
2914 test -n "$thread_type" &&
2915 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2916 thread_type="$thread"
e5f94c2b
RP
2917 fi
2918done
2919
50f7c296 2920check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2921enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2922
645d2652
MR
2923check_mathfunc exp2
2924check_mathfunc exp2f
2925check_mathfunc llrint
07876e25 2926check_mathfunc llrintf
645d2652
MR
2927check_mathfunc log2
2928check_mathfunc log2f
2929check_mathfunc lrint
2930check_mathfunc lrintf
2931check_mathfunc round
2932check_mathfunc roundf
23d3931a 2933check_mathfunc trunc
645d2652 2934check_mathfunc truncf
f32adb22 2935
57bd82d4 2936# these are off by default, so fail if requested and not available
a1b3c5a3 2937enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2938enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2939enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
4fa18c56
MR
2940enabled libdirac && require_pkg_config dirac \
2941 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2942 "dirac_decoder_init dirac_encoder_init"
79fda097 2943enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2944enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2945enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2946enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2947enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2948enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2949enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2950enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2951enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2952enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2953enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2954enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2955enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2956enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2957enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2958enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2959enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2960enabled libvpx && {
2961 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2962 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2963 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2964 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2965enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2966 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2967 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2968enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2969enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2970enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
a060866f
MS
2971enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2972 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2973 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2974 die "ERROR: openssl not found"; }
8ac17293 2975
0b4a1821
AS
2976# libdc1394 check
2977if enabled libdc1394; then
2978 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2979 enable libdc1394_2; } ||
2980 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2981 enable libdc1394_1; } ||
2982 die "ERROR: No version of libdc1394 found "
2983fi
2984
8f1b06c8 2985if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2986 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2987 enable sdl &&
2988 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2989fi
57bd82d4 2990
2270b4b2 2991texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2992
c6f95144 2993check_header linux/fb.h
06e31011
RP
2994check_header linux/videodev.h
2995check_header linux/videodev2.h
a6a4793d
LB
2996check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
2997
1b6e8b73 2998check_header sys/videoio.h
47f38850 2999
27796dc3 3000check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3001# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3002# w32api 3.12 had it defined wrong
3003check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3004
f8aa696f 3005# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3006{ check_header dev/bktr/ioctl_meteor.h &&
3007 check_header dev/bktr/ioctl_bt848.h; } ||
3008{ check_header machine/ioctl_meteor.h &&
3009 check_header machine/ioctl_bt848.h; } ||
3010{ check_header dev/video/meteor/ioctl_meteor.h &&
3011 check_header dev/video/bktr/ioctl_bt848.h; } ||
3012check_header dev/ic/bt8xx.h
f8aa696f 3013
15d59d2c 3014check_header sndio.h
c7682de0
RP
3015check_header sys/soundcard.h
3016check_header soundcard.h
deb29777 3017
b6f3d925 3018enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3019
0e57fe17 3020enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3021
15d59d2c
B
3022enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3023
e417d80d
AK
3024enabled libcdio &&
3025 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3026
56a059ac 3027enabled x11grab &&
f58f4ce1
GP
3028check_header X11/Xlib.h &&
3029check_header X11/extensions/XShm.h &&
0a045661 3030check_header X11/extensions/Xfixes.h &&
f58f4ce1 3031check_func XOpenDisplay -lX11 &&
781c1aa6
R
3032check_func XShmCreateImage -lX11 -lXext &&
3033check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 3034
ac3dbb4d
SZ
3035# check for VDA header
3036if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3037 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3038fi
3039
598ef02b 3040if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3041check_cpp_condition \
3042 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3043 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3044 disable vdpau; }
abf649c7 3045fi
deda2a4a 3046
95e561ec 3047enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3048
3049# add some useful compiler flags if supported
3050check_cflags -Wdeclaration-after-statement
dcd479c0 3051check_cflags -Wall
440e3b2f 3052check_cflags -Wno-parentheses
dcd479c0 3053check_cflags -Wno-switch
b36518dc 3054check_cflags -Wno-format-zero-length
c07bd6a9
MN
3055check_cflags -Wdisabled-optimization
3056check_cflags -Wpointer-arith
3057check_cflags -Wredundant-decls
cc1fb623 3058check_cflags -Wno-pointer-sign
f4929996 3059check_cflags -Wcast-qual
9aceb3cf 3060check_cflags -Wwrite-strings
652a5bf6 3061check_cflags -Wtype-limits
764551c6 3062check_cflags -Wundef
fc298fd9 3063check_cflags -Wmissing-prototypes
c2ed91de 3064check_cflags -Wstrict-prototypes
5af4e0cc 3065enabled extra_warnings && check_cflags -Winline
cf9d24ad 3066
57bd82d4 3067# add some linker flags
5c0e9479 3068check_ldflags -Wl,--warn-common
965dbe09 3069check_ldflags -Wl,-rpath-link=libpostproc:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
fef2d661 3070test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3071
a482e61b 3072echo "X{};" > $TMPV
b462d132 3073if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3074 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3075 check_cc <<EOF && enable symver_asm_label
3076void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3077void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3078EOF
3079 check_cc <<EOF && enable symver_gnu_asm
3080__asm__(".symver ff_foo,av_foo@VERSION");
3081void ff_foo(void) {}
3082EOF
3083fi
a482e61b 3084
9cd7b854
MR
3085if [ -n "$optflags" ]; then
3086 add_cflags $optflags
3087elif enabled small; then
14ca9cd0 3088 add_cflags $size_cflags
8400d6b8 3089elif enabled optimizations; then
14ca9cd0 3090 add_cflags $speed_cflags
b05394a0
MR
3091else
3092 add_cflags $noopt_cflags
cddf3f45 3093fi
11fdbc44 3094check_cflags -fno-math-errno
b2eb2ff0 3095check_cflags -fno-signed-zeros
cddf3f45 3096
629687f6 3097if enabled icc; then
b1598b58
MR
3098 # Just warnings, no remarks
3099 check_cflags -w1
3100 # -wd: Disable following warnings
3101 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3102 # 1292: attribute "foo" ignored
b1598b58 3103 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3104 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3105 # 10156: ignoring option '-W'; no argument required
91bcad19 3106 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3107 # 11030: Warning unknown option --as-needed
3108 # 10156: ignoring option '-export'; no argument required
3109 check_ldflags -wd10156,11030
3110 # Allow to compile with optimizations
3111 check_ldflags -march=$cpu
be2cf98a
CEH
3112 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3113 enable ebp_available
bdefad73
MR
3114 if enabled x86_32; then
3115 test ${icc_version%%.*} -ge 11 && \
3116 check_cflags -falign-stack=maintain-16-byte || \
3117 disable aligned_stack
3118 fi
df442a8d
MR
3119elif enabled ccc; then
3120 # disable some annoying warnings
3121 add_cflags -msg_disable cvtu32to64
3122 add_cflags -msg_disable embedcomment
3123 add_cflags -msg_disable needconstext
3124 add_cflags -msg_disable nomainieee
3125 add_cflags -msg_disable ptrmismatch1
3126 add_cflags -msg_disable unreachcode
973859f5
MR
3127elif enabled gcc; then
3128 check_cflags -fno-tree-vectorize
765e6134 3129 check_cflags -Werror=implicit-function-declaration
de63bfec 3130 check_cflags -Werror=missing-prototypes
9d6b2077 3131 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3132elif enabled llvm_gcc; then
3133 check_cflags -mllvm -stack-alignment=16
06da6943 3134elif enabled clang; then
5c8ef670 3135 check_cflags -mllvm -stack-alignment=16
06da6943 3136 check_cflags -Qunused-arguments
138132be
MR
3137elif enabled armcc; then
3138 # 2523: use of inline assembler is deprecated
bcafde61
MR
3139 add_cflags -W${armcc_opt},--diag_suppress=2523
3140 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3141 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3142 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3143 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3144 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3145elif enabled tms470; then
3146 add_cflags -pds=824 -pds=837
5f3b8314
MR
3147elif enabled pathscale; then
3148 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3149fi
3150
7483e694
DB
3151enabled_any $THREADS_LIST && enable threads
3152
3153check_deps $CONFIG_LIST \
b6bb00b0 3154 $CONFIG_EXTRA \
7483e694 3155 $HAVE_LIST \
54e75be4
DB
3156 $ALL_COMPONENTS \
3157 $ALL_TESTS \
f70f03f6 3158
3bfd582c 3159enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3160
9bbd6a4c
MR
3161! enabled_any memalign posix_memalign malloc_aligned &&
3162 enabled_any $need_memalign && enable memalign_hack
3163
3e89171a 3164echo "install prefix $prefix"
f36958f8
DB
3165echo "source path $source_path"
3166echo "C compiler $cc"
f36958f8 3167echo "ARCH $arch ($cpu)"
ce8871c2
MR
3168if test "$build_suffix" != ""; then
3169 echo "build suffix $build_suffix"
eb94aca9 3170fi
ac63af34
DB
3171if test "$extra_version" != ""; then
3172 echo "version string suffix $extra_version"
3173fi
0db2ce77 3174echo "big-endian ${bigendian-no}"
e90f5b5a 3175echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3176if enabled x86; then
6348a96c 3177 echo "${yasmexe} ${yasm-no}"
0db2ce77 3178 echo "MMX enabled ${mmx-no}"
30e98e62 3179 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3180 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3181 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3182 echo "SSE enabled ${sse-no}"
30e98e62 3183 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3184 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3185 echo "CMOV enabled ${cmov-no}"
3186 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3187 echo "EBX available ${ebx_available-no}"
3188 echo "EBP available ${ebp_available-no}"
e41e8342 3189fi
5b6c2cbd 3190if enabled arm; then
0db2ce77
MR
3191 echo "ARMv5TE enabled ${armv5te-no}"
3192 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3193 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3194 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3195 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3196 echo "NEON enabled ${neon-no}"
eba9ae3c 3197fi
5b6c2cbd 3198if enabled mips; then
0db2ce77 3199 echo "MMI enabled ${mmi-no}"
e41e8342 3200fi
5b6c2cbd 3201if enabled ppc; then
0db2ce77 3202 echo "AltiVec enabled ${altivec-no}"
30e98e62 3203 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3204 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3205fi
3206if enabled sparc; then
3207 echo "VIS enabled ${vis-no}"
e41e8342 3208fi
0db2ce77 3209echo "debug symbols ${debug-no}"
f082a0fb 3210echo "optimize for size ${small-no}"
8400d6b8 3211echo "optimizations ${optimizations-no}"
0db2ce77
MR
3212echo "static ${static-no}"
3213echo "shared ${shared-no}"
4a24ab64 3214echo "postprocessing support ${postproc-no}"
f7679c54 3215echo "new filter support ${avfilter-no}"
0db2ce77 3216echo "network support ${network-no}"
0db2ce77