configure: simplify source_path setup
[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.
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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."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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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]
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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]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
ced9556b 91 --disable-postproc disable libpostproc build
cccc039f 92 --disable-avfilter disable video filter support [no]
0dbfc1db 93 --disable-pthreads disable pthreads [auto]
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94 --enable-w32threads use Win32 threads [no]
95 --enable-x11grab enable X11 grabbing [no]
96 --disable-network disable network support [no]
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97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
7f3f5f46 102 --disable-dct disable DCT code
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103 --disable-fft disable FFT code
104 --disable-golomb disable Golomb code
3447f12d 105 --disable-huffman disable Huffman code
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106 --disable-lpc disable LPC code
107 --disable-mdct disable MDCT code
108 --disable-rdft disable RDFT code
dcb73592 109 --enable-vaapi enable VAAPI code
06454877 110 --disable-vdpau disable VDPAU code
92c6a099 111 --disable-dxva2 disable DXVA2 code
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112 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
113 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
114 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 115 --disable-everything disable all components listed below
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116 --disable-encoder=NAME disable encoder NAME
117 --enable-encoder=NAME enable encoder NAME
118 --disable-encoders disable all encoders
119 --disable-decoder=NAME disable decoder NAME
120 --enable-decoder=NAME enable decoder NAME
121 --disable-decoders disable all decoders
122 --disable-hwaccel=NAME disable hwaccel NAME
123 --enable-hwaccel=NAME enable hwaccel NAME
124 --disable-hwaccels disable all hwaccels
125 --disable-muxer=NAME disable muxer NAME
126 --enable-muxer=NAME enable muxer NAME
127 --disable-muxers disable all muxers
128 --disable-demuxer=NAME disable demuxer NAME
129 --enable-demuxer=NAME enable demuxer NAME
130 --disable-demuxers disable all demuxers
131 --enable-parser=NAME enable parser NAME
132 --disable-parser=NAME disable parser NAME
133 --disable-parsers disable all parsers
134 --enable-bsf=NAME enable bitstream filter NAME
135 --disable-bsf=NAME disable bitstream filter NAME
136 --disable-bsfs disable all bitstream filters
137 --enable-protocol=NAME enable protocol NAME
138 --disable-protocol=NAME disable protocol NAME
139 --disable-protocols disable all protocols
140 --disable-indev=NAME disable input device NAME
141 --disable-outdev=NAME disable output device NAME
142 --disable-indevs disable input devices
143 --disable-outdevs disable output devices
144 --disable-devices disable all devices
145 --enable-filter=NAME enable filter NAME
146 --disable-filter=NAME disable filter NAME
147 --disable-filters disable all filters
148 --list-decoders show all available decoders
149 --list-encoders show all available encoders
150 --list-hwaccels show all available hardware accelerators
151 --list-muxers show all available muxers
152 --list-demuxers show all available demuxers
153 --list-parsers show all available parsers
154 --list-protocols show all available protocols
155 --list-bsfs show all available bitstream filters
156 --list-indevs show all available input devices
157 --list-outdevs show all available output devices
158 --list-filters show all available filters
159
160External library support:
161 --enable-avisynth enable reading of AVISynth script files [no]
162 --enable-bzlib enable bzlib [autodetect]
47941088 163 --enable-frei0r enable frei0r video filtering
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164 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
165 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 166 --enable-libopencv enable video filtering via libopencv [no]
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167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 171 --enable-libfreetype enable libfreetype [no]
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172 --enable-libgsm enable GSM support via libgsm [no]
173 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
174 --enable-libnut enable NUT (de)muxing via libnut,
175 native (de)muxer exists [no]
176 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 177 --enable-librtmp enable RTMP[E] support via librtmp [no]
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178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 181 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 182 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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183 --enable-libvorbis enable Vorbis encoding via libvorbis,
184 native implementation exists [no]
8299a7f8 185 --enable-libvpx enable VP8 support via libvpx [no]
06454877 186 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 187 --enable-libxavs enable AVS encoding via xavs [no]
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188 --enable-libxvid enable Xvid encoding via xvidcore,
189 native MPEG-4/Xvid encoder exists [no]
190 --enable-mlib enable Sun medialib [no]
191 --enable-zlib enable zlib [autodetect]
192
193Advanced options (experts only):
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194 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
195 --enable-cross-compile assume a cross-compiler is used
196 --sysroot=PATH root of cross-build tree
197 --sysinclude=PATH location of cross-build system headers
198 --target-os=OS compiler targets OS [$target_os]
199 --target-exec=CMD command to run executables on target
200 --target-path=DIR path to view of build directory on target
201 --nm=NM use nm tool
121d78d0 202 --ar=AR use archive tool AR [$ar_default]
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203 --as=AS use assembler AS [$as_default]
204 --cc=CC use C compiler CC [$cc_default]
205 --ld=LD use linker LD
206 --host-cc=HOSTCC use host C compiler HOSTCC
207 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
208 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
209 --host-libs=HLIBS use libs HLIBS when linking for host
210 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
211 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
212 --extra-libs=ELIBS add ELIBS [$ELIBS]
213 --extra-version=STRING version string suffix []
214 --build-suffix=SUFFIX library name suffix []
215 --arch=ARCH select architecture [$arch]
216 --cpu=CPU select the minimum required CPU (affects
217 instruction selection, may crash on older CPUs)
c8a4ae00 218 --disable-asm disable all assembler optimizations
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219 --disable-altivec disable AltiVec optimizations
220 --disable-amd3dnow disable 3DNow! optimizations
221 --disable-amd3dnowext disable 3DNow! extended optimizations
222 --disable-mmx disable MMX optimizations
223 --disable-mmx2 disable MMX2 optimizations
224 --disable-sse disable SSE optimizations
225 --disable-ssse3 disable SSSE3 optimizations
87f1355f 226 --disable-avx disable AVX optimizations
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227 --disable-armv5te disable armv5te optimizations
228 --disable-armv6 disable armv6 optimizations
229 --disable-armv6t2 disable armv6t2 optimizations
230 --disable-armvfp disable ARM VFP optimizations
231 --disable-iwmmxt disable iwmmxt optimizations
232 --disable-mmi disable MMI optimizations
233 --disable-neon disable neon optimizations
234 --disable-vis disable VIS optimizations
235 --disable-yasm disable use of yasm assembler
236 --enable-pic build position-independent code
4ae40685 237 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 238 --enable-sram allow use of on-chip SRAM
9baec618 239 --disable-symver disable symbol versioning
06454877 240
070c5d0f 241Developer options (useful when working on Libav itself):
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242 --disable-debug disable debugging symbols
243 --enable-debug=LEVEL set the debug level [$debuglevel]
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244 --disable-optimizations disable compiler optimizations
245 --enable-extra-warnings enable more compiler warnings
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246 --samples=PATH location of test samples for FATE, if not set use
247 \$FATE_SAMPLES at make invocation time.
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248
249NOTE: Object files are built at the place where configure is launched.
250EOF
60e8bc13 251 exit 0
74c53c2d 252}
cf9d24ad 253
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254quotes='""'
255
57bd82d4 256log(){
2270b4b2 257 echo "$@" >> $logfile
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258}
259
720c69da 260log_file(){
c8e9f801 261 log BEGIN $1
2270b4b2 262 pr -n -t $1 >> $logfile
c8e9f801
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263 log END $1
264}
265
2ba042a7 266echolog(){
c8e9f801 267 log "$@"
57bd82d4 268 echo "$@"
2ba042a7
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269}
270
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271warn(){
272 log "WARNING: $*"
273 WARNINGS="${WARNINGS}WARNING: $*\n"
274}
275
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276die(){
277 echolog "$@"
278 cat <<EOF
d326cf7f 279
2ba042a7 280If you think configure made a mistake, make sure you are using the latest
4a6a21f5 281version from Git. If the latest version fails, report the problem to the
070c5d0f 282libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 283EOF
e155a21a 284 if disabled logging; then
2ba042a7 285 cat <<EOF
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286Rerun configure with logging enabled (do not use --disable-logging), and
287include the log this produces with your report.
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288EOF
289 else
290cat <<EOF
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291Include the log file "$logfile" produced by configure as this will help
292solving the problem.
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293EOF
294 fi
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295 exit 1
296}
297
6c6007d6 298# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 299toupper(){
6c6007d6 300 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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301}
302
4a5444db 303tolower(){
6c6007d6 304 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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305}
306
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307c_escape(){
308 echo "$*" | sed 's/["\\]/\\\0/g'
309}
310
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311sh_quote(){
312 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 313 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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314 echo "$v"
315}
316
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317cleanws(){
318 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
319}
320
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321filter(){
322 pat=$1
323 shift
324 for v; do
98ef6079 325 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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326 done
327}
328
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329filter_out(){
330 pat=$1
331 shift
332 for v; do
333 eval "case $v in $pat) ;; *) echo $v ;; esac"
334 done
335}
336
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337map(){
338 m=$1
339 shift
e0e335a0 340 for v; do eval $m; done
36e2dea0
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341}
342
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343set_all(){
344 value=$1
345 shift
346 for var in $*; do
347 eval $var=$value
348 done
349}
350
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351set_weak(){
352 value=$1
353 shift
354 for var; do
355 eval : \${$var:=$value}
356 done
357}
358
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359set_safe(){
360 var=$1
361 shift
362 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
363}
364
365get_safe(){
366 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
367}
368
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369pushvar(){
370 for var in $*; do
371 eval level=\${${var}_level:=0}
372 eval ${var}_${level}="\$$var"
373 eval ${var}_level=$(($level+1))
374 done
375}
376
377popvar(){
378 for var in $*; do
379 eval level=\${${var}_level:-0}
380 test $level = 0 && continue
381 eval level=$(($level-1))
382 eval $var="\${${var}_${level}}"
383 eval ${var}_level=$level
384 eval unset ${var}_${level}
385 done
386}
387
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388enable(){
389 set_all yes $*
390}
391
392disable(){
393 set_all no $*
394}
395
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396enable_weak(){
397 set_weak yes $*
398}
399
400disable_weak(){
401 set_weak no $*
402}
403
72702705 404enable_safe(){
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405 for var; do
406 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
407 done
72702705
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408}
409
410disable_safe(){
fd07f803
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411 for var; do
412 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
413 done
72702705
MR
414}
415
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416do_enable_deep(){
417 for var; do
418 enabled $var && continue
419 eval sel="\$${var}_select"
c510c7b5
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420 eval sgs="\$${var}_suggest"
421 pushvar var sgs
f9d328da 422 enable_deep $sel
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423 popvar sgs
424 enable_deep_weak $sgs
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425 popvar var
426 done
427}
428
429enable_deep(){
430 do_enable_deep $*
431 enable $*
432}
433
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434enable_deep_weak(){
435 do_enable_deep $*
436 enable_weak $*
437}
438
57bd82d4 439enabled(){
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440 test "${1#!}" = "$1" && op== || op=!=
441 eval test "x\$${1#!}" $op "xyes"
44161118
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442}
443
37970ebf 444disabled(){
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MR
445 test "${1#!}" = "$1" && op== || op=!=
446 eval test "x\$${1#!}" $op "xno"
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447}
448
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449enabled_all(){
450 for opt; do
451 enabled $opt || return 1
452 done
453}
454
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455disabled_all(){
456 for opt; do
457 disabled $opt || return 1
458 done
459}
460
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461enabled_any(){
462 for opt; do
463 enabled $opt && return 0
464 done
465}
466
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467disabled_any(){
468 for opt; do
469 disabled $opt && return 0
470 done
f7b230a7 471 return 1
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472}
473
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474set_default(){
475 for opt; do
88268e94 476 eval : \${$opt:=\$${opt}_default}
c9d19248
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477 done
478}
479
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480is_in(){
481 value=$1
482 shift
483 for var in $*; do
484 [ $var = $value ] && return 0
485 done
486 return 1
487}
488
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489check_deps(){
490 for cfg; do
3250003c 491 cfg="${cfg#!}"
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492 enabled ${cfg}_checking && die "Circular dependency for $cfg."
493 disabled ${cfg}_checking && continue
494 enable ${cfg}_checking
495
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496 eval dep_all="\$${cfg}_deps"
497 eval dep_any="\$${cfg}_deps_any"
7ef3425f 498 eval dep_sel="\$${cfg}_select"
c510c7b5 499 eval dep_sgs="\$${cfg}_suggest"
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500 eval dep_ifa="\$${cfg}_if"
501 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 502
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503 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
504 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
505 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 506
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507 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
508 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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509 enabled_all $dep_all || disable $cfg
510 enabled_any $dep_any || disable $cfg
7ef3425f 511 disabled_any $dep_sel && disable $cfg
799c9e9b 512
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RP
513 if enabled $cfg; then
514 eval dep_extralibs="\$${cfg}_extralibs"
515 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 516 enable_deep $dep_sel
c510c7b5 517 enable_deep_weak $dep_sgs
4ec45764
RP
518 fi
519
799c9e9b 520 disable ${cfg}_checking
30fd06be
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521 done
522}
523
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524print_config_h(){
525 enabled $1 && v=1 || v=0
526 echo "#define $2 $v"
527}
528
529print_config_mak(){
530 enabled $1 && v= || v=!
531 echo "$v$2=yes"
532}
533
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534print_config_asm(){
535 enabled $1 && echo "%define $2"
536}
537
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538print_config(){
539 pfx=$1
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540 files=$2
541 shift 2
44161118 542 for cfg; do
5e622c40 543 ucname="$(toupper $cfg)"
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544 for f in $files; do
545 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
546 done
44161118 547 done
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548}
549
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550print_enabled(){
551 test "$1" = -n && end=" " && shift || end="\n"
552 suf=$1
553 shift
554 for v; do
555 enabled $v && printf "%s$end" ${v%$suf};
556 done
557}
558
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559append(){
560 var=$1
561 shift
57bd82d4
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562 eval "$var=\"\$$var $*\""
563}
564
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565prepend(){
566 var=$1
567 shift
568 eval "$var=\"$* \$$var\""
569}
570
50a334e4 571add_cppflags(){
caf458dd 572 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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573}
574
57bd82d4 575add_cflags(){
caf458dd 576 append CFLAGS $($filter_cflags "$@")
57bd82d4
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577}
578
2f2e6c7c 579add_asflags(){
caf458dd 580 append ASFLAGS $($filter_asflags "$@")
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581}
582
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583add_ldflags(){
584 append LDFLAGS "$@"
585}
586
587add_extralibs(){
60361817 588 prepend extralibs "$@"
57bd82d4
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589}
590
b0cfb663 591check_cmd(){
b3cb5d51 592 log "$@"
2270b4b2 593 "$@" >> $logfile 2>&1
b0cfb663
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594}
595
dcd479c0 596check_cc(){
57bd82d4 597 log check_cc "$@"
2270b4b2 598 cat > $TMPC
720c69da 599 log_file $TMPC
50a334e4 600 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
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601}
602
603check_cpp(){
604 log check_cpp "$@"
2270b4b2 605 cat > $TMPC
720c69da 606 log_file $TMPC
9e7f3277 607 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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608}
609
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610check_as(){
611 log check_as "$@"
612 cat > $TMPC
613 log_file $TMPC
2f2e6c7c 614 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
615}
616
940f335a
MR
617check_asm(){
618 log check_asm "$@"
619 name="$1"
3784e82e 620 code="$2"
940f335a 621 shift 2
49214f61
MR
622 disable $name
623 check_as "$@" <<EOF && enable $name
3784e82e 624void foo(void){ __asm__ volatile($code); }
940f335a
MR
625EOF
626}
627
304d586d
LM
628check_yasm(){
629 log check_yasm "$@"
630 echo "$1" > $TMPS
631 log_file $TMPS
632 shift 1
633 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
634}
635
dcd479c0 636check_ld(){
57bd82d4 637 log check_ld "$@"
3155a644
MR
638 flags=''
639 libs=''
640 for f; do
641 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
642 done
2a194acd 643 check_cc $($filter_cflags $flags) || return
7e75f9fe 644 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
645}
646
50a334e4
MR
647check_cppflags(){
648 log check_cppflags "$@"
caf458dd
MR
649 set -- $($filter_cppflags "$@")
650 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
651int x;
652EOF
653}
654
dcd479c0 655check_cflags(){
57bd82d4 656 log check_cflags "$@"
caf458dd
MR
657 set -- $($filter_cflags "$@")
658 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
659int x;
660EOF
661}
662
2ed46eea
MR
663test_ldflags(){
664 log test_ldflags "$@"
665 check_ld "$@" <<EOF
c23a0ac8 666int main(void){ return 0; }
dcd479c0
MR
667EOF
668}
669
2ed46eea
MR
670check_ldflags(){
671 log check_ldflags "$@"
672 test_ldflags "$@" && add_ldflags "$@"
673}
674
dcd479c0 675check_header(){
57bd82d4 676 log check_header "$@"
dcd479c0
MR
677 header=$1
678 shift
b77df637
MR
679 disable_safe $header
680 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
681#include <$header>
682int x;
683EOF
684}
685
686check_func(){
57bd82d4 687 log check_func "$@"
dcd479c0
MR
688 func=$1
689 shift
d8bc5f06
MR
690 disable $func
691 check_ld "$@" <<EOF && enable $func
dcd479c0 692extern int $func();
c23a0ac8 693int main(void){ $func(); }
dcd479c0
MR
694EOF
695}
696
645d2652 697check_mathfunc(){
6b73c0ae 698 log check_mathfunc "$@"
645d2652
MR
699 func=$1
700 shift
701 disable $func
702 check_ld "$@" <<EOF && enable $func
703#include <math.h>
33bd38db
MR
704float foo(float f) { return $func(f); }
705int main(void){ return 0; }
645d2652
MR
706EOF
707}
708
2446d3d6
DB
709check_func_headers(){
710 log check_func_headers "$@"
f8d7b072 711 headers=$1
edaf1ae2 712 funcs=$2
f8d7b072 713 shift 2
edaf1ae2
MR
714 {
715 for hdr in $headers; do
716 echo "#include <$hdr>"
717 done
718 for func in $funcs; do
719 echo "long check_$func(void) { return (long) $func; }"
720 done
721 echo "int main(void) { return 0; }"
722 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
723}
724
a5344cf7
SS
725check_cpp_condition(){
726 log check_cpp_condition "$@"
727 header=$1
728 condition=$2
f855b7b9
MR
729 shift 2
730 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
731#include <$header>
732#if !($condition)
733#error "unsatisfied condition: $condition"
734#endif
735EOF
736}
737
57bd82d4
MR
738check_lib(){
739 log check_lib "$@"
740 header="$1"
741 func="$2"
742 shift 2
84400e9d 743 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
744}
745
f8d7b072
MR
746check_lib2(){
747 log check_lib2 "$@"
748 headers="$1"
edaf1ae2 749 funcs="$2"
f8d7b072 750 shift 2
edaf1ae2 751 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
752}
753
3f8040db
MR
754check_pkg_config(){
755 log check_pkg_config "$@"
756 pkg="$1"
757 headers="$2"
758 funcs="$3"
759 shift 3
760 $pkg_config --exists $pkg || return
761 pkg_cflags=$($pkg_config --cflags $pkg)
762 pkg_libs=$($pkg_config --libs $pkg)
763 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
764 set_safe ${pkg}_cflags $pkg_cflags &&
765 set_safe ${pkg}_libs $pkg_libs
766}
767
dcd479c0 768check_exec(){
2270b4b2 769 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
770}
771
7dfef245 772check_exec_crash(){
5e622c40 773 code=$(cat)
7dfef245
MR
774
775 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
776 # are safe but may not be available everywhere. Thus we use
777 # raise(SIGTERM) instead. The check is run in a subshell so we
778 # can redirect the "Terminated" message from the shell. SIGBUS
779 # is not defined by standard C so it is used conditionally.
780
2270b4b2 781 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
782#include <signal.h>
783static void sighandler(int sig){
784 raise(SIGTERM);
785}
e5af4a11 786int main(void){
7dfef245
MR
787 signal(SIGILL, sighandler);
788 signal(SIGFPE, sighandler);
789 signal(SIGSEGV, sighandler);
790#ifdef SIGBUS
791 signal(SIGBUS, sighandler);
792#endif
793 { $code }
794}
795EOF
796}
797
72be9e73
DY
798check_type(){
799 log check_type "$@"
800 headers=$1
801 type=$2
802 shift 2
ae550ce9 803 disable_safe "$type"
72be9e73
DY
804 incs=""
805 for hdr in $headers; do
806 incs="$incs
807#include <$hdr>"
808 done
ae550ce9 809 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
810$incs
811$type v;
812EOF
813}
814
14d36751
MR
815check_struct(){
816 log check_type "$@"
817 headers=$1
818 struct=$2
819 member=$3
820 shift 3
821 disable_safe "${struct}_${member}"
822 incs=""
823 for hdr in $headers; do
824 incs="$incs
825#include <$hdr>"
826 done
827 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
828$incs
829const void *p = &(($struct *)0)->$member;
830EOF
831}
832
57bd82d4
MR
833require(){
834 name="$1"
835 header="$2"
836 func="$3"
837 shift 3
838 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
839}
840
f8d7b072
MR
841require2(){
842 name="$1"
843 headers="$2"
844 func="$3"
845 shift 3
846 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
847}
848
3f8040db
MR
849require_pkg_config(){
850 pkg="$1"
851 check_pkg_config "$@" || die "ERROR: $pkg not found"
852 add_cflags $(get_safe ${pkg}_cflags)
853 add_extralibs $(get_safe ${pkg}_libs)
854}
855
f0125de9
MR
856check_host_cc(){
857 log check_host_cc "$@"
858 cat > $TMPC
859 log_file $TMPC
860 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
861}
862
863check_host_cflags(){
864 log check_host_cflags "$@"
865 check_host_cc "$@" <<EOF && append host_cflags "$@"
866int x;
867EOF
868}
869
c505dd31
MR
870apply(){
871 file=$1
872 shift
873 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
874}
875
c34681df
MR
876cp_if_changed(){
877 cmp -s "$1" "$2" &&
878 echo "$2 is unchanged" ||
879 cp -f "$1" "$2"
880}
881
dcd61286
DB
882# CONFIG_LIST contains configurable options, while HAVE_LIST is for
883# system-dependent things.
884
4a0d6686
AJ
885COMPONENT_LIST="
886 bsfs
887 decoders
888 demuxers
889 encoders
3cde40aa 890 filters
5666fd73 891 hwaccels
c552605c 892 indevs
4a0d6686 893 muxers
c552605c 894 outdevs
4a0d6686
AJ
895 parsers
896 protocols
897"
898
899CONFIG_LIST="
900 $COMPONENT_LIST
e8ed9b7a 901 aandct
a5444fee 902 ac3dsp
5a0f7131
MR
903 avcodec
904 avdevice
f7679c54 905 avfilter
5a0f7131 906 avformat
c88f5d72 907 avisynth
f402916e 908 bzlib
7f3f5f46 909 dct
c73f65d9 910 doc
05aec7bb 911 dwt
92c6a099 912 dxva2
27a9466b 913 fastdiv
c88f5d72
MR
914 ffmpeg
915 ffplay
336ce917 916 ffprobe
c88f5d72 917 ffserver
1848f7d9 918 fft
47941088 919 frei0r
4f034993 920 golomb
c88f5d72 921 gpl
d8d0d0b2 922 gray
4693b031 923 h264dsp
4a384de5 924 h264pred
3abe5fbd 925 hardcoded_tables
3447f12d 926 huffman
f7b8bffe 927 libdc1394
690bfceb 928 libdirac
2eed5a46 929 libfaac
a5b64584 930 libfreetype
c88f5d72 931 libgsm
6ebe07fb 932 libmp3lame
c88f5d72 933 libnut
0b175caa
DB
934 libopencore_amrnb
935 libopencore_amrwb
6ebf0bfc 936 libopencv
9a77d59a 937 libopenjpeg
0f943ce6 938 librtmp
f7cd9eed 939 libschroedinger
ae14f311 940 libspeex
150d2772 941 libtheora
d89e738a 942 libvo_aacenc
f502ff3f 943 libvo_amrwbenc
c88f5d72 944 libvorbis
8299a7f8 945 libvpx
1cc60c47 946 libx264
de295976 947 libxavs
1cc60c47 948 libxvid
f4d608e3 949 lpc
b781cc12 950 lsp
47a158cb 951 mdct
c88f5d72 952 memalign_hack
a8150374 953 mlib
c4f5c2d6 954 mpegaudiodsp
c88f5d72 955 network
3fe142e2 956 nonfree
8a3c8627 957 pic
4a24ab64 958 postproc
68602540 959 rdft
44b70ce5 960 rtpdec
e90f5b5a 961 runtime_cpudetect
2e35e684 962 shared
4538729a 963 sinewin
bd2216e4 964 small
6b35d421 965 sram
2e35e684 966 static
5a0f7131 967 swscale
a9ddb5b1 968 swscale_alpha
17492d5e
DB
969 vaapi
970 vdpau
9cad0e4e 971 version3
56a059ac 972 x11grab
c88f5d72 973 zlib
4a0d6686 974"
c88f5d72 975
8eee7025 976THREADS_LIST='
8eee7025
DB
977 pthreads
978 w32threads
979'
980
3f5b56e5
MR
981ARCH_LIST='
982 alpha
a2fc0f6a 983 arm
fdcd782d
MR
984 avr32
985 avr32_ap
986 avr32_uc
3f5b56e5
MR
987 bfin
988 ia64
989 m68k
990 mips
bae3abb0 991 mips64
3f5b56e5 992 parisc
79cb09b2 993 ppc
34d11b87 994 ppc64
3f5b56e5
MR
995 s390
996 sh4
997 sparc
998 sparc64
0844bae1 999 tomi
3f5b56e5
MR
1000 x86
1001 x86_32
1002 x86_64
1003'
1004
1005ARCH_EXT_LIST='
1ac9331a 1006 altivec
3bf96eec 1007 amd3dnow
a1ef9f08 1008 amd3dnowext
1ac9331a 1009 armv5te
edab3048 1010 armv6
ab5cb084 1011 armv6t2
f55b299a 1012 armvfp
87f1355f 1013 avx
3f5b56e5
MR
1014 iwmmxt
1015 mmi
1016 mmx
d7f0920b 1017 mmx2
6b18d278 1018 neon
799fde37 1019 ppc4xx
1bb04d5a 1020 sse
9eeed841 1021 ssse3
93eb8e4d 1022 vfpv3
bd9d34a0 1023 vis
3f5b56e5
MR
1024'
1025
a3e02a8c
MR
1026HAVE_LIST_PUB='
1027 bigendian
d268eee9 1028 fast_unaligned
a3e02a8c
MR
1029'
1030
3f5b56e5
MR
1031HAVE_LIST="
1032 $ARCH_EXT_LIST
a3e02a8c 1033 $HAVE_LIST_PUB
3f5b56e5 1034 $THREADS_LIST
59782b82 1035 aligned_stack
35fd8122 1036 alsa_asoundlib_h
3f5b56e5 1037 altivec_h
c9fdab0d 1038 arpa_inet_h
dffb41b9 1039 attribute_may_alias
e7ea5e3d 1040 attribute_packed
6bd859d6 1041 bswap
ecf97f22 1042 closesocket
1ac9331a 1043 cmov
c88f5d72 1044 dcbzl
f8aa696f
DB
1045 dev_bktr_ioctl_bt848_h
1046 dev_bktr_ioctl_meteor_h
1047 dev_ic_bt8xx_h
1048 dev_video_meteor_ioctl_meteor_h
1049 dev_video_bktr_ioctl_bt848_h
18b67ae5 1050 dlfcn_h
c88f5d72 1051 dlopen
bc574408 1052 dos_paths
245626d0
DB
1053 ebp_available
1054 ebx_available
6b7c7703
VS
1055 exp2
1056 exp2f
c2a29455 1057 fast_64bit
669b5583 1058 fast_clz
7073e9fc 1059 fast_cmov
534a2231 1060 fcntl
9d99cc5a 1061 fork
84882df6 1062 getaddrinfo
da9e86f8 1063 gethrtime
fc5607f8 1064 GetProcessMemoryInfo
4e68cb8a 1065 GetProcessTimes
66be5b45 1066 getrusage
a49d3025 1067 gnu_as
fc5607f8 1068 struct_rusage_ru_maxrss
2f0c136e 1069 ibm_asm
2e1913b1 1070 inet_aton
61d251db 1071 inline_asm
abfc8d05 1072 isatty
9f5ff83f 1073 ldbrx
0b4a1821
AS
1074 libdc1394_1
1075 libdc1394_2
a33cab3a 1076 llrint
07876e25 1077 llrintf
d96cd429
MR
1078 local_aligned_16
1079 local_aligned_8
a5b64584 1080 localtime_r
291fd18a 1081 log2
6b7c7703 1082 log2f
85dd97ad 1083 loongson
a33cab3a 1084 lrint
c88f5d72 1085 lrintf
e4673692 1086 lzo1x_999_compress
f8aa696f
DB
1087 machine_ioctl_bt848_h
1088 machine_ioctl_meteor_h
c88f5d72 1089 malloc_h
73f6d31e 1090 MapViewOfFile
c88f5d72 1091 memalign
6ffa87d3 1092 mkstemp
0328b9ea 1093 mmap
b4e806b2 1094 pld
1f91cdce 1095 posix_memalign
a33cab3a
MK
1096 round
1097 roundf
c88f5d72
MR
1098 sdl
1099 sdl_video_size
b507ebd1 1100 setmode
15d59d2c 1101 sndio_h
72be9e73 1102 socklen_t
deb29777 1103 soundcard_h
f8cda19e 1104 poll_h
0104b608 1105 setrlimit
87958234 1106 strerror_r
47941088 1107 strtok_r
c0018613 1108 struct_addrinfo
b4d68544
MS
1109 struct_ipv6_mreq
1110 struct_sockaddr_in6
3b2372bf 1111 struct_sockaddr_sa_len
33a4dbdd 1112 struct_sockaddr_storage
b462d132
MR
1113 symver
1114 symver_gnu_asm
1115 symver_asm_label
b58412f1 1116 sys_mman_h
b091aa44 1117 sys_resource_h
81644c2e 1118 sys_select_h
deb29777 1119 sys_soundcard_h
1b6e8b73 1120 sys_videoio_h
d3a4b4e0 1121 ten_operands
b265431e 1122 threads
23d3931a 1123 trunc
7b04b8a0 1124 truncf
ce742de2 1125 vfp_args
7c5bfe7a 1126 VirtualAlloc
6ff3f3e7 1127 winsock2_h
cc078b5d 1128 xform_asm
6f74fb03 1129 xmm_clobbers
304d586d 1130 yasm
0cb78cef 1131"
44161118 1132
b6bb00b0
MR
1133# options emitted with CONFIG_ prefix but not available on command line
1134CONFIG_EXTRA="
dc4f5a1c 1135 avutil
9cad0e4e
DB
1136 gplv3
1137 lgplv3
b6bb00b0
MR
1138"
1139
520cc7f1 1140CMDLINE_SELECT="
3f5b56e5 1141 $ARCH_EXT_LIST
520cc7f1 1142 $CONFIG_LIST
8eee7025 1143 $THREADS_LIST
c8a4ae00 1144 asm
db6107b6 1145 cross_compile
520cc7f1
MR
1146 debug
1147 extra_warnings
8c6afa4d 1148 logging
d2bbb2f7 1149 optimizations
9baec618 1150 symver
7595a5e4 1151 yasm
520cc7f1 1152"
426be5dc
DB
1153
1154PATHS_LIST='
d156bede 1155 bindir
14a8acf1 1156 datadir
26759c44
MR
1157 incdir
1158 libdir
26759c44
MR
1159 mandir
1160 prefix
1161 shlibdir
426be5dc
DB
1162'
1163
1164CMDLINE_SET="
1165 $PATHS_LIST
121d78d0 1166 ar
426be5dc 1167 arch
313c46a6 1168 as
426be5dc
DB
1169 build_suffix
1170 cc
1171 cpu
1172 cross_prefix
50567afa 1173 dep_cc
ac63af34 1174 extra_version
9da6609f
MR
1175 host_cc
1176 host_cflags
1177 host_ldflags
1178 host_libs
82bb3329 1179 host_os
684b28e0 1180 ld
426be5dc 1181 logfile
4ae40685 1182 malloc_prefix
89641463 1183 nm
3f8040db 1184 pkg_config
2fad0977 1185 samples
c5200f17
MR
1186 sysinclude
1187 sysroot
a7ada2ba 1188 target_exec
26759c44 1189 target_os
a7ada2ba 1190 target_path
426be5dc 1191"
520cc7f1 1192
89f2932b
MR
1193CMDLINE_APPEND="
1194 extra_cflags
1195"
1196
912f3148
DB
1197# code dependency declarations
1198
9eeed841 1199# architecture extensions
808fa33c 1200
a2fc0f6a
MR
1201armv5te_deps="arm"
1202armv6_deps="arm"
ab5cb084 1203armv6t2_deps="arm"
a2fc0f6a
MR
1204armvfp_deps="arm"
1205iwmmxt_deps="arm"
808fa33c 1206neon_deps="arm"
93eb8e4d 1207vfpv3_deps="armvfp"
808fa33c 1208
e241ba14 1209mmi_deps="mips"
808fa33c
MR
1210
1211altivec_deps="ppc"
1212ppc4xx_deps="ppc"
1213
1214vis_deps="sparc"
1215
7f8c3d1f 1216x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1217amd3dnow_deps="mmx"
1218amd3dnowext_deps="amd3dnow"
9eeed841 1219mmx_deps="x86"
75aa95a6 1220mmx2_deps="mmx"
75aa95a6
DB
1221sse_deps="mmx"
1222ssse3_deps="sse"
87f1355f 1223avx_deps="ssse3"
9eeed841 1224
59782b82 1225aligned_stack_if_any="ppc x86"
e939cedd 1226fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1227fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1228fast_unaligned_if_any="armv6 ppc x86"
669b5583 1229
89e053f8 1230need_memalign="altivec neon sse"
6fec122a 1231inline_asm_deps="!tms470"
89e053f8 1232
b462d132
MR
1233symver_if_any="symver_asm_label symver_gnu_asm"
1234
26fbcc85 1235# subsystems
dc609252 1236dct_select="rdft"
26fbcc85
MR
1237mdct_select="fft"
1238rdft_select="fft"
c4f5c2d6 1239mpegaudiodsp_select="dct"
26fbcc85 1240
5666fd73 1241# decoders / encoders / hardware accelerators
cfc2a0cf 1242aac_decoder_select="mdct sinewin"
4538729a 1243aac_encoder_select="mdct sinewin"
136e19e1 1244aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1245ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1246ac3_encoder_select="mdct ac3dsp"
3d269059 1247ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1248alac_encoder_select="lpc"
b781cc12 1249amrnb_decoder_select="lsp"
2b2a597e 1250amrwb_decoder_select="lsp"
4538729a 1251atrac1_decoder_select="mdct sinewin"
26fbcc85 1252atrac3_decoder_select="mdct"
a33657ce
DB
1253binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1254binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1255cavs_decoder_select="golomb"
4538729a 1256cook_decoder_select="mdct sinewin"
2eef7c62 1257cscd_decoder_suggest="zlib"
26fbcc85 1258dca_decoder_select="mdct"
e8ed9b7a 1259dnxhd_encoder_select="aandct"
2eef7c62 1260dxa_decoder_select="zlib"
baf91bb9 1261eac3_decoder_select="ac3_decoder"
aa47c35d 1262eac3_encoder_select="mdct ac3dsp"
84c04e25 1263eamad_decoder_select="aandct"
e8ed9b7a 1264eatgq_decoder_select="aandct"
d52b39c7 1265eatqi_decoder_select="aandct"
4f034993
MR
1266ffv1_decoder_select="golomb"
1267flac_decoder_select="golomb"
f4d608e3 1268flac_encoder_select="golomb lpc"
2eef7c62
AJ
1269flashsv_decoder_select="zlib"
1270flashsv_encoder_select="zlib"
4414137e 1271flv_decoder_select="h263_decoder"
4d4b4bd1 1272flv_encoder_select="h263_encoder"
3447f12d 1273fraps_decoder_select="huffman"
e8ed9b7a 1274h261_encoder_select="aandct"
7f647ae0 1275h263_decoder_select="h263_parser"
e8ed9b7a 1276h263_encoder_select="aandct"
95a61cfc 1277h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1278h263i_decoder_select="h263_decoder"
fe629c2d 1279h263p_encoder_select="h263_encoder"
4a384de5 1280h264_decoder_select="golomb h264dsp h264pred"
92c6a099
LA
1281h264_dxva2_hwaccel_deps="dxva2api_h"
1282h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1283h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1284h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1285imc_decoder_select="fft mdct sinewin"
4f034993
MR
1286jpegls_decoder_select="golomb"
1287jpegls_encoder_select="golomb"
e8ed9b7a 1288ljpeg_encoder_select="aandct"
4f034993 1289loco_decoder_select="golomb"
e8ed9b7a 1290mjpeg_encoder_select="aandct"
2cca233b 1291mlp_decoder_select="mlp_parser"
c4f5c2d6
MR
1292mp1_decoder_select="mpegaudiodsp"
1293mp2_decoder_select="mpegaudiodsp"
1294mp3adu_decoder_select="mpegaudiodsp"
1295mp3_decoder_select="mpegaudiodsp"
1296mp3on4_decoder_select="mpegaudiodsp"
1297mp1float_decoder_select="mpegaudiodsp"
1298mp2float_decoder_select="mpegaudiodsp"
1299mp3adufloat_decoder_select="mpegaudiodsp"
1300mp3float_decoder_select="mpegaudiodsp"
1301mp3on4float_decoder_select="mpegaudiodsp"
e8ed9b7a
DB
1302mpeg1video_encoder_select="aandct"
1303mpeg2video_encoder_select="aandct"
4414137e 1304mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1305mpeg4_encoder_select="h263_encoder"
95a61cfc 1306mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1307mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1308mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1309mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1310mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1311mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1312mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1313mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1314mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1315msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1316msmpeg4v1_encoder_select="h263_encoder"
4414137e 1317msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1318msmpeg4v2_encoder_select="h263_encoder"
4414137e 1319msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1320msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1321nellymoser_decoder_select="mdct sinewin"
1322nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1323png_decoder_select="zlib"
1324png_encoder_select="zlib"
b781cc12 1325qcelp_decoder_select="lsp"
c4f5c2d6 1326qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1327ra_144_encoder_select="lpc"
a8beb22f 1328rv10_decoder_select="h263_decoder"
b2bf38b4 1329rv10_encoder_select="h263_encoder"
a8beb22f 1330rv20_decoder_select="h263_decoder"
b2bf38b4 1331rv20_encoder_select="h263_encoder"
4a384de5
JGG
1332rv30_decoder_select="golomb h264pred"
1333rv40_decoder_select="golomb h264pred"
4f034993 1334shorten_decoder_select="golomb"
b781cc12 1335sipr_decoder_select="lsp"
05aec7bb
MR
1336snow_decoder_select="dwt"
1337snow_encoder_select="aandct dwt"
19ecfb8a 1338svq1_encoder_select="aandct"
4a384de5 1339svq3_decoder_select="golomb h264dsp h264pred"
bee2eac5 1340svq3_decoder_suggest="zlib"
4eef77c1 1341theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1342tiff_decoder_suggest="zlib"
1343tiff_encoder_suggest="zlib"
aec09a00 1344truehd_decoder_select="mlp_decoder"
2eef7c62 1345tscc_decoder_select="zlib"
4538729a 1346twinvq_decoder_select="mdct lsp sinewin"
f95bfab0 1347vc1_decoder_select="h263_decoder"
9104cd51 1348vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1349vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1350vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1351vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1352vorbis_decoder_select="mdct"
1353vorbis_encoder_select="mdct"
3447f12d 1354vp6_decoder_select="huffman"
e82dc4c9
DB
1355vp6a_decoder_select="vp6_decoder"
1356vp6f_decoder_select="vp6_decoder"
4a384de5 1357vp8_decoder_select="h264pred"
4538729a
MR
1358wmapro_decoder_select="mdct sinewin"
1359wmav1_decoder_select="mdct sinewin"
1360wmav1_encoder_select="mdct sinewin"
1361wmav2_decoder_select="mdct sinewin"
1362wmav2_encoder_select="mdct sinewin"
1363wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1364wmv1_decoder_select="h263_decoder"
665507aa 1365wmv1_encoder_select="h263_encoder"
f95bfab0 1366wmv2_decoder_select="h263_decoder"
1746e2a9 1367wmv2_encoder_select="h263_encoder"
015f8ee0 1368wmv3_decoder_select="vc1_decoder"
f0f86627 1369wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1370wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1371wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1372zlib_decoder_select="zlib"
1373zlib_encoder_select="zlib"
1374zmbv_decoder_select="zlib"
1375zmbv_encoder_select="zlib"
30fd06be 1376
0afab17e 1377vaapi_deps="va_va_h"
c89c96e9
MR
1378vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1379
28b80940 1380# parsers
4a384de5 1381h264_parser_select="golomb h264dsp h264pred"
28b80940 1382
912f3148 1383# external libraries
1b71f045 1384libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1385libdirac_encoder_deps="libdirac"
c9171a83 1386libfaac_encoder_deps="libfaac"
299c77d5
MR
1387libgsm_decoder_deps="libgsm"
1388libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1389libgsm_ms_decoder_deps="libgsm"
1390libgsm_ms_encoder_deps="libgsm"
1cc60c47 1391libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1392libopencore_amrnb_decoder_deps="libopencore_amrnb"
1393libopencore_amrnb_encoder_deps="libopencore_amrnb"
1394libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1395libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1396libschroedinger_decoder_deps="libschroedinger"
1397libschroedinger_encoder_deps="libschroedinger"
ae14f311 1398libspeex_decoder_deps="libspeex"
150d2772 1399libtheora_encoder_deps="libtheora"
d89e738a 1400libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1401libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1402libvorbis_encoder_deps="libvorbis"
8299a7f8 1403libvpx_decoder_deps="libvpx"
ee0e9146 1404libvpx_encoder_deps="libvpx"
1cc60c47 1405libx264_encoder_deps="libx264"
de295976 1406libxavs_encoder_deps="libxavs"
1cc60c47 1407libxvid_encoder_deps="libxvid"
30fd06be 1408
912f3148 1409# demuxers / muxers
c2dd0e9e 1410ac3_demuxer_select="ac3_parser"
647c2356 1411asf_stream_muxer_select="asf_muxer"
4e622dea 1412avisynth_demuxer_deps="avisynth"
c2dd0e9e 1413dirac_demuxer_select="dirac_parser"
5b423887 1414eac3_demuxer_select="ac3_parser"
c2dd0e9e 1415flac_demuxer_select="flac_parser"
647c2356 1416ipod_muxer_select="mov_muxer"
4e622dea
SS
1417libnut_demuxer_deps="libnut"
1418libnut_muxer_deps="libnut"
647c2356 1419matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1420matroska_demuxer_suggest="zlib bzlib"
1421mov_demuxer_suggest="zlib"
c2dd0e9e 1422mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1423mp4_muxer_select="mov_muxer"
1424mpegtsraw_demuxer_select="mpegts_demuxer"
1425mxf_d10_muxer_select="mxf_muxer"
24ca518b 1426ogg_demuxer_select="golomb"
647c2356 1427psp_muxer_select="mov_muxer"
44594cc7 1428rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1429rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1430rtsp_demuxer_select="http_protocol rtpdec"
1431rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1432sap_demuxer_select="sdp_demuxer"
2aab70c4 1433sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1434sdp_demuxer_select="rtpdec"
f1e94694 1435spdif_muxer_select="aac_parser"
647c2356
DB
1436tg2_muxer_select="mov_muxer"
1437tgp_muxer_select="mov_muxer"
6bdaa5f4 1438w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1439
1440# indevs / outdevs
38e54a75 1441alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1442alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1443bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1444dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1445fbdev_indev_deps="linux_fb_h"
38e54a75 1446jack_indev_deps="jack_jack_h"
38e54a75 1447libdc1394_indev_deps="libdc1394"
38e54a75
SS
1448oss_indev_deps_any="soundcard_h sys_soundcard_h"
1449oss_outdev_deps_any="soundcard_h sys_soundcard_h"
15d59d2c
B
1450sndio_indev_deps="sndio_h"
1451sndio_outdev_deps="sndio_h"
38e54a75
SS
1452v4l_indev_deps="linux_videodev_h"
1453v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1454vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1455vfwcap_indev_extralibs="-lavicap32"
38e54a75 1456x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1457x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1458
912f3148 1459# protocols
3fff6382 1460gopher_protocol_deps="network"
c08fb000 1461http_protocol_deps="network"
279a0c97 1462http_protocol_select="tcp_protocol"
c60a2d70 1463mmsh_protocol_select="http_protocol"
b4cf3f6c 1464mmst_protocol_deps="network"
deeb7012
MS
1465rtmp_protocol_select="tcp_protocol"
1466rtp_protocol_select="udp_protocol"
c08fb000
AB
1467tcp_protocol_deps="network"
1468udp_protocol_deps="network"
1469
6ebf0bfc 1470# filters
13fabd7a 1471blackframe_filter_deps="gpl"
68b79bfc 1472cropdetect_filter_deps="gpl"
a5b64584 1473drawtext_filter_deps="libfreetype"
2e5ff4d0 1474frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1475frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1476hqdn3d_filter_deps="gpl"
cf69ad35 1477ocv_filter_deps="libopencv"
92fe2587 1478scale_filter_deps="swscale"
acbac567 1479yadif_filter_deps="gpl"
6ebf0bfc 1480
5a0f7131
MR
1481# libraries
1482avdevice_deps="avcodec avformat"
1483avformat_deps="avcodec"
ced9556b 1484postproc_deps="gpl"
f7679c54 1485
912f3148 1486# programs
5a0f7131 1487ffmpeg_deps="avcodec avformat swscale"
21ae6790 1488ffmpeg_select="buffer_filter"
5a0f7131 1489ffplay_deps="avcodec avformat swscale sdl"
43689902 1490ffplay_select="rdft"
44b2784f 1491ffprobe_deps="avcodec avformat"
1ff49c23 1492ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
4ec45764 1493ffserver_extralibs='$ldl'
a2830dca 1494
c73f65d9 1495doc_deps="texi2html"
912f3148 1496
57442411
MR
1497# tests
1498
1499test_deps(){
1500 suf1=$1
1501 suf2=$2
1502 shift 2
1503 for v; do
1504 dep=${v%=*}
1505 tests=${v#*=}
1506 for name in ${tests}; do
1507 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1508 done
1509 done
1510}
1511
9c261f83
SS
1512set_ne_test_deps(){
1513 eval ${1}_be_test_deps="bigendian"
1514 eval ${1}_le_test_deps="!bigendian"
1515}
1516
57442411 1517test_deps _encoder _decoder \
57442411
MR
1518 adpcm_g726=g726 \
1519 adpcm_ima_qt \
1520 adpcm_ima_wav \
1521 adpcm_ms \
1522 adpcm_swf \
1523 adpcm_yamaha=adpcm_yam \
1524 alac \
1525 asv1 \
1526 asv2 \
1527 bmp \
a7638957 1528 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
57442411
MR
1529 dvvideo="dv dv50" \
1530 ffv1 \
1531 flac \
1532 flashsv \
1533 flv \
1534 gif \
1535 h261 \
1536 h263="h263 h263p" \
1537 huffyuv \
1538 jpegls \
1539 mjpeg="jpg mjpeg ljpeg" \
1540 mp2 \
1541 mpeg1video="mpeg mpeg1b" \
1542 mpeg2video="mpeg2 mpeg2thread" \
1543 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
c0b16605 1544 msmpeg4v3=msmpeg4 \
57442411
MR
1545 msmpeg4v2 \
1546 pbm=pbmpipe \
1547 pcx \
1548 pgm="pgm pgmpipe" \
f0f54c29 1549 png \
57442411
MR
1550 ppm="ppm ppmpipe" \
1551 rawvideo="rgb yuv" \
1552 roq \
1553 rv10 \
1554 rv20 \
1555 sgi \
1556 snow="snow snowll" \
1557 svq1 \
1558 targa=tga \
1559 tiff \
1560 wmav1 \
1561 wmav2 \
1562 wmv1 \
1563 wmv2 \
1564
1565test_deps _muxer _demuxer \
1566 aiff \
1567 pcm_alaw=alaw \
1568 asf \
1569 au \
1570 avi \
1571 dv=dv_fmt \
1572 ffm \
1573 flv=flv_fmt \
1574 gxf \
1575 matroska=mkv \
1576 mmf \
1577 mov \
1578 pcm_mulaw=mulaw \
1579 mxf \
1580 nut \
1581 ogg \
1582 rawvideo=pixfmt \
1583 rm \
1584 swf \
1585 mpegts=ts \
1586 voc \
1587 wav \
1588 yuv4mpegpipe=yuv4mpeg \
1589
6fd96d1a 1590ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
57442411 1591mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83
SS
1592
1593set_ne_test_deps pixdesc
b5670209 1594set_ne_test_deps pixfmts_copy
213a4cbb 1595set_ne_test_deps pixfmts_crop
a1e171df 1596set_ne_test_deps pixfmts_hflip
213a4cbb
SS
1597set_ne_test_deps pixfmts_null
1598set_ne_test_deps pixfmts_pad
1599set_ne_test_deps pixfmts_scale
1600set_ne_test_deps pixfmts_vflip
57442411 1601
de6d9b64 1602# default parameters
8a608357 1603
19bd477d 1604logfile="config.log"
8a608357
MR
1605
1606# installation paths
c9d19248
MR
1607prefix_default="/usr/local"
1608bindir_default='${prefix}/bin'
14a8acf1 1609datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1610incdir_default='${prefix}/include'
1611libdir_default='${prefix}/lib'
1612mandir_default='${prefix}/share/man'
1613shlibdir_default="$libdir_default"
8a608357
MR
1614
1615# toolchain
121d78d0 1616ar_default="ar"
13c7df3d 1617cc_default="gcc"
a3d7c197 1618cc_version=\"unknown\"
9da6609f 1619host_cc_default="gcc"
11e6d03a 1620ln_s="ln -sf"
89641463 1621nm_default="nm"
11e6d03a 1622objformat="elf"
3f8040db 1623pkg_config_default=pkg-config
be7109c1 1624ranlib="ranlib"
11e6d03a 1625yasmexe="yasm"
301ab19d 1626nogas=":"
8a608357 1627
8182dc34
MR
1628nm_opts='-g'
1629
8a608357 1630# machine
8d4c00ed 1631arch_default=$(uname -m)
38d0a8aa 1632cpu="generic"
8a608357 1633
8a608357 1634# OS
8d4c00ed
MR
1635target_os_default=$(tolower $(uname -s))
1636host_os=$target_os_default
8a608357 1637
8a608357 1638# configurable options
5a0f7131
MR
1639enable avcodec
1640enable avdevice
cccc039f 1641enable avfilter
5a0f7131 1642enable avformat
dc4f5a1c 1643enable avutil
c8a4ae00 1644enable asm
497237c7 1645enable debug
c73f65d9 1646enable doc
aa033b1e 1647enable fastdiv
497237c7
RP
1648enable ffmpeg
1649enable ffplay
336ce917 1650enable ffprobe
497237c7 1651enable ffserver
497237c7 1652enable network
8400d6b8 1653enable optimizations
ced9556b 1654enable postproc
497237c7 1655enable protocols
530dc538 1656enable static
5a0f7131 1657enable swscale
a9ddb5b1 1658enable swscale_alpha
8a608357 1659
8a608357 1660# build settings
9987769a 1661SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1662FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1663LIBPREF="lib"
1664LIBSUF=".a"
c5f14466
RP
1665FULLNAME='$(NAME)$(BUILDSUF)'
1666LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1667SLIBPREF="lib"
1668SLIBSUF=".so"
c5f14466 1669SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1670SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1671SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1672LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1673
7e6c86e6
MR
1674CC_O='-o $@'
1675
0a6db2a2 1676host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1677host_libs='-lm'
1678
9b861379 1679target_path='$(CURDIR)'
a7ada2ba 1680
a158446b
MR
1681# since the object filename is not given with the -MM flag, the compiler
1682# is only able to print the basename, and we must add the path ourselves
c1c3933a 1683DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1684DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1685
c597172e 1686# find source path
24524f36 1687if test -f configure; then
5e622c40 1688 source_path="$(pwd)"
497237c7 1689 disable source_path_used
c597172e 1690else
8477f2de
MR
1691 source_path=$(cd $(dirname "$0"); pwd)
1692 enable source_path_used
c597172e 1693 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1694 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1695 test -e "$source_path/config.h" &&
1696 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1697fi
1698
13cbe2c0 1699for v in "$@"; do
b04251c5
MR
1700 r=${v#*=}
1701 l=${v%"$r"}
1702 r=$(sh_quote "$r")
29ba0911 1703 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1704done
c597172e 1705
73ef8980
MR
1706find_things(){
1707 thing=$1
1708 pattern=$2
1709 file=$source_path/$3
932ccf39 1710 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1711}
1712
1713ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1714DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1715HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1716PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1717BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1718MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1719DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1720OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1721INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1722PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1723FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1724
57442411 1725find_tests(){
b9d5f1b7 1726 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1727}
1728
1729ACODEC_TESTS=$(find_tests acodec)
1730VCODEC_TESTS=$(find_tests vsynth1)
1731LAVF_TESTS=$(find_tests lavf)
48c28162 1732LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1733SEEK_TESTS=$(find_tests seek seek_)
57442411 1734
40fe5019
MR
1735pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1736
8469ae22
MR
1737for n in $COMPONENT_LIST; do
1738 v=$(toupper ${n%s})_LIST
1739 eval enable \$$v
1740 eval ${n}_if_any="\$$v"
1741done
1742
b9d5f1b7 1743enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
c597172e
MR
1744
1745die_unknown(){
1746 echo "Unknown option \"$1\"."
1747 echo "See $0 --help for available options."
1748 exit 1
1749}
1750
794f8e97 1751show_list() {
bf0c4afa
RP
1752 suffix=_$1
1753 shift
2b444ea7 1754 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1755 exit 0
1756}
1757
c597172e 1758for opt do
7483e694
DB
1759 optval="${opt#*=}"
1760 case "$opt" in
0f010b2f 1761 --extra-ldflags=*) add_ldflags $optval
7483e694 1762 ;;
0f010b2f 1763 --extra-libs=*) add_extralibs $optval
7483e694 1764 ;;
8fb1cb58 1765 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1766 ;;
40bcf4c7
BL
1767 --enable-debug=*) debuglevel="$optval"
1768 ;;
36e2dea0 1769 --disable-everything)
1b15dc3c 1770 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1771 ;;
7483e694 1772 --enable-*=*|--disable-*=*)
8b93ddc3 1773 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1774 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1775 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1776 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1777 $action $(filter "$name" $list)
7483e694
DB
1778 ;;
1779 --enable-?*|--disable-?*)
5e622c40 1780 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1781 if is_in $option $COMPONENT_LIST; then
fed5d54b 1782 test $action = disable && action=unset
e3773a55
MR
1783 eval $action \$$(toupper ${option%s})_LIST
1784 elif is_in $option $CMDLINE_SELECT; then
1785 $action $option
1786 else
1787 die_unknown $opt
1788 fi
7483e694
DB
1789 ;;
1790 --list-*)
1791 NAME="${opt#--list-}"
1792 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1793 NAME=${NAME%s}
1794 eval show_list $NAME \$$(toupper $NAME)_LIST
1795 ;;
1796 --help|-h) show_help
1797 ;;
1798 *)
884a36a7 1799 optname="${opt%%=*}"
26759c44
MR
1800 optname="${optname#--}"
1801 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1802 if is_in $optname $CMDLINE_SET; then
1803 eval $optname='$optval'
1804 elif is_in $optname $CMDLINE_APPEND; then
1805 append $optname "$optval"
1806 else
1807 die_unknown $opt
1808 fi
7483e694
DB
1809 ;;
1810 esac
c597172e
MR
1811done
1812
bcea99bb
MR
1813disabled logging && logfile=/dev/null
1814
29ba0911 1815echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1816set >> $logfile
1817
9da6609f
MR
1818test -n "$cross_prefix" && enable cross_compile
1819
8d4c00ed
MR
1820if enabled cross_compile; then
1821 test -n "$arch" && test -n "$target_os" ||
1822 die "Must specify target arch and OS when cross-compiling"
1823fi
1824
1825set_default arch target_os
1826
121d78d0 1827ar_default="${cross_prefix}${ar_default}"
11e6d03a 1828cc_default="${cross_prefix}${cc_default}"
20e0ed95 1829nm_default="${cross_prefix}${nm_default}"
3f8040db 1830pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1831ranlib="${cross_prefix}${ranlib}"
adb2b908 1832
c5200f17
MR
1833sysinclude_default="${sysroot}/usr/include"
1834
e0be794a 1835set_default cc nm pkg_config sysinclude
9da6609f
MR
1836enabled cross_compile || host_cc_default=$cc
1837set_default host_cc
13c7df3d 1838
762f95e4
MR
1839if ! $pkg_config --version >/dev/null 2>&1; then
1840 warn "$pkg_config not found, library detection may fail."
1841 pkg_config=false
1842fi
1843
82bb3329
MR
1844exesuf() {
1845 case $1 in
1c69c79f 1846 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1847 esac
1848}
1849
1850EXESUF=$(exesuf $target_os)
1851HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1852
e4e69e0b 1853# set temporary file name
a49d42c2 1854: ${TMPDIR:=$TEMPDIR}
c51fafa1 1855: ${TMPDIR:=$TMP}
a49d42c2 1856: ${TMPDIR:=/tmp}
e4e69e0b 1857
a210bce2 1858if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1859 # simple replacement for missing mktemp
1860 # NOT SAFE FOR GENERAL USE
1861 mktemp(){
09a5c245 1862 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1863 }
1864fi
1865
1866tmpfile(){
1867 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1868 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1869 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1870 append TMPFILES $tmp
1871 eval $1=$tmp
1872}
1873
1874trap 'rm -f -- $TMPFILES' EXIT
54460a83
MR
1875
1876tmpfile TMPC .c
1877tmpfile TMPE $EXESUF
1878tmpfile TMPH .h
1879tmpfile TMPO .o
1880tmpfile TMPS .S
a482e61b 1881tmpfile TMPV .ver
54460a83 1882tmpfile TMPSH .sh
55127e7b 1883tmpfile TMPASM .asm
54460a83
MR
1884
1885unset -f mktemp
e4e69e0b 1886
fb3c4ffc
MR
1887chmod +x $TMPE
1888
993f2d0f
MR
1889# make sure we can execute files in $TMPDIR
1890cat > $TMPSH 2>> $logfile <<EOF
1891#! /bin/sh
1892EOF
1893chmod +x $TMPSH >> $logfile 2>&1
1894if ! $TMPSH >> $logfile 2>&1; then
1895 cat <<EOF
1896Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1897variable to another directory and make sure that it is not mounted noexec.
1898EOF
1899 die "Sanity test failed."
1900fi
993f2d0f 1901
19b4c628
MR
1902filter_cflags=echo
1903filter_cppflags=echo
1904filter_asflags=echo
1905
613a4e3f
MR
1906if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1907 cc_type=llvm_gcc
1908 cc_version=__VERSION__
1909 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1910 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1911 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1912 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1913 speed_cflags='-O3'
1914 size_cflags='-Os'
1915elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1916 cc_type=gcc
a3d7c197 1917 cc_version=__VERSION__
5d57846b
MR
1918 gcc_version=$($cc --version | head -n1)
1919 gcc_basever=$($cc -dumpversion)
3ad464bf 1920 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1921 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1922 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1923 if ! $cc -dumpversion | grep -q '^2\.'; then
1924 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1925 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1926 fi
14ca9cd0
MR
1927 speed_cflags='-O3'
1928 size_cflags='-Os'
629687f6
MR
1929elif $cc --version 2>/dev/null | grep -q Intel; then
1930 cc_type=icc
6e3fa35d 1931 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1932 cc_ident=$($cc --version | head -n1)
bdefad73 1933 icc_version=$($cc -dumpversion)
07dec06e
MR
1934 CC_DEPFLAGS='-MMD'
1935 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1936 speed_cflags='-O3'
1937 size_cflags='-Os'
b05394a0 1938 noopt_cflags='-O1'
629687f6
MR
1939elif $cc -v 2>&1 | grep -q xlc; then
1940 cc_type=xlc
6e3fa35d 1941 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1942 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1943 speed_cflags='-O5'
1944 size_cflags='-O5 -qcompact'
df442a8d
MR
1945elif $cc -V 2>/dev/null | grep -q Compaq; then
1946 cc_type=ccc
6e3fa35d 1947 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1948 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1949 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1950 debuglevel=3
df442a8d 1951 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1952 speed_cflags='-fast'
1953 size_cflags='-O1'
6a0d5493 1954elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1955 test -d "$sysroot" || die "No valid sysroot specified."
1956 cc_type=armcc
6e3fa35d 1957 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1958 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1959 armcc_conf="$PWD/armcc.conf"
1960 $cc --arm_linux_configure \
1961 --arm_linux_config_file="$armcc_conf" \
1962 --configure_sysroot="$sysroot" \
1963 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1964 die "Error creating armcc configuration file."
bcafde61 1965 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1966 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1967 as_default="${cross_prefix}gcc"
07dec06e
MR
1968 CC_DEPFLAGS='-MMD'
1969 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1970 speed_cflags='-O3'
1971 size_cflags='-Os'
d0f0f628 1972 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
1973elif $cc -version 2>/dev/null | grep -q TMS470; then
1974 cc_type=tms470
6e3fa35d 1975 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 1976 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
1977 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1978 CC_O='-fr=$(@D)'
1979 as_default="${cross_prefix}gcc"
1980 ld_default="${cross_prefix}gcc"
6fec122a
MR
1981 TMPO=$(basename $TMPC .c).o
1982 append TMPFILES $TMPO
1983 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1984 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1985 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1986 speed_cflags='-O3 -mf=5'
1987 size_cflags='-O3 -mf=2'
6fec122a
MR
1988 filter_cflags=tms470_flags
1989 tms470_flags(){
1990 for flag; do
1991 case $flag in
1992 -march=*|-mcpu=*)
1993 case "${flag#*=}" in
1994 armv7-a|cortex-a*) echo -mv=7a8 ;;
1995 armv7-r|cortex-r*) echo -mv=7r4 ;;
1996 armv7-m|cortex-m*) echo -mv=7m3 ;;
1997 armv6*|arm11*) echo -mv=6 ;;
1998 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1999 echo -mv=5e ;;
2000 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2001 esac
2002 ;;
2003 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2004 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2005 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2006 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2007 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2008 -g) echo -g -mn ;;
587d24ff 2009 -pds=*) echo $flag ;;
6fec122a
MR
2010 esac
2011 done
2012 }
06da6943
DC
2013elif $cc -v 2>&1 | grep -q clang; then
2014 cc_type=clang
b67a8f49
DC
2015 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2016 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2017 cc_ident=$($cc --version | head -n1)
06da6943
DC
2018 CC_DEPFLAGS='-MMD'
2019 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2020 speed_cflags='-O3'
2021 size_cflags='-Os'
2a472e9c
MK
2022elif $cc -V 2>&1 | grep -q Sun; then
2023 cc_type=suncc
2024 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2025 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2026 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2027 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
2028 speed_cflags='-O5'
2029 size_cflags='-O5 -xspace'
03279bbe
MK
2030 filter_cflags=suncc_flags
2031 suncc_flags(){
2032 for flag; do
2033 case $flag in
2034 -march=*|-mcpu=*)
2035 case "${flag#*=}" in
2036 native) echo -xtarget=native ;;
87ddc38b 2037 v9|niagara) echo -xarch=sparc ;;
03279bbe 2038 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2039 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2040 i586|pentium) echo -xchip=pentium ;;
2041 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2042 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2043 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2044 pentium4*) echo -xtarget=pentium4 ;;
2045 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2046 *-sse3) echo -xarch=sse3 ;;
2047 core2) echo -xarch=ssse3 -xchip=core2 ;;
2048 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2049 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2050 k8|opteron|athlon64|athlon-fx)
2051 echo -xarch=sse2a ;;
2052 athlon*) echo -xarch=pentium_proa ;;
2053 esac
2054 ;;
2055 -std=c99) echo -xc99 ;;
2056 -fomit-frame-pointer) echo -xregs=frameptr ;;
2057 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2058 -W*,*) echo $flag ;;
2059 -f*-*|-W*) ;;
2060 *) echo $flag ;;
2061 esac
2062 done
2063 }
180ec37d 2064elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2065 cc_type=pathscale
2066 cc_version=__PATHSCALE__
2067 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2068 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2069 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2070 speed_cflags='-O2'
2071 size_cflags='-Os'
6de163e9
MR
2072elif $cc -v 2>&1 | grep -q Open64; then
2073 cc_type=open64
2074 cc_version=__OPEN64__
2075 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2076 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2077 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2078 speed_cflags='-O2'
2079 size_cflags='-Os'
629687f6
MR
2080fi
2081
851ffa80
MR
2082test -n "$cc_type" && enable $cc_type ||
2083 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2084
75bafbac 2085: ${as_default:=$cc}
50567afa 2086: ${dep_cc_default:=$cc}
684b28e0 2087: ${ld_default:=$cc}
121d78d0 2088set_default ar as dep_cc ld
75800dce 2089
07dec06e
MR
2090test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2091test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2092
7f32f40c 2093add_cflags $extra_cflags
2f2e6c7c 2094add_asflags $extra_cflags
7f32f40c 2095
154d432c
MR
2096if test -n "$sysroot"; then
2097 case "$cc_type" in
00ba041c 2098 gcc|llvm_gcc|clang)
467256f2 2099 add_cppflags --sysroot="$sysroot"
154d432c
MR
2100 add_ldflags --sysroot="$sysroot"
2101 ;;
6fec122a
MR
2102 tms470)
2103 add_cppflags -I"$sysinclude"
2104 add_ldflags --sysroot="$sysroot"
2105 ;;
154d432c
MR
2106 esac
2107fi
2108
d22c13a8
MR
2109if test "$cpu" = host; then
2110 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2111
2112 case "$cc_type" in
613a4e3f 2113 gcc|llvm_gcc)
d22c13a8
MR
2114 check_native(){
2115 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
2116 sed -n "/$1=/{
2117 s/.*$1=\\([^ ]*\\).*/\\1/
2118 p
2119 q
2120 }" $TMPE
d22c13a8
MR
2121 }
2122 cpu=$(check_native -march || check_native -mcpu)
2123 ;;
2124 esac
2125
2126 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2127fi
2128
e939cedd
MR
2129# Deal with common $arch aliases
2130case "$arch" in
2131 arm*)
2132 arch="arm"
2133 ;;
2134 mips|mipsel|IP*)
2135 arch="mips"
2136 ;;
47b1860e 2137 mips64*)
e939cedd
MR
2138 arch="mips"
2139 subarch="mips64"
2140 ;;
2141 parisc|hppa)
2142 arch="parisc"
2143 ;;
2144 parisc64|hppa64)
2145 arch="parisc"
2146 subarch="parisc64"
2147 ;;
2148 "Power Macintosh"|ppc|powerpc)
2149 arch="ppc"
2150 ;;
47b1860e 2151 ppc64|powerpc64)
e939cedd
MR
2152 arch="ppc"
2153 subarch="ppc64"
2154 ;;
2155 s390|s390x)
2156 arch="s390"
2157 ;;
2158 sh4|sh)
2159 arch="sh4"
2160 ;;
2161 sun4u|sparc64)
2162 arch="sparc"
2163 subarch="sparc64"
2164 ;;
d33ed7b3 2165 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2166 arch="x86"
2167 ;;
2168esac
2169
851ffa80 2170is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2171enable $arch
e939cedd 2172
df5cdc24 2173# Add processor-specific flags
5d54c126
MR
2174if test "$cpu" = generic; then
2175 : do nothing
2176elif enabled ppc; then
343aef9b 2177
56348891
MR
2178 case $(tolower $cpu) in
2179 601|ppc601|powerpc601)
9dbd5c3d 2180 cpuflags="-mcpu=601"
64ad53ff 2181 disable altivec
9dbd5c3d 2182 ;;
56348891 2183 603*|ppc603*|powerpc603*)
9dbd5c3d 2184 cpuflags="-mcpu=603"
64ad53ff 2185 disable altivec
9dbd5c3d 2186 ;;
56348891 2187 604*|ppc604*|powerpc604*)
9dbd5c3d 2188 cpuflags="-mcpu=604"
64ad53ff 2189 disable altivec
9dbd5c3d 2190 ;;
56348891 2191 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2192 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2193 disable altivec
9dbd5c3d 2194 ;;
56348891 2195 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2196 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2197 ;;
56348891 2198 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2199 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2200 ;;
56348891 2201 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2202 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2203 ;;
56348891 2204 cell)
9dbd5c3d
MR
2205 cpuflags="-mcpu=cell"
2206 enable ldbrx
2207 ;;
7b0b81a1
AL
2208 e500v2)
2209 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2210 disable altivec
2211 ;;
2212 e500)
2213 cpuflags="-mcpu=8540 -mhard-float"
2214 disable altivec
2215 ;;
9dbd5c3d 2216 esac
343aef9b
MR
2217
2218elif enabled x86; then
2219
9dbd5c3d
MR
2220 case $cpu in
2221 i[345]86|pentium)
2222 cpuflags="-march=$cpu"
2223 disable mmx
2224 ;;
2225 # targets that do NOT support conditional mov (cmov)
2226 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2227 cpuflags="-march=$cpu"
2228 disable cmov
2229 ;;
2230 # targets that do support conditional mov (cmov)
e90aa6ed 2231 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2232 cpuflags="-march=$cpu"
2233 enable cmov
2234 enable fast_cmov
2235 ;;
2236 # targets that do support conditional mov but on which it's slow
2237 pentium4|pentium4m|prescott|nocona)
2238 cpuflags="-march=$cpu"
2239 enable cmov
2240 disable fast_cmov
2241 ;;
2242 esac
343aef9b
MR
2243
2244elif enabled sparc; then
2245
9dbd5c3d 2246 case $cpu in
26b7199e
MK
2247 niagara)
2248 cpuflags="-mcpu=$cpu"
2249 disable vis
2250 ;;
9dbd5c3d
MR
2251 sparc64)
2252 cpuflags="-mcpu=v9"
2253 ;;
2254 esac
343aef9b
MR
2255
2256elif enabled arm; then
2257
34ba23c9
MR
2258 case $cpu in
2259 armv*)
2260 cpuflags="-march=$cpu"
c2eae137 2261 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2262 ;;
2263 *)
2264 cpuflags="-mcpu=$cpu"
c2eae137
MR
2265 case $cpu in
2266 cortex-a*) subarch=armv7a ;;
2267 cortex-r*) subarch=armv7r ;;
2268 cortex-m*) subarch=armv7m ;;
2269 arm11*) subarch=armv6 ;;
2270 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2271 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2272 esac
34ba23c9
MR
2273 ;;
2274 esac
343aef9b
MR
2275
2276elif enabled alpha; then
2277
34ba23c9 2278 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2279
2280elif enabled bfin; then
2281
34ba23c9 2282 cpuflags="-mcpu=$cpu"
343aef9b
MR
2283
2284elif enabled mips; then
2285
34ba23c9 2286 cpuflags="-march=$cpu"
343aef9b
MR
2287
2288elif enabled avr32; then
2289
9dbd5c3d
MR
2290 case $cpu in
2291 ap7[02]0[0-2])
2292 subarch="avr32_ap"
2293 cpuflags="-mpart=$cpu"
2294 ;;
2295 ap)
2296 subarch="avr32_ap"
2297 cpuflags="-march=$cpu"
2298 ;;
2299 uc3[ab]*)
2300 subarch="avr32_uc"
2301 cpuflags="-mcpu=$cpu"
2302 ;;
2303 uc)
2304 subarch="avr32_uc"
2305 cpuflags="-march=$cpu"
2306 ;;
2307 esac
df5cdc24 2308
343aef9b
MR
2309fi
2310
df5cdc24
MR
2311add_cflags $cpuflags
2312add_asflags $cpuflags
2313
993f2d0f
MR
2314# compiler sanity check
2315check_exec <<EOF
2316int main(void){ return 0; }
2317EOF
2318if test "$?" != 0; then
2319 echo "$cc is unable to create an executable file."
2320 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2321 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2322 echo "Only do this if you know what cross compiling means."
2323 fi
2324 die "C compiler test failed."
2325fi
2326
046f081b 2327add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2328check_cflags -std=c99
50a334e4 2329check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2330#include <stdlib.h>
2331EOF
50a334e4 2332check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2333#include <stdlib.h>
2334EOF
e9b9a2f8 2335
f0125de9 2336check_host_cflags -std=c99
0a6db2a2 2337check_host_cflags -Wall
f0125de9 2338
b24dbcbd 2339case "$arch" in
e939cedd 2340 alpha|ia64|mips|parisc|sparc)
8a3c8627 2341 spic=$shared
b24dbcbd 2342 ;;
e939cedd 2343 x86)
cfdb6148 2344 subarch="x86_32"
e939cedd 2345 check_cc <<EOF && subarch="x86_64"
58b3536d 2346 int test[(int)sizeof(char*) - 7];
cfdb6148 2347EOF
de27f4d9 2348 if test "$subarch" = "x86_64"; then
e939cedd 2349 spic=$shared
de27f4d9 2350 fi
b24dbcbd 2351 ;;
b24dbcbd
RP
2352esac
2353
343aef9b 2354enable $subarch
8a3c8627 2355enabled spic && enable pic
b24dbcbd 2356
7483e694 2357# OS specific
4f854758 2358case $target_os in
a1629e28 2359 haiku)
63ae7e7c 2360 prefix_default="/boot/common"
108caaaa 2361 network_extralibs="-lnetwork"
f59c4bd6 2362 host_libs=
a1629e28 2363 ;;
7483e694
DB
2364 sunos)
2365 FFSERVERLDFLAGS=""
9987769a 2366 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2367 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2368 network_extralibs="-lsocket -lnsl"
50a334e4 2369 add_cppflags -D__EXTENSIONS__
8182dc34 2370 nm_opts='-P -g'
7483e694
DB
2371 ;;
2372 netbsd)
a1e4b3f6 2373 disable symver
07a8eef6
MR
2374 oss_indev_extralibs="-lossaudio"
2375 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2376 ;;
2377 openbsd)
89e053f8 2378 enable malloc_aligned
7c4a001a 2379 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2380 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2381 # however the generated executable will not do anything
2382 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2383 # Thus explicitly enable PIC here.
cd78208b 2384 enable pic
a1e4b3f6 2385 disable symver
7483e694 2386 SHFLAGS='-shared'
07a8eef6
MR
2387 oss_indev_extralibs="-lossaudio"
2388 oss_outdev_extralibs="-lossaudio"
7483e694 2389 ;;
a1e4b3f6
MR
2390 dragonfly)
2391 enable malloc_aligned
2392 disable symver
2393 ;;
2394 freebsd)
89e053f8 2395 enable malloc_aligned
7483e694
DB
2396 ;;
2397 bsd/os)
355d81df 2398 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2399 ;;
2400 darwin)
89e053f8 2401 enable malloc_aligned
301ab19d 2402 gas="gas-preprocessor.pl $cc"
e08b8239 2403 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2404 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2405 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2406 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2407 SLIBSUF=".dylib"
2408 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2409 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2410 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2411 objformat="macho"
1b0f6fb8 2412 enabled x86_64 && objformat="macho64"
8dfa86f7 2413 enabled_any pic shared ||
2704bd1a 2414 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2415 ;;
2416 mingw32*)
9d3f4f50 2417 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2418 disable network
2419 else
2420 target_os=mingw32
2421 fi
dcc01c06 2422 LIBTARGET=i386
1fc9fb8a 2423 if enabled x86_64; then
89e053f8 2424 enable malloc_aligned
417516f6 2425 LIBTARGET="i386:x86-64"
336cc1b0 2426 elif enabled arm; then
15c5156d 2427 LIBTARGET=arm-wince
dcc01c06 2428 fi
fbd971a4 2429 shlibdir_default="$bindir_default"
7483e694
DB
2430 SLIBPREF=""
2431 SLIBSUF=".dll"
7483e694
DB
2432 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2433 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
77e41e04 2434 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
4c25d159 2435 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2436 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2437 install -d "$(LIBDIR)"; \
2438 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2439 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2440 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 2441 objformat="win32"
ec10a9ab 2442 dlltool="${cross_prefix}dlltool"
bc574408 2443 enable dos_paths
1894e741 2444 check_cflags -fno-common
e26011d0
RP
2445 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2446 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2447 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2448 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2449 ;;
2450 cygwin*)
4f854758 2451 target_os=cygwin
fbd971a4 2452 shlibdir_default="$bindir_default"
7483e694
DB
2453 SLIBPREF="cyg"
2454 SLIBSUF=".dll"
2455 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2456 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2457 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2458 objformat="win32"
bc574408 2459 enable dos_paths
1894e741 2460 check_cflags -fno-common
a7a187a1 2461 add_cppflags -U__STRICT_ANSI__
7483e694 2462 ;;
4f365f37 2463 *-dos|freedos|opendos)
4f365f37 2464 network_extralibs="-lsocket"
ff1c015d 2465 objformat="coff"
bc574408 2466 enable dos_paths
a7a187a1 2467 add_cppflags -U__STRICT_ANSI__
4f365f37 2468 ;;
7483e694 2469 linux)
046f081b 2470 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2471 enable dv1394
2472 ;;
2473 irix*)
4f854758 2474 target_os=irix
7483e694
DB
2475 ranlib="echo ignoring ranlib"
2476 ;;
d22e8442 2477 os/2*)
d22e8442 2478 ln_s="cp -f"
9297f1ed 2479 objformat="aout"
e14574eb 2480 add_cppflags -D_GNU_SOURCE
355d81df 2481 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2482 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2483 FFSERVERLDFLAGS=""
287d3b13 2484 LIBSUF="_s.a"
d22e8442
DY
2485 SLIBPREF=""
2486 SLIBSUF=".dll"
2487 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2488 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2489 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2490 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2491 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2492 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2493 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2494 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2495 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2496 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2497 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2498 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2499 enable dos_paths
d22e8442 2500 ;;
83993c1c 2501 gnu/kfreebsd)
c1f54478 2502 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2503 ;;
34e82167 2504 gnu)
34e82167 2505 ;;
d33ed7b3
MR
2506 qnx)
2507 add_cppflags -D_QNX_SOURCE
2508 network_extralibs="-lsocket"
2509 ;;
1c69c79f
MS
2510 symbian)
2511 SLIBSUF=".dll"
2512 enable dos_paths
2513 add_cflags --include=$sysinclude/gcce/gcce.h
2514 ;;
614d8911
MR
2515 none)
2516 ;;
7483e694 2517 *)
4f924f9a 2518 die "Unknown OS '$target_os'."
7483e694
DB
2519 ;;
2520esac
2521
29ba0911 2522echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2523
13cb2187
AS
2524check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2525
c9d19248
MR
2526set_default $PATHS_LIST
2527
320d060a 2528# we need to build at least one lib type
93b3c083 2529if ! enabled_any static shared; then
320d060a
DB
2530 cat <<EOF
2531At least one library type must be built.
2532Specify --enable-static to build the static libraries or --enable-shared to
2533build the shared libraries as well. To only build the shared libraries specify
2534--disable-static in addition to --enable-shared.
2535EOF
2536 exit 1;
2537fi
2538
abc4e572 2539disabled static && LIBNAME=""
2a320695 2540
2184c6f7 2541die_license_disabled() {
4c27207c 2542 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2543}
2544
2184c6f7 2545die_license_disabled gpl libx264
de295976 2546die_license_disabled gpl libxavs
2184c6f7 2547die_license_disabled gpl libxvid
2184c6f7
DB
2548die_license_disabled gpl x11grab
2549
2f7ae63b 2550die_license_disabled nonfree libfaac
b2e3c528 2551
0b175caa
DB
2552die_license_disabled version3 libopencore_amrnb
2553die_license_disabled version3 libopencore_amrwb
d89e738a 2554die_license_disabled version3 libvo_aacenc
f502ff3f 2555die_license_disabled version3 libvo_amrwbenc
0b175caa 2556
9cad0e4e 2557enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2558
40617a6d 2559disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2560
e276d9e8
MR
2561enable_pic() {
2562 enable pic
bce7b696
MR
2563 add_cppflags -DPIC
2564 add_cflags -fPIC
2565 add_asflags -fPIC
e276d9e8
MR
2566}
2567
2568enabled pic && enable_pic
bce7b696 2569
b4d96ba2
MR
2570check_cc <<EOF || die "Symbol mangling check failed."
2571int ff_extern;
2572EOF
8182dc34 2573sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2574extern_prefix=${sym%%ff_extern*}
2575
f65883c8
MR
2576check_cc <<EOF && enable inline_asm
2577void foo(void) { __asm__ volatile ("" ::); }
2578EOF
61d251db 2579
df5e3978
MR
2580_restrict=
2581for restrict_keyword in restrict __restrict__ __restrict; do
2582 check_cc <<EOF && _restrict=$restrict_keyword && break
2583void foo(char * $restrict_keyword p);
2584EOF
2585done
2586
2587check_cc <<EOF && enable attribute_packed
2588struct { int x; } __attribute__((packed)) x;
2589EOF
2590
dffb41b9
MR
2591check_cc <<EOF && enable attribute_may_alias
2592union { int x; } __attribute__((may_alias)) x;
2593EOF
2594
df5e3978
MR
2595check_cc <<EOF || die "endian test failed"
2596unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2597EOF
48fc536a 2598od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2599
e939cedd
MR
2600if enabled alpha; then
2601
2602 check_cflags -mieee
2603
2604elif enabled arm; then
e45391bb 2605
50fa82e6 2606 check_cflags -marm
301ab19d 2607 nogas=die
50fa82e6 2608
44caaa56
MR
2609 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2610 enable vfp_args
2611 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2612 case "${cross_prefix:-$cc}" in
2613 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2614 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2615__asm__ (".eabi_attribute 28, 1");
2616int main(void) { return 0; }
2617EOF
44caaa56
MR
2618 esac
2619 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2620 fi
fa0912fe
MR
2621
2622 # We have to check if pld is a nop and disable it.
2623 check_asm pld '"pld [r0]"'
2624
2625 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2626 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2627 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2628 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2629 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2630 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2631 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2632
e276d9e8
MR
2633 enabled_all armv6t2 shared !pic && enable_pic
2634
fa0912fe 2635elif enabled mips; then
e45391bb 2636
fa0912fe
MR
2637 check_asm loongson '"dmult.g $1, $2, $3"'
2638 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2639
fa0912fe 2640elif enabled ppc; then
e45391bb 2641
e6a0c354
MR
2642 enable local_aligned_8 local_aligned_16
2643
135448fa 2644 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2645 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2646 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2647 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2648
2649 # AltiVec flags: The FSF version of GCC differs from the Apple version
2650 if enabled altivec; then
301ab19d 2651 nogas=warn
fa0912fe
MR
2652 check_cflags -maltivec -mabi=altivec &&
2653 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2654 check_cflags -faltivec
2655
2656 # check if our compiler supports Motorola AltiVec C API
2657 check_cc <<EOF || disable altivec
2658$inc_altivec_h
2659int main(void) {
2660 vector signed int v1, v2, v3;
2661 v1 = vec_add(v2,v3);
2662 return 0;
2663}
2664EOF
2665
2666 # check if our compiler supports braces for vector declarations
2667 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2668$inc_altivec_h
2669int main (void) { (vector int) {1}; return 0; }
2670EOF
2671 fi
e45391bb 2672
fa0912fe 2673elif enabled sparc; then
e45391bb 2674
fa0912fe
MR
2675 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2676 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2677
fa0912fe 2678elif enabled x86; then
e45391bb 2679
e6a0c354
MR
2680 enable local_aligned_8 local_aligned_16
2681
44965991
PI
2682 # check whether EBP is available on x86
2683 # As 'i' is stored on the stack, this program will crash
2684 # if the base pointer is used to access it because the
2685 # base pointer is cleared in the inline assembly code.
7dfef245 2686 check_exec_crash <<EOF && enable ebp_available
44965991 2687 volatile int i=0;
be449fca 2688 __asm__ volatile (
44965991
PI
2689 "xorl %%ebp, %%ebp"
2690 ::: "%ebp");
2691 return i;
44965991
PI
2692EOF
2693
f494213c 2694 # check whether EBX is available on x86
7cee5421
MR
2695 check_asm ebx_available '""::"b"(0)' &&
2696 check_asm ebx_available '"":::"%ebx"'
8e380710 2697
6f74fb03
RP
2698 # check whether xmm clobbers are supported
2699 check_asm xmm_clobbers '"":::"%xmm0"'
2700
d3a4b4e0
DB
2701 # check whether more than 10 operands are supported
2702 check_cc <<EOF && enable ten_operands
2703int main(void) {
2704 int x=0;
2705 __asm__ volatile(
2706 ""
2707 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2708 );
2709 return 0;
2710}
2711EOF
2712
d7f0920b 2713 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2714 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2715 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2716
2717 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2718
9cca1e40 2719 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2720 if check_cmd $yasmexe --version; then
2721 enabled x86_64 && yasm_extra="-m amd64"
2722 yasm_debug="-g dwarf2"
2723 elif check_cmd nasm -v; then
2724 yasmexe=nasm
2725 yasm_debug="-g -F dwarf"
2726 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2727 fi
2728
2729 YASMFLAGS="-f $objformat $yasm_extra"
2730 enabled pic && append YASMFLAGS "-DPIC"
2731 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2732 case "$objformat" in
2733 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2734 esac
2735
48545a8f 2736 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2737 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2738 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2739 fi
e45391bb 2740
669b5583
MR
2741 case "$cpu" in
2742 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2743 disable fast_clz
2744 ;;
2745 esac
2746
44965991
PI
2747fi
2748
301ab19d
MR
2749if enabled asm; then
2750 as=${gas:=$as}
2751 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2752 $nogas "GNU assembler not found, install gas-preprocessor"
2753fi
2754
4a7e068b
MR
2755check_ldflags -Wl,--as-needed
2756
a98bb16d
RP
2757if check_func dlopen; then
2758 ldl=
2759elif check_func dlopen -ldl; then
2760 ldl=-ldl
8bf5d58f
MN
2761fi
2762
54fe299b
DV
2763if enabled network; then
2764 check_type "sys/types.h sys/socket.h" socklen_t
2765 check_type netdb.h "struct addrinfo"
2766 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2767 check_type netinet/in.h "struct sockaddr_in6"
2768 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2769 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2770 # Prefer arpa/inet.h over winsock2
2771 if check_header arpa/inet.h ; then
2772 check_func closesocket
2773 elif check_header winsock2.h ; then
2774 check_func_headers winsock2.h closesocket -lws2 && \
2775 network_extralibs="-lws2" || \
2776 { check_func_headers winsock2.h closesocket -lws2_32 && \
2777 network_extralibs="-lws2_32"; }
2778 check_type ws2tcpip.h socklen_t
2779 check_type ws2tcpip.h "struct addrinfo"
2780 check_type ws2tcpip.h "struct ipv6_mreq"
2781 check_type ws2tcpip.h "struct sockaddr_in6"
2782 check_type ws2tcpip.h "struct sockaddr_storage"
2783 check_struct winsock2.h "struct sockaddr" sa_len
2784 else
2785 disable network
2786 fi
2787fi
2788
75ecf149
DB
2789# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2790check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2791
534a2231 2792check_func fcntl
7483e694 2793check_func fork
84882df6 2794check_func getaddrinfo $network_extralibs
7483e694
DB
2795check_func gethrtime
2796check_func getrusage
fc5607f8 2797check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2798check_func inet_aton $network_extralibs
abfc8d05 2799check_func isatty
a5b64584 2800check_func localtime_r
4ae40685 2801check_func ${malloc_prefix}memalign && enable memalign
7483e694 2802check_func mkstemp
0328b9ea 2803check_func mmap
4ae40685 2804check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2805check_func setrlimit
87958234 2806check_func strerror_r
47941088 2807check_func strtok_r
b507ebd1 2808check_func_headers io.h setmode
e4673692 2809check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2810check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2811check_func_headers windows.h GetProcessTimes
73f6d31e 2812check_func_headers windows.h MapViewOfFile
7c5bfe7a 2813check_func_headers windows.h VirtualAlloc
6ffa87d3 2814
a98bb16d 2815check_header dlfcn.h
92c6a099 2816check_header dxva2api.h
a98bb16d 2817check_header malloc.h
bf6ce82d 2818check_header poll.h
b58412f1 2819check_header sys/mman.h
b091aa44 2820check_header sys/resource.h
bf6ce82d 2821check_header sys/select.h
272081b0
CEH
2822check_header vdpau/vdpau.h
2823check_header vdpau/vdpau_x11.h
68178ca9 2824check_header X11/extensions/XvMClib.h
a98bb16d 2825
9104cd51
RP
2826check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2827
a4fa192c 2828disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2829disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2830
2831# check for some common methods of building with pthread support
2832# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2833if ! disabled pthreads && ! enabled w32threads; then
2834 enable pthreads
9e7fd101
MR
2835 if check_func pthread_create; then
2836 :
2837 elif check_func pthread_create -pthread; then
2838 add_cflags -pthread
afc9aee2 2839 add_extralibs -pthread
9e7fd101
MR
2840 elif check_func pthread_create -pthreads; then
2841 add_cflags -pthreads
afc9aee2 2842 add_extralibs -pthreads
8d94f606
GT
2843 elif check_func pthread_create -lpthreadGC2; then
2844 add_extralibs -lpthreadGC2
9e7fd101 2845 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2846 disable pthreads
9e7fd101 2847 fi
57bd82d4
MR
2848fi
2849
8eee7025 2850for thread in $THREADS_LIST; do
e5f94c2b 2851 if enabled $thread; then
3ae3b721
RP
2852 test -n "$thread_type" &&
2853 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2854 thread_type="$thread"
e5f94c2b
RP
2855 fi
2856done
2857
50f7c296 2858check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2859enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2860
645d2652
MR
2861check_mathfunc exp2
2862check_mathfunc exp2f
2863check_mathfunc llrint
07876e25 2864check_mathfunc llrintf
645d2652
MR
2865check_mathfunc log2
2866check_mathfunc log2f
2867check_mathfunc lrint
2868check_mathfunc lrintf
2869check_mathfunc round
2870check_mathfunc roundf
23d3931a 2871check_mathfunc trunc
645d2652 2872check_mathfunc truncf
f32adb22 2873
57bd82d4 2874# these are off by default, so fail if requested and not available
a1b3c5a3 2875enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2876enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
4fa18c56
MR
2877enabled libdirac && require_pkg_config dirac \
2878 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2879 "dirac_decoder_init dirac_encoder_init"
79fda097 2880enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2881enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2882enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2883enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2884enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2885enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2886enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2887enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2888enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
4fa18c56
MR
2889enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2890enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2891enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2892enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2893enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2894enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2895enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2896enabled libvpx && {
2897 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2898 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2899 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2900 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2901enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
e25c6710
JM
2902 { check_cpp_condition x264.h "X264_BUILD >= 115" ||
2903 die "ERROR: libx264 version must be >= 0.115."; }
de295976 2904enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2905enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2906enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2907
0b4a1821
AS
2908# libdc1394 check
2909if enabled libdc1394; then
2910 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2911 enable libdc1394_2; } ||
2912 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2913 enable libdc1394_1; } ||
2914 die "ERROR: No version of libdc1394 found "
2915fi
2916
8f1b06c8 2917if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2918 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2919 enable sdl &&
2920 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2921fi
57bd82d4 2922
2270b4b2 2923texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2924
c6f95144 2925check_header linux/fb.h
06e31011
RP
2926check_header linux/videodev.h
2927check_header linux/videodev2.h
1b6e8b73 2928check_header sys/videoio.h
47f38850 2929
27796dc3 2930check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2931# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2932# w32api 3.12 had it defined wrong
2933check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2934
f8aa696f 2935# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2936{ check_header dev/bktr/ioctl_meteor.h &&
2937 check_header dev/bktr/ioctl_bt848.h; } ||
2938{ check_header machine/ioctl_meteor.h &&
2939 check_header machine/ioctl_bt848.h; } ||
2940{ check_header dev/video/meteor/ioctl_meteor.h &&
2941 check_header dev/video/bktr/ioctl_bt848.h; } ||
2942check_header dev/ic/bt8xx.h
f8aa696f 2943
15d59d2c 2944check_header sndio.h
c7682de0
RP
2945check_header sys/soundcard.h
2946check_header soundcard.h
deb29777 2947
b6f3d925 2948enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2949
0e57fe17 2950enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2951
15d59d2c
B
2952enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
2953
56a059ac 2954enabled x11grab &&
f58f4ce1
GP
2955check_header X11/Xlib.h &&
2956check_header X11/extensions/XShm.h &&
0a045661 2957check_header X11/extensions/Xfixes.h &&
f58f4ce1 2958check_func XOpenDisplay -lX11 &&
781c1aa6
R
2959check_func XShmCreateImage -lX11 -lXext &&
2960check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2961
598ef02b 2962if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2963check_cpp_condition \
2964 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2965 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2966 disable vdpau; }
abf649c7 2967fi
deda2a4a 2968
95e561ec 2969enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2970
2971# add some useful compiler flags if supported
2972check_cflags -Wdeclaration-after-statement
dcd479c0 2973check_cflags -Wall
440e3b2f 2974check_cflags -Wno-parentheses
dcd479c0 2975check_cflags -Wno-switch
c07bd6a9
MN
2976check_cflags -Wdisabled-optimization
2977check_cflags -Wpointer-arith
2978check_cflags -Wredundant-decls
cc1fb623 2979check_cflags -Wno-pointer-sign
f4929996 2980check_cflags -Wcast-qual
9aceb3cf 2981check_cflags -Wwrite-strings
652a5bf6 2982check_cflags -Wtype-limits
764551c6 2983check_cflags -Wundef
fc298fd9 2984check_cflags -Wmissing-prototypes
5af4e0cc 2985enabled extra_warnings && check_cflags -Winline
cf9d24ad 2986
57bd82d4 2987# add some linker flags
5c0e9479 2988check_ldflags -Wl,--warn-common
798b2646 2989check_ldflags -Wl,-rpath-link,libpostproc -Wl,-rpath-link,libswscale -Wl,-rpath-link,libavfilter -Wl,-rpath-link,libavdevice -Wl,-rpath-link,libavformat -Wl,-rpath-link,libavcodec -Wl,-rpath-link,libavutil
fef2d661 2990test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 2991
a482e61b 2992echo "X{};" > $TMPV
b462d132 2993if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2994 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2995 check_cc <<EOF && enable symver_asm_label
2996void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2997void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2998EOF
2999 check_cc <<EOF && enable symver_gnu_asm
3000__asm__(".symver ff_foo,av_foo@VERSION");
3001void ff_foo(void) {}
3002EOF
3003fi
a482e61b 3004
bd2216e4 3005if enabled small; then
14ca9cd0 3006 add_cflags $size_cflags
8400d6b8
DB
3007 optimizations="small"
3008elif enabled optimizations; then
14ca9cd0 3009 add_cflags $speed_cflags
b05394a0
MR
3010else
3011 add_cflags $noopt_cflags
cddf3f45 3012fi
11fdbc44 3013check_cflags -fno-math-errno
b2eb2ff0 3014check_cflags -fno-signed-zeros
cddf3f45 3015
629687f6 3016if enabled icc; then
b1598b58
MR
3017 # Just warnings, no remarks
3018 check_cflags -w1
3019 # -wd: Disable following warnings
3020 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3021 # 1292: attribute "foo" ignored
b1598b58 3022 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3023 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3024 # 10156: ignoring option '-W'; no argument required
91bcad19 3025 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3026 # 11030: Warning unknown option --as-needed
3027 # 10156: ignoring option '-export'; no argument required
3028 check_ldflags -wd10156,11030
3029 # Allow to compile with optimizations
3030 check_ldflags -march=$cpu
be2cf98a
CEH
3031 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3032 enable ebp_available
bdefad73
MR
3033 if enabled x86_32; then
3034 test ${icc_version%%.*} -ge 11 && \
3035 check_cflags -falign-stack=maintain-16-byte || \
3036 disable aligned_stack
3037 fi
df442a8d
MR
3038elif enabled ccc; then
3039 # disable some annoying warnings
3040 add_cflags -msg_disable cvtu32to64
3041 add_cflags -msg_disable embedcomment
3042 add_cflags -msg_disable needconstext
3043 add_cflags -msg_disable nomainieee
3044 add_cflags -msg_disable ptrmismatch1
3045 add_cflags -msg_disable unreachcode
973859f5
MR
3046elif enabled gcc; then
3047 check_cflags -fno-tree-vectorize
765e6134 3048 check_cflags -Werror=implicit-function-declaration
de63bfec 3049 check_cflags -Werror=missing-prototypes
613a4e3f
MR
3050elif enabled llvm_gcc; then
3051 check_cflags -mllvm -stack-alignment=16
06da6943 3052elif enabled clang; then
5c8ef670 3053 check_cflags -mllvm -stack-alignment=16
06da6943 3054 check_cflags -Qunused-arguments
138132be
MR
3055elif enabled armcc; then
3056 # 2523: use of inline assembler is deprecated
bcafde61
MR
3057 add_cflags -W${armcc_opt},--diag_suppress=2523
3058 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3059 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3060 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
587d24ff
MR
3061elif enabled tms470; then
3062 add_cflags -pds=824 -pds=837
5f3b8314
MR
3063elif enabled pathscale; then
3064 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3065fi
3066
7483e694
DB
3067enabled_any $THREADS_LIST && enable threads
3068
3069check_deps $CONFIG_LIST \
b6bb00b0 3070 $CONFIG_EXTRA \
7483e694
DB
3071 $HAVE_LIST \
3072 $DECODER_LIST \
3073 $ENCODER_LIST \
5666fd73 3074 $HWACCEL_LIST \
7483e694
DB
3075 $PARSER_LIST \
3076 $BSF_LIST \
3077 $DEMUXER_LIST \
3078 $MUXER_LIST \
f7679c54 3079 $FILTER_LIST \
7483e694
DB
3080 $INDEV_LIST \
3081 $OUTDEV_LIST \
3082 $PROTOCOL_LIST \
57442411
MR
3083 $ACODEC_TESTS \
3084 $VCODEC_TESTS \
3085 $LAVF_TESTS \
48c28162 3086 $LAVFI_TESTS \
b9d5f1b7 3087 $SEEK_TESTS \
f70f03f6 3088
3bfd582c 3089enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3090
9bbd6a4c
MR
3091! enabled_any memalign posix_memalign malloc_aligned &&
3092 enabled_any $need_memalign && enable memalign_hack
3093
3e89171a 3094echo "install prefix $prefix"
f36958f8
DB
3095echo "source path $source_path"
3096echo "C compiler $cc"
f36958f8 3097echo "ARCH $arch ($cpu)"
ce8871c2
MR
3098if test "$build_suffix" != ""; then
3099 echo "build suffix $build_suffix"
eb94aca9 3100fi
ac63af34
DB
3101if test "$extra_version" != ""; then
3102 echo "version string suffix $extra_version"
3103fi
0db2ce77 3104echo "big-endian ${bigendian-no}"
e90f5b5a 3105echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3106if enabled x86; then
6348a96c 3107 echo "${yasmexe} ${yasm-no}"
0db2ce77 3108 echo "MMX enabled ${mmx-no}"
30e98e62 3109 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3110 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3111 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3112 echo "SSE enabled ${sse-no}"
30e98e62 3113 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3114 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3115 echo "CMOV enabled ${cmov-no}"
3116 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3117 echo "EBX available ${ebx_available-no}"
3118 echo "EBP available ${ebp_available-no}"
d3a4b4e0 3119 echo "10 operands supported ${ten_operands-no}"
e41e8342 3120fi
5b6c2cbd 3121if enabled arm; then
0db2ce77
MR
3122 echo "ARMv5TE enabled ${armv5te-no}"
3123 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3124 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3125 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3126 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3127 echo "NEON enabled ${neon-no}"
eba9ae3c 3128fi
5b6c2cbd 3129if enabled mips; then
0db2ce77 3130 echo "MMI enabled ${mmi-no}"
e41e8342 3131fi
5b6c2cbd 3132if enabled ppc; then
0db2ce77 3133 echo "AltiVec enabled ${altivec-no}"
30e98e62 3134 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3135 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3136fi
3137if enabled sparc; then
3138 echo "VIS enabled ${vis-no}"
e41e8342 3139fi
0db2ce77 3140echo "debug symbols ${debug-no}"
8400d6b8 3141echo "optimizations ${optimizations-no}"
0db2ce77
MR
3142echo "static ${static-no}"
3143echo "shared ${shared-no}"
4a24ab64 3144echo "postprocessing support ${postproc-no}"
f7679c54 3145echo "new filter support ${avfilter-no}"
0db2ce77 3146echo "network support ${network-no}"
0db2ce77
MR
3147echo "threading support ${thread_type-no}"
3148echo "SDL support ${sdl-no}"
0db2ce77
MR
3149echo "Sun medialib support ${mlib-no}"
3150echo "AVISynth enabled ${avisynth-no}"
47941088 3151echo "frei0r enabled ${frei0r-no}"
f7b8bffe 3152echo "libdc1394 support ${libdc1394-no}"
690bfceb 3153echo "libdirac enabled ${libdirac-no}"
0db2ce77 3154echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
3155echo "libgsm enabled ${libgsm-no}"
3156echo "libmp3lame enabled ${libmp3lame-no}"
3157echo "libnut enabled ${libnut-no}"
0b175caa
DB
3158echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3159echo "libopencore-amrwb support ${libopencore_amrwb-no}"
6ebf0bfc 3160echo "libopencv support ${libopencv-no}"
9a77d59a 3161echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 3162echo "librtmp enabled ${librtmp-no}"
f7cd9eed 3163echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 3164echo "libspeex enabled ${libspeex-no}"
0db2ce77 3165echo "libtheora enabled ${libtheora-no}"
f4f05c45 3166echo "libva enabled ${vaapi-no}"
d89e738a 3167echo "libvo-aacenc support ${libvo_aacenc-no}"
f502ff3f 3168echo "libvo-amrwbenc support ${libvo_amrwbenc-no}"
0db2ce77 3169echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 3170echo "libvpx enabled ${libvpx-no}"
d6bd62db 3171echo "libx264 enabled ${libx264-no}"
de295976 3172echo "libxavs enabled ${libxavs-no}"
d6bd62db 3173echo "libxvid enabled ${libxvid-no}"
0db2ce77 3174echo "zlib enabled ${zlib-no}"
f402916e 3175echo "bzlib enabled ${bzlib-no}"
2c62e737 3176echo
de6d9b64 3177
5666fd73 3178for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 3179 echo "Enabled ${type}s:"
f65c9da1 3180 eval list=\$$(toupper $type)_LIST
fda299f0 3181 print_enabled '_*' $list | sort | pr -r -3 -t
f65c9da1 3182 echo
8138b9db
RP
3183done
3184
ba7a7039 3185license="LGPL version 2.1 or later"
ba321adb 3186if enabled nonfree; then
ba7a7039 3187 license="nonfree and unredistributable"
9cad0e4e
DB
3188elif enabled gplv3; then
3189 license="GPL version 3 or later"
3190elif enabled lgplv3; then
3191 license="LGPL version 3 or later"
ba321adb 3192elif enabled gpl; then
ba7a7039 3193 license="GPL version 2 or later"
ba321adb
JK
3194fi
3195
3196echo "License: $license"
ca5323af 3197
cf1392e9
DB
3198echo "Creating config.mak and config.h..."
3199
df642790
MR
3200# build tree in object directory if source path is different from current one
3201if enabled source_path_used; then
3202 DIRS="
3203 doc
3204 libavcodec
3205 libavcodec/$arch
3206 libavdevice
3207 libavfilter
2c1da681 3208 libavfilter/$arch
df642790
MR
3209 libavformat
3210 libavutil
3211 libavutil/$arch
3212 libpostproc
3213 libswscale
3214 libswscale/$arch
3215 tests
3216 tools
3217 "
3218 FILES="
3219 Makefile
3220 common.mak
3221 subdir.mak
3222 doc/texi2pod.pl
3223 libavcodec/Makefile
43f60eba 3224 libavcodec/${arch}/Makefile
df642790
MR
3225 libavdevice/Makefile
3226 libavfilter/Makefile
483480b5 3227 libavfilter/${arch}/Makefile
df642790
MR
3228 libavformat/Makefile
3229 libavutil/Makefile
3230 libpostproc/Makefile
3231 libswscale/Makefile
3232 "
e0e335a0 3233 map 'mkdir -p $v' $DIRS;
43f60eba 3234 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
3235fi
3236
72cfcf41
MR
3237config_files="$TMPH config.mak"
3238
173c983b
MR
3239cat > config.mak <<EOF
3240# Automatically generated by configure - do not modify!
29ba0911
JG
3241ifndef LIBAV_CONFIG_MAK
3242LIBAV_CONFI