Fix an "assignment from incompatible pointer type" warning in av_read_frame_internal
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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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
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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 "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
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 "$0" "$@"
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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."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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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
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
06454877 93 --enable-avfilter-lavf video filters dependent on avformat [no]
0dbfc1db 94 --disable-pthreads disable pthreads [auto]
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95 --enable-w32threads use Win32 threads [no]
96 --enable-x11grab enable X11 grabbing [no]
97 --disable-network disable network support [no]
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98 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101 --disable-fastdiv disable table-based division
102 --enable-small optimize for size instead of speed
103 --disable-aandct disable AAN DCT code
7f3f5f46 104 --disable-dct disable DCT code
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105 --disable-fft disable FFT code
106 --disable-golomb disable Golomb code
107 --disable-lpc disable LPC code
108 --disable-mdct disable MDCT code
109 --disable-rdft disable RDFT code
110 --disable-vaapi disable VAAPI code
111 --disable-vdpau disable VDPAU code
92c6a099 112 --disable-dxva2 disable DXVA2 code
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113 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
114 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
115 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 116 --disable-everything disable all components listed below
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117 --disable-encoder=NAME disable encoder NAME
118 --enable-encoder=NAME enable encoder NAME
119 --disable-encoders disable all encoders
120 --disable-decoder=NAME disable decoder NAME
121 --enable-decoder=NAME enable decoder NAME
122 --disable-decoders disable all decoders
123 --disable-hwaccel=NAME disable hwaccel NAME
124 --enable-hwaccel=NAME enable hwaccel NAME
125 --disable-hwaccels disable all hwaccels
126 --disable-muxer=NAME disable muxer NAME
127 --enable-muxer=NAME enable muxer NAME
128 --disable-muxers disable all muxers
129 --disable-demuxer=NAME disable demuxer NAME
130 --enable-demuxer=NAME enable demuxer NAME
131 --disable-demuxers disable all demuxers
132 --enable-parser=NAME enable parser NAME
133 --disable-parser=NAME disable parser NAME
134 --disable-parsers disable all parsers
135 --enable-bsf=NAME enable bitstream filter NAME
136 --disable-bsf=NAME disable bitstream filter NAME
137 --disable-bsfs disable all bitstream filters
138 --enable-protocol=NAME enable protocol NAME
139 --disable-protocol=NAME disable protocol NAME
140 --disable-protocols disable all protocols
141 --disable-indev=NAME disable input device NAME
142 --disable-outdev=NAME disable output device NAME
143 --disable-indevs disable input devices
144 --disable-outdevs disable output devices
145 --disable-devices disable all devices
146 --enable-filter=NAME enable filter NAME
147 --disable-filter=NAME disable filter NAME
148 --disable-filters disable all filters
149 --list-decoders show all available decoders
150 --list-encoders show all available encoders
151 --list-hwaccels show all available hardware accelerators
152 --list-muxers show all available muxers
153 --list-demuxers show all available demuxers
154 --list-parsers show all available parsers
155 --list-protocols show all available protocols
156 --list-bsfs show all available bitstream filters
157 --list-indevs show all available input devices
158 --list-outdevs show all available output devices
159 --list-filters show all available filters
160
161External library support:
162 --enable-avisynth enable reading of AVISynth script files [no]
163 --enable-bzlib enable bzlib [autodetect]
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]
166 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
167 and libraw1394 [no]
168 --enable-libdirac enable Dirac support via libdirac [no]
169 --enable-libfaac enable FAAC support via libfaac [no]
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170 --enable-libgsm enable GSM support via libgsm [no]
171 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
172 --enable-libnut enable NUT (de)muxing via libnut,
173 native (de)muxer exists [no]
174 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 175 --enable-librtmp enable RTMP[E] support via librtmp [no]
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176 --enable-libschroedinger enable Dirac support via libschroedinger [no]
177 --enable-libspeex enable Speex decoding via libspeex [no]
178 --enable-libtheora enable Theora encoding via libtheora [no]
179 --enable-libvorbis enable Vorbis encoding via libvorbis,
180 native implementation exists [no]
8299a7f8 181 --enable-libvpx enable VP8 support via libvpx [no]
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182 --enable-libx264 enable H.264 encoding via x264 [no]
183 --enable-libxvid enable Xvid encoding via xvidcore,
184 native MPEG-4/Xvid encoder exists [no]
185 --enable-mlib enable Sun medialib [no]
186 --enable-zlib enable zlib [autodetect]
187
188Advanced options (experts only):
189 --source-path=PATH path to source code [$source_path]
190 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
191 --enable-cross-compile assume a cross-compiler is used
192 --sysroot=PATH root of cross-build tree
193 --sysinclude=PATH location of cross-build system headers
194 --target-os=OS compiler targets OS [$target_os]
195 --target-exec=CMD command to run executables on target
196 --target-path=DIR path to view of build directory on target
197 --nm=NM use nm tool
121d78d0 198 --ar=AR use archive tool AR [$ar_default]
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199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
c8a4ae00 214 --disable-asm disable all assembler optimizations
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215 --disable-altivec disable AltiVec optimizations
216 --disable-amd3dnow disable 3DNow! optimizations
217 --disable-amd3dnowext disable 3DNow! extended optimizations
218 --disable-mmx disable MMX optimizations
219 --disable-mmx2 disable MMX2 optimizations
220 --disable-sse disable SSE optimizations
221 --disable-ssse3 disable SSSE3 optimizations
222 --disable-armv5te disable armv5te optimizations
223 --disable-armv6 disable armv6 optimizations
224 --disable-armv6t2 disable armv6t2 optimizations
225 --disable-armvfp disable ARM VFP optimizations
226 --disable-iwmmxt disable iwmmxt optimizations
227 --disable-mmi disable MMI optimizations
228 --disable-neon disable neon optimizations
229 --disable-vis disable VIS optimizations
230 --disable-yasm disable use of yasm assembler
231 --enable-pic build position-independent code
4ae40685 232 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 233 --enable-sram allow use of on-chip SRAM
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234
235Developer options (useful when working on FFmpeg itself):
236 --disable-debug disable debugging symbols
237 --enable-debug=LEVEL set the debug level [$debuglevel]
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238 --disable-optimizations disable compiler optimizations
239 --enable-extra-warnings enable more compiler warnings
240 --disable-stripping disable stripping of executables and shared libraries
2fad0977 241 --samples=PATH location of test samples for FATE
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242
243NOTE: Object files are built at the place where configure is launched.
244EOF
60e8bc13 245 exit 0
74c53c2d 246}
cf9d24ad 247
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248quotes='""'
249
57bd82d4 250log(){
2270b4b2 251 echo "$@" >> $logfile
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252}
253
720c69da 254log_file(){
c8e9f801 255 log BEGIN $1
2270b4b2 256 pr -n -t $1 >> $logfile
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257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
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263}
264
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265warn(){
266 log "WARNING: $*"
267 WARNINGS="${WARNINGS}WARNING: $*\n"
268}
269
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270die(){
271 echolog "$@"
272 cat <<EOF
d326cf7f 273
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274If you think configure made a mistake, make sure you are using the latest
275version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 276ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 277EOF
e155a21a 278 if disabled logging; then
2ba042a7 279 cat <<EOF
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280Rerun configure with logging enabled (do not use --disable-logging), and
281include the log this produces with your report.
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282EOF
283 else
284cat <<EOF
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285Include the log file "$logfile" produced by configure as this will help
286solving the problem.
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287EOF
288 fi
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289 exit 1
290}
291
6c6007d6 292# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 293toupper(){
6c6007d6 294 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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295}
296
4a5444db 297tolower(){
6c6007d6 298 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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299}
300
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301c_escape(){
302 echo "$*" | sed 's/["\\]/\\\0/g'
303}
304
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305sh_quote(){
306 v=$(echo "$1" | sed "s/'/'\\\\''/g")
307 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
308 echo "$v"
309}
310
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311filter(){
312 pat=$1
313 shift
314 for v; do
98ef6079 315 eval "case $v in $pat) echo $v ;; esac"
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316 done
317}
318
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319map(){
320 m=$1
321 shift
e0e335a0 322 for v; do eval $m; done
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323}
324
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325set_all(){
326 value=$1
327 shift
328 for var in $*; do
329 eval $var=$value
330 done
331}
332
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333set_weak(){
334 value=$1
335 shift
336 for var; do
337 eval : \${$var:=$value}
338 done
339}
340
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341pushvar(){
342 for var in $*; do
343 eval level=\${${var}_level:=0}
344 eval ${var}_${level}="\$$var"
345 eval ${var}_level=$(($level+1))
346 done
347}
348
349popvar(){
350 for var in $*; do
351 eval level=\${${var}_level:-0}
352 test $level = 0 && continue
353 eval level=$(($level-1))
354 eval $var="\${${var}_${level}}"
355 eval ${var}_level=$level
356 eval unset ${var}_${level}
357 done
358}
359
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360enable(){
361 set_all yes $*
362}
363
364disable(){
365 set_all no $*
366}
367
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368enable_weak(){
369 set_weak yes $*
370}
371
372disable_weak(){
373 set_weak no $*
374}
375
72702705 376enable_safe(){
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377 for var; do
378 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
379 done
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380}
381
382disable_safe(){
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383 for var; do
384 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
385 done
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386}
387
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388do_enable_deep(){
389 for var; do
390 enabled $var && continue
391 eval sel="\$${var}_select"
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392 eval sgs="\$${var}_suggest"
393 pushvar var sgs
f9d328da 394 enable_deep $sel
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395 popvar sgs
396 enable_deep_weak $sgs
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397 popvar var
398 done
399}
400
401enable_deep(){
402 do_enable_deep $*
403 enable $*
404}
405
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406enable_deep_weak(){
407 do_enable_deep $*
408 enable_weak $*
409}
410
57bd82d4 411enabled(){
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412 test "${1#!}" = "$1" && op== || op=!=
413 eval test "x\$${1#!}" $op "xyes"
44161118
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414}
415
37970ebf 416disabled(){
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417 test "${1#!}" = "$1" && op== || op=!=
418 eval test "x\$${1#!}" $op "xno"
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419}
420
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421enabled_all(){
422 for opt; do
423 enabled $opt || return 1
424 done
425}
426
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427disabled_all(){
428 for opt; do
429 disabled $opt || return 1
430 done
431}
432
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433enabled_any(){
434 for opt; do
435 enabled $opt && return 0
436 done
437}
438
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439disabled_any(){
440 for opt; do
441 disabled $opt && return 0
442 done
f7b230a7 443 return 1
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444}
445
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446set_default(){
447 for opt; do
88268e94 448 eval : \${$opt:=\$${opt}_default}
c9d19248
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449 done
450}
451
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452is_in(){
453 value=$1
454 shift
455 for var in $*; do
456 [ $var = $value ] && return 0
457 done
458 return 1
459}
460
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461check_deps(){
462 for cfg; do
3250003c 463 cfg="${cfg#!}"
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464 enabled ${cfg}_checking && die "Circular dependency for $cfg."
465 disabled ${cfg}_checking && continue
466 enable ${cfg}_checking
467
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468 eval dep_all="\$${cfg}_deps"
469 eval dep_any="\$${cfg}_deps_any"
7ef3425f 470 eval dep_sel="\$${cfg}_select"
c510c7b5 471 eval dep_sgs="\$${cfg}_suggest"
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472 eval dep_ifa="\$${cfg}_if"
473 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 474
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475 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
476 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
477 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 478
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479 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
480 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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481 enabled_all $dep_all || disable $cfg
482 enabled_any $dep_any || disable $cfg
7ef3425f 483 disabled_any $dep_sel && disable $cfg
799c9e9b 484
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485 if enabled $cfg; then
486 eval dep_extralibs="\$${cfg}_extralibs"
487 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 488 enable_deep $dep_sel
c510c7b5 489 enable_deep_weak $dep_sgs
4ec45764
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490 fi
491
799c9e9b 492 disable ${cfg}_checking
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493 done
494}
495
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496print_config(){
497 pfx=$1
498 header=$2
499 makefile=$3
500 shift 3
501 for cfg; do
5e622c40 502 ucname="$(toupper $cfg)"
44161118 503 if enabled $cfg; then
3d907e22 504 echo "#define ${pfx}${ucname} 1" >> $header
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505 echo "${pfx}${ucname}=yes" >> $makefile
506 else
b250f9c6 507 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 508 echo "!${pfx}${ucname}=yes" >> $makefile
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509 fi
510 done
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511}
512
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513append(){
514 var=$1
515 shift
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516 eval "$var=\"\$$var $*\""
517}
518
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519prepend(){
520 var=$1
521 shift
522 eval "$var=\"$* \$$var\""
523}
524
50a334e4 525add_cppflags(){
caf458dd 526 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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527}
528
57bd82d4 529add_cflags(){
caf458dd 530 append CFLAGS $($filter_cflags "$@")
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531}
532
2f2e6c7c 533add_asflags(){
caf458dd 534 append ASFLAGS $($filter_asflags "$@")
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535}
536
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537add_ldflags(){
538 append LDFLAGS "$@"
539}
540
541add_extralibs(){
60361817 542 prepend extralibs "$@"
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543}
544
b0cfb663 545check_cmd(){
b3cb5d51 546 log "$@"
2270b4b2 547 "$@" >> $logfile 2>&1
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548}
549
dcd479c0 550check_cc(){
57bd82d4 551 log check_cc "$@"
2270b4b2 552 cat > $TMPC
720c69da 553 log_file $TMPC
50a334e4 554 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
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555}
556
557check_cpp(){
558 log check_cpp "$@"
2270b4b2 559 cat > $TMPC
720c69da 560 log_file $TMPC
9e7f3277 561 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
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562}
563
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564check_as(){
565 log check_as "$@"
566 cat > $TMPC
567 log_file $TMPC
2f2e6c7c 568 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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569}
570
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571check_asm(){
572 log check_asm "$@"
573 name="$1"
3784e82e 574 code="$2"
940f335a 575 shift 2
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576 disable $name
577 check_as "$@" <<EOF && enable $name
3784e82e 578void foo(void){ __asm__ volatile($code); }
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579EOF
580}
581
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582check_yasm(){
583 log check_yasm "$@"
584 echo "$1" > $TMPS
585 log_file $TMPS
586 shift 1
587 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
588}
589
dcd479c0 590check_ld(){
57bd82d4 591 log check_ld "$@"
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592 flags=''
593 libs=''
594 for f; do
595 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
596 done
2a194acd 597 check_cc $($filter_cflags $flags) || return
684b28e0 598 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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599}
600
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601check_cppflags(){
602 log check_cppflags "$@"
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603 set -- $($filter_cppflags "$@")
604 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
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605int x;
606EOF
607}
608
dcd479c0 609check_cflags(){
57bd82d4 610 log check_cflags "$@"
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611 set -- $($filter_cflags "$@")
612 check_cc "$@" <<EOF && append CFLAGS "$@"
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613int x;
614EOF
615}
616
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MR
617test_ldflags(){
618 log test_ldflags "$@"
619 check_ld "$@" <<EOF
c23a0ac8 620int main(void){ return 0; }
dcd479c0
MR
621EOF
622}
623
2ed46eea
MR
624check_ldflags(){
625 log check_ldflags "$@"
626 test_ldflags "$@" && add_ldflags "$@"
627}
628
dcd479c0 629check_header(){
57bd82d4 630 log check_header "$@"
dcd479c0
MR
631 header=$1
632 shift
b77df637
MR
633 disable_safe $header
634 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
635#include <$header>
636int x;
637EOF
638}
639
640check_func(){
57bd82d4 641 log check_func "$@"
dcd479c0
MR
642 func=$1
643 shift
d8bc5f06
MR
644 disable $func
645 check_ld "$@" <<EOF && enable $func
dcd479c0 646extern int $func();
c23a0ac8 647int main(void){ $func(); }
dcd479c0
MR
648EOF
649}
650
645d2652 651check_mathfunc(){
6b73c0ae 652 log check_mathfunc "$@"
645d2652
MR
653 func=$1
654 shift
655 disable $func
656 check_ld "$@" <<EOF && enable $func
657#include <math.h>
33bd38db
MR
658float foo(float f) { return $func(f); }
659int main(void){ return 0; }
645d2652
MR
660EOF
661}
662
2446d3d6
DB
663check_func_headers(){
664 log check_func_headers "$@"
f8d7b072
MR
665 headers=$1
666 func=$2
667 shift 2
668 disable $func
669 incs=""
670 for hdr in $headers; do
671 incs="$incs
672#include <$hdr>"
673 done
cd0d9a9d 674 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 675$incs
d6773f56 676int main(int argc, char **argv){
2b2c2a81 677 return (long) $func;
f8d7b072
MR
678}
679EOF
680}
681
a5344cf7
SS
682check_cpp_condition(){
683 log check_cpp_condition "$@"
684 header=$1
685 condition=$2
f855b7b9
MR
686 shift 2
687 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
688#include <$header>
689#if !($condition)
690#error "unsatisfied condition: $condition"
691#endif
692EOF
693}
694
57bd82d4
MR
695check_lib(){
696 log check_lib "$@"
697 header="$1"
698 func="$2"
699 shift 2
84400e9d 700 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
701}
702
f8d7b072
MR
703check_lib2(){
704 log check_lib2 "$@"
705 headers="$1"
706 func="$2"
707 shift 2
300cde27 708 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
709}
710
dcd479c0 711check_exec(){
2270b4b2 712 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
713}
714
7dfef245 715check_exec_crash(){
5e622c40 716 code=$(cat)
7dfef245
MR
717
718 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
719 # are safe but may not be available everywhere. Thus we use
720 # raise(SIGTERM) instead. The check is run in a subshell so we
721 # can redirect the "Terminated" message from the shell. SIGBUS
722 # is not defined by standard C so it is used conditionally.
723
2270b4b2 724 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
725#include <signal.h>
726static void sighandler(int sig){
727 raise(SIGTERM);
728}
e5af4a11 729int main(void){
7dfef245
MR
730 signal(SIGILL, sighandler);
731 signal(SIGFPE, sighandler);
732 signal(SIGSEGV, sighandler);
733#ifdef SIGBUS
734 signal(SIGBUS, sighandler);
735#endif
736 { $code }
737}
738EOF
739}
740
72be9e73
DY
741check_type(){
742 log check_type "$@"
743 headers=$1
744 type=$2
745 shift 2
ae550ce9 746 disable_safe "$type"
72be9e73
DY
747 incs=""
748 for hdr in $headers; do
749 incs="$incs
750#include <$hdr>"
751 done
ae550ce9 752 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
753$incs
754$type v;
755EOF
756}
757
14d36751
MR
758check_struct(){
759 log check_type "$@"
760 headers=$1
761 struct=$2
762 member=$3
763 shift 3
764 disable_safe "${struct}_${member}"
765 incs=""
766 for hdr in $headers; do
767 incs="$incs
768#include <$hdr>"
769 done
770 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
771$incs
772const void *p = &(($struct *)0)->$member;
773EOF
774}
775
57bd82d4
MR
776require(){
777 name="$1"
778 header="$2"
779 func="$3"
780 shift 3
781 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
782}
783
f8d7b072
MR
784require2(){
785 name="$1"
786 headers="$2"
787 func="$3"
788 shift 3
789 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
790}
791
f0125de9
MR
792check_host_cc(){
793 log check_host_cc "$@"
794 cat > $TMPC
795 log_file $TMPC
796 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
797}
798
799check_host_cflags(){
800 log check_host_cflags "$@"
801 check_host_cc "$@" <<EOF && append host_cflags "$@"
802int x;
803EOF
804}
805
c505dd31
MR
806apply(){
807 file=$1
808 shift
809 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
810}
811
c34681df
MR
812cp_if_changed(){
813 cmp -s "$1" "$2" &&
814 echo "$2 is unchanged" ||
815 cp -f "$1" "$2"
816}
817
dcd61286
DB
818# CONFIG_LIST contains configurable options, while HAVE_LIST is for
819# system-dependent things.
820
4a0d6686
AJ
821COMPONENT_LIST="
822 bsfs
823 decoders
824 demuxers
825 encoders
3cde40aa 826 filters
5666fd73 827 hwaccels
c552605c 828 indevs
4a0d6686 829 muxers
c552605c 830 outdevs
4a0d6686
AJ
831 parsers
832 protocols
833"
834
835CONFIG_LIST="
836 $COMPONENT_LIST
e8ed9b7a 837 aandct
5a0f7131
MR
838 avcodec
839 avdevice
f7679c54
VS
840 avfilter
841 avfilter_lavf
5a0f7131 842 avformat
c88f5d72 843 avisynth
f402916e 844 bzlib
7f3f5f46 845 dct
c73f65d9 846 doc
05aec7bb 847 dwt
92c6a099 848 dxva2
27a9466b 849 fastdiv
c88f5d72
MR
850 ffmpeg
851 ffplay
336ce917 852 ffprobe
c88f5d72 853 ffserver
1848f7d9 854 fft
4f034993 855 golomb
c88f5d72 856 gpl
d8d0d0b2 857 gray
4693b031 858 h264dsp
3abe5fbd 859 hardcoded_tables
f7b8bffe 860 libdc1394
690bfceb 861 libdirac
2eed5a46 862 libfaac
c88f5d72 863 libgsm
6ebe07fb 864 libmp3lame
c88f5d72 865 libnut
0b175caa
DB
866 libopencore_amrnb
867 libopencore_amrwb
9a77d59a 868 libopenjpeg
0f943ce6 869 librtmp
f7cd9eed 870 libschroedinger
ae14f311 871 libspeex
150d2772 872 libtheora
c88f5d72 873 libvorbis
8299a7f8 874 libvpx
1cc60c47
DB
875 libx264
876 libxvid
f4d608e3 877 lpc
b781cc12 878 lsp
47a158cb 879 mdct
c88f5d72 880 memalign_hack
a8150374 881 mlib
c88f5d72
MR
882 mpegaudio_hp
883 network
3fe142e2 884 nonfree
8a3c8627 885 pic
4a24ab64 886 postproc
68602540 887 rdft
e90f5b5a 888 runtime_cpudetect
2e35e684 889 shared
bd2216e4 890 small
6b35d421 891 sram
2e35e684 892 static
5a0f7131 893 swscale
a9ddb5b1 894 swscale_alpha
17492d5e
DB
895 vaapi
896 vdpau
9cad0e4e 897 version3
56a059ac 898 x11grab
c88f5d72 899 zlib
4a0d6686 900"
c88f5d72 901
8eee7025 902THREADS_LIST='
8eee7025
DB
903 pthreads
904 w32threads
905'
906
3f5b56e5
MR
907ARCH_LIST='
908 alpha
a2fc0f6a 909 arm
fdcd782d
MR
910 avr32
911 avr32_ap
912 avr32_uc
3f5b56e5
MR
913 bfin
914 ia64
915 m68k
916 mips
bae3abb0 917 mips64
3f5b56e5 918 parisc
79cb09b2 919 ppc
34d11b87 920 ppc64
3f5b56e5
MR
921 s390
922 sh4
923 sparc
924 sparc64
0844bae1 925 tomi
3f5b56e5
MR
926 x86
927 x86_32
928 x86_64
929'
930
931ARCH_EXT_LIST='
1ac9331a 932 altivec
3bf96eec 933 amd3dnow
a1ef9f08 934 amd3dnowext
1ac9331a 935 armv5te
edab3048 936 armv6
ab5cb084 937 armv6t2
f55b299a 938 armvfp
3f5b56e5
MR
939 iwmmxt
940 mmi
941 mmx
d7f0920b 942 mmx2
6b18d278 943 neon
799fde37 944 ppc4xx
1bb04d5a 945 sse
9eeed841 946 ssse3
bd9d34a0 947 vis
3f5b56e5
MR
948'
949
a3e02a8c
MR
950HAVE_LIST_PUB='
951 bigendian
952'
953
3f5b56e5
MR
954HAVE_LIST="
955 $ARCH_EXT_LIST
a3e02a8c 956 $HAVE_LIST_PUB
3f5b56e5 957 $THREADS_LIST
35fd8122 958 alsa_asoundlib_h
3f5b56e5 959 altivec_h
c9fdab0d 960 arpa_inet_h
dffb41b9 961 attribute_may_alias
e7ea5e3d 962 attribute_packed
6bd859d6 963 bswap
ecf97f22 964 closesocket
1ac9331a 965 cmov
e16e49ac 966 conio_h
c88f5d72 967 dcbzl
f8aa696f
DB
968 dev_bktr_ioctl_bt848_h
969 dev_bktr_ioctl_meteor_h
970 dev_ic_bt8xx_h
971 dev_video_meteor_ioctl_meteor_h
972 dev_video_bktr_ioctl_bt848_h
18b67ae5 973 dlfcn_h
c88f5d72 974 dlopen
bc574408 975 dos_paths
245626d0
DB
976 ebp_available
977 ebx_available
6b7c7703
VS
978 exp2
979 exp2f
c2a29455 980 fast_64bit
669b5583 981 fast_clz
7073e9fc 982 fast_cmov
7b829d2a 983 fast_unaligned
9d99cc5a 984 fork
84882df6 985 getaddrinfo
da9e86f8 986 gethrtime
fc5607f8 987 GetProcessMemoryInfo
4e68cb8a 988 GetProcessTimes
66be5b45 989 getrusage
fc5607f8 990 struct_rusage_ru_maxrss
2e1913b1 991 inet_aton
61d251db 992 inline_asm
abfc8d05 993 isatty
9f5ff83f 994 ldbrx
0b4a1821
AS
995 libdc1394_1
996 libdc1394_2
a33cab3a 997 llrint
07876e25 998 llrintf
d96cd429
MR
999 local_aligned_16
1000 local_aligned_8
291fd18a 1001 log2
6b7c7703 1002 log2f
85dd97ad 1003 loongson
a33cab3a 1004 lrint
c88f5d72 1005 lrintf
e4673692 1006 lzo1x_999_compress
f8aa696f
DB
1007 machine_ioctl_bt848_h
1008 machine_ioctl_meteor_h
c88f5d72
MR
1009 malloc_h
1010 memalign
6ffa87d3 1011 mkstemp
b4e806b2 1012 pld
1f91cdce 1013 posix_memalign
a33cab3a
MK
1014 round
1015 roundf
c88f5d72
MR
1016 sdl
1017 sdl_video_size
b507ebd1 1018 setmode
72be9e73 1019 socklen_t
deb29777 1020 soundcard_h
f8cda19e 1021 poll_h
0104b608 1022 setrlimit
87958234 1023 strerror_r
c0018613 1024 struct_addrinfo
b4d68544
MS
1025 struct_ipv6_mreq
1026 struct_sockaddr_in6
3b2372bf 1027 struct_sockaddr_sa_len
33a4dbdd 1028 struct_sockaddr_storage
b462d132
MR
1029 symver
1030 symver_gnu_asm
1031 symver_asm_label
b58412f1 1032 sys_mman_h
b091aa44 1033 sys_resource_h
81644c2e 1034 sys_select_h
deb29777 1035 sys_soundcard_h
1b6e8b73 1036 sys_videoio_h
d3a4b4e0 1037 ten_operands
e16e49ac 1038 termios_h
b265431e 1039 threads
7b04b8a0 1040 truncf
ce742de2 1041 vfp_args
7c5bfe7a 1042 VirtualAlloc
6ff3f3e7 1043 winsock2_h
cc078b5d 1044 xform_asm
304d586d 1045 yasm
0cb78cef 1046"
44161118 1047
b6bb00b0
MR
1048# options emitted with CONFIG_ prefix but not available on command line
1049CONFIG_EXTRA="
dc4f5a1c 1050 avutil
9cad0e4e
DB
1051 gplv3
1052 lgplv3
b6bb00b0
MR
1053"
1054
520cc7f1 1055CMDLINE_SELECT="
3f5b56e5 1056 $ARCH_EXT_LIST
520cc7f1 1057 $CONFIG_LIST
8eee7025 1058 $THREADS_LIST
c8a4ae00 1059 asm
db6107b6 1060 cross_compile
520cc7f1
MR
1061 debug
1062 extra_warnings
8c6afa4d 1063 logging
d2bbb2f7 1064 optimizations
87a0fb62 1065 stripping
7595a5e4 1066 yasm
520cc7f1 1067"
426be5dc
DB
1068
1069PATHS_LIST='
d156bede 1070 bindir
14a8acf1 1071 datadir
26759c44
MR
1072 incdir
1073 libdir
26759c44
MR
1074 mandir
1075 prefix
1076 shlibdir
426be5dc
DB
1077'
1078
1079CMDLINE_SET="
1080 $PATHS_LIST
121d78d0 1081 ar
426be5dc 1082 arch
313c46a6 1083 as
426be5dc
DB
1084 build_suffix
1085 cc
1086 cpu
1087 cross_prefix
50567afa 1088 dep_cc
ac63af34 1089 extra_version
9da6609f
MR
1090 host_cc
1091 host_cflags
1092 host_ldflags
1093 host_libs
82bb3329 1094 host_os
684b28e0 1095 ld
426be5dc 1096 logfile
4ae40685 1097 malloc_prefix
89641463 1098 nm
2fad0977 1099 samples
26759c44 1100 source_path
4f837398 1101 strip
c5200f17
MR
1102 sysinclude
1103 sysroot
a7ada2ba 1104 target_exec
26759c44 1105 target_os
a7ada2ba 1106 target_path
426be5dc 1107"
520cc7f1 1108
89f2932b
MR
1109CMDLINE_APPEND="
1110 extra_cflags
1111"
1112
912f3148
DB
1113# code dependency declarations
1114
9eeed841 1115# architecture extensions
808fa33c 1116
a2fc0f6a
MR
1117armv5te_deps="arm"
1118armv6_deps="arm"
ab5cb084 1119armv6t2_deps="arm"
a2fc0f6a
MR
1120armvfp_deps="arm"
1121iwmmxt_deps="arm"
808fa33c
MR
1122neon_deps="arm"
1123
e241ba14 1124mmi_deps="mips"
808fa33c
MR
1125
1126altivec_deps="ppc"
1127ppc4xx_deps="ppc"
1128
1129vis_deps="sparc"
1130
7f8c3d1f 1131x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1132amd3dnow_deps="mmx"
1133amd3dnowext_deps="amd3dnow"
9eeed841 1134mmx_deps="x86"
75aa95a6 1135mmx2_deps="mmx"
75aa95a6
DB
1136sse_deps="mmx"
1137ssse3_deps="sse"
9eeed841 1138
e939cedd 1139fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1140fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1141fast_unaligned_if_any="armv6 ppc x86"
669b5583 1142
89e053f8 1143need_memalign="altivec neon sse"
6fec122a 1144inline_asm_deps="!tms470"
89e053f8 1145
b462d132
MR
1146symver_if_any="symver_asm_label symver_gnu_asm"
1147
26fbcc85
MR
1148# subsystems
1149mdct_select="fft"
1150rdft_select="fft"
1151
5666fd73 1152# decoders / encoders / hardware accelerators
49351479 1153aac_decoder_select="mdct rdft aac_parser"
26fbcc85
MR
1154aac_encoder_select="mdct"
1155ac3_decoder_select="mdct ac3_parser"
f4d608e3 1156alac_encoder_select="lpc"
b781cc12 1157amrnb_decoder_select="lsp"
084cbbaa 1158atrac1_decoder_select="mdct"
26fbcc85
MR
1159atrac3_decoder_select="mdct"
1160binkaudio_dct_decoder_select="mdct rdft dct"
1161binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1162cavs_decoder_select="golomb"
26fbcc85 1163cook_decoder_select="mdct"
2eef7c62 1164cscd_decoder_suggest="zlib"
26fbcc85 1165dca_decoder_select="mdct"
e8ed9b7a 1166dnxhd_encoder_select="aandct"
2eef7c62 1167dxa_decoder_select="zlib"
baf91bb9 1168eac3_decoder_select="ac3_decoder"
84c04e25 1169eamad_decoder_select="aandct"
e8ed9b7a 1170eatgq_decoder_select="aandct"
d52b39c7 1171eatqi_decoder_select="aandct"
4f034993
MR
1172ffv1_decoder_select="golomb"
1173flac_decoder_select="golomb"
f4d608e3 1174flac_encoder_select="golomb lpc"
2eef7c62
AJ
1175flashsv_decoder_select="zlib"
1176flashsv_encoder_select="zlib"
4414137e 1177flv_decoder_select="h263_decoder"
4d4b4bd1 1178flv_encoder_select="h263_encoder"
e8ed9b7a 1179h261_encoder_select="aandct"
7f647ae0 1180h263_decoder_select="h263_parser"
e8ed9b7a 1181h263_encoder_select="aandct"
95a61cfc 1182h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1183h263i_decoder_select="h263_decoder"
fe629c2d 1184h263p_encoder_select="h263_encoder"
4693b031 1185h264_decoder_select="golomb h264dsp"
92c6a099
LA
1186h264_dxva2_hwaccel_deps="dxva2api_h"
1187h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1188h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1189h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1190imc_decoder_select="fft mdct"
4f034993
MR
1191jpegls_decoder_select="golomb"
1192jpegls_encoder_select="golomb"
e8ed9b7a 1193ljpeg_encoder_select="aandct"
4f034993 1194loco_decoder_select="golomb"
e8ed9b7a 1195mjpeg_encoder_select="aandct"
2cca233b 1196mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1197mpeg1video_encoder_select="aandct"
1198mpeg2video_encoder_select="aandct"
4414137e 1199mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1200mpeg4_encoder_select="h263_encoder"
95a61cfc 1201mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1202mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1203mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1204mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1205mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1206mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1207mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1208mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1209mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1210msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1211msmpeg4v1_encoder_select="h263_encoder"
4414137e 1212msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1213msmpeg4v2_encoder_select="h263_encoder"
4414137e 1214msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1215msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1216nellymoser_decoder_select="mdct"
1217nellymoser_encoder_select="mdct"
2eef7c62
AJ
1218png_decoder_select="zlib"
1219png_encoder_select="zlib"
b781cc12 1220qcelp_decoder_select="lsp"
26fbcc85 1221qdm2_decoder_select="mdct rdft"
31ed3f1f 1222ra_144_encoder_select="lpc"
a8beb22f 1223rv10_decoder_select="h263_decoder"
b2bf38b4 1224rv10_encoder_select="h263_encoder"
a8beb22f 1225rv20_decoder_select="h263_decoder"
b2bf38b4 1226rv20_encoder_select="h263_encoder"
4693b031
MR
1227rv30_decoder_select="golomb h264dsp"
1228rv40_decoder_select="golomb h264dsp"
4f034993 1229shorten_decoder_select="golomb"
b781cc12 1230sipr_decoder_select="lsp"
05aec7bb
MR
1231snow_decoder_select="dwt"
1232snow_encoder_select="aandct dwt"
4f034993
MR
1233sonic_decoder_select="golomb"
1234sonic_encoder_select="golomb"
1235sonic_ls_encoder_select="golomb"
19ecfb8a 1236svq1_encoder_select="aandct"
4693b031 1237svq3_decoder_select="golomb h264dsp"
bee2eac5 1238svq3_decoder_suggest="zlib"
4eef77c1 1239theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1240tiff_decoder_suggest="zlib"
1241tiff_encoder_suggest="zlib"
aec09a00 1242truehd_decoder_select="mlp_decoder"
2eef7c62 1243tscc_decoder_select="zlib"
b781cc12 1244twinvq_decoder_select="mdct lsp"
f95bfab0 1245vc1_decoder_select="h263_decoder"
9104cd51 1246vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1247vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1248vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1249vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1250vorbis_decoder_select="mdct"
1251vorbis_encoder_select="mdct"
e82dc4c9
DB
1252vp6a_decoder_select="vp6_decoder"
1253vp6f_decoder_select="vp6_decoder"
0912db02 1254vp8_decoder_select="h264dsp"
084cbbaa 1255wmapro_decoder_select="mdct"
26fbcc85
MR
1256wmav1_decoder_select="mdct"
1257wmav1_encoder_select="mdct"
1258wmav2_decoder_select="mdct"
1259wmav2_encoder_select="mdct"
005ad8a0 1260wmavoice_decoder_select="lsp rdft dct"
f95bfab0 1261wmv1_decoder_select="h263_decoder"
665507aa 1262wmv1_encoder_select="h263_encoder"
f95bfab0 1263wmv2_decoder_select="h263_decoder"
1746e2a9 1264wmv2_encoder_select="h263_encoder"
015f8ee0 1265wmv3_decoder_select="vc1_decoder"
f0f86627 1266wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1267wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1268wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1269zlib_decoder_select="zlib"
1270zlib_encoder_select="zlib"
1271zmbv_decoder_select="zlib"
1272zmbv_encoder_select="zlib"
30fd06be 1273
0afab17e 1274vaapi_deps="va_va_h"
c89c96e9
MR
1275vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1276
28b80940 1277# parsers
4693b031 1278h264_parser_select="golomb h264dsp"
28b80940 1279
f1e94694
DB
1280# bitstream_filters
1281aac_adtstoasc_bsf_select="aac_parser"
1282
912f3148 1283# external libraries
1b71f045 1284libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1285libdirac_encoder_deps="libdirac"
c9171a83 1286libfaac_encoder_deps="libfaac"
299c77d5
MR
1287libgsm_decoder_deps="libgsm"
1288libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1289libgsm_ms_decoder_deps="libgsm"
1290libgsm_ms_encoder_deps="libgsm"
1cc60c47 1291libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1292libopencore_amrnb_decoder_deps="libopencore_amrnb"
1293libopencore_amrnb_encoder_deps="libopencore_amrnb"
1294libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1295libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1296libschroedinger_decoder_deps="libschroedinger"
1297libschroedinger_encoder_deps="libschroedinger"
ae14f311 1298libspeex_decoder_deps="libspeex"
150d2772 1299libtheora_encoder_deps="libtheora"
b0caf888 1300libvorbis_encoder_deps="libvorbis"
8299a7f8 1301libvpx_decoder_deps="libvpx"
ee0e9146 1302libvpx_encoder_deps="libvpx"
1cc60c47
DB
1303libx264_encoder_deps="libx264"
1304libxvid_encoder_deps="libxvid"
30fd06be 1305
912f3148 1306# demuxers / muxers
03a76ba9 1307ac3_demuxer_deps="ac3_parser"
647c2356 1308asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1309avisynth_demuxer_deps="avisynth"
1310dirac_demuxer_deps="dirac_parser"
5b423887 1311eac3_demuxer_select="ac3_parser"
647c2356 1312ipod_muxer_select="mov_muxer"
4e622dea
SS
1313libnut_demuxer_deps="libnut"
1314libnut_muxer_deps="libnut"
647c2356 1315matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1316matroska_demuxer_suggest="zlib bzlib"
1317mov_demuxer_suggest="zlib"
1318mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1319mp4_muxer_select="mov_muxer"
1320mpegtsraw_demuxer_select="mpegts_demuxer"
1321mxf_d10_muxer_select="mxf_muxer"
24ca518b 1322ogg_demuxer_select="golomb"
647c2356 1323psp_muxer_select="mov_muxer"
4e622dea 1324rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1325rtsp_muxer_deps="sdp_demuxer"
1326rtsp_muxer_select="rtp_muxer"
4e622dea 1327sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
0298cc04 1328sdp_demuxer_select="asf_demuxer rm_demuxer"
f1e94694 1329spdif_muxer_select="aac_parser"
647c2356
DB
1330tg2_muxer_select="mov_muxer"
1331tgp_muxer_select="mov_muxer"
6bdaa5f4 1332w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1333
1334# indevs / outdevs
38e54a75
SS
1335alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1336alsa_indev_extralibs="-lasound"
1337alsa_outdev_deps="alsa_asoundlib_h"
1338alsa_outdev_extralibs="-lasound"
38e54a75 1339bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1340dv1394_indev_deps="dv1394 dv_demuxer"
1341jack_indev_deps="jack_jack_h"
1342jack_indev_extralibs="-ljack"
1343libdc1394_indev_deps="libdc1394"
38e54a75
SS
1344oss_indev_deps_any="soundcard_h sys_soundcard_h"
1345oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1346v4l_indev_deps="linux_videodev_h"
1347v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1348vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1349vfwcap_indev_extralibs="-lavicap32"
38e54a75 1350x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1351x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1352
912f3148 1353# protocols
3fff6382 1354gopher_protocol_deps="network"
c08fb000 1355http_protocol_deps="network"
279a0c97 1356http_protocol_select="tcp_protocol"
b4cf3f6c 1357mmst_protocol_deps="network"
deeb7012
MS
1358rtmp_protocol_select="tcp_protocol"
1359rtp_protocol_select="udp_protocol"
c08fb000
AB
1360tcp_protocol_deps="network"
1361udp_protocol_deps="network"
1362
f7679c54 1363# filters
81124ba0 1364movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1365avfilter_lavf_deps="avformat"
1366
1367# libraries
1368avdevice_deps="avcodec avformat"
1369avformat_deps="avcodec"
f7679c54 1370
912f3148 1371# programs
5a0f7131 1372ffmpeg_deps="avcodec avformat swscale"
21ae6790 1373ffmpeg_select="buffer_filter"
5a0f7131 1374ffplay_deps="avcodec avformat swscale sdl"
43689902 1375ffplay_select="rdft"
336ce917 1376ffprobe_deps="avcodec avformat"
5a0f7131 1377ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1378ffserver_extralibs='$ldl'
a2830dca 1379
c73f65d9 1380doc_deps="texi2html"
912f3148 1381
de6d9b64 1382# default parameters
8a608357 1383
19bd477d 1384logfile="config.log"
8a608357
MR
1385
1386# installation paths
c9d19248
MR
1387prefix_default="/usr/local"
1388bindir_default='${prefix}/bin'
14a8acf1 1389datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1390incdir_default='${prefix}/include'
1391libdir_default='${prefix}/lib'
1392mandir_default='${prefix}/share/man'
1393shlibdir_default="$libdir_default"
8a608357
MR
1394
1395# toolchain
121d78d0 1396ar_default="ar"
13c7df3d 1397cc_default="gcc"
a3d7c197 1398cc_version=\"unknown\"
9da6609f 1399host_cc_default="gcc"
11e6d03a 1400ln_s="ln -sf"
89641463 1401nm_default="nm"
11e6d03a 1402objformat="elf"
be7109c1 1403ranlib="ranlib"
4f837398 1404strip_default="strip"
11e6d03a 1405yasmexe="yasm"
8a608357 1406
8182dc34
MR
1407nm_opts='-g'
1408
8a608357 1409# machine
8d4c00ed 1410arch_default=$(uname -m)
38d0a8aa 1411cpu="generic"
8a608357 1412
8a608357 1413# OS
8d4c00ed
MR
1414target_os_default=$(tolower $(uname -s))
1415host_os=$target_os_default
8a608357 1416
8a608357 1417# configurable options
5a0f7131
MR
1418enable avcodec
1419enable avdevice
cccc039f 1420enable avfilter
5a0f7131 1421enable avformat
dc4f5a1c 1422enable avutil
c8a4ae00 1423enable asm
497237c7 1424enable debug
c73f65d9 1425enable doc
aa033b1e 1426enable fastdiv
497237c7
RP
1427enable ffmpeg
1428enable ffplay
336ce917 1429enable ffprobe
497237c7 1430enable ffserver
497237c7
RP
1431enable mpegaudio_hp
1432enable network
8400d6b8 1433enable optimizations
497237c7 1434enable protocols
530dc538 1435enable static
87a0fb62 1436enable stripping
5a0f7131 1437enable swscale
a9ddb5b1 1438enable swscale_alpha
8a608357 1439
8a608357 1440# build settings
9987769a 1441SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1442FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1443LIBPREF="lib"
1444LIBSUF=".a"
c5f14466
RP
1445FULLNAME='$(NAME)$(BUILDSUF)'
1446LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1447SLIBPREF="lib"
1448SLIBSUF=".so"
c5f14466 1449SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1450SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1451SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1452LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1453
7e6c86e6
MR
1454CC_O='-o $@'
1455
f0125de9 1456host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1457host_libs='-lm'
1458
9b861379 1459target_path='$(CURDIR)'
a7ada2ba 1460
0d7dca36
DB
1461# gcc stupidly only outputs the basename of targets with -MM, but we need the
1462# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1463DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1464DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1465
c597172e 1466# find source path
5e622c40 1467source_path="$(dirname "$0")"
497237c7 1468enable source_path_used
24524f36 1469if test -f configure; then
5e622c40 1470 source_path="$(pwd)"
497237c7 1471 disable source_path_used
c597172e 1472else
5e622c40 1473 source_path="$(cd "$source_path"; pwd)"
c597172e 1474 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1475 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1476 test -e "$source_path/config.h" &&
1477 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1478fi
1479
13cbe2c0 1480for v in "$@"; do
b04251c5
MR
1481 r=${v#*=}
1482 l=${v%"$r"}
1483 r=$(sh_quote "$r")
13cbe2c0
MR
1484 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1485done
c597172e 1486
73ef8980
MR
1487find_things(){
1488 thing=$1
1489 pattern=$2
1490 file=$source_path/$3
932ccf39 1491 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1492}
1493
1494ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1495DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1496HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1497PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1498BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1499MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1500DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1501OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1502INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1503PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1504FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1505
8469ae22
MR
1506for n in $COMPONENT_LIST; do
1507 v=$(toupper ${n%s})_LIST
1508 eval enable \$$v
1509 eval ${n}_if_any="\$$v"
1510done
1511
1512enable $ARCH_EXT_LIST
c597172e
MR
1513
1514die_unknown(){
1515 echo "Unknown option \"$1\"."
1516 echo "See $0 --help for available options."
1517 exit 1
1518}
1519
794f8e97 1520show_list() {
bf0c4afa
RP
1521 suffix=_$1
1522 shift
2b444ea7 1523 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1524 exit 0
1525}
1526
c597172e 1527for opt do
7483e694
DB
1528 optval="${opt#*=}"
1529 case "$opt" in
0f010b2f 1530 --extra-ldflags=*) add_ldflags $optval
7483e694 1531 ;;
0f010b2f 1532 --extra-libs=*) add_extralibs $optval
7483e694 1533 ;;
8fb1cb58 1534 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1535 ;;
40bcf4c7
BL
1536 --enable-debug=*) debuglevel="$optval"
1537 ;;
36e2dea0 1538 --disable-everything)
e0e335a0 1539 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1540 ;;
7483e694 1541 --enable-*=*|--disable-*=*)
8b93ddc3 1542 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1543 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1544 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1545 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1546 $action $(filter "$name" $list)
7483e694
DB
1547 ;;
1548 --enable-?*|--disable-?*)
5e622c40 1549 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1550 if is_in $option $COMPONENT_LIST; then
fed5d54b 1551 test $action = disable && action=unset
e3773a55
MR
1552 eval $action \$$(toupper ${option%s})_LIST
1553 elif is_in $option $CMDLINE_SELECT; then
1554 $action $option
1555 else
1556 die_unknown $opt
1557 fi
7483e694
DB
1558 ;;
1559 --list-*)
1560 NAME="${opt#--list-}"
1561 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1562 NAME=${NAME%s}
1563 eval show_list $NAME \$$(toupper $NAME)_LIST
1564 ;;
1565 --help|-h) show_help
1566 ;;
1567 *)
884a36a7 1568 optname="${opt%%=*}"
26759c44
MR
1569 optname="${optname#--}"
1570 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1571 if is_in $optname $CMDLINE_SET; then
1572 eval $optname='$optval'
1573 elif is_in $optname $CMDLINE_APPEND; then
1574 append $optname "$optval"
1575 else
1576 die_unknown $opt
1577 fi
7483e694
DB
1578 ;;
1579 esac
c597172e
MR
1580done
1581
bcea99bb
MR
1582disabled logging && logfile=/dev/null
1583
13cbe2c0 1584echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1585set >> $logfile
1586
9da6609f
MR
1587test -n "$cross_prefix" && enable cross_compile
1588
8d4c00ed
MR
1589if enabled cross_compile; then
1590 test -n "$arch" && test -n "$target_os" ||
1591 die "Must specify target arch and OS when cross-compiling"
1592fi
1593
1594set_default arch target_os
1595
121d78d0 1596ar_default="${cross_prefix}${ar_default}"
11e6d03a 1597cc_default="${cross_prefix}${cc_default}"
20e0ed95 1598nm_default="${cross_prefix}${nm_default}"
adb2b908 1599ranlib="${cross_prefix}${ranlib}"
4f837398 1600strip_default="${cross_prefix}${strip_default}"
adb2b908 1601
c5200f17
MR
1602sysinclude_default="${sysroot}/usr/include"
1603
4f837398 1604set_default cc nm strip sysinclude
9da6609f
MR
1605enabled cross_compile || host_cc_default=$cc
1606set_default host_cc
13c7df3d 1607
82bb3329
MR
1608exesuf() {
1609 case $1 in
1610 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1611 esac
1612}
1613
1614EXESUF=$(exesuf $target_os)
1615HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1616
e4e69e0b 1617# set temporary file name
a49d42c2 1618: ${TMPDIR:=$TEMPDIR}
c51fafa1 1619: ${TMPDIR:=$TMP}
a49d42c2 1620: ${TMPDIR:=/tmp}
e4e69e0b 1621
54460a83
MR
1622if ! check_cmd type mktemp; then
1623 # simple replacement for missing mktemp
1624 # NOT SAFE FOR GENERAL USE
1625 mktemp(){
1626 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1627 }
1628fi
1629
1630tmpfile(){
1631 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1632 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1633 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1634 append TMPFILES $tmp
1635 eval $1=$tmp
1636}
1637
1638trap 'rm -f -- $TMPFILES' EXIT
1639trap exit HUP INT TERM
1640
1641tmpfile TMPC .c
1642tmpfile TMPE $EXESUF
1643tmpfile TMPH .h
1644tmpfile TMPO .o
1645tmpfile TMPS .S
a482e61b 1646tmpfile TMPV .ver
54460a83
MR
1647tmpfile TMPSH .sh
1648
1649unset -f mktemp
e4e69e0b 1650
993f2d0f
MR
1651# make sure we can execute files in $TMPDIR
1652cat > $TMPSH 2>> $logfile <<EOF
1653#! /bin/sh
1654EOF
1655chmod +x $TMPSH >> $logfile 2>&1
1656if ! $TMPSH >> $logfile 2>&1; then
1657 cat <<EOF
1658Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1659variable to another directory and make sure that it is not mounted noexec.
1660EOF
1661 die "Sanity test failed."
1662fi
993f2d0f 1663
19b4c628
MR
1664filter_cflags=echo
1665filter_cppflags=echo
1666filter_asflags=echo
1667
8f0c157a 1668if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1669 cc_type=gcc
a3d7c197 1670 cc_version=__VERSION__
aef6bd1b
MR
1671 if ! $cc -dumpversion | grep -q '^2\.'; then
1672 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1673 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1674 fi
14ca9cd0
MR
1675 speed_cflags='-O3'
1676 size_cflags='-Os'
629687f6
MR
1677elif $cc --version 2>/dev/null | grep -q Intel; then
1678 cc_type=icc
6e3fa35d 1679 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1680 CC_DEPFLAGS='-MMD'
1681 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1682 speed_cflags='-O3'
1683 size_cflags='-Os'
b05394a0 1684 noopt_cflags='-O1'
629687f6
MR
1685elif $cc -v 2>&1 | grep -q xlc; then
1686 cc_type=xlc
6e3fa35d 1687 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1688 speed_cflags='-O5'
1689 size_cflags='-O5 -qcompact'
df442a8d
MR
1690elif $cc -V 2>/dev/null | grep -q Compaq; then
1691 cc_type=ccc
6e3fa35d 1692 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1693 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1694 debuglevel=3
df442a8d 1695 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1696 speed_cflags='-fast'
1697 size_cflags='-O1'
6a0d5493 1698elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1699 test -d "$sysroot" || die "No valid sysroot specified."
1700 cc_type=armcc
6e3fa35d 1701 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1702 armcc_conf="$PWD/armcc.conf"
1703 $cc --arm_linux_configure \
1704 --arm_linux_config_file="$armcc_conf" \
1705 --configure_sysroot="$sysroot" \
1706 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1707 die "Error creating armcc configuration file."
1708 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1709 as_default="${cross_prefix}gcc"
07dec06e
MR
1710 CC_DEPFLAGS='-MMD'
1711 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1712 speed_cflags='-O3'
1713 size_cflags='-Os'
6fec122a
MR
1714elif $cc -version 2>/dev/null | grep -q TMS470; then
1715 cc_type=tms470
6e3fa35d 1716 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1717 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1718 CC_O='-fr=$(@D)'
1719 as_default="${cross_prefix}gcc"
1720 ld_default="${cross_prefix}gcc"
6fec122a
MR
1721 TMPO=$(basename $TMPC .c).o
1722 append TMPFILES $TMPO
1723 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1724 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1725 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1726 speed_cflags='-O3 -mf=5'
1727 size_cflags='-O3 -mf=2'
6fec122a
MR
1728 filter_cflags=tms470_flags
1729 tms470_flags(){
1730 for flag; do
1731 case $flag in
1732 -march=*|-mcpu=*)
1733 case "${flag#*=}" in
1734 armv7-a|cortex-a*) echo -mv=7a8 ;;
1735 armv7-r|cortex-r*) echo -mv=7r4 ;;
1736 armv7-m|cortex-m*) echo -mv=7m3 ;;
1737 armv6*|arm11*) echo -mv=6 ;;
1738 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1739 echo -mv=5e ;;
1740 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1741 esac
1742 ;;
1743 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1744 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1745 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1746 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1747 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1748 -g) echo -g -mn ;;
587d24ff 1749 -pds=*) echo $flag ;;
6fec122a
MR
1750 esac
1751 done
1752 }
06da6943
DC
1753elif $cc -v 2>&1 | grep -q clang; then
1754 cc_type=clang
1755 cc_version=__VERSION__
1756 CC_DEPFLAGS='-MMD'
1757 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1758 speed_cflags='-O3'
1759 size_cflags='-Os'
2a472e9c
MK
1760elif $cc -V 2>&1 | grep -q Sun; then
1761 cc_type=suncc
1762 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1763 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1764 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1765 speed_cflags='-O5'
1766 size_cflags='-O5 -xspace'
03279bbe
MK
1767 filter_cflags=suncc_flags
1768 suncc_flags(){
1769 for flag; do
1770 case $flag in
1771 -march=*|-mcpu=*)
1772 case "${flag#*=}" in
1773 native) echo -xtarget=native ;;
87ddc38b 1774 v9|niagara) echo -xarch=sparc ;;
03279bbe 1775 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 1776 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
1777 i586|pentium) echo -xchip=pentium ;;
1778 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1779 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1780 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1781 pentium4*) echo -xtarget=pentium4 ;;
1782 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1783 *-sse3) echo -xarch=sse3 ;;
1784 core2) echo -xarch=ssse3 -xchip=core2 ;;
1785 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1786 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1787 k8|opteron|athlon64|athlon-fx)
1788 echo -xarch=sse2a ;;
1789 athlon*) echo -xarch=pentium_proa ;;
1790 esac
1791 ;;
1792 -std=c99) echo -xc99 ;;
1793 -fomit-frame-pointer) echo -xregs=frameptr ;;
1794 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1795 -W*,*) echo $flag ;;
1796 -f*-*|-W*) ;;
1797 *) echo $flag ;;
1798 esac
1799 done
1800 }
629687f6
MR
1801fi
1802
851ffa80
MR
1803test -n "$cc_type" && enable $cc_type ||
1804 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 1805
75bafbac 1806: ${as_default:=$cc}
50567afa 1807: ${dep_cc_default:=$cc}
684b28e0 1808: ${ld_default:=$cc}
121d78d0 1809set_default ar as dep_cc ld
75800dce 1810
07dec06e
MR
1811test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1812test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1813
7f32f40c 1814add_cflags $extra_cflags
2f2e6c7c 1815add_asflags $extra_cflags
7f32f40c 1816
154d432c
MR
1817if test -n "$sysroot"; then
1818 case "$cc_type" in
1819 gcc)
467256f2 1820 add_cppflags --sysroot="$sysroot"
154d432c
MR
1821 add_ldflags --sysroot="$sysroot"
1822 ;;
6fec122a
MR
1823 tms470)
1824 add_cppflags -I"$sysinclude"
1825 add_ldflags --sysroot="$sysroot"
1826 ;;
06da6943 1827 clang)
4def700e
DC
1828 add_cppflags -isysroot "$sysroot"
1829 add_ldflags -isysroot "$sysroot"
06da6943 1830 ;;
154d432c
MR
1831 esac
1832fi
1833
d22c13a8
MR
1834if test "$cpu" = host; then
1835 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1836
1837 case "$cc_type" in
1838 gcc)
1839 check_native(){
1840 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1841 sed -n "/$1=/{
1842 s/.*$1=\\([^ ]*\\).*/\\1/
1843 p
1844 q
1845 }" $TMPE
d22c13a8
MR
1846 }
1847 cpu=$(check_native -march || check_native -mcpu)
1848 ;;
1849 esac
1850
1851 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1852fi
1853
e939cedd
MR
1854# Deal with common $arch aliases
1855case "$arch" in
1856 arm*)
1857 arch="arm"
1858 ;;
1859 mips|mipsel|IP*)
1860 arch="mips"
1861 ;;
47b1860e 1862 mips64*)
e939cedd
MR
1863 arch="mips"
1864 subarch="mips64"
1865 ;;
1866 parisc|hppa)
1867 arch="parisc"
1868 ;;
1869 parisc64|hppa64)
1870 arch="parisc"
1871 subarch="parisc64"
1872 ;;
1873 "Power Macintosh"|ppc|powerpc)
1874 arch="ppc"
1875 ;;
47b1860e 1876 ppc64|powerpc64)
e939cedd
MR
1877 arch="ppc"
1878 subarch="ppc64"
1879 ;;
1880 s390|s390x)
1881 arch="s390"
1882 ;;
1883 sh4|sh)
1884 arch="sh4"
1885 ;;
1886 sun4u|sparc64)
1887 arch="sparc"
1888 subarch="sparc64"
1889 ;;
1890 i[3-6]86|i86pc|BePC|x86_64|amd64)
1891 arch="x86"
1892 ;;
1893esac
1894
851ffa80 1895is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 1896enable $arch
e939cedd 1897
df5cdc24 1898# Add processor-specific flags
5d54c126
MR
1899if test "$cpu" = generic; then
1900 : do nothing
1901elif enabled ppc; then
343aef9b 1902
56348891
MR
1903 case $(tolower $cpu) in
1904 601|ppc601|powerpc601)
9dbd5c3d 1905 cpuflags="-mcpu=601"
64ad53ff 1906 disable altivec
9dbd5c3d 1907 ;;
56348891 1908 603*|ppc603*|powerpc603*)
9dbd5c3d 1909 cpuflags="-mcpu=603"
64ad53ff 1910 disable altivec
9dbd5c3d 1911 ;;
56348891 1912 604*|ppc604*|powerpc604*)
9dbd5c3d 1913 cpuflags="-mcpu=604"
64ad53ff 1914 disable altivec
9dbd5c3d 1915 ;;
56348891 1916 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1917 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1918 disable altivec
9dbd5c3d 1919 ;;
56348891 1920 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1921 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1922 ;;
56348891 1923 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1924 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1925 ;;
56348891 1926 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1927 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1928 ;;
56348891 1929 cell)
9dbd5c3d
MR
1930 cpuflags="-mcpu=cell"
1931 enable ldbrx
1932 ;;
7b0b81a1
AL
1933 e500v2)
1934 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1935 disable altivec
1936 ;;
1937 e500)
1938 cpuflags="-mcpu=8540 -mhard-float"
1939 disable altivec
1940 ;;
9dbd5c3d 1941 esac
343aef9b
MR
1942
1943elif enabled x86; then
1944
9dbd5c3d
MR
1945 case $cpu in
1946 i[345]86|pentium)
1947 cpuflags="-march=$cpu"
1948 disable mmx
1949 ;;
1950 # targets that do NOT support conditional mov (cmov)
1951 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1952 cpuflags="-march=$cpu"
1953 disable cmov
1954 ;;
1955 # targets that do support conditional mov (cmov)
a65e687b 1956 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona)
9dbd5c3d
MR
1957 cpuflags="-march=$cpu"
1958 enable cmov
1959 enable fast_cmov
1960 ;;
1961 # targets that do support conditional mov but on which it's slow
1962 pentium4|pentium4m|prescott|nocona)
1963 cpuflags="-march=$cpu"
1964 enable cmov
1965 disable fast_cmov
1966 ;;
1967 esac
343aef9b
MR
1968
1969elif enabled sparc; then
1970
9dbd5c3d 1971 case $cpu in
26b7199e
MK
1972 niagara)
1973 cpuflags="-mcpu=$cpu"
1974 disable vis
1975 ;;
9dbd5c3d
MR
1976 sparc64)
1977 cpuflags="-mcpu=v9"
1978 ;;
1979 esac
343aef9b
MR
1980
1981elif enabled arm; then
1982
34ba23c9
MR
1983 case $cpu in
1984 armv*)
1985 cpuflags="-march=$cpu"
1986 ;;
1987 *)
1988 cpuflags="-mcpu=$cpu"
1989 ;;
1990 esac
343aef9b
MR
1991
1992elif enabled alpha; then
1993
34ba23c9 1994 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1995
1996elif enabled bfin; then
1997
34ba23c9 1998 cpuflags="-mcpu=$cpu"
343aef9b
MR
1999
2000elif enabled mips; then
2001
34ba23c9 2002 cpuflags="-march=$cpu"
343aef9b
MR
2003
2004elif enabled avr32; then
2005
9dbd5c3d
MR
2006 case $cpu in
2007 ap7[02]0[0-2])
2008 subarch="avr32_ap"
2009 cpuflags="-mpart=$cpu"
2010 ;;
2011 ap)
2012 subarch="avr32_ap"
2013 cpuflags="-march=$cpu"
2014 ;;
2015 uc3[ab]*)
2016 subarch="avr32_uc"
2017 cpuflags="-mcpu=$cpu"
2018 ;;
2019 uc)
2020 subarch="avr32_uc"
2021 cpuflags="-march=$cpu"
2022 ;;
2023 esac
df5cdc24 2024
343aef9b
MR
2025fi
2026
df5cdc24
MR
2027add_cflags $cpuflags
2028add_asflags $cpuflags
2029
993f2d0f
MR
2030# compiler sanity check
2031check_exec <<EOF
2032int main(void){ return 0; }
2033EOF
2034if test "$?" != 0; then
2035 echo "$cc is unable to create an executable file."
2036 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2037 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2038 echo "Only do this if you know what cross compiling means."
2039 fi
2040 die "C compiler test failed."
2041fi
2042
38a9c529 2043add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2044check_cflags -std=c99
50a334e4 2045check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2046#include <stdlib.h>
2047EOF
50a334e4 2048check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2049#include <stdlib.h>
2050EOF
e9b9a2f8 2051
f0125de9
MR
2052check_host_cflags -std=c99
2053
b24dbcbd 2054case "$arch" in
e939cedd 2055 alpha|ia64|mips|parisc|sparc)
8a3c8627 2056 spic=$shared
b24dbcbd 2057 ;;
e939cedd 2058 x86)
cfdb6148 2059 subarch="x86_32"
e939cedd 2060 check_cc <<EOF && subarch="x86_64"
58b3536d 2061 int test[(int)sizeof(char*) - 7];
cfdb6148 2062EOF
de27f4d9 2063 if test "$subarch" = "x86_64"; then
e939cedd 2064 spic=$shared
de27f4d9 2065 fi
b24dbcbd 2066 ;;
b24dbcbd
RP
2067esac
2068
343aef9b 2069enable $subarch
8a3c8627 2070enabled spic && enable pic
b24dbcbd 2071
7483e694 2072# OS specific
4f854758 2073case $target_os in
a1629e28 2074 haiku)
63ae7e7c 2075 prefix_default="/boot/common"
108caaaa 2076 network_extralibs="-lnetwork"
a1629e28 2077 ;;
7483e694
DB
2078 sunos)
2079 FFSERVERLDFLAGS=""
9987769a 2080 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2081 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2082 network_extralibs="-lsocket -lnsl"
50a334e4 2083 add_cppflags -D__EXTENSIONS__
8182dc34 2084 nm_opts='-P -g'
7483e694
DB
2085 ;;
2086 netbsd)
07a8eef6
MR
2087 oss_indev_extralibs="-lossaudio"
2088 oss_outdev_extralibs="-lossaudio"
2138dc99 2089 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2090 ;;
2091 openbsd)
89e053f8 2092 enable malloc_aligned
7c4a001a
MR
2093 # On OpenBSD 4.5. the compiler does not use PIC unless
2094 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2095 # however the generated executable will not do anything
2096 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2097 # Thus explicitly enable PIC here.
cd78208b 2098 enable pic
7483e694 2099 SHFLAGS='-shared'
07a8eef6
MR
2100 oss_indev_extralibs="-lossaudio"
2101 oss_outdev_extralibs="-lossaudio"
7483e694 2102 ;;
90b4f091 2103 freebsd|dragonfly)
89e053f8 2104 enable malloc_aligned
7483e694
DB
2105 ;;
2106 bsd/os)
2107 osextralibs="-lpoll -lgnugetopt"
2108 strip="strip -d"
2109 ;;
2110 darwin)
89e053f8 2111 enable malloc_aligned
0138c54e 2112 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
be90cd27 2113 strip="${strip} -x"
7483e694
DB
2114 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2115 SLIBSUF=".dylib"
2116 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2117 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2118 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2119 objformat="macho"
1b0f6fb8 2120 enabled x86_64 && objformat="macho64"
8dfa86f7 2121 enabled_any pic shared ||
2704bd1a 2122 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2123 ;;
2124 mingw32*)
9d3f4f50 2125 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2126 disable network
2127 else
2128 target_os=mingw32
2129 fi
dcc01c06 2130 LIBTARGET=i386
1fc9fb8a 2131 if enabled x86_64; then
89e053f8 2132 enable malloc_aligned
dcc01c06 2133 LIBTARGET=x64
336cc1b0
MS
2134 elif enabled arm; then
2135 LIBTARGET=arm
dcc01c06 2136 fi
fbd971a4 2137 shlibdir_default="$bindir_default"
7483e694
DB
2138 disable ffserver
2139 SLIBPREF=""
2140 SLIBSUF=".dll"
7483e694
DB
2141 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2142 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2143 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2144 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2145 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2146 install -d "$(LIBDIR)"; \
2147 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2148 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2149 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2150 objformat="win32"
bc574408 2151 enable dos_paths
1894e741 2152 check_cflags -fno-common
b1549d61 2153 if ! enabled x86_64; then
f7ad5aa2
RP
2154 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2155 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2156 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2157 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2158 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2159 fi
7483e694
DB
2160 ;;
2161 cygwin*)
4f854758 2162 target_os=cygwin
fbd971a4 2163 shlibdir_default="$bindir_default"
7483e694
DB
2164 SLIBPREF="cyg"
2165 SLIBSUF=".dll"
2166 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2167 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2168 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2169 objformat="win32"
bc574408 2170 enable dos_paths
1894e741 2171 check_cflags -fno-common
7483e694 2172 ;;
4f365f37 2173 *-dos|freedos|opendos)
fdf11906 2174 disable ffplay ffserver
4f365f37
MK
2175 disable $INDEV_LIST $OUTDEV_LIST
2176 network_extralibs="-lsocket"
ff1c015d 2177 objformat="coff"
bc574408 2178 enable dos_paths
4f365f37 2179 ;;
7483e694 2180 linux)
7483e694
DB
2181 enable dv1394
2182 ;;
2183 irix*)
4f854758 2184 target_os=irix
7483e694
DB
2185 ranlib="echo ignoring ranlib"
2186 ;;
d22e8442 2187 os/2*)
d22e8442
DY
2188 strip="lxlite"
2189 ln_s="cp -f"
d22e8442 2190 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2191 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2192 FFSERVERLDFLAGS=""
287d3b13 2193 LIBSUF="_s.a"
d22e8442
DY
2194 SLIBPREF=""
2195 SLIBSUF=".dll"
2196 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2197 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2198 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2199 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2200 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2201 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2202 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2203 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2204 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2205 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2206 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2207 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2208 enable dos_paths
d22e8442 2209 ;;
83993c1c
AM
2210 gnu/kfreebsd)
2211 ;;
34e82167 2212 gnu)
34e82167 2213 ;;
614d8911
MR
2214 none)
2215 ;;
7483e694 2216 *)
4f924f9a 2217 die "Unknown OS '$target_os'."
7483e694
DB
2218 ;;
2219esac
2220
13cb2187
AS
2221check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2222
c9d19248
MR
2223set_default $PATHS_LIST
2224
c597172e 2225add_extralibs $osextralibs
de6d9b64 2226
28d8e661
DB
2227# Combine FFLDFLAGS and the LDFLAGS environment variable.
2228LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2229
320d060a 2230# we need to build at least one lib type
93b3c083 2231if ! enabled_any static shared; then
320d060a
DB
2232 cat <<EOF
2233At least one library type must be built.
2234Specify --enable-static to build the static libraries or --enable-shared to
2235build the shared libraries as well. To only build the shared libraries specify
2236--disable-static in addition to --enable-shared.
2237EOF
2238 exit 1;
2239fi
2240
abc4e572 2241disabled static && LIBNAME=""
2a320695 2242
2184c6f7 2243die_license_disabled() {
4c27207c 2244 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2245}
2246
2184c6f7
DB
2247die_license_disabled gpl libx264
2248die_license_disabled gpl libxvid
2249die_license_disabled gpl postproc
2250die_license_disabled gpl x11grab
2251
2f7ae63b 2252die_license_disabled nonfree libfaac
b2e3c528 2253
0b175caa
DB
2254die_license_disabled version3 libopencore_amrnb
2255die_license_disabled version3 libopencore_amrwb
2256
9cad0e4e 2257enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2258
9eeed841 2259check_deps $ARCH_EXT_LIST
0f3cb305 2260
40617a6d 2261disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2262
e276d9e8
MR
2263enable_pic() {
2264 enable pic
bce7b696
MR
2265 add_cppflags -DPIC
2266 add_cflags -fPIC
2267 add_asflags -fPIC
e276d9e8
MR
2268}
2269
2270enabled pic && enable_pic
bce7b696 2271
b4d96ba2
MR
2272check_cc <<EOF || die "Symbol mangling check failed."
2273int ff_extern;
2274EOF
8182dc34 2275sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2276extern_prefix=${sym%%ff_extern*}
2277
f65883c8
MR
2278check_cc <<EOF && enable inline_asm
2279void foo(void) { __asm__ volatile ("" ::); }
2280EOF
61d251db 2281
df5e3978
MR
2282_restrict=
2283for restrict_keyword in restrict __restrict__ __restrict; do
2284 check_cc <<EOF && _restrict=$restrict_keyword && break
2285void foo(char * $restrict_keyword p);
2286EOF
2287done
2288
2289check_cc <<EOF && enable attribute_packed
2290struct { int x; } __attribute__((packed)) x;
2291EOF
2292
dffb41b9
MR
2293check_cc <<EOF && enable attribute_may_alias
2294union { int x; } __attribute__((may_alias)) x;
2295EOF
2296
df5e3978
MR
2297check_cc <<EOF || die "endian test failed"
2298unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2299EOF
48fc536a 2300od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2301
e939cedd
MR
2302if enabled alpha; then
2303
2304 check_cflags -mieee
2305
2306elif enabled arm; then
e45391bb 2307
50fa82e6
MR
2308 check_cflags -marm
2309
fa0912fe
MR
2310 check_ld <<EOF && enable vfp_args
2311__asm__ (".eabi_attribute 28, 1");
2312int main(void) { return 0; }
2313EOF
2314
2315 # We have to check if pld is a nop and disable it.
2316 check_asm pld '"pld [r0]"'
2317
2318 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2319 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2320 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2321 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2322 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2323 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2324
e276d9e8
MR
2325 enabled_all armv6t2 shared !pic && enable_pic
2326
fa0912fe 2327elif enabled mips; then
e45391bb 2328
fa0912fe
MR
2329 check_asm loongson '"dmult.g $1, $2, $3"'
2330 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2331
fa0912fe 2332elif enabled ppc; then
e45391bb 2333
e6a0c354
MR
2334 enable local_aligned_8 local_aligned_16
2335
fa0912fe
MR
2336 check_asm dcbzl '"dcbzl 0, 1"'
2337 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2338 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2339
2340 # AltiVec flags: The FSF version of GCC differs from the Apple version
2341 if enabled altivec; then
2342 check_cflags -maltivec -mabi=altivec &&
2343 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2344 check_cflags -faltivec
2345
2346 # check if our compiler supports Motorola AltiVec C API
2347 check_cc <<EOF || disable altivec
2348$inc_altivec_h
2349int main(void) {
2350 vector signed int v1, v2, v3;
2351 v1 = vec_add(v2,v3);
2352 return 0;
2353}
2354EOF
2355
2356 # check if our compiler supports braces for vector declarations
2357 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2358$inc_altivec_h
2359int main (void) { (vector int) {1}; return 0; }
2360EOF
2361 fi
e45391bb 2362
fa0912fe 2363elif enabled sparc; then
e45391bb 2364
fa0912fe
MR
2365 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2366 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2367
fa0912fe 2368elif enabled x86; then
e45391bb 2369
e6a0c354
MR
2370 enable local_aligned_8 local_aligned_16
2371
44965991
PI
2372 # check whether EBP is available on x86
2373 # As 'i' is stored on the stack, this program will crash
2374 # if the base pointer is used to access it because the
2375 # base pointer is cleared in the inline assembly code.
7dfef245 2376 check_exec_crash <<EOF && enable ebp_available
44965991 2377 volatile int i=0;
be449fca 2378 __asm__ volatile (
44965991
PI
2379 "xorl %%ebp, %%ebp"
2380 ::: "%ebp");
2381 return i;
44965991
PI
2382EOF
2383
f494213c 2384 # check whether EBX is available on x86
7cee5421
MR
2385 check_asm ebx_available '""::"b"(0)' &&
2386 check_asm ebx_available '"":::"%ebx"'
8e380710 2387
d3a4b4e0
DB
2388 # check whether more than 10 operands are supported
2389 check_cc <<EOF && enable ten_operands
2390int main(void) {
2391 int x=0;
2392 __asm__ volatile(
2393 ""
2394 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2395 );
2396 return 0;
2397}
2398EOF
2399
d7f0920b 2400 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2401 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2402 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2403
2404 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2405
d52481b9 2406 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2407 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2408 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2409 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2410 case "$objformat" in
2411 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2412 esac
31a0dcb2
MR
2413 if ! disabled yasm; then
2414 check_yasm "pabsw xmm0, xmm0" && enable yasm ||
2415 warn "yasm not found, performance will suffer"
2416 fi
e45391bb 2417
669b5583
MR
2418 case "$cpu" in
2419 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2420 disable fast_clz
2421 ;;
2422 esac
2423
44965991
PI
2424fi
2425
a98bb16d
RP
2426if check_func dlopen; then
2427 ldl=
2428elif check_func dlopen -ldl; then
2429 ldl=-ldl
8bf5d58f
MN
2430fi
2431
75ecf149
DB
2432# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2433check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2434
7483e694 2435check_func fork
84882df6 2436check_func getaddrinfo $network_extralibs
7483e694
DB
2437check_func gethrtime
2438check_func getrusage
fc5607f8 2439check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2440check_func inet_aton $network_extralibs
abfc8d05 2441check_func isatty
4ae40685 2442check_func ${malloc_prefix}memalign && enable memalign
7483e694 2443check_func mkstemp
4ae40685 2444check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2445check_func setrlimit
87958234 2446check_func strerror_r
b507ebd1 2447check_func_headers io.h setmode
e4673692 2448check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2449check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2450check_func_headers windows.h GetProcessTimes
7c5bfe7a 2451check_func_headers windows.h VirtualAlloc
6ffa87d3 2452
e16e49ac 2453check_header conio.h
a98bb16d 2454check_header dlfcn.h
92c6a099 2455check_header dxva2api.h
a98bb16d 2456check_header malloc.h
bf6ce82d 2457check_header poll.h
b58412f1 2458check_header sys/mman.h
b091aa44 2459check_header sys/resource.h
bf6ce82d 2460check_header sys/select.h
a98bb16d 2461check_header termios.h
272081b0
CEH
2462check_header vdpau/vdpau.h
2463check_header vdpau/vdpau_x11.h
68178ca9 2464check_header X11/extensions/XvMClib.h
a98bb16d 2465
9104cd51
RP
2466check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2467
89e053f8
MR
2468if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2469 enabled_any $need_memalign ; then
1f91cdce 2470 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2471fi
e16e49ac 2472
a4fa192c 2473disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2474disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2475
2476# check for some common methods of building with pthread support
2477# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2478if ! disabled pthreads && ! enabled w32threads; then
2479 enable pthreads
9e7fd101
MR
2480 if check_func pthread_create; then
2481 :
2482 elif check_func pthread_create -pthread; then
2483 add_cflags -pthread
afc9aee2 2484 add_extralibs -pthread
9e7fd101
MR
2485 elif check_func pthread_create -pthreads; then
2486 add_cflags -pthreads
afc9aee2 2487 add_extralibs -pthreads
8d94f606
GT
2488 elif check_func pthread_create -lpthreadGC2; then
2489 add_extralibs -lpthreadGC2
9e7fd101 2490 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2491 disable pthreads
9e7fd101 2492 fi
57bd82d4
MR
2493fi
2494
8eee7025 2495for thread in $THREADS_LIST; do
e5f94c2b 2496 if enabled $thread; then
3ae3b721
RP
2497 test -n "$thread_type" &&
2498 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2499 thread_type="$thread"
e5f94c2b
RP
2500 fi
2501done
2502
fdf88598 2503check_lib math.h sin -lm
edd43c95 2504disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2505
645d2652
MR
2506check_mathfunc exp2
2507check_mathfunc exp2f
2508check_mathfunc llrint
07876e25 2509check_mathfunc llrintf
645d2652
MR
2510check_mathfunc log2
2511check_mathfunc log2f
2512check_mathfunc lrint
2513check_mathfunc lrintf
2514check_mathfunc round
2515check_mathfunc roundf
2516check_mathfunc truncf
f32adb22 2517
57bd82d4 2518# these are off by default, so fail if requested and not available
a1b3c5a3 2519enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2520enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2521 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2522 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097 2523enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5af41508 2524enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
eb7626a3 2525enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame
7483e694 2526enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2527enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2528enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
3d6fac8c 2529enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
3a9bc39e 2530enabled librtmp && require librtmp librtmp/rtmp.h RTMP_Init $(pkg-config --libs librtmp)
36718e51
DB
2531enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2532 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2533enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2534enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2535enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
ee0e9146
JZ
2536enabled libvpx && require2 libvpx "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_dec_init_ver" -lvpx &&
2537 require2 libvpx "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver" -lvpx
eb7626a3 2538enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
652d9d24
JGG
2539 { check_cpp_condition x264.h "X264_BUILD >= 98" ||
2540 die "ERROR: libx264 version must be >= 0.98."; }
2bfecf73 2541enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2542enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2543
0b4a1821
AS
2544# libdc1394 check
2545if enabled libdc1394; then
2546 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2547 enable libdc1394_2; } ||
2548 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2549 enable libdc1394_1; } ||
2550 die "ERROR: No version of libdc1394 found "
2551fi
2552
6a1a892f 2553SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2554if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2555 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2556 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2557 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2558 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2559 enable sdl &&
2560 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2561fi
57bd82d4 2562
2270b4b2 2563texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2564
73b46a95 2565if enabled network; then
96000432 2566 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2567 check_type netdb.h "struct addrinfo"
b4d68544
MS
2568 check_type netinet/in.h "struct ipv6_mreq"
2569 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2570 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2571 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2572 # Prefer arpa/inet.h over winsock2
2573 if check_header arpa/inet.h ; then
2574 check_func closesocket
2575 elif check_header winsock2.h ; then
f4c13872
MS
2576 check_func_headers winsock2.h closesocket -lws2 && \
2577 network_extralibs="-lws2" || \
2578 { check_func_headers winsock2.h closesocket -lws2_32 && \
2579 network_extralibs="-lws2_32"; }
72be9e73 2580 check_type ws2tcpip.h socklen_t
c0018613 2581 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2582 check_type ws2tcpip.h "struct ipv6_mreq"
2583 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2584 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2585 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2586 else
2587 disable network
73b46a95
RP
2588 fi
2589fi
2590
06e31011
RP
2591check_header linux/videodev.h
2592check_header linux/videodev2.h
1b6e8b73 2593check_header sys/videoio.h
47f38850 2594
27796dc3 2595check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2596
f8aa696f 2597# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2598{ check_header dev/bktr/ioctl_meteor.h &&
2599 check_header dev/bktr/ioctl_bt848.h; } ||
2600{ check_header machine/ioctl_meteor.h &&
2601 check_header machine/ioctl_bt848.h; } ||
2602{ check_header dev/video/meteor/ioctl_meteor.h &&
2603 check_header dev/video/bktr/ioctl_bt848.h; } ||
2604check_header dev/ic/bt8xx.h
f8aa696f 2605
c7682de0
RP
2606check_header sys/soundcard.h
2607check_header soundcard.h
deb29777 2608
b6f3d925 2609enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2610
0e57fe17 2611enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2612
56a059ac 2613enabled x11grab &&
f58f4ce1
GP
2614check_header X11/Xlib.h &&
2615check_header X11/extensions/XShm.h &&
0a045661 2616check_header X11/extensions/Xfixes.h &&
f58f4ce1 2617check_func XOpenDisplay -lX11 &&
781c1aa6
R
2618check_func XShmCreateImage -lX11 -lXext &&
2619check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2620
598ef02b 2621if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2622check_cpp_condition \
2623 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2624 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2625 disable vdpau; }
abf649c7 2626fi
deda2a4a 2627
95e561ec 2628enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2629
2630# add some useful compiler flags if supported
2631check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2632check_cflags -Wall
2633check_cflags -Wno-switch
c07bd6a9
MN
2634check_cflags -Wdisabled-optimization
2635check_cflags -Wpointer-arith
2636check_cflags -Wredundant-decls
cc1fb623 2637check_cflags -Wno-pointer-sign
f4929996 2638check_cflags -Wcast-qual
9aceb3cf 2639check_cflags -Wwrite-strings
652a5bf6 2640check_cflags -Wtype-limits
764551c6 2641check_cflags -Wundef
fc298fd9 2642check_cflags -Wmissing-prototypes
5af4e0cc 2643enabled extra_warnings && check_cflags -Winline
cf9d24ad 2644
57bd82d4 2645# add some linker flags
5c0e9479 2646check_ldflags -Wl,--warn-common
8351d2ba
DB
2647check_ldflags -Wl,--as-needed
2648check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2649check_ldflags -Wl,-Bsymbolic
94a3401e 2650
a482e61b 2651echo "X{};" > $TMPV
b462d132 2652if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2653 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2654 check_cc <<EOF && enable symver_asm_label
2655void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2656void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2657EOF
2658 check_cc <<EOF && enable symver_gnu_asm
2659__asm__(".symver ff_foo,av_foo@VERSION");
2660void ff_foo(void) {}
2661EOF
2662fi
a482e61b 2663
bd2216e4 2664if enabled small; then
14ca9cd0 2665 add_cflags $size_cflags
8400d6b8
DB
2666 optimizations="small"
2667elif enabled optimizations; then
14ca9cd0 2668 add_cflags $speed_cflags
b05394a0
MR
2669else
2670 add_cflags $noopt_cflags
cddf3f45 2671fi
11fdbc44 2672check_cflags -fno-math-errno
b2eb2ff0 2673check_cflags -fno-signed-zeros
cddf3f45 2674
629687f6 2675if enabled icc; then
b1598b58
MR
2676 # Just warnings, no remarks
2677 check_cflags -w1
2678 # -wd: Disable following warnings
2679 # 144, 167, 556: -Wno-pointer-sign
2680 # 10006: ignoring unknown option -fno-signed-zeros
2681 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2682 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2683 # 11030: Warning unknown option --as-needed
2684 # 10156: ignoring option '-export'; no argument required
2685 check_ldflags -wd10156,11030
2686 # Allow to compile with optimizations
2687 check_ldflags -march=$cpu
be2cf98a
CEH
2688 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2689 enable ebp_available
df442a8d
MR
2690elif enabled ccc; then
2691 # disable some annoying warnings
2692 add_cflags -msg_disable cvtu32to64
2693 add_cflags -msg_disable embedcomment
2694 add_cflags -msg_disable needconstext
2695 add_cflags -msg_disable nomainieee
2696 add_cflags -msg_disable ptrmismatch1
2697 add_cflags -msg_disable unreachcode
973859f5
MR
2698elif enabled gcc; then
2699 check_cflags -fno-tree-vectorize
765e6134 2700 check_cflags -Werror=implicit-function-declaration
de63bfec 2701 check_cflags -Werror=missing-prototypes
06da6943
DC
2702elif enabled clang; then
2703 check_cflags -Qunused-arguments
138132be
MR
2704elif enabled armcc; then
2705 # 2523: use of inline assembler is deprecated
2706 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2707 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2708elif enabled tms470; then
2709 add_cflags -pds=824 -pds=837
504a64b9
CEH
2710fi
2711
7483e694
DB
2712enabled_any $THREADS_LIST && enable threads
2713
2714check_deps $CONFIG_LIST \
b6bb00b0 2715 $CONFIG_EXTRA \
7483e694
DB
2716 $HAVE_LIST \
2717 $DECODER_LIST \
2718 $ENCODER_LIST \
5666fd73 2719 $HWACCEL_LIST \
7483e694
DB
2720 $PARSER_LIST \
2721 $BSF_LIST \
2722 $DEMUXER_LIST \
2723 $MUXER_LIST \
f7679c54 2724 $FILTER_LIST \
7483e694
DB
2725 $INDEV_LIST \
2726 $OUTDEV_LIST \
2727 $PROTOCOL_LIST \
f70f03f6 2728
3bfd582c 2729enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 2730
3e89171a 2731echo "install prefix $prefix"
f36958f8
DB
2732echo "source path $source_path"
2733echo "C compiler $cc"
f36958f8 2734echo "ARCH $arch ($cpu)"
ce8871c2
MR
2735if test "$build_suffix" != ""; then
2736 echo "build suffix $build_suffix"
eb94aca9 2737fi
ac63af34
DB
2738if test "$extra_version" != ""; then
2739 echo "version string suffix $extra_version"
2740fi
0db2ce77 2741echo "big-endian ${bigendian-no}"
e90f5b5a 2742echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2743if enabled x86; then
af44e8e4 2744 echo "yasm ${yasm-no}"
0db2ce77 2745 echo "MMX enabled ${mmx-no}"
30e98e62 2746 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2747 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2748 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2749 echo "SSE enabled ${sse-no}"
30e98e62 2750 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2751 echo "CMOV enabled ${cmov-no}"
2752 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2753 echo "EBX available ${ebx_available-no}"
2754 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2755 echo "10 operands supported ${ten_operands-no}"
e41e8342 2756fi
5b6c2cbd 2757if enabled arm; then
0db2ce77
MR
2758 echo "ARMv5TE enabled ${armv5te-no}"
2759 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2760 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2761 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2762 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2763 echo "NEON enabled ${neon-no}"
eba9ae3c 2764fi
5b6c2cbd 2765if enabled mips; then
0db2ce77 2766 echo "MMI enabled ${mmi-no}"
e41e8342 2767fi
5b6c2cbd 2768if enabled ppc; then
0db2ce77 2769 echo "AltiVec enabled ${altivec-no}"
30e98e62 2770 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2771 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2772fi
2773if enabled sparc; then
2774 echo "VIS enabled ${vis-no}"
e41e8342 2775fi
0db2ce77 2776echo "debug symbols ${debug-no}"
87a0fb62 2777echo "strip symbols ${stripping-no}"
8400d6b8 2778echo "optimizations ${optimizations-no}"
0db2ce77
MR
2779echo "static ${static-no}"
2780echo "shared ${shared-no}"
4a24ab64 2781echo "postprocessing support ${postproc-no}"
f7679c54 2782echo "new filter support ${avfilter-no}"
81124ba0 2783echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2784echo "network support ${network-no}"
0db2ce77
MR
2785echo "threading support ${thread_type-no}"
2786echo "SDL support ${sdl-no}"
0db2ce77
MR
2787echo "Sun medialib support ${mlib-no}"
2788echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2789echo "libdc1394 support ${libdc1394-no}"
690bfceb 2790echo "libdirac enabled ${libdirac-no}"
0db2ce77 2791echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
2792echo "libgsm enabled ${libgsm-no}"
2793echo "libmp3lame enabled ${libmp3lame-no}"
2794echo "libnut enabled ${libnut-no}"
0b175caa
DB
2795echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2796echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2797echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 2798echo "librtmp enabled ${librtmp-no}"
f7cd9eed 2799echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2800echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2801echo "libtheora enabled ${libtheora-no}"
2802echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 2803echo "libvpx enabled ${libvpx-no}"
d6bd62db
DB
2804echo "libx264 enabled ${libx264-no}"
2805echo "libxvid enabled ${libxvid-no}"
0db2ce77 2806echo "zlib enabled ${zlib-no}"
f402916e 2807echo "bzlib enabled ${bzlib-no}"
2c62e737 2808echo
de6d9b64 2809
5666fd73 2810for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2811 echo "Enabled ${type}s:"
f65c9da1 2812 eval list=\$$(toupper $type)_LIST
8138b9db 2813 for part in $list; do
f65c9da1
MR
2814 enabled $part && echo ${part%_*}
2815 done | sort | pr -3 -t
2816 echo
8138b9db
RP
2817done
2818
ba7a7039 2819license="LGPL version 2.1 or later"
ba321adb 2820if enabled nonfree; then
ba7a7039 2821 license="nonfree and unredistributable"
9cad0e4e
DB
2822elif enabled gplv3; then
2823 license="GPL version 3 or later"
2824elif enabled lgplv3; then
2825 license="LGPL version 3 or later"
ba321adb 2826elif enabled gpl; then
ba7a7039 2827 license="GPL version 2 or later"
ba321adb
JK
2828fi
2829
2830echo "License: $license"
ca5323af 2831
cf1392e9
DB
2832echo "Creating config.mak and config.h..."
2833
df642790
MR
2834# build tree in object directory if source path is different from current one
2835if enabled source_path_used; then
2836 DIRS="
2837 doc
2838 libavcodec
2839 libavcodec/$arch
2840 libavdevice
2841 libavfilter
2842 libavformat
2843 libavutil
2844 libavutil/$arch
2845 libpostproc
2846 libswscale
2847 libswscale/$arch
2848 tests
2849 tools
2850 "
2851 FILES="
2852 Makefile
2853 common.mak
2854 subdir.mak
2855 doc/texi2pod.pl
2856 libavcodec/Makefile
43f60eba 2857 libavcodec/${arch}/Makefile
df642790
MR
2858 libavdevice/Makefile
2859 libavfilter/Makefile
2860 libavformat/Makefile
2861 libavutil/Makefile
2862 libpostproc/Makefile
2863 libswscale/Makefile
2864 "
e0e335a0 2865 map 'mkdir -p $v' $DIRS;
43f60eba 2866 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
2867fi
2868
ad212cc6
MR
2869enabled stripping || strip="echo skipping strip"
2870
173c983b
MR
2871cat > config.mak <<EOF
2872# Automatically generated by configure - do not modify!
2873ifndef FFMPEG_CONFIG_MAK
2874FFMPEG_CONFIG_MAK=1
2875FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2876prefix=$prefix
2877LIBDIR=\$(DESTDIR)$libdir
2878SHLIBDIR=\$(DESTDIR)$shlibdir
2879INCDIR=\$(DESTDIR)$incdir
2880BINDIR=\$(DESTDIR)$bindir
2881DATADIR=\$(DESTDIR)$datadir
2882MANDIR=\$(DESTDIR)$mandir
2883SRC_PATH="$source_path"
2884SRC_PATH_BARE=$source_path
2885BUILD_ROOT="$PWD"
2886ARCH=$arch
2887CC=$cc
2888AS=$as
2889LD=$ld
2890DEPCC=$dep_cc
2891YASM=$yasmexe
a4aea515 2892YASMDEP=$yasmexe
173c983b
MR
2893AR=$ar
2894RANLIB=$ranlib
4335125c 2895CP=cp -p
173c983b
MR
2896LN_S=$ln_s
2897STRIP=$strip
2898CPPFLAGS=$CPPFLAGS
2899CFLAGS=$CFLAGS
2900ASFLAGS=$ASFLAGS
2901CC_O=$CC_O
2902LDFLAGS=$LDFLAGS
2903FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2904SHFLAGS=$SHFLAGS
2905YASMFLAGS=$YASMFLAGS
2906BUILDSUF=$build_suffix
2907FULLNAME=$FULLNAME
2908LIBPREF=$LIBPREF
2909LIBSUF=$LIBSUF
2910LIBNAME=$LIBNAME
2911SLIBPREF=$SLIBPREF
2912SLIBSUF=$SLIBSUF
2913EXESUF=$EXESUF
2914EXTRA_VERSION=$extra_version
2915DEPFLAGS=$DEPFLAGS
2916CCDEP=$CCDEP
2917ASDEP=$ASDEP
2918CC_DEPFLAGS=$CC_DEPFLAGS
2919AS_DEPFLAGS=$AS_DEPFLAGS
2920HOSTCC=$host_cc
2921HOSTCFLAGS=$host_cflags
2922HOSTEXESUF=$HOSTEXESUF
2923HOSTLDFLAGS=$host_ldflags
2924HOSTLIBS=$host_libs
2925TARGET_EXEC=$target_exec
2926TARGET_PATH=$target_path
2927SDL_LIBS=$sdl_libs
2928SDL_CFLAGS=$sdl_cflags
2929LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2930EXTRALIBS=$extralibs
fd676deb 2931INSTALL=install
1afc4750
MR
2932LIBTARGET=${LIBTARGET}
2933SLIBNAME=${SLIBNAME}
2934SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2935SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2936SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2937SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2938SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2939SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2fad0977 2940SAMPLES=$samples
173c983b 2941EOF
5a872801 2942
719c8e00
MR
2943get_version(){
2944 name=$1
2945 file=$source_path/$2
147e7692
MR
2946 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2947 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2948 lcname=$(tolower $name)
2949 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2950 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2951}
2952
147e7692
MR
2953get_version LIBSWSCALE libswscale/swscale.h
2954get_version LIBPOSTPROC libpostproc/postprocess.h
2955get_version LIBAVCODEC libavcodec/avcodec.h
2956get_version LIBAVDEVICE libavdevice/avdevice.h
2957get_version LIBAVFORMAT libavformat/avformat.h
2958get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2959get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2960
173c983b
MR
2961cat > $TMPH <<EOF
2962/* Automatically generated by configure - do not modify! */
2963#ifndef FFMPEG_CONFIG_H
2964#define FFMPEG_CONFIG_H
2965#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2966#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2967#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2968#define CC_TYPE "$cc_type"
2969#define CC_VERSION $cc_version
2970#define restrict $_restrict
42719e20 2971#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\\n\\t"
173c983b
MR
2972#define EXTERN_PREFIX "${extern_prefix}"
2973#define EXTERN_ASM ${extern_prefix}
2974EOF
523ef551 2975
4ae40685
MR
2976test -n "$malloc_prefix" &&
2977 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
2978
523ef551 2979if enabled small || disabled optimizations; then
9a894c48 2980 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
2981 echo "#define av_always_inline" >> $TMPH
2982fi
2983
3d907e22
MR
2984print_config ARCH_ $TMPH config.mak $ARCH_LIST
2985print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2986print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2987 $CONFIG_EXTRA \
7483e694
DB
2988 $DECODER_LIST \
2989 $ENCODER_LIST \
5666fd73 2990 $HWACCEL_LIST \
7483e694
DB
2991 $PARSER_LIST \
2992 $BSF_LIST \
2993 $DEMUXER_LIST \
2994 $MUXER_LIST \
f7679c54 2995 $FILTER_LIST \
7483e694
DB
2996 $PROTOCOL_LIST \
2997 $INDEV_LIST \
2998 $OUTDEV_LIST \
8ac17293 2999
9c05103f 3000echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3001echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3002
b7860763 3003# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3004cp_if_changed $TMPH config.h
3d204385 3005
a3e02a8c
MR
3006cat > $TMPH <<EOF
3007/* Generated by ffconf */
3008#ifndef AVUTIL_AVCONFIG_H
3009#define AVUTIL_AVCONFIG_H
3010EOF
3011
3012print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3013
3014echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3015
3016cp_if_changed $TMPH libavutil/avconfig.h
3017
7bfc8ae6
MR
3018test -n "$WARNINGS" && printf "\n$WARNINGS"
3019
d0674868 3020# build pkg-config files
def4272a 3021
d0674868
DB
3022pkgconfig_generate(){
3023name=$1
b0dfd108 3024shortname=${name#lib}${build_suffix}
d0674868
DB
3025comment=$2
3026version=$3
3027libs=$4
3028requires=$5
25cd5cb3 3029cat <<EOF > $name/$name.pc
3e89171a 3030prefix=$prefix
a94e666c 3031exec_prefix=\${prefix}
f2b7382c 3032libdir=$libdir
7622778e 3033includedir=$incdir
def4272a 3034
d0674868
DB
3035Name: $name
3036Description: $comment
3037Version: $version
8cd6b388 3038Requires: $(enabled shared || echo $requires)
5dcfe9f8 3039Requires.private: $(enabled shared && echo $requires)
def4272a 3040Conflicts:
8cd6b388 3041Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3042Libs.private: $(enabled shared && echo $libs)
76a448ed 3043Cflags: -I\${includedir}
def4272a 3044EOF
25cd5cb3 3045cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3046prefix=
3047exec_prefix=
46d1ff83 3048libdir=\${pcfiledir}
1d44d365 3049includedir=${source_path}
def4272a 3050
d0674868
DB
3051Name: $name
3052Description: $comment
3053Version: $version
3054Requires: $requires
def4272a 3055Conflicts:
12701f6e 3056Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3057Cflags: -I\${includedir}
3058EOF
d0674868 3059}
def4272a 3060
e426941d 3061pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3062pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3063pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3064pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3065enabled avfilter &&
46983309 3066 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3067enabled postproc &&
e426941d 3068 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3069pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"