Build extradata in adpcm_ms encoder.
[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 "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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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."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
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63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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72 echo
73 echo "Configuration options:"
e6b9d588
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
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76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
0a23c0bb
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79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
62560865
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81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
e6b9d588
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87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
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92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
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98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
f4d608e3 102 echo " --disable-lpc disable LPC code"
62560865 103 echo " --disable-mdct disable MDCT code"
68602540 104 echo " --disable-rdft disable RDFT code"
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105 echo " --disable-vaapi disable VAAPI code"
106 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 107 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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108 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
109 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
110 echo " --enable-beos-netserver enable BeOS netserver"
111 echo " --disable-encoder=NAME disable encoder NAME"
112 echo " --enable-encoder=NAME enable encoder NAME"
113 echo " --disable-encoders disable all encoders"
114 echo " --disable-decoder=NAME disable decoder NAME"
115 echo " --enable-decoder=NAME enable decoder NAME"
116 echo " --disable-decoders disable all decoders"
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117 echo " --disable-hwaccel=NAME disable hwaccel NAME"
118 echo " --enable-hwaccel=NAME enable hwaccel NAME"
119 echo " --disable-hwaccels disable all hwaccels"
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120 echo " --disable-muxer=NAME disable muxer NAME"
121 echo " --enable-muxer=NAME enable muxer NAME"
122 echo " --disable-muxers disable all muxers"
123 echo " --disable-demuxer=NAME disable demuxer NAME"
124 echo " --enable-demuxer=NAME enable demuxer NAME"
125 echo " --disable-demuxers disable all demuxers"
126 echo " --enable-parser=NAME enable parser NAME"
127 echo " --disable-parser=NAME disable parser NAME"
128 echo " --disable-parsers disable all parsers"
129 echo " --enable-bsf=NAME enable bitstream filter NAME"
130 echo " --disable-bsf=NAME disable bitstream filter NAME"
131 echo " --disable-bsfs disable all bitstream filters"
132 echo " --enable-protocol=NAME enable protocol NAME"
133 echo " --disable-protocol=NAME disable protocol NAME"
134 echo " --disable-protocols disable all protocols"
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135 echo " --disable-indev=NAME disable input device NAME"
136 echo " --disable-outdev=NAME disable output device NAME"
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137 echo " --disable-indevs disable input devices"
138 echo " --disable-outdevs disable output devices"
139 echo " --disable-devices disable all devices"
140 echo " --enable-filter=NAME enable filter NAME"
141 echo " --disable-filter=NAME disable filter NAME"
142 echo " --disable-filters disable all filters"
143 echo " --list-decoders show all available decoders"
144 echo " --list-encoders show all available encoders"
5666fd73 145 echo " --list-hwaccels show all available hardware accelerators"
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146 echo " --list-muxers show all available muxers"
147 echo " --list-demuxers show all available demuxers"
148 echo " --list-parsers show all available parsers"
149 echo " --list-protocols show all available protocols"
150 echo " --list-bsfs show all available bitstream filters"
151 echo " --list-indevs show all available input devices"
152 echo " --list-outdevs show all available output devices"
153 echo " --list-filters show all available filters"
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154 echo
155 echo "External library support:"
0a23c0bb 156 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc 157 echo " --enable-bzlib enable bzlib [autodetect]"
0b175caa
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158 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
159 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 160 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
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161 echo " and libraw1394 [no]"
162 echo " --enable-libdirac enable Dirac support via libdirac [no]"
163 echo " --enable-libfaac enable FAAC support via libfaac [no]"
164 echo " --enable-libfaad enable FAAD support via libfaad [no]"
165 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
166 echo " --enable-libgsm enable GSM support via libgsm [no]"
167 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 168 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 169 echo " native (de)muxer exists [no]"
9a77d59a 170 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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171 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
172 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
173 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 174 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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175 echo " native implementation exists [no]"
176 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 177 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 178 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 179 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 180 echo " --enable-zlib enable zlib [autodetect]"
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181 echo ""
182 echo "Advanced options (experts only):"
183 echo " --source-path=PATH path to source code [$source_path]"
184 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 185 echo " --enable-cross-compile assume a cross-compiler is used"
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186 echo " --sysroot=PATH root of cross-build tree"
187 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 188 echo " --target-os=OS compiler targets OS [$target_os]"
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189 echo " --target-exec=CMD command to run executables on target"
190 echo " --target-path=DIR path to view of build directory on target"
89641463 191 echo " --nm=NM use nm tool"
313c46a6 192 echo " --as=AS use assembler AS [$as_default]"
15396d5c 193 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 194 echo " --ld=LD use linker LD"
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195 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
196 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
197 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
198 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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199 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
200 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
201 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 202 echo " --extra-version=STRING version string suffix []"
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203 echo " --build-suffix=SUFFIX library name suffix []"
204 echo " --arch=ARCH select architecture [$arch]"
205 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 206 echo " instruction selection, may crash on older CPUs)"
2b4c3615 207 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 208 echo " (requires enabling PMC)"
4f50c3d5 209 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 210 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 211 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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212 echo " --disable-mmx disable MMX optimizations"
213 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 214 echo " --disable-sse disable SSE optimizations"
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215 echo " --disable-ssse3 disable SSSE3 optimizations"
216 echo " --disable-armv5te disable armv5te optimizations"
217 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 218 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 219 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 220 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
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221 echo " --disable-mmi disable MMI optimizations"
222 echo " --disable-neon disable neon optimizations"
223 echo " --disable-vis disable VIS optimizations"
7595a5e4 224 echo " --disable-yasm disable use of yasm assembler"
8a3c8627 225 echo " --enable-pic build position-independent code"
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226 echo
227 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 228 echo " --disable-debug disable debugging symbols"
b7d49373 229 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 230 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 231 echo " --disable-optimizations disable compiler optimizations"
0a622b98 232 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 233 echo " --disable-stripping disable stripping of executables and shared libraries"
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234 echo ""
235 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 236 exit 0
74c53c2d 237}
cf9d24ad 238
57bd82d4 239log(){
2270b4b2 240 echo "$@" >> $logfile
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241}
242
720c69da 243log_file(){
c8e9f801 244 log BEGIN $1
2270b4b2 245 pr -n -t $1 >> $logfile
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246 log END $1
247}
248
2ba042a7 249echolog(){
c8e9f801 250 log "$@"
57bd82d4 251 echo "$@"
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252}
253
254die(){
255 echolog "$@"
256 cat <<EOF
d326cf7f 257
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258If you think configure made a mistake, make sure you are using the latest
259version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 260ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 261EOF
e155a21a 262 if disabled logging; then
2ba042a7 263 cat <<EOF
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264Rerun configure with logging enabled (do not use --disable-logging), and
265include the log this produces with your report.
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266EOF
267 else
268cat <<EOF
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269Include the log file "$logfile" produced by configure as this will help
270solving the problem.
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271EOF
272 fi
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273 exit 1
274}
275
6c6007d6 276# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 277toupper(){
6c6007d6 278 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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279}
280
4a5444db 281tolower(){
6c6007d6 282 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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283}
284
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285c_escape(){
286 echo "$*" | sed 's/["\\]/\\\0/g'
287}
288
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289sh_quote(){
290 v=$(echo "$1" | sed "s/'/'\\\\''/g")
291 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
292 echo "$v"
293}
294
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295filter(){
296 pat=$1
297 shift
298 for v; do
98ef6079 299 eval "case $v in $pat) echo $v ;; esac"
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300 done
301}
302
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303set_all(){
304 value=$1
305 shift
306 for var in $*; do
307 eval $var=$value
308 done
309}
310
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311set_weak(){
312 value=$1
313 shift
314 for var; do
315 eval : \${$var:=$value}
316 done
317}
318
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MR
319pushvar(){
320 for var in $*; do
321 eval level=\${${var}_level:=0}
322 eval ${var}_${level}="\$$var"
323 eval ${var}_level=$(($level+1))
324 done
325}
326
327popvar(){
328 for var in $*; do
329 eval level=\${${var}_level:-0}
330 test $level = 0 && continue
331 eval level=$(($level-1))
332 eval $var="\${${var}_${level}}"
333 eval ${var}_level=$level
334 eval unset ${var}_${level}
335 done
336}
337
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338enable(){
339 set_all yes $*
340}
341
342disable(){
343 set_all no $*
344}
345
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346enable_weak(){
347 set_weak yes $*
348}
349
350disable_weak(){
351 set_weak no $*
352}
353
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354enable_safe(){
355 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
356}
357
358disable_safe(){
359 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
360}
361
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362do_enable_deep(){
363 for var; do
364 enabled $var && continue
365 eval sel="\$${var}_select"
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366 eval sgs="\$${var}_suggest"
367 pushvar var sgs
f9d328da 368 enable_deep $sel
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369 popvar sgs
370 enable_deep_weak $sgs
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371 popvar var
372 done
373}
374
375enable_deep(){
376 do_enable_deep $*
377 enable $*
378}
379
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380enable_deep_weak(){
381 do_enable_deep $*
382 enable_weak $*
383}
384
57bd82d4 385enabled(){
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MR
386 test "${1#!}" = "$1" && op== || op=!=
387 eval test "x\$${1#!}" $op "xyes"
44161118
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388}
389
37970ebf 390disabled(){
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MR
391 test "${1#!}" = "$1" && op== || op=!=
392 eval test "x\$${1#!}" $op "xno"
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393}
394
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395enabled_all(){
396 for opt; do
397 enabled $opt || return 1
398 done
399}
400
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401disabled_all(){
402 for opt; do
403 disabled $opt || return 1
404 done
405}
406
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407enabled_any(){
408 for opt; do
409 enabled $opt && return 0
410 done
411}
412
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413disabled_any(){
414 for opt; do
415 disabled $opt && return 0
416 done
f7b230a7 417 return 1
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418}
419
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420set_default(){
421 for opt; do
88268e94 422 eval : \${$opt:=\$${opt}_default}
c9d19248
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423 done
424}
425
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426is_in(){
427 value=$1
428 shift
429 for var in $*; do
430 [ $var = $value ] && return 0
431 done
432 return 1
433}
434
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435check_deps(){
436 for cfg; do
3250003c 437 cfg="${cfg#!}"
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438 enabled ${cfg}_checking && die "Circular dependency for $cfg."
439 disabled ${cfg}_checking && continue
440 enable ${cfg}_checking
441
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442 eval dep_all="\$${cfg}_deps"
443 eval dep_any="\$${cfg}_deps_any"
7ef3425f 444 eval dep_sel="\$${cfg}_select"
c510c7b5 445 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 446
c510c7b5
MR
447 pushvar cfg dep_all dep_any dep_sel dep_sgs
448 check_deps $dep_all $dep_any $dep_sel $dep_sgs
449 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 450
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451 enabled_all $dep_all || disable $cfg
452 enabled_any $dep_any || disable $cfg
7ef3425f 453 disabled_any $dep_sel && disable $cfg
799c9e9b 454
4ec45764
RP
455 if enabled $cfg; then
456 eval dep_extralibs="\$${cfg}_extralibs"
457 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 458 enable_deep $dep_sel
c510c7b5 459 enable_deep_weak $dep_sgs
4ec45764
RP
460 fi
461
799c9e9b 462 disable ${cfg}_checking
30fd06be
MR
463 done
464}
465
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MR
466print_config(){
467 pfx=$1
468 header=$2
469 makefile=$3
470 shift 3
471 for cfg; do
5e622c40 472 ucname="$(toupper $cfg)"
44161118 473 if enabled $cfg; then
3d907e22 474 echo "#define ${pfx}${ucname} 1" >> $header
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MR
475 echo "${pfx}${ucname}=yes" >> $makefile
476 else
b250f9c6 477 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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478 fi
479 done
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480}
481
482flags_saved(){
2270b4b2 483 (: ${SAVE_CFLAGS?}) 2> /dev/null
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484}
485
dcd479c0 486save_flags(){
57bd82d4 487 flags_saved && return
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488 SAVE_CFLAGS="$CFLAGS"
489 SAVE_LDFLAGS="$LDFLAGS"
490 SAVE_extralibs="$extralibs"
491}
492
493restore_flags(){
f5d28d10 494 flags_saved || return
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495 CFLAGS="$SAVE_CFLAGS"
496 LDFLAGS="$SAVE_LDFLAGS"
497 extralibs="$SAVE_extralibs"
498 unset SAVE_CFLAGS
499 unset SAVE_LDFLAGS
500 unset SAVE_extralibs
501}
502
503temp_cflags(){
504 save_flags
505 CFLAGS="$CFLAGS $*"
506}
507
508temp_ldflags(){
509 save_flags
510 LDFLAGS="$LDFLAGS $*"
511}
512
513temp_extralibs(){
514 save_flags
515 extralibs="$extralibs $*"
516}
517
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518append(){
519 var=$1
520 shift
521 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
522 eval "$var=\"\$$var $*\""
523}
524
50a334e4 525add_cppflags(){
caf458dd 526 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
527}
528
57bd82d4 529add_cflags(){
caf458dd 530 append CFLAGS $($filter_cflags "$@")
57bd82d4
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531}
532
2f2e6c7c 533add_asflags(){
caf458dd 534 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
535}
536
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537add_ldflags(){
538 append LDFLAGS "$@"
539}
540
541add_extralibs(){
542 append extralibs "$@"
543}
544
b0cfb663 545check_cmd(){
b3cb5d51 546 log "$@"
2270b4b2 547 "$@" >> $logfile 2>&1
b0cfb663
MR
548}
549
dcd479c0 550check_cc(){
57bd82d4 551 log check_cc "$@"
2270b4b2 552 cat > $TMPC
720c69da 553 log_file $TMPC
50a334e4 554 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
555}
556
557check_cpp(){
558 log check_cpp "$@"
2270b4b2 559 cat > $TMPC
720c69da 560 log_file $TMPC
9e7f3277 561 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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562}
563
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564check_as(){
565 log check_as "$@"
566 cat > $TMPC
567 log_file $TMPC
2f2e6c7c 568 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
569}
570
940f335a
MR
571check_asm(){
572 log check_asm "$@"
573 name="$1"
574 asm="$2"
575 shift 2
49214f61
MR
576 disable $name
577 check_as "$@" <<EOF && enable $name
124c21d7 578void foo(void){ __asm__ volatile($asm); }
940f335a
MR
579EOF
580}
581
304d586d
LM
582check_yasm(){
583 log check_yasm "$@"
584 echo "$1" > $TMPS
585 log_file $TMPS
586 shift 1
587 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
588}
589
dcd479c0 590check_ld(){
57bd82d4 591 log check_ld "$@"
0607887f 592 check_cc || return
3155a644
MR
593 flags=''
594 libs=''
595 for f; do
596 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
597 done
684b28e0 598 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
599}
600
50a334e4
MR
601check_cppflags(){
602 log check_cppflags "$@"
caf458dd
MR
603 set -- $($filter_cppflags "$@")
604 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
605int x;
606EOF
607}
608
dcd479c0 609check_cflags(){
57bd82d4 610 log check_cflags "$@"
caf458dd
MR
611 set -- $($filter_cflags "$@")
612 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
613int x;
614EOF
615}
616
617check_ldflags(){
57bd82d4
MR
618 log check_ldflags "$@"
619 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 620int main(void){ return 0; }
dcd479c0
MR
621EOF
622}
623
624check_header(){
57bd82d4 625 log check_header "$@"
dcd479c0
MR
626 header=$1
627 shift
b77df637
MR
628 disable_safe $header
629 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
630#include <$header>
631int x;
632EOF
633}
634
635check_func(){
57bd82d4 636 log check_func "$@"
dcd479c0
MR
637 func=$1
638 shift
d8bc5f06
MR
639 disable $func
640 check_ld "$@" <<EOF && enable $func
dcd479c0 641extern int $func();
c23a0ac8 642int main(void){ $func(); }
dcd479c0
MR
643EOF
644}
645
2446d3d6
DB
646check_func_headers(){
647 log check_func_headers "$@"
f8d7b072
MR
648 headers=$1
649 func=$2
650 shift 2
651 disable $func
652 incs=""
653 for hdr in $headers; do
654 incs="$incs
655#include <$hdr>"
656 done
cd0d9a9d 657 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 658$incs
d6773f56 659int main(int argc, char **argv){
2b2c2a81 660 return (long) $func;
f8d7b072
MR
661}
662EOF
663}
664
a5344cf7
SS
665check_cpp_condition(){
666 log check_cpp_condition "$@"
667 header=$1
668 condition=$2
669 check_cpp <<EOF
670#include <$header>
671#if !($condition)
672#error "unsatisfied condition: $condition"
673#endif
674EOF
675}
676
57bd82d4
MR
677check_lib(){
678 log check_lib "$@"
679 header="$1"
680 func="$2"
681 shift 2
fcfcde17
MR
682 temp_extralibs "$@"
683 check_header $header && check_func $func && add_extralibs "$@"
684 err=$?
685 restore_flags
686 return $err
57bd82d4
MR
687}
688
f8d7b072
MR
689check_lib2(){
690 log check_lib2 "$@"
691 headers="$1"
692 func="$2"
693 shift 2
694 temp_extralibs "$@"
2446d3d6 695 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
696 err=$?
697 restore_flags
698 return $err
699}
700
dcd479c0 701check_exec(){
2270b4b2 702 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
703}
704
7dfef245 705check_exec_crash(){
5e622c40 706 code=$(cat)
7dfef245
MR
707
708 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
709 # are safe but may not be available everywhere. Thus we use
710 # raise(SIGTERM) instead. The check is run in a subshell so we
711 # can redirect the "Terminated" message from the shell. SIGBUS
712 # is not defined by standard C so it is used conditionally.
713
2270b4b2 714 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
715#include <signal.h>
716static void sighandler(int sig){
717 raise(SIGTERM);
718}
e5af4a11 719int main(void){
7dfef245
MR
720 signal(SIGILL, sighandler);
721 signal(SIGFPE, sighandler);
722 signal(SIGSEGV, sighandler);
723#ifdef SIGBUS
724 signal(SIGBUS, sighandler);
725#endif
726 { $code }
727}
728EOF
729}
730
72be9e73
DY
731check_type(){
732 log check_type "$@"
733 headers=$1
734 type=$2
735 shift 2
736 disable $type
737 incs=""
738 for hdr in $headers; do
739 incs="$incs
740#include <$hdr>"
741 done
742 check_cc "$@" <<EOF && enable $type
743$incs
744$type v;
745EOF
746}
747
57bd82d4
MR
748require(){
749 name="$1"
750 header="$2"
751 func="$3"
752 shift 3
753 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
754}
755
f8d7b072
MR
756require2(){
757 name="$1"
758 headers="$2"
759 func="$3"
760 shift 3
761 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
762}
763
eea50282
MR
764check_foo_config(){
765 cfg=$1
766 pkg=$2
767 header=$3
768 func=$4
769 shift 4
770 disable $cfg
771 check_cmd ${pkg}-config --version
772 err=$?
773 if test "$err" = 0; then
5e622c40
DB
774 temp_cflags $(${pkg}-config --cflags)
775 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
776 check_lib "$@" $header $func && enable $cfg
777 fi
778 return $err
779}
780
c505dd31
MR
781apply(){
782 file=$1
783 shift
784 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
785}
786
dcd61286
DB
787# CONFIG_LIST contains configurable options, while HAVE_LIST is for
788# system-dependent things.
789
4a0d6686
AJ
790COMPONENT_LIST="
791 bsfs
792 decoders
793 demuxers
794 encoders
3cde40aa 795 filters
5666fd73 796 hwaccels
c552605c 797 indevs
4a0d6686 798 muxers
c552605c 799 outdevs
4a0d6686
AJ
800 parsers
801 protocols
802"
803
804CONFIG_LIST="
805 $COMPONENT_LIST
e8ed9b7a 806 aandct
f7679c54
VS
807 avfilter
808 avfilter_lavf
c88f5d72
MR
809 avisynth
810 beos_netserver
f402916e 811 bzlib
27a9466b 812 fastdiv
c88f5d72
MR
813 ffmpeg
814 ffplay
815 ffserver
1848f7d9 816 fft
4f034993 817 golomb
c88f5d72 818 gpl
ecfc4f44 819 gprof
d8d0d0b2 820 gray
3abe5fbd 821 hardcoded_tables
c88f5d72 822 ipv6
f7b8bffe 823 libdc1394
690bfceb 824 libdirac
2eed5a46
DB
825 libfaac
826 libfaad
827 libfaadbin
c88f5d72 828 libgsm
6ebe07fb 829 libmp3lame
c88f5d72 830 libnut
0b175caa
DB
831 libopencore_amrnb
832 libopencore_amrwb
9a77d59a 833 libopenjpeg
f7cd9eed 834 libschroedinger
ae14f311 835 libspeex
150d2772 836 libtheora
c88f5d72 837 libvorbis
1cc60c47
DB
838 libx264
839 libxvid
f4d608e3 840 lpc
47a158cb 841 mdct
c88f5d72 842 memalign_hack
a8150374 843 mlib
c88f5d72
MR
844 mpegaudio_hp
845 network
3fe142e2 846 nonfree
8a3c8627 847 pic
4a24ab64 848 postproc
2b4c3615 849 powerpc_perf
68602540 850 rdft
e90f5b5a 851 runtime_cpudetect
2e35e684 852 shared
bd2216e4 853 small
2e35e684 854 static
a9ddb5b1 855 swscale_alpha
17492d5e
DB
856 vaapi
857 vdpau
9cad0e4e 858 version3
56a059ac 859 x11grab
c88f5d72 860 zlib
4a0d6686 861"
c88f5d72 862
8eee7025
DB
863THREADS_LIST='
864 beosthreads
d22e8442 865 os2threads
8eee7025
DB
866 pthreads
867 w32threads
868'
869
3f5b56e5
MR
870ARCH_LIST='
871 alpha
a2fc0f6a 872 arm
fdcd782d
MR
873 avr32
874 avr32_ap
875 avr32_uc
3f5b56e5
MR
876 bfin
877 ia64
878 m68k
879 mips
bae3abb0 880 mips64
3f5b56e5 881 parisc
79cb09b2 882 ppc
34d11b87 883 ppc64
3f5b56e5
MR
884 s390
885 sh4
886 sparc
887 sparc64
888 x86
889 x86_32
890 x86_64
891'
892
893ARCH_EXT_LIST='
1ac9331a 894 altivec
3bf96eec 895 amd3dnow
a1ef9f08 896 amd3dnowext
1ac9331a 897 armv5te
edab3048 898 armv6
ab5cb084 899 armv6t2
f55b299a 900 armvfp
3f5b56e5
MR
901 iwmmxt
902 mmi
903 mmx
d7f0920b 904 mmx2
6b18d278 905 neon
799fde37 906 ppc4xx
1bb04d5a 907 sse
9eeed841 908 ssse3
bd9d34a0 909 vis
3f5b56e5
MR
910'
911
912HAVE_LIST="
913 $ARCH_EXT_LIST
914 $THREADS_LIST
35fd8122 915 alsa_asoundlib_h
3f5b56e5 916 altivec_h
c9fdab0d 917 arpa_inet_h
e7ea5e3d 918 attribute_packed
08a85a59 919 bigendian
6bd859d6 920 bswap
ecf97f22 921 closesocket
1ac9331a 922 cmov
e16e49ac 923 conio_h
c88f5d72 924 dcbzl
f8aa696f
DB
925 dev_bktr_ioctl_bt848_h
926 dev_bktr_ioctl_meteor_h
927 dev_ic_bt8xx_h
928 dev_video_meteor_ioctl_meteor_h
929 dev_video_bktr_ioctl_bt848_h
18b67ae5 930 dlfcn_h
c88f5d72 931 dlopen
bc574408 932 dos_paths
245626d0
DB
933 ebp_available
934 ebx_available
c2a29455 935 fast_64bit
7073e9fc 936 fast_cmov
7b829d2a 937 fast_unaligned
9d99cc5a 938 fork
da9e86f8 939 gethrtime
4e68cb8a 940 GetProcessTimes
66be5b45 941 getrusage
2e1913b1 942 inet_aton
61d251db 943 inline_asm
abfc8d05 944 isatty
9f5ff83f 945 ldbrx
0b4a1821
AS
946 libdc1394_1
947 libdc1394_2
a33cab3a 948 llrint
291fd18a 949 log2
85dd97ad 950 loongson
a33cab3a 951 lrint
c88f5d72 952 lrintf
e4673692 953 lzo1x_999_compress
f8aa696f
DB
954 machine_ioctl_bt848_h
955 machine_ioctl_meteor_h
c88f5d72
MR
956 malloc_h
957 memalign
6ffa87d3 958 mkstemp
b4e806b2 959 pld
1f91cdce 960 posix_memalign
a33cab3a
MK
961 round
962 roundf
c88f5d72
MR
963 sdl
964 sdl_video_size
b507ebd1 965 setmode
72be9e73 966 socklen_t
deb29777 967 soundcard_h
f8cda19e 968 poll_h
b58412f1 969 sys_mman_h
b091aa44 970 sys_resource_h
81644c2e 971 sys_select_h
deb29777 972 sys_soundcard_h
1b6e8b73 973 sys_videoio_h
d3a4b4e0 974 ten_operands
e16e49ac 975 termios_h
b265431e 976 threads
7b04b8a0 977 truncf
ce742de2 978 vfp_args
7c5bfe7a 979 VirtualAlloc
6ff3f3e7 980 winsock2_h
cc078b5d 981 xform_asm
304d586d 982 yasm
0cb78cef 983"
44161118 984
b6bb00b0
MR
985# options emitted with CONFIG_ prefix but not available on command line
986CONFIG_EXTRA="
9cad0e4e
DB
987 gplv3
988 lgplv3
b6bb00b0
MR
989"
990
520cc7f1 991CMDLINE_SELECT="
3f5b56e5 992 $ARCH_EXT_LIST
520cc7f1 993 $CONFIG_LIST
8eee7025 994 $THREADS_LIST
db6107b6 995 cross_compile
520cc7f1
MR
996 debug
997 extra_warnings
8c6afa4d 998 logging
d2bbb2f7 999 optimizations
87a0fb62 1000 stripping
7595a5e4 1001 yasm
520cc7f1 1002"
426be5dc
DB
1003
1004PATHS_LIST='
d156bede 1005 bindir
14a8acf1 1006 datadir
26759c44
MR
1007 incdir
1008 libdir
26759c44
MR
1009 mandir
1010 prefix
1011 shlibdir
426be5dc
DB
1012'
1013
1014CMDLINE_SET="
1015 $PATHS_LIST
1016 arch
313c46a6 1017 as
426be5dc
DB
1018 build_suffix
1019 cc
1020 cpu
1021 cross_prefix
50567afa 1022 dep_cc
ac63af34 1023 extra_version
9da6609f
MR
1024 host_cc
1025 host_cflags
1026 host_ldflags
1027 host_libs
82bb3329 1028 host_os
684b28e0 1029 ld
426be5dc 1030 logfile
89641463 1031 nm
26759c44 1032 source_path
c5200f17
MR
1033 sysinclude
1034 sysroot
a7ada2ba 1035 target_exec
26759c44 1036 target_os
a7ada2ba 1037 target_path
426be5dc 1038"
520cc7f1 1039
89f2932b
MR
1040CMDLINE_APPEND="
1041 extra_cflags
1042"
1043
912f3148
DB
1044# code dependency declarations
1045
9eeed841 1046# architecture extensions
79cb09b2 1047altivec_deps="ppc"
3bf96eec 1048amd3dnow_deps="mmx"
a1ef9f08 1049amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1050armv5te_deps="arm"
1051armv6_deps="arm"
ab5cb084 1052armv6t2_deps="arm"
a2fc0f6a
MR
1053armvfp_deps="arm"
1054iwmmxt_deps="arm"
e241ba14 1055mmi_deps="mips"
9eeed841 1056mmx_deps="x86"
75aa95a6 1057mmx2_deps="mmx"
a2fc0f6a 1058neon_deps="arm"
799fde37 1059ppc4xx_deps="ppc"
75aa95a6
DB
1060sse_deps="mmx"
1061ssse3_deps="sse"
bd9d34a0 1062vis_deps="sparc"
9eeed841 1063
89e053f8 1064need_memalign="altivec neon sse"
6fec122a 1065inline_asm_deps="!tms470"
89e053f8 1066
5666fd73 1067# decoders / encoders / hardware accelerators
47a158cb 1068aac_decoder_select="fft mdct"
84c04e25 1069aac_encoder_select="fft mdct"
47a158cb 1070ac3_decoder_select="fft mdct"
f4d608e3 1071alac_encoder_select="lpc"
47a158cb 1072atrac3_decoder_select="fft mdct"
4f034993 1073cavs_decoder_select="golomb"
47a158cb 1074cook_decoder_select="fft mdct"
2eef7c62 1075cscd_decoder_suggest="zlib"
47a158cb 1076dca_decoder_select="fft mdct"
e8ed9b7a 1077dnxhd_encoder_select="aandct"
2eef7c62 1078dxa_decoder_select="zlib"
baf91bb9 1079eac3_decoder_select="ac3_decoder"
84c04e25 1080eamad_decoder_select="aandct"
e8ed9b7a 1081eatgq_decoder_select="aandct"
d52b39c7 1082eatqi_decoder_select="aandct"
4f034993
MR
1083ffv1_decoder_select="golomb"
1084flac_decoder_select="golomb"
f4d608e3 1085flac_encoder_select="golomb lpc"
2eef7c62
AJ
1086flashsv_decoder_select="zlib"
1087flashsv_encoder_select="zlib"
4d4b4bd1 1088flv_encoder_select="h263_encoder"
e8ed9b7a
DB
1089h261_encoder_select="aandct"
1090h263_encoder_select="aandct"
ff418735 1091h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1092h263_vaapi_hwaccel_select="vaapi h263_decoder"
fe629c2d 1093h263p_encoder_select="h263_encoder"
4f034993 1094h264_decoder_select="golomb"
ff418735 1095h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1096h264_vaapi_hwaccel_select="vaapi"
711dae77 1097h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1098h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1099imc_decoder_select="fft mdct"
4f034993
MR
1100jpegls_decoder_select="golomb"
1101jpegls_encoder_select="golomb"
e8ed9b7a 1102ljpeg_encoder_select="aandct"
4f034993 1103loco_decoder_select="golomb"
e8ed9b7a
DB
1104mjpeg_encoder_select="aandct"
1105mpeg1video_encoder_select="aandct"
1106mpeg2video_encoder_select="aandct"
c37de5e1 1107mpeg4_encoder_select="h263_encoder"
711dae77 1108mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1109mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1110mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1111mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1112mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1113mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1114mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1115mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1116mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1117mpeg_xvmc_decoder_select="mpegvideo_decoder"
4e169d89
DB
1118msmpeg4v1_encoder_select="h263_encoder"
1119msmpeg4v2_encoder_select="h263_encoder"
1120msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1121nellymoser_decoder_select="fft mdct"
1122nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1123png_decoder_select="zlib"
1124png_encoder_select="zlib"
63cae55d 1125qdm2_decoder_select="fft mdct rdft"
b2bf38b4
DB
1126rv10_encoder_select="h263_encoder"
1127rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1128rv30_decoder_select="golomb"
1129rv40_decoder_select="golomb"
4f034993
MR
1130shorten_decoder_select="golomb"
1131sonic_decoder_select="golomb"
1132sonic_encoder_select="golomb"
1133sonic_ls_encoder_select="golomb"
1134svq3_decoder_select="golomb"
bee2eac5 1135svq3_decoder_suggest="zlib"
4eef77c1 1136theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1137tiff_decoder_suggest="zlib"
1138tiff_encoder_suggest="zlib"
1139tscc_decoder_select="zlib"
ff418735 1140vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1141vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1142vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1143vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1144vorbis_decoder_select="fft mdct"
1145vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1146vp6a_decoder_select="vp6_decoder"
1147vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1148wmav1_decoder_select="fft mdct"
1149wmav1_encoder_select="fft mdct"
1150wmav2_decoder_select="fft mdct"
1151wmav2_encoder_select="fft mdct"
665507aa 1152wmv1_encoder_select="h263_encoder"
1746e2a9 1153wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1154wmv3_decoder_select="vc1_decoder"
1155wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1156wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1157zlib_decoder_select="zlib"
1158zlib_encoder_select="zlib"
1159zmbv_decoder_select="zlib"
1160zmbv_encoder_select="zlib"
30fd06be 1161
28b80940
DB
1162# parsers
1163h264_parser_select="golomb"
1164
912f3148 1165# external libraries
1b71f045 1166libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1167libdirac_encoder_deps="libdirac"
c9171a83 1168libfaac_encoder_deps="libfaac"
69ddbd1d 1169libfaad_decoder_deps="libfaad"
4ec45764 1170libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1171libgsm_decoder_deps="libgsm"
1172libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1173libgsm_ms_decoder_deps="libgsm"
1174libgsm_ms_encoder_deps="libgsm"
1cc60c47 1175libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1176libopencore_amrnb_decoder_deps="libopencore_amrnb"
1177libopencore_amrnb_encoder_deps="libopencore_amrnb"
1178libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1179libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1180libschroedinger_decoder_deps="libschroedinger"
1181libschroedinger_encoder_deps="libschroedinger"
ae14f311 1182libspeex_decoder_deps="libspeex"
150d2772 1183libtheora_encoder_deps="libtheora"
b0caf888 1184libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1185libx264_encoder_deps="libx264"
1186libxvid_encoder_deps="libxvid"
30fd06be 1187
912f3148 1188# demuxers / muxers
03a76ba9 1189ac3_demuxer_deps="ac3_parser"
647c2356 1190asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1191avisynth_demuxer_deps="avisynth"
1192dirac_demuxer_deps="dirac_parser"
647c2356 1193ipod_muxer_select="mov_muxer"
4e622dea
SS
1194libnut_demuxer_deps="libnut"
1195libnut_muxer_deps="libnut"
647c2356 1196matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1197matroska_demuxer_suggest="zlib bzlib"
1198mov_demuxer_suggest="zlib"
1199mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1200mp4_muxer_select="mov_muxer"
1201mpegtsraw_demuxer_select="mpegts_demuxer"
1202mxf_d10_muxer_select="mxf_muxer"
1203psp_muxer_select="mov_muxer"
4e622dea
SS
1204redir_demuxer_deps="network"
1205rtp_muxer_deps="network rtp_protocol"
1206rtsp_demuxer_deps="sdp_demuxer"
1207sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1208tg2_muxer_select="mov_muxer"
1209tgp_muxer_select="mov_muxer"
6bdaa5f4 1210w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1211
1212# indevs / outdevs
38e54a75
SS
1213alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1214alsa_indev_extralibs="-lasound"
1215alsa_outdev_deps="alsa_asoundlib_h"
1216alsa_outdev_extralibs="-lasound"
1217audio_beos_indev_deps="audio_beos"
1218audio_beos_indev_extralibs="-lmedia -lbe"
1219audio_beos_outdev_deps="audio_beos"
1220audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1221bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1222dv1394_indev_deps="dv1394 dv_demuxer"
1223jack_indev_deps="jack_jack_h"
1224jack_indev_extralibs="-ljack"
1225libdc1394_indev_deps="libdc1394"
38e54a75
SS
1226oss_indev_deps_any="soundcard_h sys_soundcard_h"
1227oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1228v4l_indev_deps="linux_videodev_h"
1229v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1230vfwcap_indev_deps="capCreateCaptureWindow"
1231vfwcap_indev_extralibs="-lvfw32"
1232x11_grab_device_indev_deps="x11grab XShmCreateImage"
1233x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1234
912f3148 1235# protocols
3fff6382 1236gopher_protocol_deps="network"
c08fb000 1237http_protocol_deps="network"
cbf29889 1238rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1239rtp_protocol_deps="udp_protocol"
1240tcp_protocol_deps="network"
1241udp_protocol_deps="network"
1242
f7679c54 1243# filters
81124ba0 1244movie_filter_deps="avfilter_lavf"
f7679c54 1245
912f3148 1246# programs
fa859b4d 1247ffplay_deps="sdl"
6ad42348 1248ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1249ffserver_extralibs='$ldl'
a2830dca 1250
912f3148 1251
de6d9b64 1252# default parameters
8a608357 1253
2ba042a7 1254logfile="config.err"
8a608357
MR
1255
1256# installation paths
c9d19248
MR
1257prefix_default="/usr/local"
1258bindir_default='${prefix}/bin'
14a8acf1 1259datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1260incdir_default='${prefix}/include'
1261libdir_default='${prefix}/lib'
1262mandir_default='${prefix}/share/man'
1263shlibdir_default="$libdir_default"
8a608357
MR
1264
1265# toolchain
11e6d03a 1266ar="ar"
13c7df3d 1267cc_default="gcc"
a3d7c197 1268cc_version=\"unknown\"
9da6609f 1269host_cc_default="gcc"
11e6d03a 1270ln_s="ln -sf"
89641463 1271nm_default="nm"
11e6d03a 1272objformat="elf"
be7109c1 1273ranlib="ranlib"
0f3cb305 1274strip="strip"
11e6d03a 1275yasmexe="yasm"
8a608357
MR
1276
1277# machine
5e622c40 1278arch=$(uname -m)
38d0a8aa 1279cpu="generic"
8a608357 1280
8a608357 1281# OS
4f854758 1282target_os=$(tolower $(uname -s))
82bb3329 1283host_os=$target_os
8a608357 1284
8a608357 1285# configurable options
497237c7 1286enable debug
aa033b1e 1287enable fastdiv
497237c7
RP
1288enable ffmpeg
1289enable ffplay
1290enable ffserver
1291enable ipv6
497237c7
RP
1292enable mpegaudio_hp
1293enable network
8400d6b8 1294enable optimizations
497237c7 1295enable protocols
530dc538 1296enable static
87a0fb62 1297enable stripping
a9ddb5b1 1298enable swscale_alpha
8a608357 1299
8a608357 1300# build settings
9987769a 1301SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1302FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1303LIBPREF="lib"
1304LIBSUF=".a"
c5f14466
RP
1305FULLNAME='$(NAME)$(BUILDSUF)'
1306LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1307SLIBPREF="lib"
1308SLIBSUF=".so"
c5f14466 1309SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1310SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1311SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1312LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1313
7e6c86e6
MR
1314CC_O='-o $@'
1315
9da6609f
MR
1316host_cflags='-O3 -g -Wall'
1317host_libs='-lm'
1318
a7ada2ba
MR
1319target_path='.'
1320
0d7dca36
DB
1321# gcc stupidly only outputs the basename of targets with -MM, but we need the
1322# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1323DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1324DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1325
c597172e 1326# find source path
5e622c40 1327source_path="$(dirname "$0")"
497237c7 1328enable source_path_used
24524f36 1329if test -f configure; then
5e622c40 1330 source_path="$(pwd)"
497237c7 1331 disable source_path_used
c597172e 1332else
5e622c40 1333 source_path="$(cd "$source_path"; pwd)"
c597172e 1334 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1335 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1336 test -e "$source_path/config.h" &&
1337 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1338fi
1339
13cbe2c0 1340for v in "$@"; do
b04251c5
MR
1341 r=${v#*=}
1342 l=${v%"$r"}
1343 r=$(sh_quote "$r")
13cbe2c0
MR
1344 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1345done
c597172e 1346
73ef8980
MR
1347find_things(){
1348 thing=$1
1349 pattern=$2
1350 file=$source_path/$3
932ccf39 1351 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1352}
1353
1354ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1355DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1356HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1357PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1358BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1359MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1360DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1361OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1362INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1363PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1364FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1365
7483e694
DB
1366enable $ARCH_EXT_LIST \
1367 $DECODER_LIST \
1368 $ENCODER_LIST \
5666fd73 1369 $HWACCEL_LIST \
7483e694
DB
1370 $PARSER_LIST \
1371 $BSF_LIST \
1372 $DEMUXER_LIST \
1373 $MUXER_LIST \
f7679c54 1374 $FILTER_LIST \
7483e694
DB
1375 $PROTOCOL_LIST \
1376 $INDEV_LIST \
1377 $OUTDEV_LIST \
c597172e
MR
1378
1379die_unknown(){
1380 echo "Unknown option \"$1\"."
1381 echo "See $0 --help for available options."
1382 exit 1
1383}
1384
794f8e97 1385show_list() {
bf0c4afa
RP
1386 suffix=_$1
1387 shift
1388 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1389 exit 0
1390}
1391
c597172e 1392for opt do
7483e694
DB
1393 optval="${opt#*=}"
1394 case "$opt" in
0f010b2f 1395 --extra-ldflags=*) add_ldflags $optval
7483e694 1396 ;;
0f010b2f 1397 --extra-libs=*) add_extralibs $optval
7483e694 1398 ;;
8fb1cb58 1399 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1400 ;;
40bcf4c7
BL
1401 --enable-debug=*) debuglevel="$optval"
1402 ;;
7483e694 1403 --enable-*=*|--disable-*=*)
8b93ddc3 1404 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1405 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1406 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1407 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1408 $action $(filter "$name" $list)
7483e694
DB
1409 ;;
1410 --enable-?*|--disable-?*)
5e622c40 1411 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1412 if is_in $option $COMPONENT_LIST; then
fed5d54b 1413 test $action = disable && action=unset
e3773a55
MR
1414 eval $action \$$(toupper ${option%s})_LIST
1415 elif is_in $option $CMDLINE_SELECT; then
1416 $action $option
1417 else
1418 die_unknown $opt
1419 fi
7483e694
DB
1420 ;;
1421 --list-*)
1422 NAME="${opt#--list-}"
1423 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1424 NAME=${NAME%s}
1425 eval show_list $NAME \$$(toupper $NAME)_LIST
1426 ;;
1427 --help|-h) show_help
1428 ;;
1429 *)
884a36a7 1430 optname="${opt%%=*}"
26759c44
MR
1431 optname="${optname#--}"
1432 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1433 if is_in $optname $CMDLINE_SET; then
1434 eval $optname='$optval'
1435 elif is_in $optname $CMDLINE_APPEND; then
1436 append $optname "$optval"
1437 else
1438 die_unknown $opt
1439 fi
7483e694
DB
1440 ;;
1441 esac
c597172e
MR
1442done
1443
bcea99bb
MR
1444disabled logging && logfile=/dev/null
1445
13cbe2c0 1446echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1447set >> $logfile
1448
9da6609f
MR
1449test -n "$cross_prefix" && enable cross_compile
1450
adb2b908 1451ar="${cross_prefix}${ar}"
11e6d03a 1452cc_default="${cross_prefix}${cc_default}"
20e0ed95 1453nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1454ranlib="${cross_prefix}${ranlib}"
1455strip="${cross_prefix}${strip}"
1456
c5200f17
MR
1457sysinclude_default="${sysroot}/usr/include"
1458
75800dce 1459set_default cc nm sysinclude
9da6609f
MR
1460enabled cross_compile || host_cc_default=$cc
1461set_default host_cc
13c7df3d 1462
82bb3329
MR
1463exesuf() {
1464 case $1 in
1465 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1466 esac
1467}
1468
1469EXESUF=$(exesuf $target_os)
1470HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1471
e4e69e0b 1472# set temporary file name
a49d42c2 1473: ${TMPDIR:=$TEMPDIR}
c51fafa1 1474: ${TMPDIR:=$TMP}
a49d42c2 1475: ${TMPDIR:=/tmp}
e4e69e0b 1476
54460a83
MR
1477if ! check_cmd type mktemp; then
1478 # simple replacement for missing mktemp
1479 # NOT SAFE FOR GENERAL USE
1480 mktemp(){
1481 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1482 }
1483fi
1484
1485tmpfile(){
1486 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1487 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1488 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1489 append TMPFILES $tmp
1490 eval $1=$tmp
1491}
1492
1493trap 'rm -f -- $TMPFILES' EXIT
1494trap exit HUP INT TERM
1495
1496tmpfile TMPC .c
1497tmpfile TMPE $EXESUF
1498tmpfile TMPH .h
1499tmpfile TMPO .o
1500tmpfile TMPS .S
1501tmpfile TMPSH .sh
1502
1503unset -f mktemp
e4e69e0b 1504
993f2d0f
MR
1505# make sure we can execute files in $TMPDIR
1506cat > $TMPSH 2>> $logfile <<EOF
1507#! /bin/sh
1508EOF
1509chmod +x $TMPSH >> $logfile 2>&1
1510if ! $TMPSH >> $logfile 2>&1; then
1511 cat <<EOF
1512Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1513variable to another directory and make sure that it is not mounted noexec.
1514EOF
1515 die "Sanity test failed."
1516fi
993f2d0f 1517
19b4c628
MR
1518filter_cflags=echo
1519filter_cppflags=echo
1520filter_asflags=echo
1521
8f0c157a 1522if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1523 cc_type=gcc
a3d7c197 1524 cc_version=__VERSION__
aef6bd1b
MR
1525 if ! $cc -dumpversion | grep -q '^2\.'; then
1526 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1527 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1528 fi
629687f6
MR
1529elif $cc --version 2>/dev/null | grep -q Intel; then
1530 cc_type=icc
6e3fa35d 1531 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1532 CC_DEPFLAGS='-MMD'
1533 AS_DEPFLAGS='-MMD'
629687f6
MR
1534elif $cc -v 2>&1 | grep -q xlc; then
1535 cc_type=xlc
6e3fa35d 1536 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1537elif $cc -V 2>/dev/null | grep -q Compaq; then
1538 cc_type=ccc
6e3fa35d 1539 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1540 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1541 debuglevel=3
df442a8d 1542 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1543elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1544 test -d "$sysroot" || die "No valid sysroot specified."
1545 cc_type=armcc
6e3fa35d 1546 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1547 armcc_conf="$PWD/armcc.conf"
1548 $cc --arm_linux_configure \
1549 --arm_linux_config_file="$armcc_conf" \
1550 --configure_sysroot="$sysroot" \
1551 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1552 die "Error creating armcc configuration file."
1553 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1554 as_default="${cross_prefix}gcc"
07dec06e
MR
1555 CC_DEPFLAGS='-MMD'
1556 AS_DEPFLAGS='-MMD'
6fec122a
MR
1557elif $cc -version 2>/dev/null | grep -q TMS470; then
1558 cc_type=tms470
6e3fa35d 1559 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1560 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1561 CC_O='-fr=$(@D)'
1562 as_default="${cross_prefix}gcc"
1563 ld_default="${cross_prefix}gcc"
6fec122a
MR
1564 TMPO=$(basename $TMPC .c).o
1565 append TMPFILES $TMPO
1566 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1567 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1568 AS_DEPFLAGS='-MMD'
6fec122a
MR
1569 filter_cflags=tms470_flags
1570 tms470_flags(){
1571 for flag; do
1572 case $flag in
1573 -march=*|-mcpu=*)
1574 case "${flag#*=}" in
1575 armv7-a|cortex-a*) echo -mv=7a8 ;;
1576 armv7-r|cortex-r*) echo -mv=7r4 ;;
1577 armv7-m|cortex-m*) echo -mv=7m3 ;;
1578 armv6*|arm11*) echo -mv=6 ;;
1579 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1580 echo -mv=5e ;;
1581 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1582 esac
1583 ;;
1584 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1585 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1586 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1587 -Os) echo -O3 -mf=2 ;;
1588 -O[0-3]) echo $flag -mf=5 ;;
1589 -g) echo -g -mn ;;
1590 esac
1591 done
1592 }
629687f6
MR
1593fi
1594
1595test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1596
75bafbac 1597: ${as_default:=$cc}
50567afa 1598: ${dep_cc_default:=$cc}
684b28e0 1599: ${ld_default:=$cc}
50567afa 1600set_default as dep_cc ld
75800dce 1601
07dec06e
MR
1602test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1603test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1604
7f32f40c 1605add_cflags $extra_cflags
2f2e6c7c 1606add_asflags $extra_cflags
7f32f40c 1607
154d432c
MR
1608if test -n "$sysroot"; then
1609 case "$cc_type" in
1610 gcc)
467256f2 1611 add_cppflags --sysroot="$sysroot"
154d432c
MR
1612 add_ldflags --sysroot="$sysroot"
1613 ;;
6fec122a
MR
1614 tms470)
1615 add_cppflags -I"$sysinclude"
1616 add_ldflags --sysroot="$sysroot"
1617 ;;
154d432c
MR
1618 esac
1619fi
1620
d22c13a8
MR
1621if test "$cpu" = host; then
1622 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1623
1624 case "$cc_type" in
1625 gcc)
1626 check_native(){
1627 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1628 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1629 }
1630 cpu=$(check_native -march || check_native -mcpu)
1631 ;;
1632 esac
1633
1634 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1635fi
1636
df5cdc24
MR
1637# Add processor-specific flags
1638case $cpu in
1639 601|ppc601|PowerPC601)
1640 cpuflags="-mcpu=601"
1641 ;;
1642 603*|ppc603*|PowerPC603*)
1643 cpuflags="-mcpu=603"
1644 ;;
1645 604*|ppc604*|PowerPC604*)
1646 cpuflags="-mcpu=604"
1647 ;;
1648 G3|g3|75*|ppc75*|PowerPC75*)
1649 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1650 ;;
1651 G4|g4|745*|ppc745*|PowerPC745*)
1652 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1653 ;;
1654 74*|ppc74*|PowerPC74*)
1655 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1656 ;;
1657 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1658 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1659 ;;
1660 Cell|CELL|cell)
1661 cpuflags="-mcpu=cell"
1662 enable ldbrx
1663 ;;
1664 # targets that do NOT support conditional mov (cmov)
1665 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1666 cpuflags="-march=$cpu"
1667 disable cmov
1668 ;;
1669 # targets that do support conditional mov (cmov)
1670 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1671 cpuflags="-march=$cpu"
1672 enable cmov
1673 enable fast_cmov
1674 ;;
1675 # targets that do support conditional mov but on which it's slow
1676 pentium4|pentium4m|prescott|nocona)
1677 cpuflags="-march=$cpu"
1678 enable cmov
1679 disable fast_cmov
1680 ;;
1681 sparc64)
1682 cpuflags="-mcpu=v9"
1683 ;;
1684 arm11*|cortex*)
1685 cpuflags="-mcpu=$cpu"
1686 enable fast_unaligned
1687 ;;
1688 armv[67]*)
1689 cpuflags="-march=$cpu"
1690 enable fast_unaligned
1691 ;;
1692 armv*)
1693 cpuflags="-march=$cpu"
1694 ;;
1695 arm*)
1696 cpuflags="-mcpu=$cpu"
1697 ;;
1698 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1699 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1700 ;;
1701 bf*)
1702 cpuflags="-mcpu=$cpu"
1703 ;;
1704 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1705 cpuflags="-march=$cpu"
1706 ;;
fdcd782d
MR
1707 ap7[02]0[0-2])
1708 subarch="avr32_ap"
1709 cpuflags="-mpart=$cpu"
1710 ;;
1711 ap)
1712 subarch="avr32_ap"
1713 cpuflags="-march=$cpu"
1714 ;;
1715 uc3[ab]*)
1716 subarch="avr32_uc"
1717 cpuflags="-mcpu=$cpu"
1718 ;;
1719 uc)
1720 subarch="avr32_uc"
1721 cpuflags="-march=$cpu"
1722 ;;
df5cdc24
MR
1723 generic)
1724 ;;
1725 *)
1726 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1727 ;;
1728esac
1729
1730add_cflags $cpuflags
1731add_asflags $cpuflags
1732
993f2d0f
MR
1733# compiler sanity check
1734check_exec <<EOF
1735int main(void){ return 0; }
1736EOF
1737if test "$?" != 0; then
1738 echo "$cc is unable to create an executable file."
1739 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1740 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1741 echo "Only do this if you know what cross compiling means."
1742 fi
1743 die "C compiler test failed."
1744fi
1745
38a9c529 1746add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1747check_cflags -std=c99
50a334e4 1748check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1749#include <stdlib.h>
1750EOF
50a334e4 1751check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1752#include <stdlib.h>
1753EOF
e9b9a2f8 1754
b24dbcbd 1755case "$arch" in
b24dbcbd
RP
1756 alpha)
1757 arch="alpha"
1758 enable fast_64bit
c0a02a3e 1759 check_cflags -mieee
8a3c8627 1760 spic=$shared
b24dbcbd 1761 ;;
cfdb6148
MR
1762 arm|armv[4567]*l)
1763 arch="arm"
b24dbcbd 1764 ;;
f4870943
MR
1765 avr32)
1766 ;;
cfdb6148
MR
1767 bfin)
1768 arch="bfin"
1769 ;;
1770 ia64)
1771 arch="ia64"
b24dbcbd 1772 enable fast_64bit
8a3c8627 1773 spic=$shared
cfdb6148
MR
1774 ;;
1775 m68k)
1776 arch="m68k"
b24dbcbd 1777 ;;
de3a1240 1778 mips|mipsel|IP*)
b24dbcbd 1779 arch="mips"
8a3c8627 1780 spic=$shared
b24dbcbd 1781 ;;
de3a1240
DB
1782 mips64)
1783 arch="mips"
bae3abb0 1784 subarch="mips64"
de3a1240 1785 enable fast_64bit
8a3c8627 1786 spic=$shared
de3a1240 1787 ;;
61597a98 1788 parisc|hppa)
b24dbcbd 1789 arch="parisc"
8a3c8627 1790 spic=$shared
b24dbcbd 1791 ;;
61597a98 1792 parisc64|hppa64)
b24dbcbd
RP
1793 arch="parisc"
1794 enable fast_64bit
8a3c8627 1795 spic=$shared
b24dbcbd 1796 ;;
cfdb6148
MR
1797 "Power Macintosh"|ppc|powerpc)
1798 arch="ppc"
1799 enable fast_unaligned
1800 ;;
1801 ppc64)
1802 arch="ppc"
34d11b87 1803 subarch="ppc64"
cfdb6148
MR
1804 enable fast_64bit
1805 enable fast_unaligned
1806 ;;
b24dbcbd
RP
1807 s390|s390x)
1808 arch="s390"
1809 ;;
cfdb6148
MR
1810 sh4|sh)
1811 arch="sh4"
b24dbcbd 1812 ;;
cfdb6148
MR
1813 sparc)
1814 arch="sparc"
8a3c8627 1815 spic=$shared
cfdb6148
MR
1816 ;;
1817 sun4u|sparc64)
1818 arch="sparc"
1819 subarch="sparc64"
b24dbcbd 1820 enable fast_64bit
8a3c8627 1821 spic=$shared
b24dbcbd 1822 ;;
de27f4d9 1823 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1824 arch="x86"
1825 subarch="x86_32"
1826 enable fast_unaligned
8a3c8627 1827 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
cfdb6148
MR
1828 int test[sizeof(char*) - 7];
1829EOF
de27f4d9
DC
1830 if test "$subarch" = "x86_64"; then
1831 enable cmov
1832 enable fast_cmov
1833 fi
b24dbcbd
RP
1834 ;;
1835 *)
1836 arch="unknown"
1837 ;;
1838esac
1839
62045d48 1840enable $arch $subarch
8a3c8627 1841enabled spic && enable pic
b24dbcbd 1842
7483e694 1843# OS specific
4f854758 1844case $target_os in
7483e694 1845 beos|haiku|zeta)
c9d19248 1846 prefix_default="$HOME/config"
7483e694 1847 # helps building libavcodec
50a334e4
MR
1848 add_cppflags -DPIC
1849 add_cflags -fomit-frame-pointer
7483e694 1850 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1851 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1852 case "$gcc_version" in
1853 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1854 disable mmx
1855 ;;
1856 *20010315*) echo "BeBits gcc"
0f010b2f 1857 add_cflags -fno-expensive-optimizations
7483e694
DB
1858 ;;
1859 esac
7483e694
DB
1860 SHFLAGS=-nostart
1861 # enable BeOS things
1862 enable audio_beos
1863 # no need for libm, but the inet stuff
1864 # Check for BONE
1865 # XXX: actually should check for NOT net_server
78fe7631 1866 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1867 network_extralibs="-lbind -lsocket"
1868 else
1869 enable beos_netserver
1870 network_extralibs="-lnet"
1871 fi ;;
1872 sunos)
1873 FFSERVERLDFLAGS=""
9987769a 1874 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1875 network_extralibs="-lsocket -lnsl"
50a334e4 1876 add_cppflags -D__EXTENSIONS__
7483e694
DB
1877 ;;
1878 netbsd)
07a8eef6
MR
1879 oss_indev_extralibs="-lossaudio"
1880 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1881 ;;
1882 openbsd)
89e053f8 1883 enable malloc_aligned
cd78208b 1884 enable pic
7483e694 1885 SHFLAGS='-shared'
07a8eef6
MR
1886 oss_indev_extralibs="-lossaudio"
1887 oss_outdev_extralibs="-lossaudio"
7483e694 1888 ;;
90b4f091 1889 freebsd|dragonfly)
89e053f8 1890 enable malloc_aligned
7483e694
DB
1891 ;;
1892 bsd/os)
1893 osextralibs="-lpoll -lgnugetopt"
1894 strip="strip -d"
1895 ;;
1896 darwin)
89e053f8 1897 enable malloc_aligned
0138c54e 1898 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1899 strip="strip -x"
1900 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1901 SLIBSUF=".dylib"
1902 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1903 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1904 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1905 objformat="macho"
1b0f6fb8 1906 enabled x86_64 && objformat="macho64"
8dfa86f7 1907 enabled_any pic shared ||
2704bd1a 1908 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
1909 ;;
1910 mingw32*)
9d3f4f50 1911 if test $target_os = "mingw32ce"; then
1aa71e25
MS
1912 disable network
1913 else
1914 target_os=mingw32
1915 fi
dcc01c06 1916 LIBTARGET=i386
1fc9fb8a 1917 if enabled x86_64; then
89e053f8 1918 enable malloc_aligned
dcc01c06 1919 LIBTARGET=x64
336cc1b0
MS
1920 elif enabled arm; then
1921 LIBTARGET=arm
dcc01c06 1922 fi
fbd971a4 1923 shlibdir_default="$bindir_default"
7483e694
DB
1924 disable ffserver
1925 SLIBPREF=""
1926 SLIBSUF=".dll"
7483e694
DB
1927 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1928 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1929 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 1930 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
1931 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1932 install -d "$(LIBDIR)"; \
1933 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 1934 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1935 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1936 objformat="win32"
bc574408 1937 enable dos_paths
1894e741 1938 check_cflags -fno-common
b1549d61 1939 if ! enabled x86_64; then
f7ad5aa2
RP
1940 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1941 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 1942 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 1943 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 1944 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 1945 fi
7483e694
DB
1946 ;;
1947 cygwin*)
4f854758 1948 target_os=cygwin
fbd971a4 1949 shlibdir_default="$bindir_default"
7483e694
DB
1950 SLIBPREF="cyg"
1951 SLIBSUF=".dll"
1952 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1953 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1954 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1955 objformat="win32"
bc574408 1956 enable dos_paths
1894e741 1957 check_cflags -fno-common
7483e694 1958 ;;
4f365f37 1959 *-dos|freedos|opendos)
fdf11906 1960 disable ffplay ffserver
4f365f37
MK
1961 disable $INDEV_LIST $OUTDEV_LIST
1962 network_extralibs="-lsocket"
ff1c015d 1963 objformat="coff"
bc574408 1964 enable dos_paths
4f365f37 1965 ;;
7483e694 1966 linux)
7483e694
DB
1967 enable dv1394
1968 ;;
1969 irix*)
4f854758 1970 target_os=irix
7483e694
DB
1971 ranlib="echo ignoring ranlib"
1972 ;;
d22e8442 1973 os/2*)
d22e8442
DY
1974 strip="lxlite"
1975 ln_s="cp -f"
d22e8442 1976 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1977 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1978 FFSERVERLDFLAGS=""
287d3b13 1979 LIBSUF="_s.a"
d22e8442
DY
1980 SLIBPREF=""
1981 SLIBSUF=".dll"
1982 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1983 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1984 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1985 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1986 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1987 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1988 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1989 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1990 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1991 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1992 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1993 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1994 enable dos_paths
d22e8442 1995 ;;
83993c1c
AM
1996 gnu/kfreebsd)
1997 ;;
34e82167 1998 gnu)
34e82167 1999 ;;
d22e8442 2000
7483e694 2001 *)
4f924f9a 2002 die "Unknown OS '$target_os'."
7483e694
DB
2003 ;;
2004esac
2005
c9d19248
MR
2006set_default $PATHS_LIST
2007
c597172e 2008add_extralibs $osextralibs
de6d9b64 2009
28d8e661
DB
2010# Combine FFLDFLAGS and the LDFLAGS environment variable.
2011LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2012
320d060a 2013# we need to build at least one lib type
93b3c083 2014if ! enabled_any static shared; then
320d060a
DB
2015 cat <<EOF
2016At least one library type must be built.
2017Specify --enable-static to build the static libraries or --enable-shared to
2018build the shared libraries as well. To only build the shared libraries specify
2019--disable-static in addition to --enable-shared.
2020EOF
2021 exit 1;
2022fi
2023
abc4e572 2024disabled static && LIBNAME=""
2a320695 2025
a2234ceb
RP
2026if enabled_any libfaad libfaadbin ; then
2027 if check_header faad.h; then
295b8c70 2028 check_cc <<EOF
a2234ceb
RP
2029#include <faad.h>
2030#ifndef FAAD2_VERSION
2031ok faad1
2032#endif
db817cf3 2033int main(void) { return 0; }
a2234ceb
RP
2034EOF
2035 test $? = 0 && enable libfaad2
2036 else
ff3dac65 2037 die "FAAD test failed."
a2234ceb
RP
2038 fi
2039fi
2040
2041
2184c6f7 2042die_license_disabled() {
4c27207c 2043 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2044}
2045
2046die_license_disabled gpl libfaad2
2047die_license_disabled gpl libx264
2048die_license_disabled gpl libxvid
2049die_license_disabled gpl postproc
2050die_license_disabled gpl x11grab
2051
2f7ae63b 2052die_license_disabled nonfree libfaac
b2e3c528 2053
0b175caa
DB
2054die_license_disabled version3 libopencore_amrnb
2055die_license_disabled version3 libopencore_amrwb
2056
9cad0e4e 2057enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2058
9eeed841 2059check_deps $ARCH_EXT_LIST
0f3cb305 2060
40617a6d 2061disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2062
e276d9e8
MR
2063enable_pic() {
2064 enable pic
bce7b696
MR
2065 add_cppflags -DPIC
2066 add_cflags -fPIC
2067 add_asflags -fPIC
e276d9e8
MR
2068}
2069
2070enabled pic && enable_pic
bce7b696 2071
b4d96ba2
MR
2072check_cc <<EOF || die "Symbol mangling check failed."
2073int ff_extern;
2074EOF
2f05d9c1 2075sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2076extern_prefix=${sym%%ff_extern*}
2077
f65883c8
MR
2078check_cc <<EOF && enable inline_asm
2079void foo(void) { __asm__ volatile ("" ::); }
2080EOF
61d251db 2081
df5e3978
MR
2082_restrict=
2083for restrict_keyword in restrict __restrict__ __restrict; do
2084 check_cc <<EOF && _restrict=$restrict_keyword && break
2085void foo(char * $restrict_keyword p);
2086EOF
2087done
2088
2089check_cc <<EOF && enable attribute_packed
2090struct { int x; } __attribute__((packed)) x;
2091EOF
2092
2093check_cc <<EOF || die "endian test failed"
2094unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2095EOF
2096od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2097
fa0912fe 2098if enabled arm; then
e45391bb 2099
50fa82e6
MR
2100 check_cflags -marm
2101
fa0912fe
MR
2102 check_ld <<EOF && enable vfp_args
2103__asm__ (".eabi_attribute 28, 1");
2104int main(void) { return 0; }
2105EOF
2106
2107 # We have to check if pld is a nop and disable it.
2108 check_asm pld '"pld [r0]"'
2109
2110 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2111 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2112 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2113 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2114 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2115 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2116
e276d9e8
MR
2117 enabled_all armv6t2 shared !pic && enable_pic
2118
fa0912fe 2119elif enabled mips; then
e45391bb 2120
fa0912fe
MR
2121 check_asm loongson '"dmult.g $1, $2, $3"'
2122 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2123
fa0912fe 2124elif enabled ppc; then
e45391bb 2125
fa0912fe
MR
2126 check_asm dcbzl '"dcbzl 0, 1"'
2127 check_asm ppc4xx '"maclhw r10, r11, r12"'
2128 check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
2129
2130 # AltiVec flags: The FSF version of GCC differs from the Apple version
2131 if enabled altivec; then
2132 check_cflags -maltivec -mabi=altivec &&
2133 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2134 check_cflags -faltivec
2135
2136 # check if our compiler supports Motorola AltiVec C API
2137 check_cc <<EOF || disable altivec
2138$inc_altivec_h
2139int main(void) {
2140 vector signed int v1, v2, v3;
2141 v1 = vec_add(v2,v3);
2142 return 0;
2143}
2144EOF
2145
2146 # check if our compiler supports braces for vector declarations
2147 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2148$inc_altivec_h
2149int main (void) { (vector int) {1}; return 0; }
2150EOF
2151 fi
e45391bb 2152
fa0912fe 2153elif enabled sparc; then
e45391bb 2154
fa0912fe
MR
2155 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2156 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2157
fa0912fe 2158elif enabled x86; then
e45391bb 2159
44965991
PI
2160 # check whether EBP is available on x86
2161 # As 'i' is stored on the stack, this program will crash
2162 # if the base pointer is used to access it because the
2163 # base pointer is cleared in the inline assembly code.
7dfef245 2164 check_exec_crash <<EOF && enable ebp_available
44965991 2165 volatile int i=0;
be449fca 2166 __asm__ volatile (
44965991
PI
2167 "xorl %%ebp, %%ebp"
2168 ::: "%ebp");
2169 return i;
44965991
PI
2170EOF
2171
f494213c 2172 # check whether EBX is available on x86
7cee5421
MR
2173 check_asm ebx_available '""::"b"(0)' &&
2174 check_asm ebx_available '"":::"%ebx"'
8e380710 2175
d3a4b4e0
DB
2176 # check whether more than 10 operands are supported
2177 check_cc <<EOF && enable ten_operands
2178int main(void) {
2179 int x=0;
2180 __asm__ volatile(
2181 ""
2182 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2183 );
2184 return 0;
2185}
2186EOF
2187
d7f0920b 2188 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2189 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2190 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2191
2192 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2193
d52481b9 2194 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
2195 enabled x86_64 && append YASMFLAGS "-m amd64"
2196 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
2197 case "$objformat" in
2198 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 2199 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
2200 *) append YASMFLAGS "-DPREFIX" ;;
2201 esac
7595a5e4 2202 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2203
44965991
PI
2204fi
2205
a98bb16d
RP
2206if check_func dlopen; then
2207 ldl=
2208elif check_func dlopen -ldl; then
2209 ldl=-ldl
8bf5d58f
MN
2210fi
2211
75ecf149
DB
2212# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2213check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2214
7483e694
DB
2215check_func fork
2216check_func gethrtime
2217check_func getrusage
094c09bb 2218check_func inet_aton $network_extralibs
abfc8d05 2219check_func isatty
7483e694
DB
2220check_func memalign
2221check_func mkstemp
1f91cdce 2222check_func posix_memalign
b507ebd1 2223check_func_headers io.h setmode
e4673692 2224check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2225check_func_headers windows.h GetProcessTimes
7c5bfe7a 2226check_func_headers windows.h VirtualAlloc
6ffa87d3 2227
e16e49ac 2228check_header conio.h
a98bb16d
RP
2229check_header dlfcn.h
2230check_header malloc.h
bf6ce82d 2231check_header poll.h
b58412f1 2232check_header sys/mman.h
b091aa44 2233check_header sys/resource.h
bf6ce82d 2234check_header sys/select.h
a98bb16d 2235check_header termios.h
272081b0
CEH
2236check_header vdpau/vdpau.h
2237check_header vdpau/vdpau_x11.h
68178ca9 2238check_header X11/extensions/XvMClib.h
a98bb16d 2239
89e053f8
MR
2240if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2241 enabled_any $need_memalign ; then
1f91cdce 2242 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2243fi
e16e49ac 2244
a4fa192c 2245disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2246disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2247
2248# check for some common methods of building with pthread support
2249# do this before the optional library checks as some of them require pthreads
2250if enabled pthreads; then
9e7fd101
MR
2251 if check_func pthread_create; then
2252 :
2253 elif check_func pthread_create -pthread; then
2254 add_cflags -pthread
afc9aee2 2255 add_extralibs -pthread
9e7fd101
MR
2256 elif check_func pthread_create -pthreads; then
2257 add_cflags -pthreads
afc9aee2 2258 add_extralibs -pthreads
8d94f606
GT
2259 elif check_func pthread_create -lpthreadGC2; then
2260 add_extralibs -lpthreadGC2
9e7fd101
MR
2261 elif ! check_lib pthread.h pthread_create -lpthread; then
2262 die "ERROR: can't find pthreads library"
2263 fi
57bd82d4
MR
2264fi
2265
8eee7025 2266for thread in $THREADS_LIST; do
e5f94c2b 2267 if enabled $thread; then
3ae3b721
RP
2268 test -n "$thread_type" &&
2269 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2270 thread_type="$thread"
e5f94c2b
RP
2271 fi
2272done
2273
fdf88598 2274check_lib math.h sin -lm
ff418735 2275check_lib va/va.h vaInitialize -lva
fdf88598 2276
ad420e25
MR
2277check_func llrint
2278check_func log2
2279check_func lrint
2280check_func lrintf
2281check_func round
2282check_func roundf
2283check_func truncf
f32adb22 2284
57bd82d4 2285# these are off by default, so fail if requested and not available
79fda097 2286enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2287enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2288 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2289 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2290enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2291enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2292enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2293enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2294enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2295enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2296enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2297enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2298enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2299 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2300enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2301enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2302enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2303enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
19538981
JGG
2304 { check_cpp_condition x264.h "X264_BUILD >= 78" ||
2305 die "ERROR: libx264 version must be >= 0.78."; }
2bfecf73 2306enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2307enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2308
0b4a1821
AS
2309# libdc1394 check
2310if enabled libdc1394; then
2311 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2312 enable libdc1394_2; } ||
2313 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2314 enable libdc1394_1; } ||
2315 die "ERROR: No version of libdc1394 found "
2316fi
2317
497237c7
RP
2318disable sdl_too_old
2319disable sdl
6a1a892f 2320SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2321if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2322 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2323 temp_cflags $sdl_cflags
5e622c40 2324 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2325 if check_lib2 SDL.h SDL_Init; then
5e622c40 2326 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2327 if test "$_sdlversion" -lt 121 ; then
497237c7 2328 enable sdl_too_old
dcd479c0 2329 else
497237c7 2330 enable sdl
225e21ef 2331 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2332#include <SDL.h>
d6773f56 2333int main(int argc, char **argv){
29f3b38a
MR
2334 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2335 int w = vi->current_w;
2336 return 0;
2337}
2338EOF
dcd479c0
MR
2339 fi
2340 fi
29f3b38a 2341 restore_flags
c3f6b472 2342fi
57bd82d4 2343
2270b4b2 2344texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2345
73b46a95 2346if enabled network; then
96000432 2347 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2348 # Prefer arpa/inet.h over winsock2
2349 if check_header arpa/inet.h ; then
2350 check_func closesocket
2351 elif check_header winsock2.h ; then
f4c13872
MS
2352 check_func_headers winsock2.h closesocket -lws2 && \
2353 network_extralibs="-lws2" || \
2354 { check_func_headers winsock2.h closesocket -lws2_32 && \
2355 network_extralibs="-lws2_32"; }
72be9e73 2356 check_type ws2tcpip.h socklen_t
28c9f069
MK
2357 else
2358 disable network
73b46a95
RP
2359 fi
2360fi
2361
b6f3d925 2362enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2363#include <sys/types.h>
2364#include <sys/socket.h>
2365#include <netinet/in.h>
2366#include <netdb.h>
db817cf3 2367int main(void) {
7483e694
DB
2368 struct sockaddr_storage saddr;
2369 struct ipv6_mreq mreq6;
2370 getaddrinfo(0,0,0,0);
2371 getnameinfo(0,0,0,0,0,0,0);
2372 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2373}
2374EOF
2375
06e31011
RP
2376check_header linux/videodev.h
2377check_header linux/videodev2.h
1b6e8b73 2378check_header sys/videoio.h
47f38850 2379
2446d3d6 2380check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2381
f8aa696f 2382# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2383{ check_header dev/bktr/ioctl_meteor.h &&
2384 check_header dev/bktr/ioctl_bt848.h; } ||
2385{ check_header machine/ioctl_meteor.h &&
2386 check_header machine/ioctl_bt848.h; } ||
2387{ check_header dev/video/meteor/ioctl_meteor.h &&
2388 check_header dev/video/bktr/ioctl_bt848.h; } ||
2389check_header dev/ic/bt8xx.h
f8aa696f 2390
c7682de0
RP
2391check_header sys/soundcard.h
2392check_header soundcard.h
deb29777 2393
b6f3d925 2394enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2395
0e57fe17 2396enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2397
56a059ac 2398enabled x11grab &&
f58f4ce1
GP
2399check_header X11/Xlib.h &&
2400check_header X11/extensions/XShm.h &&
2401check_func XOpenDisplay -lX11 &&
06eab4ba 2402check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2403
95e561ec 2404enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2405
2406# add some useful compiler flags if supported
2407check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2408check_cflags -Wall
2409check_cflags -Wno-switch
c07bd6a9
MN
2410check_cflags -Wdisabled-optimization
2411check_cflags -Wpointer-arith
2412check_cflags -Wredundant-decls
cc1fb623 2413check_cflags -Wno-pointer-sign
f4929996 2414check_cflags -Wcast-qual
9aceb3cf 2415check_cflags -Wwrite-strings
652a5bf6 2416check_cflags -Wtype-limits
764551c6 2417check_cflags -Wundef
5af4e0cc 2418enabled extra_warnings && check_cflags -Winline
cf9d24ad 2419
57bd82d4 2420# add some linker flags
5c0e9479 2421check_ldflags -Wl,--warn-common
8351d2ba
DB
2422check_ldflags -Wl,--as-needed
2423check_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 2424check_ldflags -Wl,-Bsymbolic
94a3401e 2425
bd2216e4
MR
2426if enabled small; then
2427 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2428 optimizations="small"
2429elif enabled optimizations; then
629687f6 2430 if enabled xlc; then
0f010b2f
DB
2431 add_cflags -O5
2432 add_ldflags -O5
df442a8d
MR
2433 elif enabled ccc; then
2434 add_cflags -fast
cf9d24ad 2435 else
0f010b2f 2436 add_cflags -O3
cf9d24ad 2437 fi
cddf3f45 2438fi
11fdbc44 2439check_cflags -fno-math-errno
b2eb2ff0 2440check_cflags -fno-signed-zeros
cddf3f45 2441
629687f6 2442if enabled icc; then
b1598b58
MR
2443 # Just warnings, no remarks
2444 check_cflags -w1
2445 # -wd: Disable following warnings
2446 # 144, 167, 556: -Wno-pointer-sign
2447 # 10006: ignoring unknown option -fno-signed-zeros
2448 # 10156: ignoring option '-W'; no argument required
2449 check_cflags -wd144,167,556,10006,10156
2450 # 11030: Warning unknown option --as-needed
2451 # 10156: ignoring option '-export'; no argument required
2452 check_ldflags -wd10156,11030
2453 # Allow to compile with optimizations
2454 check_ldflags -march=$cpu
be2cf98a
CEH
2455 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2456 enable ebp_available
df442a8d
MR
2457elif enabled ccc; then
2458 # disable some annoying warnings
2459 add_cflags -msg_disable cvtu32to64
2460 add_cflags -msg_disable embedcomment
2461 add_cflags -msg_disable needconstext
2462 add_cflags -msg_disable nomainieee
2463 add_cflags -msg_disable ptrmismatch1
2464 add_cflags -msg_disable unreachcode
973859f5
MR
2465elif enabled gcc; then
2466 check_cflags -fno-tree-vectorize
504a64b9
CEH
2467fi
2468
90be59ef 2469if enabled gprof; then
0f010b2f
DB
2470 add_cflags -p
2471 add_ldflags -p
1db54e20
DB
2472fi
2473
7f3c02fc 2474# Find out if the .align argument is a power of two or not.
9377b6ce 2475check_asm asmalign_pot '".align 3"'
4454dc1b 2476
7483e694
DB
2477enabled_any $DECODER_LIST && enable decoders
2478enabled_any $ENCODER_LIST && enable encoders
5666fd73 2479enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2480enabled_any $BSF_LIST && enable bsfs
2481enabled_any $DEMUXER_LIST && enable demuxers
2482enabled_any $MUXER_LIST && enable muxers
f7679c54 2483enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2484enabled_any $INDEV_LIST && enable indevs
2485enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2486enabled_any $PROTOCOL_LIST && enable protocols
2487
2488enabled_any $THREADS_LIST && enable threads
2489
2490check_deps $CONFIG_LIST \
b6bb00b0 2491 $CONFIG_EXTRA \
7483e694
DB
2492 $HAVE_LIST \
2493 $DECODER_LIST \
2494 $ENCODER_LIST \
5666fd73 2495 $HWACCEL_LIST \
7483e694
DB
2496 $PARSER_LIST \
2497 $BSF_LIST \
2498 $DEMUXER_LIST \
2499 $MUXER_LIST \
f7679c54 2500 $FILTER_LIST \
7483e694
DB
2501 $INDEV_LIST \
2502 $OUTDEV_LIST \
2503 $PROTOCOL_LIST \
f70f03f6 2504
3e89171a 2505echo "install prefix $prefix"
f36958f8
DB
2506echo "source path $source_path"
2507echo "C compiler $cc"
bfd5afd8 2508echo ".align is power-of-two $asmalign_pot"
f36958f8 2509echo "ARCH $arch ($cpu)"
ce8871c2
MR
2510if test "$build_suffix" != ""; then
2511 echo "build suffix $build_suffix"
eb94aca9 2512fi
ac63af34
DB
2513if test "$extra_version" != ""; then
2514 echo "version string suffix $extra_version"
2515fi
0db2ce77 2516echo "big-endian ${bigendian-no}"
e90f5b5a 2517echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2518if enabled x86; then
af44e8e4 2519 echo "yasm ${yasm-no}"
0db2ce77 2520 echo "MMX enabled ${mmx-no}"
30e98e62 2521 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2522 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2523 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2524 echo "SSE enabled ${sse-no}"
30e98e62 2525 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2526 echo "CMOV enabled ${cmov-no}"
2527 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2528 echo "EBX available ${ebx_available-no}"
2529 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2530 echo "10 operands supported ${ten_operands-no}"
e41e8342 2531fi
5b6c2cbd 2532if enabled arm; then
0db2ce77
MR
2533 echo "ARMv5TE enabled ${armv5te-no}"
2534 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2535 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2536 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2537 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2538 echo "NEON enabled ${neon-no}"
eba9ae3c 2539fi
5b6c2cbd 2540if enabled mips; then
0db2ce77 2541 echo "MMI enabled ${mmi-no}"
e41e8342 2542fi
5b6c2cbd 2543if enabled ppc; then
0db2ce77 2544 echo "AltiVec enabled ${altivec-no}"
30e98e62 2545 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2546 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2547 echo "performance report ${powerpc_perf-no}"
2548fi
2549if enabled sparc; then
2550 echo "VIS enabled ${vis-no}"
e41e8342 2551fi
0db2ce77
MR
2552echo "gprof enabled ${gprof-no}"
2553echo "debug symbols ${debug-no}"
87a0fb62 2554echo "strip symbols ${stripping-no}"
8400d6b8 2555echo "optimizations ${optimizations-no}"
0db2ce77
MR
2556echo "static ${static-no}"
2557echo "shared ${shared-no}"
4a24ab64 2558echo "postprocessing support ${postproc-no}"
f7679c54 2559echo "new filter support ${avfilter-no}"
81124ba0 2560echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2561echo "network support ${network-no}"
90be59ef 2562if enabled network; then
0db2ce77 2563 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2564fi
0db2ce77
MR
2565echo "threading support ${thread_type-no}"
2566echo "SDL support ${sdl-no}"
90be59ef 2567if enabled sdl_too_old; then
bfd5afd8
DB
2568 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2569fi
0db2ce77
MR
2570echo "Sun medialib support ${mlib-no}"
2571echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2572echo "libdc1394 support ${libdc1394-no}"
690bfceb 2573echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2574echo "libfaac enabled ${libfaac-no}"
2575echo "libfaad enabled ${libfaad-no}"
7e0871a7 2576echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2577echo "libgsm enabled ${libgsm-no}"
2578echo "libmp3lame enabled ${libmp3lame-no}"
2579echo "libnut enabled ${libnut-no}"
0b175caa
DB
2580echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2581echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2582echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2583echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2584echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2585echo "libtheora enabled ${libtheora-no}"
2586echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2587echo "libx264 enabled ${libx264-no}"
2588echo "libxvid enabled ${libxvid-no}"
0db2ce77 2589echo "zlib enabled ${zlib-no}"
f402916e 2590echo "bzlib enabled ${bzlib-no}"
2c62e737 2591echo
de6d9b64 2592
5666fd73 2593for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2594 echo "Enabled ${type}s:"
f65c9da1 2595 eval list=\$$(toupper $type)_LIST
8138b9db 2596 for part in $list; do
f65c9da1
MR
2597 enabled $part && echo ${part%_*}
2598 done | sort | pr -3 -t
2599 echo
8138b9db
RP
2600done
2601
ba7a7039 2602license="LGPL version 2.1 or later"
ba321adb 2603if enabled nonfree; then
ba7a7039 2604 license="nonfree and unredistributable"
9cad0e4e
DB
2605elif enabled gplv3; then
2606 license="GPL version 3 or later"
2607elif enabled lgplv3; then
2608 license="LGPL version 3 or later"
ba321adb 2609elif enabled gpl; then
ba7a7039 2610 license="GPL version 2 or later"
ba321adb
JK
2611fi
2612
2613echo "License: $license"
ca5323af 2614
cf1392e9
DB
2615echo "Creating config.mak and config.h..."
2616
29799f8b 2617echo "# Automatically generated by configure - do not modify!" > config.mak
8c6d2da5
MR
2618echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2619echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2620
d921f03f 2621echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2622echo "prefix=$prefix" >> config.mak
22a324da
DB
2623echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2624echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2625echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2626echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2627echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2628echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2629echo "SRC_PATH=\"$source_path\"" >> config.mak
2630echo "SRC_PATH_BARE=$source_path" >> config.mak
2631echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2632echo "CC=$cc" >> config.mak
313c46a6 2633echo "AS=$as" >> config.mak
684b28e0 2634echo "LD=$ld" >> config.mak
50567afa 2635echo "DEPCC=$dep_cc" >> config.mak
304d586d 2636echo "YASM=$yasmexe" >> config.mak
980fc7b8 2637echo "AR=$ar" >> config.mak
be7109c1 2638echo "RANLIB=$ranlib" >> config.mak
20369773 2639echo "LN_S=$ln_s" >> config.mak
87a0fb62 2640enabled stripping &&
3ae3b721 2641 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2642 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2643
ce40e347 2644echo "CPPFLAGS=$CPPFLAGS" >> config.mak
3198f618 2645echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2646echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2647echo "CC_O=$CC_O" >> config.mak
0f3cb305 2648echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2649echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2650echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2651echo "YASMFLAGS=$YASMFLAGS" >> config.mak
ce8871c2 2652echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2653echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2654echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2655echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2656echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2657echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2658echo "SLIBSUF=$SLIBSUF" >> config.mak
2659echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2660echo "EXTRA_VERSION=$extra_version" >> config.mak
d8059267 2661echo "DEPFLAGS=$DEPFLAGS" >> config.mak
07dec06e
MR
2662echo "CCDEP=$CCDEP" >> config.mak
2663echo "ASDEP=$ASDEP" >> config.mak
2664echo "CC_DEPFLAGS=$CC_DEPFLAGS" >> config.mak
2665echo "AS_DEPFLAGS=$AS_DEPFLAGS" >> config.mak
9da6609f
MR
2666echo "HOSTCC=$host_cc" >> config.mak
2667echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2668echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2669echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2670echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2671echo "TARGET_EXEC=$target_exec" >> config.mak
2672echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2673
90be59ef 2674if enabled sdl; then
5e622c40
DB
2675 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2676 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2677fi
90be59ef 2678if enabled texi2html; then
7483e694 2679 echo "BUILD_DOC=yes" >> config.mak
146ea952 2680fi
5a872801 2681
719c8e00
MR
2682get_version(){
2683 name=$1
2684 file=$source_path/$2
147e7692
MR
2685 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2686 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2687 lcname=$(tolower $name)
2688 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2689 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2690}
2691
147e7692
MR
2692get_version LIBSWSCALE libswscale/swscale.h
2693get_version LIBPOSTPROC libpostproc/postprocess.h
2694get_version LIBAVCODEC libavcodec/avcodec.h
2695get_version LIBAVDEVICE libavdevice/avdevice.h
2696get_version LIBAVFORMAT libavformat/avformat.h
2697get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2698get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2699
5af4e0cc 2700if enabled shared; then
dcc01c06 2701 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2702 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2703 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2704 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2705 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2706 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2707 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2708 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2709fi
d7e27559 2710echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2711echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2712
7b5e8a27
DB
2713echo "ARCH=$arch" >> config.mak
2714
523ef551
DB
2715
2716echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2717echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2718echo "#define FFMPEG_CONFIG_H" >> $TMPH
2719echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
2720echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
2721
a3d7c197
DB
2722echo "#define CC_TYPE \"$cc_type\"" >> $TMPH
2723echo "#define CC_VERSION $cc_version" >> $TMPH
523ef551
DB
2724echo "#define restrict $_restrict" >> $TMPH
2725
2726if enabled small || disabled optimizations; then
2727 echo "#define av_always_inline" >> $TMPH
2728fi
2729
2730
2731# Apparently it's not possible to portably echo a backslash.
2732enabled asmalign_pot &&
2733 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2734 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2735
2736echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
c7f7978a 2737echo "#define EXTERN_ASM ${extern_prefix}" >> $TMPH
523ef551 2738
3d907e22
MR
2739print_config ARCH_ $TMPH config.mak $ARCH_LIST
2740print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2741print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2742 $CONFIG_EXTRA \
7483e694
DB
2743 $DECODER_LIST \
2744 $ENCODER_LIST \
5666fd73 2745 $HWACCEL_LIST \
7483e694
DB
2746 $PARSER_LIST \
2747 $BSF_LIST \
2748 $DEMUXER_LIST \
2749 $MUXER_LIST \
f7679c54 2750 $FILTER_LIST \
7483e694
DB
2751 $PROTOCOL_LIST \
2752 $INDEV_LIST \
2753 $OUTDEV_LIST \
8ac17293 2754
9c05103f 2755echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2756echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2757
b7860763 2758# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2759cmp -s $TMPH config.h &&
2760 echo "config.h is unchanged" ||
2761 mv -f $TMPH config.h
3d204385 2762
165af439 2763# build tree in object directory if source path is different from current one
90be59ef 2764if enabled source_path_used; then
b767b9cd
MR
2765 DIRS="
2766 doc
2767 libavcodec
2768 libavcodec/$arch
2769 libavdevice
2770 libavfilter
2771 libavformat
2772 libavutil
2773 libavutil/$arch
2774 libpostproc
2775 libswscale
2776 libswscale/$arch
2777 tests
2778 tools
2779 "
2780 FILES="
2781 Makefile
2782 common.mak
2783 subdir.mak
2784 doc/texi2pod.pl
2785 libavcodec/Makefile
2786 libavdevice/Makefile
2787 libavfilter/Makefile
2788 libavformat/Makefile
2789 libavutil/Makefile
2790 libpostproc/Makefile
2791 libswscale/Makefile
2792 "
165af439 2793 for dir in $DIRS ; do
7483e694 2794 mkdir -p $dir
165af439
MR
2795 done
2796 for f in $FILES ; do
20369773 2797 $ln_s "$source_path/$f" $f
165af439
MR
2798 done
2799fi
def4272a 2800
def4272a 2801
d0674868 2802# build pkg-config files
def4272a 2803
d0674868
DB
2804pkgconfig_generate(){
2805name=$1
b0dfd108 2806shortname=${name#lib}${build_suffix}
d0674868
DB
2807comment=$2
2808version=$3
2809libs=$4
2810requires=$5
25cd5cb3 2811cat <<EOF > $name/$name.pc
3e89171a 2812prefix=$prefix
a94e666c 2813exec_prefix=\${prefix}
f2b7382c 2814libdir=$libdir
7622778e 2815includedir=$incdir
def4272a 2816
d0674868
DB
2817Name: $name
2818Description: $comment
2819Version: $version
8cd6b388 2820Requires: $(enabled shared || echo $requires)
5dcfe9f8 2821Requires.private: $(enabled shared && echo $requires)
def4272a 2822Conflicts:
8cd6b388 2823Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2824Libs.private: $(enabled shared && echo $libs)
76a448ed 2825Cflags: -I\${includedir}
def4272a 2826EOF
25cd5cb3 2827cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2828prefix=
2829exec_prefix=
46d1ff83 2830libdir=\${pcfiledir}
1d44d365 2831includedir=${source_path}
def4272a 2832
d0674868
DB
2833Name: $name
2834Description: $comment
2835Version: $version
2836Requires: $requires
def4272a 2837Conflicts:
12701f6e 2838Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2839Cflags: -I\${includedir}
2840EOF
d0674868 2841}
def4272a 2842
e426941d 2843pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2844pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2845pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2846pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2847enabled avfilter &&
46983309 2848 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2849enabled postproc &&
e426941d 2850 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2851pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"