Disable gcc auto-vectorisation
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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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"
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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:"
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
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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]"
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79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
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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]"
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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"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
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104 echo " --disable-vaapi disable VAAPI code"
105 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 106 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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107 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
108 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
109 echo " --enable-beos-netserver enable BeOS netserver"
110 echo " --disable-encoder=NAME disable encoder NAME"
111 echo " --enable-encoder=NAME enable encoder NAME"
112 echo " --disable-encoders disable all encoders"
113 echo " --disable-decoder=NAME disable decoder NAME"
114 echo " --enable-decoder=NAME enable decoder NAME"
115 echo " --disable-decoders disable all decoders"
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116 echo " --disable-hwaccel=NAME disable hwaccel NAME"
117 echo " --enable-hwaccel=NAME enable hwaccel NAME"
118 echo " --disable-hwaccels disable all hwaccels"
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119 echo " --disable-muxer=NAME disable muxer NAME"
120 echo " --enable-muxer=NAME enable muxer NAME"
121 echo " --disable-muxers disable all muxers"
122 echo " --disable-demuxer=NAME disable demuxer NAME"
123 echo " --enable-demuxer=NAME enable demuxer NAME"
124 echo " --disable-demuxers disable all demuxers"
125 echo " --enable-parser=NAME enable parser NAME"
126 echo " --disable-parser=NAME disable parser NAME"
127 echo " --disable-parsers disable all parsers"
128 echo " --enable-bsf=NAME enable bitstream filter NAME"
129 echo " --disable-bsf=NAME disable bitstream filter NAME"
130 echo " --disable-bsfs disable all bitstream filters"
131 echo " --enable-protocol=NAME enable protocol NAME"
132 echo " --disable-protocol=NAME disable protocol NAME"
133 echo " --disable-protocols disable all protocols"
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134 echo " --disable-indev=NAME disable input device NAME"
135 echo " --disable-outdev=NAME disable output device NAME"
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136 echo " --disable-indevs disable input devices"
137 echo " --disable-outdevs disable output devices"
138 echo " --disable-devices disable all devices"
139 echo " --enable-filter=NAME enable filter NAME"
140 echo " --disable-filter=NAME disable filter NAME"
141 echo " --disable-filters disable all filters"
142 echo " --list-decoders show all available decoders"
143 echo " --list-encoders show all available encoders"
5666fd73 144 echo " --list-hwaccels show all available hardware accelerators"
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145 echo " --list-muxers show all available muxers"
146 echo " --list-demuxers show all available demuxers"
147 echo " --list-parsers show all available parsers"
148 echo " --list-protocols show all available protocols"
149 echo " --list-bsfs show all available bitstream filters"
150 echo " --list-indevs show all available input devices"
151 echo " --list-outdevs show all available output devices"
152 echo " --list-filters show all available filters"
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153 echo
154 echo "External library support:"
0a23c0bb 155 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc 156 echo " --enable-bzlib enable bzlib [autodetect]"
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DB
157 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
158 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 159 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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160 echo " and libraw1394 [no]"
161 echo " --enable-libdirac enable Dirac support via libdirac [no]"
162 echo " --enable-libfaac enable FAAC support via libfaac [no]"
163 echo " --enable-libfaad enable FAAD support via libfaad [no]"
164 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
165 echo " --enable-libgsm enable GSM support via libgsm [no]"
166 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 167 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 168 echo " native (de)muxer exists [no]"
9a77d59a 169 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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170 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
171 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
172 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 173 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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174 echo " native implementation exists [no]"
175 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 176 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 177 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 178 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 179 echo " --enable-zlib enable zlib [autodetect]"
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180 echo ""
181 echo "Advanced options (experts only):"
182 echo " --source-path=PATH path to source code [$source_path]"
183 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 184 echo " --enable-cross-compile assume a cross-compiler is used"
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185 echo " --sysroot=PATH root of cross-build tree"
186 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 187 echo " --target-os=OS compiler targets OS [$target_os]"
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188 echo " --target-exec=CMD command to run executables on target"
189 echo " --target-path=DIR path to view of build directory on target"
89641463 190 echo " --nm=NM use nm tool"
313c46a6 191 echo " --as=AS use assembler AS [$as_default]"
15396d5c 192 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 193 echo " --ld=LD use linker LD"
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194 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
195 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
196 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
197 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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198 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
199 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
200 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
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DB
202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$arch]"
204 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 205 echo " instruction selection, may crash on older CPUs)"
2b4c3615 206 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 207 echo " (requires enabling PMC)"
4f50c3d5 208 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 209 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 210 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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211 echo " --disable-mmx disable MMX optimizations"
212 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 213 echo " --disable-sse disable SSE optimizations"
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214 echo " --disable-ssse3 disable SSSE3 optimizations"
215 echo " --disable-armv5te disable armv5te optimizations"
216 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 217 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 218 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 219 echo " --disable-iwmmxt disable iwmmxt optimizations"
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220 echo " --disable-mmi disable MMI optimizations"
221 echo " --disable-neon disable neon optimizations"
222 echo " --disable-vis disable VIS optimizations"
7595a5e4 223 echo " --disable-yasm disable use of yasm assembler"
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224 echo
225 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 226 echo " --disable-debug disable debugging symbols"
b7d49373 227 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 228 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 229 echo " --disable-optimizations disable compiler optimizations"
0a622b98 230 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 231 echo " --disable-stripping disable stripping of executables and shared libraries"
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232 echo ""
233 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 234 exit 0
74c53c2d 235}
cf9d24ad 236
57bd82d4 237log(){
2270b4b2 238 echo "$@" >> $logfile
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239}
240
720c69da 241log_file(){
c8e9f801 242 log BEGIN $1
2270b4b2 243 pr -n -t $1 >> $logfile
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244 log END $1
245}
246
2ba042a7 247echolog(){
c8e9f801 248 log "$@"
57bd82d4 249 echo "$@"
2ba042a7
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250}
251
252die(){
253 echolog "$@"
254 cat <<EOF
d326cf7f 255
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256If you think configure made a mistake, make sure you are using the latest
257version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 258ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 259EOF
e155a21a 260 if disabled logging; then
2ba042a7 261 cat <<EOF
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262Rerun configure with logging enabled (do not use --disable-logging), and
263include the log this produces with your report.
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264EOF
265 else
266cat <<EOF
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267Include the log file "$logfile" produced by configure as this will help
268solving the problem.
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269EOF
270 fi
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271 exit 1
272}
273
6c6007d6 274# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 275toupper(){
6c6007d6 276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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277}
278
4a5444db 279tolower(){
6c6007d6 280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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281}
282
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283c_escape(){
284 echo "$*" | sed 's/["\\]/\\\0/g'
285}
286
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287sh_quote(){
288 v=$(echo "$1" | sed "s/'/'\\\\''/g")
289 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
290 echo "$v"
291}
292
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293set_all(){
294 value=$1
295 shift
296 for var in $*; do
297 eval $var=$value
298 done
299}
300
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301set_weak(){
302 value=$1
303 shift
304 for var; do
305 eval : \${$var:=$value}
306 done
307}
308
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309pushvar(){
310 for var in $*; do
311 eval level=\${${var}_level:=0}
312 eval ${var}_${level}="\$$var"
313 eval ${var}_level=$(($level+1))
314 done
315}
316
317popvar(){
318 for var in $*; do
319 eval level=\${${var}_level:-0}
320 test $level = 0 && continue
321 eval level=$(($level-1))
322 eval $var="\${${var}_${level}}"
323 eval ${var}_level=$level
324 eval unset ${var}_${level}
325 done
326}
327
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328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
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336enable_weak(){
337 set_weak yes $*
338}
339
340disable_weak(){
341 set_weak no $*
342}
343
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344enable_safe(){
345 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
346}
347
348disable_safe(){
349 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
350}
351
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352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
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356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
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359 popvar sgs
360 enable_deep_weak $sgs
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361 popvar var
362 done
363}
364
365enable_deep(){
366 do_enable_deep $*
367 enable $*
368}
369
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370enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373}
374
57bd82d4 375enabled(){
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MR
376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
44161118
MR
378}
379
37970ebf 380disabled(){
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MR
381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
383}
384
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385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
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391disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395}
396
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397enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401}
402
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403disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
f7b230a7 407 return 1
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DB
408}
409
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410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
c9d19248
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413 done
414}
415
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416is_in(){
417 value=$1
418 shift
419 for var in $*; do
420 [ $var = $value ] && return 0
421 done
422 return 1
423}
424
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425check_deps(){
426 for cfg; do
3250003c 427 cfg="${cfg#!}"
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428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
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432 eval dep_all="\$${cfg}_deps"
433 eval dep_any="\$${cfg}_deps_any"
7ef3425f 434 eval dep_sel="\$${cfg}_select"
c510c7b5 435 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 436
c510c7b5
MR
437 pushvar cfg dep_all dep_any dep_sel dep_sgs
438 check_deps $dep_all $dep_any $dep_sel $dep_sgs
439 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 440
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441 enabled_all $dep_all || disable $cfg
442 enabled_any $dep_any || disable $cfg
7ef3425f 443 disabled_any $dep_sel && disable $cfg
799c9e9b 444
4ec45764
RP
445 if enabled $cfg; then
446 eval dep_extralibs="\$${cfg}_extralibs"
447 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 448 enable_deep $dep_sel
c510c7b5 449 enable_deep_weak $dep_sgs
4ec45764
RP
450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
44161118
MR
456print_config(){
457 pfx=$1
458 header=$2
459 makefile=$3
460 shift 3
461 for cfg; do
5e622c40 462 ucname="$(toupper $cfg)"
44161118 463 if enabled $cfg; then
3d907e22 464 echo "#define ${pfx}${ucname} 1" >> $header
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MR
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
b250f9c6 467 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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468 fi
469 done
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470}
471
472flags_saved(){
2270b4b2 473 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
dcd479c0
MR
478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481}
482
483restore_flags(){
f5d28d10 484 flags_saved || return
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485 CFLAGS="$SAVE_CFLAGS"
486 LDFLAGS="$SAVE_LDFLAGS"
487 extralibs="$SAVE_extralibs"
488 unset SAVE_CFLAGS
489 unset SAVE_LDFLAGS
490 unset SAVE_extralibs
491}
492
493temp_cflags(){
494 save_flags
495 CFLAGS="$CFLAGS $*"
496}
497
498temp_ldflags(){
499 save_flags
500 LDFLAGS="$LDFLAGS $*"
501}
502
503temp_extralibs(){
504 save_flags
505 extralibs="$extralibs $*"
506}
507
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508append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513}
514
50a334e4 515add_cppflags(){
caf458dd 516 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
517}
518
57bd82d4 519add_cflags(){
caf458dd 520 append CFLAGS $($filter_cflags "$@")
57bd82d4
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521}
522
2f2e6c7c 523add_asflags(){
caf458dd 524 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
525}
526
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527add_ldflags(){
528 append LDFLAGS "$@"
529}
530
531add_extralibs(){
532 append extralibs "$@"
533}
534
b0cfb663 535check_cmd(){
b3cb5d51 536 log "$@"
2270b4b2 537 "$@" >> $logfile 2>&1
b0cfb663
MR
538}
539
dcd479c0 540check_cc(){
57bd82d4 541 log check_cc "$@"
2270b4b2 542 cat > $TMPC
720c69da 543 log_file $TMPC
50a334e4 544 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
545}
546
547check_cpp(){
548 log check_cpp "$@"
2270b4b2 549 cat > $TMPC
720c69da 550 log_file $TMPC
9e7f3277 551 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
552}
553
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554check_as(){
555 log check_as "$@"
556 cat > $TMPC
557 log_file $TMPC
2f2e6c7c 558 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
559}
560
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561check_asm(){
562 log check_asm "$@"
563 name="$1"
564 asm="$2"
565 shift 2
f65883c8 566 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 567void foo(void){ __asm__ volatile($asm); }
940f335a
MR
568EOF
569}
570
304d586d
LM
571check_yasm(){
572 log check_yasm "$@"
573 echo "$1" > $TMPS
574 log_file $TMPS
575 shift 1
576 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
577}
578
dcd479c0 579check_ld(){
57bd82d4 580 log check_ld "$@"
0607887f 581 check_cc || return
3155a644
MR
582 flags=''
583 libs=''
584 for f; do
585 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
586 done
684b28e0 587 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
588}
589
50a334e4
MR
590check_cppflags(){
591 log check_cppflags "$@"
caf458dd
MR
592 set -- $($filter_cppflags "$@")
593 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
594int x;
595EOF
596}
597
dcd479c0 598check_cflags(){
57bd82d4 599 log check_cflags "$@"
caf458dd
MR
600 set -- $($filter_cflags "$@")
601 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
602int x;
603EOF
604}
605
606check_ldflags(){
57bd82d4
MR
607 log check_ldflags "$@"
608 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 609int main(void){ return 0; }
dcd479c0
MR
610EOF
611}
612
613check_header(){
57bd82d4 614 log check_header "$@"
dcd479c0
MR
615 header=$1
616 shift
b77df637
MR
617 disable_safe $header
618 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
619#include <$header>
620int x;
621EOF
622}
623
624check_func(){
57bd82d4 625 log check_func "$@"
dcd479c0
MR
626 func=$1
627 shift
d8bc5f06
MR
628 disable $func
629 check_ld "$@" <<EOF && enable $func
dcd479c0 630extern int $func();
c23a0ac8 631int main(void){ $func(); }
dcd479c0
MR
632EOF
633}
634
2446d3d6
DB
635check_func_headers(){
636 log check_func_headers "$@"
f8d7b072
MR
637 headers=$1
638 func=$2
639 shift 2
640 disable $func
641 incs=""
642 for hdr in $headers; do
643 incs="$incs
644#include <$hdr>"
645 done
cd0d9a9d 646 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 647$incs
d6773f56 648int main(int argc, char **argv){
f8d7b072
MR
649 (void) $func;
650 return 0;
651}
652EOF
653}
654
a5344cf7
SS
655check_cpp_condition(){
656 log check_cpp_condition "$@"
657 header=$1
658 condition=$2
659 check_cpp <<EOF
660#include <$header>
661#if !($condition)
662#error "unsatisfied condition: $condition"
663#endif
664EOF
665}
666
57bd82d4
MR
667check_lib(){
668 log check_lib "$@"
669 header="$1"
670 func="$2"
671 shift 2
fcfcde17
MR
672 temp_extralibs "$@"
673 check_header $header && check_func $func && add_extralibs "$@"
674 err=$?
675 restore_flags
676 return $err
57bd82d4
MR
677}
678
f8d7b072
MR
679check_lib2(){
680 log check_lib2 "$@"
681 headers="$1"
682 func="$2"
683 shift 2
684 temp_extralibs "$@"
2446d3d6 685 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
686 err=$?
687 restore_flags
688 return $err
689}
690
dcd479c0 691check_exec(){
2270b4b2 692 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
693}
694
7dfef245 695check_exec_crash(){
5e622c40 696 code=$(cat)
7dfef245
MR
697
698 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
699 # are safe but may not be available everywhere. Thus we use
700 # raise(SIGTERM) instead. The check is run in a subshell so we
701 # can redirect the "Terminated" message from the shell. SIGBUS
702 # is not defined by standard C so it is used conditionally.
703
2270b4b2 704 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
705#include <signal.h>
706static void sighandler(int sig){
707 raise(SIGTERM);
708}
e5af4a11 709int main(void){
7dfef245
MR
710 signal(SIGILL, sighandler);
711 signal(SIGFPE, sighandler);
712 signal(SIGSEGV, sighandler);
713#ifdef SIGBUS
714 signal(SIGBUS, sighandler);
715#endif
716 { $code }
717}
718EOF
719}
720
72be9e73
DY
721check_type(){
722 log check_type "$@"
723 headers=$1
724 type=$2
725 shift 2
726 disable $type
727 incs=""
728 for hdr in $headers; do
729 incs="$incs
730#include <$hdr>"
731 done
732 check_cc "$@" <<EOF && enable $type
733$incs
734$type v;
735EOF
736}
737
57bd82d4
MR
738require(){
739 name="$1"
740 header="$2"
741 func="$3"
742 shift 3
743 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
744}
745
f8d7b072
MR
746require2(){
747 name="$1"
748 headers="$2"
749 func="$3"
750 shift 3
751 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
752}
753
eea50282
MR
754check_foo_config(){
755 cfg=$1
756 pkg=$2
757 header=$3
758 func=$4
759 shift 4
760 disable $cfg
761 check_cmd ${pkg}-config --version
762 err=$?
763 if test "$err" = 0; then
5e622c40
DB
764 temp_cflags $(${pkg}-config --cflags)
765 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
766 check_lib "$@" $header $func && enable $cfg
767 fi
768 return $err
769}
770
c505dd31
MR
771apply(){
772 file=$1
773 shift
774 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
775}
776
dcd61286
DB
777# CONFIG_LIST contains configurable options, while HAVE_LIST is for
778# system-dependent things.
779
4a0d6686
AJ
780COMPONENT_LIST="
781 bsfs
782 decoders
783 demuxers
784 encoders
3cde40aa 785 filters
5666fd73 786 hwaccels
c552605c 787 indevs
4a0d6686 788 muxers
c552605c 789 outdevs
4a0d6686
AJ
790 parsers
791 protocols
792"
793
794CONFIG_LIST="
795 $COMPONENT_LIST
e8ed9b7a 796 aandct
f7679c54
VS
797 avfilter
798 avfilter_lavf
c88f5d72
MR
799 avisynth
800 beos_netserver
f402916e 801 bzlib
27a9466b 802 fastdiv
c88f5d72
MR
803 ffmpeg
804 ffplay
805 ffserver
1848f7d9 806 fft
4f034993 807 golomb
c88f5d72 808 gpl
ecfc4f44 809 gprof
d8d0d0b2 810 gray
3abe5fbd 811 hardcoded_tables
c88f5d72 812 ipv6
f7b8bffe 813 libdc1394
690bfceb 814 libdirac
2eed5a46
DB
815 libfaac
816 libfaad
817 libfaadbin
c88f5d72 818 libgsm
6ebe07fb 819 libmp3lame
c88f5d72 820 libnut
0b175caa
DB
821 libopencore_amrnb
822 libopencore_amrwb
9a77d59a 823 libopenjpeg
f7cd9eed 824 libschroedinger
ae14f311 825 libspeex
150d2772 826 libtheora
c88f5d72 827 libvorbis
1cc60c47
DB
828 libx264
829 libxvid
47a158cb 830 mdct
c88f5d72 831 memalign_hack
a8150374 832 mlib
c88f5d72
MR
833 mpegaudio_hp
834 network
3fe142e2 835 nonfree
4a24ab64 836 postproc
2b4c3615 837 powerpc_perf
68602540 838 rdft
e90f5b5a 839 runtime_cpudetect
2e35e684 840 shared
bd2216e4 841 small
2e35e684 842 static
a9ddb5b1 843 swscale_alpha
17492d5e
DB
844 vaapi
845 vdpau
9cad0e4e 846 version3
56a059ac 847 x11grab
c88f5d72 848 zlib
4a0d6686 849"
c88f5d72 850
8eee7025
DB
851THREADS_LIST='
852 beosthreads
d22e8442 853 os2threads
8eee7025
DB
854 pthreads
855 w32threads
856'
857
3f5b56e5
MR
858ARCH_LIST='
859 alpha
a2fc0f6a 860 arm
3f5b56e5
MR
861 bfin
862 ia64
863 m68k
864 mips
bae3abb0 865 mips64
3f5b56e5 866 parisc
79cb09b2 867 ppc
34d11b87 868 ppc64
3f5b56e5
MR
869 s390
870 sh4
871 sparc
872 sparc64
873 x86
874 x86_32
875 x86_64
876'
877
878ARCH_EXT_LIST='
1ac9331a 879 altivec
3bf96eec 880 amd3dnow
a1ef9f08 881 amd3dnowext
1ac9331a 882 armv5te
edab3048 883 armv6
ab5cb084 884 armv6t2
f55b299a 885 armvfp
3f5b56e5
MR
886 iwmmxt
887 mmi
888 mmx
d7f0920b 889 mmx2
6b18d278 890 neon
799fde37 891 ppc4xx
1bb04d5a 892 sse
9eeed841 893 ssse3
bd9d34a0 894 vis
3f5b56e5
MR
895'
896
897HAVE_LIST="
898 $ARCH_EXT_LIST
899 $THREADS_LIST
35fd8122 900 alsa_asoundlib_h
3f5b56e5 901 altivec_h
c9fdab0d 902 arpa_inet_h
08a85a59 903 bigendian
6bd859d6 904 bswap
ecf97f22 905 closesocket
1ac9331a 906 cmov
e16e49ac 907 conio_h
c88f5d72 908 dcbzl
f8aa696f
DB
909 dev_bktr_ioctl_bt848_h
910 dev_bktr_ioctl_meteor_h
911 dev_ic_bt8xx_h
912 dev_video_meteor_ioctl_meteor_h
913 dev_video_bktr_ioctl_bt848_h
18b67ae5 914 dlfcn_h
c88f5d72 915 dlopen
bc574408 916 dos_paths
245626d0
DB
917 ebp_available
918 ebx_available
c2a29455 919 fast_64bit
7073e9fc 920 fast_cmov
7b829d2a 921 fast_unaligned
9d99cc5a 922 fork
da9e86f8 923 gethrtime
4e68cb8a 924 GetProcessTimes
66be5b45 925 getrusage
2e1913b1 926 inet_aton
61d251db 927 inline_asm
9f5ff83f 928 ldbrx
0b4a1821
AS
929 libdc1394_1
930 libdc1394_2
a33cab3a 931 llrint
291fd18a 932 log2
85dd97ad 933 loongson
a33cab3a 934 lrint
c88f5d72 935 lrintf
e4673692 936 lzo1x_999_compress
f8aa696f
DB
937 machine_ioctl_bt848_h
938 machine_ioctl_meteor_h
c88f5d72
MR
939 malloc_h
940 memalign
6ffa87d3 941 mkstemp
b4e806b2 942 pld
1f91cdce 943 posix_memalign
a33cab3a
MK
944 round
945 roundf
c88f5d72
MR
946 sdl
947 sdl_video_size
b507ebd1 948 setmode
72be9e73 949 socklen_t
deb29777 950 soundcard_h
f8cda19e 951 poll_h
b58412f1 952 sys_mman_h
b091aa44 953 sys_resource_h
81644c2e 954 sys_select_h
deb29777 955 sys_soundcard_h
1b6e8b73 956 sys_videoio_h
d3a4b4e0 957 ten_operands
e16e49ac 958 termios_h
b265431e 959 threads
7b04b8a0 960 truncf
7c5bfe7a 961 VirtualAlloc
6ff3f3e7 962 winsock2_h
cc078b5d 963 xform_asm
304d586d 964 yasm
0cb78cef 965"
44161118 966
b6bb00b0
MR
967# options emitted with CONFIG_ prefix but not available on command line
968CONFIG_EXTRA="
9cad0e4e
DB
969 gplv3
970 lgplv3
b6bb00b0
MR
971"
972
520cc7f1 973CMDLINE_SELECT="
3f5b56e5 974 $ARCH_EXT_LIST
520cc7f1 975 $CONFIG_LIST
8eee7025 976 $THREADS_LIST
db6107b6 977 cross_compile
520cc7f1
MR
978 debug
979 extra_warnings
8c6afa4d 980 logging
d2bbb2f7 981 optimizations
87a0fb62 982 stripping
7595a5e4 983 yasm
520cc7f1 984"
426be5dc
DB
985
986PATHS_LIST='
d156bede 987 bindir
14a8acf1 988 datadir
26759c44
MR
989 incdir
990 libdir
26759c44
MR
991 mandir
992 prefix
993 shlibdir
426be5dc
DB
994'
995
996CMDLINE_SET="
997 $PATHS_LIST
998 arch
313c46a6 999 as
426be5dc
DB
1000 build_suffix
1001 cc
1002 cpu
1003 cross_prefix
50567afa 1004 dep_cc
7f32f40c 1005 extra_cflags
ac63af34 1006 extra_version
9da6609f
MR
1007 host_cc
1008 host_cflags
1009 host_ldflags
1010 host_libs
82bb3329 1011 host_os
684b28e0 1012 ld
426be5dc 1013 logfile
89641463 1014 nm
26759c44 1015 source_path
c5200f17
MR
1016 sysinclude
1017 sysroot
a7ada2ba 1018 target_exec
26759c44 1019 target_os
a7ada2ba 1020 target_path
426be5dc 1021"
520cc7f1 1022
912f3148
DB
1023# code dependency declarations
1024
9eeed841 1025# architecture extensions
79cb09b2 1026altivec_deps="ppc"
3bf96eec 1027amd3dnow_deps="mmx"
a1ef9f08 1028amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1029armv5te_deps="arm"
1030armv6_deps="arm"
ab5cb084 1031armv6t2_deps="arm"
a2fc0f6a
MR
1032armvfp_deps="arm"
1033iwmmxt_deps="arm"
e241ba14 1034mmi_deps="mips"
9eeed841 1035mmx_deps="x86"
75aa95a6 1036mmx2_deps="mmx"
a2fc0f6a 1037neon_deps="arm"
799fde37 1038ppc4xx_deps="ppc"
75aa95a6
DB
1039sse_deps="mmx"
1040ssse3_deps="sse"
bd9d34a0 1041vis_deps="sparc"
9eeed841 1042
89e053f8
MR
1043need_memalign="altivec neon sse"
1044
5666fd73 1045# decoders / encoders / hardware accelerators
47a158cb 1046aac_decoder_select="fft mdct"
47a158cb
MR
1047ac3_decoder_select="fft mdct"
1048atrac3_decoder_select="fft mdct"
4f034993 1049cavs_decoder_select="golomb"
47a158cb 1050cook_decoder_select="fft mdct"
2eef7c62 1051cscd_decoder_suggest="zlib"
47a158cb 1052dca_decoder_select="fft mdct"
e8ed9b7a 1053dnxhd_encoder_select="aandct"
2eef7c62 1054dxa_decoder_select="zlib"
47a158cb 1055eac3_decoder_select="fft mdct"
e8ed9b7a 1056eatgq_decoder_select="aandct"
d52b39c7 1057eatqi_decoder_select="aandct"
4f034993
MR
1058ffv1_decoder_select="golomb"
1059flac_decoder_select="golomb"
1060flac_encoder_select="golomb"
2eef7c62
AJ
1061flashsv_decoder_select="zlib"
1062flashsv_encoder_select="zlib"
e8ed9b7a
DB
1063flv_encoder_select="aandct"
1064h261_encoder_select="aandct"
1065h263_encoder_select="aandct"
ff418735 1066h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1067h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1068h263p_encoder_select="aandct"
4f034993 1069h264_decoder_select="golomb"
ff418735 1070h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1071h264_vaapi_hwaccel_select="vaapi"
711dae77 1072h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1073h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1074imc_decoder_select="fft mdct"
4f034993
MR
1075jpegls_decoder_select="golomb"
1076jpegls_encoder_select="golomb"
e8ed9b7a 1077ljpeg_encoder_select="aandct"
4f034993 1078loco_decoder_select="golomb"
e8ed9b7a
DB
1079mjpeg_encoder_select="aandct"
1080mpeg1video_encoder_select="aandct"
1081mpeg2video_encoder_select="aandct"
1082mpeg4_encoder_select="aandct"
711dae77 1083mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1084mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1085mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1086mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1087mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1088mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1089mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1090mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1091mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1092msmpeg4v1_encoder_select="aandct"
1093msmpeg4v2_encoder_select="aandct"
1094msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1095nellymoser_decoder_select="fft mdct"
1096nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1097png_decoder_select="zlib"
1098png_encoder_select="zlib"
63cae55d 1099qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1100rv10_encoder_select="aandct"
1101rv20_encoder_select="aandct"
d52b39c7
AJ
1102rv30_decoder_select="golomb"
1103rv40_decoder_select="golomb"
4f034993
MR
1104shorten_decoder_select="golomb"
1105sonic_decoder_select="golomb"
1106sonic_encoder_select="golomb"
1107sonic_ls_encoder_select="golomb"
1108svq3_decoder_select="golomb"
bee2eac5 1109svq3_decoder_suggest="zlib"
2eef7c62
AJ
1110tiff_decoder_suggest="zlib"
1111tiff_encoder_suggest="zlib"
1112tscc_decoder_select="zlib"
ff418735 1113vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1114vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1115vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1116vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1117vorbis_decoder_select="fft mdct"
1118vorbis_encoder_select="fft mdct"
1119wmav1_decoder_select="fft mdct"
1120wmav1_encoder_select="fft mdct"
1121wmav2_decoder_select="fft mdct"
1122wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1123wmv1_encoder_select="aandct"
1124wmv2_encoder_select="aandct"
ff418735 1125wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1126wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1127wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1128wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1129zlib_decoder_select="zlib"
1130zlib_encoder_select="zlib"
1131zmbv_decoder_select="zlib"
1132zmbv_encoder_select="zlib"
30fd06be 1133
28b80940
DB
1134# parsers
1135h264_parser_select="golomb"
1136
912f3148 1137# external libraries
1b71f045 1138libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1139libdirac_encoder_deps="libdirac"
c9171a83 1140libfaac_encoder_deps="libfaac"
69ddbd1d 1141libfaad_decoder_deps="libfaad"
4ec45764 1142libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1143libgsm_decoder_deps="libgsm"
1144libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1145libgsm_ms_decoder_deps="libgsm"
1146libgsm_ms_encoder_deps="libgsm"
1cc60c47 1147libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1148libopencore_amrnb_decoder_deps="libopencore_amrnb"
1149libopencore_amrnb_encoder_deps="libopencore_amrnb"
1150libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1151libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1152libschroedinger_decoder_deps="libschroedinger"
1153libschroedinger_encoder_deps="libschroedinger"
ae14f311 1154libspeex_decoder_deps="libspeex"
150d2772 1155libtheora_encoder_deps="libtheora"
b0caf888 1156libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1157libx264_encoder_deps="libx264"
1158libxvid_encoder_deps="libxvid"
30fd06be 1159
912f3148 1160# demuxers / muxers
03a76ba9 1161ac3_demuxer_deps="ac3_parser"
647c2356 1162asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1163avisynth_demuxer_deps="avisynth"
1164dirac_demuxer_deps="dirac_parser"
647c2356 1165ipod_muxer_select="mov_muxer"
4e622dea
SS
1166libnut_demuxer_deps="libnut"
1167libnut_muxer_deps="libnut"
647c2356 1168matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1169matroska_demuxer_suggest="zlib bzlib"
1170mov_demuxer_suggest="zlib"
1171mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1172mp4_muxer_select="mov_muxer"
1173mpegtsraw_demuxer_select="mpegts_demuxer"
1174mxf_d10_muxer_select="mxf_muxer"
1175psp_muxer_select="mov_muxer"
4e622dea
SS
1176redir_demuxer_deps="network"
1177rtp_muxer_deps="network rtp_protocol"
1178rtsp_demuxer_deps="sdp_demuxer"
1179sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1180tg2_muxer_select="mov_muxer"
1181tgp_muxer_select="mov_muxer"
4e622dea
SS
1182
1183# indevs / outdevs
38e54a75
SS
1184alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1185alsa_indev_extralibs="-lasound"
1186alsa_outdev_deps="alsa_asoundlib_h"
1187alsa_outdev_extralibs="-lasound"
1188audio_beos_indev_deps="audio_beos"
1189audio_beos_indev_extralibs="-lmedia -lbe"
1190audio_beos_outdev_deps="audio_beos"
1191audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1192bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1193dv1394_indev_deps="dv1394 dv_demuxer"
1194jack_indev_deps="jack_jack_h"
1195jack_indev_extralibs="-ljack"
1196libdc1394_indev_deps="libdc1394"
38e54a75
SS
1197oss_indev_deps_any="soundcard_h sys_soundcard_h"
1198oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1199v4l_indev_deps="linux_videodev_h"
1200v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1201vfwcap_indev_deps="capCreateCaptureWindow"
1202vfwcap_indev_extralibs="-lvfw32"
1203x11_grab_device_indev_deps="x11grab XShmCreateImage"
1204x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1205
912f3148 1206# protocols
3fff6382 1207gopher_protocol_deps="network"
c08fb000
AB
1208http_protocol_deps="network"
1209rtp_protocol_deps="udp_protocol"
1210tcp_protocol_deps="network"
1211udp_protocol_deps="network"
1212
f7679c54 1213# filters
81124ba0 1214movie_filter_deps="avfilter_lavf"
f7679c54 1215
912f3148 1216# programs
fa859b4d 1217ffplay_deps="sdl"
6ad42348 1218ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1219ffserver_extralibs='$ldl'
a2830dca 1220
912f3148 1221
de6d9b64 1222# default parameters
8a608357 1223
2ba042a7 1224logfile="config.err"
8a608357
MR
1225
1226# installation paths
c9d19248
MR
1227prefix_default="/usr/local"
1228bindir_default='${prefix}/bin'
14a8acf1 1229datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1230incdir_default='${prefix}/include'
1231libdir_default='${prefix}/lib'
1232mandir_default='${prefix}/share/man'
1233shlibdir_default="$libdir_default"
8a608357
MR
1234
1235# toolchain
11e6d03a 1236ar="ar"
13c7df3d 1237cc_default="gcc"
9da6609f 1238host_cc_default="gcc"
11e6d03a 1239ln_s="ln -sf"
89641463 1240nm_default="nm"
11e6d03a 1241objformat="elf"
be7109c1 1242ranlib="ranlib"
0f3cb305 1243strip="strip"
11e6d03a 1244yasmexe="yasm"
8a608357
MR
1245
1246# machine
5e622c40 1247arch=$(uname -m)
38d0a8aa 1248cpu="generic"
8a608357 1249
8a608357 1250# OS
4f854758 1251target_os=$(tolower $(uname -s))
82bb3329 1252host_os=$target_os
8a608357 1253
8a608357 1254# configurable options
497237c7 1255enable debug
aa033b1e 1256enable fastdiv
497237c7
RP
1257enable ffmpeg
1258enable ffplay
1259enable ffserver
1260enable ipv6
497237c7
RP
1261enable mpegaudio_hp
1262enable network
8400d6b8 1263enable optimizations
497237c7 1264enable protocols
530dc538 1265enable static
87a0fb62 1266enable stripping
a9ddb5b1 1267enable swscale_alpha
8a608357 1268
8a608357 1269# build settings
9987769a 1270SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1271FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1272LIBPREF="lib"
1273LIBSUF=".a"
c5f14466
RP
1274FULLNAME='$(NAME)$(BUILDSUF)'
1275LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1276SLIBPREF="lib"
1277SLIBSUF=".so"
c5f14466 1278SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1279SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1280SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1281LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1282
7e6c86e6
MR
1283CC_O='-o $@'
1284
9da6609f
MR
1285host_cflags='-O3 -g -Wall'
1286host_libs='-lm'
1287
a7ada2ba
MR
1288target_path='.'
1289
0d7dca36
DB
1290# gcc stupidly only outputs the basename of targets with -MM, but we need the
1291# full relative path for objects in subdirectories for non-recursive Make.
d8059267
MR
1292DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
1293DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1294
c597172e 1295# find source path
5e622c40 1296source_path="$(dirname "$0")"
497237c7 1297enable source_path_used
c597172e 1298if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1299 source_path="$(pwd)"
497237c7 1300 disable source_path_used
c597172e 1301else
5e622c40 1302 source_path="$(cd "$source_path"; pwd)"
c597172e 1303 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1304 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1305 test -e "$source_path/config.h" &&
1306 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1307fi
1308
13cbe2c0 1309for v in "$@"; do
b04251c5
MR
1310 r=${v#*=}
1311 l=${v%"$r"}
1312 r=$(sh_quote "$r")
13cbe2c0
MR
1313 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1314done
c597172e 1315
73ef8980
MR
1316find_things(){
1317 thing=$1
1318 pattern=$2
1319 file=$source_path/$3
932ccf39 1320 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1321}
1322
1323ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1324DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1325HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1326PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1327BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1328MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1329DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1330OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1331INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1332PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1333FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1334
7483e694
DB
1335enable $ARCH_EXT_LIST \
1336 $DECODER_LIST \
1337 $ENCODER_LIST \
5666fd73 1338 $HWACCEL_LIST \
7483e694
DB
1339 $PARSER_LIST \
1340 $BSF_LIST \
1341 $DEMUXER_LIST \
1342 $MUXER_LIST \
f7679c54 1343 $FILTER_LIST \
7483e694
DB
1344 $PROTOCOL_LIST \
1345 $INDEV_LIST \
1346 $OUTDEV_LIST \
c597172e
MR
1347
1348die_unknown(){
1349 echo "Unknown option \"$1\"."
1350 echo "See $0 --help for available options."
1351 exit 1
1352}
1353
794f8e97 1354show_list() {
bf0c4afa
RP
1355 suffix=_$1
1356 shift
1357 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1358 exit 0
1359}
1360
c597172e 1361for opt do
7483e694
DB
1362 optval="${opt#*=}"
1363 case "$opt" in
0f010b2f 1364 --extra-ldflags=*) add_ldflags $optval
7483e694 1365 ;;
0f010b2f 1366 --extra-libs=*) add_extralibs $optval
7483e694 1367 ;;
8fb1cb58 1368 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1369 ;;
40bcf4c7
BL
1370 --enable-debug=*) debuglevel="$optval"
1371 ;;
7483e694 1372 --enable-*=*|--disable-*=*)
5e622c40 1373 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1374 case "$thing" in
38e54a75 1375 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1376 *) die_unknown "$opt" ;;
1377 esac
1378 ;;
1379 --enable-?*|--disable-?*)
5e622c40 1380 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1381 if is_in $option $COMPONENT_LIST; then
fed5d54b 1382 test $action = disable && action=unset
e3773a55
MR
1383 eval $action \$$(toupper ${option%s})_LIST
1384 elif is_in $option $CMDLINE_SELECT; then
1385 $action $option
1386 else
1387 die_unknown $opt
1388 fi
7483e694
DB
1389 ;;
1390 --list-*)
1391 NAME="${opt#--list-}"
1392 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1393 NAME=${NAME%s}
1394 eval show_list $NAME \$$(toupper $NAME)_LIST
1395 ;;
1396 --help|-h) show_help
1397 ;;
1398 *)
884a36a7 1399 optname="${opt%%=*}"
26759c44
MR
1400 optname="${optname#--}"
1401 optname=$(echo "$optname" | sed 's/-/_/g')
1402 is_in $optname $CMDLINE_SET || die_unknown $opt
1403 eval $optname='$optval'
7483e694
DB
1404 ;;
1405 esac
c597172e
MR
1406done
1407
bcea99bb
MR
1408disabled logging && logfile=/dev/null
1409
13cbe2c0 1410echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1411set >> $logfile
1412
9da6609f
MR
1413test -n "$cross_prefix" && enable cross_compile
1414
adb2b908 1415ar="${cross_prefix}${ar}"
11e6d03a 1416cc_default="${cross_prefix}${cc_default}"
20e0ed95 1417nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1418ranlib="${cross_prefix}${ranlib}"
1419strip="${cross_prefix}${strip}"
1420
c5200f17
MR
1421sysinclude_default="${sysroot}/usr/include"
1422
75800dce 1423set_default cc nm sysinclude
9da6609f
MR
1424enabled cross_compile || host_cc_default=$cc
1425set_default host_cc
13c7df3d 1426
82bb3329
MR
1427exesuf() {
1428 case $1 in
1429 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1430 esac
1431}
1432
1433EXESUF=$(exesuf $target_os)
1434HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1435
e4e69e0b 1436# set temporary file name
a49d42c2 1437: ${TMPDIR:=$TEMPDIR}
c51fafa1 1438: ${TMPDIR:=$TMP}
a49d42c2 1439: ${TMPDIR:=/tmp}
e4e69e0b 1440
54460a83
MR
1441if ! check_cmd type mktemp; then
1442 # simple replacement for missing mktemp
1443 # NOT SAFE FOR GENERAL USE
1444 mktemp(){
1445 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1446 }
1447fi
1448
1449tmpfile(){
1450 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1451 (set -C; exec > $tmp) 2>/dev/null ||
1452 die "Unable to create temoporary file in $TMPDIR."
1453 append TMPFILES $tmp
1454 eval $1=$tmp
1455}
1456
1457trap 'rm -f -- $TMPFILES' EXIT
1458trap exit HUP INT TERM
1459
1460tmpfile TMPC .c
1461tmpfile TMPE $EXESUF
1462tmpfile TMPH .h
1463tmpfile TMPO .o
1464tmpfile TMPS .S
1465tmpfile TMPSH .sh
1466
1467unset -f mktemp
e4e69e0b 1468
993f2d0f
MR
1469# make sure we can execute files in $TMPDIR
1470cat > $TMPSH 2>> $logfile <<EOF
1471#! /bin/sh
1472EOF
1473chmod +x $TMPSH >> $logfile 2>&1
1474if ! $TMPSH >> $logfile 2>&1; then
1475 cat <<EOF
1476Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1477variable to another directory and make sure that it is not mounted noexec.
1478EOF
1479 die "Sanity test failed."
1480fi
993f2d0f 1481
19b4c628
MR
1482filter_cflags=echo
1483filter_cppflags=echo
1484filter_asflags=echo
1485
3a636b6f 1486if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1487 cc_type=gcc
1488elif $cc --version 2>/dev/null | grep -q Intel; then
1489 cc_type=icc
1490elif $cc -v 2>&1 | grep -q xlc; then
1491 cc_type=xlc
df442a8d
MR
1492elif $cc -V 2>/dev/null | grep -q Compaq; then
1493 cc_type=ccc
d8059267 1494 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1495 debuglevel=3
df442a8d 1496 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1497elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1498 test -d "$sysroot" || die "No valid sysroot specified."
1499 cc_type=armcc
1500 armcc_conf="$PWD/armcc.conf"
1501 $cc --arm_linux_configure \
1502 --arm_linux_config_file="$armcc_conf" \
1503 --configure_sysroot="$sysroot" \
1504 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1505 die "Error creating armcc configuration file."
1506 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1507 as_default="${cross_prefix}gcc"
629687f6
MR
1508fi
1509
1510test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1511
75bafbac 1512: ${as_default:=$cc}
50567afa 1513: ${dep_cc_default:=$cc}
684b28e0 1514: ${ld_default:=$cc}
50567afa 1515set_default as dep_cc ld
75800dce 1516
7f32f40c 1517add_cflags $extra_cflags
2f2e6c7c 1518add_asflags $extra_cflags
7f32f40c 1519
154d432c
MR
1520if test -n "$sysroot"; then
1521 case "$cc_type" in
1522 gcc)
467256f2 1523 add_cppflags --sysroot="$sysroot"
154d432c
MR
1524 add_ldflags --sysroot="$sysroot"
1525 ;;
1526 esac
1527fi
1528
993f2d0f
MR
1529# compiler sanity check
1530check_exec <<EOF
1531int main(void){ return 0; }
1532EOF
1533if test "$?" != 0; then
1534 echo "$cc is unable to create an executable file."
1535 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1536 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1537 echo "Only do this if you know what cross compiling means."
1538 fi
1539 die "C compiler test failed."
1540fi
1541
38a9c529 1542add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1543check_cflags -std=c99
50a334e4 1544check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1545#include <stdlib.h>
1546EOF
50a334e4 1547check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1548#include <stdlib.h>
1549EOF
e9b9a2f8 1550
b24dbcbd 1551case "$arch" in
b24dbcbd
RP
1552 alpha)
1553 arch="alpha"
1554 enable fast_64bit
c0a02a3e 1555 check_cflags -mieee
b24dbcbd 1556 ;;
cfdb6148
MR
1557 arm|armv[4567]*l)
1558 arch="arm"
b24dbcbd 1559 ;;
f4870943
MR
1560 avr32)
1561 ;;
cfdb6148
MR
1562 bfin)
1563 arch="bfin"
1564 ;;
1565 ia64)
1566 arch="ia64"
b24dbcbd 1567 enable fast_64bit
cfdb6148
MR
1568 ;;
1569 m68k)
1570 arch="m68k"
b24dbcbd 1571 ;;
de3a1240 1572 mips|mipsel|IP*)
b24dbcbd
RP
1573 arch="mips"
1574 ;;
de3a1240
DB
1575 mips64)
1576 arch="mips"
bae3abb0 1577 subarch="mips64"
de3a1240
DB
1578 enable fast_64bit
1579 ;;
61597a98 1580 parisc|hppa)
b24dbcbd
RP
1581 arch="parisc"
1582 ;;
61597a98 1583 parisc64|hppa64)
b24dbcbd
RP
1584 arch="parisc"
1585 enable fast_64bit
1586 ;;
cfdb6148
MR
1587 "Power Macintosh"|ppc|powerpc)
1588 arch="ppc"
1589 enable fast_unaligned
1590 ;;
1591 ppc64)
1592 arch="ppc"
34d11b87 1593 subarch="ppc64"
cfdb6148
MR
1594 enable fast_64bit
1595 enable fast_unaligned
1596 ;;
b24dbcbd
RP
1597 s390|s390x)
1598 arch="s390"
1599 ;;
cfdb6148
MR
1600 sh4|sh)
1601 arch="sh4"
b24dbcbd 1602 ;;
cfdb6148
MR
1603 sparc)
1604 arch="sparc"
1605 ;;
1606 sun4u|sparc64)
1607 arch="sparc"
1608 subarch="sparc64"
b24dbcbd
RP
1609 enable fast_64bit
1610 ;;
cfdb6148
MR
1611 i386|i486|i586|i686|i86pc|BePC)
1612 arch="x86"
1613 subarch="x86_32"
1614 enable fast_unaligned
1615 ;;
1616 x86_64|amd64)
1617 arch="x86"
1618 subarch="x86_32"
1619 enable cmov
1620 enable fast_cmov
1621 enable fast_unaligned
1622 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1623 int test[sizeof(char*) - 7];
1624EOF
b24dbcbd
RP
1625 ;;
1626 *)
1627 arch="unknown"
1628 ;;
1629esac
1630
62045d48 1631enable $arch $subarch
b24dbcbd 1632
7483e694 1633# OS specific
4f854758 1634case $target_os in
7483e694 1635 beos|haiku|zeta)
c9d19248 1636 prefix_default="$HOME/config"
7483e694 1637 # helps building libavcodec
50a334e4
MR
1638 add_cppflags -DPIC
1639 add_cflags -fomit-frame-pointer
7483e694 1640 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1641 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1642 case "$gcc_version" in
1643 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1644 disable mmx
1645 ;;
1646 *20010315*) echo "BeBits gcc"
0f010b2f 1647 add_cflags -fno-expensive-optimizations
7483e694
DB
1648 ;;
1649 esac
7483e694
DB
1650 SHFLAGS=-nostart
1651 # enable BeOS things
1652 enable audio_beos
1653 # no need for libm, but the inet stuff
1654 # Check for BONE
1655 # XXX: actually should check for NOT net_server
78fe7631 1656 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1657 network_extralibs="-lbind -lsocket"
1658 else
1659 enable beos_netserver
1660 network_extralibs="-lnet"
1661 fi ;;
1662 sunos)
1663 FFSERVERLDFLAGS=""
9987769a 1664 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1665 network_extralibs="-lsocket -lnsl"
50a334e4 1666 add_cppflags -D__EXTENSIONS__
7483e694
DB
1667 ;;
1668 netbsd)
07a8eef6
MR
1669 oss_indev_extralibs="-lossaudio"
1670 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1671 ;;
1672 openbsd)
89e053f8 1673 enable malloc_aligned
7483e694 1674 LIBOBJFLAGS='$(PIC)'
7483e694 1675 SHFLAGS='-shared'
07a8eef6
MR
1676 oss_indev_extralibs="-lossaudio"
1677 oss_outdev_extralibs="-lossaudio"
7483e694 1678 ;;
90b4f091 1679 freebsd|dragonfly)
89e053f8 1680 enable malloc_aligned
7483e694
DB
1681 ;;
1682 bsd/os)
1683 osextralibs="-lpoll -lgnugetopt"
1684 strip="strip -d"
1685 ;;
1686 darwin)
89e053f8 1687 enable malloc_aligned
0138c54e 1688 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1689 strip="strip -x"
1690 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1691 SLIBSUF=".dylib"
1692 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1693 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1694 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1695 objformat="macho"
1b0f6fb8 1696 enabled x86_64 && objformat="macho64"
7483e694
DB
1697 ;;
1698 mingw32*)
4f854758 1699 target_os=mingw32
dcc01c06 1700 LIBTARGET=i386
1fc9fb8a 1701 if enabled x86_64; then
89e053f8 1702 enable malloc_aligned
dcc01c06 1703 LIBTARGET=x64
336cc1b0
MS
1704 elif enabled arm; then
1705 LIBTARGET=arm
dcc01c06 1706 fi
fbd971a4 1707 shlibdir_default="$bindir_default"
7483e694
DB
1708 disable ffserver
1709 SLIBPREF=""
1710 SLIBSUF=".dll"
7483e694
DB
1711 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1712 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1713 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 1714 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
1715 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1716 install -d "$(LIBDIR)"; \
1717 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 1718 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1719 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1720 objformat="win32"
bc574408 1721 enable dos_paths
1894e741 1722 check_cflags -fno-common
b1549d61 1723 if ! enabled x86_64; then
f7ad5aa2
RP
1724 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1725 die "ERROR: MinGW runtime version must be >= 3.15."
1726 enabled_any avisynth vfwcap_demuxer &&
1727 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1728 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1729 fi
7483e694
DB
1730 ;;
1731 cygwin*)
4f854758 1732 target_os=cygwin
fbd971a4 1733 shlibdir_default="$bindir_default"
7483e694
DB
1734 SLIBPREF="cyg"
1735 SLIBSUF=".dll"
1736 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1737 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1738 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1739 objformat="win32"
bc574408 1740 enable dos_paths
1894e741 1741 check_cflags -fno-common
7483e694 1742 ;;
4f365f37 1743 *-dos|freedos|opendos)
fdf11906 1744 disable ffplay ffserver
4f365f37
MK
1745 disable $INDEV_LIST $OUTDEV_LIST
1746 network_extralibs="-lsocket"
ff1c015d 1747 objformat="coff"
bc574408 1748 enable dos_paths
4f365f37 1749 ;;
7483e694 1750 linux)
7483e694
DB
1751 enable dv1394
1752 ;;
1753 irix*)
4f854758 1754 target_os=irix
7483e694
DB
1755 ranlib="echo ignoring ranlib"
1756 ;;
d22e8442 1757 os/2*)
d22e8442
DY
1758 strip="lxlite"
1759 ln_s="cp -f"
d22e8442 1760 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1761 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1762 FFSERVERLDFLAGS=""
287d3b13 1763 LIBSUF="_s.a"
d22e8442
DY
1764 SLIBPREF=""
1765 SLIBSUF=".dll"
1766 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1767 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1768 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1769 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1770 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1771 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1772 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1773 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1774 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1775 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1776 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1777 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1778 enable dos_paths
d22e8442 1779 ;;
83993c1c
AM
1780 gnu/kfreebsd)
1781 ;;
34e82167 1782 gnu)
34e82167 1783 ;;
d22e8442 1784
7483e694 1785 *)
4f924f9a 1786 die "Unknown OS '$target_os'."
7483e694
DB
1787 ;;
1788esac
1789
c9d19248
MR
1790set_default $PATHS_LIST
1791
c597172e 1792add_extralibs $osextralibs
de6d9b64 1793
28d8e661
DB
1794# Combine FFLDFLAGS and the LDFLAGS environment variable.
1795LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1796
320d060a 1797# we need to build at least one lib type
93b3c083 1798if ! enabled_any static shared; then
320d060a
DB
1799 cat <<EOF
1800At least one library type must be built.
1801Specify --enable-static to build the static libraries or --enable-shared to
1802build the shared libraries as well. To only build the shared libraries specify
1803--disable-static in addition to --enable-shared.
1804EOF
1805 exit 1;
1806fi
1807
abc4e572 1808disabled static && LIBNAME=""
2a320695 1809
a2234ceb
RP
1810if enabled_any libfaad libfaadbin ; then
1811 if check_header faad.h; then
295b8c70 1812 check_cc <<EOF
a2234ceb
RP
1813#include <faad.h>
1814#ifndef FAAD2_VERSION
1815ok faad1
1816#endif
db817cf3 1817int main(void) { return 0; }
a2234ceb
RP
1818EOF
1819 test $? = 0 && enable libfaad2
1820 else
ff3dac65 1821 die "FAAD test failed."
a2234ceb
RP
1822 fi
1823fi
1824
1825
2184c6f7 1826die_license_disabled() {
4c27207c 1827 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1828}
1829
1830die_license_disabled gpl libfaad2
1831die_license_disabled gpl libx264
1832die_license_disabled gpl libxvid
1833die_license_disabled gpl postproc
1834die_license_disabled gpl x11grab
1835
2f7ae63b 1836die_license_disabled nonfree libfaac
b2e3c528 1837
0b175caa
DB
1838die_license_disabled version3 libopencore_amrnb
1839die_license_disabled version3 libopencore_amrwb
1840
9cad0e4e 1841enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1842
9eeed841 1843check_deps $ARCH_EXT_LIST
0f3cb305 1844
cf9d24ad 1845#Darwin CC versions
4f854758 1846if test $target_os = darwin; then
629687f6 1847 if enabled xlc; then
0f010b2f 1848 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1849 else
0f010b2f
DB
1850 add_cflags -pipe
1851 check_cflags -force_cpusubtype_ALL
1852 check_cflags -Wno-sign-compare
f946a9a4 1853 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1854 fi
2a1a6b64
MN
1855fi
1856
40617a6d 1857disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1858
a4adb608 1859# Add processor-specific flags
38d0a8aa 1860if test $cpu != "generic"; then
bc8ec47b
MR
1861 warn_altivec(){
1862 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1863 }
38d0a8aa 1864 case $cpu in
bb270c08 1865 601|ppc601|PowerPC601)
997f3ba4 1866 cpuflags="-mcpu=601"
bc8ec47b 1867 warn_altivec enabled PPC601
bb270c08
DB
1868 ;;
1869 603*|ppc603*|PowerPC603*)
997f3ba4 1870 cpuflags="-mcpu=603"
bc8ec47b 1871 warn_altivec enabled PPC603
bb270c08
DB
1872 ;;
1873 604*|ppc604*|PowerPC604*)
997f3ba4 1874 cpuflags="-mcpu=604"
bc8ec47b 1875 warn_altivec enabled PPC604
bb270c08
DB
1876 ;;
1877 G3|g3|75*|ppc75*|PowerPC75*)
997f3ba4 1878 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1879 warn_altivec enabled PPC75x
bb270c08
DB
1880 ;;
1881 G4|g4|745*|ppc745*|PowerPC745*)
997f3ba4 1882 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1883 warn_altivec disabled PPC745x
bb270c08
DB
1884 ;;
1885 74*|ppc74*|PowerPC74*)
997f3ba4 1886 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1887 warn_altivec disabled PPC74xx
bb270c08
DB
1888 ;;
1889 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
997f3ba4 1890 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1891 warn_altivec disabled PPC970
bb270c08 1892 ;;
e07e357d 1893 Cell|CELL|cell)
997f3ba4 1894 cpuflags="-mcpu=cell"
e07e357d 1895 warn_altivec disabled Cell
34d11b87 1896 enable ldbrx
e07e357d 1897 ;;
e7768fc5
GP
1898 # targets that do NOT support conditional mov (cmov)
1899 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
997f3ba4 1900 cpuflags="-march=$cpu"
497237c7 1901 disable cmov
e7768fc5
GP
1902 ;;
1903 # targets that do support conditional mov (cmov)
416519dd 1904 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
997f3ba4 1905 cpuflags="-march=$cpu"
497237c7
RP
1906 enable cmov
1907 enable fast_cmov
94e4c3a3
GP
1908 ;;
1909 # targets that do support conditional mov but on which it's slow
800a5a19 1910 pentium4|pentium4m|prescott|nocona)
997f3ba4 1911 cpuflags="-march=$cpu"
497237c7
RP
1912 enable cmov
1913 disable fast_cmov
bb270c08 1914 ;;
d7b34d08 1915 sparc64)
997f3ba4 1916 cpuflags="-mcpu=v9"
d7b34d08 1917 ;;
f2e49553 1918 arm11*|cortex*)
997f3ba4 1919 cpuflags="-mcpu=$cpu"
f2e49553
MR
1920 enable fast_unaligned
1921 ;;
d6ced963 1922 armv[67]*)
997f3ba4 1923 cpuflags="-march=$cpu"
d6ced963
MR
1924 enable fast_unaligned
1925 ;;
0223bd6f 1926 armv*)
997f3ba4 1927 cpuflags="-march=$cpu"
0223bd6f 1928 ;;
f2e49553 1929 arm*)
997f3ba4 1930 cpuflags="-mcpu=$cpu"
6b19786b 1931 ;;
1cd11856 1932 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
997f3ba4 1933 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1cd11856 1934 ;;
e4ddc8ed 1935 bf*)
997f3ba4 1936 cpuflags="-mcpu=$cpu"
e4ddc8ed 1937 ;;
5b34250d 1938 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
997f3ba4 1939 cpuflags="-march=$cpu"
5b34250d 1940 ;;
bb270c08 1941 *)
7483e694 1942 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1943 ;;
a4adb608
MN
1944 esac
1945fi
1946
997f3ba4 1947add_cflags $cpuflags
2f2e6c7c 1948add_asflags $cpuflags
997f3ba4 1949
b4d96ba2
MR
1950check_cc <<EOF || die "Symbol mangling check failed."
1951int ff_extern;
1952EOF
2f05d9c1 1953sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1954extern_prefix=${sym%%ff_extern*}
1955
f65883c8
MR
1956check_cc <<EOF && enable inline_asm
1957void foo(void) { __asm__ volatile ("" ::); }
1958EOF
61d251db 1959
9eeed841 1960if enabled x86; then
44965991
PI
1961 # check whether EBP is available on x86
1962 # As 'i' is stored on the stack, this program will crash
1963 # if the base pointer is used to access it because the
1964 # base pointer is cleared in the inline assembly code.
7dfef245 1965 check_exec_crash <<EOF && enable ebp_available
44965991 1966 volatile int i=0;
be449fca 1967 __asm__ volatile (
44965991
PI
1968 "xorl %%ebp, %%ebp"
1969 ::: "%ebp");
1970 return i;
44965991
PI
1971EOF
1972
1973 # check wether EBX is available on x86
940f335a 1974 check_asm ebx_available '"":::"%ebx"'
8e380710 1975
d3a4b4e0
DB
1976 # check whether more than 10 operands are supported
1977 check_cc <<EOF && enable ten_operands
1978int main(void) {
1979 int x=0;
1980 __asm__ volatile(
1981 ""
1982 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1983 );
1984 return 0;
1985}
1986EOF
1987
d7f0920b 1988 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1989 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1990 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1991
1992 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1993
d52481b9 1994 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1995 enabled x86_64 && append YASMFLAGS "-m amd64"
1996 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1997 case "$objformat" in
1998 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1999 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
2000 *) append YASMFLAGS "-DPREFIX" ;;
2001 esac
7595a5e4 2002 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
2003fi
2004
87ea51e0
LB
2005# check for assembler specific support
2006
85dd97ad
MR
2007enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
2008
5b6c2cbd 2009enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 2010enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 2011enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 2012
57bd82d4
MR
2013# check for SIMD availability
2014
115329f1 2015# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 2016if enabled altivec; then
3ed1a2ee
DB
2017 check_cflags -maltivec -mabi=altivec &&
2018 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 2019 check_cflags -faltivec
b6e52719 2020
0182fee8 2021 # check if our compiler supports Motorola AltiVec C API
497237c7 2022 check_cc <<EOF || disable altivec
dcd479c0 2023$inc_altivec_h
a9a07762
MN
2024int main(void) {
2025 vector signed int v1, v2, v3;
2026 v1 = vec_add(v2,v3);
2027 return 0;
2028}
2029EOF
b006b26c
DB
2030
2031 # check if our compiler supports braces for vector declarations
80a61f08 2032 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2033$inc_altivec_h
80a61f08 2034int main (void) { (vector int) {1}; return 0; }
b006b26c 2035EOF
a9a07762 2036fi
ab6c65f6 2037
b4e806b2 2038# We have to check if pld is a nop and disable it.
a2fc0f6a 2039enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2040enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2041enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2042enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2043enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2044enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2045enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2046enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2047enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2048
0f010b2f 2049enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2050
57bd82d4
MR
2051# ---
2052# big/little-endian test
9eebe687
MR
2053check_cc <<EOF || die "endian test failed"
2054unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2055EOF
d04d9e16 2056od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2057
a3999908 2058# ---
3d204385
NK
2059# check availability of some header files
2060
a98bb16d
RP
2061if check_func dlopen; then
2062 ldl=
2063elif check_func dlopen -ldl; then
2064 ldl=-ldl
8bf5d58f
MN
2065fi
2066
75ecf149
DB
2067# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2068check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2069
7483e694
DB
2070check_func fork
2071check_func gethrtime
2072check_func getrusage
094c09bb 2073check_func inet_aton $network_extralibs
7483e694
DB
2074check_func memalign
2075check_func mkstemp
1f91cdce 2076check_func posix_memalign
b507ebd1 2077check_func_headers io.h setmode
e4673692 2078check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2079check_func_headers windows.h GetProcessTimes
7c5bfe7a 2080check_func_headers windows.h VirtualAlloc
6ffa87d3 2081
e16e49ac 2082check_header conio.h
a98bb16d
RP
2083check_header dlfcn.h
2084check_header malloc.h
bf6ce82d 2085check_header poll.h
b58412f1 2086check_header sys/mman.h
b091aa44 2087check_header sys/resource.h
bf6ce82d 2088check_header sys/select.h
a98bb16d 2089check_header termios.h
272081b0
CEH
2090check_header vdpau/vdpau.h
2091check_header vdpau/vdpau_x11.h
68178ca9 2092check_header X11/extensions/XvMClib.h
a98bb16d 2093
89e053f8
MR
2094if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2095 enabled_any $need_memalign ; then
1f91cdce 2096 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2097fi
e16e49ac 2098
a4fa192c 2099disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2100disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2101
2102# check for some common methods of building with pthread support
2103# do this before the optional library checks as some of them require pthreads
2104if enabled pthreads; then
9e7fd101
MR
2105 if check_func pthread_create; then
2106 :
2107 elif check_func pthread_create -pthread; then
2108 add_cflags -pthread
afc9aee2 2109 add_extralibs -pthread
9e7fd101
MR
2110 elif check_func pthread_create -pthreads; then
2111 add_cflags -pthreads
afc9aee2 2112 add_extralibs -pthreads
8d94f606
GT
2113 elif check_func pthread_create -lpthreadGC2; then
2114 add_extralibs -lpthreadGC2
9e7fd101
MR
2115 elif ! check_lib pthread.h pthread_create -lpthread; then
2116 die "ERROR: can't find pthreads library"
2117 fi
57bd82d4
MR
2118fi
2119
8eee7025 2120for thread in $THREADS_LIST; do
e5f94c2b 2121 if enabled $thread; then
3ae3b721
RP
2122 test -n "$thread_type" &&
2123 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2124 thread_type="$thread"
e5f94c2b
RP
2125 fi
2126done
2127
fdf88598 2128check_lib math.h sin -lm
ff418735 2129check_lib va/va.h vaInitialize -lva
fdf88598 2130
ad420e25
MR
2131check_func llrint
2132check_func log2
2133check_func lrint
2134check_func lrintf
2135check_func round
2136check_func roundf
2137check_func truncf
f32adb22 2138
57bd82d4 2139# these are off by default, so fail if requested and not available
79fda097 2140enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2141enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2142 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2143 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2144enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2145enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2146enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2147enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2148enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2149enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2150enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2151enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2152enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2153 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2154enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2155enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2156enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2157enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2158 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2159 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2160enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2161enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2162
0b4a1821
AS
2163# libdc1394 check
2164if enabled libdc1394; then
2165 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2166 enable libdc1394_2; } ||
2167 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2168 enable libdc1394_1; } ||
2169 die "ERROR: No version of libdc1394 found "
2170fi
2171
2172
c13e1abd
FH
2173_restrict=
2174for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2175 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2176void foo(char * $restrict_keyword p);
2177EOF
c13e1abd
FH
2178done
2179
a86b921c 2180##########################################
29799f8b 2181# SDL check
a86b921c 2182
497237c7
RP
2183disable sdl_too_old
2184disable sdl
6a1a892f 2185SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2186if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2187 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2188 temp_cflags $sdl_cflags
5e622c40 2189 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2190 if check_lib2 SDL.h SDL_Init; then
5e622c40 2191 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2192 if test "$_sdlversion" -lt 121 ; then
497237c7 2193 enable sdl_too_old
dcd479c0 2194 else
497237c7 2195 enable sdl
225e21ef 2196 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2197#include <SDL.h>
d6773f56 2198int main(int argc, char **argv){
29f3b38a
MR
2199 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2200 int w = vi->current_w;
2201 return 0;
2202}
2203EOF
dcd479c0
MR
2204 fi
2205 fi
29f3b38a 2206 restore_flags
c3f6b472 2207fi
57bd82d4 2208
2270b4b2 2209texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2210
7a91333f 2211##########################################
73b46a95
RP
2212# Network check
2213
2214if enabled network; then
96000432 2215 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2216 # Prefer arpa/inet.h over winsock2
2217 if check_header arpa/inet.h ; then
2218 check_func closesocket
2219 elif check_header winsock2.h ; then
f4c13872
MS
2220 check_func_headers winsock2.h closesocket -lws2 && \
2221 network_extralibs="-lws2" || \
2222 { check_func_headers winsock2.h closesocket -lws2_32 && \
2223 network_extralibs="-lws2_32"; }
72be9e73 2224 check_type ws2tcpip.h socklen_t
28c9f069
MK
2225 else
2226 disable network
73b46a95
RP
2227 fi
2228fi
2229
2230##########################################
29799f8b 2231# IPv6 check
7a91333f 2232
497237c7 2233enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2234#include <sys/types.h>
2235#include <sys/socket.h>
2236#include <netinet/in.h>
2237#include <netdb.h>
db817cf3 2238int main(void) {
7483e694
DB
2239 struct sockaddr_storage saddr;
2240 struct ipv6_mreq mreq6;
2241 getaddrinfo(0,0,0,0);
2242 getnameinfo(0,0,0,0,0,0,0);
2243 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2244}
2245EOF
2246
06e31011
RP
2247check_header linux/videodev.h
2248check_header linux/videodev2.h
1b6e8b73 2249check_header sys/videoio.h
47f38850 2250
2446d3d6 2251check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2252
f8aa696f 2253# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2254{ check_header dev/bktr/ioctl_meteor.h &&
2255 check_header dev/bktr/ioctl_bt848.h; } ||
2256{ check_header machine/ioctl_meteor.h &&
2257 check_header machine/ioctl_bt848.h; } ||
2258{ check_header dev/video/meteor/ioctl_meteor.h &&
2259 check_header dev/video/bktr/ioctl_bt848.h; } ||
2260check_header dev/ic/bt8xx.h
f8aa696f 2261
c7682de0
RP
2262check_header sys/soundcard.h
2263check_header soundcard.h
deb29777 2264
c2b3565e 2265enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2266
30b1fff6 2267enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2268
7483e694 2269# deal with the X11 frame grabber
56a059ac 2270enabled x11grab &&
f58f4ce1
GP
2271check_header X11/Xlib.h &&
2272check_header X11/extensions/XShm.h &&
2273check_func XOpenDisplay -lX11 &&
06eab4ba 2274check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2275
40bcf4c7 2276enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2277
2278# add some useful compiler flags if supported
2279check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2280check_cflags -Wall
2281check_cflags -Wno-switch
c07bd6a9
MN
2282check_cflags -Wdisabled-optimization
2283check_cflags -Wpointer-arith
2284check_cflags -Wredundant-decls
cc1fb623 2285check_cflags -Wno-pointer-sign
f4929996 2286check_cflags -Wcast-qual
9aceb3cf 2287check_cflags -Wwrite-strings
652a5bf6 2288check_cflags -Wtype-limits
764551c6 2289check_cflags -Wundef
5af4e0cc 2290enabled extra_warnings && check_cflags -Winline
cf9d24ad 2291
57bd82d4 2292# add some linker flags
5c0e9479 2293check_ldflags -Wl,--warn-common
8351d2ba
DB
2294check_ldflags -Wl,--as-needed
2295check_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 2296check_ldflags -Wl,-Bsymbolic
94a3401e 2297
bd2216e4
MR
2298if enabled small; then
2299 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2300 optimizations="small"
2301elif enabled optimizations; then
629687f6 2302 if enabled xlc; then
0f010b2f
DB
2303 add_cflags -O5
2304 add_ldflags -O5
df442a8d
MR
2305 elif enabled ccc; then
2306 add_cflags -fast
cf9d24ad 2307 else
0f010b2f 2308 add_cflags -O3
cf9d24ad 2309 fi
cddf3f45 2310fi
11fdbc44 2311check_cflags -fno-math-errno
b2eb2ff0 2312check_cflags -fno-signed-zeros
cddf3f45 2313
504a64b9 2314# add some flags for Intel C Compiler
629687f6 2315if enabled icc; then
b1598b58
MR
2316 # Just warnings, no remarks
2317 check_cflags -w1
2318 # -wd: Disable following warnings
2319 # 144, 167, 556: -Wno-pointer-sign
2320 # 10006: ignoring unknown option -fno-signed-zeros
2321 # 10156: ignoring option '-W'; no argument required
2322 check_cflags -wd144,167,556,10006,10156
2323 # 11030: Warning unknown option --as-needed
2324 # 10156: ignoring option '-export'; no argument required
2325 check_ldflags -wd10156,11030
2326 # Allow to compile with optimizations
2327 check_ldflags -march=$cpu
be2cf98a
CEH
2328 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2329 enable ebp_available
df442a8d
MR
2330elif enabled ccc; then
2331 # disable some annoying warnings
2332 add_cflags -msg_disable cvtu32to64
2333 add_cflags -msg_disable embedcomment
2334 add_cflags -msg_disable needconstext
2335 add_cflags -msg_disable nomainieee
2336 add_cflags -msg_disable ptrmismatch1
2337 add_cflags -msg_disable unreachcode
973859f5
MR
2338elif enabled gcc; then
2339 check_cflags -fno-tree-vectorize
504a64b9
CEH
2340fi
2341
80581e98 2342# PIC flags for shared library objects where they are needed
5af4e0cc 2343if enabled shared; then
569cb218
MR
2344 # LIBOBJFLAGS may have already been set in the OS configuration
2345 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2346 case "${subarch-$arch}" in
b6bd7268 2347 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2348 esac
2349 fi
80581e98
MN
2350fi
2351
90be59ef 2352if enabled gprof; then
0f010b2f
DB
2353 add_cflags -p
2354 add_ldflags -p
1db54e20
DB
2355fi
2356
7f3c02fc 2357# Find out if the .align argument is a power of two or not.
9377b6ce 2358check_asm asmalign_pot '".align 3"'
4454dc1b 2359
7483e694
DB
2360enabled_any $DECODER_LIST && enable decoders
2361enabled_any $ENCODER_LIST && enable encoders
5666fd73 2362enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2363enabled_any $BSF_LIST && enable bsfs
2364enabled_any $DEMUXER_LIST && enable demuxers
2365enabled_any $MUXER_LIST && enable muxers
f7679c54 2366enabled_any $FILTER_LIST && enable filters
7483e694
DB
2367enabled_any $INDEV_LIST && enable demuxers
2368enabled_any $OUTDEV_LIST && enable muxers
2369enabled_any $PROTOCOL_LIST && enable protocols
2370
2371enabled_any $THREADS_LIST && enable threads
2372
2373check_deps $CONFIG_LIST \
b6bb00b0 2374 $CONFIG_EXTRA \
7483e694
DB
2375 $HAVE_LIST \
2376 $DECODER_LIST \
2377 $ENCODER_LIST \
5666fd73 2378 $HWACCEL_LIST \
7483e694
DB
2379 $PARSER_LIST \
2380 $BSF_LIST \
2381 $DEMUXER_LIST \
2382 $MUXER_LIST \
f7679c54 2383 $FILTER_LIST \
7483e694
DB
2384 $INDEV_LIST \
2385 $OUTDEV_LIST \
2386 $PROTOCOL_LIST \
f70f03f6 2387
3e89171a 2388echo "install prefix $prefix"
f36958f8
DB
2389echo "source path $source_path"
2390echo "C compiler $cc"
bfd5afd8 2391echo ".align is power-of-two $asmalign_pot"
f36958f8 2392echo "ARCH $arch ($cpu)"
ce8871c2
MR
2393if test "$build_suffix" != ""; then
2394 echo "build suffix $build_suffix"
eb94aca9 2395fi
ac63af34
DB
2396if test "$extra_version" != ""; then
2397 echo "version string suffix $extra_version"
2398fi
0db2ce77 2399echo "big-endian ${bigendian-no}"
e90f5b5a 2400echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2401if enabled x86; then
af44e8e4 2402 echo "yasm ${yasm-no}"
0db2ce77 2403 echo "MMX enabled ${mmx-no}"
30e98e62 2404 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2405 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2406 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2407 echo "SSE enabled ${sse-no}"
30e98e62 2408 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2409 echo "CMOV enabled ${cmov-no}"
2410 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2411 echo "EBX available ${ebx_available-no}"
2412 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2413 echo "10 operands supported ${ten_operands-no}"
e41e8342 2414fi
5b6c2cbd 2415if enabled arm; then
0db2ce77
MR
2416 echo "ARMv5TE enabled ${armv5te-no}"
2417 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2418 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2419 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2420 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2421 echo "NEON enabled ${neon-no}"
eba9ae3c 2422fi
5b6c2cbd 2423if enabled mips; then
0db2ce77 2424 echo "MMI enabled ${mmi-no}"
e41e8342 2425fi
5b6c2cbd 2426if enabled ppc; then
0db2ce77 2427 echo "AltiVec enabled ${altivec-no}"
30e98e62 2428 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2429 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2430 echo "performance report ${powerpc_perf-no}"
2431fi
2432if enabled sparc; then
2433 echo "VIS enabled ${vis-no}"
e41e8342 2434fi
0db2ce77
MR
2435echo "gprof enabled ${gprof-no}"
2436echo "debug symbols ${debug-no}"
87a0fb62 2437echo "strip symbols ${stripping-no}"
8400d6b8 2438echo "optimizations ${optimizations-no}"
0db2ce77
MR
2439echo "static ${static-no}"
2440echo "shared ${shared-no}"
4a24ab64 2441echo "postprocessing support ${postproc-no}"
f7679c54 2442echo "new filter support ${avfilter-no}"
81124ba0 2443echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2444echo "network support ${network-no}"
90be59ef 2445if enabled network; then
0db2ce77 2446 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2447fi
0db2ce77
MR
2448echo "threading support ${thread_type-no}"
2449echo "SDL support ${sdl-no}"
90be59ef 2450if enabled sdl_too_old; then
bfd5afd8
DB
2451 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2452fi
0db2ce77
MR
2453echo "Sun medialib support ${mlib-no}"
2454echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2455echo "libdc1394 support ${libdc1394-no}"
690bfceb 2456echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2457echo "libfaac enabled ${libfaac-no}"
2458echo "libfaad enabled ${libfaad-no}"
7e0871a7 2459echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2460echo "libgsm enabled ${libgsm-no}"
2461echo "libmp3lame enabled ${libmp3lame-no}"
2462echo "libnut enabled ${libnut-no}"
0b175caa
DB
2463echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2464echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2465echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2466echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2467echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2468echo "libtheora enabled ${libtheora-no}"
2469echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2470echo "libx264 enabled ${libx264-no}"
2471echo "libxvid enabled ${libxvid-no}"
0db2ce77 2472echo "zlib enabled ${zlib-no}"
f402916e 2473echo "bzlib enabled ${bzlib-no}"
2c62e737 2474echo
de6d9b64 2475
5666fd73 2476for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2477 echo "Enabled ${type}s:"
f65c9da1 2478 eval list=\$$(toupper $type)_LIST
8138b9db 2479 for part in $list; do
f65c9da1
MR
2480 enabled $part && echo ${part%_*}
2481 done | sort | pr -3 -t
2482 echo
8138b9db
RP
2483done
2484
ba7a7039 2485license="LGPL version 2.1 or later"
ba321adb 2486if enabled nonfree; then
ba7a7039 2487 license="nonfree and unredistributable"
9cad0e4e
DB
2488elif enabled gplv3; then
2489 license="GPL version 3 or later"
2490elif enabled lgplv3; then
2491 license="LGPL version 3 or later"
ba321adb 2492elif enabled gpl; then
ba7a7039 2493 license="GPL version 2 or later"
ba321adb
JK
2494fi
2495
2496echo "License: $license"
ca5323af 2497
cf1392e9
DB
2498echo "Creating config.mak and config.h..."
2499
29799f8b
DB
2500echo "# Automatically generated by configure - do not modify!" > config.mak
2501echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2502echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2503echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2504echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2505echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2506
8c6d2da5
MR
2507echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2508echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2509
d921f03f 2510echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2511echo "prefix=$prefix" >> config.mak
22a324da
DB
2512echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2513echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2514echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2515echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2516echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2517echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2518echo "SRC_PATH=\"$source_path\"" >> config.mak
2519echo "SRC_PATH_BARE=$source_path" >> config.mak
2520echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2521echo "CC=$cc" >> config.mak
313c46a6 2522echo "AS=$as" >> config.mak
684b28e0 2523echo "LD=$ld" >> config.mak
50567afa 2524echo "DEPCC=$dep_cc" >> config.mak
304d586d 2525echo "YASM=$yasmexe" >> config.mak
980fc7b8 2526echo "AR=$ar" >> config.mak
be7109c1 2527echo "RANLIB=$ranlib" >> config.mak
20369773 2528echo "LN_S=$ln_s" >> config.mak
87a0fb62 2529enabled stripping &&
3ae3b721 2530 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2531 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2532
ce40e347 2533echo "CPPFLAGS=$CPPFLAGS" >> config.mak
3198f618 2534echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2535echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2536echo "CC_O=$CC_O" >> config.mak
0f3cb305 2537echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2538echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2539echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2540echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2541echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2542echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2543echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2544echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2545echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2546echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2547echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2548echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2549echo "SLIBSUF=$SLIBSUF" >> config.mak
2550echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2551echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2552echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
d8059267 2553echo "DEPFLAGS=$DEPFLAGS" >> config.mak
9da6609f
MR
2554echo "HOSTCC=$host_cc" >> config.mak
2555echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2556echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2557echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2558echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2559echo "TARGET_EXEC=$target_exec" >> config.mak
2560echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2561
90be59ef 2562if enabled bigendian; then
7483e694
DB
2563 echo "WORDS_BIGENDIAN=yes" >> config.mak
2564 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2565fi
44161118 2566
90be59ef 2567if enabled sdl; then
5e622c40
DB
2568 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2569 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2570fi
90be59ef 2571if enabled texi2html; then
7483e694 2572 echo "BUILD_DOC=yes" >> config.mak
146ea952 2573fi
5a872801 2574
719c8e00
MR
2575get_version(){
2576 name=$1
2577 file=$source_path/$2
147e7692
MR
2578 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2579 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2580 lcname=$(tolower $name)
2581 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2582 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2583}
2584
147e7692
MR
2585get_version LIBSWSCALE libswscale/swscale.h
2586get_version LIBPOSTPROC libpostproc/postprocess.h
2587get_version LIBAVCODEC libavcodec/avcodec.h
2588get_version LIBAVDEVICE libavdevice/avdevice.h
2589get_version LIBAVFORMAT libavformat/avformat.h
2590get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2591get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2592
5af4e0cc 2593if enabled shared; then
7483e694
DB
2594 echo "BUILD_SHARED=yes" >> config.mak
2595 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2596 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2597 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2598 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2599 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2600 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2601 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2602 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2603 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2604fi
d7e27559 2605echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2606echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2607
7b5e8a27
DB
2608echo "ARCH=$arch" >> config.mak
2609
3d907e22
MR
2610print_config ARCH_ $TMPH config.mak $ARCH_LIST
2611print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2612print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2613 $CONFIG_EXTRA \
7483e694
DB
2614 $DECODER_LIST \
2615 $ENCODER_LIST \
5666fd73 2616 $HWACCEL_LIST \
7483e694
DB
2617 $PARSER_LIST \
2618 $BSF_LIST \
2619 $DEMUXER_LIST \
2620 $MUXER_LIST \
f7679c54 2621 $FILTER_LIST \
7483e694
DB
2622 $PROTOCOL_LIST \
2623 $INDEV_LIST \
2624 $OUTDEV_LIST \
8ac17293 2625
c13e1abd
FH
2626echo "#define restrict $_restrict" >> $TMPH
2627
bd2216e4 2628if enabled small; then
7483e694 2629 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2630fi
2631
0f3cb305 2632
8156056e 2633# Apparently it's not possible to portably echo a backslash.
3ae3b721 2634enabled asmalign_pot &&
7483e694 2635 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2636 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2637
b4d96ba2 2638echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2639
9c05103f 2640echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2641echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2642
b7860763 2643# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2644cmp -s $TMPH config.h &&
2645 echo "config.h is unchanged" ||
2646 mv -f $TMPH config.h
3d204385 2647
165af439 2648# build tree in object directory if source path is different from current one
90be59ef 2649if enabled source_path_used; then
165af439 2650 DIRS="\
7483e694
DB
2651 doc \
2652 libavcodec \
2653 libavcodec/alpha \
a2fc0f6a 2654 libavcodec/arm \
7483e694 2655 libavcodec/bfin \
7483e694
DB
2656 libavcodec/mlib \
2657 libavcodec/ppc \
2658 libavcodec/sh4 \
2659 libavcodec/sparc \
a6493a8f 2660 libavcodec/x86 \
52a9cf34 2661 libavdevice \
f7679c54 2662 libavfilter \
7483e694
DB
2663 libavformat \
2664 libavutil \
2665 libpostproc \
2666 libswscale \
b2cfd7e3
RP
2667 libswscale/bfin \
2668 libswscale/mlib \
2669 libswscale/ppc \
2670 libswscale/sparc \
2671 libswscale/x86 \
7483e694
DB
2672 tests \
2673 tools \
7483e694 2674 "
165af439 2675 FILES="\
7483e694
DB
2676 Makefile \
2677 common.mak \
71c61f62 2678 subdir.mak \
7483e694
DB
2679 doc/texi2pod.pl \
2680 libavcodec/Makefile \
52a9cf34 2681 libavdevice/Makefile \
f7679c54 2682 libavfilter/Makefile \
7483e694
DB
2683 libavformat/Makefile \
2684 libavutil/Makefile \
2685 libpostproc/Makefile \
2686 libswscale/Makefile \
2687 "
165af439 2688 for dir in $DIRS ; do
7483e694 2689 mkdir -p $dir
165af439
MR
2690 done
2691 for f in $FILES ; do
20369773 2692 $ln_s "$source_path/$f" $f
165af439
MR
2693 done
2694fi
def4272a 2695
def4272a 2696
d0674868 2697# build pkg-config files
def4272a 2698
d0674868
DB
2699pkgconfig_generate(){
2700name=$1
b0dfd108 2701shortname=${name#lib}${build_suffix}
d0674868
DB
2702comment=$2
2703version=$3
2704libs=$4
2705requires=$5
25cd5cb3 2706cat <<EOF > $name/$name.pc
3e89171a 2707prefix=$prefix
a94e666c 2708exec_prefix=\${prefix}
f2b7382c 2709libdir=$libdir
7622778e 2710includedir=$incdir
def4272a 2711
d0674868
DB
2712Name: $name
2713Description: $comment
2714Version: $version
5dcfe9f8
AH
2715Requires: $(disabled shared && echo $requires)
2716Requires.private: $(enabled shared && echo $requires)
def4272a 2717Conflicts:
12701f6e
AH
2718Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2719Libs.private: $(enabled shared && echo $libs)
76a448ed 2720Cflags: -I\${includedir}
def4272a 2721EOF
25cd5cb3 2722cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2723prefix=
2724exec_prefix=
46d1ff83 2725libdir=\${pcfiledir}
1d44d365 2726includedir=${source_path}
def4272a 2727
d0674868
DB
2728Name: $name
2729Description: $comment
2730Version: $version
2731Requires: $requires
def4272a 2732Conflicts:
12701f6e 2733Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2734Cflags: -I\${includedir}
2735EOF
d0674868 2736}
def4272a 2737
e426941d 2738pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2739pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2740pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2741pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2742enabled avfilter &&
46983309 2743 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2744enabled postproc &&
e426941d 2745 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2746pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"