Set as_default after compiler detection, allowing compiler-specific defaults
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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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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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 [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
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202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$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 "$@"
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250}
251
252die(){
253 echolog "$@"
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 $*
373}
374
57bd82d4 375enabled(){
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376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
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378}
379
37970ebf 380disabled(){
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381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
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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 $opt && return 0
406 done
f7b230a7 407 return 1
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408}
409
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410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
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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
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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
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450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
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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" >> $header
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465 echo "${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 (: ${SAVE_CFLAGS?}) 2> /dev/null
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474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
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478 SAVE_CFLAGS="$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 $*\""
513}
514
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515add_cppflags(){
516 append CPPFLAGS "$@"
517}
518
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519add_cflags(){
520 append CFLAGS "$@"
521}
522
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523add_asflags(){
524 append ASFLAGS "$@"
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 $TMPC
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MR
545}
546
547check_cpp(){
548 log check_cpp "$@"
2270b4b2 549 cat > $TMPC
720c69da 550 log_file $TMPC
50a334e4 551 check_cmd $cc $CPPFLAGS "$@" -E -o $TMPO $TMPC
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552}
553
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554check_as(){
555 log check_as "$@"
556 cat > $TMPC
557 log_file $TMPC
2f2e6c7c 558 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
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559}
560
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561check_asm(){
562 log check_asm "$@"
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 $libs
dcd479c0
MR
588}
589
50a334e4
MR
590check_cppflags(){
591 log check_cppflags "$@"
592 check_cc "$@" <<EOF && add_cppflags "$@"
593int x;
594EOF
595}
596
dcd479c0 597check_cflags(){
57bd82d4
MR
598 log check_cflags "$@"
599 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
600int x;
601EOF
602}
603
604check_ldflags(){
57bd82d4
MR
605 log check_ldflags "$@"
606 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 607int main(void){ return 0; }
dcd479c0
MR
608EOF
609}
610
611check_header(){
57bd82d4 612 log check_header "$@"
dcd479c0
MR
613 header=$1
614 shift
b77df637
MR
615 disable_safe $header
616 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
617#include <$header>
618int x;
619EOF
620}
621
622check_func(){
57bd82d4 623 log check_func "$@"
dcd479c0
MR
624 func=$1
625 shift
d8bc5f06
MR
626 disable $func
627 check_ld "$@" <<EOF && enable $func
dcd479c0 628extern int $func();
c23a0ac8 629int main(void){ $func(); }
dcd479c0
MR
630EOF
631}
632
2446d3d6
DB
633check_func_headers(){
634 log check_func_headers "$@"
f8d7b072
MR
635 headers=$1
636 func=$2
637 shift 2
638 disable $func
639 incs=""
640 for hdr in $headers; do
641 incs="$incs
642#include <$hdr>"
643 done
cd0d9a9d 644 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 645$incs
d6773f56 646int main(int argc, char **argv){
f8d7b072
MR
647 (void) $func;
648 return 0;
649}
650EOF
651}
652
a5344cf7
SS
653check_cpp_condition(){
654 log check_cpp_condition "$@"
655 header=$1
656 condition=$2
657 check_cpp <<EOF
658#include <$header>
659#if !($condition)
660#error "unsatisfied condition: $condition"
661#endif
662EOF
663}
664
57bd82d4
MR
665check_lib(){
666 log check_lib "$@"
667 header="$1"
668 func="$2"
669 shift 2
fcfcde17
MR
670 temp_extralibs "$@"
671 check_header $header && check_func $func && add_extralibs "$@"
672 err=$?
673 restore_flags
674 return $err
57bd82d4
MR
675}
676
f8d7b072
MR
677check_lib2(){
678 log check_lib2 "$@"
679 headers="$1"
680 func="$2"
681 shift 2
682 temp_extralibs "$@"
2446d3d6 683 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
684 err=$?
685 restore_flags
686 return $err
687}
688
dcd479c0 689check_exec(){
2270b4b2 690 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
691}
692
7dfef245 693check_exec_crash(){
5e622c40 694 code=$(cat)
7dfef245
MR
695
696 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
697 # are safe but may not be available everywhere. Thus we use
698 # raise(SIGTERM) instead. The check is run in a subshell so we
699 # can redirect the "Terminated" message from the shell. SIGBUS
700 # is not defined by standard C so it is used conditionally.
701
2270b4b2 702 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
703#include <signal.h>
704static void sighandler(int sig){
705 raise(SIGTERM);
706}
e5af4a11 707int main(void){
7dfef245
MR
708 signal(SIGILL, sighandler);
709 signal(SIGFPE, sighandler);
710 signal(SIGSEGV, sighandler);
711#ifdef SIGBUS
712 signal(SIGBUS, sighandler);
713#endif
714 { $code }
715}
716EOF
717}
718
72be9e73
DY
719check_type(){
720 log check_type "$@"
721 headers=$1
722 type=$2
723 shift 2
724 disable $type
725 incs=""
726 for hdr in $headers; do
727 incs="$incs
728#include <$hdr>"
729 done
730 check_cc "$@" <<EOF && enable $type
731$incs
732$type v;
733EOF
734}
735
57bd82d4
MR
736require(){
737 name="$1"
738 header="$2"
739 func="$3"
740 shift 3
741 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
742}
743
f8d7b072
MR
744require2(){
745 name="$1"
746 headers="$2"
747 func="$3"
748 shift 3
749 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
750}
751
eea50282
MR
752check_foo_config(){
753 cfg=$1
754 pkg=$2
755 header=$3
756 func=$4
757 shift 4
758 disable $cfg
759 check_cmd ${pkg}-config --version
760 err=$?
761 if test "$err" = 0; then
5e622c40
DB
762 temp_cflags $(${pkg}-config --cflags)
763 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
764 check_lib "$@" $header $func && enable $cfg
765 fi
766 return $err
767}
768
c505dd31
MR
769apply(){
770 file=$1
771 shift
772 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
773}
774
dcd61286
DB
775# CONFIG_LIST contains configurable options, while HAVE_LIST is for
776# system-dependent things.
777
4a0d6686
AJ
778COMPONENT_LIST="
779 bsfs
780 decoders
781 demuxers
782 encoders
3cde40aa 783 filters
5666fd73 784 hwaccels
c552605c 785 indevs
4a0d6686 786 muxers
c552605c 787 outdevs
4a0d6686
AJ
788 parsers
789 protocols
790"
791
792CONFIG_LIST="
793 $COMPONENT_LIST
e8ed9b7a 794 aandct
f7679c54
VS
795 avfilter
796 avfilter_lavf
c88f5d72
MR
797 avisynth
798 beos_netserver
f402916e 799 bzlib
27a9466b 800 fastdiv
c88f5d72
MR
801 ffmpeg
802 ffplay
803 ffserver
1848f7d9 804 fft
4f034993 805 golomb
c88f5d72 806 gpl
ecfc4f44 807 gprof
d8d0d0b2 808 gray
3abe5fbd 809 hardcoded_tables
c88f5d72 810 ipv6
f7b8bffe 811 libdc1394
690bfceb 812 libdirac
2eed5a46
DB
813 libfaac
814 libfaad
815 libfaadbin
c88f5d72 816 libgsm
6ebe07fb 817 libmp3lame
c88f5d72 818 libnut
0b175caa
DB
819 libopencore_amrnb
820 libopencore_amrwb
9a77d59a 821 libopenjpeg
f7cd9eed 822 libschroedinger
ae14f311 823 libspeex
150d2772 824 libtheora
c88f5d72 825 libvorbis
1cc60c47
DB
826 libx264
827 libxvid
47a158cb 828 mdct
c88f5d72 829 memalign_hack
a8150374 830 mlib
c88f5d72
MR
831 mpegaudio_hp
832 network
3fe142e2 833 nonfree
4a24ab64 834 postproc
2b4c3615 835 powerpc_perf
68602540 836 rdft
e90f5b5a 837 runtime_cpudetect
2e35e684 838 shared
bd2216e4 839 small
2e35e684 840 static
a9ddb5b1 841 swscale_alpha
17492d5e
DB
842 vaapi
843 vdpau
9cad0e4e 844 version3
56a059ac 845 x11grab
c88f5d72 846 zlib
4a0d6686 847"
c88f5d72 848
8eee7025
DB
849THREADS_LIST='
850 beosthreads
d22e8442 851 os2threads
8eee7025
DB
852 pthreads
853 w32threads
854'
855
3f5b56e5
MR
856ARCH_LIST='
857 alpha
a2fc0f6a 858 arm
3f5b56e5
MR
859 bfin
860 ia64
861 m68k
862 mips
bae3abb0 863 mips64
3f5b56e5 864 parisc
79cb09b2 865 ppc
34d11b87 866 ppc64
3f5b56e5
MR
867 s390
868 sh4
869 sparc
870 sparc64
871 x86
872 x86_32
873 x86_64
874'
875
876ARCH_EXT_LIST='
1ac9331a 877 altivec
3bf96eec 878 amd3dnow
a1ef9f08 879 amd3dnowext
1ac9331a 880 armv5te
edab3048 881 armv6
ab5cb084 882 armv6t2
f55b299a 883 armvfp
3f5b56e5
MR
884 iwmmxt
885 mmi
886 mmx
d7f0920b 887 mmx2
6b18d278 888 neon
799fde37 889 ppc4xx
1bb04d5a 890 sse
9eeed841 891 ssse3
bd9d34a0 892 vis
3f5b56e5
MR
893'
894
895HAVE_LIST="
896 $ARCH_EXT_LIST
897 $THREADS_LIST
35fd8122 898 alsa_asoundlib_h
3f5b56e5 899 altivec_h
c9fdab0d 900 arpa_inet_h
08a85a59 901 bigendian
6bd859d6 902 bswap
ecf97f22 903 closesocket
1ac9331a 904 cmov
e16e49ac 905 conio_h
c88f5d72 906 dcbzl
f8aa696f
DB
907 dev_bktr_ioctl_bt848_h
908 dev_bktr_ioctl_meteor_h
909 dev_ic_bt8xx_h
910 dev_video_meteor_ioctl_meteor_h
911 dev_video_bktr_ioctl_bt848_h
18b67ae5 912 dlfcn_h
c88f5d72 913 dlopen
bc574408 914 dos_paths
245626d0
DB
915 ebp_available
916 ebx_available
c2a29455 917 fast_64bit
7073e9fc 918 fast_cmov
7b829d2a 919 fast_unaligned
9d99cc5a 920 fork
da9e86f8 921 gethrtime
4e68cb8a 922 GetProcessTimes
66be5b45 923 getrusage
2e1913b1 924 inet_aton
61d251db 925 inline_asm
9f5ff83f 926 ldbrx
0b4a1821
AS
927 libdc1394_1
928 libdc1394_2
a33cab3a 929 llrint
291fd18a 930 log2
85dd97ad 931 loongson
a33cab3a 932 lrint
c88f5d72 933 lrintf
e4673692 934 lzo1x_999_compress
f8aa696f
DB
935 machine_ioctl_bt848_h
936 machine_ioctl_meteor_h
c88f5d72
MR
937 malloc_h
938 memalign
6ffa87d3 939 mkstemp
b4e806b2 940 pld
1f91cdce 941 posix_memalign
a33cab3a
MK
942 round
943 roundf
c88f5d72
MR
944 sdl
945 sdl_video_size
b507ebd1 946 setmode
72be9e73 947 socklen_t
deb29777 948 soundcard_h
f8cda19e 949 poll_h
b58412f1 950 sys_mman_h
b091aa44 951 sys_resource_h
81644c2e 952 sys_select_h
deb29777 953 sys_soundcard_h
1b6e8b73 954 sys_videoio_h
d3a4b4e0 955 ten_operands
e16e49ac 956 termios_h
b265431e 957 threads
7b04b8a0 958 truncf
7c5bfe7a 959 VirtualAlloc
6ff3f3e7 960 winsock2_h
cc078b5d 961 xform_asm
304d586d 962 yasm
0cb78cef 963"
44161118 964
b6bb00b0
MR
965# options emitted with CONFIG_ prefix but not available on command line
966CONFIG_EXTRA="
9cad0e4e
DB
967 gplv3
968 lgplv3
b6bb00b0
MR
969"
970
520cc7f1 971CMDLINE_SELECT="
3f5b56e5 972 $ARCH_EXT_LIST
520cc7f1 973 $CONFIG_LIST
8eee7025 974 $THREADS_LIST
db6107b6 975 cross_compile
520cc7f1
MR
976 debug
977 extra_warnings
8c6afa4d 978 logging
d2bbb2f7 979 optimizations
87a0fb62 980 stripping
7595a5e4 981 yasm
520cc7f1 982"
426be5dc
DB
983
984PATHS_LIST='
d156bede 985 bindir
14a8acf1 986 datadir
26759c44
MR
987 incdir
988 libdir
26759c44
MR
989 mandir
990 prefix
991 shlibdir
426be5dc
DB
992'
993
994CMDLINE_SET="
995 $PATHS_LIST
996 arch
313c46a6 997 as
426be5dc
DB
998 build_suffix
999 cc
1000 cpu
1001 cross_prefix
50567afa 1002 dep_cc
7f32f40c 1003 extra_cflags
ac63af34 1004 extra_version
9da6609f
MR
1005 host_cc
1006 host_cflags
1007 host_ldflags
1008 host_libs
82bb3329 1009 host_os
684b28e0 1010 ld
426be5dc 1011 logfile
89641463 1012 nm
26759c44 1013 source_path
c5200f17
MR
1014 sysinclude
1015 sysroot
a7ada2ba 1016 target_exec
26759c44 1017 target_os
a7ada2ba 1018 target_path
426be5dc 1019"
520cc7f1 1020
912f3148
DB
1021# code dependency declarations
1022
9eeed841 1023# architecture extensions
79cb09b2 1024altivec_deps="ppc"
3bf96eec 1025amd3dnow_deps="mmx"
a1ef9f08 1026amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1027armv5te_deps="arm"
1028armv6_deps="arm"
ab5cb084 1029armv6t2_deps="arm"
a2fc0f6a
MR
1030armvfp_deps="arm"
1031iwmmxt_deps="arm"
e241ba14 1032mmi_deps="mips"
9eeed841 1033mmx_deps="x86"
75aa95a6 1034mmx2_deps="mmx"
a2fc0f6a 1035neon_deps="arm"
799fde37 1036ppc4xx_deps="ppc"
75aa95a6
DB
1037sse_deps="mmx"
1038ssse3_deps="sse"
bd9d34a0 1039vis_deps="sparc"
9eeed841 1040
5666fd73 1041# decoders / encoders / hardware accelerators
47a158cb 1042aac_decoder_select="fft mdct"
47a158cb
MR
1043ac3_decoder_select="fft mdct"
1044atrac3_decoder_select="fft mdct"
4f034993 1045cavs_decoder_select="golomb"
47a158cb 1046cook_decoder_select="fft mdct"
2eef7c62 1047cscd_decoder_suggest="zlib"
47a158cb 1048dca_decoder_select="fft mdct"
e8ed9b7a 1049dnxhd_encoder_select="aandct"
2eef7c62 1050dxa_decoder_select="zlib"
47a158cb 1051eac3_decoder_select="fft mdct"
e8ed9b7a 1052eatgq_decoder_select="aandct"
d52b39c7 1053eatqi_decoder_select="aandct"
4f034993
MR
1054ffv1_decoder_select="golomb"
1055flac_decoder_select="golomb"
1056flac_encoder_select="golomb"
2eef7c62
AJ
1057flashsv_decoder_select="zlib"
1058flashsv_encoder_select="zlib"
e8ed9b7a
DB
1059flv_encoder_select="aandct"
1060h261_encoder_select="aandct"
1061h263_encoder_select="aandct"
ff418735 1062h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1063h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1064h263p_encoder_select="aandct"
4f034993 1065h264_decoder_select="golomb"
ff418735 1066h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1067h264_vaapi_hwaccel_select="vaapi"
711dae77 1068h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1069h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1070imc_decoder_select="fft mdct"
4f034993
MR
1071jpegls_decoder_select="golomb"
1072jpegls_encoder_select="golomb"
e8ed9b7a 1073ljpeg_encoder_select="aandct"
4f034993 1074loco_decoder_select="golomb"
e8ed9b7a
DB
1075mjpeg_encoder_select="aandct"
1076mpeg1video_encoder_select="aandct"
1077mpeg2video_encoder_select="aandct"
1078mpeg4_encoder_select="aandct"
711dae77 1079mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1080mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1081mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1082mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1083mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1084mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1085mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1086mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1087mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1088msmpeg4v1_encoder_select="aandct"
1089msmpeg4v2_encoder_select="aandct"
1090msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1091nellymoser_decoder_select="fft mdct"
1092nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1093png_decoder_select="zlib"
1094png_encoder_select="zlib"
63cae55d 1095qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1096rv10_encoder_select="aandct"
1097rv20_encoder_select="aandct"
d52b39c7
AJ
1098rv30_decoder_select="golomb"
1099rv40_decoder_select="golomb"
4f034993
MR
1100shorten_decoder_select="golomb"
1101sonic_decoder_select="golomb"
1102sonic_encoder_select="golomb"
1103sonic_ls_encoder_select="golomb"
1104svq3_decoder_select="golomb"
bee2eac5 1105svq3_decoder_suggest="zlib"
2eef7c62
AJ
1106tiff_decoder_suggest="zlib"
1107tiff_encoder_suggest="zlib"
1108tscc_decoder_select="zlib"
ff418735 1109vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1110vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1111vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1112vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1113vorbis_decoder_select="fft mdct"
1114vorbis_encoder_select="fft mdct"
1115wmav1_decoder_select="fft mdct"
1116wmav1_encoder_select="fft mdct"
1117wmav2_decoder_select="fft mdct"
1118wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1119wmv1_encoder_select="aandct"
1120wmv2_encoder_select="aandct"
ff418735 1121wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1122wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1123wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1124wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1125zlib_decoder_select="zlib"
1126zlib_encoder_select="zlib"
1127zmbv_decoder_select="zlib"
1128zmbv_encoder_select="zlib"
30fd06be 1129
28b80940
DB
1130# parsers
1131h264_parser_select="golomb"
1132
912f3148 1133# external libraries
1b71f045 1134libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1135libdirac_encoder_deps="libdirac"
c9171a83 1136libfaac_encoder_deps="libfaac"
69ddbd1d 1137libfaad_decoder_deps="libfaad"
4ec45764 1138libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1139libgsm_decoder_deps="libgsm"
1140libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1141libgsm_ms_decoder_deps="libgsm"
1142libgsm_ms_encoder_deps="libgsm"
1cc60c47 1143libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1144libopencore_amrnb_decoder_deps="libopencore_amrnb"
1145libopencore_amrnb_encoder_deps="libopencore_amrnb"
1146libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1147libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1148libschroedinger_decoder_deps="libschroedinger"
1149libschroedinger_encoder_deps="libschroedinger"
ae14f311 1150libspeex_decoder_deps="libspeex"
150d2772 1151libtheora_encoder_deps="libtheora"
b0caf888 1152libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1153libx264_encoder_deps="libx264"
1154libxvid_encoder_deps="libxvid"
30fd06be 1155
912f3148 1156# demuxers / muxers
03a76ba9 1157ac3_demuxer_deps="ac3_parser"
4e622dea
SS
1158avisynth_demuxer_deps="avisynth"
1159dirac_demuxer_deps="dirac_parser"
1160libnut_demuxer_deps="libnut"
1161libnut_muxer_deps="libnut"
1162matroska_demuxer_suggest="zlib bzlib"
1163mov_demuxer_suggest="zlib"
1164mp3_demuxer_deps="mpegaudio_parser"
1165redir_demuxer_deps="network"
1166rtp_muxer_deps="network rtp_protocol"
1167rtsp_demuxer_deps="sdp_demuxer"
1168sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1169
1170# indevs / outdevs
38e54a75
SS
1171alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1172alsa_indev_extralibs="-lasound"
1173alsa_outdev_deps="alsa_asoundlib_h"
1174alsa_outdev_extralibs="-lasound"
1175audio_beos_indev_deps="audio_beos"
1176audio_beos_indev_extralibs="-lmedia -lbe"
1177audio_beos_outdev_deps="audio_beos"
1178audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1179bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1180dv1394_indev_deps="dv1394 dv_demuxer"
1181jack_indev_deps="jack_jack_h"
1182jack_indev_extralibs="-ljack"
1183libdc1394_indev_deps="libdc1394"
38e54a75
SS
1184oss_indev_deps_any="soundcard_h sys_soundcard_h"
1185oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1186v4l_indev_deps="linux_videodev_h"
1187v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1188vfwcap_indev_deps="capCreateCaptureWindow"
1189vfwcap_indev_extralibs="-lvfw32"
1190x11_grab_device_indev_deps="x11grab XShmCreateImage"
1191x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1192
912f3148 1193# protocols
3fff6382 1194gopher_protocol_deps="network"
c08fb000
AB
1195http_protocol_deps="network"
1196rtp_protocol_deps="udp_protocol"
1197tcp_protocol_deps="network"
1198udp_protocol_deps="network"
1199
f7679c54 1200# filters
81124ba0 1201movie_filter_deps="avfilter_lavf"
f7679c54 1202
912f3148 1203# programs
fa859b4d 1204ffplay_deps="sdl"
6ad42348 1205ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1206ffserver_extralibs='$ldl'
a2830dca 1207
912f3148 1208
de6d9b64 1209# default parameters
8a608357 1210
2ba042a7 1211logfile="config.err"
8a608357
MR
1212
1213# installation paths
c9d19248
MR
1214prefix_default="/usr/local"
1215bindir_default='${prefix}/bin'
14a8acf1 1216datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1217incdir_default='${prefix}/include'
1218libdir_default='${prefix}/lib'
1219mandir_default='${prefix}/share/man'
1220shlibdir_default="$libdir_default"
8a608357
MR
1221
1222# toolchain
11e6d03a 1223ar="ar"
13c7df3d 1224cc_default="gcc"
9da6609f 1225host_cc_default="gcc"
11e6d03a 1226ln_s="ln -sf"
89641463 1227nm_default="nm"
11e6d03a 1228objformat="elf"
be7109c1 1229ranlib="ranlib"
0f3cb305 1230strip="strip"
11e6d03a 1231yasmexe="yasm"
8a608357
MR
1232
1233# machine
5e622c40 1234arch=$(uname -m)
38d0a8aa 1235cpu="generic"
8a608357 1236
8a608357 1237# OS
4f854758 1238target_os=$(tolower $(uname -s))
82bb3329 1239host_os=$target_os
8a608357 1240
8a608357 1241# configurable options
497237c7 1242enable debug
aa033b1e 1243enable fastdiv
497237c7
RP
1244enable ffmpeg
1245enable ffplay
1246enable ffserver
1247enable ipv6
497237c7
RP
1248enable mpegaudio_hp
1249enable network
8400d6b8 1250enable optimizations
497237c7 1251enable protocols
530dc538 1252enable static
87a0fb62 1253enable stripping
a9ddb5b1 1254enable swscale_alpha
8a608357 1255
8a608357 1256# build settings
50a334e4 1257add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1258SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1259FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1260LIBPREF="lib"
1261LIBSUF=".a"
c5f14466
RP
1262FULLNAME='$(NAME)$(BUILDSUF)'
1263LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1264SLIBPREF="lib"
1265SLIBSUF=".so"
c5f14466 1266SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1267SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1268SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1269LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1270
7e6c86e6
MR
1271CC_O='-o $@'
1272
9da6609f
MR
1273host_cflags='-O3 -g -Wall'
1274host_libs='-lm'
1275
a7ada2ba
MR
1276target_path='.'
1277
0d7dca36
DB
1278# gcc stupidly only outputs the basename of targets with -MM, but we need the
1279# full relative path for objects in subdirectories for non-recursive Make.
50567afa 1280DEPEND_CMD='$(DEPCC) $(CPPFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1281
c597172e 1282# find source path
5e622c40 1283source_path="$(dirname "$0")"
497237c7 1284enable source_path_used
c597172e 1285if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1286 source_path="$(pwd)"
497237c7 1287 disable source_path_used
c597172e 1288else
5e622c40 1289 source_path="$(cd "$source_path"; pwd)"
c597172e 1290 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1291 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1292 test -e "$source_path/config.h" &&
1293 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1294fi
1295
13cbe2c0 1296for v in "$@"; do
b04251c5
MR
1297 r=${v#*=}
1298 l=${v%"$r"}
1299 r=$(sh_quote "$r")
13cbe2c0
MR
1300 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1301done
c597172e 1302
73ef8980
MR
1303find_things(){
1304 thing=$1
1305 pattern=$2
1306 file=$source_path/$3
932ccf39 1307 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1308}
1309
1310ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1311DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1312HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1313PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1314BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1315MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1316DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1317OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1318INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1319PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1320FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1321
7483e694
DB
1322enable $ARCH_EXT_LIST \
1323 $DECODER_LIST \
1324 $ENCODER_LIST \
5666fd73 1325 $HWACCEL_LIST \
7483e694
DB
1326 $PARSER_LIST \
1327 $BSF_LIST \
1328 $DEMUXER_LIST \
1329 $MUXER_LIST \
f7679c54 1330 $FILTER_LIST \
7483e694
DB
1331 $PROTOCOL_LIST \
1332 $INDEV_LIST \
1333 $OUTDEV_LIST \
c597172e
MR
1334
1335die_unknown(){
1336 echo "Unknown option \"$1\"."
1337 echo "See $0 --help for available options."
1338 exit 1
1339}
1340
794f8e97 1341show_list() {
bf0c4afa
RP
1342 suffix=_$1
1343 shift
1344 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1345 exit 0
1346}
1347
c597172e 1348for opt do
7483e694
DB
1349 optval="${opt#*=}"
1350 case "$opt" in
0f010b2f 1351 --extra-ldflags=*) add_ldflags $optval
7483e694 1352 ;;
0f010b2f 1353 --extra-libs=*) add_extralibs $optval
7483e694 1354 ;;
8fb1cb58 1355 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1356 ;;
40bcf4c7
BL
1357 --enable-debug=*) debuglevel="$optval"
1358 ;;
7483e694 1359 --enable-*=*|--disable-*=*)
5e622c40 1360 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1361 case "$thing" in
38e54a75 1362 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1363 *) die_unknown "$opt" ;;
1364 esac
1365 ;;
1366 --enable-?*|--disable-?*)
5e622c40 1367 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1368 if is_in $option $COMPONENT_LIST; then
fed5d54b 1369 test $action = disable && action=unset
e3773a55
MR
1370 eval $action \$$(toupper ${option%s})_LIST
1371 elif is_in $option $CMDLINE_SELECT; then
1372 $action $option
1373 else
1374 die_unknown $opt
1375 fi
7483e694
DB
1376 ;;
1377 --list-*)
1378 NAME="${opt#--list-}"
1379 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1380 NAME=${NAME%s}
1381 eval show_list $NAME \$$(toupper $NAME)_LIST
1382 ;;
1383 --help|-h) show_help
1384 ;;
1385 *)
884a36a7 1386 optname="${opt%%=*}"
26759c44
MR
1387 optname="${optname#--}"
1388 optname=$(echo "$optname" | sed 's/-/_/g')
1389 is_in $optname $CMDLINE_SET || die_unknown $opt
1390 eval $optname='$optval'
7483e694
DB
1391 ;;
1392 esac
c597172e
MR
1393done
1394
bcea99bb
MR
1395disabled logging && logfile=/dev/null
1396
13cbe2c0 1397echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1398set >> $logfile
1399
9da6609f
MR
1400test -n "$cross_prefix" && enable cross_compile
1401
adb2b908 1402ar="${cross_prefix}${ar}"
11e6d03a 1403cc_default="${cross_prefix}${cc_default}"
20e0ed95 1404nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1405ranlib="${cross_prefix}${ranlib}"
1406strip="${cross_prefix}${strip}"
1407
c5200f17
MR
1408sysinclude_default="${sysroot}/usr/include"
1409
75800dce 1410set_default cc nm sysinclude
9da6609f
MR
1411enabled cross_compile || host_cc_default=$cc
1412set_default host_cc
13c7df3d 1413
82bb3329
MR
1414exesuf() {
1415 case $1 in
1416 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1417 esac
1418}
1419
1420EXESUF=$(exesuf $target_os)
1421HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1422
e4e69e0b 1423# set temporary file name
a49d42c2 1424: ${TMPDIR:=$TEMPDIR}
c51fafa1 1425: ${TMPDIR:=$TMP}
a49d42c2 1426: ${TMPDIR:=/tmp}
e4e69e0b 1427
54460a83
MR
1428if ! check_cmd type mktemp; then
1429 # simple replacement for missing mktemp
1430 # NOT SAFE FOR GENERAL USE
1431 mktemp(){
1432 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1433 }
1434fi
1435
1436tmpfile(){
1437 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1438 (set -C; exec > $tmp) 2>/dev/null ||
1439 die "Unable to create temoporary file in $TMPDIR."
1440 append TMPFILES $tmp
1441 eval $1=$tmp
1442}
1443
1444trap 'rm -f -- $TMPFILES' EXIT
1445trap exit HUP INT TERM
1446
1447tmpfile TMPC .c
1448tmpfile TMPE $EXESUF
1449tmpfile TMPH .h
1450tmpfile TMPO .o
1451tmpfile TMPS .S
1452tmpfile TMPSH .sh
1453
1454unset -f mktemp
e4e69e0b 1455
993f2d0f
MR
1456# make sure we can execute files in $TMPDIR
1457cat > $TMPSH 2>> $logfile <<EOF
1458#! /bin/sh
1459EOF
1460chmod +x $TMPSH >> $logfile 2>&1
1461if ! $TMPSH >> $logfile 2>&1; then
1462 cat <<EOF
1463Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1464variable to another directory and make sure that it is not mounted noexec.
1465EOF
1466 die "Sanity test failed."
1467fi
993f2d0f 1468
3a636b6f 1469if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1470 cc_type=gcc
1471elif $cc --version 2>/dev/null | grep -q Intel; then
1472 cc_type=icc
1473elif $cc -v 2>&1 | grep -q xlc; then
1474 cc_type=xlc
df442a8d
MR
1475elif $cc -V 2>/dev/null | grep -q Compaq; then
1476 cc_type=ccc
50a334e4 1477 DEPEND_CMD='$(CC) $(CPPFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1478 debuglevel=3
df442a8d 1479 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1480elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1481 test -d "$sysroot" || die "No valid sysroot specified."
1482 cc_type=armcc
1483 armcc_conf="$PWD/armcc.conf"
1484 $cc --arm_linux_configure \
1485 --arm_linux_config_file="$armcc_conf" \
1486 --configure_sysroot="$sysroot" \
1487 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1488 die "Error creating armcc configuration file."
1489 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1490 as_default="${cross_prefix}gcc"
629687f6
MR
1491fi
1492
1493test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1494
75bafbac 1495: ${as_default:=$cc}
50567afa 1496: ${dep_cc_default:=$cc}
684b28e0 1497: ${ld_default:=$cc}
50567afa 1498set_default as dep_cc ld
75800dce 1499
7f32f40c 1500add_cflags $extra_cflags
2f2e6c7c 1501add_asflags $extra_cflags
7f32f40c 1502
154d432c
MR
1503if test -n "$sysroot"; then
1504 case "$cc_type" in
1505 gcc)
467256f2 1506 add_cppflags --sysroot="$sysroot"
154d432c
MR
1507 add_ldflags --sysroot="$sysroot"
1508 ;;
1509 esac
1510fi
1511
993f2d0f
MR
1512# compiler sanity check
1513check_exec <<EOF
1514int main(void){ return 0; }
1515EOF
1516if test "$?" != 0; then
1517 echo "$cc is unable to create an executable file."
1518 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1519 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1520 echo "Only do this if you know what cross compiling means."
1521 fi
1522 die "C compiler test failed."
1523fi
1524
e9b9a2f8 1525check_cflags -std=c99
50a334e4 1526check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1527#include <stdlib.h>
1528EOF
50a334e4 1529check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1530#include <stdlib.h>
1531EOF
e9b9a2f8 1532
b24dbcbd 1533case "$arch" in
b24dbcbd
RP
1534 alpha)
1535 arch="alpha"
1536 enable fast_64bit
c0a02a3e 1537 check_cflags -mieee
b24dbcbd 1538 ;;
cfdb6148
MR
1539 arm|armv[4567]*l)
1540 arch="arm"
b24dbcbd 1541 ;;
f4870943
MR
1542 avr32)
1543 ;;
cfdb6148
MR
1544 bfin)
1545 arch="bfin"
1546 ;;
1547 ia64)
1548 arch="ia64"
b24dbcbd 1549 enable fast_64bit
cfdb6148
MR
1550 ;;
1551 m68k)
1552 arch="m68k"
b24dbcbd 1553 ;;
de3a1240 1554 mips|mipsel|IP*)
b24dbcbd
RP
1555 arch="mips"
1556 ;;
de3a1240
DB
1557 mips64)
1558 arch="mips"
bae3abb0 1559 subarch="mips64"
de3a1240
DB
1560 enable fast_64bit
1561 ;;
61597a98 1562 parisc|hppa)
b24dbcbd
RP
1563 arch="parisc"
1564 ;;
61597a98 1565 parisc64|hppa64)
b24dbcbd
RP
1566 arch="parisc"
1567 enable fast_64bit
1568 ;;
cfdb6148
MR
1569 "Power Macintosh"|ppc|powerpc)
1570 arch="ppc"
1571 enable fast_unaligned
1572 ;;
1573 ppc64)
1574 arch="ppc"
34d11b87 1575 subarch="ppc64"
cfdb6148
MR
1576 enable fast_64bit
1577 enable fast_unaligned
1578 ;;
b24dbcbd
RP
1579 s390|s390x)
1580 arch="s390"
1581 ;;
cfdb6148
MR
1582 sh4|sh)
1583 arch="sh4"
b24dbcbd 1584 ;;
cfdb6148
MR
1585 sparc)
1586 arch="sparc"
1587 ;;
1588 sun4u|sparc64)
1589 arch="sparc"
1590 subarch="sparc64"
b24dbcbd
RP
1591 enable fast_64bit
1592 ;;
cfdb6148
MR
1593 i386|i486|i586|i686|i86pc|BePC)
1594 arch="x86"
1595 subarch="x86_32"
1596 enable fast_unaligned
1597 ;;
1598 x86_64|amd64)
1599 arch="x86"
1600 subarch="x86_32"
1601 enable cmov
1602 enable fast_cmov
1603 enable fast_unaligned
1604 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1605 int test[sizeof(char*) - 7];
1606EOF
b24dbcbd
RP
1607 ;;
1608 *)
1609 arch="unknown"
1610 ;;
1611esac
1612
62045d48 1613enable $arch $subarch
b24dbcbd 1614
7483e694 1615# OS specific
4f854758 1616case $target_os in
7483e694 1617 beos|haiku|zeta)
c9d19248 1618 prefix_default="$HOME/config"
7483e694 1619 # helps building libavcodec
50a334e4
MR
1620 add_cppflags -DPIC
1621 add_cflags -fomit-frame-pointer
7483e694 1622 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1623 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1624 case "$gcc_version" in
1625 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1626 disable mmx
1627 ;;
1628 *20010315*) echo "BeBits gcc"
0f010b2f 1629 add_cflags -fno-expensive-optimizations
7483e694
DB
1630 ;;
1631 esac
7483e694
DB
1632 SHFLAGS=-nostart
1633 # enable BeOS things
1634 enable audio_beos
1635 # no need for libm, but the inet stuff
1636 # Check for BONE
1637 # XXX: actually should check for NOT net_server
78fe7631 1638 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1639 network_extralibs="-lbind -lsocket"
1640 else
1641 enable beos_netserver
1642 network_extralibs="-lnet"
1643 fi ;;
1644 sunos)
1645 FFSERVERLDFLAGS=""
9987769a 1646 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1647 network_extralibs="-lsocket -lnsl"
50a334e4 1648 add_cppflags -D__EXTENSIONS__
7483e694
DB
1649 ;;
1650 netbsd)
07a8eef6
MR
1651 oss_indev_extralibs="-lossaudio"
1652 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1653 ;;
1654 openbsd)
1655 disable need_memalign
1656 LIBOBJFLAGS='$(PIC)'
7483e694 1657 SHFLAGS='-shared'
07a8eef6
MR
1658 oss_indev_extralibs="-lossaudio"
1659 oss_outdev_extralibs="-lossaudio"
7483e694 1660 ;;
90b4f091 1661 freebsd|dragonfly)
7483e694
DB
1662 disable need_memalign
1663 ;;
1664 bsd/os)
1665 osextralibs="-lpoll -lgnugetopt"
1666 strip="strip -d"
1667 ;;
1668 darwin)
1669 disable need_memalign
0138c54e 1670 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1671 strip="strip -x"
1672 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1673 SLIBSUF=".dylib"
1674 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1675 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1676 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1677 objformat="macho"
1b0f6fb8 1678 enabled x86_64 && objformat="macho64"
7483e694
DB
1679 ;;
1680 mingw32*)
4f854758 1681 target_os=mingw32
dcc01c06 1682 LIBTARGET=i386
1fc9fb8a 1683 if enabled x86_64; then
dcc01c06
RP
1684 disable need_memalign
1685 LIBTARGET=x64
1686 fi
fbd971a4 1687 shlibdir_default="$bindir_default"
7483e694
DB
1688 disable ffserver
1689 SLIBPREF=""
1690 SLIBSUF=".dll"
7483e694
DB
1691 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1692 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1693 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1694 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1695 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1696 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1697 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1698 objformat="win32"
bc574408 1699 enable dos_paths
1894e741 1700 check_cflags -fno-common
b1549d61 1701 if ! enabled x86_64; then
f7ad5aa2
RP
1702 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1703 die "ERROR: MinGW runtime version must be >= 3.15."
1704 enabled_any avisynth vfwcap_demuxer &&
1705 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1706 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1707 fi
7483e694
DB
1708 ;;
1709 cygwin*)
4f854758 1710 target_os=cygwin
fbd971a4 1711 shlibdir_default="$bindir_default"
7483e694
DB
1712 SLIBPREF="cyg"
1713 SLIBSUF=".dll"
1714 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1715 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1716 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1717 objformat="win32"
bc574408 1718 enable dos_paths
1894e741 1719 check_cflags -fno-common
7483e694 1720 ;;
4f365f37 1721 *-dos|freedos|opendos)
fdf11906 1722 disable ffplay ffserver
4f365f37
MK
1723 disable $INDEV_LIST $OUTDEV_LIST
1724 network_extralibs="-lsocket"
ff1c015d 1725 objformat="coff"
bc574408 1726 enable dos_paths
4f365f37 1727 ;;
7483e694 1728 linux)
7483e694
DB
1729 enable dv1394
1730 ;;
1731 irix*)
4f854758 1732 target_os=irix
7483e694
DB
1733 ranlib="echo ignoring ranlib"
1734 ;;
d22e8442 1735 os/2*)
d22e8442
DY
1736 strip="lxlite"
1737 ln_s="cp -f"
d22e8442 1738 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1739 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1740 FFSERVERLDFLAGS=""
287d3b13 1741 LIBSUF="_s.a"
d22e8442
DY
1742 SLIBPREF=""
1743 SLIBSUF=".dll"
1744 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1745 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1746 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1747 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1748 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1749 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1750 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1751 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1752 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1753 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1754 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1755 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1756 enable dos_paths
d22e8442 1757 ;;
83993c1c
AM
1758 gnu/kfreebsd)
1759 ;;
34e82167 1760 gnu)
34e82167 1761 ;;
d22e8442 1762
7483e694 1763 *)
4f924f9a 1764 die "Unknown OS '$target_os'."
7483e694
DB
1765 ;;
1766esac
1767
c9d19248
MR
1768set_default $PATHS_LIST
1769
c597172e 1770add_extralibs $osextralibs
de6d9b64 1771
28d8e661
DB
1772# Combine FFLDFLAGS and the LDFLAGS environment variable.
1773LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1774
320d060a 1775# we need to build at least one lib type
93b3c083 1776if ! enabled_any static shared; then
320d060a
DB
1777 cat <<EOF
1778At least one library type must be built.
1779Specify --enable-static to build the static libraries or --enable-shared to
1780build the shared libraries as well. To only build the shared libraries specify
1781--disable-static in addition to --enable-shared.
1782EOF
1783 exit 1;
1784fi
1785
abc4e572 1786disabled static && LIBNAME=""
2a320695 1787
a2234ceb
RP
1788if enabled_any libfaad libfaadbin ; then
1789 if check_header faad.h; then
295b8c70 1790 check_cc <<EOF
a2234ceb
RP
1791#include <faad.h>
1792#ifndef FAAD2_VERSION
1793ok faad1
1794#endif
db817cf3 1795int main(void) { return 0; }
a2234ceb
RP
1796EOF
1797 test $? = 0 && enable libfaad2
1798 else
ff3dac65 1799 die "FAAD test failed."
a2234ceb
RP
1800 fi
1801fi
1802
1803
2184c6f7 1804die_license_disabled() {
4c27207c 1805 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1806}
1807
1808die_license_disabled gpl libfaad2
1809die_license_disabled gpl libx264
1810die_license_disabled gpl libxvid
1811die_license_disabled gpl postproc
1812die_license_disabled gpl x11grab
1813
2f7ae63b 1814die_license_disabled nonfree libfaac
b2e3c528 1815
0b175caa
DB
1816die_license_disabled version3 libopencore_amrnb
1817die_license_disabled version3 libopencore_amrwb
1818
9cad0e4e 1819enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1820
9eeed841 1821check_deps $ARCH_EXT_LIST
0f3cb305 1822
5d323602
MR
1823test -z "$need_memalign" && need_memalign="$mmx"
1824
cf9d24ad 1825#Darwin CC versions
4f854758 1826if test $target_os = darwin; then
629687f6 1827 if enabled xlc; then
0f010b2f 1828 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1829 else
0f010b2f
DB
1830 add_cflags -pipe
1831 check_cflags -force_cpusubtype_ALL
1832 check_cflags -Wno-sign-compare
f946a9a4 1833 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1834 fi
2a1a6b64
MN
1835fi
1836
40617a6d 1837disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1838
a4adb608 1839# Add processor-specific flags
38d0a8aa 1840if test $cpu != "generic"; then
bc8ec47b
MR
1841 warn_altivec(){
1842 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1843 }
38d0a8aa 1844 case $cpu in
bb270c08 1845 601|ppc601|PowerPC601)
997f3ba4 1846 cpuflags="-mcpu=601"
bc8ec47b 1847 warn_altivec enabled PPC601
bb270c08
DB
1848 ;;
1849 603*|ppc603*|PowerPC603*)
997f3ba4 1850 cpuflags="-mcpu=603"
bc8ec47b 1851 warn_altivec enabled PPC603
bb270c08
DB
1852 ;;
1853 604*|ppc604*|PowerPC604*)
997f3ba4 1854 cpuflags="-mcpu=604"
bc8ec47b 1855 warn_altivec enabled PPC604
bb270c08
DB
1856 ;;
1857 G3|g3|75*|ppc75*|PowerPC75*)
997f3ba4 1858 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1859 warn_altivec enabled PPC75x
bb270c08
DB
1860 ;;
1861 G4|g4|745*|ppc745*|PowerPC745*)
997f3ba4 1862 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1863 warn_altivec disabled PPC745x
bb270c08
DB
1864 ;;
1865 74*|ppc74*|PowerPC74*)
997f3ba4 1866 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1867 warn_altivec disabled PPC74xx
bb270c08
DB
1868 ;;
1869 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
997f3ba4 1870 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1871 warn_altivec disabled PPC970
bb270c08 1872 ;;
e07e357d 1873 Cell|CELL|cell)
997f3ba4 1874 cpuflags="-mcpu=cell"
e07e357d 1875 warn_altivec disabled Cell
34d11b87 1876 enable ldbrx
e07e357d 1877 ;;
e7768fc5
GP
1878 # targets that do NOT support conditional mov (cmov)
1879 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
997f3ba4 1880 cpuflags="-march=$cpu"
497237c7 1881 disable cmov
e7768fc5
GP
1882 ;;
1883 # targets that do support conditional mov (cmov)
416519dd 1884 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
997f3ba4 1885 cpuflags="-march=$cpu"
497237c7
RP
1886 enable cmov
1887 enable fast_cmov
94e4c3a3
GP
1888 ;;
1889 # targets that do support conditional mov but on which it's slow
800a5a19 1890 pentium4|pentium4m|prescott|nocona)
997f3ba4 1891 cpuflags="-march=$cpu"
497237c7
RP
1892 enable cmov
1893 disable fast_cmov
bb270c08 1894 ;;
d7b34d08 1895 sparc64)
997f3ba4 1896 cpuflags="-mcpu=v9"
d7b34d08 1897 ;;
f2e49553 1898 arm11*|cortex*)
997f3ba4 1899 cpuflags="-mcpu=$cpu"
f2e49553
MR
1900 enable fast_unaligned
1901 ;;
d6ced963 1902 armv[67]*)
997f3ba4 1903 cpuflags="-march=$cpu"
d6ced963
MR
1904 enable fast_unaligned
1905 ;;
0223bd6f 1906 armv*)
997f3ba4 1907 cpuflags="-march=$cpu"
0223bd6f 1908 ;;
f2e49553 1909 arm*)
997f3ba4 1910 cpuflags="-mcpu=$cpu"
6b19786b 1911 ;;
1cd11856 1912 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
997f3ba4 1913 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1cd11856 1914 ;;
e4ddc8ed 1915 bf*)
997f3ba4 1916 cpuflags="-mcpu=$cpu"
e4ddc8ed 1917 ;;
5b34250d 1918 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
997f3ba4 1919 cpuflags="-march=$cpu"
5b34250d 1920 ;;
bb270c08 1921 *)
7483e694 1922 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1923 ;;
a4adb608
MN
1924 esac
1925fi
1926
997f3ba4 1927add_cflags $cpuflags
2f2e6c7c 1928add_asflags $cpuflags
997f3ba4 1929
b4d96ba2
MR
1930check_cc <<EOF || die "Symbol mangling check failed."
1931int ff_extern;
1932EOF
2f05d9c1 1933sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1934extern_prefix=${sym%%ff_extern*}
1935
f65883c8
MR
1936check_cc <<EOF && enable inline_asm
1937void foo(void) { __asm__ volatile ("" ::); }
1938EOF
61d251db 1939
9eeed841 1940if enabled x86; then
44965991
PI
1941 # check whether EBP is available on x86
1942 # As 'i' is stored on the stack, this program will crash
1943 # if the base pointer is used to access it because the
1944 # base pointer is cleared in the inline assembly code.
7dfef245 1945 check_exec_crash <<EOF && enable ebp_available
44965991 1946 volatile int i=0;
be449fca 1947 __asm__ volatile (
44965991
PI
1948 "xorl %%ebp, %%ebp"
1949 ::: "%ebp");
1950 return i;
44965991
PI
1951EOF
1952
1953 # check wether EBX is available on x86
940f335a 1954 check_asm ebx_available '"":::"%ebx"'
8e380710 1955
d3a4b4e0
DB
1956 # check whether more than 10 operands are supported
1957 check_cc <<EOF && enable ten_operands
1958int main(void) {
1959 int x=0;
1960 __asm__ volatile(
1961 ""
1962 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1963 );
1964 return 0;
1965}
1966EOF
1967
d7f0920b 1968 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1969 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1970 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1971
1972 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1973
d52481b9 1974 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1975 enabled x86_64 && append YASMFLAGS "-m amd64"
1976 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1977 case "$objformat" in
1978 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1979 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1980 *) append YASMFLAGS "-DPREFIX" ;;
1981 esac
7595a5e4 1982 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1983fi
1984
87ea51e0
LB
1985# check for assembler specific support
1986
85dd97ad
MR
1987enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1988
5b6c2cbd 1989enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1990enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1991enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1992
57bd82d4
MR
1993# check for SIMD availability
1994
115329f1 1995# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1996if enabled altivec; then
3ed1a2ee
DB
1997 check_cflags -maltivec -mabi=altivec &&
1998 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1999 check_cflags -faltivec
b6e52719 2000
0182fee8 2001 # check if our compiler supports Motorola AltiVec C API
497237c7 2002 check_cc <<EOF || disable altivec
dcd479c0 2003$inc_altivec_h
a9a07762
MN
2004int main(void) {
2005 vector signed int v1, v2, v3;
2006 v1 = vec_add(v2,v3);
2007 return 0;
2008}
2009EOF
b006b26c
DB
2010
2011 # check if our compiler supports braces for vector declarations
80a61f08 2012 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2013$inc_altivec_h
80a61f08 2014int main (void) { (vector int) {1}; return 0; }
b006b26c 2015EOF
a9a07762 2016fi
ab6c65f6 2017
b4e806b2 2018# We have to check if pld is a nop and disable it.
a2fc0f6a 2019enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2020enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2021enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2022enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2023enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2024enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2025enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2026enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2027enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2028
0f010b2f 2029enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2030
57bd82d4
MR
2031# ---
2032# big/little-endian test
9eebe687
MR
2033check_cc <<EOF || die "endian test failed"
2034unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2035EOF
d04d9e16 2036od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2037
a3999908 2038# ---
3d204385
NK
2039# check availability of some header files
2040
a98bb16d
RP
2041if check_func dlopen; then
2042 ldl=
2043elif check_func dlopen -ldl; then
2044 ldl=-ldl
8bf5d58f
MN
2045fi
2046
75ecf149
DB
2047# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2048check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2049
7483e694
DB
2050check_func fork
2051check_func gethrtime
2052check_func getrusage
094c09bb 2053check_func inet_aton $network_extralibs
7483e694
DB
2054check_func memalign
2055check_func mkstemp
1f91cdce 2056check_func posix_memalign
b507ebd1 2057check_func_headers io.h setmode
e4673692 2058check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2059check_func_headers windows.h GetProcessTimes
7c5bfe7a 2060check_func_headers windows.h VirtualAlloc
6ffa87d3 2061
e16e49ac 2062check_header conio.h
a98bb16d
RP
2063check_header dlfcn.h
2064check_header malloc.h
bf6ce82d 2065check_header poll.h
b58412f1 2066check_header sys/mman.h
b091aa44 2067check_header sys/resource.h
bf6ce82d 2068check_header sys/select.h
a98bb16d 2069check_header termios.h
272081b0
CEH
2070check_header vdpau/vdpau.h
2071check_header vdpau/vdpau_x11.h
68178ca9 2072check_header X11/extensions/XvMClib.h
a98bb16d 2073
1f91cdce
RP
2074if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2075 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2076fi
e16e49ac 2077
a4fa192c 2078disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2079disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2080
2081# check for some common methods of building with pthread support
2082# do this before the optional library checks as some of them require pthreads
2083if enabled pthreads; then
9e7fd101
MR
2084 if check_func pthread_create; then
2085 :
2086 elif check_func pthread_create -pthread; then
2087 add_cflags -pthread
afc9aee2 2088 add_extralibs -pthread
9e7fd101
MR
2089 elif check_func pthread_create -pthreads; then
2090 add_cflags -pthreads
afc9aee2 2091 add_extralibs -pthreads
8d94f606
GT
2092 elif check_func pthread_create -lpthreadGC2; then
2093 add_extralibs -lpthreadGC2
9e7fd101
MR
2094 elif ! check_lib pthread.h pthread_create -lpthread; then
2095 die "ERROR: can't find pthreads library"
2096 fi
57bd82d4
MR
2097fi
2098
8eee7025 2099for thread in $THREADS_LIST; do
e5f94c2b 2100 if enabled $thread; then
3ae3b721
RP
2101 test -n "$thread_type" &&
2102 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2103 thread_type="$thread"
e5f94c2b
RP
2104 fi
2105done
2106
fdf88598 2107check_lib math.h sin -lm
ff418735 2108check_lib va/va.h vaInitialize -lva
fdf88598 2109
a33cab3a 2110# test for C99 functions in math.h
291fd18a 2111for func in llrint log2 lrint lrintf round roundf truncf; do
a33cab3a 2112 check_exec <<EOF && enable $func || disable $func
f32adb22 2113#include <math.h>
a33cab3a 2114int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2115EOF
a33cab3a 2116done
f32adb22 2117
57bd82d4 2118# these are off by default, so fail if requested and not available
79fda097 2119enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2120enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2121 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2122 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2123enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2124enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2125enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2126enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2127enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2128enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2129enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2130enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2131enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2132 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2133enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2134enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2135enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2136enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2137 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2138 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2139enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2140enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2141
0b4a1821
AS
2142# libdc1394 check
2143if enabled libdc1394; then
2144 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2145 enable libdc1394_2; } ||
2146 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2147 enable libdc1394_1; } ||
2148 die "ERROR: No version of libdc1394 found "
2149fi
2150
2151
c13e1abd
FH
2152_restrict=
2153for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2154 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2155void foo(char * $restrict_keyword p);
2156EOF
c13e1abd
FH
2157done
2158
a86b921c 2159##########################################
29799f8b 2160# SDL check
a86b921c 2161
497237c7
RP
2162disable sdl_too_old
2163disable sdl
6a1a892f 2164SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2165if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2166 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2167 temp_cflags $sdl_cflags
5e622c40 2168 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2169 if check_lib2 SDL.h SDL_Init; then
5e622c40 2170 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2171 if test "$_sdlversion" -lt 121 ; then
497237c7 2172 enable sdl_too_old
dcd479c0 2173 else
497237c7 2174 enable sdl
225e21ef 2175 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2176#include <SDL.h>
d6773f56 2177int main(int argc, char **argv){
29f3b38a
MR
2178 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2179 int w = vi->current_w;
2180 return 0;
2181}
2182EOF
dcd479c0
MR
2183 fi
2184 fi
29f3b38a 2185 restore_flags
c3f6b472 2186fi
57bd82d4 2187
2270b4b2 2188texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2189
7a91333f 2190##########################################
73b46a95
RP
2191# Network check
2192
2193if enabled network; then
96000432 2194 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2195 # Prefer arpa/inet.h over winsock2
2196 if check_header arpa/inet.h ; then
2197 check_func closesocket
2198 elif check_header winsock2.h ; then
ea10ddde 2199 network_extralibs="-lws2_32"
72be9e73 2200 check_type ws2tcpip.h socklen_t
2446d3d6 2201 check_func_headers winsock2.h closesocket
28c9f069
MK
2202 else
2203 disable network
73b46a95
RP
2204 fi
2205fi
2206
2207##########################################
29799f8b 2208# IPv6 check
7a91333f 2209
497237c7 2210enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2211#include <sys/types.h>
2212#include <sys/socket.h>
2213#include <netinet/in.h>
2214#include <netdb.h>
db817cf3 2215int main(void) {
7483e694
DB
2216 struct sockaddr_storage saddr;
2217 struct ipv6_mreq mreq6;
2218 getaddrinfo(0,0,0,0);
2219 getnameinfo(0,0,0,0,0,0,0);
2220 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2221}
2222EOF
2223
06e31011
RP
2224check_header linux/videodev.h
2225check_header linux/videodev2.h
1b6e8b73 2226check_header sys/videoio.h
47f38850 2227
2446d3d6 2228check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2229
f8aa696f 2230# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2231{ check_header dev/bktr/ioctl_meteor.h &&
2232 check_header dev/bktr/ioctl_bt848.h; } ||
2233{ check_header machine/ioctl_meteor.h &&
2234 check_header machine/ioctl_bt848.h; } ||
2235{ check_header dev/video/meteor/ioctl_meteor.h &&
2236 check_header dev/video/bktr/ioctl_bt848.h; } ||
2237check_header dev/ic/bt8xx.h
f8aa696f 2238
c7682de0
RP
2239check_header sys/soundcard.h
2240check_header soundcard.h
deb29777 2241
c2b3565e 2242enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2243
30b1fff6 2244enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2245
7483e694 2246# deal with the X11 frame grabber
56a059ac 2247enabled x11grab &&
f58f4ce1
GP
2248check_header X11/Xlib.h &&
2249check_header X11/extensions/XShm.h &&
2250check_func XOpenDisplay -lX11 &&
06eab4ba 2251check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2252
40bcf4c7 2253enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2254
2255# add some useful compiler flags if supported
2256check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2257check_cflags -Wall
2258check_cflags -Wno-switch
c07bd6a9
MN
2259check_cflags -Wdisabled-optimization
2260check_cflags -Wpointer-arith
2261check_cflags -Wredundant-decls
cc1fb623 2262check_cflags -Wno-pointer-sign
f4929996 2263check_cflags -Wcast-qual
9aceb3cf 2264check_cflags -Wwrite-strings
652a5bf6 2265check_cflags -Wtype-limits
764551c6 2266check_cflags -Wundef
5af4e0cc 2267enabled extra_warnings && check_cflags -Winline
cf9d24ad 2268
57bd82d4 2269# add some linker flags
5c0e9479 2270check_ldflags -Wl,--warn-common
8351d2ba
DB
2271check_ldflags -Wl,--as-needed
2272check_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 2273check_ldflags -Wl,-Bsymbolic
94a3401e 2274
bd2216e4
MR
2275if enabled small; then
2276 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2277 optimizations="small"
2278elif enabled optimizations; then
629687f6 2279 if enabled xlc; then
0f010b2f
DB
2280 add_cflags -O5
2281 add_ldflags -O5
df442a8d
MR
2282 elif enabled ccc; then
2283 add_cflags -fast
cf9d24ad 2284 else
0f010b2f 2285 add_cflags -O3
cf9d24ad 2286 fi
cddf3f45 2287fi
11fdbc44 2288check_cflags -fno-math-errno
b2eb2ff0 2289check_cflags -fno-signed-zeros
cddf3f45 2290
504a64b9 2291# add some flags for Intel C Compiler
629687f6 2292if enabled icc; then
b1598b58
MR
2293 # Just warnings, no remarks
2294 check_cflags -w1
2295 # -wd: Disable following warnings
2296 # 144, 167, 556: -Wno-pointer-sign
2297 # 10006: ignoring unknown option -fno-signed-zeros
2298 # 10156: ignoring option '-W'; no argument required
2299 check_cflags -wd144,167,556,10006,10156
2300 # 11030: Warning unknown option --as-needed
2301 # 10156: ignoring option '-export'; no argument required
2302 check_ldflags -wd10156,11030
2303 # Allow to compile with optimizations
2304 check_ldflags -march=$cpu
be2cf98a
CEH
2305 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2306 enable ebp_available
df442a8d
MR
2307elif enabled ccc; then
2308 # disable some annoying warnings
2309 add_cflags -msg_disable cvtu32to64
2310 add_cflags -msg_disable embedcomment
2311 add_cflags -msg_disable needconstext
2312 add_cflags -msg_disable nomainieee
2313 add_cflags -msg_disable ptrmismatch1
2314 add_cflags -msg_disable unreachcode
504a64b9
CEH
2315fi
2316
80581e98 2317# PIC flags for shared library objects where they are needed
5af4e0cc 2318if enabled shared; then
569cb218
MR
2319 # LIBOBJFLAGS may have already been set in the OS configuration
2320 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2321 case "${subarch-$arch}" in
b6bd7268 2322 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2323 esac
2324 fi
80581e98
MN
2325fi
2326
90be59ef 2327if enabled gprof; then
0f010b2f
DB
2328 add_cflags -p
2329 add_ldflags -p
1db54e20
DB
2330fi
2331
7f3c02fc 2332# Find out if the .align argument is a power of two or not.
9377b6ce 2333check_asm asmalign_pot '".align 3"'
4454dc1b 2334
7483e694
DB
2335enabled_any $DECODER_LIST && enable decoders
2336enabled_any $ENCODER_LIST && enable encoders
5666fd73 2337enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2338enabled_any $BSF_LIST && enable bsfs
2339enabled_any $DEMUXER_LIST && enable demuxers
2340enabled_any $MUXER_LIST && enable muxers
f7679c54 2341enabled_any $FILTER_LIST && enable filters
7483e694
DB
2342enabled_any $INDEV_LIST && enable demuxers
2343enabled_any $OUTDEV_LIST && enable muxers
2344enabled_any $PROTOCOL_LIST && enable protocols
2345
2346enabled_any $THREADS_LIST && enable threads
2347
2348check_deps $CONFIG_LIST \
b6bb00b0 2349 $CONFIG_EXTRA \
7483e694
DB
2350 $HAVE_LIST \
2351 $DECODER_LIST \
2352 $ENCODER_LIST \
5666fd73 2353 $HWACCEL_LIST \
7483e694
DB
2354 $PARSER_LIST \
2355 $BSF_LIST \
2356 $DEMUXER_LIST \
2357 $MUXER_LIST \
f7679c54 2358 $FILTER_LIST \
7483e694
DB
2359 $INDEV_LIST \
2360 $OUTDEV_LIST \
2361 $PROTOCOL_LIST \
f70f03f6 2362
3e89171a 2363echo "install prefix $prefix"
f36958f8
DB
2364echo "source path $source_path"
2365echo "C compiler $cc"
bfd5afd8 2366echo ".align is power-of-two $asmalign_pot"
f36958f8 2367echo "ARCH $arch ($cpu)"
ce8871c2
MR
2368if test "$build_suffix" != ""; then
2369 echo "build suffix $build_suffix"
eb94aca9 2370fi
ac63af34
DB
2371if test "$extra_version" != ""; then
2372 echo "version string suffix $extra_version"
2373fi
0db2ce77 2374echo "big-endian ${bigendian-no}"
e90f5b5a 2375echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2376if enabled x86; then
af44e8e4 2377 echo "yasm ${yasm-no}"
0db2ce77 2378 echo "MMX enabled ${mmx-no}"
30e98e62 2379 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2380 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2381 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2382 echo "SSE enabled ${sse-no}"
30e98e62 2383 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2384 echo "CMOV enabled ${cmov-no}"
2385 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2386 echo "EBX available ${ebx_available-no}"
2387 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2388 echo "10 operands supported ${ten_operands-no}"
e41e8342 2389fi
5b6c2cbd 2390if enabled arm; then
0db2ce77
MR
2391 echo "ARMv5TE enabled ${armv5te-no}"
2392 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2393 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2394 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2395 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2396 echo "NEON enabled ${neon-no}"
eba9ae3c 2397fi
5b6c2cbd 2398if enabled mips; then
0db2ce77 2399 echo "MMI enabled ${mmi-no}"
e41e8342 2400fi
5b6c2cbd 2401if enabled ppc; then
0db2ce77 2402 echo "AltiVec enabled ${altivec-no}"
30e98e62 2403 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2404 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2405 echo "performance report ${powerpc_perf-no}"
2406fi
2407if enabled sparc; then
2408 echo "VIS enabled ${vis-no}"
e41e8342 2409fi
0db2ce77
MR
2410echo "gprof enabled ${gprof-no}"
2411echo "debug symbols ${debug-no}"
87a0fb62 2412echo "strip symbols ${stripping-no}"
8400d6b8 2413echo "optimizations ${optimizations-no}"
0db2ce77
MR
2414echo "static ${static-no}"
2415echo "shared ${shared-no}"
4a24ab64 2416echo "postprocessing support ${postproc-no}"
f7679c54 2417echo "new filter support ${avfilter-no}"
81124ba0 2418echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2419echo "network support ${network-no}"
90be59ef 2420if enabled network; then
0db2ce77 2421 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2422fi
0db2ce77
MR
2423echo "threading support ${thread_type-no}"
2424echo "SDL support ${sdl-no}"
90be59ef 2425if enabled sdl_too_old; then
bfd5afd8
DB
2426 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2427fi
0db2ce77
MR
2428echo "Sun medialib support ${mlib-no}"
2429echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2430echo "libdc1394 support ${libdc1394-no}"
690bfceb 2431echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2432echo "libfaac enabled ${libfaac-no}"
2433echo "libfaad enabled ${libfaad-no}"
7e0871a7 2434echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2435echo "libgsm enabled ${libgsm-no}"
2436echo "libmp3lame enabled ${libmp3lame-no}"
2437echo "libnut enabled ${libnut-no}"
0b175caa
DB
2438echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2439echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2440echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2441echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2442echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2443echo "libtheora enabled ${libtheora-no}"
2444echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2445echo "libx264 enabled ${libx264-no}"
2446echo "libxvid enabled ${libxvid-no}"
0db2ce77 2447echo "zlib enabled ${zlib-no}"
f402916e 2448echo "bzlib enabled ${bzlib-no}"
2c62e737 2449echo
de6d9b64 2450
5666fd73 2451for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2452 echo "Enabled ${type}s:"
f65c9da1 2453 eval list=\$$(toupper $type)_LIST
8138b9db 2454 for part in $list; do
f65c9da1
MR
2455 enabled $part && echo ${part%_*}
2456 done | sort | pr -3 -t
2457 echo
8138b9db
RP
2458done
2459
ba7a7039 2460license="LGPL version 2.1 or later"
ba321adb 2461if enabled nonfree; then
ba7a7039 2462 license="nonfree and unredistributable"
9cad0e4e
DB
2463elif enabled gplv3; then
2464 license="GPL version 3 or later"
2465elif enabled lgplv3; then
2466 license="LGPL version 3 or later"
ba321adb 2467elif enabled gpl; then
ba7a7039 2468 license="GPL version 2 or later"
ba321adb
JK
2469fi
2470
2471echo "License: $license"
ca5323af 2472
cf1392e9
DB
2473echo "Creating config.mak and config.h..."
2474
29799f8b
DB
2475echo "# Automatically generated by configure - do not modify!" > config.mak
2476echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2477echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2478echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2479echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2480echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2481
d921f03f 2482echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2483echo "prefix=$prefix" >> config.mak
22a324da
DB
2484echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2485echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2486echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2487echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2488echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2489echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2490echo "SRC_PATH=\"$source_path\"" >> config.mak
2491echo "SRC_PATH_BARE=$source_path" >> config.mak
2492echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2493echo "CC=$cc" >> config.mak
313c46a6 2494echo "AS=$as" >> config.mak
684b28e0 2495echo "LD=$ld" >> config.mak
50567afa 2496echo "DEPCC=$dep_cc" >> config.mak
304d586d 2497echo "YASM=$yasmexe" >> config.mak
980fc7b8 2498echo "AR=$ar" >> config.mak
be7109c1 2499echo "RANLIB=$ranlib" >> config.mak
20369773 2500echo "LN_S=$ln_s" >> config.mak
87a0fb62 2501enabled stripping &&
3ae3b721 2502 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2503 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2504
50a334e4 2505echo "CPPFLAGS?=$CPPFLAGS" >> config.mak
3198f618 2506echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2507echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2508echo "CC_O=$CC_O" >> config.mak
0f3cb305 2509echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2510echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2511echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2512echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2513echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2514echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2515echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2516echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2517echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2518echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2519echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2520echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2521echo "SLIBSUF=$SLIBSUF" >> config.mak
2522echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2523echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2524echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2525echo "HOSTCC=$host_cc" >> config.mak
2526echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2527echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2528echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2529echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2530echo "TARGET_EXEC=$target_exec" >> config.mak
2531echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2532
90be59ef 2533if enabled bigendian; then
7483e694
DB
2534 echo "WORDS_BIGENDIAN=yes" >> config.mak
2535 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2536fi
44161118 2537
90be59ef 2538if enabled sdl; then
5e622c40
DB
2539 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2540 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2541fi
90be59ef 2542if enabled texi2html; then
7483e694 2543 echo "BUILD_DOC=yes" >> config.mak
146ea952 2544fi
5a872801 2545
719c8e00
MR
2546get_version(){
2547 name=$1
2548 file=$source_path/$2
147e7692
MR
2549 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2550 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2551 lcname=$(tolower $name)
2552 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2553 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2554}
2555
147e7692
MR
2556get_version LIBSWSCALE libswscale/swscale.h
2557get_version LIBPOSTPROC libpostproc/postprocess.h
2558get_version LIBAVCODEC libavcodec/avcodec.h
2559get_version LIBAVDEVICE libavdevice/avdevice.h
2560get_version LIBAVFORMAT libavformat/avformat.h
2561get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2562get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2563
5af4e0cc 2564if enabled shared; then
7483e694
DB
2565 echo "BUILD_SHARED=yes" >> config.mak
2566 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2567 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2568 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2569 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2570 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2571 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2572 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2573 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2574 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2575fi
d7e27559 2576echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2577echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2578
7b5e8a27
DB
2579echo "ARCH=$arch" >> config.mak
2580
3d907e22
MR
2581print_config ARCH_ $TMPH config.mak $ARCH_LIST
2582print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2583print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2584 $CONFIG_EXTRA \
7483e694
DB
2585 $DECODER_LIST \
2586 $ENCODER_LIST \
5666fd73 2587 $HWACCEL_LIST \
7483e694
DB
2588 $PARSER_LIST \
2589 $BSF_LIST \
2590 $DEMUXER_LIST \
2591 $MUXER_LIST \
f7679c54 2592 $FILTER_LIST \
7483e694
DB
2593 $PROTOCOL_LIST \
2594 $INDEV_LIST \
2595 $OUTDEV_LIST \
8ac17293 2596
c13e1abd
FH
2597echo "#define restrict $_restrict" >> $TMPH
2598
bd2216e4 2599if enabled small; then
7483e694 2600 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2601fi
2602
0f3cb305 2603
8156056e 2604# Apparently it's not possible to portably echo a backslash.
3ae3b721 2605enabled asmalign_pot &&
7483e694 2606 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2607 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2608
b4d96ba2 2609echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2610
9c05103f
DB
2611echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2612
b7860763 2613# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2614cmp -s $TMPH config.h &&
2615 echo "config.h is unchanged" ||
2616 mv -f $TMPH config.h
3d204385 2617
165af439 2618# build tree in object directory if source path is different from current one
90be59ef 2619if enabled source_path_used; then
165af439 2620 DIRS="\
7483e694
DB
2621 doc \
2622 libavcodec \
2623 libavcodec/alpha \
a2fc0f6a 2624 libavcodec/arm \
7483e694 2625 libavcodec/bfin \
7483e694
DB
2626 libavcodec/mlib \
2627 libavcodec/ppc \
2628 libavcodec/sh4 \
2629 libavcodec/sparc \
a6493a8f 2630 libavcodec/x86 \
52a9cf34 2631 libavdevice \
f7679c54 2632 libavfilter \
7483e694
DB
2633 libavformat \
2634 libavutil \
2635 libpostproc \
2636 libswscale \
b2cfd7e3
RP
2637 libswscale/bfin \
2638 libswscale/mlib \
2639 libswscale/ppc \
2640 libswscale/sparc \
2641 libswscale/x86 \
7483e694
DB
2642 tests \
2643 tools \
7483e694 2644 "
165af439 2645 FILES="\
7483e694
DB
2646 Makefile \
2647 common.mak \
71c61f62 2648 subdir.mak \
7483e694
DB
2649 doc/texi2pod.pl \
2650 libavcodec/Makefile \
52a9cf34 2651 libavdevice/Makefile \
f7679c54 2652 libavfilter/Makefile \
7483e694
DB
2653 libavformat/Makefile \
2654 libavutil/Makefile \
2655 libpostproc/Makefile \
2656 libswscale/Makefile \
2657 "
165af439 2658 for dir in $DIRS ; do
7483e694 2659 mkdir -p $dir
165af439
MR
2660 done
2661 for f in $FILES ; do
20369773 2662 $ln_s "$source_path/$f" $f
165af439
MR
2663 done
2664fi
def4272a 2665
def4272a 2666
d0674868 2667# build pkg-config files
def4272a 2668
d0674868
DB
2669pkgconfig_generate(){
2670name=$1
b0dfd108 2671shortname=${name#lib}${build_suffix}
d0674868
DB
2672comment=$2
2673version=$3
2674libs=$4
2675requires=$5
25cd5cb3 2676cat <<EOF > $name/$name.pc
3e89171a 2677prefix=$prefix
a94e666c 2678exec_prefix=\${prefix}
f2b7382c 2679libdir=$libdir
7622778e 2680includedir=$incdir
def4272a 2681
d0674868
DB
2682Name: $name
2683Description: $comment
2684Version: $version
5dcfe9f8
AH
2685Requires: $(disabled shared && echo $requires)
2686Requires.private: $(enabled shared && echo $requires)
def4272a 2687Conflicts:
12701f6e
AH
2688Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2689Libs.private: $(enabled shared && echo $libs)
76a448ed 2690Cflags: -I\${includedir}
def4272a 2691EOF
25cd5cb3 2692cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2693prefix=
2694exec_prefix=
46d1ff83 2695libdir=\${pcfiledir}
1d44d365 2696includedir=${source_path}
def4272a 2697
d0674868
DB
2698Name: $name
2699Description: $comment
2700Version: $version
2701Requires: $requires
def4272a 2702Conflicts:
12701f6e 2703Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2704Cflags: -I\${includedir}
2705EOF
d0674868 2706}
def4272a 2707
e426941d 2708pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2709pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2710pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2711pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2712enabled avfilter &&
46983309 2713 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2714enabled postproc &&
e426941d 2715 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2716pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"