version.h depends on version.sh.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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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]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
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80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
e6b9d588 83 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 84 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 85 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 87 echo " --disable-vhook disable video hooking support"
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88 echo " --enable-beosthreads use BeOS threads [no]"
89 echo " --enable-os2threads use OS/2 threads [no]"
90 echo " --enable-pthreads use pthreads [no]"
91 echo " --enable-w32threads use Win32 threads [no]"
92 echo " --enable-x11grab enable X11 grabbing [no]"
732c9a34 93 echo " --enable-vdpau enable VDPAU support [no]"
68178ca9 94 echo " --enable-xvmc enable XvMC support [no]"
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95 echo " --disable-network disable network support [no]"
96 echo " --disable-ipv6 disable IPv6 support [no]"
97 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
98 echo " --enable-gray enable full grayscale support (slower color)"
99 echo " --disable-fastdiv disable table-based division"
100 echo " --enable-small optimize for size instead of speed"
101 echo " --disable-aandct disable AAN DCT code"
102 echo " --disable-fft disable FFT code"
103 echo " --disable-golomb disable Golomb code"
104 echo " --disable-mdct disable MDCT code"
105 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
106 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
107 echo " --enable-beos-netserver enable BeOS netserver"
108 echo " --disable-encoder=NAME disable encoder NAME"
109 echo " --enable-encoder=NAME enable encoder NAME"
110 echo " --disable-encoders disable all encoders"
111 echo " --disable-decoder=NAME disable decoder NAME"
112 echo " --enable-decoder=NAME enable decoder NAME"
113 echo " --disable-decoders disable all decoders"
114 echo " --disable-muxer=NAME disable muxer NAME"
115 echo " --enable-muxer=NAME enable muxer NAME"
116 echo " --disable-muxers disable all muxers"
117 echo " --disable-demuxer=NAME disable demuxer NAME"
118 echo " --enable-demuxer=NAME enable demuxer NAME"
119 echo " --disable-demuxers disable all demuxers"
120 echo " --enable-parser=NAME enable parser NAME"
121 echo " --disable-parser=NAME disable parser NAME"
122 echo " --disable-parsers disable all parsers"
123 echo " --enable-bsf=NAME enable bitstream filter NAME"
124 echo " --disable-bsf=NAME disable bitstream filter NAME"
125 echo " --disable-bsfs disable all bitstream filters"
126 echo " --enable-protocol=NAME enable protocol NAME"
127 echo " --disable-protocol=NAME disable protocol NAME"
128 echo " --disable-protocols disable all protocols"
129 echo " --disable-indevs disable input devices"
130 echo " --disable-outdevs disable output devices"
131 echo " --disable-devices disable all devices"
132 echo " --enable-filter=NAME enable filter NAME"
133 echo " --disable-filter=NAME disable filter NAME"
134 echo " --disable-filters disable all filters"
135 echo " --list-decoders show all available decoders"
136 echo " --list-encoders show all available encoders"
137 echo " --list-muxers show all available muxers"
138 echo " --list-demuxers show all available demuxers"
139 echo " --list-parsers show all available parsers"
140 echo " --list-protocols show all available protocols"
141 echo " --list-bsfs show all available bitstream filters"
142 echo " --list-indevs show all available input devices"
143 echo " --list-outdevs show all available output devices"
144 echo " --list-filters show all available filters"
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145 echo
146 echo "External library support:"
0a23c0bb 147 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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148 echo " --enable-bzlib enable bzlib [autodetect]"
149 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
150 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 151 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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152 echo " and libraw1394 [no]"
153 echo " --enable-libdirac enable Dirac support via libdirac [no]"
154 echo " --enable-libfaac enable FAAC support via libfaac [no]"
155 echo " --enable-libfaad enable FAAD support via libfaad [no]"
156 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
157 echo " --enable-libgsm enable GSM support via libgsm [no]"
158 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 159 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 160 echo " native (de)muxer exists [no]"
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161 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
162 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
163 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 164 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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165 echo " native implementation exists [no]"
166 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 167 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 168 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 169 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 170 echo " --enable-zlib enable zlib [autodetect]"
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171 echo ""
172 echo "Advanced options (experts only):"
173 echo " --source-path=PATH path to source code [$source_path]"
174 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 175 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 176 echo " --target-os=OS compiler targets OS [$target_os]"
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177 echo " --target-exec=CMD command to run executables on target"
178 echo " --target-path=DIR path to view of build directory on target"
89641463 179 echo " --nm=NM use nm tool"
15396d5c 180 echo " --cc=CC use C compiler CC [$cc_default]"
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181 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
182 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
183 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
184 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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185 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
186 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
187 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 188 echo " --extra-version=STRING version string suffix []"
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189 echo " --build-suffix=SUFFIX library name suffix []"
190 echo " --arch=ARCH select architecture [$arch]"
191 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 192 echo " instruction selection, may crash on older CPUs)"
2b4c3615 193 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 194 echo " (requires enabling PMC)"
4f50c3d5 195 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 196 echo " --disable-amd3dnow disable 3DNow! optimizations"
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197 echo " --disable-mmx disable MMX optimizations"
198 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 199 echo " --disable-sse disable SSE optimizations"
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200 echo " --disable-ssse3 disable SSSE3 optimizations"
201 echo " --disable-armv5te disable armv5te optimizations"
202 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 203 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 204 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 205 echo " --disable-iwmmxt disable iwmmxt optimizations"
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206 echo " --disable-mmi disable MMI optimizations"
207 echo " --disable-neon disable neon optimizations"
208 echo " --disable-vis disable VIS optimizations"
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209 echo
210 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 211 echo " --disable-debug disable debugging symbols"
b7d49373 212 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 213 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 214 echo " --disable-optimizations disable compiler optimizations"
0a622b98 215 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 216 echo " --disable-stripping disable stripping of executables and shared libraries"
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217 echo ""
218 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 219 exit 0
74c53c2d 220}
cf9d24ad 221
57bd82d4 222log(){
2270b4b2 223 echo "$@" >> $logfile
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224}
225
720c69da 226log_file(){
c8e9f801 227 log BEGIN $1
2270b4b2 228 pr -n -t $1 >> $logfile
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229 log END $1
230}
231
2ba042a7 232echolog(){
c8e9f801 233 log "$@"
57bd82d4 234 echo "$@"
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235}
236
237die(){
238 echolog "$@"
239 cat <<EOF
240If you think configure made a mistake, make sure you are using the latest
241version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 242ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 243EOF
e155a21a 244 if disabled logging; then
2ba042a7 245 cat <<EOF
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246Rerun configure with logging enabled (do not use --disable-logging), and
247include the log this produces with your report.
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248EOF
249 else
250cat <<EOF
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251Include the log file "$logfile" produced by configure as this will help
252solving the problem.
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253EOF
254 fi
cea0ac52 255 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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256 exit 1
257}
258
6c6007d6 259# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 260toupper(){
6c6007d6 261 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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262}
263
4a5444db 264tolower(){
6c6007d6 265 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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266}
267
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268c_escape(){
269 echo "$*" | sed 's/["\\]/\\\0/g'
270}
271
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272set_all(){
273 value=$1
274 shift
275 for var in $*; do
276 eval $var=$value
277 done
278}
279
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280set_weak(){
281 value=$1
282 shift
283 for var; do
284 eval : \${$var:=$value}
285 done
286}
287
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288pushvar(){
289 for var in $*; do
290 eval level=\${${var}_level:=0}
291 eval ${var}_${level}="\$$var"
292 eval ${var}_level=$(($level+1))
293 done
294}
295
296popvar(){
297 for var in $*; do
298 eval level=\${${var}_level:-0}
299 test $level = 0 && continue
300 eval level=$(($level-1))
301 eval $var="\${${var}_${level}}"
302 eval ${var}_level=$level
303 eval unset ${var}_${level}
304 done
305}
306
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307enable(){
308 set_all yes $*
309}
310
311disable(){
312 set_all no $*
313}
314
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315enable_weak(){
316 set_weak yes $*
317}
318
319disable_weak(){
320 set_weak no $*
321}
322
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323do_enable_deep(){
324 for var; do
325 enabled $var && continue
326 eval sel="\$${var}_select"
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327 eval sgs="\$${var}_suggest"
328 pushvar var sgs
f9d328da 329 enable_deep $sel
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330 popvar sgs
331 enable_deep_weak $sgs
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332 popvar var
333 done
334}
335
336enable_deep(){
337 do_enable_deep $*
338 enable $*
339}
340
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341enable_deep_weak(){
342 do_enable_deep $*
343 enable_weak $*
344}
345
57bd82d4 346enabled(){
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347 test "${1#!}" = "$1" && op== || op=!=
348 eval test "x\$${1#!}" $op "xyes"
44161118
MR
349}
350
37970ebf 351disabled(){
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MR
352 test "${1#!}" = "$1" && op== || op=!=
353 eval test "x\$${1#!}" $op "xno"
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RP
354}
355
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MR
356enabled_all(){
357 for opt; do
358 enabled $opt || return 1
359 done
360}
361
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DB
362disabled_all(){
363 for opt; do
364 disabled $opt || return 1
365 done
366}
367
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368enabled_any(){
369 for opt; do
370 enabled $opt && return 0
371 done
372}
373
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374disabled_any(){
375 for opt; do
376 disabled $opt && return 0
377 done
f7b230a7 378 return 1
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DB
379}
380
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381set_default(){
382 for opt; do
88268e94 383 eval : \${$opt:=\$${opt}_default}
c9d19248
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384 done
385}
386
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387is_in(){
388 value=$1
389 shift
390 for var in $*; do
391 [ $var = $value ] && return 0
392 done
393 return 1
394}
395
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396check_deps(){
397 for cfg; do
3250003c 398 cfg="${cfg#!}"
799c9e9b
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399 enabled ${cfg}_checking && die "Circular dependency for $cfg."
400 disabled ${cfg}_checking && continue
401 enable ${cfg}_checking
402
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403 eval dep_all="\$${cfg}_deps"
404 eval dep_any="\$${cfg}_deps_any"
7ef3425f 405 eval dep_sel="\$${cfg}_select"
c510c7b5 406 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 407
c510c7b5
MR
408 pushvar cfg dep_all dep_any dep_sel dep_sgs
409 check_deps $dep_all $dep_any $dep_sel $dep_sgs
410 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 411
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412 enabled_all $dep_all || disable $cfg
413 enabled_any $dep_any || disable $cfg
7ef3425f 414 disabled_any $dep_sel && disable $cfg
799c9e9b 415
4ec45764
RP
416 if enabled $cfg; then
417 eval dep_extralibs="\$${cfg}_extralibs"
418 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 419 enable_deep $dep_sel
c510c7b5 420 enable_deep_weak $dep_sgs
4ec45764
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421 fi
422
799c9e9b 423 disable ${cfg}_checking
30fd06be
MR
424 done
425}
426
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MR
427print_config(){
428 pfx=$1
429 header=$2
430 makefile=$3
431 shift 3
432 for cfg; do
3d907e22 433 ucname="`toupper $cfg`"
44161118 434 if enabled $cfg; then
3d907e22 435 echo "#define ${pfx}${ucname} 1" >> $header
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436 echo "${pfx}${ucname}=yes" >> $makefile
437 else
b250f9c6 438 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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439 fi
440 done
57bd82d4
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441}
442
443flags_saved(){
2270b4b2 444 (: ${SAVE_CFLAGS?}) 2> /dev/null
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445}
446
dcd479c0 447save_flags(){
57bd82d4 448 flags_saved && return
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449 SAVE_CFLAGS="$CFLAGS"
450 SAVE_LDFLAGS="$LDFLAGS"
451 SAVE_extralibs="$extralibs"
452}
453
454restore_flags(){
f5d28d10 455 flags_saved || return
dcd479c0
MR
456 CFLAGS="$SAVE_CFLAGS"
457 LDFLAGS="$SAVE_LDFLAGS"
458 extralibs="$SAVE_extralibs"
459 unset SAVE_CFLAGS
460 unset SAVE_LDFLAGS
461 unset SAVE_extralibs
462}
463
464temp_cflags(){
465 save_flags
466 CFLAGS="$CFLAGS $*"
467}
468
469temp_ldflags(){
470 save_flags
471 LDFLAGS="$LDFLAGS $*"
472}
473
474temp_extralibs(){
475 save_flags
476 extralibs="$extralibs $*"
477}
478
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MR
479append(){
480 var=$1
481 shift
482 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
483 eval "$var=\"\$$var $*\""
484}
485
486add_cflags(){
487 append CFLAGS "$@"
488}
489
490add_ldflags(){
491 append LDFLAGS "$@"
492}
493
494add_extralibs(){
495 append extralibs "$@"
496}
497
b0cfb663 498check_cmd(){
b3cb5d51 499 log "$@"
2270b4b2 500 "$@" >> $logfile 2>&1
b0cfb663
MR
501}
502
dcd479c0 503check_cc(){
57bd82d4 504 log check_cc "$@"
2270b4b2 505 cat > $TMPC
720c69da 506 log_file $TMPC
b0cfb663 507 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
508}
509
510check_cpp(){
511 log check_cpp "$@"
2270b4b2 512 cat > $TMPC
720c69da 513 log_file $TMPC
b0cfb663 514 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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515}
516
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517check_asm(){
518 log check_asm "$@"
519 name="$1"
520 asm="$2"
521 shift 2
522 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 523void foo(void){ __asm__ volatile($asm); }
940f335a
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524EOF
525}
526
304d586d
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527check_yasm(){
528 log check_yasm "$@"
529 echo "$1" > $TMPS
530 log_file $TMPS
531 shift 1
532 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
533}
534
dcd479c0 535check_ld(){
57bd82d4 536 log check_ld "$@"
0607887f 537 check_cc || return
3155a644
MR
538 flags=''
539 libs=''
540 for f; do
541 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
542 done
543 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
544}
545
546check_cflags(){
57bd82d4
MR
547 log check_cflags "$@"
548 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
549int x;
550EOF
551}
552
553check_ldflags(){
57bd82d4
MR
554 log check_ldflags "$@"
555 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 556int main(void){ return 0; }
dcd479c0
MR
557EOF
558}
559
560check_header(){
57bd82d4 561 log check_header "$@"
dcd479c0
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562 header=$1
563 shift
d8bc5f06
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564 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
565 disable $var
566 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
567#include <$header>
568int x;
569EOF
570}
571
572check_func(){
57bd82d4 573 log check_func "$@"
dcd479c0
MR
574 func=$1
575 shift
d8bc5f06
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576 disable $func
577 check_ld "$@" <<EOF && enable $func
dcd479c0 578extern int $func();
c23a0ac8 579int main(void){ $func(); }
dcd479c0
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580EOF
581}
582
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DB
583check_func_headers(){
584 log check_func_headers "$@"
f8d7b072
MR
585 headers=$1
586 func=$2
587 shift 2
588 disable $func
589 incs=""
590 for hdr in $headers; do
591 incs="$incs
592#include <$hdr>"
593 done
594 check_ld "$@" <<EOF && enable $func
595$incs
d6773f56 596int main(int argc, char **argv){
f8d7b072
MR
597 (void) $func;
598 return 0;
599}
600EOF
601}
602
a5344cf7
SS
603check_cpp_condition(){
604 log check_cpp_condition "$@"
605 header=$1
606 condition=$2
607 check_cpp <<EOF
608#include <$header>
609#if !($condition)
610#error "unsatisfied condition: $condition"
611#endif
612EOF
613}
614
57bd82d4
MR
615check_lib(){
616 log check_lib "$@"
617 header="$1"
618 func="$2"
619 shift 2
fcfcde17
MR
620 temp_extralibs "$@"
621 check_header $header && check_func $func && add_extralibs "$@"
622 err=$?
623 restore_flags
624 return $err
57bd82d4
MR
625}
626
f8d7b072
MR
627check_lib2(){
628 log check_lib2 "$@"
629 headers="$1"
630 func="$2"
631 shift 2
632 temp_extralibs "$@"
2446d3d6 633 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
634 err=$?
635 restore_flags
636 return $err
637}
638
dcd479c0 639check_exec(){
2270b4b2 640 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
641}
642
7dfef245
MR
643check_exec_crash(){
644 code=`cat`
645
646 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
647 # are safe but may not be available everywhere. Thus we use
648 # raise(SIGTERM) instead. The check is run in a subshell so we
649 # can redirect the "Terminated" message from the shell. SIGBUS
650 # is not defined by standard C so it is used conditionally.
651
2270b4b2 652 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
653#include <signal.h>
654static void sighandler(int sig){
655 raise(SIGTERM);
656}
e5af4a11 657int main(void){
7dfef245
MR
658 signal(SIGILL, sighandler);
659 signal(SIGFPE, sighandler);
660 signal(SIGSEGV, sighandler);
661#ifdef SIGBUS
662 signal(SIGBUS, sighandler);
663#endif
664 { $code }
665}
666EOF
667}
668
72be9e73
DY
669check_type(){
670 log check_type "$@"
671 headers=$1
672 type=$2
673 shift 2
674 disable $type
675 incs=""
676 for hdr in $headers; do
677 incs="$incs
678#include <$hdr>"
679 done
680 check_cc "$@" <<EOF && enable $type
681$incs
682$type v;
683EOF
684}
685
57bd82d4
MR
686require(){
687 name="$1"
688 header="$2"
689 func="$3"
690 shift 3
691 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
692}
693
f8d7b072
MR
694require2(){
695 name="$1"
696 headers="$2"
697 func="$3"
698 shift 3
699 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
700}
701
eea50282
MR
702check_foo_config(){
703 cfg=$1
704 pkg=$2
705 header=$3
706 func=$4
707 shift 4
708 disable $cfg
709 check_cmd ${pkg}-config --version
710 err=$?
711 if test "$err" = 0; then
712 temp_cflags `${pkg}-config --cflags`
713 temp_extralibs `${pkg}-config --libs`
714 check_lib "$@" $header $func && enable $cfg
715 fi
716 return $err
717}
718
c505dd31
MR
719apply(){
720 file=$1
721 shift
722 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
723}
724
dcd61286
DB
725# CONFIG_LIST contains configurable options, while HAVE_LIST is for
726# system-dependent things.
727
4a0d6686
AJ
728COMPONENT_LIST="
729 bsfs
730 decoders
731 demuxers
732 encoders
3cde40aa 733 filters
c552605c 734 indevs
4a0d6686 735 muxers
c552605c 736 outdevs
4a0d6686
AJ
737 parsers
738 protocols
739"
740
741CONFIG_LIST="
742 $COMPONENT_LIST
e8ed9b7a 743 aandct
f7679c54
VS
744 avfilter
745 avfilter_lavf
c88f5d72
MR
746 avisynth
747 beos_netserver
f402916e 748 bzlib
27a9466b 749 fastdiv
c88f5d72
MR
750 ffmpeg
751 ffplay
752 ffserver
1848f7d9 753 fft
4f034993 754 golomb
c88f5d72 755 gpl
ecfc4f44 756 gprof
d8d0d0b2 757 gray
3abe5fbd 758 hardcoded_tables
c88f5d72 759 ipv6
f5a756ef
DB
760 libamr_nb
761 libamr_wb
f7b8bffe 762 libdc1394
690bfceb 763 libdirac
2eed5a46
DB
764 libfaac
765 libfaad
766 libfaadbin
c88f5d72 767 libgsm
6ebe07fb 768 libmp3lame
c88f5d72 769 libnut
f7cd9eed 770 libschroedinger
ae14f311 771 libspeex
150d2772 772 libtheora
c88f5d72 773 libvorbis
1cc60c47
DB
774 libx264
775 libxvid
47a158cb 776 mdct
c88f5d72 777 memalign_hack
a8150374 778 mlib
c88f5d72
MR
779 mpegaudio_hp
780 network
3fe142e2 781 nonfree
4a24ab64 782 postproc
2b4c3615 783 powerpc_perf
2e35e684 784 shared
bd2216e4 785 small
2e35e684 786 static
13ca50f3 787 swscale
272081b0 788 vdpau
c88f5d72 789 vhook
56a059ac 790 x11grab
68178ca9 791 xvmc
c88f5d72 792 zlib
4a0d6686 793"
c88f5d72 794
8eee7025
DB
795THREADS_LIST='
796 beosthreads
d22e8442 797 os2threads
8eee7025
DB
798 pthreads
799 w32threads
800'
801
3f5b56e5
MR
802ARCH_LIST='
803 alpha
a2fc0f6a 804 arm
3f5b56e5
MR
805 bfin
806 ia64
807 m68k
808 mips
809 parisc
79cb09b2 810 ppc
3f5b56e5
MR
811 s390
812 sh4
813 sparc
814 sparc64
815 x86
816 x86_32
817 x86_64
818'
819
820ARCH_EXT_LIST='
1ac9331a 821 altivec
3bf96eec 822 amd3dnow
1ac9331a 823 armv5te
edab3048 824 armv6
ab5cb084 825 armv6t2
f55b299a 826 armvfp
3f5b56e5
MR
827 iwmmxt
828 mmi
829 mmx
d7f0920b 830 mmx2
6b18d278 831 neon
799fde37 832 ppc4xx
1bb04d5a 833 sse
9eeed841 834 ssse3
bd9d34a0 835 vis
3f5b56e5
MR
836'
837
838HAVE_LIST="
839 $ARCH_EXT_LIST
840 $THREADS_LIST
841 altivec_h
c9fdab0d 842 arpa_inet_h
6bd859d6 843 bswap
ecf97f22 844 closesocket
1ac9331a 845 cmov
e16e49ac 846 conio_h
c88f5d72 847 dcbzl
f8aa696f
DB
848 dev_bktr_ioctl_bt848_h
849 dev_bktr_ioctl_meteor_h
850 dev_ic_bt8xx_h
851 dev_video_meteor_ioctl_meteor_h
852 dev_video_bktr_ioctl_bt848_h
18b67ae5 853 dlfcn_h
c88f5d72 854 dlopen
bc574408 855 dos_paths
245626d0
DB
856 ebp_available
857 ebx_available
c2a29455 858 fast_64bit
7073e9fc 859 fast_cmov
7b829d2a 860 fast_unaligned
9d99cc5a 861 fork
c88f5d72 862 freetype2
da9e86f8 863 gethrtime
4e68cb8a 864 GetProcessTimes
66be5b45 865 getrusage
c88f5d72 866 imlib2
2e1913b1 867 inet_aton
61d251db 868 inline_asm
0b4a1821
AS
869 libdc1394_1
870 libdc1394_2
a33cab3a
MK
871 llrint
872 lrint
c88f5d72 873 lrintf
f8aa696f
DB
874 machine_ioctl_bt848_h
875 machine_ioctl_meteor_h
c88f5d72
MR
876 malloc_h
877 memalign
6ffa87d3 878 mkstemp
b4e806b2 879 pld
1f91cdce 880 posix_memalign
9cafbd6c 881 ppc64
a33cab3a
MK
882 round
883 roundf
c88f5d72
MR
884 sdl
885 sdl_video_size
b507ebd1 886 setmode
72be9e73 887 socklen_t
deb29777 888 soundcard_h
f8cda19e 889 poll_h
b58412f1 890 sys_mman_h
b091aa44 891 sys_resource_h
81644c2e 892 sys_select_h
deb29777 893 sys_soundcard_h
1b6e8b73 894 sys_videoio_h
e16e49ac 895 termios_h
b265431e 896 threads
7b04b8a0 897 truncf
6ff3f3e7 898 winsock2_h
304d586d 899 yasm
0cb78cef 900"
44161118 901
b6bb00b0
MR
902# options emitted with CONFIG_ prefix but not available on command line
903CONFIG_EXTRA="
904 fft_mmx
40b509b3 905 oldscaler
b6bb00b0
MR
906"
907
520cc7f1 908CMDLINE_SELECT="
3f5b56e5 909 $ARCH_EXT_LIST
520cc7f1 910 $CONFIG_LIST
8eee7025 911 $THREADS_LIST
db6107b6 912 cross_compile
520cc7f1
MR
913 debug
914 extra_warnings
8c6afa4d 915 logging
d2bbb2f7 916 optimizations
87a0fb62 917 stripping
520cc7f1 918"
426be5dc
DB
919
920PATHS_LIST='
d156bede 921 bindir
14a8acf1 922 datadir
26759c44
MR
923 incdir
924 libdir
26759c44
MR
925 mandir
926 prefix
927 shlibdir
426be5dc
DB
928'
929
930CMDLINE_SET="
931 $PATHS_LIST
932 arch
933 build_suffix
934 cc
935 cpu
936 cross_prefix
ac63af34 937 extra_version
9da6609f
MR
938 host_cc
939 host_cflags
940 host_ldflags
941 host_libs
426be5dc 942 logfile
89641463 943 nm
26759c44 944 source_path
a7ada2ba 945 target_exec
26759c44 946 target_os
a7ada2ba 947 target_path
426be5dc 948"
520cc7f1 949
912f3148
DB
950# code dependency declarations
951
9eeed841 952# architecture extensions
79cb09b2 953altivec_deps="ppc"
3bf96eec 954amd3dnow_deps="mmx"
a2fc0f6a
MR
955armv5te_deps="arm"
956armv6_deps="arm"
ab5cb084 957armv6t2_deps="arm"
a2fc0f6a
MR
958armvfp_deps="arm"
959iwmmxt_deps="arm"
e241ba14 960mmi_deps="mips"
9eeed841 961mmx_deps="x86"
75aa95a6 962mmx2_deps="mmx"
a2fc0f6a 963neon_deps="arm"
799fde37 964ppc4xx_deps="ppc"
75aa95a6
DB
965sse_deps="mmx"
966ssse3_deps="sse"
bd9d34a0 967vis_deps="sparc"
9eeed841 968
b6bb00b0
MR
969# common features
970fft_suggest="fft_mmx"
971fft_mmx_deps="mmx yasm"
40b509b3 972oldscaler_deps="!swscale"
b6bb00b0 973
912f3148 974# decoders / encoders
47a158cb 975aac_decoder_select="fft mdct"
d8d12c15 976ac3_decoder_deps="gpl"
47a158cb
MR
977ac3_decoder_select="fft mdct"
978atrac3_decoder_select="fft mdct"
4f034993 979cavs_decoder_select="golomb"
47a158cb 980cook_decoder_select="fft mdct"
2eef7c62 981cscd_decoder_suggest="zlib"
47a158cb 982dca_decoder_select="fft mdct"
e8ed9b7a 983dnxhd_encoder_select="aandct"
2eef7c62 984dxa_decoder_select="zlib"
406ab5cc 985eac3_decoder_deps="gpl"
47a158cb 986eac3_decoder_select="fft mdct"
e8ed9b7a 987eatgq_decoder_select="aandct"
4f034993
MR
988ffv1_decoder_select="golomb"
989flac_decoder_select="golomb"
990flac_encoder_select="golomb"
2eef7c62
AJ
991flashsv_decoder_select="zlib"
992flashsv_encoder_select="zlib"
e8ed9b7a
DB
993flv_encoder_select="aandct"
994h261_encoder_select="aandct"
995h263_encoder_select="aandct"
996h263p_encoder_select="aandct"
4f034993 997h264_decoder_select="golomb"
369122dd 998h264_vdpau_decoder_deps="vdpau"
47a158cb 999imc_decoder_select="fft mdct"
4f034993
MR
1000jpegls_decoder_select="golomb"
1001jpegls_encoder_select="golomb"
e8ed9b7a 1002ljpeg_encoder_select="aandct"
4f034993 1003loco_decoder_select="golomb"
e8ed9b7a
DB
1004mjpeg_encoder_select="aandct"
1005mpeg1video_encoder_select="aandct"
1006mpeg2video_encoder_select="aandct"
1007mpeg4_encoder_select="aandct"
d37edddc 1008mpeg_vdpau_decoder_deps="vdpau"
2b324225 1009mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 1010mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
1011msmpeg4v1_encoder_select="aandct"
1012msmpeg4v2_encoder_select="aandct"
1013msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1014nellymoser_decoder_select="fft mdct"
1015nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1016png_decoder_select="zlib"
1017png_encoder_select="zlib"
47a158cb 1018qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1019rv10_encoder_select="aandct"
1020rv20_encoder_select="aandct"
4f034993
MR
1021shorten_decoder_select="golomb"
1022sonic_decoder_select="golomb"
1023sonic_encoder_select="golomb"
1024sonic_ls_encoder_select="golomb"
1025svq3_decoder_select="golomb"
bee2eac5 1026svq3_decoder_suggest="zlib"
2eef7c62
AJ
1027tiff_decoder_suggest="zlib"
1028tiff_encoder_suggest="zlib"
1029tscc_decoder_select="zlib"
c5b42f4a 1030vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1031vorbis_decoder_select="fft mdct"
1032vorbis_encoder_select="fft mdct"
1033wmav1_decoder_select="fft mdct"
1034wmav1_encoder_select="fft mdct"
1035wmav2_decoder_select="fft mdct"
1036wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1037wmv1_encoder_select="aandct"
1038wmv2_encoder_select="aandct"
c5b42f4a 1039wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1040zlib_decoder_select="zlib"
1041zlib_encoder_select="zlib"
1042zmbv_decoder_select="zlib"
1043zmbv_encoder_select="zlib"
30fd06be 1044
912f3148 1045# external libraries
f5a756ef
DB
1046libamr_nb_decoder_deps="libamr_nb"
1047libamr_nb_encoder_deps="libamr_nb"
1048libamr_wb_decoder_deps="libamr_wb"
1049libamr_wb_encoder_deps="libamr_wb"
1b71f045 1050libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1051libdirac_encoder_deps="libdirac"
c9171a83 1052libfaac_encoder_deps="libfaac"
69ddbd1d 1053libfaad_decoder_deps="libfaad"
4ec45764 1054libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1055libgsm_decoder_deps="libgsm"
1056libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1057libgsm_ms_decoder_deps="libgsm"
1058libgsm_ms_encoder_deps="libgsm"
1cc60c47 1059libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1060libschroedinger_decoder_deps="libschroedinger"
1061libschroedinger_encoder_deps="libschroedinger"
ae14f311 1062libspeex_decoder_deps="libspeex"
150d2772 1063libtheora_encoder_deps="libtheora"
b0caf888 1064libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1065libx264_encoder_deps="libx264"
1066libxvid_encoder_deps="libxvid"
13566c31 1067mpeg4aac_decoder_deps="libfaad"
272081b0 1068vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1069
912f3148 1070# demuxers / muxers
03a76ba9 1071ac3_demuxer_deps="ac3_parser"
50383e88 1072audio_beos_demuxer_deps="audio_beos"
4ec45764 1073audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1074audio_beos_muxer_deps="audio_beos"
4ec45764 1075audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1076avisynth_demuxer_deps="avisynth"
73483024 1077bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1078dirac_demuxer_deps="dirac_parser"
fe9bb347 1079dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1080libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1081libnut_demuxer_deps="libnut"
1082libnut_muxer_deps="libnut"
2eef7c62
AJ
1083matroska_demuxer_suggest="zlib bzlib"
1084mov_demuxer_suggest="zlib"
4bd8e17c 1085mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1086oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1087oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1088redir_demuxer_deps="network"
8eb793c4 1089rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1090rtsp_demuxer_deps="sdp_demuxer"
1091sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1092v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1093v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1094vfwcap_demuxer_deps="capCreateCaptureWindow"
1095vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1096x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1097x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1098
912f3148 1099# protocols
c08fb000
AB
1100http_protocol_deps="network"
1101rtp_protocol_deps="udp_protocol"
1102tcp_protocol_deps="network"
1103udp_protocol_deps="network"
1104
f7679c54 1105# filters
81124ba0 1106movie_filter_deps="avfilter_lavf"
f7679c54 1107
912f3148 1108# programs
fa859b4d 1109ffplay_deps="sdl"
6ad42348 1110ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1111ffserver_extralibs='$ldl'
1112vhook_extralibs='$ldl'
a2830dca 1113
912f3148 1114
de6d9b64 1115# default parameters
8a608357 1116
2ba042a7 1117logfile="config.err"
8a608357
MR
1118
1119# installation paths
c9d19248
MR
1120prefix_default="/usr/local"
1121bindir_default='${prefix}/bin'
14a8acf1 1122datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1123incdir_default='${prefix}/include'
1124libdir_default='${prefix}/lib'
1125mandir_default='${prefix}/share/man'
1126shlibdir_default="$libdir_default"
8a608357
MR
1127
1128# toolchain
11e6d03a 1129ar="ar"
13c7df3d 1130cc_default="gcc"
9da6609f 1131host_cc_default="gcc"
11e6d03a 1132ln_s="ln -sf"
89641463 1133nm_default="nm"
11e6d03a 1134objformat="elf"
be7109c1 1135ranlib="ranlib"
0f3cb305 1136strip="strip"
11e6d03a 1137yasmexe="yasm"
8a608357
MR
1138
1139# machine
cc6a90dd 1140arch=`uname -m`
38d0a8aa 1141cpu="generic"
8a608357 1142
8a608357 1143# OS
4f854758 1144target_os=$(tolower $(uname -s))
8a608357 1145
8a608357 1146# configurable options
497237c7 1147enable debug
497237c7
RP
1148enable ffmpeg
1149enable ffplay
1150enable ffserver
1151enable ipv6
497237c7
RP
1152enable mpegaudio_hp
1153enable network
40b509b3 1154enable oldscaler
8400d6b8 1155enable optimizations
497237c7 1156enable protocols
530dc538 1157enable static
87a0fb62 1158enable stripping
8a608357
MR
1159vhook="default"
1160
8a608357 1161# build settings
11a9d3e8 1162add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1163SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1164VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1165FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1166LIBPREF="lib"
1167LIBSUF=".a"
c5f14466
RP
1168FULLNAME='$(NAME)$(BUILDSUF)'
1169LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1170SLIBPREF="lib"
1171SLIBSUF=".so"
c5f14466 1172SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1173SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1174SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1175LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1176
9da6609f
MR
1177host_cflags='-O3 -g -Wall'
1178host_libs='-lm'
1179
a7ada2ba
MR
1180target_path='.'
1181
0d7dca36
DB
1182# gcc stupidly only outputs the basename of targets with -MM, but we need the
1183# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1184DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1185
c597172e
MR
1186# find source path
1187source_path="`dirname \"$0\"`"
497237c7 1188enable source_path_used
c597172e
MR
1189if test -z "$source_path" -o "$source_path" = "." ; then
1190 source_path="`pwd`"
497237c7 1191 disable source_path_used
c597172e
MR
1192else
1193 source_path="`cd \"$source_path\"; pwd`"
1194 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1195 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1196fi
1197
c597172e
MR
1198FFMPEG_CONFIGURATION="$@"
1199
73ef8980
MR
1200find_things(){
1201 thing=$1
1202 pattern=$2
1203 file=$source_path/$3
932ccf39 1204 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1205}
1206
1207ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1208DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1209PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1210BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1211MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1212DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1213OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1214INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1215PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1216FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1217
7483e694
DB
1218enable $ARCH_EXT_LIST \
1219 $DECODER_LIST \
1220 $ENCODER_LIST \
1221 $PARSER_LIST \
1222 $BSF_LIST \
1223 $DEMUXER_LIST \
1224 $MUXER_LIST \
f7679c54 1225 $FILTER_LIST \
7483e694
DB
1226 $PROTOCOL_LIST \
1227 $INDEV_LIST \
1228 $OUTDEV_LIST \
c597172e
MR
1229
1230die_unknown(){
1231 echo "Unknown option \"$1\"."
1232 echo "See $0 --help for available options."
1233 exit 1
1234}
1235
794f8e97 1236show_list() {
bf0c4afa
RP
1237 suffix=_$1
1238 shift
1239 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1240 exit 0
1241}
1242
c597172e 1243for opt do
7483e694
DB
1244 optval="${opt#*=}"
1245 case "$opt" in
0f010b2f 1246 --extra-cflags=*) add_cflags $optval
7483e694 1247 ;;
0f010b2f 1248 --extra-ldflags=*) add_ldflags $optval
7483e694 1249 ;;
0f010b2f 1250 --extra-libs=*) add_extralibs $optval
7483e694 1251 ;;
8fb1cb58 1252 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1253 ;;
40bcf4c7
BL
1254 --enable-debug=*) debuglevel="$optval"
1255 ;;
7483e694
DB
1256 --enable-*=*|--disable-*=*)
1257 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1258 case "$thing" in
81124ba0 1259 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1260 *) die_unknown "$opt" ;;
1261 esac
1262 ;;
1263 --enable-?*|--disable-?*)
1264 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1265 if is_in $option $COMPONENT_LIST; then
1266 eval $action \$$(toupper ${option%s})_LIST
1267 elif is_in $option $CMDLINE_SELECT; then
1268 $action $option
1269 else
1270 die_unknown $opt
1271 fi
7483e694
DB
1272 ;;
1273 --list-*)
1274 NAME="${opt#--list-}"
1275 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1276 NAME=${NAME%s}
1277 eval show_list $NAME \$$(toupper $NAME)_LIST
1278 ;;
1279 --help|-h) show_help
1280 ;;
1281 *)
884a36a7 1282 optname="${opt%%=*}"
26759c44
MR
1283 optname="${optname#--}"
1284 optname=$(echo "$optname" | sed 's/-/_/g')
1285 is_in $optname $CMDLINE_SET || die_unknown $opt
1286 eval $optname='$optval'
7483e694
DB
1287 ;;
1288 esac
c597172e
MR
1289done
1290
bcea99bb
MR
1291disabled logging && logfile=/dev/null
1292
1293echo "# $0 $@" > $logfile
1294set >> $logfile
1295
9da6609f
MR
1296test -n "$cross_prefix" && enable cross_compile
1297
adb2b908 1298ar="${cross_prefix}${ar}"
11e6d03a 1299cc_default="${cross_prefix}${cc_default}"
20e0ed95 1300nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1301ranlib="${cross_prefix}${ranlib}"
1302strip="${cross_prefix}${strip}"
1303
89641463 1304set_default cc nm
9da6609f
MR
1305enabled cross_compile || host_cc_default=$cc
1306set_default host_cc
13c7df3d 1307
e4e69e0b 1308# set temporary file name
a49d42c2 1309: ${TMPDIR:=$TEMPDIR}
c51fafa1 1310: ${TMPDIR:=$TMP}
a49d42c2 1311: ${TMPDIR:=/tmp}
e4e69e0b 1312
a49d42c2
MR
1313TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1314TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1315TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1316TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1317TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1318TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1319
e9b9a2f8
MN
1320check_cflags -std=c99
1321
b24dbcbd
RP
1322case "$arch" in
1323 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1324 arch="x86"
1325 subarch="x86_32"
b24dbcbd
RP
1326 enable fast_unaligned
1327 ;;
1328 x86_64|amd64)
62045d48
DB
1329 arch="x86"
1330 subarch="x86_32"
34b37f86
DM
1331 enable cmov
1332 enable fast_cmov
b24dbcbd 1333 enable fast_unaligned
62045d48 1334 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1335 int test[sizeof(char*) - 7];
1336EOF
1337 ;;
b24dbcbd 1338 arm|armv[4567]*l)
a2fc0f6a 1339 arch="arm"
b24dbcbd
RP
1340 ;;
1341 alpha)
1342 arch="alpha"
1343 enable fast_64bit
c0a02a3e 1344 check_cflags -mieee
b24dbcbd
RP
1345 ;;
1346 "Power Macintosh"|ppc|powerpc)
79cb09b2 1347 arch="ppc"
aa8bc0f1 1348 enable fast_unaligned
b24dbcbd
RP
1349 ;;
1350 ppc64)
79cb09b2 1351 arch="ppc"
b24dbcbd 1352 enable fast_64bit
aa8bc0f1 1353 enable fast_unaligned
b24dbcbd 1354 ;;
de3a1240 1355 mips|mipsel|IP*)
b24dbcbd
RP
1356 arch="mips"
1357 ;;
de3a1240
DB
1358 mips64)
1359 arch="mips"
1360 enable fast_64bit
1361 ;;
b24dbcbd 1362 sun4u|sparc64)
62045d48
DB
1363 arch="sparc"
1364 subarch="sparc64"
b24dbcbd
RP
1365 enable fast_64bit
1366 ;;
1367 sparc)
1368 arch="sparc"
1369 ;;
61597a98 1370 sh4|sh)
b24dbcbd
RP
1371 arch="sh4"
1372 ;;
61597a98 1373 parisc|hppa)
b24dbcbd
RP
1374 arch="parisc"
1375 ;;
61597a98 1376 parisc64|hppa64)
b24dbcbd
RP
1377 arch="parisc"
1378 enable fast_64bit
1379 ;;
1380 s390|s390x)
1381 arch="s390"
1382 ;;
1383 m68k)
1384 arch="m68k"
1385 ;;
1386 ia64)
1387 arch="ia64"
1388 enable fast_64bit
1389 ;;
1390 bfin)
1391 arch="bfin"
1392 ;;
1393 *)
1394 arch="unknown"
1395 ;;
1396esac
1397
62045d48 1398enable $arch $subarch
b24dbcbd 1399
7483e694 1400# OS specific
4f854758 1401case $target_os in
7483e694 1402 beos|haiku|zeta)
c9d19248 1403 prefix_default="$HOME/config"
7483e694 1404 # helps building libavcodec
0f010b2f 1405 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1406 # 3 gcc releases known for BeOS, each with ugly bugs
1407 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1408 case "$gcc_version" in
1409 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1410 disable mmx
1411 ;;
1412 *20010315*) echo "BeBits gcc"
0f010b2f 1413 add_cflags -fno-expensive-optimizations
7483e694
DB
1414 ;;
1415 esac
7483e694
DB
1416 SHFLAGS=-nostart
1417 # enable BeOS things
1418 enable audio_beos
1419 # no need for libm, but the inet stuff
1420 # Check for BONE
1421 # XXX: actually should check for NOT net_server
78fe7631 1422 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1423 network_extralibs="-lbind -lsocket"
1424 else
1425 enable beos_netserver
1426 network_extralibs="-lnet"
1427 fi ;;
1428 sunos)
1429 FFSERVERLDFLAGS=""
9987769a 1430 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1431 network_extralibs="-lsocket -lnsl"
e193c74e 1432 add_cflags -D__EXTENSIONS__
7483e694
DB
1433 ;;
1434 netbsd)
1435 oss_demuxer_extralibs="-lossaudio"
1436 oss_muxer_extralibs="-lossaudio"
1437 ;;
1438 openbsd)
1439 disable need_memalign
1440 LIBOBJFLAGS='$(PIC)'
7483e694 1441 SHFLAGS='-shared'
7483e694
DB
1442 oss_demuxer_extralibs="-lossaudio"
1443 oss_muxer_extralibs="-lossaudio"
1444 ;;
1445 freebsd)
1446 disable need_memalign
1447 ;;
1448 bsd/os)
1449 osextralibs="-lpoll -lgnugetopt"
1450 strip="strip -d"
1451 ;;
1452 darwin)
1453 disable need_memalign
0138c54e 1454 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1455 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1456 strip="strip -x"
1457 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1458 SLIBSUF=".dylib"
1459 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1460 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1461 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1462 objformat="macho"
1b0f6fb8 1463 enabled x86_64 && objformat="macho64"
7483e694
DB
1464 ;;
1465 mingw32*)
4f854758 1466 target_os=mingw32
dcc01c06 1467 LIBTARGET=i386
1fc9fb8a 1468 if enabled x86_64; then
dcc01c06
RP
1469 disable need_memalign
1470 LIBTARGET=x64
1471 fi
fbd971a4 1472 shlibdir_default="$bindir_default"
7483e694
DB
1473 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1474 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1475 if enabled swscale; then
7483e694
DB
1476 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1477 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1478 fi
1479 disable ffserver
1480 SLIBPREF=""
1481 SLIBSUF=".dll"
1482 EXESUF=".exe"
1483 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1484 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1485 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1486 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1487 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1488 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1489 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1490 objformat="win32"
bc574408 1491 enable dos_paths
a85de417
SS
1492 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1493 die "ERROR: MinGW runtime version must be >= 3.15."
1494 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1495 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1496 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1497 ;;
1498 cygwin*)
4f854758 1499 target_os=cygwin
fbd971a4 1500 shlibdir_default="$bindir_default"
7483e694
DB
1501 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1502 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1503 if enabled swscale; then
7483e694
DB
1504 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1505 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1506 fi
1507 EXESUF=".exe"
1508 SLIBPREF="cyg"
1509 SLIBSUF=".dll"
1510 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1511 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1512 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1513 objformat="win32"
bc574408 1514 enable dos_paths
7483e694 1515 ;;
4f365f37 1516 *-dos|freedos|opendos)
4f365f37
MK
1517 disable ffplay ffserver vhook
1518 disable $INDEV_LIST $OUTDEV_LIST
1519 network_extralibs="-lsocket"
1520 EXESUF=".exe"
ff1c015d 1521 objformat="coff"
bc574408 1522 enable dos_paths
4f365f37 1523 ;;
7483e694 1524 linux)
7483e694
DB
1525 enable dv1394
1526 ;;
1527 irix*)
4f854758 1528 target_os=irix
7483e694
DB
1529 ranlib="echo ignoring ranlib"
1530 ;;
d22e8442 1531 os/2*)
d22e8442
DY
1532 strip="lxlite"
1533 ln_s="cp -f"
d22e8442
DY
1534 EXESUF=".exe"
1535 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1536 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1537 FFSERVERLDFLAGS=""
287d3b13 1538 LIBSUF="_s.a"
d22e8442
DY
1539 SLIBPREF=""
1540 SLIBSUF=".dll"
1541 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1542 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1543 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1544 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1545 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1546 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1547 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1548 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1549 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1550 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1551 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1552 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1553 disable vhook
bc574408 1554 enable dos_paths
d22e8442 1555 ;;
269820f1
PR
1556 interix)
1557 disable vhook
1558 ;;
d22e8442 1559
7483e694 1560 *)
4f854758 1561 target_os="${target_os}-UNKNOWN"
7483e694
DB
1562 ;;
1563esac
1564
c9d19248
MR
1565set_default $PATHS_LIST
1566
c597172e 1567add_extralibs $osextralibs
de6d9b64 1568
28d8e661
DB
1569# Combine FFLDFLAGS and the LDFLAGS environment variable.
1570LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1571
320d060a 1572# we need to build at least one lib type
93b3c083 1573if ! enabled_any static shared; then
320d060a
DB
1574 cat <<EOF
1575At least one library type must be built.
1576Specify --enable-static to build the static libraries or --enable-shared to
1577build the shared libraries as well. To only build the shared libraries specify
1578--disable-static in addition to --enable-shared.
1579EOF
1580 exit 1;
1581fi
1582
abc4e572 1583disabled static && LIBNAME=""
2a320695 1584
a2234ceb
RP
1585if enabled_any libfaad libfaadbin ; then
1586 if check_header faad.h; then
295b8c70 1587 check_cc <<EOF
a2234ceb
RP
1588#include <faad.h>
1589#ifndef FAAD2_VERSION
1590ok faad1
1591#endif
db817cf3 1592int main(void) { return 0; }
a2234ceb
RP
1593EOF
1594 test $? = 0 && enable libfaad2
1595 else
ff3dac65 1596 die "FAAD test failed."
a2234ceb
RP
1597 fi
1598fi
1599
1600
93b3c083 1601if ! enabled gpl; then
54118497
RP
1602 die_gpl_disabled(){
1603 name=$1
1604 shift
1605 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1606 }
4a24ab64 1607 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1608 die_gpl_disabled "libx264" libx264
1609 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1610 die_gpl_disabled "FAAD2" libfaad2
1611 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1612 die_gpl_disabled "The software scaler" swscale
ebb810d9 1613fi
b2e3c528 1614
3fe142e2
DB
1615if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1616 die "libamr is nonfree and --enable-nonfree is not specified."
1617fi
1618
9eeed841 1619check_deps $ARCH_EXT_LIST
0f3cb305 1620
5d323602
MR
1621test -z "$need_memalign" && need_memalign="$mmx"
1622
cf9d24ad 1623#Darwin CC versions
4f854758 1624if test $target_os = darwin; then
3dddba4b 1625 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1626 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1627 else
0f010b2f
DB
1628 add_cflags -pipe
1629 check_cflags -force_cpusubtype_ALL
1630 check_cflags -Wno-sign-compare
f946a9a4 1631 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1632 fi
2a1a6b64
MN
1633fi
1634
40617a6d 1635disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1636
a4adb608 1637# Add processor-specific flags
38d0a8aa 1638if test $cpu != "generic"; then
bc8ec47b
MR
1639 warn_altivec(){
1640 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1641 }
38d0a8aa 1642 case $cpu in
bb270c08 1643 601|ppc601|PowerPC601)
0f010b2f 1644 add_cflags -mcpu=601
bc8ec47b 1645 warn_altivec enabled PPC601
bb270c08
DB
1646 ;;
1647 603*|ppc603*|PowerPC603*)
0f010b2f 1648 add_cflags -mcpu=603
bc8ec47b 1649 warn_altivec enabled PPC603
bb270c08
DB
1650 ;;
1651 604*|ppc604*|PowerPC604*)
0f010b2f 1652 add_cflags -mcpu=604
bc8ec47b 1653 warn_altivec enabled PPC604
bb270c08
DB
1654 ;;
1655 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1656 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1657 warn_altivec enabled PPC75x
bb270c08
DB
1658 ;;
1659 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1660 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1661 warn_altivec disabled PPC745x
bb270c08
DB
1662 ;;
1663 74*|ppc74*|PowerPC74*)
0f010b2f 1664 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1665 warn_altivec disabled PPC74xx
bb270c08
DB
1666 ;;
1667 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1668 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1669 warn_altivec disabled PPC970
9cafbd6c 1670 enable ppc64
bb270c08 1671 ;;
e07e357d 1672 Cell|CELL|cell)
0f010b2f 1673 add_cflags -mcpu=cell
e07e357d 1674 warn_altivec disabled Cell
9cafbd6c 1675 enable ppc64
e07e357d 1676 ;;
e7768fc5
GP
1677 # targets that do NOT support conditional mov (cmov)
1678 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1679 add_cflags -march=$cpu
497237c7 1680 disable cmov
e7768fc5
GP
1681 ;;
1682 # targets that do support conditional mov (cmov)
416519dd 1683 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1684 add_cflags -march=$cpu
497237c7
RP
1685 enable cmov
1686 enable fast_cmov
94e4c3a3
GP
1687 ;;
1688 # targets that do support conditional mov but on which it's slow
800a5a19 1689 pentium4|pentium4m|prescott|nocona)
0f010b2f 1690 add_cflags -march=$cpu
497237c7
RP
1691 enable cmov
1692 disable fast_cmov
bb270c08 1693 ;;
d7b34d08 1694 sparc64)
0f010b2f 1695 add_cflags -mcpu=v9
d7b34d08 1696 ;;
f2e49553 1697 arm11*|cortex*)
0f010b2f 1698 add_cflags -mcpu=$cpu
f2e49553
MR
1699 enable fast_unaligned
1700 ;;
0223bd6f 1701 armv*)
0f010b2f 1702 add_cflags -march=$cpu
0223bd6f 1703 ;;
f2e49553 1704 arm*)
0f010b2f 1705 add_cflags -mcpu=$cpu
6b19786b 1706 ;;
1cd11856
MR
1707 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1708 add_cflags -mcpu=$cpu
1709 ;;
bb270c08 1710 *)
7483e694 1711 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1712 ;;
a4adb608
MN
1713 esac
1714fi
1715
be0d52ab 1716# make sure we can execute files in $TMPDIR
2270b4b2 1717cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1718#! /bin/sh
1719EOF
2270b4b2
DB
1720chmod +x $TMPSH >> $logfile 2>&1
1721if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1722 cat <<EOF
a49d42c2
MR
1723Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1724variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1725EOF
1726 die "Sanity test failed."
1727fi
edd08265 1728rm $TMPSH
be0d52ab 1729
1a268acc
MR
1730# compiler sanity check
1731check_exec <<EOF
c23a0ac8 1732int main(void){ return 0; }
1a268acc
MR
1733EOF
1734if test "$?" != 0; then
1735 echo "$cc is unable to create an executable file."
93b3c083 1736 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1737 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1738 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1739 fi
1740 die "C compiler test failed."
1741fi
1742
b4d96ba2
MR
1743check_cc <<EOF || die "Symbol mangling check failed."
1744int ff_extern;
1745EOF
2f05d9c1 1746sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1747extern_prefix=${sym%%ff_extern*}
1748
61d251db
MR
1749check_asm inline_asm '""'
1750
9eeed841 1751if enabled x86; then
44965991
PI
1752 # check whether EBP is available on x86
1753 # As 'i' is stored on the stack, this program will crash
1754 # if the base pointer is used to access it because the
1755 # base pointer is cleared in the inline assembly code.
7dfef245 1756 check_exec_crash <<EOF && enable ebp_available
44965991 1757 volatile int i=0;
be449fca 1758 __asm__ volatile (
44965991
PI
1759 "xorl %%ebp, %%ebp"
1760 ::: "%ebp");
1761 return i;
44965991
PI
1762EOF
1763
1764 # check wether EBX is available on x86
940f335a 1765 check_asm ebx_available '"":::"%ebx"'
8e380710 1766
d7f0920b 1767 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1768 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1769 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1770
1771 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1772
d52481b9 1773 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1774 enabled x86_64 && append YASMFLAGS "-m amd64"
1775 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1776 case "$objformat" in
1777 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1778 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1779 *) append YASMFLAGS "-DPREFIX" ;;
1780 esac
1781 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1782fi
1783
87ea51e0
LB
1784# check for assembler specific support
1785
5b6c2cbd 1786enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1787enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1788
57bd82d4
MR
1789# check for SIMD availability
1790
115329f1 1791# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1792if enabled altivec; then
3ed1a2ee
DB
1793 check_cflags -maltivec -mabi=altivec &&
1794 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1795 check_cflags -faltivec
b6e52719 1796
0182fee8 1797 # check if our compiler supports Motorola AltiVec C API
497237c7 1798 check_cc <<EOF || disable altivec
dcd479c0 1799$inc_altivec_h
a9a07762
MN
1800int main(void) {
1801 vector signed int v1, v2, v3;
1802 v1 = vec_add(v2,v3);
1803 return 0;
1804}
1805EOF
b006b26c
DB
1806
1807 # check if our compiler supports braces for vector declarations
80a61f08 1808 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1809$inc_altivec_h
80a61f08 1810int main (void) { (vector int) {1}; return 0; }
b006b26c 1811EOF
a9a07762 1812fi
ab6c65f6 1813
b4e806b2 1814# We have to check if pld is a nop and disable it.
a2fc0f6a 1815enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1816enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1817enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1818enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1819enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1820enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1821enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1822enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1823enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1824
0f010b2f 1825enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1826
57bd82d4
MR
1827# ---
1828# big/little-endian test
9eebe687
MR
1829check_cc <<EOF || die "endian test failed"
1830unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1831EOF
d04d9e16 1832od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1833
a3999908 1834# ---
3d204385
NK
1835# check availability of some header files
1836
a98bb16d
RP
1837if check_func dlopen; then
1838 ldl=
1839elif check_func dlopen -ldl; then
1840 ldl=-ldl
8bf5d58f
MN
1841fi
1842
7483e694
DB
1843check_func fork
1844check_func gethrtime
1845check_func getrusage
094c09bb 1846check_func inet_aton $network_extralibs
7483e694
DB
1847check_func memalign
1848check_func mkstemp
1f91cdce 1849check_func posix_memalign
b507ebd1 1850check_func_headers io.h setmode
2446d3d6 1851check_func_headers windows.h GetProcessTimes
6ffa87d3 1852
e16e49ac 1853check_header conio.h
a98bb16d
RP
1854check_header dlfcn.h
1855check_header malloc.h
bf6ce82d 1856check_header poll.h
b58412f1 1857check_header sys/mman.h
b091aa44 1858check_header sys/resource.h
bf6ce82d 1859check_header sys/select.h
a98bb16d 1860check_header termios.h
272081b0
CEH
1861check_header vdpau/vdpau.h
1862check_header vdpau/vdpau_x11.h
68178ca9 1863check_header X11/extensions/XvMClib.h
a98bb16d 1864
1f91cdce
RP
1865if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1866 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1867fi
e16e49ac 1868
a4fa192c 1869disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1870disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1871
1872# check for some common methods of building with pthread support
1873# do this before the optional library checks as some of them require pthreads
1874if enabled pthreads; then
9e7fd101
MR
1875 if check_func pthread_create; then
1876 :
1877 elif check_func pthread_create -pthread; then
1878 add_cflags -pthread
afc9aee2 1879 add_extralibs -pthread
9e7fd101
MR
1880 elif check_func pthread_create -pthreads; then
1881 add_cflags -pthreads
afc9aee2 1882 add_extralibs -pthreads
8d94f606
GT
1883 elif check_func pthread_create -lpthreadGC2; then
1884 add_extralibs -lpthreadGC2
9e7fd101
MR
1885 elif ! check_lib pthread.h pthread_create -lpthread; then
1886 die "ERROR: can't find pthreads library"
1887 fi
57bd82d4
MR
1888fi
1889
8eee7025 1890for thread in $THREADS_LIST; do
e5f94c2b 1891 if enabled $thread; then
3ae3b721
RP
1892 test -n "$thread_type" &&
1893 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1894 thread_type="$thread"
e5f94c2b
RP
1895 fi
1896done
1897
fdf88598
MR
1898check_lib math.h sin -lm
1899
a33cab3a 1900# test for C99 functions in math.h
7b04b8a0 1901for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1902 check_exec <<EOF && enable $func || disable $func
f32adb22 1903#include <math.h>
a33cab3a 1904int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1905EOF
a33cab3a 1906done
f32adb22 1907
57bd82d4 1908# these are off by default, so fail if requested and not available
79fda097 1909enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1910enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1911enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1912enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1913 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1914 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1915enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1916enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1917enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1918enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1919enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1920enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1921 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1922enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1923enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1924enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1925enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1926 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1927 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1928enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1929enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1930
0b4a1821
AS
1931# libdc1394 check
1932if enabled libdc1394; then
1933 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1934 enable libdc1394_2; } ||
1935 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1936 enable libdc1394_1; } ||
1937 die "ERROR: No version of libdc1394 found "
1938fi
1939
1940
c13e1abd
FH
1941_restrict=
1942for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1943 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1944void foo(char * $restrict_keyword p);
1945EOF
c13e1abd
FH
1946done
1947
703afd07 1948test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1949
4f854758 1950if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1951 disable vhook
fbb9d104 1952 echo
b0268cc0 1953 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1954 echo "Patches welcome."
1955 echo
1956fi
1957
8d923001
MR
1958if enabled vhook; then
1959 check_ldflags -rdynamic
1960 check_ldflags -export-dynamic
1961fi
bfd2edeb 1962
eea50282
MR
1963check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1964check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1965
a86b921c 1966##########################################
29799f8b 1967# SDL check
a86b921c 1968
497237c7
RP
1969disable sdl_too_old
1970disable sdl
6a1a892f 1971SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1972if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1973 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1974 temp_cflags $sdl_cflags
dcd479c0 1975 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1976 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1977 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1978 if test "$_sdlversion" -lt 121 ; then
497237c7 1979 enable sdl_too_old
dcd479c0 1980 else
497237c7 1981 enable sdl
225e21ef 1982 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1983#include <SDL.h>
d6773f56 1984int main(int argc, char **argv){
29f3b38a
MR
1985 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1986 int w = vi->current_w;
1987 return 0;
1988}
1989EOF
dcd479c0
MR
1990 fi
1991 fi
29f3b38a 1992 restore_flags
c3f6b472 1993fi
57bd82d4 1994
2270b4b2 1995texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1996
7a91333f 1997##########################################
73b46a95
RP
1998# Network check
1999
2000if enabled network; then
96000432 2001 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2002 # Prefer arpa/inet.h over winsock2
2003 if check_header arpa/inet.h ; then
2004 check_func closesocket
2005 elif check_header winsock2.h ; then
ea10ddde 2006 network_extralibs="-lws2_32"
72be9e73 2007 check_type ws2tcpip.h socklen_t
2446d3d6 2008 check_func_headers winsock2.h closesocket
73b46a95
RP
2009 fi
2010fi
2011
2012##########################################
29799f8b 2013# IPv6 check
7a91333f 2014
497237c7 2015enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2016#include <sys/types.h>
2017#include <sys/socket.h>
2018#include <netinet/in.h>
2019#include <netdb.h>
db817cf3 2020int main(void) {
7483e694
DB
2021 struct sockaddr_storage saddr;
2022 struct ipv6_mreq mreq6;
2023 getaddrinfo(0,0,0,0);
2024 getnameinfo(0,0,0,0,0,0,0);
2025 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2026}
2027EOF
2028
06e31011
RP
2029check_header linux/videodev.h
2030check_header linux/videodev2.h
1b6e8b73 2031check_header sys/videoio.h
47f38850 2032
2446d3d6 2033check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2034
f8aa696f 2035# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2036{ check_header dev/bktr/ioctl_meteor.h &&
2037 check_header dev/bktr/ioctl_bt848.h; } ||
2038{ check_header machine/ioctl_meteor.h &&
2039 check_header machine/ioctl_bt848.h; } ||
2040{ check_header dev/video/meteor/ioctl_meteor.h &&
2041 check_header dev/video/bktr/ioctl_bt848.h; } ||
2042check_header dev/ic/bt8xx.h
f8aa696f 2043
c7682de0
RP
2044check_header sys/soundcard.h
2045check_header soundcard.h
deb29777 2046
7483e694 2047# deal with the X11 frame grabber
56a059ac 2048enabled x11grab &&
f58f4ce1
GP
2049check_header X11/Xlib.h &&
2050check_header X11/extensions/XShm.h &&
2051check_func XOpenDisplay -lX11 &&
06eab4ba 2052check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2053
40bcf4c7 2054enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2055
2056# add some useful compiler flags if supported
2057check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2058check_cflags -Wall
2059check_cflags -Wno-switch
c07bd6a9
MN
2060check_cflags -Wdisabled-optimization
2061check_cflags -Wpointer-arith
2062check_cflags -Wredundant-decls
cc1fb623 2063check_cflags -Wno-pointer-sign
f4929996 2064check_cflags -Wcast-qual
9aceb3cf 2065check_cflags -Wwrite-strings
652a5bf6 2066check_cflags -Wtype-limits
764551c6 2067check_cflags -Wundef
5af4e0cc 2068enabled extra_warnings && check_cflags -Winline
cf9d24ad 2069
57bd82d4 2070# add some linker flags
5c0e9479 2071check_ldflags -Wl,--warn-common
8351d2ba
DB
2072check_ldflags -Wl,--as-needed
2073check_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 2074check_ldflags -Wl,-Bsymbolic
94a3401e 2075
bd2216e4
MR
2076if enabled small; then
2077 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2078 optimizations="small"
2079elif enabled optimizations; then
3dddba4b 2080 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2081 add_cflags -O5
2082 add_ldflags -O5
cf9d24ad 2083 else
0f010b2f 2084 add_cflags -O3
cf9d24ad 2085 fi
cddf3f45 2086fi
11fdbc44 2087check_cflags -fno-math-errno
b2eb2ff0 2088check_cflags -fno-signed-zeros
cddf3f45 2089
504a64b9 2090# add some flags for Intel C Compiler
0c45cd07 2091if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2092 # Just warnings, no remarks
2093 check_cflags -w1
2094 # -wd: Disable following warnings
2095 # 144, 167, 556: -Wno-pointer-sign
2096 # 10006: ignoring unknown option -fno-signed-zeros
2097 # 10156: ignoring option '-W'; no argument required
2098 check_cflags -wd144,167,556,10006,10156
2099 # 11030: Warning unknown option --as-needed
2100 # 10156: ignoring option '-export'; no argument required
2101 check_ldflags -wd10156,11030
907eb3b5
CEH
2102 # Allow to compile with optimizations
2103 check_ldflags -march=$cpu
504a64b9
CEH
2104fi
2105
80581e98 2106# PIC flags for shared library objects where they are needed
5af4e0cc 2107if enabled shared; then
569cb218
MR
2108 # LIBOBJFLAGS may have already been set in the OS configuration
2109 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2110 case "${subarch-$arch}" in
b6bd7268 2111 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2112 esac
2113 fi
80581e98
MN
2114fi
2115
90be59ef 2116if enabled gprof; then
0f010b2f
DB
2117 add_cflags -p
2118 add_ldflags -p
1db54e20
DB
2119fi
2120
3b26ee47 2121VHOOKCFLAGS="-fPIC"
18451f7d 2122
7f3c02fc 2123# Find out if the .align argument is a power of two or not.
9377b6ce 2124check_asm asmalign_pot '".align 3"'
4454dc1b 2125
7483e694
DB
2126enabled_any $DECODER_LIST && enable decoders
2127enabled_any $ENCODER_LIST && enable encoders
2128enabled_any $BSF_LIST && enable bsfs
2129enabled_any $DEMUXER_LIST && enable demuxers
2130enabled_any $MUXER_LIST && enable muxers
f7679c54 2131enabled_any $FILTER_LIST && enable filters
7483e694
DB
2132enabled_any $INDEV_LIST && enable demuxers
2133enabled_any $OUTDEV_LIST && enable muxers
2134enabled_any $PROTOCOL_LIST && enable protocols
2135
2136enabled_any $THREADS_LIST && enable threads
2137
2138check_deps $CONFIG_LIST \
b6bb00b0 2139 $CONFIG_EXTRA \
7483e694
DB
2140 $HAVE_LIST \
2141 $DECODER_LIST \
2142 $ENCODER_LIST \
2143 $PARSER_LIST \
2144 $BSF_LIST \
2145 $DEMUXER_LIST \
2146 $MUXER_LIST \
f7679c54 2147 $FILTER_LIST \
7483e694
DB
2148 $INDEV_LIST \
2149 $OUTDEV_LIST \
2150 $PROTOCOL_LIST \
f70f03f6 2151
3e89171a 2152echo "install prefix $prefix"
f36958f8
DB
2153echo "source path $source_path"
2154echo "C compiler $cc"
bfd5afd8 2155echo ".align is power-of-two $asmalign_pot"
f36958f8 2156echo "ARCH $arch ($cpu)"
ce8871c2
MR
2157if test "$build_suffix" != ""; then
2158 echo "build suffix $build_suffix"
eb94aca9 2159fi
ac63af34
DB
2160if test "$extra_version" != ""; then
2161 echo "version string suffix $extra_version"
2162fi
0db2ce77 2163echo "big-endian ${bigendian-no}"
5b6c2cbd 2164if enabled x86; then
af44e8e4 2165 echo "yasm ${yasm-no}"
0db2ce77 2166 echo "MMX enabled ${mmx-no}"
30e98e62 2167 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2168 echo "3DNow! enabled ${amd3dnow-no}"
1bb04d5a 2169 echo "SSE enabled ${sse-no}"
30e98e62 2170 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2171 echo "CMOV enabled ${cmov-no}"
2172 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2173 echo "EBX available ${ebx_available-no}"
2174 echo "EBP available ${ebp_available-no}"
e41e8342 2175fi
5b6c2cbd 2176if enabled arm; then
0db2ce77
MR
2177 echo "ARMv5TE enabled ${armv5te-no}"
2178 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2179 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2180 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2181 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2182 echo "NEON enabled ${neon-no}"
eba9ae3c 2183fi
5b6c2cbd 2184if enabled mips; then
0db2ce77 2185 echo "MMI enabled ${mmi-no}"
e41e8342 2186fi
5b6c2cbd 2187if enabled ppc; then
0db2ce77 2188 echo "AltiVec enabled ${altivec-no}"
30e98e62 2189 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2190 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2191 echo "performance report ${powerpc_perf-no}"
2192fi
2193if enabled sparc; then
2194 echo "VIS enabled ${vis-no}"
e41e8342 2195fi
0db2ce77
MR
2196echo "gprof enabled ${gprof-no}"
2197echo "debug symbols ${debug-no}"
87a0fb62 2198echo "strip symbols ${stripping-no}"
8400d6b8 2199echo "optimizations ${optimizations-no}"
0db2ce77
MR
2200echo "static ${static-no}"
2201echo "shared ${shared-no}"
4a24ab64 2202echo "postprocessing support ${postproc-no}"
13ca50f3 2203echo "software scaler enabled ${swscale-no}"
f7679c54 2204echo "new filter support ${avfilter-no}"
81124ba0 2205echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2206echo "video hooking ${vhook-no}"
90be59ef 2207if enabled vhook; then
0db2ce77
MR
2208 echo "Imlib2 support ${imlib2-no}"
2209 echo "FreeType support ${freetype2-no}"
68892110 2210fi
0db2ce77 2211echo "network support ${network-no}"
90be59ef 2212if enabled network; then
0db2ce77 2213 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2214fi
0db2ce77
MR
2215echo "threading support ${thread_type-no}"
2216echo "SDL support ${sdl-no}"
90be59ef 2217if enabled sdl_too_old; then
bfd5afd8
DB
2218 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2219fi
0db2ce77
MR
2220echo "Sun medialib support ${mlib-no}"
2221echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2222echo "libamr-nb support ${libamr_nb-no}"
2223echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2224echo "libdc1394 support ${libdc1394-no}"
690bfceb 2225echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2226echo "libfaac enabled ${libfaac-no}"
2227echo "libfaad enabled ${libfaad-no}"
7e0871a7 2228echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2229echo "libgsm enabled ${libgsm-no}"
2230echo "libmp3lame enabled ${libmp3lame-no}"
2231echo "libnut enabled ${libnut-no}"
f7cd9eed 2232echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2233echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2234echo "libtheora enabled ${libtheora-no}"
2235echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2236echo "libx264 enabled ${libx264-no}"
2237echo "libxvid enabled ${libxvid-no}"
272081b0 2238echo "vdpau enabled ${vdpau-no}"
0db2ce77 2239echo "zlib enabled ${zlib-no}"
f402916e 2240echo "bzlib enabled ${bzlib-no}"
2c62e737 2241echo
de6d9b64 2242
f7679c54 2243for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2244 echo "Enabled ${type}s:"
f65c9da1 2245 eval list=\$$(toupper $type)_LIST
8138b9db 2246 for part in $list; do
f65c9da1
MR
2247 enabled $part && echo ${part%_*}
2248 done | sort | pr -3 -t
2249 echo
8138b9db
RP
2250done
2251
ba321adb
JK
2252license="LGPL"
2253if enabled nonfree; then
2254 license="unredistributable"
2255elif enabled gpl; then
2256 license="GPL"
2257fi
2258
2259echo "License: $license"
ca5323af 2260
cf1392e9
DB
2261echo "Creating config.mak and config.h..."
2262
29799f8b
DB
2263echo "# Automatically generated by configure - do not modify!" > config.mak
2264echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2265echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2266echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2267echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2268echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2269
d921f03f 2270echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2271echo "prefix=$prefix" >> config.mak
22a324da
DB
2272echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2273echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2274echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2275echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2276echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2277echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2278echo "CC=$cc" >> config.mak
304d586d 2279echo "YASM=$yasmexe" >> config.mak
980fc7b8 2280echo "AR=$ar" >> config.mak
be7109c1 2281echo "RANLIB=$ranlib" >> config.mak
20369773 2282echo "LN_S=$ln_s" >> config.mak
87a0fb62 2283enabled stripping &&
3ae3b721 2284 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2285 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2286
a9b3f630 2287echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2288echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2289echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2290echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2291echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2292echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2293echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2294echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2295echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2296echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2297echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2298echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2299echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2300echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2301echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2302echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2303echo "SLIBSUF=$SLIBSUF" >> config.mak
2304echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2305echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2306echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2307echo "HOSTCC=$host_cc" >> config.mak
2308echo "HOSTCFLAGS=$host_cflags" >> config.mak
2309echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2310echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2311echo "TARGET_EXEC=$target_exec" >> config.mak
2312echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2313
90be59ef 2314if enabled bigendian; then
7483e694
DB
2315 echo "WORDS_BIGENDIAN=yes" >> config.mak
2316 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2317fi
44161118 2318
90be59ef 2319if enabled sdl; then
7483e694
DB
2320 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2321 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2322fi
90be59ef 2323if enabled texi2html; then
7483e694 2324 echo "BUILD_DOC=yes" >> config.mak
146ea952 2325fi
5a872801 2326
719c8e00
MR
2327get_version(){
2328 name=$1
2329 file=$source_path/$2
147e7692
MR
2330 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2331 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2332 lcname=$(tolower $name)
2333 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2334 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2335}
2336
147e7692
MR
2337get_version LIBSWSCALE libswscale/swscale.h
2338get_version LIBPOSTPROC libpostproc/postprocess.h
2339get_version LIBAVCODEC libavcodec/avcodec.h
2340get_version LIBAVDEVICE libavdevice/avdevice.h
2341get_version LIBAVFORMAT libavformat/avformat.h
2342get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2343get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2344
5af4e0cc 2345if enabled shared; then
7483e694
DB
2346 echo "BUILD_SHARED=yes" >> config.mak
2347 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2348 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2349 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2350 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2351 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2352 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2353 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2354 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2355 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2356fi
d7e27559 2357echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2358echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2359
7b5e8a27
DB
2360echo "ARCH=$arch" >> config.mak
2361
3d907e22
MR
2362print_config ARCH_ $TMPH config.mak $ARCH_LIST
2363print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2364print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2365 $CONFIG_EXTRA \
7483e694
DB
2366 $DECODER_LIST \
2367 $ENCODER_LIST \
2368 $PARSER_LIST \
2369 $BSF_LIST \
2370 $DEMUXER_LIST \
2371 $MUXER_LIST \
f7679c54 2372 $FILTER_LIST \
7483e694
DB
2373 $PROTOCOL_LIST \
2374 $INDEV_LIST \
2375 $OUTDEV_LIST \
8ac17293 2376
c13e1abd
FH
2377echo "#define restrict $_restrict" >> $TMPH
2378
bd2216e4 2379if enabled small; then
7483e694 2380 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2381fi
2382
997baf01
MR
2383echo "SRC_PATH=\"$source_path\"" >> config.mak
2384echo "SRC_PATH_BARE=$source_path" >> config.mak
2385echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2386
8156056e 2387# Apparently it's not possible to portably echo a backslash.
3ae3b721 2388enabled asmalign_pot &&
7483e694 2389 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2390 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2391
b4d96ba2 2392echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2393
9c05103f
DB
2394echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2395
b7860763 2396# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2397cmp -s $TMPH config.h &&
2398 echo "config.h is unchanged" ||
2399 mv -f $TMPH config.h
3d204385 2400
cea0ac52 2401rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2402
165af439 2403# build tree in object directory if source path is different from current one
90be59ef 2404if enabled source_path_used; then
165af439 2405 DIRS="\
7483e694
DB
2406 doc \
2407 libavcodec \
2408 libavcodec/alpha \
a2fc0f6a 2409 libavcodec/arm \
7483e694 2410 libavcodec/bfin \
7483e694
DB
2411 libavcodec/mlib \
2412 libavcodec/ppc \
2413 libavcodec/sh4 \
2414 libavcodec/sparc \
a6493a8f 2415 libavcodec/x86 \
52a9cf34 2416 libavdevice \
f7679c54 2417 libavfilter \
7483e694
DB
2418 libavformat \
2419 libavutil \
2420 libpostproc \
2421 libswscale \
2422 tests \
2423 tools \
2424 vhook \
2425 "
165af439 2426 FILES="\
7483e694
DB
2427 Makefile \
2428 common.mak \
71c61f62 2429 subdir.mak \
7483e694
DB
2430 doc/texi2pod.pl \
2431 libavcodec/Makefile \
52a9cf34 2432 libavdevice/Makefile \
f7679c54 2433 libavfilter/Makefile \
7483e694
DB
2434 libavformat/Makefile \
2435 libavutil/Makefile \
2436 libpostproc/Makefile \
2437 libswscale/Makefile \
2438 "
165af439 2439 for dir in $DIRS ; do
7483e694 2440 mkdir -p $dir
165af439
MR
2441 done
2442 for f in $FILES ; do
20369773 2443 $ln_s "$source_path/$f" $f
165af439
MR
2444 done
2445fi
def4272a 2446
def4272a 2447
d0674868 2448# build pkg-config files
def4272a 2449
d0674868
DB
2450pkgconfig_generate(){
2451name=$1
b0dfd108 2452shortname=${name#lib}${build_suffix}
d0674868
DB
2453comment=$2
2454version=$3
2455libs=$4
2456requires=$5
25cd5cb3 2457cat <<EOF > $name/$name.pc
3e89171a 2458prefix=$prefix
a94e666c 2459exec_prefix=\${prefix}
f2b7382c 2460libdir=$libdir
7622778e 2461includedir=$incdir
def4272a 2462
d0674868
DB
2463Name: $name
2464Description: $comment
2465Version: $version
5dcfe9f8
AH
2466Requires: $(disabled shared && echo $requires)
2467Requires.private: $(enabled shared && echo $requires)
def4272a 2468Conflicts:
12701f6e
AH
2469Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2470Libs.private: $(enabled shared && echo $libs)
76a448ed 2471Cflags: -I\${includedir}
def4272a 2472EOF
25cd5cb3 2473cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2474prefix=
2475exec_prefix=
46d1ff83 2476libdir=\${pcfiledir}
1d44d365 2477includedir=${source_path}
def4272a 2478
d0674868
DB
2479Name: $name
2480Description: $comment
2481Version: $version
2482Requires: $requires
def4272a 2483Conflicts:
12701f6e 2484Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2485Cflags: -I\${includedir}
2486EOF
d0674868 2487}
def4272a 2488
e426941d 2489pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2490pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2491pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2492pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2493enabled avfilter &&
46983309 2494 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2495enabled postproc &&
e426941d 2496 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2497if enabled swscale; then
e426941d 2498 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2499else
46983309 2500 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2501 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2502fi