Add missing #includes to fix 'make checkheaders'.
[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]"
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94 echo " --disable-network disable network support [no]"
95 echo " --disable-ipv6 disable IPv6 support [no]"
96 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
97 echo " --enable-gray enable full grayscale support (slower color)"
242e2270 98 echo " --enable-fastdiv enable table-based division"
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99 echo " --enable-small optimize for size instead of speed"
100 echo " --disable-aandct disable AAN DCT code"
101 echo " --disable-fft disable FFT code"
102 echo " --disable-golomb disable Golomb code"
103 echo " --disable-mdct disable MDCT code"
68602540 104 echo " --disable-rdft disable RDFT code"
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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]"
9a77d59a 161 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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162 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
163 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
164 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 165 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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166 echo " native implementation exists [no]"
167 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 168 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 169 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 170 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 171 echo " --enable-zlib enable zlib [autodetect]"
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172 echo ""
173 echo "Advanced options (experts only):"
174 echo " --source-path=PATH path to source code [$source_path]"
175 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 176 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 177 echo " --target-os=OS compiler targets OS [$target_os]"
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178 echo " --target-exec=CMD command to run executables on target"
179 echo " --target-path=DIR path to view of build directory on target"
89641463 180 echo " --nm=NM use nm tool"
15396d5c 181 echo " --cc=CC use C compiler CC [$cc_default]"
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182 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
183 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
184 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
185 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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186 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
187 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
188 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 189 echo " --extra-version=STRING version string suffix []"
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190 echo " --build-suffix=SUFFIX library name suffix []"
191 echo " --arch=ARCH select architecture [$arch]"
192 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 193 echo " instruction selection, may crash on older CPUs)"
2b4c3615 194 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 195 echo " (requires enabling PMC)"
4f50c3d5 196 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 197 echo " --disable-amd3dnow disable 3DNow! optimizations"
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198 echo " --disable-mmx disable MMX optimizations"
199 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 200 echo " --disable-sse disable SSE optimizations"
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201 echo " --disable-ssse3 disable SSSE3 optimizations"
202 echo " --disable-armv5te disable armv5te optimizations"
203 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 204 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 205 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 206 echo " --disable-iwmmxt disable iwmmxt optimizations"
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207 echo " --disable-mmi disable MMI optimizations"
208 echo " --disable-neon disable neon optimizations"
209 echo " --disable-vis disable VIS optimizations"
7595a5e4 210 echo " --disable-yasm disable use of yasm assembler"
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211 echo
212 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 213 echo " --disable-debug disable debugging symbols"
b7d49373 214 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 215 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 216 echo " --disable-optimizations disable compiler optimizations"
0a622b98 217 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 218 echo " --disable-stripping disable stripping of executables and shared libraries"
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219 echo ""
220 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 221 exit 0
74c53c2d 222}
cf9d24ad 223
57bd82d4 224log(){
2270b4b2 225 echo "$@" >> $logfile
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226}
227
720c69da 228log_file(){
c8e9f801 229 log BEGIN $1
2270b4b2 230 pr -n -t $1 >> $logfile
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231 log END $1
232}
233
2ba042a7 234echolog(){
c8e9f801 235 log "$@"
57bd82d4 236 echo "$@"
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237}
238
239die(){
240 echolog "$@"
241 cat <<EOF
242If you think configure made a mistake, make sure you are using the latest
243version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 244ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 245EOF
e155a21a 246 if disabled logging; then
2ba042a7 247 cat <<EOF
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248Rerun configure with logging enabled (do not use --disable-logging), and
249include the log this produces with your report.
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250EOF
251 else
252cat <<EOF
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253Include the log file "$logfile" produced by configure as this will help
254solving the problem.
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255EOF
256 fi
cea0ac52 257 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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258 exit 1
259}
260
6c6007d6 261# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 262toupper(){
6c6007d6 263 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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264}
265
4a5444db 266tolower(){
6c6007d6 267 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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268}
269
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270c_escape(){
271 echo "$*" | sed 's/["\\]/\\\0/g'
272}
273
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274set_all(){
275 value=$1
276 shift
277 for var in $*; do
278 eval $var=$value
279 done
280}
281
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282set_weak(){
283 value=$1
284 shift
285 for var; do
286 eval : \${$var:=$value}
287 done
288}
289
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290pushvar(){
291 for var in $*; do
292 eval level=\${${var}_level:=0}
293 eval ${var}_${level}="\$$var"
294 eval ${var}_level=$(($level+1))
295 done
296}
297
298popvar(){
299 for var in $*; do
300 eval level=\${${var}_level:-0}
301 test $level = 0 && continue
302 eval level=$(($level-1))
303 eval $var="\${${var}_${level}}"
304 eval ${var}_level=$level
305 eval unset ${var}_${level}
306 done
307}
308
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309enable(){
310 set_all yes $*
311}
312
313disable(){
314 set_all no $*
315}
316
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317enable_weak(){
318 set_weak yes $*
319}
320
321disable_weak(){
322 set_weak no $*
323}
324
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325do_enable_deep(){
326 for var; do
327 enabled $var && continue
328 eval sel="\$${var}_select"
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329 eval sgs="\$${var}_suggest"
330 pushvar var sgs
f9d328da 331 enable_deep $sel
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332 popvar sgs
333 enable_deep_weak $sgs
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334 popvar var
335 done
336}
337
338enable_deep(){
339 do_enable_deep $*
340 enable $*
341}
342
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343enable_deep_weak(){
344 do_enable_deep $*
345 enable_weak $*
346}
347
57bd82d4 348enabled(){
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349 test "${1#!}" = "$1" && op== || op=!=
350 eval test "x\$${1#!}" $op "xyes"
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351}
352
37970ebf 353disabled(){
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354 test "${1#!}" = "$1" && op== || op=!=
355 eval test "x\$${1#!}" $op "xno"
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356}
357
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358enabled_all(){
359 for opt; do
360 enabled $opt || return 1
361 done
362}
363
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364disabled_all(){
365 for opt; do
366 disabled $opt || return 1
367 done
368}
369
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370enabled_any(){
371 for opt; do
372 enabled $opt && return 0
373 done
374}
375
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376disabled_any(){
377 for opt; do
378 disabled $opt && return 0
379 done
f7b230a7 380 return 1
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381}
382
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383set_default(){
384 for opt; do
88268e94 385 eval : \${$opt:=\$${opt}_default}
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386 done
387}
388
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389is_in(){
390 value=$1
391 shift
392 for var in $*; do
393 [ $var = $value ] && return 0
394 done
395 return 1
396}
397
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398check_deps(){
399 for cfg; do
3250003c 400 cfg="${cfg#!}"
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401 enabled ${cfg}_checking && die "Circular dependency for $cfg."
402 disabled ${cfg}_checking && continue
403 enable ${cfg}_checking
404
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405 eval dep_all="\$${cfg}_deps"
406 eval dep_any="\$${cfg}_deps_any"
7ef3425f 407 eval dep_sel="\$${cfg}_select"
c510c7b5 408 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 409
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410 pushvar cfg dep_all dep_any dep_sel dep_sgs
411 check_deps $dep_all $dep_any $dep_sel $dep_sgs
412 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 413
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414 enabled_all $dep_all || disable $cfg
415 enabled_any $dep_any || disable $cfg
7ef3425f 416 disabled_any $dep_sel && disable $cfg
799c9e9b 417
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418 if enabled $cfg; then
419 eval dep_extralibs="\$${cfg}_extralibs"
420 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 421 enable_deep $dep_sel
c510c7b5 422 enable_deep_weak $dep_sgs
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423 fi
424
799c9e9b 425 disable ${cfg}_checking
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426 done
427}
428
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429print_config(){
430 pfx=$1
431 header=$2
432 makefile=$3
433 shift 3
434 for cfg; do
3d907e22 435 ucname="`toupper $cfg`"
44161118 436 if enabled $cfg; then
3d907e22 437 echo "#define ${pfx}${ucname} 1" >> $header
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438 echo "${pfx}${ucname}=yes" >> $makefile
439 else
b250f9c6 440 echo "#define ${pfx}${ucname} 0" >> $header
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441 fi
442 done
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443}
444
445flags_saved(){
2270b4b2 446 (: ${SAVE_CFLAGS?}) 2> /dev/null
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447}
448
dcd479c0 449save_flags(){
57bd82d4 450 flags_saved && return
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451 SAVE_CFLAGS="$CFLAGS"
452 SAVE_LDFLAGS="$LDFLAGS"
453 SAVE_extralibs="$extralibs"
454}
455
456restore_flags(){
f5d28d10 457 flags_saved || return
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458 CFLAGS="$SAVE_CFLAGS"
459 LDFLAGS="$SAVE_LDFLAGS"
460 extralibs="$SAVE_extralibs"
461 unset SAVE_CFLAGS
462 unset SAVE_LDFLAGS
463 unset SAVE_extralibs
464}
465
466temp_cflags(){
467 save_flags
468 CFLAGS="$CFLAGS $*"
469}
470
471temp_ldflags(){
472 save_flags
473 LDFLAGS="$LDFLAGS $*"
474}
475
476temp_extralibs(){
477 save_flags
478 extralibs="$extralibs $*"
479}
480
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481append(){
482 var=$1
483 shift
484 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
485 eval "$var=\"\$$var $*\""
486}
487
488add_cflags(){
489 append CFLAGS "$@"
490}
491
492add_ldflags(){
493 append LDFLAGS "$@"
494}
495
496add_extralibs(){
497 append extralibs "$@"
498}
499
b0cfb663 500check_cmd(){
b3cb5d51 501 log "$@"
2270b4b2 502 "$@" >> $logfile 2>&1
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503}
504
dcd479c0 505check_cc(){
57bd82d4 506 log check_cc "$@"
2270b4b2 507 cat > $TMPC
720c69da 508 log_file $TMPC
b0cfb663 509 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
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510}
511
512check_cpp(){
513 log check_cpp "$@"
2270b4b2 514 cat > $TMPC
720c69da 515 log_file $TMPC
b0cfb663 516 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
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517}
518
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519check_asm(){
520 log check_asm "$@"
521 name="$1"
522 asm="$2"
523 shift 2
524 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 525void foo(void){ __asm__ volatile($asm); }
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526EOF
527}
528
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529check_yasm(){
530 log check_yasm "$@"
531 echo "$1" > $TMPS
532 log_file $TMPS
533 shift 1
534 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
535}
536
dcd479c0 537check_ld(){
57bd82d4 538 log check_ld "$@"
0607887f 539 check_cc || return
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540 flags=''
541 libs=''
542 for f; do
543 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
544 done
545 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
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546}
547
548check_cflags(){
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549 log check_cflags "$@"
550 check_cc "$@" <<EOF && add_cflags "$@"
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551int x;
552EOF
553}
554
555check_ldflags(){
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556 log check_ldflags "$@"
557 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 558int main(void){ return 0; }
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559EOF
560}
561
562check_header(){
57bd82d4 563 log check_header "$@"
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564 header=$1
565 shift
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566 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
567 disable $var
568 check_cpp "$@" <<EOF && enable $var
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569#include <$header>
570int x;
571EOF
572}
573
574check_func(){
57bd82d4 575 log check_func "$@"
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576 func=$1
577 shift
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578 disable $func
579 check_ld "$@" <<EOF && enable $func
dcd479c0 580extern int $func();
c23a0ac8 581int main(void){ $func(); }
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582EOF
583}
584
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585check_func_headers(){
586 log check_func_headers "$@"
f8d7b072
MR
587 headers=$1
588 func=$2
589 shift 2
590 disable $func
591 incs=""
592 for hdr in $headers; do
593 incs="$incs
594#include <$hdr>"
595 done
596 check_ld "$@" <<EOF && enable $func
597$incs
d6773f56 598int main(int argc, char **argv){
f8d7b072
MR
599 (void) $func;
600 return 0;
601}
602EOF
603}
604
a5344cf7
SS
605check_cpp_condition(){
606 log check_cpp_condition "$@"
607 header=$1
608 condition=$2
609 check_cpp <<EOF
610#include <$header>
611#if !($condition)
612#error "unsatisfied condition: $condition"
613#endif
614EOF
615}
616
57bd82d4
MR
617check_lib(){
618 log check_lib "$@"
619 header="$1"
620 func="$2"
621 shift 2
fcfcde17
MR
622 temp_extralibs "$@"
623 check_header $header && check_func $func && add_extralibs "$@"
624 err=$?
625 restore_flags
626 return $err
57bd82d4
MR
627}
628
f8d7b072
MR
629check_lib2(){
630 log check_lib2 "$@"
631 headers="$1"
632 func="$2"
633 shift 2
634 temp_extralibs "$@"
2446d3d6 635 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
636 err=$?
637 restore_flags
638 return $err
639}
640
dcd479c0 641check_exec(){
2270b4b2 642 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
643}
644
7dfef245
MR
645check_exec_crash(){
646 code=`cat`
647
648 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
649 # are safe but may not be available everywhere. Thus we use
650 # raise(SIGTERM) instead. The check is run in a subshell so we
651 # can redirect the "Terminated" message from the shell. SIGBUS
652 # is not defined by standard C so it is used conditionally.
653
2270b4b2 654 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
655#include <signal.h>
656static void sighandler(int sig){
657 raise(SIGTERM);
658}
e5af4a11 659int main(void){
7dfef245
MR
660 signal(SIGILL, sighandler);
661 signal(SIGFPE, sighandler);
662 signal(SIGSEGV, sighandler);
663#ifdef SIGBUS
664 signal(SIGBUS, sighandler);
665#endif
666 { $code }
667}
668EOF
669}
670
72be9e73
DY
671check_type(){
672 log check_type "$@"
673 headers=$1
674 type=$2
675 shift 2
676 disable $type
677 incs=""
678 for hdr in $headers; do
679 incs="$incs
680#include <$hdr>"
681 done
682 check_cc "$@" <<EOF && enable $type
683$incs
684$type v;
685EOF
686}
687
57bd82d4
MR
688require(){
689 name="$1"
690 header="$2"
691 func="$3"
692 shift 3
693 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
694}
695
f8d7b072
MR
696require2(){
697 name="$1"
698 headers="$2"
699 func="$3"
700 shift 3
701 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
702}
703
eea50282
MR
704check_foo_config(){
705 cfg=$1
706 pkg=$2
707 header=$3
708 func=$4
709 shift 4
710 disable $cfg
711 check_cmd ${pkg}-config --version
712 err=$?
713 if test "$err" = 0; then
714 temp_cflags `${pkg}-config --cflags`
715 temp_extralibs `${pkg}-config --libs`
716 check_lib "$@" $header $func && enable $cfg
717 fi
718 return $err
719}
720
c505dd31
MR
721apply(){
722 file=$1
723 shift
724 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
725}
726
dcd61286
DB
727# CONFIG_LIST contains configurable options, while HAVE_LIST is for
728# system-dependent things.
729
4a0d6686
AJ
730COMPONENT_LIST="
731 bsfs
732 decoders
733 demuxers
734 encoders
3cde40aa 735 filters
c552605c 736 indevs
4a0d6686 737 muxers
c552605c 738 outdevs
4a0d6686
AJ
739 parsers
740 protocols
741"
742
743CONFIG_LIST="
744 $COMPONENT_LIST
e8ed9b7a 745 aandct
f7679c54
VS
746 avfilter
747 avfilter_lavf
c88f5d72
MR
748 avisynth
749 beos_netserver
f402916e 750 bzlib
27a9466b 751 fastdiv
c88f5d72
MR
752 ffmpeg
753 ffplay
754 ffserver
1848f7d9 755 fft
4f034993 756 golomb
c88f5d72 757 gpl
ecfc4f44 758 gprof
d8d0d0b2 759 gray
3abe5fbd 760 hardcoded_tables
c88f5d72 761 ipv6
f5a756ef
DB
762 libamr_nb
763 libamr_wb
f7b8bffe 764 libdc1394
690bfceb 765 libdirac
2eed5a46
DB
766 libfaac
767 libfaad
768 libfaadbin
c88f5d72 769 libgsm
6ebe07fb 770 libmp3lame
c88f5d72 771 libnut
9a77d59a 772 libopenjpeg
f7cd9eed 773 libschroedinger
ae14f311 774 libspeex
150d2772 775 libtheora
c88f5d72 776 libvorbis
1cc60c47
DB
777 libx264
778 libxvid
47a158cb 779 mdct
c88f5d72 780 memalign_hack
a8150374 781 mlib
c88f5d72
MR
782 mpegaudio_hp
783 network
3fe142e2 784 nonfree
4a24ab64 785 postproc
2b4c3615 786 powerpc_perf
68602540 787 rdft
2e35e684 788 shared
bd2216e4 789 small
2e35e684 790 static
13ca50f3 791 swscale
272081b0 792 vdpau
c88f5d72 793 vhook
56a059ac 794 x11grab
c88f5d72 795 zlib
4a0d6686 796"
c88f5d72 797
8eee7025
DB
798THREADS_LIST='
799 beosthreads
d22e8442 800 os2threads
8eee7025
DB
801 pthreads
802 w32threads
803'
804
3f5b56e5
MR
805ARCH_LIST='
806 alpha
a2fc0f6a 807 arm
3f5b56e5
MR
808 bfin
809 ia64
810 m68k
811 mips
812 parisc
79cb09b2 813 ppc
3f5b56e5
MR
814 s390
815 sh4
816 sparc
817 sparc64
818 x86
819 x86_32
820 x86_64
821'
822
823ARCH_EXT_LIST='
1ac9331a 824 altivec
3bf96eec 825 amd3dnow
1ac9331a 826 armv5te
edab3048 827 armv6
ab5cb084 828 armv6t2
f55b299a 829 armvfp
3f5b56e5
MR
830 iwmmxt
831 mmi
832 mmx
d7f0920b 833 mmx2
6b18d278 834 neon
799fde37 835 ppc4xx
1bb04d5a 836 sse
9eeed841 837 ssse3
bd9d34a0 838 vis
3f5b56e5
MR
839'
840
841HAVE_LIST="
842 $ARCH_EXT_LIST
843 $THREADS_LIST
35fd8122 844 alsa_asoundlib_h
3f5b56e5 845 altivec_h
c9fdab0d 846 arpa_inet_h
6bd859d6 847 bswap
ecf97f22 848 closesocket
1ac9331a 849 cmov
e16e49ac 850 conio_h
c88f5d72 851 dcbzl
f8aa696f
DB
852 dev_bktr_ioctl_bt848_h
853 dev_bktr_ioctl_meteor_h
854 dev_ic_bt8xx_h
855 dev_video_meteor_ioctl_meteor_h
856 dev_video_bktr_ioctl_bt848_h
18b67ae5 857 dlfcn_h
c88f5d72 858 dlopen
bc574408 859 dos_paths
245626d0
DB
860 ebp_available
861 ebx_available
c2a29455 862 fast_64bit
7073e9fc 863 fast_cmov
7b829d2a 864 fast_unaligned
9d99cc5a 865 fork
c88f5d72 866 freetype2
da9e86f8 867 gethrtime
4e68cb8a 868 GetProcessTimes
66be5b45 869 getrusage
c88f5d72 870 imlib2
2e1913b1 871 inet_aton
61d251db 872 inline_asm
0b4a1821
AS
873 libdc1394_1
874 libdc1394_2
a33cab3a
MK
875 llrint
876 lrint
c88f5d72 877 lrintf
f8aa696f
DB
878 machine_ioctl_bt848_h
879 machine_ioctl_meteor_h
c88f5d72
MR
880 malloc_h
881 memalign
6ffa87d3 882 mkstemp
b4e806b2 883 pld
1f91cdce 884 posix_memalign
9cafbd6c 885 ppc64
a33cab3a
MK
886 round
887 roundf
c88f5d72
MR
888 sdl
889 sdl_video_size
b507ebd1 890 setmode
72be9e73 891 socklen_t
deb29777 892 soundcard_h
f8cda19e 893 poll_h
b58412f1 894 sys_mman_h
b091aa44 895 sys_resource_h
81644c2e 896 sys_select_h
deb29777 897 sys_soundcard_h
1b6e8b73 898 sys_videoio_h
d3a4b4e0 899 ten_operands
e16e49ac 900 termios_h
b265431e 901 threads
7b04b8a0 902 truncf
6ff3f3e7 903 winsock2_h
304d586d 904 yasm
0cb78cef 905"
44161118 906
b6bb00b0
MR
907# options emitted with CONFIG_ prefix but not available on command line
908CONFIG_EXTRA="
909 fft_mmx
40b509b3 910 oldscaler
b6bb00b0
MR
911"
912
520cc7f1 913CMDLINE_SELECT="
3f5b56e5 914 $ARCH_EXT_LIST
520cc7f1 915 $CONFIG_LIST
8eee7025 916 $THREADS_LIST
db6107b6 917 cross_compile
520cc7f1
MR
918 debug
919 extra_warnings
8c6afa4d 920 logging
d2bbb2f7 921 optimizations
87a0fb62 922 stripping
7595a5e4 923 yasm
520cc7f1 924"
426be5dc
DB
925
926PATHS_LIST='
d156bede 927 bindir
14a8acf1 928 datadir
26759c44
MR
929 incdir
930 libdir
26759c44
MR
931 mandir
932 prefix
933 shlibdir
426be5dc
DB
934'
935
936CMDLINE_SET="
937 $PATHS_LIST
938 arch
939 build_suffix
940 cc
941 cpu
942 cross_prefix
ac63af34 943 extra_version
9da6609f
MR
944 host_cc
945 host_cflags
946 host_ldflags
947 host_libs
426be5dc 948 logfile
89641463 949 nm
26759c44 950 source_path
a7ada2ba 951 target_exec
26759c44 952 target_os
a7ada2ba 953 target_path
426be5dc 954"
520cc7f1 955
912f3148
DB
956# code dependency declarations
957
9eeed841 958# architecture extensions
79cb09b2 959altivec_deps="ppc"
3bf96eec 960amd3dnow_deps="mmx"
a2fc0f6a
MR
961armv5te_deps="arm"
962armv6_deps="arm"
ab5cb084 963armv6t2_deps="arm"
a2fc0f6a
MR
964armvfp_deps="arm"
965iwmmxt_deps="arm"
e241ba14 966mmi_deps="mips"
9eeed841 967mmx_deps="x86"
75aa95a6 968mmx2_deps="mmx"
a2fc0f6a 969neon_deps="arm"
799fde37 970ppc4xx_deps="ppc"
75aa95a6
DB
971sse_deps="mmx"
972ssse3_deps="sse"
bd9d34a0 973vis_deps="sparc"
9eeed841 974
b6bb00b0
MR
975# common features
976fft_suggest="fft_mmx"
977fft_mmx_deps="mmx yasm"
40b509b3 978oldscaler_deps="!swscale"
b6bb00b0 979
912f3148 980# decoders / encoders
47a158cb 981aac_decoder_select="fft mdct"
d8d12c15 982ac3_decoder_deps="gpl"
47a158cb
MR
983ac3_decoder_select="fft mdct"
984atrac3_decoder_select="fft mdct"
4f034993 985cavs_decoder_select="golomb"
47a158cb 986cook_decoder_select="fft mdct"
2eef7c62 987cscd_decoder_suggest="zlib"
47a158cb 988dca_decoder_select="fft mdct"
e8ed9b7a 989dnxhd_encoder_select="aandct"
2eef7c62 990dxa_decoder_select="zlib"
406ab5cc 991eac3_decoder_deps="gpl"
47a158cb 992eac3_decoder_select="fft mdct"
e8ed9b7a 993eatgq_decoder_select="aandct"
4f034993
MR
994ffv1_decoder_select="golomb"
995flac_decoder_select="golomb"
996flac_encoder_select="golomb"
2eef7c62
AJ
997flashsv_decoder_select="zlib"
998flashsv_encoder_select="zlib"
e8ed9b7a
DB
999flv_encoder_select="aandct"
1000h261_encoder_select="aandct"
1001h263_encoder_select="aandct"
1002h263p_encoder_select="aandct"
4f034993 1003h264_decoder_select="golomb"
369122dd 1004h264_vdpau_decoder_deps="vdpau"
47a158cb 1005imc_decoder_select="fft mdct"
4f034993
MR
1006jpegls_decoder_select="golomb"
1007jpegls_encoder_select="golomb"
e8ed9b7a 1008ljpeg_encoder_select="aandct"
4f034993 1009loco_decoder_select="golomb"
e8ed9b7a
DB
1010mjpeg_encoder_select="aandct"
1011mpeg1video_encoder_select="aandct"
1012mpeg2video_encoder_select="aandct"
1013mpeg4_encoder_select="aandct"
d37edddc 1014mpeg_vdpau_decoder_deps="vdpau"
2b324225 1015mpeg1_vdpau_decoder_deps="vdpau"
8f6f050a 1016mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1017msmpeg4v1_encoder_select="aandct"
1018msmpeg4v2_encoder_select="aandct"
1019msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1020nellymoser_decoder_select="fft mdct"
1021nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1022png_decoder_select="zlib"
1023png_encoder_select="zlib"
63cae55d 1024qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1025rv10_encoder_select="aandct"
1026rv20_encoder_select="aandct"
4f034993
MR
1027shorten_decoder_select="golomb"
1028sonic_decoder_select="golomb"
1029sonic_encoder_select="golomb"
1030sonic_ls_encoder_select="golomb"
1031svq3_decoder_select="golomb"
bee2eac5 1032svq3_decoder_suggest="zlib"
2eef7c62
AJ
1033tiff_decoder_suggest="zlib"
1034tiff_encoder_suggest="zlib"
1035tscc_decoder_select="zlib"
c5b42f4a 1036vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1037vorbis_decoder_select="fft mdct"
1038vorbis_encoder_select="fft mdct"
1039wmav1_decoder_select="fft mdct"
1040wmav1_encoder_select="fft mdct"
1041wmav2_decoder_select="fft mdct"
1042wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1043wmv1_encoder_select="aandct"
1044wmv2_encoder_select="aandct"
c5b42f4a 1045wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1046zlib_decoder_select="zlib"
1047zlib_encoder_select="zlib"
1048zmbv_decoder_select="zlib"
1049zmbv_encoder_select="zlib"
30fd06be 1050
912f3148 1051# external libraries
f5a756ef
DB
1052libamr_nb_decoder_deps="libamr_nb"
1053libamr_nb_encoder_deps="libamr_nb"
1054libamr_wb_decoder_deps="libamr_wb"
1055libamr_wb_encoder_deps="libamr_wb"
1b71f045 1056libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1057libdirac_encoder_deps="libdirac"
c9171a83 1058libfaac_encoder_deps="libfaac"
69ddbd1d 1059libfaad_decoder_deps="libfaad"
4ec45764 1060libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1061libgsm_decoder_deps="libgsm"
1062libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1063libgsm_ms_decoder_deps="libgsm"
1064libgsm_ms_encoder_deps="libgsm"
1cc60c47 1065libmp3lame_encoder_deps="libmp3lame"
9a77d59a 1066libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1067libschroedinger_decoder_deps="libschroedinger"
1068libschroedinger_encoder_deps="libschroedinger"
ae14f311 1069libspeex_decoder_deps="libspeex"
150d2772 1070libtheora_encoder_deps="libtheora"
b0caf888 1071libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1072libx264_encoder_deps="libx264"
1073libxvid_encoder_deps="libxvid"
13566c31 1074mpeg4aac_decoder_deps="libfaad"
272081b0 1075vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1076
912f3148 1077# demuxers / muxers
03a76ba9 1078ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1079alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1080alsa_demuxer_extralibs="-lasound"
1081alsa_muxer_deps="alsa_asoundlib_h"
1082alsa_muxer_extralibs="-lasound"
50383e88 1083audio_beos_demuxer_deps="audio_beos"
4ec45764 1084audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1085audio_beos_muxer_deps="audio_beos"
4ec45764 1086audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1087avisynth_demuxer_deps="avisynth"
73483024 1088bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1089dirac_demuxer_deps="dirac_parser"
fe9bb347 1090dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1091libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1092libnut_demuxer_deps="libnut"
1093libnut_muxer_deps="libnut"
2eef7c62
AJ
1094matroska_demuxer_suggest="zlib bzlib"
1095mov_demuxer_suggest="zlib"
4bd8e17c 1096mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1097oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1098oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1099redir_demuxer_deps="network"
8eb793c4 1100rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1101rtsp_demuxer_deps="sdp_demuxer"
1102sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1103v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1104v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1105vfwcap_demuxer_deps="capCreateCaptureWindow"
1106vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1107x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1108x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1109
912f3148 1110# protocols
c08fb000
AB
1111http_protocol_deps="network"
1112rtp_protocol_deps="udp_protocol"
1113tcp_protocol_deps="network"
1114udp_protocol_deps="network"
1115
f7679c54 1116# filters
81124ba0 1117movie_filter_deps="avfilter_lavf"
f7679c54 1118
912f3148 1119# programs
fa859b4d 1120ffplay_deps="sdl"
6ad42348 1121ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1122ffserver_extralibs='$ldl'
1123vhook_extralibs='$ldl'
a2830dca 1124
912f3148 1125
de6d9b64 1126# default parameters
8a608357 1127
2ba042a7 1128logfile="config.err"
8a608357
MR
1129
1130# installation paths
c9d19248
MR
1131prefix_default="/usr/local"
1132bindir_default='${prefix}/bin'
14a8acf1 1133datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1134incdir_default='${prefix}/include'
1135libdir_default='${prefix}/lib'
1136mandir_default='${prefix}/share/man'
1137shlibdir_default="$libdir_default"
8a608357
MR
1138
1139# toolchain
11e6d03a 1140ar="ar"
13c7df3d 1141cc_default="gcc"
9da6609f 1142host_cc_default="gcc"
11e6d03a 1143ln_s="ln -sf"
89641463 1144nm_default="nm"
11e6d03a 1145objformat="elf"
be7109c1 1146ranlib="ranlib"
0f3cb305 1147strip="strip"
11e6d03a 1148yasmexe="yasm"
8a608357
MR
1149
1150# machine
cc6a90dd 1151arch=`uname -m`
38d0a8aa 1152cpu="generic"
8a608357 1153
8a608357 1154# OS
4f854758 1155target_os=$(tolower $(uname -s))
8a608357 1156
8a608357 1157# configurable options
497237c7 1158enable debug
497237c7
RP
1159enable ffmpeg
1160enable ffplay
1161enable ffserver
1162enable ipv6
497237c7
RP
1163enable mpegaudio_hp
1164enable network
40b509b3 1165enable oldscaler
8400d6b8 1166enable optimizations
497237c7 1167enable protocols
530dc538 1168enable static
87a0fb62 1169enable stripping
8a608357
MR
1170vhook="default"
1171
8a608357 1172# build settings
11a9d3e8 1173add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1174SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1175VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1176FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1177LIBPREF="lib"
1178LIBSUF=".a"
c5f14466
RP
1179FULLNAME='$(NAME)$(BUILDSUF)'
1180LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1181SLIBPREF="lib"
1182SLIBSUF=".so"
c5f14466 1183SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1184SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1185SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1186LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1187
9da6609f
MR
1188host_cflags='-O3 -g -Wall'
1189host_libs='-lm'
1190
a7ada2ba
MR
1191target_path='.'
1192
0d7dca36
DB
1193# gcc stupidly only outputs the basename of targets with -MM, but we need the
1194# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1195DEPEND_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 1196
c597172e
MR
1197# find source path
1198source_path="`dirname \"$0\"`"
497237c7 1199enable source_path_used
c597172e
MR
1200if test -z "$source_path" -o "$source_path" = "." ; then
1201 source_path="`pwd`"
497237c7 1202 disable source_path_used
c597172e
MR
1203else
1204 source_path="`cd \"$source_path\"; pwd`"
1205 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1206 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1207fi
1208
c597172e
MR
1209FFMPEG_CONFIGURATION="$@"
1210
73ef8980
MR
1211find_things(){
1212 thing=$1
1213 pattern=$2
1214 file=$source_path/$3
932ccf39 1215 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1216}
1217
1218ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1219DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1220PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1221BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1222MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1223DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1224OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1225INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1226PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1227FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1228
7483e694
DB
1229enable $ARCH_EXT_LIST \
1230 $DECODER_LIST \
1231 $ENCODER_LIST \
1232 $PARSER_LIST \
1233 $BSF_LIST \
1234 $DEMUXER_LIST \
1235 $MUXER_LIST \
f7679c54 1236 $FILTER_LIST \
7483e694
DB
1237 $PROTOCOL_LIST \
1238 $INDEV_LIST \
1239 $OUTDEV_LIST \
c597172e
MR
1240
1241die_unknown(){
1242 echo "Unknown option \"$1\"."
1243 echo "See $0 --help for available options."
1244 exit 1
1245}
1246
794f8e97 1247show_list() {
bf0c4afa
RP
1248 suffix=_$1
1249 shift
1250 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1251 exit 0
1252}
1253
c597172e 1254for opt do
7483e694
DB
1255 optval="${opt#*=}"
1256 case "$opt" in
0f010b2f 1257 --extra-cflags=*) add_cflags $optval
7483e694 1258 ;;
0f010b2f 1259 --extra-ldflags=*) add_ldflags $optval
7483e694 1260 ;;
0f010b2f 1261 --extra-libs=*) add_extralibs $optval
7483e694 1262 ;;
8fb1cb58 1263 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1264 ;;
40bcf4c7
BL
1265 --enable-debug=*) debuglevel="$optval"
1266 ;;
7483e694
DB
1267 --enable-*=*|--disable-*=*)
1268 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1269 case "$thing" in
81124ba0 1270 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1271 *) die_unknown "$opt" ;;
1272 esac
1273 ;;
1274 --enable-?*|--disable-?*)
1275 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1276 if is_in $option $COMPONENT_LIST; then
1277 eval $action \$$(toupper ${option%s})_LIST
1278 elif is_in $option $CMDLINE_SELECT; then
1279 $action $option
1280 else
1281 die_unknown $opt
1282 fi
7483e694
DB
1283 ;;
1284 --list-*)
1285 NAME="${opt#--list-}"
1286 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1287 NAME=${NAME%s}
1288 eval show_list $NAME \$$(toupper $NAME)_LIST
1289 ;;
1290 --help|-h) show_help
1291 ;;
1292 *)
884a36a7 1293 optname="${opt%%=*}"
26759c44
MR
1294 optname="${optname#--}"
1295 optname=$(echo "$optname" | sed 's/-/_/g')
1296 is_in $optname $CMDLINE_SET || die_unknown $opt
1297 eval $optname='$optval'
7483e694
DB
1298 ;;
1299 esac
c597172e
MR
1300done
1301
bcea99bb
MR
1302disabled logging && logfile=/dev/null
1303
1304echo "# $0 $@" > $logfile
1305set >> $logfile
1306
9da6609f
MR
1307test -n "$cross_prefix" && enable cross_compile
1308
adb2b908 1309ar="${cross_prefix}${ar}"
11e6d03a 1310cc_default="${cross_prefix}${cc_default}"
20e0ed95 1311nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1312ranlib="${cross_prefix}${ranlib}"
1313strip="${cross_prefix}${strip}"
1314
89641463 1315set_default cc nm
9da6609f
MR
1316enabled cross_compile || host_cc_default=$cc
1317set_default host_cc
13c7df3d 1318
c0f5b7f1
MR
1319case $target_os in
1320 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) EXESUF=.exe ;;
1321esac
1322
e4e69e0b 1323# set temporary file name
a49d42c2 1324: ${TMPDIR:=$TEMPDIR}
c51fafa1 1325: ${TMPDIR:=$TMP}
a49d42c2 1326: ${TMPDIR:=/tmp}
e4e69e0b 1327
a49d42c2
MR
1328TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1329TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1330TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1331TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1332TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1333TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1334
993f2d0f
MR
1335# make sure we can execute files in $TMPDIR
1336cat > $TMPSH 2>> $logfile <<EOF
1337#! /bin/sh
1338EOF
1339chmod +x $TMPSH >> $logfile 2>&1
1340if ! $TMPSH >> $logfile 2>&1; then
1341 cat <<EOF
1342Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1343variable to another directory and make sure that it is not mounted noexec.
1344EOF
1345 die "Sanity test failed."
1346fi
1347rm $TMPSH
1348
1349# compiler sanity check
1350check_exec <<EOF
1351int main(void){ return 0; }
1352EOF
1353if test "$?" != 0; then
1354 echo "$cc is unable to create an executable file."
1355 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1356 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1357 echo "Only do this if you know what cross compiling means."
1358 fi
1359 die "C compiler test failed."
1360fi
1361
e9b9a2f8
MN
1362check_cflags -std=c99
1363
b24dbcbd
RP
1364case "$arch" in
1365 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1366 arch="x86"
1367 subarch="x86_32"
b24dbcbd
RP
1368 enable fast_unaligned
1369 ;;
1370 x86_64|amd64)
62045d48
DB
1371 arch="x86"
1372 subarch="x86_32"
34b37f86
DM
1373 enable cmov
1374 enable fast_cmov
b24dbcbd 1375 enable fast_unaligned
62045d48 1376 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1377 int test[sizeof(char*) - 7];
1378EOF
1379 ;;
b24dbcbd 1380 arm|armv[4567]*l)
a2fc0f6a 1381 arch="arm"
b24dbcbd
RP
1382 ;;
1383 alpha)
1384 arch="alpha"
1385 enable fast_64bit
c0a02a3e 1386 check_cflags -mieee
b24dbcbd
RP
1387 ;;
1388 "Power Macintosh"|ppc|powerpc)
79cb09b2 1389 arch="ppc"
aa8bc0f1 1390 enable fast_unaligned
b24dbcbd
RP
1391 ;;
1392 ppc64)
79cb09b2 1393 arch="ppc"
b24dbcbd 1394 enable fast_64bit
aa8bc0f1 1395 enable fast_unaligned
b24dbcbd 1396 ;;
de3a1240 1397 mips|mipsel|IP*)
b24dbcbd
RP
1398 arch="mips"
1399 ;;
de3a1240
DB
1400 mips64)
1401 arch="mips"
1402 enable fast_64bit
1403 ;;
b24dbcbd 1404 sun4u|sparc64)
62045d48
DB
1405 arch="sparc"
1406 subarch="sparc64"
b24dbcbd
RP
1407 enable fast_64bit
1408 ;;
1409 sparc)
1410 arch="sparc"
1411 ;;
61597a98 1412 sh4|sh)
b24dbcbd
RP
1413 arch="sh4"
1414 ;;
61597a98 1415 parisc|hppa)
b24dbcbd
RP
1416 arch="parisc"
1417 ;;
61597a98 1418 parisc64|hppa64)
b24dbcbd
RP
1419 arch="parisc"
1420 enable fast_64bit
1421 ;;
1422 s390|s390x)
1423 arch="s390"
1424 ;;
1425 m68k)
1426 arch="m68k"
1427 ;;
1428 ia64)
1429 arch="ia64"
1430 enable fast_64bit
1431 ;;
1432 bfin)
1433 arch="bfin"
1434 ;;
1435 *)
1436 arch="unknown"
1437 ;;
1438esac
1439
62045d48 1440enable $arch $subarch
b24dbcbd 1441
7483e694 1442# OS specific
4f854758 1443case $target_os in
7483e694 1444 beos|haiku|zeta)
c9d19248 1445 prefix_default="$HOME/config"
7483e694 1446 # helps building libavcodec
0f010b2f 1447 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1448 # 3 gcc releases known for BeOS, each with ugly bugs
1449 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1450 case "$gcc_version" in
1451 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1452 disable mmx
1453 ;;
1454 *20010315*) echo "BeBits gcc"
0f010b2f 1455 add_cflags -fno-expensive-optimizations
7483e694
DB
1456 ;;
1457 esac
7483e694
DB
1458 SHFLAGS=-nostart
1459 # enable BeOS things
1460 enable audio_beos
1461 # no need for libm, but the inet stuff
1462 # Check for BONE
1463 # XXX: actually should check for NOT net_server
78fe7631 1464 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1465 network_extralibs="-lbind -lsocket"
1466 else
1467 enable beos_netserver
1468 network_extralibs="-lnet"
1469 fi ;;
1470 sunos)
1471 FFSERVERLDFLAGS=""
9987769a 1472 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1473 network_extralibs="-lsocket -lnsl"
e193c74e 1474 add_cflags -D__EXTENSIONS__
7483e694
DB
1475 ;;
1476 netbsd)
1477 oss_demuxer_extralibs="-lossaudio"
1478 oss_muxer_extralibs="-lossaudio"
1479 ;;
1480 openbsd)
1481 disable need_memalign
1482 LIBOBJFLAGS='$(PIC)'
7483e694 1483 SHFLAGS='-shared'
7483e694
DB
1484 oss_demuxer_extralibs="-lossaudio"
1485 oss_muxer_extralibs="-lossaudio"
1486 ;;
1487 freebsd)
1488 disable need_memalign
1489 ;;
1490 bsd/os)
1491 osextralibs="-lpoll -lgnugetopt"
1492 strip="strip -d"
1493 ;;
1494 darwin)
1495 disable need_memalign
0138c54e 1496 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1497 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1498 strip="strip -x"
1499 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1500 SLIBSUF=".dylib"
1501 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1502 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1503 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1504 objformat="macho"
1b0f6fb8 1505 enabled x86_64 && objformat="macho64"
7483e694
DB
1506 ;;
1507 mingw32*)
4f854758 1508 target_os=mingw32
dcc01c06 1509 LIBTARGET=i386
1fc9fb8a 1510 if enabled x86_64; then
dcc01c06
RP
1511 disable need_memalign
1512 LIBTARGET=x64
1513 fi
fbd971a4 1514 shlibdir_default="$bindir_default"
7483e694
DB
1515 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1516 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1517 if enabled swscale; then
7483e694
DB
1518 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1519 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1520 fi
1521 disable ffserver
1522 SLIBPREF=""
1523 SLIBSUF=".dll"
7483e694
DB
1524 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1525 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1526 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1527 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1528 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1529 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1530 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1531 objformat="win32"
bc574408 1532 enable dos_paths
b1549d61 1533 if ! enabled x86_64; then
f7ad5aa2
RP
1534 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1535 die "ERROR: MinGW runtime version must be >= 3.15."
1536 enabled_any avisynth vfwcap_demuxer &&
1537 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1538 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1539 fi
7483e694
DB
1540 ;;
1541 cygwin*)
4f854758 1542 target_os=cygwin
fbd971a4 1543 shlibdir_default="$bindir_default"
7483e694
DB
1544 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1545 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1546 if enabled swscale; then
7483e694
DB
1547 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1548 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1549 fi
7483e694
DB
1550 SLIBPREF="cyg"
1551 SLIBSUF=".dll"
1552 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1553 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1554 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1555 objformat="win32"
bc574408 1556 enable dos_paths
7483e694 1557 ;;
4f365f37 1558 *-dos|freedos|opendos)
4f365f37
MK
1559 disable ffplay ffserver vhook
1560 disable $INDEV_LIST $OUTDEV_LIST
1561 network_extralibs="-lsocket"
ff1c015d 1562 objformat="coff"
bc574408 1563 enable dos_paths
4f365f37 1564 ;;
7483e694 1565 linux)
7483e694
DB
1566 enable dv1394
1567 ;;
1568 irix*)
4f854758 1569 target_os=irix
7483e694
DB
1570 ranlib="echo ignoring ranlib"
1571 ;;
d22e8442 1572 os/2*)
d22e8442
DY
1573 strip="lxlite"
1574 ln_s="cp -f"
d22e8442 1575 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1576 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1577 FFSERVERLDFLAGS=""
287d3b13 1578 LIBSUF="_s.a"
d22e8442
DY
1579 SLIBPREF=""
1580 SLIBSUF=".dll"
1581 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1582 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1583 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1584 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1585 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1586 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1587 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1588 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1589 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1590 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1591 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1592 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1593 disable vhook
bc574408 1594 enable dos_paths
d22e8442 1595 ;;
269820f1
PR
1596 interix)
1597 disable vhook
1598 ;;
d22e8442 1599
7483e694 1600 *)
4f924f9a 1601 die "Unknown OS '$target_os'."
7483e694
DB
1602 ;;
1603esac
1604
c9d19248
MR
1605set_default $PATHS_LIST
1606
c597172e 1607add_extralibs $osextralibs
de6d9b64 1608
28d8e661
DB
1609# Combine FFLDFLAGS and the LDFLAGS environment variable.
1610LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1611
320d060a 1612# we need to build at least one lib type
93b3c083 1613if ! enabled_any static shared; then
320d060a
DB
1614 cat <<EOF
1615At least one library type must be built.
1616Specify --enable-static to build the static libraries or --enable-shared to
1617build the shared libraries as well. To only build the shared libraries specify
1618--disable-static in addition to --enable-shared.
1619EOF
1620 exit 1;
1621fi
1622
abc4e572 1623disabled static && LIBNAME=""
2a320695 1624
a2234ceb
RP
1625if enabled_any libfaad libfaadbin ; then
1626 if check_header faad.h; then
295b8c70 1627 check_cc <<EOF
a2234ceb
RP
1628#include <faad.h>
1629#ifndef FAAD2_VERSION
1630ok faad1
1631#endif
db817cf3 1632int main(void) { return 0; }
a2234ceb
RP
1633EOF
1634 test $? = 0 && enable libfaad2
1635 else
ff3dac65 1636 die "FAAD test failed."
a2234ceb
RP
1637 fi
1638fi
1639
1640
93b3c083 1641if ! enabled gpl; then
54118497
RP
1642 die_gpl_disabled(){
1643 name=$1
1644 shift
1645 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1646 }
4a24ab64 1647 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1648 die_gpl_disabled "libx264" libx264
1649 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1650 die_gpl_disabled "FAAD2" libfaad2
1651 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1652 die_gpl_disabled "The software scaler" swscale
ebb810d9 1653fi
b2e3c528 1654
3fe142e2
DB
1655if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1656 die "libamr is nonfree and --enable-nonfree is not specified."
1657fi
1658
9eeed841 1659check_deps $ARCH_EXT_LIST
0f3cb305 1660
5d323602
MR
1661test -z "$need_memalign" && need_memalign="$mmx"
1662
cf9d24ad 1663#Darwin CC versions
4f854758 1664if test $target_os = darwin; then
3dddba4b 1665 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1666 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1667 else
0f010b2f
DB
1668 add_cflags -pipe
1669 check_cflags -force_cpusubtype_ALL
1670 check_cflags -Wno-sign-compare
f946a9a4 1671 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1672 fi
2a1a6b64
MN
1673fi
1674
40617a6d 1675disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1676
a4adb608 1677# Add processor-specific flags
38d0a8aa 1678if test $cpu != "generic"; then
bc8ec47b
MR
1679 warn_altivec(){
1680 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1681 }
38d0a8aa 1682 case $cpu in
bb270c08 1683 601|ppc601|PowerPC601)
0f010b2f 1684 add_cflags -mcpu=601
bc8ec47b 1685 warn_altivec enabled PPC601
bb270c08
DB
1686 ;;
1687 603*|ppc603*|PowerPC603*)
0f010b2f 1688 add_cflags -mcpu=603
bc8ec47b 1689 warn_altivec enabled PPC603
bb270c08
DB
1690 ;;
1691 604*|ppc604*|PowerPC604*)
0f010b2f 1692 add_cflags -mcpu=604
bc8ec47b 1693 warn_altivec enabled PPC604
bb270c08
DB
1694 ;;
1695 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1696 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1697 warn_altivec enabled PPC75x
bb270c08
DB
1698 ;;
1699 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1700 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1701 warn_altivec disabled PPC745x
bb270c08
DB
1702 ;;
1703 74*|ppc74*|PowerPC74*)
0f010b2f 1704 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1705 warn_altivec disabled PPC74xx
bb270c08
DB
1706 ;;
1707 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1708 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1709 warn_altivec disabled PPC970
9cafbd6c 1710 enable ppc64
bb270c08 1711 ;;
e07e357d 1712 Cell|CELL|cell)
0f010b2f 1713 add_cflags -mcpu=cell
e07e357d 1714 warn_altivec disabled Cell
9cafbd6c 1715 enable ppc64
e07e357d 1716 ;;
e7768fc5
GP
1717 # targets that do NOT support conditional mov (cmov)
1718 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1719 add_cflags -march=$cpu
497237c7 1720 disable cmov
e7768fc5
GP
1721 ;;
1722 # targets that do support conditional mov (cmov)
416519dd 1723 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1724 add_cflags -march=$cpu
497237c7
RP
1725 enable cmov
1726 enable fast_cmov
94e4c3a3
GP
1727 ;;
1728 # targets that do support conditional mov but on which it's slow
800a5a19 1729 pentium4|pentium4m|prescott|nocona)
0f010b2f 1730 add_cflags -march=$cpu
497237c7
RP
1731 enable cmov
1732 disable fast_cmov
bb270c08 1733 ;;
d7b34d08 1734 sparc64)
0f010b2f 1735 add_cflags -mcpu=v9
d7b34d08 1736 ;;
f2e49553 1737 arm11*|cortex*)
0f010b2f 1738 add_cflags -mcpu=$cpu
f2e49553
MR
1739 enable fast_unaligned
1740 ;;
0223bd6f 1741 armv*)
0f010b2f 1742 add_cflags -march=$cpu
0223bd6f 1743 ;;
f2e49553 1744 arm*)
0f010b2f 1745 add_cflags -mcpu=$cpu
6b19786b 1746 ;;
1cd11856
MR
1747 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1748 add_cflags -mcpu=$cpu
1749 ;;
bb270c08 1750 *)
7483e694 1751 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1752 ;;
a4adb608
MN
1753 esac
1754fi
1755
b4d96ba2
MR
1756check_cc <<EOF || die "Symbol mangling check failed."
1757int ff_extern;
1758EOF
2f05d9c1 1759sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1760extern_prefix=${sym%%ff_extern*}
1761
61d251db
MR
1762check_asm inline_asm '""'
1763
9eeed841 1764if enabled x86; then
44965991
PI
1765 # check whether EBP is available on x86
1766 # As 'i' is stored on the stack, this program will crash
1767 # if the base pointer is used to access it because the
1768 # base pointer is cleared in the inline assembly code.
7dfef245 1769 check_exec_crash <<EOF && enable ebp_available
44965991 1770 volatile int i=0;
be449fca 1771 __asm__ volatile (
44965991
PI
1772 "xorl %%ebp, %%ebp"
1773 ::: "%ebp");
1774 return i;
44965991
PI
1775EOF
1776
1777 # check wether EBX is available on x86
940f335a 1778 check_asm ebx_available '"":::"%ebx"'
8e380710 1779
d3a4b4e0
DB
1780 # check whether more than 10 operands are supported
1781 check_cc <<EOF && enable ten_operands
1782int main(void) {
1783 int x=0;
1784 __asm__ volatile(
1785 ""
1786 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1787 );
1788 return 0;
1789}
1790EOF
1791
d7f0920b 1792 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1793 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1794 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1795
1796 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1797
d52481b9 1798 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1799 enabled x86_64 && append YASMFLAGS "-m amd64"
1800 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1801 case "$objformat" in
1802 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1803 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1804 *) append YASMFLAGS "-DPREFIX" ;;
1805 esac
7595a5e4 1806 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1807fi
1808
87ea51e0
LB
1809# check for assembler specific support
1810
5b6c2cbd 1811enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1812enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1813
57bd82d4
MR
1814# check for SIMD availability
1815
115329f1 1816# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1817if enabled altivec; then
3ed1a2ee
DB
1818 check_cflags -maltivec -mabi=altivec &&
1819 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1820 check_cflags -faltivec
b6e52719 1821
0182fee8 1822 # check if our compiler supports Motorola AltiVec C API
497237c7 1823 check_cc <<EOF || disable altivec
dcd479c0 1824$inc_altivec_h
a9a07762
MN
1825int main(void) {
1826 vector signed int v1, v2, v3;
1827 v1 = vec_add(v2,v3);
1828 return 0;
1829}
1830EOF
b006b26c
DB
1831
1832 # check if our compiler supports braces for vector declarations
80a61f08 1833 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1834$inc_altivec_h
80a61f08 1835int main (void) { (vector int) {1}; return 0; }
b006b26c 1836EOF
a9a07762 1837fi
ab6c65f6 1838
b4e806b2 1839# We have to check if pld is a nop and disable it.
a2fc0f6a 1840enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1841enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1842enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1843enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1844enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1845enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1846enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1847enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1848enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1849
0f010b2f 1850enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1851
57bd82d4
MR
1852# ---
1853# big/little-endian test
9eebe687
MR
1854check_cc <<EOF || die "endian test failed"
1855unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1856EOF
d04d9e16 1857od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1858
a3999908 1859# ---
3d204385
NK
1860# check availability of some header files
1861
a98bb16d
RP
1862if check_func dlopen; then
1863 ldl=
1864elif check_func dlopen -ldl; then
1865 ldl=-ldl
8bf5d58f
MN
1866fi
1867
7483e694
DB
1868check_func fork
1869check_func gethrtime
1870check_func getrusage
094c09bb 1871check_func inet_aton $network_extralibs
7483e694
DB
1872check_func memalign
1873check_func mkstemp
1f91cdce 1874check_func posix_memalign
b507ebd1 1875check_func_headers io.h setmode
2446d3d6 1876check_func_headers windows.h GetProcessTimes
6ffa87d3 1877
e16e49ac 1878check_header conio.h
a98bb16d
RP
1879check_header dlfcn.h
1880check_header malloc.h
bf6ce82d 1881check_header poll.h
b58412f1 1882check_header sys/mman.h
b091aa44 1883check_header sys/resource.h
bf6ce82d 1884check_header sys/select.h
a98bb16d 1885check_header termios.h
272081b0
CEH
1886check_header vdpau/vdpau.h
1887check_header vdpau/vdpau_x11.h
68178ca9 1888check_header X11/extensions/XvMClib.h
a98bb16d 1889
1f91cdce
RP
1890if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1891 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1892fi
e16e49ac 1893
a4fa192c 1894disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1895disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1896
1897# check for some common methods of building with pthread support
1898# do this before the optional library checks as some of them require pthreads
1899if enabled pthreads; then
9e7fd101
MR
1900 if check_func pthread_create; then
1901 :
1902 elif check_func pthread_create -pthread; then
1903 add_cflags -pthread
afc9aee2 1904 add_extralibs -pthread
9e7fd101
MR
1905 elif check_func pthread_create -pthreads; then
1906 add_cflags -pthreads
afc9aee2 1907 add_extralibs -pthreads
8d94f606
GT
1908 elif check_func pthread_create -lpthreadGC2; then
1909 add_extralibs -lpthreadGC2
9e7fd101
MR
1910 elif ! check_lib pthread.h pthread_create -lpthread; then
1911 die "ERROR: can't find pthreads library"
1912 fi
57bd82d4
MR
1913fi
1914
8eee7025 1915for thread in $THREADS_LIST; do
e5f94c2b 1916 if enabled $thread; then
3ae3b721
RP
1917 test -n "$thread_type" &&
1918 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1919 thread_type="$thread"
e5f94c2b
RP
1920 fi
1921done
1922
fdf88598
MR
1923check_lib math.h sin -lm
1924
a33cab3a 1925# test for C99 functions in math.h
7b04b8a0 1926for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1927 check_exec <<EOF && enable $func || disable $func
f32adb22 1928#include <math.h>
a33cab3a 1929int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1930EOF
a33cab3a 1931done
f32adb22 1932
57bd82d4 1933# these are off by default, so fail if requested and not available
79fda097 1934enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1935enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1936enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1937enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1938 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1939 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1940enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1941enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1942enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1943enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1944enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3d6fac8c 1945enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
1946enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1947 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1948enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1949enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1950enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1951enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1952 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1953 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1954enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1955enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1956
0b4a1821
AS
1957# libdc1394 check
1958if enabled libdc1394; then
1959 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1960 enable libdc1394_2; } ||
1961 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1962 enable libdc1394_1; } ||
1963 die "ERROR: No version of libdc1394 found "
1964fi
1965
1966
c13e1abd
FH
1967_restrict=
1968for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1969 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1970void foo(char * $restrict_keyword p);
1971EOF
c13e1abd
FH
1972done
1973
703afd07 1974test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1975
4f854758 1976if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1977 disable vhook
fbb9d104 1978 echo
b0268cc0 1979 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1980 echo "Patches welcome."
1981 echo
1982fi
1983
8d923001
MR
1984if enabled vhook; then
1985 check_ldflags -rdynamic
1986 check_ldflags -export-dynamic
1987fi
bfd2edeb 1988
eea50282
MR
1989check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1990check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1991
a86b921c 1992##########################################
29799f8b 1993# SDL check
a86b921c 1994
497237c7
RP
1995disable sdl_too_old
1996disable sdl
6a1a892f 1997SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1998if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1999 sdl_cflags=`"${SDL_CONFIG}" --cflags`
2000 temp_cflags $sdl_cflags
dcd479c0 2001 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 2002 if check_lib2 SDL.h SDL_Init; then
dcd479c0 2003 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 2004 if test "$_sdlversion" -lt 121 ; then
497237c7 2005 enable sdl_too_old
dcd479c0 2006 else
497237c7 2007 enable sdl
225e21ef 2008 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2009#include <SDL.h>
d6773f56 2010int main(int argc, char **argv){
29f3b38a
MR
2011 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2012 int w = vi->current_w;
2013 return 0;
2014}
2015EOF
dcd479c0
MR
2016 fi
2017 fi
29f3b38a 2018 restore_flags
c3f6b472 2019fi
57bd82d4 2020
2270b4b2 2021texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2022
7a91333f 2023##########################################
73b46a95
RP
2024# Network check
2025
2026if enabled network; then
96000432 2027 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2028 # Prefer arpa/inet.h over winsock2
2029 if check_header arpa/inet.h ; then
2030 check_func closesocket
2031 elif check_header winsock2.h ; then
ea10ddde 2032 network_extralibs="-lws2_32"
72be9e73 2033 check_type ws2tcpip.h socklen_t
2446d3d6 2034 check_func_headers winsock2.h closesocket
73b46a95
RP
2035 fi
2036fi
2037
2038##########################################
29799f8b 2039# IPv6 check
7a91333f 2040
497237c7 2041enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2042#include <sys/types.h>
2043#include <sys/socket.h>
2044#include <netinet/in.h>
2045#include <netdb.h>
db817cf3 2046int main(void) {
7483e694
DB
2047 struct sockaddr_storage saddr;
2048 struct ipv6_mreq mreq6;
2049 getaddrinfo(0,0,0,0);
2050 getnameinfo(0,0,0,0,0,0,0);
2051 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2052}
2053EOF
2054
06e31011
RP
2055check_header linux/videodev.h
2056check_header linux/videodev2.h
1b6e8b73 2057check_header sys/videoio.h
47f38850 2058
2446d3d6 2059check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2060
f8aa696f 2061# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2062{ check_header dev/bktr/ioctl_meteor.h &&
2063 check_header dev/bktr/ioctl_bt848.h; } ||
2064{ check_header machine/ioctl_meteor.h &&
2065 check_header machine/ioctl_bt848.h; } ||
2066{ check_header dev/video/meteor/ioctl_meteor.h &&
2067 check_header dev/video/bktr/ioctl_bt848.h; } ||
2068check_header dev/ic/bt8xx.h
f8aa696f 2069
c7682de0
RP
2070check_header sys/soundcard.h
2071check_header soundcard.h
deb29777 2072
35fd8122
NG
2073check_header alsa/asoundlib.h &&
2074check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2075
7483e694 2076# deal with the X11 frame grabber
56a059ac 2077enabled x11grab &&
f58f4ce1
GP
2078check_header X11/Xlib.h &&
2079check_header X11/extensions/XShm.h &&
2080check_func XOpenDisplay -lX11 &&
06eab4ba 2081check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2082
40bcf4c7 2083enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2084
2085# add some useful compiler flags if supported
2086check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2087check_cflags -Wall
2088check_cflags -Wno-switch
c07bd6a9
MN
2089check_cflags -Wdisabled-optimization
2090check_cflags -Wpointer-arith
2091check_cflags -Wredundant-decls
cc1fb623 2092check_cflags -Wno-pointer-sign
f4929996 2093check_cflags -Wcast-qual
9aceb3cf 2094check_cflags -Wwrite-strings
652a5bf6 2095check_cflags -Wtype-limits
764551c6 2096check_cflags -Wundef
5af4e0cc 2097enabled extra_warnings && check_cflags -Winline
cf9d24ad 2098
57bd82d4 2099# add some linker flags
5c0e9479 2100check_ldflags -Wl,--warn-common
8351d2ba
DB
2101check_ldflags -Wl,--as-needed
2102check_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 2103check_ldflags -Wl,-Bsymbolic
94a3401e 2104
bd2216e4
MR
2105if enabled small; then
2106 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2107 optimizations="small"
2108elif enabled optimizations; then
3dddba4b 2109 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2110 add_cflags -O5
2111 add_ldflags -O5
cf9d24ad 2112 else
0f010b2f 2113 add_cflags -O3
cf9d24ad 2114 fi
cddf3f45 2115fi
11fdbc44 2116check_cflags -fno-math-errno
b2eb2ff0 2117check_cflags -fno-signed-zeros
cddf3f45 2118
504a64b9 2119# add some flags for Intel C Compiler
0c45cd07 2120if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2121 # Just warnings, no remarks
2122 check_cflags -w1
2123 # -wd: Disable following warnings
2124 # 144, 167, 556: -Wno-pointer-sign
2125 # 10006: ignoring unknown option -fno-signed-zeros
2126 # 10156: ignoring option '-W'; no argument required
2127 check_cflags -wd144,167,556,10006,10156
2128 # 11030: Warning unknown option --as-needed
2129 # 10156: ignoring option '-export'; no argument required
2130 check_ldflags -wd10156,11030
907eb3b5
CEH
2131 # Allow to compile with optimizations
2132 check_ldflags -march=$cpu
504a64b9
CEH
2133fi
2134
80581e98 2135# PIC flags for shared library objects where they are needed
5af4e0cc 2136if enabled shared; then
569cb218
MR
2137 # LIBOBJFLAGS may have already been set in the OS configuration
2138 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2139 case "${subarch-$arch}" in
b6bd7268 2140 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2141 esac
2142 fi
80581e98
MN
2143fi
2144
90be59ef 2145if enabled gprof; then
0f010b2f
DB
2146 add_cflags -p
2147 add_ldflags -p
1db54e20
DB
2148fi
2149
3b26ee47 2150VHOOKCFLAGS="-fPIC"
18451f7d 2151
7f3c02fc 2152# Find out if the .align argument is a power of two or not.
9377b6ce 2153check_asm asmalign_pot '".align 3"'
4454dc1b 2154
7483e694
DB
2155enabled_any $DECODER_LIST && enable decoders
2156enabled_any $ENCODER_LIST && enable encoders
2157enabled_any $BSF_LIST && enable bsfs
2158enabled_any $DEMUXER_LIST && enable demuxers
2159enabled_any $MUXER_LIST && enable muxers
f7679c54 2160enabled_any $FILTER_LIST && enable filters
7483e694
DB
2161enabled_any $INDEV_LIST && enable demuxers
2162enabled_any $OUTDEV_LIST && enable muxers
2163enabled_any $PROTOCOL_LIST && enable protocols
2164
2165enabled_any $THREADS_LIST && enable threads
2166
2167check_deps $CONFIG_LIST \
b6bb00b0 2168 $CONFIG_EXTRA \
7483e694
DB
2169 $HAVE_LIST \
2170 $DECODER_LIST \
2171 $ENCODER_LIST \
2172 $PARSER_LIST \
2173 $BSF_LIST \
2174 $DEMUXER_LIST \
2175 $MUXER_LIST \
f7679c54 2176 $FILTER_LIST \
7483e694
DB
2177 $INDEV_LIST \
2178 $OUTDEV_LIST \
2179 $PROTOCOL_LIST \
f70f03f6 2180
3e89171a 2181echo "install prefix $prefix"
f36958f8
DB
2182echo "source path $source_path"
2183echo "C compiler $cc"
bfd5afd8 2184echo ".align is power-of-two $asmalign_pot"
f36958f8 2185echo "ARCH $arch ($cpu)"
ce8871c2
MR
2186if test "$build_suffix" != ""; then
2187 echo "build suffix $build_suffix"
eb94aca9 2188fi
ac63af34
DB
2189if test "$extra_version" != ""; then
2190 echo "version string suffix $extra_version"
2191fi
0db2ce77 2192echo "big-endian ${bigendian-no}"
5b6c2cbd 2193if enabled x86; then
af44e8e4 2194 echo "yasm ${yasm-no}"
0db2ce77 2195 echo "MMX enabled ${mmx-no}"
30e98e62 2196 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2197 echo "3DNow! enabled ${amd3dnow-no}"
1bb04d5a 2198 echo "SSE enabled ${sse-no}"
30e98e62 2199 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2200 echo "CMOV enabled ${cmov-no}"
2201 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2202 echo "EBX available ${ebx_available-no}"
2203 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2204 echo "10 operands supported ${ten_operands-no}"
e41e8342 2205fi
5b6c2cbd 2206if enabled arm; then
0db2ce77
MR
2207 echo "ARMv5TE enabled ${armv5te-no}"
2208 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2209 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2210 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2211 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2212 echo "NEON enabled ${neon-no}"
eba9ae3c 2213fi
5b6c2cbd 2214if enabled mips; then
0db2ce77 2215 echo "MMI enabled ${mmi-no}"
e41e8342 2216fi
5b6c2cbd 2217if enabled ppc; then
0db2ce77 2218 echo "AltiVec enabled ${altivec-no}"
30e98e62 2219 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2220 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2221 echo "performance report ${powerpc_perf-no}"
2222fi
2223if enabled sparc; then
2224 echo "VIS enabled ${vis-no}"
e41e8342 2225fi
0db2ce77
MR
2226echo "gprof enabled ${gprof-no}"
2227echo "debug symbols ${debug-no}"
87a0fb62 2228echo "strip symbols ${stripping-no}"
8400d6b8 2229echo "optimizations ${optimizations-no}"
0db2ce77
MR
2230echo "static ${static-no}"
2231echo "shared ${shared-no}"
4a24ab64 2232echo "postprocessing support ${postproc-no}"
13ca50f3 2233echo "software scaler enabled ${swscale-no}"
f7679c54 2234echo "new filter support ${avfilter-no}"
81124ba0 2235echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2236echo "video hooking ${vhook-no}"
90be59ef 2237if enabled vhook; then
0db2ce77
MR
2238 echo "Imlib2 support ${imlib2-no}"
2239 echo "FreeType support ${freetype2-no}"
68892110 2240fi
0db2ce77 2241echo "network support ${network-no}"
90be59ef 2242if enabled network; then
0db2ce77 2243 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2244fi
0db2ce77
MR
2245echo "threading support ${thread_type-no}"
2246echo "SDL support ${sdl-no}"
90be59ef 2247if enabled sdl_too_old; then
bfd5afd8
DB
2248 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2249fi
0db2ce77
MR
2250echo "Sun medialib support ${mlib-no}"
2251echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2252echo "libamr-nb support ${libamr_nb-no}"
2253echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2254echo "libdc1394 support ${libdc1394-no}"
690bfceb 2255echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2256echo "libfaac enabled ${libfaac-no}"
2257echo "libfaad enabled ${libfaad-no}"
7e0871a7 2258echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2259echo "libgsm enabled ${libgsm-no}"
2260echo "libmp3lame enabled ${libmp3lame-no}"
2261echo "libnut enabled ${libnut-no}"
9a77d59a 2262echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2263echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2264echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2265echo "libtheora enabled ${libtheora-no}"
2266echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2267echo "libx264 enabled ${libx264-no}"
2268echo "libxvid enabled ${libxvid-no}"
272081b0 2269echo "vdpau enabled ${vdpau-no}"
0db2ce77 2270echo "zlib enabled ${zlib-no}"
f402916e 2271echo "bzlib enabled ${bzlib-no}"
2c62e737 2272echo
de6d9b64 2273
f7679c54 2274for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2275 echo "Enabled ${type}s:"
f65c9da1 2276 eval list=\$$(toupper $type)_LIST
8138b9db 2277 for part in $list; do
f65c9da1
MR
2278 enabled $part && echo ${part%_*}
2279 done | sort | pr -3 -t
2280 echo
8138b9db
RP
2281done
2282
ba321adb
JK
2283license="LGPL"
2284if enabled nonfree; then
2285 license="unredistributable"
2286elif enabled gpl; then
2287 license="GPL"
2288fi
2289
2290echo "License: $license"
ca5323af 2291
cf1392e9
DB
2292echo "Creating config.mak and config.h..."
2293
29799f8b
DB
2294echo "# Automatically generated by configure - do not modify!" > config.mak
2295echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2296echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2297echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2298echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2299echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2300
d921f03f 2301echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2302echo "prefix=$prefix" >> config.mak
22a324da
DB
2303echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2304echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2305echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2306echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2307echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2308echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2309echo "CC=$cc" >> config.mak
304d586d 2310echo "YASM=$yasmexe" >> config.mak
980fc7b8 2311echo "AR=$ar" >> config.mak
be7109c1 2312echo "RANLIB=$ranlib" >> config.mak
20369773 2313echo "LN_S=$ln_s" >> config.mak
87a0fb62 2314enabled stripping &&
3ae3b721 2315 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2316 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2317
a9b3f630 2318echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2319echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2320echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2321echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2322echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2323echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2324echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2325echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2326echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2327echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2328echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2329echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2330echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2331echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2332echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2333echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2334echo "SLIBSUF=$SLIBSUF" >> config.mak
2335echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2336echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2337echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2338echo "HOSTCC=$host_cc" >> config.mak
2339echo "HOSTCFLAGS=$host_cflags" >> config.mak
2340echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2341echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2342echo "TARGET_EXEC=$target_exec" >> config.mak
2343echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2344
90be59ef 2345if enabled bigendian; then
7483e694
DB
2346 echo "WORDS_BIGENDIAN=yes" >> config.mak
2347 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2348fi
44161118 2349
90be59ef 2350if enabled sdl; then
7483e694
DB
2351 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2352 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2353fi
90be59ef 2354if enabled texi2html; then
7483e694 2355 echo "BUILD_DOC=yes" >> config.mak
146ea952 2356fi
5a872801 2357
719c8e00
MR
2358get_version(){
2359 name=$1
2360 file=$source_path/$2
147e7692
MR
2361 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2362 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2363 lcname=$(tolower $name)
2364 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2365 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2366}
2367
147e7692
MR
2368get_version LIBSWSCALE libswscale/swscale.h
2369get_version LIBPOSTPROC libpostproc/postprocess.h
2370get_version LIBAVCODEC libavcodec/avcodec.h
2371get_version LIBAVDEVICE libavdevice/avdevice.h
2372get_version LIBAVFORMAT libavformat/avformat.h
2373get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2374get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2375
5af4e0cc 2376if enabled shared; then
7483e694
DB
2377 echo "BUILD_SHARED=yes" >> config.mak
2378 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2379 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2380 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2381 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2382 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2383 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2384 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2385 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2386 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2387fi
d7e27559 2388echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2389echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2390
7b5e8a27
DB
2391echo "ARCH=$arch" >> config.mak
2392
3d907e22
MR
2393print_config ARCH_ $TMPH config.mak $ARCH_LIST
2394print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2395print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2396 $CONFIG_EXTRA \
7483e694
DB
2397 $DECODER_LIST \
2398 $ENCODER_LIST \
2399 $PARSER_LIST \
2400 $BSF_LIST \
2401 $DEMUXER_LIST \
2402 $MUXER_LIST \
f7679c54 2403 $FILTER_LIST \
7483e694
DB
2404 $PROTOCOL_LIST \
2405 $INDEV_LIST \
2406 $OUTDEV_LIST \
8ac17293 2407
c13e1abd
FH
2408echo "#define restrict $_restrict" >> $TMPH
2409
bd2216e4 2410if enabled small; then
7483e694 2411 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2412fi
2413
997baf01
MR
2414echo "SRC_PATH=\"$source_path\"" >> config.mak
2415echo "SRC_PATH_BARE=$source_path" >> config.mak
2416echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2417
8156056e 2418# Apparently it's not possible to portably echo a backslash.
3ae3b721 2419enabled asmalign_pot &&
7483e694 2420 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2421 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2422
b4d96ba2 2423echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2424
9c05103f
DB
2425echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2426
b7860763 2427# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2428cmp -s $TMPH config.h &&
2429 echo "config.h is unchanged" ||
2430 mv -f $TMPH config.h
3d204385 2431
cea0ac52 2432rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2433
165af439 2434# build tree in object directory if source path is different from current one
90be59ef 2435if enabled source_path_used; then
165af439 2436 DIRS="\
7483e694
DB
2437 doc \
2438 libavcodec \
2439 libavcodec/alpha \
a2fc0f6a 2440 libavcodec/arm \
7483e694 2441 libavcodec/bfin \
7483e694
DB
2442 libavcodec/mlib \
2443 libavcodec/ppc \
2444 libavcodec/sh4 \
2445 libavcodec/sparc \
a6493a8f 2446 libavcodec/x86 \
52a9cf34 2447 libavdevice \
f7679c54 2448 libavfilter \
7483e694
DB
2449 libavformat \
2450 libavutil \
2451 libpostproc \
2452 libswscale \
2453 tests \
2454 tools \
2455 vhook \
2456 "
165af439 2457 FILES="\
7483e694
DB
2458 Makefile \
2459 common.mak \
71c61f62 2460 subdir.mak \
7483e694
DB
2461 doc/texi2pod.pl \
2462 libavcodec/Makefile \
52a9cf34 2463 libavdevice/Makefile \
f7679c54 2464 libavfilter/Makefile \
7483e694
DB
2465 libavformat/Makefile \
2466 libavutil/Makefile \
2467 libpostproc/Makefile \
2468 libswscale/Makefile \
2469 "
165af439 2470 for dir in $DIRS ; do
7483e694 2471 mkdir -p $dir
165af439
MR
2472 done
2473 for f in $FILES ; do
20369773 2474 $ln_s "$source_path/$f" $f
165af439
MR
2475 done
2476fi
def4272a 2477
def4272a 2478
d0674868 2479# build pkg-config files
def4272a 2480
d0674868
DB
2481pkgconfig_generate(){
2482name=$1
b0dfd108 2483shortname=${name#lib}${build_suffix}
d0674868
DB
2484comment=$2
2485version=$3
2486libs=$4
2487requires=$5
25cd5cb3 2488cat <<EOF > $name/$name.pc
3e89171a 2489prefix=$prefix
a94e666c 2490exec_prefix=\${prefix}
f2b7382c 2491libdir=$libdir
7622778e 2492includedir=$incdir
def4272a 2493
d0674868
DB
2494Name: $name
2495Description: $comment
2496Version: $version
5dcfe9f8
AH
2497Requires: $(disabled shared && echo $requires)
2498Requires.private: $(enabled shared && echo $requires)
def4272a 2499Conflicts:
12701f6e
AH
2500Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2501Libs.private: $(enabled shared && echo $libs)
76a448ed 2502Cflags: -I\${includedir}
def4272a 2503EOF
25cd5cb3 2504cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2505prefix=
2506exec_prefix=
46d1ff83 2507libdir=\${pcfiledir}
1d44d365 2508includedir=${source_path}
def4272a 2509
d0674868
DB
2510Name: $name
2511Description: $comment
2512Version: $version
2513Requires: $requires
def4272a 2514Conflicts:
12701f6e 2515Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2516Cflags: -I\${includedir}
2517EOF
d0674868 2518}
def4272a 2519
e426941d 2520pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2521pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2522pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2523pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2524enabled avfilter &&
46983309 2525 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2526enabled postproc &&
e426941d 2527 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2528if enabled swscale; then
e426941d 2529 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2530else
46983309 2531 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2532 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2533fi