Fix AVFMT_FLAG_NONBLOCK in alsa
[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]"
fdf11906 84 echo " --enable-avfilter video filter support [no]"
0a23c0bb 85 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
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86 echo " --enable-beosthreads use BeOS threads [no]"
87 echo " --enable-os2threads use OS/2 threads [no]"
88 echo " --enable-pthreads use pthreads [no]"
89 echo " --enable-w32threads use Win32 threads [no]"
90 echo " --enable-x11grab enable X11 grabbing [no]"
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91 echo " --disable-network disable network support [no]"
92 echo " --disable-ipv6 disable IPv6 support [no]"
93 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
94 echo " --enable-gray enable full grayscale support (slower color)"
242e2270 95 echo " --enable-fastdiv enable table-based division"
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96 echo " --enable-small optimize for size instead of speed"
97 echo " --disable-aandct disable AAN DCT code"
98 echo " --disable-fft disable FFT code"
99 echo " --disable-golomb disable Golomb code"
100 echo " --disable-mdct disable MDCT code"
68602540 101 echo " --disable-rdft disable RDFT code"
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102 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
103 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
104 echo " --enable-beos-netserver enable BeOS netserver"
105 echo " --disable-encoder=NAME disable encoder NAME"
106 echo " --enable-encoder=NAME enable encoder NAME"
107 echo " --disable-encoders disable all encoders"
108 echo " --disable-decoder=NAME disable decoder NAME"
109 echo " --enable-decoder=NAME enable decoder NAME"
110 echo " --disable-decoders disable all decoders"
111 echo " --disable-muxer=NAME disable muxer NAME"
112 echo " --enable-muxer=NAME enable muxer NAME"
113 echo " --disable-muxers disable all muxers"
114 echo " --disable-demuxer=NAME disable demuxer NAME"
115 echo " --enable-demuxer=NAME enable demuxer NAME"
116 echo " --disable-demuxers disable all demuxers"
117 echo " --enable-parser=NAME enable parser NAME"
118 echo " --disable-parser=NAME disable parser NAME"
119 echo " --disable-parsers disable all parsers"
120 echo " --enable-bsf=NAME enable bitstream filter NAME"
121 echo " --disable-bsf=NAME disable bitstream filter NAME"
122 echo " --disable-bsfs disable all bitstream filters"
123 echo " --enable-protocol=NAME enable protocol NAME"
124 echo " --disable-protocol=NAME disable protocol NAME"
125 echo " --disable-protocols disable all protocols"
126 echo " --disable-indevs disable input devices"
127 echo " --disable-outdevs disable output devices"
128 echo " --disable-devices disable all devices"
129 echo " --enable-filter=NAME enable filter NAME"
130 echo " --disable-filter=NAME disable filter NAME"
131 echo " --disable-filters disable all filters"
132 echo " --list-decoders show all available decoders"
133 echo " --list-encoders show all available encoders"
134 echo " --list-muxers show all available muxers"
135 echo " --list-demuxers show all available demuxers"
136 echo " --list-parsers show all available parsers"
137 echo " --list-protocols show all available protocols"
138 echo " --list-bsfs show all available bitstream filters"
139 echo " --list-indevs show all available input devices"
140 echo " --list-outdevs show all available output devices"
141 echo " --list-filters show all available filters"
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142 echo
143 echo "External library support:"
0a23c0bb 144 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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145 echo " --enable-bzlib enable bzlib [autodetect]"
146 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
147 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 148 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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149 echo " and libraw1394 [no]"
150 echo " --enable-libdirac enable Dirac support via libdirac [no]"
151 echo " --enable-libfaac enable FAAC support via libfaac [no]"
152 echo " --enable-libfaad enable FAAD support via libfaad [no]"
153 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
154 echo " --enable-libgsm enable GSM support via libgsm [no]"
155 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 156 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 157 echo " native (de)muxer exists [no]"
9a77d59a 158 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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159 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
160 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
161 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 162 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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163 echo " native implementation exists [no]"
164 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 165 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 166 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 167 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 168 echo " --enable-zlib enable zlib [autodetect]"
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169 echo ""
170 echo "Advanced options (experts only):"
171 echo " --source-path=PATH path to source code [$source_path]"
172 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 173 echo " --enable-cross-compile assume a cross-compiler is used"
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174 echo " --sysroot=PATH root of cross-build tree"
175 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 176 echo " --target-os=OS compiler targets OS [$target_os]"
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177 echo " --target-exec=CMD command to run executables on target"
178 echo " --target-path=DIR path to view of build directory on target"
89641463 179 echo " --nm=NM use nm tool"
313c46a6 180 echo " --as=AS use assembler AS [$as_default]"
15396d5c 181 echo " --cc=CC use C compiler CC [$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 [$ELIBS]"
ac63af34 189 echo " --extra-version=STRING version string suffix []"
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DB
190 echo " --build-suffix=SUFFIX library name suffix []"
191 echo " --arch=ARCH select architecture [$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"
a1ef9f08 198 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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199 echo " --disable-mmx disable MMX optimizations"
200 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 201 echo " --disable-sse disable SSE optimizations"
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202 echo " --disable-ssse3 disable SSSE3 optimizations"
203 echo " --disable-armv5te disable armv5te optimizations"
204 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 205 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 206 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 207 echo " --disable-iwmmxt disable iwmmxt optimizations"
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208 echo " --disable-mmi disable MMI optimizations"
209 echo " --disable-neon disable neon optimizations"
210 echo " --disable-vis disable VIS optimizations"
7595a5e4 211 echo " --disable-yasm disable use of yasm assembler"
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212 echo
213 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 214 echo " --disable-debug disable debugging symbols"
b7d49373 215 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 216 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 217 echo " --disable-optimizations disable compiler optimizations"
0a622b98 218 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 219 echo " --disable-stripping disable stripping of executables and shared libraries"
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220 echo ""
221 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 222 exit 0
74c53c2d 223}
cf9d24ad 224
57bd82d4 225log(){
2270b4b2 226 echo "$@" >> $logfile
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227}
228
720c69da 229log_file(){
c8e9f801 230 log BEGIN $1
2270b4b2 231 pr -n -t $1 >> $logfile
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232 log END $1
233}
234
2ba042a7 235echolog(){
c8e9f801 236 log "$@"
57bd82d4 237 echo "$@"
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238}
239
240die(){
241 echolog "$@"
242 cat <<EOF
243If you think configure made a mistake, make sure you are using the latest
244version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 245ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 246EOF
e155a21a 247 if disabled logging; then
2ba042a7 248 cat <<EOF
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249Rerun configure with logging enabled (do not use --disable-logging), and
250include the log this produces with your report.
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251EOF
252 else
253cat <<EOF
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254Include the log file "$logfile" produced by configure as this will help
255solving the problem.
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256EOF
257 fi
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258 exit 1
259}
260
6c6007d6 261# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 262toupper(){
6c6007d6 263 echo "$@" | 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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325enable_safe(){
326 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
327}
328
329disable_safe(){
330 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
331}
332
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333do_enable_deep(){
334 for var; do
335 enabled $var && continue
336 eval sel="\$${var}_select"
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337 eval sgs="\$${var}_suggest"
338 pushvar var sgs
f9d328da 339 enable_deep $sel
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340 popvar sgs
341 enable_deep_weak $sgs
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342 popvar var
343 done
344}
345
346enable_deep(){
347 do_enable_deep $*
348 enable $*
349}
350
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351enable_deep_weak(){
352 do_enable_deep $*
353 enable_weak $*
354}
355
57bd82d4 356enabled(){
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MR
357 test "${1#!}" = "$1" && op== || op=!=
358 eval test "x\$${1#!}" $op "xyes"
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359}
360
37970ebf 361disabled(){
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MR
362 test "${1#!}" = "$1" && op== || op=!=
363 eval test "x\$${1#!}" $op "xno"
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364}
365
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366enabled_all(){
367 for opt; do
368 enabled $opt || return 1
369 done
370}
371
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372disabled_all(){
373 for opt; do
374 disabled $opt || return 1
375 done
376}
377
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378enabled_any(){
379 for opt; do
380 enabled $opt && return 0
381 done
382}
383
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384disabled_any(){
385 for opt; do
386 disabled $opt && return 0
387 done
f7b230a7 388 return 1
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389}
390
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391set_default(){
392 for opt; do
88268e94 393 eval : \${$opt:=\$${opt}_default}
c9d19248
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394 done
395}
396
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397is_in(){
398 value=$1
399 shift
400 for var in $*; do
401 [ $var = $value ] && return 0
402 done
403 return 1
404}
405
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406check_deps(){
407 for cfg; do
3250003c 408 cfg="${cfg#!}"
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409 enabled ${cfg}_checking && die "Circular dependency for $cfg."
410 disabled ${cfg}_checking && continue
411 enable ${cfg}_checking
412
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413 eval dep_all="\$${cfg}_deps"
414 eval dep_any="\$${cfg}_deps_any"
7ef3425f 415 eval dep_sel="\$${cfg}_select"
c510c7b5 416 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 417
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418 pushvar cfg dep_all dep_any dep_sel dep_sgs
419 check_deps $dep_all $dep_any $dep_sel $dep_sgs
420 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 421
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422 enabled_all $dep_all || disable $cfg
423 enabled_any $dep_any || disable $cfg
7ef3425f 424 disabled_any $dep_sel && disable $cfg
799c9e9b 425
4ec45764
RP
426 if enabled $cfg; then
427 eval dep_extralibs="\$${cfg}_extralibs"
428 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 429 enable_deep $dep_sel
c510c7b5 430 enable_deep_weak $dep_sgs
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431 fi
432
799c9e9b 433 disable ${cfg}_checking
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434 done
435}
436
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437print_config(){
438 pfx=$1
439 header=$2
440 makefile=$3
441 shift 3
442 for cfg; do
3d907e22 443 ucname="`toupper $cfg`"
44161118 444 if enabled $cfg; then
3d907e22 445 echo "#define ${pfx}${ucname} 1" >> $header
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446 echo "${pfx}${ucname}=yes" >> $makefile
447 else
b250f9c6 448 echo "#define ${pfx}${ucname} 0" >> $header
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449 fi
450 done
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451}
452
453flags_saved(){
2270b4b2 454 (: ${SAVE_CFLAGS?}) 2> /dev/null
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455}
456
dcd479c0 457save_flags(){
57bd82d4 458 flags_saved && return
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459 SAVE_CFLAGS="$CFLAGS"
460 SAVE_LDFLAGS="$LDFLAGS"
461 SAVE_extralibs="$extralibs"
462}
463
464restore_flags(){
f5d28d10 465 flags_saved || return
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466 CFLAGS="$SAVE_CFLAGS"
467 LDFLAGS="$SAVE_LDFLAGS"
468 extralibs="$SAVE_extralibs"
469 unset SAVE_CFLAGS
470 unset SAVE_LDFLAGS
471 unset SAVE_extralibs
472}
473
474temp_cflags(){
475 save_flags
476 CFLAGS="$CFLAGS $*"
477}
478
479temp_ldflags(){
480 save_flags
481 LDFLAGS="$LDFLAGS $*"
482}
483
484temp_extralibs(){
485 save_flags
486 extralibs="$extralibs $*"
487}
488
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489append(){
490 var=$1
491 shift
492 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
493 eval "$var=\"\$$var $*\""
494}
495
496add_cflags(){
497 append CFLAGS "$@"
498}
499
500add_ldflags(){
501 append LDFLAGS "$@"
502}
503
504add_extralibs(){
505 append extralibs "$@"
506}
507
b0cfb663 508check_cmd(){
b3cb5d51 509 log "$@"
2270b4b2 510 "$@" >> $logfile 2>&1
b0cfb663
MR
511}
512
dcd479c0 513check_cc(){
57bd82d4 514 log check_cc "$@"
2270b4b2 515 cat > $TMPC
720c69da 516 log_file $TMPC
b0cfb663 517 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
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518}
519
520check_cpp(){
521 log check_cpp "$@"
2270b4b2 522 cat > $TMPC
720c69da 523 log_file $TMPC
b0cfb663 524 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
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525}
526
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527check_as(){
528 log check_as "$@"
529 cat > $TMPC
530 log_file $TMPC
531 check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC
532}
533
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534check_asm(){
535 log check_asm "$@"
536 name="$1"
537 asm="$2"
538 shift 2
f65883c8 539 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 540void foo(void){ __asm__ volatile($asm); }
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541EOF
542}
543
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544check_yasm(){
545 log check_yasm "$@"
546 echo "$1" > $TMPS
547 log_file $TMPS
548 shift 1
549 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
550}
551
dcd479c0 552check_ld(){
57bd82d4 553 log check_ld "$@"
0607887f 554 check_cc || return
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555 flags=''
556 libs=''
557 for f; do
558 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
559 done
560 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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561}
562
563check_cflags(){
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564 log check_cflags "$@"
565 check_cc "$@" <<EOF && add_cflags "$@"
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566int x;
567EOF
568}
569
570check_ldflags(){
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571 log check_ldflags "$@"
572 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 573int main(void){ return 0; }
dcd479c0
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574EOF
575}
576
577check_header(){
57bd82d4 578 log check_header "$@"
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579 header=$1
580 shift
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581 disable_safe $header
582 check_cpp "$@" <<EOF && enable_safe $header
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583#include <$header>
584int x;
585EOF
586}
587
588check_func(){
57bd82d4 589 log check_func "$@"
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590 func=$1
591 shift
d8bc5f06
MR
592 disable $func
593 check_ld "$@" <<EOF && enable $func
dcd479c0 594extern int $func();
c23a0ac8 595int main(void){ $func(); }
dcd479c0
MR
596EOF
597}
598
2446d3d6
DB
599check_func_headers(){
600 log check_func_headers "$@"
f8d7b072
MR
601 headers=$1
602 func=$2
603 shift 2
604 disable $func
605 incs=""
606 for hdr in $headers; do
607 incs="$incs
608#include <$hdr>"
609 done
cd0d9a9d 610 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 611$incs
d6773f56 612int main(int argc, char **argv){
f8d7b072
MR
613 (void) $func;
614 return 0;
615}
616EOF
617}
618
a5344cf7
SS
619check_cpp_condition(){
620 log check_cpp_condition "$@"
621 header=$1
622 condition=$2
623 check_cpp <<EOF
624#include <$header>
625#if !($condition)
626#error "unsatisfied condition: $condition"
627#endif
628EOF
629}
630
57bd82d4
MR
631check_lib(){
632 log check_lib "$@"
633 header="$1"
634 func="$2"
635 shift 2
fcfcde17
MR
636 temp_extralibs "$@"
637 check_header $header && check_func $func && add_extralibs "$@"
638 err=$?
639 restore_flags
640 return $err
57bd82d4
MR
641}
642
f8d7b072
MR
643check_lib2(){
644 log check_lib2 "$@"
645 headers="$1"
646 func="$2"
647 shift 2
648 temp_extralibs "$@"
2446d3d6 649 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
650 err=$?
651 restore_flags
652 return $err
653}
654
dcd479c0 655check_exec(){
2270b4b2 656 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
657}
658
7dfef245
MR
659check_exec_crash(){
660 code=`cat`
661
662 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
663 # are safe but may not be available everywhere. Thus we use
664 # raise(SIGTERM) instead. The check is run in a subshell so we
665 # can redirect the "Terminated" message from the shell. SIGBUS
666 # is not defined by standard C so it is used conditionally.
667
2270b4b2 668 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
669#include <signal.h>
670static void sighandler(int sig){
671 raise(SIGTERM);
672}
e5af4a11 673int main(void){
7dfef245
MR
674 signal(SIGILL, sighandler);
675 signal(SIGFPE, sighandler);
676 signal(SIGSEGV, sighandler);
677#ifdef SIGBUS
678 signal(SIGBUS, sighandler);
679#endif
680 { $code }
681}
682EOF
683}
684
72be9e73
DY
685check_type(){
686 log check_type "$@"
687 headers=$1
688 type=$2
689 shift 2
690 disable $type
691 incs=""
692 for hdr in $headers; do
693 incs="$incs
694#include <$hdr>"
695 done
696 check_cc "$@" <<EOF && enable $type
697$incs
698$type v;
699EOF
700}
701
57bd82d4
MR
702require(){
703 name="$1"
704 header="$2"
705 func="$3"
706 shift 3
707 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
708}
709
f8d7b072
MR
710require2(){
711 name="$1"
712 headers="$2"
713 func="$3"
714 shift 3
715 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
716}
717
eea50282
MR
718check_foo_config(){
719 cfg=$1
720 pkg=$2
721 header=$3
722 func=$4
723 shift 4
724 disable $cfg
725 check_cmd ${pkg}-config --version
726 err=$?
727 if test "$err" = 0; then
728 temp_cflags `${pkg}-config --cflags`
729 temp_extralibs `${pkg}-config --libs`
730 check_lib "$@" $header $func && enable $cfg
731 fi
732 return $err
733}
734
c505dd31
MR
735apply(){
736 file=$1
737 shift
738 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
739}
740
dcd61286
DB
741# CONFIG_LIST contains configurable options, while HAVE_LIST is for
742# system-dependent things.
743
4a0d6686
AJ
744COMPONENT_LIST="
745 bsfs
746 decoders
747 demuxers
748 encoders
3cde40aa 749 filters
c552605c 750 indevs
4a0d6686 751 muxers
c552605c 752 outdevs
4a0d6686
AJ
753 parsers
754 protocols
755"
756
757CONFIG_LIST="
758 $COMPONENT_LIST
e8ed9b7a 759 aandct
f7679c54
VS
760 avfilter
761 avfilter_lavf
c88f5d72
MR
762 avisynth
763 beos_netserver
f402916e 764 bzlib
27a9466b 765 fastdiv
c88f5d72
MR
766 ffmpeg
767 ffplay
768 ffserver
1848f7d9 769 fft
4f034993 770 golomb
c88f5d72 771 gpl
ecfc4f44 772 gprof
d8d0d0b2 773 gray
3abe5fbd 774 hardcoded_tables
c88f5d72 775 ipv6
f5a756ef
DB
776 libamr_nb
777 libamr_wb
f7b8bffe 778 libdc1394
690bfceb 779 libdirac
2eed5a46
DB
780 libfaac
781 libfaad
782 libfaadbin
c88f5d72 783 libgsm
6ebe07fb 784 libmp3lame
c88f5d72 785 libnut
9a77d59a 786 libopenjpeg
f7cd9eed 787 libschroedinger
ae14f311 788 libspeex
150d2772 789 libtheora
c88f5d72 790 libvorbis
1cc60c47
DB
791 libx264
792 libxvid
47a158cb 793 mdct
c88f5d72 794 memalign_hack
a8150374 795 mlib
c88f5d72
MR
796 mpegaudio_hp
797 network
3fe142e2 798 nonfree
4a24ab64 799 postproc
2b4c3615 800 powerpc_perf
68602540 801 rdft
2e35e684 802 shared
bd2216e4 803 small
2e35e684 804 static
56a059ac 805 x11grab
c88f5d72 806 zlib
4a0d6686 807"
c88f5d72 808
8eee7025
DB
809THREADS_LIST='
810 beosthreads
d22e8442 811 os2threads
8eee7025
DB
812 pthreads
813 w32threads
814'
815
3f5b56e5
MR
816ARCH_LIST='
817 alpha
a2fc0f6a 818 arm
3f5b56e5
MR
819 bfin
820 ia64
821 m68k
822 mips
823 parisc
79cb09b2 824 ppc
3f5b56e5
MR
825 s390
826 sh4
827 sparc
828 sparc64
829 x86
830 x86_32
831 x86_64
832'
833
834ARCH_EXT_LIST='
1ac9331a 835 altivec
3bf96eec 836 amd3dnow
a1ef9f08 837 amd3dnowext
1ac9331a 838 armv5te
edab3048 839 armv6
ab5cb084 840 armv6t2
f55b299a 841 armvfp
3f5b56e5
MR
842 iwmmxt
843 mmi
844 mmx
d7f0920b 845 mmx2
6b18d278 846 neon
799fde37 847 ppc4xx
1bb04d5a 848 sse
9eeed841 849 ssse3
bd9d34a0 850 vis
3f5b56e5
MR
851'
852
853HAVE_LIST="
854 $ARCH_EXT_LIST
855 $THREADS_LIST
35fd8122 856 alsa_asoundlib_h
3f5b56e5 857 altivec_h
c9fdab0d 858 arpa_inet_h
6bd859d6 859 bswap
ecf97f22 860 closesocket
1ac9331a 861 cmov
e16e49ac 862 conio_h
c88f5d72 863 dcbzl
f8aa696f
DB
864 dev_bktr_ioctl_bt848_h
865 dev_bktr_ioctl_meteor_h
866 dev_ic_bt8xx_h
867 dev_video_meteor_ioctl_meteor_h
868 dev_video_bktr_ioctl_bt848_h
18b67ae5 869 dlfcn_h
c88f5d72 870 dlopen
bc574408 871 dos_paths
245626d0
DB
872 ebp_available
873 ebx_available
c2a29455 874 fast_64bit
7073e9fc 875 fast_cmov
7b829d2a 876 fast_unaligned
9d99cc5a 877 fork
da9e86f8 878 gethrtime
4e68cb8a 879 GetProcessTimes
66be5b45 880 getrusage
2e1913b1 881 inet_aton
61d251db 882 inline_asm
0b4a1821
AS
883 libdc1394_1
884 libdc1394_2
a33cab3a
MK
885 llrint
886 lrint
c88f5d72 887 lrintf
f8aa696f
DB
888 machine_ioctl_bt848_h
889 machine_ioctl_meteor_h
c88f5d72
MR
890 malloc_h
891 memalign
6ffa87d3 892 mkstemp
b4e806b2 893 pld
1f91cdce 894 posix_memalign
9cafbd6c 895 ppc64
a33cab3a
MK
896 round
897 roundf
c88f5d72
MR
898 sdl
899 sdl_video_size
b507ebd1 900 setmode
72be9e73 901 socklen_t
deb29777 902 soundcard_h
f8cda19e 903 poll_h
b58412f1 904 sys_mman_h
b091aa44 905 sys_resource_h
81644c2e 906 sys_select_h
deb29777 907 sys_soundcard_h
1b6e8b73 908 sys_videoio_h
d3a4b4e0 909 ten_operands
e16e49ac 910 termios_h
b265431e 911 threads
7b04b8a0 912 truncf
6ff3f3e7 913 winsock2_h
304d586d 914 yasm
0cb78cef 915"
44161118 916
b6bb00b0
MR
917# options emitted with CONFIG_ prefix but not available on command line
918CONFIG_EXTRA="
b6bb00b0
MR
919"
920
520cc7f1 921CMDLINE_SELECT="
3f5b56e5 922 $ARCH_EXT_LIST
520cc7f1 923 $CONFIG_LIST
8eee7025 924 $THREADS_LIST
db6107b6 925 cross_compile
520cc7f1
MR
926 debug
927 extra_warnings
8c6afa4d 928 logging
d2bbb2f7 929 optimizations
87a0fb62 930 stripping
7595a5e4 931 yasm
520cc7f1 932"
426be5dc
DB
933
934PATHS_LIST='
d156bede 935 bindir
14a8acf1 936 datadir
26759c44
MR
937 incdir
938 libdir
26759c44
MR
939 mandir
940 prefix
941 shlibdir
426be5dc
DB
942'
943
944CMDLINE_SET="
945 $PATHS_LIST
946 arch
313c46a6 947 as
426be5dc
DB
948 build_suffix
949 cc
950 cpu
951 cross_prefix
ac63af34 952 extra_version
9da6609f
MR
953 host_cc
954 host_cflags
955 host_ldflags
956 host_libs
426be5dc 957 logfile
89641463 958 nm
26759c44 959 source_path
c5200f17
MR
960 sysinclude
961 sysroot
a7ada2ba 962 target_exec
26759c44 963 target_os
a7ada2ba 964 target_path
426be5dc 965"
520cc7f1 966
912f3148
DB
967# code dependency declarations
968
9eeed841 969# architecture extensions
79cb09b2 970altivec_deps="ppc"
3bf96eec 971amd3dnow_deps="mmx"
a1ef9f08 972amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
973armv5te_deps="arm"
974armv6_deps="arm"
ab5cb084 975armv6t2_deps="arm"
a2fc0f6a
MR
976armvfp_deps="arm"
977iwmmxt_deps="arm"
e241ba14 978mmi_deps="mips"
9eeed841 979mmx_deps="x86"
75aa95a6 980mmx2_deps="mmx"
a2fc0f6a 981neon_deps="arm"
799fde37 982ppc4xx_deps="ppc"
75aa95a6
DB
983sse_deps="mmx"
984ssse3_deps="sse"
bd9d34a0 985vis_deps="sparc"
9eeed841 986
912f3148 987# decoders / encoders
47a158cb 988aac_decoder_select="fft mdct"
d8d12c15 989ac3_decoder_deps="gpl"
47a158cb
MR
990ac3_decoder_select="fft mdct"
991atrac3_decoder_select="fft mdct"
4f034993 992cavs_decoder_select="golomb"
47a158cb 993cook_decoder_select="fft mdct"
2eef7c62 994cscd_decoder_suggest="zlib"
47a158cb 995dca_decoder_select="fft mdct"
e8ed9b7a 996dnxhd_encoder_select="aandct"
2eef7c62 997dxa_decoder_select="zlib"
406ab5cc 998eac3_decoder_deps="gpl"
47a158cb 999eac3_decoder_select="fft mdct"
e8ed9b7a 1000eatgq_decoder_select="aandct"
d52b39c7 1001eatqi_decoder_select="aandct"
4f034993
MR
1002ffv1_decoder_select="golomb"
1003flac_decoder_select="golomb"
1004flac_encoder_select="golomb"
2eef7c62
AJ
1005flashsv_decoder_select="zlib"
1006flashsv_encoder_select="zlib"
e8ed9b7a
DB
1007flv_encoder_select="aandct"
1008h261_encoder_select="aandct"
1009h263_encoder_select="aandct"
1010h263p_encoder_select="aandct"
4f034993 1011h264_decoder_select="golomb"
711dae77 1012h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb 1013imc_decoder_select="fft mdct"
4f034993
MR
1014jpegls_decoder_select="golomb"
1015jpegls_encoder_select="golomb"
e8ed9b7a 1016ljpeg_encoder_select="aandct"
4f034993 1017loco_decoder_select="golomb"
e8ed9b7a
DB
1018mjpeg_encoder_select="aandct"
1019mpeg1video_encoder_select="aandct"
1020mpeg2video_encoder_select="aandct"
1021mpeg4_encoder_select="aandct"
711dae77
DB
1022mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1023mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
8f6f050a 1024mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1025msmpeg4v1_encoder_select="aandct"
1026msmpeg4v2_encoder_select="aandct"
1027msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1028nellymoser_decoder_select="fft mdct"
1029nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1030png_decoder_select="zlib"
1031png_encoder_select="zlib"
63cae55d 1032qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1033rv10_encoder_select="aandct"
1034rv20_encoder_select="aandct"
d52b39c7
AJ
1035rv30_decoder_select="golomb"
1036rv40_decoder_select="golomb"
4f034993
MR
1037shorten_decoder_select="golomb"
1038sonic_decoder_select="golomb"
1039sonic_encoder_select="golomb"
1040sonic_ls_encoder_select="golomb"
1041svq3_decoder_select="golomb"
bee2eac5 1042svq3_decoder_suggest="zlib"
2eef7c62
AJ
1043tiff_decoder_suggest="zlib"
1044tiff_encoder_suggest="zlib"
1045tscc_decoder_select="zlib"
711dae77 1046vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb
MR
1047vorbis_decoder_select="fft mdct"
1048vorbis_encoder_select="fft mdct"
1049wmav1_decoder_select="fft mdct"
1050wmav1_encoder_select="fft mdct"
1051wmav2_decoder_select="fft mdct"
1052wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1053wmv1_encoder_select="aandct"
1054wmv2_encoder_select="aandct"
711dae77 1055wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2eef7c62
AJ
1056zlib_decoder_select="zlib"
1057zlib_encoder_select="zlib"
1058zmbv_decoder_select="zlib"
1059zmbv_encoder_select="zlib"
30fd06be 1060
912f3148 1061# external libraries
f5a756ef
DB
1062libamr_nb_decoder_deps="libamr_nb"
1063libamr_nb_encoder_deps="libamr_nb"
1064libamr_wb_decoder_deps="libamr_wb"
1065libamr_wb_encoder_deps="libamr_wb"
1b71f045 1066libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1067libdirac_encoder_deps="libdirac"
c9171a83 1068libfaac_encoder_deps="libfaac"
69ddbd1d 1069libfaad_decoder_deps="libfaad"
4ec45764 1070libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1071libgsm_decoder_deps="libgsm"
1072libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1073libgsm_ms_decoder_deps="libgsm"
1074libgsm_ms_encoder_deps="libgsm"
1cc60c47 1075libmp3lame_encoder_deps="libmp3lame"
9a77d59a 1076libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1077libschroedinger_decoder_deps="libschroedinger"
1078libschroedinger_encoder_deps="libschroedinger"
ae14f311 1079libspeex_decoder_deps="libspeex"
150d2772 1080libtheora_encoder_deps="libtheora"
b0caf888 1081libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1082libx264_encoder_deps="libx264"
1083libxvid_encoder_deps="libxvid"
30fd06be 1084
912f3148 1085# demuxers / muxers
03a76ba9 1086ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1087alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1088alsa_demuxer_extralibs="-lasound"
1089alsa_muxer_deps="alsa_asoundlib_h"
1090alsa_muxer_extralibs="-lasound"
50383e88 1091audio_beos_demuxer_deps="audio_beos"
4ec45764 1092audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1093audio_beos_muxer_deps="audio_beos"
4ec45764 1094audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1095avisynth_demuxer_deps="avisynth"
73483024 1096bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1097dirac_demuxer_deps="dirac_parser"
fe9bb347 1098dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1099libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1100libnut_demuxer_deps="libnut"
1101libnut_muxer_deps="libnut"
2eef7c62
AJ
1102matroska_demuxer_suggest="zlib bzlib"
1103mov_demuxer_suggest="zlib"
4bd8e17c 1104mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1105oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1106oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1107redir_demuxer_deps="network"
8eb793c4 1108rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1109rtsp_demuxer_deps="sdp_demuxer"
1110sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1111v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1112v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1113vfwcap_demuxer_deps="capCreateCaptureWindow"
1114vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1115x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1116x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1117
912f3148 1118# protocols
3fff6382 1119gopher_protocol_deps="network"
c08fb000
AB
1120http_protocol_deps="network"
1121rtp_protocol_deps="udp_protocol"
1122tcp_protocol_deps="network"
1123udp_protocol_deps="network"
1124
f7679c54 1125# filters
81124ba0 1126movie_filter_deps="avfilter_lavf"
f7679c54 1127
912f3148 1128# programs
fa859b4d 1129ffplay_deps="sdl"
6ad42348 1130ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1131ffserver_extralibs='$ldl'
a2830dca 1132
912f3148 1133
de6d9b64 1134# default parameters
8a608357 1135
2ba042a7 1136logfile="config.err"
8a608357
MR
1137
1138# installation paths
c9d19248
MR
1139prefix_default="/usr/local"
1140bindir_default='${prefix}/bin'
14a8acf1 1141datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1142incdir_default='${prefix}/include'
1143libdir_default='${prefix}/lib'
1144mandir_default='${prefix}/share/man'
1145shlibdir_default="$libdir_default"
8a608357
MR
1146
1147# toolchain
11e6d03a 1148ar="ar"
313c46a6 1149as_default="gcc"
13c7df3d 1150cc_default="gcc"
9da6609f 1151host_cc_default="gcc"
11e6d03a 1152ln_s="ln -sf"
89641463 1153nm_default="nm"
11e6d03a 1154objformat="elf"
be7109c1 1155ranlib="ranlib"
0f3cb305 1156strip="strip"
11e6d03a 1157yasmexe="yasm"
8a608357
MR
1158
1159# machine
cc6a90dd 1160arch=`uname -m`
38d0a8aa 1161cpu="generic"
8a608357 1162
8a608357 1163# OS
4f854758 1164target_os=$(tolower $(uname -s))
8a608357 1165
8a608357 1166# configurable options
497237c7 1167enable debug
497237c7
RP
1168enable ffmpeg
1169enable ffplay
1170enable ffserver
1171enable ipv6
497237c7
RP
1172enable mpegaudio_hp
1173enable network
8400d6b8 1174enable optimizations
497237c7 1175enable protocols
530dc538 1176enable static
87a0fb62 1177enable stripping
8a608357 1178
8a608357 1179# build settings
11a9d3e8 1180add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1181SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1182FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1183LIBPREF="lib"
1184LIBSUF=".a"
c5f14466
RP
1185FULLNAME='$(NAME)$(BUILDSUF)'
1186LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1187SLIBPREF="lib"
1188SLIBSUF=".so"
c5f14466 1189SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1190SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1191SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1192LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1193
9da6609f
MR
1194host_cflags='-O3 -g -Wall'
1195host_libs='-lm'
1196
a7ada2ba
MR
1197target_path='.'
1198
0d7dca36
DB
1199# gcc stupidly only outputs the basename of targets with -MM, but we need the
1200# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1201DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1202
c597172e
MR
1203# find source path
1204source_path="`dirname \"$0\"`"
497237c7 1205enable source_path_used
c597172e
MR
1206if test -z "$source_path" -o "$source_path" = "." ; then
1207 source_path="`pwd`"
497237c7 1208 disable source_path_used
c597172e
MR
1209else
1210 source_path="`cd \"$source_path\"; pwd`"
1211 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1212 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1213fi
1214
c597172e
MR
1215FFMPEG_CONFIGURATION="$@"
1216
73ef8980
MR
1217find_things(){
1218 thing=$1
1219 pattern=$2
1220 file=$source_path/$3
932ccf39 1221 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1222}
1223
1224ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1225DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1226PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1227BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1228MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1229DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1230OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1231INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1232PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1233FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1234
7483e694
DB
1235enable $ARCH_EXT_LIST \
1236 $DECODER_LIST \
1237 $ENCODER_LIST \
1238 $PARSER_LIST \
1239 $BSF_LIST \
1240 $DEMUXER_LIST \
1241 $MUXER_LIST \
f7679c54 1242 $FILTER_LIST \
7483e694
DB
1243 $PROTOCOL_LIST \
1244 $INDEV_LIST \
1245 $OUTDEV_LIST \
c597172e
MR
1246
1247die_unknown(){
1248 echo "Unknown option \"$1\"."
1249 echo "See $0 --help for available options."
1250 exit 1
1251}
1252
794f8e97 1253show_list() {
bf0c4afa
RP
1254 suffix=_$1
1255 shift
1256 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1257 exit 0
1258}
1259
c597172e 1260for opt do
7483e694
DB
1261 optval="${opt#*=}"
1262 case "$opt" in
0f010b2f 1263 --extra-cflags=*) add_cflags $optval
7483e694 1264 ;;
0f010b2f 1265 --extra-ldflags=*) add_ldflags $optval
7483e694 1266 ;;
0f010b2f 1267 --extra-libs=*) add_extralibs $optval
7483e694 1268 ;;
8fb1cb58 1269 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1270 ;;
40bcf4c7
BL
1271 --enable-debug=*) debuglevel="$optval"
1272 ;;
7483e694
DB
1273 --enable-*=*|--disable-*=*)
1274 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1275 case "$thing" in
81124ba0 1276 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1277 *) die_unknown "$opt" ;;
1278 esac
1279 ;;
1280 --enable-?*|--disable-?*)
1281 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1282 if is_in $option $COMPONENT_LIST; then
1283 eval $action \$$(toupper ${option%s})_LIST
1284 elif is_in $option $CMDLINE_SELECT; then
1285 $action $option
1286 else
1287 die_unknown $opt
1288 fi
7483e694
DB
1289 ;;
1290 --list-*)
1291 NAME="${opt#--list-}"
1292 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1293 NAME=${NAME%s}
1294 eval show_list $NAME \$$(toupper $NAME)_LIST
1295 ;;
1296 --help|-h) show_help
1297 ;;
1298 *)
884a36a7 1299 optname="${opt%%=*}"
26759c44
MR
1300 optname="${optname#--}"
1301 optname=$(echo "$optname" | sed 's/-/_/g')
1302 is_in $optname $CMDLINE_SET || die_unknown $opt
1303 eval $optname='$optval'
7483e694
DB
1304 ;;
1305 esac
c597172e
MR
1306done
1307
bcea99bb
MR
1308disabled logging && logfile=/dev/null
1309
1310echo "# $0 $@" > $logfile
1311set >> $logfile
1312
9da6609f
MR
1313test -n "$cross_prefix" && enable cross_compile
1314
adb2b908 1315ar="${cross_prefix}${ar}"
313c46a6 1316as_default="${cross_prefix}${as_default}"
11e6d03a 1317cc_default="${cross_prefix}${cc_default}"
20e0ed95 1318nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1319ranlib="${cross_prefix}${ranlib}"
1320strip="${cross_prefix}${strip}"
1321
c5200f17
MR
1322sysinclude_default="${sysroot}/usr/include"
1323
313c46a6 1324set_default as cc nm sysinclude
9da6609f
MR
1325enabled cross_compile || host_cc_default=$cc
1326set_default host_cc
13c7df3d 1327
c0f5b7f1
MR
1328case $target_os in
1329 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) EXESUF=.exe ;;
1330esac
1331
e4e69e0b 1332# set temporary file name
a49d42c2 1333: ${TMPDIR:=$TEMPDIR}
c51fafa1 1334: ${TMPDIR:=$TMP}
a49d42c2 1335: ${TMPDIR:=/tmp}
e4e69e0b 1336
54460a83
MR
1337if ! check_cmd type mktemp; then
1338 # simple replacement for missing mktemp
1339 # NOT SAFE FOR GENERAL USE
1340 mktemp(){
1341 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1342 }
1343fi
1344
1345tmpfile(){
1346 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1347 (set -C; exec > $tmp) 2>/dev/null ||
1348 die "Unable to create temoporary file in $TMPDIR."
1349 append TMPFILES $tmp
1350 eval $1=$tmp
1351}
1352
1353trap 'rm -f -- $TMPFILES' EXIT
1354trap exit HUP INT TERM
1355
1356tmpfile TMPC .c
1357tmpfile TMPE $EXESUF
1358tmpfile TMPH .h
1359tmpfile TMPO .o
1360tmpfile TMPS .S
1361tmpfile TMPSH .sh
1362
1363unset -f mktemp
e4e69e0b 1364
993f2d0f
MR
1365# make sure we can execute files in $TMPDIR
1366cat > $TMPSH 2>> $logfile <<EOF
1367#! /bin/sh
1368EOF
1369chmod +x $TMPSH >> $logfile 2>&1
1370if ! $TMPSH >> $logfile 2>&1; then
1371 cat <<EOF
1372Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1373variable to another directory and make sure that it is not mounted noexec.
1374EOF
1375 die "Sanity test failed."
1376fi
993f2d0f 1377
3a636b6f 1378if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1379 cc_type=gcc
1380elif $cc --version 2>/dev/null | grep -q Intel; then
1381 cc_type=icc
1382elif $cc -v 2>&1 | grep -q xlc; then
1383 cc_type=xlc
df442a8d
MR
1384elif $cc -V 2>/dev/null | grep -q Compaq; then
1385 cc_type=ccc
1386 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1387 debuglevel=3
df442a8d 1388 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1389elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1390 test -d "$sysroot" || die "No valid sysroot specified."
1391 cc_type=armcc
1392 armcc_conf="$PWD/armcc.conf"
1393 $cc --arm_linux_configure \
1394 --arm_linux_config_file="$armcc_conf" \
1395 --configure_sysroot="$sysroot" \
1396 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1397 die "Error creating armcc configuration file."
1398 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
629687f6
MR
1399fi
1400
1401test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1402
154d432c
MR
1403if test -n "$sysroot"; then
1404 case "$cc_type" in
1405 gcc)
1406 add_cflags --sysroot="$sysroot"
1407 add_ldflags --sysroot="$sysroot"
1408 ;;
1409 esac
1410fi
1411
993f2d0f
MR
1412# compiler sanity check
1413check_exec <<EOF
1414int main(void){ return 0; }
1415EOF
1416if test "$?" != 0; then
1417 echo "$cc is unable to create an executable file."
1418 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1419 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1420 echo "Only do this if you know what cross compiling means."
1421 fi
1422 die "C compiler test failed."
1423fi
1424
e9b9a2f8 1425check_cflags -std=c99
9d821fc2
DB
1426check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1427#include <stdlib.h>
1428EOF
1429check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1430#include <stdlib.h>
1431EOF
e9b9a2f8 1432
b24dbcbd 1433case "$arch" in
b24dbcbd
RP
1434 alpha)
1435 arch="alpha"
1436 enable fast_64bit
c0a02a3e 1437 check_cflags -mieee
b24dbcbd 1438 ;;
cfdb6148
MR
1439 arm|armv[4567]*l)
1440 arch="arm"
b24dbcbd 1441 ;;
f4870943
MR
1442 avr32)
1443 ;;
cfdb6148
MR
1444 bfin)
1445 arch="bfin"
1446 ;;
1447 ia64)
1448 arch="ia64"
b24dbcbd 1449 enable fast_64bit
cfdb6148
MR
1450 ;;
1451 m68k)
1452 arch="m68k"
b24dbcbd 1453 ;;
de3a1240 1454 mips|mipsel|IP*)
b24dbcbd
RP
1455 arch="mips"
1456 ;;
de3a1240
DB
1457 mips64)
1458 arch="mips"
1459 enable fast_64bit
1460 ;;
61597a98 1461 parisc|hppa)
b24dbcbd
RP
1462 arch="parisc"
1463 ;;
61597a98 1464 parisc64|hppa64)
b24dbcbd
RP
1465 arch="parisc"
1466 enable fast_64bit
1467 ;;
cfdb6148
MR
1468 "Power Macintosh"|ppc|powerpc)
1469 arch="ppc"
1470 enable fast_unaligned
1471 ;;
1472 ppc64)
1473 arch="ppc"
1474 enable fast_64bit
1475 enable fast_unaligned
1476 ;;
b24dbcbd
RP
1477 s390|s390x)
1478 arch="s390"
1479 ;;
cfdb6148
MR
1480 sh4|sh)
1481 arch="sh4"
b24dbcbd 1482 ;;
cfdb6148
MR
1483 sparc)
1484 arch="sparc"
1485 ;;
1486 sun4u|sparc64)
1487 arch="sparc"
1488 subarch="sparc64"
b24dbcbd
RP
1489 enable fast_64bit
1490 ;;
cfdb6148
MR
1491 i386|i486|i586|i686|i86pc|BePC)
1492 arch="x86"
1493 subarch="x86_32"
1494 enable fast_unaligned
1495 ;;
1496 x86_64|amd64)
1497 arch="x86"
1498 subarch="x86_32"
1499 enable cmov
1500 enable fast_cmov
1501 enable fast_unaligned
1502 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1503 int test[sizeof(char*) - 7];
1504EOF
b24dbcbd
RP
1505 ;;
1506 *)
1507 arch="unknown"
1508 ;;
1509esac
1510
62045d48 1511enable $arch $subarch
b24dbcbd 1512
7483e694 1513# OS specific
4f854758 1514case $target_os in
7483e694 1515 beos|haiku|zeta)
c9d19248 1516 prefix_default="$HOME/config"
7483e694 1517 # helps building libavcodec
0f010b2f 1518 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1519 # 3 gcc releases known for BeOS, each with ugly bugs
1520 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1521 case "$gcc_version" in
1522 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1523 disable mmx
1524 ;;
1525 *20010315*) echo "BeBits gcc"
0f010b2f 1526 add_cflags -fno-expensive-optimizations
7483e694
DB
1527 ;;
1528 esac
7483e694
DB
1529 SHFLAGS=-nostart
1530 # enable BeOS things
1531 enable audio_beos
1532 # no need for libm, but the inet stuff
1533 # Check for BONE
1534 # XXX: actually should check for NOT net_server
78fe7631 1535 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1536 network_extralibs="-lbind -lsocket"
1537 else
1538 enable beos_netserver
1539 network_extralibs="-lnet"
1540 fi ;;
1541 sunos)
1542 FFSERVERLDFLAGS=""
9987769a 1543 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1544 network_extralibs="-lsocket -lnsl"
e193c74e 1545 add_cflags -D__EXTENSIONS__
7483e694
DB
1546 ;;
1547 netbsd)
1548 oss_demuxer_extralibs="-lossaudio"
1549 oss_muxer_extralibs="-lossaudio"
1550 ;;
1551 openbsd)
1552 disable need_memalign
1553 LIBOBJFLAGS='$(PIC)'
7483e694 1554 SHFLAGS='-shared'
7483e694
DB
1555 oss_demuxer_extralibs="-lossaudio"
1556 oss_muxer_extralibs="-lossaudio"
1557 ;;
1558 freebsd)
1559 disable need_memalign
1560 ;;
1561 bsd/os)
1562 osextralibs="-lpoll -lgnugetopt"
1563 strip="strip -d"
1564 ;;
1565 darwin)
1566 disable need_memalign
0138c54e 1567 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1568 strip="strip -x"
1569 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1570 SLIBSUF=".dylib"
1571 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1572 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1573 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1574 objformat="macho"
1b0f6fb8 1575 enabled x86_64 && objformat="macho64"
7483e694
DB
1576 ;;
1577 mingw32*)
4f854758 1578 target_os=mingw32
dcc01c06 1579 LIBTARGET=i386
1fc9fb8a 1580 if enabled x86_64; then
dcc01c06
RP
1581 disable need_memalign
1582 LIBTARGET=x64
1583 fi
fbd971a4 1584 shlibdir_default="$bindir_default"
7483e694
DB
1585 disable ffserver
1586 SLIBPREF=""
1587 SLIBSUF=".dll"
7483e694
DB
1588 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1589 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1590 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1591 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1592 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1593 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1594 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1595 objformat="win32"
bc574408 1596 enable dos_paths
b1549d61 1597 if ! enabled x86_64; then
f7ad5aa2
RP
1598 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1599 die "ERROR: MinGW runtime version must be >= 3.15."
1600 enabled_any avisynth vfwcap_demuxer &&
1601 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1602 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1603 fi
7483e694
DB
1604 ;;
1605 cygwin*)
4f854758 1606 target_os=cygwin
fbd971a4 1607 shlibdir_default="$bindir_default"
7483e694
DB
1608 SLIBPREF="cyg"
1609 SLIBSUF=".dll"
1610 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1611 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1612 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1613 objformat="win32"
bc574408 1614 enable dos_paths
7483e694 1615 ;;
4f365f37 1616 *-dos|freedos|opendos)
fdf11906 1617 disable ffplay ffserver
4f365f37
MK
1618 disable $INDEV_LIST $OUTDEV_LIST
1619 network_extralibs="-lsocket"
ff1c015d 1620 objformat="coff"
bc574408 1621 enable dos_paths
4f365f37 1622 ;;
7483e694 1623 linux)
7483e694
DB
1624 enable dv1394
1625 ;;
1626 irix*)
4f854758 1627 target_os=irix
7483e694
DB
1628 ranlib="echo ignoring ranlib"
1629 ;;
d22e8442 1630 os/2*)
d22e8442
DY
1631 strip="lxlite"
1632 ln_s="cp -f"
d22e8442 1633 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1634 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1635 FFSERVERLDFLAGS=""
287d3b13 1636 LIBSUF="_s.a"
d22e8442
DY
1637 SLIBPREF=""
1638 SLIBSUF=".dll"
1639 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1640 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1641 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1642 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1643 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1644 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1645 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1646 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1647 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1648 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1649 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1650 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1651 enable dos_paths
d22e8442
DY
1652 ;;
1653
7483e694 1654 *)
4f924f9a 1655 die "Unknown OS '$target_os'."
7483e694
DB
1656 ;;
1657esac
1658
c9d19248
MR
1659set_default $PATHS_LIST
1660
c597172e 1661add_extralibs $osextralibs
de6d9b64 1662
28d8e661
DB
1663# Combine FFLDFLAGS and the LDFLAGS environment variable.
1664LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1665
320d060a 1666# we need to build at least one lib type
93b3c083 1667if ! enabled_any static shared; then
320d060a
DB
1668 cat <<EOF
1669At least one library type must be built.
1670Specify --enable-static to build the static libraries or --enable-shared to
1671build the shared libraries as well. To only build the shared libraries specify
1672--disable-static in addition to --enable-shared.
1673EOF
1674 exit 1;
1675fi
1676
abc4e572 1677disabled static && LIBNAME=""
2a320695 1678
a2234ceb
RP
1679if enabled_any libfaad libfaadbin ; then
1680 if check_header faad.h; then
295b8c70 1681 check_cc <<EOF
a2234ceb
RP
1682#include <faad.h>
1683#ifndef FAAD2_VERSION
1684ok faad1
1685#endif
db817cf3 1686int main(void) { return 0; }
a2234ceb
RP
1687EOF
1688 test $? = 0 && enable libfaad2
1689 else
ff3dac65 1690 die "FAAD test failed."
a2234ceb
RP
1691 fi
1692fi
1693
1694
93b3c083 1695if ! enabled gpl; then
54118497
RP
1696 die_gpl_disabled(){
1697 name=$1
1698 shift
1699 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1700 }
4a24ab64 1701 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1702 die_gpl_disabled "libx264" libx264
1703 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1704 die_gpl_disabled "FAAD2" libfaad2
1705 die_gpl_disabled "The X11 grabber" x11grab
ebb810d9 1706fi
b2e3c528 1707
3fe142e2
DB
1708if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1709 die "libamr is nonfree and --enable-nonfree is not specified."
1710fi
1711
9eeed841 1712check_deps $ARCH_EXT_LIST
0f3cb305 1713
5d323602
MR
1714test -z "$need_memalign" && need_memalign="$mmx"
1715
cf9d24ad 1716#Darwin CC versions
4f854758 1717if test $target_os = darwin; then
629687f6 1718 if enabled xlc; then
0f010b2f 1719 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1720 else
0f010b2f
DB
1721 add_cflags -pipe
1722 check_cflags -force_cpusubtype_ALL
1723 check_cflags -Wno-sign-compare
f946a9a4 1724 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1725 fi
2a1a6b64
MN
1726fi
1727
40617a6d 1728disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1729
a4adb608 1730# Add processor-specific flags
38d0a8aa 1731if test $cpu != "generic"; then
bc8ec47b
MR
1732 warn_altivec(){
1733 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1734 }
38d0a8aa 1735 case $cpu in
bb270c08 1736 601|ppc601|PowerPC601)
0f010b2f 1737 add_cflags -mcpu=601
bc8ec47b 1738 warn_altivec enabled PPC601
bb270c08
DB
1739 ;;
1740 603*|ppc603*|PowerPC603*)
0f010b2f 1741 add_cflags -mcpu=603
bc8ec47b 1742 warn_altivec enabled PPC603
bb270c08
DB
1743 ;;
1744 604*|ppc604*|PowerPC604*)
0f010b2f 1745 add_cflags -mcpu=604
bc8ec47b 1746 warn_altivec enabled PPC604
bb270c08
DB
1747 ;;
1748 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1749 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1750 warn_altivec enabled PPC75x
bb270c08
DB
1751 ;;
1752 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1753 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1754 warn_altivec disabled PPC745x
bb270c08
DB
1755 ;;
1756 74*|ppc74*|PowerPC74*)
0f010b2f 1757 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1758 warn_altivec disabled PPC74xx
bb270c08
DB
1759 ;;
1760 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1761 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1762 warn_altivec disabled PPC970
9cafbd6c 1763 enable ppc64
bb270c08 1764 ;;
e07e357d 1765 Cell|CELL|cell)
0f010b2f 1766 add_cflags -mcpu=cell
e07e357d 1767 warn_altivec disabled Cell
9cafbd6c 1768 enable ppc64
e07e357d 1769 ;;
e7768fc5
GP
1770 # targets that do NOT support conditional mov (cmov)
1771 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1772 add_cflags -march=$cpu
497237c7 1773 disable cmov
e7768fc5
GP
1774 ;;
1775 # targets that do support conditional mov (cmov)
416519dd 1776 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1777 add_cflags -march=$cpu
497237c7
RP
1778 enable cmov
1779 enable fast_cmov
94e4c3a3
GP
1780 ;;
1781 # targets that do support conditional mov but on which it's slow
800a5a19 1782 pentium4|pentium4m|prescott|nocona)
0f010b2f 1783 add_cflags -march=$cpu
497237c7
RP
1784 enable cmov
1785 disable fast_cmov
bb270c08 1786 ;;
d7b34d08 1787 sparc64)
0f010b2f 1788 add_cflags -mcpu=v9
d7b34d08 1789 ;;
f2e49553 1790 arm11*|cortex*)
0f010b2f 1791 add_cflags -mcpu=$cpu
f2e49553
MR
1792 enable fast_unaligned
1793 ;;
0223bd6f 1794 armv*)
0f010b2f 1795 add_cflags -march=$cpu
0223bd6f 1796 ;;
f2e49553 1797 arm*)
0f010b2f 1798 add_cflags -mcpu=$cpu
6b19786b 1799 ;;
1cd11856 1800 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1801 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1802 ;;
bb270c08 1803 *)
7483e694 1804 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1805 ;;
a4adb608
MN
1806 esac
1807fi
1808
b4d96ba2
MR
1809check_cc <<EOF || die "Symbol mangling check failed."
1810int ff_extern;
1811EOF
2f05d9c1 1812sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1813extern_prefix=${sym%%ff_extern*}
1814
f65883c8
MR
1815check_cc <<EOF && enable inline_asm
1816void foo(void) { __asm__ volatile ("" ::); }
1817EOF
61d251db 1818
9eeed841 1819if enabled x86; then
44965991
PI
1820 # check whether EBP is available on x86
1821 # As 'i' is stored on the stack, this program will crash
1822 # if the base pointer is used to access it because the
1823 # base pointer is cleared in the inline assembly code.
7dfef245 1824 check_exec_crash <<EOF && enable ebp_available
44965991 1825 volatile int i=0;
be449fca 1826 __asm__ volatile (
44965991
PI
1827 "xorl %%ebp, %%ebp"
1828 ::: "%ebp");
1829 return i;
44965991
PI
1830EOF
1831
1832 # check wether EBX is available on x86
940f335a 1833 check_asm ebx_available '"":::"%ebx"'
8e380710 1834
d3a4b4e0
DB
1835 # check whether more than 10 operands are supported
1836 check_cc <<EOF && enable ten_operands
1837int main(void) {
1838 int x=0;
1839 __asm__ volatile(
1840 ""
1841 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1842 );
1843 return 0;
1844}
1845EOF
1846
d7f0920b 1847 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1848 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1849 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1850
1851 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1852
d52481b9 1853 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1854 enabled x86_64 && append YASMFLAGS "-m amd64"
1855 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1856 case "$objformat" in
1857 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1858 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1859 *) append YASMFLAGS "-DPREFIX" ;;
1860 esac
7595a5e4 1861 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1862fi
1863
87ea51e0
LB
1864# check for assembler specific support
1865
5b6c2cbd 1866enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1867enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1868
57bd82d4
MR
1869# check for SIMD availability
1870
115329f1 1871# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1872if enabled altivec; then
3ed1a2ee
DB
1873 check_cflags -maltivec -mabi=altivec &&
1874 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1875 check_cflags -faltivec
b6e52719 1876
0182fee8 1877 # check if our compiler supports Motorola AltiVec C API
497237c7 1878 check_cc <<EOF || disable altivec
dcd479c0 1879$inc_altivec_h
a9a07762
MN
1880int main(void) {
1881 vector signed int v1, v2, v3;
1882 v1 = vec_add(v2,v3);
1883 return 0;
1884}
1885EOF
b006b26c
DB
1886
1887 # check if our compiler supports braces for vector declarations
80a61f08 1888 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1889$inc_altivec_h
80a61f08 1890int main (void) { (vector int) {1}; return 0; }
b006b26c 1891EOF
a9a07762 1892fi
ab6c65f6 1893
b4e806b2 1894# We have to check if pld is a nop and disable it.
a2fc0f6a 1895enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1896enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1897enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1898enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1899enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1900enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1901enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1902enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1903enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1904
0f010b2f 1905enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1906
57bd82d4
MR
1907# ---
1908# big/little-endian test
9eebe687
MR
1909check_cc <<EOF || die "endian test failed"
1910unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1911EOF
d04d9e16 1912od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1913
a3999908 1914# ---
3d204385
NK
1915# check availability of some header files
1916
a98bb16d
RP
1917if check_func dlopen; then
1918 ldl=
1919elif check_func dlopen -ldl; then
1920 ldl=-ldl
8bf5d58f
MN
1921fi
1922
75ecf149
DB
1923# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1924check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
1925
7483e694
DB
1926check_func fork
1927check_func gethrtime
1928check_func getrusage
094c09bb 1929check_func inet_aton $network_extralibs
7483e694
DB
1930check_func memalign
1931check_func mkstemp
1f91cdce 1932check_func posix_memalign
b507ebd1 1933check_func_headers io.h setmode
2446d3d6 1934check_func_headers windows.h GetProcessTimes
6ffa87d3 1935
e16e49ac 1936check_header conio.h
a98bb16d
RP
1937check_header dlfcn.h
1938check_header malloc.h
bf6ce82d 1939check_header poll.h
b58412f1 1940check_header sys/mman.h
b091aa44 1941check_header sys/resource.h
bf6ce82d 1942check_header sys/select.h
a98bb16d 1943check_header termios.h
272081b0
CEH
1944check_header vdpau/vdpau.h
1945check_header vdpau/vdpau_x11.h
68178ca9 1946check_header X11/extensions/XvMClib.h
a98bb16d 1947
1f91cdce
RP
1948if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1949 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1950fi
e16e49ac 1951
a4fa192c 1952disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1953disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1954
1955# check for some common methods of building with pthread support
1956# do this before the optional library checks as some of them require pthreads
1957if enabled pthreads; then
9e7fd101
MR
1958 if check_func pthread_create; then
1959 :
1960 elif check_func pthread_create -pthread; then
1961 add_cflags -pthread
afc9aee2 1962 add_extralibs -pthread
9e7fd101
MR
1963 elif check_func pthread_create -pthreads; then
1964 add_cflags -pthreads
afc9aee2 1965 add_extralibs -pthreads
8d94f606
GT
1966 elif check_func pthread_create -lpthreadGC2; then
1967 add_extralibs -lpthreadGC2
9e7fd101
MR
1968 elif ! check_lib pthread.h pthread_create -lpthread; then
1969 die "ERROR: can't find pthreads library"
1970 fi
57bd82d4
MR
1971fi
1972
8eee7025 1973for thread in $THREADS_LIST; do
e5f94c2b 1974 if enabled $thread; then
3ae3b721
RP
1975 test -n "$thread_type" &&
1976 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1977 thread_type="$thread"
e5f94c2b
RP
1978 fi
1979done
1980
fdf88598
MR
1981check_lib math.h sin -lm
1982
a33cab3a 1983# test for C99 functions in math.h
7b04b8a0 1984for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1985 check_exec <<EOF && enable $func || disable $func
f32adb22 1986#include <math.h>
a33cab3a 1987int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1988EOF
a33cab3a 1989done
f32adb22 1990
57bd82d4 1991# these are off by default, so fail if requested and not available
79fda097 1992enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1993enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1994enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1995enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1996 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1997 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1998enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1999enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2000enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2001enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2002enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3d6fac8c 2003enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2004enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2005 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2006enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2007enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2008enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2009enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2010 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2011 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2012enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2013enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2014
0b4a1821
AS
2015# libdc1394 check
2016if enabled libdc1394; then
2017 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2018 enable libdc1394_2; } ||
2019 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2020 enable libdc1394_1; } ||
2021 die "ERROR: No version of libdc1394 found "
2022fi
2023
2024
c13e1abd
FH
2025_restrict=
2026for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2027 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2028void foo(char * $restrict_keyword p);
2029EOF
c13e1abd
FH
2030done
2031
a86b921c 2032##########################################
29799f8b 2033# SDL check
a86b921c 2034
497237c7
RP
2035disable sdl_too_old
2036disable sdl
6a1a892f 2037SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2038if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
2039 sdl_cflags=`"${SDL_CONFIG}" --cflags`
2040 temp_cflags $sdl_cflags
dcd479c0 2041 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 2042 if check_lib2 SDL.h SDL_Init; then
dcd479c0 2043 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 2044 if test "$_sdlversion" -lt 121 ; then
497237c7 2045 enable sdl_too_old
dcd479c0 2046 else
497237c7 2047 enable sdl
225e21ef 2048 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2049#include <SDL.h>
d6773f56 2050int main(int argc, char **argv){
29f3b38a
MR
2051 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2052 int w = vi->current_w;
2053 return 0;
2054}
2055EOF
dcd479c0
MR
2056 fi
2057 fi
29f3b38a 2058 restore_flags
c3f6b472 2059fi
57bd82d4 2060
2270b4b2 2061texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2062
7a91333f 2063##########################################
73b46a95
RP
2064# Network check
2065
2066if enabled network; then
96000432 2067 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2068 # Prefer arpa/inet.h over winsock2
2069 if check_header arpa/inet.h ; then
2070 check_func closesocket
2071 elif check_header winsock2.h ; then
ea10ddde 2072 network_extralibs="-lws2_32"
72be9e73 2073 check_type ws2tcpip.h socklen_t
2446d3d6 2074 check_func_headers winsock2.h closesocket
73b46a95
RP
2075 fi
2076fi
2077
2078##########################################
29799f8b 2079# IPv6 check
7a91333f 2080
497237c7 2081enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2082#include <sys/types.h>
2083#include <sys/socket.h>
2084#include <netinet/in.h>
2085#include <netdb.h>
db817cf3 2086int main(void) {
7483e694
DB
2087 struct sockaddr_storage saddr;
2088 struct ipv6_mreq mreq6;
2089 getaddrinfo(0,0,0,0);
2090 getnameinfo(0,0,0,0,0,0,0);
2091 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2092}
2093EOF
2094
06e31011
RP
2095check_header linux/videodev.h
2096check_header linux/videodev2.h
1b6e8b73 2097check_header sys/videoio.h
47f38850 2098
2446d3d6 2099check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2100
f8aa696f 2101# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2102{ check_header dev/bktr/ioctl_meteor.h &&
2103 check_header dev/bktr/ioctl_bt848.h; } ||
2104{ check_header machine/ioctl_meteor.h &&
2105 check_header machine/ioctl_bt848.h; } ||
2106{ check_header dev/video/meteor/ioctl_meteor.h &&
2107 check_header dev/video/bktr/ioctl_bt848.h; } ||
2108check_header dev/ic/bt8xx.h
f8aa696f 2109
c7682de0
RP
2110check_header sys/soundcard.h
2111check_header soundcard.h
deb29777 2112
35fd8122
NG
2113check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2114
7483e694 2115# deal with the X11 frame grabber
56a059ac 2116enabled x11grab &&
f58f4ce1
GP
2117check_header X11/Xlib.h &&
2118check_header X11/extensions/XShm.h &&
2119check_func XOpenDisplay -lX11 &&
06eab4ba 2120check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2121
40bcf4c7 2122enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2123
2124# add some useful compiler flags if supported
2125check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2126check_cflags -Wall
2127check_cflags -Wno-switch
c07bd6a9
MN
2128check_cflags -Wdisabled-optimization
2129check_cflags -Wpointer-arith
2130check_cflags -Wredundant-decls
cc1fb623 2131check_cflags -Wno-pointer-sign
f4929996 2132check_cflags -Wcast-qual
9aceb3cf 2133check_cflags -Wwrite-strings
652a5bf6 2134check_cflags -Wtype-limits
764551c6 2135check_cflags -Wundef
5af4e0cc 2136enabled extra_warnings && check_cflags -Winline
cf9d24ad 2137
57bd82d4 2138# add some linker flags
5c0e9479 2139check_ldflags -Wl,--warn-common
8351d2ba
DB
2140check_ldflags -Wl,--as-needed
2141check_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 2142check_ldflags -Wl,-Bsymbolic
94a3401e 2143
bd2216e4
MR
2144if enabled small; then
2145 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2146 optimizations="small"
2147elif enabled optimizations; then
629687f6 2148 if enabled xlc; then
0f010b2f
DB
2149 add_cflags -O5
2150 add_ldflags -O5
df442a8d
MR
2151 elif enabled ccc; then
2152 add_cflags -fast
cf9d24ad 2153 else
0f010b2f 2154 add_cflags -O3
cf9d24ad 2155 fi
cddf3f45 2156fi
11fdbc44 2157check_cflags -fno-math-errno
b2eb2ff0 2158check_cflags -fno-signed-zeros
cddf3f45 2159
504a64b9 2160# add some flags for Intel C Compiler
629687f6 2161if enabled icc; then
b1598b58
MR
2162 # Just warnings, no remarks
2163 check_cflags -w1
2164 # -wd: Disable following warnings
2165 # 144, 167, 556: -Wno-pointer-sign
2166 # 10006: ignoring unknown option -fno-signed-zeros
2167 # 10156: ignoring option '-W'; no argument required
2168 check_cflags -wd144,167,556,10006,10156
2169 # 11030: Warning unknown option --as-needed
2170 # 10156: ignoring option '-export'; no argument required
2171 check_ldflags -wd10156,11030
2172 # Allow to compile with optimizations
2173 check_ldflags -march=$cpu
df442a8d
MR
2174elif enabled ccc; then
2175 # disable some annoying warnings
2176 add_cflags -msg_disable cvtu32to64
2177 add_cflags -msg_disable embedcomment
2178 add_cflags -msg_disable needconstext
2179 add_cflags -msg_disable nomainieee
2180 add_cflags -msg_disable ptrmismatch1
2181 add_cflags -msg_disable unreachcode
504a64b9
CEH
2182fi
2183
80581e98 2184# PIC flags for shared library objects where they are needed
5af4e0cc 2185if enabled shared; then
569cb218
MR
2186 # LIBOBJFLAGS may have already been set in the OS configuration
2187 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2188 case "${subarch-$arch}" in
b6bd7268 2189 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2190 esac
2191 fi
80581e98
MN
2192fi
2193
90be59ef 2194if enabled gprof; then
0f010b2f
DB
2195 add_cflags -p
2196 add_ldflags -p
1db54e20
DB
2197fi
2198
7f3c02fc 2199# Find out if the .align argument is a power of two or not.
9377b6ce 2200check_asm asmalign_pot '".align 3"'
4454dc1b 2201
7483e694
DB
2202enabled_any $DECODER_LIST && enable decoders
2203enabled_any $ENCODER_LIST && enable encoders
2204enabled_any $BSF_LIST && enable bsfs
2205enabled_any $DEMUXER_LIST && enable demuxers
2206enabled_any $MUXER_LIST && enable muxers
f7679c54 2207enabled_any $FILTER_LIST && enable filters
7483e694
DB
2208enabled_any $INDEV_LIST && enable demuxers
2209enabled_any $OUTDEV_LIST && enable muxers
2210enabled_any $PROTOCOL_LIST && enable protocols
2211
2212enabled_any $THREADS_LIST && enable threads
2213
2214check_deps $CONFIG_LIST \
b6bb00b0 2215 $CONFIG_EXTRA \
7483e694
DB
2216 $HAVE_LIST \
2217 $DECODER_LIST \
2218 $ENCODER_LIST \
2219 $PARSER_LIST \
2220 $BSF_LIST \
2221 $DEMUXER_LIST \
2222 $MUXER_LIST \
f7679c54 2223 $FILTER_LIST \
7483e694
DB
2224 $INDEV_LIST \
2225 $OUTDEV_LIST \
2226 $PROTOCOL_LIST \
f70f03f6 2227
3e89171a 2228echo "install prefix $prefix"
f36958f8
DB
2229echo "source path $source_path"
2230echo "C compiler $cc"
bfd5afd8 2231echo ".align is power-of-two $asmalign_pot"
f36958f8 2232echo "ARCH $arch ($cpu)"
ce8871c2
MR
2233if test "$build_suffix" != ""; then
2234 echo "build suffix $build_suffix"
eb94aca9 2235fi
ac63af34
DB
2236if test "$extra_version" != ""; then
2237 echo "version string suffix $extra_version"
2238fi
0db2ce77 2239echo "big-endian ${bigendian-no}"
5b6c2cbd 2240if enabled x86; then
af44e8e4 2241 echo "yasm ${yasm-no}"
0db2ce77 2242 echo "MMX enabled ${mmx-no}"
30e98e62 2243 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2244 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2245 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2246 echo "SSE enabled ${sse-no}"
30e98e62 2247 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2248 echo "CMOV enabled ${cmov-no}"
2249 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2250 echo "EBX available ${ebx_available-no}"
2251 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2252 echo "10 operands supported ${ten_operands-no}"
e41e8342 2253fi
5b6c2cbd 2254if enabled arm; then
0db2ce77
MR
2255 echo "ARMv5TE enabled ${armv5te-no}"
2256 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2257 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2258 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2259 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2260 echo "NEON enabled ${neon-no}"
eba9ae3c 2261fi
5b6c2cbd 2262if enabled mips; then
0db2ce77 2263 echo "MMI enabled ${mmi-no}"
e41e8342 2264fi
5b6c2cbd 2265if enabled ppc; then
0db2ce77 2266 echo "AltiVec enabled ${altivec-no}"
30e98e62 2267 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2268 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2269 echo "performance report ${powerpc_perf-no}"
2270fi
2271if enabled sparc; then
2272 echo "VIS enabled ${vis-no}"
e41e8342 2273fi
0db2ce77
MR
2274echo "gprof enabled ${gprof-no}"
2275echo "debug symbols ${debug-no}"
87a0fb62 2276echo "strip symbols ${stripping-no}"
8400d6b8 2277echo "optimizations ${optimizations-no}"
0db2ce77
MR
2278echo "static ${static-no}"
2279echo "shared ${shared-no}"
4a24ab64 2280echo "postprocessing support ${postproc-no}"
f7679c54 2281echo "new filter support ${avfilter-no}"
81124ba0 2282echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2283echo "network support ${network-no}"
90be59ef 2284if enabled network; then
0db2ce77 2285 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2286fi
0db2ce77
MR
2287echo "threading support ${thread_type-no}"
2288echo "SDL support ${sdl-no}"
90be59ef 2289if enabled sdl_too_old; then
bfd5afd8
DB
2290 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2291fi
0db2ce77
MR
2292echo "Sun medialib support ${mlib-no}"
2293echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2294echo "libamr-nb support ${libamr_nb-no}"
2295echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2296echo "libdc1394 support ${libdc1394-no}"
690bfceb 2297echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2298echo "libfaac enabled ${libfaac-no}"
2299echo "libfaad enabled ${libfaad-no}"
7e0871a7 2300echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2301echo "libgsm enabled ${libgsm-no}"
2302echo "libmp3lame enabled ${libmp3lame-no}"
2303echo "libnut enabled ${libnut-no}"
9a77d59a 2304echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2305echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2306echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2307echo "libtheora enabled ${libtheora-no}"
2308echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2309echo "libx264 enabled ${libx264-no}"
2310echo "libxvid enabled ${libxvid-no}"
0db2ce77 2311echo "zlib enabled ${zlib-no}"
f402916e 2312echo "bzlib enabled ${bzlib-no}"
2c62e737 2313echo
de6d9b64 2314
f7679c54 2315for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2316 echo "Enabled ${type}s:"
f65c9da1 2317 eval list=\$$(toupper $type)_LIST
8138b9db 2318 for part in $list; do
f65c9da1
MR
2319 enabled $part && echo ${part%_*}
2320 done | sort | pr -3 -t
2321 echo
8138b9db
RP
2322done
2323
ba321adb
JK
2324license="LGPL"
2325if enabled nonfree; then
2326 license="unredistributable"
2327elif enabled gpl; then
2328 license="GPL"
2329fi
2330
2331echo "License: $license"
ca5323af 2332
cf1392e9
DB
2333echo "Creating config.mak and config.h..."
2334
29799f8b
DB
2335echo "# Automatically generated by configure - do not modify!" > config.mak
2336echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2337echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2338echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2339echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2340echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2341
d921f03f 2342echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2343echo "prefix=$prefix" >> config.mak
22a324da
DB
2344echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2345echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2346echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2347echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2348echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2349echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2350echo "CC=$cc" >> config.mak
313c46a6 2351echo "AS=$as" >> config.mak
304d586d 2352echo "YASM=$yasmexe" >> config.mak
980fc7b8 2353echo "AR=$ar" >> config.mak
be7109c1 2354echo "RANLIB=$ranlib" >> config.mak
20369773 2355echo "LN_S=$ln_s" >> config.mak
87a0fb62 2356enabled stripping &&
3ae3b721 2357 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2358 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2359
a9b3f630 2360echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2361echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2362echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2363echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2364echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2365echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2366echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2367echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2368echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2369echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2370echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2371echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2372echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2373echo "SLIBSUF=$SLIBSUF" >> config.mak
2374echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2375echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2376echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2377echo "HOSTCC=$host_cc" >> config.mak
2378echo "HOSTCFLAGS=$host_cflags" >> config.mak
2379echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2380echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2381echo "TARGET_EXEC=$target_exec" >> config.mak
2382echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2383
90be59ef 2384if enabled bigendian; then
7483e694
DB
2385 echo "WORDS_BIGENDIAN=yes" >> config.mak
2386 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2387fi
44161118 2388
90be59ef 2389if enabled sdl; then
7483e694
DB
2390 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2391 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2392fi
90be59ef 2393if enabled texi2html; then
7483e694 2394 echo "BUILD_DOC=yes" >> config.mak
146ea952 2395fi
5a872801 2396
719c8e00
MR
2397get_version(){
2398 name=$1
2399 file=$source_path/$2
147e7692
MR
2400 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2401 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2402 lcname=$(tolower $name)
2403 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2404 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2405}
2406
147e7692
MR
2407get_version LIBSWSCALE libswscale/swscale.h
2408get_version LIBPOSTPROC libpostproc/postprocess.h
2409get_version LIBAVCODEC libavcodec/avcodec.h
2410get_version LIBAVDEVICE libavdevice/avdevice.h
2411get_version LIBAVFORMAT libavformat/avformat.h
2412get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2413get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2414
5af4e0cc 2415if enabled shared; then
7483e694
DB
2416 echo "BUILD_SHARED=yes" >> config.mak
2417 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2418 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2419 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2420 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2421 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2422 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2423 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2424 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2425 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2426fi
d7e27559 2427echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2428echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2429
7b5e8a27
DB
2430echo "ARCH=$arch" >> config.mak
2431
3d907e22
MR
2432print_config ARCH_ $TMPH config.mak $ARCH_LIST
2433print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2434print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2435 $CONFIG_EXTRA \
7483e694
DB
2436 $DECODER_LIST \
2437 $ENCODER_LIST \
2438 $PARSER_LIST \
2439 $BSF_LIST \
2440 $DEMUXER_LIST \
2441 $MUXER_LIST \
f7679c54 2442 $FILTER_LIST \
7483e694
DB
2443 $PROTOCOL_LIST \
2444 $INDEV_LIST \
2445 $OUTDEV_LIST \
8ac17293 2446
c13e1abd
FH
2447echo "#define restrict $_restrict" >> $TMPH
2448
bd2216e4 2449if enabled small; then
7483e694 2450 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2451fi
2452
997baf01
MR
2453echo "SRC_PATH=\"$source_path\"" >> config.mak
2454echo "SRC_PATH_BARE=$source_path" >> config.mak
2455echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2456
8156056e 2457# Apparently it's not possible to portably echo a backslash.
3ae3b721 2458enabled asmalign_pot &&
7483e694 2459 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2460 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2461
b4d96ba2 2462echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2463
9c05103f
DB
2464echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2465
b7860763 2466# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2467cmp -s $TMPH config.h &&
2468 echo "config.h is unchanged" ||
2469 mv -f $TMPH config.h
3d204385 2470
165af439 2471# build tree in object directory if source path is different from current one
90be59ef 2472if enabled source_path_used; then
165af439 2473 DIRS="\
7483e694
DB
2474 doc \
2475 libavcodec \
2476 libavcodec/alpha \
a2fc0f6a 2477 libavcodec/arm \
7483e694 2478 libavcodec/bfin \
7483e694
DB
2479 libavcodec/mlib \
2480 libavcodec/ppc \
2481 libavcodec/sh4 \
2482 libavcodec/sparc \
a6493a8f 2483 libavcodec/x86 \
52a9cf34 2484 libavdevice \
f7679c54 2485 libavfilter \
7483e694
DB
2486 libavformat \
2487 libavutil \
2488 libpostproc \
2489 libswscale \
2490 tests \
2491 tools \
7483e694 2492 "
165af439 2493 FILES="\
7483e694
DB
2494 Makefile \
2495 common.mak \
71c61f62 2496 subdir.mak \
7483e694
DB
2497 doc/texi2pod.pl \
2498 libavcodec/Makefile \
52a9cf34 2499 libavdevice/Makefile \
f7679c54 2500 libavfilter/Makefile \
7483e694
DB
2501 libavformat/Makefile \
2502 libavutil/Makefile \
2503 libpostproc/Makefile \
2504 libswscale/Makefile \
2505 "
165af439 2506 for dir in $DIRS ; do
7483e694 2507 mkdir -p $dir
165af439
MR
2508 done
2509 for f in $FILES ; do
20369773 2510 $ln_s "$source_path/$f" $f
165af439
MR
2511 done
2512fi
def4272a 2513
def4272a 2514
d0674868 2515# build pkg-config files
def4272a 2516
d0674868
DB
2517pkgconfig_generate(){
2518name=$1
b0dfd108 2519shortname=${name#lib}${build_suffix}
d0674868
DB
2520comment=$2
2521version=$3
2522libs=$4
2523requires=$5
25cd5cb3 2524cat <<EOF > $name/$name.pc
3e89171a 2525prefix=$prefix
a94e666c 2526exec_prefix=\${prefix}
f2b7382c 2527libdir=$libdir
7622778e 2528includedir=$incdir
def4272a 2529
d0674868
DB
2530Name: $name
2531Description: $comment
2532Version: $version
5dcfe9f8
AH
2533Requires: $(disabled shared && echo $requires)
2534Requires.private: $(enabled shared && echo $requires)
def4272a 2535Conflicts:
12701f6e
AH
2536Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2537Libs.private: $(enabled shared && echo $libs)
76a448ed 2538Cflags: -I\${includedir}
def4272a 2539EOF
25cd5cb3 2540cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2541prefix=
2542exec_prefix=
46d1ff83 2543libdir=\${pcfiledir}
1d44d365 2544includedir=${source_path}
def4272a 2545
d0674868
DB
2546Name: $name
2547Description: $comment
2548Version: $version
2549Requires: $requires
def4272a 2550Conflicts:
12701f6e 2551Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2552Cflags: -I\${includedir}
2553EOF
d0674868 2554}
def4272a 2555
e426941d 2556pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2557pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2558pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2559pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2560enabled avfilter &&
46983309 2561 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2562enabled postproc &&
e426941d 2563 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
e426941d 2564 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"