matroskadec: merge ByteIOContext declarations at upper level
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
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."
c21d6325
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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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DB
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]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
e6b9d588
DB
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
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DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
e6b9d588
DB
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
272081b0 87 echo " --enable-vdpau enable VDPAU support [no]"
e6b9d588
DB
88 echo " --enable-w32threads use Win32 threads [no]"
89 echo " --enable-x11grab enable X11 grabbing [no]"
68178ca9 90 echo " --enable-xvmc enable XvMC support [no]"
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91 echo
92 echo "External library support:"
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93 echo " --enable-mlib enable Sun medialib [no]"
94 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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95 echo " --enable-bzlib enable bzlib [autodetect]"
96 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
97 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 98 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
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99 echo " and libraw1394 [no]"
100 echo " --enable-libdirac enable Dirac support via libdirac [no]"
101 echo " --enable-libfaac enable FAAC support via libfaac [no]"
102 echo " --enable-libfaad enable FAAD support via libfaad [no]"
103 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
104 echo " --enable-libgsm enable GSM support via libgsm [no]"
105 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 106 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 107 echo " native (de)muxer exists [no]"
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108 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
109 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
110 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 111 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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112 echo " native implementation exists [no]"
113 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 114 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 115 echo " native MPEG-4/Xvid encoder exists [no]"
27cb5cbc 116 echo " --enable-zlib enable zlib [autodetect]"
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117 echo ""
118 echo "Advanced options (experts only):"
119 echo " --source-path=PATH path to source code [$source_path]"
120 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 121 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 122 echo " --target-os=OS compiler targets OS [$target_os]"
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123 echo " --target-exec=CMD command to run executables on target"
124 echo " --target-path=DIR path to view of build directory on target"
89641463 125 echo " --nm=NM use nm tool"
74c53c2d 126 echo " --cc=CC use C compiler CC [$cc]"
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127 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
128 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
129 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
130 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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131 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
132 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
133 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 134 echo " --extra-version=STRING version string suffix []"
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135 echo " --build-suffix=SUFFIX library name suffix []"
136 echo " --arch=ARCH select architecture [$arch]"
137 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 138 echo " instruction selection, may crash on older CPUs)"
2b4c3615 139 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 140 echo " (requires enabling PMC)"
4f50c3d5 141 echo " --disable-altivec disable AltiVec optimizations"
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142 echo " --disable-mmx disable MMX optimizations"
143 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 144 echo " --disable-sse disable SSE optimizations"
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145 echo " --disable-ssse3 disable SSSE3 optimizations"
146 echo " --disable-armv5te disable armv5te optimizations"
147 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 148 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 149 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 150 echo " --disable-iwmmxt disable iwmmxt optimizations"
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151 echo " --disable-mmi disable MMI optimizations"
152 echo " --disable-neon disable neon optimizations"
153 echo " --disable-vis disable VIS optimizations"
e6b9d588 154 echo " --disable-network disable network support [no]"
0a23c0bb 155 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 156 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 157 echo " MPEG audio decoding [no]"
e8ed9b7a 158 echo " --disable-aandct disable AAN DCT code"
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159 echo " --disable-fft disable FFT code"
160 echo " --disable-golomb disable Golomb code"
161 echo " --disable-mdct disable MDCT code"
cde9e780 162 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 163 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 164 echo " --disable-ffplay disable ffplay build"
4f50c3d5 165 echo " --disable-ffserver disable ffserver build"
74c53c2d 166 echo " --enable-small optimize for size instead of speed"
3abe5fbd 167 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 168 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 169 echo " --enable-beos-netserver enable BeOS netserver"
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170 echo " --disable-encoder=NAME disable encoder NAME"
171 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 172 echo " --disable-encoders disable all encoders"
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DB
173 echo " --disable-decoder=NAME disable decoder NAME"
174 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
175 echo " --disable-decoders disable all decoders"
176 echo " --disable-muxer=NAME disable muxer NAME"
177 echo " --enable-muxer=NAME enable muxer NAME"
178 echo " --disable-muxers disable all muxers"
179 echo " --disable-demuxer=NAME disable demuxer NAME"
180 echo " --enable-demuxer=NAME enable demuxer NAME"
181 echo " --disable-demuxers disable all demuxers"
182 echo " --enable-parser=NAME enable parser NAME"
183 echo " --disable-parser=NAME disable parser NAME"
184 echo " --disable-parsers disable all parsers"
185 echo " --enable-bsf=NAME enable bitstream filter NAME"
186 echo " --disable-bsf=NAME disable bitstream filter NAME"
187 echo " --disable-bsfs disable all bitstream filters"
188 echo " --enable-protocol=NAME enable protocol NAME"
189 echo " --disable-protocol=NAME disable protocol NAME"
190 echo " --disable-protocols disable all protocols"
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191 echo " --disable-indevs disable input devices"
192 echo " --disable-outdevs disable output devices"
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193 echo " --disable-devices disable all devices"
194 echo " --enable-filter=NAME enable filter NAME"
195 echo " --disable-filter=NAME disable filter NAME"
196 echo " --disable-filters disable all filters"
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197 echo " --list-decoders show all available decoders"
198 echo " --list-encoders show all available encoders"
199 echo " --list-muxers show all available muxers"
200 echo " --list-demuxers show all available demuxers"
201 echo " --list-parsers show all available parsers"
202 echo " --list-protocols show all available protocols"
203 echo " --list-bsfs show all available bitstream filters"
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204 echo " --list-indevs show all available input devices"
205 echo " --list-outdevs show all available output devices"
1865259f 206 echo " --list-filters show all available filters"
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207 echo
208 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 209 echo " --disable-debug disable debugging symbols"
b7d49373 210 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 211 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 212 echo " --disable-optimizations disable compiler optimizations"
0a622b98 213 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 214 echo " --disable-stripping disable stripping of executables and shared libraries"
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215 echo ""
216 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 217 exit 0
74c53c2d 218}
cf9d24ad 219
57bd82d4 220log(){
2270b4b2 221 echo "$@" >> $logfile
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222}
223
720c69da 224log_file(){
c8e9f801 225 log BEGIN $1
2270b4b2 226 pr -n -t $1 >> $logfile
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227 log END $1
228}
229
2ba042a7 230echolog(){
c8e9f801 231 log "$@"
57bd82d4 232 echo "$@"
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233}
234
235die(){
236 echolog "$@"
237 cat <<EOF
238If you think configure made a mistake, make sure you are using the latest
239version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 240ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 241EOF
e155a21a 242 if disabled logging; then
2ba042a7 243 cat <<EOF
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244Rerun configure with logging enabled (do not use --disable-logging), and
245include the log this produces with your report.
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246EOF
247 else
248cat <<EOF
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249Include the log file "$logfile" produced by configure as this will help
250solving the problem.
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251EOF
252 fi
cea0ac52 253 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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254 exit 1
255}
256
6c6007d6 257# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 258toupper(){
6c6007d6 259 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
260}
261
4a5444db 262tolower(){
6c6007d6 263 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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264}
265
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266set_all(){
267 value=$1
268 shift
269 for var in $*; do
270 eval $var=$value
271 done
272}
273
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274set_weak(){
275 value=$1
276 shift
277 for var; do
278 eval : \${$var:=$value}
279 done
280}
281
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MR
282pushvar(){
283 for var in $*; do
284 eval level=\${${var}_level:=0}
285 eval ${var}_${level}="\$$var"
286 eval ${var}_level=$(($level+1))
287 done
288}
289
290popvar(){
291 for var in $*; do
292 eval level=\${${var}_level:-0}
293 test $level = 0 && continue
294 eval level=$(($level-1))
295 eval $var="\${${var}_${level}}"
296 eval ${var}_level=$level
297 eval unset ${var}_${level}
298 done
299}
300
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301enable(){
302 set_all yes $*
303}
304
305disable(){
306 set_all no $*
307}
308
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309enable_weak(){
310 set_weak yes $*
311}
312
313disable_weak(){
314 set_weak no $*
315}
316
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MR
317do_enable_deep(){
318 for var; do
319 enabled $var && continue
320 eval sel="\$${var}_select"
c510c7b5
MR
321 eval sgs="\$${var}_suggest"
322 pushvar var sgs
f9d328da 323 enable_deep $sel
c510c7b5
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324 popvar sgs
325 enable_deep_weak $sgs
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326 popvar var
327 done
328}
329
330enable_deep(){
331 do_enable_deep $*
332 enable $*
333}
334
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335enable_deep_weak(){
336 do_enable_deep $*
337 enable_weak $*
338}
339
57bd82d4 340enabled(){
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MR
341 test "${1#!}" = "$1" && op== || op=!=
342 eval test "x\$${1#!}" $op "xyes"
44161118
MR
343}
344
37970ebf 345disabled(){
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MR
346 test "${1#!}" = "$1" && op== || op=!=
347 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
348}
349
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MR
350enabled_all(){
351 for opt; do
352 enabled $opt || return 1
353 done
354}
355
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DB
356disabled_all(){
357 for opt; do
358 disabled $opt || return 1
359 done
360}
361
44161118
MR
362enabled_any(){
363 for opt; do
364 enabled $opt && return 0
365 done
366}
367
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DB
368disabled_any(){
369 for opt; do
370 disabled $opt && return 0
371 done
f7b230a7 372 return 1
85bca2c5
DB
373}
374
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MR
375set_default(){
376 for opt; do
88268e94 377 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
378 done
379}
380
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AJ
381is_in(){
382 value=$1
383 shift
384 for var in $*; do
385 [ $var = $value ] && return 0
386 done
387 return 1
388}
389
30fd06be
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390check_deps(){
391 for cfg; do
3250003c 392 cfg="${cfg#!}"
799c9e9b
MR
393 enabled ${cfg}_checking && die "Circular dependency for $cfg."
394 disabled ${cfg}_checking && continue
395 enable ${cfg}_checking
396
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MR
397 eval dep_all="\$${cfg}_deps"
398 eval dep_any="\$${cfg}_deps_any"
7ef3425f 399 eval dep_sel="\$${cfg}_select"
c510c7b5 400 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 401
c510c7b5
MR
402 pushvar cfg dep_all dep_any dep_sel dep_sgs
403 check_deps $dep_all $dep_any $dep_sel $dep_sgs
404 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 405
6a702d4c
MR
406 enabled_all $dep_all || disable $cfg
407 enabled_any $dep_any || disable $cfg
7ef3425f 408 disabled_any $dep_sel && disable $cfg
799c9e9b 409
4ec45764
RP
410 if enabled $cfg; then
411 eval dep_extralibs="\$${cfg}_extralibs"
412 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 413 enable_deep $dep_sel
c510c7b5 414 enable_deep_weak $dep_sgs
4ec45764
RP
415 fi
416
799c9e9b 417 disable ${cfg}_checking
30fd06be
MR
418 done
419}
420
44161118
MR
421print_config(){
422 pfx=$1
423 header=$2
424 makefile=$3
425 shift 3
426 for cfg; do
3d907e22 427 ucname="`toupper $cfg`"
44161118 428 if enabled $cfg; then
3d907e22 429 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
430 echo "${pfx}${ucname}=yes" >> $makefile
431 else
b250f9c6 432 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
433 fi
434 done
57bd82d4
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435}
436
437flags_saved(){
2270b4b2 438 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
439}
440
dcd479c0 441save_flags(){
57bd82d4 442 flags_saved && return
dcd479c0
MR
443 SAVE_CFLAGS="$CFLAGS"
444 SAVE_LDFLAGS="$LDFLAGS"
445 SAVE_extralibs="$extralibs"
446}
447
448restore_flags(){
f5d28d10 449 flags_saved || return
dcd479c0
MR
450 CFLAGS="$SAVE_CFLAGS"
451 LDFLAGS="$SAVE_LDFLAGS"
452 extralibs="$SAVE_extralibs"
453 unset SAVE_CFLAGS
454 unset SAVE_LDFLAGS
455 unset SAVE_extralibs
456}
457
458temp_cflags(){
459 save_flags
460 CFLAGS="$CFLAGS $*"
461}
462
463temp_ldflags(){
464 save_flags
465 LDFLAGS="$LDFLAGS $*"
466}
467
468temp_extralibs(){
469 save_flags
470 extralibs="$extralibs $*"
471}
472
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MR
473append(){
474 var=$1
475 shift
476 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
477 eval "$var=\"\$$var $*\""
478}
479
480add_cflags(){
481 append CFLAGS "$@"
482}
483
484add_ldflags(){
485 append LDFLAGS "$@"
486}
487
488add_extralibs(){
489 append extralibs "$@"
490}
491
b0cfb663 492check_cmd(){
b3cb5d51 493 log "$@"
2270b4b2 494 "$@" >> $logfile 2>&1
b0cfb663
MR
495}
496
dcd479c0 497check_cc(){
57bd82d4 498 log check_cc "$@"
2270b4b2 499 cat > $TMPC
720c69da 500 log_file $TMPC
b0cfb663 501 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
502}
503
504check_cpp(){
505 log check_cpp "$@"
2270b4b2 506 cat > $TMPC
720c69da 507 log_file $TMPC
b0cfb663 508 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
509}
510
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MR
511check_asm(){
512 log check_asm "$@"
513 name="$1"
514 asm="$2"
515 shift 2
516 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 517void foo(void){ __asm__ volatile($asm); }
940f335a
MR
518EOF
519}
520
304d586d
LM
521check_yasm(){
522 log check_yasm "$@"
523 echo "$1" > $TMPS
524 log_file $TMPS
525 shift 1
526 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
527}
528
dcd479c0 529check_ld(){
57bd82d4 530 log check_ld "$@"
0607887f 531 check_cc || return
3155a644
MR
532 flags=''
533 libs=''
534 for f; do
535 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
536 done
537 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
538}
539
540check_cflags(){
57bd82d4
MR
541 log check_cflags "$@"
542 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
543int x;
544EOF
545}
546
547check_ldflags(){
57bd82d4
MR
548 log check_ldflags "$@"
549 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 550int main(void){ return 0; }
dcd479c0
MR
551EOF
552}
553
554check_header(){
57bd82d4 555 log check_header "$@"
dcd479c0
MR
556 header=$1
557 shift
d8bc5f06
MR
558 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
559 disable $var
560 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
561#include <$header>
562int x;
563EOF
564}
565
566check_func(){
57bd82d4 567 log check_func "$@"
dcd479c0
MR
568 func=$1
569 shift
d8bc5f06
MR
570 disable $func
571 check_ld "$@" <<EOF && enable $func
dcd479c0 572extern int $func();
c23a0ac8 573int main(void){ $func(); }
dcd479c0
MR
574EOF
575}
576
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DB
577check_func_headers(){
578 log check_func_headers "$@"
f8d7b072
MR
579 headers=$1
580 func=$2
581 shift 2
582 disable $func
583 incs=""
584 for hdr in $headers; do
585 incs="$incs
586#include <$hdr>"
587 done
588 check_ld "$@" <<EOF && enable $func
589$incs
d6773f56 590int main(int argc, char **argv){
f8d7b072
MR
591 (void) $func;
592 return 0;
593}
594EOF
595}
596
a5344cf7
SS
597check_cpp_condition(){
598 log check_cpp_condition "$@"
599 header=$1
600 condition=$2
601 check_cpp <<EOF
602#include <$header>
603#if !($condition)
604#error "unsatisfied condition: $condition"
605#endif
606EOF
607}
608
57bd82d4
MR
609check_lib(){
610 log check_lib "$@"
611 header="$1"
612 func="$2"
613 shift 2
fcfcde17
MR
614 temp_extralibs "$@"
615 check_header $header && check_func $func && add_extralibs "$@"
616 err=$?
617 restore_flags
618 return $err
57bd82d4
MR
619}
620
f8d7b072
MR
621check_lib2(){
622 log check_lib2 "$@"
623 headers="$1"
624 func="$2"
625 shift 2
626 temp_extralibs "$@"
2446d3d6 627 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
628 err=$?
629 restore_flags
630 return $err
631}
632
dcd479c0 633check_exec(){
2270b4b2 634 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
635}
636
7dfef245
MR
637check_exec_crash(){
638 code=`cat`
639
640 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
641 # are safe but may not be available everywhere. Thus we use
642 # raise(SIGTERM) instead. The check is run in a subshell so we
643 # can redirect the "Terminated" message from the shell. SIGBUS
644 # is not defined by standard C so it is used conditionally.
645
2270b4b2 646 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
647#include <signal.h>
648static void sighandler(int sig){
649 raise(SIGTERM);
650}
e5af4a11 651int main(void){
7dfef245
MR
652 signal(SIGILL, sighandler);
653 signal(SIGFPE, sighandler);
654 signal(SIGSEGV, sighandler);
655#ifdef SIGBUS
656 signal(SIGBUS, sighandler);
657#endif
658 { $code }
659}
660EOF
661}
662
72be9e73
DY
663check_type(){
664 log check_type "$@"
665 headers=$1
666 type=$2
667 shift 2
668 disable $type
669 incs=""
670 for hdr in $headers; do
671 incs="$incs
672#include <$hdr>"
673 done
674 check_cc "$@" <<EOF && enable $type
675$incs
676$type v;
677EOF
678}
679
57bd82d4
MR
680require(){
681 name="$1"
682 header="$2"
683 func="$3"
684 shift 3
685 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
686}
687
f8d7b072
MR
688require2(){
689 name="$1"
690 headers="$2"
691 func="$3"
692 shift 3
693 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
694}
695
eea50282
MR
696check_foo_config(){
697 cfg=$1
698 pkg=$2
699 header=$3
700 func=$4
701 shift 4
702 disable $cfg
703 check_cmd ${pkg}-config --version
704 err=$?
705 if test "$err" = 0; then
706 temp_cflags `${pkg}-config --cflags`
707 temp_extralibs `${pkg}-config --libs`
708 check_lib "$@" $header $func && enable $cfg
709 fi
710 return $err
711}
712
c505dd31
MR
713apply(){
714 file=$1
715 shift
716 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
717}
718
dcd61286
DB
719# CONFIG_LIST contains configurable options, while HAVE_LIST is for
720# system-dependent things.
721
4a0d6686
AJ
722COMPONENT_LIST="
723 bsfs
724 decoders
725 demuxers
726 encoders
3cde40aa 727 filters
c552605c 728 indevs
4a0d6686 729 muxers
c552605c 730 outdevs
4a0d6686
AJ
731 parsers
732 protocols
733"
734
735CONFIG_LIST="
736 $COMPONENT_LIST
e8ed9b7a 737 aandct
f7679c54
VS
738 avfilter
739 avfilter_lavf
c88f5d72
MR
740 avisynth
741 beos_netserver
f402916e 742 bzlib
c88f5d72
MR
743 ffmpeg
744 ffplay
745 ffserver
1848f7d9 746 fft
4f034993 747 golomb
c88f5d72 748 gpl
ecfc4f44 749 gprof
d8d0d0b2 750 gray
3abe5fbd 751 hardcoded_tables
c88f5d72 752 ipv6
f5a756ef
DB
753 libamr_nb
754 libamr_wb
f7b8bffe 755 libdc1394
690bfceb 756 libdirac
2eed5a46
DB
757 libfaac
758 libfaad
759 libfaadbin
c88f5d72 760 libgsm
6ebe07fb 761 libmp3lame
c88f5d72 762 libnut
f7cd9eed 763 libschroedinger
ae14f311 764 libspeex
150d2772 765 libtheora
c88f5d72 766 libvorbis
1cc60c47
DB
767 libx264
768 libxvid
47a158cb 769 mdct
c88f5d72 770 memalign_hack
a8150374 771 mlib
c88f5d72
MR
772 mpegaudio_hp
773 network
3fe142e2 774 nonfree
4a24ab64 775 postproc
2b4c3615 776 powerpc_perf
2e35e684 777 shared
bd2216e4 778 small
2e35e684 779 static
13ca50f3 780 swscale
272081b0 781 vdpau
c88f5d72 782 vhook
56a059ac 783 x11grab
68178ca9 784 xvmc
c88f5d72 785 zlib
4a0d6686 786"
c88f5d72 787
8eee7025
DB
788THREADS_LIST='
789 beosthreads
d22e8442 790 os2threads
8eee7025
DB
791 pthreads
792 w32threads
793'
794
3f5b56e5
MR
795ARCH_LIST='
796 alpha
a2fc0f6a 797 arm
3f5b56e5
MR
798 bfin
799 ia64
800 m68k
801 mips
802 parisc
79cb09b2 803 ppc
3f5b56e5
MR
804 s390
805 sh4
806 sparc
807 sparc64
808 x86
809 x86_32
810 x86_64
811'
812
813ARCH_EXT_LIST='
1ac9331a 814 altivec
1ac9331a 815 armv5te
edab3048 816 armv6
ab5cb084 817 armv6t2
f55b299a 818 armvfp
3f5b56e5
MR
819 iwmmxt
820 mmi
821 mmx
d7f0920b 822 mmx2
6b18d278 823 neon
1bb04d5a 824 sse
9eeed841 825 ssse3
bd9d34a0 826 vis
3f5b56e5
MR
827'
828
829HAVE_LIST="
830 $ARCH_EXT_LIST
831 $THREADS_LIST
832 altivec_h
c9fdab0d 833 arpa_inet_h
6bd859d6 834 bswap
ecf97f22 835 closesocket
1ac9331a 836 cmov
e16e49ac 837 conio_h
c88f5d72 838 dcbzl
f8aa696f
DB
839 dev_bktr_ioctl_bt848_h
840 dev_bktr_ioctl_meteor_h
841 dev_ic_bt8xx_h
842 dev_video_meteor_ioctl_meteor_h
843 dev_video_bktr_ioctl_bt848_h
18b67ae5 844 dlfcn_h
c88f5d72 845 dlopen
bc574408 846 dos_paths
245626d0
DB
847 ebp_available
848 ebx_available
c2a29455 849 fast_64bit
7073e9fc 850 fast_cmov
7b829d2a 851 fast_unaligned
9d99cc5a 852 fork
c88f5d72 853 freetype2
da9e86f8 854 gethrtime
4e68cb8a 855 GetProcessTimes
66be5b45 856 getrusage
c88f5d72 857 imlib2
2e1913b1 858 inet_aton
61d251db 859 inline_asm
0b4a1821
AS
860 libdc1394_1
861 libdc1394_2
a33cab3a
MK
862 llrint
863 lrint
c88f5d72 864 lrintf
f8aa696f
DB
865 machine_ioctl_bt848_h
866 machine_ioctl_meteor_h
c88f5d72
MR
867 malloc_h
868 memalign
6ffa87d3 869 mkstemp
b4e806b2 870 pld
1f91cdce 871 posix_memalign
9cafbd6c 872 ppc64
a33cab3a
MK
873 round
874 roundf
c88f5d72
MR
875 sdl
876 sdl_video_size
b507ebd1 877 setmode
72be9e73 878 socklen_t
deb29777 879 soundcard_h
f8cda19e 880 poll_h
b58412f1 881 sys_mman_h
b091aa44 882 sys_resource_h
81644c2e 883 sys_select_h
deb29777 884 sys_soundcard_h
1b6e8b73 885 sys_videoio_h
e16e49ac 886 termios_h
b265431e 887 threads
7b04b8a0 888 truncf
6ff3f3e7 889 winsock2_h
304d586d 890 yasm
0cb78cef 891"
44161118 892
b6bb00b0
MR
893# options emitted with CONFIG_ prefix but not available on command line
894CONFIG_EXTRA="
895 fft_mmx
40b509b3 896 oldscaler
b6bb00b0
MR
897"
898
520cc7f1 899CMDLINE_SELECT="
3f5b56e5 900 $ARCH_EXT_LIST
520cc7f1 901 $CONFIG_LIST
8eee7025 902 $THREADS_LIST
db6107b6 903 cross_compile
520cc7f1
MR
904 debug
905 extra_warnings
8c6afa4d 906 logging
d2bbb2f7 907 optimizations
87a0fb62 908 stripping
520cc7f1 909"
426be5dc
DB
910
911PATHS_LIST='
d156bede 912 bindir
26759c44
MR
913 incdir
914 libdir
26759c44
MR
915 mandir
916 prefix
917 shlibdir
426be5dc
DB
918'
919
920CMDLINE_SET="
921 $PATHS_LIST
922 arch
923 build_suffix
924 cc
925 cpu
926 cross_prefix
ac63af34 927 extra_version
9da6609f
MR
928 host_cc
929 host_cflags
930 host_ldflags
931 host_libs
426be5dc 932 logfile
89641463 933 nm
26759c44 934 source_path
a7ada2ba 935 target_exec
26759c44 936 target_os
a7ada2ba 937 target_path
426be5dc 938"
520cc7f1 939
912f3148
DB
940# code dependency declarations
941
9eeed841 942# architecture extensions
79cb09b2 943altivec_deps="ppc"
a2fc0f6a
MR
944armv5te_deps="arm"
945armv6_deps="arm"
ab5cb084 946armv6t2_deps="arm"
a2fc0f6a
MR
947armvfp_deps="arm"
948iwmmxt_deps="arm"
e241ba14 949mmi_deps="mips"
9eeed841 950mmx_deps="x86"
fbef871d 951mmx2_deps="x86 mmx"
a2fc0f6a 952neon_deps="arm"
1bb04d5a
RP
953sse_deps="mmx"
954ssse3_deps="x86 sse"
bd9d34a0 955vis_deps="sparc"
9eeed841 956
b6bb00b0
MR
957# common features
958fft_suggest="fft_mmx"
959fft_mmx_deps="mmx yasm"
40b509b3 960oldscaler_deps="!swscale"
b6bb00b0 961
912f3148 962# decoders / encoders
47a158cb 963aac_decoder_select="fft mdct"
d8d12c15 964ac3_decoder_deps="gpl"
47a158cb
MR
965ac3_decoder_select="fft mdct"
966atrac3_decoder_select="fft mdct"
4f034993 967cavs_decoder_select="golomb"
47a158cb 968cook_decoder_select="fft mdct"
2eef7c62 969cscd_decoder_suggest="zlib"
47a158cb 970dca_decoder_select="fft mdct"
e8ed9b7a 971dnxhd_encoder_select="aandct"
2eef7c62 972dxa_decoder_select="zlib"
406ab5cc 973eac3_decoder_deps="gpl"
47a158cb 974eac3_decoder_select="fft mdct"
e8ed9b7a 975eatgq_decoder_select="aandct"
4f034993
MR
976ffv1_decoder_select="golomb"
977flac_decoder_select="golomb"
978flac_encoder_select="golomb"
2eef7c62
AJ
979flashsv_decoder_select="zlib"
980flashsv_encoder_select="zlib"
e8ed9b7a
DB
981flv_encoder_select="aandct"
982h261_encoder_select="aandct"
983h263_encoder_select="aandct"
984h263p_encoder_select="aandct"
4f034993 985h264_decoder_select="golomb"
369122dd 986h264_vdpau_decoder_deps="vdpau"
47a158cb 987imc_decoder_select="fft mdct"
4f034993
MR
988jpegls_decoder_select="golomb"
989jpegls_encoder_select="golomb"
e8ed9b7a 990ljpeg_encoder_select="aandct"
4f034993 991loco_decoder_select="golomb"
e8ed9b7a
DB
992mjpeg_encoder_select="aandct"
993mpeg1video_encoder_select="aandct"
994mpeg2video_encoder_select="aandct"
995mpeg4_encoder_select="aandct"
d37edddc 996mpeg_vdpau_decoder_deps="vdpau"
2b324225 997mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 998mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
999msmpeg4v1_encoder_select="aandct"
1000msmpeg4v2_encoder_select="aandct"
1001msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1002nellymoser_decoder_select="fft mdct"
1003nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1004png_decoder_select="zlib"
1005png_encoder_select="zlib"
47a158cb 1006qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1007rv10_encoder_select="aandct"
1008rv20_encoder_select="aandct"
4f034993
MR
1009shorten_decoder_select="golomb"
1010sonic_decoder_select="golomb"
1011sonic_encoder_select="golomb"
1012sonic_ls_encoder_select="golomb"
1013svq3_decoder_select="golomb"
bee2eac5 1014svq3_decoder_suggest="zlib"
2eef7c62
AJ
1015tiff_decoder_suggest="zlib"
1016tiff_encoder_suggest="zlib"
1017tscc_decoder_select="zlib"
47a158cb
MR
1018vorbis_decoder_select="fft mdct"
1019vorbis_encoder_select="fft mdct"
1020wmav1_decoder_select="fft mdct"
1021wmav1_encoder_select="fft mdct"
1022wmav2_decoder_select="fft mdct"
1023wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1024wmv1_encoder_select="aandct"
1025wmv2_encoder_select="aandct"
2eef7c62
AJ
1026zlib_decoder_select="zlib"
1027zlib_encoder_select="zlib"
1028zmbv_decoder_select="zlib"
1029zmbv_encoder_select="zlib"
30fd06be 1030
912f3148 1031# external libraries
f5a756ef
DB
1032libamr_nb_decoder_deps="libamr_nb"
1033libamr_nb_encoder_deps="libamr_nb"
1034libamr_wb_decoder_deps="libamr_wb"
1035libamr_wb_encoder_deps="libamr_wb"
1b71f045 1036libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1037libdirac_encoder_deps="libdirac"
c9171a83 1038libfaac_encoder_deps="libfaac"
69ddbd1d 1039libfaad_decoder_deps="libfaad"
4ec45764 1040libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1041libgsm_decoder_deps="libgsm"
1042libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1043libgsm_ms_decoder_deps="libgsm"
1044libgsm_ms_encoder_deps="libgsm"
1cc60c47 1045libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1046libschroedinger_decoder_deps="libschroedinger"
1047libschroedinger_encoder_deps="libschroedinger"
ae14f311 1048libspeex_decoder_deps="libspeex"
150d2772 1049libtheora_encoder_deps="libtheora"
b0caf888 1050libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1051libx264_encoder_deps="libx264"
1052libxvid_encoder_deps="libxvid"
13566c31 1053mpeg4aac_decoder_deps="libfaad"
272081b0 1054vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1055
912f3148 1056# demuxers / muxers
03a76ba9 1057ac3_demuxer_deps="ac3_parser"
50383e88 1058audio_beos_demuxer_deps="audio_beos"
4ec45764 1059audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1060audio_beos_muxer_deps="audio_beos"
4ec45764 1061audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1062avisynth_demuxer_deps="avisynth"
73483024 1063bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1064dirac_demuxer_deps="dirac_parser"
fe9bb347 1065dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1066libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1067libnut_demuxer_deps="libnut"
1068libnut_muxer_deps="libnut"
2eef7c62
AJ
1069matroska_demuxer_suggest="zlib bzlib"
1070mov_demuxer_suggest="zlib"
4bd8e17c 1071mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1072oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1073oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1074redir_demuxer_deps="network"
8eb793c4 1075rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1076rtsp_demuxer_deps="sdp_demuxer"
1077sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1078v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1079v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1080vfwcap_demuxer_deps="capCreateCaptureWindow"
1081vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1082x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1083x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1084
912f3148 1085# protocols
c08fb000
AB
1086http_protocol_deps="network"
1087rtp_protocol_deps="udp_protocol"
1088tcp_protocol_deps="network"
1089udp_protocol_deps="network"
1090
f7679c54 1091# filters
81124ba0 1092movie_filter_deps="avfilter_lavf"
f7679c54 1093
912f3148 1094# programs
fa859b4d 1095ffplay_deps="sdl"
6ad42348 1096ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1097ffserver_extralibs='$ldl'
1098vhook_extralibs='$ldl'
a2830dca 1099
912f3148 1100
de6d9b64 1101# default parameters
8a608357 1102
2ba042a7 1103logfile="config.err"
8a608357
MR
1104
1105# installation paths
c9d19248
MR
1106prefix_default="/usr/local"
1107bindir_default='${prefix}/bin'
1108incdir_default='${prefix}/include'
1109libdir_default='${prefix}/lib'
1110mandir_default='${prefix}/share/man'
1111shlibdir_default="$libdir_default"
8a608357
MR
1112
1113# toolchain
11e6d03a 1114ar="ar"
13c7df3d 1115cc_default="gcc"
9da6609f 1116host_cc_default="gcc"
11e6d03a 1117ln_s="ln -sf"
89641463 1118nm_default="nm"
11e6d03a 1119objformat="elf"
be7109c1 1120ranlib="ranlib"
0f3cb305 1121strip="strip"
11e6d03a 1122yasmexe="yasm"
8a608357
MR
1123
1124# machine
cc6a90dd 1125arch=`uname -m`
38d0a8aa 1126cpu="generic"
8a608357 1127
8a608357 1128# OS
4f854758 1129target_os=$(tolower $(uname -s))
8a608357 1130
8a608357 1131# configurable options
497237c7 1132enable debug
497237c7
RP
1133enable ffmpeg
1134enable ffplay
1135enable ffserver
1136enable ipv6
497237c7
RP
1137enable mpegaudio_hp
1138enable network
40b509b3 1139enable oldscaler
8400d6b8 1140enable optimizations
497237c7 1141enable protocols
530dc538 1142enable static
87a0fb62 1143enable stripping
8a608357
MR
1144vhook="default"
1145
8a608357 1146# build settings
11a9d3e8 1147add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1148SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1149VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1150FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1151LIBPREF="lib"
1152LIBSUF=".a"
c5f14466
RP
1153FULLNAME='$(NAME)$(BUILDSUF)'
1154LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1155SLIBPREF="lib"
1156SLIBSUF=".so"
c5f14466 1157SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1158SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1159SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1160LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1161
9da6609f
MR
1162host_cflags='-O3 -g -Wall'
1163host_libs='-lm'
1164
a7ada2ba
MR
1165target_path='.'
1166
0d7dca36
DB
1167# gcc stupidly only outputs the basename of targets with -MM, but we need the
1168# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1169DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1170
c597172e
MR
1171# find source path
1172source_path="`dirname \"$0\"`"
497237c7 1173enable source_path_used
c597172e
MR
1174if test -z "$source_path" -o "$source_path" = "." ; then
1175 source_path="`pwd`"
497237c7 1176 disable source_path_used
c597172e
MR
1177else
1178 source_path="`cd \"$source_path\"; pwd`"
1179 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1180 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1181fi
1182
c597172e
MR
1183FFMPEG_CONFIGURATION="$@"
1184
73ef8980
MR
1185find_things(){
1186 thing=$1
1187 pattern=$2
1188 file=$source_path/$3
932ccf39 1189 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1190}
1191
1192ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1193DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1194PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1195BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1196MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1197DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1198OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1199INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1200PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1201FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1202
7483e694
DB
1203enable $ARCH_EXT_LIST \
1204 $DECODER_LIST \
1205 $ENCODER_LIST \
1206 $PARSER_LIST \
1207 $BSF_LIST \
1208 $DEMUXER_LIST \
1209 $MUXER_LIST \
f7679c54 1210 $FILTER_LIST \
7483e694
DB
1211 $PROTOCOL_LIST \
1212 $INDEV_LIST \
1213 $OUTDEV_LIST \
c597172e
MR
1214
1215die_unknown(){
1216 echo "Unknown option \"$1\"."
1217 echo "See $0 --help for available options."
1218 exit 1
1219}
1220
794f8e97 1221show_list() {
bf0c4afa
RP
1222 suffix=_$1
1223 shift
1224 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1225 exit 0
1226}
1227
c597172e 1228for opt do
7483e694
DB
1229 optval="${opt#*=}"
1230 case "$opt" in
0f010b2f 1231 --extra-cflags=*) add_cflags $optval
7483e694 1232 ;;
0f010b2f 1233 --extra-ldflags=*) add_ldflags $optval
7483e694 1234 ;;
0f010b2f 1235 --extra-libs=*) add_extralibs $optval
7483e694 1236 ;;
8fb1cb58 1237 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1238 ;;
40bcf4c7
BL
1239 --enable-debug=*) debuglevel="$optval"
1240 ;;
7483e694
DB
1241 --enable-*=*|--disable-*=*)
1242 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1243 case "$thing" in
81124ba0 1244 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1245 *) die_unknown "$opt" ;;
1246 esac
1247 ;;
1248 --enable-?*|--disable-?*)
1249 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1250 if is_in $option $COMPONENT_LIST; then
1251 eval $action \$$(toupper ${option%s})_LIST
1252 elif is_in $option $CMDLINE_SELECT; then
1253 $action $option
1254 else
1255 die_unknown $opt
1256 fi
7483e694
DB
1257 ;;
1258 --list-*)
1259 NAME="${opt#--list-}"
1260 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1261 NAME=${NAME%s}
1262 eval show_list $NAME \$$(toupper $NAME)_LIST
1263 ;;
1264 --help|-h) show_help
1265 ;;
1266 *)
884a36a7 1267 optname="${opt%%=*}"
26759c44
MR
1268 optname="${optname#--}"
1269 optname=$(echo "$optname" | sed 's/-/_/g')
1270 is_in $optname $CMDLINE_SET || die_unknown $opt
1271 eval $optname='$optval'
7483e694
DB
1272 ;;
1273 esac
c597172e
MR
1274done
1275
bcea99bb
MR
1276disabled logging && logfile=/dev/null
1277
1278echo "# $0 $@" > $logfile
1279set >> $logfile
1280
9da6609f
MR
1281test -n "$cross_prefix" && enable cross_compile
1282
adb2b908 1283ar="${cross_prefix}${ar}"
11e6d03a 1284cc_default="${cross_prefix}${cc_default}"
20e0ed95 1285nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1286ranlib="${cross_prefix}${ranlib}"
1287strip="${cross_prefix}${strip}"
1288
89641463 1289set_default cc nm
9da6609f
MR
1290enabled cross_compile || host_cc_default=$cc
1291set_default host_cc
13c7df3d 1292
e4e69e0b 1293# set temporary file name
a49d42c2 1294: ${TMPDIR:=$TEMPDIR}
c51fafa1 1295: ${TMPDIR:=$TMP}
a49d42c2 1296: ${TMPDIR:=/tmp}
e4e69e0b 1297
a49d42c2
MR
1298TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1299TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1300TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1301TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1302TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1303TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1304
e9b9a2f8
MN
1305check_cflags -std=c99
1306
b24dbcbd
RP
1307case "$arch" in
1308 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1309 arch="x86"
1310 subarch="x86_32"
b24dbcbd
RP
1311 enable fast_unaligned
1312 ;;
1313 x86_64|amd64)
62045d48
DB
1314 arch="x86"
1315 subarch="x86_32"
34b37f86
DM
1316 enable cmov
1317 enable fast_cmov
b24dbcbd 1318 enable fast_unaligned
62045d48 1319 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1320 int test[sizeof(char*) - 7];
1321EOF
1322 ;;
b24dbcbd 1323 arm|armv[4567]*l)
a2fc0f6a 1324 arch="arm"
b24dbcbd
RP
1325 ;;
1326 alpha)
1327 arch="alpha"
1328 enable fast_64bit
1329 ;;
1330 "Power Macintosh"|ppc|powerpc)
79cb09b2 1331 arch="ppc"
aa8bc0f1 1332 enable fast_unaligned
b24dbcbd
RP
1333 ;;
1334 ppc64)
79cb09b2 1335 arch="ppc"
b24dbcbd 1336 enable fast_64bit
aa8bc0f1 1337 enable fast_unaligned
b24dbcbd 1338 ;;
de3a1240 1339 mips|mipsel|IP*)
b24dbcbd
RP
1340 arch="mips"
1341 ;;
de3a1240
DB
1342 mips64)
1343 arch="mips"
1344 enable fast_64bit
1345 ;;
b24dbcbd 1346 sun4u|sparc64)
62045d48
DB
1347 arch="sparc"
1348 subarch="sparc64"
b24dbcbd
RP
1349 enable fast_64bit
1350 ;;
1351 sparc)
1352 arch="sparc"
1353 ;;
61597a98 1354 sh4|sh)
b24dbcbd
RP
1355 arch="sh4"
1356 ;;
61597a98 1357 parisc|hppa)
b24dbcbd
RP
1358 arch="parisc"
1359 ;;
61597a98 1360 parisc64|hppa64)
b24dbcbd
RP
1361 arch="parisc"
1362 enable fast_64bit
1363 ;;
1364 s390|s390x)
1365 arch="s390"
1366 ;;
1367 m68k)
1368 arch="m68k"
1369 ;;
1370 ia64)
1371 arch="ia64"
1372 enable fast_64bit
1373 ;;
1374 bfin)
1375 arch="bfin"
1376 ;;
1377 *)
1378 arch="unknown"
1379 ;;
1380esac
1381
62045d48 1382enable $arch $subarch
b24dbcbd 1383
7483e694 1384# OS specific
4f854758 1385case $target_os in
7483e694 1386 beos|haiku|zeta)
c9d19248 1387 prefix_default="$HOME/config"
7483e694 1388 # helps building libavcodec
0f010b2f 1389 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1390 # 3 gcc releases known for BeOS, each with ugly bugs
1391 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1392 case "$gcc_version" in
1393 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1394 disable mmx
1395 ;;
1396 *20010315*) echo "BeBits gcc"
0f010b2f 1397 add_cflags -fno-expensive-optimizations
7483e694
DB
1398 ;;
1399 esac
7483e694
DB
1400 SHFLAGS=-nostart
1401 # enable BeOS things
1402 enable audio_beos
1403 # no need for libm, but the inet stuff
1404 # Check for BONE
1405 # XXX: actually should check for NOT net_server
78fe7631 1406 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1407 network_extralibs="-lbind -lsocket"
1408 else
1409 enable beos_netserver
1410 network_extralibs="-lnet"
1411 fi ;;
1412 sunos)
1413 FFSERVERLDFLAGS=""
9987769a 1414 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1415 network_extralibs="-lsocket -lnsl"
e193c74e 1416 add_cflags -D__EXTENSIONS__
7483e694
DB
1417 ;;
1418 netbsd)
1419 oss_demuxer_extralibs="-lossaudio"
1420 oss_muxer_extralibs="-lossaudio"
1421 ;;
1422 openbsd)
1423 disable need_memalign
1424 LIBOBJFLAGS='$(PIC)'
7483e694 1425 SHFLAGS='-shared'
7483e694
DB
1426 oss_demuxer_extralibs="-lossaudio"
1427 oss_muxer_extralibs="-lossaudio"
1428 ;;
1429 freebsd)
1430 disable need_memalign
1431 ;;
1432 bsd/os)
1433 osextralibs="-lpoll -lgnugetopt"
1434 strip="strip -d"
1435 ;;
1436 darwin)
1437 disable need_memalign
0138c54e 1438 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1439 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1440 strip="strip -x"
1441 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1442 SLIBSUF=".dylib"
1443 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1444 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1445 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1446 objformat="macho"
1b0f6fb8 1447 enabled x86_64 && objformat="macho64"
7483e694
DB
1448 ;;
1449 mingw32*)
4f854758 1450 target_os=mingw32
dcc01c06 1451 LIBTARGET=i386
1fc9fb8a 1452 if enabled x86_64; then
dcc01c06
RP
1453 disable need_memalign
1454 LIBTARGET=x64
1455 fi
fbd971a4 1456 shlibdir_default="$bindir_default"
7483e694
DB
1457 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1458 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1459 if enabled swscale; then
7483e694
DB
1460 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1461 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1462 fi
1463 disable ffserver
1464 SLIBPREF=""
1465 SLIBSUF=".dll"
1466 EXESUF=".exe"
1467 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1468 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1469 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1470 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1471 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1472 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1473 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1474 objformat="win32"
bc574408 1475 enable dos_paths
a85de417
SS
1476 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1477 die "ERROR: MinGW runtime version must be >= 3.15."
1478 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1479 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1480 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1481 ;;
1482 cygwin*)
4f854758 1483 target_os=cygwin
fbd971a4 1484 shlibdir_default="$bindir_default"
7483e694
DB
1485 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1486 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1487 if enabled swscale; then
7483e694
DB
1488 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1489 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1490 fi
1491 EXESUF=".exe"
1492 SLIBPREF="cyg"
1493 SLIBSUF=".dll"
1494 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1495 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1496 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1497 objformat="win32"
bc574408 1498 enable dos_paths
7483e694 1499 ;;
4f365f37 1500 *-dos|freedos|opendos)
4f365f37
MK
1501 disable ffplay ffserver vhook
1502 disable $INDEV_LIST $OUTDEV_LIST
1503 network_extralibs="-lsocket"
1504 EXESUF=".exe"
ff1c015d 1505 objformat="coff"
bc574408 1506 enable dos_paths
4f365f37 1507 ;;
7483e694 1508 linux)
7483e694
DB
1509 enable dv1394
1510 ;;
1511 irix*)
4f854758 1512 target_os=irix
7483e694
DB
1513 ranlib="echo ignoring ranlib"
1514 ;;
d22e8442 1515 os/2*)
d22e8442
DY
1516 strip="lxlite"
1517 ln_s="cp -f"
d22e8442
DY
1518 EXESUF=".exe"
1519 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1520 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1521 FFSERVERLDFLAGS=""
287d3b13 1522 LIBSUF="_s.a"
d22e8442
DY
1523 SLIBPREF=""
1524 SLIBSUF=".dll"
1525 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1526 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1527 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1528 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1529 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1530 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1531 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1532 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1533 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1534 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1535 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1536 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1537 disable vhook
bc574408 1538 enable dos_paths
d22e8442 1539 ;;
269820f1
PR
1540 interix)
1541 disable vhook
1542 ;;
d22e8442 1543
7483e694 1544 *)
4f854758 1545 target_os="${target_os}-UNKNOWN"
7483e694
DB
1546 ;;
1547esac
1548
c9d19248
MR
1549set_default $PATHS_LIST
1550
c597172e 1551add_extralibs $osextralibs
de6d9b64 1552
28d8e661
DB
1553# Combine FFLDFLAGS and the LDFLAGS environment variable.
1554LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1555
320d060a 1556# we need to build at least one lib type
93b3c083 1557if ! enabled_any static shared; then
320d060a
DB
1558 cat <<EOF
1559At least one library type must be built.
1560Specify --enable-static to build the static libraries or --enable-shared to
1561build the shared libraries as well. To only build the shared libraries specify
1562--disable-static in addition to --enable-shared.
1563EOF
1564 exit 1;
1565fi
1566
abc4e572 1567disabled static && LIBNAME=""
2a320695 1568
a2234ceb
RP
1569if enabled_any libfaad libfaadbin ; then
1570 if check_header faad.h; then
295b8c70 1571 check_cc <<EOF
a2234ceb
RP
1572#include <faad.h>
1573#ifndef FAAD2_VERSION
1574ok faad1
1575#endif
db817cf3 1576int main(void) { return 0; }
a2234ceb
RP
1577EOF
1578 test $? = 0 && enable libfaad2
1579 else
ff3dac65 1580 die "FAAD test failed."
a2234ceb
RP
1581 fi
1582fi
1583
1584
93b3c083 1585if ! enabled gpl; then
54118497
RP
1586 die_gpl_disabled(){
1587 name=$1
1588 shift
1589 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1590 }
4a24ab64 1591 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1592 die_gpl_disabled "libx264" libx264
1593 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1594 die_gpl_disabled "FAAD2" libfaad2
1595 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1596 die_gpl_disabled "The software scaler" swscale
ebb810d9 1597fi
b2e3c528 1598
3fe142e2
DB
1599if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1600 die "libamr is nonfree and --enable-nonfree is not specified."
1601fi
1602
9eeed841 1603check_deps $ARCH_EXT_LIST
0f3cb305 1604
5d323602
MR
1605test -z "$need_memalign" && need_memalign="$mmx"
1606
cf9d24ad 1607#Darwin CC versions
4f854758 1608if test $target_os = darwin; then
3dddba4b 1609 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1610 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1611 else
0f010b2f
DB
1612 add_cflags -pipe
1613 check_cflags -force_cpusubtype_ALL
1614 check_cflags -Wno-sign-compare
f946a9a4 1615 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1616 fi
2a1a6b64
MN
1617fi
1618
40617a6d 1619disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1620
a4adb608 1621# Add processor-specific flags
38d0a8aa 1622if test $cpu != "generic"; then
bc8ec47b
MR
1623 warn_altivec(){
1624 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1625 }
38d0a8aa 1626 case $cpu in
bb270c08 1627 601|ppc601|PowerPC601)
0f010b2f 1628 add_cflags -mcpu=601
bc8ec47b 1629 warn_altivec enabled PPC601
bb270c08
DB
1630 ;;
1631 603*|ppc603*|PowerPC603*)
0f010b2f 1632 add_cflags -mcpu=603
bc8ec47b 1633 warn_altivec enabled PPC603
bb270c08
DB
1634 ;;
1635 604*|ppc604*|PowerPC604*)
0f010b2f 1636 add_cflags -mcpu=604
bc8ec47b 1637 warn_altivec enabled PPC604
bb270c08
DB
1638 ;;
1639 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1640 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1641 warn_altivec enabled PPC75x
bb270c08
DB
1642 ;;
1643 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1644 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1645 warn_altivec disabled PPC745x
bb270c08
DB
1646 ;;
1647 74*|ppc74*|PowerPC74*)
0f010b2f 1648 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1649 warn_altivec disabled PPC74xx
bb270c08
DB
1650 ;;
1651 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1652 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1653 warn_altivec disabled PPC970
9cafbd6c 1654 enable ppc64
bb270c08 1655 ;;
e07e357d 1656 Cell|CELL|cell)
0f010b2f 1657 add_cflags -mcpu=cell
e07e357d 1658 warn_altivec disabled Cell
9cafbd6c 1659 enable ppc64
e07e357d 1660 ;;
e7768fc5
GP
1661 # targets that do NOT support conditional mov (cmov)
1662 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1663 add_cflags -march=$cpu
497237c7 1664 disable cmov
e7768fc5
GP
1665 ;;
1666 # targets that do support conditional mov (cmov)
416519dd 1667 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1668 add_cflags -march=$cpu
497237c7
RP
1669 enable cmov
1670 enable fast_cmov
94e4c3a3
GP
1671 ;;
1672 # targets that do support conditional mov but on which it's slow
800a5a19 1673 pentium4|pentium4m|prescott|nocona)
0f010b2f 1674 add_cflags -march=$cpu
497237c7
RP
1675 enable cmov
1676 disable fast_cmov
bb270c08 1677 ;;
d7b34d08 1678 sparc64)
0f010b2f 1679 add_cflags -mcpu=v9
d7b34d08 1680 ;;
f2e49553 1681 arm11*|cortex*)
0f010b2f 1682 add_cflags -mcpu=$cpu
f2e49553
MR
1683 enable fast_unaligned
1684 ;;
0223bd6f 1685 armv*)
0f010b2f 1686 add_cflags -march=$cpu
0223bd6f 1687 ;;
f2e49553 1688 arm*)
0f010b2f 1689 add_cflags -mcpu=$cpu
6b19786b 1690 ;;
1cd11856
MR
1691 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1692 add_cflags -mcpu=$cpu
1693 ;;
bb270c08 1694 *)
7483e694 1695 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1696 ;;
a4adb608
MN
1697 esac
1698fi
1699
be0d52ab 1700# make sure we can execute files in $TMPDIR
2270b4b2 1701cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1702#! /bin/sh
1703EOF
2270b4b2
DB
1704chmod +x $TMPSH >> $logfile 2>&1
1705if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1706 cat <<EOF
a49d42c2
MR
1707Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1708variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1709EOF
1710 die "Sanity test failed."
1711fi
edd08265 1712rm $TMPSH
be0d52ab 1713
1a268acc
MR
1714# compiler sanity check
1715check_exec <<EOF
c23a0ac8 1716int main(void){ return 0; }
1a268acc
MR
1717EOF
1718if test "$?" != 0; then
1719 echo "$cc is unable to create an executable file."
93b3c083 1720 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1721 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1722 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1723 fi
1724 die "C compiler test failed."
1725fi
1726
b4d96ba2
MR
1727check_cc <<EOF || die "Symbol mangling check failed."
1728int ff_extern;
1729EOF
2f05d9c1 1730sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1731extern_prefix=${sym%%ff_extern*}
1732
61d251db
MR
1733check_asm inline_asm '""'
1734
9eeed841 1735if enabled x86; then
44965991
PI
1736 # check whether EBP is available on x86
1737 # As 'i' is stored on the stack, this program will crash
1738 # if the base pointer is used to access it because the
1739 # base pointer is cleared in the inline assembly code.
7dfef245 1740 check_exec_crash <<EOF && enable ebp_available
44965991 1741 volatile int i=0;
be449fca 1742 __asm__ volatile (
44965991
PI
1743 "xorl %%ebp, %%ebp"
1744 ::: "%ebp");
1745 return i;
44965991
PI
1746EOF
1747
1748 # check wether EBX is available on x86
940f335a 1749 check_asm ebx_available '"":::"%ebx"'
8e380710 1750
d7f0920b 1751 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1752 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1753 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1754
1755 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1756
d52481b9 1757 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1758 enabled x86_64 && append YASMFLAGS "-m amd64"
1759 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1760 case "$objformat" in
1761 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1762 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1763 *) append YASMFLAGS "-DPREFIX" ;;
1764 esac
1765 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1766fi
1767
87ea51e0
LB
1768# check for assembler specific support
1769
5b6c2cbd 1770enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0 1771
57bd82d4
MR
1772# check for SIMD availability
1773
115329f1 1774# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1775if enabled altivec; then
3ed1a2ee
DB
1776 check_cflags -maltivec -mabi=altivec &&
1777 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1778 check_cflags -faltivec
b6e52719 1779
0182fee8 1780 # check if our compiler supports Motorola AltiVec C API
497237c7 1781 check_cc <<EOF || disable altivec
dcd479c0 1782$inc_altivec_h
a9a07762
MN
1783int main(void) {
1784 vector signed int v1, v2, v3;
1785 v1 = vec_add(v2,v3);
1786 return 0;
1787}
1788EOF
b006b26c
DB
1789
1790 # check if our compiler supports braces for vector declarations
80a61f08 1791 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1792$inc_altivec_h
80a61f08 1793int main (void) { (vector int) {1}; return 0; }
b006b26c 1794EOF
a9a07762 1795fi
ab6c65f6 1796
b4e806b2 1797# We have to check if pld is a nop and disable it.
a2fc0f6a 1798enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1799enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1800enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1801enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1802enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1803enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1804enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1805enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1806enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1807
0f010b2f 1808enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1809
57bd82d4
MR
1810# ---
1811# big/little-endian test
9eebe687
MR
1812check_cc <<EOF || die "endian test failed"
1813unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1814EOF
d04d9e16 1815od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1816
a3999908 1817# ---
3d204385
NK
1818# check availability of some header files
1819
a98bb16d
RP
1820if check_func dlopen; then
1821 ldl=
1822elif check_func dlopen -ldl; then
1823 ldl=-ldl
8bf5d58f
MN
1824fi
1825
7483e694
DB
1826check_func fork
1827check_func gethrtime
1828check_func getrusage
094c09bb 1829check_func inet_aton $network_extralibs
7483e694
DB
1830check_func memalign
1831check_func mkstemp
1f91cdce 1832check_func posix_memalign
b507ebd1 1833check_func_headers io.h setmode
2446d3d6 1834check_func_headers windows.h GetProcessTimes
6ffa87d3 1835
e16e49ac 1836check_header conio.h
a98bb16d
RP
1837check_header dlfcn.h
1838check_header malloc.h
bf6ce82d 1839check_header poll.h
b58412f1 1840check_header sys/mman.h
b091aa44 1841check_header sys/resource.h
bf6ce82d 1842check_header sys/select.h
a98bb16d 1843check_header termios.h
272081b0
CEH
1844check_header vdpau/vdpau.h
1845check_header vdpau/vdpau_x11.h
68178ca9 1846check_header X11/extensions/XvMClib.h
a98bb16d 1847
1f91cdce
RP
1848if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1849 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1850fi
e16e49ac 1851
a4fa192c 1852disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1853disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1854
1855# check for some common methods of building with pthread support
1856# do this before the optional library checks as some of them require pthreads
1857if enabled pthreads; then
9e7fd101
MR
1858 if check_func pthread_create; then
1859 :
1860 elif check_func pthread_create -pthread; then
1861 add_cflags -pthread
afc9aee2 1862 add_extralibs -pthread
9e7fd101
MR
1863 elif check_func pthread_create -pthreads; then
1864 add_cflags -pthreads
afc9aee2 1865 add_extralibs -pthreads
8d94f606
GT
1866 elif check_func pthread_create -lpthreadGC2; then
1867 add_extralibs -lpthreadGC2
9e7fd101
MR
1868 elif ! check_lib pthread.h pthread_create -lpthread; then
1869 die "ERROR: can't find pthreads library"
1870 fi
57bd82d4
MR
1871fi
1872
8eee7025 1873for thread in $THREADS_LIST; do
e5f94c2b 1874 if enabled $thread; then
3ae3b721
RP
1875 test -n "$thread_type" &&
1876 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1877 thread_type="$thread"
e5f94c2b
RP
1878 fi
1879done
1880
fdf88598
MR
1881check_lib math.h sin -lm
1882
a33cab3a 1883# test for C99 functions in math.h
7b04b8a0 1884for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1885 check_exec <<EOF && enable $func || disable $func
f32adb22 1886#include <math.h>
a33cab3a 1887int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1888EOF
a33cab3a 1889done
f32adb22 1890
57bd82d4 1891# these are off by default, so fail if requested and not available
79fda097 1892enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1893enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1894enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1895enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1896 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1897 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1898enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1899enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1900enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1901enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1902enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1903enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1904 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1905enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1906enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1907enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1908enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1909 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1910 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1911enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1912enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1913
0b4a1821
AS
1914# libdc1394 check
1915if enabled libdc1394; then
1916 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1917 enable libdc1394_2; } ||
1918 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1919 enable libdc1394_1; } ||
1920 die "ERROR: No version of libdc1394 found "
1921fi
1922
1923
c13e1abd
FH
1924_restrict=
1925for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1926 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1927void foo(char * $restrict_keyword p);
1928EOF
c13e1abd
FH
1929done
1930
703afd07 1931test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1932
4f854758 1933if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1934 disable vhook
fbb9d104 1935 echo
b0268cc0 1936 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1937 echo "Patches welcome."
1938 echo
1939fi
1940
8d923001
MR
1941if enabled vhook; then
1942 check_ldflags -rdynamic
1943 check_ldflags -export-dynamic
1944fi
bfd2edeb 1945
eea50282
MR
1946check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1947check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1948
a86b921c 1949##########################################
29799f8b 1950# SDL check
a86b921c 1951
497237c7
RP
1952disable sdl_too_old
1953disable sdl
6a1a892f 1954SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1955if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1956 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1957 temp_cflags $sdl_cflags
dcd479c0 1958 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1959 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1960 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1961 if test "$_sdlversion" -lt 121 ; then
497237c7 1962 enable sdl_too_old
dcd479c0 1963 else
497237c7 1964 enable sdl
225e21ef 1965 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1966#include <SDL.h>
d6773f56 1967int main(int argc, char **argv){
29f3b38a
MR
1968 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1969 int w = vi->current_w;
1970 return 0;
1971}
1972EOF
dcd479c0
MR
1973 fi
1974 fi
29f3b38a 1975 restore_flags
c3f6b472 1976fi
57bd82d4 1977
2270b4b2 1978texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1979
7a91333f 1980##########################################
73b46a95
RP
1981# Network check
1982
1983if enabled network; then
96000432 1984 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1985 # Prefer arpa/inet.h over winsock2
1986 if check_header arpa/inet.h ; then
1987 check_func closesocket
1988 elif check_header winsock2.h ; then
ea10ddde 1989 network_extralibs="-lws2_32"
72be9e73 1990 check_type ws2tcpip.h socklen_t
2446d3d6 1991 check_func_headers winsock2.h closesocket
73b46a95
RP
1992 fi
1993fi
1994
1995##########################################
29799f8b 1996# IPv6 check
7a91333f 1997
497237c7 1998enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1999#include <sys/types.h>
2000#include <sys/socket.h>
2001#include <netinet/in.h>
2002#include <netdb.h>
db817cf3 2003int main(void) {
7483e694
DB
2004 struct sockaddr_storage saddr;
2005 struct ipv6_mreq mreq6;
2006 getaddrinfo(0,0,0,0);
2007 getnameinfo(0,0,0,0,0,0,0);
2008 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2009}
2010EOF
2011
06e31011
RP
2012check_header linux/videodev.h
2013check_header linux/videodev2.h
1b6e8b73 2014check_header sys/videoio.h
47f38850 2015
2446d3d6 2016check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2017
f8aa696f 2018# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2019{ check_header dev/bktr/ioctl_meteor.h &&
2020 check_header dev/bktr/ioctl_bt848.h; } ||
2021{ check_header machine/ioctl_meteor.h &&
2022 check_header machine/ioctl_bt848.h; } ||
2023{ check_header dev/video/meteor/ioctl_meteor.h &&
2024 check_header dev/video/bktr/ioctl_bt848.h; } ||
2025check_header dev/ic/bt8xx.h
f8aa696f 2026
c7682de0
RP
2027check_header sys/soundcard.h
2028check_header soundcard.h
deb29777 2029
7483e694 2030# deal with the X11 frame grabber
56a059ac 2031enabled x11grab &&
f58f4ce1
GP
2032check_header X11/Xlib.h &&
2033check_header X11/extensions/XShm.h &&
2034check_func XOpenDisplay -lX11 &&
06eab4ba 2035check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2036
40bcf4c7 2037enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2038
2039# add some useful compiler flags if supported
2040check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2041check_cflags -Wall
2042check_cflags -Wno-switch
c07bd6a9
MN
2043check_cflags -Wdisabled-optimization
2044check_cflags -Wpointer-arith
2045check_cflags -Wredundant-decls
cc1fb623 2046check_cflags -Wno-pointer-sign
f4929996 2047check_cflags -Wcast-qual
9aceb3cf 2048check_cflags -Wwrite-strings
652a5bf6 2049check_cflags -Wtype-limits
764551c6 2050check_cflags -Wundef
5af4e0cc 2051enabled extra_warnings && check_cflags -Winline
cf9d24ad 2052
57bd82d4 2053# add some linker flags
5c0e9479 2054check_ldflags -Wl,--warn-common
8351d2ba
DB
2055check_ldflags -Wl,--as-needed
2056check_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 2057check_ldflags -Wl,-Bsymbolic
94a3401e 2058
bd2216e4
MR
2059if enabled small; then
2060 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2061 optimizations="small"
2062elif enabled optimizations; then
3dddba4b 2063 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2064 add_cflags -O5
2065 add_ldflags -O5
cf9d24ad 2066 else
0f010b2f 2067 add_cflags -O3
cf9d24ad 2068 fi
cddf3f45 2069fi
11fdbc44 2070check_cflags -fno-math-errno
b2eb2ff0 2071check_cflags -fno-signed-zeros
cddf3f45 2072
504a64b9 2073# add some flags for Intel C Compiler
0c45cd07 2074if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2075 # Just warnings, no remarks
2076 check_cflags -w1
2077 # -wd: Disable following warnings
2078 # 144, 167, 556: -Wno-pointer-sign
2079 # 10006: ignoring unknown option -fno-signed-zeros
2080 # 10156: ignoring option '-W'; no argument required
2081 check_cflags -wd144,167,556,10006,10156
2082 # 11030: Warning unknown option --as-needed
2083 # 10156: ignoring option '-export'; no argument required
2084 check_ldflags -wd10156,11030
907eb3b5
CEH
2085 # Allow to compile with optimizations
2086 check_ldflags -march=$cpu
504a64b9
CEH
2087fi
2088
80581e98 2089# PIC flags for shared library objects where they are needed
5af4e0cc 2090if enabled shared; then
569cb218
MR
2091 # LIBOBJFLAGS may have already been set in the OS configuration
2092 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2093 case "${subarch-$arch}" in
b6bd7268 2094 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2095 esac
2096 fi
80581e98
MN
2097fi
2098
90be59ef 2099if enabled gprof; then
0f010b2f
DB
2100 add_cflags -p
2101 add_ldflags -p
1db54e20
DB
2102fi
2103
3b26ee47 2104VHOOKCFLAGS="-fPIC"
18451f7d 2105
7f3c02fc 2106# Find out if the .align argument is a power of two or not.
9377b6ce 2107check_asm asmalign_pot '".align 3"'
4454dc1b 2108
7483e694
DB
2109enabled_any $DECODER_LIST && enable decoders
2110enabled_any $ENCODER_LIST && enable encoders
2111enabled_any $BSF_LIST && enable bsfs
2112enabled_any $DEMUXER_LIST && enable demuxers
2113enabled_any $MUXER_LIST && enable muxers
f7679c54 2114enabled_any $FILTER_LIST && enable filters
7483e694
DB
2115enabled_any $INDEV_LIST && enable demuxers
2116enabled_any $OUTDEV_LIST && enable muxers
2117enabled_any $PROTOCOL_LIST && enable protocols
2118
2119enabled_any $THREADS_LIST && enable threads
2120
2121check_deps $CONFIG_LIST \
b6bb00b0 2122 $CONFIG_EXTRA \
7483e694
DB
2123 $HAVE_LIST \
2124 $DECODER_LIST \
2125 $ENCODER_LIST \
2126 $PARSER_LIST \
2127 $BSF_LIST \
2128 $DEMUXER_LIST \
2129 $MUXER_LIST \
f7679c54 2130 $FILTER_LIST \
7483e694
DB
2131 $INDEV_LIST \
2132 $OUTDEV_LIST \
2133 $PROTOCOL_LIST \
f70f03f6 2134
3e89171a 2135echo "install prefix $prefix"
f36958f8
DB
2136echo "source path $source_path"
2137echo "C compiler $cc"
bfd5afd8 2138echo ".align is power-of-two $asmalign_pot"
f36958f8 2139echo "ARCH $arch ($cpu)"
ce8871c2
MR
2140if test "$build_suffix" != ""; then
2141 echo "build suffix $build_suffix"
eb94aca9 2142fi
ac63af34
DB
2143if test "$extra_version" != ""; then
2144 echo "version string suffix $extra_version"
2145fi
0db2ce77 2146echo "big-endian ${bigendian-no}"
5b6c2cbd 2147if enabled x86; then
af44e8e4 2148 echo "yasm ${yasm-no}"
0db2ce77 2149 echo "MMX enabled ${mmx-no}"
1bb04d5a 2150 echo "SSE enabled ${sse-no}"
0db2ce77
MR
2151 echo "CMOV enabled ${cmov-no}"
2152 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2153 echo "EBX available ${ebx_available-no}"
2154 echo "EBP available ${ebp_available-no}"
e41e8342 2155fi
5b6c2cbd 2156if enabled arm; then
0db2ce77
MR
2157 echo "ARMv5TE enabled ${armv5te-no}"
2158 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2159 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2160 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2161 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2162 echo "NEON enabled ${neon-no}"
eba9ae3c 2163fi
5b6c2cbd 2164if enabled mips; then
0db2ce77 2165 echo "MMI enabled ${mmi-no}"
e41e8342 2166fi
5b6c2cbd 2167if enabled ppc; then
0db2ce77
MR
2168 echo "AltiVec enabled ${altivec-no}"
2169 echo "dcbzl available ${dcbzl-no}"
e41e8342 2170fi
0db2ce77
MR
2171echo "gprof enabled ${gprof-no}"
2172echo "debug symbols ${debug-no}"
87a0fb62 2173echo "strip symbols ${stripping-no}"
8400d6b8 2174echo "optimizations ${optimizations-no}"
0db2ce77
MR
2175echo "static ${static-no}"
2176echo "shared ${shared-no}"
4a24ab64 2177echo "postprocessing support ${postproc-no}"
13ca50f3 2178echo "software scaler enabled ${swscale-no}"
f7679c54 2179echo "new filter support ${avfilter-no}"
81124ba0 2180echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2181echo "video hooking ${vhook-no}"
90be59ef 2182if enabled vhook; then
0db2ce77
MR
2183 echo "Imlib2 support ${imlib2-no}"
2184 echo "FreeType support ${freetype2-no}"
68892110 2185fi
0db2ce77 2186echo "network support ${network-no}"
90be59ef 2187if enabled network; then
0db2ce77 2188 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2189fi
0db2ce77
MR
2190echo "threading support ${thread_type-no}"
2191echo "SDL support ${sdl-no}"
90be59ef 2192if enabled sdl_too_old; then
bfd5afd8
DB
2193 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2194fi
0db2ce77
MR
2195echo "Sun medialib support ${mlib-no}"
2196echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2197echo "libamr-nb support ${libamr_nb-no}"
2198echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2199echo "libdc1394 support ${libdc1394-no}"
690bfceb 2200echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2201echo "libfaac enabled ${libfaac-no}"
2202echo "libfaad enabled ${libfaad-no}"
7e0871a7 2203echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2204echo "libgsm enabled ${libgsm-no}"
2205echo "libmp3lame enabled ${libmp3lame-no}"
2206echo "libnut enabled ${libnut-no}"
f7cd9eed 2207echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2208echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2209echo "libtheora enabled ${libtheora-no}"
2210echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2211echo "libx264 enabled ${libx264-no}"
2212echo "libxvid enabled ${libxvid-no}"
272081b0 2213echo "vdpau enabled ${vdpau-no}"
0db2ce77 2214echo "zlib enabled ${zlib-no}"
f402916e 2215echo "bzlib enabled ${bzlib-no}"
2c62e737 2216echo
de6d9b64 2217
f7679c54 2218for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2219 echo "Enabled ${type}s:"
f65c9da1 2220 eval list=\$$(toupper $type)_LIST
8138b9db 2221 for part in $list; do
f65c9da1
MR
2222 enabled $part && echo ${part%_*}
2223 done | sort | pr -3 -t
2224 echo
8138b9db
RP
2225done
2226
ba321adb
JK
2227license="LGPL"
2228if enabled nonfree; then
2229 license="unredistributable"
2230elif enabled gpl; then
2231 license="GPL"
2232fi
2233
2234echo "License: $license"
ca5323af 2235
cf1392e9
DB
2236echo "Creating config.mak and config.h..."
2237
29799f8b
DB
2238echo "# Automatically generated by configure - do not modify!" > config.mak
2239echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2240echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2241echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2242echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2243
d921f03f 2244echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2245echo "prefix=$prefix" >> config.mak
22a324da
DB
2246echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2247echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2248echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2249echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2250echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2251echo "CC=$cc" >> config.mak
304d586d 2252echo "YASM=$yasmexe" >> config.mak
980fc7b8 2253echo "AR=$ar" >> config.mak
be7109c1 2254echo "RANLIB=$ranlib" >> config.mak
20369773 2255echo "LN_S=$ln_s" >> config.mak
87a0fb62 2256enabled stripping &&
3ae3b721 2257 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2258 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2259
a9b3f630 2260echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2261echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2262echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2263echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2264echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2265echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2266echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2267echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2268echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2269echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2270echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2271echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2272echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2273echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2274echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2275echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2276echo "SLIBSUF=$SLIBSUF" >> config.mak
2277echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2278echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2279echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2280echo "HOSTCC=$host_cc" >> config.mak
2281echo "HOSTCFLAGS=$host_cflags" >> config.mak
2282echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2283echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2284echo "TARGET_EXEC=$target_exec" >> config.mak
2285echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2286
90be59ef 2287if enabled bigendian; then
7483e694
DB
2288 echo "WORDS_BIGENDIAN=yes" >> config.mak
2289 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2290fi
44161118 2291
90be59ef 2292if enabled sdl; then
7483e694
DB
2293 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2294 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2295fi
90be59ef 2296if enabled texi2html; then
7483e694 2297 echo "BUILD_DOC=yes" >> config.mak
146ea952 2298fi
5a872801 2299
719c8e00
MR
2300get_version(){
2301 name=$1
2302 file=$source_path/$2
147e7692
MR
2303 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2304 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2305 lcname=$(tolower $name)
2306 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2307 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2308}
2309
147e7692
MR
2310get_version LIBSWSCALE libswscale/swscale.h
2311get_version LIBPOSTPROC libpostproc/postprocess.h
2312get_version LIBAVCODEC libavcodec/avcodec.h
2313get_version LIBAVDEVICE libavdevice/avdevice.h
2314get_version LIBAVFORMAT libavformat/avformat.h
2315get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2316get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2317
5af4e0cc 2318if enabled shared; then
7483e694
DB
2319 echo "BUILD_SHARED=yes" >> config.mak
2320 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2321 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2322 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2323 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2324 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2325 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2326 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2327 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2328 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2329fi
d7e27559 2330echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2331echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2332
7b5e8a27
DB
2333echo "ARCH=$arch" >> config.mak
2334
3d907e22
MR
2335print_config ARCH_ $TMPH config.mak $ARCH_LIST
2336print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2337print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2338 $CONFIG_EXTRA \
7483e694
DB
2339 $DECODER_LIST \
2340 $ENCODER_LIST \
2341 $PARSER_LIST \
2342 $BSF_LIST \
2343 $DEMUXER_LIST \
2344 $MUXER_LIST \
f7679c54 2345 $FILTER_LIST \
7483e694
DB
2346 $PROTOCOL_LIST \
2347 $INDEV_LIST \
2348 $OUTDEV_LIST \
8ac17293 2349
c13e1abd
FH
2350echo "#define restrict $_restrict" >> $TMPH
2351
bd2216e4 2352if enabled small; then
7483e694 2353 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2354fi
2355
997baf01
MR
2356echo "SRC_PATH=\"$source_path\"" >> config.mak
2357echo "SRC_PATH_BARE=$source_path" >> config.mak
2358echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2359
8156056e 2360# Apparently it's not possible to portably echo a backslash.
3ae3b721 2361enabled asmalign_pot &&
7483e694 2362 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2363 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2364
b4d96ba2 2365echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2366
9c05103f
DB
2367echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2368
b7860763 2369# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2370cmp -s $TMPH config.h &&
2371 echo "config.h is unchanged" ||
2372 mv -f $TMPH config.h
3d204385 2373
cea0ac52 2374rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2375
165af439 2376# build tree in object directory if source path is different from current one
90be59ef 2377if enabled source_path_used; then
165af439 2378 DIRS="\
7483e694
DB
2379 doc \
2380 libavcodec \
2381 libavcodec/alpha \
a2fc0f6a 2382 libavcodec/arm \
7483e694 2383 libavcodec/bfin \
7483e694
DB
2384 libavcodec/mlib \
2385 libavcodec/ppc \
2386 libavcodec/sh4 \
2387 libavcodec/sparc \
a6493a8f 2388 libavcodec/x86 \
52a9cf34 2389 libavdevice \
f7679c54 2390 libavfilter \
7483e694
DB
2391 libavformat \
2392 libavutil \
2393 libpostproc \
2394 libswscale \
2395 tests \
2396 tools \
2397 vhook \
2398 "
165af439 2399 FILES="\
7483e694
DB
2400 Makefile \
2401 common.mak \
71c61f62 2402 subdir.mak \
7483e694
DB
2403 doc/texi2pod.pl \
2404 libavcodec/Makefile \
52a9cf34 2405 libavdevice/Makefile \
f7679c54 2406 libavfilter/Makefile \
7483e694
DB
2407 libavformat/Makefile \
2408 libavutil/Makefile \
2409 libpostproc/Makefile \
2410 libswscale/Makefile \
2411 "
165af439 2412 for dir in $DIRS ; do
7483e694 2413 mkdir -p $dir
165af439
MR
2414 done
2415 for f in $FILES ; do
20369773 2416 $ln_s "$source_path/$f" $f
165af439
MR
2417 done
2418fi
def4272a 2419
def4272a 2420
d0674868 2421# build pkg-config files
def4272a 2422
d0674868
DB
2423pkgconfig_generate(){
2424name=$1
b0dfd108 2425shortname=${name#lib}${build_suffix}
d0674868
DB
2426comment=$2
2427version=$3
2428libs=$4
2429requires=$5
25cd5cb3 2430cat <<EOF > $name/$name.pc
3e89171a 2431prefix=$prefix
a94e666c 2432exec_prefix=\${prefix}
f2b7382c 2433libdir=$libdir
7622778e 2434includedir=$incdir
def4272a 2435
d0674868
DB
2436Name: $name
2437Description: $comment
2438Version: $version
5dcfe9f8
AH
2439Requires: $(disabled shared && echo $requires)
2440Requires.private: $(enabled shared && echo $requires)
def4272a 2441Conflicts:
12701f6e
AH
2442Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2443Libs.private: $(enabled shared && echo $libs)
76a448ed 2444Cflags: -I\${includedir}
def4272a 2445EOF
25cd5cb3 2446cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2447prefix=
2448exec_prefix=
46d1ff83 2449libdir=\${pcfiledir}
1d44d365 2450includedir=${source_path}
def4272a 2451
d0674868
DB
2452Name: $name
2453Description: $comment
2454Version: $version
2455Requires: $requires
def4272a 2456Conflicts:
12701f6e 2457Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2458Cflags: -I\${includedir}
2459EOF
d0674868 2460}
def4272a 2461
e426941d 2462pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2463pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2464pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2465pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2466enabled avfilter &&
46983309 2467 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2468enabled postproc &&
e426941d 2469 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2470if enabled swscale; then
e426941d 2471 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2472else
46983309 2473 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2474 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2475fi