Add a check for ppc4xx instructions; rename preprocessor directive accordingly.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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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
MR
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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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
MR
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
cde2d79a
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54 exit 1
55fi
56
74c53c2d
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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]"
27cb5cbc
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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
DB
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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DB
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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DB
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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DB
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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DB
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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DB
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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DB
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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DB
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)"
a0d8a50b 163 echo " --disable-fastdiv disable table-based division"
786b30af 164 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 165 echo " --disable-ffplay disable ffplay build"
4f50c3d5 166 echo " --disable-ffserver disable ffserver build"
74c53c2d 167 echo " --enable-small optimize for size instead of speed"
3abe5fbd 168 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 169 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 170 echo " --enable-beos-netserver enable BeOS netserver"
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DB
171 echo " --disable-encoder=NAME disable encoder NAME"
172 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 173 echo " --disable-encoders disable all encoders"
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DB
174 echo " --disable-decoder=NAME disable decoder NAME"
175 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
176 echo " --disable-decoders disable all decoders"
177 echo " --disable-muxer=NAME disable muxer NAME"
178 echo " --enable-muxer=NAME enable muxer NAME"
179 echo " --disable-muxers disable all muxers"
180 echo " --disable-demuxer=NAME disable demuxer NAME"
181 echo " --enable-demuxer=NAME enable demuxer NAME"
182 echo " --disable-demuxers disable all demuxers"
183 echo " --enable-parser=NAME enable parser NAME"
184 echo " --disable-parser=NAME disable parser NAME"
185 echo " --disable-parsers disable all parsers"
186 echo " --enable-bsf=NAME enable bitstream filter NAME"
187 echo " --disable-bsf=NAME disable bitstream filter NAME"
188 echo " --disable-bsfs disable all bitstream filters"
189 echo " --enable-protocol=NAME enable protocol NAME"
190 echo " --disable-protocol=NAME disable protocol NAME"
191 echo " --disable-protocols disable all protocols"
49276307
DB
192 echo " --disable-indevs disable input devices"
193 echo " --disable-outdevs disable output devices"
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DB
194 echo " --disable-devices disable all devices"
195 echo " --enable-filter=NAME enable filter NAME"
196 echo " --disable-filter=NAME disable filter NAME"
197 echo " --disable-filters disable all filters"
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198 echo " --list-decoders show all available decoders"
199 echo " --list-encoders show all available encoders"
200 echo " --list-muxers show all available muxers"
201 echo " --list-demuxers show all available demuxers"
202 echo " --list-parsers show all available parsers"
203 echo " --list-protocols show all available protocols"
204 echo " --list-bsfs show all available bitstream filters"
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DB
205 echo " --list-indevs show all available input devices"
206 echo " --list-outdevs show all available output devices"
1865259f 207 echo " --list-filters show all available filters"
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208 echo
209 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 210 echo " --disable-debug disable debugging symbols"
b7d49373 211 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 212 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 213 echo " --disable-optimizations disable compiler optimizations"
0a622b98 214 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 215 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
216 echo ""
217 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 218 exit 0
74c53c2d 219}
cf9d24ad 220
57bd82d4 221log(){
2270b4b2 222 echo "$@" >> $logfile
57bd82d4
MR
223}
224
720c69da 225log_file(){
c8e9f801 226 log BEGIN $1
2270b4b2 227 pr -n -t $1 >> $logfile
c8e9f801
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228 log END $1
229}
230
2ba042a7 231echolog(){
c8e9f801 232 log "$@"
57bd82d4 233 echo "$@"
2ba042a7
MR
234}
235
236die(){
237 echolog "$@"
238 cat <<EOF
239If you think configure made a mistake, make sure you are using the latest
240version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 241ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 242EOF
e155a21a 243 if disabled logging; then
2ba042a7 244 cat <<EOF
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DB
245Rerun configure with logging enabled (do not use --disable-logging), and
246include the log this produces with your report.
2ba042a7
MR
247EOF
248 else
249cat <<EOF
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DB
250Include the log file "$logfile" produced by configure as this will help
251solving the problem.
2ba042a7
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252EOF
253 fi
cea0ac52 254 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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255 exit 1
256}
257
6c6007d6 258# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 259toupper(){
6c6007d6 260 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
261}
262
4a5444db 263tolower(){
6c6007d6 264 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
265}
266
a8d04fba
MR
267set_all(){
268 value=$1
269 shift
270 for var in $*; do
271 eval $var=$value
272 done
273}
274
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MR
275set_weak(){
276 value=$1
277 shift
278 for var; do
279 eval : \${$var:=$value}
280 done
281}
282
799c9e9b
MR
283pushvar(){
284 for var in $*; do
285 eval level=\${${var}_level:=0}
286 eval ${var}_${level}="\$$var"
287 eval ${var}_level=$(($level+1))
288 done
289}
290
291popvar(){
292 for var in $*; do
293 eval level=\${${var}_level:-0}
294 test $level = 0 && continue
295 eval level=$(($level-1))
296 eval $var="\${${var}_${level}}"
297 eval ${var}_level=$level
298 eval unset ${var}_${level}
299 done
300}
301
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302enable(){
303 set_all yes $*
304}
305
306disable(){
307 set_all no $*
308}
309
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310enable_weak(){
311 set_weak yes $*
312}
313
314disable_weak(){
315 set_weak no $*
316}
317
f9d328da
MR
318do_enable_deep(){
319 for var; do
320 enabled $var && continue
321 eval sel="\$${var}_select"
c510c7b5
MR
322 eval sgs="\$${var}_suggest"
323 pushvar var sgs
f9d328da 324 enable_deep $sel
c510c7b5
MR
325 popvar sgs
326 enable_deep_weak $sgs
f9d328da
MR
327 popvar var
328 done
329}
330
331enable_deep(){
332 do_enable_deep $*
333 enable $*
334}
335
72a43668
MR
336enable_deep_weak(){
337 do_enable_deep $*
338 enable_weak $*
339}
340
57bd82d4 341enabled(){
3250003c
MR
342 test "${1#!}" = "$1" && op== || op=!=
343 eval test "x\$${1#!}" $op "xyes"
44161118
MR
344}
345
37970ebf 346disabled(){
3250003c
MR
347 test "${1#!}" = "$1" && op== || op=!=
348 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
349}
350
44161118
MR
351enabled_all(){
352 for opt; do
353 enabled $opt || return 1
354 done
355}
356
85bca2c5
DB
357disabled_all(){
358 for opt; do
359 disabled $opt || return 1
360 done
361}
362
44161118
MR
363enabled_any(){
364 for opt; do
365 enabled $opt && return 0
366 done
367}
368
85bca2c5
DB
369disabled_any(){
370 for opt; do
371 disabled $opt && return 0
372 done
f7b230a7 373 return 1
85bca2c5
DB
374}
375
c9d19248
MR
376set_default(){
377 for opt; do
88268e94 378 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
379 done
380}
381
4a0d6686
AJ
382is_in(){
383 value=$1
384 shift
385 for var in $*; do
386 [ $var = $value ] && return 0
387 done
388 return 1
389}
390
30fd06be
MR
391check_deps(){
392 for cfg; do
3250003c 393 cfg="${cfg#!}"
799c9e9b
MR
394 enabled ${cfg}_checking && die "Circular dependency for $cfg."
395 disabled ${cfg}_checking && continue
396 enable ${cfg}_checking
397
30fd06be
MR
398 eval dep_all="\$${cfg}_deps"
399 eval dep_any="\$${cfg}_deps_any"
7ef3425f 400 eval dep_sel="\$${cfg}_select"
c510c7b5 401 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 402
c510c7b5
MR
403 pushvar cfg dep_all dep_any dep_sel dep_sgs
404 check_deps $dep_all $dep_any $dep_sel $dep_sgs
405 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 406
6a702d4c
MR
407 enabled_all $dep_all || disable $cfg
408 enabled_any $dep_any || disable $cfg
7ef3425f 409 disabled_any $dep_sel && disable $cfg
799c9e9b 410
4ec45764
RP
411 if enabled $cfg; then
412 eval dep_extralibs="\$${cfg}_extralibs"
413 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 414 enable_deep $dep_sel
c510c7b5 415 enable_deep_weak $dep_sgs
4ec45764
RP
416 fi
417
799c9e9b 418 disable ${cfg}_checking
30fd06be
MR
419 done
420}
421
44161118
MR
422print_config(){
423 pfx=$1
424 header=$2
425 makefile=$3
426 shift 3
427 for cfg; do
3d907e22 428 ucname="`toupper $cfg`"
44161118 429 if enabled $cfg; then
3d907e22 430 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
431 echo "${pfx}${ucname}=yes" >> $makefile
432 else
b250f9c6 433 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
434 fi
435 done
57bd82d4
MR
436}
437
438flags_saved(){
2270b4b2 439 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
440}
441
dcd479c0 442save_flags(){
57bd82d4 443 flags_saved && return
dcd479c0
MR
444 SAVE_CFLAGS="$CFLAGS"
445 SAVE_LDFLAGS="$LDFLAGS"
446 SAVE_extralibs="$extralibs"
447}
448
449restore_flags(){
f5d28d10 450 flags_saved || return
dcd479c0
MR
451 CFLAGS="$SAVE_CFLAGS"
452 LDFLAGS="$SAVE_LDFLAGS"
453 extralibs="$SAVE_extralibs"
454 unset SAVE_CFLAGS
455 unset SAVE_LDFLAGS
456 unset SAVE_extralibs
457}
458
459temp_cflags(){
460 save_flags
461 CFLAGS="$CFLAGS $*"
462}
463
464temp_ldflags(){
465 save_flags
466 LDFLAGS="$LDFLAGS $*"
467}
468
469temp_extralibs(){
470 save_flags
471 extralibs="$extralibs $*"
472}
473
57bd82d4
MR
474append(){
475 var=$1
476 shift
477 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
478 eval "$var=\"\$$var $*\""
479}
480
481add_cflags(){
482 append CFLAGS "$@"
483}
484
485add_ldflags(){
486 append LDFLAGS "$@"
487}
488
489add_extralibs(){
490 append extralibs "$@"
491}
492
b0cfb663 493check_cmd(){
b3cb5d51 494 log "$@"
2270b4b2 495 "$@" >> $logfile 2>&1
b0cfb663
MR
496}
497
dcd479c0 498check_cc(){
57bd82d4 499 log check_cc "$@"
2270b4b2 500 cat > $TMPC
720c69da 501 log_file $TMPC
b0cfb663 502 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
503}
504
505check_cpp(){
506 log check_cpp "$@"
2270b4b2 507 cat > $TMPC
720c69da 508 log_file $TMPC
b0cfb663 509 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
510}
511
940f335a
MR
512check_asm(){
513 log check_asm "$@"
514 name="$1"
515 asm="$2"
516 shift 2
517 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 518void foo(void){ __asm__ volatile($asm); }
940f335a
MR
519EOF
520}
521
304d586d
LM
522check_yasm(){
523 log check_yasm "$@"
524 echo "$1" > $TMPS
525 log_file $TMPS
526 shift 1
527 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
528}
529
dcd479c0 530check_ld(){
57bd82d4 531 log check_ld "$@"
0607887f 532 check_cc || return
3155a644
MR
533 flags=''
534 libs=''
535 for f; do
536 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
537 done
538 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
539}
540
541check_cflags(){
57bd82d4
MR
542 log check_cflags "$@"
543 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
544int x;
545EOF
546}
547
548check_ldflags(){
57bd82d4
MR
549 log check_ldflags "$@"
550 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 551int main(void){ return 0; }
dcd479c0
MR
552EOF
553}
554
555check_header(){
57bd82d4 556 log check_header "$@"
dcd479c0
MR
557 header=$1
558 shift
d8bc5f06
MR
559 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
560 disable $var
561 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
562#include <$header>
563int x;
564EOF
565}
566
567check_func(){
57bd82d4 568 log check_func "$@"
dcd479c0
MR
569 func=$1
570 shift
d8bc5f06
MR
571 disable $func
572 check_ld "$@" <<EOF && enable $func
dcd479c0 573extern int $func();
c23a0ac8 574int main(void){ $func(); }
dcd479c0
MR
575EOF
576}
577
2446d3d6
DB
578check_func_headers(){
579 log check_func_headers "$@"
f8d7b072
MR
580 headers=$1
581 func=$2
582 shift 2
583 disable $func
584 incs=""
585 for hdr in $headers; do
586 incs="$incs
587#include <$hdr>"
588 done
589 check_ld "$@" <<EOF && enable $func
590$incs
d6773f56 591int main(int argc, char **argv){
f8d7b072
MR
592 (void) $func;
593 return 0;
594}
595EOF
596}
597
a5344cf7
SS
598check_cpp_condition(){
599 log check_cpp_condition "$@"
600 header=$1
601 condition=$2
602 check_cpp <<EOF
603#include <$header>
604#if !($condition)
605#error "unsatisfied condition: $condition"
606#endif
607EOF
608}
609
57bd82d4
MR
610check_lib(){
611 log check_lib "$@"
612 header="$1"
613 func="$2"
614 shift 2
fcfcde17
MR
615 temp_extralibs "$@"
616 check_header $header && check_func $func && add_extralibs "$@"
617 err=$?
618 restore_flags
619 return $err
57bd82d4
MR
620}
621
f8d7b072
MR
622check_lib2(){
623 log check_lib2 "$@"
624 headers="$1"
625 func="$2"
626 shift 2
627 temp_extralibs "$@"
2446d3d6 628 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
629 err=$?
630 restore_flags
631 return $err
632}
633
dcd479c0 634check_exec(){
2270b4b2 635 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
636}
637
7dfef245
MR
638check_exec_crash(){
639 code=`cat`
640
641 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
642 # are safe but may not be available everywhere. Thus we use
643 # raise(SIGTERM) instead. The check is run in a subshell so we
644 # can redirect the "Terminated" message from the shell. SIGBUS
645 # is not defined by standard C so it is used conditionally.
646
2270b4b2 647 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
648#include <signal.h>
649static void sighandler(int sig){
650 raise(SIGTERM);
651}
e5af4a11 652int main(void){
7dfef245
MR
653 signal(SIGILL, sighandler);
654 signal(SIGFPE, sighandler);
655 signal(SIGSEGV, sighandler);
656#ifdef SIGBUS
657 signal(SIGBUS, sighandler);
658#endif
659 { $code }
660}
661EOF
662}
663
72be9e73
DY
664check_type(){
665 log check_type "$@"
666 headers=$1
667 type=$2
668 shift 2
669 disable $type
670 incs=""
671 for hdr in $headers; do
672 incs="$incs
673#include <$hdr>"
674 done
675 check_cc "$@" <<EOF && enable $type
676$incs
677$type v;
678EOF
679}
680
57bd82d4
MR
681require(){
682 name="$1"
683 header="$2"
684 func="$3"
685 shift 3
686 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
687}
688
f8d7b072
MR
689require2(){
690 name="$1"
691 headers="$2"
692 func="$3"
693 shift 3
694 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
695}
696
eea50282
MR
697check_foo_config(){
698 cfg=$1
699 pkg=$2
700 header=$3
701 func=$4
702 shift 4
703 disable $cfg
704 check_cmd ${pkg}-config --version
705 err=$?
706 if test "$err" = 0; then
707 temp_cflags `${pkg}-config --cflags`
708 temp_extralibs `${pkg}-config --libs`
709 check_lib "$@" $header $func && enable $cfg
710 fi
711 return $err
712}
713
c505dd31
MR
714apply(){
715 file=$1
716 shift
717 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
718}
719
dcd61286
DB
720# CONFIG_LIST contains configurable options, while HAVE_LIST is for
721# system-dependent things.
722
4a0d6686
AJ
723COMPONENT_LIST="
724 bsfs
725 decoders
726 demuxers
727 encoders
3cde40aa 728 filters
c552605c 729 indevs
4a0d6686 730 muxers
c552605c 731 outdevs
4a0d6686
AJ
732 parsers
733 protocols
734"
735
736CONFIG_LIST="
737 $COMPONENT_LIST
e8ed9b7a 738 aandct
f7679c54
VS
739 avfilter
740 avfilter_lavf
c88f5d72
MR
741 avisynth
742 beos_netserver
f402916e 743 bzlib
27a9466b 744 fastdiv
c88f5d72
MR
745 ffmpeg
746 ffplay
747 ffserver
1848f7d9 748 fft
4f034993 749 golomb
c88f5d72 750 gpl
ecfc4f44 751 gprof
d8d0d0b2 752 gray
3abe5fbd 753 hardcoded_tables
c88f5d72 754 ipv6
f5a756ef
DB
755 libamr_nb
756 libamr_wb
f7b8bffe 757 libdc1394
690bfceb 758 libdirac
2eed5a46
DB
759 libfaac
760 libfaad
761 libfaadbin
c88f5d72 762 libgsm
6ebe07fb 763 libmp3lame
c88f5d72 764 libnut
f7cd9eed 765 libschroedinger
ae14f311 766 libspeex
150d2772 767 libtheora
c88f5d72 768 libvorbis
1cc60c47
DB
769 libx264
770 libxvid
47a158cb 771 mdct
c88f5d72 772 memalign_hack
a8150374 773 mlib
c88f5d72
MR
774 mpegaudio_hp
775 network
3fe142e2 776 nonfree
4a24ab64 777 postproc
2b4c3615 778 powerpc_perf
2e35e684 779 shared
bd2216e4 780 small
2e35e684 781 static
13ca50f3 782 swscale
272081b0 783 vdpau
c88f5d72 784 vhook
56a059ac 785 x11grab
68178ca9 786 xvmc
c88f5d72 787 zlib
4a0d6686 788"
c88f5d72 789
8eee7025
DB
790THREADS_LIST='
791 beosthreads
d22e8442 792 os2threads
8eee7025
DB
793 pthreads
794 w32threads
795'
796
3f5b56e5
MR
797ARCH_LIST='
798 alpha
a2fc0f6a 799 arm
3f5b56e5
MR
800 bfin
801 ia64
802 m68k
803 mips
804 parisc
79cb09b2 805 ppc
3f5b56e5
MR
806 s390
807 sh4
808 sparc
809 sparc64
810 x86
811 x86_32
812 x86_64
813'
814
815ARCH_EXT_LIST='
1ac9331a 816 altivec
1ac9331a 817 armv5te
edab3048 818 armv6
ab5cb084 819 armv6t2
f55b299a 820 armvfp
3f5b56e5
MR
821 iwmmxt
822 mmi
823 mmx
d7f0920b 824 mmx2
6b18d278 825 neon
799fde37 826 ppc4xx
1bb04d5a 827 sse
9eeed841 828 ssse3
bd9d34a0 829 vis
3f5b56e5
MR
830'
831
832HAVE_LIST="
833 $ARCH_EXT_LIST
834 $THREADS_LIST
835 altivec_h
c9fdab0d 836 arpa_inet_h
6bd859d6 837 bswap
ecf97f22 838 closesocket
1ac9331a 839 cmov
e16e49ac 840 conio_h
c88f5d72 841 dcbzl
f8aa696f
DB
842 dev_bktr_ioctl_bt848_h
843 dev_bktr_ioctl_meteor_h
844 dev_ic_bt8xx_h
845 dev_video_meteor_ioctl_meteor_h
846 dev_video_bktr_ioctl_bt848_h
18b67ae5 847 dlfcn_h
c88f5d72 848 dlopen
bc574408 849 dos_paths
245626d0
DB
850 ebp_available
851 ebx_available
c2a29455 852 fast_64bit
7073e9fc 853 fast_cmov
7b829d2a 854 fast_unaligned
9d99cc5a 855 fork
c88f5d72 856 freetype2
da9e86f8 857 gethrtime
4e68cb8a 858 GetProcessTimes
66be5b45 859 getrusage
c88f5d72 860 imlib2
2e1913b1 861 inet_aton
61d251db 862 inline_asm
0b4a1821
AS
863 libdc1394_1
864 libdc1394_2
a33cab3a
MK
865 llrint
866 lrint
c88f5d72 867 lrintf
f8aa696f
DB
868 machine_ioctl_bt848_h
869 machine_ioctl_meteor_h
c88f5d72
MR
870 malloc_h
871 memalign
6ffa87d3 872 mkstemp
b4e806b2 873 pld
1f91cdce 874 posix_memalign
9cafbd6c 875 ppc64
a33cab3a
MK
876 round
877 roundf
c88f5d72
MR
878 sdl
879 sdl_video_size
b507ebd1 880 setmode
72be9e73 881 socklen_t
deb29777 882 soundcard_h
f8cda19e 883 poll_h
b58412f1 884 sys_mman_h
b091aa44 885 sys_resource_h
81644c2e 886 sys_select_h
deb29777 887 sys_soundcard_h
1b6e8b73 888 sys_videoio_h
e16e49ac 889 termios_h
b265431e 890 threads
7b04b8a0 891 truncf
6ff3f3e7 892 winsock2_h
304d586d 893 yasm
0cb78cef 894"
44161118 895
b6bb00b0
MR
896# options emitted with CONFIG_ prefix but not available on command line
897CONFIG_EXTRA="
898 fft_mmx
40b509b3 899 oldscaler
b6bb00b0
MR
900"
901
520cc7f1 902CMDLINE_SELECT="
3f5b56e5 903 $ARCH_EXT_LIST
520cc7f1 904 $CONFIG_LIST
8eee7025 905 $THREADS_LIST
db6107b6 906 cross_compile
520cc7f1
MR
907 debug
908 extra_warnings
8c6afa4d 909 logging
d2bbb2f7 910 optimizations
87a0fb62 911 stripping
520cc7f1 912"
426be5dc
DB
913
914PATHS_LIST='
d156bede 915 bindir
26759c44
MR
916 incdir
917 libdir
26759c44
MR
918 mandir
919 prefix
920 shlibdir
426be5dc
DB
921'
922
923CMDLINE_SET="
924 $PATHS_LIST
925 arch
926 build_suffix
927 cc
928 cpu
929 cross_prefix
ac63af34 930 extra_version
9da6609f
MR
931 host_cc
932 host_cflags
933 host_ldflags
934 host_libs
426be5dc 935 logfile
89641463 936 nm
26759c44 937 source_path
a7ada2ba 938 target_exec
26759c44 939 target_os
a7ada2ba 940 target_path
426be5dc 941"
520cc7f1 942
912f3148
DB
943# code dependency declarations
944
9eeed841 945# architecture extensions
79cb09b2 946altivec_deps="ppc"
a2fc0f6a
MR
947armv5te_deps="arm"
948armv6_deps="arm"
ab5cb084 949armv6t2_deps="arm"
a2fc0f6a
MR
950armvfp_deps="arm"
951iwmmxt_deps="arm"
e241ba14 952mmi_deps="mips"
9eeed841 953mmx_deps="x86"
fbef871d 954mmx2_deps="x86 mmx"
a2fc0f6a 955neon_deps="arm"
799fde37 956ppc4xx_deps="ppc"
1bb04d5a
RP
957sse_deps="mmx"
958ssse3_deps="x86 sse"
bd9d34a0 959vis_deps="sparc"
9eeed841 960
b6bb00b0
MR
961# common features
962fft_suggest="fft_mmx"
963fft_mmx_deps="mmx yasm"
40b509b3 964oldscaler_deps="!swscale"
b6bb00b0 965
912f3148 966# decoders / encoders
47a158cb 967aac_decoder_select="fft mdct"
d8d12c15 968ac3_decoder_deps="gpl"
47a158cb
MR
969ac3_decoder_select="fft mdct"
970atrac3_decoder_select="fft mdct"
4f034993 971cavs_decoder_select="golomb"
47a158cb 972cook_decoder_select="fft mdct"
2eef7c62 973cscd_decoder_suggest="zlib"
47a158cb 974dca_decoder_select="fft mdct"
e8ed9b7a 975dnxhd_encoder_select="aandct"
2eef7c62 976dxa_decoder_select="zlib"
406ab5cc 977eac3_decoder_deps="gpl"
47a158cb 978eac3_decoder_select="fft mdct"
e8ed9b7a 979eatgq_decoder_select="aandct"
4f034993
MR
980ffv1_decoder_select="golomb"
981flac_decoder_select="golomb"
982flac_encoder_select="golomb"
2eef7c62
AJ
983flashsv_decoder_select="zlib"
984flashsv_encoder_select="zlib"
e8ed9b7a
DB
985flv_encoder_select="aandct"
986h261_encoder_select="aandct"
987h263_encoder_select="aandct"
988h263p_encoder_select="aandct"
4f034993 989h264_decoder_select="golomb"
369122dd 990h264_vdpau_decoder_deps="vdpau"
47a158cb 991imc_decoder_select="fft mdct"
4f034993
MR
992jpegls_decoder_select="golomb"
993jpegls_encoder_select="golomb"
e8ed9b7a 994ljpeg_encoder_select="aandct"
4f034993 995loco_decoder_select="golomb"
e8ed9b7a
DB
996mjpeg_encoder_select="aandct"
997mpeg1video_encoder_select="aandct"
998mpeg2video_encoder_select="aandct"
999mpeg4_encoder_select="aandct"
d37edddc 1000mpeg_vdpau_decoder_deps="vdpau"
2b324225 1001mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 1002mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
1003msmpeg4v1_encoder_select="aandct"
1004msmpeg4v2_encoder_select="aandct"
1005msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1006nellymoser_decoder_select="fft mdct"
1007nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1008png_decoder_select="zlib"
1009png_encoder_select="zlib"
47a158cb 1010qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1011rv10_encoder_select="aandct"
1012rv20_encoder_select="aandct"
4f034993
MR
1013shorten_decoder_select="golomb"
1014sonic_decoder_select="golomb"
1015sonic_encoder_select="golomb"
1016sonic_ls_encoder_select="golomb"
1017svq3_decoder_select="golomb"
bee2eac5 1018svq3_decoder_suggest="zlib"
2eef7c62
AJ
1019tiff_decoder_suggest="zlib"
1020tiff_encoder_suggest="zlib"
1021tscc_decoder_select="zlib"
c5b42f4a 1022vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1023vorbis_decoder_select="fft mdct"
1024vorbis_encoder_select="fft mdct"
1025wmav1_decoder_select="fft mdct"
1026wmav1_encoder_select="fft mdct"
1027wmav2_decoder_select="fft mdct"
1028wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1029wmv1_encoder_select="aandct"
1030wmv2_encoder_select="aandct"
c5b42f4a 1031wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1032zlib_decoder_select="zlib"
1033zlib_encoder_select="zlib"
1034zmbv_decoder_select="zlib"
1035zmbv_encoder_select="zlib"
30fd06be 1036
912f3148 1037# external libraries
f5a756ef
DB
1038libamr_nb_decoder_deps="libamr_nb"
1039libamr_nb_encoder_deps="libamr_nb"
1040libamr_wb_decoder_deps="libamr_wb"
1041libamr_wb_encoder_deps="libamr_wb"
1b71f045 1042libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1043libdirac_encoder_deps="libdirac"
c9171a83 1044libfaac_encoder_deps="libfaac"
69ddbd1d 1045libfaad_decoder_deps="libfaad"
4ec45764 1046libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1047libgsm_decoder_deps="libgsm"
1048libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1049libgsm_ms_decoder_deps="libgsm"
1050libgsm_ms_encoder_deps="libgsm"
1cc60c47 1051libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1052libschroedinger_decoder_deps="libschroedinger"
1053libschroedinger_encoder_deps="libschroedinger"
ae14f311 1054libspeex_decoder_deps="libspeex"
150d2772 1055libtheora_encoder_deps="libtheora"
b0caf888 1056libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1057libx264_encoder_deps="libx264"
1058libxvid_encoder_deps="libxvid"
13566c31 1059mpeg4aac_decoder_deps="libfaad"
272081b0 1060vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1061
912f3148 1062# demuxers / muxers
03a76ba9 1063ac3_demuxer_deps="ac3_parser"
50383e88 1064audio_beos_demuxer_deps="audio_beos"
4ec45764 1065audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1066audio_beos_muxer_deps="audio_beos"
4ec45764 1067audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1068avisynth_demuxer_deps="avisynth"
73483024 1069bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1070dirac_demuxer_deps="dirac_parser"
fe9bb347 1071dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1072libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1073libnut_demuxer_deps="libnut"
1074libnut_muxer_deps="libnut"
2eef7c62
AJ
1075matroska_demuxer_suggest="zlib bzlib"
1076mov_demuxer_suggest="zlib"
4bd8e17c 1077mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1078oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1079oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1080redir_demuxer_deps="network"
8eb793c4 1081rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1082rtsp_demuxer_deps="sdp_demuxer"
1083sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1084v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1085v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1086vfwcap_demuxer_deps="capCreateCaptureWindow"
1087vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1088x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1089x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1090
912f3148 1091# protocols
c08fb000
AB
1092http_protocol_deps="network"
1093rtp_protocol_deps="udp_protocol"
1094tcp_protocol_deps="network"
1095udp_protocol_deps="network"
1096
f7679c54 1097# filters
81124ba0 1098movie_filter_deps="avfilter_lavf"
f7679c54 1099
912f3148 1100# programs
fa859b4d 1101ffplay_deps="sdl"
6ad42348 1102ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1103ffserver_extralibs='$ldl'
1104vhook_extralibs='$ldl'
a2830dca 1105
912f3148 1106
de6d9b64 1107# default parameters
8a608357 1108
2ba042a7 1109logfile="config.err"
8a608357
MR
1110
1111# installation paths
c9d19248
MR
1112prefix_default="/usr/local"
1113bindir_default='${prefix}/bin'
1114incdir_default='${prefix}/include'
1115libdir_default='${prefix}/lib'
1116mandir_default='${prefix}/share/man'
1117shlibdir_default="$libdir_default"
8a608357
MR
1118
1119# toolchain
11e6d03a 1120ar="ar"
13c7df3d 1121cc_default="gcc"
9da6609f 1122host_cc_default="gcc"
11e6d03a 1123ln_s="ln -sf"
89641463 1124nm_default="nm"
11e6d03a 1125objformat="elf"
be7109c1 1126ranlib="ranlib"
0f3cb305 1127strip="strip"
11e6d03a 1128yasmexe="yasm"
8a608357
MR
1129
1130# machine
cc6a90dd 1131arch=`uname -m`
38d0a8aa 1132cpu="generic"
8a608357 1133
8a608357 1134# OS
4f854758 1135target_os=$(tolower $(uname -s))
8a608357 1136
8a608357 1137# configurable options
497237c7 1138enable debug
497237c7
RP
1139enable ffmpeg
1140enable ffplay
1141enable ffserver
1142enable ipv6
497237c7
RP
1143enable mpegaudio_hp
1144enable network
40b509b3 1145enable oldscaler
8400d6b8 1146enable optimizations
497237c7 1147enable protocols
530dc538 1148enable static
87a0fb62 1149enable stripping
8a608357
MR
1150vhook="default"
1151
8a608357 1152# build settings
11a9d3e8 1153add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1154SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1155VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1156FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1157LIBPREF="lib"
1158LIBSUF=".a"
c5f14466
RP
1159FULLNAME='$(NAME)$(BUILDSUF)'
1160LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1161SLIBPREF="lib"
1162SLIBSUF=".so"
c5f14466 1163SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1164SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1165SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1166LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1167
9da6609f
MR
1168host_cflags='-O3 -g -Wall'
1169host_libs='-lm'
1170
a7ada2ba
MR
1171target_path='.'
1172
0d7dca36
DB
1173# gcc stupidly only outputs the basename of targets with -MM, but we need the
1174# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1175DEPEND_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 1176
c597172e
MR
1177# find source path
1178source_path="`dirname \"$0\"`"
497237c7 1179enable source_path_used
c597172e
MR
1180if test -z "$source_path" -o "$source_path" = "." ; then
1181 source_path="`pwd`"
497237c7 1182 disable source_path_used
c597172e
MR
1183else
1184 source_path="`cd \"$source_path\"; pwd`"
1185 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1186 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1187fi
1188
c597172e
MR
1189FFMPEG_CONFIGURATION="$@"
1190
73ef8980
MR
1191find_things(){
1192 thing=$1
1193 pattern=$2
1194 file=$source_path/$3
932ccf39 1195 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1196}
1197
1198ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1199DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1200PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1201BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1202MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1203DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1204OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1205INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1206PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1207FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1208
7483e694
DB
1209enable $ARCH_EXT_LIST \
1210 $DECODER_LIST \
1211 $ENCODER_LIST \
1212 $PARSER_LIST \
1213 $BSF_LIST \
1214 $DEMUXER_LIST \
1215 $MUXER_LIST \
f7679c54 1216 $FILTER_LIST \
7483e694
DB
1217 $PROTOCOL_LIST \
1218 $INDEV_LIST \
1219 $OUTDEV_LIST \
c597172e
MR
1220
1221die_unknown(){
1222 echo "Unknown option \"$1\"."
1223 echo "See $0 --help for available options."
1224 exit 1
1225}
1226
794f8e97 1227show_list() {
bf0c4afa
RP
1228 suffix=_$1
1229 shift
1230 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1231 exit 0
1232}
1233
c597172e 1234for opt do
7483e694
DB
1235 optval="${opt#*=}"
1236 case "$opt" in
0f010b2f 1237 --extra-cflags=*) add_cflags $optval
7483e694 1238 ;;
0f010b2f 1239 --extra-ldflags=*) add_ldflags $optval
7483e694 1240 ;;
0f010b2f 1241 --extra-libs=*) add_extralibs $optval
7483e694 1242 ;;
8fb1cb58 1243 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1244 ;;
40bcf4c7
BL
1245 --enable-debug=*) debuglevel="$optval"
1246 ;;
7483e694
DB
1247 --enable-*=*|--disable-*=*)
1248 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1249 case "$thing" in
81124ba0 1250 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1251 *) die_unknown "$opt" ;;
1252 esac
1253 ;;
1254 --enable-?*|--disable-?*)
1255 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1256 if is_in $option $COMPONENT_LIST; then
1257 eval $action \$$(toupper ${option%s})_LIST
1258 elif is_in $option $CMDLINE_SELECT; then
1259 $action $option
1260 else
1261 die_unknown $opt
1262 fi
7483e694
DB
1263 ;;
1264 --list-*)
1265 NAME="${opt#--list-}"
1266 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1267 NAME=${NAME%s}
1268 eval show_list $NAME \$$(toupper $NAME)_LIST
1269 ;;
1270 --help|-h) show_help
1271 ;;
1272 *)
884a36a7 1273 optname="${opt%%=*}"
26759c44
MR
1274 optname="${optname#--}"
1275 optname=$(echo "$optname" | sed 's/-/_/g')
1276 is_in $optname $CMDLINE_SET || die_unknown $opt
1277 eval $optname='$optval'
7483e694
DB
1278 ;;
1279 esac
c597172e
MR
1280done
1281
bcea99bb
MR
1282disabled logging && logfile=/dev/null
1283
1284echo "# $0 $@" > $logfile
1285set >> $logfile
1286
9da6609f
MR
1287test -n "$cross_prefix" && enable cross_compile
1288
adb2b908 1289ar="${cross_prefix}${ar}"
11e6d03a 1290cc_default="${cross_prefix}${cc_default}"
20e0ed95 1291nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1292ranlib="${cross_prefix}${ranlib}"
1293strip="${cross_prefix}${strip}"
1294
89641463 1295set_default cc nm
9da6609f
MR
1296enabled cross_compile || host_cc_default=$cc
1297set_default host_cc
13c7df3d 1298
e4e69e0b 1299# set temporary file name
a49d42c2 1300: ${TMPDIR:=$TEMPDIR}
c51fafa1 1301: ${TMPDIR:=$TMP}
a49d42c2 1302: ${TMPDIR:=/tmp}
e4e69e0b 1303
a49d42c2
MR
1304TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1305TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1306TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1307TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1308TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1309TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1310
e9b9a2f8
MN
1311check_cflags -std=c99
1312
b24dbcbd
RP
1313case "$arch" in
1314 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1315 arch="x86"
1316 subarch="x86_32"
b24dbcbd
RP
1317 enable fast_unaligned
1318 ;;
1319 x86_64|amd64)
62045d48
DB
1320 arch="x86"
1321 subarch="x86_32"
34b37f86
DM
1322 enable cmov
1323 enable fast_cmov
b24dbcbd 1324 enable fast_unaligned
62045d48 1325 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1326 int test[sizeof(char*) - 7];
1327EOF
1328 ;;
b24dbcbd 1329 arm|armv[4567]*l)
a2fc0f6a 1330 arch="arm"
b24dbcbd
RP
1331 ;;
1332 alpha)
1333 arch="alpha"
1334 enable fast_64bit
c0a02a3e 1335 check_cflags -mieee
b24dbcbd
RP
1336 ;;
1337 "Power Macintosh"|ppc|powerpc)
79cb09b2 1338 arch="ppc"
aa8bc0f1 1339 enable fast_unaligned
b24dbcbd
RP
1340 ;;
1341 ppc64)
79cb09b2 1342 arch="ppc"
b24dbcbd 1343 enable fast_64bit
aa8bc0f1 1344 enable fast_unaligned
b24dbcbd 1345 ;;
de3a1240 1346 mips|mipsel|IP*)
b24dbcbd
RP
1347 arch="mips"
1348 ;;
de3a1240
DB
1349 mips64)
1350 arch="mips"
1351 enable fast_64bit
1352 ;;
b24dbcbd 1353 sun4u|sparc64)
62045d48
DB
1354 arch="sparc"
1355 subarch="sparc64"
b24dbcbd
RP
1356 enable fast_64bit
1357 ;;
1358 sparc)
1359 arch="sparc"
1360 ;;
61597a98 1361 sh4|sh)
b24dbcbd
RP
1362 arch="sh4"
1363 ;;
61597a98 1364 parisc|hppa)
b24dbcbd
RP
1365 arch="parisc"
1366 ;;
61597a98 1367 parisc64|hppa64)
b24dbcbd
RP
1368 arch="parisc"
1369 enable fast_64bit
1370 ;;
1371 s390|s390x)
1372 arch="s390"
1373 ;;
1374 m68k)
1375 arch="m68k"
1376 ;;
1377 ia64)
1378 arch="ia64"
1379 enable fast_64bit
1380 ;;
1381 bfin)
1382 arch="bfin"
1383 ;;
1384 *)
1385 arch="unknown"
1386 ;;
1387esac
1388
62045d48 1389enable $arch $subarch
b24dbcbd 1390
7483e694 1391# OS specific
4f854758 1392case $target_os in
7483e694 1393 beos|haiku|zeta)
c9d19248 1394 prefix_default="$HOME/config"
7483e694 1395 # helps building libavcodec
0f010b2f 1396 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1397 # 3 gcc releases known for BeOS, each with ugly bugs
1398 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1399 case "$gcc_version" in
1400 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1401 disable mmx
1402 ;;
1403 *20010315*) echo "BeBits gcc"
0f010b2f 1404 add_cflags -fno-expensive-optimizations
7483e694
DB
1405 ;;
1406 esac
7483e694
DB
1407 SHFLAGS=-nostart
1408 # enable BeOS things
1409 enable audio_beos
1410 # no need for libm, but the inet stuff
1411 # Check for BONE
1412 # XXX: actually should check for NOT net_server
78fe7631 1413 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1414 network_extralibs="-lbind -lsocket"
1415 else
1416 enable beos_netserver
1417 network_extralibs="-lnet"
1418 fi ;;
1419 sunos)
1420 FFSERVERLDFLAGS=""
9987769a 1421 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1422 network_extralibs="-lsocket -lnsl"
e193c74e 1423 add_cflags -D__EXTENSIONS__
7483e694
DB
1424 ;;
1425 netbsd)
1426 oss_demuxer_extralibs="-lossaudio"
1427 oss_muxer_extralibs="-lossaudio"
1428 ;;
1429 openbsd)
1430 disable need_memalign
1431 LIBOBJFLAGS='$(PIC)'
7483e694 1432 SHFLAGS='-shared'
7483e694
DB
1433 oss_demuxer_extralibs="-lossaudio"
1434 oss_muxer_extralibs="-lossaudio"
1435 ;;
1436 freebsd)
1437 disable need_memalign
1438 ;;
1439 bsd/os)
1440 osextralibs="-lpoll -lgnugetopt"
1441 strip="strip -d"
1442 ;;
1443 darwin)
1444 disable need_memalign
0138c54e 1445 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1446 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1447 strip="strip -x"
1448 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1449 SLIBSUF=".dylib"
1450 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1451 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1452 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1453 objformat="macho"
1b0f6fb8 1454 enabled x86_64 && objformat="macho64"
7483e694
DB
1455 ;;
1456 mingw32*)
4f854758 1457 target_os=mingw32
dcc01c06 1458 LIBTARGET=i386
1fc9fb8a 1459 if enabled x86_64; then
dcc01c06
RP
1460 disable need_memalign
1461 LIBTARGET=x64
1462 fi
fbd971a4 1463 shlibdir_default="$bindir_default"
7483e694
DB
1464 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1465 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1466 if enabled swscale; then
7483e694
DB
1467 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1468 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1469 fi
1470 disable ffserver
1471 SLIBPREF=""
1472 SLIBSUF=".dll"
1473 EXESUF=".exe"
1474 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1475 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1476 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1477 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1478 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1479 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1480 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1481 objformat="win32"
bc574408 1482 enable dos_paths
a85de417
SS
1483 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1484 die "ERROR: MinGW runtime version must be >= 3.15."
1485 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1486 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1487 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1488 ;;
1489 cygwin*)
4f854758 1490 target_os=cygwin
fbd971a4 1491 shlibdir_default="$bindir_default"
7483e694
DB
1492 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1493 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1494 if enabled swscale; then
7483e694
DB
1495 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1496 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1497 fi
1498 EXESUF=".exe"
1499 SLIBPREF="cyg"
1500 SLIBSUF=".dll"
1501 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1502 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1503 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1504 objformat="win32"
bc574408 1505 enable dos_paths
7483e694 1506 ;;
4f365f37 1507 *-dos|freedos|opendos)
4f365f37
MK
1508 disable ffplay ffserver vhook
1509 disable $INDEV_LIST $OUTDEV_LIST
1510 network_extralibs="-lsocket"
1511 EXESUF=".exe"
ff1c015d 1512 objformat="coff"
bc574408 1513 enable dos_paths
4f365f37 1514 ;;
7483e694 1515 linux)
7483e694
DB
1516 enable dv1394
1517 ;;
1518 irix*)
4f854758 1519 target_os=irix
7483e694
DB
1520 ranlib="echo ignoring ranlib"
1521 ;;
d22e8442 1522 os/2*)
d22e8442
DY
1523 strip="lxlite"
1524 ln_s="cp -f"
d22e8442
DY
1525 EXESUF=".exe"
1526 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1527 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1528 FFSERVERLDFLAGS=""
287d3b13 1529 LIBSUF="_s.a"
d22e8442
DY
1530 SLIBPREF=""
1531 SLIBSUF=".dll"
1532 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1533 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1534 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1535 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1536 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1537 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1538 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1539 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1540 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1541 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1542 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1543 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1544 disable vhook
bc574408 1545 enable dos_paths
d22e8442 1546 ;;
269820f1
PR
1547 interix)
1548 disable vhook
1549 ;;
d22e8442 1550
7483e694 1551 *)
4f854758 1552 target_os="${target_os}-UNKNOWN"
7483e694
DB
1553 ;;
1554esac
1555
c9d19248
MR
1556set_default $PATHS_LIST
1557
c597172e 1558add_extralibs $osextralibs
de6d9b64 1559
28d8e661
DB
1560# Combine FFLDFLAGS and the LDFLAGS environment variable.
1561LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1562
320d060a 1563# we need to build at least one lib type
93b3c083 1564if ! enabled_any static shared; then
320d060a
DB
1565 cat <<EOF
1566At least one library type must be built.
1567Specify --enable-static to build the static libraries or --enable-shared to
1568build the shared libraries as well. To only build the shared libraries specify
1569--disable-static in addition to --enable-shared.
1570EOF
1571 exit 1;
1572fi
1573
abc4e572 1574disabled static && LIBNAME=""
2a320695 1575
a2234ceb
RP
1576if enabled_any libfaad libfaadbin ; then
1577 if check_header faad.h; then
295b8c70 1578 check_cc <<EOF
a2234ceb
RP
1579#include <faad.h>
1580#ifndef FAAD2_VERSION
1581ok faad1
1582#endif
db817cf3 1583int main(void) { return 0; }
a2234ceb
RP
1584EOF
1585 test $? = 0 && enable libfaad2
1586 else
ff3dac65 1587 die "FAAD test failed."
a2234ceb
RP
1588 fi
1589fi
1590
1591
93b3c083 1592if ! enabled gpl; then
54118497
RP
1593 die_gpl_disabled(){
1594 name=$1
1595 shift
1596 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1597 }
4a24ab64 1598 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1599 die_gpl_disabled "libx264" libx264
1600 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1601 die_gpl_disabled "FAAD2" libfaad2
1602 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1603 die_gpl_disabled "The software scaler" swscale
ebb810d9 1604fi
b2e3c528 1605
3fe142e2
DB
1606if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1607 die "libamr is nonfree and --enable-nonfree is not specified."
1608fi
1609
9eeed841 1610check_deps $ARCH_EXT_LIST
0f3cb305 1611
5d323602
MR
1612test -z "$need_memalign" && need_memalign="$mmx"
1613
cf9d24ad 1614#Darwin CC versions
4f854758 1615if test $target_os = darwin; then
3dddba4b 1616 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1617 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1618 else
0f010b2f
DB
1619 add_cflags -pipe
1620 check_cflags -force_cpusubtype_ALL
1621 check_cflags -Wno-sign-compare
f946a9a4 1622 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1623 fi
2a1a6b64
MN
1624fi
1625
40617a6d 1626disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1627
a4adb608 1628# Add processor-specific flags
38d0a8aa 1629if test $cpu != "generic"; then
bc8ec47b
MR
1630 warn_altivec(){
1631 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1632 }
38d0a8aa 1633 case $cpu in
bb270c08 1634 601|ppc601|PowerPC601)
0f010b2f 1635 add_cflags -mcpu=601
bc8ec47b 1636 warn_altivec enabled PPC601
bb270c08
DB
1637 ;;
1638 603*|ppc603*|PowerPC603*)
0f010b2f 1639 add_cflags -mcpu=603
bc8ec47b 1640 warn_altivec enabled PPC603
bb270c08
DB
1641 ;;
1642 604*|ppc604*|PowerPC604*)
0f010b2f 1643 add_cflags -mcpu=604
bc8ec47b 1644 warn_altivec enabled PPC604
bb270c08
DB
1645 ;;
1646 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1647 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1648 warn_altivec enabled PPC75x
bb270c08
DB
1649 ;;
1650 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1651 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1652 warn_altivec disabled PPC745x
bb270c08
DB
1653 ;;
1654 74*|ppc74*|PowerPC74*)
0f010b2f 1655 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1656 warn_altivec disabled PPC74xx
bb270c08
DB
1657 ;;
1658 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1659 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1660 warn_altivec disabled PPC970
9cafbd6c 1661 enable ppc64
bb270c08 1662 ;;
e07e357d 1663 Cell|CELL|cell)
0f010b2f 1664 add_cflags -mcpu=cell
e07e357d 1665 warn_altivec disabled Cell
9cafbd6c 1666 enable ppc64
e07e357d 1667 ;;
e7768fc5
GP
1668 # targets that do NOT support conditional mov (cmov)
1669 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1670 add_cflags -march=$cpu
497237c7 1671 disable cmov
e7768fc5
GP
1672 ;;
1673 # targets that do support conditional mov (cmov)
416519dd 1674 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1675 add_cflags -march=$cpu
497237c7
RP
1676 enable cmov
1677 enable fast_cmov
94e4c3a3
GP
1678 ;;
1679 # targets that do support conditional mov but on which it's slow
800a5a19 1680 pentium4|pentium4m|prescott|nocona)
0f010b2f 1681 add_cflags -march=$cpu
497237c7
RP
1682 enable cmov
1683 disable fast_cmov
bb270c08 1684 ;;
d7b34d08 1685 sparc64)
0f010b2f 1686 add_cflags -mcpu=v9
d7b34d08 1687 ;;
f2e49553 1688 arm11*|cortex*)
0f010b2f 1689 add_cflags -mcpu=$cpu
f2e49553
MR
1690 enable fast_unaligned
1691 ;;
0223bd6f 1692 armv*)
0f010b2f 1693 add_cflags -march=$cpu
0223bd6f 1694 ;;
f2e49553 1695 arm*)
0f010b2f 1696 add_cflags -mcpu=$cpu
6b19786b 1697 ;;
1cd11856
MR
1698 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1699 add_cflags -mcpu=$cpu
1700 ;;
bb270c08 1701 *)
7483e694 1702 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1703 ;;
a4adb608
MN
1704 esac
1705fi
1706
be0d52ab 1707# make sure we can execute files in $TMPDIR
2270b4b2 1708cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1709#! /bin/sh
1710EOF
2270b4b2
DB
1711chmod +x $TMPSH >> $logfile 2>&1
1712if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1713 cat <<EOF
a49d42c2
MR
1714Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1715variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1716EOF
1717 die "Sanity test failed."
1718fi
edd08265 1719rm $TMPSH
be0d52ab 1720
1a268acc
MR
1721# compiler sanity check
1722check_exec <<EOF
c23a0ac8 1723int main(void){ return 0; }
1a268acc
MR
1724EOF
1725if test "$?" != 0; then
1726 echo "$cc is unable to create an executable file."
93b3c083 1727 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1728 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1729 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1730 fi
1731 die "C compiler test failed."
1732fi
1733
b4d96ba2
MR
1734check_cc <<EOF || die "Symbol mangling check failed."
1735int ff_extern;
1736EOF
2f05d9c1 1737sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1738extern_prefix=${sym%%ff_extern*}
1739
61d251db
MR
1740check_asm inline_asm '""'
1741
9eeed841 1742if enabled x86; then
44965991
PI
1743 # check whether EBP is available on x86
1744 # As 'i' is stored on the stack, this program will crash
1745 # if the base pointer is used to access it because the
1746 # base pointer is cleared in the inline assembly code.
7dfef245 1747 check_exec_crash <<EOF && enable ebp_available
44965991 1748 volatile int i=0;
be449fca 1749 __asm__ volatile (
44965991
PI
1750 "xorl %%ebp, %%ebp"
1751 ::: "%ebp");
1752 return i;
44965991
PI
1753EOF
1754
1755 # check wether EBX is available on x86
940f335a 1756 check_asm ebx_available '"":::"%ebx"'
8e380710 1757
d7f0920b 1758 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1759 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1760 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1761
1762 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1763
d52481b9 1764 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1765 enabled x86_64 && append YASMFLAGS "-m amd64"
1766 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1767 case "$objformat" in
1768 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1769 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1770 *) append YASMFLAGS "-DPREFIX" ;;
1771 esac
1772 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1773fi
1774
87ea51e0
LB
1775# check for assembler specific support
1776
5b6c2cbd 1777enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1778enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1779
57bd82d4
MR
1780# check for SIMD availability
1781
115329f1 1782# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1783if enabled altivec; then
3ed1a2ee
DB
1784 check_cflags -maltivec -mabi=altivec &&
1785 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1786 check_cflags -faltivec
b6e52719 1787
0182fee8 1788 # check if our compiler supports Motorola AltiVec C API
497237c7 1789 check_cc <<EOF || disable altivec
dcd479c0 1790$inc_altivec_h
a9a07762
MN
1791int main(void) {
1792 vector signed int v1, v2, v3;
1793 v1 = vec_add(v2,v3);
1794 return 0;
1795}
1796EOF
b006b26c
DB
1797
1798 # check if our compiler supports braces for vector declarations
80a61f08 1799 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1800$inc_altivec_h
80a61f08 1801int main (void) { (vector int) {1}; return 0; }
b006b26c 1802EOF
a9a07762 1803fi
ab6c65f6 1804
b4e806b2 1805# We have to check if pld is a nop and disable it.
a2fc0f6a 1806enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1807enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1808enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1809enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1810enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1811enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1812enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1813enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1814enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1815
0f010b2f 1816enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1817
57bd82d4
MR
1818# ---
1819# big/little-endian test
9eebe687
MR
1820check_cc <<EOF || die "endian test failed"
1821unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1822EOF
d04d9e16 1823od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1824
a3999908 1825# ---
3d204385
NK
1826# check availability of some header files
1827
a98bb16d
RP
1828if check_func dlopen; then
1829 ldl=
1830elif check_func dlopen -ldl; then
1831 ldl=-ldl
8bf5d58f
MN
1832fi
1833
7483e694
DB
1834check_func fork
1835check_func gethrtime
1836check_func getrusage
094c09bb 1837check_func inet_aton $network_extralibs
7483e694
DB
1838check_func memalign
1839check_func mkstemp
1f91cdce 1840check_func posix_memalign
b507ebd1 1841check_func_headers io.h setmode
2446d3d6 1842check_func_headers windows.h GetProcessTimes
6ffa87d3 1843
e16e49ac 1844check_header conio.h
a98bb16d
RP
1845check_header dlfcn.h
1846check_header malloc.h
bf6ce82d 1847check_header poll.h
b58412f1 1848check_header sys/mman.h
b091aa44 1849check_header sys/resource.h
bf6ce82d 1850check_header sys/select.h
a98bb16d 1851check_header termios.h
272081b0
CEH
1852check_header vdpau/vdpau.h
1853check_header vdpau/vdpau_x11.h
68178ca9 1854check_header X11/extensions/XvMClib.h
a98bb16d 1855
1f91cdce
RP
1856if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1857 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1858fi
e16e49ac 1859
a4fa192c 1860disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1861disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1862
1863# check for some common methods of building with pthread support
1864# do this before the optional library checks as some of them require pthreads
1865if enabled pthreads; then
9e7fd101
MR
1866 if check_func pthread_create; then
1867 :
1868 elif check_func pthread_create -pthread; then
1869 add_cflags -pthread
afc9aee2 1870 add_extralibs -pthread
9e7fd101
MR
1871 elif check_func pthread_create -pthreads; then
1872 add_cflags -pthreads
afc9aee2 1873 add_extralibs -pthreads
8d94f606
GT
1874 elif check_func pthread_create -lpthreadGC2; then
1875 add_extralibs -lpthreadGC2
9e7fd101
MR
1876 elif ! check_lib pthread.h pthread_create -lpthread; then
1877 die "ERROR: can't find pthreads library"
1878 fi
57bd82d4
MR
1879fi
1880
8eee7025 1881for thread in $THREADS_LIST; do
e5f94c2b 1882 if enabled $thread; then
3ae3b721
RP
1883 test -n "$thread_type" &&
1884 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1885 thread_type="$thread"
e5f94c2b
RP
1886 fi
1887done
1888
fdf88598
MR
1889check_lib math.h sin -lm
1890
a33cab3a 1891# test for C99 functions in math.h
7b04b8a0 1892for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1893 check_exec <<EOF && enable $func || disable $func
f32adb22 1894#include <math.h>
a33cab3a 1895int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1896EOF
a33cab3a 1897done
f32adb22 1898
57bd82d4 1899# these are off by default, so fail if requested and not available
79fda097 1900enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1901enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1902enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1903enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1904 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1905 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1906enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1907enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1908enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1909enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1910enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1911enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1912 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1913enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1914enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1915enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1916enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1917 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1918 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1919enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1920enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1921
0b4a1821
AS
1922# libdc1394 check
1923if enabled libdc1394; then
1924 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1925 enable libdc1394_2; } ||
1926 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1927 enable libdc1394_1; } ||
1928 die "ERROR: No version of libdc1394 found "
1929fi
1930
1931
c13e1abd
FH
1932_restrict=
1933for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1934 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1935void foo(char * $restrict_keyword p);
1936EOF
c13e1abd
FH
1937done
1938
703afd07 1939test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1940
4f854758 1941if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1942 disable vhook
fbb9d104 1943 echo
b0268cc0 1944 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1945 echo "Patches welcome."
1946 echo
1947fi
1948
8d923001
MR
1949if enabled vhook; then
1950 check_ldflags -rdynamic
1951 check_ldflags -export-dynamic
1952fi
bfd2edeb 1953
eea50282
MR
1954check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1955check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1956
a86b921c 1957##########################################
29799f8b 1958# SDL check
a86b921c 1959
497237c7
RP
1960disable sdl_too_old
1961disable sdl
6a1a892f 1962SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1963if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1964 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1965 temp_cflags $sdl_cflags
dcd479c0 1966 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1967 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1968 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1969 if test "$_sdlversion" -lt 121 ; then
497237c7 1970 enable sdl_too_old
dcd479c0 1971 else
497237c7 1972 enable sdl
225e21ef 1973 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1974#include <SDL.h>
d6773f56 1975int main(int argc, char **argv){
29f3b38a
MR
1976 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1977 int w = vi->current_w;
1978 return 0;
1979}
1980EOF
dcd479c0
MR
1981 fi
1982 fi
29f3b38a 1983 restore_flags
c3f6b472 1984fi
57bd82d4 1985
2270b4b2 1986texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1987
7a91333f 1988##########################################
73b46a95
RP
1989# Network check
1990
1991if enabled network; then
96000432 1992 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1993 # Prefer arpa/inet.h over winsock2
1994 if check_header arpa/inet.h ; then
1995 check_func closesocket
1996 elif check_header winsock2.h ; then
ea10ddde 1997 network_extralibs="-lws2_32"
72be9e73 1998 check_type ws2tcpip.h socklen_t
2446d3d6 1999 check_func_headers winsock2.h closesocket
73b46a95
RP
2000 fi
2001fi
2002
2003##########################################
29799f8b 2004# IPv6 check
7a91333f 2005
497237c7 2006enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2007#include <sys/types.h>
2008#include <sys/socket.h>
2009#include <netinet/in.h>
2010#include <netdb.h>
db817cf3 2011int main(void) {
7483e694
DB
2012 struct sockaddr_storage saddr;
2013 struct ipv6_mreq mreq6;
2014 getaddrinfo(0,0,0,0);
2015 getnameinfo(0,0,0,0,0,0,0);
2016 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2017}
2018EOF
2019
06e31011
RP
2020check_header linux/videodev.h
2021check_header linux/videodev2.h
1b6e8b73 2022check_header sys/videoio.h
47f38850 2023
2446d3d6 2024check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2025
f8aa696f 2026# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2027{ check_header dev/bktr/ioctl_meteor.h &&
2028 check_header dev/bktr/ioctl_bt848.h; } ||
2029{ check_header machine/ioctl_meteor.h &&
2030 check_header machine/ioctl_bt848.h; } ||
2031{ check_header dev/video/meteor/ioctl_meteor.h &&
2032 check_header dev/video/bktr/ioctl_bt848.h; } ||
2033check_header dev/ic/bt8xx.h
f8aa696f 2034
c7682de0
RP
2035check_header sys/soundcard.h
2036check_header soundcard.h
deb29777 2037
7483e694 2038# deal with the X11 frame grabber
56a059ac 2039enabled x11grab &&
f58f4ce1
GP
2040check_header X11/Xlib.h &&
2041check_header X11/extensions/XShm.h &&
2042check_func XOpenDisplay -lX11 &&
06eab4ba 2043check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2044
40bcf4c7 2045enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2046
2047# add some useful compiler flags if supported
2048check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2049check_cflags -Wall
2050check_cflags -Wno-switch
c07bd6a9
MN
2051check_cflags -Wdisabled-optimization
2052check_cflags -Wpointer-arith
2053check_cflags -Wredundant-decls
cc1fb623 2054check_cflags -Wno-pointer-sign
f4929996 2055check_cflags -Wcast-qual
9aceb3cf 2056check_cflags -Wwrite-strings
652a5bf6 2057check_cflags -Wtype-limits
764551c6 2058check_cflags -Wundef
5af4e0cc 2059enabled extra_warnings && check_cflags -Winline
cf9d24ad 2060
57bd82d4 2061# add some linker flags
5c0e9479 2062check_ldflags -Wl,--warn-common
8351d2ba
DB
2063check_ldflags -Wl,--as-needed
2064check_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 2065check_ldflags -Wl,-Bsymbolic
94a3401e 2066
bd2216e4
MR
2067if enabled small; then
2068 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2069 optimizations="small"
2070elif enabled optimizations; then
3dddba4b 2071 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2072 add_cflags -O5
2073 add_ldflags -O5
cf9d24ad 2074 else
0f010b2f 2075 add_cflags -O3
cf9d24ad 2076 fi
cddf3f45 2077fi
11fdbc44 2078check_cflags -fno-math-errno
b2eb2ff0 2079check_cflags -fno-signed-zeros
cddf3f45 2080
504a64b9 2081# add some flags for Intel C Compiler
0c45cd07 2082if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2083 # Just warnings, no remarks
2084 check_cflags -w1
2085 # -wd: Disable following warnings
2086 # 144, 167, 556: -Wno-pointer-sign
2087 # 10006: ignoring unknown option -fno-signed-zeros
2088 # 10156: ignoring option '-W'; no argument required
2089 check_cflags -wd144,167,556,10006,10156
2090 # 11030: Warning unknown option --as-needed
2091 # 10156: ignoring option '-export'; no argument required
2092 check_ldflags -wd10156,11030
907eb3b5
CEH
2093 # Allow to compile with optimizations
2094 check_ldflags -march=$cpu
504a64b9
CEH
2095fi
2096
80581e98 2097# PIC flags for shared library objects where they are needed
5af4e0cc 2098if enabled shared; then
569cb218
MR
2099 # LIBOBJFLAGS may have already been set in the OS configuration
2100 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2101 case "${subarch-$arch}" in
b6bd7268 2102 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2103 esac
2104 fi
80581e98
MN
2105fi
2106
90be59ef 2107if enabled gprof; then
0f010b2f
DB
2108 add_cflags -p
2109 add_ldflags -p
1db54e20
DB
2110fi
2111
3b26ee47 2112VHOOKCFLAGS="-fPIC"
18451f7d 2113
7f3c02fc 2114# Find out if the .align argument is a power of two or not.
9377b6ce 2115check_asm asmalign_pot '".align 3"'
4454dc1b 2116
7483e694
DB
2117enabled_any $DECODER_LIST && enable decoders
2118enabled_any $ENCODER_LIST && enable encoders
2119enabled_any $BSF_LIST && enable bsfs
2120enabled_any $DEMUXER_LIST && enable demuxers
2121enabled_any $MUXER_LIST && enable muxers
f7679c54 2122enabled_any $FILTER_LIST && enable filters
7483e694
DB
2123enabled_any $INDEV_LIST && enable demuxers
2124enabled_any $OUTDEV_LIST && enable muxers
2125enabled_any $PROTOCOL_LIST && enable protocols
2126
2127enabled_any $THREADS_LIST && enable threads
2128
2129check_deps $CONFIG_LIST \
b6bb00b0 2130 $CONFIG_EXTRA \
7483e694
DB
2131 $HAVE_LIST \
2132 $DECODER_LIST \
2133 $ENCODER_LIST \
2134 $PARSER_LIST \
2135 $BSF_LIST \
2136 $DEMUXER_LIST \
2137 $MUXER_LIST \
f7679c54 2138 $FILTER_LIST \
7483e694
DB
2139 $INDEV_LIST \
2140 $OUTDEV_LIST \
2141 $PROTOCOL_LIST \
f70f03f6 2142
3e89171a 2143echo "install prefix $prefix"
f36958f8
DB
2144echo "source path $source_path"
2145echo "C compiler $cc"
bfd5afd8 2146echo ".align is power-of-two $asmalign_pot"
f36958f8 2147echo "ARCH $arch ($cpu)"
ce8871c2
MR
2148if test "$build_suffix" != ""; then
2149 echo "build suffix $build_suffix"
eb94aca9 2150fi
ac63af34
DB
2151if test "$extra_version" != ""; then
2152 echo "version string suffix $extra_version"
2153fi
0db2ce77 2154echo "big-endian ${bigendian-no}"
5b6c2cbd 2155if enabled x86; then
af44e8e4 2156 echo "yasm ${yasm-no}"
0db2ce77 2157 echo "MMX enabled ${mmx-no}"
1bb04d5a 2158 echo "SSE enabled ${sse-no}"
0db2ce77
MR
2159 echo "CMOV enabled ${cmov-no}"
2160 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2161 echo "EBX available ${ebx_available-no}"
2162 echo "EBP available ${ebp_available-no}"
e41e8342 2163fi
5b6c2cbd 2164if enabled arm; then
0db2ce77
MR
2165 echo "ARMv5TE enabled ${armv5te-no}"
2166 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2167 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2168 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2169 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2170 echo "NEON enabled ${neon-no}"
eba9ae3c 2171fi
5b6c2cbd 2172if enabled mips; then
0db2ce77 2173 echo "MMI enabled ${mmi-no}"
e41e8342 2174fi
5b6c2cbd 2175if enabled ppc; then
0db2ce77
MR
2176 echo "AltiVec enabled ${altivec-no}"
2177 echo "dcbzl available ${dcbzl-no}"
e41e8342 2178fi
0db2ce77
MR
2179echo "gprof enabled ${gprof-no}"
2180echo "debug symbols ${debug-no}"
87a0fb62 2181echo "strip symbols ${stripping-no}"
8400d6b8 2182echo "optimizations ${optimizations-no}"
0db2ce77
MR
2183echo "static ${static-no}"
2184echo "shared ${shared-no}"
4a24ab64 2185echo "postprocessing support ${postproc-no}"
13ca50f3 2186echo "software scaler enabled ${swscale-no}"
f7679c54 2187echo "new filter support ${avfilter-no}"
81124ba0 2188echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2189echo "video hooking ${vhook-no}"
90be59ef 2190if enabled vhook; then
0db2ce77
MR
2191 echo "Imlib2 support ${imlib2-no}"
2192 echo "FreeType support ${freetype2-no}"
68892110 2193fi
0db2ce77 2194echo "network support ${network-no}"
90be59ef 2195if enabled network; then
0db2ce77 2196 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2197fi
0db2ce77
MR
2198echo "threading support ${thread_type-no}"
2199echo "SDL support ${sdl-no}"
90be59ef 2200if enabled sdl_too_old; then
bfd5afd8
DB
2201 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2202fi
0db2ce77
MR
2203echo "Sun medialib support ${mlib-no}"
2204echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2205echo "libamr-nb support ${libamr_nb-no}"
2206echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2207echo "libdc1394 support ${libdc1394-no}"
690bfceb 2208echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2209echo "libfaac enabled ${libfaac-no}"
2210echo "libfaad enabled ${libfaad-no}"
7e0871a7 2211echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2212echo "libgsm enabled ${libgsm-no}"
2213echo "libmp3lame enabled ${libmp3lame-no}"
2214echo "libnut enabled ${libnut-no}"
f7cd9eed 2215echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2216echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2217echo "libtheora enabled ${libtheora-no}"
2218echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2219echo "libx264 enabled ${libx264-no}"
2220echo "libxvid enabled ${libxvid-no}"
272081b0 2221echo "vdpau enabled ${vdpau-no}"
0db2ce77 2222echo "zlib enabled ${zlib-no}"
f402916e 2223echo "bzlib enabled ${bzlib-no}"
2c62e737 2224echo
de6d9b64 2225
f7679c54 2226for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2227 echo "Enabled ${type}s:"
f65c9da1 2228 eval list=\$$(toupper $type)_LIST
8138b9db 2229 for part in $list; do
f65c9da1
MR
2230 enabled $part && echo ${part%_*}
2231 done | sort | pr -3 -t
2232 echo
8138b9db
RP
2233done
2234
ba321adb
JK
2235license="LGPL"
2236if enabled nonfree; then
2237 license="unredistributable"
2238elif enabled gpl; then
2239 license="GPL"
2240fi
2241
2242echo "License: $license"
ca5323af 2243
cf1392e9
DB
2244echo "Creating config.mak and config.h..."
2245
29799f8b
DB
2246echo "# Automatically generated by configure - do not modify!" > config.mak
2247echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2248echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2249echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2250echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2251
d921f03f 2252echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2253echo "prefix=$prefix" >> config.mak
22a324da
DB
2254echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2255echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2256echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2257echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2258echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2259echo "CC=$cc" >> config.mak
304d586d 2260echo "YASM=$yasmexe" >> config.mak
980fc7b8 2261echo "AR=$ar" >> config.mak
be7109c1 2262echo "RANLIB=$ranlib" >> config.mak
20369773 2263echo "LN_S=$ln_s" >> config.mak
87a0fb62 2264enabled stripping &&
3ae3b721 2265 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2266 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2267
a9b3f630 2268echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2269echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2270echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2271echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2272echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2273echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2274echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2275echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2276echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2277echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2278echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2279echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2280echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2281echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2282echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2283echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2284echo "SLIBSUF=$SLIBSUF" >> config.mak
2285echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2286echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2287echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2288echo "HOSTCC=$host_cc" >> config.mak
2289echo "HOSTCFLAGS=$host_cflags" >> config.mak
2290echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2291echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2292echo "TARGET_EXEC=$target_exec" >> config.mak
2293echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2294
90be59ef 2295if enabled bigendian; then
7483e694
DB
2296 echo "WORDS_BIGENDIAN=yes" >> config.mak
2297 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2298fi
44161118 2299
90be59ef 2300if enabled sdl; then
7483e694
DB
2301 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2302 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2303fi
90be59ef 2304if enabled texi2html; then
7483e694 2305 echo "BUILD_DOC=yes" >> config.mak
146ea952 2306fi
5a872801 2307
719c8e00
MR
2308get_version(){
2309 name=$1
2310 file=$source_path/$2
147e7692
MR
2311 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2312 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2313 lcname=$(tolower $name)
2314 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2315 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2316}
2317
147e7692
MR
2318get_version LIBSWSCALE libswscale/swscale.h
2319get_version LIBPOSTPROC libpostproc/postprocess.h
2320get_version LIBAVCODEC libavcodec/avcodec.h
2321get_version LIBAVDEVICE libavdevice/avdevice.h
2322get_version LIBAVFORMAT libavformat/avformat.h
2323get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2324get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2325
5af4e0cc 2326if enabled shared; then
7483e694
DB
2327 echo "BUILD_SHARED=yes" >> config.mak
2328 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2329 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2330 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2331 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2332 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2333 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2334 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2335 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2336 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2337fi
d7e27559 2338echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2339echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2340
7b5e8a27
DB
2341echo "ARCH=$arch" >> config.mak
2342
3d907e22
MR
2343print_config ARCH_ $TMPH config.mak $ARCH_LIST
2344print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2345print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2346 $CONFIG_EXTRA \
7483e694
DB
2347 $DECODER_LIST \
2348 $ENCODER_LIST \
2349 $PARSER_LIST \
2350 $BSF_LIST \
2351 $DEMUXER_LIST \
2352 $MUXER_LIST \
f7679c54 2353 $FILTER_LIST \
7483e694
DB
2354 $PROTOCOL_LIST \
2355 $INDEV_LIST \
2356 $OUTDEV_LIST \
8ac17293 2357
c13e1abd
FH
2358echo "#define restrict $_restrict" >> $TMPH
2359
bd2216e4 2360if enabled small; then
7483e694 2361 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2362fi
2363
997baf01
MR
2364echo "SRC_PATH=\"$source_path\"" >> config.mak
2365echo "SRC_PATH_BARE=$source_path" >> config.mak
2366echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2367
8156056e 2368# Apparently it's not possible to portably echo a backslash.
3ae3b721 2369enabled asmalign_pot &&
7483e694 2370 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2371 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2372
b4d96ba2 2373echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2374
9c05103f
DB
2375echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2376
b7860763 2377# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2378cmp -s $TMPH config.h &&
2379 echo "config.h is unchanged" ||
2380 mv -f $TMPH config.h
3d204385 2381
cea0ac52 2382rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2383
165af439 2384# build tree in object directory if source path is different from current one
90be59ef 2385if enabled source_path_used; then
165af439 2386 DIRS="\
7483e694
DB
2387 doc \
2388 libavcodec \
2389 libavcodec/alpha \
a2fc0f6a 2390 libavcodec/arm \
7483e694 2391 libavcodec/bfin \
7483e694
DB
2392 libavcodec/mlib \
2393 libavcodec/ppc \
2394 libavcodec/sh4 \
2395 libavcodec/sparc \
a6493a8f 2396 libavcodec/x86 \
52a9cf34 2397 libavdevice \
f7679c54 2398 libavfilter \
7483e694
DB
2399 libavformat \
2400 libavutil \
2401 libpostproc \
2402 libswscale \
2403 tests \
2404 tools \
2405 vhook \
2406 "
165af439 2407 FILES="\
7483e694
DB
2408 Makefile \
2409 common.mak \
71c61f62 2410 subdir.mak \
7483e694
DB
2411 doc/texi2pod.pl \
2412 libavcodec/Makefile \
52a9cf34 2413 libavdevice/Makefile \
f7679c54 2414 libavfilter/Makefile \
7483e694
DB
2415 libavformat/Makefile \
2416 libavutil/Makefile \
2417 libpostproc/Makefile \
2418 libswscale/Makefile \
2419 "
165af439 2420 for dir in $DIRS ; do
7483e694 2421 mkdir -p $dir
165af439
MR
2422 done
2423 for f in $FILES ; do
20369773 2424 $ln_s "$source_path/$f" $f
165af439
MR
2425 done
2426fi
def4272a 2427
def4272a 2428
d0674868 2429# build pkg-config files
def4272a 2430
d0674868
DB
2431pkgconfig_generate(){
2432name=$1
b0dfd108 2433shortname=${name#lib}${build_suffix}
d0674868
DB
2434comment=$2
2435version=$3
2436libs=$4
2437requires=$5
25cd5cb3 2438cat <<EOF > $name/$name.pc
3e89171a 2439prefix=$prefix
a94e666c 2440exec_prefix=\${prefix}
f2b7382c 2441libdir=$libdir
7622778e 2442includedir=$incdir
def4272a 2443
d0674868
DB
2444Name: $name
2445Description: $comment
2446Version: $version
5dcfe9f8
AH
2447Requires: $(disabled shared && echo $requires)
2448Requires.private: $(enabled shared && echo $requires)
def4272a 2449Conflicts:
12701f6e
AH
2450Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2451Libs.private: $(enabled shared && echo $libs)
76a448ed 2452Cflags: -I\${includedir}
def4272a 2453EOF
25cd5cb3 2454cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2455prefix=
2456exec_prefix=
46d1ff83 2457libdir=\${pcfiledir}
1d44d365 2458includedir=${source_path}
def4272a 2459
d0674868
DB
2460Name: $name
2461Description: $comment
2462Version: $version
2463Requires: $requires
def4272a 2464Conflicts:
12701f6e 2465Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2466Cflags: -I\${includedir}
2467EOF
d0674868 2468}
def4272a 2469
e426941d 2470pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2471pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2472pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2473pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2474enabled avfilter &&
46983309 2475 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2476enabled postproc &&
e426941d 2477 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2478if enabled swscale; then
e426941d 2479 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2480else
46983309 2481 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2482 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2483fi