Add audio channel layout API to libavcodec.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
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
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
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."
505dfb09
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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
MR
54 exit 1
55fi
56
74c53c2d
MR
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"
8c6afa4d
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]"
74c53c2d
MR
71 echo " --enable-static build static libraries [default=yes]"
72 echo " --disable-static do not build static libraries [default=no]"
73 echo " --enable-shared build shared libraries [default=no]"
74 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
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75 echo " --enable-gpl allow use of GPL code, the resulting libav*"
76 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
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77 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
78 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 79 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 80 echo " --enable-swscale software scaler support [default=no]"
f7679c54
VS
81 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
82 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 83 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 84 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 85 echo " --enable-pthreads use pthreads [default=no]"
eb113804 86 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 87 echo " --enable-x11grab enable X11 grabbing [default=no]"
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88 echo
89 echo "External library support:"
5ce265a1 90 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 91 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
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94 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
95 echo " and libraw1394 [default=no]"
690bfceb 96 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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97 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
98 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 99 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 100 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 101 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
102 echo " --enable-libnut enable NUT (de)muxing via libnut,"
103 echo " native demuxer exists [default=no]"
f7cd9eed 104 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
ae14f311 105 echo " --enable-libspeex enable Speex decoding via libspeex [default=no]"
71757822 106 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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107 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
108 echo " native implementation exists [default=no]"
1cc60c47
DB
109 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
110 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 111 echo " native MPEG-4/Xvid encoder exists [default=no]"
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112 echo ""
113 echo "Advanced options (experts only):"
114 echo " --source-path=PATH path to source code [$source_path]"
115 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 116 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 117 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 118 echo " --cc=CC use C compiler CC [$cc]"
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119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
120 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
121 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 122 echo " --extra-version=STRING version string suffix []"
74c53c2d 123 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 124 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
125 echo " --cpu=CPU selects the minimum cpu required (affects"
126 echo " instruction selection, may crash on older CPUs)"
2b4c3615 127 echo " --enable-powerpc-perf enable performance report on PPC"
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128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
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130 echo " --disable-mmx2 disable MMX2 usage"
131 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 132 echo " --disable-armv5te disable armv5te usage"
edab3048 133 echo " --disable-armv6 disable armv6 usage"
f55b299a 134 echo " --disable-armvfp disable ARM VFP usage"
74c53c2d
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135 echo " --disable-iwmmxt disable iwmmxt usage"
136 echo " --disable-altivec disable AltiVec usage"
74c53c2d 137 echo " --disable-network disable network support [default=no]"
0c7bb0e5 138 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 139 echo " --disable-zlib disable zlib [default=no]"
f402916e 140 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 141 echo " --disable-vhook disable video hooking support"
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142 echo " --disable-mpegaudio-hp faster (but less accurate)"
143 echo " MPEG audio decoding [default=no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
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146 echo " --disable-ffserver disable ffserver build"
147 echo " --disable-ffplay disable ffplay build"
148 echo " --enable-small optimize for size instead of speed"
3abe5fbd 149 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 150 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
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151 echo " --disable-encoder=NAME disables encoder NAME"
152 echo " --enable-encoder=NAME enables encoder NAME"
153 echo " --disable-decoder=NAME disables decoder NAME"
154 echo " --enable-decoder=NAME enables decoder NAME"
155 echo " --disable-encoders disables all encoders"
156 echo " --disable-decoders disables all decoders"
ff70e601
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157 echo " --disable-muxer=NAME disables muxer NAME"
158 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 159 echo " --disable-muxers disables all muxers"
ff70e601
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160 echo " --disable-demuxer=NAME disables demuxer NAME"
161 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 162 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
163 echo " --enable-parser=NAME enables parser NAME"
164 echo " --disable-parser=NAME disables parser NAME"
165 echo " --disable-parsers disables all parsers"
cd61e407
JM
166 echo " --enable-bsf=NAME enables bitstream filter NAME"
167 echo " --disable-bsf=NAME disables bitstream filter NAME"
168 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
169 echo " --enable-protocol=NAME enables protocol NAME"
170 echo " --disable-protocol=NAME disables protocol NAME"
171 echo " --disable-protocols disables all protocols"
10d46dd0 172 echo " --disable-devices disables all devices"
1865259f
SS
173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
794f8e97
PI
176 echo " --list-decoders show all available decoders"
177 echo " --list-encoders show all available encoders"
178 echo " --list-muxers show all available muxers"
179 echo " --list-demuxers show all available demuxers"
180 echo " --list-parsers show all available parsers"
181 echo " --list-protocols show all available protocols"
182 echo " --list-bsfs show all available bitstream filters"
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183 echo " --list-indevs show all available input devices"
184 echo " --list-outdevs show all available output devices"
1865259f 185 echo " --list-filters show all available filters"
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186 echo
187 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 188 echo " --disable-debug disable debugging symbols"
b7d49373 189 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 190 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
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194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
57bd82d4
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201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
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206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
2ba042a7
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212}
213
214die(){
215 echolog "$@"
216 cat <<EOF
217If you think configure made a mistake, make sure you are using the latest
218version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 219ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 220EOF
e155a21a 221 if disabled logging; then
2ba042a7 222 cat <<EOF
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DB
223Rerun configure with logging enabled (do not use --disable-logging), and
224include the log this produces with your report.
2ba042a7
MR
225EOF
226 else
227cat <<EOF
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DB
228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
2ba042a7
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230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
239}
240
4a5444db 241tolower(){
6c6007d6 242 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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MR
243}
244
a8d04fba
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245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
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253set_weak(){
254 value=$1
255 shift
256 for var; do
257 eval : \${$var:=$value}
258 done
259}
260
799c9e9b
MR
261pushvar(){
262 for var in $*; do
263 eval level=\${${var}_level:=0}
264 eval ${var}_${level}="\$$var"
265 eval ${var}_level=$(($level+1))
266 done
267}
268
269popvar(){
270 for var in $*; do
271 eval level=\${${var}_level:-0}
272 test $level = 0 && continue
273 eval level=$(($level-1))
274 eval $var="\${${var}_${level}}"
275 eval ${var}_level=$level
276 eval unset ${var}_${level}
277 done
278}
279
a8d04fba
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280enable(){
281 set_all yes $*
282}
283
284disable(){
285 set_all no $*
286}
287
72a43668
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288enable_weak(){
289 set_weak yes $*
290}
291
292disable_weak(){
293 set_weak no $*
294}
295
f9d328da
MR
296do_enable_deep(){
297 for var; do
298 enabled $var && continue
299 eval sel="\$${var}_select"
c510c7b5
MR
300 eval sgs="\$${var}_suggest"
301 pushvar var sgs
f9d328da 302 enable_deep $sel
c510c7b5
MR
303 popvar sgs
304 enable_deep_weak $sgs
f9d328da
MR
305 popvar var
306 done
307}
308
309enable_deep(){
310 do_enable_deep $*
311 enable $*
312}
313
72a43668
MR
314enable_deep_weak(){
315 do_enable_deep $*
316 enable_weak $*
317}
318
57bd82d4 319enabled(){
3250003c
MR
320 test "${1#!}" = "$1" && op== || op=!=
321 eval test "x\$${1#!}" $op "xyes"
44161118
MR
322}
323
37970ebf 324disabled(){
3250003c
MR
325 test "${1#!}" = "$1" && op== || op=!=
326 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
327}
328
44161118
MR
329enabled_all(){
330 for opt; do
331 enabled $opt || return 1
332 done
333}
334
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DB
335disabled_all(){
336 for opt; do
337 disabled $opt || return 1
338 done
339}
340
44161118
MR
341enabled_any(){
342 for opt; do
343 enabled $opt && return 0
344 done
345}
346
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DB
347disabled_any(){
348 for opt; do
349 disabled $opt && return 0
350 done
f7b230a7 351 return 1
85bca2c5
DB
352}
353
c9d19248
MR
354set_default(){
355 for opt; do
356 eval test -z "\$$opt" && eval $opt=\$${opt}_default
357 done
358}
359
4a0d6686
AJ
360is_in(){
361 value=$1
362 shift
363 for var in $*; do
364 [ $var = $value ] && return 0
365 done
366 return 1
367}
368
30fd06be
MR
369check_deps(){
370 for cfg; do
3250003c 371 cfg="${cfg#!}"
799c9e9b
MR
372 enabled ${cfg}_checking && die "Circular dependency for $cfg."
373 disabled ${cfg}_checking && continue
374 enable ${cfg}_checking
375
30fd06be
MR
376 eval dep_all="\$${cfg}_deps"
377 eval dep_any="\$${cfg}_deps_any"
7ef3425f 378 eval dep_sel="\$${cfg}_select"
c510c7b5 379 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 380
c510c7b5
MR
381 pushvar cfg dep_all dep_any dep_sel dep_sgs
382 check_deps $dep_all $dep_any $dep_sel $dep_sgs
383 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 384
6a702d4c
MR
385 enabled_all $dep_all || disable $cfg
386 enabled_any $dep_any || disable $cfg
7ef3425f 387 disabled_any $dep_sel && disable $cfg
799c9e9b 388
4ec45764
RP
389 if enabled $cfg; then
390 eval dep_extralibs="\$${cfg}_extralibs"
391 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 392 enable_deep $dep_sel
c510c7b5 393 enable_deep_weak $dep_sgs
4ec45764
RP
394 fi
395
799c9e9b 396 disable ${cfg}_checking
30fd06be
MR
397 done
398}
399
44161118
MR
400print_config(){
401 pfx=$1
402 header=$2
403 makefile=$3
404 shift 3
405 for cfg; do
3d907e22 406 ucname="`toupper $cfg`"
44161118 407 if enabled $cfg; then
3d907e22
MR
408 echo "#define ${pfx}${ucname} 1" >> $header
409 echo "#define ENABLE_${ucname} 1" >> $header
410 echo "${pfx}${ucname}=yes" >> $makefile
411 else
412 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
413 fi
414 done
57bd82d4
MR
415}
416
417flags_saved(){
2270b4b2 418 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
419}
420
dcd479c0 421save_flags(){
57bd82d4 422 flags_saved && return
dcd479c0
MR
423 SAVE_CFLAGS="$CFLAGS"
424 SAVE_LDFLAGS="$LDFLAGS"
425 SAVE_extralibs="$extralibs"
426}
427
428restore_flags(){
f5d28d10 429 flags_saved || return
dcd479c0
MR
430 CFLAGS="$SAVE_CFLAGS"
431 LDFLAGS="$SAVE_LDFLAGS"
432 extralibs="$SAVE_extralibs"
433 unset SAVE_CFLAGS
434 unset SAVE_LDFLAGS
435 unset SAVE_extralibs
436}
437
438temp_cflags(){
439 save_flags
440 CFLAGS="$CFLAGS $*"
441}
442
443temp_ldflags(){
444 save_flags
445 LDFLAGS="$LDFLAGS $*"
446}
447
448temp_extralibs(){
449 save_flags
450 extralibs="$extralibs $*"
451}
452
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MR
453append(){
454 var=$1
455 shift
456 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
457 eval "$var=\"\$$var $*\""
458}
459
460add_cflags(){
461 append CFLAGS "$@"
462}
463
464add_ldflags(){
465 append LDFLAGS "$@"
466}
467
468add_extralibs(){
469 append extralibs "$@"
470}
471
b0cfb663 472check_cmd(){
b3cb5d51 473 log "$@"
2270b4b2 474 "$@" >> $logfile 2>&1
b0cfb663
MR
475}
476
dcd479c0 477check_cc(){
57bd82d4 478 log check_cc "$@"
2270b4b2 479 cat > $TMPC
720c69da 480 log_file $TMPC
b0cfb663 481 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
482}
483
484check_cpp(){
485 log check_cpp "$@"
2270b4b2 486 cat > $TMPC
720c69da 487 log_file $TMPC
b0cfb663 488 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
489}
490
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MR
491check_asm(){
492 log check_asm "$@"
493 name="$1"
494 asm="$2"
495 shift 2
496 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 497int foo(void){ __asm__ volatile($asm); }
940f335a
MR
498EOF
499}
500
304d586d
LM
501check_yasm(){
502 log check_yasm "$@"
503 echo "$1" > $TMPS
504 log_file $TMPS
505 shift 1
506 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
507}
508
dcd479c0 509check_ld(){
57bd82d4 510 log check_ld "$@"
0607887f 511 check_cc || return
3155a644
MR
512 flags=''
513 libs=''
514 for f; do
515 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
516 done
517 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
518}
519
520check_cflags(){
57bd82d4
MR
521 log check_cflags "$@"
522 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
523int x;
524EOF
525}
526
527check_ldflags(){
57bd82d4
MR
528 log check_ldflags "$@"
529 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 530int main(void){ return 0; }
dcd479c0
MR
531EOF
532}
533
534check_header(){
57bd82d4 535 log check_header "$@"
dcd479c0
MR
536 header=$1
537 shift
d8bc5f06
MR
538 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
539 disable $var
540 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
541#include <$header>
542int x;
543EOF
544}
545
546check_func(){
57bd82d4 547 log check_func "$@"
dcd479c0
MR
548 func=$1
549 shift
d8bc5f06
MR
550 disable $func
551 check_ld "$@" <<EOF && enable $func
dcd479c0 552extern int $func();
c23a0ac8 553int main(void){ $func(); }
dcd479c0
MR
554EOF
555}
556
2446d3d6
DB
557check_func_headers(){
558 log check_func_headers "$@"
f8d7b072
MR
559 headers=$1
560 func=$2
561 shift 2
562 disable $func
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566#include <$hdr>"
567 done
568 check_ld "$@" <<EOF && enable $func
569$incs
d6773f56 570int main(int argc, char **argv){
f8d7b072
MR
571 (void) $func;
572 return 0;
573}
574EOF
575}
576
a5344cf7
SS
577check_cpp_condition(){
578 log check_cpp_condition "$@"
579 header=$1
580 condition=$2
581 check_cpp <<EOF
582#include <$header>
583#if !($condition)
584#error "unsatisfied condition: $condition"
585#endif
586EOF
587}
588
57bd82d4
MR
589check_lib(){
590 log check_lib "$@"
591 header="$1"
592 func="$2"
593 shift 2
fcfcde17
MR
594 temp_extralibs "$@"
595 check_header $header && check_func $func && add_extralibs "$@"
596 err=$?
597 restore_flags
598 return $err
57bd82d4
MR
599}
600
f8d7b072
MR
601check_lib2(){
602 log check_lib2 "$@"
603 headers="$1"
604 func="$2"
605 shift 2
606 temp_extralibs "$@"
2446d3d6 607 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
608 err=$?
609 restore_flags
610 return $err
611}
612
dcd479c0 613check_exec(){
2270b4b2 614 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
615}
616
7dfef245
MR
617check_exec_crash(){
618 code=`cat`
619
620 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
621 # are safe but may not be available everywhere. Thus we use
622 # raise(SIGTERM) instead. The check is run in a subshell so we
623 # can redirect the "Terminated" message from the shell. SIGBUS
624 # is not defined by standard C so it is used conditionally.
625
2270b4b2 626 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
627#include <signal.h>
628static void sighandler(int sig){
629 raise(SIGTERM);
630}
e5af4a11 631int main(void){
7dfef245
MR
632 signal(SIGILL, sighandler);
633 signal(SIGFPE, sighandler);
634 signal(SIGSEGV, sighandler);
635#ifdef SIGBUS
636 signal(SIGBUS, sighandler);
637#endif
638 { $code }
639}
640EOF
641}
642
72be9e73
DY
643check_type(){
644 log check_type "$@"
645 headers=$1
646 type=$2
647 shift 2
648 disable $type
649 incs=""
650 for hdr in $headers; do
651 incs="$incs
652#include <$hdr>"
653 done
654 check_cc "$@" <<EOF && enable $type
655$incs
656$type v;
657EOF
658}
659
57bd82d4
MR
660require(){
661 name="$1"
662 header="$2"
663 func="$3"
664 shift 3
665 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
666}
667
f8d7b072
MR
668require2(){
669 name="$1"
670 headers="$2"
671 func="$3"
672 shift 3
673 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
674}
675
eea50282
MR
676check_foo_config(){
677 cfg=$1
678 pkg=$2
679 header=$3
680 func=$4
681 shift 4
682 disable $cfg
683 check_cmd ${pkg}-config --version
684 err=$?
685 if test "$err" = 0; then
686 temp_cflags `${pkg}-config --cflags`
687 temp_extralibs `${pkg}-config --libs`
688 check_lib "$@" $header $func && enable $cfg
689 fi
690 return $err
691}
692
c505dd31
MR
693apply(){
694 file=$1
695 shift
696 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
697}
698
dcd61286
DB
699# CONFIG_LIST contains configurable options, while HAVE_LIST is for
700# system-dependent things.
701
4a0d6686
AJ
702COMPONENT_LIST="
703 bsfs
704 decoders
705 demuxers
706 encoders
3cde40aa 707 filters
c552605c 708 indevs
4a0d6686 709 muxers
c552605c 710 outdevs
4a0d6686
AJ
711 parsers
712 protocols
713"
714
715CONFIG_LIST="
716 $COMPONENT_LIST
f7679c54
VS
717 avfilter
718 avfilter_lavf
c88f5d72
MR
719 avisynth
720 beos_netserver
f402916e 721 bzlib
c88f5d72
MR
722 ffmpeg
723 ffplay
724 ffserver
1848f7d9 725 fft
4f034993 726 golomb
c88f5d72 727 gpl
ecfc4f44 728 gprof
d8d0d0b2 729 gray
3abe5fbd 730 hardcoded_tables
c88f5d72 731 ipv6
f5a756ef
DB
732 libamr_nb
733 libamr_wb
f7b8bffe 734 libdc1394
690bfceb 735 libdirac
2eed5a46
DB
736 libfaac
737 libfaad
738 libfaadbin
c88f5d72 739 libgsm
6ebe07fb 740 libmp3lame
c88f5d72 741 libnut
f7cd9eed 742 libschroedinger
ae14f311 743 libspeex
150d2772 744 libtheora
c88f5d72 745 libvorbis
1cc60c47
DB
746 libx264
747 libxvid
47a158cb 748 mdct
c88f5d72 749 memalign_hack
a8150374 750 mlib
c88f5d72
MR
751 mpegaudio_hp
752 network
3fe142e2 753 nonfree
4a24ab64 754 postproc
2b4c3615 755 powerpc_perf
bd2216e4 756 small
13ca50f3 757 swscale
c88f5d72 758 vhook
56a059ac 759 x11grab
c88f5d72 760 zlib
4a0d6686 761"
c88f5d72 762
8eee7025
DB
763THREADS_LIST='
764 beosthreads
d22e8442 765 os2threads
8eee7025
DB
766 pthreads
767 w32threads
768'
769
3f5b56e5
MR
770ARCH_LIST='
771 alpha
772 armv4l
773 bfin
774 ia64
775 m68k
776 mips
777 parisc
778 powerpc
779 s390
780 sh4
781 sparc
782 sparc64
783 x86
784 x86_32
785 x86_64
786'
787
788ARCH_EXT_LIST='
1ac9331a 789 altivec
1ac9331a 790 armv5te
edab3048 791 armv6
f55b299a 792 armvfp
3f5b56e5
MR
793 iwmmxt
794 mmi
795 mmx
d7f0920b 796 mmx2
6b18d278 797 neon
9eeed841 798 ssse3
bd9d34a0 799 vis
3f5b56e5
MR
800'
801
802HAVE_LIST="
803 $ARCH_EXT_LIST
804 $THREADS_LIST
805 altivec_h
c9fdab0d 806 arpa_inet_h
6bd859d6 807 bswap
ecf97f22 808 closesocket
1ac9331a 809 cmov
e16e49ac 810 conio_h
c88f5d72 811 dcbzl
f8aa696f
DB
812 dev_bktr_ioctl_bt848_h
813 dev_bktr_ioctl_meteor_h
814 dev_ic_bt8xx_h
815 dev_video_meteor_ioctl_meteor_h
816 dev_video_bktr_ioctl_bt848_h
18b67ae5 817 dlfcn_h
c88f5d72 818 dlopen
bc574408 819 dos_paths
245626d0
DB
820 ebp_available
821 ebx_available
c2a29455 822 fast_64bit
7073e9fc 823 fast_cmov
7b829d2a 824 fast_unaligned
9d99cc5a 825 fork
c88f5d72 826 freetype2
da9e86f8 827 gethrtime
4e68cb8a 828 GetProcessTimes
66be5b45 829 getrusage
c88f5d72 830 imlib2
2e1913b1 831 inet_aton
61d251db 832 inline_asm
0b4a1821
AS
833 libdc1394_1
834 libdc1394_2
a33cab3a
MK
835 llrint
836 lrint
c88f5d72 837 lrintf
f8aa696f
DB
838 machine_ioctl_bt848_h
839 machine_ioctl_meteor_h
c88f5d72
MR
840 malloc_h
841 memalign
6ffa87d3 842 mkstemp
b4e806b2 843 pld
9cafbd6c 844 ppc64
a33cab3a
MK
845 round
846 roundf
c88f5d72
MR
847 sdl
848 sdl_video_size
72be9e73 849 socklen_t
deb29777 850 soundcard_h
f8cda19e 851 poll_h
b58412f1 852 sys_mman_h
b091aa44 853 sys_resource_h
81644c2e 854 sys_select_h
deb29777 855 sys_soundcard_h
1b6e8b73 856 sys_videoio_h
e16e49ac 857 termios_h
b265431e 858 threads
6ff3f3e7 859 winsock2_h
304d586d 860 yasm
0cb78cef 861"
44161118 862
b6bb00b0
MR
863# options emitted with CONFIG_ prefix but not available on command line
864CONFIG_EXTRA="
865 fft_mmx
866"
867
520cc7f1 868CMDLINE_SELECT="
3f5b56e5 869 $ARCH_EXT_LIST
520cc7f1 870 $CONFIG_LIST
8eee7025 871 $THREADS_LIST
db6107b6 872 cross_compile
520cc7f1
MR
873 debug
874 extra_warnings
8c6afa4d 875 logging
d2bbb2f7 876 optimizations
520cc7f1
MR
877 shared
878 static
87a0fb62 879 stripping
520cc7f1 880"
426be5dc
DB
881
882PATHS_LIST='
d156bede 883 bindir
26759c44
MR
884 incdir
885 libdir
26759c44
MR
886 mandir
887 prefix
888 shlibdir
426be5dc
DB
889'
890
891CMDLINE_SET="
892 $PATHS_LIST
893 arch
894 build_suffix
895 cc
896 cpu
897 cross_prefix
ac63af34 898 extra_version
426be5dc 899 logfile
26759c44
MR
900 source_path
901 target_os
426be5dc 902"
520cc7f1 903
912f3148
DB
904# code dependency declarations
905
9eeed841
MR
906# architecture extensions
907altivec_deps="powerpc"
908armv5te_deps="armv4l"
909armv6_deps="armv4l"
f55b299a 910armvfp_deps="armv4l"
9eeed841 911iwmmxt_deps="armv4l"
e241ba14 912mmi_deps="mips"
9eeed841 913mmx_deps="x86"
fbef871d 914mmx2_deps="x86 mmx"
6b18d278 915neon_deps="armv4l"
9eeed841 916ssse3_deps="x86"
bd9d34a0 917vis_deps="sparc"
9eeed841 918
b6bb00b0
MR
919# common features
920fft_suggest="fft_mmx"
921fft_mmx_deps="mmx yasm"
922
912f3148 923# decoders / encoders
47a158cb 924aac_decoder_select="fft mdct"
d8d12c15 925ac3_decoder_deps="gpl"
47a158cb
MR
926ac3_decoder_select="fft mdct"
927atrac3_decoder_select="fft mdct"
4f034993 928cavs_decoder_select="golomb"
47a158cb 929cook_decoder_select="fft mdct"
2eef7c62 930cscd_decoder_suggest="zlib"
47a158cb 931dca_decoder_select="fft mdct"
2eef7c62 932dxa_decoder_select="zlib"
406ab5cc 933eac3_decoder_deps="gpl"
47a158cb 934eac3_decoder_select="fft mdct"
4f034993
MR
935ffv1_decoder_select="golomb"
936flac_decoder_select="golomb"
937flac_encoder_select="golomb"
2eef7c62
AJ
938flashsv_decoder_select="zlib"
939flashsv_encoder_select="zlib"
4f034993 940h264_decoder_select="golomb"
47a158cb 941imc_decoder_select="fft mdct"
4f034993
MR
942jpegls_decoder_select="golomb"
943jpegls_encoder_select="golomb"
944loco_decoder_select="golomb"
30fd06be 945mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
946nellymoser_decoder_select="fft mdct"
947nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
948png_decoder_select="zlib"
949png_encoder_select="zlib"
47a158cb 950qdm2_decoder_select="fft mdct"
4f034993
MR
951shorten_decoder_select="golomb"
952sonic_decoder_select="golomb"
953sonic_encoder_select="golomb"
954sonic_ls_encoder_select="golomb"
955svq3_decoder_select="golomb"
bee2eac5 956svq3_decoder_suggest="zlib"
2eef7c62
AJ
957tiff_decoder_suggest="zlib"
958tiff_encoder_suggest="zlib"
959tscc_decoder_select="zlib"
47a158cb
MR
960vorbis_decoder_select="fft mdct"
961vorbis_encoder_select="fft mdct"
962wmav1_decoder_select="fft mdct"
963wmav1_encoder_select="fft mdct"
964wmav2_decoder_select="fft mdct"
965wmav2_encoder_select="fft mdct"
2eef7c62
AJ
966zlib_decoder_select="zlib"
967zlib_encoder_select="zlib"
968zmbv_decoder_select="zlib"
969zmbv_encoder_select="zlib"
30fd06be 970
912f3148 971# external libraries
f5a756ef
DB
972libamr_nb_decoder_deps="libamr_nb"
973libamr_nb_encoder_deps="libamr_nb"
974libamr_wb_decoder_deps="libamr_wb"
975libamr_wb_encoder_deps="libamr_wb"
1b71f045 976libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 977libdirac_encoder_deps="libdirac"
c9171a83 978libfaac_encoder_deps="libfaac"
69ddbd1d 979libfaad_decoder_deps="libfaad"
4ec45764 980libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
981libgsm_decoder_deps="libgsm"
982libgsm_encoder_deps="libgsm"
8ffed8d8
MR
983libgsm_ms_decoder_deps="libgsm"
984libgsm_ms_encoder_deps="libgsm"
1cc60c47 985libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
986libschroedinger_decoder_deps="libschroedinger"
987libschroedinger_encoder_deps="libschroedinger"
ae14f311 988libspeex_decoder_deps="libspeex"
150d2772 989libtheora_encoder_deps="libtheora"
b0caf888 990libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
991libx264_encoder_deps="libx264"
992libxvid_encoder_deps="libxvid"
13566c31 993mpeg4aac_decoder_deps="libfaad"
30fd06be 994
912f3148 995# demuxers / muxers
03a76ba9 996ac3_demuxer_deps="ac3_parser"
50383e88 997audio_beos_demuxer_deps="audio_beos"
4ec45764 998audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 999audio_beos_muxer_deps="audio_beos"
4ec45764 1000audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1001avisynth_demuxer_deps="avisynth"
73483024 1002bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1003dirac_demuxer_deps="dirac_parser"
fe9bb347 1004dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1005libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1006libnut_demuxer_deps="libnut"
1007libnut_muxer_deps="libnut"
2eef7c62
AJ
1008matroska_demuxer_suggest="zlib bzlib"
1009mov_demuxer_suggest="zlib"
4bd8e17c 1010mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1011oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1012oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1013redir_demuxer_deps="network"
8eb793c4 1014rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1015rtsp_demuxer_deps="sdp_demuxer"
1016sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1017v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1018v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1019vfwcap_demuxer_deps="capCreateCaptureWindow"
1020vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1021x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1022x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1023
912f3148 1024# protocols
c08fb000
AB
1025http_protocol_deps="network"
1026rtp_protocol_deps="udp_protocol"
1027tcp_protocol_deps="network"
1028udp_protocol_deps="network"
1029
f7679c54 1030# filters
81124ba0 1031movie_filter_deps="avfilter_lavf"
f7679c54 1032
912f3148 1033# programs
fa859b4d 1034ffplay_deps="sdl"
6ad42348 1035ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1036ffserver_extralibs='$ldl'
1037vhook_extralibs='$ldl'
a2830dca 1038
912f3148 1039
de6d9b64 1040# default parameters
8a608357 1041
2ba042a7 1042logfile="config.err"
8a608357
MR
1043
1044# installation paths
c9d19248
MR
1045prefix_default="/usr/local"
1046bindir_default='${prefix}/bin'
1047incdir_default='${prefix}/include'
1048libdir_default='${prefix}/lib'
1049mandir_default='${prefix}/share/man'
1050shlibdir_default="$libdir_default"
8a608357
MR
1051
1052# toolchain
13c7df3d 1053cc_default="gcc"
304d586d 1054yasmexe="yasm"
de6d9b64 1055ar="ar"
503d5b58 1056nm="nm"
be7109c1 1057ranlib="ranlib"
0f3cb305 1058strip="strip"
8a608357 1059asmalign_pot="unknown"
20369773 1060ln_s="ln -sf"
304d586d 1061objformat="elf"
8a608357
MR
1062
1063# machine
cc6a90dd 1064arch=`uname -m`
38d0a8aa 1065cpu="generic"
8a608357 1066
8a608357 1067# OS
4f854758 1068target_os=$(tolower $(uname -s))
8a608357 1069
8a608357 1070# configurable options
497237c7 1071enable debug
497237c7
RP
1072enable ffmpeg
1073enable ffplay
1074enable ffserver
1075enable ipv6
497237c7
RP
1076enable mpegaudio_hp
1077enable network
8400d6b8 1078enable optimizations
497237c7 1079enable protocols
530dc538 1080enable static
87a0fb62 1081enable stripping
8a608357
MR
1082vhook="default"
1083
8a608357 1084# build settings
11a9d3e8 1085add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1086SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1087VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1088FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1089LIBPREF="lib"
1090LIBSUF=".a"
c5f14466
RP
1091FULLNAME='$(NAME)$(BUILDSUF)'
1092LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1093SLIBPREF="lib"
1094SLIBSUF=".so"
c5f14466 1095SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1096SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1097SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1098LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1099
0d7dca36
DB
1100# gcc stupidly only outputs the basename of targets with -MM, but we need the
1101# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1102DEPEND_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 1103
c597172e
MR
1104# find source path
1105source_path="`dirname \"$0\"`"
497237c7 1106enable source_path_used
c597172e
MR
1107if test -z "$source_path" -o "$source_path" = "." ; then
1108 source_path="`pwd`"
497237c7 1109 disable source_path_used
c597172e
MR
1110else
1111 source_path="`cd \"$source_path\"; pwd`"
1112 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1113 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1114fi
1115
c597172e
MR
1116FFMPEG_CONFIGURATION="$@"
1117
73ef8980
MR
1118find_things(){
1119 thing=$1
1120 pattern=$2
1121 file=$source_path/$3
932ccf39 1122 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1123}
1124
1125ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1126DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1127PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1128BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1129MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1130DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1131OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1132INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1133PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1134FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1135
7483e694
DB
1136enable $ARCH_EXT_LIST \
1137 $DECODER_LIST \
1138 $ENCODER_LIST \
1139 $PARSER_LIST \
1140 $BSF_LIST \
1141 $DEMUXER_LIST \
1142 $MUXER_LIST \
f7679c54 1143 $FILTER_LIST \
7483e694
DB
1144 $PROTOCOL_LIST \
1145 $INDEV_LIST \
1146 $OUTDEV_LIST \
c597172e
MR
1147
1148die_unknown(){
1149 echo "Unknown option \"$1\"."
1150 echo "See $0 --help for available options."
1151 exit 1
1152}
1153
794f8e97 1154show_list() {
bf0c4afa
RP
1155 suffix=_$1
1156 shift
1157 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1158 exit 0
1159}
1160
c597172e 1161for opt do
7483e694
DB
1162 optval="${opt#*=}"
1163 case "$opt" in
7483e694
DB
1164 --extra-cflags=*) add_cflags "$optval"
1165 ;;
1166 --extra-ldflags=*) add_ldflags "$optval"
1167 ;;
1168 --extra-libs=*) add_extralibs "$optval"
1169 ;;
8fb1cb58 1170 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1171 ;;
40bcf4c7
BL
1172 --enable-debug=*) debuglevel="$optval"
1173 ;;
7483e694
DB
1174 --enable-*=*|--disable-*=*)
1175 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1176 case "$thing" in
81124ba0 1177 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1178 *) die_unknown "$opt" ;;
1179 esac
1180 ;;
1181 --enable-?*|--disable-?*)
1182 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1183 if is_in $option $COMPONENT_LIST; then
1184 eval $action \$$(toupper ${option%s})_LIST
1185 elif is_in $option $CMDLINE_SELECT; then
1186 $action $option
1187 else
1188 die_unknown $opt
1189 fi
7483e694
DB
1190 ;;
1191 --list-*)
1192 NAME="${opt#--list-}"
1193 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1194 NAME=${NAME%s}
1195 eval show_list $NAME \$$(toupper $NAME)_LIST
1196 ;;
1197 --help|-h) show_help
1198 ;;
1199 *)
884a36a7 1200 optname="${opt%%=*}"
26759c44
MR
1201 optname="${optname#--}"
1202 optname=$(echo "$optname" | sed 's/-/_/g')
1203 is_in $optname $CMDLINE_SET || die_unknown $opt
1204 eval $optname='$optval'
7483e694
DB
1205 ;;
1206 esac
c597172e
MR
1207done
1208
bcea99bb
MR
1209disabled logging && logfile=/dev/null
1210
1211echo "# $0 $@" > $logfile
1212set >> $logfile
1213
13c7df3d 1214cc_default="${cross_prefix}${cc_default}"
304d586d 1215yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1216ar="${cross_prefix}${ar}"
1217nm="${cross_prefix}${nm}"
1218ranlib="${cross_prefix}${ranlib}"
1219strip="${cross_prefix}${strip}"
1220
13c7df3d
MR
1221set_default cc
1222
e4e69e0b
MR
1223# set temporary file name
1224if test ! -z "$TMPDIR" ; then
1225 TMPDIR1="${TMPDIR}"
1226elif test ! -z "$TEMPDIR" ; then
1227 TMPDIR1="${TEMPDIR}"
1228else
1229 TMPDIR1="/tmp"
1230fi
1231
1232TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1233TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1234TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1235TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1236TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1237TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1238
e9b9a2f8
MN
1239check_cflags -std=c99
1240
b24dbcbd
RP
1241case "$arch" in
1242 i386|i486|i586|i686|i86pc|BePC)
1243 arch="x86_32"
1244 enable fast_unaligned
1245 ;;
1246 x86_64|amd64)
1247 arch="x86_32"
1248 enable fast_unaligned
1249 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1250 int test[sizeof(char*) - 7];
1251EOF
1252 ;;
1253 # armv4l is a subset of armv[567]*l
1254 arm|armv[4567]*l)
1255 arch="armv4l"
1256 ;;
1257 alpha)
1258 arch="alpha"
1259 enable fast_64bit
1260 ;;
1261 "Power Macintosh"|ppc|powerpc)
1262 arch="powerpc"
aa8bc0f1 1263 enable fast_unaligned
b24dbcbd
RP
1264 ;;
1265 ppc64)
1266 arch="powerpc"
1267 enable fast_64bit
aa8bc0f1 1268 enable fast_unaligned
b24dbcbd
RP
1269 ;;
1270 mips|mipsel|IP*)
1271 arch="mips"
1272 ;;
1273 sun4u|sparc64)
1274 arch="sparc64"
1275 enable fast_64bit
1276 ;;
1277 sparc)
1278 arch="sparc"
1279 ;;
1280 sh4)
1281 arch="sh4"
1282 ;;
1283 parisc)
1284 arch="parisc"
1285 ;;
1286 parisc64)
1287 arch="parisc"
1288 enable fast_64bit
1289 ;;
1290 s390|s390x)
1291 arch="s390"
1292 ;;
1293 m68k)
1294 arch="m68k"
1295 ;;
1296 ia64)
1297 arch="ia64"
1298 enable fast_64bit
1299 ;;
1300 bfin)
1301 arch="bfin"
1302 ;;
1303 *)
1304 arch="unknown"
1305 ;;
1306esac
1307
1308enable $arch
1309enabled_any x86_32 x86_64 && enable x86
1310enabled sparc64 && enable sparc
1311
7483e694 1312# OS specific
4f854758 1313case $target_os in
7483e694 1314 beos|haiku|zeta)
c9d19248 1315 prefix_default="$HOME/config"
7483e694
DB
1316 # helps building libavcodec
1317 add_cflags "-DPIC -fomit-frame-pointer"
1318 # 3 gcc releases known for BeOS, each with ugly bugs
1319 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1320 case "$gcc_version" in
1321 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1322 disable mmx
1323 ;;
1324 *20010315*) echo "BeBits gcc"
1325 add_cflags "-fno-expensive-optimizations"
1326 ;;
1327 esac
7483e694
DB
1328 SHFLAGS=-nostart
1329 # enable BeOS things
1330 enable audio_beos
1331 # no need for libm, but the inet stuff
1332 # Check for BONE
1333 # XXX: actually should check for NOT net_server
78fe7631 1334 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1335 network_extralibs="-lbind -lsocket"
1336 else
1337 enable beos_netserver
1338 network_extralibs="-lnet"
1339 fi ;;
1340 sunos)
1341 FFSERVERLDFLAGS=""
9987769a 1342 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1343 network_extralibs="-lsocket -lnsl"
1344 ;;
1345 netbsd)
1346 oss_demuxer_extralibs="-lossaudio"
1347 oss_muxer_extralibs="-lossaudio"
1348 ;;
1349 openbsd)
1350 disable need_memalign
1351 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1352 SHFLAGS='-shared'
1353 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1354 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1355 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1356 oss_demuxer_extralibs="-lossaudio"
1357 oss_muxer_extralibs="-lossaudio"
1358 ;;
1359 freebsd)
1360 disable need_memalign
1361 ;;
1362 bsd/os)
1363 osextralibs="-lpoll -lgnugetopt"
1364 strip="strip -d"
1365 ;;
1366 darwin)
1367 disable need_memalign
0138c54e 1368 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1369 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1370 strip="strip -x"
1371 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1372 SLIBSUF=".dylib"
1373 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1374 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1375 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1376 objformat="macho"
1b0f6fb8 1377 enabled x86_64 && objformat="macho64"
7483e694
DB
1378 ;;
1379 mingw32*)
4f854758 1380 target_os=mingw32
dcc01c06
RP
1381 LIBTARGET=i386
1382 if test $arch = x86_64; then
1383 disable need_memalign
1384 LIBTARGET=x64
1385 fi
fbd971a4 1386 shlibdir_default="$bindir_default"
7483e694
DB
1387 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1388 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1389 if enabled swscale; then
7483e694
DB
1390 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1391 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1392 fi
1393 disable ffserver
1394 SLIBPREF=""
1395 SLIBSUF=".dll"
1396 EXESUF=".exe"
1397 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1398 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1399 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1400 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1401 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1402 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1403 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1404 objformat="win32"
bc574408 1405 enable dos_paths
7483e694
DB
1406 ;;
1407 cygwin*)
4f854758 1408 target_os=cygwin
fbd971a4 1409 shlibdir_default="$bindir_default"
7483e694
DB
1410 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1411 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1412 if enabled swscale; then
7483e694
DB
1413 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1414 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1415 fi
1416 EXESUF=".exe"
1417 SLIBPREF="cyg"
1418 SLIBSUF=".dll"
1419 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1420 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1421 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1422 objformat="win32"
bc574408 1423 enable dos_paths
7483e694 1424 ;;
4f365f37 1425 *-dos|freedos|opendos)
4f365f37
MK
1426 disable ffplay ffserver vhook
1427 disable $INDEV_LIST $OUTDEV_LIST
1428 network_extralibs="-lsocket"
1429 EXESUF=".exe"
304d586d 1430 objformat="win32"
bc574408 1431 enable dos_paths
4f365f37 1432 ;;
7483e694 1433 linux)
7483e694
DB
1434 enable dv1394
1435 ;;
1436 irix*)
4f854758 1437 target_os=irix
7483e694
DB
1438 ranlib="echo ignoring ranlib"
1439 ;;
d22e8442 1440 os/2*)
d22e8442
DY
1441 strip="lxlite"
1442 ln_s="cp -f"
d22e8442
DY
1443 EXESUF=".exe"
1444 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1445 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1446 FFSERVERLDFLAGS=""
287d3b13 1447 LIBSUF="_s.a"
d22e8442
DY
1448 SLIBPREF=""
1449 SLIBSUF=".dll"
1450 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1451 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1452 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1453 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1454 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1455 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1456 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1457 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1458 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1459 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1460 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1461 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1462 disable vhook
bc574408 1463 enable dos_paths
d22e8442 1464 ;;
269820f1
PR
1465 interix)
1466 disable vhook
1467 ;;
d22e8442 1468
7483e694 1469 *)
4f854758 1470 target_os="${target_os}-UNKNOWN"
7483e694
DB
1471 ;;
1472esac
1473
c9d19248
MR
1474set_default $PATHS_LIST
1475
c597172e 1476add_extralibs $osextralibs
de6d9b64 1477
28d8e661
DB
1478# Combine FFLDFLAGS and the LDFLAGS environment variable.
1479LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1480
497237c7 1481test -n "$cross_prefix" && enable cross_compile
1ea46bed 1482
320d060a 1483# we need to build at least one lib type
93b3c083 1484if ! enabled_any static shared; then
320d060a
DB
1485 cat <<EOF
1486At least one library type must be built.
1487Specify --enable-static to build the static libraries or --enable-shared to
1488build the shared libraries as well. To only build the shared libraries specify
1489--disable-static in addition to --enable-shared.
1490EOF
1491 exit 1;
1492fi
1493
abc4e572 1494disabled static && LIBNAME=""
2a320695 1495
a2234ceb
RP
1496if enabled_any libfaad libfaadbin ; then
1497 if check_header faad.h; then
295b8c70 1498 check_cc <<EOF
a2234ceb
RP
1499#include <faad.h>
1500#ifndef FAAD2_VERSION
1501ok faad1
1502#endif
db817cf3 1503int main(void) { return 0; }
a2234ceb
RP
1504EOF
1505 test $? = 0 && enable libfaad2
1506 else
ff3dac65 1507 die "FAAD test failed."
a2234ceb
RP
1508 fi
1509fi
1510
1511
93b3c083 1512if ! enabled gpl; then
54118497
RP
1513 die_gpl_disabled(){
1514 name=$1
1515 shift
1516 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1517 }
4a24ab64 1518 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1519 die_gpl_disabled "libx264" libx264
1520 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1521 die_gpl_disabled "FAAD2" libfaad2
1522 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1523 die_gpl_disabled "The software scaler" swscale
ebb810d9 1524fi
b2e3c528 1525
3fe142e2
DB
1526if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1527 die "libamr is nonfree and --enable-nonfree is not specified."
1528fi
1529
9eeed841 1530check_deps $ARCH_EXT_LIST
0f3cb305 1531
5d323602
MR
1532test -z "$need_memalign" && need_memalign="$mmx"
1533
cf9d24ad 1534#Darwin CC versions
4f854758 1535if test $target_os = darwin; then
3dddba4b 1536 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1537 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1538 else
8541cc27 1539 add_cflags "-pipe"
26c1b3be
DB
1540 check_cflags "-force_cpusubtype_ALL"
1541 check_cflags "-Wno-sign-compare"
f946a9a4 1542 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1543 fi
2a1a6b64
MN
1544fi
1545
40617a6d 1546disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1547
a4adb608 1548# Add processor-specific flags
38d0a8aa 1549if test $cpu != "generic"; then
bc8ec47b
MR
1550 warn_altivec(){
1551 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1552 }
38d0a8aa 1553 case $cpu in
bb270c08 1554 601|ppc601|PowerPC601)
1c5d830c 1555 add_cflags "-mcpu=601"
bc8ec47b 1556 warn_altivec enabled PPC601
bb270c08
DB
1557 ;;
1558 603*|ppc603*|PowerPC603*)
1c5d830c 1559 add_cflags "-mcpu=603"
bc8ec47b 1560 warn_altivec enabled PPC603
bb270c08
DB
1561 ;;
1562 604*|ppc604*|PowerPC604*)
1c5d830c 1563 add_cflags "-mcpu=604"
bc8ec47b 1564 warn_altivec enabled PPC604
bb270c08
DB
1565 ;;
1566 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1567 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1568 warn_altivec enabled PPC75x
bb270c08
DB
1569 ;;
1570 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1571 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1572 warn_altivec disabled PPC745x
bb270c08
DB
1573 ;;
1574 74*|ppc74*|PowerPC74*)
1c5d830c 1575 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1576 warn_altivec disabled PPC74xx
bb270c08
DB
1577 ;;
1578 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1579 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1580 warn_altivec disabled PPC970
9cafbd6c 1581 enable ppc64
bb270c08 1582 ;;
e07e357d
LB
1583 Cell|CELL|cell)
1584 add_cflags "-mcpu=cell"
1585 warn_altivec disabled Cell
9cafbd6c 1586 enable ppc64
e07e357d 1587 ;;
e7768fc5
GP
1588 # targets that do NOT support conditional mov (cmov)
1589 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1590 add_cflags "-march=$cpu"
497237c7 1591 disable cmov
e7768fc5
GP
1592 ;;
1593 # targets that do support conditional mov (cmov)
416519dd 1594 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1595 add_cflags "-march=$cpu"
497237c7
RP
1596 enable cmov
1597 enable fast_cmov
94e4c3a3
GP
1598 ;;
1599 # targets that do support conditional mov but on which it's slow
800a5a19 1600 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1601 add_cflags "-march=$cpu"
497237c7
RP
1602 enable cmov
1603 disable fast_cmov
bb270c08 1604 ;;
d7b34d08 1605 sparc64)
1c5d830c 1606 add_cflags "-mcpu=v9"
d7b34d08 1607 ;;
f2e49553
MR
1608 arm11*|cortex*)
1609 add_cflags "-mcpu=$cpu"
1610 enable fast_unaligned
1611 ;;
0223bd6f
MR
1612 armv*)
1613 add_cflags "-march=$cpu"
1614 ;;
f2e49553 1615 arm*)
6b19786b
MR
1616 add_cflags "-mcpu=$cpu"
1617 ;;
bb270c08 1618 *)
7483e694 1619 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1620 ;;
a4adb608
MN
1621 esac
1622fi
1623
be0d52ab 1624# make sure we can execute files in $TMPDIR
2270b4b2 1625cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1626#! /bin/sh
1627EOF
2270b4b2
DB
1628chmod +x $TMPSH >> $logfile 2>&1
1629if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1630 cat <<EOF
1631Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1632variable to another directory and make sure that $TMPDIR1 is not mounted
1633noexec.
be0d52ab
MR
1634EOF
1635 die "Sanity test failed."
1636fi
edd08265 1637rm $TMPSH
be0d52ab 1638
1a268acc
MR
1639# compiler sanity check
1640check_exec <<EOF
c23a0ac8 1641int main(void){ return 0; }
1a268acc
MR
1642EOF
1643if test "$?" != 0; then
1644 echo "$cc is unable to create an executable file."
93b3c083 1645 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1646 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1647 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1648 fi
1649 die "C compiler test failed."
1650fi
1651
b4d96ba2
MR
1652check_cc <<EOF || die "Symbol mangling check failed."
1653int ff_extern;
1654EOF
2f05d9c1 1655sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1656extern_prefix=${sym%%ff_extern*}
1657
61d251db
MR
1658check_asm inline_asm '""'
1659
9eeed841 1660if enabled x86; then
44965991
PI
1661 # check whether EBP is available on x86
1662 # As 'i' is stored on the stack, this program will crash
1663 # if the base pointer is used to access it because the
1664 # base pointer is cleared in the inline assembly code.
7dfef245 1665 check_exec_crash <<EOF && enable ebp_available
44965991 1666 volatile int i=0;
be449fca 1667 __asm__ volatile (
44965991
PI
1668 "xorl %%ebp, %%ebp"
1669 ::: "%ebp");
1670 return i;
44965991
PI
1671EOF
1672
1673 # check wether EBX is available on x86
940f335a 1674 check_asm ebx_available '"":::"%ebx"'
8e380710 1675
d7f0920b 1676 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1677 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1678 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1679
1680 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1681
1682 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1683 enabled x86_64 && append YASMFLAGS "-m amd64"
1684 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1685 case "$objformat" in
1686 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1687 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1688 *) append YASMFLAGS "-DPREFIX" ;;
1689 esac
1690 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1691fi
1692
87ea51e0
LB
1693# check for assembler specific support
1694
cc6a90dd 1695if test $arch = "powerpc"; then
5eb39de9 1696 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1697fi
1698
57bd82d4
MR
1699# check for SIMD availability
1700
115329f1 1701# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1702if enabled altivec; then
3ed1a2ee
DB
1703 check_cflags -maltivec -mabi=altivec &&
1704 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1705 check_cflags -faltivec
b6e52719 1706
0182fee8 1707 # check if our compiler supports Motorola AltiVec C API
497237c7 1708 check_cc <<EOF || disable altivec
dcd479c0 1709$inc_altivec_h
a9a07762
MN
1710int main(void) {
1711 vector signed int v1, v2, v3;
1712 v1 = vec_add(v2,v3);
1713 return 0;
1714}
1715EOF
b006b26c
DB
1716
1717 # check if our compiler supports braces for vector declarations
80a61f08 1718 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1719$inc_altivec_h
80a61f08 1720int main (void) { (vector int) {1}; return 0; }
b006b26c 1721EOF
a9a07762 1722fi
ab6c65f6 1723
b4e806b2
MC
1724# We have to check if pld is a nop and disable it.
1725enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1726enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1727enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1728enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1729enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1730enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1731enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1732enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1733
8b03def6
DB
1734enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1735
57bd82d4
MR
1736# ---
1737# big/little-endian test
9eebe687
MR
1738check_cc <<EOF || die "endian test failed"
1739unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1740EOF
d04d9e16 1741od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1742
a3999908 1743# ---
3d204385
NK
1744# check availability of some header files
1745
a98bb16d
RP
1746if check_func dlopen; then
1747 ldl=
1748elif check_func dlopen -ldl; then
1749 ldl=-ldl
8bf5d58f
MN
1750fi
1751
7483e694
DB
1752check_func fork
1753check_func gethrtime
1754check_func getrusage
094c09bb 1755check_func inet_aton $network_extralibs
7483e694
DB
1756check_func memalign
1757check_func mkstemp
2446d3d6 1758check_func_headers windows.h GetProcessTimes
6ffa87d3 1759
e16e49ac 1760check_header conio.h
a98bb16d
RP
1761check_header dlfcn.h
1762check_header malloc.h
bf6ce82d 1763check_header poll.h
b58412f1 1764check_header sys/mman.h
b091aa44 1765check_header sys/resource.h
bf6ce82d 1766check_header sys/select.h
a98bb16d
RP
1767check_header termios.h
1768
1769if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1770 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1771fi
e16e49ac 1772
2eef7c62
AJ
1773disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1774disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1775
1776# check for some common methods of building with pthread support
1777# do this before the optional library checks as some of them require pthreads
1778if enabled pthreads; then
9e7fd101
MR
1779 if check_func pthread_create; then
1780 :
1781 elif check_func pthread_create -pthread; then
1782 add_cflags -pthread
afc9aee2 1783 add_extralibs -pthread
9e7fd101
MR
1784 elif check_func pthread_create -pthreads; then
1785 add_cflags -pthreads
afc9aee2 1786 add_extralibs -pthreads
8d94f606
GT
1787 elif check_func pthread_create -lpthreadGC2; then
1788 add_extralibs -lpthreadGC2
9e7fd101
MR
1789 elif ! check_lib pthread.h pthread_create -lpthread; then
1790 die "ERROR: can't find pthreads library"
1791 fi
57bd82d4
MR
1792fi
1793
8eee7025 1794for thread in $THREADS_LIST; do
e5f94c2b 1795 if enabled $thread; then
3ae3b721
RP
1796 test -n "$thread_type" &&
1797 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1798 thread_type="$thread"
e5f94c2b
RP
1799 fi
1800done
1801
fdf88598
MR
1802check_lib math.h sin -lm
1803
a33cab3a
MK
1804# test for C99 functions in math.h
1805for func in llrint lrint lrintf round roundf; do
1806 check_exec <<EOF && enable $func || disable $func
f32adb22 1807#include <math.h>
a33cab3a 1808int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1809EOF
a33cab3a 1810done
f32adb22 1811
57bd82d4 1812# these are off by default, so fail if requested and not available
79fda097 1813enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1814enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1815enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1816enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1817 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1818 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1819enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1820enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1821enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1822enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1823enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1824enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1825 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1826enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1827enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1828enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1829enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1830 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1831 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1832enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1833enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1834
0b4a1821
AS
1835# libdc1394 check
1836if enabled libdc1394; then
1837 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1838 enable libdc1394_2; } ||
1839 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1840 enable libdc1394_1; } ||
1841 die "ERROR: No version of libdc1394 found "
1842fi
1843
1844
c13e1abd
FH
1845_restrict=
1846for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1847 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1848void foo(char * $restrict_keyword p);
1849EOF
c13e1abd
FH
1850done
1851
703afd07 1852test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1853
4f854758 1854if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1855 disable vhook
fbb9d104 1856 echo
b0268cc0 1857 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1858 echo "Patches welcome."
1859 echo
1860fi
1861
8d923001
MR
1862if enabled vhook; then
1863 check_ldflags -rdynamic
1864 check_ldflags -export-dynamic
1865fi
bfd2edeb 1866
eea50282
MR
1867check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1868check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1869
a86b921c 1870##########################################
29799f8b 1871# SDL check
a86b921c 1872
497237c7
RP
1873disable sdl_too_old
1874disable sdl
6a1a892f 1875SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1876if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1877 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1878 temp_cflags $sdl_cflags
dcd479c0 1879 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1880 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1881 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1882 if test "$_sdlversion" -lt 121 ; then
497237c7 1883 enable sdl_too_old
dcd479c0 1884 else
497237c7 1885 enable sdl
225e21ef 1886 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1887#include <SDL.h>
d6773f56 1888int main(int argc, char **argv){
29f3b38a
MR
1889 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1890 int w = vi->current_w;
1891 return 0;
1892}
1893EOF
dcd479c0
MR
1894 fi
1895 fi
29f3b38a 1896 restore_flags
c3f6b472 1897fi
57bd82d4 1898
2270b4b2 1899texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1900
7a91333f 1901##########################################
73b46a95
RP
1902# Network check
1903
1904if enabled network; then
668b65bd 1905 check_type sys/socket.h socklen_t
73b46a95
RP
1906 # Prefer arpa/inet.h over winsock2
1907 if check_header arpa/inet.h ; then
1908 check_func closesocket
1909 elif check_header winsock2.h ; then
ea10ddde 1910 network_extralibs="-lws2_32"
72be9e73 1911 check_type ws2tcpip.h socklen_t
2446d3d6 1912 check_func_headers winsock2.h closesocket
73b46a95
RP
1913 fi
1914fi
1915
1916##########################################
29799f8b 1917# IPv6 check
7a91333f 1918
497237c7 1919enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1920#include <sys/types.h>
1921#include <sys/socket.h>
1922#include <netinet/in.h>
1923#include <netdb.h>
db817cf3 1924int main(void) {
7483e694
DB
1925 struct sockaddr_storage saddr;
1926 struct ipv6_mreq mreq6;
1927 getaddrinfo(0,0,0,0);
1928 getnameinfo(0,0,0,0,0,0,0);
1929 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1930}
1931EOF
1932
06e31011
RP
1933check_header linux/videodev.h
1934check_header linux/videodev2.h
1b6e8b73 1935check_header sys/videoio.h
47f38850 1936
2446d3d6 1937check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1938
f8aa696f 1939# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1940{ check_header dev/bktr/ioctl_meteor.h &&
1941 check_header dev/bktr/ioctl_bt848.h; } ||
1942{ check_header machine/ioctl_meteor.h &&
1943 check_header machine/ioctl_bt848.h; } ||
1944{ check_header dev/video/meteor/ioctl_meteor.h &&
1945 check_header dev/video/bktr/ioctl_bt848.h; } ||
1946check_header dev/ic/bt8xx.h
f8aa696f 1947
c7682de0
RP
1948check_header sys/soundcard.h
1949check_header soundcard.h
deb29777 1950
7483e694 1951# deal with the X11 frame grabber
56a059ac 1952enabled x11grab &&
f58f4ce1
GP
1953check_header X11/Xlib.h &&
1954check_header X11/extensions/XShm.h &&
1955check_func XOpenDisplay -lX11 &&
06eab4ba 1956check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1957
40bcf4c7 1958enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1959
1960# add some useful compiler flags if supported
1961check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1962check_cflags -Wall
1963check_cflags -Wno-switch
c07bd6a9
MN
1964check_cflags -Wdisabled-optimization
1965check_cflags -Wpointer-arith
1966check_cflags -Wredundant-decls
cc1fb623 1967check_cflags -Wno-pointer-sign
f4929996 1968check_cflags -Wcast-qual
9aceb3cf 1969check_cflags -Wwrite-strings
652a5bf6 1970check_cflags -Wtype-limits
5af4e0cc 1971enabled extra_warnings && check_cflags -Winline
cf9d24ad 1972
57bd82d4 1973# add some linker flags
5c0e9479 1974check_ldflags -Wl,--warn-common
8351d2ba
DB
1975check_ldflags -Wl,--as-needed
1976check_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 1977check_ldflags -Wl,-Bsymbolic
94a3401e 1978
bd2216e4
MR
1979if enabled small; then
1980 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1981 optimizations="small"
1982elif enabled optimizations; then
3dddba4b 1983 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1984 add_cflags "-O5"
1985 add_ldflags "-O5"
cf9d24ad 1986 else
30a3e5d4 1987 add_cflags "-O3"
cf9d24ad 1988 fi
cddf3f45 1989fi
11fdbc44 1990check_cflags -fno-math-errno
b2eb2ff0 1991check_cflags -fno-signed-zeros
cddf3f45 1992
504a64b9 1993# add some flags for Intel C Compiler
0c45cd07 1994if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1995 # Just warnings, no remarks
1996 check_cflags -w1
1997 # -wd: Disable following warnings
1998 # 144, 167, 556: -Wno-pointer-sign
1999 # 10006: ignoring unknown option -fno-signed-zeros
2000 # 10156: ignoring option '-W'; no argument required
2001 check_cflags -wd144,167,556,10006,10156
2002 # 11030: Warning unknown option --as-needed
2003 # 10156: ignoring option '-export'; no argument required
2004 check_ldflags -wd10156,11030
907eb3b5
CEH
2005 # Allow to compile with optimizations
2006 check_ldflags -march=$cpu
504a64b9
CEH
2007fi
2008
80581e98 2009# PIC flags for shared library objects where they are needed
5af4e0cc 2010if enabled shared; then
569cb218
MR
2011 # LIBOBJFLAGS may have already been set in the OS configuration
2012 if test -z "$LIBOBJFLAGS" ; then
2013 case "$arch" in
b6bd7268 2014 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2015 esac
2016 fi
80581e98
MN
2017fi
2018
90be59ef 2019if enabled gprof; then
30a3e5d4
NP
2020 add_cflags "-p"
2021 add_ldflags "-p"
1db54e20
DB
2022fi
2023
3b26ee47 2024VHOOKCFLAGS="-fPIC"
18451f7d 2025
7f3c02fc 2026# Find out if the .align argument is a power of two or not.
4454dc1b 2027if test $asmalign_pot = "unknown"; then
497237c7 2028 disable asmalign_pot
be449fca 2029 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2030fi
2031
7483e694
DB
2032enabled_any $DECODER_LIST && enable decoders
2033enabled_any $ENCODER_LIST && enable encoders
2034enabled_any $BSF_LIST && enable bsfs
2035enabled_any $DEMUXER_LIST && enable demuxers
2036enabled_any $MUXER_LIST && enable muxers
f7679c54 2037enabled_any $FILTER_LIST && enable filters
7483e694
DB
2038enabled_any $INDEV_LIST && enable demuxers
2039enabled_any $OUTDEV_LIST && enable muxers
2040enabled_any $PROTOCOL_LIST && enable protocols
2041
2042enabled_any $THREADS_LIST && enable threads
2043
2044check_deps $CONFIG_LIST \
b6bb00b0 2045 $CONFIG_EXTRA \
7483e694
DB
2046 $HAVE_LIST \
2047 $DECODER_LIST \
2048 $ENCODER_LIST \
2049 $PARSER_LIST \
2050 $BSF_LIST \
2051 $DEMUXER_LIST \
2052 $MUXER_LIST \
f7679c54 2053 $FILTER_LIST \
7483e694
DB
2054 $INDEV_LIST \
2055 $OUTDEV_LIST \
2056 $PROTOCOL_LIST \
f70f03f6 2057
f7b8bffe 2058enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2059enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2060enabled libtheora && append pkg_requires "theora"
f9def9cc 2061enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2062
3e89171a 2063echo "install prefix $prefix"
f36958f8
DB
2064echo "source path $source_path"
2065echo "C compiler $cc"
bfd5afd8 2066echo ".align is power-of-two $asmalign_pot"
f36958f8 2067echo "ARCH $arch ($cpu)"
ce8871c2
MR
2068if test "$build_suffix" != ""; then
2069 echo "build suffix $build_suffix"
eb94aca9 2070fi
ac63af34
DB
2071if test "$extra_version" != ""; then
2072 echo "version string suffix $extra_version"
2073fi
0db2ce77 2074echo "big-endian ${bigendian-no}"
419b8784 2075if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2076 echo "yasm ${yasm-no}"
0db2ce77
MR
2077 echo "MMX enabled ${mmx-no}"
2078 echo "CMOV enabled ${cmov-no}"
2079 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2080 echo "EBX available ${ebx_available-no}"
2081 echo "EBP available ${ebp_available-no}"
e41e8342 2082fi
cc6a90dd 2083if test $arch = "armv4l"; then
0db2ce77
MR
2084 echo "ARMv5TE enabled ${armv5te-no}"
2085 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2086 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2087 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2088 echo "NEON enabled ${neon-no}"
eba9ae3c 2089fi
e241ba14 2090if test $arch = "mips"; then
0db2ce77 2091 echo "MMI enabled ${mmi-no}"
e41e8342 2092fi
cc6a90dd 2093if test $arch = "powerpc"; then
0db2ce77
MR
2094 echo "AltiVec enabled ${altivec-no}"
2095 echo "dcbzl available ${dcbzl-no}"
e41e8342 2096fi
0db2ce77
MR
2097echo "gprof enabled ${gprof-no}"
2098echo "debug symbols ${debug-no}"
87a0fb62 2099echo "strip symbols ${stripping-no}"
8400d6b8 2100echo "optimizations ${optimizations-no}"
0db2ce77
MR
2101echo "static ${static-no}"
2102echo "shared ${shared-no}"
4a24ab64 2103echo "postprocessing support ${postproc-no}"
13ca50f3 2104echo "software scaler enabled ${swscale-no}"
f7679c54 2105echo "new filter support ${avfilter-no}"
81124ba0 2106echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2107echo "video hooking ${vhook-no}"
90be59ef 2108if enabled vhook; then
0db2ce77
MR
2109 echo "Imlib2 support ${imlib2-no}"
2110 echo "FreeType support ${freetype2-no}"
68892110 2111fi
0db2ce77 2112echo "network support ${network-no}"
90be59ef 2113if enabled network; then
0db2ce77 2114 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2115fi
0db2ce77
MR
2116echo "threading support ${thread_type-no}"
2117echo "SDL support ${sdl-no}"
90be59ef 2118if enabled sdl_too_old; then
bfd5afd8
DB
2119 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2120fi
0db2ce77
MR
2121echo "Sun medialib support ${mlib-no}"
2122echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2123echo "libamr-nb support ${libamr_nb-no}"
2124echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2125echo "libdc1394 support ${libdc1394-no}"
690bfceb 2126echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2127echo "libfaac enabled ${libfaac-no}"
2128echo "libfaad enabled ${libfaad-no}"
7e0871a7 2129echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2130echo "libgsm enabled ${libgsm-no}"
2131echo "libmp3lame enabled ${libmp3lame-no}"
2132echo "libnut enabled ${libnut-no}"
f7cd9eed 2133echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2134echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2135echo "libtheora enabled ${libtheora-no}"
2136echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2137echo "libx264 enabled ${libx264-no}"
2138echo "libxvid enabled ${libxvid-no}"
0db2ce77 2139echo "zlib enabled ${zlib-no}"
f402916e 2140echo "bzlib enabled ${bzlib-no}"
2c62e737 2141echo
de6d9b64 2142
f7679c54 2143for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2144 echo "Enabled ${type}s:"
f65c9da1 2145 eval list=\$$(toupper $type)_LIST
8138b9db 2146 for part in $list; do
f65c9da1
MR
2147 enabled $part && echo ${part%_*}
2148 done | sort | pr -3 -t
2149 echo
8138b9db
RP
2150done
2151
ba321adb
JK
2152license="LGPL"
2153if enabled nonfree; then
2154 license="unredistributable"
2155elif enabled gpl; then
2156 license="GPL"
2157fi
2158
2159echo "License: $license"
ca5323af 2160
cf1392e9
DB
2161echo "Creating config.mak and config.h..."
2162
29799f8b
DB
2163echo "# Automatically generated by configure - do not modify!" > config.mak
2164echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2165echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2166echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2167echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2168
d921f03f 2169echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2170echo "prefix=$prefix" >> config.mak
22a324da
DB
2171echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2172echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2173echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2174echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2175echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2176echo "CC=$cc" >> config.mak
304d586d 2177echo "YASM=$yasmexe" >> config.mak
980fc7b8 2178echo "AR=$ar" >> config.mak
be7109c1 2179echo "RANLIB=$ranlib" >> config.mak
20369773 2180echo "LN_S=$ln_s" >> config.mak
87a0fb62 2181enabled stripping &&
3ae3b721 2182 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2183 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2184
a9b3f630 2185echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2186echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2187echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2188echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2189echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2190echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2191echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2192echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2193echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2194echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2195echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2196echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2197echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2198echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2199echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2200echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2201echo "SLIBSUF=$SLIBSUF" >> config.mak
2202echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2203echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2204echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2205
90be59ef 2206if enabled bigendian; then
7483e694
DB
2207 echo "WORDS_BIGENDIAN=yes" >> config.mak
2208 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2209fi
44161118 2210
90be59ef 2211if enabled sdl; then
7483e694
DB
2212 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2213 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2214fi
90be59ef 2215if enabled texi2html; then
7483e694 2216 echo "BUILD_DOC=yes" >> config.mak
146ea952 2217fi
5a872801 2218
719c8e00
MR
2219get_version(){
2220 name=$1
2221 file=$source_path/$2
147e7692
MR
2222 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2223 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2224 lcname=$(tolower $name)
2225 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2226 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2227}
2228
147e7692
MR
2229get_version LIBSWSCALE libswscale/swscale.h
2230get_version LIBPOSTPROC libpostproc/postprocess.h
2231get_version LIBAVCODEC libavcodec/avcodec.h
2232get_version LIBAVDEVICE libavdevice/avdevice.h
2233get_version LIBAVFORMAT libavformat/avformat.h
2234get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2235get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2236
5af4e0cc 2237if enabled shared; then
7483e694
DB
2238 echo "BUILD_SHARED=yes" >> config.mak
2239 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2240 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2241 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2242 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2243 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2244 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2245 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2246 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2247 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2248fi
d7e27559 2249echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2250echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2251
3d907e22
MR
2252print_config ARCH_ $TMPH config.mak $ARCH_LIST
2253print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2254print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2255 $CONFIG_EXTRA \
7483e694
DB
2256 $DECODER_LIST \
2257 $ENCODER_LIST \
2258 $PARSER_LIST \
2259 $BSF_LIST \
2260 $DEMUXER_LIST \
2261 $MUXER_LIST \
f7679c54 2262 $FILTER_LIST \
7483e694
DB
2263 $PROTOCOL_LIST \
2264 $INDEV_LIST \
2265 $OUTDEV_LIST \
8ac17293 2266
c13e1abd
FH
2267echo "#define restrict $_restrict" >> $TMPH
2268
bd2216e4 2269if enabled small; then
7483e694 2270 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2271fi
2272
997baf01
MR
2273echo "SRC_PATH=\"$source_path\"" >> config.mak
2274echo "SRC_PATH_BARE=$source_path" >> config.mak
2275echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2276
8156056e 2277# Apparently it's not possible to portably echo a backslash.
3ae3b721 2278enabled asmalign_pot &&
7483e694 2279 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2280 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2281
b4d96ba2 2282echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2283
9c05103f
DB
2284echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2285
b7860763 2286# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2287cmp -s $TMPH config.h &&
2288 echo "config.h is unchanged" ||
2289 mv -f $TMPH config.h
3d204385 2290
cea0ac52 2291rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2292
165af439 2293# build tree in object directory if source path is different from current one
90be59ef 2294if enabled source_path_used; then
165af439 2295 DIRS="\
7483e694
DB
2296 doc \
2297 libavcodec \
2298 libavcodec/alpha \
2299 libavcodec/armv4l \
2300 libavcodec/bfin \
2301 libavcodec/i386 \
2302 libavcodec/mlib \
2303 libavcodec/ppc \
2304 libavcodec/sh4 \
2305 libavcodec/sparc \
52a9cf34 2306 libavdevice \
f7679c54 2307 libavfilter \
7483e694
DB
2308 libavformat \
2309 libavutil \
2310 libpostproc \
2311 libswscale \
2312 tests \
2313 tools \
2314 vhook \
2315 "
165af439 2316 FILES="\
7483e694
DB
2317 Makefile \
2318 common.mak \
71c61f62 2319 subdir.mak \
7483e694
DB
2320 doc/texi2pod.pl \
2321 libavcodec/Makefile \
52a9cf34 2322 libavdevice/Makefile \
f7679c54 2323 libavfilter/Makefile \
7483e694
DB
2324 libavformat/Makefile \
2325 libavutil/Makefile \
2326 libpostproc/Makefile \
2327 libswscale/Makefile \
2328 "
165af439 2329 for dir in $DIRS ; do
7483e694 2330 mkdir -p $dir
165af439
MR
2331 done
2332 for f in $FILES ; do
20369773 2333 $ln_s "$source_path/$f" $f
165af439
MR
2334 done
2335fi
def4272a 2336
def4272a 2337
d0674868 2338# build pkg-config files
def4272a 2339
d0674868
DB
2340pkgconfig_generate(){
2341name=$1
e426941d 2342shortname=${name#lib}
d0674868
DB
2343comment=$2
2344version=$3
2345libs=$4
2346requires=$5
25cd5cb3 2347cat <<EOF > $name/$name.pc
3e89171a 2348prefix=$prefix
a94e666c 2349exec_prefix=\${prefix}
f2b7382c 2350libdir=$libdir
7622778e 2351includedir=$incdir
def4272a 2352
d0674868
DB
2353Name: $name
2354Description: $comment
2355Version: $version
5dcfe9f8
AH
2356Requires: $(disabled shared && echo $requires)
2357Requires.private: $(enabled shared && echo $requires)
def4272a 2358Conflicts:
12701f6e
AH
2359Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2360Libs.private: $(enabled shared && echo $libs)
76a448ed 2361Cflags: -I\${includedir}
def4272a 2362EOF
25cd5cb3 2363cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2364prefix=
2365exec_prefix=
46d1ff83 2366libdir=\${pcfiledir}
1d44d365 2367includedir=${source_path}
def4272a 2368
d0674868
DB
2369Name: $name
2370Description: $comment
2371Version: $version
2372Requires: $requires
def4272a 2373Conflicts:
12701f6e 2374Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2375Cflags: -I\${includedir}
2376EOF
d0674868 2377}
def4272a 2378
e426941d 2379pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2380pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2381pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2382pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2383enabled avfilter &&
35a71f1d 2384 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2385enabled postproc &&
e426941d 2386 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2387if enabled swscale; then
e426941d 2388 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2389else
f436a23e 2390 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2391 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2392fi