Check requirement for libx264 version in configure using
[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.
460a4fb9 11export LC_ALL=C
31e647f8 12
cde2d79a 13# make sure we are running under a compatible shell
c21d6325
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14# try to make this part work with most shells
15
16try_exec(){
0dbe81bb 17 echo "Trying shell $1"
2270b4b2 18 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
19}
20
5237ce67 21unset foo
2270b4b2 22(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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23E1="$?"
24
2270b4b2 25(: ${foo?}) 2> /dev/null
0dbe81bb
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26E2="$?"
27
28if test "$E1" != 0 || test "$E2" = 0; then
29 echo "Broken shell detected. Trying alternatives."
c21d6325
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30 export FF_CONF_EXEC
31 if test "0$FF_CONF_EXEC" -lt 1; then
32 FF_CONF_EXEC=1
33 try_exec bash "$0" "$@"
34 fi
35 if test "0$FF_CONF_EXEC" -lt 2; then
36 FF_CONF_EXEC=2
37 try_exec ksh "$0" "$@"
38 fi
39 if test "0$FF_CONF_EXEC" -lt 3; then
40 FF_CONF_EXEC=3
41 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
42 fi
43 echo "No compatible shell script interpreter found."
fc53da20 44 echo "This configure script requires a POSIX-compatible shell"
c21d6325 45 echo "such as bash or ksh."
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46 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
47 echo "Instead, install a working POSIX-compatible shell."
48 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
49 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
50 echo "This bash version ($BASH_VERSION) is broken on your platform."
51 echo "Upgrade to a later version if available."
52 fi
cde2d79a
MR
53 exit 1
54fi
55
74c53c2d
MR
56show_help(){
57 echo "Usage: configure [options]"
58 echo "Options: [defaults in brackets after descriptions]"
59 echo
60 echo "Standard options:"
61 echo " --help print this message"
8c6afa4d
DB
62 echo " --logfile=FILE log tests and output to FILE [config.err]"
63 echo " --disable-logging do not log configure debug information"
3e89171a 64 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 65 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 66 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 67 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 68 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 69 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
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70 echo " --enable-static build static libraries [default=yes]"
71 echo " --disable-static do not build static libraries [default=no]"
72 echo " --enable-shared build shared libraries [default=no]"
73 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
74 echo " --enable-gpl allow use of GPL code, the resulting libav*"
75 echo " and ffmpeg will be under GPL [default=no]"
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DB
76 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
77 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 78 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 79 echo " --enable-swscale software scaler support [default=no]"
f7679c54
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80 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
81 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 82 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 83 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 84 echo " --enable-pthreads use pthreads [default=no]"
eb113804 85 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 86 echo " --enable-x11grab enable X11 grabbing [default=no]"
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87 echo
88 echo "External library support:"
5ce265a1 89 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 90 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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DB
91 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
92 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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93 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
94 echo " and libraw1394 [default=no]"
690bfceb 95 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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96 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
97 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 98 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 99 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 100 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
101 echo " --enable-libnut enable NUT (de)muxing via libnut,"
102 echo " native demuxer exists [default=no]"
f7cd9eed 103 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
71757822 104 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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105 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
106 echo " native implementation exists [default=no]"
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DB
107 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
108 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 109 echo " native MPEG-4/Xvid encoder exists [default=no]"
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110 echo ""
111 echo "Advanced options (experts only):"
112 echo " --source-path=PATH path to source code [$source_path]"
113 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 114 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 115 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 116 echo " --cc=CC use C compiler CC [$cc]"
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117 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
118 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
119 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 120 echo " --extra-version=STRING version string suffix []"
74c53c2d 121 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 122 echo " --arch=ARCH select architecture [$arch]"
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123 echo " --cpu=CPU selects the minimum cpu required (affects"
124 echo " instruction selection, may crash on older CPUs)"
2b4c3615 125 echo " --enable-powerpc-perf enable performance report on PPC"
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126 echo " (requires enabling PMC)"
127 echo " --disable-mmx disable MMX usage"
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128 echo " --disable-mmx2 disable MMX2 usage"
129 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 130 echo " --disable-armv5te disable armv5te usage"
edab3048 131 echo " --disable-armv6 disable armv6 usage"
f55b299a 132 echo " --disable-armvfp disable ARM VFP usage"
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MR
133 echo " --disable-iwmmxt disable iwmmxt usage"
134 echo " --disable-altivec disable AltiVec usage"
74c53c2d 135 echo " --disable-network disable network support [default=no]"
0c7bb0e5 136 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 137 echo " --disable-zlib disable zlib [default=no]"
f402916e 138 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 139 echo " --disable-vhook disable video hooking support"
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140 echo " --disable-mpegaudio-hp faster (but less accurate)"
141 echo " MPEG audio decoding [default=no]"
cde9e780 142 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 143 echo " --disable-ffmpeg disable ffmpeg build"
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144 echo " --disable-ffserver disable ffserver build"
145 echo " --disable-ffplay disable ffplay build"
146 echo " --enable-small optimize for size instead of speed"
3abe5fbd 147 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 148 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
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149 echo " --disable-encoder=NAME disables encoder NAME"
150 echo " --enable-encoder=NAME enables encoder NAME"
151 echo " --disable-decoder=NAME disables decoder NAME"
152 echo " --enable-decoder=NAME enables decoder NAME"
153 echo " --disable-encoders disables all encoders"
154 echo " --disable-decoders disables all decoders"
ff70e601
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155 echo " --disable-muxer=NAME disables muxer NAME"
156 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 157 echo " --disable-muxers disables all muxers"
ff70e601
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158 echo " --disable-demuxer=NAME disables demuxer NAME"
159 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 160 echo " --disable-demuxers disables all demuxers"
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161 echo " --enable-parser=NAME enables parser NAME"
162 echo " --disable-parser=NAME disables parser NAME"
163 echo " --disable-parsers disables all parsers"
cd61e407
JM
164 echo " --enable-bsf=NAME enables bitstream filter NAME"
165 echo " --disable-bsf=NAME disables bitstream filter NAME"
166 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
167 echo " --enable-protocol=NAME enables protocol NAME"
168 echo " --disable-protocol=NAME disables protocol NAME"
169 echo " --disable-protocols disables all protocols"
10d46dd0 170 echo " --disable-devices disables all devices"
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SS
171 echo " --enable-filter=NAME enables filter NAME"
172 echo " --disable-filter=NAME disables filter NAME"
173 echo " --disable-filters disables all filters"
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PI
174 echo " --list-decoders show all available decoders"
175 echo " --list-encoders show all available encoders"
176 echo " --list-muxers show all available muxers"
177 echo " --list-demuxers show all available demuxers"
178 echo " --list-parsers show all available parsers"
179 echo " --list-protocols show all available protocols"
180 echo " --list-bsfs show all available bitstream filters"
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DB
181 echo " --list-indevs show all available input devices"
182 echo " --list-outdevs show all available output devices"
1865259f 183 echo " --list-filters show all available filters"
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184 echo
185 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 186 echo " --disable-debug disable debugging symbols"
b7d49373 187 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 188 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 189 echo " --disable-optimizations disable compiler optimizations"
0a622b98 190 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 191 echo " --disable-stripping disable stripping of executables and shared libraries"
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192 echo ""
193 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 194 exit 0
74c53c2d 195}
cf9d24ad 196
57bd82d4 197log(){
2270b4b2 198 echo "$@" >> $logfile
57bd82d4
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199}
200
720c69da 201log_file(){
c8e9f801 202 log BEGIN $1
2270b4b2 203 pr -n -t $1 >> $logfile
c8e9f801
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204 log END $1
205}
206
2ba042a7 207echolog(){
c8e9f801 208 log "$@"
57bd82d4 209 echo "$@"
2ba042a7
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210}
211
212die(){
213 echolog "$@"
214 cat <<EOF
215If you think configure made a mistake, make sure you are using the latest
216version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 217ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 218EOF
e155a21a 219 if disabled logging; then
2ba042a7 220 cat <<EOF
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221Rerun configure with logging enabled (do not use --disable-logging), and
222include the log this produces with your report.
2ba042a7
MR
223EOF
224 else
225cat <<EOF
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226Include the log file "$logfile" produced by configure as this will help
227solving the problem.
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228EOF
229 fi
cea0ac52 230 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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231 exit 1
232}
233
6c6007d6 234# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 235toupper(){
6c6007d6 236 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
237}
238
4a5444db 239tolower(){
6c6007d6 240 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
241}
242
a8d04fba
MR
243set_all(){
244 value=$1
245 shift
246 for var in $*; do
247 eval $var=$value
248 done
249}
250
799c9e9b
MR
251pushvar(){
252 for var in $*; do
253 eval level=\${${var}_level:=0}
254 eval ${var}_${level}="\$$var"
255 eval ${var}_level=$(($level+1))
256 done
257}
258
259popvar(){
260 for var in $*; do
261 eval level=\${${var}_level:-0}
262 test $level = 0 && continue
263 eval level=$(($level-1))
264 eval $var="\${${var}_${level}}"
265 eval ${var}_level=$level
266 eval unset ${var}_${level}
267 done
268}
269
a8d04fba
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270enable(){
271 set_all yes $*
272}
273
274disable(){
275 set_all no $*
276}
277
57bd82d4 278enabled(){
3250003c
MR
279 test "${1#!}" = "$1" && op== || op=!=
280 eval test "x\$${1#!}" $op "xyes"
44161118
MR
281}
282
37970ebf 283disabled(){
3250003c
MR
284 test "${1#!}" = "$1" && op== || op=!=
285 eval test "x\$${1#!}" $op "xno"
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286}
287
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MR
288enabled_all(){
289 for opt; do
290 enabled $opt || return 1
291 done
292}
293
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DB
294disabled_all(){
295 for opt; do
296 disabled $opt || return 1
297 done
298}
299
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MR
300enabled_any(){
301 for opt; do
302 enabled $opt && return 0
303 done
304}
305
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DB
306disabled_any(){
307 for opt; do
308 disabled $opt && return 0
309 done
310}
311
c9d19248
MR
312set_default(){
313 for opt; do
314 eval test -z "\$$opt" && eval $opt=\$${opt}_default
315 done
316}
317
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AJ
318is_in(){
319 value=$1
320 shift
321 for var in $*; do
322 [ $var = $value ] && return 0
323 done
324 return 1
325}
326
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327check_deps(){
328 for cfg; do
3250003c 329 cfg="${cfg#!}"
799c9e9b
MR
330 enabled ${cfg}_checking && die "Circular dependency for $cfg."
331 disabled ${cfg}_checking && continue
332 enable ${cfg}_checking
333
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MR
334 eval dep_all="\$${cfg}_deps"
335 eval dep_any="\$${cfg}_deps_any"
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336
337 pushvar cfg dep_all dep_any
338 check_deps $dep_all $dep_any
339 popvar cfg dep_all dep_any
340
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341 enabled_all $dep_all || disable $cfg
342 enabled_any $dep_any || disable $cfg
799c9e9b 343
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RP
344 if enabled $cfg; then
345 eval dep_extralibs="\$${cfg}_extralibs"
346 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
347 fi
348
799c9e9b 349 disable ${cfg}_checking
30fd06be
MR
350 done
351}
352
44161118
MR
353print_config(){
354 pfx=$1
355 header=$2
356 makefile=$3
357 shift 3
358 for cfg; do
3d907e22 359 ucname="`toupper $cfg`"
44161118 360 if enabled $cfg; then
3d907e22
MR
361 echo "#define ${pfx}${ucname} 1" >> $header
362 echo "#define ENABLE_${ucname} 1" >> $header
363 echo "${pfx}${ucname}=yes" >> $makefile
364 else
365 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
366 fi
367 done
57bd82d4
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368}
369
370flags_saved(){
2270b4b2 371 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
372}
373
dcd479c0 374save_flags(){
57bd82d4 375 flags_saved && return
dcd479c0
MR
376 SAVE_CFLAGS="$CFLAGS"
377 SAVE_LDFLAGS="$LDFLAGS"
378 SAVE_extralibs="$extralibs"
379}
380
381restore_flags(){
f5d28d10 382 flags_saved || return
dcd479c0
MR
383 CFLAGS="$SAVE_CFLAGS"
384 LDFLAGS="$SAVE_LDFLAGS"
385 extralibs="$SAVE_extralibs"
386 unset SAVE_CFLAGS
387 unset SAVE_LDFLAGS
388 unset SAVE_extralibs
389}
390
391temp_cflags(){
392 save_flags
393 CFLAGS="$CFLAGS $*"
394}
395
396temp_ldflags(){
397 save_flags
398 LDFLAGS="$LDFLAGS $*"
399}
400
401temp_extralibs(){
402 save_flags
403 extralibs="$extralibs $*"
404}
405
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MR
406append(){
407 var=$1
408 shift
409 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
410 eval "$var=\"\$$var $*\""
411}
412
413add_cflags(){
414 append CFLAGS "$@"
415}
416
417add_ldflags(){
418 append LDFLAGS "$@"
419}
420
421add_extralibs(){
422 append extralibs "$@"
423}
424
b0cfb663 425check_cmd(){
b3cb5d51 426 log "$@"
2270b4b2 427 "$@" >> $logfile 2>&1
b0cfb663
MR
428}
429
dcd479c0 430check_cc(){
57bd82d4 431 log check_cc "$@"
2270b4b2 432 cat > $TMPC
720c69da 433 log_file $TMPC
b0cfb663 434 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
435}
436
437check_cpp(){
438 log check_cpp "$@"
2270b4b2 439 cat > $TMPC
720c69da 440 log_file $TMPC
b0cfb663 441 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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442}
443
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444check_asm(){
445 log check_asm "$@"
446 name="$1"
447 asm="$2"
448 shift 2
449 check_cc "$@" <<EOF && enable $name || disable $name
c23a0ac8 450int foo(void){ asm volatile($asm); }
940f335a
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451EOF
452}
453
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454check_yasm(){
455 log check_yasm "$@"
456 echo "$1" > $TMPS
457 log_file $TMPS
458 shift 1
459 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
460}
461
dcd479c0 462check_ld(){
57bd82d4 463 log check_ld "$@"
0607887f 464 check_cc || return
3155a644
MR
465 flags=''
466 libs=''
467 for f; do
468 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
469 done
470 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
471}
472
473check_cflags(){
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MR
474 log check_cflags "$@"
475 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
476int x;
477EOF
478}
479
480check_ldflags(){
57bd82d4
MR
481 log check_ldflags "$@"
482 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 483int main(void){ return 0; }
dcd479c0
MR
484EOF
485}
486
487check_header(){
57bd82d4 488 log check_header "$@"
dcd479c0
MR
489 header=$1
490 shift
d8bc5f06
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491 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
492 disable $var
493 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
494#include <$header>
495int x;
496EOF
497}
498
499check_func(){
57bd82d4 500 log check_func "$@"
dcd479c0
MR
501 func=$1
502 shift
d8bc5f06
MR
503 disable $func
504 check_ld "$@" <<EOF && enable $func
dcd479c0 505extern int $func();
c23a0ac8 506int main(void){ $func(); }
dcd479c0
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507EOF
508}
509
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DB
510check_func_headers(){
511 log check_func_headers "$@"
f8d7b072
MR
512 headers=$1
513 func=$2
514 shift 2
515 disable $func
516 incs=""
517 for hdr in $headers; do
518 incs="$incs
519#include <$hdr>"
520 done
521 check_ld "$@" <<EOF && enable $func
522$incs
d6773f56 523int main(int argc, char **argv){
f8d7b072
MR
524 (void) $func;
525 return 0;
526}
527EOF
528}
529
a5344cf7
SS
530check_cpp_condition(){
531 log check_cpp_condition "$@"
532 header=$1
533 condition=$2
534 check_cpp <<EOF
535#include <$header>
536#if !($condition)
537#error "unsatisfied condition: $condition"
538#endif
539EOF
540}
541
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MR
542check_lib(){
543 log check_lib "$@"
544 header="$1"
545 func="$2"
546 shift 2
fcfcde17
MR
547 temp_extralibs "$@"
548 check_header $header && check_func $func && add_extralibs "$@"
549 err=$?
550 restore_flags
551 return $err
57bd82d4
MR
552}
553
f8d7b072
MR
554check_lib2(){
555 log check_lib2 "$@"
556 headers="$1"
557 func="$2"
558 shift 2
559 temp_extralibs "$@"
2446d3d6 560 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
561 err=$?
562 restore_flags
563 return $err
564}
565
dcd479c0 566check_exec(){
2270b4b2 567 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
568}
569
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MR
570check_exec_crash(){
571 code=`cat`
572
573 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
574 # are safe but may not be available everywhere. Thus we use
575 # raise(SIGTERM) instead. The check is run in a subshell so we
576 # can redirect the "Terminated" message from the shell. SIGBUS
577 # is not defined by standard C so it is used conditionally.
578
2270b4b2 579 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
580#include <signal.h>
581static void sighandler(int sig){
582 raise(SIGTERM);
583}
e5af4a11 584int main(void){
7dfef245
MR
585 signal(SIGILL, sighandler);
586 signal(SIGFPE, sighandler);
587 signal(SIGSEGV, sighandler);
588#ifdef SIGBUS
589 signal(SIGBUS, sighandler);
590#endif
591 { $code }
592}
593EOF
594}
595
72be9e73
DY
596check_type(){
597 log check_type "$@"
598 headers=$1
599 type=$2
600 shift 2
601 disable $type
602 incs=""
603 for hdr in $headers; do
604 incs="$incs
605#include <$hdr>"
606 done
607 check_cc "$@" <<EOF && enable $type
608$incs
609$type v;
610EOF
611}
612
57bd82d4
MR
613require(){
614 name="$1"
615 header="$2"
616 func="$3"
617 shift 3
618 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
619}
620
f8d7b072
MR
621require2(){
622 name="$1"
623 headers="$2"
624 func="$3"
625 shift 3
626 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
627}
628
a5344cf7
SS
629require_cpp_condition(){
630 name="$1"
631 header="$2"
632 cpp_condition="$3"
633 shift 3
634 check_cpp_condition $header "$cpp_condition" || die "ERROR: $name does not satisfy CPP condition: $cpp_condition"
635}
636
eea50282
MR
637check_foo_config(){
638 cfg=$1
639 pkg=$2
640 header=$3
641 func=$4
642 shift 4
643 disable $cfg
644 check_cmd ${pkg}-config --version
645 err=$?
646 if test "$err" = 0; then
647 temp_cflags `${pkg}-config --cflags`
648 temp_extralibs `${pkg}-config --libs`
649 check_lib "$@" $header $func && enable $cfg
650 fi
651 return $err
652}
653
c505dd31
MR
654apply(){
655 file=$1
656 shift
657 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
658}
659
dcd61286
DB
660# CONFIG_LIST contains configurable options, while HAVE_LIST is for
661# system-dependent things.
662
4a0d6686
AJ
663COMPONENT_LIST="
664 bsfs
665 decoders
666 demuxers
667 encoders
3cde40aa 668 filters
c552605c 669 indevs
4a0d6686 670 muxers
c552605c 671 outdevs
4a0d6686
AJ
672 parsers
673 protocols
674"
675
676CONFIG_LIST="
677 $COMPONENT_LIST
f7679c54
VS
678 avfilter
679 avfilter_lavf
c88f5d72
MR
680 avisynth
681 beos_netserver
f402916e 682 bzlib
c88f5d72
MR
683 ffmpeg
684 ffplay
685 ffserver
686 gpl
ecfc4f44 687 gprof
d8d0d0b2 688 gray
3abe5fbd 689 hardcoded_tables
c88f5d72 690 ipv6
f5a756ef
DB
691 libamr_nb
692 libamr_wb
f7b8bffe 693 libdc1394
690bfceb 694 libdirac
2eed5a46
DB
695 libfaac
696 libfaad
697 libfaadbin
c88f5d72 698 libgsm
6ebe07fb 699 libmp3lame
c88f5d72 700 libnut
f7cd9eed 701 libschroedinger
150d2772 702 libtheora
c88f5d72 703 libvorbis
1cc60c47
DB
704 libx264
705 libxvid
c88f5d72 706 memalign_hack
a8150374 707 mlib
c88f5d72
MR
708 mpegaudio_hp
709 network
3fe142e2 710 nonfree
4a24ab64 711 postproc
2b4c3615 712 powerpc_perf
bd2216e4 713 small
13ca50f3 714 swscale
c88f5d72 715 vhook
56a059ac 716 x11grab
c88f5d72 717 zlib
4a0d6686 718"
c88f5d72 719
8eee7025
DB
720THREADS_LIST='
721 beosthreads
d22e8442 722 os2threads
8eee7025
DB
723 pthreads
724 w32threads
725'
726
3f5b56e5
MR
727ARCH_LIST='
728 alpha
729 armv4l
730 bfin
731 ia64
732 m68k
733 mips
734 parisc
735 powerpc
736 s390
737 sh4
738 sparc
739 sparc64
740 x86
741 x86_32
742 x86_64
743'
744
745ARCH_EXT_LIST='
1ac9331a 746 altivec
1ac9331a 747 armv5te
edab3048 748 armv6
f55b299a 749 armvfp
3f5b56e5
MR
750 iwmmxt
751 mmi
752 mmx
d7f0920b 753 mmx2
6b18d278 754 neon
9eeed841 755 ssse3
bd9d34a0 756 vis
3f5b56e5
MR
757'
758
759HAVE_LIST="
760 $ARCH_EXT_LIST
761 $THREADS_LIST
762 altivec_h
c9fdab0d 763 arpa_inet_h
6bd859d6 764 bswap
c88f5d72 765 byteswap_h
ecf97f22 766 closesocket
1ac9331a 767 cmov
e16e49ac 768 conio_h
c88f5d72 769 dcbzl
f8aa696f
DB
770 dev_bktr_ioctl_bt848_h
771 dev_bktr_ioctl_meteor_h
772 dev_ic_bt8xx_h
773 dev_video_meteor_ioctl_meteor_h
774 dev_video_bktr_ioctl_bt848_h
18b67ae5 775 dlfcn_h
c88f5d72 776 dlopen
bc574408 777 dos_paths
245626d0
DB
778 ebp_available
779 ebx_available
c2a29455 780 fast_64bit
7073e9fc 781 fast_cmov
7b829d2a 782 fast_unaligned
9d99cc5a 783 fork
c88f5d72 784 freetype2
da9e86f8 785 gethrtime
4e68cb8a 786 GetProcessTimes
66be5b45 787 getrusage
c88f5d72 788 imlib2
2e1913b1 789 inet_aton
61d251db 790 inline_asm
0b4a1821
AS
791 libdc1394_1
792 libdc1394_2
a33cab3a
MK
793 llrint
794 lrint
c88f5d72 795 lrintf
f8aa696f
DB
796 machine_ioctl_bt848_h
797 machine_ioctl_meteor_h
c88f5d72
MR
798 malloc_h
799 memalign
6ffa87d3 800 mkstemp
b4e806b2 801 pld
9cafbd6c 802 ppc64
a33cab3a
MK
803 round
804 roundf
c88f5d72
MR
805 sdl
806 sdl_video_size
72be9e73 807 socklen_t
deb29777 808 soundcard_h
f8cda19e 809 poll_h
b58412f1 810 sys_mman_h
b091aa44 811 sys_resource_h
81644c2e 812 sys_select_h
deb29777 813 sys_soundcard_h
1b6e8b73 814 sys_videoio_h
e16e49ac 815 termios_h
b265431e 816 threads
6ff3f3e7 817 winsock2_h
304d586d 818 yasm
0cb78cef 819"
44161118 820
520cc7f1 821CMDLINE_SELECT="
3f5b56e5 822 $ARCH_EXT_LIST
520cc7f1 823 $CONFIG_LIST
8eee7025 824 $THREADS_LIST
db6107b6 825 cross_compile
520cc7f1
MR
826 debug
827 extra_warnings
8c6afa4d 828 logging
d2bbb2f7 829 optimizations
520cc7f1
MR
830 shared
831 static
87a0fb62 832 stripping
520cc7f1 833"
426be5dc
DB
834
835PATHS_LIST='
d156bede 836 bindir
26759c44
MR
837 incdir
838 libdir
26759c44
MR
839 mandir
840 prefix
841 shlibdir
426be5dc
DB
842'
843
844CMDLINE_SET="
845 $PATHS_LIST
846 arch
847 build_suffix
848 cc
849 cpu
850 cross_prefix
ac63af34 851 extra_version
426be5dc 852 logfile
26759c44
MR
853 source_path
854 target_os
426be5dc 855"
520cc7f1 856
912f3148
DB
857# code dependency declarations
858
9eeed841
MR
859# architecture extensions
860altivec_deps="powerpc"
861armv5te_deps="armv4l"
862armv6_deps="armv4l"
f55b299a 863armvfp_deps="armv4l"
9eeed841 864iwmmxt_deps="armv4l"
e241ba14 865mmi_deps="mips"
9eeed841 866mmx_deps="x86"
fbef871d 867mmx2_deps="x86 mmx"
6b18d278 868neon_deps="armv4l"
9eeed841 869ssse3_deps="x86"
bd9d34a0 870vis_deps="sparc"
9eeed841 871
de0e19cc
MR
872# system headers and functions
873byteswap_h_deps="!armv4l"
874
912f3148 875# decoders / encoders
d8d12c15 876ac3_decoder_deps="gpl"
33a0dd37 877dxa_decoder_deps="zlib"
406ab5cc 878eac3_decoder_deps="gpl"
30fd06be 879flashsv_decoder_deps="zlib"
773be23a 880flashsv_encoder_deps="zlib"
b517af05 881mlp_decoder_deps="mlp_parser"
30fd06be
MR
882mpeg_xvmc_decoder_deps="xvmc"
883png_decoder_deps="zlib"
884png_encoder_deps="zlib"
30fd06be
MR
885zmbv_decoder_deps="zlib"
886zmbv_encoder_deps="zlib"
887
912f3148 888# external libraries
f5a756ef
DB
889libamr_nb_decoder_deps="libamr_nb"
890libamr_nb_encoder_deps="libamr_nb"
891libamr_wb_decoder_deps="libamr_wb"
892libamr_wb_encoder_deps="libamr_wb"
1b71f045 893libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 894libdirac_encoder_deps="libdirac"
c9171a83 895libfaac_encoder_deps="libfaac"
69ddbd1d 896libfaad_decoder_deps="libfaad"
4ec45764 897libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
898libgsm_decoder_deps="libgsm"
899libgsm_encoder_deps="libgsm"
8ffed8d8
MR
900libgsm_ms_decoder_deps="libgsm"
901libgsm_ms_encoder_deps="libgsm"
1cc60c47 902libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
903libschroedinger_decoder_deps="libschroedinger"
904libschroedinger_encoder_deps="libschroedinger"
150d2772 905libtheora_encoder_deps="libtheora"
b0caf888 906libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
907libx264_encoder_deps="libx264"
908libxvid_encoder_deps="libxvid"
13566c31 909mpeg4aac_decoder_deps="libfaad"
30fd06be 910
912f3148 911# demuxers / muxers
03a76ba9 912ac3_demuxer_deps="ac3_parser"
50383e88 913audio_beos_demuxer_deps="audio_beos"
4ec45764 914audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 915audio_beos_muxer_deps="audio_beos"
4ec45764 916audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 917avisynth_demuxer_deps="avisynth"
73483024 918bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 919dirac_demuxer_deps="dirac_parser"
fe9bb347 920dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 921libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
922libnut_demuxer_deps="libnut"
923libnut_muxer_deps="libnut"
4bd8e17c 924mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
925oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
926oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 927redir_demuxer_deps="network"
8eb793c4 928rtp_muxer_deps="network rtp_protocol"
95c21842
LA
929rtsp_demuxer_deps="sdp_demuxer"
930sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 931v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 932v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
933vfwcap_demuxer_deps="capCreateCaptureWindow"
934vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 935x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 936x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 937
912f3148 938# protocols
c08fb000
AB
939http_protocol_deps="network"
940rtp_protocol_deps="udp_protocol"
941tcp_protocol_deps="network"
942udp_protocol_deps="network"
943
f7679c54 944# filters
81124ba0 945movie_filter_deps="avfilter_lavf"
f7679c54 946
912f3148 947# programs
fa859b4d 948ffplay_deps="sdl"
6ad42348 949ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
950ffserver_extralibs='$ldl'
951vhook_extralibs='$ldl'
a2830dca 952
912f3148 953
de6d9b64 954# default parameters
8a608357 955
2ba042a7 956logfile="config.err"
8a608357
MR
957
958# installation paths
c9d19248
MR
959prefix_default="/usr/local"
960bindir_default='${prefix}/bin'
961incdir_default='${prefix}/include'
962libdir_default='${prefix}/lib'
963mandir_default='${prefix}/share/man'
964shlibdir_default="$libdir_default"
8a608357
MR
965
966# toolchain
de6d9b64 967cc="gcc"
304d586d 968yasmexe="yasm"
de6d9b64 969ar="ar"
503d5b58 970nm="nm"
be7109c1 971ranlib="ranlib"
0f3cb305 972strip="strip"
8a608357 973asmalign_pot="unknown"
20369773 974ln_s="ln -sf"
304d586d 975objformat="elf"
8a608357
MR
976
977# machine
cc6a90dd 978arch=`uname -m`
38d0a8aa 979cpu="generic"
8a608357 980
8a608357 981# OS
4f854758 982target_os=$(tolower $(uname -s))
8a608357 983
8a608357 984# libraries
f402916e 985enable bzlib
497237c7 986enable zlib
8a608357
MR
987
988# configurable options
497237c7 989enable debug
497237c7
RP
990enable ffmpeg
991enable ffplay
992enable ffserver
993enable ipv6
497237c7
RP
994enable mpegaudio_hp
995enable network
8400d6b8 996enable optimizations
497237c7 997enable protocols
530dc538 998enable static
87a0fb62 999enable stripping
8a608357
MR
1000vhook="default"
1001
8a608357 1002# build settings
11a9d3e8 1003add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1004SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1005VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1006FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1007LIBPREF="lib"
1008LIBSUF=".a"
c5f14466
RP
1009FULLNAME='$(NAME)$(BUILDSUF)'
1010LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1011SLIBPREF="lib"
1012SLIBSUF=".so"
c5f14466 1013SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1014SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1015SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1016LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1017
315c741d 1018# gcc stupidly only outputs the basename of targets with -MM
18c64005 1019DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1020
c597172e
MR
1021# find source path
1022source_path="`dirname \"$0\"`"
497237c7 1023enable source_path_used
c597172e
MR
1024if test -z "$source_path" -o "$source_path" = "." ; then
1025 source_path="`pwd`"
497237c7 1026 disable source_path_used
c597172e
MR
1027else
1028 source_path="`cd \"$source_path\"; pwd`"
1029 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1030 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1031fi
1032
c597172e
MR
1033FFMPEG_CONFIGURATION="$@"
1034
73ef8980
MR
1035find_things(){
1036 thing=$1
1037 pattern=$2
1038 file=$source_path/$3
932ccf39 1039 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1040}
1041
1042ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1043DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1044PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1045BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1046MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1047DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1048OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1049INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1050PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1051FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1052
7483e694
DB
1053enable $ARCH_EXT_LIST \
1054 $DECODER_LIST \
1055 $ENCODER_LIST \
1056 $PARSER_LIST \
1057 $BSF_LIST \
1058 $DEMUXER_LIST \
1059 $MUXER_LIST \
f7679c54 1060 $FILTER_LIST \
7483e694
DB
1061 $PROTOCOL_LIST \
1062 $INDEV_LIST \
1063 $OUTDEV_LIST \
c597172e
MR
1064
1065die_unknown(){
1066 echo "Unknown option \"$1\"."
1067 echo "See $0 --help for available options."
1068 exit 1
1069}
1070
794f8e97 1071show_list() {
bf0c4afa
RP
1072 suffix=_$1
1073 shift
1074 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1075 exit 0
1076}
1077
c597172e 1078for opt do
7483e694
DB
1079 optval="${opt#*=}"
1080 case "$opt" in
7483e694
DB
1081 --extra-cflags=*) add_cflags "$optval"
1082 ;;
1083 --extra-ldflags=*) add_ldflags "$optval"
1084 ;;
1085 --extra-libs=*) add_extralibs "$optval"
1086 ;;
8fb1cb58 1087 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1088 ;;
40bcf4c7
BL
1089 --enable-debug=*) debuglevel="$optval"
1090 ;;
7483e694
DB
1091 --enable-*=*|--disable-*=*)
1092 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1093 case "$thing" in
81124ba0 1094 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1095 *) die_unknown "$opt" ;;
1096 esac
1097 ;;
1098 --enable-?*|--disable-?*)
1099 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1100 if is_in $option $COMPONENT_LIST; then
1101 eval $action \$$(toupper ${option%s})_LIST
1102 elif is_in $option $CMDLINE_SELECT; then
1103 $action $option
1104 else
1105 die_unknown $opt
1106 fi
7483e694
DB
1107 ;;
1108 --list-*)
1109 NAME="${opt#--list-}"
1110 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1111 NAME=${NAME%s}
1112 eval show_list $NAME \$$(toupper $NAME)_LIST
1113 ;;
1114 --help|-h) show_help
1115 ;;
1116 *)
26759c44
MR
1117 optname="${opt%=*}"
1118 optname="${optname#--}"
1119 optname=$(echo "$optname" | sed 's/-/_/g')
1120 is_in $optname $CMDLINE_SET || die_unknown $opt
1121 eval $optname='$optval'
7483e694
DB
1122 ;;
1123 esac
c597172e
MR
1124done
1125
bcea99bb
MR
1126disabled logging && logfile=/dev/null
1127
1128echo "# $0 $@" > $logfile
1129set >> $logfile
1130
adb2b908 1131cc="${cross_prefix}${cc}"
304d586d 1132yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1133ar="${cross_prefix}${ar}"
1134nm="${cross_prefix}${nm}"
1135ranlib="${cross_prefix}${ranlib}"
1136strip="${cross_prefix}${strip}"
1137
e4e69e0b
MR
1138# set temporary file name
1139if test ! -z "$TMPDIR" ; then
1140 TMPDIR1="${TMPDIR}"
1141elif test ! -z "$TEMPDIR" ; then
1142 TMPDIR1="${TEMPDIR}"
1143else
1144 TMPDIR1="/tmp"
1145fi
1146
1147TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1148TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1149TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1150TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1151TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1152TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1153
e9b9a2f8
MN
1154check_cflags -fasm
1155check_cflags -std=c99
1156
b24dbcbd
RP
1157case "$arch" in
1158 i386|i486|i586|i686|i86pc|BePC)
1159 arch="x86_32"
1160 enable fast_unaligned
1161 ;;
1162 x86_64|amd64)
1163 arch="x86_32"
1164 enable fast_unaligned
1165 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1166 int test[sizeof(char*) - 7];
1167EOF
1168 ;;
1169 # armv4l is a subset of armv[567]*l
1170 arm|armv[4567]*l)
1171 arch="armv4l"
1172 ;;
1173 alpha)
1174 arch="alpha"
1175 enable fast_64bit
1176 ;;
1177 "Power Macintosh"|ppc|powerpc)
1178 arch="powerpc"
1179 ;;
1180 ppc64)
1181 arch="powerpc"
1182 enable fast_64bit
1183 ;;
1184 mips|mipsel|IP*)
1185 arch="mips"
1186 ;;
1187 sun4u|sparc64)
1188 arch="sparc64"
1189 enable fast_64bit
1190 ;;
1191 sparc)
1192 arch="sparc"
1193 ;;
1194 sh4)
1195 arch="sh4"
1196 ;;
1197 parisc)
1198 arch="parisc"
1199 ;;
1200 parisc64)
1201 arch="parisc"
1202 enable fast_64bit
1203 ;;
1204 s390|s390x)
1205 arch="s390"
1206 ;;
1207 m68k)
1208 arch="m68k"
1209 ;;
1210 ia64)
1211 arch="ia64"
1212 enable fast_64bit
1213 ;;
1214 bfin)
1215 arch="bfin"
1216 ;;
1217 *)
1218 arch="unknown"
1219 ;;
1220esac
1221
1222enable $arch
1223enabled_any x86_32 x86_64 && enable x86
1224enabled sparc64 && enable sparc
1225
7483e694 1226# OS specific
4f854758 1227case $target_os in
7483e694 1228 beos|haiku|zeta)
c9d19248 1229 prefix_default="$HOME/config"
7483e694
DB
1230 # helps building libavcodec
1231 add_cflags "-DPIC -fomit-frame-pointer"
1232 # 3 gcc releases known for BeOS, each with ugly bugs
1233 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1234 case "$gcc_version" in
1235 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1236 disable mmx
1237 ;;
1238 *20010315*) echo "BeBits gcc"
1239 add_cflags "-fno-expensive-optimizations"
1240 ;;
1241 esac
7483e694
DB
1242 SHFLAGS=-nostart
1243 # enable BeOS things
1244 enable audio_beos
1245 # no need for libm, but the inet stuff
1246 # Check for BONE
1247 # XXX: actually should check for NOT net_server
78fe7631 1248 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1249 network_extralibs="-lbind -lsocket"
1250 else
1251 enable beos_netserver
1252 network_extralibs="-lnet"
1253 fi ;;
1254 sunos)
1255 FFSERVERLDFLAGS=""
9987769a 1256 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1257 network_extralibs="-lsocket -lnsl"
1258 ;;
1259 netbsd)
1260 oss_demuxer_extralibs="-lossaudio"
1261 oss_muxer_extralibs="-lossaudio"
1262 ;;
1263 openbsd)
1264 disable need_memalign
1265 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1266 SHFLAGS='-shared'
1267 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1268 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1269 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1270 oss_demuxer_extralibs="-lossaudio"
1271 oss_muxer_extralibs="-lossaudio"
1272 ;;
1273 freebsd)
1274 disable need_memalign
1275 ;;
1276 bsd/os)
1277 osextralibs="-lpoll -lgnugetopt"
1278 strip="strip -d"
1279 ;;
1280 darwin)
1281 disable need_memalign
0138c54e 1282 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1283 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1284 strip="strip -x"
1285 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1286 SLIBSUF=".dylib"
1287 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1288 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1289 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1290 objformat="macho"
1b0f6fb8 1291 enabled x86_64 && objformat="macho64"
7483e694
DB
1292 ;;
1293 mingw32*)
4f854758 1294 target_os=mingw32
dcc01c06
RP
1295 LIBTARGET=i386
1296 if test $arch = x86_64; then
1297 disable need_memalign
1298 LIBTARGET=x64
1299 fi
fbd971a4 1300 shlibdir_default="$bindir_default"
7483e694
DB
1301 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1302 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1303 if enabled swscale; then
7483e694
DB
1304 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1305 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1306 fi
1307 disable ffserver
1308 SLIBPREF=""
1309 SLIBSUF=".dll"
1310 EXESUF=".exe"
1311 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1312 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1313 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1314 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1315 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1316 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1317 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1318 objformat="win32"
bc574408 1319 enable dos_paths
7483e694
DB
1320 ;;
1321 cygwin*)
4f854758 1322 target_os=cygwin
fbd971a4 1323 shlibdir_default="$bindir_default"
7483e694
DB
1324 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1325 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1326 if enabled swscale; then
7483e694
DB
1327 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1328 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1329 fi
1330 EXESUF=".exe"
1331 SLIBPREF="cyg"
1332 SLIBSUF=".dll"
1333 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1334 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1335 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1336 objformat="win32"
bc574408 1337 enable dos_paths
7483e694 1338 ;;
4f365f37 1339 *-dos|freedos|opendos)
4f365f37
MK
1340 disable ffplay ffserver vhook
1341 disable $INDEV_LIST $OUTDEV_LIST
1342 network_extralibs="-lsocket"
1343 EXESUF=".exe"
304d586d 1344 objformat="win32"
bc574408 1345 enable dos_paths
4f365f37 1346 ;;
7483e694 1347 linux)
7483e694
DB
1348 enable dv1394
1349 ;;
1350 irix*)
4f854758 1351 target_os=irix
7483e694
DB
1352 ranlib="echo ignoring ranlib"
1353 ;;
d22e8442 1354 os/2*)
d22e8442
DY
1355 strip="lxlite"
1356 ln_s="cp -f"
d22e8442
DY
1357 EXESUF=".exe"
1358 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1359 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1360 FFSERVERLDFLAGS=""
287d3b13 1361 LIBSUF="_s.a"
d22e8442
DY
1362 SLIBPREF=""
1363 SLIBSUF=".dll"
1364 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1365 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1366 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1367 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1368 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1369 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1370 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1371 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1372 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1373 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1374 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1375 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1376 disable vhook
bc574408 1377 enable dos_paths
d22e8442 1378 ;;
269820f1
PR
1379 interix)
1380 disable vhook
1381 ;;
d22e8442 1382
7483e694 1383 *)
4f854758 1384 target_os="${target_os}-UNKNOWN"
7483e694
DB
1385 ;;
1386esac
1387
c9d19248
MR
1388set_default $PATHS_LIST
1389
c597172e 1390add_extralibs $osextralibs
de6d9b64 1391
28d8e661
DB
1392# Combine FFLDFLAGS and the LDFLAGS environment variable.
1393LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1394
497237c7 1395test -n "$cross_prefix" && enable cross_compile
1ea46bed 1396
320d060a 1397# we need to build at least one lib type
93b3c083 1398if ! enabled_any static shared; then
320d060a
DB
1399 cat <<EOF
1400At least one library type must be built.
1401Specify --enable-static to build the static libraries or --enable-shared to
1402build the shared libraries as well. To only build the shared libraries specify
1403--disable-static in addition to --enable-shared.
1404EOF
1405 exit 1;
1406fi
1407
abc4e572 1408disabled static && LIBNAME=""
2a320695 1409
a2234ceb
RP
1410if enabled_any libfaad libfaadbin ; then
1411 if check_header faad.h; then
295b8c70 1412 check_cc <<EOF
a2234ceb
RP
1413#include <faad.h>
1414#ifndef FAAD2_VERSION
1415ok faad1
1416#endif
db817cf3 1417int main(void) { return 0; }
a2234ceb
RP
1418EOF
1419 test $? = 0 && enable libfaad2
1420 else
ff3dac65 1421 die "FAAD test failed."
a2234ceb
RP
1422 fi
1423fi
1424
1425
93b3c083 1426if ! enabled gpl; then
54118497
RP
1427 die_gpl_disabled(){
1428 name=$1
1429 shift
1430 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1431 }
4a24ab64 1432 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1433 die_gpl_disabled "libx264" libx264
1434 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1435 die_gpl_disabled "FAAD2" libfaad2
1436 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1437 die_gpl_disabled "The software scaler" swscale
ebb810d9 1438fi
b2e3c528 1439
3fe142e2
DB
1440if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1441 die "libamr is nonfree and --enable-nonfree is not specified."
1442fi
1443
9eeed841 1444check_deps $ARCH_EXT_LIST
0f3cb305 1445
5d323602
MR
1446test -z "$need_memalign" && need_memalign="$mmx"
1447
cf9d24ad 1448#Darwin CC versions
4f854758 1449if test $target_os = darwin; then
3dddba4b 1450 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1451 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1452 else
8541cc27 1453 add_cflags "-pipe"
26c1b3be
DB
1454 check_cflags "-force_cpusubtype_ALL"
1455 check_cflags "-Wno-sign-compare"
f946a9a4 1456 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1457 fi
2a1a6b64
MN
1458fi
1459
40617a6d 1460disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1461
a4adb608 1462# Add processor-specific flags
38d0a8aa 1463if test $cpu != "generic"; then
bc8ec47b
MR
1464 warn_altivec(){
1465 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1466 }
38d0a8aa 1467 case $cpu in
bb270c08 1468 601|ppc601|PowerPC601)
1c5d830c 1469 add_cflags "-mcpu=601"
bc8ec47b 1470 warn_altivec enabled PPC601
bb270c08
DB
1471 ;;
1472 603*|ppc603*|PowerPC603*)
1c5d830c 1473 add_cflags "-mcpu=603"
bc8ec47b 1474 warn_altivec enabled PPC603
bb270c08
DB
1475 ;;
1476 604*|ppc604*|PowerPC604*)
1c5d830c 1477 add_cflags "-mcpu=604"
bc8ec47b 1478 warn_altivec enabled PPC604
bb270c08
DB
1479 ;;
1480 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1481 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1482 warn_altivec enabled PPC75x
bb270c08
DB
1483 ;;
1484 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1485 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1486 warn_altivec disabled PPC745x
bb270c08
DB
1487 ;;
1488 74*|ppc74*|PowerPC74*)
1c5d830c 1489 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1490 warn_altivec disabled PPC74xx
bb270c08
DB
1491 ;;
1492 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1493 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1494 warn_altivec disabled PPC970
9cafbd6c 1495 enable ppc64
bb270c08 1496 ;;
e07e357d
LB
1497 Cell|CELL|cell)
1498 add_cflags "-mcpu=cell"
1499 warn_altivec disabled Cell
9cafbd6c 1500 enable ppc64
e07e357d 1501 ;;
e7768fc5
GP
1502 # targets that do NOT support conditional mov (cmov)
1503 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1504 add_cflags "-march=$cpu"
497237c7 1505 disable cmov
e7768fc5
GP
1506 ;;
1507 # targets that do support conditional mov (cmov)
416519dd 1508 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1509 add_cflags "-march=$cpu"
497237c7
RP
1510 enable cmov
1511 enable fast_cmov
94e4c3a3
GP
1512 ;;
1513 # targets that do support conditional mov but on which it's slow
800a5a19 1514 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1515 add_cflags "-march=$cpu"
497237c7
RP
1516 enable cmov
1517 disable fast_cmov
bb270c08 1518 ;;
d7b34d08 1519 sparc64)
1c5d830c 1520 add_cflags "-mcpu=v9"
d7b34d08 1521 ;;
265de665 1522 arm*|cortex*)
6b19786b
MR
1523 add_cflags "-mcpu=$cpu"
1524 ;;
bb270c08 1525 *)
7483e694 1526 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1527 ;;
a4adb608
MN
1528 esac
1529fi
1530
be0d52ab 1531# make sure we can execute files in $TMPDIR
2270b4b2 1532cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1533#! /bin/sh
1534EOF
2270b4b2
DB
1535chmod +x $TMPSH >> $logfile 2>&1
1536if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1537 cat <<EOF
1538Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1539variable to another directory and make sure that $TMPDIR1 is not mounted
1540noexec.
be0d52ab
MR
1541EOF
1542 die "Sanity test failed."
1543fi
edd08265 1544rm $TMPSH
be0d52ab 1545
1a268acc
MR
1546# compiler sanity check
1547check_exec <<EOF
c23a0ac8 1548int main(void){ return 0; }
1a268acc
MR
1549EOF
1550if test "$?" != 0; then
1551 echo "$cc is unable to create an executable file."
93b3c083 1552 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1553 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1554 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1555 fi
1556 die "C compiler test failed."
1557fi
1558
b4d96ba2
MR
1559check_cc <<EOF || die "Symbol mangling check failed."
1560int ff_extern;
1561EOF
2f05d9c1 1562sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1563extern_prefix=${sym%%ff_extern*}
1564
61d251db
MR
1565check_asm inline_asm '""'
1566
9eeed841 1567if enabled x86; then
44965991
PI
1568 # check whether EBP is available on x86
1569 # As 'i' is stored on the stack, this program will crash
1570 # if the base pointer is used to access it because the
1571 # base pointer is cleared in the inline assembly code.
7dfef245 1572 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1573 volatile int i=0;
1574 asm volatile (
1575 "xorl %%ebp, %%ebp"
1576 ::: "%ebp");
1577 return i;
44965991
PI
1578EOF
1579
1580 # check wether EBX is available on x86
940f335a 1581 check_asm ebx_available '"":::"%ebx"'
8e380710 1582
d7f0920b 1583 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1584 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1585 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1586
1587 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1588
1589 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1590 enabled x86_64 && append YASMFLAGS "-m amd64"
1591 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1592 case "$objformat" in
1593 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1594 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1595 *) append YASMFLAGS "-DPREFIX" ;;
1596 esac
1597 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1598fi
1599
87ea51e0
LB
1600# check for assembler specific support
1601
cc6a90dd 1602if test $arch = "powerpc"; then
497237c7 1603check_cc <<EOF && enable dcbzl
87ea51e0
LB
1604int main(void) {
1605 register long zero = 0;
1606 char data[1024];
1607 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1608return 0;
1609}
1610EOF
1611fi
1612
57bd82d4
MR
1613# check for SIMD availability
1614
115329f1 1615# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1616if enabled altivec; then
3ed1a2ee
DB
1617 check_cflags -maltivec -mabi=altivec &&
1618 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1619 check_cflags -faltivec
b6e52719 1620
0182fee8 1621 # check if our compiler supports Motorola AltiVec C API
497237c7 1622 check_cc <<EOF || disable altivec
dcd479c0 1623$inc_altivec_h
a9a07762
MN
1624int main(void) {
1625 vector signed int v1, v2, v3;
1626 v1 = vec_add(v2,v3);
1627 return 0;
1628}
1629EOF
b006b26c
DB
1630
1631 # check if our compiler supports braces for vector declarations
80a61f08 1632 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1633$inc_altivec_h
80a61f08 1634int main (void) { (vector int) {1}; return 0; }
b006b26c 1635EOF
a9a07762 1636fi
ab6c65f6 1637
b4e806b2
MC
1638# We have to check if pld is a nop and disable it.
1639enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1640enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1641enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1642enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1643enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1644enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1645enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1646enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1647
8b03def6
DB
1648enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1649
57bd82d4
MR
1650# ---
1651# big/little-endian test
9eebe687
MR
1652check_cc <<EOF || die "endian test failed"
1653unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1654EOF
d04d9e16 1655od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1656
a3999908 1657# ---
3d204385
NK
1658# check availability of some header files
1659
a98bb16d
RP
1660if check_func dlopen; then
1661 ldl=
1662elif check_func dlopen -ldl; then
1663 ldl=-ldl
8bf5d58f
MN
1664fi
1665
7483e694
DB
1666check_func fork
1667check_func gethrtime
1668check_func getrusage
094c09bb 1669check_func inet_aton $network_extralibs
7483e694
DB
1670check_func memalign
1671check_func mkstemp
2446d3d6 1672check_func_headers windows.h GetProcessTimes
6ffa87d3 1673
a98bb16d 1674check_header byteswap.h
e16e49ac 1675check_header conio.h
a98bb16d
RP
1676check_header dlfcn.h
1677check_header malloc.h
bf6ce82d 1678check_header poll.h
b58412f1 1679check_header sys/mman.h
b091aa44 1680check_header sys/resource.h
bf6ce82d 1681check_header sys/select.h
a98bb16d
RP
1682check_header termios.h
1683
1684if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1685 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1686fi
e16e49ac 1687
e8214e0e 1688enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1689enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1690
1691# check for some common methods of building with pthread support
1692# do this before the optional library checks as some of them require pthreads
1693if enabled pthreads; then
9e7fd101
MR
1694 if check_func pthread_create; then
1695 :
1696 elif check_func pthread_create -pthread; then
1697 add_cflags -pthread
afc9aee2 1698 add_extralibs -pthread
9e7fd101
MR
1699 elif check_func pthread_create -pthreads; then
1700 add_cflags -pthreads
afc9aee2 1701 add_extralibs -pthreads
8d94f606
GT
1702 elif check_func pthread_create -lpthreadGC2; then
1703 add_extralibs -lpthreadGC2
9e7fd101
MR
1704 elif ! check_lib pthread.h pthread_create -lpthread; then
1705 die "ERROR: can't find pthreads library"
1706 fi
57bd82d4
MR
1707fi
1708
8eee7025 1709for thread in $THREADS_LIST; do
e5f94c2b 1710 if enabled $thread; then
3ae3b721
RP
1711 test -n "$thread_type" &&
1712 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1713 thread_type="$thread"
e5f94c2b
RP
1714 fi
1715done
1716
fdf88598
MR
1717check_lib math.h sin -lm
1718
a33cab3a
MK
1719# test for C99 functions in math.h
1720for func in llrint lrint lrintf round roundf; do
1721 check_exec <<EOF && enable $func || disable $func
f32adb22 1722#include <math.h>
a33cab3a 1723int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1724EOF
a33cab3a 1725done
f32adb22 1726
57bd82d4 1727# these are off by default, so fail if requested and not available
79fda097 1728enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1729enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1730enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1731enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1732 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1733 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1734enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1735enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1736enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1737enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1738enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1739enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1740 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1741enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1742enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
15fe16f4
SS
1743enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm \
1744 && require_cpp_condition x264 x264.h "X264_BUILD >= 65"
7483e694
DB
1745enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1746enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1747
0b4a1821
AS
1748# libdc1394 check
1749if enabled libdc1394; then
1750 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1751 enable libdc1394_2; } ||
1752 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1753 enable libdc1394_1; } ||
1754 die "ERROR: No version of libdc1394 found "
1755fi
1756
1757
c13e1abd
FH
1758_restrict=
1759for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1760 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1761void foo(char * $restrict_keyword p);
1762EOF
c13e1abd
FH
1763done
1764
703afd07 1765test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1766
4f854758 1767if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1768 disable vhook
fbb9d104 1769 echo
b0268cc0 1770 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1771 echo "Patches welcome."
1772 echo
1773fi
1774
8d923001
MR
1775if enabled vhook; then
1776 check_ldflags -rdynamic
1777 check_ldflags -export-dynamic
1778fi
bfd2edeb 1779
eea50282
MR
1780check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1781check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1782
a86b921c 1783##########################################
29799f8b 1784# SDL check
a86b921c 1785
497237c7
RP
1786disable sdl_too_old
1787disable sdl
6a1a892f 1788SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1789if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1790 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1791 temp_cflags $sdl_cflags
dcd479c0 1792 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1793 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1794 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1795 if test "$_sdlversion" -lt 121 ; then
497237c7 1796 enable sdl_too_old
dcd479c0 1797 else
497237c7 1798 enable sdl
225e21ef 1799 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1800#include <SDL.h>
d6773f56 1801int main(int argc, char **argv){
29f3b38a
MR
1802 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1803 int w = vi->current_w;
1804 return 0;
1805}
1806EOF
dcd479c0
MR
1807 fi
1808 fi
29f3b38a 1809 restore_flags
c3f6b472 1810fi
57bd82d4 1811
2270b4b2 1812texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1813
7a91333f 1814##########################################
73b46a95
RP
1815# Network check
1816
1817if enabled network; then
668b65bd 1818 check_type sys/socket.h socklen_t
73b46a95
RP
1819 # Prefer arpa/inet.h over winsock2
1820 if check_header arpa/inet.h ; then
1821 check_func closesocket
1822 elif check_header winsock2.h ; then
ea10ddde 1823 network_extralibs="-lws2_32"
72be9e73 1824 check_type ws2tcpip.h socklen_t
2446d3d6 1825 check_func_headers winsock2.h closesocket
73b46a95
RP
1826 fi
1827fi
1828
1829##########################################
29799f8b 1830# IPv6 check
7a91333f 1831
497237c7 1832enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1833#include <sys/types.h>
1834#include <sys/socket.h>
1835#include <netinet/in.h>
1836#include <netdb.h>
db817cf3 1837int main(void) {
7483e694
DB
1838 struct sockaddr_storage saddr;
1839 struct ipv6_mreq mreq6;
1840 getaddrinfo(0,0,0,0);
1841 getnameinfo(0,0,0,0,0,0,0);
1842 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1843}
1844EOF
1845
06e31011
RP
1846check_header linux/videodev.h
1847check_header linux/videodev2.h
1b6e8b73 1848check_header sys/videoio.h
47f38850 1849
2446d3d6 1850check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1851
f8aa696f 1852# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1853{ check_header dev/bktr/ioctl_meteor.h &&
1854 check_header dev/bktr/ioctl_bt848.h; } ||
1855{ check_header machine/ioctl_meteor.h &&
1856 check_header machine/ioctl_bt848.h; } ||
1857{ check_header dev/video/meteor/ioctl_meteor.h &&
1858 check_header dev/video/bktr/ioctl_bt848.h; } ||
1859check_header dev/ic/bt8xx.h
f8aa696f 1860
c7682de0
RP
1861check_header sys/soundcard.h
1862check_header soundcard.h
deb29777 1863
7483e694 1864# deal with the X11 frame grabber
56a059ac 1865enabled x11grab &&
f58f4ce1
GP
1866check_header X11/Xlib.h &&
1867check_header X11/extensions/XShm.h &&
1868check_func XOpenDisplay -lX11 &&
06eab4ba 1869check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1870
40bcf4c7 1871enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1872
1873# add some useful compiler flags if supported
1874check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1875check_cflags -Wall
1876check_cflags -Wno-switch
c07bd6a9
MN
1877check_cflags -Wdisabled-optimization
1878check_cflags -Wpointer-arith
1879check_cflags -Wredundant-decls
cc1fb623 1880check_cflags -Wno-pointer-sign
f4929996 1881check_cflags -Wcast-qual
9aceb3cf 1882check_cflags -Wwrite-strings
652a5bf6 1883check_cflags -Wtype-limits
5af4e0cc 1884enabled extra_warnings && check_cflags -Winline
cf9d24ad 1885
57bd82d4 1886# add some linker flags
5c0e9479 1887check_ldflags -Wl,--warn-common
8351d2ba
DB
1888check_ldflags -Wl,--as-needed
1889check_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 1890check_ldflags -Wl,-Bsymbolic
94a3401e 1891
bd2216e4
MR
1892if enabled small; then
1893 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1894 optimizations="small"
1895elif enabled optimizations; then
3dddba4b 1896 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1897 add_cflags "-O5"
1898 add_ldflags "-O5"
cf9d24ad 1899 else
30a3e5d4 1900 add_cflags "-O3"
cf9d24ad 1901 fi
cddf3f45 1902fi
11fdbc44 1903check_cflags -fno-math-errno
b2eb2ff0 1904check_cflags -fno-signed-zeros
cddf3f45 1905
504a64b9 1906# add some flags for Intel C Compiler
0c45cd07 1907if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1908 # Just warnings, no remarks
1909 check_cflags -w1
1910 # -wd: Disable following warnings
1911 # 144, 167, 556: -Wno-pointer-sign
1912 # 10006: ignoring unknown option -fno-signed-zeros
1913 # 10156: ignoring option '-W'; no argument required
1914 check_cflags -wd144,167,556,10006,10156
1915 # 11030: Warning unknown option --as-needed
1916 # 10156: ignoring option '-export'; no argument required
1917 check_ldflags -wd10156,11030
907eb3b5
CEH
1918 # Allow to compile with optimizations
1919 check_ldflags -march=$cpu
504a64b9
CEH
1920fi
1921
80581e98 1922# PIC flags for shared library objects where they are needed
5af4e0cc 1923if enabled shared; then
569cb218
MR
1924 # LIBOBJFLAGS may have already been set in the OS configuration
1925 if test -z "$LIBOBJFLAGS" ; then
1926 case "$arch" in
b6bd7268 1927 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1928 esac
1929 fi
80581e98
MN
1930fi
1931
90be59ef 1932if enabled gprof; then
30a3e5d4
NP
1933 add_cflags "-p"
1934 add_ldflags "-p"
1db54e20
DB
1935fi
1936
3b26ee47 1937VHOOKCFLAGS="-fPIC"
18451f7d 1938
7f3c02fc 1939# Find out if the .align argument is a power of two or not.
4454dc1b 1940if test $asmalign_pot = "unknown"; then
497237c7
RP
1941 disable asmalign_pot
1942 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1943fi
1944
7483e694
DB
1945enabled_any $DECODER_LIST && enable decoders
1946enabled_any $ENCODER_LIST && enable encoders
1947enabled_any $BSF_LIST && enable bsfs
1948enabled_any $DEMUXER_LIST && enable demuxers
1949enabled_any $MUXER_LIST && enable muxers
f7679c54 1950enabled_any $FILTER_LIST && enable filters
7483e694
DB
1951enabled_any $INDEV_LIST && enable demuxers
1952enabled_any $OUTDEV_LIST && enable muxers
1953enabled_any $PROTOCOL_LIST && enable protocols
1954
1955enabled_any $THREADS_LIST && enable threads
1956
1957check_deps $CONFIG_LIST \
1958 $HAVE_LIST \
1959 $DECODER_LIST \
1960 $ENCODER_LIST \
1961 $PARSER_LIST \
1962 $BSF_LIST \
1963 $DEMUXER_LIST \
1964 $MUXER_LIST \
f7679c54 1965 $FILTER_LIST \
7483e694
DB
1966 $INDEV_LIST \
1967 $OUTDEV_LIST \
1968 $PROTOCOL_LIST \
f70f03f6 1969
f7b8bffe 1970enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1971enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1972enabled libtheora && append pkg_requires "theora"
f9def9cc 1973enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1974
3e89171a 1975echo "install prefix $prefix"
f36958f8
DB
1976echo "source path $source_path"
1977echo "C compiler $cc"
bfd5afd8 1978echo ".align is power-of-two $asmalign_pot"
f36958f8 1979echo "ARCH $arch ($cpu)"
ce8871c2
MR
1980if test "$build_suffix" != ""; then
1981 echo "build suffix $build_suffix"
eb94aca9 1982fi
ac63af34
DB
1983if test "$extra_version" != ""; then
1984 echo "version string suffix $extra_version"
1985fi
0db2ce77 1986echo "big-endian ${bigendian-no}"
419b8784 1987if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1988 echo "yasm ${yasm-no}"
0db2ce77
MR
1989 echo "MMX enabled ${mmx-no}"
1990 echo "CMOV enabled ${cmov-no}"
1991 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1992 echo "EBX available ${ebx_available-no}"
1993 echo "EBP available ${ebp_available-no}"
e41e8342 1994fi
cc6a90dd 1995if test $arch = "armv4l"; then
0db2ce77
MR
1996 echo "ARMv5TE enabled ${armv5te-no}"
1997 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1998 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1999 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2000 echo "NEON enabled ${neon-no}"
eba9ae3c 2001fi
e241ba14 2002if test $arch = "mips"; then
0db2ce77 2003 echo "MMI enabled ${mmi-no}"
e41e8342 2004fi
cc6a90dd 2005if test $arch = "powerpc"; then
0db2ce77
MR
2006 echo "AltiVec enabled ${altivec-no}"
2007 echo "dcbzl available ${dcbzl-no}"
e41e8342 2008fi
0db2ce77
MR
2009echo "gprof enabled ${gprof-no}"
2010echo "debug symbols ${debug-no}"
87a0fb62 2011echo "strip symbols ${stripping-no}"
8400d6b8 2012echo "optimizations ${optimizations-no}"
0db2ce77
MR
2013echo "static ${static-no}"
2014echo "shared ${shared-no}"
4a24ab64 2015echo "postprocessing support ${postproc-no}"
13ca50f3 2016echo "software scaler enabled ${swscale-no}"
f7679c54 2017echo "new filter support ${avfilter-no}"
81124ba0 2018echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2019echo "video hooking ${vhook-no}"
90be59ef 2020if enabled vhook; then
0db2ce77
MR
2021 echo "Imlib2 support ${imlib2-no}"
2022 echo "FreeType support ${freetype2-no}"
68892110 2023fi
0db2ce77 2024echo "network support ${network-no}"
90be59ef 2025if enabled network; then
0db2ce77 2026 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2027fi
0db2ce77
MR
2028echo "threading support ${thread_type-no}"
2029echo "SDL support ${sdl-no}"
90be59ef 2030if enabled sdl_too_old; then
bfd5afd8
DB
2031 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2032fi
0db2ce77
MR
2033echo "Sun medialib support ${mlib-no}"
2034echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2035echo "libamr-nb support ${libamr_nb-no}"
2036echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2037echo "libdc1394 support ${libdc1394-no}"
690bfceb 2038echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2039echo "libfaac enabled ${libfaac-no}"
2040echo "libfaad enabled ${libfaad-no}"
7e0871a7 2041echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2042echo "libgsm enabled ${libgsm-no}"
2043echo "libmp3lame enabled ${libmp3lame-no}"
2044echo "libnut enabled ${libnut-no}"
f7cd9eed 2045echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2046echo "libtheora enabled ${libtheora-no}"
2047echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2048echo "libx264 enabled ${libx264-no}"
2049echo "libxvid enabled ${libxvid-no}"
0db2ce77 2050echo "zlib enabled ${zlib-no}"
f402916e 2051echo "bzlib enabled ${bzlib-no}"
2c62e737 2052echo
de6d9b64 2053
f7679c54 2054for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2055 echo "Enabled ${type}s:"
f65c9da1 2056 eval list=\$$(toupper $type)_LIST
8138b9db 2057 for part in $list; do
f65c9da1
MR
2058 enabled $part && echo ${part%_*}
2059 done | sort | pr -3 -t
2060 echo
8138b9db
RP
2061done
2062
ba321adb
JK
2063license="LGPL"
2064if enabled nonfree; then
2065 license="unredistributable"
2066elif enabled gpl; then
2067 license="GPL"
2068fi
2069
2070echo "License: $license"
ca5323af 2071
cf1392e9
DB
2072echo "Creating config.mak and config.h..."
2073
29799f8b
DB
2074echo "# Automatically generated by configure - do not modify!" > config.mak
2075echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2076echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2077echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2078echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2079
d921f03f 2080echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2081echo "prefix=$prefix" >> config.mak
22a324da
DB
2082echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2083echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2084echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2085echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2086echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2087echo "CC=$cc" >> config.mak
304d586d 2088echo "YASM=$yasmexe" >> config.mak
980fc7b8 2089echo "AR=$ar" >> config.mak
be7109c1 2090echo "RANLIB=$ranlib" >> config.mak
20369773 2091echo "LN_S=$ln_s" >> config.mak
87a0fb62 2092enabled stripping &&
3ae3b721 2093 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2094 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2095
a9b3f630 2096echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2097echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2098echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2099echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2100echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2101echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2102echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2103echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2104echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2105echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2106echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2107echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2108echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2109echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2110echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2111echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2112echo "SLIBSUF=$SLIBSUF" >> config.mak
2113echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2114echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2115echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2116
90be59ef 2117if enabled bigendian; then
7483e694
DB
2118 echo "WORDS_BIGENDIAN=yes" >> config.mak
2119 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2120fi
44161118 2121
90be59ef 2122if enabled sdl; then
7483e694
DB
2123 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2124 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2125fi
90be59ef 2126if enabled texi2html; then
7483e694 2127 echo "BUILD_DOC=yes" >> config.mak
146ea952 2128fi
5a872801 2129
719c8e00
MR
2130get_version(){
2131 name=$1
2132 file=$source_path/$2
147e7692
MR
2133 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2134 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2135 lcname=$(tolower $name)
2136 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2137 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2138}
2139
147e7692
MR
2140get_version LIBSWSCALE libswscale/swscale.h
2141get_version LIBPOSTPROC libpostproc/postprocess.h
2142get_version LIBAVCODEC libavcodec/avcodec.h
2143get_version LIBAVDEVICE libavdevice/avdevice.h
2144get_version LIBAVFORMAT libavformat/avformat.h
2145get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2146get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2147
5af4e0cc 2148if enabled shared; then
7483e694
DB
2149 echo "BUILD_SHARED=yes" >> config.mak
2150 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2151 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2152 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2153 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2154 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2155 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2156 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2157 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2158 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2159fi
d7e27559 2160echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2161echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2162
3d907e22
MR
2163print_config ARCH_ $TMPH config.mak $ARCH_LIST
2164print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2165print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2166 $DECODER_LIST \
2167 $ENCODER_LIST \
2168 $PARSER_LIST \
2169 $BSF_LIST \
2170 $DEMUXER_LIST \
2171 $MUXER_LIST \
f7679c54 2172 $FILTER_LIST \
7483e694
DB
2173 $PROTOCOL_LIST \
2174 $INDEV_LIST \
2175 $OUTDEV_LIST \
8ac17293 2176
c13e1abd
FH
2177echo "#define restrict $_restrict" >> $TMPH
2178
bd2216e4 2179if enabled small; then
7483e694 2180 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2181fi
2182
997baf01
MR
2183echo "SRC_PATH=\"$source_path\"" >> config.mak
2184echo "SRC_PATH_BARE=$source_path" >> config.mak
2185echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2186
8156056e 2187# Apparently it's not possible to portably echo a backslash.
3ae3b721 2188enabled asmalign_pot &&
7483e694 2189 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2190 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2191
b4d96ba2 2192echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2193
9c05103f
DB
2194echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2195
b7860763 2196# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2197cmp -s $TMPH config.h &&
2198 echo "config.h is unchanged" ||
2199 mv -f $TMPH config.h
3d204385 2200
cea0ac52 2201rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2202
165af439 2203# build tree in object directory if source path is different from current one
90be59ef 2204if enabled source_path_used; then
165af439 2205 DIRS="\
7483e694
DB
2206 doc \
2207 libavcodec \
2208 libavcodec/alpha \
2209 libavcodec/armv4l \
2210 libavcodec/bfin \
2211 libavcodec/i386 \
2212 libavcodec/mlib \
2213 libavcodec/ppc \
2214 libavcodec/sh4 \
2215 libavcodec/sparc \
52a9cf34 2216 libavdevice \
f7679c54 2217 libavfilter \
7483e694
DB
2218 libavformat \
2219 libavutil \
2220 libpostproc \
2221 libswscale \
2222 tests \
2223 tools \
2224 vhook \
2225 "
165af439 2226 FILES="\
7483e694
DB
2227 Makefile \
2228 common.mak \
71c61f62 2229 subdir.mak \
7483e694
DB
2230 doc/texi2pod.pl \
2231 libavcodec/Makefile \
52a9cf34 2232 libavdevice/Makefile \
f7679c54 2233 libavfilter/Makefile \
7483e694
DB
2234 libavformat/Makefile \
2235 libavutil/Makefile \
2236 libpostproc/Makefile \
2237 libswscale/Makefile \
2238 "
165af439 2239 for dir in $DIRS ; do
7483e694 2240 mkdir -p $dir
165af439
MR
2241 done
2242 for f in $FILES ; do
20369773 2243 $ln_s "$source_path/$f" $f
165af439
MR
2244 done
2245fi
def4272a 2246
def4272a 2247
d0674868 2248# build pkg-config files
def4272a 2249
d0674868
DB
2250pkgconfig_generate(){
2251name=$1
e426941d 2252shortname=${name#lib}
d0674868
DB
2253comment=$2
2254version=$3
2255libs=$4
2256requires=$5
25cd5cb3 2257cat <<EOF > $name/$name.pc
3e89171a 2258prefix=$prefix
a94e666c 2259exec_prefix=\${prefix}
f2b7382c 2260libdir=$libdir
7622778e 2261includedir=$incdir
def4272a 2262
d0674868
DB
2263Name: $name
2264Description: $comment
2265Version: $version
5dcfe9f8
AH
2266Requires: $(disabled shared && echo $requires)
2267Requires.private: $(enabled shared && echo $requires)
def4272a 2268Conflicts:
12701f6e
AH
2269Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2270Libs.private: $(enabled shared && echo $libs)
76a448ed 2271Cflags: -I\${includedir}
def4272a 2272EOF
25cd5cb3 2273cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2274prefix=
2275exec_prefix=
46d1ff83 2276libdir=\${pcfiledir}
1d44d365 2277includedir=${source_path}
def4272a 2278
d0674868
DB
2279Name: $name
2280Description: $comment
2281Version: $version
2282Requires: $requires
def4272a 2283Conflicts:
12701f6e 2284Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2285Cflags: -I\${includedir}
2286EOF
d0674868 2287}
def4272a 2288
e426941d 2289pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2290pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2291pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2292pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2293enabled avfilter &&
35a71f1d 2294 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2295enabled postproc &&
e426941d 2296 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2297if enabled swscale; then
e426941d 2298 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2299else
f436a23e 2300 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2301 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2302fi