get_pixels_sse2, ~+12% performance compared to mmx
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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
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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
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53 exit 1
54fi
55
74c53c2d
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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]"
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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]"
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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]"
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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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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]"
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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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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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PI
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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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"
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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
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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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171 echo " --list-decoders show all available decoders"
172 echo " --list-encoders show all available encoders"
173 echo " --list-muxers show all available muxers"
174 echo " --list-demuxers show all available demuxers"
175 echo " --list-parsers show all available parsers"
176 echo " --list-protocols show all available protocols"
177 echo " --list-bsfs show all available bitstream filters"
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DB
178 echo " --list-indevs show all available input devices"
179 echo " --list-outdevs show all available output devices"
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180 echo
181 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 182 echo " --disable-debug disable debugging symbols"
b7d49373 183 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 184 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 185 echo " --disable-optimizations disable compiler optimizations"
0a622b98 186 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 187 echo " --disable-stripping disable stripping of executables and shared libraries"
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188 echo ""
189 echo "NOTE: Object files are built at the place where configure is launched."
190 exit 1
191}
cf9d24ad 192
57bd82d4 193log(){
2270b4b2 194 echo "$@" >> $logfile
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195}
196
720c69da 197log_file(){
c8e9f801 198 log BEGIN $1
2270b4b2 199 pr -n -t $1 >> $logfile
c8e9f801
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200 log END $1
201}
202
2ba042a7 203echolog(){
c8e9f801 204 log "$@"
57bd82d4 205 echo "$@"
2ba042a7
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206}
207
208die(){
209 echolog "$@"
210 cat <<EOF
211If you think configure made a mistake, make sure you are using the latest
212version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 213ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 214EOF
e155a21a 215 if disabled logging; then
2ba042a7 216 cat <<EOF
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217Rerun configure with logging enabled (do not use --disable-logging), and
218include the log this produces with your report.
2ba042a7
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219EOF
220 else
221cat <<EOF
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222Include the log file "$logfile" produced by configure as this will help
223solving the problem.
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224EOF
225 fi
cea0ac52 226 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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227 exit 1
228}
229
6c6007d6 230# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 231toupper(){
6c6007d6 232 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
233}
234
4a5444db 235tolower(){
6c6007d6 236 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
237}
238
a8d04fba
MR
239set_all(){
240 value=$1
241 shift
242 for var in $*; do
243 eval $var=$value
244 done
245}
246
799c9e9b
MR
247pushvar(){
248 for var in $*; do
249 eval level=\${${var}_level:=0}
250 eval ${var}_${level}="\$$var"
251 eval ${var}_level=$(($level+1))
252 done
253}
254
255popvar(){
256 for var in $*; do
257 eval level=\${${var}_level:-0}
258 test $level = 0 && continue
259 eval level=$(($level-1))
260 eval $var="\${${var}_${level}}"
261 eval ${var}_level=$level
262 eval unset ${var}_${level}
263 done
264}
265
a8d04fba
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266enable(){
267 set_all yes $*
268}
269
270disable(){
271 set_all no $*
272}
273
57bd82d4 274enabled(){
3250003c
MR
275 test "${1#!}" = "$1" && op== || op=!=
276 eval test "x\$${1#!}" $op "xyes"
44161118
MR
277}
278
37970ebf 279disabled(){
3250003c
MR
280 test "${1#!}" = "$1" && op== || op=!=
281 eval test "x\$${1#!}" $op "xno"
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RP
282}
283
44161118
MR
284enabled_all(){
285 for opt; do
286 enabled $opt || return 1
287 done
288}
289
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DB
290disabled_all(){
291 for opt; do
292 disabled $opt || return 1
293 done
294}
295
44161118
MR
296enabled_any(){
297 for opt; do
298 enabled $opt && return 0
299 done
300}
301
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DB
302disabled_any(){
303 for opt; do
304 disabled $opt && return 0
305 done
306}
307
c9d19248
MR
308set_default(){
309 for opt; do
310 eval test -z "\$$opt" && eval $opt=\$${opt}_default
311 done
312}
313
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AJ
314is_in(){
315 value=$1
316 shift
317 for var in $*; do
318 [ $var = $value ] && return 0
319 done
320 return 1
321}
322
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MR
323check_deps(){
324 for cfg; do
3250003c 325 cfg="${cfg#!}"
799c9e9b
MR
326 enabled ${cfg}_checking && die "Circular dependency for $cfg."
327 disabled ${cfg}_checking && continue
328 enable ${cfg}_checking
329
30fd06be
MR
330 eval dep_all="\$${cfg}_deps"
331 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
332
333 pushvar cfg dep_all dep_any
334 check_deps $dep_all $dep_any
335 popvar cfg dep_all dep_any
336
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MR
337 enabled_all $dep_all || disable $cfg
338 enabled_any $dep_any || disable $cfg
799c9e9b 339
4ec45764
RP
340 if enabled $cfg; then
341 eval dep_extralibs="\$${cfg}_extralibs"
342 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
343 fi
344
799c9e9b 345 disable ${cfg}_checking
30fd06be
MR
346 done
347}
348
44161118
MR
349print_config(){
350 pfx=$1
351 header=$2
352 makefile=$3
353 shift 3
354 for cfg; do
3d907e22 355 ucname="`toupper $cfg`"
44161118 356 if enabled $cfg; then
3d907e22
MR
357 echo "#define ${pfx}${ucname} 1" >> $header
358 echo "#define ENABLE_${ucname} 1" >> $header
359 echo "${pfx}${ucname}=yes" >> $makefile
360 else
361 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
362 fi
363 done
57bd82d4
MR
364}
365
366flags_saved(){
2270b4b2 367 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
368}
369
dcd479c0 370save_flags(){
57bd82d4 371 flags_saved && return
dcd479c0
MR
372 SAVE_CFLAGS="$CFLAGS"
373 SAVE_LDFLAGS="$LDFLAGS"
374 SAVE_extralibs="$extralibs"
375}
376
377restore_flags(){
f5d28d10 378 flags_saved || return
dcd479c0
MR
379 CFLAGS="$SAVE_CFLAGS"
380 LDFLAGS="$SAVE_LDFLAGS"
381 extralibs="$SAVE_extralibs"
382 unset SAVE_CFLAGS
383 unset SAVE_LDFLAGS
384 unset SAVE_extralibs
385}
386
387temp_cflags(){
388 save_flags
389 CFLAGS="$CFLAGS $*"
390}
391
392temp_ldflags(){
393 save_flags
394 LDFLAGS="$LDFLAGS $*"
395}
396
397temp_extralibs(){
398 save_flags
399 extralibs="$extralibs $*"
400}
401
57bd82d4
MR
402append(){
403 var=$1
404 shift
405 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
406 eval "$var=\"\$$var $*\""
407}
408
409add_cflags(){
410 append CFLAGS "$@"
411}
412
413add_ldflags(){
414 append LDFLAGS "$@"
415}
416
417add_extralibs(){
418 append extralibs "$@"
419}
420
b0cfb663 421check_cmd(){
b3cb5d51 422 log "$@"
2270b4b2 423 "$@" >> $logfile 2>&1
b0cfb663
MR
424}
425
dcd479c0 426check_cc(){
57bd82d4 427 log check_cc "$@"
2270b4b2 428 cat > $TMPC
720c69da 429 log_file $TMPC
b0cfb663 430 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
431}
432
433check_cpp(){
434 log check_cpp "$@"
2270b4b2 435 cat > $TMPC
720c69da 436 log_file $TMPC
b0cfb663 437 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
438}
439
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MR
440check_asm(){
441 log check_asm "$@"
442 name="$1"
443 asm="$2"
444 shift 2
445 check_cc "$@" <<EOF && enable $name || disable $name
c23a0ac8 446int foo(void){ asm volatile($asm); }
940f335a
MR
447EOF
448}
449
304d586d
LM
450check_yasm(){
451 log check_yasm "$@"
452 echo "$1" > $TMPS
453 log_file $TMPS
454 shift 1
455 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
456}
457
dcd479c0 458check_ld(){
57bd82d4 459 log check_ld "$@"
0607887f 460 check_cc || return
3155a644
MR
461 flags=''
462 libs=''
463 for f; do
464 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
465 done
466 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
467}
468
469check_cflags(){
57bd82d4
MR
470 log check_cflags "$@"
471 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
472int x;
473EOF
474}
475
476check_ldflags(){
57bd82d4
MR
477 log check_ldflags "$@"
478 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 479int main(void){ return 0; }
dcd479c0
MR
480EOF
481}
482
483check_header(){
57bd82d4 484 log check_header "$@"
dcd479c0
MR
485 header=$1
486 shift
d8bc5f06
MR
487 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
488 disable $var
489 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
490#include <$header>
491int x;
492EOF
493}
494
495check_func(){
57bd82d4 496 log check_func "$@"
dcd479c0
MR
497 func=$1
498 shift
d8bc5f06
MR
499 disable $func
500 check_ld "$@" <<EOF && enable $func
dcd479c0 501extern int $func();
c23a0ac8 502int main(void){ $func(); }
dcd479c0
MR
503EOF
504}
505
2446d3d6
DB
506check_func_headers(){
507 log check_func_headers "$@"
f8d7b072
MR
508 headers=$1
509 func=$2
510 shift 2
511 disable $func
512 incs=""
513 for hdr in $headers; do
514 incs="$incs
515#include <$hdr>"
516 done
517 check_ld "$@" <<EOF && enable $func
518$incs
d6773f56 519int main(int argc, char **argv){
f8d7b072
MR
520 (void) $func;
521 return 0;
522}
523EOF
524}
525
57bd82d4
MR
526check_lib(){
527 log check_lib "$@"
528 header="$1"
529 func="$2"
530 shift 2
fcfcde17
MR
531 temp_extralibs "$@"
532 check_header $header && check_func $func && add_extralibs "$@"
533 err=$?
534 restore_flags
535 return $err
57bd82d4
MR
536}
537
f8d7b072
MR
538check_lib2(){
539 log check_lib2 "$@"
540 headers="$1"
541 func="$2"
542 shift 2
543 temp_extralibs "$@"
2446d3d6 544 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
545 err=$?
546 restore_flags
547 return $err
548}
549
dcd479c0 550check_exec(){
2270b4b2 551 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
552}
553
7dfef245
MR
554check_exec_crash(){
555 code=`cat`
556
557 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
558 # are safe but may not be available everywhere. Thus we use
559 # raise(SIGTERM) instead. The check is run in a subshell so we
560 # can redirect the "Terminated" message from the shell. SIGBUS
561 # is not defined by standard C so it is used conditionally.
562
2270b4b2 563 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
564#include <signal.h>
565static void sighandler(int sig){
566 raise(SIGTERM);
567}
e5af4a11 568int main(void){
7dfef245
MR
569 signal(SIGILL, sighandler);
570 signal(SIGFPE, sighandler);
571 signal(SIGSEGV, sighandler);
572#ifdef SIGBUS
573 signal(SIGBUS, sighandler);
574#endif
575 { $code }
576}
577EOF
578}
579
72be9e73
DY
580check_type(){
581 log check_type "$@"
582 headers=$1
583 type=$2
584 shift 2
585 disable $type
586 incs=""
587 for hdr in $headers; do
588 incs="$incs
589#include <$hdr>"
590 done
591 check_cc "$@" <<EOF && enable $type
592$incs
593$type v;
594EOF
595}
596
57bd82d4
MR
597require(){
598 name="$1"
599 header="$2"
600 func="$3"
601 shift 3
602 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
603}
604
f8d7b072
MR
605require2(){
606 name="$1"
607 headers="$2"
608 func="$3"
609 shift 3
610 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
611}
612
eea50282
MR
613check_foo_config(){
614 cfg=$1
615 pkg=$2
616 header=$3
617 func=$4
618 shift 4
619 disable $cfg
620 check_cmd ${pkg}-config --version
621 err=$?
622 if test "$err" = 0; then
623 temp_cflags `${pkg}-config --cflags`
624 temp_extralibs `${pkg}-config --libs`
625 check_lib "$@" $header $func && enable $cfg
626 fi
627 return $err
628}
629
c505dd31
MR
630apply(){
631 file=$1
632 shift
633 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
634}
635
dcd61286
DB
636# CONFIG_LIST contains configurable options, while HAVE_LIST is for
637# system-dependent things.
638
4a0d6686
AJ
639COMPONENT_LIST="
640 bsfs
641 decoders
642 demuxers
643 encoders
3cde40aa 644 filters
c552605c 645 indevs
4a0d6686 646 muxers
c552605c 647 outdevs
4a0d6686
AJ
648 parsers
649 protocols
650"
651
652CONFIG_LIST="
653 $COMPONENT_LIST
f7679c54
VS
654 avfilter
655 avfilter_lavf
c88f5d72
MR
656 avisynth
657 beos_netserver
f402916e 658 bzlib
c88f5d72
MR
659 ffmpeg
660 ffplay
661 ffserver
662 gpl
ecfc4f44 663 gprof
d8d0d0b2 664 gray
3abe5fbd 665 hardcoded_tables
c88f5d72 666 ipv6
f5a756ef
DB
667 libamr_nb
668 libamr_wb
f7b8bffe 669 libdc1394
690bfceb 670 libdirac
2eed5a46
DB
671 libfaac
672 libfaad
673 libfaadbin
c88f5d72 674 libgsm
6ebe07fb 675 libmp3lame
c88f5d72 676 libnut
f7cd9eed 677 libschroedinger
150d2772 678 libtheora
c88f5d72 679 libvorbis
1cc60c47
DB
680 libx264
681 libxvid
c88f5d72 682 memalign_hack
a8150374 683 mlib
c88f5d72
MR
684 mpegaudio_hp
685 network
3fe142e2 686 nonfree
4a24ab64 687 postproc
2b4c3615 688 powerpc_perf
bd2216e4 689 small
13ca50f3 690 swscale
c88f5d72 691 vhook
56a059ac 692 x11grab
c88f5d72 693 zlib
4a0d6686 694"
c88f5d72 695
8eee7025
DB
696THREADS_LIST='
697 beosthreads
d22e8442 698 os2threads
8eee7025
DB
699 pthreads
700 w32threads
701'
702
3f5b56e5
MR
703ARCH_LIST='
704 alpha
705 armv4l
706 bfin
707 ia64
708 m68k
709 mips
710 parisc
711 powerpc
712 s390
713 sh4
714 sparc
715 sparc64
716 x86
717 x86_32
718 x86_64
719'
720
721ARCH_EXT_LIST='
1ac9331a 722 altivec
1ac9331a 723 armv5te
edab3048 724 armv6
f55b299a 725 armvfp
3f5b56e5
MR
726 iwmmxt
727 mmi
728 mmx
d7f0920b 729 mmx2
6b18d278 730 neon
9eeed841 731 ssse3
bd9d34a0 732 vis
3f5b56e5
MR
733'
734
735HAVE_LIST="
736 $ARCH_EXT_LIST
737 $THREADS_LIST
738 altivec_h
c9fdab0d 739 arpa_inet_h
6bd859d6 740 bswap
c88f5d72 741 byteswap_h
ecf97f22 742 closesocket
1ac9331a 743 cmov
e16e49ac 744 conio_h
c88f5d72 745 dcbzl
f8aa696f
DB
746 dev_bktr_ioctl_bt848_h
747 dev_bktr_ioctl_meteor_h
748 dev_ic_bt8xx_h
749 dev_video_meteor_ioctl_meteor_h
750 dev_video_bktr_ioctl_bt848_h
18b67ae5 751 dlfcn_h
c88f5d72 752 dlopen
245626d0
DB
753 ebp_available
754 ebx_available
c2a29455 755 fast_64bit
7073e9fc 756 fast_cmov
7b829d2a 757 fast_unaligned
9d99cc5a 758 fork
c88f5d72 759 freetype2
da9e86f8 760 gethrtime
4e68cb8a 761 GetProcessTimes
66be5b45 762 getrusage
c88f5d72 763 imlib2
2e1913b1 764 inet_aton
61d251db 765 inline_asm
0b4a1821
AS
766 libdc1394_1
767 libdc1394_2
a33cab3a
MK
768 llrint
769 lrint
c88f5d72 770 lrintf
f8aa696f
DB
771 machine_ioctl_bt848_h
772 machine_ioctl_meteor_h
c88f5d72
MR
773 malloc_h
774 memalign
6ffa87d3 775 mkstemp
b4e806b2 776 pld
9cafbd6c 777 ppc64
a33cab3a
MK
778 round
779 roundf
c88f5d72
MR
780 sdl
781 sdl_video_size
72be9e73 782 socklen_t
deb29777 783 soundcard_h
f8cda19e 784 poll_h
b58412f1 785 sys_mman_h
b091aa44 786 sys_resource_h
81644c2e 787 sys_select_h
deb29777 788 sys_soundcard_h
1b6e8b73 789 sys_videoio_h
e16e49ac 790 termios_h
b265431e 791 threads
6ff3f3e7 792 winsock2_h
304d586d 793 yasm
0cb78cef 794"
44161118 795
520cc7f1 796CMDLINE_SELECT="
3f5b56e5 797 $ARCH_EXT_LIST
520cc7f1 798 $CONFIG_LIST
8eee7025 799 $THREADS_LIST
db6107b6 800 cross_compile
520cc7f1
MR
801 debug
802 extra_warnings
8c6afa4d 803 logging
d2bbb2f7 804 optimizations
520cc7f1
MR
805 shared
806 static
87a0fb62 807 stripping
520cc7f1 808"
426be5dc
DB
809
810PATHS_LIST='
d156bede 811 bindir
26759c44
MR
812 incdir
813 libdir
26759c44
MR
814 mandir
815 prefix
816 shlibdir
426be5dc
DB
817'
818
819CMDLINE_SET="
820 $PATHS_LIST
821 arch
822 build_suffix
823 cc
824 cpu
825 cross_prefix
ac63af34 826 extra_version
426be5dc 827 logfile
26759c44
MR
828 source_path
829 target_os
426be5dc 830"
520cc7f1 831
912f3148
DB
832# code dependency declarations
833
9eeed841
MR
834# architecture extensions
835altivec_deps="powerpc"
836armv5te_deps="armv4l"
837armv6_deps="armv4l"
f55b299a 838armvfp_deps="armv4l"
9eeed841 839iwmmxt_deps="armv4l"
e241ba14 840mmi_deps="mips"
9eeed841 841mmx_deps="x86"
fbef871d 842mmx2_deps="x86 mmx"
6b18d278 843neon_deps="armv4l"
9eeed841 844ssse3_deps="x86"
bd9d34a0 845vis_deps="sparc"
9eeed841 846
de0e19cc
MR
847# system headers and functions
848byteswap_h_deps="!armv4l"
849
912f3148 850# decoders / encoders
d8d12c15 851ac3_decoder_deps="gpl"
33a0dd37 852dxa_decoder_deps="zlib"
406ab5cc 853eac3_decoder_deps="gpl"
30fd06be 854flashsv_decoder_deps="zlib"
773be23a 855flashsv_encoder_deps="zlib"
b517af05 856mlp_decoder_deps="mlp_parser"
30fd06be
MR
857mpeg_xvmc_decoder_deps="xvmc"
858png_decoder_deps="zlib"
859png_encoder_deps="zlib"
30fd06be
MR
860zmbv_decoder_deps="zlib"
861zmbv_encoder_deps="zlib"
862
912f3148 863# external libraries
f5a756ef
DB
864libamr_nb_decoder_deps="libamr_nb"
865libamr_nb_encoder_deps="libamr_nb"
866libamr_wb_decoder_deps="libamr_wb"
867libamr_wb_encoder_deps="libamr_wb"
1b71f045 868libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 869libdirac_encoder_deps="libdirac"
c9171a83 870libfaac_encoder_deps="libfaac"
69ddbd1d 871libfaad_decoder_deps="libfaad"
4ec45764 872libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
873libgsm_decoder_deps="libgsm"
874libgsm_encoder_deps="libgsm"
8ffed8d8
MR
875libgsm_ms_decoder_deps="libgsm"
876libgsm_ms_encoder_deps="libgsm"
1cc60c47 877libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
878libschroedinger_decoder_deps="libschroedinger"
879libschroedinger_encoder_deps="libschroedinger"
150d2772 880libtheora_encoder_deps="libtheora"
b0caf888 881libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
882libx264_encoder_deps="libx264"
883libxvid_encoder_deps="libxvid"
13566c31 884mpeg4aac_decoder_deps="libfaad"
30fd06be 885
912f3148 886# demuxers / muxers
03a76ba9 887ac3_demuxer_deps="ac3_parser"
50383e88 888audio_beos_demuxer_deps="audio_beos"
4ec45764 889audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 890audio_beos_muxer_deps="audio_beos"
4ec45764 891audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 892avisynth_demuxer_deps="avisynth"
73483024 893bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 894dirac_demuxer_deps="dirac_parser"
fe9bb347 895dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 896libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
897libnut_demuxer_deps="libnut"
898libnut_muxer_deps="libnut"
4bd8e17c 899mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
900oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
901oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 902redir_demuxer_deps="network"
8eb793c4 903rtp_muxer_deps="network rtp_protocol"
95c21842
LA
904rtsp_demuxer_deps="sdp_demuxer"
905sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 906v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 907v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
908vfwcap_demuxer_deps="capCreateCaptureWindow"
909vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 910x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 911x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 912
912f3148 913# protocols
c08fb000
AB
914http_protocol_deps="network"
915rtp_protocol_deps="udp_protocol"
916tcp_protocol_deps="network"
917udp_protocol_deps="network"
918
f7679c54 919# filters
81124ba0 920movie_filter_deps="avfilter_lavf"
f7679c54 921
912f3148 922# programs
fa859b4d 923ffplay_deps="sdl"
6ad42348 924ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
925ffserver_extralibs='$ldl'
926vhook_extralibs='$ldl'
a2830dca 927
912f3148 928
de6d9b64 929# default parameters
8a608357 930
2ba042a7 931logfile="config.err"
8a608357
MR
932
933# installation paths
c9d19248
MR
934prefix_default="/usr/local"
935bindir_default='${prefix}/bin'
936incdir_default='${prefix}/include'
937libdir_default='${prefix}/lib'
938mandir_default='${prefix}/share/man'
939shlibdir_default="$libdir_default"
8a608357
MR
940
941# toolchain
de6d9b64 942cc="gcc"
304d586d 943yasmexe="yasm"
de6d9b64 944ar="ar"
503d5b58 945nm="nm"
be7109c1 946ranlib="ranlib"
0f3cb305 947strip="strip"
8a608357 948asmalign_pot="unknown"
20369773 949ln_s="ln -sf"
304d586d 950objformat="elf"
8a608357
MR
951
952# machine
cc6a90dd 953arch=`uname -m`
38d0a8aa 954cpu="generic"
8a608357 955
8a608357 956# OS
4f854758 957target_os=$(tolower $(uname -s))
8a608357 958
8a608357 959# libraries
f402916e 960enable bzlib
497237c7 961enable zlib
8a608357
MR
962
963# configurable options
497237c7 964enable debug
497237c7
RP
965enable ffmpeg
966enable ffplay
967enable ffserver
968enable ipv6
497237c7
RP
969enable mpegaudio_hp
970enable network
8400d6b8 971enable optimizations
497237c7 972enable protocols
530dc538 973enable static
87a0fb62 974enable stripping
8a608357
MR
975vhook="default"
976
8a608357 977# build settings
11a9d3e8 978add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 979SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 980VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 981FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
982LIBPREF="lib"
983LIBSUF=".a"
c5f14466
RP
984FULLNAME='$(NAME)$(BUILDSUF)'
985LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
986SLIBPREF="lib"
987SLIBSUF=".so"
c5f14466 988SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
989SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
990SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 991LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 992
315c741d 993# gcc stupidly only outputs the basename of targets with -MM
18c64005 994DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 995
c597172e
MR
996# find source path
997source_path="`dirname \"$0\"`"
497237c7 998enable source_path_used
c597172e
MR
999if test -z "$source_path" -o "$source_path" = "." ; then
1000 source_path="`pwd`"
497237c7 1001 disable source_path_used
c597172e
MR
1002else
1003 source_path="`cd \"$source_path\"; pwd`"
1004 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1005 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1006fi
1007
c597172e
MR
1008FFMPEG_CONFIGURATION="$@"
1009
73ef8980
MR
1010find_things(){
1011 thing=$1
1012 pattern=$2
1013 file=$source_path/$3
932ccf39 1014 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1015}
1016
1017ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1018DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1019PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1020BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1021MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1022DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1023OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1024INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1025PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1026FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1027
7483e694
DB
1028enable $ARCH_EXT_LIST \
1029 $DECODER_LIST \
1030 $ENCODER_LIST \
1031 $PARSER_LIST \
1032 $BSF_LIST \
1033 $DEMUXER_LIST \
1034 $MUXER_LIST \
f7679c54 1035 $FILTER_LIST \
7483e694
DB
1036 $PROTOCOL_LIST \
1037 $INDEV_LIST \
1038 $OUTDEV_LIST \
c597172e
MR
1039
1040die_unknown(){
1041 echo "Unknown option \"$1\"."
1042 echo "See $0 --help for available options."
1043 exit 1
1044}
1045
794f8e97 1046show_list() {
bf0c4afa
RP
1047 suffix=_$1
1048 shift
1049 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1050 exit 0
1051}
1052
c597172e 1053for opt do
7483e694
DB
1054 optval="${opt#*=}"
1055 case "$opt" in
7483e694
DB
1056 --extra-cflags=*) add_cflags "$optval"
1057 ;;
1058 --extra-ldflags=*) add_ldflags "$optval"
1059 ;;
1060 --extra-libs=*) add_extralibs "$optval"
1061 ;;
8fb1cb58 1062 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1063 ;;
40bcf4c7
BL
1064 --enable-debug=*) debuglevel="$optval"
1065 ;;
7483e694
DB
1066 --enable-*=*|--disable-*=*)
1067 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1068 case "$thing" in
81124ba0 1069 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1070 *) die_unknown "$opt" ;;
1071 esac
1072 ;;
1073 --enable-?*|--disable-?*)
1074 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1075 if is_in $option $COMPONENT_LIST; then
1076 eval $action \$$(toupper ${option%s})_LIST
1077 elif is_in $option $CMDLINE_SELECT; then
1078 $action $option
1079 else
1080 die_unknown $opt
1081 fi
7483e694
DB
1082 ;;
1083 --list-*)
1084 NAME="${opt#--list-}"
1085 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1086 NAME=${NAME%s}
1087 eval show_list $NAME \$$(toupper $NAME)_LIST
1088 ;;
1089 --help|-h) show_help
1090 ;;
1091 *)
26759c44
MR
1092 optname="${opt%=*}"
1093 optname="${optname#--}"
1094 optname=$(echo "$optname" | sed 's/-/_/g')
1095 is_in $optname $CMDLINE_SET || die_unknown $opt
1096 eval $optname='$optval'
7483e694
DB
1097 ;;
1098 esac
c597172e
MR
1099done
1100
bcea99bb
MR
1101disabled logging && logfile=/dev/null
1102
1103echo "# $0 $@" > $logfile
1104set >> $logfile
1105
adb2b908 1106cc="${cross_prefix}${cc}"
304d586d 1107yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1108ar="${cross_prefix}${ar}"
1109nm="${cross_prefix}${nm}"
1110ranlib="${cross_prefix}${ranlib}"
1111strip="${cross_prefix}${strip}"
1112
e4e69e0b
MR
1113# set temporary file name
1114if test ! -z "$TMPDIR" ; then
1115 TMPDIR1="${TMPDIR}"
1116elif test ! -z "$TEMPDIR" ; then
1117 TMPDIR1="${TEMPDIR}"
1118else
1119 TMPDIR1="/tmp"
1120fi
1121
1122TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1123TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1124TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1125TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1126TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1127TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1128
e9b9a2f8
MN
1129check_cflags -fasm
1130check_cflags -std=c99
1131
b24dbcbd
RP
1132case "$arch" in
1133 i386|i486|i586|i686|i86pc|BePC)
1134 arch="x86_32"
1135 enable fast_unaligned
1136 ;;
1137 x86_64|amd64)
1138 arch="x86_32"
1139 enable fast_unaligned
1140 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1141 int test[sizeof(char*) - 7];
1142EOF
1143 ;;
1144 # armv4l is a subset of armv[567]*l
1145 arm|armv[4567]*l)
1146 arch="armv4l"
1147 ;;
1148 alpha)
1149 arch="alpha"
1150 enable fast_64bit
1151 ;;
1152 "Power Macintosh"|ppc|powerpc)
1153 arch="powerpc"
1154 ;;
1155 ppc64)
1156 arch="powerpc"
1157 enable fast_64bit
1158 ;;
1159 mips|mipsel|IP*)
1160 arch="mips"
1161 ;;
1162 sun4u|sparc64)
1163 arch="sparc64"
1164 enable fast_64bit
1165 ;;
1166 sparc)
1167 arch="sparc"
1168 ;;
1169 sh4)
1170 arch="sh4"
1171 ;;
1172 parisc)
1173 arch="parisc"
1174 ;;
1175 parisc64)
1176 arch="parisc"
1177 enable fast_64bit
1178 ;;
1179 s390|s390x)
1180 arch="s390"
1181 ;;
1182 m68k)
1183 arch="m68k"
1184 ;;
1185 ia64)
1186 arch="ia64"
1187 enable fast_64bit
1188 ;;
1189 bfin)
1190 arch="bfin"
1191 ;;
1192 *)
1193 arch="unknown"
1194 ;;
1195esac
1196
1197enable $arch
1198enabled_any x86_32 x86_64 && enable x86
1199enabled sparc64 && enable sparc
1200
7483e694 1201# OS specific
4f854758 1202case $target_os in
7483e694 1203 beos|haiku|zeta)
c9d19248 1204 prefix_default="$HOME/config"
7483e694
DB
1205 # helps building libavcodec
1206 add_cflags "-DPIC -fomit-frame-pointer"
1207 # 3 gcc releases known for BeOS, each with ugly bugs
1208 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1209 case "$gcc_version" in
1210 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1211 disable mmx
1212 ;;
1213 *20010315*) echo "BeBits gcc"
1214 add_cflags "-fno-expensive-optimizations"
1215 ;;
1216 esac
7483e694
DB
1217 SHFLAGS=-nostart
1218 # enable BeOS things
1219 enable audio_beos
1220 # no need for libm, but the inet stuff
1221 # Check for BONE
1222 # XXX: actually should check for NOT net_server
78fe7631 1223 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1224 network_extralibs="-lbind -lsocket"
1225 else
1226 enable beos_netserver
1227 network_extralibs="-lnet"
1228 fi ;;
1229 sunos)
1230 FFSERVERLDFLAGS=""
9987769a 1231 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1232 network_extralibs="-lsocket -lnsl"
1233 ;;
1234 netbsd)
1235 oss_demuxer_extralibs="-lossaudio"
1236 oss_muxer_extralibs="-lossaudio"
1237 ;;
1238 openbsd)
1239 disable need_memalign
1240 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1241 SHFLAGS='-shared'
1242 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1243 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1244 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1245 oss_demuxer_extralibs="-lossaudio"
1246 oss_muxer_extralibs="-lossaudio"
1247 ;;
1248 freebsd)
1249 disable need_memalign
1250 ;;
1251 bsd/os)
1252 osextralibs="-lpoll -lgnugetopt"
1253 strip="strip -d"
1254 ;;
1255 darwin)
1256 disable need_memalign
0138c54e 1257 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1258 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1259 strip="strip -x"
1260 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1261 SLIBSUF=".dylib"
1262 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1263 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1264 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1265 objformat="macho"
1b0f6fb8 1266 enabled x86_64 && objformat="macho64"
7483e694
DB
1267 ;;
1268 mingw32*)
4f854758 1269 target_os=mingw32
dcc01c06
RP
1270 LIBTARGET=i386
1271 if test $arch = x86_64; then
1272 disable need_memalign
1273 LIBTARGET=x64
1274 fi
fbd971a4 1275 shlibdir_default="$bindir_default"
7483e694
DB
1276 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1277 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1278 if enabled swscale; then
7483e694
DB
1279 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1280 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1281 fi
1282 disable ffserver
1283 SLIBPREF=""
1284 SLIBSUF=".dll"
1285 EXESUF=".exe"
1286 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1287 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1288 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1289 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1290 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1291 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1292 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1293 objformat="win32"
7483e694
DB
1294 ;;
1295 cygwin*)
4f854758 1296 target_os=cygwin
fbd971a4 1297 shlibdir_default="$bindir_default"
7483e694
DB
1298 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1299 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1300 if enabled swscale; then
7483e694
DB
1301 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1302 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1303 fi
1304 EXESUF=".exe"
1305 SLIBPREF="cyg"
1306 SLIBSUF=".dll"
1307 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1308 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1309 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1310 objformat="win32"
7483e694 1311 ;;
4f365f37 1312 *-dos|freedos|opendos)
4f365f37
MK
1313 disable ffplay ffserver vhook
1314 disable $INDEV_LIST $OUTDEV_LIST
1315 network_extralibs="-lsocket"
1316 EXESUF=".exe"
304d586d 1317 objformat="win32"
4f365f37 1318 ;;
7483e694 1319 linux)
7483e694
DB
1320 enable dv1394
1321 ;;
1322 irix*)
4f854758 1323 target_os=irix
7483e694
DB
1324 ranlib="echo ignoring ranlib"
1325 ;;
d22e8442 1326 os/2*)
d22e8442
DY
1327 strip="lxlite"
1328 ln_s="cp -f"
d22e8442
DY
1329 EXESUF=".exe"
1330 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1331 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1332 FFSERVERLDFLAGS=""
287d3b13 1333 LIBSUF="_s.a"
d22e8442
DY
1334 SLIBPREF=""
1335 SLIBSUF=".dll"
1336 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1337 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1338 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1339 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1340 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1341 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1342 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1343 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1344 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1345 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1346 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1347 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1348 disable vhook
d22e8442 1349 ;;
269820f1
PR
1350 interix)
1351 disable vhook
1352 ;;
d22e8442 1353
7483e694 1354 *)
4f854758 1355 target_os="${target_os}-UNKNOWN"
7483e694
DB
1356 ;;
1357esac
1358
c9d19248
MR
1359set_default $PATHS_LIST
1360
c597172e 1361add_extralibs $osextralibs
de6d9b64 1362
28d8e661
DB
1363# Combine FFLDFLAGS and the LDFLAGS environment variable.
1364LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1365
497237c7 1366test -n "$cross_prefix" && enable cross_compile
1ea46bed 1367
320d060a 1368# we need to build at least one lib type
93b3c083 1369if ! enabled_any static shared; then
320d060a
DB
1370 cat <<EOF
1371At least one library type must be built.
1372Specify --enable-static to build the static libraries or --enable-shared to
1373build the shared libraries as well. To only build the shared libraries specify
1374--disable-static in addition to --enable-shared.
1375EOF
1376 exit 1;
1377fi
1378
abc4e572 1379disabled static && LIBNAME=""
2a320695 1380
a2234ceb
RP
1381if enabled_any libfaad libfaadbin ; then
1382 if check_header faad.h; then
295b8c70 1383 check_cc <<EOF
a2234ceb
RP
1384#include <faad.h>
1385#ifndef FAAD2_VERSION
1386ok faad1
1387#endif
db817cf3 1388int main(void) { return 0; }
a2234ceb
RP
1389EOF
1390 test $? = 0 && enable libfaad2
1391 else
ff3dac65 1392 die "FAAD test failed."
a2234ceb
RP
1393 fi
1394fi
1395
1396
93b3c083 1397if ! enabled gpl; then
54118497
RP
1398 die_gpl_disabled(){
1399 name=$1
1400 shift
1401 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1402 }
4a24ab64 1403 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1404 die_gpl_disabled "libx264" libx264
1405 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1406 die_gpl_disabled "FAAD2" libfaad2
1407 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1408 die_gpl_disabled "The software scaler" swscale
ebb810d9 1409fi
b2e3c528 1410
3fe142e2
DB
1411if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1412 die "libamr is nonfree and --enable-nonfree is not specified."
1413fi
1414
9eeed841 1415check_deps $ARCH_EXT_LIST
0f3cb305 1416
5d323602
MR
1417test -z "$need_memalign" && need_memalign="$mmx"
1418
cf9d24ad 1419#Darwin CC versions
4f854758 1420if test $target_os = darwin; then
3dddba4b 1421 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1422 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1423 else
8541cc27 1424 add_cflags "-pipe"
26c1b3be
DB
1425 check_cflags "-force_cpusubtype_ALL"
1426 check_cflags "-Wno-sign-compare"
f946a9a4 1427 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1428 fi
2a1a6b64
MN
1429fi
1430
40617a6d 1431disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1432
a4adb608 1433# Add processor-specific flags
38d0a8aa 1434if test $cpu != "generic"; then
bc8ec47b
MR
1435 warn_altivec(){
1436 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1437 }
38d0a8aa 1438 case $cpu in
bb270c08 1439 601|ppc601|PowerPC601)
1c5d830c 1440 add_cflags "-mcpu=601"
bc8ec47b 1441 warn_altivec enabled PPC601
bb270c08
DB
1442 ;;
1443 603*|ppc603*|PowerPC603*)
1c5d830c 1444 add_cflags "-mcpu=603"
bc8ec47b 1445 warn_altivec enabled PPC603
bb270c08
DB
1446 ;;
1447 604*|ppc604*|PowerPC604*)
1c5d830c 1448 add_cflags "-mcpu=604"
bc8ec47b 1449 warn_altivec enabled PPC604
bb270c08
DB
1450 ;;
1451 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1452 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1453 warn_altivec enabled PPC75x
bb270c08
DB
1454 ;;
1455 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1456 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1457 warn_altivec disabled PPC745x
bb270c08
DB
1458 ;;
1459 74*|ppc74*|PowerPC74*)
1c5d830c 1460 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1461 warn_altivec disabled PPC74xx
bb270c08
DB
1462 ;;
1463 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1464 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1465 warn_altivec disabled PPC970
9cafbd6c 1466 enable ppc64
bb270c08 1467 ;;
e07e357d
LB
1468 Cell|CELL|cell)
1469 add_cflags "-mcpu=cell"
1470 warn_altivec disabled Cell
9cafbd6c 1471 enable ppc64
e07e357d 1472 ;;
e7768fc5
GP
1473 # targets that do NOT support conditional mov (cmov)
1474 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1475 add_cflags "-march=$cpu"
497237c7 1476 disable cmov
e7768fc5
GP
1477 ;;
1478 # targets that do support conditional mov (cmov)
416519dd 1479 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1480 add_cflags "-march=$cpu"
497237c7
RP
1481 enable cmov
1482 enable fast_cmov
94e4c3a3
GP
1483 ;;
1484 # targets that do support conditional mov but on which it's slow
800a5a19 1485 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1486 add_cflags "-march=$cpu"
497237c7
RP
1487 enable cmov
1488 disable fast_cmov
bb270c08 1489 ;;
d7b34d08 1490 sparc64)
1c5d830c 1491 add_cflags "-mcpu=v9"
d7b34d08 1492 ;;
265de665 1493 arm*|cortex*)
6b19786b
MR
1494 add_cflags "-mcpu=$cpu"
1495 ;;
bb270c08 1496 *)
7483e694 1497 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1498 ;;
a4adb608
MN
1499 esac
1500fi
1501
be0d52ab 1502# make sure we can execute files in $TMPDIR
2270b4b2 1503cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1504#! /bin/sh
1505EOF
2270b4b2
DB
1506chmod +x $TMPSH >> $logfile 2>&1
1507if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1508 cat <<EOF
1509Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1510variable to another directory and make sure that $TMPDIR1 is not mounted
1511noexec.
be0d52ab
MR
1512EOF
1513 die "Sanity test failed."
1514fi
edd08265 1515rm $TMPSH
be0d52ab 1516
1a268acc
MR
1517# compiler sanity check
1518check_exec <<EOF
c23a0ac8 1519int main(void){ return 0; }
1a268acc
MR
1520EOF
1521if test "$?" != 0; then
1522 echo "$cc is unable to create an executable file."
93b3c083 1523 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1524 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1525 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1526 fi
1527 die "C compiler test failed."
1528fi
1529
b4d96ba2
MR
1530check_cc <<EOF || die "Symbol mangling check failed."
1531int ff_extern;
1532EOF
2f05d9c1 1533sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1534extern_prefix=${sym%%ff_extern*}
1535
61d251db
MR
1536check_asm inline_asm '""'
1537
9eeed841 1538if enabled x86; then
44965991
PI
1539 # check whether EBP is available on x86
1540 # As 'i' is stored on the stack, this program will crash
1541 # if the base pointer is used to access it because the
1542 # base pointer is cleared in the inline assembly code.
7dfef245 1543 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1544 volatile int i=0;
1545 asm volatile (
1546 "xorl %%ebp, %%ebp"
1547 ::: "%ebp");
1548 return i;
44965991
PI
1549EOF
1550
1551 # check wether EBX is available on x86
940f335a 1552 check_asm ebx_available '"":::"%ebx"'
8e380710 1553
d7f0920b 1554 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1555 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1556 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1557
1558 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1559
1560 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1561 enabled x86_64 && append YASMFLAGS "-m amd64"
1562 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1563 case "$objformat" in
1564 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1565 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1566 *) append YASMFLAGS "-DPREFIX" ;;
1567 esac
1568 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1569fi
1570
87ea51e0
LB
1571# check for assembler specific support
1572
cc6a90dd 1573if test $arch = "powerpc"; then
497237c7 1574check_cc <<EOF && enable dcbzl
87ea51e0
LB
1575int main(void) {
1576 register long zero = 0;
1577 char data[1024];
1578 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1579return 0;
1580}
1581EOF
1582fi
1583
57bd82d4
MR
1584# check for SIMD availability
1585
115329f1 1586# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1587if enabled altivec; then
3ed1a2ee
DB
1588 check_cflags -maltivec -mabi=altivec &&
1589 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1590 check_cflags -faltivec
b6e52719 1591
0182fee8 1592 # check if our compiler supports Motorola AltiVec C API
497237c7 1593 check_cc <<EOF || disable altivec
dcd479c0 1594$inc_altivec_h
a9a07762
MN
1595int main(void) {
1596 vector signed int v1, v2, v3;
1597 v1 = vec_add(v2,v3);
1598 return 0;
1599}
1600EOF
b006b26c
DB
1601
1602 # check if our compiler supports braces for vector declarations
80a61f08 1603 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1604$inc_altivec_h
80a61f08 1605int main (void) { (vector int) {1}; return 0; }
b006b26c 1606EOF
a9a07762 1607fi
ab6c65f6 1608
b4e806b2
MC
1609# We have to check if pld is a nop and disable it.
1610enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1611enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1612enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1613enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1614enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1615enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1616enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1617enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1618
8b03def6
DB
1619enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1620
57bd82d4
MR
1621# ---
1622# big/little-endian test
9eebe687
MR
1623check_cc <<EOF || die "endian test failed"
1624unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1625EOF
d04d9e16 1626od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1627
a3999908 1628# ---
3d204385
NK
1629# check availability of some header files
1630
a98bb16d
RP
1631if check_func dlopen; then
1632 ldl=
1633elif check_func dlopen -ldl; then
1634 ldl=-ldl
8bf5d58f
MN
1635fi
1636
7483e694
DB
1637check_func fork
1638check_func gethrtime
1639check_func getrusage
094c09bb 1640check_func inet_aton $network_extralibs
7483e694
DB
1641check_func memalign
1642check_func mkstemp
2446d3d6 1643check_func_headers windows.h GetProcessTimes
6ffa87d3 1644
a98bb16d 1645check_header byteswap.h
e16e49ac 1646check_header conio.h
a98bb16d
RP
1647check_header dlfcn.h
1648check_header malloc.h
bf6ce82d 1649check_header poll.h
b58412f1 1650check_header sys/mman.h
b091aa44 1651check_header sys/resource.h
bf6ce82d 1652check_header sys/select.h
a98bb16d
RP
1653check_header termios.h
1654
1655if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1656 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1657fi
e16e49ac 1658
e8214e0e 1659enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1660enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1661
1662# check for some common methods of building with pthread support
1663# do this before the optional library checks as some of them require pthreads
1664if enabled pthreads; then
9e7fd101
MR
1665 if check_func pthread_create; then
1666 :
1667 elif check_func pthread_create -pthread; then
1668 add_cflags -pthread
afc9aee2 1669 add_extralibs -pthread
9e7fd101
MR
1670 elif check_func pthread_create -pthreads; then
1671 add_cflags -pthreads
afc9aee2 1672 add_extralibs -pthreads
8d94f606
GT
1673 elif check_func pthread_create -lpthreadGC2; then
1674 add_extralibs -lpthreadGC2
9e7fd101
MR
1675 elif ! check_lib pthread.h pthread_create -lpthread; then
1676 die "ERROR: can't find pthreads library"
1677 fi
57bd82d4
MR
1678fi
1679
8eee7025 1680for thread in $THREADS_LIST; do
e5f94c2b 1681 if enabled $thread; then
3ae3b721
RP
1682 test -n "$thread_type" &&
1683 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1684 thread_type="$thread"
e5f94c2b
RP
1685 fi
1686done
1687
fdf88598
MR
1688check_lib math.h sin -lm
1689
a33cab3a
MK
1690# test for C99 functions in math.h
1691for func in llrint lrint lrintf round roundf; do
1692 check_exec <<EOF && enable $func || disable $func
f32adb22 1693#include <math.h>
a33cab3a 1694int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1695EOF
a33cab3a 1696done
f32adb22 1697
57bd82d4 1698# these are off by default, so fail if requested and not available
79fda097 1699enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1700enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1701enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1702enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1703 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1704 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1705enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1706enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1707enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1708enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1709enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1710enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1711 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1712enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1713enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
18ee626c 1714enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
7483e694
DB
1715enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1716enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1717
0b4a1821
AS
1718# libdc1394 check
1719if enabled libdc1394; then
1720 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1721 enable libdc1394_2; } ||
1722 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1723 enable libdc1394_1; } ||
1724 die "ERROR: No version of libdc1394 found "
1725fi
1726
1727
c13e1abd
FH
1728_restrict=
1729for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1730 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1731void foo(char * $restrict_keyword p);
1732EOF
c13e1abd
FH
1733done
1734
703afd07 1735test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1736
4f854758 1737if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1738 disable vhook
fbb9d104 1739 echo
b0268cc0 1740 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1741 echo "Patches welcome."
1742 echo
1743fi
1744
8d923001
MR
1745if enabled vhook; then
1746 check_ldflags -rdynamic
1747 check_ldflags -export-dynamic
1748fi
bfd2edeb 1749
eea50282
MR
1750check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1751check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1752
a86b921c 1753##########################################
29799f8b 1754# SDL check
a86b921c 1755
497237c7
RP
1756disable sdl_too_old
1757disable sdl
6a1a892f 1758SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1759if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1760 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1761 temp_cflags $sdl_cflags
dcd479c0 1762 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1763 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1764 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1765 if test "$_sdlversion" -lt 121 ; then
497237c7 1766 enable sdl_too_old
dcd479c0 1767 else
497237c7 1768 enable sdl
225e21ef 1769 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1770#include <SDL.h>
d6773f56 1771int main(int argc, char **argv){
29f3b38a
MR
1772 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1773 int w = vi->current_w;
1774 return 0;
1775}
1776EOF
dcd479c0
MR
1777 fi
1778 fi
29f3b38a 1779 restore_flags
c3f6b472 1780fi
57bd82d4 1781
2270b4b2 1782texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1783
7a91333f 1784##########################################
73b46a95
RP
1785# Network check
1786
1787if enabled network; then
668b65bd 1788 check_type sys/socket.h socklen_t
73b46a95
RP
1789 # Prefer arpa/inet.h over winsock2
1790 if check_header arpa/inet.h ; then
1791 check_func closesocket
1792 elif check_header winsock2.h ; then
ea10ddde 1793 network_extralibs="-lws2_32"
72be9e73 1794 check_type ws2tcpip.h socklen_t
2446d3d6 1795 check_func_headers winsock2.h closesocket
73b46a95
RP
1796 fi
1797fi
1798
1799##########################################
29799f8b 1800# IPv6 check
7a91333f 1801
497237c7 1802enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1803#include <sys/types.h>
1804#include <sys/socket.h>
1805#include <netinet/in.h>
1806#include <netdb.h>
db817cf3 1807int main(void) {
7483e694
DB
1808 struct sockaddr_storage saddr;
1809 struct ipv6_mreq mreq6;
1810 getaddrinfo(0,0,0,0);
1811 getnameinfo(0,0,0,0,0,0,0);
1812 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1813}
1814EOF
1815
06e31011
RP
1816check_header linux/videodev.h
1817check_header linux/videodev2.h
1b6e8b73 1818check_header sys/videoio.h
47f38850 1819
2446d3d6 1820check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1821
f8aa696f 1822# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1823{ check_header dev/bktr/ioctl_meteor.h &&
1824 check_header dev/bktr/ioctl_bt848.h; } ||
1825{ check_header machine/ioctl_meteor.h &&
1826 check_header machine/ioctl_bt848.h; } ||
1827{ check_header dev/video/meteor/ioctl_meteor.h &&
1828 check_header dev/video/bktr/ioctl_bt848.h; } ||
1829check_header dev/ic/bt8xx.h
f8aa696f 1830
c7682de0
RP
1831check_header sys/soundcard.h
1832check_header soundcard.h
deb29777 1833
7483e694 1834# deal with the X11 frame grabber
56a059ac 1835enabled x11grab &&
f58f4ce1
GP
1836check_header X11/Xlib.h &&
1837check_header X11/extensions/XShm.h &&
1838check_func XOpenDisplay -lX11 &&
06eab4ba 1839check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1840
40bcf4c7 1841enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1842
1843# add some useful compiler flags if supported
1844check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1845check_cflags -Wall
1846check_cflags -Wno-switch
c07bd6a9
MN
1847check_cflags -Wdisabled-optimization
1848check_cflags -Wpointer-arith
1849check_cflags -Wredundant-decls
cc1fb623 1850check_cflags -Wno-pointer-sign
f4929996 1851check_cflags -Wcast-qual
9aceb3cf 1852check_cflags -Wwrite-strings
652a5bf6 1853check_cflags -Wtype-limits
5af4e0cc 1854enabled extra_warnings && check_cflags -Winline
cf9d24ad 1855
57bd82d4 1856# add some linker flags
5c0e9479 1857check_ldflags -Wl,--warn-common
8351d2ba
DB
1858check_ldflags -Wl,--as-needed
1859check_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 1860check_ldflags -Wl,-Bsymbolic
94a3401e 1861
bd2216e4
MR
1862if enabled small; then
1863 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1864 optimizations="small"
1865elif enabled optimizations; then
3dddba4b 1866 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1867 add_cflags "-O5"
1868 add_ldflags "-O5"
cf9d24ad 1869 else
30a3e5d4 1870 add_cflags "-O3"
cf9d24ad 1871 fi
cddf3f45 1872fi
11fdbc44 1873check_cflags -fno-math-errno
b2eb2ff0 1874check_cflags -fno-signed-zeros
cddf3f45 1875
504a64b9 1876# add some flags for Intel C Compiler
0c45cd07 1877if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1878 # Just warnings, no remarks
1879 check_cflags -w1
1880 # -wd: Disable following warnings
1881 # 144, 167, 556: -Wno-pointer-sign
1882 # 10006: ignoring unknown option -fno-signed-zeros
1883 # 10156: ignoring option '-W'; no argument required
1884 check_cflags -wd144,167,556,10006,10156
1885 # 11030: Warning unknown option --as-needed
1886 # 10156: ignoring option '-export'; no argument required
1887 check_ldflags -wd10156,11030
907eb3b5
CEH
1888 # Allow to compile with optimizations
1889 check_ldflags -march=$cpu
504a64b9
CEH
1890fi
1891
80581e98 1892# PIC flags for shared library objects where they are needed
5af4e0cc 1893if enabled shared; then
569cb218
MR
1894 # LIBOBJFLAGS may have already been set in the OS configuration
1895 if test -z "$LIBOBJFLAGS" ; then
1896 case "$arch" in
b6bd7268 1897 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1898 esac
1899 fi
80581e98
MN
1900fi
1901
90be59ef 1902if enabled gprof; then
30a3e5d4
NP
1903 add_cflags "-p"
1904 add_ldflags "-p"
1db54e20
DB
1905fi
1906
3b26ee47 1907VHOOKCFLAGS="-fPIC"
18451f7d 1908
7f3c02fc 1909# Find out if the .align argument is a power of two or not.
4454dc1b 1910if test $asmalign_pot = "unknown"; then
497237c7
RP
1911 disable asmalign_pot
1912 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1913fi
1914
7483e694
DB
1915enabled_any $DECODER_LIST && enable decoders
1916enabled_any $ENCODER_LIST && enable encoders
1917enabled_any $BSF_LIST && enable bsfs
1918enabled_any $DEMUXER_LIST && enable demuxers
1919enabled_any $MUXER_LIST && enable muxers
f7679c54 1920enabled_any $FILTER_LIST && enable filters
7483e694
DB
1921enabled_any $INDEV_LIST && enable demuxers
1922enabled_any $OUTDEV_LIST && enable muxers
1923enabled_any $PROTOCOL_LIST && enable protocols
1924
1925enabled_any $THREADS_LIST && enable threads
1926
1927check_deps $CONFIG_LIST \
1928 $HAVE_LIST \
1929 $DECODER_LIST \
1930 $ENCODER_LIST \
1931 $PARSER_LIST \
1932 $BSF_LIST \
1933 $DEMUXER_LIST \
1934 $MUXER_LIST \
f7679c54 1935 $FILTER_LIST \
7483e694
DB
1936 $INDEV_LIST \
1937 $OUTDEV_LIST \
1938 $PROTOCOL_LIST \
f70f03f6 1939
f7b8bffe 1940enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1941enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1942enabled libtheora && append pkg_requires "theora"
f9def9cc 1943enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1944
3e89171a 1945echo "install prefix $prefix"
f36958f8
DB
1946echo "source path $source_path"
1947echo "C compiler $cc"
bfd5afd8 1948echo ".align is power-of-two $asmalign_pot"
f36958f8 1949echo "ARCH $arch ($cpu)"
ce8871c2
MR
1950if test "$build_suffix" != ""; then
1951 echo "build suffix $build_suffix"
eb94aca9 1952fi
ac63af34
DB
1953if test "$extra_version" != ""; then
1954 echo "version string suffix $extra_version"
1955fi
0db2ce77 1956echo "big-endian ${bigendian-no}"
419b8784 1957if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1958 echo "yasm ${yasm-no}"
0db2ce77
MR
1959 echo "MMX enabled ${mmx-no}"
1960 echo "CMOV enabled ${cmov-no}"
1961 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1962 echo "EBX available ${ebx_available-no}"
1963 echo "EBP available ${ebp_available-no}"
e41e8342 1964fi
cc6a90dd 1965if test $arch = "armv4l"; then
0db2ce77
MR
1966 echo "ARMv5TE enabled ${armv5te-no}"
1967 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1968 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1969 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1970 echo "NEON enabled ${neon-no}"
eba9ae3c 1971fi
e241ba14 1972if test $arch = "mips"; then
0db2ce77 1973 echo "MMI enabled ${mmi-no}"
e41e8342 1974fi
cc6a90dd 1975if test $arch = "powerpc"; then
0db2ce77
MR
1976 echo "AltiVec enabled ${altivec-no}"
1977 echo "dcbzl available ${dcbzl-no}"
e41e8342 1978fi
0db2ce77
MR
1979echo "gprof enabled ${gprof-no}"
1980echo "debug symbols ${debug-no}"
87a0fb62 1981echo "strip symbols ${stripping-no}"
8400d6b8 1982echo "optimizations ${optimizations-no}"
0db2ce77
MR
1983echo "static ${static-no}"
1984echo "shared ${shared-no}"
4a24ab64 1985echo "postprocessing support ${postproc-no}"
13ca50f3 1986echo "software scaler enabled ${swscale-no}"
f7679c54 1987echo "new filter support ${avfilter-no}"
81124ba0 1988echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 1989echo "video hooking ${vhook-no}"
90be59ef 1990if enabled vhook; then
0db2ce77
MR
1991 echo "Imlib2 support ${imlib2-no}"
1992 echo "FreeType support ${freetype2-no}"
68892110 1993fi
0db2ce77 1994echo "network support ${network-no}"
90be59ef 1995if enabled network; then
0db2ce77 1996 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1997fi
0db2ce77
MR
1998echo "threading support ${thread_type-no}"
1999echo "SDL support ${sdl-no}"
90be59ef 2000if enabled sdl_too_old; then
bfd5afd8
DB
2001 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2002fi
0db2ce77
MR
2003echo "Sun medialib support ${mlib-no}"
2004echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2005echo "libamr-nb support ${libamr_nb-no}"
2006echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2007echo "libdc1394 support ${libdc1394-no}"
690bfceb 2008echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2009echo "libfaac enabled ${libfaac-no}"
2010echo "libfaad enabled ${libfaad-no}"
7e0871a7 2011echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2012echo "libgsm enabled ${libgsm-no}"
2013echo "libmp3lame enabled ${libmp3lame-no}"
2014echo "libnut enabled ${libnut-no}"
f7cd9eed 2015echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2016echo "libtheora enabled ${libtheora-no}"
2017echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2018echo "libx264 enabled ${libx264-no}"
2019echo "libxvid enabled ${libxvid-no}"
0db2ce77 2020echo "zlib enabled ${zlib-no}"
f402916e 2021echo "bzlib enabled ${bzlib-no}"
2c62e737 2022echo
de6d9b64 2023
f7679c54 2024for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2025 echo "Enabled ${type}s:"
f65c9da1 2026 eval list=\$$(toupper $type)_LIST
8138b9db 2027 for part in $list; do
f65c9da1
MR
2028 enabled $part && echo ${part%_*}
2029 done | sort | pr -3 -t
2030 echo
8138b9db
RP
2031done
2032
ba321adb
JK
2033license="LGPL"
2034if enabled nonfree; then
2035 license="unredistributable"
2036elif enabled gpl; then
2037 license="GPL"
2038fi
2039
2040echo "License: $license"
ca5323af 2041
cf1392e9
DB
2042echo "Creating config.mak and config.h..."
2043
29799f8b
DB
2044echo "# Automatically generated by configure - do not modify!" > config.mak
2045echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2046echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2047echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2048echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2049
d921f03f 2050echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2051echo "prefix=$prefix" >> config.mak
22a324da
DB
2052echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2053echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2054echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2055echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2056echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2057echo "CC=$cc" >> config.mak
304d586d 2058echo "YASM=$yasmexe" >> config.mak
980fc7b8 2059echo "AR=$ar" >> config.mak
be7109c1 2060echo "RANLIB=$ranlib" >> config.mak
20369773 2061echo "LN_S=$ln_s" >> config.mak
87a0fb62 2062enabled stripping &&
3ae3b721 2063 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2064 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2065
a9b3f630 2066echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2067echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2068echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2069echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2070echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2071echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2072echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2073echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2074echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2075echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2076echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2077echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2078echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2079echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2080echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2081echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2082echo "SLIBSUF=$SLIBSUF" >> config.mak
2083echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2084echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2085echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2086
90be59ef 2087if enabled bigendian; then
7483e694
DB
2088 echo "WORDS_BIGENDIAN=yes" >> config.mak
2089 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2090fi
44161118 2091
90be59ef 2092if enabled sdl; then
7483e694
DB
2093 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2094 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2095fi
90be59ef 2096if enabled texi2html; then
7483e694 2097 echo "BUILD_DOC=yes" >> config.mak
146ea952 2098fi
5a872801 2099
719c8e00
MR
2100get_version(){
2101 name=$1
2102 file=$source_path/$2
147e7692
MR
2103 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2104 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2105 lcname=$(tolower $name)
2106 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2107 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2108}
2109
147e7692
MR
2110get_version LIBSWSCALE libswscale/swscale.h
2111get_version LIBPOSTPROC libpostproc/postprocess.h
2112get_version LIBAVCODEC libavcodec/avcodec.h
2113get_version LIBAVDEVICE libavdevice/avdevice.h
2114get_version LIBAVFORMAT libavformat/avformat.h
2115get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2116get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2117
5af4e0cc 2118if enabled shared; then
7483e694
DB
2119 echo "BUILD_SHARED=yes" >> config.mak
2120 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2121 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2122 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2123 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2124 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2125 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2126 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2127 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2128 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2129fi
d7e27559 2130echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2131echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2132
3d907e22
MR
2133print_config ARCH_ $TMPH config.mak $ARCH_LIST
2134print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2135print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2136 $DECODER_LIST \
2137 $ENCODER_LIST \
2138 $PARSER_LIST \
2139 $BSF_LIST \
2140 $DEMUXER_LIST \
2141 $MUXER_LIST \
f7679c54 2142 $FILTER_LIST \
7483e694
DB
2143 $PROTOCOL_LIST \
2144 $INDEV_LIST \
2145 $OUTDEV_LIST \
8ac17293 2146
c13e1abd
FH
2147echo "#define restrict $_restrict" >> $TMPH
2148
bd2216e4 2149if enabled small; then
7483e694 2150 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2151fi
2152
997baf01
MR
2153echo "SRC_PATH=\"$source_path\"" >> config.mak
2154echo "SRC_PATH_BARE=$source_path" >> config.mak
2155echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2156
8156056e 2157# Apparently it's not possible to portably echo a backslash.
3ae3b721 2158enabled asmalign_pot &&
7483e694 2159 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2160 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2161
b4d96ba2 2162echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2163
9c05103f
DB
2164echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2165
b7860763 2166# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2167cmp -s $TMPH config.h &&
2168 echo "config.h is unchanged" ||
2169 mv -f $TMPH config.h
3d204385 2170
cea0ac52 2171rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2172
165af439 2173# build tree in object directory if source path is different from current one
90be59ef 2174if enabled source_path_used; then
165af439 2175 DIRS="\
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DB
2176 doc \
2177 libavcodec \
2178 libavcodec/alpha \
2179 libavcodec/armv4l \
2180 libavcodec/bfin \
2181 libavcodec/i386 \
2182 libavcodec/mlib \
2183 libavcodec/ppc \
2184 libavcodec/sh4 \
2185 libavcodec/sparc \
52a9cf34 2186 libavdevice \
f7679c54 2187 libavfilter \
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DB
2188 libavformat \
2189 libavutil \
2190 libpostproc \
2191 libswscale \
2192 tests \
2193 tools \
2194 vhook \
2195 "
165af439 2196 FILES="\
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2197 Makefile \
2198 common.mak \
71c61f62 2199 subdir.mak \
7483e694
DB
2200 doc/texi2pod.pl \
2201 libavcodec/Makefile \
52a9cf34 2202 libavdevice/Makefile \
f7679c54 2203 libavfilter/Makefile \
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2204 libavformat/Makefile \
2205 libavutil/Makefile \
2206 libpostproc/Makefile \
2207 libswscale/Makefile \
2208 "
165af439 2209 for dir in $DIRS ; do
7483e694 2210 mkdir -p $dir
165af439
MR
2211 done
2212 for f in $FILES ; do
20369773 2213 $ln_s "$source_path/$f" $f
165af439
MR
2214 done
2215fi
def4272a 2216
def4272a 2217
d0674868 2218# build pkg-config files
def4272a 2219
d0674868
DB
2220pkgconfig_generate(){
2221name=$1
e426941d 2222shortname=${name#lib}
d0674868
DB
2223comment=$2
2224version=$3
2225libs=$4
2226requires=$5
25cd5cb3 2227cat <<EOF > $name/$name.pc
3e89171a 2228prefix=$prefix
a94e666c 2229exec_prefix=\${prefix}
f2b7382c 2230libdir=$libdir
7622778e 2231includedir=$incdir
def4272a 2232
d0674868
DB
2233Name: $name
2234Description: $comment
2235Version: $version
5dcfe9f8
AH
2236Requires: $(disabled shared && echo $requires)
2237Requires.private: $(enabled shared && echo $requires)
def4272a 2238Conflicts:
12701f6e
AH
2239Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2240Libs.private: $(enabled shared && echo $libs)
76a448ed 2241Cflags: -I\${includedir}
def4272a 2242EOF
25cd5cb3 2243cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2244prefix=
2245exec_prefix=
46d1ff83 2246libdir=\${pcfiledir}
1d44d365 2247includedir=${source_path}
def4272a 2248
d0674868
DB
2249Name: $name
2250Description: $comment
2251Version: $version
2252Requires: $requires
def4272a 2253Conflicts:
12701f6e 2254Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2255Cflags: -I\${includedir}
2256EOF
d0674868 2257}
def4272a 2258
e426941d 2259pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2260pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2261pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2262pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2263enabled avfilter &&
35a71f1d 2264 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2265enabled postproc &&
e426941d 2266 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2267if enabled swscale; then
e426941d 2268 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2269else
f436a23e 2270 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2271 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2272fi