Add missing dependencies for H.264 and VC-1 parsers.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
62560865
DB
72 echo
73 echo "Configuration options:"
e6b9d588
DB
74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
DB
76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
0a23c0bb
DB
79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
62560865
DB
81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
e6b9d588
DB
87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
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DB
92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
62560865
DB
98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
e90f5b5a 104 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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105 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
106 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
107 echo " --enable-beos-netserver enable BeOS netserver"
108 echo " --disable-encoder=NAME disable encoder NAME"
109 echo " --enable-encoder=NAME enable encoder NAME"
110 echo " --disable-encoders disable all encoders"
111 echo " --disable-decoder=NAME disable decoder NAME"
112 echo " --enable-decoder=NAME enable decoder NAME"
113 echo " --disable-decoders disable all decoders"
5666fd73
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114 echo " --disable-hwaccel=NAME disable hwaccel NAME"
115 echo " --enable-hwaccel=NAME enable hwaccel NAME"
116 echo " --disable-hwaccels disable all hwaccels"
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DB
117 echo " --disable-muxer=NAME disable muxer NAME"
118 echo " --enable-muxer=NAME enable muxer NAME"
119 echo " --disable-muxers disable all muxers"
120 echo " --disable-demuxer=NAME disable demuxer NAME"
121 echo " --enable-demuxer=NAME enable demuxer NAME"
122 echo " --disable-demuxers disable all demuxers"
123 echo " --enable-parser=NAME enable parser NAME"
124 echo " --disable-parser=NAME disable parser NAME"
125 echo " --disable-parsers disable all parsers"
126 echo " --enable-bsf=NAME enable bitstream filter NAME"
127 echo " --disable-bsf=NAME disable bitstream filter NAME"
128 echo " --disable-bsfs disable all bitstream filters"
129 echo " --enable-protocol=NAME enable protocol NAME"
130 echo " --disable-protocol=NAME disable protocol NAME"
131 echo " --disable-protocols disable all protocols"
132 echo " --disable-indevs disable input devices"
133 echo " --disable-outdevs disable output devices"
134 echo " --disable-devices disable all devices"
135 echo " --enable-filter=NAME enable filter NAME"
136 echo " --disable-filter=NAME disable filter NAME"
137 echo " --disable-filters disable all filters"
138 echo " --list-decoders show all available decoders"
139 echo " --list-encoders show all available encoders"
5666fd73 140 echo " --list-hwaccels show all available hardware accelerators"
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141 echo " --list-muxers show all available muxers"
142 echo " --list-demuxers show all available demuxers"
143 echo " --list-parsers show all available parsers"
144 echo " --list-protocols show all available protocols"
145 echo " --list-bsfs show all available bitstream filters"
146 echo " --list-indevs show all available input devices"
147 echo " --list-outdevs show all available output devices"
148 echo " --list-filters show all available filters"
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149 echo
150 echo "External library support:"
0a23c0bb 151 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc
CEH
152 echo " --enable-bzlib enable bzlib [autodetect]"
153 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
154 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
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DB
155 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
156 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 157 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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DB
158 echo " and libraw1394 [no]"
159 echo " --enable-libdirac enable Dirac support via libdirac [no]"
160 echo " --enable-libfaac enable FAAC support via libfaac [no]"
161 echo " --enable-libfaad enable FAAD support via libfaad [no]"
162 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
163 echo " --enable-libgsm enable GSM support via libgsm [no]"
164 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 165 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 166 echo " native (de)muxer exists [no]"
9a77d59a 167 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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168 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
169 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
170 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 171 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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172 echo " native implementation exists [no]"
173 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 174 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 175 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 176 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 177 echo " --enable-zlib enable zlib [autodetect]"
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178 echo ""
179 echo "Advanced options (experts only):"
180 echo " --source-path=PATH path to source code [$source_path]"
181 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 182 echo " --enable-cross-compile assume a cross-compiler is used"
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183 echo " --sysroot=PATH root of cross-build tree"
184 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 185 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
186 echo " --target-exec=CMD command to run executables on target"
187 echo " --target-path=DIR path to view of build directory on target"
89641463 188 echo " --nm=NM use nm tool"
313c46a6 189 echo " --as=AS use assembler AS [$as_default]"
15396d5c 190 echo " --cc=CC use C compiler CC [$cc_default]"
9da6609f
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191 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
192 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
193 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
194 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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195 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
196 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
197 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 198 echo " --extra-version=STRING version string suffix []"
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DB
199 echo " --build-suffix=SUFFIX library name suffix []"
200 echo " --arch=ARCH select architecture [$arch]"
201 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 202 echo " instruction selection, may crash on older CPUs)"
2b4c3615 203 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 204 echo " (requires enabling PMC)"
4f50c3d5 205 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 206 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 207 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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DB
208 echo " --disable-mmx disable MMX optimizations"
209 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 210 echo " --disable-sse disable SSE optimizations"
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DB
211 echo " --disable-ssse3 disable SSSE3 optimizations"
212 echo " --disable-armv5te disable armv5te optimizations"
213 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 214 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 215 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 216 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
217 echo " --disable-mmi disable MMI optimizations"
218 echo " --disable-neon disable neon optimizations"
219 echo " --disable-vis disable VIS optimizations"
7595a5e4 220 echo " --disable-yasm disable use of yasm assembler"
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221 echo
222 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 223 echo " --disable-debug disable debugging symbols"
b7d49373 224 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 225 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 226 echo " --disable-optimizations disable compiler optimizations"
0a622b98 227 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 228 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
229 echo ""
230 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 231 exit 0
74c53c2d 232}
cf9d24ad 233
57bd82d4 234log(){
2270b4b2 235 echo "$@" >> $logfile
57bd82d4
MR
236}
237
720c69da 238log_file(){
c8e9f801 239 log BEGIN $1
2270b4b2 240 pr -n -t $1 >> $logfile
c8e9f801
MR
241 log END $1
242}
243
2ba042a7 244echolog(){
c8e9f801 245 log "$@"
57bd82d4 246 echo "$@"
2ba042a7
MR
247}
248
249die(){
250 echolog "$@"
251 cat <<EOF
d326cf7f 252
2ba042a7
MR
253If you think configure made a mistake, make sure you are using the latest
254version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 255ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 256EOF
e155a21a 257 if disabled logging; then
2ba042a7 258 cat <<EOF
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259Rerun configure with logging enabled (do not use --disable-logging), and
260include the log this produces with your report.
2ba042a7
MR
261EOF
262 else
263cat <<EOF
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264Include the log file "$logfile" produced by configure as this will help
265solving the problem.
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266EOF
267 fi
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268 exit 1
269}
270
6c6007d6 271# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 272toupper(){
6c6007d6 273 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
274}
275
4a5444db 276tolower(){
6c6007d6 277 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
278}
279
14a8acf1
MR
280c_escape(){
281 echo "$*" | sed 's/["\\]/\\\0/g'
282}
283
a8d04fba
MR
284set_all(){
285 value=$1
286 shift
287 for var in $*; do
288 eval $var=$value
289 done
290}
291
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292set_weak(){
293 value=$1
294 shift
295 for var; do
296 eval : \${$var:=$value}
297 done
298}
299
799c9e9b
MR
300pushvar(){
301 for var in $*; do
302 eval level=\${${var}_level:=0}
303 eval ${var}_${level}="\$$var"
304 eval ${var}_level=$(($level+1))
305 done
306}
307
308popvar(){
309 for var in $*; do
310 eval level=\${${var}_level:-0}
311 test $level = 0 && continue
312 eval level=$(($level-1))
313 eval $var="\${${var}_${level}}"
314 eval ${var}_level=$level
315 eval unset ${var}_${level}
316 done
317}
318
a8d04fba
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319enable(){
320 set_all yes $*
321}
322
323disable(){
324 set_all no $*
325}
326
72a43668
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327enable_weak(){
328 set_weak yes $*
329}
330
331disable_weak(){
332 set_weak no $*
333}
334
72702705
MR
335enable_safe(){
336 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
337}
338
339disable_safe(){
340 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
341}
342
f9d328da
MR
343do_enable_deep(){
344 for var; do
345 enabled $var && continue
346 eval sel="\$${var}_select"
c510c7b5
MR
347 eval sgs="\$${var}_suggest"
348 pushvar var sgs
f9d328da 349 enable_deep $sel
c510c7b5
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350 popvar sgs
351 enable_deep_weak $sgs
f9d328da
MR
352 popvar var
353 done
354}
355
356enable_deep(){
357 do_enable_deep $*
358 enable $*
359}
360
72a43668
MR
361enable_deep_weak(){
362 do_enable_deep $*
363 enable_weak $*
364}
365
57bd82d4 366enabled(){
3250003c
MR
367 test "${1#!}" = "$1" && op== || op=!=
368 eval test "x\$${1#!}" $op "xyes"
44161118
MR
369}
370
37970ebf 371disabled(){
3250003c
MR
372 test "${1#!}" = "$1" && op== || op=!=
373 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
374}
375
44161118
MR
376enabled_all(){
377 for opt; do
378 enabled $opt || return 1
379 done
380}
381
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DB
382disabled_all(){
383 for opt; do
384 disabled $opt || return 1
385 done
386}
387
44161118
MR
388enabled_any(){
389 for opt; do
390 enabled $opt && return 0
391 done
392}
393
85bca2c5
DB
394disabled_any(){
395 for opt; do
396 disabled $opt && return 0
397 done
f7b230a7 398 return 1
85bca2c5
DB
399}
400
c9d19248
MR
401set_default(){
402 for opt; do
88268e94 403 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
404 done
405}
406
4a0d6686
AJ
407is_in(){
408 value=$1
409 shift
410 for var in $*; do
411 [ $var = $value ] && return 0
412 done
413 return 1
414}
415
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416check_deps(){
417 for cfg; do
3250003c 418 cfg="${cfg#!}"
799c9e9b
MR
419 enabled ${cfg}_checking && die "Circular dependency for $cfg."
420 disabled ${cfg}_checking && continue
421 enable ${cfg}_checking
422
30fd06be
MR
423 eval dep_all="\$${cfg}_deps"
424 eval dep_any="\$${cfg}_deps_any"
7ef3425f 425 eval dep_sel="\$${cfg}_select"
c510c7b5 426 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 427
c510c7b5
MR
428 pushvar cfg dep_all dep_any dep_sel dep_sgs
429 check_deps $dep_all $dep_any $dep_sel $dep_sgs
430 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 431
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MR
432 enabled_all $dep_all || disable $cfg
433 enabled_any $dep_any || disable $cfg
7ef3425f 434 disabled_any $dep_sel && disable $cfg
799c9e9b 435
4ec45764
RP
436 if enabled $cfg; then
437 eval dep_extralibs="\$${cfg}_extralibs"
438 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 439 enable_deep $dep_sel
c510c7b5 440 enable_deep_weak $dep_sgs
4ec45764
RP
441 fi
442
799c9e9b 443 disable ${cfg}_checking
30fd06be
MR
444 done
445}
446
44161118
MR
447print_config(){
448 pfx=$1
449 header=$2
450 makefile=$3
451 shift 3
452 for cfg; do
5e622c40 453 ucname="$(toupper $cfg)"
44161118 454 if enabled $cfg; then
3d907e22 455 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
456 echo "${pfx}${ucname}=yes" >> $makefile
457 else
b250f9c6 458 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
459 fi
460 done
57bd82d4
MR
461}
462
463flags_saved(){
2270b4b2 464 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
465}
466
dcd479c0 467save_flags(){
57bd82d4 468 flags_saved && return
dcd479c0
MR
469 SAVE_CFLAGS="$CFLAGS"
470 SAVE_LDFLAGS="$LDFLAGS"
471 SAVE_extralibs="$extralibs"
472}
473
474restore_flags(){
f5d28d10 475 flags_saved || return
dcd479c0
MR
476 CFLAGS="$SAVE_CFLAGS"
477 LDFLAGS="$SAVE_LDFLAGS"
478 extralibs="$SAVE_extralibs"
479 unset SAVE_CFLAGS
480 unset SAVE_LDFLAGS
481 unset SAVE_extralibs
482}
483
484temp_cflags(){
485 save_flags
486 CFLAGS="$CFLAGS $*"
487}
488
489temp_ldflags(){
490 save_flags
491 LDFLAGS="$LDFLAGS $*"
492}
493
494temp_extralibs(){
495 save_flags
496 extralibs="$extralibs $*"
497}
498
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MR
499append(){
500 var=$1
501 shift
502 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
503 eval "$var=\"\$$var $*\""
504}
505
506add_cflags(){
507 append CFLAGS "$@"
508}
509
510add_ldflags(){
511 append LDFLAGS "$@"
512}
513
514add_extralibs(){
515 append extralibs "$@"
516}
517
b0cfb663 518check_cmd(){
b3cb5d51 519 log "$@"
2270b4b2 520 "$@" >> $logfile 2>&1
b0cfb663
MR
521}
522
dcd479c0 523check_cc(){
57bd82d4 524 log check_cc "$@"
2270b4b2 525 cat > $TMPC
720c69da 526 log_file $TMPC
b0cfb663 527 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
528}
529
530check_cpp(){
531 log check_cpp "$@"
2270b4b2 532 cat > $TMPC
720c69da 533 log_file $TMPC
b0cfb663 534 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
535}
536
f65883c8
MR
537check_as(){
538 log check_as "$@"
539 cat > $TMPC
540 log_file $TMPC
541 check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC
542}
543
940f335a
MR
544check_asm(){
545 log check_asm "$@"
546 name="$1"
547 asm="$2"
548 shift 2
f65883c8 549 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 550void foo(void){ __asm__ volatile($asm); }
940f335a
MR
551EOF
552}
553
304d586d
LM
554check_yasm(){
555 log check_yasm "$@"
556 echo "$1" > $TMPS
557 log_file $TMPS
558 shift 1
559 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
560}
561
dcd479c0 562check_ld(){
57bd82d4 563 log check_ld "$@"
0607887f 564 check_cc || return
3155a644
MR
565 flags=''
566 libs=''
567 for f; do
568 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
569 done
570 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
571}
572
573check_cflags(){
57bd82d4
MR
574 log check_cflags "$@"
575 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
576int x;
577EOF
578}
579
580check_ldflags(){
57bd82d4
MR
581 log check_ldflags "$@"
582 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 583int main(void){ return 0; }
dcd479c0
MR
584EOF
585}
586
587check_header(){
57bd82d4 588 log check_header "$@"
dcd479c0
MR
589 header=$1
590 shift
b77df637
MR
591 disable_safe $header
592 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
593#include <$header>
594int x;
595EOF
596}
597
598check_func(){
57bd82d4 599 log check_func "$@"
dcd479c0
MR
600 func=$1
601 shift
d8bc5f06
MR
602 disable $func
603 check_ld "$@" <<EOF && enable $func
dcd479c0 604extern int $func();
c23a0ac8 605int main(void){ $func(); }
dcd479c0
MR
606EOF
607}
608
2446d3d6
DB
609check_func_headers(){
610 log check_func_headers "$@"
f8d7b072
MR
611 headers=$1
612 func=$2
613 shift 2
614 disable $func
615 incs=""
616 for hdr in $headers; do
617 incs="$incs
618#include <$hdr>"
619 done
cd0d9a9d 620 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 621$incs
d6773f56 622int main(int argc, char **argv){
f8d7b072
MR
623 (void) $func;
624 return 0;
625}
626EOF
627}
628
a5344cf7
SS
629check_cpp_condition(){
630 log check_cpp_condition "$@"
631 header=$1
632 condition=$2
633 check_cpp <<EOF
634#include <$header>
635#if !($condition)
636#error "unsatisfied condition: $condition"
637#endif
638EOF
639}
640
57bd82d4
MR
641check_lib(){
642 log check_lib "$@"
643 header="$1"
644 func="$2"
645 shift 2
fcfcde17
MR
646 temp_extralibs "$@"
647 check_header $header && check_func $func && add_extralibs "$@"
648 err=$?
649 restore_flags
650 return $err
57bd82d4
MR
651}
652
f8d7b072
MR
653check_lib2(){
654 log check_lib2 "$@"
655 headers="$1"
656 func="$2"
657 shift 2
658 temp_extralibs "$@"
2446d3d6 659 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
660 err=$?
661 restore_flags
662 return $err
663}
664
dcd479c0 665check_exec(){
2270b4b2 666 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
667}
668
7dfef245 669check_exec_crash(){
5e622c40 670 code=$(cat)
7dfef245
MR
671
672 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
673 # are safe but may not be available everywhere. Thus we use
674 # raise(SIGTERM) instead. The check is run in a subshell so we
675 # can redirect the "Terminated" message from the shell. SIGBUS
676 # is not defined by standard C so it is used conditionally.
677
2270b4b2 678 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
679#include <signal.h>
680static void sighandler(int sig){
681 raise(SIGTERM);
682}
e5af4a11 683int main(void){
7dfef245
MR
684 signal(SIGILL, sighandler);
685 signal(SIGFPE, sighandler);
686 signal(SIGSEGV, sighandler);
687#ifdef SIGBUS
688 signal(SIGBUS, sighandler);
689#endif
690 { $code }
691}
692EOF
693}
694
72be9e73
DY
695check_type(){
696 log check_type "$@"
697 headers=$1
698 type=$2
699 shift 2
700 disable $type
701 incs=""
702 for hdr in $headers; do
703 incs="$incs
704#include <$hdr>"
705 done
706 check_cc "$@" <<EOF && enable $type
707$incs
708$type v;
709EOF
710}
711
57bd82d4
MR
712require(){
713 name="$1"
714 header="$2"
715 func="$3"
716 shift 3
717 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
718}
719
f8d7b072
MR
720require2(){
721 name="$1"
722 headers="$2"
723 func="$3"
724 shift 3
725 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
726}
727
eea50282
MR
728check_foo_config(){
729 cfg=$1
730 pkg=$2
731 header=$3
732 func=$4
733 shift 4
734 disable $cfg
735 check_cmd ${pkg}-config --version
736 err=$?
737 if test "$err" = 0; then
5e622c40
DB
738 temp_cflags $(${pkg}-config --cflags)
739 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
740 check_lib "$@" $header $func && enable $cfg
741 fi
742 return $err
743}
744
c505dd31
MR
745apply(){
746 file=$1
747 shift
748 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
749}
750
dcd61286
DB
751# CONFIG_LIST contains configurable options, while HAVE_LIST is for
752# system-dependent things.
753
4a0d6686
AJ
754COMPONENT_LIST="
755 bsfs
756 decoders
757 demuxers
758 encoders
3cde40aa 759 filters
5666fd73 760 hwaccels
c552605c 761 indevs
4a0d6686 762 muxers
c552605c 763 outdevs
4a0d6686
AJ
764 parsers
765 protocols
766"
767
768CONFIG_LIST="
769 $COMPONENT_LIST
e8ed9b7a 770 aandct
f7679c54
VS
771 avfilter
772 avfilter_lavf
c88f5d72
MR
773 avisynth
774 beos_netserver
f402916e 775 bzlib
27a9466b 776 fastdiv
c88f5d72
MR
777 ffmpeg
778 ffplay
779 ffserver
1848f7d9 780 fft
4f034993 781 golomb
c88f5d72 782 gpl
ecfc4f44 783 gprof
d8d0d0b2 784 gray
3abe5fbd 785 hardcoded_tables
c88f5d72 786 ipv6
f5a756ef
DB
787 libamr_nb
788 libamr_wb
f7b8bffe 789 libdc1394
690bfceb 790 libdirac
2eed5a46
DB
791 libfaac
792 libfaad
793 libfaadbin
c88f5d72 794 libgsm
6ebe07fb 795 libmp3lame
c88f5d72 796 libnut
0b175caa
DB
797 libopencore_amrnb
798 libopencore_amrwb
9a77d59a 799 libopenjpeg
f7cd9eed 800 libschroedinger
ae14f311 801 libspeex
150d2772 802 libtheora
c88f5d72 803 libvorbis
1cc60c47
DB
804 libx264
805 libxvid
47a158cb 806 mdct
c88f5d72 807 memalign_hack
a8150374 808 mlib
c88f5d72
MR
809 mpegaudio_hp
810 network
3fe142e2 811 nonfree
4a24ab64 812 postproc
2b4c3615 813 powerpc_perf
68602540 814 rdft
e90f5b5a 815 runtime_cpudetect
2e35e684 816 shared
bd2216e4 817 small
2e35e684 818 static
a9ddb5b1 819 swscale_alpha
9cad0e4e 820 version3
56a059ac 821 x11grab
c88f5d72 822 zlib
4a0d6686 823"
c88f5d72 824
8eee7025
DB
825THREADS_LIST='
826 beosthreads
d22e8442 827 os2threads
8eee7025
DB
828 pthreads
829 w32threads
830'
831
3f5b56e5
MR
832ARCH_LIST='
833 alpha
a2fc0f6a 834 arm
3f5b56e5
MR
835 bfin
836 ia64
837 m68k
838 mips
bae3abb0 839 mips64
3f5b56e5 840 parisc
79cb09b2 841 ppc
34d11b87 842 ppc64
3f5b56e5
MR
843 s390
844 sh4
845 sparc
846 sparc64
847 x86
848 x86_32
849 x86_64
850'
851
852ARCH_EXT_LIST='
1ac9331a 853 altivec
3bf96eec 854 amd3dnow
a1ef9f08 855 amd3dnowext
1ac9331a 856 armv5te
edab3048 857 armv6
ab5cb084 858 armv6t2
f55b299a 859 armvfp
3f5b56e5
MR
860 iwmmxt
861 mmi
862 mmx
d7f0920b 863 mmx2
6b18d278 864 neon
799fde37 865 ppc4xx
1bb04d5a 866 sse
9eeed841 867 ssse3
bd9d34a0 868 vis
3f5b56e5
MR
869'
870
871HAVE_LIST="
872 $ARCH_EXT_LIST
873 $THREADS_LIST
35fd8122 874 alsa_asoundlib_h
3f5b56e5 875 altivec_h
c9fdab0d 876 arpa_inet_h
08a85a59 877 bigendian
6bd859d6 878 bswap
ecf97f22 879 closesocket
1ac9331a 880 cmov
e16e49ac 881 conio_h
c88f5d72 882 dcbzl
f8aa696f
DB
883 dev_bktr_ioctl_bt848_h
884 dev_bktr_ioctl_meteor_h
885 dev_ic_bt8xx_h
886 dev_video_meteor_ioctl_meteor_h
887 dev_video_bktr_ioctl_bt848_h
18b67ae5 888 dlfcn_h
c88f5d72 889 dlopen
bc574408 890 dos_paths
245626d0
DB
891 ebp_available
892 ebx_available
c2a29455 893 fast_64bit
7073e9fc 894 fast_cmov
7b829d2a 895 fast_unaligned
9d99cc5a 896 fork
da9e86f8 897 gethrtime
4e68cb8a 898 GetProcessTimes
66be5b45 899 getrusage
2e1913b1 900 inet_aton
61d251db 901 inline_asm
9f5ff83f 902 ldbrx
0b4a1821
AS
903 libdc1394_1
904 libdc1394_2
a33cab3a 905 llrint
85dd97ad 906 loongson
a33cab3a 907 lrint
c88f5d72 908 lrintf
e4673692 909 lzo1x_999_compress
f8aa696f
DB
910 machine_ioctl_bt848_h
911 machine_ioctl_meteor_h
c88f5d72
MR
912 malloc_h
913 memalign
6ffa87d3 914 mkstemp
b4e806b2 915 pld
1f91cdce 916 posix_memalign
a33cab3a
MK
917 round
918 roundf
c88f5d72
MR
919 sdl
920 sdl_video_size
b507ebd1 921 setmode
72be9e73 922 socklen_t
deb29777 923 soundcard_h
f8cda19e 924 poll_h
b58412f1 925 sys_mman_h
b091aa44 926 sys_resource_h
81644c2e 927 sys_select_h
deb29777 928 sys_soundcard_h
1b6e8b73 929 sys_videoio_h
d3a4b4e0 930 ten_operands
e16e49ac 931 termios_h
b265431e 932 threads
7b04b8a0 933 truncf
7c5bfe7a 934 VirtualAlloc
6ff3f3e7 935 winsock2_h
cc078b5d 936 xform_asm
304d586d 937 yasm
0cb78cef 938"
44161118 939
b6bb00b0
MR
940# options emitted with CONFIG_ prefix but not available on command line
941CONFIG_EXTRA="
9cad0e4e
DB
942 gplv3
943 lgplv3
b6bb00b0
MR
944"
945
520cc7f1 946CMDLINE_SELECT="
3f5b56e5 947 $ARCH_EXT_LIST
520cc7f1 948 $CONFIG_LIST
8eee7025 949 $THREADS_LIST
db6107b6 950 cross_compile
520cc7f1
MR
951 debug
952 extra_warnings
8c6afa4d 953 logging
d2bbb2f7 954 optimizations
87a0fb62 955 stripping
7595a5e4 956 yasm
520cc7f1 957"
426be5dc
DB
958
959PATHS_LIST='
d156bede 960 bindir
14a8acf1 961 datadir
26759c44
MR
962 incdir
963 libdir
26759c44
MR
964 mandir
965 prefix
966 shlibdir
426be5dc
DB
967'
968
969CMDLINE_SET="
970 $PATHS_LIST
971 arch
313c46a6 972 as
426be5dc
DB
973 build_suffix
974 cc
975 cpu
976 cross_prefix
ac63af34 977 extra_version
9da6609f
MR
978 host_cc
979 host_cflags
980 host_ldflags
981 host_libs
82bb3329 982 host_os
426be5dc 983 logfile
89641463 984 nm
26759c44 985 source_path
c5200f17
MR
986 sysinclude
987 sysroot
a7ada2ba 988 target_exec
26759c44 989 target_os
a7ada2ba 990 target_path
426be5dc 991"
520cc7f1 992
912f3148
DB
993# code dependency declarations
994
9eeed841 995# architecture extensions
79cb09b2 996altivec_deps="ppc"
3bf96eec 997amd3dnow_deps="mmx"
a1ef9f08 998amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
999armv5te_deps="arm"
1000armv6_deps="arm"
ab5cb084 1001armv6t2_deps="arm"
a2fc0f6a
MR
1002armvfp_deps="arm"
1003iwmmxt_deps="arm"
e241ba14 1004mmi_deps="mips"
9eeed841 1005mmx_deps="x86"
75aa95a6 1006mmx2_deps="mmx"
a2fc0f6a 1007neon_deps="arm"
799fde37 1008ppc4xx_deps="ppc"
75aa95a6
DB
1009sse_deps="mmx"
1010ssse3_deps="sse"
bd9d34a0 1011vis_deps="sparc"
9eeed841 1012
5666fd73 1013# decoders / encoders / hardware accelerators
47a158cb 1014aac_decoder_select="fft mdct"
47a158cb
MR
1015ac3_decoder_select="fft mdct"
1016atrac3_decoder_select="fft mdct"
4f034993 1017cavs_decoder_select="golomb"
47a158cb 1018cook_decoder_select="fft mdct"
2eef7c62 1019cscd_decoder_suggest="zlib"
47a158cb 1020dca_decoder_select="fft mdct"
e8ed9b7a 1021dnxhd_encoder_select="aandct"
2eef7c62 1022dxa_decoder_select="zlib"
47a158cb 1023eac3_decoder_select="fft mdct"
e8ed9b7a 1024eatgq_decoder_select="aandct"
d52b39c7 1025eatqi_decoder_select="aandct"
4f034993
MR
1026ffv1_decoder_select="golomb"
1027flac_decoder_select="golomb"
1028flac_encoder_select="golomb"
2eef7c62
AJ
1029flashsv_decoder_select="zlib"
1030flashsv_encoder_select="zlib"
e8ed9b7a
DB
1031flv_encoder_select="aandct"
1032h261_encoder_select="aandct"
1033h263_encoder_select="aandct"
ff418735 1034h263_vaapi_hwaccel_deps="va_va_h"
e8ed9b7a 1035h263p_encoder_select="aandct"
4f034993 1036h264_decoder_select="golomb"
ff418735 1037h264_vaapi_hwaccel_deps="va_va_h"
711dae77 1038h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb 1039imc_decoder_select="fft mdct"
4f034993
MR
1040jpegls_decoder_select="golomb"
1041jpegls_encoder_select="golomb"
e8ed9b7a 1042ljpeg_encoder_select="aandct"
4f034993 1043loco_decoder_select="golomb"
e8ed9b7a
DB
1044mjpeg_encoder_select="aandct"
1045mpeg1video_encoder_select="aandct"
1046mpeg2video_encoder_select="aandct"
1047mpeg4_encoder_select="aandct"
711dae77
DB
1048mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1049mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
ff418735
GB
1050mpeg2_vaapi_hwaccel_deps="va_va_h"
1051mpeg4_vaapi_hwaccel_deps="va_va_h"
8f6f050a 1052mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1053msmpeg4v1_encoder_select="aandct"
1054msmpeg4v2_encoder_select="aandct"
1055msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1056nellymoser_decoder_select="fft mdct"
1057nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1058png_decoder_select="zlib"
1059png_encoder_select="zlib"
63cae55d 1060qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1061rv10_encoder_select="aandct"
1062rv20_encoder_select="aandct"
d52b39c7
AJ
1063rv30_decoder_select="golomb"
1064rv40_decoder_select="golomb"
4f034993
MR
1065shorten_decoder_select="golomb"
1066sonic_decoder_select="golomb"
1067sonic_encoder_select="golomb"
1068sonic_ls_encoder_select="golomb"
1069svq3_decoder_select="golomb"
bee2eac5 1070svq3_decoder_suggest="zlib"
2eef7c62
AJ
1071tiff_decoder_suggest="zlib"
1072tiff_encoder_suggest="zlib"
1073tscc_decoder_select="zlib"
ff418735 1074vc1_vaapi_hwaccel_deps="va_va_h"
711dae77 1075vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb
MR
1076vorbis_decoder_select="fft mdct"
1077vorbis_encoder_select="fft mdct"
1078wmav1_decoder_select="fft mdct"
1079wmav1_encoder_select="fft mdct"
1080wmav2_decoder_select="fft mdct"
1081wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1082wmv1_encoder_select="aandct"
1083wmv2_encoder_select="aandct"
ff418735 1084wmv3_vaapi_hwaccel_deps="va_va_h"
711dae77 1085wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2eef7c62
AJ
1086zlib_decoder_select="zlib"
1087zlib_encoder_select="zlib"
1088zmbv_decoder_select="zlib"
1089zmbv_encoder_select="zlib"
30fd06be 1090
912f3148 1091# external libraries
f5a756ef
DB
1092libamr_nb_decoder_deps="libamr_nb"
1093libamr_nb_encoder_deps="libamr_nb"
1094libamr_wb_decoder_deps="libamr_wb"
1095libamr_wb_encoder_deps="libamr_wb"
1b71f045 1096libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1097libdirac_encoder_deps="libdirac"
c9171a83 1098libfaac_encoder_deps="libfaac"
69ddbd1d 1099libfaad_decoder_deps="libfaad"
4ec45764 1100libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1101libgsm_decoder_deps="libgsm"
1102libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1103libgsm_ms_decoder_deps="libgsm"
1104libgsm_ms_encoder_deps="libgsm"
1cc60c47 1105libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1106libopencore_amrnb_decoder_deps="libopencore_amrnb"
1107libopencore_amrnb_encoder_deps="libopencore_amrnb"
1108libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1109libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1110libschroedinger_decoder_deps="libschroedinger"
1111libschroedinger_encoder_deps="libschroedinger"
ae14f311 1112libspeex_decoder_deps="libspeex"
150d2772 1113libtheora_encoder_deps="libtheora"
b0caf888 1114libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1115libx264_encoder_deps="libx264"
1116libxvid_encoder_deps="libxvid"
30fd06be 1117
912f3148 1118# demuxers / muxers
03a76ba9 1119ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1120alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1121alsa_demuxer_extralibs="-lasound"
1122alsa_muxer_deps="alsa_asoundlib_h"
1123alsa_muxer_extralibs="-lasound"
50383e88 1124audio_beos_demuxer_deps="audio_beos"
4ec45764 1125audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1126audio_beos_muxer_deps="audio_beos"
4ec45764 1127audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1128avisynth_demuxer_deps="avisynth"
73483024 1129bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1130dirac_demuxer_deps="dirac_parser"
fe9bb347 1131dv1394_demuxer_deps="dv1394 dv_demuxer"
80ff8a16
OG
1132jack_demuxer_deps="jack_jack_h"
1133jack_demuxer_extralibs="-ljack"
f7b8bffe 1134libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1135libnut_demuxer_deps="libnut"
1136libnut_muxer_deps="libnut"
2eef7c62
AJ
1137matroska_demuxer_suggest="zlib bzlib"
1138mov_demuxer_suggest="zlib"
4bd8e17c 1139mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1140oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1141oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1142redir_demuxer_deps="network"
8eb793c4 1143rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1144rtsp_demuxer_deps="sdp_demuxer"
1145sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1146v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1147v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1148vfwcap_demuxer_deps="capCreateCaptureWindow"
1149vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1150x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1151x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1152
912f3148 1153# protocols
3fff6382 1154gopher_protocol_deps="network"
c08fb000
AB
1155http_protocol_deps="network"
1156rtp_protocol_deps="udp_protocol"
1157tcp_protocol_deps="network"
1158udp_protocol_deps="network"
1159
f7679c54 1160# filters
81124ba0 1161movie_filter_deps="avfilter_lavf"
f7679c54 1162
912f3148 1163# programs
fa859b4d 1164ffplay_deps="sdl"
6ad42348 1165ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1166ffserver_extralibs='$ldl'
a2830dca 1167
912f3148 1168
de6d9b64 1169# default parameters
8a608357 1170
2ba042a7 1171logfile="config.err"
8a608357
MR
1172
1173# installation paths
c9d19248
MR
1174prefix_default="/usr/local"
1175bindir_default='${prefix}/bin'
14a8acf1 1176datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1177incdir_default='${prefix}/include'
1178libdir_default='${prefix}/lib'
1179mandir_default='${prefix}/share/man'
1180shlibdir_default="$libdir_default"
8a608357
MR
1181
1182# toolchain
11e6d03a 1183ar="ar"
13c7df3d 1184cc_default="gcc"
9da6609f 1185host_cc_default="gcc"
11e6d03a 1186ln_s="ln -sf"
89641463 1187nm_default="nm"
11e6d03a 1188objformat="elf"
be7109c1 1189ranlib="ranlib"
0f3cb305 1190strip="strip"
11e6d03a 1191yasmexe="yasm"
8a608357
MR
1192
1193# machine
5e622c40 1194arch=$(uname -m)
38d0a8aa 1195cpu="generic"
8a608357 1196
8a608357 1197# OS
4f854758 1198target_os=$(tolower $(uname -s))
82bb3329 1199host_os=$target_os
8a608357 1200
8a608357 1201# configurable options
497237c7 1202enable debug
aa033b1e 1203enable fastdiv
497237c7
RP
1204enable ffmpeg
1205enable ffplay
1206enable ffserver
1207enable ipv6
497237c7
RP
1208enable mpegaudio_hp
1209enable network
8400d6b8 1210enable optimizations
497237c7 1211enable protocols
530dc538 1212enable static
87a0fb62 1213enable stripping
a9ddb5b1 1214enable swscale_alpha
8a608357 1215
8a608357 1216# build settings
11a9d3e8 1217add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1218SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1219FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1220LIBPREF="lib"
1221LIBSUF=".a"
c5f14466
RP
1222FULLNAME='$(NAME)$(BUILDSUF)'
1223LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1224SLIBPREF="lib"
1225SLIBSUF=".so"
c5f14466 1226SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1227SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1228SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1229LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1230
9da6609f
MR
1231host_cflags='-O3 -g -Wall'
1232host_libs='-lm'
1233
a7ada2ba
MR
1234target_path='.'
1235
0d7dca36
DB
1236# gcc stupidly only outputs the basename of targets with -MM, but we need the
1237# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1238DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1239
c597172e 1240# find source path
5e622c40 1241source_path="$(dirname "$0")"
497237c7 1242enable source_path_used
c597172e 1243if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1244 source_path="$(pwd)"
497237c7 1245 disable source_path_used
c597172e 1246else
5e622c40 1247 source_path="$(cd "$source_path"; pwd)"
c597172e 1248 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1249 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1250 test -e "$source_path/config.h" &&
1251 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1252fi
1253
13cbe2c0
MR
1254for v in "$@"; do
1255 r="${v#*=}"
1256 l="${v%$r}"
1257 test "$r" = "${r#* }" || r="'$r'"
1258 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1259done
c597172e 1260
73ef8980
MR
1261find_things(){
1262 thing=$1
1263 pattern=$2
1264 file=$source_path/$3
932ccf39 1265 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1266}
1267
1268ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1269DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1270HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1271PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1272BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1273MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1274DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1275OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1276INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1277PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1278FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1279
7483e694
DB
1280enable $ARCH_EXT_LIST \
1281 $DECODER_LIST \
1282 $ENCODER_LIST \
5666fd73 1283 $HWACCEL_LIST \
7483e694
DB
1284 $PARSER_LIST \
1285 $BSF_LIST \
1286 $DEMUXER_LIST \
1287 $MUXER_LIST \
f7679c54 1288 $FILTER_LIST \
7483e694
DB
1289 $PROTOCOL_LIST \
1290 $INDEV_LIST \
1291 $OUTDEV_LIST \
c597172e
MR
1292
1293die_unknown(){
1294 echo "Unknown option \"$1\"."
1295 echo "See $0 --help for available options."
1296 exit 1
1297}
1298
794f8e97 1299show_list() {
bf0c4afa
RP
1300 suffix=_$1
1301 shift
1302 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1303 exit 0
1304}
1305
c597172e 1306for opt do
7483e694
DB
1307 optval="${opt#*=}"
1308 case "$opt" in
0f010b2f 1309 --extra-cflags=*) add_cflags $optval
7483e694 1310 ;;
0f010b2f 1311 --extra-ldflags=*) add_ldflags $optval
7483e694 1312 ;;
0f010b2f 1313 --extra-libs=*) add_extralibs $optval
7483e694 1314 ;;
8fb1cb58 1315 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1316 ;;
40bcf4c7
BL
1317 --enable-debug=*) debuglevel="$optval"
1318 ;;
7483e694 1319 --enable-*=*|--disable-*=*)
5e622c40 1320 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1321 case "$thing" in
5666fd73 1322 encoder|decoder|hwaccel|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1323 *) die_unknown "$opt" ;;
1324 esac
1325 ;;
1326 --enable-?*|--disable-?*)
5e622c40 1327 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55
MR
1328 if is_in $option $COMPONENT_LIST; then
1329 eval $action \$$(toupper ${option%s})_LIST
1330 elif is_in $option $CMDLINE_SELECT; then
1331 $action $option
1332 else
1333 die_unknown $opt
1334 fi
7483e694
DB
1335 ;;
1336 --list-*)
1337 NAME="${opt#--list-}"
1338 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1339 NAME=${NAME%s}
1340 eval show_list $NAME \$$(toupper $NAME)_LIST
1341 ;;
1342 --help|-h) show_help
1343 ;;
1344 *)
884a36a7 1345 optname="${opt%%=*}"
26759c44
MR
1346 optname="${optname#--}"
1347 optname=$(echo "$optname" | sed 's/-/_/g')
1348 is_in $optname $CMDLINE_SET || die_unknown $opt
1349 eval $optname='$optval'
7483e694
DB
1350 ;;
1351 esac
c597172e
MR
1352done
1353
bcea99bb
MR
1354disabled logging && logfile=/dev/null
1355
13cbe2c0 1356echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1357set >> $logfile
1358
9da6609f
MR
1359test -n "$cross_prefix" && enable cross_compile
1360
adb2b908 1361ar="${cross_prefix}${ar}"
11e6d03a 1362cc_default="${cross_prefix}${cc_default}"
20e0ed95 1363nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1364ranlib="${cross_prefix}${ranlib}"
1365strip="${cross_prefix}${strip}"
1366
c5200f17
MR
1367sysinclude_default="${sysroot}/usr/include"
1368
75800dce
MR
1369set_default cc nm sysinclude
1370as_default=$cc
9da6609f
MR
1371enabled cross_compile || host_cc_default=$cc
1372set_default host_cc
13c7df3d 1373
82bb3329
MR
1374exesuf() {
1375 case $1 in
1376 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1377 esac
1378}
1379
1380EXESUF=$(exesuf $target_os)
1381HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1382
e4e69e0b 1383# set temporary file name
a49d42c2 1384: ${TMPDIR:=$TEMPDIR}
c51fafa1 1385: ${TMPDIR:=$TMP}
a49d42c2 1386: ${TMPDIR:=/tmp}
e4e69e0b 1387
54460a83
MR
1388if ! check_cmd type mktemp; then
1389 # simple replacement for missing mktemp
1390 # NOT SAFE FOR GENERAL USE
1391 mktemp(){
1392 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1393 }
1394fi
1395
1396tmpfile(){
1397 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1398 (set -C; exec > $tmp) 2>/dev/null ||
1399 die "Unable to create temoporary file in $TMPDIR."
1400 append TMPFILES $tmp
1401 eval $1=$tmp
1402}
1403
1404trap 'rm -f -- $TMPFILES' EXIT
1405trap exit HUP INT TERM
1406
1407tmpfile TMPC .c
1408tmpfile TMPE $EXESUF
1409tmpfile TMPH .h
1410tmpfile TMPO .o
1411tmpfile TMPS .S
1412tmpfile TMPSH .sh
1413
1414unset -f mktemp
e4e69e0b 1415
993f2d0f
MR
1416# make sure we can execute files in $TMPDIR
1417cat > $TMPSH 2>> $logfile <<EOF
1418#! /bin/sh
1419EOF
1420chmod +x $TMPSH >> $logfile 2>&1
1421if ! $TMPSH >> $logfile 2>&1; then
1422 cat <<EOF
1423Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1424variable to another directory and make sure that it is not mounted noexec.
1425EOF
1426 die "Sanity test failed."
1427fi
993f2d0f 1428
3a636b6f 1429if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1430 cc_type=gcc
1431elif $cc --version 2>/dev/null | grep -q Intel; then
1432 cc_type=icc
1433elif $cc -v 2>&1 | grep -q xlc; then
1434 cc_type=xlc
df442a8d
MR
1435elif $cc -V 2>/dev/null | grep -q Compaq; then
1436 cc_type=ccc
1437 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1438 debuglevel=3
df442a8d 1439 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1440elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1441 test -d "$sysroot" || die "No valid sysroot specified."
1442 cc_type=armcc
1443 armcc_conf="$PWD/armcc.conf"
1444 $cc --arm_linux_configure \
1445 --arm_linux_config_file="$armcc_conf" \
1446 --configure_sysroot="$sysroot" \
1447 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1448 die "Error creating armcc configuration file."
1449 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1450 as_default="${cross_prefix}gcc"
629687f6
MR
1451fi
1452
1453test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1454
75800dce
MR
1455set_default as
1456
154d432c
MR
1457if test -n "$sysroot"; then
1458 case "$cc_type" in
1459 gcc)
1460 add_cflags --sysroot="$sysroot"
1461 add_ldflags --sysroot="$sysroot"
1462 ;;
1463 esac
1464fi
1465
993f2d0f
MR
1466# compiler sanity check
1467check_exec <<EOF
1468int main(void){ return 0; }
1469EOF
1470if test "$?" != 0; then
1471 echo "$cc is unable to create an executable file."
1472 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1473 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1474 echo "Only do this if you know what cross compiling means."
1475 fi
1476 die "C compiler test failed."
1477fi
1478
e9b9a2f8 1479check_cflags -std=c99
9d821fc2
DB
1480check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1481#include <stdlib.h>
1482EOF
1483check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1484#include <stdlib.h>
1485EOF
e9b9a2f8 1486
b24dbcbd 1487case "$arch" in
b24dbcbd
RP
1488 alpha)
1489 arch="alpha"
1490 enable fast_64bit
c0a02a3e 1491 check_cflags -mieee
b24dbcbd 1492 ;;
cfdb6148
MR
1493 arm|armv[4567]*l)
1494 arch="arm"
b24dbcbd 1495 ;;
f4870943
MR
1496 avr32)
1497 ;;
cfdb6148
MR
1498 bfin)
1499 arch="bfin"
1500 ;;
1501 ia64)
1502 arch="ia64"
b24dbcbd 1503 enable fast_64bit
cfdb6148
MR
1504 ;;
1505 m68k)
1506 arch="m68k"
b24dbcbd 1507 ;;
de3a1240 1508 mips|mipsel|IP*)
b24dbcbd
RP
1509 arch="mips"
1510 ;;
de3a1240
DB
1511 mips64)
1512 arch="mips"
bae3abb0 1513 subarch="mips64"
de3a1240
DB
1514 enable fast_64bit
1515 ;;
61597a98 1516 parisc|hppa)
b24dbcbd
RP
1517 arch="parisc"
1518 ;;
61597a98 1519 parisc64|hppa64)
b24dbcbd
RP
1520 arch="parisc"
1521 enable fast_64bit
1522 ;;
cfdb6148
MR
1523 "Power Macintosh"|ppc|powerpc)
1524 arch="ppc"
1525 enable fast_unaligned
1526 ;;
1527 ppc64)
1528 arch="ppc"
34d11b87 1529 subarch="ppc64"
cfdb6148
MR
1530 enable fast_64bit
1531 enable fast_unaligned
1532 ;;
b24dbcbd
RP
1533 s390|s390x)
1534 arch="s390"
1535 ;;
cfdb6148
MR
1536 sh4|sh)
1537 arch="sh4"
b24dbcbd 1538 ;;
cfdb6148
MR
1539 sparc)
1540 arch="sparc"
1541 ;;
1542 sun4u|sparc64)
1543 arch="sparc"
1544 subarch="sparc64"
b24dbcbd
RP
1545 enable fast_64bit
1546 ;;
cfdb6148
MR
1547 i386|i486|i586|i686|i86pc|BePC)
1548 arch="x86"
1549 subarch="x86_32"
1550 enable fast_unaligned
1551 ;;
1552 x86_64|amd64)
1553 arch="x86"
1554 subarch="x86_32"
1555 enable cmov
1556 enable fast_cmov
1557 enable fast_unaligned
1558 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1559 int test[sizeof(char*) - 7];
1560EOF
b24dbcbd
RP
1561 ;;
1562 *)
1563 arch="unknown"
1564 ;;
1565esac
1566
62045d48 1567enable $arch $subarch
b24dbcbd 1568
7483e694 1569# OS specific
4f854758 1570case $target_os in
7483e694 1571 beos|haiku|zeta)
c9d19248 1572 prefix_default="$HOME/config"
7483e694 1573 # helps building libavcodec
0f010b2f 1574 add_cflags -DPIC -fomit-frame-pointer
7483e694 1575 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1576 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1577 case "$gcc_version" in
1578 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1579 disable mmx
1580 ;;
1581 *20010315*) echo "BeBits gcc"
0f010b2f 1582 add_cflags -fno-expensive-optimizations
7483e694
DB
1583 ;;
1584 esac
7483e694
DB
1585 SHFLAGS=-nostart
1586 # enable BeOS things
1587 enable audio_beos
1588 # no need for libm, but the inet stuff
1589 # Check for BONE
1590 # XXX: actually should check for NOT net_server
78fe7631 1591 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1592 network_extralibs="-lbind -lsocket"
1593 else
1594 enable beos_netserver
1595 network_extralibs="-lnet"
1596 fi ;;
1597 sunos)
1598 FFSERVERLDFLAGS=""
9987769a 1599 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1600 network_extralibs="-lsocket -lnsl"
e193c74e 1601 add_cflags -D__EXTENSIONS__
7483e694
DB
1602 ;;
1603 netbsd)
1604 oss_demuxer_extralibs="-lossaudio"
1605 oss_muxer_extralibs="-lossaudio"
1606 ;;
1607 openbsd)
1608 disable need_memalign
1609 LIBOBJFLAGS='$(PIC)'
7483e694 1610 SHFLAGS='-shared'
7483e694
DB
1611 oss_demuxer_extralibs="-lossaudio"
1612 oss_muxer_extralibs="-lossaudio"
1613 ;;
1614 freebsd)
1615 disable need_memalign
1616 ;;
1617 bsd/os)
1618 osextralibs="-lpoll -lgnugetopt"
1619 strip="strip -d"
1620 ;;
1621 darwin)
1622 disable need_memalign
0138c54e 1623 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1624 strip="strip -x"
1625 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1626 SLIBSUF=".dylib"
1627 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1628 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1629 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1630 objformat="macho"
1b0f6fb8 1631 enabled x86_64 && objformat="macho64"
7483e694
DB
1632 ;;
1633 mingw32*)
4f854758 1634 target_os=mingw32
dcc01c06 1635 LIBTARGET=i386
1fc9fb8a 1636 if enabled x86_64; then
dcc01c06
RP
1637 disable need_memalign
1638 LIBTARGET=x64
1639 fi
fbd971a4 1640 shlibdir_default="$bindir_default"
7483e694
DB
1641 disable ffserver
1642 SLIBPREF=""
1643 SLIBSUF=".dll"
7483e694
DB
1644 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1645 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1646 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1647 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1648 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1649 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1650 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1651 objformat="win32"
bc574408 1652 enable dos_paths
1894e741 1653 check_cflags -fno-common
b1549d61 1654 if ! enabled x86_64; then
f7ad5aa2
RP
1655 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1656 die "ERROR: MinGW runtime version must be >= 3.15."
1657 enabled_any avisynth vfwcap_demuxer &&
1658 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1659 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1660 fi
7483e694
DB
1661 ;;
1662 cygwin*)
4f854758 1663 target_os=cygwin
fbd971a4 1664 shlibdir_default="$bindir_default"
7483e694
DB
1665 SLIBPREF="cyg"
1666 SLIBSUF=".dll"
1667 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1668 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1669 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1670 objformat="win32"
bc574408 1671 enable dos_paths
1894e741 1672 check_cflags -fno-common
7483e694 1673 ;;
4f365f37 1674 *-dos|freedos|opendos)
fdf11906 1675 disable ffplay ffserver
4f365f37
MK
1676 disable $INDEV_LIST $OUTDEV_LIST
1677 network_extralibs="-lsocket"
ff1c015d 1678 objformat="coff"
bc574408 1679 enable dos_paths
4f365f37 1680 ;;
7483e694 1681 linux)
7483e694
DB
1682 enable dv1394
1683 ;;
1684 irix*)
4f854758 1685 target_os=irix
7483e694
DB
1686 ranlib="echo ignoring ranlib"
1687 ;;
d22e8442 1688 os/2*)
d22e8442
DY
1689 strip="lxlite"
1690 ln_s="cp -f"
d22e8442 1691 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1692 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1693 FFSERVERLDFLAGS=""
287d3b13 1694 LIBSUF="_s.a"
d22e8442
DY
1695 SLIBPREF=""
1696 SLIBSUF=".dll"
1697 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1698 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1699 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1700 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1701 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1702 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1703 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1704 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1705 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1706 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1707 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1708 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1709 enable dos_paths
d22e8442 1710 ;;
83993c1c
AM
1711 gnu/kfreebsd)
1712 ;;
34e82167 1713 gnu)
34e82167 1714 ;;
d22e8442 1715
7483e694 1716 *)
4f924f9a 1717 die "Unknown OS '$target_os'."
7483e694
DB
1718 ;;
1719esac
1720
c9d19248
MR
1721set_default $PATHS_LIST
1722
c597172e 1723add_extralibs $osextralibs
de6d9b64 1724
28d8e661
DB
1725# Combine FFLDFLAGS and the LDFLAGS environment variable.
1726LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1727
320d060a 1728# we need to build at least one lib type
93b3c083 1729if ! enabled_any static shared; then
320d060a
DB
1730 cat <<EOF
1731At least one library type must be built.
1732Specify --enable-static to build the static libraries or --enable-shared to
1733build the shared libraries as well. To only build the shared libraries specify
1734--disable-static in addition to --enable-shared.
1735EOF
1736 exit 1;
1737fi
1738
abc4e572 1739disabled static && LIBNAME=""
2a320695 1740
a2234ceb
RP
1741if enabled_any libfaad libfaadbin ; then
1742 if check_header faad.h; then
295b8c70 1743 check_cc <<EOF
a2234ceb
RP
1744#include <faad.h>
1745#ifndef FAAD2_VERSION
1746ok faad1
1747#endif
db817cf3 1748int main(void) { return 0; }
a2234ceb
RP
1749EOF
1750 test $? = 0 && enable libfaad2
1751 else
ff3dac65 1752 die "FAAD test failed."
a2234ceb
RP
1753 fi
1754fi
1755
1756
2184c6f7 1757die_license_disabled() {
4c27207c 1758 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1759}
1760
1761die_license_disabled gpl libfaad2
1762die_license_disabled gpl libx264
1763die_license_disabled gpl libxvid
1764die_license_disabled gpl postproc
1765die_license_disabled gpl x11grab
1766
1767die_license_disabled nonfree libamr_nb
1768die_license_disabled nonfree libamr_wb
2f7ae63b 1769die_license_disabled nonfree libfaac
b2e3c528 1770
0b175caa
DB
1771die_license_disabled version3 libopencore_amrnb
1772die_license_disabled version3 libopencore_amrwb
1773
9cad0e4e 1774enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1775
9eeed841 1776check_deps $ARCH_EXT_LIST
0f3cb305 1777
5d323602
MR
1778test -z "$need_memalign" && need_memalign="$mmx"
1779
cf9d24ad 1780#Darwin CC versions
4f854758 1781if test $target_os = darwin; then
629687f6 1782 if enabled xlc; then
0f010b2f 1783 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1784 else
0f010b2f
DB
1785 add_cflags -pipe
1786 check_cflags -force_cpusubtype_ALL
1787 check_cflags -Wno-sign-compare
f946a9a4 1788 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1789 fi
2a1a6b64
MN
1790fi
1791
40617a6d 1792disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1793
a4adb608 1794# Add processor-specific flags
38d0a8aa 1795if test $cpu != "generic"; then
bc8ec47b
MR
1796 warn_altivec(){
1797 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1798 }
38d0a8aa 1799 case $cpu in
bb270c08 1800 601|ppc601|PowerPC601)
0f010b2f 1801 add_cflags -mcpu=601
bc8ec47b 1802 warn_altivec enabled PPC601
bb270c08
DB
1803 ;;
1804 603*|ppc603*|PowerPC603*)
0f010b2f 1805 add_cflags -mcpu=603
bc8ec47b 1806 warn_altivec enabled PPC603
bb270c08
DB
1807 ;;
1808 604*|ppc604*|PowerPC604*)
0f010b2f 1809 add_cflags -mcpu=604
bc8ec47b 1810 warn_altivec enabled PPC604
bb270c08
DB
1811 ;;
1812 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1813 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1814 warn_altivec enabled PPC75x
bb270c08
DB
1815 ;;
1816 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1817 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1818 warn_altivec disabled PPC745x
bb270c08
DB
1819 ;;
1820 74*|ppc74*|PowerPC74*)
0f010b2f 1821 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1822 warn_altivec disabled PPC74xx
bb270c08
DB
1823 ;;
1824 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1825 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1826 warn_altivec disabled PPC970
bb270c08 1827 ;;
e07e357d 1828 Cell|CELL|cell)
0f010b2f 1829 add_cflags -mcpu=cell
e07e357d 1830 warn_altivec disabled Cell
34d11b87 1831 enable ldbrx
e07e357d 1832 ;;
e7768fc5
GP
1833 # targets that do NOT support conditional mov (cmov)
1834 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1835 add_cflags -march=$cpu
497237c7 1836 disable cmov
e7768fc5
GP
1837 ;;
1838 # targets that do support conditional mov (cmov)
416519dd 1839 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1840 add_cflags -march=$cpu
497237c7
RP
1841 enable cmov
1842 enable fast_cmov
94e4c3a3
GP
1843 ;;
1844 # targets that do support conditional mov but on which it's slow
800a5a19 1845 pentium4|pentium4m|prescott|nocona)
0f010b2f 1846 add_cflags -march=$cpu
497237c7
RP
1847 enable cmov
1848 disable fast_cmov
bb270c08 1849 ;;
d7b34d08 1850 sparc64)
0f010b2f 1851 add_cflags -mcpu=v9
d7b34d08 1852 ;;
f2e49553 1853 arm11*|cortex*)
0f010b2f 1854 add_cflags -mcpu=$cpu
f2e49553
MR
1855 enable fast_unaligned
1856 ;;
0223bd6f 1857 armv*)
0f010b2f 1858 add_cflags -march=$cpu
0223bd6f 1859 ;;
f2e49553 1860 arm*)
0f010b2f 1861 add_cflags -mcpu=$cpu
6b19786b 1862 ;;
1cd11856 1863 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1864 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1865 ;;
e4ddc8ed
MR
1866 bf*)
1867 add_cflags -mcpu=$cpu
1868 ;;
5b34250d
MR
1869 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1870 add_cflags -march=$cpu
1871 ;;
bb270c08 1872 *)
7483e694 1873 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1874 ;;
a4adb608
MN
1875 esac
1876fi
1877
b4d96ba2
MR
1878check_cc <<EOF || die "Symbol mangling check failed."
1879int ff_extern;
1880EOF
2f05d9c1 1881sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1882extern_prefix=${sym%%ff_extern*}
1883
f65883c8
MR
1884check_cc <<EOF && enable inline_asm
1885void foo(void) { __asm__ volatile ("" ::); }
1886EOF
61d251db 1887
9eeed841 1888if enabled x86; then
44965991
PI
1889 # check whether EBP is available on x86
1890 # As 'i' is stored on the stack, this program will crash
1891 # if the base pointer is used to access it because the
1892 # base pointer is cleared in the inline assembly code.
7dfef245 1893 check_exec_crash <<EOF && enable ebp_available
44965991 1894 volatile int i=0;
be449fca 1895 __asm__ volatile (
44965991
PI
1896 "xorl %%ebp, %%ebp"
1897 ::: "%ebp");
1898 return i;
44965991
PI
1899EOF
1900
1901 # check wether EBX is available on x86
940f335a 1902 check_asm ebx_available '"":::"%ebx"'
8e380710 1903
d3a4b4e0
DB
1904 # check whether more than 10 operands are supported
1905 check_cc <<EOF && enable ten_operands
1906int main(void) {
1907 int x=0;
1908 __asm__ volatile(
1909 ""
1910 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1911 );
1912 return 0;
1913}
1914EOF
1915
d7f0920b 1916 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1917 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1918 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1919
1920 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1921
d52481b9 1922 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1923 enabled x86_64 && append YASMFLAGS "-m amd64"
1924 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1925 case "$objformat" in
1926 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1927 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1928 *) append YASMFLAGS "-DPREFIX" ;;
1929 esac
7595a5e4 1930 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1931fi
1932
87ea51e0
LB
1933# check for assembler specific support
1934
85dd97ad
MR
1935enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1936
5b6c2cbd 1937enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1938enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1939enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1940
57bd82d4
MR
1941# check for SIMD availability
1942
115329f1 1943# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1944if enabled altivec; then
3ed1a2ee
DB
1945 check_cflags -maltivec -mabi=altivec &&
1946 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1947 check_cflags -faltivec
b6e52719 1948
0182fee8 1949 # check if our compiler supports Motorola AltiVec C API
497237c7 1950 check_cc <<EOF || disable altivec
dcd479c0 1951$inc_altivec_h
a9a07762
MN
1952int main(void) {
1953 vector signed int v1, v2, v3;
1954 v1 = vec_add(v2,v3);
1955 return 0;
1956}
1957EOF
b006b26c
DB
1958
1959 # check if our compiler supports braces for vector declarations
80a61f08 1960 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1961$inc_altivec_h
80a61f08 1962int main (void) { (vector int) {1}; return 0; }
b006b26c 1963EOF
a9a07762 1964fi
ab6c65f6 1965
b4e806b2 1966# We have to check if pld is a nop and disable it.
a2fc0f6a 1967enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1968enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1969enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1970enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1971enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1972enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1973enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1974enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1975enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1976
0f010b2f 1977enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1978
57bd82d4
MR
1979# ---
1980# big/little-endian test
9eebe687
MR
1981check_cc <<EOF || die "endian test failed"
1982unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1983EOF
d04d9e16 1984od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1985
a3999908 1986# ---
3d204385
NK
1987# check availability of some header files
1988
a98bb16d
RP
1989if check_func dlopen; then
1990 ldl=
1991elif check_func dlopen -ldl; then
1992 ldl=-ldl
8bf5d58f
MN
1993fi
1994
75ecf149
DB
1995# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1996check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
1997
7483e694
DB
1998check_func fork
1999check_func gethrtime
2000check_func getrusage
094c09bb 2001check_func inet_aton $network_extralibs
7483e694
DB
2002check_func memalign
2003check_func mkstemp
1f91cdce 2004check_func posix_memalign
b507ebd1 2005check_func_headers io.h setmode
e4673692 2006check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2007check_func_headers windows.h GetProcessTimes
7c5bfe7a 2008check_func_headers windows.h VirtualAlloc
6ffa87d3 2009
e16e49ac 2010check_header conio.h
a98bb16d
RP
2011check_header dlfcn.h
2012check_header malloc.h
bf6ce82d 2013check_header poll.h
b58412f1 2014check_header sys/mman.h
b091aa44 2015check_header sys/resource.h
bf6ce82d 2016check_header sys/select.h
a98bb16d 2017check_header termios.h
272081b0
CEH
2018check_header vdpau/vdpau.h
2019check_header vdpau/vdpau_x11.h
68178ca9 2020check_header X11/extensions/XvMClib.h
a98bb16d 2021
1f91cdce
RP
2022if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2023 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2024fi
e16e49ac 2025
a4fa192c 2026disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2027disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2028
2029# check for some common methods of building with pthread support
2030# do this before the optional library checks as some of them require pthreads
2031if enabled pthreads; then
9e7fd101
MR
2032 if check_func pthread_create; then
2033 :
2034 elif check_func pthread_create -pthread; then
2035 add_cflags -pthread
afc9aee2 2036 add_extralibs -pthread
9e7fd101
MR
2037 elif check_func pthread_create -pthreads; then
2038 add_cflags -pthreads
afc9aee2 2039 add_extralibs -pthreads
8d94f606
GT
2040 elif check_func pthread_create -lpthreadGC2; then
2041 add_extralibs -lpthreadGC2
9e7fd101
MR
2042 elif ! check_lib pthread.h pthread_create -lpthread; then
2043 die "ERROR: can't find pthreads library"
2044 fi
57bd82d4
MR
2045fi
2046
8eee7025 2047for thread in $THREADS_LIST; do
e5f94c2b 2048 if enabled $thread; then
3ae3b721
RP
2049 test -n "$thread_type" &&
2050 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2051 thread_type="$thread"
e5f94c2b
RP
2052 fi
2053done
2054
fdf88598 2055check_lib math.h sin -lm
ff418735 2056check_lib va/va.h vaInitialize -lva
fdf88598 2057
a33cab3a 2058# test for C99 functions in math.h
7b04b8a0 2059for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 2060 check_exec <<EOF && enable $func || disable $func
f32adb22 2061#include <math.h>
a33cab3a 2062int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2063EOF
a33cab3a 2064done
f32adb22 2065
57bd82d4 2066# these are off by default, so fail if requested and not available
79fda097 2067enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
29382bc1 2068enabled libamr_nb && require libamrnb amrnb/interf_dec.h Decoder_Interface_init -lamrnb -lm
7483e694 2069enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 2070enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2071 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2072 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2073enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2074enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2075enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2076enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2077enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2078enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2079enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2080enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2081enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2082 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2083enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2084enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2085enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2086enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2087 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2088 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2089enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2090enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2091
0b4a1821
AS
2092# libdc1394 check
2093if enabled libdc1394; then
2094 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2095 enable libdc1394_2; } ||
2096 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2097 enable libdc1394_1; } ||
2098 die "ERROR: No version of libdc1394 found "
2099fi
2100
2101
c13e1abd
FH
2102_restrict=
2103for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2104 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2105void foo(char * $restrict_keyword p);
2106EOF
c13e1abd
FH
2107done
2108
a86b921c 2109##########################################
29799f8b 2110# SDL check
a86b921c 2111
497237c7
RP
2112disable sdl_too_old
2113disable sdl
6a1a892f 2114SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2115if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2116 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2117 temp_cflags $sdl_cflags
5e622c40 2118 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2119 if check_lib2 SDL.h SDL_Init; then
5e622c40 2120 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2121 if test "$_sdlversion" -lt 121 ; then
497237c7 2122 enable sdl_too_old
dcd479c0 2123 else
497237c7 2124 enable sdl
225e21ef 2125 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2126#include <SDL.h>
d6773f56 2127int main(int argc, char **argv){
29f3b38a
MR
2128 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2129 int w = vi->current_w;
2130 return 0;
2131}
2132EOF
dcd479c0
MR
2133 fi
2134 fi
29f3b38a 2135 restore_flags
c3f6b472 2136fi
57bd82d4 2137
2270b4b2 2138texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2139
7a91333f 2140##########################################
73b46a95
RP
2141# Network check
2142
2143if enabled network; then
96000432 2144 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2145 # Prefer arpa/inet.h over winsock2
2146 if check_header arpa/inet.h ; then
2147 check_func closesocket
2148 elif check_header winsock2.h ; then
ea10ddde 2149 network_extralibs="-lws2_32"
72be9e73 2150 check_type ws2tcpip.h socklen_t
2446d3d6 2151 check_func_headers winsock2.h closesocket
73b46a95
RP
2152 fi
2153fi
2154
2155##########################################
29799f8b 2156# IPv6 check
7a91333f 2157
497237c7 2158enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2159#include <sys/types.h>
2160#include <sys/socket.h>
2161#include <netinet/in.h>
2162#include <netdb.h>
db817cf3 2163int main(void) {
7483e694
DB
2164 struct sockaddr_storage saddr;
2165 struct ipv6_mreq mreq6;
2166 getaddrinfo(0,0,0,0);
2167 getnameinfo(0,0,0,0,0,0,0);
2168 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2169}
2170EOF
2171
06e31011
RP
2172check_header linux/videodev.h
2173check_header linux/videodev2.h
1b6e8b73 2174check_header sys/videoio.h
47f38850 2175
2446d3d6 2176check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2177
f8aa696f 2178# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2179{ check_header dev/bktr/ioctl_meteor.h &&
2180 check_header dev/bktr/ioctl_bt848.h; } ||
2181{ check_header machine/ioctl_meteor.h &&
2182 check_header machine/ioctl_bt848.h; } ||
2183{ check_header dev/video/meteor/ioctl_meteor.h &&
2184 check_header dev/video/bktr/ioctl_bt848.h; } ||
2185check_header dev/ic/bt8xx.h
f8aa696f 2186
c7682de0
RP
2187check_header sys/soundcard.h
2188check_header soundcard.h
deb29777 2189
35fd8122
NG
2190check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2191
80ff8a16
OG
2192check_lib2 jack/jack.h jack_client_open -ljack
2193
7483e694 2194# deal with the X11 frame grabber
56a059ac 2195enabled x11grab &&
f58f4ce1
GP
2196check_header X11/Xlib.h &&
2197check_header X11/extensions/XShm.h &&
2198check_func XOpenDisplay -lX11 &&
06eab4ba 2199check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2200
40bcf4c7 2201enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2202
2203# add some useful compiler flags if supported
2204check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2205check_cflags -Wall
2206check_cflags -Wno-switch
c07bd6a9
MN
2207check_cflags -Wdisabled-optimization
2208check_cflags -Wpointer-arith
2209check_cflags -Wredundant-decls
cc1fb623 2210check_cflags -Wno-pointer-sign
f4929996 2211check_cflags -Wcast-qual
9aceb3cf 2212check_cflags -Wwrite-strings
652a5bf6 2213check_cflags -Wtype-limits
764551c6 2214check_cflags -Wundef
5af4e0cc 2215enabled extra_warnings && check_cflags -Winline
cf9d24ad 2216
57bd82d4 2217# add some linker flags
5c0e9479 2218check_ldflags -Wl,--warn-common
8351d2ba
DB
2219check_ldflags -Wl,--as-needed
2220check_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 2221check_ldflags -Wl,-Bsymbolic
94a3401e 2222
bd2216e4
MR
2223if enabled small; then
2224 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2225 optimizations="small"
2226elif enabled optimizations; then
629687f6 2227 if enabled xlc; then
0f010b2f
DB
2228 add_cflags -O5
2229 add_ldflags -O5
df442a8d
MR
2230 elif enabled ccc; then
2231 add_cflags -fast
cf9d24ad 2232 else
0f010b2f 2233 add_cflags -O3
cf9d24ad 2234 fi
cddf3f45 2235fi
11fdbc44 2236check_cflags -fno-math-errno
b2eb2ff0 2237check_cflags -fno-signed-zeros
cddf3f45 2238
504a64b9 2239# add some flags for Intel C Compiler
629687f6 2240if enabled icc; then
b1598b58
MR
2241 # Just warnings, no remarks
2242 check_cflags -w1
2243 # -wd: Disable following warnings
2244 # 144, 167, 556: -Wno-pointer-sign
2245 # 10006: ignoring unknown option -fno-signed-zeros
2246 # 10156: ignoring option '-W'; no argument required
2247 check_cflags -wd144,167,556,10006,10156
2248 # 11030: Warning unknown option --as-needed
2249 # 10156: ignoring option '-export'; no argument required
2250 check_ldflags -wd10156,11030
2251 # Allow to compile with optimizations
2252 check_ldflags -march=$cpu
be2cf98a
CEH
2253 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2254 enable ebp_available
df442a8d
MR
2255elif enabled ccc; then
2256 # disable some annoying warnings
2257 add_cflags -msg_disable cvtu32to64
2258 add_cflags -msg_disable embedcomment
2259 add_cflags -msg_disable needconstext
2260 add_cflags -msg_disable nomainieee
2261 add_cflags -msg_disable ptrmismatch1
2262 add_cflags -msg_disable unreachcode
504a64b9
CEH
2263fi
2264
80581e98 2265# PIC flags for shared library objects where they are needed
5af4e0cc 2266if enabled shared; then
569cb218
MR
2267 # LIBOBJFLAGS may have already been set in the OS configuration
2268 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2269 case "${subarch-$arch}" in
b6bd7268 2270 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2271 esac
2272 fi
80581e98
MN
2273fi
2274
90be59ef 2275if enabled gprof; then
0f010b2f
DB
2276 add_cflags -p
2277 add_ldflags -p
1db54e20
DB
2278fi
2279
7f3c02fc 2280# Find out if the .align argument is a power of two or not.
9377b6ce 2281check_asm asmalign_pot '".align 3"'
4454dc1b 2282
7483e694
DB
2283enabled_any $DECODER_LIST && enable decoders
2284enabled_any $ENCODER_LIST && enable encoders
5666fd73 2285enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2286enabled_any $BSF_LIST && enable bsfs
2287enabled_any $DEMUXER_LIST && enable demuxers
2288enabled_any $MUXER_LIST && enable muxers
f7679c54 2289enabled_any $FILTER_LIST && enable filters
7483e694
DB
2290enabled_any $INDEV_LIST && enable demuxers
2291enabled_any $OUTDEV_LIST && enable muxers
2292enabled_any $PROTOCOL_LIST && enable protocols
2293
2294enabled_any $THREADS_LIST && enable threads
2295
2296check_deps $CONFIG_LIST \
b6bb00b0 2297 $CONFIG_EXTRA \
7483e694
DB
2298 $HAVE_LIST \
2299 $DECODER_LIST \
2300 $ENCODER_LIST \
5666fd73 2301 $HWACCEL_LIST \
7483e694
DB
2302 $PARSER_LIST \
2303 $BSF_LIST \
2304 $DEMUXER_LIST \
2305 $MUXER_LIST \
f7679c54 2306 $FILTER_LIST \
7483e694
DB
2307 $INDEV_LIST \
2308 $OUTDEV_LIST \
2309 $PROTOCOL_LIST \
f70f03f6 2310
3e89171a 2311echo "install prefix $prefix"
f36958f8
DB
2312echo "source path $source_path"
2313echo "C compiler $cc"
bfd5afd8 2314echo ".align is power-of-two $asmalign_pot"
f36958f8 2315echo "ARCH $arch ($cpu)"
ce8871c2
MR
2316if test "$build_suffix" != ""; then
2317 echo "build suffix $build_suffix"
eb94aca9 2318fi
ac63af34
DB
2319if test "$extra_version" != ""; then
2320 echo "version string suffix $extra_version"
2321fi
0db2ce77 2322echo "big-endian ${bigendian-no}"
e90f5b5a 2323echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2324if enabled x86; then
af44e8e4 2325 echo "yasm ${yasm-no}"
0db2ce77 2326 echo "MMX enabled ${mmx-no}"
30e98e62 2327 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2328 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2329 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2330 echo "SSE enabled ${sse-no}"
30e98e62 2331 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2332 echo "CMOV enabled ${cmov-no}"
2333 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2334 echo "EBX available ${ebx_available-no}"
2335 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2336 echo "10 operands supported ${ten_operands-no}"
e41e8342 2337fi
5b6c2cbd 2338if enabled arm; then
0db2ce77
MR
2339 echo "ARMv5TE enabled ${armv5te-no}"
2340 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2341 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2342 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2343 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2344 echo "NEON enabled ${neon-no}"
eba9ae3c 2345fi
5b6c2cbd 2346if enabled mips; then
0db2ce77 2347 echo "MMI enabled ${mmi-no}"
e41e8342 2348fi
5b6c2cbd 2349if enabled ppc; then
0db2ce77 2350 echo "AltiVec enabled ${altivec-no}"
30e98e62 2351 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2352 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2353 echo "performance report ${powerpc_perf-no}"
2354fi
2355if enabled sparc; then
2356 echo "VIS enabled ${vis-no}"
e41e8342 2357fi
0db2ce77
MR
2358echo "gprof enabled ${gprof-no}"
2359echo "debug symbols ${debug-no}"
87a0fb62 2360echo "strip symbols ${stripping-no}"
8400d6b8 2361echo "optimizations ${optimizations-no}"
0db2ce77
MR
2362echo "static ${static-no}"
2363echo "shared ${shared-no}"
4a24ab64 2364echo "postprocessing support ${postproc-no}"
f7679c54 2365echo "new filter support ${avfilter-no}"
81124ba0 2366echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2367echo "network support ${network-no}"
90be59ef 2368if enabled network; then
0db2ce77 2369 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2370fi
0db2ce77
MR
2371echo "threading support ${thread_type-no}"
2372echo "SDL support ${sdl-no}"
90be59ef 2373if enabled sdl_too_old; then
bfd5afd8
DB
2374 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2375fi
0db2ce77
MR
2376echo "Sun medialib support ${mlib-no}"
2377echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2378echo "libamr-nb support ${libamr_nb-no}"
2379echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2380echo "libdc1394 support ${libdc1394-no}"
690bfceb 2381echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2382echo "libfaac enabled ${libfaac-no}"
2383echo "libfaad enabled ${libfaad-no}"
7e0871a7 2384echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2385echo "libgsm enabled ${libgsm-no}"
2386echo "libmp3lame enabled ${libmp3lame-no}"
2387echo "libnut enabled ${libnut-no}"
0b175caa
DB
2388echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2389echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2390echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2391echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2392echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2393echo "libtheora enabled ${libtheora-no}"
2394echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2395echo "libx264 enabled ${libx264-no}"
2396echo "libxvid enabled ${libxvid-no}"
0db2ce77 2397echo "zlib enabled ${zlib-no}"
f402916e 2398echo "bzlib enabled ${bzlib-no}"
2c62e737 2399echo
de6d9b64 2400
5666fd73 2401for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2402 echo "Enabled ${type}s:"
f65c9da1 2403 eval list=\$$(toupper $type)_LIST
8138b9db 2404 for part in $list; do
f65c9da1
MR
2405 enabled $part && echo ${part%_*}
2406 done | sort | pr -3 -t
2407 echo
8138b9db
RP
2408done
2409
ba7a7039 2410license="LGPL version 2.1 or later"
ba321adb 2411if enabled nonfree; then
ba7a7039 2412 license="nonfree and unredistributable"
9cad0e4e
DB
2413elif enabled gplv3; then
2414 license="GPL version 3 or later"
2415elif enabled lgplv3; then
2416 license="LGPL version 3 or later"
ba321adb 2417elif enabled gpl; then
ba7a7039 2418 license="GPL version 2 or later"
ba321adb
JK
2419fi
2420
2421echo "License: $license"
ca5323af 2422
cf1392e9
DB
2423echo "Creating config.mak and config.h..."
2424
29799f8b
DB
2425echo "# Automatically generated by configure - do not modify!" > config.mak
2426echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2427echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2428echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2429echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2430echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2431
d921f03f 2432echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2433echo "prefix=$prefix" >> config.mak
22a324da
DB
2434echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2435echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2436echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2437echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2438echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2439echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2440echo "SRC_PATH=\"$source_path\"" >> config.mak
2441echo "SRC_PATH_BARE=$source_path" >> config.mak
2442echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2443echo "CC=$cc" >> config.mak
313c46a6 2444echo "AS=$as" >> config.mak
304d586d 2445echo "YASM=$yasmexe" >> config.mak
980fc7b8 2446echo "AR=$ar" >> config.mak
be7109c1 2447echo "RANLIB=$ranlib" >> config.mak
20369773 2448echo "LN_S=$ln_s" >> config.mak
87a0fb62 2449enabled stripping &&
3ae3b721 2450 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2451 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2452
a9b3f630 2453echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2454echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2455echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2456echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2457echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2458echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2459echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2460echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2461echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2462echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2463echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2464echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2465echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2466echo "SLIBSUF=$SLIBSUF" >> config.mak
2467echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2468echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2469echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2470echo "HOSTCC=$host_cc" >> config.mak
2471echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2472echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2473echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2474echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2475echo "TARGET_EXEC=$target_exec" >> config.mak
2476echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2477
90be59ef 2478if enabled bigendian; then
7483e694
DB
2479 echo "WORDS_BIGENDIAN=yes" >> config.mak
2480 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2481fi
44161118 2482
90be59ef 2483if enabled sdl; then
5e622c40
DB
2484 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2485 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2486fi
90be59ef 2487if enabled texi2html; then
7483e694 2488 echo "BUILD_DOC=yes" >> config.mak
146ea952 2489fi
5a872801 2490
719c8e00
MR
2491get_version(){
2492 name=$1
2493 file=$source_path/$2
147e7692
MR
2494 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2495 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2496 lcname=$(tolower $name)
2497 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2498 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2499}
2500
147e7692
MR
2501get_version LIBSWSCALE libswscale/swscale.h
2502get_version LIBPOSTPROC libpostproc/postprocess.h
2503get_version LIBAVCODEC libavcodec/avcodec.h
2504get_version LIBAVDEVICE libavdevice/avdevice.h
2505get_version LIBAVFORMAT libavformat/avformat.h
2506get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2507get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2508
5af4e0cc 2509if enabled shared; then
7483e694
DB
2510 echo "BUILD_SHARED=yes" >> config.mak
2511 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2512 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2513 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2514 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2515 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2516 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2517 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2518 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2519 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2520fi
d7e27559 2521echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2522echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2523
7b5e8a27
DB
2524echo "ARCH=$arch" >> config.mak
2525
3d907e22
MR
2526print_config ARCH_ $TMPH config.mak $ARCH_LIST
2527print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2528print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2529 $CONFIG_EXTRA \
7483e694
DB
2530 $DECODER_LIST \
2531 $ENCODER_LIST \
5666fd73 2532 $HWACCEL_LIST \
7483e694
DB
2533 $PARSER_LIST \
2534 $BSF_LIST \
2535 $DEMUXER_LIST \
2536 $MUXER_LIST \
f7679c54 2537 $FILTER_LIST \
7483e694
DB
2538 $PROTOCOL_LIST \
2539 $INDEV_LIST \
2540 $OUTDEV_LIST \
8ac17293 2541
c13e1abd
FH
2542echo "#define restrict $_restrict" >> $TMPH
2543
bd2216e4 2544if enabled small; then
7483e694 2545 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2546fi
2547
0f3cb305 2548
8156056e 2549# Apparently it's not possible to portably echo a backslash.
3ae3b721 2550enabled asmalign_pot &&
7483e694 2551 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2552 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2553
b4d96ba2 2554echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2555
9c05103f
DB
2556echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2557
b7860763 2558# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2559cmp -s $TMPH config.h &&
2560 echo "config.h is unchanged" ||
2561 mv -f $TMPH config.h
3d204385 2562
165af439 2563# build tree in object directory if source path is different from current one
90be59ef 2564if enabled source_path_used; then
165af439 2565 DIRS="\
7483e694
DB
2566 doc \
2567 libavcodec \
2568 libavcodec/alpha \
a2fc0f6a 2569 libavcodec/arm \
7483e694 2570 libavcodec/bfin \
7483e694
DB
2571 libavcodec/mlib \
2572 libavcodec/ppc \
2573 libavcodec/sh4 \
2574 libavcodec/sparc \
a6493a8f 2575 libavcodec/x86 \
52a9cf34 2576 libavdevice \
f7679c54 2577 libavfilter \
7483e694
DB
2578 libavformat \
2579 libavutil \
2580 libpostproc \
2581 libswscale \
b2cfd7e3
RP
2582 libswscale/bfin \
2583 libswscale/mlib \
2584 libswscale/ppc \
2585 libswscale/sparc \
2586 libswscale/x86 \
7483e694
DB
2587 tests \
2588 tools \
7483e694 2589 "
165af439 2590 FILES="\
7483e694
DB
2591 Makefile \
2592 common.mak \
71c61f62 2593 subdir.mak \
7483e694
DB
2594 doc/texi2pod.pl \
2595 libavcodec/Makefile \
52a9cf34 2596 libavdevice/Makefile \
f7679c54 2597 libavfilter/Makefile \
7483e694
DB
2598 libavformat/Makefile \
2599 libavutil/Makefile \
2600 libpostproc/Makefile \
2601 libswscale/Makefile \
2602 "
165af439 2603 for dir in $DIRS ; do
7483e694 2604 mkdir -p $dir
165af439
MR
2605 done
2606 for f in $FILES ; do
20369773 2607 $ln_s "$source_path/$f" $f
165af439
MR
2608 done
2609fi
def4272a 2610
def4272a 2611
d0674868 2612# build pkg-config files
def4272a 2613
d0674868
DB
2614pkgconfig_generate(){
2615name=$1
b0dfd108 2616shortname=${name#lib}${build_suffix}
d0674868
DB
2617comment=$2
2618version=$3
2619libs=$4
2620requires=$5
25cd5cb3 2621cat <<EOF > $name/$name.pc
3e89171a 2622prefix=$prefix
a94e666c 2623exec_prefix=\${prefix}
f2b7382c 2624libdir=$libdir
7622778e 2625includedir=$incdir
def4272a 2626
d0674868
DB
2627Name: $name
2628Description: $comment
2629Version: $version
5dcfe9f8
AH
2630Requires: $(disabled shared && echo $requires)
2631Requires.private: $(enabled shared && echo $requires)
def4272a 2632Conflicts:
12701f6e
AH
2633Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2634Libs.private: $(enabled shared && echo $libs)
76a448ed 2635Cflags: -I\${includedir}
def4272a 2636EOF
25cd5cb3 2637cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2638prefix=
2639exec_prefix=
46d1ff83 2640libdir=\${pcfiledir}
1d44d365 2641includedir=${source_path}
def4272a 2642
d0674868
DB
2643Name: $name
2644Description: $comment
2645Version: $version
2646Requires: $requires
def4272a 2647Conflicts:
12701f6e 2648Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2649Cflags: -I\${includedir}
2650EOF
d0674868 2651}
def4272a 2652
e426941d 2653pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2654pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2655pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2656pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2657enabled avfilter &&
46983309 2658 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2659enabled postproc &&
e426941d 2660 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2661pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"