Remove mpeg4aac dependency declaration, the decoder was removed.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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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."
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DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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]"
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72 echo
73 echo "Configuration options:"
e6b9d588
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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]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
62560865
DB
80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
e6b9d588 83 echo " --enable-postproc enable GPLed postprocessing support [no]"
76022763 84 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 85 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 87 echo " --disable-vhook disable video hooking support"
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88 echo " --enable-beosthreads use BeOS threads [no]"
89 echo " --enable-os2threads use OS/2 threads [no]"
90 echo " --enable-pthreads use pthreads [no]"
91 echo " --enable-w32threads use Win32 threads [no]"
92 echo " --enable-x11grab enable X11 grabbing [no]"
732c9a34 93 echo " --enable-vdpau enable VDPAU support [no]"
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DB
94 echo " --disable-network disable network support [no]"
95 echo " --disable-ipv6 disable IPv6 support [no]"
96 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
97 echo " --enable-gray enable full grayscale support (slower color)"
242e2270 98 echo " --enable-fastdiv enable table-based division"
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99 echo " --enable-small optimize for size instead of speed"
100 echo " --disable-aandct disable AAN DCT code"
101 echo " --disable-fft disable FFT code"
102 echo " --disable-golomb disable Golomb code"
103 echo " --disable-mdct disable MDCT code"
68602540 104 echo " --disable-rdft disable RDFT code"
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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"
114 echo " --disable-muxer=NAME disable muxer NAME"
115 echo " --enable-muxer=NAME enable muxer NAME"
116 echo " --disable-muxers disable all muxers"
117 echo " --disable-demuxer=NAME disable demuxer NAME"
118 echo " --enable-demuxer=NAME enable demuxer NAME"
119 echo " --disable-demuxers disable all demuxers"
120 echo " --enable-parser=NAME enable parser NAME"
121 echo " --disable-parser=NAME disable parser NAME"
122 echo " --disable-parsers disable all parsers"
123 echo " --enable-bsf=NAME enable bitstream filter NAME"
124 echo " --disable-bsf=NAME disable bitstream filter NAME"
125 echo " --disable-bsfs disable all bitstream filters"
126 echo " --enable-protocol=NAME enable protocol NAME"
127 echo " --disable-protocol=NAME disable protocol NAME"
128 echo " --disable-protocols disable all protocols"
129 echo " --disable-indevs disable input devices"
130 echo " --disable-outdevs disable output devices"
131 echo " --disable-devices disable all devices"
132 echo " --enable-filter=NAME enable filter NAME"
133 echo " --disable-filter=NAME disable filter NAME"
134 echo " --disable-filters disable all filters"
135 echo " --list-decoders show all available decoders"
136 echo " --list-encoders show all available encoders"
137 echo " --list-muxers show all available muxers"
138 echo " --list-demuxers show all available demuxers"
139 echo " --list-parsers show all available parsers"
140 echo " --list-protocols show all available protocols"
141 echo " --list-bsfs show all available bitstream filters"
142 echo " --list-indevs show all available input devices"
143 echo " --list-outdevs show all available output devices"
144 echo " --list-filters show all available filters"
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145 echo
146 echo "External library support:"
0a23c0bb 147 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc
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148 echo " --enable-bzlib enable bzlib [autodetect]"
149 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
150 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 151 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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152 echo " and libraw1394 [no]"
153 echo " --enable-libdirac enable Dirac support via libdirac [no]"
154 echo " --enable-libfaac enable FAAC support via libfaac [no]"
155 echo " --enable-libfaad enable FAAD support via libfaad [no]"
156 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
157 echo " --enable-libgsm enable GSM support via libgsm [no]"
158 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 159 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 160 echo " native (de)muxer exists [no]"
9a77d59a 161 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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162 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
163 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
164 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 165 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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166 echo " native implementation exists [no]"
167 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 168 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 169 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 170 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 171 echo " --enable-zlib enable zlib [autodetect]"
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172 echo ""
173 echo "Advanced options (experts only):"
174 echo " --source-path=PATH path to source code [$source_path]"
175 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 176 echo " --enable-cross-compile assume a cross-compiler is used"
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177 echo " --sysroot=PATH root of cross-build tree"
178 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 179 echo " --target-os=OS compiler targets OS [$target_os]"
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180 echo " --target-exec=CMD command to run executables on target"
181 echo " --target-path=DIR path to view of build directory on target"
89641463 182 echo " --nm=NM use nm tool"
15396d5c 183 echo " --cc=CC use C compiler CC [$cc_default]"
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184 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
185 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
186 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
187 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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188 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
189 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
190 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 191 echo " --extra-version=STRING version string suffix []"
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DB
192 echo " --build-suffix=SUFFIX library name suffix []"
193 echo " --arch=ARCH select architecture [$arch]"
194 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 195 echo " instruction selection, may crash on older CPUs)"
2b4c3615 196 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 197 echo " (requires enabling PMC)"
4f50c3d5 198 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 199 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 200 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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201 echo " --disable-mmx disable MMX optimizations"
202 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 203 echo " --disable-sse disable SSE optimizations"
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DB
204 echo " --disable-ssse3 disable SSSE3 optimizations"
205 echo " --disable-armv5te disable armv5te optimizations"
206 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 207 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 208 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 209 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
210 echo " --disable-mmi disable MMI optimizations"
211 echo " --disable-neon disable neon optimizations"
212 echo " --disable-vis disable VIS optimizations"
7595a5e4 213 echo " --disable-yasm disable use of yasm assembler"
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214 echo
215 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 216 echo " --disable-debug disable debugging symbols"
b7d49373 217 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 218 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 219 echo " --disable-optimizations disable compiler optimizations"
0a622b98 220 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 221 echo " --disable-stripping disable stripping of executables and shared libraries"
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222 echo ""
223 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 224 exit 0
74c53c2d 225}
cf9d24ad 226
57bd82d4 227log(){
2270b4b2 228 echo "$@" >> $logfile
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229}
230
720c69da 231log_file(){
c8e9f801 232 log BEGIN $1
2270b4b2 233 pr -n -t $1 >> $logfile
c8e9f801
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234 log END $1
235}
236
2ba042a7 237echolog(){
c8e9f801 238 log "$@"
57bd82d4 239 echo "$@"
2ba042a7
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240}
241
242die(){
243 echolog "$@"
244 cat <<EOF
245If you think configure made a mistake, make sure you are using the latest
246version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 247ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 248EOF
e155a21a 249 if disabled logging; then
2ba042a7 250 cat <<EOF
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251Rerun configure with logging enabled (do not use --disable-logging), and
252include the log this produces with your report.
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253EOF
254 else
255cat <<EOF
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256Include the log file "$logfile" produced by configure as this will help
257solving the problem.
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258EOF
259 fi
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260 exit 1
261}
262
6c6007d6 263# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 264toupper(){
6c6007d6 265 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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MR
266}
267
4a5444db 268tolower(){
6c6007d6 269 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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270}
271
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272c_escape(){
273 echo "$*" | sed 's/["\\]/\\\0/g'
274}
275
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276set_all(){
277 value=$1
278 shift
279 for var in $*; do
280 eval $var=$value
281 done
282}
283
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284set_weak(){
285 value=$1
286 shift
287 for var; do
288 eval : \${$var:=$value}
289 done
290}
291
799c9e9b
MR
292pushvar(){
293 for var in $*; do
294 eval level=\${${var}_level:=0}
295 eval ${var}_${level}="\$$var"
296 eval ${var}_level=$(($level+1))
297 done
298}
299
300popvar(){
301 for var in $*; do
302 eval level=\${${var}_level:-0}
303 test $level = 0 && continue
304 eval level=$(($level-1))
305 eval $var="\${${var}_${level}}"
306 eval ${var}_level=$level
307 eval unset ${var}_${level}
308 done
309}
310
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311enable(){
312 set_all yes $*
313}
314
315disable(){
316 set_all no $*
317}
318
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319enable_weak(){
320 set_weak yes $*
321}
322
323disable_weak(){
324 set_weak no $*
325}
326
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327enable_safe(){
328 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
329}
330
331disable_safe(){
332 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
333}
334
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MR
335do_enable_deep(){
336 for var; do
337 enabled $var && continue
338 eval sel="\$${var}_select"
c510c7b5
MR
339 eval sgs="\$${var}_suggest"
340 pushvar var sgs
f9d328da 341 enable_deep $sel
c510c7b5
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342 popvar sgs
343 enable_deep_weak $sgs
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MR
344 popvar var
345 done
346}
347
348enable_deep(){
349 do_enable_deep $*
350 enable $*
351}
352
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MR
353enable_deep_weak(){
354 do_enable_deep $*
355 enable_weak $*
356}
357
57bd82d4 358enabled(){
3250003c
MR
359 test "${1#!}" = "$1" && op== || op=!=
360 eval test "x\$${1#!}" $op "xyes"
44161118
MR
361}
362
37970ebf 363disabled(){
3250003c
MR
364 test "${1#!}" = "$1" && op== || op=!=
365 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
366}
367
44161118
MR
368enabled_all(){
369 for opt; do
370 enabled $opt || return 1
371 done
372}
373
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DB
374disabled_all(){
375 for opt; do
376 disabled $opt || return 1
377 done
378}
379
44161118
MR
380enabled_any(){
381 for opt; do
382 enabled $opt && return 0
383 done
384}
385
85bca2c5
DB
386disabled_any(){
387 for opt; do
388 disabled $opt && return 0
389 done
f7b230a7 390 return 1
85bca2c5
DB
391}
392
c9d19248
MR
393set_default(){
394 for opt; do
88268e94 395 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
396 done
397}
398
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AJ
399is_in(){
400 value=$1
401 shift
402 for var in $*; do
403 [ $var = $value ] && return 0
404 done
405 return 1
406}
407
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MR
408check_deps(){
409 for cfg; do
3250003c 410 cfg="${cfg#!}"
799c9e9b
MR
411 enabled ${cfg}_checking && die "Circular dependency for $cfg."
412 disabled ${cfg}_checking && continue
413 enable ${cfg}_checking
414
30fd06be
MR
415 eval dep_all="\$${cfg}_deps"
416 eval dep_any="\$${cfg}_deps_any"
7ef3425f 417 eval dep_sel="\$${cfg}_select"
c510c7b5 418 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 419
c510c7b5
MR
420 pushvar cfg dep_all dep_any dep_sel dep_sgs
421 check_deps $dep_all $dep_any $dep_sel $dep_sgs
422 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 423
6a702d4c
MR
424 enabled_all $dep_all || disable $cfg
425 enabled_any $dep_any || disable $cfg
7ef3425f 426 disabled_any $dep_sel && disable $cfg
799c9e9b 427
4ec45764
RP
428 if enabled $cfg; then
429 eval dep_extralibs="\$${cfg}_extralibs"
430 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 431 enable_deep $dep_sel
c510c7b5 432 enable_deep_weak $dep_sgs
4ec45764
RP
433 fi
434
799c9e9b 435 disable ${cfg}_checking
30fd06be
MR
436 done
437}
438
44161118
MR
439print_config(){
440 pfx=$1
441 header=$2
442 makefile=$3
443 shift 3
444 for cfg; do
3d907e22 445 ucname="`toupper $cfg`"
44161118 446 if enabled $cfg; then
3d907e22 447 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
448 echo "${pfx}${ucname}=yes" >> $makefile
449 else
b250f9c6 450 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
451 fi
452 done
57bd82d4
MR
453}
454
455flags_saved(){
2270b4b2 456 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
457}
458
dcd479c0 459save_flags(){
57bd82d4 460 flags_saved && return
dcd479c0
MR
461 SAVE_CFLAGS="$CFLAGS"
462 SAVE_LDFLAGS="$LDFLAGS"
463 SAVE_extralibs="$extralibs"
464}
465
466restore_flags(){
f5d28d10 467 flags_saved || return
dcd479c0
MR
468 CFLAGS="$SAVE_CFLAGS"
469 LDFLAGS="$SAVE_LDFLAGS"
470 extralibs="$SAVE_extralibs"
471 unset SAVE_CFLAGS
472 unset SAVE_LDFLAGS
473 unset SAVE_extralibs
474}
475
476temp_cflags(){
477 save_flags
478 CFLAGS="$CFLAGS $*"
479}
480
481temp_ldflags(){
482 save_flags
483 LDFLAGS="$LDFLAGS $*"
484}
485
486temp_extralibs(){
487 save_flags
488 extralibs="$extralibs $*"
489}
490
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491append(){
492 var=$1
493 shift
494 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
495 eval "$var=\"\$$var $*\""
496}
497
498add_cflags(){
499 append CFLAGS "$@"
500}
501
502add_ldflags(){
503 append LDFLAGS "$@"
504}
505
506add_extralibs(){
507 append extralibs "$@"
508}
509
b0cfb663 510check_cmd(){
b3cb5d51 511 log "$@"
2270b4b2 512 "$@" >> $logfile 2>&1
b0cfb663
MR
513}
514
dcd479c0 515check_cc(){
57bd82d4 516 log check_cc "$@"
2270b4b2 517 cat > $TMPC
720c69da 518 log_file $TMPC
b0cfb663 519 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
520}
521
522check_cpp(){
523 log check_cpp "$@"
2270b4b2 524 cat > $TMPC
720c69da 525 log_file $TMPC
b0cfb663 526 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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527}
528
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529check_asm(){
530 log check_asm "$@"
531 name="$1"
532 asm="$2"
533 shift 2
534 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 535void foo(void){ __asm__ volatile($asm); }
940f335a
MR
536EOF
537}
538
304d586d
LM
539check_yasm(){
540 log check_yasm "$@"
541 echo "$1" > $TMPS
542 log_file $TMPS
543 shift 1
544 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
545}
546
dcd479c0 547check_ld(){
57bd82d4 548 log check_ld "$@"
0607887f 549 check_cc || return
3155a644
MR
550 flags=''
551 libs=''
552 for f; do
553 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
554 done
555 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
556}
557
558check_cflags(){
57bd82d4
MR
559 log check_cflags "$@"
560 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
561int x;
562EOF
563}
564
565check_ldflags(){
57bd82d4
MR
566 log check_ldflags "$@"
567 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 568int main(void){ return 0; }
dcd479c0
MR
569EOF
570}
571
572check_header(){
57bd82d4 573 log check_header "$@"
dcd479c0
MR
574 header=$1
575 shift
b77df637
MR
576 disable_safe $header
577 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
578#include <$header>
579int x;
580EOF
581}
582
583check_func(){
57bd82d4 584 log check_func "$@"
dcd479c0
MR
585 func=$1
586 shift
d8bc5f06
MR
587 disable $func
588 check_ld "$@" <<EOF && enable $func
dcd479c0 589extern int $func();
c23a0ac8 590int main(void){ $func(); }
dcd479c0
MR
591EOF
592}
593
2446d3d6
DB
594check_func_headers(){
595 log check_func_headers "$@"
f8d7b072
MR
596 headers=$1
597 func=$2
598 shift 2
599 disable $func
600 incs=""
601 for hdr in $headers; do
602 incs="$incs
603#include <$hdr>"
604 done
cd0d9a9d 605 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 606$incs
d6773f56 607int main(int argc, char **argv){
f8d7b072
MR
608 (void) $func;
609 return 0;
610}
611EOF
612}
613
a5344cf7
SS
614check_cpp_condition(){
615 log check_cpp_condition "$@"
616 header=$1
617 condition=$2
618 check_cpp <<EOF
619#include <$header>
620#if !($condition)
621#error "unsatisfied condition: $condition"
622#endif
623EOF
624}
625
57bd82d4
MR
626check_lib(){
627 log check_lib "$@"
628 header="$1"
629 func="$2"
630 shift 2
fcfcde17
MR
631 temp_extralibs "$@"
632 check_header $header && check_func $func && add_extralibs "$@"
633 err=$?
634 restore_flags
635 return $err
57bd82d4
MR
636}
637
f8d7b072
MR
638check_lib2(){
639 log check_lib2 "$@"
640 headers="$1"
641 func="$2"
642 shift 2
643 temp_extralibs "$@"
2446d3d6 644 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
645 err=$?
646 restore_flags
647 return $err
648}
649
dcd479c0 650check_exec(){
2270b4b2 651 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
652}
653
7dfef245
MR
654check_exec_crash(){
655 code=`cat`
656
657 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
658 # are safe but may not be available everywhere. Thus we use
659 # raise(SIGTERM) instead. The check is run in a subshell so we
660 # can redirect the "Terminated" message from the shell. SIGBUS
661 # is not defined by standard C so it is used conditionally.
662
2270b4b2 663 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
664#include <signal.h>
665static void sighandler(int sig){
666 raise(SIGTERM);
667}
e5af4a11 668int main(void){
7dfef245
MR
669 signal(SIGILL, sighandler);
670 signal(SIGFPE, sighandler);
671 signal(SIGSEGV, sighandler);
672#ifdef SIGBUS
673 signal(SIGBUS, sighandler);
674#endif
675 { $code }
676}
677EOF
678}
679
72be9e73
DY
680check_type(){
681 log check_type "$@"
682 headers=$1
683 type=$2
684 shift 2
685 disable $type
686 incs=""
687 for hdr in $headers; do
688 incs="$incs
689#include <$hdr>"
690 done
691 check_cc "$@" <<EOF && enable $type
692$incs
693$type v;
694EOF
695}
696
57bd82d4
MR
697require(){
698 name="$1"
699 header="$2"
700 func="$3"
701 shift 3
702 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
703}
704
f8d7b072
MR
705require2(){
706 name="$1"
707 headers="$2"
708 func="$3"
709 shift 3
710 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
711}
712
eea50282
MR
713check_foo_config(){
714 cfg=$1
715 pkg=$2
716 header=$3
717 func=$4
718 shift 4
719 disable $cfg
720 check_cmd ${pkg}-config --version
721 err=$?
722 if test "$err" = 0; then
723 temp_cflags `${pkg}-config --cflags`
724 temp_extralibs `${pkg}-config --libs`
725 check_lib "$@" $header $func && enable $cfg
726 fi
727 return $err
728}
729
c505dd31
MR
730apply(){
731 file=$1
732 shift
733 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
734}
735
dcd61286
DB
736# CONFIG_LIST contains configurable options, while HAVE_LIST is for
737# system-dependent things.
738
4a0d6686
AJ
739COMPONENT_LIST="
740 bsfs
741 decoders
742 demuxers
743 encoders
3cde40aa 744 filters
c552605c 745 indevs
4a0d6686 746 muxers
c552605c 747 outdevs
4a0d6686
AJ
748 parsers
749 protocols
750"
751
752CONFIG_LIST="
753 $COMPONENT_LIST
e8ed9b7a 754 aandct
f7679c54
VS
755 avfilter
756 avfilter_lavf
c88f5d72
MR
757 avisynth
758 beos_netserver
f402916e 759 bzlib
27a9466b 760 fastdiv
c88f5d72
MR
761 ffmpeg
762 ffplay
763 ffserver
1848f7d9 764 fft
4f034993 765 golomb
c88f5d72 766 gpl
ecfc4f44 767 gprof
d8d0d0b2 768 gray
3abe5fbd 769 hardcoded_tables
c88f5d72 770 ipv6
f5a756ef
DB
771 libamr_nb
772 libamr_wb
f7b8bffe 773 libdc1394
690bfceb 774 libdirac
2eed5a46
DB
775 libfaac
776 libfaad
777 libfaadbin
c88f5d72 778 libgsm
6ebe07fb 779 libmp3lame
c88f5d72 780 libnut
9a77d59a 781 libopenjpeg
f7cd9eed 782 libschroedinger
ae14f311 783 libspeex
150d2772 784 libtheora
c88f5d72 785 libvorbis
1cc60c47
DB
786 libx264
787 libxvid
47a158cb 788 mdct
c88f5d72 789 memalign_hack
a8150374 790 mlib
c88f5d72
MR
791 mpegaudio_hp
792 network
3fe142e2 793 nonfree
4a24ab64 794 postproc
2b4c3615 795 powerpc_perf
68602540 796 rdft
2e35e684 797 shared
bd2216e4 798 small
2e35e684 799 static
13ca50f3 800 swscale
272081b0 801 vdpau
c88f5d72 802 vhook
56a059ac 803 x11grab
c88f5d72 804 zlib
4a0d6686 805"
c88f5d72 806
8eee7025
DB
807THREADS_LIST='
808 beosthreads
d22e8442 809 os2threads
8eee7025
DB
810 pthreads
811 w32threads
812'
813
3f5b56e5
MR
814ARCH_LIST='
815 alpha
a2fc0f6a 816 arm
3f5b56e5
MR
817 bfin
818 ia64
819 m68k
820 mips
821 parisc
79cb09b2 822 ppc
3f5b56e5
MR
823 s390
824 sh4
825 sparc
826 sparc64
827 x86
828 x86_32
829 x86_64
830'
831
832ARCH_EXT_LIST='
1ac9331a 833 altivec
3bf96eec 834 amd3dnow
a1ef9f08 835 amd3dnowext
1ac9331a 836 armv5te
edab3048 837 armv6
ab5cb084 838 armv6t2
f55b299a 839 armvfp
3f5b56e5
MR
840 iwmmxt
841 mmi
842 mmx
d7f0920b 843 mmx2
6b18d278 844 neon
799fde37 845 ppc4xx
1bb04d5a 846 sse
9eeed841 847 ssse3
bd9d34a0 848 vis
3f5b56e5
MR
849'
850
851HAVE_LIST="
852 $ARCH_EXT_LIST
853 $THREADS_LIST
35fd8122 854 alsa_asoundlib_h
3f5b56e5 855 altivec_h
c9fdab0d 856 arpa_inet_h
6bd859d6 857 bswap
ecf97f22 858 closesocket
1ac9331a 859 cmov
e16e49ac 860 conio_h
c88f5d72 861 dcbzl
f8aa696f
DB
862 dev_bktr_ioctl_bt848_h
863 dev_bktr_ioctl_meteor_h
864 dev_ic_bt8xx_h
865 dev_video_meteor_ioctl_meteor_h
866 dev_video_bktr_ioctl_bt848_h
18b67ae5 867 dlfcn_h
c88f5d72 868 dlopen
bc574408 869 dos_paths
245626d0
DB
870 ebp_available
871 ebx_available
c2a29455 872 fast_64bit
7073e9fc 873 fast_cmov
7b829d2a 874 fast_unaligned
9d99cc5a 875 fork
c88f5d72 876 freetype2
da9e86f8 877 gethrtime
4e68cb8a 878 GetProcessTimes
66be5b45 879 getrusage
c88f5d72 880 imlib2
2e1913b1 881 inet_aton
61d251db 882 inline_asm
0b4a1821
AS
883 libdc1394_1
884 libdc1394_2
a33cab3a
MK
885 llrint
886 lrint
c88f5d72 887 lrintf
f8aa696f
DB
888 machine_ioctl_bt848_h
889 machine_ioctl_meteor_h
c88f5d72
MR
890 malloc_h
891 memalign
6ffa87d3 892 mkstemp
b4e806b2 893 pld
1f91cdce 894 posix_memalign
9cafbd6c 895 ppc64
a33cab3a
MK
896 round
897 roundf
c88f5d72
MR
898 sdl
899 sdl_video_size
b507ebd1 900 setmode
72be9e73 901 socklen_t
deb29777 902 soundcard_h
f8cda19e 903 poll_h
b58412f1 904 sys_mman_h
b091aa44 905 sys_resource_h
81644c2e 906 sys_select_h
deb29777 907 sys_soundcard_h
1b6e8b73 908 sys_videoio_h
d3a4b4e0 909 ten_operands
e16e49ac 910 termios_h
b265431e 911 threads
7b04b8a0 912 truncf
6ff3f3e7 913 winsock2_h
304d586d 914 yasm
0cb78cef 915"
44161118 916
b6bb00b0
MR
917# options emitted with CONFIG_ prefix but not available on command line
918CONFIG_EXTRA="
40b509b3 919 oldscaler
b6bb00b0
MR
920"
921
520cc7f1 922CMDLINE_SELECT="
3f5b56e5 923 $ARCH_EXT_LIST
520cc7f1 924 $CONFIG_LIST
8eee7025 925 $THREADS_LIST
db6107b6 926 cross_compile
520cc7f1
MR
927 debug
928 extra_warnings
8c6afa4d 929 logging
d2bbb2f7 930 optimizations
87a0fb62 931 stripping
7595a5e4 932 yasm
520cc7f1 933"
426be5dc
DB
934
935PATHS_LIST='
d156bede 936 bindir
14a8acf1 937 datadir
26759c44
MR
938 incdir
939 libdir
26759c44
MR
940 mandir
941 prefix
942 shlibdir
426be5dc
DB
943'
944
945CMDLINE_SET="
946 $PATHS_LIST
947 arch
948 build_suffix
949 cc
950 cpu
951 cross_prefix
ac63af34 952 extra_version
9da6609f
MR
953 host_cc
954 host_cflags
955 host_ldflags
956 host_libs
426be5dc 957 logfile
89641463 958 nm
26759c44 959 source_path
c5200f17
MR
960 sysinclude
961 sysroot
a7ada2ba 962 target_exec
26759c44 963 target_os
a7ada2ba 964 target_path
426be5dc 965"
520cc7f1 966
912f3148
DB
967# code dependency declarations
968
9eeed841 969# architecture extensions
79cb09b2 970altivec_deps="ppc"
3bf96eec 971amd3dnow_deps="mmx"
a1ef9f08 972amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
973armv5te_deps="arm"
974armv6_deps="arm"
ab5cb084 975armv6t2_deps="arm"
a2fc0f6a
MR
976armvfp_deps="arm"
977iwmmxt_deps="arm"
e241ba14 978mmi_deps="mips"
9eeed841 979mmx_deps="x86"
75aa95a6 980mmx2_deps="mmx"
a2fc0f6a 981neon_deps="arm"
799fde37 982ppc4xx_deps="ppc"
75aa95a6
DB
983sse_deps="mmx"
984ssse3_deps="sse"
bd9d34a0 985vis_deps="sparc"
9eeed841 986
b6bb00b0 987# common features
40b509b3 988oldscaler_deps="!swscale"
b6bb00b0 989
912f3148 990# decoders / encoders
47a158cb 991aac_decoder_select="fft mdct"
d8d12c15 992ac3_decoder_deps="gpl"
47a158cb
MR
993ac3_decoder_select="fft mdct"
994atrac3_decoder_select="fft mdct"
4f034993 995cavs_decoder_select="golomb"
47a158cb 996cook_decoder_select="fft mdct"
2eef7c62 997cscd_decoder_suggest="zlib"
47a158cb 998dca_decoder_select="fft mdct"
e8ed9b7a 999dnxhd_encoder_select="aandct"
2eef7c62 1000dxa_decoder_select="zlib"
406ab5cc 1001eac3_decoder_deps="gpl"
47a158cb 1002eac3_decoder_select="fft mdct"
e8ed9b7a 1003eatgq_decoder_select="aandct"
d52b39c7 1004eatqi_decoder_select="aandct"
4f034993
MR
1005ffv1_decoder_select="golomb"
1006flac_decoder_select="golomb"
1007flac_encoder_select="golomb"
2eef7c62
AJ
1008flashsv_decoder_select="zlib"
1009flashsv_encoder_select="zlib"
e8ed9b7a
DB
1010flv_encoder_select="aandct"
1011h261_encoder_select="aandct"
1012h263_encoder_select="aandct"
1013h263p_encoder_select="aandct"
4f034993 1014h264_decoder_select="golomb"
369122dd 1015h264_vdpau_decoder_deps="vdpau"
47a158cb 1016imc_decoder_select="fft mdct"
4f034993
MR
1017jpegls_decoder_select="golomb"
1018jpegls_encoder_select="golomb"
e8ed9b7a 1019ljpeg_encoder_select="aandct"
4f034993 1020loco_decoder_select="golomb"
e8ed9b7a
DB
1021mjpeg_encoder_select="aandct"
1022mpeg1video_encoder_select="aandct"
1023mpeg2video_encoder_select="aandct"
1024mpeg4_encoder_select="aandct"
d37edddc 1025mpeg_vdpau_decoder_deps="vdpau"
2b324225 1026mpeg1_vdpau_decoder_deps="vdpau"
8f6f050a 1027mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1028msmpeg4v1_encoder_select="aandct"
1029msmpeg4v2_encoder_select="aandct"
1030msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1031nellymoser_decoder_select="fft mdct"
1032nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1033png_decoder_select="zlib"
1034png_encoder_select="zlib"
63cae55d 1035qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1036rv10_encoder_select="aandct"
1037rv20_encoder_select="aandct"
d52b39c7
AJ
1038rv30_decoder_select="golomb"
1039rv40_decoder_select="golomb"
4f034993
MR
1040shorten_decoder_select="golomb"
1041sonic_decoder_select="golomb"
1042sonic_encoder_select="golomb"
1043sonic_ls_encoder_select="golomb"
1044svq3_decoder_select="golomb"
bee2eac5 1045svq3_decoder_suggest="zlib"
2eef7c62
AJ
1046tiff_decoder_suggest="zlib"
1047tiff_encoder_suggest="zlib"
1048tscc_decoder_select="zlib"
c5b42f4a 1049vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1050vorbis_decoder_select="fft mdct"
1051vorbis_encoder_select="fft mdct"
1052wmav1_decoder_select="fft mdct"
1053wmav1_encoder_select="fft mdct"
1054wmav2_decoder_select="fft mdct"
1055wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1056wmv1_encoder_select="aandct"
1057wmv2_encoder_select="aandct"
c5b42f4a 1058wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1059zlib_decoder_select="zlib"
1060zlib_encoder_select="zlib"
1061zmbv_decoder_select="zlib"
1062zmbv_encoder_select="zlib"
30fd06be 1063
912f3148 1064# external libraries
f5a756ef
DB
1065libamr_nb_decoder_deps="libamr_nb"
1066libamr_nb_encoder_deps="libamr_nb"
1067libamr_wb_decoder_deps="libamr_wb"
1068libamr_wb_encoder_deps="libamr_wb"
1b71f045 1069libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1070libdirac_encoder_deps="libdirac"
c9171a83 1071libfaac_encoder_deps="libfaac"
69ddbd1d 1072libfaad_decoder_deps="libfaad"
4ec45764 1073libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1074libgsm_decoder_deps="libgsm"
1075libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1076libgsm_ms_decoder_deps="libgsm"
1077libgsm_ms_encoder_deps="libgsm"
1cc60c47 1078libmp3lame_encoder_deps="libmp3lame"
9a77d59a 1079libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1080libschroedinger_decoder_deps="libschroedinger"
1081libschroedinger_encoder_deps="libschroedinger"
ae14f311 1082libspeex_decoder_deps="libspeex"
150d2772 1083libtheora_encoder_deps="libtheora"
b0caf888 1084libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1085libx264_encoder_deps="libx264"
1086libxvid_encoder_deps="libxvid"
272081b0 1087vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1088
912f3148 1089# demuxers / muxers
03a76ba9 1090ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1091alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1092alsa_demuxer_extralibs="-lasound"
1093alsa_muxer_deps="alsa_asoundlib_h"
1094alsa_muxer_extralibs="-lasound"
50383e88 1095audio_beos_demuxer_deps="audio_beos"
4ec45764 1096audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1097audio_beos_muxer_deps="audio_beos"
4ec45764 1098audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1099avisynth_demuxer_deps="avisynth"
73483024 1100bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1101dirac_demuxer_deps="dirac_parser"
fe9bb347 1102dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1103libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1104libnut_demuxer_deps="libnut"
1105libnut_muxer_deps="libnut"
2eef7c62
AJ
1106matroska_demuxer_suggest="zlib bzlib"
1107mov_demuxer_suggest="zlib"
4bd8e17c 1108mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1109oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1110oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1111redir_demuxer_deps="network"
8eb793c4 1112rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1113rtsp_demuxer_deps="sdp_demuxer"
1114sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1115v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1116v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1117vfwcap_demuxer_deps="capCreateCaptureWindow"
1118vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1119x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1120x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1121
912f3148 1122# protocols
3fff6382 1123gopher_protocol_deps="network"
c08fb000
AB
1124http_protocol_deps="network"
1125rtp_protocol_deps="udp_protocol"
1126tcp_protocol_deps="network"
1127udp_protocol_deps="network"
1128
f7679c54 1129# filters
81124ba0 1130movie_filter_deps="avfilter_lavf"
f7679c54 1131
912f3148 1132# programs
fa859b4d 1133ffplay_deps="sdl"
6ad42348 1134ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1135ffserver_extralibs='$ldl'
1136vhook_extralibs='$ldl'
a2830dca 1137
912f3148 1138
de6d9b64 1139# default parameters
8a608357 1140
2ba042a7 1141logfile="config.err"
8a608357
MR
1142
1143# installation paths
c9d19248
MR
1144prefix_default="/usr/local"
1145bindir_default='${prefix}/bin'
14a8acf1 1146datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1147incdir_default='${prefix}/include'
1148libdir_default='${prefix}/lib'
1149mandir_default='${prefix}/share/man'
1150shlibdir_default="$libdir_default"
8a608357
MR
1151
1152# toolchain
11e6d03a 1153ar="ar"
13c7df3d 1154cc_default="gcc"
9da6609f 1155host_cc_default="gcc"
11e6d03a 1156ln_s="ln -sf"
89641463 1157nm_default="nm"
11e6d03a 1158objformat="elf"
be7109c1 1159ranlib="ranlib"
0f3cb305 1160strip="strip"
11e6d03a 1161yasmexe="yasm"
8a608357
MR
1162
1163# machine
cc6a90dd 1164arch=`uname -m`
38d0a8aa 1165cpu="generic"
8a608357 1166
8a608357 1167# OS
4f854758 1168target_os=$(tolower $(uname -s))
8a608357 1169
8a608357 1170# configurable options
497237c7 1171enable debug
497237c7
RP
1172enable ffmpeg
1173enable ffplay
1174enable ffserver
1175enable ipv6
497237c7
RP
1176enable mpegaudio_hp
1177enable network
40b509b3 1178enable oldscaler
8400d6b8 1179enable optimizations
497237c7 1180enable protocols
530dc538 1181enable static
87a0fb62 1182enable stripping
8a608357
MR
1183vhook="default"
1184
8a608357 1185# build settings
11a9d3e8 1186add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1187SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1188VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1189FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1190LIBPREF="lib"
1191LIBSUF=".a"
c5f14466
RP
1192FULLNAME='$(NAME)$(BUILDSUF)'
1193LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1194SLIBPREF="lib"
1195SLIBSUF=".so"
c5f14466 1196SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1197SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1198SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1199LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1200
9da6609f
MR
1201host_cflags='-O3 -g -Wall'
1202host_libs='-lm'
1203
a7ada2ba
MR
1204target_path='.'
1205
0d7dca36
DB
1206# gcc stupidly only outputs the basename of targets with -MM, but we need the
1207# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1208DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1209
c597172e
MR
1210# find source path
1211source_path="`dirname \"$0\"`"
497237c7 1212enable source_path_used
c597172e
MR
1213if test -z "$source_path" -o "$source_path" = "." ; then
1214 source_path="`pwd`"
497237c7 1215 disable source_path_used
c597172e
MR
1216else
1217 source_path="`cd \"$source_path\"; pwd`"
1218 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1219 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1220fi
1221
c597172e
MR
1222FFMPEG_CONFIGURATION="$@"
1223
73ef8980
MR
1224find_things(){
1225 thing=$1
1226 pattern=$2
1227 file=$source_path/$3
932ccf39 1228 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1229}
1230
1231ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1232DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1233PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1234BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1235MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1236DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1237OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1238INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1239PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1240FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1241
7483e694
DB
1242enable $ARCH_EXT_LIST \
1243 $DECODER_LIST \
1244 $ENCODER_LIST \
1245 $PARSER_LIST \
1246 $BSF_LIST \
1247 $DEMUXER_LIST \
1248 $MUXER_LIST \
f7679c54 1249 $FILTER_LIST \
7483e694
DB
1250 $PROTOCOL_LIST \
1251 $INDEV_LIST \
1252 $OUTDEV_LIST \
c597172e
MR
1253
1254die_unknown(){
1255 echo "Unknown option \"$1\"."
1256 echo "See $0 --help for available options."
1257 exit 1
1258}
1259
794f8e97 1260show_list() {
bf0c4afa
RP
1261 suffix=_$1
1262 shift
1263 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1264 exit 0
1265}
1266
c597172e 1267for opt do
7483e694
DB
1268 optval="${opt#*=}"
1269 case "$opt" in
0f010b2f 1270 --extra-cflags=*) add_cflags $optval
7483e694 1271 ;;
0f010b2f 1272 --extra-ldflags=*) add_ldflags $optval
7483e694 1273 ;;
0f010b2f 1274 --extra-libs=*) add_extralibs $optval
7483e694 1275 ;;
8fb1cb58 1276 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1277 ;;
40bcf4c7
BL
1278 --enable-debug=*) debuglevel="$optval"
1279 ;;
7483e694
DB
1280 --enable-*=*|--disable-*=*)
1281 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1282 case "$thing" in
81124ba0 1283 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1284 *) die_unknown "$opt" ;;
1285 esac
1286 ;;
1287 --enable-?*|--disable-?*)
1288 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1289 if is_in $option $COMPONENT_LIST; then
1290 eval $action \$$(toupper ${option%s})_LIST
1291 elif is_in $option $CMDLINE_SELECT; then
1292 $action $option
1293 else
1294 die_unknown $opt
1295 fi
7483e694
DB
1296 ;;
1297 --list-*)
1298 NAME="${opt#--list-}"
1299 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1300 NAME=${NAME%s}
1301 eval show_list $NAME \$$(toupper $NAME)_LIST
1302 ;;
1303 --help|-h) show_help
1304 ;;
1305 *)
884a36a7 1306 optname="${opt%%=*}"
26759c44
MR
1307 optname="${optname#--}"
1308 optname=$(echo "$optname" | sed 's/-/_/g')
1309 is_in $optname $CMDLINE_SET || die_unknown $opt
1310 eval $optname='$optval'
7483e694
DB
1311 ;;
1312 esac
c597172e
MR
1313done
1314
bcea99bb
MR
1315disabled logging && logfile=/dev/null
1316
1317echo "# $0 $@" > $logfile
1318set >> $logfile
1319
9da6609f
MR
1320test -n "$cross_prefix" && enable cross_compile
1321
adb2b908 1322ar="${cross_prefix}${ar}"
11e6d03a 1323cc_default="${cross_prefix}${cc_default}"
20e0ed95 1324nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1325ranlib="${cross_prefix}${ranlib}"
1326strip="${cross_prefix}${strip}"
1327
c5200f17
MR
1328sysinclude_default="${sysroot}/usr/include"
1329
1330set_default cc nm sysinclude
9da6609f
MR
1331enabled cross_compile || host_cc_default=$cc
1332set_default host_cc
13c7df3d 1333
c0f5b7f1
MR
1334case $target_os in
1335 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) EXESUF=.exe ;;
1336esac
1337
e4e69e0b 1338# set temporary file name
a49d42c2 1339: ${TMPDIR:=$TEMPDIR}
c51fafa1 1340: ${TMPDIR:=$TMP}
a49d42c2 1341: ${TMPDIR:=/tmp}
e4e69e0b 1342
54460a83
MR
1343if ! check_cmd type mktemp; then
1344 # simple replacement for missing mktemp
1345 # NOT SAFE FOR GENERAL USE
1346 mktemp(){
1347 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1348 }
1349fi
1350
1351tmpfile(){
1352 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1353 (set -C; exec > $tmp) 2>/dev/null ||
1354 die "Unable to create temoporary file in $TMPDIR."
1355 append TMPFILES $tmp
1356 eval $1=$tmp
1357}
1358
1359trap 'rm -f -- $TMPFILES' EXIT
1360trap exit HUP INT TERM
1361
1362tmpfile TMPC .c
1363tmpfile TMPE $EXESUF
1364tmpfile TMPH .h
1365tmpfile TMPO .o
1366tmpfile TMPS .S
1367tmpfile TMPSH .sh
1368
1369unset -f mktemp
e4e69e0b 1370
993f2d0f
MR
1371# make sure we can execute files in $TMPDIR
1372cat > $TMPSH 2>> $logfile <<EOF
1373#! /bin/sh
1374EOF
1375chmod +x $TMPSH >> $logfile 2>&1
1376if ! $TMPSH >> $logfile 2>&1; then
1377 cat <<EOF
1378Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1379variable to another directory and make sure that it is not mounted noexec.
1380EOF
1381 die "Sanity test failed."
1382fi
993f2d0f 1383
3a636b6f 1384if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1385 cc_type=gcc
1386elif $cc --version 2>/dev/null | grep -q Intel; then
1387 cc_type=icc
1388elif $cc -v 2>&1 | grep -q xlc; then
1389 cc_type=xlc
df442a8d
MR
1390elif $cc -V 2>/dev/null | grep -q Compaq; then
1391 cc_type=ccc
1392 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
1393 add_ldflags -Wl,-z,now # calls to libots crash without this
629687f6
MR
1394fi
1395
1396test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1397
154d432c
MR
1398if test -n "$sysroot"; then
1399 case "$cc_type" in
1400 gcc)
1401 add_cflags --sysroot="$sysroot"
1402 add_ldflags --sysroot="$sysroot"
1403 ;;
1404 esac
1405fi
1406
993f2d0f
MR
1407# compiler sanity check
1408check_exec <<EOF
1409int main(void){ return 0; }
1410EOF
1411if test "$?" != 0; then
1412 echo "$cc is unable to create an executable file."
1413 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1414 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1415 echo "Only do this if you know what cross compiling means."
1416 fi
1417 die "C compiler test failed."
1418fi
1419
e9b9a2f8
MN
1420check_cflags -std=c99
1421
b24dbcbd 1422case "$arch" in
b24dbcbd
RP
1423 alpha)
1424 arch="alpha"
1425 enable fast_64bit
c0a02a3e 1426 check_cflags -mieee
b24dbcbd 1427 ;;
cfdb6148
MR
1428 arm|armv[4567]*l)
1429 arch="arm"
b24dbcbd 1430 ;;
f4870943
MR
1431 avr32)
1432 ;;
cfdb6148
MR
1433 bfin)
1434 arch="bfin"
1435 ;;
1436 ia64)
1437 arch="ia64"
b24dbcbd 1438 enable fast_64bit
cfdb6148
MR
1439 ;;
1440 m68k)
1441 arch="m68k"
b24dbcbd 1442 ;;
de3a1240 1443 mips|mipsel|IP*)
b24dbcbd
RP
1444 arch="mips"
1445 ;;
de3a1240
DB
1446 mips64)
1447 arch="mips"
1448 enable fast_64bit
1449 ;;
61597a98 1450 parisc|hppa)
b24dbcbd
RP
1451 arch="parisc"
1452 ;;
61597a98 1453 parisc64|hppa64)
b24dbcbd
RP
1454 arch="parisc"
1455 enable fast_64bit
1456 ;;
cfdb6148
MR
1457 "Power Macintosh"|ppc|powerpc)
1458 arch="ppc"
1459 enable fast_unaligned
1460 ;;
1461 ppc64)
1462 arch="ppc"
1463 enable fast_64bit
1464 enable fast_unaligned
1465 ;;
b24dbcbd
RP
1466 s390|s390x)
1467 arch="s390"
1468 ;;
cfdb6148
MR
1469 sh4|sh)
1470 arch="sh4"
b24dbcbd 1471 ;;
cfdb6148
MR
1472 sparc)
1473 arch="sparc"
1474 ;;
1475 sun4u|sparc64)
1476 arch="sparc"
1477 subarch="sparc64"
b24dbcbd
RP
1478 enable fast_64bit
1479 ;;
cfdb6148
MR
1480 i386|i486|i586|i686|i86pc|BePC)
1481 arch="x86"
1482 subarch="x86_32"
1483 enable fast_unaligned
1484 ;;
1485 x86_64|amd64)
1486 arch="x86"
1487 subarch="x86_32"
1488 enable cmov
1489 enable fast_cmov
1490 enable fast_unaligned
1491 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1492 int test[sizeof(char*) - 7];
1493EOF
b24dbcbd
RP
1494 ;;
1495 *)
1496 arch="unknown"
1497 ;;
1498esac
1499
62045d48 1500enable $arch $subarch
b24dbcbd 1501
7483e694 1502# OS specific
4f854758 1503case $target_os in
7483e694 1504 beos|haiku|zeta)
c9d19248 1505 prefix_default="$HOME/config"
7483e694 1506 # helps building libavcodec
0f010b2f 1507 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1508 # 3 gcc releases known for BeOS, each with ugly bugs
1509 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1510 case "$gcc_version" in
1511 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1512 disable mmx
1513 ;;
1514 *20010315*) echo "BeBits gcc"
0f010b2f 1515 add_cflags -fno-expensive-optimizations
7483e694
DB
1516 ;;
1517 esac
7483e694
DB
1518 SHFLAGS=-nostart
1519 # enable BeOS things
1520 enable audio_beos
1521 # no need for libm, but the inet stuff
1522 # Check for BONE
1523 # XXX: actually should check for NOT net_server
78fe7631 1524 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1525 network_extralibs="-lbind -lsocket"
1526 else
1527 enable beos_netserver
1528 network_extralibs="-lnet"
1529 fi ;;
1530 sunos)
1531 FFSERVERLDFLAGS=""
9987769a 1532 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1533 network_extralibs="-lsocket -lnsl"
e193c74e 1534 add_cflags -D__EXTENSIONS__
7483e694
DB
1535 ;;
1536 netbsd)
1537 oss_demuxer_extralibs="-lossaudio"
1538 oss_muxer_extralibs="-lossaudio"
1539 ;;
1540 openbsd)
1541 disable need_memalign
1542 LIBOBJFLAGS='$(PIC)'
7483e694 1543 SHFLAGS='-shared'
7483e694
DB
1544 oss_demuxer_extralibs="-lossaudio"
1545 oss_muxer_extralibs="-lossaudio"
1546 ;;
1547 freebsd)
1548 disable need_memalign
1549 ;;
1550 bsd/os)
1551 osextralibs="-lpoll -lgnugetopt"
1552 strip="strip -d"
1553 ;;
1554 darwin)
1555 disable need_memalign
0138c54e 1556 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1557 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1558 strip="strip -x"
1559 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1560 SLIBSUF=".dylib"
1561 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1562 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1563 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1564 objformat="macho"
1b0f6fb8 1565 enabled x86_64 && objformat="macho64"
7483e694
DB
1566 ;;
1567 mingw32*)
4f854758 1568 target_os=mingw32
dcc01c06 1569 LIBTARGET=i386
1fc9fb8a 1570 if enabled x86_64; then
dcc01c06
RP
1571 disable need_memalign
1572 LIBTARGET=x64
1573 fi
fbd971a4 1574 shlibdir_default="$bindir_default"
7483e694
DB
1575 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1576 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1577 if enabled swscale; then
7483e694
DB
1578 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1579 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1580 fi
1581 disable ffserver
1582 SLIBPREF=""
1583 SLIBSUF=".dll"
7483e694
DB
1584 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1585 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1586 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1587 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1588 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1589 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1590 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1591 objformat="win32"
bc574408 1592 enable dos_paths
b1549d61 1593 if ! enabled x86_64; then
f7ad5aa2
RP
1594 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1595 die "ERROR: MinGW runtime version must be >= 3.15."
1596 enabled_any avisynth vfwcap_demuxer &&
1597 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1598 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1599 fi
7483e694
DB
1600 ;;
1601 cygwin*)
4f854758 1602 target_os=cygwin
fbd971a4 1603 shlibdir_default="$bindir_default"
7483e694
DB
1604 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1605 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1606 if enabled swscale; then
7483e694
DB
1607 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1608 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1609 fi
7483e694
DB
1610 SLIBPREF="cyg"
1611 SLIBSUF=".dll"
1612 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1613 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1614 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1615 objformat="win32"
bc574408 1616 enable dos_paths
7483e694 1617 ;;
4f365f37 1618 *-dos|freedos|opendos)
4f365f37
MK
1619 disable ffplay ffserver vhook
1620 disable $INDEV_LIST $OUTDEV_LIST
1621 network_extralibs="-lsocket"
ff1c015d 1622 objformat="coff"
bc574408 1623 enable dos_paths
4f365f37 1624 ;;
7483e694 1625 linux)
7483e694
DB
1626 enable dv1394
1627 ;;
1628 irix*)
4f854758 1629 target_os=irix
7483e694
DB
1630 ranlib="echo ignoring ranlib"
1631 ;;
d22e8442 1632 os/2*)
d22e8442
DY
1633 strip="lxlite"
1634 ln_s="cp -f"
d22e8442 1635 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1636 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1637 FFSERVERLDFLAGS=""
287d3b13 1638 LIBSUF="_s.a"
d22e8442
DY
1639 SLIBPREF=""
1640 SLIBSUF=".dll"
1641 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1642 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1643 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1644 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1645 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1646 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1647 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1648 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1649 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1650 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1651 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1652 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1653 disable vhook
bc574408 1654 enable dos_paths
d22e8442 1655 ;;
269820f1
PR
1656 interix)
1657 disable vhook
1658 ;;
d22e8442 1659
7483e694 1660 *)
4f924f9a 1661 die "Unknown OS '$target_os'."
7483e694
DB
1662 ;;
1663esac
1664
c9d19248
MR
1665set_default $PATHS_LIST
1666
c597172e 1667add_extralibs $osextralibs
de6d9b64 1668
28d8e661
DB
1669# Combine FFLDFLAGS and the LDFLAGS environment variable.
1670LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1671
320d060a 1672# we need to build at least one lib type
93b3c083 1673if ! enabled_any static shared; then
320d060a
DB
1674 cat <<EOF
1675At least one library type must be built.
1676Specify --enable-static to build the static libraries or --enable-shared to
1677build the shared libraries as well. To only build the shared libraries specify
1678--disable-static in addition to --enable-shared.
1679EOF
1680 exit 1;
1681fi
1682
abc4e572 1683disabled static && LIBNAME=""
2a320695 1684
a2234ceb
RP
1685if enabled_any libfaad libfaadbin ; then
1686 if check_header faad.h; then
295b8c70 1687 check_cc <<EOF
a2234ceb
RP
1688#include <faad.h>
1689#ifndef FAAD2_VERSION
1690ok faad1
1691#endif
db817cf3 1692int main(void) { return 0; }
a2234ceb
RP
1693EOF
1694 test $? = 0 && enable libfaad2
1695 else
ff3dac65 1696 die "FAAD test failed."
a2234ceb
RP
1697 fi
1698fi
1699
1700
93b3c083 1701if ! enabled gpl; then
54118497
RP
1702 die_gpl_disabled(){
1703 name=$1
1704 shift
1705 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1706 }
4a24ab64 1707 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1708 die_gpl_disabled "libx264" libx264
1709 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1710 die_gpl_disabled "FAAD2" libfaad2
1711 die_gpl_disabled "The X11 grabber" x11grab
76022763 1712 die_gpl_disabled "The software scaler" swscale
ebb810d9 1713fi
b2e3c528 1714
3fe142e2
DB
1715if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1716 die "libamr is nonfree and --enable-nonfree is not specified."
1717fi
1718
9eeed841 1719check_deps $ARCH_EXT_LIST
0f3cb305 1720
5d323602
MR
1721test -z "$need_memalign" && need_memalign="$mmx"
1722
cf9d24ad 1723#Darwin CC versions
4f854758 1724if test $target_os = darwin; then
629687f6 1725 if enabled xlc; then
0f010b2f 1726 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1727 else
0f010b2f
DB
1728 add_cflags -pipe
1729 check_cflags -force_cpusubtype_ALL
1730 check_cflags -Wno-sign-compare
f946a9a4 1731 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1732 fi
2a1a6b64
MN
1733fi
1734
40617a6d 1735disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1736
a4adb608 1737# Add processor-specific flags
38d0a8aa 1738if test $cpu != "generic"; then
bc8ec47b
MR
1739 warn_altivec(){
1740 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1741 }
38d0a8aa 1742 case $cpu in
bb270c08 1743 601|ppc601|PowerPC601)
0f010b2f 1744 add_cflags -mcpu=601
bc8ec47b 1745 warn_altivec enabled PPC601
bb270c08
DB
1746 ;;
1747 603*|ppc603*|PowerPC603*)
0f010b2f 1748 add_cflags -mcpu=603
bc8ec47b 1749 warn_altivec enabled PPC603
bb270c08
DB
1750 ;;
1751 604*|ppc604*|PowerPC604*)
0f010b2f 1752 add_cflags -mcpu=604
bc8ec47b 1753 warn_altivec enabled PPC604
bb270c08
DB
1754 ;;
1755 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1756 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1757 warn_altivec enabled PPC75x
bb270c08
DB
1758 ;;
1759 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1760 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1761 warn_altivec disabled PPC745x
bb270c08
DB
1762 ;;
1763 74*|ppc74*|PowerPC74*)
0f010b2f 1764 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1765 warn_altivec disabled PPC74xx
bb270c08
DB
1766 ;;
1767 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1768 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1769 warn_altivec disabled PPC970
9cafbd6c 1770 enable ppc64
bb270c08 1771 ;;
e07e357d 1772 Cell|CELL|cell)
0f010b2f 1773 add_cflags -mcpu=cell
e07e357d 1774 warn_altivec disabled Cell
9cafbd6c 1775 enable ppc64
e07e357d 1776 ;;
e7768fc5
GP
1777 # targets that do NOT support conditional mov (cmov)
1778 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1779 add_cflags -march=$cpu
497237c7 1780 disable cmov
e7768fc5
GP
1781 ;;
1782 # targets that do support conditional mov (cmov)
416519dd 1783 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1784 add_cflags -march=$cpu
497237c7
RP
1785 enable cmov
1786 enable fast_cmov
94e4c3a3
GP
1787 ;;
1788 # targets that do support conditional mov but on which it's slow
800a5a19 1789 pentium4|pentium4m|prescott|nocona)
0f010b2f 1790 add_cflags -march=$cpu
497237c7
RP
1791 enable cmov
1792 disable fast_cmov
bb270c08 1793 ;;
d7b34d08 1794 sparc64)
0f010b2f 1795 add_cflags -mcpu=v9
d7b34d08 1796 ;;
f2e49553 1797 arm11*|cortex*)
0f010b2f 1798 add_cflags -mcpu=$cpu
f2e49553
MR
1799 enable fast_unaligned
1800 ;;
0223bd6f 1801 armv*)
0f010b2f 1802 add_cflags -march=$cpu
0223bd6f 1803 ;;
f2e49553 1804 arm*)
0f010b2f 1805 add_cflags -mcpu=$cpu
6b19786b 1806 ;;
1cd11856 1807 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1808 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1809 ;;
bb270c08 1810 *)
7483e694 1811 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1812 ;;
a4adb608
MN
1813 esac
1814fi
1815
b4d96ba2
MR
1816check_cc <<EOF || die "Symbol mangling check failed."
1817int ff_extern;
1818EOF
2f05d9c1 1819sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1820extern_prefix=${sym%%ff_extern*}
1821
61d251db
MR
1822check_asm inline_asm '""'
1823
9eeed841 1824if enabled x86; then
44965991
PI
1825 # check whether EBP is available on x86
1826 # As 'i' is stored on the stack, this program will crash
1827 # if the base pointer is used to access it because the
1828 # base pointer is cleared in the inline assembly code.
7dfef245 1829 check_exec_crash <<EOF && enable ebp_available
44965991 1830 volatile int i=0;
be449fca 1831 __asm__ volatile (
44965991
PI
1832 "xorl %%ebp, %%ebp"
1833 ::: "%ebp");
1834 return i;
44965991
PI
1835EOF
1836
1837 # check wether EBX is available on x86
940f335a 1838 check_asm ebx_available '"":::"%ebx"'
8e380710 1839
d3a4b4e0
DB
1840 # check whether more than 10 operands are supported
1841 check_cc <<EOF && enable ten_operands
1842int main(void) {
1843 int x=0;
1844 __asm__ volatile(
1845 ""
1846 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1847 );
1848 return 0;
1849}
1850EOF
1851
d7f0920b 1852 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1853 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1854 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1855
1856 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1857
d52481b9 1858 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1859 enabled x86_64 && append YASMFLAGS "-m amd64"
1860 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1861 case "$objformat" in
1862 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1863 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1864 *) append YASMFLAGS "-DPREFIX" ;;
1865 esac
7595a5e4 1866 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1867fi
1868
87ea51e0
LB
1869# check for assembler specific support
1870
5b6c2cbd 1871enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1872enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1873
57bd82d4
MR
1874# check for SIMD availability
1875
115329f1 1876# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1877if enabled altivec; then
3ed1a2ee
DB
1878 check_cflags -maltivec -mabi=altivec &&
1879 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1880 check_cflags -faltivec
b6e52719 1881
0182fee8 1882 # check if our compiler supports Motorola AltiVec C API
497237c7 1883 check_cc <<EOF || disable altivec
dcd479c0 1884$inc_altivec_h
a9a07762
MN
1885int main(void) {
1886 vector signed int v1, v2, v3;
1887 v1 = vec_add(v2,v3);
1888 return 0;
1889}
1890EOF
b006b26c
DB
1891
1892 # check if our compiler supports braces for vector declarations
80a61f08 1893 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1894$inc_altivec_h
80a61f08 1895int main (void) { (vector int) {1}; return 0; }
b006b26c 1896EOF
a9a07762 1897fi
ab6c65f6 1898
b4e806b2 1899# We have to check if pld is a nop and disable it.
a2fc0f6a 1900enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1901enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1902enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1903enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1904enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1905enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1906enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1907enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1908enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1909
0f010b2f 1910enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1911
57bd82d4
MR
1912# ---
1913# big/little-endian test
9eebe687
MR
1914check_cc <<EOF || die "endian test failed"
1915unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1916EOF
d04d9e16 1917od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1918
a3999908 1919# ---
3d204385
NK
1920# check availability of some header files
1921
a98bb16d
RP
1922if check_func dlopen; then
1923 ldl=
1924elif check_func dlopen -ldl; then
1925 ldl=-ldl
8bf5d58f
MN
1926fi
1927
75ecf149
DB
1928# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1929check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
1930
7483e694
DB
1931check_func fork
1932check_func gethrtime
1933check_func getrusage
094c09bb 1934check_func inet_aton $network_extralibs
7483e694
DB
1935check_func memalign
1936check_func mkstemp
1f91cdce 1937check_func posix_memalign
b507ebd1 1938check_func_headers io.h setmode
2446d3d6 1939check_func_headers windows.h GetProcessTimes
6ffa87d3 1940
e16e49ac 1941check_header conio.h
a98bb16d
RP
1942check_header dlfcn.h
1943check_header malloc.h
bf6ce82d 1944check_header poll.h
b58412f1 1945check_header sys/mman.h
b091aa44 1946check_header sys/resource.h
bf6ce82d 1947check_header sys/select.h
a98bb16d 1948check_header termios.h
272081b0
CEH
1949check_header vdpau/vdpau.h
1950check_header vdpau/vdpau_x11.h
68178ca9 1951check_header X11/extensions/XvMClib.h
a98bb16d 1952
1f91cdce
RP
1953if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1954 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1955fi
e16e49ac 1956
a4fa192c 1957disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1958disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1959
1960# check for some common methods of building with pthread support
1961# do this before the optional library checks as some of them require pthreads
1962if enabled pthreads; then
9e7fd101
MR
1963 if check_func pthread_create; then
1964 :
1965 elif check_func pthread_create -pthread; then
1966 add_cflags -pthread
afc9aee2 1967 add_extralibs -pthread
9e7fd101
MR
1968 elif check_func pthread_create -pthreads; then
1969 add_cflags -pthreads
afc9aee2 1970 add_extralibs -pthreads
8d94f606
GT
1971 elif check_func pthread_create -lpthreadGC2; then
1972 add_extralibs -lpthreadGC2
9e7fd101
MR
1973 elif ! check_lib pthread.h pthread_create -lpthread; then
1974 die "ERROR: can't find pthreads library"
1975 fi
57bd82d4
MR
1976fi
1977
8eee7025 1978for thread in $THREADS_LIST; do
e5f94c2b 1979 if enabled $thread; then
3ae3b721
RP
1980 test -n "$thread_type" &&
1981 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1982 thread_type="$thread"
e5f94c2b
RP
1983 fi
1984done
1985
fdf88598
MR
1986check_lib math.h sin -lm
1987
a33cab3a 1988# test for C99 functions in math.h
7b04b8a0 1989for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1990 check_exec <<EOF && enable $func || disable $func
f32adb22 1991#include <math.h>
a33cab3a 1992int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1993EOF
a33cab3a 1994done
f32adb22 1995
57bd82d4 1996# these are off by default, so fail if requested and not available
79fda097 1997enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1998enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1999enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 2000enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2001 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2002 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2003enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2004enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2005enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2006enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2007enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3d6fac8c 2008enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2009enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2010 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2011enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2012enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2013enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2014enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2015 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2016 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2017enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2018enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2019
0b4a1821
AS
2020# libdc1394 check
2021if enabled libdc1394; then
2022 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2023 enable libdc1394_2; } ||
2024 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2025 enable libdc1394_1; } ||
2026 die "ERROR: No version of libdc1394 found "
2027fi
2028
2029
c13e1abd
FH
2030_restrict=
2031for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2032 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2033void foo(char * $restrict_keyword p);
2034EOF
c13e1abd
FH
2035done
2036
703afd07 2037test "$vhook" = "default" && vhook="$dlopen"
a8721c09 2038
4f854758 2039if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 2040 disable vhook
fbb9d104 2041 echo
b0268cc0 2042 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
2043 echo "Patches welcome."
2044 echo
2045fi
2046
8d923001
MR
2047if enabled vhook; then
2048 check_ldflags -rdynamic
2049 check_ldflags -export-dynamic
2050fi
bfd2edeb 2051
eea50282
MR
2052check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
2053check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 2054
a86b921c 2055##########################################
29799f8b 2056# SDL check
a86b921c 2057
497237c7
RP
2058disable sdl_too_old
2059disable sdl
6a1a892f 2060SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2061if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
2062 sdl_cflags=`"${SDL_CONFIG}" --cflags`
2063 temp_cflags $sdl_cflags
dcd479c0 2064 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 2065 if check_lib2 SDL.h SDL_Init; then
dcd479c0 2066 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 2067 if test "$_sdlversion" -lt 121 ; then
497237c7 2068 enable sdl_too_old
dcd479c0 2069 else
497237c7 2070 enable sdl
225e21ef 2071 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2072#include <SDL.h>
d6773f56 2073int main(int argc, char **argv){
29f3b38a
MR
2074 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2075 int w = vi->current_w;
2076 return 0;
2077}
2078EOF
dcd479c0
MR
2079 fi
2080 fi
29f3b38a 2081 restore_flags
c3f6b472 2082fi
57bd82d4 2083
2270b4b2 2084texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2085
7a91333f 2086##########################################
73b46a95
RP
2087# Network check
2088
2089if enabled network; then
96000432 2090 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2091 # Prefer arpa/inet.h over winsock2
2092 if check_header arpa/inet.h ; then
2093 check_func closesocket
2094 elif check_header winsock2.h ; then
ea10ddde 2095 network_extralibs="-lws2_32"
72be9e73 2096 check_type ws2tcpip.h socklen_t
2446d3d6 2097 check_func_headers winsock2.h closesocket
73b46a95
RP
2098 fi
2099fi
2100
2101##########################################
29799f8b 2102# IPv6 check
7a91333f 2103
497237c7 2104enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2105#include <sys/types.h>
2106#include <sys/socket.h>
2107#include <netinet/in.h>
2108#include <netdb.h>
db817cf3 2109int main(void) {
7483e694
DB
2110 struct sockaddr_storage saddr;
2111 struct ipv6_mreq mreq6;
2112 getaddrinfo(0,0,0,0);
2113 getnameinfo(0,0,0,0,0,0,0);
2114 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2115}
2116EOF
2117
06e31011
RP
2118check_header linux/videodev.h
2119check_header linux/videodev2.h
1b6e8b73 2120check_header sys/videoio.h
47f38850 2121
2446d3d6 2122check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2123
f8aa696f 2124# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2125{ check_header dev/bktr/ioctl_meteor.h &&
2126 check_header dev/bktr/ioctl_bt848.h; } ||
2127{ check_header machine/ioctl_meteor.h &&
2128 check_header machine/ioctl_bt848.h; } ||
2129{ check_header dev/video/meteor/ioctl_meteor.h &&
2130 check_header dev/video/bktr/ioctl_bt848.h; } ||
2131check_header dev/ic/bt8xx.h
f8aa696f 2132
c7682de0
RP
2133check_header sys/soundcard.h
2134check_header soundcard.h
deb29777 2135
35fd8122
NG
2136check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2137
7483e694 2138# deal with the X11 frame grabber
56a059ac 2139enabled x11grab &&
f58f4ce1
GP
2140check_header X11/Xlib.h &&
2141check_header X11/extensions/XShm.h &&
2142check_func XOpenDisplay -lX11 &&
06eab4ba 2143check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2144
40bcf4c7 2145enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2146
2147# add some useful compiler flags if supported
2148check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2149check_cflags -Wall
2150check_cflags -Wno-switch
c07bd6a9
MN
2151check_cflags -Wdisabled-optimization
2152check_cflags -Wpointer-arith
2153check_cflags -Wredundant-decls
cc1fb623 2154check_cflags -Wno-pointer-sign
f4929996 2155check_cflags -Wcast-qual
9aceb3cf 2156check_cflags -Wwrite-strings
652a5bf6 2157check_cflags -Wtype-limits
764551c6 2158check_cflags -Wundef
5af4e0cc 2159enabled extra_warnings && check_cflags -Winline
cf9d24ad 2160
57bd82d4 2161# add some linker flags
5c0e9479 2162check_ldflags -Wl,--warn-common
8351d2ba
DB
2163check_ldflags -Wl,--as-needed
2164check_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 2165check_ldflags -Wl,-Bsymbolic
94a3401e 2166
bd2216e4
MR
2167if enabled small; then
2168 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2169 optimizations="small"
2170elif enabled optimizations; then
629687f6 2171 if enabled xlc; then
0f010b2f
DB
2172 add_cflags -O5
2173 add_ldflags -O5
df442a8d
MR
2174 elif enabled ccc; then
2175 add_cflags -fast
cf9d24ad 2176 else
0f010b2f 2177 add_cflags -O3
cf9d24ad 2178 fi
cddf3f45 2179fi
11fdbc44 2180check_cflags -fno-math-errno
b2eb2ff0 2181check_cflags -fno-signed-zeros
cddf3f45 2182
504a64b9 2183# add some flags for Intel C Compiler
629687f6 2184if enabled icc; then
b1598b58
MR
2185 # Just warnings, no remarks
2186 check_cflags -w1
2187 # -wd: Disable following warnings
2188 # 144, 167, 556: -Wno-pointer-sign
2189 # 10006: ignoring unknown option -fno-signed-zeros
2190 # 10156: ignoring option '-W'; no argument required
2191 check_cflags -wd144,167,556,10006,10156
2192 # 11030: Warning unknown option --as-needed
2193 # 10156: ignoring option '-export'; no argument required
2194 check_ldflags -wd10156,11030
2195 # Allow to compile with optimizations
2196 check_ldflags -march=$cpu
df442a8d
MR
2197elif enabled ccc; then
2198 # disable some annoying warnings
2199 add_cflags -msg_disable cvtu32to64
2200 add_cflags -msg_disable embedcomment
2201 add_cflags -msg_disable needconstext
2202 add_cflags -msg_disable nomainieee
2203 add_cflags -msg_disable ptrmismatch1
2204 add_cflags -msg_disable unreachcode
504a64b9
CEH
2205fi
2206
80581e98 2207# PIC flags for shared library objects where they are needed
5af4e0cc 2208if enabled shared; then
569cb218
MR
2209 # LIBOBJFLAGS may have already been set in the OS configuration
2210 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2211 case "${subarch-$arch}" in
b6bd7268 2212 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2213 esac
2214 fi
80581e98
MN
2215fi
2216
90be59ef 2217if enabled gprof; then
0f010b2f
DB
2218 add_cflags -p
2219 add_ldflags -p
1db54e20
DB
2220fi
2221
3b26ee47 2222VHOOKCFLAGS="-fPIC"
18451f7d 2223
7f3c02fc 2224# Find out if the .align argument is a power of two or not.
9377b6ce 2225check_asm asmalign_pot '".align 3"'
4454dc1b 2226
7483e694
DB
2227enabled_any $DECODER_LIST && enable decoders
2228enabled_any $ENCODER_LIST && enable encoders
2229enabled_any $BSF_LIST && enable bsfs
2230enabled_any $DEMUXER_LIST && enable demuxers
2231enabled_any $MUXER_LIST && enable muxers
f7679c54 2232enabled_any $FILTER_LIST && enable filters
7483e694
DB
2233enabled_any $INDEV_LIST && enable demuxers
2234enabled_any $OUTDEV_LIST && enable muxers
2235enabled_any $PROTOCOL_LIST && enable protocols
2236
2237enabled_any $THREADS_LIST && enable threads
2238
2239check_deps $CONFIG_LIST \
b6bb00b0 2240 $CONFIG_EXTRA \
7483e694
DB
2241 $HAVE_LIST \
2242 $DECODER_LIST \
2243 $ENCODER_LIST \
2244 $PARSER_LIST \
2245 $BSF_LIST \
2246 $DEMUXER_LIST \
2247 $MUXER_LIST \
f7679c54 2248 $FILTER_LIST \
7483e694
DB
2249 $INDEV_LIST \
2250 $OUTDEV_LIST \
2251 $PROTOCOL_LIST \
f70f03f6 2252
3e89171a 2253echo "install prefix $prefix"
f36958f8
DB
2254echo "source path $source_path"
2255echo "C compiler $cc"
bfd5afd8 2256echo ".align is power-of-two $asmalign_pot"
f36958f8 2257echo "ARCH $arch ($cpu)"
ce8871c2
MR
2258if test "$build_suffix" != ""; then
2259 echo "build suffix $build_suffix"
eb94aca9 2260fi
ac63af34
DB
2261if test "$extra_version" != ""; then
2262 echo "version string suffix $extra_version"
2263fi
0db2ce77 2264echo "big-endian ${bigendian-no}"
5b6c2cbd 2265if enabled x86; then
af44e8e4 2266 echo "yasm ${yasm-no}"
0db2ce77 2267 echo "MMX enabled ${mmx-no}"
30e98e62 2268 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2269 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2270 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2271 echo "SSE enabled ${sse-no}"
30e98e62 2272 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2273 echo "CMOV enabled ${cmov-no}"
2274 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2275 echo "EBX available ${ebx_available-no}"
2276 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2277 echo "10 operands supported ${ten_operands-no}"
e41e8342 2278fi
5b6c2cbd 2279if enabled arm; then
0db2ce77
MR
2280 echo "ARMv5TE enabled ${armv5te-no}"
2281 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2282 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2283 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2284 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2285 echo "NEON enabled ${neon-no}"
eba9ae3c 2286fi
5b6c2cbd 2287if enabled mips; then
0db2ce77 2288 echo "MMI enabled ${mmi-no}"
e41e8342 2289fi
5b6c2cbd 2290if enabled ppc; then
0db2ce77 2291 echo "AltiVec enabled ${altivec-no}"
30e98e62 2292 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2293 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2294 echo "performance report ${powerpc_perf-no}"
2295fi
2296if enabled sparc; then
2297 echo "VIS enabled ${vis-no}"
e41e8342 2298fi
0db2ce77
MR
2299echo "gprof enabled ${gprof-no}"
2300echo "debug symbols ${debug-no}"
87a0fb62 2301echo "strip symbols ${stripping-no}"
8400d6b8 2302echo "optimizations ${optimizations-no}"
0db2ce77
MR
2303echo "static ${static-no}"
2304echo "shared ${shared-no}"
4a24ab64 2305echo "postprocessing support ${postproc-no}"
13ca50f3 2306echo "software scaler enabled ${swscale-no}"
f7679c54 2307echo "new filter support ${avfilter-no}"
81124ba0 2308echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2309echo "video hooking ${vhook-no}"
90be59ef 2310if enabled vhook; then
0db2ce77
MR
2311 echo "Imlib2 support ${imlib2-no}"
2312 echo "FreeType support ${freetype2-no}"
68892110 2313fi
0db2ce77 2314echo "network support ${network-no}"
90be59ef 2315if enabled network; then
0db2ce77 2316 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2317fi
0db2ce77
MR
2318echo "threading support ${thread_type-no}"
2319echo "SDL support ${sdl-no}"
90be59ef 2320if enabled sdl_too_old; then
bfd5afd8
DB
2321 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2322fi
0db2ce77
MR
2323echo "Sun medialib support ${mlib-no}"
2324echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2325echo "libamr-nb support ${libamr_nb-no}"
2326echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2327echo "libdc1394 support ${libdc1394-no}"
690bfceb 2328echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2329echo "libfaac enabled ${libfaac-no}"
2330echo "libfaad enabled ${libfaad-no}"
7e0871a7 2331echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2332echo "libgsm enabled ${libgsm-no}"
2333echo "libmp3lame enabled ${libmp3lame-no}"
2334echo "libnut enabled ${libnut-no}"
9a77d59a 2335echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2336echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2337echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2338echo "libtheora enabled ${libtheora-no}"
2339echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2340echo "libx264 enabled ${libx264-no}"
2341echo "libxvid enabled ${libxvid-no}"
272081b0 2342echo "vdpau enabled ${vdpau-no}"
0db2ce77 2343echo "zlib enabled ${zlib-no}"
f402916e 2344echo "bzlib enabled ${bzlib-no}"
2c62e737 2345echo
de6d9b64 2346
f7679c54 2347for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2348 echo "Enabled ${type}s:"
f65c9da1 2349 eval list=\$$(toupper $type)_LIST
8138b9db 2350 for part in $list; do
f65c9da1
MR
2351 enabled $part && echo ${part%_*}
2352 done | sort | pr -3 -t
2353 echo
8138b9db
RP
2354done
2355
ba321adb
JK
2356license="LGPL"
2357if enabled nonfree; then
2358 license="unredistributable"
2359elif enabled gpl; then
2360 license="GPL"
2361fi
2362
2363echo "License: $license"
ca5323af 2364
cf1392e9
DB
2365echo "Creating config.mak and config.h..."
2366
29799f8b
DB
2367echo "# Automatically generated by configure - do not modify!" > config.mak
2368echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2369echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2370echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2371echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2372echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2373
d921f03f 2374echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2375echo "prefix=$prefix" >> config.mak
22a324da
DB
2376echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2377echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2378echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2379echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2380echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2381echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2382echo "CC=$cc" >> config.mak
304d586d 2383echo "YASM=$yasmexe" >> config.mak
980fc7b8 2384echo "AR=$ar" >> config.mak
be7109c1 2385echo "RANLIB=$ranlib" >> config.mak
20369773 2386echo "LN_S=$ln_s" >> config.mak
87a0fb62 2387enabled stripping &&
3ae3b721 2388 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2389 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2390
a9b3f630 2391echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2392echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2393echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2394echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2395echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2396echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2397echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2398echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2399echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2400echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2401echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2402echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2403echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2404echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2405echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2406echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2407echo "SLIBSUF=$SLIBSUF" >> config.mak
2408echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2409echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2410echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2411echo "HOSTCC=$host_cc" >> config.mak
2412echo "HOSTCFLAGS=$host_cflags" >> config.mak
2413echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2414echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2415echo "TARGET_EXEC=$target_exec" >> config.mak
2416echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2417
90be59ef 2418if enabled bigendian; then
7483e694
DB
2419 echo "WORDS_BIGENDIAN=yes" >> config.mak
2420 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2421fi
44161118 2422
90be59ef 2423if enabled sdl; then
7483e694
DB
2424 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2425 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2426fi
90be59ef 2427if enabled texi2html; then
7483e694 2428 echo "BUILD_DOC=yes" >> config.mak
146ea952 2429fi
5a872801 2430
719c8e00
MR
2431get_version(){
2432 name=$1
2433 file=$source_path/$2
147e7692
MR
2434 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2435 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2436 lcname=$(tolower $name)
2437 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2438 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2439}
2440
147e7692
MR
2441get_version LIBSWSCALE libswscale/swscale.h
2442get_version LIBPOSTPROC libpostproc/postprocess.h
2443get_version LIBAVCODEC libavcodec/avcodec.h
2444get_version LIBAVDEVICE libavdevice/avdevice.h
2445get_version LIBAVFORMAT libavformat/avformat.h
2446get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2447get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2448
5af4e0cc 2449if enabled shared; then
7483e694
DB
2450 echo "BUILD_SHARED=yes" >> config.mak
2451 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2452 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2453 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2454 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2455 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2456 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2457 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2458 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2459 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2460fi
d7e27559 2461echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2462echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2463
7b5e8a27
DB
2464echo "ARCH=$arch" >> config.mak
2465
3d907e22
MR
2466print_config ARCH_ $TMPH config.mak $ARCH_LIST
2467print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2468print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2469 $CONFIG_EXTRA \
7483e694
DB
2470 $DECODER_LIST \
2471 $ENCODER_LIST \
2472 $PARSER_LIST \
2473 $BSF_LIST \
2474 $DEMUXER_LIST \
2475 $MUXER_LIST \
f7679c54 2476 $FILTER_LIST \
7483e694
DB
2477 $PROTOCOL_LIST \
2478 $INDEV_LIST \
2479 $OUTDEV_LIST \
8ac17293 2480
c13e1abd
FH
2481echo "#define restrict $_restrict" >> $TMPH
2482
bd2216e4 2483if enabled small; then
7483e694 2484 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2485fi
2486
997baf01
MR
2487echo "SRC_PATH=\"$source_path\"" >> config.mak
2488echo "SRC_PATH_BARE=$source_path" >> config.mak
2489echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2490
8156056e 2491# Apparently it's not possible to portably echo a backslash.
3ae3b721 2492enabled asmalign_pot &&
7483e694 2493 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2494 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2495
b4d96ba2 2496echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2497
9c05103f
DB
2498echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2499
b7860763 2500# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2501cmp -s $TMPH config.h &&
2502 echo "config.h is unchanged" ||
2503 mv -f $TMPH config.h
3d204385 2504
165af439 2505# build tree in object directory if source path is different from current one
90be59ef 2506if enabled source_path_used; then
165af439 2507 DIRS="\
7483e694
DB
2508 doc \
2509 libavcodec \
2510 libavcodec/alpha \
a2fc0f6a 2511 libavcodec/arm \
7483e694 2512 libavcodec/bfin \
7483e694
DB
2513 libavcodec/mlib \
2514 libavcodec/ppc \
2515 libavcodec/sh4 \
2516 libavcodec/sparc \
a6493a8f 2517 libavcodec/x86 \
52a9cf34 2518 libavdevice \
f7679c54 2519 libavfilter \
7483e694
DB
2520 libavformat \
2521 libavutil \
2522 libpostproc \
2523 libswscale \
2524 tests \
2525 tools \
2526 vhook \
2527 "
165af439 2528 FILES="\
7483e694
DB
2529 Makefile \
2530 common.mak \
71c61f62 2531 subdir.mak \
7483e694
DB
2532 doc/texi2pod.pl \
2533 libavcodec/Makefile \
52a9cf34 2534 libavdevice/Makefile \
f7679c54 2535 libavfilter/Makefile \
7483e694
DB
2536 libavformat/Makefile \
2537 libavutil/Makefile \
2538 libpostproc/Makefile \
2539 libswscale/Makefile \
2540 "
165af439 2541 for dir in $DIRS ; do
7483e694 2542 mkdir -p $dir
165af439
MR
2543 done
2544 for f in $FILES ; do
20369773 2545 $ln_s "$source_path/$f" $f
165af439
MR
2546 done
2547fi
def4272a 2548
def4272a 2549
d0674868 2550# build pkg-config files
def4272a 2551
d0674868
DB
2552pkgconfig_generate(){
2553name=$1
b0dfd108 2554shortname=${name#lib}${build_suffix}
d0674868
DB
2555comment=$2
2556version=$3
2557libs=$4
2558requires=$5
25cd5cb3 2559cat <<EOF > $name/$name.pc
3e89171a 2560prefix=$prefix
a94e666c 2561exec_prefix=\${prefix}
f2b7382c 2562libdir=$libdir
7622778e 2563includedir=$incdir
def4272a 2564
d0674868
DB
2565Name: $name
2566Description: $comment
2567Version: $version
5dcfe9f8
AH
2568Requires: $(disabled shared && echo $requires)
2569Requires.private: $(enabled shared && echo $requires)
def4272a 2570Conflicts:
12701f6e
AH
2571Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2572Libs.private: $(enabled shared && echo $libs)
76a448ed 2573Cflags: -I\${includedir}
def4272a 2574EOF
25cd5cb3 2575cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2576prefix=
2577exec_prefix=
46d1ff83 2578libdir=\${pcfiledir}
1d44d365 2579includedir=${source_path}
def4272a 2580
d0674868
DB
2581Name: $name
2582Description: $comment
2583Version: $version
2584Requires: $requires
def4272a 2585Conflicts:
12701f6e 2586Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2587Cflags: -I\${includedir}
2588EOF
d0674868 2589}
def4272a 2590
e426941d 2591pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2592pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2593pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2594pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2595enabled avfilter &&
46983309 2596 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2597enabled postproc &&
e426941d 2598 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2599if enabled swscale; then
e426941d 2600 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2601else
46983309 2602 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2603 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2604fi