Cosmetics: group together indev/outdev dependencies.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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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 "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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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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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."
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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
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54 exit 1
55fi
56
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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"
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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:"
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
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76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
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79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
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81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
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87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
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92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
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98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
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104 echo " --disable-vaapi disable VAAPI code"
105 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 106 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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107 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
108 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
109 echo " --enable-beos-netserver enable BeOS netserver"
110 echo " --disable-encoder=NAME disable encoder NAME"
111 echo " --enable-encoder=NAME enable encoder NAME"
112 echo " --disable-encoders disable all encoders"
113 echo " --disable-decoder=NAME disable decoder NAME"
114 echo " --enable-decoder=NAME enable decoder NAME"
115 echo " --disable-decoders disable all decoders"
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116 echo " --disable-hwaccel=NAME disable hwaccel NAME"
117 echo " --enable-hwaccel=NAME enable hwaccel NAME"
118 echo " --disable-hwaccels disable all hwaccels"
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119 echo " --disable-muxer=NAME disable muxer NAME"
120 echo " --enable-muxer=NAME enable muxer NAME"
121 echo " --disable-muxers disable all muxers"
122 echo " --disable-demuxer=NAME disable demuxer NAME"
123 echo " --enable-demuxer=NAME enable demuxer NAME"
124 echo " --disable-demuxers disable all demuxers"
125 echo " --enable-parser=NAME enable parser NAME"
126 echo " --disable-parser=NAME disable parser NAME"
127 echo " --disable-parsers disable all parsers"
128 echo " --enable-bsf=NAME enable bitstream filter NAME"
129 echo " --disable-bsf=NAME disable bitstream filter NAME"
130 echo " --disable-bsfs disable all bitstream filters"
131 echo " --enable-protocol=NAME enable protocol NAME"
132 echo " --disable-protocol=NAME disable protocol NAME"
133 echo " --disable-protocols disable all protocols"
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134 echo " --disable-indev=NAME disable input device NAME"
135 echo " --disable-outdev=NAME disable output device NAME"
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136 echo " --disable-indevs disable input devices"
137 echo " --disable-outdevs disable output devices"
138 echo " --disable-devices disable all devices"
139 echo " --enable-filter=NAME enable filter NAME"
140 echo " --disable-filter=NAME disable filter NAME"
141 echo " --disable-filters disable all filters"
142 echo " --list-decoders show all available decoders"
143 echo " --list-encoders show all available encoders"
5666fd73 144 echo " --list-hwaccels show all available hardware accelerators"
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145 echo " --list-muxers show all available muxers"
146 echo " --list-demuxers show all available demuxers"
147 echo " --list-parsers show all available parsers"
148 echo " --list-protocols show all available protocols"
149 echo " --list-bsfs show all available bitstream filters"
150 echo " --list-indevs show all available input devices"
151 echo " --list-outdevs show all available output devices"
152 echo " --list-filters show all available filters"
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153 echo
154 echo "External library support:"
0a23c0bb 155 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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156 echo " --enable-bzlib enable bzlib [autodetect]"
157 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
158 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
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159 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
160 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 161 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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162 echo " and libraw1394 [no]"
163 echo " --enable-libdirac enable Dirac support via libdirac [no]"
164 echo " --enable-libfaac enable FAAC support via libfaac [no]"
165 echo " --enable-libfaad enable FAAD support via libfaad [no]"
166 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
167 echo " --enable-libgsm enable GSM support via libgsm [no]"
168 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 169 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 170 echo " native (de)muxer exists [no]"
9a77d59a 171 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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172 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
173 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
174 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 175 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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176 echo " native implementation exists [no]"
177 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 178 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 179 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 180 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 181 echo " --enable-zlib enable zlib [autodetect]"
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182 echo ""
183 echo "Advanced options (experts only):"
184 echo " --source-path=PATH path to source code [$source_path]"
185 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 186 echo " --enable-cross-compile assume a cross-compiler is used"
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187 echo " --sysroot=PATH root of cross-build tree"
188 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 189 echo " --target-os=OS compiler targets OS [$target_os]"
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190 echo " --target-exec=CMD command to run executables on target"
191 echo " --target-path=DIR path to view of build directory on target"
89641463 192 echo " --nm=NM use nm tool"
313c46a6 193 echo " --as=AS use assembler AS [$as_default]"
15396d5c 194 echo " --cc=CC use C compiler CC [$cc_default]"
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195 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
196 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
197 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
198 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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199 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
200 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
201 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 202 echo " --extra-version=STRING version string suffix []"
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203 echo " --build-suffix=SUFFIX library name suffix []"
204 echo " --arch=ARCH select architecture [$arch]"
205 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 206 echo " instruction selection, may crash on older CPUs)"
2b4c3615 207 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 208 echo " (requires enabling PMC)"
4f50c3d5 209 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 210 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 211 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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212 echo " --disable-mmx disable MMX optimizations"
213 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 214 echo " --disable-sse disable SSE optimizations"
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215 echo " --disable-ssse3 disable SSSE3 optimizations"
216 echo " --disable-armv5te disable armv5te optimizations"
217 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 218 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 219 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 220 echo " --disable-iwmmxt disable iwmmxt optimizations"
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DB
221 echo " --disable-mmi disable MMI optimizations"
222 echo " --disable-neon disable neon optimizations"
223 echo " --disable-vis disable VIS optimizations"
7595a5e4 224 echo " --disable-yasm disable use of yasm assembler"
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225 echo
226 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 227 echo " --disable-debug disable debugging symbols"
b7d49373 228 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 229 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 230 echo " --disable-optimizations disable compiler optimizations"
0a622b98 231 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 232 echo " --disable-stripping disable stripping of executables and shared libraries"
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233 echo ""
234 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 235 exit 0
74c53c2d 236}
cf9d24ad 237
57bd82d4 238log(){
2270b4b2 239 echo "$@" >> $logfile
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240}
241
720c69da 242log_file(){
c8e9f801 243 log BEGIN $1
2270b4b2 244 pr -n -t $1 >> $logfile
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245 log END $1
246}
247
2ba042a7 248echolog(){
c8e9f801 249 log "$@"
57bd82d4 250 echo "$@"
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251}
252
253die(){
254 echolog "$@"
255 cat <<EOF
d326cf7f 256
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257If you think configure made a mistake, make sure you are using the latest
258version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 259ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 260EOF
e155a21a 261 if disabled logging; then
2ba042a7 262 cat <<EOF
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263Rerun configure with logging enabled (do not use --disable-logging), and
264include the log this produces with your report.
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265EOF
266 else
267cat <<EOF
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268Include the log file "$logfile" produced by configure as this will help
269solving the problem.
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270EOF
271 fi
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272 exit 1
273}
274
6c6007d6 275# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 276toupper(){
6c6007d6 277 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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278}
279
4a5444db 280tolower(){
6c6007d6 281 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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282}
283
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284c_escape(){
285 echo "$*" | sed 's/["\\]/\\\0/g'
286}
287
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288sh_quote(){
289 v=$(echo "$1" | sed "s/'/'\\\\''/g")
290 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
291 echo "$v"
292}
293
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294set_all(){
295 value=$1
296 shift
297 for var in $*; do
298 eval $var=$value
299 done
300}
301
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302set_weak(){
303 value=$1
304 shift
305 for var; do
306 eval : \${$var:=$value}
307 done
308}
309
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310pushvar(){
311 for var in $*; do
312 eval level=\${${var}_level:=0}
313 eval ${var}_${level}="\$$var"
314 eval ${var}_level=$(($level+1))
315 done
316}
317
318popvar(){
319 for var in $*; do
320 eval level=\${${var}_level:-0}
321 test $level = 0 && continue
322 eval level=$(($level-1))
323 eval $var="\${${var}_${level}}"
324 eval ${var}_level=$level
325 eval unset ${var}_${level}
326 done
327}
328
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329enable(){
330 set_all yes $*
331}
332
333disable(){
334 set_all no $*
335}
336
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337enable_weak(){
338 set_weak yes $*
339}
340
341disable_weak(){
342 set_weak no $*
343}
344
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345enable_safe(){
346 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
347}
348
349disable_safe(){
350 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
351}
352
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353do_enable_deep(){
354 for var; do
355 enabled $var && continue
356 eval sel="\$${var}_select"
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357 eval sgs="\$${var}_suggest"
358 pushvar var sgs
f9d328da 359 enable_deep $sel
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360 popvar sgs
361 enable_deep_weak $sgs
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362 popvar var
363 done
364}
365
366enable_deep(){
367 do_enable_deep $*
368 enable $*
369}
370
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371enable_deep_weak(){
372 do_enable_deep $*
373 enable_weak $*
374}
375
57bd82d4 376enabled(){
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377 test "${1#!}" = "$1" && op== || op=!=
378 eval test "x\$${1#!}" $op "xyes"
44161118
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379}
380
37970ebf 381disabled(){
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382 test "${1#!}" = "$1" && op== || op=!=
383 eval test "x\$${1#!}" $op "xno"
37970ebf
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384}
385
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386enabled_all(){
387 for opt; do
388 enabled $opt || return 1
389 done
390}
391
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392disabled_all(){
393 for opt; do
394 disabled $opt || return 1
395 done
396}
397
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398enabled_any(){
399 for opt; do
400 enabled $opt && return 0
401 done
402}
403
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404disabled_any(){
405 for opt; do
406 disabled $opt && return 0
407 done
f7b230a7 408 return 1
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409}
410
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411set_default(){
412 for opt; do
88268e94 413 eval : \${$opt:=\$${opt}_default}
c9d19248
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414 done
415}
416
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417is_in(){
418 value=$1
419 shift
420 for var in $*; do
421 [ $var = $value ] && return 0
422 done
423 return 1
424}
425
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426check_deps(){
427 for cfg; do
3250003c 428 cfg="${cfg#!}"
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429 enabled ${cfg}_checking && die "Circular dependency for $cfg."
430 disabled ${cfg}_checking && continue
431 enable ${cfg}_checking
432
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433 eval dep_all="\$${cfg}_deps"
434 eval dep_any="\$${cfg}_deps_any"
7ef3425f 435 eval dep_sel="\$${cfg}_select"
c510c7b5 436 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 437
c510c7b5
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438 pushvar cfg dep_all dep_any dep_sel dep_sgs
439 check_deps $dep_all $dep_any $dep_sel $dep_sgs
440 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 441
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MR
442 enabled_all $dep_all || disable $cfg
443 enabled_any $dep_any || disable $cfg
7ef3425f 444 disabled_any $dep_sel && disable $cfg
799c9e9b 445
4ec45764
RP
446 if enabled $cfg; then
447 eval dep_extralibs="\$${cfg}_extralibs"
448 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 449 enable_deep $dep_sel
c510c7b5 450 enable_deep_weak $dep_sgs
4ec45764
RP
451 fi
452
799c9e9b 453 disable ${cfg}_checking
30fd06be
MR
454 done
455}
456
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MR
457print_config(){
458 pfx=$1
459 header=$2
460 makefile=$3
461 shift 3
462 for cfg; do
5e622c40 463 ucname="$(toupper $cfg)"
44161118 464 if enabled $cfg; then
3d907e22 465 echo "#define ${pfx}${ucname} 1" >> $header
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MR
466 echo "${pfx}${ucname}=yes" >> $makefile
467 else
b250f9c6 468 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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469 fi
470 done
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471}
472
473flags_saved(){
2270b4b2 474 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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475}
476
dcd479c0 477save_flags(){
57bd82d4 478 flags_saved && return
dcd479c0
MR
479 SAVE_CFLAGS="$CFLAGS"
480 SAVE_LDFLAGS="$LDFLAGS"
481 SAVE_extralibs="$extralibs"
482}
483
484restore_flags(){
f5d28d10 485 flags_saved || return
dcd479c0
MR
486 CFLAGS="$SAVE_CFLAGS"
487 LDFLAGS="$SAVE_LDFLAGS"
488 extralibs="$SAVE_extralibs"
489 unset SAVE_CFLAGS
490 unset SAVE_LDFLAGS
491 unset SAVE_extralibs
492}
493
494temp_cflags(){
495 save_flags
496 CFLAGS="$CFLAGS $*"
497}
498
499temp_ldflags(){
500 save_flags
501 LDFLAGS="$LDFLAGS $*"
502}
503
504temp_extralibs(){
505 save_flags
506 extralibs="$extralibs $*"
507}
508
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MR
509append(){
510 var=$1
511 shift
512 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
513 eval "$var=\"\$$var $*\""
514}
515
516add_cflags(){
517 append CFLAGS "$@"
518}
519
520add_ldflags(){
521 append LDFLAGS "$@"
522}
523
524add_extralibs(){
525 append extralibs "$@"
526}
527
b0cfb663 528check_cmd(){
b3cb5d51 529 log "$@"
2270b4b2 530 "$@" >> $logfile 2>&1
b0cfb663
MR
531}
532
dcd479c0 533check_cc(){
57bd82d4 534 log check_cc "$@"
2270b4b2 535 cat > $TMPC
720c69da 536 log_file $TMPC
b0cfb663 537 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
538}
539
540check_cpp(){
541 log check_cpp "$@"
2270b4b2 542 cat > $TMPC
720c69da 543 log_file $TMPC
b0cfb663 544 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
545}
546
f65883c8
MR
547check_as(){
548 log check_as "$@"
549 cat > $TMPC
550 log_file $TMPC
551 check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC
552}
553
940f335a
MR
554check_asm(){
555 log check_asm "$@"
556 name="$1"
557 asm="$2"
558 shift 2
f65883c8 559 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 560void foo(void){ __asm__ volatile($asm); }
940f335a
MR
561EOF
562}
563
304d586d
LM
564check_yasm(){
565 log check_yasm "$@"
566 echo "$1" > $TMPS
567 log_file $TMPS
568 shift 1
569 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
570}
571
dcd479c0 572check_ld(){
57bd82d4 573 log check_ld "$@"
0607887f 574 check_cc || return
3155a644
MR
575 flags=''
576 libs=''
577 for f; do
578 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
579 done
580 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
581}
582
583check_cflags(){
57bd82d4
MR
584 log check_cflags "$@"
585 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
586int x;
587EOF
588}
589
590check_ldflags(){
57bd82d4
MR
591 log check_ldflags "$@"
592 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 593int main(void){ return 0; }
dcd479c0
MR
594EOF
595}
596
597check_header(){
57bd82d4 598 log check_header "$@"
dcd479c0
MR
599 header=$1
600 shift
b77df637
MR
601 disable_safe $header
602 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
603#include <$header>
604int x;
605EOF
606}
607
608check_func(){
57bd82d4 609 log check_func "$@"
dcd479c0
MR
610 func=$1
611 shift
d8bc5f06
MR
612 disable $func
613 check_ld "$@" <<EOF && enable $func
dcd479c0 614extern int $func();
c23a0ac8 615int main(void){ $func(); }
dcd479c0
MR
616EOF
617}
618
2446d3d6
DB
619check_func_headers(){
620 log check_func_headers "$@"
f8d7b072
MR
621 headers=$1
622 func=$2
623 shift 2
624 disable $func
625 incs=""
626 for hdr in $headers; do
627 incs="$incs
628#include <$hdr>"
629 done
cd0d9a9d 630 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 631$incs
d6773f56 632int main(int argc, char **argv){
f8d7b072
MR
633 (void) $func;
634 return 0;
635}
636EOF
637}
638
a5344cf7
SS
639check_cpp_condition(){
640 log check_cpp_condition "$@"
641 header=$1
642 condition=$2
643 check_cpp <<EOF
644#include <$header>
645#if !($condition)
646#error "unsatisfied condition: $condition"
647#endif
648EOF
649}
650
57bd82d4
MR
651check_lib(){
652 log check_lib "$@"
653 header="$1"
654 func="$2"
655 shift 2
fcfcde17
MR
656 temp_extralibs "$@"
657 check_header $header && check_func $func && add_extralibs "$@"
658 err=$?
659 restore_flags
660 return $err
57bd82d4
MR
661}
662
f8d7b072
MR
663check_lib2(){
664 log check_lib2 "$@"
665 headers="$1"
666 func="$2"
667 shift 2
668 temp_extralibs "$@"
2446d3d6 669 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
670 err=$?
671 restore_flags
672 return $err
673}
674
dcd479c0 675check_exec(){
2270b4b2 676 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
677}
678
7dfef245 679check_exec_crash(){
5e622c40 680 code=$(cat)
7dfef245
MR
681
682 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
683 # are safe but may not be available everywhere. Thus we use
684 # raise(SIGTERM) instead. The check is run in a subshell so we
685 # can redirect the "Terminated" message from the shell. SIGBUS
686 # is not defined by standard C so it is used conditionally.
687
2270b4b2 688 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
689#include <signal.h>
690static void sighandler(int sig){
691 raise(SIGTERM);
692}
e5af4a11 693int main(void){
7dfef245
MR
694 signal(SIGILL, sighandler);
695 signal(SIGFPE, sighandler);
696 signal(SIGSEGV, sighandler);
697#ifdef SIGBUS
698 signal(SIGBUS, sighandler);
699#endif
700 { $code }
701}
702EOF
703}
704
72be9e73
DY
705check_type(){
706 log check_type "$@"
707 headers=$1
708 type=$2
709 shift 2
710 disable $type
711 incs=""
712 for hdr in $headers; do
713 incs="$incs
714#include <$hdr>"
715 done
716 check_cc "$@" <<EOF && enable $type
717$incs
718$type v;
719EOF
720}
721
57bd82d4
MR
722require(){
723 name="$1"
724 header="$2"
725 func="$3"
726 shift 3
727 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
728}
729
f8d7b072
MR
730require2(){
731 name="$1"
732 headers="$2"
733 func="$3"
734 shift 3
735 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
736}
737
eea50282
MR
738check_foo_config(){
739 cfg=$1
740 pkg=$2
741 header=$3
742 func=$4
743 shift 4
744 disable $cfg
745 check_cmd ${pkg}-config --version
746 err=$?
747 if test "$err" = 0; then
5e622c40
DB
748 temp_cflags $(${pkg}-config --cflags)
749 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
750 check_lib "$@" $header $func && enable $cfg
751 fi
752 return $err
753}
754
c505dd31
MR
755apply(){
756 file=$1
757 shift
758 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
759}
760
dcd61286
DB
761# CONFIG_LIST contains configurable options, while HAVE_LIST is for
762# system-dependent things.
763
4a0d6686
AJ
764COMPONENT_LIST="
765 bsfs
766 decoders
767 demuxers
768 encoders
3cde40aa 769 filters
5666fd73 770 hwaccels
c552605c 771 indevs
4a0d6686 772 muxers
c552605c 773 outdevs
4a0d6686
AJ
774 parsers
775 protocols
776"
777
778CONFIG_LIST="
779 $COMPONENT_LIST
e8ed9b7a 780 aandct
f7679c54
VS
781 avfilter
782 avfilter_lavf
c88f5d72
MR
783 avisynth
784 beos_netserver
f402916e 785 bzlib
27a9466b 786 fastdiv
c88f5d72
MR
787 ffmpeg
788 ffplay
789 ffserver
1848f7d9 790 fft
4f034993 791 golomb
c88f5d72 792 gpl
ecfc4f44 793 gprof
d8d0d0b2 794 gray
3abe5fbd 795 hardcoded_tables
c88f5d72 796 ipv6
f5a756ef
DB
797 libamr_nb
798 libamr_wb
f7b8bffe 799 libdc1394
690bfceb 800 libdirac
2eed5a46
DB
801 libfaac
802 libfaad
803 libfaadbin
c88f5d72 804 libgsm
6ebe07fb 805 libmp3lame
c88f5d72 806 libnut
0b175caa
DB
807 libopencore_amrnb
808 libopencore_amrwb
9a77d59a 809 libopenjpeg
f7cd9eed 810 libschroedinger
ae14f311 811 libspeex
150d2772 812 libtheora
c88f5d72 813 libvorbis
1cc60c47
DB
814 libx264
815 libxvid
47a158cb 816 mdct
c88f5d72 817 memalign_hack
a8150374 818 mlib
c88f5d72
MR
819 mpegaudio_hp
820 network
3fe142e2 821 nonfree
4a24ab64 822 postproc
2b4c3615 823 powerpc_perf
68602540 824 rdft
e90f5b5a 825 runtime_cpudetect
2e35e684 826 shared
bd2216e4 827 small
2e35e684 828 static
a9ddb5b1 829 swscale_alpha
17492d5e
DB
830 vaapi
831 vdpau
9cad0e4e 832 version3
56a059ac 833 x11grab
c88f5d72 834 zlib
4a0d6686 835"
c88f5d72 836
8eee7025
DB
837THREADS_LIST='
838 beosthreads
d22e8442 839 os2threads
8eee7025
DB
840 pthreads
841 w32threads
842'
843
3f5b56e5
MR
844ARCH_LIST='
845 alpha
a2fc0f6a 846 arm
3f5b56e5
MR
847 bfin
848 ia64
849 m68k
850 mips
bae3abb0 851 mips64
3f5b56e5 852 parisc
79cb09b2 853 ppc
34d11b87 854 ppc64
3f5b56e5
MR
855 s390
856 sh4
857 sparc
858 sparc64
859 x86
860 x86_32
861 x86_64
862'
863
864ARCH_EXT_LIST='
1ac9331a 865 altivec
3bf96eec 866 amd3dnow
a1ef9f08 867 amd3dnowext
1ac9331a 868 armv5te
edab3048 869 armv6
ab5cb084 870 armv6t2
f55b299a 871 armvfp
3f5b56e5
MR
872 iwmmxt
873 mmi
874 mmx
d7f0920b 875 mmx2
6b18d278 876 neon
799fde37 877 ppc4xx
1bb04d5a 878 sse
9eeed841 879 ssse3
bd9d34a0 880 vis
3f5b56e5
MR
881'
882
883HAVE_LIST="
884 $ARCH_EXT_LIST
885 $THREADS_LIST
35fd8122 886 alsa_asoundlib_h
3f5b56e5 887 altivec_h
c9fdab0d 888 arpa_inet_h
08a85a59 889 bigendian
6bd859d6 890 bswap
ecf97f22 891 closesocket
1ac9331a 892 cmov
e16e49ac 893 conio_h
c88f5d72 894 dcbzl
f8aa696f
DB
895 dev_bktr_ioctl_bt848_h
896 dev_bktr_ioctl_meteor_h
897 dev_ic_bt8xx_h
898 dev_video_meteor_ioctl_meteor_h
899 dev_video_bktr_ioctl_bt848_h
18b67ae5 900 dlfcn_h
c88f5d72 901 dlopen
bc574408 902 dos_paths
245626d0
DB
903 ebp_available
904 ebx_available
c2a29455 905 fast_64bit
7073e9fc 906 fast_cmov
7b829d2a 907 fast_unaligned
9d99cc5a 908 fork
da9e86f8 909 gethrtime
4e68cb8a 910 GetProcessTimes
66be5b45 911 getrusage
2e1913b1 912 inet_aton
61d251db 913 inline_asm
9f5ff83f 914 ldbrx
0b4a1821
AS
915 libdc1394_1
916 libdc1394_2
a33cab3a 917 llrint
85dd97ad 918 loongson
a33cab3a 919 lrint
c88f5d72 920 lrintf
e4673692 921 lzo1x_999_compress
f8aa696f
DB
922 machine_ioctl_bt848_h
923 machine_ioctl_meteor_h
c88f5d72
MR
924 malloc_h
925 memalign
6ffa87d3 926 mkstemp
b4e806b2 927 pld
1f91cdce 928 posix_memalign
a33cab3a
MK
929 round
930 roundf
c88f5d72
MR
931 sdl
932 sdl_video_size
b507ebd1 933 setmode
72be9e73 934 socklen_t
deb29777 935 soundcard_h
f8cda19e 936 poll_h
b58412f1 937 sys_mman_h
b091aa44 938 sys_resource_h
81644c2e 939 sys_select_h
deb29777 940 sys_soundcard_h
1b6e8b73 941 sys_videoio_h
d3a4b4e0 942 ten_operands
e16e49ac 943 termios_h
b265431e 944 threads
7b04b8a0 945 truncf
7c5bfe7a 946 VirtualAlloc
6ff3f3e7 947 winsock2_h
cc078b5d 948 xform_asm
304d586d 949 yasm
0cb78cef 950"
44161118 951
b6bb00b0
MR
952# options emitted with CONFIG_ prefix but not available on command line
953CONFIG_EXTRA="
9cad0e4e
DB
954 gplv3
955 lgplv3
b6bb00b0
MR
956"
957
520cc7f1 958CMDLINE_SELECT="
3f5b56e5 959 $ARCH_EXT_LIST
520cc7f1 960 $CONFIG_LIST
8eee7025 961 $THREADS_LIST
db6107b6 962 cross_compile
520cc7f1
MR
963 debug
964 extra_warnings
8c6afa4d 965 logging
d2bbb2f7 966 optimizations
87a0fb62 967 stripping
7595a5e4 968 yasm
520cc7f1 969"
426be5dc
DB
970
971PATHS_LIST='
d156bede 972 bindir
14a8acf1 973 datadir
26759c44
MR
974 incdir
975 libdir
26759c44
MR
976 mandir
977 prefix
978 shlibdir
426be5dc
DB
979'
980
981CMDLINE_SET="
982 $PATHS_LIST
983 arch
313c46a6 984 as
426be5dc
DB
985 build_suffix
986 cc
987 cpu
988 cross_prefix
ac63af34 989 extra_version
9da6609f
MR
990 host_cc
991 host_cflags
992 host_ldflags
993 host_libs
82bb3329 994 host_os
426be5dc 995 logfile
89641463 996 nm
26759c44 997 source_path
c5200f17
MR
998 sysinclude
999 sysroot
a7ada2ba 1000 target_exec
26759c44 1001 target_os
a7ada2ba 1002 target_path
426be5dc 1003"
520cc7f1 1004
912f3148
DB
1005# code dependency declarations
1006
9eeed841 1007# architecture extensions
79cb09b2 1008altivec_deps="ppc"
3bf96eec 1009amd3dnow_deps="mmx"
a1ef9f08 1010amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1011armv5te_deps="arm"
1012armv6_deps="arm"
ab5cb084 1013armv6t2_deps="arm"
a2fc0f6a
MR
1014armvfp_deps="arm"
1015iwmmxt_deps="arm"
e241ba14 1016mmi_deps="mips"
9eeed841 1017mmx_deps="x86"
75aa95a6 1018mmx2_deps="mmx"
a2fc0f6a 1019neon_deps="arm"
799fde37 1020ppc4xx_deps="ppc"
75aa95a6
DB
1021sse_deps="mmx"
1022ssse3_deps="sse"
bd9d34a0 1023vis_deps="sparc"
9eeed841 1024
5666fd73 1025# decoders / encoders / hardware accelerators
47a158cb 1026aac_decoder_select="fft mdct"
47a158cb
MR
1027ac3_decoder_select="fft mdct"
1028atrac3_decoder_select="fft mdct"
4f034993 1029cavs_decoder_select="golomb"
47a158cb 1030cook_decoder_select="fft mdct"
2eef7c62 1031cscd_decoder_suggest="zlib"
47a158cb 1032dca_decoder_select="fft mdct"
e8ed9b7a 1033dnxhd_encoder_select="aandct"
2eef7c62 1034dxa_decoder_select="zlib"
47a158cb 1035eac3_decoder_select="fft mdct"
e8ed9b7a 1036eatgq_decoder_select="aandct"
d52b39c7 1037eatqi_decoder_select="aandct"
4f034993
MR
1038ffv1_decoder_select="golomb"
1039flac_decoder_select="golomb"
1040flac_encoder_select="golomb"
2eef7c62
AJ
1041flashsv_decoder_select="zlib"
1042flashsv_encoder_select="zlib"
e8ed9b7a
DB
1043flv_encoder_select="aandct"
1044h261_encoder_select="aandct"
1045h263_encoder_select="aandct"
ff418735 1046h263_vaapi_hwaccel_deps="va_va_h"
17492d5e 1047h263_vaapi_hwaccel_select="vaapi"
e8ed9b7a 1048h263p_encoder_select="aandct"
4f034993 1049h264_decoder_select="golomb"
ff418735 1050h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1051h264_vaapi_hwaccel_select="vaapi"
711dae77 1052h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
17492d5e 1053h264_vdpau_decoder_select="vdpau"
47a158cb 1054imc_decoder_select="fft mdct"
4f034993
MR
1055jpegls_decoder_select="golomb"
1056jpegls_encoder_select="golomb"
e8ed9b7a 1057ljpeg_encoder_select="aandct"
4f034993 1058loco_decoder_select="golomb"
e8ed9b7a
DB
1059mjpeg_encoder_select="aandct"
1060mpeg1video_encoder_select="aandct"
1061mpeg2video_encoder_select="aandct"
1062mpeg4_encoder_select="aandct"
711dae77 1063mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
17492d5e 1064mpeg_vdpau_decoder_select="vdpau"
711dae77 1065mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
17492d5e 1066mpeg1_vdpau_decoder_select="vdpau"
ff418735 1067mpeg2_vaapi_hwaccel_deps="va_va_h"
17492d5e 1068mpeg2_vaapi_hwaccel_select="vaapi"
ff418735 1069mpeg4_vaapi_hwaccel_deps="va_va_h"
17492d5e 1070mpeg4_vaapi_hwaccel_select="vaapi"
8f6f050a 1071mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1072msmpeg4v1_encoder_select="aandct"
1073msmpeg4v2_encoder_select="aandct"
1074msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1075nellymoser_decoder_select="fft mdct"
1076nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1077png_decoder_select="zlib"
1078png_encoder_select="zlib"
63cae55d 1079qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1080rv10_encoder_select="aandct"
1081rv20_encoder_select="aandct"
d52b39c7
AJ
1082rv30_decoder_select="golomb"
1083rv40_decoder_select="golomb"
4f034993
MR
1084shorten_decoder_select="golomb"
1085sonic_decoder_select="golomb"
1086sonic_encoder_select="golomb"
1087sonic_ls_encoder_select="golomb"
1088svq3_decoder_select="golomb"
bee2eac5 1089svq3_decoder_suggest="zlib"
2eef7c62
AJ
1090tiff_decoder_suggest="zlib"
1091tiff_encoder_suggest="zlib"
1092tscc_decoder_select="zlib"
ff418735 1093vc1_vaapi_hwaccel_deps="va_va_h"
17492d5e 1094vc1_vaapi_hwaccel_select="vaapi"
711dae77 1095vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
17492d5e 1096vc1_vdpau_decoder_select="vdpau"
47a158cb
MR
1097vorbis_decoder_select="fft mdct"
1098vorbis_encoder_select="fft mdct"
1099wmav1_decoder_select="fft mdct"
1100wmav1_encoder_select="fft mdct"
1101wmav2_decoder_select="fft mdct"
1102wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1103wmv1_encoder_select="aandct"
1104wmv2_encoder_select="aandct"
ff418735 1105wmv3_vaapi_hwaccel_deps="va_va_h"
17492d5e 1106wmv3_vaapi_hwaccel_select="vaapi"
711dae77 1107wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
17492d5e 1108wmv3_vdpau_decoder_select="vdpau"
2eef7c62
AJ
1109zlib_decoder_select="zlib"
1110zlib_encoder_select="zlib"
1111zmbv_decoder_select="zlib"
1112zmbv_encoder_select="zlib"
30fd06be 1113
28b80940
DB
1114# parsers
1115h264_parser_select="golomb"
1116
912f3148 1117# external libraries
f5a756ef
DB
1118libamr_nb_decoder_deps="libamr_nb"
1119libamr_nb_encoder_deps="libamr_nb"
1120libamr_wb_decoder_deps="libamr_wb"
1121libamr_wb_encoder_deps="libamr_wb"
1b71f045 1122libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1123libdirac_encoder_deps="libdirac"
c9171a83 1124libfaac_encoder_deps="libfaac"
69ddbd1d 1125libfaad_decoder_deps="libfaad"
4ec45764 1126libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1127libgsm_decoder_deps="libgsm"
1128libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1129libgsm_ms_decoder_deps="libgsm"
1130libgsm_ms_encoder_deps="libgsm"
1cc60c47 1131libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1132libopencore_amrnb_decoder_deps="libopencore_amrnb"
1133libopencore_amrnb_encoder_deps="libopencore_amrnb"
1134libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1135libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1136libschroedinger_decoder_deps="libschroedinger"
1137libschroedinger_encoder_deps="libschroedinger"
ae14f311 1138libspeex_decoder_deps="libspeex"
150d2772 1139libtheora_encoder_deps="libtheora"
b0caf888 1140libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1141libx264_encoder_deps="libx264"
1142libxvid_encoder_deps="libxvid"
30fd06be 1143
912f3148 1144# demuxers / muxers
03a76ba9 1145ac3_demuxer_deps="ac3_parser"
4e622dea
SS
1146avisynth_demuxer_deps="avisynth"
1147dirac_demuxer_deps="dirac_parser"
1148libnut_demuxer_deps="libnut"
1149libnut_muxer_deps="libnut"
1150matroska_demuxer_suggest="zlib bzlib"
1151mov_demuxer_suggest="zlib"
1152mp3_demuxer_deps="mpegaudio_parser"
1153redir_demuxer_deps="network"
1154rtp_muxer_deps="network rtp_protocol"
1155rtsp_demuxer_deps="sdp_demuxer"
1156sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1157
1158# indevs / outdevs
38e54a75
SS
1159alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1160alsa_indev_extralibs="-lasound"
1161alsa_outdev_deps="alsa_asoundlib_h"
1162alsa_outdev_extralibs="-lasound"
1163audio_beos_indev_deps="audio_beos"
1164audio_beos_indev_extralibs="-lmedia -lbe"
1165audio_beos_outdev_deps="audio_beos"
1166audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1167bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1168dv1394_indev_deps="dv1394 dv_demuxer"
1169jack_indev_deps="jack_jack_h"
1170jack_indev_extralibs="-ljack"
1171libdc1394_indev_deps="libdc1394"
38e54a75
SS
1172oss_indev_deps_any="soundcard_h sys_soundcard_h"
1173oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1174v4l_indev_deps="linux_videodev_h"
1175v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1176vfwcap_indev_deps="capCreateCaptureWindow"
1177vfwcap_indev_extralibs="-lvfw32"
1178x11_grab_device_indev_deps="x11grab XShmCreateImage"
1179x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1180
912f3148 1181# protocols
3fff6382 1182gopher_protocol_deps="network"
c08fb000
AB
1183http_protocol_deps="network"
1184rtp_protocol_deps="udp_protocol"
1185tcp_protocol_deps="network"
1186udp_protocol_deps="network"
1187
f7679c54 1188# filters
81124ba0 1189movie_filter_deps="avfilter_lavf"
f7679c54 1190
912f3148 1191# programs
fa859b4d 1192ffplay_deps="sdl"
6ad42348 1193ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1194ffserver_extralibs='$ldl'
a2830dca 1195
912f3148 1196
de6d9b64 1197# default parameters
8a608357 1198
2ba042a7 1199logfile="config.err"
8a608357
MR
1200
1201# installation paths
c9d19248
MR
1202prefix_default="/usr/local"
1203bindir_default='${prefix}/bin'
14a8acf1 1204datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1205incdir_default='${prefix}/include'
1206libdir_default='${prefix}/lib'
1207mandir_default='${prefix}/share/man'
1208shlibdir_default="$libdir_default"
8a608357
MR
1209
1210# toolchain
11e6d03a 1211ar="ar"
13c7df3d 1212cc_default="gcc"
9da6609f 1213host_cc_default="gcc"
11e6d03a 1214ln_s="ln -sf"
89641463 1215nm_default="nm"
11e6d03a 1216objformat="elf"
be7109c1 1217ranlib="ranlib"
0f3cb305 1218strip="strip"
11e6d03a 1219yasmexe="yasm"
8a608357
MR
1220
1221# machine
5e622c40 1222arch=$(uname -m)
38d0a8aa 1223cpu="generic"
8a608357 1224
8a608357 1225# OS
4f854758 1226target_os=$(tolower $(uname -s))
82bb3329 1227host_os=$target_os
8a608357 1228
8a608357 1229# configurable options
497237c7 1230enable debug
aa033b1e 1231enable fastdiv
497237c7
RP
1232enable ffmpeg
1233enable ffplay
1234enable ffserver
1235enable ipv6
497237c7
RP
1236enable mpegaudio_hp
1237enable network
8400d6b8 1238enable optimizations
497237c7 1239enable protocols
530dc538 1240enable static
87a0fb62 1241enable stripping
a9ddb5b1 1242enable swscale_alpha
8a608357 1243
8a608357 1244# build settings
11a9d3e8 1245add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1246SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1247FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1248LIBPREF="lib"
1249LIBSUF=".a"
c5f14466
RP
1250FULLNAME='$(NAME)$(BUILDSUF)'
1251LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1252SLIBPREF="lib"
1253SLIBSUF=".so"
c5f14466 1254SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1255SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1256SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1257LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1258
9da6609f
MR
1259host_cflags='-O3 -g -Wall'
1260host_libs='-lm'
1261
a7ada2ba
MR
1262target_path='.'
1263
0d7dca36
DB
1264# gcc stupidly only outputs the basename of targets with -MM, but we need the
1265# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1266DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1267
c597172e 1268# find source path
5e622c40 1269source_path="$(dirname "$0")"
497237c7 1270enable source_path_used
c597172e 1271if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1272 source_path="$(pwd)"
497237c7 1273 disable source_path_used
c597172e 1274else
5e622c40 1275 source_path="$(cd "$source_path"; pwd)"
c597172e 1276 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1277 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1278 test -e "$source_path/config.h" &&
1279 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1280fi
1281
13cbe2c0 1282for v in "$@"; do
b04251c5
MR
1283 r=${v#*=}
1284 l=${v%"$r"}
1285 r=$(sh_quote "$r")
13cbe2c0
MR
1286 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1287done
c597172e 1288
73ef8980
MR
1289find_things(){
1290 thing=$1
1291 pattern=$2
1292 file=$source_path/$3
932ccf39 1293 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1294}
1295
1296ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1297DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1298HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1299PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1300BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1301MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1302DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1303OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1304INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1305PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1306FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1307
7483e694
DB
1308enable $ARCH_EXT_LIST \
1309 $DECODER_LIST \
1310 $ENCODER_LIST \
5666fd73 1311 $HWACCEL_LIST \
7483e694
DB
1312 $PARSER_LIST \
1313 $BSF_LIST \
1314 $DEMUXER_LIST \
1315 $MUXER_LIST \
f7679c54 1316 $FILTER_LIST \
7483e694
DB
1317 $PROTOCOL_LIST \
1318 $INDEV_LIST \
1319 $OUTDEV_LIST \
c597172e
MR
1320
1321die_unknown(){
1322 echo "Unknown option \"$1\"."
1323 echo "See $0 --help for available options."
1324 exit 1
1325}
1326
794f8e97 1327show_list() {
bf0c4afa
RP
1328 suffix=_$1
1329 shift
1330 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1331 exit 0
1332}
1333
c597172e 1334for opt do
7483e694
DB
1335 optval="${opt#*=}"
1336 case "$opt" in
0f010b2f 1337 --extra-cflags=*) add_cflags $optval
7483e694 1338 ;;
0f010b2f 1339 --extra-ldflags=*) add_ldflags $optval
7483e694 1340 ;;
0f010b2f 1341 --extra-libs=*) add_extralibs $optval
7483e694 1342 ;;
8fb1cb58 1343 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1344 ;;
40bcf4c7
BL
1345 --enable-debug=*) debuglevel="$optval"
1346 ;;
7483e694 1347 --enable-*=*|--disable-*=*)
5e622c40 1348 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1349 case "$thing" in
38e54a75 1350 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1351 *) die_unknown "$opt" ;;
1352 esac
1353 ;;
1354 --enable-?*|--disable-?*)
5e622c40 1355 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55
MR
1356 if is_in $option $COMPONENT_LIST; then
1357 eval $action \$$(toupper ${option%s})_LIST
1358 elif is_in $option $CMDLINE_SELECT; then
1359 $action $option
1360 else
1361 die_unknown $opt
1362 fi
7483e694
DB
1363 ;;
1364 --list-*)
1365 NAME="${opt#--list-}"
1366 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1367 NAME=${NAME%s}
1368 eval show_list $NAME \$$(toupper $NAME)_LIST
1369 ;;
1370 --help|-h) show_help
1371 ;;
1372 *)
884a36a7 1373 optname="${opt%%=*}"
26759c44
MR
1374 optname="${optname#--}"
1375 optname=$(echo "$optname" | sed 's/-/_/g')
1376 is_in $optname $CMDLINE_SET || die_unknown $opt
1377 eval $optname='$optval'
7483e694
DB
1378 ;;
1379 esac
c597172e
MR
1380done
1381
bcea99bb
MR
1382disabled logging && logfile=/dev/null
1383
13cbe2c0 1384echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1385set >> $logfile
1386
9da6609f
MR
1387test -n "$cross_prefix" && enable cross_compile
1388
adb2b908 1389ar="${cross_prefix}${ar}"
11e6d03a 1390cc_default="${cross_prefix}${cc_default}"
20e0ed95 1391nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1392ranlib="${cross_prefix}${ranlib}"
1393strip="${cross_prefix}${strip}"
1394
c5200f17
MR
1395sysinclude_default="${sysroot}/usr/include"
1396
75800dce
MR
1397set_default cc nm sysinclude
1398as_default=$cc
9da6609f
MR
1399enabled cross_compile || host_cc_default=$cc
1400set_default host_cc
13c7df3d 1401
82bb3329
MR
1402exesuf() {
1403 case $1 in
1404 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1405 esac
1406}
1407
1408EXESUF=$(exesuf $target_os)
1409HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1410
e4e69e0b 1411# set temporary file name
a49d42c2 1412: ${TMPDIR:=$TEMPDIR}
c51fafa1 1413: ${TMPDIR:=$TMP}
a49d42c2 1414: ${TMPDIR:=/tmp}
e4e69e0b 1415
54460a83
MR
1416if ! check_cmd type mktemp; then
1417 # simple replacement for missing mktemp
1418 # NOT SAFE FOR GENERAL USE
1419 mktemp(){
1420 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1421 }
1422fi
1423
1424tmpfile(){
1425 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1426 (set -C; exec > $tmp) 2>/dev/null ||
1427 die "Unable to create temoporary file in $TMPDIR."
1428 append TMPFILES $tmp
1429 eval $1=$tmp
1430}
1431
1432trap 'rm -f -- $TMPFILES' EXIT
1433trap exit HUP INT TERM
1434
1435tmpfile TMPC .c
1436tmpfile TMPE $EXESUF
1437tmpfile TMPH .h
1438tmpfile TMPO .o
1439tmpfile TMPS .S
1440tmpfile TMPSH .sh
1441
1442unset -f mktemp
e4e69e0b 1443
993f2d0f
MR
1444# make sure we can execute files in $TMPDIR
1445cat > $TMPSH 2>> $logfile <<EOF
1446#! /bin/sh
1447EOF
1448chmod +x $TMPSH >> $logfile 2>&1
1449if ! $TMPSH >> $logfile 2>&1; then
1450 cat <<EOF
1451Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1452variable to another directory and make sure that it is not mounted noexec.
1453EOF
1454 die "Sanity test failed."
1455fi
993f2d0f 1456
3a636b6f 1457if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1458 cc_type=gcc
1459elif $cc --version 2>/dev/null | grep -q Intel; then
1460 cc_type=icc
1461elif $cc -v 2>&1 | grep -q xlc; then
1462 cc_type=xlc
df442a8d
MR
1463elif $cc -V 2>/dev/null | grep -q Compaq; then
1464 cc_type=ccc
1465 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1466 debuglevel=3
df442a8d 1467 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1468elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1469 test -d "$sysroot" || die "No valid sysroot specified."
1470 cc_type=armcc
1471 armcc_conf="$PWD/armcc.conf"
1472 $cc --arm_linux_configure \
1473 --arm_linux_config_file="$armcc_conf" \
1474 --configure_sysroot="$sysroot" \
1475 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1476 die "Error creating armcc configuration file."
1477 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1478 as_default="${cross_prefix}gcc"
629687f6
MR
1479fi
1480
1481test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1482
75800dce
MR
1483set_default as
1484
154d432c
MR
1485if test -n "$sysroot"; then
1486 case "$cc_type" in
1487 gcc)
1488 add_cflags --sysroot="$sysroot"
1489 add_ldflags --sysroot="$sysroot"
1490 ;;
1491 esac
1492fi
1493
993f2d0f
MR
1494# compiler sanity check
1495check_exec <<EOF
1496int main(void){ return 0; }
1497EOF
1498if test "$?" != 0; then
1499 echo "$cc is unable to create an executable file."
1500 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1501 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1502 echo "Only do this if you know what cross compiling means."
1503 fi
1504 die "C compiler test failed."
1505fi
1506
e9b9a2f8 1507check_cflags -std=c99
9d821fc2
DB
1508check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1509#include <stdlib.h>
1510EOF
1511check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1512#include <stdlib.h>
1513EOF
e9b9a2f8 1514
b24dbcbd 1515case "$arch" in
b24dbcbd
RP
1516 alpha)
1517 arch="alpha"
1518 enable fast_64bit
c0a02a3e 1519 check_cflags -mieee
b24dbcbd 1520 ;;
cfdb6148
MR
1521 arm|armv[4567]*l)
1522 arch="arm"
b24dbcbd 1523 ;;
f4870943
MR
1524 avr32)
1525 ;;
cfdb6148
MR
1526 bfin)
1527 arch="bfin"
1528 ;;
1529 ia64)
1530 arch="ia64"
b24dbcbd 1531 enable fast_64bit
cfdb6148
MR
1532 ;;
1533 m68k)
1534 arch="m68k"
b24dbcbd 1535 ;;
de3a1240 1536 mips|mipsel|IP*)
b24dbcbd
RP
1537 arch="mips"
1538 ;;
de3a1240
DB
1539 mips64)
1540 arch="mips"
bae3abb0 1541 subarch="mips64"
de3a1240
DB
1542 enable fast_64bit
1543 ;;
61597a98 1544 parisc|hppa)
b24dbcbd
RP
1545 arch="parisc"
1546 ;;
61597a98 1547 parisc64|hppa64)
b24dbcbd
RP
1548 arch="parisc"
1549 enable fast_64bit
1550 ;;
cfdb6148
MR
1551 "Power Macintosh"|ppc|powerpc)
1552 arch="ppc"
1553 enable fast_unaligned
1554 ;;
1555 ppc64)
1556 arch="ppc"
34d11b87 1557 subarch="ppc64"
cfdb6148
MR
1558 enable fast_64bit
1559 enable fast_unaligned
1560 ;;
b24dbcbd
RP
1561 s390|s390x)
1562 arch="s390"
1563 ;;
cfdb6148
MR
1564 sh4|sh)
1565 arch="sh4"
b24dbcbd 1566 ;;
cfdb6148
MR
1567 sparc)
1568 arch="sparc"
1569 ;;
1570 sun4u|sparc64)
1571 arch="sparc"
1572 subarch="sparc64"
b24dbcbd
RP
1573 enable fast_64bit
1574 ;;
cfdb6148
MR
1575 i386|i486|i586|i686|i86pc|BePC)
1576 arch="x86"
1577 subarch="x86_32"
1578 enable fast_unaligned
1579 ;;
1580 x86_64|amd64)
1581 arch="x86"
1582 subarch="x86_32"
1583 enable cmov
1584 enable fast_cmov
1585 enable fast_unaligned
1586 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1587 int test[sizeof(char*) - 7];
1588EOF
b24dbcbd
RP
1589 ;;
1590 *)
1591 arch="unknown"
1592 ;;
1593esac
1594
62045d48 1595enable $arch $subarch
b24dbcbd 1596
7483e694 1597# OS specific
4f854758 1598case $target_os in
7483e694 1599 beos|haiku|zeta)
c9d19248 1600 prefix_default="$HOME/config"
7483e694 1601 # helps building libavcodec
0f010b2f 1602 add_cflags -DPIC -fomit-frame-pointer
7483e694 1603 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1604 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1605 case "$gcc_version" in
1606 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1607 disable mmx
1608 ;;
1609 *20010315*) echo "BeBits gcc"
0f010b2f 1610 add_cflags -fno-expensive-optimizations
7483e694
DB
1611 ;;
1612 esac
7483e694
DB
1613 SHFLAGS=-nostart
1614 # enable BeOS things
1615 enable audio_beos
1616 # no need for libm, but the inet stuff
1617 # Check for BONE
1618 # XXX: actually should check for NOT net_server
78fe7631 1619 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1620 network_extralibs="-lbind -lsocket"
1621 else
1622 enable beos_netserver
1623 network_extralibs="-lnet"
1624 fi ;;
1625 sunos)
1626 FFSERVERLDFLAGS=""
9987769a 1627 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1628 network_extralibs="-lsocket -lnsl"
e193c74e 1629 add_cflags -D__EXTENSIONS__
7483e694
DB
1630 ;;
1631 netbsd)
1632 oss_demuxer_extralibs="-lossaudio"
1633 oss_muxer_extralibs="-lossaudio"
1634 ;;
1635 openbsd)
1636 disable need_memalign
1637 LIBOBJFLAGS='$(PIC)'
7483e694 1638 SHFLAGS='-shared'
7483e694
DB
1639 oss_demuxer_extralibs="-lossaudio"
1640 oss_muxer_extralibs="-lossaudio"
1641 ;;
90b4f091 1642 freebsd|dragonfly)
7483e694
DB
1643 disable need_memalign
1644 ;;
1645 bsd/os)
1646 osextralibs="-lpoll -lgnugetopt"
1647 strip="strip -d"
1648 ;;
1649 darwin)
1650 disable need_memalign
0138c54e 1651 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1652 strip="strip -x"
1653 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1654 SLIBSUF=".dylib"
1655 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1656 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1657 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1658 objformat="macho"
1b0f6fb8 1659 enabled x86_64 && objformat="macho64"
7483e694
DB
1660 ;;
1661 mingw32*)
4f854758 1662 target_os=mingw32
dcc01c06 1663 LIBTARGET=i386
1fc9fb8a 1664 if enabled x86_64; then
dcc01c06
RP
1665 disable need_memalign
1666 LIBTARGET=x64
1667 fi
fbd971a4 1668 shlibdir_default="$bindir_default"
7483e694
DB
1669 disable ffserver
1670 SLIBPREF=""
1671 SLIBSUF=".dll"
7483e694
DB
1672 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1673 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1674 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1675 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1676 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1677 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1678 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1679 objformat="win32"
bc574408 1680 enable dos_paths
1894e741 1681 check_cflags -fno-common
b1549d61 1682 if ! enabled x86_64; then
f7ad5aa2
RP
1683 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1684 die "ERROR: MinGW runtime version must be >= 3.15."
1685 enabled_any avisynth vfwcap_demuxer &&
1686 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1687 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1688 fi
7483e694
DB
1689 ;;
1690 cygwin*)
4f854758 1691 target_os=cygwin
fbd971a4 1692 shlibdir_default="$bindir_default"
7483e694
DB
1693 SLIBPREF="cyg"
1694 SLIBSUF=".dll"
1695 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1696 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1697 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1698 objformat="win32"
bc574408 1699 enable dos_paths
1894e741 1700 check_cflags -fno-common
7483e694 1701 ;;
4f365f37 1702 *-dos|freedos|opendos)
fdf11906 1703 disable ffplay ffserver
4f365f37
MK
1704 disable $INDEV_LIST $OUTDEV_LIST
1705 network_extralibs="-lsocket"
ff1c015d 1706 objformat="coff"
bc574408 1707 enable dos_paths
4f365f37 1708 ;;
7483e694 1709 linux)
7483e694
DB
1710 enable dv1394
1711 ;;
1712 irix*)
4f854758 1713 target_os=irix
7483e694
DB
1714 ranlib="echo ignoring ranlib"
1715 ;;
d22e8442 1716 os/2*)
d22e8442
DY
1717 strip="lxlite"
1718 ln_s="cp -f"
d22e8442 1719 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1720 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1721 FFSERVERLDFLAGS=""
287d3b13 1722 LIBSUF="_s.a"
d22e8442
DY
1723 SLIBPREF=""
1724 SLIBSUF=".dll"
1725 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1726 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1727 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1728 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1729 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1730 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1731 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1732 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1733 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1734 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1735 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1736 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1737 enable dos_paths
d22e8442 1738 ;;
83993c1c
AM
1739 gnu/kfreebsd)
1740 ;;
34e82167 1741 gnu)
34e82167 1742 ;;
d22e8442 1743
7483e694 1744 *)
4f924f9a 1745 die "Unknown OS '$target_os'."
7483e694
DB
1746 ;;
1747esac
1748
c9d19248
MR
1749set_default $PATHS_LIST
1750
c597172e 1751add_extralibs $osextralibs
de6d9b64 1752
28d8e661
DB
1753# Combine FFLDFLAGS and the LDFLAGS environment variable.
1754LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1755
320d060a 1756# we need to build at least one lib type
93b3c083 1757if ! enabled_any static shared; then
320d060a
DB
1758 cat <<EOF
1759At least one library type must be built.
1760Specify --enable-static to build the static libraries or --enable-shared to
1761build the shared libraries as well. To only build the shared libraries specify
1762--disable-static in addition to --enable-shared.
1763EOF
1764 exit 1;
1765fi
1766
abc4e572 1767disabled static && LIBNAME=""
2a320695 1768
a2234ceb
RP
1769if enabled_any libfaad libfaadbin ; then
1770 if check_header faad.h; then
295b8c70 1771 check_cc <<EOF
a2234ceb
RP
1772#include <faad.h>
1773#ifndef FAAD2_VERSION
1774ok faad1
1775#endif
db817cf3 1776int main(void) { return 0; }
a2234ceb
RP
1777EOF
1778 test $? = 0 && enable libfaad2
1779 else
ff3dac65 1780 die "FAAD test failed."
a2234ceb
RP
1781 fi
1782fi
1783
1784
2184c6f7 1785die_license_disabled() {
4c27207c 1786 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1787}
1788
1789die_license_disabled gpl libfaad2
1790die_license_disabled gpl libx264
1791die_license_disabled gpl libxvid
1792die_license_disabled gpl postproc
1793die_license_disabled gpl x11grab
1794
1795die_license_disabled nonfree libamr_nb
1796die_license_disabled nonfree libamr_wb
2f7ae63b 1797die_license_disabled nonfree libfaac
b2e3c528 1798
0b175caa
DB
1799die_license_disabled version3 libopencore_amrnb
1800die_license_disabled version3 libopencore_amrwb
1801
9cad0e4e 1802enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1803
9eeed841 1804check_deps $ARCH_EXT_LIST
0f3cb305 1805
5d323602
MR
1806test -z "$need_memalign" && need_memalign="$mmx"
1807
cf9d24ad 1808#Darwin CC versions
4f854758 1809if test $target_os = darwin; then
629687f6 1810 if enabled xlc; then
0f010b2f 1811 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1812 else
0f010b2f
DB
1813 add_cflags -pipe
1814 check_cflags -force_cpusubtype_ALL
1815 check_cflags -Wno-sign-compare
f946a9a4 1816 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1817 fi
2a1a6b64
MN
1818fi
1819
40617a6d 1820disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1821
a4adb608 1822# Add processor-specific flags
38d0a8aa 1823if test $cpu != "generic"; then
bc8ec47b
MR
1824 warn_altivec(){
1825 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1826 }
38d0a8aa 1827 case $cpu in
bb270c08 1828 601|ppc601|PowerPC601)
0f010b2f 1829 add_cflags -mcpu=601
bc8ec47b 1830 warn_altivec enabled PPC601
bb270c08
DB
1831 ;;
1832 603*|ppc603*|PowerPC603*)
0f010b2f 1833 add_cflags -mcpu=603
bc8ec47b 1834 warn_altivec enabled PPC603
bb270c08
DB
1835 ;;
1836 604*|ppc604*|PowerPC604*)
0f010b2f 1837 add_cflags -mcpu=604
bc8ec47b 1838 warn_altivec enabled PPC604
bb270c08
DB
1839 ;;
1840 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1841 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1842 warn_altivec enabled PPC75x
bb270c08
DB
1843 ;;
1844 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1845 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1846 warn_altivec disabled PPC745x
bb270c08
DB
1847 ;;
1848 74*|ppc74*|PowerPC74*)
0f010b2f 1849 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1850 warn_altivec disabled PPC74xx
bb270c08
DB
1851 ;;
1852 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1853 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1854 warn_altivec disabled PPC970
bb270c08 1855 ;;
e07e357d 1856 Cell|CELL|cell)
0f010b2f 1857 add_cflags -mcpu=cell
e07e357d 1858 warn_altivec disabled Cell
34d11b87 1859 enable ldbrx
e07e357d 1860 ;;
e7768fc5
GP
1861 # targets that do NOT support conditional mov (cmov)
1862 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1863 add_cflags -march=$cpu
497237c7 1864 disable cmov
e7768fc5
GP
1865 ;;
1866 # targets that do support conditional mov (cmov)
416519dd 1867 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1868 add_cflags -march=$cpu
497237c7
RP
1869 enable cmov
1870 enable fast_cmov
94e4c3a3
GP
1871 ;;
1872 # targets that do support conditional mov but on which it's slow
800a5a19 1873 pentium4|pentium4m|prescott|nocona)
0f010b2f 1874 add_cflags -march=$cpu
497237c7
RP
1875 enable cmov
1876 disable fast_cmov
bb270c08 1877 ;;
d7b34d08 1878 sparc64)
0f010b2f 1879 add_cflags -mcpu=v9
d7b34d08 1880 ;;
f2e49553 1881 arm11*|cortex*)
0f010b2f 1882 add_cflags -mcpu=$cpu
f2e49553
MR
1883 enable fast_unaligned
1884 ;;
0223bd6f 1885 armv*)
0f010b2f 1886 add_cflags -march=$cpu
0223bd6f 1887 ;;
f2e49553 1888 arm*)
0f010b2f 1889 add_cflags -mcpu=$cpu
6b19786b 1890 ;;
1cd11856 1891 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1892 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1893 ;;
e4ddc8ed
MR
1894 bf*)
1895 add_cflags -mcpu=$cpu
1896 ;;
5b34250d
MR
1897 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1898 add_cflags -march=$cpu
1899 ;;
bb270c08 1900 *)
7483e694 1901 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1902 ;;
a4adb608
MN
1903 esac
1904fi
1905
b4d96ba2
MR
1906check_cc <<EOF || die "Symbol mangling check failed."
1907int ff_extern;
1908EOF
2f05d9c1 1909sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1910extern_prefix=${sym%%ff_extern*}
1911
f65883c8
MR
1912check_cc <<EOF && enable inline_asm
1913void foo(void) { __asm__ volatile ("" ::); }
1914EOF
61d251db 1915
9eeed841 1916if enabled x86; then
44965991
PI
1917 # check whether EBP is available on x86
1918 # As 'i' is stored on the stack, this program will crash
1919 # if the base pointer is used to access it because the
1920 # base pointer is cleared in the inline assembly code.
7dfef245 1921 check_exec_crash <<EOF && enable ebp_available
44965991 1922 volatile int i=0;
be449fca 1923 __asm__ volatile (
44965991
PI
1924 "xorl %%ebp, %%ebp"
1925 ::: "%ebp");
1926 return i;
44965991
PI
1927EOF
1928
1929 # check wether EBX is available on x86
940f335a 1930 check_asm ebx_available '"":::"%ebx"'
8e380710 1931
d3a4b4e0
DB
1932 # check whether more than 10 operands are supported
1933 check_cc <<EOF && enable ten_operands
1934int main(void) {
1935 int x=0;
1936 __asm__ volatile(
1937 ""
1938 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1939 );
1940 return 0;
1941}
1942EOF
1943
d7f0920b 1944 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1945 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1946 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1947
1948 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1949
d52481b9 1950 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1951 enabled x86_64 && append YASMFLAGS "-m amd64"
1952 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1953 case "$objformat" in
1954 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1955 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1956 *) append YASMFLAGS "-DPREFIX" ;;
1957 esac
7595a5e4 1958 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1959fi
1960
87ea51e0
LB
1961# check for assembler specific support
1962
85dd97ad
MR
1963enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1964
5b6c2cbd 1965enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1966enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1967enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1968
57bd82d4
MR
1969# check for SIMD availability
1970
115329f1 1971# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1972if enabled altivec; then
3ed1a2ee
DB
1973 check_cflags -maltivec -mabi=altivec &&
1974 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1975 check_cflags -faltivec
b6e52719 1976
0182fee8 1977 # check if our compiler supports Motorola AltiVec C API
497237c7 1978 check_cc <<EOF || disable altivec
dcd479c0 1979$inc_altivec_h
a9a07762
MN
1980int main(void) {
1981 vector signed int v1, v2, v3;
1982 v1 = vec_add(v2,v3);
1983 return 0;
1984}
1985EOF
b006b26c
DB
1986
1987 # check if our compiler supports braces for vector declarations
80a61f08 1988 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1989$inc_altivec_h
80a61f08 1990int main (void) { (vector int) {1}; return 0; }
b006b26c 1991EOF
a9a07762 1992fi
ab6c65f6 1993
b4e806b2 1994# We have to check if pld is a nop and disable it.
a2fc0f6a 1995enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1996enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1997enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1998enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1999enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2000enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2001enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2002enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2003enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2004
0f010b2f 2005enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2006
57bd82d4
MR
2007# ---
2008# big/little-endian test
9eebe687
MR
2009check_cc <<EOF || die "endian test failed"
2010unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2011EOF
d04d9e16 2012od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2013
a3999908 2014# ---
3d204385
NK
2015# check availability of some header files
2016
a98bb16d
RP
2017if check_func dlopen; then
2018 ldl=
2019elif check_func dlopen -ldl; then
2020 ldl=-ldl
8bf5d58f
MN
2021fi
2022
75ecf149
DB
2023# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2024check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2025
7483e694
DB
2026check_func fork
2027check_func gethrtime
2028check_func getrusage
094c09bb 2029check_func inet_aton $network_extralibs
7483e694
DB
2030check_func memalign
2031check_func mkstemp
1f91cdce 2032check_func posix_memalign
b507ebd1 2033check_func_headers io.h setmode
e4673692 2034check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2035check_func_headers windows.h GetProcessTimes
7c5bfe7a 2036check_func_headers windows.h VirtualAlloc
6ffa87d3 2037
e16e49ac 2038check_header conio.h
a98bb16d
RP
2039check_header dlfcn.h
2040check_header malloc.h
bf6ce82d 2041check_header poll.h
b58412f1 2042check_header sys/mman.h
b091aa44 2043check_header sys/resource.h
bf6ce82d 2044check_header sys/select.h
a98bb16d 2045check_header termios.h
272081b0
CEH
2046check_header vdpau/vdpau.h
2047check_header vdpau/vdpau_x11.h
68178ca9 2048check_header X11/extensions/XvMClib.h
a98bb16d 2049
1f91cdce
RP
2050if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2051 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2052fi
e16e49ac 2053
a4fa192c 2054disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2055disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2056
2057# check for some common methods of building with pthread support
2058# do this before the optional library checks as some of them require pthreads
2059if enabled pthreads; then
9e7fd101
MR
2060 if check_func pthread_create; then
2061 :
2062 elif check_func pthread_create -pthread; then
2063 add_cflags -pthread
afc9aee2 2064 add_extralibs -pthread
9e7fd101
MR
2065 elif check_func pthread_create -pthreads; then
2066 add_cflags -pthreads
afc9aee2 2067 add_extralibs -pthreads
8d94f606
GT
2068 elif check_func pthread_create -lpthreadGC2; then
2069 add_extralibs -lpthreadGC2
9e7fd101
MR
2070 elif ! check_lib pthread.h pthread_create -lpthread; then
2071 die "ERROR: can't find pthreads library"
2072 fi
57bd82d4
MR
2073fi
2074
8eee7025 2075for thread in $THREADS_LIST; do
e5f94c2b 2076 if enabled $thread; then
3ae3b721
RP
2077 test -n "$thread_type" &&
2078 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2079 thread_type="$thread"
e5f94c2b
RP
2080 fi
2081done
2082
fdf88598 2083check_lib math.h sin -lm
ff418735 2084check_lib va/va.h vaInitialize -lva
fdf88598 2085
a33cab3a 2086# test for C99 functions in math.h
7b04b8a0 2087for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 2088 check_exec <<EOF && enable $func || disable $func
f32adb22 2089#include <math.h>
a33cab3a 2090int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2091EOF
a33cab3a 2092done
f32adb22 2093
57bd82d4 2094# these are off by default, so fail if requested and not available
79fda097 2095enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
29382bc1 2096enabled libamr_nb && require libamrnb amrnb/interf_dec.h Decoder_Interface_init -lamrnb -lm
7483e694 2097enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 2098enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2099 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2100 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2101enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2102enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2103enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2104enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2105enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2106enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2107enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2108enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2109enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2110 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2111enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2112enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2113enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2114enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2115 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2116 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2117enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2118enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2119
0b4a1821
AS
2120# libdc1394 check
2121if enabled libdc1394; then
2122 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2123 enable libdc1394_2; } ||
2124 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2125 enable libdc1394_1; } ||
2126 die "ERROR: No version of libdc1394 found "
2127fi
2128
2129
c13e1abd
FH
2130_restrict=
2131for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2132 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2133void foo(char * $restrict_keyword p);
2134EOF
c13e1abd
FH
2135done
2136
a86b921c 2137##########################################
29799f8b 2138# SDL check
a86b921c 2139
497237c7
RP
2140disable sdl_too_old
2141disable sdl
6a1a892f 2142SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2143if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2144 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2145 temp_cflags $sdl_cflags
5e622c40 2146 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2147 if check_lib2 SDL.h SDL_Init; then
5e622c40 2148 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2149 if test "$_sdlversion" -lt 121 ; then
497237c7 2150 enable sdl_too_old
dcd479c0 2151 else
497237c7 2152 enable sdl
225e21ef 2153 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2154#include <SDL.h>
d6773f56 2155int main(int argc, char **argv){
29f3b38a
MR
2156 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2157 int w = vi->current_w;
2158 return 0;
2159}
2160EOF
dcd479c0
MR
2161 fi
2162 fi
29f3b38a 2163 restore_flags
c3f6b472 2164fi
57bd82d4 2165
2270b4b2 2166texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2167
7a91333f 2168##########################################
73b46a95
RP
2169# Network check
2170
2171if enabled network; then
96000432 2172 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2173 # Prefer arpa/inet.h over winsock2
2174 if check_header arpa/inet.h ; then
2175 check_func closesocket
2176 elif check_header winsock2.h ; then
ea10ddde 2177 network_extralibs="-lws2_32"
72be9e73 2178 check_type ws2tcpip.h socklen_t
2446d3d6 2179 check_func_headers winsock2.h closesocket
28c9f069
MK
2180 else
2181 disable network
73b46a95
RP
2182 fi
2183fi
2184
2185##########################################
29799f8b 2186# IPv6 check
7a91333f 2187
497237c7 2188enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2189#include <sys/types.h>
2190#include <sys/socket.h>
2191#include <netinet/in.h>
2192#include <netdb.h>
db817cf3 2193int main(void) {
7483e694
DB
2194 struct sockaddr_storage saddr;
2195 struct ipv6_mreq mreq6;
2196 getaddrinfo(0,0,0,0);
2197 getnameinfo(0,0,0,0,0,0,0);
2198 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2199}
2200EOF
2201
06e31011
RP
2202check_header linux/videodev.h
2203check_header linux/videodev2.h
1b6e8b73 2204check_header sys/videoio.h
47f38850 2205
2446d3d6 2206check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2207
f8aa696f 2208# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2209{ check_header dev/bktr/ioctl_meteor.h &&
2210 check_header dev/bktr/ioctl_bt848.h; } ||
2211{ check_header machine/ioctl_meteor.h &&
2212 check_header machine/ioctl_bt848.h; } ||
2213{ check_header dev/video/meteor/ioctl_meteor.h &&
2214 check_header dev/video/bktr/ioctl_bt848.h; } ||
2215check_header dev/ic/bt8xx.h
f8aa696f 2216
c7682de0
RP
2217check_header sys/soundcard.h
2218check_header soundcard.h
deb29777 2219
c2b3565e 2220enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2221
30b1fff6 2222enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2223
7483e694 2224# deal with the X11 frame grabber
56a059ac 2225enabled x11grab &&
f58f4ce1
GP
2226check_header X11/Xlib.h &&
2227check_header X11/extensions/XShm.h &&
2228check_func XOpenDisplay -lX11 &&
06eab4ba 2229check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2230
40bcf4c7 2231enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2232
2233# add some useful compiler flags if supported
2234check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2235check_cflags -Wall
2236check_cflags -Wno-switch
c07bd6a9
MN
2237check_cflags -Wdisabled-optimization
2238check_cflags -Wpointer-arith
2239check_cflags -Wredundant-decls
cc1fb623 2240check_cflags -Wno-pointer-sign
f4929996 2241check_cflags -Wcast-qual
9aceb3cf 2242check_cflags -Wwrite-strings
652a5bf6 2243check_cflags -Wtype-limits
764551c6 2244check_cflags -Wundef
5af4e0cc 2245enabled extra_warnings && check_cflags -Winline
cf9d24ad 2246
57bd82d4 2247# add some linker flags
5c0e9479 2248check_ldflags -Wl,--warn-common
8351d2ba
DB
2249check_ldflags -Wl,--as-needed
2250check_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 2251check_ldflags -Wl,-Bsymbolic
94a3401e 2252
bd2216e4
MR
2253if enabled small; then
2254 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2255 optimizations="small"
2256elif enabled optimizations; then
629687f6 2257 if enabled xlc; then
0f010b2f
DB
2258 add_cflags -O5
2259 add_ldflags -O5
df442a8d
MR
2260 elif enabled ccc; then
2261 add_cflags -fast
cf9d24ad 2262 else
0f010b2f 2263 add_cflags -O3
cf9d24ad 2264 fi
cddf3f45 2265fi
11fdbc44 2266check_cflags -fno-math-errno
b2eb2ff0 2267check_cflags -fno-signed-zeros
cddf3f45 2268
504a64b9 2269# add some flags for Intel C Compiler
629687f6 2270if enabled icc; then
b1598b58
MR
2271 # Just warnings, no remarks
2272 check_cflags -w1
2273 # -wd: Disable following warnings
2274 # 144, 167, 556: -Wno-pointer-sign
2275 # 10006: ignoring unknown option -fno-signed-zeros
2276 # 10156: ignoring option '-W'; no argument required
2277 check_cflags -wd144,167,556,10006,10156
2278 # 11030: Warning unknown option --as-needed
2279 # 10156: ignoring option '-export'; no argument required
2280 check_ldflags -wd10156,11030
2281 # Allow to compile with optimizations
2282 check_ldflags -march=$cpu
be2cf98a
CEH
2283 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2284 enable ebp_available
df442a8d
MR
2285elif enabled ccc; then
2286 # disable some annoying warnings
2287 add_cflags -msg_disable cvtu32to64
2288 add_cflags -msg_disable embedcomment
2289 add_cflags -msg_disable needconstext
2290 add_cflags -msg_disable nomainieee
2291 add_cflags -msg_disable ptrmismatch1
2292 add_cflags -msg_disable unreachcode
504a64b9
CEH
2293fi
2294
80581e98 2295# PIC flags for shared library objects where they are needed
5af4e0cc 2296if enabled shared; then
569cb218
MR
2297 # LIBOBJFLAGS may have already been set in the OS configuration
2298 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2299 case "${subarch-$arch}" in
b6bd7268 2300 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2301 esac
2302 fi
80581e98
MN
2303fi
2304
90be59ef 2305if enabled gprof; then
0f010b2f
DB
2306 add_cflags -p
2307 add_ldflags -p
1db54e20
DB
2308fi
2309
7f3c02fc 2310# Find out if the .align argument is a power of two or not.
9377b6ce 2311check_asm asmalign_pot '".align 3"'
4454dc1b 2312
7483e694
DB
2313enabled_any $DECODER_LIST && enable decoders
2314enabled_any $ENCODER_LIST && enable encoders
5666fd73 2315enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2316enabled_any $BSF_LIST && enable bsfs
2317enabled_any $DEMUXER_LIST && enable demuxers
2318enabled_any $MUXER_LIST && enable muxers
f7679c54 2319enabled_any $FILTER_LIST && enable filters
7483e694
DB
2320enabled_any $INDEV_LIST && enable demuxers
2321enabled_any $OUTDEV_LIST && enable muxers
2322enabled_any $PROTOCOL_LIST && enable protocols
2323
2324enabled_any $THREADS_LIST && enable threads
2325
2326check_deps $CONFIG_LIST \
b6bb00b0 2327 $CONFIG_EXTRA \
7483e694
DB
2328 $HAVE_LIST \
2329 $DECODER_LIST \
2330 $ENCODER_LIST \
5666fd73 2331 $HWACCEL_LIST \
7483e694
DB
2332 $PARSER_LIST \
2333 $BSF_LIST \
2334 $DEMUXER_LIST \
2335 $MUXER_LIST \
f7679c54 2336 $FILTER_LIST \
7483e694
DB
2337 $INDEV_LIST \
2338 $OUTDEV_LIST \
2339 $PROTOCOL_LIST \
f70f03f6 2340
3e89171a 2341echo "install prefix $prefix"
f36958f8
DB
2342echo "source path $source_path"
2343echo "C compiler $cc"
bfd5afd8 2344echo ".align is power-of-two $asmalign_pot"
f36958f8 2345echo "ARCH $arch ($cpu)"
ce8871c2
MR
2346if test "$build_suffix" != ""; then
2347 echo "build suffix $build_suffix"
eb94aca9 2348fi
ac63af34
DB
2349if test "$extra_version" != ""; then
2350 echo "version string suffix $extra_version"
2351fi
0db2ce77 2352echo "big-endian ${bigendian-no}"
e90f5b5a 2353echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2354if enabled x86; then
af44e8e4 2355 echo "yasm ${yasm-no}"
0db2ce77 2356 echo "MMX enabled ${mmx-no}"
30e98e62 2357 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2358 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2359 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2360 echo "SSE enabled ${sse-no}"
30e98e62 2361 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2362 echo "CMOV enabled ${cmov-no}"
2363 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2364 echo "EBX available ${ebx_available-no}"
2365 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2366 echo "10 operands supported ${ten_operands-no}"
e41e8342 2367fi
5b6c2cbd 2368if enabled arm; then
0db2ce77
MR
2369 echo "ARMv5TE enabled ${armv5te-no}"
2370 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2371 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2372 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2373 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2374 echo "NEON enabled ${neon-no}"
eba9ae3c 2375fi
5b6c2cbd 2376if enabled mips; then
0db2ce77 2377 echo "MMI enabled ${mmi-no}"
e41e8342 2378fi
5b6c2cbd 2379if enabled ppc; then
0db2ce77 2380 echo "AltiVec enabled ${altivec-no}"
30e98e62 2381 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2382 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2383 echo "performance report ${powerpc_perf-no}"
2384fi
2385if enabled sparc; then
2386 echo "VIS enabled ${vis-no}"
e41e8342 2387fi
0db2ce77
MR
2388echo "gprof enabled ${gprof-no}"
2389echo "debug symbols ${debug-no}"
87a0fb62 2390echo "strip symbols ${stripping-no}"
8400d6b8 2391echo "optimizations ${optimizations-no}"
0db2ce77
MR
2392echo "static ${static-no}"
2393echo "shared ${shared-no}"
4a24ab64 2394echo "postprocessing support ${postproc-no}"
f7679c54 2395echo "new filter support ${avfilter-no}"
81124ba0 2396echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2397echo "network support ${network-no}"
90be59ef 2398if enabled network; then
0db2ce77 2399 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2400fi
0db2ce77
MR
2401echo "threading support ${thread_type-no}"
2402echo "SDL support ${sdl-no}"
90be59ef 2403if enabled sdl_too_old; then
bfd5afd8
DB
2404 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2405fi
0db2ce77
MR
2406echo "Sun medialib support ${mlib-no}"
2407echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2408echo "libamr-nb support ${libamr_nb-no}"
2409echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2410echo "libdc1394 support ${libdc1394-no}"
690bfceb 2411echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2412echo "libfaac enabled ${libfaac-no}"
2413echo "libfaad enabled ${libfaad-no}"
7e0871a7 2414echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2415echo "libgsm enabled ${libgsm-no}"
2416echo "libmp3lame enabled ${libmp3lame-no}"
2417echo "libnut enabled ${libnut-no}"
0b175caa
DB
2418echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2419echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2420echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2421echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2422echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2423echo "libtheora enabled ${libtheora-no}"
2424echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2425echo "libx264 enabled ${libx264-no}"
2426echo "libxvid enabled ${libxvid-no}"
0db2ce77 2427echo "zlib enabled ${zlib-no}"
f402916e 2428echo "bzlib enabled ${bzlib-no}"
2c62e737 2429echo
de6d9b64 2430
5666fd73 2431for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2432 echo "Enabled ${type}s:"
f65c9da1 2433 eval list=\$$(toupper $type)_LIST
8138b9db 2434 for part in $list; do
f65c9da1
MR
2435 enabled $part && echo ${part%_*}
2436 done | sort | pr -3 -t
2437 echo
8138b9db
RP
2438done
2439
ba7a7039 2440license="LGPL version 2.1 or later"
ba321adb 2441if enabled nonfree; then
ba7a7039 2442 license="nonfree and unredistributable"
9cad0e4e
DB
2443elif enabled gplv3; then
2444 license="GPL version 3 or later"
2445elif enabled lgplv3; then
2446 license="LGPL version 3 or later"
ba321adb 2447elif enabled gpl; then
ba7a7039 2448 license="GPL version 2 or later"
ba321adb
JK
2449fi
2450
2451echo "License: $license"
ca5323af 2452
cf1392e9
DB
2453echo "Creating config.mak and config.h..."
2454
29799f8b
DB
2455echo "# Automatically generated by configure - do not modify!" > config.mak
2456echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2457echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2458echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2459echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2460echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2461
d921f03f 2462echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2463echo "prefix=$prefix" >> config.mak
22a324da
DB
2464echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2465echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2466echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2467echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2468echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2469echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2470echo "SRC_PATH=\"$source_path\"" >> config.mak
2471echo "SRC_PATH_BARE=$source_path" >> config.mak
2472echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2473echo "CC=$cc" >> config.mak
313c46a6 2474echo "AS=$as" >> config.mak
304d586d 2475echo "YASM=$yasmexe" >> config.mak
980fc7b8 2476echo "AR=$ar" >> config.mak
be7109c1 2477echo "RANLIB=$ranlib" >> config.mak
20369773 2478echo "LN_S=$ln_s" >> config.mak
87a0fb62 2479enabled stripping &&
3ae3b721 2480 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2481 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2482
a9b3f630 2483echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2484echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2485echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2486echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2487echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2488echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2489echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2490echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2491echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2492echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2493echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2494echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2495echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2496echo "SLIBSUF=$SLIBSUF" >> config.mak
2497echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2498echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2499echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2500echo "HOSTCC=$host_cc" >> config.mak
2501echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2502echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2503echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2504echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2505echo "TARGET_EXEC=$target_exec" >> config.mak
2506echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2507
90be59ef 2508if enabled bigendian; then
7483e694
DB
2509 echo "WORDS_BIGENDIAN=yes" >> config.mak
2510 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2511fi
44161118 2512
90be59ef 2513if enabled sdl; then
5e622c40
DB
2514 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2515 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2516fi
90be59ef 2517if enabled texi2html; then
7483e694 2518 echo "BUILD_DOC=yes" >> config.mak
146ea952 2519fi
5a872801 2520
719c8e00
MR
2521get_version(){
2522 name=$1
2523 file=$source_path/$2
147e7692
MR
2524 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2525 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2526 lcname=$(tolower $name)
2527 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2528 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2529}
2530
147e7692
MR
2531get_version LIBSWSCALE libswscale/swscale.h
2532get_version LIBPOSTPROC libpostproc/postprocess.h
2533get_version LIBAVCODEC libavcodec/avcodec.h
2534get_version LIBAVDEVICE libavdevice/avdevice.h
2535get_version LIBAVFORMAT libavformat/avformat.h
2536get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2537get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2538
5af4e0cc 2539if enabled shared; then
7483e694
DB
2540 echo "BUILD_SHARED=yes" >> config.mak
2541 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2542 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2543 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2544 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2545 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2546 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2547 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2548 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2549 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2550fi
d7e27559 2551echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2552echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2553
7b5e8a27
DB
2554echo "ARCH=$arch" >> config.mak
2555
3d907e22
MR
2556print_config ARCH_ $TMPH config.mak $ARCH_LIST
2557print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2558print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2559 $CONFIG_EXTRA \
7483e694
DB
2560 $DECODER_LIST \
2561 $ENCODER_LIST \
5666fd73 2562 $HWACCEL_LIST \
7483e694
DB
2563 $PARSER_LIST \
2564 $BSF_LIST \
2565 $DEMUXER_LIST \
2566 $MUXER_LIST \
f7679c54 2567 $FILTER_LIST \
7483e694
DB
2568 $PROTOCOL_LIST \
2569 $INDEV_LIST \
2570 $OUTDEV_LIST \
8ac17293 2571
c13e1abd
FH
2572echo "#define restrict $_restrict" >> $TMPH
2573
bd2216e4 2574if enabled small; then
7483e694 2575 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2576fi
2577
0f3cb305 2578
8156056e 2579# Apparently it's not possible to portably echo a backslash.
3ae3b721 2580enabled asmalign_pot &&
7483e694 2581 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2582 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2583
b4d96ba2 2584echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2585
9c05103f
DB
2586echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2587
b7860763 2588# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2589cmp -s $TMPH config.h &&
2590 echo "config.h is unchanged" ||
2591 mv -f $TMPH config.h
3d204385 2592
165af439 2593# build tree in object directory if source path is different from current one
90be59ef 2594if enabled source_path_used; then
165af439 2595 DIRS="\
7483e694
DB
2596 doc \
2597 libavcodec \
2598 libavcodec/alpha \
a2fc0f6a 2599 libavcodec/arm \
7483e694 2600 libavcodec/bfin \
7483e694
DB
2601 libavcodec/mlib \
2602 libavcodec/ppc \
2603 libavcodec/sh4 \
2604 libavcodec/sparc \
a6493a8f 2605 libavcodec/x86 \
52a9cf34 2606 libavdevice \
f7679c54 2607 libavfilter \
7483e694
DB
2608 libavformat \
2609 libavutil \
2610 libpostproc \
2611 libswscale \
b2cfd7e3
RP
2612 libswscale/bfin \
2613 libswscale/mlib \
2614 libswscale/ppc \
2615 libswscale/sparc \
2616 libswscale/x86 \
7483e694
DB
2617 tests \
2618 tools \
7483e694 2619 "
165af439 2620 FILES="\
7483e694
DB
2621 Makefile \
2622 common.mak \
71c61f62 2623 subdir.mak \
7483e694
DB
2624 doc/texi2pod.pl \
2625 libavcodec/Makefile \
52a9cf34 2626 libavdevice/Makefile \
f7679c54 2627 libavfilter/Makefile \
7483e694
DB
2628 libavformat/Makefile \
2629 libavutil/Makefile \
2630 libpostproc/Makefile \
2631 libswscale/Makefile \
2632 "
165af439 2633 for dir in $DIRS ; do
7483e694 2634 mkdir -p $dir
165af439
MR
2635 done
2636 for f in $FILES ; do
20369773 2637 $ln_s "$source_path/$f" $f
165af439
MR
2638 done
2639fi
def4272a 2640
def4272a 2641
d0674868 2642# build pkg-config files
def4272a 2643
d0674868
DB
2644pkgconfig_generate(){
2645name=$1
b0dfd108 2646shortname=${name#lib}${build_suffix}
d0674868
DB
2647comment=$2
2648version=$3
2649libs=$4
2650requires=$5
25cd5cb3 2651cat <<EOF > $name/$name.pc
3e89171a 2652prefix=$prefix
a94e666c 2653exec_prefix=\${prefix}
f2b7382c 2654libdir=$libdir
7622778e 2655includedir=$incdir
def4272a 2656
d0674868
DB
2657Name: $name
2658Description: $comment
2659Version: $version
5dcfe9f8
AH
2660Requires: $(disabled shared && echo $requires)
2661Requires.private: $(enabled shared && echo $requires)
def4272a 2662Conflicts:
12701f6e
AH
2663Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2664Libs.private: $(enabled shared && echo $libs)
76a448ed 2665Cflags: -I\${includedir}
def4272a 2666EOF
25cd5cb3 2667cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2668prefix=
2669exec_prefix=
46d1ff83 2670libdir=\${pcfiledir}
1d44d365 2671includedir=${source_path}
def4272a 2672
d0674868
DB
2673Name: $name
2674Description: $comment
2675Version: $version
2676Requires: $requires
def4272a 2677Conflicts:
12701f6e 2678Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2679Cflags: -I\${includedir}
2680EOF
d0674868 2681}
def4272a 2682
e426941d 2683pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2684pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2685pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2686pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2687enabled avfilter &&
46983309 2688 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2689enabled postproc &&
e426941d 2690 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2691pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"