configure: handle --cpu before running compiler
[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 "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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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:"
e6b9d588
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
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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]"
62560865
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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]"
27cb5cbc 156 echo " --enable-bzlib enable bzlib [autodetect]"
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DB
157 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
158 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 159 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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160 echo " and libraw1394 [no]"
161 echo " --enable-libdirac enable Dirac support via libdirac [no]"
162 echo " --enable-libfaac enable FAAC support via libfaac [no]"
163 echo " --enable-libfaad enable FAAD support via libfaad [no]"
164 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
165 echo " --enable-libgsm enable GSM support via libgsm [no]"
166 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 167 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 168 echo " native (de)muxer exists [no]"
9a77d59a 169 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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170 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
171 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
172 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 173 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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174 echo " native implementation exists [no]"
175 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 176 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 177 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 178 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 179 echo " --enable-zlib enable zlib [autodetect]"
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180 echo ""
181 echo "Advanced options (experts only):"
182 echo " --source-path=PATH path to source code [$source_path]"
183 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 184 echo " --enable-cross-compile assume a cross-compiler is used"
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185 echo " --sysroot=PATH root of cross-build tree"
186 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 187 echo " --target-os=OS compiler targets OS [$target_os]"
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188 echo " --target-exec=CMD command to run executables on target"
189 echo " --target-path=DIR path to view of build directory on target"
89641463 190 echo " --nm=NM use nm tool"
313c46a6 191 echo " --as=AS use assembler AS [$as_default]"
15396d5c 192 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 193 echo " --ld=LD use linker LD"
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194 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
195 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
196 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
197 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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198 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
199 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
200 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
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DB
202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$arch]"
204 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 205 echo " instruction selection, may crash on older CPUs)"
2b4c3615 206 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 207 echo " (requires enabling PMC)"
4f50c3d5 208 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 209 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 210 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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DB
211 echo " --disable-mmx disable MMX optimizations"
212 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 213 echo " --disable-sse disable SSE optimizations"
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214 echo " --disable-ssse3 disable SSSE3 optimizations"
215 echo " --disable-armv5te disable armv5te optimizations"
216 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 217 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 218 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 219 echo " --disable-iwmmxt disable iwmmxt optimizations"
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220 echo " --disable-mmi disable MMI optimizations"
221 echo " --disable-neon disable neon optimizations"
222 echo " --disable-vis disable VIS optimizations"
7595a5e4 223 echo " --disable-yasm disable use of yasm assembler"
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224 echo
225 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 226 echo " --disable-debug disable debugging symbols"
b7d49373 227 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 228 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 229 echo " --disable-optimizations disable compiler optimizations"
0a622b98 230 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 231 echo " --disable-stripping disable stripping of executables and shared libraries"
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232 echo ""
233 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 234 exit 0
74c53c2d 235}
cf9d24ad 236
57bd82d4 237log(){
2270b4b2 238 echo "$@" >> $logfile
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239}
240
720c69da 241log_file(){
c8e9f801 242 log BEGIN $1
2270b4b2 243 pr -n -t $1 >> $logfile
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244 log END $1
245}
246
2ba042a7 247echolog(){
c8e9f801 248 log "$@"
57bd82d4 249 echo "$@"
2ba042a7
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250}
251
252die(){
253 echolog "$@"
254 cat <<EOF
d326cf7f 255
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256If you think configure made a mistake, make sure you are using the latest
257version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 258ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 259EOF
e155a21a 260 if disabled logging; then
2ba042a7 261 cat <<EOF
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262Rerun configure with logging enabled (do not use --disable-logging), and
263include the log this produces with your report.
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264EOF
265 else
266cat <<EOF
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267Include the log file "$logfile" produced by configure as this will help
268solving the problem.
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269EOF
270 fi
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271 exit 1
272}
273
6c6007d6 274# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 275toupper(){
6c6007d6 276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
277}
278
4a5444db 279tolower(){
6c6007d6 280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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281}
282
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283c_escape(){
284 echo "$*" | sed 's/["\\]/\\\0/g'
285}
286
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287sh_quote(){
288 v=$(echo "$1" | sed "s/'/'\\\\''/g")
289 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
290 echo "$v"
291}
292
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293set_all(){
294 value=$1
295 shift
296 for var in $*; do
297 eval $var=$value
298 done
299}
300
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301set_weak(){
302 value=$1
303 shift
304 for var; do
305 eval : \${$var:=$value}
306 done
307}
308
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MR
309pushvar(){
310 for var in $*; do
311 eval level=\${${var}_level:=0}
312 eval ${var}_${level}="\$$var"
313 eval ${var}_level=$(($level+1))
314 done
315}
316
317popvar(){
318 for var in $*; do
319 eval level=\${${var}_level:-0}
320 test $level = 0 && continue
321 eval level=$(($level-1))
322 eval $var="\${${var}_${level}}"
323 eval ${var}_level=$level
324 eval unset ${var}_${level}
325 done
326}
327
a8d04fba
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328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
72a43668
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336enable_weak(){
337 set_weak yes $*
338}
339
340disable_weak(){
341 set_weak no $*
342}
343
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344enable_safe(){
345 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
346}
347
348disable_safe(){
349 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
350}
351
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MR
352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
c510c7b5
MR
356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
c510c7b5
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359 popvar sgs
360 enable_deep_weak $sgs
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361 popvar var
362 done
363}
364
365enable_deep(){
366 do_enable_deep $*
367 enable $*
368}
369
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370enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373}
374
57bd82d4 375enabled(){
3250003c
MR
376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
44161118
MR
378}
379
37970ebf 380disabled(){
3250003c
MR
381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
383}
384
44161118
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385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
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DB
391disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395}
396
44161118
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397enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401}
402
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403disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
f7b230a7 407 return 1
85bca2c5
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408}
409
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410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
c9d19248
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413 done
414}
415
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416is_in(){
417 value=$1
418 shift
419 for var in $*; do
420 [ $var = $value ] && return 0
421 done
422 return 1
423}
424
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425check_deps(){
426 for cfg; do
3250003c 427 cfg="${cfg#!}"
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428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
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432 eval dep_all="\$${cfg}_deps"
433 eval dep_any="\$${cfg}_deps_any"
7ef3425f 434 eval dep_sel="\$${cfg}_select"
c510c7b5 435 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 436
c510c7b5
MR
437 pushvar cfg dep_all dep_any dep_sel dep_sgs
438 check_deps $dep_all $dep_any $dep_sel $dep_sgs
439 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 440
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441 enabled_all $dep_all || disable $cfg
442 enabled_any $dep_any || disable $cfg
7ef3425f 443 disabled_any $dep_sel && disable $cfg
799c9e9b 444
4ec45764
RP
445 if enabled $cfg; then
446 eval dep_extralibs="\$${cfg}_extralibs"
447 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 448 enable_deep $dep_sel
c510c7b5 449 enable_deep_weak $dep_sgs
4ec45764
RP
450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
44161118
MR
456print_config(){
457 pfx=$1
458 header=$2
459 makefile=$3
460 shift 3
461 for cfg; do
5e622c40 462 ucname="$(toupper $cfg)"
44161118 463 if enabled $cfg; then
3d907e22 464 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
b250f9c6 467 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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468 fi
469 done
57bd82d4
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470}
471
472flags_saved(){
2270b4b2 473 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
dcd479c0
MR
478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481}
482
483restore_flags(){
f5d28d10 484 flags_saved || return
dcd479c0
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485 CFLAGS="$SAVE_CFLAGS"
486 LDFLAGS="$SAVE_LDFLAGS"
487 extralibs="$SAVE_extralibs"
488 unset SAVE_CFLAGS
489 unset SAVE_LDFLAGS
490 unset SAVE_extralibs
491}
492
493temp_cflags(){
494 save_flags
495 CFLAGS="$CFLAGS $*"
496}
497
498temp_ldflags(){
499 save_flags
500 LDFLAGS="$LDFLAGS $*"
501}
502
503temp_extralibs(){
504 save_flags
505 extralibs="$extralibs $*"
506}
507
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508append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513}
514
50a334e4 515add_cppflags(){
caf458dd 516 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
517}
518
57bd82d4 519add_cflags(){
caf458dd 520 append CFLAGS $($filter_cflags "$@")
57bd82d4
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521}
522
2f2e6c7c 523add_asflags(){
caf458dd 524 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
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525}
526
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527add_ldflags(){
528 append LDFLAGS "$@"
529}
530
531add_extralibs(){
532 append extralibs "$@"
533}
534
b0cfb663 535check_cmd(){
b3cb5d51 536 log "$@"
2270b4b2 537 "$@" >> $logfile 2>&1
b0cfb663
MR
538}
539
dcd479c0 540check_cc(){
57bd82d4 541 log check_cc "$@"
2270b4b2 542 cat > $TMPC
720c69da 543 log_file $TMPC
50a334e4 544 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
545}
546
547check_cpp(){
548 log check_cpp "$@"
2270b4b2 549 cat > $TMPC
720c69da 550 log_file $TMPC
9e7f3277 551 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
552}
553
f65883c8
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554check_as(){
555 log check_as "$@"
556 cat > $TMPC
557 log_file $TMPC
2f2e6c7c 558 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
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559}
560
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561check_asm(){
562 log check_asm "$@"
563 name="$1"
564 asm="$2"
565 shift 2
f65883c8 566 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 567void foo(void){ __asm__ volatile($asm); }
940f335a
MR
568EOF
569}
570
304d586d
LM
571check_yasm(){
572 log check_yasm "$@"
573 echo "$1" > $TMPS
574 log_file $TMPS
575 shift 1
576 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
577}
578
dcd479c0 579check_ld(){
57bd82d4 580 log check_ld "$@"
0607887f 581 check_cc || return
3155a644
MR
582 flags=''
583 libs=''
584 for f; do
585 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
586 done
684b28e0 587 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
588}
589
50a334e4
MR
590check_cppflags(){
591 log check_cppflags "$@"
caf458dd
MR
592 set -- $($filter_cppflags "$@")
593 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
594int x;
595EOF
596}
597
dcd479c0 598check_cflags(){
57bd82d4 599 log check_cflags "$@"
caf458dd
MR
600 set -- $($filter_cflags "$@")
601 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
602int x;
603EOF
604}
605
606check_ldflags(){
57bd82d4
MR
607 log check_ldflags "$@"
608 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 609int main(void){ return 0; }
dcd479c0
MR
610EOF
611}
612
613check_header(){
57bd82d4 614 log check_header "$@"
dcd479c0
MR
615 header=$1
616 shift
b77df637
MR
617 disable_safe $header
618 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
619#include <$header>
620int x;
621EOF
622}
623
624check_func(){
57bd82d4 625 log check_func "$@"
dcd479c0
MR
626 func=$1
627 shift
d8bc5f06
MR
628 disable $func
629 check_ld "$@" <<EOF && enable $func
dcd479c0 630extern int $func();
c23a0ac8 631int main(void){ $func(); }
dcd479c0
MR
632EOF
633}
634
2446d3d6
DB
635check_func_headers(){
636 log check_func_headers "$@"
f8d7b072
MR
637 headers=$1
638 func=$2
639 shift 2
640 disable $func
641 incs=""
642 for hdr in $headers; do
643 incs="$incs
644#include <$hdr>"
645 done
cd0d9a9d 646 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 647$incs
d6773f56 648int main(int argc, char **argv){
2b2c2a81 649 return (long) $func;
f8d7b072
MR
650}
651EOF
652}
653
a5344cf7
SS
654check_cpp_condition(){
655 log check_cpp_condition "$@"
656 header=$1
657 condition=$2
658 check_cpp <<EOF
659#include <$header>
660#if !($condition)
661#error "unsatisfied condition: $condition"
662#endif
663EOF
664}
665
57bd82d4
MR
666check_lib(){
667 log check_lib "$@"
668 header="$1"
669 func="$2"
670 shift 2
fcfcde17
MR
671 temp_extralibs "$@"
672 check_header $header && check_func $func && add_extralibs "$@"
673 err=$?
674 restore_flags
675 return $err
57bd82d4
MR
676}
677
f8d7b072
MR
678check_lib2(){
679 log check_lib2 "$@"
680 headers="$1"
681 func="$2"
682 shift 2
683 temp_extralibs "$@"
2446d3d6 684 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
685 err=$?
686 restore_flags
687 return $err
688}
689
dcd479c0 690check_exec(){
2270b4b2 691 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
692}
693
7dfef245 694check_exec_crash(){
5e622c40 695 code=$(cat)
7dfef245
MR
696
697 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
698 # are safe but may not be available everywhere. Thus we use
699 # raise(SIGTERM) instead. The check is run in a subshell so we
700 # can redirect the "Terminated" message from the shell. SIGBUS
701 # is not defined by standard C so it is used conditionally.
702
2270b4b2 703 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
704#include <signal.h>
705static void sighandler(int sig){
706 raise(SIGTERM);
707}
e5af4a11 708int main(void){
7dfef245
MR
709 signal(SIGILL, sighandler);
710 signal(SIGFPE, sighandler);
711 signal(SIGSEGV, sighandler);
712#ifdef SIGBUS
713 signal(SIGBUS, sighandler);
714#endif
715 { $code }
716}
717EOF
718}
719
72be9e73
DY
720check_type(){
721 log check_type "$@"
722 headers=$1
723 type=$2
724 shift 2
725 disable $type
726 incs=""
727 for hdr in $headers; do
728 incs="$incs
729#include <$hdr>"
730 done
731 check_cc "$@" <<EOF && enable $type
732$incs
733$type v;
734EOF
735}
736
57bd82d4
MR
737require(){
738 name="$1"
739 header="$2"
740 func="$3"
741 shift 3
742 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
743}
744
f8d7b072
MR
745require2(){
746 name="$1"
747 headers="$2"
748 func="$3"
749 shift 3
750 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
751}
752
eea50282
MR
753check_foo_config(){
754 cfg=$1
755 pkg=$2
756 header=$3
757 func=$4
758 shift 4
759 disable $cfg
760 check_cmd ${pkg}-config --version
761 err=$?
762 if test "$err" = 0; then
5e622c40
DB
763 temp_cflags $(${pkg}-config --cflags)
764 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
765 check_lib "$@" $header $func && enable $cfg
766 fi
767 return $err
768}
769
c505dd31
MR
770apply(){
771 file=$1
772 shift
773 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
774}
775
dcd61286
DB
776# CONFIG_LIST contains configurable options, while HAVE_LIST is for
777# system-dependent things.
778
4a0d6686
AJ
779COMPONENT_LIST="
780 bsfs
781 decoders
782 demuxers
783 encoders
3cde40aa 784 filters
5666fd73 785 hwaccels
c552605c 786 indevs
4a0d6686 787 muxers
c552605c 788 outdevs
4a0d6686
AJ
789 parsers
790 protocols
791"
792
793CONFIG_LIST="
794 $COMPONENT_LIST
e8ed9b7a 795 aandct
f7679c54
VS
796 avfilter
797 avfilter_lavf
c88f5d72
MR
798 avisynth
799 beos_netserver
f402916e 800 bzlib
27a9466b 801 fastdiv
c88f5d72
MR
802 ffmpeg
803 ffplay
804 ffserver
1848f7d9 805 fft
4f034993 806 golomb
c88f5d72 807 gpl
ecfc4f44 808 gprof
d8d0d0b2 809 gray
3abe5fbd 810 hardcoded_tables
c88f5d72 811 ipv6
f7b8bffe 812 libdc1394
690bfceb 813 libdirac
2eed5a46
DB
814 libfaac
815 libfaad
816 libfaadbin
c88f5d72 817 libgsm
6ebe07fb 818 libmp3lame
c88f5d72 819 libnut
0b175caa
DB
820 libopencore_amrnb
821 libopencore_amrwb
9a77d59a 822 libopenjpeg
f7cd9eed 823 libschroedinger
ae14f311 824 libspeex
150d2772 825 libtheora
c88f5d72 826 libvorbis
1cc60c47
DB
827 libx264
828 libxvid
47a158cb 829 mdct
c88f5d72 830 memalign_hack
a8150374 831 mlib
c88f5d72
MR
832 mpegaudio_hp
833 network
3fe142e2 834 nonfree
4a24ab64 835 postproc
2b4c3615 836 powerpc_perf
68602540 837 rdft
e90f5b5a 838 runtime_cpudetect
2e35e684 839 shared
bd2216e4 840 small
2e35e684 841 static
a9ddb5b1 842 swscale_alpha
17492d5e
DB
843 vaapi
844 vdpau
9cad0e4e 845 version3
56a059ac 846 x11grab
c88f5d72 847 zlib
4a0d6686 848"
c88f5d72 849
8eee7025
DB
850THREADS_LIST='
851 beosthreads
d22e8442 852 os2threads
8eee7025
DB
853 pthreads
854 w32threads
855'
856
3f5b56e5
MR
857ARCH_LIST='
858 alpha
a2fc0f6a 859 arm
3f5b56e5
MR
860 bfin
861 ia64
862 m68k
863 mips
bae3abb0 864 mips64
3f5b56e5 865 parisc
79cb09b2 866 ppc
34d11b87 867 ppc64
3f5b56e5
MR
868 s390
869 sh4
870 sparc
871 sparc64
872 x86
873 x86_32
874 x86_64
875'
876
877ARCH_EXT_LIST='
1ac9331a 878 altivec
3bf96eec 879 amd3dnow
a1ef9f08 880 amd3dnowext
1ac9331a 881 armv5te
edab3048 882 armv6
ab5cb084 883 armv6t2
f55b299a 884 armvfp
3f5b56e5
MR
885 iwmmxt
886 mmi
887 mmx
d7f0920b 888 mmx2
6b18d278 889 neon
799fde37 890 ppc4xx
1bb04d5a 891 sse
9eeed841 892 ssse3
bd9d34a0 893 vis
3f5b56e5
MR
894'
895
896HAVE_LIST="
897 $ARCH_EXT_LIST
898 $THREADS_LIST
35fd8122 899 alsa_asoundlib_h
3f5b56e5 900 altivec_h
c9fdab0d 901 arpa_inet_h
08a85a59 902 bigendian
6bd859d6 903 bswap
ecf97f22 904 closesocket
1ac9331a 905 cmov
e16e49ac 906 conio_h
c88f5d72 907 dcbzl
f8aa696f
DB
908 dev_bktr_ioctl_bt848_h
909 dev_bktr_ioctl_meteor_h
910 dev_ic_bt8xx_h
911 dev_video_meteor_ioctl_meteor_h
912 dev_video_bktr_ioctl_bt848_h
18b67ae5 913 dlfcn_h
c88f5d72 914 dlopen
bc574408 915 dos_paths
245626d0
DB
916 ebp_available
917 ebx_available
c2a29455 918 fast_64bit
7073e9fc 919 fast_cmov
7b829d2a 920 fast_unaligned
9d99cc5a 921 fork
da9e86f8 922 gethrtime
4e68cb8a 923 GetProcessTimes
66be5b45 924 getrusage
2e1913b1 925 inet_aton
61d251db 926 inline_asm
9f5ff83f 927 ldbrx
0b4a1821
AS
928 libdc1394_1
929 libdc1394_2
a33cab3a 930 llrint
291fd18a 931 log2
85dd97ad 932 loongson
a33cab3a 933 lrint
c88f5d72 934 lrintf
e4673692 935 lzo1x_999_compress
f8aa696f
DB
936 machine_ioctl_bt848_h
937 machine_ioctl_meteor_h
c88f5d72
MR
938 malloc_h
939 memalign
6ffa87d3 940 mkstemp
b4e806b2 941 pld
1f91cdce 942 posix_memalign
a33cab3a
MK
943 round
944 roundf
c88f5d72
MR
945 sdl
946 sdl_video_size
b507ebd1 947 setmode
72be9e73 948 socklen_t
deb29777 949 soundcard_h
f8cda19e 950 poll_h
b58412f1 951 sys_mman_h
b091aa44 952 sys_resource_h
81644c2e 953 sys_select_h
deb29777 954 sys_soundcard_h
1b6e8b73 955 sys_videoio_h
d3a4b4e0 956 ten_operands
e16e49ac 957 termios_h
b265431e 958 threads
7b04b8a0 959 truncf
7c5bfe7a 960 VirtualAlloc
6ff3f3e7 961 winsock2_h
cc078b5d 962 xform_asm
304d586d 963 yasm
0cb78cef 964"
44161118 965
b6bb00b0
MR
966# options emitted with CONFIG_ prefix but not available on command line
967CONFIG_EXTRA="
9cad0e4e
DB
968 gplv3
969 lgplv3
b6bb00b0
MR
970"
971
520cc7f1 972CMDLINE_SELECT="
3f5b56e5 973 $ARCH_EXT_LIST
520cc7f1 974 $CONFIG_LIST
8eee7025 975 $THREADS_LIST
db6107b6 976 cross_compile
520cc7f1
MR
977 debug
978 extra_warnings
8c6afa4d 979 logging
d2bbb2f7 980 optimizations
87a0fb62 981 stripping
7595a5e4 982 yasm
520cc7f1 983"
426be5dc
DB
984
985PATHS_LIST='
d156bede 986 bindir
14a8acf1 987 datadir
26759c44
MR
988 incdir
989 libdir
26759c44
MR
990 mandir
991 prefix
992 shlibdir
426be5dc
DB
993'
994
995CMDLINE_SET="
996 $PATHS_LIST
997 arch
313c46a6 998 as
426be5dc
DB
999 build_suffix
1000 cc
1001 cpu
1002 cross_prefix
50567afa 1003 dep_cc
7f32f40c 1004 extra_cflags
ac63af34 1005 extra_version
9da6609f
MR
1006 host_cc
1007 host_cflags
1008 host_ldflags
1009 host_libs
82bb3329 1010 host_os
684b28e0 1011 ld
426be5dc 1012 logfile
89641463 1013 nm
26759c44 1014 source_path
c5200f17
MR
1015 sysinclude
1016 sysroot
a7ada2ba 1017 target_exec
26759c44 1018 target_os
a7ada2ba 1019 target_path
426be5dc 1020"
520cc7f1 1021
912f3148
DB
1022# code dependency declarations
1023
9eeed841 1024# architecture extensions
79cb09b2 1025altivec_deps="ppc"
3bf96eec 1026amd3dnow_deps="mmx"
a1ef9f08 1027amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1028armv5te_deps="arm"
1029armv6_deps="arm"
ab5cb084 1030armv6t2_deps="arm"
a2fc0f6a
MR
1031armvfp_deps="arm"
1032iwmmxt_deps="arm"
e241ba14 1033mmi_deps="mips"
9eeed841 1034mmx_deps="x86"
75aa95a6 1035mmx2_deps="mmx"
a2fc0f6a 1036neon_deps="arm"
799fde37 1037ppc4xx_deps="ppc"
75aa95a6
DB
1038sse_deps="mmx"
1039ssse3_deps="sse"
bd9d34a0 1040vis_deps="sparc"
9eeed841 1041
89e053f8
MR
1042need_memalign="altivec neon sse"
1043
5666fd73 1044# decoders / encoders / hardware accelerators
47a158cb 1045aac_decoder_select="fft mdct"
47a158cb
MR
1046ac3_decoder_select="fft mdct"
1047atrac3_decoder_select="fft mdct"
4f034993 1048cavs_decoder_select="golomb"
47a158cb 1049cook_decoder_select="fft mdct"
2eef7c62 1050cscd_decoder_suggest="zlib"
47a158cb 1051dca_decoder_select="fft mdct"
e8ed9b7a 1052dnxhd_encoder_select="aandct"
2eef7c62 1053dxa_decoder_select="zlib"
47a158cb 1054eac3_decoder_select="fft mdct"
e8ed9b7a 1055eatgq_decoder_select="aandct"
d52b39c7 1056eatqi_decoder_select="aandct"
4f034993
MR
1057ffv1_decoder_select="golomb"
1058flac_decoder_select="golomb"
1059flac_encoder_select="golomb"
2eef7c62
AJ
1060flashsv_decoder_select="zlib"
1061flashsv_encoder_select="zlib"
e8ed9b7a
DB
1062flv_encoder_select="aandct"
1063h261_encoder_select="aandct"
1064h263_encoder_select="aandct"
ff418735 1065h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1066h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1067h263p_encoder_select="aandct"
4f034993 1068h264_decoder_select="golomb"
ff418735 1069h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1070h264_vaapi_hwaccel_select="vaapi"
711dae77 1071h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1072h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1073imc_decoder_select="fft mdct"
4f034993
MR
1074jpegls_decoder_select="golomb"
1075jpegls_encoder_select="golomb"
e8ed9b7a 1076ljpeg_encoder_select="aandct"
4f034993 1077loco_decoder_select="golomb"
e8ed9b7a
DB
1078mjpeg_encoder_select="aandct"
1079mpeg1video_encoder_select="aandct"
1080mpeg2video_encoder_select="aandct"
1081mpeg4_encoder_select="aandct"
711dae77 1082mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1083mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1084mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1085mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1086mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1087mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1088mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1089mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1090mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1091msmpeg4v1_encoder_select="aandct"
1092msmpeg4v2_encoder_select="aandct"
1093msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1094nellymoser_decoder_select="fft mdct"
1095nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1096png_decoder_select="zlib"
1097png_encoder_select="zlib"
63cae55d 1098qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1099rv10_encoder_select="aandct"
1100rv20_encoder_select="aandct"
d52b39c7
AJ
1101rv30_decoder_select="golomb"
1102rv40_decoder_select="golomb"
4f034993
MR
1103shorten_decoder_select="golomb"
1104sonic_decoder_select="golomb"
1105sonic_encoder_select="golomb"
1106sonic_ls_encoder_select="golomb"
1107svq3_decoder_select="golomb"
bee2eac5 1108svq3_decoder_suggest="zlib"
2eef7c62
AJ
1109tiff_decoder_suggest="zlib"
1110tiff_encoder_suggest="zlib"
1111tscc_decoder_select="zlib"
ff418735 1112vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1113vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1114vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1115vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1116vorbis_decoder_select="fft mdct"
1117vorbis_encoder_select="fft mdct"
1118wmav1_decoder_select="fft mdct"
1119wmav1_encoder_select="fft mdct"
1120wmav2_decoder_select="fft mdct"
1121wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1122wmv1_encoder_select="aandct"
1123wmv2_encoder_select="aandct"
ff418735 1124wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1125wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1126wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1127wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1128zlib_decoder_select="zlib"
1129zlib_encoder_select="zlib"
1130zmbv_decoder_select="zlib"
1131zmbv_encoder_select="zlib"
30fd06be 1132
28b80940
DB
1133# parsers
1134h264_parser_select="golomb"
1135
912f3148 1136# external libraries
1b71f045 1137libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1138libdirac_encoder_deps="libdirac"
c9171a83 1139libfaac_encoder_deps="libfaac"
69ddbd1d 1140libfaad_decoder_deps="libfaad"
4ec45764 1141libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1142libgsm_decoder_deps="libgsm"
1143libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1144libgsm_ms_decoder_deps="libgsm"
1145libgsm_ms_encoder_deps="libgsm"
1cc60c47 1146libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1147libopencore_amrnb_decoder_deps="libopencore_amrnb"
1148libopencore_amrnb_encoder_deps="libopencore_amrnb"
1149libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1150libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1151libschroedinger_decoder_deps="libschroedinger"
1152libschroedinger_encoder_deps="libschroedinger"
ae14f311 1153libspeex_decoder_deps="libspeex"
150d2772 1154libtheora_encoder_deps="libtheora"
b0caf888 1155libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1156libx264_encoder_deps="libx264"
1157libxvid_encoder_deps="libxvid"
30fd06be 1158
912f3148 1159# demuxers / muxers
03a76ba9 1160ac3_demuxer_deps="ac3_parser"
647c2356 1161asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1162avisynth_demuxer_deps="avisynth"
1163dirac_demuxer_deps="dirac_parser"
647c2356 1164ipod_muxer_select="mov_muxer"
4e622dea
SS
1165libnut_demuxer_deps="libnut"
1166libnut_muxer_deps="libnut"
647c2356 1167matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1168matroska_demuxer_suggest="zlib bzlib"
1169mov_demuxer_suggest="zlib"
1170mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1171mp4_muxer_select="mov_muxer"
1172mpegtsraw_demuxer_select="mpegts_demuxer"
1173mxf_d10_muxer_select="mxf_muxer"
1174psp_muxer_select="mov_muxer"
4e622dea
SS
1175redir_demuxer_deps="network"
1176rtp_muxer_deps="network rtp_protocol"
1177rtsp_demuxer_deps="sdp_demuxer"
1178sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1179tg2_muxer_select="mov_muxer"
1180tgp_muxer_select="mov_muxer"
4e622dea
SS
1181
1182# indevs / outdevs
38e54a75
SS
1183alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1184alsa_indev_extralibs="-lasound"
1185alsa_outdev_deps="alsa_asoundlib_h"
1186alsa_outdev_extralibs="-lasound"
1187audio_beos_indev_deps="audio_beos"
1188audio_beos_indev_extralibs="-lmedia -lbe"
1189audio_beos_outdev_deps="audio_beos"
1190audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1191bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1192dv1394_indev_deps="dv1394 dv_demuxer"
1193jack_indev_deps="jack_jack_h"
1194jack_indev_extralibs="-ljack"
1195libdc1394_indev_deps="libdc1394"
38e54a75
SS
1196oss_indev_deps_any="soundcard_h sys_soundcard_h"
1197oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1198v4l_indev_deps="linux_videodev_h"
1199v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1200vfwcap_indev_deps="capCreateCaptureWindow"
1201vfwcap_indev_extralibs="-lvfw32"
1202x11_grab_device_indev_deps="x11grab XShmCreateImage"
1203x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1204
912f3148 1205# protocols
3fff6382 1206gopher_protocol_deps="network"
c08fb000
AB
1207http_protocol_deps="network"
1208rtp_protocol_deps="udp_protocol"
1209tcp_protocol_deps="network"
1210udp_protocol_deps="network"
1211
f7679c54 1212# filters
81124ba0 1213movie_filter_deps="avfilter_lavf"
f7679c54 1214
912f3148 1215# programs
fa859b4d 1216ffplay_deps="sdl"
6ad42348 1217ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1218ffserver_extralibs='$ldl'
a2830dca 1219
912f3148 1220
de6d9b64 1221# default parameters
8a608357 1222
2ba042a7 1223logfile="config.err"
8a608357
MR
1224
1225# installation paths
c9d19248
MR
1226prefix_default="/usr/local"
1227bindir_default='${prefix}/bin'
14a8acf1 1228datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1229incdir_default='${prefix}/include'
1230libdir_default='${prefix}/lib'
1231mandir_default='${prefix}/share/man'
1232shlibdir_default="$libdir_default"
8a608357
MR
1233
1234# toolchain
11e6d03a 1235ar="ar"
13c7df3d 1236cc_default="gcc"
9da6609f 1237host_cc_default="gcc"
11e6d03a 1238ln_s="ln -sf"
89641463 1239nm_default="nm"
11e6d03a 1240objformat="elf"
be7109c1 1241ranlib="ranlib"
0f3cb305 1242strip="strip"
11e6d03a 1243yasmexe="yasm"
8a608357
MR
1244
1245# machine
5e622c40 1246arch=$(uname -m)
38d0a8aa 1247cpu="generic"
8a608357 1248
8a608357 1249# OS
4f854758 1250target_os=$(tolower $(uname -s))
82bb3329 1251host_os=$target_os
8a608357 1252
8a608357 1253# configurable options
497237c7 1254enable debug
aa033b1e 1255enable fastdiv
497237c7
RP
1256enable ffmpeg
1257enable ffplay
1258enable ffserver
1259enable ipv6
497237c7
RP
1260enable mpegaudio_hp
1261enable network
8400d6b8 1262enable optimizations
497237c7 1263enable protocols
530dc538 1264enable static
87a0fb62 1265enable stripping
a9ddb5b1 1266enable swscale_alpha
8a608357 1267
8a608357 1268# build settings
9987769a 1269SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1270FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1271LIBPREF="lib"
1272LIBSUF=".a"
c5f14466
RP
1273FULLNAME='$(NAME)$(BUILDSUF)'
1274LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1275SLIBPREF="lib"
1276SLIBSUF=".so"
c5f14466 1277SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1278SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1279SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1280LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1281
7e6c86e6
MR
1282CC_O='-o $@'
1283
9da6609f
MR
1284host_cflags='-O3 -g -Wall'
1285host_libs='-lm'
1286
a7ada2ba
MR
1287target_path='.'
1288
0d7dca36
DB
1289# gcc stupidly only outputs the basename of targets with -MM, but we need the
1290# full relative path for objects in subdirectories for non-recursive Make.
d8059267
MR
1291DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
1292DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1293
c597172e 1294# find source path
5e622c40 1295source_path="$(dirname "$0")"
497237c7 1296enable source_path_used
c597172e 1297if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1298 source_path="$(pwd)"
497237c7 1299 disable source_path_used
c597172e 1300else
5e622c40 1301 source_path="$(cd "$source_path"; pwd)"
c597172e 1302 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1303 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1304 test -e "$source_path/config.h" &&
1305 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1306fi
1307
13cbe2c0 1308for v in "$@"; do
b04251c5
MR
1309 r=${v#*=}
1310 l=${v%"$r"}
1311 r=$(sh_quote "$r")
13cbe2c0
MR
1312 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1313done
c597172e 1314
73ef8980
MR
1315find_things(){
1316 thing=$1
1317 pattern=$2
1318 file=$source_path/$3
932ccf39 1319 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1320}
1321
1322ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1323DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1324HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1325PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1326BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1327MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1328DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1329OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1330INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1331PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1332FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1333
7483e694
DB
1334enable $ARCH_EXT_LIST \
1335 $DECODER_LIST \
1336 $ENCODER_LIST \
5666fd73 1337 $HWACCEL_LIST \
7483e694
DB
1338 $PARSER_LIST \
1339 $BSF_LIST \
1340 $DEMUXER_LIST \
1341 $MUXER_LIST \
f7679c54 1342 $FILTER_LIST \
7483e694
DB
1343 $PROTOCOL_LIST \
1344 $INDEV_LIST \
1345 $OUTDEV_LIST \
c597172e
MR
1346
1347die_unknown(){
1348 echo "Unknown option \"$1\"."
1349 echo "See $0 --help for available options."
1350 exit 1
1351}
1352
794f8e97 1353show_list() {
bf0c4afa
RP
1354 suffix=_$1
1355 shift
1356 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1357 exit 0
1358}
1359
c597172e 1360for opt do
7483e694
DB
1361 optval="${opt#*=}"
1362 case "$opt" in
0f010b2f 1363 --extra-ldflags=*) add_ldflags $optval
7483e694 1364 ;;
0f010b2f 1365 --extra-libs=*) add_extralibs $optval
7483e694 1366 ;;
8fb1cb58 1367 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1368 ;;
40bcf4c7
BL
1369 --enable-debug=*) debuglevel="$optval"
1370 ;;
7483e694 1371 --enable-*=*|--disable-*=*)
5e622c40 1372 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1373 case "$thing" in
38e54a75 1374 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1375 *) die_unknown "$opt" ;;
1376 esac
1377 ;;
1378 --enable-?*|--disable-?*)
5e622c40 1379 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1380 if is_in $option $COMPONENT_LIST; then
fed5d54b 1381 test $action = disable && action=unset
e3773a55
MR
1382 eval $action \$$(toupper ${option%s})_LIST
1383 elif is_in $option $CMDLINE_SELECT; then
1384 $action $option
1385 else
1386 die_unknown $opt
1387 fi
7483e694
DB
1388 ;;
1389 --list-*)
1390 NAME="${opt#--list-}"
1391 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1392 NAME=${NAME%s}
1393 eval show_list $NAME \$$(toupper $NAME)_LIST
1394 ;;
1395 --help|-h) show_help
1396 ;;
1397 *)
884a36a7 1398 optname="${opt%%=*}"
26759c44
MR
1399 optname="${optname#--}"
1400 optname=$(echo "$optname" | sed 's/-/_/g')
1401 is_in $optname $CMDLINE_SET || die_unknown $opt
1402 eval $optname='$optval'
7483e694
DB
1403 ;;
1404 esac
c597172e
MR
1405done
1406
bcea99bb
MR
1407disabled logging && logfile=/dev/null
1408
13cbe2c0 1409echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1410set >> $logfile
1411
9da6609f
MR
1412test -n "$cross_prefix" && enable cross_compile
1413
adb2b908 1414ar="${cross_prefix}${ar}"
11e6d03a 1415cc_default="${cross_prefix}${cc_default}"
20e0ed95 1416nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1417ranlib="${cross_prefix}${ranlib}"
1418strip="${cross_prefix}${strip}"
1419
c5200f17
MR
1420sysinclude_default="${sysroot}/usr/include"
1421
75800dce 1422set_default cc nm sysinclude
9da6609f
MR
1423enabled cross_compile || host_cc_default=$cc
1424set_default host_cc
13c7df3d 1425
82bb3329
MR
1426exesuf() {
1427 case $1 in
1428 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1429 esac
1430}
1431
1432EXESUF=$(exesuf $target_os)
1433HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1434
e4e69e0b 1435# set temporary file name
a49d42c2 1436: ${TMPDIR:=$TEMPDIR}
c51fafa1 1437: ${TMPDIR:=$TMP}
a49d42c2 1438: ${TMPDIR:=/tmp}
e4e69e0b 1439
54460a83
MR
1440if ! check_cmd type mktemp; then
1441 # simple replacement for missing mktemp
1442 # NOT SAFE FOR GENERAL USE
1443 mktemp(){
1444 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1445 }
1446fi
1447
1448tmpfile(){
1449 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1450 (set -C; exec > $tmp) 2>/dev/null ||
1451 die "Unable to create temoporary file in $TMPDIR."
1452 append TMPFILES $tmp
1453 eval $1=$tmp
1454}
1455
1456trap 'rm -f -- $TMPFILES' EXIT
1457trap exit HUP INT TERM
1458
1459tmpfile TMPC .c
1460tmpfile TMPE $EXESUF
1461tmpfile TMPH .h
1462tmpfile TMPO .o
1463tmpfile TMPS .S
1464tmpfile TMPSH .sh
1465
1466unset -f mktemp
e4e69e0b 1467
993f2d0f
MR
1468# make sure we can execute files in $TMPDIR
1469cat > $TMPSH 2>> $logfile <<EOF
1470#! /bin/sh
1471EOF
1472chmod +x $TMPSH >> $logfile 2>&1
1473if ! $TMPSH >> $logfile 2>&1; then
1474 cat <<EOF
1475Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1476variable to another directory and make sure that it is not mounted noexec.
1477EOF
1478 die "Sanity test failed."
1479fi
993f2d0f 1480
19b4c628
MR
1481filter_cflags=echo
1482filter_cppflags=echo
1483filter_asflags=echo
1484
3a636b6f 1485if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1486 cc_type=gcc
1487elif $cc --version 2>/dev/null | grep -q Intel; then
1488 cc_type=icc
1489elif $cc -v 2>&1 | grep -q xlc; then
1490 cc_type=xlc
df442a8d
MR
1491elif $cc -V 2>/dev/null | grep -q Compaq; then
1492 cc_type=ccc
d8059267 1493 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1494 debuglevel=3
df442a8d 1495 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1496elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1497 test -d "$sysroot" || die "No valid sysroot specified."
1498 cc_type=armcc
1499 armcc_conf="$PWD/armcc.conf"
1500 $cc --arm_linux_configure \
1501 --arm_linux_config_file="$armcc_conf" \
1502 --configure_sysroot="$sysroot" \
1503 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1504 die "Error creating armcc configuration file."
1505 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1506 as_default="${cross_prefix}gcc"
629687f6
MR
1507fi
1508
1509test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1510
75bafbac 1511: ${as_default:=$cc}
50567afa 1512: ${dep_cc_default:=$cc}
684b28e0 1513: ${ld_default:=$cc}
50567afa 1514set_default as dep_cc ld
75800dce 1515
7f32f40c 1516add_cflags $extra_cflags
2f2e6c7c 1517add_asflags $extra_cflags
7f32f40c 1518
154d432c
MR
1519if test -n "$sysroot"; then
1520 case "$cc_type" in
1521 gcc)
467256f2 1522 add_cppflags --sysroot="$sysroot"
154d432c
MR
1523 add_ldflags --sysroot="$sysroot"
1524 ;;
1525 esac
1526fi
1527
df5cdc24
MR
1528# Add processor-specific flags
1529case $cpu in
1530 601|ppc601|PowerPC601)
1531 cpuflags="-mcpu=601"
1532 ;;
1533 603*|ppc603*|PowerPC603*)
1534 cpuflags="-mcpu=603"
1535 ;;
1536 604*|ppc604*|PowerPC604*)
1537 cpuflags="-mcpu=604"
1538 ;;
1539 G3|g3|75*|ppc75*|PowerPC75*)
1540 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1541 ;;
1542 G4|g4|745*|ppc745*|PowerPC745*)
1543 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1544 ;;
1545 74*|ppc74*|PowerPC74*)
1546 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1547 ;;
1548 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1549 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1550 ;;
1551 Cell|CELL|cell)
1552 cpuflags="-mcpu=cell"
1553 enable ldbrx
1554 ;;
1555 # targets that do NOT support conditional mov (cmov)
1556 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1557 cpuflags="-march=$cpu"
1558 disable cmov
1559 ;;
1560 # targets that do support conditional mov (cmov)
1561 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1562 cpuflags="-march=$cpu"
1563 enable cmov
1564 enable fast_cmov
1565 ;;
1566 # targets that do support conditional mov but on which it's slow
1567 pentium4|pentium4m|prescott|nocona)
1568 cpuflags="-march=$cpu"
1569 enable cmov
1570 disable fast_cmov
1571 ;;
1572 sparc64)
1573 cpuflags="-mcpu=v9"
1574 ;;
1575 arm11*|cortex*)
1576 cpuflags="-mcpu=$cpu"
1577 enable fast_unaligned
1578 ;;
1579 armv[67]*)
1580 cpuflags="-march=$cpu"
1581 enable fast_unaligned
1582 ;;
1583 armv*)
1584 cpuflags="-march=$cpu"
1585 ;;
1586 arm*)
1587 cpuflags="-mcpu=$cpu"
1588 ;;
1589 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1590 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1591 ;;
1592 bf*)
1593 cpuflags="-mcpu=$cpu"
1594 ;;
1595 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1596 cpuflags="-march=$cpu"
1597 ;;
1598 generic)
1599 ;;
1600 *)
1601 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1602 ;;
1603esac
1604
1605add_cflags $cpuflags
1606add_asflags $cpuflags
1607
993f2d0f
MR
1608# compiler sanity check
1609check_exec <<EOF
1610int main(void){ return 0; }
1611EOF
1612if test "$?" != 0; then
1613 echo "$cc is unable to create an executable file."
1614 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1615 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1616 echo "Only do this if you know what cross compiling means."
1617 fi
1618 die "C compiler test failed."
1619fi
1620
38a9c529 1621add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1622check_cflags -std=c99
50a334e4 1623check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1624#include <stdlib.h>
1625EOF
50a334e4 1626check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1627#include <stdlib.h>
1628EOF
e9b9a2f8 1629
b24dbcbd 1630case "$arch" in
b24dbcbd
RP
1631 alpha)
1632 arch="alpha"
1633 enable fast_64bit
c0a02a3e 1634 check_cflags -mieee
b24dbcbd 1635 ;;
cfdb6148
MR
1636 arm|armv[4567]*l)
1637 arch="arm"
b24dbcbd 1638 ;;
f4870943
MR
1639 avr32)
1640 ;;
cfdb6148
MR
1641 bfin)
1642 arch="bfin"
1643 ;;
1644 ia64)
1645 arch="ia64"
b24dbcbd 1646 enable fast_64bit
cfdb6148
MR
1647 ;;
1648 m68k)
1649 arch="m68k"
b24dbcbd 1650 ;;
de3a1240 1651 mips|mipsel|IP*)
b24dbcbd
RP
1652 arch="mips"
1653 ;;
de3a1240
DB
1654 mips64)
1655 arch="mips"
bae3abb0 1656 subarch="mips64"
de3a1240
DB
1657 enable fast_64bit
1658 ;;
61597a98 1659 parisc|hppa)
b24dbcbd
RP
1660 arch="parisc"
1661 ;;
61597a98 1662 parisc64|hppa64)
b24dbcbd
RP
1663 arch="parisc"
1664 enable fast_64bit
1665 ;;
cfdb6148
MR
1666 "Power Macintosh"|ppc|powerpc)
1667 arch="ppc"
1668 enable fast_unaligned
1669 ;;
1670 ppc64)
1671 arch="ppc"
34d11b87 1672 subarch="ppc64"
cfdb6148
MR
1673 enable fast_64bit
1674 enable fast_unaligned
1675 ;;
b24dbcbd
RP
1676 s390|s390x)
1677 arch="s390"
1678 ;;
cfdb6148
MR
1679 sh4|sh)
1680 arch="sh4"
b24dbcbd 1681 ;;
cfdb6148
MR
1682 sparc)
1683 arch="sparc"
1684 ;;
1685 sun4u|sparc64)
1686 arch="sparc"
1687 subarch="sparc64"
b24dbcbd
RP
1688 enable fast_64bit
1689 ;;
cfdb6148
MR
1690 i386|i486|i586|i686|i86pc|BePC)
1691 arch="x86"
1692 subarch="x86_32"
1693 enable fast_unaligned
1694 ;;
1695 x86_64|amd64)
1696 arch="x86"
1697 subarch="x86_32"
1698 enable cmov
1699 enable fast_cmov
1700 enable fast_unaligned
1701 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1702 int test[sizeof(char*) - 7];
1703EOF
b24dbcbd
RP
1704 ;;
1705 *)
1706 arch="unknown"
1707 ;;
1708esac
1709
62045d48 1710enable $arch $subarch
b24dbcbd 1711
7483e694 1712# OS specific
4f854758 1713case $target_os in
7483e694 1714 beos|haiku|zeta)
c9d19248 1715 prefix_default="$HOME/config"
7483e694 1716 # helps building libavcodec
50a334e4
MR
1717 add_cppflags -DPIC
1718 add_cflags -fomit-frame-pointer
7483e694 1719 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1720 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1721 case "$gcc_version" in
1722 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1723 disable mmx
1724 ;;
1725 *20010315*) echo "BeBits gcc"
0f010b2f 1726 add_cflags -fno-expensive-optimizations
7483e694
DB
1727 ;;
1728 esac
7483e694
DB
1729 SHFLAGS=-nostart
1730 # enable BeOS things
1731 enable audio_beos
1732 # no need for libm, but the inet stuff
1733 # Check for BONE
1734 # XXX: actually should check for NOT net_server
78fe7631 1735 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1736 network_extralibs="-lbind -lsocket"
1737 else
1738 enable beos_netserver
1739 network_extralibs="-lnet"
1740 fi ;;
1741 sunos)
1742 FFSERVERLDFLAGS=""
9987769a 1743 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1744 network_extralibs="-lsocket -lnsl"
50a334e4 1745 add_cppflags -D__EXTENSIONS__
7483e694
DB
1746 ;;
1747 netbsd)
07a8eef6
MR
1748 oss_indev_extralibs="-lossaudio"
1749 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1750 ;;
1751 openbsd)
89e053f8 1752 enable malloc_aligned
7483e694 1753 LIBOBJFLAGS='$(PIC)'
7483e694 1754 SHFLAGS='-shared'
07a8eef6
MR
1755 oss_indev_extralibs="-lossaudio"
1756 oss_outdev_extralibs="-lossaudio"
7483e694 1757 ;;
90b4f091 1758 freebsd|dragonfly)
89e053f8 1759 enable malloc_aligned
7483e694
DB
1760 ;;
1761 bsd/os)
1762 osextralibs="-lpoll -lgnugetopt"
1763 strip="strip -d"
1764 ;;
1765 darwin)
89e053f8 1766 enable malloc_aligned
0138c54e 1767 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1768 strip="strip -x"
1769 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1770 SLIBSUF=".dylib"
1771 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1772 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1773 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1774 objformat="macho"
1b0f6fb8 1775 enabled x86_64 && objformat="macho64"
7483e694
DB
1776 ;;
1777 mingw32*)
4f854758 1778 target_os=mingw32
dcc01c06 1779 LIBTARGET=i386
1fc9fb8a 1780 if enabled x86_64; then
89e053f8 1781 enable malloc_aligned
dcc01c06 1782 LIBTARGET=x64
336cc1b0
MS
1783 elif enabled arm; then
1784 LIBTARGET=arm
dcc01c06 1785 fi
fbd971a4 1786 shlibdir_default="$bindir_default"
7483e694
DB
1787 disable ffserver
1788 SLIBPREF=""
1789 SLIBSUF=".dll"
7483e694
DB
1790 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1791 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1792 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 1793 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
1794 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1795 install -d "$(LIBDIR)"; \
1796 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 1797 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1798 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1799 objformat="win32"
bc574408 1800 enable dos_paths
1894e741 1801 check_cflags -fno-common
b1549d61 1802 if ! enabled x86_64; then
f7ad5aa2
RP
1803 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1804 die "ERROR: MinGW runtime version must be >= 3.15."
1805 enabled_any avisynth vfwcap_demuxer &&
1806 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1807 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1808 fi
7483e694
DB
1809 ;;
1810 cygwin*)
4f854758 1811 target_os=cygwin
fbd971a4 1812 shlibdir_default="$bindir_default"
7483e694
DB
1813 SLIBPREF="cyg"
1814 SLIBSUF=".dll"
1815 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1816 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1817 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1818 objformat="win32"
bc574408 1819 enable dos_paths
1894e741 1820 check_cflags -fno-common
7483e694 1821 ;;
4f365f37 1822 *-dos|freedos|opendos)
fdf11906 1823 disable ffplay ffserver
4f365f37
MK
1824 disable $INDEV_LIST $OUTDEV_LIST
1825 network_extralibs="-lsocket"
ff1c015d 1826 objformat="coff"
bc574408 1827 enable dos_paths
4f365f37 1828 ;;
7483e694 1829 linux)
7483e694
DB
1830 enable dv1394
1831 ;;
1832 irix*)
4f854758 1833 target_os=irix
7483e694
DB
1834 ranlib="echo ignoring ranlib"
1835 ;;
d22e8442 1836 os/2*)
d22e8442
DY
1837 strip="lxlite"
1838 ln_s="cp -f"
d22e8442 1839 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1840 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1841 FFSERVERLDFLAGS=""
287d3b13 1842 LIBSUF="_s.a"
d22e8442
DY
1843 SLIBPREF=""
1844 SLIBSUF=".dll"
1845 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1846 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1847 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1848 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1849 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1850 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1851 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1852 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1853 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1854 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1855 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1856 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1857 enable dos_paths
d22e8442 1858 ;;
83993c1c
AM
1859 gnu/kfreebsd)
1860 ;;
34e82167 1861 gnu)
34e82167 1862 ;;
d22e8442 1863
7483e694 1864 *)
4f924f9a 1865 die "Unknown OS '$target_os'."
7483e694
DB
1866 ;;
1867esac
1868
c9d19248
MR
1869set_default $PATHS_LIST
1870
c597172e 1871add_extralibs $osextralibs
de6d9b64 1872
28d8e661
DB
1873# Combine FFLDFLAGS and the LDFLAGS environment variable.
1874LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1875
320d060a 1876# we need to build at least one lib type
93b3c083 1877if ! enabled_any static shared; then
320d060a
DB
1878 cat <<EOF
1879At least one library type must be built.
1880Specify --enable-static to build the static libraries or --enable-shared to
1881build the shared libraries as well. To only build the shared libraries specify
1882--disable-static in addition to --enable-shared.
1883EOF
1884 exit 1;
1885fi
1886
abc4e572 1887disabled static && LIBNAME=""
2a320695 1888
a2234ceb
RP
1889if enabled_any libfaad libfaadbin ; then
1890 if check_header faad.h; then
295b8c70 1891 check_cc <<EOF
a2234ceb
RP
1892#include <faad.h>
1893#ifndef FAAD2_VERSION
1894ok faad1
1895#endif
db817cf3 1896int main(void) { return 0; }
a2234ceb
RP
1897EOF
1898 test $? = 0 && enable libfaad2
1899 else
ff3dac65 1900 die "FAAD test failed."
a2234ceb
RP
1901 fi
1902fi
1903
1904
2184c6f7 1905die_license_disabled() {
4c27207c 1906 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1907}
1908
1909die_license_disabled gpl libfaad2
1910die_license_disabled gpl libx264
1911die_license_disabled gpl libxvid
1912die_license_disabled gpl postproc
1913die_license_disabled gpl x11grab
1914
2f7ae63b 1915die_license_disabled nonfree libfaac
b2e3c528 1916
0b175caa
DB
1917die_license_disabled version3 libopencore_amrnb
1918die_license_disabled version3 libopencore_amrwb
1919
9cad0e4e 1920enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1921
9eeed841 1922check_deps $ARCH_EXT_LIST
0f3cb305 1923
cf9d24ad 1924#Darwin CC versions
4f854758 1925if test $target_os = darwin; then
629687f6 1926 if enabled xlc; then
0f010b2f 1927 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1928 else
0f010b2f
DB
1929 add_cflags -pipe
1930 check_cflags -force_cpusubtype_ALL
1931 check_cflags -Wno-sign-compare
f946a9a4 1932 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1933 fi
2a1a6b64
MN
1934fi
1935
40617a6d 1936disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1937
b4d96ba2
MR
1938check_cc <<EOF || die "Symbol mangling check failed."
1939int ff_extern;
1940EOF
2f05d9c1 1941sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1942extern_prefix=${sym%%ff_extern*}
1943
f65883c8
MR
1944check_cc <<EOF && enable inline_asm
1945void foo(void) { __asm__ volatile ("" ::); }
1946EOF
61d251db 1947
9eeed841 1948if enabled x86; then
44965991
PI
1949 # check whether EBP is available on x86
1950 # As 'i' is stored on the stack, this program will crash
1951 # if the base pointer is used to access it because the
1952 # base pointer is cleared in the inline assembly code.
7dfef245 1953 check_exec_crash <<EOF && enable ebp_available
44965991 1954 volatile int i=0;
be449fca 1955 __asm__ volatile (
44965991
PI
1956 "xorl %%ebp, %%ebp"
1957 ::: "%ebp");
1958 return i;
44965991
PI
1959EOF
1960
1961 # check wether EBX is available on x86
940f335a 1962 check_asm ebx_available '"":::"%ebx"'
8e380710 1963
d3a4b4e0
DB
1964 # check whether more than 10 operands are supported
1965 check_cc <<EOF && enable ten_operands
1966int main(void) {
1967 int x=0;
1968 __asm__ volatile(
1969 ""
1970 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1971 );
1972 return 0;
1973}
1974EOF
1975
d7f0920b 1976 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1977 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1978 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1979
1980 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1981
d52481b9 1982 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1983 enabled x86_64 && append YASMFLAGS "-m amd64"
1984 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1985 case "$objformat" in
1986 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1987 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1988 *) append YASMFLAGS "-DPREFIX" ;;
1989 esac
7595a5e4 1990 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1991fi
1992
87ea51e0
LB
1993# check for assembler specific support
1994
85dd97ad
MR
1995enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1996
5b6c2cbd 1997enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1998enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1999enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 2000
57bd82d4
MR
2001# check for SIMD availability
2002
115329f1 2003# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 2004if enabled altivec; then
3ed1a2ee
DB
2005 check_cflags -maltivec -mabi=altivec &&
2006 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 2007 check_cflags -faltivec
b6e52719 2008
0182fee8 2009 # check if our compiler supports Motorola AltiVec C API
497237c7 2010 check_cc <<EOF || disable altivec
dcd479c0 2011$inc_altivec_h
a9a07762
MN
2012int main(void) {
2013 vector signed int v1, v2, v3;
2014 v1 = vec_add(v2,v3);
2015 return 0;
2016}
2017EOF
b006b26c
DB
2018
2019 # check if our compiler supports braces for vector declarations
80a61f08 2020 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2021$inc_altivec_h
80a61f08 2022int main (void) { (vector int) {1}; return 0; }
b006b26c 2023EOF
a9a07762 2024fi
ab6c65f6 2025
b4e806b2 2026# We have to check if pld is a nop and disable it.
a2fc0f6a 2027enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2028enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2029enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2030enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2031enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2032enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2033enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2034enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2035enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2036
0f010b2f 2037enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2038
57bd82d4
MR
2039# ---
2040# big/little-endian test
9eebe687
MR
2041check_cc <<EOF || die "endian test failed"
2042unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2043EOF
d04d9e16 2044od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2045
a3999908 2046# ---
3d204385
NK
2047# check availability of some header files
2048
a98bb16d
RP
2049if check_func dlopen; then
2050 ldl=
2051elif check_func dlopen -ldl; then
2052 ldl=-ldl
8bf5d58f
MN
2053fi
2054
75ecf149
DB
2055# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2056check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2057
7483e694
DB
2058check_func fork
2059check_func gethrtime
2060check_func getrusage
094c09bb 2061check_func inet_aton $network_extralibs
7483e694
DB
2062check_func memalign
2063check_func mkstemp
1f91cdce 2064check_func posix_memalign
b507ebd1 2065check_func_headers io.h setmode
e4673692 2066check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2067check_func_headers windows.h GetProcessTimes
7c5bfe7a 2068check_func_headers windows.h VirtualAlloc
6ffa87d3 2069
e16e49ac 2070check_header conio.h
a98bb16d
RP
2071check_header dlfcn.h
2072check_header malloc.h
bf6ce82d 2073check_header poll.h
b58412f1 2074check_header sys/mman.h
b091aa44 2075check_header sys/resource.h
bf6ce82d 2076check_header sys/select.h
a98bb16d 2077check_header termios.h
272081b0
CEH
2078check_header vdpau/vdpau.h
2079check_header vdpau/vdpau_x11.h
68178ca9 2080check_header X11/extensions/XvMClib.h
a98bb16d 2081
89e053f8
MR
2082if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2083 enabled_any $need_memalign ; then
1f91cdce 2084 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2085fi
e16e49ac 2086
a4fa192c 2087disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2088disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2089
2090# check for some common methods of building with pthread support
2091# do this before the optional library checks as some of them require pthreads
2092if enabled pthreads; then
9e7fd101
MR
2093 if check_func pthread_create; then
2094 :
2095 elif check_func pthread_create -pthread; then
2096 add_cflags -pthread
afc9aee2 2097 add_extralibs -pthread
9e7fd101
MR
2098 elif check_func pthread_create -pthreads; then
2099 add_cflags -pthreads
afc9aee2 2100 add_extralibs -pthreads
8d94f606
GT
2101 elif check_func pthread_create -lpthreadGC2; then
2102 add_extralibs -lpthreadGC2
9e7fd101
MR
2103 elif ! check_lib pthread.h pthread_create -lpthread; then
2104 die "ERROR: can't find pthreads library"
2105 fi
57bd82d4
MR
2106fi
2107
8eee7025 2108for thread in $THREADS_LIST; do
e5f94c2b 2109 if enabled $thread; then
3ae3b721
RP
2110 test -n "$thread_type" &&
2111 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2112 thread_type="$thread"
e5f94c2b
RP
2113 fi
2114done
2115
fdf88598 2116check_lib math.h sin -lm
ff418735 2117check_lib va/va.h vaInitialize -lva
fdf88598 2118
ad420e25
MR
2119check_func llrint
2120check_func log2
2121check_func lrint
2122check_func lrintf
2123check_func round
2124check_func roundf
2125check_func truncf
f32adb22 2126
57bd82d4 2127# these are off by default, so fail if requested and not available
79fda097 2128enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2129enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2130 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2131 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2132enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2133enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2134enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2135enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2136enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2137enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2138enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2139enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2140enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2141 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2142enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2143enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2144enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2145enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2146 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2147 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2148enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2149enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2150
0b4a1821
AS
2151# libdc1394 check
2152if enabled libdc1394; then
2153 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2154 enable libdc1394_2; } ||
2155 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2156 enable libdc1394_1; } ||
2157 die "ERROR: No version of libdc1394 found "
2158fi
2159
2160
c13e1abd
FH
2161_restrict=
2162for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2163 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2164void foo(char * $restrict_keyword p);
2165EOF
c13e1abd
FH
2166done
2167
a86b921c 2168##########################################
29799f8b 2169# SDL check
a86b921c 2170
497237c7
RP
2171disable sdl_too_old
2172disable sdl
6a1a892f 2173SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2174if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2175 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2176 temp_cflags $sdl_cflags
5e622c40 2177 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2178 if check_lib2 SDL.h SDL_Init; then
5e622c40 2179 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2180 if test "$_sdlversion" -lt 121 ; then
497237c7 2181 enable sdl_too_old
dcd479c0 2182 else
497237c7 2183 enable sdl
225e21ef 2184 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2185#include <SDL.h>
d6773f56 2186int main(int argc, char **argv){
29f3b38a
MR
2187 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2188 int w = vi->current_w;
2189 return 0;
2190}
2191EOF
dcd479c0
MR
2192 fi
2193 fi
29f3b38a 2194 restore_flags
c3f6b472 2195fi
57bd82d4 2196
2270b4b2 2197texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2198
7a91333f 2199##########################################
73b46a95
RP
2200# Network check
2201
2202if enabled network; then
96000432 2203 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2204 # Prefer arpa/inet.h over winsock2
2205 if check_header arpa/inet.h ; then
2206 check_func closesocket
2207 elif check_header winsock2.h ; then
f4c13872
MS
2208 check_func_headers winsock2.h closesocket -lws2 && \
2209 network_extralibs="-lws2" || \
2210 { check_func_headers winsock2.h closesocket -lws2_32 && \
2211 network_extralibs="-lws2_32"; }
72be9e73 2212 check_type ws2tcpip.h socklen_t
28c9f069
MK
2213 else
2214 disable network
73b46a95
RP
2215 fi
2216fi
2217
2218##########################################
29799f8b 2219# IPv6 check
7a91333f 2220
497237c7 2221enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2222#include <sys/types.h>
2223#include <sys/socket.h>
2224#include <netinet/in.h>
2225#include <netdb.h>
db817cf3 2226int main(void) {
7483e694
DB
2227 struct sockaddr_storage saddr;
2228 struct ipv6_mreq mreq6;
2229 getaddrinfo(0,0,0,0);
2230 getnameinfo(0,0,0,0,0,0,0);
2231 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2232}
2233EOF
2234
06e31011
RP
2235check_header linux/videodev.h
2236check_header linux/videodev2.h
1b6e8b73 2237check_header sys/videoio.h
47f38850 2238
2446d3d6 2239check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2240
f8aa696f 2241# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2242{ check_header dev/bktr/ioctl_meteor.h &&
2243 check_header dev/bktr/ioctl_bt848.h; } ||
2244{ check_header machine/ioctl_meteor.h &&
2245 check_header machine/ioctl_bt848.h; } ||
2246{ check_header dev/video/meteor/ioctl_meteor.h &&
2247 check_header dev/video/bktr/ioctl_bt848.h; } ||
2248check_header dev/ic/bt8xx.h
f8aa696f 2249
c7682de0
RP
2250check_header sys/soundcard.h
2251check_header soundcard.h
deb29777 2252
c2b3565e 2253enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2254
30b1fff6 2255enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2256
7483e694 2257# deal with the X11 frame grabber
56a059ac 2258enabled x11grab &&
f58f4ce1
GP
2259check_header X11/Xlib.h &&
2260check_header X11/extensions/XShm.h &&
2261check_func XOpenDisplay -lX11 &&
06eab4ba 2262check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2263
40bcf4c7 2264enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2265
2266# add some useful compiler flags if supported
2267check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2268check_cflags -Wall
2269check_cflags -Wno-switch
c07bd6a9
MN
2270check_cflags -Wdisabled-optimization
2271check_cflags -Wpointer-arith
2272check_cflags -Wredundant-decls
cc1fb623 2273check_cflags -Wno-pointer-sign
f4929996 2274check_cflags -Wcast-qual
9aceb3cf 2275check_cflags -Wwrite-strings
652a5bf6 2276check_cflags -Wtype-limits
764551c6 2277check_cflags -Wundef
5af4e0cc 2278enabled extra_warnings && check_cflags -Winline
cf9d24ad 2279
57bd82d4 2280# add some linker flags
5c0e9479 2281check_ldflags -Wl,--warn-common
8351d2ba
DB
2282check_ldflags -Wl,--as-needed
2283check_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 2284check_ldflags -Wl,-Bsymbolic
94a3401e 2285
bd2216e4
MR
2286if enabled small; then
2287 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2288 optimizations="small"
2289elif enabled optimizations; then
629687f6 2290 if enabled xlc; then
0f010b2f
DB
2291 add_cflags -O5
2292 add_ldflags -O5
df442a8d
MR
2293 elif enabled ccc; then
2294 add_cflags -fast
cf9d24ad 2295 else
0f010b2f 2296 add_cflags -O3
cf9d24ad 2297 fi
cddf3f45 2298fi
11fdbc44 2299check_cflags -fno-math-errno
b2eb2ff0 2300check_cflags -fno-signed-zeros
cddf3f45 2301
504a64b9 2302# add some flags for Intel C Compiler
629687f6 2303if enabled icc; then
b1598b58
MR
2304 # Just warnings, no remarks
2305 check_cflags -w1
2306 # -wd: Disable following warnings
2307 # 144, 167, 556: -Wno-pointer-sign
2308 # 10006: ignoring unknown option -fno-signed-zeros
2309 # 10156: ignoring option '-W'; no argument required
2310 check_cflags -wd144,167,556,10006,10156
2311 # 11030: Warning unknown option --as-needed
2312 # 10156: ignoring option '-export'; no argument required
2313 check_ldflags -wd10156,11030
2314 # Allow to compile with optimizations
2315 check_ldflags -march=$cpu
be2cf98a
CEH
2316 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2317 enable ebp_available
df442a8d
MR
2318elif enabled ccc; then
2319 # disable some annoying warnings
2320 add_cflags -msg_disable cvtu32to64
2321 add_cflags -msg_disable embedcomment
2322 add_cflags -msg_disable needconstext
2323 add_cflags -msg_disable nomainieee
2324 add_cflags -msg_disable ptrmismatch1
2325 add_cflags -msg_disable unreachcode
973859f5
MR
2326elif enabled gcc; then
2327 check_cflags -fno-tree-vectorize
504a64b9
CEH
2328fi
2329
80581e98 2330# PIC flags for shared library objects where they are needed
5af4e0cc 2331if enabled shared; then
569cb218
MR
2332 # LIBOBJFLAGS may have already been set in the OS configuration
2333 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2334 case "${subarch-$arch}" in
b6bd7268 2335 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2336 esac
2337 fi
80581e98
MN
2338fi
2339
90be59ef 2340if enabled gprof; then
0f010b2f
DB
2341 add_cflags -p
2342 add_ldflags -p
1db54e20
DB
2343fi
2344
7f3c02fc 2345# Find out if the .align argument is a power of two or not.
9377b6ce 2346check_asm asmalign_pot '".align 3"'
4454dc1b 2347
7483e694
DB
2348enabled_any $DECODER_LIST && enable decoders
2349enabled_any $ENCODER_LIST && enable encoders
5666fd73 2350enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2351enabled_any $BSF_LIST && enable bsfs
2352enabled_any $DEMUXER_LIST && enable demuxers
2353enabled_any $MUXER_LIST && enable muxers
f7679c54 2354enabled_any $FILTER_LIST && enable filters
7483e694
DB
2355enabled_any $INDEV_LIST && enable demuxers
2356enabled_any $OUTDEV_LIST && enable muxers
2357enabled_any $PROTOCOL_LIST && enable protocols
2358
2359enabled_any $THREADS_LIST && enable threads
2360
2361check_deps $CONFIG_LIST \
b6bb00b0 2362 $CONFIG_EXTRA \
7483e694
DB
2363 $HAVE_LIST \
2364 $DECODER_LIST \
2365 $ENCODER_LIST \
5666fd73 2366 $HWACCEL_LIST \
7483e694
DB
2367 $PARSER_LIST \
2368 $BSF_LIST \
2369 $DEMUXER_LIST \
2370 $MUXER_LIST \
f7679c54 2371 $FILTER_LIST \
7483e694
DB
2372 $INDEV_LIST \
2373 $OUTDEV_LIST \
2374 $PROTOCOL_LIST \
f70f03f6 2375
3e89171a 2376echo "install prefix $prefix"
f36958f8
DB
2377echo "source path $source_path"
2378echo "C compiler $cc"
bfd5afd8 2379echo ".align is power-of-two $asmalign_pot"
f36958f8 2380echo "ARCH $arch ($cpu)"
ce8871c2
MR
2381if test "$build_suffix" != ""; then
2382 echo "build suffix $build_suffix"
eb94aca9 2383fi
ac63af34
DB
2384if test "$extra_version" != ""; then
2385 echo "version string suffix $extra_version"
2386fi
0db2ce77 2387echo "big-endian ${bigendian-no}"
e90f5b5a 2388echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2389if enabled x86; then
af44e8e4 2390 echo "yasm ${yasm-no}"
0db2ce77 2391 echo "MMX enabled ${mmx-no}"
30e98e62 2392 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2393 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2394 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2395 echo "SSE enabled ${sse-no}"
30e98e62 2396 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2397 echo "CMOV enabled ${cmov-no}"
2398 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2399 echo "EBX available ${ebx_available-no}"
2400 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2401 echo "10 operands supported ${ten_operands-no}"
e41e8342 2402fi
5b6c2cbd 2403if enabled arm; then
0db2ce77
MR
2404 echo "ARMv5TE enabled ${armv5te-no}"
2405 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2406 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2407 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2408 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2409 echo "NEON enabled ${neon-no}"
eba9ae3c 2410fi
5b6c2cbd 2411if enabled mips; then
0db2ce77 2412 echo "MMI enabled ${mmi-no}"
e41e8342 2413fi
5b6c2cbd 2414if enabled ppc; then
0db2ce77 2415 echo "AltiVec enabled ${altivec-no}"
30e98e62 2416 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2417 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2418 echo "performance report ${powerpc_perf-no}"
2419fi
2420if enabled sparc; then
2421 echo "VIS enabled ${vis-no}"
e41e8342 2422fi
0db2ce77
MR
2423echo "gprof enabled ${gprof-no}"
2424echo "debug symbols ${debug-no}"
87a0fb62 2425echo "strip symbols ${stripping-no}"
8400d6b8 2426echo "optimizations ${optimizations-no}"
0db2ce77
MR
2427echo "static ${static-no}"
2428echo "shared ${shared-no}"
4a24ab64 2429echo "postprocessing support ${postproc-no}"
f7679c54 2430echo "new filter support ${avfilter-no}"
81124ba0 2431echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2432echo "network support ${network-no}"
90be59ef 2433if enabled network; then
0db2ce77 2434 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2435fi
0db2ce77
MR
2436echo "threading support ${thread_type-no}"
2437echo "SDL support ${sdl-no}"
90be59ef 2438if enabled sdl_too_old; then
bfd5afd8
DB
2439 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2440fi
0db2ce77
MR
2441echo "Sun medialib support ${mlib-no}"
2442echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2443echo "libdc1394 support ${libdc1394-no}"
690bfceb 2444echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2445echo "libfaac enabled ${libfaac-no}"
2446echo "libfaad enabled ${libfaad-no}"
7e0871a7 2447echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2448echo "libgsm enabled ${libgsm-no}"
2449echo "libmp3lame enabled ${libmp3lame-no}"
2450echo "libnut enabled ${libnut-no}"
0b175caa
DB
2451echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2452echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2453echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2454echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2455echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2456echo "libtheora enabled ${libtheora-no}"
2457echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2458echo "libx264 enabled ${libx264-no}"
2459echo "libxvid enabled ${libxvid-no}"
0db2ce77 2460echo "zlib enabled ${zlib-no}"
f402916e 2461echo "bzlib enabled ${bzlib-no}"
2c62e737 2462echo
de6d9b64 2463
5666fd73 2464for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2465 echo "Enabled ${type}s:"
f65c9da1 2466 eval list=\$$(toupper $type)_LIST
8138b9db 2467 for part in $list; do
f65c9da1
MR
2468 enabled $part && echo ${part%_*}
2469 done | sort | pr -3 -t
2470 echo
8138b9db
RP
2471done
2472
ba7a7039 2473license="LGPL version 2.1 or later"
ba321adb 2474if enabled nonfree; then
ba7a7039 2475 license="nonfree and unredistributable"
9cad0e4e
DB
2476elif enabled gplv3; then
2477 license="GPL version 3 or later"
2478elif enabled lgplv3; then
2479 license="LGPL version 3 or later"
ba321adb 2480elif enabled gpl; then
ba7a7039 2481 license="GPL version 2 or later"
ba321adb
JK
2482fi
2483
2484echo "License: $license"
ca5323af 2485
cf1392e9
DB
2486echo "Creating config.mak and config.h..."
2487
29799f8b
DB
2488echo "# Automatically generated by configure - do not modify!" > config.mak
2489echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2490echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2491echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2492echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2493echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2494
8c6d2da5
MR
2495echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2496echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2497
d921f03f 2498echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2499echo "prefix=$prefix" >> config.mak
22a324da
DB
2500echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2501echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2502echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2503echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2504echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2505echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2506echo "SRC_PATH=\"$source_path\"" >> config.mak
2507echo "SRC_PATH_BARE=$source_path" >> config.mak
2508echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2509echo "CC=$cc" >> config.mak
313c46a6 2510echo "AS=$as" >> config.mak
684b28e0 2511echo "LD=$ld" >> config.mak
50567afa 2512echo "DEPCC=$dep_cc" >> config.mak
304d586d 2513echo "YASM=$yasmexe" >> config.mak
980fc7b8 2514echo "AR=$ar" >> config.mak
be7109c1 2515echo "RANLIB=$ranlib" >> config.mak
20369773 2516echo "LN_S=$ln_s" >> config.mak
87a0fb62 2517enabled stripping &&
3ae3b721 2518 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2519 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2520
ce40e347 2521echo "CPPFLAGS=$CPPFLAGS" >> config.mak
3198f618 2522echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2523echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2524echo "CC_O=$CC_O" >> config.mak
0f3cb305 2525echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2526echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2527echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2528echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2529echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2530echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2531echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2532echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2533echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2534echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2535echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2536echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2537echo "SLIBSUF=$SLIBSUF" >> config.mak
2538echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2539echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2540echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
d8059267 2541echo "DEPFLAGS=$DEPFLAGS" >> config.mak
9da6609f
MR
2542echo "HOSTCC=$host_cc" >> config.mak
2543echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2544echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2545echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2546echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2547echo "TARGET_EXEC=$target_exec" >> config.mak
2548echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2549
90be59ef 2550if enabled bigendian; then
7483e694
DB
2551 echo "WORDS_BIGENDIAN=yes" >> config.mak
2552 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2553fi
44161118 2554
90be59ef 2555if enabled sdl; then
5e622c40
DB
2556 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2557 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2558fi
90be59ef 2559if enabled texi2html; then
7483e694 2560 echo "BUILD_DOC=yes" >> config.mak
146ea952 2561fi
5a872801 2562
719c8e00
MR
2563get_version(){
2564 name=$1
2565 file=$source_path/$2
147e7692
MR
2566 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2567 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2568 lcname=$(tolower $name)
2569 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2570 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2571}
2572
147e7692
MR
2573get_version LIBSWSCALE libswscale/swscale.h
2574get_version LIBPOSTPROC libpostproc/postprocess.h
2575get_version LIBAVCODEC libavcodec/avcodec.h
2576get_version LIBAVDEVICE libavdevice/avdevice.h
2577get_version LIBAVFORMAT libavformat/avformat.h
2578get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2579get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2580
5af4e0cc 2581if enabled shared; then
7483e694
DB
2582 echo "BUILD_SHARED=yes" >> config.mak
2583 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2584 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2585 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2586 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2587 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2588 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2589 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2590 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2591 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2592fi
d7e27559 2593echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2594echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2595
7b5e8a27
DB
2596echo "ARCH=$arch" >> config.mak
2597
3d907e22
MR
2598print_config ARCH_ $TMPH config.mak $ARCH_LIST
2599print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2600print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2601 $CONFIG_EXTRA \
7483e694
DB
2602 $DECODER_LIST \
2603 $ENCODER_LIST \
5666fd73 2604 $HWACCEL_LIST \
7483e694
DB
2605 $PARSER_LIST \
2606 $BSF_LIST \
2607 $DEMUXER_LIST \
2608 $MUXER_LIST \
f7679c54 2609 $FILTER_LIST \
7483e694
DB
2610 $PROTOCOL_LIST \
2611 $INDEV_LIST \
2612 $OUTDEV_LIST \
8ac17293 2613
c13e1abd
FH
2614echo "#define restrict $_restrict" >> $TMPH
2615
bd2216e4 2616if enabled small; then
7483e694 2617 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2618fi
2619
0f3cb305 2620
8156056e 2621# Apparently it's not possible to portably echo a backslash.
3ae3b721 2622enabled asmalign_pot &&
7483e694 2623 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2624 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2625
b4d96ba2 2626echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2627
9c05103f 2628echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2629echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2630
b7860763 2631# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2632cmp -s $TMPH config.h &&
2633 echo "config.h is unchanged" ||
2634 mv -f $TMPH config.h
3d204385 2635
165af439 2636# build tree in object directory if source path is different from current one
90be59ef 2637if enabled source_path_used; then
165af439 2638 DIRS="\
7483e694
DB
2639 doc \
2640 libavcodec \
2641 libavcodec/alpha \
a2fc0f6a 2642 libavcodec/arm \
7483e694 2643 libavcodec/bfin \
7483e694
DB
2644 libavcodec/mlib \
2645 libavcodec/ppc \
2646 libavcodec/sh4 \
2647 libavcodec/sparc \
a6493a8f 2648 libavcodec/x86 \
52a9cf34 2649 libavdevice \
f7679c54 2650 libavfilter \
7483e694
DB
2651 libavformat \
2652 libavutil \
2653 libpostproc \
2654 libswscale \
b2cfd7e3
RP
2655 libswscale/bfin \
2656 libswscale/mlib \
2657 libswscale/ppc \
2658 libswscale/sparc \
2659 libswscale/x86 \
7483e694
DB
2660 tests \
2661 tools \
7483e694 2662 "
165af439 2663 FILES="\
7483e694
DB
2664 Makefile \
2665 common.mak \
71c61f62 2666 subdir.mak \
7483e694
DB
2667 doc/texi2pod.pl \
2668 libavcodec/Makefile \
52a9cf34 2669 libavdevice/Makefile \
f7679c54 2670 libavfilter/Makefile \
7483e694
DB
2671 libavformat/Makefile \
2672 libavutil/Makefile \
2673 libpostproc/Makefile \
2674 libswscale/Makefile \
2675 "
165af439 2676 for dir in $DIRS ; do
7483e694 2677 mkdir -p $dir
165af439
MR
2678 done
2679 for f in $FILES ; do
20369773 2680 $ln_s "$source_path/$f" $f
165af439
MR
2681 done
2682fi
def4272a 2683
def4272a 2684
d0674868 2685# build pkg-config files
def4272a 2686
d0674868
DB
2687pkgconfig_generate(){
2688name=$1
b0dfd108 2689shortname=${name#lib}${build_suffix}
d0674868
DB
2690comment=$2
2691version=$3
2692libs=$4
2693requires=$5
25cd5cb3 2694cat <<EOF > $name/$name.pc
3e89171a 2695prefix=$prefix
a94e666c 2696exec_prefix=\${prefix}
f2b7382c 2697libdir=$libdir
7622778e 2698includedir=$incdir
def4272a 2699
d0674868
DB
2700Name: $name
2701Description: $comment
2702Version: $version
5dcfe9f8
AH
2703Requires: $(disabled shared && echo $requires)
2704Requires.private: $(enabled shared && echo $requires)
def4272a 2705Conflicts:
12701f6e
AH
2706Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2707Libs.private: $(enabled shared && echo $libs)
76a448ed 2708Cflags: -I\${includedir}
def4272a 2709EOF
25cd5cb3 2710cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2711prefix=
2712exec_prefix=
46d1ff83 2713libdir=\${pcfiledir}
1d44d365 2714includedir=${source_path}
def4272a 2715
d0674868
DB
2716Name: $name
2717Description: $comment
2718Version: $version
2719Requires: $requires
def4272a 2720Conflicts:
12701f6e 2721Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2722Cflags: -I\${includedir}
2723EOF
d0674868 2724}
def4272a 2725
e426941d 2726pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2727pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2728pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2729pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2730enabled avfilter &&
46983309 2731 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2732enabled postproc &&
e426941d 2733 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2734pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"