Add flags from --extra-cflags after compiler detection
[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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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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."
c21d6325
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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
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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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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
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328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
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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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352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
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356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
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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#!}" $op "xyes"
44161118
MR
378}
379
37970ebf 380disabled(){
3250003c
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381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
383}
384
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385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
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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 $opt && return 0
406 done
f7b230a7 407 return 1
85bca2c5
DB
408}
409
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410set_default(){
411 for opt; do
88268e94 412 eval : \${$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 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
dcd479c0
MR
478 SAVE_CFLAGS="$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 $*\""
513}
514
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515add_cppflags(){
516 append CPPFLAGS "$@"
517}
518
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519add_cflags(){
520 append CFLAGS "$@"
521}
522
523add_ldflags(){
524 append LDFLAGS "$@"
525}
526
527add_extralibs(){
528 append extralibs "$@"
529}
530
b0cfb663 531check_cmd(){
b3cb5d51 532 log "$@"
2270b4b2 533 "$@" >> $logfile 2>&1
b0cfb663
MR
534}
535
dcd479c0 536check_cc(){
57bd82d4 537 log check_cc "$@"
2270b4b2 538 cat > $TMPC
720c69da 539 log_file $TMPC
50a334e4 540 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
541}
542
543check_cpp(){
544 log check_cpp "$@"
2270b4b2 545 cat > $TMPC
720c69da 546 log_file $TMPC
50a334e4 547 check_cmd $cc $CPPFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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548}
549
f65883c8
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550check_as(){
551 log check_as "$@"
552 cat > $TMPC
553 log_file $TMPC
50a334e4 554 check_cmd $as $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
555}
556
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557check_asm(){
558 log check_asm "$@"
559 name="$1"
560 asm="$2"
561 shift 2
f65883c8 562 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 563void foo(void){ __asm__ volatile($asm); }
940f335a
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564EOF
565}
566
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567check_yasm(){
568 log check_yasm "$@"
569 echo "$1" > $TMPS
570 log_file $TMPS
571 shift 1
572 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
573}
574
dcd479c0 575check_ld(){
57bd82d4 576 log check_ld "$@"
0607887f 577 check_cc || return
3155a644
MR
578 flags=''
579 libs=''
580 for f; do
581 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
582 done
684b28e0 583 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
584}
585
50a334e4
MR
586check_cppflags(){
587 log check_cppflags "$@"
588 check_cc "$@" <<EOF && add_cppflags "$@"
589int x;
590EOF
591}
592
dcd479c0 593check_cflags(){
57bd82d4
MR
594 log check_cflags "$@"
595 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
596int x;
597EOF
598}
599
600check_ldflags(){
57bd82d4
MR
601 log check_ldflags "$@"
602 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 603int main(void){ return 0; }
dcd479c0
MR
604EOF
605}
606
607check_header(){
57bd82d4 608 log check_header "$@"
dcd479c0
MR
609 header=$1
610 shift
b77df637
MR
611 disable_safe $header
612 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
613#include <$header>
614int x;
615EOF
616}
617
618check_func(){
57bd82d4 619 log check_func "$@"
dcd479c0
MR
620 func=$1
621 shift
d8bc5f06
MR
622 disable $func
623 check_ld "$@" <<EOF && enable $func
dcd479c0 624extern int $func();
c23a0ac8 625int main(void){ $func(); }
dcd479c0
MR
626EOF
627}
628
2446d3d6
DB
629check_func_headers(){
630 log check_func_headers "$@"
f8d7b072
MR
631 headers=$1
632 func=$2
633 shift 2
634 disable $func
635 incs=""
636 for hdr in $headers; do
637 incs="$incs
638#include <$hdr>"
639 done
cd0d9a9d 640 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 641$incs
d6773f56 642int main(int argc, char **argv){
f8d7b072
MR
643 (void) $func;
644 return 0;
645}
646EOF
647}
648
a5344cf7
SS
649check_cpp_condition(){
650 log check_cpp_condition "$@"
651 header=$1
652 condition=$2
653 check_cpp <<EOF
654#include <$header>
655#if !($condition)
656#error "unsatisfied condition: $condition"
657#endif
658EOF
659}
660
57bd82d4
MR
661check_lib(){
662 log check_lib "$@"
663 header="$1"
664 func="$2"
665 shift 2
fcfcde17
MR
666 temp_extralibs "$@"
667 check_header $header && check_func $func && add_extralibs "$@"
668 err=$?
669 restore_flags
670 return $err
57bd82d4
MR
671}
672
f8d7b072
MR
673check_lib2(){
674 log check_lib2 "$@"
675 headers="$1"
676 func="$2"
677 shift 2
678 temp_extralibs "$@"
2446d3d6 679 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
680 err=$?
681 restore_flags
682 return $err
683}
684
dcd479c0 685check_exec(){
2270b4b2 686 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
687}
688
7dfef245 689check_exec_crash(){
5e622c40 690 code=$(cat)
7dfef245
MR
691
692 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
693 # are safe but may not be available everywhere. Thus we use
694 # raise(SIGTERM) instead. The check is run in a subshell so we
695 # can redirect the "Terminated" message from the shell. SIGBUS
696 # is not defined by standard C so it is used conditionally.
697
2270b4b2 698 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
699#include <signal.h>
700static void sighandler(int sig){
701 raise(SIGTERM);
702}
e5af4a11 703int main(void){
7dfef245
MR
704 signal(SIGILL, sighandler);
705 signal(SIGFPE, sighandler);
706 signal(SIGSEGV, sighandler);
707#ifdef SIGBUS
708 signal(SIGBUS, sighandler);
709#endif
710 { $code }
711}
712EOF
713}
714
72be9e73
DY
715check_type(){
716 log check_type "$@"
717 headers=$1
718 type=$2
719 shift 2
720 disable $type
721 incs=""
722 for hdr in $headers; do
723 incs="$incs
724#include <$hdr>"
725 done
726 check_cc "$@" <<EOF && enable $type
727$incs
728$type v;
729EOF
730}
731
57bd82d4
MR
732require(){
733 name="$1"
734 header="$2"
735 func="$3"
736 shift 3
737 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
738}
739
f8d7b072
MR
740require2(){
741 name="$1"
742 headers="$2"
743 func="$3"
744 shift 3
745 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
746}
747
eea50282
MR
748check_foo_config(){
749 cfg=$1
750 pkg=$2
751 header=$3
752 func=$4
753 shift 4
754 disable $cfg
755 check_cmd ${pkg}-config --version
756 err=$?
757 if test "$err" = 0; then
5e622c40
DB
758 temp_cflags $(${pkg}-config --cflags)
759 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
760 check_lib "$@" $header $func && enable $cfg
761 fi
762 return $err
763}
764
c505dd31
MR
765apply(){
766 file=$1
767 shift
768 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
769}
770
dcd61286
DB
771# CONFIG_LIST contains configurable options, while HAVE_LIST is for
772# system-dependent things.
773
4a0d6686
AJ
774COMPONENT_LIST="
775 bsfs
776 decoders
777 demuxers
778 encoders
3cde40aa 779 filters
5666fd73 780 hwaccels
c552605c 781 indevs
4a0d6686 782 muxers
c552605c 783 outdevs
4a0d6686
AJ
784 parsers
785 protocols
786"
787
788CONFIG_LIST="
789 $COMPONENT_LIST
e8ed9b7a 790 aandct
f7679c54
VS
791 avfilter
792 avfilter_lavf
c88f5d72
MR
793 avisynth
794 beos_netserver
f402916e 795 bzlib
27a9466b 796 fastdiv
c88f5d72
MR
797 ffmpeg
798 ffplay
799 ffserver
1848f7d9 800 fft
4f034993 801 golomb
c88f5d72 802 gpl
ecfc4f44 803 gprof
d8d0d0b2 804 gray
3abe5fbd 805 hardcoded_tables
c88f5d72 806 ipv6
f7b8bffe 807 libdc1394
690bfceb 808 libdirac
2eed5a46
DB
809 libfaac
810 libfaad
811 libfaadbin
c88f5d72 812 libgsm
6ebe07fb 813 libmp3lame
c88f5d72 814 libnut
0b175caa
DB
815 libopencore_amrnb
816 libopencore_amrwb
9a77d59a 817 libopenjpeg
f7cd9eed 818 libschroedinger
ae14f311 819 libspeex
150d2772 820 libtheora
c88f5d72 821 libvorbis
1cc60c47
DB
822 libx264
823 libxvid
47a158cb 824 mdct
c88f5d72 825 memalign_hack
a8150374 826 mlib
c88f5d72
MR
827 mpegaudio_hp
828 network
3fe142e2 829 nonfree
4a24ab64 830 postproc
2b4c3615 831 powerpc_perf
68602540 832 rdft
e90f5b5a 833 runtime_cpudetect
2e35e684 834 shared
bd2216e4 835 small
2e35e684 836 static
a9ddb5b1 837 swscale_alpha
17492d5e
DB
838 vaapi
839 vdpau
9cad0e4e 840 version3
56a059ac 841 x11grab
c88f5d72 842 zlib
4a0d6686 843"
c88f5d72 844
8eee7025
DB
845THREADS_LIST='
846 beosthreads
d22e8442 847 os2threads
8eee7025
DB
848 pthreads
849 w32threads
850'
851
3f5b56e5
MR
852ARCH_LIST='
853 alpha
a2fc0f6a 854 arm
3f5b56e5
MR
855 bfin
856 ia64
857 m68k
858 mips
bae3abb0 859 mips64
3f5b56e5 860 parisc
79cb09b2 861 ppc
34d11b87 862 ppc64
3f5b56e5
MR
863 s390
864 sh4
865 sparc
866 sparc64
867 x86
868 x86_32
869 x86_64
870'
871
872ARCH_EXT_LIST='
1ac9331a 873 altivec
3bf96eec 874 amd3dnow
a1ef9f08 875 amd3dnowext
1ac9331a 876 armv5te
edab3048 877 armv6
ab5cb084 878 armv6t2
f55b299a 879 armvfp
3f5b56e5
MR
880 iwmmxt
881 mmi
882 mmx
d7f0920b 883 mmx2
6b18d278 884 neon
799fde37 885 ppc4xx
1bb04d5a 886 sse
9eeed841 887 ssse3
bd9d34a0 888 vis
3f5b56e5
MR
889'
890
891HAVE_LIST="
892 $ARCH_EXT_LIST
893 $THREADS_LIST
35fd8122 894 alsa_asoundlib_h
3f5b56e5 895 altivec_h
c9fdab0d 896 arpa_inet_h
08a85a59 897 bigendian
6bd859d6 898 bswap
ecf97f22 899 closesocket
1ac9331a 900 cmov
e16e49ac 901 conio_h
c88f5d72 902 dcbzl
f8aa696f
DB
903 dev_bktr_ioctl_bt848_h
904 dev_bktr_ioctl_meteor_h
905 dev_ic_bt8xx_h
906 dev_video_meteor_ioctl_meteor_h
907 dev_video_bktr_ioctl_bt848_h
18b67ae5 908 dlfcn_h
c88f5d72 909 dlopen
bc574408 910 dos_paths
245626d0
DB
911 ebp_available
912 ebx_available
c2a29455 913 fast_64bit
7073e9fc 914 fast_cmov
7b829d2a 915 fast_unaligned
9d99cc5a 916 fork
da9e86f8 917 gethrtime
4e68cb8a 918 GetProcessTimes
66be5b45 919 getrusage
2e1913b1 920 inet_aton
61d251db 921 inline_asm
9f5ff83f 922 ldbrx
0b4a1821
AS
923 libdc1394_1
924 libdc1394_2
a33cab3a 925 llrint
291fd18a 926 log2
85dd97ad 927 loongson
a33cab3a 928 lrint
c88f5d72 929 lrintf
e4673692 930 lzo1x_999_compress
f8aa696f
DB
931 machine_ioctl_bt848_h
932 machine_ioctl_meteor_h
c88f5d72
MR
933 malloc_h
934 memalign
6ffa87d3 935 mkstemp
b4e806b2 936 pld
1f91cdce 937 posix_memalign
a33cab3a
MK
938 round
939 roundf
c88f5d72
MR
940 sdl
941 sdl_video_size
b507ebd1 942 setmode
72be9e73 943 socklen_t
deb29777 944 soundcard_h
f8cda19e 945 poll_h
b58412f1 946 sys_mman_h
b091aa44 947 sys_resource_h
81644c2e 948 sys_select_h
deb29777 949 sys_soundcard_h
1b6e8b73 950 sys_videoio_h
d3a4b4e0 951 ten_operands
e16e49ac 952 termios_h
b265431e 953 threads
7b04b8a0 954 truncf
7c5bfe7a 955 VirtualAlloc
6ff3f3e7 956 winsock2_h
cc078b5d 957 xform_asm
304d586d 958 yasm
0cb78cef 959"
44161118 960
b6bb00b0
MR
961# options emitted with CONFIG_ prefix but not available on command line
962CONFIG_EXTRA="
9cad0e4e
DB
963 gplv3
964 lgplv3
b6bb00b0
MR
965"
966
520cc7f1 967CMDLINE_SELECT="
3f5b56e5 968 $ARCH_EXT_LIST
520cc7f1 969 $CONFIG_LIST
8eee7025 970 $THREADS_LIST
db6107b6 971 cross_compile
520cc7f1
MR
972 debug
973 extra_warnings
8c6afa4d 974 logging
d2bbb2f7 975 optimizations
87a0fb62 976 stripping
7595a5e4 977 yasm
520cc7f1 978"
426be5dc
DB
979
980PATHS_LIST='
d156bede 981 bindir
14a8acf1 982 datadir
26759c44
MR
983 incdir
984 libdir
26759c44
MR
985 mandir
986 prefix
987 shlibdir
426be5dc
DB
988'
989
990CMDLINE_SET="
991 $PATHS_LIST
992 arch
313c46a6 993 as
426be5dc
DB
994 build_suffix
995 cc
996 cpu
997 cross_prefix
50567afa 998 dep_cc
7f32f40c 999 extra_cflags
ac63af34 1000 extra_version
9da6609f
MR
1001 host_cc
1002 host_cflags
1003 host_ldflags
1004 host_libs
82bb3329 1005 host_os
684b28e0 1006 ld
426be5dc 1007 logfile
89641463 1008 nm
26759c44 1009 source_path
c5200f17
MR
1010 sysinclude
1011 sysroot
a7ada2ba 1012 target_exec
26759c44 1013 target_os
a7ada2ba 1014 target_path
426be5dc 1015"
520cc7f1 1016
912f3148
DB
1017# code dependency declarations
1018
9eeed841 1019# architecture extensions
79cb09b2 1020altivec_deps="ppc"
3bf96eec 1021amd3dnow_deps="mmx"
a1ef9f08 1022amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1023armv5te_deps="arm"
1024armv6_deps="arm"
ab5cb084 1025armv6t2_deps="arm"
a2fc0f6a
MR
1026armvfp_deps="arm"
1027iwmmxt_deps="arm"
e241ba14 1028mmi_deps="mips"
9eeed841 1029mmx_deps="x86"
75aa95a6 1030mmx2_deps="mmx"
a2fc0f6a 1031neon_deps="arm"
799fde37 1032ppc4xx_deps="ppc"
75aa95a6
DB
1033sse_deps="mmx"
1034ssse3_deps="sse"
bd9d34a0 1035vis_deps="sparc"
9eeed841 1036
5666fd73 1037# decoders / encoders / hardware accelerators
47a158cb 1038aac_decoder_select="fft mdct"
47a158cb
MR
1039ac3_decoder_select="fft mdct"
1040atrac3_decoder_select="fft mdct"
4f034993 1041cavs_decoder_select="golomb"
47a158cb 1042cook_decoder_select="fft mdct"
2eef7c62 1043cscd_decoder_suggest="zlib"
47a158cb 1044dca_decoder_select="fft mdct"
e8ed9b7a 1045dnxhd_encoder_select="aandct"
2eef7c62 1046dxa_decoder_select="zlib"
47a158cb 1047eac3_decoder_select="fft mdct"
e8ed9b7a 1048eatgq_decoder_select="aandct"
d52b39c7 1049eatqi_decoder_select="aandct"
4f034993
MR
1050ffv1_decoder_select="golomb"
1051flac_decoder_select="golomb"
1052flac_encoder_select="golomb"
2eef7c62
AJ
1053flashsv_decoder_select="zlib"
1054flashsv_encoder_select="zlib"
e8ed9b7a
DB
1055flv_encoder_select="aandct"
1056h261_encoder_select="aandct"
1057h263_encoder_select="aandct"
ff418735 1058h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1059h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1060h263p_encoder_select="aandct"
4f034993 1061h264_decoder_select="golomb"
ff418735 1062h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1063h264_vaapi_hwaccel_select="vaapi"
711dae77 1064h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1065h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1066imc_decoder_select="fft mdct"
4f034993
MR
1067jpegls_decoder_select="golomb"
1068jpegls_encoder_select="golomb"
e8ed9b7a 1069ljpeg_encoder_select="aandct"
4f034993 1070loco_decoder_select="golomb"
e8ed9b7a
DB
1071mjpeg_encoder_select="aandct"
1072mpeg1video_encoder_select="aandct"
1073mpeg2video_encoder_select="aandct"
1074mpeg4_encoder_select="aandct"
711dae77 1075mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1076mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1077mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1078mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1079mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1080mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1081mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1082mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1083mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1084msmpeg4v1_encoder_select="aandct"
1085msmpeg4v2_encoder_select="aandct"
1086msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1087nellymoser_decoder_select="fft mdct"
1088nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1089png_decoder_select="zlib"
1090png_encoder_select="zlib"
63cae55d 1091qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1092rv10_encoder_select="aandct"
1093rv20_encoder_select="aandct"
d52b39c7
AJ
1094rv30_decoder_select="golomb"
1095rv40_decoder_select="golomb"
4f034993
MR
1096shorten_decoder_select="golomb"
1097sonic_decoder_select="golomb"
1098sonic_encoder_select="golomb"
1099sonic_ls_encoder_select="golomb"
1100svq3_decoder_select="golomb"
bee2eac5 1101svq3_decoder_suggest="zlib"
2eef7c62
AJ
1102tiff_decoder_suggest="zlib"
1103tiff_encoder_suggest="zlib"
1104tscc_decoder_select="zlib"
ff418735 1105vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1106vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1107vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1108vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1109vorbis_decoder_select="fft mdct"
1110vorbis_encoder_select="fft mdct"
1111wmav1_decoder_select="fft mdct"
1112wmav1_encoder_select="fft mdct"
1113wmav2_decoder_select="fft mdct"
1114wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1115wmv1_encoder_select="aandct"
1116wmv2_encoder_select="aandct"
ff418735 1117wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1118wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1119wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1120wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1121zlib_decoder_select="zlib"
1122zlib_encoder_select="zlib"
1123zmbv_decoder_select="zlib"
1124zmbv_encoder_select="zlib"
30fd06be 1125
28b80940
DB
1126# parsers
1127h264_parser_select="golomb"
1128
912f3148 1129# external libraries
1b71f045 1130libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1131libdirac_encoder_deps="libdirac"
c9171a83 1132libfaac_encoder_deps="libfaac"
69ddbd1d 1133libfaad_decoder_deps="libfaad"
4ec45764 1134libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1135libgsm_decoder_deps="libgsm"
1136libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1137libgsm_ms_decoder_deps="libgsm"
1138libgsm_ms_encoder_deps="libgsm"
1cc60c47 1139libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1140libopencore_amrnb_decoder_deps="libopencore_amrnb"
1141libopencore_amrnb_encoder_deps="libopencore_amrnb"
1142libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1143libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1144libschroedinger_decoder_deps="libschroedinger"
1145libschroedinger_encoder_deps="libschroedinger"
ae14f311 1146libspeex_decoder_deps="libspeex"
150d2772 1147libtheora_encoder_deps="libtheora"
b0caf888 1148libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1149libx264_encoder_deps="libx264"
1150libxvid_encoder_deps="libxvid"
30fd06be 1151
912f3148 1152# demuxers / muxers
03a76ba9 1153ac3_demuxer_deps="ac3_parser"
4e622dea
SS
1154avisynth_demuxer_deps="avisynth"
1155dirac_demuxer_deps="dirac_parser"
1156libnut_demuxer_deps="libnut"
1157libnut_muxer_deps="libnut"
1158matroska_demuxer_suggest="zlib bzlib"
1159mov_demuxer_suggest="zlib"
1160mp3_demuxer_deps="mpegaudio_parser"
1161redir_demuxer_deps="network"
1162rtp_muxer_deps="network rtp_protocol"
1163rtsp_demuxer_deps="sdp_demuxer"
1164sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1165
1166# indevs / outdevs
38e54a75
SS
1167alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1168alsa_indev_extralibs="-lasound"
1169alsa_outdev_deps="alsa_asoundlib_h"
1170alsa_outdev_extralibs="-lasound"
1171audio_beos_indev_deps="audio_beos"
1172audio_beos_indev_extralibs="-lmedia -lbe"
1173audio_beos_outdev_deps="audio_beos"
1174audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1175bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1176dv1394_indev_deps="dv1394 dv_demuxer"
1177jack_indev_deps="jack_jack_h"
1178jack_indev_extralibs="-ljack"
1179libdc1394_indev_deps="libdc1394"
38e54a75
SS
1180oss_indev_deps_any="soundcard_h sys_soundcard_h"
1181oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1182v4l_indev_deps="linux_videodev_h"
1183v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1184vfwcap_indev_deps="capCreateCaptureWindow"
1185vfwcap_indev_extralibs="-lvfw32"
1186x11_grab_device_indev_deps="x11grab XShmCreateImage"
1187x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1188
912f3148 1189# protocols
3fff6382 1190gopher_protocol_deps="network"
c08fb000
AB
1191http_protocol_deps="network"
1192rtp_protocol_deps="udp_protocol"
1193tcp_protocol_deps="network"
1194udp_protocol_deps="network"
1195
f7679c54 1196# filters
81124ba0 1197movie_filter_deps="avfilter_lavf"
f7679c54 1198
912f3148 1199# programs
fa859b4d 1200ffplay_deps="sdl"
6ad42348 1201ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1202ffserver_extralibs='$ldl'
a2830dca 1203
912f3148 1204
de6d9b64 1205# default parameters
8a608357 1206
2ba042a7 1207logfile="config.err"
8a608357
MR
1208
1209# installation paths
c9d19248
MR
1210prefix_default="/usr/local"
1211bindir_default='${prefix}/bin'
14a8acf1 1212datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1213incdir_default='${prefix}/include'
1214libdir_default='${prefix}/lib'
1215mandir_default='${prefix}/share/man'
1216shlibdir_default="$libdir_default"
8a608357
MR
1217
1218# toolchain
11e6d03a 1219ar="ar"
13c7df3d 1220cc_default="gcc"
9da6609f 1221host_cc_default="gcc"
11e6d03a 1222ln_s="ln -sf"
89641463 1223nm_default="nm"
11e6d03a 1224objformat="elf"
be7109c1 1225ranlib="ranlib"
0f3cb305 1226strip="strip"
11e6d03a 1227yasmexe="yasm"
8a608357
MR
1228
1229# machine
5e622c40 1230arch=$(uname -m)
38d0a8aa 1231cpu="generic"
8a608357 1232
8a608357 1233# OS
4f854758 1234target_os=$(tolower $(uname -s))
82bb3329 1235host_os=$target_os
8a608357 1236
8a608357 1237# configurable options
497237c7 1238enable debug
aa033b1e 1239enable fastdiv
497237c7
RP
1240enable ffmpeg
1241enable ffplay
1242enable ffserver
1243enable ipv6
497237c7
RP
1244enable mpegaudio_hp
1245enable network
8400d6b8 1246enable optimizations
497237c7 1247enable protocols
530dc538 1248enable static
87a0fb62 1249enable stripping
a9ddb5b1 1250enable swscale_alpha
8a608357 1251
8a608357 1252# build settings
50a334e4 1253add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1254SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1255FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1256LIBPREF="lib"
1257LIBSUF=".a"
c5f14466
RP
1258FULLNAME='$(NAME)$(BUILDSUF)'
1259LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1260SLIBPREF="lib"
1261SLIBSUF=".so"
c5f14466 1262SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1263SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1264SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1265LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1266
7e6c86e6
MR
1267CC_O='-o $@'
1268
9da6609f
MR
1269host_cflags='-O3 -g -Wall'
1270host_libs='-lm'
1271
a7ada2ba
MR
1272target_path='.'
1273
0d7dca36
DB
1274# gcc stupidly only outputs the basename of targets with -MM, but we need the
1275# full relative path for objects in subdirectories for non-recursive Make.
50567afa 1276DEPEND_CMD='$(DEPCC) $(CPPFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1277
c597172e 1278# find source path
5e622c40 1279source_path="$(dirname "$0")"
497237c7 1280enable source_path_used
c597172e 1281if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1282 source_path="$(pwd)"
497237c7 1283 disable source_path_used
c597172e 1284else
5e622c40 1285 source_path="$(cd "$source_path"; pwd)"
c597172e 1286 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1287 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1288 test -e "$source_path/config.h" &&
1289 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1290fi
1291
13cbe2c0 1292for v in "$@"; do
b04251c5
MR
1293 r=${v#*=}
1294 l=${v%"$r"}
1295 r=$(sh_quote "$r")
13cbe2c0
MR
1296 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1297done
c597172e 1298
73ef8980
MR
1299find_things(){
1300 thing=$1
1301 pattern=$2
1302 file=$source_path/$3
932ccf39 1303 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1304}
1305
1306ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1307DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1308HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1309PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1310BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1311MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1312DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1313OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1314INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1315PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1316FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1317
7483e694
DB
1318enable $ARCH_EXT_LIST \
1319 $DECODER_LIST \
1320 $ENCODER_LIST \
5666fd73 1321 $HWACCEL_LIST \
7483e694
DB
1322 $PARSER_LIST \
1323 $BSF_LIST \
1324 $DEMUXER_LIST \
1325 $MUXER_LIST \
f7679c54 1326 $FILTER_LIST \
7483e694
DB
1327 $PROTOCOL_LIST \
1328 $INDEV_LIST \
1329 $OUTDEV_LIST \
c597172e
MR
1330
1331die_unknown(){
1332 echo "Unknown option \"$1\"."
1333 echo "See $0 --help for available options."
1334 exit 1
1335}
1336
794f8e97 1337show_list() {
bf0c4afa
RP
1338 suffix=_$1
1339 shift
1340 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1341 exit 0
1342}
1343
c597172e 1344for opt do
7483e694
DB
1345 optval="${opt#*=}"
1346 case "$opt" in
0f010b2f 1347 --extra-ldflags=*) add_ldflags $optval
7483e694 1348 ;;
0f010b2f 1349 --extra-libs=*) add_extralibs $optval
7483e694 1350 ;;
8fb1cb58 1351 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1352 ;;
40bcf4c7
BL
1353 --enable-debug=*) debuglevel="$optval"
1354 ;;
7483e694 1355 --enable-*=*|--disable-*=*)
5e622c40 1356 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1357 case "$thing" in
38e54a75 1358 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1359 *) die_unknown "$opt" ;;
1360 esac
1361 ;;
1362 --enable-?*|--disable-?*)
5e622c40 1363 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1364 if is_in $option $COMPONENT_LIST; then
fed5d54b 1365 test $action = disable && action=unset
e3773a55
MR
1366 eval $action \$$(toupper ${option%s})_LIST
1367 elif is_in $option $CMDLINE_SELECT; then
1368 $action $option
1369 else
1370 die_unknown $opt
1371 fi
7483e694
DB
1372 ;;
1373 --list-*)
1374 NAME="${opt#--list-}"
1375 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1376 NAME=${NAME%s}
1377 eval show_list $NAME \$$(toupper $NAME)_LIST
1378 ;;
1379 --help|-h) show_help
1380 ;;
1381 *)
884a36a7 1382 optname="${opt%%=*}"
26759c44
MR
1383 optname="${optname#--}"
1384 optname=$(echo "$optname" | sed 's/-/_/g')
1385 is_in $optname $CMDLINE_SET || die_unknown $opt
1386 eval $optname='$optval'
7483e694
DB
1387 ;;
1388 esac
c597172e
MR
1389done
1390
bcea99bb
MR
1391disabled logging && logfile=/dev/null
1392
13cbe2c0 1393echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1394set >> $logfile
1395
9da6609f
MR
1396test -n "$cross_prefix" && enable cross_compile
1397
adb2b908 1398ar="${cross_prefix}${ar}"
11e6d03a 1399cc_default="${cross_prefix}${cc_default}"
20e0ed95 1400nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1401ranlib="${cross_prefix}${ranlib}"
1402strip="${cross_prefix}${strip}"
1403
c5200f17
MR
1404sysinclude_default="${sysroot}/usr/include"
1405
75800dce
MR
1406set_default cc nm sysinclude
1407as_default=$cc
9da6609f
MR
1408enabled cross_compile || host_cc_default=$cc
1409set_default host_cc
13c7df3d 1410
82bb3329
MR
1411exesuf() {
1412 case $1 in
1413 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1414 esac
1415}
1416
1417EXESUF=$(exesuf $target_os)
1418HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1419
e4e69e0b 1420# set temporary file name
a49d42c2 1421: ${TMPDIR:=$TEMPDIR}
c51fafa1 1422: ${TMPDIR:=$TMP}
a49d42c2 1423: ${TMPDIR:=/tmp}
e4e69e0b 1424
54460a83
MR
1425if ! check_cmd type mktemp; then
1426 # simple replacement for missing mktemp
1427 # NOT SAFE FOR GENERAL USE
1428 mktemp(){
1429 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1430 }
1431fi
1432
1433tmpfile(){
1434 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1435 (set -C; exec > $tmp) 2>/dev/null ||
1436 die "Unable to create temoporary file in $TMPDIR."
1437 append TMPFILES $tmp
1438 eval $1=$tmp
1439}
1440
1441trap 'rm -f -- $TMPFILES' EXIT
1442trap exit HUP INT TERM
1443
1444tmpfile TMPC .c
1445tmpfile TMPE $EXESUF
1446tmpfile TMPH .h
1447tmpfile TMPO .o
1448tmpfile TMPS .S
1449tmpfile TMPSH .sh
1450
1451unset -f mktemp
e4e69e0b 1452
993f2d0f
MR
1453# make sure we can execute files in $TMPDIR
1454cat > $TMPSH 2>> $logfile <<EOF
1455#! /bin/sh
1456EOF
1457chmod +x $TMPSH >> $logfile 2>&1
1458if ! $TMPSH >> $logfile 2>&1; then
1459 cat <<EOF
1460Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1461variable to another directory and make sure that it is not mounted noexec.
1462EOF
1463 die "Sanity test failed."
1464fi
993f2d0f 1465
3a636b6f 1466if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1467 cc_type=gcc
1468elif $cc --version 2>/dev/null | grep -q Intel; then
1469 cc_type=icc
1470elif $cc -v 2>&1 | grep -q xlc; then
1471 cc_type=xlc
df442a8d
MR
1472elif $cc -V 2>/dev/null | grep -q Compaq; then
1473 cc_type=ccc
50a334e4 1474 DEPEND_CMD='$(CC) $(CPPFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1475 debuglevel=3
df442a8d 1476 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1477elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1478 test -d "$sysroot" || die "No valid sysroot specified."
1479 cc_type=armcc
1480 armcc_conf="$PWD/armcc.conf"
1481 $cc --arm_linux_configure \
1482 --arm_linux_config_file="$armcc_conf" \
1483 --configure_sysroot="$sysroot" \
1484 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1485 die "Error creating armcc configuration file."
1486 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1487 as_default="${cross_prefix}gcc"
629687f6
MR
1488fi
1489
1490test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1491
50567afa 1492: ${dep_cc_default:=$cc}
684b28e0 1493: ${ld_default:=$cc}
50567afa 1494set_default as dep_cc ld
75800dce 1495
7f32f40c
MR
1496add_cflags $extra_cflags
1497
154d432c
MR
1498if test -n "$sysroot"; then
1499 case "$cc_type" in
1500 gcc)
467256f2 1501 add_cppflags --sysroot="$sysroot"
154d432c
MR
1502 add_ldflags --sysroot="$sysroot"
1503 ;;
1504 esac
1505fi
1506
993f2d0f
MR
1507# compiler sanity check
1508check_exec <<EOF
1509int main(void){ return 0; }
1510EOF
1511if test "$?" != 0; then
1512 echo "$cc is unable to create an executable file."
1513 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1514 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1515 echo "Only do this if you know what cross compiling means."
1516 fi
1517 die "C compiler test failed."
1518fi
1519
e9b9a2f8 1520check_cflags -std=c99
50a334e4 1521check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1522#include <stdlib.h>
1523EOF
50a334e4 1524check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1525#include <stdlib.h>
1526EOF
e9b9a2f8 1527
b24dbcbd 1528case "$arch" in
b24dbcbd
RP
1529 alpha)
1530 arch="alpha"
1531 enable fast_64bit
c0a02a3e 1532 check_cflags -mieee
b24dbcbd 1533 ;;
cfdb6148
MR
1534 arm|armv[4567]*l)
1535 arch="arm"
b24dbcbd 1536 ;;
f4870943
MR
1537 avr32)
1538 ;;
cfdb6148
MR
1539 bfin)
1540 arch="bfin"
1541 ;;
1542 ia64)
1543 arch="ia64"
b24dbcbd 1544 enable fast_64bit
cfdb6148
MR
1545 ;;
1546 m68k)
1547 arch="m68k"
b24dbcbd 1548 ;;
de3a1240 1549 mips|mipsel|IP*)
b24dbcbd
RP
1550 arch="mips"
1551 ;;
de3a1240
DB
1552 mips64)
1553 arch="mips"
bae3abb0 1554 subarch="mips64"
de3a1240
DB
1555 enable fast_64bit
1556 ;;
61597a98 1557 parisc|hppa)
b24dbcbd
RP
1558 arch="parisc"
1559 ;;
61597a98 1560 parisc64|hppa64)
b24dbcbd
RP
1561 arch="parisc"
1562 enable fast_64bit
1563 ;;
cfdb6148
MR
1564 "Power Macintosh"|ppc|powerpc)
1565 arch="ppc"
1566 enable fast_unaligned
1567 ;;
1568 ppc64)
1569 arch="ppc"
34d11b87 1570 subarch="ppc64"
cfdb6148
MR
1571 enable fast_64bit
1572 enable fast_unaligned
1573 ;;
b24dbcbd
RP
1574 s390|s390x)
1575 arch="s390"
1576 ;;
cfdb6148
MR
1577 sh4|sh)
1578 arch="sh4"
b24dbcbd 1579 ;;
cfdb6148
MR
1580 sparc)
1581 arch="sparc"
1582 ;;
1583 sun4u|sparc64)
1584 arch="sparc"
1585 subarch="sparc64"
b24dbcbd
RP
1586 enable fast_64bit
1587 ;;
cfdb6148
MR
1588 i386|i486|i586|i686|i86pc|BePC)
1589 arch="x86"
1590 subarch="x86_32"
1591 enable fast_unaligned
1592 ;;
1593 x86_64|amd64)
1594 arch="x86"
1595 subarch="x86_32"
1596 enable cmov
1597 enable fast_cmov
1598 enable fast_unaligned
1599 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1600 int test[sizeof(char*) - 7];
1601EOF
b24dbcbd
RP
1602 ;;
1603 *)
1604 arch="unknown"
1605 ;;
1606esac
1607
62045d48 1608enable $arch $subarch
b24dbcbd 1609
7483e694 1610# OS specific
4f854758 1611case $target_os in
7483e694 1612 beos|haiku|zeta)
c9d19248 1613 prefix_default="$HOME/config"
7483e694 1614 # helps building libavcodec
50a334e4
MR
1615 add_cppflags -DPIC
1616 add_cflags -fomit-frame-pointer
7483e694 1617 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1618 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1619 case "$gcc_version" in
1620 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1621 disable mmx
1622 ;;
1623 *20010315*) echo "BeBits gcc"
0f010b2f 1624 add_cflags -fno-expensive-optimizations
7483e694
DB
1625 ;;
1626 esac
7483e694
DB
1627 SHFLAGS=-nostart
1628 # enable BeOS things
1629 enable audio_beos
1630 # no need for libm, but the inet stuff
1631 # Check for BONE
1632 # XXX: actually should check for NOT net_server
78fe7631 1633 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1634 network_extralibs="-lbind -lsocket"
1635 else
1636 enable beos_netserver
1637 network_extralibs="-lnet"
1638 fi ;;
1639 sunos)
1640 FFSERVERLDFLAGS=""
9987769a 1641 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1642 network_extralibs="-lsocket -lnsl"
50a334e4 1643 add_cppflags -D__EXTENSIONS__
7483e694
DB
1644 ;;
1645 netbsd)
07a8eef6
MR
1646 oss_indev_extralibs="-lossaudio"
1647 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1648 ;;
1649 openbsd)
1650 disable need_memalign
1651 LIBOBJFLAGS='$(PIC)'
7483e694 1652 SHFLAGS='-shared'
07a8eef6
MR
1653 oss_indev_extralibs="-lossaudio"
1654 oss_outdev_extralibs="-lossaudio"
7483e694 1655 ;;
90b4f091 1656 freebsd|dragonfly)
7483e694
DB
1657 disable need_memalign
1658 ;;
1659 bsd/os)
1660 osextralibs="-lpoll -lgnugetopt"
1661 strip="strip -d"
1662 ;;
1663 darwin)
1664 disable need_memalign
0138c54e 1665 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1666 strip="strip -x"
1667 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1668 SLIBSUF=".dylib"
1669 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1670 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1671 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1672 objformat="macho"
1b0f6fb8 1673 enabled x86_64 && objformat="macho64"
7483e694
DB
1674 ;;
1675 mingw32*)
4f854758 1676 target_os=mingw32
dcc01c06 1677 LIBTARGET=i386
1fc9fb8a 1678 if enabled x86_64; then
dcc01c06
RP
1679 disable need_memalign
1680 LIBTARGET=x64
1681 fi
fbd971a4 1682 shlibdir_default="$bindir_default"
7483e694
DB
1683 disable ffserver
1684 SLIBPREF=""
1685 SLIBSUF=".dll"
7483e694
DB
1686 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1687 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1688 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1689 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1690 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1691 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1692 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1693 objformat="win32"
bc574408 1694 enable dos_paths
1894e741 1695 check_cflags -fno-common
b1549d61 1696 if ! enabled x86_64; then
f7ad5aa2
RP
1697 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1698 die "ERROR: MinGW runtime version must be >= 3.15."
1699 enabled_any avisynth vfwcap_demuxer &&
1700 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1701 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1702 fi
7483e694
DB
1703 ;;
1704 cygwin*)
4f854758 1705 target_os=cygwin
fbd971a4 1706 shlibdir_default="$bindir_default"
7483e694
DB
1707 SLIBPREF="cyg"
1708 SLIBSUF=".dll"
1709 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1710 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1711 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1712 objformat="win32"
bc574408 1713 enable dos_paths
1894e741 1714 check_cflags -fno-common
7483e694 1715 ;;
4f365f37 1716 *-dos|freedos|opendos)
fdf11906 1717 disable ffplay ffserver
4f365f37
MK
1718 disable $INDEV_LIST $OUTDEV_LIST
1719 network_extralibs="-lsocket"
ff1c015d 1720 objformat="coff"
bc574408 1721 enable dos_paths
4f365f37 1722 ;;
7483e694 1723 linux)
7483e694
DB
1724 enable dv1394
1725 ;;
1726 irix*)
4f854758 1727 target_os=irix
7483e694
DB
1728 ranlib="echo ignoring ranlib"
1729 ;;
d22e8442 1730 os/2*)
d22e8442
DY
1731 strip="lxlite"
1732 ln_s="cp -f"
d22e8442 1733 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1734 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1735 FFSERVERLDFLAGS=""
287d3b13 1736 LIBSUF="_s.a"
d22e8442
DY
1737 SLIBPREF=""
1738 SLIBSUF=".dll"
1739 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1740 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1741 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1742 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1743 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1744 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1745 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1746 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1747 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1748 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1749 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1750 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1751 enable dos_paths
d22e8442 1752 ;;
83993c1c
AM
1753 gnu/kfreebsd)
1754 ;;
34e82167 1755 gnu)
34e82167 1756 ;;
d22e8442 1757
7483e694 1758 *)
4f924f9a 1759 die "Unknown OS '$target_os'."
7483e694
DB
1760 ;;
1761esac
1762
c9d19248
MR
1763set_default $PATHS_LIST
1764
c597172e 1765add_extralibs $osextralibs
de6d9b64 1766
28d8e661
DB
1767# Combine FFLDFLAGS and the LDFLAGS environment variable.
1768LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1769
320d060a 1770# we need to build at least one lib type
93b3c083 1771if ! enabled_any static shared; then
320d060a
DB
1772 cat <<EOF
1773At least one library type must be built.
1774Specify --enable-static to build the static libraries or --enable-shared to
1775build the shared libraries as well. To only build the shared libraries specify
1776--disable-static in addition to --enable-shared.
1777EOF
1778 exit 1;
1779fi
1780
abc4e572 1781disabled static && LIBNAME=""
2a320695 1782
a2234ceb
RP
1783if enabled_any libfaad libfaadbin ; then
1784 if check_header faad.h; then
295b8c70 1785 check_cc <<EOF
a2234ceb
RP
1786#include <faad.h>
1787#ifndef FAAD2_VERSION
1788ok faad1
1789#endif
db817cf3 1790int main(void) { return 0; }
a2234ceb
RP
1791EOF
1792 test $? = 0 && enable libfaad2
1793 else
ff3dac65 1794 die "FAAD test failed."
a2234ceb
RP
1795 fi
1796fi
1797
1798
2184c6f7 1799die_license_disabled() {
4c27207c 1800 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1801}
1802
1803die_license_disabled gpl libfaad2
1804die_license_disabled gpl libx264
1805die_license_disabled gpl libxvid
1806die_license_disabled gpl postproc
1807die_license_disabled gpl x11grab
1808
2f7ae63b 1809die_license_disabled nonfree libfaac
b2e3c528 1810
0b175caa
DB
1811die_license_disabled version3 libopencore_amrnb
1812die_license_disabled version3 libopencore_amrwb
1813
9cad0e4e 1814enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1815
9eeed841 1816check_deps $ARCH_EXT_LIST
0f3cb305 1817
5d323602
MR
1818test -z "$need_memalign" && need_memalign="$mmx"
1819
cf9d24ad 1820#Darwin CC versions
4f854758 1821if test $target_os = darwin; then
629687f6 1822 if enabled xlc; then
0f010b2f 1823 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1824 else
0f010b2f
DB
1825 add_cflags -pipe
1826 check_cflags -force_cpusubtype_ALL
1827 check_cflags -Wno-sign-compare
f946a9a4 1828 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1829 fi
2a1a6b64
MN
1830fi
1831
40617a6d 1832disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1833
a4adb608 1834# Add processor-specific flags
38d0a8aa 1835if test $cpu != "generic"; then
bc8ec47b
MR
1836 warn_altivec(){
1837 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1838 }
38d0a8aa 1839 case $cpu in
bb270c08 1840 601|ppc601|PowerPC601)
997f3ba4 1841 cpuflags="-mcpu=601"
bc8ec47b 1842 warn_altivec enabled PPC601
bb270c08
DB
1843 ;;
1844 603*|ppc603*|PowerPC603*)
997f3ba4 1845 cpuflags="-mcpu=603"
bc8ec47b 1846 warn_altivec enabled PPC603
bb270c08
DB
1847 ;;
1848 604*|ppc604*|PowerPC604*)
997f3ba4 1849 cpuflags="-mcpu=604"
bc8ec47b 1850 warn_altivec enabled PPC604
bb270c08
DB
1851 ;;
1852 G3|g3|75*|ppc75*|PowerPC75*)
997f3ba4 1853 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1854 warn_altivec enabled PPC75x
bb270c08
DB
1855 ;;
1856 G4|g4|745*|ppc745*|PowerPC745*)
997f3ba4 1857 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1858 warn_altivec disabled PPC745x
bb270c08
DB
1859 ;;
1860 74*|ppc74*|PowerPC74*)
997f3ba4 1861 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1862 warn_altivec disabled PPC74xx
bb270c08
DB
1863 ;;
1864 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
997f3ba4 1865 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1866 warn_altivec disabled PPC970
bb270c08 1867 ;;
e07e357d 1868 Cell|CELL|cell)
997f3ba4 1869 cpuflags="-mcpu=cell"
e07e357d 1870 warn_altivec disabled Cell
34d11b87 1871 enable ldbrx
e07e357d 1872 ;;
e7768fc5
GP
1873 # targets that do NOT support conditional mov (cmov)
1874 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
997f3ba4 1875 cpuflags="-march=$cpu"
497237c7 1876 disable cmov
e7768fc5
GP
1877 ;;
1878 # targets that do support conditional mov (cmov)
416519dd 1879 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
997f3ba4 1880 cpuflags="-march=$cpu"
497237c7
RP
1881 enable cmov
1882 enable fast_cmov
94e4c3a3
GP
1883 ;;
1884 # targets that do support conditional mov but on which it's slow
800a5a19 1885 pentium4|pentium4m|prescott|nocona)
997f3ba4 1886 cpuflags="-march=$cpu"
497237c7
RP
1887 enable cmov
1888 disable fast_cmov
bb270c08 1889 ;;
d7b34d08 1890 sparc64)
997f3ba4 1891 cpuflags="-mcpu=v9"
d7b34d08 1892 ;;
f2e49553 1893 arm11*|cortex*)
997f3ba4 1894 cpuflags="-mcpu=$cpu"
f2e49553
MR
1895 enable fast_unaligned
1896 ;;
d6ced963 1897 armv[67]*)
997f3ba4 1898 cpuflags="-march=$cpu"
d6ced963
MR
1899 enable fast_unaligned
1900 ;;
0223bd6f 1901 armv*)
997f3ba4 1902 cpuflags="-march=$cpu"
0223bd6f 1903 ;;
f2e49553 1904 arm*)
997f3ba4 1905 cpuflags="-mcpu=$cpu"
6b19786b 1906 ;;
1cd11856 1907 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
997f3ba4 1908 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1cd11856 1909 ;;
e4ddc8ed 1910 bf*)
997f3ba4 1911 cpuflags="-mcpu=$cpu"
e4ddc8ed 1912 ;;
5b34250d 1913 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
997f3ba4 1914 cpuflags="-march=$cpu"
5b34250d 1915 ;;
bb270c08 1916 *)
7483e694 1917 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1918 ;;
a4adb608
MN
1919 esac
1920fi
1921
997f3ba4
MR
1922add_cflags $cpuflags
1923
b4d96ba2
MR
1924check_cc <<EOF || die "Symbol mangling check failed."
1925int ff_extern;
1926EOF
2f05d9c1 1927sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1928extern_prefix=${sym%%ff_extern*}
1929
f65883c8
MR
1930check_cc <<EOF && enable inline_asm
1931void foo(void) { __asm__ volatile ("" ::); }
1932EOF
61d251db 1933
9eeed841 1934if enabled x86; then
44965991
PI
1935 # check whether EBP is available on x86
1936 # As 'i' is stored on the stack, this program will crash
1937 # if the base pointer is used to access it because the
1938 # base pointer is cleared in the inline assembly code.
7dfef245 1939 check_exec_crash <<EOF && enable ebp_available
44965991 1940 volatile int i=0;
be449fca 1941 __asm__ volatile (
44965991
PI
1942 "xorl %%ebp, %%ebp"
1943 ::: "%ebp");
1944 return i;
44965991
PI
1945EOF
1946
1947 # check wether EBX is available on x86
940f335a 1948 check_asm ebx_available '"":::"%ebx"'
8e380710 1949
d3a4b4e0
DB
1950 # check whether more than 10 operands are supported
1951 check_cc <<EOF && enable ten_operands
1952int main(void) {
1953 int x=0;
1954 __asm__ volatile(
1955 ""
1956 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1957 );
1958 return 0;
1959}
1960EOF
1961
d7f0920b 1962 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1963 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1964 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1965
1966 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1967
d52481b9 1968 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1969 enabled x86_64 && append YASMFLAGS "-m amd64"
1970 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1971 case "$objformat" in
1972 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1973 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1974 *) append YASMFLAGS "-DPREFIX" ;;
1975 esac
7595a5e4 1976 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1977fi
1978
87ea51e0
LB
1979# check for assembler specific support
1980
85dd97ad
MR
1981enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1982
5b6c2cbd 1983enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1984enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1985enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1986
57bd82d4
MR
1987# check for SIMD availability
1988
115329f1 1989# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1990if enabled altivec; then
3ed1a2ee
DB
1991 check_cflags -maltivec -mabi=altivec &&
1992 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1993 check_cflags -faltivec
b6e52719 1994
0182fee8 1995 # check if our compiler supports Motorola AltiVec C API
497237c7 1996 check_cc <<EOF || disable altivec
dcd479c0 1997$inc_altivec_h
a9a07762
MN
1998int main(void) {
1999 vector signed int v1, v2, v3;
2000 v1 = vec_add(v2,v3);
2001 return 0;
2002}
2003EOF
b006b26c
DB
2004
2005 # check if our compiler supports braces for vector declarations
80a61f08 2006 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2007$inc_altivec_h
80a61f08 2008int main (void) { (vector int) {1}; return 0; }
b006b26c 2009EOF
a9a07762 2010fi
ab6c65f6 2011
b4e806b2 2012# We have to check if pld is a nop and disable it.
a2fc0f6a 2013enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2014enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2015enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2016enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2017enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2018enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2019enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2020enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2021enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2022
0f010b2f 2023enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2024
57bd82d4
MR
2025# ---
2026# big/little-endian test
9eebe687
MR
2027check_cc <<EOF || die "endian test failed"
2028unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2029EOF
d04d9e16 2030od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2031
a3999908 2032# ---
3d204385
NK
2033# check availability of some header files
2034
a98bb16d
RP
2035if check_func dlopen; then
2036 ldl=
2037elif check_func dlopen -ldl; then
2038 ldl=-ldl
8bf5d58f
MN
2039fi
2040
75ecf149
DB
2041# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2042check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2043
7483e694
DB
2044check_func fork
2045check_func gethrtime
2046check_func getrusage
094c09bb 2047check_func inet_aton $network_extralibs
7483e694
DB
2048check_func memalign
2049check_func mkstemp
1f91cdce 2050check_func posix_memalign
b507ebd1 2051check_func_headers io.h setmode
e4673692 2052check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2053check_func_headers windows.h GetProcessTimes
7c5bfe7a 2054check_func_headers windows.h VirtualAlloc
6ffa87d3 2055
e16e49ac 2056check_header conio.h
a98bb16d
RP
2057check_header dlfcn.h
2058check_header malloc.h
bf6ce82d 2059check_header poll.h
b58412f1 2060check_header sys/mman.h
b091aa44 2061check_header sys/resource.h
bf6ce82d 2062check_header sys/select.h
a98bb16d 2063check_header termios.h
272081b0
CEH
2064check_header vdpau/vdpau.h
2065check_header vdpau/vdpau_x11.h
68178ca9 2066check_header X11/extensions/XvMClib.h
a98bb16d 2067
1f91cdce
RP
2068if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2069 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2070fi
e16e49ac 2071
a4fa192c 2072disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2073disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2074
2075# check for some common methods of building with pthread support
2076# do this before the optional library checks as some of them require pthreads
2077if enabled pthreads; then
9e7fd101
MR
2078 if check_func pthread_create; then
2079 :
2080 elif check_func pthread_create -pthread; then
2081 add_cflags -pthread
afc9aee2 2082 add_extralibs -pthread
9e7fd101
MR
2083 elif check_func pthread_create -pthreads; then
2084 add_cflags -pthreads
afc9aee2 2085 add_extralibs -pthreads
8d94f606
GT
2086 elif check_func pthread_create -lpthreadGC2; then
2087 add_extralibs -lpthreadGC2
9e7fd101
MR
2088 elif ! check_lib pthread.h pthread_create -lpthread; then
2089 die "ERROR: can't find pthreads library"
2090 fi
57bd82d4
MR
2091fi
2092
8eee7025 2093for thread in $THREADS_LIST; do
e5f94c2b 2094 if enabled $thread; then
3ae3b721
RP
2095 test -n "$thread_type" &&
2096 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2097 thread_type="$thread"
e5f94c2b
RP
2098 fi
2099done
2100
fdf88598 2101check_lib math.h sin -lm
ff418735 2102check_lib va/va.h vaInitialize -lva
fdf88598 2103
a33cab3a 2104# test for C99 functions in math.h
291fd18a 2105for func in llrint log2 lrint lrintf round roundf truncf; do
a33cab3a 2106 check_exec <<EOF && enable $func || disable $func
f32adb22 2107#include <math.h>
a33cab3a 2108int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2109EOF
a33cab3a 2110done
f32adb22 2111
57bd82d4 2112# these are off by default, so fail if requested and not available
79fda097 2113enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2114enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2115 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2116 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2117enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2118enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2119enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2120enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2121enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2122enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2123enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2124enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2125enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2126 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2127enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2128enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2129enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2130enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2131 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2132 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2133enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2134enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2135
0b4a1821
AS
2136# libdc1394 check
2137if enabled libdc1394; then
2138 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2139 enable libdc1394_2; } ||
2140 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2141 enable libdc1394_1; } ||
2142 die "ERROR: No version of libdc1394 found "
2143fi
2144
2145
c13e1abd
FH
2146_restrict=
2147for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2148 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2149void foo(char * $restrict_keyword p);
2150EOF
c13e1abd
FH
2151done
2152
a86b921c 2153##########################################
29799f8b 2154# SDL check
a86b921c 2155
497237c7
RP
2156disable sdl_too_old
2157disable sdl
6a1a892f 2158SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2159if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2160 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2161 temp_cflags $sdl_cflags
5e622c40 2162 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2163 if check_lib2 SDL.h SDL_Init; then
5e622c40 2164 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2165 if test "$_sdlversion" -lt 121 ; then
497237c7 2166 enable sdl_too_old
dcd479c0 2167 else
497237c7 2168 enable sdl
225e21ef 2169 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2170#include <SDL.h>
d6773f56 2171int main(int argc, char **argv){
29f3b38a
MR
2172 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2173 int w = vi->current_w;
2174 return 0;
2175}
2176EOF
dcd479c0
MR
2177 fi
2178 fi
29f3b38a 2179 restore_flags
c3f6b472 2180fi
57bd82d4 2181
2270b4b2 2182texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2183
7a91333f 2184##########################################
73b46a95
RP
2185# Network check
2186
2187if enabled network; then
96000432 2188 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2189 # Prefer arpa/inet.h over winsock2
2190 if check_header arpa/inet.h ; then
2191 check_func closesocket
2192 elif check_header winsock2.h ; then
ea10ddde 2193 network_extralibs="-lws2_32"
72be9e73 2194 check_type ws2tcpip.h socklen_t
2446d3d6 2195 check_func_headers winsock2.h closesocket
28c9f069
MK
2196 else
2197 disable network
73b46a95
RP
2198 fi
2199fi
2200
2201##########################################
29799f8b 2202# IPv6 check
7a91333f 2203
497237c7 2204enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2205#include <sys/types.h>
2206#include <sys/socket.h>
2207#include <netinet/in.h>
2208#include <netdb.h>
db817cf3 2209int main(void) {
7483e694
DB
2210 struct sockaddr_storage saddr;
2211 struct ipv6_mreq mreq6;
2212 getaddrinfo(0,0,0,0);
2213 getnameinfo(0,0,0,0,0,0,0);
2214 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2215}
2216EOF
2217
06e31011
RP
2218check_header linux/videodev.h
2219check_header linux/videodev2.h
1b6e8b73 2220check_header sys/videoio.h
47f38850 2221
2446d3d6 2222check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2223
f8aa696f 2224# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2225{ check_header dev/bktr/ioctl_meteor.h &&
2226 check_header dev/bktr/ioctl_bt848.h; } ||
2227{ check_header machine/ioctl_meteor.h &&
2228 check_header machine/ioctl_bt848.h; } ||
2229{ check_header dev/video/meteor/ioctl_meteor.h &&
2230 check_header dev/video/bktr/ioctl_bt848.h; } ||
2231check_header dev/ic/bt8xx.h
f8aa696f 2232
c7682de0
RP
2233check_header sys/soundcard.h
2234check_header soundcard.h
deb29777 2235
c2b3565e 2236enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2237
30b1fff6 2238enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2239
7483e694 2240# deal with the X11 frame grabber
56a059ac 2241enabled x11grab &&
f58f4ce1
GP
2242check_header X11/Xlib.h &&
2243check_header X11/extensions/XShm.h &&
2244check_func XOpenDisplay -lX11 &&
06eab4ba 2245check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2246
40bcf4c7 2247enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2248
2249# add some useful compiler flags if supported
2250check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2251check_cflags -Wall
2252check_cflags -Wno-switch
c07bd6a9
MN
2253check_cflags -Wdisabled-optimization
2254check_cflags -Wpointer-arith
2255check_cflags -Wredundant-decls
cc1fb623 2256check_cflags -Wno-pointer-sign
f4929996 2257check_cflags -Wcast-qual
9aceb3cf 2258check_cflags -Wwrite-strings
652a5bf6 2259check_cflags -Wtype-limits
764551c6 2260check_cflags -Wundef
5af4e0cc 2261enabled extra_warnings && check_cflags -Winline
cf9d24ad 2262
57bd82d4 2263# add some linker flags
5c0e9479 2264check_ldflags -Wl,--warn-common
8351d2ba
DB
2265check_ldflags -Wl,--as-needed
2266check_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 2267check_ldflags -Wl,-Bsymbolic
94a3401e 2268
bd2216e4
MR
2269if enabled small; then
2270 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2271 optimizations="small"
2272elif enabled optimizations; then
629687f6 2273 if enabled xlc; then
0f010b2f
DB
2274 add_cflags -O5
2275 add_ldflags -O5
df442a8d
MR
2276 elif enabled ccc; then
2277 add_cflags -fast
cf9d24ad 2278 else
0f010b2f 2279 add_cflags -O3
cf9d24ad 2280 fi
cddf3f45 2281fi
11fdbc44 2282check_cflags -fno-math-errno
b2eb2ff0 2283check_cflags -fno-signed-zeros
cddf3f45 2284
504a64b9 2285# add some flags for Intel C Compiler
629687f6 2286if enabled icc; then
b1598b58
MR
2287 # Just warnings, no remarks
2288 check_cflags -w1
2289 # -wd: Disable following warnings
2290 # 144, 167, 556: -Wno-pointer-sign
2291 # 10006: ignoring unknown option -fno-signed-zeros
2292 # 10156: ignoring option '-W'; no argument required
2293 check_cflags -wd144,167,556,10006,10156
2294 # 11030: Warning unknown option --as-needed
2295 # 10156: ignoring option '-export'; no argument required
2296 check_ldflags -wd10156,11030
2297 # Allow to compile with optimizations
2298 check_ldflags -march=$cpu
be2cf98a
CEH
2299 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2300 enable ebp_available
df442a8d
MR
2301elif enabled ccc; then
2302 # disable some annoying warnings
2303 add_cflags -msg_disable cvtu32to64
2304 add_cflags -msg_disable embedcomment
2305 add_cflags -msg_disable needconstext
2306 add_cflags -msg_disable nomainieee
2307 add_cflags -msg_disable ptrmismatch1
2308 add_cflags -msg_disable unreachcode
504a64b9
CEH
2309fi
2310
80581e98 2311# PIC flags for shared library objects where they are needed
5af4e0cc 2312if enabled shared; then
569cb218
MR
2313 # LIBOBJFLAGS may have already been set in the OS configuration
2314 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2315 case "${subarch-$arch}" in
b6bd7268 2316 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2317 esac
2318 fi
80581e98
MN
2319fi
2320
90be59ef 2321if enabled gprof; then
0f010b2f
DB
2322 add_cflags -p
2323 add_ldflags -p
1db54e20
DB
2324fi
2325
7f3c02fc 2326# Find out if the .align argument is a power of two or not.
9377b6ce 2327check_asm asmalign_pot '".align 3"'
4454dc1b 2328
7483e694
DB
2329enabled_any $DECODER_LIST && enable decoders
2330enabled_any $ENCODER_LIST && enable encoders
5666fd73 2331enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2332enabled_any $BSF_LIST && enable bsfs
2333enabled_any $DEMUXER_LIST && enable demuxers
2334enabled_any $MUXER_LIST && enable muxers
f7679c54 2335enabled_any $FILTER_LIST && enable filters
7483e694
DB
2336enabled_any $INDEV_LIST && enable demuxers
2337enabled_any $OUTDEV_LIST && enable muxers
2338enabled_any $PROTOCOL_LIST && enable protocols
2339
2340enabled_any $THREADS_LIST && enable threads
2341
2342check_deps $CONFIG_LIST \
b6bb00b0 2343 $CONFIG_EXTRA \
7483e694
DB
2344 $HAVE_LIST \
2345 $DECODER_LIST \
2346 $ENCODER_LIST \
5666fd73 2347 $HWACCEL_LIST \
7483e694
DB
2348 $PARSER_LIST \
2349 $BSF_LIST \
2350 $DEMUXER_LIST \
2351 $MUXER_LIST \
f7679c54 2352 $FILTER_LIST \
7483e694
DB
2353 $INDEV_LIST \
2354 $OUTDEV_LIST \
2355 $PROTOCOL_LIST \
f70f03f6 2356
3e89171a 2357echo "install prefix $prefix"
f36958f8
DB
2358echo "source path $source_path"
2359echo "C compiler $cc"
bfd5afd8 2360echo ".align is power-of-two $asmalign_pot"
f36958f8 2361echo "ARCH $arch ($cpu)"
ce8871c2
MR
2362if test "$build_suffix" != ""; then
2363 echo "build suffix $build_suffix"
eb94aca9 2364fi
ac63af34
DB
2365if test "$extra_version" != ""; then
2366 echo "version string suffix $extra_version"
2367fi
0db2ce77 2368echo "big-endian ${bigendian-no}"
e90f5b5a 2369echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2370if enabled x86; then
af44e8e4 2371 echo "yasm ${yasm-no}"
0db2ce77 2372 echo "MMX enabled ${mmx-no}"
30e98e62 2373 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2374 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2375 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2376 echo "SSE enabled ${sse-no}"
30e98e62 2377 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2378 echo "CMOV enabled ${cmov-no}"
2379 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2380 echo "EBX available ${ebx_available-no}"
2381 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2382 echo "10 operands supported ${ten_operands-no}"
e41e8342 2383fi
5b6c2cbd 2384if enabled arm; then
0db2ce77
MR
2385 echo "ARMv5TE enabled ${armv5te-no}"
2386 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2387 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2388 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2389 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2390 echo "NEON enabled ${neon-no}"
eba9ae3c 2391fi
5b6c2cbd 2392if enabled mips; then
0db2ce77 2393 echo "MMI enabled ${mmi-no}"
e41e8342 2394fi
5b6c2cbd 2395if enabled ppc; then
0db2ce77 2396 echo "AltiVec enabled ${altivec-no}"
30e98e62 2397 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2398 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2399 echo "performance report ${powerpc_perf-no}"
2400fi
2401if enabled sparc; then
2402 echo "VIS enabled ${vis-no}"
e41e8342 2403fi
0db2ce77
MR
2404echo "gprof enabled ${gprof-no}"
2405echo "debug symbols ${debug-no}"
87a0fb62 2406echo "strip symbols ${stripping-no}"
8400d6b8 2407echo "optimizations ${optimizations-no}"
0db2ce77
MR
2408echo "static ${static-no}"
2409echo "shared ${shared-no}"
4a24ab64 2410echo "postprocessing support ${postproc-no}"
f7679c54 2411echo "new filter support ${avfilter-no}"
81124ba0 2412echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2413echo "network support ${network-no}"
90be59ef 2414if enabled network; then
0db2ce77 2415 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2416fi
0db2ce77
MR
2417echo "threading support ${thread_type-no}"
2418echo "SDL support ${sdl-no}"
90be59ef 2419if enabled sdl_too_old; then
bfd5afd8
DB
2420 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2421fi
0db2ce77
MR
2422echo "Sun medialib support ${mlib-no}"
2423echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2424echo "libdc1394 support ${libdc1394-no}"
690bfceb 2425echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2426echo "libfaac enabled ${libfaac-no}"
2427echo "libfaad enabled ${libfaad-no}"
7e0871a7 2428echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2429echo "libgsm enabled ${libgsm-no}"
2430echo "libmp3lame enabled ${libmp3lame-no}"
2431echo "libnut enabled ${libnut-no}"
0b175caa
DB
2432echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2433echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2434echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2435echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2436echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2437echo "libtheora enabled ${libtheora-no}"
2438echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2439echo "libx264 enabled ${libx264-no}"
2440echo "libxvid enabled ${libxvid-no}"
0db2ce77 2441echo "zlib enabled ${zlib-no}"
f402916e 2442echo "bzlib enabled ${bzlib-no}"
2c62e737 2443echo
de6d9b64 2444
5666fd73 2445for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2446 echo "Enabled ${type}s:"
f65c9da1 2447 eval list=\$$(toupper $type)_LIST
8138b9db 2448 for part in $list; do
f65c9da1
MR
2449 enabled $part && echo ${part%_*}
2450 done | sort | pr -3 -t
2451 echo
8138b9db
RP
2452done
2453
ba7a7039 2454license="LGPL version 2.1 or later"
ba321adb 2455if enabled nonfree; then
ba7a7039 2456 license="nonfree and unredistributable"
9cad0e4e
DB
2457elif enabled gplv3; then
2458 license="GPL version 3 or later"
2459elif enabled lgplv3; then
2460 license="LGPL version 3 or later"
ba321adb 2461elif enabled gpl; then
ba7a7039 2462 license="GPL version 2 or later"
ba321adb
JK
2463fi
2464
2465echo "License: $license"
ca5323af 2466
cf1392e9
DB
2467echo "Creating config.mak and config.h..."
2468
29799f8b
DB
2469echo "# Automatically generated by configure - do not modify!" > config.mak
2470echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2471echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2472echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2473echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2474echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2475
d921f03f 2476echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2477echo "prefix=$prefix" >> config.mak
22a324da
DB
2478echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2479echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2480echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2481echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2482echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2483echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2484echo "SRC_PATH=\"$source_path\"" >> config.mak
2485echo "SRC_PATH_BARE=$source_path" >> config.mak
2486echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2487echo "CC=$cc" >> config.mak
313c46a6 2488echo "AS=$as" >> config.mak
684b28e0 2489echo "LD=$ld" >> config.mak
50567afa 2490echo "DEPCC=$dep_cc" >> config.mak
304d586d 2491echo "YASM=$yasmexe" >> config.mak
980fc7b8 2492echo "AR=$ar" >> config.mak
be7109c1 2493echo "RANLIB=$ranlib" >> config.mak
20369773 2494echo "LN_S=$ln_s" >> config.mak
87a0fb62 2495enabled stripping &&
3ae3b721 2496 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2497 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2498
50a334e4 2499echo "CPPFLAGS?=$CPPFLAGS" >> config.mak
3198f618 2500echo "CFLAGS=$CFLAGS" >> config.mak
7e6c86e6 2501echo "CC_O=$CC_O" >> config.mak
0f3cb305 2502echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2503echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2504echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2505echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2506echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2507echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2508echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2509echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2510echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2511echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2512echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2513echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2514echo "SLIBSUF=$SLIBSUF" >> config.mak
2515echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2516echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2517echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2518echo "HOSTCC=$host_cc" >> config.mak
2519echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2520echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2521echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2522echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2523echo "TARGET_EXEC=$target_exec" >> config.mak
2524echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2525
90be59ef 2526if enabled bigendian; then
7483e694
DB
2527 echo "WORDS_BIGENDIAN=yes" >> config.mak
2528 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2529fi
44161118 2530
90be59ef 2531if enabled sdl; then
5e622c40
DB
2532 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2533 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2534fi
90be59ef 2535if enabled texi2html; then
7483e694 2536 echo "BUILD_DOC=yes" >> config.mak
146ea952 2537fi
5a872801 2538
719c8e00
MR
2539get_version(){
2540 name=$1
2541 file=$source_path/$2
147e7692
MR
2542 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2543 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2544 lcname=$(tolower $name)
2545 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2546 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2547}
2548
147e7692
MR
2549get_version LIBSWSCALE libswscale/swscale.h
2550get_version LIBPOSTPROC libpostproc/postprocess.h
2551get_version LIBAVCODEC libavcodec/avcodec.h
2552get_version LIBAVDEVICE libavdevice/avdevice.h
2553get_version LIBAVFORMAT libavformat/avformat.h
2554get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2555get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2556
5af4e0cc 2557if enabled shared; then
7483e694
DB
2558 echo "BUILD_SHARED=yes" >> config.mak
2559 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2560 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2561 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2562 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2563 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2564 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2565 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2566 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2567 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2568fi
d7e27559 2569echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2570echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2571
7b5e8a27
DB
2572echo "ARCH=$arch" >> config.mak
2573
3d907e22
MR
2574print_config ARCH_ $TMPH config.mak $ARCH_LIST
2575print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2576print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2577 $CONFIG_EXTRA \
7483e694
DB
2578 $DECODER_LIST \
2579 $ENCODER_LIST \
5666fd73 2580 $HWACCEL_LIST \
7483e694
DB
2581 $PARSER_LIST \
2582 $BSF_LIST \
2583 $DEMUXER_LIST \
2584 $MUXER_LIST \
f7679c54 2585 $FILTER_LIST \
7483e694
DB
2586 $PROTOCOL_LIST \
2587 $INDEV_LIST \
2588 $OUTDEV_LIST \
8ac17293 2589
c13e1abd
FH
2590echo "#define restrict $_restrict" >> $TMPH
2591
bd2216e4 2592if enabled small; then
7483e694 2593 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2594fi
2595
0f3cb305 2596
8156056e 2597# Apparently it's not possible to portably echo a backslash.
3ae3b721 2598enabled asmalign_pot &&
7483e694 2599 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2600 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2601
b4d96ba2 2602echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2603
9c05103f
DB
2604echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2605
b7860763 2606# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2607cmp -s $TMPH config.h &&
2608 echo "config.h is unchanged" ||
2609 mv -f $TMPH config.h
3d204385 2610
165af439 2611# build tree in object directory if source path is different from current one
90be59ef 2612if enabled source_path_used; then
165af439 2613 DIRS="\
7483e694
DB
2614 doc \
2615 libavcodec \
2616 libavcodec/alpha \
a2fc0f6a 2617 libavcodec/arm \
7483e694 2618 libavcodec/bfin \
7483e694
DB
2619 libavcodec/mlib \
2620 libavcodec/ppc \
2621 libavcodec/sh4 \
2622 libavcodec/sparc \
a6493a8f 2623 libavcodec/x86 \
52a9cf34 2624 libavdevice \
f7679c54 2625 libavfilter \
7483e694
DB
2626 libavformat \
2627 libavutil \
2628 libpostproc \
2629 libswscale \
b2cfd7e3
RP
2630 libswscale/bfin \
2631 libswscale/mlib \
2632 libswscale/ppc \
2633 libswscale/sparc \
2634 libswscale/x86 \
7483e694
DB
2635 tests \
2636 tools \
7483e694 2637 "
165af439 2638 FILES="\
7483e694
DB
2639 Makefile \
2640 common.mak \
71c61f62 2641 subdir.mak \
7483e694
DB
2642 doc/texi2pod.pl \
2643 libavcodec/Makefile \
52a9cf34 2644 libavdevice/Makefile \
f7679c54 2645 libavfilter/Makefile \
7483e694
DB
2646 libavformat/Makefile \
2647 libavutil/Makefile \
2648 libpostproc/Makefile \
2649 libswscale/Makefile \
2650 "
165af439 2651 for dir in $DIRS ; do
7483e694 2652 mkdir -p $dir
165af439
MR
2653 done
2654 for f in $FILES ; do
20369773 2655 $ln_s "$source_path/$f" $f
165af439
MR
2656 done
2657fi
def4272a 2658
def4272a 2659
d0674868 2660# build pkg-config files
def4272a 2661
d0674868
DB
2662pkgconfig_generate(){
2663name=$1
b0dfd108 2664shortname=${name#lib}${build_suffix}
d0674868
DB
2665comment=$2
2666version=$3
2667libs=$4
2668requires=$5
25cd5cb3 2669cat <<EOF > $name/$name.pc
3e89171a 2670prefix=$prefix
a94e666c 2671exec_prefix=\${prefix}
f2b7382c 2672libdir=$libdir
7622778e 2673includedir=$incdir
def4272a 2674
d0674868
DB
2675Name: $name
2676Description: $comment
2677Version: $version
5dcfe9f8
AH
2678Requires: $(disabled shared && echo $requires)
2679Requires.private: $(enabled shared && echo $requires)
def4272a 2680Conflicts:
12701f6e
AH
2681Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2682Libs.private: $(enabled shared && echo $libs)
76a448ed 2683Cflags: -I\${includedir}
def4272a 2684EOF
25cd5cb3 2685cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2686prefix=
2687exec_prefix=
46d1ff83 2688libdir=\${pcfiledir}
1d44d365 2689includedir=${source_path}
def4272a 2690
d0674868
DB
2691Name: $name
2692Description: $comment
2693Version: $version
2694Requires: $requires
def4272a 2695Conflicts:
12701f6e 2696Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2697Cflags: -I\${includedir}
2698EOF
d0674868 2699}
def4272a 2700
e426941d 2701pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2702pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2703pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2704pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2705enabled avfilter &&
46983309 2706 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2707enabled postproc &&
e426941d 2708 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2709pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"