Use constant offsets for memory operands since gcc is unable to
[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."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
109 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
110 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
111 --enable-memalign-hack emulate memalign, interferes with memory debuggers
112 --enable-beos-netserver enable BeOS netserver
113 --disable-encoder=NAME disable encoder NAME
114 --enable-encoder=NAME enable encoder NAME
115 --disable-encoders disable all encoders
116 --disable-decoder=NAME disable decoder NAME
117 --enable-decoder=NAME enable decoder NAME
118 --disable-decoders disable all decoders
119 --disable-hwaccel=NAME disable hwaccel NAME
120 --enable-hwaccel=NAME enable hwaccel NAME
121 --disable-hwaccels disable all hwaccels
122 --disable-muxer=NAME disable muxer NAME
123 --enable-muxer=NAME enable muxer NAME
124 --disable-muxers disable all muxers
125 --disable-demuxer=NAME disable demuxer NAME
126 --enable-demuxer=NAME enable demuxer NAME
127 --disable-demuxers disable all demuxers
128 --enable-parser=NAME enable parser NAME
129 --disable-parser=NAME disable parser NAME
130 --disable-parsers disable all parsers
131 --enable-bsf=NAME enable bitstream filter NAME
132 --disable-bsf=NAME disable bitstream filter NAME
133 --disable-bsfs disable all bitstream filters
134 --enable-protocol=NAME enable protocol NAME
135 --disable-protocol=NAME disable protocol NAME
136 --disable-protocols disable all protocols
137 --disable-indev=NAME disable input device NAME
138 --disable-outdev=NAME disable output device NAME
139 --disable-indevs disable input devices
140 --disable-outdevs disable output devices
141 --disable-devices disable all devices
142 --enable-filter=NAME enable filter NAME
143 --disable-filter=NAME disable filter NAME
144 --disable-filters disable all filters
145 --list-decoders show all available decoders
146 --list-encoders show all available encoders
147 --list-hwaccels show all available hardware accelerators
148 --list-muxers show all available muxers
149 --list-demuxers show all available demuxers
150 --list-parsers show all available parsers
151 --list-protocols show all available protocols
152 --list-bsfs show all available bitstream filters
153 --list-indevs show all available input devices
154 --list-outdevs show all available output devices
155 --list-filters show all available filters
156
157External library support:
158 --enable-avisynth enable reading of AVISynth script files [no]
159 --enable-bzlib enable bzlib [autodetect]
160 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
161 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
162 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
163 and libraw1394 [no]
164 --enable-libdirac enable Dirac support via libdirac [no]
165 --enable-libfaac enable FAAC support via libfaac [no]
166 --enable-libfaad enable FAAD support via libfaad [no]
167 --enable-libfaadbin open libfaad.so.0 at runtime [no]
168 --enable-libgsm enable GSM support via libgsm [no]
169 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
170 --enable-libnut enable NUT (de)muxing via libnut,
171 native (de)muxer exists [no]
172 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
173 --enable-libschroedinger enable Dirac support via libschroedinger [no]
174 --enable-libspeex enable Speex decoding via libspeex [no]
175 --enable-libtheora enable Theora encoding via libtheora [no]
176 --enable-libvorbis enable Vorbis encoding via libvorbis,
177 native implementation exists [no]
178 --enable-libx264 enable H.264 encoding via x264 [no]
179 --enable-libxvid enable Xvid encoding via xvidcore,
180 native MPEG-4/Xvid encoder exists [no]
181 --enable-mlib enable Sun medialib [no]
182 --enable-zlib enable zlib [autodetect]
183
184Advanced options (experts only):
185 --source-path=PATH path to source code [$source_path]
186 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
187 --enable-cross-compile assume a cross-compiler is used
188 --sysroot=PATH root of cross-build tree
189 --sysinclude=PATH location of cross-build system headers
190 --target-os=OS compiler targets OS [$target_os]
191 --target-exec=CMD command to run executables on target
192 --target-path=DIR path to view of build directory on target
193 --nm=NM use nm tool
194 --as=AS use assembler AS [$as_default]
195 --cc=CC use C compiler CC [$cc_default]
196 --ld=LD use linker LD
197 --host-cc=HOSTCC use host C compiler HOSTCC
198 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
199 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
200 --host-libs=HLIBS use libs HLIBS when linking for host
201 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
202 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
203 --extra-libs=ELIBS add ELIBS [$ELIBS]
204 --extra-version=STRING version string suffix []
205 --build-suffix=SUFFIX library name suffix []
206 --arch=ARCH select architecture [$arch]
207 --cpu=CPU select the minimum required CPU (affects
208 instruction selection, may crash on older CPUs)
209 --enable-powerpc-perf enable performance report on PPC
210 (requires enabling PMC)
c8a4ae00 211 --disable-asm disable all assembler optimizations
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212 --disable-altivec disable AltiVec optimizations
213 --disable-amd3dnow disable 3DNow! optimizations
214 --disable-amd3dnowext disable 3DNow! extended optimizations
215 --disable-mmx disable MMX optimizations
216 --disable-mmx2 disable MMX2 optimizations
217 --disable-sse disable SSE optimizations
218 --disable-ssse3 disable SSSE3 optimizations
219 --disable-armv5te disable armv5te optimizations
220 --disable-armv6 disable armv6 optimizations
221 --disable-armv6t2 disable armv6t2 optimizations
222 --disable-armvfp disable ARM VFP optimizations
223 --disable-iwmmxt disable iwmmxt optimizations
224 --disable-mmi disable MMI optimizations
225 --disable-neon disable neon optimizations
226 --disable-vis disable VIS optimizations
227 --disable-yasm disable use of yasm assembler
228 --enable-pic build position-independent code
229
230Developer options (useful when working on FFmpeg itself):
231 --disable-debug disable debugging symbols
232 --enable-debug=LEVEL set the debug level [$debuglevel]
233 --enable-gprof enable profiling with gprof [$gprof]
234 --disable-optimizations disable compiler optimizations
235 --enable-extra-warnings enable more compiler warnings
236 --disable-stripping disable stripping of executables and shared libraries
237
238NOTE: Object files are built at the place where configure is launched.
239EOF
60e8bc13 240 exit 0
74c53c2d 241}
cf9d24ad 242
57bd82d4 243log(){
2270b4b2 244 echo "$@" >> $logfile
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245}
246
720c69da 247log_file(){
c8e9f801 248 log BEGIN $1
2270b4b2 249 pr -n -t $1 >> $logfile
c8e9f801
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250 log END $1
251}
252
2ba042a7 253echolog(){
c8e9f801 254 log "$@"
57bd82d4 255 echo "$@"
2ba042a7
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256}
257
258die(){
259 echolog "$@"
260 cat <<EOF
d326cf7f 261
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262If you think configure made a mistake, make sure you are using the latest
263version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 264ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 265EOF
e155a21a 266 if disabled logging; then
2ba042a7 267 cat <<EOF
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268Rerun configure with logging enabled (do not use --disable-logging), and
269include the log this produces with your report.
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270EOF
271 else
272cat <<EOF
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273Include the log file "$logfile" produced by configure as this will help
274solving the problem.
2ba042a7
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275EOF
276 fi
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277 exit 1
278}
279
6c6007d6 280# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 281toupper(){
6c6007d6 282 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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283}
284
4a5444db 285tolower(){
6c6007d6 286 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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287}
288
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289c_escape(){
290 echo "$*" | sed 's/["\\]/\\\0/g'
291}
292
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293sh_quote(){
294 v=$(echo "$1" | sed "s/'/'\\\\''/g")
295 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
296 echo "$v"
297}
298
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299filter(){
300 pat=$1
301 shift
302 for v; do
98ef6079 303 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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304 done
305}
306
a8d04fba
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307set_all(){
308 value=$1
309 shift
310 for var in $*; do
311 eval $var=$value
312 done
313}
314
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315set_weak(){
316 value=$1
317 shift
318 for var; do
319 eval : \${$var:=$value}
320 done
321}
322
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MR
323pushvar(){
324 for var in $*; do
325 eval level=\${${var}_level:=0}
326 eval ${var}_${level}="\$$var"
327 eval ${var}_level=$(($level+1))
328 done
329}
330
331popvar(){
332 for var in $*; do
333 eval level=\${${var}_level:-0}
334 test $level = 0 && continue
335 eval level=$(($level-1))
336 eval $var="\${${var}_${level}}"
337 eval ${var}_level=$level
338 eval unset ${var}_${level}
339 done
340}
341
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342enable(){
343 set_all yes $*
344}
345
346disable(){
347 set_all no $*
348}
349
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350enable_weak(){
351 set_weak yes $*
352}
353
354disable_weak(){
355 set_weak no $*
356}
357
72702705 358enable_safe(){
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MR
359 for var; do
360 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
361 done
72702705
MR
362}
363
364disable_safe(){
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MR
365 for var; do
366 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
367 done
72702705
MR
368}
369
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MR
370do_enable_deep(){
371 for var; do
372 enabled $var && continue
373 eval sel="\$${var}_select"
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374 eval sgs="\$${var}_suggest"
375 pushvar var sgs
f9d328da 376 enable_deep $sel
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377 popvar sgs
378 enable_deep_weak $sgs
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379 popvar var
380 done
381}
382
383enable_deep(){
384 do_enable_deep $*
385 enable $*
386}
387
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388enable_deep_weak(){
389 do_enable_deep $*
390 enable_weak $*
391}
392
57bd82d4 393enabled(){
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MR
394 test "${1#!}" = "$1" && op== || op=!=
395 eval test "x\$${1#!}" $op "xyes"
44161118
MR
396}
397
37970ebf 398disabled(){
3250003c
MR
399 test "${1#!}" = "$1" && op== || op=!=
400 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
401}
402
44161118
MR
403enabled_all(){
404 for opt; do
405 enabled $opt || return 1
406 done
407}
408
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DB
409disabled_all(){
410 for opt; do
411 disabled $opt || return 1
412 done
413}
414
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MR
415enabled_any(){
416 for opt; do
417 enabled $opt && return 0
418 done
419}
420
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DB
421disabled_any(){
422 for opt; do
423 disabled $opt && return 0
424 done
f7b230a7 425 return 1
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DB
426}
427
c9d19248
MR
428set_default(){
429 for opt; do
88268e94 430 eval : \${$opt:=\$${opt}_default}
c9d19248
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431 done
432}
433
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434is_in(){
435 value=$1
436 shift
437 for var in $*; do
438 [ $var = $value ] && return 0
439 done
440 return 1
441}
442
30fd06be
MR
443check_deps(){
444 for cfg; do
3250003c 445 cfg="${cfg#!}"
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MR
446 enabled ${cfg}_checking && die "Circular dependency for $cfg."
447 disabled ${cfg}_checking && continue
448 enable ${cfg}_checking
449
30fd06be
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450 eval dep_all="\$${cfg}_deps"
451 eval dep_any="\$${cfg}_deps_any"
7ef3425f 452 eval dep_sel="\$${cfg}_select"
c510c7b5 453 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
454 eval dep_ifa="\$${cfg}_if"
455 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 456
3d7453e0
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457 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
458 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
459 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 460
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461 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
462 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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463 enabled_all $dep_all || disable $cfg
464 enabled_any $dep_any || disable $cfg
7ef3425f 465 disabled_any $dep_sel && disable $cfg
799c9e9b 466
4ec45764
RP
467 if enabled $cfg; then
468 eval dep_extralibs="\$${cfg}_extralibs"
469 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 470 enable_deep $dep_sel
c510c7b5 471 enable_deep_weak $dep_sgs
4ec45764
RP
472 fi
473
799c9e9b 474 disable ${cfg}_checking
30fd06be
MR
475 done
476}
477
44161118
MR
478print_config(){
479 pfx=$1
480 header=$2
481 makefile=$3
482 shift 3
483 for cfg; do
5e622c40 484 ucname="$(toupper $cfg)"
44161118 485 if enabled $cfg; then
3d907e22 486 echo "#define ${pfx}${ucname} 1" >> $header
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487 echo "${pfx}${ucname}=yes" >> $makefile
488 else
b250f9c6 489 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 490 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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491 fi
492 done
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493}
494
495flags_saved(){
2270b4b2 496 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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497}
498
dcd479c0 499save_flags(){
57bd82d4 500 flags_saved && return
dcd479c0
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501 SAVE_CFLAGS="$CFLAGS"
502 SAVE_LDFLAGS="$LDFLAGS"
503 SAVE_extralibs="$extralibs"
504}
505
506restore_flags(){
f5d28d10 507 flags_saved || return
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MR
508 CFLAGS="$SAVE_CFLAGS"
509 LDFLAGS="$SAVE_LDFLAGS"
510 extralibs="$SAVE_extralibs"
511 unset SAVE_CFLAGS
512 unset SAVE_LDFLAGS
513 unset SAVE_extralibs
514}
515
516temp_cflags(){
517 save_flags
518 CFLAGS="$CFLAGS $*"
519}
520
521temp_ldflags(){
522 save_flags
523 LDFLAGS="$LDFLAGS $*"
524}
525
526temp_extralibs(){
527 save_flags
528 extralibs="$extralibs $*"
529}
530
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531append(){
532 var=$1
533 shift
534 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
535 eval "$var=\"\$$var $*\""
536}
537
50a334e4 538add_cppflags(){
caf458dd 539 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
540}
541
57bd82d4 542add_cflags(){
caf458dd 543 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
544}
545
2f2e6c7c 546add_asflags(){
caf458dd 547 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
548}
549
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550add_ldflags(){
551 append LDFLAGS "$@"
552}
553
554add_extralibs(){
555 append extralibs "$@"
556}
557
b0cfb663 558check_cmd(){
b3cb5d51 559 log "$@"
2270b4b2 560 "$@" >> $logfile 2>&1
b0cfb663
MR
561}
562
dcd479c0 563check_cc(){
57bd82d4 564 log check_cc "$@"
2270b4b2 565 cat > $TMPC
720c69da 566 log_file $TMPC
50a334e4 567 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
568}
569
570check_cpp(){
571 log check_cpp "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
9e7f3277 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
575}
576
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577check_as(){
578 log check_as "$@"
579 cat > $TMPC
580 log_file $TMPC
2f2e6c7c 581 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
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582}
583
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MR
584check_asm(){
585 log check_asm "$@"
586 name="$1"
3784e82e 587 code="$2"
940f335a 588 shift 2
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589 disable $name
590 check_as "$@" <<EOF && enable $name
3784e82e 591void foo(void){ __asm__ volatile($code); }
940f335a
MR
592EOF
593}
594
304d586d
LM
595check_yasm(){
596 log check_yasm "$@"
597 echo "$1" > $TMPS
598 log_file $TMPS
599 shift 1
600 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
601}
602
dcd479c0 603check_ld(){
57bd82d4 604 log check_ld "$@"
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MR
605 flags=''
606 libs=''
607 for f; do
608 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
609 done
2a194acd 610 check_cc $($filter_cflags $flags) || return
684b28e0 611 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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612}
613
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MR
614check_cppflags(){
615 log check_cppflags "$@"
caf458dd
MR
616 set -- $($filter_cppflags "$@")
617 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
618int x;
619EOF
620}
621
dcd479c0 622check_cflags(){
57bd82d4 623 log check_cflags "$@"
caf458dd
MR
624 set -- $($filter_cflags "$@")
625 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
626int x;
627EOF
628}
629
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630test_ldflags(){
631 log test_ldflags "$@"
632 check_ld "$@" <<EOF
c23a0ac8 633int main(void){ return 0; }
dcd479c0
MR
634EOF
635}
636
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MR
637check_ldflags(){
638 log check_ldflags "$@"
639 test_ldflags "$@" && add_ldflags "$@"
640}
641
dcd479c0 642check_header(){
57bd82d4 643 log check_header "$@"
dcd479c0
MR
644 header=$1
645 shift
b77df637
MR
646 disable_safe $header
647 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
648#include <$header>
649int x;
650EOF
651}
652
653check_func(){
57bd82d4 654 log check_func "$@"
dcd479c0
MR
655 func=$1
656 shift
d8bc5f06
MR
657 disable $func
658 check_ld "$@" <<EOF && enable $func
dcd479c0 659extern int $func();
c23a0ac8 660int main(void){ $func(); }
dcd479c0
MR
661EOF
662}
663
2446d3d6
DB
664check_func_headers(){
665 log check_func_headers "$@"
f8d7b072
MR
666 headers=$1
667 func=$2
668 shift 2
669 disable $func
670 incs=""
671 for hdr in $headers; do
672 incs="$incs
673#include <$hdr>"
674 done
cd0d9a9d 675 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 676$incs
d6773f56 677int main(int argc, char **argv){
2b2c2a81 678 return (long) $func;
f8d7b072
MR
679}
680EOF
681}
682
a5344cf7
SS
683check_cpp_condition(){
684 log check_cpp_condition "$@"
685 header=$1
686 condition=$2
f855b7b9
MR
687 shift 2
688 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
689#include <$header>
690#if !($condition)
691#error "unsatisfied condition: $condition"
692#endif
693EOF
694}
695
57bd82d4
MR
696check_lib(){
697 log check_lib "$@"
698 header="$1"
699 func="$2"
700 shift 2
fcfcde17
MR
701 temp_extralibs "$@"
702 check_header $header && check_func $func && add_extralibs "$@"
703 err=$?
704 restore_flags
705 return $err
57bd82d4
MR
706}
707
f8d7b072
MR
708check_lib2(){
709 log check_lib2 "$@"
710 headers="$1"
711 func="$2"
712 shift 2
300cde27 713 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
714}
715
dcd479c0 716check_exec(){
2270b4b2 717 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
718}
719
7dfef245 720check_exec_crash(){
5e622c40 721 code=$(cat)
7dfef245
MR
722
723 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
724 # are safe but may not be available everywhere. Thus we use
725 # raise(SIGTERM) instead. The check is run in a subshell so we
726 # can redirect the "Terminated" message from the shell. SIGBUS
727 # is not defined by standard C so it is used conditionally.
728
2270b4b2 729 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
730#include <signal.h>
731static void sighandler(int sig){
732 raise(SIGTERM);
733}
e5af4a11 734int main(void){
7dfef245
MR
735 signal(SIGILL, sighandler);
736 signal(SIGFPE, sighandler);
737 signal(SIGSEGV, sighandler);
738#ifdef SIGBUS
739 signal(SIGBUS, sighandler);
740#endif
741 { $code }
742}
743EOF
744}
745
72be9e73
DY
746check_type(){
747 log check_type "$@"
748 headers=$1
749 type=$2
750 shift 2
ae550ce9 751 disable_safe "$type"
72be9e73
DY
752 incs=""
753 for hdr in $headers; do
754 incs="$incs
755#include <$hdr>"
756 done
ae550ce9 757 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
758$incs
759$type v;
760EOF
761}
762
14d36751
MR
763check_struct(){
764 log check_type "$@"
765 headers=$1
766 struct=$2
767 member=$3
768 shift 3
769 disable_safe "${struct}_${member}"
770 incs=""
771 for hdr in $headers; do
772 incs="$incs
773#include <$hdr>"
774 done
775 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
776$incs
777const void *p = &(($struct *)0)->$member;
778EOF
779}
780
57bd82d4
MR
781require(){
782 name="$1"
783 header="$2"
784 func="$3"
785 shift 3
786 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
787}
788
f8d7b072
MR
789require2(){
790 name="$1"
791 headers="$2"
792 func="$3"
793 shift 3
794 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
795}
796
eea50282
MR
797check_foo_config(){
798 cfg=$1
799 pkg=$2
800 header=$3
801 func=$4
802 shift 4
803 disable $cfg
804 check_cmd ${pkg}-config --version
805 err=$?
806 if test "$err" = 0; then
5e622c40
DB
807 temp_cflags $(${pkg}-config --cflags)
808 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
809 check_lib "$@" $header $func && enable $cfg
810 fi
811 return $err
812}
813
f0125de9
MR
814check_host_cc(){
815 log check_host_cc "$@"
816 cat > $TMPC
817 log_file $TMPC
818 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
819}
820
821check_host_cflags(){
822 log check_host_cflags "$@"
823 check_host_cc "$@" <<EOF && append host_cflags "$@"
824int x;
825EOF
826}
827
c505dd31
MR
828apply(){
829 file=$1
830 shift
831 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
832}
833
c34681df
MR
834cp_if_changed(){
835 cmp -s "$1" "$2" &&
836 echo "$2 is unchanged" ||
837 cp -f "$1" "$2"
838}
839
dcd61286
DB
840# CONFIG_LIST contains configurable options, while HAVE_LIST is for
841# system-dependent things.
842
4a0d6686
AJ
843COMPONENT_LIST="
844 bsfs
845 decoders
846 demuxers
847 encoders
3cde40aa 848 filters
5666fd73 849 hwaccels
c552605c 850 indevs
4a0d6686 851 muxers
c552605c 852 outdevs
4a0d6686
AJ
853 parsers
854 protocols
855"
856
857CONFIG_LIST="
858 $COMPONENT_LIST
e8ed9b7a 859 aandct
f7679c54
VS
860 avfilter
861 avfilter_lavf
c88f5d72
MR
862 avisynth
863 beos_netserver
f402916e 864 bzlib
c73f65d9 865 doc
27a9466b 866 fastdiv
c88f5d72
MR
867 ffmpeg
868 ffplay
869 ffserver
1848f7d9 870 fft
4f034993 871 golomb
c88f5d72 872 gpl
ecfc4f44 873 gprof
d8d0d0b2 874 gray
3abe5fbd 875 hardcoded_tables
c88f5d72 876 ipv6
f7b8bffe 877 libdc1394
690bfceb 878 libdirac
2eed5a46
DB
879 libfaac
880 libfaad
881 libfaadbin
c88f5d72 882 libgsm
6ebe07fb 883 libmp3lame
c88f5d72 884 libnut
0b175caa
DB
885 libopencore_amrnb
886 libopencore_amrwb
9a77d59a 887 libopenjpeg
f7cd9eed 888 libschroedinger
ae14f311 889 libspeex
150d2772 890 libtheora
c88f5d72 891 libvorbis
1cc60c47
DB
892 libx264
893 libxvid
f4d608e3 894 lpc
47a158cb 895 mdct
c88f5d72 896 memalign_hack
a8150374 897 mlib
c88f5d72
MR
898 mpegaudio_hp
899 network
3fe142e2 900 nonfree
8a3c8627 901 pic
4a24ab64 902 postproc
2b4c3615 903 powerpc_perf
68602540 904 rdft
e90f5b5a 905 runtime_cpudetect
2e35e684 906 shared
bd2216e4 907 small
2e35e684 908 static
a9ddb5b1 909 swscale_alpha
17492d5e
DB
910 vaapi
911 vdpau
9cad0e4e 912 version3
56a059ac 913 x11grab
c88f5d72 914 zlib
4a0d6686 915"
c88f5d72 916
8eee7025
DB
917THREADS_LIST='
918 beosthreads
d22e8442 919 os2threads
8eee7025
DB
920 pthreads
921 w32threads
922'
923
3f5b56e5
MR
924ARCH_LIST='
925 alpha
a2fc0f6a 926 arm
fdcd782d
MR
927 avr32
928 avr32_ap
929 avr32_uc
3f5b56e5
MR
930 bfin
931 ia64
932 m68k
933 mips
bae3abb0 934 mips64
3f5b56e5 935 parisc
79cb09b2 936 ppc
34d11b87 937 ppc64
3f5b56e5
MR
938 s390
939 sh4
940 sparc
941 sparc64
942 x86
943 x86_32
944 x86_64
945'
946
947ARCH_EXT_LIST='
1ac9331a 948 altivec
3bf96eec 949 amd3dnow
a1ef9f08 950 amd3dnowext
1ac9331a 951 armv5te
edab3048 952 armv6
ab5cb084 953 armv6t2
f55b299a 954 armvfp
3f5b56e5
MR
955 iwmmxt
956 mmi
957 mmx
d7f0920b 958 mmx2
6b18d278 959 neon
799fde37 960 ppc4xx
1bb04d5a 961 sse
9eeed841 962 ssse3
bd9d34a0 963 vis
3f5b56e5
MR
964'
965
a3e02a8c
MR
966HAVE_LIST_PUB='
967 bigendian
968'
969
3f5b56e5
MR
970HAVE_LIST="
971 $ARCH_EXT_LIST
a3e02a8c 972 $HAVE_LIST_PUB
3f5b56e5 973 $THREADS_LIST
35fd8122 974 alsa_asoundlib_h
3f5b56e5 975 altivec_h
c9fdab0d 976 arpa_inet_h
e7ea5e3d 977 attribute_packed
6bd859d6 978 bswap
ecf97f22 979 closesocket
1ac9331a 980 cmov
e16e49ac 981 conio_h
c88f5d72 982 dcbzl
f8aa696f
DB
983 dev_bktr_ioctl_bt848_h
984 dev_bktr_ioctl_meteor_h
985 dev_ic_bt8xx_h
986 dev_video_meteor_ioctl_meteor_h
987 dev_video_bktr_ioctl_bt848_h
18b67ae5 988 dlfcn_h
c88f5d72 989 dlopen
bc574408 990 dos_paths
245626d0
DB
991 ebp_available
992 ebx_available
6b7c7703
VS
993 exp2
994 exp2f
c2a29455 995 fast_64bit
669b5583 996 fast_clz
7073e9fc 997 fast_cmov
7b829d2a 998 fast_unaligned
9d99cc5a 999 fork
84882df6 1000 getaddrinfo
da9e86f8 1001 gethrtime
4e68cb8a 1002 GetProcessTimes
66be5b45 1003 getrusage
2e1913b1 1004 inet_aton
61d251db 1005 inline_asm
abfc8d05 1006 isatty
9f5ff83f 1007 ldbrx
0b4a1821
AS
1008 libdc1394_1
1009 libdc1394_2
a33cab3a 1010 llrint
291fd18a 1011 log2
6b7c7703 1012 log2f
85dd97ad 1013 loongson
a33cab3a 1014 lrint
c88f5d72 1015 lrintf
e4673692 1016 lzo1x_999_compress
f8aa696f
DB
1017 machine_ioctl_bt848_h
1018 machine_ioctl_meteor_h
c88f5d72
MR
1019 malloc_h
1020 memalign
6ffa87d3 1021 mkstemp
b4e806b2 1022 pld
1f91cdce 1023 posix_memalign
a33cab3a
MK
1024 round
1025 roundf
c88f5d72
MR
1026 sdl
1027 sdl_video_size
b507ebd1 1028 setmode
72be9e73 1029 socklen_t
deb29777 1030 soundcard_h
f8cda19e 1031 poll_h
c0018613 1032 struct_addrinfo
33a4dbdd 1033 struct_sockaddr_storage
b58412f1 1034 sys_mman_h
b091aa44 1035 sys_resource_h
81644c2e 1036 sys_select_h
deb29777 1037 sys_soundcard_h
1b6e8b73 1038 sys_videoio_h
d3a4b4e0 1039 ten_operands
e16e49ac 1040 termios_h
b265431e 1041 threads
7b04b8a0 1042 truncf
ce742de2 1043 vfp_args
7c5bfe7a 1044 VirtualAlloc
6ff3f3e7 1045 winsock2_h
cc078b5d 1046 xform_asm
304d586d 1047 yasm
0cb78cef 1048"
44161118 1049
b6bb00b0
MR
1050# options emitted with CONFIG_ prefix but not available on command line
1051CONFIG_EXTRA="
9cad0e4e
DB
1052 gplv3
1053 lgplv3
b6bb00b0
MR
1054"
1055
520cc7f1 1056CMDLINE_SELECT="
3f5b56e5 1057 $ARCH_EXT_LIST
520cc7f1 1058 $CONFIG_LIST
8eee7025 1059 $THREADS_LIST
c8a4ae00 1060 asm
db6107b6 1061 cross_compile
520cc7f1
MR
1062 debug
1063 extra_warnings
8c6afa4d 1064 logging
d2bbb2f7 1065 optimizations
87a0fb62 1066 stripping
7595a5e4 1067 yasm
520cc7f1 1068"
426be5dc
DB
1069
1070PATHS_LIST='
d156bede 1071 bindir
14a8acf1 1072 datadir
26759c44
MR
1073 incdir
1074 libdir
26759c44
MR
1075 mandir
1076 prefix
1077 shlibdir
426be5dc
DB
1078'
1079
1080CMDLINE_SET="
1081 $PATHS_LIST
1082 arch
313c46a6 1083 as
426be5dc
DB
1084 build_suffix
1085 cc
1086 cpu
1087 cross_prefix
50567afa 1088 dep_cc
ac63af34 1089 extra_version
9da6609f
MR
1090 host_cc
1091 host_cflags
1092 host_ldflags
1093 host_libs
82bb3329 1094 host_os
684b28e0 1095 ld
426be5dc 1096 logfile
89641463 1097 nm
26759c44 1098 source_path
c5200f17
MR
1099 sysinclude
1100 sysroot
a7ada2ba 1101 target_exec
26759c44 1102 target_os
a7ada2ba 1103 target_path
426be5dc 1104"
520cc7f1 1105
89f2932b
MR
1106CMDLINE_APPEND="
1107 extra_cflags
1108"
1109
912f3148
DB
1110# code dependency declarations
1111
9eeed841 1112# architecture extensions
808fa33c 1113
a2fc0f6a
MR
1114armv5te_deps="arm"
1115armv6_deps="arm"
ab5cb084 1116armv6t2_deps="arm"
a2fc0f6a
MR
1117armvfp_deps="arm"
1118iwmmxt_deps="arm"
808fa33c
MR
1119neon_deps="arm"
1120
e241ba14 1121mmi_deps="mips"
808fa33c
MR
1122
1123altivec_deps="ppc"
1124ppc4xx_deps="ppc"
1125
1126vis_deps="sparc"
1127
e939cedd 1128x86_64_select="cmov fast_cmov"
808fa33c
MR
1129amd3dnow_deps="mmx"
1130amd3dnowext_deps="amd3dnow"
9eeed841 1131mmx_deps="x86"
75aa95a6 1132mmx2_deps="mmx"
75aa95a6
DB
1133sse_deps="mmx"
1134ssse3_deps="sse"
9eeed841 1135
e939cedd 1136fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1137fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1138fast_unaligned_if_any="armv6 ppc x86"
669b5583 1139
89e053f8 1140need_memalign="altivec neon sse"
6fec122a 1141inline_asm_deps="!tms470"
89e053f8 1142
5666fd73 1143# decoders / encoders / hardware accelerators
f1e94694 1144aac_decoder_select="fft mdct aac_parser"
84c04e25 1145aac_encoder_select="fft mdct"
5b423887 1146ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1147alac_encoder_select="lpc"
47a158cb 1148atrac3_decoder_select="fft mdct"
4f034993 1149cavs_decoder_select="golomb"
47a158cb 1150cook_decoder_select="fft mdct"
2eef7c62 1151cscd_decoder_suggest="zlib"
47a158cb 1152dca_decoder_select="fft mdct"
e8ed9b7a 1153dnxhd_encoder_select="aandct"
2eef7c62 1154dxa_decoder_select="zlib"
baf91bb9 1155eac3_decoder_select="ac3_decoder"
84c04e25 1156eamad_decoder_select="aandct"
e8ed9b7a 1157eatgq_decoder_select="aandct"
d52b39c7 1158eatqi_decoder_select="aandct"
4f034993
MR
1159ffv1_decoder_select="golomb"
1160flac_decoder_select="golomb"
f4d608e3 1161flac_encoder_select="golomb lpc"
2eef7c62
AJ
1162flashsv_decoder_select="zlib"
1163flashsv_encoder_select="zlib"
4414137e 1164flv_decoder_select="h263_decoder"
4d4b4bd1 1165flv_encoder_select="h263_encoder"
e8ed9b7a 1166h261_encoder_select="aandct"
7f647ae0 1167h263_decoder_select="h263_parser"
e8ed9b7a 1168h263_encoder_select="aandct"
ff418735 1169h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1170h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1171h263i_decoder_select="h263_decoder"
fe629c2d 1172h263p_encoder_select="h263_encoder"
4f034993 1173h264_decoder_select="golomb"
ff418735 1174h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1175h264_vaapi_hwaccel_select="vaapi"
711dae77 1176h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1177h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1178imc_decoder_select="fft mdct"
4f034993
MR
1179jpegls_decoder_select="golomb"
1180jpegls_encoder_select="golomb"
e8ed9b7a 1181ljpeg_encoder_select="aandct"
4f034993 1182loco_decoder_select="golomb"
e8ed9b7a 1183mjpeg_encoder_select="aandct"
2cca233b 1184mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1185mpeg1video_encoder_select="aandct"
1186mpeg2video_encoder_select="aandct"
4414137e 1187mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1188mpeg4_encoder_select="h263_encoder"
711dae77 1189mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1190mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1191mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1192mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1193mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1194mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1195mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1196mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1197mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1198mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1199mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1200mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1201msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1202msmpeg4v1_encoder_select="h263_encoder"
4414137e 1203msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1204msmpeg4v2_encoder_select="h263_encoder"
4414137e 1205msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1206msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1207nellymoser_decoder_select="fft mdct"
1208nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1209png_decoder_select="zlib"
1210png_encoder_select="zlib"
63cae55d 1211qdm2_decoder_select="fft mdct rdft"
a8beb22f 1212rv10_decoder_select="h263_decoder"
b2bf38b4 1213rv10_encoder_select="h263_encoder"
a8beb22f 1214rv20_decoder_select="h263_decoder"
b2bf38b4 1215rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1216rv30_decoder_select="golomb"
1217rv40_decoder_select="golomb"
4f034993
MR
1218shorten_decoder_select="golomb"
1219sonic_decoder_select="golomb"
1220sonic_encoder_select="golomb"
1221sonic_ls_encoder_select="golomb"
1222svq3_decoder_select="golomb"
bee2eac5 1223svq3_decoder_suggest="zlib"
4eef77c1 1224theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1225tiff_decoder_suggest="zlib"
1226tiff_encoder_suggest="zlib"
aec09a00 1227truehd_decoder_select="mlp_decoder"
2eef7c62 1228tscc_decoder_select="zlib"
f95bfab0 1229vc1_decoder_select="h263_decoder"
ff418735 1230vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1231vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1232vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1233vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1234vorbis_decoder_select="fft mdct"
1235vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1236vp6a_decoder_select="vp6_decoder"
1237vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1238wmav1_decoder_select="fft mdct"
1239wmav1_encoder_select="fft mdct"
1240wmav2_decoder_select="fft mdct"
1241wmav2_encoder_select="fft mdct"
f95bfab0 1242wmv1_decoder_select="h263_decoder"
665507aa 1243wmv1_encoder_select="h263_encoder"
f95bfab0 1244wmv2_decoder_select="h263_decoder"
1746e2a9 1245wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1246wmv3_decoder_select="vc1_decoder"
1247wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1248wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1249zlib_decoder_select="zlib"
1250zlib_encoder_select="zlib"
1251zmbv_decoder_select="zlib"
1252zmbv_encoder_select="zlib"
30fd06be 1253
28b80940
DB
1254# parsers
1255h264_parser_select="golomb"
1256
f1e94694
DB
1257# bitstream_filters
1258aac_adtstoasc_bsf_select="aac_parser"
1259
912f3148 1260# external libraries
1b71f045 1261libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1262libdirac_encoder_deps="libdirac"
c9171a83 1263libfaac_encoder_deps="libfaac"
69ddbd1d 1264libfaad_decoder_deps="libfaad"
4ec45764 1265libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1266libgsm_decoder_deps="libgsm"
1267libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1268libgsm_ms_decoder_deps="libgsm"
1269libgsm_ms_encoder_deps="libgsm"
1cc60c47 1270libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1271libopencore_amrnb_decoder_deps="libopencore_amrnb"
1272libopencore_amrnb_encoder_deps="libopencore_amrnb"
1273libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1274libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1275libschroedinger_decoder_deps="libschroedinger"
1276libschroedinger_encoder_deps="libschroedinger"
ae14f311 1277libspeex_decoder_deps="libspeex"
150d2772 1278libtheora_encoder_deps="libtheora"
b0caf888 1279libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1280libx264_encoder_deps="libx264"
1281libxvid_encoder_deps="libxvid"
30fd06be 1282
912f3148 1283# demuxers / muxers
03a76ba9 1284ac3_demuxer_deps="ac3_parser"
647c2356 1285asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1286avisynth_demuxer_deps="avisynth"
1287dirac_demuxer_deps="dirac_parser"
5b423887 1288eac3_demuxer_select="ac3_parser"
647c2356 1289ipod_muxer_select="mov_muxer"
4e622dea
SS
1290libnut_demuxer_deps="libnut"
1291libnut_muxer_deps="libnut"
647c2356 1292matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1293matroska_demuxer_suggest="zlib bzlib"
1294mov_demuxer_suggest="zlib"
1295mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1296mp4_muxer_select="mov_muxer"
1297mpegtsraw_demuxer_select="mpegts_demuxer"
1298mxf_d10_muxer_select="mxf_muxer"
24ca518b 1299ogg_demuxer_select="golomb"
647c2356 1300psp_muxer_select="mov_muxer"
4e622dea
SS
1301rtsp_demuxer_deps="sdp_demuxer"
1302sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1303spdif_muxer_select="aac_parser"
647c2356
DB
1304tg2_muxer_select="mov_muxer"
1305tgp_muxer_select="mov_muxer"
6bdaa5f4 1306w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1307
1308# indevs / outdevs
38e54a75
SS
1309alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1310alsa_indev_extralibs="-lasound"
1311alsa_outdev_deps="alsa_asoundlib_h"
1312alsa_outdev_extralibs="-lasound"
1313audio_beos_indev_deps="audio_beos"
1314audio_beos_indev_extralibs="-lmedia -lbe"
1315audio_beos_outdev_deps="audio_beos"
1316audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1317bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1318dv1394_indev_deps="dv1394 dv_demuxer"
1319jack_indev_deps="jack_jack_h"
1320jack_indev_extralibs="-ljack"
1321libdc1394_indev_deps="libdc1394"
38e54a75
SS
1322oss_indev_deps_any="soundcard_h sys_soundcard_h"
1323oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1324v4l_indev_deps="linux_videodev_h"
1325v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1326vfwcap_indev_deps="capCreateCaptureWindow"
1327vfwcap_indev_extralibs="-lvfw32"
1328x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1329x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1330
912f3148 1331# protocols
3fff6382 1332gopher_protocol_deps="network"
c08fb000 1333http_protocol_deps="network"
cbf29889 1334rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1335rtp_protocol_deps="udp_protocol"
1336tcp_protocol_deps="network"
1337udp_protocol_deps="network"
1338
f7679c54 1339# filters
81124ba0 1340movie_filter_deps="avfilter_lavf"
f7679c54 1341
912f3148 1342# programs
fa859b4d 1343ffplay_deps="sdl"
6ad42348 1344ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1345ffserver_extralibs='$ldl'
a2830dca 1346
c73f65d9 1347doc_deps="texi2html"
912f3148 1348
de6d9b64 1349# default parameters
8a608357 1350
2ba042a7 1351logfile="config.err"
8a608357
MR
1352
1353# installation paths
c9d19248
MR
1354prefix_default="/usr/local"
1355bindir_default='${prefix}/bin'
14a8acf1 1356datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1357incdir_default='${prefix}/include'
1358libdir_default='${prefix}/lib'
1359mandir_default='${prefix}/share/man'
1360shlibdir_default="$libdir_default"
8a608357
MR
1361
1362# toolchain
11e6d03a 1363ar="ar"
13c7df3d 1364cc_default="gcc"
a3d7c197 1365cc_version=\"unknown\"
9da6609f 1366host_cc_default="gcc"
11e6d03a 1367ln_s="ln -sf"
89641463 1368nm_default="nm"
11e6d03a 1369objformat="elf"
be7109c1 1370ranlib="ranlib"
0f3cb305 1371strip="strip"
11e6d03a 1372yasmexe="yasm"
8a608357
MR
1373
1374# machine
5e622c40 1375arch=$(uname -m)
38d0a8aa 1376cpu="generic"
8a608357 1377
8a608357 1378# OS
4f854758 1379target_os=$(tolower $(uname -s))
82bb3329 1380host_os=$target_os
8a608357 1381
8a608357 1382# configurable options
c8a4ae00 1383enable asm
497237c7 1384enable debug
c73f65d9 1385enable doc
aa033b1e 1386enable fastdiv
497237c7
RP
1387enable ffmpeg
1388enable ffplay
1389enable ffserver
1390enable ipv6
497237c7
RP
1391enable mpegaudio_hp
1392enable network
8400d6b8 1393enable optimizations
497237c7 1394enable protocols
530dc538 1395enable static
87a0fb62 1396enable stripping
a9ddb5b1 1397enable swscale_alpha
8a608357 1398
8a608357 1399# build settings
9987769a 1400SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1401FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1402LIBPREF="lib"
1403LIBSUF=".a"
c5f14466
RP
1404FULLNAME='$(NAME)$(BUILDSUF)'
1405LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1406SLIBPREF="lib"
1407SLIBSUF=".so"
c5f14466 1408SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1409SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1410SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1411LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1412
7e6c86e6
MR
1413CC_O='-o $@'
1414
f0125de9 1415host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1416host_libs='-lm'
1417
a7ada2ba
MR
1418target_path='.'
1419
0d7dca36
DB
1420# gcc stupidly only outputs the basename of targets with -MM, but we need the
1421# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1422DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1423DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1424
c597172e 1425# find source path
5e622c40 1426source_path="$(dirname "$0")"
497237c7 1427enable source_path_used
24524f36 1428if test -f configure; then
5e622c40 1429 source_path="$(pwd)"
497237c7 1430 disable source_path_used
c597172e 1431else
5e622c40 1432 source_path="$(cd "$source_path"; pwd)"
c597172e 1433 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1434 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1435 test -e "$source_path/config.h" &&
1436 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1437fi
1438
13cbe2c0 1439for v in "$@"; do
b04251c5
MR
1440 r=${v#*=}
1441 l=${v%"$r"}
1442 r=$(sh_quote "$r")
13cbe2c0
MR
1443 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1444done
c597172e 1445
73ef8980
MR
1446find_things(){
1447 thing=$1
1448 pattern=$2
1449 file=$source_path/$3
932ccf39 1450 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1451}
1452
1453ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1454DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1455HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1456PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1457BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1458MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1459DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1460OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1461INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1462PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1463FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1464
7483e694
DB
1465enable $ARCH_EXT_LIST \
1466 $DECODER_LIST \
1467 $ENCODER_LIST \
5666fd73 1468 $HWACCEL_LIST \
7483e694
DB
1469 $PARSER_LIST \
1470 $BSF_LIST \
1471 $DEMUXER_LIST \
1472 $MUXER_LIST \
f7679c54 1473 $FILTER_LIST \
7483e694
DB
1474 $PROTOCOL_LIST \
1475 $INDEV_LIST \
1476 $OUTDEV_LIST \
c597172e
MR
1477
1478die_unknown(){
1479 echo "Unknown option \"$1\"."
1480 echo "See $0 --help for available options."
1481 exit 1
1482}
1483
794f8e97 1484show_list() {
bf0c4afa
RP
1485 suffix=_$1
1486 shift
1487 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1488 exit 0
1489}
1490
c597172e 1491for opt do
7483e694
DB
1492 optval="${opt#*=}"
1493 case "$opt" in
0f010b2f 1494 --extra-ldflags=*) add_ldflags $optval
7483e694 1495 ;;
0f010b2f 1496 --extra-libs=*) add_extralibs $optval
7483e694 1497 ;;
8fb1cb58 1498 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1499 ;;
40bcf4c7
BL
1500 --enable-debug=*) debuglevel="$optval"
1501 ;;
7483e694 1502 --enable-*=*|--disable-*=*)
8b93ddc3 1503 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1504 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1505 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1506 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1507 $action $(filter "$name" $list)
7483e694
DB
1508 ;;
1509 --enable-?*|--disable-?*)
5e622c40 1510 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1511 if is_in $option $COMPONENT_LIST; then
fed5d54b 1512 test $action = disable && action=unset
e3773a55
MR
1513 eval $action \$$(toupper ${option%s})_LIST
1514 elif is_in $option $CMDLINE_SELECT; then
1515 $action $option
1516 else
1517 die_unknown $opt
1518 fi
7483e694
DB
1519 ;;
1520 --list-*)
1521 NAME="${opt#--list-}"
1522 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1523 NAME=${NAME%s}
1524 eval show_list $NAME \$$(toupper $NAME)_LIST
1525 ;;
1526 --help|-h) show_help
1527 ;;
1528 *)
884a36a7 1529 optname="${opt%%=*}"
26759c44
MR
1530 optname="${optname#--}"
1531 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1532 if is_in $optname $CMDLINE_SET; then
1533 eval $optname='$optval'
1534 elif is_in $optname $CMDLINE_APPEND; then
1535 append $optname "$optval"
1536 else
1537 die_unknown $opt
1538 fi
7483e694
DB
1539 ;;
1540 esac
c597172e
MR
1541done
1542
bcea99bb
MR
1543disabled logging && logfile=/dev/null
1544
13cbe2c0 1545echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1546set >> $logfile
1547
9da6609f
MR
1548test -n "$cross_prefix" && enable cross_compile
1549
adb2b908 1550ar="${cross_prefix}${ar}"
11e6d03a 1551cc_default="${cross_prefix}${cc_default}"
20e0ed95 1552nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1553ranlib="${cross_prefix}${ranlib}"
1554strip="${cross_prefix}${strip}"
1555
c5200f17
MR
1556sysinclude_default="${sysroot}/usr/include"
1557
75800dce 1558set_default cc nm sysinclude
9da6609f
MR
1559enabled cross_compile || host_cc_default=$cc
1560set_default host_cc
13c7df3d 1561
82bb3329
MR
1562exesuf() {
1563 case $1 in
1564 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1565 esac
1566}
1567
1568EXESUF=$(exesuf $target_os)
1569HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1570
e4e69e0b 1571# set temporary file name
a49d42c2 1572: ${TMPDIR:=$TEMPDIR}
c51fafa1 1573: ${TMPDIR:=$TMP}
a49d42c2 1574: ${TMPDIR:=/tmp}
e4e69e0b 1575
54460a83
MR
1576if ! check_cmd type mktemp; then
1577 # simple replacement for missing mktemp
1578 # NOT SAFE FOR GENERAL USE
1579 mktemp(){
1580 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1581 }
1582fi
1583
1584tmpfile(){
1585 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1586 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1587 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1588 append TMPFILES $tmp
1589 eval $1=$tmp
1590}
1591
1592trap 'rm -f -- $TMPFILES' EXIT
1593trap exit HUP INT TERM
1594
1595tmpfile TMPC .c
1596tmpfile TMPE $EXESUF
1597tmpfile TMPH .h
1598tmpfile TMPO .o
1599tmpfile TMPS .S
a482e61b 1600tmpfile TMPV .ver
54460a83
MR
1601tmpfile TMPSH .sh
1602
1603unset -f mktemp
e4e69e0b 1604
993f2d0f
MR
1605# make sure we can execute files in $TMPDIR
1606cat > $TMPSH 2>> $logfile <<EOF
1607#! /bin/sh
1608EOF
1609chmod +x $TMPSH >> $logfile 2>&1
1610if ! $TMPSH >> $logfile 2>&1; then
1611 cat <<EOF
1612Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1613variable to another directory and make sure that it is not mounted noexec.
1614EOF
1615 die "Sanity test failed."
1616fi
993f2d0f 1617
19b4c628
MR
1618filter_cflags=echo
1619filter_cppflags=echo
1620filter_asflags=echo
1621
8f0c157a 1622if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1623 cc_type=gcc
a3d7c197 1624 cc_version=__VERSION__
aef6bd1b
MR
1625 if ! $cc -dumpversion | grep -q '^2\.'; then
1626 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1627 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1628 fi
629687f6
MR
1629elif $cc --version 2>/dev/null | grep -q Intel; then
1630 cc_type=icc
6e3fa35d 1631 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1632 CC_DEPFLAGS='-MMD'
1633 AS_DEPFLAGS='-MMD'
629687f6
MR
1634elif $cc -v 2>&1 | grep -q xlc; then
1635 cc_type=xlc
6e3fa35d 1636 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1637elif $cc -V 2>/dev/null | grep -q Compaq; then
1638 cc_type=ccc
6e3fa35d 1639 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1640 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1641 debuglevel=3
df442a8d 1642 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1643elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1644 test -d "$sysroot" || die "No valid sysroot specified."
1645 cc_type=armcc
6e3fa35d 1646 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1647 armcc_conf="$PWD/armcc.conf"
1648 $cc --arm_linux_configure \
1649 --arm_linux_config_file="$armcc_conf" \
1650 --configure_sysroot="$sysroot" \
1651 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1652 die "Error creating armcc configuration file."
1653 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1654 as_default="${cross_prefix}gcc"
07dec06e
MR
1655 CC_DEPFLAGS='-MMD'
1656 AS_DEPFLAGS='-MMD'
6fec122a
MR
1657elif $cc -version 2>/dev/null | grep -q TMS470; then
1658 cc_type=tms470
6e3fa35d 1659 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1660 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1661 CC_O='-fr=$(@D)'
1662 as_default="${cross_prefix}gcc"
1663 ld_default="${cross_prefix}gcc"
6fec122a
MR
1664 TMPO=$(basename $TMPC .c).o
1665 append TMPFILES $TMPO
1666 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1667 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1668 AS_DEPFLAGS='-MMD'
6fec122a
MR
1669 filter_cflags=tms470_flags
1670 tms470_flags(){
1671 for flag; do
1672 case $flag in
1673 -march=*|-mcpu=*)
1674 case "${flag#*=}" in
1675 armv7-a|cortex-a*) echo -mv=7a8 ;;
1676 armv7-r|cortex-r*) echo -mv=7r4 ;;
1677 armv7-m|cortex-m*) echo -mv=7m3 ;;
1678 armv6*|arm11*) echo -mv=6 ;;
1679 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1680 echo -mv=5e ;;
1681 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1682 esac
1683 ;;
1684 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1685 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1686 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1687 -Os) echo -O3 -mf=2 ;;
1688 -O[0-3]) echo $flag -mf=5 ;;
1689 -g) echo -g -mn ;;
1690 esac
1691 done
1692 }
06da6943
DC
1693elif $cc -v 2>&1 | grep -q clang; then
1694 cc_type=clang
1695 cc_version=__VERSION__
1696 CC_DEPFLAGS='-MMD'
1697 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1698elif $cc -V 2>&1 | grep -q Sun; then
1699 cc_type=suncc
1700 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1701 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1702 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1703 filter_cflags=suncc_flags
1704 suncc_flags(){
1705 for flag; do
1706 case $flag in
1707 -march=*|-mcpu=*)
1708 case "${flag#*=}" in
1709 native) echo -xtarget=native ;;
1710 v9) echo -xarch=sparc ;;
1711 ultrasparc) echo -xarch=sparcvis ;;
1712 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1713 i586|pentium) echo -xchip=pentium ;;
1714 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1715 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1716 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1717 pentium4*) echo -xtarget=pentium4 ;;
1718 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1719 *-sse3) echo -xarch=sse3 ;;
1720 core2) echo -xarch=ssse3 -xchip=core2 ;;
1721 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1722 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1723 k8|opteron|athlon64|athlon-fx)
1724 echo -xarch=sse2a ;;
1725 athlon*) echo -xarch=pentium_proa ;;
1726 esac
1727 ;;
1728 -std=c99) echo -xc99 ;;
1729 -fomit-frame-pointer) echo -xregs=frameptr ;;
1730 -fPIC) echo -KPIC -xcode=pic32 ;;
1731 -Os) echo -O5 -xspace ;;
1732 -W*,*) echo $flag ;;
1733 -f*-*|-W*) ;;
1734 *) echo $flag ;;
1735 esac
1736 done
1737 }
629687f6
MR
1738fi
1739
1740test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1741
75bafbac 1742: ${as_default:=$cc}
50567afa 1743: ${dep_cc_default:=$cc}
684b28e0 1744: ${ld_default:=$cc}
50567afa 1745set_default as dep_cc ld
75800dce 1746
07dec06e
MR
1747test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1748test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1749
7f32f40c 1750add_cflags $extra_cflags
2f2e6c7c 1751add_asflags $extra_cflags
7f32f40c 1752
154d432c
MR
1753if test -n "$sysroot"; then
1754 case "$cc_type" in
1755 gcc)
467256f2 1756 add_cppflags --sysroot="$sysroot"
154d432c
MR
1757 add_ldflags --sysroot="$sysroot"
1758 ;;
6fec122a
MR
1759 tms470)
1760 add_cppflags -I"$sysinclude"
1761 add_ldflags --sysroot="$sysroot"
1762 ;;
06da6943
DC
1763 clang)
1764 add_cppflags -isysroot="$sysroot"
1765 add_ldflags -isysroot="$sysroot"
1766 ;;
154d432c
MR
1767 esac
1768fi
1769
d22c13a8
MR
1770if test "$cpu" = host; then
1771 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1772
1773 case "$cc_type" in
1774 gcc)
1775 check_native(){
1776 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1777 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1778 }
1779 cpu=$(check_native -march || check_native -mcpu)
1780 ;;
1781 esac
1782
1783 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1784fi
1785
e939cedd
MR
1786# Deal with common $arch aliases
1787case "$arch" in
1788 arm*)
1789 arch="arm"
1790 ;;
1791 mips|mipsel|IP*)
1792 arch="mips"
1793 ;;
1794 mips64)
1795 arch="mips"
1796 subarch="mips64"
1797 ;;
1798 parisc|hppa)
1799 arch="parisc"
1800 ;;
1801 parisc64|hppa64)
1802 arch="parisc"
1803 subarch="parisc64"
1804 ;;
1805 "Power Macintosh"|ppc|powerpc)
1806 arch="ppc"
1807 ;;
1808 ppc64)
1809 arch="ppc"
1810 subarch="ppc64"
1811 ;;
1812 s390|s390x)
1813 arch="s390"
1814 ;;
1815 sh4|sh)
1816 arch="sh4"
1817 ;;
1818 sun4u|sparc64)
1819 arch="sparc"
1820 subarch="sparc64"
1821 ;;
1822 i[3-6]86|i86pc|BePC|x86_64|amd64)
1823 arch="x86"
1824 ;;
1825esac
1826
1827is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1828enable $arch
e939cedd 1829
df5cdc24 1830# Add processor-specific flags
5d54c126
MR
1831if test "$cpu" = generic; then
1832 : do nothing
1833elif enabled ppc; then
343aef9b 1834
9dbd5c3d
MR
1835 case $cpu in
1836 601|ppc601|PowerPC601)
1837 cpuflags="-mcpu=601"
1838 ;;
1839 603*|ppc603*|PowerPC603*)
1840 cpuflags="-mcpu=603"
1841 ;;
1842 604*|ppc604*|PowerPC604*)
1843 cpuflags="-mcpu=604"
1844 ;;
1845 G3|g3|75*|ppc75*|PowerPC75*)
1846 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1847 ;;
1848 G4|g4|745*|ppc745*|PowerPC745*)
1849 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1850 ;;
1851 74*|ppc74*|PowerPC74*)
1852 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1853 ;;
1854 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1855 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1856 ;;
1857 Cell|CELL|cell)
1858 cpuflags="-mcpu=cell"
1859 enable ldbrx
1860 ;;
1861 esac
343aef9b
MR
1862
1863elif enabled x86; then
1864
9dbd5c3d
MR
1865 case $cpu in
1866 i[345]86|pentium)
1867 cpuflags="-march=$cpu"
1868 disable mmx
1869 ;;
1870 # targets that do NOT support conditional mov (cmov)
1871 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1872 cpuflags="-march=$cpu"
1873 disable cmov
1874 ;;
1875 # targets that do support conditional mov (cmov)
1876 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1877 cpuflags="-march=$cpu"
1878 enable cmov
1879 enable fast_cmov
1880 ;;
1881 # targets that do support conditional mov but on which it's slow
1882 pentium4|pentium4m|prescott|nocona)
1883 cpuflags="-march=$cpu"
1884 enable cmov
1885 disable fast_cmov
1886 ;;
1887 esac
343aef9b
MR
1888
1889elif enabled sparc; then
1890
9dbd5c3d
MR
1891 case $cpu in
1892 sparc64)
1893 cpuflags="-mcpu=v9"
1894 ;;
1895 esac
343aef9b
MR
1896
1897elif enabled arm; then
1898
34ba23c9
MR
1899 case $cpu in
1900 armv*)
1901 cpuflags="-march=$cpu"
1902 ;;
1903 *)
1904 cpuflags="-mcpu=$cpu"
1905 ;;
1906 esac
343aef9b
MR
1907
1908elif enabled alpha; then
1909
34ba23c9 1910 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1911
1912elif enabled bfin; then
1913
34ba23c9 1914 cpuflags="-mcpu=$cpu"
343aef9b
MR
1915
1916elif enabled mips; then
1917
34ba23c9 1918 cpuflags="-march=$cpu"
343aef9b
MR
1919
1920elif enabled avr32; then
1921
9dbd5c3d
MR
1922 case $cpu in
1923 ap7[02]0[0-2])
1924 subarch="avr32_ap"
1925 cpuflags="-mpart=$cpu"
1926 ;;
1927 ap)
1928 subarch="avr32_ap"
1929 cpuflags="-march=$cpu"
1930 ;;
1931 uc3[ab]*)
1932 subarch="avr32_uc"
1933 cpuflags="-mcpu=$cpu"
1934 ;;
1935 uc)
1936 subarch="avr32_uc"
1937 cpuflags="-march=$cpu"
1938 ;;
1939 esac
df5cdc24 1940
343aef9b
MR
1941fi
1942
df5cdc24
MR
1943add_cflags $cpuflags
1944add_asflags $cpuflags
1945
993f2d0f
MR
1946# compiler sanity check
1947check_exec <<EOF
1948int main(void){ return 0; }
1949EOF
1950if test "$?" != 0; then
1951 echo "$cc is unable to create an executable file."
1952 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1953 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1954 echo "Only do this if you know what cross compiling means."
1955 fi
1956 die "C compiler test failed."
1957fi
1958
38a9c529 1959add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1960check_cflags -std=c99
50a334e4 1961check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1962#include <stdlib.h>
1963EOF
50a334e4 1964check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1965#include <stdlib.h>
1966EOF
e9b9a2f8 1967
f0125de9
MR
1968check_host_cflags -std=c99
1969
b24dbcbd 1970case "$arch" in
e939cedd 1971 alpha|ia64|mips|parisc|sparc)
8a3c8627 1972 spic=$shared
b24dbcbd 1973 ;;
e939cedd 1974 x86)
cfdb6148 1975 subarch="x86_32"
e939cedd 1976 check_cc <<EOF && subarch="x86_64"
58b3536d 1977 int test[(int)sizeof(char*) - 7];
cfdb6148 1978EOF
de27f4d9 1979 if test "$subarch" = "x86_64"; then
e939cedd 1980 spic=$shared
de27f4d9 1981 fi
b24dbcbd 1982 ;;
b24dbcbd
RP
1983esac
1984
343aef9b 1985enable $subarch
8a3c8627 1986enabled spic && enable pic
5755bc88 1987check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1988
7483e694 1989# OS specific
4f854758 1990case $target_os in
7483e694 1991 beos|haiku|zeta)
c9d19248 1992 prefix_default="$HOME/config"
7483e694 1993 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1994 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1995 case "$gcc_version" in
1996 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1997 disable mmx
1998 ;;
1999 *20010315*) echo "BeBits gcc"
0f010b2f 2000 add_cflags -fno-expensive-optimizations
7483e694
DB
2001 ;;
2002 esac
7483e694
DB
2003 SHFLAGS=-nostart
2004 # enable BeOS things
2005 enable audio_beos
2006 # no need for libm, but the inet stuff
2007 # Check for BONE
2008 # XXX: actually should check for NOT net_server
78fe7631 2009 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2010 network_extralibs="-lbind -lsocket"
2011 else
2012 enable beos_netserver
2013 network_extralibs="-lnet"
2014 fi ;;
2015 sunos)
2016 FFSERVERLDFLAGS=""
9987769a 2017 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2018 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2019 network_extralibs="-lsocket -lnsl"
50a334e4 2020 add_cppflags -D__EXTENSIONS__
7483e694
DB
2021 ;;
2022 netbsd)
07a8eef6
MR
2023 oss_indev_extralibs="-lossaudio"
2024 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2025 ;;
2026 openbsd)
89e053f8 2027 enable malloc_aligned
7c4a001a
MR
2028 # On OpenBSD 4.5. the compiler does not use PIC unless
2029 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2030 # however the generated executable will not do anything
2031 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2032 # Thus explicitly enable PIC here.
cd78208b 2033 enable pic
7483e694 2034 SHFLAGS='-shared'
07a8eef6
MR
2035 oss_indev_extralibs="-lossaudio"
2036 oss_outdev_extralibs="-lossaudio"
7483e694 2037 ;;
90b4f091 2038 freebsd|dragonfly)
89e053f8 2039 enable malloc_aligned
7483e694
DB
2040 ;;
2041 bsd/os)
2042 osextralibs="-lpoll -lgnugetopt"
2043 strip="strip -d"
2044 ;;
2045 darwin)
89e053f8 2046 enable malloc_aligned
0138c54e 2047 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2048 strip="strip -x"
2049 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2050 SLIBSUF=".dylib"
2051 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2052 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2053 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2054 objformat="macho"
1b0f6fb8 2055 enabled x86_64 && objformat="macho64"
8dfa86f7 2056 enabled_any pic shared ||
2704bd1a 2057 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2058 ;;
2059 mingw32*)
ad7da0b5
RP
2060 # Only WinXP or greater are supported
2061 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2062 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2063 disable network
2064 else
2065 target_os=mingw32
2066 fi
dcc01c06 2067 LIBTARGET=i386
1fc9fb8a 2068 if enabled x86_64; then
89e053f8 2069 enable malloc_aligned
dcc01c06 2070 LIBTARGET=x64
336cc1b0
MS
2071 elif enabled arm; then
2072 LIBTARGET=arm
dcc01c06 2073 fi
fbd971a4 2074 shlibdir_default="$bindir_default"
7483e694
DB
2075 disable ffserver
2076 SLIBPREF=""
2077 SLIBSUF=".dll"
7483e694
DB
2078 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2079 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2080 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2081 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2082 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2083 install -d "$(LIBDIR)"; \
2084 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2085 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2086 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2087 objformat="win32"
bc574408 2088 enable dos_paths
1894e741 2089 check_cflags -fno-common
b1549d61 2090 if ! enabled x86_64; then
f7ad5aa2
RP
2091 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2092 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2093 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2094 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2095 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2096 fi
7483e694
DB
2097 ;;
2098 cygwin*)
4f854758 2099 target_os=cygwin
fbd971a4 2100 shlibdir_default="$bindir_default"
7483e694
DB
2101 SLIBPREF="cyg"
2102 SLIBSUF=".dll"
2103 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2104 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2105 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2106 objformat="win32"
bc574408 2107 enable dos_paths
1894e741 2108 check_cflags -fno-common
7483e694 2109 ;;
4f365f37 2110 *-dos|freedos|opendos)
fdf11906 2111 disable ffplay ffserver
4f365f37
MK
2112 disable $INDEV_LIST $OUTDEV_LIST
2113 network_extralibs="-lsocket"
ff1c015d 2114 objformat="coff"
bc574408 2115 enable dos_paths
4f365f37 2116 ;;
7483e694 2117 linux)
7483e694
DB
2118 enable dv1394
2119 ;;
2120 irix*)
4f854758 2121 target_os=irix
7483e694
DB
2122 ranlib="echo ignoring ranlib"
2123 ;;
d22e8442 2124 os/2*)
d22e8442
DY
2125 strip="lxlite"
2126 ln_s="cp -f"
d22e8442 2127 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2128 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2129 FFSERVERLDFLAGS=""
287d3b13 2130 LIBSUF="_s.a"
d22e8442
DY
2131 SLIBPREF=""
2132 SLIBSUF=".dll"
2133 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2134 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2135 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2136 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2137 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2138 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2139 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2140 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2141 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2142 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2143 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2144 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2145 enable dos_paths
d22e8442 2146 ;;
83993c1c
AM
2147 gnu/kfreebsd)
2148 ;;
34e82167 2149 gnu)
34e82167 2150 ;;
d22e8442 2151
7483e694 2152 *)
4f924f9a 2153 die "Unknown OS '$target_os'."
7483e694
DB
2154 ;;
2155esac
2156
c9d19248
MR
2157set_default $PATHS_LIST
2158
c597172e 2159add_extralibs $osextralibs
de6d9b64 2160
28d8e661
DB
2161# Combine FFLDFLAGS and the LDFLAGS environment variable.
2162LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2163
320d060a 2164# we need to build at least one lib type
93b3c083 2165if ! enabled_any static shared; then
320d060a
DB
2166 cat <<EOF
2167At least one library type must be built.
2168Specify --enable-static to build the static libraries or --enable-shared to
2169build the shared libraries as well. To only build the shared libraries specify
2170--disable-static in addition to --enable-shared.
2171EOF
2172 exit 1;
2173fi
2174
abc4e572 2175disabled static && LIBNAME=""
2a320695 2176
a2234ceb
RP
2177if enabled_any libfaad libfaadbin ; then
2178 if check_header faad.h; then
295b8c70 2179 check_cc <<EOF
a2234ceb
RP
2180#include <faad.h>
2181#ifndef FAAD2_VERSION
2182ok faad1
2183#endif
db817cf3 2184int main(void) { return 0; }
a2234ceb
RP
2185EOF
2186 test $? = 0 && enable libfaad2
2187 else
ff3dac65 2188 die "FAAD test failed."
a2234ceb
RP
2189 fi
2190fi
2191
2192
2184c6f7 2193die_license_disabled() {
4c27207c 2194 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2195}
2196
2197die_license_disabled gpl libfaad2
2198die_license_disabled gpl libx264
2199die_license_disabled gpl libxvid
2200die_license_disabled gpl postproc
2201die_license_disabled gpl x11grab
2202
2f7ae63b 2203die_license_disabled nonfree libfaac
b2e3c528 2204
0b175caa
DB
2205die_license_disabled version3 libopencore_amrnb
2206die_license_disabled version3 libopencore_amrwb
2207
9cad0e4e 2208enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2209
9eeed841 2210check_deps $ARCH_EXT_LIST
0f3cb305 2211
40617a6d 2212disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2213
e276d9e8
MR
2214enable_pic() {
2215 enable pic
bce7b696
MR
2216 add_cppflags -DPIC
2217 add_cflags -fPIC
2218 add_asflags -fPIC
e276d9e8
MR
2219}
2220
2221enabled pic && enable_pic
bce7b696 2222
b4d96ba2
MR
2223check_cc <<EOF || die "Symbol mangling check failed."
2224int ff_extern;
2225EOF
2087c823 2226sym=$($nm -g $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2227extern_prefix=${sym%%ff_extern*}
2228
f65883c8
MR
2229check_cc <<EOF && enable inline_asm
2230void foo(void) { __asm__ volatile ("" ::); }
2231EOF
61d251db 2232
df5e3978
MR
2233_restrict=
2234for restrict_keyword in restrict __restrict__ __restrict; do
2235 check_cc <<EOF && _restrict=$restrict_keyword && break
2236void foo(char * $restrict_keyword p);
2237EOF
2238done
2239
2240check_cc <<EOF && enable attribute_packed
2241struct { int x; } __attribute__((packed)) x;
2242EOF
2243
2244check_cc <<EOF || die "endian test failed"
2245unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2246EOF
48fc536a 2247od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2248
e939cedd
MR
2249if enabled alpha; then
2250
2251 check_cflags -mieee
2252
2253elif enabled arm; then
e45391bb 2254
50fa82e6
MR
2255 check_cflags -marm
2256
fa0912fe
MR
2257 check_ld <<EOF && enable vfp_args
2258__asm__ (".eabi_attribute 28, 1");
2259int main(void) { return 0; }
2260EOF
2261
2262 # We have to check if pld is a nop and disable it.
2263 check_asm pld '"pld [r0]"'
2264
2265 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2266 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2267 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2268 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2269 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2270 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2271
e276d9e8
MR
2272 enabled_all armv6t2 shared !pic && enable_pic
2273
e939cedd
MR
2274elif enabled ia64; then
2275
2276 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2277 enabled shared && enable_weak hardcoded_tables
2278
fa0912fe 2279elif enabled mips; then
e45391bb 2280
fa0912fe
MR
2281 check_asm loongson '"dmult.g $1, $2, $3"'
2282 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2283
fa0912fe 2284elif enabled ppc; then
e45391bb 2285
fa0912fe
MR
2286 check_asm dcbzl '"dcbzl 0, 1"'
2287 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2288 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2289
2290 # AltiVec flags: The FSF version of GCC differs from the Apple version
2291 if enabled altivec; then
2292 check_cflags -maltivec -mabi=altivec &&
2293 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2294 check_cflags -faltivec
2295
2296 # check if our compiler supports Motorola AltiVec C API
2297 check_cc <<EOF || disable altivec
2298$inc_altivec_h
2299int main(void) {
2300 vector signed int v1, v2, v3;
2301 v1 = vec_add(v2,v3);
2302 return 0;
2303}
2304EOF
2305
2306 # check if our compiler supports braces for vector declarations
2307 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2308$inc_altivec_h
2309int main (void) { (vector int) {1}; return 0; }
2310EOF
2311 fi
e45391bb 2312
fa0912fe 2313elif enabled sparc; then
e45391bb 2314
fa0912fe
MR
2315 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2316 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2317
fa0912fe 2318elif enabled x86; then
e45391bb 2319
44965991
PI
2320 # check whether EBP is available on x86
2321 # As 'i' is stored on the stack, this program will crash
2322 # if the base pointer is used to access it because the
2323 # base pointer is cleared in the inline assembly code.
7dfef245 2324 check_exec_crash <<EOF && enable ebp_available
44965991 2325 volatile int i=0;
be449fca 2326 __asm__ volatile (
44965991
PI
2327 "xorl %%ebp, %%ebp"
2328 ::: "%ebp");
2329 return i;
44965991
PI
2330EOF
2331
f494213c 2332 # check whether EBX is available on x86
7cee5421
MR
2333 check_asm ebx_available '""::"b"(0)' &&
2334 check_asm ebx_available '"":::"%ebx"'
8e380710 2335
d3a4b4e0
DB
2336 # check whether more than 10 operands are supported
2337 check_cc <<EOF && enable ten_operands
2338int main(void) {
2339 int x=0;
2340 __asm__ volatile(
2341 ""
2342 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2343 );
2344 return 0;
2345}
2346EOF
2347
d7f0920b 2348 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2349 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2350 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2351
2352 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2353
d52481b9 2354 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2355 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2356 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2357 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2358 case "$objformat" in
2359 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2360 esac
7595a5e4 2361 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2362
669b5583
MR
2363 case "$cpu" in
2364 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2365 disable fast_clz
2366 ;;
2367 esac
2368
44965991
PI
2369fi
2370
a98bb16d
RP
2371if check_func dlopen; then
2372 ldl=
2373elif check_func dlopen -ldl; then
2374 ldl=-ldl
8bf5d58f
MN
2375fi
2376
75ecf149
DB
2377# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2378check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2379
7483e694 2380check_func fork
84882df6 2381check_func getaddrinfo $network_extralibs
7483e694
DB
2382check_func gethrtime
2383check_func getrusage
094c09bb 2384check_func inet_aton $network_extralibs
abfc8d05 2385check_func isatty
7483e694
DB
2386check_func memalign
2387check_func mkstemp
1f91cdce 2388check_func posix_memalign
b507ebd1 2389check_func_headers io.h setmode
e4673692 2390check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2391check_func_headers windows.h GetProcessTimes
7c5bfe7a 2392check_func_headers windows.h VirtualAlloc
6ffa87d3 2393
e16e49ac 2394check_header conio.h
a98bb16d
RP
2395check_header dlfcn.h
2396check_header malloc.h
bf6ce82d 2397check_header poll.h
b58412f1 2398check_header sys/mman.h
b091aa44 2399check_header sys/resource.h
bf6ce82d 2400check_header sys/select.h
a98bb16d 2401check_header termios.h
272081b0
CEH
2402check_header vdpau/vdpau.h
2403check_header vdpau/vdpau_x11.h
68178ca9 2404check_header X11/extensions/XvMClib.h
a98bb16d 2405
89e053f8
MR
2406if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2407 enabled_any $need_memalign ; then
1f91cdce 2408 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2409fi
e16e49ac 2410
a4fa192c 2411disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2412disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2413
2414# check for some common methods of building with pthread support
2415# do this before the optional library checks as some of them require pthreads
2416if enabled pthreads; then
9e7fd101
MR
2417 if check_func pthread_create; then
2418 :
2419 elif check_func pthread_create -pthread; then
2420 add_cflags -pthread
afc9aee2 2421 add_extralibs -pthread
9e7fd101
MR
2422 elif check_func pthread_create -pthreads; then
2423 add_cflags -pthreads
afc9aee2 2424 add_extralibs -pthreads
8d94f606
GT
2425 elif check_func pthread_create -lpthreadGC2; then
2426 add_extralibs -lpthreadGC2
9e7fd101
MR
2427 elif ! check_lib pthread.h pthread_create -lpthread; then
2428 die "ERROR: can't find pthreads library"
2429 fi
57bd82d4
MR
2430fi
2431
8eee7025 2432for thread in $THREADS_LIST; do
e5f94c2b 2433 if enabled $thread; then
3ae3b721
RP
2434 test -n "$thread_type" &&
2435 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2436 thread_type="$thread"
e5f94c2b
RP
2437 fi
2438done
2439
fdf88598 2440check_lib math.h sin -lm
ff418735 2441check_lib va/va.h vaInitialize -lva
fdf88598 2442
6b7c7703
VS
2443check_func exp2
2444check_func exp2f
ad420e25
MR
2445check_func llrint
2446check_func log2
6b7c7703 2447check_func log2f
ad420e25
MR
2448check_func lrint
2449check_func lrintf
2450check_func round
2451check_func roundf
2452check_func truncf
f32adb22 2453
57bd82d4 2454# these are off by default, so fail if requested and not available
79fda097 2455enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2456enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2457 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2458 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2459enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2460enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2461enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2462enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2463enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2464enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2465enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2466enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2467enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2468 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2469enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2470enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2471enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2472enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2473 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2474 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2475enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2476enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2477
0b4a1821
AS
2478# libdc1394 check
2479if enabled libdc1394; then
2480 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2481 enable libdc1394_2; } ||
2482 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2483 enable libdc1394_1; } ||
2484 die "ERROR: No version of libdc1394 found "
2485fi
2486
6a1a892f 2487SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2488if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2489 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2490 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2491 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2492 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2493 enable sdl &&
2494 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2495fi
57bd82d4 2496
2270b4b2 2497texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2498
73b46a95 2499if enabled network; then
96000432 2500 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2501 check_type netdb.h "struct addrinfo"
ff6e82a9 2502 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
73b46a95
RP
2503 # Prefer arpa/inet.h over winsock2
2504 if check_header arpa/inet.h ; then
2505 check_func closesocket
2506 elif check_header winsock2.h ; then
f4c13872
MS
2507 check_func_headers winsock2.h closesocket -lws2 && \
2508 network_extralibs="-lws2" || \
2509 { check_func_headers winsock2.h closesocket -lws2_32 && \
2510 network_extralibs="-lws2_32"; }
72be9e73 2511 check_type ws2tcpip.h socklen_t
c0018613 2512 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2513 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2514 else
2515 disable network
73b46a95
RP
2516 fi
2517fi
2518
b6f3d925 2519enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2520#include <sys/types.h>
2521#include <sys/socket.h>
2522#include <netinet/in.h>
2523#include <netdb.h>
db817cf3 2524int main(void) {
7483e694
DB
2525 struct sockaddr_storage saddr;
2526 struct ipv6_mreq mreq6;
2527 getaddrinfo(0,0,0,0);
2528 getnameinfo(0,0,0,0,0,0,0);
2529 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2530}
2531EOF
2532
06e31011
RP
2533check_header linux/videodev.h
2534check_header linux/videodev2.h
1b6e8b73 2535check_header sys/videoio.h
47f38850 2536
2446d3d6 2537check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2538
f8aa696f 2539# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2540{ check_header dev/bktr/ioctl_meteor.h &&
2541 check_header dev/bktr/ioctl_bt848.h; } ||
2542{ check_header machine/ioctl_meteor.h &&
2543 check_header machine/ioctl_bt848.h; } ||
2544{ check_header dev/video/meteor/ioctl_meteor.h &&
2545 check_header dev/video/bktr/ioctl_bt848.h; } ||
2546check_header dev/ic/bt8xx.h
f8aa696f 2547
c7682de0
RP
2548check_header sys/soundcard.h
2549check_header soundcard.h
deb29777 2550
b6f3d925 2551enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2552
0e57fe17 2553enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2554
56a059ac 2555enabled x11grab &&
f58f4ce1
GP
2556check_header X11/Xlib.h &&
2557check_header X11/extensions/XShm.h &&
0a045661 2558check_header X11/extensions/Xfixes.h &&
f58f4ce1 2559check_func XOpenDisplay -lX11 &&
781c1aa6
R
2560check_func XShmCreateImage -lX11 -lXext &&
2561check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2562
598ef02b 2563if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2564check_cpp_condition \
2565 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2566 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2567 disable vdpau; }
abf649c7 2568fi
deda2a4a 2569
95e561ec 2570enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2571
2572# add some useful compiler flags if supported
2573check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2574check_cflags -Wall
2575check_cflags -Wno-switch
c07bd6a9
MN
2576check_cflags -Wdisabled-optimization
2577check_cflags -Wpointer-arith
2578check_cflags -Wredundant-decls
cc1fb623 2579check_cflags -Wno-pointer-sign
f4929996 2580check_cflags -Wcast-qual
9aceb3cf 2581check_cflags -Wwrite-strings
652a5bf6 2582check_cflags -Wtype-limits
764551c6 2583check_cflags -Wundef
5af4e0cc 2584enabled extra_warnings && check_cflags -Winline
cf9d24ad 2585
57bd82d4 2586# add some linker flags
5c0e9479 2587check_ldflags -Wl,--warn-common
8351d2ba
DB
2588check_ldflags -Wl,--as-needed
2589check_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 2590check_ldflags -Wl,-Bsymbolic
94a3401e 2591
a482e61b
MR
2592echo "X{};" > $TMPV
2593test_ldflags -Wl,--version-script,$TMPV &&
2594 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2595
bd2216e4
MR
2596if enabled small; then
2597 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2598 optimizations="small"
2599elif enabled optimizations; then
629687f6 2600 if enabled xlc; then
0f010b2f
DB
2601 add_cflags -O5
2602 add_ldflags -O5
03279bbe
MK
2603 elif enabled suncc; then
2604 add_cflags -O5
df442a8d
MR
2605 elif enabled ccc; then
2606 add_cflags -fast
cf9d24ad 2607 else
0f010b2f 2608 add_cflags -O3
cf9d24ad 2609 fi
cddf3f45 2610fi
11fdbc44 2611check_cflags -fno-math-errno
b2eb2ff0 2612check_cflags -fno-signed-zeros
cddf3f45 2613
629687f6 2614if enabled icc; then
b1598b58
MR
2615 # Just warnings, no remarks
2616 check_cflags -w1
2617 # -wd: Disable following warnings
2618 # 144, 167, 556: -Wno-pointer-sign
2619 # 10006: ignoring unknown option -fno-signed-zeros
2620 # 10156: ignoring option '-W'; no argument required
2621 check_cflags -wd144,167,556,10006,10156
2622 # 11030: Warning unknown option --as-needed
2623 # 10156: ignoring option '-export'; no argument required
2624 check_ldflags -wd10156,11030
2625 # Allow to compile with optimizations
2626 check_ldflags -march=$cpu
be2cf98a
CEH
2627 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2628 enable ebp_available
df442a8d
MR
2629elif enabled ccc; then
2630 # disable some annoying warnings
2631 add_cflags -msg_disable cvtu32to64
2632 add_cflags -msg_disable embedcomment
2633 add_cflags -msg_disable needconstext
2634 add_cflags -msg_disable nomainieee
2635 add_cflags -msg_disable ptrmismatch1
2636 add_cflags -msg_disable unreachcode
973859f5
MR
2637elif enabled gcc; then
2638 check_cflags -fno-tree-vectorize
06da6943
DC
2639elif enabled clang; then
2640 check_cflags -Qunused-arguments
504a64b9
CEH
2641fi
2642
90be59ef 2643if enabled gprof; then
0f010b2f
DB
2644 add_cflags -p
2645 add_ldflags -p
1db54e20
DB
2646fi
2647
7f3c02fc 2648# Find out if the .align argument is a power of two or not.
9377b6ce 2649check_asm asmalign_pot '".align 3"'
4454dc1b 2650
7483e694
DB
2651enabled_any $DECODER_LIST && enable decoders
2652enabled_any $ENCODER_LIST && enable encoders
5666fd73 2653enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2654enabled_any $BSF_LIST && enable bsfs
2655enabled_any $DEMUXER_LIST && enable demuxers
2656enabled_any $MUXER_LIST && enable muxers
f7679c54 2657enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2658enabled_any $INDEV_LIST && enable indevs
2659enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2660enabled_any $PROTOCOL_LIST && enable protocols
2661
2662enabled_any $THREADS_LIST && enable threads
2663
2664check_deps $CONFIG_LIST \
b6bb00b0 2665 $CONFIG_EXTRA \
7483e694
DB
2666 $HAVE_LIST \
2667 $DECODER_LIST \
2668 $ENCODER_LIST \
5666fd73 2669 $HWACCEL_LIST \
7483e694
DB
2670 $PARSER_LIST \
2671 $BSF_LIST \
2672 $DEMUXER_LIST \
2673 $MUXER_LIST \
f7679c54 2674 $FILTER_LIST \
7483e694
DB
2675 $INDEV_LIST \
2676 $OUTDEV_LIST \
2677 $PROTOCOL_LIST \
f70f03f6 2678
c8a4ae00
MR
2679enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2680
3e89171a 2681echo "install prefix $prefix"
f36958f8
DB
2682echo "source path $source_path"
2683echo "C compiler $cc"
bfd5afd8 2684echo ".align is power-of-two $asmalign_pot"
f36958f8 2685echo "ARCH $arch ($cpu)"
ce8871c2
MR
2686if test "$build_suffix" != ""; then
2687 echo "build suffix $build_suffix"
eb94aca9 2688fi
ac63af34
DB
2689if test "$extra_version" != ""; then
2690 echo "version string suffix $extra_version"
2691fi
0db2ce77 2692echo "big-endian ${bigendian-no}"
e90f5b5a 2693echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2694if enabled x86; then
af44e8e4 2695 echo "yasm ${yasm-no}"
0db2ce77 2696 echo "MMX enabled ${mmx-no}"
30e98e62 2697 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2698 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2699 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2700 echo "SSE enabled ${sse-no}"
30e98e62 2701 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2702 echo "CMOV enabled ${cmov-no}"
2703 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2704 echo "EBX available ${ebx_available-no}"
2705 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2706 echo "10 operands supported ${ten_operands-no}"
e41e8342 2707fi
5b6c2cbd 2708if enabled arm; then
0db2ce77
MR
2709 echo "ARMv5TE enabled ${armv5te-no}"
2710 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2711 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2712 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2713 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2714 echo "NEON enabled ${neon-no}"
eba9ae3c 2715fi
5b6c2cbd 2716if enabled mips; then
0db2ce77 2717 echo "MMI enabled ${mmi-no}"
e41e8342 2718fi
5b6c2cbd 2719if enabled ppc; then
0db2ce77 2720 echo "AltiVec enabled ${altivec-no}"
30e98e62 2721 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2722 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2723 echo "performance report ${powerpc_perf-no}"
2724fi
2725if enabled sparc; then
2726 echo "VIS enabled ${vis-no}"
e41e8342 2727fi
0db2ce77
MR
2728echo "gprof enabled ${gprof-no}"
2729echo "debug symbols ${debug-no}"
87a0fb62 2730echo "strip symbols ${stripping-no}"
8400d6b8 2731echo "optimizations ${optimizations-no}"
0db2ce77
MR
2732echo "static ${static-no}"
2733echo "shared ${shared-no}"
4a24ab64 2734echo "postprocessing support ${postproc-no}"
f7679c54 2735echo "new filter support ${avfilter-no}"
81124ba0 2736echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2737echo "network support ${network-no}"
90be59ef 2738if enabled network; then
0db2ce77 2739 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2740fi
0db2ce77
MR
2741echo "threading support ${thread_type-no}"
2742echo "SDL support ${sdl-no}"
0db2ce77
MR
2743echo "Sun medialib support ${mlib-no}"
2744echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2745echo "libdc1394 support ${libdc1394-no}"
690bfceb 2746echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2747echo "libfaac enabled ${libfaac-no}"
2748echo "libfaad enabled ${libfaad-no}"
7e0871a7 2749echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2750echo "libgsm enabled ${libgsm-no}"
2751echo "libmp3lame enabled ${libmp3lame-no}"
2752echo "libnut enabled ${libnut-no}"
0b175caa
DB
2753echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2754echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2755echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2756echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2757echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2758echo "libtheora enabled ${libtheora-no}"
2759echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2760echo "libx264 enabled ${libx264-no}"
2761echo "libxvid enabled ${libxvid-no}"
0db2ce77 2762echo "zlib enabled ${zlib-no}"
f402916e 2763echo "bzlib enabled ${bzlib-no}"
2c62e737 2764echo
de6d9b64 2765
5666fd73 2766for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2767 echo "Enabled ${type}s:"
f65c9da1 2768 eval list=\$$(toupper $type)_LIST
8138b9db 2769 for part in $list; do
f65c9da1
MR
2770 enabled $part && echo ${part%_*}
2771 done | sort | pr -3 -t
2772 echo
8138b9db
RP
2773done
2774
ba7a7039 2775license="LGPL version 2.1 or later"
ba321adb 2776if enabled nonfree; then
ba7a7039 2777 license="nonfree and unredistributable"
9cad0e4e
DB
2778elif enabled gplv3; then
2779 license="GPL version 3 or later"
2780elif enabled lgplv3; then
2781 license="LGPL version 3 or later"
ba321adb 2782elif enabled gpl; then
ba7a7039 2783 license="GPL version 2 or later"
ba321adb
JK
2784fi
2785
2786echo "License: $license"
ca5323af 2787
cf1392e9
DB
2788echo "Creating config.mak and config.h..."
2789
df642790
MR
2790# build tree in object directory if source path is different from current one
2791if enabled source_path_used; then
2792 DIRS="
2793 doc
2794 libavcodec
2795 libavcodec/$arch
2796 libavdevice
2797 libavfilter
2798 libavformat
2799 libavutil
2800 libavutil/$arch
2801 libpostproc
2802 libswscale
2803 libswscale/$arch
2804 tests
2805 tools
2806 "
2807 FILES="
2808 Makefile
2809 common.mak
2810 subdir.mak
2811 doc/texi2pod.pl
2812 libavcodec/Makefile
2813 libavdevice/Makefile
2814 libavfilter/Makefile
2815 libavformat/Makefile
2816 libavutil/Makefile
2817 libpostproc/Makefile
2818 libswscale/Makefile
2819 "
2820 for dir in $DIRS ; do
2821 mkdir -p $dir
2822 done
2823 for f in $FILES ; do
2824 $ln_s "$source_path/$f" $f
2825 done
2826fi
2827
ad212cc6
MR
2828enabled stripping || strip="echo skipping strip"
2829
173c983b
MR
2830cat > config.mak <<EOF
2831# Automatically generated by configure - do not modify!
2832ifndef FFMPEG_CONFIG_MAK
2833FFMPEG_CONFIG_MAK=1
2834FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2835prefix=$prefix
2836LIBDIR=\$(DESTDIR)$libdir
2837SHLIBDIR=\$(DESTDIR)$shlibdir
2838INCDIR=\$(DESTDIR)$incdir
2839BINDIR=\$(DESTDIR)$bindir
2840DATADIR=\$(DESTDIR)$datadir
2841MANDIR=\$(DESTDIR)$mandir
2842SRC_PATH="$source_path"
2843SRC_PATH_BARE=$source_path
2844BUILD_ROOT="$PWD"
2845ARCH=$arch
2846CC=$cc
2847AS=$as
2848LD=$ld
2849DEPCC=$dep_cc
2850YASM=$yasmexe
2851AR=$ar
2852RANLIB=$ranlib
2853LN_S=$ln_s
2854STRIP=$strip
2855CPPFLAGS=$CPPFLAGS
2856CFLAGS=$CFLAGS
2857ASFLAGS=$ASFLAGS
2858CC_O=$CC_O
2859LDFLAGS=$LDFLAGS
2860FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2861SHFLAGS=$SHFLAGS
2862YASMFLAGS=$YASMFLAGS
2863BUILDSUF=$build_suffix
2864FULLNAME=$FULLNAME
2865LIBPREF=$LIBPREF
2866LIBSUF=$LIBSUF
2867LIBNAME=$LIBNAME
2868SLIBPREF=$SLIBPREF
2869SLIBSUF=$SLIBSUF
2870EXESUF=$EXESUF
2871EXTRA_VERSION=$extra_version
2872DEPFLAGS=$DEPFLAGS
2873CCDEP=$CCDEP
2874ASDEP=$ASDEP
2875CC_DEPFLAGS=$CC_DEPFLAGS
2876AS_DEPFLAGS=$AS_DEPFLAGS
2877HOSTCC=$host_cc
2878HOSTCFLAGS=$host_cflags
2879HOSTEXESUF=$HOSTEXESUF
2880HOSTLDFLAGS=$host_ldflags
2881HOSTLIBS=$host_libs
2882TARGET_EXEC=$target_exec
2883TARGET_PATH=$target_path
2884SDL_LIBS=$sdl_libs
2885SDL_CFLAGS=$sdl_cflags
2886LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2887EXTRALIBS=$extralibs
2888EOF
5a872801 2889
719c8e00
MR
2890get_version(){
2891 name=$1
2892 file=$source_path/$2
147e7692
MR
2893 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2894 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2895 lcname=$(tolower $name)
2896 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2897 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2898}
2899
147e7692
MR
2900get_version LIBSWSCALE libswscale/swscale.h
2901get_version LIBPOSTPROC libpostproc/postprocess.h
2902get_version LIBAVCODEC libavcodec/avcodec.h
2903get_version LIBAVDEVICE libavdevice/avdevice.h
2904get_version LIBAVFORMAT libavformat/avformat.h
2905get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2906get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2907
173c983b
MR
2908enabled shared && cat >> config.mak <<EOF
2909LIBTARGET=${LIBTARGET}
2910SLIBNAME=${SLIBNAME}
2911SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2912SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2913SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2914SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2915SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2916SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2917EOF
523ef551 2918
173c983b
MR
2919enabled asmalign_pot || align_shift="1 <<"
2920
2921cat > $TMPH <<EOF
2922/* Automatically generated by configure - do not modify! */
2923#ifndef FFMPEG_CONFIG_H
2924#define FFMPEG_CONFIG_H
2925#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2926#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2927#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2928#define CC_TYPE "$cc_type"
2929#define CC_VERSION $cc_version
2930#define restrict $_restrict
2931#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2932#define EXTERN_PREFIX "${extern_prefix}"
2933#define EXTERN_ASM ${extern_prefix}
2934EOF
523ef551
DB
2935
2936if enabled small || disabled optimizations; then
2937 echo "#define av_always_inline" >> $TMPH
2938fi
2939
3d907e22
MR
2940print_config ARCH_ $TMPH config.mak $ARCH_LIST
2941print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2942print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2943 $CONFIG_EXTRA \
7483e694
DB
2944 $DECODER_LIST \
2945 $ENCODER_LIST \
5666fd73 2946 $HWACCEL_LIST \
7483e694
DB
2947 $PARSER_LIST \
2948 $BSF_LIST \
2949 $DEMUXER_LIST \
2950 $MUXER_LIST \
f7679c54 2951 $FILTER_LIST \
7483e694
DB
2952 $PROTOCOL_LIST \
2953 $INDEV_LIST \
2954 $OUTDEV_LIST \
8ac17293 2955
9c05103f 2956echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2957echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2958
b7860763 2959# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2960cp_if_changed $TMPH config.h
3d204385 2961
a3e02a8c
MR
2962cat > $TMPH <<EOF
2963/* Generated by ffconf */
2964#ifndef AVUTIL_AVCONFIG_H
2965#define AVUTIL_AVCONFIG_H
2966EOF
2967
2968print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2969
2970echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2971
2972cp_if_changed $TMPH libavutil/avconfig.h
2973
d0674868 2974# build pkg-config files
def4272a 2975
d0674868
DB
2976pkgconfig_generate(){
2977name=$1
b0dfd108 2978shortname=${name#lib}${build_suffix}
d0674868
DB
2979comment=$2
2980version=$3
2981libs=$4
2982requires=$5
25cd5cb3 2983cat <<EOF > $name/$name.pc
3e89171a 2984prefix=$prefix
a94e666c 2985exec_prefix=\${prefix}
f2b7382c 2986libdir=$libdir
7622778e 2987includedir=$incdir
def4272a 2988
d0674868
DB
2989Name: $name
2990Description: $comment
2991Version: $version
8cd6b388 2992Requires: $(enabled shared || echo $requires)
5dcfe9f8 2993Requires.private: $(enabled shared && echo $requires)
def4272a 2994Conflicts:
8cd6b388 2995Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2996Libs.private: $(enabled shared && echo $libs)
76a448ed 2997Cflags: -I\${includedir}
def4272a 2998EOF
25cd5cb3 2999cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3000prefix=
3001exec_prefix=
46d1ff83 3002libdir=\${pcfiledir}
1d44d365 3003includedir=${source_path}
def4272a 3004
d0674868
DB
3005Name: $name
3006Description: $comment
3007Version: $version
3008Requires: $requires
def4272a 3009Conflicts:
12701f6e 3010Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3011Cflags: -I\${includedir}
3012EOF
d0674868 3013}
def4272a 3014
e426941d 3015pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3016pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3017pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3018pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3019enabled avfilter &&
46983309 3020 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3021enabled postproc &&
e426941d 3022 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3023pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"