vp56: check buffer size to fix a potential segfault
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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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
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86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
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90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
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99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
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106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --enable-beos-netserver enable BeOS netserver
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
c8a4ae00 216 --disable-asm disable all assembler optimizations
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217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
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235
236Developer options (useful when working on FFmpeg itself):
237 --disable-debug disable debugging symbols
238 --enable-debug=LEVEL set the debug level [$debuglevel]
239 --enable-gprof enable profiling with gprof [$gprof]
240 --disable-optimizations disable compiler optimizations
241 --enable-extra-warnings enable more compiler warnings
242 --disable-stripping disable stripping of executables and shared libraries
243
244NOTE: Object files are built at the place where configure is launched.
245EOF
60e8bc13 246 exit 0
74c53c2d 247}
cf9d24ad 248
57bd82d4 249log(){
2270b4b2 250 echo "$@" >> $logfile
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251}
252
720c69da 253log_file(){
c8e9f801 254 log BEGIN $1
2270b4b2 255 pr -n -t $1 >> $logfile
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256 log END $1
257}
258
2ba042a7 259echolog(){
c8e9f801 260 log "$@"
57bd82d4 261 echo "$@"
2ba042a7
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262}
263
264die(){
265 echolog "$@"
266 cat <<EOF
d326cf7f 267
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268If you think configure made a mistake, make sure you are using the latest
269version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 270ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 271EOF
e155a21a 272 if disabled logging; then
2ba042a7 273 cat <<EOF
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274Rerun configure with logging enabled (do not use --disable-logging), and
275include the log this produces with your report.
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276EOF
277 else
278cat <<EOF
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279Include the log file "$logfile" produced by configure as this will help
280solving the problem.
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281EOF
282 fi
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283 exit 1
284}
285
6c6007d6 286# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 287toupper(){
6c6007d6 288 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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289}
290
4a5444db 291tolower(){
6c6007d6 292 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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293}
294
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295c_escape(){
296 echo "$*" | sed 's/["\\]/\\\0/g'
297}
298
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299sh_quote(){
300 v=$(echo "$1" | sed "s/'/'\\\\''/g")
301 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
302 echo "$v"
303}
304
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305filter(){
306 pat=$1
307 shift
308 for v; do
98ef6079 309 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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310 done
311}
312
a8d04fba
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313set_all(){
314 value=$1
315 shift
316 for var in $*; do
317 eval $var=$value
318 done
319}
320
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321set_weak(){
322 value=$1
323 shift
324 for var; do
325 eval : \${$var:=$value}
326 done
327}
328
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329pushvar(){
330 for var in $*; do
331 eval level=\${${var}_level:=0}
332 eval ${var}_${level}="\$$var"
333 eval ${var}_level=$(($level+1))
334 done
335}
336
337popvar(){
338 for var in $*; do
339 eval level=\${${var}_level:-0}
340 test $level = 0 && continue
341 eval level=$(($level-1))
342 eval $var="\${${var}_${level}}"
343 eval ${var}_level=$level
344 eval unset ${var}_${level}
345 done
346}
347
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348enable(){
349 set_all yes $*
350}
351
352disable(){
353 set_all no $*
354}
355
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356enable_weak(){
357 set_weak yes $*
358}
359
360disable_weak(){
361 set_weak no $*
362}
363
72702705 364enable_safe(){
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365 for var; do
366 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
367 done
72702705
MR
368}
369
370disable_safe(){
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371 for var; do
372 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
373 done
72702705
MR
374}
375
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MR
376do_enable_deep(){
377 for var; do
378 enabled $var && continue
379 eval sel="\$${var}_select"
c510c7b5
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380 eval sgs="\$${var}_suggest"
381 pushvar var sgs
f9d328da 382 enable_deep $sel
c510c7b5
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383 popvar sgs
384 enable_deep_weak $sgs
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385 popvar var
386 done
387}
388
389enable_deep(){
390 do_enable_deep $*
391 enable $*
392}
393
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394enable_deep_weak(){
395 do_enable_deep $*
396 enable_weak $*
397}
398
57bd82d4 399enabled(){
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MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xyes"
44161118
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402}
403
37970ebf 404disabled(){
3250003c
MR
405 test "${1#!}" = "$1" && op== || op=!=
406 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
407}
408
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409enabled_all(){
410 for opt; do
411 enabled $opt || return 1
412 done
413}
414
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DB
415disabled_all(){
416 for opt; do
417 disabled $opt || return 1
418 done
419}
420
44161118
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421enabled_any(){
422 for opt; do
423 enabled $opt && return 0
424 done
425}
426
85bca2c5
DB
427disabled_any(){
428 for opt; do
429 disabled $opt && return 0
430 done
f7b230a7 431 return 1
85bca2c5
DB
432}
433
c9d19248
MR
434set_default(){
435 for opt; do
88268e94 436 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
437 done
438}
439
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AJ
440is_in(){
441 value=$1
442 shift
443 for var in $*; do
444 [ $var = $value ] && return 0
445 done
446 return 1
447}
448
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449check_deps(){
450 for cfg; do
3250003c 451 cfg="${cfg#!}"
799c9e9b
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452 enabled ${cfg}_checking && die "Circular dependency for $cfg."
453 disabled ${cfg}_checking && continue
454 enable ${cfg}_checking
455
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456 eval dep_all="\$${cfg}_deps"
457 eval dep_any="\$${cfg}_deps_any"
7ef3425f 458 eval dep_sel="\$${cfg}_select"
c510c7b5 459 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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460 eval dep_ifa="\$${cfg}_if"
461 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 462
3d7453e0
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463 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
464 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
465 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 466
3d7453e0
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467 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
468 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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469 enabled_all $dep_all || disable $cfg
470 enabled_any $dep_any || disable $cfg
7ef3425f 471 disabled_any $dep_sel && disable $cfg
799c9e9b 472
4ec45764
RP
473 if enabled $cfg; then
474 eval dep_extralibs="\$${cfg}_extralibs"
475 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 476 enable_deep $dep_sel
c510c7b5 477 enable_deep_weak $dep_sgs
4ec45764
RP
478 fi
479
799c9e9b 480 disable ${cfg}_checking
30fd06be
MR
481 done
482}
483
44161118
MR
484print_config(){
485 pfx=$1
486 header=$2
487 makefile=$3
488 shift 3
489 for cfg; do
5e622c40 490 ucname="$(toupper $cfg)"
44161118 491 if enabled $cfg; then
3d907e22 492 echo "#define ${pfx}${ucname} 1" >> $header
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493 echo "${pfx}${ucname}=yes" >> $makefile
494 else
b250f9c6 495 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 496 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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497 fi
498 done
57bd82d4
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499}
500
501flags_saved(){
2270b4b2 502 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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503}
504
dcd479c0 505save_flags(){
57bd82d4 506 flags_saved && return
dcd479c0
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507 SAVE_CFLAGS="$CFLAGS"
508 SAVE_LDFLAGS="$LDFLAGS"
509 SAVE_extralibs="$extralibs"
510}
511
512restore_flags(){
f5d28d10 513 flags_saved || return
dcd479c0
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514 CFLAGS="$SAVE_CFLAGS"
515 LDFLAGS="$SAVE_LDFLAGS"
516 extralibs="$SAVE_extralibs"
517 unset SAVE_CFLAGS
518 unset SAVE_LDFLAGS
519 unset SAVE_extralibs
520}
521
522temp_cflags(){
523 save_flags
524 CFLAGS="$CFLAGS $*"
525}
526
527temp_ldflags(){
528 save_flags
529 LDFLAGS="$LDFLAGS $*"
530}
531
532temp_extralibs(){
533 save_flags
534 extralibs="$extralibs $*"
535}
536
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537append(){
538 var=$1
539 shift
540 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
541 eval "$var=\"\$$var $*\""
542}
543
50a334e4 544add_cppflags(){
caf458dd 545 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
546}
547
57bd82d4 548add_cflags(){
caf458dd 549 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
550}
551
2f2e6c7c 552add_asflags(){
caf458dd 553 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
554}
555
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556add_ldflags(){
557 append LDFLAGS "$@"
558}
559
560add_extralibs(){
561 append extralibs "$@"
562}
563
b0cfb663 564check_cmd(){
b3cb5d51 565 log "$@"
2270b4b2 566 "$@" >> $logfile 2>&1
b0cfb663
MR
567}
568
dcd479c0 569check_cc(){
57bd82d4 570 log check_cc "$@"
2270b4b2 571 cat > $TMPC
720c69da 572 log_file $TMPC
50a334e4 573 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
574}
575
576check_cpp(){
577 log check_cpp "$@"
2270b4b2 578 cat > $TMPC
720c69da 579 log_file $TMPC
9e7f3277 580 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
581}
582
f65883c8
MR
583check_as(){
584 log check_as "$@"
585 cat > $TMPC
586 log_file $TMPC
2f2e6c7c 587 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
588}
589
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MR
590check_asm(){
591 log check_asm "$@"
592 name="$1"
3784e82e 593 code="$2"
940f335a 594 shift 2
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595 disable $name
596 check_as "$@" <<EOF && enable $name
3784e82e 597void foo(void){ __asm__ volatile($code); }
940f335a
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598EOF
599}
600
304d586d
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601check_yasm(){
602 log check_yasm "$@"
603 echo "$1" > $TMPS
604 log_file $TMPS
605 shift 1
606 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
607}
608
dcd479c0 609check_ld(){
57bd82d4 610 log check_ld "$@"
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611 flags=''
612 libs=''
613 for f; do
614 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
615 done
2a194acd 616 check_cc $($filter_cflags $flags) || return
684b28e0 617 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
618}
619
50a334e4
MR
620check_cppflags(){
621 log check_cppflags "$@"
caf458dd
MR
622 set -- $($filter_cppflags "$@")
623 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
624int x;
625EOF
626}
627
dcd479c0 628check_cflags(){
57bd82d4 629 log check_cflags "$@"
caf458dd
MR
630 set -- $($filter_cflags "$@")
631 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
632int x;
633EOF
634}
635
2ed46eea
MR
636test_ldflags(){
637 log test_ldflags "$@"
638 check_ld "$@" <<EOF
c23a0ac8 639int main(void){ return 0; }
dcd479c0
MR
640EOF
641}
642
2ed46eea
MR
643check_ldflags(){
644 log check_ldflags "$@"
645 test_ldflags "$@" && add_ldflags "$@"
646}
647
dcd479c0 648check_header(){
57bd82d4 649 log check_header "$@"
dcd479c0
MR
650 header=$1
651 shift
b77df637
MR
652 disable_safe $header
653 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
654#include <$header>
655int x;
656EOF
657}
658
659check_func(){
57bd82d4 660 log check_func "$@"
dcd479c0
MR
661 func=$1
662 shift
d8bc5f06
MR
663 disable $func
664 check_ld "$@" <<EOF && enable $func
dcd479c0 665extern int $func();
c23a0ac8 666int main(void){ $func(); }
dcd479c0
MR
667EOF
668}
669
2446d3d6
DB
670check_func_headers(){
671 log check_func_headers "$@"
f8d7b072
MR
672 headers=$1
673 func=$2
674 shift 2
675 disable $func
676 incs=""
677 for hdr in $headers; do
678 incs="$incs
679#include <$hdr>"
680 done
cd0d9a9d 681 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 682$incs
d6773f56 683int main(int argc, char **argv){
2b2c2a81 684 return (long) $func;
f8d7b072
MR
685}
686EOF
687}
688
a5344cf7
SS
689check_cpp_condition(){
690 log check_cpp_condition "$@"
691 header=$1
692 condition=$2
f855b7b9
MR
693 shift 2
694 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
695#include <$header>
696#if !($condition)
697#error "unsatisfied condition: $condition"
698#endif
699EOF
700}
701
57bd82d4
MR
702check_lib(){
703 log check_lib "$@"
704 header="$1"
705 func="$2"
706 shift 2
fcfcde17
MR
707 temp_extralibs "$@"
708 check_header $header && check_func $func && add_extralibs "$@"
709 err=$?
710 restore_flags
711 return $err
57bd82d4
MR
712}
713
f8d7b072
MR
714check_lib2(){
715 log check_lib2 "$@"
716 headers="$1"
717 func="$2"
718 shift 2
300cde27 719 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
720}
721
dcd479c0 722check_exec(){
2270b4b2 723 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
724}
725
7dfef245 726check_exec_crash(){
5e622c40 727 code=$(cat)
7dfef245
MR
728
729 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
730 # are safe but may not be available everywhere. Thus we use
731 # raise(SIGTERM) instead. The check is run in a subshell so we
732 # can redirect the "Terminated" message from the shell. SIGBUS
733 # is not defined by standard C so it is used conditionally.
734
2270b4b2 735 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
736#include <signal.h>
737static void sighandler(int sig){
738 raise(SIGTERM);
739}
e5af4a11 740int main(void){
7dfef245
MR
741 signal(SIGILL, sighandler);
742 signal(SIGFPE, sighandler);
743 signal(SIGSEGV, sighandler);
744#ifdef SIGBUS
745 signal(SIGBUS, sighandler);
746#endif
747 { $code }
748}
749EOF
750}
751
72be9e73
DY
752check_type(){
753 log check_type "$@"
754 headers=$1
755 type=$2
756 shift 2
ae550ce9 757 disable_safe "$type"
72be9e73
DY
758 incs=""
759 for hdr in $headers; do
760 incs="$incs
761#include <$hdr>"
762 done
ae550ce9 763 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
764$incs
765$type v;
766EOF
767}
768
14d36751
MR
769check_struct(){
770 log check_type "$@"
771 headers=$1
772 struct=$2
773 member=$3
774 shift 3
775 disable_safe "${struct}_${member}"
776 incs=""
777 for hdr in $headers; do
778 incs="$incs
779#include <$hdr>"
780 done
781 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
782$incs
783const void *p = &(($struct *)0)->$member;
784EOF
785}
786
57bd82d4
MR
787require(){
788 name="$1"
789 header="$2"
790 func="$3"
791 shift 3
792 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
793}
794
f8d7b072
MR
795require2(){
796 name="$1"
797 headers="$2"
798 func="$3"
799 shift 3
800 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
801}
802
eea50282
MR
803check_foo_config(){
804 cfg=$1
805 pkg=$2
806 header=$3
807 func=$4
808 shift 4
809 disable $cfg
810 check_cmd ${pkg}-config --version
811 err=$?
812 if test "$err" = 0; then
5e622c40
DB
813 temp_cflags $(${pkg}-config --cflags)
814 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
815 check_lib "$@" $header $func && enable $cfg
816 fi
817 return $err
818}
819
f0125de9
MR
820check_host_cc(){
821 log check_host_cc "$@"
822 cat > $TMPC
823 log_file $TMPC
824 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
825}
826
827check_host_cflags(){
828 log check_host_cflags "$@"
829 check_host_cc "$@" <<EOF && append host_cflags "$@"
830int x;
831EOF
832}
833
c505dd31
MR
834apply(){
835 file=$1
836 shift
837 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
838}
839
c34681df
MR
840cp_if_changed(){
841 cmp -s "$1" "$2" &&
842 echo "$2 is unchanged" ||
843 cp -f "$1" "$2"
844}
845
dcd61286
DB
846# CONFIG_LIST contains configurable options, while HAVE_LIST is for
847# system-dependent things.
848
4a0d6686
AJ
849COMPONENT_LIST="
850 bsfs
851 decoders
852 demuxers
853 encoders
3cde40aa 854 filters
5666fd73 855 hwaccels
c552605c 856 indevs
4a0d6686 857 muxers
c552605c 858 outdevs
4a0d6686
AJ
859 parsers
860 protocols
861"
862
863CONFIG_LIST="
864 $COMPONENT_LIST
e8ed9b7a 865 aandct
5a0f7131
MR
866 avcodec
867 avdevice
f7679c54
VS
868 avfilter
869 avfilter_lavf
5a0f7131 870 avformat
c88f5d72
MR
871 avisynth
872 beos_netserver
f402916e 873 bzlib
7f3f5f46 874 dct
c73f65d9 875 doc
92c6a099 876 dxva2
27a9466b 877 fastdiv
c88f5d72
MR
878 ffmpeg
879 ffplay
880 ffserver
1848f7d9 881 fft
4f034993 882 golomb
c88f5d72 883 gpl
ecfc4f44 884 gprof
d8d0d0b2 885 gray
3abe5fbd 886 hardcoded_tables
f7b8bffe 887 libdc1394
690bfceb 888 libdirac
2eed5a46
DB
889 libfaac
890 libfaad
891 libfaadbin
c88f5d72 892 libgsm
6ebe07fb 893 libmp3lame
c88f5d72 894 libnut
0b175caa
DB
895 libopencore_amrnb
896 libopencore_amrwb
9a77d59a 897 libopenjpeg
f7cd9eed 898 libschroedinger
ae14f311 899 libspeex
150d2772 900 libtheora
c88f5d72 901 libvorbis
1cc60c47
DB
902 libx264
903 libxvid
f4d608e3 904 lpc
47a158cb 905 mdct
c88f5d72 906 memalign_hack
a8150374 907 mlib
c88f5d72
MR
908 mpegaudio_hp
909 network
3fe142e2 910 nonfree
8a3c8627 911 pic
4a24ab64 912 postproc
2b4c3615 913 powerpc_perf
68602540 914 rdft
e90f5b5a 915 runtime_cpudetect
2e35e684 916 shared
bd2216e4 917 small
2e35e684 918 static
5a0f7131 919 swscale
a9ddb5b1 920 swscale_alpha
17492d5e
DB
921 vaapi
922 vdpau
9cad0e4e 923 version3
56a059ac 924 x11grab
c88f5d72 925 zlib
4a0d6686 926"
c88f5d72 927
8eee7025
DB
928THREADS_LIST='
929 beosthreads
d22e8442 930 os2threads
8eee7025
DB
931 pthreads
932 w32threads
933'
934
3f5b56e5
MR
935ARCH_LIST='
936 alpha
a2fc0f6a 937 arm
fdcd782d
MR
938 avr32
939 avr32_ap
940 avr32_uc
3f5b56e5
MR
941 bfin
942 ia64
943 m68k
944 mips
bae3abb0 945 mips64
3f5b56e5 946 parisc
79cb09b2 947 ppc
34d11b87 948 ppc64
3f5b56e5
MR
949 s390
950 sh4
951 sparc
952 sparc64
953 x86
954 x86_32
955 x86_64
956'
957
958ARCH_EXT_LIST='
1ac9331a 959 altivec
3bf96eec 960 amd3dnow
a1ef9f08 961 amd3dnowext
1ac9331a 962 armv5te
edab3048 963 armv6
ab5cb084 964 armv6t2
f55b299a 965 armvfp
3f5b56e5
MR
966 iwmmxt
967 mmi
968 mmx
d7f0920b 969 mmx2
6b18d278 970 neon
799fde37 971 ppc4xx
1bb04d5a 972 sse
9eeed841 973 ssse3
bd9d34a0 974 vis
3f5b56e5
MR
975'
976
a3e02a8c
MR
977HAVE_LIST_PUB='
978 bigendian
979'
980
3f5b56e5
MR
981HAVE_LIST="
982 $ARCH_EXT_LIST
a3e02a8c 983 $HAVE_LIST_PUB
3f5b56e5 984 $THREADS_LIST
35fd8122 985 alsa_asoundlib_h
3f5b56e5 986 altivec_h
c9fdab0d 987 arpa_inet_h
e7ea5e3d 988 attribute_packed
6bd859d6 989 bswap
ecf97f22 990 closesocket
1ac9331a 991 cmov
e16e49ac 992 conio_h
c88f5d72 993 dcbzl
f8aa696f
DB
994 dev_bktr_ioctl_bt848_h
995 dev_bktr_ioctl_meteor_h
996 dev_ic_bt8xx_h
997 dev_video_meteor_ioctl_meteor_h
998 dev_video_bktr_ioctl_bt848_h
18b67ae5 999 dlfcn_h
c88f5d72 1000 dlopen
bc574408 1001 dos_paths
245626d0
DB
1002 ebp_available
1003 ebx_available
6b7c7703
VS
1004 exp2
1005 exp2f
c2a29455 1006 fast_64bit
669b5583 1007 fast_clz
7073e9fc 1008 fast_cmov
7b829d2a 1009 fast_unaligned
9d99cc5a 1010 fork
84882df6 1011 getaddrinfo
da9e86f8 1012 gethrtime
4e68cb8a 1013 GetProcessTimes
66be5b45 1014 getrusage
2e1913b1 1015 inet_aton
61d251db 1016 inline_asm
abfc8d05 1017 isatty
9f5ff83f 1018 ldbrx
0b4a1821
AS
1019 libdc1394_1
1020 libdc1394_2
a33cab3a 1021 llrint
291fd18a 1022 log2
6b7c7703 1023 log2f
85dd97ad 1024 loongson
a33cab3a 1025 lrint
c88f5d72 1026 lrintf
e4673692 1027 lzo1x_999_compress
f8aa696f
DB
1028 machine_ioctl_bt848_h
1029 machine_ioctl_meteor_h
c88f5d72
MR
1030 malloc_h
1031 memalign
6ffa87d3 1032 mkstemp
b4e806b2 1033 pld
1f91cdce 1034 posix_memalign
a33cab3a
MK
1035 round
1036 roundf
c88f5d72
MR
1037 sdl
1038 sdl_video_size
b507ebd1 1039 setmode
72be9e73 1040 socklen_t
deb29777 1041 soundcard_h
f8cda19e 1042 poll_h
c0018613 1043 struct_addrinfo
b4d68544
MS
1044 struct_ipv6_mreq
1045 struct_sockaddr_in6
3b2372bf 1046 struct_sockaddr_sa_len
33a4dbdd 1047 struct_sockaddr_storage
b58412f1 1048 sys_mman_h
b091aa44 1049 sys_resource_h
81644c2e 1050 sys_select_h
deb29777 1051 sys_soundcard_h
1b6e8b73 1052 sys_videoio_h
d3a4b4e0 1053 ten_operands
e16e49ac 1054 termios_h
b265431e 1055 threads
7b04b8a0 1056 truncf
ce742de2 1057 vfp_args
7c5bfe7a 1058 VirtualAlloc
6ff3f3e7 1059 winsock2_h
cc078b5d 1060 xform_asm
304d586d 1061 yasm
0cb78cef 1062"
44161118 1063
b6bb00b0
MR
1064# options emitted with CONFIG_ prefix but not available on command line
1065CONFIG_EXTRA="
dc4f5a1c 1066 avutil
9cad0e4e
DB
1067 gplv3
1068 lgplv3
b6bb00b0
MR
1069"
1070
520cc7f1 1071CMDLINE_SELECT="
3f5b56e5 1072 $ARCH_EXT_LIST
520cc7f1 1073 $CONFIG_LIST
8eee7025 1074 $THREADS_LIST
c8a4ae00 1075 asm
db6107b6 1076 cross_compile
520cc7f1
MR
1077 debug
1078 extra_warnings
8c6afa4d 1079 logging
d2bbb2f7 1080 optimizations
87a0fb62 1081 stripping
7595a5e4 1082 yasm
520cc7f1 1083"
426be5dc
DB
1084
1085PATHS_LIST='
d156bede 1086 bindir
14a8acf1 1087 datadir
26759c44
MR
1088 incdir
1089 libdir
26759c44
MR
1090 mandir
1091 prefix
1092 shlibdir
426be5dc
DB
1093'
1094
1095CMDLINE_SET="
1096 $PATHS_LIST
1097 arch
313c46a6 1098 as
426be5dc
DB
1099 build_suffix
1100 cc
1101 cpu
1102 cross_prefix
50567afa 1103 dep_cc
ac63af34 1104 extra_version
9da6609f
MR
1105 host_cc
1106 host_cflags
1107 host_ldflags
1108 host_libs
82bb3329 1109 host_os
684b28e0 1110 ld
426be5dc 1111 logfile
4ae40685 1112 malloc_prefix
89641463 1113 nm
26759c44 1114 source_path
c5200f17
MR
1115 sysinclude
1116 sysroot
a7ada2ba 1117 target_exec
26759c44 1118 target_os
a7ada2ba 1119 target_path
426be5dc 1120"
520cc7f1 1121
89f2932b
MR
1122CMDLINE_APPEND="
1123 extra_cflags
1124"
1125
912f3148
DB
1126# code dependency declarations
1127
9eeed841 1128# architecture extensions
808fa33c 1129
a2fc0f6a
MR
1130armv5te_deps="arm"
1131armv6_deps="arm"
ab5cb084 1132armv6t2_deps="arm"
a2fc0f6a
MR
1133armvfp_deps="arm"
1134iwmmxt_deps="arm"
808fa33c
MR
1135neon_deps="arm"
1136
e241ba14 1137mmi_deps="mips"
808fa33c
MR
1138
1139altivec_deps="ppc"
1140ppc4xx_deps="ppc"
1141
1142vis_deps="sparc"
1143
7f8c3d1f 1144x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1145amd3dnow_deps="mmx"
1146amd3dnowext_deps="amd3dnow"
9eeed841 1147mmx_deps="x86"
75aa95a6 1148mmx2_deps="mmx"
75aa95a6
DB
1149sse_deps="mmx"
1150ssse3_deps="sse"
9eeed841 1151
e939cedd 1152fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1153fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1154fast_unaligned_if_any="armv6 ppc x86"
669b5583 1155
89e053f8 1156need_memalign="altivec neon sse"
6fec122a 1157inline_asm_deps="!tms470"
89e053f8 1158
5666fd73 1159# decoders / encoders / hardware accelerators
f1e94694 1160aac_decoder_select="fft mdct aac_parser"
84c04e25 1161aac_encoder_select="fft mdct"
5b423887 1162ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1163alac_encoder_select="lpc"
47a158cb 1164atrac3_decoder_select="fft mdct"
4f034993 1165cavs_decoder_select="golomb"
47a158cb 1166cook_decoder_select="fft mdct"
2eef7c62 1167cscd_decoder_suggest="zlib"
47a158cb 1168dca_decoder_select="fft mdct"
e8ed9b7a 1169dnxhd_encoder_select="aandct"
2eef7c62 1170dxa_decoder_select="zlib"
baf91bb9 1171eac3_decoder_select="ac3_decoder"
84c04e25 1172eamad_decoder_select="aandct"
e8ed9b7a 1173eatgq_decoder_select="aandct"
d52b39c7 1174eatqi_decoder_select="aandct"
4f034993
MR
1175ffv1_decoder_select="golomb"
1176flac_decoder_select="golomb"
f4d608e3 1177flac_encoder_select="golomb lpc"
2eef7c62
AJ
1178flashsv_decoder_select="zlib"
1179flashsv_encoder_select="zlib"
4414137e 1180flv_decoder_select="h263_decoder"
4d4b4bd1 1181flv_encoder_select="h263_encoder"
e8ed9b7a 1182h261_encoder_select="aandct"
7f647ae0 1183h263_decoder_select="h263_parser"
e8ed9b7a 1184h263_encoder_select="aandct"
ff418735 1185h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1186h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1187h263i_decoder_select="h263_decoder"
fe629c2d 1188h263p_encoder_select="h263_encoder"
4f034993 1189h264_decoder_select="golomb"
92c6a099
LA
1190h264_dxva2_hwaccel_deps="dxva2api_h"
1191h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1192h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1193h264_vaapi_hwaccel_select="vaapi"
711dae77 1194h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1195h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1196imc_decoder_select="fft mdct"
4f034993
MR
1197jpegls_decoder_select="golomb"
1198jpegls_encoder_select="golomb"
e8ed9b7a 1199ljpeg_encoder_select="aandct"
4f034993 1200loco_decoder_select="golomb"
e8ed9b7a 1201mjpeg_encoder_select="aandct"
2cca233b 1202mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1203mpeg1video_encoder_select="aandct"
1204mpeg2video_encoder_select="aandct"
4414137e 1205mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1206mpeg4_encoder_select="h263_encoder"
711dae77 1207mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1208mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1209mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1210mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1211mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1212mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1213mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1214mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1215mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1216mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1217mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1218mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1219msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1220msmpeg4v1_encoder_select="h263_encoder"
4414137e 1221msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1222msmpeg4v2_encoder_select="h263_encoder"
4414137e 1223msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1224msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1225nellymoser_decoder_select="fft mdct"
1226nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1227png_decoder_select="zlib"
1228png_encoder_select="zlib"
63cae55d 1229qdm2_decoder_select="fft mdct rdft"
a8beb22f 1230rv10_decoder_select="h263_decoder"
b2bf38b4 1231rv10_encoder_select="h263_encoder"
a8beb22f 1232rv20_decoder_select="h263_decoder"
b2bf38b4 1233rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1234rv30_decoder_select="golomb"
1235rv40_decoder_select="golomb"
4f034993
MR
1236shorten_decoder_select="golomb"
1237sonic_decoder_select="golomb"
1238sonic_encoder_select="golomb"
1239sonic_ls_encoder_select="golomb"
1240svq3_decoder_select="golomb"
bee2eac5 1241svq3_decoder_suggest="zlib"
4eef77c1 1242theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1243tiff_decoder_suggest="zlib"
1244tiff_encoder_suggest="zlib"
aec09a00 1245truehd_decoder_select="mlp_decoder"
2eef7c62 1246tscc_decoder_select="zlib"
f95bfab0 1247vc1_decoder_select="h263_decoder"
9104cd51 1248vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1249vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1250vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1251vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1252vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1253vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1254vorbis_decoder_select="fft mdct"
1255vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1256vp6a_decoder_select="vp6_decoder"
1257vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1258wmav1_decoder_select="fft mdct"
1259wmav1_encoder_select="fft mdct"
1260wmav2_decoder_select="fft mdct"
1261wmav2_encoder_select="fft mdct"
f95bfab0 1262wmv1_decoder_select="h263_decoder"
665507aa 1263wmv1_encoder_select="h263_encoder"
f95bfab0 1264wmv2_decoder_select="h263_decoder"
1746e2a9 1265wmv2_encoder_select="h263_encoder"
015f8ee0 1266wmv3_decoder_select="vc1_decoder"
f0f86627 1267wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1268wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1269wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1270zlib_decoder_select="zlib"
1271zlib_encoder_select="zlib"
1272zmbv_decoder_select="zlib"
1273zmbv_encoder_select="zlib"
30fd06be 1274
28b80940
DB
1275# parsers
1276h264_parser_select="golomb"
1277
f1e94694
DB
1278# bitstream_filters
1279aac_adtstoasc_bsf_select="aac_parser"
1280
912f3148 1281# external libraries
1b71f045 1282libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1283libdirac_encoder_deps="libdirac"
c9171a83 1284libfaac_encoder_deps="libfaac"
69ddbd1d 1285libfaad_decoder_deps="libfaad"
4ec45764 1286libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1287libgsm_decoder_deps="libgsm"
1288libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1289libgsm_ms_decoder_deps="libgsm"
1290libgsm_ms_encoder_deps="libgsm"
1cc60c47 1291libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1292libopencore_amrnb_decoder_deps="libopencore_amrnb"
1293libopencore_amrnb_encoder_deps="libopencore_amrnb"
1294libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1295libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1296libschroedinger_decoder_deps="libschroedinger"
1297libschroedinger_encoder_deps="libschroedinger"
ae14f311 1298libspeex_decoder_deps="libspeex"
150d2772 1299libtheora_encoder_deps="libtheora"
b0caf888 1300libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1301libx264_encoder_deps="libx264"
1302libxvid_encoder_deps="libxvid"
30fd06be 1303
912f3148 1304# demuxers / muxers
03a76ba9 1305ac3_demuxer_deps="ac3_parser"
647c2356 1306asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1307avisynth_demuxer_deps="avisynth"
1308dirac_demuxer_deps="dirac_parser"
5b423887 1309eac3_demuxer_select="ac3_parser"
647c2356 1310ipod_muxer_select="mov_muxer"
4e622dea
SS
1311libnut_demuxer_deps="libnut"
1312libnut_muxer_deps="libnut"
647c2356 1313matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1314matroska_demuxer_suggest="zlib bzlib"
1315mov_demuxer_suggest="zlib"
1316mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1317mp4_muxer_select="mov_muxer"
1318mpegtsraw_demuxer_select="mpegts_demuxer"
1319mxf_d10_muxer_select="mxf_muxer"
24ca518b 1320ogg_demuxer_select="golomb"
647c2356 1321psp_muxer_select="mov_muxer"
4e622dea
SS
1322rtsp_demuxer_deps="sdp_demuxer"
1323sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1324spdif_muxer_select="aac_parser"
647c2356
DB
1325tg2_muxer_select="mov_muxer"
1326tgp_muxer_select="mov_muxer"
6bdaa5f4 1327w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1328
1329# indevs / outdevs
38e54a75
SS
1330alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1331alsa_indev_extralibs="-lasound"
1332alsa_outdev_deps="alsa_asoundlib_h"
1333alsa_outdev_extralibs="-lasound"
1334audio_beos_indev_deps="audio_beos"
1335audio_beos_indev_extralibs="-lmedia -lbe"
1336audio_beos_outdev_deps="audio_beos"
1337audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1338bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1339dv1394_indev_deps="dv1394 dv_demuxer"
1340jack_indev_deps="jack_jack_h"
1341jack_indev_extralibs="-ljack"
1342libdc1394_indev_deps="libdc1394"
38e54a75
SS
1343oss_indev_deps_any="soundcard_h sys_soundcard_h"
1344oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1345v4l_indev_deps="linux_videodev_h"
1346v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1347vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1348vfwcap_indev_extralibs="-lavicap32"
38e54a75 1349x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1350x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1351
912f3148 1352# protocols
3fff6382 1353gopher_protocol_deps="network"
c08fb000 1354http_protocol_deps="network"
cbf29889 1355rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1356rtp_protocol_deps="udp_protocol"
1357tcp_protocol_deps="network"
1358udp_protocol_deps="network"
1359
f7679c54 1360# filters
81124ba0 1361movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1362avfilter_lavf_deps="avformat"
1363
1364# libraries
1365avdevice_deps="avcodec avformat"
1366avformat_deps="avcodec"
f7679c54 1367
912f3148 1368# programs
5a0f7131
MR
1369ffmpeg_deps="avcodec avformat swscale"
1370ffplay_deps="avcodec avformat swscale sdl"
1371ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1372ffserver_extralibs='$ldl'
a2830dca 1373
c73f65d9 1374doc_deps="texi2html"
912f3148 1375
de6d9b64 1376# default parameters
8a608357 1377
2ba042a7 1378logfile="config.err"
8a608357
MR
1379
1380# installation paths
c9d19248
MR
1381prefix_default="/usr/local"
1382bindir_default='${prefix}/bin'
14a8acf1 1383datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1384incdir_default='${prefix}/include'
1385libdir_default='${prefix}/lib'
1386mandir_default='${prefix}/share/man'
1387shlibdir_default="$libdir_default"
8a608357
MR
1388
1389# toolchain
11e6d03a 1390ar="ar"
13c7df3d 1391cc_default="gcc"
a3d7c197 1392cc_version=\"unknown\"
9da6609f 1393host_cc_default="gcc"
11e6d03a 1394ln_s="ln -sf"
89641463 1395nm_default="nm"
11e6d03a 1396objformat="elf"
be7109c1 1397ranlib="ranlib"
0f3cb305 1398strip="strip"
11e6d03a 1399yasmexe="yasm"
8a608357 1400
8182dc34
MR
1401nm_opts='-g'
1402
8a608357 1403# machine
5e622c40 1404arch=$(uname -m)
38d0a8aa 1405cpu="generic"
8a608357 1406
8a608357 1407# OS
4f854758 1408target_os=$(tolower $(uname -s))
82bb3329 1409host_os=$target_os
8a608357 1410
8a608357 1411# configurable options
5a0f7131
MR
1412enable avcodec
1413enable avdevice
1414enable avformat
dc4f5a1c 1415enable avutil
c8a4ae00 1416enable asm
497237c7 1417enable debug
c73f65d9 1418enable doc
aa033b1e 1419enable fastdiv
497237c7
RP
1420enable ffmpeg
1421enable ffplay
1422enable ffserver
497237c7
RP
1423enable mpegaudio_hp
1424enable network
8400d6b8 1425enable optimizations
497237c7 1426enable protocols
530dc538 1427enable static
87a0fb62 1428enable stripping
5a0f7131 1429enable swscale
a9ddb5b1 1430enable swscale_alpha
8a608357 1431
8a608357 1432# build settings
9987769a 1433SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1434FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1435LIBPREF="lib"
1436LIBSUF=".a"
c5f14466
RP
1437FULLNAME='$(NAME)$(BUILDSUF)'
1438LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1439SLIBPREF="lib"
1440SLIBSUF=".so"
c5f14466 1441SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1442SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1443SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1444LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1445
7e6c86e6
MR
1446CC_O='-o $@'
1447
f0125de9 1448host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1449host_libs='-lm'
1450
a7ada2ba
MR
1451target_path='.'
1452
0d7dca36
DB
1453# gcc stupidly only outputs the basename of targets with -MM, but we need the
1454# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1455DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1456DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1457
c597172e 1458# find source path
5e622c40 1459source_path="$(dirname "$0")"
497237c7 1460enable source_path_used
24524f36 1461if test -f configure; then
5e622c40 1462 source_path="$(pwd)"
497237c7 1463 disable source_path_used
c597172e 1464else
5e622c40 1465 source_path="$(cd "$source_path"; pwd)"
c597172e 1466 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1467 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1468 test -e "$source_path/config.h" &&
1469 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1470fi
1471
13cbe2c0 1472for v in "$@"; do
b04251c5
MR
1473 r=${v#*=}
1474 l=${v%"$r"}
1475 r=$(sh_quote "$r")
13cbe2c0
MR
1476 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1477done
c597172e 1478
73ef8980
MR
1479find_things(){
1480 thing=$1
1481 pattern=$2
1482 file=$source_path/$3
932ccf39 1483 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1484}
1485
1486ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1487DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1488HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1489PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1490BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1491MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1492DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1493OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1494INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1495PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1496FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1497
7483e694
DB
1498enable $ARCH_EXT_LIST \
1499 $DECODER_LIST \
1500 $ENCODER_LIST \
5666fd73 1501 $HWACCEL_LIST \
7483e694
DB
1502 $PARSER_LIST \
1503 $BSF_LIST \
1504 $DEMUXER_LIST \
1505 $MUXER_LIST \
f7679c54 1506 $FILTER_LIST \
7483e694
DB
1507 $PROTOCOL_LIST \
1508 $INDEV_LIST \
1509 $OUTDEV_LIST \
c597172e
MR
1510
1511die_unknown(){
1512 echo "Unknown option \"$1\"."
1513 echo "See $0 --help for available options."
1514 exit 1
1515}
1516
794f8e97 1517show_list() {
bf0c4afa
RP
1518 suffix=_$1
1519 shift
2b444ea7 1520 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1521 exit 0
1522}
1523
c597172e 1524for opt do
7483e694
DB
1525 optval="${opt#*=}"
1526 case "$opt" in
0f010b2f 1527 --extra-ldflags=*) add_ldflags $optval
7483e694 1528 ;;
0f010b2f 1529 --extra-libs=*) add_extralibs $optval
7483e694 1530 ;;
8fb1cb58 1531 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1532 ;;
40bcf4c7
BL
1533 --enable-debug=*) debuglevel="$optval"
1534 ;;
7483e694 1535 --enable-*=*|--disable-*=*)
8b93ddc3 1536 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1537 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1538 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1539 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1540 $action $(filter "$name" $list)
7483e694
DB
1541 ;;
1542 --enable-?*|--disable-?*)
5e622c40 1543 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1544 if is_in $option $COMPONENT_LIST; then
fed5d54b 1545 test $action = disable && action=unset
e3773a55
MR
1546 eval $action \$$(toupper ${option%s})_LIST
1547 elif is_in $option $CMDLINE_SELECT; then
1548 $action $option
1549 else
1550 die_unknown $opt
1551 fi
7483e694
DB
1552 ;;
1553 --list-*)
1554 NAME="${opt#--list-}"
1555 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1556 NAME=${NAME%s}
1557 eval show_list $NAME \$$(toupper $NAME)_LIST
1558 ;;
1559 --help|-h) show_help
1560 ;;
1561 *)
884a36a7 1562 optname="${opt%%=*}"
26759c44
MR
1563 optname="${optname#--}"
1564 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1565 if is_in $optname $CMDLINE_SET; then
1566 eval $optname='$optval'
1567 elif is_in $optname $CMDLINE_APPEND; then
1568 append $optname "$optval"
1569 else
1570 die_unknown $opt
1571 fi
7483e694
DB
1572 ;;
1573 esac
c597172e
MR
1574done
1575
bcea99bb
MR
1576disabled logging && logfile=/dev/null
1577
13cbe2c0 1578echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1579set >> $logfile
1580
9da6609f
MR
1581test -n "$cross_prefix" && enable cross_compile
1582
adb2b908 1583ar="${cross_prefix}${ar}"
11e6d03a 1584cc_default="${cross_prefix}${cc_default}"
20e0ed95 1585nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1586ranlib="${cross_prefix}${ranlib}"
1587strip="${cross_prefix}${strip}"
1588
c5200f17
MR
1589sysinclude_default="${sysroot}/usr/include"
1590
75800dce 1591set_default cc nm sysinclude
9da6609f
MR
1592enabled cross_compile || host_cc_default=$cc
1593set_default host_cc
13c7df3d 1594
82bb3329
MR
1595exesuf() {
1596 case $1 in
1597 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1598 esac
1599}
1600
1601EXESUF=$(exesuf $target_os)
1602HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1603
e4e69e0b 1604# set temporary file name
a49d42c2 1605: ${TMPDIR:=$TEMPDIR}
c51fafa1 1606: ${TMPDIR:=$TMP}
a49d42c2 1607: ${TMPDIR:=/tmp}
e4e69e0b 1608
54460a83
MR
1609if ! check_cmd type mktemp; then
1610 # simple replacement for missing mktemp
1611 # NOT SAFE FOR GENERAL USE
1612 mktemp(){
1613 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1614 }
1615fi
1616
1617tmpfile(){
1618 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1619 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1620 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1621 append TMPFILES $tmp
1622 eval $1=$tmp
1623}
1624
1625trap 'rm -f -- $TMPFILES' EXIT
1626trap exit HUP INT TERM
1627
1628tmpfile TMPC .c
1629tmpfile TMPE $EXESUF
1630tmpfile TMPH .h
1631tmpfile TMPO .o
1632tmpfile TMPS .S
a482e61b 1633tmpfile TMPV .ver
54460a83
MR
1634tmpfile TMPSH .sh
1635
1636unset -f mktemp
e4e69e0b 1637
993f2d0f
MR
1638# make sure we can execute files in $TMPDIR
1639cat > $TMPSH 2>> $logfile <<EOF
1640#! /bin/sh
1641EOF
1642chmod +x $TMPSH >> $logfile 2>&1
1643if ! $TMPSH >> $logfile 2>&1; then
1644 cat <<EOF
1645Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1646variable to another directory and make sure that it is not mounted noexec.
1647EOF
1648 die "Sanity test failed."
1649fi
993f2d0f 1650
19b4c628
MR
1651filter_cflags=echo
1652filter_cppflags=echo
1653filter_asflags=echo
1654
8f0c157a 1655if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1656 cc_type=gcc
a3d7c197 1657 cc_version=__VERSION__
aef6bd1b
MR
1658 if ! $cc -dumpversion | grep -q '^2\.'; then
1659 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1660 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1661 fi
14ca9cd0
MR
1662 speed_cflags='-O3'
1663 size_cflags='-Os'
629687f6
MR
1664elif $cc --version 2>/dev/null | grep -q Intel; then
1665 cc_type=icc
6e3fa35d 1666 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1667 CC_DEPFLAGS='-MMD'
1668 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1669 speed_cflags='-O3'
1670 size_cflags='-Os'
629687f6
MR
1671elif $cc -v 2>&1 | grep -q xlc; then
1672 cc_type=xlc
6e3fa35d 1673 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1674 speed_cflags='-O5'
1675 size_cflags='-O5 -qcompact'
df442a8d
MR
1676elif $cc -V 2>/dev/null | grep -q Compaq; then
1677 cc_type=ccc
6e3fa35d 1678 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1679 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1680 debuglevel=3
df442a8d 1681 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1682 speed_cflags='-fast'
1683 size_cflags='-O1'
6a0d5493 1684elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1685 test -d "$sysroot" || die "No valid sysroot specified."
1686 cc_type=armcc
6e3fa35d 1687 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1688 armcc_conf="$PWD/armcc.conf"
1689 $cc --arm_linux_configure \
1690 --arm_linux_config_file="$armcc_conf" \
1691 --configure_sysroot="$sysroot" \
1692 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1693 die "Error creating armcc configuration file."
1694 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1695 as_default="${cross_prefix}gcc"
07dec06e
MR
1696 CC_DEPFLAGS='-MMD'
1697 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1698 speed_cflags='-O3'
1699 size_cflags='-Os'
6fec122a
MR
1700elif $cc -version 2>/dev/null | grep -q TMS470; then
1701 cc_type=tms470
6e3fa35d 1702 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1703 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1704 CC_O='-fr=$(@D)'
1705 as_default="${cross_prefix}gcc"
1706 ld_default="${cross_prefix}gcc"
6fec122a
MR
1707 TMPO=$(basename $TMPC .c).o
1708 append TMPFILES $TMPO
1709 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1710 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1711 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1712 speed_cflags='-O3 -mf=5'
1713 size_cflags='-O3 -mf=2'
6fec122a
MR
1714 filter_cflags=tms470_flags
1715 tms470_flags(){
1716 for flag; do
1717 case $flag in
1718 -march=*|-mcpu=*)
1719 case "${flag#*=}" in
1720 armv7-a|cortex-a*) echo -mv=7a8 ;;
1721 armv7-r|cortex-r*) echo -mv=7r4 ;;
1722 armv7-m|cortex-m*) echo -mv=7m3 ;;
1723 armv6*|arm11*) echo -mv=6 ;;
1724 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1725 echo -mv=5e ;;
1726 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1727 esac
1728 ;;
1729 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1730 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1731 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1732 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1733 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1734 -g) echo -g -mn ;;
587d24ff 1735 -pds=*) echo $flag ;;
6fec122a
MR
1736 esac
1737 done
1738 }
06da6943
DC
1739elif $cc -v 2>&1 | grep -q clang; then
1740 cc_type=clang
1741 cc_version=__VERSION__
1742 CC_DEPFLAGS='-MMD'
1743 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1744 speed_cflags='-O3'
1745 size_cflags='-Os'
2a472e9c
MK
1746elif $cc -V 2>&1 | grep -q Sun; then
1747 cc_type=suncc
1748 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1749 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1750 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1751 speed_cflags='-O5'
1752 size_cflags='-O5 -xspace'
03279bbe
MK
1753 filter_cflags=suncc_flags
1754 suncc_flags(){
1755 for flag; do
1756 case $flag in
1757 -march=*|-mcpu=*)
1758 case "${flag#*=}" in
1759 native) echo -xtarget=native ;;
1760 v9) echo -xarch=sparc ;;
1761 ultrasparc) echo -xarch=sparcvis ;;
1762 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1763 i586|pentium) echo -xchip=pentium ;;
1764 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1765 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1766 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1767 pentium4*) echo -xtarget=pentium4 ;;
1768 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1769 *-sse3) echo -xarch=sse3 ;;
1770 core2) echo -xarch=ssse3 -xchip=core2 ;;
1771 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1772 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1773 k8|opteron|athlon64|athlon-fx)
1774 echo -xarch=sse2a ;;
1775 athlon*) echo -xarch=pentium_proa ;;
1776 esac
1777 ;;
1778 -std=c99) echo -xc99 ;;
1779 -fomit-frame-pointer) echo -xregs=frameptr ;;
1780 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1781 -W*,*) echo $flag ;;
1782 -f*-*|-W*) ;;
1783 *) echo $flag ;;
1784 esac
1785 done
1786 }
629687f6
MR
1787fi
1788
1789test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1790
75bafbac 1791: ${as_default:=$cc}
50567afa 1792: ${dep_cc_default:=$cc}
684b28e0 1793: ${ld_default:=$cc}
50567afa 1794set_default as dep_cc ld
75800dce 1795
07dec06e
MR
1796test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1797test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1798
7f32f40c 1799add_cflags $extra_cflags
2f2e6c7c 1800add_asflags $extra_cflags
7f32f40c 1801
154d432c
MR
1802if test -n "$sysroot"; then
1803 case "$cc_type" in
1804 gcc)
467256f2 1805 add_cppflags --sysroot="$sysroot"
154d432c
MR
1806 add_ldflags --sysroot="$sysroot"
1807 ;;
6fec122a
MR
1808 tms470)
1809 add_cppflags -I"$sysinclude"
1810 add_ldflags --sysroot="$sysroot"
1811 ;;
06da6943
DC
1812 clang)
1813 add_cppflags -isysroot="$sysroot"
1814 add_ldflags -isysroot="$sysroot"
1815 ;;
154d432c
MR
1816 esac
1817fi
1818
d22c13a8
MR
1819if test "$cpu" = host; then
1820 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1821
1822 case "$cc_type" in
1823 gcc)
1824 check_native(){
1825 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1826 sed -n "/$1=/{
1827 s/.*$1=\\([^ ]*\\).*/\\1/
1828 p
1829 q
1830 }" $TMPE
d22c13a8
MR
1831 }
1832 cpu=$(check_native -march || check_native -mcpu)
1833 ;;
1834 esac
1835
1836 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1837fi
1838
e939cedd
MR
1839# Deal with common $arch aliases
1840case "$arch" in
1841 arm*)
1842 arch="arm"
1843 ;;
1844 mips|mipsel|IP*)
1845 arch="mips"
1846 ;;
1847 mips64)
1848 arch="mips"
1849 subarch="mips64"
1850 ;;
1851 parisc|hppa)
1852 arch="parisc"
1853 ;;
1854 parisc64|hppa64)
1855 arch="parisc"
1856 subarch="parisc64"
1857 ;;
1858 "Power Macintosh"|ppc|powerpc)
1859 arch="ppc"
1860 ;;
1861 ppc64)
1862 arch="ppc"
1863 subarch="ppc64"
1864 ;;
1865 s390|s390x)
1866 arch="s390"
1867 ;;
1868 sh4|sh)
1869 arch="sh4"
1870 ;;
1871 sun4u|sparc64)
1872 arch="sparc"
1873 subarch="sparc64"
1874 ;;
1875 i[3-6]86|i86pc|BePC|x86_64|amd64)
1876 arch="x86"
1877 ;;
1878esac
1879
1880is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1881enable $arch
e939cedd 1882
df5cdc24 1883# Add processor-specific flags
5d54c126
MR
1884if test "$cpu" = generic; then
1885 : do nothing
1886elif enabled ppc; then
343aef9b 1887
9dbd5c3d
MR
1888 case $cpu in
1889 601|ppc601|PowerPC601)
1890 cpuflags="-mcpu=601"
1891 ;;
1892 603*|ppc603*|PowerPC603*)
1893 cpuflags="-mcpu=603"
1894 ;;
1895 604*|ppc604*|PowerPC604*)
1896 cpuflags="-mcpu=604"
1897 ;;
1898 G3|g3|75*|ppc75*|PowerPC75*)
1899 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1900 ;;
1901 G4|g4|745*|ppc745*|PowerPC745*)
1902 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1903 ;;
1904 74*|ppc74*|PowerPC74*)
1905 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1906 ;;
1907 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1908 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1909 ;;
1910 Cell|CELL|cell)
1911 cpuflags="-mcpu=cell"
1912 enable ldbrx
1913 ;;
1914 esac
343aef9b
MR
1915
1916elif enabled x86; then
1917
9dbd5c3d
MR
1918 case $cpu in
1919 i[345]86|pentium)
1920 cpuflags="-march=$cpu"
1921 disable mmx
1922 ;;
1923 # targets that do NOT support conditional mov (cmov)
1924 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1925 cpuflags="-march=$cpu"
1926 disable cmov
1927 ;;
1928 # targets that do support conditional mov (cmov)
1929 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1930 cpuflags="-march=$cpu"
1931 enable cmov
1932 enable fast_cmov
1933 ;;
1934 # targets that do support conditional mov but on which it's slow
1935 pentium4|pentium4m|prescott|nocona)
1936 cpuflags="-march=$cpu"
1937 enable cmov
1938 disable fast_cmov
1939 ;;
1940 esac
343aef9b
MR
1941
1942elif enabled sparc; then
1943
9dbd5c3d
MR
1944 case $cpu in
1945 sparc64)
1946 cpuflags="-mcpu=v9"
1947 ;;
1948 esac
343aef9b
MR
1949
1950elif enabled arm; then
1951
34ba23c9
MR
1952 case $cpu in
1953 armv*)
1954 cpuflags="-march=$cpu"
1955 ;;
1956 *)
1957 cpuflags="-mcpu=$cpu"
1958 ;;
1959 esac
343aef9b
MR
1960
1961elif enabled alpha; then
1962
34ba23c9 1963 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1964
1965elif enabled bfin; then
1966
34ba23c9 1967 cpuflags="-mcpu=$cpu"
343aef9b
MR
1968
1969elif enabled mips; then
1970
34ba23c9 1971 cpuflags="-march=$cpu"
343aef9b
MR
1972
1973elif enabled avr32; then
1974
9dbd5c3d
MR
1975 case $cpu in
1976 ap7[02]0[0-2])
1977 subarch="avr32_ap"
1978 cpuflags="-mpart=$cpu"
1979 ;;
1980 ap)
1981 subarch="avr32_ap"
1982 cpuflags="-march=$cpu"
1983 ;;
1984 uc3[ab]*)
1985 subarch="avr32_uc"
1986 cpuflags="-mcpu=$cpu"
1987 ;;
1988 uc)
1989 subarch="avr32_uc"
1990 cpuflags="-march=$cpu"
1991 ;;
1992 esac
df5cdc24 1993
343aef9b
MR
1994fi
1995
df5cdc24
MR
1996add_cflags $cpuflags
1997add_asflags $cpuflags
1998
993f2d0f
MR
1999# compiler sanity check
2000check_exec <<EOF
2001int main(void){ return 0; }
2002EOF
2003if test "$?" != 0; then
2004 echo "$cc is unable to create an executable file."
2005 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2006 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2007 echo "Only do this if you know what cross compiling means."
2008 fi
2009 die "C compiler test failed."
2010fi
2011
38a9c529 2012add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2013check_cflags -std=c99
50a334e4 2014check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2015#include <stdlib.h>
2016EOF
50a334e4 2017check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2018#include <stdlib.h>
2019EOF
e9b9a2f8 2020
f0125de9
MR
2021check_host_cflags -std=c99
2022
b24dbcbd 2023case "$arch" in
e939cedd 2024 alpha|ia64|mips|parisc|sparc)
8a3c8627 2025 spic=$shared
b24dbcbd 2026 ;;
e939cedd 2027 x86)
cfdb6148 2028 subarch="x86_32"
e939cedd 2029 check_cc <<EOF && subarch="x86_64"
58b3536d 2030 int test[(int)sizeof(char*) - 7];
cfdb6148 2031EOF
de27f4d9 2032 if test "$subarch" = "x86_64"; then
e939cedd 2033 spic=$shared
de27f4d9 2034 fi
b24dbcbd 2035 ;;
b24dbcbd
RP
2036esac
2037
343aef9b 2038enable $subarch
8a3c8627 2039enabled spic && enable pic
5755bc88 2040check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2041
7483e694 2042# OS specific
4f854758 2043case $target_os in
7483e694 2044 beos|haiku|zeta)
c9d19248 2045 prefix_default="$HOME/config"
7483e694 2046 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2047 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2048 case "$gcc_version" in
2049 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2050 disable mmx
2051 ;;
2052 *20010315*) echo "BeBits gcc"
0f010b2f 2053 add_cflags -fno-expensive-optimizations
7483e694
DB
2054 ;;
2055 esac
7483e694
DB
2056 SHFLAGS=-nostart
2057 # enable BeOS things
2058 enable audio_beos
2059 # no need for libm, but the inet stuff
2060 # Check for BONE
2061 # XXX: actually should check for NOT net_server
78fe7631 2062 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2063 network_extralibs="-lbind -lsocket"
2064 else
2065 enable beos_netserver
2066 network_extralibs="-lnet"
2067 fi ;;
2068 sunos)
2069 FFSERVERLDFLAGS=""
9987769a 2070 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2071 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2072 network_extralibs="-lsocket -lnsl"
50a334e4 2073 add_cppflags -D__EXTENSIONS__
8182dc34 2074 nm_opts='-P -g'
7483e694
DB
2075 ;;
2076 netbsd)
07a8eef6
MR
2077 oss_indev_extralibs="-lossaudio"
2078 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2079 ;;
2080 openbsd)
89e053f8 2081 enable malloc_aligned
7c4a001a
MR
2082 # On OpenBSD 4.5. the compiler does not use PIC unless
2083 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2084 # however the generated executable will not do anything
2085 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2086 # Thus explicitly enable PIC here.
cd78208b 2087 enable pic
7483e694 2088 SHFLAGS='-shared'
07a8eef6
MR
2089 oss_indev_extralibs="-lossaudio"
2090 oss_outdev_extralibs="-lossaudio"
7483e694 2091 ;;
90b4f091 2092 freebsd|dragonfly)
89e053f8 2093 enable malloc_aligned
7483e694
DB
2094 ;;
2095 bsd/os)
2096 osextralibs="-lpoll -lgnugetopt"
2097 strip="strip -d"
2098 ;;
2099 darwin)
89e053f8 2100 enable malloc_aligned
0138c54e 2101 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2102 strip="strip -x"
2103 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2104 SLIBSUF=".dylib"
2105 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2106 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2107 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2108 objformat="macho"
1b0f6fb8 2109 enabled x86_64 && objformat="macho64"
8dfa86f7 2110 enabled_any pic shared ||
2704bd1a 2111 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2112 ;;
2113 mingw32*)
d9cd11ad
MS
2114 # Adding _WIN32_WINNT=0x0501 makes functions that require
2115 # XP visible and thus may make it binary incompatible with
2116 # earlier versions. Set --target-os=mingw32-prexp if this
2117 # isn't desired.
2118 test $target_os = "mingw32" && add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2119 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2120 disable network
2121 else
2122 target_os=mingw32
2123 fi
dcc01c06 2124 LIBTARGET=i386
1fc9fb8a 2125 if enabled x86_64; then
89e053f8 2126 enable malloc_aligned
dcc01c06 2127 LIBTARGET=x64
336cc1b0
MS
2128 elif enabled arm; then
2129 LIBTARGET=arm
dcc01c06 2130 fi
fbd971a4 2131 shlibdir_default="$bindir_default"
7483e694
DB
2132 disable ffserver
2133 SLIBPREF=""
2134 SLIBSUF=".dll"
7483e694
DB
2135 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2136 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2137 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2138 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2139 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2140 install -d "$(LIBDIR)"; \
2141 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2142 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2143 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2144 objformat="win32"
bc574408 2145 enable dos_paths
1894e741 2146 check_cflags -fno-common
b1549d61 2147 if ! enabled x86_64; then
f7ad5aa2
RP
2148 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2149 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2150 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2151 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2152 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2153 fi
7483e694
DB
2154 ;;
2155 cygwin*)
4f854758 2156 target_os=cygwin
fbd971a4 2157 shlibdir_default="$bindir_default"
7483e694
DB
2158 SLIBPREF="cyg"
2159 SLIBSUF=".dll"
2160 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2161 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2162 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2163 objformat="win32"
bc574408 2164 enable dos_paths
1894e741 2165 check_cflags -fno-common
7483e694 2166 ;;
4f365f37 2167 *-dos|freedos|opendos)
fdf11906 2168 disable ffplay ffserver
4f365f37
MK
2169 disable $INDEV_LIST $OUTDEV_LIST
2170 network_extralibs="-lsocket"
ff1c015d 2171 objformat="coff"
bc574408 2172 enable dos_paths
4f365f37 2173 ;;
7483e694 2174 linux)
7483e694
DB
2175 enable dv1394
2176 ;;
2177 irix*)
4f854758 2178 target_os=irix
7483e694
DB
2179 ranlib="echo ignoring ranlib"
2180 ;;
d22e8442 2181 os/2*)
d22e8442
DY
2182 strip="lxlite"
2183 ln_s="cp -f"
d22e8442 2184 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2185 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2186 FFSERVERLDFLAGS=""
287d3b13 2187 LIBSUF="_s.a"
d22e8442
DY
2188 SLIBPREF=""
2189 SLIBSUF=".dll"
2190 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2191 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2192 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2193 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2194 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2195 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2196 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2197 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2198 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2199 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2200 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2201 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2202 enable dos_paths
d22e8442 2203 ;;
83993c1c
AM
2204 gnu/kfreebsd)
2205 ;;
34e82167 2206 gnu)
34e82167 2207 ;;
d22e8442 2208
7483e694 2209 *)
4f924f9a 2210 die "Unknown OS '$target_os'."
7483e694
DB
2211 ;;
2212esac
2213
c9d19248
MR
2214set_default $PATHS_LIST
2215
c597172e 2216add_extralibs $osextralibs
de6d9b64 2217
28d8e661
DB
2218# Combine FFLDFLAGS and the LDFLAGS environment variable.
2219LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2220
320d060a 2221# we need to build at least one lib type
93b3c083 2222if ! enabled_any static shared; then
320d060a
DB
2223 cat <<EOF
2224At least one library type must be built.
2225Specify --enable-static to build the static libraries or --enable-shared to
2226build the shared libraries as well. To only build the shared libraries specify
2227--disable-static in addition to --enable-shared.
2228EOF
2229 exit 1;
2230fi
2231
abc4e572 2232disabled static && LIBNAME=""
2a320695 2233
a2234ceb
RP
2234if enabled_any libfaad libfaadbin ; then
2235 if check_header faad.h; then
295b8c70 2236 check_cc <<EOF
a2234ceb
RP
2237#include <faad.h>
2238#ifndef FAAD2_VERSION
2239ok faad1
2240#endif
db817cf3 2241int main(void) { return 0; }
a2234ceb
RP
2242EOF
2243 test $? = 0 && enable libfaad2
2244 else
ff3dac65 2245 die "FAAD test failed."
a2234ceb
RP
2246 fi
2247fi
2248
2249
2184c6f7 2250die_license_disabled() {
4c27207c 2251 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2252}
2253
2254die_license_disabled gpl libfaad2
2255die_license_disabled gpl libx264
2256die_license_disabled gpl libxvid
2257die_license_disabled gpl postproc
2258die_license_disabled gpl x11grab
2259
2f7ae63b 2260die_license_disabled nonfree libfaac
b2e3c528 2261
0b175caa
DB
2262die_license_disabled version3 libopencore_amrnb
2263die_license_disabled version3 libopencore_amrwb
2264
9cad0e4e 2265enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2266
9eeed841 2267check_deps $ARCH_EXT_LIST
0f3cb305 2268
40617a6d 2269disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2270
e276d9e8
MR
2271enable_pic() {
2272 enable pic
bce7b696
MR
2273 add_cppflags -DPIC
2274 add_cflags -fPIC
2275 add_asflags -fPIC
e276d9e8
MR
2276}
2277
2278enabled pic && enable_pic
bce7b696 2279
b4d96ba2
MR
2280check_cc <<EOF || die "Symbol mangling check failed."
2281int ff_extern;
2282EOF
8182dc34 2283sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2284extern_prefix=${sym%%ff_extern*}
2285
f65883c8
MR
2286check_cc <<EOF && enable inline_asm
2287void foo(void) { __asm__ volatile ("" ::); }
2288EOF
61d251db 2289
df5e3978
MR
2290_restrict=
2291for restrict_keyword in restrict __restrict__ __restrict; do
2292 check_cc <<EOF && _restrict=$restrict_keyword && break
2293void foo(char * $restrict_keyword p);
2294EOF
2295done
2296
2297check_cc <<EOF && enable attribute_packed
2298struct { int x; } __attribute__((packed)) x;
2299EOF
2300
2301check_cc <<EOF || die "endian test failed"
2302unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2303EOF
48fc536a 2304od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2305
e939cedd
MR
2306if enabled alpha; then
2307
2308 check_cflags -mieee
2309
2310elif enabled arm; then
e45391bb 2311
50fa82e6
MR
2312 check_cflags -marm
2313
fa0912fe
MR
2314 check_ld <<EOF && enable vfp_args
2315__asm__ (".eabi_attribute 28, 1");
2316int main(void) { return 0; }
2317EOF
2318
2319 # We have to check if pld is a nop and disable it.
2320 check_asm pld '"pld [r0]"'
2321
2322 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2323 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2324 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2325 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2326 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2327 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2328
e276d9e8
MR
2329 enabled_all armv6t2 shared !pic && enable_pic
2330
e939cedd
MR
2331elif enabled ia64; then
2332
2333 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2334 enabled shared && enable_weak hardcoded_tables
2335
fa0912fe 2336elif enabled mips; then
e45391bb 2337
fa0912fe
MR
2338 check_asm loongson '"dmult.g $1, $2, $3"'
2339 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2340
fa0912fe 2341elif enabled ppc; then
e45391bb 2342
fa0912fe
MR
2343 check_asm dcbzl '"dcbzl 0, 1"'
2344 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2345 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2346
2347 # AltiVec flags: The FSF version of GCC differs from the Apple version
2348 if enabled altivec; then
2349 check_cflags -maltivec -mabi=altivec &&
2350 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2351 check_cflags -faltivec
2352
2353 # check if our compiler supports Motorola AltiVec C API
2354 check_cc <<EOF || disable altivec
2355$inc_altivec_h
2356int main(void) {
2357 vector signed int v1, v2, v3;
2358 v1 = vec_add(v2,v3);
2359 return 0;
2360}
2361EOF
2362
2363 # check if our compiler supports braces for vector declarations
2364 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2365$inc_altivec_h
2366int main (void) { (vector int) {1}; return 0; }
2367EOF
2368 fi
e45391bb 2369
fa0912fe 2370elif enabled sparc; then
e45391bb 2371
fa0912fe
MR
2372 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2373 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2374
fa0912fe 2375elif enabled x86; then
e45391bb 2376
44965991
PI
2377 # check whether EBP is available on x86
2378 # As 'i' is stored on the stack, this program will crash
2379 # if the base pointer is used to access it because the
2380 # base pointer is cleared in the inline assembly code.
7dfef245 2381 check_exec_crash <<EOF && enable ebp_available
44965991 2382 volatile int i=0;
be449fca 2383 __asm__ volatile (
44965991
PI
2384 "xorl %%ebp, %%ebp"
2385 ::: "%ebp");
2386 return i;
44965991
PI
2387EOF
2388
f494213c 2389 # check whether EBX is available on x86
7cee5421
MR
2390 check_asm ebx_available '""::"b"(0)' &&
2391 check_asm ebx_available '"":::"%ebx"'
8e380710 2392
d3a4b4e0
DB
2393 # check whether more than 10 operands are supported
2394 check_cc <<EOF && enable ten_operands
2395int main(void) {
2396 int x=0;
2397 __asm__ volatile(
2398 ""
2399 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2400 );
2401 return 0;
2402}
2403EOF
2404
d7f0920b 2405 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2406 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2407 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2408
2409 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2410
d52481b9 2411 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2412 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2413 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2414 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2415 case "$objformat" in
2416 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2417 esac
7595a5e4 2418 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2419
669b5583
MR
2420 case "$cpu" in
2421 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2422 disable fast_clz
2423 ;;
2424 esac
2425
44965991
PI
2426fi
2427
a98bb16d
RP
2428if check_func dlopen; then
2429 ldl=
2430elif check_func dlopen -ldl; then
2431 ldl=-ldl
8bf5d58f
MN
2432fi
2433
75ecf149
DB
2434# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2435check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2436
7483e694 2437check_func fork
84882df6 2438check_func getaddrinfo $network_extralibs
7483e694
DB
2439check_func gethrtime
2440check_func getrusage
094c09bb 2441check_func inet_aton $network_extralibs
abfc8d05 2442check_func isatty
4ae40685 2443check_func ${malloc_prefix}memalign && enable memalign
7483e694 2444check_func mkstemp
4ae40685 2445check_func ${malloc_prefix}posix_memalign && enable posix_memalign
b507ebd1 2446check_func_headers io.h setmode
e4673692 2447check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2448check_func_headers windows.h GetProcessTimes
7c5bfe7a 2449check_func_headers windows.h VirtualAlloc
6ffa87d3 2450
e16e49ac 2451check_header conio.h
a98bb16d 2452check_header dlfcn.h
92c6a099 2453check_header dxva2api.h
a98bb16d 2454check_header malloc.h
bf6ce82d 2455check_header poll.h
b58412f1 2456check_header sys/mman.h
b091aa44 2457check_header sys/resource.h
bf6ce82d 2458check_header sys/select.h
a98bb16d 2459check_header termios.h
272081b0
CEH
2460check_header vdpau/vdpau.h
2461check_header vdpau/vdpau_x11.h
68178ca9 2462check_header X11/extensions/XvMClib.h
a98bb16d 2463
9104cd51
RP
2464check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2465
89e053f8
MR
2466if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2467 enabled_any $need_memalign ; then
1f91cdce 2468 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2469fi
e16e49ac 2470
a4fa192c 2471disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2472disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2473
2474# check for some common methods of building with pthread support
2475# do this before the optional library checks as some of them require pthreads
2476if enabled pthreads; then
9e7fd101
MR
2477 if check_func pthread_create; then
2478 :
2479 elif check_func pthread_create -pthread; then
2480 add_cflags -pthread
afc9aee2 2481 add_extralibs -pthread
9e7fd101
MR
2482 elif check_func pthread_create -pthreads; then
2483 add_cflags -pthreads
afc9aee2 2484 add_extralibs -pthreads
8d94f606
GT
2485 elif check_func pthread_create -lpthreadGC2; then
2486 add_extralibs -lpthreadGC2
9e7fd101
MR
2487 elif ! check_lib pthread.h pthread_create -lpthread; then
2488 die "ERROR: can't find pthreads library"
2489 fi
57bd82d4
MR
2490fi
2491
8eee7025 2492for thread in $THREADS_LIST; do
e5f94c2b 2493 if enabled $thread; then
3ae3b721
RP
2494 test -n "$thread_type" &&
2495 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2496 thread_type="$thread"
e5f94c2b
RP
2497 fi
2498done
2499
fdf88598 2500check_lib math.h sin -lm
ff418735 2501check_lib va/va.h vaInitialize -lva
fdf88598 2502
6b7c7703
VS
2503check_func exp2
2504check_func exp2f
ad420e25
MR
2505check_func llrint
2506check_func log2
6b7c7703 2507check_func log2f
ad420e25
MR
2508check_func lrint
2509check_func lrintf
2510check_func round
2511check_func roundf
2512check_func truncf
f32adb22 2513
57bd82d4 2514# these are off by default, so fail if requested and not available
a1b3c5a3 2515enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2516enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2517 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2518 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2519enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2520enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2521enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2522enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2523enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2524enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2525enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2526enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2527enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2528 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2529enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2530enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2531enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2532enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2533 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2534 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2535enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2536enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2537
0b4a1821
AS
2538# libdc1394 check
2539if enabled libdc1394; then
2540 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2541 enable libdc1394_2; } ||
2542 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2543 enable libdc1394_1; } ||
2544 die "ERROR: No version of libdc1394 found "
2545fi
2546
6a1a892f 2547SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2548if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2549 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2550 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2551 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2552 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2553 enable sdl &&
2554 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2555fi
57bd82d4 2556
2270b4b2 2557texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2558
73b46a95 2559if enabled network; then
96000432 2560 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2561 check_type netdb.h "struct addrinfo"
b4d68544
MS
2562 check_type netinet/in.h "struct ipv6_mreq"
2563 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2564 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2565 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2566 # Prefer arpa/inet.h over winsock2
2567 if check_header arpa/inet.h ; then
2568 check_func closesocket
2569 elif check_header winsock2.h ; then
f4c13872
MS
2570 check_func_headers winsock2.h closesocket -lws2 && \
2571 network_extralibs="-lws2" || \
2572 { check_func_headers winsock2.h closesocket -lws2_32 && \
2573 network_extralibs="-lws2_32"; }
3debf366
MS
2574 # getaddrinfo is available if _WIN32_WINNT >= 0x0501 is defined
2575 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
72be9e73 2576 check_type ws2tcpip.h socklen_t
c0018613 2577 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2578 check_type ws2tcpip.h "struct ipv6_mreq"
2579 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2580 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2581 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2582 else
2583 disable network
73b46a95
RP
2584 fi
2585fi
2586
06e31011
RP
2587check_header linux/videodev.h
2588check_header linux/videodev2.h
1b6e8b73 2589check_header sys/videoio.h
47f38850 2590
27796dc3 2591check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2592
f8aa696f 2593# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2594{ check_header dev/bktr/ioctl_meteor.h &&
2595 check_header dev/bktr/ioctl_bt848.h; } ||
2596{ check_header machine/ioctl_meteor.h &&
2597 check_header machine/ioctl_bt848.h; } ||
2598{ check_header dev/video/meteor/ioctl_meteor.h &&
2599 check_header dev/video/bktr/ioctl_bt848.h; } ||
2600check_header dev/ic/bt8xx.h
f8aa696f 2601
c7682de0
RP
2602check_header sys/soundcard.h
2603check_header soundcard.h
deb29777 2604
b6f3d925 2605enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2606
0e57fe17 2607enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2608
56a059ac 2609enabled x11grab &&
f58f4ce1
GP
2610check_header X11/Xlib.h &&
2611check_header X11/extensions/XShm.h &&
0a045661 2612check_header X11/extensions/Xfixes.h &&
f58f4ce1 2613check_func XOpenDisplay -lX11 &&
781c1aa6
R
2614check_func XShmCreateImage -lX11 -lXext &&
2615check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2616
598ef02b 2617if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2618check_cpp_condition \
2619 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2620 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2621 disable vdpau; }
abf649c7 2622fi
deda2a4a 2623
95e561ec 2624enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2625
2626# add some useful compiler flags if supported
2627check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2628check_cflags -Wall
2629check_cflags -Wno-switch
c07bd6a9
MN
2630check_cflags -Wdisabled-optimization
2631check_cflags -Wpointer-arith
2632check_cflags -Wredundant-decls
cc1fb623 2633check_cflags -Wno-pointer-sign
f4929996 2634check_cflags -Wcast-qual
9aceb3cf 2635check_cflags -Wwrite-strings
652a5bf6 2636check_cflags -Wtype-limits
764551c6 2637check_cflags -Wundef
5af4e0cc 2638enabled extra_warnings && check_cflags -Winline
cf9d24ad 2639
57bd82d4 2640# add some linker flags
5c0e9479 2641check_ldflags -Wl,--warn-common
8351d2ba
DB
2642check_ldflags -Wl,--as-needed
2643check_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 2644check_ldflags -Wl,-Bsymbolic
94a3401e 2645
a482e61b
MR
2646echo "X{};" > $TMPV
2647test_ldflags -Wl,--version-script,$TMPV &&
2648 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2649
bd2216e4 2650if enabled small; then
14ca9cd0 2651 add_cflags $size_cflags
8400d6b8
DB
2652 optimizations="small"
2653elif enabled optimizations; then
14ca9cd0 2654 add_cflags $speed_cflags
cddf3f45 2655fi
11fdbc44 2656check_cflags -fno-math-errno
b2eb2ff0 2657check_cflags -fno-signed-zeros
cddf3f45 2658
629687f6 2659if enabled icc; then
b1598b58
MR
2660 # Just warnings, no remarks
2661 check_cflags -w1
2662 # -wd: Disable following warnings
2663 # 144, 167, 556: -Wno-pointer-sign
2664 # 10006: ignoring unknown option -fno-signed-zeros
2665 # 10156: ignoring option '-W'; no argument required
2666 check_cflags -wd144,167,556,10006,10156
2667 # 11030: Warning unknown option --as-needed
2668 # 10156: ignoring option '-export'; no argument required
2669 check_ldflags -wd10156,11030
2670 # Allow to compile with optimizations
2671 check_ldflags -march=$cpu
be2cf98a
CEH
2672 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2673 enable ebp_available
df442a8d
MR
2674elif enabled ccc; then
2675 # disable some annoying warnings
2676 add_cflags -msg_disable cvtu32to64
2677 add_cflags -msg_disable embedcomment
2678 add_cflags -msg_disable needconstext
2679 add_cflags -msg_disable nomainieee
2680 add_cflags -msg_disable ptrmismatch1
2681 add_cflags -msg_disable unreachcode
973859f5
MR
2682elif enabled gcc; then
2683 check_cflags -fno-tree-vectorize
06da6943
DC
2684elif enabled clang; then
2685 check_cflags -Qunused-arguments
138132be
MR
2686elif enabled armcc; then
2687 # 2523: use of inline assembler is deprecated
2688 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2689elif enabled tms470; then
2690 add_cflags -pds=824 -pds=837
504a64b9
CEH
2691fi
2692
90be59ef 2693if enabled gprof; then
0f010b2f
DB
2694 add_cflags -p
2695 add_ldflags -p
1db54e20
DB
2696fi
2697
7f3c02fc 2698# Find out if the .align argument is a power of two or not.
9377b6ce 2699check_asm asmalign_pot '".align 3"'
4454dc1b 2700
7483e694
DB
2701enabled_any $DECODER_LIST && enable decoders
2702enabled_any $ENCODER_LIST && enable encoders
5666fd73 2703enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2704enabled_any $BSF_LIST && enable bsfs
2705enabled_any $DEMUXER_LIST && enable demuxers
2706enabled_any $MUXER_LIST && enable muxers
f7679c54 2707enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2708enabled_any $INDEV_LIST && enable indevs
2709enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2710enabled_any $PROTOCOL_LIST && enable protocols
2711
2712enabled_any $THREADS_LIST && enable threads
2713
2714check_deps $CONFIG_LIST \
b6bb00b0 2715 $CONFIG_EXTRA \
7483e694
DB
2716 $HAVE_LIST \
2717 $DECODER_LIST \
2718 $ENCODER_LIST \
5666fd73 2719 $HWACCEL_LIST \
7483e694
DB
2720 $PARSER_LIST \
2721 $BSF_LIST \
2722 $DEMUXER_LIST \
2723 $MUXER_LIST \
f7679c54 2724 $FILTER_LIST \
7483e694
DB
2725 $INDEV_LIST \
2726 $OUTDEV_LIST \
2727 $PROTOCOL_LIST \
f70f03f6 2728
c8a4ae00
MR
2729enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2730
3e89171a 2731echo "install prefix $prefix"
f36958f8
DB
2732echo "source path $source_path"
2733echo "C compiler $cc"
bfd5afd8 2734echo ".align is power-of-two $asmalign_pot"
f36958f8 2735echo "ARCH $arch ($cpu)"
ce8871c2
MR
2736if test "$build_suffix" != ""; then
2737 echo "build suffix $build_suffix"
eb94aca9 2738fi
ac63af34
DB
2739if test "$extra_version" != ""; then
2740 echo "version string suffix $extra_version"
2741fi
0db2ce77 2742echo "big-endian ${bigendian-no}"
e90f5b5a 2743echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2744if enabled x86; then
af44e8e4 2745 echo "yasm ${yasm-no}"
0db2ce77 2746 echo "MMX enabled ${mmx-no}"
30e98e62 2747 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2748 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2749 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2750 echo "SSE enabled ${sse-no}"
30e98e62 2751 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2752 echo "CMOV enabled ${cmov-no}"
2753 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2754 echo "EBX available ${ebx_available-no}"
2755 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2756 echo "10 operands supported ${ten_operands-no}"
e41e8342 2757fi
5b6c2cbd 2758if enabled arm; then
0db2ce77
MR
2759 echo "ARMv5TE enabled ${armv5te-no}"
2760 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2761 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2762 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2763 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2764 echo "NEON enabled ${neon-no}"
eba9ae3c 2765fi
5b6c2cbd 2766if enabled mips; then
0db2ce77 2767 echo "MMI enabled ${mmi-no}"
e41e8342 2768fi
5b6c2cbd 2769if enabled ppc; then
0db2ce77 2770 echo "AltiVec enabled ${altivec-no}"
30e98e62 2771 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2772 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2773 echo "performance report ${powerpc_perf-no}"
2774fi
2775if enabled sparc; then
2776 echo "VIS enabled ${vis-no}"
e41e8342 2777fi
0db2ce77
MR
2778echo "gprof enabled ${gprof-no}"
2779echo "debug symbols ${debug-no}"
87a0fb62 2780echo "strip symbols ${stripping-no}"
8400d6b8 2781echo "optimizations ${optimizations-no}"
0db2ce77
MR
2782echo "static ${static-no}"
2783echo "shared ${shared-no}"
4a24ab64 2784echo "postprocessing support ${postproc-no}"
f7679c54 2785echo "new filter support ${avfilter-no}"
81124ba0 2786echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2787echo "network support ${network-no}"
0db2ce77
MR
2788echo "threading support ${thread_type-no}"
2789echo "SDL support ${sdl-no}"
0db2ce77
MR
2790echo "Sun medialib support ${mlib-no}"
2791echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2792echo "libdc1394 support ${libdc1394-no}"
690bfceb 2793echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2794echo "libfaac enabled ${libfaac-no}"
2795echo "libfaad enabled ${libfaad-no}"
7e0871a7 2796echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2797echo "libgsm enabled ${libgsm-no}"
2798echo "libmp3lame enabled ${libmp3lame-no}"
2799echo "libnut enabled ${libnut-no}"
0b175caa
DB
2800echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2801echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2802echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2803echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2804echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2805echo "libtheora enabled ${libtheora-no}"
2806echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2807echo "libx264 enabled ${libx264-no}"
2808echo "libxvid enabled ${libxvid-no}"
0db2ce77 2809echo "zlib enabled ${zlib-no}"
f402916e 2810echo "bzlib enabled ${bzlib-no}"
2c62e737 2811echo
de6d9b64 2812
5666fd73 2813for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2814 echo "Enabled ${type}s:"
f65c9da1 2815 eval list=\$$(toupper $type)_LIST
8138b9db 2816 for part in $list; do
f65c9da1
MR
2817 enabled $part && echo ${part%_*}
2818 done | sort | pr -3 -t
2819 echo
8138b9db
RP
2820done
2821
ba7a7039 2822license="LGPL version 2.1 or later"
ba321adb 2823if enabled nonfree; then
ba7a7039 2824 license="nonfree and unredistributable"
9cad0e4e
DB
2825elif enabled gplv3; then
2826 license="GPL version 3 or later"
2827elif enabled lgplv3; then
2828 license="LGPL version 3 or later"
ba321adb 2829elif enabled gpl; then
ba7a7039 2830 license="GPL version 2 or later"
ba321adb
JK
2831fi
2832
2833echo "License: $license"
ca5323af 2834
cf1392e9
DB
2835echo "Creating config.mak and config.h..."
2836
df642790
MR
2837# build tree in object directory if source path is different from current one
2838if enabled source_path_used; then
2839 DIRS="
2840 doc
2841 libavcodec
2842 libavcodec/$arch
2843 libavdevice
2844 libavfilter
2845 libavformat
2846 libavutil
2847 libavutil/$arch
2848 libpostproc
2849 libswscale
2850 libswscale/$arch
2851 tests
2852 tools
2853 "
2854 FILES="
2855 Makefile
2856 common.mak
2857 subdir.mak
2858 doc/texi2pod.pl
2859 libavcodec/Makefile
2860 libavdevice/Makefile
2861 libavfilter/Makefile
2862 libavformat/Makefile
2863 libavutil/Makefile
2864 libpostproc/Makefile
2865 libswscale/Makefile
2866 "
2867 for dir in $DIRS ; do
2868 mkdir -p $dir
2869 done
2870 for f in $FILES ; do
2871 $ln_s "$source_path/$f" $f
2872 done
2873fi
2874
ad212cc6
MR
2875enabled stripping || strip="echo skipping strip"
2876
173c983b
MR
2877cat > config.mak <<EOF
2878# Automatically generated by configure - do not modify!
2879ifndef FFMPEG_CONFIG_MAK
2880FFMPEG_CONFIG_MAK=1
2881FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2882prefix=$prefix
2883LIBDIR=\$(DESTDIR)$libdir
2884SHLIBDIR=\$(DESTDIR)$shlibdir
2885INCDIR=\$(DESTDIR)$incdir
2886BINDIR=\$(DESTDIR)$bindir
2887DATADIR=\$(DESTDIR)$datadir
2888MANDIR=\$(DESTDIR)$mandir
2889SRC_PATH="$source_path"
2890SRC_PATH_BARE=$source_path
2891BUILD_ROOT="$PWD"
2892ARCH=$arch
2893CC=$cc
2894AS=$as
2895LD=$ld
2896DEPCC=$dep_cc
2897YASM=$yasmexe
2898AR=$ar
2899RANLIB=$ranlib
2900LN_S=$ln_s
2901STRIP=$strip
2902CPPFLAGS=$CPPFLAGS
2903CFLAGS=$CFLAGS
2904ASFLAGS=$ASFLAGS
2905CC_O=$CC_O
2906LDFLAGS=$LDFLAGS
2907FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2908SHFLAGS=$SHFLAGS
2909YASMFLAGS=$YASMFLAGS
2910BUILDSUF=$build_suffix
2911FULLNAME=$FULLNAME
2912LIBPREF=$LIBPREF
2913LIBSUF=$LIBSUF
2914LIBNAME=$LIBNAME
2915SLIBPREF=$SLIBPREF
2916SLIBSUF=$SLIBSUF
2917EXESUF=$EXESUF
2918EXTRA_VERSION=$extra_version
2919DEPFLAGS=$DEPFLAGS
2920CCDEP=$CCDEP
2921ASDEP=$ASDEP
2922CC_DEPFLAGS=$CC_DEPFLAGS
2923AS_DEPFLAGS=$AS_DEPFLAGS
2924HOSTCC=$host_cc
2925HOSTCFLAGS=$host_cflags
2926HOSTEXESUF=$HOSTEXESUF
2927HOSTLDFLAGS=$host_ldflags
2928HOSTLIBS=$host_libs
2929TARGET_EXEC=$target_exec
2930TARGET_PATH=$target_path
2931SDL_LIBS=$sdl_libs
2932SDL_CFLAGS=$sdl_cflags
2933LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2934EXTRALIBS=$extralibs
2935EOF
5a872801 2936
719c8e00
MR
2937get_version(){
2938 name=$1
2939 file=$source_path/$2
147e7692
MR
2940 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2941 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2942 lcname=$(tolower $name)
2943 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2944 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2945}
2946
147e7692
MR
2947get_version LIBSWSCALE libswscale/swscale.h
2948get_version LIBPOSTPROC libpostproc/postprocess.h
2949get_version LIBAVCODEC libavcodec/avcodec.h
2950get_version LIBAVDEVICE libavdevice/avdevice.h
2951get_version LIBAVFORMAT libavformat/avformat.h
2952get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2953get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2954
173c983b
MR
2955enabled shared && cat >> config.mak <<EOF
2956LIBTARGET=${LIBTARGET}
2957SLIBNAME=${SLIBNAME}
2958SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2959SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2960SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2961SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2962SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2963SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2964EOF
523ef551 2965
173c983b
MR
2966enabled asmalign_pot || align_shift="1 <<"
2967
2968cat > $TMPH <<EOF
2969/* Automatically generated by configure - do not modify! */
2970#ifndef FFMPEG_CONFIG_H
2971#define FFMPEG_CONFIG_H
2972#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2973#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2974#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2975#define CC_TYPE "$cc_type"
2976#define CC_VERSION $cc_version
2977#define restrict $_restrict
2978#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2979#define EXTERN_PREFIX "${extern_prefix}"
2980#define EXTERN_ASM ${extern_prefix}
2981EOF
523ef551 2982
4ae40685
MR
2983test -n "$malloc_prefix" &&
2984 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
2985
523ef551
DB
2986if enabled small || disabled optimizations; then
2987 echo "#define av_always_inline" >> $TMPH
2988fi
2989
3d907e22
MR
2990print_config ARCH_ $TMPH config.mak $ARCH_LIST
2991print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2992print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2993 $CONFIG_EXTRA \
7483e694
DB
2994 $DECODER_LIST \
2995 $ENCODER_LIST \
5666fd73 2996 $HWACCEL_LIST \
7483e694
DB
2997 $PARSER_LIST \
2998 $BSF_LIST \
2999 $DEMUXER_LIST \
3000 $MUXER_LIST \
f7679c54 3001 $FILTER_LIST \
7483e694
DB
3002 $PROTOCOL_LIST \
3003 $INDEV_LIST \
3004 $OUTDEV_LIST \
8ac17293 3005
9c05103f 3006echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3007echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3008
b7860763 3009# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3010cp_if_changed $TMPH config.h
3d204385 3011
a3e02a8c
MR
3012cat > $TMPH <<EOF
3013/* Generated by ffconf */
3014#ifndef AVUTIL_AVCONFIG_H
3015#define AVUTIL_AVCONFIG_H
3016EOF
3017
3018print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3019
3020echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3021
3022cp_if_changed $TMPH libavutil/avconfig.h
3023
d0674868 3024# build pkg-config files
def4272a 3025
d0674868
DB
3026pkgconfig_generate(){
3027name=$1
b0dfd108 3028shortname=${name#lib}${build_suffix}
d0674868
DB
3029comment=$2
3030version=$3
3031libs=$4
3032requires=$5
25cd5cb3 3033cat <<EOF > $name/$name.pc
3e89171a 3034prefix=$prefix
a94e666c 3035exec_prefix=\${prefix}
f2b7382c 3036libdir=$libdir
7622778e 3037includedir=$incdir
def4272a 3038
d0674868
DB
3039Name: $name
3040Description: $comment
3041Version: $version
8cd6b388 3042Requires: $(enabled shared || echo $requires)
5dcfe9f8 3043Requires.private: $(enabled shared && echo $requires)
def4272a 3044Conflicts:
8cd6b388 3045Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3046Libs.private: $(enabled shared && echo $libs)
76a448ed 3047Cflags: -I\${includedir}
def4272a 3048EOF
25cd5cb3 3049cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3050prefix=
3051exec_prefix=
46d1ff83 3052libdir=\${pcfiledir}
1d44d365 3053includedir=${source_path}
def4272a 3054
d0674868
DB
3055Name: $name
3056Description: $comment
3057Version: $version
3058Requires: $requires
def4272a 3059Conflicts:
12701f6e 3060Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3061Cflags: -I\${includedir}
3062EOF
d0674868 3063}
def4272a 3064
e426941d 3065pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3066pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3067pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3068pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3069enabled avfilter &&
46983309 3070 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3071enabled postproc &&
e426941d 3072 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3073pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"