mmst_protocol depends on network
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
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93 --enable-avfilter-lavf video filters dependent on avformat [no]
94 --enable-beosthreads use BeOS threads [no]
95 --enable-os2threads use OS/2 threads [no]
96 --enable-pthreads use pthreads [no]
97 --enable-w32threads use Win32 threads [no]
98 --enable-x11grab enable X11 grabbing [no]
99 --disable-network disable network support [no]
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100 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103 --disable-fastdiv disable table-based division
104 --enable-small optimize for size instead of speed
105 --disable-aandct disable AAN DCT code
7f3f5f46 106 --disable-dct disable DCT code
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107 --disable-fft disable FFT code
108 --disable-golomb disable Golomb code
109 --disable-lpc disable LPC code
110 --disable-mdct disable MDCT code
111 --disable-rdft disable RDFT code
112 --disable-vaapi disable VAAPI code
113 --disable-vdpau disable VDPAU code
92c6a099 114 --disable-dxva2 disable DXVA2 code
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115 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
116 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
117 --enable-memalign-hack emulate memalign, interferes with memory debuggers
118 --enable-beos-netserver enable BeOS netserver
bb55e3a3 119 --disable-everything disable all components listed below
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120 --disable-encoder=NAME disable encoder NAME
121 --enable-encoder=NAME enable encoder NAME
122 --disable-encoders disable all encoders
123 --disable-decoder=NAME disable decoder NAME
124 --enable-decoder=NAME enable decoder NAME
125 --disable-decoders disable all decoders
126 --disable-hwaccel=NAME disable hwaccel NAME
127 --enable-hwaccel=NAME enable hwaccel NAME
128 --disable-hwaccels disable all hwaccels
129 --disable-muxer=NAME disable muxer NAME
130 --enable-muxer=NAME enable muxer NAME
131 --disable-muxers disable all muxers
132 --disable-demuxer=NAME disable demuxer NAME
133 --enable-demuxer=NAME enable demuxer NAME
134 --disable-demuxers disable all demuxers
135 --enable-parser=NAME enable parser NAME
136 --disable-parser=NAME disable parser NAME
137 --disable-parsers disable all parsers
138 --enable-bsf=NAME enable bitstream filter NAME
139 --disable-bsf=NAME disable bitstream filter NAME
140 --disable-bsfs disable all bitstream filters
141 --enable-protocol=NAME enable protocol NAME
142 --disable-protocol=NAME disable protocol NAME
143 --disable-protocols disable all protocols
144 --disable-indev=NAME disable input device NAME
145 --disable-outdev=NAME disable output device NAME
146 --disable-indevs disable input devices
147 --disable-outdevs disable output devices
148 --disable-devices disable all devices
149 --enable-filter=NAME enable filter NAME
150 --disable-filter=NAME disable filter NAME
151 --disable-filters disable all filters
152 --list-decoders show all available decoders
153 --list-encoders show all available encoders
154 --list-hwaccels show all available hardware accelerators
155 --list-muxers show all available muxers
156 --list-demuxers show all available demuxers
157 --list-parsers show all available parsers
158 --list-protocols show all available protocols
159 --list-bsfs show all available bitstream filters
160 --list-indevs show all available input devices
161 --list-outdevs show all available output devices
162 --list-filters show all available filters
163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
167 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
168 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
169 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
170 and libraw1394 [no]
171 --enable-libdirac enable Dirac support via libdirac [no]
172 --enable-libfaac enable FAAC support via libfaac [no]
173 --enable-libfaad enable FAAD support via libfaad [no]
174 --enable-libfaadbin open libfaad.so.0 at runtime [no]
175 --enable-libgsm enable GSM support via libgsm [no]
176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
177 --enable-libnut enable NUT (de)muxing via libnut,
178 native (de)muxer exists [no]
179 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 180 --enable-librtmp enable RTMP[E] support via librtmp [no]
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181 --enable-libschroedinger enable Dirac support via libschroedinger [no]
182 --enable-libspeex enable Speex decoding via libspeex [no]
183 --enable-libtheora enable Theora encoding via libtheora [no]
184 --enable-libvorbis enable Vorbis encoding via libvorbis,
185 native implementation exists [no]
8299a7f8 186 --enable-libvpx enable VP8 support via libvpx [no]
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187 --enable-libx264 enable H.264 encoding via x264 [no]
188 --enable-libxvid enable Xvid encoding via xvidcore,
189 native MPEG-4/Xvid encoder exists [no]
190 --enable-mlib enable Sun medialib [no]
191 --enable-zlib enable zlib [autodetect]
192
193Advanced options (experts only):
194 --source-path=PATH path to source code [$source_path]
195 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
196 --enable-cross-compile assume a cross-compiler is used
197 --sysroot=PATH root of cross-build tree
198 --sysinclude=PATH location of cross-build system headers
199 --target-os=OS compiler targets OS [$target_os]
200 --target-exec=CMD command to run executables on target
201 --target-path=DIR path to view of build directory on target
202 --nm=NM use nm tool
121d78d0 203 --ar=AR use archive tool AR [$ar_default]
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204 --as=AS use assembler AS [$as_default]
205 --cc=CC use C compiler CC [$cc_default]
206 --ld=LD use linker LD
207 --host-cc=HOSTCC use host C compiler HOSTCC
208 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
209 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
210 --host-libs=HLIBS use libs HLIBS when linking for host
211 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
212 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
213 --extra-libs=ELIBS add ELIBS [$ELIBS]
214 --extra-version=STRING version string suffix []
215 --build-suffix=SUFFIX library name suffix []
216 --arch=ARCH select architecture [$arch]
217 --cpu=CPU select the minimum required CPU (affects
218 instruction selection, may crash on older CPUs)
219 --enable-powerpc-perf enable performance report on PPC
220 (requires enabling PMC)
c8a4ae00 221 --disable-asm disable all assembler optimizations
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222 --disable-altivec disable AltiVec optimizations
223 --disable-amd3dnow disable 3DNow! optimizations
224 --disable-amd3dnowext disable 3DNow! extended optimizations
225 --disable-mmx disable MMX optimizations
226 --disable-mmx2 disable MMX2 optimizations
227 --disable-sse disable SSE optimizations
228 --disable-ssse3 disable SSSE3 optimizations
229 --disable-armv5te disable armv5te optimizations
230 --disable-armv6 disable armv6 optimizations
231 --disable-armv6t2 disable armv6t2 optimizations
232 --disable-armvfp disable ARM VFP optimizations
233 --disable-iwmmxt disable iwmmxt optimizations
234 --disable-mmi disable MMI optimizations
235 --disable-neon disable neon optimizations
236 --disable-vis disable VIS optimizations
237 --disable-yasm disable use of yasm assembler
238 --enable-pic build position-independent code
4ae40685 239 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 240 --enable-sram allow use of on-chip SRAM
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241
242Developer options (useful when working on FFmpeg itself):
243 --disable-debug disable debugging symbols
244 --enable-debug=LEVEL set the debug level [$debuglevel]
245 --enable-gprof enable profiling with gprof [$gprof]
246 --disable-optimizations disable compiler optimizations
247 --enable-extra-warnings enable more compiler warnings
248 --disable-stripping disable stripping of executables and shared libraries
2fad0977 249 --samples=PATH location of test samples for FATE
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250
251NOTE: Object files are built at the place where configure is launched.
252EOF
60e8bc13 253 exit 0
74c53c2d 254}
cf9d24ad 255
57bd82d4 256log(){
2270b4b2 257 echo "$@" >> $logfile
57bd82d4
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258}
259
720c69da 260log_file(){
c8e9f801 261 log BEGIN $1
2270b4b2 262 pr -n -t $1 >> $logfile
c8e9f801
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263 log END $1
264}
265
2ba042a7 266echolog(){
c8e9f801 267 log "$@"
57bd82d4 268 echo "$@"
2ba042a7
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269}
270
271die(){
272 echolog "$@"
273 cat <<EOF
d326cf7f 274
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275If you think configure made a mistake, make sure you are using the latest
276version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 277ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 278EOF
e155a21a 279 if disabled logging; then
2ba042a7 280 cat <<EOF
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DB
281Rerun configure with logging enabled (do not use --disable-logging), and
282include the log this produces with your report.
2ba042a7
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283EOF
284 else
285cat <<EOF
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286Include the log file "$logfile" produced by configure as this will help
287solving the problem.
2ba042a7
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288EOF
289 fi
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290 exit 1
291}
292
6c6007d6 293# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 294toupper(){
6c6007d6 295 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
296}
297
4a5444db 298tolower(){
6c6007d6 299 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
300}
301
14a8acf1
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302c_escape(){
303 echo "$*" | sed 's/["\\]/\\\0/g'
304}
305
b04251c5
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306sh_quote(){
307 v=$(echo "$1" | sed "s/'/'\\\\''/g")
308 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
309 echo "$v"
310}
311
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MR
312filter(){
313 pat=$1
314 shift
315 for v; do
98ef6079 316 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
317 done
318}
319
36e2dea0
MR
320map(){
321 m=$1
322 shift
e0e335a0 323 for v; do eval $m; done
36e2dea0
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324}
325
a8d04fba
MR
326set_all(){
327 value=$1
328 shift
329 for var in $*; do
330 eval $var=$value
331 done
332}
333
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334set_weak(){
335 value=$1
336 shift
337 for var; do
338 eval : \${$var:=$value}
339 done
340}
341
799c9e9b
MR
342pushvar(){
343 for var in $*; do
344 eval level=\${${var}_level:=0}
345 eval ${var}_${level}="\$$var"
346 eval ${var}_level=$(($level+1))
347 done
348}
349
350popvar(){
351 for var in $*; do
352 eval level=\${${var}_level:-0}
353 test $level = 0 && continue
354 eval level=$(($level-1))
355 eval $var="\${${var}_${level}}"
356 eval ${var}_level=$level
357 eval unset ${var}_${level}
358 done
359}
360
a8d04fba
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361enable(){
362 set_all yes $*
363}
364
365disable(){
366 set_all no $*
367}
368
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369enable_weak(){
370 set_weak yes $*
371}
372
373disable_weak(){
374 set_weak no $*
375}
376
72702705 377enable_safe(){
fd07f803
MR
378 for var; do
379 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
380 done
72702705
MR
381}
382
383disable_safe(){
fd07f803
MR
384 for var; do
385 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
386 done
72702705
MR
387}
388
f9d328da
MR
389do_enable_deep(){
390 for var; do
391 enabled $var && continue
392 eval sel="\$${var}_select"
c510c7b5
MR
393 eval sgs="\$${var}_suggest"
394 pushvar var sgs
f9d328da 395 enable_deep $sel
c510c7b5
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396 popvar sgs
397 enable_deep_weak $sgs
f9d328da
MR
398 popvar var
399 done
400}
401
402enable_deep(){
403 do_enable_deep $*
404 enable $*
405}
406
72a43668
MR
407enable_deep_weak(){
408 do_enable_deep $*
409 enable_weak $*
410}
411
57bd82d4 412enabled(){
3250003c
MR
413 test "${1#!}" = "$1" && op== || op=!=
414 eval test "x\$${1#!}" $op "xyes"
44161118
MR
415}
416
37970ebf 417disabled(){
3250003c
MR
418 test "${1#!}" = "$1" && op== || op=!=
419 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
420}
421
44161118
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422enabled_all(){
423 for opt; do
424 enabled $opt || return 1
425 done
426}
427
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DB
428disabled_all(){
429 for opt; do
430 disabled $opt || return 1
431 done
432}
433
44161118
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434enabled_any(){
435 for opt; do
436 enabled $opt && return 0
437 done
438}
439
85bca2c5
DB
440disabled_any(){
441 for opt; do
442 disabled $opt && return 0
443 done
f7b230a7 444 return 1
85bca2c5
DB
445}
446
c9d19248
MR
447set_default(){
448 for opt; do
88268e94 449 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
450 done
451}
452
4a0d6686
AJ
453is_in(){
454 value=$1
455 shift
456 for var in $*; do
457 [ $var = $value ] && return 0
458 done
459 return 1
460}
461
30fd06be
MR
462check_deps(){
463 for cfg; do
3250003c 464 cfg="${cfg#!}"
799c9e9b
MR
465 enabled ${cfg}_checking && die "Circular dependency for $cfg."
466 disabled ${cfg}_checking && continue
467 enable ${cfg}_checking
468
30fd06be
MR
469 eval dep_all="\$${cfg}_deps"
470 eval dep_any="\$${cfg}_deps_any"
7ef3425f 471 eval dep_sel="\$${cfg}_select"
c510c7b5 472 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
473 eval dep_ifa="\$${cfg}_if"
474 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 475
3d7453e0
MR
476 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
477 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
478 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 479
3d7453e0
MR
480 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
481 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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MR
482 enabled_all $dep_all || disable $cfg
483 enabled_any $dep_any || disable $cfg
7ef3425f 484 disabled_any $dep_sel && disable $cfg
799c9e9b 485
4ec45764
RP
486 if enabled $cfg; then
487 eval dep_extralibs="\$${cfg}_extralibs"
488 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 489 enable_deep $dep_sel
c510c7b5 490 enable_deep_weak $dep_sgs
4ec45764
RP
491 fi
492
799c9e9b 493 disable ${cfg}_checking
30fd06be
MR
494 done
495}
496
44161118
MR
497print_config(){
498 pfx=$1
499 header=$2
500 makefile=$3
501 shift 3
502 for cfg; do
5e622c40 503 ucname="$(toupper $cfg)"
44161118 504 if enabled $cfg; then
3d907e22 505 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
506 echo "${pfx}${ucname}=yes" >> $makefile
507 else
b250f9c6 508 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 509 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
MR
510 fi
511 done
57bd82d4
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512}
513
514flags_saved(){
2270b4b2 515 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
516}
517
dcd479c0 518save_flags(){
57bd82d4 519 flags_saved && return
dcd479c0
MR
520 SAVE_CFLAGS="$CFLAGS"
521 SAVE_LDFLAGS="$LDFLAGS"
522 SAVE_extralibs="$extralibs"
523}
524
525restore_flags(){
f5d28d10 526 flags_saved || return
dcd479c0
MR
527 CFLAGS="$SAVE_CFLAGS"
528 LDFLAGS="$SAVE_LDFLAGS"
529 extralibs="$SAVE_extralibs"
530 unset SAVE_CFLAGS
531 unset SAVE_LDFLAGS
532 unset SAVE_extralibs
533}
534
535temp_cflags(){
536 save_flags
537 CFLAGS="$CFLAGS $*"
538}
539
540temp_ldflags(){
541 save_flags
542 LDFLAGS="$LDFLAGS $*"
543}
544
545temp_extralibs(){
546 save_flags
547 extralibs="$extralibs $*"
548}
549
57bd82d4
MR
550append(){
551 var=$1
552 shift
553 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
554 eval "$var=\"\$$var $*\""
555}
556
50a334e4 557add_cppflags(){
caf458dd 558 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
559}
560
57bd82d4 561add_cflags(){
caf458dd 562 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
563}
564
2f2e6c7c 565add_asflags(){
caf458dd 566 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
567}
568
57bd82d4
MR
569add_ldflags(){
570 append LDFLAGS "$@"
571}
572
573add_extralibs(){
574 append extralibs "$@"
575}
576
b0cfb663 577check_cmd(){
b3cb5d51 578 log "$@"
2270b4b2 579 "$@" >> $logfile 2>&1
b0cfb663
MR
580}
581
dcd479c0 582check_cc(){
57bd82d4 583 log check_cc "$@"
2270b4b2 584 cat > $TMPC
720c69da 585 log_file $TMPC
50a334e4 586 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
587}
588
589check_cpp(){
590 log check_cpp "$@"
2270b4b2 591 cat > $TMPC
720c69da 592 log_file $TMPC
9e7f3277 593 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
594}
595
f65883c8
MR
596check_as(){
597 log check_as "$@"
598 cat > $TMPC
599 log_file $TMPC
2f2e6c7c 600 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
601}
602
940f335a
MR
603check_asm(){
604 log check_asm "$@"
605 name="$1"
3784e82e 606 code="$2"
940f335a 607 shift 2
49214f61
MR
608 disable $name
609 check_as "$@" <<EOF && enable $name
3784e82e 610void foo(void){ __asm__ volatile($code); }
940f335a
MR
611EOF
612}
613
304d586d
LM
614check_yasm(){
615 log check_yasm "$@"
616 echo "$1" > $TMPS
617 log_file $TMPS
618 shift 1
619 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
620}
621
dcd479c0 622check_ld(){
57bd82d4 623 log check_ld "$@"
3155a644
MR
624 flags=''
625 libs=''
626 for f; do
627 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
628 done
2a194acd 629 check_cc $($filter_cflags $flags) || return
684b28e0 630 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
631}
632
50a334e4
MR
633check_cppflags(){
634 log check_cppflags "$@"
caf458dd
MR
635 set -- $($filter_cppflags "$@")
636 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
637int x;
638EOF
639}
640
dcd479c0 641check_cflags(){
57bd82d4 642 log check_cflags "$@"
caf458dd
MR
643 set -- $($filter_cflags "$@")
644 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
645int x;
646EOF
647}
648
2ed46eea
MR
649test_ldflags(){
650 log test_ldflags "$@"
651 check_ld "$@" <<EOF
c23a0ac8 652int main(void){ return 0; }
dcd479c0
MR
653EOF
654}
655
2ed46eea
MR
656check_ldflags(){
657 log check_ldflags "$@"
658 test_ldflags "$@" && add_ldflags "$@"
659}
660
dcd479c0 661check_header(){
57bd82d4 662 log check_header "$@"
dcd479c0
MR
663 header=$1
664 shift
b77df637
MR
665 disable_safe $header
666 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
667#include <$header>
668int x;
669EOF
670}
671
672check_func(){
57bd82d4 673 log check_func "$@"
dcd479c0
MR
674 func=$1
675 shift
d8bc5f06
MR
676 disable $func
677 check_ld "$@" <<EOF && enable $func
dcd479c0 678extern int $func();
c23a0ac8 679int main(void){ $func(); }
dcd479c0
MR
680EOF
681}
682
645d2652 683check_mathfunc(){
6b73c0ae 684 log check_mathfunc "$@"
645d2652
MR
685 func=$1
686 shift
687 disable $func
688 check_ld "$@" <<EOF && enable $func
689#include <math.h>
33bd38db
MR
690float foo(float f) { return $func(f); }
691int main(void){ return 0; }
645d2652
MR
692EOF
693}
694
2446d3d6
DB
695check_func_headers(){
696 log check_func_headers "$@"
f8d7b072
MR
697 headers=$1
698 func=$2
699 shift 2
700 disable $func
701 incs=""
702 for hdr in $headers; do
703 incs="$incs
704#include <$hdr>"
705 done
cd0d9a9d 706 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 707$incs
d6773f56 708int main(int argc, char **argv){
2b2c2a81 709 return (long) $func;
f8d7b072
MR
710}
711EOF
712}
713
a5344cf7
SS
714check_cpp_condition(){
715 log check_cpp_condition "$@"
716 header=$1
717 condition=$2
f855b7b9
MR
718 shift 2
719 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
720#include <$header>
721#if !($condition)
722#error "unsatisfied condition: $condition"
723#endif
724EOF
725}
726
57bd82d4
MR
727check_lib(){
728 log check_lib "$@"
729 header="$1"
730 func="$2"
731 shift 2
fcfcde17
MR
732 temp_extralibs "$@"
733 check_header $header && check_func $func && add_extralibs "$@"
734 err=$?
735 restore_flags
736 return $err
57bd82d4
MR
737}
738
f8d7b072
MR
739check_lib2(){
740 log check_lib2 "$@"
741 headers="$1"
742 func="$2"
743 shift 2
300cde27 744 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
745}
746
dcd479c0 747check_exec(){
2270b4b2 748 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
749}
750
7dfef245 751check_exec_crash(){
5e622c40 752 code=$(cat)
7dfef245
MR
753
754 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
755 # are safe but may not be available everywhere. Thus we use
756 # raise(SIGTERM) instead. The check is run in a subshell so we
757 # can redirect the "Terminated" message from the shell. SIGBUS
758 # is not defined by standard C so it is used conditionally.
759
2270b4b2 760 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
761#include <signal.h>
762static void sighandler(int sig){
763 raise(SIGTERM);
764}
e5af4a11 765int main(void){
7dfef245
MR
766 signal(SIGILL, sighandler);
767 signal(SIGFPE, sighandler);
768 signal(SIGSEGV, sighandler);
769#ifdef SIGBUS
770 signal(SIGBUS, sighandler);
771#endif
772 { $code }
773}
774EOF
775}
776
72be9e73
DY
777check_type(){
778 log check_type "$@"
779 headers=$1
780 type=$2
781 shift 2
ae550ce9 782 disable_safe "$type"
72be9e73
DY
783 incs=""
784 for hdr in $headers; do
785 incs="$incs
786#include <$hdr>"
787 done
ae550ce9 788 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
789$incs
790$type v;
791EOF
792}
793
14d36751
MR
794check_struct(){
795 log check_type "$@"
796 headers=$1
797 struct=$2
798 member=$3
799 shift 3
800 disable_safe "${struct}_${member}"
801 incs=""
802 for hdr in $headers; do
803 incs="$incs
804#include <$hdr>"
805 done
806 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
807$incs
808const void *p = &(($struct *)0)->$member;
809EOF
810}
811
57bd82d4
MR
812require(){
813 name="$1"
814 header="$2"
815 func="$3"
816 shift 3
817 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
818}
819
f8d7b072
MR
820require2(){
821 name="$1"
822 headers="$2"
823 func="$3"
824 shift 3
825 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
826}
827
eea50282
MR
828check_foo_config(){
829 cfg=$1
830 pkg=$2
831 header=$3
832 func=$4
833 shift 4
834 disable $cfg
835 check_cmd ${pkg}-config --version
836 err=$?
837 if test "$err" = 0; then
5e622c40
DB
838 temp_cflags $(${pkg}-config --cflags)
839 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
840 check_lib "$@" $header $func && enable $cfg
841 fi
842 return $err
843}
844
f0125de9
MR
845check_host_cc(){
846 log check_host_cc "$@"
847 cat > $TMPC
848 log_file $TMPC
849 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
850}
851
852check_host_cflags(){
853 log check_host_cflags "$@"
854 check_host_cc "$@" <<EOF && append host_cflags "$@"
855int x;
856EOF
857}
858
c505dd31
MR
859apply(){
860 file=$1
861 shift
862 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
863}
864
c34681df
MR
865cp_if_changed(){
866 cmp -s "$1" "$2" &&
867 echo "$2 is unchanged" ||
868 cp -f "$1" "$2"
869}
870
dcd61286
DB
871# CONFIG_LIST contains configurable options, while HAVE_LIST is for
872# system-dependent things.
873
4a0d6686
AJ
874COMPONENT_LIST="
875 bsfs
876 decoders
877 demuxers
878 encoders
3cde40aa 879 filters
5666fd73 880 hwaccels
c552605c 881 indevs
4a0d6686 882 muxers
c552605c 883 outdevs
4a0d6686
AJ
884 parsers
885 protocols
886"
887
888CONFIG_LIST="
889 $COMPONENT_LIST
e8ed9b7a 890 aandct
5a0f7131
MR
891 avcodec
892 avdevice
f7679c54
VS
893 avfilter
894 avfilter_lavf
5a0f7131 895 avformat
c88f5d72
MR
896 avisynth
897 beos_netserver
f402916e 898 bzlib
7f3f5f46 899 dct
c73f65d9 900 doc
05aec7bb 901 dwt
92c6a099 902 dxva2
27a9466b 903 fastdiv
c88f5d72
MR
904 ffmpeg
905 ffplay
336ce917 906 ffprobe
c88f5d72 907 ffserver
1848f7d9 908 fft
4f034993 909 golomb
c88f5d72 910 gpl
ecfc4f44 911 gprof
d8d0d0b2 912 gray
4693b031 913 h264dsp
3abe5fbd 914 hardcoded_tables
f7b8bffe 915 libdc1394
690bfceb 916 libdirac
2eed5a46
DB
917 libfaac
918 libfaad
919 libfaadbin
c88f5d72 920 libgsm
6ebe07fb 921 libmp3lame
c88f5d72 922 libnut
0b175caa
DB
923 libopencore_amrnb
924 libopencore_amrwb
9a77d59a 925 libopenjpeg
0f943ce6 926 librtmp
f7cd9eed 927 libschroedinger
ae14f311 928 libspeex
150d2772 929 libtheora
c88f5d72 930 libvorbis
8299a7f8 931 libvpx
1cc60c47
DB
932 libx264
933 libxvid
f4d608e3 934 lpc
b781cc12 935 lsp
47a158cb 936 mdct
c88f5d72 937 memalign_hack
a8150374 938 mlib
c88f5d72
MR
939 mpegaudio_hp
940 network
3fe142e2 941 nonfree
8a3c8627 942 pic
4a24ab64 943 postproc
2b4c3615 944 powerpc_perf
68602540 945 rdft
e90f5b5a 946 runtime_cpudetect
2e35e684 947 shared
bd2216e4 948 small
6b35d421 949 sram
2e35e684 950 static
5a0f7131 951 swscale
a9ddb5b1 952 swscale_alpha
17492d5e
DB
953 vaapi
954 vdpau
9cad0e4e 955 version3
56a059ac 956 x11grab
c88f5d72 957 zlib
4a0d6686 958"
c88f5d72 959
8eee7025
DB
960THREADS_LIST='
961 beosthreads
d22e8442 962 os2threads
8eee7025
DB
963 pthreads
964 w32threads
965'
966
3f5b56e5
MR
967ARCH_LIST='
968 alpha
a2fc0f6a 969 arm
fdcd782d
MR
970 avr32
971 avr32_ap
972 avr32_uc
3f5b56e5
MR
973 bfin
974 ia64
975 m68k
976 mips
bae3abb0 977 mips64
3f5b56e5 978 parisc
79cb09b2 979 ppc
34d11b87 980 ppc64
3f5b56e5
MR
981 s390
982 sh4
983 sparc
984 sparc64
0844bae1 985 tomi
3f5b56e5
MR
986 x86
987 x86_32
988 x86_64
989'
990
991ARCH_EXT_LIST='
1ac9331a 992 altivec
3bf96eec 993 amd3dnow
a1ef9f08 994 amd3dnowext
1ac9331a 995 armv5te
edab3048 996 armv6
ab5cb084 997 armv6t2
f55b299a 998 armvfp
3f5b56e5
MR
999 iwmmxt
1000 mmi
1001 mmx
d7f0920b 1002 mmx2
6b18d278 1003 neon
799fde37 1004 ppc4xx
1bb04d5a 1005 sse
9eeed841 1006 ssse3
bd9d34a0 1007 vis
3f5b56e5
MR
1008'
1009
a3e02a8c
MR
1010HAVE_LIST_PUB='
1011 bigendian
1012'
1013
3f5b56e5
MR
1014HAVE_LIST="
1015 $ARCH_EXT_LIST
a3e02a8c 1016 $HAVE_LIST_PUB
3f5b56e5 1017 $THREADS_LIST
35fd8122 1018 alsa_asoundlib_h
3f5b56e5 1019 altivec_h
c9fdab0d 1020 arpa_inet_h
dffb41b9 1021 attribute_may_alias
e7ea5e3d 1022 attribute_packed
6bd859d6 1023 bswap
ecf97f22 1024 closesocket
1ac9331a 1025 cmov
e16e49ac 1026 conio_h
c88f5d72 1027 dcbzl
f8aa696f
DB
1028 dev_bktr_ioctl_bt848_h
1029 dev_bktr_ioctl_meteor_h
1030 dev_ic_bt8xx_h
1031 dev_video_meteor_ioctl_meteor_h
1032 dev_video_bktr_ioctl_bt848_h
18b67ae5 1033 dlfcn_h
c88f5d72 1034 dlopen
bc574408 1035 dos_paths
245626d0
DB
1036 ebp_available
1037 ebx_available
6b7c7703
VS
1038 exp2
1039 exp2f
c2a29455 1040 fast_64bit
669b5583 1041 fast_clz
7073e9fc 1042 fast_cmov
7b829d2a 1043 fast_unaligned
9d99cc5a 1044 fork
84882df6 1045 getaddrinfo
da9e86f8 1046 gethrtime
fc5607f8 1047 GetProcessMemoryInfo
4e68cb8a 1048 GetProcessTimes
66be5b45 1049 getrusage
fc5607f8 1050 struct_rusage_ru_maxrss
2e1913b1 1051 inet_aton
61d251db 1052 inline_asm
abfc8d05 1053 isatty
9f5ff83f 1054 ldbrx
0b4a1821
AS
1055 libdc1394_1
1056 libdc1394_2
a33cab3a 1057 llrint
07876e25 1058 llrintf
d96cd429
MR
1059 local_aligned_16
1060 local_aligned_8
291fd18a 1061 log2
6b7c7703 1062 log2f
85dd97ad 1063 loongson
a33cab3a 1064 lrint
c88f5d72 1065 lrintf
e4673692 1066 lzo1x_999_compress
f8aa696f
DB
1067 machine_ioctl_bt848_h
1068 machine_ioctl_meteor_h
c88f5d72
MR
1069 malloc_h
1070 memalign
6ffa87d3 1071 mkstemp
b4e806b2 1072 pld
1f91cdce 1073 posix_memalign
a33cab3a
MK
1074 round
1075 roundf
c88f5d72
MR
1076 sdl
1077 sdl_video_size
b507ebd1 1078 setmode
72be9e73 1079 socklen_t
deb29777 1080 soundcard_h
f8cda19e 1081 poll_h
0104b608 1082 setrlimit
87958234 1083 strerror_r
c0018613 1084 struct_addrinfo
b4d68544
MS
1085 struct_ipv6_mreq
1086 struct_sockaddr_in6
3b2372bf 1087 struct_sockaddr_sa_len
33a4dbdd 1088 struct_sockaddr_storage
b58412f1 1089 sys_mman_h
b091aa44 1090 sys_resource_h
81644c2e 1091 sys_select_h
deb29777 1092 sys_soundcard_h
1b6e8b73 1093 sys_videoio_h
d3a4b4e0 1094 ten_operands
e16e49ac 1095 termios_h
b265431e 1096 threads
7b04b8a0 1097 truncf
ce742de2 1098 vfp_args
7c5bfe7a 1099 VirtualAlloc
6ff3f3e7 1100 winsock2_h
cc078b5d 1101 xform_asm
304d586d 1102 yasm
0cb78cef 1103"
44161118 1104
b6bb00b0
MR
1105# options emitted with CONFIG_ prefix but not available on command line
1106CONFIG_EXTRA="
dc4f5a1c 1107 avutil
9cad0e4e
DB
1108 gplv3
1109 lgplv3
b6bb00b0
MR
1110"
1111
520cc7f1 1112CMDLINE_SELECT="
3f5b56e5 1113 $ARCH_EXT_LIST
520cc7f1 1114 $CONFIG_LIST
8eee7025 1115 $THREADS_LIST
c8a4ae00 1116 asm
db6107b6 1117 cross_compile
520cc7f1
MR
1118 debug
1119 extra_warnings
8c6afa4d 1120 logging
d2bbb2f7 1121 optimizations
87a0fb62 1122 stripping
7595a5e4 1123 yasm
520cc7f1 1124"
426be5dc
DB
1125
1126PATHS_LIST='
d156bede 1127 bindir
14a8acf1 1128 datadir
26759c44
MR
1129 incdir
1130 libdir
26759c44
MR
1131 mandir
1132 prefix
1133 shlibdir
426be5dc
DB
1134'
1135
1136CMDLINE_SET="
1137 $PATHS_LIST
121d78d0 1138 ar
426be5dc 1139 arch
313c46a6 1140 as
426be5dc
DB
1141 build_suffix
1142 cc
1143 cpu
1144 cross_prefix
50567afa 1145 dep_cc
ac63af34 1146 extra_version
9da6609f
MR
1147 host_cc
1148 host_cflags
1149 host_ldflags
1150 host_libs
82bb3329 1151 host_os
684b28e0 1152 ld
426be5dc 1153 logfile
4ae40685 1154 malloc_prefix
89641463 1155 nm
2fad0977 1156 samples
26759c44 1157 source_path
4f837398 1158 strip
c5200f17
MR
1159 sysinclude
1160 sysroot
a7ada2ba 1161 target_exec
26759c44 1162 target_os
a7ada2ba 1163 target_path
426be5dc 1164"
520cc7f1 1165
89f2932b
MR
1166CMDLINE_APPEND="
1167 extra_cflags
1168"
1169
912f3148
DB
1170# code dependency declarations
1171
9eeed841 1172# architecture extensions
808fa33c 1173
a2fc0f6a
MR
1174armv5te_deps="arm"
1175armv6_deps="arm"
ab5cb084 1176armv6t2_deps="arm"
a2fc0f6a
MR
1177armvfp_deps="arm"
1178iwmmxt_deps="arm"
808fa33c
MR
1179neon_deps="arm"
1180
e241ba14 1181mmi_deps="mips"
808fa33c
MR
1182
1183altivec_deps="ppc"
1184ppc4xx_deps="ppc"
1185
1186vis_deps="sparc"
1187
7f8c3d1f 1188x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1189amd3dnow_deps="mmx"
1190amd3dnowext_deps="amd3dnow"
9eeed841 1191mmx_deps="x86"
75aa95a6 1192mmx2_deps="mmx"
75aa95a6
DB
1193sse_deps="mmx"
1194ssse3_deps="sse"
9eeed841 1195
e939cedd 1196fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1197fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1198fast_unaligned_if_any="armv6 ppc x86"
669b5583 1199
89e053f8 1200need_memalign="altivec neon sse"
6fec122a 1201inline_asm_deps="!tms470"
89e053f8 1202
26fbcc85
MR
1203# subsystems
1204mdct_select="fft"
1205rdft_select="fft"
1206
5666fd73 1207# decoders / encoders / hardware accelerators
49351479 1208aac_decoder_select="mdct rdft aac_parser"
26fbcc85
MR
1209aac_encoder_select="mdct"
1210ac3_decoder_select="mdct ac3_parser"
f4d608e3 1211alac_encoder_select="lpc"
b781cc12 1212amrnb_decoder_select="lsp"
084cbbaa 1213atrac1_decoder_select="mdct"
26fbcc85
MR
1214atrac3_decoder_select="mdct"
1215binkaudio_dct_decoder_select="mdct rdft dct"
1216binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1217cavs_decoder_select="golomb"
26fbcc85 1218cook_decoder_select="mdct"
2eef7c62 1219cscd_decoder_suggest="zlib"
26fbcc85 1220dca_decoder_select="mdct"
e8ed9b7a 1221dnxhd_encoder_select="aandct"
2eef7c62 1222dxa_decoder_select="zlib"
baf91bb9 1223eac3_decoder_select="ac3_decoder"
84c04e25 1224eamad_decoder_select="aandct"
e8ed9b7a 1225eatgq_decoder_select="aandct"
d52b39c7 1226eatqi_decoder_select="aandct"
4f034993
MR
1227ffv1_decoder_select="golomb"
1228flac_decoder_select="golomb"
f4d608e3 1229flac_encoder_select="golomb lpc"
2eef7c62
AJ
1230flashsv_decoder_select="zlib"
1231flashsv_encoder_select="zlib"
4414137e 1232flv_decoder_select="h263_decoder"
4d4b4bd1 1233flv_encoder_select="h263_encoder"
e8ed9b7a 1234h261_encoder_select="aandct"
7f647ae0 1235h263_decoder_select="h263_parser"
e8ed9b7a 1236h263_encoder_select="aandct"
95a61cfc 1237h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1238h263i_decoder_select="h263_decoder"
fe629c2d 1239h263p_encoder_select="h263_encoder"
4693b031 1240h264_decoder_select="golomb h264dsp"
92c6a099
LA
1241h264_dxva2_hwaccel_deps="dxva2api_h"
1242h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1243h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1244h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1245imc_decoder_select="fft mdct"
4f034993
MR
1246jpegls_decoder_select="golomb"
1247jpegls_encoder_select="golomb"
e8ed9b7a 1248ljpeg_encoder_select="aandct"
4f034993 1249loco_decoder_select="golomb"
e8ed9b7a 1250mjpeg_encoder_select="aandct"
2cca233b 1251mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1252mpeg1video_encoder_select="aandct"
1253mpeg2video_encoder_select="aandct"
4414137e 1254mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1255mpeg4_encoder_select="h263_encoder"
95a61cfc 1256mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1257mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
95a61cfc 1258mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1259mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1260mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1261mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1262mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1263msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1264msmpeg4v1_encoder_select="h263_encoder"
4414137e 1265msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1266msmpeg4v2_encoder_select="h263_encoder"
4414137e 1267msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1268msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1269nellymoser_decoder_select="mdct"
1270nellymoser_encoder_select="mdct"
2eef7c62
AJ
1271png_decoder_select="zlib"
1272png_encoder_select="zlib"
b781cc12 1273qcelp_decoder_select="lsp"
26fbcc85 1274qdm2_decoder_select="mdct rdft"
a8beb22f 1275rv10_decoder_select="h263_decoder"
b2bf38b4 1276rv10_encoder_select="h263_encoder"
a8beb22f 1277rv20_decoder_select="h263_decoder"
b2bf38b4 1278rv20_encoder_select="h263_encoder"
4693b031
MR
1279rv30_decoder_select="golomb h264dsp"
1280rv40_decoder_select="golomb h264dsp"
4f034993 1281shorten_decoder_select="golomb"
b781cc12 1282sipr_decoder_select="lsp"
05aec7bb
MR
1283snow_decoder_select="dwt"
1284snow_encoder_select="aandct dwt"
4f034993
MR
1285sonic_decoder_select="golomb"
1286sonic_encoder_select="golomb"
1287sonic_ls_encoder_select="golomb"
19ecfb8a 1288svq1_encoder_select="aandct"
4693b031 1289svq3_decoder_select="golomb h264dsp"
bee2eac5 1290svq3_decoder_suggest="zlib"
4eef77c1 1291theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1292tiff_decoder_suggest="zlib"
1293tiff_encoder_suggest="zlib"
aec09a00 1294truehd_decoder_select="mlp_decoder"
2eef7c62 1295tscc_decoder_select="zlib"
b781cc12 1296twinvq_decoder_select="mdct lsp"
f95bfab0 1297vc1_decoder_select="h263_decoder"
9104cd51 1298vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1299vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1300vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1301vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1302vorbis_decoder_select="mdct"
1303vorbis_encoder_select="mdct"
e82dc4c9
DB
1304vp6a_decoder_select="vp6_decoder"
1305vp6f_decoder_select="vp6_decoder"
084cbbaa 1306wmapro_decoder_select="mdct"
26fbcc85
MR
1307wmav1_decoder_select="mdct"
1308wmav1_encoder_select="mdct"
1309wmav2_decoder_select="mdct"
1310wmav2_encoder_select="mdct"
005ad8a0 1311wmavoice_decoder_select="lsp rdft dct"
f95bfab0 1312wmv1_decoder_select="h263_decoder"
665507aa 1313wmv1_encoder_select="h263_encoder"
f95bfab0 1314wmv2_decoder_select="h263_decoder"
1746e2a9 1315wmv2_encoder_select="h263_encoder"
015f8ee0 1316wmv3_decoder_select="vc1_decoder"
f0f86627 1317wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1318wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1319wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1320zlib_decoder_select="zlib"
1321zlib_encoder_select="zlib"
1322zmbv_decoder_select="zlib"
1323zmbv_encoder_select="zlib"
30fd06be 1324
0afab17e 1325vaapi_deps="va_va_h"
c89c96e9
MR
1326vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1327
28b80940 1328# parsers
4693b031 1329h264_parser_select="golomb h264dsp"
28b80940 1330
f1e94694
DB
1331# bitstream_filters
1332aac_adtstoasc_bsf_select="aac_parser"
1333
912f3148 1334# external libraries
1b71f045 1335libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1336libdirac_encoder_deps="libdirac"
c9171a83 1337libfaac_encoder_deps="libfaac"
69ddbd1d 1338libfaad_decoder_deps="libfaad"
405213b7 1339libfaadbin_extralibs='$ldl'
299c77d5
MR
1340libgsm_decoder_deps="libgsm"
1341libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1342libgsm_ms_decoder_deps="libgsm"
1343libgsm_ms_encoder_deps="libgsm"
1cc60c47 1344libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1345libopencore_amrnb_decoder_deps="libopencore_amrnb"
1346libopencore_amrnb_encoder_deps="libopencore_amrnb"
1347libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1348libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1349libschroedinger_decoder_deps="libschroedinger"
1350libschroedinger_encoder_deps="libschroedinger"
ae14f311 1351libspeex_decoder_deps="libspeex"
150d2772 1352libtheora_encoder_deps="libtheora"
b0caf888 1353libvorbis_encoder_deps="libvorbis"
8299a7f8 1354libvpx_decoder_deps="libvpx"
1cc60c47
DB
1355libx264_encoder_deps="libx264"
1356libxvid_encoder_deps="libxvid"
30fd06be 1357
912f3148 1358# demuxers / muxers
03a76ba9 1359ac3_demuxer_deps="ac3_parser"
647c2356 1360asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1361avisynth_demuxer_deps="avisynth"
1362dirac_demuxer_deps="dirac_parser"
5b423887 1363eac3_demuxer_select="ac3_parser"
647c2356 1364ipod_muxer_select="mov_muxer"
4e622dea
SS
1365libnut_demuxer_deps="libnut"
1366libnut_muxer_deps="libnut"
647c2356 1367matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1368matroska_demuxer_suggest="zlib bzlib"
1369mov_demuxer_suggest="zlib"
1370mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1371mp4_muxer_select="mov_muxer"
1372mpegtsraw_demuxer_select="mpegts_demuxer"
1373mxf_d10_muxer_select="mxf_muxer"
24ca518b 1374ogg_demuxer_select="golomb"
647c2356 1375psp_muxer_select="mov_muxer"
4e622dea 1376rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1377rtsp_muxer_deps="sdp_demuxer"
1378rtsp_muxer_select="rtp_muxer"
4e622dea 1379sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
0298cc04 1380sdp_demuxer_select="asf_demuxer rm_demuxer"
f1e94694 1381spdif_muxer_select="aac_parser"
647c2356
DB
1382tg2_muxer_select="mov_muxer"
1383tgp_muxer_select="mov_muxer"
6bdaa5f4 1384w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1385
1386# indevs / outdevs
38e54a75
SS
1387alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1388alsa_indev_extralibs="-lasound"
1389alsa_outdev_deps="alsa_asoundlib_h"
1390alsa_outdev_extralibs="-lasound"
1391audio_beos_indev_deps="audio_beos"
1392audio_beos_indev_extralibs="-lmedia -lbe"
1393audio_beos_outdev_deps="audio_beos"
1394audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1395bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1396dv1394_indev_deps="dv1394 dv_demuxer"
1397jack_indev_deps="jack_jack_h"
1398jack_indev_extralibs="-ljack"
1399libdc1394_indev_deps="libdc1394"
38e54a75
SS
1400oss_indev_deps_any="soundcard_h sys_soundcard_h"
1401oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1402v4l_indev_deps="linux_videodev_h"
1403v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1404vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1405vfwcap_indev_extralibs="-lavicap32"
38e54a75 1406x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1407x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1408
912f3148 1409# protocols
3fff6382 1410gopher_protocol_deps="network"
c08fb000 1411http_protocol_deps="network"
279a0c97 1412http_protocol_select="tcp_protocol"
b4cf3f6c 1413mmst_protocol_deps="network"
deeb7012
MS
1414rtmp_protocol_select="tcp_protocol"
1415rtp_protocol_select="udp_protocol"
c08fb000
AB
1416tcp_protocol_deps="network"
1417udp_protocol_deps="network"
1418
f7679c54 1419# filters
81124ba0 1420movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1421avfilter_lavf_deps="avformat"
1422
1423# libraries
1424avdevice_deps="avcodec avformat"
1425avformat_deps="avcodec"
f7679c54 1426
912f3148 1427# programs
5a0f7131
MR
1428ffmpeg_deps="avcodec avformat swscale"
1429ffplay_deps="avcodec avformat swscale sdl"
43689902 1430ffplay_select="rdft"
336ce917 1431ffprobe_deps="avcodec avformat"
5a0f7131 1432ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1433ffserver_extralibs='$ldl'
a2830dca 1434
c73f65d9 1435doc_deps="texi2html"
912f3148 1436
de6d9b64 1437# default parameters
8a608357 1438
2ba042a7 1439logfile="config.err"
8a608357
MR
1440
1441# installation paths
c9d19248
MR
1442prefix_default="/usr/local"
1443bindir_default='${prefix}/bin'
14a8acf1 1444datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1445incdir_default='${prefix}/include'
1446libdir_default='${prefix}/lib'
1447mandir_default='${prefix}/share/man'
1448shlibdir_default="$libdir_default"
8a608357
MR
1449
1450# toolchain
121d78d0 1451ar_default="ar"
13c7df3d 1452cc_default="gcc"
a3d7c197 1453cc_version=\"unknown\"
9da6609f 1454host_cc_default="gcc"
11e6d03a 1455ln_s="ln -sf"
89641463 1456nm_default="nm"
11e6d03a 1457objformat="elf"
be7109c1 1458ranlib="ranlib"
4f837398 1459strip_default="strip"
11e6d03a 1460yasmexe="yasm"
8a608357 1461
8182dc34
MR
1462nm_opts='-g'
1463
8a608357 1464# machine
8d4c00ed 1465arch_default=$(uname -m)
38d0a8aa 1466cpu="generic"
8a608357 1467
8a608357 1468# OS
8d4c00ed
MR
1469target_os_default=$(tolower $(uname -s))
1470host_os=$target_os_default
8a608357 1471
8a608357 1472# configurable options
5a0f7131
MR
1473enable avcodec
1474enable avdevice
cccc039f 1475enable avfilter
5a0f7131 1476enable avformat
dc4f5a1c 1477enable avutil
c8a4ae00 1478enable asm
497237c7 1479enable debug
c73f65d9 1480enable doc
aa033b1e 1481enable fastdiv
497237c7
RP
1482enable ffmpeg
1483enable ffplay
336ce917 1484enable ffprobe
497237c7 1485enable ffserver
497237c7
RP
1486enable mpegaudio_hp
1487enable network
8400d6b8 1488enable optimizations
497237c7 1489enable protocols
530dc538 1490enable static
87a0fb62 1491enable stripping
5a0f7131 1492enable swscale
a9ddb5b1 1493enable swscale_alpha
8a608357 1494
8a608357 1495# build settings
9987769a 1496SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1497FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1498LIBPREF="lib"
1499LIBSUF=".a"
c5f14466
RP
1500FULLNAME='$(NAME)$(BUILDSUF)'
1501LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1502SLIBPREF="lib"
1503SLIBSUF=".so"
c5f14466 1504SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1505SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1506SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1507LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1508
7e6c86e6
MR
1509CC_O='-o $@'
1510
f0125de9 1511host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1512host_libs='-lm'
1513
9b861379 1514target_path='$(CURDIR)'
a7ada2ba 1515
0d7dca36
DB
1516# gcc stupidly only outputs the basename of targets with -MM, but we need the
1517# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1518DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1519DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1520
c597172e 1521# find source path
5e622c40 1522source_path="$(dirname "$0")"
497237c7 1523enable source_path_used
24524f36 1524if test -f configure; then
5e622c40 1525 source_path="$(pwd)"
497237c7 1526 disable source_path_used
c597172e 1527else
5e622c40 1528 source_path="$(cd "$source_path"; pwd)"
c597172e 1529 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1530 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1531 test -e "$source_path/config.h" &&
1532 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1533fi
1534
13cbe2c0 1535for v in "$@"; do
b04251c5
MR
1536 r=${v#*=}
1537 l=${v%"$r"}
1538 r=$(sh_quote "$r")
13cbe2c0
MR
1539 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1540done
c597172e 1541
73ef8980
MR
1542find_things(){
1543 thing=$1
1544 pattern=$2
1545 file=$source_path/$3
932ccf39 1546 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1547}
1548
1549ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1550DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1551HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1552PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1553BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1554MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1555DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1556OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1557INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1558PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1559FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1560
8469ae22
MR
1561for n in $COMPONENT_LIST; do
1562 v=$(toupper ${n%s})_LIST
1563 eval enable \$$v
1564 eval ${n}_if_any="\$$v"
1565done
1566
1567enable $ARCH_EXT_LIST
c597172e
MR
1568
1569die_unknown(){
1570 echo "Unknown option \"$1\"."
1571 echo "See $0 --help for available options."
1572 exit 1
1573}
1574
794f8e97 1575show_list() {
bf0c4afa
RP
1576 suffix=_$1
1577 shift
2b444ea7 1578 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1579 exit 0
1580}
1581
c597172e 1582for opt do
7483e694
DB
1583 optval="${opt#*=}"
1584 case "$opt" in
0f010b2f 1585 --extra-ldflags=*) add_ldflags $optval
7483e694 1586 ;;
0f010b2f 1587 --extra-libs=*) add_extralibs $optval
7483e694 1588 ;;
8fb1cb58 1589 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1590 ;;
40bcf4c7
BL
1591 --enable-debug=*) debuglevel="$optval"
1592 ;;
36e2dea0 1593 --disable-everything)
e0e335a0 1594 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1595 ;;
7483e694 1596 --enable-*=*|--disable-*=*)
8b93ddc3 1597 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1598 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1599 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1600 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1601 $action $(filter "$name" $list)
7483e694
DB
1602 ;;
1603 --enable-?*|--disable-?*)
5e622c40 1604 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1605 if is_in $option $COMPONENT_LIST; then
fed5d54b 1606 test $action = disable && action=unset
e3773a55
MR
1607 eval $action \$$(toupper ${option%s})_LIST
1608 elif is_in $option $CMDLINE_SELECT; then
1609 $action $option
1610 else
1611 die_unknown $opt
1612 fi
7483e694
DB
1613 ;;
1614 --list-*)
1615 NAME="${opt#--list-}"
1616 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1617 NAME=${NAME%s}
1618 eval show_list $NAME \$$(toupper $NAME)_LIST
1619 ;;
1620 --help|-h) show_help
1621 ;;
1622 *)
884a36a7 1623 optname="${opt%%=*}"
26759c44
MR
1624 optname="${optname#--}"
1625 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1626 if is_in $optname $CMDLINE_SET; then
1627 eval $optname='$optval'
1628 elif is_in $optname $CMDLINE_APPEND; then
1629 append $optname "$optval"
1630 else
1631 die_unknown $opt
1632 fi
7483e694
DB
1633 ;;
1634 esac
c597172e
MR
1635done
1636
bcea99bb
MR
1637disabled logging && logfile=/dev/null
1638
13cbe2c0 1639echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1640set >> $logfile
1641
9da6609f
MR
1642test -n "$cross_prefix" && enable cross_compile
1643
8d4c00ed
MR
1644if enabled cross_compile; then
1645 test -n "$arch" && test -n "$target_os" ||
1646 die "Must specify target arch and OS when cross-compiling"
1647fi
1648
1649set_default arch target_os
1650
121d78d0 1651ar_default="${cross_prefix}${ar_default}"
11e6d03a 1652cc_default="${cross_prefix}${cc_default}"
20e0ed95 1653nm_default="${cross_prefix}${nm_default}"
adb2b908 1654ranlib="${cross_prefix}${ranlib}"
4f837398 1655strip_default="${cross_prefix}${strip_default}"
adb2b908 1656
c5200f17
MR
1657sysinclude_default="${sysroot}/usr/include"
1658
4f837398 1659set_default cc nm strip sysinclude
9da6609f
MR
1660enabled cross_compile || host_cc_default=$cc
1661set_default host_cc
13c7df3d 1662
82bb3329
MR
1663exesuf() {
1664 case $1 in
1665 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1666 esac
1667}
1668
1669EXESUF=$(exesuf $target_os)
1670HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1671
e4e69e0b 1672# set temporary file name
a49d42c2 1673: ${TMPDIR:=$TEMPDIR}
c51fafa1 1674: ${TMPDIR:=$TMP}
a49d42c2 1675: ${TMPDIR:=/tmp}
e4e69e0b 1676
54460a83
MR
1677if ! check_cmd type mktemp; then
1678 # simple replacement for missing mktemp
1679 # NOT SAFE FOR GENERAL USE
1680 mktemp(){
1681 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1682 }
1683fi
1684
1685tmpfile(){
1686 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1687 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1688 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1689 append TMPFILES $tmp
1690 eval $1=$tmp
1691}
1692
1693trap 'rm -f -- $TMPFILES' EXIT
1694trap exit HUP INT TERM
1695
1696tmpfile TMPC .c
1697tmpfile TMPE $EXESUF
1698tmpfile TMPH .h
1699tmpfile TMPO .o
1700tmpfile TMPS .S
a482e61b 1701tmpfile TMPV .ver
54460a83
MR
1702tmpfile TMPSH .sh
1703
1704unset -f mktemp
e4e69e0b 1705
993f2d0f
MR
1706# make sure we can execute files in $TMPDIR
1707cat > $TMPSH 2>> $logfile <<EOF
1708#! /bin/sh
1709EOF
1710chmod +x $TMPSH >> $logfile 2>&1
1711if ! $TMPSH >> $logfile 2>&1; then
1712 cat <<EOF
1713Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1714variable to another directory and make sure that it is not mounted noexec.
1715EOF
1716 die "Sanity test failed."
1717fi
993f2d0f 1718
19b4c628
MR
1719filter_cflags=echo
1720filter_cppflags=echo
1721filter_asflags=echo
1722
8f0c157a 1723if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1724 cc_type=gcc
a3d7c197 1725 cc_version=__VERSION__
aef6bd1b
MR
1726 if ! $cc -dumpversion | grep -q '^2\.'; then
1727 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1728 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1729 fi
14ca9cd0
MR
1730 speed_cflags='-O3'
1731 size_cflags='-Os'
629687f6
MR
1732elif $cc --version 2>/dev/null | grep -q Intel; then
1733 cc_type=icc
6e3fa35d 1734 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1735 CC_DEPFLAGS='-MMD'
1736 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1737 speed_cflags='-O3'
1738 size_cflags='-Os'
b05394a0 1739 noopt_cflags='-O1'
629687f6
MR
1740elif $cc -v 2>&1 | grep -q xlc; then
1741 cc_type=xlc
6e3fa35d 1742 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1743 speed_cflags='-O5'
1744 size_cflags='-O5 -qcompact'
df442a8d
MR
1745elif $cc -V 2>/dev/null | grep -q Compaq; then
1746 cc_type=ccc
6e3fa35d 1747 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1748 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1749 debuglevel=3
df442a8d 1750 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1751 speed_cflags='-fast'
1752 size_cflags='-O1'
6a0d5493 1753elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1754 test -d "$sysroot" || die "No valid sysroot specified."
1755 cc_type=armcc
6e3fa35d 1756 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1757 armcc_conf="$PWD/armcc.conf"
1758 $cc --arm_linux_configure \
1759 --arm_linux_config_file="$armcc_conf" \
1760 --configure_sysroot="$sysroot" \
1761 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1762 die "Error creating armcc configuration file."
1763 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1764 as_default="${cross_prefix}gcc"
07dec06e
MR
1765 CC_DEPFLAGS='-MMD'
1766 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1767 speed_cflags='-O3'
1768 size_cflags='-Os'
6fec122a
MR
1769elif $cc -version 2>/dev/null | grep -q TMS470; then
1770 cc_type=tms470
6e3fa35d 1771 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1772 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1773 CC_O='-fr=$(@D)'
1774 as_default="${cross_prefix}gcc"
1775 ld_default="${cross_prefix}gcc"
6fec122a
MR
1776 TMPO=$(basename $TMPC .c).o
1777 append TMPFILES $TMPO
1778 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1779 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1780 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1781 speed_cflags='-O3 -mf=5'
1782 size_cflags='-O3 -mf=2'
6fec122a
MR
1783 filter_cflags=tms470_flags
1784 tms470_flags(){
1785 for flag; do
1786 case $flag in
1787 -march=*|-mcpu=*)
1788 case "${flag#*=}" in
1789 armv7-a|cortex-a*) echo -mv=7a8 ;;
1790 armv7-r|cortex-r*) echo -mv=7r4 ;;
1791 armv7-m|cortex-m*) echo -mv=7m3 ;;
1792 armv6*|arm11*) echo -mv=6 ;;
1793 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1794 echo -mv=5e ;;
1795 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1796 esac
1797 ;;
1798 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1799 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1800 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1801 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1802 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1803 -g) echo -g -mn ;;
587d24ff 1804 -pds=*) echo $flag ;;
6fec122a
MR
1805 esac
1806 done
1807 }
06da6943
DC
1808elif $cc -v 2>&1 | grep -q clang; then
1809 cc_type=clang
1810 cc_version=__VERSION__
1811 CC_DEPFLAGS='-MMD'
1812 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1813 speed_cflags='-O3'
1814 size_cflags='-Os'
2a472e9c
MK
1815elif $cc -V 2>&1 | grep -q Sun; then
1816 cc_type=suncc
1817 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1818 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1819 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1820 speed_cflags='-O5'
1821 size_cflags='-O5 -xspace'
03279bbe
MK
1822 filter_cflags=suncc_flags
1823 suncc_flags(){
1824 for flag; do
1825 case $flag in
1826 -march=*|-mcpu=*)
1827 case "${flag#*=}" in
1828 native) echo -xtarget=native ;;
87ddc38b 1829 v9|niagara) echo -xarch=sparc ;;
03279bbe 1830 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 1831 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
1832 i586|pentium) echo -xchip=pentium ;;
1833 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1834 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1835 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1836 pentium4*) echo -xtarget=pentium4 ;;
1837 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1838 *-sse3) echo -xarch=sse3 ;;
1839 core2) echo -xarch=ssse3 -xchip=core2 ;;
1840 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1841 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1842 k8|opteron|athlon64|athlon-fx)
1843 echo -xarch=sse2a ;;
1844 athlon*) echo -xarch=pentium_proa ;;
1845 esac
1846 ;;
1847 -std=c99) echo -xc99 ;;
1848 -fomit-frame-pointer) echo -xregs=frameptr ;;
1849 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1850 -W*,*) echo $flag ;;
1851 -f*-*|-W*) ;;
1852 *) echo $flag ;;
1853 esac
1854 done
1855 }
629687f6
MR
1856fi
1857
1858test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1859
75bafbac 1860: ${as_default:=$cc}
50567afa 1861: ${dep_cc_default:=$cc}
684b28e0 1862: ${ld_default:=$cc}
121d78d0 1863set_default ar as dep_cc ld
75800dce 1864
07dec06e
MR
1865test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1866test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1867
7f32f40c 1868add_cflags $extra_cflags
2f2e6c7c 1869add_asflags $extra_cflags
7f32f40c 1870
154d432c
MR
1871if test -n "$sysroot"; then
1872 case "$cc_type" in
1873 gcc)
467256f2 1874 add_cppflags --sysroot="$sysroot"
154d432c
MR
1875 add_ldflags --sysroot="$sysroot"
1876 ;;
6fec122a
MR
1877 tms470)
1878 add_cppflags -I"$sysinclude"
1879 add_ldflags --sysroot="$sysroot"
1880 ;;
06da6943 1881 clang)
4def700e
DC
1882 add_cppflags -isysroot "$sysroot"
1883 add_ldflags -isysroot "$sysroot"
06da6943 1884 ;;
154d432c
MR
1885 esac
1886fi
1887
d22c13a8
MR
1888if test "$cpu" = host; then
1889 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1890
1891 case "$cc_type" in
1892 gcc)
1893 check_native(){
1894 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1895 sed -n "/$1=/{
1896 s/.*$1=\\([^ ]*\\).*/\\1/
1897 p
1898 q
1899 }" $TMPE
d22c13a8
MR
1900 }
1901 cpu=$(check_native -march || check_native -mcpu)
1902 ;;
1903 esac
1904
1905 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1906fi
1907
e939cedd
MR
1908# Deal with common $arch aliases
1909case "$arch" in
1910 arm*)
1911 arch="arm"
1912 ;;
1913 mips|mipsel|IP*)
1914 arch="mips"
1915 ;;
47b1860e 1916 mips64*)
e939cedd
MR
1917 arch="mips"
1918 subarch="mips64"
1919 ;;
1920 parisc|hppa)
1921 arch="parisc"
1922 ;;
1923 parisc64|hppa64)
1924 arch="parisc"
1925 subarch="parisc64"
1926 ;;
1927 "Power Macintosh"|ppc|powerpc)
1928 arch="ppc"
1929 ;;
47b1860e 1930 ppc64|powerpc64)
e939cedd
MR
1931 arch="ppc"
1932 subarch="ppc64"
1933 ;;
1934 s390|s390x)
1935 arch="s390"
1936 ;;
1937 sh4|sh)
1938 arch="sh4"
1939 ;;
1940 sun4u|sparc64)
1941 arch="sparc"
1942 subarch="sparc64"
1943 ;;
1944 i[3-6]86|i86pc|BePC|x86_64|amd64)
1945 arch="x86"
1946 ;;
1947esac
1948
1949is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1950enable $arch
e939cedd 1951
df5cdc24 1952# Add processor-specific flags
5d54c126
MR
1953if test "$cpu" = generic; then
1954 : do nothing
1955elif enabled ppc; then
343aef9b 1956
56348891
MR
1957 case $(tolower $cpu) in
1958 601|ppc601|powerpc601)
9dbd5c3d 1959 cpuflags="-mcpu=601"
64ad53ff 1960 disable altivec
9dbd5c3d 1961 ;;
56348891 1962 603*|ppc603*|powerpc603*)
9dbd5c3d 1963 cpuflags="-mcpu=603"
64ad53ff 1964 disable altivec
9dbd5c3d 1965 ;;
56348891 1966 604*|ppc604*|powerpc604*)
9dbd5c3d 1967 cpuflags="-mcpu=604"
64ad53ff 1968 disable altivec
9dbd5c3d 1969 ;;
56348891 1970 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1971 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1972 disable altivec
9dbd5c3d 1973 ;;
56348891 1974 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1975 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1976 ;;
56348891 1977 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1978 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1979 ;;
56348891 1980 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1981 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1982 ;;
56348891 1983 cell)
9dbd5c3d
MR
1984 cpuflags="-mcpu=cell"
1985 enable ldbrx
1986 ;;
7b0b81a1
AL
1987 e500v2)
1988 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1989 disable altivec
1990 ;;
1991 e500)
1992 cpuflags="-mcpu=8540 -mhard-float"
1993 disable altivec
1994 ;;
9dbd5c3d 1995 esac
343aef9b
MR
1996
1997elif enabled x86; then
1998
9dbd5c3d
MR
1999 case $cpu in
2000 i[345]86|pentium)
2001 cpuflags="-march=$cpu"
2002 disable mmx
2003 ;;
2004 # targets that do NOT support conditional mov (cmov)
2005 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2006 cpuflags="-march=$cpu"
2007 disable cmov
2008 ;;
2009 # targets that do support conditional mov (cmov)
2010 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
2011 cpuflags="-march=$cpu"
2012 enable cmov
2013 enable fast_cmov
2014 ;;
2015 # targets that do support conditional mov but on which it's slow
2016 pentium4|pentium4m|prescott|nocona)
2017 cpuflags="-march=$cpu"
2018 enable cmov
2019 disable fast_cmov
2020 ;;
2021 esac
343aef9b
MR
2022
2023elif enabled sparc; then
2024
9dbd5c3d 2025 case $cpu in
26b7199e
MK
2026 niagara)
2027 cpuflags="-mcpu=$cpu"
2028 disable vis
2029 ;;
9dbd5c3d
MR
2030 sparc64)
2031 cpuflags="-mcpu=v9"
2032 ;;
2033 esac
343aef9b
MR
2034
2035elif enabled arm; then
2036
34ba23c9
MR
2037 case $cpu in
2038 armv*)
2039 cpuflags="-march=$cpu"
2040 ;;
2041 *)
2042 cpuflags="-mcpu=$cpu"
2043 ;;
2044 esac
343aef9b
MR
2045
2046elif enabled alpha; then
2047
34ba23c9 2048 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2049
2050elif enabled bfin; then
2051
34ba23c9 2052 cpuflags="-mcpu=$cpu"
343aef9b
MR
2053
2054elif enabled mips; then
2055
34ba23c9 2056 cpuflags="-march=$cpu"
343aef9b
MR
2057
2058elif enabled avr32; then
2059
9dbd5c3d
MR
2060 case $cpu in
2061 ap7[02]0[0-2])
2062 subarch="avr32_ap"
2063 cpuflags="-mpart=$cpu"
2064 ;;
2065 ap)
2066 subarch="avr32_ap"
2067 cpuflags="-march=$cpu"
2068 ;;
2069 uc3[ab]*)
2070 subarch="avr32_uc"
2071 cpuflags="-mcpu=$cpu"
2072 ;;
2073 uc)
2074 subarch="avr32_uc"
2075 cpuflags="-march=$cpu"
2076 ;;
2077 esac
df5cdc24 2078
343aef9b
MR
2079fi
2080
df5cdc24
MR
2081add_cflags $cpuflags
2082add_asflags $cpuflags
2083
993f2d0f
MR
2084# compiler sanity check
2085check_exec <<EOF
2086int main(void){ return 0; }
2087EOF
2088if test "$?" != 0; then
2089 echo "$cc is unable to create an executable file."
2090 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2091 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2092 echo "Only do this if you know what cross compiling means."
2093 fi
2094 die "C compiler test failed."
2095fi
2096
38a9c529 2097add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2098check_cflags -std=c99
50a334e4 2099check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2100#include <stdlib.h>
2101EOF
50a334e4 2102check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2103#include <stdlib.h>
2104EOF
e9b9a2f8 2105
f0125de9
MR
2106check_host_cflags -std=c99
2107
b24dbcbd 2108case "$arch" in
e939cedd 2109 alpha|ia64|mips|parisc|sparc)
8a3c8627 2110 spic=$shared
b24dbcbd 2111 ;;
e939cedd 2112 x86)
cfdb6148 2113 subarch="x86_32"
e939cedd 2114 check_cc <<EOF && subarch="x86_64"
58b3536d 2115 int test[(int)sizeof(char*) - 7];
cfdb6148 2116EOF
de27f4d9 2117 if test "$subarch" = "x86_64"; then
e939cedd 2118 spic=$shared
de27f4d9 2119 fi
b24dbcbd 2120 ;;
b24dbcbd
RP
2121esac
2122
343aef9b 2123enable $subarch
8a3c8627 2124enabled spic && enable pic
b24dbcbd 2125
7483e694 2126# OS specific
4f854758 2127case $target_os in
7483e694 2128 beos|haiku|zeta)
c9d19248 2129 prefix_default="$HOME/config"
7483e694 2130 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2131 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2132 case "$gcc_version" in
2133 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2134 disable mmx
2135 ;;
2136 *20010315*) echo "BeBits gcc"
0f010b2f 2137 add_cflags -fno-expensive-optimizations
7483e694
DB
2138 ;;
2139 esac
7483e694
DB
2140 SHFLAGS=-nostart
2141 # enable BeOS things
2142 enable audio_beos
2143 # no need for libm, but the inet stuff
2144 # Check for BONE
2145 # XXX: actually should check for NOT net_server
78fe7631 2146 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2147 network_extralibs="-lbind -lsocket"
2148 else
2149 enable beos_netserver
2150 network_extralibs="-lnet"
2151 fi ;;
2152 sunos)
2153 FFSERVERLDFLAGS=""
9987769a 2154 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2155 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2156 network_extralibs="-lsocket -lnsl"
50a334e4 2157 add_cppflags -D__EXTENSIONS__
8182dc34 2158 nm_opts='-P -g'
7483e694
DB
2159 ;;
2160 netbsd)
07a8eef6
MR
2161 oss_indev_extralibs="-lossaudio"
2162 oss_outdev_extralibs="-lossaudio"
2138dc99 2163 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2164 ;;
2165 openbsd)
89e053f8 2166 enable malloc_aligned
7c4a001a
MR
2167 # On OpenBSD 4.5. the compiler does not use PIC unless
2168 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2169 # however the generated executable will not do anything
2170 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2171 # Thus explicitly enable PIC here.
cd78208b 2172 enable pic
7483e694 2173 SHFLAGS='-shared'
07a8eef6
MR
2174 oss_indev_extralibs="-lossaudio"
2175 oss_outdev_extralibs="-lossaudio"
7483e694 2176 ;;
90b4f091 2177 freebsd|dragonfly)
89e053f8 2178 enable malloc_aligned
7483e694
DB
2179 ;;
2180 bsd/os)
2181 osextralibs="-lpoll -lgnugetopt"
2182 strip="strip -d"
2183 ;;
2184 darwin)
89e053f8 2185 enable malloc_aligned
0138c54e 2186 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2187 strip="strip -x"
2188 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2189 SLIBSUF=".dylib"
2190 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2191 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2192 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2193 objformat="macho"
1b0f6fb8 2194 enabled x86_64 && objformat="macho64"
8dfa86f7 2195 enabled_any pic shared ||
2704bd1a 2196 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2197 ;;
2198 mingw32*)
9d3f4f50 2199 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2200 disable network
2201 else
2202 target_os=mingw32
2203 fi
dcc01c06 2204 LIBTARGET=i386
1fc9fb8a 2205 if enabled x86_64; then
89e053f8 2206 enable malloc_aligned
dcc01c06 2207 LIBTARGET=x64
336cc1b0
MS
2208 elif enabled arm; then
2209 LIBTARGET=arm
dcc01c06 2210 fi
fbd971a4 2211 shlibdir_default="$bindir_default"
7483e694
DB
2212 disable ffserver
2213 SLIBPREF=""
2214 SLIBSUF=".dll"
7483e694
DB
2215 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2216 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2217 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2218 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2219 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2220 install -d "$(LIBDIR)"; \
2221 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2222 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2223 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2224 objformat="win32"
bc574408 2225 enable dos_paths
1894e741 2226 check_cflags -fno-common
b1549d61 2227 if ! enabled x86_64; then
f7ad5aa2
RP
2228 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2229 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2230 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2231 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2232 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2233 fi
7483e694
DB
2234 ;;
2235 cygwin*)
4f854758 2236 target_os=cygwin
fbd971a4 2237 shlibdir_default="$bindir_default"
7483e694
DB
2238 SLIBPREF="cyg"
2239 SLIBSUF=".dll"
2240 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2241 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2242 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2243 objformat="win32"
bc574408 2244 enable dos_paths
1894e741 2245 check_cflags -fno-common
7483e694 2246 ;;
4f365f37 2247 *-dos|freedos|opendos)
fdf11906 2248 disable ffplay ffserver
4f365f37
MK
2249 disable $INDEV_LIST $OUTDEV_LIST
2250 network_extralibs="-lsocket"
ff1c015d 2251 objformat="coff"
bc574408 2252 enable dos_paths
4f365f37 2253 ;;
7483e694 2254 linux)
7483e694
DB
2255 enable dv1394
2256 ;;
2257 irix*)
4f854758 2258 target_os=irix
7483e694
DB
2259 ranlib="echo ignoring ranlib"
2260 ;;
d22e8442 2261 os/2*)
d22e8442
DY
2262 strip="lxlite"
2263 ln_s="cp -f"
d22e8442 2264 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2265 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2266 FFSERVERLDFLAGS=""
287d3b13 2267 LIBSUF="_s.a"
d22e8442
DY
2268 SLIBPREF=""
2269 SLIBSUF=".dll"
2270 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2271 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2272 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2273 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2274 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2275 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2276 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2277 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2278 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2279 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2280 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2281 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2282 enable dos_paths
d22e8442 2283 ;;
83993c1c
AM
2284 gnu/kfreebsd)
2285 ;;
34e82167 2286 gnu)
34e82167 2287 ;;
614d8911
MR
2288 none)
2289 ;;
7483e694 2290 *)
4f924f9a 2291 die "Unknown OS '$target_os'."
7483e694
DB
2292 ;;
2293esac
2294
13cb2187
AS
2295check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2296
c9d19248
MR
2297set_default $PATHS_LIST
2298
c597172e 2299add_extralibs $osextralibs
de6d9b64 2300
28d8e661
DB
2301# Combine FFLDFLAGS and the LDFLAGS environment variable.
2302LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2303
320d060a 2304# we need to build at least one lib type
93b3c083 2305if ! enabled_any static shared; then
320d060a
DB
2306 cat <<EOF
2307At least one library type must be built.
2308Specify --enable-static to build the static libraries or --enable-shared to
2309build the shared libraries as well. To only build the shared libraries specify
2310--disable-static in addition to --enable-shared.
2311EOF
2312 exit 1;
2313fi
2314
abc4e572 2315disabled static && LIBNAME=""
2a320695 2316
a2234ceb
RP
2317if enabled_any libfaad libfaadbin ; then
2318 if check_header faad.h; then
295b8c70 2319 check_cc <<EOF
a2234ceb
RP
2320#include <faad.h>
2321#ifndef FAAD2_VERSION
2322ok faad1
2323#endif
db817cf3 2324int main(void) { return 0; }
a2234ceb
RP
2325EOF
2326 test $? = 0 && enable libfaad2
2327 else
ff3dac65 2328 die "FAAD test failed."
a2234ceb
RP
2329 fi
2330fi
2331
2332
2184c6f7 2333die_license_disabled() {
4c27207c 2334 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2335}
2336
2337die_license_disabled gpl libfaad2
2338die_license_disabled gpl libx264
2339die_license_disabled gpl libxvid
2340die_license_disabled gpl postproc
2341die_license_disabled gpl x11grab
2342
2f7ae63b 2343die_license_disabled nonfree libfaac
b2e3c528 2344
0b175caa
DB
2345die_license_disabled version3 libopencore_amrnb
2346die_license_disabled version3 libopencore_amrwb
2347
9cad0e4e 2348enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2349
9eeed841 2350check_deps $ARCH_EXT_LIST
0f3cb305 2351
40617a6d 2352disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2353
e276d9e8
MR
2354enable_pic() {
2355 enable pic
bce7b696
MR
2356 add_cppflags -DPIC
2357 add_cflags -fPIC
2358 add_asflags -fPIC
e276d9e8
MR
2359}
2360
2361enabled pic && enable_pic
bce7b696 2362
b4d96ba2
MR
2363check_cc <<EOF || die "Symbol mangling check failed."
2364int ff_extern;
2365EOF
8182dc34 2366sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2367extern_prefix=${sym%%ff_extern*}
2368
f65883c8
MR
2369check_cc <<EOF && enable inline_asm
2370void foo(void) { __asm__ volatile ("" ::); }
2371EOF
61d251db 2372
df5e3978
MR
2373_restrict=
2374for restrict_keyword in restrict __restrict__ __restrict; do
2375 check_cc <<EOF && _restrict=$restrict_keyword && break
2376void foo(char * $restrict_keyword p);
2377EOF
2378done
2379
2380check_cc <<EOF && enable attribute_packed
2381struct { int x; } __attribute__((packed)) x;
2382EOF
2383
dffb41b9
MR
2384check_cc <<EOF && enable attribute_may_alias
2385union { int x; } __attribute__((may_alias)) x;
2386EOF
2387
df5e3978
MR
2388check_cc <<EOF || die "endian test failed"
2389unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2390EOF
48fc536a 2391od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2392
e939cedd
MR
2393if enabled alpha; then
2394
2395 check_cflags -mieee
2396
2397elif enabled arm; then
e45391bb 2398
50fa82e6
MR
2399 check_cflags -marm
2400
fa0912fe
MR
2401 check_ld <<EOF && enable vfp_args
2402__asm__ (".eabi_attribute 28, 1");
2403int main(void) { return 0; }
2404EOF
2405
2406 # We have to check if pld is a nop and disable it.
2407 check_asm pld '"pld [r0]"'
2408
2409 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2410 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2411 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2412 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2413 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2414 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2415
e276d9e8
MR
2416 enabled_all armv6t2 shared !pic && enable_pic
2417
fa0912fe 2418elif enabled mips; then
e45391bb 2419
fa0912fe
MR
2420 check_asm loongson '"dmult.g $1, $2, $3"'
2421 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2422
fa0912fe 2423elif enabled ppc; then
e45391bb 2424
e6a0c354
MR
2425 enable local_aligned_8 local_aligned_16
2426
fa0912fe
MR
2427 check_asm dcbzl '"dcbzl 0, 1"'
2428 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2429 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2430
2431 # AltiVec flags: The FSF version of GCC differs from the Apple version
2432 if enabled altivec; then
2433 check_cflags -maltivec -mabi=altivec &&
2434 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2435 check_cflags -faltivec
2436
2437 # check if our compiler supports Motorola AltiVec C API
2438 check_cc <<EOF || disable altivec
2439$inc_altivec_h
2440int main(void) {
2441 vector signed int v1, v2, v3;
2442 v1 = vec_add(v2,v3);
2443 return 0;
2444}
2445EOF
2446
2447 # check if our compiler supports braces for vector declarations
2448 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2449$inc_altivec_h
2450int main (void) { (vector int) {1}; return 0; }
2451EOF
2452 fi
e45391bb 2453
fa0912fe 2454elif enabled sparc; then
e45391bb 2455
fa0912fe
MR
2456 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2457 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2458
fa0912fe 2459elif enabled x86; then
e45391bb 2460
e6a0c354
MR
2461 enable local_aligned_8 local_aligned_16
2462
44965991
PI
2463 # check whether EBP is available on x86
2464 # As 'i' is stored on the stack, this program will crash
2465 # if the base pointer is used to access it because the
2466 # base pointer is cleared in the inline assembly code.
7dfef245 2467 check_exec_crash <<EOF && enable ebp_available
44965991 2468 volatile int i=0;
be449fca 2469 __asm__ volatile (
44965991
PI
2470 "xorl %%ebp, %%ebp"
2471 ::: "%ebp");
2472 return i;
44965991
PI
2473EOF
2474
f494213c 2475 # check whether EBX is available on x86
7cee5421
MR
2476 check_asm ebx_available '""::"b"(0)' &&
2477 check_asm ebx_available '"":::"%ebx"'
8e380710 2478
d3a4b4e0
DB
2479 # check whether more than 10 operands are supported
2480 check_cc <<EOF && enable ten_operands
2481int main(void) {
2482 int x=0;
2483 __asm__ volatile(
2484 ""
2485 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2486 );
2487 return 0;
2488}
2489EOF
2490
d7f0920b 2491 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2492 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2493 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2494
2495 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2496
d52481b9 2497 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2498 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2499 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2500 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2501 case "$objformat" in
2502 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2503 esac
7595a5e4 2504 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2505
669b5583
MR
2506 case "$cpu" in
2507 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2508 disable fast_clz
2509 ;;
2510 esac
2511
44965991
PI
2512fi
2513
a98bb16d
RP
2514if check_func dlopen; then
2515 ldl=
2516elif check_func dlopen -ldl; then
2517 ldl=-ldl
8bf5d58f
MN
2518fi
2519
75ecf149
DB
2520# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2521check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2522
7483e694 2523check_func fork
84882df6 2524check_func getaddrinfo $network_extralibs
7483e694
DB
2525check_func gethrtime
2526check_func getrusage
fc5607f8 2527check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2528check_func inet_aton $network_extralibs
abfc8d05 2529check_func isatty
4ae40685 2530check_func ${malloc_prefix}memalign && enable memalign
7483e694 2531check_func mkstemp
4ae40685 2532check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2533check_func setrlimit
87958234 2534check_func strerror_r
b507ebd1 2535check_func_headers io.h setmode
e4673692 2536check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2537check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2538check_func_headers windows.h GetProcessTimes
7c5bfe7a 2539check_func_headers windows.h VirtualAlloc
6ffa87d3 2540
e16e49ac 2541check_header conio.h
a98bb16d 2542check_header dlfcn.h
92c6a099 2543check_header dxva2api.h
a98bb16d 2544check_header malloc.h
bf6ce82d 2545check_header poll.h
b58412f1 2546check_header sys/mman.h
b091aa44 2547check_header sys/resource.h
bf6ce82d 2548check_header sys/select.h
a98bb16d 2549check_header termios.h
272081b0
CEH
2550check_header vdpau/vdpau.h
2551check_header vdpau/vdpau_x11.h
68178ca9 2552check_header X11/extensions/XvMClib.h
a98bb16d 2553
9104cd51
RP
2554check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2555
89e053f8
MR
2556if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2557 enabled_any $need_memalign ; then
1f91cdce 2558 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2559fi
e16e49ac 2560
a4fa192c 2561disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2562disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2563
2564# check for some common methods of building with pthread support
2565# do this before the optional library checks as some of them require pthreads
2566if enabled pthreads; then
9e7fd101
MR
2567 if check_func pthread_create; then
2568 :
2569 elif check_func pthread_create -pthread; then
2570 add_cflags -pthread
afc9aee2 2571 add_extralibs -pthread
9e7fd101
MR
2572 elif check_func pthread_create -pthreads; then
2573 add_cflags -pthreads
afc9aee2 2574 add_extralibs -pthreads
8d94f606
GT
2575 elif check_func pthread_create -lpthreadGC2; then
2576 add_extralibs -lpthreadGC2
9e7fd101
MR
2577 elif ! check_lib pthread.h pthread_create -lpthread; then
2578 die "ERROR: can't find pthreads library"
2579 fi
57bd82d4
MR
2580fi
2581
8eee7025 2582for thread in $THREADS_LIST; do
e5f94c2b 2583 if enabled $thread; then
3ae3b721
RP
2584 test -n "$thread_type" &&
2585 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2586 thread_type="$thread"
e5f94c2b
RP
2587 fi
2588done
2589
fdf88598 2590check_lib math.h sin -lm
ff418735 2591check_lib va/va.h vaInitialize -lva
fdf88598 2592
645d2652
MR
2593check_mathfunc exp2
2594check_mathfunc exp2f
2595check_mathfunc llrint
07876e25 2596check_mathfunc llrintf
645d2652
MR
2597check_mathfunc log2
2598check_mathfunc log2f
2599check_mathfunc lrint
2600check_mathfunc lrintf
2601check_mathfunc round
2602check_mathfunc roundf
2603check_mathfunc truncf
f32adb22 2604
57bd82d4 2605# these are off by default, so fail if requested and not available
a1b3c5a3 2606enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2607enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2608 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2609 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2610enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2611enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2612enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2613enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2614enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2615enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2616enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2617enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0f943ce6 2618enabled librtmp && require librtmp librtmp/rtmp.h RTMP_Init -lrtmp
36718e51
DB
2619enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2620 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2621enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2622enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2623enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
c4c302f1 2624enabled libvpx && require2 libvpx "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_dec_init_ver" -lvpx
60877ad9 2625enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
e8c7fca9
JGG
2626 { check_cpp_condition x264.h "X264_BUILD >= 90" ||
2627 die "ERROR: libx264 version must be >= 0.90."; }
2bfecf73 2628enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2629enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2630
0b4a1821
AS
2631# libdc1394 check
2632if enabled libdc1394; then
2633 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2634 enable libdc1394_2; } ||
2635 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2636 enable libdc1394_1; } ||
2637 die "ERROR: No version of libdc1394 found "
2638fi
2639
6a1a892f 2640SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2641if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2642 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2643 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2644 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2645 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2646 enable sdl &&
2647 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2648fi
57bd82d4 2649
2270b4b2 2650texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2651
73b46a95 2652if enabled network; then
96000432 2653 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2654 check_type netdb.h "struct addrinfo"
b4d68544
MS
2655 check_type netinet/in.h "struct ipv6_mreq"
2656 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2657 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2658 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2659 # Prefer arpa/inet.h over winsock2
2660 if check_header arpa/inet.h ; then
2661 check_func closesocket
2662 elif check_header winsock2.h ; then
f4c13872
MS
2663 check_func_headers winsock2.h closesocket -lws2 && \
2664 network_extralibs="-lws2" || \
2665 { check_func_headers winsock2.h closesocket -lws2_32 && \
2666 network_extralibs="-lws2_32"; }
72be9e73 2667 check_type ws2tcpip.h socklen_t
c0018613 2668 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2669 check_type ws2tcpip.h "struct ipv6_mreq"
2670 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2671 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2672 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2673 else
2674 disable network
73b46a95
RP
2675 fi
2676fi
2677
06e31011
RP
2678check_header linux/videodev.h
2679check_header linux/videodev2.h
1b6e8b73 2680check_header sys/videoio.h
47f38850 2681
27796dc3 2682check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2683
f8aa696f 2684# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2685{ check_header dev/bktr/ioctl_meteor.h &&
2686 check_header dev/bktr/ioctl_bt848.h; } ||
2687{ check_header machine/ioctl_meteor.h &&
2688 check_header machine/ioctl_bt848.h; } ||
2689{ check_header dev/video/meteor/ioctl_meteor.h &&
2690 check_header dev/video/bktr/ioctl_bt848.h; } ||
2691check_header dev/ic/bt8xx.h
f8aa696f 2692
c7682de0
RP
2693check_header sys/soundcard.h
2694check_header soundcard.h
deb29777 2695
b6f3d925 2696enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2697
0e57fe17 2698enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2699
56a059ac 2700enabled x11grab &&
f58f4ce1
GP
2701check_header X11/Xlib.h &&
2702check_header X11/extensions/XShm.h &&
0a045661 2703check_header X11/extensions/Xfixes.h &&
f58f4ce1 2704check_func XOpenDisplay -lX11 &&
781c1aa6
R
2705check_func XShmCreateImage -lX11 -lXext &&
2706check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2707
598ef02b 2708if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2709check_cpp_condition \
2710 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2711 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2712 disable vdpau; }
abf649c7 2713fi
deda2a4a 2714
95e561ec 2715enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2716
2717# add some useful compiler flags if supported
2718check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2719check_cflags -Wall
2720check_cflags -Wno-switch
c07bd6a9
MN
2721check_cflags -Wdisabled-optimization
2722check_cflags -Wpointer-arith
2723check_cflags -Wredundant-decls
cc1fb623 2724check_cflags -Wno-pointer-sign
f4929996 2725check_cflags -Wcast-qual
9aceb3cf 2726check_cflags -Wwrite-strings
652a5bf6 2727check_cflags -Wtype-limits
764551c6 2728check_cflags -Wundef
fc298fd9 2729check_cflags -Wmissing-prototypes
5af4e0cc 2730enabled extra_warnings && check_cflags -Winline
cf9d24ad 2731
57bd82d4 2732# add some linker flags
5c0e9479 2733check_ldflags -Wl,--warn-common
8351d2ba
DB
2734check_ldflags -Wl,--as-needed
2735check_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 2736check_ldflags -Wl,-Bsymbolic
94a3401e 2737
a482e61b
MR
2738echo "X{};" > $TMPV
2739test_ldflags -Wl,--version-script,$TMPV &&
2740 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2741
bd2216e4 2742if enabled small; then
14ca9cd0 2743 add_cflags $size_cflags
8400d6b8
DB
2744 optimizations="small"
2745elif enabled optimizations; then
14ca9cd0 2746 add_cflags $speed_cflags
b05394a0
MR
2747else
2748 add_cflags $noopt_cflags
cddf3f45 2749fi
11fdbc44 2750check_cflags -fno-math-errno
b2eb2ff0 2751check_cflags -fno-signed-zeros
cddf3f45 2752
629687f6 2753if enabled icc; then
b1598b58
MR
2754 # Just warnings, no remarks
2755 check_cflags -w1
2756 # -wd: Disable following warnings
2757 # 144, 167, 556: -Wno-pointer-sign
2758 # 10006: ignoring unknown option -fno-signed-zeros
2759 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2760 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2761 # 11030: Warning unknown option --as-needed
2762 # 10156: ignoring option '-export'; no argument required
2763 check_ldflags -wd10156,11030
2764 # Allow to compile with optimizations
2765 check_ldflags -march=$cpu
be2cf98a
CEH
2766 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2767 enable ebp_available
df442a8d
MR
2768elif enabled ccc; then
2769 # disable some annoying warnings
2770 add_cflags -msg_disable cvtu32to64
2771 add_cflags -msg_disable embedcomment
2772 add_cflags -msg_disable needconstext
2773 add_cflags -msg_disable nomainieee
2774 add_cflags -msg_disable ptrmismatch1
2775 add_cflags -msg_disable unreachcode
973859f5
MR
2776elif enabled gcc; then
2777 check_cflags -fno-tree-vectorize
62df111c 2778 check_cflags -Werror=implicit
de63bfec 2779 check_cflags -Werror=missing-prototypes
06da6943
DC
2780elif enabled clang; then
2781 check_cflags -Qunused-arguments
138132be
MR
2782elif enabled armcc; then
2783 # 2523: use of inline assembler is deprecated
2784 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2785 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2786elif enabled tms470; then
2787 add_cflags -pds=824 -pds=837
504a64b9
CEH
2788fi
2789
90be59ef 2790if enabled gprof; then
0f010b2f
DB
2791 add_cflags -p
2792 add_ldflags -p
1db54e20
DB
2793fi
2794
7f3c02fc 2795# Find out if the .align argument is a power of two or not.
9377b6ce 2796check_asm asmalign_pot '".align 3"'
4454dc1b 2797
7483e694
DB
2798enabled_any $THREADS_LIST && enable threads
2799
2800check_deps $CONFIG_LIST \
b6bb00b0 2801 $CONFIG_EXTRA \
7483e694
DB
2802 $HAVE_LIST \
2803 $DECODER_LIST \
2804 $ENCODER_LIST \
5666fd73 2805 $HWACCEL_LIST \
7483e694
DB
2806 $PARSER_LIST \
2807 $BSF_LIST \
2808 $DEMUXER_LIST \
2809 $MUXER_LIST \
f7679c54 2810 $FILTER_LIST \
7483e694
DB
2811 $INDEV_LIST \
2812 $OUTDEV_LIST \
2813 $PROTOCOL_LIST \
f70f03f6 2814
3bfd582c 2815enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 2816
3e89171a 2817echo "install prefix $prefix"
f36958f8
DB
2818echo "source path $source_path"
2819echo "C compiler $cc"
bfd5afd8 2820echo ".align is power-of-two $asmalign_pot"
f36958f8 2821echo "ARCH $arch ($cpu)"
ce8871c2
MR
2822if test "$build_suffix" != ""; then
2823 echo "build suffix $build_suffix"
eb94aca9 2824fi
ac63af34
DB
2825if test "$extra_version" != ""; then
2826 echo "version string suffix $extra_version"
2827fi
0db2ce77 2828echo "big-endian ${bigendian-no}"
e90f5b5a 2829echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2830if enabled x86; then
af44e8e4 2831 echo "yasm ${yasm-no}"
0db2ce77 2832 echo "MMX enabled ${mmx-no}"
30e98e62 2833 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2834 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2835 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2836 echo "SSE enabled ${sse-no}"
30e98e62 2837 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2838 echo "CMOV enabled ${cmov-no}"
2839 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2840 echo "EBX available ${ebx_available-no}"
2841 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2842 echo "10 operands supported ${ten_operands-no}"
e41e8342 2843fi
5b6c2cbd 2844if enabled arm; then
0db2ce77
MR
2845 echo "ARMv5TE enabled ${armv5te-no}"
2846 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2847 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2848 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2849 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2850 echo "NEON enabled ${neon-no}"
eba9ae3c 2851fi
5b6c2cbd 2852if enabled mips; then
0db2ce77 2853 echo "MMI enabled ${mmi-no}"
e41e8342 2854fi
5b6c2cbd 2855if enabled ppc; then
0db2ce77 2856 echo "AltiVec enabled ${altivec-no}"
30e98e62 2857 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2858 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2859 echo "performance report ${powerpc_perf-no}"
2860fi
2861if enabled sparc; then
2862 echo "VIS enabled ${vis-no}"
e41e8342 2863fi
0db2ce77
MR
2864echo "gprof enabled ${gprof-no}"
2865echo "debug symbols ${debug-no}"
87a0fb62 2866echo "strip symbols ${stripping-no}"
8400d6b8 2867echo "optimizations ${optimizations-no}"
0db2ce77
MR
2868echo "static ${static-no}"
2869echo "shared ${shared-no}"
4a24ab64 2870echo "postprocessing support ${postproc-no}"
f7679c54 2871echo "new filter support ${avfilter-no}"
81124ba0 2872echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2873echo "network support ${network-no}"
0db2ce77
MR
2874echo "threading support ${thread_type-no}"
2875echo "SDL support ${sdl-no}"
0db2ce77
MR
2876echo "Sun medialib support ${mlib-no}"
2877echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2878echo "libdc1394 support ${libdc1394-no}"
690bfceb 2879echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2880echo "libfaac enabled ${libfaac-no}"
2881echo "libfaad enabled ${libfaad-no}"
7e0871a7 2882echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2883echo "libgsm enabled ${libgsm-no}"
2884echo "libmp3lame enabled ${libmp3lame-no}"
2885echo "libnut enabled ${libnut-no}"
0b175caa
DB
2886echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2887echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2888echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 2889echo "librtmp enabled ${librtmp-no}"
f7cd9eed 2890echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2891echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2892echo "libtheora enabled ${libtheora-no}"
2893echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 2894echo "libvpx enabled ${libvpx-no}"
d6bd62db
DB
2895echo "libx264 enabled ${libx264-no}"
2896echo "libxvid enabled ${libxvid-no}"
0db2ce77 2897echo "zlib enabled ${zlib-no}"
f402916e 2898echo "bzlib enabled ${bzlib-no}"
2c62e737 2899echo
de6d9b64 2900
5666fd73 2901for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2902 echo "Enabled ${type}s:"
f65c9da1 2903 eval list=\$$(toupper $type)_LIST
8138b9db 2904 for part in $list; do
f65c9da1
MR
2905 enabled $part && echo ${part%_*}
2906 done | sort | pr -3 -t
2907 echo
8138b9db
RP
2908done
2909
ba7a7039 2910license="LGPL version 2.1 or later"
ba321adb 2911if enabled nonfree; then
ba7a7039 2912 license="nonfree and unredistributable"
9cad0e4e
DB
2913elif enabled gplv3; then
2914 license="GPL version 3 or later"
2915elif enabled lgplv3; then
2916 license="LGPL version 3 or later"
ba321adb 2917elif enabled gpl; then
ba7a7039 2918 license="GPL version 2 or later"
ba321adb
JK
2919fi
2920
2921echo "License: $license"
ca5323af 2922
cf1392e9
DB
2923echo "Creating config.mak and config.h..."
2924
df642790
MR
2925# build tree in object directory if source path is different from current one
2926if enabled source_path_used; then
2927 DIRS="
2928 doc
2929 libavcodec
2930 libavcodec/$arch
2931 libavdevice
2932 libavfilter
2933 libavformat
2934 libavutil
2935 libavutil/$arch
2936 libpostproc
2937 libswscale
2938 libswscale/$arch
2939 tests
2940 tools
2941 "
2942 FILES="
2943 Makefile
2944 common.mak
2945 subdir.mak
2946 doc/texi2pod.pl
2947 libavcodec/Makefile
43f60eba 2948 libavcodec/${arch}/Makefile
df642790
MR
2949 libavdevice/Makefile
2950 libavfilter/Makefile
2951 libavformat/Makefile
2952 libavutil/Makefile
2953 libpostproc/Makefile
2954 libswscale/Makefile
2955 "
e0e335a0 2956 map 'mkdir -p $v' $DIRS;
43f60eba 2957 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
2958fi
2959
ad212cc6
MR
2960enabled stripping || strip="echo skipping strip"
2961
173c983b
MR
2962cat > config.mak <<EOF
2963# Automatically generated by configure - do not modify!
2964ifndef FFMPEG_CONFIG_MAK
2965FFMPEG_CONFIG_MAK=1
2966FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2967prefix=$prefix
2968LIBDIR=\$(DESTDIR)$libdir
2969SHLIBDIR=\$(DESTDIR)$shlibdir
2970INCDIR=\$(DESTDIR)$incdir
2971BINDIR=\$(DESTDIR)$bindir
2972DATADIR=\$(DESTDIR)$datadir
2973MANDIR=\$(DESTDIR)$mandir
2974SRC_PATH="$source_path"
2975SRC_PATH_BARE=$source_path
2976BUILD_ROOT="$PWD"
2977ARCH=$arch
2978CC=$cc
2979AS=$as
2980LD=$ld
2981DEPCC=$dep_cc
2982YASM=$yasmexe
a4aea515 2983YASMDEP=$yasmexe
173c983b
MR
2984AR=$ar
2985RANLIB=$ranlib
4335125c 2986CP=cp -p
173c983b
MR
2987LN_S=$ln_s
2988STRIP=$strip
2989CPPFLAGS=$CPPFLAGS
2990CFLAGS=$CFLAGS
2991ASFLAGS=$ASFLAGS
2992CC_O=$CC_O
2993LDFLAGS=$LDFLAGS
2994FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2995SHFLAGS=$SHFLAGS
2996YASMFLAGS=$YASMFLAGS
2997BUILDSUF=$build_suffix
2998FULLNAME=$FULLNAME
2999LIBPREF=$LIBPREF
3000LIBSUF=$LIBSUF
3001LIBNAME=$LIBNAME
3002SLIBPREF=$SLIBPREF
3003SLIBSUF=$SLIBSUF
3004EXESUF=$EXESUF
3005EXTRA_VERSION=$extra_version
3006DEPFLAGS=$DEPFLAGS
3007CCDEP=$CCDEP
3008ASDEP=$ASDEP
3009CC_DEPFLAGS=$CC_DEPFLAGS
3010AS_DEPFLAGS=$AS_DEPFLAGS
3011HOSTCC=$host_cc
3012HOSTCFLAGS=$host_cflags
3013HOSTEXESUF=$HOSTEXESUF
3014HOSTLDFLAGS=$host_ldflags
3015HOSTLIBS=$host_libs
3016TARGET_EXEC=$target_exec
3017TARGET_PATH=$target_path
3018SDL_LIBS=$sdl_libs
3019SDL_CFLAGS=$sdl_cflags
3020LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3021EXTRALIBS=$extralibs
fd676deb 3022INSTALL=install
1afc4750
MR
3023LIBTARGET=${LIBTARGET}
3024SLIBNAME=${SLIBNAME}
3025SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3026SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3027SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3028SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3029SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3030SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2fad0977 3031SAMPLES=$samples
173c983b 3032EOF
5a872801 3033
719c8e00
MR
3034get_version(){
3035 name=$1
3036 file=$source_path/$2
147e7692
MR
3037 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3038 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
3039 lcname=$(tolower $name)
3040 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3041 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
3042}
3043
147e7692
MR
3044get_version LIBSWSCALE libswscale/swscale.h
3045get_version LIBPOSTPROC libpostproc/postprocess.h
3046get_version LIBAVCODEC libavcodec/avcodec.h
3047get_version LIBAVDEVICE libavdevice/avdevice.h
3048get_version LIBAVFORMAT libavformat/avformat.h
3049get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3050get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3051
173c983b
MR
3052enabled asmalign_pot || align_shift="1 <<"
3053
3054cat > $TMPH <<EOF
3055/* Automatically generated by configure - do not modify! */
3056#ifndef FFMPEG_CONFIG_H
3057#define FFMPEG_CONFIG_H
3058#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3059#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3060#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3061#define CC_TYPE "$cc_type"
3062#define CC_VERSION $cc_version
3063#define restrict $_restrict
3064#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3065#define EXTERN_PREFIX "${extern_prefix}"
3066#define EXTERN_ASM ${extern_prefix}
3067EOF
523ef551 3068
4ae40685
MR
3069test -n "$malloc_prefix" &&
3070 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3071
523ef551 3072if enabled small || disabled optimizations; then
9a894c48 3073 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
3074 echo "#define av_always_inline" >> $TMPH
3075fi
3076
3d907e22
MR
3077print_config ARCH_ $TMPH config.mak $ARCH_LIST
3078print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3079print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3080 $CONFIG_EXTRA \
7483e694
DB
3081 $DECODER_LIST \
3082 $ENCODER_LIST \
5666fd73 3083 $HWACCEL_LIST \
7483e694
DB
3084 $PARSER_LIST \
3085 $BSF_LIST \
3086 $DEMUXER_LIST \
3087 $MUXER_LIST \
f7679c54 3088 $FILTER_LIST \
7483e694
DB
3089 $PROTOCOL_LIST \
3090 $INDEV_LIST \
3091 $OUTDEV_LIST \
8ac17293 3092
9c05103f 3093echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3094echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3095
b7860763 3096# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3097cp_if_changed $TMPH config.h
3d204385 3098
a3e02a8c
MR
3099cat > $TMPH <<EOF
3100/* Generated by ffconf */
3101#ifndef AVUTIL_AVCONFIG_H
3102#define AVUTIL_AVCONFIG_H
3103EOF
3104
3105print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3106
3107echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3108
3109cp_if_changed $TMPH libavutil/avconfig.h
3110
d0674868 3111# build pkg-config files
def4272a 3112
d0674868
DB
3113pkgconfig_generate(){
3114name=$1
b0dfd108 3115shortname=${name#lib}${build_suffix}
d0674868
DB
3116comment=$2
3117version=$3
3118libs=$4
3119requires=$5
25cd5cb3 3120cat <<EOF > $name/$name.pc
3e89171a 3121prefix=$prefix
a94e666c 3122exec_prefix=\${prefix}
f2b7382c 3123libdir=$libdir
7622778e 3124includedir=$incdir
def4272a 3125
d0674868
DB
3126Name: $name
3127Description: $comment
3128Version: $version
8cd6b388 3129Requires: $(enabled shared || echo $requires)
5dcfe9f8 3130Requires.private: $(enabled shared && echo $requires)
def4272a 3131Conflicts:
8cd6b388 3132Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3133Libs.private: $(enabled shared && echo $libs)
76a448ed 3134Cflags: -I\${includedir}
def4272a 3135EOF
25cd5cb3 3136cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3137prefix=
3138exec_prefix=
46d1ff83 3139libdir=\${pcfiledir}
1d44d365 3140includedir=${source_path}
def4272a 3141
d0674868
DB
3142Name: $name
3143Description: $comment
3144Version: $version
3145Requires: $requires
def4272a 3146Conflicts:
12701f6e 3147Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3148Cflags: -I\${includedir}
3149EOF
d0674868 3150}
def4272a 3151
e426941d 3152pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3153pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3154pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3155pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3156enabled avfilter &&
46983309 3157 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3158enabled postproc &&
e426941d 3159 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3160pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"