Clarify CODEC_CAP_SUBFRAMES.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
7f3f5f46 102 --disable-dct disable DCT code
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103 --disable-fft disable FFT code
104 --disable-golomb disable Golomb code
105 --disable-lpc disable LPC code
106 --disable-mdct disable MDCT code
107 --disable-rdft disable RDFT code
108 --disable-vaapi disable VAAPI code
109 --disable-vdpau disable VDPAU code
92c6a099 110 --disable-dxva2 disable DXVA2 code
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111 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
112 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
113 --enable-memalign-hack emulate memalign, interferes with memory debuggers
114 --enable-beos-netserver enable BeOS netserver
115 --disable-encoder=NAME disable encoder NAME
116 --enable-encoder=NAME enable encoder NAME
117 --disable-encoders disable all encoders
118 --disable-decoder=NAME disable decoder NAME
119 --enable-decoder=NAME enable decoder NAME
120 --disable-decoders disable all decoders
121 --disable-hwaccel=NAME disable hwaccel NAME
122 --enable-hwaccel=NAME enable hwaccel NAME
123 --disable-hwaccels disable all hwaccels
124 --disable-muxer=NAME disable muxer NAME
125 --enable-muxer=NAME enable muxer NAME
126 --disable-muxers disable all muxers
127 --disable-demuxer=NAME disable demuxer NAME
128 --enable-demuxer=NAME enable demuxer NAME
129 --disable-demuxers disable all demuxers
130 --enable-parser=NAME enable parser NAME
131 --disable-parser=NAME disable parser NAME
132 --disable-parsers disable all parsers
133 --enable-bsf=NAME enable bitstream filter NAME
134 --disable-bsf=NAME disable bitstream filter NAME
135 --disable-bsfs disable all bitstream filters
136 --enable-protocol=NAME enable protocol NAME
137 --disable-protocol=NAME disable protocol NAME
138 --disable-protocols disable all protocols
139 --disable-indev=NAME disable input device NAME
140 --disable-outdev=NAME disable output device NAME
141 --disable-indevs disable input devices
142 --disable-outdevs disable output devices
143 --disable-devices disable all devices
144 --enable-filter=NAME enable filter NAME
145 --disable-filter=NAME disable filter NAME
146 --disable-filters disable all filters
147 --list-decoders show all available decoders
148 --list-encoders show all available encoders
149 --list-hwaccels show all available hardware accelerators
150 --list-muxers show all available muxers
151 --list-demuxers show all available demuxers
152 --list-parsers show all available parsers
153 --list-protocols show all available protocols
154 --list-bsfs show all available bitstream filters
155 --list-indevs show all available input devices
156 --list-outdevs show all available output devices
157 --list-filters show all available filters
158
159External library support:
160 --enable-avisynth enable reading of AVISynth script files [no]
161 --enable-bzlib enable bzlib [autodetect]
162 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
163 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
164 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
165 and libraw1394 [no]
166 --enable-libdirac enable Dirac support via libdirac [no]
167 --enable-libfaac enable FAAC support via libfaac [no]
168 --enable-libfaad enable FAAD support via libfaad [no]
169 --enable-libfaadbin open libfaad.so.0 at runtime [no]
170 --enable-libgsm enable GSM support via libgsm [no]
171 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
172 --enable-libnut enable NUT (de)muxing via libnut,
173 native (de)muxer exists [no]
174 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
175 --enable-libschroedinger enable Dirac support via libschroedinger [no]
176 --enable-libspeex enable Speex decoding via libspeex [no]
177 --enable-libtheora enable Theora encoding via libtheora [no]
178 --enable-libvorbis enable Vorbis encoding via libvorbis,
179 native implementation exists [no]
180 --enable-libx264 enable H.264 encoding via x264 [no]
181 --enable-libxvid enable Xvid encoding via xvidcore,
182 native MPEG-4/Xvid encoder exists [no]
183 --enable-mlib enable Sun medialib [no]
184 --enable-zlib enable zlib [autodetect]
185
186Advanced options (experts only):
187 --source-path=PATH path to source code [$source_path]
188 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
189 --enable-cross-compile assume a cross-compiler is used
190 --sysroot=PATH root of cross-build tree
191 --sysinclude=PATH location of cross-build system headers
192 --target-os=OS compiler targets OS [$target_os]
193 --target-exec=CMD command to run executables on target
194 --target-path=DIR path to view of build directory on target
195 --nm=NM use nm tool
196 --as=AS use assembler AS [$as_default]
197 --cc=CC use C compiler CC [$cc_default]
198 --ld=LD use linker LD
199 --host-cc=HOSTCC use host C compiler HOSTCC
200 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
201 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
202 --host-libs=HLIBS use libs HLIBS when linking for host
203 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
204 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
205 --extra-libs=ELIBS add ELIBS [$ELIBS]
206 --extra-version=STRING version string suffix []
207 --build-suffix=SUFFIX library name suffix []
208 --arch=ARCH select architecture [$arch]
209 --cpu=CPU select the minimum required CPU (affects
210 instruction selection, may crash on older CPUs)
211 --enable-powerpc-perf enable performance report on PPC
212 (requires enabling PMC)
c8a4ae00 213 --disable-asm disable all assembler optimizations
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214 --disable-altivec disable AltiVec optimizations
215 --disable-amd3dnow disable 3DNow! optimizations
216 --disable-amd3dnowext disable 3DNow! extended optimizations
217 --disable-mmx disable MMX optimizations
218 --disable-mmx2 disable MMX2 optimizations
219 --disable-sse disable SSE optimizations
220 --disable-ssse3 disable SSSE3 optimizations
221 --disable-armv5te disable armv5te optimizations
222 --disable-armv6 disable armv6 optimizations
223 --disable-armv6t2 disable armv6t2 optimizations
224 --disable-armvfp disable ARM VFP optimizations
225 --disable-iwmmxt disable iwmmxt optimizations
226 --disable-mmi disable MMI optimizations
227 --disable-neon disable neon optimizations
228 --disable-vis disable VIS optimizations
229 --disable-yasm disable use of yasm assembler
230 --enable-pic build position-independent code
231
232Developer options (useful when working on FFmpeg itself):
233 --disable-debug disable debugging symbols
234 --enable-debug=LEVEL set the debug level [$debuglevel]
235 --enable-gprof enable profiling with gprof [$gprof]
236 --disable-optimizations disable compiler optimizations
237 --enable-extra-warnings enable more compiler warnings
238 --disable-stripping disable stripping of executables and shared libraries
239
240NOTE: Object files are built at the place where configure is launched.
241EOF
60e8bc13 242 exit 0
74c53c2d 243}
cf9d24ad 244
57bd82d4 245log(){
2270b4b2 246 echo "$@" >> $logfile
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247}
248
720c69da 249log_file(){
c8e9f801 250 log BEGIN $1
2270b4b2 251 pr -n -t $1 >> $logfile
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252 log END $1
253}
254
2ba042a7 255echolog(){
c8e9f801 256 log "$@"
57bd82d4 257 echo "$@"
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258}
259
260die(){
261 echolog "$@"
262 cat <<EOF
d326cf7f 263
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264If you think configure made a mistake, make sure you are using the latest
265version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 266ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 267EOF
e155a21a 268 if disabled logging; then
2ba042a7 269 cat <<EOF
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270Rerun configure with logging enabled (do not use --disable-logging), and
271include the log this produces with your report.
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272EOF
273 else
274cat <<EOF
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275Include the log file "$logfile" produced by configure as this will help
276solving the problem.
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277EOF
278 fi
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279 exit 1
280}
281
6c6007d6 282# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 283toupper(){
6c6007d6 284 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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285}
286
4a5444db 287tolower(){
6c6007d6 288 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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289}
290
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291c_escape(){
292 echo "$*" | sed 's/["\\]/\\\0/g'
293}
294
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295sh_quote(){
296 v=$(echo "$1" | sed "s/'/'\\\\''/g")
297 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
298 echo "$v"
299}
300
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301filter(){
302 pat=$1
303 shift
304 for v; do
98ef6079 305 eval "case $v in $pat) echo $v ;; esac"
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306 done
307}
308
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309set_all(){
310 value=$1
311 shift
312 for var in $*; do
313 eval $var=$value
314 done
315}
316
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317set_weak(){
318 value=$1
319 shift
320 for var; do
321 eval : \${$var:=$value}
322 done
323}
324
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325pushvar(){
326 for var in $*; do
327 eval level=\${${var}_level:=0}
328 eval ${var}_${level}="\$$var"
329 eval ${var}_level=$(($level+1))
330 done
331}
332
333popvar(){
334 for var in $*; do
335 eval level=\${${var}_level:-0}
336 test $level = 0 && continue
337 eval level=$(($level-1))
338 eval $var="\${${var}_${level}}"
339 eval ${var}_level=$level
340 eval unset ${var}_${level}
341 done
342}
343
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344enable(){
345 set_all yes $*
346}
347
348disable(){
349 set_all no $*
350}
351
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352enable_weak(){
353 set_weak yes $*
354}
355
356disable_weak(){
357 set_weak no $*
358}
359
72702705 360enable_safe(){
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361 for var; do
362 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
363 done
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364}
365
366disable_safe(){
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367 for var; do
368 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
369 done
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370}
371
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372do_enable_deep(){
373 for var; do
374 enabled $var && continue
375 eval sel="\$${var}_select"
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376 eval sgs="\$${var}_suggest"
377 pushvar var sgs
f9d328da 378 enable_deep $sel
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379 popvar sgs
380 enable_deep_weak $sgs
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381 popvar var
382 done
383}
384
385enable_deep(){
386 do_enable_deep $*
387 enable $*
388}
389
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390enable_deep_weak(){
391 do_enable_deep $*
392 enable_weak $*
393}
394
57bd82d4 395enabled(){
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396 test "${1#!}" = "$1" && op== || op=!=
397 eval test "x\$${1#!}" $op "xyes"
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398}
399
37970ebf 400disabled(){
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401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xno"
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403}
404
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405enabled_all(){
406 for opt; do
407 enabled $opt || return 1
408 done
409}
410
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411disabled_all(){
412 for opt; do
413 disabled $opt || return 1
414 done
415}
416
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417enabled_any(){
418 for opt; do
419 enabled $opt && return 0
420 done
421}
422
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423disabled_any(){
424 for opt; do
425 disabled $opt && return 0
426 done
f7b230a7 427 return 1
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428}
429
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430set_default(){
431 for opt; do
88268e94 432 eval : \${$opt:=\$${opt}_default}
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433 done
434}
435
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436is_in(){
437 value=$1
438 shift
439 for var in $*; do
440 [ $var = $value ] && return 0
441 done
442 return 1
443}
444
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445check_deps(){
446 for cfg; do
3250003c 447 cfg="${cfg#!}"
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448 enabled ${cfg}_checking && die "Circular dependency for $cfg."
449 disabled ${cfg}_checking && continue
450 enable ${cfg}_checking
451
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452 eval dep_all="\$${cfg}_deps"
453 eval dep_any="\$${cfg}_deps_any"
7ef3425f 454 eval dep_sel="\$${cfg}_select"
c510c7b5 455 eval dep_sgs="\$${cfg}_suggest"
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456 eval dep_ifa="\$${cfg}_if"
457 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 458
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459 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
460 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
461 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 462
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463 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
464 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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465 enabled_all $dep_all || disable $cfg
466 enabled_any $dep_any || disable $cfg
7ef3425f 467 disabled_any $dep_sel && disable $cfg
799c9e9b 468
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469 if enabled $cfg; then
470 eval dep_extralibs="\$${cfg}_extralibs"
471 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 472 enable_deep $dep_sel
c510c7b5 473 enable_deep_weak $dep_sgs
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474 fi
475
799c9e9b 476 disable ${cfg}_checking
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477 done
478}
479
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480print_config(){
481 pfx=$1
482 header=$2
483 makefile=$3
484 shift 3
485 for cfg; do
5e622c40 486 ucname="$(toupper $cfg)"
44161118 487 if enabled $cfg; then
3d907e22 488 echo "#define ${pfx}${ucname} 1" >> $header
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489 echo "${pfx}${ucname}=yes" >> $makefile
490 else
b250f9c6 491 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 492 echo "!${pfx}${ucname}=yes" >> $makefile
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493 fi
494 done
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495}
496
497flags_saved(){
2270b4b2 498 (: ${SAVE_CFLAGS?}) 2> /dev/null
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499}
500
dcd479c0 501save_flags(){
57bd82d4 502 flags_saved && return
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503 SAVE_CFLAGS="$CFLAGS"
504 SAVE_LDFLAGS="$LDFLAGS"
505 SAVE_extralibs="$extralibs"
506}
507
508restore_flags(){
f5d28d10 509 flags_saved || return
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510 CFLAGS="$SAVE_CFLAGS"
511 LDFLAGS="$SAVE_LDFLAGS"
512 extralibs="$SAVE_extralibs"
513 unset SAVE_CFLAGS
514 unset SAVE_LDFLAGS
515 unset SAVE_extralibs
516}
517
518temp_cflags(){
519 save_flags
520 CFLAGS="$CFLAGS $*"
521}
522
523temp_ldflags(){
524 save_flags
525 LDFLAGS="$LDFLAGS $*"
526}
527
528temp_extralibs(){
529 save_flags
530 extralibs="$extralibs $*"
531}
532
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533append(){
534 var=$1
535 shift
536 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
537 eval "$var=\"\$$var $*\""
538}
539
50a334e4 540add_cppflags(){
caf458dd 541 append CPPFLAGS $($filter_cppflags "$@")
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542}
543
57bd82d4 544add_cflags(){
caf458dd 545 append CFLAGS $($filter_cflags "$@")
57bd82d4
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546}
547
2f2e6c7c 548add_asflags(){
caf458dd 549 append ASFLAGS $($filter_asflags "$@")
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550}
551
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552add_ldflags(){
553 append LDFLAGS "$@"
554}
555
556add_extralibs(){
557 append extralibs "$@"
558}
559
b0cfb663 560check_cmd(){
b3cb5d51 561 log "$@"
2270b4b2 562 "$@" >> $logfile 2>&1
b0cfb663
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563}
564
dcd479c0 565check_cc(){
57bd82d4 566 log check_cc "$@"
2270b4b2 567 cat > $TMPC
720c69da 568 log_file $TMPC
50a334e4 569 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
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570}
571
572check_cpp(){
573 log check_cpp "$@"
2270b4b2 574 cat > $TMPC
720c69da 575 log_file $TMPC
9e7f3277 576 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
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577}
578
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579check_as(){
580 log check_as "$@"
581 cat > $TMPC
582 log_file $TMPC
2f2e6c7c 583 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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584}
585
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586check_asm(){
587 log check_asm "$@"
588 name="$1"
3784e82e 589 code="$2"
940f335a 590 shift 2
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591 disable $name
592 check_as "$@" <<EOF && enable $name
3784e82e 593void foo(void){ __asm__ volatile($code); }
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594EOF
595}
596
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597check_yasm(){
598 log check_yasm "$@"
599 echo "$1" > $TMPS
600 log_file $TMPS
601 shift 1
602 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
603}
604
dcd479c0 605check_ld(){
57bd82d4 606 log check_ld "$@"
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607 flags=''
608 libs=''
609 for f; do
610 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
611 done
2a194acd 612 check_cc $($filter_cflags $flags) || return
684b28e0 613 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
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614}
615
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616check_cppflags(){
617 log check_cppflags "$@"
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618 set -- $($filter_cppflags "$@")
619 check_cc "$@" <<EOF && append CPPFLAGS "$@"
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620int x;
621EOF
622}
623
dcd479c0 624check_cflags(){
57bd82d4 625 log check_cflags "$@"
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626 set -- $($filter_cflags "$@")
627 check_cc "$@" <<EOF && append CFLAGS "$@"
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628int x;
629EOF
630}
631
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632test_ldflags(){
633 log test_ldflags "$@"
634 check_ld "$@" <<EOF
c23a0ac8 635int main(void){ return 0; }
dcd479c0
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636EOF
637}
638
2ed46eea
MR
639check_ldflags(){
640 log check_ldflags "$@"
641 test_ldflags "$@" && add_ldflags "$@"
642}
643
dcd479c0 644check_header(){
57bd82d4 645 log check_header "$@"
dcd479c0
MR
646 header=$1
647 shift
b77df637
MR
648 disable_safe $header
649 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
650#include <$header>
651int x;
652EOF
653}
654
655check_func(){
57bd82d4 656 log check_func "$@"
dcd479c0
MR
657 func=$1
658 shift
d8bc5f06
MR
659 disable $func
660 check_ld "$@" <<EOF && enable $func
dcd479c0 661extern int $func();
c23a0ac8 662int main(void){ $func(); }
dcd479c0
MR
663EOF
664}
665
2446d3d6
DB
666check_func_headers(){
667 log check_func_headers "$@"
f8d7b072
MR
668 headers=$1
669 func=$2
670 shift 2
671 disable $func
672 incs=""
673 for hdr in $headers; do
674 incs="$incs
675#include <$hdr>"
676 done
cd0d9a9d 677 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 678$incs
d6773f56 679int main(int argc, char **argv){
2b2c2a81 680 return (long) $func;
f8d7b072
MR
681}
682EOF
683}
684
a5344cf7
SS
685check_cpp_condition(){
686 log check_cpp_condition "$@"
687 header=$1
688 condition=$2
f855b7b9
MR
689 shift 2
690 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
691#include <$header>
692#if !($condition)
693#error "unsatisfied condition: $condition"
694#endif
695EOF
696}
697
57bd82d4
MR
698check_lib(){
699 log check_lib "$@"
700 header="$1"
701 func="$2"
702 shift 2
fcfcde17
MR
703 temp_extralibs "$@"
704 check_header $header && check_func $func && add_extralibs "$@"
705 err=$?
706 restore_flags
707 return $err
57bd82d4
MR
708}
709
f8d7b072
MR
710check_lib2(){
711 log check_lib2 "$@"
712 headers="$1"
713 func="$2"
714 shift 2
300cde27 715 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
716}
717
dcd479c0 718check_exec(){
2270b4b2 719 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
720}
721
7dfef245 722check_exec_crash(){
5e622c40 723 code=$(cat)
7dfef245
MR
724
725 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
726 # are safe but may not be available everywhere. Thus we use
727 # raise(SIGTERM) instead. The check is run in a subshell so we
728 # can redirect the "Terminated" message from the shell. SIGBUS
729 # is not defined by standard C so it is used conditionally.
730
2270b4b2 731 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
732#include <signal.h>
733static void sighandler(int sig){
734 raise(SIGTERM);
735}
e5af4a11 736int main(void){
7dfef245
MR
737 signal(SIGILL, sighandler);
738 signal(SIGFPE, sighandler);
739 signal(SIGSEGV, sighandler);
740#ifdef SIGBUS
741 signal(SIGBUS, sighandler);
742#endif
743 { $code }
744}
745EOF
746}
747
72be9e73
DY
748check_type(){
749 log check_type "$@"
750 headers=$1
751 type=$2
752 shift 2
ae550ce9 753 disable_safe "$type"
72be9e73
DY
754 incs=""
755 for hdr in $headers; do
756 incs="$incs
757#include <$hdr>"
758 done
ae550ce9 759 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
760$incs
761$type v;
762EOF
763}
764
14d36751
MR
765check_struct(){
766 log check_type "$@"
767 headers=$1
768 struct=$2
769 member=$3
770 shift 3
771 disable_safe "${struct}_${member}"
772 incs=""
773 for hdr in $headers; do
774 incs="$incs
775#include <$hdr>"
776 done
777 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
778$incs
779const void *p = &(($struct *)0)->$member;
780EOF
781}
782
57bd82d4
MR
783require(){
784 name="$1"
785 header="$2"
786 func="$3"
787 shift 3
788 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
789}
790
f8d7b072
MR
791require2(){
792 name="$1"
793 headers="$2"
794 func="$3"
795 shift 3
796 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
797}
798
eea50282
MR
799check_foo_config(){
800 cfg=$1
801 pkg=$2
802 header=$3
803 func=$4
804 shift 4
805 disable $cfg
806 check_cmd ${pkg}-config --version
807 err=$?
808 if test "$err" = 0; then
5e622c40
DB
809 temp_cflags $(${pkg}-config --cflags)
810 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
811 check_lib "$@" $header $func && enable $cfg
812 fi
813 return $err
814}
815
f0125de9
MR
816check_host_cc(){
817 log check_host_cc "$@"
818 cat > $TMPC
819 log_file $TMPC
820 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
821}
822
823check_host_cflags(){
824 log check_host_cflags "$@"
825 check_host_cc "$@" <<EOF && append host_cflags "$@"
826int x;
827EOF
828}
829
c505dd31
MR
830apply(){
831 file=$1
832 shift
833 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
834}
835
c34681df
MR
836cp_if_changed(){
837 cmp -s "$1" "$2" &&
838 echo "$2 is unchanged" ||
839 cp -f "$1" "$2"
840}
841
dcd61286
DB
842# CONFIG_LIST contains configurable options, while HAVE_LIST is for
843# system-dependent things.
844
4a0d6686
AJ
845COMPONENT_LIST="
846 bsfs
847 decoders
848 demuxers
849 encoders
3cde40aa 850 filters
5666fd73 851 hwaccels
c552605c 852 indevs
4a0d6686 853 muxers
c552605c 854 outdevs
4a0d6686
AJ
855 parsers
856 protocols
857"
858
859CONFIG_LIST="
860 $COMPONENT_LIST
e8ed9b7a 861 aandct
f7679c54
VS
862 avfilter
863 avfilter_lavf
c88f5d72
MR
864 avisynth
865 beos_netserver
f402916e 866 bzlib
7f3f5f46 867 dct
c73f65d9 868 doc
92c6a099 869 dxva2
27a9466b 870 fastdiv
c88f5d72
MR
871 ffmpeg
872 ffplay
873 ffserver
1848f7d9 874 fft
4f034993 875 golomb
c88f5d72 876 gpl
ecfc4f44 877 gprof
d8d0d0b2 878 gray
3abe5fbd 879 hardcoded_tables
c88f5d72 880 ipv6
f7b8bffe 881 libdc1394
690bfceb 882 libdirac
2eed5a46
DB
883 libfaac
884 libfaad
885 libfaadbin
c88f5d72 886 libgsm
6ebe07fb 887 libmp3lame
c88f5d72 888 libnut
0b175caa
DB
889 libopencore_amrnb
890 libopencore_amrwb
9a77d59a 891 libopenjpeg
f7cd9eed 892 libschroedinger
ae14f311 893 libspeex
150d2772 894 libtheora
c88f5d72 895 libvorbis
1cc60c47
DB
896 libx264
897 libxvid
f4d608e3 898 lpc
47a158cb 899 mdct
c88f5d72 900 memalign_hack
a8150374 901 mlib
c88f5d72
MR
902 mpegaudio_hp
903 network
3fe142e2 904 nonfree
8a3c8627 905 pic
4a24ab64 906 postproc
2b4c3615 907 powerpc_perf
68602540 908 rdft
e90f5b5a 909 runtime_cpudetect
2e35e684 910 shared
bd2216e4 911 small
2e35e684 912 static
a9ddb5b1 913 swscale_alpha
17492d5e
DB
914 vaapi
915 vdpau
9cad0e4e 916 version3
56a059ac 917 x11grab
c88f5d72 918 zlib
4a0d6686 919"
c88f5d72 920
8eee7025
DB
921THREADS_LIST='
922 beosthreads
d22e8442 923 os2threads
8eee7025
DB
924 pthreads
925 w32threads
926'
927
3f5b56e5
MR
928ARCH_LIST='
929 alpha
a2fc0f6a 930 arm
fdcd782d
MR
931 avr32
932 avr32_ap
933 avr32_uc
3f5b56e5
MR
934 bfin
935 ia64
936 m68k
937 mips
bae3abb0 938 mips64
3f5b56e5 939 parisc
79cb09b2 940 ppc
34d11b87 941 ppc64
3f5b56e5
MR
942 s390
943 sh4
944 sparc
945 sparc64
946 x86
947 x86_32
948 x86_64
949'
950
951ARCH_EXT_LIST='
1ac9331a 952 altivec
3bf96eec 953 amd3dnow
a1ef9f08 954 amd3dnowext
1ac9331a 955 armv5te
edab3048 956 armv6
ab5cb084 957 armv6t2
f55b299a 958 armvfp
3f5b56e5
MR
959 iwmmxt
960 mmi
961 mmx
d7f0920b 962 mmx2
6b18d278 963 neon
799fde37 964 ppc4xx
1bb04d5a 965 sse
9eeed841 966 ssse3
bd9d34a0 967 vis
3f5b56e5
MR
968'
969
a3e02a8c
MR
970HAVE_LIST_PUB='
971 bigendian
972'
973
3f5b56e5
MR
974HAVE_LIST="
975 $ARCH_EXT_LIST
a3e02a8c 976 $HAVE_LIST_PUB
3f5b56e5 977 $THREADS_LIST
35fd8122 978 alsa_asoundlib_h
3f5b56e5 979 altivec_h
c9fdab0d 980 arpa_inet_h
e7ea5e3d 981 attribute_packed
6bd859d6 982 bswap
ecf97f22 983 closesocket
1ac9331a 984 cmov
e16e49ac 985 conio_h
c88f5d72 986 dcbzl
f8aa696f
DB
987 dev_bktr_ioctl_bt848_h
988 dev_bktr_ioctl_meteor_h
989 dev_ic_bt8xx_h
990 dev_video_meteor_ioctl_meteor_h
991 dev_video_bktr_ioctl_bt848_h
18b67ae5 992 dlfcn_h
c88f5d72 993 dlopen
bc574408 994 dos_paths
245626d0
DB
995 ebp_available
996 ebx_available
6b7c7703
VS
997 exp2
998 exp2f
c2a29455 999 fast_64bit
669b5583 1000 fast_clz
7073e9fc 1001 fast_cmov
7b829d2a 1002 fast_unaligned
9d99cc5a 1003 fork
84882df6 1004 getaddrinfo
da9e86f8 1005 gethrtime
4e68cb8a 1006 GetProcessTimes
66be5b45 1007 getrusage
2e1913b1 1008 inet_aton
61d251db 1009 inline_asm
abfc8d05 1010 isatty
9f5ff83f 1011 ldbrx
0b4a1821
AS
1012 libdc1394_1
1013 libdc1394_2
a33cab3a 1014 llrint
291fd18a 1015 log2
6b7c7703 1016 log2f
85dd97ad 1017 loongson
a33cab3a 1018 lrint
c88f5d72 1019 lrintf
e4673692 1020 lzo1x_999_compress
f8aa696f
DB
1021 machine_ioctl_bt848_h
1022 machine_ioctl_meteor_h
c88f5d72
MR
1023 malloc_h
1024 memalign
6ffa87d3 1025 mkstemp
b4e806b2 1026 pld
1f91cdce 1027 posix_memalign
a33cab3a
MK
1028 round
1029 roundf
c88f5d72
MR
1030 sdl
1031 sdl_video_size
b507ebd1 1032 setmode
72be9e73 1033 socklen_t
deb29777 1034 soundcard_h
f8cda19e 1035 poll_h
c0018613 1036 struct_addrinfo
3b2372bf 1037 struct_sockaddr_sa_len
33a4dbdd 1038 struct_sockaddr_storage
b58412f1 1039 sys_mman_h
b091aa44 1040 sys_resource_h
81644c2e 1041 sys_select_h
deb29777 1042 sys_soundcard_h
1b6e8b73 1043 sys_videoio_h
d3a4b4e0 1044 ten_operands
e16e49ac 1045 termios_h
b265431e 1046 threads
7b04b8a0 1047 truncf
ce742de2 1048 vfp_args
7c5bfe7a 1049 VirtualAlloc
6ff3f3e7 1050 winsock2_h
cc078b5d 1051 xform_asm
304d586d 1052 yasm
0cb78cef 1053"
44161118 1054
b6bb00b0
MR
1055# options emitted with CONFIG_ prefix but not available on command line
1056CONFIG_EXTRA="
9cad0e4e
DB
1057 gplv3
1058 lgplv3
b6bb00b0
MR
1059"
1060
520cc7f1 1061CMDLINE_SELECT="
3f5b56e5 1062 $ARCH_EXT_LIST
520cc7f1 1063 $CONFIG_LIST
8eee7025 1064 $THREADS_LIST
c8a4ae00 1065 asm
db6107b6 1066 cross_compile
520cc7f1
MR
1067 debug
1068 extra_warnings
8c6afa4d 1069 logging
d2bbb2f7 1070 optimizations
87a0fb62 1071 stripping
7595a5e4 1072 yasm
520cc7f1 1073"
426be5dc
DB
1074
1075PATHS_LIST='
d156bede 1076 bindir
14a8acf1 1077 datadir
26759c44
MR
1078 incdir
1079 libdir
26759c44
MR
1080 mandir
1081 prefix
1082 shlibdir
426be5dc
DB
1083'
1084
1085CMDLINE_SET="
1086 $PATHS_LIST
1087 arch
313c46a6 1088 as
426be5dc
DB
1089 build_suffix
1090 cc
1091 cpu
1092 cross_prefix
50567afa 1093 dep_cc
ac63af34 1094 extra_version
9da6609f
MR
1095 host_cc
1096 host_cflags
1097 host_ldflags
1098 host_libs
82bb3329 1099 host_os
684b28e0 1100 ld
426be5dc 1101 logfile
89641463 1102 nm
26759c44 1103 source_path
c5200f17
MR
1104 sysinclude
1105 sysroot
a7ada2ba 1106 target_exec
26759c44 1107 target_os
a7ada2ba 1108 target_path
426be5dc 1109"
520cc7f1 1110
89f2932b
MR
1111CMDLINE_APPEND="
1112 extra_cflags
1113"
1114
912f3148
DB
1115# code dependency declarations
1116
9eeed841 1117# architecture extensions
808fa33c 1118
a2fc0f6a
MR
1119armv5te_deps="arm"
1120armv6_deps="arm"
ab5cb084 1121armv6t2_deps="arm"
a2fc0f6a
MR
1122armvfp_deps="arm"
1123iwmmxt_deps="arm"
808fa33c
MR
1124neon_deps="arm"
1125
e241ba14 1126mmi_deps="mips"
808fa33c
MR
1127
1128altivec_deps="ppc"
1129ppc4xx_deps="ppc"
1130
1131vis_deps="sparc"
1132
e939cedd 1133x86_64_select="cmov fast_cmov"
808fa33c
MR
1134amd3dnow_deps="mmx"
1135amd3dnowext_deps="amd3dnow"
9eeed841 1136mmx_deps="x86"
75aa95a6 1137mmx2_deps="mmx"
75aa95a6
DB
1138sse_deps="mmx"
1139ssse3_deps="sse"
9eeed841 1140
e939cedd 1141fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1142fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1143fast_unaligned_if_any="armv6 ppc x86"
669b5583 1144
89e053f8 1145need_memalign="altivec neon sse"
6fec122a 1146inline_asm_deps="!tms470"
89e053f8 1147
5666fd73 1148# decoders / encoders / hardware accelerators
f1e94694 1149aac_decoder_select="fft mdct aac_parser"
84c04e25 1150aac_encoder_select="fft mdct"
5b423887 1151ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1152alac_encoder_select="lpc"
47a158cb 1153atrac3_decoder_select="fft mdct"
4f034993 1154cavs_decoder_select="golomb"
47a158cb 1155cook_decoder_select="fft mdct"
2eef7c62 1156cscd_decoder_suggest="zlib"
47a158cb 1157dca_decoder_select="fft mdct"
e8ed9b7a 1158dnxhd_encoder_select="aandct"
2eef7c62 1159dxa_decoder_select="zlib"
baf91bb9 1160eac3_decoder_select="ac3_decoder"
84c04e25 1161eamad_decoder_select="aandct"
e8ed9b7a 1162eatgq_decoder_select="aandct"
d52b39c7 1163eatqi_decoder_select="aandct"
4f034993
MR
1164ffv1_decoder_select="golomb"
1165flac_decoder_select="golomb"
f4d608e3 1166flac_encoder_select="golomb lpc"
2eef7c62
AJ
1167flashsv_decoder_select="zlib"
1168flashsv_encoder_select="zlib"
4414137e 1169flv_decoder_select="h263_decoder"
4d4b4bd1 1170flv_encoder_select="h263_encoder"
e8ed9b7a 1171h261_encoder_select="aandct"
7f647ae0 1172h263_decoder_select="h263_parser"
e8ed9b7a 1173h263_encoder_select="aandct"
ff418735 1174h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1175h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1176h263i_decoder_select="h263_decoder"
fe629c2d 1177h263p_encoder_select="h263_encoder"
4f034993 1178h264_decoder_select="golomb"
92c6a099
LA
1179h264_dxva2_hwaccel_deps="dxva2api_h"
1180h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1181h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1182h264_vaapi_hwaccel_select="vaapi"
711dae77 1183h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1184h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1185imc_decoder_select="fft mdct"
4f034993
MR
1186jpegls_decoder_select="golomb"
1187jpegls_encoder_select="golomb"
e8ed9b7a 1188ljpeg_encoder_select="aandct"
4f034993 1189loco_decoder_select="golomb"
e8ed9b7a 1190mjpeg_encoder_select="aandct"
2cca233b 1191mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1192mpeg1video_encoder_select="aandct"
1193mpeg2video_encoder_select="aandct"
4414137e 1194mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1195mpeg4_encoder_select="h263_encoder"
711dae77 1196mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1197mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1198mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1199mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1200mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1201mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1202mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1203mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1204mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1205mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1206mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1207mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1208msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1209msmpeg4v1_encoder_select="h263_encoder"
4414137e 1210msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1211msmpeg4v2_encoder_select="h263_encoder"
4414137e 1212msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1213msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1214nellymoser_decoder_select="fft mdct"
1215nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1216png_decoder_select="zlib"
1217png_encoder_select="zlib"
63cae55d 1218qdm2_decoder_select="fft mdct rdft"
a8beb22f 1219rv10_decoder_select="h263_decoder"
b2bf38b4 1220rv10_encoder_select="h263_encoder"
a8beb22f 1221rv20_decoder_select="h263_decoder"
b2bf38b4 1222rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1223rv30_decoder_select="golomb"
1224rv40_decoder_select="golomb"
4f034993
MR
1225shorten_decoder_select="golomb"
1226sonic_decoder_select="golomb"
1227sonic_encoder_select="golomb"
1228sonic_ls_encoder_select="golomb"
1229svq3_decoder_select="golomb"
bee2eac5 1230svq3_decoder_suggest="zlib"
4eef77c1 1231theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1232tiff_decoder_suggest="zlib"
1233tiff_encoder_suggest="zlib"
aec09a00 1234truehd_decoder_select="mlp_decoder"
2eef7c62 1235tscc_decoder_select="zlib"
f95bfab0 1236vc1_decoder_select="h263_decoder"
ff418735 1237vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1238vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1239vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1240vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1241vorbis_decoder_select="fft mdct"
1242vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1243vp6a_decoder_select="vp6_decoder"
1244vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1245wmav1_decoder_select="fft mdct"
1246wmav1_encoder_select="fft mdct"
1247wmav2_decoder_select="fft mdct"
1248wmav2_encoder_select="fft mdct"
f95bfab0 1249wmv1_decoder_select="h263_decoder"
665507aa 1250wmv1_encoder_select="h263_encoder"
f95bfab0 1251wmv2_decoder_select="h263_decoder"
1746e2a9 1252wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1253wmv3_decoder_select="vc1_decoder"
1254wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1255wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1256zlib_decoder_select="zlib"
1257zlib_encoder_select="zlib"
1258zmbv_decoder_select="zlib"
1259zmbv_encoder_select="zlib"
30fd06be 1260
28b80940
DB
1261# parsers
1262h264_parser_select="golomb"
1263
f1e94694
DB
1264# bitstream_filters
1265aac_adtstoasc_bsf_select="aac_parser"
1266
912f3148 1267# external libraries
1b71f045 1268libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1269libdirac_encoder_deps="libdirac"
c9171a83 1270libfaac_encoder_deps="libfaac"
69ddbd1d 1271libfaad_decoder_deps="libfaad"
4ec45764 1272libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1273libgsm_decoder_deps="libgsm"
1274libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1275libgsm_ms_decoder_deps="libgsm"
1276libgsm_ms_encoder_deps="libgsm"
1cc60c47 1277libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1278libopencore_amrnb_decoder_deps="libopencore_amrnb"
1279libopencore_amrnb_encoder_deps="libopencore_amrnb"
1280libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1281libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1282libschroedinger_decoder_deps="libschroedinger"
1283libschroedinger_encoder_deps="libschroedinger"
ae14f311 1284libspeex_decoder_deps="libspeex"
150d2772 1285libtheora_encoder_deps="libtheora"
b0caf888 1286libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1287libx264_encoder_deps="libx264"
1288libxvid_encoder_deps="libxvid"
30fd06be 1289
912f3148 1290# demuxers / muxers
03a76ba9 1291ac3_demuxer_deps="ac3_parser"
647c2356 1292asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1293avisynth_demuxer_deps="avisynth"
1294dirac_demuxer_deps="dirac_parser"
5b423887 1295eac3_demuxer_select="ac3_parser"
647c2356 1296ipod_muxer_select="mov_muxer"
4e622dea
SS
1297libnut_demuxer_deps="libnut"
1298libnut_muxer_deps="libnut"
647c2356 1299matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1300matroska_demuxer_suggest="zlib bzlib"
1301mov_demuxer_suggest="zlib"
1302mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1303mp4_muxer_select="mov_muxer"
1304mpegtsraw_demuxer_select="mpegts_demuxer"
1305mxf_d10_muxer_select="mxf_muxer"
24ca518b 1306ogg_demuxer_select="golomb"
647c2356 1307psp_muxer_select="mov_muxer"
4e622dea
SS
1308rtsp_demuxer_deps="sdp_demuxer"
1309sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1310spdif_muxer_select="aac_parser"
647c2356
DB
1311tg2_muxer_select="mov_muxer"
1312tgp_muxer_select="mov_muxer"
6bdaa5f4 1313w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1314
1315# indevs / outdevs
38e54a75
SS
1316alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1317alsa_indev_extralibs="-lasound"
1318alsa_outdev_deps="alsa_asoundlib_h"
1319alsa_outdev_extralibs="-lasound"
1320audio_beos_indev_deps="audio_beos"
1321audio_beos_indev_extralibs="-lmedia -lbe"
1322audio_beos_outdev_deps="audio_beos"
1323audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1324bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1325dv1394_indev_deps="dv1394 dv_demuxer"
1326jack_indev_deps="jack_jack_h"
1327jack_indev_extralibs="-ljack"
1328libdc1394_indev_deps="libdc1394"
38e54a75
SS
1329oss_indev_deps_any="soundcard_h sys_soundcard_h"
1330oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1331v4l_indev_deps="linux_videodev_h"
1332v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1333vfwcap_indev_deps="capCreateCaptureWindow"
1334vfwcap_indev_extralibs="-lvfw32"
1335x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1336x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1337
912f3148 1338# protocols
3fff6382 1339gopher_protocol_deps="network"
c08fb000 1340http_protocol_deps="network"
cbf29889 1341rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1342rtp_protocol_deps="udp_protocol"
1343tcp_protocol_deps="network"
1344udp_protocol_deps="network"
1345
f7679c54 1346# filters
81124ba0 1347movie_filter_deps="avfilter_lavf"
f7679c54 1348
912f3148 1349# programs
fa859b4d 1350ffplay_deps="sdl"
6ad42348 1351ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1352ffserver_extralibs='$ldl'
a2830dca 1353
c73f65d9 1354doc_deps="texi2html"
912f3148 1355
de6d9b64 1356# default parameters
8a608357 1357
2ba042a7 1358logfile="config.err"
8a608357
MR
1359
1360# installation paths
c9d19248
MR
1361prefix_default="/usr/local"
1362bindir_default='${prefix}/bin'
14a8acf1 1363datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1364incdir_default='${prefix}/include'
1365libdir_default='${prefix}/lib'
1366mandir_default='${prefix}/share/man'
1367shlibdir_default="$libdir_default"
8a608357
MR
1368
1369# toolchain
11e6d03a 1370ar="ar"
13c7df3d 1371cc_default="gcc"
a3d7c197 1372cc_version=\"unknown\"
9da6609f 1373host_cc_default="gcc"
11e6d03a 1374ln_s="ln -sf"
89641463 1375nm_default="nm"
11e6d03a 1376objformat="elf"
be7109c1 1377ranlib="ranlib"
0f3cb305 1378strip="strip"
11e6d03a 1379yasmexe="yasm"
8a608357 1380
8182dc34
MR
1381nm_opts='-g'
1382
8a608357 1383# machine
5e622c40 1384arch=$(uname -m)
38d0a8aa 1385cpu="generic"
8a608357 1386
8a608357 1387# OS
4f854758 1388target_os=$(tolower $(uname -s))
82bb3329 1389host_os=$target_os
8a608357 1390
8a608357 1391# configurable options
c8a4ae00 1392enable asm
497237c7 1393enable debug
c73f65d9 1394enable doc
aa033b1e 1395enable fastdiv
497237c7
RP
1396enable ffmpeg
1397enable ffplay
1398enable ffserver
1399enable ipv6
497237c7
RP
1400enable mpegaudio_hp
1401enable network
8400d6b8 1402enable optimizations
497237c7 1403enable protocols
530dc538 1404enable static
87a0fb62 1405enable stripping
a9ddb5b1 1406enable swscale_alpha
8a608357 1407
8a608357 1408# build settings
9987769a 1409SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1410FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1411LIBPREF="lib"
1412LIBSUF=".a"
c5f14466
RP
1413FULLNAME='$(NAME)$(BUILDSUF)'
1414LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1415SLIBPREF="lib"
1416SLIBSUF=".so"
c5f14466 1417SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1418SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1419SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1420LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1421
7e6c86e6
MR
1422CC_O='-o $@'
1423
f0125de9 1424host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1425host_libs='-lm'
1426
a7ada2ba
MR
1427target_path='.'
1428
0d7dca36
DB
1429# gcc stupidly only outputs the basename of targets with -MM, but we need the
1430# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1431DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1432DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1433
c597172e 1434# find source path
5e622c40 1435source_path="$(dirname "$0")"
497237c7 1436enable source_path_used
24524f36 1437if test -f configure; then
5e622c40 1438 source_path="$(pwd)"
497237c7 1439 disable source_path_used
c597172e 1440else
5e622c40 1441 source_path="$(cd "$source_path"; pwd)"
c597172e 1442 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1443 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1444 test -e "$source_path/config.h" &&
1445 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1446fi
1447
13cbe2c0 1448for v in "$@"; do
b04251c5
MR
1449 r=${v#*=}
1450 l=${v%"$r"}
1451 r=$(sh_quote "$r")
13cbe2c0
MR
1452 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1453done
c597172e 1454
73ef8980
MR
1455find_things(){
1456 thing=$1
1457 pattern=$2
1458 file=$source_path/$3
932ccf39 1459 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1460}
1461
1462ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1463DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1464HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1465PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1466BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1467MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1468DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1469OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1470INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1471PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1472FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1473
7483e694
DB
1474enable $ARCH_EXT_LIST \
1475 $DECODER_LIST \
1476 $ENCODER_LIST \
5666fd73 1477 $HWACCEL_LIST \
7483e694
DB
1478 $PARSER_LIST \
1479 $BSF_LIST \
1480 $DEMUXER_LIST \
1481 $MUXER_LIST \
f7679c54 1482 $FILTER_LIST \
7483e694
DB
1483 $PROTOCOL_LIST \
1484 $INDEV_LIST \
1485 $OUTDEV_LIST \
c597172e
MR
1486
1487die_unknown(){
1488 echo "Unknown option \"$1\"."
1489 echo "See $0 --help for available options."
1490 exit 1
1491}
1492
794f8e97 1493show_list() {
bf0c4afa
RP
1494 suffix=_$1
1495 shift
2b444ea7 1496 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1497 exit 0
1498}
1499
c597172e 1500for opt do
7483e694
DB
1501 optval="${opt#*=}"
1502 case "$opt" in
0f010b2f 1503 --extra-ldflags=*) add_ldflags $optval
7483e694 1504 ;;
0f010b2f 1505 --extra-libs=*) add_extralibs $optval
7483e694 1506 ;;
8fb1cb58 1507 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1508 ;;
40bcf4c7
BL
1509 --enable-debug=*) debuglevel="$optval"
1510 ;;
7483e694 1511 --enable-*=*|--disable-*=*)
8b93ddc3 1512 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1513 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1514 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1515 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1516 $action $(filter "$name" $list)
7483e694
DB
1517 ;;
1518 --enable-?*|--disable-?*)
5e622c40 1519 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1520 if is_in $option $COMPONENT_LIST; then
fed5d54b 1521 test $action = disable && action=unset
e3773a55
MR
1522 eval $action \$$(toupper ${option%s})_LIST
1523 elif is_in $option $CMDLINE_SELECT; then
1524 $action $option
1525 else
1526 die_unknown $opt
1527 fi
7483e694
DB
1528 ;;
1529 --list-*)
1530 NAME="${opt#--list-}"
1531 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1532 NAME=${NAME%s}
1533 eval show_list $NAME \$$(toupper $NAME)_LIST
1534 ;;
1535 --help|-h) show_help
1536 ;;
1537 *)
884a36a7 1538 optname="${opt%%=*}"
26759c44
MR
1539 optname="${optname#--}"
1540 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1541 if is_in $optname $CMDLINE_SET; then
1542 eval $optname='$optval'
1543 elif is_in $optname $CMDLINE_APPEND; then
1544 append $optname "$optval"
1545 else
1546 die_unknown $opt
1547 fi
7483e694
DB
1548 ;;
1549 esac
c597172e
MR
1550done
1551
bcea99bb
MR
1552disabled logging && logfile=/dev/null
1553
13cbe2c0 1554echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1555set >> $logfile
1556
9da6609f
MR
1557test -n "$cross_prefix" && enable cross_compile
1558
adb2b908 1559ar="${cross_prefix}${ar}"
11e6d03a 1560cc_default="${cross_prefix}${cc_default}"
20e0ed95 1561nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1562ranlib="${cross_prefix}${ranlib}"
1563strip="${cross_prefix}${strip}"
1564
c5200f17
MR
1565sysinclude_default="${sysroot}/usr/include"
1566
75800dce 1567set_default cc nm sysinclude
9da6609f
MR
1568enabled cross_compile || host_cc_default=$cc
1569set_default host_cc
13c7df3d 1570
82bb3329
MR
1571exesuf() {
1572 case $1 in
1573 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1574 esac
1575}
1576
1577EXESUF=$(exesuf $target_os)
1578HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1579
e4e69e0b 1580# set temporary file name
a49d42c2 1581: ${TMPDIR:=$TEMPDIR}
c51fafa1 1582: ${TMPDIR:=$TMP}
a49d42c2 1583: ${TMPDIR:=/tmp}
e4e69e0b 1584
54460a83
MR
1585if ! check_cmd type mktemp; then
1586 # simple replacement for missing mktemp
1587 # NOT SAFE FOR GENERAL USE
1588 mktemp(){
1589 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1590 }
1591fi
1592
1593tmpfile(){
1594 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1595 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1596 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1597 append TMPFILES $tmp
1598 eval $1=$tmp
1599}
1600
1601trap 'rm -f -- $TMPFILES' EXIT
1602trap exit HUP INT TERM
1603
1604tmpfile TMPC .c
1605tmpfile TMPE $EXESUF
1606tmpfile TMPH .h
1607tmpfile TMPO .o
1608tmpfile TMPS .S
a482e61b 1609tmpfile TMPV .ver
54460a83
MR
1610tmpfile TMPSH .sh
1611
1612unset -f mktemp
e4e69e0b 1613
993f2d0f
MR
1614# make sure we can execute files in $TMPDIR
1615cat > $TMPSH 2>> $logfile <<EOF
1616#! /bin/sh
1617EOF
1618chmod +x $TMPSH >> $logfile 2>&1
1619if ! $TMPSH >> $logfile 2>&1; then
1620 cat <<EOF
1621Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1622variable to another directory and make sure that it is not mounted noexec.
1623EOF
1624 die "Sanity test failed."
1625fi
993f2d0f 1626
19b4c628
MR
1627filter_cflags=echo
1628filter_cppflags=echo
1629filter_asflags=echo
1630
8f0c157a 1631if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1632 cc_type=gcc
a3d7c197 1633 cc_version=__VERSION__
aef6bd1b
MR
1634 if ! $cc -dumpversion | grep -q '^2\.'; then
1635 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1636 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1637 fi
629687f6
MR
1638elif $cc --version 2>/dev/null | grep -q Intel; then
1639 cc_type=icc
6e3fa35d 1640 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1641 CC_DEPFLAGS='-MMD'
1642 AS_DEPFLAGS='-MMD'
629687f6
MR
1643elif $cc -v 2>&1 | grep -q xlc; then
1644 cc_type=xlc
6e3fa35d 1645 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1646elif $cc -V 2>/dev/null | grep -q Compaq; then
1647 cc_type=ccc
6e3fa35d 1648 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1649 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1650 debuglevel=3
df442a8d 1651 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1652elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1653 test -d "$sysroot" || die "No valid sysroot specified."
1654 cc_type=armcc
6e3fa35d 1655 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1656 armcc_conf="$PWD/armcc.conf"
1657 $cc --arm_linux_configure \
1658 --arm_linux_config_file="$armcc_conf" \
1659 --configure_sysroot="$sysroot" \
1660 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1661 die "Error creating armcc configuration file."
1662 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1663 as_default="${cross_prefix}gcc"
07dec06e
MR
1664 CC_DEPFLAGS='-MMD'
1665 AS_DEPFLAGS='-MMD'
6fec122a
MR
1666elif $cc -version 2>/dev/null | grep -q TMS470; then
1667 cc_type=tms470
6e3fa35d 1668 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1669 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1670 CC_O='-fr=$(@D)'
1671 as_default="${cross_prefix}gcc"
1672 ld_default="${cross_prefix}gcc"
6fec122a
MR
1673 TMPO=$(basename $TMPC .c).o
1674 append TMPFILES $TMPO
1675 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1676 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1677 AS_DEPFLAGS='-MMD'
6fec122a
MR
1678 filter_cflags=tms470_flags
1679 tms470_flags(){
1680 for flag; do
1681 case $flag in
1682 -march=*|-mcpu=*)
1683 case "${flag#*=}" in
1684 armv7-a|cortex-a*) echo -mv=7a8 ;;
1685 armv7-r|cortex-r*) echo -mv=7r4 ;;
1686 armv7-m|cortex-m*) echo -mv=7m3 ;;
1687 armv6*|arm11*) echo -mv=6 ;;
1688 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1689 echo -mv=5e ;;
1690 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1691 esac
1692 ;;
1693 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1694 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1695 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1696 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1697 -Os) echo -O3 -mf=2 ;;
1698 -O[0-3]) echo $flag -mf=5 ;;
1699 -g) echo -g -mn ;;
1700 esac
1701 done
1702 }
06da6943
DC
1703elif $cc -v 2>&1 | grep -q clang; then
1704 cc_type=clang
1705 cc_version=__VERSION__
1706 CC_DEPFLAGS='-MMD'
1707 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1708elif $cc -V 2>&1 | grep -q Sun; then
1709 cc_type=suncc
1710 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1711 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1712 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1713 filter_cflags=suncc_flags
1714 suncc_flags(){
1715 for flag; do
1716 case $flag in
1717 -march=*|-mcpu=*)
1718 case "${flag#*=}" in
1719 native) echo -xtarget=native ;;
1720 v9) echo -xarch=sparc ;;
1721 ultrasparc) echo -xarch=sparcvis ;;
1722 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1723 i586|pentium) echo -xchip=pentium ;;
1724 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1725 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1726 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1727 pentium4*) echo -xtarget=pentium4 ;;
1728 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1729 *-sse3) echo -xarch=sse3 ;;
1730 core2) echo -xarch=ssse3 -xchip=core2 ;;
1731 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1732 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1733 k8|opteron|athlon64|athlon-fx)
1734 echo -xarch=sse2a ;;
1735 athlon*) echo -xarch=pentium_proa ;;
1736 esac
1737 ;;
1738 -std=c99) echo -xc99 ;;
1739 -fomit-frame-pointer) echo -xregs=frameptr ;;
1740 -fPIC) echo -KPIC -xcode=pic32 ;;
1741 -Os) echo -O5 -xspace ;;
1742 -W*,*) echo $flag ;;
1743 -f*-*|-W*) ;;
1744 *) echo $flag ;;
1745 esac
1746 done
1747 }
629687f6
MR
1748fi
1749
1750test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1751
75bafbac 1752: ${as_default:=$cc}
50567afa 1753: ${dep_cc_default:=$cc}
684b28e0 1754: ${ld_default:=$cc}
50567afa 1755set_default as dep_cc ld
75800dce 1756
07dec06e
MR
1757test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1758test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1759
7f32f40c 1760add_cflags $extra_cflags
2f2e6c7c 1761add_asflags $extra_cflags
7f32f40c 1762
154d432c
MR
1763if test -n "$sysroot"; then
1764 case "$cc_type" in
1765 gcc)
467256f2 1766 add_cppflags --sysroot="$sysroot"
154d432c
MR
1767 add_ldflags --sysroot="$sysroot"
1768 ;;
6fec122a
MR
1769 tms470)
1770 add_cppflags -I"$sysinclude"
1771 add_ldflags --sysroot="$sysroot"
1772 ;;
06da6943
DC
1773 clang)
1774 add_cppflags -isysroot="$sysroot"
1775 add_ldflags -isysroot="$sysroot"
1776 ;;
154d432c
MR
1777 esac
1778fi
1779
d22c13a8
MR
1780if test "$cpu" = host; then
1781 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1782
1783 case "$cc_type" in
1784 gcc)
1785 check_native(){
1786 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1787 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1788 }
1789 cpu=$(check_native -march || check_native -mcpu)
1790 ;;
1791 esac
1792
1793 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1794fi
1795
e939cedd
MR
1796# Deal with common $arch aliases
1797case "$arch" in
1798 arm*)
1799 arch="arm"
1800 ;;
1801 mips|mipsel|IP*)
1802 arch="mips"
1803 ;;
1804 mips64)
1805 arch="mips"
1806 subarch="mips64"
1807 ;;
1808 parisc|hppa)
1809 arch="parisc"
1810 ;;
1811 parisc64|hppa64)
1812 arch="parisc"
1813 subarch="parisc64"
1814 ;;
1815 "Power Macintosh"|ppc|powerpc)
1816 arch="ppc"
1817 ;;
1818 ppc64)
1819 arch="ppc"
1820 subarch="ppc64"
1821 ;;
1822 s390|s390x)
1823 arch="s390"
1824 ;;
1825 sh4|sh)
1826 arch="sh4"
1827 ;;
1828 sun4u|sparc64)
1829 arch="sparc"
1830 subarch="sparc64"
1831 ;;
1832 i[3-6]86|i86pc|BePC|x86_64|amd64)
1833 arch="x86"
1834 ;;
1835esac
1836
1837is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1838enable $arch
e939cedd 1839
df5cdc24 1840# Add processor-specific flags
5d54c126
MR
1841if test "$cpu" = generic; then
1842 : do nothing
1843elif enabled ppc; then
343aef9b 1844
9dbd5c3d
MR
1845 case $cpu in
1846 601|ppc601|PowerPC601)
1847 cpuflags="-mcpu=601"
1848 ;;
1849 603*|ppc603*|PowerPC603*)
1850 cpuflags="-mcpu=603"
1851 ;;
1852 604*|ppc604*|PowerPC604*)
1853 cpuflags="-mcpu=604"
1854 ;;
1855 G3|g3|75*|ppc75*|PowerPC75*)
1856 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1857 ;;
1858 G4|g4|745*|ppc745*|PowerPC745*)
1859 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1860 ;;
1861 74*|ppc74*|PowerPC74*)
1862 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1863 ;;
1864 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1865 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1866 ;;
1867 Cell|CELL|cell)
1868 cpuflags="-mcpu=cell"
1869 enable ldbrx
1870 ;;
1871 esac
343aef9b
MR
1872
1873elif enabled x86; then
1874
9dbd5c3d
MR
1875 case $cpu in
1876 i[345]86|pentium)
1877 cpuflags="-march=$cpu"
1878 disable mmx
1879 ;;
1880 # targets that do NOT support conditional mov (cmov)
1881 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1882 cpuflags="-march=$cpu"
1883 disable cmov
1884 ;;
1885 # targets that do support conditional mov (cmov)
1886 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1887 cpuflags="-march=$cpu"
1888 enable cmov
1889 enable fast_cmov
1890 ;;
1891 # targets that do support conditional mov but on which it's slow
1892 pentium4|pentium4m|prescott|nocona)
1893 cpuflags="-march=$cpu"
1894 enable cmov
1895 disable fast_cmov
1896 ;;
1897 esac
343aef9b
MR
1898
1899elif enabled sparc; then
1900
9dbd5c3d
MR
1901 case $cpu in
1902 sparc64)
1903 cpuflags="-mcpu=v9"
1904 ;;
1905 esac
343aef9b
MR
1906
1907elif enabled arm; then
1908
34ba23c9
MR
1909 case $cpu in
1910 armv*)
1911 cpuflags="-march=$cpu"
1912 ;;
1913 *)
1914 cpuflags="-mcpu=$cpu"
1915 ;;
1916 esac
343aef9b
MR
1917
1918elif enabled alpha; then
1919
34ba23c9 1920 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1921
1922elif enabled bfin; then
1923
34ba23c9 1924 cpuflags="-mcpu=$cpu"
343aef9b
MR
1925
1926elif enabled mips; then
1927
34ba23c9 1928 cpuflags="-march=$cpu"
343aef9b
MR
1929
1930elif enabled avr32; then
1931
9dbd5c3d
MR
1932 case $cpu in
1933 ap7[02]0[0-2])
1934 subarch="avr32_ap"
1935 cpuflags="-mpart=$cpu"
1936 ;;
1937 ap)
1938 subarch="avr32_ap"
1939 cpuflags="-march=$cpu"
1940 ;;
1941 uc3[ab]*)
1942 subarch="avr32_uc"
1943 cpuflags="-mcpu=$cpu"
1944 ;;
1945 uc)
1946 subarch="avr32_uc"
1947 cpuflags="-march=$cpu"
1948 ;;
1949 esac
df5cdc24 1950
343aef9b
MR
1951fi
1952
df5cdc24
MR
1953add_cflags $cpuflags
1954add_asflags $cpuflags
1955
993f2d0f
MR
1956# compiler sanity check
1957check_exec <<EOF
1958int main(void){ return 0; }
1959EOF
1960if test "$?" != 0; then
1961 echo "$cc is unable to create an executable file."
1962 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1963 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1964 echo "Only do this if you know what cross compiling means."
1965 fi
1966 die "C compiler test failed."
1967fi
1968
38a9c529 1969add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1970check_cflags -std=c99
50a334e4 1971check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1972#include <stdlib.h>
1973EOF
50a334e4 1974check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1975#include <stdlib.h>
1976EOF
e9b9a2f8 1977
f0125de9
MR
1978check_host_cflags -std=c99
1979
b24dbcbd 1980case "$arch" in
e939cedd 1981 alpha|ia64|mips|parisc|sparc)
8a3c8627 1982 spic=$shared
b24dbcbd 1983 ;;
e939cedd 1984 x86)
cfdb6148 1985 subarch="x86_32"
e939cedd 1986 check_cc <<EOF && subarch="x86_64"
58b3536d 1987 int test[(int)sizeof(char*) - 7];
cfdb6148 1988EOF
de27f4d9 1989 if test "$subarch" = "x86_64"; then
e939cedd 1990 spic=$shared
de27f4d9 1991 fi
b24dbcbd 1992 ;;
b24dbcbd
RP
1993esac
1994
343aef9b 1995enable $subarch
8a3c8627 1996enabled spic && enable pic
5755bc88 1997check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1998
7483e694 1999# OS specific
4f854758 2000case $target_os in
7483e694 2001 beos|haiku|zeta)
c9d19248 2002 prefix_default="$HOME/config"
7483e694 2003 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2004 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2005 case "$gcc_version" in
2006 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2007 disable mmx
2008 ;;
2009 *20010315*) echo "BeBits gcc"
0f010b2f 2010 add_cflags -fno-expensive-optimizations
7483e694
DB
2011 ;;
2012 esac
7483e694
DB
2013 SHFLAGS=-nostart
2014 # enable BeOS things
2015 enable audio_beos
2016 # no need for libm, but the inet stuff
2017 # Check for BONE
2018 # XXX: actually should check for NOT net_server
78fe7631 2019 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2020 network_extralibs="-lbind -lsocket"
2021 else
2022 enable beos_netserver
2023 network_extralibs="-lnet"
2024 fi ;;
2025 sunos)
2026 FFSERVERLDFLAGS=""
9987769a 2027 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2028 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2029 network_extralibs="-lsocket -lnsl"
50a334e4 2030 add_cppflags -D__EXTENSIONS__
8182dc34 2031 nm_opts='-P -g'
7483e694
DB
2032 ;;
2033 netbsd)
07a8eef6
MR
2034 oss_indev_extralibs="-lossaudio"
2035 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2036 ;;
2037 openbsd)
89e053f8 2038 enable malloc_aligned
7c4a001a
MR
2039 # On OpenBSD 4.5. the compiler does not use PIC unless
2040 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2041 # however the generated executable will not do anything
2042 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2043 # Thus explicitly enable PIC here.
cd78208b 2044 enable pic
7483e694 2045 SHFLAGS='-shared'
07a8eef6
MR
2046 oss_indev_extralibs="-lossaudio"
2047 oss_outdev_extralibs="-lossaudio"
7483e694 2048 ;;
90b4f091 2049 freebsd|dragonfly)
89e053f8 2050 enable malloc_aligned
7483e694
DB
2051 ;;
2052 bsd/os)
2053 osextralibs="-lpoll -lgnugetopt"
2054 strip="strip -d"
2055 ;;
2056 darwin)
89e053f8 2057 enable malloc_aligned
0138c54e 2058 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2059 strip="strip -x"
2060 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2061 SLIBSUF=".dylib"
2062 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2063 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2064 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2065 objformat="macho"
1b0f6fb8 2066 enabled x86_64 && objformat="macho64"
8dfa86f7 2067 enabled_any pic shared ||
2704bd1a 2068 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2069 ;;
2070 mingw32*)
ad7da0b5
RP
2071 # Only WinXP or greater are supported
2072 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2073 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2074 disable network
2075 else
2076 target_os=mingw32
2077 fi
dcc01c06 2078 LIBTARGET=i386
1fc9fb8a 2079 if enabled x86_64; then
89e053f8 2080 enable malloc_aligned
dcc01c06 2081 LIBTARGET=x64
336cc1b0
MS
2082 elif enabled arm; then
2083 LIBTARGET=arm
dcc01c06 2084 fi
fbd971a4 2085 shlibdir_default="$bindir_default"
7483e694
DB
2086 disable ffserver
2087 SLIBPREF=""
2088 SLIBSUF=".dll"
7483e694
DB
2089 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2090 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2091 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2092 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2093 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2094 install -d "$(LIBDIR)"; \
2095 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2096 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2097 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2098 objformat="win32"
bc574408 2099 enable dos_paths
1894e741 2100 check_cflags -fno-common
b1549d61 2101 if ! enabled x86_64; then
f7ad5aa2
RP
2102 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2103 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2104 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2105 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2106 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2107 fi
7483e694
DB
2108 ;;
2109 cygwin*)
4f854758 2110 target_os=cygwin
fbd971a4 2111 shlibdir_default="$bindir_default"
7483e694
DB
2112 SLIBPREF="cyg"
2113 SLIBSUF=".dll"
2114 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2115 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2116 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2117 objformat="win32"
bc574408 2118 enable dos_paths
1894e741 2119 check_cflags -fno-common
7483e694 2120 ;;
4f365f37 2121 *-dos|freedos|opendos)
fdf11906 2122 disable ffplay ffserver
4f365f37
MK
2123 disable $INDEV_LIST $OUTDEV_LIST
2124 network_extralibs="-lsocket"
ff1c015d 2125 objformat="coff"
bc574408 2126 enable dos_paths
4f365f37 2127 ;;
7483e694 2128 linux)
7483e694
DB
2129 enable dv1394
2130 ;;
2131 irix*)
4f854758 2132 target_os=irix
7483e694
DB
2133 ranlib="echo ignoring ranlib"
2134 ;;
d22e8442 2135 os/2*)
d22e8442
DY
2136 strip="lxlite"
2137 ln_s="cp -f"
d22e8442 2138 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2139 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2140 FFSERVERLDFLAGS=""
287d3b13 2141 LIBSUF="_s.a"
d22e8442
DY
2142 SLIBPREF=""
2143 SLIBSUF=".dll"
2144 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2145 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2146 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2147 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2148 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2149 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2150 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2151 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2152 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2153 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2154 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2155 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2156 enable dos_paths
d22e8442 2157 ;;
83993c1c
AM
2158 gnu/kfreebsd)
2159 ;;
34e82167 2160 gnu)
34e82167 2161 ;;
d22e8442 2162
7483e694 2163 *)
4f924f9a 2164 die "Unknown OS '$target_os'."
7483e694
DB
2165 ;;
2166esac
2167
c9d19248
MR
2168set_default $PATHS_LIST
2169
c597172e 2170add_extralibs $osextralibs
de6d9b64 2171
28d8e661
DB
2172# Combine FFLDFLAGS and the LDFLAGS environment variable.
2173LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2174
320d060a 2175# we need to build at least one lib type
93b3c083 2176if ! enabled_any static shared; then
320d060a
DB
2177 cat <<EOF
2178At least one library type must be built.
2179Specify --enable-static to build the static libraries or --enable-shared to
2180build the shared libraries as well. To only build the shared libraries specify
2181--disable-static in addition to --enable-shared.
2182EOF
2183 exit 1;
2184fi
2185
abc4e572 2186disabled static && LIBNAME=""
2a320695 2187
a2234ceb
RP
2188if enabled_any libfaad libfaadbin ; then
2189 if check_header faad.h; then
295b8c70 2190 check_cc <<EOF
a2234ceb
RP
2191#include <faad.h>
2192#ifndef FAAD2_VERSION
2193ok faad1
2194#endif
db817cf3 2195int main(void) { return 0; }
a2234ceb
RP
2196EOF
2197 test $? = 0 && enable libfaad2
2198 else
ff3dac65 2199 die "FAAD test failed."
a2234ceb
RP
2200 fi
2201fi
2202
2203
2184c6f7 2204die_license_disabled() {
4c27207c 2205 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2206}
2207
2208die_license_disabled gpl libfaad2
2209die_license_disabled gpl libx264
2210die_license_disabled gpl libxvid
2211die_license_disabled gpl postproc
2212die_license_disabled gpl x11grab
2213
2f7ae63b 2214die_license_disabled nonfree libfaac
b2e3c528 2215
0b175caa
DB
2216die_license_disabled version3 libopencore_amrnb
2217die_license_disabled version3 libopencore_amrwb
2218
9cad0e4e 2219enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2220
9eeed841 2221check_deps $ARCH_EXT_LIST
0f3cb305 2222
40617a6d 2223disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2224
e276d9e8
MR
2225enable_pic() {
2226 enable pic
bce7b696
MR
2227 add_cppflags -DPIC
2228 add_cflags -fPIC
2229 add_asflags -fPIC
e276d9e8
MR
2230}
2231
2232enabled pic && enable_pic
bce7b696 2233
b4d96ba2
MR
2234check_cc <<EOF || die "Symbol mangling check failed."
2235int ff_extern;
2236EOF
8182dc34 2237sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2238extern_prefix=${sym%%ff_extern*}
2239
f65883c8
MR
2240check_cc <<EOF && enable inline_asm
2241void foo(void) { __asm__ volatile ("" ::); }
2242EOF
61d251db 2243
df5e3978
MR
2244_restrict=
2245for restrict_keyword in restrict __restrict__ __restrict; do
2246 check_cc <<EOF && _restrict=$restrict_keyword && break
2247void foo(char * $restrict_keyword p);
2248EOF
2249done
2250
2251check_cc <<EOF && enable attribute_packed
2252struct { int x; } __attribute__((packed)) x;
2253EOF
2254
2255check_cc <<EOF || die "endian test failed"
2256unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2257EOF
48fc536a 2258od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2259
e939cedd
MR
2260if enabled alpha; then
2261
2262 check_cflags -mieee
2263
2264elif enabled arm; then
e45391bb 2265
50fa82e6
MR
2266 check_cflags -marm
2267
fa0912fe
MR
2268 check_ld <<EOF && enable vfp_args
2269__asm__ (".eabi_attribute 28, 1");
2270int main(void) { return 0; }
2271EOF
2272
2273 # We have to check if pld is a nop and disable it.
2274 check_asm pld '"pld [r0]"'
2275
2276 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2277 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2278 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2279 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2280 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2281 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2282
e276d9e8
MR
2283 enabled_all armv6t2 shared !pic && enable_pic
2284
e939cedd
MR
2285elif enabled ia64; then
2286
2287 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2288 enabled shared && enable_weak hardcoded_tables
2289
fa0912fe 2290elif enabled mips; then
e45391bb 2291
fa0912fe
MR
2292 check_asm loongson '"dmult.g $1, $2, $3"'
2293 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2294
fa0912fe 2295elif enabled ppc; then
e45391bb 2296
fa0912fe
MR
2297 check_asm dcbzl '"dcbzl 0, 1"'
2298 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2299 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2300
2301 # AltiVec flags: The FSF version of GCC differs from the Apple version
2302 if enabled altivec; then
2303 check_cflags -maltivec -mabi=altivec &&
2304 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2305 check_cflags -faltivec
2306
2307 # check if our compiler supports Motorola AltiVec C API
2308 check_cc <<EOF || disable altivec
2309$inc_altivec_h
2310int main(void) {
2311 vector signed int v1, v2, v3;
2312 v1 = vec_add(v2,v3);
2313 return 0;
2314}
2315EOF
2316
2317 # check if our compiler supports braces for vector declarations
2318 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2319$inc_altivec_h
2320int main (void) { (vector int) {1}; return 0; }
2321EOF
2322 fi
e45391bb 2323
fa0912fe 2324elif enabled sparc; then
e45391bb 2325
fa0912fe
MR
2326 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2327 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2328
fa0912fe 2329elif enabled x86; then
e45391bb 2330
44965991
PI
2331 # check whether EBP is available on x86
2332 # As 'i' is stored on the stack, this program will crash
2333 # if the base pointer is used to access it because the
2334 # base pointer is cleared in the inline assembly code.
7dfef245 2335 check_exec_crash <<EOF && enable ebp_available
44965991 2336 volatile int i=0;
be449fca 2337 __asm__ volatile (
44965991
PI
2338 "xorl %%ebp, %%ebp"
2339 ::: "%ebp");
2340 return i;
44965991
PI
2341EOF
2342
f494213c 2343 # check whether EBX is available on x86
7cee5421
MR
2344 check_asm ebx_available '""::"b"(0)' &&
2345 check_asm ebx_available '"":::"%ebx"'
8e380710 2346
d3a4b4e0
DB
2347 # check whether more than 10 operands are supported
2348 check_cc <<EOF && enable ten_operands
2349int main(void) {
2350 int x=0;
2351 __asm__ volatile(
2352 ""
2353 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2354 );
2355 return 0;
2356}
2357EOF
2358
d7f0920b 2359 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2360 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2361 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2362
2363 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2364
d52481b9 2365 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2366 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2367 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2368 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2369 case "$objformat" in
2370 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2371 esac
7595a5e4 2372 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2373
669b5583
MR
2374 case "$cpu" in
2375 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2376 disable fast_clz
2377 ;;
2378 esac
2379
44965991
PI
2380fi
2381
a98bb16d
RP
2382if check_func dlopen; then
2383 ldl=
2384elif check_func dlopen -ldl; then
2385 ldl=-ldl
8bf5d58f
MN
2386fi
2387
75ecf149
DB
2388# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2389check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2390
7483e694 2391check_func fork
84882df6 2392check_func getaddrinfo $network_extralibs
7483e694
DB
2393check_func gethrtime
2394check_func getrusage
094c09bb 2395check_func inet_aton $network_extralibs
abfc8d05 2396check_func isatty
7483e694
DB
2397check_func memalign
2398check_func mkstemp
1f91cdce 2399check_func posix_memalign
b507ebd1 2400check_func_headers io.h setmode
e4673692 2401check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2402check_func_headers windows.h GetProcessTimes
7c5bfe7a 2403check_func_headers windows.h VirtualAlloc
6ffa87d3 2404
e16e49ac 2405check_header conio.h
a98bb16d 2406check_header dlfcn.h
92c6a099 2407check_header dxva2api.h
a98bb16d 2408check_header malloc.h
bf6ce82d 2409check_header poll.h
b58412f1 2410check_header sys/mman.h
b091aa44 2411check_header sys/resource.h
bf6ce82d 2412check_header sys/select.h
a98bb16d 2413check_header termios.h
272081b0
CEH
2414check_header vdpau/vdpau.h
2415check_header vdpau/vdpau_x11.h
68178ca9 2416check_header X11/extensions/XvMClib.h
a98bb16d 2417
89e053f8
MR
2418if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2419 enabled_any $need_memalign ; then
1f91cdce 2420 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2421fi
e16e49ac 2422
a4fa192c 2423disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2424disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2425
2426# check for some common methods of building with pthread support
2427# do this before the optional library checks as some of them require pthreads
2428if enabled pthreads; then
9e7fd101
MR
2429 if check_func pthread_create; then
2430 :
2431 elif check_func pthread_create -pthread; then
2432 add_cflags -pthread
afc9aee2 2433 add_extralibs -pthread
9e7fd101
MR
2434 elif check_func pthread_create -pthreads; then
2435 add_cflags -pthreads
afc9aee2 2436 add_extralibs -pthreads
8d94f606
GT
2437 elif check_func pthread_create -lpthreadGC2; then
2438 add_extralibs -lpthreadGC2
9e7fd101
MR
2439 elif ! check_lib pthread.h pthread_create -lpthread; then
2440 die "ERROR: can't find pthreads library"
2441 fi
57bd82d4
MR
2442fi
2443
8eee7025 2444for thread in $THREADS_LIST; do
e5f94c2b 2445 if enabled $thread; then
3ae3b721
RP
2446 test -n "$thread_type" &&
2447 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2448 thread_type="$thread"
e5f94c2b
RP
2449 fi
2450done
2451
fdf88598 2452check_lib math.h sin -lm
ff418735 2453check_lib va/va.h vaInitialize -lva
fdf88598 2454
6b7c7703
VS
2455check_func exp2
2456check_func exp2f
ad420e25
MR
2457check_func llrint
2458check_func log2
6b7c7703 2459check_func log2f
ad420e25
MR
2460check_func lrint
2461check_func lrintf
2462check_func round
2463check_func roundf
2464check_func truncf
f32adb22 2465
57bd82d4 2466# these are off by default, so fail if requested and not available
79fda097 2467enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2468enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2469 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2470 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2471enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2472enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2473enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2474enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2475enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2476enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2477enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2478enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2479enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2480 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2481enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2482enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2483enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2484enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2485 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2486 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2487enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2488enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2489
0b4a1821
AS
2490# libdc1394 check
2491if enabled libdc1394; then
2492 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2493 enable libdc1394_2; } ||
2494 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2495 enable libdc1394_1; } ||
2496 die "ERROR: No version of libdc1394 found "
2497fi
2498
6a1a892f 2499SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2500if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2501 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2502 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2503 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2504 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2505 enable sdl &&
2506 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2507fi
57bd82d4 2508
2270b4b2 2509texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2510
73b46a95 2511if enabled network; then
96000432 2512 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2513 check_type netdb.h "struct addrinfo"
ff6e82a9 2514 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2515 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2516 # Prefer arpa/inet.h over winsock2
2517 if check_header arpa/inet.h ; then
2518 check_func closesocket
2519 elif check_header winsock2.h ; then
f4c13872
MS
2520 check_func_headers winsock2.h closesocket -lws2 && \
2521 network_extralibs="-lws2" || \
2522 { check_func_headers winsock2.h closesocket -lws2_32 && \
2523 network_extralibs="-lws2_32"; }
72be9e73 2524 check_type ws2tcpip.h socklen_t
c0018613 2525 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2526 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2527 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2528 else
2529 disable network
73b46a95
RP
2530 fi
2531fi
2532
b6f3d925 2533enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2534#include <sys/types.h>
2535#include <sys/socket.h>
2536#include <netinet/in.h>
2537#include <netdb.h>
db817cf3 2538int main(void) {
7483e694
DB
2539 struct sockaddr_storage saddr;
2540 struct ipv6_mreq mreq6;
2541 getaddrinfo(0,0,0,0);
2542 getnameinfo(0,0,0,0,0,0,0);
2543 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2544}
2545EOF
2546
06e31011
RP
2547check_header linux/videodev.h
2548check_header linux/videodev2.h
1b6e8b73 2549check_header sys/videoio.h
47f38850 2550
2446d3d6 2551check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2552
f8aa696f 2553# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2554{ check_header dev/bktr/ioctl_meteor.h &&
2555 check_header dev/bktr/ioctl_bt848.h; } ||
2556{ check_header machine/ioctl_meteor.h &&
2557 check_header machine/ioctl_bt848.h; } ||
2558{ check_header dev/video/meteor/ioctl_meteor.h &&
2559 check_header dev/video/bktr/ioctl_bt848.h; } ||
2560check_header dev/ic/bt8xx.h
f8aa696f 2561
c7682de0
RP
2562check_header sys/soundcard.h
2563check_header soundcard.h
deb29777 2564
b6f3d925 2565enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2566
0e57fe17 2567enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2568
56a059ac 2569enabled x11grab &&
f58f4ce1
GP
2570check_header X11/Xlib.h &&
2571check_header X11/extensions/XShm.h &&
0a045661 2572check_header X11/extensions/Xfixes.h &&
f58f4ce1 2573check_func XOpenDisplay -lX11 &&
781c1aa6
R
2574check_func XShmCreateImage -lX11 -lXext &&
2575check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2576
598ef02b 2577if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2578check_cpp_condition \
2579 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2580 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2581 disable vdpau; }
abf649c7 2582fi
deda2a4a 2583
95e561ec 2584enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2585
2586# add some useful compiler flags if supported
2587check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2588check_cflags -Wall
2589check_cflags -Wno-switch
c07bd6a9
MN
2590check_cflags -Wdisabled-optimization
2591check_cflags -Wpointer-arith
2592check_cflags -Wredundant-decls
cc1fb623 2593check_cflags -Wno-pointer-sign
f4929996 2594check_cflags -Wcast-qual
9aceb3cf 2595check_cflags -Wwrite-strings
652a5bf6 2596check_cflags -Wtype-limits
764551c6 2597check_cflags -Wundef
5af4e0cc 2598enabled extra_warnings && check_cflags -Winline
cf9d24ad 2599
57bd82d4 2600# add some linker flags
5c0e9479 2601check_ldflags -Wl,--warn-common
8351d2ba
DB
2602check_ldflags -Wl,--as-needed
2603check_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 2604check_ldflags -Wl,-Bsymbolic
94a3401e 2605
a482e61b
MR
2606echo "X{};" > $TMPV
2607test_ldflags -Wl,--version-script,$TMPV &&
2608 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2609
bd2216e4
MR
2610if enabled small; then
2611 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2612 optimizations="small"
2613elif enabled optimizations; then
629687f6 2614 if enabled xlc; then
0f010b2f
DB
2615 add_cflags -O5
2616 add_ldflags -O5
03279bbe
MK
2617 elif enabled suncc; then
2618 add_cflags -O5
df442a8d
MR
2619 elif enabled ccc; then
2620 add_cflags -fast
cf9d24ad 2621 else
0f010b2f 2622 add_cflags -O3
cf9d24ad 2623 fi
cddf3f45 2624fi
11fdbc44 2625check_cflags -fno-math-errno
b2eb2ff0 2626check_cflags -fno-signed-zeros
cddf3f45 2627
629687f6 2628if enabled icc; then
b1598b58
MR
2629 # Just warnings, no remarks
2630 check_cflags -w1
2631 # -wd: Disable following warnings
2632 # 144, 167, 556: -Wno-pointer-sign
2633 # 10006: ignoring unknown option -fno-signed-zeros
2634 # 10156: ignoring option '-W'; no argument required
2635 check_cflags -wd144,167,556,10006,10156
2636 # 11030: Warning unknown option --as-needed
2637 # 10156: ignoring option '-export'; no argument required
2638 check_ldflags -wd10156,11030
2639 # Allow to compile with optimizations
2640 check_ldflags -march=$cpu
be2cf98a
CEH
2641 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2642 enable ebp_available
df442a8d
MR
2643elif enabled ccc; then
2644 # disable some annoying warnings
2645 add_cflags -msg_disable cvtu32to64
2646 add_cflags -msg_disable embedcomment
2647 add_cflags -msg_disable needconstext
2648 add_cflags -msg_disable nomainieee
2649 add_cflags -msg_disable ptrmismatch1
2650 add_cflags -msg_disable unreachcode
973859f5
MR
2651elif enabled gcc; then
2652 check_cflags -fno-tree-vectorize
06da6943
DC
2653elif enabled clang; then
2654 check_cflags -Qunused-arguments
138132be
MR
2655elif enabled armcc; then
2656 # 2523: use of inline assembler is deprecated
2657 add_cflags -Wrvct,--diag_suppress=2523
504a64b9
CEH
2658fi
2659
90be59ef 2660if enabled gprof; then
0f010b2f
DB
2661 add_cflags -p
2662 add_ldflags -p
1db54e20
DB
2663fi
2664
7f3c02fc 2665# Find out if the .align argument is a power of two or not.
9377b6ce 2666check_asm asmalign_pot '".align 3"'
4454dc1b 2667
7483e694
DB
2668enabled_any $DECODER_LIST && enable decoders
2669enabled_any $ENCODER_LIST && enable encoders
5666fd73 2670enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2671enabled_any $BSF_LIST && enable bsfs
2672enabled_any $DEMUXER_LIST && enable demuxers
2673enabled_any $MUXER_LIST && enable muxers
f7679c54 2674enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2675enabled_any $INDEV_LIST && enable indevs
2676enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2677enabled_any $PROTOCOL_LIST && enable protocols
2678
2679enabled_any $THREADS_LIST && enable threads
2680
2681check_deps $CONFIG_LIST \
b6bb00b0 2682 $CONFIG_EXTRA \
7483e694
DB
2683 $HAVE_LIST \
2684 $DECODER_LIST \
2685 $ENCODER_LIST \
5666fd73 2686 $HWACCEL_LIST \
7483e694
DB
2687 $PARSER_LIST \
2688 $BSF_LIST \
2689 $DEMUXER_LIST \
2690 $MUXER_LIST \
f7679c54 2691 $FILTER_LIST \
7483e694
DB
2692 $INDEV_LIST \
2693 $OUTDEV_LIST \
2694 $PROTOCOL_LIST \
f70f03f6 2695
c8a4ae00
MR
2696enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2697
3e89171a 2698echo "install prefix $prefix"
f36958f8
DB
2699echo "source path $source_path"
2700echo "C compiler $cc"
bfd5afd8 2701echo ".align is power-of-two $asmalign_pot"
f36958f8 2702echo "ARCH $arch ($cpu)"
ce8871c2
MR
2703if test "$build_suffix" != ""; then
2704 echo "build suffix $build_suffix"
eb94aca9 2705fi
ac63af34
DB
2706if test "$extra_version" != ""; then
2707 echo "version string suffix $extra_version"
2708fi
0db2ce77 2709echo "big-endian ${bigendian-no}"
e90f5b5a 2710echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2711if enabled x86; then
af44e8e4 2712 echo "yasm ${yasm-no}"
0db2ce77 2713 echo "MMX enabled ${mmx-no}"
30e98e62 2714 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2715 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2716 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2717 echo "SSE enabled ${sse-no}"
30e98e62 2718 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2719 echo "CMOV enabled ${cmov-no}"
2720 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2721 echo "EBX available ${ebx_available-no}"
2722 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2723 echo "10 operands supported ${ten_operands-no}"
e41e8342 2724fi
5b6c2cbd 2725if enabled arm; then
0db2ce77
MR
2726 echo "ARMv5TE enabled ${armv5te-no}"
2727 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2728 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2729 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2730 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2731 echo "NEON enabled ${neon-no}"
eba9ae3c 2732fi
5b6c2cbd 2733if enabled mips; then
0db2ce77 2734 echo "MMI enabled ${mmi-no}"
e41e8342 2735fi
5b6c2cbd 2736if enabled ppc; then
0db2ce77 2737 echo "AltiVec enabled ${altivec-no}"
30e98e62 2738 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2739 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2740 echo "performance report ${powerpc_perf-no}"
2741fi
2742if enabled sparc; then
2743 echo "VIS enabled ${vis-no}"
e41e8342 2744fi
0db2ce77
MR
2745echo "gprof enabled ${gprof-no}"
2746echo "debug symbols ${debug-no}"
87a0fb62 2747echo "strip symbols ${stripping-no}"
8400d6b8 2748echo "optimizations ${optimizations-no}"
0db2ce77
MR
2749echo "static ${static-no}"
2750echo "shared ${shared-no}"
4a24ab64 2751echo "postprocessing support ${postproc-no}"
f7679c54 2752echo "new filter support ${avfilter-no}"
81124ba0 2753echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2754echo "network support ${network-no}"
90be59ef 2755if enabled network; then
0db2ce77 2756 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2757fi
0db2ce77
MR
2758echo "threading support ${thread_type-no}"
2759echo "SDL support ${sdl-no}"
0db2ce77
MR
2760echo "Sun medialib support ${mlib-no}"
2761echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2762echo "libdc1394 support ${libdc1394-no}"
690bfceb 2763echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2764echo "libfaac enabled ${libfaac-no}"
2765echo "libfaad enabled ${libfaad-no}"
7e0871a7 2766echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2767echo "libgsm enabled ${libgsm-no}"
2768echo "libmp3lame enabled ${libmp3lame-no}"
2769echo "libnut enabled ${libnut-no}"
0b175caa
DB
2770echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2771echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2772echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2773echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2774echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2775echo "libtheora enabled ${libtheora-no}"
2776echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2777echo "libx264 enabled ${libx264-no}"
2778echo "libxvid enabled ${libxvid-no}"
0db2ce77 2779echo "zlib enabled ${zlib-no}"
f402916e 2780echo "bzlib enabled ${bzlib-no}"
2c62e737 2781echo
de6d9b64 2782
5666fd73 2783for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2784 echo "Enabled ${type}s:"
f65c9da1 2785 eval list=\$$(toupper $type)_LIST
8138b9db 2786 for part in $list; do
f65c9da1
MR
2787 enabled $part && echo ${part%_*}
2788 done | sort | pr -3 -t
2789 echo
8138b9db
RP
2790done
2791
ba7a7039 2792license="LGPL version 2.1 or later"
ba321adb 2793if enabled nonfree; then
ba7a7039 2794 license="nonfree and unredistributable"
9cad0e4e
DB
2795elif enabled gplv3; then
2796 license="GPL version 3 or later"
2797elif enabled lgplv3; then
2798 license="LGPL version 3 or later"
ba321adb 2799elif enabled gpl; then
ba7a7039 2800 license="GPL version 2 or later"
ba321adb
JK
2801fi
2802
2803echo "License: $license"
ca5323af 2804
cf1392e9
DB
2805echo "Creating config.mak and config.h..."
2806
df642790
MR
2807# build tree in object directory if source path is different from current one
2808if enabled source_path_used; then
2809 DIRS="
2810 doc
2811 libavcodec
2812 libavcodec/$arch
2813 libavdevice
2814 libavfilter
2815 libavformat
2816 libavutil
2817 libavutil/$arch
2818 libpostproc
2819 libswscale
2820 libswscale/$arch
2821 tests
2822 tools
2823 "
2824 FILES="
2825 Makefile
2826 common.mak
2827 subdir.mak
2828 doc/texi2pod.pl
2829 libavcodec/Makefile
2830 libavdevice/Makefile
2831 libavfilter/Makefile
2832 libavformat/Makefile
2833 libavutil/Makefile
2834 libpostproc/Makefile
2835 libswscale/Makefile
2836 "
2837 for dir in $DIRS ; do
2838 mkdir -p $dir
2839 done
2840 for f in $FILES ; do
2841 $ln_s "$source_path/$f" $f
2842 done
2843fi
2844
ad212cc6
MR
2845enabled stripping || strip="echo skipping strip"
2846
173c983b
MR
2847cat > config.mak <<EOF
2848# Automatically generated by configure - do not modify!
2849ifndef FFMPEG_CONFIG_MAK
2850FFMPEG_CONFIG_MAK=1
2851FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2852prefix=$prefix
2853LIBDIR=\$(DESTDIR)$libdir
2854SHLIBDIR=\$(DESTDIR)$shlibdir
2855INCDIR=\$(DESTDIR)$incdir
2856BINDIR=\$(DESTDIR)$bindir
2857DATADIR=\$(DESTDIR)$datadir
2858MANDIR=\$(DESTDIR)$mandir
2859SRC_PATH="$source_path"
2860SRC_PATH_BARE=$source_path
2861BUILD_ROOT="$PWD"
2862ARCH=$arch
2863CC=$cc
2864AS=$as
2865LD=$ld
2866DEPCC=$dep_cc
2867YASM=$yasmexe
2868AR=$ar
2869RANLIB=$ranlib
2870LN_S=$ln_s
2871STRIP=$strip
2872CPPFLAGS=$CPPFLAGS
2873CFLAGS=$CFLAGS
2874ASFLAGS=$ASFLAGS
2875CC_O=$CC_O
2876LDFLAGS=$LDFLAGS
2877FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2878SHFLAGS=$SHFLAGS
2879YASMFLAGS=$YASMFLAGS
2880BUILDSUF=$build_suffix
2881FULLNAME=$FULLNAME
2882LIBPREF=$LIBPREF
2883LIBSUF=$LIBSUF
2884LIBNAME=$LIBNAME
2885SLIBPREF=$SLIBPREF
2886SLIBSUF=$SLIBSUF
2887EXESUF=$EXESUF
2888EXTRA_VERSION=$extra_version
2889DEPFLAGS=$DEPFLAGS
2890CCDEP=$CCDEP
2891ASDEP=$ASDEP
2892CC_DEPFLAGS=$CC_DEPFLAGS
2893AS_DEPFLAGS=$AS_DEPFLAGS
2894HOSTCC=$host_cc
2895HOSTCFLAGS=$host_cflags
2896HOSTEXESUF=$HOSTEXESUF
2897HOSTLDFLAGS=$host_ldflags
2898HOSTLIBS=$host_libs
2899TARGET_EXEC=$target_exec
2900TARGET_PATH=$target_path
2901SDL_LIBS=$sdl_libs
2902SDL_CFLAGS=$sdl_cflags
2903LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2904EXTRALIBS=$extralibs
2905EOF
5a872801 2906
719c8e00
MR
2907get_version(){
2908 name=$1
2909 file=$source_path/$2
147e7692
MR
2910 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2911 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2912 lcname=$(tolower $name)
2913 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2914 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2915}
2916
147e7692
MR
2917get_version LIBSWSCALE libswscale/swscale.h
2918get_version LIBPOSTPROC libpostproc/postprocess.h
2919get_version LIBAVCODEC libavcodec/avcodec.h
2920get_version LIBAVDEVICE libavdevice/avdevice.h
2921get_version LIBAVFORMAT libavformat/avformat.h
2922get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2923get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2924
173c983b
MR
2925enabled shared && cat >> config.mak <<EOF
2926LIBTARGET=${LIBTARGET}
2927SLIBNAME=${SLIBNAME}
2928SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2929SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2930SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2931SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2932SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2933SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2934EOF
523ef551 2935
173c983b
MR
2936enabled asmalign_pot || align_shift="1 <<"
2937
2938cat > $TMPH <<EOF
2939/* Automatically generated by configure - do not modify! */
2940#ifndef FFMPEG_CONFIG_H
2941#define FFMPEG_CONFIG_H
2942#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2943#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2944#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2945#define CC_TYPE "$cc_type"
2946#define CC_VERSION $cc_version
2947#define restrict $_restrict
2948#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2949#define EXTERN_PREFIX "${extern_prefix}"
2950#define EXTERN_ASM ${extern_prefix}
2951EOF
523ef551
DB
2952
2953if enabled small || disabled optimizations; then
2954 echo "#define av_always_inline" >> $TMPH
2955fi
2956
3d907e22
MR
2957print_config ARCH_ $TMPH config.mak $ARCH_LIST
2958print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2959print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2960 $CONFIG_EXTRA \
7483e694
DB
2961 $DECODER_LIST \
2962 $ENCODER_LIST \
5666fd73 2963 $HWACCEL_LIST \
7483e694
DB
2964 $PARSER_LIST \
2965 $BSF_LIST \
2966 $DEMUXER_LIST \
2967 $MUXER_LIST \
f7679c54 2968 $FILTER_LIST \
7483e694
DB
2969 $PROTOCOL_LIST \
2970 $INDEV_LIST \
2971 $OUTDEV_LIST \
8ac17293 2972
9c05103f 2973echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2974echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2975
b7860763 2976# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2977cp_if_changed $TMPH config.h
3d204385 2978
a3e02a8c
MR
2979cat > $TMPH <<EOF
2980/* Generated by ffconf */
2981#ifndef AVUTIL_AVCONFIG_H
2982#define AVUTIL_AVCONFIG_H
2983EOF
2984
2985print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2986
2987echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2988
2989cp_if_changed $TMPH libavutil/avconfig.h
2990
d0674868 2991# build pkg-config files
def4272a 2992
d0674868
DB
2993pkgconfig_generate(){
2994name=$1
b0dfd108 2995shortname=${name#lib}${build_suffix}
d0674868
DB
2996comment=$2
2997version=$3
2998libs=$4
2999requires=$5
25cd5cb3 3000cat <<EOF > $name/$name.pc
3e89171a 3001prefix=$prefix
a94e666c 3002exec_prefix=\${prefix}
f2b7382c 3003libdir=$libdir
7622778e 3004includedir=$incdir
def4272a 3005
d0674868
DB
3006Name: $name
3007Description: $comment
3008Version: $version
8cd6b388 3009Requires: $(enabled shared || echo $requires)
5dcfe9f8 3010Requires.private: $(enabled shared && echo $requires)
def4272a 3011Conflicts:
8cd6b388 3012Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3013Libs.private: $(enabled shared && echo $libs)
76a448ed 3014Cflags: -I\${includedir}
def4272a 3015EOF
25cd5cb3 3016cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3017prefix=
3018exec_prefix=
46d1ff83 3019libdir=\${pcfiledir}
1d44d365 3020includedir=${source_path}
def4272a 3021
d0674868
DB
3022Name: $name
3023Description: $comment
3024Version: $version
3025Requires: $requires
def4272a 3026Conflicts:
12701f6e 3027Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3028Cflags: -I\${includedir}
3029EOF
d0674868 3030}
def4272a 3031
e426941d 3032pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3033pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3034pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3035pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3036enabled avfilter &&
46983309 3037 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3038enabled postproc &&
e426941d 3039 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3040pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"