Attempt to fix asm compilation failure.
[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#!}" $op "xyes"
44161118
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398}
399
37970ebf 400disabled(){
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MR
401 test "${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}
c9d19248
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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
30fd06be
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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 "$@")
50a334e4
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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 "$@")
2f2e6c7c
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550}
551
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552add_ldflags(){
553 append LDFLAGS "$@"
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 $TMPC
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MR
570}
571
572check_cpp(){
573 log check_cpp "$@"
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 ;;
a2709020 1695 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1696 -Os) echo -O3 -mf=2 ;;
1697 -O[0-3]) echo $flag -mf=5 ;;
1698 -g) echo -g -mn ;;
1699 esac
1700 done
1701 }
06da6943
DC
1702elif $cc -v 2>&1 | grep -q clang; then
1703 cc_type=clang
1704 cc_version=__VERSION__
1705 CC_DEPFLAGS='-MMD'
1706 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1707elif $cc -V 2>&1 | grep -q Sun; then
1708 cc_type=suncc
1709 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1710 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1711 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1712 filter_cflags=suncc_flags
1713 suncc_flags(){
1714 for flag; do
1715 case $flag in
1716 -march=*|-mcpu=*)
1717 case "${flag#*=}" in
1718 native) echo -xtarget=native ;;
1719 v9) echo -xarch=sparc ;;
1720 ultrasparc) echo -xarch=sparcvis ;;
1721 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1722 i586|pentium) echo -xchip=pentium ;;
1723 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1724 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1725 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1726 pentium4*) echo -xtarget=pentium4 ;;
1727 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1728 *-sse3) echo -xarch=sse3 ;;
1729 core2) echo -xarch=ssse3 -xchip=core2 ;;
1730 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1731 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1732 k8|opteron|athlon64|athlon-fx)
1733 echo -xarch=sse2a ;;
1734 athlon*) echo -xarch=pentium_proa ;;
1735 esac
1736 ;;
1737 -std=c99) echo -xc99 ;;
1738 -fomit-frame-pointer) echo -xregs=frameptr ;;
1739 -fPIC) echo -KPIC -xcode=pic32 ;;
1740 -Os) echo -O5 -xspace ;;
1741 -W*,*) echo $flag ;;
1742 -f*-*|-W*) ;;
1743 *) echo $flag ;;
1744 esac
1745 done
1746 }
629687f6
MR
1747fi
1748
1749test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1750
75bafbac 1751: ${as_default:=$cc}
50567afa 1752: ${dep_cc_default:=$cc}
684b28e0 1753: ${ld_default:=$cc}
50567afa 1754set_default as dep_cc ld
75800dce 1755
07dec06e
MR
1756test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1757test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1758
7f32f40c 1759add_cflags $extra_cflags
2f2e6c7c 1760add_asflags $extra_cflags
7f32f40c 1761
154d432c
MR
1762if test -n "$sysroot"; then
1763 case "$cc_type" in
1764 gcc)
467256f2 1765 add_cppflags --sysroot="$sysroot"
154d432c
MR
1766 add_ldflags --sysroot="$sysroot"
1767 ;;
6fec122a
MR
1768 tms470)
1769 add_cppflags -I"$sysinclude"
1770 add_ldflags --sysroot="$sysroot"
1771 ;;
06da6943
DC
1772 clang)
1773 add_cppflags -isysroot="$sysroot"
1774 add_ldflags -isysroot="$sysroot"
1775 ;;
154d432c
MR
1776 esac
1777fi
1778
d22c13a8
MR
1779if test "$cpu" = host; then
1780 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1781
1782 case "$cc_type" in
1783 gcc)
1784 check_native(){
1785 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1786 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1787 }
1788 cpu=$(check_native -march || check_native -mcpu)
1789 ;;
1790 esac
1791
1792 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1793fi
1794
e939cedd
MR
1795# Deal with common $arch aliases
1796case "$arch" in
1797 arm*)
1798 arch="arm"
1799 ;;
1800 mips|mipsel|IP*)
1801 arch="mips"
1802 ;;
1803 mips64)
1804 arch="mips"
1805 subarch="mips64"
1806 ;;
1807 parisc|hppa)
1808 arch="parisc"
1809 ;;
1810 parisc64|hppa64)
1811 arch="parisc"
1812 subarch="parisc64"
1813 ;;
1814 "Power Macintosh"|ppc|powerpc)
1815 arch="ppc"
1816 ;;
1817 ppc64)
1818 arch="ppc"
1819 subarch="ppc64"
1820 ;;
1821 s390|s390x)
1822 arch="s390"
1823 ;;
1824 sh4|sh)
1825 arch="sh4"
1826 ;;
1827 sun4u|sparc64)
1828 arch="sparc"
1829 subarch="sparc64"
1830 ;;
1831 i[3-6]86|i86pc|BePC|x86_64|amd64)
1832 arch="x86"
1833 ;;
1834esac
1835
1836is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1837enable $arch
e939cedd 1838
df5cdc24 1839# Add processor-specific flags
5d54c126
MR
1840if test "$cpu" = generic; then
1841 : do nothing
1842elif enabled ppc; then
343aef9b 1843
9dbd5c3d
MR
1844 case $cpu in
1845 601|ppc601|PowerPC601)
1846 cpuflags="-mcpu=601"
1847 ;;
1848 603*|ppc603*|PowerPC603*)
1849 cpuflags="-mcpu=603"
1850 ;;
1851 604*|ppc604*|PowerPC604*)
1852 cpuflags="-mcpu=604"
1853 ;;
1854 G3|g3|75*|ppc75*|PowerPC75*)
1855 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1856 ;;
1857 G4|g4|745*|ppc745*|PowerPC745*)
1858 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1859 ;;
1860 74*|ppc74*|PowerPC74*)
1861 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1862 ;;
1863 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1864 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1865 ;;
1866 Cell|CELL|cell)
1867 cpuflags="-mcpu=cell"
1868 enable ldbrx
1869 ;;
1870 esac
343aef9b
MR
1871
1872elif enabled x86; then
1873
9dbd5c3d
MR
1874 case $cpu in
1875 i[345]86|pentium)
1876 cpuflags="-march=$cpu"
1877 disable mmx
1878 ;;
1879 # targets that do NOT support conditional mov (cmov)
1880 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1881 cpuflags="-march=$cpu"
1882 disable cmov
1883 ;;
1884 # targets that do support conditional mov (cmov)
1885 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1886 cpuflags="-march=$cpu"
1887 enable cmov
1888 enable fast_cmov
1889 ;;
1890 # targets that do support conditional mov but on which it's slow
1891 pentium4|pentium4m|prescott|nocona)
1892 cpuflags="-march=$cpu"
1893 enable cmov
1894 disable fast_cmov
1895 ;;
1896 esac
343aef9b
MR
1897
1898elif enabled sparc; then
1899
9dbd5c3d
MR
1900 case $cpu in
1901 sparc64)
1902 cpuflags="-mcpu=v9"
1903 ;;
1904 esac
343aef9b
MR
1905
1906elif enabled arm; then
1907
34ba23c9
MR
1908 case $cpu in
1909 armv*)
1910 cpuflags="-march=$cpu"
1911 ;;
1912 *)
1913 cpuflags="-mcpu=$cpu"
1914 ;;
1915 esac
343aef9b
MR
1916
1917elif enabled alpha; then
1918
34ba23c9 1919 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1920
1921elif enabled bfin; then
1922
34ba23c9 1923 cpuflags="-mcpu=$cpu"
343aef9b
MR
1924
1925elif enabled mips; then
1926
34ba23c9 1927 cpuflags="-march=$cpu"
343aef9b
MR
1928
1929elif enabled avr32; then
1930
9dbd5c3d
MR
1931 case $cpu in
1932 ap7[02]0[0-2])
1933 subarch="avr32_ap"
1934 cpuflags="-mpart=$cpu"
1935 ;;
1936 ap)
1937 subarch="avr32_ap"
1938 cpuflags="-march=$cpu"
1939 ;;
1940 uc3[ab]*)
1941 subarch="avr32_uc"
1942 cpuflags="-mcpu=$cpu"
1943 ;;
1944 uc)
1945 subarch="avr32_uc"
1946 cpuflags="-march=$cpu"
1947 ;;
1948 esac
df5cdc24 1949
343aef9b
MR
1950fi
1951
df5cdc24
MR
1952add_cflags $cpuflags
1953add_asflags $cpuflags
1954
993f2d0f
MR
1955# compiler sanity check
1956check_exec <<EOF
1957int main(void){ return 0; }
1958EOF
1959if test "$?" != 0; then
1960 echo "$cc is unable to create an executable file."
1961 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1962 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1963 echo "Only do this if you know what cross compiling means."
1964 fi
1965 die "C compiler test failed."
1966fi
1967
38a9c529 1968add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1969check_cflags -std=c99
50a334e4 1970check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1971#include <stdlib.h>
1972EOF
50a334e4 1973check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1974#include <stdlib.h>
1975EOF
e9b9a2f8 1976
f0125de9
MR
1977check_host_cflags -std=c99
1978
b24dbcbd 1979case "$arch" in
e939cedd 1980 alpha|ia64|mips|parisc|sparc)
8a3c8627 1981 spic=$shared
b24dbcbd 1982 ;;
e939cedd 1983 x86)
cfdb6148 1984 subarch="x86_32"
e939cedd 1985 check_cc <<EOF && subarch="x86_64"
58b3536d 1986 int test[(int)sizeof(char*) - 7];
cfdb6148 1987EOF
de27f4d9 1988 if test "$subarch" = "x86_64"; then
e939cedd 1989 spic=$shared
de27f4d9 1990 fi
b24dbcbd 1991 ;;
b24dbcbd
RP
1992esac
1993
343aef9b 1994enable $subarch
8a3c8627 1995enabled spic && enable pic
5755bc88 1996check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1997
7483e694 1998# OS specific
4f854758 1999case $target_os in
7483e694 2000 beos|haiku|zeta)
c9d19248 2001 prefix_default="$HOME/config"
7483e694 2002 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2003 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2004 case "$gcc_version" in
2005 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2006 disable mmx
2007 ;;
2008 *20010315*) echo "BeBits gcc"
0f010b2f 2009 add_cflags -fno-expensive-optimizations
7483e694
DB
2010 ;;
2011 esac
7483e694
DB
2012 SHFLAGS=-nostart
2013 # enable BeOS things
2014 enable audio_beos
2015 # no need for libm, but the inet stuff
2016 # Check for BONE
2017 # XXX: actually should check for NOT net_server
78fe7631 2018 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2019 network_extralibs="-lbind -lsocket"
2020 else
2021 enable beos_netserver
2022 network_extralibs="-lnet"
2023 fi ;;
2024 sunos)
2025 FFSERVERLDFLAGS=""
9987769a 2026 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2027 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2028 network_extralibs="-lsocket -lnsl"
50a334e4 2029 add_cppflags -D__EXTENSIONS__
8182dc34 2030 nm_opts='-P -g'
7483e694
DB
2031 ;;
2032 netbsd)
07a8eef6
MR
2033 oss_indev_extralibs="-lossaudio"
2034 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2035 ;;
2036 openbsd)
89e053f8 2037 enable malloc_aligned
7c4a001a
MR
2038 # On OpenBSD 4.5. the compiler does not use PIC unless
2039 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2040 # however the generated executable will not do anything
2041 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2042 # Thus explicitly enable PIC here.
cd78208b 2043 enable pic
7483e694 2044 SHFLAGS='-shared'
07a8eef6
MR
2045 oss_indev_extralibs="-lossaudio"
2046 oss_outdev_extralibs="-lossaudio"
7483e694 2047 ;;
90b4f091 2048 freebsd|dragonfly)
89e053f8 2049 enable malloc_aligned
7483e694
DB
2050 ;;
2051 bsd/os)
2052 osextralibs="-lpoll -lgnugetopt"
2053 strip="strip -d"
2054 ;;
2055 darwin)
89e053f8 2056 enable malloc_aligned
0138c54e 2057 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2058 strip="strip -x"
2059 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2060 SLIBSUF=".dylib"
2061 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2062 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2063 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2064 objformat="macho"
1b0f6fb8 2065 enabled x86_64 && objformat="macho64"
8dfa86f7 2066 enabled_any pic shared ||
2704bd1a 2067 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2068 ;;
2069 mingw32*)
ad7da0b5
RP
2070 # Only WinXP or greater are supported
2071 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2072 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2073 disable network
2074 else
2075 target_os=mingw32
2076 fi
dcc01c06 2077 LIBTARGET=i386
1fc9fb8a 2078 if enabled x86_64; then
89e053f8 2079 enable malloc_aligned
dcc01c06 2080 LIBTARGET=x64
336cc1b0
MS
2081 elif enabled arm; then
2082 LIBTARGET=arm
dcc01c06 2083 fi
fbd971a4 2084 shlibdir_default="$bindir_default"
7483e694
DB
2085 disable ffserver
2086 SLIBPREF=""
2087 SLIBSUF=".dll"
7483e694
DB
2088 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2089 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2090 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2091 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2092 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2093 install -d "$(LIBDIR)"; \
2094 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2095 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2096 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2097 objformat="win32"
bc574408 2098 enable dos_paths
1894e741 2099 check_cflags -fno-common
b1549d61 2100 if ! enabled x86_64; then
f7ad5aa2
RP
2101 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2102 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2103 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2104 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2105 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2106 fi
7483e694
DB
2107 ;;
2108 cygwin*)
4f854758 2109 target_os=cygwin
fbd971a4 2110 shlibdir_default="$bindir_default"
7483e694
DB
2111 SLIBPREF="cyg"
2112 SLIBSUF=".dll"
2113 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2114 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2115 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2116 objformat="win32"
bc574408 2117 enable dos_paths
1894e741 2118 check_cflags -fno-common
7483e694 2119 ;;
4f365f37 2120 *-dos|freedos|opendos)
fdf11906 2121 disable ffplay ffserver
4f365f37
MK
2122 disable $INDEV_LIST $OUTDEV_LIST
2123 network_extralibs="-lsocket"
ff1c015d 2124 objformat="coff"
bc574408 2125 enable dos_paths
4f365f37 2126 ;;
7483e694 2127 linux)
7483e694
DB
2128 enable dv1394
2129 ;;
2130 irix*)
4f854758 2131 target_os=irix
7483e694
DB
2132 ranlib="echo ignoring ranlib"
2133 ;;
d22e8442 2134 os/2*)
d22e8442
DY
2135 strip="lxlite"
2136 ln_s="cp -f"
d22e8442 2137 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2138 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2139 FFSERVERLDFLAGS=""
287d3b13 2140 LIBSUF="_s.a"
d22e8442
DY
2141 SLIBPREF=""
2142 SLIBSUF=".dll"
2143 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2144 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2145 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2146 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2147 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2148 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2149 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2150 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2151 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2152 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2153 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2154 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2155 enable dos_paths
d22e8442 2156 ;;
83993c1c
AM
2157 gnu/kfreebsd)
2158 ;;
34e82167 2159 gnu)
34e82167 2160 ;;
d22e8442 2161
7483e694 2162 *)
4f924f9a 2163 die "Unknown OS '$target_os'."
7483e694
DB
2164 ;;
2165esac
2166
c9d19248
MR
2167set_default $PATHS_LIST
2168
c597172e 2169add_extralibs $osextralibs
de6d9b64 2170
28d8e661
DB
2171# Combine FFLDFLAGS and the LDFLAGS environment variable.
2172LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2173
320d060a 2174# we need to build at least one lib type
93b3c083 2175if ! enabled_any static shared; then
320d060a
DB
2176 cat <<EOF
2177At least one library type must be built.
2178Specify --enable-static to build the static libraries or --enable-shared to
2179build the shared libraries as well. To only build the shared libraries specify
2180--disable-static in addition to --enable-shared.
2181EOF
2182 exit 1;
2183fi
2184
abc4e572 2185disabled static && LIBNAME=""
2a320695 2186
a2234ceb
RP
2187if enabled_any libfaad libfaadbin ; then
2188 if check_header faad.h; then
295b8c70 2189 check_cc <<EOF
a2234ceb
RP
2190#include <faad.h>
2191#ifndef FAAD2_VERSION
2192ok faad1
2193#endif
db817cf3 2194int main(void) { return 0; }
a2234ceb
RP
2195EOF
2196 test $? = 0 && enable libfaad2
2197 else
ff3dac65 2198 die "FAAD test failed."
a2234ceb
RP
2199 fi
2200fi
2201
2202
2184c6f7 2203die_license_disabled() {
4c27207c 2204 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2205}
2206
2207die_license_disabled gpl libfaad2
2208die_license_disabled gpl libx264
2209die_license_disabled gpl libxvid
2210die_license_disabled gpl postproc
2211die_license_disabled gpl x11grab
2212
2f7ae63b 2213die_license_disabled nonfree libfaac
b2e3c528 2214
0b175caa
DB
2215die_license_disabled version3 libopencore_amrnb
2216die_license_disabled version3 libopencore_amrwb
2217
9cad0e4e 2218enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2219
9eeed841 2220check_deps $ARCH_EXT_LIST
0f3cb305 2221
40617a6d 2222disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2223
e276d9e8
MR
2224enable_pic() {
2225 enable pic
bce7b696
MR
2226 add_cppflags -DPIC
2227 add_cflags -fPIC
2228 add_asflags -fPIC
e276d9e8
MR
2229}
2230
2231enabled pic && enable_pic
bce7b696 2232
b4d96ba2
MR
2233check_cc <<EOF || die "Symbol mangling check failed."
2234int ff_extern;
2235EOF
8182dc34 2236sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2237extern_prefix=${sym%%ff_extern*}
2238
f65883c8
MR
2239check_cc <<EOF && enable inline_asm
2240void foo(void) { __asm__ volatile ("" ::); }
2241EOF
61d251db 2242
df5e3978
MR
2243_restrict=
2244for restrict_keyword in restrict __restrict__ __restrict; do
2245 check_cc <<EOF && _restrict=$restrict_keyword && break
2246void foo(char * $restrict_keyword p);
2247EOF
2248done
2249
2250check_cc <<EOF && enable attribute_packed
2251struct { int x; } __attribute__((packed)) x;
2252EOF
2253
2254check_cc <<EOF || die "endian test failed"
2255unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2256EOF
48fc536a 2257od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2258
e939cedd
MR
2259if enabled alpha; then
2260
2261 check_cflags -mieee
2262
2263elif enabled arm; then
e45391bb 2264
50fa82e6
MR
2265 check_cflags -marm
2266
fa0912fe
MR
2267 check_ld <<EOF && enable vfp_args
2268__asm__ (".eabi_attribute 28, 1");
2269int main(void) { return 0; }
2270EOF
2271
2272 # We have to check if pld is a nop and disable it.
2273 check_asm pld '"pld [r0]"'
2274
2275 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2276 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2277 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2278 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2279 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2280 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2281
e276d9e8
MR
2282 enabled_all armv6t2 shared !pic && enable_pic
2283
e939cedd
MR
2284elif enabled ia64; then
2285
2286 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2287 enabled shared && enable_weak hardcoded_tables
2288
fa0912fe 2289elif enabled mips; then
e45391bb 2290
fa0912fe
MR
2291 check_asm loongson '"dmult.g $1, $2, $3"'
2292 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2293
fa0912fe 2294elif enabled ppc; then
e45391bb 2295
fa0912fe
MR
2296 check_asm dcbzl '"dcbzl 0, 1"'
2297 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2298 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2299
2300 # AltiVec flags: The FSF version of GCC differs from the Apple version
2301 if enabled altivec; then
2302 check_cflags -maltivec -mabi=altivec &&
2303 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2304 check_cflags -faltivec
2305
2306 # check if our compiler supports Motorola AltiVec C API
2307 check_cc <<EOF || disable altivec
2308$inc_altivec_h
2309int main(void) {
2310 vector signed int v1, v2, v3;
2311 v1 = vec_add(v2,v3);
2312 return 0;
2313}
2314EOF
2315
2316 # check if our compiler supports braces for vector declarations
2317 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2318$inc_altivec_h
2319int main (void) { (vector int) {1}; return 0; }
2320EOF
2321 fi
e45391bb 2322
fa0912fe 2323elif enabled sparc; then
e45391bb 2324
fa0912fe
MR
2325 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2326 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2327
fa0912fe 2328elif enabled x86; then
e45391bb 2329
44965991
PI
2330 # check whether EBP is available on x86
2331 # As 'i' is stored on the stack, this program will crash
2332 # if the base pointer is used to access it because the
2333 # base pointer is cleared in the inline assembly code.
7dfef245 2334 check_exec_crash <<EOF && enable ebp_available
44965991 2335 volatile int i=0;
be449fca 2336 __asm__ volatile (
44965991
PI
2337 "xorl %%ebp, %%ebp"
2338 ::: "%ebp");
2339 return i;
44965991
PI
2340EOF
2341
f494213c 2342 # check whether EBX is available on x86
7cee5421
MR
2343 check_asm ebx_available '""::"b"(0)' &&
2344 check_asm ebx_available '"":::"%ebx"'
8e380710 2345
d3a4b4e0
DB
2346 # check whether more than 10 operands are supported
2347 check_cc <<EOF && enable ten_operands
2348int main(void) {
2349 int x=0;
2350 __asm__ volatile(
2351 ""
2352 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2353 );
2354 return 0;
2355}
2356EOF
2357
d7f0920b 2358 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2359 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2360 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2361
2362 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2363
d52481b9 2364 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2365 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2366 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2367 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2368 case "$objformat" in
2369 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2370 esac
7595a5e4 2371 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2372
669b5583
MR
2373 case "$cpu" in
2374 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2375 disable fast_clz
2376 ;;
2377 esac
2378
44965991
PI
2379fi
2380
a98bb16d
RP
2381if check_func dlopen; then
2382 ldl=
2383elif check_func dlopen -ldl; then
2384 ldl=-ldl
8bf5d58f
MN
2385fi
2386
75ecf149
DB
2387# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2388check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2389
7483e694 2390check_func fork
84882df6 2391check_func getaddrinfo $network_extralibs
7483e694
DB
2392check_func gethrtime
2393check_func getrusage
094c09bb 2394check_func inet_aton $network_extralibs
abfc8d05 2395check_func isatty
7483e694
DB
2396check_func memalign
2397check_func mkstemp
1f91cdce 2398check_func posix_memalign
b507ebd1 2399check_func_headers io.h setmode
e4673692 2400check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2401check_func_headers windows.h GetProcessTimes
7c5bfe7a 2402check_func_headers windows.h VirtualAlloc
6ffa87d3 2403
e16e49ac 2404check_header conio.h
a98bb16d 2405check_header dlfcn.h
92c6a099 2406check_header dxva2api.h
a98bb16d 2407check_header malloc.h
bf6ce82d 2408check_header poll.h
b58412f1 2409check_header sys/mman.h
b091aa44 2410check_header sys/resource.h
bf6ce82d 2411check_header sys/select.h
a98bb16d 2412check_header termios.h
272081b0
CEH
2413check_header vdpau/vdpau.h
2414check_header vdpau/vdpau_x11.h
68178ca9 2415check_header X11/extensions/XvMClib.h
a98bb16d 2416
89e053f8
MR
2417if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2418 enabled_any $need_memalign ; then
1f91cdce 2419 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2420fi
e16e49ac 2421
a4fa192c 2422disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2423disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2424
2425# check for some common methods of building with pthread support
2426# do this before the optional library checks as some of them require pthreads
2427if enabled pthreads; then
9e7fd101
MR
2428 if check_func pthread_create; then
2429 :
2430 elif check_func pthread_create -pthread; then
2431 add_cflags -pthread
afc9aee2 2432 add_extralibs -pthread
9e7fd101
MR
2433 elif check_func pthread_create -pthreads; then
2434 add_cflags -pthreads
afc9aee2 2435 add_extralibs -pthreads
8d94f606
GT
2436 elif check_func pthread_create -lpthreadGC2; then
2437 add_extralibs -lpthreadGC2
9e7fd101
MR
2438 elif ! check_lib pthread.h pthread_create -lpthread; then
2439 die "ERROR: can't find pthreads library"
2440 fi
57bd82d4
MR
2441fi
2442
8eee7025 2443for thread in $THREADS_LIST; do
e5f94c2b 2444 if enabled $thread; then
3ae3b721
RP
2445 test -n "$thread_type" &&
2446 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2447 thread_type="$thread"
e5f94c2b
RP
2448 fi
2449done
2450
fdf88598 2451check_lib math.h sin -lm
ff418735 2452check_lib va/va.h vaInitialize -lva
fdf88598 2453
6b7c7703
VS
2454check_func exp2
2455check_func exp2f
ad420e25
MR
2456check_func llrint
2457check_func log2
6b7c7703 2458check_func log2f
ad420e25
MR
2459check_func lrint
2460check_func lrintf
2461check_func round
2462check_func roundf
2463check_func truncf
f32adb22 2464
57bd82d4 2465# these are off by default, so fail if requested and not available
79fda097 2466enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2467enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2468 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2469 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2470enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2471enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2472enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2473enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2474enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2475enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2476enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2477enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2478enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2479 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2480enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2481enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2482enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2483enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2484 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2485 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2486enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2487enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2488
0b4a1821
AS
2489# libdc1394 check
2490if enabled libdc1394; then
2491 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2492 enable libdc1394_2; } ||
2493 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2494 enable libdc1394_1; } ||
2495 die "ERROR: No version of libdc1394 found "
2496fi
2497
6a1a892f 2498SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2499if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2500 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2501 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2502 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2503 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2504 enable sdl &&
2505 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2506fi
57bd82d4 2507
2270b4b2 2508texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2509
73b46a95 2510if enabled network; then
96000432 2511 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2512 check_type netdb.h "struct addrinfo"
ff6e82a9 2513 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2514 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2515 # Prefer arpa/inet.h over winsock2
2516 if check_header arpa/inet.h ; then
2517 check_func closesocket
2518 elif check_header winsock2.h ; then
f4c13872
MS
2519 check_func_headers winsock2.h closesocket -lws2 && \
2520 network_extralibs="-lws2" || \
2521 { check_func_headers winsock2.h closesocket -lws2_32 && \
2522 network_extralibs="-lws2_32"; }
72be9e73 2523 check_type ws2tcpip.h socklen_t
c0018613 2524 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2525 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2526 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2527 else
2528 disable network
73b46a95
RP
2529 fi
2530fi
2531
b6f3d925 2532enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2533#include <sys/types.h>
2534#include <sys/socket.h>
2535#include <netinet/in.h>
2536#include <netdb.h>
db817cf3 2537int main(void) {
7483e694
DB
2538 struct sockaddr_storage saddr;
2539 struct ipv6_mreq mreq6;
2540 getaddrinfo(0,0,0,0);
2541 getnameinfo(0,0,0,0,0,0,0);
2542 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2543}
2544EOF
2545
06e31011
RP
2546check_header linux/videodev.h
2547check_header linux/videodev2.h
1b6e8b73 2548check_header sys/videoio.h
47f38850 2549
2446d3d6 2550check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2551
f8aa696f 2552# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2553{ check_header dev/bktr/ioctl_meteor.h &&
2554 check_header dev/bktr/ioctl_bt848.h; } ||
2555{ check_header machine/ioctl_meteor.h &&
2556 check_header machine/ioctl_bt848.h; } ||
2557{ check_header dev/video/meteor/ioctl_meteor.h &&
2558 check_header dev/video/bktr/ioctl_bt848.h; } ||
2559check_header dev/ic/bt8xx.h
f8aa696f 2560
c7682de0
RP
2561check_header sys/soundcard.h
2562check_header soundcard.h
deb29777 2563
b6f3d925 2564enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2565
0e57fe17 2566enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2567
56a059ac 2568enabled x11grab &&
f58f4ce1
GP
2569check_header X11/Xlib.h &&
2570check_header X11/extensions/XShm.h &&
0a045661 2571check_header X11/extensions/Xfixes.h &&
f58f4ce1 2572check_func XOpenDisplay -lX11 &&
781c1aa6
R
2573check_func XShmCreateImage -lX11 -lXext &&
2574check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2575
598ef02b 2576if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2577check_cpp_condition \
2578 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2579 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2580 disable vdpau; }
abf649c7 2581fi
deda2a4a 2582
95e561ec 2583enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2584
2585# add some useful compiler flags if supported
2586check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2587check_cflags -Wall
2588check_cflags -Wno-switch
c07bd6a9
MN
2589check_cflags -Wdisabled-optimization
2590check_cflags -Wpointer-arith
2591check_cflags -Wredundant-decls
cc1fb623 2592check_cflags -Wno-pointer-sign
f4929996 2593check_cflags -Wcast-qual
9aceb3cf 2594check_cflags -Wwrite-strings
652a5bf6 2595check_cflags -Wtype-limits
764551c6 2596check_cflags -Wundef
5af4e0cc 2597enabled extra_warnings && check_cflags -Winline
cf9d24ad 2598
57bd82d4 2599# add some linker flags
5c0e9479 2600check_ldflags -Wl,--warn-common
8351d2ba
DB
2601check_ldflags -Wl,--as-needed
2602check_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 2603check_ldflags -Wl,-Bsymbolic
94a3401e 2604
a482e61b
MR
2605echo "X{};" > $TMPV
2606test_ldflags -Wl,--version-script,$TMPV &&
2607 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2608
bd2216e4
MR
2609if enabled small; then
2610 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2611 optimizations="small"
2612elif enabled optimizations; then
629687f6 2613 if enabled xlc; then
0f010b2f
DB
2614 add_cflags -O5
2615 add_ldflags -O5
03279bbe
MK
2616 elif enabled suncc; then
2617 add_cflags -O5
df442a8d
MR
2618 elif enabled ccc; then
2619 add_cflags -fast
cf9d24ad 2620 else
0f010b2f 2621 add_cflags -O3
cf9d24ad 2622 fi
cddf3f45 2623fi
11fdbc44 2624check_cflags -fno-math-errno
b2eb2ff0 2625check_cflags -fno-signed-zeros
cddf3f45 2626
629687f6 2627if enabled icc; then
b1598b58
MR
2628 # Just warnings, no remarks
2629 check_cflags -w1
2630 # -wd: Disable following warnings
2631 # 144, 167, 556: -Wno-pointer-sign
2632 # 10006: ignoring unknown option -fno-signed-zeros
2633 # 10156: ignoring option '-W'; no argument required
2634 check_cflags -wd144,167,556,10006,10156
2635 # 11030: Warning unknown option --as-needed
2636 # 10156: ignoring option '-export'; no argument required
2637 check_ldflags -wd10156,11030
2638 # Allow to compile with optimizations
2639 check_ldflags -march=$cpu
be2cf98a
CEH
2640 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2641 enable ebp_available
df442a8d
MR
2642elif enabled ccc; then
2643 # disable some annoying warnings
2644 add_cflags -msg_disable cvtu32to64
2645 add_cflags -msg_disable embedcomment
2646 add_cflags -msg_disable needconstext
2647 add_cflags -msg_disable nomainieee
2648 add_cflags -msg_disable ptrmismatch1
2649 add_cflags -msg_disable unreachcode
973859f5
MR
2650elif enabled gcc; then
2651 check_cflags -fno-tree-vectorize
06da6943
DC
2652elif enabled clang; then
2653 check_cflags -Qunused-arguments
504a64b9
CEH
2654fi
2655
90be59ef 2656if enabled gprof; then
0f010b2f
DB
2657 add_cflags -p
2658 add_ldflags -p
1db54e20
DB
2659fi
2660
7f3c02fc 2661# Find out if the .align argument is a power of two or not.
9377b6ce 2662check_asm asmalign_pot '".align 3"'
4454dc1b 2663
7483e694
DB
2664enabled_any $DECODER_LIST && enable decoders
2665enabled_any $ENCODER_LIST && enable encoders
5666fd73 2666enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2667enabled_any $BSF_LIST && enable bsfs
2668enabled_any $DEMUXER_LIST && enable demuxers
2669enabled_any $MUXER_LIST && enable muxers
f7679c54 2670enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2671enabled_any $INDEV_LIST && enable indevs
2672enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2673enabled_any $PROTOCOL_LIST && enable protocols
2674
2675enabled_any $THREADS_LIST && enable threads
2676
2677check_deps $CONFIG_LIST \
b6bb00b0 2678 $CONFIG_EXTRA \
7483e694
DB
2679 $HAVE_LIST \
2680 $DECODER_LIST \
2681 $ENCODER_LIST \
5666fd73 2682 $HWACCEL_LIST \
7483e694
DB
2683 $PARSER_LIST \
2684 $BSF_LIST \
2685 $DEMUXER_LIST \
2686 $MUXER_LIST \
f7679c54 2687 $FILTER_LIST \
7483e694
DB
2688 $INDEV_LIST \
2689 $OUTDEV_LIST \
2690 $PROTOCOL_LIST \
f70f03f6 2691
c8a4ae00
MR
2692enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2693
3e89171a 2694echo "install prefix $prefix"
f36958f8
DB
2695echo "source path $source_path"
2696echo "C compiler $cc"
bfd5afd8 2697echo ".align is power-of-two $asmalign_pot"
f36958f8 2698echo "ARCH $arch ($cpu)"
ce8871c2
MR
2699if test "$build_suffix" != ""; then
2700 echo "build suffix $build_suffix"
eb94aca9 2701fi
ac63af34
DB
2702if test "$extra_version" != ""; then
2703 echo "version string suffix $extra_version"
2704fi
0db2ce77 2705echo "big-endian ${bigendian-no}"
e90f5b5a 2706echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2707if enabled x86; then
af44e8e4 2708 echo "yasm ${yasm-no}"
0db2ce77 2709 echo "MMX enabled ${mmx-no}"
30e98e62 2710 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2711 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2712 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2713 echo "SSE enabled ${sse-no}"
30e98e62 2714 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2715 echo "CMOV enabled ${cmov-no}"
2716 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2717 echo "EBX available ${ebx_available-no}"
2718 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2719 echo "10 operands supported ${ten_operands-no}"
e41e8342 2720fi
5b6c2cbd 2721if enabled arm; then
0db2ce77
MR
2722 echo "ARMv5TE enabled ${armv5te-no}"
2723 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2724 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2725 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2726 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2727 echo "NEON enabled ${neon-no}"
eba9ae3c 2728fi
5b6c2cbd 2729if enabled mips; then
0db2ce77 2730 echo "MMI enabled ${mmi-no}"
e41e8342 2731fi
5b6c2cbd 2732if enabled ppc; then
0db2ce77 2733 echo "AltiVec enabled ${altivec-no}"
30e98e62 2734 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2735 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2736 echo "performance report ${powerpc_perf-no}"
2737fi
2738if enabled sparc; then
2739 echo "VIS enabled ${vis-no}"
e41e8342 2740fi
0db2ce77
MR
2741echo "gprof enabled ${gprof-no}"
2742echo "debug symbols ${debug-no}"
87a0fb62 2743echo "strip symbols ${stripping-no}"
8400d6b8 2744echo "optimizations ${optimizations-no}"
0db2ce77
MR
2745echo "static ${static-no}"
2746echo "shared ${shared-no}"
4a24ab64 2747echo "postprocessing support ${postproc-no}"
f7679c54 2748echo "new filter support ${avfilter-no}"
81124ba0 2749echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2750echo "network support ${network-no}"
90be59ef 2751if enabled network; then
0db2ce77 2752 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2753fi
0db2ce77
MR
2754echo "threading support ${thread_type-no}"
2755echo "SDL support ${sdl-no}"
0db2ce77
MR
2756echo "Sun medialib support ${mlib-no}"
2757echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2758echo "libdc1394 support ${libdc1394-no}"
690bfceb 2759echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2760echo "libfaac enabled ${libfaac-no}"
2761echo "libfaad enabled ${libfaad-no}"
7e0871a7 2762echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2763echo "libgsm enabled ${libgsm-no}"
2764echo "libmp3lame enabled ${libmp3lame-no}"
2765echo "libnut enabled ${libnut-no}"
0b175caa
DB
2766echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2767echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2768echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2769echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2770echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2771echo "libtheora enabled ${libtheora-no}"
2772echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2773echo "libx264 enabled ${libx264-no}"
2774echo "libxvid enabled ${libxvid-no}"
0db2ce77 2775echo "zlib enabled ${zlib-no}"
f402916e 2776echo "bzlib enabled ${bzlib-no}"
2c62e737 2777echo
de6d9b64 2778
5666fd73 2779for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2780 echo "Enabled ${type}s:"
f65c9da1 2781 eval list=\$$(toupper $type)_LIST
8138b9db 2782 for part in $list; do
f65c9da1
MR
2783 enabled $part && echo ${part%_*}
2784 done | sort | pr -3 -t
2785 echo
8138b9db
RP
2786done
2787
ba7a7039 2788license="LGPL version 2.1 or later"
ba321adb 2789if enabled nonfree; then
ba7a7039 2790 license="nonfree and unredistributable"
9cad0e4e
DB
2791elif enabled gplv3; then
2792 license="GPL version 3 or later"
2793elif enabled lgplv3; then
2794 license="LGPL version 3 or later"
ba321adb 2795elif enabled gpl; then
ba7a7039 2796 license="GPL version 2 or later"
ba321adb
JK
2797fi
2798
2799echo "License: $license"
ca5323af 2800
cf1392e9
DB
2801echo "Creating config.mak and config.h..."
2802
df642790
MR
2803# build tree in object directory if source path is different from current one
2804if enabled source_path_used; then
2805 DIRS="
2806 doc
2807 libavcodec
2808 libavcodec/$arch
2809 libavdevice
2810 libavfilter
2811 libavformat
2812 libavutil
2813 libavutil/$arch
2814 libpostproc
2815 libswscale
2816 libswscale/$arch
2817 tests
2818 tools
2819 "
2820 FILES="
2821 Makefile
2822 common.mak
2823 subdir.mak
2824 doc/texi2pod.pl
2825 libavcodec/Makefile
2826 libavdevice/Makefile
2827 libavfilter/Makefile
2828 libavformat/Makefile
2829 libavutil/Makefile
2830 libpostproc/Makefile
2831 libswscale/Makefile
2832 "
2833 for dir in $DIRS ; do
2834 mkdir -p $dir
2835 done
2836 for f in $FILES ; do
2837 $ln_s "$source_path/$f" $f
2838 done
2839fi
2840
ad212cc6
MR
2841enabled stripping || strip="echo skipping strip"
2842
173c983b
MR
2843cat > config.mak <<EOF
2844# Automatically generated by configure - do not modify!
2845ifndef FFMPEG_CONFIG_MAK
2846FFMPEG_CONFIG_MAK=1
2847FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2848prefix=$prefix
2849LIBDIR=\$(DESTDIR)$libdir
2850SHLIBDIR=\$(DESTDIR)$shlibdir
2851INCDIR=\$(DESTDIR)$incdir
2852BINDIR=\$(DESTDIR)$bindir
2853DATADIR=\$(DESTDIR)$datadir
2854MANDIR=\$(DESTDIR)$mandir
2855SRC_PATH="$source_path"
2856SRC_PATH_BARE=$source_path
2857BUILD_ROOT="$PWD"
2858ARCH=$arch
2859CC=$cc
2860AS=$as
2861LD=$ld
2862DEPCC=$dep_cc
2863YASM=$yasmexe
2864AR=$ar
2865RANLIB=$ranlib
2866LN_S=$ln_s
2867STRIP=$strip
2868CPPFLAGS=$CPPFLAGS
2869CFLAGS=$CFLAGS
2870ASFLAGS=$ASFLAGS
2871CC_O=$CC_O
2872LDFLAGS=$LDFLAGS
2873FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2874SHFLAGS=$SHFLAGS
2875YASMFLAGS=$YASMFLAGS
2876BUILDSUF=$build_suffix
2877FULLNAME=$FULLNAME
2878LIBPREF=$LIBPREF
2879LIBSUF=$LIBSUF
2880LIBNAME=$LIBNAME
2881SLIBPREF=$SLIBPREF
2882SLIBSUF=$SLIBSUF
2883EXESUF=$EXESUF
2884EXTRA_VERSION=$extra_version
2885DEPFLAGS=$DEPFLAGS
2886CCDEP=$CCDEP
2887ASDEP=$ASDEP
2888CC_DEPFLAGS=$CC_DEPFLAGS
2889AS_DEPFLAGS=$AS_DEPFLAGS
2890HOSTCC=$host_cc
2891HOSTCFLAGS=$host_cflags
2892HOSTEXESUF=$HOSTEXESUF
2893HOSTLDFLAGS=$host_ldflags
2894HOSTLIBS=$host_libs
2895TARGET_EXEC=$target_exec
2896TARGET_PATH=$target_path
2897SDL_LIBS=$sdl_libs
2898SDL_CFLAGS=$sdl_cflags
2899LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2900EXTRALIBS=$extralibs
2901EOF
5a872801 2902
719c8e00
MR
2903get_version(){
2904 name=$1
2905 file=$source_path/$2
147e7692
MR
2906 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2907 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2908 lcname=$(tolower $name)
2909 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2910 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2911}
2912
147e7692
MR
2913get_version LIBSWSCALE libswscale/swscale.h
2914get_version LIBPOSTPROC libpostproc/postprocess.h
2915get_version LIBAVCODEC libavcodec/avcodec.h
2916get_version LIBAVDEVICE libavdevice/avdevice.h
2917get_version LIBAVFORMAT libavformat/avformat.h
2918get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2919get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2920
173c983b
MR
2921enabled shared && cat >> config.mak <<EOF
2922LIBTARGET=${LIBTARGET}
2923SLIBNAME=${SLIBNAME}
2924SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2925SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2926SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2927SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2928SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2929SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2930EOF
523ef551 2931
173c983b
MR
2932enabled asmalign_pot || align_shift="1 <<"
2933
2934cat > $TMPH <<EOF
2935/* Automatically generated by configure - do not modify! */
2936#ifndef FFMPEG_CONFIG_H
2937#define FFMPEG_CONFIG_H
2938#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2939#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2940#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2941#define CC_TYPE "$cc_type"
2942#define CC_VERSION $cc_version
2943#define restrict $_restrict
2944#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2945#define EXTERN_PREFIX "${extern_prefix}"
2946#define EXTERN_ASM ${extern_prefix}
2947EOF
523ef551
DB
2948
2949if enabled small || disabled optimizations; then
2950 echo "#define av_always_inline" >> $TMPH
2951fi
2952
3d907e22
MR
2953print_config ARCH_ $TMPH config.mak $ARCH_LIST
2954print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2955print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2956 $CONFIG_EXTRA \
7483e694
DB
2957 $DECODER_LIST \
2958 $ENCODER_LIST \
5666fd73 2959 $HWACCEL_LIST \
7483e694
DB
2960 $PARSER_LIST \
2961 $BSF_LIST \
2962 $DEMUXER_LIST \
2963 $MUXER_LIST \
f7679c54 2964 $FILTER_LIST \
7483e694
DB
2965 $PROTOCOL_LIST \
2966 $INDEV_LIST \
2967 $OUTDEV_LIST \
8ac17293 2968
9c05103f 2969echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2970echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2971
b7860763 2972# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2973cp_if_changed $TMPH config.h
3d204385 2974
a3e02a8c
MR
2975cat > $TMPH <<EOF
2976/* Generated by ffconf */
2977#ifndef AVUTIL_AVCONFIG_H
2978#define AVUTIL_AVCONFIG_H
2979EOF
2980
2981print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2982
2983echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2984
2985cp_if_changed $TMPH libavutil/avconfig.h
2986
d0674868 2987# build pkg-config files
def4272a 2988
d0674868
DB
2989pkgconfig_generate(){
2990name=$1
b0dfd108 2991shortname=${name#lib}${build_suffix}
d0674868
DB
2992comment=$2
2993version=$3
2994libs=$4
2995requires=$5
25cd5cb3 2996cat <<EOF > $name/$name.pc
3e89171a 2997prefix=$prefix
a94e666c 2998exec_prefix=\${prefix}
f2b7382c 2999libdir=$libdir
7622778e 3000includedir=$incdir
def4272a 3001
d0674868
DB
3002Name: $name
3003Description: $comment
3004Version: $version
8cd6b388 3005Requires: $(enabled shared || echo $requires)
5dcfe9f8 3006Requires.private: $(enabled shared && echo $requires)
def4272a 3007Conflicts:
8cd6b388 3008Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3009Libs.private: $(enabled shared && echo $libs)
76a448ed 3010Cflags: -I\${includedir}
def4272a 3011EOF
25cd5cb3 3012cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3013prefix=
3014exec_prefix=
46d1ff83 3015libdir=\${pcfiledir}
1d44d365 3016includedir=${source_path}
def4272a 3017
d0674868
DB
3018Name: $name
3019Description: $comment
3020Version: $version
3021Requires: $requires
def4272a 3022Conflicts:
12701f6e 3023Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3024Cflags: -I\${includedir}
3025EOF
d0674868 3026}
def4272a 3027
e426941d 3028pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3029pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3030pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3031pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3032enabled avfilter &&
46983309 3033 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3034enabled postproc &&
e426941d 3035 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3036pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"