configure: add check_struct function
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
109 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
110 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
111 --enable-memalign-hack emulate memalign, interferes with memory debuggers
112 --enable-beos-netserver enable BeOS netserver
113 --disable-encoder=NAME disable encoder NAME
114 --enable-encoder=NAME enable encoder NAME
115 --disable-encoders disable all encoders
116 --disable-decoder=NAME disable decoder NAME
117 --enable-decoder=NAME enable decoder NAME
118 --disable-decoders disable all decoders
119 --disable-hwaccel=NAME disable hwaccel NAME
120 --enable-hwaccel=NAME enable hwaccel NAME
121 --disable-hwaccels disable all hwaccels
122 --disable-muxer=NAME disable muxer NAME
123 --enable-muxer=NAME enable muxer NAME
124 --disable-muxers disable all muxers
125 --disable-demuxer=NAME disable demuxer NAME
126 --enable-demuxer=NAME enable demuxer NAME
127 --disable-demuxers disable all demuxers
128 --enable-parser=NAME enable parser NAME
129 --disable-parser=NAME disable parser NAME
130 --disable-parsers disable all parsers
131 --enable-bsf=NAME enable bitstream filter NAME
132 --disable-bsf=NAME disable bitstream filter NAME
133 --disable-bsfs disable all bitstream filters
134 --enable-protocol=NAME enable protocol NAME
135 --disable-protocol=NAME disable protocol NAME
136 --disable-protocols disable all protocols
137 --disable-indev=NAME disable input device NAME
138 --disable-outdev=NAME disable output device NAME
139 --disable-indevs disable input devices
140 --disable-outdevs disable output devices
141 --disable-devices disable all devices
142 --enable-filter=NAME enable filter NAME
143 --disable-filter=NAME disable filter NAME
144 --disable-filters disable all filters
145 --list-decoders show all available decoders
146 --list-encoders show all available encoders
147 --list-hwaccels show all available hardware accelerators
148 --list-muxers show all available muxers
149 --list-demuxers show all available demuxers
150 --list-parsers show all available parsers
151 --list-protocols show all available protocols
152 --list-bsfs show all available bitstream filters
153 --list-indevs show all available input devices
154 --list-outdevs show all available output devices
155 --list-filters show all available filters
156
157External library support:
158 --enable-avisynth enable reading of AVISynth script files [no]
159 --enable-bzlib enable bzlib [autodetect]
160 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
161 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
162 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
163 and libraw1394 [no]
164 --enable-libdirac enable Dirac support via libdirac [no]
165 --enable-libfaac enable FAAC support via libfaac [no]
166 --enable-libfaad enable FAAD support via libfaad [no]
167 --enable-libfaadbin open libfaad.so.0 at runtime [no]
168 --enable-libgsm enable GSM support via libgsm [no]
169 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
170 --enable-libnut enable NUT (de)muxing via libnut,
171 native (de)muxer exists [no]
172 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
173 --enable-libschroedinger enable Dirac support via libschroedinger [no]
174 --enable-libspeex enable Speex decoding via libspeex [no]
175 --enable-libtheora enable Theora encoding via libtheora [no]
176 --enable-libvorbis enable Vorbis encoding via libvorbis,
177 native implementation exists [no]
178 --enable-libx264 enable H.264 encoding via x264 [no]
179 --enable-libxvid enable Xvid encoding via xvidcore,
180 native MPEG-4/Xvid encoder exists [no]
181 --enable-mlib enable Sun medialib [no]
182 --enable-zlib enable zlib [autodetect]
183
184Advanced options (experts only):
185 --source-path=PATH path to source code [$source_path]
186 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
187 --enable-cross-compile assume a cross-compiler is used
188 --sysroot=PATH root of cross-build tree
189 --sysinclude=PATH location of cross-build system headers
190 --target-os=OS compiler targets OS [$target_os]
191 --target-exec=CMD command to run executables on target
192 --target-path=DIR path to view of build directory on target
193 --nm=NM use nm tool
194 --as=AS use assembler AS [$as_default]
195 --cc=CC use C compiler CC [$cc_default]
196 --ld=LD use linker LD
197 --host-cc=HOSTCC use host C compiler HOSTCC
198 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
199 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
200 --host-libs=HLIBS use libs HLIBS when linking for host
201 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
202 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
203 --extra-libs=ELIBS add ELIBS [$ELIBS]
204 --extra-version=STRING version string suffix []
205 --build-suffix=SUFFIX library name suffix []
206 --arch=ARCH select architecture [$arch]
207 --cpu=CPU select the minimum required CPU (affects
208 instruction selection, may crash on older CPUs)
209 --enable-powerpc-perf enable performance report on PPC
210 (requires enabling PMC)
211 --disable-altivec disable AltiVec optimizations
212 --disable-amd3dnow disable 3DNow! optimizations
213 --disable-amd3dnowext disable 3DNow! extended optimizations
214 --disable-mmx disable MMX optimizations
215 --disable-mmx2 disable MMX2 optimizations
216 --disable-sse disable SSE optimizations
217 --disable-ssse3 disable SSSE3 optimizations
218 --disable-armv5te disable armv5te optimizations
219 --disable-armv6 disable armv6 optimizations
220 --disable-armv6t2 disable armv6t2 optimizations
221 --disable-armvfp disable ARM VFP optimizations
222 --disable-iwmmxt disable iwmmxt optimizations
223 --disable-mmi disable MMI optimizations
224 --disable-neon disable neon optimizations
225 --disable-vis disable VIS optimizations
226 --disable-yasm disable use of yasm assembler
227 --enable-pic build position-independent code
228
229Developer options (useful when working on FFmpeg itself):
230 --disable-debug disable debugging symbols
231 --enable-debug=LEVEL set the debug level [$debuglevel]
232 --enable-gprof enable profiling with gprof [$gprof]
233 --disable-optimizations disable compiler optimizations
234 --enable-extra-warnings enable more compiler warnings
235 --disable-stripping disable stripping of executables and shared libraries
236
237NOTE: Object files are built at the place where configure is launched.
238EOF
60e8bc13 239 exit 0
74c53c2d 240}
cf9d24ad 241
57bd82d4 242log(){
2270b4b2 243 echo "$@" >> $logfile
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244}
245
720c69da 246log_file(){
c8e9f801 247 log BEGIN $1
2270b4b2 248 pr -n -t $1 >> $logfile
c8e9f801
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249 log END $1
250}
251
2ba042a7 252echolog(){
c8e9f801 253 log "$@"
57bd82d4 254 echo "$@"
2ba042a7
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255}
256
257die(){
258 echolog "$@"
259 cat <<EOF
d326cf7f 260
2ba042a7
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261If you think configure made a mistake, make sure you are using the latest
262version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 263ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 264EOF
e155a21a 265 if disabled logging; then
2ba042a7 266 cat <<EOF
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267Rerun configure with logging enabled (do not use --disable-logging), and
268include the log this produces with your report.
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269EOF
270 else
271cat <<EOF
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272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
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274EOF
275 fi
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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282}
283
4a5444db 284tolower(){
6c6007d6 285 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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286}
287
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288c_escape(){
289 echo "$*" | sed 's/["\\]/\\\0/g'
290}
291
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292sh_quote(){
293 v=$(echo "$1" | sed "s/'/'\\\\''/g")
294 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
295 echo "$v"
296}
297
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298filter(){
299 pat=$1
300 shift
301 for v; do
98ef6079 302 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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303 done
304}
305
a8d04fba
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306set_all(){
307 value=$1
308 shift
309 for var in $*; do
310 eval $var=$value
311 done
312}
313
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314set_weak(){
315 value=$1
316 shift
317 for var; do
318 eval : \${$var:=$value}
319 done
320}
321
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MR
322pushvar(){
323 for var in $*; do
324 eval level=\${${var}_level:=0}
325 eval ${var}_${level}="\$$var"
326 eval ${var}_level=$(($level+1))
327 done
328}
329
330popvar(){
331 for var in $*; do
332 eval level=\${${var}_level:-0}
333 test $level = 0 && continue
334 eval level=$(($level-1))
335 eval $var="\${${var}_${level}}"
336 eval ${var}_level=$level
337 eval unset ${var}_${level}
338 done
339}
340
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341enable(){
342 set_all yes $*
343}
344
345disable(){
346 set_all no $*
347}
348
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349enable_weak(){
350 set_weak yes $*
351}
352
353disable_weak(){
354 set_weak no $*
355}
356
72702705 357enable_safe(){
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MR
358 for var; do
359 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
360 done
72702705
MR
361}
362
363disable_safe(){
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MR
364 for var; do
365 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
366 done
72702705
MR
367}
368
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MR
369do_enable_deep(){
370 for var; do
371 enabled $var && continue
372 eval sel="\$${var}_select"
c510c7b5
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373 eval sgs="\$${var}_suggest"
374 pushvar var sgs
f9d328da 375 enable_deep $sel
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376 popvar sgs
377 enable_deep_weak $sgs
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378 popvar var
379 done
380}
381
382enable_deep(){
383 do_enable_deep $*
384 enable $*
385}
386
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387enable_deep_weak(){
388 do_enable_deep $*
389 enable_weak $*
390}
391
57bd82d4 392enabled(){
3250003c
MR
393 test "${1#!}" = "$1" && op== || op=!=
394 eval test "x\$${1#!}" $op "xyes"
44161118
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395}
396
37970ebf 397disabled(){
3250003c
MR
398 test "${1#!}" = "$1" && op== || op=!=
399 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
400}
401
44161118
MR
402enabled_all(){
403 for opt; do
404 enabled $opt || return 1
405 done
406}
407
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DB
408disabled_all(){
409 for opt; do
410 disabled $opt || return 1
411 done
412}
413
44161118
MR
414enabled_any(){
415 for opt; do
416 enabled $opt && return 0
417 done
418}
419
85bca2c5
DB
420disabled_any(){
421 for opt; do
422 disabled $opt && return 0
423 done
f7b230a7 424 return 1
85bca2c5
DB
425}
426
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MR
427set_default(){
428 for opt; do
88268e94 429 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
430 done
431}
432
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AJ
433is_in(){
434 value=$1
435 shift
436 for var in $*; do
437 [ $var = $value ] && return 0
438 done
439 return 1
440}
441
30fd06be
MR
442check_deps(){
443 for cfg; do
3250003c 444 cfg="${cfg#!}"
799c9e9b
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445 enabled ${cfg}_checking && die "Circular dependency for $cfg."
446 disabled ${cfg}_checking && continue
447 enable ${cfg}_checking
448
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449 eval dep_all="\$${cfg}_deps"
450 eval dep_any="\$${cfg}_deps_any"
7ef3425f 451 eval dep_sel="\$${cfg}_select"
c510c7b5 452 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
453 eval dep_ifa="\$${cfg}_if"
454 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 455
3d7453e0
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456 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
457 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
458 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 459
3d7453e0
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460 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
461 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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462 enabled_all $dep_all || disable $cfg
463 enabled_any $dep_any || disable $cfg
7ef3425f 464 disabled_any $dep_sel && disable $cfg
799c9e9b 465
4ec45764
RP
466 if enabled $cfg; then
467 eval dep_extralibs="\$${cfg}_extralibs"
468 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 469 enable_deep $dep_sel
c510c7b5 470 enable_deep_weak $dep_sgs
4ec45764
RP
471 fi
472
799c9e9b 473 disable ${cfg}_checking
30fd06be
MR
474 done
475}
476
44161118
MR
477print_config(){
478 pfx=$1
479 header=$2
480 makefile=$3
481 shift 3
482 for cfg; do
5e622c40 483 ucname="$(toupper $cfg)"
44161118 484 if enabled $cfg; then
3d907e22 485 echo "#define ${pfx}${ucname} 1" >> $header
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MR
486 echo "${pfx}${ucname}=yes" >> $makefile
487 else
b250f9c6 488 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 489 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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490 fi
491 done
57bd82d4
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492}
493
494flags_saved(){
2270b4b2 495 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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496}
497
dcd479c0 498save_flags(){
57bd82d4 499 flags_saved && return
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500 SAVE_CFLAGS="$CFLAGS"
501 SAVE_LDFLAGS="$LDFLAGS"
502 SAVE_extralibs="$extralibs"
503}
504
505restore_flags(){
f5d28d10 506 flags_saved || return
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507 CFLAGS="$SAVE_CFLAGS"
508 LDFLAGS="$SAVE_LDFLAGS"
509 extralibs="$SAVE_extralibs"
510 unset SAVE_CFLAGS
511 unset SAVE_LDFLAGS
512 unset SAVE_extralibs
513}
514
515temp_cflags(){
516 save_flags
517 CFLAGS="$CFLAGS $*"
518}
519
520temp_ldflags(){
521 save_flags
522 LDFLAGS="$LDFLAGS $*"
523}
524
525temp_extralibs(){
526 save_flags
527 extralibs="$extralibs $*"
528}
529
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530append(){
531 var=$1
532 shift
533 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
534 eval "$var=\"\$$var $*\""
535}
536
50a334e4 537add_cppflags(){
caf458dd 538 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
539}
540
57bd82d4 541add_cflags(){
caf458dd 542 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
543}
544
2f2e6c7c 545add_asflags(){
caf458dd 546 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
547}
548
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549add_ldflags(){
550 append LDFLAGS "$@"
551}
552
553add_extralibs(){
554 append extralibs "$@"
555}
556
b0cfb663 557check_cmd(){
b3cb5d51 558 log "$@"
2270b4b2 559 "$@" >> $logfile 2>&1
b0cfb663
MR
560}
561
dcd479c0 562check_cc(){
57bd82d4 563 log check_cc "$@"
2270b4b2 564 cat > $TMPC
720c69da 565 log_file $TMPC
50a334e4 566 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
567}
568
569check_cpp(){
570 log check_cpp "$@"
2270b4b2 571 cat > $TMPC
720c69da 572 log_file $TMPC
9e7f3277 573 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
574}
575
f65883c8
MR
576check_as(){
577 log check_as "$@"
578 cat > $TMPC
579 log_file $TMPC
2f2e6c7c 580 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
581}
582
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MR
583check_asm(){
584 log check_asm "$@"
585 name="$1"
586 asm="$2"
587 shift 2
49214f61
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588 disable $name
589 check_as "$@" <<EOF && enable $name
124c21d7 590void foo(void){ __asm__ volatile($asm); }
940f335a
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591EOF
592}
593
304d586d
LM
594check_yasm(){
595 log check_yasm "$@"
596 echo "$1" > $TMPS
597 log_file $TMPS
598 shift 1
599 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
600}
601
dcd479c0 602check_ld(){
57bd82d4 603 log check_ld "$@"
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MR
604 flags=''
605 libs=''
606 for f; do
607 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
608 done
2a194acd 609 check_cc $($filter_cflags $flags) || return
684b28e0 610 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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611}
612
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MR
613check_cppflags(){
614 log check_cppflags "$@"
caf458dd
MR
615 set -- $($filter_cppflags "$@")
616 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
617int x;
618EOF
619}
620
dcd479c0 621check_cflags(){
57bd82d4 622 log check_cflags "$@"
caf458dd
MR
623 set -- $($filter_cflags "$@")
624 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
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625int x;
626EOF
627}
628
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629test_ldflags(){
630 log test_ldflags "$@"
631 check_ld "$@" <<EOF
c23a0ac8 632int main(void){ return 0; }
dcd479c0
MR
633EOF
634}
635
2ed46eea
MR
636check_ldflags(){
637 log check_ldflags "$@"
638 test_ldflags "$@" && add_ldflags "$@"
639}
640
dcd479c0 641check_header(){
57bd82d4 642 log check_header "$@"
dcd479c0
MR
643 header=$1
644 shift
b77df637
MR
645 disable_safe $header
646 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
647#include <$header>
648int x;
649EOF
650}
651
652check_func(){
57bd82d4 653 log check_func "$@"
dcd479c0
MR
654 func=$1
655 shift
d8bc5f06
MR
656 disable $func
657 check_ld "$@" <<EOF && enable $func
dcd479c0 658extern int $func();
c23a0ac8 659int main(void){ $func(); }
dcd479c0
MR
660EOF
661}
662
2446d3d6
DB
663check_func_headers(){
664 log check_func_headers "$@"
f8d7b072
MR
665 headers=$1
666 func=$2
667 shift 2
668 disable $func
669 incs=""
670 for hdr in $headers; do
671 incs="$incs
672#include <$hdr>"
673 done
cd0d9a9d 674 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 675$incs
d6773f56 676int main(int argc, char **argv){
2b2c2a81 677 return (long) $func;
f8d7b072
MR
678}
679EOF
680}
681
a5344cf7
SS
682check_cpp_condition(){
683 log check_cpp_condition "$@"
684 header=$1
685 condition=$2
f855b7b9
MR
686 shift 2
687 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
688#include <$header>
689#if !($condition)
690#error "unsatisfied condition: $condition"
691#endif
692EOF
693}
694
57bd82d4
MR
695check_lib(){
696 log check_lib "$@"
697 header="$1"
698 func="$2"
699 shift 2
fcfcde17
MR
700 temp_extralibs "$@"
701 check_header $header && check_func $func && add_extralibs "$@"
702 err=$?
703 restore_flags
704 return $err
57bd82d4
MR
705}
706
f8d7b072
MR
707check_lib2(){
708 log check_lib2 "$@"
709 headers="$1"
710 func="$2"
711 shift 2
300cde27 712 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
713}
714
dcd479c0 715check_exec(){
2270b4b2 716 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
717}
718
7dfef245 719check_exec_crash(){
5e622c40 720 code=$(cat)
7dfef245
MR
721
722 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
723 # are safe but may not be available everywhere. Thus we use
724 # raise(SIGTERM) instead. The check is run in a subshell so we
725 # can redirect the "Terminated" message from the shell. SIGBUS
726 # is not defined by standard C so it is used conditionally.
727
2270b4b2 728 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
729#include <signal.h>
730static void sighandler(int sig){
731 raise(SIGTERM);
732}
e5af4a11 733int main(void){
7dfef245
MR
734 signal(SIGILL, sighandler);
735 signal(SIGFPE, sighandler);
736 signal(SIGSEGV, sighandler);
737#ifdef SIGBUS
738 signal(SIGBUS, sighandler);
739#endif
740 { $code }
741}
742EOF
743}
744
72be9e73
DY
745check_type(){
746 log check_type "$@"
747 headers=$1
748 type=$2
749 shift 2
ae550ce9 750 disable_safe "$type"
72be9e73
DY
751 incs=""
752 for hdr in $headers; do
753 incs="$incs
754#include <$hdr>"
755 done
ae550ce9 756 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
757$incs
758$type v;
759EOF
760}
761
14d36751
MR
762check_struct(){
763 log check_type "$@"
764 headers=$1
765 struct=$2
766 member=$3
767 shift 3
768 disable_safe "${struct}_${member}"
769 incs=""
770 for hdr in $headers; do
771 incs="$incs
772#include <$hdr>"
773 done
774 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
775$incs
776const void *p = &(($struct *)0)->$member;
777EOF
778}
779
57bd82d4
MR
780require(){
781 name="$1"
782 header="$2"
783 func="$3"
784 shift 3
785 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
786}
787
f8d7b072
MR
788require2(){
789 name="$1"
790 headers="$2"
791 func="$3"
792 shift 3
793 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
794}
795
eea50282
MR
796check_foo_config(){
797 cfg=$1
798 pkg=$2
799 header=$3
800 func=$4
801 shift 4
802 disable $cfg
803 check_cmd ${pkg}-config --version
804 err=$?
805 if test "$err" = 0; then
5e622c40
DB
806 temp_cflags $(${pkg}-config --cflags)
807 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
808 check_lib "$@" $header $func && enable $cfg
809 fi
810 return $err
811}
812
f0125de9
MR
813check_host_cc(){
814 log check_host_cc "$@"
815 cat > $TMPC
816 log_file $TMPC
817 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
818}
819
820check_host_cflags(){
821 log check_host_cflags "$@"
822 check_host_cc "$@" <<EOF && append host_cflags "$@"
823int x;
824EOF
825}
826
c505dd31
MR
827apply(){
828 file=$1
829 shift
830 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
831}
832
dcd61286
DB
833# CONFIG_LIST contains configurable options, while HAVE_LIST is for
834# system-dependent things.
835
4a0d6686
AJ
836COMPONENT_LIST="
837 bsfs
838 decoders
839 demuxers
840 encoders
3cde40aa 841 filters
5666fd73 842 hwaccels
c552605c 843 indevs
4a0d6686 844 muxers
c552605c 845 outdevs
4a0d6686
AJ
846 parsers
847 protocols
848"
849
850CONFIG_LIST="
851 $COMPONENT_LIST
e8ed9b7a 852 aandct
f7679c54
VS
853 avfilter
854 avfilter_lavf
c88f5d72
MR
855 avisynth
856 beos_netserver
f402916e 857 bzlib
c73f65d9 858 doc
27a9466b 859 fastdiv
c88f5d72
MR
860 ffmpeg
861 ffplay
862 ffserver
1848f7d9 863 fft
4f034993 864 golomb
c88f5d72 865 gpl
ecfc4f44 866 gprof
d8d0d0b2 867 gray
3abe5fbd 868 hardcoded_tables
c88f5d72 869 ipv6
f7b8bffe 870 libdc1394
690bfceb 871 libdirac
2eed5a46
DB
872 libfaac
873 libfaad
874 libfaadbin
c88f5d72 875 libgsm
6ebe07fb 876 libmp3lame
c88f5d72 877 libnut
0b175caa
DB
878 libopencore_amrnb
879 libopencore_amrwb
9a77d59a 880 libopenjpeg
f7cd9eed 881 libschroedinger
ae14f311 882 libspeex
150d2772 883 libtheora
c88f5d72 884 libvorbis
1cc60c47
DB
885 libx264
886 libxvid
f4d608e3 887 lpc
47a158cb 888 mdct
c88f5d72 889 memalign_hack
a8150374 890 mlib
c88f5d72
MR
891 mpegaudio_hp
892 network
3fe142e2 893 nonfree
8a3c8627 894 pic
4a24ab64 895 postproc
2b4c3615 896 powerpc_perf
68602540 897 rdft
e90f5b5a 898 runtime_cpudetect
2e35e684 899 shared
bd2216e4 900 small
2e35e684 901 static
a9ddb5b1 902 swscale_alpha
17492d5e
DB
903 vaapi
904 vdpau
9cad0e4e 905 version3
56a059ac 906 x11grab
c88f5d72 907 zlib
4a0d6686 908"
c88f5d72 909
8eee7025
DB
910THREADS_LIST='
911 beosthreads
d22e8442 912 os2threads
8eee7025
DB
913 pthreads
914 w32threads
915'
916
3f5b56e5
MR
917ARCH_LIST='
918 alpha
a2fc0f6a 919 arm
fdcd782d
MR
920 avr32
921 avr32_ap
922 avr32_uc
3f5b56e5
MR
923 bfin
924 ia64
925 m68k
926 mips
bae3abb0 927 mips64
3f5b56e5 928 parisc
79cb09b2 929 ppc
34d11b87 930 ppc64
3f5b56e5
MR
931 s390
932 sh4
933 sparc
934 sparc64
935 x86
936 x86_32
937 x86_64
938'
939
940ARCH_EXT_LIST='
1ac9331a 941 altivec
3bf96eec 942 amd3dnow
a1ef9f08 943 amd3dnowext
1ac9331a 944 armv5te
edab3048 945 armv6
ab5cb084 946 armv6t2
f55b299a 947 armvfp
3f5b56e5
MR
948 iwmmxt
949 mmi
950 mmx
d7f0920b 951 mmx2
6b18d278 952 neon
799fde37 953 ppc4xx
1bb04d5a 954 sse
9eeed841 955 ssse3
bd9d34a0 956 vis
3f5b56e5
MR
957'
958
959HAVE_LIST="
960 $ARCH_EXT_LIST
961 $THREADS_LIST
35fd8122 962 alsa_asoundlib_h
3f5b56e5 963 altivec_h
c9fdab0d 964 arpa_inet_h
e7ea5e3d 965 attribute_packed
08a85a59 966 bigendian
6bd859d6 967 bswap
ecf97f22 968 closesocket
1ac9331a 969 cmov
e16e49ac 970 conio_h
c88f5d72 971 dcbzl
f8aa696f
DB
972 dev_bktr_ioctl_bt848_h
973 dev_bktr_ioctl_meteor_h
974 dev_ic_bt8xx_h
975 dev_video_meteor_ioctl_meteor_h
976 dev_video_bktr_ioctl_bt848_h
18b67ae5 977 dlfcn_h
c88f5d72 978 dlopen
bc574408 979 dos_paths
245626d0
DB
980 ebp_available
981 ebx_available
6b7c7703
VS
982 exp2
983 exp2f
c2a29455 984 fast_64bit
669b5583 985 fast_clz
7073e9fc 986 fast_cmov
7b829d2a 987 fast_unaligned
9d99cc5a 988 fork
84882df6 989 getaddrinfo
da9e86f8 990 gethrtime
4e68cb8a 991 GetProcessTimes
66be5b45 992 getrusage
2e1913b1 993 inet_aton
61d251db 994 inline_asm
abfc8d05 995 isatty
9f5ff83f 996 ldbrx
0b4a1821
AS
997 libdc1394_1
998 libdc1394_2
a33cab3a 999 llrint
291fd18a 1000 log2
6b7c7703 1001 log2f
85dd97ad 1002 loongson
a33cab3a 1003 lrint
c88f5d72 1004 lrintf
e4673692 1005 lzo1x_999_compress
f8aa696f
DB
1006 machine_ioctl_bt848_h
1007 machine_ioctl_meteor_h
c88f5d72
MR
1008 malloc_h
1009 memalign
6ffa87d3 1010 mkstemp
b4e806b2 1011 pld
1f91cdce 1012 posix_memalign
a33cab3a
MK
1013 round
1014 roundf
c88f5d72
MR
1015 sdl
1016 sdl_video_size
b507ebd1 1017 setmode
72be9e73 1018 socklen_t
deb29777 1019 soundcard_h
f8cda19e 1020 poll_h
c0018613 1021 struct_addrinfo
33a4dbdd 1022 struct_sockaddr_storage
b58412f1 1023 sys_mman_h
b091aa44 1024 sys_resource_h
81644c2e 1025 sys_select_h
deb29777 1026 sys_soundcard_h
1b6e8b73 1027 sys_videoio_h
d3a4b4e0 1028 ten_operands
e16e49ac 1029 termios_h
b265431e 1030 threads
7b04b8a0 1031 truncf
ce742de2 1032 vfp_args
7c5bfe7a 1033 VirtualAlloc
6ff3f3e7 1034 winsock2_h
cc078b5d 1035 xform_asm
304d586d 1036 yasm
0cb78cef 1037"
44161118 1038
b6bb00b0
MR
1039# options emitted with CONFIG_ prefix but not available on command line
1040CONFIG_EXTRA="
9cad0e4e
DB
1041 gplv3
1042 lgplv3
b6bb00b0
MR
1043"
1044
520cc7f1 1045CMDLINE_SELECT="
3f5b56e5 1046 $ARCH_EXT_LIST
520cc7f1 1047 $CONFIG_LIST
8eee7025 1048 $THREADS_LIST
db6107b6 1049 cross_compile
520cc7f1
MR
1050 debug
1051 extra_warnings
8c6afa4d 1052 logging
d2bbb2f7 1053 optimizations
87a0fb62 1054 stripping
7595a5e4 1055 yasm
520cc7f1 1056"
426be5dc
DB
1057
1058PATHS_LIST='
d156bede 1059 bindir
14a8acf1 1060 datadir
26759c44
MR
1061 incdir
1062 libdir
26759c44
MR
1063 mandir
1064 prefix
1065 shlibdir
426be5dc
DB
1066'
1067
1068CMDLINE_SET="
1069 $PATHS_LIST
1070 arch
313c46a6 1071 as
426be5dc
DB
1072 build_suffix
1073 cc
1074 cpu
1075 cross_prefix
50567afa 1076 dep_cc
ac63af34 1077 extra_version
9da6609f
MR
1078 host_cc
1079 host_cflags
1080 host_ldflags
1081 host_libs
82bb3329 1082 host_os
684b28e0 1083 ld
426be5dc 1084 logfile
89641463 1085 nm
26759c44 1086 source_path
c5200f17
MR
1087 sysinclude
1088 sysroot
a7ada2ba 1089 target_exec
26759c44 1090 target_os
a7ada2ba 1091 target_path
426be5dc 1092"
520cc7f1 1093
89f2932b
MR
1094CMDLINE_APPEND="
1095 extra_cflags
1096"
1097
912f3148
DB
1098# code dependency declarations
1099
9eeed841 1100# architecture extensions
79cb09b2 1101altivec_deps="ppc"
3bf96eec 1102amd3dnow_deps="mmx"
a1ef9f08 1103amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1104armv5te_deps="arm"
1105armv6_deps="arm"
ab5cb084 1106armv6t2_deps="arm"
a2fc0f6a
MR
1107armvfp_deps="arm"
1108iwmmxt_deps="arm"
e241ba14 1109mmi_deps="mips"
9eeed841 1110mmx_deps="x86"
75aa95a6 1111mmx2_deps="mmx"
a2fc0f6a 1112neon_deps="arm"
799fde37 1113ppc4xx_deps="ppc"
75aa95a6
DB
1114sse_deps="mmx"
1115ssse3_deps="sse"
bd9d34a0 1116vis_deps="sparc"
9eeed841 1117
669b5583
MR
1118fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1119
89e053f8 1120need_memalign="altivec neon sse"
6fec122a 1121inline_asm_deps="!tms470"
89e053f8 1122
5666fd73 1123# decoders / encoders / hardware accelerators
f1e94694 1124aac_decoder_select="fft mdct aac_parser"
84c04e25 1125aac_encoder_select="fft mdct"
5b423887 1126ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1127alac_encoder_select="lpc"
47a158cb 1128atrac3_decoder_select="fft mdct"
4f034993 1129cavs_decoder_select="golomb"
47a158cb 1130cook_decoder_select="fft mdct"
2eef7c62 1131cscd_decoder_suggest="zlib"
47a158cb 1132dca_decoder_select="fft mdct"
e8ed9b7a 1133dnxhd_encoder_select="aandct"
2eef7c62 1134dxa_decoder_select="zlib"
baf91bb9 1135eac3_decoder_select="ac3_decoder"
84c04e25 1136eamad_decoder_select="aandct"
e8ed9b7a 1137eatgq_decoder_select="aandct"
d52b39c7 1138eatqi_decoder_select="aandct"
4f034993
MR
1139ffv1_decoder_select="golomb"
1140flac_decoder_select="golomb"
f4d608e3 1141flac_encoder_select="golomb lpc"
2eef7c62
AJ
1142flashsv_decoder_select="zlib"
1143flashsv_encoder_select="zlib"
4414137e 1144flv_decoder_select="h263_decoder"
4d4b4bd1 1145flv_encoder_select="h263_encoder"
e8ed9b7a 1146h261_encoder_select="aandct"
7f647ae0 1147h263_decoder_select="h263_parser"
e8ed9b7a 1148h263_encoder_select="aandct"
ff418735 1149h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1150h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1151h263i_decoder_select="h263_decoder"
fe629c2d 1152h263p_encoder_select="h263_encoder"
4f034993 1153h264_decoder_select="golomb"
ff418735 1154h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1155h264_vaapi_hwaccel_select="vaapi"
711dae77 1156h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1157h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1158imc_decoder_select="fft mdct"
4f034993
MR
1159jpegls_decoder_select="golomb"
1160jpegls_encoder_select="golomb"
e8ed9b7a 1161ljpeg_encoder_select="aandct"
4f034993 1162loco_decoder_select="golomb"
e8ed9b7a 1163mjpeg_encoder_select="aandct"
2cca233b 1164mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1165mpeg1video_encoder_select="aandct"
1166mpeg2video_encoder_select="aandct"
4414137e 1167mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1168mpeg4_encoder_select="h263_encoder"
711dae77 1169mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1170mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1171mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1172mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1173mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1174mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1175mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1176mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1177mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1178mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1179mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1180mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1181msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1182msmpeg4v1_encoder_select="h263_encoder"
4414137e 1183msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1184msmpeg4v2_encoder_select="h263_encoder"
4414137e 1185msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1186msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1187nellymoser_decoder_select="fft mdct"
1188nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1189png_decoder_select="zlib"
1190png_encoder_select="zlib"
63cae55d 1191qdm2_decoder_select="fft mdct rdft"
a8beb22f 1192rv10_decoder_select="h263_decoder"
b2bf38b4 1193rv10_encoder_select="h263_encoder"
a8beb22f 1194rv20_decoder_select="h263_decoder"
b2bf38b4 1195rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1196rv30_decoder_select="golomb"
1197rv40_decoder_select="golomb"
4f034993
MR
1198shorten_decoder_select="golomb"
1199sonic_decoder_select="golomb"
1200sonic_encoder_select="golomb"
1201sonic_ls_encoder_select="golomb"
1202svq3_decoder_select="golomb"
bee2eac5 1203svq3_decoder_suggest="zlib"
4eef77c1 1204theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1205tiff_decoder_suggest="zlib"
1206tiff_encoder_suggest="zlib"
aec09a00 1207truehd_decoder_select="mlp_decoder"
2eef7c62 1208tscc_decoder_select="zlib"
f95bfab0 1209vc1_decoder_select="h263_decoder"
ff418735 1210vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1211vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1212vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1213vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1214vorbis_decoder_select="fft mdct"
1215vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1216vp6a_decoder_select="vp6_decoder"
1217vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1218wmav1_decoder_select="fft mdct"
1219wmav1_encoder_select="fft mdct"
1220wmav2_decoder_select="fft mdct"
1221wmav2_encoder_select="fft mdct"
f95bfab0 1222wmv1_decoder_select="h263_decoder"
665507aa 1223wmv1_encoder_select="h263_encoder"
f95bfab0 1224wmv2_decoder_select="h263_decoder"
1746e2a9 1225wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1226wmv3_decoder_select="vc1_decoder"
1227wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1228wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1229zlib_decoder_select="zlib"
1230zlib_encoder_select="zlib"
1231zmbv_decoder_select="zlib"
1232zmbv_encoder_select="zlib"
30fd06be 1233
28b80940
DB
1234# parsers
1235h264_parser_select="golomb"
1236
f1e94694
DB
1237# bitstream_filters
1238aac_adtstoasc_bsf_select="aac_parser"
1239
912f3148 1240# external libraries
1b71f045 1241libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1242libdirac_encoder_deps="libdirac"
c9171a83 1243libfaac_encoder_deps="libfaac"
69ddbd1d 1244libfaad_decoder_deps="libfaad"
4ec45764 1245libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1246libgsm_decoder_deps="libgsm"
1247libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1248libgsm_ms_decoder_deps="libgsm"
1249libgsm_ms_encoder_deps="libgsm"
1cc60c47 1250libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1251libopencore_amrnb_decoder_deps="libopencore_amrnb"
1252libopencore_amrnb_encoder_deps="libopencore_amrnb"
1253libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1254libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1255libschroedinger_decoder_deps="libschroedinger"
1256libschroedinger_encoder_deps="libschroedinger"
ae14f311 1257libspeex_decoder_deps="libspeex"
150d2772 1258libtheora_encoder_deps="libtheora"
b0caf888 1259libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1260libx264_encoder_deps="libx264"
1261libxvid_encoder_deps="libxvid"
30fd06be 1262
912f3148 1263# demuxers / muxers
03a76ba9 1264ac3_demuxer_deps="ac3_parser"
647c2356 1265asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1266avisynth_demuxer_deps="avisynth"
1267dirac_demuxer_deps="dirac_parser"
5b423887 1268eac3_demuxer_select="ac3_parser"
647c2356 1269ipod_muxer_select="mov_muxer"
4e622dea
SS
1270libnut_demuxer_deps="libnut"
1271libnut_muxer_deps="libnut"
647c2356 1272matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1273matroska_demuxer_suggest="zlib bzlib"
1274mov_demuxer_suggest="zlib"
1275mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1276mp4_muxer_select="mov_muxer"
1277mpegtsraw_demuxer_select="mpegts_demuxer"
1278mxf_d10_muxer_select="mxf_muxer"
24ca518b 1279ogg_demuxer_select="golomb"
647c2356 1280psp_muxer_select="mov_muxer"
4e622dea
SS
1281rtsp_demuxer_deps="sdp_demuxer"
1282sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1283spdif_muxer_select="aac_parser"
647c2356
DB
1284tg2_muxer_select="mov_muxer"
1285tgp_muxer_select="mov_muxer"
6bdaa5f4 1286w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1287
1288# indevs / outdevs
38e54a75
SS
1289alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1290alsa_indev_extralibs="-lasound"
1291alsa_outdev_deps="alsa_asoundlib_h"
1292alsa_outdev_extralibs="-lasound"
1293audio_beos_indev_deps="audio_beos"
1294audio_beos_indev_extralibs="-lmedia -lbe"
1295audio_beos_outdev_deps="audio_beos"
1296audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1297bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1298dv1394_indev_deps="dv1394 dv_demuxer"
1299jack_indev_deps="jack_jack_h"
1300jack_indev_extralibs="-ljack"
1301libdc1394_indev_deps="libdc1394"
38e54a75
SS
1302oss_indev_deps_any="soundcard_h sys_soundcard_h"
1303oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1304v4l_indev_deps="linux_videodev_h"
1305v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1306vfwcap_indev_deps="capCreateCaptureWindow"
1307vfwcap_indev_extralibs="-lvfw32"
1308x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1309x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1310
912f3148 1311# protocols
3fff6382 1312gopher_protocol_deps="network"
c08fb000 1313http_protocol_deps="network"
cbf29889 1314rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1315rtp_protocol_deps="udp_protocol"
1316tcp_protocol_deps="network"
1317udp_protocol_deps="network"
1318
f7679c54 1319# filters
81124ba0 1320movie_filter_deps="avfilter_lavf"
f7679c54 1321
912f3148 1322# programs
fa859b4d 1323ffplay_deps="sdl"
6ad42348 1324ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1325ffserver_extralibs='$ldl'
a2830dca 1326
c73f65d9 1327doc_deps="texi2html"
912f3148 1328
de6d9b64 1329# default parameters
8a608357 1330
2ba042a7 1331logfile="config.err"
8a608357
MR
1332
1333# installation paths
c9d19248
MR
1334prefix_default="/usr/local"
1335bindir_default='${prefix}/bin'
14a8acf1 1336datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1337incdir_default='${prefix}/include'
1338libdir_default='${prefix}/lib'
1339mandir_default='${prefix}/share/man'
1340shlibdir_default="$libdir_default"
8a608357
MR
1341
1342# toolchain
11e6d03a 1343ar="ar"
13c7df3d 1344cc_default="gcc"
a3d7c197 1345cc_version=\"unknown\"
9da6609f 1346host_cc_default="gcc"
11e6d03a 1347ln_s="ln -sf"
89641463 1348nm_default="nm"
11e6d03a 1349objformat="elf"
be7109c1 1350ranlib="ranlib"
0f3cb305 1351strip="strip"
11e6d03a 1352yasmexe="yasm"
8a608357
MR
1353
1354# machine
5e622c40 1355arch=$(uname -m)
38d0a8aa 1356cpu="generic"
8a608357 1357
8a608357 1358# OS
4f854758 1359target_os=$(tolower $(uname -s))
82bb3329 1360host_os=$target_os
8a608357 1361
8a608357 1362# configurable options
497237c7 1363enable debug
c73f65d9 1364enable doc
aa033b1e 1365enable fastdiv
497237c7
RP
1366enable ffmpeg
1367enable ffplay
1368enable ffserver
1369enable ipv6
497237c7
RP
1370enable mpegaudio_hp
1371enable network
8400d6b8 1372enable optimizations
497237c7 1373enable protocols
530dc538 1374enable static
87a0fb62 1375enable stripping
a9ddb5b1 1376enable swscale_alpha
8a608357 1377
8a608357 1378# build settings
9987769a 1379SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1380FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1381LIBPREF="lib"
1382LIBSUF=".a"
c5f14466
RP
1383FULLNAME='$(NAME)$(BUILDSUF)'
1384LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1385SLIBPREF="lib"
1386SLIBSUF=".so"
c5f14466 1387SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1388SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1389SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1390LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1391
7e6c86e6
MR
1392CC_O='-o $@'
1393
f0125de9 1394host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1395host_libs='-lm'
1396
a7ada2ba
MR
1397target_path='.'
1398
0d7dca36
DB
1399# gcc stupidly only outputs the basename of targets with -MM, but we need the
1400# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1401DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1402DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1403
c597172e 1404# find source path
5e622c40 1405source_path="$(dirname "$0")"
497237c7 1406enable source_path_used
24524f36 1407if test -f configure; then
5e622c40 1408 source_path="$(pwd)"
497237c7 1409 disable source_path_used
c597172e 1410else
5e622c40 1411 source_path="$(cd "$source_path"; pwd)"
c597172e 1412 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1413 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1414 test -e "$source_path/config.h" &&
1415 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1416fi
1417
13cbe2c0 1418for v in "$@"; do
b04251c5
MR
1419 r=${v#*=}
1420 l=${v%"$r"}
1421 r=$(sh_quote "$r")
13cbe2c0
MR
1422 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1423done
c597172e 1424
73ef8980
MR
1425find_things(){
1426 thing=$1
1427 pattern=$2
1428 file=$source_path/$3
932ccf39 1429 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1430}
1431
1432ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1433DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1434HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1435PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1436BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1437MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1438DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1439OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1440INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1441PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1442FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1443
7483e694
DB
1444enable $ARCH_EXT_LIST \
1445 $DECODER_LIST \
1446 $ENCODER_LIST \
5666fd73 1447 $HWACCEL_LIST \
7483e694
DB
1448 $PARSER_LIST \
1449 $BSF_LIST \
1450 $DEMUXER_LIST \
1451 $MUXER_LIST \
f7679c54 1452 $FILTER_LIST \
7483e694
DB
1453 $PROTOCOL_LIST \
1454 $INDEV_LIST \
1455 $OUTDEV_LIST \
c597172e
MR
1456
1457die_unknown(){
1458 echo "Unknown option \"$1\"."
1459 echo "See $0 --help for available options."
1460 exit 1
1461}
1462
794f8e97 1463show_list() {
bf0c4afa
RP
1464 suffix=_$1
1465 shift
1466 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1467 exit 0
1468}
1469
c597172e 1470for opt do
7483e694
DB
1471 optval="${opt#*=}"
1472 case "$opt" in
0f010b2f 1473 --extra-ldflags=*) add_ldflags $optval
7483e694 1474 ;;
0f010b2f 1475 --extra-libs=*) add_extralibs $optval
7483e694 1476 ;;
8fb1cb58 1477 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1478 ;;
40bcf4c7
BL
1479 --enable-debug=*) debuglevel="$optval"
1480 ;;
7483e694 1481 --enable-*=*|--disable-*=*)
8b93ddc3 1482 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1483 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1484 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1485 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1486 $action $(filter "$name" $list)
7483e694
DB
1487 ;;
1488 --enable-?*|--disable-?*)
5e622c40 1489 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1490 if is_in $option $COMPONENT_LIST; then
fed5d54b 1491 test $action = disable && action=unset
e3773a55
MR
1492 eval $action \$$(toupper ${option%s})_LIST
1493 elif is_in $option $CMDLINE_SELECT; then
1494 $action $option
1495 else
1496 die_unknown $opt
1497 fi
7483e694
DB
1498 ;;
1499 --list-*)
1500 NAME="${opt#--list-}"
1501 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1502 NAME=${NAME%s}
1503 eval show_list $NAME \$$(toupper $NAME)_LIST
1504 ;;
1505 --help|-h) show_help
1506 ;;
1507 *)
884a36a7 1508 optname="${opt%%=*}"
26759c44
MR
1509 optname="${optname#--}"
1510 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1511 if is_in $optname $CMDLINE_SET; then
1512 eval $optname='$optval'
1513 elif is_in $optname $CMDLINE_APPEND; then
1514 append $optname "$optval"
1515 else
1516 die_unknown $opt
1517 fi
7483e694
DB
1518 ;;
1519 esac
c597172e
MR
1520done
1521
bcea99bb
MR
1522disabled logging && logfile=/dev/null
1523
13cbe2c0 1524echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1525set >> $logfile
1526
9da6609f
MR
1527test -n "$cross_prefix" && enable cross_compile
1528
adb2b908 1529ar="${cross_prefix}${ar}"
11e6d03a 1530cc_default="${cross_prefix}${cc_default}"
20e0ed95 1531nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1532ranlib="${cross_prefix}${ranlib}"
1533strip="${cross_prefix}${strip}"
1534
c5200f17
MR
1535sysinclude_default="${sysroot}/usr/include"
1536
75800dce 1537set_default cc nm sysinclude
9da6609f
MR
1538enabled cross_compile || host_cc_default=$cc
1539set_default host_cc
13c7df3d 1540
82bb3329
MR
1541exesuf() {
1542 case $1 in
1543 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1544 esac
1545}
1546
1547EXESUF=$(exesuf $target_os)
1548HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1549
e4e69e0b 1550# set temporary file name
a49d42c2 1551: ${TMPDIR:=$TEMPDIR}
c51fafa1 1552: ${TMPDIR:=$TMP}
a49d42c2 1553: ${TMPDIR:=/tmp}
e4e69e0b 1554
54460a83
MR
1555if ! check_cmd type mktemp; then
1556 # simple replacement for missing mktemp
1557 # NOT SAFE FOR GENERAL USE
1558 mktemp(){
1559 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1560 }
1561fi
1562
1563tmpfile(){
1564 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1565 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1566 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1567 append TMPFILES $tmp
1568 eval $1=$tmp
1569}
1570
1571trap 'rm -f -- $TMPFILES' EXIT
1572trap exit HUP INT TERM
1573
1574tmpfile TMPC .c
1575tmpfile TMPE $EXESUF
1576tmpfile TMPH .h
1577tmpfile TMPO .o
1578tmpfile TMPS .S
a482e61b 1579tmpfile TMPV .ver
54460a83
MR
1580tmpfile TMPSH .sh
1581
1582unset -f mktemp
e4e69e0b 1583
993f2d0f
MR
1584# make sure we can execute files in $TMPDIR
1585cat > $TMPSH 2>> $logfile <<EOF
1586#! /bin/sh
1587EOF
1588chmod +x $TMPSH >> $logfile 2>&1
1589if ! $TMPSH >> $logfile 2>&1; then
1590 cat <<EOF
1591Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1592variable to another directory and make sure that it is not mounted noexec.
1593EOF
1594 die "Sanity test failed."
1595fi
993f2d0f 1596
19b4c628
MR
1597filter_cflags=echo
1598filter_cppflags=echo
1599filter_asflags=echo
1600
8f0c157a 1601if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1602 cc_type=gcc
a3d7c197 1603 cc_version=__VERSION__
aef6bd1b
MR
1604 if ! $cc -dumpversion | grep -q '^2\.'; then
1605 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1606 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1607 fi
629687f6
MR
1608elif $cc --version 2>/dev/null | grep -q Intel; then
1609 cc_type=icc
6e3fa35d 1610 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1611 CC_DEPFLAGS='-MMD'
1612 AS_DEPFLAGS='-MMD'
629687f6
MR
1613elif $cc -v 2>&1 | grep -q xlc; then
1614 cc_type=xlc
6e3fa35d 1615 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1616elif $cc -V 2>/dev/null | grep -q Compaq; then
1617 cc_type=ccc
6e3fa35d 1618 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1619 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1620 debuglevel=3
df442a8d 1621 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1622elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1623 test -d "$sysroot" || die "No valid sysroot specified."
1624 cc_type=armcc
6e3fa35d 1625 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1626 armcc_conf="$PWD/armcc.conf"
1627 $cc --arm_linux_configure \
1628 --arm_linux_config_file="$armcc_conf" \
1629 --configure_sysroot="$sysroot" \
1630 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1631 die "Error creating armcc configuration file."
1632 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1633 as_default="${cross_prefix}gcc"
07dec06e
MR
1634 CC_DEPFLAGS='-MMD'
1635 AS_DEPFLAGS='-MMD'
6fec122a
MR
1636elif $cc -version 2>/dev/null | grep -q TMS470; then
1637 cc_type=tms470
6e3fa35d 1638 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1639 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1640 CC_O='-fr=$(@D)'
1641 as_default="${cross_prefix}gcc"
1642 ld_default="${cross_prefix}gcc"
6fec122a
MR
1643 TMPO=$(basename $TMPC .c).o
1644 append TMPFILES $TMPO
1645 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1646 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1647 AS_DEPFLAGS='-MMD'
6fec122a
MR
1648 filter_cflags=tms470_flags
1649 tms470_flags(){
1650 for flag; do
1651 case $flag in
1652 -march=*|-mcpu=*)
1653 case "${flag#*=}" in
1654 armv7-a|cortex-a*) echo -mv=7a8 ;;
1655 armv7-r|cortex-r*) echo -mv=7r4 ;;
1656 armv7-m|cortex-m*) echo -mv=7m3 ;;
1657 armv6*|arm11*) echo -mv=6 ;;
1658 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1659 echo -mv=5e ;;
1660 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1661 esac
1662 ;;
1663 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1664 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1665 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1666 -Os) echo -O3 -mf=2 ;;
1667 -O[0-3]) echo $flag -mf=5 ;;
1668 -g) echo -g -mn ;;
1669 esac
1670 done
1671 }
06da6943
DC
1672elif $cc -v 2>&1 | grep -q clang; then
1673 cc_type=clang
1674 cc_version=__VERSION__
1675 CC_DEPFLAGS='-MMD'
1676 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1677elif $cc -V 2>&1 | grep -q Sun; then
1678 cc_type=suncc
1679 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1680 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1681 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1682 filter_cflags=suncc_flags
1683 suncc_flags(){
1684 for flag; do
1685 case $flag in
1686 -march=*|-mcpu=*)
1687 case "${flag#*=}" in
1688 native) echo -xtarget=native ;;
1689 v9) echo -xarch=sparc ;;
1690 ultrasparc) echo -xarch=sparcvis ;;
1691 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1692 i586|pentium) echo -xchip=pentium ;;
1693 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1694 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1695 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1696 pentium4*) echo -xtarget=pentium4 ;;
1697 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1698 *-sse3) echo -xarch=sse3 ;;
1699 core2) echo -xarch=ssse3 -xchip=core2 ;;
1700 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1701 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1702 k8|opteron|athlon64|athlon-fx)
1703 echo -xarch=sse2a ;;
1704 athlon*) echo -xarch=pentium_proa ;;
1705 esac
1706 ;;
1707 -std=c99) echo -xc99 ;;
1708 -fomit-frame-pointer) echo -xregs=frameptr ;;
1709 -fPIC) echo -KPIC -xcode=pic32 ;;
1710 -Os) echo -O5 -xspace ;;
1711 -W*,*) echo $flag ;;
1712 -f*-*|-W*) ;;
1713 *) echo $flag ;;
1714 esac
1715 done
1716 }
629687f6
MR
1717fi
1718
1719test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1720
75bafbac 1721: ${as_default:=$cc}
50567afa 1722: ${dep_cc_default:=$cc}
684b28e0 1723: ${ld_default:=$cc}
50567afa 1724set_default as dep_cc ld
75800dce 1725
07dec06e
MR
1726test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1727test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1728
7f32f40c 1729add_cflags $extra_cflags
2f2e6c7c 1730add_asflags $extra_cflags
7f32f40c 1731
154d432c
MR
1732if test -n "$sysroot"; then
1733 case "$cc_type" in
1734 gcc)
467256f2 1735 add_cppflags --sysroot="$sysroot"
154d432c
MR
1736 add_ldflags --sysroot="$sysroot"
1737 ;;
6fec122a
MR
1738 tms470)
1739 add_cppflags -I"$sysinclude"
1740 add_ldflags --sysroot="$sysroot"
1741 ;;
06da6943
DC
1742 clang)
1743 add_cppflags -isysroot="$sysroot"
1744 add_ldflags -isysroot="$sysroot"
1745 ;;
154d432c
MR
1746 esac
1747fi
1748
d22c13a8
MR
1749if test "$cpu" = host; then
1750 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1751
1752 case "$cc_type" in
1753 gcc)
1754 check_native(){
1755 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1756 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1757 }
1758 cpu=$(check_native -march || check_native -mcpu)
1759 ;;
1760 esac
1761
1762 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1763fi
1764
df5cdc24
MR
1765# Add processor-specific flags
1766case $cpu in
1767 601|ppc601|PowerPC601)
1768 cpuflags="-mcpu=601"
1769 ;;
1770 603*|ppc603*|PowerPC603*)
1771 cpuflags="-mcpu=603"
1772 ;;
1773 604*|ppc604*|PowerPC604*)
1774 cpuflags="-mcpu=604"
1775 ;;
1776 G3|g3|75*|ppc75*|PowerPC75*)
1777 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1778 ;;
1779 G4|g4|745*|ppc745*|PowerPC745*)
1780 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1781 ;;
1782 74*|ppc74*|PowerPC74*)
1783 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1784 ;;
1785 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1786 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1787 ;;
1788 Cell|CELL|cell)
1789 cpuflags="-mcpu=cell"
1790 enable ldbrx
1791 ;;
1792 # targets that do NOT support conditional mov (cmov)
1793 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1794 cpuflags="-march=$cpu"
1795 disable cmov
1796 ;;
1797 # targets that do support conditional mov (cmov)
d3ee7715 1798 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1799 cpuflags="-march=$cpu"
1800 enable cmov
1801 enable fast_cmov
1802 ;;
1803 # targets that do support conditional mov but on which it's slow
1804 pentium4|pentium4m|prescott|nocona)
1805 cpuflags="-march=$cpu"
1806 enable cmov
1807 disable fast_cmov
1808 ;;
1809 sparc64)
1810 cpuflags="-mcpu=v9"
1811 ;;
1812 arm11*|cortex*)
1813 cpuflags="-mcpu=$cpu"
1814 enable fast_unaligned
1815 ;;
1816 armv[67]*)
1817 cpuflags="-march=$cpu"
1818 enable fast_unaligned
1819 ;;
1820 armv*)
1821 cpuflags="-march=$cpu"
1822 ;;
1823 arm*)
1824 cpuflags="-mcpu=$cpu"
1825 ;;
1826 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1827 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1828 ;;
1829 bf*)
1830 cpuflags="-mcpu=$cpu"
1831 ;;
1832 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1833 cpuflags="-march=$cpu"
1834 ;;
fdcd782d
MR
1835 ap7[02]0[0-2])
1836 subarch="avr32_ap"
1837 cpuflags="-mpart=$cpu"
1838 ;;
1839 ap)
1840 subarch="avr32_ap"
1841 cpuflags="-march=$cpu"
1842 ;;
1843 uc3[ab]*)
1844 subarch="avr32_uc"
1845 cpuflags="-mcpu=$cpu"
1846 ;;
1847 uc)
1848 subarch="avr32_uc"
1849 cpuflags="-march=$cpu"
1850 ;;
df5cdc24
MR
1851 generic)
1852 ;;
1853 *)
1854 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1855 ;;
1856esac
1857
1858add_cflags $cpuflags
1859add_asflags $cpuflags
1860
993f2d0f
MR
1861# compiler sanity check
1862check_exec <<EOF
1863int main(void){ return 0; }
1864EOF
1865if test "$?" != 0; then
1866 echo "$cc is unable to create an executable file."
1867 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1868 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1869 echo "Only do this if you know what cross compiling means."
1870 fi
1871 die "C compiler test failed."
1872fi
1873
38a9c529 1874add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1875check_cflags -std=c99
50a334e4 1876check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1877#include <stdlib.h>
1878EOF
50a334e4 1879check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1880#include <stdlib.h>
1881EOF
e9b9a2f8 1882
f0125de9
MR
1883check_host_cflags -std=c99
1884
b24dbcbd 1885case "$arch" in
b24dbcbd
RP
1886 alpha)
1887 arch="alpha"
1888 enable fast_64bit
c0a02a3e 1889 check_cflags -mieee
8a3c8627 1890 spic=$shared
b24dbcbd 1891 ;;
cfdb6148
MR
1892 arm|armv[4567]*l)
1893 arch="arm"
b24dbcbd 1894 ;;
f4870943
MR
1895 avr32)
1896 ;;
cfdb6148
MR
1897 bfin)
1898 arch="bfin"
1899 ;;
1900 ia64)
1901 arch="ia64"
b24dbcbd 1902 enable fast_64bit
8a3c8627 1903 spic=$shared
0956bc9b 1904 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1905 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1906 ;;
1907 m68k)
1908 arch="m68k"
b24dbcbd 1909 ;;
de3a1240 1910 mips|mipsel|IP*)
b24dbcbd 1911 arch="mips"
8a3c8627 1912 spic=$shared
b24dbcbd 1913 ;;
de3a1240
DB
1914 mips64)
1915 arch="mips"
bae3abb0 1916 subarch="mips64"
de3a1240 1917 enable fast_64bit
8a3c8627 1918 spic=$shared
de3a1240 1919 ;;
61597a98 1920 parisc|hppa)
b24dbcbd 1921 arch="parisc"
8a3c8627 1922 spic=$shared
b24dbcbd 1923 ;;
61597a98 1924 parisc64|hppa64)
b24dbcbd
RP
1925 arch="parisc"
1926 enable fast_64bit
8a3c8627 1927 spic=$shared
b24dbcbd 1928 ;;
cfdb6148
MR
1929 "Power Macintosh"|ppc|powerpc)
1930 arch="ppc"
1931 enable fast_unaligned
1932 ;;
1933 ppc64)
1934 arch="ppc"
34d11b87 1935 subarch="ppc64"
cfdb6148
MR
1936 enable fast_64bit
1937 enable fast_unaligned
1938 ;;
b24dbcbd
RP
1939 s390|s390x)
1940 arch="s390"
1941 ;;
cfdb6148
MR
1942 sh4|sh)
1943 arch="sh4"
b24dbcbd 1944 ;;
cfdb6148
MR
1945 sparc)
1946 arch="sparc"
8a3c8627 1947 spic=$shared
cfdb6148
MR
1948 ;;
1949 sun4u|sparc64)
1950 arch="sparc"
1951 subarch="sparc64"
b24dbcbd 1952 enable fast_64bit
8a3c8627 1953 spic=$shared
b24dbcbd 1954 ;;
de27f4d9 1955 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1956 arch="x86"
1957 subarch="x86_32"
1958 enable fast_unaligned
8a3c8627 1959 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1960 int test[(int)sizeof(char*) - 7];
cfdb6148 1961EOF
de27f4d9
DC
1962 if test "$subarch" = "x86_64"; then
1963 enable cmov
1964 enable fast_cmov
1965 fi
b24dbcbd
RP
1966 ;;
1967 *)
1968 arch="unknown"
1969 ;;
1970esac
1971
62045d48 1972enable $arch $subarch
8a3c8627 1973enabled spic && enable pic
5755bc88 1974check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1975
7483e694 1976# OS specific
4f854758 1977case $target_os in
7483e694 1978 beos|haiku|zeta)
c9d19248 1979 prefix_default="$HOME/config"
7483e694 1980 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1981 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1982 case "$gcc_version" in
1983 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1984 disable mmx
1985 ;;
1986 *20010315*) echo "BeBits gcc"
0f010b2f 1987 add_cflags -fno-expensive-optimizations
7483e694
DB
1988 ;;
1989 esac
7483e694
DB
1990 SHFLAGS=-nostart
1991 # enable BeOS things
1992 enable audio_beos
1993 # no need for libm, but the inet stuff
1994 # Check for BONE
1995 # XXX: actually should check for NOT net_server
78fe7631 1996 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1997 network_extralibs="-lbind -lsocket"
1998 else
1999 enable beos_netserver
2000 network_extralibs="-lnet"
2001 fi ;;
2002 sunos)
2003 FFSERVERLDFLAGS=""
9987769a 2004 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2005 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2006 network_extralibs="-lsocket -lnsl"
50a334e4 2007 add_cppflags -D__EXTENSIONS__
7483e694
DB
2008 ;;
2009 netbsd)
07a8eef6
MR
2010 oss_indev_extralibs="-lossaudio"
2011 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2012 ;;
2013 openbsd)
89e053f8 2014 enable malloc_aligned
7c4a001a
MR
2015 # On OpenBSD 4.5. the compiler does not use PIC unless
2016 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2017 # however the generated executable will not do anything
2018 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2019 # Thus explicitly enable PIC here.
cd78208b 2020 enable pic
7483e694 2021 SHFLAGS='-shared'
07a8eef6
MR
2022 oss_indev_extralibs="-lossaudio"
2023 oss_outdev_extralibs="-lossaudio"
7483e694 2024 ;;
90b4f091 2025 freebsd|dragonfly)
89e053f8 2026 enable malloc_aligned
7483e694
DB
2027 ;;
2028 bsd/os)
2029 osextralibs="-lpoll -lgnugetopt"
2030 strip="strip -d"
2031 ;;
2032 darwin)
89e053f8 2033 enable malloc_aligned
0138c54e 2034 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2035 strip="strip -x"
2036 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2037 SLIBSUF=".dylib"
2038 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2039 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2040 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2041 objformat="macho"
1b0f6fb8 2042 enabled x86_64 && objformat="macho64"
8dfa86f7 2043 enabled_any pic shared ||
2704bd1a 2044 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2045 ;;
2046 mingw32*)
ad7da0b5
RP
2047 # Only WinXP or greater are supported
2048 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2049 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2050 disable network
2051 else
2052 target_os=mingw32
2053 fi
dcc01c06 2054 LIBTARGET=i386
1fc9fb8a 2055 if enabled x86_64; then
89e053f8 2056 enable malloc_aligned
dcc01c06 2057 LIBTARGET=x64
336cc1b0
MS
2058 elif enabled arm; then
2059 LIBTARGET=arm
dcc01c06 2060 fi
fbd971a4 2061 shlibdir_default="$bindir_default"
7483e694
DB
2062 disable ffserver
2063 SLIBPREF=""
2064 SLIBSUF=".dll"
7483e694
DB
2065 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2066 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2067 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2068 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2069 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2070 install -d "$(LIBDIR)"; \
2071 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2072 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2073 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2074 objformat="win32"
bc574408 2075 enable dos_paths
1894e741 2076 check_cflags -fno-common
b1549d61 2077 if ! enabled x86_64; then
f7ad5aa2
RP
2078 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2079 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2080 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2081 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2082 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2083 fi
7483e694
DB
2084 ;;
2085 cygwin*)
4f854758 2086 target_os=cygwin
fbd971a4 2087 shlibdir_default="$bindir_default"
7483e694
DB
2088 SLIBPREF="cyg"
2089 SLIBSUF=".dll"
2090 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2091 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2092 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2093 objformat="win32"
bc574408 2094 enable dos_paths
1894e741 2095 check_cflags -fno-common
7483e694 2096 ;;
4f365f37 2097 *-dos|freedos|opendos)
fdf11906 2098 disable ffplay ffserver
4f365f37
MK
2099 disable $INDEV_LIST $OUTDEV_LIST
2100 network_extralibs="-lsocket"
ff1c015d 2101 objformat="coff"
bc574408 2102 enable dos_paths
4f365f37 2103 ;;
7483e694 2104 linux)
7483e694
DB
2105 enable dv1394
2106 ;;
2107 irix*)
4f854758 2108 target_os=irix
7483e694
DB
2109 ranlib="echo ignoring ranlib"
2110 ;;
d22e8442 2111 os/2*)
d22e8442
DY
2112 strip="lxlite"
2113 ln_s="cp -f"
d22e8442 2114 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2115 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2116 FFSERVERLDFLAGS=""
287d3b13 2117 LIBSUF="_s.a"
d22e8442
DY
2118 SLIBPREF=""
2119 SLIBSUF=".dll"
2120 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2121 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2122 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2123 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2124 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2125 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2126 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2127 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2128 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2129 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2130 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2131 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2132 enable dos_paths
d22e8442 2133 ;;
83993c1c
AM
2134 gnu/kfreebsd)
2135 ;;
34e82167 2136 gnu)
34e82167 2137 ;;
d22e8442 2138
7483e694 2139 *)
4f924f9a 2140 die "Unknown OS '$target_os'."
7483e694
DB
2141 ;;
2142esac
2143
c9d19248
MR
2144set_default $PATHS_LIST
2145
c597172e 2146add_extralibs $osextralibs
de6d9b64 2147
28d8e661
DB
2148# Combine FFLDFLAGS and the LDFLAGS environment variable.
2149LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2150
320d060a 2151# we need to build at least one lib type
93b3c083 2152if ! enabled_any static shared; then
320d060a
DB
2153 cat <<EOF
2154At least one library type must be built.
2155Specify --enable-static to build the static libraries or --enable-shared to
2156build the shared libraries as well. To only build the shared libraries specify
2157--disable-static in addition to --enable-shared.
2158EOF
2159 exit 1;
2160fi
2161
abc4e572 2162disabled static && LIBNAME=""
2a320695 2163
a2234ceb
RP
2164if enabled_any libfaad libfaadbin ; then
2165 if check_header faad.h; then
295b8c70 2166 check_cc <<EOF
a2234ceb
RP
2167#include <faad.h>
2168#ifndef FAAD2_VERSION
2169ok faad1
2170#endif
db817cf3 2171int main(void) { return 0; }
a2234ceb
RP
2172EOF
2173 test $? = 0 && enable libfaad2
2174 else
ff3dac65 2175 die "FAAD test failed."
a2234ceb
RP
2176 fi
2177fi
2178
2179
2184c6f7 2180die_license_disabled() {
4c27207c 2181 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2182}
2183
2184die_license_disabled gpl libfaad2
2185die_license_disabled gpl libx264
2186die_license_disabled gpl libxvid
2187die_license_disabled gpl postproc
2188die_license_disabled gpl x11grab
2189
2f7ae63b 2190die_license_disabled nonfree libfaac
b2e3c528 2191
0b175caa
DB
2192die_license_disabled version3 libopencore_amrnb
2193die_license_disabled version3 libopencore_amrwb
2194
9cad0e4e 2195enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2196
9eeed841 2197check_deps $ARCH_EXT_LIST
0f3cb305 2198
40617a6d 2199disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2200
e276d9e8
MR
2201enable_pic() {
2202 enable pic
bce7b696
MR
2203 add_cppflags -DPIC
2204 add_cflags -fPIC
2205 add_asflags -fPIC
e276d9e8
MR
2206}
2207
2208enabled pic && enable_pic
bce7b696 2209
b4d96ba2
MR
2210check_cc <<EOF || die "Symbol mangling check failed."
2211int ff_extern;
2212EOF
2f05d9c1 2213sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2214extern_prefix=${sym%%ff_extern*}
2215
f65883c8
MR
2216check_cc <<EOF && enable inline_asm
2217void foo(void) { __asm__ volatile ("" ::); }
2218EOF
61d251db 2219
df5e3978
MR
2220_restrict=
2221for restrict_keyword in restrict __restrict__ __restrict; do
2222 check_cc <<EOF && _restrict=$restrict_keyword && break
2223void foo(char * $restrict_keyword p);
2224EOF
2225done
2226
2227check_cc <<EOF && enable attribute_packed
2228struct { int x; } __attribute__((packed)) x;
2229EOF
2230
2231check_cc <<EOF || die "endian test failed"
2232unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2233EOF
2234od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2235
fa0912fe 2236if enabled arm; then
e45391bb 2237
50fa82e6
MR
2238 check_cflags -marm
2239
fa0912fe
MR
2240 check_ld <<EOF && enable vfp_args
2241__asm__ (".eabi_attribute 28, 1");
2242int main(void) { return 0; }
2243EOF
2244
2245 # We have to check if pld is a nop and disable it.
2246 check_asm pld '"pld [r0]"'
2247
2248 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2249 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2250 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2251 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2252 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2253 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2254
e276d9e8
MR
2255 enabled_all armv6t2 shared !pic && enable_pic
2256
fa0912fe 2257elif enabled mips; then
e45391bb 2258
fa0912fe
MR
2259 check_asm loongson '"dmult.g $1, $2, $3"'
2260 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2261
fa0912fe 2262elif enabled ppc; then
e45391bb 2263
fa0912fe
MR
2264 check_asm dcbzl '"dcbzl 0, 1"'
2265 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2266 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2267
2268 # AltiVec flags: The FSF version of GCC differs from the Apple version
2269 if enabled altivec; then
2270 check_cflags -maltivec -mabi=altivec &&
2271 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2272 check_cflags -faltivec
2273
2274 # check if our compiler supports Motorola AltiVec C API
2275 check_cc <<EOF || disable altivec
2276$inc_altivec_h
2277int main(void) {
2278 vector signed int v1, v2, v3;
2279 v1 = vec_add(v2,v3);
2280 return 0;
2281}
2282EOF
2283
2284 # check if our compiler supports braces for vector declarations
2285 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2286$inc_altivec_h
2287int main (void) { (vector int) {1}; return 0; }
2288EOF
2289 fi
e45391bb 2290
fa0912fe 2291elif enabled sparc; then
e45391bb 2292
fa0912fe
MR
2293 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2294 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2295
fa0912fe 2296elif enabled x86; then
e45391bb 2297
44965991
PI
2298 # check whether EBP is available on x86
2299 # As 'i' is stored on the stack, this program will crash
2300 # if the base pointer is used to access it because the
2301 # base pointer is cleared in the inline assembly code.
7dfef245 2302 check_exec_crash <<EOF && enable ebp_available
44965991 2303 volatile int i=0;
be449fca 2304 __asm__ volatile (
44965991
PI
2305 "xorl %%ebp, %%ebp"
2306 ::: "%ebp");
2307 return i;
44965991
PI
2308EOF
2309
f494213c 2310 # check whether EBX is available on x86
7cee5421
MR
2311 check_asm ebx_available '""::"b"(0)' &&
2312 check_asm ebx_available '"":::"%ebx"'
8e380710 2313
d3a4b4e0
DB
2314 # check whether more than 10 operands are supported
2315 check_cc <<EOF && enable ten_operands
2316int main(void) {
2317 int x=0;
2318 __asm__ volatile(
2319 ""
2320 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2321 );
2322 return 0;
2323}
2324EOF
2325
d7f0920b 2326 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2327 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2328 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2329
2330 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2331
d52481b9 2332 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2333 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2334 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2335 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2336 case "$objformat" in
2337 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2338 esac
7595a5e4 2339 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2340
669b5583
MR
2341 case "$cpu" in
2342 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2343 disable fast_clz
2344 ;;
2345 esac
2346
44965991
PI
2347fi
2348
a98bb16d
RP
2349if check_func dlopen; then
2350 ldl=
2351elif check_func dlopen -ldl; then
2352 ldl=-ldl
8bf5d58f
MN
2353fi
2354
75ecf149
DB
2355# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2356check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2357
7483e694 2358check_func fork
84882df6 2359check_func getaddrinfo $network_extralibs
7483e694
DB
2360check_func gethrtime
2361check_func getrusage
094c09bb 2362check_func inet_aton $network_extralibs
abfc8d05 2363check_func isatty
7483e694
DB
2364check_func memalign
2365check_func mkstemp
1f91cdce 2366check_func posix_memalign
b507ebd1 2367check_func_headers io.h setmode
e4673692 2368check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2369check_func_headers windows.h GetProcessTimes
7c5bfe7a 2370check_func_headers windows.h VirtualAlloc
6ffa87d3 2371
e16e49ac 2372check_header conio.h
a98bb16d
RP
2373check_header dlfcn.h
2374check_header malloc.h
bf6ce82d 2375check_header poll.h
b58412f1 2376check_header sys/mman.h
b091aa44 2377check_header sys/resource.h
bf6ce82d 2378check_header sys/select.h
a98bb16d 2379check_header termios.h
272081b0
CEH
2380check_header vdpau/vdpau.h
2381check_header vdpau/vdpau_x11.h
68178ca9 2382check_header X11/extensions/XvMClib.h
a98bb16d 2383
89e053f8
MR
2384if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2385 enabled_any $need_memalign ; then
1f91cdce 2386 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2387fi
e16e49ac 2388
a4fa192c 2389disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2390disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2391
2392# check for some common methods of building with pthread support
2393# do this before the optional library checks as some of them require pthreads
2394if enabled pthreads; then
9e7fd101
MR
2395 if check_func pthread_create; then
2396 :
2397 elif check_func pthread_create -pthread; then
2398 add_cflags -pthread
afc9aee2 2399 add_extralibs -pthread
9e7fd101
MR
2400 elif check_func pthread_create -pthreads; then
2401 add_cflags -pthreads
afc9aee2 2402 add_extralibs -pthreads
8d94f606
GT
2403 elif check_func pthread_create -lpthreadGC2; then
2404 add_extralibs -lpthreadGC2
9e7fd101
MR
2405 elif ! check_lib pthread.h pthread_create -lpthread; then
2406 die "ERROR: can't find pthreads library"
2407 fi
57bd82d4
MR
2408fi
2409
8eee7025 2410for thread in $THREADS_LIST; do
e5f94c2b 2411 if enabled $thread; then
3ae3b721
RP
2412 test -n "$thread_type" &&
2413 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2414 thread_type="$thread"
e5f94c2b
RP
2415 fi
2416done
2417
fdf88598 2418check_lib math.h sin -lm
ff418735 2419check_lib va/va.h vaInitialize -lva
fdf88598 2420
6b7c7703
VS
2421check_func exp2
2422check_func exp2f
ad420e25
MR
2423check_func llrint
2424check_func log2
6b7c7703 2425check_func log2f
ad420e25
MR
2426check_func lrint
2427check_func lrintf
2428check_func round
2429check_func roundf
2430check_func truncf
f32adb22 2431
57bd82d4 2432# these are off by default, so fail if requested and not available
79fda097 2433enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2434enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2435 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2436 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2437enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2438enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2439enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2440enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2441enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2442enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2443enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2444enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2445enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2446 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2447enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2448enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2449enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2450enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2451 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2452 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2453enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2454enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2455
0b4a1821
AS
2456# libdc1394 check
2457if enabled libdc1394; then
2458 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2459 enable libdc1394_2; } ||
2460 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2461 enable libdc1394_1; } ||
2462 die "ERROR: No version of libdc1394 found "
2463fi
2464
497237c7
RP
2465disable sdl_too_old
2466disable sdl
6a1a892f 2467SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2468if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2469 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2470 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2471 temp_cflags $sdl_cflags
b4f93564 2472 temp_extralibs $sdl_libs
1ca5d97f 2473 if check_lib2 SDL.h SDL_Init; then
5e622c40 2474 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2475 if test "$_sdlversion" -lt 121 ; then
497237c7 2476 enable sdl_too_old
dcd479c0 2477 else
497237c7 2478 enable sdl
225e21ef 2479 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2480#include <SDL.h>
d6773f56 2481int main(int argc, char **argv){
29f3b38a
MR
2482 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2483 int w = vi->current_w;
2484 return 0;
2485}
2486EOF
dcd479c0
MR
2487 fi
2488 fi
29f3b38a 2489 restore_flags
c3f6b472 2490fi
57bd82d4 2491
2270b4b2 2492texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2493
73b46a95 2494if enabled network; then
96000432 2495 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2496 check_type netdb.h "struct addrinfo"
33a4dbdd 2497 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2498 # Prefer arpa/inet.h over winsock2
2499 if check_header arpa/inet.h ; then
2500 check_func closesocket
2501 elif check_header winsock2.h ; then
f4c13872
MS
2502 check_func_headers winsock2.h closesocket -lws2 && \
2503 network_extralibs="-lws2" || \
2504 { check_func_headers winsock2.h closesocket -lws2_32 && \
2505 network_extralibs="-lws2_32"; }
72be9e73 2506 check_type ws2tcpip.h socklen_t
c0018613 2507 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2508 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2509 else
2510 disable network
73b46a95
RP
2511 fi
2512fi
2513
b6f3d925 2514enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2515#include <sys/types.h>
2516#include <sys/socket.h>
2517#include <netinet/in.h>
2518#include <netdb.h>
db817cf3 2519int main(void) {
7483e694
DB
2520 struct sockaddr_storage saddr;
2521 struct ipv6_mreq mreq6;
2522 getaddrinfo(0,0,0,0);
2523 getnameinfo(0,0,0,0,0,0,0);
2524 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2525}
2526EOF
2527
06e31011
RP
2528check_header linux/videodev.h
2529check_header linux/videodev2.h
1b6e8b73 2530check_header sys/videoio.h
47f38850 2531
2446d3d6 2532check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2533
f8aa696f 2534# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2535{ check_header dev/bktr/ioctl_meteor.h &&
2536 check_header dev/bktr/ioctl_bt848.h; } ||
2537{ check_header machine/ioctl_meteor.h &&
2538 check_header machine/ioctl_bt848.h; } ||
2539{ check_header dev/video/meteor/ioctl_meteor.h &&
2540 check_header dev/video/bktr/ioctl_bt848.h; } ||
2541check_header dev/ic/bt8xx.h
f8aa696f 2542
c7682de0
RP
2543check_header sys/soundcard.h
2544check_header soundcard.h
deb29777 2545
b6f3d925 2546enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2547
0e57fe17 2548enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2549
56a059ac 2550enabled x11grab &&
f58f4ce1
GP
2551check_header X11/Xlib.h &&
2552check_header X11/extensions/XShm.h &&
0a045661 2553check_header X11/extensions/Xfixes.h &&
f58f4ce1 2554check_func XOpenDisplay -lX11 &&
781c1aa6
R
2555check_func XShmCreateImage -lX11 -lXext &&
2556check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2557
598ef02b 2558if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2559check_cpp_condition \
2560 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2561 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2562 disable vdpau; }
abf649c7 2563fi
deda2a4a 2564
95e561ec 2565enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2566
2567# add some useful compiler flags if supported
2568check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2569check_cflags -Wall
2570check_cflags -Wno-switch
c07bd6a9
MN
2571check_cflags -Wdisabled-optimization
2572check_cflags -Wpointer-arith
2573check_cflags -Wredundant-decls
cc1fb623 2574check_cflags -Wno-pointer-sign
f4929996 2575check_cflags -Wcast-qual
9aceb3cf 2576check_cflags -Wwrite-strings
652a5bf6 2577check_cflags -Wtype-limits
764551c6 2578check_cflags -Wundef
5af4e0cc 2579enabled extra_warnings && check_cflags -Winline
cf9d24ad 2580
57bd82d4 2581# add some linker flags
5c0e9479 2582check_ldflags -Wl,--warn-common
8351d2ba
DB
2583check_ldflags -Wl,--as-needed
2584check_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 2585check_ldflags -Wl,-Bsymbolic
94a3401e 2586
a482e61b
MR
2587echo "X{};" > $TMPV
2588test_ldflags -Wl,--version-script,$TMPV &&
2589 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2590
bd2216e4
MR
2591if enabled small; then
2592 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2593 optimizations="small"
2594elif enabled optimizations; then
629687f6 2595 if enabled xlc; then
0f010b2f
DB
2596 add_cflags -O5
2597 add_ldflags -O5
03279bbe
MK
2598 elif enabled suncc; then
2599 add_cflags -O5
df442a8d
MR
2600 elif enabled ccc; then
2601 add_cflags -fast
cf9d24ad 2602 else
0f010b2f 2603 add_cflags -O3
cf9d24ad 2604 fi
cddf3f45 2605fi
11fdbc44 2606check_cflags -fno-math-errno
b2eb2ff0 2607check_cflags -fno-signed-zeros
cddf3f45 2608
629687f6 2609if enabled icc; then
b1598b58
MR
2610 # Just warnings, no remarks
2611 check_cflags -w1
2612 # -wd: Disable following warnings
2613 # 144, 167, 556: -Wno-pointer-sign
2614 # 10006: ignoring unknown option -fno-signed-zeros
2615 # 10156: ignoring option '-W'; no argument required
2616 check_cflags -wd144,167,556,10006,10156
2617 # 11030: Warning unknown option --as-needed
2618 # 10156: ignoring option '-export'; no argument required
2619 check_ldflags -wd10156,11030
2620 # Allow to compile with optimizations
2621 check_ldflags -march=$cpu
be2cf98a
CEH
2622 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2623 enable ebp_available
df442a8d
MR
2624elif enabled ccc; then
2625 # disable some annoying warnings
2626 add_cflags -msg_disable cvtu32to64
2627 add_cflags -msg_disable embedcomment
2628 add_cflags -msg_disable needconstext
2629 add_cflags -msg_disable nomainieee
2630 add_cflags -msg_disable ptrmismatch1
2631 add_cflags -msg_disable unreachcode
973859f5
MR
2632elif enabled gcc; then
2633 check_cflags -fno-tree-vectorize
06da6943
DC
2634elif enabled clang; then
2635 check_cflags -Qunused-arguments
504a64b9
CEH
2636fi
2637
90be59ef 2638if enabled gprof; then
0f010b2f
DB
2639 add_cflags -p
2640 add_ldflags -p
1db54e20
DB
2641fi
2642
7f3c02fc 2643# Find out if the .align argument is a power of two or not.
9377b6ce 2644check_asm asmalign_pot '".align 3"'
4454dc1b 2645
7483e694
DB
2646enabled_any $DECODER_LIST && enable decoders
2647enabled_any $ENCODER_LIST && enable encoders
5666fd73 2648enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2649enabled_any $BSF_LIST && enable bsfs
2650enabled_any $DEMUXER_LIST && enable demuxers
2651enabled_any $MUXER_LIST && enable muxers
f7679c54 2652enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2653enabled_any $INDEV_LIST && enable indevs
2654enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2655enabled_any $PROTOCOL_LIST && enable protocols
2656
2657enabled_any $THREADS_LIST && enable threads
2658
2659check_deps $CONFIG_LIST \
b6bb00b0 2660 $CONFIG_EXTRA \
7483e694
DB
2661 $HAVE_LIST \
2662 $DECODER_LIST \
2663 $ENCODER_LIST \
5666fd73 2664 $HWACCEL_LIST \
7483e694
DB
2665 $PARSER_LIST \
2666 $BSF_LIST \
2667 $DEMUXER_LIST \
2668 $MUXER_LIST \
f7679c54 2669 $FILTER_LIST \
7483e694
DB
2670 $INDEV_LIST \
2671 $OUTDEV_LIST \
2672 $PROTOCOL_LIST \
f70f03f6 2673
3e89171a 2674echo "install prefix $prefix"
f36958f8
DB
2675echo "source path $source_path"
2676echo "C compiler $cc"
bfd5afd8 2677echo ".align is power-of-two $asmalign_pot"
f36958f8 2678echo "ARCH $arch ($cpu)"
ce8871c2
MR
2679if test "$build_suffix" != ""; then
2680 echo "build suffix $build_suffix"
eb94aca9 2681fi
ac63af34
DB
2682if test "$extra_version" != ""; then
2683 echo "version string suffix $extra_version"
2684fi
0db2ce77 2685echo "big-endian ${bigendian-no}"
e90f5b5a 2686echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2687if enabled x86; then
af44e8e4 2688 echo "yasm ${yasm-no}"
0db2ce77 2689 echo "MMX enabled ${mmx-no}"
30e98e62 2690 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2691 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2692 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2693 echo "SSE enabled ${sse-no}"
30e98e62 2694 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2695 echo "CMOV enabled ${cmov-no}"
2696 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2697 echo "EBX available ${ebx_available-no}"
2698 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2699 echo "10 operands supported ${ten_operands-no}"
e41e8342 2700fi
5b6c2cbd 2701if enabled arm; then
0db2ce77
MR
2702 echo "ARMv5TE enabled ${armv5te-no}"
2703 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2704 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2705 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2706 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2707 echo "NEON enabled ${neon-no}"
eba9ae3c 2708fi
5b6c2cbd 2709if enabled mips; then
0db2ce77 2710 echo "MMI enabled ${mmi-no}"
e41e8342 2711fi
5b6c2cbd 2712if enabled ppc; then
0db2ce77 2713 echo "AltiVec enabled ${altivec-no}"
30e98e62 2714 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2715 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2716 echo "performance report ${powerpc_perf-no}"
2717fi
2718if enabled sparc; then
2719 echo "VIS enabled ${vis-no}"
e41e8342 2720fi
0db2ce77
MR
2721echo "gprof enabled ${gprof-no}"
2722echo "debug symbols ${debug-no}"
87a0fb62 2723echo "strip symbols ${stripping-no}"
8400d6b8 2724echo "optimizations ${optimizations-no}"
0db2ce77
MR
2725echo "static ${static-no}"
2726echo "shared ${shared-no}"
4a24ab64 2727echo "postprocessing support ${postproc-no}"
f7679c54 2728echo "new filter support ${avfilter-no}"
81124ba0 2729echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2730echo "network support ${network-no}"
90be59ef 2731if enabled network; then
0db2ce77 2732 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2733fi
0db2ce77
MR
2734echo "threading support ${thread_type-no}"
2735echo "SDL support ${sdl-no}"
90be59ef 2736if enabled sdl_too_old; then
bfd5afd8
DB
2737 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2738fi
0db2ce77
MR
2739echo "Sun medialib support ${mlib-no}"
2740echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2741echo "libdc1394 support ${libdc1394-no}"
690bfceb 2742echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2743echo "libfaac enabled ${libfaac-no}"
2744echo "libfaad enabled ${libfaad-no}"
7e0871a7 2745echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2746echo "libgsm enabled ${libgsm-no}"
2747echo "libmp3lame enabled ${libmp3lame-no}"
2748echo "libnut enabled ${libnut-no}"
0b175caa
DB
2749echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2750echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2751echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2752echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2753echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2754echo "libtheora enabled ${libtheora-no}"
2755echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2756echo "libx264 enabled ${libx264-no}"
2757echo "libxvid enabled ${libxvid-no}"
0db2ce77 2758echo "zlib enabled ${zlib-no}"
f402916e 2759echo "bzlib enabled ${bzlib-no}"
2c62e737 2760echo
de6d9b64 2761
5666fd73 2762for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2763 echo "Enabled ${type}s:"
f65c9da1 2764 eval list=\$$(toupper $type)_LIST
8138b9db 2765 for part in $list; do
f65c9da1
MR
2766 enabled $part && echo ${part%_*}
2767 done | sort | pr -3 -t
2768 echo
8138b9db
RP
2769done
2770
ba7a7039 2771license="LGPL version 2.1 or later"
ba321adb 2772if enabled nonfree; then
ba7a7039 2773 license="nonfree and unredistributable"
9cad0e4e
DB
2774elif enabled gplv3; then
2775 license="GPL version 3 or later"
2776elif enabled lgplv3; then
2777 license="LGPL version 3 or later"
ba321adb 2778elif enabled gpl; then
ba7a7039 2779 license="GPL version 2 or later"
ba321adb
JK
2780fi
2781
2782echo "License: $license"
ca5323af 2783
cf1392e9
DB
2784echo "Creating config.mak and config.h..."
2785
ad212cc6
MR
2786enabled stripping || strip="echo skipping strip"
2787
173c983b
MR
2788cat > config.mak <<EOF
2789# Automatically generated by configure - do not modify!
2790ifndef FFMPEG_CONFIG_MAK
2791FFMPEG_CONFIG_MAK=1
2792FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2793prefix=$prefix
2794LIBDIR=\$(DESTDIR)$libdir
2795SHLIBDIR=\$(DESTDIR)$shlibdir
2796INCDIR=\$(DESTDIR)$incdir
2797BINDIR=\$(DESTDIR)$bindir
2798DATADIR=\$(DESTDIR)$datadir
2799MANDIR=\$(DESTDIR)$mandir
2800SRC_PATH="$source_path"
2801SRC_PATH_BARE=$source_path
2802BUILD_ROOT="$PWD"
2803ARCH=$arch
2804CC=$cc
2805AS=$as
2806LD=$ld
2807DEPCC=$dep_cc
2808YASM=$yasmexe
2809AR=$ar
2810RANLIB=$ranlib
2811LN_S=$ln_s
2812STRIP=$strip
2813CPPFLAGS=$CPPFLAGS
2814CFLAGS=$CFLAGS
2815ASFLAGS=$ASFLAGS
2816CC_O=$CC_O
2817LDFLAGS=$LDFLAGS
2818FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2819SHFLAGS=$SHFLAGS
2820YASMFLAGS=$YASMFLAGS
2821BUILDSUF=$build_suffix
2822FULLNAME=$FULLNAME
2823LIBPREF=$LIBPREF
2824LIBSUF=$LIBSUF
2825LIBNAME=$LIBNAME
2826SLIBPREF=$SLIBPREF
2827SLIBSUF=$SLIBSUF
2828EXESUF=$EXESUF
2829EXTRA_VERSION=$extra_version
2830DEPFLAGS=$DEPFLAGS
2831CCDEP=$CCDEP
2832ASDEP=$ASDEP
2833CC_DEPFLAGS=$CC_DEPFLAGS
2834AS_DEPFLAGS=$AS_DEPFLAGS
2835HOSTCC=$host_cc
2836HOSTCFLAGS=$host_cflags
2837HOSTEXESUF=$HOSTEXESUF
2838HOSTLDFLAGS=$host_ldflags
2839HOSTLIBS=$host_libs
2840TARGET_EXEC=$target_exec
2841TARGET_PATH=$target_path
2842SDL_LIBS=$sdl_libs
2843SDL_CFLAGS=$sdl_cflags
2844LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2845EXTRALIBS=$extralibs
2846EOF
5a872801 2847
719c8e00
MR
2848get_version(){
2849 name=$1
2850 file=$source_path/$2
147e7692
MR
2851 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2852 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2853 lcname=$(tolower $name)
2854 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2855 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2856}
2857
147e7692
MR
2858get_version LIBSWSCALE libswscale/swscale.h
2859get_version LIBPOSTPROC libpostproc/postprocess.h
2860get_version LIBAVCODEC libavcodec/avcodec.h
2861get_version LIBAVDEVICE libavdevice/avdevice.h
2862get_version LIBAVFORMAT libavformat/avformat.h
2863get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2864get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2865
173c983b
MR
2866enabled shared && cat >> config.mak <<EOF
2867LIBTARGET=${LIBTARGET}
2868SLIBNAME=${SLIBNAME}
2869SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2870SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2871SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2872SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2873SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2874SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2875EOF
523ef551 2876
173c983b
MR
2877enabled asmalign_pot || align_shift="1 <<"
2878
2879cat > $TMPH <<EOF
2880/* Automatically generated by configure - do not modify! */
2881#ifndef FFMPEG_CONFIG_H
2882#define FFMPEG_CONFIG_H
2883#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2884#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2885#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2886#define CC_TYPE "$cc_type"
2887#define CC_VERSION $cc_version
2888#define restrict $_restrict
2889#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2890#define EXTERN_PREFIX "${extern_prefix}"
2891#define EXTERN_ASM ${extern_prefix}
2892EOF
523ef551
DB
2893
2894if enabled small || disabled optimizations; then
2895 echo "#define av_always_inline" >> $TMPH
2896fi
2897
3d907e22
MR
2898print_config ARCH_ $TMPH config.mak $ARCH_LIST
2899print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2900print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2901 $CONFIG_EXTRA \
7483e694
DB
2902 $DECODER_LIST \
2903 $ENCODER_LIST \
5666fd73 2904 $HWACCEL_LIST \
7483e694
DB
2905 $PARSER_LIST \
2906 $BSF_LIST \
2907 $DEMUXER_LIST \
2908 $MUXER_LIST \
f7679c54 2909 $FILTER_LIST \
7483e694
DB
2910 $PROTOCOL_LIST \
2911 $INDEV_LIST \
2912 $OUTDEV_LIST \
8ac17293 2913
9c05103f 2914echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2915echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2916
b7860763 2917# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2918cmp -s $TMPH config.h &&
2919 echo "config.h is unchanged" ||
2920 mv -f $TMPH config.h
3d204385 2921
165af439 2922# build tree in object directory if source path is different from current one
90be59ef 2923if enabled source_path_used; then
b767b9cd
MR
2924 DIRS="
2925 doc
2926 libavcodec
2927 libavcodec/$arch
2928 libavdevice
2929 libavfilter
2930 libavformat
2931 libavutil
2932 libavutil/$arch
2933 libpostproc
2934 libswscale
2935 libswscale/$arch
2936 tests
2937 tools
2938 "
2939 FILES="
2940 Makefile
2941 common.mak
2942 subdir.mak
2943 doc/texi2pod.pl
2944 libavcodec/Makefile
2945 libavdevice/Makefile
2946 libavfilter/Makefile
2947 libavformat/Makefile
2948 libavutil/Makefile
2949 libpostproc/Makefile
2950 libswscale/Makefile
2951 "
165af439 2952 for dir in $DIRS ; do
7483e694 2953 mkdir -p $dir
165af439
MR
2954 done
2955 for f in $FILES ; do
20369773 2956 $ln_s "$source_path/$f" $f
165af439
MR
2957 done
2958fi
def4272a 2959
def4272a 2960
d0674868 2961# build pkg-config files
def4272a 2962
d0674868
DB
2963pkgconfig_generate(){
2964name=$1
b0dfd108 2965shortname=${name#lib}${build_suffix}
d0674868
DB
2966comment=$2
2967version=$3
2968libs=$4
2969requires=$5
25cd5cb3 2970cat <<EOF > $name/$name.pc
3e89171a 2971prefix=$prefix
a94e666c 2972exec_prefix=\${prefix}
f2b7382c 2973libdir=$libdir
7622778e 2974includedir=$incdir
def4272a 2975
d0674868
DB
2976Name: $name
2977Description: $comment
2978Version: $version
8cd6b388 2979Requires: $(enabled shared || echo $requires)
5dcfe9f8 2980Requires.private: $(enabled shared && echo $requires)
def4272a 2981Conflicts:
8cd6b388 2982Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2983Libs.private: $(enabled shared && echo $libs)
76a448ed 2984Cflags: -I\${includedir}
def4272a 2985EOF
25cd5cb3 2986cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2987prefix=
2988exec_prefix=
46d1ff83 2989libdir=\${pcfiledir}
1d44d365 2990includedir=${source_path}
def4272a 2991
d0674868
DB
2992Name: $name
2993Description: $comment
2994Version: $version
2995Requires: $requires
def4272a 2996Conflicts:
12701f6e 2997Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2998Cflags: -I\${includedir}
2999EOF
d0674868 3000}
def4272a 3001
e426941d 3002pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3003pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3004pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3005pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3006enabled avfilter &&
46983309 3007 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3008enabled postproc &&
e426941d 3009 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3010pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"