Change code so it uses 2 adds instead of one FFABS.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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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
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
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
57bd82d4
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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.
2ba042a7
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269EOF
270 else
271cat <<EOF
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272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
2ba042a7
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274EOF
275 fi
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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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
799c9e9b
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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(){
fd07f803
MR
358 for var; do
359 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
360 done
72702705
MR
361}
362
363disable_safe(){
fd07f803
MR
364 for var; do
365 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
366 done
72702705
MR
367}
368
f9d328da
MR
369do_enable_deep(){
370 for var; do
371 enabled $var && continue
372 eval sel="\$${var}_select"
c510c7b5
MR
373 eval sgs="\$${var}_suggest"
374 pushvar var sgs
f9d328da 375 enable_deep $sel
c510c7b5
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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#!}" $op "xyes"
44161118
MR
395}
396
37970ebf 397disabled(){
3250003c
MR
398 test "${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
85bca2c5
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 $opt && return 0
423 done
f7b230a7 424 return 1
85bca2c5
DB
425}
426
c9d19248
MR
427set_default(){
428 for opt; do
88268e94 429 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
430 done
431}
432
4a0d6686
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
MR
445 enabled ${cfg}_checking && die "Circular dependency for $cfg."
446 disabled ${cfg}_checking && continue
447 enable ${cfg}_checking
448
30fd06be
MR
449 eval dep_all="\$${cfg}_deps"
450 eval dep_any="\$${cfg}_deps_any"
7ef3425f 451 eval dep_sel="\$${cfg}_select"
c510c7b5 452 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 453
c510c7b5
MR
454 pushvar cfg dep_all dep_any dep_sel dep_sgs
455 check_deps $dep_all $dep_any $dep_sel $dep_sgs
456 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 457
6a702d4c
MR
458 enabled_all $dep_all || disable $cfg
459 enabled_any $dep_any || disable $cfg
7ef3425f 460 disabled_any $dep_sel && disable $cfg
799c9e9b 461
4ec45764
RP
462 if enabled $cfg; then
463 eval dep_extralibs="\$${cfg}_extralibs"
464 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 465 enable_deep $dep_sel
c510c7b5 466 enable_deep_weak $dep_sgs
4ec45764
RP
467 fi
468
799c9e9b 469 disable ${cfg}_checking
30fd06be
MR
470 done
471}
472
44161118
MR
473print_config(){
474 pfx=$1
475 header=$2
476 makefile=$3
477 shift 3
478 for cfg; do
5e622c40 479 ucname="$(toupper $cfg)"
44161118 480 if enabled $cfg; then
3d907e22 481 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
482 echo "${pfx}${ucname}=yes" >> $makefile
483 else
b250f9c6 484 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 485 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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486 fi
487 done
57bd82d4
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488}
489
490flags_saved(){
2270b4b2 491 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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492}
493
dcd479c0 494save_flags(){
57bd82d4 495 flags_saved && return
dcd479c0
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496 SAVE_CFLAGS="$CFLAGS"
497 SAVE_LDFLAGS="$LDFLAGS"
498 SAVE_extralibs="$extralibs"
499}
500
501restore_flags(){
f5d28d10 502 flags_saved || return
dcd479c0
MR
503 CFLAGS="$SAVE_CFLAGS"
504 LDFLAGS="$SAVE_LDFLAGS"
505 extralibs="$SAVE_extralibs"
506 unset SAVE_CFLAGS
507 unset SAVE_LDFLAGS
508 unset SAVE_extralibs
509}
510
511temp_cflags(){
512 save_flags
513 CFLAGS="$CFLAGS $*"
514}
515
516temp_ldflags(){
517 save_flags
518 LDFLAGS="$LDFLAGS $*"
519}
520
521temp_extralibs(){
522 save_flags
523 extralibs="$extralibs $*"
524}
525
57bd82d4
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526append(){
527 var=$1
528 shift
529 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
530 eval "$var=\"\$$var $*\""
531}
532
50a334e4 533add_cppflags(){
caf458dd 534 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
535}
536
57bd82d4 537add_cflags(){
caf458dd 538 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
539}
540
2f2e6c7c 541add_asflags(){
caf458dd 542 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
543}
544
57bd82d4
MR
545add_ldflags(){
546 append LDFLAGS "$@"
547}
548
549add_extralibs(){
550 append extralibs "$@"
551}
552
b0cfb663 553check_cmd(){
b3cb5d51 554 log "$@"
2270b4b2 555 "$@" >> $logfile 2>&1
b0cfb663
MR
556}
557
dcd479c0 558check_cc(){
57bd82d4 559 log check_cc "$@"
2270b4b2 560 cat > $TMPC
720c69da 561 log_file $TMPC
50a334e4 562 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
563}
564
565check_cpp(){
566 log check_cpp "$@"
2270b4b2 567 cat > $TMPC
720c69da 568 log_file $TMPC
9e7f3277 569 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
570}
571
f65883c8
MR
572check_as(){
573 log check_as "$@"
574 cat > $TMPC
575 log_file $TMPC
2f2e6c7c 576 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
577}
578
940f335a
MR
579check_asm(){
580 log check_asm "$@"
581 name="$1"
582 asm="$2"
583 shift 2
49214f61
MR
584 disable $name
585 check_as "$@" <<EOF && enable $name
124c21d7 586void foo(void){ __asm__ volatile($asm); }
940f335a
MR
587EOF
588}
589
304d586d
LM
590check_yasm(){
591 log check_yasm "$@"
592 echo "$1" > $TMPS
593 log_file $TMPS
594 shift 1
595 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
596}
597
dcd479c0 598check_ld(){
57bd82d4 599 log check_ld "$@"
0607887f 600 check_cc || return
3155a644
MR
601 flags=''
602 libs=''
603 for f; do
604 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
605 done
684b28e0 606 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
607}
608
50a334e4
MR
609check_cppflags(){
610 log check_cppflags "$@"
caf458dd
MR
611 set -- $($filter_cppflags "$@")
612 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
613int x;
614EOF
615}
616
dcd479c0 617check_cflags(){
57bd82d4 618 log check_cflags "$@"
caf458dd
MR
619 set -- $($filter_cflags "$@")
620 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
621int x;
622EOF
623}
624
625check_ldflags(){
57bd82d4
MR
626 log check_ldflags "$@"
627 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 628int main(void){ return 0; }
dcd479c0
MR
629EOF
630}
631
632check_header(){
57bd82d4 633 log check_header "$@"
dcd479c0
MR
634 header=$1
635 shift
b77df637
MR
636 disable_safe $header
637 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
638#include <$header>
639int x;
640EOF
641}
642
643check_func(){
57bd82d4 644 log check_func "$@"
dcd479c0
MR
645 func=$1
646 shift
d8bc5f06
MR
647 disable $func
648 check_ld "$@" <<EOF && enable $func
dcd479c0 649extern int $func();
c23a0ac8 650int main(void){ $func(); }
dcd479c0
MR
651EOF
652}
653
2446d3d6
DB
654check_func_headers(){
655 log check_func_headers "$@"
f8d7b072
MR
656 headers=$1
657 func=$2
658 shift 2
659 disable $func
660 incs=""
661 for hdr in $headers; do
662 incs="$incs
663#include <$hdr>"
664 done
cd0d9a9d 665 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 666$incs
d6773f56 667int main(int argc, char **argv){
2b2c2a81 668 return (long) $func;
f8d7b072
MR
669}
670EOF
671}
672
a5344cf7
SS
673check_cpp_condition(){
674 log check_cpp_condition "$@"
675 header=$1
676 condition=$2
677 check_cpp <<EOF
678#include <$header>
679#if !($condition)
680#error "unsatisfied condition: $condition"
681#endif
682EOF
683}
684
57bd82d4
MR
685check_lib(){
686 log check_lib "$@"
687 header="$1"
688 func="$2"
689 shift 2
fcfcde17
MR
690 temp_extralibs "$@"
691 check_header $header && check_func $func && add_extralibs "$@"
692 err=$?
693 restore_flags
694 return $err
57bd82d4
MR
695}
696
f8d7b072
MR
697check_lib2(){
698 log check_lib2 "$@"
699 headers="$1"
700 func="$2"
701 shift 2
702 temp_extralibs "$@"
2446d3d6 703 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
704 err=$?
705 restore_flags
706 return $err
707}
708
dcd479c0 709check_exec(){
2270b4b2 710 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
711}
712
7dfef245 713check_exec_crash(){
5e622c40 714 code=$(cat)
7dfef245
MR
715
716 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
717 # are safe but may not be available everywhere. Thus we use
718 # raise(SIGTERM) instead. The check is run in a subshell so we
719 # can redirect the "Terminated" message from the shell. SIGBUS
720 # is not defined by standard C so it is used conditionally.
721
2270b4b2 722 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
723#include <signal.h>
724static void sighandler(int sig){
725 raise(SIGTERM);
726}
e5af4a11 727int main(void){
7dfef245
MR
728 signal(SIGILL, sighandler);
729 signal(SIGFPE, sighandler);
730 signal(SIGSEGV, sighandler);
731#ifdef SIGBUS
732 signal(SIGBUS, sighandler);
733#endif
734 { $code }
735}
736EOF
737}
738
72be9e73
DY
739check_type(){
740 log check_type "$@"
741 headers=$1
742 type=$2
743 shift 2
ae550ce9 744 disable_safe "$type"
72be9e73
DY
745 incs=""
746 for hdr in $headers; do
747 incs="$incs
748#include <$hdr>"
749 done
ae550ce9 750 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
751$incs
752$type v;
753EOF
754}
755
57bd82d4
MR
756require(){
757 name="$1"
758 header="$2"
759 func="$3"
760 shift 3
761 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
762}
763
f8d7b072
MR
764require2(){
765 name="$1"
766 headers="$2"
767 func="$3"
768 shift 3
769 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
770}
771
eea50282
MR
772check_foo_config(){
773 cfg=$1
774 pkg=$2
775 header=$3
776 func=$4
777 shift 4
778 disable $cfg
779 check_cmd ${pkg}-config --version
780 err=$?
781 if test "$err" = 0; then
5e622c40
DB
782 temp_cflags $(${pkg}-config --cflags)
783 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
784 check_lib "$@" $header $func && enable $cfg
785 fi
786 return $err
787}
788
f0125de9
MR
789check_host_cc(){
790 log check_host_cc "$@"
791 cat > $TMPC
792 log_file $TMPC
793 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
794}
795
796check_host_cflags(){
797 log check_host_cflags "$@"
798 check_host_cc "$@" <<EOF && append host_cflags "$@"
799int x;
800EOF
801}
802
c505dd31
MR
803apply(){
804 file=$1
805 shift
806 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
807}
808
dcd61286
DB
809# CONFIG_LIST contains configurable options, while HAVE_LIST is for
810# system-dependent things.
811
4a0d6686
AJ
812COMPONENT_LIST="
813 bsfs
814 decoders
815 demuxers
816 encoders
3cde40aa 817 filters
5666fd73 818 hwaccels
c552605c 819 indevs
4a0d6686 820 muxers
c552605c 821 outdevs
4a0d6686
AJ
822 parsers
823 protocols
824"
825
826CONFIG_LIST="
827 $COMPONENT_LIST
e8ed9b7a 828 aandct
f7679c54
VS
829 avfilter
830 avfilter_lavf
c88f5d72
MR
831 avisynth
832 beos_netserver
f402916e 833 bzlib
c73f65d9 834 doc
27a9466b 835 fastdiv
c88f5d72
MR
836 ffmpeg
837 ffplay
838 ffserver
1848f7d9 839 fft
4f034993 840 golomb
c88f5d72 841 gpl
ecfc4f44 842 gprof
d8d0d0b2 843 gray
3abe5fbd 844 hardcoded_tables
c88f5d72 845 ipv6
f7b8bffe 846 libdc1394
690bfceb 847 libdirac
2eed5a46
DB
848 libfaac
849 libfaad
850 libfaadbin
c88f5d72 851 libgsm
6ebe07fb 852 libmp3lame
c88f5d72 853 libnut
0b175caa
DB
854 libopencore_amrnb
855 libopencore_amrwb
9a77d59a 856 libopenjpeg
f7cd9eed 857 libschroedinger
ae14f311 858 libspeex
150d2772 859 libtheora
c88f5d72 860 libvorbis
1cc60c47
DB
861 libx264
862 libxvid
f4d608e3 863 lpc
47a158cb 864 mdct
c88f5d72 865 memalign_hack
a8150374 866 mlib
c88f5d72
MR
867 mpegaudio_hp
868 network
3fe142e2 869 nonfree
8a3c8627 870 pic
4a24ab64 871 postproc
2b4c3615 872 powerpc_perf
68602540 873 rdft
e90f5b5a 874 runtime_cpudetect
2e35e684 875 shared
bd2216e4 876 small
2e35e684 877 static
a9ddb5b1 878 swscale_alpha
17492d5e
DB
879 vaapi
880 vdpau
9cad0e4e 881 version3
56a059ac 882 x11grab
c88f5d72 883 zlib
4a0d6686 884"
c88f5d72 885
8eee7025
DB
886THREADS_LIST='
887 beosthreads
d22e8442 888 os2threads
8eee7025
DB
889 pthreads
890 w32threads
891'
892
3f5b56e5
MR
893ARCH_LIST='
894 alpha
a2fc0f6a 895 arm
fdcd782d
MR
896 avr32
897 avr32_ap
898 avr32_uc
3f5b56e5
MR
899 bfin
900 ia64
901 m68k
902 mips
bae3abb0 903 mips64
3f5b56e5 904 parisc
79cb09b2 905 ppc
34d11b87 906 ppc64
3f5b56e5
MR
907 s390
908 sh4
909 sparc
910 sparc64
911 x86
912 x86_32
913 x86_64
914'
915
916ARCH_EXT_LIST='
1ac9331a 917 altivec
3bf96eec 918 amd3dnow
a1ef9f08 919 amd3dnowext
1ac9331a 920 armv5te
edab3048 921 armv6
ab5cb084 922 armv6t2
f55b299a 923 armvfp
3f5b56e5
MR
924 iwmmxt
925 mmi
926 mmx
d7f0920b 927 mmx2
6b18d278 928 neon
799fde37 929 ppc4xx
1bb04d5a 930 sse
9eeed841 931 ssse3
bd9d34a0 932 vis
3f5b56e5
MR
933'
934
935HAVE_LIST="
936 $ARCH_EXT_LIST
937 $THREADS_LIST
35fd8122 938 alsa_asoundlib_h
3f5b56e5 939 altivec_h
c9fdab0d 940 arpa_inet_h
e7ea5e3d 941 attribute_packed
08a85a59 942 bigendian
6bd859d6 943 bswap
ecf97f22 944 closesocket
1ac9331a 945 cmov
e16e49ac 946 conio_h
c88f5d72 947 dcbzl
f8aa696f
DB
948 dev_bktr_ioctl_bt848_h
949 dev_bktr_ioctl_meteor_h
950 dev_ic_bt8xx_h
951 dev_video_meteor_ioctl_meteor_h
952 dev_video_bktr_ioctl_bt848_h
18b67ae5 953 dlfcn_h
c88f5d72 954 dlopen
bc574408 955 dos_paths
245626d0
DB
956 ebp_available
957 ebx_available
6b7c7703
VS
958 exp2
959 exp2f
c2a29455 960 fast_64bit
7073e9fc 961 fast_cmov
7b829d2a 962 fast_unaligned
9d99cc5a 963 fork
84882df6 964 getaddrinfo
da9e86f8 965 gethrtime
4e68cb8a 966 GetProcessTimes
66be5b45 967 getrusage
2e1913b1 968 inet_aton
61d251db 969 inline_asm
abfc8d05 970 isatty
9f5ff83f 971 ldbrx
0b4a1821
AS
972 libdc1394_1
973 libdc1394_2
a33cab3a 974 llrint
291fd18a 975 log2
6b7c7703 976 log2f
85dd97ad 977 loongson
a33cab3a 978 lrint
c88f5d72 979 lrintf
e4673692 980 lzo1x_999_compress
f8aa696f
DB
981 machine_ioctl_bt848_h
982 machine_ioctl_meteor_h
c88f5d72
MR
983 malloc_h
984 memalign
6ffa87d3 985 mkstemp
b4e806b2 986 pld
1f91cdce 987 posix_memalign
a33cab3a
MK
988 round
989 roundf
c88f5d72
MR
990 sdl
991 sdl_video_size
b507ebd1 992 setmode
72be9e73 993 socklen_t
deb29777 994 soundcard_h
f8cda19e 995 poll_h
c0018613 996 struct_addrinfo
33a4dbdd 997 struct_sockaddr_storage
b58412f1 998 sys_mman_h
b091aa44 999 sys_resource_h
81644c2e 1000 sys_select_h
deb29777 1001 sys_soundcard_h
1b6e8b73 1002 sys_videoio_h
d3a4b4e0 1003 ten_operands
e16e49ac 1004 termios_h
b265431e 1005 threads
7b04b8a0 1006 truncf
ce742de2 1007 vfp_args
7c5bfe7a 1008 VirtualAlloc
6ff3f3e7 1009 winsock2_h
cc078b5d 1010 xform_asm
304d586d 1011 yasm
0cb78cef 1012"
44161118 1013
b6bb00b0
MR
1014# options emitted with CONFIG_ prefix but not available on command line
1015CONFIG_EXTRA="
9cad0e4e
DB
1016 gplv3
1017 lgplv3
b6bb00b0
MR
1018"
1019
520cc7f1 1020CMDLINE_SELECT="
3f5b56e5 1021 $ARCH_EXT_LIST
520cc7f1 1022 $CONFIG_LIST
8eee7025 1023 $THREADS_LIST
db6107b6 1024 cross_compile
520cc7f1
MR
1025 debug
1026 extra_warnings
8c6afa4d 1027 logging
d2bbb2f7 1028 optimizations
87a0fb62 1029 stripping
7595a5e4 1030 yasm
520cc7f1 1031"
426be5dc
DB
1032
1033PATHS_LIST='
d156bede 1034 bindir
14a8acf1 1035 datadir
26759c44
MR
1036 incdir
1037 libdir
26759c44
MR
1038 mandir
1039 prefix
1040 shlibdir
426be5dc
DB
1041'
1042
1043CMDLINE_SET="
1044 $PATHS_LIST
1045 arch
313c46a6 1046 as
426be5dc
DB
1047 build_suffix
1048 cc
1049 cpu
1050 cross_prefix
50567afa 1051 dep_cc
ac63af34 1052 extra_version
9da6609f
MR
1053 host_cc
1054 host_cflags
1055 host_ldflags
1056 host_libs
82bb3329 1057 host_os
684b28e0 1058 ld
426be5dc 1059 logfile
89641463 1060 nm
26759c44 1061 source_path
c5200f17
MR
1062 sysinclude
1063 sysroot
a7ada2ba 1064 target_exec
26759c44 1065 target_os
a7ada2ba 1066 target_path
426be5dc 1067"
520cc7f1 1068
89f2932b
MR
1069CMDLINE_APPEND="
1070 extra_cflags
1071"
1072
912f3148
DB
1073# code dependency declarations
1074
9eeed841 1075# architecture extensions
79cb09b2 1076altivec_deps="ppc"
3bf96eec 1077amd3dnow_deps="mmx"
a1ef9f08 1078amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1079armv5te_deps="arm"
1080armv6_deps="arm"
ab5cb084 1081armv6t2_deps="arm"
a2fc0f6a
MR
1082armvfp_deps="arm"
1083iwmmxt_deps="arm"
e241ba14 1084mmi_deps="mips"
9eeed841 1085mmx_deps="x86"
75aa95a6 1086mmx2_deps="mmx"
a2fc0f6a 1087neon_deps="arm"
799fde37 1088ppc4xx_deps="ppc"
75aa95a6
DB
1089sse_deps="mmx"
1090ssse3_deps="sse"
bd9d34a0 1091vis_deps="sparc"
9eeed841 1092
89e053f8 1093need_memalign="altivec neon sse"
6fec122a 1094inline_asm_deps="!tms470"
89e053f8 1095
5666fd73 1096# decoders / encoders / hardware accelerators
f1e94694 1097aac_decoder_select="fft mdct aac_parser"
84c04e25 1098aac_encoder_select="fft mdct"
5b423887 1099ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1100alac_encoder_select="lpc"
47a158cb 1101atrac3_decoder_select="fft mdct"
4f034993 1102cavs_decoder_select="golomb"
47a158cb 1103cook_decoder_select="fft mdct"
2eef7c62 1104cscd_decoder_suggest="zlib"
47a158cb 1105dca_decoder_select="fft mdct"
e8ed9b7a 1106dnxhd_encoder_select="aandct"
2eef7c62 1107dxa_decoder_select="zlib"
baf91bb9 1108eac3_decoder_select="ac3_decoder"
84c04e25 1109eamad_decoder_select="aandct"
e8ed9b7a 1110eatgq_decoder_select="aandct"
d52b39c7 1111eatqi_decoder_select="aandct"
4f034993
MR
1112ffv1_decoder_select="golomb"
1113flac_decoder_select="golomb"
f4d608e3 1114flac_encoder_select="golomb lpc"
2eef7c62
AJ
1115flashsv_decoder_select="zlib"
1116flashsv_encoder_select="zlib"
4414137e 1117flv_decoder_select="h263_decoder"
4d4b4bd1 1118flv_encoder_select="h263_encoder"
e8ed9b7a 1119h261_encoder_select="aandct"
7f647ae0 1120h263_decoder_select="h263_parser"
e8ed9b7a 1121h263_encoder_select="aandct"
ff418735 1122h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1123h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1124h263i_decoder_select="h263_decoder"
fe629c2d 1125h263p_encoder_select="h263_encoder"
4f034993 1126h264_decoder_select="golomb"
ff418735 1127h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1128h264_vaapi_hwaccel_select="vaapi"
711dae77 1129h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1130h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1131imc_decoder_select="fft mdct"
4f034993
MR
1132jpegls_decoder_select="golomb"
1133jpegls_encoder_select="golomb"
e8ed9b7a 1134ljpeg_encoder_select="aandct"
4f034993 1135loco_decoder_select="golomb"
e8ed9b7a 1136mjpeg_encoder_select="aandct"
2cca233b 1137mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1138mpeg1video_encoder_select="aandct"
1139mpeg2video_encoder_select="aandct"
4414137e 1140mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1141mpeg4_encoder_select="h263_encoder"
711dae77 1142mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1143mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1144mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1145mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1146mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1147mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1148mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1149mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1150mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1151mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1152mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1153mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1154msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1155msmpeg4v1_encoder_select="h263_encoder"
4414137e 1156msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1157msmpeg4v2_encoder_select="h263_encoder"
4414137e 1158msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1159msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1160nellymoser_decoder_select="fft mdct"
1161nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1162png_decoder_select="zlib"
1163png_encoder_select="zlib"
63cae55d 1164qdm2_decoder_select="fft mdct rdft"
a8beb22f 1165rv10_decoder_select="h263_decoder"
b2bf38b4 1166rv10_encoder_select="h263_encoder"
a8beb22f 1167rv20_decoder_select="h263_decoder"
b2bf38b4 1168rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1169rv30_decoder_select="golomb"
1170rv40_decoder_select="golomb"
4f034993
MR
1171shorten_decoder_select="golomb"
1172sonic_decoder_select="golomb"
1173sonic_encoder_select="golomb"
1174sonic_ls_encoder_select="golomb"
1175svq3_decoder_select="golomb"
bee2eac5 1176svq3_decoder_suggest="zlib"
4eef77c1 1177theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1178tiff_decoder_suggest="zlib"
1179tiff_encoder_suggest="zlib"
aec09a00 1180truehd_decoder_select="mlp_decoder"
2eef7c62 1181tscc_decoder_select="zlib"
f95bfab0 1182vc1_decoder_select="h263_decoder"
ff418735 1183vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1184vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1185vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1186vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1187vorbis_decoder_select="fft mdct"
1188vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1189vp6a_decoder_select="vp6_decoder"
1190vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1191wmav1_decoder_select="fft mdct"
1192wmav1_encoder_select="fft mdct"
1193wmav2_decoder_select="fft mdct"
1194wmav2_encoder_select="fft mdct"
f95bfab0 1195wmv1_decoder_select="h263_decoder"
665507aa 1196wmv1_encoder_select="h263_encoder"
f95bfab0 1197wmv2_decoder_select="h263_decoder"
1746e2a9 1198wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1199wmv3_decoder_select="vc1_decoder"
1200wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1201wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1202zlib_decoder_select="zlib"
1203zlib_encoder_select="zlib"
1204zmbv_decoder_select="zlib"
1205zmbv_encoder_select="zlib"
30fd06be 1206
28b80940
DB
1207# parsers
1208h264_parser_select="golomb"
1209
f1e94694
DB
1210# bitstream_filters
1211aac_adtstoasc_bsf_select="aac_parser"
1212
912f3148 1213# external libraries
1b71f045 1214libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1215libdirac_encoder_deps="libdirac"
c9171a83 1216libfaac_encoder_deps="libfaac"
69ddbd1d 1217libfaad_decoder_deps="libfaad"
4ec45764 1218libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1219libgsm_decoder_deps="libgsm"
1220libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1221libgsm_ms_decoder_deps="libgsm"
1222libgsm_ms_encoder_deps="libgsm"
1cc60c47 1223libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1224libopencore_amrnb_decoder_deps="libopencore_amrnb"
1225libopencore_amrnb_encoder_deps="libopencore_amrnb"
1226libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1227libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1228libschroedinger_decoder_deps="libschroedinger"
1229libschroedinger_encoder_deps="libschroedinger"
ae14f311 1230libspeex_decoder_deps="libspeex"
150d2772 1231libtheora_encoder_deps="libtheora"
b0caf888 1232libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1233libx264_encoder_deps="libx264"
1234libxvid_encoder_deps="libxvid"
30fd06be 1235
912f3148 1236# demuxers / muxers
03a76ba9 1237ac3_demuxer_deps="ac3_parser"
647c2356 1238asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1239avisynth_demuxer_deps="avisynth"
1240dirac_demuxer_deps="dirac_parser"
5b423887 1241eac3_demuxer_select="ac3_parser"
647c2356 1242ipod_muxer_select="mov_muxer"
4e622dea
SS
1243libnut_demuxer_deps="libnut"
1244libnut_muxer_deps="libnut"
647c2356 1245matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1246matroska_demuxer_suggest="zlib bzlib"
1247mov_demuxer_suggest="zlib"
1248mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1249mp4_muxer_select="mov_muxer"
1250mpegtsraw_demuxer_select="mpegts_demuxer"
1251mxf_d10_muxer_select="mxf_muxer"
24ca518b 1252ogg_demuxer_select="golomb"
647c2356 1253psp_muxer_select="mov_muxer"
4e622dea
SS
1254rtsp_demuxer_deps="sdp_demuxer"
1255sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1256spdif_muxer_select="aac_parser"
647c2356
DB
1257tg2_muxer_select="mov_muxer"
1258tgp_muxer_select="mov_muxer"
6bdaa5f4 1259w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1260
1261# indevs / outdevs
38e54a75
SS
1262alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1263alsa_indev_extralibs="-lasound"
1264alsa_outdev_deps="alsa_asoundlib_h"
1265alsa_outdev_extralibs="-lasound"
1266audio_beos_indev_deps="audio_beos"
1267audio_beos_indev_extralibs="-lmedia -lbe"
1268audio_beos_outdev_deps="audio_beos"
1269audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1270bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1271dv1394_indev_deps="dv1394 dv_demuxer"
1272jack_indev_deps="jack_jack_h"
1273jack_indev_extralibs="-ljack"
1274libdc1394_indev_deps="libdc1394"
38e54a75
SS
1275oss_indev_deps_any="soundcard_h sys_soundcard_h"
1276oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1277v4l_indev_deps="linux_videodev_h"
1278v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1279vfwcap_indev_deps="capCreateCaptureWindow"
1280vfwcap_indev_extralibs="-lvfw32"
1281x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1282x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1283
912f3148 1284# protocols
3fff6382 1285gopher_protocol_deps="network"
c08fb000 1286http_protocol_deps="network"
cbf29889 1287rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1288rtp_protocol_deps="udp_protocol"
1289tcp_protocol_deps="network"
1290udp_protocol_deps="network"
1291
f7679c54 1292# filters
81124ba0 1293movie_filter_deps="avfilter_lavf"
f7679c54 1294
912f3148 1295# programs
fa859b4d 1296ffplay_deps="sdl"
6ad42348 1297ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1298ffserver_extralibs='$ldl'
a2830dca 1299
c73f65d9 1300doc_deps="texi2html"
912f3148 1301
de6d9b64 1302# default parameters
8a608357 1303
2ba042a7 1304logfile="config.err"
8a608357
MR
1305
1306# installation paths
c9d19248
MR
1307prefix_default="/usr/local"
1308bindir_default='${prefix}/bin'
14a8acf1 1309datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1310incdir_default='${prefix}/include'
1311libdir_default='${prefix}/lib'
1312mandir_default='${prefix}/share/man'
1313shlibdir_default="$libdir_default"
8a608357
MR
1314
1315# toolchain
11e6d03a 1316ar="ar"
13c7df3d 1317cc_default="gcc"
a3d7c197 1318cc_version=\"unknown\"
9da6609f 1319host_cc_default="gcc"
11e6d03a 1320ln_s="ln -sf"
89641463 1321nm_default="nm"
11e6d03a 1322objformat="elf"
be7109c1 1323ranlib="ranlib"
0f3cb305 1324strip="strip"
11e6d03a 1325yasmexe="yasm"
8a608357
MR
1326
1327# machine
5e622c40 1328arch=$(uname -m)
38d0a8aa 1329cpu="generic"
8a608357 1330
8a608357 1331# OS
4f854758 1332target_os=$(tolower $(uname -s))
82bb3329 1333host_os=$target_os
8a608357 1334
8a608357 1335# configurable options
497237c7 1336enable debug
c73f65d9 1337enable doc
aa033b1e 1338enable fastdiv
497237c7
RP
1339enable ffmpeg
1340enable ffplay
1341enable ffserver
1342enable ipv6
497237c7
RP
1343enable mpegaudio_hp
1344enable network
8400d6b8 1345enable optimizations
497237c7 1346enable protocols
530dc538 1347enable static
87a0fb62 1348enable stripping
a9ddb5b1 1349enable swscale_alpha
8a608357 1350
8a608357 1351# build settings
9987769a 1352SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1353FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1354LIBPREF="lib"
1355LIBSUF=".a"
c5f14466
RP
1356FULLNAME='$(NAME)$(BUILDSUF)'
1357LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1358SLIBPREF="lib"
1359SLIBSUF=".so"
c5f14466 1360SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1361SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1362SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1363LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1364
7e6c86e6
MR
1365CC_O='-o $@'
1366
f0125de9 1367host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1368host_libs='-lm'
1369
a7ada2ba
MR
1370target_path='.'
1371
0d7dca36
DB
1372# gcc stupidly only outputs the basename of targets with -MM, but we need the
1373# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1374DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1375DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1376
c597172e 1377# find source path
5e622c40 1378source_path="$(dirname "$0")"
497237c7 1379enable source_path_used
24524f36 1380if test -f configure; then
5e622c40 1381 source_path="$(pwd)"
497237c7 1382 disable source_path_used
c597172e 1383else
5e622c40 1384 source_path="$(cd "$source_path"; pwd)"
c597172e 1385 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1386 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1387 test -e "$source_path/config.h" &&
1388 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1389fi
1390
13cbe2c0 1391for v in "$@"; do
b04251c5
MR
1392 r=${v#*=}
1393 l=${v%"$r"}
1394 r=$(sh_quote "$r")
13cbe2c0
MR
1395 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1396done
c597172e 1397
73ef8980
MR
1398find_things(){
1399 thing=$1
1400 pattern=$2
1401 file=$source_path/$3
932ccf39 1402 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1403}
1404
1405ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1406DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1407HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1408PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1409BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1410MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1411DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1412OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1413INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1414PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1415FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1416
7483e694
DB
1417enable $ARCH_EXT_LIST \
1418 $DECODER_LIST \
1419 $ENCODER_LIST \
5666fd73 1420 $HWACCEL_LIST \
7483e694
DB
1421 $PARSER_LIST \
1422 $BSF_LIST \
1423 $DEMUXER_LIST \
1424 $MUXER_LIST \
f7679c54 1425 $FILTER_LIST \
7483e694
DB
1426 $PROTOCOL_LIST \
1427 $INDEV_LIST \
1428 $OUTDEV_LIST \
c597172e
MR
1429
1430die_unknown(){
1431 echo "Unknown option \"$1\"."
1432 echo "See $0 --help for available options."
1433 exit 1
1434}
1435
794f8e97 1436show_list() {
bf0c4afa
RP
1437 suffix=_$1
1438 shift
1439 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1440 exit 0
1441}
1442
c597172e 1443for opt do
7483e694
DB
1444 optval="${opt#*=}"
1445 case "$opt" in
0f010b2f 1446 --extra-ldflags=*) add_ldflags $optval
7483e694 1447 ;;
0f010b2f 1448 --extra-libs=*) add_extralibs $optval
7483e694 1449 ;;
8fb1cb58 1450 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1451 ;;
40bcf4c7
BL
1452 --enable-debug=*) debuglevel="$optval"
1453 ;;
7483e694 1454 --enable-*=*|--disable-*=*)
8b93ddc3 1455 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1456 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1457 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1458 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1459 $action $(filter "$name" $list)
7483e694
DB
1460 ;;
1461 --enable-?*|--disable-?*)
5e622c40 1462 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1463 if is_in $option $COMPONENT_LIST; then
fed5d54b 1464 test $action = disable && action=unset
e3773a55
MR
1465 eval $action \$$(toupper ${option%s})_LIST
1466 elif is_in $option $CMDLINE_SELECT; then
1467 $action $option
1468 else
1469 die_unknown $opt
1470 fi
7483e694
DB
1471 ;;
1472 --list-*)
1473 NAME="${opt#--list-}"
1474 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1475 NAME=${NAME%s}
1476 eval show_list $NAME \$$(toupper $NAME)_LIST
1477 ;;
1478 --help|-h) show_help
1479 ;;
1480 *)
884a36a7 1481 optname="${opt%%=*}"
26759c44
MR
1482 optname="${optname#--}"
1483 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1484 if is_in $optname $CMDLINE_SET; then
1485 eval $optname='$optval'
1486 elif is_in $optname $CMDLINE_APPEND; then
1487 append $optname "$optval"
1488 else
1489 die_unknown $opt
1490 fi
7483e694
DB
1491 ;;
1492 esac
c597172e
MR
1493done
1494
bcea99bb
MR
1495disabled logging && logfile=/dev/null
1496
13cbe2c0 1497echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1498set >> $logfile
1499
9da6609f
MR
1500test -n "$cross_prefix" && enable cross_compile
1501
adb2b908 1502ar="${cross_prefix}${ar}"
11e6d03a 1503cc_default="${cross_prefix}${cc_default}"
20e0ed95 1504nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1505ranlib="${cross_prefix}${ranlib}"
1506strip="${cross_prefix}${strip}"
1507
c5200f17
MR
1508sysinclude_default="${sysroot}/usr/include"
1509
75800dce 1510set_default cc nm sysinclude
9da6609f
MR
1511enabled cross_compile || host_cc_default=$cc
1512set_default host_cc
13c7df3d 1513
82bb3329
MR
1514exesuf() {
1515 case $1 in
1516 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1517 esac
1518}
1519
1520EXESUF=$(exesuf $target_os)
1521HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1522
e4e69e0b 1523# set temporary file name
a49d42c2 1524: ${TMPDIR:=$TEMPDIR}
c51fafa1 1525: ${TMPDIR:=$TMP}
a49d42c2 1526: ${TMPDIR:=/tmp}
e4e69e0b 1527
54460a83
MR
1528if ! check_cmd type mktemp; then
1529 # simple replacement for missing mktemp
1530 # NOT SAFE FOR GENERAL USE
1531 mktemp(){
1532 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1533 }
1534fi
1535
1536tmpfile(){
1537 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1538 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1539 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1540 append TMPFILES $tmp
1541 eval $1=$tmp
1542}
1543
1544trap 'rm -f -- $TMPFILES' EXIT
1545trap exit HUP INT TERM
1546
1547tmpfile TMPC .c
1548tmpfile TMPE $EXESUF
1549tmpfile TMPH .h
1550tmpfile TMPO .o
1551tmpfile TMPS .S
1552tmpfile TMPSH .sh
1553
1554unset -f mktemp
e4e69e0b 1555
993f2d0f
MR
1556# make sure we can execute files in $TMPDIR
1557cat > $TMPSH 2>> $logfile <<EOF
1558#! /bin/sh
1559EOF
1560chmod +x $TMPSH >> $logfile 2>&1
1561if ! $TMPSH >> $logfile 2>&1; then
1562 cat <<EOF
1563Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1564variable to another directory and make sure that it is not mounted noexec.
1565EOF
1566 die "Sanity test failed."
1567fi
993f2d0f 1568
19b4c628
MR
1569filter_cflags=echo
1570filter_cppflags=echo
1571filter_asflags=echo
1572
8f0c157a 1573if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1574 cc_type=gcc
a3d7c197 1575 cc_version=__VERSION__
aef6bd1b
MR
1576 if ! $cc -dumpversion | grep -q '^2\.'; then
1577 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1578 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1579 fi
629687f6
MR
1580elif $cc --version 2>/dev/null | grep -q Intel; then
1581 cc_type=icc
6e3fa35d 1582 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1583 CC_DEPFLAGS='-MMD'
1584 AS_DEPFLAGS='-MMD'
629687f6
MR
1585elif $cc -v 2>&1 | grep -q xlc; then
1586 cc_type=xlc
6e3fa35d 1587 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1588elif $cc -V 2>/dev/null | grep -q Compaq; then
1589 cc_type=ccc
6e3fa35d 1590 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1591 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1592 debuglevel=3
df442a8d 1593 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1594elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1595 test -d "$sysroot" || die "No valid sysroot specified."
1596 cc_type=armcc
6e3fa35d 1597 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1598 armcc_conf="$PWD/armcc.conf"
1599 $cc --arm_linux_configure \
1600 --arm_linux_config_file="$armcc_conf" \
1601 --configure_sysroot="$sysroot" \
1602 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1603 die "Error creating armcc configuration file."
1604 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1605 as_default="${cross_prefix}gcc"
07dec06e
MR
1606 CC_DEPFLAGS='-MMD'
1607 AS_DEPFLAGS='-MMD'
6fec122a
MR
1608elif $cc -version 2>/dev/null | grep -q TMS470; then
1609 cc_type=tms470
6e3fa35d 1610 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1611 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1612 CC_O='-fr=$(@D)'
1613 as_default="${cross_prefix}gcc"
1614 ld_default="${cross_prefix}gcc"
6fec122a
MR
1615 TMPO=$(basename $TMPC .c).o
1616 append TMPFILES $TMPO
1617 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1618 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1619 AS_DEPFLAGS='-MMD'
6fec122a
MR
1620 filter_cflags=tms470_flags
1621 tms470_flags(){
1622 for flag; do
1623 case $flag in
1624 -march=*|-mcpu=*)
1625 case "${flag#*=}" in
1626 armv7-a|cortex-a*) echo -mv=7a8 ;;
1627 armv7-r|cortex-r*) echo -mv=7r4 ;;
1628 armv7-m|cortex-m*) echo -mv=7m3 ;;
1629 armv6*|arm11*) echo -mv=6 ;;
1630 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1631 echo -mv=5e ;;
1632 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1633 esac
1634 ;;
1635 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1636 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1637 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1638 -Os) echo -O3 -mf=2 ;;
1639 -O[0-3]) echo $flag -mf=5 ;;
1640 -g) echo -g -mn ;;
1641 esac
1642 done
1643 }
06da6943
DC
1644elif $cc -v 2>&1 | grep -q clang; then
1645 cc_type=clang
1646 cc_version=__VERSION__
1647 CC_DEPFLAGS='-MMD'
1648 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1649elif $cc -V 2>&1 | grep -q Sun; then
1650 cc_type=suncc
1651 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1652 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1653 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1654 filter_cflags=suncc_flags
1655 suncc_flags(){
1656 for flag; do
1657 case $flag in
1658 -march=*|-mcpu=*)
1659 case "${flag#*=}" in
1660 native) echo -xtarget=native ;;
1661 v9) echo -xarch=sparc ;;
1662 ultrasparc) echo -xarch=sparcvis ;;
1663 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1664 i586|pentium) echo -xchip=pentium ;;
1665 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1666 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1667 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1668 pentium4*) echo -xtarget=pentium4 ;;
1669 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1670 *-sse3) echo -xarch=sse3 ;;
1671 core2) echo -xarch=ssse3 -xchip=core2 ;;
1672 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1673 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1674 k8|opteron|athlon64|athlon-fx)
1675 echo -xarch=sse2a ;;
1676 athlon*) echo -xarch=pentium_proa ;;
1677 esac
1678 ;;
1679 -std=c99) echo -xc99 ;;
1680 -fomit-frame-pointer) echo -xregs=frameptr ;;
1681 -fPIC) echo -KPIC -xcode=pic32 ;;
1682 -Os) echo -O5 -xspace ;;
1683 -W*,*) echo $flag ;;
1684 -f*-*|-W*) ;;
1685 *) echo $flag ;;
1686 esac
1687 done
1688 }
629687f6
MR
1689fi
1690
1691test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1692
75bafbac 1693: ${as_default:=$cc}
50567afa 1694: ${dep_cc_default:=$cc}
684b28e0 1695: ${ld_default:=$cc}
50567afa 1696set_default as dep_cc ld
75800dce 1697
07dec06e
MR
1698test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1699test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1700
7f32f40c 1701add_cflags $extra_cflags
2f2e6c7c 1702add_asflags $extra_cflags
7f32f40c 1703
154d432c
MR
1704if test -n "$sysroot"; then
1705 case "$cc_type" in
1706 gcc)
467256f2 1707 add_cppflags --sysroot="$sysroot"
154d432c
MR
1708 add_ldflags --sysroot="$sysroot"
1709 ;;
6fec122a
MR
1710 tms470)
1711 add_cppflags -I"$sysinclude"
1712 add_ldflags --sysroot="$sysroot"
1713 ;;
06da6943
DC
1714 clang)
1715 add_cppflags -isysroot="$sysroot"
1716 add_ldflags -isysroot="$sysroot"
1717 ;;
154d432c
MR
1718 esac
1719fi
1720
d22c13a8
MR
1721if test "$cpu" = host; then
1722 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1723
1724 case "$cc_type" in
1725 gcc)
1726 check_native(){
1727 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1728 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1729 }
1730 cpu=$(check_native -march || check_native -mcpu)
1731 ;;
1732 esac
1733
1734 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1735fi
1736
df5cdc24
MR
1737# Add processor-specific flags
1738case $cpu in
1739 601|ppc601|PowerPC601)
1740 cpuflags="-mcpu=601"
1741 ;;
1742 603*|ppc603*|PowerPC603*)
1743 cpuflags="-mcpu=603"
1744 ;;
1745 604*|ppc604*|PowerPC604*)
1746 cpuflags="-mcpu=604"
1747 ;;
1748 G3|g3|75*|ppc75*|PowerPC75*)
1749 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1750 ;;
1751 G4|g4|745*|ppc745*|PowerPC745*)
1752 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1753 ;;
1754 74*|ppc74*|PowerPC74*)
1755 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1756 ;;
1757 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1758 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1759 ;;
1760 Cell|CELL|cell)
1761 cpuflags="-mcpu=cell"
1762 enable ldbrx
1763 ;;
1764 # targets that do NOT support conditional mov (cmov)
1765 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1766 cpuflags="-march=$cpu"
1767 disable cmov
1768 ;;
1769 # targets that do support conditional mov (cmov)
d3ee7715 1770 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1771 cpuflags="-march=$cpu"
1772 enable cmov
1773 enable fast_cmov
1774 ;;
1775 # targets that do support conditional mov but on which it's slow
1776 pentium4|pentium4m|prescott|nocona)
1777 cpuflags="-march=$cpu"
1778 enable cmov
1779 disable fast_cmov
1780 ;;
1781 sparc64)
1782 cpuflags="-mcpu=v9"
1783 ;;
1784 arm11*|cortex*)
1785 cpuflags="-mcpu=$cpu"
1786 enable fast_unaligned
1787 ;;
1788 armv[67]*)
1789 cpuflags="-march=$cpu"
1790 enable fast_unaligned
1791 ;;
1792 armv*)
1793 cpuflags="-march=$cpu"
1794 ;;
1795 arm*)
1796 cpuflags="-mcpu=$cpu"
1797 ;;
1798 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1799 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1800 ;;
1801 bf*)
1802 cpuflags="-mcpu=$cpu"
1803 ;;
1804 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1805 cpuflags="-march=$cpu"
1806 ;;
fdcd782d
MR
1807 ap7[02]0[0-2])
1808 subarch="avr32_ap"
1809 cpuflags="-mpart=$cpu"
1810 ;;
1811 ap)
1812 subarch="avr32_ap"
1813 cpuflags="-march=$cpu"
1814 ;;
1815 uc3[ab]*)
1816 subarch="avr32_uc"
1817 cpuflags="-mcpu=$cpu"
1818 ;;
1819 uc)
1820 subarch="avr32_uc"
1821 cpuflags="-march=$cpu"
1822 ;;
df5cdc24
MR
1823 generic)
1824 ;;
1825 *)
1826 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1827 ;;
1828esac
1829
1830add_cflags $cpuflags
1831add_asflags $cpuflags
1832
993f2d0f
MR
1833# compiler sanity check
1834check_exec <<EOF
1835int main(void){ return 0; }
1836EOF
1837if test "$?" != 0; then
1838 echo "$cc is unable to create an executable file."
1839 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1840 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1841 echo "Only do this if you know what cross compiling means."
1842 fi
1843 die "C compiler test failed."
1844fi
1845
38a9c529 1846add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1847check_cflags -std=c99
50a334e4 1848check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1849#include <stdlib.h>
1850EOF
50a334e4 1851check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1852#include <stdlib.h>
1853EOF
e9b9a2f8 1854
f0125de9
MR
1855check_host_cflags -std=c99
1856
b24dbcbd 1857case "$arch" in
b24dbcbd
RP
1858 alpha)
1859 arch="alpha"
1860 enable fast_64bit
c0a02a3e 1861 check_cflags -mieee
8a3c8627 1862 spic=$shared
b24dbcbd 1863 ;;
cfdb6148
MR
1864 arm|armv[4567]*l)
1865 arch="arm"
b24dbcbd 1866 ;;
f4870943
MR
1867 avr32)
1868 ;;
cfdb6148
MR
1869 bfin)
1870 arch="bfin"
1871 ;;
1872 ia64)
1873 arch="ia64"
b24dbcbd 1874 enable fast_64bit
8a3c8627 1875 spic=$shared
0956bc9b 1876 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1877 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1878 ;;
1879 m68k)
1880 arch="m68k"
b24dbcbd 1881 ;;
de3a1240 1882 mips|mipsel|IP*)
b24dbcbd 1883 arch="mips"
8a3c8627 1884 spic=$shared
b24dbcbd 1885 ;;
de3a1240
DB
1886 mips64)
1887 arch="mips"
bae3abb0 1888 subarch="mips64"
de3a1240 1889 enable fast_64bit
8a3c8627 1890 spic=$shared
de3a1240 1891 ;;
61597a98 1892 parisc|hppa)
b24dbcbd 1893 arch="parisc"
8a3c8627 1894 spic=$shared
b24dbcbd 1895 ;;
61597a98 1896 parisc64|hppa64)
b24dbcbd
RP
1897 arch="parisc"
1898 enable fast_64bit
8a3c8627 1899 spic=$shared
b24dbcbd 1900 ;;
cfdb6148
MR
1901 "Power Macintosh"|ppc|powerpc)
1902 arch="ppc"
1903 enable fast_unaligned
1904 ;;
1905 ppc64)
1906 arch="ppc"
34d11b87 1907 subarch="ppc64"
cfdb6148
MR
1908 enable fast_64bit
1909 enable fast_unaligned
1910 ;;
b24dbcbd
RP
1911 s390|s390x)
1912 arch="s390"
1913 ;;
cfdb6148
MR
1914 sh4|sh)
1915 arch="sh4"
b24dbcbd 1916 ;;
cfdb6148
MR
1917 sparc)
1918 arch="sparc"
8a3c8627 1919 spic=$shared
cfdb6148
MR
1920 ;;
1921 sun4u|sparc64)
1922 arch="sparc"
1923 subarch="sparc64"
b24dbcbd 1924 enable fast_64bit
8a3c8627 1925 spic=$shared
b24dbcbd 1926 ;;
de27f4d9 1927 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1928 arch="x86"
1929 subarch="x86_32"
1930 enable fast_unaligned
8a3c8627 1931 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1932 int test[(int)sizeof(char*) - 7];
cfdb6148 1933EOF
de27f4d9
DC
1934 if test "$subarch" = "x86_64"; then
1935 enable cmov
1936 enable fast_cmov
1937 fi
b24dbcbd
RP
1938 ;;
1939 *)
1940 arch="unknown"
1941 ;;
1942esac
1943
62045d48 1944enable $arch $subarch
8a3c8627 1945enabled spic && enable pic
5755bc88 1946check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1947
7483e694 1948# OS specific
4f854758 1949case $target_os in
7483e694 1950 beos|haiku|zeta)
c9d19248 1951 prefix_default="$HOME/config"
7483e694 1952 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1953 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1954 case "$gcc_version" in
1955 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1956 disable mmx
1957 ;;
1958 *20010315*) echo "BeBits gcc"
0f010b2f 1959 add_cflags -fno-expensive-optimizations
7483e694
DB
1960 ;;
1961 esac
7483e694
DB
1962 SHFLAGS=-nostart
1963 # enable BeOS things
1964 enable audio_beos
1965 # no need for libm, but the inet stuff
1966 # Check for BONE
1967 # XXX: actually should check for NOT net_server
78fe7631 1968 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1969 network_extralibs="-lbind -lsocket"
1970 else
1971 enable beos_netserver
1972 network_extralibs="-lnet"
1973 fi ;;
1974 sunos)
1975 FFSERVERLDFLAGS=""
9987769a 1976 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1977 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1978 network_extralibs="-lsocket -lnsl"
50a334e4 1979 add_cppflags -D__EXTENSIONS__
7483e694
DB
1980 ;;
1981 netbsd)
07a8eef6
MR
1982 oss_indev_extralibs="-lossaudio"
1983 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1984 ;;
1985 openbsd)
89e053f8 1986 enable malloc_aligned
7c4a001a
MR
1987 # On OpenBSD 4.5. the compiler does not use PIC unless
1988 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1989 # however the generated executable will not do anything
1990 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1991 # Thus explicitly enable PIC here.
cd78208b 1992 enable pic
7483e694 1993 SHFLAGS='-shared'
07a8eef6
MR
1994 oss_indev_extralibs="-lossaudio"
1995 oss_outdev_extralibs="-lossaudio"
7483e694 1996 ;;
90b4f091 1997 freebsd|dragonfly)
89e053f8 1998 enable malloc_aligned
7483e694
DB
1999 ;;
2000 bsd/os)
2001 osextralibs="-lpoll -lgnugetopt"
2002 strip="strip -d"
2003 ;;
2004 darwin)
89e053f8 2005 enable malloc_aligned
0138c54e 2006 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2007 strip="strip -x"
2008 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2009 SLIBSUF=".dylib"
2010 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2011 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2012 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2013 objformat="macho"
1b0f6fb8 2014 enabled x86_64 && objformat="macho64"
8dfa86f7 2015 enabled_any pic shared ||
2704bd1a 2016 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2017 ;;
2018 mingw32*)
9d3f4f50 2019 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2020 disable network
2021 else
2022 target_os=mingw32
2023 fi
dcc01c06 2024 LIBTARGET=i386
1fc9fb8a 2025 if enabled x86_64; then
89e053f8 2026 enable malloc_aligned
dcc01c06 2027 LIBTARGET=x64
336cc1b0
MS
2028 elif enabled arm; then
2029 LIBTARGET=arm
dcc01c06 2030 fi
fbd971a4 2031 shlibdir_default="$bindir_default"
7483e694
DB
2032 disable ffserver
2033 SLIBPREF=""
2034 SLIBSUF=".dll"
7483e694
DB
2035 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2036 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2037 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2038 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2039 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2040 install -d "$(LIBDIR)"; \
2041 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2042 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2043 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2044 objformat="win32"
bc574408 2045 enable dos_paths
1894e741 2046 check_cflags -fno-common
b1549d61 2047 if ! enabled x86_64; then
f7ad5aa2
RP
2048 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2049 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2050 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2051 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2052 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2053 fi
7483e694
DB
2054 ;;
2055 cygwin*)
4f854758 2056 target_os=cygwin
fbd971a4 2057 shlibdir_default="$bindir_default"
7483e694
DB
2058 SLIBPREF="cyg"
2059 SLIBSUF=".dll"
2060 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2061 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2062 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2063 objformat="win32"
bc574408 2064 enable dos_paths
1894e741 2065 check_cflags -fno-common
7483e694 2066 ;;
4f365f37 2067 *-dos|freedos|opendos)
fdf11906 2068 disable ffplay ffserver
4f365f37
MK
2069 disable $INDEV_LIST $OUTDEV_LIST
2070 network_extralibs="-lsocket"
ff1c015d 2071 objformat="coff"
bc574408 2072 enable dos_paths
4f365f37 2073 ;;
7483e694 2074 linux)
7483e694
DB
2075 enable dv1394
2076 ;;
2077 irix*)
4f854758 2078 target_os=irix
7483e694
DB
2079 ranlib="echo ignoring ranlib"
2080 ;;
d22e8442 2081 os/2*)
d22e8442
DY
2082 strip="lxlite"
2083 ln_s="cp -f"
d22e8442 2084 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2085 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2086 FFSERVERLDFLAGS=""
287d3b13 2087 LIBSUF="_s.a"
d22e8442
DY
2088 SLIBPREF=""
2089 SLIBSUF=".dll"
2090 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2091 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2092 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2093 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2094 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2095 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2096 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2097 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2098 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2099 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2100 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2101 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2102 enable dos_paths
d22e8442 2103 ;;
83993c1c
AM
2104 gnu/kfreebsd)
2105 ;;
34e82167 2106 gnu)
34e82167 2107 ;;
d22e8442 2108
7483e694 2109 *)
4f924f9a 2110 die "Unknown OS '$target_os'."
7483e694
DB
2111 ;;
2112esac
2113
c9d19248
MR
2114set_default $PATHS_LIST
2115
c597172e 2116add_extralibs $osextralibs
de6d9b64 2117
28d8e661
DB
2118# Combine FFLDFLAGS and the LDFLAGS environment variable.
2119LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2120
320d060a 2121# we need to build at least one lib type
93b3c083 2122if ! enabled_any static shared; then
320d060a
DB
2123 cat <<EOF
2124At least one library type must be built.
2125Specify --enable-static to build the static libraries or --enable-shared to
2126build the shared libraries as well. To only build the shared libraries specify
2127--disable-static in addition to --enable-shared.
2128EOF
2129 exit 1;
2130fi
2131
abc4e572 2132disabled static && LIBNAME=""
2a320695 2133
a2234ceb
RP
2134if enabled_any libfaad libfaadbin ; then
2135 if check_header faad.h; then
295b8c70 2136 check_cc <<EOF
a2234ceb
RP
2137#include <faad.h>
2138#ifndef FAAD2_VERSION
2139ok faad1
2140#endif
db817cf3 2141int main(void) { return 0; }
a2234ceb
RP
2142EOF
2143 test $? = 0 && enable libfaad2
2144 else
ff3dac65 2145 die "FAAD test failed."
a2234ceb
RP
2146 fi
2147fi
2148
2149
2184c6f7 2150die_license_disabled() {
4c27207c 2151 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2152}
2153
2154die_license_disabled gpl libfaad2
2155die_license_disabled gpl libx264
2156die_license_disabled gpl libxvid
2157die_license_disabled gpl postproc
2158die_license_disabled gpl x11grab
2159
2f7ae63b 2160die_license_disabled nonfree libfaac
b2e3c528 2161
0b175caa
DB
2162die_license_disabled version3 libopencore_amrnb
2163die_license_disabled version3 libopencore_amrwb
2164
9cad0e4e 2165enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2166
9eeed841 2167check_deps $ARCH_EXT_LIST
0f3cb305 2168
40617a6d 2169disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2170
e276d9e8
MR
2171enable_pic() {
2172 enable pic
bce7b696
MR
2173 add_cppflags -DPIC
2174 add_cflags -fPIC
2175 add_asflags -fPIC
e276d9e8
MR
2176}
2177
2178enabled pic && enable_pic
bce7b696 2179
b4d96ba2
MR
2180check_cc <<EOF || die "Symbol mangling check failed."
2181int ff_extern;
2182EOF
2f05d9c1 2183sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2184extern_prefix=${sym%%ff_extern*}
2185
f65883c8
MR
2186check_cc <<EOF && enable inline_asm
2187void foo(void) { __asm__ volatile ("" ::); }
2188EOF
61d251db 2189
df5e3978
MR
2190_restrict=
2191for restrict_keyword in restrict __restrict__ __restrict; do
2192 check_cc <<EOF && _restrict=$restrict_keyword && break
2193void foo(char * $restrict_keyword p);
2194EOF
2195done
2196
2197check_cc <<EOF && enable attribute_packed
2198struct { int x; } __attribute__((packed)) x;
2199EOF
2200
2201check_cc <<EOF || die "endian test failed"
2202unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2203EOF
2204od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2205
fa0912fe 2206if enabled arm; then
e45391bb 2207
50fa82e6
MR
2208 check_cflags -marm
2209
fa0912fe
MR
2210 check_ld <<EOF && enable vfp_args
2211__asm__ (".eabi_attribute 28, 1");
2212int main(void) { return 0; }
2213EOF
2214
2215 # We have to check if pld is a nop and disable it.
2216 check_asm pld '"pld [r0]"'
2217
2218 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2219 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2220 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2221 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2222 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2223 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2224
e276d9e8
MR
2225 enabled_all armv6t2 shared !pic && enable_pic
2226
fa0912fe 2227elif enabled mips; then
e45391bb 2228
fa0912fe
MR
2229 check_asm loongson '"dmult.g $1, $2, $3"'
2230 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2231
fa0912fe 2232elif enabled ppc; then
e45391bb 2233
fa0912fe
MR
2234 check_asm dcbzl '"dcbzl 0, 1"'
2235 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2236 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2237
2238 # AltiVec flags: The FSF version of GCC differs from the Apple version
2239 if enabled altivec; then
2240 check_cflags -maltivec -mabi=altivec &&
2241 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2242 check_cflags -faltivec
2243
2244 # check if our compiler supports Motorola AltiVec C API
2245 check_cc <<EOF || disable altivec
2246$inc_altivec_h
2247int main(void) {
2248 vector signed int v1, v2, v3;
2249 v1 = vec_add(v2,v3);
2250 return 0;
2251}
2252EOF
2253
2254 # check if our compiler supports braces for vector declarations
2255 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2256$inc_altivec_h
2257int main (void) { (vector int) {1}; return 0; }
2258EOF
2259 fi
e45391bb 2260
fa0912fe 2261elif enabled sparc; then
e45391bb 2262
fa0912fe
MR
2263 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2264 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2265
fa0912fe 2266elif enabled x86; then
e45391bb 2267
44965991
PI
2268 # check whether EBP is available on x86
2269 # As 'i' is stored on the stack, this program will crash
2270 # if the base pointer is used to access it because the
2271 # base pointer is cleared in the inline assembly code.
7dfef245 2272 check_exec_crash <<EOF && enable ebp_available
44965991 2273 volatile int i=0;
be449fca 2274 __asm__ volatile (
44965991
PI
2275 "xorl %%ebp, %%ebp"
2276 ::: "%ebp");
2277 return i;
44965991
PI
2278EOF
2279
f494213c 2280 # check whether EBX is available on x86
7cee5421
MR
2281 check_asm ebx_available '""::"b"(0)' &&
2282 check_asm ebx_available '"":::"%ebx"'
8e380710 2283
d3a4b4e0
DB
2284 # check whether more than 10 operands are supported
2285 check_cc <<EOF && enable ten_operands
2286int main(void) {
2287 int x=0;
2288 __asm__ volatile(
2289 ""
2290 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2291 );
2292 return 0;
2293}
2294EOF
2295
d7f0920b 2296 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2297 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2298 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2299
2300 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2301
d52481b9 2302 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2303 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2304 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2305 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2306 case "$objformat" in
2307 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2308 esac
7595a5e4 2309 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2310
44965991
PI
2311fi
2312
a98bb16d
RP
2313if check_func dlopen; then
2314 ldl=
2315elif check_func dlopen -ldl; then
2316 ldl=-ldl
8bf5d58f
MN
2317fi
2318
75ecf149
DB
2319# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2320check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2321
7483e694 2322check_func fork
84882df6 2323check_func getaddrinfo $network_extralibs
7483e694
DB
2324check_func gethrtime
2325check_func getrusage
094c09bb 2326check_func inet_aton $network_extralibs
abfc8d05 2327check_func isatty
7483e694
DB
2328check_func memalign
2329check_func mkstemp
1f91cdce 2330check_func posix_memalign
b507ebd1 2331check_func_headers io.h setmode
e4673692 2332check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2333check_func_headers windows.h GetProcessTimes
7c5bfe7a 2334check_func_headers windows.h VirtualAlloc
6ffa87d3 2335
e16e49ac 2336check_header conio.h
a98bb16d
RP
2337check_header dlfcn.h
2338check_header malloc.h
bf6ce82d 2339check_header poll.h
b58412f1 2340check_header sys/mman.h
b091aa44 2341check_header sys/resource.h
bf6ce82d 2342check_header sys/select.h
a98bb16d 2343check_header termios.h
272081b0
CEH
2344check_header vdpau/vdpau.h
2345check_header vdpau/vdpau_x11.h
68178ca9 2346check_header X11/extensions/XvMClib.h
a98bb16d 2347
89e053f8
MR
2348if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2349 enabled_any $need_memalign ; then
1f91cdce 2350 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2351fi
e16e49ac 2352
a4fa192c 2353disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2354disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2355
2356# check for some common methods of building with pthread support
2357# do this before the optional library checks as some of them require pthreads
2358if enabled pthreads; then
9e7fd101
MR
2359 if check_func pthread_create; then
2360 :
2361 elif check_func pthread_create -pthread; then
2362 add_cflags -pthread
afc9aee2 2363 add_extralibs -pthread
9e7fd101
MR
2364 elif check_func pthread_create -pthreads; then
2365 add_cflags -pthreads
afc9aee2 2366 add_extralibs -pthreads
8d94f606
GT
2367 elif check_func pthread_create -lpthreadGC2; then
2368 add_extralibs -lpthreadGC2
9e7fd101
MR
2369 elif ! check_lib pthread.h pthread_create -lpthread; then
2370 die "ERROR: can't find pthreads library"
2371 fi
57bd82d4
MR
2372fi
2373
8eee7025 2374for thread in $THREADS_LIST; do
e5f94c2b 2375 if enabled $thread; then
3ae3b721
RP
2376 test -n "$thread_type" &&
2377 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2378 thread_type="$thread"
e5f94c2b
RP
2379 fi
2380done
2381
fdf88598 2382check_lib math.h sin -lm
ff418735 2383check_lib va/va.h vaInitialize -lva
fdf88598 2384
6b7c7703
VS
2385check_func exp2
2386check_func exp2f
ad420e25
MR
2387check_func llrint
2388check_func log2
6b7c7703 2389check_func log2f
ad420e25
MR
2390check_func lrint
2391check_func lrintf
2392check_func round
2393check_func roundf
2394check_func truncf
f32adb22 2395
57bd82d4 2396# these are off by default, so fail if requested and not available
79fda097 2397enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2398enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2399 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2400 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2401enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2402enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2403enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2404enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2405enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2406enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2407enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2408enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2409enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2410 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2411enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2412enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2413enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2414enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2415 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2416 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2417enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2418enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2419
0b4a1821
AS
2420# libdc1394 check
2421if enabled libdc1394; then
2422 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2423 enable libdc1394_2; } ||
2424 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2425 enable libdc1394_1; } ||
2426 die "ERROR: No version of libdc1394 found "
2427fi
2428
497237c7
RP
2429disable sdl_too_old
2430disable sdl
6a1a892f 2431SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2432if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2433 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2434 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2435 temp_cflags $sdl_cflags
b4f93564 2436 temp_extralibs $sdl_libs
1ca5d97f 2437 if check_lib2 SDL.h SDL_Init; then
5e622c40 2438 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2439 if test "$_sdlversion" -lt 121 ; then
497237c7 2440 enable sdl_too_old
dcd479c0 2441 else
497237c7 2442 enable sdl
225e21ef 2443 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2444#include <SDL.h>
d6773f56 2445int main(int argc, char **argv){
29f3b38a
MR
2446 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2447 int w = vi->current_w;
2448 return 0;
2449}
2450EOF
dcd479c0
MR
2451 fi
2452 fi
29f3b38a 2453 restore_flags
c3f6b472 2454fi
57bd82d4 2455
2270b4b2 2456texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2457
73b46a95 2458if enabled network; then
96000432 2459 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2460 check_type netdb.h "struct addrinfo"
33a4dbdd 2461 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2462 # Prefer arpa/inet.h over winsock2
2463 if check_header arpa/inet.h ; then
2464 check_func closesocket
2465 elif check_header winsock2.h ; then
f4c13872
MS
2466 check_func_headers winsock2.h closesocket -lws2 && \
2467 network_extralibs="-lws2" || \
2468 { check_func_headers winsock2.h closesocket -lws2_32 && \
2469 network_extralibs="-lws2_32"; }
72be9e73 2470 check_type ws2tcpip.h socklen_t
c0018613 2471 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2472 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2473 else
2474 disable network
73b46a95
RP
2475 fi
2476fi
2477
b6f3d925 2478enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2479#include <sys/types.h>
2480#include <sys/socket.h>
2481#include <netinet/in.h>
2482#include <netdb.h>
db817cf3 2483int main(void) {
7483e694
DB
2484 struct sockaddr_storage saddr;
2485 struct ipv6_mreq mreq6;
2486 getaddrinfo(0,0,0,0);
2487 getnameinfo(0,0,0,0,0,0,0);
2488 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2489}
2490EOF
2491
06e31011
RP
2492check_header linux/videodev.h
2493check_header linux/videodev2.h
1b6e8b73 2494check_header sys/videoio.h
47f38850 2495
2446d3d6 2496check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2497
f8aa696f 2498# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2499{ check_header dev/bktr/ioctl_meteor.h &&
2500 check_header dev/bktr/ioctl_bt848.h; } ||
2501{ check_header machine/ioctl_meteor.h &&
2502 check_header machine/ioctl_bt848.h; } ||
2503{ check_header dev/video/meteor/ioctl_meteor.h &&
2504 check_header dev/video/bktr/ioctl_bt848.h; } ||
2505check_header dev/ic/bt8xx.h
f8aa696f 2506
c7682de0
RP
2507check_header sys/soundcard.h
2508check_header soundcard.h
deb29777 2509
b6f3d925 2510enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2511
0e57fe17 2512enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2513
56a059ac 2514enabled x11grab &&
f58f4ce1
GP
2515check_header X11/Xlib.h &&
2516check_header X11/extensions/XShm.h &&
0a045661 2517check_header X11/extensions/Xfixes.h &&
f58f4ce1 2518check_func XOpenDisplay -lX11 &&
781c1aa6
R
2519check_func XShmCreateImage -lX11 -lXext &&
2520check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2521
abf649c7 2522if enabled vdpau_vdpau_h; then
deda2a4a
AC
2523check_cpp_condition \
2524 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2525 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2526 disable vdpau; }
abf649c7 2527fi
deda2a4a 2528
95e561ec 2529enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2530
2531# add some useful compiler flags if supported
2532check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2533check_cflags -Wall
2534check_cflags -Wno-switch
c07bd6a9
MN
2535check_cflags -Wdisabled-optimization
2536check_cflags -Wpointer-arith
2537check_cflags -Wredundant-decls
cc1fb623 2538check_cflags -Wno-pointer-sign
f4929996 2539check_cflags -Wcast-qual
9aceb3cf 2540check_cflags -Wwrite-strings
652a5bf6 2541check_cflags -Wtype-limits
764551c6 2542check_cflags -Wundef
5af4e0cc 2543enabled extra_warnings && check_cflags -Winline
cf9d24ad 2544
57bd82d4 2545# add some linker flags
5c0e9479 2546check_ldflags -Wl,--warn-common
8351d2ba
DB
2547check_ldflags -Wl,--as-needed
2548check_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 2549check_ldflags -Wl,-Bsymbolic
94a3401e 2550
bd2216e4
MR
2551if enabled small; then
2552 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2553 optimizations="small"
2554elif enabled optimizations; then
629687f6 2555 if enabled xlc; then
0f010b2f
DB
2556 add_cflags -O5
2557 add_ldflags -O5
03279bbe
MK
2558 elif enabled suncc; then
2559 add_cflags -O5
df442a8d
MR
2560 elif enabled ccc; then
2561 add_cflags -fast
cf9d24ad 2562 else
0f010b2f 2563 add_cflags -O3
cf9d24ad 2564 fi
cddf3f45 2565fi
11fdbc44 2566check_cflags -fno-math-errno
b2eb2ff0 2567check_cflags -fno-signed-zeros
cddf3f45 2568
629687f6 2569if enabled icc; then
b1598b58
MR
2570 # Just warnings, no remarks
2571 check_cflags -w1
2572 # -wd: Disable following warnings
2573 # 144, 167, 556: -Wno-pointer-sign
2574 # 10006: ignoring unknown option -fno-signed-zeros
2575 # 10156: ignoring option '-W'; no argument required
2576 check_cflags -wd144,167,556,10006,10156
2577 # 11030: Warning unknown option --as-needed
2578 # 10156: ignoring option '-export'; no argument required
2579 check_ldflags -wd10156,11030
2580 # Allow to compile with optimizations
2581 check_ldflags -march=$cpu
be2cf98a
CEH
2582 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2583 enable ebp_available
df442a8d
MR
2584elif enabled ccc; then
2585 # disable some annoying warnings
2586 add_cflags -msg_disable cvtu32to64
2587 add_cflags -msg_disable embedcomment
2588 add_cflags -msg_disable needconstext
2589 add_cflags -msg_disable nomainieee
2590 add_cflags -msg_disable ptrmismatch1
2591 add_cflags -msg_disable unreachcode
973859f5
MR
2592elif enabled gcc; then
2593 check_cflags -fno-tree-vectorize
06da6943
DC
2594elif enabled clang; then
2595 check_cflags -Qunused-arguments
504a64b9
CEH
2596fi
2597
90be59ef 2598if enabled gprof; then
0f010b2f
DB
2599 add_cflags -p
2600 add_ldflags -p
1db54e20
DB
2601fi
2602
7f3c02fc 2603# Find out if the .align argument is a power of two or not.
9377b6ce 2604check_asm asmalign_pot '".align 3"'
4454dc1b 2605
7483e694
DB
2606enabled_any $DECODER_LIST && enable decoders
2607enabled_any $ENCODER_LIST && enable encoders
5666fd73 2608enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2609enabled_any $BSF_LIST && enable bsfs
2610enabled_any $DEMUXER_LIST && enable demuxers
2611enabled_any $MUXER_LIST && enable muxers
f7679c54 2612enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2613enabled_any $INDEV_LIST && enable indevs
2614enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2615enabled_any $PROTOCOL_LIST && enable protocols
2616
2617enabled_any $THREADS_LIST && enable threads
2618
2619check_deps $CONFIG_LIST \
b6bb00b0 2620 $CONFIG_EXTRA \
7483e694
DB
2621 $HAVE_LIST \
2622 $DECODER_LIST \
2623 $ENCODER_LIST \
5666fd73 2624 $HWACCEL_LIST \
7483e694
DB
2625 $PARSER_LIST \
2626 $BSF_LIST \
2627 $DEMUXER_LIST \
2628 $MUXER_LIST \
f7679c54 2629 $FILTER_LIST \
7483e694
DB
2630 $INDEV_LIST \
2631 $OUTDEV_LIST \
2632 $PROTOCOL_LIST \
f70f03f6 2633
3e89171a 2634echo "install prefix $prefix"
f36958f8
DB
2635echo "source path $source_path"
2636echo "C compiler $cc"
bfd5afd8 2637echo ".align is power-of-two $asmalign_pot"
f36958f8 2638echo "ARCH $arch ($cpu)"
ce8871c2
MR
2639if test "$build_suffix" != ""; then
2640 echo "build suffix $build_suffix"
eb94aca9 2641fi
ac63af34
DB
2642if test "$extra_version" != ""; then
2643 echo "version string suffix $extra_version"
2644fi
0db2ce77 2645echo "big-endian ${bigendian-no}"
e90f5b5a 2646echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2647if enabled x86; then
af44e8e4 2648 echo "yasm ${yasm-no}"
0db2ce77 2649 echo "MMX enabled ${mmx-no}"
30e98e62 2650 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2651 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2652 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2653 echo "SSE enabled ${sse-no}"
30e98e62 2654 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2655 echo "CMOV enabled ${cmov-no}"
2656 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2657 echo "EBX available ${ebx_available-no}"
2658 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2659 echo "10 operands supported ${ten_operands-no}"
e41e8342 2660fi
5b6c2cbd 2661if enabled arm; then
0db2ce77
MR
2662 echo "ARMv5TE enabled ${armv5te-no}"
2663 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2664 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2665 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2666 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2667 echo "NEON enabled ${neon-no}"
eba9ae3c 2668fi
5b6c2cbd 2669if enabled mips; then
0db2ce77 2670 echo "MMI enabled ${mmi-no}"
e41e8342 2671fi
5b6c2cbd 2672if enabled ppc; then
0db2ce77 2673 echo "AltiVec enabled ${altivec-no}"
30e98e62 2674 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2675 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2676 echo "performance report ${powerpc_perf-no}"
2677fi
2678if enabled sparc; then
2679 echo "VIS enabled ${vis-no}"
e41e8342 2680fi
0db2ce77
MR
2681echo "gprof enabled ${gprof-no}"
2682echo "debug symbols ${debug-no}"
87a0fb62 2683echo "strip symbols ${stripping-no}"
8400d6b8 2684echo "optimizations ${optimizations-no}"
0db2ce77
MR
2685echo "static ${static-no}"
2686echo "shared ${shared-no}"
4a24ab64 2687echo "postprocessing support ${postproc-no}"
f7679c54 2688echo "new filter support ${avfilter-no}"
81124ba0 2689echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2690echo "network support ${network-no}"
90be59ef 2691if enabled network; then
0db2ce77 2692 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2693fi
0db2ce77
MR
2694echo "threading support ${thread_type-no}"
2695echo "SDL support ${sdl-no}"
90be59ef 2696if enabled sdl_too_old; then
bfd5afd8
DB
2697 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2698fi
0db2ce77
MR
2699echo "Sun medialib support ${mlib-no}"
2700echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2701echo "libdc1394 support ${libdc1394-no}"
690bfceb 2702echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2703echo "libfaac enabled ${libfaac-no}"
2704echo "libfaad enabled ${libfaad-no}"
7e0871a7 2705echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2706echo "libgsm enabled ${libgsm-no}"
2707echo "libmp3lame enabled ${libmp3lame-no}"
2708echo "libnut enabled ${libnut-no}"
0b175caa
DB
2709echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2710echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2711echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2712echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2713echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2714echo "libtheora enabled ${libtheora-no}"
2715echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2716echo "libx264 enabled ${libx264-no}"
2717echo "libxvid enabled ${libxvid-no}"
0db2ce77 2718echo "zlib enabled ${zlib-no}"
f402916e 2719echo "bzlib enabled ${bzlib-no}"
2c62e737 2720echo
de6d9b64 2721
5666fd73 2722for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2723 echo "Enabled ${type}s:"
f65c9da1 2724 eval list=\$$(toupper $type)_LIST
8138b9db 2725 for part in $list; do
f65c9da1
MR
2726 enabled $part && echo ${part%_*}
2727 done | sort | pr -3 -t
2728 echo
8138b9db
RP
2729done
2730
ba7a7039 2731license="LGPL version 2.1 or later"
ba321adb 2732if enabled nonfree; then
ba7a7039 2733 license="nonfree and unredistributable"
9cad0e4e
DB
2734elif enabled gplv3; then
2735 license="GPL version 3 or later"
2736elif enabled lgplv3; then
2737 license="LGPL version 3 or later"
ba321adb 2738elif enabled gpl; then
ba7a7039 2739 license="GPL version 2 or later"
ba321adb
JK
2740fi
2741
2742echo "License: $license"
ca5323af 2743
cf1392e9
DB
2744echo "Creating config.mak and config.h..."
2745
ad212cc6
MR
2746enabled stripping || strip="echo skipping strip"
2747
173c983b
MR
2748cat > config.mak <<EOF
2749# Automatically generated by configure - do not modify!
2750ifndef FFMPEG_CONFIG_MAK
2751FFMPEG_CONFIG_MAK=1
2752FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2753prefix=$prefix
2754LIBDIR=\$(DESTDIR)$libdir
2755SHLIBDIR=\$(DESTDIR)$shlibdir
2756INCDIR=\$(DESTDIR)$incdir
2757BINDIR=\$(DESTDIR)$bindir
2758DATADIR=\$(DESTDIR)$datadir
2759MANDIR=\$(DESTDIR)$mandir
2760SRC_PATH="$source_path"
2761SRC_PATH_BARE=$source_path
2762BUILD_ROOT="$PWD"
2763ARCH=$arch
2764CC=$cc
2765AS=$as
2766LD=$ld
2767DEPCC=$dep_cc
2768YASM=$yasmexe
2769AR=$ar
2770RANLIB=$ranlib
2771LN_S=$ln_s
2772STRIP=$strip
2773CPPFLAGS=$CPPFLAGS
2774CFLAGS=$CFLAGS
2775ASFLAGS=$ASFLAGS
2776CC_O=$CC_O
2777LDFLAGS=$LDFLAGS
2778FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2779SHFLAGS=$SHFLAGS
2780YASMFLAGS=$YASMFLAGS
2781BUILDSUF=$build_suffix
2782FULLNAME=$FULLNAME
2783LIBPREF=$LIBPREF
2784LIBSUF=$LIBSUF
2785LIBNAME=$LIBNAME
2786SLIBPREF=$SLIBPREF
2787SLIBSUF=$SLIBSUF
2788EXESUF=$EXESUF
2789EXTRA_VERSION=$extra_version
2790DEPFLAGS=$DEPFLAGS
2791CCDEP=$CCDEP
2792ASDEP=$ASDEP
2793CC_DEPFLAGS=$CC_DEPFLAGS
2794AS_DEPFLAGS=$AS_DEPFLAGS
2795HOSTCC=$host_cc
2796HOSTCFLAGS=$host_cflags
2797HOSTEXESUF=$HOSTEXESUF
2798HOSTLDFLAGS=$host_ldflags
2799HOSTLIBS=$host_libs
2800TARGET_EXEC=$target_exec
2801TARGET_PATH=$target_path
2802SDL_LIBS=$sdl_libs
2803SDL_CFLAGS=$sdl_cflags
2804LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2805EXTRALIBS=$extralibs
2806EOF
5a872801 2807
719c8e00
MR
2808get_version(){
2809 name=$1
2810 file=$source_path/$2
147e7692
MR
2811 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2812 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2813 lcname=$(tolower $name)
2814 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2815 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2816}
2817
147e7692
MR
2818get_version LIBSWSCALE libswscale/swscale.h
2819get_version LIBPOSTPROC libpostproc/postprocess.h
2820get_version LIBAVCODEC libavcodec/avcodec.h
2821get_version LIBAVDEVICE libavdevice/avdevice.h
2822get_version LIBAVFORMAT libavformat/avformat.h
2823get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2824get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2825
173c983b
MR
2826enabled shared && cat >> config.mak <<EOF
2827LIBTARGET=${LIBTARGET}
2828SLIBNAME=${SLIBNAME}
2829SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2830SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2831SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2832SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2833SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2834SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2835EOF
523ef551 2836
173c983b
MR
2837enabled asmalign_pot || align_shift="1 <<"
2838
2839cat > $TMPH <<EOF
2840/* Automatically generated by configure - do not modify! */
2841#ifndef FFMPEG_CONFIG_H
2842#define FFMPEG_CONFIG_H
2843#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2844#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2845#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2846#define CC_TYPE "$cc_type"
2847#define CC_VERSION $cc_version
2848#define restrict $_restrict
2849#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2850#define EXTERN_PREFIX "${extern_prefix}"
2851#define EXTERN_ASM ${extern_prefix}
2852EOF
523ef551
DB
2853
2854if enabled small || disabled optimizations; then
2855 echo "#define av_always_inline" >> $TMPH
2856fi
2857
3d907e22
MR
2858print_config ARCH_ $TMPH config.mak $ARCH_LIST
2859print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2860print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2861 $CONFIG_EXTRA \
7483e694
DB
2862 $DECODER_LIST \
2863 $ENCODER_LIST \
5666fd73 2864 $HWACCEL_LIST \
7483e694
DB
2865 $PARSER_LIST \
2866 $BSF_LIST \
2867 $DEMUXER_LIST \
2868 $MUXER_LIST \
f7679c54 2869 $FILTER_LIST \
7483e694
DB
2870 $PROTOCOL_LIST \
2871 $INDEV_LIST \
2872 $OUTDEV_LIST \
8ac17293 2873
9c05103f 2874echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2875echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2876
b7860763 2877# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2878cmp -s $TMPH config.h &&
2879 echo "config.h is unchanged" ||
2880 mv -f $TMPH config.h
3d204385 2881
165af439 2882# build tree in object directory if source path is different from current one
90be59ef 2883if enabled source_path_used; then
b767b9cd
MR
2884 DIRS="
2885 doc
2886 libavcodec
2887 libavcodec/$arch
2888 libavdevice
2889 libavfilter
2890 libavformat
2891 libavutil
2892 libavutil/$arch
2893 libpostproc
2894 libswscale
2895 libswscale/$arch
2896 tests
2897 tools
2898 "
2899 FILES="
2900 Makefile
2901 common.mak
2902 subdir.mak
2903 doc/texi2pod.pl
2904 libavcodec/Makefile
2905 libavdevice/Makefile
2906 libavfilter/Makefile
2907 libavformat/Makefile
2908 libavutil/Makefile
2909 libpostproc/Makefile
2910 libswscale/Makefile
2911 "
165af439 2912 for dir in $DIRS ; do
7483e694 2913 mkdir -p $dir
165af439
MR
2914 done
2915 for f in $FILES ; do
20369773 2916 $ln_s "$source_path/$f" $f
165af439
MR
2917 done
2918fi
def4272a 2919
def4272a 2920
d0674868 2921# build pkg-config files
def4272a 2922
d0674868
DB
2923pkgconfig_generate(){
2924name=$1
b0dfd108 2925shortname=${name#lib}${build_suffix}
d0674868
DB
2926comment=$2
2927version=$3
2928libs=$4
2929requires=$5
25cd5cb3 2930cat <<EOF > $name/$name.pc
3e89171a 2931prefix=$prefix
a94e666c 2932exec_prefix=\${prefix}
f2b7382c 2933libdir=$libdir
7622778e 2934includedir=$incdir
def4272a 2935
d0674868
DB
2936Name: $name
2937Description: $comment
2938Version: $version
8cd6b388 2939Requires: $(enabled shared || echo $requires)
5dcfe9f8 2940Requires.private: $(enabled shared && echo $requires)
def4272a 2941Conflicts:
8cd6b388 2942Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2943Libs.private: $(enabled shared && echo $libs)
76a448ed 2944Cflags: -I\${includedir}
def4272a 2945EOF
25cd5cb3 2946cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2947prefix=
2948exec_prefix=
46d1ff83 2949libdir=\${pcfiledir}
1d44d365 2950includedir=${source_path}
def4272a 2951
d0674868
DB
2952Name: $name
2953Description: $comment
2954Version: $version
2955Requires: $requires
def4272a 2956Conflicts:
12701f6e 2957Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2958Cflags: -I\${includedir}
2959EOF
d0674868 2960}
def4272a 2961
e426941d 2962pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2963pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2964pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2965pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2966enabled avfilter &&
46983309 2967 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2968enabled postproc &&
e426941d 2969 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2970pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"