Remove unused clip_table code.
[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.
79ab96ba
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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
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
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
MR
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
e155a21a
DB
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
MR
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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MR
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
MR
322pushvar(){
323 for var in $*; do
324 eval level=\${${var}_level:=0}
325 eval ${var}_${level}="\$$var"
326 eval ${var}_level=$(($level+1))
327 done
328}
329
330popvar(){
331 for var in $*; do
332 eval level=\${${var}_level:-0}
333 test $level = 0 && continue
334 eval level=$(($level-1))
335 eval $var="\${${var}_${level}}"
336 eval ${var}_level=$level
337 eval unset ${var}_${level}
338 done
339}
340
a8d04fba
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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
f9d328da
MR
378 popvar var
379 done
380}
381
382enable_deep(){
383 do_enable_deep $*
384 enable $*
385}
386
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MR
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"
3d7453e0
MR
453 eval dep_ifa="\$${cfg}_if"
454 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 455
3d7453e0
MR
456 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
457 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
458 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 459
3d7453e0
MR
460 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
461 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
462 enabled_all $dep_all || disable $cfg
463 enabled_any $dep_any || disable $cfg
7ef3425f 464 disabled_any $dep_sel && disable $cfg
799c9e9b 465
4ec45764
RP
466 if enabled $cfg; then
467 eval dep_extralibs="\$${cfg}_extralibs"
468 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 469 enable_deep $dep_sel
c510c7b5 470 enable_deep_weak $dep_sgs
4ec45764
RP
471 fi
472
799c9e9b 473 disable ${cfg}_checking
30fd06be
MR
474 done
475}
476
44161118
MR
477print_config(){
478 pfx=$1
479 header=$2
480 makefile=$3
481 shift 3
482 for cfg; do
5e622c40 483 ucname="$(toupper $cfg)"
44161118 484 if enabled $cfg; then
3d907e22 485 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
486 echo "${pfx}${ucname}=yes" >> $makefile
487 else
b250f9c6 488 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 489 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
MR
490 fi
491 done
57bd82d4
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492}
493
494flags_saved(){
2270b4b2 495 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
496}
497
dcd479c0 498save_flags(){
57bd82d4 499 flags_saved && return
dcd479c0
MR
500 SAVE_CFLAGS="$CFLAGS"
501 SAVE_LDFLAGS="$LDFLAGS"
502 SAVE_extralibs="$extralibs"
503}
504
505restore_flags(){
f5d28d10 506 flags_saved || return
dcd479c0
MR
507 CFLAGS="$SAVE_CFLAGS"
508 LDFLAGS="$SAVE_LDFLAGS"
509 extralibs="$SAVE_extralibs"
510 unset SAVE_CFLAGS
511 unset SAVE_LDFLAGS
512 unset SAVE_extralibs
513}
514
515temp_cflags(){
516 save_flags
517 CFLAGS="$CFLAGS $*"
518}
519
520temp_ldflags(){
521 save_flags
522 LDFLAGS="$LDFLAGS $*"
523}
524
525temp_extralibs(){
526 save_flags
527 extralibs="$extralibs $*"
528}
529
57bd82d4
MR
530append(){
531 var=$1
532 shift
533 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
534 eval "$var=\"\$$var $*\""
535}
536
50a334e4 537add_cppflags(){
caf458dd 538 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
539}
540
57bd82d4 541add_cflags(){
caf458dd 542 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
543}
544
2f2e6c7c 545add_asflags(){
caf458dd 546 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
547}
548
57bd82d4
MR
549add_ldflags(){
550 append LDFLAGS "$@"
551}
552
553add_extralibs(){
554 append extralibs "$@"
555}
556
b0cfb663 557check_cmd(){
b3cb5d51 558 log "$@"
2270b4b2 559 "$@" >> $logfile 2>&1
b0cfb663
MR
560}
561
dcd479c0 562check_cc(){
57bd82d4 563 log check_cc "$@"
2270b4b2 564 cat > $TMPC
720c69da 565 log_file $TMPC
50a334e4 566 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
567}
568
569check_cpp(){
570 log check_cpp "$@"
2270b4b2 571 cat > $TMPC
720c69da 572 log_file $TMPC
9e7f3277 573 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
574}
575
f65883c8
MR
576check_as(){
577 log check_as "$@"
578 cat > $TMPC
579 log_file $TMPC
2f2e6c7c 580 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
581}
582
940f335a
MR
583check_asm(){
584 log check_asm "$@"
585 name="$1"
586 asm="$2"
587 shift 2
49214f61
MR
588 disable $name
589 check_as "$@" <<EOF && enable $name
124c21d7 590void foo(void){ __asm__ volatile($asm); }
940f335a
MR
591EOF
592}
593
304d586d
LM
594check_yasm(){
595 log check_yasm "$@"
596 echo "$1" > $TMPS
597 log_file $TMPS
598 shift 1
599 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
600}
601
dcd479c0 602check_ld(){
57bd82d4 603 log check_ld "$@"
0607887f 604 check_cc || return
3155a644
MR
605 flags=''
606 libs=''
607 for f; do
608 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
609 done
684b28e0 610 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
611}
612
50a334e4
MR
613check_cppflags(){
614 log check_cppflags "$@"
caf458dd
MR
615 set -- $($filter_cppflags "$@")
616 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
617int x;
618EOF
619}
620
dcd479c0 621check_cflags(){
57bd82d4 622 log check_cflags "$@"
caf458dd
MR
623 set -- $($filter_cflags "$@")
624 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
625int x;
626EOF
627}
628
629check_ldflags(){
57bd82d4
MR
630 log check_ldflags "$@"
631 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 632int main(void){ return 0; }
dcd479c0
MR
633EOF
634}
635
636check_header(){
57bd82d4 637 log check_header "$@"
dcd479c0
MR
638 header=$1
639 shift
b77df637
MR
640 disable_safe $header
641 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
642#include <$header>
643int x;
644EOF
645}
646
647check_func(){
57bd82d4 648 log check_func "$@"
dcd479c0
MR
649 func=$1
650 shift
d8bc5f06
MR
651 disable $func
652 check_ld "$@" <<EOF && enable $func
dcd479c0 653extern int $func();
c23a0ac8 654int main(void){ $func(); }
dcd479c0
MR
655EOF
656}
657
2446d3d6
DB
658check_func_headers(){
659 log check_func_headers "$@"
f8d7b072
MR
660 headers=$1
661 func=$2
662 shift 2
663 disable $func
664 incs=""
665 for hdr in $headers; do
666 incs="$incs
667#include <$hdr>"
668 done
cd0d9a9d 669 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 670$incs
d6773f56 671int main(int argc, char **argv){
2b2c2a81 672 return (long) $func;
f8d7b072
MR
673}
674EOF
675}
676
a5344cf7
SS
677check_cpp_condition(){
678 log check_cpp_condition "$@"
679 header=$1
680 condition=$2
681 check_cpp <<EOF
682#include <$header>
683#if !($condition)
684#error "unsatisfied condition: $condition"
685#endif
686EOF
687}
688
57bd82d4
MR
689check_lib(){
690 log check_lib "$@"
691 header="$1"
692 func="$2"
693 shift 2
fcfcde17
MR
694 temp_extralibs "$@"
695 check_header $header && check_func $func && add_extralibs "$@"
696 err=$?
697 restore_flags
698 return $err
57bd82d4
MR
699}
700
f8d7b072
MR
701check_lib2(){
702 log check_lib2 "$@"
703 headers="$1"
704 func="$2"
705 shift 2
706 temp_extralibs "$@"
2446d3d6 707 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
708 err=$?
709 restore_flags
710 return $err
711}
712
dcd479c0 713check_exec(){
2270b4b2 714 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
715}
716
7dfef245 717check_exec_crash(){
5e622c40 718 code=$(cat)
7dfef245
MR
719
720 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
721 # are safe but may not be available everywhere. Thus we use
722 # raise(SIGTERM) instead. The check is run in a subshell so we
723 # can redirect the "Terminated" message from the shell. SIGBUS
724 # is not defined by standard C so it is used conditionally.
725
2270b4b2 726 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
727#include <signal.h>
728static void sighandler(int sig){
729 raise(SIGTERM);
730}
e5af4a11 731int main(void){
7dfef245
MR
732 signal(SIGILL, sighandler);
733 signal(SIGFPE, sighandler);
734 signal(SIGSEGV, sighandler);
735#ifdef SIGBUS
736 signal(SIGBUS, sighandler);
737#endif
738 { $code }
739}
740EOF
741}
742
72be9e73
DY
743check_type(){
744 log check_type "$@"
745 headers=$1
746 type=$2
747 shift 2
ae550ce9 748 disable_safe "$type"
72be9e73
DY
749 incs=""
750 for hdr in $headers; do
751 incs="$incs
752#include <$hdr>"
753 done
ae550ce9 754 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
755$incs
756$type v;
757EOF
758}
759
57bd82d4
MR
760require(){
761 name="$1"
762 header="$2"
763 func="$3"
764 shift 3
765 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
766}
767
f8d7b072
MR
768require2(){
769 name="$1"
770 headers="$2"
771 func="$3"
772 shift 3
773 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
774}
775
eea50282
MR
776check_foo_config(){
777 cfg=$1
778 pkg=$2
779 header=$3
780 func=$4
781 shift 4
782 disable $cfg
783 check_cmd ${pkg}-config --version
784 err=$?
785 if test "$err" = 0; then
5e622c40
DB
786 temp_cflags $(${pkg}-config --cflags)
787 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
788 check_lib "$@" $header $func && enable $cfg
789 fi
790 return $err
791}
792
f0125de9
MR
793check_host_cc(){
794 log check_host_cc "$@"
795 cat > $TMPC
796 log_file $TMPC
797 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
798}
799
800check_host_cflags(){
801 log check_host_cflags "$@"
802 check_host_cc "$@" <<EOF && append host_cflags "$@"
803int x;
804EOF
805}
806
c505dd31
MR
807apply(){
808 file=$1
809 shift
810 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
811}
812
dcd61286
DB
813# CONFIG_LIST contains configurable options, while HAVE_LIST is for
814# system-dependent things.
815
4a0d6686
AJ
816COMPONENT_LIST="
817 bsfs
818 decoders
819 demuxers
820 encoders
3cde40aa 821 filters
5666fd73 822 hwaccels
c552605c 823 indevs
4a0d6686 824 muxers
c552605c 825 outdevs
4a0d6686
AJ
826 parsers
827 protocols
828"
829
830CONFIG_LIST="
831 $COMPONENT_LIST
e8ed9b7a 832 aandct
f7679c54
VS
833 avfilter
834 avfilter_lavf
c88f5d72
MR
835 avisynth
836 beos_netserver
f402916e 837 bzlib
c73f65d9 838 doc
27a9466b 839 fastdiv
c88f5d72
MR
840 ffmpeg
841 ffplay
842 ffserver
1848f7d9 843 fft
4f034993 844 golomb
c88f5d72 845 gpl
ecfc4f44 846 gprof
d8d0d0b2 847 gray
3abe5fbd 848 hardcoded_tables
c88f5d72 849 ipv6
f7b8bffe 850 libdc1394
690bfceb 851 libdirac
2eed5a46
DB
852 libfaac
853 libfaad
854 libfaadbin
c88f5d72 855 libgsm
6ebe07fb 856 libmp3lame
c88f5d72 857 libnut
0b175caa
DB
858 libopencore_amrnb
859 libopencore_amrwb
9a77d59a 860 libopenjpeg
f7cd9eed 861 libschroedinger
ae14f311 862 libspeex
150d2772 863 libtheora
c88f5d72 864 libvorbis
1cc60c47
DB
865 libx264
866 libxvid
f4d608e3 867 lpc
47a158cb 868 mdct
c88f5d72 869 memalign_hack
a8150374 870 mlib
c88f5d72
MR
871 mpegaudio_hp
872 network
3fe142e2 873 nonfree
8a3c8627 874 pic
4a24ab64 875 postproc
2b4c3615 876 powerpc_perf
68602540 877 rdft
e90f5b5a 878 runtime_cpudetect
2e35e684 879 shared
bd2216e4 880 small
2e35e684 881 static
a9ddb5b1 882 swscale_alpha
17492d5e
DB
883 vaapi
884 vdpau
9cad0e4e 885 version3
56a059ac 886 x11grab
c88f5d72 887 zlib
4a0d6686 888"
c88f5d72 889
8eee7025
DB
890THREADS_LIST='
891 beosthreads
d22e8442 892 os2threads
8eee7025
DB
893 pthreads
894 w32threads
895'
896
3f5b56e5
MR
897ARCH_LIST='
898 alpha
a2fc0f6a 899 arm
fdcd782d
MR
900 avr32
901 avr32_ap
902 avr32_uc
3f5b56e5
MR
903 bfin
904 ia64
905 m68k
906 mips
bae3abb0 907 mips64
3f5b56e5 908 parisc
79cb09b2 909 ppc
34d11b87 910 ppc64
3f5b56e5
MR
911 s390
912 sh4
913 sparc
914 sparc64
915 x86
916 x86_32
917 x86_64
918'
919
920ARCH_EXT_LIST='
1ac9331a 921 altivec
3bf96eec 922 amd3dnow
a1ef9f08 923 amd3dnowext
1ac9331a 924 armv5te
edab3048 925 armv6
ab5cb084 926 armv6t2
f55b299a 927 armvfp
3f5b56e5
MR
928 iwmmxt
929 mmi
930 mmx
d7f0920b 931 mmx2
6b18d278 932 neon
799fde37 933 ppc4xx
1bb04d5a 934 sse
9eeed841 935 ssse3
bd9d34a0 936 vis
3f5b56e5
MR
937'
938
939HAVE_LIST="
940 $ARCH_EXT_LIST
941 $THREADS_LIST
35fd8122 942 alsa_asoundlib_h
3f5b56e5 943 altivec_h
c9fdab0d 944 arpa_inet_h
e7ea5e3d 945 attribute_packed
08a85a59 946 bigendian
6bd859d6 947 bswap
ecf97f22 948 closesocket
1ac9331a 949 cmov
e16e49ac 950 conio_h
c88f5d72 951 dcbzl
f8aa696f
DB
952 dev_bktr_ioctl_bt848_h
953 dev_bktr_ioctl_meteor_h
954 dev_ic_bt8xx_h
955 dev_video_meteor_ioctl_meteor_h
956 dev_video_bktr_ioctl_bt848_h
18b67ae5 957 dlfcn_h
c88f5d72 958 dlopen
bc574408 959 dos_paths
245626d0
DB
960 ebp_available
961 ebx_available
6b7c7703
VS
962 exp2
963 exp2f
c2a29455 964 fast_64bit
7073e9fc 965 fast_cmov
7b829d2a 966 fast_unaligned
9d99cc5a 967 fork
84882df6 968 getaddrinfo
da9e86f8 969 gethrtime
4e68cb8a 970 GetProcessTimes
66be5b45 971 getrusage
2e1913b1 972 inet_aton
61d251db 973 inline_asm
abfc8d05 974 isatty
9f5ff83f 975 ldbrx
0b4a1821
AS
976 libdc1394_1
977 libdc1394_2
a33cab3a 978 llrint
291fd18a 979 log2
6b7c7703 980 log2f
85dd97ad 981 loongson
a33cab3a 982 lrint
c88f5d72 983 lrintf
e4673692 984 lzo1x_999_compress
f8aa696f
DB
985 machine_ioctl_bt848_h
986 machine_ioctl_meteor_h
c88f5d72
MR
987 malloc_h
988 memalign
6ffa87d3 989 mkstemp
b4e806b2 990 pld
1f91cdce 991 posix_memalign
a33cab3a
MK
992 round
993 roundf
c88f5d72
MR
994 sdl
995 sdl_video_size
b507ebd1 996 setmode
72be9e73 997 socklen_t
deb29777 998 soundcard_h
f8cda19e 999 poll_h
c0018613 1000 struct_addrinfo
33a4dbdd 1001 struct_sockaddr_storage
b58412f1 1002 sys_mman_h
b091aa44 1003 sys_resource_h
81644c2e 1004 sys_select_h
deb29777 1005 sys_soundcard_h
1b6e8b73 1006 sys_videoio_h
d3a4b4e0 1007 ten_operands
e16e49ac 1008 termios_h
b265431e 1009 threads
7b04b8a0 1010 truncf
ce742de2 1011 vfp_args
7c5bfe7a 1012 VirtualAlloc
6ff3f3e7 1013 winsock2_h
cc078b5d 1014 xform_asm
304d586d 1015 yasm
0cb78cef 1016"
44161118 1017
b6bb00b0
MR
1018# options emitted with CONFIG_ prefix but not available on command line
1019CONFIG_EXTRA="
9cad0e4e
DB
1020 gplv3
1021 lgplv3
b6bb00b0
MR
1022"
1023
520cc7f1 1024CMDLINE_SELECT="
3f5b56e5 1025 $ARCH_EXT_LIST
520cc7f1 1026 $CONFIG_LIST
8eee7025 1027 $THREADS_LIST
db6107b6 1028 cross_compile
520cc7f1
MR
1029 debug
1030 extra_warnings
8c6afa4d 1031 logging
d2bbb2f7 1032 optimizations
87a0fb62 1033 stripping
7595a5e4 1034 yasm
520cc7f1 1035"
426be5dc
DB
1036
1037PATHS_LIST='
d156bede 1038 bindir
14a8acf1 1039 datadir
26759c44
MR
1040 incdir
1041 libdir
26759c44
MR
1042 mandir
1043 prefix
1044 shlibdir
426be5dc
DB
1045'
1046
1047CMDLINE_SET="
1048 $PATHS_LIST
1049 arch
313c46a6 1050 as
426be5dc
DB
1051 build_suffix
1052 cc
1053 cpu
1054 cross_prefix
50567afa 1055 dep_cc
ac63af34 1056 extra_version
9da6609f
MR
1057 host_cc
1058 host_cflags
1059 host_ldflags
1060 host_libs
82bb3329 1061 host_os
684b28e0 1062 ld
426be5dc 1063 logfile
89641463 1064 nm
26759c44 1065 source_path
c5200f17
MR
1066 sysinclude
1067 sysroot
a7ada2ba 1068 target_exec
26759c44 1069 target_os
a7ada2ba 1070 target_path
426be5dc 1071"
520cc7f1 1072
89f2932b
MR
1073CMDLINE_APPEND="
1074 extra_cflags
1075"
1076
912f3148
DB
1077# code dependency declarations
1078
9eeed841 1079# architecture extensions
79cb09b2 1080altivec_deps="ppc"
3bf96eec 1081amd3dnow_deps="mmx"
a1ef9f08 1082amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1083armv5te_deps="arm"
1084armv6_deps="arm"
ab5cb084 1085armv6t2_deps="arm"
a2fc0f6a
MR
1086armvfp_deps="arm"
1087iwmmxt_deps="arm"
e241ba14 1088mmi_deps="mips"
9eeed841 1089mmx_deps="x86"
75aa95a6 1090mmx2_deps="mmx"
a2fc0f6a 1091neon_deps="arm"
799fde37 1092ppc4xx_deps="ppc"
75aa95a6
DB
1093sse_deps="mmx"
1094ssse3_deps="sse"
bd9d34a0 1095vis_deps="sparc"
9eeed841 1096
89e053f8 1097need_memalign="altivec neon sse"
6fec122a 1098inline_asm_deps="!tms470"
89e053f8 1099
5666fd73 1100# decoders / encoders / hardware accelerators
f1e94694 1101aac_decoder_select="fft mdct aac_parser"
84c04e25 1102aac_encoder_select="fft mdct"
5b423887 1103ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1104alac_encoder_select="lpc"
47a158cb 1105atrac3_decoder_select="fft mdct"
4f034993 1106cavs_decoder_select="golomb"
47a158cb 1107cook_decoder_select="fft mdct"
2eef7c62 1108cscd_decoder_suggest="zlib"
47a158cb 1109dca_decoder_select="fft mdct"
e8ed9b7a 1110dnxhd_encoder_select="aandct"
2eef7c62 1111dxa_decoder_select="zlib"
baf91bb9 1112eac3_decoder_select="ac3_decoder"
84c04e25 1113eamad_decoder_select="aandct"
e8ed9b7a 1114eatgq_decoder_select="aandct"
d52b39c7 1115eatqi_decoder_select="aandct"
4f034993
MR
1116ffv1_decoder_select="golomb"
1117flac_decoder_select="golomb"
f4d608e3 1118flac_encoder_select="golomb lpc"
2eef7c62
AJ
1119flashsv_decoder_select="zlib"
1120flashsv_encoder_select="zlib"
4414137e 1121flv_decoder_select="h263_decoder"
4d4b4bd1 1122flv_encoder_select="h263_encoder"
e8ed9b7a 1123h261_encoder_select="aandct"
7f647ae0 1124h263_decoder_select="h263_parser"
e8ed9b7a 1125h263_encoder_select="aandct"
ff418735 1126h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1127h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1128h263i_decoder_select="h263_decoder"
fe629c2d 1129h263p_encoder_select="h263_encoder"
4f034993 1130h264_decoder_select="golomb"
ff418735 1131h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1132h264_vaapi_hwaccel_select="vaapi"
711dae77 1133h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1134h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1135imc_decoder_select="fft mdct"
4f034993
MR
1136jpegls_decoder_select="golomb"
1137jpegls_encoder_select="golomb"
e8ed9b7a 1138ljpeg_encoder_select="aandct"
4f034993 1139loco_decoder_select="golomb"
e8ed9b7a 1140mjpeg_encoder_select="aandct"
2cca233b 1141mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1142mpeg1video_encoder_select="aandct"
1143mpeg2video_encoder_select="aandct"
4414137e 1144mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1145mpeg4_encoder_select="h263_encoder"
711dae77 1146mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1147mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1148mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1149mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1150mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1151mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1152mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1153mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1154mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1155mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1156mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1157mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1158msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1159msmpeg4v1_encoder_select="h263_encoder"
4414137e 1160msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1161msmpeg4v2_encoder_select="h263_encoder"
4414137e 1162msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1163msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1164nellymoser_decoder_select="fft mdct"
1165nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1166png_decoder_select="zlib"
1167png_encoder_select="zlib"
63cae55d 1168qdm2_decoder_select="fft mdct rdft"
a8beb22f 1169rv10_decoder_select="h263_decoder"
b2bf38b4 1170rv10_encoder_select="h263_encoder"
a8beb22f 1171rv20_decoder_select="h263_decoder"
b2bf38b4 1172rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1173rv30_decoder_select="golomb"
1174rv40_decoder_select="golomb"
4f034993
MR
1175shorten_decoder_select="golomb"
1176sonic_decoder_select="golomb"
1177sonic_encoder_select="golomb"
1178sonic_ls_encoder_select="golomb"
1179svq3_decoder_select="golomb"
bee2eac5 1180svq3_decoder_suggest="zlib"
4eef77c1 1181theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1182tiff_decoder_suggest="zlib"
1183tiff_encoder_suggest="zlib"
aec09a00 1184truehd_decoder_select="mlp_decoder"
2eef7c62 1185tscc_decoder_select="zlib"
f95bfab0 1186vc1_decoder_select="h263_decoder"
ff418735 1187vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1188vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1189vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1190vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1191vorbis_decoder_select="fft mdct"
1192vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1193vp6a_decoder_select="vp6_decoder"
1194vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1195wmav1_decoder_select="fft mdct"
1196wmav1_encoder_select="fft mdct"
1197wmav2_decoder_select="fft mdct"
1198wmav2_encoder_select="fft mdct"
f95bfab0 1199wmv1_decoder_select="h263_decoder"
665507aa 1200wmv1_encoder_select="h263_encoder"
f95bfab0 1201wmv2_decoder_select="h263_decoder"
1746e2a9 1202wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1203wmv3_decoder_select="vc1_decoder"
1204wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1205wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1206zlib_decoder_select="zlib"
1207zlib_encoder_select="zlib"
1208zmbv_decoder_select="zlib"
1209zmbv_encoder_select="zlib"
30fd06be 1210
28b80940
DB
1211# parsers
1212h264_parser_select="golomb"
1213
f1e94694
DB
1214# bitstream_filters
1215aac_adtstoasc_bsf_select="aac_parser"
1216
912f3148 1217# external libraries
1b71f045 1218libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1219libdirac_encoder_deps="libdirac"
c9171a83 1220libfaac_encoder_deps="libfaac"
69ddbd1d 1221libfaad_decoder_deps="libfaad"
4ec45764 1222libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1223libgsm_decoder_deps="libgsm"
1224libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1225libgsm_ms_decoder_deps="libgsm"
1226libgsm_ms_encoder_deps="libgsm"
1cc60c47 1227libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1228libopencore_amrnb_decoder_deps="libopencore_amrnb"
1229libopencore_amrnb_encoder_deps="libopencore_amrnb"
1230libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1231libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1232libschroedinger_decoder_deps="libschroedinger"
1233libschroedinger_encoder_deps="libschroedinger"
ae14f311 1234libspeex_decoder_deps="libspeex"
150d2772 1235libtheora_encoder_deps="libtheora"
b0caf888 1236libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1237libx264_encoder_deps="libx264"
1238libxvid_encoder_deps="libxvid"
30fd06be 1239
912f3148 1240# demuxers / muxers
03a76ba9 1241ac3_demuxer_deps="ac3_parser"
647c2356 1242asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1243avisynth_demuxer_deps="avisynth"
1244dirac_demuxer_deps="dirac_parser"
5b423887 1245eac3_demuxer_select="ac3_parser"
647c2356 1246ipod_muxer_select="mov_muxer"
4e622dea
SS
1247libnut_demuxer_deps="libnut"
1248libnut_muxer_deps="libnut"
647c2356 1249matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1250matroska_demuxer_suggest="zlib bzlib"
1251mov_demuxer_suggest="zlib"
1252mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1253mp4_muxer_select="mov_muxer"
1254mpegtsraw_demuxer_select="mpegts_demuxer"
1255mxf_d10_muxer_select="mxf_muxer"
24ca518b 1256ogg_demuxer_select="golomb"
647c2356 1257psp_muxer_select="mov_muxer"
4e622dea
SS
1258rtsp_demuxer_deps="sdp_demuxer"
1259sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1260spdif_muxer_select="aac_parser"
647c2356
DB
1261tg2_muxer_select="mov_muxer"
1262tgp_muxer_select="mov_muxer"
6bdaa5f4 1263w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1264
1265# indevs / outdevs
38e54a75
SS
1266alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1267alsa_indev_extralibs="-lasound"
1268alsa_outdev_deps="alsa_asoundlib_h"
1269alsa_outdev_extralibs="-lasound"
1270audio_beos_indev_deps="audio_beos"
1271audio_beos_indev_extralibs="-lmedia -lbe"
1272audio_beos_outdev_deps="audio_beos"
1273audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1274bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1275dv1394_indev_deps="dv1394 dv_demuxer"
1276jack_indev_deps="jack_jack_h"
1277jack_indev_extralibs="-ljack"
1278libdc1394_indev_deps="libdc1394"
38e54a75
SS
1279oss_indev_deps_any="soundcard_h sys_soundcard_h"
1280oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1281v4l_indev_deps="linux_videodev_h"
1282v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1283vfwcap_indev_deps="capCreateCaptureWindow"
1284vfwcap_indev_extralibs="-lvfw32"
1285x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1286x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1287
912f3148 1288# protocols
3fff6382 1289gopher_protocol_deps="network"
c08fb000 1290http_protocol_deps="network"
cbf29889 1291rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1292rtp_protocol_deps="udp_protocol"
1293tcp_protocol_deps="network"
1294udp_protocol_deps="network"
1295
f7679c54 1296# filters
81124ba0 1297movie_filter_deps="avfilter_lavf"
f7679c54 1298
912f3148 1299# programs
fa859b4d 1300ffplay_deps="sdl"
6ad42348 1301ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1302ffserver_extralibs='$ldl'
a2830dca 1303
c73f65d9 1304doc_deps="texi2html"
912f3148 1305
de6d9b64 1306# default parameters
8a608357 1307
2ba042a7 1308logfile="config.err"
8a608357
MR
1309
1310# installation paths
c9d19248
MR
1311prefix_default="/usr/local"
1312bindir_default='${prefix}/bin'
14a8acf1 1313datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1314incdir_default='${prefix}/include'
1315libdir_default='${prefix}/lib'
1316mandir_default='${prefix}/share/man'
1317shlibdir_default="$libdir_default"
8a608357
MR
1318
1319# toolchain
11e6d03a 1320ar="ar"
13c7df3d 1321cc_default="gcc"
a3d7c197 1322cc_version=\"unknown\"
9da6609f 1323host_cc_default="gcc"
11e6d03a 1324ln_s="ln -sf"
89641463 1325nm_default="nm"
11e6d03a 1326objformat="elf"
be7109c1 1327ranlib="ranlib"
0f3cb305 1328strip="strip"
11e6d03a 1329yasmexe="yasm"
8a608357
MR
1330
1331# machine
5e622c40 1332arch=$(uname -m)
38d0a8aa 1333cpu="generic"
8a608357 1334
8a608357 1335# OS
4f854758 1336target_os=$(tolower $(uname -s))
82bb3329 1337host_os=$target_os
8a608357 1338
8a608357 1339# configurable options
497237c7 1340enable debug
c73f65d9 1341enable doc
aa033b1e 1342enable fastdiv
497237c7
RP
1343enable ffmpeg
1344enable ffplay
1345enable ffserver
1346enable ipv6
497237c7
RP
1347enable mpegaudio_hp
1348enable network
8400d6b8 1349enable optimizations
497237c7 1350enable protocols
530dc538 1351enable static
87a0fb62 1352enable stripping
a9ddb5b1 1353enable swscale_alpha
8a608357 1354
8a608357 1355# build settings
9987769a 1356SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1357FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1358LIBPREF="lib"
1359LIBSUF=".a"
c5f14466
RP
1360FULLNAME='$(NAME)$(BUILDSUF)'
1361LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1362SLIBPREF="lib"
1363SLIBSUF=".so"
c5f14466 1364SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1365SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1366SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1367LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1368
7e6c86e6
MR
1369CC_O='-o $@'
1370
f0125de9 1371host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1372host_libs='-lm'
1373
a7ada2ba
MR
1374target_path='.'
1375
0d7dca36
DB
1376# gcc stupidly only outputs the basename of targets with -MM, but we need the
1377# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1378DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1379DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1380
c597172e 1381# find source path
5e622c40 1382source_path="$(dirname "$0")"
497237c7 1383enable source_path_used
24524f36 1384if test -f configure; then
5e622c40 1385 source_path="$(pwd)"
497237c7 1386 disable source_path_used
c597172e 1387else
5e622c40 1388 source_path="$(cd "$source_path"; pwd)"
c597172e 1389 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1390 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1391 test -e "$source_path/config.h" &&
1392 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1393fi
1394
13cbe2c0 1395for v in "$@"; do
b04251c5
MR
1396 r=${v#*=}
1397 l=${v%"$r"}
1398 r=$(sh_quote "$r")
13cbe2c0
MR
1399 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1400done
c597172e 1401
73ef8980
MR
1402find_things(){
1403 thing=$1
1404 pattern=$2
1405 file=$source_path/$3
932ccf39 1406 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1407}
1408
1409ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1410DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1411HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1412PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1413BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1414MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1415DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1416OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1417INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1418PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1419FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1420
7483e694
DB
1421enable $ARCH_EXT_LIST \
1422 $DECODER_LIST \
1423 $ENCODER_LIST \
5666fd73 1424 $HWACCEL_LIST \
7483e694
DB
1425 $PARSER_LIST \
1426 $BSF_LIST \
1427 $DEMUXER_LIST \
1428 $MUXER_LIST \
f7679c54 1429 $FILTER_LIST \
7483e694
DB
1430 $PROTOCOL_LIST \
1431 $INDEV_LIST \
1432 $OUTDEV_LIST \
c597172e
MR
1433
1434die_unknown(){
1435 echo "Unknown option \"$1\"."
1436 echo "See $0 --help for available options."
1437 exit 1
1438}
1439
794f8e97 1440show_list() {
bf0c4afa
RP
1441 suffix=_$1
1442 shift
1443 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1444 exit 0
1445}
1446
c597172e 1447for opt do
7483e694
DB
1448 optval="${opt#*=}"
1449 case "$opt" in
0f010b2f 1450 --extra-ldflags=*) add_ldflags $optval
7483e694 1451 ;;
0f010b2f 1452 --extra-libs=*) add_extralibs $optval
7483e694 1453 ;;
8fb1cb58 1454 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1455 ;;
40bcf4c7
BL
1456 --enable-debug=*) debuglevel="$optval"
1457 ;;
7483e694 1458 --enable-*=*|--disable-*=*)
8b93ddc3 1459 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1460 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1461 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1462 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1463 $action $(filter "$name" $list)
7483e694
DB
1464 ;;
1465 --enable-?*|--disable-?*)
5e622c40 1466 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1467 if is_in $option $COMPONENT_LIST; then
fed5d54b 1468 test $action = disable && action=unset
e3773a55
MR
1469 eval $action \$$(toupper ${option%s})_LIST
1470 elif is_in $option $CMDLINE_SELECT; then
1471 $action $option
1472 else
1473 die_unknown $opt
1474 fi
7483e694
DB
1475 ;;
1476 --list-*)
1477 NAME="${opt#--list-}"
1478 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1479 NAME=${NAME%s}
1480 eval show_list $NAME \$$(toupper $NAME)_LIST
1481 ;;
1482 --help|-h) show_help
1483 ;;
1484 *)
884a36a7 1485 optname="${opt%%=*}"
26759c44
MR
1486 optname="${optname#--}"
1487 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1488 if is_in $optname $CMDLINE_SET; then
1489 eval $optname='$optval'
1490 elif is_in $optname $CMDLINE_APPEND; then
1491 append $optname "$optval"
1492 else
1493 die_unknown $opt
1494 fi
7483e694
DB
1495 ;;
1496 esac
c597172e
MR
1497done
1498
bcea99bb
MR
1499disabled logging && logfile=/dev/null
1500
13cbe2c0 1501echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1502set >> $logfile
1503
9da6609f
MR
1504test -n "$cross_prefix" && enable cross_compile
1505
adb2b908 1506ar="${cross_prefix}${ar}"
11e6d03a 1507cc_default="${cross_prefix}${cc_default}"
20e0ed95 1508nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1509ranlib="${cross_prefix}${ranlib}"
1510strip="${cross_prefix}${strip}"
1511
c5200f17
MR
1512sysinclude_default="${sysroot}/usr/include"
1513
75800dce 1514set_default cc nm sysinclude
9da6609f
MR
1515enabled cross_compile || host_cc_default=$cc
1516set_default host_cc
13c7df3d 1517
82bb3329
MR
1518exesuf() {
1519 case $1 in
1520 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1521 esac
1522}
1523
1524EXESUF=$(exesuf $target_os)
1525HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1526
e4e69e0b 1527# set temporary file name
a49d42c2 1528: ${TMPDIR:=$TEMPDIR}
c51fafa1 1529: ${TMPDIR:=$TMP}
a49d42c2 1530: ${TMPDIR:=/tmp}
e4e69e0b 1531
54460a83
MR
1532if ! check_cmd type mktemp; then
1533 # simple replacement for missing mktemp
1534 # NOT SAFE FOR GENERAL USE
1535 mktemp(){
1536 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1537 }
1538fi
1539
1540tmpfile(){
1541 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1542 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1543 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1544 append TMPFILES $tmp
1545 eval $1=$tmp
1546}
1547
1548trap 'rm -f -- $TMPFILES' EXIT
1549trap exit HUP INT TERM
1550
1551tmpfile TMPC .c
1552tmpfile TMPE $EXESUF
1553tmpfile TMPH .h
1554tmpfile TMPO .o
1555tmpfile TMPS .S
1556tmpfile TMPSH .sh
1557
1558unset -f mktemp
e4e69e0b 1559
993f2d0f
MR
1560# make sure we can execute files in $TMPDIR
1561cat > $TMPSH 2>> $logfile <<EOF
1562#! /bin/sh
1563EOF
1564chmod +x $TMPSH >> $logfile 2>&1
1565if ! $TMPSH >> $logfile 2>&1; then
1566 cat <<EOF
1567Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1568variable to another directory and make sure that it is not mounted noexec.
1569EOF
1570 die "Sanity test failed."
1571fi
993f2d0f 1572
19b4c628
MR
1573filter_cflags=echo
1574filter_cppflags=echo
1575filter_asflags=echo
1576
8f0c157a 1577if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1578 cc_type=gcc
a3d7c197 1579 cc_version=__VERSION__
aef6bd1b
MR
1580 if ! $cc -dumpversion | grep -q '^2\.'; then
1581 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1582 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1583 fi
629687f6
MR
1584elif $cc --version 2>/dev/null | grep -q Intel; then
1585 cc_type=icc
6e3fa35d 1586 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1587 CC_DEPFLAGS='-MMD'
1588 AS_DEPFLAGS='-MMD'
629687f6
MR
1589elif $cc -v 2>&1 | grep -q xlc; then
1590 cc_type=xlc
6e3fa35d 1591 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1592elif $cc -V 2>/dev/null | grep -q Compaq; then
1593 cc_type=ccc
6e3fa35d 1594 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1595 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1596 debuglevel=3
df442a8d 1597 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1598elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1599 test -d "$sysroot" || die "No valid sysroot specified."
1600 cc_type=armcc
6e3fa35d 1601 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1602 armcc_conf="$PWD/armcc.conf"
1603 $cc --arm_linux_configure \
1604 --arm_linux_config_file="$armcc_conf" \
1605 --configure_sysroot="$sysroot" \
1606 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1607 die "Error creating armcc configuration file."
1608 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1609 as_default="${cross_prefix}gcc"
07dec06e
MR
1610 CC_DEPFLAGS='-MMD'
1611 AS_DEPFLAGS='-MMD'
6fec122a
MR
1612elif $cc -version 2>/dev/null | grep -q TMS470; then
1613 cc_type=tms470
6e3fa35d 1614 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1615 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1616 CC_O='-fr=$(@D)'
1617 as_default="${cross_prefix}gcc"
1618 ld_default="${cross_prefix}gcc"
6fec122a
MR
1619 TMPO=$(basename $TMPC .c).o
1620 append TMPFILES $TMPO
1621 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1622 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1623 AS_DEPFLAGS='-MMD'
6fec122a
MR
1624 filter_cflags=tms470_flags
1625 tms470_flags(){
1626 for flag; do
1627 case $flag in
1628 -march=*|-mcpu=*)
1629 case "${flag#*=}" in
1630 armv7-a|cortex-a*) echo -mv=7a8 ;;
1631 armv7-r|cortex-r*) echo -mv=7r4 ;;
1632 armv7-m|cortex-m*) echo -mv=7m3 ;;
1633 armv6*|arm11*) echo -mv=6 ;;
1634 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1635 echo -mv=5e ;;
1636 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1637 esac
1638 ;;
1639 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1640 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1641 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1642 -Os) echo -O3 -mf=2 ;;
1643 -O[0-3]) echo $flag -mf=5 ;;
1644 -g) echo -g -mn ;;
1645 esac
1646 done
1647 }
06da6943
DC
1648elif $cc -v 2>&1 | grep -q clang; then
1649 cc_type=clang
1650 cc_version=__VERSION__
1651 CC_DEPFLAGS='-MMD'
1652 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1653elif $cc -V 2>&1 | grep -q Sun; then
1654 cc_type=suncc
1655 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1656 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1657 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1658 filter_cflags=suncc_flags
1659 suncc_flags(){
1660 for flag; do
1661 case $flag in
1662 -march=*|-mcpu=*)
1663 case "${flag#*=}" in
1664 native) echo -xtarget=native ;;
1665 v9) echo -xarch=sparc ;;
1666 ultrasparc) echo -xarch=sparcvis ;;
1667 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1668 i586|pentium) echo -xchip=pentium ;;
1669 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1670 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1671 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1672 pentium4*) echo -xtarget=pentium4 ;;
1673 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1674 *-sse3) echo -xarch=sse3 ;;
1675 core2) echo -xarch=ssse3 -xchip=core2 ;;
1676 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1677 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1678 k8|opteron|athlon64|athlon-fx)
1679 echo -xarch=sse2a ;;
1680 athlon*) echo -xarch=pentium_proa ;;
1681 esac
1682 ;;
1683 -std=c99) echo -xc99 ;;
1684 -fomit-frame-pointer) echo -xregs=frameptr ;;
1685 -fPIC) echo -KPIC -xcode=pic32 ;;
1686 -Os) echo -O5 -xspace ;;
1687 -W*,*) echo $flag ;;
1688 -f*-*|-W*) ;;
1689 *) echo $flag ;;
1690 esac
1691 done
1692 }
629687f6
MR
1693fi
1694
1695test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1696
75bafbac 1697: ${as_default:=$cc}
50567afa 1698: ${dep_cc_default:=$cc}
684b28e0 1699: ${ld_default:=$cc}
50567afa 1700set_default as dep_cc ld
75800dce 1701
07dec06e
MR
1702test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1703test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1704
7f32f40c 1705add_cflags $extra_cflags
2f2e6c7c 1706add_asflags $extra_cflags
7f32f40c 1707
154d432c
MR
1708if test -n "$sysroot"; then
1709 case "$cc_type" in
1710 gcc)
467256f2 1711 add_cppflags --sysroot="$sysroot"
154d432c
MR
1712 add_ldflags --sysroot="$sysroot"
1713 ;;
6fec122a
MR
1714 tms470)
1715 add_cppflags -I"$sysinclude"
1716 add_ldflags --sysroot="$sysroot"
1717 ;;
06da6943
DC
1718 clang)
1719 add_cppflags -isysroot="$sysroot"
1720 add_ldflags -isysroot="$sysroot"
1721 ;;
154d432c
MR
1722 esac
1723fi
1724
d22c13a8
MR
1725if test "$cpu" = host; then
1726 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1727
1728 case "$cc_type" in
1729 gcc)
1730 check_native(){
1731 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1732 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1733 }
1734 cpu=$(check_native -march || check_native -mcpu)
1735 ;;
1736 esac
1737
1738 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1739fi
1740
df5cdc24
MR
1741# Add processor-specific flags
1742case $cpu in
1743 601|ppc601|PowerPC601)
1744 cpuflags="-mcpu=601"
1745 ;;
1746 603*|ppc603*|PowerPC603*)
1747 cpuflags="-mcpu=603"
1748 ;;
1749 604*|ppc604*|PowerPC604*)
1750 cpuflags="-mcpu=604"
1751 ;;
1752 G3|g3|75*|ppc75*|PowerPC75*)
1753 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1754 ;;
1755 G4|g4|745*|ppc745*|PowerPC745*)
1756 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1757 ;;
1758 74*|ppc74*|PowerPC74*)
1759 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1760 ;;
1761 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1762 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1763 ;;
1764 Cell|CELL|cell)
1765 cpuflags="-mcpu=cell"
1766 enable ldbrx
1767 ;;
1768 # targets that do NOT support conditional mov (cmov)
1769 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1770 cpuflags="-march=$cpu"
1771 disable cmov
1772 ;;
1773 # targets that do support conditional mov (cmov)
d3ee7715 1774 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1775 cpuflags="-march=$cpu"
1776 enable cmov
1777 enable fast_cmov
1778 ;;
1779 # targets that do support conditional mov but on which it's slow
1780 pentium4|pentium4m|prescott|nocona)
1781 cpuflags="-march=$cpu"
1782 enable cmov
1783 disable fast_cmov
1784 ;;
1785 sparc64)
1786 cpuflags="-mcpu=v9"
1787 ;;
1788 arm11*|cortex*)
1789 cpuflags="-mcpu=$cpu"
1790 enable fast_unaligned
1791 ;;
1792 armv[67]*)
1793 cpuflags="-march=$cpu"
1794 enable fast_unaligned
1795 ;;
1796 armv*)
1797 cpuflags="-march=$cpu"
1798 ;;
1799 arm*)
1800 cpuflags="-mcpu=$cpu"
1801 ;;
1802 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1803 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1804 ;;
1805 bf*)
1806 cpuflags="-mcpu=$cpu"
1807 ;;
1808 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1809 cpuflags="-march=$cpu"
1810 ;;
fdcd782d
MR
1811 ap7[02]0[0-2])
1812 subarch="avr32_ap"
1813 cpuflags="-mpart=$cpu"
1814 ;;
1815 ap)
1816 subarch="avr32_ap"
1817 cpuflags="-march=$cpu"
1818 ;;
1819 uc3[ab]*)
1820 subarch="avr32_uc"
1821 cpuflags="-mcpu=$cpu"
1822 ;;
1823 uc)
1824 subarch="avr32_uc"
1825 cpuflags="-march=$cpu"
1826 ;;
df5cdc24
MR
1827 generic)
1828 ;;
1829 *)
1830 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1831 ;;
1832esac
1833
1834add_cflags $cpuflags
1835add_asflags $cpuflags
1836
993f2d0f
MR
1837# compiler sanity check
1838check_exec <<EOF
1839int main(void){ return 0; }
1840EOF
1841if test "$?" != 0; then
1842 echo "$cc is unable to create an executable file."
1843 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1844 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1845 echo "Only do this if you know what cross compiling means."
1846 fi
1847 die "C compiler test failed."
1848fi
1849
38a9c529 1850add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1851check_cflags -std=c99
50a334e4 1852check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1853#include <stdlib.h>
1854EOF
50a334e4 1855check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1856#include <stdlib.h>
1857EOF
e9b9a2f8 1858
f0125de9
MR
1859check_host_cflags -std=c99
1860
b24dbcbd 1861case "$arch" in
b24dbcbd
RP
1862 alpha)
1863 arch="alpha"
1864 enable fast_64bit
c0a02a3e 1865 check_cflags -mieee
8a3c8627 1866 spic=$shared
b24dbcbd 1867 ;;
cfdb6148
MR
1868 arm|armv[4567]*l)
1869 arch="arm"
b24dbcbd 1870 ;;
f4870943
MR
1871 avr32)
1872 ;;
cfdb6148
MR
1873 bfin)
1874 arch="bfin"
1875 ;;
1876 ia64)
1877 arch="ia64"
b24dbcbd 1878 enable fast_64bit
8a3c8627 1879 spic=$shared
0956bc9b 1880 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1881 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1882 ;;
1883 m68k)
1884 arch="m68k"
b24dbcbd 1885 ;;
de3a1240 1886 mips|mipsel|IP*)
b24dbcbd 1887 arch="mips"
8a3c8627 1888 spic=$shared
b24dbcbd 1889 ;;
de3a1240
DB
1890 mips64)
1891 arch="mips"
bae3abb0 1892 subarch="mips64"
de3a1240 1893 enable fast_64bit
8a3c8627 1894 spic=$shared
de3a1240 1895 ;;
61597a98 1896 parisc|hppa)
b24dbcbd 1897 arch="parisc"
8a3c8627 1898 spic=$shared
b24dbcbd 1899 ;;
61597a98 1900 parisc64|hppa64)
b24dbcbd
RP
1901 arch="parisc"
1902 enable fast_64bit
8a3c8627 1903 spic=$shared
b24dbcbd 1904 ;;
cfdb6148
MR
1905 "Power Macintosh"|ppc|powerpc)
1906 arch="ppc"
1907 enable fast_unaligned
1908 ;;
1909 ppc64)
1910 arch="ppc"
34d11b87 1911 subarch="ppc64"
cfdb6148
MR
1912 enable fast_64bit
1913 enable fast_unaligned
1914 ;;
b24dbcbd
RP
1915 s390|s390x)
1916 arch="s390"
1917 ;;
cfdb6148
MR
1918 sh4|sh)
1919 arch="sh4"
b24dbcbd 1920 ;;
cfdb6148
MR
1921 sparc)
1922 arch="sparc"
8a3c8627 1923 spic=$shared
cfdb6148
MR
1924 ;;
1925 sun4u|sparc64)
1926 arch="sparc"
1927 subarch="sparc64"
b24dbcbd 1928 enable fast_64bit
8a3c8627 1929 spic=$shared
b24dbcbd 1930 ;;
de27f4d9 1931 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1932 arch="x86"
1933 subarch="x86_32"
1934 enable fast_unaligned
8a3c8627 1935 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1936 int test[(int)sizeof(char*) - 7];
cfdb6148 1937EOF
de27f4d9
DC
1938 if test "$subarch" = "x86_64"; then
1939 enable cmov
1940 enable fast_cmov
1941 fi
b24dbcbd
RP
1942 ;;
1943 *)
1944 arch="unknown"
1945 ;;
1946esac
1947
62045d48 1948enable $arch $subarch
8a3c8627 1949enabled spic && enable pic
5755bc88 1950check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1951
7483e694 1952# OS specific
4f854758 1953case $target_os in
7483e694 1954 beos|haiku|zeta)
c9d19248 1955 prefix_default="$HOME/config"
7483e694 1956 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1957 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1958 case "$gcc_version" in
1959 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1960 disable mmx
1961 ;;
1962 *20010315*) echo "BeBits gcc"
0f010b2f 1963 add_cflags -fno-expensive-optimizations
7483e694
DB
1964 ;;
1965 esac
7483e694
DB
1966 SHFLAGS=-nostart
1967 # enable BeOS things
1968 enable audio_beos
1969 # no need for libm, but the inet stuff
1970 # Check for BONE
1971 # XXX: actually should check for NOT net_server
78fe7631 1972 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1973 network_extralibs="-lbind -lsocket"
1974 else
1975 enable beos_netserver
1976 network_extralibs="-lnet"
1977 fi ;;
1978 sunos)
1979 FFSERVERLDFLAGS=""
9987769a 1980 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1981 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1982 network_extralibs="-lsocket -lnsl"
50a334e4 1983 add_cppflags -D__EXTENSIONS__
7483e694
DB
1984 ;;
1985 netbsd)
07a8eef6
MR
1986 oss_indev_extralibs="-lossaudio"
1987 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1988 ;;
1989 openbsd)
89e053f8 1990 enable malloc_aligned
7c4a001a
MR
1991 # On OpenBSD 4.5. the compiler does not use PIC unless
1992 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1993 # however the generated executable will not do anything
1994 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1995 # Thus explicitly enable PIC here.
cd78208b 1996 enable pic
7483e694 1997 SHFLAGS='-shared'
07a8eef6
MR
1998 oss_indev_extralibs="-lossaudio"
1999 oss_outdev_extralibs="-lossaudio"
7483e694 2000 ;;
90b4f091 2001 freebsd|dragonfly)
89e053f8 2002 enable malloc_aligned
7483e694
DB
2003 ;;
2004 bsd/os)
2005 osextralibs="-lpoll -lgnugetopt"
2006 strip="strip -d"
2007 ;;
2008 darwin)
89e053f8 2009 enable malloc_aligned
0138c54e 2010 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2011 strip="strip -x"
2012 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2013 SLIBSUF=".dylib"
2014 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2015 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2016 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2017 objformat="macho"
1b0f6fb8 2018 enabled x86_64 && objformat="macho64"
8dfa86f7 2019 enabled_any pic shared ||
2704bd1a 2020 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2021 ;;
2022 mingw32*)
9d3f4f50 2023 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2024 disable network
2025 else
2026 target_os=mingw32
2027 fi
dcc01c06 2028 LIBTARGET=i386
1fc9fb8a 2029 if enabled x86_64; then
89e053f8 2030 enable malloc_aligned
dcc01c06 2031 LIBTARGET=x64
336cc1b0
MS
2032 elif enabled arm; then
2033 LIBTARGET=arm
dcc01c06 2034 fi
fbd971a4 2035 shlibdir_default="$bindir_default"
7483e694
DB
2036 disable ffserver
2037 SLIBPREF=""
2038 SLIBSUF=".dll"
7483e694
DB
2039 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2040 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2041 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2042 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2043 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2044 install -d "$(LIBDIR)"; \
2045 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2046 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2047 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2048 objformat="win32"
bc574408 2049 enable dos_paths
1894e741 2050 check_cflags -fno-common
b1549d61 2051 if ! enabled x86_64; then
f7ad5aa2
RP
2052 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2053 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2054 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2055 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2056 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2057 fi
7483e694
DB
2058 ;;
2059 cygwin*)
4f854758 2060 target_os=cygwin
fbd971a4 2061 shlibdir_default="$bindir_default"
7483e694
DB
2062 SLIBPREF="cyg"
2063 SLIBSUF=".dll"
2064 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2065 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2066 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2067 objformat="win32"
bc574408 2068 enable dos_paths
1894e741 2069 check_cflags -fno-common
7483e694 2070 ;;
4f365f37 2071 *-dos|freedos|opendos)
fdf11906 2072 disable ffplay ffserver
4f365f37
MK
2073 disable $INDEV_LIST $OUTDEV_LIST
2074 network_extralibs="-lsocket"
ff1c015d 2075 objformat="coff"
bc574408 2076 enable dos_paths
4f365f37 2077 ;;
7483e694 2078 linux)
7483e694
DB
2079 enable dv1394
2080 ;;
2081 irix*)
4f854758 2082 target_os=irix
7483e694
DB
2083 ranlib="echo ignoring ranlib"
2084 ;;
d22e8442 2085 os/2*)
d22e8442
DY
2086 strip="lxlite"
2087 ln_s="cp -f"
d22e8442 2088 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2089 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2090 FFSERVERLDFLAGS=""
287d3b13 2091 LIBSUF="_s.a"
d22e8442
DY
2092 SLIBPREF=""
2093 SLIBSUF=".dll"
2094 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2095 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2096 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2097 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2098 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2099 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2100 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2101 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2102 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2103 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2104 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2105 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2106 enable dos_paths
d22e8442 2107 ;;
83993c1c
AM
2108 gnu/kfreebsd)
2109 ;;
34e82167 2110 gnu)
34e82167 2111 ;;
d22e8442 2112
7483e694 2113 *)
4f924f9a 2114 die "Unknown OS '$target_os'."
7483e694
DB
2115 ;;
2116esac
2117
c9d19248
MR
2118set_default $PATHS_LIST
2119
c597172e 2120add_extralibs $osextralibs
de6d9b64 2121
28d8e661
DB
2122# Combine FFLDFLAGS and the LDFLAGS environment variable.
2123LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2124
320d060a 2125# we need to build at least one lib type
93b3c083 2126if ! enabled_any static shared; then
320d060a
DB
2127 cat <<EOF
2128At least one library type must be built.
2129Specify --enable-static to build the static libraries or --enable-shared to
2130build the shared libraries as well. To only build the shared libraries specify
2131--disable-static in addition to --enable-shared.
2132EOF
2133 exit 1;
2134fi
2135
abc4e572 2136disabled static && LIBNAME=""
2a320695 2137
a2234ceb
RP
2138if enabled_any libfaad libfaadbin ; then
2139 if check_header faad.h; then
295b8c70 2140 check_cc <<EOF
a2234ceb
RP
2141#include <faad.h>
2142#ifndef FAAD2_VERSION
2143ok faad1
2144#endif
db817cf3 2145int main(void) { return 0; }
a2234ceb
RP
2146EOF
2147 test $? = 0 && enable libfaad2
2148 else
ff3dac65 2149 die "FAAD test failed."
a2234ceb
RP
2150 fi
2151fi
2152
2153
2184c6f7 2154die_license_disabled() {
4c27207c 2155 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2156}
2157
2158die_license_disabled gpl libfaad2
2159die_license_disabled gpl libx264
2160die_license_disabled gpl libxvid
2161die_license_disabled gpl postproc
2162die_license_disabled gpl x11grab
2163
2f7ae63b 2164die_license_disabled nonfree libfaac
b2e3c528 2165
0b175caa
DB
2166die_license_disabled version3 libopencore_amrnb
2167die_license_disabled version3 libopencore_amrwb
2168
9cad0e4e 2169enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2170
9eeed841 2171check_deps $ARCH_EXT_LIST
0f3cb305 2172
40617a6d 2173disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2174
e276d9e8
MR
2175enable_pic() {
2176 enable pic
bce7b696
MR
2177 add_cppflags -DPIC
2178 add_cflags -fPIC
2179 add_asflags -fPIC
e276d9e8
MR
2180}
2181
2182enabled pic && enable_pic
bce7b696 2183
b4d96ba2
MR
2184check_cc <<EOF || die "Symbol mangling check failed."
2185int ff_extern;
2186EOF
2f05d9c1 2187sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2188extern_prefix=${sym%%ff_extern*}
2189
f65883c8
MR
2190check_cc <<EOF && enable inline_asm
2191void foo(void) { __asm__ volatile ("" ::); }
2192EOF
61d251db 2193
df5e3978
MR
2194_restrict=
2195for restrict_keyword in restrict __restrict__ __restrict; do
2196 check_cc <<EOF && _restrict=$restrict_keyword && break
2197void foo(char * $restrict_keyword p);
2198EOF
2199done
2200
2201check_cc <<EOF && enable attribute_packed
2202struct { int x; } __attribute__((packed)) x;
2203EOF
2204
2205check_cc <<EOF || die "endian test failed"
2206unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2207EOF
2208od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2209
fa0912fe 2210if enabled arm; then
e45391bb 2211
50fa82e6
MR
2212 check_cflags -marm
2213
fa0912fe
MR
2214 check_ld <<EOF && enable vfp_args
2215__asm__ (".eabi_attribute 28, 1");
2216int main(void) { return 0; }
2217EOF
2218
2219 # We have to check if pld is a nop and disable it.
2220 check_asm pld '"pld [r0]"'
2221
2222 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2223 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2224 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2225 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2226 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2227 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2228
e276d9e8
MR
2229 enabled_all armv6t2 shared !pic && enable_pic
2230
fa0912fe 2231elif enabled mips; then
e45391bb 2232
fa0912fe
MR
2233 check_asm loongson '"dmult.g $1, $2, $3"'
2234 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2235
fa0912fe 2236elif enabled ppc; then
e45391bb 2237
fa0912fe
MR
2238 check_asm dcbzl '"dcbzl 0, 1"'
2239 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2240 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2241
2242 # AltiVec flags: The FSF version of GCC differs from the Apple version
2243 if enabled altivec; then
2244 check_cflags -maltivec -mabi=altivec &&
2245 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2246 check_cflags -faltivec
2247
2248 # check if our compiler supports Motorola AltiVec C API
2249 check_cc <<EOF || disable altivec
2250$inc_altivec_h
2251int main(void) {
2252 vector signed int v1, v2, v3;
2253 v1 = vec_add(v2,v3);
2254 return 0;
2255}
2256EOF
2257
2258 # check if our compiler supports braces for vector declarations
2259 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2260$inc_altivec_h
2261int main (void) { (vector int) {1}; return 0; }
2262EOF
2263 fi
e45391bb 2264
fa0912fe 2265elif enabled sparc; then
e45391bb 2266
fa0912fe
MR
2267 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2268 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2269
fa0912fe 2270elif enabled x86; then
e45391bb 2271
44965991
PI
2272 # check whether EBP is available on x86
2273 # As 'i' is stored on the stack, this program will crash
2274 # if the base pointer is used to access it because the
2275 # base pointer is cleared in the inline assembly code.
7dfef245 2276 check_exec_crash <<EOF && enable ebp_available
44965991 2277 volatile int i=0;
be449fca 2278 __asm__ volatile (
44965991
PI
2279 "xorl %%ebp, %%ebp"
2280 ::: "%ebp");
2281 return i;
44965991
PI
2282EOF
2283
f494213c 2284 # check whether EBX is available on x86
7cee5421
MR
2285 check_asm ebx_available '""::"b"(0)' &&
2286 check_asm ebx_available '"":::"%ebx"'
8e380710 2287
d3a4b4e0
DB
2288 # check whether more than 10 operands are supported
2289 check_cc <<EOF && enable ten_operands
2290int main(void) {
2291 int x=0;
2292 __asm__ volatile(
2293 ""
2294 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2295 );
2296 return 0;
2297}
2298EOF
2299
d7f0920b 2300 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2301 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2302 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2303
2304 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2305
d52481b9 2306 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2307 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2308 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2309 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2310 case "$objformat" in
2311 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2312 esac
7595a5e4 2313 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2314
44965991
PI
2315fi
2316
a98bb16d
RP
2317if check_func dlopen; then
2318 ldl=
2319elif check_func dlopen -ldl; then
2320 ldl=-ldl
8bf5d58f
MN
2321fi
2322
75ecf149
DB
2323# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2324check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2325
7483e694 2326check_func fork
84882df6 2327check_func getaddrinfo $network_extralibs
7483e694
DB
2328check_func gethrtime
2329check_func getrusage
094c09bb 2330check_func inet_aton $network_extralibs
abfc8d05 2331check_func isatty
7483e694
DB
2332check_func memalign
2333check_func mkstemp
1f91cdce 2334check_func posix_memalign
b507ebd1 2335check_func_headers io.h setmode
e4673692 2336check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2337check_func_headers windows.h GetProcessTimes
7c5bfe7a 2338check_func_headers windows.h VirtualAlloc
6ffa87d3 2339
e16e49ac 2340check_header conio.h
a98bb16d
RP
2341check_header dlfcn.h
2342check_header malloc.h
bf6ce82d 2343check_header poll.h
b58412f1 2344check_header sys/mman.h
b091aa44 2345check_header sys/resource.h
bf6ce82d 2346check_header sys/select.h
a98bb16d 2347check_header termios.h
272081b0
CEH
2348check_header vdpau/vdpau.h
2349check_header vdpau/vdpau_x11.h
68178ca9 2350check_header X11/extensions/XvMClib.h
a98bb16d 2351
89e053f8
MR
2352if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2353 enabled_any $need_memalign ; then
1f91cdce 2354 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2355fi
e16e49ac 2356
a4fa192c 2357disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2358disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2359
2360# check for some common methods of building with pthread support
2361# do this before the optional library checks as some of them require pthreads
2362if enabled pthreads; then
9e7fd101
MR
2363 if check_func pthread_create; then
2364 :
2365 elif check_func pthread_create -pthread; then
2366 add_cflags -pthread
afc9aee2 2367 add_extralibs -pthread
9e7fd101
MR
2368 elif check_func pthread_create -pthreads; then
2369 add_cflags -pthreads
afc9aee2 2370 add_extralibs -pthreads
8d94f606
GT
2371 elif check_func pthread_create -lpthreadGC2; then
2372 add_extralibs -lpthreadGC2
9e7fd101
MR
2373 elif ! check_lib pthread.h pthread_create -lpthread; then
2374 die "ERROR: can't find pthreads library"
2375 fi
57bd82d4
MR
2376fi
2377
8eee7025 2378for thread in $THREADS_LIST; do
e5f94c2b 2379 if enabled $thread; then
3ae3b721
RP
2380 test -n "$thread_type" &&
2381 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2382 thread_type="$thread"
e5f94c2b
RP
2383 fi
2384done
2385
fdf88598 2386check_lib math.h sin -lm
ff418735 2387check_lib va/va.h vaInitialize -lva
fdf88598 2388
6b7c7703
VS
2389check_func exp2
2390check_func exp2f
ad420e25
MR
2391check_func llrint
2392check_func log2
6b7c7703 2393check_func log2f
ad420e25
MR
2394check_func lrint
2395check_func lrintf
2396check_func round
2397check_func roundf
2398check_func truncf
f32adb22 2399
57bd82d4 2400# these are off by default, so fail if requested and not available
79fda097 2401enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2402enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2403 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2404 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2405enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2406enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2407enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2408enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2409enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2410enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2411enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2412enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2413enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2414 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2415enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2416enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2417enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2418enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2419 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2420 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2421enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2422enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2423
0b4a1821
AS
2424# libdc1394 check
2425if enabled libdc1394; then
2426 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2427 enable libdc1394_2; } ||
2428 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2429 enable libdc1394_1; } ||
2430 die "ERROR: No version of libdc1394 found "
2431fi
2432
497237c7
RP
2433disable sdl_too_old
2434disable sdl
6a1a892f 2435SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2436if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2437 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2438 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2439 temp_cflags $sdl_cflags
b4f93564 2440 temp_extralibs $sdl_libs
1ca5d97f 2441 if check_lib2 SDL.h SDL_Init; then
5e622c40 2442 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2443 if test "$_sdlversion" -lt 121 ; then
497237c7 2444 enable sdl_too_old
dcd479c0 2445 else
497237c7 2446 enable sdl
225e21ef 2447 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2448#include <SDL.h>
d6773f56 2449int main(int argc, char **argv){
29f3b38a
MR
2450 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2451 int w = vi->current_w;
2452 return 0;
2453}
2454EOF
dcd479c0
MR
2455 fi
2456 fi
29f3b38a 2457 restore_flags
c3f6b472 2458fi
57bd82d4 2459
2270b4b2 2460texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2461
73b46a95 2462if enabled network; then
96000432 2463 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2464 check_type netdb.h "struct addrinfo"
33a4dbdd 2465 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2466 # Prefer arpa/inet.h over winsock2
2467 if check_header arpa/inet.h ; then
2468 check_func closesocket
2469 elif check_header winsock2.h ; then
f4c13872
MS
2470 check_func_headers winsock2.h closesocket -lws2 && \
2471 network_extralibs="-lws2" || \
2472 { check_func_headers winsock2.h closesocket -lws2_32 && \
2473 network_extralibs="-lws2_32"; }
72be9e73 2474 check_type ws2tcpip.h socklen_t
c0018613 2475 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2476 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2477 else
2478 disable network
73b46a95
RP
2479 fi
2480fi
2481
b6f3d925 2482enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2483#include <sys/types.h>
2484#include <sys/socket.h>
2485#include <netinet/in.h>
2486#include <netdb.h>
db817cf3 2487int main(void) {
7483e694
DB
2488 struct sockaddr_storage saddr;
2489 struct ipv6_mreq mreq6;
2490 getaddrinfo(0,0,0,0);
2491 getnameinfo(0,0,0,0,0,0,0);
2492 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2493}
2494EOF
2495
06e31011
RP
2496check_header linux/videodev.h
2497check_header linux/videodev2.h
1b6e8b73 2498check_header sys/videoio.h
47f38850 2499
2446d3d6 2500check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2501
f8aa696f 2502# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2503{ check_header dev/bktr/ioctl_meteor.h &&
2504 check_header dev/bktr/ioctl_bt848.h; } ||
2505{ check_header machine/ioctl_meteor.h &&
2506 check_header machine/ioctl_bt848.h; } ||
2507{ check_header dev/video/meteor/ioctl_meteor.h &&
2508 check_header dev/video/bktr/ioctl_bt848.h; } ||
2509check_header dev/ic/bt8xx.h
f8aa696f 2510
c7682de0
RP
2511check_header sys/soundcard.h
2512check_header soundcard.h
deb29777 2513
b6f3d925 2514enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2515
0e57fe17 2516enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2517
56a059ac 2518enabled x11grab &&
f58f4ce1
GP
2519check_header X11/Xlib.h &&
2520check_header X11/extensions/XShm.h &&
0a045661 2521check_header X11/extensions/Xfixes.h &&
f58f4ce1 2522check_func XOpenDisplay -lX11 &&
781c1aa6
R
2523check_func XShmCreateImage -lX11 -lXext &&
2524check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2525
abf649c7 2526if enabled vdpau_vdpau_h; then
deda2a4a
AC
2527check_cpp_condition \
2528 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2529 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2530 disable vdpau; }
abf649c7 2531fi
deda2a4a 2532
95e561ec 2533enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2534
2535# add some useful compiler flags if supported
2536check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2537check_cflags -Wall
2538check_cflags -Wno-switch
c07bd6a9
MN
2539check_cflags -Wdisabled-optimization
2540check_cflags -Wpointer-arith
2541check_cflags -Wredundant-decls
cc1fb623 2542check_cflags -Wno-pointer-sign
f4929996 2543check_cflags -Wcast-qual
9aceb3cf 2544check_cflags -Wwrite-strings
652a5bf6 2545check_cflags -Wtype-limits
764551c6 2546check_cflags -Wundef
5af4e0cc 2547enabled extra_warnings && check_cflags -Winline
cf9d24ad 2548
57bd82d4 2549# add some linker flags
5c0e9479 2550check_ldflags -Wl,--warn-common
8351d2ba
DB
2551check_ldflags -Wl,--as-needed
2552check_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 2553check_ldflags -Wl,-Bsymbolic
94a3401e 2554
bd2216e4
MR
2555if enabled small; then
2556 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2557 optimizations="small"
2558elif enabled optimizations; then
629687f6 2559 if enabled xlc; then
0f010b2f
DB
2560 add_cflags -O5
2561 add_ldflags -O5
03279bbe
MK
2562 elif enabled suncc; then
2563 add_cflags -O5
df442a8d
MR
2564 elif enabled ccc; then
2565 add_cflags -fast
cf9d24ad 2566 else
0f010b2f 2567 add_cflags -O3
cf9d24ad 2568 fi
cddf3f45 2569fi
11fdbc44 2570check_cflags -fno-math-errno
b2eb2ff0 2571check_cflags -fno-signed-zeros
cddf3f45 2572
629687f6 2573if enabled icc; then
b1598b58
MR
2574 # Just warnings, no remarks
2575 check_cflags -w1
2576 # -wd: Disable following warnings
2577 # 144, 167, 556: -Wno-pointer-sign
2578 # 10006: ignoring unknown option -fno-signed-zeros
2579 # 10156: ignoring option '-W'; no argument required
2580 check_cflags -wd144,167,556,10006,10156
2581 # 11030: Warning unknown option --as-needed
2582 # 10156: ignoring option '-export'; no argument required
2583 check_ldflags -wd10156,11030
2584 # Allow to compile with optimizations
2585 check_ldflags -march=$cpu
be2cf98a
CEH
2586 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2587 enable ebp_available
df442a8d
MR
2588elif enabled ccc; then
2589 # disable some annoying warnings
2590 add_cflags -msg_disable cvtu32to64
2591 add_cflags -msg_disable embedcomment
2592 add_cflags -msg_disable needconstext
2593 add_cflags -msg_disable nomainieee
2594 add_cflags -msg_disable ptrmismatch1
2595 add_cflags -msg_disable unreachcode
973859f5
MR
2596elif enabled gcc; then
2597 check_cflags -fno-tree-vectorize
06da6943
DC
2598elif enabled clang; then
2599 check_cflags -Qunused-arguments
504a64b9
CEH
2600fi
2601
90be59ef 2602if enabled gprof; then
0f010b2f
DB
2603 add_cflags -p
2604 add_ldflags -p
1db54e20
DB
2605fi
2606
7f3c02fc 2607# Find out if the .align argument is a power of two or not.
9377b6ce 2608check_asm asmalign_pot '".align 3"'
4454dc1b 2609
7483e694
DB
2610enabled_any $DECODER_LIST && enable decoders
2611enabled_any $ENCODER_LIST && enable encoders
5666fd73 2612enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2613enabled_any $BSF_LIST && enable bsfs
2614enabled_any $DEMUXER_LIST && enable demuxers
2615enabled_any $MUXER_LIST && enable muxers
f7679c54 2616enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2617enabled_any $INDEV_LIST && enable indevs
2618enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2619enabled_any $PROTOCOL_LIST && enable protocols
2620
2621enabled_any $THREADS_LIST && enable threads
2622
2623check_deps $CONFIG_LIST \
b6bb00b0 2624 $CONFIG_EXTRA \
7483e694
DB
2625 $HAVE_LIST \
2626 $DECODER_LIST \
2627 $ENCODER_LIST \
5666fd73 2628 $HWACCEL_LIST \
7483e694
DB
2629 $PARSER_LIST \
2630 $BSF_LIST \
2631 $DEMUXER_LIST \
2632 $MUXER_LIST \
f7679c54 2633 $FILTER_LIST \
7483e694
DB
2634 $INDEV_LIST \
2635 $OUTDEV_LIST \
2636 $PROTOCOL_LIST \
f70f03f6 2637
3e89171a 2638echo "install prefix $prefix"
f36958f8
DB
2639echo "source path $source_path"
2640echo "C compiler $cc"
bfd5afd8 2641echo ".align is power-of-two $asmalign_pot"
f36958f8 2642echo "ARCH $arch ($cpu)"
ce8871c2
MR
2643if test "$build_suffix" != ""; then
2644 echo "build suffix $build_suffix"
eb94aca9 2645fi
ac63af34
DB
2646if test "$extra_version" != ""; then
2647 echo "version string suffix $extra_version"
2648fi
0db2ce77 2649echo "big-endian ${bigendian-no}"
e90f5b5a 2650echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2651if enabled x86; then
af44e8e4 2652 echo "yasm ${yasm-no}"
0db2ce77 2653 echo "MMX enabled ${mmx-no}"
30e98e62 2654 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2655 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2656 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2657 echo "SSE enabled ${sse-no}"
30e98e62 2658 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2659 echo "CMOV enabled ${cmov-no}"
2660 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2661 echo "EBX available ${ebx_available-no}"
2662 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2663 echo "10 operands supported ${ten_operands-no}"
e41e8342 2664fi
5b6c2cbd 2665if enabled arm; then
0db2ce77
MR
2666 echo "ARMv5TE enabled ${armv5te-no}"
2667 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2668 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2669 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2670 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2671 echo "NEON enabled ${neon-no}"
eba9ae3c 2672fi
5b6c2cbd 2673if enabled mips; then
0db2ce77 2674 echo "MMI enabled ${mmi-no}"
e41e8342 2675fi
5b6c2cbd 2676if enabled ppc; then
0db2ce77 2677 echo "AltiVec enabled ${altivec-no}"
30e98e62 2678 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2679 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2680 echo "performance report ${powerpc_perf-no}"
2681fi
2682if enabled sparc; then
2683 echo "VIS enabled ${vis-no}"
e41e8342 2684fi
0db2ce77
MR
2685echo "gprof enabled ${gprof-no}"
2686echo "debug symbols ${debug-no}"
87a0fb62 2687echo "strip symbols ${stripping-no}"
8400d6b8 2688echo "optimizations ${optimizations-no}"
0db2ce77
MR
2689echo "static ${static-no}"
2690echo "shared ${shared-no}"
4a24ab64 2691echo "postprocessing support ${postproc-no}"
f7679c54 2692echo "new filter support ${avfilter-no}"
81124ba0 2693echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2694echo "network support ${network-no}"
90be59ef 2695if enabled network; then
0db2ce77 2696 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2697fi
0db2ce77
MR
2698echo "threading support ${thread_type-no}"
2699echo "SDL support ${sdl-no}"
90be59ef 2700if enabled sdl_too_old; then
bfd5afd8
DB
2701 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2702fi
0db2ce77
MR
2703echo "Sun medialib support ${mlib-no}"
2704echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2705echo "libdc1394 support ${libdc1394-no}"
690bfceb 2706echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2707echo "libfaac enabled ${libfaac-no}"
2708echo "libfaad enabled ${libfaad-no}"
7e0871a7 2709echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2710echo "libgsm enabled ${libgsm-no}"
2711echo "libmp3lame enabled ${libmp3lame-no}"
2712echo "libnut enabled ${libnut-no}"
0b175caa
DB
2713echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2714echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2715echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2716echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2717echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2718echo "libtheora enabled ${libtheora-no}"
2719echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2720echo "libx264 enabled ${libx264-no}"
2721echo "libxvid enabled ${libxvid-no}"
0db2ce77 2722echo "zlib enabled ${zlib-no}"
f402916e 2723echo "bzlib enabled ${bzlib-no}"
2c62e737 2724echo
de6d9b64 2725
5666fd73 2726for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2727 echo "Enabled ${type}s:"
f65c9da1 2728 eval list=\$$(toupper $type)_LIST
8138b9db 2729 for part in $list; do
f65c9da1
MR
2730 enabled $part && echo ${part%_*}
2731 done | sort | pr -3 -t
2732 echo
8138b9db
RP
2733done
2734
ba7a7039 2735license="LGPL version 2.1 or later"
ba321adb 2736if enabled nonfree; then
ba7a7039 2737 license="nonfree and unredistributable"
9cad0e4e
DB
2738elif enabled gplv3; then
2739 license="GPL version 3 or later"
2740elif enabled lgplv3; then
2741 license="LGPL version 3 or later"
ba321adb 2742elif enabled gpl; then
ba7a7039 2743 license="GPL version 2 or later"
ba321adb
JK
2744fi
2745
2746echo "License: $license"
ca5323af 2747
cf1392e9
DB
2748echo "Creating config.mak and config.h..."
2749
ad212cc6
MR
2750enabled stripping || strip="echo skipping strip"
2751
173c983b
MR
2752cat > config.mak <<EOF
2753# Automatically generated by configure - do not modify!
2754ifndef FFMPEG_CONFIG_MAK
2755FFMPEG_CONFIG_MAK=1
2756FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2757prefix=$prefix
2758LIBDIR=\$(DESTDIR)$libdir
2759SHLIBDIR=\$(DESTDIR)$shlibdir
2760INCDIR=\$(DESTDIR)$incdir
2761BINDIR=\$(DESTDIR)$bindir
2762DATADIR=\$(DESTDIR)$datadir
2763MANDIR=\$(DESTDIR)$mandir
2764SRC_PATH="$source_path"
2765SRC_PATH_BARE=$source_path
2766BUILD_ROOT="$PWD"
2767ARCH=$arch
2768CC=$cc
2769AS=$as
2770LD=$ld
2771DEPCC=$dep_cc
2772YASM=$yasmexe
2773AR=$ar
2774RANLIB=$ranlib
2775LN_S=$ln_s
2776STRIP=$strip
2777CPPFLAGS=$CPPFLAGS
2778CFLAGS=$CFLAGS
2779ASFLAGS=$ASFLAGS
2780CC_O=$CC_O
2781LDFLAGS=$LDFLAGS
2782FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2783SHFLAGS=$SHFLAGS
2784YASMFLAGS=$YASMFLAGS
2785BUILDSUF=$build_suffix
2786FULLNAME=$FULLNAME
2787LIBPREF=$LIBPREF
2788LIBSUF=$LIBSUF
2789LIBNAME=$LIBNAME
2790SLIBPREF=$SLIBPREF
2791SLIBSUF=$SLIBSUF
2792EXESUF=$EXESUF
2793EXTRA_VERSION=$extra_version
2794DEPFLAGS=$DEPFLAGS
2795CCDEP=$CCDEP
2796ASDEP=$ASDEP
2797CC_DEPFLAGS=$CC_DEPFLAGS
2798AS_DEPFLAGS=$AS_DEPFLAGS
2799HOSTCC=$host_cc
2800HOSTCFLAGS=$host_cflags
2801HOSTEXESUF=$HOSTEXESUF
2802HOSTLDFLAGS=$host_ldflags
2803HOSTLIBS=$host_libs
2804TARGET_EXEC=$target_exec
2805TARGET_PATH=$target_path
2806SDL_LIBS=$sdl_libs
2807SDL_CFLAGS=$sdl_cflags
2808LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2809EXTRALIBS=$extralibs
2810EOF
5a872801 2811
719c8e00
MR
2812get_version(){
2813 name=$1
2814 file=$source_path/$2
147e7692
MR
2815 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2816 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2817 lcname=$(tolower $name)
2818 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2819 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2820}
2821
147e7692
MR
2822get_version LIBSWSCALE libswscale/swscale.h
2823get_version LIBPOSTPROC libpostproc/postprocess.h
2824get_version LIBAVCODEC libavcodec/avcodec.h
2825get_version LIBAVDEVICE libavdevice/avdevice.h
2826get_version LIBAVFORMAT libavformat/avformat.h
2827get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2828get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2829
173c983b
MR
2830enabled shared && cat >> config.mak <<EOF
2831LIBTARGET=${LIBTARGET}
2832SLIBNAME=${SLIBNAME}
2833SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2834SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2835SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2836SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2837SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2838SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2839EOF
523ef551 2840
173c983b
MR
2841enabled asmalign_pot || align_shift="1 <<"
2842
2843cat > $TMPH <<EOF
2844/* Automatically generated by configure - do not modify! */
2845#ifndef FFMPEG_CONFIG_H
2846#define FFMPEG_CONFIG_H
2847#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2848#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2849#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2850#define CC_TYPE "$cc_type"
2851#define CC_VERSION $cc_version
2852#define restrict $_restrict
2853#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2854#define EXTERN_PREFIX "${extern_prefix}"
2855#define EXTERN_ASM ${extern_prefix}
2856EOF
523ef551
DB
2857
2858if enabled small || disabled optimizations; then
2859 echo "#define av_always_inline" >> $TMPH
2860fi
2861
3d907e22
MR
2862print_config ARCH_ $TMPH config.mak $ARCH_LIST
2863print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2864print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2865 $CONFIG_EXTRA \
7483e694
DB
2866 $DECODER_LIST \
2867 $ENCODER_LIST \
5666fd73 2868 $HWACCEL_LIST \
7483e694
DB
2869 $PARSER_LIST \
2870 $BSF_LIST \
2871 $DEMUXER_LIST \
2872 $MUXER_LIST \
f7679c54 2873 $FILTER_LIST \
7483e694
DB
2874 $PROTOCOL_LIST \
2875 $INDEV_LIST \
2876 $OUTDEV_LIST \
8ac17293 2877
9c05103f 2878echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2879echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2880
b7860763 2881# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2882cmp -s $TMPH config.h &&
2883 echo "config.h is unchanged" ||
2884 mv -f $TMPH config.h
3d204385 2885
165af439 2886# build tree in object directory if source path is different from current one
90be59ef 2887if enabled source_path_used; then
b767b9cd
MR
2888 DIRS="
2889 doc
2890 libavcodec
2891 libavcodec/$arch
2892 libavdevice
2893 libavfilter
2894 libavformat
2895 libavutil
2896 libavutil/$arch
2897 libpostproc
2898 libswscale
2899 libswscale/$arch
2900 tests
2901 tools
2902 "
2903 FILES="
2904 Makefile
2905 common.mak
2906 subdir.mak
2907 doc/texi2pod.pl
2908 libavcodec/Makefile
2909 libavdevice/Makefile
2910 libavfilter/Makefile
2911 libavformat/Makefile
2912 libavutil/Makefile
2913 libpostproc/Makefile
2914 libswscale/Makefile
2915 "
165af439 2916 for dir in $DIRS ; do
7483e694 2917 mkdir -p $dir
165af439
MR
2918 done
2919 for f in $FILES ; do
20369773 2920 $ln_s "$source_path/$f" $f
165af439
MR
2921 done
2922fi
def4272a 2923
def4272a 2924
d0674868 2925# build pkg-config files
def4272a 2926
d0674868
DB
2927pkgconfig_generate(){
2928name=$1
b0dfd108 2929shortname=${name#lib}${build_suffix}
d0674868
DB
2930comment=$2
2931version=$3
2932libs=$4
2933requires=$5
25cd5cb3 2934cat <<EOF > $name/$name.pc
3e89171a 2935prefix=$prefix
a94e666c 2936exec_prefix=\${prefix}
f2b7382c 2937libdir=$libdir
7622778e 2938includedir=$incdir
def4272a 2939
d0674868
DB
2940Name: $name
2941Description: $comment
2942Version: $version
8cd6b388 2943Requires: $(enabled shared || echo $requires)
5dcfe9f8 2944Requires.private: $(enabled shared && echo $requires)
def4272a 2945Conflicts:
8cd6b388 2946Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2947Libs.private: $(enabled shared && echo $libs)
76a448ed 2948Cflags: -I\${includedir}
def4272a 2949EOF
25cd5cb3 2950cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2951prefix=
2952exec_prefix=
46d1ff83 2953libdir=\${pcfiledir}
1d44d365 2954includedir=${source_path}
def4272a 2955
d0674868
DB
2956Name: $name
2957Description: $comment
2958Version: $version
2959Requires: $requires
def4272a 2960Conflicts:
12701f6e 2961Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2962Cflags: -I\${includedir}
2963EOF
d0674868 2964}
def4272a 2965
e426941d 2966pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2967pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2968pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2969pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2970enabled avfilter &&
46983309 2971 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2972enabled postproc &&
e426941d 2973 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2974pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"