Don't initialize normal horizontal filter if MMX2 filter is used.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
DB
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
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
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(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
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
MR
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
MR
244}
245
720c69da 246log_file(){
c8e9f801 247 log BEGIN $1
2270b4b2 248 pr -n -t $1 >> $logfile
c8e9f801
MR
249 log END $1
250}
251
2ba042a7 252echolog(){
c8e9f801 253 log "$@"
57bd82d4 254 echo "$@"
2ba042a7
MR
255}
256
257die(){
258 echolog "$@"
259 cat <<EOF
d326cf7f 260
2ba042a7
MR
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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DB
267Rerun configure with logging enabled (do not use --disable-logging), and
268include the log this produces with your report.
2ba042a7
MR
269EOF
270 else
271cat <<EOF
e155a21a
DB
272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
2ba042a7
MR
274EOF
275 fi
57bd82d4
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
282}
283
4a5444db 284tolower(){
6c6007d6 285 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
286}
287
14a8acf1
MR
288c_escape(){
289 echo "$*" | sed 's/["\\]/\\\0/g'
290}
291
b04251c5
MR
292sh_quote(){
293 v=$(echo "$1" | sed "s/'/'\\\\''/g")
294 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
295 echo "$v"
296}
297
be8f2501
MR
298filter(){
299 pat=$1
300 shift
301 for v; do
98ef6079 302 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
303 done
304}
305
a8d04fba
MR
306set_all(){
307 value=$1
308 shift
309 for var in $*; do
310 eval $var=$value
311 done
312}
313
72a43668
MR
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
MR
341enable(){
342 set_all yes $*
343}
344
345disable(){
346 set_all no $*
347}
348
72a43668
MR
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
MR
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
72a43668
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
MR
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
669b5583 965 fast_clz
7073e9fc 966 fast_cmov
7b829d2a 967 fast_unaligned
9d99cc5a 968 fork
84882df6 969 getaddrinfo
da9e86f8 970 gethrtime
4e68cb8a 971 GetProcessTimes
66be5b45 972 getrusage
2e1913b1 973 inet_aton
61d251db 974 inline_asm
abfc8d05 975 isatty
9f5ff83f 976 ldbrx
0b4a1821
AS
977 libdc1394_1
978 libdc1394_2
a33cab3a 979 llrint
291fd18a 980 log2
6b7c7703 981 log2f
85dd97ad 982 loongson
a33cab3a 983 lrint
c88f5d72 984 lrintf
e4673692 985 lzo1x_999_compress
f8aa696f
DB
986 machine_ioctl_bt848_h
987 machine_ioctl_meteor_h
c88f5d72
MR
988 malloc_h
989 memalign
6ffa87d3 990 mkstemp
b4e806b2 991 pld
1f91cdce 992 posix_memalign
a33cab3a
MK
993 round
994 roundf
c88f5d72
MR
995 sdl
996 sdl_video_size
b507ebd1 997 setmode
72be9e73 998 socklen_t
deb29777 999 soundcard_h
f8cda19e 1000 poll_h
c0018613 1001 struct_addrinfo
33a4dbdd 1002 struct_sockaddr_storage
b58412f1 1003 sys_mman_h
b091aa44 1004 sys_resource_h
81644c2e 1005 sys_select_h
deb29777 1006 sys_soundcard_h
1b6e8b73 1007 sys_videoio_h
d3a4b4e0 1008 ten_operands
e16e49ac 1009 termios_h
b265431e 1010 threads
7b04b8a0 1011 truncf
ce742de2 1012 vfp_args
7c5bfe7a 1013 VirtualAlloc
6ff3f3e7 1014 winsock2_h
cc078b5d 1015 xform_asm
304d586d 1016 yasm
0cb78cef 1017"
44161118 1018
b6bb00b0
MR
1019# options emitted with CONFIG_ prefix but not available on command line
1020CONFIG_EXTRA="
9cad0e4e
DB
1021 gplv3
1022 lgplv3
b6bb00b0
MR
1023"
1024
520cc7f1 1025CMDLINE_SELECT="
3f5b56e5 1026 $ARCH_EXT_LIST
520cc7f1 1027 $CONFIG_LIST
8eee7025 1028 $THREADS_LIST
db6107b6 1029 cross_compile
520cc7f1
MR
1030 debug
1031 extra_warnings
8c6afa4d 1032 logging
d2bbb2f7 1033 optimizations
87a0fb62 1034 stripping
7595a5e4 1035 yasm
520cc7f1 1036"
426be5dc
DB
1037
1038PATHS_LIST='
d156bede 1039 bindir
14a8acf1 1040 datadir
26759c44
MR
1041 incdir
1042 libdir
26759c44
MR
1043 mandir
1044 prefix
1045 shlibdir
426be5dc
DB
1046'
1047
1048CMDLINE_SET="
1049 $PATHS_LIST
1050 arch
313c46a6 1051 as
426be5dc
DB
1052 build_suffix
1053 cc
1054 cpu
1055 cross_prefix
50567afa 1056 dep_cc
ac63af34 1057 extra_version
9da6609f
MR
1058 host_cc
1059 host_cflags
1060 host_ldflags
1061 host_libs
82bb3329 1062 host_os
684b28e0 1063 ld
426be5dc 1064 logfile
89641463 1065 nm
26759c44 1066 source_path
c5200f17
MR
1067 sysinclude
1068 sysroot
a7ada2ba 1069 target_exec
26759c44 1070 target_os
a7ada2ba 1071 target_path
426be5dc 1072"
520cc7f1 1073
89f2932b
MR
1074CMDLINE_APPEND="
1075 extra_cflags
1076"
1077
912f3148
DB
1078# code dependency declarations
1079
9eeed841 1080# architecture extensions
79cb09b2 1081altivec_deps="ppc"
3bf96eec 1082amd3dnow_deps="mmx"
a1ef9f08 1083amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1084armv5te_deps="arm"
1085armv6_deps="arm"
ab5cb084 1086armv6t2_deps="arm"
a2fc0f6a
MR
1087armvfp_deps="arm"
1088iwmmxt_deps="arm"
e241ba14 1089mmi_deps="mips"
9eeed841 1090mmx_deps="x86"
75aa95a6 1091mmx2_deps="mmx"
a2fc0f6a 1092neon_deps="arm"
799fde37 1093ppc4xx_deps="ppc"
75aa95a6
DB
1094sse_deps="mmx"
1095ssse3_deps="sse"
bd9d34a0 1096vis_deps="sparc"
9eeed841 1097
669b5583
MR
1098fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
1099
89e053f8 1100need_memalign="altivec neon sse"
6fec122a 1101inline_asm_deps="!tms470"
89e053f8 1102
5666fd73 1103# decoders / encoders / hardware accelerators
f1e94694 1104aac_decoder_select="fft mdct aac_parser"
84c04e25 1105aac_encoder_select="fft mdct"
5b423887 1106ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1107alac_encoder_select="lpc"
47a158cb 1108atrac3_decoder_select="fft mdct"
4f034993 1109cavs_decoder_select="golomb"
47a158cb 1110cook_decoder_select="fft mdct"
2eef7c62 1111cscd_decoder_suggest="zlib"
47a158cb 1112dca_decoder_select="fft mdct"
e8ed9b7a 1113dnxhd_encoder_select="aandct"
2eef7c62 1114dxa_decoder_select="zlib"
baf91bb9 1115eac3_decoder_select="ac3_decoder"
84c04e25 1116eamad_decoder_select="aandct"
e8ed9b7a 1117eatgq_decoder_select="aandct"
d52b39c7 1118eatqi_decoder_select="aandct"
4f034993
MR
1119ffv1_decoder_select="golomb"
1120flac_decoder_select="golomb"
f4d608e3 1121flac_encoder_select="golomb lpc"
2eef7c62
AJ
1122flashsv_decoder_select="zlib"
1123flashsv_encoder_select="zlib"
4414137e 1124flv_decoder_select="h263_decoder"
4d4b4bd1 1125flv_encoder_select="h263_encoder"
e8ed9b7a 1126h261_encoder_select="aandct"
7f647ae0 1127h263_decoder_select="h263_parser"
e8ed9b7a 1128h263_encoder_select="aandct"
ff418735 1129h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1130h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1131h263i_decoder_select="h263_decoder"
fe629c2d 1132h263p_encoder_select="h263_encoder"
4f034993 1133h264_decoder_select="golomb"
ff418735 1134h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1135h264_vaapi_hwaccel_select="vaapi"
711dae77 1136h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1137h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1138imc_decoder_select="fft mdct"
4f034993
MR
1139jpegls_decoder_select="golomb"
1140jpegls_encoder_select="golomb"
e8ed9b7a 1141ljpeg_encoder_select="aandct"
4f034993 1142loco_decoder_select="golomb"
e8ed9b7a 1143mjpeg_encoder_select="aandct"
2cca233b 1144mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1145mpeg1video_encoder_select="aandct"
1146mpeg2video_encoder_select="aandct"
4414137e 1147mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1148mpeg4_encoder_select="h263_encoder"
711dae77 1149mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1150mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1151mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1152mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1153mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1154mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1155mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1156mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1157mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1158mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1159mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1160mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1161msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1162msmpeg4v1_encoder_select="h263_encoder"
4414137e 1163msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1164msmpeg4v2_encoder_select="h263_encoder"
4414137e 1165msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1166msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1167nellymoser_decoder_select="fft mdct"
1168nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1169png_decoder_select="zlib"
1170png_encoder_select="zlib"
63cae55d 1171qdm2_decoder_select="fft mdct rdft"
a8beb22f 1172rv10_decoder_select="h263_decoder"
b2bf38b4 1173rv10_encoder_select="h263_encoder"
a8beb22f 1174rv20_decoder_select="h263_decoder"
b2bf38b4 1175rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1176rv30_decoder_select="golomb"
1177rv40_decoder_select="golomb"
4f034993
MR
1178shorten_decoder_select="golomb"
1179sonic_decoder_select="golomb"
1180sonic_encoder_select="golomb"
1181sonic_ls_encoder_select="golomb"
1182svq3_decoder_select="golomb"
bee2eac5 1183svq3_decoder_suggest="zlib"
4eef77c1 1184theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1185tiff_decoder_suggest="zlib"
1186tiff_encoder_suggest="zlib"
aec09a00 1187truehd_decoder_select="mlp_decoder"
2eef7c62 1188tscc_decoder_select="zlib"
f95bfab0 1189vc1_decoder_select="h263_decoder"
ff418735 1190vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1191vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1192vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1193vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1194vorbis_decoder_select="fft mdct"
1195vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1196vp6a_decoder_select="vp6_decoder"
1197vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1198wmav1_decoder_select="fft mdct"
1199wmav1_encoder_select="fft mdct"
1200wmav2_decoder_select="fft mdct"
1201wmav2_encoder_select="fft mdct"
f95bfab0 1202wmv1_decoder_select="h263_decoder"
665507aa 1203wmv1_encoder_select="h263_encoder"
f95bfab0 1204wmv2_decoder_select="h263_decoder"
1746e2a9 1205wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1206wmv3_decoder_select="vc1_decoder"
1207wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1208wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1209zlib_decoder_select="zlib"
1210zlib_encoder_select="zlib"
1211zmbv_decoder_select="zlib"
1212zmbv_encoder_select="zlib"
30fd06be 1213
28b80940
DB
1214# parsers
1215h264_parser_select="golomb"
1216
f1e94694
DB
1217# bitstream_filters
1218aac_adtstoasc_bsf_select="aac_parser"
1219
912f3148 1220# external libraries
1b71f045 1221libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1222libdirac_encoder_deps="libdirac"
c9171a83 1223libfaac_encoder_deps="libfaac"
69ddbd1d 1224libfaad_decoder_deps="libfaad"
4ec45764 1225libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1226libgsm_decoder_deps="libgsm"
1227libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1228libgsm_ms_decoder_deps="libgsm"
1229libgsm_ms_encoder_deps="libgsm"
1cc60c47 1230libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1231libopencore_amrnb_decoder_deps="libopencore_amrnb"
1232libopencore_amrnb_encoder_deps="libopencore_amrnb"
1233libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1234libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1235libschroedinger_decoder_deps="libschroedinger"
1236libschroedinger_encoder_deps="libschroedinger"
ae14f311 1237libspeex_decoder_deps="libspeex"
150d2772 1238libtheora_encoder_deps="libtheora"
b0caf888 1239libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1240libx264_encoder_deps="libx264"
1241libxvid_encoder_deps="libxvid"
30fd06be 1242
912f3148 1243# demuxers / muxers
03a76ba9 1244ac3_demuxer_deps="ac3_parser"
647c2356 1245asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1246avisynth_demuxer_deps="avisynth"
1247dirac_demuxer_deps="dirac_parser"
5b423887 1248eac3_demuxer_select="ac3_parser"
647c2356 1249ipod_muxer_select="mov_muxer"
4e622dea
SS
1250libnut_demuxer_deps="libnut"
1251libnut_muxer_deps="libnut"
647c2356 1252matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1253matroska_demuxer_suggest="zlib bzlib"
1254mov_demuxer_suggest="zlib"
1255mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1256mp4_muxer_select="mov_muxer"
1257mpegtsraw_demuxer_select="mpegts_demuxer"
1258mxf_d10_muxer_select="mxf_muxer"
24ca518b 1259ogg_demuxer_select="golomb"
647c2356 1260psp_muxer_select="mov_muxer"
4e622dea
SS
1261rtsp_demuxer_deps="sdp_demuxer"
1262sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1263spdif_muxer_select="aac_parser"
647c2356
DB
1264tg2_muxer_select="mov_muxer"
1265tgp_muxer_select="mov_muxer"
6bdaa5f4 1266w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1267
1268# indevs / outdevs
38e54a75
SS
1269alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1270alsa_indev_extralibs="-lasound"
1271alsa_outdev_deps="alsa_asoundlib_h"
1272alsa_outdev_extralibs="-lasound"
1273audio_beos_indev_deps="audio_beos"
1274audio_beos_indev_extralibs="-lmedia -lbe"
1275audio_beos_outdev_deps="audio_beos"
1276audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1277bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1278dv1394_indev_deps="dv1394 dv_demuxer"
1279jack_indev_deps="jack_jack_h"
1280jack_indev_extralibs="-ljack"
1281libdc1394_indev_deps="libdc1394"
38e54a75
SS
1282oss_indev_deps_any="soundcard_h sys_soundcard_h"
1283oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1284v4l_indev_deps="linux_videodev_h"
1285v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1286vfwcap_indev_deps="capCreateCaptureWindow"
1287vfwcap_indev_extralibs="-lvfw32"
1288x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1289x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1290
912f3148 1291# protocols
3fff6382 1292gopher_protocol_deps="network"
c08fb000 1293http_protocol_deps="network"
cbf29889 1294rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1295rtp_protocol_deps="udp_protocol"
1296tcp_protocol_deps="network"
1297udp_protocol_deps="network"
1298
f7679c54 1299# filters
81124ba0 1300movie_filter_deps="avfilter_lavf"
f7679c54 1301
912f3148 1302# programs
fa859b4d 1303ffplay_deps="sdl"
6ad42348 1304ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1305ffserver_extralibs='$ldl'
a2830dca 1306
c73f65d9 1307doc_deps="texi2html"
912f3148 1308
de6d9b64 1309# default parameters
8a608357 1310
2ba042a7 1311logfile="config.err"
8a608357
MR
1312
1313# installation paths
c9d19248
MR
1314prefix_default="/usr/local"
1315bindir_default='${prefix}/bin'
14a8acf1 1316datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1317incdir_default='${prefix}/include'
1318libdir_default='${prefix}/lib'
1319mandir_default='${prefix}/share/man'
1320shlibdir_default="$libdir_default"
8a608357
MR
1321
1322# toolchain
11e6d03a 1323ar="ar"
13c7df3d 1324cc_default="gcc"
a3d7c197 1325cc_version=\"unknown\"
9da6609f 1326host_cc_default="gcc"
11e6d03a 1327ln_s="ln -sf"
89641463 1328nm_default="nm"
11e6d03a 1329objformat="elf"
be7109c1 1330ranlib="ranlib"
0f3cb305 1331strip="strip"
11e6d03a 1332yasmexe="yasm"
8a608357
MR
1333
1334# machine
5e622c40 1335arch=$(uname -m)
38d0a8aa 1336cpu="generic"
8a608357 1337
8a608357 1338# OS
4f854758 1339target_os=$(tolower $(uname -s))
82bb3329 1340host_os=$target_os
8a608357 1341
8a608357 1342# configurable options
497237c7 1343enable debug
c73f65d9 1344enable doc
aa033b1e 1345enable fastdiv
497237c7
RP
1346enable ffmpeg
1347enable ffplay
1348enable ffserver
1349enable ipv6
497237c7
RP
1350enable mpegaudio_hp
1351enable network
8400d6b8 1352enable optimizations
497237c7 1353enable protocols
530dc538 1354enable static
87a0fb62 1355enable stripping
a9ddb5b1 1356enable swscale_alpha
8a608357 1357
8a608357 1358# build settings
9987769a 1359SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1360FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1361LIBPREF="lib"
1362LIBSUF=".a"
c5f14466
RP
1363FULLNAME='$(NAME)$(BUILDSUF)'
1364LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1365SLIBPREF="lib"
1366SLIBSUF=".so"
c5f14466 1367SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1368SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1369SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1370LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1371
7e6c86e6
MR
1372CC_O='-o $@'
1373
f0125de9 1374host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1375host_libs='-lm'
1376
a7ada2ba
MR
1377target_path='.'
1378
0d7dca36
DB
1379# gcc stupidly only outputs the basename of targets with -MM, but we need the
1380# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1381DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1382DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1383
c597172e 1384# find source path
5e622c40 1385source_path="$(dirname "$0")"
497237c7 1386enable source_path_used
24524f36 1387if test -f configure; then
5e622c40 1388 source_path="$(pwd)"
497237c7 1389 disable source_path_used
c597172e 1390else
5e622c40 1391 source_path="$(cd "$source_path"; pwd)"
c597172e 1392 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1393 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1394 test -e "$source_path/config.h" &&
1395 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1396fi
1397
13cbe2c0 1398for v in "$@"; do
b04251c5
MR
1399 r=${v#*=}
1400 l=${v%"$r"}
1401 r=$(sh_quote "$r")
13cbe2c0
MR
1402 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1403done
c597172e 1404
73ef8980
MR
1405find_things(){
1406 thing=$1
1407 pattern=$2
1408 file=$source_path/$3
932ccf39 1409 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1410}
1411
1412ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1413DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1414HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1415PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1416BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1417MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1418DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1419OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1420INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1421PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1422FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1423
7483e694
DB
1424enable $ARCH_EXT_LIST \
1425 $DECODER_LIST \
1426 $ENCODER_LIST \
5666fd73 1427 $HWACCEL_LIST \
7483e694
DB
1428 $PARSER_LIST \
1429 $BSF_LIST \
1430 $DEMUXER_LIST \
1431 $MUXER_LIST \
f7679c54 1432 $FILTER_LIST \
7483e694
DB
1433 $PROTOCOL_LIST \
1434 $INDEV_LIST \
1435 $OUTDEV_LIST \
c597172e
MR
1436
1437die_unknown(){
1438 echo "Unknown option \"$1\"."
1439 echo "See $0 --help for available options."
1440 exit 1
1441}
1442
794f8e97 1443show_list() {
bf0c4afa
RP
1444 suffix=_$1
1445 shift
1446 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1447 exit 0
1448}
1449
c597172e 1450for opt do
7483e694
DB
1451 optval="${opt#*=}"
1452 case "$opt" in
0f010b2f 1453 --extra-ldflags=*) add_ldflags $optval
7483e694 1454 ;;
0f010b2f 1455 --extra-libs=*) add_extralibs $optval
7483e694 1456 ;;
8fb1cb58 1457 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1458 ;;
40bcf4c7
BL
1459 --enable-debug=*) debuglevel="$optval"
1460 ;;
7483e694 1461 --enable-*=*|--disable-*=*)
8b93ddc3 1462 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1463 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1464 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1465 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1466 $action $(filter "$name" $list)
7483e694
DB
1467 ;;
1468 --enable-?*|--disable-?*)
5e622c40 1469 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1470 if is_in $option $COMPONENT_LIST; then
fed5d54b 1471 test $action = disable && action=unset
e3773a55
MR
1472 eval $action \$$(toupper ${option%s})_LIST
1473 elif is_in $option $CMDLINE_SELECT; then
1474 $action $option
1475 else
1476 die_unknown $opt
1477 fi
7483e694
DB
1478 ;;
1479 --list-*)
1480 NAME="${opt#--list-}"
1481 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1482 NAME=${NAME%s}
1483 eval show_list $NAME \$$(toupper $NAME)_LIST
1484 ;;
1485 --help|-h) show_help
1486 ;;
1487 *)
884a36a7 1488 optname="${opt%%=*}"
26759c44
MR
1489 optname="${optname#--}"
1490 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1491 if is_in $optname $CMDLINE_SET; then
1492 eval $optname='$optval'
1493 elif is_in $optname $CMDLINE_APPEND; then
1494 append $optname "$optval"
1495 else
1496 die_unknown $opt
1497 fi
7483e694
DB
1498 ;;
1499 esac
c597172e
MR
1500done
1501
bcea99bb
MR
1502disabled logging && logfile=/dev/null
1503
13cbe2c0 1504echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1505set >> $logfile
1506
9da6609f
MR
1507test -n "$cross_prefix" && enable cross_compile
1508
adb2b908 1509ar="${cross_prefix}${ar}"
11e6d03a 1510cc_default="${cross_prefix}${cc_default}"
20e0ed95 1511nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1512ranlib="${cross_prefix}${ranlib}"
1513strip="${cross_prefix}${strip}"
1514
c5200f17
MR
1515sysinclude_default="${sysroot}/usr/include"
1516
75800dce 1517set_default cc nm sysinclude
9da6609f
MR
1518enabled cross_compile || host_cc_default=$cc
1519set_default host_cc
13c7df3d 1520
82bb3329
MR
1521exesuf() {
1522 case $1 in
1523 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1524 esac
1525}
1526
1527EXESUF=$(exesuf $target_os)
1528HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1529
e4e69e0b 1530# set temporary file name
a49d42c2 1531: ${TMPDIR:=$TEMPDIR}
c51fafa1 1532: ${TMPDIR:=$TMP}
a49d42c2 1533: ${TMPDIR:=/tmp}
e4e69e0b 1534
54460a83
MR
1535if ! check_cmd type mktemp; then
1536 # simple replacement for missing mktemp
1537 # NOT SAFE FOR GENERAL USE
1538 mktemp(){
1539 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1540 }
1541fi
1542
1543tmpfile(){
1544 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1545 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1546 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1547 append TMPFILES $tmp
1548 eval $1=$tmp
1549}
1550
1551trap 'rm -f -- $TMPFILES' EXIT
1552trap exit HUP INT TERM
1553
1554tmpfile TMPC .c
1555tmpfile TMPE $EXESUF
1556tmpfile TMPH .h
1557tmpfile TMPO .o
1558tmpfile TMPS .S
1559tmpfile TMPSH .sh
1560
1561unset -f mktemp
e4e69e0b 1562
993f2d0f
MR
1563# make sure we can execute files in $TMPDIR
1564cat > $TMPSH 2>> $logfile <<EOF
1565#! /bin/sh
1566EOF
1567chmod +x $TMPSH >> $logfile 2>&1
1568if ! $TMPSH >> $logfile 2>&1; then
1569 cat <<EOF
1570Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1571variable to another directory and make sure that it is not mounted noexec.
1572EOF
1573 die "Sanity test failed."
1574fi
993f2d0f 1575
19b4c628
MR
1576filter_cflags=echo
1577filter_cppflags=echo
1578filter_asflags=echo
1579
8f0c157a 1580if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1581 cc_type=gcc
a3d7c197 1582 cc_version=__VERSION__
aef6bd1b
MR
1583 if ! $cc -dumpversion | grep -q '^2\.'; then
1584 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1585 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1586 fi
629687f6
MR
1587elif $cc --version 2>/dev/null | grep -q Intel; then
1588 cc_type=icc
6e3fa35d 1589 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1590 CC_DEPFLAGS='-MMD'
1591 AS_DEPFLAGS='-MMD'
629687f6
MR
1592elif $cc -v 2>&1 | grep -q xlc; then
1593 cc_type=xlc
6e3fa35d 1594 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1595elif $cc -V 2>/dev/null | grep -q Compaq; then
1596 cc_type=ccc
6e3fa35d 1597 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1598 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1599 debuglevel=3
df442a8d 1600 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1601elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1602 test -d "$sysroot" || die "No valid sysroot specified."
1603 cc_type=armcc
6e3fa35d 1604 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1605 armcc_conf="$PWD/armcc.conf"
1606 $cc --arm_linux_configure \
1607 --arm_linux_config_file="$armcc_conf" \
1608 --configure_sysroot="$sysroot" \
1609 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1610 die "Error creating armcc configuration file."
1611 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1612 as_default="${cross_prefix}gcc"
07dec06e
MR
1613 CC_DEPFLAGS='-MMD'
1614 AS_DEPFLAGS='-MMD'
6fec122a
MR
1615elif $cc -version 2>/dev/null | grep -q TMS470; then
1616 cc_type=tms470
6e3fa35d 1617 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1618 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1619 CC_O='-fr=$(@D)'
1620 as_default="${cross_prefix}gcc"
1621 ld_default="${cross_prefix}gcc"
6fec122a
MR
1622 TMPO=$(basename $TMPC .c).o
1623 append TMPFILES $TMPO
1624 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1625 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1626 AS_DEPFLAGS='-MMD'
6fec122a
MR
1627 filter_cflags=tms470_flags
1628 tms470_flags(){
1629 for flag; do
1630 case $flag in
1631 -march=*|-mcpu=*)
1632 case "${flag#*=}" in
1633 armv7-a|cortex-a*) echo -mv=7a8 ;;
1634 armv7-r|cortex-r*) echo -mv=7r4 ;;
1635 armv7-m|cortex-m*) echo -mv=7m3 ;;
1636 armv6*|arm11*) echo -mv=6 ;;
1637 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1638 echo -mv=5e ;;
1639 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1640 esac
1641 ;;
1642 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1643 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1644 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1645 -Os) echo -O3 -mf=2 ;;
1646 -O[0-3]) echo $flag -mf=5 ;;
1647 -g) echo -g -mn ;;
1648 esac
1649 done
1650 }
06da6943
DC
1651elif $cc -v 2>&1 | grep -q clang; then
1652 cc_type=clang
1653 cc_version=__VERSION__
1654 CC_DEPFLAGS='-MMD'
1655 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1656elif $cc -V 2>&1 | grep -q Sun; then
1657 cc_type=suncc
1658 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1659 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1660 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1661 filter_cflags=suncc_flags
1662 suncc_flags(){
1663 for flag; do
1664 case $flag in
1665 -march=*|-mcpu=*)
1666 case "${flag#*=}" in
1667 native) echo -xtarget=native ;;
1668 v9) echo -xarch=sparc ;;
1669 ultrasparc) echo -xarch=sparcvis ;;
1670 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1671 i586|pentium) echo -xchip=pentium ;;
1672 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1673 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1674 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1675 pentium4*) echo -xtarget=pentium4 ;;
1676 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1677 *-sse3) echo -xarch=sse3 ;;
1678 core2) echo -xarch=ssse3 -xchip=core2 ;;
1679 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1680 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1681 k8|opteron|athlon64|athlon-fx)
1682 echo -xarch=sse2a ;;
1683 athlon*) echo -xarch=pentium_proa ;;
1684 esac
1685 ;;
1686 -std=c99) echo -xc99 ;;
1687 -fomit-frame-pointer) echo -xregs=frameptr ;;
1688 -fPIC) echo -KPIC -xcode=pic32 ;;
1689 -Os) echo -O5 -xspace ;;
1690 -W*,*) echo $flag ;;
1691 -f*-*|-W*) ;;
1692 *) echo $flag ;;
1693 esac
1694 done
1695 }
629687f6
MR
1696fi
1697
1698test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1699
75bafbac 1700: ${as_default:=$cc}
50567afa 1701: ${dep_cc_default:=$cc}
684b28e0 1702: ${ld_default:=$cc}
50567afa 1703set_default as dep_cc ld
75800dce 1704
07dec06e
MR
1705test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1706test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1707
7f32f40c 1708add_cflags $extra_cflags
2f2e6c7c 1709add_asflags $extra_cflags
7f32f40c 1710
154d432c
MR
1711if test -n "$sysroot"; then
1712 case "$cc_type" in
1713 gcc)
467256f2 1714 add_cppflags --sysroot="$sysroot"
154d432c
MR
1715 add_ldflags --sysroot="$sysroot"
1716 ;;
6fec122a
MR
1717 tms470)
1718 add_cppflags -I"$sysinclude"
1719 add_ldflags --sysroot="$sysroot"
1720 ;;
06da6943
DC
1721 clang)
1722 add_cppflags -isysroot="$sysroot"
1723 add_ldflags -isysroot="$sysroot"
1724 ;;
154d432c
MR
1725 esac
1726fi
1727
d22c13a8
MR
1728if test "$cpu" = host; then
1729 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1730
1731 case "$cc_type" in
1732 gcc)
1733 check_native(){
1734 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1735 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1736 }
1737 cpu=$(check_native -march || check_native -mcpu)
1738 ;;
1739 esac
1740
1741 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1742fi
1743
df5cdc24
MR
1744# Add processor-specific flags
1745case $cpu in
1746 601|ppc601|PowerPC601)
1747 cpuflags="-mcpu=601"
1748 ;;
1749 603*|ppc603*|PowerPC603*)
1750 cpuflags="-mcpu=603"
1751 ;;
1752 604*|ppc604*|PowerPC604*)
1753 cpuflags="-mcpu=604"
1754 ;;
1755 G3|g3|75*|ppc75*|PowerPC75*)
1756 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1757 ;;
1758 G4|g4|745*|ppc745*|PowerPC745*)
1759 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1760 ;;
1761 74*|ppc74*|PowerPC74*)
1762 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1763 ;;
1764 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1765 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1766 ;;
1767 Cell|CELL|cell)
1768 cpuflags="-mcpu=cell"
1769 enable ldbrx
1770 ;;
1771 # targets that do NOT support conditional mov (cmov)
1772 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1773 cpuflags="-march=$cpu"
1774 disable cmov
1775 ;;
1776 # targets that do support conditional mov (cmov)
d3ee7715 1777 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1778 cpuflags="-march=$cpu"
1779 enable cmov
1780 enable fast_cmov
1781 ;;
1782 # targets that do support conditional mov but on which it's slow
1783 pentium4|pentium4m|prescott|nocona)
1784 cpuflags="-march=$cpu"
1785 enable cmov
1786 disable fast_cmov
1787 ;;
1788 sparc64)
1789 cpuflags="-mcpu=v9"
1790 ;;
1791 arm11*|cortex*)
1792 cpuflags="-mcpu=$cpu"
1793 enable fast_unaligned
1794 ;;
1795 armv[67]*)
1796 cpuflags="-march=$cpu"
1797 enable fast_unaligned
1798 ;;
1799 armv*)
1800 cpuflags="-march=$cpu"
1801 ;;
1802 arm*)
1803 cpuflags="-mcpu=$cpu"
1804 ;;
1805 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1806 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1807 ;;
1808 bf*)
1809 cpuflags="-mcpu=$cpu"
1810 ;;
1811 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1812 cpuflags="-march=$cpu"
1813 ;;
fdcd782d
MR
1814 ap7[02]0[0-2])
1815 subarch="avr32_ap"
1816 cpuflags="-mpart=$cpu"
1817 ;;
1818 ap)
1819 subarch="avr32_ap"
1820 cpuflags="-march=$cpu"
1821 ;;
1822 uc3[ab]*)
1823 subarch="avr32_uc"
1824 cpuflags="-mcpu=$cpu"
1825 ;;
1826 uc)
1827 subarch="avr32_uc"
1828 cpuflags="-march=$cpu"
1829 ;;
df5cdc24
MR
1830 generic)
1831 ;;
1832 *)
1833 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1834 ;;
1835esac
1836
1837add_cflags $cpuflags
1838add_asflags $cpuflags
1839
993f2d0f
MR
1840# compiler sanity check
1841check_exec <<EOF
1842int main(void){ return 0; }
1843EOF
1844if test "$?" != 0; then
1845 echo "$cc is unable to create an executable file."
1846 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1847 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1848 echo "Only do this if you know what cross compiling means."
1849 fi
1850 die "C compiler test failed."
1851fi
1852
38a9c529 1853add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1854check_cflags -std=c99
50a334e4 1855check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1856#include <stdlib.h>
1857EOF
50a334e4 1858check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1859#include <stdlib.h>
1860EOF
e9b9a2f8 1861
f0125de9
MR
1862check_host_cflags -std=c99
1863
b24dbcbd 1864case "$arch" in
b24dbcbd
RP
1865 alpha)
1866 arch="alpha"
1867 enable fast_64bit
c0a02a3e 1868 check_cflags -mieee
8a3c8627 1869 spic=$shared
b24dbcbd 1870 ;;
cfdb6148
MR
1871 arm|armv[4567]*l)
1872 arch="arm"
b24dbcbd 1873 ;;
f4870943
MR
1874 avr32)
1875 ;;
cfdb6148
MR
1876 bfin)
1877 arch="bfin"
1878 ;;
1879 ia64)
1880 arch="ia64"
b24dbcbd 1881 enable fast_64bit
8a3c8627 1882 spic=$shared
0956bc9b 1883 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1884 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1885 ;;
1886 m68k)
1887 arch="m68k"
b24dbcbd 1888 ;;
de3a1240 1889 mips|mipsel|IP*)
b24dbcbd 1890 arch="mips"
8a3c8627 1891 spic=$shared
b24dbcbd 1892 ;;
de3a1240
DB
1893 mips64)
1894 arch="mips"
bae3abb0 1895 subarch="mips64"
de3a1240 1896 enable fast_64bit
8a3c8627 1897 spic=$shared
de3a1240 1898 ;;
61597a98 1899 parisc|hppa)
b24dbcbd 1900 arch="parisc"
8a3c8627 1901 spic=$shared
b24dbcbd 1902 ;;
61597a98 1903 parisc64|hppa64)
b24dbcbd
RP
1904 arch="parisc"
1905 enable fast_64bit
8a3c8627 1906 spic=$shared
b24dbcbd 1907 ;;
cfdb6148
MR
1908 "Power Macintosh"|ppc|powerpc)
1909 arch="ppc"
1910 enable fast_unaligned
1911 ;;
1912 ppc64)
1913 arch="ppc"
34d11b87 1914 subarch="ppc64"
cfdb6148
MR
1915 enable fast_64bit
1916 enable fast_unaligned
1917 ;;
b24dbcbd
RP
1918 s390|s390x)
1919 arch="s390"
1920 ;;
cfdb6148
MR
1921 sh4|sh)
1922 arch="sh4"
b24dbcbd 1923 ;;
cfdb6148
MR
1924 sparc)
1925 arch="sparc"
8a3c8627 1926 spic=$shared
cfdb6148
MR
1927 ;;
1928 sun4u|sparc64)
1929 arch="sparc"
1930 subarch="sparc64"
b24dbcbd 1931 enable fast_64bit
8a3c8627 1932 spic=$shared
b24dbcbd 1933 ;;
de27f4d9 1934 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1935 arch="x86"
1936 subarch="x86_32"
1937 enable fast_unaligned
8a3c8627 1938 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1939 int test[(int)sizeof(char*) - 7];
cfdb6148 1940EOF
de27f4d9
DC
1941 if test "$subarch" = "x86_64"; then
1942 enable cmov
1943 enable fast_cmov
1944 fi
b24dbcbd
RP
1945 ;;
1946 *)
1947 arch="unknown"
1948 ;;
1949esac
1950
62045d48 1951enable $arch $subarch
8a3c8627 1952enabled spic && enable pic
5755bc88 1953check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1954
7483e694 1955# OS specific
4f854758 1956case $target_os in
7483e694 1957 beos|haiku|zeta)
c9d19248 1958 prefix_default="$HOME/config"
7483e694 1959 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1960 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1961 case "$gcc_version" in
1962 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1963 disable mmx
1964 ;;
1965 *20010315*) echo "BeBits gcc"
0f010b2f 1966 add_cflags -fno-expensive-optimizations
7483e694
DB
1967 ;;
1968 esac
7483e694
DB
1969 SHFLAGS=-nostart
1970 # enable BeOS things
1971 enable audio_beos
1972 # no need for libm, but the inet stuff
1973 # Check for BONE
1974 # XXX: actually should check for NOT net_server
78fe7631 1975 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1976 network_extralibs="-lbind -lsocket"
1977 else
1978 enable beos_netserver
1979 network_extralibs="-lnet"
1980 fi ;;
1981 sunos)
1982 FFSERVERLDFLAGS=""
9987769a 1983 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1984 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1985 network_extralibs="-lsocket -lnsl"
50a334e4 1986 add_cppflags -D__EXTENSIONS__
7483e694
DB
1987 ;;
1988 netbsd)
07a8eef6
MR
1989 oss_indev_extralibs="-lossaudio"
1990 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1991 ;;
1992 openbsd)
89e053f8 1993 enable malloc_aligned
7c4a001a
MR
1994 # On OpenBSD 4.5. the compiler does not use PIC unless
1995 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1996 # however the generated executable will not do anything
1997 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1998 # Thus explicitly enable PIC here.
cd78208b 1999 enable pic
7483e694 2000 SHFLAGS='-shared'
07a8eef6
MR
2001 oss_indev_extralibs="-lossaudio"
2002 oss_outdev_extralibs="-lossaudio"
7483e694 2003 ;;
90b4f091 2004 freebsd|dragonfly)
89e053f8 2005 enable malloc_aligned
7483e694
DB
2006 ;;
2007 bsd/os)
2008 osextralibs="-lpoll -lgnugetopt"
2009 strip="strip -d"
2010 ;;
2011 darwin)
89e053f8 2012 enable malloc_aligned
0138c54e 2013 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2014 strip="strip -x"
2015 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2016 SLIBSUF=".dylib"
2017 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2018 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2019 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2020 objformat="macho"
1b0f6fb8 2021 enabled x86_64 && objformat="macho64"
8dfa86f7 2022 enabled_any pic shared ||
2704bd1a 2023 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2024 ;;
2025 mingw32*)
9d3f4f50 2026 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2027 disable network
2028 else
2029 target_os=mingw32
2030 fi
dcc01c06 2031 LIBTARGET=i386
1fc9fb8a 2032 if enabled x86_64; then
89e053f8 2033 enable malloc_aligned
dcc01c06 2034 LIBTARGET=x64
336cc1b0
MS
2035 elif enabled arm; then
2036 LIBTARGET=arm
dcc01c06 2037 fi
fbd971a4 2038 shlibdir_default="$bindir_default"
7483e694
DB
2039 disable ffserver
2040 SLIBPREF=""
2041 SLIBSUF=".dll"
7483e694
DB
2042 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2043 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2044 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2045 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2046 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2047 install -d "$(LIBDIR)"; \
2048 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2049 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2050 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2051 objformat="win32"
bc574408 2052 enable dos_paths
1894e741 2053 check_cflags -fno-common
b1549d61 2054 if ! enabled x86_64; then
f7ad5aa2
RP
2055 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2056 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2057 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2058 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2059 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2060 fi
7483e694
DB
2061 ;;
2062 cygwin*)
4f854758 2063 target_os=cygwin
fbd971a4 2064 shlibdir_default="$bindir_default"
7483e694
DB
2065 SLIBPREF="cyg"
2066 SLIBSUF=".dll"
2067 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2068 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2069 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2070 objformat="win32"
bc574408 2071 enable dos_paths
1894e741 2072 check_cflags -fno-common
7483e694 2073 ;;
4f365f37 2074 *-dos|freedos|opendos)
fdf11906 2075 disable ffplay ffserver
4f365f37
MK
2076 disable $INDEV_LIST $OUTDEV_LIST
2077 network_extralibs="-lsocket"
ff1c015d 2078 objformat="coff"
bc574408 2079 enable dos_paths
4f365f37 2080 ;;
7483e694 2081 linux)
7483e694
DB
2082 enable dv1394
2083 ;;
2084 irix*)
4f854758 2085 target_os=irix
7483e694
DB
2086 ranlib="echo ignoring ranlib"
2087 ;;
d22e8442 2088 os/2*)
d22e8442
DY
2089 strip="lxlite"
2090 ln_s="cp -f"
d22e8442 2091 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2092 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2093 FFSERVERLDFLAGS=""
287d3b13 2094 LIBSUF="_s.a"
d22e8442
DY
2095 SLIBPREF=""
2096 SLIBSUF=".dll"
2097 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2098 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2099 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2100 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2101 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2102 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2103 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2104 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2105 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2106 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2107 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2108 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2109 enable dos_paths
d22e8442 2110 ;;
83993c1c
AM
2111 gnu/kfreebsd)
2112 ;;
34e82167 2113 gnu)
34e82167 2114 ;;
d22e8442 2115
7483e694 2116 *)
4f924f9a 2117 die "Unknown OS '$target_os'."
7483e694
DB
2118 ;;
2119esac
2120
c9d19248
MR
2121set_default $PATHS_LIST
2122
c597172e 2123add_extralibs $osextralibs
de6d9b64 2124
28d8e661
DB
2125# Combine FFLDFLAGS and the LDFLAGS environment variable.
2126LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2127
320d060a 2128# we need to build at least one lib type
93b3c083 2129if ! enabled_any static shared; then
320d060a
DB
2130 cat <<EOF
2131At least one library type must be built.
2132Specify --enable-static to build the static libraries or --enable-shared to
2133build the shared libraries as well. To only build the shared libraries specify
2134--disable-static in addition to --enable-shared.
2135EOF
2136 exit 1;
2137fi
2138
abc4e572 2139disabled static && LIBNAME=""
2a320695 2140
a2234ceb
RP
2141if enabled_any libfaad libfaadbin ; then
2142 if check_header faad.h; then
295b8c70 2143 check_cc <<EOF
a2234ceb
RP
2144#include <faad.h>
2145#ifndef FAAD2_VERSION
2146ok faad1
2147#endif
db817cf3 2148int main(void) { return 0; }
a2234ceb
RP
2149EOF
2150 test $? = 0 && enable libfaad2
2151 else
ff3dac65 2152 die "FAAD test failed."
a2234ceb
RP
2153 fi
2154fi
2155
2156
2184c6f7 2157die_license_disabled() {
4c27207c 2158 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2159}
2160
2161die_license_disabled gpl libfaad2
2162die_license_disabled gpl libx264
2163die_license_disabled gpl libxvid
2164die_license_disabled gpl postproc
2165die_license_disabled gpl x11grab
2166
2f7ae63b 2167die_license_disabled nonfree libfaac
b2e3c528 2168
0b175caa
DB
2169die_license_disabled version3 libopencore_amrnb
2170die_license_disabled version3 libopencore_amrwb
2171
9cad0e4e 2172enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2173
9eeed841 2174check_deps $ARCH_EXT_LIST
0f3cb305 2175
40617a6d 2176disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2177
e276d9e8
MR
2178enable_pic() {
2179 enable pic
bce7b696
MR
2180 add_cppflags -DPIC
2181 add_cflags -fPIC
2182 add_asflags -fPIC
e276d9e8
MR
2183}
2184
2185enabled pic && enable_pic
bce7b696 2186
b4d96ba2
MR
2187check_cc <<EOF || die "Symbol mangling check failed."
2188int ff_extern;
2189EOF
2f05d9c1 2190sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2191extern_prefix=${sym%%ff_extern*}
2192
f65883c8
MR
2193check_cc <<EOF && enable inline_asm
2194void foo(void) { __asm__ volatile ("" ::); }
2195EOF
61d251db 2196
df5e3978
MR
2197_restrict=
2198for restrict_keyword in restrict __restrict__ __restrict; do
2199 check_cc <<EOF && _restrict=$restrict_keyword && break
2200void foo(char * $restrict_keyword p);
2201EOF
2202done
2203
2204check_cc <<EOF && enable attribute_packed
2205struct { int x; } __attribute__((packed)) x;
2206EOF
2207
2208check_cc <<EOF || die "endian test failed"
2209unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2210EOF
2211od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2212
fa0912fe 2213if enabled arm; then
e45391bb 2214
50fa82e6
MR
2215 check_cflags -marm
2216
fa0912fe
MR
2217 check_ld <<EOF && enable vfp_args
2218__asm__ (".eabi_attribute 28, 1");
2219int main(void) { return 0; }
2220EOF
2221
2222 # We have to check if pld is a nop and disable it.
2223 check_asm pld '"pld [r0]"'
2224
2225 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2226 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2227 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2228 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2229 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2230 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2231
e276d9e8
MR
2232 enabled_all armv6t2 shared !pic && enable_pic
2233
fa0912fe 2234elif enabled mips; then
e45391bb 2235
fa0912fe
MR
2236 check_asm loongson '"dmult.g $1, $2, $3"'
2237 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2238
fa0912fe 2239elif enabled ppc; then
e45391bb 2240
fa0912fe
MR
2241 check_asm dcbzl '"dcbzl 0, 1"'
2242 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2243 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2244
2245 # AltiVec flags: The FSF version of GCC differs from the Apple version
2246 if enabled altivec; then
2247 check_cflags -maltivec -mabi=altivec &&
2248 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2249 check_cflags -faltivec
2250
2251 # check if our compiler supports Motorola AltiVec C API
2252 check_cc <<EOF || disable altivec
2253$inc_altivec_h
2254int main(void) {
2255 vector signed int v1, v2, v3;
2256 v1 = vec_add(v2,v3);
2257 return 0;
2258}
2259EOF
2260
2261 # check if our compiler supports braces for vector declarations
2262 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2263$inc_altivec_h
2264int main (void) { (vector int) {1}; return 0; }
2265EOF
2266 fi
e45391bb 2267
fa0912fe 2268elif enabled sparc; then
e45391bb 2269
fa0912fe
MR
2270 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2271 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2272
fa0912fe 2273elif enabled x86; then
e45391bb 2274
44965991
PI
2275 # check whether EBP is available on x86
2276 # As 'i' is stored on the stack, this program will crash
2277 # if the base pointer is used to access it because the
2278 # base pointer is cleared in the inline assembly code.
7dfef245 2279 check_exec_crash <<EOF && enable ebp_available
44965991 2280 volatile int i=0;
be449fca 2281 __asm__ volatile (
44965991
PI
2282 "xorl %%ebp, %%ebp"
2283 ::: "%ebp");
2284 return i;
44965991
PI
2285EOF
2286
f494213c 2287 # check whether EBX is available on x86
7cee5421
MR
2288 check_asm ebx_available '""::"b"(0)' &&
2289 check_asm ebx_available '"":::"%ebx"'
8e380710 2290
d3a4b4e0
DB
2291 # check whether more than 10 operands are supported
2292 check_cc <<EOF && enable ten_operands
2293int main(void) {
2294 int x=0;
2295 __asm__ volatile(
2296 ""
2297 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2298 );
2299 return 0;
2300}
2301EOF
2302
d7f0920b 2303 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2304 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2305 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2306
2307 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2308
d52481b9 2309 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2310 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2311 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2312 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2313 case "$objformat" in
2314 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2315 esac
7595a5e4 2316 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2317
669b5583
MR
2318 case "$cpu" in
2319 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2320 disable fast_clz
2321 ;;
2322 esac
2323
44965991
PI
2324fi
2325
a98bb16d
RP
2326if check_func dlopen; then
2327 ldl=
2328elif check_func dlopen -ldl; then
2329 ldl=-ldl
8bf5d58f
MN
2330fi
2331
75ecf149
DB
2332# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2333check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2334
7483e694 2335check_func fork
84882df6 2336check_func getaddrinfo $network_extralibs
7483e694
DB
2337check_func gethrtime
2338check_func getrusage
094c09bb 2339check_func inet_aton $network_extralibs
abfc8d05 2340check_func isatty
7483e694
DB
2341check_func memalign
2342check_func mkstemp
1f91cdce 2343check_func posix_memalign
b507ebd1 2344check_func_headers io.h setmode
e4673692 2345check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2346check_func_headers windows.h GetProcessTimes
7c5bfe7a 2347check_func_headers windows.h VirtualAlloc
6ffa87d3 2348
e16e49ac 2349check_header conio.h
a98bb16d
RP
2350check_header dlfcn.h
2351check_header malloc.h
bf6ce82d 2352check_header poll.h
b58412f1 2353check_header sys/mman.h
b091aa44 2354check_header sys/resource.h
bf6ce82d 2355check_header sys/select.h
a98bb16d 2356check_header termios.h
272081b0
CEH
2357check_header vdpau/vdpau.h
2358check_header vdpau/vdpau_x11.h
68178ca9 2359check_header X11/extensions/XvMClib.h
a98bb16d 2360
89e053f8
MR
2361if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2362 enabled_any $need_memalign ; then
1f91cdce 2363 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2364fi
e16e49ac 2365
a4fa192c 2366disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2367disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2368
2369# check for some common methods of building with pthread support
2370# do this before the optional library checks as some of them require pthreads
2371if enabled pthreads; then
9e7fd101
MR
2372 if check_func pthread_create; then
2373 :
2374 elif check_func pthread_create -pthread; then
2375 add_cflags -pthread
afc9aee2 2376 add_extralibs -pthread
9e7fd101
MR
2377 elif check_func pthread_create -pthreads; then
2378 add_cflags -pthreads
afc9aee2 2379 add_extralibs -pthreads
8d94f606
GT
2380 elif check_func pthread_create -lpthreadGC2; then
2381 add_extralibs -lpthreadGC2
9e7fd101
MR
2382 elif ! check_lib pthread.h pthread_create -lpthread; then
2383 die "ERROR: can't find pthreads library"
2384 fi
57bd82d4
MR
2385fi
2386
8eee7025 2387for thread in $THREADS_LIST; do
e5f94c2b 2388 if enabled $thread; then
3ae3b721
RP
2389 test -n "$thread_type" &&
2390 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2391 thread_type="$thread"
e5f94c2b
RP
2392 fi
2393done
2394
fdf88598 2395check_lib math.h sin -lm
ff418735 2396check_lib va/va.h vaInitialize -lva
fdf88598 2397
6b7c7703
VS
2398check_func exp2
2399check_func exp2f
ad420e25
MR
2400check_func llrint
2401check_func log2
6b7c7703 2402check_func log2f
ad420e25
MR
2403check_func lrint
2404check_func lrintf
2405check_func round
2406check_func roundf
2407check_func truncf
f32adb22 2408
57bd82d4 2409# these are off by default, so fail if requested and not available
79fda097 2410enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2411enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2412 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2413 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2414enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2415enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2416enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2417enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2418enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2419enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2420enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2421enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2422enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2423 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2424enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2425enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2426enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2427enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2428 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2429 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2430enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2431enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2432
0b4a1821
AS
2433# libdc1394 check
2434if enabled libdc1394; then
2435 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2436 enable libdc1394_2; } ||
2437 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2438 enable libdc1394_1; } ||
2439 die "ERROR: No version of libdc1394 found "
2440fi
2441
497237c7
RP
2442disable sdl_too_old
2443disable sdl
6a1a892f 2444SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2445if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2446 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2447 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2448 temp_cflags $sdl_cflags
b4f93564 2449 temp_extralibs $sdl_libs
1ca5d97f 2450 if check_lib2 SDL.h SDL_Init; then
5e622c40 2451 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2452 if test "$_sdlversion" -lt 121 ; then
497237c7 2453 enable sdl_too_old
dcd479c0 2454 else
497237c7 2455 enable sdl
225e21ef 2456 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2457#include <SDL.h>
d6773f56 2458int main(int argc, char **argv){
29f3b38a
MR
2459 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2460 int w = vi->current_w;
2461 return 0;
2462}
2463EOF
dcd479c0
MR
2464 fi
2465 fi
29f3b38a 2466 restore_flags
c3f6b472 2467fi
57bd82d4 2468
2270b4b2 2469texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2470
73b46a95 2471if enabled network; then
96000432 2472 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2473 check_type netdb.h "struct addrinfo"
33a4dbdd 2474 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2475 # Prefer arpa/inet.h over winsock2
2476 if check_header arpa/inet.h ; then
2477 check_func closesocket
2478 elif check_header winsock2.h ; then
f4c13872
MS
2479 check_func_headers winsock2.h closesocket -lws2 && \
2480 network_extralibs="-lws2" || \
2481 { check_func_headers winsock2.h closesocket -lws2_32 && \
2482 network_extralibs="-lws2_32"; }
72be9e73 2483 check_type ws2tcpip.h socklen_t
c0018613 2484 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2485 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2486 else
2487 disable network
73b46a95
RP
2488 fi
2489fi
2490
b6f3d925 2491enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2492#include <sys/types.h>
2493#include <sys/socket.h>
2494#include <netinet/in.h>
2495#include <netdb.h>
db817cf3 2496int main(void) {
7483e694
DB
2497 struct sockaddr_storage saddr;
2498 struct ipv6_mreq mreq6;
2499 getaddrinfo(0,0,0,0);
2500 getnameinfo(0,0,0,0,0,0,0);
2501 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2502}
2503EOF
2504
06e31011
RP
2505check_header linux/videodev.h
2506check_header linux/videodev2.h
1b6e8b73 2507check_header sys/videoio.h
47f38850 2508
2446d3d6 2509check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2510
f8aa696f 2511# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2512{ check_header dev/bktr/ioctl_meteor.h &&
2513 check_header dev/bktr/ioctl_bt848.h; } ||
2514{ check_header machine/ioctl_meteor.h &&
2515 check_header machine/ioctl_bt848.h; } ||
2516{ check_header dev/video/meteor/ioctl_meteor.h &&
2517 check_header dev/video/bktr/ioctl_bt848.h; } ||
2518check_header dev/ic/bt8xx.h
f8aa696f 2519
c7682de0
RP
2520check_header sys/soundcard.h
2521check_header soundcard.h
deb29777 2522
b6f3d925 2523enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2524
0e57fe17 2525enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2526
56a059ac 2527enabled x11grab &&
f58f4ce1
GP
2528check_header X11/Xlib.h &&
2529check_header X11/extensions/XShm.h &&
0a045661 2530check_header X11/extensions/Xfixes.h &&
f58f4ce1 2531check_func XOpenDisplay -lX11 &&
781c1aa6
R
2532check_func XShmCreateImage -lX11 -lXext &&
2533check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2534
598ef02b 2535if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2536check_cpp_condition \
2537 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2538 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2539 disable vdpau; }
abf649c7 2540fi
deda2a4a 2541
95e561ec 2542enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2543
2544# add some useful compiler flags if supported
2545check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2546check_cflags -Wall
2547check_cflags -Wno-switch
c07bd6a9
MN
2548check_cflags -Wdisabled-optimization
2549check_cflags -Wpointer-arith
2550check_cflags -Wredundant-decls
cc1fb623 2551check_cflags -Wno-pointer-sign
f4929996 2552check_cflags -Wcast-qual
9aceb3cf 2553check_cflags -Wwrite-strings
652a5bf6 2554check_cflags -Wtype-limits
764551c6 2555check_cflags -Wundef
5af4e0cc 2556enabled extra_warnings && check_cflags -Winline
cf9d24ad 2557
57bd82d4 2558# add some linker flags
5c0e9479 2559check_ldflags -Wl,--warn-common
8351d2ba
DB
2560check_ldflags -Wl,--as-needed
2561check_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 2562check_ldflags -Wl,-Bsymbolic
94a3401e 2563
bd2216e4
MR
2564if enabled small; then
2565 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2566 optimizations="small"
2567elif enabled optimizations; then
629687f6 2568 if enabled xlc; then
0f010b2f
DB
2569 add_cflags -O5
2570 add_ldflags -O5
03279bbe
MK
2571 elif enabled suncc; then
2572 add_cflags -O5
df442a8d
MR
2573 elif enabled ccc; then
2574 add_cflags -fast
cf9d24ad 2575 else
0f010b2f 2576 add_cflags -O3
cf9d24ad 2577 fi
cddf3f45 2578fi
11fdbc44 2579check_cflags -fno-math-errno
b2eb2ff0 2580check_cflags -fno-signed-zeros
cddf3f45 2581
629687f6 2582if enabled icc; then
b1598b58
MR
2583 # Just warnings, no remarks
2584 check_cflags -w1
2585 # -wd: Disable following warnings
2586 # 144, 167, 556: -Wno-pointer-sign
2587 # 10006: ignoring unknown option -fno-signed-zeros
2588 # 10156: ignoring option '-W'; no argument required
2589 check_cflags -wd144,167,556,10006,10156
2590 # 11030: Warning unknown option --as-needed
2591 # 10156: ignoring option '-export'; no argument required
2592 check_ldflags -wd10156,11030
2593 # Allow to compile with optimizations
2594 check_ldflags -march=$cpu
be2cf98a
CEH
2595 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2596 enable ebp_available
df442a8d
MR
2597elif enabled ccc; then
2598 # disable some annoying warnings
2599 add_cflags -msg_disable cvtu32to64
2600 add_cflags -msg_disable embedcomment
2601 add_cflags -msg_disable needconstext
2602 add_cflags -msg_disable nomainieee
2603 add_cflags -msg_disable ptrmismatch1
2604 add_cflags -msg_disable unreachcode
973859f5
MR
2605elif enabled gcc; then
2606 check_cflags -fno-tree-vectorize
06da6943
DC
2607elif enabled clang; then
2608 check_cflags -Qunused-arguments
504a64b9
CEH
2609fi
2610
90be59ef 2611if enabled gprof; then
0f010b2f
DB
2612 add_cflags -p
2613 add_ldflags -p
1db54e20
DB
2614fi
2615
7f3c02fc 2616# Find out if the .align argument is a power of two or not.
9377b6ce 2617check_asm asmalign_pot '".align 3"'
4454dc1b 2618
7483e694
DB
2619enabled_any $DECODER_LIST && enable decoders
2620enabled_any $ENCODER_LIST && enable encoders
5666fd73 2621enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2622enabled_any $BSF_LIST && enable bsfs
2623enabled_any $DEMUXER_LIST && enable demuxers
2624enabled_any $MUXER_LIST && enable muxers
f7679c54 2625enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2626enabled_any $INDEV_LIST && enable indevs
2627enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2628enabled_any $PROTOCOL_LIST && enable protocols
2629
2630enabled_any $THREADS_LIST && enable threads
2631
2632check_deps $CONFIG_LIST \
b6bb00b0 2633 $CONFIG_EXTRA \
7483e694
DB
2634 $HAVE_LIST \
2635 $DECODER_LIST \
2636 $ENCODER_LIST \
5666fd73 2637 $HWACCEL_LIST \
7483e694
DB
2638 $PARSER_LIST \
2639 $BSF_LIST \
2640 $DEMUXER_LIST \
2641 $MUXER_LIST \
f7679c54 2642 $FILTER_LIST \
7483e694
DB
2643 $INDEV_LIST \
2644 $OUTDEV_LIST \
2645 $PROTOCOL_LIST \
f70f03f6 2646
3e89171a 2647echo "install prefix $prefix"
f36958f8
DB
2648echo "source path $source_path"
2649echo "C compiler $cc"
bfd5afd8 2650echo ".align is power-of-two $asmalign_pot"
f36958f8 2651echo "ARCH $arch ($cpu)"
ce8871c2
MR
2652if test "$build_suffix" != ""; then
2653 echo "build suffix $build_suffix"
eb94aca9 2654fi
ac63af34
DB
2655if test "$extra_version" != ""; then
2656 echo "version string suffix $extra_version"
2657fi
0db2ce77 2658echo "big-endian ${bigendian-no}"
e90f5b5a 2659echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2660if enabled x86; then
af44e8e4 2661 echo "yasm ${yasm-no}"
0db2ce77 2662 echo "MMX enabled ${mmx-no}"
30e98e62 2663 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2664 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2665 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2666 echo "SSE enabled ${sse-no}"
30e98e62 2667 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2668 echo "CMOV enabled ${cmov-no}"
2669 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2670 echo "EBX available ${ebx_available-no}"
2671 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2672 echo "10 operands supported ${ten_operands-no}"
e41e8342 2673fi
5b6c2cbd 2674if enabled arm; then
0db2ce77
MR
2675 echo "ARMv5TE enabled ${armv5te-no}"
2676 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2677 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2678 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2679 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2680 echo "NEON enabled ${neon-no}"
eba9ae3c 2681fi
5b6c2cbd 2682if enabled mips; then
0db2ce77 2683 echo "MMI enabled ${mmi-no}"
e41e8342 2684fi
5b6c2cbd 2685if enabled ppc; then
0db2ce77 2686 echo "AltiVec enabled ${altivec-no}"
30e98e62 2687 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2688 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2689 echo "performance report ${powerpc_perf-no}"
2690fi
2691if enabled sparc; then
2692 echo "VIS enabled ${vis-no}"
e41e8342 2693fi
0db2ce77
MR
2694echo "gprof enabled ${gprof-no}"
2695echo "debug symbols ${debug-no}"
87a0fb62 2696echo "strip symbols ${stripping-no}"
8400d6b8 2697echo "optimizations ${optimizations-no}"
0db2ce77
MR
2698echo "static ${static-no}"
2699echo "shared ${shared-no}"
4a24ab64 2700echo "postprocessing support ${postproc-no}"
f7679c54 2701echo "new filter support ${avfilter-no}"
81124ba0 2702echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2703echo "network support ${network-no}"
90be59ef 2704if enabled network; then
0db2ce77 2705 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2706fi
0db2ce77
MR
2707echo "threading support ${thread_type-no}"
2708echo "SDL support ${sdl-no}"
90be59ef 2709if enabled sdl_too_old; then
bfd5afd8
DB
2710 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2711fi
0db2ce77
MR
2712echo "Sun medialib support ${mlib-no}"
2713echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2714echo "libdc1394 support ${libdc1394-no}"
690bfceb 2715echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2716echo "libfaac enabled ${libfaac-no}"
2717echo "libfaad enabled ${libfaad-no}"
7e0871a7 2718echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2719echo "libgsm enabled ${libgsm-no}"
2720echo "libmp3lame enabled ${libmp3lame-no}"
2721echo "libnut enabled ${libnut-no}"
0b175caa
DB
2722echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2723echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2724echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2725echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2726echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2727echo "libtheora enabled ${libtheora-no}"
2728echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2729echo "libx264 enabled ${libx264-no}"
2730echo "libxvid enabled ${libxvid-no}"
0db2ce77 2731echo "zlib enabled ${zlib-no}"
f402916e 2732echo "bzlib enabled ${bzlib-no}"
2c62e737 2733echo
de6d9b64 2734
5666fd73 2735for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2736 echo "Enabled ${type}s:"
f65c9da1 2737 eval list=\$$(toupper $type)_LIST
8138b9db 2738 for part in $list; do
f65c9da1
MR
2739 enabled $part && echo ${part%_*}
2740 done | sort | pr -3 -t
2741 echo
8138b9db
RP
2742done
2743
ba7a7039 2744license="LGPL version 2.1 or later"
ba321adb 2745if enabled nonfree; then
ba7a7039 2746 license="nonfree and unredistributable"
9cad0e4e
DB
2747elif enabled gplv3; then
2748 license="GPL version 3 or later"
2749elif enabled lgplv3; then
2750 license="LGPL version 3 or later"
ba321adb 2751elif enabled gpl; then
ba7a7039 2752 license="GPL version 2 or later"
ba321adb
JK
2753fi
2754
2755echo "License: $license"
ca5323af 2756
cf1392e9
DB
2757echo "Creating config.mak and config.h..."
2758
ad212cc6
MR
2759enabled stripping || strip="echo skipping strip"
2760
173c983b
MR
2761cat > config.mak <<EOF
2762# Automatically generated by configure - do not modify!
2763ifndef FFMPEG_CONFIG_MAK
2764FFMPEG_CONFIG_MAK=1
2765FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2766prefix=$prefix
2767LIBDIR=\$(DESTDIR)$libdir
2768SHLIBDIR=\$(DESTDIR)$shlibdir
2769INCDIR=\$(DESTDIR)$incdir
2770BINDIR=\$(DESTDIR)$bindir
2771DATADIR=\$(DESTDIR)$datadir
2772MANDIR=\$(DESTDIR)$mandir
2773SRC_PATH="$source_path"
2774SRC_PATH_BARE=$source_path
2775BUILD_ROOT="$PWD"
2776ARCH=$arch
2777CC=$cc
2778AS=$as
2779LD=$ld
2780DEPCC=$dep_cc
2781YASM=$yasmexe
2782AR=$ar
2783RANLIB=$ranlib
2784LN_S=$ln_s
2785STRIP=$strip
2786CPPFLAGS=$CPPFLAGS
2787CFLAGS=$CFLAGS
2788ASFLAGS=$ASFLAGS
2789CC_O=$CC_O
2790LDFLAGS=$LDFLAGS
2791FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2792SHFLAGS=$SHFLAGS
2793YASMFLAGS=$YASMFLAGS
2794BUILDSUF=$build_suffix
2795FULLNAME=$FULLNAME
2796LIBPREF=$LIBPREF
2797LIBSUF=$LIBSUF
2798LIBNAME=$LIBNAME
2799SLIBPREF=$SLIBPREF
2800SLIBSUF=$SLIBSUF
2801EXESUF=$EXESUF
2802EXTRA_VERSION=$extra_version
2803DEPFLAGS=$DEPFLAGS
2804CCDEP=$CCDEP
2805ASDEP=$ASDEP
2806CC_DEPFLAGS=$CC_DEPFLAGS
2807AS_DEPFLAGS=$AS_DEPFLAGS
2808HOSTCC=$host_cc
2809HOSTCFLAGS=$host_cflags
2810HOSTEXESUF=$HOSTEXESUF
2811HOSTLDFLAGS=$host_ldflags
2812HOSTLIBS=$host_libs
2813TARGET_EXEC=$target_exec
2814TARGET_PATH=$target_path
2815SDL_LIBS=$sdl_libs
2816SDL_CFLAGS=$sdl_cflags
2817LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2818EXTRALIBS=$extralibs
2819EOF
5a872801 2820
719c8e00
MR
2821get_version(){
2822 name=$1
2823 file=$source_path/$2
147e7692
MR
2824 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2825 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2826 lcname=$(tolower $name)
2827 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2828 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2829}
2830
147e7692
MR
2831get_version LIBSWSCALE libswscale/swscale.h
2832get_version LIBPOSTPROC libpostproc/postprocess.h
2833get_version LIBAVCODEC libavcodec/avcodec.h
2834get_version LIBAVDEVICE libavdevice/avdevice.h
2835get_version LIBAVFORMAT libavformat/avformat.h
2836get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2837get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2838
173c983b
MR
2839enabled shared && cat >> config.mak <<EOF
2840LIBTARGET=${LIBTARGET}
2841SLIBNAME=${SLIBNAME}
2842SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2843SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2844SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2845SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2846SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2847SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2848EOF
523ef551 2849
173c983b
MR
2850enabled asmalign_pot || align_shift="1 <<"
2851
2852cat > $TMPH <<EOF
2853/* Automatically generated by configure - do not modify! */
2854#ifndef FFMPEG_CONFIG_H
2855#define FFMPEG_CONFIG_H
2856#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2857#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2858#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2859#define CC_TYPE "$cc_type"
2860#define CC_VERSION $cc_version
2861#define restrict $_restrict
2862#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2863#define EXTERN_PREFIX "${extern_prefix}"
2864#define EXTERN_ASM ${extern_prefix}
2865EOF
523ef551
DB
2866
2867if enabled small || disabled optimizations; then
2868 echo "#define av_always_inline" >> $TMPH
2869fi
2870
3d907e22
MR
2871print_config ARCH_ $TMPH config.mak $ARCH_LIST
2872print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2873print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2874 $CONFIG_EXTRA \
7483e694
DB
2875 $DECODER_LIST \
2876 $ENCODER_LIST \
5666fd73 2877 $HWACCEL_LIST \
7483e694
DB
2878 $PARSER_LIST \
2879 $BSF_LIST \
2880 $DEMUXER_LIST \
2881 $MUXER_LIST \
f7679c54 2882 $FILTER_LIST \
7483e694
DB
2883 $PROTOCOL_LIST \
2884 $INDEV_LIST \
2885 $OUTDEV_LIST \
8ac17293 2886
9c05103f 2887echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2888echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2889
b7860763 2890# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2891cmp -s $TMPH config.h &&
2892 echo "config.h is unchanged" ||
2893 mv -f $TMPH config.h
3d204385 2894
165af439 2895# build tree in object directory if source path is different from current one
90be59ef 2896if enabled source_path_used; then
b767b9cd
MR
2897 DIRS="
2898 doc
2899 libavcodec
2900 libavcodec/$arch
2901 libavdevice
2902 libavfilter
2903 libavformat
2904 libavutil
2905 libavutil/$arch
2906 libpostproc
2907 libswscale
2908 libswscale/$arch
2909 tests
2910 tools
2911 "
2912 FILES="
2913 Makefile
2914 common.mak
2915 subdir.mak
2916 doc/texi2pod.pl
2917 libavcodec/Makefile
2918 libavdevice/Makefile
2919 libavfilter/Makefile
2920 libavformat/Makefile
2921 libavutil/Makefile
2922 libpostproc/Makefile
2923 libswscale/Makefile
2924 "
165af439 2925 for dir in $DIRS ; do
7483e694 2926 mkdir -p $dir
165af439
MR
2927 done
2928 for f in $FILES ; do
20369773 2929 $ln_s "$source_path/$f" $f
165af439
MR
2930 done
2931fi
def4272a 2932
def4272a 2933
d0674868 2934# build pkg-config files
def4272a 2935
d0674868
DB
2936pkgconfig_generate(){
2937name=$1
b0dfd108 2938shortname=${name#lib}${build_suffix}
d0674868
DB
2939comment=$2
2940version=$3
2941libs=$4
2942requires=$5
25cd5cb3 2943cat <<EOF > $name/$name.pc
3e89171a 2944prefix=$prefix
a94e666c 2945exec_prefix=\${prefix}
f2b7382c 2946libdir=$libdir
7622778e 2947includedir=$incdir
def4272a 2948
d0674868
DB
2949Name: $name
2950Description: $comment
2951Version: $version
8cd6b388 2952Requires: $(enabled shared || echo $requires)
5dcfe9f8 2953Requires.private: $(enabled shared && echo $requires)
def4272a 2954Conflicts:
8cd6b388 2955Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2956Libs.private: $(enabled shared && echo $libs)
76a448ed 2957Cflags: -I\${includedir}
def4272a 2958EOF
25cd5cb3 2959cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2960prefix=
2961exec_prefix=
46d1ff83 2962libdir=\${pcfiledir}
1d44d365 2963includedir=${source_path}
def4272a 2964
d0674868
DB
2965Name: $name
2966Description: $comment
2967Version: $version
2968Requires: $requires
def4272a 2969Conflicts:
12701f6e 2970Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2971Cflags: -I\${includedir}
2972EOF
d0674868 2973}
def4272a 2974
e426941d 2975pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2976pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2977pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2978pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2979enabled avfilter &&
46983309 2980 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2981enabled postproc &&
e426941d 2982 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2983pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"