Support uncompressed ("Resolution 1:1") Avid AVI Codec, (partially) fixes issue 1474.
[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
e155a21a
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 "$logfile" produced by configure as this will help
273solving the problem.
2ba042a7
MR
274EOF
275 fi
57bd82d4
MR
276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | 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"
799c9e9b 453
c510c7b5
MR
454 pushvar cfg dep_all dep_any dep_sel dep_sgs
455 check_deps $dep_all $dep_any $dep_sel $dep_sgs
456 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 457
6a702d4c
MR
458 enabled_all $dep_all || disable $cfg
459 enabled_any $dep_any || disable $cfg
7ef3425f 460 disabled_any $dep_sel && disable $cfg
799c9e9b 461
4ec45764
RP
462 if enabled $cfg; then
463 eval dep_extralibs="\$${cfg}_extralibs"
464 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 465 enable_deep $dep_sel
c510c7b5 466 enable_deep_weak $dep_sgs
4ec45764
RP
467 fi
468
799c9e9b 469 disable ${cfg}_checking
30fd06be
MR
470 done
471}
472
44161118
MR
473print_config(){
474 pfx=$1
475 header=$2
476 makefile=$3
477 shift 3
478 for cfg; do
5e622c40 479 ucname="$(toupper $cfg)"
44161118 480 if enabled $cfg; then
3d907e22 481 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
482 echo "${pfx}${ucname}=yes" >> $makefile
483 else
b250f9c6 484 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
485 fi
486 done
57bd82d4
MR
487}
488
489flags_saved(){
2270b4b2 490 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
491}
492
dcd479c0 493save_flags(){
57bd82d4 494 flags_saved && return
dcd479c0
MR
495 SAVE_CFLAGS="$CFLAGS"
496 SAVE_LDFLAGS="$LDFLAGS"
497 SAVE_extralibs="$extralibs"
498}
499
500restore_flags(){
f5d28d10 501 flags_saved || return
dcd479c0
MR
502 CFLAGS="$SAVE_CFLAGS"
503 LDFLAGS="$SAVE_LDFLAGS"
504 extralibs="$SAVE_extralibs"
505 unset SAVE_CFLAGS
506 unset SAVE_LDFLAGS
507 unset SAVE_extralibs
508}
509
510temp_cflags(){
511 save_flags
512 CFLAGS="$CFLAGS $*"
513}
514
515temp_ldflags(){
516 save_flags
517 LDFLAGS="$LDFLAGS $*"
518}
519
520temp_extralibs(){
521 save_flags
522 extralibs="$extralibs $*"
523}
524
57bd82d4
MR
525append(){
526 var=$1
527 shift
528 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
529 eval "$var=\"\$$var $*\""
530}
531
50a334e4 532add_cppflags(){
caf458dd 533 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
534}
535
57bd82d4 536add_cflags(){
caf458dd 537 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
538}
539
2f2e6c7c 540add_asflags(){
caf458dd 541 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
542}
543
57bd82d4
MR
544add_ldflags(){
545 append LDFLAGS "$@"
546}
547
548add_extralibs(){
549 append extralibs "$@"
550}
551
b0cfb663 552check_cmd(){
b3cb5d51 553 log "$@"
2270b4b2 554 "$@" >> $logfile 2>&1
b0cfb663
MR
555}
556
dcd479c0 557check_cc(){
57bd82d4 558 log check_cc "$@"
2270b4b2 559 cat > $TMPC
720c69da 560 log_file $TMPC
50a334e4 561 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
562}
563
564check_cpp(){
565 log check_cpp "$@"
2270b4b2 566 cat > $TMPC
720c69da 567 log_file $TMPC
9e7f3277 568 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
569}
570
f65883c8
MR
571check_as(){
572 log check_as "$@"
573 cat > $TMPC
574 log_file $TMPC
2f2e6c7c 575 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
576}
577
940f335a
MR
578check_asm(){
579 log check_asm "$@"
580 name="$1"
581 asm="$2"
582 shift 2
49214f61
MR
583 disable $name
584 check_as "$@" <<EOF && enable $name
124c21d7 585void foo(void){ __asm__ volatile($asm); }
940f335a
MR
586EOF
587}
588
304d586d
LM
589check_yasm(){
590 log check_yasm "$@"
591 echo "$1" > $TMPS
592 log_file $TMPS
593 shift 1
594 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
595}
596
dcd479c0 597check_ld(){
57bd82d4 598 log check_ld "$@"
0607887f 599 check_cc || return
3155a644
MR
600 flags=''
601 libs=''
602 for f; do
603 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
604 done
684b28e0 605 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
606}
607
50a334e4
MR
608check_cppflags(){
609 log check_cppflags "$@"
caf458dd
MR
610 set -- $($filter_cppflags "$@")
611 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
612int x;
613EOF
614}
615
dcd479c0 616check_cflags(){
57bd82d4 617 log check_cflags "$@"
caf458dd
MR
618 set -- $($filter_cflags "$@")
619 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
620int x;
621EOF
622}
623
624check_ldflags(){
57bd82d4
MR
625 log check_ldflags "$@"
626 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 627int main(void){ return 0; }
dcd479c0
MR
628EOF
629}
630
631check_header(){
57bd82d4 632 log check_header "$@"
dcd479c0
MR
633 header=$1
634 shift
b77df637
MR
635 disable_safe $header
636 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
637#include <$header>
638int x;
639EOF
640}
641
642check_func(){
57bd82d4 643 log check_func "$@"
dcd479c0
MR
644 func=$1
645 shift
d8bc5f06
MR
646 disable $func
647 check_ld "$@" <<EOF && enable $func
dcd479c0 648extern int $func();
c23a0ac8 649int main(void){ $func(); }
dcd479c0
MR
650EOF
651}
652
2446d3d6
DB
653check_func_headers(){
654 log check_func_headers "$@"
f8d7b072
MR
655 headers=$1
656 func=$2
657 shift 2
658 disable $func
659 incs=""
660 for hdr in $headers; do
661 incs="$incs
662#include <$hdr>"
663 done
cd0d9a9d 664 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 665$incs
d6773f56 666int main(int argc, char **argv){
2b2c2a81 667 return (long) $func;
f8d7b072
MR
668}
669EOF
670}
671
a5344cf7
SS
672check_cpp_condition(){
673 log check_cpp_condition "$@"
674 header=$1
675 condition=$2
676 check_cpp <<EOF
677#include <$header>
678#if !($condition)
679#error "unsatisfied condition: $condition"
680#endif
681EOF
682}
683
57bd82d4
MR
684check_lib(){
685 log check_lib "$@"
686 header="$1"
687 func="$2"
688 shift 2
fcfcde17
MR
689 temp_extralibs "$@"
690 check_header $header && check_func $func && add_extralibs "$@"
691 err=$?
692 restore_flags
693 return $err
57bd82d4
MR
694}
695
f8d7b072
MR
696check_lib2(){
697 log check_lib2 "$@"
698 headers="$1"
699 func="$2"
700 shift 2
701 temp_extralibs "$@"
2446d3d6 702 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
703 err=$?
704 restore_flags
705 return $err
706}
707
dcd479c0 708check_exec(){
2270b4b2 709 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
710}
711
7dfef245 712check_exec_crash(){
5e622c40 713 code=$(cat)
7dfef245
MR
714
715 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
716 # are safe but may not be available everywhere. Thus we use
717 # raise(SIGTERM) instead. The check is run in a subshell so we
718 # can redirect the "Terminated" message from the shell. SIGBUS
719 # is not defined by standard C so it is used conditionally.
720
2270b4b2 721 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
722#include <signal.h>
723static void sighandler(int sig){
724 raise(SIGTERM);
725}
e5af4a11 726int main(void){
7dfef245
MR
727 signal(SIGILL, sighandler);
728 signal(SIGFPE, sighandler);
729 signal(SIGSEGV, sighandler);
730#ifdef SIGBUS
731 signal(SIGBUS, sighandler);
732#endif
733 { $code }
734}
735EOF
736}
737
72be9e73
DY
738check_type(){
739 log check_type "$@"
740 headers=$1
741 type=$2
742 shift 2
ae550ce9 743 disable_safe "$type"
72be9e73
DY
744 incs=""
745 for hdr in $headers; do
746 incs="$incs
747#include <$hdr>"
748 done
ae550ce9 749 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
750$incs
751$type v;
752EOF
753}
754
57bd82d4
MR
755require(){
756 name="$1"
757 header="$2"
758 func="$3"
759 shift 3
760 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
761}
762
f8d7b072
MR
763require2(){
764 name="$1"
765 headers="$2"
766 func="$3"
767 shift 3
768 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
769}
770
eea50282
MR
771check_foo_config(){
772 cfg=$1
773 pkg=$2
774 header=$3
775 func=$4
776 shift 4
777 disable $cfg
778 check_cmd ${pkg}-config --version
779 err=$?
780 if test "$err" = 0; then
5e622c40
DB
781 temp_cflags $(${pkg}-config --cflags)
782 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
783 check_lib "$@" $header $func && enable $cfg
784 fi
785 return $err
786}
787
f0125de9
MR
788check_host_cc(){
789 log check_host_cc "$@"
790 cat > $TMPC
791 log_file $TMPC
792 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
793}
794
795check_host_cflags(){
796 log check_host_cflags "$@"
797 check_host_cc "$@" <<EOF && append host_cflags "$@"
798int x;
799EOF
800}
801
c505dd31
MR
802apply(){
803 file=$1
804 shift
805 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
806}
807
dcd61286
DB
808# CONFIG_LIST contains configurable options, while HAVE_LIST is for
809# system-dependent things.
810
4a0d6686
AJ
811COMPONENT_LIST="
812 bsfs
813 decoders
814 demuxers
815 encoders
3cde40aa 816 filters
5666fd73 817 hwaccels
c552605c 818 indevs
4a0d6686 819 muxers
c552605c 820 outdevs
4a0d6686
AJ
821 parsers
822 protocols
823"
824
825CONFIG_LIST="
826 $COMPONENT_LIST
e8ed9b7a 827 aandct
f7679c54
VS
828 avfilter
829 avfilter_lavf
c88f5d72
MR
830 avisynth
831 beos_netserver
f402916e 832 bzlib
c73f65d9 833 doc
27a9466b 834 fastdiv
c88f5d72
MR
835 ffmpeg
836 ffplay
837 ffserver
1848f7d9 838 fft
4f034993 839 golomb
c88f5d72 840 gpl
ecfc4f44 841 gprof
d8d0d0b2 842 gray
3abe5fbd 843 hardcoded_tables
c88f5d72 844 ipv6
f7b8bffe 845 libdc1394
690bfceb 846 libdirac
2eed5a46
DB
847 libfaac
848 libfaad
849 libfaadbin
c88f5d72 850 libgsm
6ebe07fb 851 libmp3lame
c88f5d72 852 libnut
0b175caa
DB
853 libopencore_amrnb
854 libopencore_amrwb
9a77d59a 855 libopenjpeg
f7cd9eed 856 libschroedinger
ae14f311 857 libspeex
150d2772 858 libtheora
c88f5d72 859 libvorbis
1cc60c47
DB
860 libx264
861 libxvid
f4d608e3 862 lpc
47a158cb 863 mdct
c88f5d72 864 memalign_hack
a8150374 865 mlib
c88f5d72
MR
866 mpegaudio_hp
867 network
3fe142e2 868 nonfree
8a3c8627 869 pic
4a24ab64 870 postproc
2b4c3615 871 powerpc_perf
68602540 872 rdft
e90f5b5a 873 runtime_cpudetect
2e35e684 874 shared
bd2216e4 875 small
2e35e684 876 static
a9ddb5b1 877 swscale_alpha
17492d5e
DB
878 vaapi
879 vdpau
9cad0e4e 880 version3
56a059ac 881 x11grab
c88f5d72 882 zlib
4a0d6686 883"
c88f5d72 884
8eee7025
DB
885THREADS_LIST='
886 beosthreads
d22e8442 887 os2threads
8eee7025
DB
888 pthreads
889 w32threads
890'
891
3f5b56e5
MR
892ARCH_LIST='
893 alpha
a2fc0f6a 894 arm
fdcd782d
MR
895 avr32
896 avr32_ap
897 avr32_uc
3f5b56e5
MR
898 bfin
899 ia64
900 m68k
901 mips
bae3abb0 902 mips64
3f5b56e5 903 parisc
79cb09b2 904 ppc
34d11b87 905 ppc64
3f5b56e5
MR
906 s390
907 sh4
908 sparc
909 sparc64
910 x86
911 x86_32
912 x86_64
913'
914
915ARCH_EXT_LIST='
1ac9331a 916 altivec
3bf96eec 917 amd3dnow
a1ef9f08 918 amd3dnowext
1ac9331a 919 armv5te
edab3048 920 armv6
ab5cb084 921 armv6t2
f55b299a 922 armvfp
3f5b56e5
MR
923 iwmmxt
924 mmi
925 mmx
d7f0920b 926 mmx2
6b18d278 927 neon
799fde37 928 ppc4xx
1bb04d5a 929 sse
9eeed841 930 ssse3
bd9d34a0 931 vis
3f5b56e5
MR
932'
933
934HAVE_LIST="
935 $ARCH_EXT_LIST
936 $THREADS_LIST
35fd8122 937 alsa_asoundlib_h
3f5b56e5 938 altivec_h
c9fdab0d 939 arpa_inet_h
e7ea5e3d 940 attribute_packed
08a85a59 941 bigendian
6bd859d6 942 bswap
ecf97f22 943 closesocket
1ac9331a 944 cmov
e16e49ac 945 conio_h
c88f5d72 946 dcbzl
f8aa696f
DB
947 dev_bktr_ioctl_bt848_h
948 dev_bktr_ioctl_meteor_h
949 dev_ic_bt8xx_h
950 dev_video_meteor_ioctl_meteor_h
951 dev_video_bktr_ioctl_bt848_h
18b67ae5 952 dlfcn_h
c88f5d72 953 dlopen
bc574408 954 dos_paths
245626d0
DB
955 ebp_available
956 ebx_available
c2a29455 957 fast_64bit
7073e9fc 958 fast_cmov
7b829d2a 959 fast_unaligned
9d99cc5a 960 fork
84882df6 961 getaddrinfo
da9e86f8 962 gethrtime
4e68cb8a 963 GetProcessTimes
66be5b45 964 getrusage
2e1913b1 965 inet_aton
61d251db 966 inline_asm
abfc8d05 967 isatty
9f5ff83f 968 ldbrx
0b4a1821
AS
969 libdc1394_1
970 libdc1394_2
a33cab3a 971 llrint
291fd18a 972 log2
85dd97ad 973 loongson
a33cab3a 974 lrint
c88f5d72 975 lrintf
e4673692 976 lzo1x_999_compress
f8aa696f
DB
977 machine_ioctl_bt848_h
978 machine_ioctl_meteor_h
c88f5d72
MR
979 malloc_h
980 memalign
6ffa87d3 981 mkstemp
b4e806b2 982 pld
1f91cdce 983 posix_memalign
a33cab3a
MK
984 round
985 roundf
c88f5d72
MR
986 sdl
987 sdl_video_size
b507ebd1 988 setmode
72be9e73 989 socklen_t
deb29777 990 soundcard_h
f8cda19e 991 poll_h
c0018613 992 struct_addrinfo
33a4dbdd 993 struct_sockaddr_storage
b58412f1 994 sys_mman_h
b091aa44 995 sys_resource_h
81644c2e 996 sys_select_h
deb29777 997 sys_soundcard_h
1b6e8b73 998 sys_videoio_h
d3a4b4e0 999 ten_operands
e16e49ac 1000 termios_h
b265431e 1001 threads
7b04b8a0 1002 truncf
ce742de2 1003 vfp_args
7c5bfe7a 1004 VirtualAlloc
6ff3f3e7 1005 winsock2_h
cc078b5d 1006 xform_asm
304d586d 1007 yasm
0cb78cef 1008"
44161118 1009
b6bb00b0
MR
1010# options emitted with CONFIG_ prefix but not available on command line
1011CONFIG_EXTRA="
9cad0e4e
DB
1012 gplv3
1013 lgplv3
b6bb00b0
MR
1014"
1015
520cc7f1 1016CMDLINE_SELECT="
3f5b56e5 1017 $ARCH_EXT_LIST
520cc7f1 1018 $CONFIG_LIST
8eee7025 1019 $THREADS_LIST
db6107b6 1020 cross_compile
520cc7f1
MR
1021 debug
1022 extra_warnings
8c6afa4d 1023 logging
d2bbb2f7 1024 optimizations
87a0fb62 1025 stripping
7595a5e4 1026 yasm
520cc7f1 1027"
426be5dc
DB
1028
1029PATHS_LIST='
d156bede 1030 bindir
14a8acf1 1031 datadir
26759c44
MR
1032 incdir
1033 libdir
26759c44
MR
1034 mandir
1035 prefix
1036 shlibdir
426be5dc
DB
1037'
1038
1039CMDLINE_SET="
1040 $PATHS_LIST
1041 arch
313c46a6 1042 as
426be5dc
DB
1043 build_suffix
1044 cc
1045 cpu
1046 cross_prefix
50567afa 1047 dep_cc
ac63af34 1048 extra_version
9da6609f
MR
1049 host_cc
1050 host_cflags
1051 host_ldflags
1052 host_libs
82bb3329 1053 host_os
684b28e0 1054 ld
426be5dc 1055 logfile
89641463 1056 nm
26759c44 1057 source_path
c5200f17
MR
1058 sysinclude
1059 sysroot
a7ada2ba 1060 target_exec
26759c44 1061 target_os
a7ada2ba 1062 target_path
426be5dc 1063"
520cc7f1 1064
89f2932b
MR
1065CMDLINE_APPEND="
1066 extra_cflags
1067"
1068
912f3148
DB
1069# code dependency declarations
1070
9eeed841 1071# architecture extensions
79cb09b2 1072altivec_deps="ppc"
3bf96eec 1073amd3dnow_deps="mmx"
a1ef9f08 1074amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1075armv5te_deps="arm"
1076armv6_deps="arm"
ab5cb084 1077armv6t2_deps="arm"
a2fc0f6a
MR
1078armvfp_deps="arm"
1079iwmmxt_deps="arm"
e241ba14 1080mmi_deps="mips"
9eeed841 1081mmx_deps="x86"
75aa95a6 1082mmx2_deps="mmx"
a2fc0f6a 1083neon_deps="arm"
799fde37 1084ppc4xx_deps="ppc"
75aa95a6
DB
1085sse_deps="mmx"
1086ssse3_deps="sse"
bd9d34a0 1087vis_deps="sparc"
9eeed841 1088
89e053f8 1089need_memalign="altivec neon sse"
6fec122a 1090inline_asm_deps="!tms470"
89e053f8 1091
5666fd73 1092# decoders / encoders / hardware accelerators
f1e94694 1093aac_decoder_select="fft mdct aac_parser"
84c04e25 1094aac_encoder_select="fft mdct"
5b423887 1095ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1096alac_encoder_select="lpc"
47a158cb 1097atrac3_decoder_select="fft mdct"
4f034993 1098cavs_decoder_select="golomb"
47a158cb 1099cook_decoder_select="fft mdct"
2eef7c62 1100cscd_decoder_suggest="zlib"
47a158cb 1101dca_decoder_select="fft mdct"
e8ed9b7a 1102dnxhd_encoder_select="aandct"
2eef7c62 1103dxa_decoder_select="zlib"
baf91bb9 1104eac3_decoder_select="ac3_decoder"
84c04e25 1105eamad_decoder_select="aandct"
e8ed9b7a 1106eatgq_decoder_select="aandct"
d52b39c7 1107eatqi_decoder_select="aandct"
4f034993
MR
1108ffv1_decoder_select="golomb"
1109flac_decoder_select="golomb"
f4d608e3 1110flac_encoder_select="golomb lpc"
2eef7c62
AJ
1111flashsv_decoder_select="zlib"
1112flashsv_encoder_select="zlib"
4414137e 1113flv_decoder_select="h263_decoder"
4d4b4bd1 1114flv_encoder_select="h263_encoder"
e8ed9b7a 1115h261_encoder_select="aandct"
7f647ae0 1116h263_decoder_select="h263_parser"
e8ed9b7a 1117h263_encoder_select="aandct"
ff418735 1118h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1119h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1120h263i_decoder_select="h263_decoder"
fe629c2d 1121h263p_encoder_select="h263_encoder"
4f034993 1122h264_decoder_select="golomb"
ff418735 1123h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1124h264_vaapi_hwaccel_select="vaapi"
711dae77 1125h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1126h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1127imc_decoder_select="fft mdct"
4f034993
MR
1128jpegls_decoder_select="golomb"
1129jpegls_encoder_select="golomb"
e8ed9b7a 1130ljpeg_encoder_select="aandct"
4f034993 1131loco_decoder_select="golomb"
e8ed9b7a 1132mjpeg_encoder_select="aandct"
2cca233b 1133mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1134mpeg1video_encoder_select="aandct"
1135mpeg2video_encoder_select="aandct"
4414137e 1136mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1137mpeg4_encoder_select="h263_encoder"
711dae77 1138mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1139mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1140mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1141mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1142mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1143mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1144mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1145mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1146mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1147mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1148mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1149mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1150msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1151msmpeg4v1_encoder_select="h263_encoder"
4414137e 1152msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1153msmpeg4v2_encoder_select="h263_encoder"
4414137e 1154msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1155msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1156nellymoser_decoder_select="fft mdct"
1157nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1158png_decoder_select="zlib"
1159png_encoder_select="zlib"
63cae55d 1160qdm2_decoder_select="fft mdct rdft"
a8beb22f 1161rv10_decoder_select="h263_decoder"
b2bf38b4 1162rv10_encoder_select="h263_encoder"
a8beb22f 1163rv20_decoder_select="h263_decoder"
b2bf38b4 1164rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1165rv30_decoder_select="golomb"
1166rv40_decoder_select="golomb"
4f034993
MR
1167shorten_decoder_select="golomb"
1168sonic_decoder_select="golomb"
1169sonic_encoder_select="golomb"
1170sonic_ls_encoder_select="golomb"
1171svq3_decoder_select="golomb"
bee2eac5 1172svq3_decoder_suggest="zlib"
4eef77c1 1173theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1174tiff_decoder_suggest="zlib"
1175tiff_encoder_suggest="zlib"
aec09a00 1176truehd_decoder_select="mlp_decoder"
2eef7c62 1177tscc_decoder_select="zlib"
f95bfab0 1178vc1_decoder_select="h263_decoder"
ff418735 1179vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1180vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1181vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1182vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1183vorbis_decoder_select="fft mdct"
1184vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1185vp6a_decoder_select="vp6_decoder"
1186vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1187wmav1_decoder_select="fft mdct"
1188wmav1_encoder_select="fft mdct"
1189wmav2_decoder_select="fft mdct"
1190wmav2_encoder_select="fft mdct"
f95bfab0 1191wmv1_decoder_select="h263_decoder"
665507aa 1192wmv1_encoder_select="h263_encoder"
f95bfab0 1193wmv2_decoder_select="h263_decoder"
1746e2a9 1194wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1195wmv3_decoder_select="vc1_decoder"
1196wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1197wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1198zlib_decoder_select="zlib"
1199zlib_encoder_select="zlib"
1200zmbv_decoder_select="zlib"
1201zmbv_encoder_select="zlib"
30fd06be 1202
28b80940
DB
1203# parsers
1204h264_parser_select="golomb"
1205
f1e94694
DB
1206# bitstream_filters
1207aac_adtstoasc_bsf_select="aac_parser"
1208
912f3148 1209# external libraries
1b71f045 1210libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1211libdirac_encoder_deps="libdirac"
c9171a83 1212libfaac_encoder_deps="libfaac"
69ddbd1d 1213libfaad_decoder_deps="libfaad"
4ec45764 1214libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1215libgsm_decoder_deps="libgsm"
1216libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1217libgsm_ms_decoder_deps="libgsm"
1218libgsm_ms_encoder_deps="libgsm"
1cc60c47 1219libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1220libopencore_amrnb_decoder_deps="libopencore_amrnb"
1221libopencore_amrnb_encoder_deps="libopencore_amrnb"
1222libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1223libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1224libschroedinger_decoder_deps="libschroedinger"
1225libschroedinger_encoder_deps="libschroedinger"
ae14f311 1226libspeex_decoder_deps="libspeex"
150d2772 1227libtheora_encoder_deps="libtheora"
b0caf888 1228libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1229libx264_encoder_deps="libx264"
1230libxvid_encoder_deps="libxvid"
30fd06be 1231
912f3148 1232# demuxers / muxers
03a76ba9 1233ac3_demuxer_deps="ac3_parser"
647c2356 1234asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1235avisynth_demuxer_deps="avisynth"
1236dirac_demuxer_deps="dirac_parser"
5b423887 1237eac3_demuxer_select="ac3_parser"
647c2356 1238ipod_muxer_select="mov_muxer"
4e622dea
SS
1239libnut_demuxer_deps="libnut"
1240libnut_muxer_deps="libnut"
647c2356 1241matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1242matroska_demuxer_suggest="zlib bzlib"
1243mov_demuxer_suggest="zlib"
1244mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1245mp4_muxer_select="mov_muxer"
1246mpegtsraw_demuxer_select="mpegts_demuxer"
1247mxf_d10_muxer_select="mxf_muxer"
24ca518b 1248ogg_demuxer_select="golomb"
647c2356 1249psp_muxer_select="mov_muxer"
4e622dea
SS
1250rtp_muxer_deps="network rtp_protocol"
1251rtsp_demuxer_deps="sdp_demuxer"
1252sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1253spdif_muxer_select="aac_parser"
647c2356
DB
1254tg2_muxer_select="mov_muxer"
1255tgp_muxer_select="mov_muxer"
6bdaa5f4 1256w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1257
1258# indevs / outdevs
38e54a75
SS
1259alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1260alsa_indev_extralibs="-lasound"
1261alsa_outdev_deps="alsa_asoundlib_h"
1262alsa_outdev_extralibs="-lasound"
1263audio_beos_indev_deps="audio_beos"
1264audio_beos_indev_extralibs="-lmedia -lbe"
1265audio_beos_outdev_deps="audio_beos"
1266audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1267bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1268dv1394_indev_deps="dv1394 dv_demuxer"
1269jack_indev_deps="jack_jack_h"
1270jack_indev_extralibs="-ljack"
1271libdc1394_indev_deps="libdc1394"
38e54a75
SS
1272oss_indev_deps_any="soundcard_h sys_soundcard_h"
1273oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1274v4l_indev_deps="linux_videodev_h"
1275v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1276vfwcap_indev_deps="capCreateCaptureWindow"
1277vfwcap_indev_extralibs="-lvfw32"
1278x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1279x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1280
912f3148 1281# protocols
3fff6382 1282gopher_protocol_deps="network"
c08fb000 1283http_protocol_deps="network"
cbf29889 1284rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1285rtp_protocol_deps="udp_protocol"
1286tcp_protocol_deps="network"
1287udp_protocol_deps="network"
1288
f7679c54 1289# filters
81124ba0 1290movie_filter_deps="avfilter_lavf"
f7679c54 1291
912f3148 1292# programs
fa859b4d 1293ffplay_deps="sdl"
6ad42348 1294ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1295ffserver_extralibs='$ldl'
a2830dca 1296
c73f65d9 1297doc_deps="texi2html"
912f3148 1298
de6d9b64 1299# default parameters
8a608357 1300
2ba042a7 1301logfile="config.err"
8a608357
MR
1302
1303# installation paths
c9d19248
MR
1304prefix_default="/usr/local"
1305bindir_default='${prefix}/bin'
14a8acf1 1306datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1307incdir_default='${prefix}/include'
1308libdir_default='${prefix}/lib'
1309mandir_default='${prefix}/share/man'
1310shlibdir_default="$libdir_default"
8a608357
MR
1311
1312# toolchain
11e6d03a 1313ar="ar"
13c7df3d 1314cc_default="gcc"
a3d7c197 1315cc_version=\"unknown\"
9da6609f 1316host_cc_default="gcc"
11e6d03a 1317ln_s="ln -sf"
89641463 1318nm_default="nm"
11e6d03a 1319objformat="elf"
be7109c1 1320ranlib="ranlib"
0f3cb305 1321strip="strip"
11e6d03a 1322yasmexe="yasm"
8a608357
MR
1323
1324# machine
5e622c40 1325arch=$(uname -m)
38d0a8aa 1326cpu="generic"
8a608357 1327
8a608357 1328# OS
4f854758 1329target_os=$(tolower $(uname -s))
82bb3329 1330host_os=$target_os
8a608357 1331
8a608357 1332# configurable options
497237c7 1333enable debug
c73f65d9 1334enable doc
aa033b1e 1335enable fastdiv
497237c7
RP
1336enable ffmpeg
1337enable ffplay
1338enable ffserver
1339enable ipv6
497237c7
RP
1340enable mpegaudio_hp
1341enable network
8400d6b8 1342enable optimizations
497237c7 1343enable protocols
530dc538 1344enable static
87a0fb62 1345enable stripping
a9ddb5b1 1346enable swscale_alpha
8a608357 1347
8a608357 1348# build settings
9987769a 1349SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1350FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1351LIBPREF="lib"
1352LIBSUF=".a"
c5f14466
RP
1353FULLNAME='$(NAME)$(BUILDSUF)'
1354LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1355SLIBPREF="lib"
1356SLIBSUF=".so"
c5f14466 1357SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1358SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1359SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1360LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1361
7e6c86e6
MR
1362CC_O='-o $@'
1363
f0125de9 1364host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1365host_libs='-lm'
1366
a7ada2ba
MR
1367target_path='.'
1368
0d7dca36
DB
1369# gcc stupidly only outputs the basename of targets with -MM, but we need the
1370# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1371DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1372DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1373
c597172e 1374# find source path
5e622c40 1375source_path="$(dirname "$0")"
497237c7 1376enable source_path_used
24524f36 1377if test -f configure; then
5e622c40 1378 source_path="$(pwd)"
497237c7 1379 disable source_path_used
c597172e 1380else
5e622c40 1381 source_path="$(cd "$source_path"; pwd)"
c597172e 1382 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1383 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1384 test -e "$source_path/config.h" &&
1385 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1386fi
1387
13cbe2c0 1388for v in "$@"; do
b04251c5
MR
1389 r=${v#*=}
1390 l=${v%"$r"}
1391 r=$(sh_quote "$r")
13cbe2c0
MR
1392 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1393done
c597172e 1394
73ef8980
MR
1395find_things(){
1396 thing=$1
1397 pattern=$2
1398 file=$source_path/$3
932ccf39 1399 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1400}
1401
1402ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1403DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1404HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1405PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1406BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1407MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1408DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1409OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1410INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1411PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1412FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1413
7483e694
DB
1414enable $ARCH_EXT_LIST \
1415 $DECODER_LIST \
1416 $ENCODER_LIST \
5666fd73 1417 $HWACCEL_LIST \
7483e694
DB
1418 $PARSER_LIST \
1419 $BSF_LIST \
1420 $DEMUXER_LIST \
1421 $MUXER_LIST \
f7679c54 1422 $FILTER_LIST \
7483e694
DB
1423 $PROTOCOL_LIST \
1424 $INDEV_LIST \
1425 $OUTDEV_LIST \
c597172e
MR
1426
1427die_unknown(){
1428 echo "Unknown option \"$1\"."
1429 echo "See $0 --help for available options."
1430 exit 1
1431}
1432
794f8e97 1433show_list() {
bf0c4afa
RP
1434 suffix=_$1
1435 shift
1436 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1437 exit 0
1438}
1439
c597172e 1440for opt do
7483e694
DB
1441 optval="${opt#*=}"
1442 case "$opt" in
0f010b2f 1443 --extra-ldflags=*) add_ldflags $optval
7483e694 1444 ;;
0f010b2f 1445 --extra-libs=*) add_extralibs $optval
7483e694 1446 ;;
8fb1cb58 1447 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1448 ;;
40bcf4c7
BL
1449 --enable-debug=*) debuglevel="$optval"
1450 ;;
7483e694 1451 --enable-*=*|--disable-*=*)
8b93ddc3 1452 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1453 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1454 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1455 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1456 $action $(filter "$name" $list)
7483e694
DB
1457 ;;
1458 --enable-?*|--disable-?*)
5e622c40 1459 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1460 if is_in $option $COMPONENT_LIST; then
fed5d54b 1461 test $action = disable && action=unset
e3773a55
MR
1462 eval $action \$$(toupper ${option%s})_LIST
1463 elif is_in $option $CMDLINE_SELECT; then
1464 $action $option
1465 else
1466 die_unknown $opt
1467 fi
7483e694
DB
1468 ;;
1469 --list-*)
1470 NAME="${opt#--list-}"
1471 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1472 NAME=${NAME%s}
1473 eval show_list $NAME \$$(toupper $NAME)_LIST
1474 ;;
1475 --help|-h) show_help
1476 ;;
1477 *)
884a36a7 1478 optname="${opt%%=*}"
26759c44
MR
1479 optname="${optname#--}"
1480 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1481 if is_in $optname $CMDLINE_SET; then
1482 eval $optname='$optval'
1483 elif is_in $optname $CMDLINE_APPEND; then
1484 append $optname "$optval"
1485 else
1486 die_unknown $opt
1487 fi
7483e694
DB
1488 ;;
1489 esac
c597172e
MR
1490done
1491
bcea99bb
MR
1492disabled logging && logfile=/dev/null
1493
13cbe2c0 1494echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1495set >> $logfile
1496
9da6609f
MR
1497test -n "$cross_prefix" && enable cross_compile
1498
adb2b908 1499ar="${cross_prefix}${ar}"
11e6d03a 1500cc_default="${cross_prefix}${cc_default}"
20e0ed95 1501nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1502ranlib="${cross_prefix}${ranlib}"
1503strip="${cross_prefix}${strip}"
1504
c5200f17
MR
1505sysinclude_default="${sysroot}/usr/include"
1506
75800dce 1507set_default cc nm sysinclude
9da6609f
MR
1508enabled cross_compile || host_cc_default=$cc
1509set_default host_cc
13c7df3d 1510
82bb3329
MR
1511exesuf() {
1512 case $1 in
1513 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1514 esac
1515}
1516
1517EXESUF=$(exesuf $target_os)
1518HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1519
e4e69e0b 1520# set temporary file name
a49d42c2 1521: ${TMPDIR:=$TEMPDIR}
c51fafa1 1522: ${TMPDIR:=$TMP}
a49d42c2 1523: ${TMPDIR:=/tmp}
e4e69e0b 1524
54460a83
MR
1525if ! check_cmd type mktemp; then
1526 # simple replacement for missing mktemp
1527 # NOT SAFE FOR GENERAL USE
1528 mktemp(){
1529 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1530 }
1531fi
1532
1533tmpfile(){
1534 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1535 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1536 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1537 append TMPFILES $tmp
1538 eval $1=$tmp
1539}
1540
1541trap 'rm -f -- $TMPFILES' EXIT
1542trap exit HUP INT TERM
1543
1544tmpfile TMPC .c
1545tmpfile TMPE $EXESUF
1546tmpfile TMPH .h
1547tmpfile TMPO .o
1548tmpfile TMPS .S
1549tmpfile TMPSH .sh
1550
1551unset -f mktemp
e4e69e0b 1552
993f2d0f
MR
1553# make sure we can execute files in $TMPDIR
1554cat > $TMPSH 2>> $logfile <<EOF
1555#! /bin/sh
1556EOF
1557chmod +x $TMPSH >> $logfile 2>&1
1558if ! $TMPSH >> $logfile 2>&1; then
1559 cat <<EOF
1560Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1561variable to another directory and make sure that it is not mounted noexec.
1562EOF
1563 die "Sanity test failed."
1564fi
993f2d0f 1565
19b4c628
MR
1566filter_cflags=echo
1567filter_cppflags=echo
1568filter_asflags=echo
1569
8f0c157a 1570if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1571 cc_type=gcc
a3d7c197 1572 cc_version=__VERSION__
aef6bd1b
MR
1573 if ! $cc -dumpversion | grep -q '^2\.'; then
1574 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1575 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1576 fi
629687f6
MR
1577elif $cc --version 2>/dev/null | grep -q Intel; then
1578 cc_type=icc
6e3fa35d 1579 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1580 CC_DEPFLAGS='-MMD'
1581 AS_DEPFLAGS='-MMD'
629687f6
MR
1582elif $cc -v 2>&1 | grep -q xlc; then
1583 cc_type=xlc
6e3fa35d 1584 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1585elif $cc -V 2>/dev/null | grep -q Compaq; then
1586 cc_type=ccc
6e3fa35d 1587 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1588 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1589 debuglevel=3
df442a8d 1590 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1591elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1592 test -d "$sysroot" || die "No valid sysroot specified."
1593 cc_type=armcc
6e3fa35d 1594 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1595 armcc_conf="$PWD/armcc.conf"
1596 $cc --arm_linux_configure \
1597 --arm_linux_config_file="$armcc_conf" \
1598 --configure_sysroot="$sysroot" \
1599 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1600 die "Error creating armcc configuration file."
1601 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1602 as_default="${cross_prefix}gcc"
07dec06e
MR
1603 CC_DEPFLAGS='-MMD'
1604 AS_DEPFLAGS='-MMD'
6fec122a
MR
1605elif $cc -version 2>/dev/null | grep -q TMS470; then
1606 cc_type=tms470
6e3fa35d 1607 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1608 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1609 CC_O='-fr=$(@D)'
1610 as_default="${cross_prefix}gcc"
1611 ld_default="${cross_prefix}gcc"
6fec122a
MR
1612 TMPO=$(basename $TMPC .c).o
1613 append TMPFILES $TMPO
1614 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1615 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1616 AS_DEPFLAGS='-MMD'
6fec122a
MR
1617 filter_cflags=tms470_flags
1618 tms470_flags(){
1619 for flag; do
1620 case $flag in
1621 -march=*|-mcpu=*)
1622 case "${flag#*=}" in
1623 armv7-a|cortex-a*) echo -mv=7a8 ;;
1624 armv7-r|cortex-r*) echo -mv=7r4 ;;
1625 armv7-m|cortex-m*) echo -mv=7m3 ;;
1626 armv6*|arm11*) echo -mv=6 ;;
1627 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1628 echo -mv=5e ;;
1629 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1630 esac
1631 ;;
1632 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1633 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1634 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1635 -Os) echo -O3 -mf=2 ;;
1636 -O[0-3]) echo $flag -mf=5 ;;
1637 -g) echo -g -mn ;;
1638 esac
1639 done
1640 }
06da6943
DC
1641elif $cc -v 2>&1 | grep -q clang; then
1642 cc_type=clang
1643 cc_version=__VERSION__
1644 CC_DEPFLAGS='-MMD'
1645 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1646elif $cc -V 2>&1 | grep -q Sun; then
1647 cc_type=suncc
1648 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1649 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1650 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1651 filter_cflags=suncc_flags
1652 suncc_flags(){
1653 for flag; do
1654 case $flag in
1655 -march=*|-mcpu=*)
1656 case "${flag#*=}" in
1657 native) echo -xtarget=native ;;
1658 v9) echo -xarch=sparc ;;
1659 ultrasparc) echo -xarch=sparcvis ;;
1660 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1661 i586|pentium) echo -xchip=pentium ;;
1662 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1663 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1664 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1665 pentium4*) echo -xtarget=pentium4 ;;
1666 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1667 *-sse3) echo -xarch=sse3 ;;
1668 core2) echo -xarch=ssse3 -xchip=core2 ;;
1669 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1670 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1671 k8|opteron|athlon64|athlon-fx)
1672 echo -xarch=sse2a ;;
1673 athlon*) echo -xarch=pentium_proa ;;
1674 esac
1675 ;;
1676 -std=c99) echo -xc99 ;;
1677 -fomit-frame-pointer) echo -xregs=frameptr ;;
1678 -fPIC) echo -KPIC -xcode=pic32 ;;
1679 -Os) echo -O5 -xspace ;;
1680 -W*,*) echo $flag ;;
1681 -f*-*|-W*) ;;
1682 *) echo $flag ;;
1683 esac
1684 done
1685 }
629687f6
MR
1686fi
1687
1688test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1689
75bafbac 1690: ${as_default:=$cc}
50567afa 1691: ${dep_cc_default:=$cc}
684b28e0 1692: ${ld_default:=$cc}
50567afa 1693set_default as dep_cc ld
75800dce 1694
07dec06e
MR
1695test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1696test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1697
7f32f40c 1698add_cflags $extra_cflags
2f2e6c7c 1699add_asflags $extra_cflags
7f32f40c 1700
154d432c
MR
1701if test -n "$sysroot"; then
1702 case "$cc_type" in
1703 gcc)
467256f2 1704 add_cppflags --sysroot="$sysroot"
154d432c
MR
1705 add_ldflags --sysroot="$sysroot"
1706 ;;
6fec122a
MR
1707 tms470)
1708 add_cppflags -I"$sysinclude"
1709 add_ldflags --sysroot="$sysroot"
1710 ;;
06da6943
DC
1711 clang)
1712 add_cppflags -isysroot="$sysroot"
1713 add_ldflags -isysroot="$sysroot"
1714 ;;
154d432c
MR
1715 esac
1716fi
1717
d22c13a8
MR
1718if test "$cpu" = host; then
1719 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1720
1721 case "$cc_type" in
1722 gcc)
1723 check_native(){
1724 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1725 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1726 }
1727 cpu=$(check_native -march || check_native -mcpu)
1728 ;;
1729 esac
1730
1731 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1732fi
1733
df5cdc24
MR
1734# Add processor-specific flags
1735case $cpu in
1736 601|ppc601|PowerPC601)
1737 cpuflags="-mcpu=601"
1738 ;;
1739 603*|ppc603*|PowerPC603*)
1740 cpuflags="-mcpu=603"
1741 ;;
1742 604*|ppc604*|PowerPC604*)
1743 cpuflags="-mcpu=604"
1744 ;;
1745 G3|g3|75*|ppc75*|PowerPC75*)
1746 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1747 ;;
1748 G4|g4|745*|ppc745*|PowerPC745*)
1749 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1750 ;;
1751 74*|ppc74*|PowerPC74*)
1752 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1753 ;;
1754 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1755 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1756 ;;
1757 Cell|CELL|cell)
1758 cpuflags="-mcpu=cell"
1759 enable ldbrx
1760 ;;
1761 # targets that do NOT support conditional mov (cmov)
1762 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1763 cpuflags="-march=$cpu"
1764 disable cmov
1765 ;;
1766 # targets that do support conditional mov (cmov)
d3ee7715 1767 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1768 cpuflags="-march=$cpu"
1769 enable cmov
1770 enable fast_cmov
1771 ;;
1772 # targets that do support conditional mov but on which it's slow
1773 pentium4|pentium4m|prescott|nocona)
1774 cpuflags="-march=$cpu"
1775 enable cmov
1776 disable fast_cmov
1777 ;;
1778 sparc64)
1779 cpuflags="-mcpu=v9"
1780 ;;
1781 arm11*|cortex*)
1782 cpuflags="-mcpu=$cpu"
1783 enable fast_unaligned
1784 ;;
1785 armv[67]*)
1786 cpuflags="-march=$cpu"
1787 enable fast_unaligned
1788 ;;
1789 armv*)
1790 cpuflags="-march=$cpu"
1791 ;;
1792 arm*)
1793 cpuflags="-mcpu=$cpu"
1794 ;;
1795 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1796 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1797 ;;
1798 bf*)
1799 cpuflags="-mcpu=$cpu"
1800 ;;
1801 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1802 cpuflags="-march=$cpu"
1803 ;;
fdcd782d
MR
1804 ap7[02]0[0-2])
1805 subarch="avr32_ap"
1806 cpuflags="-mpart=$cpu"
1807 ;;
1808 ap)
1809 subarch="avr32_ap"
1810 cpuflags="-march=$cpu"
1811 ;;
1812 uc3[ab]*)
1813 subarch="avr32_uc"
1814 cpuflags="-mcpu=$cpu"
1815 ;;
1816 uc)
1817 subarch="avr32_uc"
1818 cpuflags="-march=$cpu"
1819 ;;
df5cdc24
MR
1820 generic)
1821 ;;
1822 *)
1823 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1824 ;;
1825esac
1826
1827add_cflags $cpuflags
1828add_asflags $cpuflags
1829
993f2d0f
MR
1830# compiler sanity check
1831check_exec <<EOF
1832int main(void){ return 0; }
1833EOF
1834if test "$?" != 0; then
1835 echo "$cc is unable to create an executable file."
1836 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1837 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1838 echo "Only do this if you know what cross compiling means."
1839 fi
1840 die "C compiler test failed."
1841fi
1842
38a9c529 1843add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1844check_cflags -std=c99
50a334e4 1845check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1846#include <stdlib.h>
1847EOF
50a334e4 1848check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1849#include <stdlib.h>
1850EOF
e9b9a2f8 1851
f0125de9
MR
1852check_host_cflags -std=c99
1853
b24dbcbd 1854case "$arch" in
b24dbcbd
RP
1855 alpha)
1856 arch="alpha"
1857 enable fast_64bit
c0a02a3e 1858 check_cflags -mieee
8a3c8627 1859 spic=$shared
b24dbcbd 1860 ;;
cfdb6148
MR
1861 arm|armv[4567]*l)
1862 arch="arm"
b24dbcbd 1863 ;;
f4870943
MR
1864 avr32)
1865 ;;
cfdb6148
MR
1866 bfin)
1867 arch="bfin"
1868 ;;
1869 ia64)
1870 arch="ia64"
b24dbcbd 1871 enable fast_64bit
8a3c8627 1872 spic=$shared
0956bc9b 1873 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1874 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1875 ;;
1876 m68k)
1877 arch="m68k"
b24dbcbd 1878 ;;
de3a1240 1879 mips|mipsel|IP*)
b24dbcbd 1880 arch="mips"
8a3c8627 1881 spic=$shared
b24dbcbd 1882 ;;
de3a1240
DB
1883 mips64)
1884 arch="mips"
bae3abb0 1885 subarch="mips64"
de3a1240 1886 enable fast_64bit
8a3c8627 1887 spic=$shared
de3a1240 1888 ;;
61597a98 1889 parisc|hppa)
b24dbcbd 1890 arch="parisc"
8a3c8627 1891 spic=$shared
b24dbcbd 1892 ;;
61597a98 1893 parisc64|hppa64)
b24dbcbd
RP
1894 arch="parisc"
1895 enable fast_64bit
8a3c8627 1896 spic=$shared
b24dbcbd 1897 ;;
cfdb6148
MR
1898 "Power Macintosh"|ppc|powerpc)
1899 arch="ppc"
1900 enable fast_unaligned
1901 ;;
1902 ppc64)
1903 arch="ppc"
34d11b87 1904 subarch="ppc64"
cfdb6148
MR
1905 enable fast_64bit
1906 enable fast_unaligned
1907 ;;
b24dbcbd
RP
1908 s390|s390x)
1909 arch="s390"
1910 ;;
cfdb6148
MR
1911 sh4|sh)
1912 arch="sh4"
b24dbcbd 1913 ;;
cfdb6148
MR
1914 sparc)
1915 arch="sparc"
8a3c8627 1916 spic=$shared
cfdb6148
MR
1917 ;;
1918 sun4u|sparc64)
1919 arch="sparc"
1920 subarch="sparc64"
b24dbcbd 1921 enable fast_64bit
8a3c8627 1922 spic=$shared
b24dbcbd 1923 ;;
de27f4d9 1924 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1925 arch="x86"
1926 subarch="x86_32"
1927 enable fast_unaligned
8a3c8627 1928 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1929 int test[(int)sizeof(char*) - 7];
cfdb6148 1930EOF
de27f4d9
DC
1931 if test "$subarch" = "x86_64"; then
1932 enable cmov
1933 enable fast_cmov
1934 fi
b24dbcbd
RP
1935 ;;
1936 *)
1937 arch="unknown"
1938 ;;
1939esac
1940
62045d48 1941enable $arch $subarch
8a3c8627 1942enabled spic && enable pic
5755bc88 1943check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1944
7483e694 1945# OS specific
4f854758 1946case $target_os in
7483e694 1947 beos|haiku|zeta)
c9d19248 1948 prefix_default="$HOME/config"
7483e694 1949 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1950 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1951 case "$gcc_version" in
1952 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1953 disable mmx
1954 ;;
1955 *20010315*) echo "BeBits gcc"
0f010b2f 1956 add_cflags -fno-expensive-optimizations
7483e694
DB
1957 ;;
1958 esac
7483e694
DB
1959 SHFLAGS=-nostart
1960 # enable BeOS things
1961 enable audio_beos
1962 # no need for libm, but the inet stuff
1963 # Check for BONE
1964 # XXX: actually should check for NOT net_server
78fe7631 1965 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1966 network_extralibs="-lbind -lsocket"
1967 else
1968 enable beos_netserver
1969 network_extralibs="-lnet"
1970 fi ;;
1971 sunos)
1972 FFSERVERLDFLAGS=""
9987769a 1973 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1974 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1975 network_extralibs="-lsocket -lnsl"
50a334e4 1976 add_cppflags -D__EXTENSIONS__
7483e694
DB
1977 ;;
1978 netbsd)
07a8eef6
MR
1979 oss_indev_extralibs="-lossaudio"
1980 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1981 ;;
1982 openbsd)
89e053f8 1983 enable malloc_aligned
7c4a001a
MR
1984 # On OpenBSD 4.5. the compiler does not use PIC unless
1985 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1986 # however the generated executable will not do anything
1987 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1988 # Thus explicitly enable PIC here.
cd78208b 1989 enable pic
7483e694 1990 SHFLAGS='-shared'
07a8eef6
MR
1991 oss_indev_extralibs="-lossaudio"
1992 oss_outdev_extralibs="-lossaudio"
7483e694 1993 ;;
90b4f091 1994 freebsd|dragonfly)
89e053f8 1995 enable malloc_aligned
7483e694
DB
1996 ;;
1997 bsd/os)
1998 osextralibs="-lpoll -lgnugetopt"
1999 strip="strip -d"
2000 ;;
2001 darwin)
89e053f8 2002 enable malloc_aligned
0138c54e 2003 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2004 strip="strip -x"
2005 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2006 SLIBSUF=".dylib"
2007 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2008 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2009 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2010 objformat="macho"
1b0f6fb8 2011 enabled x86_64 && objformat="macho64"
8dfa86f7 2012 enabled_any pic shared ||
2704bd1a 2013 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2014 ;;
2015 mingw32*)
9d3f4f50 2016 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2017 disable network
2018 else
2019 target_os=mingw32
2020 fi
dcc01c06 2021 LIBTARGET=i386
1fc9fb8a 2022 if enabled x86_64; then
89e053f8 2023 enable malloc_aligned
dcc01c06 2024 LIBTARGET=x64
336cc1b0
MS
2025 elif enabled arm; then
2026 LIBTARGET=arm
dcc01c06 2027 fi
fbd971a4 2028 shlibdir_default="$bindir_default"
7483e694
DB
2029 disable ffserver
2030 SLIBPREF=""
2031 SLIBSUF=".dll"
7483e694
DB
2032 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2033 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2034 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2035 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2036 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2037 install -d "$(LIBDIR)"; \
2038 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2039 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2040 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2041 objformat="win32"
bc574408 2042 enable dos_paths
1894e741 2043 check_cflags -fno-common
b1549d61 2044 if ! enabled x86_64; then
f7ad5aa2
RP
2045 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2046 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2047 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2048 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2049 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2050 fi
7483e694
DB
2051 ;;
2052 cygwin*)
4f854758 2053 target_os=cygwin
fbd971a4 2054 shlibdir_default="$bindir_default"
7483e694
DB
2055 SLIBPREF="cyg"
2056 SLIBSUF=".dll"
2057 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2058 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2059 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2060 objformat="win32"
bc574408 2061 enable dos_paths
1894e741 2062 check_cflags -fno-common
7483e694 2063 ;;
4f365f37 2064 *-dos|freedos|opendos)
fdf11906 2065 disable ffplay ffserver
4f365f37
MK
2066 disable $INDEV_LIST $OUTDEV_LIST
2067 network_extralibs="-lsocket"
ff1c015d 2068 objformat="coff"
bc574408 2069 enable dos_paths
4f365f37 2070 ;;
7483e694 2071 linux)
7483e694
DB
2072 enable dv1394
2073 ;;
2074 irix*)
4f854758 2075 target_os=irix
7483e694
DB
2076 ranlib="echo ignoring ranlib"
2077 ;;
d22e8442 2078 os/2*)
d22e8442
DY
2079 strip="lxlite"
2080 ln_s="cp -f"
d22e8442 2081 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2082 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2083 FFSERVERLDFLAGS=""
287d3b13 2084 LIBSUF="_s.a"
d22e8442
DY
2085 SLIBPREF=""
2086 SLIBSUF=".dll"
2087 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2088 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2089 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2090 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2091 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2092 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2093 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2094 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2095 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2096 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2097 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2098 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2099 enable dos_paths
d22e8442 2100 ;;
83993c1c
AM
2101 gnu/kfreebsd)
2102 ;;
34e82167 2103 gnu)
34e82167 2104 ;;
d22e8442 2105
7483e694 2106 *)
4f924f9a 2107 die "Unknown OS '$target_os'."
7483e694
DB
2108 ;;
2109esac
2110
c9d19248
MR
2111set_default $PATHS_LIST
2112
c597172e 2113add_extralibs $osextralibs
de6d9b64 2114
28d8e661
DB
2115# Combine FFLDFLAGS and the LDFLAGS environment variable.
2116LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2117
320d060a 2118# we need to build at least one lib type
93b3c083 2119if ! enabled_any static shared; then
320d060a
DB
2120 cat <<EOF
2121At least one library type must be built.
2122Specify --enable-static to build the static libraries or --enable-shared to
2123build the shared libraries as well. To only build the shared libraries specify
2124--disable-static in addition to --enable-shared.
2125EOF
2126 exit 1;
2127fi
2128
abc4e572 2129disabled static && LIBNAME=""
2a320695 2130
a2234ceb
RP
2131if enabled_any libfaad libfaadbin ; then
2132 if check_header faad.h; then
295b8c70 2133 check_cc <<EOF
a2234ceb
RP
2134#include <faad.h>
2135#ifndef FAAD2_VERSION
2136ok faad1
2137#endif
db817cf3 2138int main(void) { return 0; }
a2234ceb
RP
2139EOF
2140 test $? = 0 && enable libfaad2
2141 else
ff3dac65 2142 die "FAAD test failed."
a2234ceb
RP
2143 fi
2144fi
2145
2146
2184c6f7 2147die_license_disabled() {
4c27207c 2148 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2149}
2150
2151die_license_disabled gpl libfaad2
2152die_license_disabled gpl libx264
2153die_license_disabled gpl libxvid
2154die_license_disabled gpl postproc
2155die_license_disabled gpl x11grab
2156
2f7ae63b 2157die_license_disabled nonfree libfaac
b2e3c528 2158
0b175caa
DB
2159die_license_disabled version3 libopencore_amrnb
2160die_license_disabled version3 libopencore_amrwb
2161
9cad0e4e 2162enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2163
9eeed841 2164check_deps $ARCH_EXT_LIST
0f3cb305 2165
40617a6d 2166disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2167
e276d9e8
MR
2168enable_pic() {
2169 enable pic
bce7b696
MR
2170 add_cppflags -DPIC
2171 add_cflags -fPIC
2172 add_asflags -fPIC
e276d9e8
MR
2173}
2174
2175enabled pic && enable_pic
bce7b696 2176
b4d96ba2
MR
2177check_cc <<EOF || die "Symbol mangling check failed."
2178int ff_extern;
2179EOF
2f05d9c1 2180sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2181extern_prefix=${sym%%ff_extern*}
2182
f65883c8
MR
2183check_cc <<EOF && enable inline_asm
2184void foo(void) { __asm__ volatile ("" ::); }
2185EOF
61d251db 2186
df5e3978
MR
2187_restrict=
2188for restrict_keyword in restrict __restrict__ __restrict; do
2189 check_cc <<EOF && _restrict=$restrict_keyword && break
2190void foo(char * $restrict_keyword p);
2191EOF
2192done
2193
2194check_cc <<EOF && enable attribute_packed
2195struct { int x; } __attribute__((packed)) x;
2196EOF
2197
2198check_cc <<EOF || die "endian test failed"
2199unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2200EOF
2201od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2202
fa0912fe 2203if enabled arm; then
e45391bb 2204
50fa82e6
MR
2205 check_cflags -marm
2206
fa0912fe
MR
2207 check_ld <<EOF && enable vfp_args
2208__asm__ (".eabi_attribute 28, 1");
2209int main(void) { return 0; }
2210EOF
2211
2212 # We have to check if pld is a nop and disable it.
2213 check_asm pld '"pld [r0]"'
2214
2215 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2216 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2217 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2218 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2219 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2220 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2221
e276d9e8
MR
2222 enabled_all armv6t2 shared !pic && enable_pic
2223
fa0912fe 2224elif enabled mips; then
e45391bb 2225
fa0912fe
MR
2226 check_asm loongson '"dmult.g $1, $2, $3"'
2227 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2228
fa0912fe 2229elif enabled ppc; then
e45391bb 2230
fa0912fe
MR
2231 check_asm dcbzl '"dcbzl 0, 1"'
2232 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2233 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2234
2235 # AltiVec flags: The FSF version of GCC differs from the Apple version
2236 if enabled altivec; then
2237 check_cflags -maltivec -mabi=altivec &&
2238 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2239 check_cflags -faltivec
2240
2241 # check if our compiler supports Motorola AltiVec C API
2242 check_cc <<EOF || disable altivec
2243$inc_altivec_h
2244int main(void) {
2245 vector signed int v1, v2, v3;
2246 v1 = vec_add(v2,v3);
2247 return 0;
2248}
2249EOF
2250
2251 # check if our compiler supports braces for vector declarations
2252 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2253$inc_altivec_h
2254int main (void) { (vector int) {1}; return 0; }
2255EOF
2256 fi
e45391bb 2257
fa0912fe 2258elif enabled sparc; then
e45391bb 2259
fa0912fe
MR
2260 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2261 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2262
fa0912fe 2263elif enabled x86; then
e45391bb 2264
44965991
PI
2265 # check whether EBP is available on x86
2266 # As 'i' is stored on the stack, this program will crash
2267 # if the base pointer is used to access it because the
2268 # base pointer is cleared in the inline assembly code.
7dfef245 2269 check_exec_crash <<EOF && enable ebp_available
44965991 2270 volatile int i=0;
be449fca 2271 __asm__ volatile (
44965991
PI
2272 "xorl %%ebp, %%ebp"
2273 ::: "%ebp");
2274 return i;
44965991
PI
2275EOF
2276
f494213c 2277 # check whether EBX is available on x86
7cee5421
MR
2278 check_asm ebx_available '""::"b"(0)' &&
2279 check_asm ebx_available '"":::"%ebx"'
8e380710 2280
d3a4b4e0
DB
2281 # check whether more than 10 operands are supported
2282 check_cc <<EOF && enable ten_operands
2283int main(void) {
2284 int x=0;
2285 __asm__ volatile(
2286 ""
2287 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2288 );
2289 return 0;
2290}
2291EOF
2292
d7f0920b 2293 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2294 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2295 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2296
2297 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2298
d52481b9 2299 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2300 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2301 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2302 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2303 case "$objformat" in
2304 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2305 esac
7595a5e4 2306 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2307
44965991
PI
2308fi
2309
a98bb16d
RP
2310if check_func dlopen; then
2311 ldl=
2312elif check_func dlopen -ldl; then
2313 ldl=-ldl
8bf5d58f
MN
2314fi
2315
75ecf149
DB
2316# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2317check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2318
7483e694 2319check_func fork
84882df6 2320check_func getaddrinfo $network_extralibs
7483e694
DB
2321check_func gethrtime
2322check_func getrusage
094c09bb 2323check_func inet_aton $network_extralibs
abfc8d05 2324check_func isatty
7483e694
DB
2325check_func memalign
2326check_func mkstemp
1f91cdce 2327check_func posix_memalign
b507ebd1 2328check_func_headers io.h setmode
e4673692 2329check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2330check_func_headers windows.h GetProcessTimes
7c5bfe7a 2331check_func_headers windows.h VirtualAlloc
6ffa87d3 2332
e16e49ac 2333check_header conio.h
a98bb16d
RP
2334check_header dlfcn.h
2335check_header malloc.h
bf6ce82d 2336check_header poll.h
b58412f1 2337check_header sys/mman.h
b091aa44 2338check_header sys/resource.h
bf6ce82d 2339check_header sys/select.h
a98bb16d 2340check_header termios.h
272081b0
CEH
2341check_header vdpau/vdpau.h
2342check_header vdpau/vdpau_x11.h
68178ca9 2343check_header X11/extensions/XvMClib.h
a98bb16d 2344
89e053f8
MR
2345if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2346 enabled_any $need_memalign ; then
1f91cdce 2347 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2348fi
e16e49ac 2349
a4fa192c 2350disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2351disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2352
2353# check for some common methods of building with pthread support
2354# do this before the optional library checks as some of them require pthreads
2355if enabled pthreads; then
9e7fd101
MR
2356 if check_func pthread_create; then
2357 :
2358 elif check_func pthread_create -pthread; then
2359 add_cflags -pthread
afc9aee2 2360 add_extralibs -pthread
9e7fd101
MR
2361 elif check_func pthread_create -pthreads; then
2362 add_cflags -pthreads
afc9aee2 2363 add_extralibs -pthreads
8d94f606
GT
2364 elif check_func pthread_create -lpthreadGC2; then
2365 add_extralibs -lpthreadGC2
9e7fd101
MR
2366 elif ! check_lib pthread.h pthread_create -lpthread; then
2367 die "ERROR: can't find pthreads library"
2368 fi
57bd82d4
MR
2369fi
2370
8eee7025 2371for thread in $THREADS_LIST; do
e5f94c2b 2372 if enabled $thread; then
3ae3b721
RP
2373 test -n "$thread_type" &&
2374 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2375 thread_type="$thread"
e5f94c2b
RP
2376 fi
2377done
2378
fdf88598 2379check_lib math.h sin -lm
ff418735 2380check_lib va/va.h vaInitialize -lva
fdf88598 2381
ad420e25
MR
2382check_func llrint
2383check_func log2
2384check_func lrint
2385check_func lrintf
2386check_func round
2387check_func roundf
2388check_func truncf
f32adb22 2389
57bd82d4 2390# these are off by default, so fail if requested and not available
79fda097 2391enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2392enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2393 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2394 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2395enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2396enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2397enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2398enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2399enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2400enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2401enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2402enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2403enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2404 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2405enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2406enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2407enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2408enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
096c87f6
JGG
2409 { check_cpp_condition x264.h "X264_BUILD >= 79" ||
2410 die "ERROR: libx264 version must be >= 0.79."; }
2bfecf73 2411enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2412enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2413
0b4a1821
AS
2414# libdc1394 check
2415if enabled libdc1394; then
2416 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2417 enable libdc1394_2; } ||
2418 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2419 enable libdc1394_1; } ||
2420 die "ERROR: No version of libdc1394 found "
2421fi
2422
497237c7
RP
2423disable sdl_too_old
2424disable sdl
6a1a892f 2425SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2426if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2427 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2428 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2429 temp_cflags $sdl_cflags
b4f93564 2430 temp_extralibs $sdl_libs
1ca5d97f 2431 if check_lib2 SDL.h SDL_Init; then
5e622c40 2432 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2433 if test "$_sdlversion" -lt 121 ; then
497237c7 2434 enable sdl_too_old
dcd479c0 2435 else
497237c7 2436 enable sdl
225e21ef 2437 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2438#include <SDL.h>
d6773f56 2439int main(int argc, char **argv){
29f3b38a
MR
2440 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2441 int w = vi->current_w;
2442 return 0;
2443}
2444EOF
dcd479c0
MR
2445 fi
2446 fi
29f3b38a 2447 restore_flags
c3f6b472 2448fi
57bd82d4 2449
2270b4b2 2450texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2451
73b46a95 2452if enabled network; then
96000432 2453 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2454 check_type netdb.h "struct addrinfo"
33a4dbdd 2455 check_type sys/socket.h "struct sockaddr_storage"
73b46a95
RP
2456 # Prefer arpa/inet.h over winsock2
2457 if check_header arpa/inet.h ; then
2458 check_func closesocket
2459 elif check_header winsock2.h ; then
f4c13872
MS
2460 check_func_headers winsock2.h closesocket -lws2 && \
2461 network_extralibs="-lws2" || \
2462 { check_func_headers winsock2.h closesocket -lws2_32 && \
2463 network_extralibs="-lws2_32"; }
72be9e73 2464 check_type ws2tcpip.h socklen_t
c0018613 2465 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2466 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2467 else
2468 disable network
73b46a95
RP
2469 fi
2470fi
2471
b6f3d925 2472enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2473#include <sys/types.h>
2474#include <sys/socket.h>
2475#include <netinet/in.h>
2476#include <netdb.h>
db817cf3 2477int main(void) {
7483e694
DB
2478 struct sockaddr_storage saddr;
2479 struct ipv6_mreq mreq6;
2480 getaddrinfo(0,0,0,0);
2481 getnameinfo(0,0,0,0,0,0,0);
2482 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2483}
2484EOF
2485
06e31011
RP
2486check_header linux/videodev.h
2487check_header linux/videodev2.h
1b6e8b73 2488check_header sys/videoio.h
47f38850 2489
2446d3d6 2490check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2491
f8aa696f 2492# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2493{ check_header dev/bktr/ioctl_meteor.h &&
2494 check_header dev/bktr/ioctl_bt848.h; } ||
2495{ check_header machine/ioctl_meteor.h &&
2496 check_header machine/ioctl_bt848.h; } ||
2497{ check_header dev/video/meteor/ioctl_meteor.h &&
2498 check_header dev/video/bktr/ioctl_bt848.h; } ||
2499check_header dev/ic/bt8xx.h
f8aa696f 2500
c7682de0
RP
2501check_header sys/soundcard.h
2502check_header soundcard.h
deb29777 2503
b6f3d925 2504enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2505
0e57fe17 2506enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2507
56a059ac 2508enabled x11grab &&
f58f4ce1
GP
2509check_header X11/Xlib.h &&
2510check_header X11/extensions/XShm.h &&
0a045661 2511check_header X11/extensions/Xfixes.h &&
f58f4ce1 2512check_func XOpenDisplay -lX11 &&
781c1aa6
R
2513check_func XShmCreateImage -lX11 -lXext &&
2514check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2515
abf649c7 2516if enabled vdpau_vdpau_h; then
deda2a4a
AC
2517check_cpp_condition \
2518 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2519 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2520 disable vdpau; }
abf649c7 2521fi
deda2a4a 2522
95e561ec 2523enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2524
2525# add some useful compiler flags if supported
2526check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2527check_cflags -Wall
2528check_cflags -Wno-switch
c07bd6a9
MN
2529check_cflags -Wdisabled-optimization
2530check_cflags -Wpointer-arith
2531check_cflags -Wredundant-decls
cc1fb623 2532check_cflags -Wno-pointer-sign
f4929996 2533check_cflags -Wcast-qual
9aceb3cf 2534check_cflags -Wwrite-strings
652a5bf6 2535check_cflags -Wtype-limits
764551c6 2536check_cflags -Wundef
5af4e0cc 2537enabled extra_warnings && check_cflags -Winline
cf9d24ad 2538
57bd82d4 2539# add some linker flags
5c0e9479 2540check_ldflags -Wl,--warn-common
8351d2ba
DB
2541check_ldflags -Wl,--as-needed
2542check_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 2543check_ldflags -Wl,-Bsymbolic
94a3401e 2544
bd2216e4
MR
2545if enabled small; then
2546 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2547 optimizations="small"
2548elif enabled optimizations; then
629687f6 2549 if enabled xlc; then
0f010b2f
DB
2550 add_cflags -O5
2551 add_ldflags -O5
03279bbe
MK
2552 elif enabled suncc; then
2553 add_cflags -O5
df442a8d
MR
2554 elif enabled ccc; then
2555 add_cflags -fast
cf9d24ad 2556 else
0f010b2f 2557 add_cflags -O3
cf9d24ad 2558 fi
cddf3f45 2559fi
11fdbc44 2560check_cflags -fno-math-errno
b2eb2ff0 2561check_cflags -fno-signed-zeros
cddf3f45 2562
629687f6 2563if enabled icc; then
b1598b58
MR
2564 # Just warnings, no remarks
2565 check_cflags -w1
2566 # -wd: Disable following warnings
2567 # 144, 167, 556: -Wno-pointer-sign
2568 # 10006: ignoring unknown option -fno-signed-zeros
2569 # 10156: ignoring option '-W'; no argument required
2570 check_cflags -wd144,167,556,10006,10156
2571 # 11030: Warning unknown option --as-needed
2572 # 10156: ignoring option '-export'; no argument required
2573 check_ldflags -wd10156,11030
2574 # Allow to compile with optimizations
2575 check_ldflags -march=$cpu
be2cf98a
CEH
2576 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2577 enable ebp_available
df442a8d
MR
2578elif enabled ccc; then
2579 # disable some annoying warnings
2580 add_cflags -msg_disable cvtu32to64
2581 add_cflags -msg_disable embedcomment
2582 add_cflags -msg_disable needconstext
2583 add_cflags -msg_disable nomainieee
2584 add_cflags -msg_disable ptrmismatch1
2585 add_cflags -msg_disable unreachcode
973859f5
MR
2586elif enabled gcc; then
2587 check_cflags -fno-tree-vectorize
06da6943
DC
2588elif enabled clang; then
2589 check_cflags -Qunused-arguments
504a64b9
CEH
2590fi
2591
90be59ef 2592if enabled gprof; then
0f010b2f
DB
2593 add_cflags -p
2594 add_ldflags -p
1db54e20
DB
2595fi
2596
7f3c02fc 2597# Find out if the .align argument is a power of two or not.
9377b6ce 2598check_asm asmalign_pot '".align 3"'
4454dc1b 2599
7483e694
DB
2600enabled_any $DECODER_LIST && enable decoders
2601enabled_any $ENCODER_LIST && enable encoders
5666fd73 2602enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2603enabled_any $BSF_LIST && enable bsfs
2604enabled_any $DEMUXER_LIST && enable demuxers
2605enabled_any $MUXER_LIST && enable muxers
f7679c54 2606enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2607enabled_any $INDEV_LIST && enable indevs
2608enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2609enabled_any $PROTOCOL_LIST && enable protocols
2610
2611enabled_any $THREADS_LIST && enable threads
2612
2613check_deps $CONFIG_LIST \
b6bb00b0 2614 $CONFIG_EXTRA \
7483e694
DB
2615 $HAVE_LIST \
2616 $DECODER_LIST \
2617 $ENCODER_LIST \
5666fd73 2618 $HWACCEL_LIST \
7483e694
DB
2619 $PARSER_LIST \
2620 $BSF_LIST \
2621 $DEMUXER_LIST \
2622 $MUXER_LIST \
f7679c54 2623 $FILTER_LIST \
7483e694
DB
2624 $INDEV_LIST \
2625 $OUTDEV_LIST \
2626 $PROTOCOL_LIST \
f70f03f6 2627
3e89171a 2628echo "install prefix $prefix"
f36958f8
DB
2629echo "source path $source_path"
2630echo "C compiler $cc"
bfd5afd8 2631echo ".align is power-of-two $asmalign_pot"
f36958f8 2632echo "ARCH $arch ($cpu)"
ce8871c2
MR
2633if test "$build_suffix" != ""; then
2634 echo "build suffix $build_suffix"
eb94aca9 2635fi
ac63af34
DB
2636if test "$extra_version" != ""; then
2637 echo "version string suffix $extra_version"
2638fi
0db2ce77 2639echo "big-endian ${bigendian-no}"
e90f5b5a 2640echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2641if enabled x86; then
af44e8e4 2642 echo "yasm ${yasm-no}"
0db2ce77 2643 echo "MMX enabled ${mmx-no}"
30e98e62 2644 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2645 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2646 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2647 echo "SSE enabled ${sse-no}"
30e98e62 2648 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2649 echo "CMOV enabled ${cmov-no}"
2650 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2651 echo "EBX available ${ebx_available-no}"
2652 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2653 echo "10 operands supported ${ten_operands-no}"
e41e8342 2654fi
5b6c2cbd 2655if enabled arm; then
0db2ce77
MR
2656 echo "ARMv5TE enabled ${armv5te-no}"
2657 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2658 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2659 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2660 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2661 echo "NEON enabled ${neon-no}"
eba9ae3c 2662fi
5b6c2cbd 2663if enabled mips; then
0db2ce77 2664 echo "MMI enabled ${mmi-no}"
e41e8342 2665fi
5b6c2cbd 2666if enabled ppc; then
0db2ce77 2667 echo "AltiVec enabled ${altivec-no}"
30e98e62 2668 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2669 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2670 echo "performance report ${powerpc_perf-no}"
2671fi
2672if enabled sparc; then
2673 echo "VIS enabled ${vis-no}"
e41e8342 2674fi
0db2ce77
MR
2675echo "gprof enabled ${gprof-no}"
2676echo "debug symbols ${debug-no}"
87a0fb62 2677echo "strip symbols ${stripping-no}"
8400d6b8 2678echo "optimizations ${optimizations-no}"
0db2ce77
MR
2679echo "static ${static-no}"
2680echo "shared ${shared-no}"
4a24ab64 2681echo "postprocessing support ${postproc-no}"
f7679c54 2682echo "new filter support ${avfilter-no}"
81124ba0 2683echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2684echo "network support ${network-no}"
90be59ef 2685if enabled network; then
0db2ce77 2686 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2687fi
0db2ce77
MR
2688echo "threading support ${thread_type-no}"
2689echo "SDL support ${sdl-no}"
90be59ef 2690if enabled sdl_too_old; then
bfd5afd8
DB
2691 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2692fi
0db2ce77
MR
2693echo "Sun medialib support ${mlib-no}"
2694echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2695echo "libdc1394 support ${libdc1394-no}"
690bfceb 2696echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2697echo "libfaac enabled ${libfaac-no}"
2698echo "libfaad enabled ${libfaad-no}"
7e0871a7 2699echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2700echo "libgsm enabled ${libgsm-no}"
2701echo "libmp3lame enabled ${libmp3lame-no}"
2702echo "libnut enabled ${libnut-no}"
0b175caa
DB
2703echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2704echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2705echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2706echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2707echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2708echo "libtheora enabled ${libtheora-no}"
2709echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2710echo "libx264 enabled ${libx264-no}"
2711echo "libxvid enabled ${libxvid-no}"
0db2ce77 2712echo "zlib enabled ${zlib-no}"
f402916e 2713echo "bzlib enabled ${bzlib-no}"
2c62e737 2714echo
de6d9b64 2715
5666fd73 2716for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2717 echo "Enabled ${type}s:"
f65c9da1 2718 eval list=\$$(toupper $type)_LIST
8138b9db 2719 for part in $list; do
f65c9da1
MR
2720 enabled $part && echo ${part%_*}
2721 done | sort | pr -3 -t
2722 echo
8138b9db
RP
2723done
2724
ba7a7039 2725license="LGPL version 2.1 or later"
ba321adb 2726if enabled nonfree; then
ba7a7039 2727 license="nonfree and unredistributable"
9cad0e4e
DB
2728elif enabled gplv3; then
2729 license="GPL version 3 or later"
2730elif enabled lgplv3; then
2731 license="LGPL version 3 or later"
ba321adb 2732elif enabled gpl; then
ba7a7039 2733 license="GPL version 2 or later"
ba321adb
JK
2734fi
2735
2736echo "License: $license"
ca5323af 2737
cf1392e9
DB
2738echo "Creating config.mak and config.h..."
2739
ad212cc6
MR
2740enabled stripping || strip="echo skipping strip"
2741
173c983b
MR
2742cat > config.mak <<EOF
2743# Automatically generated by configure - do not modify!
2744ifndef FFMPEG_CONFIG_MAK
2745FFMPEG_CONFIG_MAK=1
2746FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2747prefix=$prefix
2748LIBDIR=\$(DESTDIR)$libdir
2749SHLIBDIR=\$(DESTDIR)$shlibdir
2750INCDIR=\$(DESTDIR)$incdir
2751BINDIR=\$(DESTDIR)$bindir
2752DATADIR=\$(DESTDIR)$datadir
2753MANDIR=\$(DESTDIR)$mandir
2754SRC_PATH="$source_path"
2755SRC_PATH_BARE=$source_path
2756BUILD_ROOT="$PWD"
2757ARCH=$arch
2758CC=$cc
2759AS=$as
2760LD=$ld
2761DEPCC=$dep_cc
2762YASM=$yasmexe
2763AR=$ar
2764RANLIB=$ranlib
2765LN_S=$ln_s
2766STRIP=$strip
2767CPPFLAGS=$CPPFLAGS
2768CFLAGS=$CFLAGS
2769ASFLAGS=$ASFLAGS
2770CC_O=$CC_O
2771LDFLAGS=$LDFLAGS
2772FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2773SHFLAGS=$SHFLAGS
2774YASMFLAGS=$YASMFLAGS
2775BUILDSUF=$build_suffix
2776FULLNAME=$FULLNAME
2777LIBPREF=$LIBPREF
2778LIBSUF=$LIBSUF
2779LIBNAME=$LIBNAME
2780SLIBPREF=$SLIBPREF
2781SLIBSUF=$SLIBSUF
2782EXESUF=$EXESUF
2783EXTRA_VERSION=$extra_version
2784DEPFLAGS=$DEPFLAGS
2785CCDEP=$CCDEP
2786ASDEP=$ASDEP
2787CC_DEPFLAGS=$CC_DEPFLAGS
2788AS_DEPFLAGS=$AS_DEPFLAGS
2789HOSTCC=$host_cc
2790HOSTCFLAGS=$host_cflags
2791HOSTEXESUF=$HOSTEXESUF
2792HOSTLDFLAGS=$host_ldflags
2793HOSTLIBS=$host_libs
2794TARGET_EXEC=$target_exec
2795TARGET_PATH=$target_path
2796SDL_LIBS=$sdl_libs
2797SDL_CFLAGS=$sdl_cflags
2798LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2799EXTRALIBS=$extralibs
2800EOF
5a872801 2801
719c8e00
MR
2802get_version(){
2803 name=$1
2804 file=$source_path/$2
147e7692
MR
2805 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2806 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2807 lcname=$(tolower $name)
2808 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2809 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2810}
2811
147e7692
MR
2812get_version LIBSWSCALE libswscale/swscale.h
2813get_version LIBPOSTPROC libpostproc/postprocess.h
2814get_version LIBAVCODEC libavcodec/avcodec.h
2815get_version LIBAVDEVICE libavdevice/avdevice.h
2816get_version LIBAVFORMAT libavformat/avformat.h
2817get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2818get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2819
173c983b
MR
2820enabled shared && cat >> config.mak <<EOF
2821LIBTARGET=${LIBTARGET}
2822SLIBNAME=${SLIBNAME}
2823SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2824SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2825SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2826SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2827SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2828SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2829EOF
523ef551 2830
173c983b
MR
2831enabled asmalign_pot || align_shift="1 <<"
2832
2833cat > $TMPH <<EOF
2834/* Automatically generated by configure - do not modify! */
2835#ifndef FFMPEG_CONFIG_H
2836#define FFMPEG_CONFIG_H
2837#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2838#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2839#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2840#define CC_TYPE "$cc_type"
2841#define CC_VERSION $cc_version
2842#define restrict $_restrict
2843#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2844#define EXTERN_PREFIX "${extern_prefix}"
2845#define EXTERN_ASM ${extern_prefix}
2846EOF
523ef551
DB
2847
2848if enabled small || disabled optimizations; then
2849 echo "#define av_always_inline" >> $TMPH
2850fi
2851
3d907e22
MR
2852print_config ARCH_ $TMPH config.mak $ARCH_LIST
2853print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2854print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2855 $CONFIG_EXTRA \
7483e694
DB
2856 $DECODER_LIST \
2857 $ENCODER_LIST \
5666fd73 2858 $HWACCEL_LIST \
7483e694
DB
2859 $PARSER_LIST \
2860 $BSF_LIST \
2861 $DEMUXER_LIST \
2862 $MUXER_LIST \
f7679c54 2863 $FILTER_LIST \
7483e694
DB
2864 $PROTOCOL_LIST \
2865 $INDEV_LIST \
2866 $OUTDEV_LIST \
8ac17293 2867
9c05103f 2868echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2869echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2870
b7860763 2871# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2872cmp -s $TMPH config.h &&
2873 echo "config.h is unchanged" ||
2874 mv -f $TMPH config.h
3d204385 2875
165af439 2876# build tree in object directory if source path is different from current one
90be59ef 2877if enabled source_path_used; then
b767b9cd
MR
2878 DIRS="
2879 doc
2880 libavcodec
2881 libavcodec/$arch
2882 libavdevice
2883 libavfilter
2884 libavformat
2885 libavutil
2886 libavutil/$arch
2887 libpostproc
2888 libswscale
2889 libswscale/$arch
2890 tests
2891 tools
2892 "
2893 FILES="
2894 Makefile
2895 common.mak
2896 subdir.mak
2897 doc/texi2pod.pl
2898 libavcodec/Makefile
2899 libavdevice/Makefile
2900 libavfilter/Makefile
2901 libavformat/Makefile
2902 libavutil/Makefile
2903 libpostproc/Makefile
2904 libswscale/Makefile
2905 "
165af439 2906 for dir in $DIRS ; do
7483e694 2907 mkdir -p $dir
165af439
MR
2908 done
2909 for f in $FILES ; do
20369773 2910 $ln_s "$source_path/$f" $f
165af439
MR
2911 done
2912fi
def4272a 2913
def4272a 2914
d0674868 2915# build pkg-config files
def4272a 2916
d0674868
DB
2917pkgconfig_generate(){
2918name=$1
b0dfd108 2919shortname=${name#lib}${build_suffix}
d0674868
DB
2920comment=$2
2921version=$3
2922libs=$4
2923requires=$5
25cd5cb3 2924cat <<EOF > $name/$name.pc
3e89171a 2925prefix=$prefix
a94e666c 2926exec_prefix=\${prefix}
f2b7382c 2927libdir=$libdir
7622778e 2928includedir=$incdir
def4272a 2929
d0674868
DB
2930Name: $name
2931Description: $comment
2932Version: $version
8cd6b388 2933Requires: $(enabled shared || echo $requires)
5dcfe9f8 2934Requires.private: $(enabled shared && echo $requires)
def4272a 2935Conflicts:
8cd6b388 2936Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2937Libs.private: $(enabled shared && echo $libs)
76a448ed 2938Cflags: -I\${includedir}
def4272a 2939EOF
25cd5cb3 2940cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2941prefix=
2942exec_prefix=
46d1ff83 2943libdir=\${pcfiledir}
1d44d365 2944includedir=${source_path}
def4272a 2945
d0674868
DB
2946Name: $name
2947Description: $comment
2948Version: $version
2949Requires: $requires
def4272a 2950Conflicts:
12701f6e 2951Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2952Cflags: -I\${includedir}
2953EOF
d0674868 2954}
def4272a 2955
e426941d 2956pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2957pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2958pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2959pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2960enabled avfilter &&
46983309 2961 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2962enabled postproc &&
e426941d 2963 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2964pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"