Fix an integer overflow in the AAC encoder.
[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
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
62560865
DB
72 echo
73 echo "Configuration options:"
e6b9d588
DB
74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
DB
76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
0a23c0bb
DB
79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
62560865
DB
81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
e6b9d588
DB
87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
62560865
DB
92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
62560865
DB
98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
17492d5e
DB
104 echo " --disable-vaapi disable VAAPI code"
105 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 106 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
62560865
DB
107 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
108 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
109 echo " --enable-beos-netserver enable BeOS netserver"
110 echo " --disable-encoder=NAME disable encoder NAME"
111 echo " --enable-encoder=NAME enable encoder NAME"
112 echo " --disable-encoders disable all encoders"
113 echo " --disable-decoder=NAME disable decoder NAME"
114 echo " --enable-decoder=NAME enable decoder NAME"
115 echo " --disable-decoders disable all decoders"
5666fd73
GB
116 echo " --disable-hwaccel=NAME disable hwaccel NAME"
117 echo " --enable-hwaccel=NAME enable hwaccel NAME"
118 echo " --disable-hwaccels disable all hwaccels"
62560865
DB
119 echo " --disable-muxer=NAME disable muxer NAME"
120 echo " --enable-muxer=NAME enable muxer NAME"
121 echo " --disable-muxers disable all muxers"
122 echo " --disable-demuxer=NAME disable demuxer NAME"
123 echo " --enable-demuxer=NAME enable demuxer NAME"
124 echo " --disable-demuxers disable all demuxers"
125 echo " --enable-parser=NAME enable parser NAME"
126 echo " --disable-parser=NAME disable parser NAME"
127 echo " --disable-parsers disable all parsers"
128 echo " --enable-bsf=NAME enable bitstream filter NAME"
129 echo " --disable-bsf=NAME disable bitstream filter NAME"
130 echo " --disable-bsfs disable all bitstream filters"
131 echo " --enable-protocol=NAME enable protocol NAME"
132 echo " --disable-protocol=NAME disable protocol NAME"
133 echo " --disable-protocols disable all protocols"
38e54a75
SS
134 echo " --disable-indev=NAME disable input device NAME"
135 echo " --disable-outdev=NAME disable output device NAME"
62560865
DB
136 echo " --disable-indevs disable input devices"
137 echo " --disable-outdevs disable output devices"
138 echo " --disable-devices disable all devices"
139 echo " --enable-filter=NAME enable filter NAME"
140 echo " --disable-filter=NAME disable filter NAME"
141 echo " --disable-filters disable all filters"
142 echo " --list-decoders show all available decoders"
143 echo " --list-encoders show all available encoders"
5666fd73 144 echo " --list-hwaccels show all available hardware accelerators"
62560865
DB
145 echo " --list-muxers show all available muxers"
146 echo " --list-demuxers show all available demuxers"
147 echo " --list-parsers show all available parsers"
148 echo " --list-protocols show all available protocols"
149 echo " --list-bsfs show all available bitstream filters"
150 echo " --list-indevs show all available input devices"
151 echo " --list-outdevs show all available output devices"
152 echo " --list-filters show all available filters"
0a622b98
MR
153 echo
154 echo "External library support:"
0a23c0bb 155 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc 156 echo " --enable-bzlib enable bzlib [autodetect]"
0b175caa
DB
157 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
158 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 159 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
DB
160 echo " and libraw1394 [no]"
161 echo " --enable-libdirac enable Dirac support via libdirac [no]"
162 echo " --enable-libfaac enable FAAC support via libfaac [no]"
163 echo " --enable-libfaad enable FAAD support via libfaad [no]"
164 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
165 echo " --enable-libgsm enable GSM support via libgsm [no]"
166 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 167 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 168 echo " native (de)muxer exists [no]"
9a77d59a 169 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
e6b9d588
DB
170 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
171 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
172 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 173 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
e6b9d588
DB
174 echo " native implementation exists [no]"
175 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 176 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 177 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 178 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 179 echo " --enable-zlib enable zlib [autodetect]"
74c53c2d
MR
180 echo ""
181 echo "Advanced options (experts only):"
182 echo " --source-path=PATH path to source code [$source_path]"
183 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 184 echo " --enable-cross-compile assume a cross-compiler is used"
c5200f17
MR
185 echo " --sysroot=PATH root of cross-build tree"
186 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 187 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
188 echo " --target-exec=CMD command to run executables on target"
189 echo " --target-path=DIR path to view of build directory on target"
89641463 190 echo " --nm=NM use nm tool"
313c46a6 191 echo " --as=AS use assembler AS [$as_default]"
15396d5c 192 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 193 echo " --ld=LD use linker LD"
9da6609f
MR
194 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
195 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
196 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
197 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
74c53c2d
MR
198 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
199 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
200 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
0a23c0bb
DB
202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$arch]"
204 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 205 echo " instruction selection, may crash on older CPUs)"
2b4c3615 206 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 207 echo " (requires enabling PMC)"
4f50c3d5 208 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 209 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 210 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
0a23c0bb
DB
211 echo " --disable-mmx disable MMX optimizations"
212 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 213 echo " --disable-sse disable SSE optimizations"
0a23c0bb
DB
214 echo " --disable-ssse3 disable SSSE3 optimizations"
215 echo " --disable-armv5te disable armv5te optimizations"
216 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 217 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 218 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 219 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
220 echo " --disable-mmi disable MMI optimizations"
221 echo " --disable-neon disable neon optimizations"
222 echo " --disable-vis disable VIS optimizations"
7595a5e4 223 echo " --disable-yasm disable use of yasm assembler"
0a622b98
MR
224 echo
225 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 226 echo " --disable-debug disable debugging symbols"
b7d49373 227 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 228 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 229 echo " --disable-optimizations disable compiler optimizations"
0a622b98 230 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 231 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
232 echo ""
233 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 234 exit 0
74c53c2d 235}
cf9d24ad 236
57bd82d4 237log(){
2270b4b2 238 echo "$@" >> $logfile
57bd82d4
MR
239}
240
720c69da 241log_file(){
c8e9f801 242 log BEGIN $1
2270b4b2 243 pr -n -t $1 >> $logfile
c8e9f801
MR
244 log END $1
245}
246
2ba042a7 247echolog(){
c8e9f801 248 log "$@"
57bd82d4 249 echo "$@"
2ba042a7
MR
250}
251
252die(){
253 echolog "$@"
254 cat <<EOF
d326cf7f 255
2ba042a7
MR
256If you think configure made a mistake, make sure you are using the latest
257version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 258ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 259EOF
e155a21a 260 if disabled logging; then
2ba042a7 261 cat <<EOF
e155a21a
DB
262Rerun configure with logging enabled (do not use --disable-logging), and
263include the log this produces with your report.
2ba042a7
MR
264EOF
265 else
266cat <<EOF
e155a21a
DB
267Include the log file "$logfile" produced by configure as this will help
268solving the problem.
2ba042a7
MR
269EOF
270 fi
57bd82d4
MR
271 exit 1
272}
273
6c6007d6 274# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 275toupper(){
6c6007d6 276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
277}
278
4a5444db 279tolower(){
6c6007d6 280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
281}
282
14a8acf1
MR
283c_escape(){
284 echo "$*" | sed 's/["\\]/\\\0/g'
285}
286
b04251c5
MR
287sh_quote(){
288 v=$(echo "$1" | sed "s/'/'\\\\''/g")
289 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
290 echo "$v"
291}
292
a8d04fba
MR
293set_all(){
294 value=$1
295 shift
296 for var in $*; do
297 eval $var=$value
298 done
299}
300
72a43668
MR
301set_weak(){
302 value=$1
303 shift
304 for var; do
305 eval : \${$var:=$value}
306 done
307}
308
799c9e9b
MR
309pushvar(){
310 for var in $*; do
311 eval level=\${${var}_level:=0}
312 eval ${var}_${level}="\$$var"
313 eval ${var}_level=$(($level+1))
314 done
315}
316
317popvar(){
318 for var in $*; do
319 eval level=\${${var}_level:-0}
320 test $level = 0 && continue
321 eval level=$(($level-1))
322 eval $var="\${${var}_${level}}"
323 eval ${var}_level=$level
324 eval unset ${var}_${level}
325 done
326}
327
a8d04fba
MR
328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
72a43668
MR
336enable_weak(){
337 set_weak yes $*
338}
339
340disable_weak(){
341 set_weak no $*
342}
343
72702705
MR
344enable_safe(){
345 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
346}
347
348disable_safe(){
349 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
350}
351
f9d328da
MR
352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
c510c7b5
MR
356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
c510c7b5
MR
359 popvar sgs
360 enable_deep_weak $sgs
f9d328da
MR
361 popvar var
362 done
363}
364
365enable_deep(){
366 do_enable_deep $*
367 enable $*
368}
369
72a43668
MR
370enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373}
374
57bd82d4 375enabled(){
3250003c
MR
376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
44161118
MR
378}
379
37970ebf 380disabled(){
3250003c
MR
381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
383}
384
44161118
MR
385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
85bca2c5
DB
391disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395}
396
44161118
MR
397enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401}
402
85bca2c5
DB
403disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
f7b230a7 407 return 1
85bca2c5
DB
408}
409
c9d19248
MR
410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
413 done
414}
415
4a0d6686
AJ
416is_in(){
417 value=$1
418 shift
419 for var in $*; do
420 [ $var = $value ] && return 0
421 done
422 return 1
423}
424
30fd06be
MR
425check_deps(){
426 for cfg; do
3250003c 427 cfg="${cfg#!}"
799c9e9b
MR
428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
30fd06be
MR
432 eval dep_all="\$${cfg}_deps"
433 eval dep_any="\$${cfg}_deps_any"
7ef3425f 434 eval dep_sel="\$${cfg}_select"
c510c7b5 435 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 436
c510c7b5
MR
437 pushvar cfg dep_all dep_any dep_sel dep_sgs
438 check_deps $dep_all $dep_any $dep_sel $dep_sgs
439 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 440
6a702d4c
MR
441 enabled_all $dep_all || disable $cfg
442 enabled_any $dep_any || disable $cfg
7ef3425f 443 disabled_any $dep_sel && disable $cfg
799c9e9b 444
4ec45764
RP
445 if enabled $cfg; then
446 eval dep_extralibs="\$${cfg}_extralibs"
447 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 448 enable_deep $dep_sel
c510c7b5 449 enable_deep_weak $dep_sgs
4ec45764
RP
450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
44161118
MR
456print_config(){
457 pfx=$1
458 header=$2
459 makefile=$3
460 shift 3
461 for cfg; do
5e622c40 462 ucname="$(toupper $cfg)"
44161118 463 if enabled $cfg; then
3d907e22 464 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
b250f9c6 467 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
468 fi
469 done
57bd82d4
MR
470}
471
472flags_saved(){
2270b4b2 473 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
dcd479c0
MR
478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481}
482
483restore_flags(){
f5d28d10 484 flags_saved || return
dcd479c0
MR
485 CFLAGS="$SAVE_CFLAGS"
486 LDFLAGS="$SAVE_LDFLAGS"
487 extralibs="$SAVE_extralibs"
488 unset SAVE_CFLAGS
489 unset SAVE_LDFLAGS
490 unset SAVE_extralibs
491}
492
493temp_cflags(){
494 save_flags
495 CFLAGS="$CFLAGS $*"
496}
497
498temp_ldflags(){
499 save_flags
500 LDFLAGS="$LDFLAGS $*"
501}
502
503temp_extralibs(){
504 save_flags
505 extralibs="$extralibs $*"
506}
507
57bd82d4
MR
508append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513}
514
50a334e4 515add_cppflags(){
caf458dd 516 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
517}
518
57bd82d4 519add_cflags(){
caf458dd 520 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
521}
522
2f2e6c7c 523add_asflags(){
caf458dd 524 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
525}
526
57bd82d4
MR
527add_ldflags(){
528 append LDFLAGS "$@"
529}
530
531add_extralibs(){
532 append extralibs "$@"
533}
534
b0cfb663 535check_cmd(){
b3cb5d51 536 log "$@"
2270b4b2 537 "$@" >> $logfile 2>&1
b0cfb663
MR
538}
539
dcd479c0 540check_cc(){
57bd82d4 541 log check_cc "$@"
2270b4b2 542 cat > $TMPC
720c69da 543 log_file $TMPC
50a334e4 544 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
545}
546
547check_cpp(){
548 log check_cpp "$@"
2270b4b2 549 cat > $TMPC
720c69da 550 log_file $TMPC
9e7f3277 551 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
552}
553
f65883c8
MR
554check_as(){
555 log check_as "$@"
556 cat > $TMPC
557 log_file $TMPC
2f2e6c7c 558 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
559}
560
940f335a
MR
561check_asm(){
562 log check_asm "$@"
563 name="$1"
564 asm="$2"
565 shift 2
f65883c8 566 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 567void foo(void){ __asm__ volatile($asm); }
940f335a
MR
568EOF
569}
570
304d586d
LM
571check_yasm(){
572 log check_yasm "$@"
573 echo "$1" > $TMPS
574 log_file $TMPS
575 shift 1
576 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
577}
578
dcd479c0 579check_ld(){
57bd82d4 580 log check_ld "$@"
0607887f 581 check_cc || return
3155a644
MR
582 flags=''
583 libs=''
584 for f; do
585 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
586 done
684b28e0 587 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
588}
589
50a334e4
MR
590check_cppflags(){
591 log check_cppflags "$@"
caf458dd
MR
592 set -- $($filter_cppflags "$@")
593 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
594int x;
595EOF
596}
597
dcd479c0 598check_cflags(){
57bd82d4 599 log check_cflags "$@"
caf458dd
MR
600 set -- $($filter_cflags "$@")
601 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
602int x;
603EOF
604}
605
606check_ldflags(){
57bd82d4
MR
607 log check_ldflags "$@"
608 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 609int main(void){ return 0; }
dcd479c0
MR
610EOF
611}
612
613check_header(){
57bd82d4 614 log check_header "$@"
dcd479c0
MR
615 header=$1
616 shift
b77df637
MR
617 disable_safe $header
618 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
619#include <$header>
620int x;
621EOF
622}
623
624check_func(){
57bd82d4 625 log check_func "$@"
dcd479c0
MR
626 func=$1
627 shift
d8bc5f06
MR
628 disable $func
629 check_ld "$@" <<EOF && enable $func
dcd479c0 630extern int $func();
c23a0ac8 631int main(void){ $func(); }
dcd479c0
MR
632EOF
633}
634
2446d3d6
DB
635check_func_headers(){
636 log check_func_headers "$@"
f8d7b072
MR
637 headers=$1
638 func=$2
639 shift 2
640 disable $func
641 incs=""
642 for hdr in $headers; do
643 incs="$incs
644#include <$hdr>"
645 done
cd0d9a9d 646 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 647$incs
d6773f56 648int main(int argc, char **argv){
2b2c2a81 649 return (long) $func;
f8d7b072
MR
650}
651EOF
652}
653
a5344cf7
SS
654check_cpp_condition(){
655 log check_cpp_condition "$@"
656 header=$1
657 condition=$2
658 check_cpp <<EOF
659#include <$header>
660#if !($condition)
661#error "unsatisfied condition: $condition"
662#endif
663EOF
664}
665
57bd82d4
MR
666check_lib(){
667 log check_lib "$@"
668 header="$1"
669 func="$2"
670 shift 2
fcfcde17
MR
671 temp_extralibs "$@"
672 check_header $header && check_func $func && add_extralibs "$@"
673 err=$?
674 restore_flags
675 return $err
57bd82d4
MR
676}
677
f8d7b072
MR
678check_lib2(){
679 log check_lib2 "$@"
680 headers="$1"
681 func="$2"
682 shift 2
683 temp_extralibs "$@"
2446d3d6 684 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
685 err=$?
686 restore_flags
687 return $err
688}
689
dcd479c0 690check_exec(){
2270b4b2 691 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
692}
693
7dfef245 694check_exec_crash(){
5e622c40 695 code=$(cat)
7dfef245
MR
696
697 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
698 # are safe but may not be available everywhere. Thus we use
699 # raise(SIGTERM) instead. The check is run in a subshell so we
700 # can redirect the "Terminated" message from the shell. SIGBUS
701 # is not defined by standard C so it is used conditionally.
702
2270b4b2 703 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
704#include <signal.h>
705static void sighandler(int sig){
706 raise(SIGTERM);
707}
e5af4a11 708int main(void){
7dfef245
MR
709 signal(SIGILL, sighandler);
710 signal(SIGFPE, sighandler);
711 signal(SIGSEGV, sighandler);
712#ifdef SIGBUS
713 signal(SIGBUS, sighandler);
714#endif
715 { $code }
716}
717EOF
718}
719
72be9e73
DY
720check_type(){
721 log check_type "$@"
722 headers=$1
723 type=$2
724 shift 2
725 disable $type
726 incs=""
727 for hdr in $headers; do
728 incs="$incs
729#include <$hdr>"
730 done
731 check_cc "$@" <<EOF && enable $type
732$incs
733$type v;
734EOF
735}
736
57bd82d4
MR
737require(){
738 name="$1"
739 header="$2"
740 func="$3"
741 shift 3
742 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
743}
744
f8d7b072
MR
745require2(){
746 name="$1"
747 headers="$2"
748 func="$3"
749 shift 3
750 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
751}
752
eea50282
MR
753check_foo_config(){
754 cfg=$1
755 pkg=$2
756 header=$3
757 func=$4
758 shift 4
759 disable $cfg
760 check_cmd ${pkg}-config --version
761 err=$?
762 if test "$err" = 0; then
5e622c40
DB
763 temp_cflags $(${pkg}-config --cflags)
764 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
765 check_lib "$@" $header $func && enable $cfg
766 fi
767 return $err
768}
769
c505dd31
MR
770apply(){
771 file=$1
772 shift
773 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
774}
775
dcd61286
DB
776# CONFIG_LIST contains configurable options, while HAVE_LIST is for
777# system-dependent things.
778
4a0d6686
AJ
779COMPONENT_LIST="
780 bsfs
781 decoders
782 demuxers
783 encoders
3cde40aa 784 filters
5666fd73 785 hwaccels
c552605c 786 indevs
4a0d6686 787 muxers
c552605c 788 outdevs
4a0d6686
AJ
789 parsers
790 protocols
791"
792
793CONFIG_LIST="
794 $COMPONENT_LIST
e8ed9b7a 795 aandct
f7679c54
VS
796 avfilter
797 avfilter_lavf
c88f5d72
MR
798 avisynth
799 beos_netserver
f402916e 800 bzlib
27a9466b 801 fastdiv
c88f5d72
MR
802 ffmpeg
803 ffplay
804 ffserver
1848f7d9 805 fft
4f034993 806 golomb
c88f5d72 807 gpl
ecfc4f44 808 gprof
d8d0d0b2 809 gray
3abe5fbd 810 hardcoded_tables
c88f5d72 811 ipv6
f7b8bffe 812 libdc1394
690bfceb 813 libdirac
2eed5a46
DB
814 libfaac
815 libfaad
816 libfaadbin
c88f5d72 817 libgsm
6ebe07fb 818 libmp3lame
c88f5d72 819 libnut
0b175caa
DB
820 libopencore_amrnb
821 libopencore_amrwb
9a77d59a 822 libopenjpeg
f7cd9eed 823 libschroedinger
ae14f311 824 libspeex
150d2772 825 libtheora
c88f5d72 826 libvorbis
1cc60c47
DB
827 libx264
828 libxvid
47a158cb 829 mdct
c88f5d72 830 memalign_hack
a8150374 831 mlib
c88f5d72
MR
832 mpegaudio_hp
833 network
3fe142e2 834 nonfree
4a24ab64 835 postproc
2b4c3615 836 powerpc_perf
68602540 837 rdft
e90f5b5a 838 runtime_cpudetect
2e35e684 839 shared
bd2216e4 840 small
2e35e684 841 static
a9ddb5b1 842 swscale_alpha
17492d5e
DB
843 vaapi
844 vdpau
9cad0e4e 845 version3
56a059ac 846 x11grab
c88f5d72 847 zlib
4a0d6686 848"
c88f5d72 849
8eee7025
DB
850THREADS_LIST='
851 beosthreads
d22e8442 852 os2threads
8eee7025
DB
853 pthreads
854 w32threads
855'
856
3f5b56e5
MR
857ARCH_LIST='
858 alpha
a2fc0f6a 859 arm
3f5b56e5
MR
860 bfin
861 ia64
862 m68k
863 mips
bae3abb0 864 mips64
3f5b56e5 865 parisc
79cb09b2 866 ppc
34d11b87 867 ppc64
3f5b56e5
MR
868 s390
869 sh4
870 sparc
871 sparc64
872 x86
873 x86_32
874 x86_64
875'
876
877ARCH_EXT_LIST='
1ac9331a 878 altivec
3bf96eec 879 amd3dnow
a1ef9f08 880 amd3dnowext
1ac9331a 881 armv5te
edab3048 882 armv6
ab5cb084 883 armv6t2
f55b299a 884 armvfp
3f5b56e5
MR
885 iwmmxt
886 mmi
887 mmx
d7f0920b 888 mmx2
6b18d278 889 neon
799fde37 890 ppc4xx
1bb04d5a 891 sse
9eeed841 892 ssse3
bd9d34a0 893 vis
3f5b56e5
MR
894'
895
896HAVE_LIST="
897 $ARCH_EXT_LIST
898 $THREADS_LIST
35fd8122 899 alsa_asoundlib_h
3f5b56e5 900 altivec_h
c9fdab0d 901 arpa_inet_h
e7ea5e3d 902 attribute_packed
08a85a59 903 bigendian
6bd859d6 904 bswap
ecf97f22 905 closesocket
1ac9331a 906 cmov
e16e49ac 907 conio_h
c88f5d72 908 dcbzl
f8aa696f
DB
909 dev_bktr_ioctl_bt848_h
910 dev_bktr_ioctl_meteor_h
911 dev_ic_bt8xx_h
912 dev_video_meteor_ioctl_meteor_h
913 dev_video_bktr_ioctl_bt848_h
18b67ae5 914 dlfcn_h
c88f5d72 915 dlopen
bc574408 916 dos_paths
245626d0
DB
917 ebp_available
918 ebx_available
c2a29455 919 fast_64bit
7073e9fc 920 fast_cmov
7b829d2a 921 fast_unaligned
9d99cc5a 922 fork
da9e86f8 923 gethrtime
4e68cb8a 924 GetProcessTimes
66be5b45 925 getrusage
2e1913b1 926 inet_aton
61d251db 927 inline_asm
9f5ff83f 928 ldbrx
0b4a1821
AS
929 libdc1394_1
930 libdc1394_2
a33cab3a 931 llrint
291fd18a 932 log2
85dd97ad 933 loongson
a33cab3a 934 lrint
c88f5d72 935 lrintf
e4673692 936 lzo1x_999_compress
f8aa696f
DB
937 machine_ioctl_bt848_h
938 machine_ioctl_meteor_h
c88f5d72
MR
939 malloc_h
940 memalign
6ffa87d3 941 mkstemp
b4e806b2 942 pld
1f91cdce 943 posix_memalign
a33cab3a
MK
944 round
945 roundf
c88f5d72
MR
946 sdl
947 sdl_video_size
b507ebd1 948 setmode
72be9e73 949 socklen_t
deb29777 950 soundcard_h
f8cda19e 951 poll_h
b58412f1 952 sys_mman_h
b091aa44 953 sys_resource_h
81644c2e 954 sys_select_h
deb29777 955 sys_soundcard_h
1b6e8b73 956 sys_videoio_h
d3a4b4e0 957 ten_operands
e16e49ac 958 termios_h
b265431e 959 threads
7b04b8a0 960 truncf
7c5bfe7a 961 VirtualAlloc
6ff3f3e7 962 winsock2_h
cc078b5d 963 xform_asm
304d586d 964 yasm
0cb78cef 965"
44161118 966
b6bb00b0
MR
967# options emitted with CONFIG_ prefix but not available on command line
968CONFIG_EXTRA="
9cad0e4e
DB
969 gplv3
970 lgplv3
b6bb00b0
MR
971"
972
520cc7f1 973CMDLINE_SELECT="
3f5b56e5 974 $ARCH_EXT_LIST
520cc7f1 975 $CONFIG_LIST
8eee7025 976 $THREADS_LIST
db6107b6 977 cross_compile
520cc7f1
MR
978 debug
979 extra_warnings
8c6afa4d 980 logging
d2bbb2f7 981 optimizations
87a0fb62 982 stripping
7595a5e4 983 yasm
520cc7f1 984"
426be5dc
DB
985
986PATHS_LIST='
d156bede 987 bindir
14a8acf1 988 datadir
26759c44
MR
989 incdir
990 libdir
26759c44
MR
991 mandir
992 prefix
993 shlibdir
426be5dc
DB
994'
995
996CMDLINE_SET="
997 $PATHS_LIST
998 arch
313c46a6 999 as
426be5dc
DB
1000 build_suffix
1001 cc
1002 cpu
1003 cross_prefix
50567afa 1004 dep_cc
7f32f40c 1005 extra_cflags
ac63af34 1006 extra_version
9da6609f
MR
1007 host_cc
1008 host_cflags
1009 host_ldflags
1010 host_libs
82bb3329 1011 host_os
684b28e0 1012 ld
426be5dc 1013 logfile
89641463 1014 nm
26759c44 1015 source_path
c5200f17
MR
1016 sysinclude
1017 sysroot
a7ada2ba 1018 target_exec
26759c44 1019 target_os
a7ada2ba 1020 target_path
426be5dc 1021"
520cc7f1 1022
912f3148
DB
1023# code dependency declarations
1024
9eeed841 1025# architecture extensions
79cb09b2 1026altivec_deps="ppc"
3bf96eec 1027amd3dnow_deps="mmx"
a1ef9f08 1028amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1029armv5te_deps="arm"
1030armv6_deps="arm"
ab5cb084 1031armv6t2_deps="arm"
a2fc0f6a
MR
1032armvfp_deps="arm"
1033iwmmxt_deps="arm"
e241ba14 1034mmi_deps="mips"
9eeed841 1035mmx_deps="x86"
75aa95a6 1036mmx2_deps="mmx"
a2fc0f6a 1037neon_deps="arm"
799fde37 1038ppc4xx_deps="ppc"
75aa95a6
DB
1039sse_deps="mmx"
1040ssse3_deps="sse"
bd9d34a0 1041vis_deps="sparc"
9eeed841 1042
89e053f8 1043need_memalign="altivec neon sse"
6fec122a 1044inline_asm_deps="!tms470"
89e053f8 1045
5666fd73 1046# decoders / encoders / hardware accelerators
47a158cb 1047aac_decoder_select="fft mdct"
47a158cb
MR
1048ac3_decoder_select="fft mdct"
1049atrac3_decoder_select="fft mdct"
4f034993 1050cavs_decoder_select="golomb"
47a158cb 1051cook_decoder_select="fft mdct"
2eef7c62 1052cscd_decoder_suggest="zlib"
47a158cb 1053dca_decoder_select="fft mdct"
e8ed9b7a 1054dnxhd_encoder_select="aandct"
2eef7c62 1055dxa_decoder_select="zlib"
47a158cb 1056eac3_decoder_select="fft mdct"
e8ed9b7a 1057eatgq_decoder_select="aandct"
d52b39c7 1058eatqi_decoder_select="aandct"
4f034993
MR
1059ffv1_decoder_select="golomb"
1060flac_decoder_select="golomb"
1061flac_encoder_select="golomb"
2eef7c62
AJ
1062flashsv_decoder_select="zlib"
1063flashsv_encoder_select="zlib"
e8ed9b7a
DB
1064flv_encoder_select="aandct"
1065h261_encoder_select="aandct"
1066h263_encoder_select="aandct"
ff418735 1067h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1068h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1069h263p_encoder_select="aandct"
4f034993 1070h264_decoder_select="golomb"
ff418735 1071h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1072h264_vaapi_hwaccel_select="vaapi"
711dae77 1073h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1074h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1075imc_decoder_select="fft mdct"
4f034993
MR
1076jpegls_decoder_select="golomb"
1077jpegls_encoder_select="golomb"
e8ed9b7a 1078ljpeg_encoder_select="aandct"
4f034993 1079loco_decoder_select="golomb"
e8ed9b7a
DB
1080mjpeg_encoder_select="aandct"
1081mpeg1video_encoder_select="aandct"
1082mpeg2video_encoder_select="aandct"
1083mpeg4_encoder_select="aandct"
711dae77 1084mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1085mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1086mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1087mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1088mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1089mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1090mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1091mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1092mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1093msmpeg4v1_encoder_select="aandct"
1094msmpeg4v2_encoder_select="aandct"
1095msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1096nellymoser_decoder_select="fft mdct"
1097nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1098png_decoder_select="zlib"
1099png_encoder_select="zlib"
63cae55d 1100qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1101rv10_encoder_select="aandct"
1102rv20_encoder_select="aandct"
d52b39c7
AJ
1103rv30_decoder_select="golomb"
1104rv40_decoder_select="golomb"
4f034993
MR
1105shorten_decoder_select="golomb"
1106sonic_decoder_select="golomb"
1107sonic_encoder_select="golomb"
1108sonic_ls_encoder_select="golomb"
1109svq3_decoder_select="golomb"
bee2eac5 1110svq3_decoder_suggest="zlib"
2eef7c62
AJ
1111tiff_decoder_suggest="zlib"
1112tiff_encoder_suggest="zlib"
1113tscc_decoder_select="zlib"
ff418735 1114vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1115vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1116vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1117vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1118vorbis_decoder_select="fft mdct"
1119vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1120vp6a_decoder_select="vp6_decoder"
1121vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1122wmav1_decoder_select="fft mdct"
1123wmav1_encoder_select="fft mdct"
1124wmav2_decoder_select="fft mdct"
1125wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1126wmv1_encoder_select="aandct"
1127wmv2_encoder_select="aandct"
015f8ee0
DB
1128wmv3_decoder_select="vc1_decoder"
1129wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1130wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1131zlib_decoder_select="zlib"
1132zlib_encoder_select="zlib"
1133zmbv_decoder_select="zlib"
1134zmbv_encoder_select="zlib"
30fd06be 1135
28b80940
DB
1136# parsers
1137h264_parser_select="golomb"
1138
912f3148 1139# external libraries
1b71f045 1140libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1141libdirac_encoder_deps="libdirac"
c9171a83 1142libfaac_encoder_deps="libfaac"
69ddbd1d 1143libfaad_decoder_deps="libfaad"
4ec45764 1144libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1145libgsm_decoder_deps="libgsm"
1146libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1147libgsm_ms_decoder_deps="libgsm"
1148libgsm_ms_encoder_deps="libgsm"
1cc60c47 1149libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1150libopencore_amrnb_decoder_deps="libopencore_amrnb"
1151libopencore_amrnb_encoder_deps="libopencore_amrnb"
1152libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1153libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1154libschroedinger_decoder_deps="libschroedinger"
1155libschroedinger_encoder_deps="libschroedinger"
ae14f311 1156libspeex_decoder_deps="libspeex"
150d2772 1157libtheora_encoder_deps="libtheora"
b0caf888 1158libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1159libx264_encoder_deps="libx264"
1160libxvid_encoder_deps="libxvid"
30fd06be 1161
912f3148 1162# demuxers / muxers
03a76ba9 1163ac3_demuxer_deps="ac3_parser"
647c2356 1164asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1165avisynth_demuxer_deps="avisynth"
1166dirac_demuxer_deps="dirac_parser"
647c2356 1167ipod_muxer_select="mov_muxer"
4e622dea
SS
1168libnut_demuxer_deps="libnut"
1169libnut_muxer_deps="libnut"
647c2356 1170matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1171matroska_demuxer_suggest="zlib bzlib"
1172mov_demuxer_suggest="zlib"
1173mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1174mp4_muxer_select="mov_muxer"
1175mpegtsraw_demuxer_select="mpegts_demuxer"
1176mxf_d10_muxer_select="mxf_muxer"
1177psp_muxer_select="mov_muxer"
4e622dea
SS
1178redir_demuxer_deps="network"
1179rtp_muxer_deps="network rtp_protocol"
1180rtsp_demuxer_deps="sdp_demuxer"
1181sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1182tg2_muxer_select="mov_muxer"
1183tgp_muxer_select="mov_muxer"
4e622dea
SS
1184
1185# indevs / outdevs
38e54a75
SS
1186alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1187alsa_indev_extralibs="-lasound"
1188alsa_outdev_deps="alsa_asoundlib_h"
1189alsa_outdev_extralibs="-lasound"
1190audio_beos_indev_deps="audio_beos"
1191audio_beos_indev_extralibs="-lmedia -lbe"
1192audio_beos_outdev_deps="audio_beos"
1193audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1194bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1195dv1394_indev_deps="dv1394 dv_demuxer"
1196jack_indev_deps="jack_jack_h"
1197jack_indev_extralibs="-ljack"
1198libdc1394_indev_deps="libdc1394"
38e54a75
SS
1199oss_indev_deps_any="soundcard_h sys_soundcard_h"
1200oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1201v4l_indev_deps="linux_videodev_h"
1202v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1203vfwcap_indev_deps="capCreateCaptureWindow"
1204vfwcap_indev_extralibs="-lvfw32"
1205x11_grab_device_indev_deps="x11grab XShmCreateImage"
1206x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1207
912f3148 1208# protocols
3fff6382 1209gopher_protocol_deps="network"
c08fb000
AB
1210http_protocol_deps="network"
1211rtp_protocol_deps="udp_protocol"
1212tcp_protocol_deps="network"
1213udp_protocol_deps="network"
1214
f7679c54 1215# filters
81124ba0 1216movie_filter_deps="avfilter_lavf"
f7679c54 1217
912f3148 1218# programs
fa859b4d 1219ffplay_deps="sdl"
6ad42348 1220ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1221ffserver_extralibs='$ldl'
a2830dca 1222
912f3148 1223
de6d9b64 1224# default parameters
8a608357 1225
2ba042a7 1226logfile="config.err"
8a608357
MR
1227
1228# installation paths
c9d19248
MR
1229prefix_default="/usr/local"
1230bindir_default='${prefix}/bin'
14a8acf1 1231datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1232incdir_default='${prefix}/include'
1233libdir_default='${prefix}/lib'
1234mandir_default='${prefix}/share/man'
1235shlibdir_default="$libdir_default"
8a608357
MR
1236
1237# toolchain
11e6d03a 1238ar="ar"
13c7df3d 1239cc_default="gcc"
9da6609f 1240host_cc_default="gcc"
11e6d03a 1241ln_s="ln -sf"
89641463 1242nm_default="nm"
11e6d03a 1243objformat="elf"
be7109c1 1244ranlib="ranlib"
0f3cb305 1245strip="strip"
11e6d03a 1246yasmexe="yasm"
8a608357
MR
1247
1248# machine
5e622c40 1249arch=$(uname -m)
38d0a8aa 1250cpu="generic"
8a608357 1251
8a608357 1252# OS
4f854758 1253target_os=$(tolower $(uname -s))
82bb3329 1254host_os=$target_os
8a608357 1255
8a608357 1256# configurable options
497237c7 1257enable debug
aa033b1e 1258enable fastdiv
497237c7
RP
1259enable ffmpeg
1260enable ffplay
1261enable ffserver
1262enable ipv6
497237c7
RP
1263enable mpegaudio_hp
1264enable network
8400d6b8 1265enable optimizations
497237c7 1266enable protocols
530dc538 1267enable static
87a0fb62 1268enable stripping
a9ddb5b1 1269enable swscale_alpha
8a608357 1270
8a608357 1271# build settings
9987769a 1272SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1273FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1274LIBPREF="lib"
1275LIBSUF=".a"
c5f14466
RP
1276FULLNAME='$(NAME)$(BUILDSUF)'
1277LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1278SLIBPREF="lib"
1279SLIBSUF=".so"
c5f14466 1280SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1281SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1282SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1283LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1284
7e6c86e6
MR
1285CC_O='-o $@'
1286
9da6609f
MR
1287host_cflags='-O3 -g -Wall'
1288host_libs='-lm'
1289
a7ada2ba
MR
1290target_path='.'
1291
0d7dca36
DB
1292# gcc stupidly only outputs the basename of targets with -MM, but we need the
1293# full relative path for objects in subdirectories for non-recursive Make.
d8059267
MR
1294DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
1295DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1296
c597172e 1297# find source path
5e622c40 1298source_path="$(dirname "$0")"
497237c7 1299enable source_path_used
24524f36 1300if test -f configure; then
5e622c40 1301 source_path="$(pwd)"
497237c7 1302 disable source_path_used
c597172e 1303else
5e622c40 1304 source_path="$(cd "$source_path"; pwd)"
c597172e 1305 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1306 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1307 test -e "$source_path/config.h" &&
1308 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1309fi
1310
13cbe2c0 1311for v in "$@"; do
b04251c5
MR
1312 r=${v#*=}
1313 l=${v%"$r"}
1314 r=$(sh_quote "$r")
13cbe2c0
MR
1315 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1316done
c597172e 1317
73ef8980
MR
1318find_things(){
1319 thing=$1
1320 pattern=$2
1321 file=$source_path/$3
932ccf39 1322 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1323}
1324
1325ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1326DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1327HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1328PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1329BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1330MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1331DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1332OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1333INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1334PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1335FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1336
7483e694
DB
1337enable $ARCH_EXT_LIST \
1338 $DECODER_LIST \
1339 $ENCODER_LIST \
5666fd73 1340 $HWACCEL_LIST \
7483e694
DB
1341 $PARSER_LIST \
1342 $BSF_LIST \
1343 $DEMUXER_LIST \
1344 $MUXER_LIST \
f7679c54 1345 $FILTER_LIST \
7483e694
DB
1346 $PROTOCOL_LIST \
1347 $INDEV_LIST \
1348 $OUTDEV_LIST \
c597172e
MR
1349
1350die_unknown(){
1351 echo "Unknown option \"$1\"."
1352 echo "See $0 --help for available options."
1353 exit 1
1354}
1355
794f8e97 1356show_list() {
bf0c4afa
RP
1357 suffix=_$1
1358 shift
1359 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1360 exit 0
1361}
1362
c597172e 1363for opt do
7483e694
DB
1364 optval="${opt#*=}"
1365 case "$opt" in
0f010b2f 1366 --extra-ldflags=*) add_ldflags $optval
7483e694 1367 ;;
0f010b2f 1368 --extra-libs=*) add_extralibs $optval
7483e694 1369 ;;
8fb1cb58 1370 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1371 ;;
40bcf4c7
BL
1372 --enable-debug=*) debuglevel="$optval"
1373 ;;
7483e694 1374 --enable-*=*|--disable-*=*)
5e622c40 1375 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1376 case "$thing" in
38e54a75 1377 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1378 *) die_unknown "$opt" ;;
1379 esac
1380 ;;
1381 --enable-?*|--disable-?*)
5e622c40 1382 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1383 if is_in $option $COMPONENT_LIST; then
fed5d54b 1384 test $action = disable && action=unset
e3773a55
MR
1385 eval $action \$$(toupper ${option%s})_LIST
1386 elif is_in $option $CMDLINE_SELECT; then
1387 $action $option
1388 else
1389 die_unknown $opt
1390 fi
7483e694
DB
1391 ;;
1392 --list-*)
1393 NAME="${opt#--list-}"
1394 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1395 NAME=${NAME%s}
1396 eval show_list $NAME \$$(toupper $NAME)_LIST
1397 ;;
1398 --help|-h) show_help
1399 ;;
1400 *)
884a36a7 1401 optname="${opt%%=*}"
26759c44
MR
1402 optname="${optname#--}"
1403 optname=$(echo "$optname" | sed 's/-/_/g')
1404 is_in $optname $CMDLINE_SET || die_unknown $opt
1405 eval $optname='$optval'
7483e694
DB
1406 ;;
1407 esac
c597172e
MR
1408done
1409
bcea99bb
MR
1410disabled logging && logfile=/dev/null
1411
13cbe2c0 1412echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1413set >> $logfile
1414
9da6609f
MR
1415test -n "$cross_prefix" && enable cross_compile
1416
adb2b908 1417ar="${cross_prefix}${ar}"
11e6d03a 1418cc_default="${cross_prefix}${cc_default}"
20e0ed95 1419nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1420ranlib="${cross_prefix}${ranlib}"
1421strip="${cross_prefix}${strip}"
1422
c5200f17
MR
1423sysinclude_default="${sysroot}/usr/include"
1424
75800dce 1425set_default cc nm sysinclude
9da6609f
MR
1426enabled cross_compile || host_cc_default=$cc
1427set_default host_cc
13c7df3d 1428
82bb3329
MR
1429exesuf() {
1430 case $1 in
1431 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1432 esac
1433}
1434
1435EXESUF=$(exesuf $target_os)
1436HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1437
e4e69e0b 1438# set temporary file name
a49d42c2 1439: ${TMPDIR:=$TEMPDIR}
c51fafa1 1440: ${TMPDIR:=$TMP}
a49d42c2 1441: ${TMPDIR:=/tmp}
e4e69e0b 1442
54460a83
MR
1443if ! check_cmd type mktemp; then
1444 # simple replacement for missing mktemp
1445 # NOT SAFE FOR GENERAL USE
1446 mktemp(){
1447 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1448 }
1449fi
1450
1451tmpfile(){
1452 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1453 (set -C; exec > $tmp) 2>/dev/null ||
1454 die "Unable to create temoporary file in $TMPDIR."
1455 append TMPFILES $tmp
1456 eval $1=$tmp
1457}
1458
1459trap 'rm -f -- $TMPFILES' EXIT
1460trap exit HUP INT TERM
1461
1462tmpfile TMPC .c
1463tmpfile TMPE $EXESUF
1464tmpfile TMPH .h
1465tmpfile TMPO .o
1466tmpfile TMPS .S
1467tmpfile TMPSH .sh
1468
1469unset -f mktemp
e4e69e0b 1470
993f2d0f
MR
1471# make sure we can execute files in $TMPDIR
1472cat > $TMPSH 2>> $logfile <<EOF
1473#! /bin/sh
1474EOF
1475chmod +x $TMPSH >> $logfile 2>&1
1476if ! $TMPSH >> $logfile 2>&1; then
1477 cat <<EOF
1478Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1479variable to another directory and make sure that it is not mounted noexec.
1480EOF
1481 die "Sanity test failed."
1482fi
993f2d0f 1483
19b4c628
MR
1484filter_cflags=echo
1485filter_cppflags=echo
1486filter_asflags=echo
1487
3a636b6f 1488if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1489 cc_type=gcc
1490elif $cc --version 2>/dev/null | grep -q Intel; then
1491 cc_type=icc
1492elif $cc -v 2>&1 | grep -q xlc; then
1493 cc_type=xlc
df442a8d
MR
1494elif $cc -V 2>/dev/null | grep -q Compaq; then
1495 cc_type=ccc
d8059267 1496 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1497 debuglevel=3
df442a8d 1498 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1499elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1500 test -d "$sysroot" || die "No valid sysroot specified."
1501 cc_type=armcc
1502 armcc_conf="$PWD/armcc.conf"
1503 $cc --arm_linux_configure \
1504 --arm_linux_config_file="$armcc_conf" \
1505 --configure_sysroot="$sysroot" \
1506 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1507 die "Error creating armcc configuration file."
1508 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1509 as_default="${cross_prefix}gcc"
6fec122a
MR
1510elif $cc -version 2>/dev/null | grep -q TMS470; then
1511 cc_type=tms470
1512 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1513 CC_O='-fr=$(@D)'
1514 as_default="${cross_prefix}gcc"
1515 ld_default="${cross_prefix}gcc"
1516 dep_cc_default="${cross_prefix}gcc"
1517 TMPO=$(basename $TMPC .c).o
1518 append TMPFILES $TMPO
1519 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
1520 DEPFLAGS='$(CPPFLAGS) -MM'
1521 filter_cflags=tms470_flags
1522 tms470_flags(){
1523 for flag; do
1524 case $flag in
1525 -march=*|-mcpu=*)
1526 case "${flag#*=}" in
1527 armv7-a|cortex-a*) echo -mv=7a8 ;;
1528 armv7-r|cortex-r*) echo -mv=7r4 ;;
1529 armv7-m|cortex-m*) echo -mv=7m3 ;;
1530 armv6*|arm11*) echo -mv=6 ;;
1531 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1532 echo -mv=5e ;;
1533 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1534 esac
1535 ;;
1536 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1537 -mfpu=vfp) echo --float_support=vfpv2 ;;
1538 -mfpu=softvfp) echo --float_support=vfplib ;;
1539 -Os) echo -O3 -mf=2 ;;
1540 -O[0-3]) echo $flag -mf=5 ;;
1541 -g) echo -g -mn ;;
1542 esac
1543 done
1544 }
629687f6
MR
1545fi
1546
1547test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1548
75bafbac 1549: ${as_default:=$cc}
50567afa 1550: ${dep_cc_default:=$cc}
684b28e0 1551: ${ld_default:=$cc}
50567afa 1552set_default as dep_cc ld
75800dce 1553
7f32f40c 1554add_cflags $extra_cflags
2f2e6c7c 1555add_asflags $extra_cflags
7f32f40c 1556
154d432c
MR
1557if test -n "$sysroot"; then
1558 case "$cc_type" in
1559 gcc)
467256f2 1560 add_cppflags --sysroot="$sysroot"
154d432c
MR
1561 add_ldflags --sysroot="$sysroot"
1562 ;;
6fec122a
MR
1563 tms470)
1564 add_cppflags -I"$sysinclude"
1565 add_ldflags --sysroot="$sysroot"
1566 ;;
154d432c
MR
1567 esac
1568fi
1569
df5cdc24
MR
1570# Add processor-specific flags
1571case $cpu in
1572 601|ppc601|PowerPC601)
1573 cpuflags="-mcpu=601"
1574 ;;
1575 603*|ppc603*|PowerPC603*)
1576 cpuflags="-mcpu=603"
1577 ;;
1578 604*|ppc604*|PowerPC604*)
1579 cpuflags="-mcpu=604"
1580 ;;
1581 G3|g3|75*|ppc75*|PowerPC75*)
1582 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1583 ;;
1584 G4|g4|745*|ppc745*|PowerPC745*)
1585 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1586 ;;
1587 74*|ppc74*|PowerPC74*)
1588 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1589 ;;
1590 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1591 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1592 ;;
1593 Cell|CELL|cell)
1594 cpuflags="-mcpu=cell"
1595 enable ldbrx
1596 ;;
1597 # targets that do NOT support conditional mov (cmov)
1598 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1599 cpuflags="-march=$cpu"
1600 disable cmov
1601 ;;
1602 # targets that do support conditional mov (cmov)
1603 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
1604 cpuflags="-march=$cpu"
1605 enable cmov
1606 enable fast_cmov
1607 ;;
1608 # targets that do support conditional mov but on which it's slow
1609 pentium4|pentium4m|prescott|nocona)
1610 cpuflags="-march=$cpu"
1611 enable cmov
1612 disable fast_cmov
1613 ;;
1614 sparc64)
1615 cpuflags="-mcpu=v9"
1616 ;;
1617 arm11*|cortex*)
1618 cpuflags="-mcpu=$cpu"
1619 enable fast_unaligned
1620 ;;
1621 armv[67]*)
1622 cpuflags="-march=$cpu"
1623 enable fast_unaligned
1624 ;;
1625 armv*)
1626 cpuflags="-march=$cpu"
1627 ;;
1628 arm*)
1629 cpuflags="-mcpu=$cpu"
1630 ;;
1631 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1632 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1633 ;;
1634 bf*)
1635 cpuflags="-mcpu=$cpu"
1636 ;;
1637 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1638 cpuflags="-march=$cpu"
1639 ;;
1640 generic)
1641 ;;
1642 *)
1643 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1644 ;;
1645esac
1646
1647add_cflags $cpuflags
1648add_asflags $cpuflags
1649
993f2d0f
MR
1650# compiler sanity check
1651check_exec <<EOF
1652int main(void){ return 0; }
1653EOF
1654if test "$?" != 0; then
1655 echo "$cc is unable to create an executable file."
1656 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1657 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1658 echo "Only do this if you know what cross compiling means."
1659 fi
1660 die "C compiler test failed."
1661fi
1662
38a9c529 1663add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1664check_cflags -std=c99
50a334e4 1665check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1666#include <stdlib.h>
1667EOF
50a334e4 1668check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1669#include <stdlib.h>
1670EOF
e9b9a2f8 1671
b24dbcbd 1672case "$arch" in
b24dbcbd
RP
1673 alpha)
1674 arch="alpha"
1675 enable fast_64bit
c0a02a3e 1676 check_cflags -mieee
b24dbcbd 1677 ;;
cfdb6148
MR
1678 arm|armv[4567]*l)
1679 arch="arm"
b24dbcbd 1680 ;;
f4870943
MR
1681 avr32)
1682 ;;
cfdb6148
MR
1683 bfin)
1684 arch="bfin"
1685 ;;
1686 ia64)
1687 arch="ia64"
b24dbcbd 1688 enable fast_64bit
cfdb6148
MR
1689 ;;
1690 m68k)
1691 arch="m68k"
b24dbcbd 1692 ;;
de3a1240 1693 mips|mipsel|IP*)
b24dbcbd
RP
1694 arch="mips"
1695 ;;
de3a1240
DB
1696 mips64)
1697 arch="mips"
bae3abb0 1698 subarch="mips64"
de3a1240
DB
1699 enable fast_64bit
1700 ;;
61597a98 1701 parisc|hppa)
b24dbcbd
RP
1702 arch="parisc"
1703 ;;
61597a98 1704 parisc64|hppa64)
b24dbcbd
RP
1705 arch="parisc"
1706 enable fast_64bit
1707 ;;
cfdb6148
MR
1708 "Power Macintosh"|ppc|powerpc)
1709 arch="ppc"
1710 enable fast_unaligned
1711 ;;
1712 ppc64)
1713 arch="ppc"
34d11b87 1714 subarch="ppc64"
cfdb6148
MR
1715 enable fast_64bit
1716 enable fast_unaligned
1717 ;;
b24dbcbd
RP
1718 s390|s390x)
1719 arch="s390"
1720 ;;
cfdb6148
MR
1721 sh4|sh)
1722 arch="sh4"
b24dbcbd 1723 ;;
cfdb6148
MR
1724 sparc)
1725 arch="sparc"
1726 ;;
1727 sun4u|sparc64)
1728 arch="sparc"
1729 subarch="sparc64"
b24dbcbd
RP
1730 enable fast_64bit
1731 ;;
cfdb6148
MR
1732 i386|i486|i586|i686|i86pc|BePC)
1733 arch="x86"
1734 subarch="x86_32"
1735 enable fast_unaligned
1736 ;;
1737 x86_64|amd64)
1738 arch="x86"
1739 subarch="x86_32"
1740 enable cmov
1741 enable fast_cmov
1742 enable fast_unaligned
1743 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1744 int test[sizeof(char*) - 7];
1745EOF
b24dbcbd
RP
1746 ;;
1747 *)
1748 arch="unknown"
1749 ;;
1750esac
1751
62045d48 1752enable $arch $subarch
b24dbcbd 1753
7483e694 1754# OS specific
4f854758 1755case $target_os in
7483e694 1756 beos|haiku|zeta)
c9d19248 1757 prefix_default="$HOME/config"
7483e694 1758 # helps building libavcodec
50a334e4
MR
1759 add_cppflags -DPIC
1760 add_cflags -fomit-frame-pointer
7483e694 1761 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1762 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1763 case "$gcc_version" in
1764 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1765 disable mmx
1766 ;;
1767 *20010315*) echo "BeBits gcc"
0f010b2f 1768 add_cflags -fno-expensive-optimizations
7483e694
DB
1769 ;;
1770 esac
7483e694
DB
1771 SHFLAGS=-nostart
1772 # enable BeOS things
1773 enable audio_beos
1774 # no need for libm, but the inet stuff
1775 # Check for BONE
1776 # XXX: actually should check for NOT net_server
78fe7631 1777 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1778 network_extralibs="-lbind -lsocket"
1779 else
1780 enable beos_netserver
1781 network_extralibs="-lnet"
1782 fi ;;
1783 sunos)
1784 FFSERVERLDFLAGS=""
9987769a 1785 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1786 network_extralibs="-lsocket -lnsl"
50a334e4 1787 add_cppflags -D__EXTENSIONS__
7483e694
DB
1788 ;;
1789 netbsd)
07a8eef6
MR
1790 oss_indev_extralibs="-lossaudio"
1791 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1792 ;;
1793 openbsd)
89e053f8 1794 enable malloc_aligned
7483e694 1795 LIBOBJFLAGS='$(PIC)'
7483e694 1796 SHFLAGS='-shared'
07a8eef6
MR
1797 oss_indev_extralibs="-lossaudio"
1798 oss_outdev_extralibs="-lossaudio"
7483e694 1799 ;;
90b4f091 1800 freebsd|dragonfly)
89e053f8 1801 enable malloc_aligned
7483e694
DB
1802 ;;
1803 bsd/os)
1804 osextralibs="-lpoll -lgnugetopt"
1805 strip="strip -d"
1806 ;;
1807 darwin)
89e053f8 1808 enable malloc_aligned
0138c54e 1809 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1810 strip="strip -x"
1811 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1812 SLIBSUF=".dylib"
1813 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1814 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1815 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1816 objformat="macho"
1b0f6fb8 1817 enabled x86_64 && objformat="macho64"
7483e694
DB
1818 ;;
1819 mingw32*)
4f854758 1820 target_os=mingw32
dcc01c06 1821 LIBTARGET=i386
1fc9fb8a 1822 if enabled x86_64; then
89e053f8 1823 enable malloc_aligned
dcc01c06 1824 LIBTARGET=x64
336cc1b0
MS
1825 elif enabled arm; then
1826 LIBTARGET=arm
dcc01c06 1827 fi
fbd971a4 1828 shlibdir_default="$bindir_default"
7483e694
DB
1829 disable ffserver
1830 SLIBPREF=""
1831 SLIBSUF=".dll"
7483e694
DB
1832 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1833 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1834 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 1835 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
1836 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1837 install -d "$(LIBDIR)"; \
1838 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 1839 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1840 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1841 objformat="win32"
bc574408 1842 enable dos_paths
1894e741 1843 check_cflags -fno-common
b1549d61 1844 if ! enabled x86_64; then
f7ad5aa2
RP
1845 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1846 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 1847 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 1848 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 1849 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 1850 fi
7483e694
DB
1851 ;;
1852 cygwin*)
4f854758 1853 target_os=cygwin
fbd971a4 1854 shlibdir_default="$bindir_default"
7483e694
DB
1855 SLIBPREF="cyg"
1856 SLIBSUF=".dll"
1857 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1858 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1859 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1860 objformat="win32"
bc574408 1861 enable dos_paths
1894e741 1862 check_cflags -fno-common
7483e694 1863 ;;
4f365f37 1864 *-dos|freedos|opendos)
fdf11906 1865 disable ffplay ffserver
4f365f37
MK
1866 disable $INDEV_LIST $OUTDEV_LIST
1867 network_extralibs="-lsocket"
ff1c015d 1868 objformat="coff"
bc574408 1869 enable dos_paths
4f365f37 1870 ;;
7483e694 1871 linux)
7483e694
DB
1872 enable dv1394
1873 ;;
1874 irix*)
4f854758 1875 target_os=irix
7483e694
DB
1876 ranlib="echo ignoring ranlib"
1877 ;;
d22e8442 1878 os/2*)
d22e8442
DY
1879 strip="lxlite"
1880 ln_s="cp -f"
d22e8442 1881 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1882 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1883 FFSERVERLDFLAGS=""
287d3b13 1884 LIBSUF="_s.a"
d22e8442
DY
1885 SLIBPREF=""
1886 SLIBSUF=".dll"
1887 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1888 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1889 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1890 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1891 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1892 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1893 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1894 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1895 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1896 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1897 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1898 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1899 enable dos_paths
d22e8442 1900 ;;
83993c1c
AM
1901 gnu/kfreebsd)
1902 ;;
34e82167 1903 gnu)
34e82167 1904 ;;
d22e8442 1905
7483e694 1906 *)
4f924f9a 1907 die "Unknown OS '$target_os'."
7483e694
DB
1908 ;;
1909esac
1910
c9d19248
MR
1911set_default $PATHS_LIST
1912
c597172e 1913add_extralibs $osextralibs
de6d9b64 1914
28d8e661
DB
1915# Combine FFLDFLAGS and the LDFLAGS environment variable.
1916LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1917
320d060a 1918# we need to build at least one lib type
93b3c083 1919if ! enabled_any static shared; then
320d060a
DB
1920 cat <<EOF
1921At least one library type must be built.
1922Specify --enable-static to build the static libraries or --enable-shared to
1923build the shared libraries as well. To only build the shared libraries specify
1924--disable-static in addition to --enable-shared.
1925EOF
1926 exit 1;
1927fi
1928
abc4e572 1929disabled static && LIBNAME=""
2a320695 1930
a2234ceb
RP
1931if enabled_any libfaad libfaadbin ; then
1932 if check_header faad.h; then
295b8c70 1933 check_cc <<EOF
a2234ceb
RP
1934#include <faad.h>
1935#ifndef FAAD2_VERSION
1936ok faad1
1937#endif
db817cf3 1938int main(void) { return 0; }
a2234ceb
RP
1939EOF
1940 test $? = 0 && enable libfaad2
1941 else
ff3dac65 1942 die "FAAD test failed."
a2234ceb
RP
1943 fi
1944fi
1945
1946
2184c6f7 1947die_license_disabled() {
4c27207c 1948 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1949}
1950
1951die_license_disabled gpl libfaad2
1952die_license_disabled gpl libx264
1953die_license_disabled gpl libxvid
1954die_license_disabled gpl postproc
1955die_license_disabled gpl x11grab
1956
2f7ae63b 1957die_license_disabled nonfree libfaac
b2e3c528 1958
0b175caa
DB
1959die_license_disabled version3 libopencore_amrnb
1960die_license_disabled version3 libopencore_amrwb
1961
9cad0e4e 1962enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1963
9eeed841 1964check_deps $ARCH_EXT_LIST
0f3cb305 1965
cf9d24ad 1966#Darwin CC versions
4f854758 1967if test $target_os = darwin; then
629687f6 1968 if enabled xlc; then
0f010b2f 1969 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1970 else
0f010b2f
DB
1971 add_cflags -pipe
1972 check_cflags -force_cpusubtype_ALL
1973 check_cflags -Wno-sign-compare
f946a9a4 1974 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1975 fi
2a1a6b64
MN
1976fi
1977
40617a6d 1978disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1979
b4d96ba2
MR
1980check_cc <<EOF || die "Symbol mangling check failed."
1981int ff_extern;
1982EOF
2f05d9c1 1983sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1984extern_prefix=${sym%%ff_extern*}
1985
f65883c8
MR
1986check_cc <<EOF && enable inline_asm
1987void foo(void) { __asm__ volatile ("" ::); }
1988EOF
61d251db 1989
9eeed841 1990if enabled x86; then
44965991
PI
1991 # check whether EBP is available on x86
1992 # As 'i' is stored on the stack, this program will crash
1993 # if the base pointer is used to access it because the
1994 # base pointer is cleared in the inline assembly code.
7dfef245 1995 check_exec_crash <<EOF && enable ebp_available
44965991 1996 volatile int i=0;
be449fca 1997 __asm__ volatile (
44965991
PI
1998 "xorl %%ebp, %%ebp"
1999 ::: "%ebp");
2000 return i;
44965991
PI
2001EOF
2002
2003 # check wether EBX is available on x86
940f335a 2004 check_asm ebx_available '"":::"%ebx"'
8e380710 2005
d3a4b4e0
DB
2006 # check whether more than 10 operands are supported
2007 check_cc <<EOF && enable ten_operands
2008int main(void) {
2009 int x=0;
2010 __asm__ volatile(
2011 ""
2012 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2013 );
2014 return 0;
2015}
2016EOF
2017
d7f0920b 2018 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2019 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2020 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2021
2022 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2023
d52481b9 2024 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
2025 enabled x86_64 && append YASMFLAGS "-m amd64"
2026 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
2027 case "$objformat" in
2028 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 2029 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
2030 *) append YASMFLAGS "-DPREFIX" ;;
2031 esac
7595a5e4 2032 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
2033fi
2034
87ea51e0
LB
2035# check for assembler specific support
2036
85dd97ad
MR
2037enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
2038
5b6c2cbd 2039enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 2040enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 2041enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 2042
57bd82d4
MR
2043# check for SIMD availability
2044
115329f1 2045# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 2046if enabled altivec; then
3ed1a2ee
DB
2047 check_cflags -maltivec -mabi=altivec &&
2048 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 2049 check_cflags -faltivec
b6e52719 2050
0182fee8 2051 # check if our compiler supports Motorola AltiVec C API
497237c7 2052 check_cc <<EOF || disable altivec
dcd479c0 2053$inc_altivec_h
a9a07762
MN
2054int main(void) {
2055 vector signed int v1, v2, v3;
2056 v1 = vec_add(v2,v3);
2057 return 0;
2058}
2059EOF
b006b26c
DB
2060
2061 # check if our compiler supports braces for vector declarations
80a61f08 2062 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2063$inc_altivec_h
80a61f08 2064int main (void) { (vector int) {1}; return 0; }
b006b26c 2065EOF
a9a07762 2066fi
ab6c65f6 2067
b4e806b2 2068# We have to check if pld is a nop and disable it.
a2fc0f6a 2069enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2070enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2071enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2072enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2073enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2074enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2075enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2076enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2077enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2078
0f010b2f 2079enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2080
9eebe687
MR
2081check_cc <<EOF || die "endian test failed"
2082unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2083EOF
d04d9e16 2084od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2085
a98bb16d
RP
2086if check_func dlopen; then
2087 ldl=
2088elif check_func dlopen -ldl; then
2089 ldl=-ldl
8bf5d58f
MN
2090fi
2091
75ecf149
DB
2092# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2093check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2094
7483e694
DB
2095check_func fork
2096check_func gethrtime
2097check_func getrusage
094c09bb 2098check_func inet_aton $network_extralibs
7483e694
DB
2099check_func memalign
2100check_func mkstemp
1f91cdce 2101check_func posix_memalign
b507ebd1 2102check_func_headers io.h setmode
e4673692 2103check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2104check_func_headers windows.h GetProcessTimes
7c5bfe7a 2105check_func_headers windows.h VirtualAlloc
6ffa87d3 2106
e16e49ac 2107check_header conio.h
a98bb16d
RP
2108check_header dlfcn.h
2109check_header malloc.h
bf6ce82d 2110check_header poll.h
b58412f1 2111check_header sys/mman.h
b091aa44 2112check_header sys/resource.h
bf6ce82d 2113check_header sys/select.h
a98bb16d 2114check_header termios.h
272081b0
CEH
2115check_header vdpau/vdpau.h
2116check_header vdpau/vdpau_x11.h
68178ca9 2117check_header X11/extensions/XvMClib.h
a98bb16d 2118
89e053f8
MR
2119if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2120 enabled_any $need_memalign ; then
1f91cdce 2121 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2122fi
e16e49ac 2123
a4fa192c 2124disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2125disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2126
2127# check for some common methods of building with pthread support
2128# do this before the optional library checks as some of them require pthreads
2129if enabled pthreads; then
9e7fd101
MR
2130 if check_func pthread_create; then
2131 :
2132 elif check_func pthread_create -pthread; then
2133 add_cflags -pthread
afc9aee2 2134 add_extralibs -pthread
9e7fd101
MR
2135 elif check_func pthread_create -pthreads; then
2136 add_cflags -pthreads
afc9aee2 2137 add_extralibs -pthreads
8d94f606
GT
2138 elif check_func pthread_create -lpthreadGC2; then
2139 add_extralibs -lpthreadGC2
9e7fd101
MR
2140 elif ! check_lib pthread.h pthread_create -lpthread; then
2141 die "ERROR: can't find pthreads library"
2142 fi
57bd82d4
MR
2143fi
2144
8eee7025 2145for thread in $THREADS_LIST; do
e5f94c2b 2146 if enabled $thread; then
3ae3b721
RP
2147 test -n "$thread_type" &&
2148 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2149 thread_type="$thread"
e5f94c2b
RP
2150 fi
2151done
2152
fdf88598 2153check_lib math.h sin -lm
ff418735 2154check_lib va/va.h vaInitialize -lva
fdf88598 2155
ad420e25
MR
2156check_func llrint
2157check_func log2
2158check_func lrint
2159check_func lrintf
2160check_func round
2161check_func roundf
2162check_func truncf
f32adb22 2163
57bd82d4 2164# these are off by default, so fail if requested and not available
79fda097 2165enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2166enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2167 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2168 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2169enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2170enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2171enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2172enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2173enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2174enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2175enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2176enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2177enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2178 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2179enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2180enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2181enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2182enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2183 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2184 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2185enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2186enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2187
0b4a1821
AS
2188# libdc1394 check
2189if enabled libdc1394; then
2190 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2191 enable libdc1394_2; } ||
2192 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2193 enable libdc1394_1; } ||
2194 die "ERROR: No version of libdc1394 found "
2195fi
2196
2197
c13e1abd
FH
2198_restrict=
2199for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2200 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2201void foo(char * $restrict_keyword p);
2202EOF
c13e1abd
FH
2203done
2204
e7ea5e3d
MR
2205check_cc <<EOF && enable attribute_packed
2206struct { int x; } __attribute__((packed)) x;
2207EOF
2208
497237c7
RP
2209disable sdl_too_old
2210disable sdl
6a1a892f 2211SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2212if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2213 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2214 temp_cflags $sdl_cflags
5e622c40 2215 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2216 if check_lib2 SDL.h SDL_Init; then
5e622c40 2217 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2218 if test "$_sdlversion" -lt 121 ; then
497237c7 2219 enable sdl_too_old
dcd479c0 2220 else
497237c7 2221 enable sdl
225e21ef 2222 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2223#include <SDL.h>
d6773f56 2224int main(int argc, char **argv){
29f3b38a
MR
2225 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2226 int w = vi->current_w;
2227 return 0;
2228}
2229EOF
dcd479c0
MR
2230 fi
2231 fi
29f3b38a 2232 restore_flags
c3f6b472 2233fi
57bd82d4 2234
2270b4b2 2235texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2236
73b46a95 2237if enabled network; then
96000432 2238 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2239 # Prefer arpa/inet.h over winsock2
2240 if check_header arpa/inet.h ; then
2241 check_func closesocket
2242 elif check_header winsock2.h ; then
f4c13872
MS
2243 check_func_headers winsock2.h closesocket -lws2 && \
2244 network_extralibs="-lws2" || \
2245 { check_func_headers winsock2.h closesocket -lws2_32 && \
2246 network_extralibs="-lws2_32"; }
72be9e73 2247 check_type ws2tcpip.h socklen_t
28c9f069
MK
2248 else
2249 disable network
73b46a95
RP
2250 fi
2251fi
2252
497237c7 2253enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2254#include <sys/types.h>
2255#include <sys/socket.h>
2256#include <netinet/in.h>
2257#include <netdb.h>
db817cf3 2258int main(void) {
7483e694
DB
2259 struct sockaddr_storage saddr;
2260 struct ipv6_mreq mreq6;
2261 getaddrinfo(0,0,0,0);
2262 getnameinfo(0,0,0,0,0,0,0);
2263 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2264}
2265EOF
2266
06e31011
RP
2267check_header linux/videodev.h
2268check_header linux/videodev2.h
1b6e8b73 2269check_header sys/videoio.h
47f38850 2270
2446d3d6 2271check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2272
f8aa696f 2273# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2274{ check_header dev/bktr/ioctl_meteor.h &&
2275 check_header dev/bktr/ioctl_bt848.h; } ||
2276{ check_header machine/ioctl_meteor.h &&
2277 check_header machine/ioctl_bt848.h; } ||
2278{ check_header dev/video/meteor/ioctl_meteor.h &&
2279 check_header dev/video/bktr/ioctl_bt848.h; } ||
2280check_header dev/ic/bt8xx.h
f8aa696f 2281
c7682de0
RP
2282check_header sys/soundcard.h
2283check_header soundcard.h
deb29777 2284
0e57fe17 2285enabled alsa_indev || enabled alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2286
0e57fe17 2287enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2288
56a059ac 2289enabled x11grab &&
f58f4ce1
GP
2290check_header X11/Xlib.h &&
2291check_header X11/extensions/XShm.h &&
2292check_func XOpenDisplay -lX11 &&
06eab4ba 2293check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2294
40bcf4c7 2295enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2296
2297# add some useful compiler flags if supported
2298check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2299check_cflags -Wall
2300check_cflags -Wno-switch
c07bd6a9
MN
2301check_cflags -Wdisabled-optimization
2302check_cflags -Wpointer-arith
2303check_cflags -Wredundant-decls
cc1fb623 2304check_cflags -Wno-pointer-sign
f4929996 2305check_cflags -Wcast-qual
9aceb3cf 2306check_cflags -Wwrite-strings
652a5bf6 2307check_cflags -Wtype-limits
764551c6 2308check_cflags -Wundef
5af4e0cc 2309enabled extra_warnings && check_cflags -Winline
cf9d24ad 2310
57bd82d4 2311# add some linker flags
5c0e9479 2312check_ldflags -Wl,--warn-common
8351d2ba
DB
2313check_ldflags -Wl,--as-needed
2314check_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 2315check_ldflags -Wl,-Bsymbolic
94a3401e 2316
bd2216e4
MR
2317if enabled small; then
2318 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2319 optimizations="small"
2320elif enabled optimizations; then
629687f6 2321 if enabled xlc; then
0f010b2f
DB
2322 add_cflags -O5
2323 add_ldflags -O5
df442a8d
MR
2324 elif enabled ccc; then
2325 add_cflags -fast
cf9d24ad 2326 else
0f010b2f 2327 add_cflags -O3
cf9d24ad 2328 fi
cddf3f45 2329fi
11fdbc44 2330check_cflags -fno-math-errno
b2eb2ff0 2331check_cflags -fno-signed-zeros
cddf3f45 2332
629687f6 2333if enabled icc; then
b1598b58
MR
2334 # Just warnings, no remarks
2335 check_cflags -w1
2336 # -wd: Disable following warnings
2337 # 144, 167, 556: -Wno-pointer-sign
2338 # 10006: ignoring unknown option -fno-signed-zeros
2339 # 10156: ignoring option '-W'; no argument required
2340 check_cflags -wd144,167,556,10006,10156
2341 # 11030: Warning unknown option --as-needed
2342 # 10156: ignoring option '-export'; no argument required
2343 check_ldflags -wd10156,11030
2344 # Allow to compile with optimizations
2345 check_ldflags -march=$cpu
be2cf98a
CEH
2346 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2347 enable ebp_available
df442a8d
MR
2348elif enabled ccc; then
2349 # disable some annoying warnings
2350 add_cflags -msg_disable cvtu32to64
2351 add_cflags -msg_disable embedcomment
2352 add_cflags -msg_disable needconstext
2353 add_cflags -msg_disable nomainieee
2354 add_cflags -msg_disable ptrmismatch1
2355 add_cflags -msg_disable unreachcode
973859f5
MR
2356elif enabled gcc; then
2357 check_cflags -fno-tree-vectorize
504a64b9
CEH
2358fi
2359
80581e98 2360# PIC flags for shared library objects where they are needed
5af4e0cc 2361if enabled shared; then
569cb218
MR
2362 # LIBOBJFLAGS may have already been set in the OS configuration
2363 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2364 case "${subarch-$arch}" in
b6bd7268 2365 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2366 esac
2367 fi
80581e98
MN
2368fi
2369
90be59ef 2370if enabled gprof; then
0f010b2f
DB
2371 add_cflags -p
2372 add_ldflags -p
1db54e20
DB
2373fi
2374
7f3c02fc 2375# Find out if the .align argument is a power of two or not.
9377b6ce 2376check_asm asmalign_pot '".align 3"'
4454dc1b 2377
7483e694
DB
2378enabled_any $DECODER_LIST && enable decoders
2379enabled_any $ENCODER_LIST && enable encoders
5666fd73 2380enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2381enabled_any $BSF_LIST && enable bsfs
2382enabled_any $DEMUXER_LIST && enable demuxers
2383enabled_any $MUXER_LIST && enable muxers
f7679c54 2384enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2385enabled_any $INDEV_LIST && enable indevs
2386enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2387enabled_any $PROTOCOL_LIST && enable protocols
2388
2389enabled_any $THREADS_LIST && enable threads
2390
2391check_deps $CONFIG_LIST \
b6bb00b0 2392 $CONFIG_EXTRA \
7483e694
DB
2393 $HAVE_LIST \
2394 $DECODER_LIST \
2395 $ENCODER_LIST \
5666fd73 2396 $HWACCEL_LIST \
7483e694
DB
2397 $PARSER_LIST \
2398 $BSF_LIST \
2399 $DEMUXER_LIST \
2400 $MUXER_LIST \
f7679c54 2401 $FILTER_LIST \
7483e694
DB
2402 $INDEV_LIST \
2403 $OUTDEV_LIST \
2404 $PROTOCOL_LIST \
f70f03f6 2405
3e89171a 2406echo "install prefix $prefix"
f36958f8
DB
2407echo "source path $source_path"
2408echo "C compiler $cc"
bfd5afd8 2409echo ".align is power-of-two $asmalign_pot"
f36958f8 2410echo "ARCH $arch ($cpu)"
ce8871c2
MR
2411if test "$build_suffix" != ""; then
2412 echo "build suffix $build_suffix"
eb94aca9 2413fi
ac63af34
DB
2414if test "$extra_version" != ""; then
2415 echo "version string suffix $extra_version"
2416fi
0db2ce77 2417echo "big-endian ${bigendian-no}"
e90f5b5a 2418echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2419if enabled x86; then
af44e8e4 2420 echo "yasm ${yasm-no}"
0db2ce77 2421 echo "MMX enabled ${mmx-no}"
30e98e62 2422 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2423 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2424 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2425 echo "SSE enabled ${sse-no}"
30e98e62 2426 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2427 echo "CMOV enabled ${cmov-no}"
2428 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2429 echo "EBX available ${ebx_available-no}"
2430 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2431 echo "10 operands supported ${ten_operands-no}"
e41e8342 2432fi
5b6c2cbd 2433if enabled arm; then
0db2ce77
MR
2434 echo "ARMv5TE enabled ${armv5te-no}"
2435 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2436 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2437 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2438 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2439 echo "NEON enabled ${neon-no}"
eba9ae3c 2440fi
5b6c2cbd 2441if enabled mips; then
0db2ce77 2442 echo "MMI enabled ${mmi-no}"
e41e8342 2443fi
5b6c2cbd 2444if enabled ppc; then
0db2ce77 2445 echo "AltiVec enabled ${altivec-no}"
30e98e62 2446 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2447 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2448 echo "performance report ${powerpc_perf-no}"
2449fi
2450if enabled sparc; then
2451 echo "VIS enabled ${vis-no}"
e41e8342 2452fi
0db2ce77
MR
2453echo "gprof enabled ${gprof-no}"
2454echo "debug symbols ${debug-no}"
87a0fb62 2455echo "strip symbols ${stripping-no}"
8400d6b8 2456echo "optimizations ${optimizations-no}"
0db2ce77
MR
2457echo "static ${static-no}"
2458echo "shared ${shared-no}"
4a24ab64 2459echo "postprocessing support ${postproc-no}"
f7679c54 2460echo "new filter support ${avfilter-no}"
81124ba0 2461echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2462echo "network support ${network-no}"
90be59ef 2463if enabled network; then
0db2ce77 2464 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2465fi
0db2ce77
MR
2466echo "threading support ${thread_type-no}"
2467echo "SDL support ${sdl-no}"
90be59ef 2468if enabled sdl_too_old; then
bfd5afd8
DB
2469 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2470fi
0db2ce77
MR
2471echo "Sun medialib support ${mlib-no}"
2472echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2473echo "libdc1394 support ${libdc1394-no}"
690bfceb 2474echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2475echo "libfaac enabled ${libfaac-no}"
2476echo "libfaad enabled ${libfaad-no}"
7e0871a7 2477echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2478echo "libgsm enabled ${libgsm-no}"
2479echo "libmp3lame enabled ${libmp3lame-no}"
2480echo "libnut enabled ${libnut-no}"
0b175caa
DB
2481echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2482echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2483echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2484echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2485echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2486echo "libtheora enabled ${libtheora-no}"
2487echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2488echo "libx264 enabled ${libx264-no}"
2489echo "libxvid enabled ${libxvid-no}"
0db2ce77 2490echo "zlib enabled ${zlib-no}"
f402916e 2491echo "bzlib enabled ${bzlib-no}"
2c62e737 2492echo
de6d9b64 2493
5666fd73 2494for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2495 echo "Enabled ${type}s:"
f65c9da1 2496 eval list=\$$(toupper $type)_LIST
8138b9db 2497 for part in $list; do
f65c9da1
MR
2498 enabled $part && echo ${part%_*}
2499 done | sort | pr -3 -t
2500 echo
8138b9db
RP
2501done
2502
ba7a7039 2503license="LGPL version 2.1 or later"
ba321adb 2504if enabled nonfree; then
ba7a7039 2505 license="nonfree and unredistributable"
9cad0e4e
DB
2506elif enabled gplv3; then
2507 license="GPL version 3 or later"
2508elif enabled lgplv3; then
2509 license="LGPL version 3 or later"
ba321adb 2510elif enabled gpl; then
ba7a7039 2511 license="GPL version 2 or later"
ba321adb
JK
2512fi
2513
2514echo "License: $license"
ca5323af 2515
cf1392e9
DB
2516echo "Creating config.mak and config.h..."
2517
29799f8b
DB
2518echo "# Automatically generated by configure - do not modify!" > config.mak
2519echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2520echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2521echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2522echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2523echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2524
8c6d2da5
MR
2525echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2526echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2527
d921f03f 2528echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2529echo "prefix=$prefix" >> config.mak
22a324da
DB
2530echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2531echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2532echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2533echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2534echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2535echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2536echo "SRC_PATH=\"$source_path\"" >> config.mak
2537echo "SRC_PATH_BARE=$source_path" >> config.mak
2538echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2539echo "CC=$cc" >> config.mak
313c46a6 2540echo "AS=$as" >> config.mak
684b28e0 2541echo "LD=$ld" >> config.mak
50567afa 2542echo "DEPCC=$dep_cc" >> config.mak
304d586d 2543echo "YASM=$yasmexe" >> config.mak
980fc7b8 2544echo "AR=$ar" >> config.mak
be7109c1 2545echo "RANLIB=$ranlib" >> config.mak
20369773 2546echo "LN_S=$ln_s" >> config.mak
87a0fb62 2547enabled stripping &&
3ae3b721 2548 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2549 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2550
ce40e347 2551echo "CPPFLAGS=$CPPFLAGS" >> config.mak
3198f618 2552echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2553echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2554echo "CC_O=$CC_O" >> config.mak
0f3cb305 2555echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2556echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2557echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2558echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2559echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2560echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2561echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2562echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2563echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2564echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2565echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2566echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2567echo "SLIBSUF=$SLIBSUF" >> config.mak
2568echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2569echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2570echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
d8059267 2571echo "DEPFLAGS=$DEPFLAGS" >> config.mak
9da6609f
MR
2572echo "HOSTCC=$host_cc" >> config.mak
2573echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2574echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2575echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2576echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2577echo "TARGET_EXEC=$target_exec" >> config.mak
2578echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2579
90be59ef 2580if enabled bigendian; then
7483e694
DB
2581 echo "WORDS_BIGENDIAN=yes" >> config.mak
2582 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2583fi
44161118 2584
90be59ef 2585if enabled sdl; then
5e622c40
DB
2586 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2587 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2588fi
90be59ef 2589if enabled texi2html; then
7483e694 2590 echo "BUILD_DOC=yes" >> config.mak
146ea952 2591fi
5a872801 2592
719c8e00
MR
2593get_version(){
2594 name=$1
2595 file=$source_path/$2
147e7692
MR
2596 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2597 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2598 lcname=$(tolower $name)
2599 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2600 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2601}
2602
147e7692
MR
2603get_version LIBSWSCALE libswscale/swscale.h
2604get_version LIBPOSTPROC libpostproc/postprocess.h
2605get_version LIBAVCODEC libavcodec/avcodec.h
2606get_version LIBAVDEVICE libavdevice/avdevice.h
2607get_version LIBAVFORMAT libavformat/avformat.h
2608get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2609get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2610
5af4e0cc 2611if enabled shared; then
7483e694
DB
2612 echo "BUILD_SHARED=yes" >> config.mak
2613 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2614 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2615 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2616 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2617 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2618 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2619 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2620 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2621 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2622fi
d7e27559 2623echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2624echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2625
7b5e8a27
DB
2626echo "ARCH=$arch" >> config.mak
2627
3d907e22
MR
2628print_config ARCH_ $TMPH config.mak $ARCH_LIST
2629print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2630print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2631 $CONFIG_EXTRA \
7483e694
DB
2632 $DECODER_LIST \
2633 $ENCODER_LIST \
5666fd73 2634 $HWACCEL_LIST \
7483e694
DB
2635 $PARSER_LIST \
2636 $BSF_LIST \
2637 $DEMUXER_LIST \
2638 $MUXER_LIST \
f7679c54 2639 $FILTER_LIST \
7483e694
DB
2640 $PROTOCOL_LIST \
2641 $INDEV_LIST \
2642 $OUTDEV_LIST \
8ac17293 2643
c13e1abd
FH
2644echo "#define restrict $_restrict" >> $TMPH
2645
bd2216e4 2646if enabled small; then
7483e694 2647 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2648fi
2649
0f3cb305 2650
8156056e 2651# Apparently it's not possible to portably echo a backslash.
3ae3b721 2652enabled asmalign_pot &&
7483e694 2653 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2654 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2655
b4d96ba2 2656echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2657
9c05103f 2658echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2659echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2660
b7860763 2661# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2662cmp -s $TMPH config.h &&
2663 echo "config.h is unchanged" ||
2664 mv -f $TMPH config.h
3d204385 2665
165af439 2666# build tree in object directory if source path is different from current one
90be59ef 2667if enabled source_path_used; then
165af439 2668 DIRS="\
7483e694
DB
2669 doc \
2670 libavcodec \
2671 libavcodec/alpha \
a2fc0f6a 2672 libavcodec/arm \
7483e694 2673 libavcodec/bfin \
7483e694
DB
2674 libavcodec/mlib \
2675 libavcodec/ppc \
2676 libavcodec/sh4 \
2677 libavcodec/sparc \
a6493a8f 2678 libavcodec/x86 \
52a9cf34 2679 libavdevice \
f7679c54 2680 libavfilter \
7483e694
DB
2681 libavformat \
2682 libavutil \
2683 libpostproc \
2684 libswscale \
b2cfd7e3
RP
2685 libswscale/bfin \
2686 libswscale/mlib \
2687 libswscale/ppc \
2688 libswscale/sparc \
2689 libswscale/x86 \
7483e694
DB
2690 tests \
2691 tools \
7483e694 2692 "
165af439 2693 FILES="\
7483e694
DB
2694 Makefile \
2695 common.mak \
71c61f62 2696 subdir.mak \
7483e694
DB
2697 doc/texi2pod.pl \
2698 libavcodec/Makefile \
52a9cf34 2699 libavdevice/Makefile \
f7679c54 2700 libavfilter/Makefile \
7483e694
DB
2701 libavformat/Makefile \
2702 libavutil/Makefile \
2703 libpostproc/Makefile \
2704 libswscale/Makefile \
2705 "
165af439 2706 for dir in $DIRS ; do
7483e694 2707 mkdir -p $dir
165af439
MR
2708 done
2709 for f in $FILES ; do
20369773 2710 $ln_s "$source_path/$f" $f
165af439
MR
2711 done
2712fi
def4272a 2713
def4272a 2714
d0674868 2715# build pkg-config files
def4272a 2716
d0674868
DB
2717pkgconfig_generate(){
2718name=$1
b0dfd108 2719shortname=${name#lib}${build_suffix}
d0674868
DB
2720comment=$2
2721version=$3
2722libs=$4
2723requires=$5
25cd5cb3 2724cat <<EOF > $name/$name.pc
3e89171a 2725prefix=$prefix
a94e666c 2726exec_prefix=\${prefix}
f2b7382c 2727libdir=$libdir
7622778e 2728includedir=$incdir
def4272a 2729
d0674868
DB
2730Name: $name
2731Description: $comment
2732Version: $version
5dcfe9f8
AH
2733Requires: $(disabled shared && echo $requires)
2734Requires.private: $(enabled shared && echo $requires)
def4272a 2735Conflicts:
12701f6e
AH
2736Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2737Libs.private: $(enabled shared && echo $libs)
76a448ed 2738Cflags: -I\${includedir}
def4272a 2739EOF
25cd5cb3 2740cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2741prefix=
2742exec_prefix=
46d1ff83 2743libdir=\${pcfiledir}
1d44d365 2744includedir=${source_path}
def4272a 2745
d0674868
DB
2746Name: $name
2747Description: $comment
2748Version: $version
2749Requires: $requires
def4272a 2750Conflicts:
12701f6e 2751Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2752Cflags: -I\${includedir}
2753EOF
d0674868 2754}
def4272a 2755
e426941d 2756pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2757pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2758pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2759pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2760enabled avfilter &&
46983309 2761 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2762enabled postproc &&
e426941d 2763 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2764pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"