Change format string from "x" to PRIx32 to hopefully fix a warning with Cygwin gcc...
[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"
f4d608e3 102 echo " --disable-lpc disable LPC code"
62560865 103 echo " --disable-mdct disable MDCT code"
68602540 104 echo " --disable-rdft disable RDFT code"
17492d5e
DB
105 echo " --disable-vaapi disable VAAPI code"
106 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 107 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
62560865
DB
108 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
109 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
110 echo " --enable-beos-netserver enable BeOS netserver"
111 echo " --disable-encoder=NAME disable encoder NAME"
112 echo " --enable-encoder=NAME enable encoder NAME"
113 echo " --disable-encoders disable all encoders"
114 echo " --disable-decoder=NAME disable decoder NAME"
115 echo " --enable-decoder=NAME enable decoder NAME"
116 echo " --disable-decoders disable all decoders"
5666fd73
GB
117 echo " --disable-hwaccel=NAME disable hwaccel NAME"
118 echo " --enable-hwaccel=NAME enable hwaccel NAME"
119 echo " --disable-hwaccels disable all hwaccels"
62560865
DB
120 echo " --disable-muxer=NAME disable muxer NAME"
121 echo " --enable-muxer=NAME enable muxer NAME"
122 echo " --disable-muxers disable all muxers"
123 echo " --disable-demuxer=NAME disable demuxer NAME"
124 echo " --enable-demuxer=NAME enable demuxer NAME"
125 echo " --disable-demuxers disable all demuxers"
126 echo " --enable-parser=NAME enable parser NAME"
127 echo " --disable-parser=NAME disable parser NAME"
128 echo " --disable-parsers disable all parsers"
129 echo " --enable-bsf=NAME enable bitstream filter NAME"
130 echo " --disable-bsf=NAME disable bitstream filter NAME"
131 echo " --disable-bsfs disable all bitstream filters"
132 echo " --enable-protocol=NAME enable protocol NAME"
133 echo " --disable-protocol=NAME disable protocol NAME"
134 echo " --disable-protocols disable all protocols"
38e54a75
SS
135 echo " --disable-indev=NAME disable input device NAME"
136 echo " --disable-outdev=NAME disable output device NAME"
62560865
DB
137 echo " --disable-indevs disable input devices"
138 echo " --disable-outdevs disable output devices"
139 echo " --disable-devices disable all devices"
140 echo " --enable-filter=NAME enable filter NAME"
141 echo " --disable-filter=NAME disable filter NAME"
142 echo " --disable-filters disable all filters"
143 echo " --list-decoders show all available decoders"
144 echo " --list-encoders show all available encoders"
5666fd73 145 echo " --list-hwaccels show all available hardware accelerators"
62560865
DB
146 echo " --list-muxers show all available muxers"
147 echo " --list-demuxers show all available demuxers"
148 echo " --list-parsers show all available parsers"
149 echo " --list-protocols show all available protocols"
150 echo " --list-bsfs show all available bitstream filters"
151 echo " --list-indevs show all available input devices"
152 echo " --list-outdevs show all available output devices"
153 echo " --list-filters show all available filters"
0a622b98
MR
154 echo
155 echo "External library support:"
0a23c0bb 156 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc 157 echo " --enable-bzlib enable bzlib [autodetect]"
0b175caa
DB
158 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
159 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 160 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
DB
161 echo " and libraw1394 [no]"
162 echo " --enable-libdirac enable Dirac support via libdirac [no]"
163 echo " --enable-libfaac enable FAAC support via libfaac [no]"
164 echo " --enable-libfaad enable FAAD support via libfaad [no]"
165 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
166 echo " --enable-libgsm enable GSM support via libgsm [no]"
167 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 168 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 169 echo " native (de)muxer exists [no]"
9a77d59a 170 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
e6b9d588
DB
171 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
172 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
173 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 174 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
e6b9d588
DB
175 echo " native implementation exists [no]"
176 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 177 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 178 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 179 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 180 echo " --enable-zlib enable zlib [autodetect]"
74c53c2d
MR
181 echo ""
182 echo "Advanced options (experts only):"
183 echo " --source-path=PATH path to source code [$source_path]"
184 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 185 echo " --enable-cross-compile assume a cross-compiler is used"
c5200f17
MR
186 echo " --sysroot=PATH root of cross-build tree"
187 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 188 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
189 echo " --target-exec=CMD command to run executables on target"
190 echo " --target-path=DIR path to view of build directory on target"
89641463 191 echo " --nm=NM use nm tool"
313c46a6 192 echo " --as=AS use assembler AS [$as_default]"
15396d5c 193 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 194 echo " --ld=LD use linker LD"
9da6609f
MR
195 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
196 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
197 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
198 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
74c53c2d
MR
199 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
200 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
201 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 202 echo " --extra-version=STRING version string suffix []"
0a23c0bb
DB
203 echo " --build-suffix=SUFFIX library name suffix []"
204 echo " --arch=ARCH select architecture [$arch]"
205 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 206 echo " instruction selection, may crash on older CPUs)"
2b4c3615 207 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 208 echo " (requires enabling PMC)"
4f50c3d5 209 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 210 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 211 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
0a23c0bb
DB
212 echo " --disable-mmx disable MMX optimizations"
213 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 214 echo " --disable-sse disable SSE optimizations"
0a23c0bb
DB
215 echo " --disable-ssse3 disable SSSE3 optimizations"
216 echo " --disable-armv5te disable armv5te optimizations"
217 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 218 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 219 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 220 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
221 echo " --disable-mmi disable MMI optimizations"
222 echo " --disable-neon disable neon optimizations"
223 echo " --disable-vis disable VIS optimizations"
7595a5e4 224 echo " --disable-yasm disable use of yasm assembler"
8a3c8627 225 echo " --enable-pic build position-independent code"
0a622b98
MR
226 echo
227 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 228 echo " --disable-debug disable debugging symbols"
b7d49373 229 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 230 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 231 echo " --disable-optimizations disable compiler optimizations"
0a622b98 232 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 233 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
234 echo ""
235 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 236 exit 0
74c53c2d 237}
cf9d24ad 238
57bd82d4 239log(){
2270b4b2 240 echo "$@" >> $logfile
57bd82d4
MR
241}
242
720c69da 243log_file(){
c8e9f801 244 log BEGIN $1
2270b4b2 245 pr -n -t $1 >> $logfile
c8e9f801
MR
246 log END $1
247}
248
2ba042a7 249echolog(){
c8e9f801 250 log "$@"
57bd82d4 251 echo "$@"
2ba042a7
MR
252}
253
254die(){
255 echolog "$@"
256 cat <<EOF
d326cf7f 257
2ba042a7
MR
258If you think configure made a mistake, make sure you are using the latest
259version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 260ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 261EOF
e155a21a 262 if disabled logging; then
2ba042a7 263 cat <<EOF
e155a21a
DB
264Rerun configure with logging enabled (do not use --disable-logging), and
265include the log this produces with your report.
2ba042a7
MR
266EOF
267 else
268cat <<EOF
e155a21a
DB
269Include the log file "$logfile" produced by configure as this will help
270solving the problem.
2ba042a7
MR
271EOF
272 fi
57bd82d4
MR
273 exit 1
274}
275
6c6007d6 276# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 277toupper(){
6c6007d6 278 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
279}
280
4a5444db 281tolower(){
6c6007d6 282 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
283}
284
14a8acf1
MR
285c_escape(){
286 echo "$*" | sed 's/["\\]/\\\0/g'
287}
288
b04251c5
MR
289sh_quote(){
290 v=$(echo "$1" | sed "s/'/'\\\\''/g")
291 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
292 echo "$v"
293}
294
be8f2501
MR
295filter(){
296 pat=$1
297 shift
298 for v; do
98ef6079 299 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
300 done
301}
302
a8d04fba
MR
303set_all(){
304 value=$1
305 shift
306 for var in $*; do
307 eval $var=$value
308 done
309}
310
72a43668
MR
311set_weak(){
312 value=$1
313 shift
314 for var; do
315 eval : \${$var:=$value}
316 done
317}
318
799c9e9b
MR
319pushvar(){
320 for var in $*; do
321 eval level=\${${var}_level:=0}
322 eval ${var}_${level}="\$$var"
323 eval ${var}_level=$(($level+1))
324 done
325}
326
327popvar(){
328 for var in $*; do
329 eval level=\${${var}_level:-0}
330 test $level = 0 && continue
331 eval level=$(($level-1))
332 eval $var="\${${var}_${level}}"
333 eval ${var}_level=$level
334 eval unset ${var}_${level}
335 done
336}
337
a8d04fba
MR
338enable(){
339 set_all yes $*
340}
341
342disable(){
343 set_all no $*
344}
345
72a43668
MR
346enable_weak(){
347 set_weak yes $*
348}
349
350disable_weak(){
351 set_weak no $*
352}
353
72702705
MR
354enable_safe(){
355 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
356}
357
358disable_safe(){
359 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
360}
361
f9d328da
MR
362do_enable_deep(){
363 for var; do
364 enabled $var && continue
365 eval sel="\$${var}_select"
c510c7b5
MR
366 eval sgs="\$${var}_suggest"
367 pushvar var sgs
f9d328da 368 enable_deep $sel
c510c7b5
MR
369 popvar sgs
370 enable_deep_weak $sgs
f9d328da
MR
371 popvar var
372 done
373}
374
375enable_deep(){
376 do_enable_deep $*
377 enable $*
378}
379
72a43668
MR
380enable_deep_weak(){
381 do_enable_deep $*
382 enable_weak $*
383}
384
57bd82d4 385enabled(){
3250003c
MR
386 test "${1#!}" = "$1" && op== || op=!=
387 eval test "x\$${1#!}" $op "xyes"
44161118
MR
388}
389
37970ebf 390disabled(){
3250003c
MR
391 test "${1#!}" = "$1" && op== || op=!=
392 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
393}
394
44161118
MR
395enabled_all(){
396 for opt; do
397 enabled $opt || return 1
398 done
399}
400
85bca2c5
DB
401disabled_all(){
402 for opt; do
403 disabled $opt || return 1
404 done
405}
406
44161118
MR
407enabled_any(){
408 for opt; do
409 enabled $opt && return 0
410 done
411}
412
85bca2c5
DB
413disabled_any(){
414 for opt; do
415 disabled $opt && return 0
416 done
f7b230a7 417 return 1
85bca2c5
DB
418}
419
c9d19248
MR
420set_default(){
421 for opt; do
88268e94 422 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
423 done
424}
425
4a0d6686
AJ
426is_in(){
427 value=$1
428 shift
429 for var in $*; do
430 [ $var = $value ] && return 0
431 done
432 return 1
433}
434
30fd06be
MR
435check_deps(){
436 for cfg; do
3250003c 437 cfg="${cfg#!}"
799c9e9b
MR
438 enabled ${cfg}_checking && die "Circular dependency for $cfg."
439 disabled ${cfg}_checking && continue
440 enable ${cfg}_checking
441
30fd06be
MR
442 eval dep_all="\$${cfg}_deps"
443 eval dep_any="\$${cfg}_deps_any"
7ef3425f 444 eval dep_sel="\$${cfg}_select"
c510c7b5 445 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 446
c510c7b5
MR
447 pushvar cfg dep_all dep_any dep_sel dep_sgs
448 check_deps $dep_all $dep_any $dep_sel $dep_sgs
449 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 450
6a702d4c
MR
451 enabled_all $dep_all || disable $cfg
452 enabled_any $dep_any || disable $cfg
7ef3425f 453 disabled_any $dep_sel && disable $cfg
799c9e9b 454
4ec45764
RP
455 if enabled $cfg; then
456 eval dep_extralibs="\$${cfg}_extralibs"
457 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 458 enable_deep $dep_sel
c510c7b5 459 enable_deep_weak $dep_sgs
4ec45764
RP
460 fi
461
799c9e9b 462 disable ${cfg}_checking
30fd06be
MR
463 done
464}
465
44161118
MR
466print_config(){
467 pfx=$1
468 header=$2
469 makefile=$3
470 shift 3
471 for cfg; do
5e622c40 472 ucname="$(toupper $cfg)"
44161118 473 if enabled $cfg; then
3d907e22 474 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
475 echo "${pfx}${ucname}=yes" >> $makefile
476 else
b250f9c6 477 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
478 fi
479 done
57bd82d4
MR
480}
481
482flags_saved(){
2270b4b2 483 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
484}
485
dcd479c0 486save_flags(){
57bd82d4 487 flags_saved && return
dcd479c0
MR
488 SAVE_CFLAGS="$CFLAGS"
489 SAVE_LDFLAGS="$LDFLAGS"
490 SAVE_extralibs="$extralibs"
491}
492
493restore_flags(){
f5d28d10 494 flags_saved || return
dcd479c0
MR
495 CFLAGS="$SAVE_CFLAGS"
496 LDFLAGS="$SAVE_LDFLAGS"
497 extralibs="$SAVE_extralibs"
498 unset SAVE_CFLAGS
499 unset SAVE_LDFLAGS
500 unset SAVE_extralibs
501}
502
503temp_cflags(){
504 save_flags
505 CFLAGS="$CFLAGS $*"
506}
507
508temp_ldflags(){
509 save_flags
510 LDFLAGS="$LDFLAGS $*"
511}
512
513temp_extralibs(){
514 save_flags
515 extralibs="$extralibs $*"
516}
517
57bd82d4
MR
518append(){
519 var=$1
520 shift
521 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
522 eval "$var=\"\$$var $*\""
523}
524
50a334e4 525add_cppflags(){
caf458dd 526 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
527}
528
57bd82d4 529add_cflags(){
caf458dd 530 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
531}
532
2f2e6c7c 533add_asflags(){
caf458dd 534 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
535}
536
57bd82d4
MR
537add_ldflags(){
538 append LDFLAGS "$@"
539}
540
541add_extralibs(){
542 append extralibs "$@"
543}
544
b0cfb663 545check_cmd(){
b3cb5d51 546 log "$@"
2270b4b2 547 "$@" >> $logfile 2>&1
b0cfb663
MR
548}
549
dcd479c0 550check_cc(){
57bd82d4 551 log check_cc "$@"
2270b4b2 552 cat > $TMPC
720c69da 553 log_file $TMPC
50a334e4 554 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
555}
556
557check_cpp(){
558 log check_cpp "$@"
2270b4b2 559 cat > $TMPC
720c69da 560 log_file $TMPC
9e7f3277 561 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
562}
563
f65883c8
MR
564check_as(){
565 log check_as "$@"
566 cat > $TMPC
567 log_file $TMPC
2f2e6c7c 568 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
569}
570
940f335a
MR
571check_asm(){
572 log check_asm "$@"
573 name="$1"
574 asm="$2"
575 shift 2
49214f61
MR
576 disable $name
577 check_as "$@" <<EOF && enable $name
124c21d7 578void foo(void){ __asm__ volatile($asm); }
940f335a
MR
579EOF
580}
581
304d586d
LM
582check_yasm(){
583 log check_yasm "$@"
584 echo "$1" > $TMPS
585 log_file $TMPS
586 shift 1
587 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
588}
589
dcd479c0 590check_ld(){
57bd82d4 591 log check_ld "$@"
0607887f 592 check_cc || return
3155a644
MR
593 flags=''
594 libs=''
595 for f; do
596 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
597 done
684b28e0 598 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
599}
600
50a334e4
MR
601check_cppflags(){
602 log check_cppflags "$@"
caf458dd
MR
603 set -- $($filter_cppflags "$@")
604 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
605int x;
606EOF
607}
608
dcd479c0 609check_cflags(){
57bd82d4 610 log check_cflags "$@"
caf458dd
MR
611 set -- $($filter_cflags "$@")
612 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
613int x;
614EOF
615}
616
617check_ldflags(){
57bd82d4
MR
618 log check_ldflags "$@"
619 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 620int main(void){ return 0; }
dcd479c0
MR
621EOF
622}
623
624check_header(){
57bd82d4 625 log check_header "$@"
dcd479c0
MR
626 header=$1
627 shift
b77df637
MR
628 disable_safe $header
629 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
630#include <$header>
631int x;
632EOF
633}
634
635check_func(){
57bd82d4 636 log check_func "$@"
dcd479c0
MR
637 func=$1
638 shift
d8bc5f06
MR
639 disable $func
640 check_ld "$@" <<EOF && enable $func
dcd479c0 641extern int $func();
c23a0ac8 642int main(void){ $func(); }
dcd479c0
MR
643EOF
644}
645
2446d3d6
DB
646check_func_headers(){
647 log check_func_headers "$@"
f8d7b072
MR
648 headers=$1
649 func=$2
650 shift 2
651 disable $func
652 incs=""
653 for hdr in $headers; do
654 incs="$incs
655#include <$hdr>"
656 done
cd0d9a9d 657 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 658$incs
d6773f56 659int main(int argc, char **argv){
2b2c2a81 660 return (long) $func;
f8d7b072
MR
661}
662EOF
663}
664
a5344cf7
SS
665check_cpp_condition(){
666 log check_cpp_condition "$@"
667 header=$1
668 condition=$2
669 check_cpp <<EOF
670#include <$header>
671#if !($condition)
672#error "unsatisfied condition: $condition"
673#endif
674EOF
675}
676
57bd82d4
MR
677check_lib(){
678 log check_lib "$@"
679 header="$1"
680 func="$2"
681 shift 2
fcfcde17
MR
682 temp_extralibs "$@"
683 check_header $header && check_func $func && add_extralibs "$@"
684 err=$?
685 restore_flags
686 return $err
57bd82d4
MR
687}
688
f8d7b072
MR
689check_lib2(){
690 log check_lib2 "$@"
691 headers="$1"
692 func="$2"
693 shift 2
694 temp_extralibs "$@"
2446d3d6 695 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
696 err=$?
697 restore_flags
698 return $err
699}
700
dcd479c0 701check_exec(){
2270b4b2 702 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
703}
704
7dfef245 705check_exec_crash(){
5e622c40 706 code=$(cat)
7dfef245
MR
707
708 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
709 # are safe but may not be available everywhere. Thus we use
710 # raise(SIGTERM) instead. The check is run in a subshell so we
711 # can redirect the "Terminated" message from the shell. SIGBUS
712 # is not defined by standard C so it is used conditionally.
713
2270b4b2 714 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
715#include <signal.h>
716static void sighandler(int sig){
717 raise(SIGTERM);
718}
e5af4a11 719int main(void){
7dfef245
MR
720 signal(SIGILL, sighandler);
721 signal(SIGFPE, sighandler);
722 signal(SIGSEGV, sighandler);
723#ifdef SIGBUS
724 signal(SIGBUS, sighandler);
725#endif
726 { $code }
727}
728EOF
729}
730
72be9e73
DY
731check_type(){
732 log check_type "$@"
733 headers=$1
734 type=$2
735 shift 2
736 disable $type
737 incs=""
738 for hdr in $headers; do
739 incs="$incs
740#include <$hdr>"
741 done
742 check_cc "$@" <<EOF && enable $type
743$incs
744$type v;
745EOF
746}
747
57bd82d4
MR
748require(){
749 name="$1"
750 header="$2"
751 func="$3"
752 shift 3
753 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
754}
755
f8d7b072
MR
756require2(){
757 name="$1"
758 headers="$2"
759 func="$3"
760 shift 3
761 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
762}
763
eea50282
MR
764check_foo_config(){
765 cfg=$1
766 pkg=$2
767 header=$3
768 func=$4
769 shift 4
770 disable $cfg
771 check_cmd ${pkg}-config --version
772 err=$?
773 if test "$err" = 0; then
5e622c40
DB
774 temp_cflags $(${pkg}-config --cflags)
775 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
776 check_lib "$@" $header $func && enable $cfg
777 fi
778 return $err
779}
780
c505dd31
MR
781apply(){
782 file=$1
783 shift
784 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
785}
786
dcd61286
DB
787# CONFIG_LIST contains configurable options, while HAVE_LIST is for
788# system-dependent things.
789
4a0d6686
AJ
790COMPONENT_LIST="
791 bsfs
792 decoders
793 demuxers
794 encoders
3cde40aa 795 filters
5666fd73 796 hwaccels
c552605c 797 indevs
4a0d6686 798 muxers
c552605c 799 outdevs
4a0d6686
AJ
800 parsers
801 protocols
802"
803
804CONFIG_LIST="
805 $COMPONENT_LIST
e8ed9b7a 806 aandct
f7679c54
VS
807 avfilter
808 avfilter_lavf
c88f5d72
MR
809 avisynth
810 beos_netserver
f402916e 811 bzlib
27a9466b 812 fastdiv
c88f5d72
MR
813 ffmpeg
814 ffplay
815 ffserver
1848f7d9 816 fft
4f034993 817 golomb
c88f5d72 818 gpl
ecfc4f44 819 gprof
d8d0d0b2 820 gray
3abe5fbd 821 hardcoded_tables
c88f5d72 822 ipv6
f7b8bffe 823 libdc1394
690bfceb 824 libdirac
2eed5a46
DB
825 libfaac
826 libfaad
827 libfaadbin
c88f5d72 828 libgsm
6ebe07fb 829 libmp3lame
c88f5d72 830 libnut
0b175caa
DB
831 libopencore_amrnb
832 libopencore_amrwb
9a77d59a 833 libopenjpeg
f7cd9eed 834 libschroedinger
ae14f311 835 libspeex
150d2772 836 libtheora
c88f5d72 837 libvorbis
1cc60c47
DB
838 libx264
839 libxvid
f4d608e3 840 lpc
47a158cb 841 mdct
c88f5d72 842 memalign_hack
a8150374 843 mlib
c88f5d72
MR
844 mpegaudio_hp
845 network
3fe142e2 846 nonfree
8a3c8627 847 pic
4a24ab64 848 postproc
2b4c3615 849 powerpc_perf
68602540 850 rdft
e90f5b5a 851 runtime_cpudetect
2e35e684 852 shared
bd2216e4 853 small
2e35e684 854 static
a9ddb5b1 855 swscale_alpha
17492d5e
DB
856 vaapi
857 vdpau
9cad0e4e 858 version3
56a059ac 859 x11grab
c88f5d72 860 zlib
4a0d6686 861"
c88f5d72 862
8eee7025
DB
863THREADS_LIST='
864 beosthreads
d22e8442 865 os2threads
8eee7025
DB
866 pthreads
867 w32threads
868'
869
3f5b56e5
MR
870ARCH_LIST='
871 alpha
a2fc0f6a 872 arm
fdcd782d
MR
873 avr32
874 avr32_ap
875 avr32_uc
3f5b56e5
MR
876 bfin
877 ia64
878 m68k
879 mips
bae3abb0 880 mips64
3f5b56e5 881 parisc
79cb09b2 882 ppc
34d11b87 883 ppc64
3f5b56e5
MR
884 s390
885 sh4
886 sparc
887 sparc64
888 x86
889 x86_32
890 x86_64
891'
892
893ARCH_EXT_LIST='
1ac9331a 894 altivec
3bf96eec 895 amd3dnow
a1ef9f08 896 amd3dnowext
1ac9331a 897 armv5te
edab3048 898 armv6
ab5cb084 899 armv6t2
f55b299a 900 armvfp
3f5b56e5
MR
901 iwmmxt
902 mmi
903 mmx
d7f0920b 904 mmx2
6b18d278 905 neon
799fde37 906 ppc4xx
1bb04d5a 907 sse
9eeed841 908 ssse3
bd9d34a0 909 vis
3f5b56e5
MR
910'
911
912HAVE_LIST="
913 $ARCH_EXT_LIST
914 $THREADS_LIST
35fd8122 915 alsa_asoundlib_h
3f5b56e5 916 altivec_h
c9fdab0d 917 arpa_inet_h
e7ea5e3d 918 attribute_packed
08a85a59 919 bigendian
6bd859d6 920 bswap
ecf97f22 921 closesocket
1ac9331a 922 cmov
e16e49ac 923 conio_h
c88f5d72 924 dcbzl
f8aa696f
DB
925 dev_bktr_ioctl_bt848_h
926 dev_bktr_ioctl_meteor_h
927 dev_ic_bt8xx_h
928 dev_video_meteor_ioctl_meteor_h
929 dev_video_bktr_ioctl_bt848_h
18b67ae5 930 dlfcn_h
c88f5d72 931 dlopen
bc574408 932 dos_paths
245626d0
DB
933 ebp_available
934 ebx_available
c2a29455 935 fast_64bit
7073e9fc 936 fast_cmov
7b829d2a 937 fast_unaligned
9d99cc5a 938 fork
da9e86f8 939 gethrtime
4e68cb8a 940 GetProcessTimes
66be5b45 941 getrusage
2e1913b1 942 inet_aton
61d251db 943 inline_asm
abfc8d05 944 isatty
9f5ff83f 945 ldbrx
0b4a1821
AS
946 libdc1394_1
947 libdc1394_2
a33cab3a 948 llrint
291fd18a 949 log2
85dd97ad 950 loongson
a33cab3a 951 lrint
c88f5d72 952 lrintf
e4673692 953 lzo1x_999_compress
f8aa696f
DB
954 machine_ioctl_bt848_h
955 machine_ioctl_meteor_h
c88f5d72
MR
956 malloc_h
957 memalign
6ffa87d3 958 mkstemp
b4e806b2 959 pld
1f91cdce 960 posix_memalign
a33cab3a
MK
961 round
962 roundf
c88f5d72
MR
963 sdl
964 sdl_video_size
b507ebd1 965 setmode
72be9e73 966 socklen_t
deb29777 967 soundcard_h
f8cda19e 968 poll_h
b58412f1 969 sys_mman_h
b091aa44 970 sys_resource_h
81644c2e 971 sys_select_h
deb29777 972 sys_soundcard_h
1b6e8b73 973 sys_videoio_h
d3a4b4e0 974 ten_operands
e16e49ac 975 termios_h
b265431e 976 threads
7b04b8a0 977 truncf
ce742de2 978 vfp_args
7c5bfe7a 979 VirtualAlloc
6ff3f3e7 980 winsock2_h
cc078b5d 981 xform_asm
304d586d 982 yasm
0cb78cef 983"
44161118 984
b6bb00b0
MR
985# options emitted with CONFIG_ prefix but not available on command line
986CONFIG_EXTRA="
9cad0e4e
DB
987 gplv3
988 lgplv3
b6bb00b0
MR
989"
990
520cc7f1 991CMDLINE_SELECT="
3f5b56e5 992 $ARCH_EXT_LIST
520cc7f1 993 $CONFIG_LIST
8eee7025 994 $THREADS_LIST
db6107b6 995 cross_compile
520cc7f1
MR
996 debug
997 extra_warnings
8c6afa4d 998 logging
d2bbb2f7 999 optimizations
87a0fb62 1000 stripping
7595a5e4 1001 yasm
520cc7f1 1002"
426be5dc
DB
1003
1004PATHS_LIST='
d156bede 1005 bindir
14a8acf1 1006 datadir
26759c44
MR
1007 incdir
1008 libdir
26759c44
MR
1009 mandir
1010 prefix
1011 shlibdir
426be5dc
DB
1012'
1013
1014CMDLINE_SET="
1015 $PATHS_LIST
1016 arch
313c46a6 1017 as
426be5dc
DB
1018 build_suffix
1019 cc
1020 cpu
1021 cross_prefix
50567afa 1022 dep_cc
ac63af34 1023 extra_version
9da6609f
MR
1024 host_cc
1025 host_cflags
1026 host_ldflags
1027 host_libs
82bb3329 1028 host_os
684b28e0 1029 ld
426be5dc 1030 logfile
89641463 1031 nm
26759c44 1032 source_path
c5200f17
MR
1033 sysinclude
1034 sysroot
a7ada2ba 1035 target_exec
26759c44 1036 target_os
a7ada2ba 1037 target_path
426be5dc 1038"
520cc7f1 1039
89f2932b
MR
1040CMDLINE_APPEND="
1041 extra_cflags
1042"
1043
912f3148
DB
1044# code dependency declarations
1045
9eeed841 1046# architecture extensions
79cb09b2 1047altivec_deps="ppc"
3bf96eec 1048amd3dnow_deps="mmx"
a1ef9f08 1049amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1050armv5te_deps="arm"
1051armv6_deps="arm"
ab5cb084 1052armv6t2_deps="arm"
a2fc0f6a
MR
1053armvfp_deps="arm"
1054iwmmxt_deps="arm"
e241ba14 1055mmi_deps="mips"
9eeed841 1056mmx_deps="x86"
75aa95a6 1057mmx2_deps="mmx"
a2fc0f6a 1058neon_deps="arm"
799fde37 1059ppc4xx_deps="ppc"
75aa95a6
DB
1060sse_deps="mmx"
1061ssse3_deps="sse"
bd9d34a0 1062vis_deps="sparc"
9eeed841 1063
89e053f8 1064need_memalign="altivec neon sse"
6fec122a 1065inline_asm_deps="!tms470"
89e053f8 1066
5666fd73 1067# decoders / encoders / hardware accelerators
47a158cb 1068aac_decoder_select="fft mdct"
84c04e25 1069aac_encoder_select="fft mdct"
47a158cb 1070ac3_decoder_select="fft mdct"
f4d608e3 1071alac_encoder_select="lpc"
47a158cb 1072atrac3_decoder_select="fft mdct"
4f034993 1073cavs_decoder_select="golomb"
47a158cb 1074cook_decoder_select="fft mdct"
2eef7c62 1075cscd_decoder_suggest="zlib"
47a158cb 1076dca_decoder_select="fft mdct"
e8ed9b7a 1077dnxhd_encoder_select="aandct"
2eef7c62 1078dxa_decoder_select="zlib"
baf91bb9 1079eac3_decoder_select="ac3_decoder"
84c04e25 1080eamad_decoder_select="aandct"
e8ed9b7a 1081eatgq_decoder_select="aandct"
d52b39c7 1082eatqi_decoder_select="aandct"
4f034993
MR
1083ffv1_decoder_select="golomb"
1084flac_decoder_select="golomb"
f4d608e3 1085flac_encoder_select="golomb lpc"
2eef7c62
AJ
1086flashsv_decoder_select="zlib"
1087flashsv_encoder_select="zlib"
4d4b4bd1 1088flv_encoder_select="h263_encoder"
e8ed9b7a
DB
1089h261_encoder_select="aandct"
1090h263_encoder_select="aandct"
ff418735 1091h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1092h263_vaapi_hwaccel_select="vaapi h263_decoder"
fe629c2d 1093h263p_encoder_select="h263_encoder"
4f034993 1094h264_decoder_select="golomb"
ff418735 1095h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1096h264_vaapi_hwaccel_select="vaapi"
711dae77 1097h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1098h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1099imc_decoder_select="fft mdct"
4f034993
MR
1100jpegls_decoder_select="golomb"
1101jpegls_encoder_select="golomb"
e8ed9b7a 1102ljpeg_encoder_select="aandct"
4f034993 1103loco_decoder_select="golomb"
e8ed9b7a
DB
1104mjpeg_encoder_select="aandct"
1105mpeg1video_encoder_select="aandct"
1106mpeg2video_encoder_select="aandct"
c37de5e1 1107mpeg4_encoder_select="h263_encoder"
711dae77 1108mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1109mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1110mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1111mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1112mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1113mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1114mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1115mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1116mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1117mpeg_xvmc_decoder_select="mpegvideo_decoder"
4e169d89
DB
1118msmpeg4v1_encoder_select="h263_encoder"
1119msmpeg4v2_encoder_select="h263_encoder"
1120msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1121nellymoser_decoder_select="fft mdct"
1122nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1123png_decoder_select="zlib"
1124png_encoder_select="zlib"
63cae55d 1125qdm2_decoder_select="fft mdct rdft"
b2bf38b4
DB
1126rv10_encoder_select="h263_encoder"
1127rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1128rv30_decoder_select="golomb"
1129rv40_decoder_select="golomb"
4f034993
MR
1130shorten_decoder_select="golomb"
1131sonic_decoder_select="golomb"
1132sonic_encoder_select="golomb"
1133sonic_ls_encoder_select="golomb"
1134svq3_decoder_select="golomb"
bee2eac5 1135svq3_decoder_suggest="zlib"
4eef77c1 1136theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1137tiff_decoder_suggest="zlib"
1138tiff_encoder_suggest="zlib"
1139tscc_decoder_select="zlib"
ff418735 1140vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1141vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1142vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1143vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1144vorbis_decoder_select="fft mdct"
1145vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1146vp6a_decoder_select="vp6_decoder"
1147vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1148wmav1_decoder_select="fft mdct"
1149wmav1_encoder_select="fft mdct"
1150wmav2_decoder_select="fft mdct"
1151wmav2_encoder_select="fft mdct"
665507aa 1152wmv1_encoder_select="h263_encoder"
1746e2a9 1153wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1154wmv3_decoder_select="vc1_decoder"
1155wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1156wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1157zlib_decoder_select="zlib"
1158zlib_encoder_select="zlib"
1159zmbv_decoder_select="zlib"
1160zmbv_encoder_select="zlib"
30fd06be 1161
28b80940
DB
1162# parsers
1163h264_parser_select="golomb"
1164
912f3148 1165# external libraries
1b71f045 1166libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1167libdirac_encoder_deps="libdirac"
c9171a83 1168libfaac_encoder_deps="libfaac"
69ddbd1d 1169libfaad_decoder_deps="libfaad"
4ec45764 1170libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1171libgsm_decoder_deps="libgsm"
1172libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1173libgsm_ms_decoder_deps="libgsm"
1174libgsm_ms_encoder_deps="libgsm"
1cc60c47 1175libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1176libopencore_amrnb_decoder_deps="libopencore_amrnb"
1177libopencore_amrnb_encoder_deps="libopencore_amrnb"
1178libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1179libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1180libschroedinger_decoder_deps="libschroedinger"
1181libschroedinger_encoder_deps="libschroedinger"
ae14f311 1182libspeex_decoder_deps="libspeex"
150d2772 1183libtheora_encoder_deps="libtheora"
b0caf888 1184libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1185libx264_encoder_deps="libx264"
1186libxvid_encoder_deps="libxvid"
30fd06be 1187
912f3148 1188# demuxers / muxers
03a76ba9 1189ac3_demuxer_deps="ac3_parser"
647c2356 1190asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1191avisynth_demuxer_deps="avisynth"
1192dirac_demuxer_deps="dirac_parser"
647c2356 1193ipod_muxer_select="mov_muxer"
4e622dea
SS
1194libnut_demuxer_deps="libnut"
1195libnut_muxer_deps="libnut"
647c2356 1196matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1197matroska_demuxer_suggest="zlib bzlib"
1198mov_demuxer_suggest="zlib"
1199mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1200mp4_muxer_select="mov_muxer"
1201mpegtsraw_demuxer_select="mpegts_demuxer"
1202mxf_d10_muxer_select="mxf_muxer"
1203psp_muxer_select="mov_muxer"
4e622dea
SS
1204rtp_muxer_deps="network rtp_protocol"
1205rtsp_demuxer_deps="sdp_demuxer"
1206sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1207tg2_muxer_select="mov_muxer"
1208tgp_muxer_select="mov_muxer"
6bdaa5f4 1209w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1210
1211# indevs / outdevs
38e54a75
SS
1212alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1213alsa_indev_extralibs="-lasound"
1214alsa_outdev_deps="alsa_asoundlib_h"
1215alsa_outdev_extralibs="-lasound"
1216audio_beos_indev_deps="audio_beos"
1217audio_beos_indev_extralibs="-lmedia -lbe"
1218audio_beos_outdev_deps="audio_beos"
1219audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1220bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1221dv1394_indev_deps="dv1394 dv_demuxer"
1222jack_indev_deps="jack_jack_h"
1223jack_indev_extralibs="-ljack"
1224libdc1394_indev_deps="libdc1394"
38e54a75
SS
1225oss_indev_deps_any="soundcard_h sys_soundcard_h"
1226oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1227v4l_indev_deps="linux_videodev_h"
1228v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1229vfwcap_indev_deps="capCreateCaptureWindow"
1230vfwcap_indev_extralibs="-lvfw32"
1231x11_grab_device_indev_deps="x11grab XShmCreateImage"
1232x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1233
912f3148 1234# protocols
3fff6382 1235gopher_protocol_deps="network"
c08fb000 1236http_protocol_deps="network"
cbf29889 1237rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1238rtp_protocol_deps="udp_protocol"
1239tcp_protocol_deps="network"
1240udp_protocol_deps="network"
1241
f7679c54 1242# filters
81124ba0 1243movie_filter_deps="avfilter_lavf"
f7679c54 1244
912f3148 1245# programs
fa859b4d 1246ffplay_deps="sdl"
6ad42348 1247ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1248ffserver_extralibs='$ldl'
a2830dca 1249
912f3148 1250
de6d9b64 1251# default parameters
8a608357 1252
2ba042a7 1253logfile="config.err"
8a608357
MR
1254
1255# installation paths
c9d19248
MR
1256prefix_default="/usr/local"
1257bindir_default='${prefix}/bin'
14a8acf1 1258datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1259incdir_default='${prefix}/include'
1260libdir_default='${prefix}/lib'
1261mandir_default='${prefix}/share/man'
1262shlibdir_default="$libdir_default"
8a608357
MR
1263
1264# toolchain
11e6d03a 1265ar="ar"
13c7df3d 1266cc_default="gcc"
a3d7c197 1267cc_version=\"unknown\"
9da6609f 1268host_cc_default="gcc"
11e6d03a 1269ln_s="ln -sf"
89641463 1270nm_default="nm"
11e6d03a 1271objformat="elf"
be7109c1 1272ranlib="ranlib"
0f3cb305 1273strip="strip"
11e6d03a 1274yasmexe="yasm"
8a608357
MR
1275
1276# machine
5e622c40 1277arch=$(uname -m)
38d0a8aa 1278cpu="generic"
8a608357 1279
8a608357 1280# OS
4f854758 1281target_os=$(tolower $(uname -s))
82bb3329 1282host_os=$target_os
8a608357 1283
8a608357 1284# configurable options
497237c7 1285enable debug
aa033b1e 1286enable fastdiv
497237c7
RP
1287enable ffmpeg
1288enable ffplay
1289enable ffserver
1290enable ipv6
497237c7
RP
1291enable mpegaudio_hp
1292enable network
8400d6b8 1293enable optimizations
497237c7 1294enable protocols
530dc538 1295enable static
87a0fb62 1296enable stripping
a9ddb5b1 1297enable swscale_alpha
8a608357 1298
8a608357 1299# build settings
9987769a 1300SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1301FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1302LIBPREF="lib"
1303LIBSUF=".a"
c5f14466
RP
1304FULLNAME='$(NAME)$(BUILDSUF)'
1305LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1306SLIBPREF="lib"
1307SLIBSUF=".so"
c5f14466 1308SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1309SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1310SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1311LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1312
7e6c86e6
MR
1313CC_O='-o $@'
1314
9da6609f
MR
1315host_cflags='-O3 -g -Wall'
1316host_libs='-lm'
1317
a7ada2ba
MR
1318target_path='.'
1319
0d7dca36
DB
1320# gcc stupidly only outputs the basename of targets with -MM, but we need the
1321# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1322DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1323DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1324
c597172e 1325# find source path
5e622c40 1326source_path="$(dirname "$0")"
497237c7 1327enable source_path_used
24524f36 1328if test -f configure; then
5e622c40 1329 source_path="$(pwd)"
497237c7 1330 disable source_path_used
c597172e 1331else
5e622c40 1332 source_path="$(cd "$source_path"; pwd)"
c597172e 1333 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1334 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1335 test -e "$source_path/config.h" &&
1336 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1337fi
1338
13cbe2c0 1339for v in "$@"; do
b04251c5
MR
1340 r=${v#*=}
1341 l=${v%"$r"}
1342 r=$(sh_quote "$r")
13cbe2c0
MR
1343 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1344done
c597172e 1345
73ef8980
MR
1346find_things(){
1347 thing=$1
1348 pattern=$2
1349 file=$source_path/$3
932ccf39 1350 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1351}
1352
1353ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1354DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1355HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1356PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1357BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1358MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1359DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1360OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1361INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1362PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1363FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1364
7483e694
DB
1365enable $ARCH_EXT_LIST \
1366 $DECODER_LIST \
1367 $ENCODER_LIST \
5666fd73 1368 $HWACCEL_LIST \
7483e694
DB
1369 $PARSER_LIST \
1370 $BSF_LIST \
1371 $DEMUXER_LIST \
1372 $MUXER_LIST \
f7679c54 1373 $FILTER_LIST \
7483e694
DB
1374 $PROTOCOL_LIST \
1375 $INDEV_LIST \
1376 $OUTDEV_LIST \
c597172e
MR
1377
1378die_unknown(){
1379 echo "Unknown option \"$1\"."
1380 echo "See $0 --help for available options."
1381 exit 1
1382}
1383
794f8e97 1384show_list() {
bf0c4afa
RP
1385 suffix=_$1
1386 shift
1387 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1388 exit 0
1389}
1390
c597172e 1391for opt do
7483e694
DB
1392 optval="${opt#*=}"
1393 case "$opt" in
0f010b2f 1394 --extra-ldflags=*) add_ldflags $optval
7483e694 1395 ;;
0f010b2f 1396 --extra-libs=*) add_extralibs $optval
7483e694 1397 ;;
8fb1cb58 1398 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1399 ;;
40bcf4c7
BL
1400 --enable-debug=*) debuglevel="$optval"
1401 ;;
7483e694 1402 --enable-*=*|--disable-*=*)
8b93ddc3 1403 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1404 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1405 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1406 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1407 $action $(filter "$name" $list)
7483e694
DB
1408 ;;
1409 --enable-?*|--disable-?*)
5e622c40 1410 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1411 if is_in $option $COMPONENT_LIST; then
fed5d54b 1412 test $action = disable && action=unset
e3773a55
MR
1413 eval $action \$$(toupper ${option%s})_LIST
1414 elif is_in $option $CMDLINE_SELECT; then
1415 $action $option
1416 else
1417 die_unknown $opt
1418 fi
7483e694
DB
1419 ;;
1420 --list-*)
1421 NAME="${opt#--list-}"
1422 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1423 NAME=${NAME%s}
1424 eval show_list $NAME \$$(toupper $NAME)_LIST
1425 ;;
1426 --help|-h) show_help
1427 ;;
1428 *)
884a36a7 1429 optname="${opt%%=*}"
26759c44
MR
1430 optname="${optname#--}"
1431 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1432 if is_in $optname $CMDLINE_SET; then
1433 eval $optname='$optval'
1434 elif is_in $optname $CMDLINE_APPEND; then
1435 append $optname "$optval"
1436 else
1437 die_unknown $opt
1438 fi
7483e694
DB
1439 ;;
1440 esac
c597172e
MR
1441done
1442
bcea99bb
MR
1443disabled logging && logfile=/dev/null
1444
13cbe2c0 1445echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1446set >> $logfile
1447
9da6609f
MR
1448test -n "$cross_prefix" && enable cross_compile
1449
adb2b908 1450ar="${cross_prefix}${ar}"
11e6d03a 1451cc_default="${cross_prefix}${cc_default}"
20e0ed95 1452nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1453ranlib="${cross_prefix}${ranlib}"
1454strip="${cross_prefix}${strip}"
1455
c5200f17
MR
1456sysinclude_default="${sysroot}/usr/include"
1457
75800dce 1458set_default cc nm sysinclude
9da6609f
MR
1459enabled cross_compile || host_cc_default=$cc
1460set_default host_cc
13c7df3d 1461
82bb3329
MR
1462exesuf() {
1463 case $1 in
1464 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1465 esac
1466}
1467
1468EXESUF=$(exesuf $target_os)
1469HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1470
e4e69e0b 1471# set temporary file name
a49d42c2 1472: ${TMPDIR:=$TEMPDIR}
c51fafa1 1473: ${TMPDIR:=$TMP}
a49d42c2 1474: ${TMPDIR:=/tmp}
e4e69e0b 1475
54460a83
MR
1476if ! check_cmd type mktemp; then
1477 # simple replacement for missing mktemp
1478 # NOT SAFE FOR GENERAL USE
1479 mktemp(){
1480 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1481 }
1482fi
1483
1484tmpfile(){
1485 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1486 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1487 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1488 append TMPFILES $tmp
1489 eval $1=$tmp
1490}
1491
1492trap 'rm -f -- $TMPFILES' EXIT
1493trap exit HUP INT TERM
1494
1495tmpfile TMPC .c
1496tmpfile TMPE $EXESUF
1497tmpfile TMPH .h
1498tmpfile TMPO .o
1499tmpfile TMPS .S
1500tmpfile TMPSH .sh
1501
1502unset -f mktemp
e4e69e0b 1503
993f2d0f
MR
1504# make sure we can execute files in $TMPDIR
1505cat > $TMPSH 2>> $logfile <<EOF
1506#! /bin/sh
1507EOF
1508chmod +x $TMPSH >> $logfile 2>&1
1509if ! $TMPSH >> $logfile 2>&1; then
1510 cat <<EOF
1511Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1512variable to another directory and make sure that it is not mounted noexec.
1513EOF
1514 die "Sanity test failed."
1515fi
993f2d0f 1516
19b4c628
MR
1517filter_cflags=echo
1518filter_cppflags=echo
1519filter_asflags=echo
1520
8f0c157a 1521if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1522 cc_type=gcc
a3d7c197 1523 cc_version=__VERSION__
aef6bd1b
MR
1524 if ! $cc -dumpversion | grep -q '^2\.'; then
1525 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1526 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1527 fi
629687f6
MR
1528elif $cc --version 2>/dev/null | grep -q Intel; then
1529 cc_type=icc
6e3fa35d 1530 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1531 CC_DEPFLAGS='-MMD'
1532 AS_DEPFLAGS='-MMD'
629687f6
MR
1533elif $cc -v 2>&1 | grep -q xlc; then
1534 cc_type=xlc
6e3fa35d 1535 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1536elif $cc -V 2>/dev/null | grep -q Compaq; then
1537 cc_type=ccc
6e3fa35d 1538 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1539 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1540 debuglevel=3
df442a8d 1541 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1542elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1543 test -d "$sysroot" || die "No valid sysroot specified."
1544 cc_type=armcc
6e3fa35d 1545 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1546 armcc_conf="$PWD/armcc.conf"
1547 $cc --arm_linux_configure \
1548 --arm_linux_config_file="$armcc_conf" \
1549 --configure_sysroot="$sysroot" \
1550 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1551 die "Error creating armcc configuration file."
1552 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1553 as_default="${cross_prefix}gcc"
07dec06e
MR
1554 CC_DEPFLAGS='-MMD'
1555 AS_DEPFLAGS='-MMD'
6fec122a
MR
1556elif $cc -version 2>/dev/null | grep -q TMS470; then
1557 cc_type=tms470
6e3fa35d 1558 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1559 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1560 CC_O='-fr=$(@D)'
1561 as_default="${cross_prefix}gcc"
1562 ld_default="${cross_prefix}gcc"
6fec122a
MR
1563 TMPO=$(basename $TMPC .c).o
1564 append TMPFILES $TMPO
1565 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1566 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1567 AS_DEPFLAGS='-MMD'
6fec122a
MR
1568 filter_cflags=tms470_flags
1569 tms470_flags(){
1570 for flag; do
1571 case $flag in
1572 -march=*|-mcpu=*)
1573 case "${flag#*=}" in
1574 armv7-a|cortex-a*) echo -mv=7a8 ;;
1575 armv7-r|cortex-r*) echo -mv=7r4 ;;
1576 armv7-m|cortex-m*) echo -mv=7m3 ;;
1577 armv6*|arm11*) echo -mv=6 ;;
1578 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1579 echo -mv=5e ;;
1580 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1581 esac
1582 ;;
1583 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1584 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1585 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1586 -Os) echo -O3 -mf=2 ;;
1587 -O[0-3]) echo $flag -mf=5 ;;
1588 -g) echo -g -mn ;;
1589 esac
1590 done
1591 }
06da6943
DC
1592elif $cc -v 2>&1 | grep -q clang; then
1593 cc_type=clang
1594 cc_version=__VERSION__
1595 CC_DEPFLAGS='-MMD'
1596 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1597elif $cc -V 2>&1 | grep -q Sun; then
1598 cc_type=suncc
1599 cc_version="AV_STRINGIFY(__SUNPRO_C)"
1600 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\\\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
1601 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
629687f6
MR
1602fi
1603
1604test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1605
75bafbac 1606: ${as_default:=$cc}
50567afa 1607: ${dep_cc_default:=$cc}
684b28e0 1608: ${ld_default:=$cc}
50567afa 1609set_default as dep_cc ld
75800dce 1610
07dec06e
MR
1611test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1612test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1613
7f32f40c 1614add_cflags $extra_cflags
2f2e6c7c 1615add_asflags $extra_cflags
7f32f40c 1616
154d432c
MR
1617if test -n "$sysroot"; then
1618 case "$cc_type" in
1619 gcc)
467256f2 1620 add_cppflags --sysroot="$sysroot"
154d432c
MR
1621 add_ldflags --sysroot="$sysroot"
1622 ;;
6fec122a
MR
1623 tms470)
1624 add_cppflags -I"$sysinclude"
1625 add_ldflags --sysroot="$sysroot"
1626 ;;
06da6943
DC
1627 clang)
1628 add_cppflags -isysroot="$sysroot"
1629 add_ldflags -isysroot="$sysroot"
1630 ;;
154d432c
MR
1631 esac
1632fi
1633
d22c13a8
MR
1634if test "$cpu" = host; then
1635 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1636
1637 case "$cc_type" in
1638 gcc)
1639 check_native(){
1640 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1641 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1642 }
1643 cpu=$(check_native -march || check_native -mcpu)
1644 ;;
1645 esac
1646
1647 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1648fi
1649
df5cdc24
MR
1650# Add processor-specific flags
1651case $cpu in
1652 601|ppc601|PowerPC601)
1653 cpuflags="-mcpu=601"
1654 ;;
1655 603*|ppc603*|PowerPC603*)
1656 cpuflags="-mcpu=603"
1657 ;;
1658 604*|ppc604*|PowerPC604*)
1659 cpuflags="-mcpu=604"
1660 ;;
1661 G3|g3|75*|ppc75*|PowerPC75*)
1662 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1663 ;;
1664 G4|g4|745*|ppc745*|PowerPC745*)
1665 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1666 ;;
1667 74*|ppc74*|PowerPC74*)
1668 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1669 ;;
1670 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1671 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1672 ;;
1673 Cell|CELL|cell)
1674 cpuflags="-mcpu=cell"
1675 enable ldbrx
1676 ;;
1677 # targets that do NOT support conditional mov (cmov)
1678 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1679 cpuflags="-march=$cpu"
1680 disable cmov
1681 ;;
1682 # targets that do support conditional mov (cmov)
d3ee7715 1683 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1684 cpuflags="-march=$cpu"
1685 enable cmov
1686 enable fast_cmov
1687 ;;
1688 # targets that do support conditional mov but on which it's slow
1689 pentium4|pentium4m|prescott|nocona)
1690 cpuflags="-march=$cpu"
1691 enable cmov
1692 disable fast_cmov
1693 ;;
1694 sparc64)
1695 cpuflags="-mcpu=v9"
1696 ;;
1697 arm11*|cortex*)
1698 cpuflags="-mcpu=$cpu"
1699 enable fast_unaligned
1700 ;;
1701 armv[67]*)
1702 cpuflags="-march=$cpu"
1703 enable fast_unaligned
1704 ;;
1705 armv*)
1706 cpuflags="-march=$cpu"
1707 ;;
1708 arm*)
1709 cpuflags="-mcpu=$cpu"
1710 ;;
1711 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1712 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1713 ;;
1714 bf*)
1715 cpuflags="-mcpu=$cpu"
1716 ;;
1717 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1718 cpuflags="-march=$cpu"
1719 ;;
fdcd782d
MR
1720 ap7[02]0[0-2])
1721 subarch="avr32_ap"
1722 cpuflags="-mpart=$cpu"
1723 ;;
1724 ap)
1725 subarch="avr32_ap"
1726 cpuflags="-march=$cpu"
1727 ;;
1728 uc3[ab]*)
1729 subarch="avr32_uc"
1730 cpuflags="-mcpu=$cpu"
1731 ;;
1732 uc)
1733 subarch="avr32_uc"
1734 cpuflags="-march=$cpu"
1735 ;;
df5cdc24
MR
1736 generic)
1737 ;;
1738 *)
1739 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1740 ;;
1741esac
1742
1743add_cflags $cpuflags
1744add_asflags $cpuflags
1745
993f2d0f
MR
1746# compiler sanity check
1747check_exec <<EOF
1748int main(void){ return 0; }
1749EOF
1750if test "$?" != 0; then
1751 echo "$cc is unable to create an executable file."
1752 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1753 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1754 echo "Only do this if you know what cross compiling means."
1755 fi
1756 die "C compiler test failed."
1757fi
1758
38a9c529 1759add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1760check_cflags -std=c99
50a334e4 1761check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1762#include <stdlib.h>
1763EOF
50a334e4 1764check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1765#include <stdlib.h>
1766EOF
e9b9a2f8 1767
b24dbcbd 1768case "$arch" in
b24dbcbd
RP
1769 alpha)
1770 arch="alpha"
1771 enable fast_64bit
c0a02a3e 1772 check_cflags -mieee
8a3c8627 1773 spic=$shared
b24dbcbd 1774 ;;
cfdb6148
MR
1775 arm|armv[4567]*l)
1776 arch="arm"
b24dbcbd 1777 ;;
f4870943
MR
1778 avr32)
1779 ;;
cfdb6148
MR
1780 bfin)
1781 arch="bfin"
1782 ;;
1783 ia64)
1784 arch="ia64"
b24dbcbd 1785 enable fast_64bit
8a3c8627 1786 spic=$shared
cfdb6148
MR
1787 ;;
1788 m68k)
1789 arch="m68k"
b24dbcbd 1790 ;;
de3a1240 1791 mips|mipsel|IP*)
b24dbcbd 1792 arch="mips"
8a3c8627 1793 spic=$shared
b24dbcbd 1794 ;;
de3a1240
DB
1795 mips64)
1796 arch="mips"
bae3abb0 1797 subarch="mips64"
de3a1240 1798 enable fast_64bit
8a3c8627 1799 spic=$shared
de3a1240 1800 ;;
61597a98 1801 parisc|hppa)
b24dbcbd 1802 arch="parisc"
8a3c8627 1803 spic=$shared
b24dbcbd 1804 ;;
61597a98 1805 parisc64|hppa64)
b24dbcbd
RP
1806 arch="parisc"
1807 enable fast_64bit
8a3c8627 1808 spic=$shared
b24dbcbd 1809 ;;
cfdb6148
MR
1810 "Power Macintosh"|ppc|powerpc)
1811 arch="ppc"
1812 enable fast_unaligned
1813 ;;
1814 ppc64)
1815 arch="ppc"
34d11b87 1816 subarch="ppc64"
cfdb6148
MR
1817 enable fast_64bit
1818 enable fast_unaligned
1819 ;;
b24dbcbd
RP
1820 s390|s390x)
1821 arch="s390"
1822 ;;
cfdb6148
MR
1823 sh4|sh)
1824 arch="sh4"
b24dbcbd 1825 ;;
cfdb6148
MR
1826 sparc)
1827 arch="sparc"
8a3c8627 1828 spic=$shared
cfdb6148
MR
1829 ;;
1830 sun4u|sparc64)
1831 arch="sparc"
1832 subarch="sparc64"
b24dbcbd 1833 enable fast_64bit
8a3c8627 1834 spic=$shared
b24dbcbd 1835 ;;
de27f4d9 1836 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1837 arch="x86"
1838 subarch="x86_32"
1839 enable fast_unaligned
8a3c8627 1840 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
cfdb6148
MR
1841 int test[sizeof(char*) - 7];
1842EOF
de27f4d9
DC
1843 if test "$subarch" = "x86_64"; then
1844 enable cmov
1845 enable fast_cmov
1846 fi
b24dbcbd
RP
1847 ;;
1848 *)
1849 arch="unknown"
1850 ;;
1851esac
1852
62045d48 1853enable $arch $subarch
8a3c8627 1854enabled spic && enable pic
b24dbcbd 1855
7483e694 1856# OS specific
4f854758 1857case $target_os in
7483e694 1858 beos|haiku|zeta)
c9d19248 1859 prefix_default="$HOME/config"
7483e694 1860 # helps building libavcodec
50a334e4
MR
1861 add_cppflags -DPIC
1862 add_cflags -fomit-frame-pointer
7483e694 1863 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1864 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1865 case "$gcc_version" in
1866 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1867 disable mmx
1868 ;;
1869 *20010315*) echo "BeBits gcc"
0f010b2f 1870 add_cflags -fno-expensive-optimizations
7483e694
DB
1871 ;;
1872 esac
7483e694
DB
1873 SHFLAGS=-nostart
1874 # enable BeOS things
1875 enable audio_beos
1876 # no need for libm, but the inet stuff
1877 # Check for BONE
1878 # XXX: actually should check for NOT net_server
78fe7631 1879 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1880 network_extralibs="-lbind -lsocket"
1881 else
1882 enable beos_netserver
1883 network_extralibs="-lnet"
1884 fi ;;
1885 sunos)
1886 FFSERVERLDFLAGS=""
9987769a 1887 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1888 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1889 network_extralibs="-lsocket -lnsl"
50a334e4 1890 add_cppflags -D__EXTENSIONS__
7483e694
DB
1891 ;;
1892 netbsd)
07a8eef6
MR
1893 oss_indev_extralibs="-lossaudio"
1894 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1895 ;;
1896 openbsd)
89e053f8 1897 enable malloc_aligned
cd78208b 1898 enable pic
7483e694 1899 SHFLAGS='-shared'
07a8eef6
MR
1900 oss_indev_extralibs="-lossaudio"
1901 oss_outdev_extralibs="-lossaudio"
7483e694 1902 ;;
90b4f091 1903 freebsd|dragonfly)
89e053f8 1904 enable malloc_aligned
7483e694
DB
1905 ;;
1906 bsd/os)
1907 osextralibs="-lpoll -lgnugetopt"
1908 strip="strip -d"
1909 ;;
1910 darwin)
89e053f8 1911 enable malloc_aligned
0138c54e 1912 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1913 strip="strip -x"
1914 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1915 SLIBSUF=".dylib"
1916 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1917 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1918 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1919 objformat="macho"
1b0f6fb8 1920 enabled x86_64 && objformat="macho64"
8dfa86f7 1921 enabled_any pic shared ||
2704bd1a 1922 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
1923 ;;
1924 mingw32*)
9d3f4f50 1925 if test $target_os = "mingw32ce"; then
1aa71e25
MS
1926 disable network
1927 else
1928 target_os=mingw32
1929 fi
dcc01c06 1930 LIBTARGET=i386
1fc9fb8a 1931 if enabled x86_64; then
89e053f8 1932 enable malloc_aligned
dcc01c06 1933 LIBTARGET=x64
336cc1b0
MS
1934 elif enabled arm; then
1935 LIBTARGET=arm
dcc01c06 1936 fi
fbd971a4 1937 shlibdir_default="$bindir_default"
7483e694
DB
1938 disable ffserver
1939 SLIBPREF=""
1940 SLIBSUF=".dll"
7483e694
DB
1941 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1942 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1943 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 1944 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
1945 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
1946 install -d "$(LIBDIR)"; \
1947 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 1948 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1949 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1950 objformat="win32"
bc574408 1951 enable dos_paths
1894e741 1952 check_cflags -fno-common
b1549d61 1953 if ! enabled x86_64; then
f7ad5aa2
RP
1954 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1955 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 1956 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 1957 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 1958 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 1959 fi
7483e694
DB
1960 ;;
1961 cygwin*)
4f854758 1962 target_os=cygwin
fbd971a4 1963 shlibdir_default="$bindir_default"
7483e694
DB
1964 SLIBPREF="cyg"
1965 SLIBSUF=".dll"
1966 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1967 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1968 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1969 objformat="win32"
bc574408 1970 enable dos_paths
1894e741 1971 check_cflags -fno-common
7483e694 1972 ;;
4f365f37 1973 *-dos|freedos|opendos)
fdf11906 1974 disable ffplay ffserver
4f365f37
MK
1975 disable $INDEV_LIST $OUTDEV_LIST
1976 network_extralibs="-lsocket"
ff1c015d 1977 objformat="coff"
bc574408 1978 enable dos_paths
4f365f37 1979 ;;
7483e694 1980 linux)
7483e694
DB
1981 enable dv1394
1982 ;;
1983 irix*)
4f854758 1984 target_os=irix
7483e694
DB
1985 ranlib="echo ignoring ranlib"
1986 ;;
d22e8442 1987 os/2*)
d22e8442
DY
1988 strip="lxlite"
1989 ln_s="cp -f"
d22e8442 1990 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1991 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1992 FFSERVERLDFLAGS=""
287d3b13 1993 LIBSUF="_s.a"
d22e8442
DY
1994 SLIBPREF=""
1995 SLIBSUF=".dll"
1996 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1997 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1998 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1999 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2000 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2001 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2002 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2003 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2004 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2005 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2006 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2007 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2008 enable dos_paths
d22e8442 2009 ;;
83993c1c
AM
2010 gnu/kfreebsd)
2011 ;;
34e82167 2012 gnu)
34e82167 2013 ;;
d22e8442 2014
7483e694 2015 *)
4f924f9a 2016 die "Unknown OS '$target_os'."
7483e694
DB
2017 ;;
2018esac
2019
c9d19248
MR
2020set_default $PATHS_LIST
2021
c597172e 2022add_extralibs $osextralibs
de6d9b64 2023
28d8e661
DB
2024# Combine FFLDFLAGS and the LDFLAGS environment variable.
2025LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2026
320d060a 2027# we need to build at least one lib type
93b3c083 2028if ! enabled_any static shared; then
320d060a
DB
2029 cat <<EOF
2030At least one library type must be built.
2031Specify --enable-static to build the static libraries or --enable-shared to
2032build the shared libraries as well. To only build the shared libraries specify
2033--disable-static in addition to --enable-shared.
2034EOF
2035 exit 1;
2036fi
2037
abc4e572 2038disabled static && LIBNAME=""
2a320695 2039
a2234ceb
RP
2040if enabled_any libfaad libfaadbin ; then
2041 if check_header faad.h; then
295b8c70 2042 check_cc <<EOF
a2234ceb
RP
2043#include <faad.h>
2044#ifndef FAAD2_VERSION
2045ok faad1
2046#endif
db817cf3 2047int main(void) { return 0; }
a2234ceb
RP
2048EOF
2049 test $? = 0 && enable libfaad2
2050 else
ff3dac65 2051 die "FAAD test failed."
a2234ceb
RP
2052 fi
2053fi
2054
2055
2184c6f7 2056die_license_disabled() {
4c27207c 2057 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2058}
2059
2060die_license_disabled gpl libfaad2
2061die_license_disabled gpl libx264
2062die_license_disabled gpl libxvid
2063die_license_disabled gpl postproc
2064die_license_disabled gpl x11grab
2065
2f7ae63b 2066die_license_disabled nonfree libfaac
b2e3c528 2067
0b175caa
DB
2068die_license_disabled version3 libopencore_amrnb
2069die_license_disabled version3 libopencore_amrwb
2070
9cad0e4e 2071enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2072
9eeed841 2073check_deps $ARCH_EXT_LIST
0f3cb305 2074
40617a6d 2075disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2076
e276d9e8
MR
2077enable_pic() {
2078 enable pic
bce7b696
MR
2079 add_cppflags -DPIC
2080 add_cflags -fPIC
2081 add_asflags -fPIC
e276d9e8
MR
2082}
2083
2084enabled pic && enable_pic
bce7b696 2085
b4d96ba2
MR
2086check_cc <<EOF || die "Symbol mangling check failed."
2087int ff_extern;
2088EOF
2f05d9c1 2089sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2090extern_prefix=${sym%%ff_extern*}
2091
f65883c8
MR
2092check_cc <<EOF && enable inline_asm
2093void foo(void) { __asm__ volatile ("" ::); }
2094EOF
61d251db 2095
df5e3978
MR
2096_restrict=
2097for restrict_keyword in restrict __restrict__ __restrict; do
2098 check_cc <<EOF && _restrict=$restrict_keyword && break
2099void foo(char * $restrict_keyword p);
2100EOF
2101done
2102
2103check_cc <<EOF && enable attribute_packed
2104struct { int x; } __attribute__((packed)) x;
2105EOF
2106
2107check_cc <<EOF || die "endian test failed"
2108unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2109EOF
2110od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2111
fa0912fe 2112if enabled arm; then
e45391bb 2113
50fa82e6
MR
2114 check_cflags -marm
2115
fa0912fe
MR
2116 check_ld <<EOF && enable vfp_args
2117__asm__ (".eabi_attribute 28, 1");
2118int main(void) { return 0; }
2119EOF
2120
2121 # We have to check if pld is a nop and disable it.
2122 check_asm pld '"pld [r0]"'
2123
2124 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2125 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2126 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2127 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2128 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2129 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2130
e276d9e8
MR
2131 enabled_all armv6t2 shared !pic && enable_pic
2132
fa0912fe 2133elif enabled mips; then
e45391bb 2134
fa0912fe
MR
2135 check_asm loongson '"dmult.g $1, $2, $3"'
2136 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2137
fa0912fe 2138elif enabled ppc; then
e45391bb 2139
fa0912fe
MR
2140 check_asm dcbzl '"dcbzl 0, 1"'
2141 check_asm ppc4xx '"maclhw r10, r11, r12"'
2142 check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
2143
2144 # AltiVec flags: The FSF version of GCC differs from the Apple version
2145 if enabled altivec; then
2146 check_cflags -maltivec -mabi=altivec &&
2147 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2148 check_cflags -faltivec
2149
2150 # check if our compiler supports Motorola AltiVec C API
2151 check_cc <<EOF || disable altivec
2152$inc_altivec_h
2153int main(void) {
2154 vector signed int v1, v2, v3;
2155 v1 = vec_add(v2,v3);
2156 return 0;
2157}
2158EOF
2159
2160 # check if our compiler supports braces for vector declarations
2161 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2162$inc_altivec_h
2163int main (void) { (vector int) {1}; return 0; }
2164EOF
2165 fi
e45391bb 2166
fa0912fe 2167elif enabled sparc; then
e45391bb 2168
fa0912fe
MR
2169 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2170 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2171
fa0912fe 2172elif enabled x86; then
e45391bb 2173
44965991
PI
2174 # check whether EBP is available on x86
2175 # As 'i' is stored on the stack, this program will crash
2176 # if the base pointer is used to access it because the
2177 # base pointer is cleared in the inline assembly code.
7dfef245 2178 check_exec_crash <<EOF && enable ebp_available
44965991 2179 volatile int i=0;
be449fca 2180 __asm__ volatile (
44965991
PI
2181 "xorl %%ebp, %%ebp"
2182 ::: "%ebp");
2183 return i;
44965991
PI
2184EOF
2185
f494213c 2186 # check whether EBX is available on x86
7cee5421
MR
2187 check_asm ebx_available '""::"b"(0)' &&
2188 check_asm ebx_available '"":::"%ebx"'
8e380710 2189
d3a4b4e0
DB
2190 # check whether more than 10 operands are supported
2191 check_cc <<EOF && enable ten_operands
2192int main(void) {
2193 int x=0;
2194 __asm__ volatile(
2195 ""
2196 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2197 );
2198 return 0;
2199}
2200EOF
2201
d7f0920b 2202 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2203 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2204 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2205
2206 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2207
d52481b9 2208 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
2209 enabled x86_64 && append YASMFLAGS "-m amd64"
2210 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
2211 case "$objformat" in
2212 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 2213 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
2214 *) append YASMFLAGS "-DPREFIX" ;;
2215 esac
7595a5e4 2216 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2217
44965991
PI
2218fi
2219
a98bb16d
RP
2220if check_func dlopen; then
2221 ldl=
2222elif check_func dlopen -ldl; then
2223 ldl=-ldl
8bf5d58f
MN
2224fi
2225
75ecf149
DB
2226# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2227check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2228
7483e694
DB
2229check_func fork
2230check_func gethrtime
2231check_func getrusage
094c09bb 2232check_func inet_aton $network_extralibs
abfc8d05 2233check_func isatty
7483e694
DB
2234check_func memalign
2235check_func mkstemp
1f91cdce 2236check_func posix_memalign
b507ebd1 2237check_func_headers io.h setmode
e4673692 2238check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2239check_func_headers windows.h GetProcessTimes
7c5bfe7a 2240check_func_headers windows.h VirtualAlloc
6ffa87d3 2241
e16e49ac 2242check_header conio.h
a98bb16d
RP
2243check_header dlfcn.h
2244check_header malloc.h
bf6ce82d 2245check_header poll.h
b58412f1 2246check_header sys/mman.h
b091aa44 2247check_header sys/resource.h
bf6ce82d 2248check_header sys/select.h
a98bb16d 2249check_header termios.h
272081b0
CEH
2250check_header vdpau/vdpau.h
2251check_header vdpau/vdpau_x11.h
68178ca9 2252check_header X11/extensions/XvMClib.h
a98bb16d 2253
89e053f8
MR
2254if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2255 enabled_any $need_memalign ; then
1f91cdce 2256 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2257fi
e16e49ac 2258
a4fa192c 2259disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2260disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2261
2262# check for some common methods of building with pthread support
2263# do this before the optional library checks as some of them require pthreads
2264if enabled pthreads; then
9e7fd101
MR
2265 if check_func pthread_create; then
2266 :
2267 elif check_func pthread_create -pthread; then
2268 add_cflags -pthread
afc9aee2 2269 add_extralibs -pthread
9e7fd101
MR
2270 elif check_func pthread_create -pthreads; then
2271 add_cflags -pthreads
afc9aee2 2272 add_extralibs -pthreads
8d94f606
GT
2273 elif check_func pthread_create -lpthreadGC2; then
2274 add_extralibs -lpthreadGC2
9e7fd101
MR
2275 elif ! check_lib pthread.h pthread_create -lpthread; then
2276 die "ERROR: can't find pthreads library"
2277 fi
57bd82d4
MR
2278fi
2279
8eee7025 2280for thread in $THREADS_LIST; do
e5f94c2b 2281 if enabled $thread; then
3ae3b721
RP
2282 test -n "$thread_type" &&
2283 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2284 thread_type="$thread"
e5f94c2b
RP
2285 fi
2286done
2287
fdf88598 2288check_lib math.h sin -lm
ff418735 2289check_lib va/va.h vaInitialize -lva
fdf88598 2290
ad420e25
MR
2291check_func llrint
2292check_func log2
2293check_func lrint
2294check_func lrintf
2295check_func round
2296check_func roundf
2297check_func truncf
f32adb22 2298
57bd82d4 2299# these are off by default, so fail if requested and not available
79fda097 2300enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2301enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2302 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2303 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2304enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2305enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2306enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2307enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2308enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2309enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2310enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2311enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2312enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2313 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2314enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2315enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2316enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2317enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
19538981
JGG
2318 { check_cpp_condition x264.h "X264_BUILD >= 78" ||
2319 die "ERROR: libx264 version must be >= 0.78."; }
2bfecf73 2320enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2321enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2322
0b4a1821
AS
2323# libdc1394 check
2324if enabled libdc1394; then
2325 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2326 enable libdc1394_2; } ||
2327 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2328 enable libdc1394_1; } ||
2329 die "ERROR: No version of libdc1394 found "
2330fi
2331
497237c7
RP
2332disable sdl_too_old
2333disable sdl
6a1a892f 2334SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2335if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2336 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2337 temp_cflags $sdl_cflags
5e622c40 2338 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2339 if check_lib2 SDL.h SDL_Init; then
5e622c40 2340 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2341 if test "$_sdlversion" -lt 121 ; then
497237c7 2342 enable sdl_too_old
dcd479c0 2343 else
497237c7 2344 enable sdl
225e21ef 2345 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2346#include <SDL.h>
d6773f56 2347int main(int argc, char **argv){
29f3b38a
MR
2348 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2349 int w = vi->current_w;
2350 return 0;
2351}
2352EOF
dcd479c0
MR
2353 fi
2354 fi
29f3b38a 2355 restore_flags
c3f6b472 2356fi
57bd82d4 2357
2270b4b2 2358texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2359
73b46a95 2360if enabled network; then
96000432 2361 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2362 # Prefer arpa/inet.h over winsock2
2363 if check_header arpa/inet.h ; then
2364 check_func closesocket
2365 elif check_header winsock2.h ; then
f4c13872
MS
2366 check_func_headers winsock2.h closesocket -lws2 && \
2367 network_extralibs="-lws2" || \
2368 { check_func_headers winsock2.h closesocket -lws2_32 && \
2369 network_extralibs="-lws2_32"; }
72be9e73 2370 check_type ws2tcpip.h socklen_t
28c9f069
MK
2371 else
2372 disable network
73b46a95
RP
2373 fi
2374fi
2375
b6f3d925 2376enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2377#include <sys/types.h>
2378#include <sys/socket.h>
2379#include <netinet/in.h>
2380#include <netdb.h>
db817cf3 2381int main(void) {
7483e694
DB
2382 struct sockaddr_storage saddr;
2383 struct ipv6_mreq mreq6;
2384 getaddrinfo(0,0,0,0);
2385 getnameinfo(0,0,0,0,0,0,0);
2386 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2387}
2388EOF
2389
06e31011
RP
2390check_header linux/videodev.h
2391check_header linux/videodev2.h
1b6e8b73 2392check_header sys/videoio.h
47f38850 2393
2446d3d6 2394check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2395
f8aa696f 2396# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2397{ check_header dev/bktr/ioctl_meteor.h &&
2398 check_header dev/bktr/ioctl_bt848.h; } ||
2399{ check_header machine/ioctl_meteor.h &&
2400 check_header machine/ioctl_bt848.h; } ||
2401{ check_header dev/video/meteor/ioctl_meteor.h &&
2402 check_header dev/video/bktr/ioctl_bt848.h; } ||
2403check_header dev/ic/bt8xx.h
f8aa696f 2404
c7682de0
RP
2405check_header sys/soundcard.h
2406check_header soundcard.h
deb29777 2407
b6f3d925 2408enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2409
0e57fe17 2410enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2411
56a059ac 2412enabled x11grab &&
f58f4ce1
GP
2413check_header X11/Xlib.h &&
2414check_header X11/extensions/XShm.h &&
2415check_func XOpenDisplay -lX11 &&
06eab4ba 2416check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2417
95e561ec 2418enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2419
2420# add some useful compiler flags if supported
2421check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2422check_cflags -Wall
2423check_cflags -Wno-switch
c07bd6a9
MN
2424check_cflags -Wdisabled-optimization
2425check_cflags -Wpointer-arith
2426check_cflags -Wredundant-decls
cc1fb623 2427check_cflags -Wno-pointer-sign
f4929996 2428check_cflags -Wcast-qual
9aceb3cf 2429check_cflags -Wwrite-strings
652a5bf6 2430check_cflags -Wtype-limits
764551c6 2431check_cflags -Wundef
5af4e0cc 2432enabled extra_warnings && check_cflags -Winline
cf9d24ad 2433
57bd82d4 2434# add some linker flags
5c0e9479 2435check_ldflags -Wl,--warn-common
8351d2ba
DB
2436check_ldflags -Wl,--as-needed
2437check_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 2438check_ldflags -Wl,-Bsymbolic
94a3401e 2439
bd2216e4
MR
2440if enabled small; then
2441 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2442 optimizations="small"
2443elif enabled optimizations; then
629687f6 2444 if enabled xlc; then
0f010b2f
DB
2445 add_cflags -O5
2446 add_ldflags -O5
df442a8d
MR
2447 elif enabled ccc; then
2448 add_cflags -fast
cf9d24ad 2449 else
0f010b2f 2450 add_cflags -O3
cf9d24ad 2451 fi
cddf3f45 2452fi
11fdbc44 2453check_cflags -fno-math-errno
b2eb2ff0 2454check_cflags -fno-signed-zeros
cddf3f45 2455
629687f6 2456if enabled icc; then
b1598b58
MR
2457 # Just warnings, no remarks
2458 check_cflags -w1
2459 # -wd: Disable following warnings
2460 # 144, 167, 556: -Wno-pointer-sign
2461 # 10006: ignoring unknown option -fno-signed-zeros
2462 # 10156: ignoring option '-W'; no argument required
2463 check_cflags -wd144,167,556,10006,10156
2464 # 11030: Warning unknown option --as-needed
2465 # 10156: ignoring option '-export'; no argument required
2466 check_ldflags -wd10156,11030
2467 # Allow to compile with optimizations
2468 check_ldflags -march=$cpu
be2cf98a
CEH
2469 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2470 enable ebp_available
df442a8d
MR
2471elif enabled ccc; then
2472 # disable some annoying warnings
2473 add_cflags -msg_disable cvtu32to64
2474 add_cflags -msg_disable embedcomment
2475 add_cflags -msg_disable needconstext
2476 add_cflags -msg_disable nomainieee
2477 add_cflags -msg_disable ptrmismatch1
2478 add_cflags -msg_disable unreachcode
973859f5
MR
2479elif enabled gcc; then
2480 check_cflags -fno-tree-vectorize
06da6943
DC
2481elif enabled clang; then
2482 check_cflags -Qunused-arguments
504a64b9
CEH
2483fi
2484
90be59ef 2485if enabled gprof; then
0f010b2f
DB
2486 add_cflags -p
2487 add_ldflags -p
1db54e20
DB
2488fi
2489
7f3c02fc 2490# Find out if the .align argument is a power of two or not.
9377b6ce 2491check_asm asmalign_pot '".align 3"'
4454dc1b 2492
7483e694
DB
2493enabled_any $DECODER_LIST && enable decoders
2494enabled_any $ENCODER_LIST && enable encoders
5666fd73 2495enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2496enabled_any $BSF_LIST && enable bsfs
2497enabled_any $DEMUXER_LIST && enable demuxers
2498enabled_any $MUXER_LIST && enable muxers
f7679c54 2499enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2500enabled_any $INDEV_LIST && enable indevs
2501enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2502enabled_any $PROTOCOL_LIST && enable protocols
2503
2504enabled_any $THREADS_LIST && enable threads
2505
2506check_deps $CONFIG_LIST \
b6bb00b0 2507 $CONFIG_EXTRA \
7483e694
DB
2508 $HAVE_LIST \
2509 $DECODER_LIST \
2510 $ENCODER_LIST \
5666fd73 2511 $HWACCEL_LIST \
7483e694
DB
2512 $PARSER_LIST \
2513 $BSF_LIST \
2514 $DEMUXER_LIST \
2515 $MUXER_LIST \
f7679c54 2516 $FILTER_LIST \
7483e694
DB
2517 $INDEV_LIST \
2518 $OUTDEV_LIST \
2519 $PROTOCOL_LIST \
f70f03f6 2520
3e89171a 2521echo "install prefix $prefix"
f36958f8
DB
2522echo "source path $source_path"
2523echo "C compiler $cc"
bfd5afd8 2524echo ".align is power-of-two $asmalign_pot"
f36958f8 2525echo "ARCH $arch ($cpu)"
ce8871c2
MR
2526if test "$build_suffix" != ""; then
2527 echo "build suffix $build_suffix"
eb94aca9 2528fi
ac63af34
DB
2529if test "$extra_version" != ""; then
2530 echo "version string suffix $extra_version"
2531fi
0db2ce77 2532echo "big-endian ${bigendian-no}"
e90f5b5a 2533echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2534if enabled x86; then
af44e8e4 2535 echo "yasm ${yasm-no}"
0db2ce77 2536 echo "MMX enabled ${mmx-no}"
30e98e62 2537 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2538 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2539 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2540 echo "SSE enabled ${sse-no}"
30e98e62 2541 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2542 echo "CMOV enabled ${cmov-no}"
2543 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2544 echo "EBX available ${ebx_available-no}"
2545 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2546 echo "10 operands supported ${ten_operands-no}"
e41e8342 2547fi
5b6c2cbd 2548if enabled arm; then
0db2ce77
MR
2549 echo "ARMv5TE enabled ${armv5te-no}"
2550 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2551 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2552 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2553 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2554 echo "NEON enabled ${neon-no}"
eba9ae3c 2555fi
5b6c2cbd 2556if enabled mips; then
0db2ce77 2557 echo "MMI enabled ${mmi-no}"
e41e8342 2558fi
5b6c2cbd 2559if enabled ppc; then
0db2ce77 2560 echo "AltiVec enabled ${altivec-no}"
30e98e62 2561 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2562 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2563 echo "performance report ${powerpc_perf-no}"
2564fi
2565if enabled sparc; then
2566 echo "VIS enabled ${vis-no}"
e41e8342 2567fi
0db2ce77
MR
2568echo "gprof enabled ${gprof-no}"
2569echo "debug symbols ${debug-no}"
87a0fb62 2570echo "strip symbols ${stripping-no}"
8400d6b8 2571echo "optimizations ${optimizations-no}"
0db2ce77
MR
2572echo "static ${static-no}"
2573echo "shared ${shared-no}"
4a24ab64 2574echo "postprocessing support ${postproc-no}"
f7679c54 2575echo "new filter support ${avfilter-no}"
81124ba0 2576echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2577echo "network support ${network-no}"
90be59ef 2578if enabled network; then
0db2ce77 2579 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2580fi
0db2ce77
MR
2581echo "threading support ${thread_type-no}"
2582echo "SDL support ${sdl-no}"
90be59ef 2583if enabled sdl_too_old; then
bfd5afd8
DB
2584 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2585fi
0db2ce77
MR
2586echo "Sun medialib support ${mlib-no}"
2587echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2588echo "libdc1394 support ${libdc1394-no}"
690bfceb 2589echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2590echo "libfaac enabled ${libfaac-no}"
2591echo "libfaad enabled ${libfaad-no}"
7e0871a7 2592echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2593echo "libgsm enabled ${libgsm-no}"
2594echo "libmp3lame enabled ${libmp3lame-no}"
2595echo "libnut enabled ${libnut-no}"
0b175caa
DB
2596echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2597echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2598echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2599echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2600echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2601echo "libtheora enabled ${libtheora-no}"
2602echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2603echo "libx264 enabled ${libx264-no}"
2604echo "libxvid enabled ${libxvid-no}"
0db2ce77 2605echo "zlib enabled ${zlib-no}"
f402916e 2606echo "bzlib enabled ${bzlib-no}"
2c62e737 2607echo
de6d9b64 2608
5666fd73 2609for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2610 echo "Enabled ${type}s:"
f65c9da1 2611 eval list=\$$(toupper $type)_LIST
8138b9db 2612 for part in $list; do
f65c9da1
MR
2613 enabled $part && echo ${part%_*}
2614 done | sort | pr -3 -t
2615 echo
8138b9db
RP
2616done
2617
ba7a7039 2618license="LGPL version 2.1 or later"
ba321adb 2619if enabled nonfree; then
ba7a7039 2620 license="nonfree and unredistributable"
9cad0e4e
DB
2621elif enabled gplv3; then
2622 license="GPL version 3 or later"
2623elif enabled lgplv3; then
2624 license="LGPL version 3 or later"
ba321adb 2625elif enabled gpl; then
ba7a7039 2626 license="GPL version 2 or later"
ba321adb
JK
2627fi
2628
2629echo "License: $license"
ca5323af 2630
cf1392e9
DB
2631echo "Creating config.mak and config.h..."
2632
29799f8b 2633echo "# Automatically generated by configure - do not modify!" > config.mak
8c6d2da5
MR
2634echo "ifndef FFMPEG_CONFIG_MAK" >> config.mak
2635echo "FFMPEG_CONFIG_MAK=1" >> config.mak
2636
d921f03f 2637echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2638echo "prefix=$prefix" >> config.mak
22a324da
DB
2639echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2640echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2641echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2642echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2643echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2644echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2645echo "SRC_PATH=\"$source_path\"" >> config.mak
2646echo "SRC_PATH_BARE=$source_path" >> config.mak
2647echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2648echo "CC=$cc" >> config.mak
313c46a6 2649echo "AS=$as" >> config.mak
684b28e0 2650echo "LD=$ld" >> config.mak
50567afa 2651echo "DEPCC=$dep_cc" >> config.mak
304d586d 2652echo "YASM=$yasmexe" >> config.mak
980fc7b8 2653echo "AR=$ar" >> config.mak
be7109c1 2654echo "RANLIB=$ranlib" >> config.mak
20369773 2655echo "LN_S=$ln_s" >> config.mak
87a0fb62 2656enabled stripping &&
3ae3b721 2657 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2658 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2659
ce40e347 2660echo "CPPFLAGS=$CPPFLAGS" >> config.mak
3198f618 2661echo "CFLAGS=$CFLAGS" >> config.mak
2f2e6c7c 2662echo "ASFLAGS=$ASFLAGS" >> config.mak
7e6c86e6 2663echo "CC_O=$CC_O" >> config.mak
0f3cb305 2664echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2665echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2666echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2667echo "YASMFLAGS=$YASMFLAGS" >> config.mak
ce8871c2 2668echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2669echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2670echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2671echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2672echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2673echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2674echo "SLIBSUF=$SLIBSUF" >> config.mak
2675echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2676echo "EXTRA_VERSION=$extra_version" >> config.mak
d8059267 2677echo "DEPFLAGS=$DEPFLAGS" >> config.mak
07dec06e
MR
2678echo "CCDEP=$CCDEP" >> config.mak
2679echo "ASDEP=$ASDEP" >> config.mak
2680echo "CC_DEPFLAGS=$CC_DEPFLAGS" >> config.mak
2681echo "AS_DEPFLAGS=$AS_DEPFLAGS" >> config.mak
9da6609f
MR
2682echo "HOSTCC=$host_cc" >> config.mak
2683echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2684echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2685echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2686echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2687echo "TARGET_EXEC=$target_exec" >> config.mak
2688echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2689
90be59ef 2690if enabled sdl; then
5e622c40
DB
2691 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2692 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2693fi
90be59ef 2694if enabled texi2html; then
7483e694 2695 echo "BUILD_DOC=yes" >> config.mak
146ea952 2696fi
5a872801 2697
719c8e00
MR
2698get_version(){
2699 name=$1
2700 file=$source_path/$2
147e7692
MR
2701 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2702 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2703 lcname=$(tolower $name)
2704 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2705 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2706}
2707
147e7692
MR
2708get_version LIBSWSCALE libswscale/swscale.h
2709get_version LIBPOSTPROC libpostproc/postprocess.h
2710get_version LIBAVCODEC libavcodec/avcodec.h
2711get_version LIBAVDEVICE libavdevice/avdevice.h
2712get_version LIBAVFORMAT libavformat/avformat.h
2713get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2714get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2715
5af4e0cc 2716if enabled shared; then
dcc01c06 2717 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2718 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2719 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2720 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2721 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2722 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2723 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2724 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2725fi
d7e27559 2726echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2727echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2728
7b5e8a27
DB
2729echo "ARCH=$arch" >> config.mak
2730
523ef551
DB
2731
2732echo "/* Automatically generated by configure - do not modify! */" > $TMPH
2733echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2734echo "#define FFMPEG_CONFIG_H" >> $TMPH
2735echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
2736echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
2737
a3d7c197
DB
2738echo "#define CC_TYPE \"$cc_type\"" >> $TMPH
2739echo "#define CC_VERSION $cc_version" >> $TMPH
523ef551
DB
2740echo "#define restrict $_restrict" >> $TMPH
2741
2742if enabled small || disabled optimizations; then
2743 echo "#define av_always_inline" >> $TMPH
2744fi
2745
2746
2747# Apparently it's not possible to portably echo a backslash.
2748enabled asmalign_pot &&
2749 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2750 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
2751
2752echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
c7f7978a 2753echo "#define EXTERN_ASM ${extern_prefix}" >> $TMPH
523ef551 2754
3d907e22
MR
2755print_config ARCH_ $TMPH config.mak $ARCH_LIST
2756print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2757print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2758 $CONFIG_EXTRA \
7483e694
DB
2759 $DECODER_LIST \
2760 $ENCODER_LIST \
5666fd73 2761 $HWACCEL_LIST \
7483e694
DB
2762 $PARSER_LIST \
2763 $BSF_LIST \
2764 $DEMUXER_LIST \
2765 $MUXER_LIST \
f7679c54 2766 $FILTER_LIST \
7483e694
DB
2767 $PROTOCOL_LIST \
2768 $INDEV_LIST \
2769 $OUTDEV_LIST \
8ac17293 2770
9c05103f 2771echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2772echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2773
b7860763 2774# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2775cmp -s $TMPH config.h &&
2776 echo "config.h is unchanged" ||
2777 mv -f $TMPH config.h
3d204385 2778
165af439 2779# build tree in object directory if source path is different from current one
90be59ef 2780if enabled source_path_used; then
b767b9cd
MR
2781 DIRS="
2782 doc
2783 libavcodec
2784 libavcodec/$arch
2785 libavdevice
2786 libavfilter
2787 libavformat
2788 libavutil
2789 libavutil/$arch
2790 libpostproc
2791 libswscale
2792 libswscale/$arch
2793 tests
2794 tools
2795 "
2796 FILES="
2797 Makefile
2798 common.mak
2799 subdir.mak
2800 doc/texi2pod.pl
2801 libavcodec/Makefile
2802 libavdevice/Makefile
2803 libavfilter/Makefile
2804 libavformat/Makefile
2805 libavutil/Makefile
2806 libpostproc/Makefile
2807 libswscale/Makefile
2808 "
165af439 2809 for dir in $DIRS ; do
7483e694 2810 mkdir -p $dir
165af439
MR
2811 done
2812 for f in $FILES ; do
20369773 2813 $ln_s "$source_path/$f" $f
165af439
MR
2814 done
2815fi
def4272a 2816
def4272a 2817
d0674868 2818# build pkg-config files
def4272a 2819
d0674868
DB
2820pkgconfig_generate(){
2821name=$1
b0dfd108 2822shortname=${name#lib}${build_suffix}
d0674868
DB
2823comment=$2
2824version=$3
2825libs=$4
2826requires=$5
25cd5cb3 2827cat <<EOF > $name/$name.pc
3e89171a 2828prefix=$prefix
a94e666c 2829exec_prefix=\${prefix}
f2b7382c 2830libdir=$libdir
7622778e 2831includedir=$incdir
def4272a 2832
d0674868
DB
2833Name: $name
2834Description: $comment
2835Version: $version
8cd6b388 2836Requires: $(enabled shared || echo $requires)
5dcfe9f8 2837Requires.private: $(enabled shared && echo $requires)
def4272a 2838Conflicts:
8cd6b388 2839Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2840Libs.private: $(enabled shared && echo $libs)
76a448ed 2841Cflags: -I\${includedir}
def4272a 2842EOF
25cd5cb3 2843cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2844prefix=
2845exec_prefix=
46d1ff83 2846libdir=\${pcfiledir}
1d44d365 2847includedir=${source_path}
def4272a 2848
d0674868
DB
2849Name: $name
2850Description: $comment
2851Version: $version
2852Requires: $requires
def4272a 2853Conflicts:
12701f6e 2854Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2855Cflags: -I\${includedir}
2856EOF
d0674868 2857}
def4272a 2858
e426941d 2859pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2860pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2861pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2862pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2863enabled avfilter &&
46983309 2864 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2865enabled postproc &&
e426941d 2866 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2867pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"