configure: check for ARMv6T2 support
[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]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
e6b9d588
DB
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
0a23c0bb
DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
e6b9d588
DB
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
68178ca9 89 echo " --enable-xvmc enable XvMC support [no]"
0a622b98
MR
90 echo
91 echo "External library support:"
0a23c0bb
DB
92 echo " --enable-mlib enable Sun medialib [no]"
93 echo " --enable-avisynth enable reading of AVISynth script files [no]"
1f26f59f 94 echo " --enable-bzlib enable bzlib [no]"
f5a756ef
DB
95 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
96 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe 97 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
DB
98 echo " and libraw1394 [no]"
99 echo " --enable-libdirac enable Dirac support via libdirac [no]"
100 echo " --enable-libfaac enable FAAC support via libfaac [no]"
101 echo " --enable-libfaad enable FAAD support via libfaad [no]"
102 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
103 echo " --enable-libgsm enable GSM support via libgsm [no]"
104 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 105 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 106 echo " native (de)muxer exists [no]"
e6b9d588
DB
107 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
108 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
109 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 110 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
e6b9d588
DB
111 echo " native implementation exists [no]"
112 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 113 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 114 echo " native MPEG-4/Xvid encoder exists [no]"
1f26f59f 115 echo " --enable-zlib enable zlib [no]"
74c53c2d
MR
116 echo ""
117 echo "Advanced options (experts only):"
118 echo " --source-path=PATH path to source code [$source_path]"
119 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 120 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 121 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
122 echo " --target-exec=CMD command to run executables on target"
123 echo " --target-path=DIR path to view of build directory on target"
89641463 124 echo " --nm=NM use nm tool"
74c53c2d 125 echo " --cc=CC use C compiler CC [$cc]"
9da6609f
MR
126 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
127 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
128 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
129 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
74c53c2d
MR
130 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
131 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
132 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 133 echo " --extra-version=STRING version string suffix []"
0a23c0bb
DB
134 echo " --build-suffix=SUFFIX library name suffix []"
135 echo " --arch=ARCH select architecture [$arch]"
136 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 137 echo " instruction selection, may crash on older CPUs)"
2b4c3615 138 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 139 echo " (requires enabling PMC)"
4f50c3d5 140 echo " --disable-altivec disable AltiVec optimizations"
0a23c0bb
DB
141 echo " --disable-mmx disable MMX optimizations"
142 echo " --disable-mmx2 disable MMX2 optimizations"
143 echo " --disable-ssse3 disable SSSE3 optimizations"
144 echo " --disable-armv5te disable armv5te optimizations"
145 echo " --disable-armv6 disable armv6 optimizations"
146 echo " --disable-armvfp disable ARM VFP optimizations"
147 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
148 echo " --disable-mmi disable MMI optimizations"
149 echo " --disable-neon disable neon optimizations"
150 echo " --disable-vis disable VIS optimizations"
e6b9d588 151 echo " --disable-network disable network support [no]"
0a23c0bb 152 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 153 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 154 echo " MPEG audio decoding [no]"
e8ed9b7a 155 echo " --disable-aandct disable AAN DCT code"
49276307
DB
156 echo " --disable-fft disable FFT code"
157 echo " --disable-golomb disable Golomb code"
158 echo " --disable-mdct disable MDCT code"
cde9e780 159 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 160 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 161 echo " --disable-ffplay disable ffplay build"
4f50c3d5 162 echo " --disable-ffserver disable ffserver build"
74c53c2d 163 echo " --enable-small optimize for size instead of speed"
3abe5fbd 164 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 165 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 166 echo " --enable-beos-netserver enable BeOS netserver"
0a23c0bb
DB
167 echo " --disable-encoder=NAME disable encoder NAME"
168 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 169 echo " --disable-encoders disable all encoders"
0a23c0bb
DB
170 echo " --disable-decoder=NAME disable decoder NAME"
171 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
172 echo " --disable-decoders disable all decoders"
173 echo " --disable-muxer=NAME disable muxer NAME"
174 echo " --enable-muxer=NAME enable muxer NAME"
175 echo " --disable-muxers disable all muxers"
176 echo " --disable-demuxer=NAME disable demuxer NAME"
177 echo " --enable-demuxer=NAME enable demuxer NAME"
178 echo " --disable-demuxers disable all demuxers"
179 echo " --enable-parser=NAME enable parser NAME"
180 echo " --disable-parser=NAME disable parser NAME"
181 echo " --disable-parsers disable all parsers"
182 echo " --enable-bsf=NAME enable bitstream filter NAME"
183 echo " --disable-bsf=NAME disable bitstream filter NAME"
184 echo " --disable-bsfs disable all bitstream filters"
185 echo " --enable-protocol=NAME enable protocol NAME"
186 echo " --disable-protocol=NAME disable protocol NAME"
187 echo " --disable-protocols disable all protocols"
49276307
DB
188 echo " --disable-indevs disable input devices"
189 echo " --disable-outdevs disable output devices"
0a23c0bb
DB
190 echo " --disable-devices disable all devices"
191 echo " --enable-filter=NAME enable filter NAME"
192 echo " --disable-filter=NAME disable filter NAME"
193 echo " --disable-filters disable all filters"
794f8e97
PI
194 echo " --list-decoders show all available decoders"
195 echo " --list-encoders show all available encoders"
196 echo " --list-muxers show all available muxers"
197 echo " --list-demuxers show all available demuxers"
198 echo " --list-parsers show all available parsers"
199 echo " --list-protocols show all available protocols"
200 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
201 echo " --list-indevs show all available input devices"
202 echo " --list-outdevs show all available output devices"
1865259f 203 echo " --list-filters show all available filters"
0a622b98
MR
204 echo
205 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 206 echo " --disable-debug disable debugging symbols"
b7d49373 207 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 208 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 209 echo " --disable-optimizations disable compiler optimizations"
0a622b98 210 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 211 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
212 echo ""
213 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 214 exit 0
74c53c2d 215}
cf9d24ad 216
57bd82d4 217log(){
2270b4b2 218 echo "$@" >> $logfile
57bd82d4
MR
219}
220
720c69da 221log_file(){
c8e9f801 222 log BEGIN $1
2270b4b2 223 pr -n -t $1 >> $logfile
c8e9f801
MR
224 log END $1
225}
226
2ba042a7 227echolog(){
c8e9f801 228 log "$@"
57bd82d4 229 echo "$@"
2ba042a7
MR
230}
231
232die(){
233 echolog "$@"
234 cat <<EOF
235If you think configure made a mistake, make sure you are using the latest
236version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 237ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 238EOF
e155a21a 239 if disabled logging; then
2ba042a7 240 cat <<EOF
e155a21a
DB
241Rerun configure with logging enabled (do not use --disable-logging), and
242include the log this produces with your report.
2ba042a7
MR
243EOF
244 else
245cat <<EOF
e155a21a
DB
246Include the log file "$logfile" produced by configure as this will help
247solving the problem.
2ba042a7
MR
248EOF
249 fi
cea0ac52 250 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
MR
251 exit 1
252}
253
6c6007d6 254# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 255toupper(){
6c6007d6 256 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
257}
258
4a5444db 259tolower(){
6c6007d6 260 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
261}
262
a8d04fba
MR
263set_all(){
264 value=$1
265 shift
266 for var in $*; do
267 eval $var=$value
268 done
269}
270
72a43668
MR
271set_weak(){
272 value=$1
273 shift
274 for var; do
275 eval : \${$var:=$value}
276 done
277}
278
799c9e9b
MR
279pushvar(){
280 for var in $*; do
281 eval level=\${${var}_level:=0}
282 eval ${var}_${level}="\$$var"
283 eval ${var}_level=$(($level+1))
284 done
285}
286
287popvar(){
288 for var in $*; do
289 eval level=\${${var}_level:-0}
290 test $level = 0 && continue
291 eval level=$(($level-1))
292 eval $var="\${${var}_${level}}"
293 eval ${var}_level=$level
294 eval unset ${var}_${level}
295 done
296}
297
a8d04fba
MR
298enable(){
299 set_all yes $*
300}
301
302disable(){
303 set_all no $*
304}
305
72a43668
MR
306enable_weak(){
307 set_weak yes $*
308}
309
310disable_weak(){
311 set_weak no $*
312}
313
f9d328da
MR
314do_enable_deep(){
315 for var; do
316 enabled $var && continue
317 eval sel="\$${var}_select"
c510c7b5
MR
318 eval sgs="\$${var}_suggest"
319 pushvar var sgs
f9d328da 320 enable_deep $sel
c510c7b5
MR
321 popvar sgs
322 enable_deep_weak $sgs
f9d328da
MR
323 popvar var
324 done
325}
326
327enable_deep(){
328 do_enable_deep $*
329 enable $*
330}
331
72a43668
MR
332enable_deep_weak(){
333 do_enable_deep $*
334 enable_weak $*
335}
336
57bd82d4 337enabled(){
3250003c
MR
338 test "${1#!}" = "$1" && op== || op=!=
339 eval test "x\$${1#!}" $op "xyes"
44161118
MR
340}
341
37970ebf 342disabled(){
3250003c
MR
343 test "${1#!}" = "$1" && op== || op=!=
344 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
345}
346
44161118
MR
347enabled_all(){
348 for opt; do
349 enabled $opt || return 1
350 done
351}
352
85bca2c5
DB
353disabled_all(){
354 for opt; do
355 disabled $opt || return 1
356 done
357}
358
44161118
MR
359enabled_any(){
360 for opt; do
361 enabled $opt && return 0
362 done
363}
364
85bca2c5
DB
365disabled_any(){
366 for opt; do
367 disabled $opt && return 0
368 done
f7b230a7 369 return 1
85bca2c5
DB
370}
371
c9d19248
MR
372set_default(){
373 for opt; do
88268e94 374 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
375 done
376}
377
4a0d6686
AJ
378is_in(){
379 value=$1
380 shift
381 for var in $*; do
382 [ $var = $value ] && return 0
383 done
384 return 1
385}
386
30fd06be
MR
387check_deps(){
388 for cfg; do
3250003c 389 cfg="${cfg#!}"
799c9e9b
MR
390 enabled ${cfg}_checking && die "Circular dependency for $cfg."
391 disabled ${cfg}_checking && continue
392 enable ${cfg}_checking
393
30fd06be
MR
394 eval dep_all="\$${cfg}_deps"
395 eval dep_any="\$${cfg}_deps_any"
7ef3425f 396 eval dep_sel="\$${cfg}_select"
c510c7b5 397 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 398
c510c7b5
MR
399 pushvar cfg dep_all dep_any dep_sel dep_sgs
400 check_deps $dep_all $dep_any $dep_sel $dep_sgs
401 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 402
6a702d4c
MR
403 enabled_all $dep_all || disable $cfg
404 enabled_any $dep_any || disable $cfg
7ef3425f 405 disabled_any $dep_sel && disable $cfg
799c9e9b 406
4ec45764
RP
407 if enabled $cfg; then
408 eval dep_extralibs="\$${cfg}_extralibs"
409 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 410 enable_deep $dep_sel
c510c7b5 411 enable_deep_weak $dep_sgs
4ec45764
RP
412 fi
413
799c9e9b 414 disable ${cfg}_checking
30fd06be
MR
415 done
416}
417
44161118
MR
418print_config(){
419 pfx=$1
420 header=$2
421 makefile=$3
422 shift 3
423 for cfg; do
3d907e22 424 ucname="`toupper $cfg`"
44161118 425 if enabled $cfg; then
3d907e22
MR
426 echo "#define ${pfx}${ucname} 1" >> $header
427 echo "#define ENABLE_${ucname} 1" >> $header
428 echo "${pfx}${ucname}=yes" >> $makefile
429 else
430 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
431 fi
432 done
57bd82d4
MR
433}
434
435flags_saved(){
2270b4b2 436 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
437}
438
dcd479c0 439save_flags(){
57bd82d4 440 flags_saved && return
dcd479c0
MR
441 SAVE_CFLAGS="$CFLAGS"
442 SAVE_LDFLAGS="$LDFLAGS"
443 SAVE_extralibs="$extralibs"
444}
445
446restore_flags(){
f5d28d10 447 flags_saved || return
dcd479c0
MR
448 CFLAGS="$SAVE_CFLAGS"
449 LDFLAGS="$SAVE_LDFLAGS"
450 extralibs="$SAVE_extralibs"
451 unset SAVE_CFLAGS
452 unset SAVE_LDFLAGS
453 unset SAVE_extralibs
454}
455
456temp_cflags(){
457 save_flags
458 CFLAGS="$CFLAGS $*"
459}
460
461temp_ldflags(){
462 save_flags
463 LDFLAGS="$LDFLAGS $*"
464}
465
466temp_extralibs(){
467 save_flags
468 extralibs="$extralibs $*"
469}
470
57bd82d4
MR
471append(){
472 var=$1
473 shift
474 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
475 eval "$var=\"\$$var $*\""
476}
477
478add_cflags(){
479 append CFLAGS "$@"
480}
481
482add_ldflags(){
483 append LDFLAGS "$@"
484}
485
486add_extralibs(){
487 append extralibs "$@"
488}
489
b0cfb663 490check_cmd(){
b3cb5d51 491 log "$@"
2270b4b2 492 "$@" >> $logfile 2>&1
b0cfb663
MR
493}
494
dcd479c0 495check_cc(){
57bd82d4 496 log check_cc "$@"
2270b4b2 497 cat > $TMPC
720c69da 498 log_file $TMPC
b0cfb663 499 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
500}
501
502check_cpp(){
503 log check_cpp "$@"
2270b4b2 504 cat > $TMPC
720c69da 505 log_file $TMPC
b0cfb663 506 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
507}
508
940f335a
MR
509check_asm(){
510 log check_asm "$@"
511 name="$1"
512 asm="$2"
513 shift 2
514 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 515void foo(void){ __asm__ volatile($asm); }
940f335a
MR
516EOF
517}
518
304d586d
LM
519check_yasm(){
520 log check_yasm "$@"
521 echo "$1" > $TMPS
522 log_file $TMPS
523 shift 1
524 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
525}
526
dcd479c0 527check_ld(){
57bd82d4 528 log check_ld "$@"
0607887f 529 check_cc || return
3155a644
MR
530 flags=''
531 libs=''
532 for f; do
533 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
534 done
535 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
536}
537
538check_cflags(){
57bd82d4
MR
539 log check_cflags "$@"
540 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
541int x;
542EOF
543}
544
545check_ldflags(){
57bd82d4
MR
546 log check_ldflags "$@"
547 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 548int main(void){ return 0; }
dcd479c0
MR
549EOF
550}
551
552check_header(){
57bd82d4 553 log check_header "$@"
dcd479c0
MR
554 header=$1
555 shift
d8bc5f06
MR
556 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
557 disable $var
558 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
559#include <$header>
560int x;
561EOF
562}
563
564check_func(){
57bd82d4 565 log check_func "$@"
dcd479c0
MR
566 func=$1
567 shift
d8bc5f06
MR
568 disable $func
569 check_ld "$@" <<EOF && enable $func
dcd479c0 570extern int $func();
c23a0ac8 571int main(void){ $func(); }
dcd479c0
MR
572EOF
573}
574
2446d3d6
DB
575check_func_headers(){
576 log check_func_headers "$@"
f8d7b072
MR
577 headers=$1
578 func=$2
579 shift 2
580 disable $func
581 incs=""
582 for hdr in $headers; do
583 incs="$incs
584#include <$hdr>"
585 done
586 check_ld "$@" <<EOF && enable $func
587$incs
d6773f56 588int main(int argc, char **argv){
f8d7b072
MR
589 (void) $func;
590 return 0;
591}
592EOF
593}
594
a5344cf7
SS
595check_cpp_condition(){
596 log check_cpp_condition "$@"
597 header=$1
598 condition=$2
599 check_cpp <<EOF
600#include <$header>
601#if !($condition)
602#error "unsatisfied condition: $condition"
603#endif
604EOF
605}
606
57bd82d4
MR
607check_lib(){
608 log check_lib "$@"
609 header="$1"
610 func="$2"
611 shift 2
fcfcde17
MR
612 temp_extralibs "$@"
613 check_header $header && check_func $func && add_extralibs "$@"
614 err=$?
615 restore_flags
616 return $err
57bd82d4
MR
617}
618
f8d7b072
MR
619check_lib2(){
620 log check_lib2 "$@"
621 headers="$1"
622 func="$2"
623 shift 2
624 temp_extralibs "$@"
2446d3d6 625 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
626 err=$?
627 restore_flags
628 return $err
629}
630
dcd479c0 631check_exec(){
2270b4b2 632 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
633}
634
7dfef245
MR
635check_exec_crash(){
636 code=`cat`
637
638 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
639 # are safe but may not be available everywhere. Thus we use
640 # raise(SIGTERM) instead. The check is run in a subshell so we
641 # can redirect the "Terminated" message from the shell. SIGBUS
642 # is not defined by standard C so it is used conditionally.
643
2270b4b2 644 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
645#include <signal.h>
646static void sighandler(int sig){
647 raise(SIGTERM);
648}
e5af4a11 649int main(void){
7dfef245
MR
650 signal(SIGILL, sighandler);
651 signal(SIGFPE, sighandler);
652 signal(SIGSEGV, sighandler);
653#ifdef SIGBUS
654 signal(SIGBUS, sighandler);
655#endif
656 { $code }
657}
658EOF
659}
660
72be9e73
DY
661check_type(){
662 log check_type "$@"
663 headers=$1
664 type=$2
665 shift 2
666 disable $type
667 incs=""
668 for hdr in $headers; do
669 incs="$incs
670#include <$hdr>"
671 done
672 check_cc "$@" <<EOF && enable $type
673$incs
674$type v;
675EOF
676}
677
57bd82d4
MR
678require(){
679 name="$1"
680 header="$2"
681 func="$3"
682 shift 3
683 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
684}
685
f8d7b072
MR
686require2(){
687 name="$1"
688 headers="$2"
689 func="$3"
690 shift 3
691 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
692}
693
eea50282
MR
694check_foo_config(){
695 cfg=$1
696 pkg=$2
697 header=$3
698 func=$4
699 shift 4
700 disable $cfg
701 check_cmd ${pkg}-config --version
702 err=$?
703 if test "$err" = 0; then
704 temp_cflags `${pkg}-config --cflags`
705 temp_extralibs `${pkg}-config --libs`
706 check_lib "$@" $header $func && enable $cfg
707 fi
708 return $err
709}
710
c505dd31
MR
711apply(){
712 file=$1
713 shift
714 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
715}
716
dcd61286
DB
717# CONFIG_LIST contains configurable options, while HAVE_LIST is for
718# system-dependent things.
719
4a0d6686
AJ
720COMPONENT_LIST="
721 bsfs
722 decoders
723 demuxers
724 encoders
3cde40aa 725 filters
c552605c 726 indevs
4a0d6686 727 muxers
c552605c 728 outdevs
4a0d6686
AJ
729 parsers
730 protocols
731"
732
733CONFIG_LIST="
734 $COMPONENT_LIST
e8ed9b7a 735 aandct
f7679c54
VS
736 avfilter
737 avfilter_lavf
c88f5d72
MR
738 avisynth
739 beos_netserver
f402916e 740 bzlib
c88f5d72
MR
741 ffmpeg
742 ffplay
743 ffserver
1848f7d9 744 fft
4f034993 745 golomb
c88f5d72 746 gpl
ecfc4f44 747 gprof
d8d0d0b2 748 gray
3abe5fbd 749 hardcoded_tables
c88f5d72 750 ipv6
f5a756ef
DB
751 libamr_nb
752 libamr_wb
f7b8bffe 753 libdc1394
690bfceb 754 libdirac
2eed5a46
DB
755 libfaac
756 libfaad
757 libfaadbin
c88f5d72 758 libgsm
6ebe07fb 759 libmp3lame
c88f5d72 760 libnut
f7cd9eed 761 libschroedinger
ae14f311 762 libspeex
150d2772 763 libtheora
c88f5d72 764 libvorbis
1cc60c47
DB
765 libx264
766 libxvid
47a158cb 767 mdct
c88f5d72 768 memalign_hack
a8150374 769 mlib
c88f5d72
MR
770 mpegaudio_hp
771 network
3fe142e2 772 nonfree
4a24ab64 773 postproc
2b4c3615 774 powerpc_perf
bd2216e4 775 small
13ca50f3 776 swscale
c88f5d72 777 vhook
56a059ac 778 x11grab
68178ca9 779 xvmc
c88f5d72 780 zlib
4a0d6686 781"
c88f5d72 782
8eee7025
DB
783THREADS_LIST='
784 beosthreads
d22e8442 785 os2threads
8eee7025
DB
786 pthreads
787 w32threads
788'
789
3f5b56e5
MR
790ARCH_LIST='
791 alpha
a2fc0f6a 792 arm
3f5b56e5
MR
793 bfin
794 ia64
795 m68k
796 mips
797 parisc
79cb09b2 798 ppc
3f5b56e5
MR
799 s390
800 sh4
801 sparc
802 sparc64
803 x86
804 x86_32
805 x86_64
806'
807
808ARCH_EXT_LIST='
1ac9331a 809 altivec
1ac9331a 810 armv5te
edab3048 811 armv6
ab5cb084 812 armv6t2
f55b299a 813 armvfp
3f5b56e5
MR
814 iwmmxt
815 mmi
816 mmx
d7f0920b 817 mmx2
6b18d278 818 neon
9eeed841 819 ssse3
bd9d34a0 820 vis
3f5b56e5
MR
821'
822
823HAVE_LIST="
824 $ARCH_EXT_LIST
825 $THREADS_LIST
826 altivec_h
c9fdab0d 827 arpa_inet_h
6bd859d6 828 bswap
ecf97f22 829 closesocket
1ac9331a 830 cmov
e16e49ac 831 conio_h
c88f5d72 832 dcbzl
f8aa696f
DB
833 dev_bktr_ioctl_bt848_h
834 dev_bktr_ioctl_meteor_h
835 dev_ic_bt8xx_h
836 dev_video_meteor_ioctl_meteor_h
837 dev_video_bktr_ioctl_bt848_h
18b67ae5 838 dlfcn_h
c88f5d72 839 dlopen
bc574408 840 dos_paths
245626d0
DB
841 ebp_available
842 ebx_available
c2a29455 843 fast_64bit
7073e9fc 844 fast_cmov
7b829d2a 845 fast_unaligned
9d99cc5a 846 fork
c88f5d72 847 freetype2
da9e86f8 848 gethrtime
4e68cb8a 849 GetProcessTimes
66be5b45 850 getrusage
c88f5d72 851 imlib2
2e1913b1 852 inet_aton
61d251db 853 inline_asm
0b4a1821
AS
854 libdc1394_1
855 libdc1394_2
a33cab3a
MK
856 llrint
857 lrint
c88f5d72 858 lrintf
f8aa696f
DB
859 machine_ioctl_bt848_h
860 machine_ioctl_meteor_h
c88f5d72
MR
861 malloc_h
862 memalign
6ffa87d3 863 mkstemp
b4e806b2 864 pld
9cafbd6c 865 ppc64
a33cab3a
MK
866 round
867 roundf
c88f5d72
MR
868 sdl
869 sdl_video_size
72be9e73 870 socklen_t
deb29777 871 soundcard_h
f8cda19e 872 poll_h
b58412f1 873 sys_mman_h
b091aa44 874 sys_resource_h
81644c2e 875 sys_select_h
deb29777 876 sys_soundcard_h
1b6e8b73 877 sys_videoio_h
e16e49ac 878 termios_h
b265431e 879 threads
6ff3f3e7 880 winsock2_h
304d586d 881 yasm
0cb78cef 882"
44161118 883
b6bb00b0
MR
884# options emitted with CONFIG_ prefix but not available on command line
885CONFIG_EXTRA="
886 fft_mmx
40b509b3 887 oldscaler
b6bb00b0
MR
888"
889
520cc7f1 890CMDLINE_SELECT="
3f5b56e5 891 $ARCH_EXT_LIST
520cc7f1 892 $CONFIG_LIST
8eee7025 893 $THREADS_LIST
db6107b6 894 cross_compile
520cc7f1
MR
895 debug
896 extra_warnings
8c6afa4d 897 logging
d2bbb2f7 898 optimizations
520cc7f1
MR
899 shared
900 static
87a0fb62 901 stripping
520cc7f1 902"
426be5dc
DB
903
904PATHS_LIST='
d156bede 905 bindir
26759c44
MR
906 incdir
907 libdir
26759c44
MR
908 mandir
909 prefix
910 shlibdir
426be5dc
DB
911'
912
913CMDLINE_SET="
914 $PATHS_LIST
915 arch
916 build_suffix
917 cc
918 cpu
919 cross_prefix
ac63af34 920 extra_version
9da6609f
MR
921 host_cc
922 host_cflags
923 host_ldflags
924 host_libs
426be5dc 925 logfile
89641463 926 nm
26759c44 927 source_path
a7ada2ba 928 target_exec
26759c44 929 target_os
a7ada2ba 930 target_path
426be5dc 931"
520cc7f1 932
912f3148
DB
933# code dependency declarations
934
9eeed841 935# architecture extensions
79cb09b2 936altivec_deps="ppc"
a2fc0f6a
MR
937armv5te_deps="arm"
938armv6_deps="arm"
ab5cb084 939armv6t2_deps="arm"
a2fc0f6a
MR
940armvfp_deps="arm"
941iwmmxt_deps="arm"
e241ba14 942mmi_deps="mips"
9eeed841 943mmx_deps="x86"
fbef871d 944mmx2_deps="x86 mmx"
a2fc0f6a 945neon_deps="arm"
9eeed841 946ssse3_deps="x86"
bd9d34a0 947vis_deps="sparc"
9eeed841 948
b6bb00b0
MR
949# common features
950fft_suggest="fft_mmx"
951fft_mmx_deps="mmx yasm"
40b509b3 952oldscaler_deps="!swscale"
b6bb00b0 953
912f3148 954# decoders / encoders
47a158cb 955aac_decoder_select="fft mdct"
d8d12c15 956ac3_decoder_deps="gpl"
47a158cb
MR
957ac3_decoder_select="fft mdct"
958atrac3_decoder_select="fft mdct"
4f034993 959cavs_decoder_select="golomb"
47a158cb 960cook_decoder_select="fft mdct"
2eef7c62 961cscd_decoder_suggest="zlib"
47a158cb 962dca_decoder_select="fft mdct"
e8ed9b7a 963dnxhd_encoder_select="aandct"
2eef7c62 964dxa_decoder_select="zlib"
406ab5cc 965eac3_decoder_deps="gpl"
47a158cb 966eac3_decoder_select="fft mdct"
e8ed9b7a 967eatgq_decoder_select="aandct"
4f034993
MR
968ffv1_decoder_select="golomb"
969flac_decoder_select="golomb"
970flac_encoder_select="golomb"
2eef7c62
AJ
971flashsv_decoder_select="zlib"
972flashsv_encoder_select="zlib"
e8ed9b7a
DB
973flv_encoder_select="aandct"
974h261_encoder_select="aandct"
975h263_encoder_select="aandct"
976h263p_encoder_select="aandct"
4f034993 977h264_decoder_select="golomb"
47a158cb 978imc_decoder_select="fft mdct"
4f034993
MR
979jpegls_decoder_select="golomb"
980jpegls_encoder_select="golomb"
e8ed9b7a 981ljpeg_encoder_select="aandct"
4f034993 982loco_decoder_select="golomb"
e8ed9b7a
DB
983mjpeg_encoder_select="aandct"
984mpeg1video_encoder_select="aandct"
985mpeg2video_encoder_select="aandct"
986mpeg4_encoder_select="aandct"
68178ca9 987mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
988msmpeg4v1_encoder_select="aandct"
989msmpeg4v2_encoder_select="aandct"
990msmpeg4v3_encoder_select="aandct"
47a158cb
MR
991nellymoser_decoder_select="fft mdct"
992nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
993png_decoder_select="zlib"
994png_encoder_select="zlib"
47a158cb 995qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
996rv10_encoder_select="aandct"
997rv20_encoder_select="aandct"
4f034993
MR
998shorten_decoder_select="golomb"
999sonic_decoder_select="golomb"
1000sonic_encoder_select="golomb"
1001sonic_ls_encoder_select="golomb"
1002svq3_decoder_select="golomb"
bee2eac5 1003svq3_decoder_suggest="zlib"
2eef7c62
AJ
1004tiff_decoder_suggest="zlib"
1005tiff_encoder_suggest="zlib"
1006tscc_decoder_select="zlib"
47a158cb
MR
1007vorbis_decoder_select="fft mdct"
1008vorbis_encoder_select="fft mdct"
1009wmav1_decoder_select="fft mdct"
1010wmav1_encoder_select="fft mdct"
1011wmav2_decoder_select="fft mdct"
1012wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1013wmv1_encoder_select="aandct"
1014wmv2_encoder_select="aandct"
2eef7c62
AJ
1015zlib_decoder_select="zlib"
1016zlib_encoder_select="zlib"
1017zmbv_decoder_select="zlib"
1018zmbv_encoder_select="zlib"
30fd06be 1019
912f3148 1020# external libraries
f5a756ef
DB
1021libamr_nb_decoder_deps="libamr_nb"
1022libamr_nb_encoder_deps="libamr_nb"
1023libamr_wb_decoder_deps="libamr_wb"
1024libamr_wb_encoder_deps="libamr_wb"
1b71f045 1025libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1026libdirac_encoder_deps="libdirac"
c9171a83 1027libfaac_encoder_deps="libfaac"
69ddbd1d 1028libfaad_decoder_deps="libfaad"
4ec45764 1029libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1030libgsm_decoder_deps="libgsm"
1031libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1032libgsm_ms_decoder_deps="libgsm"
1033libgsm_ms_encoder_deps="libgsm"
1cc60c47 1034libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1035libschroedinger_decoder_deps="libschroedinger"
1036libschroedinger_encoder_deps="libschroedinger"
ae14f311 1037libspeex_decoder_deps="libspeex"
150d2772 1038libtheora_encoder_deps="libtheora"
b0caf888 1039libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1040libx264_encoder_deps="libx264"
1041libxvid_encoder_deps="libxvid"
13566c31 1042mpeg4aac_decoder_deps="libfaad"
30fd06be 1043
912f3148 1044# demuxers / muxers
03a76ba9 1045ac3_demuxer_deps="ac3_parser"
50383e88 1046audio_beos_demuxer_deps="audio_beos"
4ec45764 1047audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1048audio_beos_muxer_deps="audio_beos"
4ec45764 1049audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1050avisynth_demuxer_deps="avisynth"
73483024 1051bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1052dirac_demuxer_deps="dirac_parser"
fe9bb347 1053dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1054libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1055libnut_demuxer_deps="libnut"
1056libnut_muxer_deps="libnut"
2eef7c62
AJ
1057matroska_demuxer_suggest="zlib bzlib"
1058mov_demuxer_suggest="zlib"
4bd8e17c 1059mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1060oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1061oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1062redir_demuxer_deps="network"
8eb793c4 1063rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1064rtsp_demuxer_deps="sdp_demuxer"
1065sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1066v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1067v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1068vfwcap_demuxer_deps="capCreateCaptureWindow"
1069vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1070x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1071x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1072
912f3148 1073# protocols
c08fb000
AB
1074http_protocol_deps="network"
1075rtp_protocol_deps="udp_protocol"
1076tcp_protocol_deps="network"
1077udp_protocol_deps="network"
1078
f7679c54 1079# filters
81124ba0 1080movie_filter_deps="avfilter_lavf"
f7679c54 1081
912f3148 1082# programs
fa859b4d 1083ffplay_deps="sdl"
6ad42348 1084ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1085ffserver_extralibs='$ldl'
1086vhook_extralibs='$ldl'
a2830dca 1087
912f3148 1088
de6d9b64 1089# default parameters
8a608357 1090
2ba042a7 1091logfile="config.err"
8a608357
MR
1092
1093# installation paths
c9d19248
MR
1094prefix_default="/usr/local"
1095bindir_default='${prefix}/bin'
1096incdir_default='${prefix}/include'
1097libdir_default='${prefix}/lib'
1098mandir_default='${prefix}/share/man'
1099shlibdir_default="$libdir_default"
8a608357
MR
1100
1101# toolchain
13c7df3d 1102cc_default="gcc"
9da6609f 1103host_cc_default="gcc"
304d586d 1104yasmexe="yasm"
de6d9b64 1105ar="ar"
89641463 1106nm_default="nm"
be7109c1 1107ranlib="ranlib"
0f3cb305 1108strip="strip"
20369773 1109ln_s="ln -sf"
304d586d 1110objformat="elf"
8a608357
MR
1111
1112# machine
cc6a90dd 1113arch=`uname -m`
38d0a8aa 1114cpu="generic"
8a608357 1115
8a608357 1116# OS
4f854758 1117target_os=$(tolower $(uname -s))
8a608357 1118
8a608357 1119# configurable options
497237c7 1120enable debug
497237c7
RP
1121enable ffmpeg
1122enable ffplay
1123enable ffserver
1124enable ipv6
497237c7
RP
1125enable mpegaudio_hp
1126enable network
40b509b3 1127enable oldscaler
8400d6b8 1128enable optimizations
497237c7 1129enable protocols
530dc538 1130enable static
87a0fb62 1131enable stripping
8a608357
MR
1132vhook="default"
1133
8a608357 1134# build settings
11a9d3e8 1135add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1136SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1137VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1138FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1139LIBPREF="lib"
1140LIBSUF=".a"
c5f14466
RP
1141FULLNAME='$(NAME)$(BUILDSUF)'
1142LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1143SLIBPREF="lib"
1144SLIBSUF=".so"
c5f14466 1145SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1146SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1147SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1148LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1149
9da6609f
MR
1150host_cflags='-O3 -g -Wall'
1151host_libs='-lm'
1152
a7ada2ba
MR
1153target_path='.'
1154
0d7dca36
DB
1155# gcc stupidly only outputs the basename of targets with -MM, but we need the
1156# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1157DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1158
c597172e
MR
1159# find source path
1160source_path="`dirname \"$0\"`"
497237c7 1161enable source_path_used
c597172e
MR
1162if test -z "$source_path" -o "$source_path" = "." ; then
1163 source_path="`pwd`"
497237c7 1164 disable source_path_used
c597172e
MR
1165else
1166 source_path="`cd \"$source_path\"; pwd`"
1167 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1168 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1169fi
1170
c597172e
MR
1171FFMPEG_CONFIGURATION="$@"
1172
73ef8980
MR
1173find_things(){
1174 thing=$1
1175 pattern=$2
1176 file=$source_path/$3
932ccf39 1177 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1178}
1179
1180ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1181DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1182PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1183BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1184MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1185DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1186OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1187INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1188PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1189FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1190
7483e694
DB
1191enable $ARCH_EXT_LIST \
1192 $DECODER_LIST \
1193 $ENCODER_LIST \
1194 $PARSER_LIST \
1195 $BSF_LIST \
1196 $DEMUXER_LIST \
1197 $MUXER_LIST \
f7679c54 1198 $FILTER_LIST \
7483e694
DB
1199 $PROTOCOL_LIST \
1200 $INDEV_LIST \
1201 $OUTDEV_LIST \
c597172e
MR
1202
1203die_unknown(){
1204 echo "Unknown option \"$1\"."
1205 echo "See $0 --help for available options."
1206 exit 1
1207}
1208
794f8e97 1209show_list() {
bf0c4afa
RP
1210 suffix=_$1
1211 shift
1212 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1213 exit 0
1214}
1215
c597172e 1216for opt do
7483e694
DB
1217 optval="${opt#*=}"
1218 case "$opt" in
7483e694
DB
1219 --extra-cflags=*) add_cflags "$optval"
1220 ;;
1221 --extra-ldflags=*) add_ldflags "$optval"
1222 ;;
1223 --extra-libs=*) add_extralibs "$optval"
1224 ;;
8fb1cb58 1225 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1226 ;;
40bcf4c7
BL
1227 --enable-debug=*) debuglevel="$optval"
1228 ;;
7483e694
DB
1229 --enable-*=*|--disable-*=*)
1230 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1231 case "$thing" in
81124ba0 1232 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1233 *) die_unknown "$opt" ;;
1234 esac
1235 ;;
1236 --enable-?*|--disable-?*)
1237 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1238 if is_in $option $COMPONENT_LIST; then
1239 eval $action \$$(toupper ${option%s})_LIST
1240 elif is_in $option $CMDLINE_SELECT; then
1241 $action $option
1242 else
1243 die_unknown $opt
1244 fi
7483e694
DB
1245 ;;
1246 --list-*)
1247 NAME="${opt#--list-}"
1248 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1249 NAME=${NAME%s}
1250 eval show_list $NAME \$$(toupper $NAME)_LIST
1251 ;;
1252 --help|-h) show_help
1253 ;;
1254 *)
884a36a7 1255 optname="${opt%%=*}"
26759c44
MR
1256 optname="${optname#--}"
1257 optname=$(echo "$optname" | sed 's/-/_/g')
1258 is_in $optname $CMDLINE_SET || die_unknown $opt
1259 eval $optname='$optval'
7483e694
DB
1260 ;;
1261 esac
c597172e
MR
1262done
1263
bcea99bb
MR
1264disabled logging && logfile=/dev/null
1265
1266echo "# $0 $@" > $logfile
1267set >> $logfile
1268
9da6609f
MR
1269test -n "$cross_prefix" && enable cross_compile
1270
13c7df3d 1271cc_default="${cross_prefix}${cc_default}"
304d586d 1272yasmexe="${cross_prefix}${yasmexe}"
adb2b908 1273ar="${cross_prefix}${ar}"
20e0ed95 1274nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1275ranlib="${cross_prefix}${ranlib}"
1276strip="${cross_prefix}${strip}"
1277
89641463 1278set_default cc nm
9da6609f
MR
1279enabled cross_compile || host_cc_default=$cc
1280set_default host_cc
13c7df3d 1281
e4e69e0b 1282# set temporary file name
a49d42c2 1283: ${TMPDIR:=$TEMPDIR}
c51fafa1 1284: ${TMPDIR:=$TMP}
a49d42c2 1285: ${TMPDIR:=/tmp}
e4e69e0b 1286
a49d42c2
MR
1287TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1288TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1289TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1290TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1291TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1292TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1293
e9b9a2f8
MN
1294check_cflags -std=c99
1295
b24dbcbd
RP
1296case "$arch" in
1297 i386|i486|i586|i686|i86pc|BePC)
1298 arch="x86_32"
1299 enable fast_unaligned
1300 ;;
1301 x86_64|amd64)
1302 arch="x86_32"
34b37f86
DM
1303 enable cmov
1304 enable fast_cmov
b24dbcbd
RP
1305 enable fast_unaligned
1306 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1307 int test[sizeof(char*) - 7];
1308EOF
1309 ;;
b24dbcbd 1310 arm|armv[4567]*l)
a2fc0f6a 1311 arch="arm"
b24dbcbd
RP
1312 ;;
1313 alpha)
1314 arch="alpha"
1315 enable fast_64bit
1316 ;;
1317 "Power Macintosh"|ppc|powerpc)
79cb09b2 1318 arch="ppc"
aa8bc0f1 1319 enable fast_unaligned
b24dbcbd
RP
1320 ;;
1321 ppc64)
79cb09b2 1322 arch="ppc"
b24dbcbd 1323 enable fast_64bit
aa8bc0f1 1324 enable fast_unaligned
b24dbcbd 1325 ;;
de3a1240 1326 mips|mipsel|IP*)
b24dbcbd
RP
1327 arch="mips"
1328 ;;
de3a1240
DB
1329 mips64)
1330 arch="mips"
1331 enable fast_64bit
1332 ;;
b24dbcbd
RP
1333 sun4u|sparc64)
1334 arch="sparc64"
1335 enable fast_64bit
1336 ;;
1337 sparc)
1338 arch="sparc"
1339 ;;
61597a98 1340 sh4|sh)
b24dbcbd
RP
1341 arch="sh4"
1342 ;;
61597a98 1343 parisc|hppa)
b24dbcbd
RP
1344 arch="parisc"
1345 ;;
61597a98 1346 parisc64|hppa64)
b24dbcbd
RP
1347 arch="parisc"
1348 enable fast_64bit
1349 ;;
1350 s390|s390x)
1351 arch="s390"
1352 ;;
1353 m68k)
1354 arch="m68k"
1355 ;;
1356 ia64)
1357 arch="ia64"
1358 enable fast_64bit
1359 ;;
1360 bfin)
1361 arch="bfin"
1362 ;;
1363 *)
1364 arch="unknown"
1365 ;;
1366esac
1367
1368enable $arch
1369enabled_any x86_32 x86_64 && enable x86
1370enabled sparc64 && enable sparc
1371
7483e694 1372# OS specific
4f854758 1373case $target_os in
7483e694 1374 beos|haiku|zeta)
c9d19248 1375 prefix_default="$HOME/config"
7483e694
DB
1376 # helps building libavcodec
1377 add_cflags "-DPIC -fomit-frame-pointer"
1378 # 3 gcc releases known for BeOS, each with ugly bugs
1379 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1380 case "$gcc_version" in
1381 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1382 disable mmx
1383 ;;
1384 *20010315*) echo "BeBits gcc"
1385 add_cflags "-fno-expensive-optimizations"
1386 ;;
1387 esac
7483e694
DB
1388 SHFLAGS=-nostart
1389 # enable BeOS things
1390 enable audio_beos
1391 # no need for libm, but the inet stuff
1392 # Check for BONE
1393 # XXX: actually should check for NOT net_server
78fe7631 1394 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1395 network_extralibs="-lbind -lsocket"
1396 else
1397 enable beos_netserver
1398 network_extralibs="-lnet"
1399 fi ;;
1400 sunos)
1401 FFSERVERLDFLAGS=""
9987769a 1402 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1403 network_extralibs="-lsocket -lnsl"
1404 ;;
1405 netbsd)
1406 oss_demuxer_extralibs="-lossaudio"
1407 oss_muxer_extralibs="-lossaudio"
1408 ;;
1409 openbsd)
1410 disable need_memalign
1411 LIBOBJFLAGS='$(PIC)'
7483e694 1412 SHFLAGS='-shared'
7483e694
DB
1413 oss_demuxer_extralibs="-lossaudio"
1414 oss_muxer_extralibs="-lossaudio"
1415 ;;
1416 freebsd)
1417 disable need_memalign
1418 ;;
1419 bsd/os)
1420 osextralibs="-lpoll -lgnugetopt"
1421 strip="strip -d"
1422 ;;
1423 darwin)
1424 disable need_memalign
0138c54e 1425 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1426 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1427 strip="strip -x"
1428 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1429 SLIBSUF=".dylib"
1430 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1431 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1432 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1433 objformat="macho"
1b0f6fb8 1434 enabled x86_64 && objformat="macho64"
7483e694
DB
1435 ;;
1436 mingw32*)
4f854758 1437 target_os=mingw32
dcc01c06
RP
1438 LIBTARGET=i386
1439 if test $arch = x86_64; then
1440 disable need_memalign
1441 LIBTARGET=x64
1442 fi
fbd971a4 1443 shlibdir_default="$bindir_default"
7483e694
DB
1444 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1445 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1446 if enabled swscale; then
7483e694
DB
1447 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1448 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1449 fi
1450 disable ffserver
1451 SLIBPREF=""
1452 SLIBSUF=".dll"
1453 EXESUF=".exe"
1454 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1455 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1456 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1457 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1458 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1459 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1460 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1461 objformat="win32"
bc574408 1462 enable dos_paths
a85de417
SS
1463 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1464 die "ERROR: MinGW runtime version must be >= 3.15."
1465 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1466 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1467 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1468 ;;
1469 cygwin*)
4f854758 1470 target_os=cygwin
fbd971a4 1471 shlibdir_default="$bindir_default"
7483e694
DB
1472 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1473 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1474 if enabled swscale; then
7483e694
DB
1475 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1476 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1477 fi
1478 EXESUF=".exe"
1479 SLIBPREF="cyg"
1480 SLIBSUF=".dll"
1481 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1482 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1483 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1484 objformat="win32"
bc574408 1485 enable dos_paths
7483e694 1486 ;;
4f365f37 1487 *-dos|freedos|opendos)
4f365f37
MK
1488 disable ffplay ffserver vhook
1489 disable $INDEV_LIST $OUTDEV_LIST
1490 network_extralibs="-lsocket"
1491 EXESUF=".exe"
304d586d 1492 objformat="win32"
bc574408 1493 enable dos_paths
4f365f37 1494 ;;
7483e694 1495 linux)
7483e694
DB
1496 enable dv1394
1497 ;;
1498 irix*)
4f854758 1499 target_os=irix
7483e694
DB
1500 ranlib="echo ignoring ranlib"
1501 ;;
d22e8442 1502 os/2*)
d22e8442
DY
1503 strip="lxlite"
1504 ln_s="cp -f"
d22e8442
DY
1505 EXESUF=".exe"
1506 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1507 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1508 FFSERVERLDFLAGS=""
287d3b13 1509 LIBSUF="_s.a"
d22e8442
DY
1510 SLIBPREF=""
1511 SLIBSUF=".dll"
1512 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1513 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1514 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1515 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1516 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1517 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1518 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1519 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1520 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1521 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1522 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1523 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1524 disable vhook
bc574408 1525 enable dos_paths
d22e8442 1526 ;;
269820f1
PR
1527 interix)
1528 disable vhook
1529 ;;
d22e8442 1530
7483e694 1531 *)
4f854758 1532 target_os="${target_os}-UNKNOWN"
7483e694
DB
1533 ;;
1534esac
1535
c9d19248
MR
1536set_default $PATHS_LIST
1537
c597172e 1538add_extralibs $osextralibs
de6d9b64 1539
28d8e661
DB
1540# Combine FFLDFLAGS and the LDFLAGS environment variable.
1541LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1542
320d060a 1543# we need to build at least one lib type
93b3c083 1544if ! enabled_any static shared; then
320d060a
DB
1545 cat <<EOF
1546At least one library type must be built.
1547Specify --enable-static to build the static libraries or --enable-shared to
1548build the shared libraries as well. To only build the shared libraries specify
1549--disable-static in addition to --enable-shared.
1550EOF
1551 exit 1;
1552fi
1553
abc4e572 1554disabled static && LIBNAME=""
2a320695 1555
a2234ceb
RP
1556if enabled_any libfaad libfaadbin ; then
1557 if check_header faad.h; then
295b8c70 1558 check_cc <<EOF
a2234ceb
RP
1559#include <faad.h>
1560#ifndef FAAD2_VERSION
1561ok faad1
1562#endif
db817cf3 1563int main(void) { return 0; }
a2234ceb
RP
1564EOF
1565 test $? = 0 && enable libfaad2
1566 else
ff3dac65 1567 die "FAAD test failed."
a2234ceb
RP
1568 fi
1569fi
1570
1571
93b3c083 1572if ! enabled gpl; then
54118497
RP
1573 die_gpl_disabled(){
1574 name=$1
1575 shift
1576 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1577 }
4a24ab64 1578 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1579 die_gpl_disabled "libx264" libx264
1580 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1581 die_gpl_disabled "FAAD2" libfaad2
1582 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1583 die_gpl_disabled "The software scaler" swscale
ebb810d9 1584fi
b2e3c528 1585
3fe142e2
DB
1586if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1587 die "libamr is nonfree and --enable-nonfree is not specified."
1588fi
1589
9eeed841 1590check_deps $ARCH_EXT_LIST
0f3cb305 1591
5d323602
MR
1592test -z "$need_memalign" && need_memalign="$mmx"
1593
cf9d24ad 1594#Darwin CC versions
4f854758 1595if test $target_os = darwin; then
3dddba4b 1596 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1597 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1598 else
8541cc27 1599 add_cflags "-pipe"
26c1b3be
DB
1600 check_cflags "-force_cpusubtype_ALL"
1601 check_cflags "-Wno-sign-compare"
f946a9a4 1602 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1603 fi
2a1a6b64
MN
1604fi
1605
40617a6d 1606disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1607
a4adb608 1608# Add processor-specific flags
38d0a8aa 1609if test $cpu != "generic"; then
bc8ec47b
MR
1610 warn_altivec(){
1611 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1612 }
38d0a8aa 1613 case $cpu in
bb270c08 1614 601|ppc601|PowerPC601)
1c5d830c 1615 add_cflags "-mcpu=601"
bc8ec47b 1616 warn_altivec enabled PPC601
bb270c08
DB
1617 ;;
1618 603*|ppc603*|PowerPC603*)
1c5d830c 1619 add_cflags "-mcpu=603"
bc8ec47b 1620 warn_altivec enabled PPC603
bb270c08
DB
1621 ;;
1622 604*|ppc604*|PowerPC604*)
1c5d830c 1623 add_cflags "-mcpu=604"
bc8ec47b 1624 warn_altivec enabled PPC604
bb270c08
DB
1625 ;;
1626 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1627 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1628 warn_altivec enabled PPC75x
bb270c08
DB
1629 ;;
1630 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1631 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1632 warn_altivec disabled PPC745x
bb270c08
DB
1633 ;;
1634 74*|ppc74*|PowerPC74*)
1c5d830c 1635 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1636 warn_altivec disabled PPC74xx
bb270c08
DB
1637 ;;
1638 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1639 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1640 warn_altivec disabled PPC970
9cafbd6c 1641 enable ppc64
bb270c08 1642 ;;
e07e357d
LB
1643 Cell|CELL|cell)
1644 add_cflags "-mcpu=cell"
1645 warn_altivec disabled Cell
9cafbd6c 1646 enable ppc64
e07e357d 1647 ;;
e7768fc5
GP
1648 # targets that do NOT support conditional mov (cmov)
1649 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1650 add_cflags "-march=$cpu"
497237c7 1651 disable cmov
e7768fc5
GP
1652 ;;
1653 # targets that do support conditional mov (cmov)
416519dd 1654 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1655 add_cflags "-march=$cpu"
497237c7
RP
1656 enable cmov
1657 enable fast_cmov
94e4c3a3
GP
1658 ;;
1659 # targets that do support conditional mov but on which it's slow
800a5a19 1660 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1661 add_cflags "-march=$cpu"
497237c7
RP
1662 enable cmov
1663 disable fast_cmov
bb270c08 1664 ;;
d7b34d08 1665 sparc64)
1c5d830c 1666 add_cflags "-mcpu=v9"
d7b34d08 1667 ;;
f2e49553
MR
1668 arm11*|cortex*)
1669 add_cflags "-mcpu=$cpu"
1670 enable fast_unaligned
1671 ;;
0223bd6f
MR
1672 armv*)
1673 add_cflags "-march=$cpu"
1674 ;;
f2e49553 1675 arm*)
6b19786b
MR
1676 add_cflags "-mcpu=$cpu"
1677 ;;
bb270c08 1678 *)
7483e694 1679 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1680 ;;
a4adb608
MN
1681 esac
1682fi
1683
be0d52ab 1684# make sure we can execute files in $TMPDIR
2270b4b2 1685cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1686#! /bin/sh
1687EOF
2270b4b2
DB
1688chmod +x $TMPSH >> $logfile 2>&1
1689if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1690 cat <<EOF
a49d42c2
MR
1691Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1692variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1693EOF
1694 die "Sanity test failed."
1695fi
edd08265 1696rm $TMPSH
be0d52ab 1697
1a268acc
MR
1698# compiler sanity check
1699check_exec <<EOF
c23a0ac8 1700int main(void){ return 0; }
1a268acc
MR
1701EOF
1702if test "$?" != 0; then
1703 echo "$cc is unable to create an executable file."
93b3c083 1704 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1705 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1706 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1707 fi
1708 die "C compiler test failed."
1709fi
1710
b4d96ba2
MR
1711check_cc <<EOF || die "Symbol mangling check failed."
1712int ff_extern;
1713EOF
2f05d9c1 1714sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1715extern_prefix=${sym%%ff_extern*}
1716
61d251db
MR
1717check_asm inline_asm '""'
1718
9eeed841 1719if enabled x86; then
44965991
PI
1720 # check whether EBP is available on x86
1721 # As 'i' is stored on the stack, this program will crash
1722 # if the base pointer is used to access it because the
1723 # base pointer is cleared in the inline assembly code.
7dfef245 1724 check_exec_crash <<EOF && enable ebp_available
44965991 1725 volatile int i=0;
be449fca 1726 __asm__ volatile (
44965991
PI
1727 "xorl %%ebp, %%ebp"
1728 ::: "%ebp");
1729 return i;
44965991
PI
1730EOF
1731
1732 # check wether EBX is available on x86
940f335a 1733 check_asm ebx_available '"":::"%ebx"'
8e380710 1734
d7f0920b 1735 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1736 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1737 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1738
1739 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1740
1741 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1742 enabled x86_64 && append YASMFLAGS "-m amd64"
1743 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1744 case "$objformat" in
1745 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1746 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1747 *) append YASMFLAGS "-DPREFIX" ;;
1748 esac
1749 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1750fi
1751
87ea51e0
LB
1752# check for assembler specific support
1753
79cb09b2 1754if test $arch = "ppc"; then
5eb39de9 1755 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1756fi
1757
57bd82d4
MR
1758# check for SIMD availability
1759
115329f1 1760# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1761if enabled altivec; then
3ed1a2ee
DB
1762 check_cflags -maltivec -mabi=altivec &&
1763 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1764 check_cflags -faltivec
b6e52719 1765
0182fee8 1766 # check if our compiler supports Motorola AltiVec C API
497237c7 1767 check_cc <<EOF || disable altivec
dcd479c0 1768$inc_altivec_h
a9a07762
MN
1769int main(void) {
1770 vector signed int v1, v2, v3;
1771 v1 = vec_add(v2,v3);
1772 return 0;
1773}
1774EOF
b006b26c
DB
1775
1776 # check if our compiler supports braces for vector declarations
80a61f08 1777 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1778$inc_altivec_h
80a61f08 1779int main (void) { (vector int) {1}; return 0; }
b006b26c 1780EOF
a9a07762 1781fi
ab6c65f6 1782
b4e806b2 1783# We have to check if pld is a nop and disable it.
a2fc0f6a 1784enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1785enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1786enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1787enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1788enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1789enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1790enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1791enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1792enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1793
8b03def6
DB
1794enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1795
57bd82d4
MR
1796# ---
1797# big/little-endian test
9eebe687
MR
1798check_cc <<EOF || die "endian test failed"
1799unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1800EOF
d04d9e16 1801od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1802
a3999908 1803# ---
3d204385
NK
1804# check availability of some header files
1805
a98bb16d
RP
1806if check_func dlopen; then
1807 ldl=
1808elif check_func dlopen -ldl; then
1809 ldl=-ldl
8bf5d58f
MN
1810fi
1811
7483e694
DB
1812check_func fork
1813check_func gethrtime
1814check_func getrusage
094c09bb 1815check_func inet_aton $network_extralibs
7483e694
DB
1816check_func memalign
1817check_func mkstemp
2446d3d6 1818check_func_headers windows.h GetProcessTimes
6ffa87d3 1819
e16e49ac 1820check_header conio.h
a98bb16d
RP
1821check_header dlfcn.h
1822check_header malloc.h
bf6ce82d 1823check_header poll.h
b58412f1 1824check_header sys/mman.h
b091aa44 1825check_header sys/resource.h
bf6ce82d 1826check_header sys/select.h
a98bb16d 1827check_header termios.h
68178ca9 1828check_header X11/extensions/XvMClib.h
a98bb16d
RP
1829
1830if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1831 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1832fi
e16e49ac 1833
a4fa192c 1834disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1835disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1836
1837# check for some common methods of building with pthread support
1838# do this before the optional library checks as some of them require pthreads
1839if enabled pthreads; then
9e7fd101
MR
1840 if check_func pthread_create; then
1841 :
1842 elif check_func pthread_create -pthread; then
1843 add_cflags -pthread
afc9aee2 1844 add_extralibs -pthread
9e7fd101
MR
1845 elif check_func pthread_create -pthreads; then
1846 add_cflags -pthreads
afc9aee2 1847 add_extralibs -pthreads
8d94f606
GT
1848 elif check_func pthread_create -lpthreadGC2; then
1849 add_extralibs -lpthreadGC2
9e7fd101
MR
1850 elif ! check_lib pthread.h pthread_create -lpthread; then
1851 die "ERROR: can't find pthreads library"
1852 fi
57bd82d4
MR
1853fi
1854
8eee7025 1855for thread in $THREADS_LIST; do
e5f94c2b 1856 if enabled $thread; then
3ae3b721
RP
1857 test -n "$thread_type" &&
1858 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1859 thread_type="$thread"
e5f94c2b
RP
1860 fi
1861done
1862
fdf88598
MR
1863check_lib math.h sin -lm
1864
a33cab3a
MK
1865# test for C99 functions in math.h
1866for func in llrint lrint lrintf round roundf; do
1867 check_exec <<EOF && enable $func || disable $func
f32adb22 1868#include <math.h>
a33cab3a 1869int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1870EOF
a33cab3a 1871done
f32adb22 1872
57bd82d4 1873# these are off by default, so fail if requested and not available
79fda097 1874enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1875enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1876enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1877enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1878 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1879 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1880enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1881enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1882enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1883enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1884enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1885enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1886 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1887enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1888enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1889enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1890enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1891 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1892 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1893enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1894enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1895
0b4a1821
AS
1896# libdc1394 check
1897if enabled libdc1394; then
1898 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1899 enable libdc1394_2; } ||
1900 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1901 enable libdc1394_1; } ||
1902 die "ERROR: No version of libdc1394 found "
1903fi
1904
1905
c13e1abd
FH
1906_restrict=
1907for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1908 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1909void foo(char * $restrict_keyword p);
1910EOF
c13e1abd
FH
1911done
1912
703afd07 1913test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1914
4f854758 1915if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1916 disable vhook
fbb9d104 1917 echo
b0268cc0 1918 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1919 echo "Patches welcome."
1920 echo
1921fi
1922
8d923001
MR
1923if enabled vhook; then
1924 check_ldflags -rdynamic
1925 check_ldflags -export-dynamic
1926fi
bfd2edeb 1927
eea50282
MR
1928check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1929check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1930
a86b921c 1931##########################################
29799f8b 1932# SDL check
a86b921c 1933
497237c7
RP
1934disable sdl_too_old
1935disable sdl
6a1a892f 1936SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1937if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1938 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1939 temp_cflags $sdl_cflags
dcd479c0 1940 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1941 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1942 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1943 if test "$_sdlversion" -lt 121 ; then
497237c7 1944 enable sdl_too_old
dcd479c0 1945 else
497237c7 1946 enable sdl
225e21ef 1947 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1948#include <SDL.h>
d6773f56 1949int main(int argc, char **argv){
29f3b38a
MR
1950 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1951 int w = vi->current_w;
1952 return 0;
1953}
1954EOF
dcd479c0
MR
1955 fi
1956 fi
29f3b38a 1957 restore_flags
c3f6b472 1958fi
57bd82d4 1959
2270b4b2 1960texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1961
7a91333f 1962##########################################
73b46a95
RP
1963# Network check
1964
1965if enabled network; then
96000432 1966 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1967 # Prefer arpa/inet.h over winsock2
1968 if check_header arpa/inet.h ; then
1969 check_func closesocket
1970 elif check_header winsock2.h ; then
ea10ddde 1971 network_extralibs="-lws2_32"
72be9e73 1972 check_type ws2tcpip.h socklen_t
2446d3d6 1973 check_func_headers winsock2.h closesocket
73b46a95
RP
1974 fi
1975fi
1976
1977##########################################
29799f8b 1978# IPv6 check
7a91333f 1979
497237c7 1980enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1981#include <sys/types.h>
1982#include <sys/socket.h>
1983#include <netinet/in.h>
1984#include <netdb.h>
db817cf3 1985int main(void) {
7483e694
DB
1986 struct sockaddr_storage saddr;
1987 struct ipv6_mreq mreq6;
1988 getaddrinfo(0,0,0,0);
1989 getnameinfo(0,0,0,0,0,0,0);
1990 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1991}
1992EOF
1993
06e31011
RP
1994check_header linux/videodev.h
1995check_header linux/videodev2.h
1b6e8b73 1996check_header sys/videoio.h
47f38850 1997
2446d3d6 1998check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1999
f8aa696f 2000# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2001{ check_header dev/bktr/ioctl_meteor.h &&
2002 check_header dev/bktr/ioctl_bt848.h; } ||
2003{ check_header machine/ioctl_meteor.h &&
2004 check_header machine/ioctl_bt848.h; } ||
2005{ check_header dev/video/meteor/ioctl_meteor.h &&
2006 check_header dev/video/bktr/ioctl_bt848.h; } ||
2007check_header dev/ic/bt8xx.h
f8aa696f 2008
c7682de0
RP
2009check_header sys/soundcard.h
2010check_header soundcard.h
deb29777 2011
7483e694 2012# deal with the X11 frame grabber
56a059ac 2013enabled x11grab &&
f58f4ce1
GP
2014check_header X11/Xlib.h &&
2015check_header X11/extensions/XShm.h &&
2016check_func XOpenDisplay -lX11 &&
06eab4ba 2017check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2018
40bcf4c7 2019enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2020
2021# add some useful compiler flags if supported
2022check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2023check_cflags -Wall
2024check_cflags -Wno-switch
c07bd6a9
MN
2025check_cflags -Wdisabled-optimization
2026check_cflags -Wpointer-arith
2027check_cflags -Wredundant-decls
cc1fb623 2028check_cflags -Wno-pointer-sign
f4929996 2029check_cflags -Wcast-qual
9aceb3cf 2030check_cflags -Wwrite-strings
652a5bf6 2031check_cflags -Wtype-limits
5af4e0cc 2032enabled extra_warnings && check_cflags -Winline
cf9d24ad 2033
57bd82d4 2034# add some linker flags
5c0e9479 2035check_ldflags -Wl,--warn-common
8351d2ba
DB
2036check_ldflags -Wl,--as-needed
2037check_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 2038check_ldflags -Wl,-Bsymbolic
94a3401e 2039
bd2216e4
MR
2040if enabled small; then
2041 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2042 optimizations="small"
2043elif enabled optimizations; then
3dddba4b 2044 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2045 add_cflags "-O5"
2046 add_ldflags "-O5"
cf9d24ad 2047 else
30a3e5d4 2048 add_cflags "-O3"
cf9d24ad 2049 fi
cddf3f45 2050fi
11fdbc44 2051check_cflags -fno-math-errno
b2eb2ff0 2052check_cflags -fno-signed-zeros
cddf3f45 2053
504a64b9 2054# add some flags for Intel C Compiler
0c45cd07 2055if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2056 # Just warnings, no remarks
2057 check_cflags -w1
2058 # -wd: Disable following warnings
2059 # 144, 167, 556: -Wno-pointer-sign
2060 # 10006: ignoring unknown option -fno-signed-zeros
2061 # 10156: ignoring option '-W'; no argument required
2062 check_cflags -wd144,167,556,10006,10156
2063 # 11030: Warning unknown option --as-needed
2064 # 10156: ignoring option '-export'; no argument required
2065 check_ldflags -wd10156,11030
907eb3b5
CEH
2066 # Allow to compile with optimizations
2067 check_ldflags -march=$cpu
504a64b9
CEH
2068fi
2069
80581e98 2070# PIC flags for shared library objects where they are needed
5af4e0cc 2071if enabled shared; then
569cb218
MR
2072 # LIBOBJFLAGS may have already been set in the OS configuration
2073 if test -z "$LIBOBJFLAGS" ; then
2074 case "$arch" in
b6bd7268 2075 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2076 esac
2077 fi
80581e98
MN
2078fi
2079
90be59ef 2080if enabled gprof; then
30a3e5d4
NP
2081 add_cflags "-p"
2082 add_ldflags "-p"
1db54e20
DB
2083fi
2084
3b26ee47 2085VHOOKCFLAGS="-fPIC"
18451f7d 2086
7f3c02fc 2087# Find out if the .align argument is a power of two or not.
9377b6ce 2088check_asm asmalign_pot '".align 3"'
4454dc1b 2089
7483e694
DB
2090enabled_any $DECODER_LIST && enable decoders
2091enabled_any $ENCODER_LIST && enable encoders
2092enabled_any $BSF_LIST && enable bsfs
2093enabled_any $DEMUXER_LIST && enable demuxers
2094enabled_any $MUXER_LIST && enable muxers
f7679c54 2095enabled_any $FILTER_LIST && enable filters
7483e694
DB
2096enabled_any $INDEV_LIST && enable demuxers
2097enabled_any $OUTDEV_LIST && enable muxers
2098enabled_any $PROTOCOL_LIST && enable protocols
2099
2100enabled_any $THREADS_LIST && enable threads
2101
2102check_deps $CONFIG_LIST \
b6bb00b0 2103 $CONFIG_EXTRA \
7483e694
DB
2104 $HAVE_LIST \
2105 $DECODER_LIST \
2106 $ENCODER_LIST \
2107 $PARSER_LIST \
2108 $BSF_LIST \
2109 $DEMUXER_LIST \
2110 $MUXER_LIST \
f7679c54 2111 $FILTER_LIST \
7483e694
DB
2112 $INDEV_LIST \
2113 $OUTDEV_LIST \
2114 $PROTOCOL_LIST \
f70f03f6 2115
3e89171a 2116echo "install prefix $prefix"
f36958f8
DB
2117echo "source path $source_path"
2118echo "C compiler $cc"
bfd5afd8 2119echo ".align is power-of-two $asmalign_pot"
f36958f8 2120echo "ARCH $arch ($cpu)"
ce8871c2
MR
2121if test "$build_suffix" != ""; then
2122 echo "build suffix $build_suffix"
eb94aca9 2123fi
ac63af34
DB
2124if test "$extra_version" != ""; then
2125 echo "version string suffix $extra_version"
2126fi
0db2ce77 2127echo "big-endian ${bigendian-no}"
419b8784 2128if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2129 echo "yasm ${yasm-no}"
0db2ce77
MR
2130 echo "MMX enabled ${mmx-no}"
2131 echo "CMOV enabled ${cmov-no}"
2132 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2133 echo "EBX available ${ebx_available-no}"
2134 echo "EBP available ${ebp_available-no}"
e41e8342 2135fi
a2fc0f6a 2136if test $arch = "arm"; then
0db2ce77
MR
2137 echo "ARMv5TE enabled ${armv5te-no}"
2138 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2139 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2140 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2141 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2142 echo "NEON enabled ${neon-no}"
eba9ae3c 2143fi
e241ba14 2144if test $arch = "mips"; then
0db2ce77 2145 echo "MMI enabled ${mmi-no}"
e41e8342 2146fi
79cb09b2 2147if test $arch = "ppc"; then
0db2ce77
MR
2148 echo "AltiVec enabled ${altivec-no}"
2149 echo "dcbzl available ${dcbzl-no}"
e41e8342 2150fi
0db2ce77
MR
2151echo "gprof enabled ${gprof-no}"
2152echo "debug symbols ${debug-no}"
87a0fb62 2153echo "strip symbols ${stripping-no}"
8400d6b8 2154echo "optimizations ${optimizations-no}"
0db2ce77
MR
2155echo "static ${static-no}"
2156echo "shared ${shared-no}"
4a24ab64 2157echo "postprocessing support ${postproc-no}"
13ca50f3 2158echo "software scaler enabled ${swscale-no}"
f7679c54 2159echo "new filter support ${avfilter-no}"
81124ba0 2160echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2161echo "video hooking ${vhook-no}"
90be59ef 2162if enabled vhook; then
0db2ce77
MR
2163 echo "Imlib2 support ${imlib2-no}"
2164 echo "FreeType support ${freetype2-no}"
68892110 2165fi
0db2ce77 2166echo "network support ${network-no}"
90be59ef 2167if enabled network; then
0db2ce77 2168 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2169fi
0db2ce77
MR
2170echo "threading support ${thread_type-no}"
2171echo "SDL support ${sdl-no}"
90be59ef 2172if enabled sdl_too_old; then
bfd5afd8
DB
2173 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2174fi
0db2ce77
MR
2175echo "Sun medialib support ${mlib-no}"
2176echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2177echo "libamr-nb support ${libamr_nb-no}"
2178echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2179echo "libdc1394 support ${libdc1394-no}"
690bfceb 2180echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2181echo "libfaac enabled ${libfaac-no}"
2182echo "libfaad enabled ${libfaad-no}"
7e0871a7 2183echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2184echo "libgsm enabled ${libgsm-no}"
2185echo "libmp3lame enabled ${libmp3lame-no}"
2186echo "libnut enabled ${libnut-no}"
f7cd9eed 2187echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2188echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2189echo "libtheora enabled ${libtheora-no}"
2190echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2191echo "libx264 enabled ${libx264-no}"
2192echo "libxvid enabled ${libxvid-no}"
0db2ce77 2193echo "zlib enabled ${zlib-no}"
f402916e 2194echo "bzlib enabled ${bzlib-no}"
2c62e737 2195echo
de6d9b64 2196
f7679c54 2197for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2198 echo "Enabled ${type}s:"
f65c9da1 2199 eval list=\$$(toupper $type)_LIST
8138b9db 2200 for part in $list; do
f65c9da1
MR
2201 enabled $part && echo ${part%_*}
2202 done | sort | pr -3 -t
2203 echo
8138b9db
RP
2204done
2205
ba321adb
JK
2206license="LGPL"
2207if enabled nonfree; then
2208 license="unredistributable"
2209elif enabled gpl; then
2210 license="GPL"
2211fi
2212
2213echo "License: $license"
ca5323af 2214
cf1392e9
DB
2215echo "Creating config.mak and config.h..."
2216
29799f8b
DB
2217echo "# Automatically generated by configure - do not modify!" > config.mak
2218echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2219echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2220echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2221echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2222
d921f03f 2223echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2224echo "prefix=$prefix" >> config.mak
22a324da
DB
2225echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2226echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2227echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2228echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2229echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2230echo "CC=$cc" >> config.mak
304d586d 2231echo "YASM=$yasmexe" >> config.mak
980fc7b8 2232echo "AR=$ar" >> config.mak
be7109c1 2233echo "RANLIB=$ranlib" >> config.mak
20369773 2234echo "LN_S=$ln_s" >> config.mak
87a0fb62 2235enabled stripping &&
3ae3b721 2236 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2237 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2238
a9b3f630 2239echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2240echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2241echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2242echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2243echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2244echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2245echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2246echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2247echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2248echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2249echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2250echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2251echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2252echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2253echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2254echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2255echo "SLIBSUF=$SLIBSUF" >> config.mak
2256echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2257echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2258echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2259echo "HOSTCC=$host_cc" >> config.mak
2260echo "HOSTCFLAGS=$host_cflags" >> config.mak
2261echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2262echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2263echo "TARGET_EXEC=$target_exec" >> config.mak
2264echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2265
90be59ef 2266if enabled bigendian; then
7483e694
DB
2267 echo "WORDS_BIGENDIAN=yes" >> config.mak
2268 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2269fi
44161118 2270
90be59ef 2271if enabled sdl; then
7483e694
DB
2272 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2273 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2274fi
90be59ef 2275if enabled texi2html; then
7483e694 2276 echo "BUILD_DOC=yes" >> config.mak
146ea952 2277fi
5a872801 2278
719c8e00
MR
2279get_version(){
2280 name=$1
2281 file=$source_path/$2
147e7692
MR
2282 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2283 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2284 lcname=$(tolower $name)
2285 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2286 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2287}
2288
147e7692
MR
2289get_version LIBSWSCALE libswscale/swscale.h
2290get_version LIBPOSTPROC libpostproc/postprocess.h
2291get_version LIBAVCODEC libavcodec/avcodec.h
2292get_version LIBAVDEVICE libavdevice/avdevice.h
2293get_version LIBAVFORMAT libavformat/avformat.h
2294get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2295get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2296
5af4e0cc 2297if enabled shared; then
7483e694
DB
2298 echo "BUILD_SHARED=yes" >> config.mak
2299 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2300 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2301 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2302 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2303 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2304 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2305 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2306 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2307 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2308fi
d7e27559 2309echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2310echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2311
3d907e22
MR
2312print_config ARCH_ $TMPH config.mak $ARCH_LIST
2313print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2314print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2315 $CONFIG_EXTRA \
7483e694
DB
2316 $DECODER_LIST \
2317 $ENCODER_LIST \
2318 $PARSER_LIST \
2319 $BSF_LIST \
2320 $DEMUXER_LIST \
2321 $MUXER_LIST \
f7679c54 2322 $FILTER_LIST \
7483e694
DB
2323 $PROTOCOL_LIST \
2324 $INDEV_LIST \
2325 $OUTDEV_LIST \
8ac17293 2326
c13e1abd
FH
2327echo "#define restrict $_restrict" >> $TMPH
2328
bd2216e4 2329if enabled small; then
7483e694 2330 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2331fi
2332
997baf01
MR
2333echo "SRC_PATH=\"$source_path\"" >> config.mak
2334echo "SRC_PATH_BARE=$source_path" >> config.mak
2335echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2336
8156056e 2337# Apparently it's not possible to portably echo a backslash.
3ae3b721 2338enabled asmalign_pot &&
7483e694 2339 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2340 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2341
b4d96ba2 2342echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2343
9c05103f
DB
2344echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2345
b7860763 2346# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2347cmp -s $TMPH config.h &&
2348 echo "config.h is unchanged" ||
2349 mv -f $TMPH config.h
3d204385 2350
cea0ac52 2351rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2352
165af439 2353# build tree in object directory if source path is different from current one
90be59ef 2354if enabled source_path_used; then
165af439 2355 DIRS="\
7483e694
DB
2356 doc \
2357 libavcodec \
2358 libavcodec/alpha \
a2fc0f6a 2359 libavcodec/arm \
7483e694 2360 libavcodec/bfin \
7483e694
DB
2361 libavcodec/mlib \
2362 libavcodec/ppc \
2363 libavcodec/sh4 \
2364 libavcodec/sparc \
a6493a8f 2365 libavcodec/x86 \
52a9cf34 2366 libavdevice \
f7679c54 2367 libavfilter \
7483e694
DB
2368 libavformat \
2369 libavutil \
2370 libpostproc \
2371 libswscale \
2372 tests \
2373 tools \
2374 vhook \
2375 "
165af439 2376 FILES="\
7483e694
DB
2377 Makefile \
2378 common.mak \
71c61f62 2379 subdir.mak \
7483e694
DB
2380 doc/texi2pod.pl \
2381 libavcodec/Makefile \
52a9cf34 2382 libavdevice/Makefile \
f7679c54 2383 libavfilter/Makefile \
7483e694
DB
2384 libavformat/Makefile \
2385 libavutil/Makefile \
2386 libpostproc/Makefile \
2387 libswscale/Makefile \
2388 "
165af439 2389 for dir in $DIRS ; do
7483e694 2390 mkdir -p $dir
165af439
MR
2391 done
2392 for f in $FILES ; do
20369773 2393 $ln_s "$source_path/$f" $f
165af439
MR
2394 done
2395fi
def4272a 2396
def4272a 2397
d0674868 2398# build pkg-config files
def4272a 2399
d0674868
DB
2400pkgconfig_generate(){
2401name=$1
b0dfd108 2402shortname=${name#lib}${build_suffix}
d0674868
DB
2403comment=$2
2404version=$3
2405libs=$4
2406requires=$5
25cd5cb3 2407cat <<EOF > $name/$name.pc
3e89171a 2408prefix=$prefix
a94e666c 2409exec_prefix=\${prefix}
f2b7382c 2410libdir=$libdir
7622778e 2411includedir=$incdir
def4272a 2412
d0674868
DB
2413Name: $name
2414Description: $comment
2415Version: $version
5dcfe9f8
AH
2416Requires: $(disabled shared && echo $requires)
2417Requires.private: $(enabled shared && echo $requires)
def4272a 2418Conflicts:
12701f6e
AH
2419Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2420Libs.private: $(enabled shared && echo $libs)
76a448ed 2421Cflags: -I\${includedir}
def4272a 2422EOF
25cd5cb3 2423cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2424prefix=
2425exec_prefix=
46d1ff83 2426libdir=\${pcfiledir}
1d44d365 2427includedir=${source_path}
def4272a 2428
d0674868
DB
2429Name: $name
2430Description: $comment
2431Version: $version
2432Requires: $requires
def4272a 2433Conflicts:
12701f6e 2434Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2435Cflags: -I\${includedir}
2436EOF
d0674868 2437}
def4272a 2438
e426941d 2439pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2440pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2441pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2442pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2443enabled avfilter &&
46983309 2444 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2445enabled postproc &&
e426941d 2446 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2447if enabled swscale; then
e426941d 2448 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2449else
46983309 2450 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2451 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2452fi