merge another 2 if() to save a few cpu cycles
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
5# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6# Copyright (c) 2005-2006 Diego Biurrun
7# Copyright (c) 2005-2006 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
cde2d79a 10# make sure we are running under a compatible shell
c21d6325
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11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
c21d6325
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15 type "$1" >/dev/null 2>&1 && exec "$@"
16}
17
5237ce67 18unset foo
0dbe81bb
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19(: ${foo%%bar}) 2>/dev/null
20E1="$?"
21
22(: ${foo?}) 2>/dev/null
23E2="$?"
24
25if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
c21d6325
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27 export FF_CONF_EXEC
28 if test "0$FF_CONF_EXEC" -lt 1; then
29 FF_CONF_EXEC=1
30 try_exec bash "$0" "$@"
31 fi
32 if test "0$FF_CONF_EXEC" -lt 2; then
33 FF_CONF_EXEC=2
34 try_exec ksh "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 3; then
37 FF_CONF_EXEC=3
38 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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39 fi
40 echo "No compatible shell script interpreter found."
fc53da20 41 echo "This configure script requires a POSIX-compatible shell"
c21d6325 42 echo "such as bash or ksh."
505dfb09
DB
43 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
44 echo "Instead, install a working POSIX-compatible shell."
45 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
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46 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
47 echo "This bash version ($BASH_VERSION) is broken on your platform."
48 echo "Upgrade to a later version if available."
49 fi
cde2d79a
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50 exit 1
51fi
52
74c53c2d
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53show_help(){
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
56 echo
57 echo "Standard options:"
58 echo " --help print this message"
2ba042a7 59 echo " --log[=FILE|yes|no] log tests and output to FILE [config.err]"
2266e085 60 echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
74c53c2d 61 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 62 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
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63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
64 echo " --mandir=DIR install man page in DIR [PREFIX/man]"
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65 echo " --enable-static build static libraries [default=yes]"
66 echo " --disable-static do not build static libraries [default=no]"
67 echo " --enable-shared build shared libraries [default=no]"
68 echo " --disable-shared do not build shared libraries [default=yes]"
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69 echo " --enable-gpl allow use of GPL code, the resulting libav*"
70 echo " and ffmpeg will be under GPL [default=no]"
dc922953
DB
71 echo " --enable-pp enable GPLed postprocessing support [default=no]"
72 echo " --enable-swscaler software scaler support [default=no]"
e5f94c2b 73 echo " --enable-beosthreads use BeOS threads [default=no]"
74c53c2d 74 echo " --enable-pthreads use pthreads [default=no]"
eb113804 75 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 76 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
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77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
74c53c2d
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80 echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
81 echo " and libraw1394 [default=no]"
e2745046
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82 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
83 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 84 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
85 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
86 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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87 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
88 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 89 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 90 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 91 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
92 echo " --enable-libnut enable NUT (de)muxing via libnut,"
93 echo " native demuxer exists [default=no]"
ba5fd8c5 94 echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
71757822 95 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
e2745046 96 echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
31235134 97 echo " native implementations exist [default=no]"
1cc60c47
DB
98 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
99 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 100 echo " native MPEG-4/Xvid encoder exists [default=no]"
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101 echo ""
102 echo "Advanced options (experts only):"
103 echo " --source-path=PATH path to source code [$source_path]"
104 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
fac252f9 105 echo " --cross-compile assume a cross-compiler is used"
abcd6d60 106 echo " --target-os=OS compiler targets OS [$targetos]"
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107 echo " --cc=CC use C compiler CC [$cc]"
108 echo " --make=MAKE use specified make [$make]"
109 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
110 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
111 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
112 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 113 echo " --arch=ARCH select architecture [$arch]"
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DB
114 echo " --cpu=CPU selects the minimum cpu required (affects"
115 echo " instruction selection, may crash on older CPUs)"
2b4c3615 116 echo " --enable-powerpc-perf enable performance report on PPC"
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MR
117 echo " (requires enabling PMC)"
118 echo " --disable-mmx disable MMX usage"
1839e854 119 echo " --disable-armv5te disable armv5te usage"
edab3048 120 echo " --disable-armv6 disable armv6 usage"
74c53c2d
MR
121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
123 echo " --disable-audio-oss disable OSS audio support [default=no]"
124 echo " --disable-audio-beos disable BeOS audio support [default=no]"
125 echo " --disable-v4l disable video4linux grabbing [default=no]"
126 echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
127 echo " --disable-bktr disable bktr video grabbing [default=no]"
128 echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
129 echo " --disable-network disable network support [default=no]"
0c7bb0e5 130 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 131 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 132 echo " --disable-vhook disable video hooking support"
74c53c2d 133 echo " --disable-debug disable debugging symbols"
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134 echo " --disable-mpegaudio-hp faster (but less accurate)"
135 echo " MPEG audio decoding [default=no]"
cde9e780 136 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 137 echo " --disable-ffmpeg disable ffmpeg build"
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138 echo " --disable-ffserver disable ffserver build"
139 echo " --disable-ffplay disable ffplay build"
140 echo " --enable-small optimize for size instead of speed"
141 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
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142 echo " --disable-encoder=NAME disables encoder NAME"
143 echo " --enable-encoder=NAME enables encoder NAME"
144 echo " --disable-decoder=NAME disables decoder NAME"
145 echo " --enable-decoder=NAME enables decoder NAME"
146 echo " --disable-encoders disables all encoders"
147 echo " --disable-decoders disables all decoders"
ff70e601
MR
148 echo " --disable-muxer=NAME disables muxer NAME"
149 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 150 echo " --disable-muxers disables all muxers"
ff70e601
MR
151 echo " --disable-demuxer=NAME disables demuxer NAME"
152 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 153 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
154 echo " --enable-parser=NAME enables parser NAME"
155 echo " --disable-parser=NAME disables parser NAME"
156 echo " --disable-parsers disables all parsers"
cd61e407
JM
157 echo " --enable-bsf=NAME enables bitstream filter NAME"
158 echo " --disable-bsf=NAME disables bitstream filter NAME"
159 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
160 echo " --enable-protocol=NAME enables protocol NAME"
161 echo " --disable-protocol=NAME disables protocol NAME"
162 echo " --disable-protocols disables all protocols"
794f8e97
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163 echo " --list-decoders show all available decoders"
164 echo " --list-encoders show all available encoders"
165 echo " --list-muxers show all available muxers"
166 echo " --list-demuxers show all available demuxers"
167 echo " --list-parsers show all available parsers"
168 echo " --list-protocols show all available protocols"
169 echo " --list-bsfs show all available bitstream filters"
0a622b98
MR
170 echo
171 echo "Developer options (useful when working on FFmpeg itself):"
172 echo " --enable-gprof enable profiling with gprof [$gprof]"
173 echo " --disable-opts disable compiler optimizations"
174 echo " --enable-extra-warnings enable more compiler warnings"
175 echo " --disable-strip disable stripping of executables and shared libraries"
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MR
176 echo ""
177 echo "NOTE: Object files are built at the place where configure is launched."
178 exit 1
179}
cf9d24ad 180
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181log(){
182 echo "$@" >>$logfile
183}
184
720c69da 185log_file(){
c8e9f801
MR
186 log BEGIN $1
187 cat -n $1 >>$logfile
188 log END $1
189}
190
2ba042a7 191echolog(){
c8e9f801 192 log "$@"
57bd82d4 193 echo "$@"
2ba042a7
MR
194}
195
196die(){
197 echolog "$@"
198 cat <<EOF
199If you think configure made a mistake, make sure you are using the latest
200version from SVN. If the latest version fails, report the problem to the
201ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
202EOF
720c69da 203 if enabled logging; then
2ba042a7
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204 cat <<EOF
205Include the log file "$logfile" produced by configure as this will help
206solving the problem.
207EOF
208 else
209cat <<EOF
210Rerun configure with logging enabled (do not use --log=no), and include the
211log this produces with your report.
212EOF
213 fi
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214 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
215 exit 1
216}
217
904e48f1 218# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
44161118
MR
219toupper(){
220 echo "$@" | tr '[a-z]' '[A-Z]'
221}
222
4a5444db
MR
223tolower(){
224 echo "$@" | tr '[A-Z]' '[a-z]'
225}
226
a8d04fba
MR
227set_all(){
228 value=$1
229 shift
230 for var in $*; do
231 eval $var=$value
232 done
233}
234
799c9e9b
MR
235pushvar(){
236 for var in $*; do
237 eval level=\${${var}_level:=0}
238 eval ${var}_${level}="\$$var"
239 eval ${var}_level=$(($level+1))
240 done
241}
242
243popvar(){
244 for var in $*; do
245 eval level=\${${var}_level:-0}
246 test $level = 0 && continue
247 eval level=$(($level-1))
248 eval $var="\${${var}_${level}}"
249 eval ${var}_level=$level
250 eval unset ${var}_${level}
251 done
252}
253
a8d04fba
MR
254enable(){
255 set_all yes $*
256}
257
258disable(){
259 set_all no $*
260}
261
57bd82d4 262enabled(){
44161118
MR
263 eval test "x\$$1" = "xyes"
264}
265
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RP
266disabled(){
267 eval test "x\$$1" = "xno"
268}
269
44161118
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270enabled_all(){
271 for opt; do
272 enabled $opt || return 1
273 done
274}
275
85bca2c5
DB
276disabled_all(){
277 for opt; do
278 disabled $opt || return 1
279 done
280}
281
44161118
MR
282enabled_any(){
283 for opt; do
284 enabled $opt && return 0
285 done
286}
287
85bca2c5
DB
288disabled_any(){
289 for opt; do
290 disabled $opt && return 0
291 done
292}
293
30fd06be
MR
294check_deps(){
295 for cfg; do
799c9e9b
MR
296 enabled ${cfg}_checking && die "Circular dependency for $cfg."
297 disabled ${cfg}_checking && continue
298 enable ${cfg}_checking
299
30fd06be
MR
300 eval dep_all="\$${cfg}_deps"
301 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
302
303 pushvar cfg dep_all dep_any
304 check_deps $dep_all $dep_any
305 popvar cfg dep_all dep_any
306
30fd06be
MR
307 enabled_all $dep_all || disable $cfg
308 enabled_any $dep_any || disable $cfg
799c9e9b
MR
309
310 disable ${cfg}_checking
30fd06be
MR
311 done
312}
313
44161118
MR
314print_config(){
315 pfx=$1
316 header=$2
317 makefile=$3
318 shift 3
319 for cfg; do
3d907e22 320 ucname="`toupper $cfg`"
44161118 321 if enabled $cfg; then
3d907e22
MR
322 echo "#define ${pfx}${ucname} 1" >> $header
323 echo "#define ENABLE_${ucname} 1" >> $header
324 echo "${pfx}${ucname}=yes" >> $makefile
325 else
326 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
327 fi
328 done
57bd82d4
MR
329}
330
331flags_saved(){
332 (: ${SAVE_CFLAGS?}) 2>/dev/null
333}
334
dcd479c0 335save_flags(){
57bd82d4 336 flags_saved && return
dcd479c0
MR
337 SAVE_CFLAGS="$CFLAGS"
338 SAVE_LDFLAGS="$LDFLAGS"
339 SAVE_extralibs="$extralibs"
340}
341
342restore_flags(){
f5d28d10 343 flags_saved || return
dcd479c0
MR
344 CFLAGS="$SAVE_CFLAGS"
345 LDFLAGS="$SAVE_LDFLAGS"
346 extralibs="$SAVE_extralibs"
347 unset SAVE_CFLAGS
348 unset SAVE_LDFLAGS
349 unset SAVE_extralibs
350}
351
352temp_cflags(){
353 save_flags
354 CFLAGS="$CFLAGS $*"
355}
356
357temp_ldflags(){
358 save_flags
359 LDFLAGS="$LDFLAGS $*"
360}
361
362temp_extralibs(){
363 save_flags
364 extralibs="$extralibs $*"
365}
366
57bd82d4
MR
367append(){
368 var=$1
369 shift
370 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
371 eval "$var=\"\$$var $*\""
372}
373
374add_cflags(){
375 append CFLAGS "$@"
376}
377
378add_ldflags(){
379 append LDFLAGS "$@"
380}
381
382add_extralibs(){
383 append extralibs "$@"
384}
385
b0cfb663 386check_cmd(){
b3cb5d51 387 log "$@"
9b4f605c 388 "$@" >>$logfile 2>&1
b0cfb663
MR
389}
390
dcd479c0 391check_cc(){
57bd82d4
MR
392 log check_cc "$@"
393 cat >$TMPC
720c69da 394 log_file $TMPC
b0cfb663 395 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
396}
397
398check_cpp(){
399 log check_cpp "$@"
dcd479c0 400 cat >$TMPC
720c69da 401 log_file $TMPC
b0cfb663 402 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
403}
404
405check_ld(){
57bd82d4 406 log check_ld "$@"
0607887f 407 check_cc || return
3155a644
MR
408 flags=''
409 libs=''
410 for f; do
411 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
412 done
413 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
414}
415
416check_cflags(){
57bd82d4
MR
417 log check_cflags "$@"
418 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
419int x;
420EOF
421}
422
423check_ldflags(){
57bd82d4
MR
424 log check_ldflags "$@"
425 check_ld "$@" <<EOF && add_ldflags "$@"
426int main(){
427 return 0;
428}
dcd479c0
MR
429EOF
430}
431
432check_header(){
57bd82d4 433 log check_header "$@"
dcd479c0
MR
434 header=$1
435 shift
d8bc5f06
MR
436 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
437 disable $var
438 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
439#include <$header>
440int x;
441EOF
442}
443
444check_func(){
57bd82d4 445 log check_func "$@"
dcd479c0
MR
446 func=$1
447 shift
d8bc5f06
MR
448 disable $func
449 check_ld "$@" <<EOF && enable $func
dcd479c0
MR
450extern int $func();
451int main(){
452 $func();
453}
454EOF
455}
456
f8d7b072
MR
457check_func2(){
458 log check_func2 "$@"
459 headers=$1
460 func=$2
461 shift 2
462 disable $func
463 incs=""
464 for hdr in $headers; do
465 incs="$incs
466#include <$hdr>"
467 done
468 check_ld "$@" <<EOF && enable $func
469$incs
470int main(){
471 (void) $func;
472 return 0;
473}
474EOF
475}
476
57bd82d4
MR
477check_lib(){
478 log check_lib "$@"
479 header="$1"
480 func="$2"
481 shift 2
fcfcde17
MR
482 temp_extralibs "$@"
483 check_header $header && check_func $func && add_extralibs "$@"
484 err=$?
485 restore_flags
486 return $err
57bd82d4
MR
487}
488
f8d7b072
MR
489check_lib2(){
490 log check_lib2 "$@"
491 headers="$1"
492 func="$2"
493 shift 2
494 temp_extralibs "$@"
495 check_func2 "$headers" $func && add_extralibs "$@"
496 err=$?
497 restore_flags
498 return $err
499}
500
dcd479c0 501check_exec(){
90be59ef 502 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
57bd82d4
MR
503}
504
7dfef245
MR
505check_exec_crash(){
506 code=`cat`
507
508 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
509 # are safe but may not be available everywhere. Thus we use
510 # raise(SIGTERM) instead. The check is run in a subshell so we
511 # can redirect the "Terminated" message from the shell. SIGBUS
512 # is not defined by standard C so it is used conditionally.
513
514 (check_exec "$@") >>$logfile 2>&1 <<EOF
515#include <signal.h>
516static void sighandler(int sig){
517 raise(SIGTERM);
518}
519int main(){
520 signal(SIGILL, sighandler);
521 signal(SIGFPE, sighandler);
522 signal(SIGSEGV, sighandler);
523#ifdef SIGBUS
524 signal(SIGBUS, sighandler);
525#endif
526 { $code }
527}
528EOF
529}
530
57bd82d4
MR
531require(){
532 name="$1"
533 header="$2"
534 func="$3"
535 shift 3
536 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
537}
538
f8d7b072
MR
539require2(){
540 name="$1"
541 headers="$2"
542 func="$3"
543 shift 3
544 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
545}
546
eea50282
MR
547check_foo_config(){
548 cfg=$1
549 pkg=$2
550 header=$3
551 func=$4
552 shift 4
553 disable $cfg
554 check_cmd ${pkg}-config --version
555 err=$?
556 if test "$err" = 0; then
557 temp_cflags `${pkg}-config --cflags`
558 temp_extralibs `${pkg}-config --libs`
559 check_lib "$@" $header $func && enable $cfg
560 fi
561 return $err
562}
563
c505dd31
MR
564apply(){
565 file=$1
566 shift
567 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
568}
569
c88f5d72 570CONFIG_LIST='
c88f5d72
MR
571 audio_beos
572 audio_oss
573 avisynth
574 beos_netserver
575 bktr
af88ae54 576 bsfs
c88f5d72 577 dc1394
af88ae54
DB
578 decoders
579 demuxers
c88f5d72 580 dv1394
af88ae54 581 encoders
c88f5d72
MR
582 ffmpeg
583 ffplay
584 ffserver
585 gpl
ecfc4f44 586 gprof
d8d0d0b2 587 gray
c88f5d72 588 ipv6
7bc5f2a8 589 liba52
f8904fd9 590 liba52bin
f5a756ef
DB
591 libamr
592 libamr_nb
593 libamr_wb
2eed5a46
DB
594 libfaac
595 libfaad
596 libfaadbin
c88f5d72 597 libgsm
6ebe07fb 598 libmp3lame
c88f5d72
MR
599 libnut
600 libogg
150d2772 601 libtheora
c88f5d72 602 libvorbis
1cc60c47
DB
603 libx264
604 libxvid
c88f5d72 605 memalign_hack
c88f5d72 606 mpegaudio_hp
af88ae54 607 muxers
c88f5d72 608 network
af88ae54 609 parsers
2b4c3615 610 powerpc_perf
c88f5d72
MR
611 pp
612 protocols
bd2216e4 613 small
c88f5d72
MR
614 swscaler
615 vhook
afde41b4
MR
616 v4l
617 v4l2
56a059ac 618 x11grab
c88f5d72
MR
619 zlib
620'
621
8eee7025
DB
622THREADS_LIST='
623 beosthreads
8eee7025
DB
624 pthreads
625 w32threads
626'
627
3f5b56e5
MR
628ARCH_LIST='
629 alpha
630 armv4l
631 bfin
632 ia64
633 m68k
634 mips
635 parisc
636 powerpc
637 s390
638 sh4
639 sparc
640 sparc64
641 x86
642 x86_32
643 x86_64
644'
645
646ARCH_EXT_LIST='
1ac9331a 647 altivec
1ac9331a 648 armv5te
edab3048 649 armv6
3f5b56e5
MR
650 iwmmxt
651 mmi
652 mmx
9eeed841 653 ssse3
3f5b56e5
MR
654'
655
656HAVE_LIST="
657 $ARCH_EXT_LIST
658 $THREADS_LIST
659 altivec_h
c9fdab0d 660 arpa_inet_h
c88f5d72 661 byteswap_h
1ac9331a 662 cmov
e16e49ac 663 conio_h
c88f5d72 664 dcbzl
f8aa696f
DB
665 dev_bktr_ioctl_bt848_h
666 dev_bktr_ioctl_meteor_h
667 dev_ic_bt8xx_h
668 dev_video_meteor_ioctl_meteor_h
669 dev_video_bktr_ioctl_bt848_h
18b67ae5 670 dlfcn_h
c88f5d72 671 dlopen
245626d0
DB
672 ebp_available
673 ebx_available
c2a29455 674 fast_64bit
7073e9fc 675 fast_cmov
7b829d2a 676 fast_unaligned
9d99cc5a 677 fork
c88f5d72 678 freetype2
7495c306 679 GetProcessTimes
66be5b45 680 getrusage
c88f5d72 681 imlib2
2e1913b1 682 inet_aton
c88f5d72 683 lrintf
f8aa696f
DB
684 machine_ioctl_bt848_h
685 machine_ioctl_meteor_h
c88f5d72
MR
686 malloc_h
687 memalign
6ffa87d3 688 mkstemp
c88f5d72 689 mlib
9cafbd6c 690 ppc64
c88f5d72
MR
691 sdl
692 sdl_video_size
deb29777 693 soundcard_h
b0c858d8 694 sys_poll_h
deb29777 695 sys_soundcard_h
e16e49ac 696 termios_h
b265431e 697 threads
0cb78cef 698"
44161118 699
520cc7f1 700CMDLINE_SELECT="
3f5b56e5 701 $ARCH_EXT_LIST
520cc7f1 702 $CONFIG_LIST
8eee7025 703 $THREADS_LIST
520cc7f1
MR
704 debug
705 extra_warnings
520cc7f1
MR
706 shared
707 static
708"
709
912f3148
DB
710# code dependency declarations
711
9eeed841
MR
712# architecture extensions
713altivec_deps="powerpc"
714armv5te_deps="armv4l"
715armv6_deps="armv4l"
716iwmmxt_deps="armv4l"
717mmi_deps="mips"
718mmx_deps="x86"
719ssse3_deps="x86"
720
912f3148 721# decoders / encoders
33a0dd37 722dxa_decoder_deps="zlib"
30fd06be 723flashsv_decoder_deps="zlib"
773be23a 724flashsv_encoder_deps="zlib"
4a815a7f 725flv_decoder_deps="h263_decoder"
df495dbd 726h263_decoder_deps="h263_parser mpeg4video_parser"
4a815a7f 727h263i_decoder_deps="h263_decoder"
26b4fe82 728h264_decoder_deps="h264_parser"
30fd06be 729mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
730mpeg4_decoder_deps="h263_decoder"
731msmpeg4v1_decoder_deps="h263_decoder"
732msmpeg4v2_decoder_deps="h263_decoder"
733msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
734png_decoder_deps="zlib"
735png_encoder_deps="zlib"
e2525c6f 736svq3_decoder_deps="h264_parser"
4a815a7f
DB
737vc1_decoder_deps="h263_decoder"
738wmv1_decoder_deps="h263_decoder"
739wmv2_decoder_deps="h263_decoder"
740wmv3_decoder_deps="h263_decoder"
30fd06be
MR
741zmbv_decoder_deps="zlib"
742zmbv_encoder_deps="zlib"
743
912f3148 744# external libraries
30fd06be 745mpeg4aac_decoder_deps="libfaad"
7bc5f2a8 746liba52_decoder_deps="liba52"
f5a756ef
DB
747libamr_nb_decoder_deps="libamr_nb"
748libamr_nb_encoder_deps="libamr_nb"
749libamr_wb_decoder_deps="libamr_wb"
750libamr_wb_encoder_deps="libamr_wb"
c9171a83 751libfaac_encoder_deps="libfaac"
69ddbd1d 752libfaad_decoder_deps="libfaad"
299c77d5
MR
753libgsm_decoder_deps="libgsm"
754libgsm_encoder_deps="libgsm"
8ffed8d8
MR
755libgsm_ms_decoder_deps="libgsm"
756libgsm_ms_encoder_deps="libgsm"
1cc60c47 757libmp3lame_encoder_deps="libmp3lame"
150d2772 758libtheora_encoder_deps="libtheora"
b0caf888
DB
759libvorbis_decoder_deps="libvorbis"
760libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
761libx264_encoder_deps="libx264"
762libxvid_encoder_deps="libxvid"
30fd06be 763
912f3148 764# demuxers / muxers
03a76ba9 765ac3_demuxer_deps="ac3_parser"
30fd06be
MR
766audio_demuxer_deps_any="audio_oss audio_beos"
767audio_muxer_deps_any="audio_oss audio_beos"
768dc1394_demuxer_deps="dc1394"
769dv1394_demuxer_deps="dv1394"
d7c59247
DB
770libnut_demuxer_deps="libnut"
771libnut_muxer_deps="libnut"
4bd8e17c 772mp3_demuxer_deps="mpegaudio_parser"
30fd06be
MR
773ogg_muxer_deps="libogg"
774redir_demuxer_deps="network"
47b515bf 775rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
776rtsp_demuxer_deps="rtp_protocol rtp_muxer"
777sdp_demuxer_deps="rtsp_demuxer"
afde41b4 778v4l2_demuxer_deps="v4l2"
3af6d5cf
DB
779video_grab_bktr_demuxer_deps="bktr"
780video_grab_v4l_demuxer_deps="v4l"
30fd06be
MR
781x11_grab_device_demuxer_deps="x11grab"
782
912f3148 783# protocols
c08fb000
AB
784http_protocol_deps="network"
785rtp_protocol_deps="udp_protocol"
786tcp_protocol_deps="network"
787udp_protocol_deps="network"
788
912f3148 789# programs
fa859b4d 790ffplay_deps="sdl"
c08fb000 791ffserver_deps="muxers rtp_protocol"
a2830dca 792
912f3148 793
0f3cb305 794# set temporary file name
57514323 795if test ! -z "$TMPDIR" ; then
0f3cb305 796 TMPDIR1="${TMPDIR}"
57514323 797elif test ! -z "$TEMPDIR" ; then
0f3cb305 798 TMPDIR1="${TEMPDIR}"
3d204385 799else
0f3cb305 800 TMPDIR1="/tmp"
3d204385
NK
801fi
802
0f3cb305
FB
803TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
804TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 805TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
806TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
807TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
808
de6d9b64 809# default parameters
8a608357 810
720c69da 811logging="yes"
2ba042a7 812logfile="config.err"
8a608357
MR
813
814# installation paths
2266e085 815PREFIX="/usr/local"
c75560ae 816libdir='$(PREFIX)/lib'
84c22efd 817shlibdir="$libdir"
c75560ae
DB
818incdir='$(PREFIX)/include/ffmpeg'
819mandir='$(PREFIX)/man'
820bindir='$(PREFIX)/bin'
8a608357
MR
821
822# toolchain
de6d9b64
FB
823cc="gcc"
824ar="ar"
be7109c1 825ranlib="ranlib"
4a908fbc 826make="make"
0f3cb305 827strip="strip"
8a608357
MR
828asmalign_pot="unknown"
829
830# machine
cc6a90dd 831arch=`uname -m`
38d0a8aa 832cpu="generic"
8a608357 833
8a608357 834# OS
b9663405 835targetos=$(tolower $(uname -s))
8a608357
MR
836
837# non-library system interfaces
8a608357 838audio_oss="yes"
3eac5c63 839bktr="yes"
8aa3ee32 840dv1394="yes"
afde41b4
MR
841v4l2="yes"
842v4l="yes"
8a608357
MR
843
844# libraries
8a608357
MR
845zlib="yes"
846
847# configurable options
cddf3f45 848debug="yes"
65d1bea2 849dostrip="yes"
8a608357
MR
850ffmpeg="yes"
851ffplay="yes"
852ffserver="yes"
8a608357 853ipv6="yes"
5af4e0cc 854static="yes"
1eb2212e 855mpegaudio_hp="yes"
8a608357
MR
856network="yes"
857optimize="yes"
8a608357 858protocols="yes"
8a608357
MR
859vhook="default"
860
8a608357 861# build settings
baa3a937 862SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 863VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 864LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 865FFSERVERLDFLAGS=-Wl,-E
f39e56a8 866LDCONFIG="ldconfig"
f3ec2d46
SG
867LIBPREF="lib"
868LIBSUF=".a"
4bdd05e7 869LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
f3ec2d46
SG
870SLIBPREF="lib"
871SLIBSUF=".so"
4bdd05e7 872SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
b29bddab
DB
873SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
874SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
21d0a823 875LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIB)"'
ef0bc4c9 876
c597172e
MR
877# find source path
878source_path="`dirname \"$0\"`"
879source_path_used="yes"
880if test -z "$source_path" -o "$source_path" = "." ; then
881 source_path="`pwd`"
882 source_path_used="no"
883else
884 source_path="`cd \"$source_path\"; pwd`"
885 echo "$source_path" | grep -q '[[:blank:]]' &&
886 die "Out of tree builds are impossible with whitespace in source path."
887fi
888
889if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
890 show_help
891fi
892
893FFMPEG_CONFIGURATION="$@"
894
facbea95
AJ
895ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
896DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
897PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
898BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
899MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
900DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
901PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 902
cd61e407 903enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
d3ea5692 904enable $ARCH_EXT_LIST
c597172e
MR
905
906die_unknown(){
907 echo "Unknown option \"$1\"."
908 echo "See $0 --help for available options."
909 exit 1
910}
911
794f8e97
PI
912show_list() {
913 for part in $*; do
914 echo $part | sed 's/_[^_]*$//'
915 done | sort
916 exit 0
917}
918
c597172e
MR
919for opt do
920 optval="${opt#*=}"
921 case "$opt" in
922 --log)
923 ;;
924 --log=*) logging="$optval"
925 ;;
926 --prefix=*) PREFIX="$optval"
927 ;;
928 --libdir=*) libdir="$optval"
929 ;;
930 --shlibdir=*) shlibdir="$optval"
931 ;;
932 --incdir=*) incdir="$optval"
933 ;;
934 --mandir=*) mandir="$optval"
935 ;;
936 --source-path=*) source_path="$optval"
937 ;;
938 --cross-prefix=*) cross_prefix="$optval"
939 ;;
940 --cross-compile) cross_compile="yes"
941 ;;
942 --target-os=*) targetos="$optval"
943 ;;
944 --cc=*) cc="$optval"
945 ;;
946 --make=*) make="$optval"
947 ;;
948 --extra-cflags=*) add_cflags "$optval"
949 ;;
950 --extra-ldflags=*) add_ldflags "$optval"
951 ;;
952 --extra-libs=*) add_extralibs "$optval"
953 ;;
954 --build-suffix=*) BUILDSUF="$optval"
955 ;;
956 --arch=*) arch="$optval"
957 ;;
958 --cpu=*) cpu="$optval"
959 ;;
c597172e
MR
960 --disable-opts) optimize="no"
961 ;;
c597172e
MR
962 --enable-sunmlib) mlib="yes"
963 ;;
964 --disable-strip) dostrip="no"
965 ;;
966 --disable-encoders) disable $ENCODER_LIST
967 ;;
968 --disable-decoders) disable $DECODER_LIST
969 ;;
970 --disable-muxers) disable $MUXER_LIST
971 ;;
972 --disable-demuxers) disable $DEMUXER_LIST
973 ;;
974 --disable-parsers) disable $PARSER_LIST
975 ;;
cd61e407
JM
976 --disable-bsfs) disable $BSF_LIST
977 ;;
c08fb000
AB
978 --disable-protocols) disable $PROTOCOL_LIST
979 ;;
c597172e
MR
980 --enable-*=*|--disable-*=*)
981 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
982 case "$thing" in
cd61e407 983 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
c597172e
MR
984 *) die_unknown "$opt" ;;
985 esac
986 ;;
987 --enable-?*|--disable-?*)
988 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
989 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
990 $action $option
991 ;;
794f8e97
PI
992 --list-*)
993 NAME="${opt#--list-}"
994 NAME=$(toupper ${NAME%s})
995 eval show_list \$${NAME}_LIST
996 ;;
c597172e
MR
997 --help) show_help
998 ;;
999 *)
1000 die_unknown $opt
1001 ;;
1002 esac
1003done
1004
270739bb
MR
1005case "$arch" in
1006 i386|i486|i586|i686|i86pc|BePC)
1007 arch="x86_32"
7b829d2a 1008 enable fast_unaligned
270739bb
MR
1009 ;;
1010 x86_64|amd64)
1011 arch="x86_32"
7b829d2a 1012 enable fast_unaligned
270739bb
MR
1013 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1014 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1015 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1016 arch="x86_64"
c2a29455 1017 enable fast_64bit
270739bb
MR
1018 fi
1019 fi
1020 ;;
1021 # armv4l is a subset of armv[567]*l
1022 arm|armv[4567]*l)
1023 arch="armv4l"
1024 ;;
1025 alpha)
1026 arch="alpha"
c2a29455 1027 enable fast_64bit
270739bb 1028 ;;
c2a29455 1029 "Power Macintosh"|ppc|powerpc)
270739bb
MR
1030 arch="powerpc"
1031 ;;
c2a29455
AJ
1032 ppc64)
1033 arch="powerpc"
1034 enable fast_64bit
1035 ;;
270739bb
MR
1036 mips|mipsel|IP*)
1037 arch="mips"
1038 ;;
1039 sun4u|sparc64)
1040 arch="sparc64"
c2a29455 1041 enable fast_64bit
270739bb
MR
1042 ;;
1043 sparc)
1044 arch="sparc"
1045 ;;
1046 sh4)
1047 arch="sh4"
1048 ;;
c2a29455
AJ
1049 parisc)
1050 arch="parisc"
1051 ;;
1052 parisc64)
270739bb 1053 arch="parisc"
c2a29455 1054 enable fast_64bit
270739bb
MR
1055 ;;
1056 s390|s390x)
1057 arch="s390"
1058 ;;
1059 m68k)
1060 arch="m68k"
1061 ;;
1062 ia64)
1063 arch="ia64"
c2a29455 1064 enable fast_64bit
270739bb
MR
1065 ;;
1066 bfin)
1067 arch="bfin"
1068 ;;
1069 *)
1070 arch="unknown"
1071 ;;
1072esac
1073
9eeed841
MR
1074enable $arch
1075enabled_any x86_32 x86_64 && enable x86
1076enabled sparc64 && enable sparc
1077
ef0bc4c9 1078# OS specific
c597172e 1079osextralibs="-lm"
ced75d92 1080case $targetos in
4a5444db 1081 beos|haiku|zeta)
74cec57d 1082 PREFIX="$HOME/config"
d474299a
MR
1083 # helps building libavcodec
1084 add_cflags "-DPIC -fomit-frame-pointer"
1085 # 3 gcc releases known for BeOS, each with ugly bugs
1086 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1087 case "$gcc_version" in
1088 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1089 mmx="no"
1090 ;;
1091 *20010315*) echo "BeBits gcc"
1092 add_cflags "-fno-expensive-optimizations"
1093 ;;
1094 esac
74cec57d 1095 LDCONFIG="echo ignoring ldconfig"
d474299a
MR
1096 SHFLAGS=-nostart
1097 # disable Linux things
d474299a
MR
1098 dv1394="no"
1099 # enable BeOS things
c597172e 1100 disabled audio_beos || enable_audio_beos
d474299a
MR
1101 # no need for libm, but the inet stuff
1102 # Check for BONE
74cec57d 1103 # XXX: actually should check for NOT net_server
d474299a 1104 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
c597172e 1105 osextralibs="-lbind -lsocket"
d474299a
MR
1106 else
1107 beos_netserver="yes"
c597172e 1108 osextralibs="-lnet"
d474299a 1109 fi ;;
4a5444db 1110 sunos)
d474299a 1111 dv1394="no"
d474299a
MR
1112 FFSERVERLDFLAGS=""
1113 SHFLAGS="-shared -Wl,-h,\$@"
1114 add_extralibs "-lsocket -lnsl"
1115 ;;
4a5444db 1116 netbsd)
d474299a 1117 dv1394="no"
d474299a
MR
1118 add_extralibs "-lossaudio"
1119 ;;
4a5444db 1120 openbsd)
d474299a
MR
1121 dv1394="no"
1122 need_memalign="no"
d474299a 1123 LIBOBJFLAGS="\$(PIC)"
21d0a823 1124 LDCONFIG="ldconfig -m \$(SHLIBDIR)"
d474299a
MR
1125 SHFLAGS='-shared'
1126 SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
1127 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1128 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1129 add_extralibs "-lossaudio"
1130 ;;
4a5444db 1131 freebsd)
d474299a 1132 dv1394="no"
d474299a
MR
1133 need_memalign="no"
1134 add_cflags "-pthread"
1135 ;;
4a5444db 1136 gnu/kfreebsd)
d474299a
MR
1137 dv1394="no"
1138 add_cflags "-pthread"
1139 ;;
4a5444db 1140 bsd/os)
d474299a 1141 dv1394="no"
c597172e 1142 osextralibs="-lpoll -lgnugetopt -lm"
d474299a
MR
1143 strip="strip -d"
1144 ;;
4a5444db 1145 darwin)
d474299a
MR
1146 dv1394="no"
1147 need_memalign="no"
21d0a823
DB
1148 SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(SHLIBDIR)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
1149 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
c597172e 1150 osextralibs=""
d474299a
MR
1151 strip="strip -x"
1152 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1153 SLIBSUF=".dylib"
1154 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
1155 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
1156 FFSERVERLDFLAGS=-Wl,-bind_at_load
1157 ;;
4a5444db 1158 mingw32*)
91c5172d 1159 targetos=mingw32
5880d5b5 1160 shlibdir="$bindir"
4ec9ec81 1161 dv1394="no"
1bdf0fe7
RP
1162 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
1163 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
4ec9ec81
MR
1164 ffserver="no"
1165 network="no"
4ec9ec81
MR
1166 SLIBPREF=""
1167 SLIBSUF=".dll"
1168 EXESUF=".exe"
1169 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1170 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
1171 SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
21d0a823 1172 SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(SHLIBDIR)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
d205abe9 1173 SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base"
124bed6f 1174 enabled network && add_extralibs -lws2_32
d474299a 1175 ;;
4a5444db 1176 cygwin*)
ced75d92 1177 targetos=cygwin
d474299a 1178 shlibdir="$bindir"
d474299a 1179 dv1394="no"
41d5a86a
VP
1180 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1181 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1182 if enabled swscaler; then
1183 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1184 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1185 fi
c597172e 1186 osextralibs=""
d474299a
MR
1187 EXESUF=".exe"
1188 SLIBPREF="cyg"
1189 SLIBSUF=".dll"
1190 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1191 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
d205abe9 1192 SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a -Wl,--enable-auto-image-base'
d474299a 1193 ;;
4a5444db 1194 linux)
d474299a
MR
1195 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
1196 ;;
4a5444db 1197 irix*)
ced75d92 1198 targetos=irix
d474299a 1199 ranlib="echo ignoring ranlib"
d474299a 1200 ;;
d474299a
MR
1201 *)
1202 targetos="${targetos}-UNKNOWN"
1203 ;;
ef0bc4c9 1204esac
de6d9b64 1205
c597172e 1206add_extralibs $osextralibs
de6d9b64 1207
e3c00e34 1208if ! disabled logging ; then
90be59ef 1209 enabled logging || logfile="$logging"
57bd82d4
MR
1210 echo "# $0 $@" >$logfile
1211 set >>$logfile
2ba042a7
MR
1212else
1213 logfile=/dev/null
57bd82d4 1214fi
e89b8b0a 1215
28d8e661
DB
1216# Combine FFLDFLAGS and the LDFLAGS environment variable.
1217LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1218
fac252f9 1219test -n "$cross_prefix" && cross_compile=yes
1ea46bed
MR
1220cc="${cross_prefix}${cc}"
1221ar="${cross_prefix}${ar}"
1222ranlib="${cross_prefix}${ranlib}"
1223strip="${cross_prefix}${strip}"
1224
320d060a 1225# we need to build at least one lib type
5af4e0cc 1226if disabled_all static shared; then
320d060a
DB
1227 cat <<EOF
1228At least one library type must be built.
1229Specify --enable-static to build the static libraries or --enable-shared to
1230build the shared libraries as well. To only build the shared libraries specify
1231--disable-static in addition to --enable-shared.
1232EOF
1233 exit 1;
1234fi
1235
ddf50e4c
RP
1236if disabled libogg; then
1237 enabled libtheora && die "libogg must be enabled to enable libtheora."
1238 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
5c5dea3f
NB
1239fi
1240
a2234ceb
RP
1241if enabled_any libfaad libfaadbin ; then
1242 if check_header faad.h; then
1243 check_cc << EOF
1244#include <faad.h>
1245#ifndef FAAD2_VERSION
1246ok faad1
1247#endif
1248int main( void ) { return 0; }
1249EOF
1250 test $? = 0 && enable libfaad2
1251 else
ff3dac65 1252 die "FAAD test failed."
a2234ceb
RP
1253 fi
1254fi
1255
1256
47f9cc15 1257if disabled gpl ; then
54118497
RP
1258 die_gpl_disabled(){
1259 name=$1
1260 shift
1261 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1262 }
1263 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1264 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1265 die_gpl_disabled "libx264" libx264
1266 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1267 die_gpl_disabled "FAAD2" libfaad2
1268 die_gpl_disabled "The X11 grabber" x11grab
1269 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1270fi
b2e3c528 1271
9eeed841 1272check_deps $ARCH_EXT_LIST
0f3cb305 1273
5d323602
MR
1274test -z "$need_memalign" && need_memalign="$mmx"
1275
cf9d24ad 1276#Darwin CC versions
75388c74 1277needmdynamicnopic="no"
ced75d92 1278if test $targetos = darwin; then
b2924696 1279 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1280 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1281 else
26c1b3be
DB
1282 add_cflags "-no-cpp-precomp -pipe"
1283 check_cflags "-force_cpusubtype_ALL"
1284 check_cflags "-Wno-sign-compare"
1285 disabled shared && needmdynamicnopic="yes"
cf9d24ad 1286 fi
2a1a6b64 1287fi
074a9d2b 1288enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
2a1a6b64 1289
703afd07 1290disabled optimize || add_cflags -fomit-frame-pointer
cf9d24ad 1291
a4adb608 1292# Add processor-specific flags
38d0a8aa 1293if test $cpu != "generic"; then
bc8ec47b
MR
1294 warn_altivec(){
1295 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1296 }
38d0a8aa 1297 case $cpu in
bb270c08 1298 601|ppc601|PowerPC601)
1c5d830c 1299 add_cflags "-mcpu=601"
bc8ec47b 1300 warn_altivec enabled PPC601
bb270c08
DB
1301 ;;
1302 603*|ppc603*|PowerPC603*)
1c5d830c 1303 add_cflags "-mcpu=603"
bc8ec47b 1304 warn_altivec enabled PPC603
bb270c08
DB
1305 ;;
1306 604*|ppc604*|PowerPC604*)
1c5d830c 1307 add_cflags "-mcpu=604"
bc8ec47b 1308 warn_altivec enabled PPC604
bb270c08
DB
1309 ;;
1310 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1311 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1312 warn_altivec enabled PPC75x
bb270c08
DB
1313 ;;
1314 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1315 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1316 warn_altivec disabled PPC745x
bb270c08
DB
1317 ;;
1318 74*|ppc74*|PowerPC74*)
1c5d830c 1319 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1320 warn_altivec disabled PPC74xx
bb270c08
DB
1321 ;;
1322 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1323 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1324 warn_altivec disabled PPC970
9cafbd6c 1325 enable ppc64
bb270c08 1326 ;;
e07e357d
LB
1327 Cell|CELL|cell)
1328 add_cflags "-mcpu=cell"
1329 warn_altivec disabled Cell
9cafbd6c 1330 enable ppc64
e07e357d 1331 ;;
e7768fc5
GP
1332 # targets that do NOT support conditional mov (cmov)
1333 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1334 add_cflags "-march=$cpu"
e7768fc5
GP
1335 cmov="no"
1336 ;;
1337 # targets that do support conditional mov (cmov)
416519dd 1338 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1339 add_cflags "-march=$cpu"
4c8d81fa 1340 cmov="yes"
7073e9fc 1341 fast_cmov="yes"
94e4c3a3
GP
1342 ;;
1343 # targets that do support conditional mov but on which it's slow
1344 pentium4|prescott|nocona)
1345 add_cflags "-march=$cpu"
1346 cmov="yes"
7073e9fc 1347 fast_cmov="no"
bb270c08 1348 ;;
d7b34d08 1349 sparc64)
1c5d830c 1350 add_cflags "-mcpu=v9"
d7b34d08 1351 ;;
8684704b
MH
1352 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1353 add_cflags "-mfdpic"
846dffeb 1354 add_ldflags "-mfdpic"
8684704b 1355 ;;
bb270c08 1356 *)
38d0a8aa 1357 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1358 ;;
a4adb608
MN
1359 esac
1360fi
1361
412c1562
MR
1362gnu_make(){
1363 $1 --version 2>&1 | grep -q GNU
1364}
1365
1366if ! gnu_make $make; then
1367 gnu_make gmake && make=gmake || die "GNU make not found."
1368fi
1369
be0d52ab
MR
1370# make sure we can execute files in $TMPDIR
1371cat >$TMPE 2>>$logfile <<EOF
1372#! /bin/sh
1373EOF
1374chmod +x $TMPE >>$logfile 2>&1
1375if ! $TMPE >>$logfile 2>&1; then
1376 cat <<EOF
1377Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1378variable to another directory and make sure that $TMPDIR1 is not mounted
1379noexec.
be0d52ab
MR
1380EOF
1381 die "Sanity test failed."
1382fi
0244f743 1383rm $TMPE
be0d52ab 1384
1a268acc
MR
1385# compiler sanity check
1386check_exec <<EOF
1387int main(){
1388 return 0;
1389}
1390EOF
1391if test "$?" != 0; then
1392 echo "$cc is unable to create an executable file."
d6ceace3 1393 if test -z "$cross_prefix" && disabled cross_compile ; then
1a268acc 1394 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1395 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1396 fi
1397 die "C compiler test failed."
1398fi
1399
9eeed841 1400if enabled x86; then
44965991
PI
1401 # check whether EBP is available on x86
1402 # As 'i' is stored on the stack, this program will crash
1403 # if the base pointer is used to access it because the
1404 # base pointer is cleared in the inline assembly code.
7dfef245 1405 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1406 volatile int i=0;
1407 asm volatile (
1408 "xorl %%ebp, %%ebp"
1409 ::: "%ebp");
1410 return i;
44965991
PI
1411EOF
1412
1413 # check wether EBX is available on x86
1414 check_cc <<EOF && enable ebx_available
1415int main(){
1416 asm volatile ("":::"%ebx");
1417}
1418EOF
8e380710
LM
1419
1420 # check whether binutils is new enough to compile SSSE3
9eeed841 1421 enabled ssse3 && check_cc <<EOF || disable ssse3
8e380710
LM
1422int main(){
1423 asm volatile ("pabsw %xmm0, %xmm0");
1424}
1425EOF
44965991
PI
1426fi
1427
87ea51e0
LB
1428# check for assembler specific support
1429
cc6a90dd 1430if test $arch = "powerpc"; then
87ea51e0
LB
1431check_cc <<EOF && dcbzl=yes
1432int main(void) {
1433 register long zero = 0;
1434 char data[1024];
1435 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1436return 0;
1437}
1438EOF
1439fi
1440
57bd82d4
MR
1441# check for SIMD availability
1442
115329f1 1443# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1444if enabled altivec; then
0182fee8
MR
1445 if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
1446 add_cflags "-faltivec"
1447 else
1448 add_cflags "-maltivec -mabi=altivec"
1449 fi
b6e52719 1450
0182fee8 1451 check_header altivec.h
a9a07762 1452
0182fee8 1453 # check if our compiler supports Motorola AltiVec C API
90be59ef 1454 if enabled altivec_h; then
f25fc9b1
MR
1455 inc_altivec_h="#include <altivec.h>"
1456 else
1457 inc_altivec_h=
1458 fi
1459 check_cc <<EOF || altivec=no
dcd479c0 1460$inc_altivec_h
a9a07762
MN
1461int main(void) {
1462 vector signed int v1, v2, v3;
1463 v1 = vec_add(v2,v3);
1464 return 0;
1465}
1466EOF
1467fi
ab6c65f6 1468
854fdb51 1469# check armv5te instructions support
9eeed841 1470enabled armv5te && check_cc <<EOF || disable armv5te
0182fee8
MR
1471int main(void) {
1472 __asm__ __volatile__ ("qadd r0, r0, r0");
1473}
854fdb51 1474EOF
854fdb51 1475
9eeed841 1476enabled armv6 && check_cc <<EOF || disable armv6
edab3048
MR
1477int main(void) {
1478 __asm__ __volatile__ ("sadd16 r0, r0, r0");
1479}
1480EOF
edab3048 1481
854fdb51 1482# check iwmmxt support
9eeed841 1483enabled iwmmxt && check_cc <<EOF || disable iwmmxt
0182fee8
MR
1484int main(void) {
1485 __asm__ __volatile__ ("wunpckelub wr6, wr4");
1486}
854fdb51 1487EOF
d46aba26 1488
29799f8b 1489# check if our compiler supports mmi
57bd82d4 1490enabled mmi && check_cc <<EOF || mmi="no"
d46aba26
LS
1491int main(void) {
1492 __asm__ ("lq \$2, 0(\$2)");
1493 return 0;
1494}
1495EOF
57bd82d4 1496
57bd82d4
MR
1497# ---
1498# big/little-endian test
37970ebf 1499if disabled cross_compile; then
57bd82d4 1500 check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
a3999908
MN
1501#include <inttypes.h>
1502int main(int argc, char ** argv){
bb270c08
DB
1503 volatile uint32_t i=0x01234567;
1504 return (*((uint8_t*)(&i))) == 0x67;
a3999908
MN
1505}
1506EOF
487a54d7 1507else
f25fc9b1 1508 # programs cannot be launched if cross compiling, so make a static guess
cc6a90dd 1509 if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
f25fc9b1
MR
1510 bigendian="yes"
1511 fi
487a54d7
FB
1512fi
1513
a3999908 1514# ---
3d204385
NK
1515# check availability of some header files
1516
0701ca7f
MR
1517check_header malloc.h
1518check_func memalign
3d204385 1519
797ee6a6 1520if disabled_all memalign memalign_hack && enabled need_memalign ; then
57bd82d4 1521 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
8bf5d58f
MN
1522fi
1523
0701ca7f 1524check_header byteswap.h
47d23bbf 1525
6ffa87d3
RP
1526check_func mkstemp
1527
e16e49ac
RP
1528check_header termios.h
1529check_header conio.h
1530
c9fdab0d
FR
1531check_header arpa/inet.h
1532
0701ca7f 1533check_func inet_aton
57bd82d4 1534enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
57bd82d4 1535
b0c858d8
FR
1536# ffserver uses poll(),
1537# if it's not found we can emulate it using select().
1538if enabled ffserver; then
1539 check_header sys/poll.h
1540fi
1541
57bd82d4
MR
1542# check for some common methods of building with pthread support
1543# do this before the optional library checks as some of them require pthreads
1544if enabled pthreads; then
9e7fd101
MR
1545 if check_func pthread_create; then
1546 :
1547 elif check_func pthread_create -pthread; then
1548 add_cflags -pthread
1549 add_ldflags -pthread
1550 elif check_func pthread_create -pthreads; then
1551 add_cflags -pthreads
1552 add_ldflags -pthreads
1553 elif ! check_lib pthread.h pthread_create -lpthread; then
1554 die "ERROR: can't find pthreads library"
1555 fi
57bd82d4
MR
1556fi
1557
8eee7025 1558for thread in $THREADS_LIST; do
e5f94c2b 1559 if enabled $thread; then
aa45201d 1560 if test -n "$thread_type"; then
e5f94c2b
RP
1561 die "ERROR: Only one thread type must be selected."
1562 else
1563 thread_type="$thread"
1564 fi
1565 fi
1566done
1567
f32adb22
MR
1568# test for lrintf in math.h
1569check_exec <<EOF && lrintf=yes || lrintf=no
1570#define _ISOC9X_SOURCE 1
1571#include <math.h>
1572int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1573EOF
1574
f5a756ef 1575enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1576
57bd82d4 1577# these are off by default, so fail if requested and not available
7bc5f2a8 1578enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
f5a756ef
DB
1579enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1580enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
910c62e1 1581enabled libgsm && require libgsm gsm.h gsm_create -lgsm
6ebe07fb 1582enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
910c62e1
DB
1583enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1584enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1585enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
1586enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1cc60c47
DB
1587enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1588enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
910c62e1
DB
1589enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
1590enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
f8d7b072
MR
1591enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1592enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
1593enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
8ac17293 1594
c13e1abd
FH
1595_restrict=
1596for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1597 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1598void foo(char * $restrict_keyword p);
1599EOF
c13e1abd
FH
1600done
1601
a8721c09
FB
1602# dlopen/dlfcn.h probing
1603
0701ca7f 1604check_header dlfcn.h
a8721c09 1605
dcd479c0 1606if check_func dlopen; then
dcd479c0 1607 ldl=
0701ca7f
MR
1608elif check_func dlopen -ldl; then
1609 ldl=-ldl
a8721c09
FB
1610fi
1611
66be5b45 1612check_func getrusage
7495c306 1613check_func2 windows.h GetProcessTimes
66be5b45 1614
4f3da985
RP
1615check_func fork
1616
703afd07 1617test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1618
81a409c8 1619enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
bfd2edeb 1620
b0268cc0 1621if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
fbb9d104
VP
1622 vhook="no"
1623 echo
b0268cc0 1624 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1625 echo "Patches welcome."
1626 echo
1627fi
1628
8d923001
MR
1629if enabled vhook; then
1630 check_ldflags -rdynamic
1631 check_ldflags -export-dynamic
1632fi
bfd2edeb 1633
703afd07 1634enabled audio_beos && add_extralibs "-lmedia -lbe"
9464f2b8 1635
eea50282
MR
1636check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1637check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1638
a86b921c 1639##########################################
29799f8b 1640# SDL check
a86b921c 1641
a86b921c
FB
1642sdl_too_old=no
1643sdl=no
6a1a892f 1644SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1645if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1646 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1647 temp_cflags $sdl_cflags
dcd479c0 1648 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1649 if check_lib SDL.h SDL_Init; then
dcd479c0 1650 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1651 if test "$_sdlversion" -lt 121 ; then
dcd479c0
MR
1652 sdl_too_old=yes
1653 else
1654 sdl=yes
225e21ef 1655 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1656#include <SDL.h>
1657int main(void){
1658 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1659 int w = vi->current_w;
1660 return 0;
1661}
1662EOF
dcd479c0
MR
1663 fi
1664 fi
29f3b38a 1665 restore_flags
c3f6b472 1666fi
57bd82d4 1667
d5697779 1668texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1669
7a91333f 1670##########################################
29799f8b 1671# IPv6 check
7a91333f 1672
0c7bb0e5 1673enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
7a91333f
HZ
1674#include <sys/types.h>
1675#include <sys/socket.h>
1676#include <netinet/in.h>
1677#include <netdb.h>
1678int main( void ) {
1679 struct sockaddr_storage saddr;
1680 struct ipv6_mreq mreq6;
1681 getaddrinfo(0,0,0,0);
1682 getnameinfo(0,0,0,0,0,0,0);
12fe88b4 1683 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1684}
1685EOF
1686
afde41b4
MR
1687enabled v4l && check_header linux/videodev.h || disable v4l
1688enabled v4l2 && check_header linux/videodev2.h || disable v4l2
47f38850 1689
f8aa696f
DB
1690# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1691if enabled bktr; then
3eac5c63
MR
1692 { check_header dev/bktr/ioctl_meteor.h &&
1693 check_header dev/bktr/ioctl_bt848.h; } ||
1694 { check_header machine/ioctl_meteor.h &&
1695 check_header machine/ioctl_bt848.h; } ||
1696 { check_header dev/video/meteor/ioctl_meteor.h &&
1697 check_header dev/video/bktr/ioctl_bt848.h; } ||
1698 check_header dev/ic/bt8xx.h ||
1699 disable bktr
f8aa696f
DB
1700fi
1701
deb29777
MR
1702enabled audio_oss &&
1703 check_header sys/soundcard.h ||
1704 check_header soundcard.h ||
1705 disable audio_oss
1706
f58f4ce1 1707# Deal with the x11 frame grabber
56a059ac 1708enabled x11grab &&
f58f4ce1
GP
1709enabled gpl &&
1710enabled x11_grab_device_demuxer &&
1711check_header X11/Xlib.h &&
1712check_header X11/extensions/XShm.h &&
1713check_func XOpenDisplay -lX11 &&
1714check_func XShmCreateImage -lX11 -lXext &&
1715add_extralibs -lX11 -lXext ||
1716disable x11_grab_device_demuxer
1717
57bd82d4
MR
1718enabled debug && add_cflags -g
1719
1720# add some useful compiler flags if supported
1721check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1722check_cflags -Wall
1723check_cflags -Wno-switch
c07bd6a9
MN
1724check_cflags -Wdisabled-optimization
1725check_cflags -Wpointer-arith
1726check_cflags -Wredundant-decls
cc1fb623 1727check_cflags -Wno-pointer-sign
5af4e0cc 1728enabled extra_warnings && check_cflags -Winline
cf9d24ad 1729
57bd82d4 1730# add some linker flags
5c0e9479 1731check_ldflags -Wl,--warn-common
e240ee67 1732check_ldflags $LDLATEFLAGS
94a3401e 1733
bd2216e4
MR
1734if enabled small; then
1735 check_cflags -Os # not all compilers support -Os
1736 optimize="small"
1737elif enabled optimize; then
b2924696 1738 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1739 add_cflags "-O5"
1740 add_ldflags "-O5"
cf9d24ad 1741 else
30a3e5d4 1742 add_cflags "-O3"
cf9d24ad 1743 fi
cddf3f45
GM
1744fi
1745
80581e98 1746# PIC flags for shared library objects where they are needed
5af4e0cc 1747if enabled shared; then
f25fc9b1
MR
1748 # LIBOBJFLAGS may have already been set in the OS configuration
1749 if test -z "$LIBOBJFLAGS" ; then
cc6a90dd 1750 case "$arch" in
f824ba7b 1751 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
813457e5 1752 esac
80581e98 1753 fi
80581e98
MN
1754fi
1755
90be59ef 1756if enabled gprof; then
30a3e5d4
NP
1757 add_cflags "-p"
1758 add_ldflags "-p"
1db54e20
DB
1759fi
1760
3b26ee47 1761VHOOKCFLAGS="-fPIC"
18451f7d 1762
4454dc1b
JD
1763# find if .align arg is power-of-two or not
1764if test $asmalign_pot = "unknown"; then
1765 asmalign_pot="no"
1766 echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
1767fi
1768
660db1d6
DB
1769enabled_any $ENCODER_LIST && enable encoders
1770enabled_any $DECODER_LIST && enable decoders
1771enabled_any $MUXER_LIST && enable muxers
1772enabled_any $DEMUXER_LIST && enable demuxers
c08fb000 1773enabled_any $PROTOCOL_LIST && enable protocols
cd61e407 1774enabled_any $BSF_LIST && enable bsfs
f70f03f6 1775
660db1d6 1776enabled_any $THREADS_LIST && enable threads
f70f03f6
MR
1777
1778check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
cd61e407 1779 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
f70f03f6 1780
fb2ce7d9
MR
1781enabled libogg && append pkg_requires "ogg >= 1.1"
1782enabled libtheora && append pkg_requires "theora"
1783enabled libvorbis && append pkg_requires "vorbis vorbisenc"
1784enabled dc1394 && append pkg_requires "libraw1394"
1785
f36958f8
DB
1786echo "install prefix $PREFIX"
1787echo "source path $source_path"
1788echo "C compiler $cc"
1789echo "make $make"
bfd5afd8 1790echo ".align is power-of-two $asmalign_pot"
f36958f8 1791echo "ARCH $arch ($cpu)"
eb94aca9 1792if test "$BUILDSUF" != ""; then
f36958f8 1793 echo "build suffix $BUILDSUF"
eb94aca9 1794fi
0db2ce77 1795echo "big-endian ${bigendian-no}"
419b8784 1796if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1797 echo "MMX enabled ${mmx-no}"
1798 echo "CMOV enabled ${cmov-no}"
1799 echo "CMOV is fast ${fast_cmov-no}"
e41e8342 1800fi
cc6a90dd 1801if test $arch = "armv4l"; then
0db2ce77
MR
1802 echo "ARMv5TE enabled ${armv5te-no}"
1803 echo "ARMv6 enabled ${armv6-no}"
1804 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1805fi
cc6a90dd 1806if test $arch = "mips"; then
0db2ce77 1807 echo "MMI enabled ${mmi-no}"
e41e8342 1808fi
cc6a90dd 1809if test $arch = "powerpc"; then
0db2ce77
MR
1810 echo "AltiVec enabled ${altivec-no}"
1811 echo "dcbzl available ${dcbzl-no}"
e41e8342 1812fi
0db2ce77
MR
1813echo "gprof enabled ${gprof-no}"
1814echo "debug symbols ${debug-no}"
1815echo "strip symbols ${dostrip-no}"
1816echo "optimize ${optimize-no}"
1817echo "static ${static-no}"
1818echo "shared ${shared-no}"
1819echo "postprocessing support ${pp-no}"
1820echo "software scaler enabled ${swscaler-no}"
1821echo "video hooking ${vhook-no}"
90be59ef 1822if enabled vhook; then
0db2ce77
MR
1823 echo "Imlib2 support ${imlib2-no}"
1824 echo "FreeType support ${freetype2-no}"
68892110 1825fi
0db2ce77 1826echo "network support ${network-no}"
90be59ef 1827if enabled network; then
0db2ce77 1828 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1829fi
0db2ce77
MR
1830echo "threading support ${thread_type-no}"
1831echo "SDL support ${sdl-no}"
90be59ef 1832if enabled sdl_too_old; then
bfd5afd8
DB
1833 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1834fi
0db2ce77
MR
1835echo "Sun medialib support ${mlib-no}"
1836echo "AVISynth enabled ${avisynth-no}"
1837echo "liba52 support ${liba52-no}"
1838echo "liba52 dlopened ${liba52bin-no}"
1839echo "libamr-nb support ${libamr_nb-no}"
1840echo "libamr-wb support ${libamr_wb-no}"
1841echo "libfaac enabled ${libfaac-no}"
1842echo "libfaad enabled ${libfaad-no}"
7e0871a7 1843echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1844echo "libgsm enabled ${libgsm-no}"
1845echo "libmp3lame enabled ${libmp3lame-no}"
1846echo "libnut enabled ${libnut-no}"
1847echo "libogg enabled ${libogg-no}"
1848echo "libtheora enabled ${libtheora-no}"
1849echo "libvorbis enabled ${libvorbis-no}"
1850echo "x264 enabled ${libx264-no}"
1851echo "XviD enabled ${libxvid-no}"
1852echo "zlib enabled ${zlib-no}"
37970ebf 1853if disabled gpl; then
f25fc9b1 1854 echo "License: LGPL"
b2e3c528 1855else
f25fc9b1 1856 echo "License: GPL"
b2e3c528 1857fi
de6d9b64 1858
29799f8b 1859echo "Creating config.mak and config.h..."
de6d9b64 1860
29799f8b
DB
1861echo "# Automatically generated by configure - do not modify!" > config.mak
1862echo "/* Automatically generated by configure - do not modify! */" > $TMPH
0fd12426 1863echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1864
2266e085 1865echo "PREFIX=$PREFIX" >> config.mak
c75560ae 1866echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1867echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1868echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1869echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1870echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1871echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1872echo "MAKE=$make" >> config.mak
980fc7b8
FB
1873echo "CC=$cc" >> config.mak
1874echo "AR=$ar" >> config.mak
be7109c1 1875echo "RANLIB=$ranlib" >> config.mak
90be59ef 1876if enabled dostrip; then
f25fc9b1 1877 echo "STRIP=$strip" >> config.mak
65d1bea2 1878else
f25fc9b1 1879 echo "STRIP=echo ignoring strip" >> config.mak
65d1bea2 1880fi
75388c74 1881
a9b3f630 1882echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1883echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1884echo "LDFLAGS=$LDFLAGS" >> config.mak
f39e56a8 1885echo "LDCONFIG=$LDCONFIG" >> config.mak
c536cb09 1886echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1887echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1888echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1889echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1890echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1891echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1892echo "BUILDSUF=$BUILDSUF" >> config.mak
f3ec2d46 1893echo "LIBPREF=$LIBPREF" >> config.mak
eb94aca9 1894echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
5af4e0cc 1895if enabled static; then
320d060a 1896 echo "LIB=$LIB" >> config.mak
1a44a8b6
AS
1897else # Some Make complain if this variable does not exist.
1898 echo "LIB=" >> config.mak
320d060a 1899fi
f3ec2d46 1900echo "SLIBPREF=$SLIBPREF" >> config.mak
eb94aca9
CY
1901echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
1902echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
4dc62701 1903
90be59ef 1904if enabled bigendian; then
0f3cb305
FB
1905 echo "WORDS_BIGENDIAN=yes" >> config.mak
1906 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1907fi
90be59ef 1908if enabled mmx; then
e82c5a8c 1909 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1910fi
44161118 1911
90be59ef 1912if enabled sdl; then
6a1a892f
FD
1913 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1914 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1915fi
90be59ef 1916if enabled texi2html; then
146ea952
NB
1917 echo "BUILD_DOC=yes" >> config.mak
1918fi
5a872801 1919
790c9ca7 1920sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1921pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1922lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1923lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1924lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1925
1926
1927
5af4e0cc 1928if enabled shared; then
0319c531 1929 echo "BUILD_SHARED=yes" >> config.mak
97006039 1930 echo "PIC=-fPIC -DPIC" >> config.mak
7e303556
DB
1931 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1932 echo "SPPVERSION=$pp_version" >> config.mak
39503a27 1933 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
5a872801 1934 echo "LAVCVERSION=$lavc_version" >> config.mak
39503a27 1935 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
5a872801 1936 echo "LAVFVERSION=$lavf_version" >> config.mak
39503a27 1937 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
5a872801 1938 echo "LAVUVERSION=$lavu_version" >> config.mak
790c9ca7
LA
1939 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1940 echo "SWSVERSION=$sws_version" >> config.mak
4bdd05e7 1941 echo "SLIBNAME=${SLIBNAME}" >> config.mak
f3b60109
DB
1942 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1943 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
5cb854e1 1944 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
8fbec4f4 1945 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
0319c531 1946fi
d7e27559 1947echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 1948echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 1949
3d907e22
MR
1950print_config ARCH_ $TMPH config.mak $ARCH_LIST
1951print_config HAVE_ $TMPH config.mak $HAVE_LIST
1952print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1953 $DECODER_LIST \
1954 $ENCODER_LIST \
1955 $PARSER_LIST \
1956 $BSF_LIST \
1957 $DEMUXER_LIST \
1958 $MUXER_LIST \
1959 $PROTOCOL_LIST \
8ac17293 1960
ced75d92 1961if test "$targetos" = darwin; then
90cee0c3 1962 echo "#define CONFIG_DARWIN 1" >> $TMPH
90cee0c3
MN
1963fi
1964
c13e1abd
FH
1965echo "#define restrict $_restrict" >> $TMPH
1966
bd2216e4 1967if enabled small; then
bb801c97
MN
1968 echo "#define always_inline" >> $TMPH
1969fi
1970
997baf01
MR
1971echo "SRC_PATH=\"$source_path\"" >> config.mak
1972echo "SRC_PATH_BARE=$source_path" >> config.mak
1973echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 1974
8156056e 1975# Apparently it's not possible to portably echo a backslash.
90be59ef 1976if enabled asmalign_pot; then
8156056e 1977 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 1978else
8156056e 1979 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b
JD
1980fi
1981
bc634f6f 1982
9cb2cf10 1983# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
c683a5d1 1984if ! cmp -s $TMPH config.h; then
9cb2cf10
DB
1985 mv -f $TMPH config.h
1986else
1987 echo "config.h is unchanged"
1988fi
3d204385 1989
f3ec2d46 1990rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 1991
165af439 1992# build tree in object directory if source path is different from current one
90be59ef 1993if enabled source_path_used; then
165af439
MR
1994 DIRS="\
1995 doc \
1996 libavformat \
1997 libavcodec \
1998 libavcodec/alpha \
1999 libavcodec/armv4l \
2000 libavcodec/bfin \
2001 libavcodec/i386 \
2002 libavcodec/sparc \
2003 libavcodec/mlib \
2004 libavcodec/ppc \
165af439
MR
2005 libpostproc \
2006 libavutil \
2007 libswscale \
2008 tests \
c07ed8c8 2009 tools \
165af439
MR
2010 vhook \
2011 "
2012 FILES="\
2013 Makefile \
2014 common.mak \
2015 libavformat/Makefile \
2016 libavcodec/Makefile \
2017 libpostproc/Makefile \
2018 libavutil/Makefile \
2019 libswscale/Makefile \
165af439
MR
2020 doc/texi2pod.pl \
2021 "
2022 for dir in $DIRS ; do
2023 mkdir -p $dir
2024 done
2025 for f in $FILES ; do
2026 ln -sf "$source_path/$f" $f
2027 done
2028fi
def4272a 2029
def4272a 2030
d0674868 2031# build pkg-config files
77aee36c 2032# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 2033
d0674868
DB
2034pkgconfig_generate(){
2035name=$1
2036comment=$2
2037version=$3
2038libs=$4
2039requires=$5
2040include=$6
2041cat <<EOF >$name.pc
2266e085 2042prefix=$PREFIX
a94e666c 2043exec_prefix=\${prefix}
def4272a 2044libdir=\${exec_prefix}/lib
a94e666c 2045includedir=\${prefix}/include
def4272a 2046
d0674868
DB
2047Name: $name
2048Description: $comment
2049Version: $version
2050Requires: $requires
def4272a 2051Conflicts:
d0674868
DB
2052Libs: -L\${libdir} $libs
2053Cflags: -I\${includedir} -I\${includedir}/$include
def4272a 2054EOF
d0674868 2055}
def4272a 2056
d0674868
DB
2057pkgconfig_generate_uninstalled(){
2058name=$1
9c476fd6 2059shortname=${name#lib}
d0674868
DB
2060comment=$2
2061version=$3
2062libs=$4
2063requires=$5
2064cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2065prefix=
2066exec_prefix=
d0674868
DB
2067libdir=\${pcfiledir}/$name
2068includedir=\${pcfiledir}/$name
def4272a 2069
d0674868
DB
2070Name: $name
2071Description: $comment
2072Version: $version
2073Requires: $requires
def4272a 2074Conflicts:
d0674868 2075Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2076Cflags: -I\${includedir}
2077EOF
d0674868 2078}
def4272a 2079
9d824ad1 2080pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2081pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2082
d0674868
DB
2083pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2084pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2085
d0674868
DB
2086pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2087pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2088
90be59ef 2089if enabled pp; then
2e3bcd38
DB
2090 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2091 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2092fi
790c9ca7 2093
c839db53 2094if enabled swscaler; then
3d3361e5 2095 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
20c516c6 2096 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2097else
3d3361e5 2098 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
d0674868 2099 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
c505dd31
MR
2100 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2101 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2102fi