Rename optimize variable to the slightly more meaningful optimizations.
[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
MR
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
MR
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
MR
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]"
74c53c2d 63 echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
4ca5ece5 64 echo " --mandir=DIR install man page in DIR [PREFIX/share/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]"
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77 echo
78 echo "External library support:"
79 echo " --enable-sunmlib use Sun medialib [default=no]"
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80 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
81 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 82 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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DB
83 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
84 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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85 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
86 echo " and libraw1394 [default=no]"
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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]"
7c758d33
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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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
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121 echo " --disable-iwmmxt disable iwmmxt usage"
122 echo " --disable-altivec disable AltiVec usage"
74c53c2d 123 echo " --disable-network disable network support [default=no]"
0c7bb0e5 124 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 125 echo " --disable-zlib disable zlib [default=no]"
74c53c2d 126 echo " --disable-vhook disable video hooking support"
74c53c2d 127 echo " --disable-debug disable debugging symbols"
74c53c2d
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128 echo " --disable-mpegaudio-hp faster (but less accurate)"
129 echo " MPEG audio decoding [default=no]"
cde9e780 130 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 131 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
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132 echo " --disable-ffserver disable ffserver build"
133 echo " --disable-ffplay disable ffplay build"
134 echo " --enable-small optimize for size instead of speed"
135 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
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136 echo " --disable-encoder=NAME disables encoder NAME"
137 echo " --enable-encoder=NAME enables encoder NAME"
138 echo " --disable-decoder=NAME disables decoder NAME"
139 echo " --enable-decoder=NAME enables decoder NAME"
140 echo " --disable-encoders disables all encoders"
141 echo " --disable-decoders disables all decoders"
ff70e601
MR
142 echo " --disable-muxer=NAME disables muxer NAME"
143 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 144 echo " --disable-muxers disables all muxers"
ff70e601
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145 echo " --disable-demuxer=NAME disables demuxer NAME"
146 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 147 echo " --disable-demuxers disables all demuxers"
af9e7d18
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148 echo " --enable-parser=NAME enables parser NAME"
149 echo " --disable-parser=NAME disables parser NAME"
150 echo " --disable-parsers disables all parsers"
cd61e407
JM
151 echo " --enable-bsf=NAME enables bitstream filter NAME"
152 echo " --disable-bsf=NAME disables bitstream filter NAME"
153 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
154 echo " --enable-protocol=NAME enables protocol NAME"
155 echo " --disable-protocol=NAME disables protocol NAME"
156 echo " --disable-protocols disables all protocols"
794f8e97
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157 echo " --list-decoders show all available decoders"
158 echo " --list-encoders show all available encoders"
159 echo " --list-muxers show all available muxers"
160 echo " --list-demuxers show all available demuxers"
161 echo " --list-parsers show all available parsers"
162 echo " --list-protocols show all available protocols"
163 echo " --list-bsfs show all available bitstream filters"
0a622b98
MR
164 echo
165 echo "Developer options (useful when working on FFmpeg itself):"
166 echo " --enable-gprof enable profiling with gprof [$gprof]"
167 echo " --disable-opts disable compiler optimizations"
168 echo " --enable-extra-warnings enable more compiler warnings"
169 echo " --disable-strip disable stripping of executables and shared libraries"
74c53c2d
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170 echo ""
171 echo "NOTE: Object files are built at the place where configure is launched."
172 exit 1
173}
cf9d24ad 174
57bd82d4
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175log(){
176 echo "$@" >>$logfile
177}
178
720c69da 179log_file(){
c8e9f801 180 log BEGIN $1
6b324648 181 pr -n -t $1 >>$logfile
c8e9f801
MR
182 log END $1
183}
184
2ba042a7 185echolog(){
c8e9f801 186 log "$@"
57bd82d4 187 echo "$@"
2ba042a7
MR
188}
189
190die(){
191 echolog "$@"
192 cat <<EOF
193If you think configure made a mistake, make sure you are using the latest
194version from SVN. If the latest version fails, report the problem to the
195ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
196EOF
720c69da 197 if enabled logging; then
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198 cat <<EOF
199Include the log file "$logfile" produced by configure as this will help
200solving the problem.
201EOF
202 else
203cat <<EOF
204Rerun configure with logging enabled (do not use --log=no), and include the
205log this produces with your report.
206EOF
207 fi
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208 rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
209 exit 1
210}
211
904e48f1 212# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
44161118
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213toupper(){
214 echo "$@" | tr '[a-z]' '[A-Z]'
215}
216
4a5444db
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217tolower(){
218 echo "$@" | tr '[A-Z]' '[a-z]'
219}
220
a8d04fba
MR
221set_all(){
222 value=$1
223 shift
224 for var in $*; do
225 eval $var=$value
226 done
227}
228
799c9e9b
MR
229pushvar(){
230 for var in $*; do
231 eval level=\${${var}_level:=0}
232 eval ${var}_${level}="\$$var"
233 eval ${var}_level=$(($level+1))
234 done
235}
236
237popvar(){
238 for var in $*; do
239 eval level=\${${var}_level:-0}
240 test $level = 0 && continue
241 eval level=$(($level-1))
242 eval $var="\${${var}_${level}}"
243 eval ${var}_level=$level
244 eval unset ${var}_${level}
245 done
246}
247
a8d04fba
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248enable(){
249 set_all yes $*
250}
251
252disable(){
253 set_all no $*
254}
255
57bd82d4 256enabled(){
44161118
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257 eval test "x\$$1" = "xyes"
258}
259
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260disabled(){
261 eval test "x\$$1" = "xno"
262}
263
44161118
MR
264enabled_all(){
265 for opt; do
266 enabled $opt || return 1
267 done
268}
269
85bca2c5
DB
270disabled_all(){
271 for opt; do
272 disabled $opt || return 1
273 done
274}
275
44161118
MR
276enabled_any(){
277 for opt; do
278 enabled $opt && return 0
279 done
280}
281
85bca2c5
DB
282disabled_any(){
283 for opt; do
284 disabled $opt && return 0
285 done
286}
287
4a0d6686
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288is_in(){
289 value=$1
290 shift
291 for var in $*; do
292 [ $var = $value ] && return 0
293 done
294 return 1
295}
296
30fd06be
MR
297check_deps(){
298 for cfg; do
799c9e9b
MR
299 enabled ${cfg}_checking && die "Circular dependency for $cfg."
300 disabled ${cfg}_checking && continue
301 enable ${cfg}_checking
302
30fd06be
MR
303 eval dep_all="\$${cfg}_deps"
304 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
305
306 pushvar cfg dep_all dep_any
307 check_deps $dep_all $dep_any
308 popvar cfg dep_all dep_any
309
30fd06be
MR
310 enabled_all $dep_all || disable $cfg
311 enabled_any $dep_any || disable $cfg
799c9e9b 312
4ec45764
RP
313 if enabled $cfg; then
314 eval dep_extralibs="\$${cfg}_extralibs"
315 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
316 fi
317
799c9e9b 318 disable ${cfg}_checking
30fd06be
MR
319 done
320}
321
44161118
MR
322print_config(){
323 pfx=$1
324 header=$2
325 makefile=$3
326 shift 3
327 for cfg; do
3d907e22 328 ucname="`toupper $cfg`"
44161118 329 if enabled $cfg; then
3d907e22
MR
330 echo "#define ${pfx}${ucname} 1" >> $header
331 echo "#define ENABLE_${ucname} 1" >> $header
332 echo "${pfx}${ucname}=yes" >> $makefile
333 else
334 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
335 fi
336 done
57bd82d4
MR
337}
338
339flags_saved(){
340 (: ${SAVE_CFLAGS?}) 2>/dev/null
341}
342
dcd479c0 343save_flags(){
57bd82d4 344 flags_saved && return
dcd479c0
MR
345 SAVE_CFLAGS="$CFLAGS"
346 SAVE_LDFLAGS="$LDFLAGS"
347 SAVE_extralibs="$extralibs"
348}
349
350restore_flags(){
f5d28d10 351 flags_saved || return
dcd479c0
MR
352 CFLAGS="$SAVE_CFLAGS"
353 LDFLAGS="$SAVE_LDFLAGS"
354 extralibs="$SAVE_extralibs"
355 unset SAVE_CFLAGS
356 unset SAVE_LDFLAGS
357 unset SAVE_extralibs
358}
359
360temp_cflags(){
361 save_flags
362 CFLAGS="$CFLAGS $*"
363}
364
365temp_ldflags(){
366 save_flags
367 LDFLAGS="$LDFLAGS $*"
368}
369
370temp_extralibs(){
371 save_flags
372 extralibs="$extralibs $*"
373}
374
57bd82d4
MR
375append(){
376 var=$1
377 shift
378 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
379 eval "$var=\"\$$var $*\""
380}
381
382add_cflags(){
383 append CFLAGS "$@"
384}
385
386add_ldflags(){
387 append LDFLAGS "$@"
388}
389
390add_extralibs(){
391 append extralibs "$@"
392}
393
b0cfb663 394check_cmd(){
b3cb5d51 395 log "$@"
9b4f605c 396 "$@" >>$logfile 2>&1
b0cfb663
MR
397}
398
dcd479c0 399check_cc(){
57bd82d4
MR
400 log check_cc "$@"
401 cat >$TMPC
720c69da 402 log_file $TMPC
b0cfb663 403 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
404}
405
406check_cpp(){
407 log check_cpp "$@"
dcd479c0 408 cat >$TMPC
720c69da 409 log_file $TMPC
b0cfb663 410 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
411}
412
940f335a
MR
413check_asm(){
414 log check_asm "$@"
415 name="$1"
416 asm="$2"
417 shift 2
418 check_cc "$@" <<EOF && enable $name || disable $name
419int foo(void){
420 asm volatile($asm);
421}
422EOF
423}
424
dcd479c0 425check_ld(){
57bd82d4 426 log check_ld "$@"
0607887f 427 check_cc || return
3155a644
MR
428 flags=''
429 libs=''
430 for f; do
431 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
432 done
433 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
434}
435
436check_cflags(){
57bd82d4
MR
437 log check_cflags "$@"
438 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
439int x;
440EOF
441}
442
443check_ldflags(){
57bd82d4
MR
444 log check_ldflags "$@"
445 check_ld "$@" <<EOF && add_ldflags "$@"
446int main(){
447 return 0;
448}
dcd479c0
MR
449EOF
450}
451
452check_header(){
57bd82d4 453 log check_header "$@"
dcd479c0
MR
454 header=$1
455 shift
d8bc5f06
MR
456 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
457 disable $var
458 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
459#include <$header>
460int x;
461EOF
462}
463
464check_func(){
57bd82d4 465 log check_func "$@"
dcd479c0
MR
466 func=$1
467 shift
d8bc5f06
MR
468 disable $func
469 check_ld "$@" <<EOF && enable $func
dcd479c0
MR
470extern int $func();
471int main(){
472 $func();
473}
474EOF
475}
476
f8d7b072
MR
477check_func2(){
478 log check_func2 "$@"
479 headers=$1
480 func=$2
481 shift 2
482 disable $func
483 incs=""
484 for hdr in $headers; do
485 incs="$incs
486#include <$hdr>"
487 done
488 check_ld "$@" <<EOF && enable $func
489$incs
490int main(){
491 (void) $func;
492 return 0;
493}
494EOF
495}
496
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MR
497check_lib(){
498 log check_lib "$@"
499 header="$1"
500 func="$2"
501 shift 2
fcfcde17
MR
502 temp_extralibs "$@"
503 check_header $header && check_func $func && add_extralibs "$@"
504 err=$?
505 restore_flags
506 return $err
57bd82d4
MR
507}
508
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MR
509check_lib2(){
510 log check_lib2 "$@"
511 headers="$1"
512 func="$2"
513 shift 2
514 temp_extralibs "$@"
515 check_func2 "$headers" $func && add_extralibs "$@"
516 err=$?
517 restore_flags
518 return $err
519}
520
dcd479c0 521check_exec(){
90be59ef 522 check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
57bd82d4
MR
523}
524
7dfef245
MR
525check_exec_crash(){
526 code=`cat`
527
528 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
529 # are safe but may not be available everywhere. Thus we use
530 # raise(SIGTERM) instead. The check is run in a subshell so we
531 # can redirect the "Terminated" message from the shell. SIGBUS
532 # is not defined by standard C so it is used conditionally.
533
534 (check_exec "$@") >>$logfile 2>&1 <<EOF
535#include <signal.h>
536static void sighandler(int sig){
537 raise(SIGTERM);
538}
539int main(){
540 signal(SIGILL, sighandler);
541 signal(SIGFPE, sighandler);
542 signal(SIGSEGV, sighandler);
543#ifdef SIGBUS
544 signal(SIGBUS, sighandler);
545#endif
546 { $code }
547}
548EOF
549}
550
57bd82d4
MR
551require(){
552 name="$1"
553 header="$2"
554 func="$3"
555 shift 3
556 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
557}
558
f8d7b072
MR
559require2(){
560 name="$1"
561 headers="$2"
562 func="$3"
563 shift 3
564 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
565}
566
eea50282
MR
567check_foo_config(){
568 cfg=$1
569 pkg=$2
570 header=$3
571 func=$4
572 shift 4
573 disable $cfg
574 check_cmd ${pkg}-config --version
575 err=$?
576 if test "$err" = 0; then
577 temp_cflags `${pkg}-config --cflags`
578 temp_extralibs `${pkg}-config --libs`
579 check_lib "$@" $header $func && enable $cfg
580 fi
581 return $err
582}
583
c505dd31
MR
584apply(){
585 file=$1
586 shift
587 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
588}
589
4a0d6686
AJ
590COMPONENT_LIST="
591 bsfs
592 decoders
593 demuxers
594 encoders
595 muxers
596 parsers
597 protocols
598"
599
600CONFIG_LIST="
601 $COMPONENT_LIST
c88f5d72
MR
602 avisynth
603 beos_netserver
c88f5d72
MR
604 ffmpeg
605 ffplay
606 ffserver
607 gpl
ecfc4f44 608 gprof
d8d0d0b2 609 gray
c88f5d72 610 ipv6
7bc5f2a8 611 liba52
f8904fd9 612 liba52bin
f5a756ef
DB
613 libamr
614 libamr_nb
615 libamr_wb
f7b8bffe 616 libdc1394
2eed5a46
DB
617 libfaac
618 libfaad
619 libfaadbin
c88f5d72 620 libgsm
6ebe07fb 621 libmp3lame
c88f5d72
MR
622 libnut
623 libogg
150d2772 624 libtheora
c88f5d72 625 libvorbis
1cc60c47
DB
626 libx264
627 libxvid
c88f5d72 628 memalign_hack
c88f5d72
MR
629 mpegaudio_hp
630 network
2b4c3615 631 powerpc_perf
c88f5d72 632 pp
bd2216e4 633 small
c88f5d72
MR
634 swscaler
635 vhook
56a059ac 636 x11grab
c88f5d72 637 zlib
4a0d6686 638"
c88f5d72 639
8eee7025
DB
640THREADS_LIST='
641 beosthreads
8eee7025
DB
642 pthreads
643 w32threads
644'
645
3f5b56e5
MR
646ARCH_LIST='
647 alpha
648 armv4l
649 bfin
650 ia64
651 m68k
652 mips
653 parisc
654 powerpc
655 s390
656 sh4
657 sparc
658 sparc64
659 x86
660 x86_32
661 x86_64
662'
663
664ARCH_EXT_LIST='
1ac9331a 665 altivec
1ac9331a 666 armv5te
edab3048 667 armv6
3f5b56e5
MR
668 iwmmxt
669 mmi
670 mmx
9eeed841 671 ssse3
bd9d34a0 672 vis
3f5b56e5
MR
673'
674
675HAVE_LIST="
676 $ARCH_EXT_LIST
677 $THREADS_LIST
678 altivec_h
c9fdab0d 679 arpa_inet_h
c88f5d72 680 byteswap_h
ecf97f22 681 closesocket
1ac9331a 682 cmov
e16e49ac 683 conio_h
c88f5d72 684 dcbzl
f8aa696f
DB
685 dev_bktr_ioctl_bt848_h
686 dev_bktr_ioctl_meteor_h
687 dev_ic_bt8xx_h
688 dev_video_meteor_ioctl_meteor_h
689 dev_video_bktr_ioctl_bt848_h
18b67ae5 690 dlfcn_h
c88f5d72 691 dlopen
245626d0
DB
692 ebp_available
693 ebx_available
c2a29455 694 fast_64bit
7073e9fc 695 fast_cmov
7b829d2a 696 fast_unaligned
9d99cc5a 697 fork
c88f5d72 698 freetype2
da9e86f8 699 gethrtime
4e68cb8a 700 GetProcessTimes
66be5b45 701 getrusage
c88f5d72 702 imlib2
2e1913b1 703 inet_aton
c88f5d72 704 lrintf
f8aa696f
DB
705 machine_ioctl_bt848_h
706 machine_ioctl_meteor_h
c88f5d72
MR
707 malloc_h
708 memalign
6ffa87d3 709 mkstemp
c88f5d72 710 mlib
9cafbd6c 711 ppc64
c88f5d72
MR
712 sdl
713 sdl_video_size
deb29777 714 soundcard_h
b0c858d8 715 sys_poll_h
deb29777 716 sys_soundcard_h
e16e49ac 717 termios_h
b265431e 718 threads
6ff3f3e7 719 winsock2_h
0cb78cef 720"
44161118 721
520cc7f1 722CMDLINE_SELECT="
3f5b56e5 723 $ARCH_EXT_LIST
520cc7f1 724 $CONFIG_LIST
8eee7025 725 $THREADS_LIST
520cc7f1
MR
726 debug
727 extra_warnings
520cc7f1
MR
728 shared
729 static
730"
731
912f3148
DB
732# code dependency declarations
733
9eeed841
MR
734# architecture extensions
735altivec_deps="powerpc"
736armv5te_deps="armv4l"
737armv6_deps="armv4l"
738iwmmxt_deps="armv4l"
e241ba14 739mmi_deps="mips"
9eeed841
MR
740mmx_deps="x86"
741ssse3_deps="x86"
bd9d34a0 742vis_deps="sparc"
9eeed841 743
912f3148 744# decoders / encoders
6ea67bbb 745ac3_decoder_deps="gpl"
33a0dd37 746dxa_decoder_deps="zlib"
30fd06be 747flashsv_decoder_deps="zlib"
773be23a 748flashsv_encoder_deps="zlib"
4a815a7f 749flv_decoder_deps="h263_decoder"
df495dbd 750h263_decoder_deps="h263_parser mpeg4video_parser"
4a815a7f 751h263i_decoder_deps="h263_decoder"
26b4fe82 752h264_decoder_deps="h264_parser"
30fd06be 753mpeg_xvmc_decoder_deps="xvmc"
4a815a7f
DB
754mpeg4_decoder_deps="h263_decoder"
755msmpeg4v1_decoder_deps="h263_decoder"
756msmpeg4v2_decoder_deps="h263_decoder"
757msmpeg4v3_decoder_deps="h263_decoder"
30fd06be
MR
758png_decoder_deps="zlib"
759png_encoder_deps="zlib"
e2525c6f 760svq3_decoder_deps="h264_parser"
4a815a7f
DB
761vc1_decoder_deps="h263_decoder"
762wmv1_decoder_deps="h263_decoder"
763wmv2_decoder_deps="h263_decoder"
764wmv3_decoder_deps="h263_decoder"
30fd06be
MR
765zmbv_decoder_deps="zlib"
766zmbv_encoder_deps="zlib"
767
912f3148 768# external libraries
7bc5f2a8 769liba52_decoder_deps="liba52"
4ec45764 770liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
771libamr_nb_decoder_deps="libamr_nb"
772libamr_nb_encoder_deps="libamr_nb"
773libamr_wb_decoder_deps="libamr_wb"
774libamr_wb_encoder_deps="libamr_wb"
c9171a83 775libfaac_encoder_deps="libfaac"
69ddbd1d 776libfaad_decoder_deps="libfaad"
4ec45764 777libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
778libgsm_decoder_deps="libgsm"
779libgsm_encoder_deps="libgsm"
8ffed8d8
MR
780libgsm_ms_decoder_deps="libgsm"
781libgsm_ms_encoder_deps="libgsm"
1cc60c47 782libmp3lame_encoder_deps="libmp3lame"
150d2772 783libtheora_encoder_deps="libtheora"
b0caf888
DB
784libvorbis_decoder_deps="libvorbis"
785libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
786libx264_encoder_deps="libx264"
787libxvid_encoder_deps="libxvid"
13566c31 788mpeg4aac_decoder_deps="libfaad"
30fd06be 789
912f3148 790# demuxers / muxers
03a76ba9 791ac3_demuxer_deps="ac3_parser"
50383e88 792audio_beos_demuxer_deps="audio_beos"
4ec45764 793audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 794audio_beos_muxer_deps="audio_beos"
4ec45764 795audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 796avisynth_demuxer_deps="avisynth"
73483024 797bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
30fd06be 798dv1394_demuxer_deps="dv1394"
f7b8bffe 799libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
800libnut_demuxer_deps="libnut"
801libnut_muxer_deps="libnut"
4bd8e17c 802mp3_demuxer_deps="mpegaudio_parser"
30fd06be 803ogg_muxer_deps="libogg"
c7682de0
RP
804oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
805oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 806redir_demuxer_deps="network"
47b515bf 807rtp_muxer_deps="network mpegts_demuxer"
c08fb000
AB
808rtsp_demuxer_deps="rtp_protocol rtp_muxer"
809sdp_demuxer_deps="rtsp_demuxer"
06e31011
RP
810v4l2_demuxer_deps="linux_videodev2_h"
811v4l_demuxer_deps="linux_videodev_h"
06eab4ba 812x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 813x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 814
912f3148 815# protocols
c08fb000
AB
816http_protocol_deps="network"
817rtp_protocol_deps="udp_protocol"
818tcp_protocol_deps="network"
819udp_protocol_deps="network"
820
912f3148 821# programs
fa859b4d 822ffplay_deps="sdl"
6ad42348 823ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
824ffserver_extralibs='$ldl'
825vhook_extralibs='$ldl'
a2830dca 826
912f3148 827
0f3cb305 828# set temporary file name
57514323 829if test ! -z "$TMPDIR" ; then
0f3cb305 830 TMPDIR1="${TMPDIR}"
57514323 831elif test ! -z "$TEMPDIR" ; then
0f3cb305 832 TMPDIR1="${TEMPDIR}"
3d204385 833else
0f3cb305 834 TMPDIR1="/tmp"
3d204385
NK
835fi
836
0f3cb305
FB
837TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
838TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
f3ec2d46 839TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
0f3cb305
FB
840TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
841TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
842
de6d9b64 843# default parameters
8a608357 844
497237c7 845enable logging
2ba042a7 846logfile="config.err"
8a608357
MR
847
848# installation paths
2266e085 849PREFIX="/usr/local"
c75560ae 850libdir='$(PREFIX)/lib'
84c22efd 851shlibdir="$libdir"
c75560ae 852incdir='$(PREFIX)/include/ffmpeg'
4ca5ece5 853mandir='$(PREFIX)/share/man'
c75560ae 854bindir='$(PREFIX)/bin'
8a608357
MR
855
856# toolchain
de6d9b64
FB
857cc="gcc"
858ar="ar"
be7109c1 859ranlib="ranlib"
4a908fbc 860make="make"
0f3cb305 861strip="strip"
8a608357 862asmalign_pot="unknown"
20369773 863ln_s="ln -sf"
8a608357
MR
864
865# machine
cc6a90dd 866arch=`uname -m`
38d0a8aa 867cpu="generic"
8a608357 868
8a608357 869# OS
b9663405 870targetos=$(tolower $(uname -s))
8a608357 871
8a608357 872# libraries
497237c7 873enable zlib
8a608357
MR
874
875# configurable options
497237c7
RP
876enable debug
877enable dostrip
878enable ffmpeg
879enable ffplay
880enable ffserver
881enable ipv6
882enable static
883enable mpegaudio_hp
884enable network
8400d6b8 885enable optimizations
497237c7 886enable protocols
8a608357
MR
887vhook="default"
888
8a608357 889# build settings
baa3a937 890SHFLAGS='-shared -Wl,-soname,$@'
cab3ef82 891VHOOKSHFLAGS='$(SHFLAGS)'
e240ee67 892LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c536cb09 893FFSERVERLDFLAGS=-Wl,-E
f39e56a8 894LDCONFIG="ldconfig"
f3ec2d46
SG
895LIBPREF="lib"
896LIBSUF=".a"
c5f14466
RP
897FULLNAME='$(NAME)$(BUILDSUF)'
898LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
899SLIBPREF="lib"
900SLIBSUF=".so"
c5f14466 901SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
902SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
903SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 904LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 905
c597172e
MR
906# find source path
907source_path="`dirname \"$0\"`"
497237c7 908enable source_path_used
c597172e
MR
909if test -z "$source_path" -o "$source_path" = "." ; then
910 source_path="`pwd`"
497237c7 911 disable source_path_used
c597172e
MR
912else
913 source_path="`cd \"$source_path\"; pwd`"
914 echo "$source_path" | grep -q '[[:blank:]]' &&
915 die "Out of tree builds are impossible with whitespace in source path."
916fi
917
c597172e
MR
918FFMPEG_CONFIGURATION="$@"
919
facbea95
AJ
920ENCODER_LIST=`sed -n 's/^[^#]*ENC.*(.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
921DECODER_LIST=`sed -n 's/^[^#]*DEC.*(.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
922PARSER_LIST=`sed -n 's/^[^#]*PARSER.*(.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
923BSF_LIST=`sed -n 's/^[^#]*BSF.*(.*, *\(.*\)).*/\1_bsf/p' "$source_path/libavcodec/allcodecs.c"`
924MUXER_LIST=`sed -n 's/^[^#]*_MUX.*(.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
925DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*(.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
926PROTOCOL_LIST=`sed -n 's/^[^#]*PROTOCOL.*(.*, *\(.*\)).*/\1_protocol/p' "$source_path/libavformat/allformats.c"`
c597172e 927
cd61e407 928enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST $PROTOCOL_LIST $BSF_LIST
d3ea5692 929enable $ARCH_EXT_LIST
c597172e
MR
930
931die_unknown(){
932 echo "Unknown option \"$1\"."
933 echo "See $0 --help for available options."
934 exit 1
935}
936
794f8e97
PI
937show_list() {
938 for part in $*; do
939 echo $part | sed 's/_[^_]*$//'
940 done | sort
941 exit 0
942}
943
c597172e
MR
944for opt do
945 optval="${opt#*=}"
946 case "$opt" in
947 --log)
948 ;;
949 --log=*) logging="$optval"
950 ;;
951 --prefix=*) PREFIX="$optval"
952 ;;
953 --libdir=*) libdir="$optval"
954 ;;
955 --shlibdir=*) shlibdir="$optval"
956 ;;
957 --incdir=*) incdir="$optval"
958 ;;
959 --mandir=*) mandir="$optval"
960 ;;
961 --source-path=*) source_path="$optval"
962 ;;
963 --cross-prefix=*) cross_prefix="$optval"
964 ;;
497237c7 965 --cross-compile) enable cross_compile
c597172e
MR
966 ;;
967 --target-os=*) targetos="$optval"
968 ;;
969 --cc=*) cc="$optval"
970 ;;
971 --make=*) make="$optval"
972 ;;
973 --extra-cflags=*) add_cflags "$optval"
974 ;;
975 --extra-ldflags=*) add_ldflags "$optval"
976 ;;
977 --extra-libs=*) add_extralibs "$optval"
978 ;;
979 --build-suffix=*) BUILDSUF="$optval"
980 ;;
981 --arch=*) arch="$optval"
982 ;;
983 --cpu=*) cpu="$optval"
984 ;;
8400d6b8 985 --disable-opts) disable optimizations
c597172e 986 ;;
497237c7 987 --enable-sunmlib) enable mlib
c597172e 988 ;;
497237c7 989 --disable-strip) disable dostrip
c597172e
MR
990 ;;
991 --disable-encoders) disable $ENCODER_LIST
992 ;;
993 --disable-decoders) disable $DECODER_LIST
994 ;;
995 --disable-muxers) disable $MUXER_LIST
996 ;;
997 --disable-demuxers) disable $DEMUXER_LIST
998 ;;
999 --disable-parsers) disable $PARSER_LIST
1000 ;;
cd61e407
JM
1001 --disable-bsfs) disable $BSF_LIST
1002 ;;
c08fb000
AB
1003 --disable-protocols) disable $PROTOCOL_LIST
1004 ;;
c597172e
MR
1005 --enable-*=*|--disable-*=*)
1006 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1007 case "$thing" in
cd61e407 1008 encoder|decoder|muxer|demuxer|parser|bsf|protocol) $action ${optval}_${thing} ;;
c597172e
MR
1009 *) die_unknown "$opt" ;;
1010 esac
1011 ;;
1012 --enable-?*|--disable-?*)
1013 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
1014 echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
1015 $action $option
1016 ;;
794f8e97
PI
1017 --list-*)
1018 NAME="${opt#--list-}"
4a0d6686 1019 is_in $NAME $COMPONENT_LIST || die_unknown $opt
794f8e97
PI
1020 NAME=$(toupper ${NAME%s})
1021 eval show_list \$${NAME}_LIST
1022 ;;
c2675d4a 1023 --help|-h) show_help
c597172e
MR
1024 ;;
1025 *)
1026 die_unknown $opt
1027 ;;
1028 esac
1029done
1030
270739bb
MR
1031case "$arch" in
1032 i386|i486|i586|i686|i86pc|BePC)
1033 arch="x86_32"
7b829d2a 1034 enable fast_unaligned
270739bb
MR
1035 ;;
1036 x86_64|amd64)
1037 arch="x86_32"
7b829d2a 1038 enable fast_unaligned
270739bb
MR
1039 canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
1040 if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
1041 if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
1042 arch="x86_64"
c2a29455 1043 enable fast_64bit
270739bb
MR
1044 fi
1045 fi
1046 ;;
1047 # armv4l is a subset of armv[567]*l
1048 arm|armv[4567]*l)
1049 arch="armv4l"
1050 ;;
1051 alpha)
1052 arch="alpha"
c2a29455 1053 enable fast_64bit
270739bb 1054 ;;
c2a29455 1055 "Power Macintosh"|ppc|powerpc)
270739bb
MR
1056 arch="powerpc"
1057 ;;
c2a29455
AJ
1058 ppc64)
1059 arch="powerpc"
1060 enable fast_64bit
1061 ;;
e241ba14 1062 mips|mipsel|IP*)
270739bb
MR
1063 arch="mips"
1064 ;;
1065 sun4u|sparc64)
1066 arch="sparc64"
c2a29455 1067 enable fast_64bit
270739bb
MR
1068 ;;
1069 sparc)
1070 arch="sparc"
1071 ;;
1072 sh4)
1073 arch="sh4"
1074 ;;
c2a29455
AJ
1075 parisc)
1076 arch="parisc"
1077 ;;
1078 parisc64)
270739bb 1079 arch="parisc"
c2a29455 1080 enable fast_64bit
270739bb
MR
1081 ;;
1082 s390|s390x)
1083 arch="s390"
1084 ;;
1085 m68k)
1086 arch="m68k"
1087 ;;
1088 ia64)
1089 arch="ia64"
c2a29455 1090 enable fast_64bit
270739bb
MR
1091 ;;
1092 bfin)
1093 arch="bfin"
1094 ;;
1095 *)
1096 arch="unknown"
1097 ;;
1098esac
1099
9eeed841
MR
1100enable $arch
1101enabled_any x86_32 x86_64 && enable x86
1102enabled sparc64 && enable sparc
1103
ef0bc4c9 1104# OS specific
ced75d92 1105case $targetos in
4a5444db 1106 beos|haiku|zeta)
74cec57d 1107 PREFIX="$HOME/config"
d474299a
MR
1108 # helps building libavcodec
1109 add_cflags "-DPIC -fomit-frame-pointer"
1110 # 3 gcc releases known for BeOS, each with ugly bugs
1111 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1112 case "$gcc_version" in
1113 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
497237c7 1114 disable mmx
d474299a
MR
1115 ;;
1116 *20010315*) echo "BeBits gcc"
1117 add_cflags "-fno-expensive-optimizations"
1118 ;;
1119 esac
74cec57d 1120 LDCONFIG="echo ignoring ldconfig"
d474299a 1121 SHFLAGS=-nostart
d474299a 1122 # enable BeOS things
497237c7 1123 enable audio_beos
d474299a
MR
1124 # no need for libm, but the inet stuff
1125 # Check for BONE
74cec57d 1126 # XXX: actually should check for NOT net_server
d474299a 1127 if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
4ec45764 1128 network_extralibs="-lbind -lsocket"
d474299a 1129 else
497237c7 1130 enable beos_netserver
4ec45764 1131 network_extralibs="-lnet"
d474299a 1132 fi ;;
4a5444db 1133 sunos)
d474299a 1134 FFSERVERLDFLAGS=""
35d6cebd 1135 SHFLAGS='-shared -Wl,-h,$@'
4ec45764 1136 network_extralibs="-lsocket -lnsl"
d474299a 1137 ;;
4a5444db 1138 netbsd)
4ec45764
RP
1139 oss_demuxer_extralibs="-lossaudio"
1140 oss_muxer_extralibs="-lossaudio"
d474299a 1141 ;;
4a5444db 1142 openbsd)
497237c7 1143 disable need_memalign
35d6cebd
DB
1144 LIBOBJFLAGS='$(PIC)'
1145 LDCONFIG='ldconfig -m $(SHLIBDIR)'
d474299a 1146 SHFLAGS='-shared'
c5f14466 1147 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
d474299a
MR
1148 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1149 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
4ec45764
RP
1150 oss_demuxer_extralibs="-lossaudio"
1151 oss_muxer_extralibs="-lossaudio"
d474299a 1152 ;;
4a5444db 1153 freebsd)
497237c7 1154 disable need_memalign
d474299a 1155 ;;
4a5444db 1156 bsd/os)
13ef7825 1157 osextralibs="-lpoll -lgnugetopt"
d474299a
MR
1158 strip="strip -d"
1159 ;;
4a5444db 1160 darwin)
497237c7 1161 disable need_memalign
35d6cebd 1162 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(SPPVERSION),-compatibility_version,$(SPPVERSION) -Wl,-read_only_relocs,suppress'
21d0a823 1163 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$@'
d474299a
MR
1164 strip="strip -x"
1165 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1166 SLIBSUF=".dylib"
c5f14466
RP
1167 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1168 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
d474299a
MR
1169 FFSERVERLDFLAGS=-Wl,-bind_at_load
1170 ;;
4a5444db 1171 mingw32*)
91c5172d 1172 targetos=mingw32
5880d5b5 1173 shlibdir="$bindir"
70b4d492
RP
1174 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1175 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1176 if enabled swscaler; then
1177 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1178 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1179 fi
497237c7 1180 disable ffserver
4ec9ec81
MR
1181 SLIBPREF=""
1182 SLIBSUF=".dll"
1183 EXESUF=".exe"
c5f14466
RP
1184 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1185 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
35d6cebd 1186 SLIB_EXTRA_CMD='-lib /machine:i386 /def:$(@:$(SLIBSUF)=.def)'
c3cf5614
RP
1187 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
1188 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
85aec3bd 1189 SHFLAGS='-shared -Wl,--output-def,$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
d474299a 1190 ;;
4a5444db 1191 cygwin*)
ced75d92 1192 targetos=cygwin
d474299a 1193 shlibdir="$bindir"
41d5a86a
VP
1194 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1195 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
1196 if enabled swscaler; then
1197 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1198 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1199 fi
d474299a
MR
1200 EXESUF=".exe"
1201 SLIBPREF="cyg"
1202 SLIBSUF=".dll"
c5f14466
RP
1203 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1204 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
85aec3bd 1205 SHFLAGS='-shared -Wl,--enable-auto-image-base'
d474299a 1206 ;;
4a5444db 1207 linux)
d474299a 1208 LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
497237c7 1209 enable dv1394
d474299a 1210 ;;
4a5444db 1211 irix*)
ced75d92 1212 targetos=irix
d474299a 1213 ranlib="echo ignoring ranlib"
d474299a 1214 ;;
d474299a
MR
1215 *)
1216 targetos="${targetos}-UNKNOWN"
1217 ;;
ef0bc4c9 1218esac
de6d9b64 1219
c597172e 1220add_extralibs $osextralibs
de6d9b64 1221
e3c00e34 1222if ! disabled logging ; then
90be59ef 1223 enabled logging || logfile="$logging"
57bd82d4
MR
1224 echo "# $0 $@" >$logfile
1225 set >>$logfile
2ba042a7
MR
1226else
1227 logfile=/dev/null
57bd82d4 1228fi
e89b8b0a 1229
28d8e661
DB
1230# Combine FFLDFLAGS and the LDFLAGS environment variable.
1231LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1232
497237c7 1233test -n "$cross_prefix" && enable cross_compile
1ea46bed
MR
1234cc="${cross_prefix}${cc}"
1235ar="${cross_prefix}${ar}"
1236ranlib="${cross_prefix}${ranlib}"
1237strip="${cross_prefix}${strip}"
1238
320d060a 1239# we need to build at least one lib type
93b3c083 1240if ! enabled_any static shared; then
320d060a
DB
1241 cat <<EOF
1242At least one library type must be built.
1243Specify --enable-static to build the static libraries or --enable-shared to
1244build the shared libraries as well. To only build the shared libraries specify
1245--disable-static in addition to --enable-shared.
1246EOF
1247 exit 1;
1248fi
1249
abc4e572 1250disabled static && LIBNAME=""
2a320695 1251
93b3c083 1252if ! enabled libogg; then
ddf50e4c
RP
1253 enabled libtheora && die "libogg must be enabled to enable libtheora."
1254 enabled libvorbis && die "libogg must be enabled to enable libvorbis."
5c5dea3f
NB
1255fi
1256
a2234ceb
RP
1257if enabled_any libfaad libfaadbin ; then
1258 if check_header faad.h; then
1259 check_cc << EOF
1260#include <faad.h>
1261#ifndef FAAD2_VERSION
1262ok faad1
1263#endif
1264int main( void ) { return 0; }
1265EOF
1266 test $? = 0 && enable libfaad2
1267 else
ff3dac65 1268 die "FAAD test failed."
a2234ceb
RP
1269 fi
1270fi
1271
1272
93b3c083 1273if ! enabled gpl; then
54118497
RP
1274 die_gpl_disabled(){
1275 name=$1
1276 shift
1277 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1278 }
1279 die_gpl_disabled "The Postprocessing code" pp
7bc5f2a8 1280 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1281 die_gpl_disabled "libx264" libx264
1282 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1283 die_gpl_disabled "FAAD2" libfaad2
1284 die_gpl_disabled "The X11 grabber" x11grab
1285 die_gpl_disabled "The software scaler" swscaler
ebb810d9 1286fi
b2e3c528 1287
9eeed841 1288check_deps $ARCH_EXT_LIST
0f3cb305 1289
5d323602
MR
1290test -z "$need_memalign" && need_memalign="$mmx"
1291
cf9d24ad 1292#Darwin CC versions
ced75d92 1293if test $targetos = darwin; then
b2924696 1294 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4 1295 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1296 else
26c1b3be
DB
1297 add_cflags "-no-cpp-precomp -pipe"
1298 check_cflags "-force_cpusubtype_ALL"
1299 check_cflags "-Wno-sign-compare"
7799eeec 1300 disabled shared && add_cflags -mdynamic-no-pic
cf9d24ad 1301 fi
2a1a6b64
MN
1302fi
1303
8400d6b8 1304disabled optimizations || add_cflags -fomit-frame-pointer
cf9d24ad 1305
a4adb608 1306# Add processor-specific flags
38d0a8aa 1307if test $cpu != "generic"; then
bc8ec47b
MR
1308 warn_altivec(){
1309 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1310 }
38d0a8aa 1311 case $cpu in
bb270c08 1312 601|ppc601|PowerPC601)
1c5d830c 1313 add_cflags "-mcpu=601"
bc8ec47b 1314 warn_altivec enabled PPC601
bb270c08
DB
1315 ;;
1316 603*|ppc603*|PowerPC603*)
1c5d830c 1317 add_cflags "-mcpu=603"
bc8ec47b 1318 warn_altivec enabled PPC603
bb270c08
DB
1319 ;;
1320 604*|ppc604*|PowerPC604*)
1c5d830c 1321 add_cflags "-mcpu=604"
bc8ec47b 1322 warn_altivec enabled PPC604
bb270c08
DB
1323 ;;
1324 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1325 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1326 warn_altivec enabled PPC75x
bb270c08
DB
1327 ;;
1328 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1329 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1330 warn_altivec disabled PPC745x
bb270c08
DB
1331 ;;
1332 74*|ppc74*|PowerPC74*)
1c5d830c 1333 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1334 warn_altivec disabled PPC74xx
bb270c08
DB
1335 ;;
1336 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1337 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1338 warn_altivec disabled PPC970
9cafbd6c 1339 enable ppc64
bb270c08 1340 ;;
e07e357d
LB
1341 Cell|CELL|cell)
1342 add_cflags "-mcpu=cell"
1343 warn_altivec disabled Cell
9cafbd6c 1344 enable ppc64
e07e357d 1345 ;;
e7768fc5
GP
1346 # targets that do NOT support conditional mov (cmov)
1347 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1348 add_cflags "-march=$cpu"
497237c7 1349 disable cmov
e7768fc5
GP
1350 ;;
1351 # targets that do support conditional mov (cmov)
416519dd 1352 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1353 add_cflags "-march=$cpu"
497237c7
RP
1354 enable cmov
1355 enable fast_cmov
94e4c3a3
GP
1356 ;;
1357 # targets that do support conditional mov but on which it's slow
1358 pentium4|prescott|nocona)
1359 add_cflags "-march=$cpu"
497237c7
RP
1360 enable cmov
1361 disable fast_cmov
bb270c08 1362 ;;
d7b34d08 1363 sparc64)
1c5d830c 1364 add_cflags "-mcpu=v9"
d7b34d08 1365 ;;
8684704b
MH
1366 bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
1367 add_cflags "-mfdpic"
846dffeb 1368 add_ldflags "-mfdpic"
8684704b 1369 ;;
6b19786b
MR
1370 arm*)
1371 add_cflags "-mcpu=$cpu"
1372 ;;
bb270c08 1373 *)
38d0a8aa 1374 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1375 ;;
a4adb608
MN
1376 esac
1377fi
1378
412c1562
MR
1379gnu_make(){
1380 $1 --version 2>&1 | grep -q GNU
1381}
1382
1383if ! gnu_make $make; then
1384 gnu_make gmake && make=gmake || die "GNU make not found."
1385fi
1386
be0d52ab
MR
1387# make sure we can execute files in $TMPDIR
1388cat >$TMPE 2>>$logfile <<EOF
1389#! /bin/sh
1390EOF
1391chmod +x $TMPE >>$logfile 2>&1
1392if ! $TMPE >>$logfile 2>&1; then
1393 cat <<EOF
1394Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1395variable to another directory and make sure that $TMPDIR1 is not mounted
1396noexec.
be0d52ab
MR
1397EOF
1398 die "Sanity test failed."
1399fi
0244f743 1400rm $TMPE
be0d52ab 1401
1a268acc
MR
1402# compiler sanity check
1403check_exec <<EOF
1404int main(){
1405 return 0;
1406}
1407EOF
1408if test "$?" != 0; then
1409 echo "$cc is unable to create an executable file."
93b3c083 1410 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1a268acc 1411 echo "If $cc is a cross-compiler, use the --cross-compile option."
c7ae6345 1412 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1413 fi
1414 die "C compiler test failed."
1415fi
1416
9eeed841 1417if enabled x86; then
44965991
PI
1418 # check whether EBP is available on x86
1419 # As 'i' is stored on the stack, this program will crash
1420 # if the base pointer is used to access it because the
1421 # base pointer is cleared in the inline assembly code.
7dfef245 1422 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1423 volatile int i=0;
1424 asm volatile (
1425 "xorl %%ebp, %%ebp"
1426 ::: "%ebp");
1427 return i;
44965991
PI
1428EOF
1429
1430 # check wether EBX is available on x86
940f335a 1431 check_asm ebx_available '"":::"%ebx"'
8e380710
LM
1432
1433 # check whether binutils is new enough to compile SSSE3
940f335a 1434 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
44965991
PI
1435fi
1436
87ea51e0
LB
1437# check for assembler specific support
1438
cc6a90dd 1439if test $arch = "powerpc"; then
497237c7 1440check_cc <<EOF && enable dcbzl
87ea51e0
LB
1441int main(void) {
1442 register long zero = 0;
1443 char data[1024];
1444 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1445return 0;
1446}
1447EOF
1448fi
1449
57bd82d4
MR
1450# check for SIMD availability
1451
115329f1 1452# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1453if enabled altivec; then
3ae3b721
RP
1454 test -n "`$cc -v 2>&1 | grep version | grep Apple`" &&
1455 add_cflags "-faltivec" ||
0182fee8 1456 add_cflags "-maltivec -mabi=altivec"
b6e52719 1457
0182fee8 1458 check_header altivec.h
a9a07762 1459
0182fee8 1460 # check if our compiler supports Motorola AltiVec C API
3ae3b721
RP
1461 enabled altivec_h &&
1462 inc_altivec_h="#include <altivec.h>" ||
f25fc9b1 1463 inc_altivec_h=
497237c7 1464 check_cc <<EOF || disable altivec
dcd479c0 1465$inc_altivec_h
a9a07762
MN
1466int main(void) {
1467 vector signed int v1, v2, v3;
1468 v1 = vec_add(v2,v3);
1469 return 0;
1470}
1471EOF
1472fi
ab6c65f6 1473
940f335a
MR
1474enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1475enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
1476enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1477enabled mmi && check_asm mmi '"lq $2, 0($2)"'
1478enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1479
8b03def6
DB
1480enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1481
57bd82d4
MR
1482# ---
1483# big/little-endian test
9eebe687
MR
1484check_cc <<EOF || die "endian test failed"
1485unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1486EOF
e89d9fd8 1487grep -q BIGE $TMPO && enable bigendian
487a54d7 1488
a3999908 1489# ---
3d204385
NK
1490# check availability of some header files
1491
a98bb16d
RP
1492if check_func dlopen; then
1493 ldl=
1494elif check_func dlopen -ldl; then
1495 ldl=-ldl
8bf5d58f
MN
1496fi
1497
a98bb16d 1498check_func fork
b6c748ed 1499check_func gethrtime
a98bb16d
RP
1500check_func getrusage
1501check_func inet_aton
1502check_func memalign
1503check_func mkstemp
1504check_func2 windows.h GetProcessTimes
6ffa87d3 1505
a98bb16d 1506check_header byteswap.h
e16e49ac 1507check_header conio.h
a98bb16d
RP
1508check_header dlfcn.h
1509check_header malloc.h
1510check_header termios.h
1511
1512if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1513 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1514fi
e16e49ac 1515
497237c7 1516enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
57bd82d4 1517
b0c858d8
FR
1518# ffserver uses poll(),
1519# if it's not found we can emulate it using select().
1520if enabled ffserver; then
1521 check_header sys/poll.h
1522fi
1523
57bd82d4
MR
1524# check for some common methods of building with pthread support
1525# do this before the optional library checks as some of them require pthreads
1526if enabled pthreads; then
9e7fd101
MR
1527 if check_func pthread_create; then
1528 :
1529 elif check_func pthread_create -pthread; then
1530 add_cflags -pthread
1531 add_ldflags -pthread
1532 elif check_func pthread_create -pthreads; then
1533 add_cflags -pthreads
1534 add_ldflags -pthreads
1535 elif ! check_lib pthread.h pthread_create -lpthread; then
1536 die "ERROR: can't find pthreads library"
1537 fi
57bd82d4
MR
1538fi
1539
8eee7025 1540for thread in $THREADS_LIST; do
e5f94c2b 1541 if enabled $thread; then
3ae3b721
RP
1542 test -n "$thread_type" &&
1543 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1544 thread_type="$thread"
e5f94c2b
RP
1545 fi
1546done
1547
fdf88598
MR
1548check_lib math.h sin -lm
1549
f32adb22 1550# test for lrintf in math.h
497237c7 1551check_exec <<EOF && enable lrintf || disable lrintf
f32adb22
MR
1552#define _ISOC9X_SOURCE 1
1553#include <math.h>
1554int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
1555EOF
1556
f5a756ef 1557enabled_any libamr_nb libamr_wb && enable libamr
12b61a74 1558
57bd82d4 1559# these are off by default, so fail if requested and not available
79fda097 1560enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7bc5f2a8 1561enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
f5a756ef
DB
1562enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1563enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
f7b8bffe 1564enabled libdc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
79fda097
DB
1565enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1566enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
910c62e1 1567enabled libgsm && require libgsm gsm.h gsm_create -lgsm
6ebe07fb 1568enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
79fda097
DB
1569enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
1570enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
910c62e1
DB
1571enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1572enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
1cc60c47
DB
1573enabled libx264 && require x264 x264.h x264_encoder_open -lx264
1574enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
910c62e1 1575enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1576
6ea67bbb
JR
1577# disable the native AC-3 decoder if liba52 is enabled
1578enabled liba52 && disable ac3_decoder
1579
c13e1abd
FH
1580_restrict=
1581for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1582 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1583void foo(char * $restrict_keyword p);
1584EOF
c13e1abd
FH
1585done
1586
703afd07 1587test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1588
b0268cc0 1589if test "$targetos" = cygwin -o "$targetos" = mingw32 && enabled_all static vhook ; then
497237c7 1590 disable vhook
fbb9d104 1591 echo
b0268cc0 1592 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1593 echo "Patches welcome."
1594 echo
1595fi
1596
8d923001
MR
1597if enabled vhook; then
1598 check_ldflags -rdynamic
1599 check_ldflags -export-dynamic
1600fi
bfd2edeb 1601
eea50282
MR
1602check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1603check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1604
a86b921c 1605##########################################
29799f8b 1606# SDL check
a86b921c 1607
497237c7
RP
1608disable sdl_too_old
1609disable sdl
6a1a892f 1610SDL_CONFIG="${cross_prefix}sdl-config"
225e21ef
MR
1611if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
1612 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1613 temp_cflags $sdl_cflags
dcd479c0 1614 temp_extralibs `"${SDL_CONFIG}" --libs`
225e21ef 1615 if check_lib SDL.h SDL_Init; then
dcd479c0 1616 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1617 if test "$_sdlversion" -lt 121 ; then
497237c7 1618 enable sdl_too_old
dcd479c0 1619 else
497237c7 1620 enable sdl
225e21ef 1621 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a
MR
1622#include <SDL.h>
1623int main(void){
1624 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1625 int w = vi->current_w;
1626 return 0;
1627}
1628EOF
dcd479c0
MR
1629 fi
1630 fi
29f3b38a 1631 restore_flags
c3f6b472 1632fi
57bd82d4 1633
d5697779 1634texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1635
7a91333f 1636##########################################
73b46a95
RP
1637# Network check
1638
1639if enabled network; then
1640 # Prefer arpa/inet.h over winsock2
1641 if check_header arpa/inet.h ; then
1642 check_func closesocket
1643 elif check_header winsock2.h ; then
ea10ddde 1644 network_extralibs="-lws2_32"
73b46a95
RP
1645 check_func2 winsock2.h closesocket
1646 fi
1647fi
1648
1649##########################################
29799f8b 1650# IPv6 check
7a91333f 1651
497237c7 1652enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1653#include <sys/types.h>
1654#include <sys/socket.h>
1655#include <netinet/in.h>
1656#include <netdb.h>
1657int main( void ) {
1658 struct sockaddr_storage saddr;
1659 struct ipv6_mreq mreq6;
1660 getaddrinfo(0,0,0,0);
1661 getnameinfo(0,0,0,0,0,0,0);
12fe88b4 1662 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1663}
1664EOF
1665
06e31011
RP
1666check_header linux/videodev.h
1667check_header linux/videodev2.h
47f38850 1668
f8aa696f 1669# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1670{ check_header dev/bktr/ioctl_meteor.h &&
1671 check_header dev/bktr/ioctl_bt848.h; } ||
1672{ check_header machine/ioctl_meteor.h &&
1673 check_header machine/ioctl_bt848.h; } ||
1674{ check_header dev/video/meteor/ioctl_meteor.h &&
1675 check_header dev/video/bktr/ioctl_bt848.h; } ||
1676check_header dev/ic/bt8xx.h
f8aa696f 1677
c7682de0
RP
1678check_header sys/soundcard.h
1679check_header soundcard.h
deb29777 1680
f58f4ce1 1681# Deal with the x11 frame grabber
56a059ac 1682enabled x11grab &&
f58f4ce1
GP
1683check_header X11/Xlib.h &&
1684check_header X11/extensions/XShm.h &&
1685check_func XOpenDisplay -lX11 &&
06eab4ba 1686check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1687
57bd82d4
MR
1688enabled debug && add_cflags -g
1689
1690# add some useful compiler flags if supported
1691check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1692check_cflags -Wall
1693check_cflags -Wno-switch
c07bd6a9
MN
1694check_cflags -Wdisabled-optimization
1695check_cflags -Wpointer-arith
1696check_cflags -Wredundant-decls
cc1fb623 1697check_cflags -Wno-pointer-sign
5af4e0cc 1698enabled extra_warnings && check_cflags -Winline
cf9d24ad 1699
57bd82d4 1700# add some linker flags
5c0e9479 1701check_ldflags -Wl,--warn-common
e240ee67 1702check_ldflags $LDLATEFLAGS
94a3401e 1703
bd2216e4
MR
1704if enabled small; then
1705 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1706 optimizations="small"
1707elif enabled optimizations; then
b2924696 1708 if test -n "`$cc -v 2>&1 | grep xlc`"; then
30a3e5d4
NP
1709 add_cflags "-O5"
1710 add_ldflags "-O5"
cf9d24ad 1711 else
30a3e5d4 1712 add_cflags "-O3"
cf9d24ad 1713 fi
cddf3f45
GM
1714fi
1715
80581e98 1716# PIC flags for shared library objects where they are needed
5af4e0cc 1717if enabled shared; then
f25fc9b1
MR
1718 # LIBOBJFLAGS may have already been set in the OS configuration
1719 if test -z "$LIBOBJFLAGS" ; then
cc6a90dd 1720 case "$arch" in
35d6cebd 1721 x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
813457e5 1722 esac
80581e98 1723 fi
80581e98
MN
1724fi
1725
90be59ef 1726if enabled gprof; then
30a3e5d4
NP
1727 add_cflags "-p"
1728 add_ldflags "-p"
1db54e20
DB
1729fi
1730
3b26ee47 1731VHOOKCFLAGS="-fPIC"
18451f7d 1732
7f3c02fc 1733# Find out if the .align argument is a power of two or not.
4454dc1b 1734if test $asmalign_pot = "unknown"; then
497237c7
RP
1735 disable asmalign_pot
1736 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1737fi
1738
660db1d6
DB
1739enabled_any $ENCODER_LIST && enable encoders
1740enabled_any $DECODER_LIST && enable decoders
1741enabled_any $MUXER_LIST && enable muxers
1742enabled_any $DEMUXER_LIST && enable demuxers
c08fb000 1743enabled_any $PROTOCOL_LIST && enable protocols
cd61e407 1744enabled_any $BSF_LIST && enable bsfs
f70f03f6 1745
660db1d6 1746enabled_any $THREADS_LIST && enable threads
f70f03f6
MR
1747
1748check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
cd61e407 1749 $BSF_LIST $DEMUXER_LIST $MUXER_LIST $PROTOCOL_LIST
f70f03f6 1750
f7b8bffe 1751enabled libdc1394 && append pkg_requires "libraw1394"
fb2ce7d9
MR
1752enabled libogg && append pkg_requires "ogg >= 1.1"
1753enabled libtheora && append pkg_requires "theora"
1754enabled libvorbis && append pkg_requires "vorbis vorbisenc"
fb2ce7d9 1755
f36958f8
DB
1756echo "install prefix $PREFIX"
1757echo "source path $source_path"
1758echo "C compiler $cc"
1759echo "make $make"
bfd5afd8 1760echo ".align is power-of-two $asmalign_pot"
f36958f8 1761echo "ARCH $arch ($cpu)"
eb94aca9 1762if test "$BUILDSUF" != ""; then
f36958f8 1763 echo "build suffix $BUILDSUF"
eb94aca9 1764fi
0db2ce77 1765echo "big-endian ${bigendian-no}"
419b8784 1766if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1767 echo "MMX enabled ${mmx-no}"
1768 echo "CMOV enabled ${cmov-no}"
1769 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1770 echo "EBX available ${ebx_available-no}"
1771 echo "EBP available ${ebp_available-no}"
e41e8342 1772fi
cc6a90dd 1773if test $arch = "armv4l"; then
0db2ce77
MR
1774 echo "ARMv5TE enabled ${armv5te-no}"
1775 echo "ARMv6 enabled ${armv6-no}"
1776 echo "IWMMXT enabled ${iwmmxt-no}"
eba9ae3c 1777fi
e241ba14 1778if test $arch = "mips"; then
0db2ce77 1779 echo "MMI enabled ${mmi-no}"
e41e8342 1780fi
cc6a90dd 1781if test $arch = "powerpc"; then
0db2ce77
MR
1782 echo "AltiVec enabled ${altivec-no}"
1783 echo "dcbzl available ${dcbzl-no}"
e41e8342 1784fi
0db2ce77
MR
1785echo "gprof enabled ${gprof-no}"
1786echo "debug symbols ${debug-no}"
1787echo "strip symbols ${dostrip-no}"
8400d6b8 1788echo "optimizations ${optimizations-no}"
0db2ce77
MR
1789echo "static ${static-no}"
1790echo "shared ${shared-no}"
1791echo "postprocessing support ${pp-no}"
1792echo "software scaler enabled ${swscaler-no}"
1793echo "video hooking ${vhook-no}"
90be59ef 1794if enabled vhook; then
0db2ce77
MR
1795 echo "Imlib2 support ${imlib2-no}"
1796 echo "FreeType support ${freetype2-no}"
68892110 1797fi
0db2ce77 1798echo "network support ${network-no}"
90be59ef 1799if enabled network; then
0db2ce77 1800 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1801fi
0db2ce77
MR
1802echo "threading support ${thread_type-no}"
1803echo "SDL support ${sdl-no}"
90be59ef 1804if enabled sdl_too_old; then
bfd5afd8
DB
1805 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1806fi
0db2ce77
MR
1807echo "Sun medialib support ${mlib-no}"
1808echo "AVISynth enabled ${avisynth-no}"
1809echo "liba52 support ${liba52-no}"
1810echo "liba52 dlopened ${liba52bin-no}"
1811echo "libamr-nb support ${libamr_nb-no}"
1812echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 1813echo "libdc1394 support ${libdc1394-no}"
0db2ce77
MR
1814echo "libfaac enabled ${libfaac-no}"
1815echo "libfaad enabled ${libfaad-no}"
7e0871a7 1816echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
1817echo "libgsm enabled ${libgsm-no}"
1818echo "libmp3lame enabled ${libmp3lame-no}"
1819echo "libnut enabled ${libnut-no}"
1820echo "libogg enabled ${libogg-no}"
1821echo "libtheora enabled ${libtheora-no}"
1822echo "libvorbis enabled ${libvorbis-no}"
1823echo "x264 enabled ${libx264-no}"
1824echo "XviD enabled ${libxvid-no}"
1825echo "zlib enabled ${zlib-no}"
3ae3b721
RP
1826enabled gpl &&
1827 echo "License: GPL" ||
f25fc9b1 1828 echo "License: LGPL"
de6d9b64 1829
29799f8b 1830echo "Creating config.mak and config.h..."
de6d9b64 1831
29799f8b
DB
1832echo "# Automatically generated by configure - do not modify!" > config.mak
1833echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
1834echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
1835echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 1836echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 1837
2266e085 1838echo "PREFIX=$PREFIX" >> config.mak
c75560ae 1839echo "prefix=\$(DESTDIR)\$(PREFIX)" >> config.mak
22a324da
DB
1840echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
1841echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
1842echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
1843echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
1844echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
4a908fbc 1845echo "MAKE=$make" >> config.mak
980fc7b8
FB
1846echo "CC=$cc" >> config.mak
1847echo "AR=$ar" >> config.mak
be7109c1 1848echo "RANLIB=$ranlib" >> config.mak
78eb6531 1849echo "LDCONFIG=$LDCONFIG" >> config.mak
20369773 1850echo "LN_S=$ln_s" >> config.mak
3ae3b721
RP
1851enabled dostrip &&
1852 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 1853 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 1854
a9b3f630 1855echo "OPTFLAGS=$CFLAGS" >> config.mak
408382a4 1856echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
0f3cb305 1857echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 1858echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 1859echo "SHFLAGS=$SHFLAGS" >> config.mak
408382a4 1860echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 1861echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 1862echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 1863echo "BUILD_STATIC=$static" >> config.mak
eb94aca9 1864echo "BUILDSUF=$BUILDSUF" >> config.mak
c5f14466 1865echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 1866echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 1867echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 1868echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 1869echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
1870echo "SLIBSUF=$SLIBSUF" >> config.mak
1871echo "EXESUF=$EXESUF" >> config.mak
4dc62701 1872
90be59ef 1873if enabled bigendian; then
0f3cb305
FB
1874 echo "WORDS_BIGENDIAN=yes" >> config.mak
1875 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 1876fi
90be59ef 1877if enabled mmx; then
e82c5a8c 1878 echo "#define __CPU__ 586" >> $TMPH
de6d9b64 1879fi
44161118 1880
90be59ef 1881if enabled sdl; then
6a1a892f
FD
1882 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
1883 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 1884fi
90be59ef 1885if enabled texi2html; then
146ea952
NB
1886 echo "BUILD_DOC=yes" >> config.mak
1887fi
5a872801 1888
790c9ca7 1889sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
6d9a2421 1890pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
5a872801
LB
1891lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
1892lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
1893lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
1894
1895
1896
5af4e0cc 1897if enabled shared; then
0319c531 1898 echo "BUILD_SHARED=yes" >> config.mak
97006039 1899 echo "PIC=-fPIC -DPIC" >> config.mak
7e303556
DB
1900 echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
1901 echo "SPPVERSION=$pp_version" >> config.mak
39503a27 1902 echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
5a872801 1903 echo "LAVCVERSION=$lavc_version" >> config.mak
39503a27 1904 echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
5a872801 1905 echo "LAVFVERSION=$lavf_version" >> config.mak
39503a27 1906 echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
5a872801 1907 echo "LAVUVERSION=$lavu_version" >> config.mak
790c9ca7
LA
1908 echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
1909 echo "SWSVERSION=$sws_version" >> config.mak
4bdd05e7 1910 echo "SLIBNAME=${SLIBNAME}" >> config.mak
f3b60109
DB
1911 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
1912 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
5cb854e1 1913 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
8fbec4f4 1914 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
5b5d0491 1915 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 1916fi
d7e27559 1917echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 1918echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 1919
3d907e22
MR
1920print_config ARCH_ $TMPH config.mak $ARCH_LIST
1921print_config HAVE_ $TMPH config.mak $HAVE_LIST
1922print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
1923 $DECODER_LIST \
1924 $ENCODER_LIST \
1925 $PARSER_LIST \
1926 $BSF_LIST \
1927 $DEMUXER_LIST \
1928 $MUXER_LIST \
1929 $PROTOCOL_LIST \
8ac17293 1930
c13e1abd
FH
1931echo "#define restrict $_restrict" >> $TMPH
1932
bd2216e4 1933if enabled small; then
3bf98161 1934 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
1935fi
1936
997baf01
MR
1937echo "SRC_PATH=\"$source_path\"" >> config.mak
1938echo "SRC_PATH_BARE=$source_path" >> config.mak
1939echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 1940
8156056e 1941# Apparently it's not possible to portably echo a backslash.
3ae3b721
RP
1942enabled asmalign_pot &&
1943 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
8156056e 1944 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 1945
bc634f6f 1946
9c05103f
DB
1947echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
1948
9cb2cf10 1949# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
3ae3b721
RP
1950cmp -s $TMPH config.h &&
1951 echo "config.h is unchanged" ||
1952 mv -f $TMPH config.h
3d204385 1953
f3ec2d46 1954rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
def4272a 1955
165af439 1956# build tree in object directory if source path is different from current one
90be59ef 1957if enabled source_path_used; then
165af439
MR
1958 DIRS="\
1959 doc \
165af439
MR
1960 libavcodec \
1961 libavcodec/alpha \
1962 libavcodec/armv4l \
1963 libavcodec/bfin \
1964 libavcodec/i386 \
165af439
MR
1965 libavcodec/mlib \
1966 libavcodec/ppc \
7506d47a 1967 libavcodec/sh4 \
862a70f1
AJ
1968 libavcodec/sparc \
1969 libavformat \
165af439 1970 libavutil \
862a70f1 1971 libpostproc \
165af439
MR
1972 libswscale \
1973 tests \
c07ed8c8 1974 tools \
165af439
MR
1975 vhook \
1976 "
1977 FILES="\
1978 Makefile \
1979 common.mak \
862a70f1 1980 doc/texi2pod.pl \
165af439 1981 libavcodec/Makefile \
862a70f1 1982 libavformat/Makefile \
165af439 1983 libavutil/Makefile \
862a70f1 1984 libpostproc/Makefile \
165af439 1985 libswscale/Makefile \
165af439
MR
1986 "
1987 for dir in $DIRS ; do
1988 mkdir -p $dir
1989 done
1990 for f in $FILES ; do
20369773 1991 $ln_s "$source_path/$f" $f
165af439
MR
1992 done
1993fi
def4272a 1994
def4272a 1995
d0674868 1996# build pkg-config files
77aee36c 1997# FIXME: libdir and includedir are hardcoded and may differ from the real path.
def4272a 1998
d0674868
DB
1999pkgconfig_generate(){
2000name=$1
2001comment=$2
2002version=$3
2003libs=$4
2004requires=$5
2005include=$6
2006cat <<EOF >$name.pc
2266e085 2007prefix=$PREFIX
a94e666c 2008exec_prefix=\${prefix}
def4272a 2009libdir=\${exec_prefix}/lib
a94e666c 2010includedir=\${prefix}/include
def4272a 2011
d0674868
DB
2012Name: $name
2013Description: $comment
2014Version: $version
2015Requires: $requires
def4272a 2016Conflicts:
d0674868
DB
2017Libs: -L\${libdir} $libs
2018Cflags: -I\${includedir} -I\${includedir}/$include
def4272a 2019EOF
d0674868 2020}
def4272a 2021
d0674868
DB
2022pkgconfig_generate_uninstalled(){
2023name=$1
9c476fd6 2024shortname=${name#lib}
d0674868
DB
2025comment=$2
2026version=$3
2027libs=$4
2028requires=$5
2029cat <<EOF >$name-uninstalled.pc
def4272a
AJ
2030prefix=
2031exec_prefix=
d0674868
DB
2032libdir=\${pcfiledir}/$name
2033includedir=\${pcfiledir}/$name
def4272a 2034
d0674868
DB
2035Name: $name
2036Description: $comment
2037Version: $version
2038Requires: $requires
def4272a 2039Conflicts:
d0674868 2040Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2041Cflags: -I\${includedir}
2042EOF
d0674868 2043}
def4272a 2044
9d824ad1 2045pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
d0674868 2046pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
def4272a 2047
d0674868
DB
2048pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
2049pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
def4272a 2050
d0674868
DB
2051pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
2052pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
def4272a 2053
90be59ef 2054if enabled pp; then
2e3bcd38
DB
2055 pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
2056 pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
2057fi
790c9ca7 2058
c839db53 2059if enabled swscaler; then
3d3361e5 2060 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
20c516c6 2061 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
6c0d0413 2062else
3d3361e5 2063 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
d0674868 2064 pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
c505dd31
MR
2065 apply libswscale.pc sed s/^Libs:.*$/Libs:/
2066 apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2067fi