Remove --enable-static and --disable-shared from help output.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
e6b9d588
DB
71 echo " --disable-static do not build static libraries [no]"
72 echo " --enable-shared build shared libraries [no]"
0a23c0bb
DB
73 echo " --enable-gpl allow use of GPL code, the resulting libs"
74 echo " and binaries will be under GPL [no]"
75 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
76 echo " and binaries will be unredistributable [no]"
e6b9d588 77 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 78 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 79 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 80 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 81 echo " --disable-vhook disable video hooking support"
e6b9d588
DB
82 echo " --enable-beosthreads use BeOS threads [no]"
83 echo " --enable-os2threads use OS/2 threads [no]"
84 echo " --enable-pthreads use pthreads [no]"
272081b0 85 echo " --enable-vdpau enable VDPAU support [no]"
e6b9d588
DB
86 echo " --enable-w32threads use Win32 threads [no]"
87 echo " --enable-x11grab enable X11 grabbing [no]"
68178ca9 88 echo " --enable-xvmc enable XvMC support [no]"
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89 echo
90 echo "External library support:"
0a23c0bb
DB
91 echo " --enable-mlib enable Sun medialib [no]"
92 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc
CEH
93 echo " --enable-bzlib enable bzlib [autodetect]"
94 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
95 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 96 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
DB
97 echo " and libraw1394 [no]"
98 echo " --enable-libdirac enable Dirac support via libdirac [no]"
99 echo " --enable-libfaac enable FAAC support via libfaac [no]"
100 echo " --enable-libfaad enable FAAD support via libfaad [no]"
101 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
102 echo " --enable-libgsm enable GSM support via libgsm [no]"
103 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 104 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 105 echo " native (de)muxer exists [no]"
e6b9d588
DB
106 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
107 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
108 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 109 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
e6b9d588
DB
110 echo " native implementation exists [no]"
111 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 112 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 113 echo " native MPEG-4/Xvid encoder exists [no]"
27cb5cbc 114 echo " --enable-zlib enable zlib [autodetect]"
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115 echo ""
116 echo "Advanced options (experts only):"
117 echo " --source-path=PATH path to source code [$source_path]"
118 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 119 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 120 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
121 echo " --target-exec=CMD command to run executables on target"
122 echo " --target-path=DIR path to view of build directory on target"
89641463 123 echo " --nm=NM use nm tool"
15396d5c 124 echo " --cc=CC use C compiler CC [$cc_default]"
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MR
125 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
126 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
127 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
128 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
74c53c2d
MR
129 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
130 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
131 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 132 echo " --extra-version=STRING version string suffix []"
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DB
133 echo " --build-suffix=SUFFIX library name suffix []"
134 echo " --arch=ARCH select architecture [$arch]"
135 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 136 echo " instruction selection, may crash on older CPUs)"
2b4c3615 137 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 138 echo " (requires enabling PMC)"
4f50c3d5 139 echo " --disable-altivec disable AltiVec optimizations"
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DB
140 echo " --disable-mmx disable MMX optimizations"
141 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 142 echo " --disable-sse disable SSE optimizations"
0a23c0bb
DB
143 echo " --disable-ssse3 disable SSSE3 optimizations"
144 echo " --disable-armv5te disable armv5te optimizations"
145 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 146 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 147 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 148 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
149 echo " --disable-mmi disable MMI optimizations"
150 echo " --disable-neon disable neon optimizations"
151 echo " --disable-vis disable VIS optimizations"
e6b9d588 152 echo " --disable-network disable network support [no]"
0a23c0bb 153 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 154 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 155 echo " MPEG audio decoding [no]"
e8ed9b7a 156 echo " --disable-aandct disable AAN DCT code"
49276307
DB
157 echo " --disable-fft disable FFT code"
158 echo " --disable-golomb disable Golomb code"
159 echo " --disable-mdct disable MDCT code"
cde9e780 160 echo " --enable-gray enable full grayscale support (slower color)"
a0d8a50b 161 echo " --disable-fastdiv disable table-based division"
786b30af 162 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 163 echo " --disable-ffplay disable ffplay build"
4f50c3d5 164 echo " --disable-ffserver disable ffserver build"
74c53c2d 165 echo " --enable-small optimize for size instead of speed"
3abe5fbd 166 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 167 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 168 echo " --enable-beos-netserver enable BeOS netserver"
0a23c0bb
DB
169 echo " --disable-encoder=NAME disable encoder NAME"
170 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 171 echo " --disable-encoders disable all encoders"
0a23c0bb
DB
172 echo " --disable-decoder=NAME disable decoder NAME"
173 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
174 echo " --disable-decoders disable all decoders"
175 echo " --disable-muxer=NAME disable muxer NAME"
176 echo " --enable-muxer=NAME enable muxer NAME"
177 echo " --disable-muxers disable all muxers"
178 echo " --disable-demuxer=NAME disable demuxer NAME"
179 echo " --enable-demuxer=NAME enable demuxer NAME"
180 echo " --disable-demuxers disable all demuxers"
181 echo " --enable-parser=NAME enable parser NAME"
182 echo " --disable-parser=NAME disable parser NAME"
183 echo " --disable-parsers disable all parsers"
184 echo " --enable-bsf=NAME enable bitstream filter NAME"
185 echo " --disable-bsf=NAME disable bitstream filter NAME"
186 echo " --disable-bsfs disable all bitstream filters"
187 echo " --enable-protocol=NAME enable protocol NAME"
188 echo " --disable-protocol=NAME disable protocol NAME"
189 echo " --disable-protocols disable all protocols"
49276307
DB
190 echo " --disable-indevs disable input devices"
191 echo " --disable-outdevs disable output devices"
0a23c0bb
DB
192 echo " --disable-devices disable all devices"
193 echo " --enable-filter=NAME enable filter NAME"
194 echo " --disable-filter=NAME disable filter NAME"
195 echo " --disable-filters disable all filters"
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PI
196 echo " --list-decoders show all available decoders"
197 echo " --list-encoders show all available encoders"
198 echo " --list-muxers show all available muxers"
199 echo " --list-demuxers show all available demuxers"
200 echo " --list-parsers show all available parsers"
201 echo " --list-protocols show all available protocols"
202 echo " --list-bsfs show all available bitstream filters"
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DB
203 echo " --list-indevs show all available input devices"
204 echo " --list-outdevs show all available output devices"
1865259f 205 echo " --list-filters show all available filters"
0a622b98
MR
206 echo
207 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 208 echo " --disable-debug disable debugging symbols"
b7d49373 209 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 210 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 211 echo " --disable-optimizations disable compiler optimizations"
0a622b98 212 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 213 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
214 echo ""
215 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 216 exit 0
74c53c2d 217}
cf9d24ad 218
57bd82d4 219log(){
2270b4b2 220 echo "$@" >> $logfile
57bd82d4
MR
221}
222
720c69da 223log_file(){
c8e9f801 224 log BEGIN $1
2270b4b2 225 pr -n -t $1 >> $logfile
c8e9f801
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226 log END $1
227}
228
2ba042a7 229echolog(){
c8e9f801 230 log "$@"
57bd82d4 231 echo "$@"
2ba042a7
MR
232}
233
234die(){
235 echolog "$@"
236 cat <<EOF
237If you think configure made a mistake, make sure you are using the latest
238version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 239ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 240EOF
e155a21a 241 if disabled logging; then
2ba042a7 242 cat <<EOF
e155a21a
DB
243Rerun configure with logging enabled (do not use --disable-logging), and
244include the log this produces with your report.
2ba042a7
MR
245EOF
246 else
247cat <<EOF
e155a21a
DB
248Include the log file "$logfile" produced by configure as this will help
249solving the problem.
2ba042a7
MR
250EOF
251 fi
cea0ac52 252 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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253 exit 1
254}
255
6c6007d6 256# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 257toupper(){
6c6007d6 258 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
259}
260
4a5444db 261tolower(){
6c6007d6 262 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
263}
264
a8d04fba
MR
265set_all(){
266 value=$1
267 shift
268 for var in $*; do
269 eval $var=$value
270 done
271}
272
72a43668
MR
273set_weak(){
274 value=$1
275 shift
276 for var; do
277 eval : \${$var:=$value}
278 done
279}
280
799c9e9b
MR
281pushvar(){
282 for var in $*; do
283 eval level=\${${var}_level:=0}
284 eval ${var}_${level}="\$$var"
285 eval ${var}_level=$(($level+1))
286 done
287}
288
289popvar(){
290 for var in $*; do
291 eval level=\${${var}_level:-0}
292 test $level = 0 && continue
293 eval level=$(($level-1))
294 eval $var="\${${var}_${level}}"
295 eval ${var}_level=$level
296 eval unset ${var}_${level}
297 done
298}
299
a8d04fba
MR
300enable(){
301 set_all yes $*
302}
303
304disable(){
305 set_all no $*
306}
307
72a43668
MR
308enable_weak(){
309 set_weak yes $*
310}
311
312disable_weak(){
313 set_weak no $*
314}
315
f9d328da
MR
316do_enable_deep(){
317 for var; do
318 enabled $var && continue
319 eval sel="\$${var}_select"
c510c7b5
MR
320 eval sgs="\$${var}_suggest"
321 pushvar var sgs
f9d328da 322 enable_deep $sel
c510c7b5
MR
323 popvar sgs
324 enable_deep_weak $sgs
f9d328da
MR
325 popvar var
326 done
327}
328
329enable_deep(){
330 do_enable_deep $*
331 enable $*
332}
333
72a43668
MR
334enable_deep_weak(){
335 do_enable_deep $*
336 enable_weak $*
337}
338
57bd82d4 339enabled(){
3250003c
MR
340 test "${1#!}" = "$1" && op== || op=!=
341 eval test "x\$${1#!}" $op "xyes"
44161118
MR
342}
343
37970ebf 344disabled(){
3250003c
MR
345 test "${1#!}" = "$1" && op== || op=!=
346 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
347}
348
44161118
MR
349enabled_all(){
350 for opt; do
351 enabled $opt || return 1
352 done
353}
354
85bca2c5
DB
355disabled_all(){
356 for opt; do
357 disabled $opt || return 1
358 done
359}
360
44161118
MR
361enabled_any(){
362 for opt; do
363 enabled $opt && return 0
364 done
365}
366
85bca2c5
DB
367disabled_any(){
368 for opt; do
369 disabled $opt && return 0
370 done
f7b230a7 371 return 1
85bca2c5
DB
372}
373
c9d19248
MR
374set_default(){
375 for opt; do
88268e94 376 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
377 done
378}
379
4a0d6686
AJ
380is_in(){
381 value=$1
382 shift
383 for var in $*; do
384 [ $var = $value ] && return 0
385 done
386 return 1
387}
388
30fd06be
MR
389check_deps(){
390 for cfg; do
3250003c 391 cfg="${cfg#!}"
799c9e9b
MR
392 enabled ${cfg}_checking && die "Circular dependency for $cfg."
393 disabled ${cfg}_checking && continue
394 enable ${cfg}_checking
395
30fd06be
MR
396 eval dep_all="\$${cfg}_deps"
397 eval dep_any="\$${cfg}_deps_any"
7ef3425f 398 eval dep_sel="\$${cfg}_select"
c510c7b5 399 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 400
c510c7b5
MR
401 pushvar cfg dep_all dep_any dep_sel dep_sgs
402 check_deps $dep_all $dep_any $dep_sel $dep_sgs
403 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 404
6a702d4c
MR
405 enabled_all $dep_all || disable $cfg
406 enabled_any $dep_any || disable $cfg
7ef3425f 407 disabled_any $dep_sel && disable $cfg
799c9e9b 408
4ec45764
RP
409 if enabled $cfg; then
410 eval dep_extralibs="\$${cfg}_extralibs"
411 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 412 enable_deep $dep_sel
c510c7b5 413 enable_deep_weak $dep_sgs
4ec45764
RP
414 fi
415
799c9e9b 416 disable ${cfg}_checking
30fd06be
MR
417 done
418}
419
44161118
MR
420print_config(){
421 pfx=$1
422 header=$2
423 makefile=$3
424 shift 3
425 for cfg; do
3d907e22 426 ucname="`toupper $cfg`"
44161118 427 if enabled $cfg; then
3d907e22 428 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
429 echo "${pfx}${ucname}=yes" >> $makefile
430 else
b250f9c6 431 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
432 fi
433 done
57bd82d4
MR
434}
435
436flags_saved(){
2270b4b2 437 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
438}
439
dcd479c0 440save_flags(){
57bd82d4 441 flags_saved && return
dcd479c0
MR
442 SAVE_CFLAGS="$CFLAGS"
443 SAVE_LDFLAGS="$LDFLAGS"
444 SAVE_extralibs="$extralibs"
445}
446
447restore_flags(){
f5d28d10 448 flags_saved || return
dcd479c0
MR
449 CFLAGS="$SAVE_CFLAGS"
450 LDFLAGS="$SAVE_LDFLAGS"
451 extralibs="$SAVE_extralibs"
452 unset SAVE_CFLAGS
453 unset SAVE_LDFLAGS
454 unset SAVE_extralibs
455}
456
457temp_cflags(){
458 save_flags
459 CFLAGS="$CFLAGS $*"
460}
461
462temp_ldflags(){
463 save_flags
464 LDFLAGS="$LDFLAGS $*"
465}
466
467temp_extralibs(){
468 save_flags
469 extralibs="$extralibs $*"
470}
471
57bd82d4
MR
472append(){
473 var=$1
474 shift
475 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
476 eval "$var=\"\$$var $*\""
477}
478
479add_cflags(){
480 append CFLAGS "$@"
481}
482
483add_ldflags(){
484 append LDFLAGS "$@"
485}
486
487add_extralibs(){
488 append extralibs "$@"
489}
490
b0cfb663 491check_cmd(){
b3cb5d51 492 log "$@"
2270b4b2 493 "$@" >> $logfile 2>&1
b0cfb663
MR
494}
495
dcd479c0 496check_cc(){
57bd82d4 497 log check_cc "$@"
2270b4b2 498 cat > $TMPC
720c69da 499 log_file $TMPC
b0cfb663 500 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
501}
502
503check_cpp(){
504 log check_cpp "$@"
2270b4b2 505 cat > $TMPC
720c69da 506 log_file $TMPC
b0cfb663 507 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
508}
509
940f335a
MR
510check_asm(){
511 log check_asm "$@"
512 name="$1"
513 asm="$2"
514 shift 2
515 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 516void foo(void){ __asm__ volatile($asm); }
940f335a
MR
517EOF
518}
519
304d586d
LM
520check_yasm(){
521 log check_yasm "$@"
522 echo "$1" > $TMPS
523 log_file $TMPS
524 shift 1
525 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
526}
527
dcd479c0 528check_ld(){
57bd82d4 529 log check_ld "$@"
0607887f 530 check_cc || return
3155a644
MR
531 flags=''
532 libs=''
533 for f; do
534 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
535 done
536 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
537}
538
539check_cflags(){
57bd82d4
MR
540 log check_cflags "$@"
541 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
542int x;
543EOF
544}
545
546check_ldflags(){
57bd82d4
MR
547 log check_ldflags "$@"
548 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 549int main(void){ return 0; }
dcd479c0
MR
550EOF
551}
552
553check_header(){
57bd82d4 554 log check_header "$@"
dcd479c0
MR
555 header=$1
556 shift
d8bc5f06
MR
557 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
558 disable $var
559 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
560#include <$header>
561int x;
562EOF
563}
564
565check_func(){
57bd82d4 566 log check_func "$@"
dcd479c0
MR
567 func=$1
568 shift
d8bc5f06
MR
569 disable $func
570 check_ld "$@" <<EOF && enable $func
dcd479c0 571extern int $func();
c23a0ac8 572int main(void){ $func(); }
dcd479c0
MR
573EOF
574}
575
2446d3d6
DB
576check_func_headers(){
577 log check_func_headers "$@"
f8d7b072
MR
578 headers=$1
579 func=$2
580 shift 2
581 disable $func
582 incs=""
583 for hdr in $headers; do
584 incs="$incs
585#include <$hdr>"
586 done
587 check_ld "$@" <<EOF && enable $func
588$incs
d6773f56 589int main(int argc, char **argv){
f8d7b072
MR
590 (void) $func;
591 return 0;
592}
593EOF
594}
595
a5344cf7
SS
596check_cpp_condition(){
597 log check_cpp_condition "$@"
598 header=$1
599 condition=$2
600 check_cpp <<EOF
601#include <$header>
602#if !($condition)
603#error "unsatisfied condition: $condition"
604#endif
605EOF
606}
607
57bd82d4
MR
608check_lib(){
609 log check_lib "$@"
610 header="$1"
611 func="$2"
612 shift 2
fcfcde17
MR
613 temp_extralibs "$@"
614 check_header $header && check_func $func && add_extralibs "$@"
615 err=$?
616 restore_flags
617 return $err
57bd82d4
MR
618}
619
f8d7b072
MR
620check_lib2(){
621 log check_lib2 "$@"
622 headers="$1"
623 func="$2"
624 shift 2
625 temp_extralibs "$@"
2446d3d6 626 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
627 err=$?
628 restore_flags
629 return $err
630}
631
dcd479c0 632check_exec(){
2270b4b2 633 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
634}
635
7dfef245
MR
636check_exec_crash(){
637 code=`cat`
638
639 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
640 # are safe but may not be available everywhere. Thus we use
641 # raise(SIGTERM) instead. The check is run in a subshell so we
642 # can redirect the "Terminated" message from the shell. SIGBUS
643 # is not defined by standard C so it is used conditionally.
644
2270b4b2 645 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
646#include <signal.h>
647static void sighandler(int sig){
648 raise(SIGTERM);
649}
e5af4a11 650int main(void){
7dfef245
MR
651 signal(SIGILL, sighandler);
652 signal(SIGFPE, sighandler);
653 signal(SIGSEGV, sighandler);
654#ifdef SIGBUS
655 signal(SIGBUS, sighandler);
656#endif
657 { $code }
658}
659EOF
660}
661
72be9e73
DY
662check_type(){
663 log check_type "$@"
664 headers=$1
665 type=$2
666 shift 2
667 disable $type
668 incs=""
669 for hdr in $headers; do
670 incs="$incs
671#include <$hdr>"
672 done
673 check_cc "$@" <<EOF && enable $type
674$incs
675$type v;
676EOF
677}
678
57bd82d4
MR
679require(){
680 name="$1"
681 header="$2"
682 func="$3"
683 shift 3
684 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
685}
686
f8d7b072
MR
687require2(){
688 name="$1"
689 headers="$2"
690 func="$3"
691 shift 3
692 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
693}
694
eea50282
MR
695check_foo_config(){
696 cfg=$1
697 pkg=$2
698 header=$3
699 func=$4
700 shift 4
701 disable $cfg
702 check_cmd ${pkg}-config --version
703 err=$?
704 if test "$err" = 0; then
705 temp_cflags `${pkg}-config --cflags`
706 temp_extralibs `${pkg}-config --libs`
707 check_lib "$@" $header $func && enable $cfg
708 fi
709 return $err
710}
711
c505dd31
MR
712apply(){
713 file=$1
714 shift
715 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
716}
717
dcd61286
DB
718# CONFIG_LIST contains configurable options, while HAVE_LIST is for
719# system-dependent things.
720
4a0d6686
AJ
721COMPONENT_LIST="
722 bsfs
723 decoders
724 demuxers
725 encoders
3cde40aa 726 filters
c552605c 727 indevs
4a0d6686 728 muxers
c552605c 729 outdevs
4a0d6686
AJ
730 parsers
731 protocols
732"
733
734CONFIG_LIST="
735 $COMPONENT_LIST
e8ed9b7a 736 aandct
f7679c54
VS
737 avfilter
738 avfilter_lavf
c88f5d72
MR
739 avisynth
740 beos_netserver
f402916e 741 bzlib
27a9466b 742 fastdiv
c88f5d72
MR
743 ffmpeg
744 ffplay
745 ffserver
1848f7d9 746 fft
4f034993 747 golomb
c88f5d72 748 gpl
ecfc4f44 749 gprof
d8d0d0b2 750 gray
3abe5fbd 751 hardcoded_tables
c88f5d72 752 ipv6
f5a756ef
DB
753 libamr_nb
754 libamr_wb
f7b8bffe 755 libdc1394
690bfceb 756 libdirac
2eed5a46
DB
757 libfaac
758 libfaad
759 libfaadbin
c88f5d72 760 libgsm
6ebe07fb 761 libmp3lame
c88f5d72 762 libnut
f7cd9eed 763 libschroedinger
ae14f311 764 libspeex
150d2772 765 libtheora
c88f5d72 766 libvorbis
1cc60c47
DB
767 libx264
768 libxvid
47a158cb 769 mdct
c88f5d72 770 memalign_hack
a8150374 771 mlib
c88f5d72
MR
772 mpegaudio_hp
773 network
3fe142e2 774 nonfree
4a24ab64 775 postproc
2b4c3615 776 powerpc_perf
2e35e684 777 shared
bd2216e4 778 small
2e35e684 779 static
13ca50f3 780 swscale
272081b0 781 vdpau
c88f5d72 782 vhook
56a059ac 783 x11grab
68178ca9 784 xvmc
c88f5d72 785 zlib
4a0d6686 786"
c88f5d72 787
8eee7025
DB
788THREADS_LIST='
789 beosthreads
d22e8442 790 os2threads
8eee7025
DB
791 pthreads
792 w32threads
793'
794
3f5b56e5
MR
795ARCH_LIST='
796 alpha
a2fc0f6a 797 arm
3f5b56e5
MR
798 bfin
799 ia64
800 m68k
801 mips
802 parisc
79cb09b2 803 ppc
3f5b56e5
MR
804 s390
805 sh4
806 sparc
807 sparc64
808 x86
809 x86_32
810 x86_64
811'
812
813ARCH_EXT_LIST='
1ac9331a 814 altivec
1ac9331a 815 armv5te
edab3048 816 armv6
ab5cb084 817 armv6t2
f55b299a 818 armvfp
3f5b56e5
MR
819 iwmmxt
820 mmi
821 mmx
d7f0920b 822 mmx2
6b18d278 823 neon
799fde37 824 ppc4xx
1bb04d5a 825 sse
9eeed841 826 ssse3
bd9d34a0 827 vis
3f5b56e5
MR
828'
829
830HAVE_LIST="
831 $ARCH_EXT_LIST
832 $THREADS_LIST
833 altivec_h
c9fdab0d 834 arpa_inet_h
6bd859d6 835 bswap
ecf97f22 836 closesocket
1ac9331a 837 cmov
e16e49ac 838 conio_h
c88f5d72 839 dcbzl
f8aa696f
DB
840 dev_bktr_ioctl_bt848_h
841 dev_bktr_ioctl_meteor_h
842 dev_ic_bt8xx_h
843 dev_video_meteor_ioctl_meteor_h
844 dev_video_bktr_ioctl_bt848_h
18b67ae5 845 dlfcn_h
c88f5d72 846 dlopen
bc574408 847 dos_paths
245626d0
DB
848 ebp_available
849 ebx_available
c2a29455 850 fast_64bit
7073e9fc 851 fast_cmov
7b829d2a 852 fast_unaligned
9d99cc5a 853 fork
c88f5d72 854 freetype2
da9e86f8 855 gethrtime
4e68cb8a 856 GetProcessTimes
66be5b45 857 getrusage
c88f5d72 858 imlib2
2e1913b1 859 inet_aton
61d251db 860 inline_asm
0b4a1821
AS
861 libdc1394_1
862 libdc1394_2
a33cab3a
MK
863 llrint
864 lrint
c88f5d72 865 lrintf
f8aa696f
DB
866 machine_ioctl_bt848_h
867 machine_ioctl_meteor_h
c88f5d72
MR
868 malloc_h
869 memalign
6ffa87d3 870 mkstemp
b4e806b2 871 pld
1f91cdce 872 posix_memalign
9cafbd6c 873 ppc64
a33cab3a
MK
874 round
875 roundf
c88f5d72
MR
876 sdl
877 sdl_video_size
b507ebd1 878 setmode
72be9e73 879 socklen_t
deb29777 880 soundcard_h
f8cda19e 881 poll_h
b58412f1 882 sys_mman_h
b091aa44 883 sys_resource_h
81644c2e 884 sys_select_h
deb29777 885 sys_soundcard_h
1b6e8b73 886 sys_videoio_h
e16e49ac 887 termios_h
b265431e 888 threads
7b04b8a0 889 truncf
6ff3f3e7 890 winsock2_h
304d586d 891 yasm
0cb78cef 892"
44161118 893
b6bb00b0
MR
894# options emitted with CONFIG_ prefix but not available on command line
895CONFIG_EXTRA="
896 fft_mmx
40b509b3 897 oldscaler
b6bb00b0
MR
898"
899
520cc7f1 900CMDLINE_SELECT="
3f5b56e5 901 $ARCH_EXT_LIST
520cc7f1 902 $CONFIG_LIST
8eee7025 903 $THREADS_LIST
db6107b6 904 cross_compile
520cc7f1
MR
905 debug
906 extra_warnings
8c6afa4d 907 logging
d2bbb2f7 908 optimizations
87a0fb62 909 stripping
520cc7f1 910"
426be5dc
DB
911
912PATHS_LIST='
d156bede 913 bindir
26759c44
MR
914 incdir
915 libdir
26759c44
MR
916 mandir
917 prefix
918 shlibdir
426be5dc
DB
919'
920
921CMDLINE_SET="
922 $PATHS_LIST
923 arch
924 build_suffix
925 cc
926 cpu
927 cross_prefix
ac63af34 928 extra_version
9da6609f
MR
929 host_cc
930 host_cflags
931 host_ldflags
932 host_libs
426be5dc 933 logfile
89641463 934 nm
26759c44 935 source_path
a7ada2ba 936 target_exec
26759c44 937 target_os
a7ada2ba 938 target_path
426be5dc 939"
520cc7f1 940
912f3148
DB
941# code dependency declarations
942
9eeed841 943# architecture extensions
79cb09b2 944altivec_deps="ppc"
a2fc0f6a
MR
945armv5te_deps="arm"
946armv6_deps="arm"
ab5cb084 947armv6t2_deps="arm"
a2fc0f6a
MR
948armvfp_deps="arm"
949iwmmxt_deps="arm"
e241ba14 950mmi_deps="mips"
9eeed841 951mmx_deps="x86"
fbef871d 952mmx2_deps="x86 mmx"
a2fc0f6a 953neon_deps="arm"
799fde37 954ppc4xx_deps="ppc"
1bb04d5a
RP
955sse_deps="mmx"
956ssse3_deps="x86 sse"
bd9d34a0 957vis_deps="sparc"
9eeed841 958
b6bb00b0
MR
959# common features
960fft_suggest="fft_mmx"
961fft_mmx_deps="mmx yasm"
40b509b3 962oldscaler_deps="!swscale"
b6bb00b0 963
912f3148 964# decoders / encoders
47a158cb 965aac_decoder_select="fft mdct"
d8d12c15 966ac3_decoder_deps="gpl"
47a158cb
MR
967ac3_decoder_select="fft mdct"
968atrac3_decoder_select="fft mdct"
4f034993 969cavs_decoder_select="golomb"
47a158cb 970cook_decoder_select="fft mdct"
2eef7c62 971cscd_decoder_suggest="zlib"
47a158cb 972dca_decoder_select="fft mdct"
e8ed9b7a 973dnxhd_encoder_select="aandct"
2eef7c62 974dxa_decoder_select="zlib"
406ab5cc 975eac3_decoder_deps="gpl"
47a158cb 976eac3_decoder_select="fft mdct"
e8ed9b7a 977eatgq_decoder_select="aandct"
4f034993
MR
978ffv1_decoder_select="golomb"
979flac_decoder_select="golomb"
980flac_encoder_select="golomb"
2eef7c62
AJ
981flashsv_decoder_select="zlib"
982flashsv_encoder_select="zlib"
e8ed9b7a
DB
983flv_encoder_select="aandct"
984h261_encoder_select="aandct"
985h263_encoder_select="aandct"
986h263p_encoder_select="aandct"
4f034993 987h264_decoder_select="golomb"
369122dd 988h264_vdpau_decoder_deps="vdpau"
47a158cb 989imc_decoder_select="fft mdct"
4f034993
MR
990jpegls_decoder_select="golomb"
991jpegls_encoder_select="golomb"
e8ed9b7a 992ljpeg_encoder_select="aandct"
4f034993 993loco_decoder_select="golomb"
e8ed9b7a
DB
994mjpeg_encoder_select="aandct"
995mpeg1video_encoder_select="aandct"
996mpeg2video_encoder_select="aandct"
997mpeg4_encoder_select="aandct"
d37edddc 998mpeg_vdpau_decoder_deps="vdpau"
2b324225 999mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 1000mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
1001msmpeg4v1_encoder_select="aandct"
1002msmpeg4v2_encoder_select="aandct"
1003msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1004nellymoser_decoder_select="fft mdct"
1005nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1006png_decoder_select="zlib"
1007png_encoder_select="zlib"
47a158cb 1008qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1009rv10_encoder_select="aandct"
1010rv20_encoder_select="aandct"
4f034993
MR
1011shorten_decoder_select="golomb"
1012sonic_decoder_select="golomb"
1013sonic_encoder_select="golomb"
1014sonic_ls_encoder_select="golomb"
1015svq3_decoder_select="golomb"
bee2eac5 1016svq3_decoder_suggest="zlib"
2eef7c62
AJ
1017tiff_decoder_suggest="zlib"
1018tiff_encoder_suggest="zlib"
1019tscc_decoder_select="zlib"
c5b42f4a 1020vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1021vorbis_decoder_select="fft mdct"
1022vorbis_encoder_select="fft mdct"
1023wmav1_decoder_select="fft mdct"
1024wmav1_encoder_select="fft mdct"
1025wmav2_decoder_select="fft mdct"
1026wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1027wmv1_encoder_select="aandct"
1028wmv2_encoder_select="aandct"
c5b42f4a 1029wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1030zlib_decoder_select="zlib"
1031zlib_encoder_select="zlib"
1032zmbv_decoder_select="zlib"
1033zmbv_encoder_select="zlib"
30fd06be 1034
912f3148 1035# external libraries
f5a756ef
DB
1036libamr_nb_decoder_deps="libamr_nb"
1037libamr_nb_encoder_deps="libamr_nb"
1038libamr_wb_decoder_deps="libamr_wb"
1039libamr_wb_encoder_deps="libamr_wb"
1b71f045 1040libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1041libdirac_encoder_deps="libdirac"
c9171a83 1042libfaac_encoder_deps="libfaac"
69ddbd1d 1043libfaad_decoder_deps="libfaad"
4ec45764 1044libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1045libgsm_decoder_deps="libgsm"
1046libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1047libgsm_ms_decoder_deps="libgsm"
1048libgsm_ms_encoder_deps="libgsm"
1cc60c47 1049libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1050libschroedinger_decoder_deps="libschroedinger"
1051libschroedinger_encoder_deps="libschroedinger"
ae14f311 1052libspeex_decoder_deps="libspeex"
150d2772 1053libtheora_encoder_deps="libtheora"
b0caf888 1054libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1055libx264_encoder_deps="libx264"
1056libxvid_encoder_deps="libxvid"
13566c31 1057mpeg4aac_decoder_deps="libfaad"
272081b0 1058vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1059
912f3148 1060# demuxers / muxers
03a76ba9 1061ac3_demuxer_deps="ac3_parser"
50383e88 1062audio_beos_demuxer_deps="audio_beos"
4ec45764 1063audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1064audio_beos_muxer_deps="audio_beos"
4ec45764 1065audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1066avisynth_demuxer_deps="avisynth"
73483024 1067bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1068dirac_demuxer_deps="dirac_parser"
fe9bb347 1069dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1070libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1071libnut_demuxer_deps="libnut"
1072libnut_muxer_deps="libnut"
2eef7c62
AJ
1073matroska_demuxer_suggest="zlib bzlib"
1074mov_demuxer_suggest="zlib"
4bd8e17c 1075mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1076oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1077oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1078redir_demuxer_deps="network"
8eb793c4 1079rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1080rtsp_demuxer_deps="sdp_demuxer"
1081sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1082v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1083v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1084vfwcap_demuxer_deps="capCreateCaptureWindow"
1085vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1086x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1087x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1088
912f3148 1089# protocols
c08fb000
AB
1090http_protocol_deps="network"
1091rtp_protocol_deps="udp_protocol"
1092tcp_protocol_deps="network"
1093udp_protocol_deps="network"
1094
f7679c54 1095# filters
81124ba0 1096movie_filter_deps="avfilter_lavf"
f7679c54 1097
912f3148 1098# programs
fa859b4d 1099ffplay_deps="sdl"
6ad42348 1100ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1101ffserver_extralibs='$ldl'
1102vhook_extralibs='$ldl'
a2830dca 1103
912f3148 1104
de6d9b64 1105# default parameters
8a608357 1106
2ba042a7 1107logfile="config.err"
8a608357
MR
1108
1109# installation paths
c9d19248
MR
1110prefix_default="/usr/local"
1111bindir_default='${prefix}/bin'
1112incdir_default='${prefix}/include'
1113libdir_default='${prefix}/lib'
1114mandir_default='${prefix}/share/man'
1115shlibdir_default="$libdir_default"
8a608357
MR
1116
1117# toolchain
11e6d03a 1118ar="ar"
13c7df3d 1119cc_default="gcc"
9da6609f 1120host_cc_default="gcc"
11e6d03a 1121ln_s="ln -sf"
89641463 1122nm_default="nm"
11e6d03a 1123objformat="elf"
be7109c1 1124ranlib="ranlib"
0f3cb305 1125strip="strip"
11e6d03a 1126yasmexe="yasm"
8a608357
MR
1127
1128# machine
cc6a90dd 1129arch=`uname -m`
38d0a8aa 1130cpu="generic"
8a608357 1131
8a608357 1132# OS
4f854758 1133target_os=$(tolower $(uname -s))
8a608357 1134
8a608357 1135# configurable options
497237c7 1136enable debug
497237c7
RP
1137enable ffmpeg
1138enable ffplay
1139enable ffserver
1140enable ipv6
497237c7
RP
1141enable mpegaudio_hp
1142enable network
40b509b3 1143enable oldscaler
8400d6b8 1144enable optimizations
497237c7 1145enable protocols
530dc538 1146enable static
87a0fb62 1147enable stripping
8a608357
MR
1148vhook="default"
1149
8a608357 1150# build settings
11a9d3e8 1151add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1152SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1153VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1154FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1155LIBPREF="lib"
1156LIBSUF=".a"
c5f14466
RP
1157FULLNAME='$(NAME)$(BUILDSUF)'
1158LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1159SLIBPREF="lib"
1160SLIBSUF=".so"
c5f14466 1161SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1162SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1163SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1164LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1165
9da6609f
MR
1166host_cflags='-O3 -g -Wall'
1167host_libs='-lm'
1168
a7ada2ba
MR
1169target_path='.'
1170
0d7dca36
DB
1171# gcc stupidly only outputs the basename of targets with -MM, but we need the
1172# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1173DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1174
c597172e
MR
1175# find source path
1176source_path="`dirname \"$0\"`"
497237c7 1177enable source_path_used
c597172e
MR
1178if test -z "$source_path" -o "$source_path" = "." ; then
1179 source_path="`pwd`"
497237c7 1180 disable source_path_used
c597172e
MR
1181else
1182 source_path="`cd \"$source_path\"; pwd`"
1183 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1184 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1185fi
1186
c597172e
MR
1187FFMPEG_CONFIGURATION="$@"
1188
73ef8980
MR
1189find_things(){
1190 thing=$1
1191 pattern=$2
1192 file=$source_path/$3
932ccf39 1193 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1194}
1195
1196ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1197DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1198PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1199BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1200MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1201DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1202OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1203INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1204PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1205FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1206
7483e694
DB
1207enable $ARCH_EXT_LIST \
1208 $DECODER_LIST \
1209 $ENCODER_LIST \
1210 $PARSER_LIST \
1211 $BSF_LIST \
1212 $DEMUXER_LIST \
1213 $MUXER_LIST \
f7679c54 1214 $FILTER_LIST \
7483e694
DB
1215 $PROTOCOL_LIST \
1216 $INDEV_LIST \
1217 $OUTDEV_LIST \
c597172e
MR
1218
1219die_unknown(){
1220 echo "Unknown option \"$1\"."
1221 echo "See $0 --help for available options."
1222 exit 1
1223}
1224
794f8e97 1225show_list() {
bf0c4afa
RP
1226 suffix=_$1
1227 shift
1228 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1229 exit 0
1230}
1231
c597172e 1232for opt do
7483e694
DB
1233 optval="${opt#*=}"
1234 case "$opt" in
0f010b2f 1235 --extra-cflags=*) add_cflags $optval
7483e694 1236 ;;
0f010b2f 1237 --extra-ldflags=*) add_ldflags $optval
7483e694 1238 ;;
0f010b2f 1239 --extra-libs=*) add_extralibs $optval
7483e694 1240 ;;
8fb1cb58 1241 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1242 ;;
40bcf4c7
BL
1243 --enable-debug=*) debuglevel="$optval"
1244 ;;
7483e694
DB
1245 --enable-*=*|--disable-*=*)
1246 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1247 case "$thing" in
81124ba0 1248 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1249 *) die_unknown "$opt" ;;
1250 esac
1251 ;;
1252 --enable-?*|--disable-?*)
1253 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1254 if is_in $option $COMPONENT_LIST; then
1255 eval $action \$$(toupper ${option%s})_LIST
1256 elif is_in $option $CMDLINE_SELECT; then
1257 $action $option
1258 else
1259 die_unknown $opt
1260 fi
7483e694
DB
1261 ;;
1262 --list-*)
1263 NAME="${opt#--list-}"
1264 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1265 NAME=${NAME%s}
1266 eval show_list $NAME \$$(toupper $NAME)_LIST
1267 ;;
1268 --help|-h) show_help
1269 ;;
1270 *)
884a36a7 1271 optname="${opt%%=*}"
26759c44
MR
1272 optname="${optname#--}"
1273 optname=$(echo "$optname" | sed 's/-/_/g')
1274 is_in $optname $CMDLINE_SET || die_unknown $opt
1275 eval $optname='$optval'
7483e694
DB
1276 ;;
1277 esac
c597172e
MR
1278done
1279
bcea99bb
MR
1280disabled logging && logfile=/dev/null
1281
1282echo "# $0 $@" > $logfile
1283set >> $logfile
1284
9da6609f
MR
1285test -n "$cross_prefix" && enable cross_compile
1286
adb2b908 1287ar="${cross_prefix}${ar}"
11e6d03a 1288cc_default="${cross_prefix}${cc_default}"
20e0ed95 1289nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1290ranlib="${cross_prefix}${ranlib}"
1291strip="${cross_prefix}${strip}"
1292
89641463 1293set_default cc nm
9da6609f
MR
1294enabled cross_compile || host_cc_default=$cc
1295set_default host_cc
13c7df3d 1296
e4e69e0b 1297# set temporary file name
a49d42c2 1298: ${TMPDIR:=$TEMPDIR}
c51fafa1 1299: ${TMPDIR:=$TMP}
a49d42c2 1300: ${TMPDIR:=/tmp}
e4e69e0b 1301
a49d42c2
MR
1302TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1303TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1304TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1305TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1306TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1307TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1308
e9b9a2f8
MN
1309check_cflags -std=c99
1310
b24dbcbd
RP
1311case "$arch" in
1312 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1313 arch="x86"
1314 subarch="x86_32"
b24dbcbd
RP
1315 enable fast_unaligned
1316 ;;
1317 x86_64|amd64)
62045d48
DB
1318 arch="x86"
1319 subarch="x86_32"
34b37f86
DM
1320 enable cmov
1321 enable fast_cmov
b24dbcbd 1322 enable fast_unaligned
62045d48 1323 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1324 int test[sizeof(char*) - 7];
1325EOF
1326 ;;
b24dbcbd 1327 arm|armv[4567]*l)
a2fc0f6a 1328 arch="arm"
b24dbcbd
RP
1329 ;;
1330 alpha)
1331 arch="alpha"
1332 enable fast_64bit
c0a02a3e 1333 check_cflags -mieee
b24dbcbd
RP
1334 ;;
1335 "Power Macintosh"|ppc|powerpc)
79cb09b2 1336 arch="ppc"
aa8bc0f1 1337 enable fast_unaligned
b24dbcbd
RP
1338 ;;
1339 ppc64)
79cb09b2 1340 arch="ppc"
b24dbcbd 1341 enable fast_64bit
aa8bc0f1 1342 enable fast_unaligned
b24dbcbd 1343 ;;
de3a1240 1344 mips|mipsel|IP*)
b24dbcbd
RP
1345 arch="mips"
1346 ;;
de3a1240
DB
1347 mips64)
1348 arch="mips"
1349 enable fast_64bit
1350 ;;
b24dbcbd 1351 sun4u|sparc64)
62045d48
DB
1352 arch="sparc"
1353 subarch="sparc64"
b24dbcbd
RP
1354 enable fast_64bit
1355 ;;
1356 sparc)
1357 arch="sparc"
1358 ;;
61597a98 1359 sh4|sh)
b24dbcbd
RP
1360 arch="sh4"
1361 ;;
61597a98 1362 parisc|hppa)
b24dbcbd
RP
1363 arch="parisc"
1364 ;;
61597a98 1365 parisc64|hppa64)
b24dbcbd
RP
1366 arch="parisc"
1367 enable fast_64bit
1368 ;;
1369 s390|s390x)
1370 arch="s390"
1371 ;;
1372 m68k)
1373 arch="m68k"
1374 ;;
1375 ia64)
1376 arch="ia64"
1377 enable fast_64bit
1378 ;;
1379 bfin)
1380 arch="bfin"
1381 ;;
1382 *)
1383 arch="unknown"
1384 ;;
1385esac
1386
62045d48 1387enable $arch $subarch
b24dbcbd 1388
7483e694 1389# OS specific
4f854758 1390case $target_os in
7483e694 1391 beos|haiku|zeta)
c9d19248 1392 prefix_default="$HOME/config"
7483e694 1393 # helps building libavcodec
0f010b2f 1394 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1395 # 3 gcc releases known for BeOS, each with ugly bugs
1396 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1397 case "$gcc_version" in
1398 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1399 disable mmx
1400 ;;
1401 *20010315*) echo "BeBits gcc"
0f010b2f 1402 add_cflags -fno-expensive-optimizations
7483e694
DB
1403 ;;
1404 esac
7483e694
DB
1405 SHFLAGS=-nostart
1406 # enable BeOS things
1407 enable audio_beos
1408 # no need for libm, but the inet stuff
1409 # Check for BONE
1410 # XXX: actually should check for NOT net_server
78fe7631 1411 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1412 network_extralibs="-lbind -lsocket"
1413 else
1414 enable beos_netserver
1415 network_extralibs="-lnet"
1416 fi ;;
1417 sunos)
1418 FFSERVERLDFLAGS=""
9987769a 1419 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1420 network_extralibs="-lsocket -lnsl"
e193c74e 1421 add_cflags -D__EXTENSIONS__
7483e694
DB
1422 ;;
1423 netbsd)
1424 oss_demuxer_extralibs="-lossaudio"
1425 oss_muxer_extralibs="-lossaudio"
1426 ;;
1427 openbsd)
1428 disable need_memalign
1429 LIBOBJFLAGS='$(PIC)'
7483e694 1430 SHFLAGS='-shared'
7483e694
DB
1431 oss_demuxer_extralibs="-lossaudio"
1432 oss_muxer_extralibs="-lossaudio"
1433 ;;
1434 freebsd)
1435 disable need_memalign
1436 ;;
1437 bsd/os)
1438 osextralibs="-lpoll -lgnugetopt"
1439 strip="strip -d"
1440 ;;
1441 darwin)
1442 disable need_memalign
0138c54e 1443 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1444 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1445 strip="strip -x"
1446 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1447 SLIBSUF=".dylib"
1448 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1449 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1450 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1451 objformat="macho"
1b0f6fb8 1452 enabled x86_64 && objformat="macho64"
7483e694
DB
1453 ;;
1454 mingw32*)
4f854758 1455 target_os=mingw32
dcc01c06 1456 LIBTARGET=i386
1fc9fb8a 1457 if enabled x86_64; then
dcc01c06
RP
1458 disable need_memalign
1459 LIBTARGET=x64
1460 fi
fbd971a4 1461 shlibdir_default="$bindir_default"
7483e694
DB
1462 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1463 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1464 if enabled swscale; then
7483e694
DB
1465 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1466 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1467 fi
1468 disable ffserver
1469 SLIBPREF=""
1470 SLIBSUF=".dll"
1471 EXESUF=".exe"
1472 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1473 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1474 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1475 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1476 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1477 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1478 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1479 objformat="win32"
bc574408 1480 enable dos_paths
a85de417
SS
1481 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1482 die "ERROR: MinGW runtime version must be >= 3.15."
1483 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1484 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1485 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1486 ;;
1487 cygwin*)
4f854758 1488 target_os=cygwin
fbd971a4 1489 shlibdir_default="$bindir_default"
7483e694
DB
1490 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1491 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1492 if enabled swscale; then
7483e694
DB
1493 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1494 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1495 fi
1496 EXESUF=".exe"
1497 SLIBPREF="cyg"
1498 SLIBSUF=".dll"
1499 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1500 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1501 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1502 objformat="win32"
bc574408 1503 enable dos_paths
7483e694 1504 ;;
4f365f37 1505 *-dos|freedos|opendos)
4f365f37
MK
1506 disable ffplay ffserver vhook
1507 disable $INDEV_LIST $OUTDEV_LIST
1508 network_extralibs="-lsocket"
1509 EXESUF=".exe"
ff1c015d 1510 objformat="coff"
bc574408 1511 enable dos_paths
4f365f37 1512 ;;
7483e694 1513 linux)
7483e694
DB
1514 enable dv1394
1515 ;;
1516 irix*)
4f854758 1517 target_os=irix
7483e694
DB
1518 ranlib="echo ignoring ranlib"
1519 ;;
d22e8442 1520 os/2*)
d22e8442
DY
1521 strip="lxlite"
1522 ln_s="cp -f"
d22e8442
DY
1523 EXESUF=".exe"
1524 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1525 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1526 FFSERVERLDFLAGS=""
287d3b13 1527 LIBSUF="_s.a"
d22e8442
DY
1528 SLIBPREF=""
1529 SLIBSUF=".dll"
1530 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1531 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1532 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1533 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1534 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1535 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1536 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1537 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1538 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1539 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1540 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1541 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1542 disable vhook
bc574408 1543 enable dos_paths
d22e8442 1544 ;;
269820f1
PR
1545 interix)
1546 disable vhook
1547 ;;
d22e8442 1548
7483e694 1549 *)
4f854758 1550 target_os="${target_os}-UNKNOWN"
7483e694
DB
1551 ;;
1552esac
1553
c9d19248
MR
1554set_default $PATHS_LIST
1555
c597172e 1556add_extralibs $osextralibs
de6d9b64 1557
28d8e661
DB
1558# Combine FFLDFLAGS and the LDFLAGS environment variable.
1559LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1560
320d060a 1561# we need to build at least one lib type
93b3c083 1562if ! enabled_any static shared; then
320d060a
DB
1563 cat <<EOF
1564At least one library type must be built.
1565Specify --enable-static to build the static libraries or --enable-shared to
1566build the shared libraries as well. To only build the shared libraries specify
1567--disable-static in addition to --enable-shared.
1568EOF
1569 exit 1;
1570fi
1571
abc4e572 1572disabled static && LIBNAME=""
2a320695 1573
a2234ceb
RP
1574if enabled_any libfaad libfaadbin ; then
1575 if check_header faad.h; then
295b8c70 1576 check_cc <<EOF
a2234ceb
RP
1577#include <faad.h>
1578#ifndef FAAD2_VERSION
1579ok faad1
1580#endif
db817cf3 1581int main(void) { return 0; }
a2234ceb
RP
1582EOF
1583 test $? = 0 && enable libfaad2
1584 else
ff3dac65 1585 die "FAAD test failed."
a2234ceb
RP
1586 fi
1587fi
1588
1589
93b3c083 1590if ! enabled gpl; then
54118497
RP
1591 die_gpl_disabled(){
1592 name=$1
1593 shift
1594 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1595 }
4a24ab64 1596 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1597 die_gpl_disabled "libx264" libx264
1598 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1599 die_gpl_disabled "FAAD2" libfaad2
1600 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1601 die_gpl_disabled "The software scaler" swscale
ebb810d9 1602fi
b2e3c528 1603
3fe142e2
DB
1604if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1605 die "libamr is nonfree and --enable-nonfree is not specified."
1606fi
1607
9eeed841 1608check_deps $ARCH_EXT_LIST
0f3cb305 1609
5d323602
MR
1610test -z "$need_memalign" && need_memalign="$mmx"
1611
cf9d24ad 1612#Darwin CC versions
4f854758 1613if test $target_os = darwin; then
3dddba4b 1614 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1615 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1616 else
0f010b2f
DB
1617 add_cflags -pipe
1618 check_cflags -force_cpusubtype_ALL
1619 check_cflags -Wno-sign-compare
f946a9a4 1620 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1621 fi
2a1a6b64
MN
1622fi
1623
40617a6d 1624disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1625
a4adb608 1626# Add processor-specific flags
38d0a8aa 1627if test $cpu != "generic"; then
bc8ec47b
MR
1628 warn_altivec(){
1629 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1630 }
38d0a8aa 1631 case $cpu in
bb270c08 1632 601|ppc601|PowerPC601)
0f010b2f 1633 add_cflags -mcpu=601
bc8ec47b 1634 warn_altivec enabled PPC601
bb270c08
DB
1635 ;;
1636 603*|ppc603*|PowerPC603*)
0f010b2f 1637 add_cflags -mcpu=603
bc8ec47b 1638 warn_altivec enabled PPC603
bb270c08
DB
1639 ;;
1640 604*|ppc604*|PowerPC604*)
0f010b2f 1641 add_cflags -mcpu=604
bc8ec47b 1642 warn_altivec enabled PPC604
bb270c08
DB
1643 ;;
1644 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1645 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1646 warn_altivec enabled PPC75x
bb270c08
DB
1647 ;;
1648 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1649 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1650 warn_altivec disabled PPC745x
bb270c08
DB
1651 ;;
1652 74*|ppc74*|PowerPC74*)
0f010b2f 1653 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1654 warn_altivec disabled PPC74xx
bb270c08
DB
1655 ;;
1656 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1657 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1658 warn_altivec disabled PPC970
9cafbd6c 1659 enable ppc64
bb270c08 1660 ;;
e07e357d 1661 Cell|CELL|cell)
0f010b2f 1662 add_cflags -mcpu=cell
e07e357d 1663 warn_altivec disabled Cell
9cafbd6c 1664 enable ppc64
e07e357d 1665 ;;
e7768fc5
GP
1666 # targets that do NOT support conditional mov (cmov)
1667 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1668 add_cflags -march=$cpu
497237c7 1669 disable cmov
e7768fc5
GP
1670 ;;
1671 # targets that do support conditional mov (cmov)
416519dd 1672 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1673 add_cflags -march=$cpu
497237c7
RP
1674 enable cmov
1675 enable fast_cmov
94e4c3a3
GP
1676 ;;
1677 # targets that do support conditional mov but on which it's slow
800a5a19 1678 pentium4|pentium4m|prescott|nocona)
0f010b2f 1679 add_cflags -march=$cpu
497237c7
RP
1680 enable cmov
1681 disable fast_cmov
bb270c08 1682 ;;
d7b34d08 1683 sparc64)
0f010b2f 1684 add_cflags -mcpu=v9
d7b34d08 1685 ;;
f2e49553 1686 arm11*|cortex*)
0f010b2f 1687 add_cflags -mcpu=$cpu
f2e49553
MR
1688 enable fast_unaligned
1689 ;;
0223bd6f 1690 armv*)
0f010b2f 1691 add_cflags -march=$cpu
0223bd6f 1692 ;;
f2e49553 1693 arm*)
0f010b2f 1694 add_cflags -mcpu=$cpu
6b19786b 1695 ;;
1cd11856
MR
1696 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1697 add_cflags -mcpu=$cpu
1698 ;;
bb270c08 1699 *)
7483e694 1700 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1701 ;;
a4adb608
MN
1702 esac
1703fi
1704
be0d52ab 1705# make sure we can execute files in $TMPDIR
2270b4b2 1706cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1707#! /bin/sh
1708EOF
2270b4b2
DB
1709chmod +x $TMPSH >> $logfile 2>&1
1710if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1711 cat <<EOF
a49d42c2
MR
1712Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1713variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1714EOF
1715 die "Sanity test failed."
1716fi
edd08265 1717rm $TMPSH
be0d52ab 1718
1a268acc
MR
1719# compiler sanity check
1720check_exec <<EOF
c23a0ac8 1721int main(void){ return 0; }
1a268acc
MR
1722EOF
1723if test "$?" != 0; then
1724 echo "$cc is unable to create an executable file."
93b3c083 1725 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1726 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1727 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1728 fi
1729 die "C compiler test failed."
1730fi
1731
b4d96ba2
MR
1732check_cc <<EOF || die "Symbol mangling check failed."
1733int ff_extern;
1734EOF
2f05d9c1 1735sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1736extern_prefix=${sym%%ff_extern*}
1737
61d251db
MR
1738check_asm inline_asm '""'
1739
9eeed841 1740if enabled x86; then
44965991
PI
1741 # check whether EBP is available on x86
1742 # As 'i' is stored on the stack, this program will crash
1743 # if the base pointer is used to access it because the
1744 # base pointer is cleared in the inline assembly code.
7dfef245 1745 check_exec_crash <<EOF && enable ebp_available
44965991 1746 volatile int i=0;
be449fca 1747 __asm__ volatile (
44965991
PI
1748 "xorl %%ebp, %%ebp"
1749 ::: "%ebp");
1750 return i;
44965991
PI
1751EOF
1752
1753 # check wether EBX is available on x86
940f335a 1754 check_asm ebx_available '"":::"%ebx"'
8e380710 1755
d7f0920b 1756 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1757 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1758 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1759
1760 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1761
d52481b9 1762 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1763 enabled x86_64 && append YASMFLAGS "-m amd64"
1764 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1765 case "$objformat" in
1766 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1767 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1768 *) append YASMFLAGS "-DPREFIX" ;;
1769 esac
1770 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1771fi
1772
87ea51e0
LB
1773# check for assembler specific support
1774
5b6c2cbd 1775enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1776enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1777
57bd82d4
MR
1778# check for SIMD availability
1779
115329f1 1780# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1781if enabled altivec; then
3ed1a2ee
DB
1782 check_cflags -maltivec -mabi=altivec &&
1783 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1784 check_cflags -faltivec
b6e52719 1785
0182fee8 1786 # check if our compiler supports Motorola AltiVec C API
497237c7 1787 check_cc <<EOF || disable altivec
dcd479c0 1788$inc_altivec_h
a9a07762
MN
1789int main(void) {
1790 vector signed int v1, v2, v3;
1791 v1 = vec_add(v2,v3);
1792 return 0;
1793}
1794EOF
b006b26c
DB
1795
1796 # check if our compiler supports braces for vector declarations
80a61f08 1797 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1798$inc_altivec_h
80a61f08 1799int main (void) { (vector int) {1}; return 0; }
b006b26c 1800EOF
a9a07762 1801fi
ab6c65f6 1802
b4e806b2 1803# We have to check if pld is a nop and disable it.
a2fc0f6a 1804enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1805enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1806enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1807enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1808enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1809enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1810enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1811enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1812enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1813
0f010b2f 1814enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1815
57bd82d4
MR
1816# ---
1817# big/little-endian test
9eebe687
MR
1818check_cc <<EOF || die "endian test failed"
1819unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1820EOF
d04d9e16 1821od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1822
a3999908 1823# ---
3d204385
NK
1824# check availability of some header files
1825
a98bb16d
RP
1826if check_func dlopen; then
1827 ldl=
1828elif check_func dlopen -ldl; then
1829 ldl=-ldl
8bf5d58f
MN
1830fi
1831
7483e694
DB
1832check_func fork
1833check_func gethrtime
1834check_func getrusage
094c09bb 1835check_func inet_aton $network_extralibs
7483e694
DB
1836check_func memalign
1837check_func mkstemp
1f91cdce 1838check_func posix_memalign
b507ebd1 1839check_func_headers io.h setmode
2446d3d6 1840check_func_headers windows.h GetProcessTimes
6ffa87d3 1841
e16e49ac 1842check_header conio.h
a98bb16d
RP
1843check_header dlfcn.h
1844check_header malloc.h
bf6ce82d 1845check_header poll.h
b58412f1 1846check_header sys/mman.h
b091aa44 1847check_header sys/resource.h
bf6ce82d 1848check_header sys/select.h
a98bb16d 1849check_header termios.h
272081b0
CEH
1850check_header vdpau/vdpau.h
1851check_header vdpau/vdpau_x11.h
68178ca9 1852check_header X11/extensions/XvMClib.h
a98bb16d 1853
1f91cdce
RP
1854if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1855 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1856fi
e16e49ac 1857
a4fa192c 1858disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1859disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1860
1861# check for some common methods of building with pthread support
1862# do this before the optional library checks as some of them require pthreads
1863if enabled pthreads; then
9e7fd101
MR
1864 if check_func pthread_create; then
1865 :
1866 elif check_func pthread_create -pthread; then
1867 add_cflags -pthread
afc9aee2 1868 add_extralibs -pthread
9e7fd101
MR
1869 elif check_func pthread_create -pthreads; then
1870 add_cflags -pthreads
afc9aee2 1871 add_extralibs -pthreads
8d94f606
GT
1872 elif check_func pthread_create -lpthreadGC2; then
1873 add_extralibs -lpthreadGC2
9e7fd101
MR
1874 elif ! check_lib pthread.h pthread_create -lpthread; then
1875 die "ERROR: can't find pthreads library"
1876 fi
57bd82d4
MR
1877fi
1878
8eee7025 1879for thread in $THREADS_LIST; do
e5f94c2b 1880 if enabled $thread; then
3ae3b721
RP
1881 test -n "$thread_type" &&
1882 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1883 thread_type="$thread"
e5f94c2b
RP
1884 fi
1885done
1886
fdf88598
MR
1887check_lib math.h sin -lm
1888
a33cab3a 1889# test for C99 functions in math.h
7b04b8a0 1890for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1891 check_exec <<EOF && enable $func || disable $func
f32adb22 1892#include <math.h>
a33cab3a 1893int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1894EOF
a33cab3a 1895done
f32adb22 1896
57bd82d4 1897# these are off by default, so fail if requested and not available
79fda097 1898enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1899enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1900enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1901enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1902 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1903 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1904enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1905enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1906enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1907enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1908enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1909enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1910 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1911enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1912enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1913enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1914enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1915 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1916 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1917enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1918enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1919
0b4a1821
AS
1920# libdc1394 check
1921if enabled libdc1394; then
1922 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1923 enable libdc1394_2; } ||
1924 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1925 enable libdc1394_1; } ||
1926 die "ERROR: No version of libdc1394 found "
1927fi
1928
1929
c13e1abd
FH
1930_restrict=
1931for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1932 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1933void foo(char * $restrict_keyword p);
1934EOF
c13e1abd
FH
1935done
1936
703afd07 1937test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1938
4f854758 1939if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1940 disable vhook
fbb9d104 1941 echo
b0268cc0 1942 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1943 echo "Patches welcome."
1944 echo
1945fi
1946
8d923001
MR
1947if enabled vhook; then
1948 check_ldflags -rdynamic
1949 check_ldflags -export-dynamic
1950fi
bfd2edeb 1951
eea50282
MR
1952check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1953check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1954
a86b921c 1955##########################################
29799f8b 1956# SDL check
a86b921c 1957
497237c7
RP
1958disable sdl_too_old
1959disable sdl
6a1a892f 1960SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1961if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1962 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1963 temp_cflags $sdl_cflags
dcd479c0 1964 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1965 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1966 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1967 if test "$_sdlversion" -lt 121 ; then
497237c7 1968 enable sdl_too_old
dcd479c0 1969 else
497237c7 1970 enable sdl
225e21ef 1971 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1972#include <SDL.h>
d6773f56 1973int main(int argc, char **argv){
29f3b38a
MR
1974 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1975 int w = vi->current_w;
1976 return 0;
1977}
1978EOF
dcd479c0
MR
1979 fi
1980 fi
29f3b38a 1981 restore_flags
c3f6b472 1982fi
57bd82d4 1983
2270b4b2 1984texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1985
7a91333f 1986##########################################
73b46a95
RP
1987# Network check
1988
1989if enabled network; then
96000432 1990 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1991 # Prefer arpa/inet.h over winsock2
1992 if check_header arpa/inet.h ; then
1993 check_func closesocket
1994 elif check_header winsock2.h ; then
ea10ddde 1995 network_extralibs="-lws2_32"
72be9e73 1996 check_type ws2tcpip.h socklen_t
2446d3d6 1997 check_func_headers winsock2.h closesocket
73b46a95
RP
1998 fi
1999fi
2000
2001##########################################
29799f8b 2002# IPv6 check
7a91333f 2003
497237c7 2004enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2005#include <sys/types.h>
2006#include <sys/socket.h>
2007#include <netinet/in.h>
2008#include <netdb.h>
db817cf3 2009int main(void) {
7483e694
DB
2010 struct sockaddr_storage saddr;
2011 struct ipv6_mreq mreq6;
2012 getaddrinfo(0,0,0,0);
2013 getnameinfo(0,0,0,0,0,0,0);
2014 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2015}
2016EOF
2017
06e31011
RP
2018check_header linux/videodev.h
2019check_header linux/videodev2.h
1b6e8b73 2020check_header sys/videoio.h
47f38850 2021
2446d3d6 2022check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2023
f8aa696f 2024# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2025{ check_header dev/bktr/ioctl_meteor.h &&
2026 check_header dev/bktr/ioctl_bt848.h; } ||
2027{ check_header machine/ioctl_meteor.h &&
2028 check_header machine/ioctl_bt848.h; } ||
2029{ check_header dev/video/meteor/ioctl_meteor.h &&
2030 check_header dev/video/bktr/ioctl_bt848.h; } ||
2031check_header dev/ic/bt8xx.h
f8aa696f 2032
c7682de0
RP
2033check_header sys/soundcard.h
2034check_header soundcard.h
deb29777 2035
7483e694 2036# deal with the X11 frame grabber
56a059ac 2037enabled x11grab &&
f58f4ce1
GP
2038check_header X11/Xlib.h &&
2039check_header X11/extensions/XShm.h &&
2040check_func XOpenDisplay -lX11 &&
06eab4ba 2041check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2042
40bcf4c7 2043enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2044
2045# add some useful compiler flags if supported
2046check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2047check_cflags -Wall
2048check_cflags -Wno-switch
c07bd6a9
MN
2049check_cflags -Wdisabled-optimization
2050check_cflags -Wpointer-arith
2051check_cflags -Wredundant-decls
cc1fb623 2052check_cflags -Wno-pointer-sign
f4929996 2053check_cflags -Wcast-qual
9aceb3cf 2054check_cflags -Wwrite-strings
652a5bf6 2055check_cflags -Wtype-limits
764551c6 2056check_cflags -Wundef
5af4e0cc 2057enabled extra_warnings && check_cflags -Winline
cf9d24ad 2058
57bd82d4 2059# add some linker flags
5c0e9479 2060check_ldflags -Wl,--warn-common
8351d2ba
DB
2061check_ldflags -Wl,--as-needed
2062check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2063check_ldflags -Wl,-Bsymbolic
94a3401e 2064
bd2216e4
MR
2065if enabled small; then
2066 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2067 optimizations="small"
2068elif enabled optimizations; then
3dddba4b 2069 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2070 add_cflags -O5
2071 add_ldflags -O5
cf9d24ad 2072 else
0f010b2f 2073 add_cflags -O3
cf9d24ad 2074 fi
cddf3f45 2075fi
11fdbc44 2076check_cflags -fno-math-errno
b2eb2ff0 2077check_cflags -fno-signed-zeros
cddf3f45 2078
504a64b9 2079# add some flags for Intel C Compiler
0c45cd07 2080if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2081 # Just warnings, no remarks
2082 check_cflags -w1
2083 # -wd: Disable following warnings
2084 # 144, 167, 556: -Wno-pointer-sign
2085 # 10006: ignoring unknown option -fno-signed-zeros
2086 # 10156: ignoring option '-W'; no argument required
2087 check_cflags -wd144,167,556,10006,10156
2088 # 11030: Warning unknown option --as-needed
2089 # 10156: ignoring option '-export'; no argument required
2090 check_ldflags -wd10156,11030
907eb3b5
CEH
2091 # Allow to compile with optimizations
2092 check_ldflags -march=$cpu
504a64b9
CEH
2093fi
2094
80581e98 2095# PIC flags for shared library objects where they are needed
5af4e0cc 2096if enabled shared; then
569cb218
MR
2097 # LIBOBJFLAGS may have already been set in the OS configuration
2098 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2099 case "${subarch-$arch}" in
b6bd7268 2100 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2101 esac
2102 fi
80581e98
MN
2103fi
2104
90be59ef 2105if enabled gprof; then
0f010b2f
DB
2106 add_cflags -p
2107 add_ldflags -p
1db54e20
DB
2108fi
2109
3b26ee47 2110VHOOKCFLAGS="-fPIC"
18451f7d 2111
7f3c02fc 2112# Find out if the .align argument is a power of two or not.
9377b6ce 2113check_asm asmalign_pot '".align 3"'
4454dc1b 2114
7483e694
DB
2115enabled_any $DECODER_LIST && enable decoders
2116enabled_any $ENCODER_LIST && enable encoders
2117enabled_any $BSF_LIST && enable bsfs
2118enabled_any $DEMUXER_LIST && enable demuxers
2119enabled_any $MUXER_LIST && enable muxers
f7679c54 2120enabled_any $FILTER_LIST && enable filters
7483e694
DB
2121enabled_any $INDEV_LIST && enable demuxers
2122enabled_any $OUTDEV_LIST && enable muxers
2123enabled_any $PROTOCOL_LIST && enable protocols
2124
2125enabled_any $THREADS_LIST && enable threads
2126
2127check_deps $CONFIG_LIST \
b6bb00b0 2128 $CONFIG_EXTRA \
7483e694
DB
2129 $HAVE_LIST \
2130 $DECODER_LIST \
2131 $ENCODER_LIST \
2132 $PARSER_LIST \
2133 $BSF_LIST \
2134 $DEMUXER_LIST \
2135 $MUXER_LIST \
f7679c54 2136 $FILTER_LIST \
7483e694
DB
2137 $INDEV_LIST \
2138 $OUTDEV_LIST \
2139 $PROTOCOL_LIST \
f70f03f6 2140
3e89171a 2141echo "install prefix $prefix"
f36958f8
DB
2142echo "source path $source_path"
2143echo "C compiler $cc"
bfd5afd8 2144echo ".align is power-of-two $asmalign_pot"
f36958f8 2145echo "ARCH $arch ($cpu)"
ce8871c2
MR
2146if test "$build_suffix" != ""; then
2147 echo "build suffix $build_suffix"
eb94aca9 2148fi
ac63af34
DB
2149if test "$extra_version" != ""; then
2150 echo "version string suffix $extra_version"
2151fi
0db2ce77 2152echo "big-endian ${bigendian-no}"
5b6c2cbd 2153if enabled x86; then
af44e8e4 2154 echo "yasm ${yasm-no}"
0db2ce77 2155 echo "MMX enabled ${mmx-no}"
1bb04d5a 2156 echo "SSE enabled ${sse-no}"
0db2ce77
MR
2157 echo "CMOV enabled ${cmov-no}"
2158 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2159 echo "EBX available ${ebx_available-no}"
2160 echo "EBP available ${ebp_available-no}"
e41e8342 2161fi
5b6c2cbd 2162if enabled arm; then
0db2ce77
MR
2163 echo "ARMv5TE enabled ${armv5te-no}"
2164 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2165 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2166 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2167 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2168 echo "NEON enabled ${neon-no}"
eba9ae3c 2169fi
5b6c2cbd 2170if enabled mips; then
0db2ce77 2171 echo "MMI enabled ${mmi-no}"
e41e8342 2172fi
5b6c2cbd 2173if enabled ppc; then
0db2ce77
MR
2174 echo "AltiVec enabled ${altivec-no}"
2175 echo "dcbzl available ${dcbzl-no}"
e41e8342 2176fi
0db2ce77
MR
2177echo "gprof enabled ${gprof-no}"
2178echo "debug symbols ${debug-no}"
87a0fb62 2179echo "strip symbols ${stripping-no}"
8400d6b8 2180echo "optimizations ${optimizations-no}"
0db2ce77
MR
2181echo "static ${static-no}"
2182echo "shared ${shared-no}"
4a24ab64 2183echo "postprocessing support ${postproc-no}"
13ca50f3 2184echo "software scaler enabled ${swscale-no}"
f7679c54 2185echo "new filter support ${avfilter-no}"
81124ba0 2186echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2187echo "video hooking ${vhook-no}"
90be59ef 2188if enabled vhook; then
0db2ce77
MR
2189 echo "Imlib2 support ${imlib2-no}"
2190 echo "FreeType support ${freetype2-no}"
68892110 2191fi
0db2ce77 2192echo "network support ${network-no}"
90be59ef 2193if enabled network; then
0db2ce77 2194 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2195fi
0db2ce77
MR
2196echo "threading support ${thread_type-no}"
2197echo "SDL support ${sdl-no}"
90be59ef 2198if enabled sdl_too_old; then
bfd5afd8
DB
2199 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2200fi
0db2ce77
MR
2201echo "Sun medialib support ${mlib-no}"
2202echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2203echo "libamr-nb support ${libamr_nb-no}"
2204echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2205echo "libdc1394 support ${libdc1394-no}"
690bfceb 2206echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2207echo "libfaac enabled ${libfaac-no}"
2208echo "libfaad enabled ${libfaad-no}"
7e0871a7 2209echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2210echo "libgsm enabled ${libgsm-no}"
2211echo "libmp3lame enabled ${libmp3lame-no}"
2212echo "libnut enabled ${libnut-no}"
f7cd9eed 2213echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2214echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2215echo "libtheora enabled ${libtheora-no}"
2216echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2217echo "libx264 enabled ${libx264-no}"
2218echo "libxvid enabled ${libxvid-no}"
272081b0 2219echo "vdpau enabled ${vdpau-no}"
0db2ce77 2220echo "zlib enabled ${zlib-no}"
f402916e 2221echo "bzlib enabled ${bzlib-no}"
2c62e737 2222echo
de6d9b64 2223
f7679c54 2224for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2225 echo "Enabled ${type}s:"
f65c9da1 2226 eval list=\$$(toupper $type)_LIST
8138b9db 2227 for part in $list; do
f65c9da1
MR
2228 enabled $part && echo ${part%_*}
2229 done | sort | pr -3 -t
2230 echo
8138b9db
RP
2231done
2232
ba321adb
JK
2233license="LGPL"
2234if enabled nonfree; then
2235 license="unredistributable"
2236elif enabled gpl; then
2237 license="GPL"
2238fi
2239
2240echo "License: $license"
ca5323af 2241
cf1392e9
DB
2242echo "Creating config.mak and config.h..."
2243
29799f8b
DB
2244echo "# Automatically generated by configure - do not modify!" > config.mak
2245echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2246echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2247echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2248echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2249
d921f03f 2250echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2251echo "prefix=$prefix" >> config.mak
22a324da
DB
2252echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2253echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2254echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2255echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2256echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2257echo "CC=$cc" >> config.mak
304d586d 2258echo "YASM=$yasmexe" >> config.mak
980fc7b8 2259echo "AR=$ar" >> config.mak
be7109c1 2260echo "RANLIB=$ranlib" >> config.mak
20369773 2261echo "LN_S=$ln_s" >> config.mak
87a0fb62 2262enabled stripping &&
3ae3b721 2263 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2264 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2265
a9b3f630 2266echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2267echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2268echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2269echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2270echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2271echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2272echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2273echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2274echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2275echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2276echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2277echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2278echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2279echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2280echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2281echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2282echo "SLIBSUF=$SLIBSUF" >> config.mak
2283echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2284echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2285echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2286echo "HOSTCC=$host_cc" >> config.mak
2287echo "HOSTCFLAGS=$host_cflags" >> config.mak
2288echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2289echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2290echo "TARGET_EXEC=$target_exec" >> config.mak
2291echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2292
90be59ef 2293if enabled bigendian; then
7483e694
DB
2294 echo "WORDS_BIGENDIAN=yes" >> config.mak
2295 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2296fi
44161118 2297
90be59ef 2298if enabled sdl; then
7483e694
DB
2299 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2300 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2301fi
90be59ef 2302if enabled texi2html; then
7483e694 2303 echo "BUILD_DOC=yes" >> config.mak
146ea952 2304fi
5a872801 2305
719c8e00
MR
2306get_version(){
2307 name=$1
2308 file=$source_path/$2
147e7692
MR
2309 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2310 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2311 lcname=$(tolower $name)
2312 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2313 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2314}
2315
147e7692
MR
2316get_version LIBSWSCALE libswscale/swscale.h
2317get_version LIBPOSTPROC libpostproc/postprocess.h
2318get_version LIBAVCODEC libavcodec/avcodec.h
2319get_version LIBAVDEVICE libavdevice/avdevice.h
2320get_version LIBAVFORMAT libavformat/avformat.h
2321get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2322get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2323
5af4e0cc 2324if enabled shared; then
7483e694
DB
2325 echo "BUILD_SHARED=yes" >> config.mak
2326 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2327 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2328 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2329 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2330 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2331 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2332 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2333 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2334 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2335fi
d7e27559 2336echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2337echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2338
7b5e8a27
DB
2339echo "ARCH=$arch" >> config.mak
2340
3d907e22
MR
2341print_config ARCH_ $TMPH config.mak $ARCH_LIST
2342print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2343print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2344 $CONFIG_EXTRA \
7483e694
DB
2345 $DECODER_LIST \
2346 $ENCODER_LIST \
2347 $PARSER_LIST \
2348 $BSF_LIST \
2349 $DEMUXER_LIST \
2350 $MUXER_LIST \
f7679c54 2351 $FILTER_LIST \
7483e694
DB
2352 $PROTOCOL_LIST \
2353 $INDEV_LIST \
2354 $OUTDEV_LIST \
8ac17293 2355
c13e1abd
FH
2356echo "#define restrict $_restrict" >> $TMPH
2357
bd2216e4 2358if enabled small; then
7483e694 2359 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2360fi
2361
997baf01
MR
2362echo "SRC_PATH=\"$source_path\"" >> config.mak
2363echo "SRC_PATH_BARE=$source_path" >> config.mak
2364echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2365
8156056e 2366# Apparently it's not possible to portably echo a backslash.
3ae3b721 2367enabled asmalign_pot &&
7483e694 2368 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2369 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2370
b4d96ba2 2371echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2372
9c05103f
DB
2373echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2374
b7860763 2375# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2376cmp -s $TMPH config.h &&
2377 echo "config.h is unchanged" ||
2378 mv -f $TMPH config.h
3d204385 2379
cea0ac52 2380rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2381
165af439 2382# build tree in object directory if source path is different from current one
90be59ef 2383if enabled source_path_used; then
165af439 2384 DIRS="\
7483e694
DB
2385 doc \
2386 libavcodec \
2387 libavcodec/alpha \
a2fc0f6a 2388 libavcodec/arm \
7483e694 2389 libavcodec/bfin \
7483e694
DB
2390 libavcodec/mlib \
2391 libavcodec/ppc \
2392 libavcodec/sh4 \
2393 libavcodec/sparc \
a6493a8f 2394 libavcodec/x86 \
52a9cf34 2395 libavdevice \
f7679c54 2396 libavfilter \
7483e694
DB
2397 libavformat \
2398 libavutil \
2399 libpostproc \
2400 libswscale \
2401 tests \
2402 tools \
2403 vhook \
2404 "
165af439 2405 FILES="\
7483e694
DB
2406 Makefile \
2407 common.mak \
71c61f62 2408 subdir.mak \
7483e694
DB
2409 doc/texi2pod.pl \
2410 libavcodec/Makefile \
52a9cf34 2411 libavdevice/Makefile \
f7679c54 2412 libavfilter/Makefile \
7483e694
DB
2413 libavformat/Makefile \
2414 libavutil/Makefile \
2415 libpostproc/Makefile \
2416 libswscale/Makefile \
2417 "
165af439 2418 for dir in $DIRS ; do
7483e694 2419 mkdir -p $dir
165af439
MR
2420 done
2421 for f in $FILES ; do
20369773 2422 $ln_s "$source_path/$f" $f
165af439
MR
2423 done
2424fi
def4272a 2425
def4272a 2426
d0674868 2427# build pkg-config files
def4272a 2428
d0674868
DB
2429pkgconfig_generate(){
2430name=$1
b0dfd108 2431shortname=${name#lib}${build_suffix}
d0674868
DB
2432comment=$2
2433version=$3
2434libs=$4
2435requires=$5
25cd5cb3 2436cat <<EOF > $name/$name.pc
3e89171a 2437prefix=$prefix
a94e666c 2438exec_prefix=\${prefix}
f2b7382c 2439libdir=$libdir
7622778e 2440includedir=$incdir
def4272a 2441
d0674868
DB
2442Name: $name
2443Description: $comment
2444Version: $version
5dcfe9f8
AH
2445Requires: $(disabled shared && echo $requires)
2446Requires.private: $(enabled shared && echo $requires)
def4272a 2447Conflicts:
12701f6e
AH
2448Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2449Libs.private: $(enabled shared && echo $libs)
76a448ed 2450Cflags: -I\${includedir}
def4272a 2451EOF
25cd5cb3 2452cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2453prefix=
2454exec_prefix=
46d1ff83 2455libdir=\${pcfiledir}
1d44d365 2456includedir=${source_path}
def4272a 2457
d0674868
DB
2458Name: $name
2459Description: $comment
2460Version: $version
2461Requires: $requires
def4272a 2462Conflicts:
12701f6e 2463Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2464Cflags: -I\${includedir}
2465EOF
d0674868 2466}
def4272a 2467
e426941d 2468pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2469pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2470pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2471pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2472enabled avfilter &&
46983309 2473 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2474enabled postproc &&
e426941d 2475 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2476if enabled swscale; then
e426941d 2477 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2478else
46983309 2479 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2480 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2481fi