Move aanscales tables to their own file; fixes compilation without encoders.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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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.
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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 " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
0a23c0bb
DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
e6b9d588
DB
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
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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]"
1f26f59f 93 echo " --enable-bzlib enable bzlib [no]"
f5a756ef
DB
94 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
95 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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]"
1f26f59f 114 echo " --enable-zlib enable zlib [no]"
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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]"
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121 echo " --target-exec=CMD command to run executables on target"
122 echo " --target-path=DIR path to view of build directory on target"
74c53c2d 123 echo " --cc=CC use C compiler CC [$cc]"
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124 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
125 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
126 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
127 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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128 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
129 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
130 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 131 echo " --extra-version=STRING version string suffix []"
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DB
132 echo " --build-suffix=SUFFIX library name suffix []"
133 echo " --arch=ARCH select architecture [$arch]"
134 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 135 echo " instruction selection, may crash on older CPUs)"
2b4c3615 136 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 137 echo " (requires enabling PMC)"
4f50c3d5 138 echo " --disable-altivec disable AltiVec optimizations"
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DB
139 echo " --disable-mmx disable MMX optimizations"
140 echo " --disable-mmx2 disable MMX2 optimizations"
141 echo " --disable-ssse3 disable SSSE3 optimizations"
142 echo " --disable-armv5te disable armv5te optimizations"
143 echo " --disable-armv6 disable armv6 optimizations"
144 echo " --disable-armvfp disable ARM VFP optimizations"
145 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
146 echo " --disable-mmi disable MMI optimizations"
147 echo " --disable-neon disable neon optimizations"
148 echo " --disable-vis disable VIS optimizations"
e6b9d588 149 echo " --disable-network disable network support [no]"
0a23c0bb 150 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 151 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 152 echo " MPEG audio decoding [no]"
49276307
DB
153 echo " --disable-fft disable FFT code"
154 echo " --disable-golomb disable Golomb code"
155 echo " --disable-mdct disable MDCT code"
cde9e780 156 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 157 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 158 echo " --disable-ffplay disable ffplay build"
4f50c3d5 159 echo " --disable-ffserver disable ffserver build"
74c53c2d 160 echo " --enable-small optimize for size instead of speed"
3abe5fbd 161 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 162 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 163 echo " --enable-beos-netserver enable BeOS netserver"
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DB
164 echo " --disable-encoder=NAME disable encoder NAME"
165 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 166 echo " --disable-encoders disable all encoders"
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DB
167 echo " --disable-decoder=NAME disable decoder NAME"
168 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
169 echo " --disable-decoders disable all decoders"
170 echo " --disable-muxer=NAME disable muxer NAME"
171 echo " --enable-muxer=NAME enable muxer NAME"
172 echo " --disable-muxers disable all muxers"
173 echo " --disable-demuxer=NAME disable demuxer NAME"
174 echo " --enable-demuxer=NAME enable demuxer NAME"
175 echo " --disable-demuxers disable all demuxers"
176 echo " --enable-parser=NAME enable parser NAME"
177 echo " --disable-parser=NAME disable parser NAME"
178 echo " --disable-parsers disable all parsers"
179 echo " --enable-bsf=NAME enable bitstream filter NAME"
180 echo " --disable-bsf=NAME disable bitstream filter NAME"
181 echo " --disable-bsfs disable all bitstream filters"
182 echo " --enable-protocol=NAME enable protocol NAME"
183 echo " --disable-protocol=NAME disable protocol NAME"
184 echo " --disable-protocols disable all protocols"
49276307
DB
185 echo " --disable-indevs disable input devices"
186 echo " --disable-outdevs disable output devices"
0a23c0bb
DB
187 echo " --disable-devices disable all devices"
188 echo " --enable-filter=NAME enable filter NAME"
189 echo " --disable-filter=NAME disable filter NAME"
190 echo " --disable-filters disable all filters"
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191 echo " --list-decoders show all available decoders"
192 echo " --list-encoders show all available encoders"
193 echo " --list-muxers show all available muxers"
194 echo " --list-demuxers show all available demuxers"
195 echo " --list-parsers show all available parsers"
196 echo " --list-protocols show all available protocols"
197 echo " --list-bsfs show all available bitstream filters"
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DB
198 echo " --list-indevs show all available input devices"
199 echo " --list-outdevs show all available output devices"
1865259f 200 echo " --list-filters show all available filters"
0a622b98
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201 echo
202 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 203 echo " --disable-debug disable debugging symbols"
b7d49373 204 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 205 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 206 echo " --disable-optimizations disable compiler optimizations"
0a622b98 207 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 208 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
209 echo ""
210 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 211 exit 0
74c53c2d 212}
cf9d24ad 213
57bd82d4 214log(){
2270b4b2 215 echo "$@" >> $logfile
57bd82d4
MR
216}
217
720c69da 218log_file(){
c8e9f801 219 log BEGIN $1
2270b4b2 220 pr -n -t $1 >> $logfile
c8e9f801
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221 log END $1
222}
223
2ba042a7 224echolog(){
c8e9f801 225 log "$@"
57bd82d4 226 echo "$@"
2ba042a7
MR
227}
228
229die(){
230 echolog "$@"
231 cat <<EOF
232If you think configure made a mistake, make sure you are using the latest
233version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 234ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 235EOF
e155a21a 236 if disabled logging; then
2ba042a7 237 cat <<EOF
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DB
238Rerun configure with logging enabled (do not use --disable-logging), and
239include the log this produces with your report.
2ba042a7
MR
240EOF
241 else
242cat <<EOF
e155a21a
DB
243Include the log file "$logfile" produced by configure as this will help
244solving the problem.
2ba042a7
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245EOF
246 fi
cea0ac52 247 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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248 exit 1
249}
250
6c6007d6 251# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 252toupper(){
6c6007d6 253 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
254}
255
4a5444db 256tolower(){
6c6007d6 257 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
258}
259
a8d04fba
MR
260set_all(){
261 value=$1
262 shift
263 for var in $*; do
264 eval $var=$value
265 done
266}
267
72a43668
MR
268set_weak(){
269 value=$1
270 shift
271 for var; do
272 eval : \${$var:=$value}
273 done
274}
275
799c9e9b
MR
276pushvar(){
277 for var in $*; do
278 eval level=\${${var}_level:=0}
279 eval ${var}_${level}="\$$var"
280 eval ${var}_level=$(($level+1))
281 done
282}
283
284popvar(){
285 for var in $*; do
286 eval level=\${${var}_level:-0}
287 test $level = 0 && continue
288 eval level=$(($level-1))
289 eval $var="\${${var}_${level}}"
290 eval ${var}_level=$level
291 eval unset ${var}_${level}
292 done
293}
294
a8d04fba
MR
295enable(){
296 set_all yes $*
297}
298
299disable(){
300 set_all no $*
301}
302
72a43668
MR
303enable_weak(){
304 set_weak yes $*
305}
306
307disable_weak(){
308 set_weak no $*
309}
310
f9d328da
MR
311do_enable_deep(){
312 for var; do
313 enabled $var && continue
314 eval sel="\$${var}_select"
c510c7b5
MR
315 eval sgs="\$${var}_suggest"
316 pushvar var sgs
f9d328da 317 enable_deep $sel
c510c7b5
MR
318 popvar sgs
319 enable_deep_weak $sgs
f9d328da
MR
320 popvar var
321 done
322}
323
324enable_deep(){
325 do_enable_deep $*
326 enable $*
327}
328
72a43668
MR
329enable_deep_weak(){
330 do_enable_deep $*
331 enable_weak $*
332}
333
57bd82d4 334enabled(){
3250003c
MR
335 test "${1#!}" = "$1" && op== || op=!=
336 eval test "x\$${1#!}" $op "xyes"
44161118
MR
337}
338
37970ebf 339disabled(){
3250003c
MR
340 test "${1#!}" = "$1" && op== || op=!=
341 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
342}
343
44161118
MR
344enabled_all(){
345 for opt; do
346 enabled $opt || return 1
347 done
348}
349
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DB
350disabled_all(){
351 for opt; do
352 disabled $opt || return 1
353 done
354}
355
44161118
MR
356enabled_any(){
357 for opt; do
358 enabled $opt && return 0
359 done
360}
361
85bca2c5
DB
362disabled_any(){
363 for opt; do
364 disabled $opt && return 0
365 done
f7b230a7 366 return 1
85bca2c5
DB
367}
368
c9d19248
MR
369set_default(){
370 for opt; do
88268e94 371 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
372 done
373}
374
4a0d6686
AJ
375is_in(){
376 value=$1
377 shift
378 for var in $*; do
379 [ $var = $value ] && return 0
380 done
381 return 1
382}
383
30fd06be
MR
384check_deps(){
385 for cfg; do
3250003c 386 cfg="${cfg#!}"
799c9e9b
MR
387 enabled ${cfg}_checking && die "Circular dependency for $cfg."
388 disabled ${cfg}_checking && continue
389 enable ${cfg}_checking
390
30fd06be
MR
391 eval dep_all="\$${cfg}_deps"
392 eval dep_any="\$${cfg}_deps_any"
7ef3425f 393 eval dep_sel="\$${cfg}_select"
c510c7b5 394 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 395
c510c7b5
MR
396 pushvar cfg dep_all dep_any dep_sel dep_sgs
397 check_deps $dep_all $dep_any $dep_sel $dep_sgs
398 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 399
6a702d4c
MR
400 enabled_all $dep_all || disable $cfg
401 enabled_any $dep_any || disable $cfg
7ef3425f 402 disabled_any $dep_sel && disable $cfg
799c9e9b 403
4ec45764
RP
404 if enabled $cfg; then
405 eval dep_extralibs="\$${cfg}_extralibs"
406 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 407 enable_deep $dep_sel
c510c7b5 408 enable_deep_weak $dep_sgs
4ec45764
RP
409 fi
410
799c9e9b 411 disable ${cfg}_checking
30fd06be
MR
412 done
413}
414
44161118
MR
415print_config(){
416 pfx=$1
417 header=$2
418 makefile=$3
419 shift 3
420 for cfg; do
3d907e22 421 ucname="`toupper $cfg`"
44161118 422 if enabled $cfg; then
3d907e22
MR
423 echo "#define ${pfx}${ucname} 1" >> $header
424 echo "#define ENABLE_${ucname} 1" >> $header
425 echo "${pfx}${ucname}=yes" >> $makefile
426 else
427 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
428 fi
429 done
57bd82d4
MR
430}
431
432flags_saved(){
2270b4b2 433 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
434}
435
dcd479c0 436save_flags(){
57bd82d4 437 flags_saved && return
dcd479c0
MR
438 SAVE_CFLAGS="$CFLAGS"
439 SAVE_LDFLAGS="$LDFLAGS"
440 SAVE_extralibs="$extralibs"
441}
442
443restore_flags(){
f5d28d10 444 flags_saved || return
dcd479c0
MR
445 CFLAGS="$SAVE_CFLAGS"
446 LDFLAGS="$SAVE_LDFLAGS"
447 extralibs="$SAVE_extralibs"
448 unset SAVE_CFLAGS
449 unset SAVE_LDFLAGS
450 unset SAVE_extralibs
451}
452
453temp_cflags(){
454 save_flags
455 CFLAGS="$CFLAGS $*"
456}
457
458temp_ldflags(){
459 save_flags
460 LDFLAGS="$LDFLAGS $*"
461}
462
463temp_extralibs(){
464 save_flags
465 extralibs="$extralibs $*"
466}
467
57bd82d4
MR
468append(){
469 var=$1
470 shift
471 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
472 eval "$var=\"\$$var $*\""
473}
474
475add_cflags(){
476 append CFLAGS "$@"
477}
478
479add_ldflags(){
480 append LDFLAGS "$@"
481}
482
483add_extralibs(){
484 append extralibs "$@"
485}
486
b0cfb663 487check_cmd(){
b3cb5d51 488 log "$@"
2270b4b2 489 "$@" >> $logfile 2>&1
b0cfb663
MR
490}
491
dcd479c0 492check_cc(){
57bd82d4 493 log check_cc "$@"
2270b4b2 494 cat > $TMPC
720c69da 495 log_file $TMPC
b0cfb663 496 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
497}
498
499check_cpp(){
500 log check_cpp "$@"
2270b4b2 501 cat > $TMPC
720c69da 502 log_file $TMPC
b0cfb663 503 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
504}
505
940f335a
MR
506check_asm(){
507 log check_asm "$@"
508 name="$1"
509 asm="$2"
510 shift 2
511 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 512int foo(void){ __asm__ volatile($asm); }
940f335a
MR
513EOF
514}
515
304d586d
LM
516check_yasm(){
517 log check_yasm "$@"
518 echo "$1" > $TMPS
519 log_file $TMPS
520 shift 1
521 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
522}
523
dcd479c0 524check_ld(){
57bd82d4 525 log check_ld "$@"
0607887f 526 check_cc || return
3155a644
MR
527 flags=''
528 libs=''
529 for f; do
530 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
531 done
532 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
533}
534
535check_cflags(){
57bd82d4
MR
536 log check_cflags "$@"
537 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
538int x;
539EOF
540}
541
542check_ldflags(){
57bd82d4
MR
543 log check_ldflags "$@"
544 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 545int main(void){ return 0; }
dcd479c0
MR
546EOF
547}
548
549check_header(){
57bd82d4 550 log check_header "$@"
dcd479c0
MR
551 header=$1
552 shift
d8bc5f06
MR
553 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
554 disable $var
555 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
556#include <$header>
557int x;
558EOF
559}
560
561check_func(){
57bd82d4 562 log check_func "$@"
dcd479c0
MR
563 func=$1
564 shift
d8bc5f06
MR
565 disable $func
566 check_ld "$@" <<EOF && enable $func
dcd479c0 567extern int $func();
c23a0ac8 568int main(void){ $func(); }
dcd479c0
MR
569EOF
570}
571
2446d3d6
DB
572check_func_headers(){
573 log check_func_headers "$@"
f8d7b072
MR
574 headers=$1
575 func=$2
576 shift 2
577 disable $func
578 incs=""
579 for hdr in $headers; do
580 incs="$incs
581#include <$hdr>"
582 done
583 check_ld "$@" <<EOF && enable $func
584$incs
d6773f56 585int main(int argc, char **argv){
f8d7b072
MR
586 (void) $func;
587 return 0;
588}
589EOF
590}
591
a5344cf7
SS
592check_cpp_condition(){
593 log check_cpp_condition "$@"
594 header=$1
595 condition=$2
596 check_cpp <<EOF
597#include <$header>
598#if !($condition)
599#error "unsatisfied condition: $condition"
600#endif
601EOF
602}
603
57bd82d4
MR
604check_lib(){
605 log check_lib "$@"
606 header="$1"
607 func="$2"
608 shift 2
fcfcde17
MR
609 temp_extralibs "$@"
610 check_header $header && check_func $func && add_extralibs "$@"
611 err=$?
612 restore_flags
613 return $err
57bd82d4
MR
614}
615
f8d7b072
MR
616check_lib2(){
617 log check_lib2 "$@"
618 headers="$1"
619 func="$2"
620 shift 2
621 temp_extralibs "$@"
2446d3d6 622 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
623 err=$?
624 restore_flags
625 return $err
626}
627
dcd479c0 628check_exec(){
2270b4b2 629 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
630}
631
7dfef245
MR
632check_exec_crash(){
633 code=`cat`
634
635 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
636 # are safe but may not be available everywhere. Thus we use
637 # raise(SIGTERM) instead. The check is run in a subshell so we
638 # can redirect the "Terminated" message from the shell. SIGBUS
639 # is not defined by standard C so it is used conditionally.
640
2270b4b2 641 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
642#include <signal.h>
643static void sighandler(int sig){
644 raise(SIGTERM);
645}
e5af4a11 646int main(void){
7dfef245
MR
647 signal(SIGILL, sighandler);
648 signal(SIGFPE, sighandler);
649 signal(SIGSEGV, sighandler);
650#ifdef SIGBUS
651 signal(SIGBUS, sighandler);
652#endif
653 { $code }
654}
655EOF
656}
657
72be9e73
DY
658check_type(){
659 log check_type "$@"
660 headers=$1
661 type=$2
662 shift 2
663 disable $type
664 incs=""
665 for hdr in $headers; do
666 incs="$incs
667#include <$hdr>"
668 done
669 check_cc "$@" <<EOF && enable $type
670$incs
671$type v;
672EOF
673}
674
57bd82d4
MR
675require(){
676 name="$1"
677 header="$2"
678 func="$3"
679 shift 3
680 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
681}
682
f8d7b072
MR
683require2(){
684 name="$1"
685 headers="$2"
686 func="$3"
687 shift 3
688 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
689}
690
eea50282
MR
691check_foo_config(){
692 cfg=$1
693 pkg=$2
694 header=$3
695 func=$4
696 shift 4
697 disable $cfg
698 check_cmd ${pkg}-config --version
699 err=$?
700 if test "$err" = 0; then
701 temp_cflags `${pkg}-config --cflags`
702 temp_extralibs `${pkg}-config --libs`
703 check_lib "$@" $header $func && enable $cfg
704 fi
705 return $err
706}
707
c505dd31
MR
708apply(){
709 file=$1
710 shift
711 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
712}
713
dcd61286
DB
714# CONFIG_LIST contains configurable options, while HAVE_LIST is for
715# system-dependent things.
716
4a0d6686
AJ
717COMPONENT_LIST="
718 bsfs
719 decoders
720 demuxers
721 encoders
3cde40aa 722 filters
c552605c 723 indevs
4a0d6686 724 muxers
c552605c 725 outdevs
4a0d6686
AJ
726 parsers
727 protocols
728"
729
730CONFIG_LIST="
731 $COMPONENT_LIST
f7679c54
VS
732 avfilter
733 avfilter_lavf
c88f5d72
MR
734 avisynth
735 beos_netserver
f402916e 736 bzlib
c88f5d72
MR
737 ffmpeg
738 ffplay
739 ffserver
1848f7d9 740 fft
4f034993 741 golomb
c88f5d72 742 gpl
ecfc4f44 743 gprof
d8d0d0b2 744 gray
3abe5fbd 745 hardcoded_tables
c88f5d72 746 ipv6
f5a756ef
DB
747 libamr_nb
748 libamr_wb
f7b8bffe 749 libdc1394
690bfceb 750 libdirac
2eed5a46
DB
751 libfaac
752 libfaad
753 libfaadbin
c88f5d72 754 libgsm
6ebe07fb 755 libmp3lame
c88f5d72 756 libnut
f7cd9eed 757 libschroedinger
ae14f311 758 libspeex
150d2772 759 libtheora
c88f5d72 760 libvorbis
1cc60c47
DB
761 libx264
762 libxvid
47a158cb 763 mdct
c88f5d72 764 memalign_hack
a8150374 765 mlib
c88f5d72
MR
766 mpegaudio_hp
767 network
3fe142e2 768 nonfree
4a24ab64 769 postproc
2b4c3615 770 powerpc_perf
bd2216e4 771 small
13ca50f3 772 swscale
c88f5d72 773 vhook
56a059ac 774 x11grab
c88f5d72 775 zlib
4a0d6686 776"
c88f5d72 777
8eee7025
DB
778THREADS_LIST='
779 beosthreads
d22e8442 780 os2threads
8eee7025
DB
781 pthreads
782 w32threads
783'
784
3f5b56e5
MR
785ARCH_LIST='
786 alpha
787 armv4l
788 bfin
789 ia64
790 m68k
791 mips
792 parisc
793 powerpc
794 s390
795 sh4
796 sparc
797 sparc64
798 x86
799 x86_32
800 x86_64
801'
802
803ARCH_EXT_LIST='
1ac9331a 804 altivec
1ac9331a 805 armv5te
edab3048 806 armv6
f55b299a 807 armvfp
3f5b56e5
MR
808 iwmmxt
809 mmi
810 mmx
d7f0920b 811 mmx2
6b18d278 812 neon
9eeed841 813 ssse3
bd9d34a0 814 vis
3f5b56e5
MR
815'
816
817HAVE_LIST="
818 $ARCH_EXT_LIST
819 $THREADS_LIST
820 altivec_h
c9fdab0d 821 arpa_inet_h
6bd859d6 822 bswap
ecf97f22 823 closesocket
1ac9331a 824 cmov
e16e49ac 825 conio_h
c88f5d72 826 dcbzl
f8aa696f
DB
827 dev_bktr_ioctl_bt848_h
828 dev_bktr_ioctl_meteor_h
829 dev_ic_bt8xx_h
830 dev_video_meteor_ioctl_meteor_h
831 dev_video_bktr_ioctl_bt848_h
18b67ae5 832 dlfcn_h
c88f5d72 833 dlopen
bc574408 834 dos_paths
245626d0
DB
835 ebp_available
836 ebx_available
c2a29455 837 fast_64bit
7073e9fc 838 fast_cmov
7b829d2a 839 fast_unaligned
9d99cc5a 840 fork
c88f5d72 841 freetype2
da9e86f8 842 gethrtime
4e68cb8a 843 GetProcessTimes
66be5b45 844 getrusage
c88f5d72 845 imlib2
2e1913b1 846 inet_aton
61d251db 847 inline_asm
0b4a1821
AS
848 libdc1394_1
849 libdc1394_2
a33cab3a
MK
850 llrint
851 lrint
c88f5d72 852 lrintf
f8aa696f
DB
853 machine_ioctl_bt848_h
854 machine_ioctl_meteor_h
c88f5d72
MR
855 malloc_h
856 memalign
6ffa87d3 857 mkstemp
b4e806b2 858 pld
9cafbd6c 859 ppc64
a33cab3a
MK
860 round
861 roundf
c88f5d72
MR
862 sdl
863 sdl_video_size
72be9e73 864 socklen_t
deb29777 865 soundcard_h
f8cda19e 866 poll_h
b58412f1 867 sys_mman_h
b091aa44 868 sys_resource_h
81644c2e 869 sys_select_h
deb29777 870 sys_soundcard_h
1b6e8b73 871 sys_videoio_h
e16e49ac 872 termios_h
b265431e 873 threads
6ff3f3e7 874 winsock2_h
304d586d 875 yasm
0cb78cef 876"
44161118 877
b6bb00b0
MR
878# options emitted with CONFIG_ prefix but not available on command line
879CONFIG_EXTRA="
880 fft_mmx
40b509b3 881 oldscaler
b6bb00b0
MR
882"
883
520cc7f1 884CMDLINE_SELECT="
3f5b56e5 885 $ARCH_EXT_LIST
520cc7f1 886 $CONFIG_LIST
8eee7025 887 $THREADS_LIST
db6107b6 888 cross_compile
520cc7f1
MR
889 debug
890 extra_warnings
8c6afa4d 891 logging
d2bbb2f7 892 optimizations
520cc7f1
MR
893 shared
894 static
87a0fb62 895 stripping
520cc7f1 896"
426be5dc
DB
897
898PATHS_LIST='
d156bede 899 bindir
26759c44
MR
900 incdir
901 libdir
26759c44
MR
902 mandir
903 prefix
904 shlibdir
426be5dc
DB
905'
906
907CMDLINE_SET="
908 $PATHS_LIST
909 arch
910 build_suffix
911 cc
912 cpu
913 cross_prefix
ac63af34 914 extra_version
9da6609f
MR
915 host_cc
916 host_cflags
917 host_ldflags
918 host_libs
426be5dc 919 logfile
26759c44 920 source_path
a7ada2ba 921 target_exec
26759c44 922 target_os
a7ada2ba 923 target_path
426be5dc 924"
520cc7f1 925
912f3148
DB
926# code dependency declarations
927
9eeed841
MR
928# architecture extensions
929altivec_deps="powerpc"
930armv5te_deps="armv4l"
931armv6_deps="armv4l"
f55b299a 932armvfp_deps="armv4l"
9eeed841 933iwmmxt_deps="armv4l"
e241ba14 934mmi_deps="mips"
9eeed841 935mmx_deps="x86"
fbef871d 936mmx2_deps="x86 mmx"
6b18d278 937neon_deps="armv4l"
9eeed841 938ssse3_deps="x86"
bd9d34a0 939vis_deps="sparc"
9eeed841 940
b6bb00b0
MR
941# common features
942fft_suggest="fft_mmx"
943fft_mmx_deps="mmx yasm"
40b509b3 944oldscaler_deps="!swscale"
b6bb00b0 945
912f3148 946# decoders / encoders
47a158cb 947aac_decoder_select="fft mdct"
d8d12c15 948ac3_decoder_deps="gpl"
47a158cb
MR
949ac3_decoder_select="fft mdct"
950atrac3_decoder_select="fft mdct"
4f034993 951cavs_decoder_select="golomb"
47a158cb 952cook_decoder_select="fft mdct"
2eef7c62 953cscd_decoder_suggest="zlib"
47a158cb 954dca_decoder_select="fft mdct"
2eef7c62 955dxa_decoder_select="zlib"
406ab5cc 956eac3_decoder_deps="gpl"
47a158cb 957eac3_decoder_select="fft mdct"
4f034993
MR
958ffv1_decoder_select="golomb"
959flac_decoder_select="golomb"
960flac_encoder_select="golomb"
2eef7c62
AJ
961flashsv_decoder_select="zlib"
962flashsv_encoder_select="zlib"
4f034993 963h264_decoder_select="golomb"
47a158cb 964imc_decoder_select="fft mdct"
4f034993
MR
965jpegls_decoder_select="golomb"
966jpegls_encoder_select="golomb"
967loco_decoder_select="golomb"
30fd06be 968mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
969nellymoser_decoder_select="fft mdct"
970nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
971png_decoder_select="zlib"
972png_encoder_select="zlib"
47a158cb 973qdm2_decoder_select="fft mdct"
4f034993
MR
974shorten_decoder_select="golomb"
975sonic_decoder_select="golomb"
976sonic_encoder_select="golomb"
977sonic_ls_encoder_select="golomb"
978svq3_decoder_select="golomb"
bee2eac5 979svq3_decoder_suggest="zlib"
2eef7c62
AJ
980tiff_decoder_suggest="zlib"
981tiff_encoder_suggest="zlib"
982tscc_decoder_select="zlib"
47a158cb
MR
983vorbis_decoder_select="fft mdct"
984vorbis_encoder_select="fft mdct"
985wmav1_decoder_select="fft mdct"
986wmav1_encoder_select="fft mdct"
987wmav2_decoder_select="fft mdct"
988wmav2_encoder_select="fft mdct"
2eef7c62
AJ
989zlib_decoder_select="zlib"
990zlib_encoder_select="zlib"
991zmbv_decoder_select="zlib"
992zmbv_encoder_select="zlib"
30fd06be 993
912f3148 994# external libraries
f5a756ef
DB
995libamr_nb_decoder_deps="libamr_nb"
996libamr_nb_encoder_deps="libamr_nb"
997libamr_wb_decoder_deps="libamr_wb"
998libamr_wb_encoder_deps="libamr_wb"
1b71f045 999libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1000libdirac_encoder_deps="libdirac"
c9171a83 1001libfaac_encoder_deps="libfaac"
69ddbd1d 1002libfaad_decoder_deps="libfaad"
4ec45764 1003libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1004libgsm_decoder_deps="libgsm"
1005libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1006libgsm_ms_decoder_deps="libgsm"
1007libgsm_ms_encoder_deps="libgsm"
1cc60c47 1008libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1009libschroedinger_decoder_deps="libschroedinger"
1010libschroedinger_encoder_deps="libschroedinger"
ae14f311 1011libspeex_decoder_deps="libspeex"
150d2772 1012libtheora_encoder_deps="libtheora"
b0caf888 1013libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1014libx264_encoder_deps="libx264"
1015libxvid_encoder_deps="libxvid"
13566c31 1016mpeg4aac_decoder_deps="libfaad"
30fd06be 1017
912f3148 1018# demuxers / muxers
03a76ba9 1019ac3_demuxer_deps="ac3_parser"
50383e88 1020audio_beos_demuxer_deps="audio_beos"
4ec45764 1021audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1022audio_beos_muxer_deps="audio_beos"
4ec45764 1023audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1024avisynth_demuxer_deps="avisynth"
73483024 1025bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1026dirac_demuxer_deps="dirac_parser"
fe9bb347 1027dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1028libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1029libnut_demuxer_deps="libnut"
1030libnut_muxer_deps="libnut"
2eef7c62
AJ
1031matroska_demuxer_suggest="zlib bzlib"
1032mov_demuxer_suggest="zlib"
4bd8e17c 1033mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1034oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1035oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1036redir_demuxer_deps="network"
8eb793c4 1037rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1038rtsp_demuxer_deps="sdp_demuxer"
1039sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1040v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1041v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1042vfwcap_demuxer_deps="capCreateCaptureWindow"
1043vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1044x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1045x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1046
912f3148 1047# protocols
c08fb000
AB
1048http_protocol_deps="network"
1049rtp_protocol_deps="udp_protocol"
1050tcp_protocol_deps="network"
1051udp_protocol_deps="network"
1052
f7679c54 1053# filters
81124ba0 1054movie_filter_deps="avfilter_lavf"
f7679c54 1055
912f3148 1056# programs
fa859b4d 1057ffplay_deps="sdl"
6ad42348 1058ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1059ffserver_extralibs='$ldl'
1060vhook_extralibs='$ldl'
a2830dca 1061
912f3148 1062
de6d9b64 1063# default parameters
8a608357 1064
2ba042a7 1065logfile="config.err"
8a608357
MR
1066
1067# installation paths
c9d19248
MR
1068prefix_default="/usr/local"
1069bindir_default='${prefix}/bin'
1070incdir_default='${prefix}/include'
1071libdir_default='${prefix}/lib'
1072mandir_default='${prefix}/share/man'
1073shlibdir_default="$libdir_default"
8a608357
MR
1074
1075# toolchain
13c7df3d 1076cc_default="gcc"
9da6609f 1077host_cc_default="gcc"
304d586d 1078yasmexe="yasm"
de6d9b64 1079ar="ar"
503d5b58 1080nm="nm"
be7109c1 1081ranlib="ranlib"
0f3cb305 1082strip="strip"
8a608357 1083asmalign_pot="unknown"
20369773 1084ln_s="ln -sf"
304d586d 1085objformat="elf"
8a608357
MR
1086
1087# machine
cc6a90dd 1088arch=`uname -m`
38d0a8aa 1089cpu="generic"
8a608357 1090
8a608357 1091# OS
4f854758 1092target_os=$(tolower $(uname -s))
8a608357 1093
8a608357 1094# configurable options
497237c7 1095enable debug
497237c7
RP
1096enable ffmpeg
1097enable ffplay
1098enable ffserver
1099enable ipv6
497237c7
RP
1100enable mpegaudio_hp
1101enable network
40b509b3 1102enable oldscaler
8400d6b8 1103enable optimizations
497237c7 1104enable protocols
530dc538 1105enable static
87a0fb62 1106enable stripping
8a608357
MR
1107vhook="default"
1108
8a608357 1109# build settings
11a9d3e8 1110add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1111SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1112VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1113FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1114LIBPREF="lib"
1115LIBSUF=".a"
c5f14466
RP
1116FULLNAME='$(NAME)$(BUILDSUF)'
1117LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1118SLIBPREF="lib"
1119SLIBSUF=".so"
c5f14466 1120SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1121SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1122SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1123LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1124
9da6609f
MR
1125host_cflags='-O3 -g -Wall'
1126host_libs='-lm'
1127
a7ada2ba
MR
1128target_path='.'
1129
0d7dca36
DB
1130# gcc stupidly only outputs the basename of targets with -MM, but we need the
1131# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1132DEPEND_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 1133
c597172e
MR
1134# find source path
1135source_path="`dirname \"$0\"`"
497237c7 1136enable source_path_used
c597172e
MR
1137if test -z "$source_path" -o "$source_path" = "." ; then
1138 source_path="`pwd`"
497237c7 1139 disable source_path_used
c597172e
MR
1140else
1141 source_path="`cd \"$source_path\"; pwd`"
1142 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1143 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1144fi
1145
c597172e
MR
1146FFMPEG_CONFIGURATION="$@"
1147
73ef8980
MR
1148find_things(){
1149 thing=$1
1150 pattern=$2
1151 file=$source_path/$3
932ccf39 1152 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1153}
1154
1155ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1156DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1157PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1158BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1159MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1160DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1161OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1162INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1163PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1164FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1165
7483e694
DB
1166enable $ARCH_EXT_LIST \
1167 $DECODER_LIST \
1168 $ENCODER_LIST \
1169 $PARSER_LIST \
1170 $BSF_LIST \
1171 $DEMUXER_LIST \
1172 $MUXER_LIST \
f7679c54 1173 $FILTER_LIST \
7483e694
DB
1174 $PROTOCOL_LIST \
1175 $INDEV_LIST \
1176 $OUTDEV_LIST \
c597172e
MR
1177
1178die_unknown(){
1179 echo "Unknown option \"$1\"."
1180 echo "See $0 --help for available options."
1181 exit 1
1182}
1183
794f8e97 1184show_list() {
bf0c4afa
RP
1185 suffix=_$1
1186 shift
1187 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1188 exit 0
1189}
1190
c597172e 1191for opt do
7483e694
DB
1192 optval="${opt#*=}"
1193 case "$opt" in
7483e694
DB
1194 --extra-cflags=*) add_cflags "$optval"
1195 ;;
1196 --extra-ldflags=*) add_ldflags "$optval"
1197 ;;
1198 --extra-libs=*) add_extralibs "$optval"
1199 ;;
8fb1cb58 1200 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1201 ;;
40bcf4c7
BL
1202 --enable-debug=*) debuglevel="$optval"
1203 ;;
7483e694
DB
1204 --enable-*=*|--disable-*=*)
1205 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1206 case "$thing" in
81124ba0 1207 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1208 *) die_unknown "$opt" ;;
1209 esac
1210 ;;
1211 --enable-?*|--disable-?*)
1212 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1213 if is_in $option $COMPONENT_LIST; then
1214 eval $action \$$(toupper ${option%s})_LIST
1215 elif is_in $option $CMDLINE_SELECT; then
1216 $action $option
1217 else
1218 die_unknown $opt
1219 fi
7483e694
DB
1220 ;;
1221 --list-*)
1222 NAME="${opt#--list-}"
1223 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1224 NAME=${NAME%s}
1225 eval show_list $NAME \$$(toupper $NAME)_LIST
1226 ;;
1227 --help|-h) show_help
1228 ;;
1229 *)
884a36a7 1230 optname="${opt%%=*}"
26759c44
MR
1231 optname="${optname#--}"
1232 optname=$(echo "$optname" | sed 's/-/_/g')
1233 is_in $optname $CMDLINE_SET || die_unknown $opt
1234 eval $optname='$optval'
7483e694
DB
1235 ;;
1236 esac
c597172e
MR
1237done
1238
bcea99bb
MR
1239disabled logging && logfile=/dev/null
1240
1241echo "# $0 $@" > $logfile
1242set >> $logfile
1243
9da6609f
MR
1244test -n "$cross_prefix" && enable cross_compile
1245
13c7df3d 1246cc_default="${cross_prefix}${cc_default}"
304d586d 1247yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1248ar="${cross_prefix}${ar}"
1249nm="${cross_prefix}${nm}"
1250ranlib="${cross_prefix}${ranlib}"
1251strip="${cross_prefix}${strip}"
1252
13c7df3d 1253set_default cc
9da6609f
MR
1254enabled cross_compile || host_cc_default=$cc
1255set_default host_cc
13c7df3d 1256
e4e69e0b
MR
1257# set temporary file name
1258if test ! -z "$TMPDIR" ; then
1259 TMPDIR1="${TMPDIR}"
1260elif test ! -z "$TEMPDIR" ; then
1261 TMPDIR1="${TEMPDIR}"
1262else
1263 TMPDIR1="/tmp"
1264fi
1265
1266TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1267TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1268TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1269TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1270TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1271TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1272
e9b9a2f8
MN
1273check_cflags -std=c99
1274
b24dbcbd
RP
1275case "$arch" in
1276 i386|i486|i586|i686|i86pc|BePC)
1277 arch="x86_32"
1278 enable fast_unaligned
1279 ;;
1280 x86_64|amd64)
1281 arch="x86_32"
34b37f86
DM
1282 enable cmov
1283 enable fast_cmov
b24dbcbd
RP
1284 enable fast_unaligned
1285 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1286 int test[sizeof(char*) - 7];
1287EOF
1288 ;;
1289 # armv4l is a subset of armv[567]*l
1290 arm|armv[4567]*l)
1291 arch="armv4l"
1292 ;;
1293 alpha)
1294 arch="alpha"
1295 enable fast_64bit
1296 ;;
1297 "Power Macintosh"|ppc|powerpc)
1298 arch="powerpc"
aa8bc0f1 1299 enable fast_unaligned
b24dbcbd
RP
1300 ;;
1301 ppc64)
1302 arch="powerpc"
1303 enable fast_64bit
aa8bc0f1 1304 enable fast_unaligned
b24dbcbd
RP
1305 ;;
1306 mips|mipsel|IP*)
1307 arch="mips"
1308 ;;
1309 sun4u|sparc64)
1310 arch="sparc64"
1311 enable fast_64bit
1312 ;;
1313 sparc)
1314 arch="sparc"
1315 ;;
1316 sh4)
1317 arch="sh4"
1318 ;;
1319 parisc)
1320 arch="parisc"
1321 ;;
1322 parisc64)
1323 arch="parisc"
1324 enable fast_64bit
1325 ;;
1326 s390|s390x)
1327 arch="s390"
1328 ;;
1329 m68k)
1330 arch="m68k"
1331 ;;
1332 ia64)
1333 arch="ia64"
1334 enable fast_64bit
1335 ;;
1336 bfin)
1337 arch="bfin"
1338 ;;
1339 *)
1340 arch="unknown"
1341 ;;
1342esac
1343
1344enable $arch
1345enabled_any x86_32 x86_64 && enable x86
1346enabled sparc64 && enable sparc
1347
7483e694 1348# OS specific
4f854758 1349case $target_os in
7483e694 1350 beos|haiku|zeta)
c9d19248 1351 prefix_default="$HOME/config"
7483e694
DB
1352 # helps building libavcodec
1353 add_cflags "-DPIC -fomit-frame-pointer"
1354 # 3 gcc releases known for BeOS, each with ugly bugs
1355 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1356 case "$gcc_version" in
1357 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1358 disable mmx
1359 ;;
1360 *20010315*) echo "BeBits gcc"
1361 add_cflags "-fno-expensive-optimizations"
1362 ;;
1363 esac
7483e694
DB
1364 SHFLAGS=-nostart
1365 # enable BeOS things
1366 enable audio_beos
1367 # no need for libm, but the inet stuff
1368 # Check for BONE
1369 # XXX: actually should check for NOT net_server
78fe7631 1370 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1371 network_extralibs="-lbind -lsocket"
1372 else
1373 enable beos_netserver
1374 network_extralibs="-lnet"
1375 fi ;;
1376 sunos)
1377 FFSERVERLDFLAGS=""
9987769a 1378 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1379 network_extralibs="-lsocket -lnsl"
1380 ;;
1381 netbsd)
1382 oss_demuxer_extralibs="-lossaudio"
1383 oss_muxer_extralibs="-lossaudio"
1384 ;;
1385 openbsd)
1386 disable need_memalign
1387 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1388 SHFLAGS='-shared'
1389 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1390 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1391 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1392 oss_demuxer_extralibs="-lossaudio"
1393 oss_muxer_extralibs="-lossaudio"
1394 ;;
1395 freebsd)
1396 disable need_memalign
1397 ;;
1398 bsd/os)
1399 osextralibs="-lpoll -lgnugetopt"
1400 strip="strip -d"
1401 ;;
1402 darwin)
1403 disable need_memalign
0138c54e 1404 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1405 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1406 strip="strip -x"
1407 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1408 SLIBSUF=".dylib"
1409 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1410 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1411 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1412 objformat="macho"
1b0f6fb8 1413 enabled x86_64 && objformat="macho64"
7483e694
DB
1414 ;;
1415 mingw32*)
4f854758 1416 target_os=mingw32
dcc01c06
RP
1417 LIBTARGET=i386
1418 if test $arch = x86_64; then
1419 disable need_memalign
1420 LIBTARGET=x64
1421 fi
fbd971a4 1422 shlibdir_default="$bindir_default"
7483e694
DB
1423 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1424 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1425 if enabled swscale; then
7483e694
DB
1426 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1427 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1428 fi
1429 disable ffserver
1430 SLIBPREF=""
1431 SLIBSUF=".dll"
1432 EXESUF=".exe"
1433 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1434 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1435 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1436 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1437 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1438 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1439 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1440 objformat="win32"
bc574408 1441 enable dos_paths
a85de417
SS
1442 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1443 die "ERROR: MinGW runtime version must be >= 3.15."
1444 enabled_any avisynth vfwcap_demuxer &&
1445 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 12)" ||
1446 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.12 or later."; }
7483e694
DB
1447 ;;
1448 cygwin*)
4f854758 1449 target_os=cygwin
fbd971a4 1450 shlibdir_default="$bindir_default"
7483e694
DB
1451 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1452 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1453 if enabled swscale; then
7483e694
DB
1454 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1455 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1456 fi
1457 EXESUF=".exe"
1458 SLIBPREF="cyg"
1459 SLIBSUF=".dll"
1460 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1461 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1462 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1463 objformat="win32"
bc574408 1464 enable dos_paths
7483e694 1465 ;;
4f365f37 1466 *-dos|freedos|opendos)
4f365f37
MK
1467 disable ffplay ffserver vhook
1468 disable $INDEV_LIST $OUTDEV_LIST
1469 network_extralibs="-lsocket"
1470 EXESUF=".exe"
304d586d 1471 objformat="win32"
bc574408 1472 enable dos_paths
4f365f37 1473 ;;
7483e694 1474 linux)
7483e694
DB
1475 enable dv1394
1476 ;;
1477 irix*)
4f854758 1478 target_os=irix
7483e694
DB
1479 ranlib="echo ignoring ranlib"
1480 ;;
d22e8442 1481 os/2*)
d22e8442
DY
1482 strip="lxlite"
1483 ln_s="cp -f"
d22e8442
DY
1484 EXESUF=".exe"
1485 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1486 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1487 FFSERVERLDFLAGS=""
287d3b13 1488 LIBSUF="_s.a"
d22e8442
DY
1489 SLIBPREF=""
1490 SLIBSUF=".dll"
1491 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1492 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1493 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1494 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1495 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1496 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1497 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1498 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1499 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1500 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1501 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1502 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1503 disable vhook
bc574408 1504 enable dos_paths
d22e8442 1505 ;;
269820f1
PR
1506 interix)
1507 disable vhook
1508 ;;
d22e8442 1509
7483e694 1510 *)
4f854758 1511 target_os="${target_os}-UNKNOWN"
7483e694
DB
1512 ;;
1513esac
1514
c9d19248
MR
1515set_default $PATHS_LIST
1516
c597172e 1517add_extralibs $osextralibs
de6d9b64 1518
28d8e661
DB
1519# Combine FFLDFLAGS and the LDFLAGS environment variable.
1520LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1521
320d060a 1522# we need to build at least one lib type
93b3c083 1523if ! enabled_any static shared; then
320d060a
DB
1524 cat <<EOF
1525At least one library type must be built.
1526Specify --enable-static to build the static libraries or --enable-shared to
1527build the shared libraries as well. To only build the shared libraries specify
1528--disable-static in addition to --enable-shared.
1529EOF
1530 exit 1;
1531fi
1532
abc4e572 1533disabled static && LIBNAME=""
2a320695 1534
a2234ceb
RP
1535if enabled_any libfaad libfaadbin ; then
1536 if check_header faad.h; then
295b8c70 1537 check_cc <<EOF
a2234ceb
RP
1538#include <faad.h>
1539#ifndef FAAD2_VERSION
1540ok faad1
1541#endif
db817cf3 1542int main(void) { return 0; }
a2234ceb
RP
1543EOF
1544 test $? = 0 && enable libfaad2
1545 else
ff3dac65 1546 die "FAAD test failed."
a2234ceb
RP
1547 fi
1548fi
1549
1550
93b3c083 1551if ! enabled gpl; then
54118497
RP
1552 die_gpl_disabled(){
1553 name=$1
1554 shift
1555 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1556 }
4a24ab64 1557 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1558 die_gpl_disabled "libx264" libx264
1559 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1560 die_gpl_disabled "FAAD2" libfaad2
1561 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1562 die_gpl_disabled "The software scaler" swscale
ebb810d9 1563fi
b2e3c528 1564
3fe142e2
DB
1565if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1566 die "libamr is nonfree and --enable-nonfree is not specified."
1567fi
1568
9eeed841 1569check_deps $ARCH_EXT_LIST
0f3cb305 1570
5d323602
MR
1571test -z "$need_memalign" && need_memalign="$mmx"
1572
cf9d24ad 1573#Darwin CC versions
4f854758 1574if test $target_os = darwin; then
3dddba4b 1575 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1576 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1577 else
8541cc27 1578 add_cflags "-pipe"
26c1b3be
DB
1579 check_cflags "-force_cpusubtype_ALL"
1580 check_cflags "-Wno-sign-compare"
f946a9a4 1581 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1582 fi
2a1a6b64
MN
1583fi
1584
40617a6d 1585disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1586
a4adb608 1587# Add processor-specific flags
38d0a8aa 1588if test $cpu != "generic"; then
bc8ec47b
MR
1589 warn_altivec(){
1590 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1591 }
38d0a8aa 1592 case $cpu in
bb270c08 1593 601|ppc601|PowerPC601)
1c5d830c 1594 add_cflags "-mcpu=601"
bc8ec47b 1595 warn_altivec enabled PPC601
bb270c08
DB
1596 ;;
1597 603*|ppc603*|PowerPC603*)
1c5d830c 1598 add_cflags "-mcpu=603"
bc8ec47b 1599 warn_altivec enabled PPC603
bb270c08
DB
1600 ;;
1601 604*|ppc604*|PowerPC604*)
1c5d830c 1602 add_cflags "-mcpu=604"
bc8ec47b 1603 warn_altivec enabled PPC604
bb270c08
DB
1604 ;;
1605 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1606 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1607 warn_altivec enabled PPC75x
bb270c08
DB
1608 ;;
1609 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1610 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1611 warn_altivec disabled PPC745x
bb270c08
DB
1612 ;;
1613 74*|ppc74*|PowerPC74*)
1c5d830c 1614 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1615 warn_altivec disabled PPC74xx
bb270c08
DB
1616 ;;
1617 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1618 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1619 warn_altivec disabled PPC970
9cafbd6c 1620 enable ppc64
bb270c08 1621 ;;
e07e357d
LB
1622 Cell|CELL|cell)
1623 add_cflags "-mcpu=cell"
1624 warn_altivec disabled Cell
9cafbd6c 1625 enable ppc64
e07e357d 1626 ;;
e7768fc5
GP
1627 # targets that do NOT support conditional mov (cmov)
1628 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1629 add_cflags "-march=$cpu"
497237c7 1630 disable cmov
e7768fc5
GP
1631 ;;
1632 # targets that do support conditional mov (cmov)
416519dd 1633 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1634 add_cflags "-march=$cpu"
497237c7
RP
1635 enable cmov
1636 enable fast_cmov
94e4c3a3
GP
1637 ;;
1638 # targets that do support conditional mov but on which it's slow
800a5a19 1639 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1640 add_cflags "-march=$cpu"
497237c7
RP
1641 enable cmov
1642 disable fast_cmov
bb270c08 1643 ;;
d7b34d08 1644 sparc64)
1c5d830c 1645 add_cflags "-mcpu=v9"
d7b34d08 1646 ;;
f2e49553
MR
1647 arm11*|cortex*)
1648 add_cflags "-mcpu=$cpu"
1649 enable fast_unaligned
1650 ;;
0223bd6f
MR
1651 armv*)
1652 add_cflags "-march=$cpu"
1653 ;;
f2e49553 1654 arm*)
6b19786b
MR
1655 add_cflags "-mcpu=$cpu"
1656 ;;
bb270c08 1657 *)
7483e694 1658 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1659 ;;
a4adb608
MN
1660 esac
1661fi
1662
be0d52ab 1663# make sure we can execute files in $TMPDIR
2270b4b2 1664cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1665#! /bin/sh
1666EOF
2270b4b2
DB
1667chmod +x $TMPSH >> $logfile 2>&1
1668if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1669 cat <<EOF
1670Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1671variable to another directory and make sure that $TMPDIR1 is not mounted
1672noexec.
be0d52ab
MR
1673EOF
1674 die "Sanity test failed."
1675fi
edd08265 1676rm $TMPSH
be0d52ab 1677
1a268acc
MR
1678# compiler sanity check
1679check_exec <<EOF
c23a0ac8 1680int main(void){ return 0; }
1a268acc
MR
1681EOF
1682if test "$?" != 0; then
1683 echo "$cc is unable to create an executable file."
93b3c083 1684 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1685 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1686 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1687 fi
1688 die "C compiler test failed."
1689fi
1690
b4d96ba2
MR
1691check_cc <<EOF || die "Symbol mangling check failed."
1692int ff_extern;
1693EOF
2f05d9c1 1694sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1695extern_prefix=${sym%%ff_extern*}
1696
61d251db
MR
1697check_asm inline_asm '""'
1698
9eeed841 1699if enabled x86; then
44965991
PI
1700 # check whether EBP is available on x86
1701 # As 'i' is stored on the stack, this program will crash
1702 # if the base pointer is used to access it because the
1703 # base pointer is cleared in the inline assembly code.
7dfef245 1704 check_exec_crash <<EOF && enable ebp_available
44965991 1705 volatile int i=0;
be449fca 1706 __asm__ volatile (
44965991
PI
1707 "xorl %%ebp, %%ebp"
1708 ::: "%ebp");
1709 return i;
44965991
PI
1710EOF
1711
1712 # check wether EBX is available on x86
940f335a 1713 check_asm ebx_available '"":::"%ebx"'
8e380710 1714
d7f0920b 1715 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1716 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1717 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1718
1719 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1720
1721 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1722 enabled x86_64 && append YASMFLAGS "-m amd64"
1723 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1724 case "$objformat" in
1725 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1726 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1727 *) append YASMFLAGS "-DPREFIX" ;;
1728 esac
1729 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1730fi
1731
87ea51e0
LB
1732# check for assembler specific support
1733
cc6a90dd 1734if test $arch = "powerpc"; then
5eb39de9 1735 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1736fi
1737
57bd82d4
MR
1738# check for SIMD availability
1739
115329f1 1740# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1741if enabled altivec; then
3ed1a2ee
DB
1742 check_cflags -maltivec -mabi=altivec &&
1743 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1744 check_cflags -faltivec
b6e52719 1745
0182fee8 1746 # check if our compiler supports Motorola AltiVec C API
497237c7 1747 check_cc <<EOF || disable altivec
dcd479c0 1748$inc_altivec_h
a9a07762
MN
1749int main(void) {
1750 vector signed int v1, v2, v3;
1751 v1 = vec_add(v2,v3);
1752 return 0;
1753}
1754EOF
b006b26c
DB
1755
1756 # check if our compiler supports braces for vector declarations
80a61f08 1757 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1758$inc_altivec_h
80a61f08 1759int main (void) { (vector int) {1}; return 0; }
b006b26c 1760EOF
a9a07762 1761fi
ab6c65f6 1762
b4e806b2
MC
1763# We have to check if pld is a nop and disable it.
1764enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1765enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1766enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1767enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1768enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1769enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1770enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1771enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1772
8b03def6
DB
1773enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1774
57bd82d4
MR
1775# ---
1776# big/little-endian test
9eebe687
MR
1777check_cc <<EOF || die "endian test failed"
1778unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1779EOF
d04d9e16 1780od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1781
a3999908 1782# ---
3d204385
NK
1783# check availability of some header files
1784
a98bb16d
RP
1785if check_func dlopen; then
1786 ldl=
1787elif check_func dlopen -ldl; then
1788 ldl=-ldl
8bf5d58f
MN
1789fi
1790
7483e694
DB
1791check_func fork
1792check_func gethrtime
1793check_func getrusage
094c09bb 1794check_func inet_aton $network_extralibs
7483e694
DB
1795check_func memalign
1796check_func mkstemp
2446d3d6 1797check_func_headers windows.h GetProcessTimes
6ffa87d3 1798
e16e49ac 1799check_header conio.h
a98bb16d
RP
1800check_header dlfcn.h
1801check_header malloc.h
bf6ce82d 1802check_header poll.h
b58412f1 1803check_header sys/mman.h
b091aa44 1804check_header sys/resource.h
bf6ce82d 1805check_header sys/select.h
a98bb16d
RP
1806check_header termios.h
1807
1808if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1809 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1810fi
e16e49ac 1811
2eef7c62
AJ
1812disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1813disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1814
1815# check for some common methods of building with pthread support
1816# do this before the optional library checks as some of them require pthreads
1817if enabled pthreads; then
9e7fd101
MR
1818 if check_func pthread_create; then
1819 :
1820 elif check_func pthread_create -pthread; then
1821 add_cflags -pthread
afc9aee2 1822 add_extralibs -pthread
9e7fd101
MR
1823 elif check_func pthread_create -pthreads; then
1824 add_cflags -pthreads
afc9aee2 1825 add_extralibs -pthreads
8d94f606
GT
1826 elif check_func pthread_create -lpthreadGC2; then
1827 add_extralibs -lpthreadGC2
9e7fd101
MR
1828 elif ! check_lib pthread.h pthread_create -lpthread; then
1829 die "ERROR: can't find pthreads library"
1830 fi
57bd82d4
MR
1831fi
1832
8eee7025 1833for thread in $THREADS_LIST; do
e5f94c2b 1834 if enabled $thread; then
3ae3b721
RP
1835 test -n "$thread_type" &&
1836 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1837 thread_type="$thread"
e5f94c2b
RP
1838 fi
1839done
1840
fdf88598
MR
1841check_lib math.h sin -lm
1842
a33cab3a
MK
1843# test for C99 functions in math.h
1844for func in llrint lrint lrintf round roundf; do
1845 check_exec <<EOF && enable $func || disable $func
f32adb22 1846#include <math.h>
a33cab3a 1847int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1848EOF
a33cab3a 1849done
f32adb22 1850
57bd82d4 1851# these are off by default, so fail if requested and not available
79fda097 1852enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1853enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1854enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1855enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1856 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1857 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1858enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1859enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1860enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1861enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1862enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1863enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1864 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1865enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1866enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1867enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1868enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1869 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1870 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1871enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1872enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1873
0b4a1821
AS
1874# libdc1394 check
1875if enabled libdc1394; then
1876 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1877 enable libdc1394_2; } ||
1878 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1879 enable libdc1394_1; } ||
1880 die "ERROR: No version of libdc1394 found "
1881fi
1882
1883
c13e1abd
FH
1884_restrict=
1885for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1886 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1887void foo(char * $restrict_keyword p);
1888EOF
c13e1abd
FH
1889done
1890
703afd07 1891test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1892
4f854758 1893if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1894 disable vhook
fbb9d104 1895 echo
b0268cc0 1896 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1897 echo "Patches welcome."
1898 echo
1899fi
1900
8d923001
MR
1901if enabled vhook; then
1902 check_ldflags -rdynamic
1903 check_ldflags -export-dynamic
1904fi
bfd2edeb 1905
eea50282
MR
1906check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1907check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1908
a86b921c 1909##########################################
29799f8b 1910# SDL check
a86b921c 1911
497237c7
RP
1912disable sdl_too_old
1913disable sdl
6a1a892f 1914SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1915if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1916 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1917 temp_cflags $sdl_cflags
dcd479c0 1918 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1919 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1920 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1921 if test "$_sdlversion" -lt 121 ; then
497237c7 1922 enable sdl_too_old
dcd479c0 1923 else
497237c7 1924 enable sdl
225e21ef 1925 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1926#include <SDL.h>
d6773f56 1927int main(int argc, char **argv){
29f3b38a
MR
1928 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1929 int w = vi->current_w;
1930 return 0;
1931}
1932EOF
dcd479c0
MR
1933 fi
1934 fi
29f3b38a 1935 restore_flags
c3f6b472 1936fi
57bd82d4 1937
2270b4b2 1938texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1939
7a91333f 1940##########################################
73b46a95
RP
1941# Network check
1942
1943if enabled network; then
668b65bd 1944 check_type sys/socket.h socklen_t
73b46a95
RP
1945 # Prefer arpa/inet.h over winsock2
1946 if check_header arpa/inet.h ; then
1947 check_func closesocket
1948 elif check_header winsock2.h ; then
ea10ddde 1949 network_extralibs="-lws2_32"
72be9e73 1950 check_type ws2tcpip.h socklen_t
2446d3d6 1951 check_func_headers winsock2.h closesocket
73b46a95
RP
1952 fi
1953fi
1954
1955##########################################
29799f8b 1956# IPv6 check
7a91333f 1957
497237c7 1958enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1959#include <sys/types.h>
1960#include <sys/socket.h>
1961#include <netinet/in.h>
1962#include <netdb.h>
db817cf3 1963int main(void) {
7483e694
DB
1964 struct sockaddr_storage saddr;
1965 struct ipv6_mreq mreq6;
1966 getaddrinfo(0,0,0,0);
1967 getnameinfo(0,0,0,0,0,0,0);
1968 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1969}
1970EOF
1971
06e31011
RP
1972check_header linux/videodev.h
1973check_header linux/videodev2.h
1b6e8b73 1974check_header sys/videoio.h
47f38850 1975
2446d3d6 1976check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1977
f8aa696f 1978# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1979{ check_header dev/bktr/ioctl_meteor.h &&
1980 check_header dev/bktr/ioctl_bt848.h; } ||
1981{ check_header machine/ioctl_meteor.h &&
1982 check_header machine/ioctl_bt848.h; } ||
1983{ check_header dev/video/meteor/ioctl_meteor.h &&
1984 check_header dev/video/bktr/ioctl_bt848.h; } ||
1985check_header dev/ic/bt8xx.h
f8aa696f 1986
c7682de0
RP
1987check_header sys/soundcard.h
1988check_header soundcard.h
deb29777 1989
7483e694 1990# deal with the X11 frame grabber
56a059ac 1991enabled x11grab &&
f58f4ce1
GP
1992check_header X11/Xlib.h &&
1993check_header X11/extensions/XShm.h &&
1994check_func XOpenDisplay -lX11 &&
06eab4ba 1995check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1996
40bcf4c7 1997enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1998
1999# add some useful compiler flags if supported
2000check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2001check_cflags -Wall
2002check_cflags -Wno-switch
c07bd6a9
MN
2003check_cflags -Wdisabled-optimization
2004check_cflags -Wpointer-arith
2005check_cflags -Wredundant-decls
cc1fb623 2006check_cflags -Wno-pointer-sign
f4929996 2007check_cflags -Wcast-qual
9aceb3cf 2008check_cflags -Wwrite-strings
652a5bf6 2009check_cflags -Wtype-limits
5af4e0cc 2010enabled extra_warnings && check_cflags -Winline
cf9d24ad 2011
57bd82d4 2012# add some linker flags
5c0e9479 2013check_ldflags -Wl,--warn-common
8351d2ba
DB
2014check_ldflags -Wl,--as-needed
2015check_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 2016check_ldflags -Wl,-Bsymbolic
94a3401e 2017
bd2216e4
MR
2018if enabled small; then
2019 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2020 optimizations="small"
2021elif enabled optimizations; then
3dddba4b 2022 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2023 add_cflags "-O5"
2024 add_ldflags "-O5"
cf9d24ad 2025 else
30a3e5d4 2026 add_cflags "-O3"
cf9d24ad 2027 fi
cddf3f45 2028fi
11fdbc44 2029check_cflags -fno-math-errno
b2eb2ff0 2030check_cflags -fno-signed-zeros
cddf3f45 2031
504a64b9 2032# add some flags for Intel C Compiler
0c45cd07 2033if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2034 # Just warnings, no remarks
2035 check_cflags -w1
2036 # -wd: Disable following warnings
2037 # 144, 167, 556: -Wno-pointer-sign
2038 # 10006: ignoring unknown option -fno-signed-zeros
2039 # 10156: ignoring option '-W'; no argument required
2040 check_cflags -wd144,167,556,10006,10156
2041 # 11030: Warning unknown option --as-needed
2042 # 10156: ignoring option '-export'; no argument required
2043 check_ldflags -wd10156,11030
907eb3b5
CEH
2044 # Allow to compile with optimizations
2045 check_ldflags -march=$cpu
504a64b9
CEH
2046fi
2047
80581e98 2048# PIC flags for shared library objects where they are needed
5af4e0cc 2049if enabled shared; then
569cb218
MR
2050 # LIBOBJFLAGS may have already been set in the OS configuration
2051 if test -z "$LIBOBJFLAGS" ; then
2052 case "$arch" in
b6bd7268 2053 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2054 esac
2055 fi
80581e98
MN
2056fi
2057
90be59ef 2058if enabled gprof; then
30a3e5d4
NP
2059 add_cflags "-p"
2060 add_ldflags "-p"
1db54e20
DB
2061fi
2062
3b26ee47 2063VHOOKCFLAGS="-fPIC"
18451f7d 2064
7f3c02fc 2065# Find out if the .align argument is a power of two or not.
4454dc1b 2066if test $asmalign_pot = "unknown"; then
497237c7 2067 disable asmalign_pot
be449fca 2068 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2069fi
2070
7483e694
DB
2071enabled_any $DECODER_LIST && enable decoders
2072enabled_any $ENCODER_LIST && enable encoders
2073enabled_any $BSF_LIST && enable bsfs
2074enabled_any $DEMUXER_LIST && enable demuxers
2075enabled_any $MUXER_LIST && enable muxers
f7679c54 2076enabled_any $FILTER_LIST && enable filters
7483e694
DB
2077enabled_any $INDEV_LIST && enable demuxers
2078enabled_any $OUTDEV_LIST && enable muxers
2079enabled_any $PROTOCOL_LIST && enable protocols
2080
2081enabled_any $THREADS_LIST && enable threads
2082
2083check_deps $CONFIG_LIST \
b6bb00b0 2084 $CONFIG_EXTRA \
7483e694
DB
2085 $HAVE_LIST \
2086 $DECODER_LIST \
2087 $ENCODER_LIST \
2088 $PARSER_LIST \
2089 $BSF_LIST \
2090 $DEMUXER_LIST \
2091 $MUXER_LIST \
f7679c54 2092 $FILTER_LIST \
7483e694
DB
2093 $INDEV_LIST \
2094 $OUTDEV_LIST \
2095 $PROTOCOL_LIST \
f70f03f6 2096
f7b8bffe 2097enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2098enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2099enabled libtheora && append pkg_requires "theora"
f9def9cc 2100enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2101
3e89171a 2102echo "install prefix $prefix"
f36958f8
DB
2103echo "source path $source_path"
2104echo "C compiler $cc"
bfd5afd8 2105echo ".align is power-of-two $asmalign_pot"
f36958f8 2106echo "ARCH $arch ($cpu)"
ce8871c2
MR
2107if test "$build_suffix" != ""; then
2108 echo "build suffix $build_suffix"
eb94aca9 2109fi
ac63af34
DB
2110if test "$extra_version" != ""; then
2111 echo "version string suffix $extra_version"
2112fi
0db2ce77 2113echo "big-endian ${bigendian-no}"
419b8784 2114if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2115 echo "yasm ${yasm-no}"
0db2ce77
MR
2116 echo "MMX enabled ${mmx-no}"
2117 echo "CMOV enabled ${cmov-no}"
2118 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2119 echo "EBX available ${ebx_available-no}"
2120 echo "EBP available ${ebp_available-no}"
e41e8342 2121fi
cc6a90dd 2122if test $arch = "armv4l"; then
0db2ce77
MR
2123 echo "ARMv5TE enabled ${armv5te-no}"
2124 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2125 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2126 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2127 echo "NEON enabled ${neon-no}"
eba9ae3c 2128fi
e241ba14 2129if test $arch = "mips"; then
0db2ce77 2130 echo "MMI enabled ${mmi-no}"
e41e8342 2131fi
cc6a90dd 2132if test $arch = "powerpc"; then
0db2ce77
MR
2133 echo "AltiVec enabled ${altivec-no}"
2134 echo "dcbzl available ${dcbzl-no}"
e41e8342 2135fi
0db2ce77
MR
2136echo "gprof enabled ${gprof-no}"
2137echo "debug symbols ${debug-no}"
87a0fb62 2138echo "strip symbols ${stripping-no}"
8400d6b8 2139echo "optimizations ${optimizations-no}"
0db2ce77
MR
2140echo "static ${static-no}"
2141echo "shared ${shared-no}"
4a24ab64 2142echo "postprocessing support ${postproc-no}"
13ca50f3 2143echo "software scaler enabled ${swscale-no}"
f7679c54 2144echo "new filter support ${avfilter-no}"
81124ba0 2145echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2146echo "video hooking ${vhook-no}"
90be59ef 2147if enabled vhook; then
0db2ce77
MR
2148 echo "Imlib2 support ${imlib2-no}"
2149 echo "FreeType support ${freetype2-no}"
68892110 2150fi
0db2ce77 2151echo "network support ${network-no}"
90be59ef 2152if enabled network; then
0db2ce77 2153 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2154fi
0db2ce77
MR
2155echo "threading support ${thread_type-no}"
2156echo "SDL support ${sdl-no}"
90be59ef 2157if enabled sdl_too_old; then
bfd5afd8
DB
2158 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2159fi
0db2ce77
MR
2160echo "Sun medialib support ${mlib-no}"
2161echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2162echo "libamr-nb support ${libamr_nb-no}"
2163echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2164echo "libdc1394 support ${libdc1394-no}"
690bfceb 2165echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2166echo "libfaac enabled ${libfaac-no}"
2167echo "libfaad enabled ${libfaad-no}"
7e0871a7 2168echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2169echo "libgsm enabled ${libgsm-no}"
2170echo "libmp3lame enabled ${libmp3lame-no}"
2171echo "libnut enabled ${libnut-no}"
f7cd9eed 2172echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2173echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2174echo "libtheora enabled ${libtheora-no}"
2175echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2176echo "libx264 enabled ${libx264-no}"
2177echo "libxvid enabled ${libxvid-no}"
0db2ce77 2178echo "zlib enabled ${zlib-no}"
f402916e 2179echo "bzlib enabled ${bzlib-no}"
2c62e737 2180echo
de6d9b64 2181
f7679c54 2182for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2183 echo "Enabled ${type}s:"
f65c9da1 2184 eval list=\$$(toupper $type)_LIST
8138b9db 2185 for part in $list; do
f65c9da1
MR
2186 enabled $part && echo ${part%_*}
2187 done | sort | pr -3 -t
2188 echo
8138b9db
RP
2189done
2190
ba321adb
JK
2191license="LGPL"
2192if enabled nonfree; then
2193 license="unredistributable"
2194elif enabled gpl; then
2195 license="GPL"
2196fi
2197
2198echo "License: $license"
ca5323af 2199
cf1392e9
DB
2200echo "Creating config.mak and config.h..."
2201
29799f8b
DB
2202echo "# Automatically generated by configure - do not modify!" > config.mak
2203echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2204echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2205echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2206echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2207
d921f03f 2208echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2209echo "prefix=$prefix" >> config.mak
22a324da
DB
2210echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2211echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2212echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2213echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2214echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2215echo "CC=$cc" >> config.mak
304d586d 2216echo "YASM=$yasmexe" >> config.mak
980fc7b8 2217echo "AR=$ar" >> config.mak
be7109c1 2218echo "RANLIB=$ranlib" >> config.mak
20369773 2219echo "LN_S=$ln_s" >> config.mak
87a0fb62 2220enabled stripping &&
3ae3b721 2221 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2222 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2223
a9b3f630 2224echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2225echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2226echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2227echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2228echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2229echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2230echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2231echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2232echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2233echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2234echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2235echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2236echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2237echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2238echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2239echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2240echo "SLIBSUF=$SLIBSUF" >> config.mak
2241echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2242echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2243echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2244echo "HOSTCC=$host_cc" >> config.mak
2245echo "HOSTCFLAGS=$host_cflags" >> config.mak
2246echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2247echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2248echo "TARGET_EXEC=$target_exec" >> config.mak
2249echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2250
90be59ef 2251if enabled bigendian; then
7483e694
DB
2252 echo "WORDS_BIGENDIAN=yes" >> config.mak
2253 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2254fi
44161118 2255
90be59ef 2256if enabled sdl; then
7483e694
DB
2257 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2258 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2259fi
90be59ef 2260if enabled texi2html; then
7483e694 2261 echo "BUILD_DOC=yes" >> config.mak
146ea952 2262fi
5a872801 2263
719c8e00
MR
2264get_version(){
2265 name=$1
2266 file=$source_path/$2
147e7692
MR
2267 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2268 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2269 lcname=$(tolower $name)
2270 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2271 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2272}
2273
147e7692
MR
2274get_version LIBSWSCALE libswscale/swscale.h
2275get_version LIBPOSTPROC libpostproc/postprocess.h
2276get_version LIBAVCODEC libavcodec/avcodec.h
2277get_version LIBAVDEVICE libavdevice/avdevice.h
2278get_version LIBAVFORMAT libavformat/avformat.h
2279get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2280get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2281
5af4e0cc 2282if enabled shared; then
7483e694
DB
2283 echo "BUILD_SHARED=yes" >> config.mak
2284 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2285 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2286 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2287 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2288 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2289 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2290 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2291 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2292 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2293fi
d7e27559 2294echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2295echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2296
3d907e22
MR
2297print_config ARCH_ $TMPH config.mak $ARCH_LIST
2298print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2299print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2300 $CONFIG_EXTRA \
7483e694
DB
2301 $DECODER_LIST \
2302 $ENCODER_LIST \
2303 $PARSER_LIST \
2304 $BSF_LIST \
2305 $DEMUXER_LIST \
2306 $MUXER_LIST \
f7679c54 2307 $FILTER_LIST \
7483e694
DB
2308 $PROTOCOL_LIST \
2309 $INDEV_LIST \
2310 $OUTDEV_LIST \
8ac17293 2311
c13e1abd
FH
2312echo "#define restrict $_restrict" >> $TMPH
2313
bd2216e4 2314if enabled small; then
7483e694 2315 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2316fi
2317
997baf01
MR
2318echo "SRC_PATH=\"$source_path\"" >> config.mak
2319echo "SRC_PATH_BARE=$source_path" >> config.mak
2320echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2321
8156056e 2322# Apparently it's not possible to portably echo a backslash.
3ae3b721 2323enabled asmalign_pot &&
7483e694 2324 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2325 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2326
b4d96ba2 2327echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2328
9c05103f
DB
2329echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2330
b7860763 2331# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2332cmp -s $TMPH config.h &&
2333 echo "config.h is unchanged" ||
2334 mv -f $TMPH config.h
3d204385 2335
cea0ac52 2336rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2337
165af439 2338# build tree in object directory if source path is different from current one
90be59ef 2339if enabled source_path_used; then
165af439 2340 DIRS="\
7483e694
DB
2341 doc \
2342 libavcodec \
2343 libavcodec/alpha \
2344 libavcodec/armv4l \
2345 libavcodec/bfin \
2346 libavcodec/i386 \
2347 libavcodec/mlib \
2348 libavcodec/ppc \
2349 libavcodec/sh4 \
2350 libavcodec/sparc \
52a9cf34 2351 libavdevice \
f7679c54 2352 libavfilter \
7483e694
DB
2353 libavformat \
2354 libavutil \
2355 libpostproc \
2356 libswscale \
2357 tests \
2358 tools \
2359 vhook \
2360 "
165af439 2361 FILES="\
7483e694
DB
2362 Makefile \
2363 common.mak \
71c61f62 2364 subdir.mak \
7483e694
DB
2365 doc/texi2pod.pl \
2366 libavcodec/Makefile \
52a9cf34 2367 libavdevice/Makefile \
f7679c54 2368 libavfilter/Makefile \
7483e694
DB
2369 libavformat/Makefile \
2370 libavutil/Makefile \
2371 libpostproc/Makefile \
2372 libswscale/Makefile \
2373 "
165af439 2374 for dir in $DIRS ; do
7483e694 2375 mkdir -p $dir
165af439
MR
2376 done
2377 for f in $FILES ; do
20369773 2378 $ln_s "$source_path/$f" $f
165af439
MR
2379 done
2380fi
def4272a 2381
def4272a 2382
d0674868 2383# build pkg-config files
def4272a 2384
d0674868
DB
2385pkgconfig_generate(){
2386name=$1
b0dfd108 2387shortname=${name#lib}${build_suffix}
d0674868
DB
2388comment=$2
2389version=$3
2390libs=$4
2391requires=$5
25cd5cb3 2392cat <<EOF > $name/$name.pc
3e89171a 2393prefix=$prefix
a94e666c 2394exec_prefix=\${prefix}
f2b7382c 2395libdir=$libdir
7622778e 2396includedir=$incdir
def4272a 2397
d0674868
DB
2398Name: $name
2399Description: $comment
2400Version: $version
5dcfe9f8
AH
2401Requires: $(disabled shared && echo $requires)
2402Requires.private: $(enabled shared && echo $requires)
def4272a 2403Conflicts:
12701f6e
AH
2404Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2405Libs.private: $(enabled shared && echo $libs)
76a448ed 2406Cflags: -I\${includedir}
def4272a 2407EOF
25cd5cb3 2408cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2409prefix=
2410exec_prefix=
46d1ff83 2411libdir=\${pcfiledir}
1d44d365 2412includedir=${source_path}
def4272a 2413
d0674868
DB
2414Name: $name
2415Description: $comment
2416Version: $version
2417Requires: $requires
def4272a 2418Conflicts:
12701f6e 2419Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2420Cflags: -I\${includedir}
2421EOF
d0674868 2422}
def4272a 2423
e426941d 2424pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2425pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2426pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2427pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2428enabled avfilter &&
35a71f1d 2429 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2430enabled postproc &&
e426941d 2431 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2432if enabled swscale; then
e426941d 2433 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2434else
f436a23e 2435 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2436 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2437fi