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[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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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(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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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
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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
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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
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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
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
64 --logfile=FILE log tests and output to FILE [config.err]
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
109 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
110 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
111 --enable-memalign-hack emulate memalign, interferes with memory debuggers
112 --enable-beos-netserver enable BeOS netserver
113 --disable-encoder=NAME disable encoder NAME
114 --enable-encoder=NAME enable encoder NAME
115 --disable-encoders disable all encoders
116 --disable-decoder=NAME disable decoder NAME
117 --enable-decoder=NAME enable decoder NAME
118 --disable-decoders disable all decoders
119 --disable-hwaccel=NAME disable hwaccel NAME
120 --enable-hwaccel=NAME enable hwaccel NAME
121 --disable-hwaccels disable all hwaccels
122 --disable-muxer=NAME disable muxer NAME
123 --enable-muxer=NAME enable muxer NAME
124 --disable-muxers disable all muxers
125 --disable-demuxer=NAME disable demuxer NAME
126 --enable-demuxer=NAME enable demuxer NAME
127 --disable-demuxers disable all demuxers
128 --enable-parser=NAME enable parser NAME
129 --disable-parser=NAME disable parser NAME
130 --disable-parsers disable all parsers
131 --enable-bsf=NAME enable bitstream filter NAME
132 --disable-bsf=NAME disable bitstream filter NAME
133 --disable-bsfs disable all bitstream filters
134 --enable-protocol=NAME enable protocol NAME
135 --disable-protocol=NAME disable protocol NAME
136 --disable-protocols disable all protocols
137 --disable-indev=NAME disable input device NAME
138 --disable-outdev=NAME disable output device NAME
139 --disable-indevs disable input devices
140 --disable-outdevs disable output devices
141 --disable-devices disable all devices
142 --enable-filter=NAME enable filter NAME
143 --disable-filter=NAME disable filter NAME
144 --disable-filters disable all filters
145 --list-decoders show all available decoders
146 --list-encoders show all available encoders
147 --list-hwaccels show all available hardware accelerators
148 --list-muxers show all available muxers
149 --list-demuxers show all available demuxers
150 --list-parsers show all available parsers
151 --list-protocols show all available protocols
152 --list-bsfs show all available bitstream filters
153 --list-indevs show all available input devices
154 --list-outdevs show all available output devices
155 --list-filters show all available filters
156
157External library support:
158 --enable-avisynth enable reading of AVISynth script files [no]
159 --enable-bzlib enable bzlib [autodetect]
160 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
161 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
162 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
163 and libraw1394 [no]
164 --enable-libdirac enable Dirac support via libdirac [no]
165 --enable-libfaac enable FAAC support via libfaac [no]
166 --enable-libfaad enable FAAD support via libfaad [no]
167 --enable-libfaadbin open libfaad.so.0 at runtime [no]
168 --enable-libgsm enable GSM support via libgsm [no]
169 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
170 --enable-libnut enable NUT (de)muxing via libnut,
171 native (de)muxer exists [no]
172 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
173 --enable-libschroedinger enable Dirac support via libschroedinger [no]
174 --enable-libspeex enable Speex decoding via libspeex [no]
175 --enable-libtheora enable Theora encoding via libtheora [no]
176 --enable-libvorbis enable Vorbis encoding via libvorbis,
177 native implementation exists [no]
178 --enable-libx264 enable H.264 encoding via x264 [no]
179 --enable-libxvid enable Xvid encoding via xvidcore,
180 native MPEG-4/Xvid encoder exists [no]
181 --enable-mlib enable Sun medialib [no]
182 --enable-zlib enable zlib [autodetect]
183
184Advanced options (experts only):
185 --source-path=PATH path to source code [$source_path]
186 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
187 --enable-cross-compile assume a cross-compiler is used
188 --sysroot=PATH root of cross-build tree
189 --sysinclude=PATH location of cross-build system headers
190 --target-os=OS compiler targets OS [$target_os]
191 --target-exec=CMD command to run executables on target
192 --target-path=DIR path to view of build directory on target
193 --nm=NM use nm tool
194 --as=AS use assembler AS [$as_default]
195 --cc=CC use C compiler CC [$cc_default]
196 --ld=LD use linker LD
197 --host-cc=HOSTCC use host C compiler HOSTCC
198 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
199 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
200 --host-libs=HLIBS use libs HLIBS when linking for host
201 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
202 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
203 --extra-libs=ELIBS add ELIBS [$ELIBS]
204 --extra-version=STRING version string suffix []
205 --build-suffix=SUFFIX library name suffix []
206 --arch=ARCH select architecture [$arch]
207 --cpu=CPU select the minimum required CPU (affects
208 instruction selection, may crash on older CPUs)
209 --enable-powerpc-perf enable performance report on PPC
210 (requires enabling PMC)
211 --disable-altivec disable AltiVec optimizations
212 --disable-amd3dnow disable 3DNow! optimizations
213 --disable-amd3dnowext disable 3DNow! extended optimizations
214 --disable-mmx disable MMX optimizations
215 --disable-mmx2 disable MMX2 optimizations
216 --disable-sse disable SSE optimizations
217 --disable-ssse3 disable SSSE3 optimizations
218 --disable-armv5te disable armv5te optimizations
219 --disable-armv6 disable armv6 optimizations
220 --disable-armv6t2 disable armv6t2 optimizations
221 --disable-armvfp disable ARM VFP optimizations
222 --disable-iwmmxt disable iwmmxt optimizations
223 --disable-mmi disable MMI optimizations
224 --disable-neon disable neon optimizations
225 --disable-vis disable VIS optimizations
226 --disable-yasm disable use of yasm assembler
227 --enable-pic build position-independent code
228
229Developer options (useful when working on FFmpeg itself):
230 --disable-debug disable debugging symbols
231 --enable-debug=LEVEL set the debug level [$debuglevel]
232 --enable-gprof enable profiling with gprof [$gprof]
233 --disable-optimizations disable compiler optimizations
234 --enable-extra-warnings enable more compiler warnings
235 --disable-stripping disable stripping of executables and shared libraries
236
237NOTE: Object files are built at the place where configure is launched.
238EOF
60e8bc13 239 exit 0
74c53c2d 240}
cf9d24ad 241
57bd82d4 242log(){
2270b4b2 243 echo "$@" >> $logfile
57bd82d4
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244}
245
720c69da 246log_file(){
c8e9f801 247 log BEGIN $1
2270b4b2 248 pr -n -t $1 >> $logfile
c8e9f801
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249 log END $1
250}
251
2ba042a7 252echolog(){
c8e9f801 253 log "$@"
57bd82d4 254 echo "$@"
2ba042a7
MR
255}
256
257die(){
258 echolog "$@"
259 cat <<EOF
d326cf7f 260
2ba042a7
MR
261If you think configure made a mistake, make sure you are using the latest
262version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 263ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 264EOF
e155a21a 265 if disabled logging; then
2ba042a7 266 cat <<EOF
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DB
267Rerun configure with logging enabled (do not use --disable-logging), and
268include the log this produces with your report.
2ba042a7
MR
269EOF
270 else
271cat <<EOF
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DB
272Include the log file "$logfile" produced by configure as this will help
273solving the problem.
2ba042a7
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274EOF
275 fi
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276 exit 1
277}
278
6c6007d6 279# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 280toupper(){
6c6007d6 281 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
282}
283
4a5444db 284tolower(){
6c6007d6 285 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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286}
287
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288c_escape(){
289 echo "$*" | sed 's/["\\]/\\\0/g'
290}
291
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292sh_quote(){
293 v=$(echo "$1" | sed "s/'/'\\\\''/g")
294 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
295 echo "$v"
296}
297
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MR
298filter(){
299 pat=$1
300 shift
301 for v; do
98ef6079 302 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
303 done
304}
305
a8d04fba
MR
306set_all(){
307 value=$1
308 shift
309 for var in $*; do
310 eval $var=$value
311 done
312}
313
72a43668
MR
314set_weak(){
315 value=$1
316 shift
317 for var; do
318 eval : \${$var:=$value}
319 done
320}
321
799c9e9b
MR
322pushvar(){
323 for var in $*; do
324 eval level=\${${var}_level:=0}
325 eval ${var}_${level}="\$$var"
326 eval ${var}_level=$(($level+1))
327 done
328}
329
330popvar(){
331 for var in $*; do
332 eval level=\${${var}_level:-0}
333 test $level = 0 && continue
334 eval level=$(($level-1))
335 eval $var="\${${var}_${level}}"
336 eval ${var}_level=$level
337 eval unset ${var}_${level}
338 done
339}
340
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341enable(){
342 set_all yes $*
343}
344
345disable(){
346 set_all no $*
347}
348
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349enable_weak(){
350 set_weak yes $*
351}
352
353disable_weak(){
354 set_weak no $*
355}
356
72702705
MR
357enable_safe(){
358 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
359}
360
361disable_safe(){
362 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
363}
364
f9d328da
MR
365do_enable_deep(){
366 for var; do
367 enabled $var && continue
368 eval sel="\$${var}_select"
c510c7b5
MR
369 eval sgs="\$${var}_suggest"
370 pushvar var sgs
f9d328da 371 enable_deep $sel
c510c7b5
MR
372 popvar sgs
373 enable_deep_weak $sgs
f9d328da
MR
374 popvar var
375 done
376}
377
378enable_deep(){
379 do_enable_deep $*
380 enable $*
381}
382
72a43668
MR
383enable_deep_weak(){
384 do_enable_deep $*
385 enable_weak $*
386}
387
57bd82d4 388enabled(){
3250003c
MR
389 test "${1#!}" = "$1" && op== || op=!=
390 eval test "x\$${1#!}" $op "xyes"
44161118
MR
391}
392
37970ebf 393disabled(){
3250003c
MR
394 test "${1#!}" = "$1" && op== || op=!=
395 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
396}
397
44161118
MR
398enabled_all(){
399 for opt; do
400 enabled $opt || return 1
401 done
402}
403
85bca2c5
DB
404disabled_all(){
405 for opt; do
406 disabled $opt || return 1
407 done
408}
409
44161118
MR
410enabled_any(){
411 for opt; do
412 enabled $opt && return 0
413 done
414}
415
85bca2c5
DB
416disabled_any(){
417 for opt; do
418 disabled $opt && return 0
419 done
f7b230a7 420 return 1
85bca2c5
DB
421}
422
c9d19248
MR
423set_default(){
424 for opt; do
88268e94 425 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
426 done
427}
428
4a0d6686
AJ
429is_in(){
430 value=$1
431 shift
432 for var in $*; do
433 [ $var = $value ] && return 0
434 done
435 return 1
436}
437
30fd06be
MR
438check_deps(){
439 for cfg; do
3250003c 440 cfg="${cfg#!}"
799c9e9b
MR
441 enabled ${cfg}_checking && die "Circular dependency for $cfg."
442 disabled ${cfg}_checking && continue
443 enable ${cfg}_checking
444
30fd06be
MR
445 eval dep_all="\$${cfg}_deps"
446 eval dep_any="\$${cfg}_deps_any"
7ef3425f 447 eval dep_sel="\$${cfg}_select"
c510c7b5 448 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 449
c510c7b5
MR
450 pushvar cfg dep_all dep_any dep_sel dep_sgs
451 check_deps $dep_all $dep_any $dep_sel $dep_sgs
452 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 453
6a702d4c
MR
454 enabled_all $dep_all || disable $cfg
455 enabled_any $dep_any || disable $cfg
7ef3425f 456 disabled_any $dep_sel && disable $cfg
799c9e9b 457
4ec45764
RP
458 if enabled $cfg; then
459 eval dep_extralibs="\$${cfg}_extralibs"
460 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 461 enable_deep $dep_sel
c510c7b5 462 enable_deep_weak $dep_sgs
4ec45764
RP
463 fi
464
799c9e9b 465 disable ${cfg}_checking
30fd06be
MR
466 done
467}
468
44161118
MR
469print_config(){
470 pfx=$1
471 header=$2
472 makefile=$3
473 shift 3
474 for cfg; do
5e622c40 475 ucname="$(toupper $cfg)"
44161118 476 if enabled $cfg; then
3d907e22 477 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
478 echo "${pfx}${ucname}=yes" >> $makefile
479 else
b250f9c6 480 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
481 fi
482 done
57bd82d4
MR
483}
484
485flags_saved(){
2270b4b2 486 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
487}
488
dcd479c0 489save_flags(){
57bd82d4 490 flags_saved && return
dcd479c0
MR
491 SAVE_CFLAGS="$CFLAGS"
492 SAVE_LDFLAGS="$LDFLAGS"
493 SAVE_extralibs="$extralibs"
494}
495
496restore_flags(){
f5d28d10 497 flags_saved || return
dcd479c0
MR
498 CFLAGS="$SAVE_CFLAGS"
499 LDFLAGS="$SAVE_LDFLAGS"
500 extralibs="$SAVE_extralibs"
501 unset SAVE_CFLAGS
502 unset SAVE_LDFLAGS
503 unset SAVE_extralibs
504}
505
506temp_cflags(){
507 save_flags
508 CFLAGS="$CFLAGS $*"
509}
510
511temp_ldflags(){
512 save_flags
513 LDFLAGS="$LDFLAGS $*"
514}
515
516temp_extralibs(){
517 save_flags
518 extralibs="$extralibs $*"
519}
520
57bd82d4
MR
521append(){
522 var=$1
523 shift
524 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
525 eval "$var=\"\$$var $*\""
526}
527
50a334e4 528add_cppflags(){
caf458dd 529 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
530}
531
57bd82d4 532add_cflags(){
caf458dd 533 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
534}
535
2f2e6c7c 536add_asflags(){
caf458dd 537 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
538}
539
57bd82d4
MR
540add_ldflags(){
541 append LDFLAGS "$@"
542}
543
544add_extralibs(){
545 append extralibs "$@"
546}
547
b0cfb663 548check_cmd(){
b3cb5d51 549 log "$@"
2270b4b2 550 "$@" >> $logfile 2>&1
b0cfb663
MR
551}
552
dcd479c0 553check_cc(){
57bd82d4 554 log check_cc "$@"
2270b4b2 555 cat > $TMPC
720c69da 556 log_file $TMPC
50a334e4 557 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
558}
559
560check_cpp(){
561 log check_cpp "$@"
2270b4b2 562 cat > $TMPC
720c69da 563 log_file $TMPC
9e7f3277 564 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
565}
566
f65883c8
MR
567check_as(){
568 log check_as "$@"
569 cat > $TMPC
570 log_file $TMPC
2f2e6c7c 571 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
572}
573
940f335a
MR
574check_asm(){
575 log check_asm "$@"
576 name="$1"
577 asm="$2"
578 shift 2
49214f61
MR
579 disable $name
580 check_as "$@" <<EOF && enable $name
124c21d7 581void foo(void){ __asm__ volatile($asm); }
940f335a
MR
582EOF
583}
584
304d586d
LM
585check_yasm(){
586 log check_yasm "$@"
587 echo "$1" > $TMPS
588 log_file $TMPS
589 shift 1
590 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
591}
592
dcd479c0 593check_ld(){
57bd82d4 594 log check_ld "$@"
0607887f 595 check_cc || return
3155a644
MR
596 flags=''
597 libs=''
598 for f; do
599 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
600 done
684b28e0 601 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
602}
603
50a334e4
MR
604check_cppflags(){
605 log check_cppflags "$@"
caf458dd
MR
606 set -- $($filter_cppflags "$@")
607 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
608int x;
609EOF
610}
611
dcd479c0 612check_cflags(){
57bd82d4 613 log check_cflags "$@"
caf458dd
MR
614 set -- $($filter_cflags "$@")
615 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
616int x;
617EOF
618}
619
620check_ldflags(){
57bd82d4
MR
621 log check_ldflags "$@"
622 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 623int main(void){ return 0; }
dcd479c0
MR
624EOF
625}
626
627check_header(){
57bd82d4 628 log check_header "$@"
dcd479c0
MR
629 header=$1
630 shift
b77df637
MR
631 disable_safe $header
632 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
633#include <$header>
634int x;
635EOF
636}
637
638check_func(){
57bd82d4 639 log check_func "$@"
dcd479c0
MR
640 func=$1
641 shift
d8bc5f06
MR
642 disable $func
643 check_ld "$@" <<EOF && enable $func
dcd479c0 644extern int $func();
c23a0ac8 645int main(void){ $func(); }
dcd479c0
MR
646EOF
647}
648
2446d3d6
DB
649check_func_headers(){
650 log check_func_headers "$@"
f8d7b072
MR
651 headers=$1
652 func=$2
653 shift 2
654 disable $func
655 incs=""
656 for hdr in $headers; do
657 incs="$incs
658#include <$hdr>"
659 done
cd0d9a9d 660 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 661$incs
d6773f56 662int main(int argc, char **argv){
2b2c2a81 663 return (long) $func;
f8d7b072
MR
664}
665EOF
666}
667
a5344cf7
SS
668check_cpp_condition(){
669 log check_cpp_condition "$@"
670 header=$1
671 condition=$2
672 check_cpp <<EOF
673#include <$header>
674#if !($condition)
675#error "unsatisfied condition: $condition"
676#endif
677EOF
678}
679
57bd82d4
MR
680check_lib(){
681 log check_lib "$@"
682 header="$1"
683 func="$2"
684 shift 2
fcfcde17
MR
685 temp_extralibs "$@"
686 check_header $header && check_func $func && add_extralibs "$@"
687 err=$?
688 restore_flags
689 return $err
57bd82d4
MR
690}
691
f8d7b072
MR
692check_lib2(){
693 log check_lib2 "$@"
694 headers="$1"
695 func="$2"
696 shift 2
697 temp_extralibs "$@"
2446d3d6 698 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
699 err=$?
700 restore_flags
701 return $err
702}
703
dcd479c0 704check_exec(){
2270b4b2 705 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
706}
707
7dfef245 708check_exec_crash(){
5e622c40 709 code=$(cat)
7dfef245
MR
710
711 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
712 # are safe but may not be available everywhere. Thus we use
713 # raise(SIGTERM) instead. The check is run in a subshell so we
714 # can redirect the "Terminated" message from the shell. SIGBUS
715 # is not defined by standard C so it is used conditionally.
716
2270b4b2 717 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
718#include <signal.h>
719static void sighandler(int sig){
720 raise(SIGTERM);
721}
e5af4a11 722int main(void){
7dfef245
MR
723 signal(SIGILL, sighandler);
724 signal(SIGFPE, sighandler);
725 signal(SIGSEGV, sighandler);
726#ifdef SIGBUS
727 signal(SIGBUS, sighandler);
728#endif
729 { $code }
730}
731EOF
732}
733
72be9e73
DY
734check_type(){
735 log check_type "$@"
736 headers=$1
737 type=$2
738 shift 2
739 disable $type
740 incs=""
741 for hdr in $headers; do
742 incs="$incs
743#include <$hdr>"
744 done
745 check_cc "$@" <<EOF && enable $type
746$incs
747$type v;
748EOF
749}
750
57bd82d4
MR
751require(){
752 name="$1"
753 header="$2"
754 func="$3"
755 shift 3
756 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
757}
758
f8d7b072
MR
759require2(){
760 name="$1"
761 headers="$2"
762 func="$3"
763 shift 3
764 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
765}
766
eea50282
MR
767check_foo_config(){
768 cfg=$1
769 pkg=$2
770 header=$3
771 func=$4
772 shift 4
773 disable $cfg
774 check_cmd ${pkg}-config --version
775 err=$?
776 if test "$err" = 0; then
5e622c40
DB
777 temp_cflags $(${pkg}-config --cflags)
778 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
779 check_lib "$@" $header $func && enable $cfg
780 fi
781 return $err
782}
783
f0125de9
MR
784check_host_cc(){
785 log check_host_cc "$@"
786 cat > $TMPC
787 log_file $TMPC
788 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
789}
790
791check_host_cflags(){
792 log check_host_cflags "$@"
793 check_host_cc "$@" <<EOF && append host_cflags "$@"
794int x;
795EOF
796}
797
c505dd31
MR
798apply(){
799 file=$1
800 shift
801 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
802}
803
dcd61286
DB
804# CONFIG_LIST contains configurable options, while HAVE_LIST is for
805# system-dependent things.
806
4a0d6686
AJ
807COMPONENT_LIST="
808 bsfs
809 decoders
810 demuxers
811 encoders
3cde40aa 812 filters
5666fd73 813 hwaccels
c552605c 814 indevs
4a0d6686 815 muxers
c552605c 816 outdevs
4a0d6686
AJ
817 parsers
818 protocols
819"
820
821CONFIG_LIST="
822 $COMPONENT_LIST
e8ed9b7a 823 aandct
f7679c54
VS
824 avfilter
825 avfilter_lavf
c88f5d72
MR
826 avisynth
827 beos_netserver
f402916e 828 bzlib
c73f65d9 829 doc
27a9466b 830 fastdiv
c88f5d72
MR
831 ffmpeg
832 ffplay
833 ffserver
1848f7d9 834 fft
4f034993 835 golomb
c88f5d72 836 gpl
ecfc4f44 837 gprof
d8d0d0b2 838 gray
3abe5fbd 839 hardcoded_tables
c88f5d72 840 ipv6
f7b8bffe 841 libdc1394
690bfceb 842 libdirac
2eed5a46
DB
843 libfaac
844 libfaad
845 libfaadbin
c88f5d72 846 libgsm
6ebe07fb 847 libmp3lame
c88f5d72 848 libnut
0b175caa
DB
849 libopencore_amrnb
850 libopencore_amrwb
9a77d59a 851 libopenjpeg
f7cd9eed 852 libschroedinger
ae14f311 853 libspeex
150d2772 854 libtheora
c88f5d72 855 libvorbis
1cc60c47
DB
856 libx264
857 libxvid
f4d608e3 858 lpc
47a158cb 859 mdct
c88f5d72 860 memalign_hack
a8150374 861 mlib
c88f5d72
MR
862 mpegaudio_hp
863 network
3fe142e2 864 nonfree
8a3c8627 865 pic
4a24ab64 866 postproc
2b4c3615 867 powerpc_perf
68602540 868 rdft
e90f5b5a 869 runtime_cpudetect
2e35e684 870 shared
bd2216e4 871 small
2e35e684 872 static
a9ddb5b1 873 swscale_alpha
17492d5e
DB
874 vaapi
875 vdpau
9cad0e4e 876 version3
56a059ac 877 x11grab
c88f5d72 878 zlib
4a0d6686 879"
c88f5d72 880
8eee7025
DB
881THREADS_LIST='
882 beosthreads
d22e8442 883 os2threads
8eee7025
DB
884 pthreads
885 w32threads
886'
887
3f5b56e5
MR
888ARCH_LIST='
889 alpha
a2fc0f6a 890 arm
fdcd782d
MR
891 avr32
892 avr32_ap
893 avr32_uc
3f5b56e5
MR
894 bfin
895 ia64
896 m68k
897 mips
bae3abb0 898 mips64
3f5b56e5 899 parisc
79cb09b2 900 ppc
34d11b87 901 ppc64
3f5b56e5
MR
902 s390
903 sh4
904 sparc
905 sparc64
906 x86
907 x86_32
908 x86_64
909'
910
911ARCH_EXT_LIST='
1ac9331a 912 altivec
3bf96eec 913 amd3dnow
a1ef9f08 914 amd3dnowext
1ac9331a 915 armv5te
edab3048 916 armv6
ab5cb084 917 armv6t2
f55b299a 918 armvfp
3f5b56e5
MR
919 iwmmxt
920 mmi
921 mmx
d7f0920b 922 mmx2
6b18d278 923 neon
799fde37 924 ppc4xx
1bb04d5a 925 sse
9eeed841 926 ssse3
bd9d34a0 927 vis
3f5b56e5
MR
928'
929
930HAVE_LIST="
931 $ARCH_EXT_LIST
932 $THREADS_LIST
35fd8122 933 alsa_asoundlib_h
3f5b56e5 934 altivec_h
c9fdab0d 935 arpa_inet_h
e7ea5e3d 936 attribute_packed
08a85a59 937 bigendian
6bd859d6 938 bswap
ecf97f22 939 closesocket
1ac9331a 940 cmov
e16e49ac 941 conio_h
c88f5d72 942 dcbzl
f8aa696f
DB
943 dev_bktr_ioctl_bt848_h
944 dev_bktr_ioctl_meteor_h
945 dev_ic_bt8xx_h
946 dev_video_meteor_ioctl_meteor_h
947 dev_video_bktr_ioctl_bt848_h
18b67ae5 948 dlfcn_h
c88f5d72 949 dlopen
bc574408 950 dos_paths
245626d0
DB
951 ebp_available
952 ebx_available
c2a29455 953 fast_64bit
7073e9fc 954 fast_cmov
7b829d2a 955 fast_unaligned
9d99cc5a 956 fork
da9e86f8 957 gethrtime
4e68cb8a 958 GetProcessTimes
66be5b45 959 getrusage
2e1913b1 960 inet_aton
61d251db 961 inline_asm
abfc8d05 962 isatty
9f5ff83f 963 ldbrx
0b4a1821
AS
964 libdc1394_1
965 libdc1394_2
a33cab3a 966 llrint
291fd18a 967 log2
85dd97ad 968 loongson
a33cab3a 969 lrint
c88f5d72 970 lrintf
e4673692 971 lzo1x_999_compress
f8aa696f
DB
972 machine_ioctl_bt848_h
973 machine_ioctl_meteor_h
c88f5d72
MR
974 malloc_h
975 memalign
6ffa87d3 976 mkstemp
b4e806b2 977 pld
1f91cdce 978 posix_memalign
a33cab3a
MK
979 round
980 roundf
c88f5d72
MR
981 sdl
982 sdl_video_size
b507ebd1 983 setmode
72be9e73 984 socklen_t
deb29777 985 soundcard_h
f8cda19e 986 poll_h
b58412f1 987 sys_mman_h
b091aa44 988 sys_resource_h
81644c2e 989 sys_select_h
deb29777 990 sys_soundcard_h
1b6e8b73 991 sys_videoio_h
d3a4b4e0 992 ten_operands
e16e49ac 993 termios_h
b265431e 994 threads
7b04b8a0 995 truncf
ce742de2 996 vfp_args
7c5bfe7a 997 VirtualAlloc
6ff3f3e7 998 winsock2_h
cc078b5d 999 xform_asm
304d586d 1000 yasm
0cb78cef 1001"
44161118 1002
b6bb00b0
MR
1003# options emitted with CONFIG_ prefix but not available on command line
1004CONFIG_EXTRA="
9cad0e4e
DB
1005 gplv3
1006 lgplv3
b6bb00b0
MR
1007"
1008
520cc7f1 1009CMDLINE_SELECT="
3f5b56e5 1010 $ARCH_EXT_LIST
520cc7f1 1011 $CONFIG_LIST
8eee7025 1012 $THREADS_LIST
db6107b6 1013 cross_compile
520cc7f1
MR
1014 debug
1015 extra_warnings
8c6afa4d 1016 logging
d2bbb2f7 1017 optimizations
87a0fb62 1018 stripping
7595a5e4 1019 yasm
520cc7f1 1020"
426be5dc
DB
1021
1022PATHS_LIST='
d156bede 1023 bindir
14a8acf1 1024 datadir
26759c44
MR
1025 incdir
1026 libdir
26759c44
MR
1027 mandir
1028 prefix
1029 shlibdir
426be5dc
DB
1030'
1031
1032CMDLINE_SET="
1033 $PATHS_LIST
1034 arch
313c46a6 1035 as
426be5dc
DB
1036 build_suffix
1037 cc
1038 cpu
1039 cross_prefix
50567afa 1040 dep_cc
ac63af34 1041 extra_version
9da6609f
MR
1042 host_cc
1043 host_cflags
1044 host_ldflags
1045 host_libs
82bb3329 1046 host_os
684b28e0 1047 ld
426be5dc 1048 logfile
89641463 1049 nm
26759c44 1050 source_path
c5200f17
MR
1051 sysinclude
1052 sysroot
a7ada2ba 1053 target_exec
26759c44 1054 target_os
a7ada2ba 1055 target_path
426be5dc 1056"
520cc7f1 1057
89f2932b
MR
1058CMDLINE_APPEND="
1059 extra_cflags
1060"
1061
912f3148
DB
1062# code dependency declarations
1063
9eeed841 1064# architecture extensions
79cb09b2 1065altivec_deps="ppc"
3bf96eec 1066amd3dnow_deps="mmx"
a1ef9f08 1067amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1068armv5te_deps="arm"
1069armv6_deps="arm"
ab5cb084 1070armv6t2_deps="arm"
a2fc0f6a
MR
1071armvfp_deps="arm"
1072iwmmxt_deps="arm"
e241ba14 1073mmi_deps="mips"
9eeed841 1074mmx_deps="x86"
75aa95a6 1075mmx2_deps="mmx"
a2fc0f6a 1076neon_deps="arm"
799fde37 1077ppc4xx_deps="ppc"
75aa95a6
DB
1078sse_deps="mmx"
1079ssse3_deps="sse"
bd9d34a0 1080vis_deps="sparc"
9eeed841 1081
89e053f8 1082need_memalign="altivec neon sse"
6fec122a 1083inline_asm_deps="!tms470"
89e053f8 1084
5666fd73 1085# decoders / encoders / hardware accelerators
47a158cb 1086aac_decoder_select="fft mdct"
84c04e25 1087aac_encoder_select="fft mdct"
47a158cb 1088ac3_decoder_select="fft mdct"
f4d608e3 1089alac_encoder_select="lpc"
47a158cb 1090atrac3_decoder_select="fft mdct"
4f034993 1091cavs_decoder_select="golomb"
47a158cb 1092cook_decoder_select="fft mdct"
2eef7c62 1093cscd_decoder_suggest="zlib"
47a158cb 1094dca_decoder_select="fft mdct"
e8ed9b7a 1095dnxhd_encoder_select="aandct"
2eef7c62 1096dxa_decoder_select="zlib"
baf91bb9 1097eac3_decoder_select="ac3_decoder"
84c04e25 1098eamad_decoder_select="aandct"
e8ed9b7a 1099eatgq_decoder_select="aandct"
d52b39c7 1100eatqi_decoder_select="aandct"
4f034993
MR
1101ffv1_decoder_select="golomb"
1102flac_decoder_select="golomb"
f4d608e3 1103flac_encoder_select="golomb lpc"
2eef7c62
AJ
1104flashsv_decoder_select="zlib"
1105flashsv_encoder_select="zlib"
4d4b4bd1 1106flv_encoder_select="h263_encoder"
e8ed9b7a
DB
1107h261_encoder_select="aandct"
1108h263_encoder_select="aandct"
ff418735 1109h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1110h263_vaapi_hwaccel_select="vaapi h263_decoder"
fe629c2d 1111h263p_encoder_select="h263_encoder"
4f034993 1112h264_decoder_select="golomb"
ff418735 1113h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1114h264_vaapi_hwaccel_select="vaapi"
711dae77 1115h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1116h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1117imc_decoder_select="fft mdct"
4f034993
MR
1118jpegls_decoder_select="golomb"
1119jpegls_encoder_select="golomb"
e8ed9b7a 1120ljpeg_encoder_select="aandct"
4f034993 1121loco_decoder_select="golomb"
e8ed9b7a
DB
1122mjpeg_encoder_select="aandct"
1123mpeg1video_encoder_select="aandct"
1124mpeg2video_encoder_select="aandct"
c37de5e1 1125mpeg4_encoder_select="h263_encoder"
711dae77 1126mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1127mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1128mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1129mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1130mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1131mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1132mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1133mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1134mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1135mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1136mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1137mpeg_xvmc_decoder_select="mpegvideo_decoder"
4e169d89
DB
1138msmpeg4v1_encoder_select="h263_encoder"
1139msmpeg4v2_encoder_select="h263_encoder"
1140msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1141nellymoser_decoder_select="fft mdct"
1142nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1143png_decoder_select="zlib"
1144png_encoder_select="zlib"
63cae55d 1145qdm2_decoder_select="fft mdct rdft"
b2bf38b4
DB
1146rv10_encoder_select="h263_encoder"
1147rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1148rv30_decoder_select="golomb"
1149rv40_decoder_select="golomb"
4f034993
MR
1150shorten_decoder_select="golomb"
1151sonic_decoder_select="golomb"
1152sonic_encoder_select="golomb"
1153sonic_ls_encoder_select="golomb"
1154svq3_decoder_select="golomb"
bee2eac5 1155svq3_decoder_suggest="zlib"
4eef77c1 1156theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1157tiff_decoder_suggest="zlib"
1158tiff_encoder_suggest="zlib"
1159tscc_decoder_select="zlib"
ff418735 1160vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1161vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1162vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1163vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1164vorbis_decoder_select="fft mdct"
1165vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1166vp6a_decoder_select="vp6_decoder"
1167vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1168wmav1_decoder_select="fft mdct"
1169wmav1_encoder_select="fft mdct"
1170wmav2_decoder_select="fft mdct"
1171wmav2_encoder_select="fft mdct"
665507aa 1172wmv1_encoder_select="h263_encoder"
1746e2a9 1173wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1174wmv3_decoder_select="vc1_decoder"
1175wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1176wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1177zlib_decoder_select="zlib"
1178zlib_encoder_select="zlib"
1179zmbv_decoder_select="zlib"
1180zmbv_encoder_select="zlib"
30fd06be 1181
28b80940
DB
1182# parsers
1183h264_parser_select="golomb"
1184
912f3148 1185# external libraries
1b71f045 1186libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1187libdirac_encoder_deps="libdirac"
c9171a83 1188libfaac_encoder_deps="libfaac"
69ddbd1d 1189libfaad_decoder_deps="libfaad"
4ec45764 1190libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1191libgsm_decoder_deps="libgsm"
1192libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1193libgsm_ms_decoder_deps="libgsm"
1194libgsm_ms_encoder_deps="libgsm"
1cc60c47 1195libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1196libopencore_amrnb_decoder_deps="libopencore_amrnb"
1197libopencore_amrnb_encoder_deps="libopencore_amrnb"
1198libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1199libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1200libschroedinger_decoder_deps="libschroedinger"
1201libschroedinger_encoder_deps="libschroedinger"
ae14f311 1202libspeex_decoder_deps="libspeex"
150d2772 1203libtheora_encoder_deps="libtheora"
b0caf888 1204libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1205libx264_encoder_deps="libx264"
1206libxvid_encoder_deps="libxvid"
30fd06be 1207
912f3148 1208# demuxers / muxers
03a76ba9 1209ac3_demuxer_deps="ac3_parser"
647c2356 1210asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1211avisynth_demuxer_deps="avisynth"
1212dirac_demuxer_deps="dirac_parser"
647c2356 1213ipod_muxer_select="mov_muxer"
4e622dea
SS
1214libnut_demuxer_deps="libnut"
1215libnut_muxer_deps="libnut"
647c2356 1216matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1217matroska_demuxer_suggest="zlib bzlib"
1218mov_demuxer_suggest="zlib"
1219mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1220mp4_muxer_select="mov_muxer"
1221mpegtsraw_demuxer_select="mpegts_demuxer"
1222mxf_d10_muxer_select="mxf_muxer"
1223psp_muxer_select="mov_muxer"
4e622dea
SS
1224rtp_muxer_deps="network rtp_protocol"
1225rtsp_demuxer_deps="sdp_demuxer"
1226sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
647c2356
DB
1227tg2_muxer_select="mov_muxer"
1228tgp_muxer_select="mov_muxer"
6bdaa5f4 1229w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1230
1231# indevs / outdevs
38e54a75
SS
1232alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1233alsa_indev_extralibs="-lasound"
1234alsa_outdev_deps="alsa_asoundlib_h"
1235alsa_outdev_extralibs="-lasound"
1236audio_beos_indev_deps="audio_beos"
1237audio_beos_indev_extralibs="-lmedia -lbe"
1238audio_beos_outdev_deps="audio_beos"
1239audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1240bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1241dv1394_indev_deps="dv1394 dv_demuxer"
1242jack_indev_deps="jack_jack_h"
1243jack_indev_extralibs="-ljack"
1244libdc1394_indev_deps="libdc1394"
38e54a75
SS
1245oss_indev_deps_any="soundcard_h sys_soundcard_h"
1246oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1247v4l_indev_deps="linux_videodev_h"
1248v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1249vfwcap_indev_deps="capCreateCaptureWindow"
1250vfwcap_indev_extralibs="-lvfw32"
1251x11_grab_device_indev_deps="x11grab XShmCreateImage"
1252x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1253
912f3148 1254# protocols
3fff6382 1255gopher_protocol_deps="network"
c08fb000 1256http_protocol_deps="network"
cbf29889 1257rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1258rtp_protocol_deps="udp_protocol"
1259tcp_protocol_deps="network"
1260udp_protocol_deps="network"
1261
f7679c54 1262# filters
81124ba0 1263movie_filter_deps="avfilter_lavf"
f7679c54 1264
912f3148 1265# programs
fa859b4d 1266ffplay_deps="sdl"
6ad42348 1267ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1268ffserver_extralibs='$ldl'
a2830dca 1269
c73f65d9 1270doc_deps="texi2html"
912f3148 1271
de6d9b64 1272# default parameters
8a608357 1273
2ba042a7 1274logfile="config.err"
8a608357
MR
1275
1276# installation paths
c9d19248
MR
1277prefix_default="/usr/local"
1278bindir_default='${prefix}/bin'
14a8acf1 1279datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1280incdir_default='${prefix}/include'
1281libdir_default='${prefix}/lib'
1282mandir_default='${prefix}/share/man'
1283shlibdir_default="$libdir_default"
8a608357
MR
1284
1285# toolchain
11e6d03a 1286ar="ar"
13c7df3d 1287cc_default="gcc"
a3d7c197 1288cc_version=\"unknown\"
9da6609f 1289host_cc_default="gcc"
11e6d03a 1290ln_s="ln -sf"
89641463 1291nm_default="nm"
11e6d03a 1292objformat="elf"
be7109c1 1293ranlib="ranlib"
0f3cb305 1294strip="strip"
11e6d03a 1295yasmexe="yasm"
8a608357
MR
1296
1297# machine
5e622c40 1298arch=$(uname -m)
38d0a8aa 1299cpu="generic"
8a608357 1300
8a608357 1301# OS
4f854758 1302target_os=$(tolower $(uname -s))
82bb3329 1303host_os=$target_os
8a608357 1304
8a608357 1305# configurable options
497237c7 1306enable debug
c73f65d9 1307enable doc
aa033b1e 1308enable fastdiv
497237c7
RP
1309enable ffmpeg
1310enable ffplay
1311enable ffserver
1312enable ipv6
497237c7
RP
1313enable mpegaudio_hp
1314enable network
8400d6b8 1315enable optimizations
497237c7 1316enable protocols
530dc538 1317enable static
87a0fb62 1318enable stripping
a9ddb5b1 1319enable swscale_alpha
8a608357 1320
8a608357 1321# build settings
9987769a 1322SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1323FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1324LIBPREF="lib"
1325LIBSUF=".a"
c5f14466
RP
1326FULLNAME='$(NAME)$(BUILDSUF)'
1327LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1328SLIBPREF="lib"
1329SLIBSUF=".so"
c5f14466 1330SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1331SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1332SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1333LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1334
7e6c86e6
MR
1335CC_O='-o $@'
1336
f0125de9 1337host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1338host_libs='-lm'
1339
a7ada2ba
MR
1340target_path='.'
1341
0d7dca36
DB
1342# gcc stupidly only outputs the basename of targets with -MM, but we need the
1343# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1344DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1345DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1346
c597172e 1347# find source path
5e622c40 1348source_path="$(dirname "$0")"
497237c7 1349enable source_path_used
24524f36 1350if test -f configure; then
5e622c40 1351 source_path="$(pwd)"
497237c7 1352 disable source_path_used
c597172e 1353else
5e622c40 1354 source_path="$(cd "$source_path"; pwd)"
c597172e 1355 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1356 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1357 test -e "$source_path/config.h" &&
1358 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1359fi
1360
13cbe2c0 1361for v in "$@"; do
b04251c5
MR
1362 r=${v#*=}
1363 l=${v%"$r"}
1364 r=$(sh_quote "$r")
13cbe2c0
MR
1365 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1366done
c597172e 1367
73ef8980
MR
1368find_things(){
1369 thing=$1
1370 pattern=$2
1371 file=$source_path/$3
932ccf39 1372 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1373}
1374
1375ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1376DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1377HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1378PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1379BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1380MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1381DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1382OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1383INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1384PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1385FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1386
7483e694
DB
1387enable $ARCH_EXT_LIST \
1388 $DECODER_LIST \
1389 $ENCODER_LIST \
5666fd73 1390 $HWACCEL_LIST \
7483e694
DB
1391 $PARSER_LIST \
1392 $BSF_LIST \
1393 $DEMUXER_LIST \
1394 $MUXER_LIST \
f7679c54 1395 $FILTER_LIST \
7483e694
DB
1396 $PROTOCOL_LIST \
1397 $INDEV_LIST \
1398 $OUTDEV_LIST \
c597172e
MR
1399
1400die_unknown(){
1401 echo "Unknown option \"$1\"."
1402 echo "See $0 --help for available options."
1403 exit 1
1404}
1405
794f8e97 1406show_list() {
bf0c4afa
RP
1407 suffix=_$1
1408 shift
1409 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1410 exit 0
1411}
1412
c597172e 1413for opt do
7483e694
DB
1414 optval="${opt#*=}"
1415 case "$opt" in
0f010b2f 1416 --extra-ldflags=*) add_ldflags $optval
7483e694 1417 ;;
0f010b2f 1418 --extra-libs=*) add_extralibs $optval
7483e694 1419 ;;
8fb1cb58 1420 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1421 ;;
40bcf4c7
BL
1422 --enable-debug=*) debuglevel="$optval"
1423 ;;
7483e694 1424 --enable-*=*|--disable-*=*)
8b93ddc3 1425 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1426 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1427 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1428 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1429 $action $(filter "$name" $list)
7483e694
DB
1430 ;;
1431 --enable-?*|--disable-?*)
5e622c40 1432 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1433 if is_in $option $COMPONENT_LIST; then
fed5d54b 1434 test $action = disable && action=unset
e3773a55
MR
1435 eval $action \$$(toupper ${option%s})_LIST
1436 elif is_in $option $CMDLINE_SELECT; then
1437 $action $option
1438 else
1439 die_unknown $opt
1440 fi
7483e694
DB
1441 ;;
1442 --list-*)
1443 NAME="${opt#--list-}"
1444 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1445 NAME=${NAME%s}
1446 eval show_list $NAME \$$(toupper $NAME)_LIST
1447 ;;
1448 --help|-h) show_help
1449 ;;
1450 *)
884a36a7 1451 optname="${opt%%=*}"
26759c44
MR
1452 optname="${optname#--}"
1453 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1454 if is_in $optname $CMDLINE_SET; then
1455 eval $optname='$optval'
1456 elif is_in $optname $CMDLINE_APPEND; then
1457 append $optname "$optval"
1458 else
1459 die_unknown $opt
1460 fi
7483e694
DB
1461 ;;
1462 esac
c597172e
MR
1463done
1464
bcea99bb
MR
1465disabled logging && logfile=/dev/null
1466
13cbe2c0 1467echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1468set >> $logfile
1469
9da6609f
MR
1470test -n "$cross_prefix" && enable cross_compile
1471
adb2b908 1472ar="${cross_prefix}${ar}"
11e6d03a 1473cc_default="${cross_prefix}${cc_default}"
20e0ed95 1474nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1475ranlib="${cross_prefix}${ranlib}"
1476strip="${cross_prefix}${strip}"
1477
c5200f17
MR
1478sysinclude_default="${sysroot}/usr/include"
1479
75800dce 1480set_default cc nm sysinclude
9da6609f
MR
1481enabled cross_compile || host_cc_default=$cc
1482set_default host_cc
13c7df3d 1483
82bb3329
MR
1484exesuf() {
1485 case $1 in
1486 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1487 esac
1488}
1489
1490EXESUF=$(exesuf $target_os)
1491HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1492
e4e69e0b 1493# set temporary file name
a49d42c2 1494: ${TMPDIR:=$TEMPDIR}
c51fafa1 1495: ${TMPDIR:=$TMP}
a49d42c2 1496: ${TMPDIR:=/tmp}
e4e69e0b 1497
54460a83
MR
1498if ! check_cmd type mktemp; then
1499 # simple replacement for missing mktemp
1500 # NOT SAFE FOR GENERAL USE
1501 mktemp(){
1502 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1503 }
1504fi
1505
1506tmpfile(){
1507 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1508 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1509 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1510 append TMPFILES $tmp
1511 eval $1=$tmp
1512}
1513
1514trap 'rm -f -- $TMPFILES' EXIT
1515trap exit HUP INT TERM
1516
1517tmpfile TMPC .c
1518tmpfile TMPE $EXESUF
1519tmpfile TMPH .h
1520tmpfile TMPO .o
1521tmpfile TMPS .S
1522tmpfile TMPSH .sh
1523
1524unset -f mktemp
e4e69e0b 1525
993f2d0f
MR
1526# make sure we can execute files in $TMPDIR
1527cat > $TMPSH 2>> $logfile <<EOF
1528#! /bin/sh
1529EOF
1530chmod +x $TMPSH >> $logfile 2>&1
1531if ! $TMPSH >> $logfile 2>&1; then
1532 cat <<EOF
1533Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1534variable to another directory and make sure that it is not mounted noexec.
1535EOF
1536 die "Sanity test failed."
1537fi
993f2d0f 1538
19b4c628
MR
1539filter_cflags=echo
1540filter_cppflags=echo
1541filter_asflags=echo
1542
8f0c157a 1543if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1544 cc_type=gcc
a3d7c197 1545 cc_version=__VERSION__
aef6bd1b
MR
1546 if ! $cc -dumpversion | grep -q '^2\.'; then
1547 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1548 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1549 fi
629687f6
MR
1550elif $cc --version 2>/dev/null | grep -q Intel; then
1551 cc_type=icc
6e3fa35d 1552 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1553 CC_DEPFLAGS='-MMD'
1554 AS_DEPFLAGS='-MMD'
629687f6
MR
1555elif $cc -v 2>&1 | grep -q xlc; then
1556 cc_type=xlc
6e3fa35d 1557 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1558elif $cc -V 2>/dev/null | grep -q Compaq; then
1559 cc_type=ccc
6e3fa35d 1560 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1561 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1562 debuglevel=3
df442a8d 1563 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1564elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1565 test -d "$sysroot" || die "No valid sysroot specified."
1566 cc_type=armcc
6e3fa35d 1567 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1568 armcc_conf="$PWD/armcc.conf"
1569 $cc --arm_linux_configure \
1570 --arm_linux_config_file="$armcc_conf" \
1571 --configure_sysroot="$sysroot" \
1572 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1573 die "Error creating armcc configuration file."
1574 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1575 as_default="${cross_prefix}gcc"
07dec06e
MR
1576 CC_DEPFLAGS='-MMD'
1577 AS_DEPFLAGS='-MMD'
6fec122a
MR
1578elif $cc -version 2>/dev/null | grep -q TMS470; then
1579 cc_type=tms470
6e3fa35d 1580 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1581 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1582 CC_O='-fr=$(@D)'
1583 as_default="${cross_prefix}gcc"
1584 ld_default="${cross_prefix}gcc"
6fec122a
MR
1585 TMPO=$(basename $TMPC .c).o
1586 append TMPFILES $TMPO
1587 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1588 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1589 AS_DEPFLAGS='-MMD'
6fec122a
MR
1590 filter_cflags=tms470_flags
1591 tms470_flags(){
1592 for flag; do
1593 case $flag in
1594 -march=*|-mcpu=*)
1595 case "${flag#*=}" in
1596 armv7-a|cortex-a*) echo -mv=7a8 ;;
1597 armv7-r|cortex-r*) echo -mv=7r4 ;;
1598 armv7-m|cortex-m*) echo -mv=7m3 ;;
1599 armv6*|arm11*) echo -mv=6 ;;
1600 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1601 echo -mv=5e ;;
1602 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1603 esac
1604 ;;
1605 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1606 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1607 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1608 -Os) echo -O3 -mf=2 ;;
1609 -O[0-3]) echo $flag -mf=5 ;;
1610 -g) echo -g -mn ;;
1611 esac
1612 done
1613 }
06da6943
DC
1614elif $cc -v 2>&1 | grep -q clang; then
1615 cc_type=clang
1616 cc_version=__VERSION__
1617 CC_DEPFLAGS='-MMD'
1618 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1619elif $cc -V 2>&1 | grep -q Sun; then
1620 cc_type=suncc
1621 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1622 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1623 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1624 filter_cflags=suncc_flags
1625 suncc_flags(){
1626 for flag; do
1627 case $flag in
1628 -march=*|-mcpu=*)
1629 case "${flag#*=}" in
1630 native) echo -xtarget=native ;;
1631 v9) echo -xarch=sparc ;;
1632 ultrasparc) echo -xarch=sparcvis ;;
1633 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1634 i586|pentium) echo -xchip=pentium ;;
1635 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1636 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1637 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1638 pentium4*) echo -xtarget=pentium4 ;;
1639 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1640 *-sse3) echo -xarch=sse3 ;;
1641 core2) echo -xarch=ssse3 -xchip=core2 ;;
1642 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1643 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1644 k8|opteron|athlon64|athlon-fx)
1645 echo -xarch=sse2a ;;
1646 athlon*) echo -xarch=pentium_proa ;;
1647 esac
1648 ;;
1649 -std=c99) echo -xc99 ;;
1650 -fomit-frame-pointer) echo -xregs=frameptr ;;
1651 -fPIC) echo -KPIC -xcode=pic32 ;;
1652 -Os) echo -O5 -xspace ;;
1653 -W*,*) echo $flag ;;
1654 -f*-*|-W*) ;;
1655 *) echo $flag ;;
1656 esac
1657 done
1658 }
629687f6
MR
1659fi
1660
1661test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1662
75bafbac 1663: ${as_default:=$cc}
50567afa 1664: ${dep_cc_default:=$cc}
684b28e0 1665: ${ld_default:=$cc}
50567afa 1666set_default as dep_cc ld
75800dce 1667
07dec06e
MR
1668test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1669test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1670
7f32f40c 1671add_cflags $extra_cflags
2f2e6c7c 1672add_asflags $extra_cflags
7f32f40c 1673
154d432c
MR
1674if test -n "$sysroot"; then
1675 case "$cc_type" in
1676 gcc)
467256f2 1677 add_cppflags --sysroot="$sysroot"
154d432c
MR
1678 add_ldflags --sysroot="$sysroot"
1679 ;;
6fec122a
MR
1680 tms470)
1681 add_cppflags -I"$sysinclude"
1682 add_ldflags --sysroot="$sysroot"
1683 ;;
06da6943
DC
1684 clang)
1685 add_cppflags -isysroot="$sysroot"
1686 add_ldflags -isysroot="$sysroot"
1687 ;;
154d432c
MR
1688 esac
1689fi
1690
d22c13a8
MR
1691if test "$cpu" = host; then
1692 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1693
1694 case "$cc_type" in
1695 gcc)
1696 check_native(){
1697 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1698 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1699 }
1700 cpu=$(check_native -march || check_native -mcpu)
1701 ;;
1702 esac
1703
1704 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1705fi
1706
df5cdc24
MR
1707# Add processor-specific flags
1708case $cpu in
1709 601|ppc601|PowerPC601)
1710 cpuflags="-mcpu=601"
1711 ;;
1712 603*|ppc603*|PowerPC603*)
1713 cpuflags="-mcpu=603"
1714 ;;
1715 604*|ppc604*|PowerPC604*)
1716 cpuflags="-mcpu=604"
1717 ;;
1718 G3|g3|75*|ppc75*|PowerPC75*)
1719 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1720 ;;
1721 G4|g4|745*|ppc745*|PowerPC745*)
1722 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1723 ;;
1724 74*|ppc74*|PowerPC74*)
1725 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1726 ;;
1727 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1728 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1729 ;;
1730 Cell|CELL|cell)
1731 cpuflags="-mcpu=cell"
1732 enable ldbrx
1733 ;;
1734 # targets that do NOT support conditional mov (cmov)
1735 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1736 cpuflags="-march=$cpu"
1737 disable cmov
1738 ;;
1739 # targets that do support conditional mov (cmov)
d3ee7715 1740 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
df5cdc24
MR
1741 cpuflags="-march=$cpu"
1742 enable cmov
1743 enable fast_cmov
1744 ;;
1745 # targets that do support conditional mov but on which it's slow
1746 pentium4|pentium4m|prescott|nocona)
1747 cpuflags="-march=$cpu"
1748 enable cmov
1749 disable fast_cmov
1750 ;;
1751 sparc64)
1752 cpuflags="-mcpu=v9"
1753 ;;
1754 arm11*|cortex*)
1755 cpuflags="-mcpu=$cpu"
1756 enable fast_unaligned
1757 ;;
1758 armv[67]*)
1759 cpuflags="-march=$cpu"
1760 enable fast_unaligned
1761 ;;
1762 armv*)
1763 cpuflags="-march=$cpu"
1764 ;;
1765 arm*)
1766 cpuflags="-mcpu=$cpu"
1767 ;;
1768 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1769 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1770 ;;
1771 bf*)
1772 cpuflags="-mcpu=$cpu"
1773 ;;
1774 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1775 cpuflags="-march=$cpu"
1776 ;;
fdcd782d
MR
1777 ap7[02]0[0-2])
1778 subarch="avr32_ap"
1779 cpuflags="-mpart=$cpu"
1780 ;;
1781 ap)
1782 subarch="avr32_ap"
1783 cpuflags="-march=$cpu"
1784 ;;
1785 uc3[ab]*)
1786 subarch="avr32_uc"
1787 cpuflags="-mcpu=$cpu"
1788 ;;
1789 uc)
1790 subarch="avr32_uc"
1791 cpuflags="-march=$cpu"
1792 ;;
df5cdc24
MR
1793 generic)
1794 ;;
1795 *)
1796 echo "WARNING: Unknown CPU \"$cpu\", ignored."
1797 ;;
1798esac
1799
1800add_cflags $cpuflags
1801add_asflags $cpuflags
1802
993f2d0f
MR
1803# compiler sanity check
1804check_exec <<EOF
1805int main(void){ return 0; }
1806EOF
1807if test "$?" != 0; then
1808 echo "$cc is unable to create an executable file."
1809 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1810 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1811 echo "Only do this if you know what cross compiling means."
1812 fi
1813 die "C compiler test failed."
1814fi
1815
38a9c529 1816add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1817check_cflags -std=c99
50a334e4 1818check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1819#include <stdlib.h>
1820EOF
50a334e4 1821check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1822#include <stdlib.h>
1823EOF
e9b9a2f8 1824
f0125de9
MR
1825check_host_cflags -std=c99
1826
b24dbcbd 1827case "$arch" in
b24dbcbd
RP
1828 alpha)
1829 arch="alpha"
1830 enable fast_64bit
c0a02a3e 1831 check_cflags -mieee
8a3c8627 1832 spic=$shared
b24dbcbd 1833 ;;
cfdb6148
MR
1834 arm|armv[4567]*l)
1835 arch="arm"
b24dbcbd 1836 ;;
f4870943
MR
1837 avr32)
1838 ;;
cfdb6148
MR
1839 bfin)
1840 arch="bfin"
1841 ;;
1842 ia64)
1843 arch="ia64"
b24dbcbd 1844 enable fast_64bit
8a3c8627 1845 spic=$shared
0956bc9b 1846 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
ffa3bd54 1847 enabled shared && enable_weak hardcoded_tables
cfdb6148
MR
1848 ;;
1849 m68k)
1850 arch="m68k"
b24dbcbd 1851 ;;
de3a1240 1852 mips|mipsel|IP*)
b24dbcbd 1853 arch="mips"
8a3c8627 1854 spic=$shared
b24dbcbd 1855 ;;
de3a1240
DB
1856 mips64)
1857 arch="mips"
bae3abb0 1858 subarch="mips64"
de3a1240 1859 enable fast_64bit
8a3c8627 1860 spic=$shared
de3a1240 1861 ;;
61597a98 1862 parisc|hppa)
b24dbcbd 1863 arch="parisc"
8a3c8627 1864 spic=$shared
b24dbcbd 1865 ;;
61597a98 1866 parisc64|hppa64)
b24dbcbd
RP
1867 arch="parisc"
1868 enable fast_64bit
8a3c8627 1869 spic=$shared
b24dbcbd 1870 ;;
cfdb6148
MR
1871 "Power Macintosh"|ppc|powerpc)
1872 arch="ppc"
1873 enable fast_unaligned
1874 ;;
1875 ppc64)
1876 arch="ppc"
34d11b87 1877 subarch="ppc64"
cfdb6148
MR
1878 enable fast_64bit
1879 enable fast_unaligned
1880 ;;
b24dbcbd
RP
1881 s390|s390x)
1882 arch="s390"
1883 ;;
cfdb6148
MR
1884 sh4|sh)
1885 arch="sh4"
b24dbcbd 1886 ;;
cfdb6148
MR
1887 sparc)
1888 arch="sparc"
8a3c8627 1889 spic=$shared
cfdb6148
MR
1890 ;;
1891 sun4u|sparc64)
1892 arch="sparc"
1893 subarch="sparc64"
b24dbcbd 1894 enable fast_64bit
8a3c8627 1895 spic=$shared
b24dbcbd 1896 ;;
de27f4d9 1897 i386|i486|i586|i686|i86pc|BePC|x86_64|amd64)
cfdb6148
MR
1898 arch="x86"
1899 subarch="x86_32"
1900 enable fast_unaligned
8a3c8627 1901 check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
58b3536d 1902 int test[(int)sizeof(char*) - 7];
cfdb6148 1903EOF
de27f4d9
DC
1904 if test "$subarch" = "x86_64"; then
1905 enable cmov
1906 enable fast_cmov
1907 fi
b24dbcbd
RP
1908 ;;
1909 *)
1910 arch="unknown"
1911 ;;
1912esac
1913
62045d48 1914enable $arch $subarch
8a3c8627 1915enabled spic && enable pic
5755bc88 1916check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1917
7483e694 1918# OS specific
4f854758 1919case $target_os in
7483e694 1920 beos|haiku|zeta)
c9d19248 1921 prefix_default="$HOME/config"
7483e694 1922 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1923 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1924 case "$gcc_version" in
1925 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1926 disable mmx
1927 ;;
1928 *20010315*) echo "BeBits gcc"
0f010b2f 1929 add_cflags -fno-expensive-optimizations
7483e694
DB
1930 ;;
1931 esac
7483e694
DB
1932 SHFLAGS=-nostart
1933 # enable BeOS things
1934 enable audio_beos
1935 # no need for libm, but the inet stuff
1936 # Check for BONE
1937 # XXX: actually should check for NOT net_server
78fe7631 1938 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1939 network_extralibs="-lbind -lsocket"
1940 else
1941 enable beos_netserver
1942 network_extralibs="-lnet"
1943 fi ;;
1944 sunos)
1945 FFSERVERLDFLAGS=""
9987769a 1946 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 1947 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 1948 network_extralibs="-lsocket -lnsl"
50a334e4 1949 add_cppflags -D__EXTENSIONS__
7483e694
DB
1950 ;;
1951 netbsd)
07a8eef6
MR
1952 oss_indev_extralibs="-lossaudio"
1953 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1954 ;;
1955 openbsd)
89e053f8 1956 enable malloc_aligned
7c4a001a
MR
1957 # On OpenBSD 4.5. the compiler does not use PIC unless
1958 # explicitly using -fPIC. FFmpeg builds fine without PIC,
1959 # however the generated executable will not do anything
1960 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 1961 # Thus explicitly enable PIC here.
cd78208b 1962 enable pic
7483e694 1963 SHFLAGS='-shared'
07a8eef6
MR
1964 oss_indev_extralibs="-lossaudio"
1965 oss_outdev_extralibs="-lossaudio"
7483e694 1966 ;;
90b4f091 1967 freebsd|dragonfly)
89e053f8 1968 enable malloc_aligned
7483e694
DB
1969 ;;
1970 bsd/os)
1971 osextralibs="-lpoll -lgnugetopt"
1972 strip="strip -d"
1973 ;;
1974 darwin)
89e053f8 1975 enable malloc_aligned
0138c54e 1976 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1977 strip="strip -x"
1978 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1979 SLIBSUF=".dylib"
1980 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1981 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1982 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1983 objformat="macho"
1b0f6fb8 1984 enabled x86_64 && objformat="macho64"
8dfa86f7 1985 enabled_any pic shared ||
2704bd1a 1986 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
1987 ;;
1988 mingw32*)
9d3f4f50 1989 if test $target_os = "mingw32ce"; then
1aa71e25
MS
1990 disable network
1991 else
1992 target_os=mingw32
1993 fi
dcc01c06 1994 LIBTARGET=i386
1fc9fb8a 1995 if enabled x86_64; then
89e053f8 1996 enable malloc_aligned
dcc01c06 1997 LIBTARGET=x64
336cc1b0
MS
1998 elif enabled arm; then
1999 LIBTARGET=arm
dcc01c06 2000 fi
fbd971a4 2001 shlibdir_default="$bindir_default"
7483e694
DB
2002 disable ffserver
2003 SLIBPREF=""
2004 SLIBSUF=".dll"
7483e694
DB
2005 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2006 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2007 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2008 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2009 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2010 install -d "$(LIBDIR)"; \
2011 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2012 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2013 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2014 objformat="win32"
bc574408 2015 enable dos_paths
1894e741 2016 check_cflags -fno-common
b1549d61 2017 if ! enabled x86_64; then
f7ad5aa2
RP
2018 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2019 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2020 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2021 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2022 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2023 fi
7483e694
DB
2024 ;;
2025 cygwin*)
4f854758 2026 target_os=cygwin
fbd971a4 2027 shlibdir_default="$bindir_default"
7483e694
DB
2028 SLIBPREF="cyg"
2029 SLIBSUF=".dll"
2030 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2031 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2032 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2033 objformat="win32"
bc574408 2034 enable dos_paths
1894e741 2035 check_cflags -fno-common
7483e694 2036 ;;
4f365f37 2037 *-dos|freedos|opendos)
fdf11906 2038 disable ffplay ffserver
4f365f37
MK
2039 disable $INDEV_LIST $OUTDEV_LIST
2040 network_extralibs="-lsocket"
ff1c015d 2041 objformat="coff"
bc574408 2042 enable dos_paths
4f365f37 2043 ;;
7483e694 2044 linux)
7483e694
DB
2045 enable dv1394
2046 ;;
2047 irix*)
4f854758 2048 target_os=irix
7483e694
DB
2049 ranlib="echo ignoring ranlib"
2050 ;;
d22e8442 2051 os/2*)
d22e8442
DY
2052 strip="lxlite"
2053 ln_s="cp -f"
d22e8442 2054 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2055 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2056 FFSERVERLDFLAGS=""
287d3b13 2057 LIBSUF="_s.a"
d22e8442
DY
2058 SLIBPREF=""
2059 SLIBSUF=".dll"
2060 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2061 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2062 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2063 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2064 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2065 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2066 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2067 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2068 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2069 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2070 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2071 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2072 enable dos_paths
d22e8442 2073 ;;
83993c1c
AM
2074 gnu/kfreebsd)
2075 ;;
34e82167 2076 gnu)
34e82167 2077 ;;
d22e8442 2078
7483e694 2079 *)
4f924f9a 2080 die "Unknown OS '$target_os'."
7483e694
DB
2081 ;;
2082esac
2083
c9d19248
MR
2084set_default $PATHS_LIST
2085
c597172e 2086add_extralibs $osextralibs
de6d9b64 2087
28d8e661
DB
2088# Combine FFLDFLAGS and the LDFLAGS environment variable.
2089LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2090
320d060a 2091# we need to build at least one lib type
93b3c083 2092if ! enabled_any static shared; then
320d060a
DB
2093 cat <<EOF
2094At least one library type must be built.
2095Specify --enable-static to build the static libraries or --enable-shared to
2096build the shared libraries as well. To only build the shared libraries specify
2097--disable-static in addition to --enable-shared.
2098EOF
2099 exit 1;
2100fi
2101
abc4e572 2102disabled static && LIBNAME=""
2a320695 2103
a2234ceb
RP
2104if enabled_any libfaad libfaadbin ; then
2105 if check_header faad.h; then
295b8c70 2106 check_cc <<EOF
a2234ceb
RP
2107#include <faad.h>
2108#ifndef FAAD2_VERSION
2109ok faad1
2110#endif
db817cf3 2111int main(void) { return 0; }
a2234ceb
RP
2112EOF
2113 test $? = 0 && enable libfaad2
2114 else
ff3dac65 2115 die "FAAD test failed."
a2234ceb
RP
2116 fi
2117fi
2118
2119
2184c6f7 2120die_license_disabled() {
4c27207c 2121 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2122}
2123
2124die_license_disabled gpl libfaad2
2125die_license_disabled gpl libx264
2126die_license_disabled gpl libxvid
2127die_license_disabled gpl postproc
2128die_license_disabled gpl x11grab
2129
2f7ae63b 2130die_license_disabled nonfree libfaac
b2e3c528 2131
0b175caa
DB
2132die_license_disabled version3 libopencore_amrnb
2133die_license_disabled version3 libopencore_amrwb
2134
9cad0e4e 2135enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2136
9eeed841 2137check_deps $ARCH_EXT_LIST
0f3cb305 2138
40617a6d 2139disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2140
e276d9e8
MR
2141enable_pic() {
2142 enable pic
bce7b696
MR
2143 add_cppflags -DPIC
2144 add_cflags -fPIC
2145 add_asflags -fPIC
e276d9e8
MR
2146}
2147
2148enabled pic && enable_pic
bce7b696 2149
b4d96ba2
MR
2150check_cc <<EOF || die "Symbol mangling check failed."
2151int ff_extern;
2152EOF
2f05d9c1 2153sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
2154extern_prefix=${sym%%ff_extern*}
2155
f65883c8
MR
2156check_cc <<EOF && enable inline_asm
2157void foo(void) { __asm__ volatile ("" ::); }
2158EOF
61d251db 2159
df5e3978
MR
2160_restrict=
2161for restrict_keyword in restrict __restrict__ __restrict; do
2162 check_cc <<EOF && _restrict=$restrict_keyword && break
2163void foo(char * $restrict_keyword p);
2164EOF
2165done
2166
2167check_cc <<EOF && enable attribute_packed
2168struct { int x; } __attribute__((packed)) x;
2169EOF
2170
2171check_cc <<EOF || die "endian test failed"
2172unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2173EOF
2174od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
2175
fa0912fe 2176if enabled arm; then
e45391bb 2177
50fa82e6
MR
2178 check_cflags -marm
2179
fa0912fe
MR
2180 check_ld <<EOF && enable vfp_args
2181__asm__ (".eabi_attribute 28, 1");
2182int main(void) { return 0; }
2183EOF
2184
2185 # We have to check if pld is a nop and disable it.
2186 check_asm pld '"pld [r0]"'
2187
2188 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2189 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2190 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2191 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2192 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2193 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2194
e276d9e8
MR
2195 enabled_all armv6t2 shared !pic && enable_pic
2196
fa0912fe 2197elif enabled mips; then
e45391bb 2198
fa0912fe
MR
2199 check_asm loongson '"dmult.g $1, $2, $3"'
2200 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2201
fa0912fe 2202elif enabled ppc; then
e45391bb 2203
fa0912fe
MR
2204 check_asm dcbzl '"dcbzl 0, 1"'
2205 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2206 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2207
2208 # AltiVec flags: The FSF version of GCC differs from the Apple version
2209 if enabled altivec; then
2210 check_cflags -maltivec -mabi=altivec &&
2211 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2212 check_cflags -faltivec
2213
2214 # check if our compiler supports Motorola AltiVec C API
2215 check_cc <<EOF || disable altivec
2216$inc_altivec_h
2217int main(void) {
2218 vector signed int v1, v2, v3;
2219 v1 = vec_add(v2,v3);
2220 return 0;
2221}
2222EOF
2223
2224 # check if our compiler supports braces for vector declarations
2225 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2226$inc_altivec_h
2227int main (void) { (vector int) {1}; return 0; }
2228EOF
2229 fi
e45391bb 2230
fa0912fe 2231elif enabled sparc; then
e45391bb 2232
fa0912fe
MR
2233 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2234 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2235
fa0912fe 2236elif enabled x86; then
e45391bb 2237
44965991
PI
2238 # check whether EBP is available on x86
2239 # As 'i' is stored on the stack, this program will crash
2240 # if the base pointer is used to access it because the
2241 # base pointer is cleared in the inline assembly code.
7dfef245 2242 check_exec_crash <<EOF && enable ebp_available
44965991 2243 volatile int i=0;
be449fca 2244 __asm__ volatile (
44965991
PI
2245 "xorl %%ebp, %%ebp"
2246 ::: "%ebp");
2247 return i;
44965991
PI
2248EOF
2249
f494213c 2250 # check whether EBX is available on x86
7cee5421
MR
2251 check_asm ebx_available '""::"b"(0)' &&
2252 check_asm ebx_available '"":::"%ebx"'
8e380710 2253
d3a4b4e0
DB
2254 # check whether more than 10 operands are supported
2255 check_cc <<EOF && enable ten_operands
2256int main(void) {
2257 int x=0;
2258 __asm__ volatile(
2259 ""
2260 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2261 );
2262 return 0;
2263}
2264EOF
2265
d7f0920b 2266 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2267 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2268 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2269
2270 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2271
d52481b9 2272 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2273 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2274 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2275 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2276 case "$objformat" in
2277 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2278 esac
7595a5e4 2279 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2280
44965991
PI
2281fi
2282
a98bb16d
RP
2283if check_func dlopen; then
2284 ldl=
2285elif check_func dlopen -ldl; then
2286 ldl=-ldl
8bf5d58f
MN
2287fi
2288
75ecf149
DB
2289# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2290check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2291
7483e694
DB
2292check_func fork
2293check_func gethrtime
2294check_func getrusage
094c09bb 2295check_func inet_aton $network_extralibs
abfc8d05 2296check_func isatty
7483e694
DB
2297check_func memalign
2298check_func mkstemp
1f91cdce 2299check_func posix_memalign
b507ebd1 2300check_func_headers io.h setmode
e4673692 2301check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2302check_func_headers windows.h GetProcessTimes
7c5bfe7a 2303check_func_headers windows.h VirtualAlloc
6ffa87d3 2304
e16e49ac 2305check_header conio.h
a98bb16d
RP
2306check_header dlfcn.h
2307check_header malloc.h
bf6ce82d 2308check_header poll.h
b58412f1 2309check_header sys/mman.h
b091aa44 2310check_header sys/resource.h
bf6ce82d 2311check_header sys/select.h
a98bb16d 2312check_header termios.h
272081b0
CEH
2313check_header vdpau/vdpau.h
2314check_header vdpau/vdpau_x11.h
68178ca9 2315check_header X11/extensions/XvMClib.h
a98bb16d 2316
89e053f8
MR
2317if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2318 enabled_any $need_memalign ; then
1f91cdce 2319 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2320fi
e16e49ac 2321
a4fa192c 2322disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2323disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2324
2325# check for some common methods of building with pthread support
2326# do this before the optional library checks as some of them require pthreads
2327if enabled pthreads; then
9e7fd101
MR
2328 if check_func pthread_create; then
2329 :
2330 elif check_func pthread_create -pthread; then
2331 add_cflags -pthread
afc9aee2 2332 add_extralibs -pthread
9e7fd101
MR
2333 elif check_func pthread_create -pthreads; then
2334 add_cflags -pthreads
afc9aee2 2335 add_extralibs -pthreads
8d94f606
GT
2336 elif check_func pthread_create -lpthreadGC2; then
2337 add_extralibs -lpthreadGC2
9e7fd101
MR
2338 elif ! check_lib pthread.h pthread_create -lpthread; then
2339 die "ERROR: can't find pthreads library"
2340 fi
57bd82d4
MR
2341fi
2342
8eee7025 2343for thread in $THREADS_LIST; do
e5f94c2b 2344 if enabled $thread; then
3ae3b721
RP
2345 test -n "$thread_type" &&
2346 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2347 thread_type="$thread"
e5f94c2b
RP
2348 fi
2349done
2350
fdf88598 2351check_lib math.h sin -lm
ff418735 2352check_lib va/va.h vaInitialize -lva
fdf88598 2353
ad420e25
MR
2354check_func llrint
2355check_func log2
2356check_func lrint
2357check_func lrintf
2358check_func round
2359check_func roundf
2360check_func truncf
f32adb22 2361
57bd82d4 2362# these are off by default, so fail if requested and not available
79fda097 2363enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2364enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2365 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2366 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2367enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2368enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2369enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2370enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2371enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2372enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2373enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2374enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2375enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2376 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2377enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
bdc8c488 2378enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheora -logg
7483e694 2379enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2380enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
19538981
JGG
2381 { check_cpp_condition x264.h "X264_BUILD >= 78" ||
2382 die "ERROR: libx264 version must be >= 0.78."; }
2bfecf73 2383enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2384enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2385
0b4a1821
AS
2386# libdc1394 check
2387if enabled libdc1394; then
2388 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2389 enable libdc1394_2; } ||
2390 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2391 enable libdc1394_1; } ||
2392 die "ERROR: No version of libdc1394 found "
2393fi
2394
497237c7
RP
2395disable sdl_too_old
2396disable sdl
6a1a892f 2397SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2398if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2399 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2400 sdl_libs=$("${SDL_CONFIG}" --libs)
225e21ef 2401 temp_cflags $sdl_cflags
b4f93564 2402 temp_extralibs $sdl_libs
1ca5d97f 2403 if check_lib2 SDL.h SDL_Init; then
5e622c40 2404 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2405 if test "$_sdlversion" -lt 121 ; then
497237c7 2406 enable sdl_too_old
dcd479c0 2407 else
497237c7 2408 enable sdl
225e21ef 2409 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2410#include <SDL.h>
d6773f56 2411int main(int argc, char **argv){
29f3b38a
MR
2412 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2413 int w = vi->current_w;
2414 return 0;
2415}
2416EOF
dcd479c0
MR
2417 fi
2418 fi
29f3b38a 2419 restore_flags
c3f6b472 2420fi
57bd82d4 2421
2270b4b2 2422texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2423
73b46a95 2424if enabled network; then
96000432 2425 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2426 # Prefer arpa/inet.h over winsock2
2427 if check_header arpa/inet.h ; then
2428 check_func closesocket
2429 elif check_header winsock2.h ; then
f4c13872
MS
2430 check_func_headers winsock2.h closesocket -lws2 && \
2431 network_extralibs="-lws2" || \
2432 { check_func_headers winsock2.h closesocket -lws2_32 && \
2433 network_extralibs="-lws2_32"; }
72be9e73 2434 check_type ws2tcpip.h socklen_t
28c9f069
MK
2435 else
2436 disable network
73b46a95
RP
2437 fi
2438fi
2439
b6f3d925 2440enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2441#include <sys/types.h>
2442#include <sys/socket.h>
2443#include <netinet/in.h>
2444#include <netdb.h>
db817cf3 2445int main(void) {
7483e694
DB
2446 struct sockaddr_storage saddr;
2447 struct ipv6_mreq mreq6;
2448 getaddrinfo(0,0,0,0);
2449 getnameinfo(0,0,0,0,0,0,0);
2450 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2451}
2452EOF
2453
06e31011
RP
2454check_header linux/videodev.h
2455check_header linux/videodev2.h
1b6e8b73 2456check_header sys/videoio.h
47f38850 2457
2446d3d6 2458check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2459
f8aa696f 2460# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2461{ check_header dev/bktr/ioctl_meteor.h &&
2462 check_header dev/bktr/ioctl_bt848.h; } ||
2463{ check_header machine/ioctl_meteor.h &&
2464 check_header machine/ioctl_bt848.h; } ||
2465{ check_header dev/video/meteor/ioctl_meteor.h &&
2466 check_header dev/video/bktr/ioctl_bt848.h; } ||
2467check_header dev/ic/bt8xx.h
f8aa696f 2468
c7682de0
RP
2469check_header sys/soundcard.h
2470check_header soundcard.h
deb29777 2471
b6f3d925 2472enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2473
0e57fe17 2474enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2475
56a059ac 2476enabled x11grab &&
f58f4ce1
GP
2477check_header X11/Xlib.h &&
2478check_header X11/extensions/XShm.h &&
2479check_func XOpenDisplay -lX11 &&
06eab4ba 2480check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2481
95e561ec 2482enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2483
2484# add some useful compiler flags if supported
2485check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2486check_cflags -Wall
2487check_cflags -Wno-switch
c07bd6a9
MN
2488check_cflags -Wdisabled-optimization
2489check_cflags -Wpointer-arith
2490check_cflags -Wredundant-decls
cc1fb623 2491check_cflags -Wno-pointer-sign
f4929996 2492check_cflags -Wcast-qual
9aceb3cf 2493check_cflags -Wwrite-strings
652a5bf6 2494check_cflags -Wtype-limits
764551c6 2495check_cflags -Wundef
5af4e0cc 2496enabled extra_warnings && check_cflags -Winline
cf9d24ad 2497
57bd82d4 2498# add some linker flags
5c0e9479 2499check_ldflags -Wl,--warn-common
8351d2ba
DB
2500check_ldflags -Wl,--as-needed
2501check_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 2502check_ldflags -Wl,-Bsymbolic
94a3401e 2503
bd2216e4
MR
2504if enabled small; then
2505 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2506 optimizations="small"
2507elif enabled optimizations; then
629687f6 2508 if enabled xlc; then
0f010b2f
DB
2509 add_cflags -O5
2510 add_ldflags -O5
03279bbe
MK
2511 elif enabled suncc; then
2512 add_cflags -O5
df442a8d
MR
2513 elif enabled ccc; then
2514 add_cflags -fast
cf9d24ad 2515 else
0f010b2f 2516 add_cflags -O3
cf9d24ad 2517 fi
cddf3f45 2518fi
11fdbc44 2519check_cflags -fno-math-errno
b2eb2ff0 2520check_cflags -fno-signed-zeros
cddf3f45 2521
629687f6 2522if enabled icc; then
b1598b58
MR
2523 # Just warnings, no remarks
2524 check_cflags -w1
2525 # -wd: Disable following warnings
2526 # 144, 167, 556: -Wno-pointer-sign
2527 # 10006: ignoring unknown option -fno-signed-zeros
2528 # 10156: ignoring option '-W'; no argument required
2529 check_cflags -wd144,167,556,10006,10156
2530 # 11030: Warning unknown option --as-needed
2531 # 10156: ignoring option '-export'; no argument required
2532 check_ldflags -wd10156,11030
2533 # Allow to compile with optimizations
2534 check_ldflags -march=$cpu
be2cf98a
CEH
2535 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2536 enable ebp_available
df442a8d
MR
2537elif enabled ccc; then
2538 # disable some annoying warnings
2539 add_cflags -msg_disable cvtu32to64
2540 add_cflags -msg_disable embedcomment
2541 add_cflags -msg_disable needconstext
2542 add_cflags -msg_disable nomainieee
2543 add_cflags -msg_disable ptrmismatch1
2544 add_cflags -msg_disable unreachcode
973859f5
MR
2545elif enabled gcc; then
2546 check_cflags -fno-tree-vectorize
06da6943
DC
2547elif enabled clang; then
2548 check_cflags -Qunused-arguments
504a64b9
CEH
2549fi
2550
90be59ef 2551if enabled gprof; then
0f010b2f
DB
2552 add_cflags -p
2553 add_ldflags -p
1db54e20
DB
2554fi
2555
7f3c02fc 2556# Find out if the .align argument is a power of two or not.
9377b6ce 2557check_asm asmalign_pot '".align 3"'
4454dc1b 2558
7483e694
DB
2559enabled_any $DECODER_LIST && enable decoders
2560enabled_any $ENCODER_LIST && enable encoders
5666fd73 2561enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2562enabled_any $BSF_LIST && enable bsfs
2563enabled_any $DEMUXER_LIST && enable demuxers
2564enabled_any $MUXER_LIST && enable muxers
f7679c54 2565enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2566enabled_any $INDEV_LIST && enable indevs
2567enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2568enabled_any $PROTOCOL_LIST && enable protocols
2569
2570enabled_any $THREADS_LIST && enable threads
2571
2572check_deps $CONFIG_LIST \
b6bb00b0 2573 $CONFIG_EXTRA \
7483e694
DB
2574 $HAVE_LIST \
2575 $DECODER_LIST \
2576 $ENCODER_LIST \
5666fd73 2577 $HWACCEL_LIST \
7483e694
DB
2578 $PARSER_LIST \
2579 $BSF_LIST \
2580 $DEMUXER_LIST \
2581 $MUXER_LIST \
f7679c54 2582 $FILTER_LIST \
7483e694
DB
2583 $INDEV_LIST \
2584 $OUTDEV_LIST \
2585 $PROTOCOL_LIST \
f70f03f6 2586
3e89171a 2587echo "install prefix $prefix"
f36958f8
DB
2588echo "source path $source_path"
2589echo "C compiler $cc"
bfd5afd8 2590echo ".align is power-of-two $asmalign_pot"
f36958f8 2591echo "ARCH $arch ($cpu)"
ce8871c2
MR
2592if test "$build_suffix" != ""; then
2593 echo "build suffix $build_suffix"
eb94aca9 2594fi
ac63af34
DB
2595if test "$extra_version" != ""; then
2596 echo "version string suffix $extra_version"
2597fi
0db2ce77 2598echo "big-endian ${bigendian-no}"
e90f5b5a 2599echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2600if enabled x86; then
af44e8e4 2601 echo "yasm ${yasm-no}"
0db2ce77 2602 echo "MMX enabled ${mmx-no}"
30e98e62 2603 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2604 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2605 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2606 echo "SSE enabled ${sse-no}"
30e98e62 2607 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2608 echo "CMOV enabled ${cmov-no}"
2609 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2610 echo "EBX available ${ebx_available-no}"
2611 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2612 echo "10 operands supported ${ten_operands-no}"
e41e8342 2613fi
5b6c2cbd 2614if enabled arm; then
0db2ce77
MR
2615 echo "ARMv5TE enabled ${armv5te-no}"
2616 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2617 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2618 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2619 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2620 echo "NEON enabled ${neon-no}"
eba9ae3c 2621fi
5b6c2cbd 2622if enabled mips; then
0db2ce77 2623 echo "MMI enabled ${mmi-no}"
e41e8342 2624fi
5b6c2cbd 2625if enabled ppc; then
0db2ce77 2626 echo "AltiVec enabled ${altivec-no}"
30e98e62 2627 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2628 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2629 echo "performance report ${powerpc_perf-no}"
2630fi
2631if enabled sparc; then
2632 echo "VIS enabled ${vis-no}"
e41e8342 2633fi
0db2ce77
MR
2634echo "gprof enabled ${gprof-no}"
2635echo "debug symbols ${debug-no}"
87a0fb62 2636echo "strip symbols ${stripping-no}"
8400d6b8 2637echo "optimizations ${optimizations-no}"
0db2ce77
MR
2638echo "static ${static-no}"
2639echo "shared ${shared-no}"
4a24ab64 2640echo "postprocessing support ${postproc-no}"
f7679c54 2641echo "new filter support ${avfilter-no}"
81124ba0 2642echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2643echo "network support ${network-no}"
90be59ef 2644if enabled network; then
0db2ce77 2645 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2646fi
0db2ce77
MR
2647echo "threading support ${thread_type-no}"
2648echo "SDL support ${sdl-no}"
90be59ef 2649if enabled sdl_too_old; then
bfd5afd8
DB
2650 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2651fi
0db2ce77
MR
2652echo "Sun medialib support ${mlib-no}"
2653echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2654echo "libdc1394 support ${libdc1394-no}"
690bfceb 2655echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2656echo "libfaac enabled ${libfaac-no}"
2657echo "libfaad enabled ${libfaad-no}"
7e0871a7 2658echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2659echo "libgsm enabled ${libgsm-no}"
2660echo "libmp3lame enabled ${libmp3lame-no}"
2661echo "libnut enabled ${libnut-no}"
0b175caa
DB
2662echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2663echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2664echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2665echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2666echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2667echo "libtheora enabled ${libtheora-no}"
2668echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2669echo "libx264 enabled ${libx264-no}"
2670echo "libxvid enabled ${libxvid-no}"
0db2ce77 2671echo "zlib enabled ${zlib-no}"
f402916e 2672echo "bzlib enabled ${bzlib-no}"
2c62e737 2673echo
de6d9b64 2674
5666fd73 2675for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2676 echo "Enabled ${type}s:"
f65c9da1 2677 eval list=\$$(toupper $type)_LIST
8138b9db 2678 for part in $list; do
f65c9da1
MR
2679 enabled $part && echo ${part%_*}
2680 done | sort | pr -3 -t
2681 echo
8138b9db
RP
2682done
2683
ba7a7039 2684license="LGPL version 2.1 or later"
ba321adb 2685if enabled nonfree; then
ba7a7039 2686 license="nonfree and unredistributable"
9cad0e4e
DB
2687elif enabled gplv3; then
2688 license="GPL version 3 or later"
2689elif enabled lgplv3; then
2690 license="LGPL version 3 or later"
ba321adb 2691elif enabled gpl; then
ba7a7039 2692 license="GPL version 2 or later"
ba321adb
JK
2693fi
2694
2695echo "License: $license"
ca5323af 2696
cf1392e9
DB
2697echo "Creating config.mak and config.h..."
2698
ad212cc6
MR
2699enabled stripping || strip="echo skipping strip"
2700
173c983b
MR
2701cat > config.mak <<EOF
2702# Automatically generated by configure - do not modify!
2703ifndef FFMPEG_CONFIG_MAK
2704FFMPEG_CONFIG_MAK=1
2705FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2706prefix=$prefix
2707LIBDIR=\$(DESTDIR)$libdir
2708SHLIBDIR=\$(DESTDIR)$shlibdir
2709INCDIR=\$(DESTDIR)$incdir
2710BINDIR=\$(DESTDIR)$bindir
2711DATADIR=\$(DESTDIR)$datadir
2712MANDIR=\$(DESTDIR)$mandir
2713SRC_PATH="$source_path"
2714SRC_PATH_BARE=$source_path
2715BUILD_ROOT="$PWD"
2716ARCH=$arch
2717CC=$cc
2718AS=$as
2719LD=$ld
2720DEPCC=$dep_cc
2721YASM=$yasmexe
2722AR=$ar
2723RANLIB=$ranlib
2724LN_S=$ln_s
2725STRIP=$strip
2726CPPFLAGS=$CPPFLAGS
2727CFLAGS=$CFLAGS
2728ASFLAGS=$ASFLAGS
2729CC_O=$CC_O
2730LDFLAGS=$LDFLAGS
2731FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2732SHFLAGS=$SHFLAGS
2733YASMFLAGS=$YASMFLAGS
2734BUILDSUF=$build_suffix
2735FULLNAME=$FULLNAME
2736LIBPREF=$LIBPREF
2737LIBSUF=$LIBSUF
2738LIBNAME=$LIBNAME
2739SLIBPREF=$SLIBPREF
2740SLIBSUF=$SLIBSUF
2741EXESUF=$EXESUF
2742EXTRA_VERSION=$extra_version
2743DEPFLAGS=$DEPFLAGS
2744CCDEP=$CCDEP
2745ASDEP=$ASDEP
2746CC_DEPFLAGS=$CC_DEPFLAGS
2747AS_DEPFLAGS=$AS_DEPFLAGS
2748HOSTCC=$host_cc
2749HOSTCFLAGS=$host_cflags
2750HOSTEXESUF=$HOSTEXESUF
2751HOSTLDFLAGS=$host_ldflags
2752HOSTLIBS=$host_libs
2753TARGET_EXEC=$target_exec
2754TARGET_PATH=$target_path
2755SDL_LIBS=$sdl_libs
2756SDL_CFLAGS=$sdl_cflags
2757LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2758EXTRALIBS=$extralibs
2759EOF
5a872801 2760
719c8e00
MR
2761get_version(){
2762 name=$1
2763 file=$source_path/$2
147e7692
MR
2764 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2765 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2766 lcname=$(tolower $name)
2767 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2768 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2769}
2770
147e7692
MR
2771get_version LIBSWSCALE libswscale/swscale.h
2772get_version LIBPOSTPROC libpostproc/postprocess.h
2773get_version LIBAVCODEC libavcodec/avcodec.h
2774get_version LIBAVDEVICE libavdevice/avdevice.h
2775get_version LIBAVFORMAT libavformat/avformat.h
2776get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2777get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2778
173c983b
MR
2779enabled shared && cat >> config.mak <<EOF
2780LIBTARGET=${LIBTARGET}
2781SLIBNAME=${SLIBNAME}
2782SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2783SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2784SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2785SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2786SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2787SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2788EOF
523ef551 2789
173c983b
MR
2790enabled asmalign_pot || align_shift="1 <<"
2791
2792cat > $TMPH <<EOF
2793/* Automatically generated by configure - do not modify! */
2794#ifndef FFMPEG_CONFIG_H
2795#define FFMPEG_CONFIG_H
2796#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2797#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2798#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2799#define CC_TYPE "$cc_type"
2800#define CC_VERSION $cc_version
2801#define restrict $_restrict
2802#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2803#define EXTERN_PREFIX "${extern_prefix}"
2804#define EXTERN_ASM ${extern_prefix}
2805EOF
523ef551
DB
2806
2807if enabled small || disabled optimizations; then
2808 echo "#define av_always_inline" >> $TMPH
2809fi
2810
3d907e22
MR
2811print_config ARCH_ $TMPH config.mak $ARCH_LIST
2812print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2813print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2814 $CONFIG_EXTRA \
7483e694
DB
2815 $DECODER_LIST \
2816 $ENCODER_LIST \
5666fd73 2817 $HWACCEL_LIST \
7483e694
DB
2818 $PARSER_LIST \
2819 $BSF_LIST \
2820 $DEMUXER_LIST \
2821 $MUXER_LIST \
f7679c54 2822 $FILTER_LIST \
7483e694
DB
2823 $PROTOCOL_LIST \
2824 $INDEV_LIST \
2825 $OUTDEV_LIST \
8ac17293 2826
9c05103f 2827echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2828echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2829
b7860763 2830# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2831cmp -s $TMPH config.h &&
2832 echo "config.h is unchanged" ||
2833 mv -f $TMPH config.h
3d204385 2834
165af439 2835# build tree in object directory if source path is different from current one
90be59ef 2836if enabled source_path_used; then
b767b9cd
MR
2837 DIRS="
2838 doc
2839 libavcodec
2840 libavcodec/$arch
2841 libavdevice
2842 libavfilter
2843 libavformat
2844 libavutil
2845 libavutil/$arch
2846 libpostproc
2847 libswscale
2848 libswscale/$arch
2849 tests
2850 tools
2851 "
2852 FILES="
2853 Makefile
2854 common.mak
2855 subdir.mak
2856 doc/texi2pod.pl
2857 libavcodec/Makefile
2858 libavdevice/Makefile
2859 libavfilter/Makefile
2860 libavformat/Makefile
2861 libavutil/Makefile
2862 libpostproc/Makefile
2863 libswscale/Makefile
2864 "
165af439 2865 for dir in $DIRS ; do
7483e694 2866 mkdir -p $dir
165af439
MR
2867 done
2868 for f in $FILES ; do
20369773 2869 $ln_s "$source_path/$f" $f
165af439
MR
2870 done
2871fi
def4272a 2872
def4272a 2873
d0674868 2874# build pkg-config files
def4272a 2875
d0674868
DB
2876pkgconfig_generate(){
2877name=$1
b0dfd108 2878shortname=${name#lib}${build_suffix}
d0674868
DB
2879comment=$2
2880version=$3
2881libs=$4
2882requires=$5
25cd5cb3 2883cat <<EOF > $name/$name.pc
3e89171a 2884prefix=$prefix
a94e666c 2885exec_prefix=\${prefix}
f2b7382c 2886libdir=$libdir
7622778e 2887includedir=$incdir
def4272a 2888
d0674868
DB
2889Name: $name
2890Description: $comment
2891Version: $version
8cd6b388 2892Requires: $(enabled shared || echo $requires)
5dcfe9f8 2893Requires.private: $(enabled shared && echo $requires)
def4272a 2894Conflicts:
8cd6b388 2895Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 2896Libs.private: $(enabled shared && echo $libs)
76a448ed 2897Cflags: -I\${includedir}
def4272a 2898EOF
25cd5cb3 2899cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2900prefix=
2901exec_prefix=
46d1ff83 2902libdir=\${pcfiledir}
1d44d365 2903includedir=${source_path}
def4272a 2904
d0674868
DB
2905Name: $name
2906Description: $comment
2907Version: $version
2908Requires: $requires
def4272a 2909Conflicts:
12701f6e 2910Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2911Cflags: -I\${includedir}
2912EOF
d0674868 2913}
def4272a 2914
e426941d 2915pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2916pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2917pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2918pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2919enabled avfilter &&
46983309 2920 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2921enabled postproc &&
e426941d 2922 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2923pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"