Add LOCAL_ALIGNED() macro for declaring aligned local arrays
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d 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
5a0f7131
MR
86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
06454877
MR
90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
06454877
MR
99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
06454877
MR
106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
06454877
MR
114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
117 --enable-beos-netserver enable BeOS netserver
118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
c8a4ae00 216 --disable-asm disable all assembler optimizations
06454877
MR
217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 235 --enable-sram allow use of on-chip SRAM
06454877
MR
236
237Developer options (useful when working on FFmpeg itself):
238 --disable-debug disable debugging symbols
239 --enable-debug=LEVEL set the debug level [$debuglevel]
240 --enable-gprof enable profiling with gprof [$gprof]
241 --disable-optimizations disable compiler optimizations
242 --enable-extra-warnings enable more compiler warnings
243 --disable-stripping disable stripping of executables and shared libraries
244
245NOTE: Object files are built at the place where configure is launched.
246EOF
60e8bc13 247 exit 0
74c53c2d 248}
cf9d24ad 249
57bd82d4 250log(){
2270b4b2 251 echo "$@" >> $logfile
57bd82d4
MR
252}
253
720c69da 254log_file(){
c8e9f801 255 log BEGIN $1
2270b4b2 256 pr -n -t $1 >> $logfile
c8e9f801
MR
257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
2ba042a7
MR
263}
264
265die(){
266 echolog "$@"
267 cat <<EOF
d326cf7f 268
2ba042a7
MR
269If you think configure made a mistake, make sure you are using the latest
270version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 271ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 272EOF
e155a21a 273 if disabled logging; then
2ba042a7 274 cat <<EOF
e155a21a
DB
275Rerun configure with logging enabled (do not use --disable-logging), and
276include the log this produces with your report.
2ba042a7
MR
277EOF
278 else
279cat <<EOF
e155a21a
DB
280Include the log file "$logfile" produced by configure as this will help
281solving the problem.
2ba042a7
MR
282EOF
283 fi
57bd82d4
MR
284 exit 1
285}
286
6c6007d6 287# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 288toupper(){
6c6007d6 289 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
290}
291
4a5444db 292tolower(){
6c6007d6 293 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
294}
295
14a8acf1
MR
296c_escape(){
297 echo "$*" | sed 's/["\\]/\\\0/g'
298}
299
b04251c5
MR
300sh_quote(){
301 v=$(echo "$1" | sed "s/'/'\\\\''/g")
302 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
303 echo "$v"
304}
305
be8f2501
MR
306filter(){
307 pat=$1
308 shift
309 for v; do
98ef6079 310 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
311 done
312}
313
a8d04fba
MR
314set_all(){
315 value=$1
316 shift
317 for var in $*; do
318 eval $var=$value
319 done
320}
321
72a43668
MR
322set_weak(){
323 value=$1
324 shift
325 for var; do
326 eval : \${$var:=$value}
327 done
328}
329
799c9e9b
MR
330pushvar(){
331 for var in $*; do
332 eval level=\${${var}_level:=0}
333 eval ${var}_${level}="\$$var"
334 eval ${var}_level=$(($level+1))
335 done
336}
337
338popvar(){
339 for var in $*; do
340 eval level=\${${var}_level:-0}
341 test $level = 0 && continue
342 eval level=$(($level-1))
343 eval $var="\${${var}_${level}}"
344 eval ${var}_level=$level
345 eval unset ${var}_${level}
346 done
347}
348
a8d04fba
MR
349enable(){
350 set_all yes $*
351}
352
353disable(){
354 set_all no $*
355}
356
72a43668
MR
357enable_weak(){
358 set_weak yes $*
359}
360
361disable_weak(){
362 set_weak no $*
363}
364
72702705 365enable_safe(){
fd07f803
MR
366 for var; do
367 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
72702705
MR
369}
370
371disable_safe(){
fd07f803
MR
372 for var; do
373 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
374 done
72702705
MR
375}
376
f9d328da
MR
377do_enable_deep(){
378 for var; do
379 enabled $var && continue
380 eval sel="\$${var}_select"
c510c7b5
MR
381 eval sgs="\$${var}_suggest"
382 pushvar var sgs
f9d328da 383 enable_deep $sel
c510c7b5
MR
384 popvar sgs
385 enable_deep_weak $sgs
f9d328da
MR
386 popvar var
387 done
388}
389
390enable_deep(){
391 do_enable_deep $*
392 enable $*
393}
394
72a43668
MR
395enable_deep_weak(){
396 do_enable_deep $*
397 enable_weak $*
398}
399
57bd82d4 400enabled(){
3250003c
MR
401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xyes"
44161118
MR
403}
404
37970ebf 405disabled(){
3250003c
MR
406 test "${1#!}" = "$1" && op== || op=!=
407 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
408}
409
44161118
MR
410enabled_all(){
411 for opt; do
412 enabled $opt || return 1
413 done
414}
415
85bca2c5
DB
416disabled_all(){
417 for opt; do
418 disabled $opt || return 1
419 done
420}
421
44161118
MR
422enabled_any(){
423 for opt; do
424 enabled $opt && return 0
425 done
426}
427
85bca2c5
DB
428disabled_any(){
429 for opt; do
430 disabled $opt && return 0
431 done
f7b230a7 432 return 1
85bca2c5
DB
433}
434
c9d19248
MR
435set_default(){
436 for opt; do
88268e94 437 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
438 done
439}
440
4a0d6686
AJ
441is_in(){
442 value=$1
443 shift
444 for var in $*; do
445 [ $var = $value ] && return 0
446 done
447 return 1
448}
449
30fd06be
MR
450check_deps(){
451 for cfg; do
3250003c 452 cfg="${cfg#!}"
799c9e9b
MR
453 enabled ${cfg}_checking && die "Circular dependency for $cfg."
454 disabled ${cfg}_checking && continue
455 enable ${cfg}_checking
456
30fd06be
MR
457 eval dep_all="\$${cfg}_deps"
458 eval dep_any="\$${cfg}_deps_any"
7ef3425f 459 eval dep_sel="\$${cfg}_select"
c510c7b5 460 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
461 eval dep_ifa="\$${cfg}_if"
462 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 463
3d7453e0
MR
464 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
465 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
466 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 467
3d7453e0
MR
468 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
469 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
470 enabled_all $dep_all || disable $cfg
471 enabled_any $dep_any || disable $cfg
7ef3425f 472 disabled_any $dep_sel && disable $cfg
799c9e9b 473
4ec45764
RP
474 if enabled $cfg; then
475 eval dep_extralibs="\$${cfg}_extralibs"
476 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 477 enable_deep $dep_sel
c510c7b5 478 enable_deep_weak $dep_sgs
4ec45764
RP
479 fi
480
799c9e9b 481 disable ${cfg}_checking
30fd06be
MR
482 done
483}
484
44161118
MR
485print_config(){
486 pfx=$1
487 header=$2
488 makefile=$3
489 shift 3
490 for cfg; do
5e622c40 491 ucname="$(toupper $cfg)"
44161118 492 if enabled $cfg; then
3d907e22 493 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
494 echo "${pfx}${ucname}=yes" >> $makefile
495 else
b250f9c6 496 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 497 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
MR
498 fi
499 done
57bd82d4
MR
500}
501
502flags_saved(){
2270b4b2 503 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
504}
505
dcd479c0 506save_flags(){
57bd82d4 507 flags_saved && return
dcd479c0
MR
508 SAVE_CFLAGS="$CFLAGS"
509 SAVE_LDFLAGS="$LDFLAGS"
510 SAVE_extralibs="$extralibs"
511}
512
513restore_flags(){
f5d28d10 514 flags_saved || return
dcd479c0
MR
515 CFLAGS="$SAVE_CFLAGS"
516 LDFLAGS="$SAVE_LDFLAGS"
517 extralibs="$SAVE_extralibs"
518 unset SAVE_CFLAGS
519 unset SAVE_LDFLAGS
520 unset SAVE_extralibs
521}
522
523temp_cflags(){
524 save_flags
525 CFLAGS="$CFLAGS $*"
526}
527
528temp_ldflags(){
529 save_flags
530 LDFLAGS="$LDFLAGS $*"
531}
532
533temp_extralibs(){
534 save_flags
535 extralibs="$extralibs $*"
536}
537
57bd82d4
MR
538append(){
539 var=$1
540 shift
541 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
542 eval "$var=\"\$$var $*\""
543}
544
50a334e4 545add_cppflags(){
caf458dd 546 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
547}
548
57bd82d4 549add_cflags(){
caf458dd 550 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
551}
552
2f2e6c7c 553add_asflags(){
caf458dd 554 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
555}
556
57bd82d4
MR
557add_ldflags(){
558 append LDFLAGS "$@"
559}
560
561add_extralibs(){
562 append extralibs "$@"
563}
564
b0cfb663 565check_cmd(){
b3cb5d51 566 log "$@"
2270b4b2 567 "$@" >> $logfile 2>&1
b0cfb663
MR
568}
569
dcd479c0 570check_cc(){
57bd82d4 571 log check_cc "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
50a334e4 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
575}
576
577check_cpp(){
578 log check_cpp "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
9e7f3277 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
582}
583
f65883c8
MR
584check_as(){
585 log check_as "$@"
586 cat > $TMPC
587 log_file $TMPC
2f2e6c7c 588 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
589}
590
940f335a
MR
591check_asm(){
592 log check_asm "$@"
593 name="$1"
3784e82e 594 code="$2"
940f335a 595 shift 2
49214f61
MR
596 disable $name
597 check_as "$@" <<EOF && enable $name
3784e82e 598void foo(void){ __asm__ volatile($code); }
940f335a
MR
599EOF
600}
601
304d586d
LM
602check_yasm(){
603 log check_yasm "$@"
604 echo "$1" > $TMPS
605 log_file $TMPS
606 shift 1
607 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
3155a644
MR
612 flags=''
613 libs=''
614 for f; do
615 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
616 done
2a194acd 617 check_cc $($filter_cflags $flags) || return
684b28e0 618 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
619}
620
50a334e4
MR
621check_cppflags(){
622 log check_cppflags "$@"
caf458dd
MR
623 set -- $($filter_cppflags "$@")
624 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
625int x;
626EOF
627}
628
dcd479c0 629check_cflags(){
57bd82d4 630 log check_cflags "$@"
caf458dd
MR
631 set -- $($filter_cflags "$@")
632 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
633int x;
634EOF
635}
636
2ed46eea
MR
637test_ldflags(){
638 log test_ldflags "$@"
639 check_ld "$@" <<EOF
c23a0ac8 640int main(void){ return 0; }
dcd479c0
MR
641EOF
642}
643
2ed46eea
MR
644check_ldflags(){
645 log check_ldflags "$@"
646 test_ldflags "$@" && add_ldflags "$@"
647}
648
dcd479c0 649check_header(){
57bd82d4 650 log check_header "$@"
dcd479c0
MR
651 header=$1
652 shift
b77df637
MR
653 disable_safe $header
654 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
655#include <$header>
656int x;
657EOF
658}
659
660check_func(){
57bd82d4 661 log check_func "$@"
dcd479c0
MR
662 func=$1
663 shift
d8bc5f06
MR
664 disable $func
665 check_ld "$@" <<EOF && enable $func
dcd479c0 666extern int $func();
c23a0ac8 667int main(void){ $func(); }
dcd479c0
MR
668EOF
669}
670
645d2652 671check_mathfunc(){
6b73c0ae 672 log check_mathfunc "$@"
645d2652
MR
673 func=$1
674 shift
675 disable $func
676 check_ld "$@" <<EOF && enable $func
677#include <math.h>
33bd38db
MR
678float foo(float f) { return $func(f); }
679int main(void){ return 0; }
645d2652
MR
680EOF
681}
682
2446d3d6
DB
683check_func_headers(){
684 log check_func_headers "$@"
f8d7b072
MR
685 headers=$1
686 func=$2
687 shift 2
688 disable $func
689 incs=""
690 for hdr in $headers; do
691 incs="$incs
692#include <$hdr>"
693 done
cd0d9a9d 694 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 695$incs
d6773f56 696int main(int argc, char **argv){
2b2c2a81 697 return (long) $func;
f8d7b072
MR
698}
699EOF
700}
701
a5344cf7
SS
702check_cpp_condition(){
703 log check_cpp_condition "$@"
704 header=$1
705 condition=$2
f855b7b9
MR
706 shift 2
707 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
708#include <$header>
709#if !($condition)
710#error "unsatisfied condition: $condition"
711#endif
712EOF
713}
714
57bd82d4
MR
715check_lib(){
716 log check_lib "$@"
717 header="$1"
718 func="$2"
719 shift 2
fcfcde17
MR
720 temp_extralibs "$@"
721 check_header $header && check_func $func && add_extralibs "$@"
722 err=$?
723 restore_flags
724 return $err
57bd82d4
MR
725}
726
f8d7b072
MR
727check_lib2(){
728 log check_lib2 "$@"
729 headers="$1"
730 func="$2"
731 shift 2
300cde27 732 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
733}
734
dcd479c0 735check_exec(){
2270b4b2 736 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
737}
738
7dfef245 739check_exec_crash(){
5e622c40 740 code=$(cat)
7dfef245
MR
741
742 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
743 # are safe but may not be available everywhere. Thus we use
744 # raise(SIGTERM) instead. The check is run in a subshell so we
745 # can redirect the "Terminated" message from the shell. SIGBUS
746 # is not defined by standard C so it is used conditionally.
747
2270b4b2 748 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
749#include <signal.h>
750static void sighandler(int sig){
751 raise(SIGTERM);
752}
e5af4a11 753int main(void){
7dfef245
MR
754 signal(SIGILL, sighandler);
755 signal(SIGFPE, sighandler);
756 signal(SIGSEGV, sighandler);
757#ifdef SIGBUS
758 signal(SIGBUS, sighandler);
759#endif
760 { $code }
761}
762EOF
763}
764
72be9e73
DY
765check_type(){
766 log check_type "$@"
767 headers=$1
768 type=$2
769 shift 2
ae550ce9 770 disable_safe "$type"
72be9e73
DY
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
ae550ce9 776 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
777$incs
778$type v;
779EOF
780}
781
14d36751
MR
782check_struct(){
783 log check_type "$@"
784 headers=$1
785 struct=$2
786 member=$3
787 shift 3
788 disable_safe "${struct}_${member}"
789 incs=""
790 for hdr in $headers; do
791 incs="$incs
792#include <$hdr>"
793 done
794 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
795$incs
796const void *p = &(($struct *)0)->$member;
797EOF
798}
799
57bd82d4
MR
800require(){
801 name="$1"
802 header="$2"
803 func="$3"
804 shift 3
805 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
806}
807
f8d7b072
MR
808require2(){
809 name="$1"
810 headers="$2"
811 func="$3"
812 shift 3
813 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
814}
815
eea50282
MR
816check_foo_config(){
817 cfg=$1
818 pkg=$2
819 header=$3
820 func=$4
821 shift 4
822 disable $cfg
823 check_cmd ${pkg}-config --version
824 err=$?
825 if test "$err" = 0; then
5e622c40
DB
826 temp_cflags $(${pkg}-config --cflags)
827 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
828 check_lib "$@" $header $func && enable $cfg
829 fi
830 return $err
831}
832
f0125de9
MR
833check_host_cc(){
834 log check_host_cc "$@"
835 cat > $TMPC
836 log_file $TMPC
837 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
838}
839
840check_host_cflags(){
841 log check_host_cflags "$@"
842 check_host_cc "$@" <<EOF && append host_cflags "$@"
843int x;
844EOF
845}
846
c505dd31
MR
847apply(){
848 file=$1
849 shift
850 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
851}
852
c34681df
MR
853cp_if_changed(){
854 cmp -s "$1" "$2" &&
855 echo "$2 is unchanged" ||
856 cp -f "$1" "$2"
857}
858
dcd61286
DB
859# CONFIG_LIST contains configurable options, while HAVE_LIST is for
860# system-dependent things.
861
4a0d6686
AJ
862COMPONENT_LIST="
863 bsfs
864 decoders
865 demuxers
866 encoders
3cde40aa 867 filters
5666fd73 868 hwaccels
c552605c 869 indevs
4a0d6686 870 muxers
c552605c 871 outdevs
4a0d6686
AJ
872 parsers
873 protocols
874"
875
876CONFIG_LIST="
877 $COMPONENT_LIST
e8ed9b7a 878 aandct
5a0f7131
MR
879 avcodec
880 avdevice
f7679c54
VS
881 avfilter
882 avfilter_lavf
5a0f7131 883 avformat
c88f5d72
MR
884 avisynth
885 beos_netserver
f402916e 886 bzlib
7f3f5f46 887 dct
c73f65d9 888 doc
92c6a099 889 dxva2
27a9466b 890 fastdiv
c88f5d72
MR
891 ffmpeg
892 ffplay
893 ffserver
1848f7d9 894 fft
4f034993 895 golomb
c88f5d72 896 gpl
ecfc4f44 897 gprof
d8d0d0b2 898 gray
3abe5fbd 899 hardcoded_tables
f7b8bffe 900 libdc1394
690bfceb 901 libdirac
2eed5a46
DB
902 libfaac
903 libfaad
904 libfaadbin
c88f5d72 905 libgsm
6ebe07fb 906 libmp3lame
c88f5d72 907 libnut
0b175caa
DB
908 libopencore_amrnb
909 libopencore_amrwb
9a77d59a 910 libopenjpeg
f7cd9eed 911 libschroedinger
ae14f311 912 libspeex
150d2772 913 libtheora
c88f5d72 914 libvorbis
1cc60c47
DB
915 libx264
916 libxvid
f4d608e3 917 lpc
47a158cb 918 mdct
c88f5d72 919 memalign_hack
a8150374 920 mlib
c88f5d72
MR
921 mpegaudio_hp
922 network
3fe142e2 923 nonfree
8a3c8627 924 pic
4a24ab64 925 postproc
2b4c3615 926 powerpc_perf
68602540 927 rdft
e90f5b5a 928 runtime_cpudetect
2e35e684 929 shared
bd2216e4 930 small
6b35d421 931 sram
2e35e684 932 static
5a0f7131 933 swscale
a9ddb5b1 934 swscale_alpha
17492d5e
DB
935 vaapi
936 vdpau
9cad0e4e 937 version3
56a059ac 938 x11grab
c88f5d72 939 zlib
4a0d6686 940"
c88f5d72 941
8eee7025
DB
942THREADS_LIST='
943 beosthreads
d22e8442 944 os2threads
8eee7025
DB
945 pthreads
946 w32threads
947'
948
3f5b56e5
MR
949ARCH_LIST='
950 alpha
a2fc0f6a 951 arm
fdcd782d
MR
952 avr32
953 avr32_ap
954 avr32_uc
3f5b56e5
MR
955 bfin
956 ia64
957 m68k
958 mips
bae3abb0 959 mips64
3f5b56e5 960 parisc
79cb09b2 961 ppc
34d11b87 962 ppc64
3f5b56e5
MR
963 s390
964 sh4
965 sparc
966 sparc64
0844bae1 967 tomi
3f5b56e5
MR
968 x86
969 x86_32
970 x86_64
971'
972
973ARCH_EXT_LIST='
1ac9331a 974 altivec
3bf96eec 975 amd3dnow
a1ef9f08 976 amd3dnowext
1ac9331a 977 armv5te
edab3048 978 armv6
ab5cb084 979 armv6t2
f55b299a 980 armvfp
3f5b56e5
MR
981 iwmmxt
982 mmi
983 mmx
d7f0920b 984 mmx2
6b18d278 985 neon
799fde37 986 ppc4xx
1bb04d5a 987 sse
9eeed841 988 ssse3
bd9d34a0 989 vis
3f5b56e5
MR
990'
991
a3e02a8c
MR
992HAVE_LIST_PUB='
993 bigendian
994'
995
3f5b56e5
MR
996HAVE_LIST="
997 $ARCH_EXT_LIST
a3e02a8c 998 $HAVE_LIST_PUB
3f5b56e5 999 $THREADS_LIST
35fd8122 1000 alsa_asoundlib_h
3f5b56e5 1001 altivec_h
c9fdab0d 1002 arpa_inet_h
dffb41b9 1003 attribute_may_alias
e7ea5e3d 1004 attribute_packed
6bd859d6 1005 bswap
ecf97f22 1006 closesocket
1ac9331a 1007 cmov
e16e49ac 1008 conio_h
c88f5d72 1009 dcbzl
f8aa696f
DB
1010 dev_bktr_ioctl_bt848_h
1011 dev_bktr_ioctl_meteor_h
1012 dev_ic_bt8xx_h
1013 dev_video_meteor_ioctl_meteor_h
1014 dev_video_bktr_ioctl_bt848_h
18b67ae5 1015 dlfcn_h
c88f5d72 1016 dlopen
bc574408 1017 dos_paths
245626d0
DB
1018 ebp_available
1019 ebx_available
6b7c7703
VS
1020 exp2
1021 exp2f
c2a29455 1022 fast_64bit
669b5583 1023 fast_clz
7073e9fc 1024 fast_cmov
7b829d2a 1025 fast_unaligned
9d99cc5a 1026 fork
84882df6 1027 getaddrinfo
da9e86f8 1028 gethrtime
4e68cb8a 1029 GetProcessTimes
66be5b45 1030 getrusage
2e1913b1 1031 inet_aton
61d251db 1032 inline_asm
abfc8d05 1033 isatty
9f5ff83f 1034 ldbrx
0b4a1821
AS
1035 libdc1394_1
1036 libdc1394_2
a33cab3a 1037 llrint
d96cd429
MR
1038 local_aligned_16
1039 local_aligned_8
291fd18a 1040 log2
6b7c7703 1041 log2f
85dd97ad 1042 loongson
a33cab3a 1043 lrint
c88f5d72 1044 lrintf
e4673692 1045 lzo1x_999_compress
f8aa696f
DB
1046 machine_ioctl_bt848_h
1047 machine_ioctl_meteor_h
c88f5d72
MR
1048 malloc_h
1049 memalign
6ffa87d3 1050 mkstemp
b4e806b2 1051 pld
1f91cdce 1052 posix_memalign
a33cab3a
MK
1053 round
1054 roundf
c88f5d72
MR
1055 sdl
1056 sdl_video_size
b507ebd1 1057 setmode
72be9e73 1058 socklen_t
deb29777 1059 soundcard_h
f8cda19e 1060 poll_h
0104b608 1061 setrlimit
c0018613 1062 struct_addrinfo
b4d68544
MS
1063 struct_ipv6_mreq
1064 struct_sockaddr_in6
3b2372bf 1065 struct_sockaddr_sa_len
33a4dbdd 1066 struct_sockaddr_storage
b58412f1 1067 sys_mman_h
b091aa44 1068 sys_resource_h
81644c2e 1069 sys_select_h
deb29777 1070 sys_soundcard_h
1b6e8b73 1071 sys_videoio_h
d3a4b4e0 1072 ten_operands
e16e49ac 1073 termios_h
b265431e 1074 threads
7b04b8a0 1075 truncf
ce742de2 1076 vfp_args
7c5bfe7a 1077 VirtualAlloc
6ff3f3e7 1078 winsock2_h
cc078b5d 1079 xform_asm
304d586d 1080 yasm
0cb78cef 1081"
44161118 1082
b6bb00b0
MR
1083# options emitted with CONFIG_ prefix but not available on command line
1084CONFIG_EXTRA="
dc4f5a1c 1085 avutil
9cad0e4e
DB
1086 gplv3
1087 lgplv3
b6bb00b0
MR
1088"
1089
520cc7f1 1090CMDLINE_SELECT="
3f5b56e5 1091 $ARCH_EXT_LIST
520cc7f1 1092 $CONFIG_LIST
8eee7025 1093 $THREADS_LIST
c8a4ae00 1094 asm
db6107b6 1095 cross_compile
520cc7f1
MR
1096 debug
1097 extra_warnings
8c6afa4d 1098 logging
d2bbb2f7 1099 optimizations
87a0fb62 1100 stripping
7595a5e4 1101 yasm
520cc7f1 1102"
426be5dc
DB
1103
1104PATHS_LIST='
d156bede 1105 bindir
14a8acf1 1106 datadir
26759c44
MR
1107 incdir
1108 libdir
26759c44
MR
1109 mandir
1110 prefix
1111 shlibdir
426be5dc
DB
1112'
1113
1114CMDLINE_SET="
1115 $PATHS_LIST
1116 arch
313c46a6 1117 as
426be5dc
DB
1118 build_suffix
1119 cc
1120 cpu
1121 cross_prefix
50567afa 1122 dep_cc
ac63af34 1123 extra_version
9da6609f
MR
1124 host_cc
1125 host_cflags
1126 host_ldflags
1127 host_libs
82bb3329 1128 host_os
684b28e0 1129 ld
426be5dc 1130 logfile
4ae40685 1131 malloc_prefix
89641463 1132 nm
26759c44 1133 source_path
c5200f17
MR
1134 sysinclude
1135 sysroot
a7ada2ba 1136 target_exec
26759c44 1137 target_os
a7ada2ba 1138 target_path
426be5dc 1139"
520cc7f1 1140
89f2932b
MR
1141CMDLINE_APPEND="
1142 extra_cflags
1143"
1144
912f3148
DB
1145# code dependency declarations
1146
9eeed841 1147# architecture extensions
808fa33c 1148
a2fc0f6a
MR
1149armv5te_deps="arm"
1150armv6_deps="arm"
ab5cb084 1151armv6t2_deps="arm"
a2fc0f6a
MR
1152armvfp_deps="arm"
1153iwmmxt_deps="arm"
808fa33c
MR
1154neon_deps="arm"
1155
e241ba14 1156mmi_deps="mips"
808fa33c
MR
1157
1158altivec_deps="ppc"
1159ppc4xx_deps="ppc"
1160
1161vis_deps="sparc"
1162
7f8c3d1f 1163x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1164amd3dnow_deps="mmx"
1165amd3dnowext_deps="amd3dnow"
9eeed841 1166mmx_deps="x86"
75aa95a6 1167mmx2_deps="mmx"
75aa95a6
DB
1168sse_deps="mmx"
1169ssse3_deps="sse"
9eeed841 1170
e939cedd 1171fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1172fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1173fast_unaligned_if_any="armv6 ppc x86"
669b5583 1174
89e053f8 1175need_memalign="altivec neon sse"
6fec122a 1176inline_asm_deps="!tms470"
89e053f8 1177
26fbcc85
MR
1178# subsystems
1179mdct_select="fft"
1180rdft_select="fft"
1181
5666fd73 1182# decoders / encoders / hardware accelerators
26fbcc85
MR
1183aac_decoder_select="mdct aac_parser"
1184aac_encoder_select="mdct"
1185ac3_decoder_select="mdct ac3_parser"
f4d608e3 1186alac_encoder_select="lpc"
084cbbaa 1187atrac1_decoder_select="mdct"
26fbcc85
MR
1188atrac3_decoder_select="mdct"
1189binkaudio_dct_decoder_select="mdct rdft dct"
1190binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1191cavs_decoder_select="golomb"
26fbcc85 1192cook_decoder_select="mdct"
2eef7c62 1193cscd_decoder_suggest="zlib"
26fbcc85 1194dca_decoder_select="mdct"
e8ed9b7a 1195dnxhd_encoder_select="aandct"
2eef7c62 1196dxa_decoder_select="zlib"
baf91bb9 1197eac3_decoder_select="ac3_decoder"
84c04e25 1198eamad_decoder_select="aandct"
e8ed9b7a 1199eatgq_decoder_select="aandct"
d52b39c7 1200eatqi_decoder_select="aandct"
4f034993
MR
1201ffv1_decoder_select="golomb"
1202flac_decoder_select="golomb"
f4d608e3 1203flac_encoder_select="golomb lpc"
2eef7c62
AJ
1204flashsv_decoder_select="zlib"
1205flashsv_encoder_select="zlib"
4414137e 1206flv_decoder_select="h263_decoder"
4d4b4bd1 1207flv_encoder_select="h263_encoder"
e8ed9b7a 1208h261_encoder_select="aandct"
7f647ae0 1209h263_decoder_select="h263_parser"
e8ed9b7a 1210h263_encoder_select="aandct"
ff418735 1211h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1212h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1213h263i_decoder_select="h263_decoder"
fe629c2d 1214h263p_encoder_select="h263_encoder"
4f034993 1215h264_decoder_select="golomb"
92c6a099
LA
1216h264_dxva2_hwaccel_deps="dxva2api_h"
1217h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1218h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1219h264_vaapi_hwaccel_select="vaapi"
711dae77 1220h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1221h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1222imc_decoder_select="fft mdct"
4f034993
MR
1223jpegls_decoder_select="golomb"
1224jpegls_encoder_select="golomb"
e8ed9b7a 1225ljpeg_encoder_select="aandct"
4f034993 1226loco_decoder_select="golomb"
e8ed9b7a 1227mjpeg_encoder_select="aandct"
2cca233b 1228mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1229mpeg1video_encoder_select="aandct"
1230mpeg2video_encoder_select="aandct"
4414137e 1231mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1232mpeg4_encoder_select="h263_encoder"
711dae77 1233mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1234mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1235mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1236mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1237mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1238mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1239mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1240mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1241mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1242mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1243mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1244mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1245msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1246msmpeg4v1_encoder_select="h263_encoder"
4414137e 1247msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1248msmpeg4v2_encoder_select="h263_encoder"
4414137e 1249msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1250msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1251nellymoser_decoder_select="mdct"
1252nellymoser_encoder_select="mdct"
2eef7c62
AJ
1253png_decoder_select="zlib"
1254png_encoder_select="zlib"
26fbcc85 1255qdm2_decoder_select="mdct rdft"
a8beb22f 1256rv10_decoder_select="h263_decoder"
b2bf38b4 1257rv10_encoder_select="h263_encoder"
a8beb22f 1258rv20_decoder_select="h263_decoder"
b2bf38b4 1259rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1260rv30_decoder_select="golomb"
1261rv40_decoder_select="golomb"
4f034993
MR
1262shorten_decoder_select="golomb"
1263sonic_decoder_select="golomb"
1264sonic_encoder_select="golomb"
1265sonic_ls_encoder_select="golomb"
1266svq3_decoder_select="golomb"
bee2eac5 1267svq3_decoder_suggest="zlib"
4eef77c1 1268theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1269tiff_decoder_suggest="zlib"
1270tiff_encoder_suggest="zlib"
aec09a00 1271truehd_decoder_select="mlp_decoder"
2eef7c62 1272tscc_decoder_select="zlib"
084cbbaa 1273twinvq_decoder_select="mdct"
f95bfab0 1274vc1_decoder_select="h263_decoder"
9104cd51 1275vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1276vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1277vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1278vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1279vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1280vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1281vorbis_decoder_select="mdct"
1282vorbis_encoder_select="mdct"
e82dc4c9
DB
1283vp6a_decoder_select="vp6_decoder"
1284vp6f_decoder_select="vp6_decoder"
084cbbaa 1285wmapro_decoder_select="mdct"
26fbcc85
MR
1286wmav1_decoder_select="mdct"
1287wmav1_encoder_select="mdct"
1288wmav2_decoder_select="mdct"
1289wmav2_encoder_select="mdct"
f95bfab0 1290wmv1_decoder_select="h263_decoder"
665507aa 1291wmv1_encoder_select="h263_encoder"
f95bfab0 1292wmv2_decoder_select="h263_decoder"
1746e2a9 1293wmv2_encoder_select="h263_encoder"
015f8ee0 1294wmv3_decoder_select="vc1_decoder"
f0f86627 1295wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1296wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1297wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1298zlib_decoder_select="zlib"
1299zlib_encoder_select="zlib"
1300zmbv_decoder_select="zlib"
1301zmbv_encoder_select="zlib"
30fd06be 1302
28b80940
DB
1303# parsers
1304h264_parser_select="golomb"
1305
f1e94694
DB
1306# bitstream_filters
1307aac_adtstoasc_bsf_select="aac_parser"
1308
912f3148 1309# external libraries
1b71f045 1310libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1311libdirac_encoder_deps="libdirac"
c9171a83 1312libfaac_encoder_deps="libfaac"
69ddbd1d 1313libfaad_decoder_deps="libfaad"
4ec45764 1314libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1315libgsm_decoder_deps="libgsm"
1316libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1317libgsm_ms_decoder_deps="libgsm"
1318libgsm_ms_encoder_deps="libgsm"
1cc60c47 1319libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1320libopencore_amrnb_decoder_deps="libopencore_amrnb"
1321libopencore_amrnb_encoder_deps="libopencore_amrnb"
1322libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1323libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1324libschroedinger_decoder_deps="libschroedinger"
1325libschroedinger_encoder_deps="libschroedinger"
ae14f311 1326libspeex_decoder_deps="libspeex"
150d2772 1327libtheora_encoder_deps="libtheora"
b0caf888 1328libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1329libx264_encoder_deps="libx264"
1330libxvid_encoder_deps="libxvid"
30fd06be 1331
912f3148 1332# demuxers / muxers
03a76ba9 1333ac3_demuxer_deps="ac3_parser"
647c2356 1334asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1335avisynth_demuxer_deps="avisynth"
1336dirac_demuxer_deps="dirac_parser"
5b423887 1337eac3_demuxer_select="ac3_parser"
647c2356 1338ipod_muxer_select="mov_muxer"
4e622dea
SS
1339libnut_demuxer_deps="libnut"
1340libnut_muxer_deps="libnut"
647c2356 1341matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1342matroska_demuxer_suggest="zlib bzlib"
1343mov_demuxer_suggest="zlib"
1344mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1345mp4_muxer_select="mov_muxer"
1346mpegtsraw_demuxer_select="mpegts_demuxer"
1347mxf_d10_muxer_select="mxf_muxer"
24ca518b 1348ogg_demuxer_select="golomb"
647c2356 1349psp_muxer_select="mov_muxer"
4e622dea
SS
1350rtsp_demuxer_deps="sdp_demuxer"
1351sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1352spdif_muxer_select="aac_parser"
647c2356
DB
1353tg2_muxer_select="mov_muxer"
1354tgp_muxer_select="mov_muxer"
6bdaa5f4 1355w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1356
1357# indevs / outdevs
38e54a75
SS
1358alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1359alsa_indev_extralibs="-lasound"
1360alsa_outdev_deps="alsa_asoundlib_h"
1361alsa_outdev_extralibs="-lasound"
1362audio_beos_indev_deps="audio_beos"
1363audio_beos_indev_extralibs="-lmedia -lbe"
1364audio_beos_outdev_deps="audio_beos"
1365audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1366bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1367dv1394_indev_deps="dv1394 dv_demuxer"
1368jack_indev_deps="jack_jack_h"
1369jack_indev_extralibs="-ljack"
1370libdc1394_indev_deps="libdc1394"
38e54a75
SS
1371oss_indev_deps_any="soundcard_h sys_soundcard_h"
1372oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1373v4l_indev_deps="linux_videodev_h"
1374v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1375vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1376vfwcap_indev_extralibs="-lavicap32"
38e54a75 1377x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1378x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1379
912f3148 1380# protocols
3fff6382 1381gopher_protocol_deps="network"
c08fb000 1382http_protocol_deps="network"
cbf29889 1383rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1384rtp_protocol_deps="udp_protocol"
1385tcp_protocol_deps="network"
1386udp_protocol_deps="network"
1387
f7679c54 1388# filters
81124ba0 1389movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1390avfilter_lavf_deps="avformat"
1391
1392# libraries
1393avdevice_deps="avcodec avformat"
1394avformat_deps="avcodec"
f7679c54 1395
912f3148 1396# programs
5a0f7131
MR
1397ffmpeg_deps="avcodec avformat swscale"
1398ffplay_deps="avcodec avformat swscale sdl"
43689902 1399ffplay_select="rdft"
5a0f7131 1400ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1401ffserver_extralibs='$ldl'
a2830dca 1402
c73f65d9 1403doc_deps="texi2html"
912f3148 1404
de6d9b64 1405# default parameters
8a608357 1406
2ba042a7 1407logfile="config.err"
8a608357
MR
1408
1409# installation paths
c9d19248
MR
1410prefix_default="/usr/local"
1411bindir_default='${prefix}/bin'
14a8acf1 1412datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1413incdir_default='${prefix}/include'
1414libdir_default='${prefix}/lib'
1415mandir_default='${prefix}/share/man'
1416shlibdir_default="$libdir_default"
8a608357
MR
1417
1418# toolchain
11e6d03a 1419ar="ar"
13c7df3d 1420cc_default="gcc"
a3d7c197 1421cc_version=\"unknown\"
9da6609f 1422host_cc_default="gcc"
11e6d03a 1423ln_s="ln -sf"
89641463 1424nm_default="nm"
11e6d03a 1425objformat="elf"
be7109c1 1426ranlib="ranlib"
0f3cb305 1427strip="strip"
11e6d03a 1428yasmexe="yasm"
8a608357 1429
8182dc34
MR
1430nm_opts='-g'
1431
8a608357 1432# machine
8d4c00ed 1433arch_default=$(uname -m)
38d0a8aa 1434cpu="generic"
8a608357 1435
8a608357 1436# OS
8d4c00ed
MR
1437target_os_default=$(tolower $(uname -s))
1438host_os=$target_os_default
8a608357 1439
8a608357 1440# configurable options
5a0f7131
MR
1441enable avcodec
1442enable avdevice
1443enable avformat
dc4f5a1c 1444enable avutil
c8a4ae00 1445enable asm
497237c7 1446enable debug
c73f65d9 1447enable doc
aa033b1e 1448enable fastdiv
497237c7
RP
1449enable ffmpeg
1450enable ffplay
1451enable ffserver
497237c7
RP
1452enable mpegaudio_hp
1453enable network
8400d6b8 1454enable optimizations
497237c7 1455enable protocols
530dc538 1456enable static
87a0fb62 1457enable stripping
5a0f7131 1458enable swscale
a9ddb5b1 1459enable swscale_alpha
8a608357 1460
8a608357 1461# build settings
9987769a 1462SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1463FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1464LIBPREF="lib"
1465LIBSUF=".a"
c5f14466
RP
1466FULLNAME='$(NAME)$(BUILDSUF)'
1467LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1468SLIBPREF="lib"
1469SLIBSUF=".so"
c5f14466 1470SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1471SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1472SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1473LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1474
7e6c86e6
MR
1475CC_O='-o $@'
1476
f0125de9 1477host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1478host_libs='-lm'
1479
9b861379 1480target_path='$(CURDIR)'
a7ada2ba 1481
0d7dca36
DB
1482# gcc stupidly only outputs the basename of targets with -MM, but we need the
1483# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1484DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1485DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1486
c597172e 1487# find source path
5e622c40 1488source_path="$(dirname "$0")"
497237c7 1489enable source_path_used
24524f36 1490if test -f configure; then
5e622c40 1491 source_path="$(pwd)"
497237c7 1492 disable source_path_used
c597172e 1493else
5e622c40 1494 source_path="$(cd "$source_path"; pwd)"
c597172e 1495 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1496 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1497 test -e "$source_path/config.h" &&
1498 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1499fi
1500
13cbe2c0 1501for v in "$@"; do
b04251c5
MR
1502 r=${v#*=}
1503 l=${v%"$r"}
1504 r=$(sh_quote "$r")
13cbe2c0
MR
1505 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1506done
c597172e 1507
73ef8980
MR
1508find_things(){
1509 thing=$1
1510 pattern=$2
1511 file=$source_path/$3
932ccf39 1512 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1513}
1514
1515ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1516DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1517HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1518PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1519BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1520MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1521DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1522OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1523INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1524PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1525FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1526
7483e694
DB
1527enable $ARCH_EXT_LIST \
1528 $DECODER_LIST \
1529 $ENCODER_LIST \
5666fd73 1530 $HWACCEL_LIST \
7483e694
DB
1531 $PARSER_LIST \
1532 $BSF_LIST \
1533 $DEMUXER_LIST \
1534 $MUXER_LIST \
f7679c54 1535 $FILTER_LIST \
7483e694
DB
1536 $PROTOCOL_LIST \
1537 $INDEV_LIST \
1538 $OUTDEV_LIST \
c597172e
MR
1539
1540die_unknown(){
1541 echo "Unknown option \"$1\"."
1542 echo "See $0 --help for available options."
1543 exit 1
1544}
1545
794f8e97 1546show_list() {
bf0c4afa
RP
1547 suffix=_$1
1548 shift
2b444ea7 1549 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1550 exit 0
1551}
1552
c597172e 1553for opt do
7483e694
DB
1554 optval="${opt#*=}"
1555 case "$opt" in
0f010b2f 1556 --extra-ldflags=*) add_ldflags $optval
7483e694 1557 ;;
0f010b2f 1558 --extra-libs=*) add_extralibs $optval
7483e694 1559 ;;
8fb1cb58 1560 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1561 ;;
40bcf4c7
BL
1562 --enable-debug=*) debuglevel="$optval"
1563 ;;
7483e694 1564 --enable-*=*|--disable-*=*)
8b93ddc3 1565 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1566 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1567 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1568 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1569 $action $(filter "$name" $list)
7483e694
DB
1570 ;;
1571 --enable-?*|--disable-?*)
5e622c40 1572 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1573 if is_in $option $COMPONENT_LIST; then
fed5d54b 1574 test $action = disable && action=unset
e3773a55
MR
1575 eval $action \$$(toupper ${option%s})_LIST
1576 elif is_in $option $CMDLINE_SELECT; then
1577 $action $option
1578 else
1579 die_unknown $opt
1580 fi
7483e694
DB
1581 ;;
1582 --list-*)
1583 NAME="${opt#--list-}"
1584 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1585 NAME=${NAME%s}
1586 eval show_list $NAME \$$(toupper $NAME)_LIST
1587 ;;
1588 --help|-h) show_help
1589 ;;
1590 *)
884a36a7 1591 optname="${opt%%=*}"
26759c44
MR
1592 optname="${optname#--}"
1593 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1594 if is_in $optname $CMDLINE_SET; then
1595 eval $optname='$optval'
1596 elif is_in $optname $CMDLINE_APPEND; then
1597 append $optname "$optval"
1598 else
1599 die_unknown $opt
1600 fi
7483e694
DB
1601 ;;
1602 esac
c597172e
MR
1603done
1604
bcea99bb
MR
1605disabled logging && logfile=/dev/null
1606
13cbe2c0 1607echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1608set >> $logfile
1609
9da6609f
MR
1610test -n "$cross_prefix" && enable cross_compile
1611
8d4c00ed
MR
1612if enabled cross_compile; then
1613 test -n "$arch" && test -n "$target_os" ||
1614 die "Must specify target arch and OS when cross-compiling"
1615fi
1616
1617set_default arch target_os
1618
adb2b908 1619ar="${cross_prefix}${ar}"
11e6d03a 1620cc_default="${cross_prefix}${cc_default}"
20e0ed95 1621nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1622ranlib="${cross_prefix}${ranlib}"
1623strip="${cross_prefix}${strip}"
1624
c5200f17
MR
1625sysinclude_default="${sysroot}/usr/include"
1626
75800dce 1627set_default cc nm sysinclude
9da6609f
MR
1628enabled cross_compile || host_cc_default=$cc
1629set_default host_cc
13c7df3d 1630
82bb3329
MR
1631exesuf() {
1632 case $1 in
1633 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1634 esac
1635}
1636
1637EXESUF=$(exesuf $target_os)
1638HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1639
e4e69e0b 1640# set temporary file name
a49d42c2 1641: ${TMPDIR:=$TEMPDIR}
c51fafa1 1642: ${TMPDIR:=$TMP}
a49d42c2 1643: ${TMPDIR:=/tmp}
e4e69e0b 1644
54460a83
MR
1645if ! check_cmd type mktemp; then
1646 # simple replacement for missing mktemp
1647 # NOT SAFE FOR GENERAL USE
1648 mktemp(){
1649 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1650 }
1651fi
1652
1653tmpfile(){
1654 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1655 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1656 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1657 append TMPFILES $tmp
1658 eval $1=$tmp
1659}
1660
1661trap 'rm -f -- $TMPFILES' EXIT
1662trap exit HUP INT TERM
1663
1664tmpfile TMPC .c
1665tmpfile TMPE $EXESUF
1666tmpfile TMPH .h
1667tmpfile TMPO .o
1668tmpfile TMPS .S
a482e61b 1669tmpfile TMPV .ver
54460a83
MR
1670tmpfile TMPSH .sh
1671
1672unset -f mktemp
e4e69e0b 1673
993f2d0f
MR
1674# make sure we can execute files in $TMPDIR
1675cat > $TMPSH 2>> $logfile <<EOF
1676#! /bin/sh
1677EOF
1678chmod +x $TMPSH >> $logfile 2>&1
1679if ! $TMPSH >> $logfile 2>&1; then
1680 cat <<EOF
1681Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1682variable to another directory and make sure that it is not mounted noexec.
1683EOF
1684 die "Sanity test failed."
1685fi
993f2d0f 1686
19b4c628
MR
1687filter_cflags=echo
1688filter_cppflags=echo
1689filter_asflags=echo
1690
8f0c157a 1691if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1692 cc_type=gcc
a3d7c197 1693 cc_version=__VERSION__
aef6bd1b
MR
1694 if ! $cc -dumpversion | grep -q '^2\.'; then
1695 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1696 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1697 fi
14ca9cd0
MR
1698 speed_cflags='-O3'
1699 size_cflags='-Os'
629687f6
MR
1700elif $cc --version 2>/dev/null | grep -q Intel; then
1701 cc_type=icc
6e3fa35d 1702 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1703 CC_DEPFLAGS='-MMD'
1704 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1705 speed_cflags='-O3'
1706 size_cflags='-Os'
629687f6
MR
1707elif $cc -v 2>&1 | grep -q xlc; then
1708 cc_type=xlc
6e3fa35d 1709 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1710 speed_cflags='-O5'
1711 size_cflags='-O5 -qcompact'
df442a8d
MR
1712elif $cc -V 2>/dev/null | grep -q Compaq; then
1713 cc_type=ccc
6e3fa35d 1714 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1715 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1716 debuglevel=3
df442a8d 1717 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1718 speed_cflags='-fast'
1719 size_cflags='-O1'
6a0d5493 1720elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1721 test -d "$sysroot" || die "No valid sysroot specified."
1722 cc_type=armcc
6e3fa35d 1723 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1724 armcc_conf="$PWD/armcc.conf"
1725 $cc --arm_linux_configure \
1726 --arm_linux_config_file="$armcc_conf" \
1727 --configure_sysroot="$sysroot" \
1728 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1729 die "Error creating armcc configuration file."
1730 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1731 as_default="${cross_prefix}gcc"
07dec06e
MR
1732 CC_DEPFLAGS='-MMD'
1733 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1734 speed_cflags='-O3'
1735 size_cflags='-Os'
6fec122a
MR
1736elif $cc -version 2>/dev/null | grep -q TMS470; then
1737 cc_type=tms470
6e3fa35d 1738 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1739 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1740 CC_O='-fr=$(@D)'
1741 as_default="${cross_prefix}gcc"
1742 ld_default="${cross_prefix}gcc"
6fec122a
MR
1743 TMPO=$(basename $TMPC .c).o
1744 append TMPFILES $TMPO
1745 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1746 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1747 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1748 speed_cflags='-O3 -mf=5'
1749 size_cflags='-O3 -mf=2'
6fec122a
MR
1750 filter_cflags=tms470_flags
1751 tms470_flags(){
1752 for flag; do
1753 case $flag in
1754 -march=*|-mcpu=*)
1755 case "${flag#*=}" in
1756 armv7-a|cortex-a*) echo -mv=7a8 ;;
1757 armv7-r|cortex-r*) echo -mv=7r4 ;;
1758 armv7-m|cortex-m*) echo -mv=7m3 ;;
1759 armv6*|arm11*) echo -mv=6 ;;
1760 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1761 echo -mv=5e ;;
1762 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1763 esac
1764 ;;
1765 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1766 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1767 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1768 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1769 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1770 -g) echo -g -mn ;;
587d24ff 1771 -pds=*) echo $flag ;;
6fec122a
MR
1772 esac
1773 done
1774 }
06da6943
DC
1775elif $cc -v 2>&1 | grep -q clang; then
1776 cc_type=clang
1777 cc_version=__VERSION__
1778 CC_DEPFLAGS='-MMD'
1779 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1780 speed_cflags='-O3'
1781 size_cflags='-Os'
2a472e9c
MK
1782elif $cc -V 2>&1 | grep -q Sun; then
1783 cc_type=suncc
1784 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1785 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1786 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1787 speed_cflags='-O5'
1788 size_cflags='-O5 -xspace'
03279bbe
MK
1789 filter_cflags=suncc_flags
1790 suncc_flags(){
1791 for flag; do
1792 case $flag in
1793 -march=*|-mcpu=*)
1794 case "${flag#*=}" in
1795 native) echo -xtarget=native ;;
1796 v9) echo -xarch=sparc ;;
1797 ultrasparc) echo -xarch=sparcvis ;;
1798 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1799 i586|pentium) echo -xchip=pentium ;;
1800 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1801 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1802 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1803 pentium4*) echo -xtarget=pentium4 ;;
1804 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1805 *-sse3) echo -xarch=sse3 ;;
1806 core2) echo -xarch=ssse3 -xchip=core2 ;;
1807 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1808 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1809 k8|opteron|athlon64|athlon-fx)
1810 echo -xarch=sse2a ;;
1811 athlon*) echo -xarch=pentium_proa ;;
1812 esac
1813 ;;
1814 -std=c99) echo -xc99 ;;
1815 -fomit-frame-pointer) echo -xregs=frameptr ;;
1816 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1817 -W*,*) echo $flag ;;
1818 -f*-*|-W*) ;;
1819 *) echo $flag ;;
1820 esac
1821 done
1822 }
629687f6
MR
1823fi
1824
1825test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1826
75bafbac 1827: ${as_default:=$cc}
50567afa 1828: ${dep_cc_default:=$cc}
684b28e0 1829: ${ld_default:=$cc}
50567afa 1830set_default as dep_cc ld
75800dce 1831
07dec06e
MR
1832test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1833test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1834
7f32f40c 1835add_cflags $extra_cflags
2f2e6c7c 1836add_asflags $extra_cflags
7f32f40c 1837
154d432c
MR
1838if test -n "$sysroot"; then
1839 case "$cc_type" in
1840 gcc)
467256f2 1841 add_cppflags --sysroot="$sysroot"
154d432c
MR
1842 add_ldflags --sysroot="$sysroot"
1843 ;;
6fec122a
MR
1844 tms470)
1845 add_cppflags -I"$sysinclude"
1846 add_ldflags --sysroot="$sysroot"
1847 ;;
06da6943
DC
1848 clang)
1849 add_cppflags -isysroot="$sysroot"
1850 add_ldflags -isysroot="$sysroot"
1851 ;;
154d432c
MR
1852 esac
1853fi
1854
d22c13a8
MR
1855if test "$cpu" = host; then
1856 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1857
1858 case "$cc_type" in
1859 gcc)
1860 check_native(){
1861 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1862 sed -n "/$1=/{
1863 s/.*$1=\\([^ ]*\\).*/\\1/
1864 p
1865 q
1866 }" $TMPE
d22c13a8
MR
1867 }
1868 cpu=$(check_native -march || check_native -mcpu)
1869 ;;
1870 esac
1871
1872 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1873fi
1874
e939cedd
MR
1875# Deal with common $arch aliases
1876case "$arch" in
1877 arm*)
1878 arch="arm"
1879 ;;
1880 mips|mipsel|IP*)
1881 arch="mips"
1882 ;;
1883 mips64)
1884 arch="mips"
1885 subarch="mips64"
1886 ;;
1887 parisc|hppa)
1888 arch="parisc"
1889 ;;
1890 parisc64|hppa64)
1891 arch="parisc"
1892 subarch="parisc64"
1893 ;;
1894 "Power Macintosh"|ppc|powerpc)
1895 arch="ppc"
1896 ;;
1897 ppc64)
1898 arch="ppc"
1899 subarch="ppc64"
1900 ;;
1901 s390|s390x)
1902 arch="s390"
1903 ;;
1904 sh4|sh)
1905 arch="sh4"
1906 ;;
1907 sun4u|sparc64)
1908 arch="sparc"
1909 subarch="sparc64"
1910 ;;
1911 i[3-6]86|i86pc|BePC|x86_64|amd64)
1912 arch="x86"
1913 ;;
1914esac
1915
1916is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1917enable $arch
e939cedd 1918
df5cdc24 1919# Add processor-specific flags
5d54c126
MR
1920if test "$cpu" = generic; then
1921 : do nothing
1922elif enabled ppc; then
343aef9b 1923
56348891
MR
1924 case $(tolower $cpu) in
1925 601|ppc601|powerpc601)
9dbd5c3d 1926 cpuflags="-mcpu=601"
64ad53ff 1927 disable altivec
9dbd5c3d 1928 ;;
56348891 1929 603*|ppc603*|powerpc603*)
9dbd5c3d 1930 cpuflags="-mcpu=603"
64ad53ff 1931 disable altivec
9dbd5c3d 1932 ;;
56348891 1933 604*|ppc604*|powerpc604*)
9dbd5c3d 1934 cpuflags="-mcpu=604"
64ad53ff 1935 disable altivec
9dbd5c3d 1936 ;;
56348891 1937 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1938 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1939 disable altivec
9dbd5c3d 1940 ;;
56348891 1941 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1942 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1943 ;;
56348891 1944 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1945 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1946 ;;
56348891 1947 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1948 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1949 ;;
56348891 1950 cell)
9dbd5c3d
MR
1951 cpuflags="-mcpu=cell"
1952 enable ldbrx
1953 ;;
7b0b81a1
AL
1954 e500v2)
1955 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1956 disable altivec
1957 ;;
1958 e500)
1959 cpuflags="-mcpu=8540 -mhard-float"
1960 disable altivec
1961 ;;
9dbd5c3d 1962 esac
343aef9b
MR
1963
1964elif enabled x86; then
1965
9dbd5c3d
MR
1966 case $cpu in
1967 i[345]86|pentium)
1968 cpuflags="-march=$cpu"
1969 disable mmx
1970 ;;
1971 # targets that do NOT support conditional mov (cmov)
1972 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1973 cpuflags="-march=$cpu"
1974 disable cmov
1975 ;;
1976 # targets that do support conditional mov (cmov)
1977 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1978 cpuflags="-march=$cpu"
1979 enable cmov
1980 enable fast_cmov
1981 ;;
1982 # targets that do support conditional mov but on which it's slow
1983 pentium4|pentium4m|prescott|nocona)
1984 cpuflags="-march=$cpu"
1985 enable cmov
1986 disable fast_cmov
1987 ;;
1988 esac
343aef9b
MR
1989
1990elif enabled sparc; then
1991
9dbd5c3d
MR
1992 case $cpu in
1993 sparc64)
1994 cpuflags="-mcpu=v9"
1995 ;;
1996 esac
343aef9b
MR
1997
1998elif enabled arm; then
1999
34ba23c9
MR
2000 case $cpu in
2001 armv*)
2002 cpuflags="-march=$cpu"
2003 ;;
2004 *)
2005 cpuflags="-mcpu=$cpu"
2006 ;;
2007 esac
343aef9b
MR
2008
2009elif enabled alpha; then
2010
34ba23c9 2011 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2012
2013elif enabled bfin; then
2014
34ba23c9 2015 cpuflags="-mcpu=$cpu"
343aef9b
MR
2016
2017elif enabled mips; then
2018
34ba23c9 2019 cpuflags="-march=$cpu"
343aef9b
MR
2020
2021elif enabled avr32; then
2022
9dbd5c3d
MR
2023 case $cpu in
2024 ap7[02]0[0-2])
2025 subarch="avr32_ap"
2026 cpuflags="-mpart=$cpu"
2027 ;;
2028 ap)
2029 subarch="avr32_ap"
2030 cpuflags="-march=$cpu"
2031 ;;
2032 uc3[ab]*)
2033 subarch="avr32_uc"
2034 cpuflags="-mcpu=$cpu"
2035 ;;
2036 uc)
2037 subarch="avr32_uc"
2038 cpuflags="-march=$cpu"
2039 ;;
2040 esac
df5cdc24 2041
343aef9b
MR
2042fi
2043
df5cdc24
MR
2044add_cflags $cpuflags
2045add_asflags $cpuflags
2046
993f2d0f
MR
2047# compiler sanity check
2048check_exec <<EOF
2049int main(void){ return 0; }
2050EOF
2051if test "$?" != 0; then
2052 echo "$cc is unable to create an executable file."
2053 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2054 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2055 echo "Only do this if you know what cross compiling means."
2056 fi
2057 die "C compiler test failed."
2058fi
2059
38a9c529 2060add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2061check_cflags -std=c99
50a334e4 2062check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2063#include <stdlib.h>
2064EOF
50a334e4 2065check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2066#include <stdlib.h>
2067EOF
e9b9a2f8 2068
f0125de9
MR
2069check_host_cflags -std=c99
2070
b24dbcbd 2071case "$arch" in
e939cedd 2072 alpha|ia64|mips|parisc|sparc)
8a3c8627 2073 spic=$shared
b24dbcbd 2074 ;;
e939cedd 2075 x86)
cfdb6148 2076 subarch="x86_32"
e939cedd 2077 check_cc <<EOF && subarch="x86_64"
58b3536d 2078 int test[(int)sizeof(char*) - 7];
cfdb6148 2079EOF
de27f4d9 2080 if test "$subarch" = "x86_64"; then
e939cedd 2081 spic=$shared
de27f4d9 2082 fi
b24dbcbd 2083 ;;
b24dbcbd
RP
2084esac
2085
343aef9b 2086enable $subarch
8a3c8627 2087enabled spic && enable pic
5755bc88 2088check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2089
7483e694 2090# OS specific
4f854758 2091case $target_os in
7483e694 2092 beos|haiku|zeta)
c9d19248 2093 prefix_default="$HOME/config"
7483e694 2094 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2095 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2096 case "$gcc_version" in
2097 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2098 disable mmx
2099 ;;
2100 *20010315*) echo "BeBits gcc"
0f010b2f 2101 add_cflags -fno-expensive-optimizations
7483e694
DB
2102 ;;
2103 esac
7483e694
DB
2104 SHFLAGS=-nostart
2105 # enable BeOS things
2106 enable audio_beos
2107 # no need for libm, but the inet stuff
2108 # Check for BONE
2109 # XXX: actually should check for NOT net_server
78fe7631 2110 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2111 network_extralibs="-lbind -lsocket"
2112 else
2113 enable beos_netserver
2114 network_extralibs="-lnet"
2115 fi ;;
2116 sunos)
2117 FFSERVERLDFLAGS=""
9987769a 2118 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2119 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2120 network_extralibs="-lsocket -lnsl"
50a334e4 2121 add_cppflags -D__EXTENSIONS__
8182dc34 2122 nm_opts='-P -g'
7483e694
DB
2123 ;;
2124 netbsd)
07a8eef6
MR
2125 oss_indev_extralibs="-lossaudio"
2126 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2127 ;;
2128 openbsd)
89e053f8 2129 enable malloc_aligned
7c4a001a
MR
2130 # On OpenBSD 4.5. the compiler does not use PIC unless
2131 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2132 # however the generated executable will not do anything
2133 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2134 # Thus explicitly enable PIC here.
cd78208b 2135 enable pic
7483e694 2136 SHFLAGS='-shared'
07a8eef6
MR
2137 oss_indev_extralibs="-lossaudio"
2138 oss_outdev_extralibs="-lossaudio"
7483e694 2139 ;;
90b4f091 2140 freebsd|dragonfly)
89e053f8 2141 enable malloc_aligned
7483e694
DB
2142 ;;
2143 bsd/os)
2144 osextralibs="-lpoll -lgnugetopt"
2145 strip="strip -d"
2146 ;;
2147 darwin)
89e053f8 2148 enable malloc_aligned
0138c54e 2149 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2150 strip="strip -x"
2151 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2152 SLIBSUF=".dylib"
2153 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2154 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2155 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2156 objformat="macho"
1b0f6fb8 2157 enabled x86_64 && objformat="macho64"
8dfa86f7 2158 enabled_any pic shared ||
2704bd1a 2159 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2160 ;;
2161 mingw32*)
9d3f4f50 2162 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2163 disable network
2164 else
2165 target_os=mingw32
2166 fi
dcc01c06 2167 LIBTARGET=i386
1fc9fb8a 2168 if enabled x86_64; then
89e053f8 2169 enable malloc_aligned
dcc01c06 2170 LIBTARGET=x64
336cc1b0
MS
2171 elif enabled arm; then
2172 LIBTARGET=arm
dcc01c06 2173 fi
fbd971a4 2174 shlibdir_default="$bindir_default"
7483e694
DB
2175 disable ffserver
2176 SLIBPREF=""
2177 SLIBSUF=".dll"
7483e694
DB
2178 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2179 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2180 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2181 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2182 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2183 install -d "$(LIBDIR)"; \
2184 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2185 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2186 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2187 objformat="win32"
bc574408 2188 enable dos_paths
1894e741 2189 check_cflags -fno-common
b1549d61 2190 if ! enabled x86_64; then
f7ad5aa2
RP
2191 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2192 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2193 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2194 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2195 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2196 fi
7483e694
DB
2197 ;;
2198 cygwin*)
4f854758 2199 target_os=cygwin
fbd971a4 2200 shlibdir_default="$bindir_default"
7483e694
DB
2201 SLIBPREF="cyg"
2202 SLIBSUF=".dll"
2203 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2204 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2205 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2206 objformat="win32"
bc574408 2207 enable dos_paths
1894e741 2208 check_cflags -fno-common
7483e694 2209 ;;
4f365f37 2210 *-dos|freedos|opendos)
fdf11906 2211 disable ffplay ffserver
4f365f37
MK
2212 disable $INDEV_LIST $OUTDEV_LIST
2213 network_extralibs="-lsocket"
ff1c015d 2214 objformat="coff"
bc574408 2215 enable dos_paths
4f365f37 2216 ;;
7483e694 2217 linux)
7483e694
DB
2218 enable dv1394
2219 ;;
2220 irix*)
4f854758 2221 target_os=irix
7483e694
DB
2222 ranlib="echo ignoring ranlib"
2223 ;;
d22e8442 2224 os/2*)
d22e8442
DY
2225 strip="lxlite"
2226 ln_s="cp -f"
d22e8442 2227 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2228 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2229 FFSERVERLDFLAGS=""
287d3b13 2230 LIBSUF="_s.a"
d22e8442
DY
2231 SLIBPREF=""
2232 SLIBSUF=".dll"
2233 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2234 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2235 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2236 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2237 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2238 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2239 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2240 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2241 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2242 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2243 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2244 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2245 enable dos_paths
d22e8442 2246 ;;
83993c1c
AM
2247 gnu/kfreebsd)
2248 ;;
34e82167 2249 gnu)
34e82167 2250 ;;
614d8911
MR
2251 none)
2252 ;;
7483e694 2253 *)
4f924f9a 2254 die "Unknown OS '$target_os'."
7483e694
DB
2255 ;;
2256esac
2257
c9d19248
MR
2258set_default $PATHS_LIST
2259
c597172e 2260add_extralibs $osextralibs
de6d9b64 2261
28d8e661
DB
2262# Combine FFLDFLAGS and the LDFLAGS environment variable.
2263LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2264
320d060a 2265# we need to build at least one lib type
93b3c083 2266if ! enabled_any static shared; then
320d060a
DB
2267 cat <<EOF
2268At least one library type must be built.
2269Specify --enable-static to build the static libraries or --enable-shared to
2270build the shared libraries as well. To only build the shared libraries specify
2271--disable-static in addition to --enable-shared.
2272EOF
2273 exit 1;
2274fi
2275
abc4e572 2276disabled static && LIBNAME=""
2a320695 2277
a2234ceb
RP
2278if enabled_any libfaad libfaadbin ; then
2279 if check_header faad.h; then
295b8c70 2280 check_cc <<EOF
a2234ceb
RP
2281#include <faad.h>
2282#ifndef FAAD2_VERSION
2283ok faad1
2284#endif
db817cf3 2285int main(void) { return 0; }
a2234ceb
RP
2286EOF
2287 test $? = 0 && enable libfaad2
2288 else
ff3dac65 2289 die "FAAD test failed."
a2234ceb
RP
2290 fi
2291fi
2292
2293
2184c6f7 2294die_license_disabled() {
4c27207c 2295 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2296}
2297
2298die_license_disabled gpl libfaad2
2299die_license_disabled gpl libx264
2300die_license_disabled gpl libxvid
2301die_license_disabled gpl postproc
2302die_license_disabled gpl x11grab
2303
2f7ae63b 2304die_license_disabled nonfree libfaac
b2e3c528 2305
0b175caa
DB
2306die_license_disabled version3 libopencore_amrnb
2307die_license_disabled version3 libopencore_amrwb
2308
9cad0e4e 2309enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2310
9eeed841 2311check_deps $ARCH_EXT_LIST
0f3cb305 2312
40617a6d 2313disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2314
e276d9e8
MR
2315enable_pic() {
2316 enable pic
bce7b696
MR
2317 add_cppflags -DPIC
2318 add_cflags -fPIC
2319 add_asflags -fPIC
e276d9e8
MR
2320}
2321
2322enabled pic && enable_pic
bce7b696 2323
b4d96ba2
MR
2324check_cc <<EOF || die "Symbol mangling check failed."
2325int ff_extern;
2326EOF
8182dc34 2327sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2328extern_prefix=${sym%%ff_extern*}
2329
f65883c8
MR
2330check_cc <<EOF && enable inline_asm
2331void foo(void) { __asm__ volatile ("" ::); }
2332EOF
61d251db 2333
df5e3978
MR
2334_restrict=
2335for restrict_keyword in restrict __restrict__ __restrict; do
2336 check_cc <<EOF && _restrict=$restrict_keyword && break
2337void foo(char * $restrict_keyword p);
2338EOF
2339done
2340
2341check_cc <<EOF && enable attribute_packed
2342struct { int x; } __attribute__((packed)) x;
2343EOF
2344
dffb41b9
MR
2345check_cc <<EOF && enable attribute_may_alias
2346union { int x; } __attribute__((may_alias)) x;
2347EOF
2348
df5e3978
MR
2349check_cc <<EOF || die "endian test failed"
2350unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2351EOF
48fc536a 2352od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2353
e939cedd
MR
2354if enabled alpha; then
2355
2356 check_cflags -mieee
2357
2358elif enabled arm; then
e45391bb 2359
50fa82e6
MR
2360 check_cflags -marm
2361
fa0912fe
MR
2362 check_ld <<EOF && enable vfp_args
2363__asm__ (".eabi_attribute 28, 1");
2364int main(void) { return 0; }
2365EOF
2366
2367 # We have to check if pld is a nop and disable it.
2368 check_asm pld '"pld [r0]"'
2369
2370 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2371 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2372 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2373 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2374 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2375 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2376
e276d9e8
MR
2377 enabled_all armv6t2 shared !pic && enable_pic
2378
e939cedd
MR
2379elif enabled ia64; then
2380
2381 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2382 enabled shared && enable_weak hardcoded_tables
2383
fa0912fe 2384elif enabled mips; then
e45391bb 2385
fa0912fe
MR
2386 check_asm loongson '"dmult.g $1, $2, $3"'
2387 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2388
fa0912fe 2389elif enabled ppc; then
e45391bb 2390
fa0912fe
MR
2391 check_asm dcbzl '"dcbzl 0, 1"'
2392 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2393 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2394
2395 # AltiVec flags: The FSF version of GCC differs from the Apple version
2396 if enabled altivec; then
2397 check_cflags -maltivec -mabi=altivec &&
2398 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2399 check_cflags -faltivec
2400
2401 # check if our compiler supports Motorola AltiVec C API
2402 check_cc <<EOF || disable altivec
2403$inc_altivec_h
2404int main(void) {
2405 vector signed int v1, v2, v3;
2406 v1 = vec_add(v2,v3);
2407 return 0;
2408}
2409EOF
2410
2411 # check if our compiler supports braces for vector declarations
2412 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2413$inc_altivec_h
2414int main (void) { (vector int) {1}; return 0; }
2415EOF
2416 fi
e45391bb 2417
fa0912fe 2418elif enabled sparc; then
e45391bb 2419
fa0912fe
MR
2420 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2421 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2422
fa0912fe 2423elif enabled x86; then
e45391bb 2424
44965991
PI
2425 # check whether EBP is available on x86
2426 # As 'i' is stored on the stack, this program will crash
2427 # if the base pointer is used to access it because the
2428 # base pointer is cleared in the inline assembly code.
7dfef245 2429 check_exec_crash <<EOF && enable ebp_available
44965991 2430 volatile int i=0;
be449fca 2431 __asm__ volatile (
44965991
PI
2432 "xorl %%ebp, %%ebp"
2433 ::: "%ebp");
2434 return i;
44965991
PI
2435EOF
2436
f494213c 2437 # check whether EBX is available on x86
7cee5421
MR
2438 check_asm ebx_available '""::"b"(0)' &&
2439 check_asm ebx_available '"":::"%ebx"'
8e380710 2440
d3a4b4e0
DB
2441 # check whether more than 10 operands are supported
2442 check_cc <<EOF && enable ten_operands
2443int main(void) {
2444 int x=0;
2445 __asm__ volatile(
2446 ""
2447 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2448 );
2449 return 0;
2450}
2451EOF
2452
d7f0920b 2453 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2454 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2455 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2456
2457 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2458
d52481b9 2459 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2460 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2461 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2462 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2463 case "$objformat" in
2464 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2465 esac
7595a5e4 2466 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2467
669b5583
MR
2468 case "$cpu" in
2469 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2470 disable fast_clz
2471 ;;
2472 esac
2473
44965991
PI
2474fi
2475
a98bb16d
RP
2476if check_func dlopen; then
2477 ldl=
2478elif check_func dlopen -ldl; then
2479 ldl=-ldl
8bf5d58f
MN
2480fi
2481
75ecf149
DB
2482# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2483check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2484
7483e694 2485check_func fork
84882df6 2486check_func getaddrinfo $network_extralibs
7483e694
DB
2487check_func gethrtime
2488check_func getrusage
094c09bb 2489check_func inet_aton $network_extralibs
abfc8d05 2490check_func isatty
4ae40685 2491check_func ${malloc_prefix}memalign && enable memalign
7483e694 2492check_func mkstemp
4ae40685 2493check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2494check_func setrlimit
b507ebd1 2495check_func_headers io.h setmode
e4673692 2496check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2497check_func_headers windows.h GetProcessTimes
7c5bfe7a 2498check_func_headers windows.h VirtualAlloc
6ffa87d3 2499
e16e49ac 2500check_header conio.h
a98bb16d 2501check_header dlfcn.h
92c6a099 2502check_header dxva2api.h
a98bb16d 2503check_header malloc.h
bf6ce82d 2504check_header poll.h
b58412f1 2505check_header sys/mman.h
b091aa44 2506check_header sys/resource.h
bf6ce82d 2507check_header sys/select.h
a98bb16d 2508check_header termios.h
272081b0
CEH
2509check_header vdpau/vdpau.h
2510check_header vdpau/vdpau_x11.h
68178ca9 2511check_header X11/extensions/XvMClib.h
a98bb16d 2512
9104cd51
RP
2513check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2514
89e053f8
MR
2515if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2516 enabled_any $need_memalign ; then
1f91cdce 2517 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2518fi
e16e49ac 2519
a4fa192c 2520disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2521disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2522
2523# check for some common methods of building with pthread support
2524# do this before the optional library checks as some of them require pthreads
2525if enabled pthreads; then
9e7fd101
MR
2526 if check_func pthread_create; then
2527 :
2528 elif check_func pthread_create -pthread; then
2529 add_cflags -pthread
afc9aee2 2530 add_extralibs -pthread
9e7fd101
MR
2531 elif check_func pthread_create -pthreads; then
2532 add_cflags -pthreads
afc9aee2 2533 add_extralibs -pthreads
8d94f606
GT
2534 elif check_func pthread_create -lpthreadGC2; then
2535 add_extralibs -lpthreadGC2
9e7fd101
MR
2536 elif ! check_lib pthread.h pthread_create -lpthread; then
2537 die "ERROR: can't find pthreads library"
2538 fi
57bd82d4
MR
2539fi
2540
8eee7025 2541for thread in $THREADS_LIST; do
e5f94c2b 2542 if enabled $thread; then
3ae3b721
RP
2543 test -n "$thread_type" &&
2544 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2545 thread_type="$thread"
e5f94c2b
RP
2546 fi
2547done
2548
fdf88598 2549check_lib math.h sin -lm
ff418735 2550check_lib va/va.h vaInitialize -lva
fdf88598 2551
645d2652
MR
2552check_mathfunc exp2
2553check_mathfunc exp2f
2554check_mathfunc llrint
2555check_mathfunc log2
2556check_mathfunc log2f
2557check_mathfunc lrint
2558check_mathfunc lrintf
2559check_mathfunc round
2560check_mathfunc roundf
2561check_mathfunc truncf
f32adb22 2562
57bd82d4 2563# these are off by default, so fail if requested and not available
a1b3c5a3 2564enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2565enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2566 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2567 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2568enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2569enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2570enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2571enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2572enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2573enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2574enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2575enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2576enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2577 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2578enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2579enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2580enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2581enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2582 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2583 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2584enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2585enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2586
0b4a1821
AS
2587# libdc1394 check
2588if enabled libdc1394; then
2589 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2590 enable libdc1394_2; } ||
2591 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2592 enable libdc1394_1; } ||
2593 die "ERROR: No version of libdc1394 found "
2594fi
2595
6a1a892f 2596SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2597if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2598 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2599 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2600 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2601 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2602 enable sdl &&
2603 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2604fi
57bd82d4 2605
2270b4b2 2606texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2607
73b46a95 2608if enabled network; then
96000432 2609 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2610 check_type netdb.h "struct addrinfo"
b4d68544
MS
2611 check_type netinet/in.h "struct ipv6_mreq"
2612 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2613 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2614 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2615 # Prefer arpa/inet.h over winsock2
2616 if check_header arpa/inet.h ; then
2617 check_func closesocket
2618 elif check_header winsock2.h ; then
f4c13872
MS
2619 check_func_headers winsock2.h closesocket -lws2 && \
2620 network_extralibs="-lws2" || \
2621 { check_func_headers winsock2.h closesocket -lws2_32 && \
2622 network_extralibs="-lws2_32"; }
72be9e73 2623 check_type ws2tcpip.h socklen_t
c0018613 2624 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2625 check_type ws2tcpip.h "struct ipv6_mreq"
2626 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2627 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2628 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2629 else
2630 disable network
73b46a95
RP
2631 fi
2632fi
2633
06e31011
RP
2634check_header linux/videodev.h
2635check_header linux/videodev2.h
1b6e8b73 2636check_header sys/videoio.h
47f38850 2637
27796dc3 2638check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2639
f8aa696f 2640# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2641{ check_header dev/bktr/ioctl_meteor.h &&
2642 check_header dev/bktr/ioctl_bt848.h; } ||
2643{ check_header machine/ioctl_meteor.h &&
2644 check_header machine/ioctl_bt848.h; } ||
2645{ check_header dev/video/meteor/ioctl_meteor.h &&
2646 check_header dev/video/bktr/ioctl_bt848.h; } ||
2647check_header dev/ic/bt8xx.h
f8aa696f 2648
c7682de0
RP
2649check_header sys/soundcard.h
2650check_header soundcard.h
deb29777 2651
b6f3d925 2652enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2653
0e57fe17 2654enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2655
56a059ac 2656enabled x11grab &&
f58f4ce1
GP
2657check_header X11/Xlib.h &&
2658check_header X11/extensions/XShm.h &&
0a045661 2659check_header X11/extensions/Xfixes.h &&
f58f4ce1 2660check_func XOpenDisplay -lX11 &&
781c1aa6
R
2661check_func XShmCreateImage -lX11 -lXext &&
2662check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2663
598ef02b 2664if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2665check_cpp_condition \
2666 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2667 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2668 disable vdpau; }
abf649c7 2669fi
deda2a4a 2670
95e561ec 2671enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2672
2673# add some useful compiler flags if supported
2674check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2675check_cflags -Wall
2676check_cflags -Wno-switch
c07bd6a9
MN
2677check_cflags -Wdisabled-optimization
2678check_cflags -Wpointer-arith
2679check_cflags -Wredundant-decls
cc1fb623 2680check_cflags -Wno-pointer-sign
f4929996 2681check_cflags -Wcast-qual
9aceb3cf 2682check_cflags -Wwrite-strings
652a5bf6 2683check_cflags -Wtype-limits
764551c6 2684check_cflags -Wundef
5af4e0cc 2685enabled extra_warnings && check_cflags -Winline
cf9d24ad 2686
57bd82d4 2687# add some linker flags
5c0e9479 2688check_ldflags -Wl,--warn-common
8351d2ba
DB
2689check_ldflags -Wl,--as-needed
2690check_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 2691check_ldflags -Wl,-Bsymbolic
94a3401e 2692
a482e61b
MR
2693echo "X{};" > $TMPV
2694test_ldflags -Wl,--version-script,$TMPV &&
2695 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2696
bd2216e4 2697if enabled small; then
14ca9cd0 2698 add_cflags $size_cflags
8400d6b8
DB
2699 optimizations="small"
2700elif enabled optimizations; then
14ca9cd0 2701 add_cflags $speed_cflags
cddf3f45 2702fi
11fdbc44 2703check_cflags -fno-math-errno
b2eb2ff0 2704check_cflags -fno-signed-zeros
cddf3f45 2705
629687f6 2706if enabled icc; then
b1598b58
MR
2707 # Just warnings, no remarks
2708 check_cflags -w1
2709 # -wd: Disable following warnings
2710 # 144, 167, 556: -Wno-pointer-sign
2711 # 10006: ignoring unknown option -fno-signed-zeros
2712 # 10156: ignoring option '-W'; no argument required
2713 check_cflags -wd144,167,556,10006,10156
2714 # 11030: Warning unknown option --as-needed
2715 # 10156: ignoring option '-export'; no argument required
2716 check_ldflags -wd10156,11030
2717 # Allow to compile with optimizations
2718 check_ldflags -march=$cpu
be2cf98a
CEH
2719 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2720 enable ebp_available
df442a8d
MR
2721elif enabled ccc; then
2722 # disable some annoying warnings
2723 add_cflags -msg_disable cvtu32to64
2724 add_cflags -msg_disable embedcomment
2725 add_cflags -msg_disable needconstext
2726 add_cflags -msg_disable nomainieee
2727 add_cflags -msg_disable ptrmismatch1
2728 add_cflags -msg_disable unreachcode
973859f5
MR
2729elif enabled gcc; then
2730 check_cflags -fno-tree-vectorize
06da6943
DC
2731elif enabled clang; then
2732 check_cflags -Qunused-arguments
138132be
MR
2733elif enabled armcc; then
2734 # 2523: use of inline assembler is deprecated
2735 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2736elif enabled tms470; then
2737 add_cflags -pds=824 -pds=837
504a64b9
CEH
2738fi
2739
90be59ef 2740if enabled gprof; then
0f010b2f
DB
2741 add_cflags -p
2742 add_ldflags -p
1db54e20
DB
2743fi
2744
7f3c02fc 2745# Find out if the .align argument is a power of two or not.
9377b6ce 2746check_asm asmalign_pot '".align 3"'
4454dc1b 2747
7483e694
DB
2748enabled_any $DECODER_LIST && enable decoders
2749enabled_any $ENCODER_LIST && enable encoders
5666fd73 2750enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2751enabled_any $BSF_LIST && enable bsfs
2752enabled_any $DEMUXER_LIST && enable demuxers
2753enabled_any $MUXER_LIST && enable muxers
f7679c54 2754enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2755enabled_any $INDEV_LIST && enable indevs
2756enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2757enabled_any $PROTOCOL_LIST && enable protocols
2758
2759enabled_any $THREADS_LIST && enable threads
2760
2761check_deps $CONFIG_LIST \
b6bb00b0 2762 $CONFIG_EXTRA \
7483e694
DB
2763 $HAVE_LIST \
2764 $DECODER_LIST \
2765 $ENCODER_LIST \
5666fd73 2766 $HWACCEL_LIST \
7483e694
DB
2767 $PARSER_LIST \
2768 $BSF_LIST \
2769 $DEMUXER_LIST \
2770 $MUXER_LIST \
f7679c54 2771 $FILTER_LIST \
7483e694
DB
2772 $INDEV_LIST \
2773 $OUTDEV_LIST \
2774 $PROTOCOL_LIST \
f70f03f6 2775
c8a4ae00
MR
2776enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2777
3e89171a 2778echo "install prefix $prefix"
f36958f8
DB
2779echo "source path $source_path"
2780echo "C compiler $cc"
bfd5afd8 2781echo ".align is power-of-two $asmalign_pot"
f36958f8 2782echo "ARCH $arch ($cpu)"
ce8871c2
MR
2783if test "$build_suffix" != ""; then
2784 echo "build suffix $build_suffix"
eb94aca9 2785fi
ac63af34
DB
2786if test "$extra_version" != ""; then
2787 echo "version string suffix $extra_version"
2788fi
0db2ce77 2789echo "big-endian ${bigendian-no}"
e90f5b5a 2790echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2791if enabled x86; then
af44e8e4 2792 echo "yasm ${yasm-no}"
0db2ce77 2793 echo "MMX enabled ${mmx-no}"
30e98e62 2794 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2795 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2796 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2797 echo "SSE enabled ${sse-no}"
30e98e62 2798 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2799 echo "CMOV enabled ${cmov-no}"
2800 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2801 echo "EBX available ${ebx_available-no}"
2802 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2803 echo "10 operands supported ${ten_operands-no}"
e41e8342 2804fi
5b6c2cbd 2805if enabled arm; then
0db2ce77
MR
2806 echo "ARMv5TE enabled ${armv5te-no}"
2807 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2808 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2809 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2810 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2811 echo "NEON enabled ${neon-no}"
eba9ae3c 2812fi
5b6c2cbd 2813if enabled mips; then
0db2ce77 2814 echo "MMI enabled ${mmi-no}"
e41e8342 2815fi
5b6c2cbd 2816if enabled ppc; then
0db2ce77 2817 echo "AltiVec enabled ${altivec-no}"
30e98e62 2818 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2819 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2820 echo "performance report ${powerpc_perf-no}"
2821fi
2822if enabled sparc; then
2823 echo "VIS enabled ${vis-no}"
e41e8342 2824fi
0db2ce77
MR
2825echo "gprof enabled ${gprof-no}"
2826echo "debug symbols ${debug-no}"
87a0fb62 2827echo "strip symbols ${stripping-no}"
8400d6b8 2828echo "optimizations ${optimizations-no}"
0db2ce77
MR
2829echo "static ${static-no}"
2830echo "shared ${shared-no}"
4a24ab64 2831echo "postprocessing support ${postproc-no}"
f7679c54 2832echo "new filter support ${avfilter-no}"
81124ba0 2833echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2834echo "network support ${network-no}"
0db2ce77
MR
2835echo "threading support ${thread_type-no}"
2836echo "SDL support ${sdl-no}"
0db2ce77
MR
2837echo "Sun medialib support ${mlib-no}"
2838echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2839echo "libdc1394 support ${libdc1394-no}"
690bfceb 2840echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2841echo "libfaac enabled ${libfaac-no}"
2842echo "libfaad enabled ${libfaad-no}"
7e0871a7 2843echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2844echo "libgsm enabled ${libgsm-no}"
2845echo "libmp3lame enabled ${libmp3lame-no}"
2846echo "libnut enabled ${libnut-no}"
0b175caa
DB
2847echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2848echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2849echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2850echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2851echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2852echo "libtheora enabled ${libtheora-no}"
2853echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2854echo "libx264 enabled ${libx264-no}"
2855echo "libxvid enabled ${libxvid-no}"
0db2ce77 2856echo "zlib enabled ${zlib-no}"
f402916e 2857echo "bzlib enabled ${bzlib-no}"
2c62e737 2858echo
de6d9b64 2859
5666fd73 2860for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2861 echo "Enabled ${type}s:"
f65c9da1 2862 eval list=\$$(toupper $type)_LIST
8138b9db 2863 for part in $list; do
f65c9da1
MR
2864 enabled $part && echo ${part%_*}
2865 done | sort | pr -3 -t
2866 echo
8138b9db
RP
2867done
2868
ba7a7039 2869license="LGPL version 2.1 or later"
ba321adb 2870if enabled nonfree; then
ba7a7039 2871 license="nonfree and unredistributable"
9cad0e4e
DB
2872elif enabled gplv3; then
2873 license="GPL version 3 or later"
2874elif enabled lgplv3; then
2875 license="LGPL version 3 or later"
ba321adb 2876elif enabled gpl; then
ba7a7039 2877 license="GPL version 2 or later"
ba321adb
JK
2878fi
2879
2880echo "License: $license"
ca5323af 2881
cf1392e9
DB
2882echo "Creating config.mak and config.h..."
2883
df642790
MR
2884# build tree in object directory if source path is different from current one
2885if enabled source_path_used; then
2886 DIRS="
2887 doc
2888 libavcodec
2889 libavcodec/$arch
2890 libavdevice
2891 libavfilter
2892 libavformat
2893 libavutil
2894 libavutil/$arch
2895 libpostproc
2896 libswscale
2897 libswscale/$arch
2898 tests
2899 tools
2900 "
2901 FILES="
2902 Makefile
2903 common.mak
2904 subdir.mak
2905 doc/texi2pod.pl
2906 libavcodec/Makefile
2907 libavdevice/Makefile
2908 libavfilter/Makefile
2909 libavformat/Makefile
2910 libavutil/Makefile
2911 libpostproc/Makefile
2912 libswscale/Makefile
2913 "
2914 for dir in $DIRS ; do
2915 mkdir -p $dir
2916 done
2917 for f in $FILES ; do
2918 $ln_s "$source_path/$f" $f
2919 done
2920fi
2921
ad212cc6
MR
2922enabled stripping || strip="echo skipping strip"
2923
173c983b
MR
2924cat > config.mak <<EOF
2925# Automatically generated by configure - do not modify!
2926ifndef FFMPEG_CONFIG_MAK
2927FFMPEG_CONFIG_MAK=1
2928FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2929prefix=$prefix
2930LIBDIR=\$(DESTDIR)$libdir
2931SHLIBDIR=\$(DESTDIR)$shlibdir
2932INCDIR=\$(DESTDIR)$incdir
2933BINDIR=\$(DESTDIR)$bindir
2934DATADIR=\$(DESTDIR)$datadir
2935MANDIR=\$(DESTDIR)$mandir
2936SRC_PATH="$source_path"
2937SRC_PATH_BARE=$source_path
2938BUILD_ROOT="$PWD"
2939ARCH=$arch
2940CC=$cc
2941AS=$as
2942LD=$ld
2943DEPCC=$dep_cc
2944YASM=$yasmexe
2945AR=$ar
2946RANLIB=$ranlib
2947LN_S=$ln_s
2948STRIP=$strip
2949CPPFLAGS=$CPPFLAGS
2950CFLAGS=$CFLAGS
2951ASFLAGS=$ASFLAGS
2952CC_O=$CC_O
2953LDFLAGS=$LDFLAGS
2954FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2955SHFLAGS=$SHFLAGS
2956YASMFLAGS=$YASMFLAGS
2957BUILDSUF=$build_suffix
2958FULLNAME=$FULLNAME
2959LIBPREF=$LIBPREF
2960LIBSUF=$LIBSUF
2961LIBNAME=$LIBNAME
2962SLIBPREF=$SLIBPREF
2963SLIBSUF=$SLIBSUF
2964EXESUF=$EXESUF
2965EXTRA_VERSION=$extra_version
2966DEPFLAGS=$DEPFLAGS
2967CCDEP=$CCDEP
2968ASDEP=$ASDEP
2969CC_DEPFLAGS=$CC_DEPFLAGS
2970AS_DEPFLAGS=$AS_DEPFLAGS
2971HOSTCC=$host_cc
2972HOSTCFLAGS=$host_cflags
2973HOSTEXESUF=$HOSTEXESUF
2974HOSTLDFLAGS=$host_ldflags
2975HOSTLIBS=$host_libs
2976TARGET_EXEC=$target_exec
2977TARGET_PATH=$target_path
2978SDL_LIBS=$sdl_libs
2979SDL_CFLAGS=$sdl_cflags
2980LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2981EXTRALIBS=$extralibs
2982EOF
5a872801 2983
719c8e00
MR
2984get_version(){
2985 name=$1
2986 file=$source_path/$2
147e7692
MR
2987 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2988 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2989 lcname=$(tolower $name)
2990 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2991 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2992}
2993
147e7692
MR
2994get_version LIBSWSCALE libswscale/swscale.h
2995get_version LIBPOSTPROC libpostproc/postprocess.h
2996get_version LIBAVCODEC libavcodec/avcodec.h
2997get_version LIBAVDEVICE libavdevice/avdevice.h
2998get_version LIBAVFORMAT libavformat/avformat.h
2999get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3000get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3001
173c983b
MR
3002enabled shared && cat >> config.mak <<EOF
3003LIBTARGET=${LIBTARGET}
3004SLIBNAME=${SLIBNAME}
3005SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3006SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3007SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3008SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3009SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3010SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
3011EOF
523ef551 3012
173c983b
MR
3013enabled asmalign_pot || align_shift="1 <<"
3014
3015cat > $TMPH <<EOF
3016/* Automatically generated by configure - do not modify! */
3017#ifndef FFMPEG_CONFIG_H
3018#define FFMPEG_CONFIG_H
3019#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3020#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3021#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3022#define CC_TYPE "$cc_type"
3023#define CC_VERSION $cc_version
3024#define restrict $_restrict
3025#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3026#define EXTERN_PREFIX "${extern_prefix}"
3027#define EXTERN_ASM ${extern_prefix}
3028EOF
523ef551 3029
4ae40685
MR
3030test -n "$malloc_prefix" &&
3031 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3032
523ef551
DB
3033if enabled small || disabled optimizations; then
3034 echo "#define av_always_inline" >> $TMPH
3035fi
3036
3d907e22
MR
3037print_config ARCH_ $TMPH config.mak $ARCH_LIST
3038print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3039print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3040 $CONFIG_EXTRA \
7483e694
DB
3041 $DECODER_LIST \
3042 $ENCODER_LIST \
5666fd73 3043 $HWACCEL_LIST \
7483e694
DB
3044 $PARSER_LIST \
3045 $BSF_LIST \
3046 $DEMUXER_LIST \
3047 $MUXER_LIST \
f7679c54 3048 $FILTER_LIST \
7483e694
DB
3049 $PROTOCOL_LIST \
3050 $INDEV_LIST \
3051 $OUTDEV_LIST \
8ac17293 3052
9c05103f 3053echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3054echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3055
b7860763 3056# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3057cp_if_changed $TMPH config.h
3d204385 3058
a3e02a8c
MR
3059cat > $TMPH <<EOF
3060/* Generated by ffconf */
3061#ifndef AVUTIL_AVCONFIG_H
3062#define AVUTIL_AVCONFIG_H
3063EOF
3064
3065print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3066
3067echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3068
3069cp_if_changed $TMPH libavutil/avconfig.h
3070
d0674868 3071# build pkg-config files
def4272a 3072
d0674868
DB
3073pkgconfig_generate(){
3074name=$1
b0dfd108 3075shortname=${name#lib}${build_suffix}
d0674868
DB
3076comment=$2
3077version=$3
3078libs=$4
3079requires=$5
25cd5cb3 3080cat <<EOF > $name/$name.pc
3e89171a 3081prefix=$prefix
a94e666c 3082exec_prefix=\${prefix}
f2b7382c 3083libdir=$libdir
7622778e 3084includedir=$incdir
def4272a 3085
d0674868
DB
3086Name: $name
3087Description: $comment
3088Version: $version
8cd6b388 3089Requires: $(enabled shared || echo $requires)
5dcfe9f8 3090Requires.private: $(enabled shared && echo $requires)
def4272a 3091Conflicts:
8cd6b388 3092Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3093Libs.private: $(enabled shared && echo $libs)
76a448ed 3094Cflags: -I\${includedir}
def4272a 3095EOF
25cd5cb3 3096cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3097prefix=
3098exec_prefix=
46d1ff83 3099libdir=\${pcfiledir}
1d44d365 3100includedir=${source_path}
def4272a 3101
d0674868
DB
3102Name: $name
3103Description: $comment
3104Version: $version
3105Requires: $requires
def4272a 3106Conflicts:
12701f6e 3107Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3108Cflags: -I\${includedir}
3109EOF
d0674868 3110}
def4272a 3111
e426941d 3112pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3113pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3114pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3115pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3116enabled avfilter &&
46983309 3117 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3118enabled postproc &&
e426941d 3119 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3120pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"