Haiku: Disable beosaudio for now, it's broken. We need -lnetwork.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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3# FFmpeg configure script
4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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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
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
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93 --enable-avfilter-lavf video filters dependent on avformat [no]
94 --enable-beosthreads use BeOS threads [no]
95 --enable-os2threads use OS/2 threads [no]
96 --enable-pthreads use pthreads [no]
97 --enable-w32threads use Win32 threads [no]
98 --enable-x11grab enable X11 grabbing [no]
99 --disable-network disable network support [no]
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100 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103 --disable-fastdiv disable table-based division
104 --enable-small optimize for size instead of speed
105 --disable-aandct disable AAN DCT code
7f3f5f46 106 --disable-dct disable DCT code
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107 --disable-fft disable FFT code
108 --disable-golomb disable Golomb code
109 --disable-lpc disable LPC code
110 --disable-mdct disable MDCT code
111 --disable-rdft disable RDFT code
112 --disable-vaapi disable VAAPI code
113 --disable-vdpau disable VDPAU code
92c6a099 114 --disable-dxva2 disable DXVA2 code
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115 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
116 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
117 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 118 --disable-everything disable all components listed below
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119 --disable-encoder=NAME disable encoder NAME
120 --enable-encoder=NAME enable encoder NAME
121 --disable-encoders disable all encoders
122 --disable-decoder=NAME disable decoder NAME
123 --enable-decoder=NAME enable decoder NAME
124 --disable-decoders disable all decoders
125 --disable-hwaccel=NAME disable hwaccel NAME
126 --enable-hwaccel=NAME enable hwaccel NAME
127 --disable-hwaccels disable all hwaccels
128 --disable-muxer=NAME disable muxer NAME
129 --enable-muxer=NAME enable muxer NAME
130 --disable-muxers disable all muxers
131 --disable-demuxer=NAME disable demuxer NAME
132 --enable-demuxer=NAME enable demuxer NAME
133 --disable-demuxers disable all demuxers
134 --enable-parser=NAME enable parser NAME
135 --disable-parser=NAME disable parser NAME
136 --disable-parsers disable all parsers
137 --enable-bsf=NAME enable bitstream filter NAME
138 --disable-bsf=NAME disable bitstream filter NAME
139 --disable-bsfs disable all bitstream filters
140 --enable-protocol=NAME enable protocol NAME
141 --disable-protocol=NAME disable protocol NAME
142 --disable-protocols disable all protocols
143 --disable-indev=NAME disable input device NAME
144 --disable-outdev=NAME disable output device NAME
145 --disable-indevs disable input devices
146 --disable-outdevs disable output devices
147 --disable-devices disable all devices
148 --enable-filter=NAME enable filter NAME
149 --disable-filter=NAME disable filter NAME
150 --disable-filters disable all filters
151 --list-decoders show all available decoders
152 --list-encoders show all available encoders
153 --list-hwaccels show all available hardware accelerators
154 --list-muxers show all available muxers
155 --list-demuxers show all available demuxers
156 --list-parsers show all available parsers
157 --list-protocols show all available protocols
158 --list-bsfs show all available bitstream filters
159 --list-indevs show all available input devices
160 --list-outdevs show all available output devices
161 --list-filters show all available filters
162
163External library support:
164 --enable-avisynth enable reading of AVISynth script files [no]
165 --enable-bzlib enable bzlib [autodetect]
166 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
167 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
168 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
169 and libraw1394 [no]
170 --enable-libdirac enable Dirac support via libdirac [no]
171 --enable-libfaac enable FAAC support via libfaac [no]
172 --enable-libfaad enable FAAD support via libfaad [no]
173 --enable-libfaadbin open libfaad.so.0 at runtime [no]
174 --enable-libgsm enable GSM support via libgsm [no]
175 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
176 --enable-libnut enable NUT (de)muxing via libnut,
177 native (de)muxer exists [no]
178 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 179 --enable-librtmp enable RTMP[E] support via librtmp [no]
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180 --enable-libschroedinger enable Dirac support via libschroedinger [no]
181 --enable-libspeex enable Speex decoding via libspeex [no]
182 --enable-libtheora enable Theora encoding via libtheora [no]
183 --enable-libvorbis enable Vorbis encoding via libvorbis,
184 native implementation exists [no]
8299a7f8 185 --enable-libvpx enable VP8 support via libvpx [no]
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186 --enable-libx264 enable H.264 encoding via x264 [no]
187 --enable-libxvid enable Xvid encoding via xvidcore,
188 native MPEG-4/Xvid encoder exists [no]
189 --enable-mlib enable Sun medialib [no]
190 --enable-zlib enable zlib [autodetect]
191
192Advanced options (experts only):
193 --source-path=PATH path to source code [$source_path]
194 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
195 --enable-cross-compile assume a cross-compiler is used
196 --sysroot=PATH root of cross-build tree
197 --sysinclude=PATH location of cross-build system headers
198 --target-os=OS compiler targets OS [$target_os]
199 --target-exec=CMD command to run executables on target
200 --target-path=DIR path to view of build directory on target
201 --nm=NM use nm tool
121d78d0 202 --ar=AR use archive tool AR [$ar_default]
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203 --as=AS use assembler AS [$as_default]
204 --cc=CC use C compiler CC [$cc_default]
205 --ld=LD use linker LD
206 --host-cc=HOSTCC use host C compiler HOSTCC
207 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
208 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
209 --host-libs=HLIBS use libs HLIBS when linking for host
210 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
211 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
212 --extra-libs=ELIBS add ELIBS [$ELIBS]
213 --extra-version=STRING version string suffix []
214 --build-suffix=SUFFIX library name suffix []
215 --arch=ARCH select architecture [$arch]
216 --cpu=CPU select the minimum required CPU (affects
217 instruction selection, may crash on older CPUs)
218 --enable-powerpc-perf enable performance report on PPC
219 (requires enabling PMC)
c8a4ae00 220 --disable-asm disable all assembler optimizations
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221 --disable-altivec disable AltiVec optimizations
222 --disable-amd3dnow disable 3DNow! optimizations
223 --disable-amd3dnowext disable 3DNow! extended optimizations
224 --disable-mmx disable MMX optimizations
225 --disable-mmx2 disable MMX2 optimizations
226 --disable-sse disable SSE optimizations
227 --disable-ssse3 disable SSSE3 optimizations
228 --disable-armv5te disable armv5te optimizations
229 --disable-armv6 disable armv6 optimizations
230 --disable-armv6t2 disable armv6t2 optimizations
231 --disable-armvfp disable ARM VFP optimizations
232 --disable-iwmmxt disable iwmmxt optimizations
233 --disable-mmi disable MMI optimizations
234 --disable-neon disable neon optimizations
235 --disable-vis disable VIS optimizations
236 --disable-yasm disable use of yasm assembler
237 --enable-pic build position-independent code
4ae40685 238 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 239 --enable-sram allow use of on-chip SRAM
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240
241Developer options (useful when working on FFmpeg itself):
242 --disable-debug disable debugging symbols
243 --enable-debug=LEVEL set the debug level [$debuglevel]
244 --enable-gprof enable profiling with gprof [$gprof]
245 --disable-optimizations disable compiler optimizations
246 --enable-extra-warnings enable more compiler warnings
247 --disable-stripping disable stripping of executables and shared libraries
2fad0977 248 --samples=PATH location of test samples for FATE
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249
250NOTE: Object files are built at the place where configure is launched.
251EOF
60e8bc13 252 exit 0
74c53c2d 253}
cf9d24ad 254
57bd82d4 255log(){
2270b4b2 256 echo "$@" >> $logfile
57bd82d4
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257}
258
720c69da 259log_file(){
c8e9f801 260 log BEGIN $1
2270b4b2 261 pr -n -t $1 >> $logfile
c8e9f801
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262 log END $1
263}
264
2ba042a7 265echolog(){
c8e9f801 266 log "$@"
57bd82d4 267 echo "$@"
2ba042a7
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268}
269
270die(){
271 echolog "$@"
272 cat <<EOF
d326cf7f 273
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274If you think configure made a mistake, make sure you are using the latest
275version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 276ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 277EOF
e155a21a 278 if disabled logging; then
2ba042a7 279 cat <<EOF
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280Rerun configure with logging enabled (do not use --disable-logging), and
281include the log this produces with your report.
2ba042a7
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282EOF
283 else
284cat <<EOF
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285Include the log file "$logfile" produced by configure as this will help
286solving the problem.
2ba042a7
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287EOF
288 fi
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289 exit 1
290}
291
6c6007d6 292# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 293toupper(){
6c6007d6 294 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
295}
296
4a5444db 297tolower(){
6c6007d6 298 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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MR
299}
300
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301c_escape(){
302 echo "$*" | sed 's/["\\]/\\\0/g'
303}
304
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305sh_quote(){
306 v=$(echo "$1" | sed "s/'/'\\\\''/g")
307 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
308 echo "$v"
309}
310
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311filter(){
312 pat=$1
313 shift
314 for v; do
98ef6079 315 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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316 done
317}
318
36e2dea0
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319map(){
320 m=$1
321 shift
e0e335a0 322 for v; do eval $m; done
36e2dea0
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323}
324
a8d04fba
MR
325set_all(){
326 value=$1
327 shift
328 for var in $*; do
329 eval $var=$value
330 done
331}
332
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333set_weak(){
334 value=$1
335 shift
336 for var; do
337 eval : \${$var:=$value}
338 done
339}
340
799c9e9b
MR
341pushvar(){
342 for var in $*; do
343 eval level=\${${var}_level:=0}
344 eval ${var}_${level}="\$$var"
345 eval ${var}_level=$(($level+1))
346 done
347}
348
349popvar(){
350 for var in $*; do
351 eval level=\${${var}_level:-0}
352 test $level = 0 && continue
353 eval level=$(($level-1))
354 eval $var="\${${var}_${level}}"
355 eval ${var}_level=$level
356 eval unset ${var}_${level}
357 done
358}
359
a8d04fba
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360enable(){
361 set_all yes $*
362}
363
364disable(){
365 set_all no $*
366}
367
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368enable_weak(){
369 set_weak yes $*
370}
371
372disable_weak(){
373 set_weak no $*
374}
375
72702705 376enable_safe(){
fd07f803
MR
377 for var; do
378 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
379 done
72702705
MR
380}
381
382disable_safe(){
fd07f803
MR
383 for var; do
384 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
385 done
72702705
MR
386}
387
f9d328da
MR
388do_enable_deep(){
389 for var; do
390 enabled $var && continue
391 eval sel="\$${var}_select"
c510c7b5
MR
392 eval sgs="\$${var}_suggest"
393 pushvar var sgs
f9d328da 394 enable_deep $sel
c510c7b5
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395 popvar sgs
396 enable_deep_weak $sgs
f9d328da
MR
397 popvar var
398 done
399}
400
401enable_deep(){
402 do_enable_deep $*
403 enable $*
404}
405
72a43668
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406enable_deep_weak(){
407 do_enable_deep $*
408 enable_weak $*
409}
410
57bd82d4 411enabled(){
3250003c
MR
412 test "${1#!}" = "$1" && op== || op=!=
413 eval test "x\$${1#!}" $op "xyes"
44161118
MR
414}
415
37970ebf 416disabled(){
3250003c
MR
417 test "${1#!}" = "$1" && op== || op=!=
418 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
419}
420
44161118
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421enabled_all(){
422 for opt; do
423 enabled $opt || return 1
424 done
425}
426
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DB
427disabled_all(){
428 for opt; do
429 disabled $opt || return 1
430 done
431}
432
44161118
MR
433enabled_any(){
434 for opt; do
435 enabled $opt && return 0
436 done
437}
438
85bca2c5
DB
439disabled_any(){
440 for opt; do
441 disabled $opt && return 0
442 done
f7b230a7 443 return 1
85bca2c5
DB
444}
445
c9d19248
MR
446set_default(){
447 for opt; do
88268e94 448 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
449 done
450}
451
4a0d6686
AJ
452is_in(){
453 value=$1
454 shift
455 for var in $*; do
456 [ $var = $value ] && return 0
457 done
458 return 1
459}
460
30fd06be
MR
461check_deps(){
462 for cfg; do
3250003c 463 cfg="${cfg#!}"
799c9e9b
MR
464 enabled ${cfg}_checking && die "Circular dependency for $cfg."
465 disabled ${cfg}_checking && continue
466 enable ${cfg}_checking
467
30fd06be
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468 eval dep_all="\$${cfg}_deps"
469 eval dep_any="\$${cfg}_deps_any"
7ef3425f 470 eval dep_sel="\$${cfg}_select"
c510c7b5 471 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
472 eval dep_ifa="\$${cfg}_if"
473 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 474
3d7453e0
MR
475 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
476 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
477 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 478
3d7453e0
MR
479 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
480 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
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481 enabled_all $dep_all || disable $cfg
482 enabled_any $dep_any || disable $cfg
7ef3425f 483 disabled_any $dep_sel && disable $cfg
799c9e9b 484
4ec45764
RP
485 if enabled $cfg; then
486 eval dep_extralibs="\$${cfg}_extralibs"
487 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 488 enable_deep $dep_sel
c510c7b5 489 enable_deep_weak $dep_sgs
4ec45764
RP
490 fi
491
799c9e9b 492 disable ${cfg}_checking
30fd06be
MR
493 done
494}
495
44161118
MR
496print_config(){
497 pfx=$1
498 header=$2
499 makefile=$3
500 shift 3
501 for cfg; do
5e622c40 502 ucname="$(toupper $cfg)"
44161118 503 if enabled $cfg; then
3d907e22 504 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
505 echo "${pfx}${ucname}=yes" >> $makefile
506 else
b250f9c6 507 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 508 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
MR
509 fi
510 done
57bd82d4
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511}
512
513flags_saved(){
2270b4b2 514 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
515}
516
dcd479c0 517save_flags(){
57bd82d4 518 flags_saved && return
dcd479c0
MR
519 SAVE_CFLAGS="$CFLAGS"
520 SAVE_LDFLAGS="$LDFLAGS"
521 SAVE_extralibs="$extralibs"
522}
523
524restore_flags(){
f5d28d10 525 flags_saved || return
dcd479c0
MR
526 CFLAGS="$SAVE_CFLAGS"
527 LDFLAGS="$SAVE_LDFLAGS"
528 extralibs="$SAVE_extralibs"
529 unset SAVE_CFLAGS
530 unset SAVE_LDFLAGS
531 unset SAVE_extralibs
532}
533
534temp_cflags(){
535 save_flags
536 CFLAGS="$CFLAGS $*"
537}
538
539temp_ldflags(){
540 save_flags
541 LDFLAGS="$LDFLAGS $*"
542}
543
544temp_extralibs(){
545 save_flags
546 extralibs="$extralibs $*"
547}
548
57bd82d4
MR
549append(){
550 var=$1
551 shift
552 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
553 eval "$var=\"\$$var $*\""
554}
555
50a334e4 556add_cppflags(){
caf458dd 557 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
558}
559
57bd82d4 560add_cflags(){
caf458dd 561 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
562}
563
2f2e6c7c 564add_asflags(){
caf458dd 565 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
566}
567
57bd82d4
MR
568add_ldflags(){
569 append LDFLAGS "$@"
570}
571
572add_extralibs(){
573 append extralibs "$@"
574}
575
b0cfb663 576check_cmd(){
b3cb5d51 577 log "$@"
2270b4b2 578 "$@" >> $logfile 2>&1
b0cfb663
MR
579}
580
dcd479c0 581check_cc(){
57bd82d4 582 log check_cc "$@"
2270b4b2 583 cat > $TMPC
720c69da 584 log_file $TMPC
50a334e4 585 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
586}
587
588check_cpp(){
589 log check_cpp "$@"
2270b4b2 590 cat > $TMPC
720c69da 591 log_file $TMPC
9e7f3277 592 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
593}
594
f65883c8
MR
595check_as(){
596 log check_as "$@"
597 cat > $TMPC
598 log_file $TMPC
2f2e6c7c 599 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
600}
601
940f335a
MR
602check_asm(){
603 log check_asm "$@"
604 name="$1"
3784e82e 605 code="$2"
940f335a 606 shift 2
49214f61
MR
607 disable $name
608 check_as "$@" <<EOF && enable $name
3784e82e 609void foo(void){ __asm__ volatile($code); }
940f335a
MR
610EOF
611}
612
304d586d
LM
613check_yasm(){
614 log check_yasm "$@"
615 echo "$1" > $TMPS
616 log_file $TMPS
617 shift 1
618 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
619}
620
dcd479c0 621check_ld(){
57bd82d4 622 log check_ld "$@"
3155a644
MR
623 flags=''
624 libs=''
625 for f; do
626 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
627 done
2a194acd 628 check_cc $($filter_cflags $flags) || return
684b28e0 629 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
630}
631
50a334e4
MR
632check_cppflags(){
633 log check_cppflags "$@"
caf458dd
MR
634 set -- $($filter_cppflags "$@")
635 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
636int x;
637EOF
638}
639
dcd479c0 640check_cflags(){
57bd82d4 641 log check_cflags "$@"
caf458dd
MR
642 set -- $($filter_cflags "$@")
643 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
644int x;
645EOF
646}
647
2ed46eea
MR
648test_ldflags(){
649 log test_ldflags "$@"
650 check_ld "$@" <<EOF
c23a0ac8 651int main(void){ return 0; }
dcd479c0
MR
652EOF
653}
654
2ed46eea
MR
655check_ldflags(){
656 log check_ldflags "$@"
657 test_ldflags "$@" && add_ldflags "$@"
658}
659
dcd479c0 660check_header(){
57bd82d4 661 log check_header "$@"
dcd479c0
MR
662 header=$1
663 shift
b77df637
MR
664 disable_safe $header
665 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
666#include <$header>
667int x;
668EOF
669}
670
671check_func(){
57bd82d4 672 log check_func "$@"
dcd479c0
MR
673 func=$1
674 shift
d8bc5f06
MR
675 disable $func
676 check_ld "$@" <<EOF && enable $func
dcd479c0 677extern int $func();
c23a0ac8 678int main(void){ $func(); }
dcd479c0
MR
679EOF
680}
681
645d2652 682check_mathfunc(){
6b73c0ae 683 log check_mathfunc "$@"
645d2652
MR
684 func=$1
685 shift
686 disable $func
687 check_ld "$@" <<EOF && enable $func
688#include <math.h>
33bd38db
MR
689float foo(float f) { return $func(f); }
690int main(void){ return 0; }
645d2652
MR
691EOF
692}
693
2446d3d6
DB
694check_func_headers(){
695 log check_func_headers "$@"
f8d7b072
MR
696 headers=$1
697 func=$2
698 shift 2
699 disable $func
700 incs=""
701 for hdr in $headers; do
702 incs="$incs
703#include <$hdr>"
704 done
cd0d9a9d 705 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 706$incs
d6773f56 707int main(int argc, char **argv){
2b2c2a81 708 return (long) $func;
f8d7b072
MR
709}
710EOF
711}
712
a5344cf7
SS
713check_cpp_condition(){
714 log check_cpp_condition "$@"
715 header=$1
716 condition=$2
f855b7b9
MR
717 shift 2
718 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
719#include <$header>
720#if !($condition)
721#error "unsatisfied condition: $condition"
722#endif
723EOF
724}
725
57bd82d4
MR
726check_lib(){
727 log check_lib "$@"
728 header="$1"
729 func="$2"
730 shift 2
fcfcde17
MR
731 temp_extralibs "$@"
732 check_header $header && check_func $func && add_extralibs "$@"
733 err=$?
734 restore_flags
735 return $err
57bd82d4
MR
736}
737
f8d7b072
MR
738check_lib2(){
739 log check_lib2 "$@"
740 headers="$1"
741 func="$2"
742 shift 2
300cde27 743 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
744}
745
dcd479c0 746check_exec(){
2270b4b2 747 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
748}
749
7dfef245 750check_exec_crash(){
5e622c40 751 code=$(cat)
7dfef245
MR
752
753 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
754 # are safe but may not be available everywhere. Thus we use
755 # raise(SIGTERM) instead. The check is run in a subshell so we
756 # can redirect the "Terminated" message from the shell. SIGBUS
757 # is not defined by standard C so it is used conditionally.
758
2270b4b2 759 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
760#include <signal.h>
761static void sighandler(int sig){
762 raise(SIGTERM);
763}
e5af4a11 764int main(void){
7dfef245
MR
765 signal(SIGILL, sighandler);
766 signal(SIGFPE, sighandler);
767 signal(SIGSEGV, sighandler);
768#ifdef SIGBUS
769 signal(SIGBUS, sighandler);
770#endif
771 { $code }
772}
773EOF
774}
775
72be9e73
DY
776check_type(){
777 log check_type "$@"
778 headers=$1
779 type=$2
780 shift 2
ae550ce9 781 disable_safe "$type"
72be9e73
DY
782 incs=""
783 for hdr in $headers; do
784 incs="$incs
785#include <$hdr>"
786 done
ae550ce9 787 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
788$incs
789$type v;
790EOF
791}
792
14d36751
MR
793check_struct(){
794 log check_type "$@"
795 headers=$1
796 struct=$2
797 member=$3
798 shift 3
799 disable_safe "${struct}_${member}"
800 incs=""
801 for hdr in $headers; do
802 incs="$incs
803#include <$hdr>"
804 done
805 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
806$incs
807const void *p = &(($struct *)0)->$member;
808EOF
809}
810
57bd82d4
MR
811require(){
812 name="$1"
813 header="$2"
814 func="$3"
815 shift 3
816 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
817}
818
f8d7b072
MR
819require2(){
820 name="$1"
821 headers="$2"
822 func="$3"
823 shift 3
824 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
825}
826
eea50282
MR
827check_foo_config(){
828 cfg=$1
829 pkg=$2
830 header=$3
831 func=$4
832 shift 4
833 disable $cfg
834 check_cmd ${pkg}-config --version
835 err=$?
836 if test "$err" = 0; then
5e622c40
DB
837 temp_cflags $(${pkg}-config --cflags)
838 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
839 check_lib "$@" $header $func && enable $cfg
840 fi
841 return $err
842}
843
f0125de9
MR
844check_host_cc(){
845 log check_host_cc "$@"
846 cat > $TMPC
847 log_file $TMPC
848 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
849}
850
851check_host_cflags(){
852 log check_host_cflags "$@"
853 check_host_cc "$@" <<EOF && append host_cflags "$@"
854int x;
855EOF
856}
857
c505dd31
MR
858apply(){
859 file=$1
860 shift
861 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
862}
863
c34681df
MR
864cp_if_changed(){
865 cmp -s "$1" "$2" &&
866 echo "$2 is unchanged" ||
867 cp -f "$1" "$2"
868}
869
dcd61286
DB
870# CONFIG_LIST contains configurable options, while HAVE_LIST is for
871# system-dependent things.
872
4a0d6686
AJ
873COMPONENT_LIST="
874 bsfs
875 decoders
876 demuxers
877 encoders
3cde40aa 878 filters
5666fd73 879 hwaccels
c552605c 880 indevs
4a0d6686 881 muxers
c552605c 882 outdevs
4a0d6686
AJ
883 parsers
884 protocols
885"
886
887CONFIG_LIST="
888 $COMPONENT_LIST
e8ed9b7a 889 aandct
5a0f7131
MR
890 avcodec
891 avdevice
f7679c54
VS
892 avfilter
893 avfilter_lavf
5a0f7131 894 avformat
c88f5d72 895 avisynth
f402916e 896 bzlib
7f3f5f46 897 dct
c73f65d9 898 doc
05aec7bb 899 dwt
92c6a099 900 dxva2
27a9466b 901 fastdiv
c88f5d72
MR
902 ffmpeg
903 ffplay
336ce917 904 ffprobe
c88f5d72 905 ffserver
1848f7d9 906 fft
4f034993 907 golomb
c88f5d72 908 gpl
ecfc4f44 909 gprof
d8d0d0b2 910 gray
4693b031 911 h264dsp
3abe5fbd 912 hardcoded_tables
f7b8bffe 913 libdc1394
690bfceb 914 libdirac
2eed5a46
DB
915 libfaac
916 libfaad
917 libfaadbin
c88f5d72 918 libgsm
6ebe07fb 919 libmp3lame
c88f5d72 920 libnut
0b175caa
DB
921 libopencore_amrnb
922 libopencore_amrwb
9a77d59a 923 libopenjpeg
0f943ce6 924 librtmp
f7cd9eed 925 libschroedinger
ae14f311 926 libspeex
150d2772 927 libtheora
c88f5d72 928 libvorbis
8299a7f8 929 libvpx
1cc60c47
DB
930 libx264
931 libxvid
f4d608e3 932 lpc
b781cc12 933 lsp
47a158cb 934 mdct
c88f5d72 935 memalign_hack
a8150374 936 mlib
c88f5d72
MR
937 mpegaudio_hp
938 network
3fe142e2 939 nonfree
8a3c8627 940 pic
4a24ab64 941 postproc
2b4c3615 942 powerpc_perf
68602540 943 rdft
e90f5b5a 944 runtime_cpudetect
2e35e684 945 shared
bd2216e4 946 small
6b35d421 947 sram
2e35e684 948 static
5a0f7131 949 swscale
a9ddb5b1 950 swscale_alpha
17492d5e
DB
951 vaapi
952 vdpau
9cad0e4e 953 version3
56a059ac 954 x11grab
c88f5d72 955 zlib
4a0d6686 956"
c88f5d72 957
8eee7025
DB
958THREADS_LIST='
959 beosthreads
d22e8442 960 os2threads
8eee7025
DB
961 pthreads
962 w32threads
963'
964
3f5b56e5
MR
965ARCH_LIST='
966 alpha
a2fc0f6a 967 arm
fdcd782d
MR
968 avr32
969 avr32_ap
970 avr32_uc
3f5b56e5
MR
971 bfin
972 ia64
973 m68k
974 mips
bae3abb0 975 mips64
3f5b56e5 976 parisc
79cb09b2 977 ppc
34d11b87 978 ppc64
3f5b56e5
MR
979 s390
980 sh4
981 sparc
982 sparc64
0844bae1 983 tomi
3f5b56e5
MR
984 x86
985 x86_32
986 x86_64
987'
988
989ARCH_EXT_LIST='
1ac9331a 990 altivec
3bf96eec 991 amd3dnow
a1ef9f08 992 amd3dnowext
1ac9331a 993 armv5te
edab3048 994 armv6
ab5cb084 995 armv6t2
f55b299a 996 armvfp
3f5b56e5
MR
997 iwmmxt
998 mmi
999 mmx
d7f0920b 1000 mmx2
6b18d278 1001 neon
799fde37 1002 ppc4xx
1bb04d5a 1003 sse
9eeed841 1004 ssse3
bd9d34a0 1005 vis
3f5b56e5
MR
1006'
1007
a3e02a8c
MR
1008HAVE_LIST_PUB='
1009 bigendian
1010'
1011
3f5b56e5
MR
1012HAVE_LIST="
1013 $ARCH_EXT_LIST
a3e02a8c 1014 $HAVE_LIST_PUB
3f5b56e5 1015 $THREADS_LIST
35fd8122 1016 alsa_asoundlib_h
3f5b56e5 1017 altivec_h
c9fdab0d 1018 arpa_inet_h
dffb41b9 1019 attribute_may_alias
e7ea5e3d 1020 attribute_packed
6bd859d6 1021 bswap
ecf97f22 1022 closesocket
1ac9331a 1023 cmov
e16e49ac 1024 conio_h
c88f5d72 1025 dcbzl
f8aa696f
DB
1026 dev_bktr_ioctl_bt848_h
1027 dev_bktr_ioctl_meteor_h
1028 dev_ic_bt8xx_h
1029 dev_video_meteor_ioctl_meteor_h
1030 dev_video_bktr_ioctl_bt848_h
18b67ae5 1031 dlfcn_h
c88f5d72 1032 dlopen
bc574408 1033 dos_paths
245626d0
DB
1034 ebp_available
1035 ebx_available
6b7c7703
VS
1036 exp2
1037 exp2f
c2a29455 1038 fast_64bit
669b5583 1039 fast_clz
7073e9fc 1040 fast_cmov
7b829d2a 1041 fast_unaligned
9d99cc5a 1042 fork
84882df6 1043 getaddrinfo
da9e86f8 1044 gethrtime
fc5607f8 1045 GetProcessMemoryInfo
4e68cb8a 1046 GetProcessTimes
66be5b45 1047 getrusage
fc5607f8 1048 struct_rusage_ru_maxrss
2e1913b1 1049 inet_aton
61d251db 1050 inline_asm
abfc8d05 1051 isatty
9f5ff83f 1052 ldbrx
0b4a1821
AS
1053 libdc1394_1
1054 libdc1394_2
a33cab3a 1055 llrint
07876e25 1056 llrintf
d96cd429
MR
1057 local_aligned_16
1058 local_aligned_8
291fd18a 1059 log2
6b7c7703 1060 log2f
85dd97ad 1061 loongson
a33cab3a 1062 lrint
c88f5d72 1063 lrintf
e4673692 1064 lzo1x_999_compress
f8aa696f
DB
1065 machine_ioctl_bt848_h
1066 machine_ioctl_meteor_h
c88f5d72
MR
1067 malloc_h
1068 memalign
6ffa87d3 1069 mkstemp
b4e806b2 1070 pld
1f91cdce 1071 posix_memalign
a33cab3a
MK
1072 round
1073 roundf
c88f5d72
MR
1074 sdl
1075 sdl_video_size
b507ebd1 1076 setmode
72be9e73 1077 socklen_t
deb29777 1078 soundcard_h
f8cda19e 1079 poll_h
0104b608 1080 setrlimit
87958234 1081 strerror_r
c0018613 1082 struct_addrinfo
b4d68544
MS
1083 struct_ipv6_mreq
1084 struct_sockaddr_in6
3b2372bf 1085 struct_sockaddr_sa_len
33a4dbdd 1086 struct_sockaddr_storage
b58412f1 1087 sys_mman_h
b091aa44 1088 sys_resource_h
81644c2e 1089 sys_select_h
deb29777 1090 sys_soundcard_h
1b6e8b73 1091 sys_videoio_h
d3a4b4e0 1092 ten_operands
e16e49ac 1093 termios_h
b265431e 1094 threads
7b04b8a0 1095 truncf
ce742de2 1096 vfp_args
7c5bfe7a 1097 VirtualAlloc
6ff3f3e7 1098 winsock2_h
cc078b5d 1099 xform_asm
304d586d 1100 yasm
0cb78cef 1101"
44161118 1102
b6bb00b0
MR
1103# options emitted with CONFIG_ prefix but not available on command line
1104CONFIG_EXTRA="
dc4f5a1c 1105 avutil
9cad0e4e
DB
1106 gplv3
1107 lgplv3
b6bb00b0
MR
1108"
1109
520cc7f1 1110CMDLINE_SELECT="
3f5b56e5 1111 $ARCH_EXT_LIST
520cc7f1 1112 $CONFIG_LIST
8eee7025 1113 $THREADS_LIST
c8a4ae00 1114 asm
db6107b6 1115 cross_compile
520cc7f1
MR
1116 debug
1117 extra_warnings
8c6afa4d 1118 logging
d2bbb2f7 1119 optimizations
87a0fb62 1120 stripping
7595a5e4 1121 yasm
520cc7f1 1122"
426be5dc
DB
1123
1124PATHS_LIST='
d156bede 1125 bindir
14a8acf1 1126 datadir
26759c44
MR
1127 incdir
1128 libdir
26759c44
MR
1129 mandir
1130 prefix
1131 shlibdir
426be5dc
DB
1132'
1133
1134CMDLINE_SET="
1135 $PATHS_LIST
121d78d0 1136 ar
426be5dc 1137 arch
313c46a6 1138 as
426be5dc
DB
1139 build_suffix
1140 cc
1141 cpu
1142 cross_prefix
50567afa 1143 dep_cc
ac63af34 1144 extra_version
9da6609f
MR
1145 host_cc
1146 host_cflags
1147 host_ldflags
1148 host_libs
82bb3329 1149 host_os
684b28e0 1150 ld
426be5dc 1151 logfile
4ae40685 1152 malloc_prefix
89641463 1153 nm
2fad0977 1154 samples
26759c44 1155 source_path
4f837398 1156 strip
c5200f17
MR
1157 sysinclude
1158 sysroot
a7ada2ba 1159 target_exec
26759c44 1160 target_os
a7ada2ba 1161 target_path
426be5dc 1162"
520cc7f1 1163
89f2932b
MR
1164CMDLINE_APPEND="
1165 extra_cflags
1166"
1167
912f3148
DB
1168# code dependency declarations
1169
9eeed841 1170# architecture extensions
808fa33c 1171
a2fc0f6a
MR
1172armv5te_deps="arm"
1173armv6_deps="arm"
ab5cb084 1174armv6t2_deps="arm"
a2fc0f6a
MR
1175armvfp_deps="arm"
1176iwmmxt_deps="arm"
808fa33c
MR
1177neon_deps="arm"
1178
e241ba14 1179mmi_deps="mips"
808fa33c
MR
1180
1181altivec_deps="ppc"
1182ppc4xx_deps="ppc"
1183
1184vis_deps="sparc"
1185
7f8c3d1f 1186x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1187amd3dnow_deps="mmx"
1188amd3dnowext_deps="amd3dnow"
9eeed841 1189mmx_deps="x86"
75aa95a6 1190mmx2_deps="mmx"
75aa95a6
DB
1191sse_deps="mmx"
1192ssse3_deps="sse"
9eeed841 1193
e939cedd 1194fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1195fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1196fast_unaligned_if_any="armv6 ppc x86"
669b5583 1197
89e053f8 1198need_memalign="altivec neon sse"
6fec122a 1199inline_asm_deps="!tms470"
89e053f8 1200
26fbcc85
MR
1201# subsystems
1202mdct_select="fft"
1203rdft_select="fft"
1204
5666fd73 1205# decoders / encoders / hardware accelerators
49351479 1206aac_decoder_select="mdct rdft aac_parser"
26fbcc85
MR
1207aac_encoder_select="mdct"
1208ac3_decoder_select="mdct ac3_parser"
f4d608e3 1209alac_encoder_select="lpc"
b781cc12 1210amrnb_decoder_select="lsp"
084cbbaa 1211atrac1_decoder_select="mdct"
26fbcc85
MR
1212atrac3_decoder_select="mdct"
1213binkaudio_dct_decoder_select="mdct rdft dct"
1214binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1215cavs_decoder_select="golomb"
26fbcc85 1216cook_decoder_select="mdct"
2eef7c62 1217cscd_decoder_suggest="zlib"
26fbcc85 1218dca_decoder_select="mdct"
e8ed9b7a 1219dnxhd_encoder_select="aandct"
2eef7c62 1220dxa_decoder_select="zlib"
baf91bb9 1221eac3_decoder_select="ac3_decoder"
84c04e25 1222eamad_decoder_select="aandct"
e8ed9b7a 1223eatgq_decoder_select="aandct"
d52b39c7 1224eatqi_decoder_select="aandct"
4f034993
MR
1225ffv1_decoder_select="golomb"
1226flac_decoder_select="golomb"
f4d608e3 1227flac_encoder_select="golomb lpc"
2eef7c62
AJ
1228flashsv_decoder_select="zlib"
1229flashsv_encoder_select="zlib"
4414137e 1230flv_decoder_select="h263_decoder"
4d4b4bd1 1231flv_encoder_select="h263_encoder"
e8ed9b7a 1232h261_encoder_select="aandct"
7f647ae0 1233h263_decoder_select="h263_parser"
e8ed9b7a 1234h263_encoder_select="aandct"
95a61cfc 1235h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1236h263i_decoder_select="h263_decoder"
fe629c2d 1237h263p_encoder_select="h263_encoder"
4693b031 1238h264_decoder_select="golomb h264dsp"
92c6a099
LA
1239h264_dxva2_hwaccel_deps="dxva2api_h"
1240h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1241h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1242h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1243imc_decoder_select="fft mdct"
4f034993
MR
1244jpegls_decoder_select="golomb"
1245jpegls_encoder_select="golomb"
e8ed9b7a 1246ljpeg_encoder_select="aandct"
4f034993 1247loco_decoder_select="golomb"
e8ed9b7a 1248mjpeg_encoder_select="aandct"
2cca233b 1249mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1250mpeg1video_encoder_select="aandct"
1251mpeg2video_encoder_select="aandct"
4414137e 1252mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1253mpeg4_encoder_select="h263_encoder"
95a61cfc 1254mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1255mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
95a61cfc 1256mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1257mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1258mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1259mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1260mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1261msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1262msmpeg4v1_encoder_select="h263_encoder"
4414137e 1263msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1264msmpeg4v2_encoder_select="h263_encoder"
4414137e 1265msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1266msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1267nellymoser_decoder_select="mdct"
1268nellymoser_encoder_select="mdct"
2eef7c62
AJ
1269png_decoder_select="zlib"
1270png_encoder_select="zlib"
b781cc12 1271qcelp_decoder_select="lsp"
26fbcc85 1272qdm2_decoder_select="mdct rdft"
a8beb22f 1273rv10_decoder_select="h263_decoder"
b2bf38b4 1274rv10_encoder_select="h263_encoder"
a8beb22f 1275rv20_decoder_select="h263_decoder"
b2bf38b4 1276rv20_encoder_select="h263_encoder"
4693b031
MR
1277rv30_decoder_select="golomb h264dsp"
1278rv40_decoder_select="golomb h264dsp"
4f034993 1279shorten_decoder_select="golomb"
b781cc12 1280sipr_decoder_select="lsp"
05aec7bb
MR
1281snow_decoder_select="dwt"
1282snow_encoder_select="aandct dwt"
4f034993
MR
1283sonic_decoder_select="golomb"
1284sonic_encoder_select="golomb"
1285sonic_ls_encoder_select="golomb"
19ecfb8a 1286svq1_encoder_select="aandct"
4693b031 1287svq3_decoder_select="golomb h264dsp"
bee2eac5 1288svq3_decoder_suggest="zlib"
4eef77c1 1289theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1290tiff_decoder_suggest="zlib"
1291tiff_encoder_suggest="zlib"
aec09a00 1292truehd_decoder_select="mlp_decoder"
2eef7c62 1293tscc_decoder_select="zlib"
b781cc12 1294twinvq_decoder_select="mdct lsp"
f95bfab0 1295vc1_decoder_select="h263_decoder"
9104cd51 1296vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1297vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1298vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1299vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1300vorbis_decoder_select="mdct"
1301vorbis_encoder_select="mdct"
e82dc4c9
DB
1302vp6a_decoder_select="vp6_decoder"
1303vp6f_decoder_select="vp6_decoder"
084cbbaa 1304wmapro_decoder_select="mdct"
26fbcc85
MR
1305wmav1_decoder_select="mdct"
1306wmav1_encoder_select="mdct"
1307wmav2_decoder_select="mdct"
1308wmav2_encoder_select="mdct"
005ad8a0 1309wmavoice_decoder_select="lsp rdft dct"
f95bfab0 1310wmv1_decoder_select="h263_decoder"
665507aa 1311wmv1_encoder_select="h263_encoder"
f95bfab0 1312wmv2_decoder_select="h263_decoder"
1746e2a9 1313wmv2_encoder_select="h263_encoder"
015f8ee0 1314wmv3_decoder_select="vc1_decoder"
f0f86627 1315wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1316wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1317wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1318zlib_decoder_select="zlib"
1319zlib_encoder_select="zlib"
1320zmbv_decoder_select="zlib"
1321zmbv_encoder_select="zlib"
30fd06be 1322
0afab17e 1323vaapi_deps="va_va_h"
c89c96e9
MR
1324vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1325
28b80940 1326# parsers
4693b031 1327h264_parser_select="golomb h264dsp"
28b80940 1328
f1e94694
DB
1329# bitstream_filters
1330aac_adtstoasc_bsf_select="aac_parser"
1331
912f3148 1332# external libraries
1b71f045 1333libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1334libdirac_encoder_deps="libdirac"
c9171a83 1335libfaac_encoder_deps="libfaac"
69ddbd1d 1336libfaad_decoder_deps="libfaad"
405213b7 1337libfaadbin_extralibs='$ldl'
299c77d5
MR
1338libgsm_decoder_deps="libgsm"
1339libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1340libgsm_ms_decoder_deps="libgsm"
1341libgsm_ms_encoder_deps="libgsm"
1cc60c47 1342libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1343libopencore_amrnb_decoder_deps="libopencore_amrnb"
1344libopencore_amrnb_encoder_deps="libopencore_amrnb"
1345libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1346libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1347libschroedinger_decoder_deps="libschroedinger"
1348libschroedinger_encoder_deps="libschroedinger"
ae14f311 1349libspeex_decoder_deps="libspeex"
150d2772 1350libtheora_encoder_deps="libtheora"
b0caf888 1351libvorbis_encoder_deps="libvorbis"
8299a7f8 1352libvpx_decoder_deps="libvpx"
ee0e9146 1353libvpx_encoder_deps="libvpx"
1cc60c47
DB
1354libx264_encoder_deps="libx264"
1355libxvid_encoder_deps="libxvid"
30fd06be 1356
912f3148 1357# demuxers / muxers
03a76ba9 1358ac3_demuxer_deps="ac3_parser"
647c2356 1359asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1360avisynth_demuxer_deps="avisynth"
1361dirac_demuxer_deps="dirac_parser"
5b423887 1362eac3_demuxer_select="ac3_parser"
647c2356 1363ipod_muxer_select="mov_muxer"
4e622dea
SS
1364libnut_demuxer_deps="libnut"
1365libnut_muxer_deps="libnut"
647c2356 1366matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1367matroska_demuxer_suggest="zlib bzlib"
1368mov_demuxer_suggest="zlib"
1369mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1370mp4_muxer_select="mov_muxer"
1371mpegtsraw_demuxer_select="mpegts_demuxer"
1372mxf_d10_muxer_select="mxf_muxer"
24ca518b 1373ogg_demuxer_select="golomb"
647c2356 1374psp_muxer_select="mov_muxer"
4e622dea 1375rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1376rtsp_muxer_deps="sdp_demuxer"
1377rtsp_muxer_select="rtp_muxer"
4e622dea 1378sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
0298cc04 1379sdp_demuxer_select="asf_demuxer rm_demuxer"
f1e94694 1380spdif_muxer_select="aac_parser"
647c2356
DB
1381tg2_muxer_select="mov_muxer"
1382tgp_muxer_select="mov_muxer"
6bdaa5f4 1383w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1384
1385# indevs / outdevs
38e54a75
SS
1386alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1387alsa_indev_extralibs="-lasound"
1388alsa_outdev_deps="alsa_asoundlib_h"
1389alsa_outdev_extralibs="-lasound"
1390audio_beos_indev_deps="audio_beos"
1391audio_beos_indev_extralibs="-lmedia -lbe"
1392audio_beos_outdev_deps="audio_beos"
1393audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1394bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1395dv1394_indev_deps="dv1394 dv_demuxer"
1396jack_indev_deps="jack_jack_h"
1397jack_indev_extralibs="-ljack"
1398libdc1394_indev_deps="libdc1394"
38e54a75
SS
1399oss_indev_deps_any="soundcard_h sys_soundcard_h"
1400oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1401v4l_indev_deps="linux_videodev_h"
1402v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1403vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1404vfwcap_indev_extralibs="-lavicap32"
38e54a75 1405x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1406x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1407
912f3148 1408# protocols
3fff6382 1409gopher_protocol_deps="network"
c08fb000 1410http_protocol_deps="network"
279a0c97 1411http_protocol_select="tcp_protocol"
b4cf3f6c 1412mmst_protocol_deps="network"
deeb7012
MS
1413rtmp_protocol_select="tcp_protocol"
1414rtp_protocol_select="udp_protocol"
c08fb000
AB
1415tcp_protocol_deps="network"
1416udp_protocol_deps="network"
1417
f7679c54 1418# filters
81124ba0 1419movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1420avfilter_lavf_deps="avformat"
1421
1422# libraries
1423avdevice_deps="avcodec avformat"
1424avformat_deps="avcodec"
f7679c54 1425
912f3148 1426# programs
5a0f7131 1427ffmpeg_deps="avcodec avformat swscale"
21ae6790 1428ffmpeg_select="buffer_filter"
5a0f7131 1429ffplay_deps="avcodec avformat swscale sdl"
43689902 1430ffplay_select="rdft"
336ce917 1431ffprobe_deps="avcodec avformat"
5a0f7131 1432ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1433ffserver_extralibs='$ldl'
a2830dca 1434
c73f65d9 1435doc_deps="texi2html"
912f3148 1436
de6d9b64 1437# default parameters
8a608357 1438
2ba042a7 1439logfile="config.err"
8a608357
MR
1440
1441# installation paths
c9d19248
MR
1442prefix_default="/usr/local"
1443bindir_default='${prefix}/bin'
14a8acf1 1444datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1445incdir_default='${prefix}/include'
1446libdir_default='${prefix}/lib'
1447mandir_default='${prefix}/share/man'
1448shlibdir_default="$libdir_default"
8a608357
MR
1449
1450# toolchain
121d78d0 1451ar_default="ar"
13c7df3d 1452cc_default="gcc"
a3d7c197 1453cc_version=\"unknown\"
9da6609f 1454host_cc_default="gcc"
11e6d03a 1455ln_s="ln -sf"
89641463 1456nm_default="nm"
11e6d03a 1457objformat="elf"
be7109c1 1458ranlib="ranlib"
4f837398 1459strip_default="strip"
11e6d03a 1460yasmexe="yasm"
8a608357 1461
8182dc34
MR
1462nm_opts='-g'
1463
8a608357 1464# machine
8d4c00ed 1465arch_default=$(uname -m)
38d0a8aa 1466cpu="generic"
8a608357 1467
8a608357 1468# OS
8d4c00ed
MR
1469target_os_default=$(tolower $(uname -s))
1470host_os=$target_os_default
8a608357 1471
8a608357 1472# configurable options
5a0f7131
MR
1473enable avcodec
1474enable avdevice
cccc039f 1475enable avfilter
5a0f7131 1476enable avformat
dc4f5a1c 1477enable avutil
c8a4ae00 1478enable asm
497237c7 1479enable debug
c73f65d9 1480enable doc
aa033b1e 1481enable fastdiv
497237c7
RP
1482enable ffmpeg
1483enable ffplay
336ce917 1484enable ffprobe
497237c7 1485enable ffserver
497237c7
RP
1486enable mpegaudio_hp
1487enable network
8400d6b8 1488enable optimizations
497237c7 1489enable protocols
530dc538 1490enable static
87a0fb62 1491enable stripping
5a0f7131 1492enable swscale
a9ddb5b1 1493enable swscale_alpha
8a608357 1494
8a608357 1495# build settings
9987769a 1496SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1497FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1498LIBPREF="lib"
1499LIBSUF=".a"
c5f14466
RP
1500FULLNAME='$(NAME)$(BUILDSUF)'
1501LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1502SLIBPREF="lib"
1503SLIBSUF=".so"
c5f14466 1504SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1505SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1506SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1507LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1508
7e6c86e6
MR
1509CC_O='-o $@'
1510
f0125de9 1511host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1512host_libs='-lm'
1513
9b861379 1514target_path='$(CURDIR)'
a7ada2ba 1515
0d7dca36
DB
1516# gcc stupidly only outputs the basename of targets with -MM, but we need the
1517# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1518DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1519DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1520
c597172e 1521# find source path
5e622c40 1522source_path="$(dirname "$0")"
497237c7 1523enable source_path_used
24524f36 1524if test -f configure; then
5e622c40 1525 source_path="$(pwd)"
497237c7 1526 disable source_path_used
c597172e 1527else
5e622c40 1528 source_path="$(cd "$source_path"; pwd)"
c597172e 1529 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1530 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1531 test -e "$source_path/config.h" &&
1532 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1533fi
1534
13cbe2c0 1535for v in "$@"; do
b04251c5
MR
1536 r=${v#*=}
1537 l=${v%"$r"}
1538 r=$(sh_quote "$r")
13cbe2c0
MR
1539 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1540done
c597172e 1541
73ef8980
MR
1542find_things(){
1543 thing=$1
1544 pattern=$2
1545 file=$source_path/$3
932ccf39 1546 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1547}
1548
1549ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1550DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1551HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1552PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1553BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1554MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1555DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1556OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1557INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1558PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1559FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1560
8469ae22
MR
1561for n in $COMPONENT_LIST; do
1562 v=$(toupper ${n%s})_LIST
1563 eval enable \$$v
1564 eval ${n}_if_any="\$$v"
1565done
1566
1567enable $ARCH_EXT_LIST
c597172e
MR
1568
1569die_unknown(){
1570 echo "Unknown option \"$1\"."
1571 echo "See $0 --help for available options."
1572 exit 1
1573}
1574
794f8e97 1575show_list() {
bf0c4afa
RP
1576 suffix=_$1
1577 shift
2b444ea7 1578 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1579 exit 0
1580}
1581
c597172e 1582for opt do
7483e694
DB
1583 optval="${opt#*=}"
1584 case "$opt" in
0f010b2f 1585 --extra-ldflags=*) add_ldflags $optval
7483e694 1586 ;;
0f010b2f 1587 --extra-libs=*) add_extralibs $optval
7483e694 1588 ;;
8fb1cb58 1589 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1590 ;;
40bcf4c7
BL
1591 --enable-debug=*) debuglevel="$optval"
1592 ;;
36e2dea0 1593 --disable-everything)
e0e335a0 1594 map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1595 ;;
7483e694 1596 --enable-*=*|--disable-*=*)
8b93ddc3 1597 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1598 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1599 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1600 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1601 $action $(filter "$name" $list)
7483e694
DB
1602 ;;
1603 --enable-?*|--disable-?*)
5e622c40 1604 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1605 if is_in $option $COMPONENT_LIST; then
fed5d54b 1606 test $action = disable && action=unset
e3773a55
MR
1607 eval $action \$$(toupper ${option%s})_LIST
1608 elif is_in $option $CMDLINE_SELECT; then
1609 $action $option
1610 else
1611 die_unknown $opt
1612 fi
7483e694
DB
1613 ;;
1614 --list-*)
1615 NAME="${opt#--list-}"
1616 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1617 NAME=${NAME%s}
1618 eval show_list $NAME \$$(toupper $NAME)_LIST
1619 ;;
1620 --help|-h) show_help
1621 ;;
1622 *)
884a36a7 1623 optname="${opt%%=*}"
26759c44
MR
1624 optname="${optname#--}"
1625 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1626 if is_in $optname $CMDLINE_SET; then
1627 eval $optname='$optval'
1628 elif is_in $optname $CMDLINE_APPEND; then
1629 append $optname "$optval"
1630 else
1631 die_unknown $opt
1632 fi
7483e694
DB
1633 ;;
1634 esac
c597172e
MR
1635done
1636
bcea99bb
MR
1637disabled logging && logfile=/dev/null
1638
13cbe2c0 1639echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1640set >> $logfile
1641
9da6609f
MR
1642test -n "$cross_prefix" && enable cross_compile
1643
8d4c00ed
MR
1644if enabled cross_compile; then
1645 test -n "$arch" && test -n "$target_os" ||
1646 die "Must specify target arch and OS when cross-compiling"
1647fi
1648
1649set_default arch target_os
1650
121d78d0 1651ar_default="${cross_prefix}${ar_default}"
11e6d03a 1652cc_default="${cross_prefix}${cc_default}"
20e0ed95 1653nm_default="${cross_prefix}${nm_default}"
adb2b908 1654ranlib="${cross_prefix}${ranlib}"
4f837398 1655strip_default="${cross_prefix}${strip_default}"
adb2b908 1656
c5200f17
MR
1657sysinclude_default="${sysroot}/usr/include"
1658
4f837398 1659set_default cc nm strip sysinclude
9da6609f
MR
1660enabled cross_compile || host_cc_default=$cc
1661set_default host_cc
13c7df3d 1662
82bb3329
MR
1663exesuf() {
1664 case $1 in
1665 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1666 esac
1667}
1668
1669EXESUF=$(exesuf $target_os)
1670HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1671
e4e69e0b 1672# set temporary file name
a49d42c2 1673: ${TMPDIR:=$TEMPDIR}
c51fafa1 1674: ${TMPDIR:=$TMP}
a49d42c2 1675: ${TMPDIR:=/tmp}
e4e69e0b 1676
54460a83
MR
1677if ! check_cmd type mktemp; then
1678 # simple replacement for missing mktemp
1679 # NOT SAFE FOR GENERAL USE
1680 mktemp(){
1681 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1682 }
1683fi
1684
1685tmpfile(){
1686 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1687 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1688 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1689 append TMPFILES $tmp
1690 eval $1=$tmp
1691}
1692
1693trap 'rm -f -- $TMPFILES' EXIT
1694trap exit HUP INT TERM
1695
1696tmpfile TMPC .c
1697tmpfile TMPE $EXESUF
1698tmpfile TMPH .h
1699tmpfile TMPO .o
1700tmpfile TMPS .S
a482e61b 1701tmpfile TMPV .ver
54460a83
MR
1702tmpfile TMPSH .sh
1703
1704unset -f mktemp
e4e69e0b 1705
993f2d0f
MR
1706# make sure we can execute files in $TMPDIR
1707cat > $TMPSH 2>> $logfile <<EOF
1708#! /bin/sh
1709EOF
1710chmod +x $TMPSH >> $logfile 2>&1
1711if ! $TMPSH >> $logfile 2>&1; then
1712 cat <<EOF
1713Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1714variable to another directory and make sure that it is not mounted noexec.
1715EOF
1716 die "Sanity test failed."
1717fi
993f2d0f 1718
19b4c628
MR
1719filter_cflags=echo
1720filter_cppflags=echo
1721filter_asflags=echo
1722
8f0c157a 1723if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1724 cc_type=gcc
a3d7c197 1725 cc_version=__VERSION__
aef6bd1b
MR
1726 if ! $cc -dumpversion | grep -q '^2\.'; then
1727 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1728 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1729 fi
14ca9cd0
MR
1730 speed_cflags='-O3'
1731 size_cflags='-Os'
629687f6
MR
1732elif $cc --version 2>/dev/null | grep -q Intel; then
1733 cc_type=icc
6e3fa35d 1734 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1735 CC_DEPFLAGS='-MMD'
1736 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1737 speed_cflags='-O3'
1738 size_cflags='-Os'
b05394a0 1739 noopt_cflags='-O1'
629687f6
MR
1740elif $cc -v 2>&1 | grep -q xlc; then
1741 cc_type=xlc
6e3fa35d 1742 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1743 speed_cflags='-O5'
1744 size_cflags='-O5 -qcompact'
df442a8d
MR
1745elif $cc -V 2>/dev/null | grep -q Compaq; then
1746 cc_type=ccc
6e3fa35d 1747 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1748 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1749 debuglevel=3
df442a8d 1750 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1751 speed_cflags='-fast'
1752 size_cflags='-O1'
6a0d5493 1753elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1754 test -d "$sysroot" || die "No valid sysroot specified."
1755 cc_type=armcc
6e3fa35d 1756 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1757 armcc_conf="$PWD/armcc.conf"
1758 $cc --arm_linux_configure \
1759 --arm_linux_config_file="$armcc_conf" \
1760 --configure_sysroot="$sysroot" \
1761 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1762 die "Error creating armcc configuration file."
1763 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1764 as_default="${cross_prefix}gcc"
07dec06e
MR
1765 CC_DEPFLAGS='-MMD'
1766 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1767 speed_cflags='-O3'
1768 size_cflags='-Os'
6fec122a
MR
1769elif $cc -version 2>/dev/null | grep -q TMS470; then
1770 cc_type=tms470
6e3fa35d 1771 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1772 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1773 CC_O='-fr=$(@D)'
1774 as_default="${cross_prefix}gcc"
1775 ld_default="${cross_prefix}gcc"
6fec122a
MR
1776 TMPO=$(basename $TMPC .c).o
1777 append TMPFILES $TMPO
1778 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1779 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1780 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1781 speed_cflags='-O3 -mf=5'
1782 size_cflags='-O3 -mf=2'
6fec122a
MR
1783 filter_cflags=tms470_flags
1784 tms470_flags(){
1785 for flag; do
1786 case $flag in
1787 -march=*|-mcpu=*)
1788 case "${flag#*=}" in
1789 armv7-a|cortex-a*) echo -mv=7a8 ;;
1790 armv7-r|cortex-r*) echo -mv=7r4 ;;
1791 armv7-m|cortex-m*) echo -mv=7m3 ;;
1792 armv6*|arm11*) echo -mv=6 ;;
1793 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1794 echo -mv=5e ;;
1795 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1796 esac
1797 ;;
1798 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1799 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1800 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1801 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1802 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1803 -g) echo -g -mn ;;
587d24ff 1804 -pds=*) echo $flag ;;
6fec122a
MR
1805 esac
1806 done
1807 }
06da6943
DC
1808elif $cc -v 2>&1 | grep -q clang; then
1809 cc_type=clang
1810 cc_version=__VERSION__
1811 CC_DEPFLAGS='-MMD'
1812 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1813 speed_cflags='-O3'
1814 size_cflags='-Os'
2a472e9c
MK
1815elif $cc -V 2>&1 | grep -q Sun; then
1816 cc_type=suncc
1817 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1818 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1819 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1820 speed_cflags='-O5'
1821 size_cflags='-O5 -xspace'
03279bbe
MK
1822 filter_cflags=suncc_flags
1823 suncc_flags(){
1824 for flag; do
1825 case $flag in
1826 -march=*|-mcpu=*)
1827 case "${flag#*=}" in
1828 native) echo -xtarget=native ;;
87ddc38b 1829 v9|niagara) echo -xarch=sparc ;;
03279bbe 1830 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 1831 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
1832 i586|pentium) echo -xchip=pentium ;;
1833 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1834 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1835 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1836 pentium4*) echo -xtarget=pentium4 ;;
1837 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1838 *-sse3) echo -xarch=sse3 ;;
1839 core2) echo -xarch=ssse3 -xchip=core2 ;;
1840 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1841 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1842 k8|opteron|athlon64|athlon-fx)
1843 echo -xarch=sse2a ;;
1844 athlon*) echo -xarch=pentium_proa ;;
1845 esac
1846 ;;
1847 -std=c99) echo -xc99 ;;
1848 -fomit-frame-pointer) echo -xregs=frameptr ;;
1849 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1850 -W*,*) echo $flag ;;
1851 -f*-*|-W*) ;;
1852 *) echo $flag ;;
1853 esac
1854 done
1855 }
629687f6
MR
1856fi
1857
1858test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1859
75bafbac 1860: ${as_default:=$cc}
50567afa 1861: ${dep_cc_default:=$cc}
684b28e0 1862: ${ld_default:=$cc}
121d78d0 1863set_default ar as dep_cc ld
75800dce 1864
07dec06e
MR
1865test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1866test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1867
7f32f40c 1868add_cflags $extra_cflags
2f2e6c7c 1869add_asflags $extra_cflags
7f32f40c 1870
154d432c
MR
1871if test -n "$sysroot"; then
1872 case "$cc_type" in
1873 gcc)
467256f2 1874 add_cppflags --sysroot="$sysroot"
154d432c
MR
1875 add_ldflags --sysroot="$sysroot"
1876 ;;
6fec122a
MR
1877 tms470)
1878 add_cppflags -I"$sysinclude"
1879 add_ldflags --sysroot="$sysroot"
1880 ;;
06da6943 1881 clang)
4def700e
DC
1882 add_cppflags -isysroot "$sysroot"
1883 add_ldflags -isysroot "$sysroot"
06da6943 1884 ;;
154d432c
MR
1885 esac
1886fi
1887
d22c13a8
MR
1888if test "$cpu" = host; then
1889 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1890
1891 case "$cc_type" in
1892 gcc)
1893 check_native(){
1894 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1895 sed -n "/$1=/{
1896 s/.*$1=\\([^ ]*\\).*/\\1/
1897 p
1898 q
1899 }" $TMPE
d22c13a8
MR
1900 }
1901 cpu=$(check_native -march || check_native -mcpu)
1902 ;;
1903 esac
1904
1905 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1906fi
1907
e939cedd
MR
1908# Deal with common $arch aliases
1909case "$arch" in
1910 arm*)
1911 arch="arm"
1912 ;;
1913 mips|mipsel|IP*)
1914 arch="mips"
1915 ;;
47b1860e 1916 mips64*)
e939cedd
MR
1917 arch="mips"
1918 subarch="mips64"
1919 ;;
1920 parisc|hppa)
1921 arch="parisc"
1922 ;;
1923 parisc64|hppa64)
1924 arch="parisc"
1925 subarch="parisc64"
1926 ;;
1927 "Power Macintosh"|ppc|powerpc)
1928 arch="ppc"
1929 ;;
47b1860e 1930 ppc64|powerpc64)
e939cedd
MR
1931 arch="ppc"
1932 subarch="ppc64"
1933 ;;
1934 s390|s390x)
1935 arch="s390"
1936 ;;
1937 sh4|sh)
1938 arch="sh4"
1939 ;;
1940 sun4u|sparc64)
1941 arch="sparc"
1942 subarch="sparc64"
1943 ;;
1944 i[3-6]86|i86pc|BePC|x86_64|amd64)
1945 arch="x86"
1946 ;;
1947esac
1948
1949is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1950enable $arch
e939cedd 1951
df5cdc24 1952# Add processor-specific flags
5d54c126
MR
1953if test "$cpu" = generic; then
1954 : do nothing
1955elif enabled ppc; then
343aef9b 1956
56348891
MR
1957 case $(tolower $cpu) in
1958 601|ppc601|powerpc601)
9dbd5c3d 1959 cpuflags="-mcpu=601"
64ad53ff 1960 disable altivec
9dbd5c3d 1961 ;;
56348891 1962 603*|ppc603*|powerpc603*)
9dbd5c3d 1963 cpuflags="-mcpu=603"
64ad53ff 1964 disable altivec
9dbd5c3d 1965 ;;
56348891 1966 604*|ppc604*|powerpc604*)
9dbd5c3d 1967 cpuflags="-mcpu=604"
64ad53ff 1968 disable altivec
9dbd5c3d 1969 ;;
56348891 1970 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1971 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1972 disable altivec
9dbd5c3d 1973 ;;
56348891 1974 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1975 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1976 ;;
56348891 1977 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1978 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1979 ;;
56348891 1980 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1981 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1982 ;;
56348891 1983 cell)
9dbd5c3d
MR
1984 cpuflags="-mcpu=cell"
1985 enable ldbrx
1986 ;;
7b0b81a1
AL
1987 e500v2)
1988 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1989 disable altivec
1990 ;;
1991 e500)
1992 cpuflags="-mcpu=8540 -mhard-float"
1993 disable altivec
1994 ;;
9dbd5c3d 1995 esac
343aef9b
MR
1996
1997elif enabled x86; then
1998
9dbd5c3d
MR
1999 case $cpu in
2000 i[345]86|pentium)
2001 cpuflags="-march=$cpu"
2002 disable mmx
2003 ;;
2004 # targets that do NOT support conditional mov (cmov)
2005 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2006 cpuflags="-march=$cpu"
2007 disable cmov
2008 ;;
2009 # targets that do support conditional mov (cmov)
2010 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
2011 cpuflags="-march=$cpu"
2012 enable cmov
2013 enable fast_cmov
2014 ;;
2015 # targets that do support conditional mov but on which it's slow
2016 pentium4|pentium4m|prescott|nocona)
2017 cpuflags="-march=$cpu"
2018 enable cmov
2019 disable fast_cmov
2020 ;;
2021 esac
343aef9b
MR
2022
2023elif enabled sparc; then
2024
9dbd5c3d 2025 case $cpu in
26b7199e
MK
2026 niagara)
2027 cpuflags="-mcpu=$cpu"
2028 disable vis
2029 ;;
9dbd5c3d
MR
2030 sparc64)
2031 cpuflags="-mcpu=v9"
2032 ;;
2033 esac
343aef9b
MR
2034
2035elif enabled arm; then
2036
34ba23c9
MR
2037 case $cpu in
2038 armv*)
2039 cpuflags="-march=$cpu"
2040 ;;
2041 *)
2042 cpuflags="-mcpu=$cpu"
2043 ;;
2044 esac
343aef9b
MR
2045
2046elif enabled alpha; then
2047
34ba23c9 2048 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2049
2050elif enabled bfin; then
2051
34ba23c9 2052 cpuflags="-mcpu=$cpu"
343aef9b
MR
2053
2054elif enabled mips; then
2055
34ba23c9 2056 cpuflags="-march=$cpu"
343aef9b
MR
2057
2058elif enabled avr32; then
2059
9dbd5c3d
MR
2060 case $cpu in
2061 ap7[02]0[0-2])
2062 subarch="avr32_ap"
2063 cpuflags="-mpart=$cpu"
2064 ;;
2065 ap)
2066 subarch="avr32_ap"
2067 cpuflags="-march=$cpu"
2068 ;;
2069 uc3[ab]*)
2070 subarch="avr32_uc"
2071 cpuflags="-mcpu=$cpu"
2072 ;;
2073 uc)
2074 subarch="avr32_uc"
2075 cpuflags="-march=$cpu"
2076 ;;
2077 esac
df5cdc24 2078
343aef9b
MR
2079fi
2080
df5cdc24
MR
2081add_cflags $cpuflags
2082add_asflags $cpuflags
2083
993f2d0f
MR
2084# compiler sanity check
2085check_exec <<EOF
2086int main(void){ return 0; }
2087EOF
2088if test "$?" != 0; then
2089 echo "$cc is unable to create an executable file."
2090 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2091 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2092 echo "Only do this if you know what cross compiling means."
2093 fi
2094 die "C compiler test failed."
2095fi
2096
38a9c529 2097add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2098check_cflags -std=c99
50a334e4 2099check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2100#include <stdlib.h>
2101EOF
50a334e4 2102check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2103#include <stdlib.h>
2104EOF
e9b9a2f8 2105
f0125de9
MR
2106check_host_cflags -std=c99
2107
b24dbcbd 2108case "$arch" in
e939cedd 2109 alpha|ia64|mips|parisc|sparc)
8a3c8627 2110 spic=$shared
b24dbcbd 2111 ;;
e939cedd 2112 x86)
cfdb6148 2113 subarch="x86_32"
e939cedd 2114 check_cc <<EOF && subarch="x86_64"
58b3536d 2115 int test[(int)sizeof(char*) - 7];
cfdb6148 2116EOF
de27f4d9 2117 if test "$subarch" = "x86_64"; then
e939cedd 2118 spic=$shared
de27f4d9 2119 fi
b24dbcbd 2120 ;;
b24dbcbd
RP
2121esac
2122
343aef9b 2123enable $subarch
8a3c8627 2124enabled spic && enable pic
b24dbcbd 2125
7483e694 2126# OS specific
4f854758 2127case $target_os in
a1629e28 2128 haiku)
63ae7e7c 2129 prefix_default="/boot/common"
108caaaa
FR
2130 disable audio_beos
2131 network_extralibs="-lnetwork"
a1629e28 2132 ;;
7483e694
DB
2133 sunos)
2134 FFSERVERLDFLAGS=""
9987769a 2135 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2136 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2137 network_extralibs="-lsocket -lnsl"
50a334e4 2138 add_cppflags -D__EXTENSIONS__
8182dc34 2139 nm_opts='-P -g'
7483e694
DB
2140 ;;
2141 netbsd)
07a8eef6
MR
2142 oss_indev_extralibs="-lossaudio"
2143 oss_outdev_extralibs="-lossaudio"
2138dc99 2144 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2145 ;;
2146 openbsd)
89e053f8 2147 enable malloc_aligned
7c4a001a
MR
2148 # On OpenBSD 4.5. the compiler does not use PIC unless
2149 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2150 # however the generated executable will not do anything
2151 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2152 # Thus explicitly enable PIC here.
cd78208b 2153 enable pic
7483e694 2154 SHFLAGS='-shared'
07a8eef6
MR
2155 oss_indev_extralibs="-lossaudio"
2156 oss_outdev_extralibs="-lossaudio"
7483e694 2157 ;;
90b4f091 2158 freebsd|dragonfly)
89e053f8 2159 enable malloc_aligned
7483e694
DB
2160 ;;
2161 bsd/os)
2162 osextralibs="-lpoll -lgnugetopt"
2163 strip="strip -d"
2164 ;;
2165 darwin)
89e053f8 2166 enable malloc_aligned
0138c54e 2167 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2168 strip="strip -x"
2169 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2170 SLIBSUF=".dylib"
2171 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2172 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2173 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2174 objformat="macho"
1b0f6fb8 2175 enabled x86_64 && objformat="macho64"
8dfa86f7 2176 enabled_any pic shared ||
2704bd1a 2177 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2178 ;;
2179 mingw32*)
9d3f4f50 2180 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2181 disable network
2182 else
2183 target_os=mingw32
2184 fi
dcc01c06 2185 LIBTARGET=i386
1fc9fb8a 2186 if enabled x86_64; then
89e053f8 2187 enable malloc_aligned
dcc01c06 2188 LIBTARGET=x64
336cc1b0
MS
2189 elif enabled arm; then
2190 LIBTARGET=arm
dcc01c06 2191 fi
fbd971a4 2192 shlibdir_default="$bindir_default"
7483e694
DB
2193 disable ffserver
2194 SLIBPREF=""
2195 SLIBSUF=".dll"
7483e694
DB
2196 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2197 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2198 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2199 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2200 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2201 install -d "$(LIBDIR)"; \
2202 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2203 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2204 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2205 objformat="win32"
bc574408 2206 enable dos_paths
1894e741 2207 check_cflags -fno-common
b1549d61 2208 if ! enabled x86_64; then
f7ad5aa2
RP
2209 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2210 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2211 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2212 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2213 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2214 fi
7483e694
DB
2215 ;;
2216 cygwin*)
4f854758 2217 target_os=cygwin
fbd971a4 2218 shlibdir_default="$bindir_default"
7483e694
DB
2219 SLIBPREF="cyg"
2220 SLIBSUF=".dll"
2221 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2222 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2223 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2224 objformat="win32"
bc574408 2225 enable dos_paths
1894e741 2226 check_cflags -fno-common
7483e694 2227 ;;
4f365f37 2228 *-dos|freedos|opendos)
fdf11906 2229 disable ffplay ffserver
4f365f37
MK
2230 disable $INDEV_LIST $OUTDEV_LIST
2231 network_extralibs="-lsocket"
ff1c015d 2232 objformat="coff"
bc574408 2233 enable dos_paths
4f365f37 2234 ;;
7483e694 2235 linux)
7483e694
DB
2236 enable dv1394
2237 ;;
2238 irix*)
4f854758 2239 target_os=irix
7483e694
DB
2240 ranlib="echo ignoring ranlib"
2241 ;;
d22e8442 2242 os/2*)
d22e8442
DY
2243 strip="lxlite"
2244 ln_s="cp -f"
d22e8442 2245 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2246 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2247 FFSERVERLDFLAGS=""
287d3b13 2248 LIBSUF="_s.a"
d22e8442
DY
2249 SLIBPREF=""
2250 SLIBSUF=".dll"
2251 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2252 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2253 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2254 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2255 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2256 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2257 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2258 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2259 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2260 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2261 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2262 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2263 enable dos_paths
d22e8442 2264 ;;
83993c1c
AM
2265 gnu/kfreebsd)
2266 ;;
34e82167 2267 gnu)
34e82167 2268 ;;
614d8911
MR
2269 none)
2270 ;;
7483e694 2271 *)
4f924f9a 2272 die "Unknown OS '$target_os'."
7483e694
DB
2273 ;;
2274esac
2275
13cb2187
AS
2276check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2277
c9d19248
MR
2278set_default $PATHS_LIST
2279
c597172e 2280add_extralibs $osextralibs
de6d9b64 2281
28d8e661
DB
2282# Combine FFLDFLAGS and the LDFLAGS environment variable.
2283LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2284
320d060a 2285# we need to build at least one lib type
93b3c083 2286if ! enabled_any static shared; then
320d060a
DB
2287 cat <<EOF
2288At least one library type must be built.
2289Specify --enable-static to build the static libraries or --enable-shared to
2290build the shared libraries as well. To only build the shared libraries specify
2291--disable-static in addition to --enable-shared.
2292EOF
2293 exit 1;
2294fi
2295
abc4e572 2296disabled static && LIBNAME=""
2a320695 2297
a2234ceb
RP
2298if enabled_any libfaad libfaadbin ; then
2299 if check_header faad.h; then
295b8c70 2300 check_cc <<EOF
a2234ceb
RP
2301#include <faad.h>
2302#ifndef FAAD2_VERSION
2303ok faad1
2304#endif
db817cf3 2305int main(void) { return 0; }
a2234ceb
RP
2306EOF
2307 test $? = 0 && enable libfaad2
2308 else
ff3dac65 2309 die "FAAD test failed."
a2234ceb
RP
2310 fi
2311fi
2312
2313
2184c6f7 2314die_license_disabled() {
4c27207c 2315 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2316}
2317
2318die_license_disabled gpl libfaad2
2319die_license_disabled gpl libx264
2320die_license_disabled gpl libxvid
2321die_license_disabled gpl postproc
2322die_license_disabled gpl x11grab
2323
2f7ae63b 2324die_license_disabled nonfree libfaac
b2e3c528 2325
0b175caa
DB
2326die_license_disabled version3 libopencore_amrnb
2327die_license_disabled version3 libopencore_amrwb
2328
9cad0e4e 2329enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2330
9eeed841 2331check_deps $ARCH_EXT_LIST
0f3cb305 2332
40617a6d 2333disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2334
e276d9e8
MR
2335enable_pic() {
2336 enable pic
bce7b696
MR
2337 add_cppflags -DPIC
2338 add_cflags -fPIC
2339 add_asflags -fPIC
e276d9e8
MR
2340}
2341
2342enabled pic && enable_pic
bce7b696 2343
b4d96ba2
MR
2344check_cc <<EOF || die "Symbol mangling check failed."
2345int ff_extern;
2346EOF
8182dc34 2347sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2348extern_prefix=${sym%%ff_extern*}
2349
f65883c8
MR
2350check_cc <<EOF && enable inline_asm
2351void foo(void) { __asm__ volatile ("" ::); }
2352EOF
61d251db 2353
df5e3978
MR
2354_restrict=
2355for restrict_keyword in restrict __restrict__ __restrict; do
2356 check_cc <<EOF && _restrict=$restrict_keyword && break
2357void foo(char * $restrict_keyword p);
2358EOF
2359done
2360
2361check_cc <<EOF && enable attribute_packed
2362struct { int x; } __attribute__((packed)) x;
2363EOF
2364
dffb41b9
MR
2365check_cc <<EOF && enable attribute_may_alias
2366union { int x; } __attribute__((may_alias)) x;
2367EOF
2368
df5e3978
MR
2369check_cc <<EOF || die "endian test failed"
2370unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2371EOF
48fc536a 2372od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2373
e939cedd
MR
2374if enabled alpha; then
2375
2376 check_cflags -mieee
2377
2378elif enabled arm; then
e45391bb 2379
50fa82e6
MR
2380 check_cflags -marm
2381
fa0912fe
MR
2382 check_ld <<EOF && enable vfp_args
2383__asm__ (".eabi_attribute 28, 1");
2384int main(void) { return 0; }
2385EOF
2386
2387 # We have to check if pld is a nop and disable it.
2388 check_asm pld '"pld [r0]"'
2389
2390 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2391 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2392 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2393 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2394 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2395 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2396
e276d9e8
MR
2397 enabled_all armv6t2 shared !pic && enable_pic
2398
fa0912fe 2399elif enabled mips; then
e45391bb 2400
fa0912fe
MR
2401 check_asm loongson '"dmult.g $1, $2, $3"'
2402 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2403
fa0912fe 2404elif enabled ppc; then
e45391bb 2405
e6a0c354
MR
2406 enable local_aligned_8 local_aligned_16
2407
fa0912fe
MR
2408 check_asm dcbzl '"dcbzl 0, 1"'
2409 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2410 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2411
2412 # AltiVec flags: The FSF version of GCC differs from the Apple version
2413 if enabled altivec; then
2414 check_cflags -maltivec -mabi=altivec &&
2415 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2416 check_cflags -faltivec
2417
2418 # check if our compiler supports Motorola AltiVec C API
2419 check_cc <<EOF || disable altivec
2420$inc_altivec_h
2421int main(void) {
2422 vector signed int v1, v2, v3;
2423 v1 = vec_add(v2,v3);
2424 return 0;
2425}
2426EOF
2427
2428 # check if our compiler supports braces for vector declarations
2429 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2430$inc_altivec_h
2431int main (void) { (vector int) {1}; return 0; }
2432EOF
2433 fi
e45391bb 2434
fa0912fe 2435elif enabled sparc; then
e45391bb 2436
fa0912fe
MR
2437 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2438 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2439
fa0912fe 2440elif enabled x86; then
e45391bb 2441
e6a0c354
MR
2442 enable local_aligned_8 local_aligned_16
2443
44965991
PI
2444 # check whether EBP is available on x86
2445 # As 'i' is stored on the stack, this program will crash
2446 # if the base pointer is used to access it because the
2447 # base pointer is cleared in the inline assembly code.
7dfef245 2448 check_exec_crash <<EOF && enable ebp_available
44965991 2449 volatile int i=0;
be449fca 2450 __asm__ volatile (
44965991
PI
2451 "xorl %%ebp, %%ebp"
2452 ::: "%ebp");
2453 return i;
44965991
PI
2454EOF
2455
f494213c 2456 # check whether EBX is available on x86
7cee5421
MR
2457 check_asm ebx_available '""::"b"(0)' &&
2458 check_asm ebx_available '"":::"%ebx"'
8e380710 2459
d3a4b4e0
DB
2460 # check whether more than 10 operands are supported
2461 check_cc <<EOF && enable ten_operands
2462int main(void) {
2463 int x=0;
2464 __asm__ volatile(
2465 ""
2466 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2467 );
2468 return 0;
2469}
2470EOF
2471
d7f0920b 2472 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2473 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2474 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2475
2476 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2477
d52481b9 2478 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2479 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2480 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2481 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2482 case "$objformat" in
2483 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2484 esac
7595a5e4 2485 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2486
669b5583
MR
2487 case "$cpu" in
2488 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2489 disable fast_clz
2490 ;;
2491 esac
2492
44965991
PI
2493fi
2494
a98bb16d
RP
2495if check_func dlopen; then
2496 ldl=
2497elif check_func dlopen -ldl; then
2498 ldl=-ldl
8bf5d58f
MN
2499fi
2500
75ecf149
DB
2501# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2502check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2503
7483e694 2504check_func fork
84882df6 2505check_func getaddrinfo $network_extralibs
7483e694
DB
2506check_func gethrtime
2507check_func getrusage
fc5607f8 2508check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2509check_func inet_aton $network_extralibs
abfc8d05 2510check_func isatty
4ae40685 2511check_func ${malloc_prefix}memalign && enable memalign
7483e694 2512check_func mkstemp
4ae40685 2513check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2514check_func setrlimit
87958234 2515check_func strerror_r
b507ebd1 2516check_func_headers io.h setmode
e4673692 2517check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2518check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2519check_func_headers windows.h GetProcessTimes
7c5bfe7a 2520check_func_headers windows.h VirtualAlloc
6ffa87d3 2521
e16e49ac 2522check_header conio.h
a98bb16d 2523check_header dlfcn.h
92c6a099 2524check_header dxva2api.h
a98bb16d 2525check_header malloc.h
bf6ce82d 2526check_header poll.h
b58412f1 2527check_header sys/mman.h
b091aa44 2528check_header sys/resource.h
bf6ce82d 2529check_header sys/select.h
a98bb16d 2530check_header termios.h
272081b0
CEH
2531check_header vdpau/vdpau.h
2532check_header vdpau/vdpau_x11.h
68178ca9 2533check_header X11/extensions/XvMClib.h
a98bb16d 2534
9104cd51
RP
2535check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2536
89e053f8
MR
2537if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2538 enabled_any $need_memalign ; then
1f91cdce 2539 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2540fi
e16e49ac 2541
a4fa192c 2542disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2543disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2544
2545# check for some common methods of building with pthread support
2546# do this before the optional library checks as some of them require pthreads
2547if enabled pthreads; then
9e7fd101
MR
2548 if check_func pthread_create; then
2549 :
2550 elif check_func pthread_create -pthread; then
2551 add_cflags -pthread
afc9aee2 2552 add_extralibs -pthread
9e7fd101
MR
2553 elif check_func pthread_create -pthreads; then
2554 add_cflags -pthreads
afc9aee2 2555 add_extralibs -pthreads
8d94f606
GT
2556 elif check_func pthread_create -lpthreadGC2; then
2557 add_extralibs -lpthreadGC2
9e7fd101
MR
2558 elif ! check_lib pthread.h pthread_create -lpthread; then
2559 die "ERROR: can't find pthreads library"
2560 fi
57bd82d4
MR
2561fi
2562
8eee7025 2563for thread in $THREADS_LIST; do
e5f94c2b 2564 if enabled $thread; then
3ae3b721
RP
2565 test -n "$thread_type" &&
2566 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2567 thread_type="$thread"
e5f94c2b
RP
2568 fi
2569done
2570
fdf88598 2571check_lib math.h sin -lm
edd43c95 2572disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2573
645d2652
MR
2574check_mathfunc exp2
2575check_mathfunc exp2f
2576check_mathfunc llrint
07876e25 2577check_mathfunc llrintf
645d2652
MR
2578check_mathfunc log2
2579check_mathfunc log2f
2580check_mathfunc lrint
2581check_mathfunc lrintf
2582check_mathfunc round
2583check_mathfunc roundf
2584check_mathfunc truncf
f32adb22 2585
57bd82d4 2586# these are off by default, so fail if requested and not available
a1b3c5a3 2587enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2588enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2589 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2590 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2591enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2592enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2593enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2594enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2595enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2596enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2597enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2598enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
3a9bc39e 2599enabled librtmp && require librtmp librtmp/rtmp.h RTMP_Init $(pkg-config --libs librtmp)
36718e51
DB
2600enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2601 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2602enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2603enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2604enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
ee0e9146
JZ
2605enabled libvpx && require2 libvpx "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_dec_init_ver" -lvpx &&
2606 require2 libvpx "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver" -lvpx
60877ad9 2607enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
652d9d24
JGG
2608 { check_cpp_condition x264.h "X264_BUILD >= 98" ||
2609 die "ERROR: libx264 version must be >= 0.98."; }
2bfecf73 2610enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2611enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2612
0b4a1821
AS
2613# libdc1394 check
2614if enabled libdc1394; then
2615 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2616 enable libdc1394_2; } ||
2617 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2618 enable libdc1394_1; } ||
2619 die "ERROR: No version of libdc1394 found "
2620fi
2621
6a1a892f 2622SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2623if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2624 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2625 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2626 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2627 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2628 enable sdl &&
2629 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2630fi
57bd82d4 2631
2270b4b2 2632texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2633
73b46a95 2634if enabled network; then
96000432 2635 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2636 check_type netdb.h "struct addrinfo"
b4d68544
MS
2637 check_type netinet/in.h "struct ipv6_mreq"
2638 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2639 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2640 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2641 # Prefer arpa/inet.h over winsock2
2642 if check_header arpa/inet.h ; then
2643 check_func closesocket
2644 elif check_header winsock2.h ; then
f4c13872
MS
2645 check_func_headers winsock2.h closesocket -lws2 && \
2646 network_extralibs="-lws2" || \
2647 { check_func_headers winsock2.h closesocket -lws2_32 && \
2648 network_extralibs="-lws2_32"; }
72be9e73 2649 check_type ws2tcpip.h socklen_t
c0018613 2650 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2651 check_type ws2tcpip.h "struct ipv6_mreq"
2652 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2653 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2654 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2655 else
2656 disable network
73b46a95
RP
2657 fi
2658fi
2659
06e31011
RP
2660check_header linux/videodev.h
2661check_header linux/videodev2.h
1b6e8b73 2662check_header sys/videoio.h
47f38850 2663
27796dc3 2664check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2665
f8aa696f 2666# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2667{ check_header dev/bktr/ioctl_meteor.h &&
2668 check_header dev/bktr/ioctl_bt848.h; } ||
2669{ check_header machine/ioctl_meteor.h &&
2670 check_header machine/ioctl_bt848.h; } ||
2671{ check_header dev/video/meteor/ioctl_meteor.h &&
2672 check_header dev/video/bktr/ioctl_bt848.h; } ||
2673check_header dev/ic/bt8xx.h
f8aa696f 2674
c7682de0
RP
2675check_header sys/soundcard.h
2676check_header soundcard.h
deb29777 2677
b6f3d925 2678enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2679
0e57fe17 2680enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2681
56a059ac 2682enabled x11grab &&
f58f4ce1
GP
2683check_header X11/Xlib.h &&
2684check_header X11/extensions/XShm.h &&
0a045661 2685check_header X11/extensions/Xfixes.h &&
f58f4ce1 2686check_func XOpenDisplay -lX11 &&
781c1aa6
R
2687check_func XShmCreateImage -lX11 -lXext &&
2688check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2689
598ef02b 2690if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2691check_cpp_condition \
2692 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2693 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2694 disable vdpau; }
abf649c7 2695fi
deda2a4a 2696
95e561ec 2697enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2698
2699# add some useful compiler flags if supported
2700check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2701check_cflags -Wall
2702check_cflags -Wno-switch
c07bd6a9
MN
2703check_cflags -Wdisabled-optimization
2704check_cflags -Wpointer-arith
2705check_cflags -Wredundant-decls
cc1fb623 2706check_cflags -Wno-pointer-sign
f4929996 2707check_cflags -Wcast-qual
9aceb3cf 2708check_cflags -Wwrite-strings
652a5bf6 2709check_cflags -Wtype-limits
764551c6 2710check_cflags -Wundef
fc298fd9 2711check_cflags -Wmissing-prototypes
5af4e0cc 2712enabled extra_warnings && check_cflags -Winline
cf9d24ad 2713
57bd82d4 2714# add some linker flags
5c0e9479 2715check_ldflags -Wl,--warn-common
8351d2ba
DB
2716check_ldflags -Wl,--as-needed
2717check_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 2718check_ldflags -Wl,-Bsymbolic
94a3401e 2719
a482e61b
MR
2720echo "X{};" > $TMPV
2721test_ldflags -Wl,--version-script,$TMPV &&
2722 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2723
bd2216e4 2724if enabled small; then
14ca9cd0 2725 add_cflags $size_cflags
8400d6b8
DB
2726 optimizations="small"
2727elif enabled optimizations; then
14ca9cd0 2728 add_cflags $speed_cflags
b05394a0
MR
2729else
2730 add_cflags $noopt_cflags
cddf3f45 2731fi
11fdbc44 2732check_cflags -fno-math-errno
b2eb2ff0 2733check_cflags -fno-signed-zeros
cddf3f45 2734
629687f6 2735if enabled icc; then
b1598b58
MR
2736 # Just warnings, no remarks
2737 check_cflags -w1
2738 # -wd: Disable following warnings
2739 # 144, 167, 556: -Wno-pointer-sign
2740 # 10006: ignoring unknown option -fno-signed-zeros
2741 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2742 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2743 # 11030: Warning unknown option --as-needed
2744 # 10156: ignoring option '-export'; no argument required
2745 check_ldflags -wd10156,11030
2746 # Allow to compile with optimizations
2747 check_ldflags -march=$cpu
be2cf98a
CEH
2748 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2749 enable ebp_available
df442a8d
MR
2750elif enabled ccc; then
2751 # disable some annoying warnings
2752 add_cflags -msg_disable cvtu32to64
2753 add_cflags -msg_disable embedcomment
2754 add_cflags -msg_disable needconstext
2755 add_cflags -msg_disable nomainieee
2756 add_cflags -msg_disable ptrmismatch1
2757 add_cflags -msg_disable unreachcode
973859f5
MR
2758elif enabled gcc; then
2759 check_cflags -fno-tree-vectorize
62df111c 2760 check_cflags -Werror=implicit
de63bfec 2761 check_cflags -Werror=missing-prototypes
06da6943
DC
2762elif enabled clang; then
2763 check_cflags -Qunused-arguments
138132be
MR
2764elif enabled armcc; then
2765 # 2523: use of inline assembler is deprecated
2766 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2767 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2768elif enabled tms470; then
2769 add_cflags -pds=824 -pds=837
504a64b9
CEH
2770fi
2771
90be59ef 2772if enabled gprof; then
0f010b2f
DB
2773 add_cflags -p
2774 add_ldflags -p
1db54e20
DB
2775fi
2776
7483e694
DB
2777enabled_any $THREADS_LIST && enable threads
2778
2779check_deps $CONFIG_LIST \
b6bb00b0 2780 $CONFIG_EXTRA \
7483e694
DB
2781 $HAVE_LIST \
2782 $DECODER_LIST \
2783 $ENCODER_LIST \
5666fd73 2784 $HWACCEL_LIST \
7483e694
DB
2785 $PARSER_LIST \
2786 $BSF_LIST \
2787 $DEMUXER_LIST \
2788 $MUXER_LIST \
f7679c54 2789 $FILTER_LIST \
7483e694
DB
2790 $INDEV_LIST \
2791 $OUTDEV_LIST \
2792 $PROTOCOL_LIST \
f70f03f6 2793
3bfd582c 2794enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 2795
3e89171a 2796echo "install prefix $prefix"
f36958f8
DB
2797echo "source path $source_path"
2798echo "C compiler $cc"
f36958f8 2799echo "ARCH $arch ($cpu)"
ce8871c2
MR
2800if test "$build_suffix" != ""; then
2801 echo "build suffix $build_suffix"
eb94aca9 2802fi
ac63af34
DB
2803if test "$extra_version" != ""; then
2804 echo "version string suffix $extra_version"
2805fi
0db2ce77 2806echo "big-endian ${bigendian-no}"
e90f5b5a 2807echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2808if enabled x86; then
af44e8e4 2809 echo "yasm ${yasm-no}"
0db2ce77 2810 echo "MMX enabled ${mmx-no}"
30e98e62 2811 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2812 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2813 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2814 echo "SSE enabled ${sse-no}"
30e98e62 2815 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2816 echo "CMOV enabled ${cmov-no}"
2817 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2818 echo "EBX available ${ebx_available-no}"
2819 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2820 echo "10 operands supported ${ten_operands-no}"
e41e8342 2821fi
5b6c2cbd 2822if enabled arm; then
0db2ce77
MR
2823 echo "ARMv5TE enabled ${armv5te-no}"
2824 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2825 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2826 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2827 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2828 echo "NEON enabled ${neon-no}"
eba9ae3c 2829fi
5b6c2cbd 2830if enabled mips; then
0db2ce77 2831 echo "MMI enabled ${mmi-no}"
e41e8342 2832fi
5b6c2cbd 2833if enabled ppc; then
0db2ce77 2834 echo "AltiVec enabled ${altivec-no}"
30e98e62 2835 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2836 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2837 echo "performance report ${powerpc_perf-no}"
2838fi
2839if enabled sparc; then
2840 echo "VIS enabled ${vis-no}"
e41e8342 2841fi
0db2ce77
MR
2842echo "gprof enabled ${gprof-no}"
2843echo "debug symbols ${debug-no}"
87a0fb62 2844echo "strip symbols ${stripping-no}"
8400d6b8 2845echo "optimizations ${optimizations-no}"
0db2ce77
MR
2846echo "static ${static-no}"
2847echo "shared ${shared-no}"
4a24ab64 2848echo "postprocessing support ${postproc-no}"
f7679c54 2849echo "new filter support ${avfilter-no}"
81124ba0 2850echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2851echo "network support ${network-no}"
0db2ce77
MR
2852echo "threading support ${thread_type-no}"
2853echo "SDL support ${sdl-no}"
0db2ce77
MR
2854echo "Sun medialib support ${mlib-no}"
2855echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2856echo "libdc1394 support ${libdc1394-no}"
690bfceb 2857echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2858echo "libfaac enabled ${libfaac-no}"
2859echo "libfaad enabled ${libfaad-no}"
7e0871a7 2860echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2861echo "libgsm enabled ${libgsm-no}"
2862echo "libmp3lame enabled ${libmp3lame-no}"
2863echo "libnut enabled ${libnut-no}"
0b175caa
DB
2864echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2865echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2866echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 2867echo "librtmp enabled ${librtmp-no}"
f7cd9eed 2868echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2869echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2870echo "libtheora enabled ${libtheora-no}"
2871echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 2872echo "libvpx enabled ${libvpx-no}"
d6bd62db
DB
2873echo "libx264 enabled ${libx264-no}"
2874echo "libxvid enabled ${libxvid-no}"
0db2ce77 2875echo "zlib enabled ${zlib-no}"
f402916e 2876echo "bzlib enabled ${bzlib-no}"
2c62e737 2877echo
de6d9b64 2878
5666fd73 2879for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2880 echo "Enabled ${type}s:"
f65c9da1 2881 eval list=\$$(toupper $type)_LIST
8138b9db 2882 for part in $list; do
f65c9da1
MR
2883 enabled $part && echo ${part%_*}
2884 done | sort | pr -3 -t
2885 echo
8138b9db
RP
2886done
2887
ba7a7039 2888license="LGPL version 2.1 or later"
ba321adb 2889if enabled nonfree; then
ba7a7039 2890 license="nonfree and unredistributable"
9cad0e4e
DB
2891elif enabled gplv3; then
2892 license="GPL version 3 or later"
2893elif enabled lgplv3; then
2894 license="LGPL version 3 or later"
ba321adb 2895elif enabled gpl; then
ba7a7039 2896 license="GPL version 2 or later"
ba321adb
JK
2897fi
2898
2899echo "License: $license"
ca5323af 2900
cf1392e9
DB
2901echo "Creating config.mak and config.h..."
2902
df642790
MR
2903# build tree in object directory if source path is different from current one
2904if enabled source_path_used; then
2905 DIRS="
2906 doc
2907 libavcodec
2908 libavcodec/$arch
2909 libavdevice
2910 libavfilter
2911 libavformat
2912 libavutil
2913 libavutil/$arch
2914 libpostproc
2915 libswscale
2916 libswscale/$arch
2917 tests
2918 tools
2919 "
2920 FILES="
2921 Makefile
2922 common.mak
2923 subdir.mak
2924 doc/texi2pod.pl
2925 libavcodec/Makefile
43f60eba 2926 libavcodec/${arch}/Makefile
df642790
MR
2927 libavdevice/Makefile
2928 libavfilter/Makefile
2929 libavformat/Makefile
2930 libavutil/Makefile
2931 libpostproc/Makefile
2932 libswscale/Makefile
2933 "
e0e335a0 2934 map 'mkdir -p $v' $DIRS;
43f60eba 2935 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
2936fi
2937
ad212cc6
MR
2938enabled stripping || strip="echo skipping strip"
2939
173c983b
MR
2940cat > config.mak <<EOF
2941# Automatically generated by configure - do not modify!
2942ifndef FFMPEG_CONFIG_MAK
2943FFMPEG_CONFIG_MAK=1
2944FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2945prefix=$prefix
2946LIBDIR=\$(DESTDIR)$libdir
2947SHLIBDIR=\$(DESTDIR)$shlibdir
2948INCDIR=\$(DESTDIR)$incdir
2949BINDIR=\$(DESTDIR)$bindir
2950DATADIR=\$(DESTDIR)$datadir
2951MANDIR=\$(DESTDIR)$mandir
2952SRC_PATH="$source_path"
2953SRC_PATH_BARE=$source_path
2954BUILD_ROOT="$PWD"
2955ARCH=$arch
2956CC=$cc
2957AS=$as
2958LD=$ld
2959DEPCC=$dep_cc
2960YASM=$yasmexe
a4aea515 2961YASMDEP=$yasmexe
173c983b
MR
2962AR=$ar
2963RANLIB=$ranlib
4335125c 2964CP=cp -p
173c983b
MR
2965LN_S=$ln_s
2966STRIP=$strip
2967CPPFLAGS=$CPPFLAGS
2968CFLAGS=$CFLAGS
2969ASFLAGS=$ASFLAGS
2970CC_O=$CC_O
2971LDFLAGS=$LDFLAGS
2972FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2973SHFLAGS=$SHFLAGS
2974YASMFLAGS=$YASMFLAGS
2975BUILDSUF=$build_suffix
2976FULLNAME=$FULLNAME
2977LIBPREF=$LIBPREF
2978LIBSUF=$LIBSUF
2979LIBNAME=$LIBNAME
2980SLIBPREF=$SLIBPREF
2981SLIBSUF=$SLIBSUF
2982EXESUF=$EXESUF
2983EXTRA_VERSION=$extra_version
2984DEPFLAGS=$DEPFLAGS
2985CCDEP=$CCDEP
2986ASDEP=$ASDEP
2987CC_DEPFLAGS=$CC_DEPFLAGS
2988AS_DEPFLAGS=$AS_DEPFLAGS
2989HOSTCC=$host_cc
2990HOSTCFLAGS=$host_cflags
2991HOSTEXESUF=$HOSTEXESUF
2992HOSTLDFLAGS=$host_ldflags
2993HOSTLIBS=$host_libs
2994TARGET_EXEC=$target_exec
2995TARGET_PATH=$target_path
2996SDL_LIBS=$sdl_libs
2997SDL_CFLAGS=$sdl_cflags
2998LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2999EXTRALIBS=$extralibs
fd676deb 3000INSTALL=install
1afc4750
MR
3001LIBTARGET=${LIBTARGET}
3002SLIBNAME=${SLIBNAME}
3003SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3004SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3005SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3006SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3007SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3008SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2fad0977 3009SAMPLES=$samples
173c983b 3010EOF
5a872801 3011
719c8e00
MR
3012get_version(){
3013 name=$1
3014 file=$source_path/$2
147e7692
MR
3015 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3016 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
3017 lcname=$(tolower $name)
3018 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3019 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
3020}
3021
147e7692
MR
3022get_version LIBSWSCALE libswscale/swscale.h
3023get_version LIBPOSTPROC libpostproc/postprocess.h
3024get_version LIBAVCODEC libavcodec/avcodec.h
3025get_version LIBAVDEVICE libavdevice/avdevice.h
3026get_version LIBAVFORMAT libavformat/avformat.h
3027get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3028get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3029
173c983b
MR
3030cat > $TMPH <<EOF
3031/* Automatically generated by configure - do not modify! */
3032#ifndef FFMPEG_CONFIG_H
3033#define FFMPEG_CONFIG_H
3034#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3035#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3036#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3037#define CC_TYPE "$cc_type"
3038#define CC_VERSION $cc_version
3039#define restrict $_restrict
42719e20 3040#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\\n\\t"
173c983b
MR
3041#define EXTERN_PREFIX "${extern_prefix}"
3042#define EXTERN_ASM ${extern_prefix}
3043EOF
523ef551 3044
4ae40685
MR
3045test -n "$malloc_prefix" &&
3046 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3047
523ef551 3048if enabled small || disabled optimizations; then
9a894c48 3049 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
3050 echo "#define av_always_inline" >> $TMPH
3051fi
3052
3d907e22
MR
3053print_config ARCH_ $TMPH config.mak $ARCH_LIST
3054print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3055print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3056 $CONFIG_EXTRA \
7483e694
DB
3057 $DECODER_LIST \
3058 $ENCODER_LIST \
5666fd73 3059 $HWACCEL_LIST \
7483e694
DB
3060 $PARSER_LIST \
3061 $BSF_LIST \
3062 $DEMUXER_LIST \
3063 $MUXER_LIST \
f7679c54 3064 $FILTER_LIST \
7483e694
DB
3065 $PROTOCOL_LIST \
3066 $INDEV_LIST \
3067 $OUTDEV_LIST \
8ac17293 3068
9c05103f 3069echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3070echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3071
b7860763 3072# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3073cp_if_changed $TMPH config.h
3d204385 3074
a3e02a8c
MR
3075cat > $TMPH <<EOF
3076/* Generated by ffconf */
3077#ifndef AVUTIL_AVCONFIG_H
3078#define AVUTIL_AVCONFIG_H
3079EOF
3080
3081print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3082
3083echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3084
3085cp_if_changed $TMPH libavutil/avconfig.h
3086
d0674868 3087# build pkg-config files
def4272a 3088
d0674868
DB
3089pkgconfig_generate(){
3090name=$1
b0dfd108 3091shortname=${name#lib}${build_suffix}
d0674868
DB
3092comment=$2
3093version=$3
3094libs=$4
3095requires=$5
25cd5cb3 3096cat <<EOF > $name/$name.pc
3e89171a 3097prefix=$prefix
a94e666c 3098exec_prefix=\${prefix}
f2b7382c 3099libdir=$libdir
7622778e 3100includedir=$incdir
def4272a 3101
d0674868
DB
3102Name: $name
3103Description: $comment
3104Version: $version
8cd6b388 3105Requires: $(enabled shared || echo $requires)
5dcfe9f8 3106Requires.private: $(enabled shared && echo $requires)
def4272a 3107Conflicts:
8cd6b388 3108Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3109Libs.private: $(enabled shared && echo $libs)
76a448ed 3110Cflags: -I\${includedir}
def4272a 3111EOF
25cd5cb3 3112cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3113prefix=
3114exec_prefix=
46d1ff83 3115libdir=\${pcfiledir}
1d44d365 3116includedir=${source_path}
def4272a 3117
d0674868
DB
3118Name: $name
3119Description: $comment
3120Version: $version
3121Requires: $requires
def4272a 3122Conflicts:
12701f6e 3123Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3124Cflags: -I\${includedir}
3125EOF
d0674868 3126}
def4272a 3127
e426941d 3128pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3129pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3130pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3131pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3132enabled avfilter &&
46983309 3133 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3134enabled postproc &&
e426941d 3135 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3136pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"