100l, correct wrong H.264+adaptive MBAFF decoding
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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."
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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."
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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
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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
85 --disable-ffserver disable ffserver build
86 --enable-postproc enable GPLed postprocessing support [no]
87 --enable-avfilter video filter support [no]
88 --enable-avfilter-lavf video filters dependent on avformat [no]
89 --enable-beosthreads use BeOS threads [no]
90 --enable-os2threads use OS/2 threads [no]
91 --enable-pthreads use pthreads [no]
92 --enable-w32threads use Win32 threads [no]
93 --enable-x11grab enable X11 grabbing [no]
94 --disable-network disable network support [no]
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95 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
96 --enable-gray enable full grayscale support (slower color)
97 --disable-swscale-alpha disable alpha channel support in swscale
98 --disable-fastdiv disable table-based division
99 --enable-small optimize for size instead of speed
100 --disable-aandct disable AAN DCT code
7f3f5f46 101 --disable-dct disable DCT code
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102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
104 --disable-lpc disable LPC code
105 --disable-mdct disable MDCT code
106 --disable-rdft disable RDFT code
107 --disable-vaapi disable VAAPI code
108 --disable-vdpau disable VDPAU code
92c6a099 109 --disable-dxva2 disable DXVA2 code
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110 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
111 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
112 --enable-memalign-hack emulate memalign, interferes with memory debuggers
113 --enable-beos-netserver enable BeOS netserver
114 --disable-encoder=NAME disable encoder NAME
115 --enable-encoder=NAME enable encoder NAME
116 --disable-encoders disable all encoders
117 --disable-decoder=NAME disable decoder NAME
118 --enable-decoder=NAME enable decoder NAME
119 --disable-decoders disable all decoders
120 --disable-hwaccel=NAME disable hwaccel NAME
121 --enable-hwaccel=NAME enable hwaccel NAME
122 --disable-hwaccels disable all hwaccels
123 --disable-muxer=NAME disable muxer NAME
124 --enable-muxer=NAME enable muxer NAME
125 --disable-muxers disable all muxers
126 --disable-demuxer=NAME disable demuxer NAME
127 --enable-demuxer=NAME enable demuxer NAME
128 --disable-demuxers disable all demuxers
129 --enable-parser=NAME enable parser NAME
130 --disable-parser=NAME disable parser NAME
131 --disable-parsers disable all parsers
132 --enable-bsf=NAME enable bitstream filter NAME
133 --disable-bsf=NAME disable bitstream filter NAME
134 --disable-bsfs disable all bitstream filters
135 --enable-protocol=NAME enable protocol NAME
136 --disable-protocol=NAME disable protocol NAME
137 --disable-protocols disable all protocols
138 --disable-indev=NAME disable input device NAME
139 --disable-outdev=NAME disable output device NAME
140 --disable-indevs disable input devices
141 --disable-outdevs disable output devices
142 --disable-devices disable all devices
143 --enable-filter=NAME enable filter NAME
144 --disable-filter=NAME disable filter NAME
145 --disable-filters disable all filters
146 --list-decoders show all available decoders
147 --list-encoders show all available encoders
148 --list-hwaccels show all available hardware accelerators
149 --list-muxers show all available muxers
150 --list-demuxers show all available demuxers
151 --list-parsers show all available parsers
152 --list-protocols show all available protocols
153 --list-bsfs show all available bitstream filters
154 --list-indevs show all available input devices
155 --list-outdevs show all available output devices
156 --list-filters show all available filters
157
158External library support:
159 --enable-avisynth enable reading of AVISynth script files [no]
160 --enable-bzlib enable bzlib [autodetect]
161 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
162 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
163 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
164 and libraw1394 [no]
165 --enable-libdirac enable Dirac support via libdirac [no]
166 --enable-libfaac enable FAAC support via libfaac [no]
167 --enable-libfaad enable FAAD support via libfaad [no]
168 --enable-libfaadbin open libfaad.so.0 at runtime [no]
169 --enable-libgsm enable GSM support via libgsm [no]
170 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
171 --enable-libnut enable NUT (de)muxing via libnut,
172 native (de)muxer exists [no]
173 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
174 --enable-libschroedinger enable Dirac support via libschroedinger [no]
175 --enable-libspeex enable Speex decoding via libspeex [no]
176 --enable-libtheora enable Theora encoding via libtheora [no]
177 --enable-libvorbis enable Vorbis encoding via libvorbis,
178 native implementation exists [no]
179 --enable-libx264 enable H.264 encoding via x264 [no]
180 --enable-libxvid enable Xvid encoding via xvidcore,
181 native MPEG-4/Xvid encoder exists [no]
182 --enable-mlib enable Sun medialib [no]
183 --enable-zlib enable zlib [autodetect]
184
185Advanced options (experts only):
186 --source-path=PATH path to source code [$source_path]
187 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
188 --enable-cross-compile assume a cross-compiler is used
189 --sysroot=PATH root of cross-build tree
190 --sysinclude=PATH location of cross-build system headers
191 --target-os=OS compiler targets OS [$target_os]
192 --target-exec=CMD command to run executables on target
193 --target-path=DIR path to view of build directory on target
194 --nm=NM use nm tool
195 --as=AS use assembler AS [$as_default]
196 --cc=CC use C compiler CC [$cc_default]
197 --ld=LD use linker LD
198 --host-cc=HOSTCC use host C compiler HOSTCC
199 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
200 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
201 --host-libs=HLIBS use libs HLIBS when linking for host
202 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
203 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
204 --extra-libs=ELIBS add ELIBS [$ELIBS]
205 --extra-version=STRING version string suffix []
206 --build-suffix=SUFFIX library name suffix []
207 --arch=ARCH select architecture [$arch]
208 --cpu=CPU select the minimum required CPU (affects
209 instruction selection, may crash on older CPUs)
210 --enable-powerpc-perf enable performance report on PPC
211 (requires enabling PMC)
c8a4ae00 212 --disable-asm disable all assembler optimizations
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213 --disable-altivec disable AltiVec optimizations
214 --disable-amd3dnow disable 3DNow! optimizations
215 --disable-amd3dnowext disable 3DNow! extended optimizations
216 --disable-mmx disable MMX optimizations
217 --disable-mmx2 disable MMX2 optimizations
218 --disable-sse disable SSE optimizations
219 --disable-ssse3 disable SSSE3 optimizations
220 --disable-armv5te disable armv5te optimizations
221 --disable-armv6 disable armv6 optimizations
222 --disable-armv6t2 disable armv6t2 optimizations
223 --disable-armvfp disable ARM VFP optimizations
224 --disable-iwmmxt disable iwmmxt optimizations
225 --disable-mmi disable MMI optimizations
226 --disable-neon disable neon optimizations
227 --disable-vis disable VIS optimizations
228 --disable-yasm disable use of yasm assembler
229 --enable-pic build position-independent code
230
231Developer options (useful when working on FFmpeg itself):
232 --disable-debug disable debugging symbols
233 --enable-debug=LEVEL set the debug level [$debuglevel]
234 --enable-gprof enable profiling with gprof [$gprof]
235 --disable-optimizations disable compiler optimizations
236 --enable-extra-warnings enable more compiler warnings
237 --disable-stripping disable stripping of executables and shared libraries
238
239NOTE: Object files are built at the place where configure is launched.
240EOF
60e8bc13 241 exit 0
74c53c2d 242}
cf9d24ad 243
57bd82d4 244log(){
2270b4b2 245 echo "$@" >> $logfile
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246}
247
720c69da 248log_file(){
c8e9f801 249 log BEGIN $1
2270b4b2 250 pr -n -t $1 >> $logfile
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251 log END $1
252}
253
2ba042a7 254echolog(){
c8e9f801 255 log "$@"
57bd82d4 256 echo "$@"
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257}
258
259die(){
260 echolog "$@"
261 cat <<EOF
d326cf7f 262
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263If you think configure made a mistake, make sure you are using the latest
264version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 265ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 266EOF
e155a21a 267 if disabled logging; then
2ba042a7 268 cat <<EOF
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269Rerun configure with logging enabled (do not use --disable-logging), and
270include the log this produces with your report.
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271EOF
272 else
273cat <<EOF
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274Include the log file "$logfile" produced by configure as this will help
275solving the problem.
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276EOF
277 fi
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278 exit 1
279}
280
6c6007d6 281# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 282toupper(){
6c6007d6 283 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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284}
285
4a5444db 286tolower(){
6c6007d6 287 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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288}
289
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290c_escape(){
291 echo "$*" | sed 's/["\\]/\\\0/g'
292}
293
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294sh_quote(){
295 v=$(echo "$1" | sed "s/'/'\\\\''/g")
296 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
297 echo "$v"
298}
299
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300filter(){
301 pat=$1
302 shift
303 for v; do
98ef6079 304 eval "case $v in $pat) echo $v ;; esac"
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305 done
306}
307
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308set_all(){
309 value=$1
310 shift
311 for var in $*; do
312 eval $var=$value
313 done
314}
315
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316set_weak(){
317 value=$1
318 shift
319 for var; do
320 eval : \${$var:=$value}
321 done
322}
323
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324pushvar(){
325 for var in $*; do
326 eval level=\${${var}_level:=0}
327 eval ${var}_${level}="\$$var"
328 eval ${var}_level=$(($level+1))
329 done
330}
331
332popvar(){
333 for var in $*; do
334 eval level=\${${var}_level:-0}
335 test $level = 0 && continue
336 eval level=$(($level-1))
337 eval $var="\${${var}_${level}}"
338 eval ${var}_level=$level
339 eval unset ${var}_${level}
340 done
341}
342
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343enable(){
344 set_all yes $*
345}
346
347disable(){
348 set_all no $*
349}
350
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351enable_weak(){
352 set_weak yes $*
353}
354
355disable_weak(){
356 set_weak no $*
357}
358
72702705 359enable_safe(){
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360 for var; do
361 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
362 done
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363}
364
365disable_safe(){
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366 for var; do
367 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
72702705
MR
369}
370
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371do_enable_deep(){
372 for var; do
373 enabled $var && continue
374 eval sel="\$${var}_select"
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375 eval sgs="\$${var}_suggest"
376 pushvar var sgs
f9d328da 377 enable_deep $sel
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378 popvar sgs
379 enable_deep_weak $sgs
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380 popvar var
381 done
382}
383
384enable_deep(){
385 do_enable_deep $*
386 enable $*
387}
388
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389enable_deep_weak(){
390 do_enable_deep $*
391 enable_weak $*
392}
393
57bd82d4 394enabled(){
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MR
395 test "${1#!}" = "$1" && op== || op=!=
396 eval test "x\$${1#!}" $op "xyes"
44161118
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397}
398
37970ebf 399disabled(){
3250003c
MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
402}
403
44161118
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404enabled_all(){
405 for opt; do
406 enabled $opt || return 1
407 done
408}
409
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DB
410disabled_all(){
411 for opt; do
412 disabled $opt || return 1
413 done
414}
415
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416enabled_any(){
417 for opt; do
418 enabled $opt && return 0
419 done
420}
421
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DB
422disabled_any(){
423 for opt; do
424 disabled $opt && return 0
425 done
f7b230a7 426 return 1
85bca2c5
DB
427}
428
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MR
429set_default(){
430 for opt; do
88268e94 431 eval : \${$opt:=\$${opt}_default}
c9d19248
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432 done
433}
434
4a0d6686
AJ
435is_in(){
436 value=$1
437 shift
438 for var in $*; do
439 [ $var = $value ] && return 0
440 done
441 return 1
442}
443
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444check_deps(){
445 for cfg; do
3250003c 446 cfg="${cfg#!}"
799c9e9b
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447 enabled ${cfg}_checking && die "Circular dependency for $cfg."
448 disabled ${cfg}_checking && continue
449 enable ${cfg}_checking
450
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451 eval dep_all="\$${cfg}_deps"
452 eval dep_any="\$${cfg}_deps_any"
7ef3425f 453 eval dep_sel="\$${cfg}_select"
c510c7b5 454 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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455 eval dep_ifa="\$${cfg}_if"
456 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 457
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458 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
459 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
460 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 461
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462 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
463 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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464 enabled_all $dep_all || disable $cfg
465 enabled_any $dep_any || disable $cfg
7ef3425f 466 disabled_any $dep_sel && disable $cfg
799c9e9b 467
4ec45764
RP
468 if enabled $cfg; then
469 eval dep_extralibs="\$${cfg}_extralibs"
470 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 471 enable_deep $dep_sel
c510c7b5 472 enable_deep_weak $dep_sgs
4ec45764
RP
473 fi
474
799c9e9b 475 disable ${cfg}_checking
30fd06be
MR
476 done
477}
478
44161118
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479print_config(){
480 pfx=$1
481 header=$2
482 makefile=$3
483 shift 3
484 for cfg; do
5e622c40 485 ucname="$(toupper $cfg)"
44161118 486 if enabled $cfg; then
3d907e22 487 echo "#define ${pfx}${ucname} 1" >> $header
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488 echo "${pfx}${ucname}=yes" >> $makefile
489 else
b250f9c6 490 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 491 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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492 fi
493 done
57bd82d4
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494}
495
496flags_saved(){
2270b4b2 497 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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498}
499
dcd479c0 500save_flags(){
57bd82d4 501 flags_saved && return
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502 SAVE_CFLAGS="$CFLAGS"
503 SAVE_LDFLAGS="$LDFLAGS"
504 SAVE_extralibs="$extralibs"
505}
506
507restore_flags(){
f5d28d10 508 flags_saved || return
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509 CFLAGS="$SAVE_CFLAGS"
510 LDFLAGS="$SAVE_LDFLAGS"
511 extralibs="$SAVE_extralibs"
512 unset SAVE_CFLAGS
513 unset SAVE_LDFLAGS
514 unset SAVE_extralibs
515}
516
517temp_cflags(){
518 save_flags
519 CFLAGS="$CFLAGS $*"
520}
521
522temp_ldflags(){
523 save_flags
524 LDFLAGS="$LDFLAGS $*"
525}
526
527temp_extralibs(){
528 save_flags
529 extralibs="$extralibs $*"
530}
531
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532append(){
533 var=$1
534 shift
535 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
536 eval "$var=\"\$$var $*\""
537}
538
50a334e4 539add_cppflags(){
caf458dd 540 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
541}
542
57bd82d4 543add_cflags(){
caf458dd 544 append CFLAGS $($filter_cflags "$@")
57bd82d4
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545}
546
2f2e6c7c 547add_asflags(){
caf458dd 548 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
549}
550
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551add_ldflags(){
552 append LDFLAGS "$@"
553}
554
555add_extralibs(){
556 append extralibs "$@"
557}
558
b0cfb663 559check_cmd(){
b3cb5d51 560 log "$@"
2270b4b2 561 "$@" >> $logfile 2>&1
b0cfb663
MR
562}
563
dcd479c0 564check_cc(){
57bd82d4 565 log check_cc "$@"
2270b4b2 566 cat > $TMPC
720c69da 567 log_file $TMPC
50a334e4 568 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
569}
570
571check_cpp(){
572 log check_cpp "$@"
2270b4b2 573 cat > $TMPC
720c69da 574 log_file $TMPC
9e7f3277 575 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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576}
577
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578check_as(){
579 log check_as "$@"
580 cat > $TMPC
581 log_file $TMPC
2f2e6c7c 582 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
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583}
584
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585check_asm(){
586 log check_asm "$@"
587 name="$1"
3784e82e 588 code="$2"
940f335a 589 shift 2
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590 disable $name
591 check_as "$@" <<EOF && enable $name
3784e82e 592void foo(void){ __asm__ volatile($code); }
940f335a
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593EOF
594}
595
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596check_yasm(){
597 log check_yasm "$@"
598 echo "$1" > $TMPS
599 log_file $TMPS
600 shift 1
601 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
602}
603
dcd479c0 604check_ld(){
57bd82d4 605 log check_ld "$@"
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606 flags=''
607 libs=''
608 for f; do
609 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
610 done
2a194acd 611 check_cc $($filter_cflags $flags) || return
684b28e0 612 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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613}
614
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615check_cppflags(){
616 log check_cppflags "$@"
caf458dd
MR
617 set -- $($filter_cppflags "$@")
618 check_cc "$@" <<EOF && append CPPFLAGS "$@"
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619int x;
620EOF
621}
622
dcd479c0 623check_cflags(){
57bd82d4 624 log check_cflags "$@"
caf458dd
MR
625 set -- $($filter_cflags "$@")
626 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
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627int x;
628EOF
629}
630
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631test_ldflags(){
632 log test_ldflags "$@"
633 check_ld "$@" <<EOF
c23a0ac8 634int main(void){ return 0; }
dcd479c0
MR
635EOF
636}
637
2ed46eea
MR
638check_ldflags(){
639 log check_ldflags "$@"
640 test_ldflags "$@" && add_ldflags "$@"
641}
642
dcd479c0 643check_header(){
57bd82d4 644 log check_header "$@"
dcd479c0
MR
645 header=$1
646 shift
b77df637
MR
647 disable_safe $header
648 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
649#include <$header>
650int x;
651EOF
652}
653
654check_func(){
57bd82d4 655 log check_func "$@"
dcd479c0
MR
656 func=$1
657 shift
d8bc5f06
MR
658 disable $func
659 check_ld "$@" <<EOF && enable $func
dcd479c0 660extern int $func();
c23a0ac8 661int main(void){ $func(); }
dcd479c0
MR
662EOF
663}
664
2446d3d6
DB
665check_func_headers(){
666 log check_func_headers "$@"
f8d7b072
MR
667 headers=$1
668 func=$2
669 shift 2
670 disable $func
671 incs=""
672 for hdr in $headers; do
673 incs="$incs
674#include <$hdr>"
675 done
cd0d9a9d 676 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 677$incs
d6773f56 678int main(int argc, char **argv){
2b2c2a81 679 return (long) $func;
f8d7b072
MR
680}
681EOF
682}
683
a5344cf7
SS
684check_cpp_condition(){
685 log check_cpp_condition "$@"
686 header=$1
687 condition=$2
f855b7b9
MR
688 shift 2
689 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
690#include <$header>
691#if !($condition)
692#error "unsatisfied condition: $condition"
693#endif
694EOF
695}
696
57bd82d4
MR
697check_lib(){
698 log check_lib "$@"
699 header="$1"
700 func="$2"
701 shift 2
fcfcde17
MR
702 temp_extralibs "$@"
703 check_header $header && check_func $func && add_extralibs "$@"
704 err=$?
705 restore_flags
706 return $err
57bd82d4
MR
707}
708
f8d7b072
MR
709check_lib2(){
710 log check_lib2 "$@"
711 headers="$1"
712 func="$2"
713 shift 2
300cde27 714 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
715}
716
dcd479c0 717check_exec(){
2270b4b2 718 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
719}
720
7dfef245 721check_exec_crash(){
5e622c40 722 code=$(cat)
7dfef245
MR
723
724 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
725 # are safe but may not be available everywhere. Thus we use
726 # raise(SIGTERM) instead. The check is run in a subshell so we
727 # can redirect the "Terminated" message from the shell. SIGBUS
728 # is not defined by standard C so it is used conditionally.
729
2270b4b2 730 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
731#include <signal.h>
732static void sighandler(int sig){
733 raise(SIGTERM);
734}
e5af4a11 735int main(void){
7dfef245
MR
736 signal(SIGILL, sighandler);
737 signal(SIGFPE, sighandler);
738 signal(SIGSEGV, sighandler);
739#ifdef SIGBUS
740 signal(SIGBUS, sighandler);
741#endif
742 { $code }
743}
744EOF
745}
746
72be9e73
DY
747check_type(){
748 log check_type "$@"
749 headers=$1
750 type=$2
751 shift 2
ae550ce9 752 disable_safe "$type"
72be9e73
DY
753 incs=""
754 for hdr in $headers; do
755 incs="$incs
756#include <$hdr>"
757 done
ae550ce9 758 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
759$incs
760$type v;
761EOF
762}
763
14d36751
MR
764check_struct(){
765 log check_type "$@"
766 headers=$1
767 struct=$2
768 member=$3
769 shift 3
770 disable_safe "${struct}_${member}"
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
776 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
777$incs
778const void *p = &(($struct *)0)->$member;
779EOF
780}
781
57bd82d4
MR
782require(){
783 name="$1"
784 header="$2"
785 func="$3"
786 shift 3
787 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
788}
789
f8d7b072
MR
790require2(){
791 name="$1"
792 headers="$2"
793 func="$3"
794 shift 3
795 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
796}
797
eea50282
MR
798check_foo_config(){
799 cfg=$1
800 pkg=$2
801 header=$3
802 func=$4
803 shift 4
804 disable $cfg
805 check_cmd ${pkg}-config --version
806 err=$?
807 if test "$err" = 0; then
5e622c40
DB
808 temp_cflags $(${pkg}-config --cflags)
809 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
810 check_lib "$@" $header $func && enable $cfg
811 fi
812 return $err
813}
814
f0125de9
MR
815check_host_cc(){
816 log check_host_cc "$@"
817 cat > $TMPC
818 log_file $TMPC
819 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
820}
821
822check_host_cflags(){
823 log check_host_cflags "$@"
824 check_host_cc "$@" <<EOF && append host_cflags "$@"
825int x;
826EOF
827}
828
c505dd31
MR
829apply(){
830 file=$1
831 shift
832 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
833}
834
c34681df
MR
835cp_if_changed(){
836 cmp -s "$1" "$2" &&
837 echo "$2 is unchanged" ||
838 cp -f "$1" "$2"
839}
840
dcd61286
DB
841# CONFIG_LIST contains configurable options, while HAVE_LIST is for
842# system-dependent things.
843
4a0d6686
AJ
844COMPONENT_LIST="
845 bsfs
846 decoders
847 demuxers
848 encoders
3cde40aa 849 filters
5666fd73 850 hwaccels
c552605c 851 indevs
4a0d6686 852 muxers
c552605c 853 outdevs
4a0d6686
AJ
854 parsers
855 protocols
856"
857
858CONFIG_LIST="
859 $COMPONENT_LIST
e8ed9b7a 860 aandct
f7679c54
VS
861 avfilter
862 avfilter_lavf
c88f5d72
MR
863 avisynth
864 beos_netserver
f402916e 865 bzlib
7f3f5f46 866 dct
c73f65d9 867 doc
92c6a099 868 dxva2
27a9466b 869 fastdiv
c88f5d72
MR
870 ffmpeg
871 ffplay
872 ffserver
1848f7d9 873 fft
4f034993 874 golomb
c88f5d72 875 gpl
ecfc4f44 876 gprof
d8d0d0b2 877 gray
3abe5fbd 878 hardcoded_tables
f7b8bffe 879 libdc1394
690bfceb 880 libdirac
2eed5a46
DB
881 libfaac
882 libfaad
883 libfaadbin
c88f5d72 884 libgsm
6ebe07fb 885 libmp3lame
c88f5d72 886 libnut
0b175caa
DB
887 libopencore_amrnb
888 libopencore_amrwb
9a77d59a 889 libopenjpeg
f7cd9eed 890 libschroedinger
ae14f311 891 libspeex
150d2772 892 libtheora
c88f5d72 893 libvorbis
1cc60c47
DB
894 libx264
895 libxvid
f4d608e3 896 lpc
47a158cb 897 mdct
c88f5d72 898 memalign_hack
a8150374 899 mlib
c88f5d72
MR
900 mpegaudio_hp
901 network
3fe142e2 902 nonfree
8a3c8627 903 pic
4a24ab64 904 postproc
2b4c3615 905 powerpc_perf
68602540 906 rdft
e90f5b5a 907 runtime_cpudetect
2e35e684 908 shared
bd2216e4 909 small
2e35e684 910 static
a9ddb5b1 911 swscale_alpha
17492d5e
DB
912 vaapi
913 vdpau
9cad0e4e 914 version3
56a059ac 915 x11grab
c88f5d72 916 zlib
4a0d6686 917"
c88f5d72 918
8eee7025
DB
919THREADS_LIST='
920 beosthreads
d22e8442 921 os2threads
8eee7025
DB
922 pthreads
923 w32threads
924'
925
3f5b56e5
MR
926ARCH_LIST='
927 alpha
a2fc0f6a 928 arm
fdcd782d
MR
929 avr32
930 avr32_ap
931 avr32_uc
3f5b56e5
MR
932 bfin
933 ia64
934 m68k
935 mips
bae3abb0 936 mips64
3f5b56e5 937 parisc
79cb09b2 938 ppc
34d11b87 939 ppc64
3f5b56e5
MR
940 s390
941 sh4
942 sparc
943 sparc64
944 x86
945 x86_32
946 x86_64
947'
948
949ARCH_EXT_LIST='
1ac9331a 950 altivec
3bf96eec 951 amd3dnow
a1ef9f08 952 amd3dnowext
1ac9331a 953 armv5te
edab3048 954 armv6
ab5cb084 955 armv6t2
f55b299a 956 armvfp
3f5b56e5
MR
957 iwmmxt
958 mmi
959 mmx
d7f0920b 960 mmx2
6b18d278 961 neon
799fde37 962 ppc4xx
1bb04d5a 963 sse
9eeed841 964 ssse3
bd9d34a0 965 vis
3f5b56e5
MR
966'
967
a3e02a8c
MR
968HAVE_LIST_PUB='
969 bigendian
970'
971
3f5b56e5
MR
972HAVE_LIST="
973 $ARCH_EXT_LIST
a3e02a8c 974 $HAVE_LIST_PUB
3f5b56e5 975 $THREADS_LIST
35fd8122 976 alsa_asoundlib_h
3f5b56e5 977 altivec_h
c9fdab0d 978 arpa_inet_h
e7ea5e3d 979 attribute_packed
6bd859d6 980 bswap
ecf97f22 981 closesocket
1ac9331a 982 cmov
e16e49ac 983 conio_h
c88f5d72 984 dcbzl
f8aa696f
DB
985 dev_bktr_ioctl_bt848_h
986 dev_bktr_ioctl_meteor_h
987 dev_ic_bt8xx_h
988 dev_video_meteor_ioctl_meteor_h
989 dev_video_bktr_ioctl_bt848_h
18b67ae5 990 dlfcn_h
c88f5d72 991 dlopen
bc574408 992 dos_paths
245626d0
DB
993 ebp_available
994 ebx_available
6b7c7703
VS
995 exp2
996 exp2f
c2a29455 997 fast_64bit
669b5583 998 fast_clz
7073e9fc 999 fast_cmov
7b829d2a 1000 fast_unaligned
9d99cc5a 1001 fork
84882df6 1002 getaddrinfo
da9e86f8 1003 gethrtime
4e68cb8a 1004 GetProcessTimes
66be5b45 1005 getrusage
2e1913b1 1006 inet_aton
61d251db 1007 inline_asm
abfc8d05 1008 isatty
9f5ff83f 1009 ldbrx
0b4a1821
AS
1010 libdc1394_1
1011 libdc1394_2
a33cab3a 1012 llrint
291fd18a 1013 log2
6b7c7703 1014 log2f
85dd97ad 1015 loongson
a33cab3a 1016 lrint
c88f5d72 1017 lrintf
e4673692 1018 lzo1x_999_compress
f8aa696f
DB
1019 machine_ioctl_bt848_h
1020 machine_ioctl_meteor_h
c88f5d72
MR
1021 malloc_h
1022 memalign
6ffa87d3 1023 mkstemp
b4e806b2 1024 pld
1f91cdce 1025 posix_memalign
a33cab3a
MK
1026 round
1027 roundf
c88f5d72
MR
1028 sdl
1029 sdl_video_size
b507ebd1 1030 setmode
72be9e73 1031 socklen_t
deb29777 1032 soundcard_h
f8cda19e 1033 poll_h
c0018613 1034 struct_addrinfo
b4d68544
MS
1035 struct_ipv6_mreq
1036 struct_sockaddr_in6
3b2372bf 1037 struct_sockaddr_sa_len
33a4dbdd 1038 struct_sockaddr_storage
b58412f1 1039 sys_mman_h
b091aa44 1040 sys_resource_h
81644c2e 1041 sys_select_h
deb29777 1042 sys_soundcard_h
1b6e8b73 1043 sys_videoio_h
d3a4b4e0 1044 ten_operands
e16e49ac 1045 termios_h
b265431e 1046 threads
7b04b8a0 1047 truncf
ce742de2 1048 vfp_args
7c5bfe7a 1049 VirtualAlloc
6ff3f3e7 1050 winsock2_h
cc078b5d 1051 xform_asm
304d586d 1052 yasm
0cb78cef 1053"
44161118 1054
b6bb00b0
MR
1055# options emitted with CONFIG_ prefix but not available on command line
1056CONFIG_EXTRA="
9cad0e4e
DB
1057 gplv3
1058 lgplv3
b6bb00b0
MR
1059"
1060
520cc7f1 1061CMDLINE_SELECT="
3f5b56e5 1062 $ARCH_EXT_LIST
520cc7f1 1063 $CONFIG_LIST
8eee7025 1064 $THREADS_LIST
c8a4ae00 1065 asm
db6107b6 1066 cross_compile
520cc7f1
MR
1067 debug
1068 extra_warnings
8c6afa4d 1069 logging
d2bbb2f7 1070 optimizations
87a0fb62 1071 stripping
7595a5e4 1072 yasm
520cc7f1 1073"
426be5dc
DB
1074
1075PATHS_LIST='
d156bede 1076 bindir
14a8acf1 1077 datadir
26759c44
MR
1078 incdir
1079 libdir
26759c44
MR
1080 mandir
1081 prefix
1082 shlibdir
426be5dc
DB
1083'
1084
1085CMDLINE_SET="
1086 $PATHS_LIST
1087 arch
313c46a6 1088 as
426be5dc
DB
1089 build_suffix
1090 cc
1091 cpu
1092 cross_prefix
50567afa 1093 dep_cc
ac63af34 1094 extra_version
9da6609f
MR
1095 host_cc
1096 host_cflags
1097 host_ldflags
1098 host_libs
82bb3329 1099 host_os
684b28e0 1100 ld
426be5dc 1101 logfile
89641463 1102 nm
26759c44 1103 source_path
c5200f17
MR
1104 sysinclude
1105 sysroot
a7ada2ba 1106 target_exec
26759c44 1107 target_os
a7ada2ba 1108 target_path
426be5dc 1109"
520cc7f1 1110
89f2932b
MR
1111CMDLINE_APPEND="
1112 extra_cflags
1113"
1114
912f3148
DB
1115# code dependency declarations
1116
9eeed841 1117# architecture extensions
808fa33c 1118
a2fc0f6a
MR
1119armv5te_deps="arm"
1120armv6_deps="arm"
ab5cb084 1121armv6t2_deps="arm"
a2fc0f6a
MR
1122armvfp_deps="arm"
1123iwmmxt_deps="arm"
808fa33c
MR
1124neon_deps="arm"
1125
e241ba14 1126mmi_deps="mips"
808fa33c
MR
1127
1128altivec_deps="ppc"
1129ppc4xx_deps="ppc"
1130
1131vis_deps="sparc"
1132
e939cedd 1133x86_64_select="cmov fast_cmov"
808fa33c
MR
1134amd3dnow_deps="mmx"
1135amd3dnowext_deps="amd3dnow"
9eeed841 1136mmx_deps="x86"
75aa95a6 1137mmx2_deps="mmx"
75aa95a6
DB
1138sse_deps="mmx"
1139ssse3_deps="sse"
9eeed841 1140
e939cedd 1141fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1142fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1143fast_unaligned_if_any="armv6 ppc x86"
669b5583 1144
89e053f8 1145need_memalign="altivec neon sse"
6fec122a 1146inline_asm_deps="!tms470"
89e053f8 1147
5666fd73 1148# decoders / encoders / hardware accelerators
f1e94694 1149aac_decoder_select="fft mdct aac_parser"
84c04e25 1150aac_encoder_select="fft mdct"
5b423887 1151ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1152alac_encoder_select="lpc"
47a158cb 1153atrac3_decoder_select="fft mdct"
4f034993 1154cavs_decoder_select="golomb"
47a158cb 1155cook_decoder_select="fft mdct"
2eef7c62 1156cscd_decoder_suggest="zlib"
47a158cb 1157dca_decoder_select="fft mdct"
e8ed9b7a 1158dnxhd_encoder_select="aandct"
2eef7c62 1159dxa_decoder_select="zlib"
baf91bb9 1160eac3_decoder_select="ac3_decoder"
84c04e25 1161eamad_decoder_select="aandct"
e8ed9b7a 1162eatgq_decoder_select="aandct"
d52b39c7 1163eatqi_decoder_select="aandct"
4f034993
MR
1164ffv1_decoder_select="golomb"
1165flac_decoder_select="golomb"
f4d608e3 1166flac_encoder_select="golomb lpc"
2eef7c62
AJ
1167flashsv_decoder_select="zlib"
1168flashsv_encoder_select="zlib"
4414137e 1169flv_decoder_select="h263_decoder"
4d4b4bd1 1170flv_encoder_select="h263_encoder"
e8ed9b7a 1171h261_encoder_select="aandct"
7f647ae0 1172h263_decoder_select="h263_parser"
e8ed9b7a 1173h263_encoder_select="aandct"
ff418735 1174h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1175h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1176h263i_decoder_select="h263_decoder"
fe629c2d 1177h263p_encoder_select="h263_encoder"
4f034993 1178h264_decoder_select="golomb"
92c6a099
LA
1179h264_dxva2_hwaccel_deps="dxva2api_h"
1180h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1181h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1182h264_vaapi_hwaccel_select="vaapi"
711dae77 1183h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1184h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1185imc_decoder_select="fft mdct"
4f034993
MR
1186jpegls_decoder_select="golomb"
1187jpegls_encoder_select="golomb"
e8ed9b7a 1188ljpeg_encoder_select="aandct"
4f034993 1189loco_decoder_select="golomb"
e8ed9b7a 1190mjpeg_encoder_select="aandct"
2cca233b 1191mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1192mpeg1video_encoder_select="aandct"
1193mpeg2video_encoder_select="aandct"
4414137e 1194mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1195mpeg4_encoder_select="h263_encoder"
711dae77 1196mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1197mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1198mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1199mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1200mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1201mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1202mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1203mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1204mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1205mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1206mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1207mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1208msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1209msmpeg4v1_encoder_select="h263_encoder"
4414137e 1210msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1211msmpeg4v2_encoder_select="h263_encoder"
4414137e 1212msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1213msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1214nellymoser_decoder_select="fft mdct"
1215nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1216png_decoder_select="zlib"
1217png_encoder_select="zlib"
63cae55d 1218qdm2_decoder_select="fft mdct rdft"
a8beb22f 1219rv10_decoder_select="h263_decoder"
b2bf38b4 1220rv10_encoder_select="h263_encoder"
a8beb22f 1221rv20_decoder_select="h263_decoder"
b2bf38b4 1222rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1223rv30_decoder_select="golomb"
1224rv40_decoder_select="golomb"
4f034993
MR
1225shorten_decoder_select="golomb"
1226sonic_decoder_select="golomb"
1227sonic_encoder_select="golomb"
1228sonic_ls_encoder_select="golomb"
1229svq3_decoder_select="golomb"
bee2eac5 1230svq3_decoder_suggest="zlib"
4eef77c1 1231theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1232tiff_decoder_suggest="zlib"
1233tiff_encoder_suggest="zlib"
aec09a00 1234truehd_decoder_select="mlp_decoder"
2eef7c62 1235tscc_decoder_select="zlib"
f95bfab0 1236vc1_decoder_select="h263_decoder"
9104cd51 1237vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1238vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1239vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1240vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1241vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1242vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1243vorbis_decoder_select="fft mdct"
1244vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1245vp6a_decoder_select="vp6_decoder"
1246vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1247wmav1_decoder_select="fft mdct"
1248wmav1_encoder_select="fft mdct"
1249wmav2_decoder_select="fft mdct"
1250wmav2_encoder_select="fft mdct"
f95bfab0 1251wmv1_decoder_select="h263_decoder"
665507aa 1252wmv1_encoder_select="h263_encoder"
f95bfab0 1253wmv2_decoder_select="h263_decoder"
1746e2a9 1254wmv2_encoder_select="h263_encoder"
015f8ee0 1255wmv3_decoder_select="vc1_decoder"
f0f86627 1256wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1257wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1258wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1259zlib_decoder_select="zlib"
1260zlib_encoder_select="zlib"
1261zmbv_decoder_select="zlib"
1262zmbv_encoder_select="zlib"
30fd06be 1263
28b80940
DB
1264# parsers
1265h264_parser_select="golomb"
1266
f1e94694
DB
1267# bitstream_filters
1268aac_adtstoasc_bsf_select="aac_parser"
1269
912f3148 1270# external libraries
1b71f045 1271libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1272libdirac_encoder_deps="libdirac"
c9171a83 1273libfaac_encoder_deps="libfaac"
69ddbd1d 1274libfaad_decoder_deps="libfaad"
4ec45764 1275libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1276libgsm_decoder_deps="libgsm"
1277libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1278libgsm_ms_decoder_deps="libgsm"
1279libgsm_ms_encoder_deps="libgsm"
1cc60c47 1280libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1281libopencore_amrnb_decoder_deps="libopencore_amrnb"
1282libopencore_amrnb_encoder_deps="libopencore_amrnb"
1283libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1284libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1285libschroedinger_decoder_deps="libschroedinger"
1286libschroedinger_encoder_deps="libschroedinger"
ae14f311 1287libspeex_decoder_deps="libspeex"
150d2772 1288libtheora_encoder_deps="libtheora"
b0caf888 1289libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1290libx264_encoder_deps="libx264"
1291libxvid_encoder_deps="libxvid"
30fd06be 1292
912f3148 1293# demuxers / muxers
03a76ba9 1294ac3_demuxer_deps="ac3_parser"
647c2356 1295asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1296avisynth_demuxer_deps="avisynth"
1297dirac_demuxer_deps="dirac_parser"
5b423887 1298eac3_demuxer_select="ac3_parser"
647c2356 1299ipod_muxer_select="mov_muxer"
4e622dea
SS
1300libnut_demuxer_deps="libnut"
1301libnut_muxer_deps="libnut"
647c2356 1302matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1303matroska_demuxer_suggest="zlib bzlib"
1304mov_demuxer_suggest="zlib"
1305mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1306mp4_muxer_select="mov_muxer"
1307mpegtsraw_demuxer_select="mpegts_demuxer"
1308mxf_d10_muxer_select="mxf_muxer"
24ca518b 1309ogg_demuxer_select="golomb"
647c2356 1310psp_muxer_select="mov_muxer"
4e622dea
SS
1311rtsp_demuxer_deps="sdp_demuxer"
1312sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1313spdif_muxer_select="aac_parser"
647c2356
DB
1314tg2_muxer_select="mov_muxer"
1315tgp_muxer_select="mov_muxer"
6bdaa5f4 1316w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1317
1318# indevs / outdevs
38e54a75
SS
1319alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1320alsa_indev_extralibs="-lasound"
1321alsa_outdev_deps="alsa_asoundlib_h"
1322alsa_outdev_extralibs="-lasound"
1323audio_beos_indev_deps="audio_beos"
1324audio_beos_indev_extralibs="-lmedia -lbe"
1325audio_beos_outdev_deps="audio_beos"
1326audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1327bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1328dv1394_indev_deps="dv1394 dv_demuxer"
1329jack_indev_deps="jack_jack_h"
1330jack_indev_extralibs="-ljack"
1331libdc1394_indev_deps="libdc1394"
38e54a75
SS
1332oss_indev_deps_any="soundcard_h sys_soundcard_h"
1333oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1334v4l_indev_deps="linux_videodev_h"
1335v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1336vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1337vfwcap_indev_extralibs="-lavicap32"
38e54a75 1338x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1339x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1340
912f3148 1341# protocols
3fff6382 1342gopher_protocol_deps="network"
c08fb000 1343http_protocol_deps="network"
cbf29889 1344rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1345rtp_protocol_deps="udp_protocol"
1346tcp_protocol_deps="network"
1347udp_protocol_deps="network"
1348
f7679c54 1349# filters
81124ba0 1350movie_filter_deps="avfilter_lavf"
f7679c54 1351
912f3148 1352# programs
fa859b4d 1353ffplay_deps="sdl"
6ad42348 1354ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1355ffserver_extralibs='$ldl'
a2830dca 1356
c73f65d9 1357doc_deps="texi2html"
912f3148 1358
de6d9b64 1359# default parameters
8a608357 1360
2ba042a7 1361logfile="config.err"
8a608357
MR
1362
1363# installation paths
c9d19248
MR
1364prefix_default="/usr/local"
1365bindir_default='${prefix}/bin'
14a8acf1 1366datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1367incdir_default='${prefix}/include'
1368libdir_default='${prefix}/lib'
1369mandir_default='${prefix}/share/man'
1370shlibdir_default="$libdir_default"
8a608357
MR
1371
1372# toolchain
11e6d03a 1373ar="ar"
13c7df3d 1374cc_default="gcc"
a3d7c197 1375cc_version=\"unknown\"
9da6609f 1376host_cc_default="gcc"
11e6d03a 1377ln_s="ln -sf"
89641463 1378nm_default="nm"
11e6d03a 1379objformat="elf"
be7109c1 1380ranlib="ranlib"
0f3cb305 1381strip="strip"
11e6d03a 1382yasmexe="yasm"
8a608357 1383
8182dc34
MR
1384nm_opts='-g'
1385
8a608357 1386# machine
5e622c40 1387arch=$(uname -m)
38d0a8aa 1388cpu="generic"
8a608357 1389
8a608357 1390# OS
4f854758 1391target_os=$(tolower $(uname -s))
82bb3329 1392host_os=$target_os
8a608357 1393
8a608357 1394# configurable options
c8a4ae00 1395enable asm
497237c7 1396enable debug
c73f65d9 1397enable doc
aa033b1e 1398enable fastdiv
497237c7
RP
1399enable ffmpeg
1400enable ffplay
1401enable ffserver
497237c7
RP
1402enable mpegaudio_hp
1403enable network
8400d6b8 1404enable optimizations
497237c7 1405enable protocols
530dc538 1406enable static
87a0fb62 1407enable stripping
a9ddb5b1 1408enable swscale_alpha
8a608357 1409
8a608357 1410# build settings
9987769a 1411SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1412FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1413LIBPREF="lib"
1414LIBSUF=".a"
c5f14466
RP
1415FULLNAME='$(NAME)$(BUILDSUF)'
1416LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1417SLIBPREF="lib"
1418SLIBSUF=".so"
c5f14466 1419SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1420SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1421SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1422LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1423
7e6c86e6
MR
1424CC_O='-o $@'
1425
f0125de9 1426host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1427host_libs='-lm'
1428
a7ada2ba
MR
1429target_path='.'
1430
0d7dca36
DB
1431# gcc stupidly only outputs the basename of targets with -MM, but we need the
1432# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1433DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1434DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1435
c597172e 1436# find source path
5e622c40 1437source_path="$(dirname "$0")"
497237c7 1438enable source_path_used
24524f36 1439if test -f configure; then
5e622c40 1440 source_path="$(pwd)"
497237c7 1441 disable source_path_used
c597172e 1442else
5e622c40 1443 source_path="$(cd "$source_path"; pwd)"
c597172e 1444 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1445 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1446 test -e "$source_path/config.h" &&
1447 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1448fi
1449
13cbe2c0 1450for v in "$@"; do
b04251c5
MR
1451 r=${v#*=}
1452 l=${v%"$r"}
1453 r=$(sh_quote "$r")
13cbe2c0
MR
1454 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1455done
c597172e 1456
73ef8980
MR
1457find_things(){
1458 thing=$1
1459 pattern=$2
1460 file=$source_path/$3
932ccf39 1461 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1462}
1463
1464ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1465DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1466HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1467PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1468BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1469MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1470DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1471OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1472INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1473PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1474FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1475
7483e694
DB
1476enable $ARCH_EXT_LIST \
1477 $DECODER_LIST \
1478 $ENCODER_LIST \
5666fd73 1479 $HWACCEL_LIST \
7483e694
DB
1480 $PARSER_LIST \
1481 $BSF_LIST \
1482 $DEMUXER_LIST \
1483 $MUXER_LIST \
f7679c54 1484 $FILTER_LIST \
7483e694
DB
1485 $PROTOCOL_LIST \
1486 $INDEV_LIST \
1487 $OUTDEV_LIST \
c597172e
MR
1488
1489die_unknown(){
1490 echo "Unknown option \"$1\"."
1491 echo "See $0 --help for available options."
1492 exit 1
1493}
1494
794f8e97 1495show_list() {
bf0c4afa
RP
1496 suffix=_$1
1497 shift
2b444ea7 1498 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1499 exit 0
1500}
1501
c597172e 1502for opt do
7483e694
DB
1503 optval="${opt#*=}"
1504 case "$opt" in
0f010b2f 1505 --extra-ldflags=*) add_ldflags $optval
7483e694 1506 ;;
0f010b2f 1507 --extra-libs=*) add_extralibs $optval
7483e694 1508 ;;
8fb1cb58 1509 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1510 ;;
40bcf4c7
BL
1511 --enable-debug=*) debuglevel="$optval"
1512 ;;
7483e694 1513 --enable-*=*|--disable-*=*)
8b93ddc3 1514 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1515 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1516 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1517 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1518 $action $(filter "$name" $list)
7483e694
DB
1519 ;;
1520 --enable-?*|--disable-?*)
5e622c40 1521 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1522 if is_in $option $COMPONENT_LIST; then
fed5d54b 1523 test $action = disable && action=unset
e3773a55
MR
1524 eval $action \$$(toupper ${option%s})_LIST
1525 elif is_in $option $CMDLINE_SELECT; then
1526 $action $option
1527 else
1528 die_unknown $opt
1529 fi
7483e694
DB
1530 ;;
1531 --list-*)
1532 NAME="${opt#--list-}"
1533 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1534 NAME=${NAME%s}
1535 eval show_list $NAME \$$(toupper $NAME)_LIST
1536 ;;
1537 --help|-h) show_help
1538 ;;
1539 *)
884a36a7 1540 optname="${opt%%=*}"
26759c44
MR
1541 optname="${optname#--}"
1542 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1543 if is_in $optname $CMDLINE_SET; then
1544 eval $optname='$optval'
1545 elif is_in $optname $CMDLINE_APPEND; then
1546 append $optname "$optval"
1547 else
1548 die_unknown $opt
1549 fi
7483e694
DB
1550 ;;
1551 esac
c597172e
MR
1552done
1553
bcea99bb
MR
1554disabled logging && logfile=/dev/null
1555
13cbe2c0 1556echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1557set >> $logfile
1558
9da6609f
MR
1559test -n "$cross_prefix" && enable cross_compile
1560
adb2b908 1561ar="${cross_prefix}${ar}"
11e6d03a 1562cc_default="${cross_prefix}${cc_default}"
20e0ed95 1563nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1564ranlib="${cross_prefix}${ranlib}"
1565strip="${cross_prefix}${strip}"
1566
c5200f17
MR
1567sysinclude_default="${sysroot}/usr/include"
1568
75800dce 1569set_default cc nm sysinclude
9da6609f
MR
1570enabled cross_compile || host_cc_default=$cc
1571set_default host_cc
13c7df3d 1572
82bb3329
MR
1573exesuf() {
1574 case $1 in
1575 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1576 esac
1577}
1578
1579EXESUF=$(exesuf $target_os)
1580HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1581
e4e69e0b 1582# set temporary file name
a49d42c2 1583: ${TMPDIR:=$TEMPDIR}
c51fafa1 1584: ${TMPDIR:=$TMP}
a49d42c2 1585: ${TMPDIR:=/tmp}
e4e69e0b 1586
54460a83
MR
1587if ! check_cmd type mktemp; then
1588 # simple replacement for missing mktemp
1589 # NOT SAFE FOR GENERAL USE
1590 mktemp(){
1591 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1592 }
1593fi
1594
1595tmpfile(){
1596 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1597 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1598 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1599 append TMPFILES $tmp
1600 eval $1=$tmp
1601}
1602
1603trap 'rm -f -- $TMPFILES' EXIT
1604trap exit HUP INT TERM
1605
1606tmpfile TMPC .c
1607tmpfile TMPE $EXESUF
1608tmpfile TMPH .h
1609tmpfile TMPO .o
1610tmpfile TMPS .S
a482e61b 1611tmpfile TMPV .ver
54460a83
MR
1612tmpfile TMPSH .sh
1613
1614unset -f mktemp
e4e69e0b 1615
993f2d0f
MR
1616# make sure we can execute files in $TMPDIR
1617cat > $TMPSH 2>> $logfile <<EOF
1618#! /bin/sh
1619EOF
1620chmod +x $TMPSH >> $logfile 2>&1
1621if ! $TMPSH >> $logfile 2>&1; then
1622 cat <<EOF
1623Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1624variable to another directory and make sure that it is not mounted noexec.
1625EOF
1626 die "Sanity test failed."
1627fi
993f2d0f 1628
19b4c628
MR
1629filter_cflags=echo
1630filter_cppflags=echo
1631filter_asflags=echo
1632
8f0c157a 1633if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1634 cc_type=gcc
a3d7c197 1635 cc_version=__VERSION__
aef6bd1b
MR
1636 if ! $cc -dumpversion | grep -q '^2\.'; then
1637 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1638 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1639 fi
629687f6
MR
1640elif $cc --version 2>/dev/null | grep -q Intel; then
1641 cc_type=icc
6e3fa35d 1642 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1643 CC_DEPFLAGS='-MMD'
1644 AS_DEPFLAGS='-MMD'
629687f6
MR
1645elif $cc -v 2>&1 | grep -q xlc; then
1646 cc_type=xlc
6e3fa35d 1647 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1648elif $cc -V 2>/dev/null | grep -q Compaq; then
1649 cc_type=ccc
6e3fa35d 1650 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1651 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1652 debuglevel=3
df442a8d 1653 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1654elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1655 test -d "$sysroot" || die "No valid sysroot specified."
1656 cc_type=armcc
6e3fa35d 1657 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1658 armcc_conf="$PWD/armcc.conf"
1659 $cc --arm_linux_configure \
1660 --arm_linux_config_file="$armcc_conf" \
1661 --configure_sysroot="$sysroot" \
1662 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1663 die "Error creating armcc configuration file."
1664 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1665 as_default="${cross_prefix}gcc"
07dec06e
MR
1666 CC_DEPFLAGS='-MMD'
1667 AS_DEPFLAGS='-MMD'
6fec122a
MR
1668elif $cc -version 2>/dev/null | grep -q TMS470; then
1669 cc_type=tms470
6e3fa35d 1670 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1671 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1672 CC_O='-fr=$(@D)'
1673 as_default="${cross_prefix}gcc"
1674 ld_default="${cross_prefix}gcc"
6fec122a
MR
1675 TMPO=$(basename $TMPC .c).o
1676 append TMPFILES $TMPO
1677 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1678 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1679 AS_DEPFLAGS='-MMD'
6fec122a
MR
1680 filter_cflags=tms470_flags
1681 tms470_flags(){
1682 for flag; do
1683 case $flag in
1684 -march=*|-mcpu=*)
1685 case "${flag#*=}" in
1686 armv7-a|cortex-a*) echo -mv=7a8 ;;
1687 armv7-r|cortex-r*) echo -mv=7r4 ;;
1688 armv7-m|cortex-m*) echo -mv=7m3 ;;
1689 armv6*|arm11*) echo -mv=6 ;;
1690 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1691 echo -mv=5e ;;
1692 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1693 esac
1694 ;;
1695 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1696 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1697 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1698 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1699 -Os) echo -O3 -mf=2 ;;
1700 -O[0-3]) echo $flag -mf=5 ;;
1701 -g) echo -g -mn ;;
587d24ff 1702 -pds=*) echo $flag ;;
6fec122a
MR
1703 esac
1704 done
1705 }
06da6943
DC
1706elif $cc -v 2>&1 | grep -q clang; then
1707 cc_type=clang
1708 cc_version=__VERSION__
1709 CC_DEPFLAGS='-MMD'
1710 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1711elif $cc -V 2>&1 | grep -q Sun; then
1712 cc_type=suncc
1713 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1714 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1715 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1716 filter_cflags=suncc_flags
1717 suncc_flags(){
1718 for flag; do
1719 case $flag in
1720 -march=*|-mcpu=*)
1721 case "${flag#*=}" in
1722 native) echo -xtarget=native ;;
1723 v9) echo -xarch=sparc ;;
1724 ultrasparc) echo -xarch=sparcvis ;;
1725 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1726 i586|pentium) echo -xchip=pentium ;;
1727 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1728 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1729 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1730 pentium4*) echo -xtarget=pentium4 ;;
1731 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1732 *-sse3) echo -xarch=sse3 ;;
1733 core2) echo -xarch=ssse3 -xchip=core2 ;;
1734 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1735 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1736 k8|opteron|athlon64|athlon-fx)
1737 echo -xarch=sse2a ;;
1738 athlon*) echo -xarch=pentium_proa ;;
1739 esac
1740 ;;
1741 -std=c99) echo -xc99 ;;
1742 -fomit-frame-pointer) echo -xregs=frameptr ;;
1743 -fPIC) echo -KPIC -xcode=pic32 ;;
1744 -Os) echo -O5 -xspace ;;
1745 -W*,*) echo $flag ;;
1746 -f*-*|-W*) ;;
1747 *) echo $flag ;;
1748 esac
1749 done
1750 }
629687f6
MR
1751fi
1752
1753test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1754
75bafbac 1755: ${as_default:=$cc}
50567afa 1756: ${dep_cc_default:=$cc}
684b28e0 1757: ${ld_default:=$cc}
50567afa 1758set_default as dep_cc ld
75800dce 1759
07dec06e
MR
1760test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1761test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1762
7f32f40c 1763add_cflags $extra_cflags
2f2e6c7c 1764add_asflags $extra_cflags
7f32f40c 1765
154d432c
MR
1766if test -n "$sysroot"; then
1767 case "$cc_type" in
1768 gcc)
467256f2 1769 add_cppflags --sysroot="$sysroot"
154d432c
MR
1770 add_ldflags --sysroot="$sysroot"
1771 ;;
6fec122a
MR
1772 tms470)
1773 add_cppflags -I"$sysinclude"
1774 add_ldflags --sysroot="$sysroot"
1775 ;;
06da6943
DC
1776 clang)
1777 add_cppflags -isysroot="$sysroot"
1778 add_ldflags -isysroot="$sysroot"
1779 ;;
154d432c
MR
1780 esac
1781fi
1782
d22c13a8
MR
1783if test "$cpu" = host; then
1784 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1785
1786 case "$cc_type" in
1787 gcc)
1788 check_native(){
1789 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1790 sed -n "/$1=/{
1791 s/.*$1=\\([^ ]*\\).*/\\1/
1792 p
1793 q
1794 }" $TMPE
d22c13a8
MR
1795 }
1796 cpu=$(check_native -march || check_native -mcpu)
1797 ;;
1798 esac
1799
1800 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1801fi
1802
e939cedd
MR
1803# Deal with common $arch aliases
1804case "$arch" in
1805 arm*)
1806 arch="arm"
1807 ;;
1808 mips|mipsel|IP*)
1809 arch="mips"
1810 ;;
1811 mips64)
1812 arch="mips"
1813 subarch="mips64"
1814 ;;
1815 parisc|hppa)
1816 arch="parisc"
1817 ;;
1818 parisc64|hppa64)
1819 arch="parisc"
1820 subarch="parisc64"
1821 ;;
1822 "Power Macintosh"|ppc|powerpc)
1823 arch="ppc"
1824 ;;
1825 ppc64)
1826 arch="ppc"
1827 subarch="ppc64"
1828 ;;
1829 s390|s390x)
1830 arch="s390"
1831 ;;
1832 sh4|sh)
1833 arch="sh4"
1834 ;;
1835 sun4u|sparc64)
1836 arch="sparc"
1837 subarch="sparc64"
1838 ;;
1839 i[3-6]86|i86pc|BePC|x86_64|amd64)
1840 arch="x86"
1841 ;;
1842esac
1843
1844is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1845enable $arch
e939cedd 1846
df5cdc24 1847# Add processor-specific flags
5d54c126
MR
1848if test "$cpu" = generic; then
1849 : do nothing
1850elif enabled ppc; then
343aef9b 1851
9dbd5c3d
MR
1852 case $cpu in
1853 601|ppc601|PowerPC601)
1854 cpuflags="-mcpu=601"
1855 ;;
1856 603*|ppc603*|PowerPC603*)
1857 cpuflags="-mcpu=603"
1858 ;;
1859 604*|ppc604*|PowerPC604*)
1860 cpuflags="-mcpu=604"
1861 ;;
1862 G3|g3|75*|ppc75*|PowerPC75*)
1863 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1864 ;;
1865 G4|g4|745*|ppc745*|PowerPC745*)
1866 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1867 ;;
1868 74*|ppc74*|PowerPC74*)
1869 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1870 ;;
1871 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1872 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1873 ;;
1874 Cell|CELL|cell)
1875 cpuflags="-mcpu=cell"
1876 enable ldbrx
1877 ;;
1878 esac
343aef9b
MR
1879
1880elif enabled x86; then
1881
9dbd5c3d
MR
1882 case $cpu in
1883 i[345]86|pentium)
1884 cpuflags="-march=$cpu"
1885 disable mmx
1886 ;;
1887 # targets that do NOT support conditional mov (cmov)
1888 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1889 cpuflags="-march=$cpu"
1890 disable cmov
1891 ;;
1892 # targets that do support conditional mov (cmov)
1893 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1894 cpuflags="-march=$cpu"
1895 enable cmov
1896 enable fast_cmov
1897 ;;
1898 # targets that do support conditional mov but on which it's slow
1899 pentium4|pentium4m|prescott|nocona)
1900 cpuflags="-march=$cpu"
1901 enable cmov
1902 disable fast_cmov
1903 ;;
1904 esac
343aef9b
MR
1905
1906elif enabled sparc; then
1907
9dbd5c3d
MR
1908 case $cpu in
1909 sparc64)
1910 cpuflags="-mcpu=v9"
1911 ;;
1912 esac
343aef9b
MR
1913
1914elif enabled arm; then
1915
34ba23c9
MR
1916 case $cpu in
1917 armv*)
1918 cpuflags="-march=$cpu"
1919 ;;
1920 *)
1921 cpuflags="-mcpu=$cpu"
1922 ;;
1923 esac
343aef9b
MR
1924
1925elif enabled alpha; then
1926
34ba23c9 1927 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1928
1929elif enabled bfin; then
1930
34ba23c9 1931 cpuflags="-mcpu=$cpu"
343aef9b
MR
1932
1933elif enabled mips; then
1934
34ba23c9 1935 cpuflags="-march=$cpu"
343aef9b
MR
1936
1937elif enabled avr32; then
1938
9dbd5c3d
MR
1939 case $cpu in
1940 ap7[02]0[0-2])
1941 subarch="avr32_ap"
1942 cpuflags="-mpart=$cpu"
1943 ;;
1944 ap)
1945 subarch="avr32_ap"
1946 cpuflags="-march=$cpu"
1947 ;;
1948 uc3[ab]*)
1949 subarch="avr32_uc"
1950 cpuflags="-mcpu=$cpu"
1951 ;;
1952 uc)
1953 subarch="avr32_uc"
1954 cpuflags="-march=$cpu"
1955 ;;
1956 esac
df5cdc24 1957
343aef9b
MR
1958fi
1959
df5cdc24
MR
1960add_cflags $cpuflags
1961add_asflags $cpuflags
1962
993f2d0f
MR
1963# compiler sanity check
1964check_exec <<EOF
1965int main(void){ return 0; }
1966EOF
1967if test "$?" != 0; then
1968 echo "$cc is unable to create an executable file."
1969 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1970 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1971 echo "Only do this if you know what cross compiling means."
1972 fi
1973 die "C compiler test failed."
1974fi
1975
38a9c529 1976add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1977check_cflags -std=c99
50a334e4 1978check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1979#include <stdlib.h>
1980EOF
50a334e4 1981check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1982#include <stdlib.h>
1983EOF
e9b9a2f8 1984
f0125de9
MR
1985check_host_cflags -std=c99
1986
b24dbcbd 1987case "$arch" in
e939cedd 1988 alpha|ia64|mips|parisc|sparc)
8a3c8627 1989 spic=$shared
b24dbcbd 1990 ;;
e939cedd 1991 x86)
cfdb6148 1992 subarch="x86_32"
e939cedd 1993 check_cc <<EOF && subarch="x86_64"
58b3536d 1994 int test[(int)sizeof(char*) - 7];
cfdb6148 1995EOF
de27f4d9 1996 if test "$subarch" = "x86_64"; then
e939cedd 1997 spic=$shared
de27f4d9 1998 fi
b24dbcbd 1999 ;;
b24dbcbd
RP
2000esac
2001
343aef9b 2002enable $subarch
8a3c8627 2003enabled spic && enable pic
5755bc88 2004check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2005
7483e694 2006# OS specific
4f854758 2007case $target_os in
7483e694 2008 beos|haiku|zeta)
c9d19248 2009 prefix_default="$HOME/config"
7483e694 2010 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2011 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2012 case "$gcc_version" in
2013 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2014 disable mmx
2015 ;;
2016 *20010315*) echo "BeBits gcc"
0f010b2f 2017 add_cflags -fno-expensive-optimizations
7483e694
DB
2018 ;;
2019 esac
7483e694
DB
2020 SHFLAGS=-nostart
2021 # enable BeOS things
2022 enable audio_beos
2023 # no need for libm, but the inet stuff
2024 # Check for BONE
2025 # XXX: actually should check for NOT net_server
78fe7631 2026 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2027 network_extralibs="-lbind -lsocket"
2028 else
2029 enable beos_netserver
2030 network_extralibs="-lnet"
2031 fi ;;
2032 sunos)
2033 FFSERVERLDFLAGS=""
9987769a 2034 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2035 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2036 network_extralibs="-lsocket -lnsl"
50a334e4 2037 add_cppflags -D__EXTENSIONS__
8182dc34 2038 nm_opts='-P -g'
7483e694
DB
2039 ;;
2040 netbsd)
07a8eef6
MR
2041 oss_indev_extralibs="-lossaudio"
2042 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2043 ;;
2044 openbsd)
89e053f8 2045 enable malloc_aligned
7c4a001a
MR
2046 # On OpenBSD 4.5. the compiler does not use PIC unless
2047 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2048 # however the generated executable will not do anything
2049 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2050 # Thus explicitly enable PIC here.
cd78208b 2051 enable pic
7483e694 2052 SHFLAGS='-shared'
07a8eef6
MR
2053 oss_indev_extralibs="-lossaudio"
2054 oss_outdev_extralibs="-lossaudio"
7483e694 2055 ;;
90b4f091 2056 freebsd|dragonfly)
89e053f8 2057 enable malloc_aligned
7483e694
DB
2058 ;;
2059 bsd/os)
2060 osextralibs="-lpoll -lgnugetopt"
2061 strip="strip -d"
2062 ;;
2063 darwin)
89e053f8 2064 enable malloc_aligned
0138c54e 2065 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2066 strip="strip -x"
2067 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2068 SLIBSUF=".dylib"
2069 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2070 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2071 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2072 objformat="macho"
1b0f6fb8 2073 enabled x86_64 && objformat="macho64"
8dfa86f7 2074 enabled_any pic shared ||
2704bd1a 2075 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2076 ;;
2077 mingw32*)
d9cd11ad
MS
2078 # Adding _WIN32_WINNT=0x0501 makes functions that require
2079 # XP visible and thus may make it binary incompatible with
2080 # earlier versions. Set --target-os=mingw32-prexp if this
2081 # isn't desired.
2082 test $target_os = "mingw32" && add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2083 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2084 disable network
2085 else
2086 target_os=mingw32
2087 fi
dcc01c06 2088 LIBTARGET=i386
1fc9fb8a 2089 if enabled x86_64; then
89e053f8 2090 enable malloc_aligned
dcc01c06 2091 LIBTARGET=x64
336cc1b0
MS
2092 elif enabled arm; then
2093 LIBTARGET=arm
dcc01c06 2094 fi
fbd971a4 2095 shlibdir_default="$bindir_default"
7483e694
DB
2096 disable ffserver
2097 SLIBPREF=""
2098 SLIBSUF=".dll"
7483e694
DB
2099 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2100 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2101 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2102 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2103 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2104 install -d "$(LIBDIR)"; \
2105 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2106 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2107 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2108 objformat="win32"
bc574408 2109 enable dos_paths
1894e741 2110 check_cflags -fno-common
b1549d61 2111 if ! enabled x86_64; then
f7ad5aa2
RP
2112 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2113 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2114 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2115 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2116 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2117 fi
7483e694
DB
2118 ;;
2119 cygwin*)
4f854758 2120 target_os=cygwin
fbd971a4 2121 shlibdir_default="$bindir_default"
7483e694
DB
2122 SLIBPREF="cyg"
2123 SLIBSUF=".dll"
2124 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2125 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2126 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2127 objformat="win32"
bc574408 2128 enable dos_paths
1894e741 2129 check_cflags -fno-common
7483e694 2130 ;;
4f365f37 2131 *-dos|freedos|opendos)
fdf11906 2132 disable ffplay ffserver
4f365f37
MK
2133 disable $INDEV_LIST $OUTDEV_LIST
2134 network_extralibs="-lsocket"
ff1c015d 2135 objformat="coff"
bc574408 2136 enable dos_paths
4f365f37 2137 ;;
7483e694 2138 linux)
7483e694
DB
2139 enable dv1394
2140 ;;
2141 irix*)
4f854758 2142 target_os=irix
7483e694
DB
2143 ranlib="echo ignoring ranlib"
2144 ;;
d22e8442 2145 os/2*)
d22e8442
DY
2146 strip="lxlite"
2147 ln_s="cp -f"
d22e8442 2148 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2149 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2150 FFSERVERLDFLAGS=""
287d3b13 2151 LIBSUF="_s.a"
d22e8442
DY
2152 SLIBPREF=""
2153 SLIBSUF=".dll"
2154 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2155 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2156 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2157 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2158 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2159 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2160 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2161 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2162 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2163 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2164 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2165 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2166 enable dos_paths
d22e8442 2167 ;;
83993c1c
AM
2168 gnu/kfreebsd)
2169 ;;
34e82167 2170 gnu)
34e82167 2171 ;;
d22e8442 2172
7483e694 2173 *)
4f924f9a 2174 die "Unknown OS '$target_os'."
7483e694
DB
2175 ;;
2176esac
2177
c9d19248
MR
2178set_default $PATHS_LIST
2179
c597172e 2180add_extralibs $osextralibs
de6d9b64 2181
28d8e661
DB
2182# Combine FFLDFLAGS and the LDFLAGS environment variable.
2183LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2184
320d060a 2185# we need to build at least one lib type
93b3c083 2186if ! enabled_any static shared; then
320d060a
DB
2187 cat <<EOF
2188At least one library type must be built.
2189Specify --enable-static to build the static libraries or --enable-shared to
2190build the shared libraries as well. To only build the shared libraries specify
2191--disable-static in addition to --enable-shared.
2192EOF
2193 exit 1;
2194fi
2195
abc4e572 2196disabled static && LIBNAME=""
2a320695 2197
a2234ceb
RP
2198if enabled_any libfaad libfaadbin ; then
2199 if check_header faad.h; then
295b8c70 2200 check_cc <<EOF
a2234ceb
RP
2201#include <faad.h>
2202#ifndef FAAD2_VERSION
2203ok faad1
2204#endif
db817cf3 2205int main(void) { return 0; }
a2234ceb
RP
2206EOF
2207 test $? = 0 && enable libfaad2
2208 else
ff3dac65 2209 die "FAAD test failed."
a2234ceb
RP
2210 fi
2211fi
2212
2213
2184c6f7 2214die_license_disabled() {
4c27207c 2215 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2216}
2217
2218die_license_disabled gpl libfaad2
2219die_license_disabled gpl libx264
2220die_license_disabled gpl libxvid
2221die_license_disabled gpl postproc
2222die_license_disabled gpl x11grab
2223
2f7ae63b 2224die_license_disabled nonfree libfaac
b2e3c528 2225
0b175caa
DB
2226die_license_disabled version3 libopencore_amrnb
2227die_license_disabled version3 libopencore_amrwb
2228
9cad0e4e 2229enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2230
9eeed841 2231check_deps $ARCH_EXT_LIST
0f3cb305 2232
40617a6d 2233disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2234
e276d9e8
MR
2235enable_pic() {
2236 enable pic
bce7b696
MR
2237 add_cppflags -DPIC
2238 add_cflags -fPIC
2239 add_asflags -fPIC
e276d9e8
MR
2240}
2241
2242enabled pic && enable_pic
bce7b696 2243
b4d96ba2
MR
2244check_cc <<EOF || die "Symbol mangling check failed."
2245int ff_extern;
2246EOF
8182dc34 2247sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2248extern_prefix=${sym%%ff_extern*}
2249
f65883c8
MR
2250check_cc <<EOF && enable inline_asm
2251void foo(void) { __asm__ volatile ("" ::); }
2252EOF
61d251db 2253
df5e3978
MR
2254_restrict=
2255for restrict_keyword in restrict __restrict__ __restrict; do
2256 check_cc <<EOF && _restrict=$restrict_keyword && break
2257void foo(char * $restrict_keyword p);
2258EOF
2259done
2260
2261check_cc <<EOF && enable attribute_packed
2262struct { int x; } __attribute__((packed)) x;
2263EOF
2264
2265check_cc <<EOF || die "endian test failed"
2266unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2267EOF
48fc536a 2268od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2269
e939cedd
MR
2270if enabled alpha; then
2271
2272 check_cflags -mieee
2273
2274elif enabled arm; then
e45391bb 2275
50fa82e6
MR
2276 check_cflags -marm
2277
fa0912fe
MR
2278 check_ld <<EOF && enable vfp_args
2279__asm__ (".eabi_attribute 28, 1");
2280int main(void) { return 0; }
2281EOF
2282
2283 # We have to check if pld is a nop and disable it.
2284 check_asm pld '"pld [r0]"'
2285
2286 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2287 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2288 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2289 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2290 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2291 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2292
e276d9e8
MR
2293 enabled_all armv6t2 shared !pic && enable_pic
2294
e939cedd
MR
2295elif enabled ia64; then
2296
2297 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2298 enabled shared && enable_weak hardcoded_tables
2299
fa0912fe 2300elif enabled mips; then
e45391bb 2301
fa0912fe
MR
2302 check_asm loongson '"dmult.g $1, $2, $3"'
2303 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2304
fa0912fe 2305elif enabled ppc; then
e45391bb 2306
fa0912fe
MR
2307 check_asm dcbzl '"dcbzl 0, 1"'
2308 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2309 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2310
2311 # AltiVec flags: The FSF version of GCC differs from the Apple version
2312 if enabled altivec; then
2313 check_cflags -maltivec -mabi=altivec &&
2314 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2315 check_cflags -faltivec
2316
2317 # check if our compiler supports Motorola AltiVec C API
2318 check_cc <<EOF || disable altivec
2319$inc_altivec_h
2320int main(void) {
2321 vector signed int v1, v2, v3;
2322 v1 = vec_add(v2,v3);
2323 return 0;
2324}
2325EOF
2326
2327 # check if our compiler supports braces for vector declarations
2328 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2329$inc_altivec_h
2330int main (void) { (vector int) {1}; return 0; }
2331EOF
2332 fi
e45391bb 2333
fa0912fe 2334elif enabled sparc; then
e45391bb 2335
fa0912fe
MR
2336 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2337 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2338
fa0912fe 2339elif enabled x86; then
e45391bb 2340
44965991
PI
2341 # check whether EBP is available on x86
2342 # As 'i' is stored on the stack, this program will crash
2343 # if the base pointer is used to access it because the
2344 # base pointer is cleared in the inline assembly code.
7dfef245 2345 check_exec_crash <<EOF && enable ebp_available
44965991 2346 volatile int i=0;
be449fca 2347 __asm__ volatile (
44965991
PI
2348 "xorl %%ebp, %%ebp"
2349 ::: "%ebp");
2350 return i;
44965991
PI
2351EOF
2352
f494213c 2353 # check whether EBX is available on x86
7cee5421
MR
2354 check_asm ebx_available '""::"b"(0)' &&
2355 check_asm ebx_available '"":::"%ebx"'
8e380710 2356
d3a4b4e0
DB
2357 # check whether more than 10 operands are supported
2358 check_cc <<EOF && enable ten_operands
2359int main(void) {
2360 int x=0;
2361 __asm__ volatile(
2362 ""
2363 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2364 );
2365 return 0;
2366}
2367EOF
2368
d7f0920b 2369 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2370 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2371 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2372
2373 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2374
d52481b9 2375 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2376 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2377 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2378 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2379 case "$objformat" in
2380 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2381 esac
7595a5e4 2382 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2383
669b5583
MR
2384 case "$cpu" in
2385 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2386 disable fast_clz
2387 ;;
2388 esac
2389
44965991
PI
2390fi
2391
a98bb16d
RP
2392if check_func dlopen; then
2393 ldl=
2394elif check_func dlopen -ldl; then
2395 ldl=-ldl
8bf5d58f
MN
2396fi
2397
75ecf149
DB
2398# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2399check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2400
7483e694 2401check_func fork
84882df6 2402check_func getaddrinfo $network_extralibs
7483e694
DB
2403check_func gethrtime
2404check_func getrusage
094c09bb 2405check_func inet_aton $network_extralibs
abfc8d05 2406check_func isatty
7483e694
DB
2407check_func memalign
2408check_func mkstemp
1f91cdce 2409check_func posix_memalign
b507ebd1 2410check_func_headers io.h setmode
e4673692 2411check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2412check_func_headers windows.h GetProcessTimes
7c5bfe7a 2413check_func_headers windows.h VirtualAlloc
6ffa87d3 2414
e16e49ac 2415check_header conio.h
a98bb16d 2416check_header dlfcn.h
92c6a099 2417check_header dxva2api.h
a98bb16d 2418check_header malloc.h
bf6ce82d 2419check_header poll.h
b58412f1 2420check_header sys/mman.h
b091aa44 2421check_header sys/resource.h
bf6ce82d 2422check_header sys/select.h
a98bb16d 2423check_header termios.h
272081b0
CEH
2424check_header vdpau/vdpau.h
2425check_header vdpau/vdpau_x11.h
68178ca9 2426check_header X11/extensions/XvMClib.h
a98bb16d 2427
9104cd51
RP
2428check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2429
89e053f8
MR
2430if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2431 enabled_any $need_memalign ; then
1f91cdce 2432 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2433fi
e16e49ac 2434
a4fa192c 2435disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2436disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2437
2438# check for some common methods of building with pthread support
2439# do this before the optional library checks as some of them require pthreads
2440if enabled pthreads; then
9e7fd101
MR
2441 if check_func pthread_create; then
2442 :
2443 elif check_func pthread_create -pthread; then
2444 add_cflags -pthread
afc9aee2 2445 add_extralibs -pthread
9e7fd101
MR
2446 elif check_func pthread_create -pthreads; then
2447 add_cflags -pthreads
afc9aee2 2448 add_extralibs -pthreads
8d94f606
GT
2449 elif check_func pthread_create -lpthreadGC2; then
2450 add_extralibs -lpthreadGC2
9e7fd101
MR
2451 elif ! check_lib pthread.h pthread_create -lpthread; then
2452 die "ERROR: can't find pthreads library"
2453 fi
57bd82d4
MR
2454fi
2455
8eee7025 2456for thread in $THREADS_LIST; do
e5f94c2b 2457 if enabled $thread; then
3ae3b721
RP
2458 test -n "$thread_type" &&
2459 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2460 thread_type="$thread"
e5f94c2b
RP
2461 fi
2462done
2463
fdf88598 2464check_lib math.h sin -lm
ff418735 2465check_lib va/va.h vaInitialize -lva
fdf88598 2466
6b7c7703
VS
2467check_func exp2
2468check_func exp2f
ad420e25
MR
2469check_func llrint
2470check_func log2
6b7c7703 2471check_func log2f
ad420e25
MR
2472check_func lrint
2473check_func lrintf
2474check_func round
2475check_func roundf
2476check_func truncf
f32adb22 2477
57bd82d4 2478# these are off by default, so fail if requested and not available
a1b3c5a3 2479enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2480enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2481 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2482 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2483enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2484enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2485enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2486enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2487enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2488enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2489enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2490enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2491enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2492 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2493enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2494enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2495enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2496enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2497 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2498 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2499enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2500enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2501
0b4a1821
AS
2502# libdc1394 check
2503if enabled libdc1394; then
2504 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2505 enable libdc1394_2; } ||
2506 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2507 enable libdc1394_1; } ||
2508 die "ERROR: No version of libdc1394 found "
2509fi
2510
6a1a892f 2511SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2512if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2513 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2514 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2515 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2516 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2517 enable sdl &&
2518 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2519fi
57bd82d4 2520
2270b4b2 2521texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2522
73b46a95 2523if enabled network; then
96000432 2524 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2525 check_type netdb.h "struct addrinfo"
b4d68544
MS
2526 check_type netinet/in.h "struct ipv6_mreq"
2527 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2528 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2529 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2530 # Prefer arpa/inet.h over winsock2
2531 if check_header arpa/inet.h ; then
2532 check_func closesocket
2533 elif check_header winsock2.h ; then
f4c13872
MS
2534 check_func_headers winsock2.h closesocket -lws2 && \
2535 network_extralibs="-lws2" || \
2536 { check_func_headers winsock2.h closesocket -lws2_32 && \
2537 network_extralibs="-lws2_32"; }
3debf366
MS
2538 # getaddrinfo is available if _WIN32_WINNT >= 0x0501 is defined
2539 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
72be9e73 2540 check_type ws2tcpip.h socklen_t
c0018613 2541 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2542 check_type ws2tcpip.h "struct ipv6_mreq"
2543 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2544 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2545 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2546 else
2547 disable network
73b46a95
RP
2548 fi
2549fi
2550
06e31011
RP
2551check_header linux/videodev.h
2552check_header linux/videodev2.h
1b6e8b73 2553check_header sys/videoio.h
47f38850 2554
27796dc3 2555check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2556
f8aa696f 2557# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2558{ check_header dev/bktr/ioctl_meteor.h &&
2559 check_header dev/bktr/ioctl_bt848.h; } ||
2560{ check_header machine/ioctl_meteor.h &&
2561 check_header machine/ioctl_bt848.h; } ||
2562{ check_header dev/video/meteor/ioctl_meteor.h &&
2563 check_header dev/video/bktr/ioctl_bt848.h; } ||
2564check_header dev/ic/bt8xx.h
f8aa696f 2565
c7682de0
RP
2566check_header sys/soundcard.h
2567check_header soundcard.h
deb29777 2568
b6f3d925 2569enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2570
0e57fe17 2571enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2572
56a059ac 2573enabled x11grab &&
f58f4ce1
GP
2574check_header X11/Xlib.h &&
2575check_header X11/extensions/XShm.h &&
0a045661 2576check_header X11/extensions/Xfixes.h &&
f58f4ce1 2577check_func XOpenDisplay -lX11 &&
781c1aa6
R
2578check_func XShmCreateImage -lX11 -lXext &&
2579check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2580
598ef02b 2581if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2582check_cpp_condition \
2583 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2584 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2585 disable vdpau; }
abf649c7 2586fi
deda2a4a 2587
95e561ec 2588enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2589
2590# add some useful compiler flags if supported
2591check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2592check_cflags -Wall
2593check_cflags -Wno-switch
c07bd6a9
MN
2594check_cflags -Wdisabled-optimization
2595check_cflags -Wpointer-arith
2596check_cflags -Wredundant-decls
cc1fb623 2597check_cflags -Wno-pointer-sign
f4929996 2598check_cflags -Wcast-qual
9aceb3cf 2599check_cflags -Wwrite-strings
652a5bf6 2600check_cflags -Wtype-limits
764551c6 2601check_cflags -Wundef
5af4e0cc 2602enabled extra_warnings && check_cflags -Winline
cf9d24ad 2603
57bd82d4 2604# add some linker flags
5c0e9479 2605check_ldflags -Wl,--warn-common
8351d2ba
DB
2606check_ldflags -Wl,--as-needed
2607check_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 2608check_ldflags -Wl,-Bsymbolic
94a3401e 2609
a482e61b
MR
2610echo "X{};" > $TMPV
2611test_ldflags -Wl,--version-script,$TMPV &&
2612 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2613
bd2216e4
MR
2614if enabled small; then
2615 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2616 optimizations="small"
2617elif enabled optimizations; then
629687f6 2618 if enabled xlc; then
0f010b2f
DB
2619 add_cflags -O5
2620 add_ldflags -O5
03279bbe
MK
2621 elif enabled suncc; then
2622 add_cflags -O5
df442a8d
MR
2623 elif enabled ccc; then
2624 add_cflags -fast
cf9d24ad 2625 else
0f010b2f 2626 add_cflags -O3
cf9d24ad 2627 fi
cddf3f45 2628fi
11fdbc44 2629check_cflags -fno-math-errno
b2eb2ff0 2630check_cflags -fno-signed-zeros
cddf3f45 2631
629687f6 2632if enabled icc; then
b1598b58
MR
2633 # Just warnings, no remarks
2634 check_cflags -w1
2635 # -wd: Disable following warnings
2636 # 144, 167, 556: -Wno-pointer-sign
2637 # 10006: ignoring unknown option -fno-signed-zeros
2638 # 10156: ignoring option '-W'; no argument required
2639 check_cflags -wd144,167,556,10006,10156
2640 # 11030: Warning unknown option --as-needed
2641 # 10156: ignoring option '-export'; no argument required
2642 check_ldflags -wd10156,11030
2643 # Allow to compile with optimizations
2644 check_ldflags -march=$cpu
be2cf98a
CEH
2645 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2646 enable ebp_available
df442a8d
MR
2647elif enabled ccc; then
2648 # disable some annoying warnings
2649 add_cflags -msg_disable cvtu32to64
2650 add_cflags -msg_disable embedcomment
2651 add_cflags -msg_disable needconstext
2652 add_cflags -msg_disable nomainieee
2653 add_cflags -msg_disable ptrmismatch1
2654 add_cflags -msg_disable unreachcode
973859f5
MR
2655elif enabled gcc; then
2656 check_cflags -fno-tree-vectorize
06da6943
DC
2657elif enabled clang; then
2658 check_cflags -Qunused-arguments
138132be
MR
2659elif enabled armcc; then
2660 # 2523: use of inline assembler is deprecated
2661 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2662elif enabled tms470; then
2663 add_cflags -pds=824 -pds=837
504a64b9
CEH
2664fi
2665
90be59ef 2666if enabled gprof; then
0f010b2f
DB
2667 add_cflags -p
2668 add_ldflags -p
1db54e20
DB
2669fi
2670
7f3c02fc 2671# Find out if the .align argument is a power of two or not.
9377b6ce 2672check_asm asmalign_pot '".align 3"'
4454dc1b 2673
7483e694
DB
2674enabled_any $DECODER_LIST && enable decoders
2675enabled_any $ENCODER_LIST && enable encoders
5666fd73 2676enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2677enabled_any $BSF_LIST && enable bsfs
2678enabled_any $DEMUXER_LIST && enable demuxers
2679enabled_any $MUXER_LIST && enable muxers
f7679c54 2680enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2681enabled_any $INDEV_LIST && enable indevs
2682enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2683enabled_any $PROTOCOL_LIST && enable protocols
2684
2685enabled_any $THREADS_LIST && enable threads
2686
2687check_deps $CONFIG_LIST \
b6bb00b0 2688 $CONFIG_EXTRA \
7483e694
DB
2689 $HAVE_LIST \
2690 $DECODER_LIST \
2691 $ENCODER_LIST \
5666fd73 2692 $HWACCEL_LIST \
7483e694
DB
2693 $PARSER_LIST \
2694 $BSF_LIST \
2695 $DEMUXER_LIST \
2696 $MUXER_LIST \
f7679c54 2697 $FILTER_LIST \
7483e694
DB
2698 $INDEV_LIST \
2699 $OUTDEV_LIST \
2700 $PROTOCOL_LIST \
f70f03f6 2701
c8a4ae00
MR
2702enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2703
3e89171a 2704echo "install prefix $prefix"
f36958f8
DB
2705echo "source path $source_path"
2706echo "C compiler $cc"
bfd5afd8 2707echo ".align is power-of-two $asmalign_pot"
f36958f8 2708echo "ARCH $arch ($cpu)"
ce8871c2
MR
2709if test "$build_suffix" != ""; then
2710 echo "build suffix $build_suffix"
eb94aca9 2711fi
ac63af34
DB
2712if test "$extra_version" != ""; then
2713 echo "version string suffix $extra_version"
2714fi
0db2ce77 2715echo "big-endian ${bigendian-no}"
e90f5b5a 2716echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2717if enabled x86; then
af44e8e4 2718 echo "yasm ${yasm-no}"
0db2ce77 2719 echo "MMX enabled ${mmx-no}"
30e98e62 2720 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2721 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2722 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2723 echo "SSE enabled ${sse-no}"
30e98e62 2724 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2725 echo "CMOV enabled ${cmov-no}"
2726 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2727 echo "EBX available ${ebx_available-no}"
2728 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2729 echo "10 operands supported ${ten_operands-no}"
e41e8342 2730fi
5b6c2cbd 2731if enabled arm; then
0db2ce77
MR
2732 echo "ARMv5TE enabled ${armv5te-no}"
2733 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2734 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2735 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2736 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2737 echo "NEON enabled ${neon-no}"
eba9ae3c 2738fi
5b6c2cbd 2739if enabled mips; then
0db2ce77 2740 echo "MMI enabled ${mmi-no}"
e41e8342 2741fi
5b6c2cbd 2742if enabled ppc; then
0db2ce77 2743 echo "AltiVec enabled ${altivec-no}"
30e98e62 2744 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2745 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2746 echo "performance report ${powerpc_perf-no}"
2747fi
2748if enabled sparc; then
2749 echo "VIS enabled ${vis-no}"
e41e8342 2750fi
0db2ce77
MR
2751echo "gprof enabled ${gprof-no}"
2752echo "debug symbols ${debug-no}"
87a0fb62 2753echo "strip symbols ${stripping-no}"
8400d6b8 2754echo "optimizations ${optimizations-no}"
0db2ce77
MR
2755echo "static ${static-no}"
2756echo "shared ${shared-no}"
4a24ab64 2757echo "postprocessing support ${postproc-no}"
f7679c54 2758echo "new filter support ${avfilter-no}"
81124ba0 2759echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2760echo "network support ${network-no}"
0db2ce77
MR
2761echo "threading support ${thread_type-no}"
2762echo "SDL support ${sdl-no}"
0db2ce77
MR
2763echo "Sun medialib support ${mlib-no}"
2764echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2765echo "libdc1394 support ${libdc1394-no}"
690bfceb 2766echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2767echo "libfaac enabled ${libfaac-no}"
2768echo "libfaad enabled ${libfaad-no}"
7e0871a7 2769echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2770echo "libgsm enabled ${libgsm-no}"
2771echo "libmp3lame enabled ${libmp3lame-no}"
2772echo "libnut enabled ${libnut-no}"
0b175caa
DB
2773echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2774echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2775echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2776echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2777echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2778echo "libtheora enabled ${libtheora-no}"
2779echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2780echo "libx264 enabled ${libx264-no}"
2781echo "libxvid enabled ${libxvid-no}"
0db2ce77 2782echo "zlib enabled ${zlib-no}"
f402916e 2783echo "bzlib enabled ${bzlib-no}"
2c62e737 2784echo
de6d9b64 2785
5666fd73 2786for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2787 echo "Enabled ${type}s:"
f65c9da1 2788 eval list=\$$(toupper $type)_LIST
8138b9db 2789 for part in $list; do
f65c9da1
MR
2790 enabled $part && echo ${part%_*}
2791 done | sort | pr -3 -t
2792 echo
8138b9db
RP
2793done
2794
ba7a7039 2795license="LGPL version 2.1 or later"
ba321adb 2796if enabled nonfree; then
ba7a7039 2797 license="nonfree and unredistributable"
9cad0e4e
DB
2798elif enabled gplv3; then
2799 license="GPL version 3 or later"
2800elif enabled lgplv3; then
2801 license="LGPL version 3 or later"
ba321adb 2802elif enabled gpl; then
ba7a7039 2803 license="GPL version 2 or later"
ba321adb
JK
2804fi
2805
2806echo "License: $license"
ca5323af 2807
cf1392e9
DB
2808echo "Creating config.mak and config.h..."
2809
df642790
MR
2810# build tree in object directory if source path is different from current one
2811if enabled source_path_used; then
2812 DIRS="
2813 doc
2814 libavcodec
2815 libavcodec/$arch
2816 libavdevice
2817 libavfilter
2818 libavformat
2819 libavutil
2820 libavutil/$arch
2821 libpostproc
2822 libswscale
2823 libswscale/$arch
2824 tests
2825 tools
2826 "
2827 FILES="
2828 Makefile
2829 common.mak
2830 subdir.mak
2831 doc/texi2pod.pl
2832 libavcodec/Makefile
2833 libavdevice/Makefile
2834 libavfilter/Makefile
2835 libavformat/Makefile
2836 libavutil/Makefile
2837 libpostproc/Makefile
2838 libswscale/Makefile
2839 "
2840 for dir in $DIRS ; do
2841 mkdir -p $dir
2842 done
2843 for f in $FILES ; do
2844 $ln_s "$source_path/$f" $f
2845 done
2846fi
2847
ad212cc6
MR
2848enabled stripping || strip="echo skipping strip"
2849
173c983b
MR
2850cat > config.mak <<EOF
2851# Automatically generated by configure - do not modify!
2852ifndef FFMPEG_CONFIG_MAK
2853FFMPEG_CONFIG_MAK=1
2854FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2855prefix=$prefix
2856LIBDIR=\$(DESTDIR)$libdir
2857SHLIBDIR=\$(DESTDIR)$shlibdir
2858INCDIR=\$(DESTDIR)$incdir
2859BINDIR=\$(DESTDIR)$bindir
2860DATADIR=\$(DESTDIR)$datadir
2861MANDIR=\$(DESTDIR)$mandir
2862SRC_PATH="$source_path"
2863SRC_PATH_BARE=$source_path
2864BUILD_ROOT="$PWD"
2865ARCH=$arch
2866CC=$cc
2867AS=$as
2868LD=$ld
2869DEPCC=$dep_cc
2870YASM=$yasmexe
2871AR=$ar
2872RANLIB=$ranlib
2873LN_S=$ln_s
2874STRIP=$strip
2875CPPFLAGS=$CPPFLAGS
2876CFLAGS=$CFLAGS
2877ASFLAGS=$ASFLAGS
2878CC_O=$CC_O
2879LDFLAGS=$LDFLAGS
2880FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2881SHFLAGS=$SHFLAGS
2882YASMFLAGS=$YASMFLAGS
2883BUILDSUF=$build_suffix
2884FULLNAME=$FULLNAME
2885LIBPREF=$LIBPREF
2886LIBSUF=$LIBSUF
2887LIBNAME=$LIBNAME
2888SLIBPREF=$SLIBPREF
2889SLIBSUF=$SLIBSUF
2890EXESUF=$EXESUF
2891EXTRA_VERSION=$extra_version
2892DEPFLAGS=$DEPFLAGS
2893CCDEP=$CCDEP
2894ASDEP=$ASDEP
2895CC_DEPFLAGS=$CC_DEPFLAGS
2896AS_DEPFLAGS=$AS_DEPFLAGS
2897HOSTCC=$host_cc
2898HOSTCFLAGS=$host_cflags
2899HOSTEXESUF=$HOSTEXESUF
2900HOSTLDFLAGS=$host_ldflags
2901HOSTLIBS=$host_libs
2902TARGET_EXEC=$target_exec
2903TARGET_PATH=$target_path
2904SDL_LIBS=$sdl_libs
2905SDL_CFLAGS=$sdl_cflags
2906LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2907EXTRALIBS=$extralibs
2908EOF
5a872801 2909
719c8e00
MR
2910get_version(){
2911 name=$1
2912 file=$source_path/$2
147e7692
MR
2913 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2914 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2915 lcname=$(tolower $name)
2916 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2917 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2918}
2919
147e7692
MR
2920get_version LIBSWSCALE libswscale/swscale.h
2921get_version LIBPOSTPROC libpostproc/postprocess.h
2922get_version LIBAVCODEC libavcodec/avcodec.h
2923get_version LIBAVDEVICE libavdevice/avdevice.h
2924get_version LIBAVFORMAT libavformat/avformat.h
2925get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2926get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2927
173c983b
MR
2928enabled shared && cat >> config.mak <<EOF
2929LIBTARGET=${LIBTARGET}
2930SLIBNAME=${SLIBNAME}
2931SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2932SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2933SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2934SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2935SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2936SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2937EOF
523ef551 2938
173c983b
MR
2939enabled asmalign_pot || align_shift="1 <<"
2940
2941cat > $TMPH <<EOF
2942/* Automatically generated by configure - do not modify! */
2943#ifndef FFMPEG_CONFIG_H
2944#define FFMPEG_CONFIG_H
2945#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2946#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2947#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2948#define CC_TYPE "$cc_type"
2949#define CC_VERSION $cc_version
2950#define restrict $_restrict
2951#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2952#define EXTERN_PREFIX "${extern_prefix}"
2953#define EXTERN_ASM ${extern_prefix}
2954EOF
523ef551
DB
2955
2956if enabled small || disabled optimizations; then
2957 echo "#define av_always_inline" >> $TMPH
2958fi
2959
3d907e22
MR
2960print_config ARCH_ $TMPH config.mak $ARCH_LIST
2961print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2962print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2963 $CONFIG_EXTRA \
7483e694
DB
2964 $DECODER_LIST \
2965 $ENCODER_LIST \
5666fd73 2966 $HWACCEL_LIST \
7483e694
DB
2967 $PARSER_LIST \
2968 $BSF_LIST \
2969 $DEMUXER_LIST \
2970 $MUXER_LIST \
f7679c54 2971 $FILTER_LIST \
7483e694
DB
2972 $PROTOCOL_LIST \
2973 $INDEV_LIST \
2974 $OUTDEV_LIST \
8ac17293 2975
9c05103f 2976echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2977echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2978
b7860763 2979# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2980cp_if_changed $TMPH config.h
3d204385 2981
a3e02a8c
MR
2982cat > $TMPH <<EOF
2983/* Generated by ffconf */
2984#ifndef AVUTIL_AVCONFIG_H
2985#define AVUTIL_AVCONFIG_H
2986EOF
2987
2988print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2989
2990echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2991
2992cp_if_changed $TMPH libavutil/avconfig.h
2993
d0674868 2994# build pkg-config files
def4272a 2995
d0674868
DB
2996pkgconfig_generate(){
2997name=$1
b0dfd108 2998shortname=${name#lib}${build_suffix}
d0674868
DB
2999comment=$2
3000version=$3
3001libs=$4
3002requires=$5
25cd5cb3 3003cat <<EOF > $name/$name.pc
3e89171a 3004prefix=$prefix
a94e666c 3005exec_prefix=\${prefix}
f2b7382c 3006libdir=$libdir
7622778e 3007includedir=$incdir
def4272a 3008
d0674868
DB
3009Name: $name
3010Description: $comment
3011Version: $version
8cd6b388 3012Requires: $(enabled shared || echo $requires)
5dcfe9f8 3013Requires.private: $(enabled shared && echo $requires)
def4272a 3014Conflicts:
8cd6b388 3015Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3016Libs.private: $(enabled shared && echo $libs)
76a448ed 3017Cflags: -I\${includedir}
def4272a 3018EOF
25cd5cb3 3019cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3020prefix=
3021exec_prefix=
46d1ff83 3022libdir=\${pcfiledir}
1d44d365 3023includedir=${source_path}
def4272a 3024
d0674868
DB
3025Name: $name
3026Description: $comment
3027Version: $version
3028Requires: $requires
def4272a 3029Conflicts:
12701f6e 3030Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3031Cflags: -I\${includedir}
3032EOF
d0674868 3033}
def4272a 3034
e426941d 3035pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3036pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3037pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3038pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3039enabled avfilter &&
46983309 3040 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3041enabled postproc &&
e426941d 3042 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3043pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"