Use $(CC_O) in %-test.o rules
[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(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
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(){
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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]
95 --disable-ipv6 disable IPv6 support [no]
96 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
97 --enable-gray enable full grayscale support (slower color)
98 --disable-swscale-alpha disable alpha channel support in swscale
99 --disable-fastdiv disable table-based division
100 --enable-small optimize for size instead of speed
101 --disable-aandct disable AAN DCT code
7f3f5f46 102 --disable-dct disable DCT code
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103 --disable-fft disable FFT code
104 --disable-golomb disable Golomb code
105 --disable-lpc disable LPC code
106 --disable-mdct disable MDCT code
107 --disable-rdft disable RDFT code
108 --disable-vaapi disable VAAPI code
109 --disable-vdpau disable VDPAU code
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"
be8f2501
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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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MR
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
72702705
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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
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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
c510c7b5
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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 $*
392}
393
57bd82d4 394enabled(){
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395 test "${1#!}" = "$1" && op== || op=!=
396 eval test "x\$${1#!}" $op "xyes"
44161118
MR
397}
398
37970ebf 399disabled(){
3250003c
MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
402}
403
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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
85bca2c5
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
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435is_in(){
436 value=$1
437 shift
438 for var in $*; do
439 [ $var = $value ] && return 0
440 done
441 return 1
442}
443
30fd06be
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444check_deps(){
445 for cfg; do
3250003c 446 cfg="${cfg#!}"
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447 enabled ${cfg}_checking && die "Circular dependency for $cfg."
448 disabled ${cfg}_checking && continue
449 enable ${cfg}_checking
450
30fd06be
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451 eval dep_all="\$${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
3d7453e0
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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 $dep_ifn
460 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 461
3d7453e0
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462 [ -n "$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
MR
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
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494}
495
496flags_saved(){
2270b4b2 497 (: ${SAVE_CFLAGS?}) 2> /dev/null
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498}
499
dcd479c0 500save_flags(){
57bd82d4 501 flags_saved && return
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502 SAVE_CFLAGS="$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 "$@")
2f2e6c7c
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549}
550
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551add_ldflags(){
552 append LDFLAGS "$@"
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
304d586d
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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 $libs
dcd479c0
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613}
614
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MR
615check_cppflags(){
616 log check_cppflags "$@"
caf458dd
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617 set -- $($filter_cppflags "$@")
618 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
619int x;
620EOF
621}
622
dcd479c0 623check_cflags(){
57bd82d4 624 log check_cflags "$@"
caf458dd
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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 "$@" <<EOF
c23a0ac8 634int main(void){ return 0; }
dcd479c0
MR
635EOF
636}
637
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638check_ldflags(){
639 log check_ldflags "$@"
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
27a9466b 868 fastdiv
c88f5d72
MR
869 ffmpeg
870 ffplay
871 ffserver
1848f7d9 872 fft
4f034993 873 golomb
c88f5d72 874 gpl
ecfc4f44 875 gprof
d8d0d0b2 876 gray
3abe5fbd 877 hardcoded_tables
c88f5d72 878 ipv6
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
33a4dbdd 1035 struct_sockaddr_storage
b58412f1 1036 sys_mman_h
b091aa44 1037 sys_resource_h
81644c2e 1038 sys_select_h
deb29777 1039 sys_soundcard_h
1b6e8b73 1040 sys_videoio_h
d3a4b4e0 1041 ten_operands
e16e49ac 1042 termios_h
b265431e 1043 threads
7b04b8a0 1044 truncf
ce742de2 1045 vfp_args
7c5bfe7a 1046 VirtualAlloc
6ff3f3e7 1047 winsock2_h
cc078b5d 1048 xform_asm
304d586d 1049 yasm
0cb78cef 1050"
44161118 1051
b6bb00b0
MR
1052# options emitted with CONFIG_ prefix but not available on command line
1053CONFIG_EXTRA="
9cad0e4e
DB
1054 gplv3
1055 lgplv3
b6bb00b0
MR
1056"
1057
520cc7f1 1058CMDLINE_SELECT="
3f5b56e5 1059 $ARCH_EXT_LIST
520cc7f1 1060 $CONFIG_LIST
8eee7025 1061 $THREADS_LIST
c8a4ae00 1062 asm
db6107b6 1063 cross_compile
520cc7f1
MR
1064 debug
1065 extra_warnings
8c6afa4d 1066 logging
d2bbb2f7 1067 optimizations
87a0fb62 1068 stripping
7595a5e4 1069 yasm
520cc7f1 1070"
426be5dc
DB
1071
1072PATHS_LIST='
d156bede 1073 bindir
14a8acf1 1074 datadir
26759c44
MR
1075 incdir
1076 libdir
26759c44
MR
1077 mandir
1078 prefix
1079 shlibdir
426be5dc
DB
1080'
1081
1082CMDLINE_SET="
1083 $PATHS_LIST
1084 arch
313c46a6 1085 as
426be5dc
DB
1086 build_suffix
1087 cc
1088 cpu
1089 cross_prefix
50567afa 1090 dep_cc
ac63af34 1091 extra_version
9da6609f
MR
1092 host_cc
1093 host_cflags
1094 host_ldflags
1095 host_libs
82bb3329 1096 host_os
684b28e0 1097 ld
426be5dc 1098 logfile
89641463 1099 nm
26759c44 1100 source_path
c5200f17
MR
1101 sysinclude
1102 sysroot
a7ada2ba 1103 target_exec
26759c44 1104 target_os
a7ada2ba 1105 target_path
426be5dc 1106"
520cc7f1 1107
89f2932b
MR
1108CMDLINE_APPEND="
1109 extra_cflags
1110"
1111
912f3148
DB
1112# code dependency declarations
1113
9eeed841 1114# architecture extensions
808fa33c 1115
a2fc0f6a
MR
1116armv5te_deps="arm"
1117armv6_deps="arm"
ab5cb084 1118armv6t2_deps="arm"
a2fc0f6a
MR
1119armvfp_deps="arm"
1120iwmmxt_deps="arm"
808fa33c
MR
1121neon_deps="arm"
1122
e241ba14 1123mmi_deps="mips"
808fa33c
MR
1124
1125altivec_deps="ppc"
1126ppc4xx_deps="ppc"
1127
1128vis_deps="sparc"
1129
e939cedd 1130x86_64_select="cmov fast_cmov"
808fa33c
MR
1131amd3dnow_deps="mmx"
1132amd3dnowext_deps="amd3dnow"
9eeed841 1133mmx_deps="x86"
75aa95a6 1134mmx2_deps="mmx"
75aa95a6
DB
1135sse_deps="mmx"
1136ssse3_deps="sse"
9eeed841 1137
e939cedd 1138fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1139fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1140fast_unaligned_if_any="armv6 ppc x86"
669b5583 1141
89e053f8 1142need_memalign="altivec neon sse"
6fec122a 1143inline_asm_deps="!tms470"
89e053f8 1144
5666fd73 1145# decoders / encoders / hardware accelerators
f1e94694 1146aac_decoder_select="fft mdct aac_parser"
84c04e25 1147aac_encoder_select="fft mdct"
5b423887 1148ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1149alac_encoder_select="lpc"
47a158cb 1150atrac3_decoder_select="fft mdct"
4f034993 1151cavs_decoder_select="golomb"
47a158cb 1152cook_decoder_select="fft mdct"
2eef7c62 1153cscd_decoder_suggest="zlib"
47a158cb 1154dca_decoder_select="fft mdct"
e8ed9b7a 1155dnxhd_encoder_select="aandct"
2eef7c62 1156dxa_decoder_select="zlib"
baf91bb9 1157eac3_decoder_select="ac3_decoder"
84c04e25 1158eamad_decoder_select="aandct"
e8ed9b7a 1159eatgq_decoder_select="aandct"
d52b39c7 1160eatqi_decoder_select="aandct"
4f034993
MR
1161ffv1_decoder_select="golomb"
1162flac_decoder_select="golomb"
f4d608e3 1163flac_encoder_select="golomb lpc"
2eef7c62
AJ
1164flashsv_decoder_select="zlib"
1165flashsv_encoder_select="zlib"
4414137e 1166flv_decoder_select="h263_decoder"
4d4b4bd1 1167flv_encoder_select="h263_encoder"
e8ed9b7a 1168h261_encoder_select="aandct"
7f647ae0 1169h263_decoder_select="h263_parser"
e8ed9b7a 1170h263_encoder_select="aandct"
ff418735 1171h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1172h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1173h263i_decoder_select="h263_decoder"
fe629c2d 1174h263p_encoder_select="h263_encoder"
4f034993 1175h264_decoder_select="golomb"
ff418735 1176h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1177h264_vaapi_hwaccel_select="vaapi"
711dae77 1178h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1179h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1180imc_decoder_select="fft mdct"
4f034993
MR
1181jpegls_decoder_select="golomb"
1182jpegls_encoder_select="golomb"
e8ed9b7a 1183ljpeg_encoder_select="aandct"
4f034993 1184loco_decoder_select="golomb"
e8ed9b7a 1185mjpeg_encoder_select="aandct"
2cca233b 1186mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1187mpeg1video_encoder_select="aandct"
1188mpeg2video_encoder_select="aandct"
4414137e 1189mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1190mpeg4_encoder_select="h263_encoder"
711dae77 1191mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1192mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1193mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1194mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1195mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1196mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1197mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1198mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1199mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1200mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1201mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1202mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1203msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1204msmpeg4v1_encoder_select="h263_encoder"
4414137e 1205msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1206msmpeg4v2_encoder_select="h263_encoder"
4414137e 1207msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1208msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1209nellymoser_decoder_select="fft mdct"
1210nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1211png_decoder_select="zlib"
1212png_encoder_select="zlib"
63cae55d 1213qdm2_decoder_select="fft mdct rdft"
a8beb22f 1214rv10_decoder_select="h263_decoder"
b2bf38b4 1215rv10_encoder_select="h263_encoder"
a8beb22f 1216rv20_decoder_select="h263_decoder"
b2bf38b4 1217rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1218rv30_decoder_select="golomb"
1219rv40_decoder_select="golomb"
4f034993
MR
1220shorten_decoder_select="golomb"
1221sonic_decoder_select="golomb"
1222sonic_encoder_select="golomb"
1223sonic_ls_encoder_select="golomb"
1224svq3_decoder_select="golomb"
bee2eac5 1225svq3_decoder_suggest="zlib"
4eef77c1 1226theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1227tiff_decoder_suggest="zlib"
1228tiff_encoder_suggest="zlib"
aec09a00 1229truehd_decoder_select="mlp_decoder"
2eef7c62 1230tscc_decoder_select="zlib"
f95bfab0 1231vc1_decoder_select="h263_decoder"
ff418735 1232vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1233vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1234vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1235vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1236vorbis_decoder_select="fft mdct"
1237vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1238vp6a_decoder_select="vp6_decoder"
1239vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1240wmav1_decoder_select="fft mdct"
1241wmav1_encoder_select="fft mdct"
1242wmav2_decoder_select="fft mdct"
1243wmav2_encoder_select="fft mdct"
f95bfab0 1244wmv1_decoder_select="h263_decoder"
665507aa 1245wmv1_encoder_select="h263_encoder"
f95bfab0 1246wmv2_decoder_select="h263_decoder"
1746e2a9 1247wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1248wmv3_decoder_select="vc1_decoder"
1249wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1250wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1251zlib_decoder_select="zlib"
1252zlib_encoder_select="zlib"
1253zmbv_decoder_select="zlib"
1254zmbv_encoder_select="zlib"
30fd06be 1255
28b80940
DB
1256# parsers
1257h264_parser_select="golomb"
1258
f1e94694
DB
1259# bitstream_filters
1260aac_adtstoasc_bsf_select="aac_parser"
1261
912f3148 1262# external libraries
1b71f045 1263libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1264libdirac_encoder_deps="libdirac"
c9171a83 1265libfaac_encoder_deps="libfaac"
69ddbd1d 1266libfaad_decoder_deps="libfaad"
4ec45764 1267libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1268libgsm_decoder_deps="libgsm"
1269libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1270libgsm_ms_decoder_deps="libgsm"
1271libgsm_ms_encoder_deps="libgsm"
1cc60c47 1272libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1273libopencore_amrnb_decoder_deps="libopencore_amrnb"
1274libopencore_amrnb_encoder_deps="libopencore_amrnb"
1275libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1276libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1277libschroedinger_decoder_deps="libschroedinger"
1278libschroedinger_encoder_deps="libschroedinger"
ae14f311 1279libspeex_decoder_deps="libspeex"
150d2772 1280libtheora_encoder_deps="libtheora"
b0caf888 1281libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1282libx264_encoder_deps="libx264"
1283libxvid_encoder_deps="libxvid"
30fd06be 1284
912f3148 1285# demuxers / muxers
03a76ba9 1286ac3_demuxer_deps="ac3_parser"
647c2356 1287asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1288avisynth_demuxer_deps="avisynth"
1289dirac_demuxer_deps="dirac_parser"
5b423887 1290eac3_demuxer_select="ac3_parser"
647c2356 1291ipod_muxer_select="mov_muxer"
4e622dea
SS
1292libnut_demuxer_deps="libnut"
1293libnut_muxer_deps="libnut"
647c2356 1294matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1295matroska_demuxer_suggest="zlib bzlib"
1296mov_demuxer_suggest="zlib"
1297mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1298mp4_muxer_select="mov_muxer"
1299mpegtsraw_demuxer_select="mpegts_demuxer"
1300mxf_d10_muxer_select="mxf_muxer"
24ca518b 1301ogg_demuxer_select="golomb"
647c2356 1302psp_muxer_select="mov_muxer"
4e622dea
SS
1303rtsp_demuxer_deps="sdp_demuxer"
1304sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1305spdif_muxer_select="aac_parser"
647c2356
DB
1306tg2_muxer_select="mov_muxer"
1307tgp_muxer_select="mov_muxer"
6bdaa5f4 1308w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1309
1310# indevs / outdevs
38e54a75
SS
1311alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1312alsa_indev_extralibs="-lasound"
1313alsa_outdev_deps="alsa_asoundlib_h"
1314alsa_outdev_extralibs="-lasound"
1315audio_beos_indev_deps="audio_beos"
1316audio_beos_indev_extralibs="-lmedia -lbe"
1317audio_beos_outdev_deps="audio_beos"
1318audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1319bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1320dv1394_indev_deps="dv1394 dv_demuxer"
1321jack_indev_deps="jack_jack_h"
1322jack_indev_extralibs="-ljack"
1323libdc1394_indev_deps="libdc1394"
38e54a75
SS
1324oss_indev_deps_any="soundcard_h sys_soundcard_h"
1325oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1326v4l_indev_deps="linux_videodev_h"
1327v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1328vfwcap_indev_deps="capCreateCaptureWindow"
1329vfwcap_indev_extralibs="-lvfw32"
1330x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1331x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1332
912f3148 1333# protocols
3fff6382 1334gopher_protocol_deps="network"
c08fb000 1335http_protocol_deps="network"
cbf29889 1336rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1337rtp_protocol_deps="udp_protocol"
1338tcp_protocol_deps="network"
1339udp_protocol_deps="network"
1340
f7679c54 1341# filters
81124ba0 1342movie_filter_deps="avfilter_lavf"
f7679c54 1343
912f3148 1344# programs
fa859b4d 1345ffplay_deps="sdl"
6ad42348 1346ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1347ffserver_extralibs='$ldl'
a2830dca 1348
c73f65d9 1349doc_deps="texi2html"
912f3148 1350
de6d9b64 1351# default parameters
8a608357 1352
2ba042a7 1353logfile="config.err"
8a608357
MR
1354
1355# installation paths
c9d19248
MR
1356prefix_default="/usr/local"
1357bindir_default='${prefix}/bin'
14a8acf1 1358datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1359incdir_default='${prefix}/include'
1360libdir_default='${prefix}/lib'
1361mandir_default='${prefix}/share/man'
1362shlibdir_default="$libdir_default"
8a608357
MR
1363
1364# toolchain
11e6d03a 1365ar="ar"
13c7df3d 1366cc_default="gcc"
a3d7c197 1367cc_version=\"unknown\"
9da6609f 1368host_cc_default="gcc"
11e6d03a 1369ln_s="ln -sf"
89641463 1370nm_default="nm"
11e6d03a 1371objformat="elf"
be7109c1 1372ranlib="ranlib"
0f3cb305 1373strip="strip"
11e6d03a 1374yasmexe="yasm"
8a608357 1375
8182dc34
MR
1376nm_opts='-g'
1377
8a608357 1378# machine
5e622c40 1379arch=$(uname -m)
38d0a8aa 1380cpu="generic"
8a608357 1381
8a608357 1382# OS
4f854758 1383target_os=$(tolower $(uname -s))
82bb3329 1384host_os=$target_os
8a608357 1385
8a608357 1386# configurable options
c8a4ae00 1387enable asm
497237c7 1388enable debug
c73f65d9 1389enable doc
aa033b1e 1390enable fastdiv
497237c7
RP
1391enable ffmpeg
1392enable ffplay
1393enable ffserver
1394enable ipv6
497237c7
RP
1395enable mpegaudio_hp
1396enable network
8400d6b8 1397enable optimizations
497237c7 1398enable protocols
530dc538 1399enable static
87a0fb62 1400enable stripping
a9ddb5b1 1401enable swscale_alpha
8a608357 1402
8a608357 1403# build settings
9987769a 1404SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1405FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1406LIBPREF="lib"
1407LIBSUF=".a"
c5f14466
RP
1408FULLNAME='$(NAME)$(BUILDSUF)'
1409LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1410SLIBPREF="lib"
1411SLIBSUF=".so"
c5f14466 1412SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1413SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1414SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1415LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1416
7e6c86e6
MR
1417CC_O='-o $@'
1418
f0125de9 1419host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1420host_libs='-lm'
1421
a7ada2ba
MR
1422target_path='.'
1423
0d7dca36
DB
1424# gcc stupidly only outputs the basename of targets with -MM, but we need the
1425# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1426DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1427DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1428
c597172e 1429# find source path
5e622c40 1430source_path="$(dirname "$0")"
497237c7 1431enable source_path_used
24524f36 1432if test -f configure; then
5e622c40 1433 source_path="$(pwd)"
497237c7 1434 disable source_path_used
c597172e 1435else
5e622c40 1436 source_path="$(cd "$source_path"; pwd)"
c597172e 1437 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1438 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1439 test -e "$source_path/config.h" &&
1440 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1441fi
1442
13cbe2c0 1443for v in "$@"; do
b04251c5
MR
1444 r=${v#*=}
1445 l=${v%"$r"}
1446 r=$(sh_quote "$r")
13cbe2c0
MR
1447 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1448done
c597172e 1449
73ef8980
MR
1450find_things(){
1451 thing=$1
1452 pattern=$2
1453 file=$source_path/$3
932ccf39 1454 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1455}
1456
1457ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1458DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1459HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1460PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1461BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1462MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1463DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1464OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1465INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1466PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1467FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1468
7483e694
DB
1469enable $ARCH_EXT_LIST \
1470 $DECODER_LIST \
1471 $ENCODER_LIST \
5666fd73 1472 $HWACCEL_LIST \
7483e694
DB
1473 $PARSER_LIST \
1474 $BSF_LIST \
1475 $DEMUXER_LIST \
1476 $MUXER_LIST \
f7679c54 1477 $FILTER_LIST \
7483e694
DB
1478 $PROTOCOL_LIST \
1479 $INDEV_LIST \
1480 $OUTDEV_LIST \
c597172e
MR
1481
1482die_unknown(){
1483 echo "Unknown option \"$1\"."
1484 echo "See $0 --help for available options."
1485 exit 1
1486}
1487
794f8e97 1488show_list() {
bf0c4afa
RP
1489 suffix=_$1
1490 shift
2b444ea7 1491 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1492 exit 0
1493}
1494
c597172e 1495for opt do
7483e694
DB
1496 optval="${opt#*=}"
1497 case "$opt" in
0f010b2f 1498 --extra-ldflags=*) add_ldflags $optval
7483e694 1499 ;;
0f010b2f 1500 --extra-libs=*) add_extralibs $optval
7483e694 1501 ;;
8fb1cb58 1502 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1503 ;;
40bcf4c7
BL
1504 --enable-debug=*) debuglevel="$optval"
1505 ;;
7483e694 1506 --enable-*=*|--disable-*=*)
8b93ddc3 1507 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1508 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1509 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1510 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1511 $action $(filter "$name" $list)
7483e694
DB
1512 ;;
1513 --enable-?*|--disable-?*)
5e622c40 1514 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1515 if is_in $option $COMPONENT_LIST; then
fed5d54b 1516 test $action = disable && action=unset
e3773a55
MR
1517 eval $action \$$(toupper ${option%s})_LIST
1518 elif is_in $option $CMDLINE_SELECT; then
1519 $action $option
1520 else
1521 die_unknown $opt
1522 fi
7483e694
DB
1523 ;;
1524 --list-*)
1525 NAME="${opt#--list-}"
1526 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1527 NAME=${NAME%s}
1528 eval show_list $NAME \$$(toupper $NAME)_LIST
1529 ;;
1530 --help|-h) show_help
1531 ;;
1532 *)
884a36a7 1533 optname="${opt%%=*}"
26759c44
MR
1534 optname="${optname#--}"
1535 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1536 if is_in $optname $CMDLINE_SET; then
1537 eval $optname='$optval'
1538 elif is_in $optname $CMDLINE_APPEND; then
1539 append $optname "$optval"
1540 else
1541 die_unknown $opt
1542 fi
7483e694
DB
1543 ;;
1544 esac
c597172e
MR
1545done
1546
bcea99bb
MR
1547disabled logging && logfile=/dev/null
1548
13cbe2c0 1549echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1550set >> $logfile
1551
9da6609f
MR
1552test -n "$cross_prefix" && enable cross_compile
1553
adb2b908 1554ar="${cross_prefix}${ar}"
11e6d03a 1555cc_default="${cross_prefix}${cc_default}"
20e0ed95 1556nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1557ranlib="${cross_prefix}${ranlib}"
1558strip="${cross_prefix}${strip}"
1559
c5200f17
MR
1560sysinclude_default="${sysroot}/usr/include"
1561
75800dce 1562set_default cc nm sysinclude
9da6609f
MR
1563enabled cross_compile || host_cc_default=$cc
1564set_default host_cc
13c7df3d 1565
82bb3329
MR
1566exesuf() {
1567 case $1 in
1568 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1569 esac
1570}
1571
1572EXESUF=$(exesuf $target_os)
1573HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1574
e4e69e0b 1575# set temporary file name
a49d42c2 1576: ${TMPDIR:=$TEMPDIR}
c51fafa1 1577: ${TMPDIR:=$TMP}
a49d42c2 1578: ${TMPDIR:=/tmp}
e4e69e0b 1579
54460a83
MR
1580if ! check_cmd type mktemp; then
1581 # simple replacement for missing mktemp
1582 # NOT SAFE FOR GENERAL USE
1583 mktemp(){
1584 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1585 }
1586fi
1587
1588tmpfile(){
1589 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1590 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1591 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1592 append TMPFILES $tmp
1593 eval $1=$tmp
1594}
1595
1596trap 'rm -f -- $TMPFILES' EXIT
1597trap exit HUP INT TERM
1598
1599tmpfile TMPC .c
1600tmpfile TMPE $EXESUF
1601tmpfile TMPH .h
1602tmpfile TMPO .o
1603tmpfile TMPS .S
a482e61b 1604tmpfile TMPV .ver
54460a83
MR
1605tmpfile TMPSH .sh
1606
1607unset -f mktemp
e4e69e0b 1608
993f2d0f
MR
1609# make sure we can execute files in $TMPDIR
1610cat > $TMPSH 2>> $logfile <<EOF
1611#! /bin/sh
1612EOF
1613chmod +x $TMPSH >> $logfile 2>&1
1614if ! $TMPSH >> $logfile 2>&1; then
1615 cat <<EOF
1616Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1617variable to another directory and make sure that it is not mounted noexec.
1618EOF
1619 die "Sanity test failed."
1620fi
993f2d0f 1621
19b4c628
MR
1622filter_cflags=echo
1623filter_cppflags=echo
1624filter_asflags=echo
1625
8f0c157a 1626if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1627 cc_type=gcc
a3d7c197 1628 cc_version=__VERSION__
aef6bd1b
MR
1629 if ! $cc -dumpversion | grep -q '^2\.'; then
1630 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1631 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1632 fi
629687f6
MR
1633elif $cc --version 2>/dev/null | grep -q Intel; then
1634 cc_type=icc
6e3fa35d 1635 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1636 CC_DEPFLAGS='-MMD'
1637 AS_DEPFLAGS='-MMD'
629687f6
MR
1638elif $cc -v 2>&1 | grep -q xlc; then
1639 cc_type=xlc
6e3fa35d 1640 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1641elif $cc -V 2>/dev/null | grep -q Compaq; then
1642 cc_type=ccc
6e3fa35d 1643 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1644 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1645 debuglevel=3
df442a8d 1646 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1647elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1648 test -d "$sysroot" || die "No valid sysroot specified."
1649 cc_type=armcc
6e3fa35d 1650 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1651 armcc_conf="$PWD/armcc.conf"
1652 $cc --arm_linux_configure \
1653 --arm_linux_config_file="$armcc_conf" \
1654 --configure_sysroot="$sysroot" \
1655 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1656 die "Error creating armcc configuration file."
1657 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1658 as_default="${cross_prefix}gcc"
07dec06e
MR
1659 CC_DEPFLAGS='-MMD'
1660 AS_DEPFLAGS='-MMD'
6fec122a
MR
1661elif $cc -version 2>/dev/null | grep -q TMS470; then
1662 cc_type=tms470
6e3fa35d 1663 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1664 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1665 CC_O='-fr=$(@D)'
1666 as_default="${cross_prefix}gcc"
1667 ld_default="${cross_prefix}gcc"
6fec122a
MR
1668 TMPO=$(basename $TMPC .c).o
1669 append TMPFILES $TMPO
1670 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1671 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1672 AS_DEPFLAGS='-MMD'
6fec122a
MR
1673 filter_cflags=tms470_flags
1674 tms470_flags(){
1675 for flag; do
1676 case $flag in
1677 -march=*|-mcpu=*)
1678 case "${flag#*=}" in
1679 armv7-a|cortex-a*) echo -mv=7a8 ;;
1680 armv7-r|cortex-r*) echo -mv=7r4 ;;
1681 armv7-m|cortex-m*) echo -mv=7m3 ;;
1682 armv6*|arm11*) echo -mv=6 ;;
1683 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1684 echo -mv=5e ;;
1685 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1686 esac
1687 ;;
1688 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1689 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1690 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1691 -Os) echo -O3 -mf=2 ;;
1692 -O[0-3]) echo $flag -mf=5 ;;
1693 -g) echo -g -mn ;;
1694 esac
1695 done
1696 }
06da6943
DC
1697elif $cc -v 2>&1 | grep -q clang; then
1698 cc_type=clang
1699 cc_version=__VERSION__
1700 CC_DEPFLAGS='-MMD'
1701 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1702elif $cc -V 2>&1 | grep -q Sun; then
1703 cc_type=suncc
1704 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1705 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1706 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1707 filter_cflags=suncc_flags
1708 suncc_flags(){
1709 for flag; do
1710 case $flag in
1711 -march=*|-mcpu=*)
1712 case "${flag#*=}" in
1713 native) echo -xtarget=native ;;
1714 v9) echo -xarch=sparc ;;
1715 ultrasparc) echo -xarch=sparcvis ;;
1716 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1717 i586|pentium) echo -xchip=pentium ;;
1718 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1719 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1720 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1721 pentium4*) echo -xtarget=pentium4 ;;
1722 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1723 *-sse3) echo -xarch=sse3 ;;
1724 core2) echo -xarch=ssse3 -xchip=core2 ;;
1725 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1726 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1727 k8|opteron|athlon64|athlon-fx)
1728 echo -xarch=sse2a ;;
1729 athlon*) echo -xarch=pentium_proa ;;
1730 esac
1731 ;;
1732 -std=c99) echo -xc99 ;;
1733 -fomit-frame-pointer) echo -xregs=frameptr ;;
1734 -fPIC) echo -KPIC -xcode=pic32 ;;
1735 -Os) echo -O5 -xspace ;;
1736 -W*,*) echo $flag ;;
1737 -f*-*|-W*) ;;
1738 *) echo $flag ;;
1739 esac
1740 done
1741 }
629687f6
MR
1742fi
1743
1744test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1745
75bafbac 1746: ${as_default:=$cc}
50567afa 1747: ${dep_cc_default:=$cc}
684b28e0 1748: ${ld_default:=$cc}
50567afa 1749set_default as dep_cc ld
75800dce 1750
07dec06e
MR
1751test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1752test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1753
7f32f40c 1754add_cflags $extra_cflags
2f2e6c7c 1755add_asflags $extra_cflags
7f32f40c 1756
154d432c
MR
1757if test -n "$sysroot"; then
1758 case "$cc_type" in
1759 gcc)
467256f2 1760 add_cppflags --sysroot="$sysroot"
154d432c
MR
1761 add_ldflags --sysroot="$sysroot"
1762 ;;
6fec122a
MR
1763 tms470)
1764 add_cppflags -I"$sysinclude"
1765 add_ldflags --sysroot="$sysroot"
1766 ;;
06da6943
DC
1767 clang)
1768 add_cppflags -isysroot="$sysroot"
1769 add_ldflags -isysroot="$sysroot"
1770 ;;
154d432c
MR
1771 esac
1772fi
1773
d22c13a8
MR
1774if test "$cpu" = host; then
1775 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1776
1777 case "$cc_type" in
1778 gcc)
1779 check_native(){
1780 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1781 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1782 }
1783 cpu=$(check_native -march || check_native -mcpu)
1784 ;;
1785 esac
1786
1787 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1788fi
1789
e939cedd
MR
1790# Deal with common $arch aliases
1791case "$arch" in
1792 arm*)
1793 arch="arm"
1794 ;;
1795 mips|mipsel|IP*)
1796 arch="mips"
1797 ;;
1798 mips64)
1799 arch="mips"
1800 subarch="mips64"
1801 ;;
1802 parisc|hppa)
1803 arch="parisc"
1804 ;;
1805 parisc64|hppa64)
1806 arch="parisc"
1807 subarch="parisc64"
1808 ;;
1809 "Power Macintosh"|ppc|powerpc)
1810 arch="ppc"
1811 ;;
1812 ppc64)
1813 arch="ppc"
1814 subarch="ppc64"
1815 ;;
1816 s390|s390x)
1817 arch="s390"
1818 ;;
1819 sh4|sh)
1820 arch="sh4"
1821 ;;
1822 sun4u|sparc64)
1823 arch="sparc"
1824 subarch="sparc64"
1825 ;;
1826 i[3-6]86|i86pc|BePC|x86_64|amd64)
1827 arch="x86"
1828 ;;
1829esac
1830
1831is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1832enable $arch
e939cedd 1833
df5cdc24 1834# Add processor-specific flags
5d54c126
MR
1835if test "$cpu" = generic; then
1836 : do nothing
1837elif enabled ppc; then
343aef9b 1838
9dbd5c3d
MR
1839 case $cpu in
1840 601|ppc601|PowerPC601)
1841 cpuflags="-mcpu=601"
1842 ;;
1843 603*|ppc603*|PowerPC603*)
1844 cpuflags="-mcpu=603"
1845 ;;
1846 604*|ppc604*|PowerPC604*)
1847 cpuflags="-mcpu=604"
1848 ;;
1849 G3|g3|75*|ppc75*|PowerPC75*)
1850 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1851 ;;
1852 G4|g4|745*|ppc745*|PowerPC745*)
1853 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1854 ;;
1855 74*|ppc74*|PowerPC74*)
1856 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1857 ;;
1858 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1859 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1860 ;;
1861 Cell|CELL|cell)
1862 cpuflags="-mcpu=cell"
1863 enable ldbrx
1864 ;;
1865 esac
343aef9b
MR
1866
1867elif enabled x86; then
1868
9dbd5c3d
MR
1869 case $cpu in
1870 i[345]86|pentium)
1871 cpuflags="-march=$cpu"
1872 disable mmx
1873 ;;
1874 # targets that do NOT support conditional mov (cmov)
1875 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1876 cpuflags="-march=$cpu"
1877 disable cmov
1878 ;;
1879 # targets that do support conditional mov (cmov)
1880 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1881 cpuflags="-march=$cpu"
1882 enable cmov
1883 enable fast_cmov
1884 ;;
1885 # targets that do support conditional mov but on which it's slow
1886 pentium4|pentium4m|prescott|nocona)
1887 cpuflags="-march=$cpu"
1888 enable cmov
1889 disable fast_cmov
1890 ;;
1891 esac
343aef9b
MR
1892
1893elif enabled sparc; then
1894
9dbd5c3d
MR
1895 case $cpu in
1896 sparc64)
1897 cpuflags="-mcpu=v9"
1898 ;;
1899 esac
343aef9b
MR
1900
1901elif enabled arm; then
1902
34ba23c9
MR
1903 case $cpu in
1904 armv*)
1905 cpuflags="-march=$cpu"
1906 ;;
1907 *)
1908 cpuflags="-mcpu=$cpu"
1909 ;;
1910 esac
343aef9b
MR
1911
1912elif enabled alpha; then
1913
34ba23c9 1914 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1915
1916elif enabled bfin; then
1917
34ba23c9 1918 cpuflags="-mcpu=$cpu"
343aef9b
MR
1919
1920elif enabled mips; then
1921
34ba23c9 1922 cpuflags="-march=$cpu"
343aef9b
MR
1923
1924elif enabled avr32; then
1925
9dbd5c3d
MR
1926 case $cpu in
1927 ap7[02]0[0-2])
1928 subarch="avr32_ap"
1929 cpuflags="-mpart=$cpu"
1930 ;;
1931 ap)
1932 subarch="avr32_ap"
1933 cpuflags="-march=$cpu"
1934 ;;
1935 uc3[ab]*)
1936 subarch="avr32_uc"
1937 cpuflags="-mcpu=$cpu"
1938 ;;
1939 uc)
1940 subarch="avr32_uc"
1941 cpuflags="-march=$cpu"
1942 ;;
1943 esac
df5cdc24 1944
343aef9b
MR
1945fi
1946
df5cdc24
MR
1947add_cflags $cpuflags
1948add_asflags $cpuflags
1949
993f2d0f
MR
1950# compiler sanity check
1951check_exec <<EOF
1952int main(void){ return 0; }
1953EOF
1954if test "$?" != 0; then
1955 echo "$cc is unable to create an executable file."
1956 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1957 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1958 echo "Only do this if you know what cross compiling means."
1959 fi
1960 die "C compiler test failed."
1961fi
1962
38a9c529 1963add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1964check_cflags -std=c99
50a334e4 1965check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1966#include <stdlib.h>
1967EOF
50a334e4 1968check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1969#include <stdlib.h>
1970EOF
e9b9a2f8 1971
f0125de9
MR
1972check_host_cflags -std=c99
1973
b24dbcbd 1974case "$arch" in
e939cedd 1975 alpha|ia64|mips|parisc|sparc)
8a3c8627 1976 spic=$shared
b24dbcbd 1977 ;;
e939cedd 1978 x86)
cfdb6148 1979 subarch="x86_32"
e939cedd 1980 check_cc <<EOF && subarch="x86_64"
58b3536d 1981 int test[(int)sizeof(char*) - 7];
cfdb6148 1982EOF
de27f4d9 1983 if test "$subarch" = "x86_64"; then
e939cedd 1984 spic=$shared
de27f4d9 1985 fi
b24dbcbd 1986 ;;
b24dbcbd
RP
1987esac
1988
343aef9b 1989enable $subarch
8a3c8627 1990enabled spic && enable pic
5755bc88 1991check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1992
7483e694 1993# OS specific
4f854758 1994case $target_os in
7483e694 1995 beos|haiku|zeta)
c9d19248 1996 prefix_default="$HOME/config"
7483e694 1997 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1998 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1999 case "$gcc_version" in
2000 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2001 disable mmx
2002 ;;
2003 *20010315*) echo "BeBits gcc"
0f010b2f 2004 add_cflags -fno-expensive-optimizations
7483e694
DB
2005 ;;
2006 esac
7483e694
DB
2007 SHFLAGS=-nostart
2008 # enable BeOS things
2009 enable audio_beos
2010 # no need for libm, but the inet stuff
2011 # Check for BONE
2012 # XXX: actually should check for NOT net_server
78fe7631 2013 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2014 network_extralibs="-lbind -lsocket"
2015 else
2016 enable beos_netserver
2017 network_extralibs="-lnet"
2018 fi ;;
2019 sunos)
2020 FFSERVERLDFLAGS=""
9987769a 2021 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2022 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2023 network_extralibs="-lsocket -lnsl"
50a334e4 2024 add_cppflags -D__EXTENSIONS__
8182dc34 2025 nm_opts='-P -g'
7483e694
DB
2026 ;;
2027 netbsd)
07a8eef6
MR
2028 oss_indev_extralibs="-lossaudio"
2029 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2030 ;;
2031 openbsd)
89e053f8 2032 enable malloc_aligned
7c4a001a
MR
2033 # On OpenBSD 4.5. the compiler does not use PIC unless
2034 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2035 # however the generated executable will not do anything
2036 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2037 # Thus explicitly enable PIC here.
cd78208b 2038 enable pic
7483e694 2039 SHFLAGS='-shared'
07a8eef6
MR
2040 oss_indev_extralibs="-lossaudio"
2041 oss_outdev_extralibs="-lossaudio"
7483e694 2042 ;;
90b4f091 2043 freebsd|dragonfly)
89e053f8 2044 enable malloc_aligned
7483e694
DB
2045 ;;
2046 bsd/os)
2047 osextralibs="-lpoll -lgnugetopt"
2048 strip="strip -d"
2049 ;;
2050 darwin)
89e053f8 2051 enable malloc_aligned
0138c54e 2052 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2053 strip="strip -x"
2054 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2055 SLIBSUF=".dylib"
2056 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2057 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2058 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2059 objformat="macho"
1b0f6fb8 2060 enabled x86_64 && objformat="macho64"
8dfa86f7 2061 enabled_any pic shared ||
2704bd1a 2062 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2063 ;;
2064 mingw32*)
ad7da0b5
RP
2065 # Only WinXP or greater are supported
2066 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2067 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2068 disable network
2069 else
2070 target_os=mingw32
2071 fi
dcc01c06 2072 LIBTARGET=i386
1fc9fb8a 2073 if enabled x86_64; then
89e053f8 2074 enable malloc_aligned
dcc01c06 2075 LIBTARGET=x64
336cc1b0
MS
2076 elif enabled arm; then
2077 LIBTARGET=arm
dcc01c06 2078 fi
fbd971a4 2079 shlibdir_default="$bindir_default"
7483e694
DB
2080 disable ffserver
2081 SLIBPREF=""
2082 SLIBSUF=".dll"
7483e694
DB
2083 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2084 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2085 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2086 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2087 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2088 install -d "$(LIBDIR)"; \
2089 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2090 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2091 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2092 objformat="win32"
bc574408 2093 enable dos_paths
1894e741 2094 check_cflags -fno-common
b1549d61 2095 if ! enabled x86_64; then
f7ad5aa2
RP
2096 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2097 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2098 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2099 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2100 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2101 fi
7483e694
DB
2102 ;;
2103 cygwin*)
4f854758 2104 target_os=cygwin
fbd971a4 2105 shlibdir_default="$bindir_default"
7483e694
DB
2106 SLIBPREF="cyg"
2107 SLIBSUF=".dll"
2108 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2109 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2110 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2111 objformat="win32"
bc574408 2112 enable dos_paths
1894e741 2113 check_cflags -fno-common
7483e694 2114 ;;
4f365f37 2115 *-dos|freedos|opendos)
fdf11906 2116 disable ffplay ffserver
4f365f37
MK
2117 disable $INDEV_LIST $OUTDEV_LIST
2118 network_extralibs="-lsocket"
ff1c015d 2119 objformat="coff"
bc574408 2120 enable dos_paths
4f365f37 2121 ;;
7483e694 2122 linux)
7483e694
DB
2123 enable dv1394
2124 ;;
2125 irix*)
4f854758 2126 target_os=irix
7483e694
DB
2127 ranlib="echo ignoring ranlib"
2128 ;;
d22e8442 2129 os/2*)
d22e8442
DY
2130 strip="lxlite"
2131 ln_s="cp -f"
d22e8442 2132 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2133 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2134 FFSERVERLDFLAGS=""
287d3b13 2135 LIBSUF="_s.a"
d22e8442
DY
2136 SLIBPREF=""
2137 SLIBSUF=".dll"
2138 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2139 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2140 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2141 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2142 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2143 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2144 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2145 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2146 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2147 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2148 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2149 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2150 enable dos_paths
d22e8442 2151 ;;
83993c1c
AM
2152 gnu/kfreebsd)
2153 ;;
34e82167 2154 gnu)
34e82167 2155 ;;
d22e8442 2156
7483e694 2157 *)
4f924f9a 2158 die "Unknown OS '$target_os'."
7483e694
DB
2159 ;;
2160esac
2161
c9d19248
MR
2162set_default $PATHS_LIST
2163
c597172e 2164add_extralibs $osextralibs
de6d9b64 2165
28d8e661
DB
2166# Combine FFLDFLAGS and the LDFLAGS environment variable.
2167LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2168
320d060a 2169# we need to build at least one lib type
93b3c083 2170if ! enabled_any static shared; then
320d060a
DB
2171 cat <<EOF
2172At least one library type must be built.
2173Specify --enable-static to build the static libraries or --enable-shared to
2174build the shared libraries as well. To only build the shared libraries specify
2175--disable-static in addition to --enable-shared.
2176EOF
2177 exit 1;
2178fi
2179
abc4e572 2180disabled static && LIBNAME=""
2a320695 2181
a2234ceb
RP
2182if enabled_any libfaad libfaadbin ; then
2183 if check_header faad.h; then
295b8c70 2184 check_cc <<EOF
a2234ceb
RP
2185#include <faad.h>
2186#ifndef FAAD2_VERSION
2187ok faad1
2188#endif
db817cf3 2189int main(void) { return 0; }
a2234ceb
RP
2190EOF
2191 test $? = 0 && enable libfaad2
2192 else
ff3dac65 2193 die "FAAD test failed."
a2234ceb
RP
2194 fi
2195fi
2196
2197
2184c6f7 2198die_license_disabled() {
4c27207c 2199 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2200}
2201
2202die_license_disabled gpl libfaad2
2203die_license_disabled gpl libx264
2204die_license_disabled gpl libxvid
2205die_license_disabled gpl postproc
2206die_license_disabled gpl x11grab
2207
2f7ae63b 2208die_license_disabled nonfree libfaac
b2e3c528 2209
0b175caa
DB
2210die_license_disabled version3 libopencore_amrnb
2211die_license_disabled version3 libopencore_amrwb
2212
9cad0e4e 2213enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2214
9eeed841 2215check_deps $ARCH_EXT_LIST
0f3cb305 2216
40617a6d 2217disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2218
e276d9e8
MR
2219enable_pic() {
2220 enable pic
bce7b696
MR
2221 add_cppflags -DPIC
2222 add_cflags -fPIC
2223 add_asflags -fPIC
e276d9e8
MR
2224}
2225
2226enabled pic && enable_pic
bce7b696 2227
b4d96ba2
MR
2228check_cc <<EOF || die "Symbol mangling check failed."
2229int ff_extern;
2230EOF
8182dc34 2231sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2232extern_prefix=${sym%%ff_extern*}
2233
f65883c8
MR
2234check_cc <<EOF && enable inline_asm
2235void foo(void) { __asm__ volatile ("" ::); }
2236EOF
61d251db 2237
df5e3978
MR
2238_restrict=
2239for restrict_keyword in restrict __restrict__ __restrict; do
2240 check_cc <<EOF && _restrict=$restrict_keyword && break
2241void foo(char * $restrict_keyword p);
2242EOF
2243done
2244
2245check_cc <<EOF && enable attribute_packed
2246struct { int x; } __attribute__((packed)) x;
2247EOF
2248
2249check_cc <<EOF || die "endian test failed"
2250unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2251EOF
48fc536a 2252od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2253
e939cedd
MR
2254if enabled alpha; then
2255
2256 check_cflags -mieee
2257
2258elif enabled arm; then
e45391bb 2259
50fa82e6
MR
2260 check_cflags -marm
2261
fa0912fe
MR
2262 check_ld <<EOF && enable vfp_args
2263__asm__ (".eabi_attribute 28, 1");
2264int main(void) { return 0; }
2265EOF
2266
2267 # We have to check if pld is a nop and disable it.
2268 check_asm pld '"pld [r0]"'
2269
2270 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2271 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2272 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2273 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2274 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2275 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2276
e276d9e8
MR
2277 enabled_all armv6t2 shared !pic && enable_pic
2278
e939cedd
MR
2279elif enabled ia64; then
2280
2281 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2282 enabled shared && enable_weak hardcoded_tables
2283
fa0912fe 2284elif enabled mips; then
e45391bb 2285
fa0912fe
MR
2286 check_asm loongson '"dmult.g $1, $2, $3"'
2287 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2288
fa0912fe 2289elif enabled ppc; then
e45391bb 2290
fa0912fe
MR
2291 check_asm dcbzl '"dcbzl 0, 1"'
2292 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2293 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2294
2295 # AltiVec flags: The FSF version of GCC differs from the Apple version
2296 if enabled altivec; then
2297 check_cflags -maltivec -mabi=altivec &&
2298 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2299 check_cflags -faltivec
2300
2301 # check if our compiler supports Motorola AltiVec C API
2302 check_cc <<EOF || disable altivec
2303$inc_altivec_h
2304int main(void) {
2305 vector signed int v1, v2, v3;
2306 v1 = vec_add(v2,v3);
2307 return 0;
2308}
2309EOF
2310
2311 # check if our compiler supports braces for vector declarations
2312 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2313$inc_altivec_h
2314int main (void) { (vector int) {1}; return 0; }
2315EOF
2316 fi
e45391bb 2317
fa0912fe 2318elif enabled sparc; then
e45391bb 2319
fa0912fe
MR
2320 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2321 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2322
fa0912fe 2323elif enabled x86; then
e45391bb 2324
44965991
PI
2325 # check whether EBP is available on x86
2326 # As 'i' is stored on the stack, this program will crash
2327 # if the base pointer is used to access it because the
2328 # base pointer is cleared in the inline assembly code.
7dfef245 2329 check_exec_crash <<EOF && enable ebp_available
44965991 2330 volatile int i=0;
be449fca 2331 __asm__ volatile (
44965991
PI
2332 "xorl %%ebp, %%ebp"
2333 ::: "%ebp");
2334 return i;
44965991
PI
2335EOF
2336
f494213c 2337 # check whether EBX is available on x86
7cee5421
MR
2338 check_asm ebx_available '""::"b"(0)' &&
2339 check_asm ebx_available '"":::"%ebx"'
8e380710 2340
d3a4b4e0
DB
2341 # check whether more than 10 operands are supported
2342 check_cc <<EOF && enable ten_operands
2343int main(void) {
2344 int x=0;
2345 __asm__ volatile(
2346 ""
2347 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2348 );
2349 return 0;
2350}
2351EOF
2352
d7f0920b 2353 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2354 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2355 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2356
2357 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2358
d52481b9 2359 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2360 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2361 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2362 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2363 case "$objformat" in
2364 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2365 esac
7595a5e4 2366 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2367
669b5583
MR
2368 case "$cpu" in
2369 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2370 disable fast_clz
2371 ;;
2372 esac
2373
44965991
PI
2374fi
2375
a98bb16d
RP
2376if check_func dlopen; then
2377 ldl=
2378elif check_func dlopen -ldl; then
2379 ldl=-ldl
8bf5d58f
MN
2380fi
2381
75ecf149
DB
2382# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2383check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2384
7483e694 2385check_func fork
84882df6 2386check_func getaddrinfo $network_extralibs
7483e694
DB
2387check_func gethrtime
2388check_func getrusage
094c09bb 2389check_func inet_aton $network_extralibs
abfc8d05 2390check_func isatty
7483e694
DB
2391check_func memalign
2392check_func mkstemp
1f91cdce 2393check_func posix_memalign
b507ebd1 2394check_func_headers io.h setmode
e4673692 2395check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2396check_func_headers windows.h GetProcessTimes
7c5bfe7a 2397check_func_headers windows.h VirtualAlloc
6ffa87d3 2398
e16e49ac 2399check_header conio.h
a98bb16d
RP
2400check_header dlfcn.h
2401check_header malloc.h
bf6ce82d 2402check_header poll.h
b58412f1 2403check_header sys/mman.h
b091aa44 2404check_header sys/resource.h
bf6ce82d 2405check_header sys/select.h
a98bb16d 2406check_header termios.h
272081b0
CEH
2407check_header vdpau/vdpau.h
2408check_header vdpau/vdpau_x11.h
68178ca9 2409check_header X11/extensions/XvMClib.h
a98bb16d 2410
89e053f8
MR
2411if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2412 enabled_any $need_memalign ; then
1f91cdce 2413 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2414fi
e16e49ac 2415
a4fa192c 2416disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2417disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2418
2419# check for some common methods of building with pthread support
2420# do this before the optional library checks as some of them require pthreads
2421if enabled pthreads; then
9e7fd101
MR
2422 if check_func pthread_create; then
2423 :
2424 elif check_func pthread_create -pthread; then
2425 add_cflags -pthread
afc9aee2 2426 add_extralibs -pthread
9e7fd101
MR
2427 elif check_func pthread_create -pthreads; then
2428 add_cflags -pthreads
afc9aee2 2429 add_extralibs -pthreads
8d94f606
GT
2430 elif check_func pthread_create -lpthreadGC2; then
2431 add_extralibs -lpthreadGC2
9e7fd101
MR
2432 elif ! check_lib pthread.h pthread_create -lpthread; then
2433 die "ERROR: can't find pthreads library"
2434 fi
57bd82d4
MR
2435fi
2436
8eee7025 2437for thread in $THREADS_LIST; do
e5f94c2b 2438 if enabled $thread; then
3ae3b721
RP
2439 test -n "$thread_type" &&
2440 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2441 thread_type="$thread"
e5f94c2b
RP
2442 fi
2443done
2444
fdf88598 2445check_lib math.h sin -lm
ff418735 2446check_lib va/va.h vaInitialize -lva
fdf88598 2447
6b7c7703
VS
2448check_func exp2
2449check_func exp2f
ad420e25
MR
2450check_func llrint
2451check_func log2
6b7c7703 2452check_func log2f
ad420e25
MR
2453check_func lrint
2454check_func lrintf
2455check_func round
2456check_func roundf
2457check_func truncf
f32adb22 2458
57bd82d4 2459# these are off by default, so fail if requested and not available
79fda097 2460enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2461enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2462 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2463 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2464enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2465enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2466enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2467enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2468enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2469enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2470enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2471enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2472enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2473 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2474enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2475enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2476enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2477enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2478 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2479 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2480enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2481enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2482
0b4a1821
AS
2483# libdc1394 check
2484if enabled libdc1394; then
2485 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2486 enable libdc1394_2; } ||
2487 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2488 enable libdc1394_1; } ||
2489 die "ERROR: No version of libdc1394 found "
2490fi
2491
6a1a892f 2492SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2493if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2494 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2495 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2496 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2497 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2498 enable sdl &&
2499 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2500fi
57bd82d4 2501
2270b4b2 2502texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2503
73b46a95 2504if enabled network; then
96000432 2505 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2506 check_type netdb.h "struct addrinfo"
ff6e82a9 2507 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
73b46a95
RP
2508 # Prefer arpa/inet.h over winsock2
2509 if check_header arpa/inet.h ; then
2510 check_func closesocket
2511 elif check_header winsock2.h ; then
f4c13872
MS
2512 check_func_headers winsock2.h closesocket -lws2 && \
2513 network_extralibs="-lws2" || \
2514 { check_func_headers winsock2.h closesocket -lws2_32 && \
2515 network_extralibs="-lws2_32"; }
72be9e73 2516 check_type ws2tcpip.h socklen_t
c0018613 2517 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2518 check_type ws2tcpip.h "struct sockaddr_storage"
28c9f069
MK
2519 else
2520 disable network
73b46a95
RP
2521 fi
2522fi
2523
b6f3d925 2524enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2525#include <sys/types.h>
2526#include <sys/socket.h>
2527#include <netinet/in.h>
2528#include <netdb.h>
db817cf3 2529int main(void) {
7483e694
DB
2530 struct sockaddr_storage saddr;
2531 struct ipv6_mreq mreq6;
2532 getaddrinfo(0,0,0,0);
2533 getnameinfo(0,0,0,0,0,0,0);
2534 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2535}
2536EOF
2537
06e31011
RP
2538check_header linux/videodev.h
2539check_header linux/videodev2.h
1b6e8b73 2540check_header sys/videoio.h
47f38850 2541
2446d3d6 2542check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2543
f8aa696f 2544# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2545{ check_header dev/bktr/ioctl_meteor.h &&
2546 check_header dev/bktr/ioctl_bt848.h; } ||
2547{ check_header machine/ioctl_meteor.h &&
2548 check_header machine/ioctl_bt848.h; } ||
2549{ check_header dev/video/meteor/ioctl_meteor.h &&
2550 check_header dev/video/bktr/ioctl_bt848.h; } ||
2551check_header dev/ic/bt8xx.h
f8aa696f 2552
c7682de0
RP
2553check_header sys/soundcard.h
2554check_header soundcard.h
deb29777 2555
b6f3d925 2556enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2557
0e57fe17 2558enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2559
56a059ac 2560enabled x11grab &&
f58f4ce1
GP
2561check_header X11/Xlib.h &&
2562check_header X11/extensions/XShm.h &&
0a045661 2563check_header X11/extensions/Xfixes.h &&
f58f4ce1 2564check_func XOpenDisplay -lX11 &&
781c1aa6
R
2565check_func XShmCreateImage -lX11 -lXext &&
2566check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2567
598ef02b 2568if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2569check_cpp_condition \
2570 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2571 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2572 disable vdpau; }
abf649c7 2573fi
deda2a4a 2574
95e561ec 2575enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2576
2577# add some useful compiler flags if supported
2578check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2579check_cflags -Wall
2580check_cflags -Wno-switch
c07bd6a9
MN
2581check_cflags -Wdisabled-optimization
2582check_cflags -Wpointer-arith
2583check_cflags -Wredundant-decls
cc1fb623 2584check_cflags -Wno-pointer-sign
f4929996 2585check_cflags -Wcast-qual
9aceb3cf 2586check_cflags -Wwrite-strings
652a5bf6 2587check_cflags -Wtype-limits
764551c6 2588check_cflags -Wundef
5af4e0cc 2589enabled extra_warnings && check_cflags -Winline
cf9d24ad 2590
57bd82d4 2591# add some linker flags
5c0e9479 2592check_ldflags -Wl,--warn-common
8351d2ba
DB
2593check_ldflags -Wl,--as-needed
2594check_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 2595check_ldflags -Wl,-Bsymbolic
94a3401e 2596
a482e61b
MR
2597echo "X{};" > $TMPV
2598test_ldflags -Wl,--version-script,$TMPV &&
2599 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2600
bd2216e4
MR
2601if enabled small; then
2602 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2603 optimizations="small"
2604elif enabled optimizations; then
629687f6 2605 if enabled xlc; then
0f010b2f
DB
2606 add_cflags -O5
2607 add_ldflags -O5
03279bbe
MK
2608 elif enabled suncc; then
2609 add_cflags -O5
df442a8d
MR
2610 elif enabled ccc; then
2611 add_cflags -fast
cf9d24ad 2612 else
0f010b2f 2613 add_cflags -O3
cf9d24ad 2614 fi
cddf3f45 2615fi
11fdbc44 2616check_cflags -fno-math-errno
b2eb2ff0 2617check_cflags -fno-signed-zeros
cddf3f45 2618
629687f6 2619if enabled icc; then
b1598b58
MR
2620 # Just warnings, no remarks
2621 check_cflags -w1
2622 # -wd: Disable following warnings
2623 # 144, 167, 556: -Wno-pointer-sign
2624 # 10006: ignoring unknown option -fno-signed-zeros
2625 # 10156: ignoring option '-W'; no argument required
2626 check_cflags -wd144,167,556,10006,10156
2627 # 11030: Warning unknown option --as-needed
2628 # 10156: ignoring option '-export'; no argument required
2629 check_ldflags -wd10156,11030
2630 # Allow to compile with optimizations
2631 check_ldflags -march=$cpu
be2cf98a
CEH
2632 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2633 enable ebp_available
df442a8d
MR
2634elif enabled ccc; then
2635 # disable some annoying warnings
2636 add_cflags -msg_disable cvtu32to64
2637 add_cflags -msg_disable embedcomment
2638 add_cflags -msg_disable needconstext
2639 add_cflags -msg_disable nomainieee
2640 add_cflags -msg_disable ptrmismatch1
2641 add_cflags -msg_disable unreachcode
973859f5
MR
2642elif enabled gcc; then
2643 check_cflags -fno-tree-vectorize
06da6943
DC
2644elif enabled clang; then
2645 check_cflags -Qunused-arguments
504a64b9
CEH
2646fi
2647
90be59ef 2648if enabled gprof; then
0f010b2f
DB
2649 add_cflags -p
2650 add_ldflags -p
1db54e20
DB
2651fi
2652
7f3c02fc 2653# Find out if the .align argument is a power of two or not.
9377b6ce 2654check_asm asmalign_pot '".align 3"'
4454dc1b 2655
7483e694
DB
2656enabled_any $DECODER_LIST && enable decoders
2657enabled_any $ENCODER_LIST && enable encoders
5666fd73 2658enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2659enabled_any $BSF_LIST && enable bsfs
2660enabled_any $DEMUXER_LIST && enable demuxers
2661enabled_any $MUXER_LIST && enable muxers
f7679c54 2662enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2663enabled_any $INDEV_LIST && enable indevs
2664enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2665enabled_any $PROTOCOL_LIST && enable protocols
2666
2667enabled_any $THREADS_LIST && enable threads
2668
2669check_deps $CONFIG_LIST \
b6bb00b0 2670 $CONFIG_EXTRA \
7483e694
DB
2671 $HAVE_LIST \
2672 $DECODER_LIST \
2673 $ENCODER_LIST \
5666fd73 2674 $HWACCEL_LIST \
7483e694
DB
2675 $PARSER_LIST \
2676 $BSF_LIST \
2677 $DEMUXER_LIST \
2678 $MUXER_LIST \
f7679c54 2679 $FILTER_LIST \
7483e694
DB
2680 $INDEV_LIST \
2681 $OUTDEV_LIST \
2682 $PROTOCOL_LIST \
f70f03f6 2683
c8a4ae00
MR
2684enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2685
3e89171a 2686echo "install prefix $prefix"
f36958f8
DB
2687echo "source path $source_path"
2688echo "C compiler $cc"
bfd5afd8 2689echo ".align is power-of-two $asmalign_pot"
f36958f8 2690echo "ARCH $arch ($cpu)"
ce8871c2
MR
2691if test "$build_suffix" != ""; then
2692 echo "build suffix $build_suffix"
eb94aca9 2693fi
ac63af34
DB
2694if test "$extra_version" != ""; then
2695 echo "version string suffix $extra_version"
2696fi
0db2ce77 2697echo "big-endian ${bigendian-no}"
e90f5b5a 2698echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2699if enabled x86; then
af44e8e4 2700 echo "yasm ${yasm-no}"
0db2ce77 2701 echo "MMX enabled ${mmx-no}"
30e98e62 2702 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2703 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2704 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2705 echo "SSE enabled ${sse-no}"
30e98e62 2706 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2707 echo "CMOV enabled ${cmov-no}"
2708 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2709 echo "EBX available ${ebx_available-no}"
2710 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2711 echo "10 operands supported ${ten_operands-no}"
e41e8342 2712fi
5b6c2cbd 2713if enabled arm; then
0db2ce77
MR
2714 echo "ARMv5TE enabled ${armv5te-no}"
2715 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2716 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2717 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2718 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2719 echo "NEON enabled ${neon-no}"
eba9ae3c 2720fi
5b6c2cbd 2721if enabled mips; then
0db2ce77 2722 echo "MMI enabled ${mmi-no}"
e41e8342 2723fi
5b6c2cbd 2724if enabled ppc; then
0db2ce77 2725 echo "AltiVec enabled ${altivec-no}"
30e98e62 2726 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2727 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2728 echo "performance report ${powerpc_perf-no}"
2729fi
2730if enabled sparc; then
2731 echo "VIS enabled ${vis-no}"
e41e8342 2732fi
0db2ce77
MR
2733echo "gprof enabled ${gprof-no}"
2734echo "debug symbols ${debug-no}"
87a0fb62 2735echo "strip symbols ${stripping-no}"
8400d6b8 2736echo "optimizations ${optimizations-no}"
0db2ce77
MR
2737echo "static ${static-no}"
2738echo "shared ${shared-no}"
4a24ab64 2739echo "postprocessing support ${postproc-no}"
f7679c54 2740echo "new filter support ${avfilter-no}"
81124ba0 2741echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2742echo "network support ${network-no}"
90be59ef 2743if enabled network; then
0db2ce77 2744 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2745fi
0db2ce77
MR
2746echo "threading support ${thread_type-no}"
2747echo "SDL support ${sdl-no}"
0db2ce77
MR
2748echo "Sun medialib support ${mlib-no}"
2749echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2750echo "libdc1394 support ${libdc1394-no}"
690bfceb 2751echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2752echo "libfaac enabled ${libfaac-no}"
2753echo "libfaad enabled ${libfaad-no}"
7e0871a7 2754echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2755echo "libgsm enabled ${libgsm-no}"
2756echo "libmp3lame enabled ${libmp3lame-no}"
2757echo "libnut enabled ${libnut-no}"
0b175caa
DB
2758echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2759echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2760echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2761echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2762echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2763echo "libtheora enabled ${libtheora-no}"
2764echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2765echo "libx264 enabled ${libx264-no}"
2766echo "libxvid enabled ${libxvid-no}"
0db2ce77 2767echo "zlib enabled ${zlib-no}"
f402916e 2768echo "bzlib enabled ${bzlib-no}"
2c62e737 2769echo
de6d9b64 2770
5666fd73 2771for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2772 echo "Enabled ${type}s:"
f65c9da1 2773 eval list=\$$(toupper $type)_LIST
8138b9db 2774 for part in $list; do
f65c9da1
MR
2775 enabled $part && echo ${part%_*}
2776 done | sort | pr -3 -t
2777 echo
8138b9db
RP
2778done
2779
ba7a7039 2780license="LGPL version 2.1 or later"
ba321adb 2781if enabled nonfree; then
ba7a7039 2782 license="nonfree and unredistributable"
9cad0e4e
DB
2783elif enabled gplv3; then
2784 license="GPL version 3 or later"
2785elif enabled lgplv3; then
2786 license="LGPL version 3 or later"
ba321adb 2787elif enabled gpl; then
ba7a7039 2788 license="GPL version 2 or later"
ba321adb
JK
2789fi
2790
2791echo "License: $license"
ca5323af 2792
cf1392e9
DB
2793echo "Creating config.mak and config.h..."
2794
df642790
MR
2795# build tree in object directory if source path is different from current one
2796if enabled source_path_used; then
2797 DIRS="
2798 doc
2799 libavcodec
2800 libavcodec/$arch
2801 libavdevice
2802 libavfilter
2803 libavformat
2804 libavutil
2805 libavutil/$arch
2806 libpostproc
2807 libswscale
2808 libswscale/$arch
2809 tests
2810 tools
2811 "
2812 FILES="
2813 Makefile
2814 common.mak
2815 subdir.mak
2816 doc/texi2pod.pl
2817 libavcodec/Makefile
2818 libavdevice/Makefile
2819 libavfilter/Makefile
2820 libavformat/Makefile
2821 libavutil/Makefile
2822 libpostproc/Makefile
2823 libswscale/Makefile
2824 "
2825 for dir in $DIRS ; do
2826 mkdir -p $dir
2827 done
2828 for f in $FILES ; do
2829 $ln_s "$source_path/$f" $f
2830 done
2831fi
2832
ad212cc6
MR
2833enabled stripping || strip="echo skipping strip"
2834
173c983b
MR
2835cat > config.mak <<EOF
2836# Automatically generated by configure - do not modify!
2837ifndef FFMPEG_CONFIG_MAK
2838FFMPEG_CONFIG_MAK=1
2839FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2840prefix=$prefix
2841LIBDIR=\$(DESTDIR)$libdir
2842SHLIBDIR=\$(DESTDIR)$shlibdir
2843INCDIR=\$(DESTDIR)$incdir
2844BINDIR=\$(DESTDIR)$bindir
2845DATADIR=\$(DESTDIR)$datadir
2846MANDIR=\$(DESTDIR)$mandir
2847SRC_PATH="$source_path"
2848SRC_PATH_BARE=$source_path
2849BUILD_ROOT="$PWD"
2850ARCH=$arch
2851CC=$cc
2852AS=$as
2853LD=$ld
2854DEPCC=$dep_cc
2855YASM=$yasmexe
2856AR=$ar
2857RANLIB=$ranlib
2858LN_S=$ln_s
2859STRIP=$strip
2860CPPFLAGS=$CPPFLAGS
2861CFLAGS=$CFLAGS
2862ASFLAGS=$ASFLAGS
2863CC_O=$CC_O
2864LDFLAGS=$LDFLAGS
2865FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2866SHFLAGS=$SHFLAGS
2867YASMFLAGS=$YASMFLAGS
2868BUILDSUF=$build_suffix
2869FULLNAME=$FULLNAME
2870LIBPREF=$LIBPREF
2871LIBSUF=$LIBSUF
2872LIBNAME=$LIBNAME
2873SLIBPREF=$SLIBPREF
2874SLIBSUF=$SLIBSUF
2875EXESUF=$EXESUF
2876EXTRA_VERSION=$extra_version
2877DEPFLAGS=$DEPFLAGS
2878CCDEP=$CCDEP
2879ASDEP=$ASDEP
2880CC_DEPFLAGS=$CC_DEPFLAGS
2881AS_DEPFLAGS=$AS_DEPFLAGS
2882HOSTCC=$host_cc
2883HOSTCFLAGS=$host_cflags
2884HOSTEXESUF=$HOSTEXESUF
2885HOSTLDFLAGS=$host_ldflags
2886HOSTLIBS=$host_libs
2887TARGET_EXEC=$target_exec
2888TARGET_PATH=$target_path
2889SDL_LIBS=$sdl_libs
2890SDL_CFLAGS=$sdl_cflags
2891LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2892EXTRALIBS=$extralibs
2893EOF
5a872801 2894
719c8e00
MR
2895get_version(){
2896 name=$1
2897 file=$source_path/$2
147e7692
MR
2898 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2899 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2900 lcname=$(tolower $name)
2901 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2902 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2903}
2904
147e7692
MR
2905get_version LIBSWSCALE libswscale/swscale.h
2906get_version LIBPOSTPROC libpostproc/postprocess.h
2907get_version LIBAVCODEC libavcodec/avcodec.h
2908get_version LIBAVDEVICE libavdevice/avdevice.h
2909get_version LIBAVFORMAT libavformat/avformat.h
2910get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2911get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2912
173c983b
MR
2913enabled shared && cat >> config.mak <<EOF
2914LIBTARGET=${LIBTARGET}
2915SLIBNAME=${SLIBNAME}
2916SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2917SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2918SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2919SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2920SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2921SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2922EOF
523ef551 2923
173c983b
MR
2924enabled asmalign_pot || align_shift="1 <<"
2925
2926cat > $TMPH <<EOF
2927/* Automatically generated by configure - do not modify! */
2928#ifndef FFMPEG_CONFIG_H
2929#define FFMPEG_CONFIG_H
2930#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2931#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2932#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2933#define CC_TYPE "$cc_type"
2934#define CC_VERSION $cc_version
2935#define restrict $_restrict
2936#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2937#define EXTERN_PREFIX "${extern_prefix}"
2938#define EXTERN_ASM ${extern_prefix}
2939EOF
523ef551
DB
2940
2941if enabled small || disabled optimizations; then
2942 echo "#define av_always_inline" >> $TMPH
2943fi
2944
3d907e22
MR
2945print_config ARCH_ $TMPH config.mak $ARCH_LIST
2946print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2947print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2948 $CONFIG_EXTRA \
7483e694
DB
2949 $DECODER_LIST \
2950 $ENCODER_LIST \
5666fd73 2951 $HWACCEL_LIST \
7483e694
DB
2952 $PARSER_LIST \
2953 $BSF_LIST \
2954 $DEMUXER_LIST \
2955 $MUXER_LIST \
f7679c54 2956 $FILTER_LIST \
7483e694
DB
2957 $PROTOCOL_LIST \
2958 $INDEV_LIST \
2959 $OUTDEV_LIST \
8ac17293 2960
9c05103f 2961echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2962echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2963
b7860763 2964# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2965cp_if_changed $TMPH config.h
3d204385 2966
a3e02a8c
MR
2967cat > $TMPH <<EOF
2968/* Generated by ffconf */
2969#ifndef AVUTIL_AVCONFIG_H
2970#define AVUTIL_AVCONFIG_H
2971EOF
2972
2973print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2974
2975echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2976
2977cp_if_changed $TMPH libavutil/avconfig.h
2978
d0674868 2979# build pkg-config files
def4272a 2980
d0674868
DB
2981pkgconfig_generate(){
2982name=$1
b0dfd108 2983shortname=${name#lib}${build_suffix}
d0674868
DB
2984comment=$2
2985version=$3
2986libs=$4
2987requires=$5
25cd5cb3 2988cat <<EOF > $name/$name.pc
3e89171a 2989prefix=$prefix
a94e666c 2990exec_prefix=\${prefix}
f2b7382c 2991libdir=$libdir
7622778e 2992includedir=$incdir
def4272a 2993
d0674868
DB
2994Name: $name
2995Description: $comment
2996Version: $version
8cd6b388 2997Requires: $(enabled shared || echo $requires)
5dcfe9f8 2998Requires.private: $(enabled shared && echo $requires)
def4272a 2999Conflicts:
8cd6b388 3000Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3001Libs.private: $(enabled shared && echo $libs)
76a448ed 3002Cflags: -I\${includedir}
def4272a 3003EOF
25cd5cb3 3004cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3005prefix=
3006exec_prefix=
46d1ff83 3007libdir=\${pcfiledir}
1d44d365 3008includedir=${source_path}
def4272a 3009
d0674868
DB
3010Name: $name
3011Description: $comment
3012Version: $version
3013Requires: $requires
def4272a 3014Conflicts:
12701f6e 3015Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3016Cflags: -I\${includedir}
3017EOF
d0674868 3018}
def4272a 3019
e426941d 3020pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3021pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3022pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3023pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3024enabled avfilter &&
46983309 3025 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3026enabled postproc &&
e426941d 3027 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3028pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"