Use the configure check from r21351 and use it to properly define struct
[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(: ${foo?}) 2> /dev/null
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27E2="$?"
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"
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305 done
306}
307
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308set_all(){
309 value=$1
310 shift
311 for var in $*; do
312 eval $var=$value
313 done
314}
315
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316set_weak(){
317 value=$1
318 shift
319 for var; do
320 eval : \${$var:=$value}
321 done
322}
323
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324pushvar(){
325 for var in $*; do
326 eval level=\${${var}_level:=0}
327 eval ${var}_${level}="\$$var"
328 eval ${var}_level=$(($level+1))
329 done
330}
331
332popvar(){
333 for var in $*; do
334 eval level=\${${var}_level:-0}
335 test $level = 0 && continue
336 eval level=$(($level-1))
337 eval $var="\${${var}_${level}}"
338 eval ${var}_level=$level
339 eval unset ${var}_${level}
340 done
341}
342
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343enable(){
344 set_all yes $*
345}
346
347disable(){
348 set_all no $*
349}
350
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351enable_weak(){
352 set_weak yes $*
353}
354
355disable_weak(){
356 set_weak no $*
357}
358
72702705 359enable_safe(){
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360 for var; do
361 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
362 done
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
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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#!}" $op "xyes"
44161118
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397}
398
37970ebf 399disabled(){
3250003c
MR
400 test "${1#!}" = "$1" && op== || op=!=
401 eval test "x\$${1#!}" $op "xno"
37970ebf
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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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410disabled_all(){
411 for opt; do
412 disabled $opt || return 1
413 done
414}
415
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416enabled_any(){
417 for opt; do
418 enabled $opt && return 0
419 done
420}
421
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422disabled_any(){
423 for opt; do
424 disabled $opt && return 0
425 done
f7b230a7 426 return 1
85bca2c5
DB
427}
428
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429set_default(){
430 for opt; do
88268e94 431 eval : \${$opt:=\$${opt}_default}
c9d19248
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432 done
433}
434
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AJ
435is_in(){
436 value=$1
437 shift
438 for var in $*; do
439 [ $var = $value ] && return 0
440 done
441 return 1
442}
443
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444check_deps(){
445 for cfg; do
3250003c 446 cfg="${cfg#!}"
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447 enabled ${cfg}_checking && die "Circular dependency for $cfg."
448 disabled ${cfg}_checking && continue
449 enable ${cfg}_checking
450
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451 eval dep_all="\$${cfg}_deps"
452 eval dep_any="\$${cfg}_deps_any"
7ef3425f 453 eval dep_sel="\$${cfg}_select"
c510c7b5 454 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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455 eval dep_ifa="\$${cfg}_if"
456 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 457
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
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479print_config(){
480 pfx=$1
481 header=$2
482 makefile=$3
483 shift 3
484 for cfg; do
5e622c40 485 ucname="$(toupper $cfg)"
44161118 486 if enabled $cfg; then
3d907e22 487 echo "#define ${pfx}${ucname} 1" >> $header
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MR
488 echo "${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 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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498}
499
dcd479c0 500save_flags(){
57bd82d4 501 flags_saved && return
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502 SAVE_CFLAGS="$CFLAGS"
503 SAVE_LDFLAGS="$LDFLAGS"
504 SAVE_extralibs="$extralibs"
505}
506
507restore_flags(){
f5d28d10 508 flags_saved || return
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509 CFLAGS="$SAVE_CFLAGS"
510 LDFLAGS="$SAVE_LDFLAGS"
511 extralibs="$SAVE_extralibs"
512 unset SAVE_CFLAGS
513 unset SAVE_LDFLAGS
514 unset SAVE_extralibs
515}
516
517temp_cflags(){
518 save_flags
519 CFLAGS="$CFLAGS $*"
520}
521
522temp_ldflags(){
523 save_flags
524 LDFLAGS="$LDFLAGS $*"
525}
526
527temp_extralibs(){
528 save_flags
529 extralibs="$extralibs $*"
530}
531
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532append(){
533 var=$1
534 shift
535 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
536 eval "$var=\"\$$var $*\""
537}
538
50a334e4 539add_cppflags(){
caf458dd 540 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
541}
542
57bd82d4 543add_cflags(){
caf458dd 544 append CFLAGS $($filter_cflags "$@")
57bd82d4
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545}
546
2f2e6c7c 547add_asflags(){
caf458dd 548 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
549}
550
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551add_ldflags(){
552 append LDFLAGS "$@"
553}
554
555add_extralibs(){
556 append extralibs "$@"
557}
558
b0cfb663 559check_cmd(){
b3cb5d51 560 log "$@"
2270b4b2 561 "$@" >> $logfile 2>&1
b0cfb663
MR
562}
563
dcd479c0 564check_cc(){
57bd82d4 565 log check_cc "$@"
2270b4b2 566 cat > $TMPC
720c69da 567 log_file $TMPC
50a334e4 568 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
569}
570
571check_cpp(){
572 log check_cpp "$@"
2270b4b2 573 cat > $TMPC
720c69da 574 log_file $TMPC
9e7f3277 575 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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576}
577
f65883c8
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578check_as(){
579 log check_as "$@"
580 cat > $TMPC
581 log_file $TMPC
2f2e6c7c 582 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
583}
584
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MR
585check_asm(){
586 log check_asm "$@"
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 $libs
dcd479c0
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613}
614
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615check_cppflags(){
616 log check_cppflags "$@"
caf458dd
MR
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
MR
625 set -- $($filter_cflags "$@")
626 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
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627int x;
628EOF
629}
630
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631test_ldflags(){
632 log test_ldflags "$@"
633 check_ld "$@" <<EOF
c23a0ac8 634int main(void){ return 0; }
dcd479c0
MR
635EOF
636}
637
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638check_ldflags(){
639 log check_ldflags "$@"
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
3b2372bf 1035 struct_sockaddr_sa_len
33a4dbdd 1036 struct_sockaddr_storage
b58412f1 1037 sys_mman_h
b091aa44 1038 sys_resource_h
81644c2e 1039 sys_select_h
deb29777 1040 sys_soundcard_h
1b6e8b73 1041 sys_videoio_h
d3a4b4e0 1042 ten_operands
e16e49ac 1043 termios_h
b265431e 1044 threads
7b04b8a0 1045 truncf
ce742de2 1046 vfp_args
7c5bfe7a 1047 VirtualAlloc
6ff3f3e7 1048 winsock2_h
cc078b5d 1049 xform_asm
304d586d 1050 yasm
0cb78cef 1051"
44161118 1052
b6bb00b0
MR
1053# options emitted with CONFIG_ prefix but not available on command line
1054CONFIG_EXTRA="
9cad0e4e
DB
1055 gplv3
1056 lgplv3
b6bb00b0
MR
1057"
1058
520cc7f1 1059CMDLINE_SELECT="
3f5b56e5 1060 $ARCH_EXT_LIST
520cc7f1 1061 $CONFIG_LIST
8eee7025 1062 $THREADS_LIST
c8a4ae00 1063 asm
db6107b6 1064 cross_compile
520cc7f1
MR
1065 debug
1066 extra_warnings
8c6afa4d 1067 logging
d2bbb2f7 1068 optimizations
87a0fb62 1069 stripping
7595a5e4 1070 yasm
520cc7f1 1071"
426be5dc
DB
1072
1073PATHS_LIST='
d156bede 1074 bindir
14a8acf1 1075 datadir
26759c44
MR
1076 incdir
1077 libdir
26759c44
MR
1078 mandir
1079 prefix
1080 shlibdir
426be5dc
DB
1081'
1082
1083CMDLINE_SET="
1084 $PATHS_LIST
1085 arch
313c46a6 1086 as
426be5dc
DB
1087 build_suffix
1088 cc
1089 cpu
1090 cross_prefix
50567afa 1091 dep_cc
ac63af34 1092 extra_version
9da6609f
MR
1093 host_cc
1094 host_cflags
1095 host_ldflags
1096 host_libs
82bb3329 1097 host_os
684b28e0 1098 ld
426be5dc 1099 logfile
89641463 1100 nm
26759c44 1101 source_path
c5200f17
MR
1102 sysinclude
1103 sysroot
a7ada2ba 1104 target_exec
26759c44 1105 target_os
a7ada2ba 1106 target_path
426be5dc 1107"
520cc7f1 1108
89f2932b
MR
1109CMDLINE_APPEND="
1110 extra_cflags
1111"
1112
912f3148
DB
1113# code dependency declarations
1114
9eeed841 1115# architecture extensions
808fa33c 1116
a2fc0f6a
MR
1117armv5te_deps="arm"
1118armv6_deps="arm"
ab5cb084 1119armv6t2_deps="arm"
a2fc0f6a
MR
1120armvfp_deps="arm"
1121iwmmxt_deps="arm"
808fa33c
MR
1122neon_deps="arm"
1123
e241ba14 1124mmi_deps="mips"
808fa33c
MR
1125
1126altivec_deps="ppc"
1127ppc4xx_deps="ppc"
1128
1129vis_deps="sparc"
1130
e939cedd 1131x86_64_select="cmov fast_cmov"
808fa33c
MR
1132amd3dnow_deps="mmx"
1133amd3dnowext_deps="amd3dnow"
9eeed841 1134mmx_deps="x86"
75aa95a6 1135mmx2_deps="mmx"
75aa95a6
DB
1136sse_deps="mmx"
1137ssse3_deps="sse"
9eeed841 1138
e939cedd 1139fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1140fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1141fast_unaligned_if_any="armv6 ppc x86"
669b5583 1142
89e053f8 1143need_memalign="altivec neon sse"
6fec122a 1144inline_asm_deps="!tms470"
89e053f8 1145
5666fd73 1146# decoders / encoders / hardware accelerators
f1e94694 1147aac_decoder_select="fft mdct aac_parser"
84c04e25 1148aac_encoder_select="fft mdct"
5b423887 1149ac3_decoder_select="fft mdct ac3_parser"
f4d608e3 1150alac_encoder_select="lpc"
47a158cb 1151atrac3_decoder_select="fft mdct"
4f034993 1152cavs_decoder_select="golomb"
47a158cb 1153cook_decoder_select="fft mdct"
2eef7c62 1154cscd_decoder_suggest="zlib"
47a158cb 1155dca_decoder_select="fft mdct"
e8ed9b7a 1156dnxhd_encoder_select="aandct"
2eef7c62 1157dxa_decoder_select="zlib"
baf91bb9 1158eac3_decoder_select="ac3_decoder"
84c04e25 1159eamad_decoder_select="aandct"
e8ed9b7a 1160eatgq_decoder_select="aandct"
d52b39c7 1161eatqi_decoder_select="aandct"
4f034993
MR
1162ffv1_decoder_select="golomb"
1163flac_decoder_select="golomb"
f4d608e3 1164flac_encoder_select="golomb lpc"
2eef7c62
AJ
1165flashsv_decoder_select="zlib"
1166flashsv_encoder_select="zlib"
4414137e 1167flv_decoder_select="h263_decoder"
4d4b4bd1 1168flv_encoder_select="h263_encoder"
e8ed9b7a 1169h261_encoder_select="aandct"
7f647ae0 1170h263_decoder_select="h263_parser"
e8ed9b7a 1171h263_encoder_select="aandct"
ff418735 1172h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1173h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1174h263i_decoder_select="h263_decoder"
fe629c2d 1175h263p_encoder_select="h263_encoder"
4f034993 1176h264_decoder_select="golomb"
ff418735 1177h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1178h264_vaapi_hwaccel_select="vaapi"
711dae77 1179h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1180h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1181imc_decoder_select="fft mdct"
4f034993
MR
1182jpegls_decoder_select="golomb"
1183jpegls_encoder_select="golomb"
e8ed9b7a 1184ljpeg_encoder_select="aandct"
4f034993 1185loco_decoder_select="golomb"
e8ed9b7a 1186mjpeg_encoder_select="aandct"
2cca233b 1187mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1188mpeg1video_encoder_select="aandct"
1189mpeg2video_encoder_select="aandct"
4414137e 1190mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1191mpeg4_encoder_select="h263_encoder"
711dae77 1192mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1193mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1194mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1195mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1196mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1197mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1198mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1199mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1200mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1201mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1202mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1203mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1204msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1205msmpeg4v1_encoder_select="h263_encoder"
4414137e 1206msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1207msmpeg4v2_encoder_select="h263_encoder"
4414137e 1208msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1209msmpeg4v3_encoder_select="h263_encoder"
47a158cb
MR
1210nellymoser_decoder_select="fft mdct"
1211nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1212png_decoder_select="zlib"
1213png_encoder_select="zlib"
63cae55d 1214qdm2_decoder_select="fft mdct rdft"
a8beb22f 1215rv10_decoder_select="h263_decoder"
b2bf38b4 1216rv10_encoder_select="h263_encoder"
a8beb22f 1217rv20_decoder_select="h263_decoder"
b2bf38b4 1218rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1219rv30_decoder_select="golomb"
1220rv40_decoder_select="golomb"
4f034993
MR
1221shorten_decoder_select="golomb"
1222sonic_decoder_select="golomb"
1223sonic_encoder_select="golomb"
1224sonic_ls_encoder_select="golomb"
1225svq3_decoder_select="golomb"
bee2eac5 1226svq3_decoder_suggest="zlib"
4eef77c1 1227theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1228tiff_decoder_suggest="zlib"
1229tiff_encoder_suggest="zlib"
aec09a00 1230truehd_decoder_select="mlp_decoder"
2eef7c62 1231tscc_decoder_select="zlib"
f95bfab0 1232vc1_decoder_select="h263_decoder"
ff418735 1233vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1234vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1235vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1236vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1237vorbis_decoder_select="fft mdct"
1238vorbis_encoder_select="fft mdct"
e82dc4c9
DB
1239vp6a_decoder_select="vp6_decoder"
1240vp6f_decoder_select="vp6_decoder"
47a158cb
MR
1241wmav1_decoder_select="fft mdct"
1242wmav1_encoder_select="fft mdct"
1243wmav2_decoder_select="fft mdct"
1244wmav2_encoder_select="fft mdct"
f95bfab0 1245wmv1_decoder_select="h263_decoder"
665507aa 1246wmv1_encoder_select="h263_encoder"
f95bfab0 1247wmv2_decoder_select="h263_decoder"
1746e2a9 1248wmv2_encoder_select="h263_encoder"
015f8ee0
DB
1249wmv3_decoder_select="vc1_decoder"
1250wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1251wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1252zlib_decoder_select="zlib"
1253zlib_encoder_select="zlib"
1254zmbv_decoder_select="zlib"
1255zmbv_encoder_select="zlib"
30fd06be 1256
28b80940
DB
1257# parsers
1258h264_parser_select="golomb"
1259
f1e94694
DB
1260# bitstream_filters
1261aac_adtstoasc_bsf_select="aac_parser"
1262
912f3148 1263# external libraries
1b71f045 1264libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1265libdirac_encoder_deps="libdirac"
c9171a83 1266libfaac_encoder_deps="libfaac"
69ddbd1d 1267libfaad_decoder_deps="libfaad"
4ec45764 1268libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1269libgsm_decoder_deps="libgsm"
1270libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1271libgsm_ms_decoder_deps="libgsm"
1272libgsm_ms_encoder_deps="libgsm"
1cc60c47 1273libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1274libopencore_amrnb_decoder_deps="libopencore_amrnb"
1275libopencore_amrnb_encoder_deps="libopencore_amrnb"
1276libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1277libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1278libschroedinger_decoder_deps="libschroedinger"
1279libschroedinger_encoder_deps="libschroedinger"
ae14f311 1280libspeex_decoder_deps="libspeex"
150d2772 1281libtheora_encoder_deps="libtheora"
b0caf888 1282libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1283libx264_encoder_deps="libx264"
1284libxvid_encoder_deps="libxvid"
30fd06be 1285
912f3148 1286# demuxers / muxers
03a76ba9 1287ac3_demuxer_deps="ac3_parser"
647c2356 1288asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1289avisynth_demuxer_deps="avisynth"
1290dirac_demuxer_deps="dirac_parser"
5b423887 1291eac3_demuxer_select="ac3_parser"
647c2356 1292ipod_muxer_select="mov_muxer"
4e622dea
SS
1293libnut_demuxer_deps="libnut"
1294libnut_muxer_deps="libnut"
647c2356 1295matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1296matroska_demuxer_suggest="zlib bzlib"
1297mov_demuxer_suggest="zlib"
1298mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1299mp4_muxer_select="mov_muxer"
1300mpegtsraw_demuxer_select="mpegts_demuxer"
1301mxf_d10_muxer_select="mxf_muxer"
24ca518b 1302ogg_demuxer_select="golomb"
647c2356 1303psp_muxer_select="mov_muxer"
4e622dea
SS
1304rtsp_demuxer_deps="sdp_demuxer"
1305sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
f1e94694 1306spdif_muxer_select="aac_parser"
647c2356
DB
1307tg2_muxer_select="mov_muxer"
1308tgp_muxer_select="mov_muxer"
6bdaa5f4 1309w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1310
1311# indevs / outdevs
38e54a75
SS
1312alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1313alsa_indev_extralibs="-lasound"
1314alsa_outdev_deps="alsa_asoundlib_h"
1315alsa_outdev_extralibs="-lasound"
1316audio_beos_indev_deps="audio_beos"
1317audio_beos_indev_extralibs="-lmedia -lbe"
1318audio_beos_outdev_deps="audio_beos"
1319audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1320bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1321dv1394_indev_deps="dv1394 dv_demuxer"
1322jack_indev_deps="jack_jack_h"
1323jack_indev_extralibs="-ljack"
1324libdc1394_indev_deps="libdc1394"
38e54a75
SS
1325oss_indev_deps_any="soundcard_h sys_soundcard_h"
1326oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1327v4l_indev_deps="linux_videodev_h"
1328v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1329vfwcap_indev_deps="capCreateCaptureWindow"
1330vfwcap_indev_extralibs="-lvfw32"
1331x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1332x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1333
912f3148 1334# protocols
3fff6382 1335gopher_protocol_deps="network"
c08fb000 1336http_protocol_deps="network"
cbf29889 1337rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1338rtp_protocol_deps="udp_protocol"
1339tcp_protocol_deps="network"
1340udp_protocol_deps="network"
1341
f7679c54 1342# filters
81124ba0 1343movie_filter_deps="avfilter_lavf"
f7679c54 1344
912f3148 1345# programs
fa859b4d 1346ffplay_deps="sdl"
6ad42348 1347ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1348ffserver_extralibs='$ldl'
a2830dca 1349
c73f65d9 1350doc_deps="texi2html"
912f3148 1351
de6d9b64 1352# default parameters
8a608357 1353
2ba042a7 1354logfile="config.err"
8a608357
MR
1355
1356# installation paths
c9d19248
MR
1357prefix_default="/usr/local"
1358bindir_default='${prefix}/bin'
14a8acf1 1359datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1360incdir_default='${prefix}/include'
1361libdir_default='${prefix}/lib'
1362mandir_default='${prefix}/share/man'
1363shlibdir_default="$libdir_default"
8a608357
MR
1364
1365# toolchain
11e6d03a 1366ar="ar"
13c7df3d 1367cc_default="gcc"
a3d7c197 1368cc_version=\"unknown\"
9da6609f 1369host_cc_default="gcc"
11e6d03a 1370ln_s="ln -sf"
89641463 1371nm_default="nm"
11e6d03a 1372objformat="elf"
be7109c1 1373ranlib="ranlib"
0f3cb305 1374strip="strip"
11e6d03a 1375yasmexe="yasm"
8a608357 1376
8182dc34
MR
1377nm_opts='-g'
1378
8a608357 1379# machine
5e622c40 1380arch=$(uname -m)
38d0a8aa 1381cpu="generic"
8a608357 1382
8a608357 1383# OS
4f854758 1384target_os=$(tolower $(uname -s))
82bb3329 1385host_os=$target_os
8a608357 1386
8a608357 1387# configurable options
c8a4ae00 1388enable asm
497237c7 1389enable debug
c73f65d9 1390enable doc
aa033b1e 1391enable fastdiv
497237c7
RP
1392enable ffmpeg
1393enable ffplay
1394enable ffserver
1395enable ipv6
497237c7
RP
1396enable mpegaudio_hp
1397enable network
8400d6b8 1398enable optimizations
497237c7 1399enable protocols
530dc538 1400enable static
87a0fb62 1401enable stripping
a9ddb5b1 1402enable swscale_alpha
8a608357 1403
8a608357 1404# build settings
9987769a 1405SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1406FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1407LIBPREF="lib"
1408LIBSUF=".a"
c5f14466
RP
1409FULLNAME='$(NAME)$(BUILDSUF)'
1410LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1411SLIBPREF="lib"
1412SLIBSUF=".so"
c5f14466 1413SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1414SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1415SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1416LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1417
7e6c86e6
MR
1418CC_O='-o $@'
1419
f0125de9 1420host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1421host_libs='-lm'
1422
a7ada2ba
MR
1423target_path='.'
1424
0d7dca36
DB
1425# gcc stupidly only outputs the basename of targets with -MM, but we need the
1426# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1427DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1428DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1429
c597172e 1430# find source path
5e622c40 1431source_path="$(dirname "$0")"
497237c7 1432enable source_path_used
24524f36 1433if test -f configure; then
5e622c40 1434 source_path="$(pwd)"
497237c7 1435 disable source_path_used
c597172e 1436else
5e622c40 1437 source_path="$(cd "$source_path"; pwd)"
c597172e 1438 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1439 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1440 test -e "$source_path/config.h" &&
1441 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1442fi
1443
13cbe2c0 1444for v in "$@"; do
b04251c5
MR
1445 r=${v#*=}
1446 l=${v%"$r"}
1447 r=$(sh_quote "$r")
13cbe2c0
MR
1448 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1449done
c597172e 1450
73ef8980
MR
1451find_things(){
1452 thing=$1
1453 pattern=$2
1454 file=$source_path/$3
932ccf39 1455 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1456}
1457
1458ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1459DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1460HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1461PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1462BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1463MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1464DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1465OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1466INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1467PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1468FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1469
7483e694
DB
1470enable $ARCH_EXT_LIST \
1471 $DECODER_LIST \
1472 $ENCODER_LIST \
5666fd73 1473 $HWACCEL_LIST \
7483e694
DB
1474 $PARSER_LIST \
1475 $BSF_LIST \
1476 $DEMUXER_LIST \
1477 $MUXER_LIST \
f7679c54 1478 $FILTER_LIST \
7483e694
DB
1479 $PROTOCOL_LIST \
1480 $INDEV_LIST \
1481 $OUTDEV_LIST \
c597172e
MR
1482
1483die_unknown(){
1484 echo "Unknown option \"$1\"."
1485 echo "See $0 --help for available options."
1486 exit 1
1487}
1488
794f8e97 1489show_list() {
bf0c4afa
RP
1490 suffix=_$1
1491 shift
2b444ea7 1492 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1493 exit 0
1494}
1495
c597172e 1496for opt do
7483e694
DB
1497 optval="${opt#*=}"
1498 case "$opt" in
0f010b2f 1499 --extra-ldflags=*) add_ldflags $optval
7483e694 1500 ;;
0f010b2f 1501 --extra-libs=*) add_extralibs $optval
7483e694 1502 ;;
8fb1cb58 1503 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1504 ;;
40bcf4c7
BL
1505 --enable-debug=*) debuglevel="$optval"
1506 ;;
7483e694 1507 --enable-*=*|--disable-*=*)
8b93ddc3 1508 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1509 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1510 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1511 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1512 $action $(filter "$name" $list)
7483e694
DB
1513 ;;
1514 --enable-?*|--disable-?*)
5e622c40 1515 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1516 if is_in $option $COMPONENT_LIST; then
fed5d54b 1517 test $action = disable && action=unset
e3773a55
MR
1518 eval $action \$$(toupper ${option%s})_LIST
1519 elif is_in $option $CMDLINE_SELECT; then
1520 $action $option
1521 else
1522 die_unknown $opt
1523 fi
7483e694
DB
1524 ;;
1525 --list-*)
1526 NAME="${opt#--list-}"
1527 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1528 NAME=${NAME%s}
1529 eval show_list $NAME \$$(toupper $NAME)_LIST
1530 ;;
1531 --help|-h) show_help
1532 ;;
1533 *)
884a36a7 1534 optname="${opt%%=*}"
26759c44
MR
1535 optname="${optname#--}"
1536 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1537 if is_in $optname $CMDLINE_SET; then
1538 eval $optname='$optval'
1539 elif is_in $optname $CMDLINE_APPEND; then
1540 append $optname "$optval"
1541 else
1542 die_unknown $opt
1543 fi
7483e694
DB
1544 ;;
1545 esac
c597172e
MR
1546done
1547
bcea99bb
MR
1548disabled logging && logfile=/dev/null
1549
13cbe2c0 1550echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1551set >> $logfile
1552
9da6609f
MR
1553test -n "$cross_prefix" && enable cross_compile
1554
adb2b908 1555ar="${cross_prefix}${ar}"
11e6d03a 1556cc_default="${cross_prefix}${cc_default}"
20e0ed95 1557nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1558ranlib="${cross_prefix}${ranlib}"
1559strip="${cross_prefix}${strip}"
1560
c5200f17
MR
1561sysinclude_default="${sysroot}/usr/include"
1562
75800dce 1563set_default cc nm sysinclude
9da6609f
MR
1564enabled cross_compile || host_cc_default=$cc
1565set_default host_cc
13c7df3d 1566
82bb3329
MR
1567exesuf() {
1568 case $1 in
1569 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1570 esac
1571}
1572
1573EXESUF=$(exesuf $target_os)
1574HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1575
e4e69e0b 1576# set temporary file name
a49d42c2 1577: ${TMPDIR:=$TEMPDIR}
c51fafa1 1578: ${TMPDIR:=$TMP}
a49d42c2 1579: ${TMPDIR:=/tmp}
e4e69e0b 1580
54460a83
MR
1581if ! check_cmd type mktemp; then
1582 # simple replacement for missing mktemp
1583 # NOT SAFE FOR GENERAL USE
1584 mktemp(){
1585 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1586 }
1587fi
1588
1589tmpfile(){
1590 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1591 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1592 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1593 append TMPFILES $tmp
1594 eval $1=$tmp
1595}
1596
1597trap 'rm -f -- $TMPFILES' EXIT
1598trap exit HUP INT TERM
1599
1600tmpfile TMPC .c
1601tmpfile TMPE $EXESUF
1602tmpfile TMPH .h
1603tmpfile TMPO .o
1604tmpfile TMPS .S
a482e61b 1605tmpfile TMPV .ver
54460a83
MR
1606tmpfile TMPSH .sh
1607
1608unset -f mktemp
e4e69e0b 1609
993f2d0f
MR
1610# make sure we can execute files in $TMPDIR
1611cat > $TMPSH 2>> $logfile <<EOF
1612#! /bin/sh
1613EOF
1614chmod +x $TMPSH >> $logfile 2>&1
1615if ! $TMPSH >> $logfile 2>&1; then
1616 cat <<EOF
1617Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1618variable to another directory and make sure that it is not mounted noexec.
1619EOF
1620 die "Sanity test failed."
1621fi
993f2d0f 1622
19b4c628
MR
1623filter_cflags=echo
1624filter_cppflags=echo
1625filter_asflags=echo
1626
8f0c157a 1627if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1628 cc_type=gcc
a3d7c197 1629 cc_version=__VERSION__
aef6bd1b
MR
1630 if ! $cc -dumpversion | grep -q '^2\.'; then
1631 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1632 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1633 fi
629687f6
MR
1634elif $cc --version 2>/dev/null | grep -q Intel; then
1635 cc_type=icc
6e3fa35d 1636 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1637 CC_DEPFLAGS='-MMD'
1638 AS_DEPFLAGS='-MMD'
629687f6
MR
1639elif $cc -v 2>&1 | grep -q xlc; then
1640 cc_type=xlc
6e3fa35d 1641 cc_version="AV_STRINGIFY(__IBMC__)"
df442a8d
MR
1642elif $cc -V 2>/dev/null | grep -q Compaq; then
1643 cc_type=ccc
6e3fa35d 1644 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1645 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1646 debuglevel=3
df442a8d 1647 add_ldflags -Wl,-z,now # calls to libots crash without this
6a0d5493 1648elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1649 test -d "$sysroot" || die "No valid sysroot specified."
1650 cc_type=armcc
6e3fa35d 1651 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1652 armcc_conf="$PWD/armcc.conf"
1653 $cc --arm_linux_configure \
1654 --arm_linux_config_file="$armcc_conf" \
1655 --configure_sysroot="$sysroot" \
1656 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1657 die "Error creating armcc configuration file."
1658 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1659 as_default="${cross_prefix}gcc"
07dec06e
MR
1660 CC_DEPFLAGS='-MMD'
1661 AS_DEPFLAGS='-MMD'
6fec122a
MR
1662elif $cc -version 2>/dev/null | grep -q TMS470; then
1663 cc_type=tms470
6e3fa35d 1664 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1665 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1666 CC_O='-fr=$(@D)'
1667 as_default="${cross_prefix}gcc"
1668 ld_default="${cross_prefix}gcc"
6fec122a
MR
1669 TMPO=$(basename $TMPC .c).o
1670 append TMPFILES $TMPO
1671 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1672 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1673 AS_DEPFLAGS='-MMD'
6fec122a
MR
1674 filter_cflags=tms470_flags
1675 tms470_flags(){
1676 for flag; do
1677 case $flag in
1678 -march=*|-mcpu=*)
1679 case "${flag#*=}" in
1680 armv7-a|cortex-a*) echo -mv=7a8 ;;
1681 armv7-r|cortex-r*) echo -mv=7r4 ;;
1682 armv7-m|cortex-m*) echo -mv=7m3 ;;
1683 armv6*|arm11*) echo -mv=6 ;;
1684 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1685 echo -mv=5e ;;
1686 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1687 esac
1688 ;;
1689 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1690 -mfpu=vfp) echo --float_support=vfpv2 ;;
a2709020 1691 -msoft-float) echo --float_support=vfplib ;;
6fec122a
MR
1692 -Os) echo -O3 -mf=2 ;;
1693 -O[0-3]) echo $flag -mf=5 ;;
1694 -g) echo -g -mn ;;
1695 esac
1696 done
1697 }
06da6943
DC
1698elif $cc -v 2>&1 | grep -q clang; then
1699 cc_type=clang
1700 cc_version=__VERSION__
1701 CC_DEPFLAGS='-MMD'
1702 AS_DEPFLAGS='-MMD'
2a472e9c
MK
1703elif $cc -V 2>&1 | grep -q Sun; then
1704 cc_type=suncc
1705 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1706 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1707 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
03279bbe
MK
1708 filter_cflags=suncc_flags
1709 suncc_flags(){
1710 for flag; do
1711 case $flag in
1712 -march=*|-mcpu=*)
1713 case "${flag#*=}" in
1714 native) echo -xtarget=native ;;
1715 v9) echo -xarch=sparc ;;
1716 ultrasparc) echo -xarch=sparcvis ;;
1717 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1718 i586|pentium) echo -xchip=pentium ;;
1719 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1720 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1721 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1722 pentium4*) echo -xtarget=pentium4 ;;
1723 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1724 *-sse3) echo -xarch=sse3 ;;
1725 core2) echo -xarch=ssse3 -xchip=core2 ;;
1726 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1727 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1728 k8|opteron|athlon64|athlon-fx)
1729 echo -xarch=sse2a ;;
1730 athlon*) echo -xarch=pentium_proa ;;
1731 esac
1732 ;;
1733 -std=c99) echo -xc99 ;;
1734 -fomit-frame-pointer) echo -xregs=frameptr ;;
1735 -fPIC) echo -KPIC -xcode=pic32 ;;
1736 -Os) echo -O5 -xspace ;;
1737 -W*,*) echo $flag ;;
1738 -f*-*|-W*) ;;
1739 *) echo $flag ;;
1740 esac
1741 done
1742 }
629687f6
MR
1743fi
1744
1745test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1746
75bafbac 1747: ${as_default:=$cc}
50567afa 1748: ${dep_cc_default:=$cc}
684b28e0 1749: ${ld_default:=$cc}
50567afa 1750set_default as dep_cc ld
75800dce 1751
07dec06e
MR
1752test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1753test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1754
7f32f40c 1755add_cflags $extra_cflags
2f2e6c7c 1756add_asflags $extra_cflags
7f32f40c 1757
154d432c
MR
1758if test -n "$sysroot"; then
1759 case "$cc_type" in
1760 gcc)
467256f2 1761 add_cppflags --sysroot="$sysroot"
154d432c
MR
1762 add_ldflags --sysroot="$sysroot"
1763 ;;
6fec122a
MR
1764 tms470)
1765 add_cppflags -I"$sysinclude"
1766 add_ldflags --sysroot="$sysroot"
1767 ;;
06da6943
DC
1768 clang)
1769 add_cppflags -isysroot="$sysroot"
1770 add_ldflags -isysroot="$sysroot"
1771 ;;
154d432c
MR
1772 esac
1773fi
1774
d22c13a8
MR
1775if test "$cpu" = host; then
1776 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1777
1778 case "$cc_type" in
1779 gcc)
1780 check_native(){
1781 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
1782 awk "/$1=/{ match(\$0, /$1=(\\w+)/, a);print a[1];exit }" $TMPE
1783 }
1784 cpu=$(check_native -march || check_native -mcpu)
1785 ;;
1786 esac
1787
1788 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1789fi
1790
e939cedd
MR
1791# Deal with common $arch aliases
1792case "$arch" in
1793 arm*)
1794 arch="arm"
1795 ;;
1796 mips|mipsel|IP*)
1797 arch="mips"
1798 ;;
1799 mips64)
1800 arch="mips"
1801 subarch="mips64"
1802 ;;
1803 parisc|hppa)
1804 arch="parisc"
1805 ;;
1806 parisc64|hppa64)
1807 arch="parisc"
1808 subarch="parisc64"
1809 ;;
1810 "Power Macintosh"|ppc|powerpc)
1811 arch="ppc"
1812 ;;
1813 ppc64)
1814 arch="ppc"
1815 subarch="ppc64"
1816 ;;
1817 s390|s390x)
1818 arch="s390"
1819 ;;
1820 sh4|sh)
1821 arch="sh4"
1822 ;;
1823 sun4u|sparc64)
1824 arch="sparc"
1825 subarch="sparc64"
1826 ;;
1827 i[3-6]86|i86pc|BePC|x86_64|amd64)
1828 arch="x86"
1829 ;;
1830esac
1831
1832is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1833enable $arch
e939cedd 1834
df5cdc24 1835# Add processor-specific flags
5d54c126
MR
1836if test "$cpu" = generic; then
1837 : do nothing
1838elif enabled ppc; then
343aef9b 1839
9dbd5c3d
MR
1840 case $cpu in
1841 601|ppc601|PowerPC601)
1842 cpuflags="-mcpu=601"
1843 ;;
1844 603*|ppc603*|PowerPC603*)
1845 cpuflags="-mcpu=603"
1846 ;;
1847 604*|ppc604*|PowerPC604*)
1848 cpuflags="-mcpu=604"
1849 ;;
1850 G3|g3|75*|ppc75*|PowerPC75*)
1851 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
1852 ;;
1853 G4|g4|745*|ppc745*|PowerPC745*)
1854 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1855 ;;
1856 74*|ppc74*|PowerPC74*)
1857 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1858 ;;
1859 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1860 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1861 ;;
1862 Cell|CELL|cell)
1863 cpuflags="-mcpu=cell"
1864 enable ldbrx
1865 ;;
1866 esac
343aef9b
MR
1867
1868elif enabled x86; then
1869
9dbd5c3d
MR
1870 case $cpu in
1871 i[345]86|pentium)
1872 cpuflags="-march=$cpu"
1873 disable mmx
1874 ;;
1875 # targets that do NOT support conditional mov (cmov)
1876 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1877 cpuflags="-march=$cpu"
1878 disable cmov
1879 ;;
1880 # targets that do support conditional mov (cmov)
1881 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1882 cpuflags="-march=$cpu"
1883 enable cmov
1884 enable fast_cmov
1885 ;;
1886 # targets that do support conditional mov but on which it's slow
1887 pentium4|pentium4m|prescott|nocona)
1888 cpuflags="-march=$cpu"
1889 enable cmov
1890 disable fast_cmov
1891 ;;
1892 esac
343aef9b
MR
1893
1894elif enabled sparc; then
1895
9dbd5c3d
MR
1896 case $cpu in
1897 sparc64)
1898 cpuflags="-mcpu=v9"
1899 ;;
1900 esac
343aef9b
MR
1901
1902elif enabled arm; then
1903
34ba23c9
MR
1904 case $cpu in
1905 armv*)
1906 cpuflags="-march=$cpu"
1907 ;;
1908 *)
1909 cpuflags="-mcpu=$cpu"
1910 ;;
1911 esac
343aef9b
MR
1912
1913elif enabled alpha; then
1914
34ba23c9 1915 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
1916
1917elif enabled bfin; then
1918
34ba23c9 1919 cpuflags="-mcpu=$cpu"
343aef9b
MR
1920
1921elif enabled mips; then
1922
34ba23c9 1923 cpuflags="-march=$cpu"
343aef9b
MR
1924
1925elif enabled avr32; then
1926
9dbd5c3d
MR
1927 case $cpu in
1928 ap7[02]0[0-2])
1929 subarch="avr32_ap"
1930 cpuflags="-mpart=$cpu"
1931 ;;
1932 ap)
1933 subarch="avr32_ap"
1934 cpuflags="-march=$cpu"
1935 ;;
1936 uc3[ab]*)
1937 subarch="avr32_uc"
1938 cpuflags="-mcpu=$cpu"
1939 ;;
1940 uc)
1941 subarch="avr32_uc"
1942 cpuflags="-march=$cpu"
1943 ;;
1944 esac
df5cdc24 1945
343aef9b
MR
1946fi
1947
df5cdc24
MR
1948add_cflags $cpuflags
1949add_asflags $cpuflags
1950
993f2d0f
MR
1951# compiler sanity check
1952check_exec <<EOF
1953int main(void){ return 0; }
1954EOF
1955if test "$?" != 0; then
1956 echo "$cc is unable to create an executable file."
1957 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1958 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1959 echo "Only do this if you know what cross compiling means."
1960 fi
1961 die "C compiler test failed."
1962fi
1963
38a9c529 1964add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 1965check_cflags -std=c99
50a334e4 1966check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1967#include <stdlib.h>
1968EOF
50a334e4 1969check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1970#include <stdlib.h>
1971EOF
e9b9a2f8 1972
f0125de9
MR
1973check_host_cflags -std=c99
1974
b24dbcbd 1975case "$arch" in
e939cedd 1976 alpha|ia64|mips|parisc|sparc)
8a3c8627 1977 spic=$shared
b24dbcbd 1978 ;;
e939cedd 1979 x86)
cfdb6148 1980 subarch="x86_32"
e939cedd 1981 check_cc <<EOF && subarch="x86_64"
58b3536d 1982 int test[(int)sizeof(char*) - 7];
cfdb6148 1983EOF
de27f4d9 1984 if test "$subarch" = "x86_64"; then
e939cedd 1985 spic=$shared
de27f4d9 1986 fi
b24dbcbd 1987 ;;
b24dbcbd
RP
1988esac
1989
343aef9b 1990enable $subarch
8a3c8627 1991enabled spic && enable pic
5755bc88 1992check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 1993
7483e694 1994# OS specific
4f854758 1995case $target_os in
7483e694 1996 beos|haiku|zeta)
c9d19248 1997 prefix_default="$HOME/config"
7483e694 1998 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1999 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2000 case "$gcc_version" in
2001 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2002 disable mmx
2003 ;;
2004 *20010315*) echo "BeBits gcc"
0f010b2f 2005 add_cflags -fno-expensive-optimizations
7483e694
DB
2006 ;;
2007 esac
7483e694
DB
2008 SHFLAGS=-nostart
2009 # enable BeOS things
2010 enable audio_beos
2011 # no need for libm, but the inet stuff
2012 # Check for BONE
2013 # XXX: actually should check for NOT net_server
78fe7631 2014 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2015 network_extralibs="-lbind -lsocket"
2016 else
2017 enable beos_netserver
2018 network_extralibs="-lnet"
2019 fi ;;
2020 sunos)
2021 FFSERVERLDFLAGS=""
9987769a 2022 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2023 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2024 network_extralibs="-lsocket -lnsl"
50a334e4 2025 add_cppflags -D__EXTENSIONS__
8182dc34 2026 nm_opts='-P -g'
7483e694
DB
2027 ;;
2028 netbsd)
07a8eef6
MR
2029 oss_indev_extralibs="-lossaudio"
2030 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2031 ;;
2032 openbsd)
89e053f8 2033 enable malloc_aligned
7c4a001a
MR
2034 # On OpenBSD 4.5. the compiler does not use PIC unless
2035 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2036 # however the generated executable will not do anything
2037 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2038 # Thus explicitly enable PIC here.
cd78208b 2039 enable pic
7483e694 2040 SHFLAGS='-shared'
07a8eef6
MR
2041 oss_indev_extralibs="-lossaudio"
2042 oss_outdev_extralibs="-lossaudio"
7483e694 2043 ;;
90b4f091 2044 freebsd|dragonfly)
89e053f8 2045 enable malloc_aligned
7483e694
DB
2046 ;;
2047 bsd/os)
2048 osextralibs="-lpoll -lgnugetopt"
2049 strip="strip -d"
2050 ;;
2051 darwin)
89e053f8 2052 enable malloc_aligned
0138c54e 2053 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2054 strip="strip -x"
2055 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2056 SLIBSUF=".dylib"
2057 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2058 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2059 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2060 objformat="macho"
1b0f6fb8 2061 enabled x86_64 && objformat="macho64"
8dfa86f7 2062 enabled_any pic shared ||
2704bd1a 2063 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2064 ;;
2065 mingw32*)
ad7da0b5
RP
2066 # Only WinXP or greater are supported
2067 add_cflags -D_WIN32_WINNT=0x0501
9d3f4f50 2068 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2069 disable network
2070 else
2071 target_os=mingw32
2072 fi
dcc01c06 2073 LIBTARGET=i386
1fc9fb8a 2074 if enabled x86_64; then
89e053f8 2075 enable malloc_aligned
dcc01c06 2076 LIBTARGET=x64
336cc1b0
MS
2077 elif enabled arm; then
2078 LIBTARGET=arm
dcc01c06 2079 fi
fbd971a4 2080 shlibdir_default="$bindir_default"
7483e694
DB
2081 disable ffserver
2082 SLIBPREF=""
2083 SLIBSUF=".dll"
7483e694
DB
2084 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2085 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2086 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2087 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2088 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2089 install -d "$(LIBDIR)"; \
2090 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2091 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2092 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2093 objformat="win32"
bc574408 2094 enable dos_paths
1894e741 2095 check_cflags -fno-common
b1549d61 2096 if ! enabled x86_64; then
f7ad5aa2
RP
2097 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2098 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2099 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2100 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2101 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
f7ad5aa2 2102 fi
7483e694
DB
2103 ;;
2104 cygwin*)
4f854758 2105 target_os=cygwin
fbd971a4 2106 shlibdir_default="$bindir_default"
7483e694
DB
2107 SLIBPREF="cyg"
2108 SLIBSUF=".dll"
2109 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2110 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2111 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2112 objformat="win32"
bc574408 2113 enable dos_paths
1894e741 2114 check_cflags -fno-common
7483e694 2115 ;;
4f365f37 2116 *-dos|freedos|opendos)
fdf11906 2117 disable ffplay ffserver
4f365f37
MK
2118 disable $INDEV_LIST $OUTDEV_LIST
2119 network_extralibs="-lsocket"
ff1c015d 2120 objformat="coff"
bc574408 2121 enable dos_paths
4f365f37 2122 ;;
7483e694 2123 linux)
7483e694
DB
2124 enable dv1394
2125 ;;
2126 irix*)
4f854758 2127 target_os=irix
7483e694
DB
2128 ranlib="echo ignoring ranlib"
2129 ;;
d22e8442 2130 os/2*)
d22e8442
DY
2131 strip="lxlite"
2132 ln_s="cp -f"
d22e8442 2133 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2134 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2135 FFSERVERLDFLAGS=""
287d3b13 2136 LIBSUF="_s.a"
d22e8442
DY
2137 SLIBPREF=""
2138 SLIBSUF=".dll"
2139 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2140 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2141 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2142 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2143 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2144 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2145 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2146 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2147 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2148 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2149 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2150 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2151 enable dos_paths
d22e8442 2152 ;;
83993c1c
AM
2153 gnu/kfreebsd)
2154 ;;
34e82167 2155 gnu)
34e82167 2156 ;;
d22e8442 2157
7483e694 2158 *)
4f924f9a 2159 die "Unknown OS '$target_os'."
7483e694
DB
2160 ;;
2161esac
2162
c9d19248
MR
2163set_default $PATHS_LIST
2164
c597172e 2165add_extralibs $osextralibs
de6d9b64 2166
28d8e661
DB
2167# Combine FFLDFLAGS and the LDFLAGS environment variable.
2168LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2169
320d060a 2170# we need to build at least one lib type
93b3c083 2171if ! enabled_any static shared; then
320d060a
DB
2172 cat <<EOF
2173At least one library type must be built.
2174Specify --enable-static to build the static libraries or --enable-shared to
2175build the shared libraries as well. To only build the shared libraries specify
2176--disable-static in addition to --enable-shared.
2177EOF
2178 exit 1;
2179fi
2180
abc4e572 2181disabled static && LIBNAME=""
2a320695 2182
a2234ceb
RP
2183if enabled_any libfaad libfaadbin ; then
2184 if check_header faad.h; then
295b8c70 2185 check_cc <<EOF
a2234ceb
RP
2186#include <faad.h>
2187#ifndef FAAD2_VERSION
2188ok faad1
2189#endif
db817cf3 2190int main(void) { return 0; }
a2234ceb
RP
2191EOF
2192 test $? = 0 && enable libfaad2
2193 else
ff3dac65 2194 die "FAAD test failed."
a2234ceb
RP
2195 fi
2196fi
2197
2198
2184c6f7 2199die_license_disabled() {
4c27207c 2200 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2201}
2202
2203die_license_disabled gpl libfaad2
2204die_license_disabled gpl libx264
2205die_license_disabled gpl libxvid
2206die_license_disabled gpl postproc
2207die_license_disabled gpl x11grab
2208
2f7ae63b 2209die_license_disabled nonfree libfaac
b2e3c528 2210
0b175caa
DB
2211die_license_disabled version3 libopencore_amrnb
2212die_license_disabled version3 libopencore_amrwb
2213
9cad0e4e 2214enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2215
9eeed841 2216check_deps $ARCH_EXT_LIST
0f3cb305 2217
40617a6d 2218disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2219
e276d9e8
MR
2220enable_pic() {
2221 enable pic
bce7b696
MR
2222 add_cppflags -DPIC
2223 add_cflags -fPIC
2224 add_asflags -fPIC
e276d9e8
MR
2225}
2226
2227enabled pic && enable_pic
bce7b696 2228
b4d96ba2
MR
2229check_cc <<EOF || die "Symbol mangling check failed."
2230int ff_extern;
2231EOF
8182dc34 2232sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2233extern_prefix=${sym%%ff_extern*}
2234
f65883c8
MR
2235check_cc <<EOF && enable inline_asm
2236void foo(void) { __asm__ volatile ("" ::); }
2237EOF
61d251db 2238
df5e3978
MR
2239_restrict=
2240for restrict_keyword in restrict __restrict__ __restrict; do
2241 check_cc <<EOF && _restrict=$restrict_keyword && break
2242void foo(char * $restrict_keyword p);
2243EOF
2244done
2245
2246check_cc <<EOF && enable attribute_packed
2247struct { int x; } __attribute__((packed)) x;
2248EOF
2249
2250check_cc <<EOF || die "endian test failed"
2251unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2252EOF
48fc536a 2253od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2254
e939cedd
MR
2255if enabled alpha; then
2256
2257 check_cflags -mieee
2258
2259elif enabled arm; then
e45391bb 2260
50fa82e6
MR
2261 check_cflags -marm
2262
fa0912fe
MR
2263 check_ld <<EOF && enable vfp_args
2264__asm__ (".eabi_attribute 28, 1");
2265int main(void) { return 0; }
2266EOF
2267
2268 # We have to check if pld is a nop and disable it.
2269 check_asm pld '"pld [r0]"'
2270
2271 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2272 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2273 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2274 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2275 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2276 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2277
e276d9e8
MR
2278 enabled_all armv6t2 shared !pic && enable_pic
2279
e939cedd
MR
2280elif enabled ia64; then
2281
2282 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2283 enabled shared && enable_weak hardcoded_tables
2284
fa0912fe 2285elif enabled mips; then
e45391bb 2286
fa0912fe
MR
2287 check_asm loongson '"dmult.g $1, $2, $3"'
2288 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2289
fa0912fe 2290elif enabled ppc; then
e45391bb 2291
fa0912fe
MR
2292 check_asm dcbzl '"dcbzl 0, 1"'
2293 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2294 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2295
2296 # AltiVec flags: The FSF version of GCC differs from the Apple version
2297 if enabled altivec; then
2298 check_cflags -maltivec -mabi=altivec &&
2299 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2300 check_cflags -faltivec
2301
2302 # check if our compiler supports Motorola AltiVec C API
2303 check_cc <<EOF || disable altivec
2304$inc_altivec_h
2305int main(void) {
2306 vector signed int v1, v2, v3;
2307 v1 = vec_add(v2,v3);
2308 return 0;
2309}
2310EOF
2311
2312 # check if our compiler supports braces for vector declarations
2313 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2314$inc_altivec_h
2315int main (void) { (vector int) {1}; return 0; }
2316EOF
2317 fi
e45391bb 2318
fa0912fe 2319elif enabled sparc; then
e45391bb 2320
fa0912fe
MR
2321 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2322 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2323
fa0912fe 2324elif enabled x86; then
e45391bb 2325
44965991
PI
2326 # check whether EBP is available on x86
2327 # As 'i' is stored on the stack, this program will crash
2328 # if the base pointer is used to access it because the
2329 # base pointer is cleared in the inline assembly code.
7dfef245 2330 check_exec_crash <<EOF && enable ebp_available
44965991 2331 volatile int i=0;
be449fca 2332 __asm__ volatile (
44965991
PI
2333 "xorl %%ebp, %%ebp"
2334 ::: "%ebp");
2335 return i;
44965991
PI
2336EOF
2337
f494213c 2338 # check whether EBX is available on x86
7cee5421
MR
2339 check_asm ebx_available '""::"b"(0)' &&
2340 check_asm ebx_available '"":::"%ebx"'
8e380710 2341
d3a4b4e0
DB
2342 # check whether more than 10 operands are supported
2343 check_cc <<EOF && enable ten_operands
2344int main(void) {
2345 int x=0;
2346 __asm__ volatile(
2347 ""
2348 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2349 );
2350 return 0;
2351}
2352EOF
2353
d7f0920b 2354 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2355 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2356 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2357
2358 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2359
d52481b9 2360 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2361 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2362 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2363 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2364 case "$objformat" in
2365 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2366 esac
7595a5e4 2367 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2368
669b5583
MR
2369 case "$cpu" in
2370 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2371 disable fast_clz
2372 ;;
2373 esac
2374
44965991
PI
2375fi
2376
a98bb16d
RP
2377if check_func dlopen; then
2378 ldl=
2379elif check_func dlopen -ldl; then
2380 ldl=-ldl
8bf5d58f
MN
2381fi
2382
75ecf149
DB
2383# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2384check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2385
7483e694 2386check_func fork
84882df6 2387check_func getaddrinfo $network_extralibs
7483e694
DB
2388check_func gethrtime
2389check_func getrusage
094c09bb 2390check_func inet_aton $network_extralibs
abfc8d05 2391check_func isatty
7483e694
DB
2392check_func memalign
2393check_func mkstemp
1f91cdce 2394check_func posix_memalign
b507ebd1 2395check_func_headers io.h setmode
e4673692 2396check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2397check_func_headers windows.h GetProcessTimes
7c5bfe7a 2398check_func_headers windows.h VirtualAlloc
6ffa87d3 2399
e16e49ac 2400check_header conio.h
a98bb16d
RP
2401check_header dlfcn.h
2402check_header malloc.h
bf6ce82d 2403check_header poll.h
b58412f1 2404check_header sys/mman.h
b091aa44 2405check_header sys/resource.h
bf6ce82d 2406check_header sys/select.h
a98bb16d 2407check_header termios.h
272081b0
CEH
2408check_header vdpau/vdpau.h
2409check_header vdpau/vdpau_x11.h
68178ca9 2410check_header X11/extensions/XvMClib.h
a98bb16d 2411
89e053f8
MR
2412if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2413 enabled_any $need_memalign ; then
1f91cdce 2414 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2415fi
e16e49ac 2416
a4fa192c 2417disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2418disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2419
2420# check for some common methods of building with pthread support
2421# do this before the optional library checks as some of them require pthreads
2422if enabled pthreads; then
9e7fd101
MR
2423 if check_func pthread_create; then
2424 :
2425 elif check_func pthread_create -pthread; then
2426 add_cflags -pthread
afc9aee2 2427 add_extralibs -pthread
9e7fd101
MR
2428 elif check_func pthread_create -pthreads; then
2429 add_cflags -pthreads
afc9aee2 2430 add_extralibs -pthreads
8d94f606
GT
2431 elif check_func pthread_create -lpthreadGC2; then
2432 add_extralibs -lpthreadGC2
9e7fd101
MR
2433 elif ! check_lib pthread.h pthread_create -lpthread; then
2434 die "ERROR: can't find pthreads library"
2435 fi
57bd82d4
MR
2436fi
2437
8eee7025 2438for thread in $THREADS_LIST; do
e5f94c2b 2439 if enabled $thread; then
3ae3b721
RP
2440 test -n "$thread_type" &&
2441 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2442 thread_type="$thread"
e5f94c2b
RP
2443 fi
2444done
2445
fdf88598 2446check_lib math.h sin -lm
ff418735 2447check_lib va/va.h vaInitialize -lva
fdf88598 2448
6b7c7703
VS
2449check_func exp2
2450check_func exp2f
ad420e25
MR
2451check_func llrint
2452check_func log2
6b7c7703 2453check_func log2f
ad420e25
MR
2454check_func lrint
2455check_func lrintf
2456check_func round
2457check_func roundf
2458check_func truncf
f32adb22 2459
57bd82d4 2460# these are off by default, so fail if requested and not available
79fda097 2461enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2462enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2463 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2464 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2465enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2466enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2467enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2468enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2469enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2470enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2471enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2472enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2473enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2474 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2475enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2476enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2477enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2478enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2479 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2480 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2481enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2482enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2483
0b4a1821
AS
2484# libdc1394 check
2485if enabled libdc1394; then
2486 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2487 enable libdc1394_2; } ||
2488 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2489 enable libdc1394_1; } ||
2490 die "ERROR: No version of libdc1394 found "
2491fi
2492
6a1a892f 2493SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2494if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2495 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2496 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2497 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2498 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2499 enable sdl &&
2500 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2501fi
57bd82d4 2502
2270b4b2 2503texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2504
73b46a95 2505if enabled network; then
96000432 2506 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2507 check_type netdb.h "struct addrinfo"
ff6e82a9 2508 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2509 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2510 # Prefer arpa/inet.h over winsock2
2511 if check_header arpa/inet.h ; then
2512 check_func closesocket
2513 elif check_header winsock2.h ; then
f4c13872
MS
2514 check_func_headers winsock2.h closesocket -lws2 && \
2515 network_extralibs="-lws2" || \
2516 { check_func_headers winsock2.h closesocket -lws2_32 && \
2517 network_extralibs="-lws2_32"; }
72be9e73 2518 check_type ws2tcpip.h socklen_t
c0018613 2519 check_type ws2tcpip.h "struct addrinfo"
33a4dbdd 2520 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2521 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2522 else
2523 disable network
73b46a95
RP
2524 fi
2525fi
2526
b6f3d925 2527enabled_all network ipv6 && check_ld <<EOF || disable ipv6
7a91333f
HZ
2528#include <sys/types.h>
2529#include <sys/socket.h>
2530#include <netinet/in.h>
2531#include <netdb.h>
db817cf3 2532int main(void) {
7483e694
DB
2533 struct sockaddr_storage saddr;
2534 struct ipv6_mreq mreq6;
2535 getaddrinfo(0,0,0,0);
2536 getnameinfo(0,0,0,0,0,0,0);
2537 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2538}
2539EOF
2540
06e31011
RP
2541check_header linux/videodev.h
2542check_header linux/videodev2.h
1b6e8b73 2543check_header sys/videoio.h
47f38850 2544
2446d3d6 2545check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2546
f8aa696f 2547# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2548{ check_header dev/bktr/ioctl_meteor.h &&
2549 check_header dev/bktr/ioctl_bt848.h; } ||
2550{ check_header machine/ioctl_meteor.h &&
2551 check_header machine/ioctl_bt848.h; } ||
2552{ check_header dev/video/meteor/ioctl_meteor.h &&
2553 check_header dev/video/bktr/ioctl_bt848.h; } ||
2554check_header dev/ic/bt8xx.h
f8aa696f 2555
c7682de0
RP
2556check_header sys/soundcard.h
2557check_header soundcard.h
deb29777 2558
b6f3d925 2559enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2560
0e57fe17 2561enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2562
56a059ac 2563enabled x11grab &&
f58f4ce1
GP
2564check_header X11/Xlib.h &&
2565check_header X11/extensions/XShm.h &&
0a045661 2566check_header X11/extensions/Xfixes.h &&
f58f4ce1 2567check_func XOpenDisplay -lX11 &&
781c1aa6
R
2568check_func XShmCreateImage -lX11 -lXext &&
2569check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2570
598ef02b 2571if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2572check_cpp_condition \
2573 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2574 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2575 disable vdpau; }
abf649c7 2576fi
deda2a4a 2577
95e561ec 2578enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2579
2580# add some useful compiler flags if supported
2581check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2582check_cflags -Wall
2583check_cflags -Wno-switch
c07bd6a9
MN
2584check_cflags -Wdisabled-optimization
2585check_cflags -Wpointer-arith
2586check_cflags -Wredundant-decls
cc1fb623 2587check_cflags -Wno-pointer-sign
f4929996 2588check_cflags -Wcast-qual
9aceb3cf 2589check_cflags -Wwrite-strings
652a5bf6 2590check_cflags -Wtype-limits
764551c6 2591check_cflags -Wundef
5af4e0cc 2592enabled extra_warnings && check_cflags -Winline
cf9d24ad 2593
57bd82d4 2594# add some linker flags
5c0e9479 2595check_ldflags -Wl,--warn-common
8351d2ba
DB
2596check_ldflags -Wl,--as-needed
2597check_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 2598check_ldflags -Wl,-Bsymbolic
94a3401e 2599
a482e61b
MR
2600echo "X{};" > $TMPV
2601test_ldflags -Wl,--version-script,$TMPV &&
2602 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2603
bd2216e4
MR
2604if enabled small; then
2605 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2606 optimizations="small"
2607elif enabled optimizations; then
629687f6 2608 if enabled xlc; then
0f010b2f
DB
2609 add_cflags -O5
2610 add_ldflags -O5
03279bbe
MK
2611 elif enabled suncc; then
2612 add_cflags -O5
df442a8d
MR
2613 elif enabled ccc; then
2614 add_cflags -fast
cf9d24ad 2615 else
0f010b2f 2616 add_cflags -O3
cf9d24ad 2617 fi
cddf3f45 2618fi
11fdbc44 2619check_cflags -fno-math-errno
b2eb2ff0 2620check_cflags -fno-signed-zeros
cddf3f45 2621
629687f6 2622if enabled icc; then
b1598b58
MR
2623 # Just warnings, no remarks
2624 check_cflags -w1
2625 # -wd: Disable following warnings
2626 # 144, 167, 556: -Wno-pointer-sign
2627 # 10006: ignoring unknown option -fno-signed-zeros
2628 # 10156: ignoring option '-W'; no argument required
2629 check_cflags -wd144,167,556,10006,10156
2630 # 11030: Warning unknown option --as-needed
2631 # 10156: ignoring option '-export'; no argument required
2632 check_ldflags -wd10156,11030
2633 # Allow to compile with optimizations
2634 check_ldflags -march=$cpu
be2cf98a
CEH
2635 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2636 enable ebp_available
df442a8d
MR
2637elif enabled ccc; then
2638 # disable some annoying warnings
2639 add_cflags -msg_disable cvtu32to64
2640 add_cflags -msg_disable embedcomment
2641 add_cflags -msg_disable needconstext
2642 add_cflags -msg_disable nomainieee
2643 add_cflags -msg_disable ptrmismatch1
2644 add_cflags -msg_disable unreachcode
973859f5
MR
2645elif enabled gcc; then
2646 check_cflags -fno-tree-vectorize
06da6943
DC
2647elif enabled clang; then
2648 check_cflags -Qunused-arguments
504a64b9
CEH
2649fi
2650
90be59ef 2651if enabled gprof; then
0f010b2f
DB
2652 add_cflags -p
2653 add_ldflags -p
1db54e20
DB
2654fi
2655
7f3c02fc 2656# Find out if the .align argument is a power of two or not.
9377b6ce 2657check_asm asmalign_pot '".align 3"'
4454dc1b 2658
7483e694
DB
2659enabled_any $DECODER_LIST && enable decoders
2660enabled_any $ENCODER_LIST && enable encoders
5666fd73 2661enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2662enabled_any $BSF_LIST && enable bsfs
2663enabled_any $DEMUXER_LIST && enable demuxers
2664enabled_any $MUXER_LIST && enable muxers
f7679c54 2665enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2666enabled_any $INDEV_LIST && enable indevs
2667enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2668enabled_any $PROTOCOL_LIST && enable protocols
2669
2670enabled_any $THREADS_LIST && enable threads
2671
2672check_deps $CONFIG_LIST \
b6bb00b0 2673 $CONFIG_EXTRA \
7483e694
DB
2674 $HAVE_LIST \
2675 $DECODER_LIST \
2676 $ENCODER_LIST \
5666fd73 2677 $HWACCEL_LIST \
7483e694
DB
2678 $PARSER_LIST \
2679 $BSF_LIST \
2680 $DEMUXER_LIST \
2681 $MUXER_LIST \
f7679c54 2682 $FILTER_LIST \
7483e694
DB
2683 $INDEV_LIST \
2684 $OUTDEV_LIST \
2685 $PROTOCOL_LIST \
f70f03f6 2686
c8a4ae00
MR
2687enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2688
3e89171a 2689echo "install prefix $prefix"
f36958f8
DB
2690echo "source path $source_path"
2691echo "C compiler $cc"
bfd5afd8 2692echo ".align is power-of-two $asmalign_pot"
f36958f8 2693echo "ARCH $arch ($cpu)"
ce8871c2
MR
2694if test "$build_suffix" != ""; then
2695 echo "build suffix $build_suffix"
eb94aca9 2696fi
ac63af34
DB
2697if test "$extra_version" != ""; then
2698 echo "version string suffix $extra_version"
2699fi
0db2ce77 2700echo "big-endian ${bigendian-no}"
e90f5b5a 2701echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2702if enabled x86; then
af44e8e4 2703 echo "yasm ${yasm-no}"
0db2ce77 2704 echo "MMX enabled ${mmx-no}"
30e98e62 2705 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2706 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2707 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2708 echo "SSE enabled ${sse-no}"
30e98e62 2709 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2710 echo "CMOV enabled ${cmov-no}"
2711 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2712 echo "EBX available ${ebx_available-no}"
2713 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2714 echo "10 operands supported ${ten_operands-no}"
e41e8342 2715fi
5b6c2cbd 2716if enabled arm; then
0db2ce77
MR
2717 echo "ARMv5TE enabled ${armv5te-no}"
2718 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2719 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2720 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2721 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2722 echo "NEON enabled ${neon-no}"
eba9ae3c 2723fi
5b6c2cbd 2724if enabled mips; then
0db2ce77 2725 echo "MMI enabled ${mmi-no}"
e41e8342 2726fi
5b6c2cbd 2727if enabled ppc; then
0db2ce77 2728 echo "AltiVec enabled ${altivec-no}"
30e98e62 2729 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2730 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2731 echo "performance report ${powerpc_perf-no}"
2732fi
2733if enabled sparc; then
2734 echo "VIS enabled ${vis-no}"
e41e8342 2735fi
0db2ce77
MR
2736echo "gprof enabled ${gprof-no}"
2737echo "debug symbols ${debug-no}"
87a0fb62 2738echo "strip symbols ${stripping-no}"
8400d6b8 2739echo "optimizations ${optimizations-no}"
0db2ce77
MR
2740echo "static ${static-no}"
2741echo "shared ${shared-no}"
4a24ab64 2742echo "postprocessing support ${postproc-no}"
f7679c54 2743echo "new filter support ${avfilter-no}"
81124ba0 2744echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2745echo "network support ${network-no}"
90be59ef 2746if enabled network; then
0db2ce77 2747 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2748fi
0db2ce77
MR
2749echo "threading support ${thread_type-no}"
2750echo "SDL support ${sdl-no}"
0db2ce77
MR
2751echo "Sun medialib support ${mlib-no}"
2752echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2753echo "libdc1394 support ${libdc1394-no}"
690bfceb 2754echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2755echo "libfaac enabled ${libfaac-no}"
2756echo "libfaad enabled ${libfaad-no}"
7e0871a7 2757echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2758echo "libgsm enabled ${libgsm-no}"
2759echo "libmp3lame enabled ${libmp3lame-no}"
2760echo "libnut enabled ${libnut-no}"
0b175caa
DB
2761echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2762echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2763echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2764echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2765echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2766echo "libtheora enabled ${libtheora-no}"
2767echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2768echo "libx264 enabled ${libx264-no}"
2769echo "libxvid enabled ${libxvid-no}"
0db2ce77 2770echo "zlib enabled ${zlib-no}"
f402916e 2771echo "bzlib enabled ${bzlib-no}"
2c62e737 2772echo
de6d9b64 2773
5666fd73 2774for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2775 echo "Enabled ${type}s:"
f65c9da1 2776 eval list=\$$(toupper $type)_LIST
8138b9db 2777 for part in $list; do
f65c9da1
MR
2778 enabled $part && echo ${part%_*}
2779 done | sort | pr -3 -t
2780 echo
8138b9db
RP
2781done
2782
ba7a7039 2783license="LGPL version 2.1 or later"
ba321adb 2784if enabled nonfree; then
ba7a7039 2785 license="nonfree and unredistributable"
9cad0e4e
DB
2786elif enabled gplv3; then
2787 license="GPL version 3 or later"
2788elif enabled lgplv3; then
2789 license="LGPL version 3 or later"
ba321adb 2790elif enabled gpl; then
ba7a7039 2791 license="GPL version 2 or later"
ba321adb
JK
2792fi
2793
2794echo "License: $license"
ca5323af 2795
cf1392e9
DB
2796echo "Creating config.mak and config.h..."
2797
df642790
MR
2798# build tree in object directory if source path is different from current one
2799if enabled source_path_used; then
2800 DIRS="
2801 doc
2802 libavcodec
2803 libavcodec/$arch
2804 libavdevice
2805 libavfilter
2806 libavformat
2807 libavutil
2808 libavutil/$arch
2809 libpostproc
2810 libswscale
2811 libswscale/$arch
2812 tests
2813 tools
2814 "
2815 FILES="
2816 Makefile
2817 common.mak
2818 subdir.mak
2819 doc/texi2pod.pl
2820 libavcodec/Makefile
2821 libavdevice/Makefile
2822 libavfilter/Makefile
2823 libavformat/Makefile
2824 libavutil/Makefile
2825 libpostproc/Makefile
2826 libswscale/Makefile
2827 "
2828 for dir in $DIRS ; do
2829 mkdir -p $dir
2830 done
2831 for f in $FILES ; do
2832 $ln_s "$source_path/$f" $f
2833 done
2834fi
2835
ad212cc6
MR
2836enabled stripping || strip="echo skipping strip"
2837
173c983b
MR
2838cat > config.mak <<EOF
2839# Automatically generated by configure - do not modify!
2840ifndef FFMPEG_CONFIG_MAK
2841FFMPEG_CONFIG_MAK=1
2842FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2843prefix=$prefix
2844LIBDIR=\$(DESTDIR)$libdir
2845SHLIBDIR=\$(DESTDIR)$shlibdir
2846INCDIR=\$(DESTDIR)$incdir
2847BINDIR=\$(DESTDIR)$bindir
2848DATADIR=\$(DESTDIR)$datadir
2849MANDIR=\$(DESTDIR)$mandir
2850SRC_PATH="$source_path"
2851SRC_PATH_BARE=$source_path
2852BUILD_ROOT="$PWD"
2853ARCH=$arch
2854CC=$cc
2855AS=$as
2856LD=$ld
2857DEPCC=$dep_cc
2858YASM=$yasmexe
2859AR=$ar
2860RANLIB=$ranlib
2861LN_S=$ln_s
2862STRIP=$strip
2863CPPFLAGS=$CPPFLAGS
2864CFLAGS=$CFLAGS
2865ASFLAGS=$ASFLAGS
2866CC_O=$CC_O
2867LDFLAGS=$LDFLAGS
2868FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2869SHFLAGS=$SHFLAGS
2870YASMFLAGS=$YASMFLAGS
2871BUILDSUF=$build_suffix
2872FULLNAME=$FULLNAME
2873LIBPREF=$LIBPREF
2874LIBSUF=$LIBSUF
2875LIBNAME=$LIBNAME
2876SLIBPREF=$SLIBPREF
2877SLIBSUF=$SLIBSUF
2878EXESUF=$EXESUF
2879EXTRA_VERSION=$extra_version
2880DEPFLAGS=$DEPFLAGS
2881CCDEP=$CCDEP
2882ASDEP=$ASDEP
2883CC_DEPFLAGS=$CC_DEPFLAGS
2884AS_DEPFLAGS=$AS_DEPFLAGS
2885HOSTCC=$host_cc
2886HOSTCFLAGS=$host_cflags
2887HOSTEXESUF=$HOSTEXESUF
2888HOSTLDFLAGS=$host_ldflags
2889HOSTLIBS=$host_libs
2890TARGET_EXEC=$target_exec
2891TARGET_PATH=$target_path
2892SDL_LIBS=$sdl_libs
2893SDL_CFLAGS=$sdl_cflags
2894LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2895EXTRALIBS=$extralibs
2896EOF
5a872801 2897
719c8e00
MR
2898get_version(){
2899 name=$1
2900 file=$source_path/$2
147e7692
MR
2901 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2902 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2903 lcname=$(tolower $name)
2904 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2905 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2906}
2907
147e7692
MR
2908get_version LIBSWSCALE libswscale/swscale.h
2909get_version LIBPOSTPROC libpostproc/postprocess.h
2910get_version LIBAVCODEC libavcodec/avcodec.h
2911get_version LIBAVDEVICE libavdevice/avdevice.h
2912get_version LIBAVFORMAT libavformat/avformat.h
2913get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2914get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2915
173c983b
MR
2916enabled shared && cat >> config.mak <<EOF
2917LIBTARGET=${LIBTARGET}
2918SLIBNAME=${SLIBNAME}
2919SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2920SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2921SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2922SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2923SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2924SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2925EOF
523ef551 2926
173c983b
MR
2927enabled asmalign_pot || align_shift="1 <<"
2928
2929cat > $TMPH <<EOF
2930/* Automatically generated by configure - do not modify! */
2931#ifndef FFMPEG_CONFIG_H
2932#define FFMPEG_CONFIG_H
2933#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 2934#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
2935#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
2936#define CC_TYPE "$cc_type"
2937#define CC_VERSION $cc_version
2938#define restrict $_restrict
2939#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
2940#define EXTERN_PREFIX "${extern_prefix}"
2941#define EXTERN_ASM ${extern_prefix}
2942EOF
523ef551
DB
2943
2944if enabled small || disabled optimizations; then
2945 echo "#define av_always_inline" >> $TMPH
2946fi
2947
3d907e22
MR
2948print_config ARCH_ $TMPH config.mak $ARCH_LIST
2949print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2950print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2951 $CONFIG_EXTRA \
7483e694
DB
2952 $DECODER_LIST \
2953 $ENCODER_LIST \
5666fd73 2954 $HWACCEL_LIST \
7483e694
DB
2955 $PARSER_LIST \
2956 $BSF_LIST \
2957 $DEMUXER_LIST \
2958 $MUXER_LIST \
f7679c54 2959 $FILTER_LIST \
7483e694
DB
2960 $PROTOCOL_LIST \
2961 $INDEV_LIST \
2962 $OUTDEV_LIST \
8ac17293 2963
9c05103f 2964echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 2965echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 2966
b7860763 2967# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 2968cp_if_changed $TMPH config.h
3d204385 2969
a3e02a8c
MR
2970cat > $TMPH <<EOF
2971/* Generated by ffconf */
2972#ifndef AVUTIL_AVCONFIG_H
2973#define AVUTIL_AVCONFIG_H
2974EOF
2975
2976print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
2977
2978echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
2979
2980cp_if_changed $TMPH libavutil/avconfig.h
2981
d0674868 2982# build pkg-config files
def4272a 2983
d0674868
DB
2984pkgconfig_generate(){
2985name=$1
b0dfd108 2986shortname=${name#lib}${build_suffix}
d0674868
DB
2987comment=$2
2988version=$3
2989libs=$4
2990requires=$5
25cd5cb3 2991cat <<EOF > $name/$name.pc
3e89171a 2992prefix=$prefix
a94e666c 2993exec_prefix=\${prefix}
f2b7382c 2994libdir=$libdir
7622778e 2995includedir=$incdir
def4272a 2996
d0674868
DB
2997Name: $name
2998Description: $comment
2999Version: $version
8cd6b388 3000Requires: $(enabled shared || echo $requires)
5dcfe9f8 3001Requires.private: $(enabled shared && echo $requires)
def4272a 3002Conflicts:
8cd6b388 3003Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3004Libs.private: $(enabled shared && echo $libs)
76a448ed 3005Cflags: -I\${includedir}
def4272a 3006EOF
25cd5cb3 3007cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3008prefix=
3009exec_prefix=
46d1ff83 3010libdir=\${pcfiledir}
1d44d365 3011includedir=${source_path}
def4272a 3012
d0674868
DB
3013Name: $name
3014Description: $comment
3015Version: $version
3016Requires: $requires
def4272a 3017Conflicts:
12701f6e 3018Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3019Cflags: -I\${includedir}
3020EOF
d0674868 3021}
def4272a 3022
e426941d 3023pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3024pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3025pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3026pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3027enabled avfilter &&
46983309 3028 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3029enabled postproc &&
e426941d 3030 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3031pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"